:root {
  color-scheme: dark;
  --ink: #090a0b;
  --paper: #f2f1ec;
  --paper-soft: #e6e5df;
  --white: #ffffff;
  --line-dark: rgba(255, 255, 255, 0.14);
  --line-light: rgba(9, 10, 11, 0.18);
  --muted-dark: rgba(255, 255, 255, 0.62);
  --muted-light: rgba(9, 10, 11, 0.62);
  --signal: #b7ff2a;
  --blue: #3978ff;
  --coral: #ff6b57;
  --cyan: #63e7ff;
  --tsinghua-purple: #660874;
  --content-bg: #ffffff;
  --content-surface: #ebe8e1;
  --content-surface-hover: #ffffff;
  --nav-height: 72px;
  --nav-progress: 0;
  --nav-shrink: 0px;
  --nav-top: 0px;
  --nav-height-shrink: 0px;
  --nav-radius: 0px;
  --nav-alpha: 0.1;
  --nav-border-alpha: 0.14;
  --nav-inner-alpha: 0;
  --nav-inner-border-alpha: 0;
  --nav-blur: 14px;
  --nav-shadow-y: 4px;
  --nav-shadow-blur: 24px;
  --nav-shadow-alpha: 0.14;
  --page-gutter: clamp(22px, 4vw, 64px);
  --content-width: 1320px;
  --section-width: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  color: var(--paper);
  background: var(--ink);
  font-family: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

button,
textarea,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  color: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.floating-nav {
  position: fixed;
  z-index: 100;
  top: var(--nav-top);
  left: 50%;
  --nav-content-inset: max(var(--page-gutter), calc((100vw - var(--content-width)) / 2 + 16px));
  --nav-edge-gap: 60px;
  --nav-menu-bg: rgba(15, 16, 18, 0.94);
  --nav-menu-border: rgba(255, 255, 255, 0.14);
  --nav-menu-text: rgba(255, 255, 255, 0.92);
  --nav-menu-muted: rgba(255, 255, 255, 0.58);
  --nav-menu-hover: rgba(255, 255, 255, 0.07);
  --nav-menu-shadow: rgba(0, 0, 0, 0.36);
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
  align-items: center;
  width: calc(100% - var(--nav-shrink));
  height: calc(var(--nav-height) - var(--nav-height-shrink));
  padding: 0 var(--nav-content-inset);
  border: 1px solid rgba(216, 231, 242, var(--nav-border-alpha));
  border-radius: var(--nav-radius);
  background: rgba(255, 255, 255, var(--nav-alpha));
  box-shadow: 0 var(--nav-shadow-y) var(--nav-shadow-blur) rgba(0, 0, 0, var(--nav-shadow-alpha));
  -webkit-backdrop-filter: blur(var(--nav-blur)) saturate(134%);
  backdrop-filter: blur(var(--nav-blur)) saturate(134%);
  transform: translateX(-50%);
  transition: top 160ms ease, width 160ms ease, height 160ms ease, border-radius 160ms ease, background-color 160ms ease, border-color 160ms ease, box-shadow 160ms ease, backdrop-filter 160ms ease;
}

.floating-nav.is-scrolled {
  --nav-menu-bg: rgba(255, 255, 255, 0.96);
  --nav-menu-border: rgba(37, 31, 25, 0.14);
  --nav-menu-text: #251f19;
  --nav-menu-muted: rgba(37, 31, 25, 0.58);
  --nav-menu-hover: rgba(37, 31, 25, 0.065);
  --nav-menu-shadow: rgba(37, 31, 25, 0.16);
  color: #251f19;
  border-color: rgba(37, 31, 25, 0.16);
  background: rgba(255, 255, 255, 0.66);
  box-shadow: 0 var(--nav-shadow-y) var(--nav-shadow-blur) rgba(37, 31, 25, 0.14);
}

.floating-nav.is-scrolled .nav-links > a,
.floating-nav.is-scrolled .nav-dropdown-toggle,
.floating-nav.is-scrolled .login-link {
  color: rgba(37, 31, 25, 0.7);
}

.floating-nav.is-scrolled .nav-links > a:hover,
.floating-nav.is-scrolled .nav-dropdown-toggle:hover,
.floating-nav.is-scrolled .nav-dropdown.is-open .nav-dropdown-toggle,
.floating-nav.is-scrolled .login-link:hover {
  color: #251f19;
}

.floating-nav.is-scrolled .nav-cta {
  color: #251f19;
  background: rgba(37, 31, 25, 0.08);
  box-shadow: inset 0 -5px 10px rgba(37, 31, 25, 0.08);
}

.floating-nav.is-scrolled .nav-cta:hover {
  color: #251f19;
  background: rgba(37, 31, 25, 0.13);
}

.floating-nav.is-scrolled .menu-toggle {
  background: rgba(37, 31, 25, 0.08);
}

.floating-nav.is-scrolled .menu-toggle span {
  background: #251f19;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: max-content;
  justify-self: start;
  transform: translateX(calc((var(--nav-content-inset) - var(--nav-edge-gap)) * -1));
  font-weight: 650;
}

.huiheng-brand-logo {
  display: block;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  clip-path: polygon(
    7% 12%,
    23% 7%,
    41% 9%,
    60% 5%,
    82% 8%,
    94% 15%,
    91% 31%,
    96% 47%,
    92% 64%,
    95% 82%,
    87% 91%,
    70% 89%,
    54% 94%,
    34% 91%,
    16% 94%,
    7% 87%,
    10% 69%,
    5% 52%,
    9% 36%,
    6% 21%
  );
  object-fit: contain;
  transform: rotate(90deg);
}

.huiheng-brand-name {
  font-size: 16px;
  font-weight: 580;
  white-space: nowrap;
}

.brand-divider {
  display: block;
  flex: 0 0 auto;
  width: 1px;
  height: 24px;
  margin: 0 2px;
  background: currentColor;
  opacity: 0.32;
}

.brand-name {
  font-size: 17px;
  font-weight: 560;
}

.brand-logo {
  display: block;
  flex: 0 0 auto;
  width: 31px;
  height: 31px;
  border-radius: 50%;
  object-fit: cover;
}

.floating-nav .brand-logo {
  width: 34px;
  height: 34px;
}

.floating-nav > .brand {
  gap: 10px;
}

.floating-nav .brand-name {
  font-size: 18px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3.5vw, 52px);
  padding: 8px 12px;
  border: 0;
  border-radius: 999px;
  background: transparent;
}

.nav-links > a,
.nav-dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 40px;
  padding: 7px 15px;
  border: 0;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  background: transparent;
  cursor: pointer;
  font-size: 16px;
  line-height: 24px;
  transition: color 180ms ease, background 180ms ease;
}

.nav-links > a:hover,
.nav-dropdown-toggle:hover,
.nav-dropdown.is-open .nav-dropdown-toggle {
  color: var(--white);
  background: transparent;
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle span {
  display: block;
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transform-origin: center;
  transition: transform 180ms ease;
}

.nav-dropdown.is-open .nav-dropdown-toggle span {
  transform: rotate(225deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 26px);
  left: 50%;
  display: grid;
  width: min(286px, calc(100vw - 40px));
  padding: 8px;
  border: 1px solid var(--nav-menu-border);
  border-radius: 8px;
  color: var(--nav-menu-text);
  background: var(--nav-menu-bg);
  box-shadow: 0 24px 60px var(--nav-menu-shadow);
  -webkit-backdrop-filter: blur(22px) saturate(138%);
  backdrop-filter: blur(22px) saturate(138%);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -8px);
  transition: opacity 180ms ease, transform 180ms ease, color 180ms ease, background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.nav-dropdown-menu::before {
  position: absolute;
  right: 0;
  bottom: 100%;
  left: 0;
  height: 26px;
  content: "";
}

.nav-dropdown.is-open .nav-dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.nav-dropdown-menu a {
  display: grid;
  gap: 3px;
  padding: 13px 14px;
  border-radius: 6px;
  transition: background 180ms ease;
}

.nav-dropdown-menu a:hover {
  background: var(--nav-menu-hover);
}

.nav-dropdown-menu strong {
  font-size: 15px;
  font-weight: 600;
}

.nav-dropdown-menu span {
  color: var(--nav-menu-muted);
  font-size: 13px;
}

.nav-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 14px;
  justify-self: end;
  transform: translateX(calc(var(--nav-content-inset) - var(--nav-edge-gap)));
}

.login-link {
  color: rgba(255, 255, 255, 0.75);
  font-size: 16px;
}

.login-link:hover {
  color: var(--white);
}

.international-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  gap: 6px;
  padding: 0 13px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.045);
  font-size: 14px;
  font-weight: 580;
  white-space: nowrap;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.international-link i {
  font-size: 16px;
}

.international-link:hover {
  border-color: rgba(255, 255, 255, 0.34);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-1px);
}

.floating-nav.is-scrolled .international-link {
  border-color: rgba(37, 31, 25, 0.14);
  color: rgba(37, 31, 25, 0.72);
  background: rgba(37, 31, 25, 0.035);
}

.floating-nav.is-scrolled .international-link:hover {
  border-color: rgba(37, 31, 25, 0.26);
  color: #251f19;
  background: rgba(37, 31, 25, 0.075);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  gap: 8px;
  padding: 0 19px;
  border: 0;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.9);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.035));
  box-shadow: inset 0 -5px 10px rgba(0, 0, 0, 0.24);
  font-size: 16px;
  font-weight: 650;
  transition: color 180ms ease, transform 180ms ease;
}

.nav-cta:hover {
  color: var(--white);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
}

.menu-toggle span {
  position: absolute;
  left: 50%;
  width: 19px;
  height: 1px;
  background: var(--white);
  transform: translateX(-50%);
  transition: transform 180ms ease, top 180ms ease;
}

.menu-toggle span:first-child {
  top: 18px;
}

.menu-toggle span:last-child {
  top: 28px;
}

.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  min-height: max(100svh, 840px);
  height: auto;
  overflow: hidden;
  background: #070b12;
}

.hero-ambient {
  position: absolute;
  z-index: 1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  opacity: 1;
}

.ambient-grid-line {
  position: absolute;
  display: block;
  background: rgba(145, 170, 194, 0.12);
}

.ambient-grid-line--h1,
.ambient-grid-line--h2,
.ambient-grid-line--h3 {
  left: 0;
  width: 100%;
  height: 1px;
  transform: translateX(-1.5%);
  animation: ambient-grid-drift 26s ease-in-out infinite alternate;
}

.ambient-grid-line--h1 { top: 23%; }
.ambient-grid-line--h2 { top: 51%; animation-delay: -8s; }
.ambient-grid-line--h3 { top: 78%; animation-delay: -16s; }

.ambient-grid-line--v1,
.ambient-grid-line--v2,
.ambient-grid-line--v3 {
  top: 0;
  width: 1px;
  height: 100%;
  transform: translateY(-1.5%);
  animation: ambient-grid-drift 31s ease-in-out infinite alternate-reverse;
}

.ambient-grid-line--v1 { left: 18%; }
.ambient-grid-line--v2 { left: 50%; animation-delay: -10s; }
.ambient-grid-line--v3 { left: 82%; animation-delay: -21s; }

.ambient-trace {
  position: absolute;
  display: block;
  width: min(48vw, 620px);
  height: min(24vw, 300px);
  border: 1px solid rgba(99, 231, 255, 0.19);
  border-left-color: transparent;
  border-bottom-color: transparent;
  border-radius: 50%;
  opacity: 0.86;
  animation: ambient-trace-drift 24s ease-in-out infinite alternate;
}

.ambient-trace--left {
  top: 19%;
  left: -19%;
  transform: rotate(-19deg);
}

.ambient-trace--right {
  right: -20%;
  bottom: 13%;
  transform: rotate(161deg);
  animation-delay: -12s;
}

.ambient-dot {
  position: absolute;
  display: block;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(99, 231, 255, 0.88);
  box-shadow: 0 0 13px rgba(99, 231, 255, 0.52);
  animation: ambient-dot-drift 9s ease-in-out infinite alternate;
}

.ambient-dot--one { top: 18%; left: 13%; animation-delay: -1.2s; }
.ambient-dot--two { top: 28%; left: 29%; animation-delay: -5.8s; }
.ambient-dot--three { top: 19%; right: 16%; animation-delay: -3.6s; }
.ambient-dot--four { top: 41%; right: 9%; animation-delay: -7.1s; }
.ambient-dot--five { bottom: 26%; left: 8%; animation-delay: -4.4s; }
.ambient-dot--six { bottom: 18%; left: 24%; animation-delay: -8.2s; }
.ambient-dot--seven { right: 25%; bottom: 23%; animation-delay: -2.7s; }
.ambient-dot--eight { right: 12%; bottom: 11%; animation-delay: -6.4s; }

@keyframes ambient-grid-drift {
  from { opacity: 0.45; }
  to { opacity: 0.9; }
}

@keyframes ambient-trace-drift {
  from { margin-left: -8px; margin-top: 4px; opacity: 0.42; }
  to { margin-left: 10px; margin-top: -6px; opacity: 0.78; }
}

@keyframes ambient-dot-drift {
  from { transform: translate3d(0, 5px, 0) scale(0.72); opacity: 0.28; }
  to { transform: translate3d(0, -7px, 0) scale(1.18); opacity: 0.86; }
}

@media (prefers-reduced-motion: reduce) {
  .ambient-grid-line,
  .ambient-trace,
  .ambient-dot {
    animation: none;
  }
}

/* Each workflow state is a relationship, not a feature hub. */
.workflow-flow {
  display: grid;
  grid-template-columns: minmax(96px, auto) minmax(240px, 1fr) minmax(96px, auto);
  align-items: center;
  gap: 0;
  width: min(100%, 640px);
  min-height: 360px;
  margin: 20px auto 0;
  padding: 0 24px;
}

.workflow-flow::before,
.workflow-flow::after {
  display: none;
}

.workflow-flow-node {
  position: relative;
  z-index: 2;
  display: grid;
  min-width: 96px;
  justify-items: center;
  gap: 12px;
}

.workflow-flow-icon {
  display: grid;
  width: 86px;
  height: 86px;
  border: 9px solid rgba(255, 255, 255, 0.78);
  border-radius: 50%;
  place-items: center;
  color: #162d60;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(69, 84, 99, 0.13), 0 0 0 1px rgba(92, 112, 130, 0.12);
}

.workflow-flow-icon i {
  font-size: 34px;
}

.workflow-flow-icon--logo {
  padding: 8px;
}

.workflow-flow-icon--logo img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.workflow-flow-node small {
  max-width: 130px;
  color: #59616a;
  font-size: 11px;
  font-weight: 650;
  line-height: 1.4;
  text-align: center;
}

.workflow-flow-route {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(28px, 1fr) auto minmax(28px, 1fr);
  align-items: center;
}

.workflow-flow-line {
  position: relative;
  display: block;
  height: 1px;
  border-top: 1px dashed rgba(92, 112, 130, 0.4);
}

.workflow-flow-line::after {
  position: absolute;
  top: -3px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  content: "";
  background: #3978ff;
  box-shadow: 0 0 10px rgba(57, 120, 255, 0.8);
  opacity: 0;
}

.workflow-flow-line:last-child::after {
  animation-delay: 900ms;
}

.workflow-scene.is-active .workflow-flow-line::after {
  animation: workflow-flow-travel 1.8s linear infinite;
}

.workflow-scene.is-active .workflow-flow-line:last-child::after {
  animation-delay: 900ms;
}

.workflow-flow-action {
  position: relative;
  z-index: 3;
  display: grid;
  width: 128px;
  height: 128px;
  border: 10px solid rgba(255, 255, 255, 0.72);
  border-radius: 32px;
  place-items: center;
  color: #ffffff;
  background: linear-gradient(145deg, #2f62d6 8%, #3978ff 52%, #63e7ff 100%);
  box-shadow: 0 20px 38px rgba(57, 120, 255, 0.28), 0 0 0 1px rgba(57, 120, 255, 0.15);
}

.workflow-flow-action::before {
  position: absolute;
  inset: -24px;
  border: 1px solid rgba(57, 120, 255, 0.13);
  border-radius: 46px;
  content: "";
}

.workflow-flow-action i {
  font-size: 54px;
}

.workflow-scene.is-active .workflow-flow-node--product {
  animation: workflow-flow-node-left 620ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.workflow-scene.is-active .workflow-flow-action {
  animation: workflow-flow-action-in 720ms 90ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.workflow-scene.is-active .workflow-flow-node--target {
  animation: workflow-flow-node-right 620ms 180ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes workflow-flow-travel {
  0% {
    left: 0;
    opacity: 0;
  }
  15%,
  85% {
    opacity: 1;
  }
  100% {
    left: calc(100% - 6px);
    opacity: 0;
  }
}

@keyframes workflow-flow-node-left {
  from {
    opacity: 0;
    transform: translateX(-18px) scale(0.92);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes workflow-flow-node-right {
  from {
    opacity: 0;
    transform: translateX(18px) scale(0.92);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes workflow-flow-action-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.86);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 680px) {
  .workflow-flow {
    grid-template-columns: minmax(68px, auto) minmax(132px, 1fr) minmax(68px, auto);
    min-height: 320px;
    padding: 0 6px;
  }

  .workflow-flow-node {
    min-width: 68px;
    gap: 8px;
  }

  .workflow-flow-icon {
    width: 62px;
    height: 62px;
    border-width: 6px;
  }

  .workflow-flow-icon i {
    font-size: 25px;
  }

  .workflow-flow-node small {
    max-width: 80px;
    font-size: 9px;
  }

  .workflow-flow-action {
    width: 92px;
    height: 92px;
    border-width: 7px;
    border-radius: 24px;
  }

  .workflow-flow-action::before {
    inset: -14px;
    border-radius: 30px;
  }

  .workflow-flow-action i {
    font-size: 39px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workflow-scene.is-active .workflow-flow-line::after,
  .workflow-scene.is-active .workflow-flow-node--product,
  .workflow-scene.is-active .workflow-flow-action,
  .workflow-scene.is-active .workflow-flow-node--target {
    animation: none;
  }
}

/* Step 02: show multiple specialist agents working as one execution cluster. */
.workflow-flow--collaboration {
  grid-template-columns: minmax(88px, auto) minmax(300px, 1fr) minmax(88px, auto);
}

.workflow-agent-cluster {
  position: relative;
  z-index: 3;
  display: block;
  width: 176px;
  height: 154px;
}

.workflow-agent-cluster::before,
.workflow-agent-cluster::after {
  position: absolute;
  z-index: -1;
  content: "";
  border-color: rgba(57, 120, 255, 0.24);
  border-style: dashed;
}

.workflow-agent-cluster::before {
  top: 27px;
  bottom: 27px;
  left: 50%;
  border-width: 0 0 0 1px;
}

.workflow-agent-cluster::after {
  top: 50%;
  right: 27px;
  left: 27px;
  border-width: 1px 0 0;
}

.workflow-agent-core {
  position: absolute;
  z-index: 4;
  top: 50%;
  left: 50%;
  display: grid;
  width: 54px;
  height: 54px;
  border: 6px solid rgba(255, 255, 255, 0.78);
  border-radius: 17px;
  place-items: center;
  color: #ffffff;
  background: linear-gradient(145deg, #2f62d6, #3978ff 58%, #63e7ff);
  box-shadow: 0 12px 26px rgba(57, 120, 255, 0.3);
  transform: translate(-50%, -50%);
}

.workflow-agent-core > i {
  position: relative;
  display: block;
  width: 1em;
  height: 1em;
  font-size: 25px;
  line-height: 1;
}

.workflow-agent {
  position: absolute;
  z-index: 3;
  display: grid;
  width: 56px;
  height: 56px;
  border: 5px solid rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  place-items: center;
  color: #17346e;
  background: #ffffff;
  box-shadow: 0 9px 20px rgba(69, 84, 99, 0.14), 0 0 0 1px rgba(57, 120, 255, 0.1);
}

.workflow-agent > i {
  font-size: 20px;
}

.workflow-agent > small {
  position: absolute;
  top: calc(100% + 3px);
  left: 50%;
  color: #59616a;
  font-size: 8px;
  font-weight: 700;
  transform: translateX(-50%);
}

.workflow-agent--search {
  top: 0;
  left: 0;
}

.workflow-agent--analysis {
  top: 0;
  right: 0;
}

.workflow-agent--code {
  bottom: 0;
  left: 0;
}

.workflow-agent--experiment {
  right: 0;
  bottom: 0;
}

.workflow-scene.is-active .workflow-agent {
  animation: workflow-agent-collaborate 2.6s ease-in-out infinite;
}

.workflow-scene.is-active .workflow-agent--analysis {
  animation-delay: -0.65s;
}

.workflow-scene.is-active .workflow-agent--code {
  animation-delay: -1.3s;
}

.workflow-scene.is-active .workflow-agent--experiment {
  animation-delay: -1.95s;
}

@keyframes workflow-agent-collaborate {
  0%,
  100% {
    box-shadow: 0 9px 20px rgba(69, 84, 99, 0.14), 0 0 0 1px rgba(57, 120, 255, 0.1);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 11px 24px rgba(57, 120, 255, 0.22), 0 0 0 4px rgba(57, 120, 255, 0.08);
    transform: scale(1.08);
  }
}

@media (max-width: 680px) {
  .workflow-flow--collaboration {
    grid-template-columns: minmax(62px, auto) minmax(188px, 1fr) minmax(62px, auto);
  }

  .workflow-agent-cluster {
    width: 116px;
    height: 112px;
  }

  .workflow-agent {
    width: 42px;
    height: 42px;
    border-width: 4px;
  }

  .workflow-agent > i {
    font-size: 16px;
  }

  .workflow-agent > small {
    display: none;
  }

  .workflow-agent-core {
    width: 44px;
    height: 44px;
    border-width: 5px;
    border-radius: 14px;
  }

  .workflow-agent-core > i {
    font-size: 20px;
  }

  .workflow-agent-cluster::after {
    right: 20px;
    left: 20px;
  }

  .workflow-agent-cluster::before {
    top: 20px;
    bottom: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workflow-scene.is-active .workflow-agent {
    animation: none;
  }
}

.hero-loader {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background: transparent;
  opacity: 1;
  will-change: opacity, filter, transform;
}

.hero-loader::before,
.hero-loader::after,
.hero-loader > span {
  display: none;
}

.hero-intro-canvas {
  position: absolute;
  z-index: 0;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.hero-intro-active .hero-intro-canvas {
  opacity: 1;
}

.hero-intro-active .hero-loader {
  background: transparent;
  animation: none;
}

.hero-intro-active .hero-loader::before,
.hero-intro-active .hero-loader::after,
.hero-intro-active .hero-loader > .loader-orbit,
.hero-intro-active .hero-loader > .loader-beam,
.hero-intro-active .hero-loader > .loader-core {
  opacity: 0;
  animation: none;
}

.hero.hero-intro-active .hero-copy {
  opacity: var(--intro-copy-opacity, 0);
  transform: translateY(var(--intro-copy-shift, 16px));
  animation: none;
  transition: none;
}

.hero.hero-intro-active .prompt-stage {
  opacity: var(--intro-prompt-opacity, 0);
  pointer-events: none;
  transform: translateY(var(--intro-prompt-shift, 24px)) scale(var(--intro-prompt-scale, 0.96));
  transition: none;
}

.hero.hero-intro-complete .hero-copy {
  opacity: 1;
  transform: none;
  animation: none;
  transition: none;
}

.hero.hero-intro-complete .prompt-stage {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  transition: opacity 620ms ease 120ms, transform 760ms cubic-bezier(0.16, 1, 0.3, 1) 120ms;
}

.hero.hero-intro-active .hero-title-anchor,
.hero.hero-particle-title .hero-title-anchor {
  color: transparent;
  text-shadow: none;
}

.hero-loader::before {
  content: "";
  position: absolute;
  inset: -30% -10%;
  background: repeating-linear-gradient(
    112deg,
    transparent 0 42px,
    rgba(184, 199, 217, 0.06) 43px,
    transparent 44px 88px
  );
  opacity: 0.58;
  transform: translate3d(-12%, 0, 0);
  animation: loader-scan 3.2s linear infinite;
}

.hero-loader::after {
  content: "";
  position: absolute;
  top: 68%;
  left: 50%;
  width: min(34vw, 420px);
  aspect-ratio: 1;
  border: 1px solid rgba(213, 219, 230, 0.13);
  border-radius: 50%;
  box-shadow: 0 0 0 18px rgba(87, 133, 179, 0.025), 0 0 90px rgba(87, 133, 179, 0.1);
  transform: translate(-50%, -50%) scale(0.82);
  animation: loader-pulse 2.4s ease-in-out infinite;
}

.hero-loader > span {
  position: absolute;
  top: 68%;
  left: 50%;
  display: block;
  pointer-events: none;
}

.loader-orbit {
  width: min(34vw, 420px);
  aspect-ratio: 1;
  border: 1px solid rgba(184, 199, 217, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(0deg);
  animation: loader-spin 8s linear infinite;
}

.loader-orbit::before,
.loader-orbit::after {
  content: "";
  position: absolute;
  top: 50%;
  left: -4px;
  width: 7px;
  height: 7px;
  border: 1px solid rgba(213, 219, 230, 0.72);
  border-radius: 50%;
  background: #04070d;
  box-shadow: 0 0 16px rgba(184, 199, 217, 0.52);
  transform: translateY(-50%);
}

.loader-orbit::after {
  top: auto;
  right: 18%;
  bottom: -4px;
  left: auto;
  border-color: rgba(255, 255, 255, 0.86);
  box-shadow: 0 0 16px rgba(255, 255, 255, 0.48);
  transform: translateX(50%);
}

.loader-orbit-two {
  width: min(20vw, 250px);
  border-color: rgba(213, 219, 230, 0.13);
  animation-direction: reverse;
  animation-duration: 5.8s;
}

.loader-beam {
  width: min(42vw, 520px);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(213, 219, 230, 0.72), transparent);
  transform: translate(-50%, -50%) rotate(-28deg) scaleX(0.2);
  transform-origin: center;
  animation: loader-beam 2.2s ease-in-out infinite;
}

.loader-core {
  width: 10px;
  height: 10px;
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 50%;
  background: rgba(213, 219, 230, 0.28);
  box-shadow: 0 0 24px rgba(213, 219, 230, 0.72);
  transform: translate(-50%, -50%);
  animation: loader-core 1.25s ease-in-out infinite;
}

.hero.hero-loaded .hero-loader {
  opacity: 0;
  visibility: hidden;
  filter: blur(3px);
  transform: scale(1.035);
  transition:
    opacity 1050ms cubic-bezier(0.16, 1, 0.3, 1),
    filter 1050ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 1050ms cubic-bezier(0.16, 1, 0.3, 1),
    visibility 0ms linear 1050ms;
}

.hero.hero-particle-title .hero-loader {
  opacity: 1;
  visibility: visible;
  filter: none;
  transform: none;
  transition: none;
}

.hero.hero-particle-title .hero-intro-canvas {
  opacity: 1;
}

.hero-loader[data-settled="true"],
.hero-loader[data-settled="true"]::before,
.hero-loader[data-settled="true"]::after,
.hero-loader[data-settled="true"] > span {
  animation: none;
}

.hero.hero-loading:not(.hero-intro-active) .prompt-stage {
  opacity: 0;
  pointer-events: none;
  transform: translateY(24px) scale(0.96);
}

.hero.hero-loading:not(.hero-intro-active) .hero-copy {
  opacity: 0;
  transform: translateY(14px);
}

.hero.hero-loaded .prompt-stage {
  pointer-events: auto;
}

.hero-content {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto;
  gap: 34px;
  align-items: start;
  justify-items: center;
  width: min(calc(100% - var(--page-gutter) * 2), 1040px);
  margin: 142px auto 112px;
}

.hero.hero-loaded .prompt-stage {
  opacity: 1;
  transform: translateY(0);
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 936px;
  justify-self: center;
  text-align: center;
  animation: hero-copy-in 850ms cubic-bezier(0.16, 1, 0.3, 1) 180ms both;
}

.prompt-stage {
  align-self: start;
  width: min(100%, 760px);
  min-width: 0;
  justify-self: center;
  opacity: 1;
  transform: translateY(0);
}

.hero h1 {
  margin: 0;
  max-width: 100%;
  color: #e4e9f2;
  font-size: 4rem;
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero h1 span,
.hero h1 em {
  display: block;
}

.hero h1 em {
  color: rgba(213, 219, 230, 0.82);
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-style: italic;
  font-weight: 400;
}

.hero h1 .hero-title-anchor {
  display: block;
  width: auto;
  height: auto;
  margin: 0 auto;
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-style: italic;
  font-weight: 600;
  line-height: 1.04;
}

.hero-statement {
  max-width: none;
  margin: 18px auto 0;
  color: rgba(184, 199, 217, 0.56);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  white-space: nowrap;
  text-wrap: nowrap;
  text-shadow: 0 2px 14px #070b12, 0 0 28px #070b12;
}

.prompt-stage {
  position: relative;
  z-index: 2;
  align-self: start;
  min-width: 0;
}

.prompt-box {
  position: relative;
  display: grid;
  min-width: 0;
  gap: 14px;
  min-height: 132px;
  padding: 18px;
  border: 1px solid rgba(216, 231, 242, 0.12);
  border-radius: 18px;
  background: rgba(8, 11, 18, 0.76);
  box-shadow:
    0 1px 1px rgba(87, 133, 179, 0.22),
    0 18px 52px rgba(0, 0, 0, 0.44),
    inset 0 -1px 0 rgba(255, 255, 255, 0.035);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  transition: border-color 180ms ease, background 180ms ease;
}

.depth-sketch {
  position: absolute;
  z-index: 1;
  display: grid;
  place-items: center;
  width: clamp(30px, 4vw, 46px);
  height: clamp(30px, 4vw, 46px);
  color: rgba(213, 219, 230, 0.46);
  opacity: 0.68;
  pointer-events: none;
  filter: drop-shadow(0 0 10px rgba(99, 231, 255, 0.13));
  transform-style: preserve-3d;
  will-change: transform;
}

.depth-sketch svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.depth-sketch svg path,
.depth-sketch svg circle {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.65;
  vector-effect: non-scaling-stroke;
}

.depth-sketch svg .sketch-accent {
  color: rgba(99, 231, 255, 0.78);
  stroke: currentColor;
  stroke-width: 1.95;
}

.depth-sketch svg .sketch-liquid {
  fill: rgba(99, 231, 255, 0.08);
  stroke: rgba(99, 231, 255, 0.7);
}

.depth-sketch-experiment {
  top: 42%;
  left: 21%;
  transform: translate3d(var(--depth-shift-x-reverse), var(--depth-shift-y-reverse), -120px) rotate(-12deg) scale(0.82);
}

.depth-sketch-code {
  top: 56%;
  right: 18%;
  color: rgba(184, 199, 217, 0.44);
  transform: translate3d(var(--depth-shift-x-near), var(--depth-shift-y-near), 80px) rotate(9deg) scale(1.08);
}

.depth-sketch-paper {
  top: 31%;
  right: 31%;
  color: rgba(213, 219, 230, 0.42);
  transform: translate3d(var(--depth-shift-x-mid), var(--depth-shift-y-mid), -30px) rotate(8deg) scale(0.9);
}

.depth-sketch-evidence {
  top: 71%;
  left: 28%;
  color: rgba(184, 199, 217, 0.44);
  transform: translate3d(var(--depth-shift-x-reverse), var(--depth-shift-y-reverse), 110px) rotate(-8deg) scale(1.12);
}

.prompt-box:focus-within {
  border-color: rgba(213, 219, 230, 0.34);
  background: rgba(10, 14, 24, 0.92);
  box-shadow:
    0 0 0 1px rgba(87, 133, 179, 0.08),
    0 22px 60px rgba(0, 0, 0, 0.5),
    0 0 42px rgba(87, 133, 179, 0.09);
}

.prompt-box textarea {
  width: 100%;
  min-height: 48px;
  max-height: 180px;
  padding: 0;
  resize: none;
  overflow-y: auto;
  border: 0;
  outline: 0;
  color: #e4e9f2;
  background: transparent;
  font-size: 17px;
  line-height: 1.65;
}

.prompt-box textarea::placeholder {
  color: rgba(184, 199, 217, 0.5);
}

.prompt-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
}

.submit-button {
  display: grid;
  flex: 0 0 40px;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.09);
  color: #05070d;
  background: #e4e9f2;
  cursor: pointer;
  font-size: 13px;
  font-weight: 650;
  transition: transform 180ms ease, background 180ms ease;
}

.submit-button:hover:not(:disabled) {
  background: #ffffff;
  transform: translateY(-1px);
}

.submit-button:disabled {
  cursor: not-allowed;
  color: rgba(4, 7, 13, 0.48);
  background: #7d8795;
  border-color: rgba(255, 255, 255, 0.04);
  opacity: 1;
}

.submit-icon {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: transparent;
  font-size: 18px;
  line-height: 1;
}

.run-status {
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 8px;
  background: rgba(14, 15, 17, 0.88);
  opacity: 0;
  transform: translateY(-8px);
  transition: max-height 320ms ease, margin-top 320ms ease, opacity 240ms ease, transform 240ms ease, border-color 240ms ease;
}

.run-status.is-visible {
  max-height: 150px;
  margin-top: 12px;
  padding: 16px 18px;
  border-color: rgba(255, 255, 255, 0.14);
  opacity: 1;
  transform: translateY(0);
}

.run-status-head {
  display: flex;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.run-status-head strong {
  color: var(--white);
  font-weight: 560;
}

.run-status-head #run-counter {
  margin-left: auto;
  color: rgba(255, 255, 255, 0.44);
  font-variant-numeric: tabular-nums;
}

.status-light {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 14px rgba(183, 255, 42, 0.7);
}

.run-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-top: 14px;
}

.run-steps span {
  position: relative;
  padding-top: 9px;
  color: rgba(255, 255, 255, 0.38);
  font-size: 10px;
  transition: color 180ms ease;
}

.run-steps span::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.11);
  transition: background 180ms ease;
}

.run-steps span.is-active,
.run-steps span.is-complete {
  color: rgba(255, 255, 255, 0.86);
}

.run-steps span.is-active::before {
  background: var(--signal);
  animation: status-pulse 1s ease-in-out infinite;
}

.run-steps span.is-complete::before {
  background: var(--blue);
}

.hero-meta {
  position: absolute;
  z-index: 4;
  bottom: 28px;
  left: 50%;
  display: flex;
  justify-content: center;
  color: rgba(255, 255, 255, 0.42);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0;
  transform: translateX(-50%);
}

.hero-meta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(216, 231, 242, 0.12);
  border-radius: 50%;
  color: rgba(213, 219, 230, 0.7);
  background: rgba(4, 7, 13, 0.54);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.hero-meta a:hover {
  color: var(--white);
  border-color: rgba(216, 231, 242, 0.3);
  transform: translateY(2px);
}

.section {
  position: relative;
  padding: 80px var(--page-gutter);
}

.section-inner {
  width: min(100%, var(--section-width));
  margin: 0 auto;
}

.workflow {
  color: var(--ink);
  background: var(--content-bg);
  opacity: var(--workflow-opacity, 1);
  transform: translate3d(0, var(--workflow-shift, 0px), 0) scale(var(--workflow-scale, 1));
  transform-origin: center top;
  transition: transform 120ms linear, opacity 120ms linear;
  will-change: transform, opacity;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 540px) minmax(300px, 540px);
  justify-content: space-between;
  gap: 40px;
  align-items: end;
  max-width: var(--section-width);
  margin-right: auto;
  margin-bottom: 40px;
  margin-left: auto;
  text-align: left;
}

.section-heading-main {
  min-width: 0;
}

.section-heading-note {
  max-width: 540px;
  padding: 0;
}

.heading-note-accent {
  display: none;
}

.section-heading h2,
.evidence-copy h2,
.audience-heading h2,
.principles-title h2,
.pricing-heading h2,
.company-copy h2,
.final-cta h2 {
  margin: 0;
  font-size: clamp(34px, 3.4vw, 48px);
  font-weight: 470;
  line-height: 1.08;
  letter-spacing: 0;
}

.title-line {
  display: inline-block;
  max-width: 100%;
  white-space: nowrap;
}

.tsinghua-art-word {
  position: relative;
  display: inline-block;
  margin-right: 0.05em;
  color: var(--tsinghua-purple);
  font-family: "STKaiti", "KaiTi", "Songti SC", "Noto Serif CJK SC", serif;
  font-weight: 760;
  letter-spacing: 0.04em;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.72),
    0 12px 26px rgba(102, 8, 116, 0.18);
  transform: translateY(-0.018em);
}

.company-title-rest {
  font-size: 0.72em;
  font-weight: 500;
}

.tsinghua-art-word::after {
  position: absolute;
  right: 0.04em;
  bottom: -0.08em;
  left: 0;
  height: 0.08em;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(102, 8, 116, 0.44), transparent);
  content: "";
  pointer-events: none;
}

.section-heading-note p {
  max-width: 540px;
  margin: 0;
  color: var(--muted-light);
  font-size: 16px;
  line-height: 1.8;
}

.workflow-brief {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 6vw, 76px);
  align-items: start;
  margin: 0 0 24px;
  padding: 24px 0 30px;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.workflow-brief-copy {
  max-width: 520px;
}

.workflow-brief-kicker {
  margin: 0 0 12px;
  color: #3567d5;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.workflow-brief-copy h3 {
  margin: 0 0 12px;
  color: #251f19;
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 560;
  line-height: 1.2;
}

.workflow-brief-copy > p:last-child {
  margin: 0;
  color: #68615a;
  font-size: 14px;
  line-height: 1.75;
}

.workflow-brief-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 0;
}

.workflow-brief-map div {
  min-width: 0;
  padding-left: 14px;
  border-left: 2px solid rgba(53, 103, 213, 0.28);
}

.workflow-brief-map dt {
  margin-bottom: 9px;
  color: #746d65;
  font-size: 11px;
  font-weight: 700;
}

.workflow-brief-map dd {
  margin: 0;
  color: #251f19;
  font-size: 13px;
  line-height: 1.55;
}

.workflow-list {
  display: grid;
  gap: 20px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.workflow-system {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.68fr);
  gap: 20px;
  align-items: stretch;
}

.workflow-list li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 18px;
  align-items: start;
  min-height: 148px;
  padding: 22px;
  border: 1px solid var(--line-light);
  border-radius: 8px;
  background: var(--content-surface);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

.workflow-list li:hover {
  border-color: rgba(53, 103, 213, 0.32);
  background: var(--content-surface-hover);
  transform: translateY(-3px);
}

.workflow-number {
  color: var(--muted-light);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.workflow-list h3 {
  margin: 0 0 12px;
  font-size: clamp(22px, 2vw, 28px);
  font-weight: 540;
  white-space: normal;
}

.workflow-list p {
  max-width: 680px;
  margin: 0;
  color: var(--muted-light);
  font-size: 14px;
}

.workflow-signal {
  grid-column: 2;
  width: max-content;
  margin-top: auto;
  padding: 7px 10px;
  border: 1px solid var(--line-light);
  border-radius: 4px;
  color: var(--muted-light);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 9px;
}

.evidence {
  padding-bottom: 80px;
  color: var(--ink);
  background: var(--content-bg);
}

.evidence-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.evidence-copy {
  display: grid;
  grid-template-columns: minmax(0, 540px) minmax(300px, 540px);
  justify-content: space-between;
  gap: 40px;
  align-items: end;
  width: 100%;
  margin: 0 auto;
  text-align: left;
}

.evidence-copy > p {
  max-width: 540px;
  margin: 0;
  color: var(--muted-light);
  line-height: 1.8;
}

.evidence-copy h2 {
  font-size: clamp(34px, 3.4vw, 48px);
}

.evidence-points {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.evidence-points li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 8px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line-light);
  border-radius: 6px;
  color: rgba(9, 10, 11, 0.78);
  text-align: left;
  background: rgba(255, 255, 255, 0.56);
  font-size: 13px;
}

.evidence-points span {
  color: rgba(9, 10, 11, 0.36);
  font-variant-numeric: tabular-nums;
}

.evidence-points strong {
  color: rgba(9, 10, 11, 0.78);
  font-size: 13px;
  font-weight: 620;
}

.workbench {
  width: min(100%, 1160px);
  margin: 0 auto;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  color: var(--paper);
  background: #101114;
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.44);
}

.workbench-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.workbench-topbar > div {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.workbench-topbar strong {
  overflow: hidden;
  font-size: 12px;
  font-weight: 560;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.workbench-dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
}

.workbench-state {
  color: var(--signal);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 9px;
}

.workbench-grid {
  display: grid;
  grid-template-columns: 160px minmax(280px, 1fr) 158px;
  min-height: 510px;
}

.source-panel,
.citation-panel {
  padding: 20px 14px;
  background: #0d0e10;
}

.source-panel {
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.citation-panel {
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.panel-label {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.38);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 9px;
}

.source-item {
  position: relative;
  display: grid;
  width: 100%;
  gap: 4px;
  padding: 13px 10px;
  border: 0;
  border-radius: 5px;
  text-align: left;
  background: transparent;
  cursor: pointer;
}

.source-item:hover,
.source-item.is-active {
  background: rgba(255, 255, 255, 0.06);
}

.source-item.is-active::before {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 0;
  width: 2px;
  background: var(--blue);
}

.source-item span {
  color: rgba(255, 255, 255, 0.34);
  font-size: 8px;
}

.source-item strong {
  font-size: 10px;
  font-weight: 550;
  line-height: 1.4;
}

.source-item small {
  color: rgba(255, 255, 255, 0.36);
  font-size: 8px;
}

.experiment-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 24px;
}

.experiment-heading {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.experiment-heading .panel-label {
  margin-bottom: 7px;
}

.experiment-heading h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 560;
  white-space: nowrap;
}

.experiment-heading > span {
  color: rgba(255, 255, 255, 0.42);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 8px;
}

.metric-plot {
  position: relative;
  display: flex;
  flex: 1;
  align-items: end;
  justify-content: center;
  gap: 34px;
  min-height: 260px;
  margin-top: 24px;
  padding: 34px 18px 58px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background-image: linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 100% 52px;
}

.metric-axis {
  position: absolute;
  right: 18px;
  bottom: 58px;
  left: 18px;
  height: 1px;
  background: rgba(255, 255, 255, 0.16);
}

.metric-bar {
  position: relative;
  z-index: 1;
  width: clamp(48px, 6vw, 76px);
  transform-origin: bottom;
  animation: grow-bar 1.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.metric-bar span {
  position: absolute;
  top: -25px;
  left: 50%;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  transform: translateX(-50%);
}

.metric-bar.original {
  height: 72%;
  background: var(--blue);
}

.metric-bar.reproduced {
  height: 68%;
  background: var(--signal);
  animation-delay: 120ms;
}

.metric-bar.reproduced span {
  color: var(--signal);
}

.metric-legend {
  position: absolute;
  right: 10px;
  bottom: 17px;
  left: 10px;
  display: flex;
  justify-content: center;
  gap: 18px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 8px;
}

.metric-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.metric-legend i {
  display: inline-block;
  width: 7px;
  height: 7px;
}

.legend-original {
  background: var(--blue);
}

.legend-reproduced {
  background: var(--signal);
}

.experiment-log {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.36);
  font-size: 8px;
}

.experiment-log code {
  overflow: hidden;
  color: rgba(255, 255, 255, 0.58);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.log-ok {
  color: var(--signal);
}

.citation-panel {
  display: flex;
  flex-direction: column;
}

.citation-orbit {
  position: relative;
  display: grid;
  place-items: center;
  width: 116px;
  aspect-ratio: 1;
  margin: 42px auto 0;
}

.citation-orbit strong {
  font-size: 28px;
  font-weight: 480;
}

.citation-orbit small {
  position: absolute;
  top: calc(50% + 23px);
  color: rgba(255, 255, 255, 0.38);
  font-size: 7px;
}

.orbit {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
}

.orbit-two {
  inset: 18px;
  border-color: rgba(99, 231, 255, 0.28);
}

.citation-node {
  position: absolute;
  width: 7px;
  height: 7px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: #0d0e10;
  box-shadow: 0 0 12px rgba(99, 231, 255, 0.46);
}

.node-a {
  top: 10px;
  right: 21px;
}

.node-b {
  bottom: 10px;
  left: 26px;
}

.node-c {
  top: 54px;
  left: -3px;
}

.citation-note {
  margin: auto 0 0;
  padding: 13px 10px;
  border: 1px solid rgba(255, 107, 87, 0.24);
  border-radius: 5px;
  color: rgba(255, 255, 255, 0.56);
  background: rgba(255, 107, 87, 0.06);
  font-size: 9px;
  line-height: 1.5;
}

.audience {
  color: var(--ink);
  background: var(--content-bg);
}

.audience-heading {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: start;
  justify-items: center;
  max-width: var(--section-width);
  margin: 0 auto;
  text-align: center;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.audience-card {
  display: flex;
  flex-direction: column;
  min-height: 340px;
  padding: 26px;
  border: 1px solid var(--line-light);
  border-radius: 8px;
  background: var(--content-surface);
  transition: transform 220ms ease, background 220ms ease;
}

.audience-card:hover {
  background: var(--content-surface-hover);
  transform: translateY(-4px);
}

.card-number {
  color: var(--muted-light);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.audience-card h3 {
  margin: 70px 0 16px;
  font-size: 26px;
  font-weight: 520;
  white-space: nowrap;
}

.audience-card p {
  margin: 0;
  color: var(--muted-light);
  font-size: 14px;
  line-height: 1.8;
}

.audience-card a {
  display: flex;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 22px;
  border-top: 1px solid var(--line-light);
  font-size: 13px;
  font-weight: 600;
}

.principles {
  color: var(--ink);
  background: var(--content-bg);
}

.principles-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.principles-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.principle {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 28px;
  min-height: 176px;
  padding: 26px;
  border: 1px solid var(--line-light);
  border-radius: 8px;
  background: var(--content-surface);
}

.principle > span {
  color: #3567d5;
  font-size: 13px;
  font-weight: 600;
}

.principle p {
  margin: 0;
  color: var(--muted-light);
  font-size: 14px;
  line-height: 1.8;
}

.principles-title h2 {
  font-size: clamp(34px, 3.4vw, 48px);
}

.principles-title {
  width: min(100%, 900px);
  margin: 0 auto;
  text-align: center;
}

.audience-heading h2 {
  font-size: clamp(34px, 3.4vw, 48px);
}

.company-copy h2 {
  font-size: clamp(34px, 3.4vw, 48px);
}

.pricing {
  color: var(--ink);
  background: var(--content-bg);
}

.pricing-heading {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: 24px;
  width: min(100%, 920px);
  margin: 0 auto;
  text-align: center;
}

.pricing-heading > p {
  max-width: 520px;
  margin: 0;
  color: var(--muted-light);
  font-size: 13px;
  line-height: 1.8;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 20px;
  margin-top: 40px;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 510px;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--line-light);
  border-radius: 8px;
  background: var(--content-surface);
}

.price-card.featured {
  color: var(--paper);
  border-color: rgba(183, 255, 42, 0.32);
  background: #16181c;
}

.featured-label {
  position: absolute;
  top: 0;
  right: 0;
  padding: 9px 12px;
  color: var(--ink);
  background: var(--signal);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 8px;
  font-weight: 650;
}

.plan-name {
  margin: 0 0 34px;
  font-size: 16px;
  font-weight: 600;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.plan-price strong {
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 470;
  line-height: 1;
}

.plan-price span {
  color: currentColor;
  opacity: 0.5;
  font-size: 12px;
}

.plan-description {
  min-height: 50px;
  margin: 24px 0 30px;
  color: currentColor;
  opacity: 0.6;
  font-size: 13px;
  line-height: 1.7;
}

.price-card ul {
  display: grid;
  gap: 14px;
  padding: 22px 0 0;
  margin: 0;
  border-top: 1px solid currentColor;
  border-top-color: color-mix(in srgb, currentColor 18%, transparent);
  list-style: none;
  font-size: 13px;
}

.price-card li::before {
  content: "↳";
  margin-right: 10px;
  color: var(--blue);
}

.price-card.featured li::before {
  color: var(--signal);
}

.price-card > a {
  display: grid;
  place-items: center;
  min-height: 48px;
  margin-top: auto;
  border: 1px solid currentColor;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 650;
  transition: background 180ms ease, color 180ms ease;
}

.price-card > a:hover {
  color: var(--ink);
  background: var(--paper);
}

.price-card.featured > a {
  border-color: var(--signal);
  color: var(--ink);
  background: var(--signal);
}

.price-card.featured > a:hover {
  background: #c6ff55;
}

.company {
  color: var(--ink);
  background: var(--content-bg);
}

.company-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
  text-align: left;
}

.company-copy {
  width: 100%;
  scroll-margin-top: 42vh;
}

.company-detail {
  width: 100%;
}

.company-detail > p {
  margin: 0;
  color: var(--muted-light);
  font-size: 17px;
  line-height: 1.8;
}

.company-actions {
  display: block;
  gap: 10px;
  width: min(100%, 220px);
  margin: 40px 0 0;
}

.company-actions a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 54px;
  padding: 0 17px;
  border: 1px solid var(--line-light);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
}

.company-media {
  min-width: 0;
}

.company-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  border-radius: 20px;
  object-fit: cover;
  object-position: center;
}

.company-careers {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  margin-top: 12px;
  padding: 0 20px;
  border-radius: 12px;
  color: #251f19;
  background: #ebe8e1;
  font-size: 14px;
  font-weight: 650;
  transition:
    background-color 220ms ease,
    transform 220ms ease;
}

.company-careers:hover {
  background: #ffffff;
  transform: translateY(-3px);
}

.company-careers span:last-child {
  font-size: 18px;
  transition: transform 220ms ease;
}

.company-careers:hover span:last-child {
  transform: translate(2px, -2px);
}

.company-content {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding-top: 8px;
}

.company-content .company-detail {
  margin-top: auto;
  padding-top: 56px;
}

.company-actions a:hover,
.company-actions .company-primary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.final-cta {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 80svh;
  padding: 100px var(--page-gutter);
  overflow: hidden;
  color: var(--ink);
  background: var(--content-bg);
}

.final-cta-visual {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  gap: 8px;
  padding: 0 4vw;
  opacity: 0.46;
}

.final-cta-visual span {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 231, 255, 0.8), transparent);
  animation: trace-line 3.6s ease-in-out infinite;
}

.final-cta-visual span:nth-child(2) {
  animation-delay: 0.35s;
}

.final-cta-visual span:nth-child(3) {
  animation-delay: 0.7s;
}

.final-cta-visual span:nth-child(4) {
  animation-delay: 1.05s;
}

.final-cta-visual span:nth-child(5) {
  animation-delay: 1.4s;
}

.final-cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.final-cta-content > p {
  margin: 0 0 26px;
  color: var(--muted-light);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.final-cta h2 {
  font-size: clamp(38px, 5.6vw, 72px);
}

.final-cta a {
  display: inline-flex;
  align-items: center;
  gap: 30px;
  min-height: 56px;
  margin-top: 46px;
  padding: 0 12px 0 20px;
  border-radius: 6px;
  color: var(--ink);
  background: var(--signal);
  font-size: 13px;
  font-weight: 650;
}

.final-cta a span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 4px;
  background: rgba(9, 10, 11, 0.1);
}

footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 30px;
  min-height: 126px;
  padding: 24px var(--page-gutter);
  color: var(--ink);
  background: var(--content-bg);
}

footer p {
  margin: 0;
  color: var(--muted-light);
  font-size: 10px;
}

footer > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  row-gap: 8px;
  gap: 24px;
  color: rgba(9, 10, 11, 0.52);
  font-size: 11px;
}

footer > div a:hover {
  color: var(--ink);
}

footer .brand-logo {
  width: 31px;
  height: 31px;
}

/* Framer-inspired below-fold composition */
.scroll-section {
  --section-progress: 0;
  --section-drift: 0px;
  isolation: isolate;
}

.section-kicker {
  width: max-content;
  margin: 0 0 22px;
  color: #746d65;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.08em;
  line-height: 1;
}

.section-kicker::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1px;
  margin-right: 9px;
  background: currentColor;
  vertical-align: middle;
  transform-origin: left;
  transition: transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal:not(.is-visible) .section-kicker::before {
  transform: scaleX(0);
}

.workflow,
.evidence,
.audience,
.principles,
.pricing,
.company {
  background: var(--content-bg);
}

.workflow {
  padding-top: 80px;
}

.section-heading {
  margin-bottom: 54px;
}

.section-heading h2,
.evidence-copy h2,
.audience-heading h2,
.principles-title h2,
.pricing-heading h2,
.company-copy h2 {
  color: #251f19;
  font-size: clamp(34px, 3.4vw, 48px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.section-heading-note p,
.evidence-copy > p,
.pricing-heading > p,
.company-detail > p {
  color: #68615a;
}

.workflow-system {
  display: block;
}

.workflow-list {
  display: flex;
  gap: 10px;
  min-width: 0;
  min-height: 320px;
}

.workflow-list li {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  min-width: 0;
  min-height: 320px;
  padding: 24px;
  overflow: hidden;
  border-color: transparent;
  border-radius: 12px;
  background: #ebe8e1;
  cursor: pointer;
  transform: none;
  transition:
    flex 650ms cubic-bezier(0.16, 1, 0.3, 1),
    color 450ms ease,
    background-color 450ms ease,
    border-radius 450ms ease,
    box-shadow 450ms ease;
}

.workflow-list li:hover {
  border-color: transparent;
  background: #efede7;
  transform: none;
}

.workflow-list li.is-active {
  flex: 2.2 1 0;
  border-radius: 20px;
  background: #ffffff;
  box-shadow: 0 18px 38px rgba(83, 72, 61, 0.1);
}

.workflow-list li:focus-visible {
  outline: 2px solid #3567d5;
  outline-offset: 3px;
}

.workflow-list li > div {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
}

.workflow-number {
  color: #c4bdb5;
  font-size: clamp(32px, 4vw, 62px);
  font-weight: 450;
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.workflow-list h3 {
  margin: auto 0 16px;
  color: #251f19;
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 560;
  line-height: 1.16;
  white-space: normal;
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.workflow-list p,
.workflow-signal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 240ms ease,
    transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.workflow-list p {
  max-height: 0;
  overflow: hidden;
  transition:
    max-height 600ms cubic-bezier(0.16, 1, 0.3, 1),
    opacity 240ms ease,
    transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.workflow-list li:not(.is-active) .workflow-signal {
  height: 0;
  padding: 0;
  margin: 0;
  overflow: hidden;
  border: 0;
}

.workflow-list li.is-active p,
.workflow-list li.is-active .workflow-signal {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 180ms;
}

.workflow-list li.is-active p {
  max-height: 140px;
}

.workflow-list li:not(.is-active) h3 {
  color: #251f19;
}

.workflow-list li:not(.is-active) p,
.workflow-list li:not(.is-active) .workflow-signal {
  opacity: 1;
  transform: translateY(0);
}

.workflow-list li:not(.is-active) p {
  max-height: 140px;
}

.workflow-list li:not(.is-active) .workflow-signal {
  height: auto;
  margin-top: 24px;
  padding: 7px 10px;
  border: 1px solid rgba(37, 31, 25, 0.16);
}

.workflow-signal {
  width: max-content;
  margin-top: 24px;
  color: #68615a;
  border-color: rgba(37, 31, 25, 0.16);
}

.evidence {
  padding-top: 80px;
}

.evidence-layout {
  gap: 56px;
}

.evidence-copy {
  grid-template-columns: minmax(0, 600px) minmax(300px, 470px);
  align-items: end;
}

.evidence-copy > div {
  min-width: 0;
}

.evidence-points {
  gap: 10px;
}

.evidence-points li {
  min-height: 64px;
  border-color: transparent;
  border-radius: 12px;
  background: #ebe8e1;
}

.workbench {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 40px 100px rgba(37, 31, 25, 0.22);
  transform: translateY(var(--workbench-drift, 0px));
  transition: transform 120ms linear;
}

.workbench-grid {
  min-height: 560px;
}

.source-item,
.metric-bar,
.experiment-heading h3,
.experiment-log code,
.workbench-topbar strong {
  transition:
    opacity 220ms ease,
    transform 420ms cubic-bezier(0.16, 1, 0.3, 1),
    height 520ms cubic-bezier(0.16, 1, 0.3, 1),
    background-color 220ms ease;
}

.workbench.is-updating .metric-bar,
.workbench.is-updating .experiment-heading h3,
.workbench.is-updating .experiment-log code,
.workbench.is-updating .workbench-topbar strong {
  opacity: 0;
  transform: translateY(8px);
}

.source-item.is-active::before {
  border-radius: 999px;
}

.audience {
  overflow: hidden;
  padding-top: 80px;
}

.audience-heading,
.principles-title,
.pricing-heading {
  justify-items: center;
  text-align: center;
}

.audience-heading .section-kicker,
.principles-title .section-kicker,
.pricing-heading .section-kicker {
  margin-right: auto;
  margin-left: auto;
}

.audience-grid {
  width: calc(100% + 120px);
  margin-top: 56px;
  margin-left: -60px;
  transform: translate3d(var(--track-shift, 0px), 0, 0);
  transition: transform 80ms linear;
  will-change: transform;
}

.audience-card {
  min-height: 390px;
  padding: 30px;
  border-color: transparent;
  border-radius: 16px;
  background: #ebe8e1;
  transition:
    transform 500ms cubic-bezier(0.16, 1, 0.3, 1),
    background-color 300ms ease,
    box-shadow 300ms ease;
}

.audience-card:nth-child(2) {
  transform: translateY(28px);
}

.audience-card:hover {
  background: #ffffff;
  box-shadow: 0 18px 38px rgba(83, 72, 61, 0.1);
  transform: translateY(-8px);
}

.audience-card:nth-child(2):hover {
  transform: translateY(18px);
}

.audience-card h3 {
  margin-top: 96px;
  color: #251f19;
}

.principles {
  padding-top: 80px;
}

.principles-list {
  counter-reset: principle;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.principle {
  counter-increment: principle;
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-height: 360px;
  padding: 26px;
  border-color: transparent;
  border-radius: 12px;
  background: #ebe8e1;
  transition:
    transform 450ms cubic-bezier(0.16, 1, 0.3, 1),
    background-color 300ms ease,
    border-radius 300ms ease;
}

.principle::before {
  content: "0" counter(principle);
  color: #c4bdb5;
  font-size: clamp(36px, 4vw, 60px);
  font-weight: 450;
  letter-spacing: -0.06em;
  line-height: 1;
}

.principle:hover {
  border-radius: 20px;
  background: #ffffff;
  transform: translateY(-8px);
}

.principle-visual {
  position: relative;
  height: 118px;
  margin: -4px -2px 0;
  overflow: hidden;
  isolation: isolate;
}

.principle-report {
  position: absolute;
  top: 8px;
  width: 88px;
  height: 102px;
  padding: 12px 10px;
  border: 1px solid rgba(53, 103, 213, 0.18);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 8px 18px rgba(53, 103, 213, 0.08);
  transition:
    left 620ms cubic-bezier(0.16, 1, 0.3, 1),
    right 620ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 620ms cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 320ms ease;
}

.principle-report--left {
  left: 14px;
  transform: rotate(-9deg) translateY(4px);
}

.principle-report--right {
  right: 14px;
  transform: rotate(9deg) translateY(4px);
}

.principle:hover .principle-report--left {
  left: calc(50% - 92px);
  transform: rotate(0deg) translateY(0);
  box-shadow: 0 12px 24px rgba(53, 103, 213, 0.15);
}

.principle:hover .principle-report--right {
  right: calc(50% - 92px);
  transform: rotate(0deg) translateY(0);
  box-shadow: 0 12px 24px rgba(53, 103, 213, 0.15);
}

.report-heading,
.report-line,
.report-chart {
  position: relative;
  display: block;
}

.report-heading {
  width: 42px;
  height: 5px;
  margin-bottom: 12px;
  border-radius: 1px;
  background: #3567d5;
  opacity: 0.72;
}

.report-line {
  height: 3px;
  margin-top: 7px;
  border-radius: 1px;
  background: rgba(37, 31, 25, 0.18);
}

.report-line--long { width: 100%; }
.report-line--medium { width: 78%; }
.report-line--short { width: 56%; }

.report-chart {
  display: flex;
  align-items: end;
  gap: 4px;
  height: 24px;
  margin-top: 12px;
  padding-top: 5px;
  border-top: 1px solid rgba(53, 103, 213, 0.16);
}

.report-chart i {
  display: block;
  width: 9px;
  height: 9px;
  border-radius: 1px 1px 0 0;
  background: #8ca4ba;
  transform-origin: bottom;
  animation: report-compare 2.4s ease-in-out infinite alternate;
}

.report-chart i:nth-child(2) { height: 15px; animation-delay: -0.7s; background: #63a5c6; }
.report-chart i:nth-child(3) { height: 11px; animation-delay: -1.3s; background: #3567d5; }
.report-chart i:nth-child(4) { height: 18px; animation-delay: -1.9s; background: #b7ff2a; }

.principle-report::after {
  position: absolute;
  top: 10px;
  right: 8px;
  left: 8px;
  height: 1px;
  content: "";
  background: rgba(53, 103, 213, 0.35);
  opacity: 0;
  transform: translateY(0);
  animation: report-scan 3.2s ease-in-out infinite;
}

.principle:hover .principle-report::after {
  opacity: 0.9;
  animation-duration: 1.15s;
}

.report-merge-mark {
  position: absolute;
  top: 56px;
  left: 50%;
  width: 18px;
  height: 1px;
  background: #3567d5;
  opacity: 0;
  transform: translateX(-50%) scaleX(0.3);
  transition: opacity 300ms ease, transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.principle:hover .report-merge-mark {
  opacity: 0.68;
  transform: translateX(-50%) scaleX(1);
}

@keyframes report-scan {
  0%, 100% { transform: translateY(0); opacity: 0; }
  22%, 70% { opacity: 0.55; }
  88% { transform: translateY(70px); opacity: 0; }
}

@keyframes report-compare {
  from { transform: scaleY(0.72); opacity: 0.62; }
  to { transform: scaleY(1.08); opacity: 0.95; }
}

.principle > span {
  margin-top: auto;
  color: #251f19;
  font-size: 18px;
}

.principle p {
  color: #68615a;
}

.pricing {
  padding-top: 80px;
}

.billing-toggle {
  display: flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(37, 31, 25, 0.1);
  border-radius: 999px;
  background: #ebe8e1;
}

.billing-toggle button {
  min-height: 38px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  color: #746d65;
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  transition: color 220ms ease, background-color 220ms ease, box-shadow 220ms ease;
}

.billing-toggle button.is-active {
  color: #251f19;
  background: #ffffff;
  box-shadow: 0 4px 14px rgba(83, 72, 61, 0.09);
}

.billing-toggle span {
  margin-left: 4px;
  color: #527f19;
  font-size: 10px;
}

.pricing-grid {
  gap: 10px;
  margin-top: 54px;
}

.price-card {
  min-height: 540px;
  border-color: transparent;
  border-radius: 16px;
  background: #ebe8e1;
  transition:
    transform 450ms cubic-bezier(0.16, 1, 0.3, 1),
    background-color 300ms ease,
    box-shadow 300ms ease;
}

.price-card:not(.featured):hover {
  background: #ffffff;
  box-shadow: 0 18px 38px rgba(83, 72, 61, 0.1);
  transform: translateY(-8px);
}

.price-card.featured {
  border-color: transparent;
  border-radius: 20px;
  background: #251f19;
  box-shadow: 0 24px 54px rgba(37, 31, 25, 0.18);
  transform: translateY(-14px);
}

.featured-label {
  top: 18px;
  right: 18px;
  border-radius: 999px;
}

.company {
  padding-top: 150px;
  padding-bottom: 150px;
}

.company-layout {
  gap: clamp(40px, 6vw, 88px);
}

.company-detail {
  width: 100%;
}

.company-actions a {
  border-color: transparent;
  border-radius: 999px;
  background: #ebe8e1;
  transition: transform 220ms ease, background-color 220ms ease;
}

.company-actions a:hover {
  transform: translateY(-3px);
}

.final-cta {
  min-height: 56svh;
  padding-top: 72px;
  padding-bottom: 72px;
  background: #251f19;
  color: #ffffff;
}

.final-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(99, 231, 255, 0.13), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 32%);
  pointer-events: none;
}

.final-cta h2 {
  color: #ffffff;
  letter-spacing: -0.05em;
}

.final-cta-content > p {
  color: rgba(255, 255, 255, 0.48);
}

.final-cta-visual {
  opacity: 0.58;
  transform: translateY(var(--cta-drift, 0px)) scale(var(--cta-scale, 1));
  transition: transform 100ms linear;
}

footer {
  color: #251f19;
  background: var(--content-bg);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 780ms ease var(--reveal-delay, 0ms),
    transform 900ms cubic-bezier(0.16, 1, 0.3, 1) var(--reveal-delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.audience-card:nth-child(2).reveal {
  transform: translateY(48px);
}

.audience-card:nth-child(2).reveal.is-visible {
  transform: translateY(28px);
}

.audience-card:nth-child(2).reveal.is-visible:hover {
  transform: translateY(18px);
}

.price-card.featured.reveal {
  transform: translateY(6px);
}

.price-card.featured.reveal.is-visible {
  transform: translateY(-14px);
}

.title-line {
  clip-path: inset(0 0 100% 0);
  transform: translateY(0.55em);
  transition:
    clip-path 900ms cubic-bezier(0.16, 1, 0.3, 1) 80ms,
    transform 900ms cubic-bezier(0.16, 1, 0.3, 1) 80ms;
}

.is-visible .title-line,
.reveal.is-visible.title-line {
  clip-path: inset(0 0 0 0);
  transform: translateY(0);
}

@keyframes status-pulse {
  0%, 100% { opacity: 0.46; }
  50% { opacity: 1; }
}

@keyframes hero-loader-wave {
  0%, 100% {
    background-position: 0% 0%, 100% 100%, 0% 0%;
  }
  50% {
    background-position: 100% 100%, 0% 0%, 100% 100%;
  }
}

@keyframes hero-mark-in {
  from { opacity: 0; transform: scale(0.55); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes hero-copy-in {
  from { opacity: 0; transform: scale(0.78); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes loader-scan {
  0% { transform: translate3d(-12%, 0, 0); }
  100% { transform: translate3d(12%, 0, 0); }
}

@keyframes loader-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes loader-pulse {
  0%, 100% { opacity: 0.34; transform: translate(-50%, -50%) scale(0.82); }
  50% { opacity: 0.92; transform: translate(-50%, -50%) scale(1); }
}

@keyframes loader-beam {
  0%, 100% { opacity: 0.14; transform: translate(-50%, -50%) rotate(-28deg) scaleX(0.2); }
  50% { opacity: 0.9; transform: translate(-50%, -50%) rotate(-28deg) scaleX(1); }
}

@keyframes loader-core {
  0%, 100% { opacity: 0.42; transform: translate(-50%, -50%) scale(0.75); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.2); }
}

@keyframes grow-bar {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

@keyframes trace-line {
  0%, 100% { transform: scaleX(0.2); opacity: 0.18; }
  50% { transform: scaleX(1); opacity: 0.9; }
}

@media (max-width: 1120px) {
  .floating-nav > .brand {
    gap: 7px;
  }

  .floating-nav .huiheng-brand-logo,
  .floating-nav .brand-logo {
    width: 30px;
    height: 30px;
  }

  .floating-nav .huiheng-brand-name {
    font-size: 14px;
  }

  .floating-nav .brand-name {
    font-size: 16px;
  }

  .floating-nav .brand-divider {
    height: 20px;
    margin: 0 1px;
  }

  .section {
    padding: 40px var(--page-gutter);
  }

  .floating-nav {
    grid-template-columns: minmax(175px, 1fr) auto minmax(175px, 1fr);
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 36px;
    align-items: center;
    margin-top: 132px;
  }

  .hero-copy {
    max-width: 780px;
  }

  .hero-statement {
    max-width: calc(100vw - var(--page-gutter) * 2);
    white-space: normal;
    text-wrap: balance;
  }

  .hero h1 {
    font-size: 3.5rem;
  }

  .prompt-stage {
    width: min(100%, 760px);
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .workflow-system {
    grid-template-columns: 1fr;
  }

  .workflow-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .evidence-layout {
    grid-template-columns: 1fr;
  }

  .evidence-copy {
    grid-template-columns: 1fr;
    gap: 20px;
    width: 100%;
    text-align: left;
  }
}

@media (max-width: 820px) {
  :root {
    --page-gutter: 22px;
    --nav-height: 72px;
  }

  .section {
    padding: 40px var(--page-gutter);
  }

  .floating-nav {
    grid-template-columns: 1fr auto;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    border-radius: 0;
    border-right: 0;
    border-left: 0;
    background: rgba(255, 255, 255, var(--nav-alpha));
    box-shadow: 0 var(--nav-shadow-y) var(--nav-shadow-blur) rgba(0, 0, 0, var(--nav-shadow-alpha));
    -webkit-backdrop-filter: blur(var(--nav-blur)) saturate(134%);
    backdrop-filter: blur(var(--nav-blur)) saturate(134%);
    padding-right: 14px;
    padding-left: 18px;
  }

  .floating-nav > .brand,
  .floating-nav > .nav-actions {
    transform: none;
  }

  .nav-links,
  .nav-actions {
    position: fixed;
    right: 12px;
    left: 12px;
    display: none;
    border-right: 1px solid var(--nav-menu-border);
    border-left: 1px solid var(--nav-menu-border);
    color: var(--nav-menu-text);
    background: var(--nav-menu-bg);
    -webkit-backdrop-filter: blur(18px) saturate(134%);
    backdrop-filter: blur(18px) saturate(134%);
  }

  .nav-links {
    top: 82px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px 16px 8px;
    border-top: 1px solid var(--nav-menu-border);
    border-radius: 8px 8px 0 0;
  }

  .nav-actions {
    top: 268px;
    align-items: stretch;
    padding: 8px 14px 14px;
    border-bottom: 1px solid var(--nav-menu-border);
    border-radius: 0 0 8px 8px;
    transition: top 220ms ease;
  }

  .menu-open:has(.nav-dropdown.is-open) .nav-actions {
    top: 552px;
  }

  .menu-open .nav-links,
  .menu-open .nav-actions {
    display: flex;
  }

  .nav-links > a,
  .nav-dropdown-toggle {
    justify-content: space-between;
    width: 100%;
    min-height: 50px;
    padding: 0 12px;
  }

  .nav-dropdown-menu {
    position: static;
    width: 100%;
    max-height: 0;
    padding: 0;
    overflow: hidden;
    border: 0;
    opacity: 1;
    transform: none;
    box-shadow: none;
    transition: max-height 220ms ease, padding 220ms ease;
  }

  .nav-dropdown.is-open .nav-dropdown-menu {
    max-height: 340px;
    padding: 6px;
    transform: none;
  }

  .international-link,
  .login-link,
  .nav-cta {
    flex: 1;
    text-align: center;
  }

  .international-link {
    min-height: 48px;
    padding: 0 10px;
    border-radius: 6px;
  }

  .title-line {
    white-space: normal;
  }

  .login-link {
    display: grid;
    place-items: center;
    min-height: 48px;
    border: 0;
    border-radius: 6px;
  }

  .menu-toggle {
    position: relative;
    display: block;
  }

  .menu-open .menu-toggle span:first-child {
    top: 23px;
    transform: translateX(-50%) rotate(45deg);
  }

  .menu-open .menu-toggle span:last-child {
    top: 23px;
    transform: translateX(-50%) rotate(-45deg);
  }

  .hero {
    min-height: 900px;
  }

  .hero-loader::after,
  .loader-orbit {
    left: 50%;
    width: min(64vw, 360px);
  }

  .loader-orbit-two {
    width: min(38vw, 220px);
  }

  .loader-beam,
  .loader-core {
    left: 50%;
  }

  .hero-scan {
    bottom: -18%;
    width: min(112vw, 760px);
  }

  .hero-content {
    gap: 30px;
    width: calc(100% - var(--page-gutter) * 2);
    margin: 108px auto 100px;
  }

  .hero h1 {
    font-size: 2.75rem;
  }

  .prompt-box {
    min-height: 132px;
  }

  .submit-button {
    width: 40px;
    padding: 0;
  }

  .hero-meta {
    gap: 14px;
    align-items: flex-end;
  }

  .section-heading,
  .audience-heading,
  .principles-layout,
  .pricing-heading,
  .company-layout {
    display: grid;
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 28px;
  }

  .workflow-brief {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .section-heading-note {
    max-width: 560px;
    padding-left: 0;
  }

  .workflow-list {
    grid-template-columns: 1fr;
  }

  .workflow-list li {
    grid-template-columns: 42px 1fr;
    grid-template-rows: auto;
    gap: 18px;
  }

  .workflow-brief-map {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .workflow-signal {
    display: none;
  }

  .evidence-copy {
    display: block;
  }

  .evidence-copy > p {
    margin-top: 24px;
  }

  .evidence-points,
  .principles-list {
    grid-template-columns: 1fr;
  }

  .workbench-grid {
    grid-template-columns: 130px minmax(250px, 1fr);
  }

  .citation-panel {
    display: none;
  }

  .audience-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .audience-card {
    min-height: 290px;
  }

  .pricing-heading > p {
    margin-top: 18px;
  }

  .price-card {
    min-height: 480px;
  }

  footer {
    grid-template-columns: 1fr auto;
  }

  footer p {
    display: none;
  }
}

@media (max-width: 400px) {
  .floating-nav > .brand {
    gap: 5px;
  }

  .floating-nav .huiheng-brand-logo,
  .floating-nav .brand-logo {
    width: 28px;
    height: 28px;
  }

  .floating-nav .huiheng-brand-name {
    font-size: 13px;
  }

  .floating-nav .brand-name {
    font-size: 15px;
  }

  .floating-nav .brand-divider {
    height: 18px;
    margin: 0;
  }
}

@media (max-width: 560px) {
  .brand-name {
    font-size: 17px;
  }

  .floating-nav .brand-name {
    font-size: 18px;
  }

  .hero {
    min-height: 860px;
  }

  .hero-content {
    gap: 26px;
    margin-top: 98px;
  }

  .prompt-box {
    padding: 18px;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .prompt-box textarea {
    font-size: 16px;
  }

  .run-steps span {
    font-size: 8px;
  }

  .hero-meta {
    font-size: 8px;
  }

  .section-heading h2,
  .evidence-copy h2,
  .audience-heading h2,
  .principles-title h2,
  .pricing-heading h2,
  .company-copy h2 {
    font-size: 34px;
  }

  .workflow-list li {
    align-items: start;
    min-height: 0;
  }

  .workbench {
    margin-right: calc(var(--page-gutter) * -1);
    margin-left: calc(var(--page-gutter) * -1);
    border-right: 0;
    border-left: 0;
    border-radius: 0;
  }

  .workbench-grid {
    grid-template-columns: 1fr;
    min-height: 560px;
  }

  .source-panel {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .source-panel .panel-label {
    grid-column: 1 / -1;
  }

  .source-item {
    min-width: 0;
  }

  .source-item strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .source-item small {
    display: none;
  }

  .experiment-panel {
    padding: 18px;
  }

  .principle {
    grid-template-columns: 82px 1fr;
  }

  .company-actions {
    grid-template-columns: 1fr;
  }

  .final-cta {
    min-height: 480px;
    padding-top: 60px;
    padding-bottom: 60px;
  }

  .final-cta h2 {
    font-size: 50px;
  }

  footer {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  footer > div {
    justify-content: flex-start;
  }
}

@media (max-width: 380px) {
  .floating-nav > .brand {
    gap: 5px;
  }

  .floating-nav .huiheng-brand-logo,
  .floating-nav .brand-logo {
    width: 28px;
    height: 28px;
  }

  .floating-nav .huiheng-brand-name {
    font-size: 13px;
  }

  .floating-nav .brand-name {
    font-size: 15px;
  }

  .floating-nav .brand-divider {
    height: 18px;
    margin: 0;
  }

  .hero h1 {
    font-size: 1.875rem;
  }

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .hero-loader > span,
  .hero-loader::before,
  .hero-loader::after {
    animation: none !important;
  }
}

.pricing-more {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 74px;
  margin-top: 10px;
  padding: 14px 20px;
  border-radius: 12px;
  color: #251f19;
  background: #ebe8e1;
}

.pricing-more p {
  margin: 0;
  color: #68615a;
  font-size: 13px;
}

.pricing-more a {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  background: #ffffff;
  font-size: 12px;
  font-weight: 650;
  transition: transform 220ms ease;
}

.pricing-more a:hover {
  transform: translateY(-2px);
}

.price-card .plan-specs {
  display: grid;
  gap: 0;
  padding: 0;
  margin: 0 0 22px;
  border-top: 1px solid color-mix(in srgb, currentColor 16%, transparent);
}

.price-card .plan-specs > div {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  min-height: 50px;
  border-bottom: 1px solid color-mix(in srgb, currentColor 12%, transparent);
}

.price-card .plan-specs dt,
.price-card .plan-specs dd {
  margin: 0;
}

.price-card .plan-specs dt {
  color: currentColor;
  opacity: 0.5;
  font-size: 10px;
}

.price-card .plan-specs dd {
  font-size: 12px;
  font-weight: 650;
  line-height: 1.4;
}

@media (max-width: 820px) {
  .nav-actions {
    top: 318px;
  }
}

@media (max-width: 560px) {
  .workflow-brief-map {
    grid-template-columns: 1fr;
  }

  .pricing-more {
    align-items: stretch;
    flex-direction: column;
    padding: 18px;
  }

  .pricing-more a {
    justify-content: space-between;
  }
}

@media (max-width: 1120px) {
  .workflow-list {
    min-height: 300px;
  }

  .workflow-list li {
    min-height: 300px;
  }

  .principles-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .principle {
    min-height: 290px;
  }
}

@media (max-width: 820px) {
  .workflow,
  .evidence,
  .audience,
  .principles,
  .pricing {
    padding-top: 80px;
  }

  .section-heading h2,
  .evidence-copy h2,
  .audience-heading h2,
  .principles-title h2,
  .pricing-heading h2,
  .company-copy h2 {
    font-size: clamp(30px, 6vw, 40px);
  }

  .workflow-list {
    display: grid;
    min-height: 0;
  }

  .workflow-list li,
  .workflow-list li.is-active {
    min-height: 210px;
    border-radius: 12px;
  }

  .workflow-list li > div {
    min-width: 0;
  }

  .workflow-list li h3 {
    margin-top: 34px;
  }

  .workflow-list li p {
    height: auto;
    max-height: none;
    overflow: visible;
    opacity: 1;
    transform: none;
  }

  .workflow-list li .workflow-signal,
  .workflow-list li:not(.is-active) .workflow-signal {
    width: max-content;
    height: auto;
    margin-top: 24px;
    padding: 7px 10px;
    overflow: visible;
    border: 1px solid rgba(37, 31, 25, 0.16);
    opacity: 1;
    transform: none;
  }

  .workbench {
    transform: none;
  }

  .evidence-copy {
    grid-template-columns: 1fr;
  }

  .audience-grid {
    width: 100%;
    margin-left: 0;
    transform: none;
  }

  .audience-card:nth-child(2),
  .audience-card:nth-child(2):hover,
  .audience-card:nth-child(2).reveal,
  .audience-card:nth-child(2).reveal.is-visible,
  .audience-card:nth-child(2).reveal.is-visible:hover {
    transform: none;
  }

  .price-card.featured,
  .price-card.featured.reveal,
  .price-card.featured.reveal.is-visible {
    transform: none;
  }

  .company {
    padding-top: 100px;
    padding-bottom: 100px;
  }

  .company-layout {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: left;
  }

  .company-content .company-detail {
    padding-top: 32px;
  }

  .company-actions {
    margin-right: 0;
    margin-left: 0;
  }
}

@media (max-width: 560px) {
  .section-heading h2,
  .evidence-copy h2,
  .audience-heading h2,
  .principles-title h2,
  .pricing-heading h2,
  .company-copy h2 {
    font-size: 34px;
  }

  .section-kicker {
    margin-bottom: 18px;
    font-size: 10px;
  }

  .principles-list {
    grid-template-columns: 1fr;
  }

  .principle {
    min-height: 260px;
  }

  .billing-toggle {
    width: 100%;
  }

  .billing-toggle button {
    flex: 1;
  }

  .final-cta {
    color: #ffffff;
    background: #251f19;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workbench,
  .audience-grid,
  .final-cta-visual {
    transform: none !important;
  }

  .reveal,
  .title-line {
    filter: none;
    transform: none;
    transition: none;
  }
}

/* Audience illustrations: line drawing at rest, color wash on interaction */
.audience-card {
  min-height: 660px;
  padding: 14px 14px 24px;
}

.audience-visual {
  position: relative;
  flex: 0 0 auto;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 12px;
  background: #f7f1e5;
  isolation: isolate;
}

.audience-image {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.audience-image--ppt,
.audience-image--pdf {
  z-index: 1;
  object-fit: contain;
  padding: 8px;
  background: #f7f8fa;
  transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1), filter 500ms ease;
}

.audience-card:hover .audience-image--ppt,
.audience-card:hover .audience-image--pdf,
.audience-card:focus-within .audience-image--ppt,
.audience-card:focus-within .audience-image--pdf {
  filter: saturate(1.04) contrast(1.02);
  transform: scale(1.018);
}

.audience-image-line {
  z-index: 1;
  opacity: 1;
  transform: scale(1.001);
  transition: opacity 720ms ease, transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}

.audience-image-color {
  z-index: 2;
  opacity: 0;
  clip-path: inset(100% 0 0 0);
  filter: saturate(0.7);
  transform: scale(1.025);
  transition:
    opacity 480ms ease,
    clip-path 900ms cubic-bezier(0.16, 1, 0.3, 1),
    filter 900ms ease,
    transform 1100ms cubic-bezier(0.16, 1, 0.3, 1);
}

.audience-card:hover .audience-image-line,
.audience-card:focus-within .audience-image-line {
  opacity: 0.16;
  transform: scale(1.018);
}

.audience-card:hover .audience-image-color,
.audience-card:focus-within .audience-image-color {
  opacity: 1;
  clip-path: inset(0 0 0 0);
  filter: saturate(1);
  transform: scale(1);
}

.audience-card .card-number {
  margin: 18px 10px 0;
}

.audience-card h3 {
  margin: 24px 10px 14px;
}

.audience-card p {
  margin-right: 10px;
  margin-left: 10px;
}

.audience-card a {
  margin-right: 10px;
  margin-left: 10px;
}

.output-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(72%, 248px);
  height: auto;
  overflow: visible;
  color: #302820;
  transform: translate(-50%, -50%);
}

.output-icon .icon-line,
.output-icon .icon-accent {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
}

.output-icon .icon-accent {
  stroke-width: 4;
}

.output-icon .icon-label {
  fill: currentColor;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 23px;
  font-weight: 700;
  letter-spacing: 0;
}

.audience-visual--ppt {
  background: #f4eee1;
}

.audience-visual--ppt .icon-accent {
  color: #de745f;
}

.audience-visual--word {
  background: #f1eee7;
}

.audience-visual--word .icon-accent {
  color: #557f87;
}

.audience-visual--pdf {
  background: #f4ede6;
}

.audience-visual--pdf .icon-accent {
  color: #a56b45;
}

.audience-card:hover .output-icon,
.audience-card:focus-within .output-icon {
  transform: translate(-50%, -50%) scale(1.04);
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

.output-icon {
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

@media (max-width: 820px) {
  .audience-card {
    min-height: 0;
  }

  .audience-card h3 {
    margin-top: 20px;
  }
}

@media (hover: none) {
  .audience-card:active .audience-image-line {
    opacity: 0.16;
  }

  .audience-card:active .audience-image-color {
    opacity: 1;
    clip-path: inset(0 0 0 0);
    filter: saturate(1);
    transform: scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .audience-image {
    transition: none;
  }
}

/* Personal / team plan switch */
.pricing-view-toggle {
  margin-top: 4px;
}

.pricing-grid-view[hidden] {
  display: none;
}

.pricing-grid-view:not([hidden]) .price-card {
  animation: pricing-view-in 520ms ease both;
}

.pricing-grid-view:not([hidden]) .price-card:nth-child(2) {
  animation-delay: 55ms;
}

.pricing-grid-view:not([hidden]) .price-card:nth-child(3) {
  animation-delay: 110ms;
}

@keyframes pricing-view-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@media (max-width: 560px) {
  .pricing-view-toggle {
    width: min(100%, 310px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pricing-grid-view:not([hidden]) .price-card {
    animation: none;
  }
}

/* Hero spatial depth */
.hero {
  --depth-rotate-x: 68deg;
  --depth-rotate-z: 0deg;
  --depth-shift-x: 0px;
  --depth-shift-y: 0px;
  --depth-shift-x-far: 0px;
  --depth-shift-y-far: 0px;
  --depth-shift-x-mid: 0px;
  --depth-shift-y-mid: 0px;
  --depth-shift-x-near: 0px;
  --depth-shift-y-near: 0px;
  --depth-shift-x-reverse: 0px;
  --depth-shift-y-reverse: 0px;
  --prompt-tilt-x: 0deg;
  --prompt-tilt-y: 0deg;
  --hero-glow-x: 50%;
  --hero-glow-y: 58%;
  perspective: 1400px;
  perspective-origin: 50% 62%;
}

.hero-depth-field {
  position: absolute;
  z-index: 2;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  transform-style: preserve-3d;
}

.hero-depth-field::before {
  position: absolute;
  top: 16%;
  bottom: 2%;
  left: 50%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(99, 231, 255, 0.1) 42%, rgba(228, 233, 242, 0.28) 74%, transparent);
  box-shadow: 0 0 46px rgba(99, 231, 255, 0.14);
  content: "";
  opacity: 0.72;
  transform: translateX(calc(-50% + var(--depth-shift-x-far)));
}

.hero-depth-field::after {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--hero-glow-x) var(--hero-glow-y), rgba(99, 231, 255, 0.1), transparent 24%);
  content: "";
  mix-blend-mode: screen;
  opacity: 0.72;
  transition: background-position 120ms linear;
}

.depth-grid {
  position: absolute;
  top: 78%;
  left: 50%;
  width: min(1120px, 92vw);
  height: min(760px, 70vw);
  border-radius: 50%;
  background-image:
    linear-gradient(rgba(159, 184, 211, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(159, 184, 211, 0.1) 1px, transparent 1px);
  background-size: 56px 56px;
  box-shadow:
    inset 0 0 110px rgba(4, 7, 13, 0.92),
    0 0 100px rgba(87, 133, 179, 0.08);
  opacity: 0.52;
  transform:
    translate3d(calc(-50% + var(--depth-shift-x-far)), calc(-50% + var(--depth-shift-y-far)), -150px)
    rotateX(var(--depth-rotate-x))
    rotateZ(var(--depth-rotate-z));
  -webkit-mask-image: radial-gradient(circle, #000 0 34%, rgba(0, 0, 0, 0.72) 58%, transparent 76%);
  mask-image: radial-gradient(circle, #000 0 34%, rgba(0, 0, 0, 0.72) 58%, transparent 76%);
  will-change: transform;
}

.depth-ring {
  position: absolute;
  top: 78%;
  left: 50%;
  aspect-ratio: 1;
  border: 1px solid rgba(184, 199, 217, 0.18);
  border-radius: 50%;
  box-shadow: inset 0 0 34px rgba(99, 231, 255, 0.025), 0 0 18px rgba(99, 231, 255, 0.04);
  transform-style: preserve-3d;
  will-change: transform;
}

.depth-ring::before,
.depth-ring::after {
  position: absolute;
  width: 8px;
  height: 8px;
  border: 1px solid rgba(213, 219, 230, 0.72);
  border-radius: 50%;
  background: #07101b;
  box-shadow: 0 0 16px rgba(99, 231, 255, 0.48);
  content: "";
}

.depth-ring::before {
  top: 16%;
  left: 7%;
}

.depth-ring::after {
  right: 12%;
  bottom: 10%;
}

.depth-ring-far {
  width: min(900px, 78vw);
  opacity: 0.42;
  transform: translate3d(calc(-50% + var(--depth-shift-x-far)), calc(-50% + var(--depth-shift-y-far)), -220px) rotateX(var(--depth-rotate-x)) rotateZ(calc(var(--depth-rotate-z) - 7deg));
  animation: depth-orbit-far 24s linear infinite;
}

.depth-ring-mid {
  width: min(650px, 58vw);
  opacity: 0.66;
  transform: translate3d(calc(-50% + var(--depth-shift-x-mid)), calc(-50% + var(--depth-shift-y-mid)), -80px) rotateX(var(--depth-rotate-x)) rotateZ(calc(var(--depth-rotate-z) + 9deg));
  animation: depth-orbit-mid 18s linear infinite reverse;
}

.depth-ring-near {
  width: min(380px, 36vw);
  border-color: rgba(99, 231, 255, 0.25);
  opacity: 0.78;
  transform: translate3d(calc(-50% + var(--depth-shift-x-near)), calc(-50% + var(--depth-shift-y-near)), 50px) rotateX(var(--depth-rotate-x)) rotateZ(calc(var(--depth-rotate-z) - 12deg));
  animation: depth-orbit-near 12s linear infinite;
}

.depth-axis {
  position: absolute;
  top: 78%;
  left: 50%;
  width: min(920px, 80vw);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184, 199, 217, 0.28), rgba(99, 231, 255, 0.46), rgba(184, 199, 217, 0.28), transparent);
  opacity: 0.62;
  transform: translate3d(calc(-50% + var(--depth-shift-x-near)), var(--depth-shift-y-near), 90px) rotateZ(calc(var(--depth-rotate-z) - 18deg));
  box-shadow: 0 0 16px rgba(99, 231, 255, 0.18);
}

.depth-core {
  position: absolute;
  top: 78%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border: 1px solid rgba(213, 219, 230, 0.34);
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.42), rgba(99, 231, 255, 0.08) 34%, rgba(4, 7, 13, 0.72) 68%);
  box-shadow:
    0 0 24px rgba(99, 231, 255, 0.18),
    0 0 90px rgba(57, 120, 255, 0.14),
    inset -10px -12px 24px rgba(0, 0, 0, 0.52),
    inset 8px 8px 16px rgba(255, 255, 255, 0.08);
  transform: translate3d(calc(-50% + var(--depth-shift-x-near)), calc(-50% + var(--depth-shift-y-near)), 130px);
  will-change: transform;
}

.depth-core i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #dfeaf5;
  box-shadow: 0 0 12px #ffffff, 0 0 34px rgba(99, 231, 255, 0.9);
  animation: depth-core-pulse 2.8s ease-in-out infinite;
}

.prompt-box {
  transform: perspective(1200px) rotateX(var(--prompt-tilt-x)) rotateY(var(--prompt-tilt-y)) translateZ(0);
  transform-style: preserve-3d;
  will-change: transform;
  transition:
    transform 180ms ease-out,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 240ms ease;
}

.prompt-box::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: radial-gradient(circle at var(--hero-glow-x) var(--hero-glow-y), rgba(99, 231, 255, 0.13), transparent 34%);
  content: "";
  pointer-events: none;
  opacity: 0.72;
}

.prompt-box::after {
  position: absolute;
  inset: 1px;
  z-index: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.055), transparent 34%, rgba(99, 231, 255, 0.025) 68%, transparent);
  content: "";
  pointer-events: none;
}

.prompt-box > textarea,
.prompt-box > .prompt-controls {
  position: relative;
  z-index: 1;
}

@keyframes depth-orbit-far {
  to { rotate: 1turn; }
}

@keyframes depth-orbit-mid {
  to { rotate: 1turn; }
}

@keyframes depth-orbit-near {
  to { rotate: 1turn; }
}

@keyframes depth-core-pulse {
  0%, 100% { opacity: 0.58; transform: scale(0.78); }
  50% { opacity: 1; transform: scale(1.28); }
}

@media (max-width: 820px) {
  .depth-grid {
    width: 860px;
    height: 620px;
  }

  .depth-ring-far { width: 680px; }
  .depth-ring-mid { width: 500px; }
  .depth-ring-near { width: 300px; }
}

@media (hover: none), (prefers-reduced-motion: reduce) {
  .hero {
    --depth-rotate-x: 68deg;
    --depth-rotate-z: 0deg;
    --depth-shift-x: 0px;
    --depth-shift-y: 0px;
    --depth-shift-x-far: 0px;
    --depth-shift-y-far: 0px;
    --depth-shift-x-mid: 0px;
    --depth-shift-y-mid: 0px;
    --depth-shift-x-near: 0px;
    --depth-shift-y-near: 0px;
    --depth-shift-x-reverse: 0px;
    --depth-shift-y-reverse: 0px;
    --prompt-tilt-x: 0deg;
    --prompt-tilt-y: 0deg;
  }

  .prompt-box {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .depth-ring,
  .depth-core i {
    animation: none;
  }
}

/* Research roles: show the three product entry points before evidence details. */
.research-roles {
  overflow: hidden;
  color: var(--ink);
  background: var(--content-bg);
  padding-top: 104px;
  padding-bottom: 112px;
}

.research-roles-heading {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.research-roles-heading .section-kicker {
  margin-right: auto;
  margin-left: auto;
}

.research-roles-heading h2 {
  margin: 0;
  color: #251f19;
  font-size: clamp(34px, 3.4vw, 48px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.research-roles-heading > p:last-child {
  max-width: 620px;
  margin: 22px auto 0;
  color: #68615a;
  font-size: 15px;
  line-height: 1.8;
}

.research-roles-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 54px;
}

.research-role-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(37, 31, 25, 0.1);
  border-radius: 12px;
  background: #ebe8e1;
  box-shadow: 0 8px 22px rgba(83, 72, 61, 0.04);
  transition:
    transform 450ms cubic-bezier(0.16, 1, 0.3, 1),
    background-color 300ms ease,
    box-shadow 300ms ease;
}

.research-role-card:hover,
.research-role-card:focus-within {
  background: #ffffff;
  box-shadow: 0 18px 38px rgba(83, 72, 61, 0.12);
  transform: translateY(-7px);
}

.research-role-visual {
  position: relative;
  aspect-ratio: 2.08 / 1;
  overflow: hidden;
  background: #ffffff;
  border-bottom: 1px solid rgba(37, 31, 25, 0.1);
}

.research-role-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1), filter 500ms ease;
}

.research-role-card:hover .research-role-visual img,
.research-role-card:focus-within .research-role-visual img {
  filter: saturate(1.04) contrast(1.02);
  transform: scale(1.025);
}

.research-role-body {
  display: flex;
  min-height: 246px;
  flex: 1;
  flex-direction: column;
  padding: 22px 24px 24px;
}

.research-role-index {
  color: #746d65;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.research-role-body h3 {
  margin: 18px 0 10px;
  color: #251f19;
  font-size: clamp(20px, 2vw, 25px);
  font-weight: 550;
  line-height: 1.2;
}

.research-role-status {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  margin-left: 8px;
  padding: 0 8px;
  border: 1px solid rgba(57, 120, 255, 0.24);
  border-radius: 999px;
  color: #3567d5;
  background: rgba(57, 120, 255, 0.08);
  font-family: Inter, "PingFang SC", sans-serif;
  font-size: 10px;
  font-weight: 650;
  line-height: 1;
  vertical-align: middle;
  white-space: nowrap;
}

.research-role-body p {
  max-width: 34ch;
  margin: 0;
  color: #68615a;
  font-size: 13px;
  line-height: 1.75;
}

.research-role-body a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid rgba(37, 31, 25, 0.12);
  color: #251f19;
  font-size: 13px;
  font-weight: 650;
}

.research-role-body a span {
  color: #3567d5;
  font-size: 18px;
  line-height: 1;
  transition: transform 220ms ease;
}

.research-role-body a:hover span,
.research-role-body a:focus-visible span {
  transform: translate(2px, -2px);
}

@media (max-width: 820px) {
  .research-roles {
    padding-top: 80px;
    padding-bottom: 88px;
  }

  .research-roles-grid {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 42px;
  }

  .research-role-body {
    min-height: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .research-role-card,
  .research-role-visual img,
  .research-role-body a span {
    transition: none;
  }
}

.cases {
  position: relative;
  overflow: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 0%, rgba(57, 120, 255, 0.16), transparent 34%),
    linear-gradient(180deg, #fbfaf6 0%, #f1ede4 58%, #ebe7dc 100%);
  padding-top: 108px;
  padding-bottom: 118px;
}

.cases::before {
  content: "";
  position: absolute;
  inset: 84px -10% auto;
  height: 420px;
  background:
    linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.72) 22%, rgba(213, 225, 255, 0.64) 50%, rgba(255, 255, 255, 0.72) 78%, transparent 100%),
    repeating-linear-gradient(90deg, rgba(37, 31, 25, 0.06) 0 1px, transparent 1px 96px);
  opacity: 0.72;
  filter: blur(22px);
  pointer-events: none;
}

.cases-panel {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.cases-heading {
  display: flex;
  max-width: 820px;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.cases-heading .section-pill {
  margin-bottom: 8px;
}

.cases-heading h2 {
  margin: 0;
  color: #181512;
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 520;
  letter-spacing: -0.02em;
  line-height: 1.04;
}

.cases-heading > p:last-child {
  max-width: 760px;
  margin: 20px 0 0;
  color: rgba(24, 21, 18, 0.62);
  font-size: 16px;
  line-height: 1.85;
}

.cases-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  margin-top: 2px;
  padding: 6px;
  border: 1px solid rgba(37, 31, 25, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  box-shadow: 0 18px 48px rgba(63, 51, 35, 0.08);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  backdrop-filter: blur(18px) saturate(130%);
}

.cases-tabs span {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: 999px;
  color: rgba(24, 21, 18, 0.58);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: color 260ms ease, background-color 260ms ease, box-shadow 260ms ease;
}

.cases-tabs span.is-active {
  color: #ffffff;
  background: linear-gradient(135deg, #1c2740, #3978ff);
  box-shadow: 0 12px 30px rgba(57, 120, 255, 0.22);
}

.cases-showcase {
  display: grid;
  width: min(100%, 1160px);
  grid-template-columns: minmax(240px, 0.84fr) minmax(330px, 1.16fr) minmax(240px, 0.84fr);
  gap: 18px;
  align-items: stretch;
  margin-top: 14px;
  perspective: 1400px;
}

.cases-showcase[data-active-case="0"] {
  grid-template-columns: minmax(330px, 1.16fr) minmax(240px, 0.84fr) minmax(240px, 0.84fr);
}

.cases-showcase[data-active-case="1"] {
  grid-template-columns: minmax(240px, 0.84fr) minmax(330px, 1.16fr) minmax(240px, 0.84fr);
}

.cases-showcase[data-active-case="2"] {
  grid-template-columns: minmax(240px, 0.84fr) minmax(240px, 0.84fr) minmax(330px, 1.16fr);
}

.case-card {
  --case-x: 0px;
  --case-y: 0px;
  --case-scale: 1;
  --case-rotate: 0deg;
  position: relative;
  display: flex;
  min-height: 456px;
  flex-direction: column;
  padding: 32px;
  overflow: hidden;
  border: 1px solid rgba(37, 31, 25, 0.1);
  border-radius: 30px;
  background:
    radial-gradient(circle at 76% 12%, rgba(57, 120, 255, 0.16), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.7));
  box-shadow: 0 22px 58px rgba(72, 63, 47, 0.1);
  transform: translate3d(var(--case-x), var(--case-y), 0) scale(var(--case-scale)) rotateY(var(--case-rotate));
  transition: opacity 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
  cursor: pointer;
  will-change: transform;
}

.case-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(37, 31, 25, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 31, 25, 0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.54), transparent 64%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.54), transparent 64%);
  pointer-events: none;
}

.case-card::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -86px;
  width: 210px;
  height: 210px;
  border: 36px solid rgba(57, 120, 255, 0.08);
  border-radius: 50%;
  pointer-events: none;
}

.case-card:not(.is-active) {
  --case-x: 0px;
  --case-y: 0px;
  --case-scale: 1;
  --case-rotate: 0deg;
  opacity: 0.86;
}

.case-card:not(.is-active):first-child {
  --case-x: 0px;
  --case-rotate: 0deg;
}

.case-card:not(.is-active):last-child {
  --case-x: 0px;
  --case-rotate: 0deg;
}

.case-card.is-active {
  --case-x: 0px;
  --case-y: 0px;
  --case-scale: 1;
  --case-rotate: 0deg;
  z-index: 2;
  min-height: 500px;
  opacity: 1;
  border-color: rgba(57, 120, 255, 0.38);
  background:
    radial-gradient(circle at 78% 10%, rgba(57, 120, 255, 0.22), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
  box-shadow:
    0 34px 90px rgba(33, 89, 190, 0.18),
    0 0 0 1px rgba(255, 255, 255, 0.78) inset;
}

.case-card:hover,
.case-card:focus-within {
  opacity: 1;
  border-color: rgba(57, 120, 255, 0.32);
  box-shadow: 0 36px 86px rgba(47, 66, 104, 0.16);
  outline: none;
}

.case-card-arrow {
  position: absolute;
  z-index: 2;
  top: 22px;
  right: 22px;
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(57, 120, 255, 0.14);
  border-radius: 50%;
  color: #3978ff;
  background: rgba(245, 248, 255, 0.92);
  font-size: 19px;
  box-shadow: 0 12px 28px rgba(57, 120, 255, 0.1);
  transition: transform 220ms ease, color 220ms ease, background 220ms ease;
}

.case-card.is-active .case-card-arrow,
.case-card:hover .case-card-arrow {
  color: #ffffff;
  background: #3978ff;
}

.case-card:hover .case-card-arrow {
  transform: translate(2px, -2px);
}

.case-card-meta,
.case-card h3,
.case-card p,
.case-task-grid,
.case-card-foot {
  position: relative;
  z-index: 1;
}

.case-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  padding-right: 52px;
}

.case-card-meta span {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: #ffffff;
  background: #3978ff;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.case-card-meta em {
  color: rgba(24, 21, 18, 0.44);
  font-size: 11px;
  font-style: normal;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.case-card h3 {
  margin: 0;
  color: #181512;
  font-size: clamp(25px, 2.2vw, 34px);
  font-weight: 560;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.case-card p {
  max-width: 440px;
  margin: 16px 0 0;
  color: rgba(24, 21, 18, 0.58);
  font-size: 14px;
  line-height: 1.8;
}

.case-task-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: auto;
  padding: 16px;
  border: 1px solid rgba(37, 31, 25, 0.08);
  border-radius: 24px;
  background: rgba(246, 248, 252, 0.72);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9) inset;
}

.case-task-grid span {
  display: inline-flex;
  min-height: 58px;
  align-items: center;
  gap: 9px;
  padding: 12px;
  border: 1px solid rgba(37, 31, 25, 0.08);
  border-radius: 17px;
  color: rgba(24, 21, 18, 0.72);
  background: rgba(255, 255, 255, 0.86);
  font-size: 13px;
  font-weight: 680;
  box-shadow: 0 10px 24px rgba(72, 63, 47, 0.05);
  transition: transform 220ms ease, border-color 220ms ease, color 220ms ease, box-shadow 220ms ease;
}

.case-task-grid i {
  color: #3978ff;
  font-size: 20px;
}

.case-card:hover .case-task-grid span {
  border-color: rgba(57, 120, 255, 0.13);
}

.case-task-grid span:hover {
  color: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(57, 120, 255, 0.1);
}

.case-card-foot {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(37, 31, 25, 0.08);
  color: rgba(24, 21, 18, 0.48);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.case-card-foot--grouped {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.case-card-foot--grouped span {
  display: inline-flex;
  gap: 6px;
}

.case-card-foot--grouped strong {
  color: #1d4ed8;
  font-weight: 700;
}

.cases-cta {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 6px;
  padding: 0 22px;
  border: 1px solid rgba(57, 120, 255, 0.2);
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(135deg, #1d4ed8, #3978ff);
  box-shadow: 0 18px 38px rgba(57, 120, 255, 0.2);
  font-size: 14px;
  font-weight: 760;
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.cases-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 46px rgba(57, 120, 255, 0.28);
}

@media (max-width: 1020px) {
  .cases {
    padding-top: 84px;
    padding-bottom: 92px;
  }

  .cases-showcase,
  .cases-showcase[data-active-case="0"],
  .cases-showcase[data-active-case="1"],
  .cases-showcase[data-active-case="2"] {
    max-width: 620px;
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .case-card,
  .case-card--side,
  .case-card--side:first-child,
  .case-card--side:last-child,
  .case-card--featured,
  .case-card.is-active,
  .case-card:not(.is-active) {
    --case-x: 0px;
    --case-y: 0px;
    --case-scale: 1;
    --case-rotate: 0deg;
    min-height: 0;
    opacity: 1;
  }
}

@media (max-width: 620px) {
  .cases-heading h2 {
    font-size: clamp(31px, 11vw, 42px);
  }

  .cases-heading > p:last-child {
    font-size: 14px;
  }

  .cases-tabs {
    width: 100%;
    border-radius: 24px;
  }

  .cases-tabs span {
    flex: 1 1 100px;
    min-width: 0;
    padding: 0 12px;
  }

  .case-card,
  .case-card--featured,
  .case-card.is-active {
    padding: 22px;
    border-radius: 24px;
  }

  .case-task-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .case-card,
  .case-card-arrow,
  .case-task-grid span,
  .cases-cta,
  .cases-tabs span {
    transition: none;
  }
}

/* Workflow reduction: keep one clear heading and three equally weighted steps. */
.workflow .section-heading {
  margin-bottom: 36px;
}

.workflow .section-heading-main .section-kicker {
  margin-bottom: 18px;
}

.workflow .section-heading-note {
  max-width: 430px;
}

.workflow .section-heading-note p {
  max-width: 430px;
  font-size: 15px;
  line-height: 1.7;
}

.workflow-system {
  margin-top: 0;
}

.workflow-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  min-height: 0;
}

.workflow-list li,
.workflow-list li.is-active,
.workflow-list li:hover,
.workflow-list li.is-active:hover {
  display: flex;
  min-height: 248px;
  padding: 24px;
  border-radius: 12px;
  background: #ebe8e1;
  box-shadow: none;
  transform: none;
  transition:
    background-color 240ms ease,
    border-color 240ms ease,
    box-shadow 240ms ease,
    transform 240ms ease;
}

.workflow-list li:hover,
.workflow-list li:focus-visible,
.workflow-list li.is-active {
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(83, 72, 61, 0.08);
  transform: translateY(-3px);
}

.workflow-number {
  font-size: clamp(34px, 3.2vw, 50px);
}

.workflow-list li > div {
  flex: 1;
}

.workflow-list h3 {
  margin: 34px 0 10px;
  font-size: clamp(20px, 1.8vw, 25px);
}

.workflow-list p,
.workflow-list li.is-active p,
.workflow-list li:not(.is-active) p {
  max-height: none;
  overflow: visible;
  opacity: 1;
  transform: none;
  color: #68615a;
  font-size: 13px;
  line-height: 1.7;
}

.workflow-list .workflow-signal {
  display: none;
}

@media (max-width: 820px) {
  .workflow .section-heading {
    margin-bottom: 30px;
  }

  .workflow-list {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .workflow-list li,
  .workflow-list li.is-active,
  .workflow-list li:hover,
  .workflow-list li.is-active:hover {
    min-height: 198px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workflow-list li,
  .workflow-list li.is-active,
  .workflow-list li:hover {
    transition: none;
    transform: none;
  }
}

/* Hero email registration form */
.phone-register-form {
  display: block;
  gap: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.phone-register-form::before,
.phone-register-form::after {
  display: none;
}

.phone-register-field {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  min-width: 0;
  height: 60px;
  border: 1px solid rgba(216, 231, 242, 0.22);
  border-radius: 999px;
  background: rgba(8, 12, 20, 0.96);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.26);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

.phone-register-field:focus-within {
  border-color: rgba(216, 231, 242, 0.48);
  background: rgba(10, 15, 24, 0.9);
  box-shadow: 0 0 0 4px rgba(216, 231, 242, 0.05), 0 18px 44px rgba(0, 0, 0, 0.32);
}

.phone-register-field input {
  width: 100%;
  min-width: 0;
  height: 58px;
  padding: 0 22px;
  border: 0;
  outline: 0;
  color: #e4e9f2;
  background: transparent;
  font-size: 16px;
}

.phone-register-field input::placeholder {
  color: rgba(213, 219, 230, 0.48);
}

.phone-register-account input {
  padding-right: 124px;
  padding-left: 22px;
}

.phone-register-account .phone-register-submit {
  display: grid;
  flex: 0 0 auto;
  width: 104px;
  height: 42px;
  margin-right: 8px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  place-items: center;
  color: #111720;
  background: #e4e9f2;
  cursor: pointer;
  font-size: 13px;
  font-weight: 650;
  transition: color 180ms ease, background-color 180ms ease, opacity 180ms ease, transform 180ms ease;
}

.phone-register-account .phone-register-submit:hover:not(:disabled) {
  background: #ffffff;
  transform: translateX(2px);
}

.phone-register-account .phone-register-submit:disabled {
  color: rgba(17, 23, 32, 0.52);
  background: rgba(228, 233, 242, 0.5);
  cursor: not-allowed;
}

.phone-register-feedback {
  position: absolute;
  top: calc(100% + 10px);
  left: 18px;
  margin: 0;
  color: rgba(213, 219, 230, 0.64);
  font-size: 10px;
}

.phone-register-feedback[hidden] {
  display: none;
}

.phone-register-feedback[data-state="error"] {
  color: #ff9588;
}

.phone-register-feedback[data-state="success"] {
  color: rgba(183, 255, 42, 0.72);
}

@media (max-width: 680px) {
  .phone-register-field {
    height: 56px;
  }

  .phone-register-field input {
    height: 54px;
    font-size: 15px;
  }

}

/* Transparent partner ribbon at the bottom of the hero. */
.hero-partners {
  position: absolute;
  z-index: 4;
  right: max(var(--page-gutter), calc((100vw - 1180px) / 2));
  bottom: 24px;
  left: max(var(--page-gutter), calc((100vw - 1180px) / 2));
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 28px;
  color: #ffffff;
  background: transparent;
}

.hero .hero-meta {
  bottom: 92px;
}

.hero-partners-label {
  color: rgba(255, 255, 255, 0.66);
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}

.hero-partners-window {
  min-width: 0;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 82%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 82%, transparent 100%);
}

.hero-partners-track {
  display: flex;
  width: max-content;
  animation: hero-partners-scroll 24s linear infinite;
  will-change: transform;
}

.hero-partners-set {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 52px;
  padding-right: 52px;
}

.hero-partners-set span {
  display: grid;
  flex: 0 0 auto;
  width: max-content;
  min-width: 0;
  height: 48px;
  place-items: center;
}

.hero-partners-set img {
  display: block;
  width: auto;
  max-width: 210px;
  max-height: 34px;
  opacity: 0.76;
  filter: grayscale(1) brightness(0) invert(1);
  object-fit: contain;
}

.hero-partners:hover .hero-partners-track {
  animation-play-state: paused;
}

@keyframes hero-partners-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-33.3333333333%); }
}

@media (max-width: 820px) {
  .hero-partners {
    right: var(--page-gutter);
    bottom: 22px;
    left: var(--page-gutter);
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .hero-partners-set {
    gap: 36px;
    padding-right: 36px;
  }

  .hero-partners-set span {
    width: max-content;
    height: 40px;
  }

  .hero-partners-set img {
    max-width: 170px;
    max-height: 28px;
  }

  .hero-meta {
    bottom: 92px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-partners-track {
    animation: none;
  }
}

/* FintechX-inspired research flow and professional fields */
.section-pill {
  display: inline-flex;
  align-items: center;
  width: max-content;
  min-height: 36px;
  margin: 0 0 28px;
  padding: 0 16px;
  border: 1px solid rgba(37, 31, 25, 0.12);
  border-radius: 999px;
  color: #3567d5;
  background: rgba(255, 255, 255, 0.58);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.08em;
  line-height: 1;
}

.workflow {
  padding-top: 132px;
  padding-bottom: 132px;
  overflow: visible;
}

.workflow-showcase {
  display: grid;
  grid-template-columns: minmax(320px, 0.78fr) minmax(520px, 1.22fr);
  gap: clamp(48px, 6vw, 88px);
  align-items: stretch;
}

.workflow-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 4px 0 22px;
}

.workflow-copy h2 {
  max-width: 560px;
  margin: 0;
  color: #251f19;
  font-size: clamp(44px, 4.1vw, 64px);
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.workflow-intro {
  max-width: 520px;
  margin: 28px 0 0;
  color: #68615a;
  font-size: 15px;
  line-height: 1.78;
}

.workflow-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px;
  margin: auto 0 0;
  padding: 64px 0 0;
}

.workflow-facts div {
  min-width: 0;
  padding-top: 18px;
  border-top: 1px solid rgba(37, 31, 25, 0.12);
}

.workflow-facts dt {
  margin: 0;
  color: #251f19;
  font-size: clamp(22px, 2vw, 30px);
  font-weight: 620;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.workflow-facts dd {
  margin: 9px 0 0;
  color: #68615a;
  font-size: 12px;
  line-height: 1.5;
}

.workflow-demo {
  --workflow-tab-index: 0;
  position: relative;
  min-width: 0;
  min-height: 620px;
  border: 1px solid rgba(92, 112, 130, 0.16);
  border-radius: 30px;
  background: #e9edf0;
  box-shadow: inset 0 0 0 6px rgba(255, 255, 255, 0.48), 0 22px 70px rgba(83, 72, 61, 0.06);
}

.workflow-demo[data-active-step="1"] {
  --workflow-tab-index: 1;
}

.workflow-demo[data-active-step="2"] {
  --workflow-tab-index: 2;
}

.workflow-tabs {
  position: absolute;
  z-index: 8;
  top: -33px;
  right: 28px;
  display: grid;
  grid-template-columns: repeat(3, minmax(98px, 1fr));
  width: min(72%, 404px);
  min-height: 64px;
  padding: 7px;
  overflow: hidden;
  border: 1px solid rgba(92, 112, 130, 0.12);
  border-radius: 0 0 24px 24px;
  background: rgba(244, 241, 235, 0.96);
  box-shadow: 0 8px 24px rgba(83, 72, 61, 0.04);
}

.workflow-tab-indicator {
  position: absolute;
  z-index: 0;
  top: 7px;
  bottom: 7px;
  left: 7px;
  width: calc((100% - 14px) / 3);
  border-radius: 999px;
  background: #121212;
  transform: translateX(calc(var(--workflow-tab-index) * 100%));
  transition: transform 650ms cubic-bezier(0.16, 1, 0.3, 1);
}

.workflow-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 50px;
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  z-index: 1;
  min-width: 0;
  padding: 0 12px;
  border: 0;
  border-radius: 999px;
  color: #9b9791;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
  font-weight: 560;
  letter-spacing: 0.02em;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  transition: color 320ms ease, background-color 320ms ease;
}

.workflow-tab:hover {
  color: #251f19;
  background: rgba(37, 31, 25, 0.045);
}

.workflow-tab.is-active {
  color: #ffffff;
  background: transparent;
}

.workflow-tab:focus-visible {
  outline: 2px solid #3978ff;
  outline-offset: -2px;
}

.workflow-stage {
  position: absolute;
  inset: 52px 18px 18px;
  overflow: hidden;
  border-radius: 20px;
}

.workflow-scene {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(18px) scale(0.985);
  transition: opacity 420ms ease, visibility 420ms ease, transform 650ms cubic-bezier(0.16, 1, 0.3, 1);
}

.workflow-scene[hidden] {
  display: flex;
}

.workflow-scene.is-active {
  z-index: 2;
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.workflow-diagram {
  position: relative;
  flex: 1 1 auto;
  min-height: 360px;
  margin: 16px 26px 0;
}

.workflow-diagram::before,
.workflow-diagram::after {
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 50%;
  content: "";
  opacity: 0.7;
  transform: translate(-50%, -50%);
}

.workflow-diagram::before {
  width: min(64%, 430px);
  border-top: 1px dashed rgba(92, 112, 130, 0.35);
}

.workflow-diagram::after {
  height: min(56%, 230px);
  border-left: 1px dashed rgba(92, 112, 130, 0.3);
}

.workflow-core {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  display: grid;
  width: 116px;
  height: 116px;
  padding: 10px;
  border: 8px solid rgba(255, 255, 255, 0.82);
  border-radius: 50%;
  place-items: center;
  background: #ffffff;
  box-shadow: 0 16px 36px rgba(37, 91, 190, 0.2), 0 0 0 1px rgba(57, 120, 255, 0.16);
  transform: translate(-50%, -50%);
}

.workflow-core::before,
.workflow-core::after {
  position: absolute;
  z-index: -1;
  content: "";
  border: 1px solid rgba(57, 120, 255, 0.18);
  border-radius: 50%;
  animation: workflow-core-pulse 2.8s ease-out infinite;
}

.workflow-core::before {
  inset: -18px;
}

.workflow-core::after {
  inset: -36px;
  animation-delay: 1.4s;
}

.workflow-core img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.workflow-node {
  position: absolute;
  z-index: 2;
  display: grid;
  min-width: 94px;
  justify-items: center;
  gap: 7px;
  color: #251f19;
  text-align: center;
}

.workflow-node i {
  display: grid;
  width: 72px;
  height: 72px;
  border: 8px solid rgba(255, 255, 255, 0.78);
  border-radius: 50%;
  place-items: center;
  color: #1e376f;
  background: #ffffff;
  box-shadow: 0 9px 24px rgba(69, 84, 99, 0.12), 0 0 0 1px rgba(92, 112, 130, 0.12);
  font-size: 27px;
}

.workflow-node small {
  color: #59616a;
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.workflow-node--left-top {
  top: 10%;
  left: 7%;
}

.workflow-node--right-top {
  top: 10%;
  right: 7%;
}

.workflow-node--left-bottom {
  bottom: 8%;
  left: 13%;
}

.workflow-node--right-bottom {
  right: 13%;
  bottom: 8%;
}

.workflow-scene.is-active .workflow-node {
  animation: workflow-node-in 650ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.workflow-scene.is-active .workflow-node--right-top {
  animation-delay: 80ms;
}

.workflow-scene.is-active .workflow-node--left-bottom {
  animation-delay: 140ms;
}

.workflow-scene.is-active .workflow-node--right-bottom {
  animation-delay: 200ms;
}

.workflow-scene-copy {
  flex: 0 0 auto;
  padding: 8px 24px 28px;
  text-align: center;
}

.workflow-scene-copy h3 {
  margin: 0;
  color: #251f19;
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 620;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.workflow-scene-copy p {
  max-width: 600px;
  margin: 9px auto 0;
  color: #68717a;
  font-size: 12px;
  line-height: 1.6;
}

.professional-fields {
  padding-top: 0;
  padding-bottom: 116px;
  color: #251f19;
  background: var(--content-bg);
}

.professional-fields-panel {
  position: relative;
  min-height: 1040px;
  padding: 90px 48px 0;
  overflow: hidden;
  border: 1px solid rgba(92, 112, 130, 0.1);
  border-radius: 34px;
  background: #e9edf0;
  box-shadow: inset 0 0 0 6px rgba(255, 255, 255, 0.4);
}

.professional-fields-heading {
  position: relative;
  z-index: 4;
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.professional-fields-heading .section-pill {
  margin-right: auto;
  margin-bottom: 24px;
  margin-left: auto;
  color: #251f19;
  background: #ffffff;
}

.professional-fields-heading h2 {
  margin: 0;
  color: #251f19;
  font-size: clamp(38px, 4vw, 58px);
  font-weight: 570;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.professional-fields-heading > p:not(.section-pill) {
  max-width: 670px;
  margin: 22px auto 0;
  color: #68717a;
  font-size: 15px;
  line-height: 1.72;
}

.professional-fields-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  min-width: 218px;
  min-height: 58px;
  margin-top: 28px;
  padding: 7px 7px 7px 24px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(100deg, #3978ff, #4d6ff0 62%, #5b83f4);
  background-clip: padding-box;
  box-shadow: 0 12px 28px rgba(57, 120, 255, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.18);
  font-size: 14px;
  font-weight: 650;
  transition: transform 260ms ease, box-shadow 260ms ease;
}

.professional-fields-cta-icon {
  display: grid;
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  place-items: center;
  color: #251f19;
  background: #ffffff;
  box-shadow: 0 5px 14px rgba(22, 42, 74, 0.14);
}

.professional-fields-cta-icon > svg {
  display: block;
  width: 20px;
  height: 20px;
  overflow: visible;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 220ms cubic-bezier(0.16, 1, 0.3, 1);
}

.professional-fields-cta:hover .professional-fields-cta-icon > svg,
.professional-fields-cta:focus-visible .professional-fields-cta-icon > svg {
  transform: translateX(2px);
}

.professional-fields-cta:hover,
.professional-fields-cta:focus-visible {
  box-shadow: 0 16px 34px rgba(57, 120, 255, 0.38);
  transform: translateY(-3px);
}

.professional-fields-cta:focus-visible {
  outline: 2px solid #251f19;
  outline-offset: 4px;
}

.field-constellation {
  position: relative;
  z-index: 3;
  height: 560px;
  max-width: 1040px;
  margin: 42px auto 0;
}

.field-orbit {
  position: absolute;
  z-index: 0;
  top: 51%;
  left: 50%;
  border: 1px dashed rgba(57, 120, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.field-orbit--outer {
  width: 88%;
  height: 72%;
}

.field-orbit--inner {
  width: 62%;
  height: 50%;
  border-color: rgba(92, 112, 130, 0.16);
}

.field-hub {
  position: absolute;
  z-index: 3;
  top: 51%;
  left: 50%;
  display: grid;
  justify-items: center;
  gap: 18px;
  transform: translate(-50%, -50%);
}

.field-hub-mark {
  position: relative;
  display: grid;
  width: 148px;
  height: 148px;
  padding: 14px;
  border: 12px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
  place-items: center;
  background: #ffffff;
  box-shadow: 0 22px 52px rgba(57, 120, 255, 0.22), 0 0 0 1px rgba(57, 120, 255, 0.14);
}

.field-hub-mark::before,
.field-hub-mark::after {
  position: absolute;
  content: "";
  border: 1px solid rgba(57, 120, 255, 0.14);
  border-radius: 50%;
}

.field-hub-mark::before {
  inset: -30px;
}

.field-hub-mark::after {
  inset: -54px;
}

.field-hub-mark img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.field-hub > strong {
  color: #251f19;
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 620;
  letter-spacing: -0.025em;
  white-space: nowrap;
}

.field-item {
  position: absolute;
  z-index: 2;
  display: grid;
  min-width: 92px;
  justify-items: center;
  gap: 9px;
  animation: field-float 4.6s ease-in-out infinite;
}

.field-item span {
  display: grid;
  width: 76px;
  height: 76px;
  border: 8px solid rgba(255, 255, 255, 0.68);
  border-radius: 50%;
  place-items: center;
  color: #3978ff;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(70, 85, 100, 0.12);
  transition: transform 280ms ease, box-shadow 280ms ease;
}

.field-item i {
  font-size: 29px;
}

.field-item strong {
  color: #4f5861;
  font-size: 11px;
  font-weight: 650;
}

.field-item:hover span {
  box-shadow: 0 18px 36px rgba(57, 120, 255, 0.2);
  transform: scale(1.08);
}

.field-item--music {
  top: 4%;
  left: 27%;
  animation-delay: -0.4s;
}

.field-item--code {
  top: 3%;
  right: 27%;
  animation-delay: -2.2s;
}

.field-item--biology {
  top: 25%;
  right: 8%;
  animation-delay: -1.4s;
}

.field-item--physics {
  right: 0;
  bottom: 14%;
  animation-delay: -3.2s;
}

.field-item--engineering {
  right: 22%;
  bottom: 1%;
  animation-delay: -0.8s;
}

.field-item--chemistry {
  bottom: 0;
  left: 22%;
  animation-delay: -2.7s;
}

.field-item--brain {
  bottom: 15%;
  left: 0;
  animation-delay: -1.8s;
}

.field-item--math {
  top: 25%;
  left: 8%;
  animation-delay: -3.8s;
}

.professional-fields-landscape {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 330px;
  object-fit: cover;
  object-position: center bottom;
  pointer-events: none;
}

@keyframes workflow-core-pulse {
  0% {
    opacity: 0.7;
    transform: scale(0.86);
  }
  100% {
    opacity: 0;
    transform: scale(1.15);
  }
}

@keyframes workflow-node-in {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes field-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@media (max-width: 1120px) {
  .workflow-showcase {
    grid-template-columns: minmax(280px, 0.7fr) minmax(480px, 1.3fr);
    gap: 38px;
  }

  .workflow-copy h2 {
    font-size: clamp(40px, 4.8vw, 56px);
  }

  .workflow-demo {
    min-height: 580px;
  }

  .workflow-node--left-top,
  .workflow-node--left-bottom {
    left: 2%;
  }

  .workflow-node--right-top,
  .workflow-node--right-bottom {
    right: 2%;
  }

  .professional-fields-panel {
    min-height: 990px;
    padding-right: 28px;
    padding-left: 28px;
  }
}

@media (max-width: 900px) {
  .workflow {
    padding-top: 104px;
    padding-bottom: 96px;
  }

  .workflow-showcase {
    grid-template-columns: 1fr;
    gap: 72px;
  }

  .workflow-copy {
    padding-bottom: 0;
  }

  .workflow-intro {
    max-width: 680px;
  }

  .workflow-facts {
    max-width: 540px;
    margin-top: 20px;
    padding-top: 30px;
  }

  .workflow-demo {
    width: 100%;
    min-height: 590px;
  }

  .professional-fields-panel {
    min-height: 920px;
  }

  .field-constellation {
    height: 500px;
  }

  .field-hub-mark {
    width: 130px;
    height: 130px;
  }
}

@media (max-width: 680px) {
  .section-pill {
    min-height: 32px;
    margin-bottom: 20px;
    padding: 0 13px;
    font-size: 9px;
  }

  .workflow {
    padding-top: 84px;
    padding-bottom: 76px;
  }

  .workflow-showcase {
    gap: 58px;
  }

  .workflow-copy h2 {
    font-size: clamp(38px, 12vw, 50px);
  }

  .workflow-intro {
    margin-top: 22px;
    font-size: 14px;
  }

  .workflow-facts {
    gap: 18px;
    padding-top: 26px;
  }

  .workflow-facts dt {
    font-size: 20px;
  }

  .workflow-demo {
    min-height: 510px;
    border-radius: 22px;
  }

  .workflow-tabs {
    top: -27px;
    right: 10px;
    grid-template-columns: repeat(3, minmax(74px, 1fr));
    width: calc(100% - 20px);
    min-height: 54px;
    border-radius: 18px;
  }

  .workflow-tab {
    height: 40px;
    padding: 0 7px;
    font-size: 10px;
  }

  .workflow-stage {
    inset: 42px 10px 10px;
  }

  .workflow-diagram {
    min-height: 322px;
    margin: 10px 4px 0;
  }

  .workflow-core {
    width: 88px;
    height: 88px;
    padding: 7px;
    border-width: 6px;
  }

  .workflow-node {
    min-width: 76px;
  }

  .workflow-node i {
    width: 58px;
    height: 58px;
    border-width: 6px;
    font-size: 22px;
  }

  .workflow-node small {
    font-size: 9px;
  }

  .workflow-node--left-top {
    top: 7%;
    left: 0;
  }

  .workflow-node--right-top {
    top: 7%;
    right: 0;
  }

  .workflow-node--left-bottom {
    bottom: 4%;
    left: 2%;
  }

  .workflow-node--right-bottom {
    right: 2%;
    bottom: 4%;
  }

  .workflow-scene-copy {
    padding: 6px 12px 20px;
  }

  .workflow-scene-copy p {
    font-size: 11px;
  }

  .professional-fields {
    padding-bottom: 78px;
  }

  .professional-fields-panel {
    min-height: 0;
    padding: 66px 18px 220px;
    border-radius: 24px;
  }

  .professional-fields-heading h2 {
    font-size: clamp(34px, 10vw, 46px);
  }

  .professional-fields-heading > p:not(.section-pill) {
    font-size: 14px;
  }

  .professional-fields-cta {
    min-width: 196px;
    min-height: 46px;
    margin-top: 24px;
    font-size: 13px;
  }

  .field-constellation {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 12px;
    height: auto;
    margin-top: 58px;
  }

  .field-orbit {
    display: none;
  }

  .field-hub,
  .field-item {
    position: static;
    transform: none;
  }

  .field-hub {
    grid-column: 1 / -1;
    margin-bottom: 24px;
  }

  .field-hub-mark {
    width: 116px;
    height: 116px;
    border-width: 9px;
  }

  .field-hub-mark::before,
  .field-hub-mark::after {
    display: none;
  }

  .field-hub > strong {
    font-size: 21px;
    white-space: normal;
  }

  .field-item {
    animation: none;
  }

  .field-item span {
    width: 66px;
    height: 66px;
    border-width: 6px;
  }

  .field-item i {
    font-size: 25px;
  }

  .professional-fields-landscape {
    height: 230px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workflow-tab-indicator,
  .workflow-scene,
  .workflow-core::before,
  .workflow-core::after,
  .workflow-scene.is-active .workflow-node,
  .field-item,
  .professional-fields-cta {
    animation: none;
    transition: none;
  }
}

/* Give every research step its own connection geometry. */
.workflow-flow--cascade,
.workflow-flow--insight {
  display: block;
  position: relative;
}

.workflow-flow--cascade .workflow-flow-node,
.workflow-flow--insight .workflow-flow-node {
  position: absolute;
}

.workflow-flow--cascade .workflow-flow-node--product,
.workflow-flow--cascade .workflow-flow-node--target {
  bottom: 8%;
}

.workflow-flow--cascade .workflow-flow-node--product {
  left: 8%;
}

.workflow-flow--cascade .workflow-flow-node--target {
  right: 8%;
}

.workflow-flow--cascade .workflow-flow-route {
  position: absolute;
  top: 8%;
  right: 14%;
  left: 14%;
  grid-template-columns: minmax(40px, 1fr) auto minmax(40px, 1fr);
  align-items: start;
}

.workflow-flow--cascade .workflow-flow-line {
  height: 220px;
  border-top: 1px dashed rgba(92, 112, 130, 0.4);
}

.workflow-flow--cascade .workflow-flow-line:first-child {
  border-left: 1px dashed rgba(92, 112, 130, 0.4);
  border-radius: 28px 0 0 0;
}

.workflow-flow--cascade .workflow-flow-line:last-child {
  border-right: 1px dashed rgba(92, 112, 130, 0.4);
  border-radius: 0 28px 0 0;
}

.workflow-flow--cascade .workflow-flow-action {
  margin-top: -20px;
}

.workflow-flow--insight .workflow-flow-node--product,
.workflow-flow--insight .workflow-flow-node--target {
  top: 7%;
}

.workflow-flow--insight .workflow-flow-node--product {
  left: 8%;
}

.workflow-flow--insight .workflow-flow-node--target {
  right: 8%;
}

.workflow-flow--insight .workflow-flow-route {
  position: absolute;
  right: 14%;
  bottom: 3%;
  left: 14%;
  grid-template-columns: minmax(40px, 1fr) auto minmax(40px, 1fr);
  align-items: end;
}

.workflow-flow--insight .workflow-flow-line {
  height: 220px;
  border-top: 0;
  border-bottom: 1px dashed rgba(92, 112, 130, 0.4);
}

.workflow-flow--insight .workflow-flow-line:first-child {
  border-left: 1px dashed rgba(92, 112, 130, 0.4);
  border-radius: 0 0 0 28px;
}

.workflow-flow--insight .workflow-flow-line:last-child {
  border-right: 1px dashed rgba(92, 112, 130, 0.4);
  border-radius: 0 0 28px 0;
}

.workflow-flow--insight .workflow-flow-action {
  margin-bottom: -20px;
}

.workflow-flow--cascade .workflow-flow-line::after,
.workflow-flow--insight .workflow-flow-line::after {
  display: none;
}

.workflow-flow--cascade .workflow-flow-action::after,
.workflow-flow--insight .workflow-flow-action::after {
  position: absolute;
  z-index: -1;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  content: "";
  background: #3978ff;
  box-shadow: 0 0 16px rgba(57, 120, 255, 0.85);
  animation: workflow-route-pulse 1.8s ease-in-out infinite;
}

.workflow-flow--cascade .workflow-flow-action::after {
  bottom: -76px;
}

.workflow-flow--insight .workflow-flow-action::after {
  top: -76px;
}

@keyframes workflow-route-pulse {
  0%,
  100% {
    opacity: 0.2;
    transform: scale(0.7);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

@media (max-width: 680px) {
  .workflow-flow--cascade .workflow-flow-node--product,
  .workflow-flow--insight .workflow-flow-node--product {
    left: 0;
  }

  .workflow-flow--cascade .workflow-flow-node--target,
  .workflow-flow--insight .workflow-flow-node--target {
    right: 0;
  }

  .workflow-flow--cascade .workflow-flow-route,
  .workflow-flow--insight .workflow-flow-route {
    right: 10%;
    left: 10%;
  }

  .workflow-flow--cascade .workflow-flow-line,
  .workflow-flow--insight .workflow-flow-line {
    height: 190px;
  }

  .workflow-flow--cascade .workflow-flow-action::after {
    bottom: -56px;
  }

  .workflow-flow--insight .workflow-flow-action::after {
    top: -56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workflow-flow--cascade .workflow-flow-action::after,
  .workflow-flow--insight .workflow-flow-action::after {
    animation: none;
  }
}

/* Free-form workflow maps: convergence, collaboration and iteration. */
.workflow-map {
  position: relative;
  display: block;
  width: min(100%, 650px);
  min-height: 360px;
  margin: 14px auto 0;
  padding: 0;
}

.workflow-map::before,
.workflow-map::after {
  display: none;
}

.workflow-map-node,
.workflow-map-action {
  position: absolute;
  z-index: 3;
}

.workflow-map-node {
  display: grid;
  min-width: 90px;
  justify-items: center;
  gap: 8px;
}

.workflow-map-node > i,
.workflow-map-logo {
  display: grid;
  width: 70px;
  height: 70px;
  border: 8px solid rgba(255, 255, 255, 0.78);
  border-radius: 50%;
  place-items: center;
  color: #17346e;
  background: #ffffff;
  box-shadow: 0 10px 26px rgba(69, 84, 99, 0.12), 0 0 0 1px rgba(92, 112, 130, 0.12);
  font-size: 28px;
}

.workflow-map-logo {
  padding: 7px;
}

.workflow-map-logo img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.workflow-map-node small {
  max-width: 116px;
  color: #59616a;
  font-size: 10px;
  font-weight: 650;
  line-height: 1.35;
  text-align: center;
}

.workflow-map-action {
  display: grid;
  width: 112px;
  height: 112px;
  border: 9px solid rgba(255, 255, 255, 0.7);
  border-radius: 30px;
  place-items: center;
  color: #ffffff;
  background: linear-gradient(145deg, #2f62d6 8%, #3978ff 54%, #63e7ff 100%);
  box-shadow: 0 18px 38px rgba(57, 120, 255, 0.3), 0 0 0 1px rgba(57, 120, 255, 0.14);
}

.workflow-map-action i {
  font-size: 47px;
}

.workflow-map-action::before {
  position: absolute;
  inset: -20px;
  border: 1px solid rgba(57, 120, 255, 0.13);
  border-radius: 42px;
  content: "";
}

.workflow-map-link {
  position: absolute;
  z-index: 1;
  height: 1px;
  border-top: 1px dashed rgba(92, 112, 130, 0.43);
  transform-origin: left center;
}

.workflow-map-link::after {
  position: absolute;
  top: -3px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  content: "";
  background: #3978ff;
  box-shadow: 0 0 11px rgba(57, 120, 255, 0.8);
  opacity: 0;
}

.workflow-scene.is-active .workflow-map-link::after {
  animation: workflow-map-travel 2s linear infinite;
}

.workflow-map-link--intake-a {
  top: 23%;
  left: 15%;
  width: 42%;
  transform: rotate(24deg);
}

.workflow-map-link--intake-b {
  top: 52%;
  left: 24%;
  width: 32%;
  transform: rotate(-3deg);
}

.workflow-map-link--intake-c {
  bottom: 22%;
  left: 40%;
  width: 22%;
  transform: rotate(-35deg);
}

.workflow-map-link--intake-out {
  top: 48%;
  left: 62%;
  width: 24%;
  transform: rotate(-23deg);
}

.workflow-map-node--question {
  top: 1%;
  left: 1%;
}

.workflow-map-node--data {
  top: 39%;
  left: 10%;
}

.workflow-map-node--literature {
  bottom: 0;
  left: 27%;
}

.workflow-map-action--intake {
  top: 35%;
  left: 58%;
  transform: translate(-50%, -50%);
}

.workflow-map-node--deepevol {
  top: 14%;
  right: 1%;
}

.workflow-map-link--agent-a {
  top: 25%;
  left: 16%;
  width: 32%;
  transform: rotate(18deg);
}

.workflow-map-link--agent-b {
  bottom: 23%;
  left: 26%;
  width: 25%;
  transform: rotate(-37deg);
}

.workflow-map-link--agent-c {
  top: 35%;
  left: 55%;
  width: 29%;
  transform: rotate(-24deg);
}

.workflow-map-link--agent-d {
  top: 54%;
  left: 54%;
  width: 33%;
  transform: rotate(25deg);
}

.workflow-map-node--search {
  top: 4%;
  left: 2%;
}

.workflow-map-node--analysis {
  bottom: 1%;
  left: 17%;
}

.workflow-map-action--agents {
  top: 48%;
  left: 51%;
  transform: translate(-50%, -50%) rotate(-4deg);
}

.workflow-map-node--experiment {
  top: 0;
  right: 9%;
}

.workflow-map-node--verification {
  right: 0;
  bottom: 4%;
}

.workflow-map-loop-line {
  position: absolute;
  z-index: 1;
  top: 8%;
  right: 9%;
  bottom: 5%;
  left: 9%;
  border: 1px dashed rgba(92, 112, 130, 0.4);
  border-radius: 46% 54% 50% 50% / 54% 43% 57% 46%;
  transform: rotate(-5deg);
}

.workflow-map-loop-line::before,
.workflow-map-loop-line::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  margin: -4px;
  border-radius: 50%;
  content: "";
  background: #3978ff;
  box-shadow: 0 0 13px rgba(57, 120, 255, 0.82);
}

.workflow-scene.is-active .workflow-map-loop-line::before {
  animation: workflow-loop-orbit 4.2s linear infinite;
}

.workflow-scene.is-active .workflow-map-loop-line::after {
  animation: workflow-loop-orbit 4.2s -2.1s linear infinite;
}

.workflow-map-action--loop {
  top: 48%;
  left: 51%;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.workflow-map-node--code {
  top: 2%;
  left: 14%;
}

.workflow-map-node--run {
  top: 0;
  right: 10%;
}

.workflow-map-node--evidence {
  right: 3%;
  bottom: 2%;
}

.workflow-map-node--report {
  bottom: 0;
  left: 10%;
}

.workflow-scene.is-active .workflow-map-node,
.workflow-scene.is-active .workflow-map-action {
  animation: workflow-map-node-in 660ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.workflow-scene.is-active .workflow-map-node:nth-of-type(even) {
  animation-delay: 100ms;
}

.workflow-scene.is-active .workflow-map-action {
  animation-delay: 180ms;
}

@keyframes workflow-map-travel {
  0% {
    left: 0;
    opacity: 0;
  }
  15%,
  84% {
    opacity: 1;
  }
  100% {
    left: calc(100% - 6px);
    opacity: 0;
  }
}

@keyframes workflow-map-node-in {
  from {
    opacity: 0;
    filter: blur(5px);
  }
  to {
    opacity: 1;
    filter: blur(0);
  }
}

@keyframes workflow-loop-orbit {
  0% {
    transform: rotate(0deg) translateX(200px) scale(0.8);
  }
  50% {
    transform: rotate(180deg) translateX(200px) scale(1.15);
  }
  100% {
    transform: rotate(360deg) translateX(200px) scale(0.8);
  }
}

@media (max-width: 680px) {
  .workflow-map {
    min-height: 320px;
  }

  .workflow-map-node {
    min-width: 66px;
  }

  .workflow-map-node > i,
  .workflow-map-logo {
    width: 56px;
    height: 56px;
    border-width: 6px;
    font-size: 22px;
  }

  .workflow-map-node small {
    max-width: 72px;
    font-size: 8px;
  }

  .workflow-map-action {
    width: 84px;
    height: 84px;
    border-width: 7px;
    border-radius: 23px;
  }

  .workflow-map-action i {
    font-size: 36px;
  }

  .workflow-map-action::before {
    inset: -12px;
    border-radius: 29px;
  }

  .workflow-map-link--intake-a {
    left: 18%;
    width: 37%;
  }

  .workflow-map-link--intake-b {
    left: 27%;
    width: 28%;
  }

  .workflow-map-link--agent-a,
  .workflow-map-link--agent-b,
  .workflow-map-link--agent-c,
  .workflow-map-link--agent-d {
    width: 27%;
  }

  .workflow-map-loop-line {
    right: 5%;
    left: 5%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workflow-scene.is-active .workflow-map-link::after,
  .workflow-scene.is-active .workflow-map-loop-line::before,
  .workflow-scene.is-active .workflow-map-loop-line::after,
  .workflow-scene.is-active .workflow-map-node,
  .workflow-scene.is-active .workflow-map-action {
    animation: none;
  }
}

/* Cinematic DeepEvol hero built around the generated research-engine visual. */
.hero-cinematic-bg {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-cinematic-bg::before,
.hero-cinematic-bg::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  content: "";
  pointer-events: none;
}

.hero-cinematic-bg::before {
  background: linear-gradient(180deg, rgba(3, 6, 11, 0.24) 0%, rgba(3, 6, 11, 0) 38%, rgba(3, 6, 11, 0.18) 62%, rgba(3, 6, 11, 0.86) 100%);
}

.hero-cinematic-bg::after {
  background: radial-gradient(circle at 50% 42%, transparent 22%, rgba(3, 6, 11, 0.08) 54%, rgba(3, 6, 11, 0.46) 100%);
}

.hero-cinematic-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: saturate(0.92) contrast(1.03);
  transform: scale(1.015);
  animation: hero-cinematic-reveal 1800ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.hero-cinematic .hero-ambient {
  opacity: 0.34;
  mix-blend-mode: screen;
}

.hero-cinematic .ambient-grid-line {
  opacity: 0.3;
}

.hero-cinematic .ambient-trace {
  opacity: 0.38;
}

.hero-cinematic .hero-content {
  align-content: end;
  width: min(calc(100% - var(--page-gutter) * 2), 1040px);
  min-height: max(100svh, 840px);
  margin: 0 auto;
  padding: clamp(520px, 62vh, 680px) 0 52px;
}

.hero-cinematic .hero-copy {
  max-width: 820px;
}

.hero-cinematic .hero-copy h1 {
  position: relative;
}

.hero-cinematic .hero-statement {
  max-width: 680px;
  color: rgba(228, 233, 242, 0.72);
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.92), 0 0 36px rgba(0, 0, 0, 0.8);
}

@keyframes hero-cinematic-reveal {
  from {
    opacity: 0;
    filter: saturate(0.72) contrast(1.08) blur(8px);
    transform: scale(1.055);
  }
  to {
    opacity: 1;
    filter: saturate(0.92) contrast(1.03) blur(0);
    transform: scale(1.015);
  }
}

@media (max-width: 820px) {
  .hero-cinematic-bg img {
    object-position: 51% 43%;
  }

  .hero-cinematic .hero-content {
    width: calc(100% - var(--page-gutter) * 2);
    min-height: 900px;
    margin: 0 auto;
    padding: 540px 0 92px;
  }

  .hero-cinematic .hero-statement {
    max-width: 520px;
    font-size: 14px;
  }
}

@media (max-width: 560px) {
  .hero-cinematic-bg img {
    object-position: 50% 42%;
  }

  .hero-cinematic .hero-content {
    min-height: 940px;
    padding-top: 525px;
    padding-bottom: 82px;
  }

  .hero-cinematic .hero-ambient {
    opacity: 0.22;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-cinematic-bg img {
    animation: none;
  }
}

/* Unified below-fold system based on the workflow and professional-fields sections. */
:root {
  --ui-surface: #eef2f5;
  --ui-surface-soft: #f6f8fa;
  --ui-border: rgba(104, 128, 151, 0.18);
  --ui-border-strong: rgba(57, 120, 255, 0.24);
  --ui-text: #251f19;
  --ui-muted: #65717c;
  --ui-blue: #3978ff;
  --ui-cyan: #63e7ff;
  --ui-shadow: 0 24px 60px rgba(52, 76, 102, 0.1);
}

.research-roles,
.evidence,
.audience,
.principles,
.pricing,
.company {
  padding-top: 112px;
  padding-bottom: 112px;
  color: var(--ui-text);
  background: #ffffff;
}

.research-roles .section-pill,
.evidence .section-pill,
.audience .section-pill,
.principles .section-pill,
.pricing .section-pill,
.company .section-pill {
  display: inline-flex;
  width: max-content;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  margin: 0 0 24px;
  padding: 0 16px;
  border: 1px solid var(--ui-border);
  border-radius: 999px;
  color: #35516e;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 6px 18px rgba(52, 76, 102, 0.05);
  font-family: Inter, "PingFang SC", sans-serif;
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0.08em;
}

.research-roles-heading h2,
.evidence-copy h2,
.audience-heading h2,
.principles-title h2,
.pricing-heading h2,
.company-copy h2 {
  color: var(--ui-text);
  font-size: clamp(38px, 4vw, 58px);
  font-weight: 570;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.research-roles-heading > p:last-child,
.evidence-copy > p,
.pricing-heading > p,
.company-detail > p {
  color: var(--ui-muted);
}

/* Task entrances */
.research-roles-heading {
  max-width: 820px;
}

.research-roles-heading .section-pill {
  margin-right: auto;
  margin-left: auto;
}

.research-roles-grid {
  gap: 18px;
  margin-top: 58px;
}

.research-role-card {
  border: 1px solid var(--ui-border);
  border-radius: 28px;
  background: var(--ui-surface);
  box-shadow: 0 12px 32px rgba(52, 76, 102, 0.06);
}

.research-role-card:hover,
.research-role-card:focus-within {
  border-color: var(--ui-border-strong);
  background: #f7f9fb;
  box-shadow: var(--ui-shadow);
  transform: translateY(-8px);
}

.research-role-visual {
  margin: 12px 12px 0;
  border: 1px solid rgba(104, 128, 151, 0.14);
  border-radius: 19px;
  background: #ffffff;
}

.research-role-body {
  min-height: 270px;
  padding: 25px 26px 26px;
}

.research-role-index {
  display: inline-flex;
  width: max-content;
  min-height: 28px;
  align-items: center;
  padding: 0 10px;
  border: 1px solid rgba(57, 120, 255, 0.13);
  border-radius: 999px;
  color: #3567d5;
  background: rgba(255, 255, 255, 0.75);
  font-family: Inter, "PingFang SC", sans-serif;
  letter-spacing: 0.04em;
}

.research-role-body h3 {
  margin-top: 22px;
  font-size: clamp(22px, 2vw, 28px);
  font-weight: 610;
  letter-spacing: -0.025em;
}

.research-role-body p {
  color: var(--ui-muted);
}

.research-role-body a {
  width: max-content;
  min-height: 44px;
  justify-content: flex-start;
  gap: 18px;
  margin-top: auto;
  padding: 0 7px 0 17px;
  border: 0;
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(105deg, #3978ff, #5273ec 68%, #59cfe9);
  box-shadow: 0 10px 24px rgba(57, 120, 255, 0.2);
  font-size: 12px;
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.research-role-body a span {
  display: grid;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  place-items: center;
  color: var(--ui-text);
  background: #ffffff;
  font-size: 14px;
}

.research-role-body a:hover,
.research-role-body a:focus-visible {
  box-shadow: 0 14px 28px rgba(57, 120, 255, 0.3);
  transform: translateY(-2px);
}

/* Evidence and product workbench */
.evidence-layout {
  gap: 52px;
  padding: 66px 54px 54px;
  border: 1px solid var(--ui-border);
  border-radius: 34px;
  background: var(--ui-surface);
  box-shadow: inset 0 0 0 6px rgba(255, 255, 255, 0.35);
}

.evidence-copy {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
  gap: 42px;
}

.evidence-copy .section-pill {
  margin-bottom: 24px;
}

.evidence-points {
  gap: 12px;
}

.evidence-points li {
  grid-template-columns: 42px 24px minmax(0, 1fr);
  gap: 10px;
  min-height: 78px;
  padding: 13px 16px 13px 13px;
  border: 1px solid var(--ui-border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
  transition: transform 240ms ease, border-color 240ms ease, box-shadow 240ms ease;
}

.evidence-points li:hover {
  border-color: var(--ui-border-strong);
  box-shadow: 0 12px 28px rgba(52, 76, 102, 0.08);
  transform: translateY(-3px);
}

.evidence-points li > i {
  display: grid;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  place-items: center;
  color: #3978ff;
  background: #edf3ff;
  font-size: 19px;
}

.evidence-points span {
  color: #8a9aa8;
  font-size: 10px;
}

.evidence-points strong {
  color: #34414d;
  font-size: 12px;
}

.workbench {
  border: 9px solid rgba(255, 255, 255, 0.72);
  border-radius: 28px;
  box-shadow: 0 30px 70px rgba(40, 58, 76, 0.22), 0 0 0 1px rgba(104, 128, 151, 0.15);
}

.workbench-topbar {
  height: 64px;
  padding-right: 22px;
  padding-left: 22px;
}

.workbench-state {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 0 10px;
  border: 1px solid rgba(99, 231, 255, 0.24);
  border-radius: 999px;
  background: rgba(99, 231, 255, 0.08);
}

/* Research outputs */
.audience .section-inner {
  padding: 68px 48px 50px;
  border: 1px solid var(--ui-border);
  border-radius: 34px;
  background: var(--ui-surface);
}

.audience-heading {
  gap: 0;
}

.audience-heading .section-pill,
.principles-title .section-pill {
  margin-right: auto;
  margin-left: auto;
}

.audience-grid {
  width: 100%;
  gap: 18px;
  margin-top: 52px;
  margin-left: 0;
  transform: none;
}

.audience-card,
.audience-card:nth-child(2),
.audience-card:nth-child(2).reveal,
.audience-card:nth-child(2).reveal.is-visible {
  min-height: 610px;
  padding: 12px 12px 24px;
  border: 1px solid var(--ui-border);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 12px 28px rgba(52, 76, 102, 0.05);
  transform: none;
}

.audience-card:hover,
.audience-card:nth-child(2):hover,
.audience-card:nth-child(2).reveal.is-visible:hover {
  border-color: var(--ui-border-strong);
  background: #ffffff;
  box-shadow: var(--ui-shadow);
  transform: translateY(-8px);
}

.audience-visual {
  border: 1px solid rgba(104, 128, 151, 0.14);
  border-radius: 18px;
  background: var(--ui-surface-soft);
}

.audience-card .card-number {
  display: inline-flex;
  width: max-content;
  min-height: 26px;
  align-items: center;
  margin-top: 18px;
  padding: 0 9px;
  border: 1px solid rgba(57, 120, 255, 0.13);
  border-radius: 999px;
  color: #3567d5;
  background: #edf3ff;
}

.audience-card h3 {
  margin-top: 20px;
  font-size: 25px;
  font-weight: 610;
  letter-spacing: -0.025em;
}

.audience-card p {
  color: var(--ui-muted);
}

.audience-card a {
  width: max-content;
  min-height: 42px;
  align-items: center;
  gap: 16px;
  margin-top: auto;
  padding: 0 7px 0 16px;
  border: 1px solid var(--ui-border);
  border-radius: 999px;
  color: #35516e;
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(52, 76, 102, 0.06);
}

.audience-card a span {
  display: grid;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  place-items: center;
  color: #ffffff;
  background: #3978ff;
  font-size: 13px;
}

/* Research principles */
.principles-layout {
  gap: 52px;
}

.principles-title {
  width: min(100%, 980px);
}

.principles-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 0;
}

.principle {
  position: relative;
  display: flex;
  min-height: 286px;
  flex-direction: column;
  gap: 16px;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--ui-border);
  border-radius: 26px;
  background: var(--ui-surface);
  box-shadow: 0 12px 28px rgba(52, 76, 102, 0.05);
}

.principle::before {
  position: absolute;
  top: 24px;
  right: 26px;
  color: #b4c0ca;
  font-size: 34px;
  font-weight: 520;
}

.principle:hover {
  border-color: var(--ui-border-strong);
  border-radius: 26px;
  background: #f7f9fb;
  box-shadow: var(--ui-shadow);
  transform: translateY(-7px);
}

.principle-visual,
.principle-icon {
  width: min(100%, 260px);
  height: 116px;
  margin: 0;
}

.principle-icon {
  display: grid;
  place-items: center start;
}

.principle-icon i {
  display: grid;
  width: 82px;
  height: 82px;
  border: 9px solid rgba(255, 255, 255, 0.76);
  border-radius: 50%;
  place-items: center;
  color: #3978ff;
  background: #ffffff;
  box-shadow: 0 12px 26px rgba(52, 76, 102, 0.1), 0 0 0 1px rgba(57, 120, 255, 0.1);
  font-size: 30px;
}

.principle > span {
  margin-top: auto;
  color: var(--ui-text);
  font-size: 20px;
  font-weight: 620;
}

.principle p {
  max-width: 46ch;
  color: var(--ui-muted);
  line-height: 1.75;
}

/* Pricing */
.pricing-heading {
  gap: 24px;
}

.pricing-heading > div {
  display: grid;
  justify-items: center;
}

.pricing-heading .section-pill {
  margin-right: auto;
  margin-left: auto;
}

.billing-toggle {
  padding: 5px;
  border-color: var(--ui-border);
  background: var(--ui-surface);
}

.billing-toggle button {
  min-height: 42px;
  padding-right: 18px;
  padding-left: 18px;
  color: #71808d;
}

.billing-toggle button.is-active {
  color: #ffffff;
  background: #111214;
  box-shadow: 0 8px 18px rgba(17, 18, 20, 0.15);
}

.pricing-grid {
  gap: 18px;
  margin-top: 58px;
}

.price-card,
.price-card.featured,
.price-card.featured.reveal,
.price-card.featured.reveal.is-visible {
  min-height: 550px;
  padding: 30px;
  border: 1px solid var(--ui-border);
  border-radius: 28px;
  color: var(--ui-text);
  background: var(--ui-surface);
  box-shadow: 0 12px 30px rgba(52, 76, 102, 0.05);
  transform: none;
}

.price-card.featured,
.price-card.featured.reveal.is-visible {
  border-color: rgba(57, 120, 255, 0.35);
  background: linear-gradient(180deg, #edf3ff 0%, #eef2f5 52%);
  box-shadow: 0 24px 54px rgba(57, 120, 255, 0.14);
}

.price-card:not(.featured):hover,
.price-card.featured:hover {
  border-color: var(--ui-border-strong);
  background: #f7f9fb;
  box-shadow: var(--ui-shadow);
  transform: translateY(-8px);
}

.featured-label {
  top: 18px;
  right: 18px;
  padding: 7px 11px;
  border-radius: 999px;
  color: #ffffff;
  background: #3978ff;
  font-family: Inter, "PingFang SC", sans-serif;
  font-size: 9px;
}

.plan-name {
  display: inline-flex;
  width: max-content;
  min-height: 30px;
  align-items: center;
  margin-bottom: 36px;
  padding: 0 11px;
  border: 1px solid var(--ui-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  font-size: 12px;
}

.plan-price strong {
  font-weight: 540;
  letter-spacing: -0.05em;
}

.plan-description {
  color: var(--ui-muted);
  opacity: 1;
}

.price-card .plan-specs {
  border-color: var(--ui-border);
}

.price-card ul {
  border-top-color: var(--ui-border);
}

.price-card li::before,
.price-card.featured li::before {
  content: "✓";
  color: #3978ff;
}

.price-card > a,
.price-card.featured > a {
  min-height: 48px;
  border: 1px solid var(--ui-border-strong);
  border-radius: 999px;
  color: #35516e;
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(52, 76, 102, 0.06);
}

.price-card > a:hover,
.price-card.featured > a:hover {
  border-color: #3978ff;
  color: #ffffff;
  background: #3978ff;
}

.price-card.featured > a {
  border-color: transparent;
  color: #ffffff;
  background: linear-gradient(105deg, #3978ff, #5273ec 68%, #59cfe9);
  box-shadow: 0 12px 26px rgba(57, 120, 255, 0.24);
}

.pricing-more {
  min-height: 82px;
  margin-top: 18px;
  padding: 16px 18px 16px 22px;
  border: 1px solid var(--ui-border);
  border-radius: 22px;
  background: var(--ui-surface);
}

.pricing-more a {
  min-height: 44px;
  border: 1px solid var(--ui-border);
  border-radius: 999px;
  color: #35516e;
  background: #ffffff;
}

/* Company and final conversion */
.company-layout {
  gap: 58px;
  padding: 58px;
  border: 1px solid var(--ui-border);
  border-radius: 34px;
  background: var(--ui-surface);
  box-shadow: inset 0 0 0 6px rgba(255, 255, 255, 0.34);
}

.company-content,
.company-copy {
  min-width: 0;
}

.company-copy h2 {
  max-width: 100%;
}

.company-copy .title-line {
  display: block;
  width: 100%;
  max-width: 100%;
  white-space: normal;
  overflow-wrap: anywhere;
  text-wrap: balance;
}

.company-copy .section-pill {
  margin-bottom: 26px;
}

.company-actions {
  width: max-content;
}

.company-actions a,
.company-actions .company-primary {
  min-height: 48px;
  gap: 22px;
  padding: 0 9px 0 18px;
  border: 0;
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(105deg, #3978ff, #5273ec 68%, #59cfe9);
  box-shadow: 0 12px 26px rgba(57, 120, 255, 0.22);
}

.company-actions a span {
  display: grid;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  place-items: center;
  color: var(--ui-text);
  background: #ffffff;
}

.company-media img {
  border: 9px solid rgba(255, 255, 255, 0.74);
  border-radius: 26px;
  box-shadow: 0 18px 42px rgba(52, 76, 102, 0.14);
}

.company-careers {
  min-height: 52px;
  padding: 0 9px 0 18px;
  border: 1px solid var(--ui-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
}

.company-careers span:last-child {
  display: grid;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  place-items: center;
  color: #ffffff;
  background: #3978ff;
  font-size: 14px;
}

.final-cta {
  min-height: 620px;
  margin: 0 var(--page-gutter) 28px;
  padding: 96px 40px;
  border: 1px solid rgba(99, 231, 255, 0.18);
  border-radius: 34px;
  color: #ffffff;
  background: #111722;
  box-shadow: 0 30px 74px rgba(17, 23, 34, 0.24);
}

.final-cta::before {
  background:
    radial-gradient(circle at 50% 46%, rgba(57, 120, 255, 0.28), transparent 34%),
    radial-gradient(circle at 50% 68%, rgba(99, 231, 255, 0.12), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 36%);
}

.final-cta-content > p {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  margin-bottom: 26px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.66);
  background: rgba(255, 255, 255, 0.06);
  letter-spacing: 0.08em;
}

.final-cta h2 {
  color: #ffffff;
  font-size: clamp(42px, 5.4vw, 72px);
  font-weight: 540;
}

.final-cta a {
  min-height: 52px;
  padding: 0 9px 0 20px;
  border: 6px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(105deg, #3978ff, #5273ec 68%, #59cfe9);
  box-shadow: 0 14px 30px rgba(57, 120, 255, 0.26);
}

.final-cta a span {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--ui-text);
  background: #ffffff;
}

footer {
  min-height: 150px;
  border-top: 1px solid var(--ui-border);
  background: #ffffff;
}

footer > div a {
  transition: color 180ms ease;
}

footer > div a:hover {
  color: #3978ff;
}

@media (max-width: 1120px) {
  .evidence-layout,
  .company-layout {
    padding: 46px 36px;
  }

  .evidence-points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .audience .section-inner {
    padding-right: 30px;
    padding-left: 30px;
  }
}

@media (max-width: 820px) {
  .research-roles,
  .evidence,
  .audience,
  .principles,
  .pricing,
  .company {
    padding-top: 84px;
    padding-bottom: 84px;
  }

  .research-roles-heading h2,
  .evidence-copy h2,
  .audience-heading h2,
  .principles-title h2,
  .pricing-heading h2,
  .company-copy h2 {
    font-size: clamp(34px, 8vw, 46px);
  }

  .evidence-layout,
  .company-layout {
    padding: 38px 26px;
    border-radius: 28px;
  }

  .evidence-copy {
    grid-template-columns: 1fr;
  }

  .audience .section-inner {
    padding: 54px 22px 28px;
    border-radius: 28px;
  }

  .audience-grid {
    grid-template-columns: 1fr;
  }

  .audience-card,
  .audience-card:nth-child(2),
  .audience-card:nth-child(2).reveal,
  .audience-card:nth-child(2).reveal.is-visible {
    min-height: 0;
  }

  .principles-list {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .price-card,
  .price-card.featured,
  .price-card.featured.reveal,
  .price-card.featured.reveal.is-visible {
    min-height: 510px;
  }

  .company-layout {
    grid-template-columns: 1fr;
  }

  .final-cta {
    min-height: 540px;
    margin-right: 16px;
    margin-left: 16px;
    padding-right: 22px;
    padding-left: 22px;
    border-radius: 28px;
  }
}

@media (max-width: 560px) {
  .research-roles .section-pill,
  .evidence .section-pill,
  .audience .section-pill,
  .principles .section-pill,
  .pricing .section-pill,
  .company .section-pill {
    min-height: 32px;
    margin-bottom: 20px;
    padding-right: 13px;
    padding-left: 13px;
    font-size: 9px;
  }

  .research-roles-grid,
  .pricing-grid {
    margin-top: 42px;
  }

  .research-role-card,
  .audience-card,
  .principle,
  .price-card,
  .price-card.featured {
    border-radius: 22px;
  }

  .research-role-body {
    min-height: 250px;
    padding: 22px;
  }

  .evidence-layout {
    padding: 34px 18px 18px;
  }

  .evidence-points {
    grid-template-columns: 1fr;
  }

  .workbench {
    border-width: 6px;
    border-radius: 22px;
  }

  .audience .section-inner {
    padding: 44px 12px 14px;
  }

  .audience-card a,
  .research-role-body a {
    width: 100%;
    justify-content: space-between;
  }

  .principle {
    min-height: 260px;
    padding: 24px;
  }

  .pricing-more {
    border-radius: 20px;
  }

  .company-layout {
    padding: 34px 20px 20px;
  }

  .company-actions,
  .company-actions a {
    width: 100%;
  }

  .final-cta h2 {
    font-size: 38px;
  }

  footer {
    gap: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .research-role-card,
  .evidence-points li,
  .audience-card,
  .principle,
  .price-card,
  .company-actions a {
    transition: none;
  }
}

/* Evidence narrative: image/text, text/image, image/text. */
.evidence-layout {
  display: block;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.evidence-heading {
  display: grid;
  justify-items: center;
  width: min(100%, 820px);
  margin: 0 auto;
  text-align: center;
}

.evidence-heading .section-pill {
  margin-right: auto;
  margin-left: auto;
}

.evidence-heading h2 {
  margin: 0;
  color: var(--ui-text);
  font-size: clamp(42px, 4.4vw, 62px);
  font-weight: 570;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.evidence-heading > p:last-child {
  max-width: 650px;
  margin: 24px auto 0;
  color: var(--ui-muted);
  font-size: 15px;
  line-height: 1.75;
}

.evidence-stories {
  display: grid;
  gap: 30px;
  margin-top: 64px;
}

.evidence-story {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
  min-height: 460px;
  padding: 18px;
  overflow: hidden;
  border: 1px solid rgba(37, 31, 25, 0.12);
  border-radius: 34px;
  background: #ffffff;
  box-shadow: 0 16px 40px rgba(37, 31, 25, 0.06);
}

.evidence-story[hidden] {
  display: none;
}

.evidence-story--reverse {
  grid-template-columns: minmax(340px, 0.82fr) minmax(0, 1.18fr);
}

.evidence-story-visual {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(37, 31, 25, 0.1);
  border-radius: 25px;
  background: #f6f6f3;
  box-shadow: 0 18px 42px rgba(37, 31, 25, 0.09);
}

.evidence-story-visual--image {
  aspect-ratio: 1.78 / 1;
}

.evidence-story-visual--photo {
  aspect-ratio: 1.55 / 1;
}

.evidence-story-visual img {
  display: block;
  width: 100%;
  height: 100%;
  padding: 8px;
  object-fit: contain;
  transition: filter 420ms ease, transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

.evidence-story-visual--photo img {
  padding: 0;
  object-fit: cover;
}

.evidence-story:hover .evidence-story-visual img {
  filter: saturate(1.04) contrast(1.02);
  transform: scale(1.018);
}

.evidence-story-copy {
  max-width: 470px;
  padding: clamp(20px, 3vw, 44px) clamp(14px, 2vw, 30px);
}

.evidence-story-index {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  gap: 8px;
  padding: 0 12px 0 7px;
  border: 1px solid rgba(37, 31, 25, 0.12);
  border-radius: 999px;
  color: #59616a;
  background: #f6f6f3;
  font-size: 9px;
  font-weight: 740;
  letter-spacing: 0.07em;
}

.evidence-story-index i {
  display: grid;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  place-items: center;
  color: #ffffff;
  background: #17191c;
  font-size: 12px;
}

.evidence-story-copy h3 {
  margin: 26px 0 18px;
  color: var(--ui-text);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 590;
  letter-spacing: -0.04em;
  line-height: 1.12;
}

.evidence-story-copy > p {
  margin: 0;
  color: var(--ui-muted);
  font-size: 14px;
  line-height: 1.85;
}

.evidence-story-copy ul {
  display: grid;
  gap: 12px;
  padding: 22px 0 0;
  margin: 24px 0 0;
  border-top: 1px solid rgba(37, 31, 25, 0.12);
  list-style: none;
}

.evidence-story-copy li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #465563;
  font-size: 12px;
  font-weight: 620;
}

.evidence-story-copy li i {
  display: grid;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  border-radius: 50%;
  place-items: center;
  color: #17191c;
  background: #f1f1ee;
  box-shadow: 0 0 0 1px rgba(37, 31, 25, 0.1);
  font-size: 10px;
}

.evidence-story-workbench {
  width: 100%;
  margin: 0;
  border-width: 8px;
  border-radius: 25px;
}

.evidence-story-workbench .workbench-grid {
  grid-template-columns: 126px minmax(210px, 1fr) 124px;
  min-height: 420px;
}

.evidence-story-workbench .source-panel,
.evidence-story-workbench .citation-panel {
  padding-right: 10px;
  padding-left: 10px;
}

.evidence-story-workbench .source-item {
  padding-right: 8px;
  padding-left: 8px;
}

.evidence-story-workbench .source-item strong {
  font-size: 9px;
}

.evidence-story-workbench .source-item small {
  font-size: 7px;
}

@media (max-width: 1040px) {
  .evidence-story,
  .evidence-story--reverse {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 14px;
  }

  .evidence-story-copy {
    max-width: 680px;
    padding: 34px 26px 40px;
  }

  .evidence-story--reverse .evidence-story-copy {
    order: 2;
  }

  .evidence-story--reverse .evidence-story-workbench {
    order: 1;
  }
}

@media (max-width: 680px) {
  .evidence-heading h2 {
    font-size: 38px;
  }

  .evidence-stories {
    gap: 20px;
    margin-top: 46px;
  }

  .evidence-story,
  .evidence-story--reverse {
    min-height: 0;
    padding: 9px;
    border-radius: 25px;
  }

  .evidence-story-visual {
    border-radius: 18px;
  }

  .evidence-story-copy {
    padding: 26px 14px 30px;
  }

  .evidence-story-copy h3 {
    font-size: 29px;
  }

  .evidence-story-workbench {
    border-width: 5px;
    border-radius: 19px;
  }

  .evidence-story-workbench .workbench-grid {
    min-height: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .evidence-story-visual img {
    transition: none;
  }
}

/* Code-native evidence illustrations: the same node language as the workflow. */
.evidence-icon-map {
  position: relative;
  min-width: 0;
  min-height: 400px;
  overflow: hidden;
  border: 1px solid rgba(37, 31, 25, 0.1);
  border-radius: 25px;
  background:
    radial-gradient(circle at 50% 50%, rgba(37, 31, 25, 0.035), transparent 26%),
    #f8f8f6;
  box-shadow: 0 18px 42px rgba(37, 31, 25, 0.08);
}

.evidence-icon-map::before,
.evidence-icon-map::after {
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(37, 31, 25, 0.06);
  border-radius: 50%;
  content: "";
  transform: translate(-50%, -50%);
}

.evidence-icon-map::before {
  width: 210px;
  height: 210px;
}

.evidence-icon-map::after {
  width: 280px;
  height: 280px;
}

.evidence-map-node,
.evidence-map-core {
  position: absolute;
  z-index: 3;
  display: grid;
  justify-items: center;
  gap: 8px;
}

.evidence-map-node > i {
  display: grid;
  width: 72px;
  height: 72px;
  border: 8px solid rgba(255, 255, 255, 0.88);
  border-radius: 50%;
  place-items: center;
  color: #29343d;
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(37, 31, 25, 0.1), 0 0 0 1px rgba(37, 31, 25, 0.08);
  font-size: 28px;
}

.evidence-map-node small,
.evidence-map-core small {
  color: #59616a;
  font-size: 10px;
  font-weight: 680;
  line-height: 1.25;
  text-align: center;
  white-space: nowrap;
}

.evidence-map-core {
  top: 50%;
  left: 50%;
  width: 124px;
  height: 124px;
  align-content: center;
  border: 10px solid rgba(255, 255, 255, 0.84);
  border-radius: 34px;
  color: #ffffff;
  background: linear-gradient(145deg, #2a2d31, #101214);
  box-shadow: 0 20px 38px rgba(17, 18, 20, 0.22), 0 0 0 1px rgba(37, 31, 25, 0.12);
  transform: translate(-50%, -50%);
}

.evidence-map-core > i {
  font-size: 45px;
}

.evidence-map-core small {
  color: rgba(255, 255, 255, 0.74);
}

.evidence-map-link {
  position: absolute;
  z-index: 1;
  height: 1px;
  border-top: 1px dashed rgba(37, 31, 25, 0.3);
  transform-origin: left center;
}

.evidence-map-link::after {
  position: absolute;
  top: -3px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  content: "";
  background: #17191c;
  box-shadow: 0 0 9px rgba(17, 18, 20, 0.34);
  opacity: 0;
}

.evidence-story.is-visible .evidence-map-link::after {
  animation: evidence-map-travel 2.2s linear infinite;
}

.evidence-story.is-visible .evidence-map-link--b::after {
  animation-delay: -0.7s;
}

.evidence-story.is-visible .evidence-map-link--c::after {
  animation-delay: -1.4s;
}

.evidence-story.is-visible .evidence-map-link--d::after {
  animation-delay: -1.85s;
}

@keyframes evidence-map-travel {
  0% {
    left: 0;
    opacity: 0;
  }
  16%,
  84% {
    opacity: 0.76;
  }
  100% {
    left: calc(100% - 6px);
    opacity: 0;
  }
}

/* Source map: three kinds of evidence converge on one citation check. */
.evidence-icon-map--source .evidence-map-node--a {
  top: 10%;
  left: 8%;
}

.evidence-icon-map--source .evidence-map-node--b {
  top: 9%;
  right: 8%;
}

.evidence-icon-map--source .evidence-map-node--c {
  bottom: 7%;
  left: 16%;
}

.evidence-icon-map--source .evidence-map-link--a {
  top: 31%;
  left: 20%;
  width: 31%;
  transform: rotate(24deg);
}

.evidence-icon-map--source .evidence-map-link--b {
  top: 49%;
  left: 59%;
  width: 28%;
  transform: rotate(-35deg);
}

.evidence-icon-map--source .evidence-map-link--c {
  bottom: 24%;
  left: 28%;
  width: 26%;
  transform: rotate(-31deg);
}

/* Rebuild map: versioned inputs are assembled into one reproducible run. */
.evidence-icon-map--rebuild .evidence-map-node--a {
  top: 8%;
  left: 9%;
}

.evidence-icon-map--rebuild .evidence-map-node--b {
  bottom: 8%;
  left: 9%;
}

.evidence-icon-map--rebuild .evidence-map-node--c {
  top: 38%;
  right: 7%;
}

.evidence-icon-map--rebuild .evidence-map-link--a {
  top: 30%;
  left: 21%;
  width: 31%;
  transform: rotate(24deg);
}

.evidence-icon-map--rebuild .evidence-map-link--b {
  bottom: 29%;
  left: 21%;
  width: 31%;
  transform: rotate(-24deg);
}

.evidence-icon-map--rebuild .evidence-map-link--c {
  top: 50%;
  left: 61%;
  width: 27%;
}

/* Reuse map: a continuous loop keeps code, data and reports connected. */
.evidence-icon-map--reuse .evidence-map-loop {
  --evidence-orbit-radius: 205px;
  position: absolute;
  z-index: 1;
  inset: 34px 58px;
  border: 1px dashed rgba(37, 31, 25, 0.28);
  border-radius: 48% 52% 46% 54% / 52% 44% 56% 48%;
  transform: rotate(-5deg);
}

.evidence-icon-map--reuse .evidence-map-loop::before,
.evidence-icon-map--reuse .evidence-map-loop::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 7px;
  height: 7px;
  margin: -4px;
  border-radius: 50%;
  content: "";
  background: #17191c;
  box-shadow: 0 0 9px rgba(17, 18, 20, 0.3);
}

.evidence-story.is-visible .evidence-icon-map--reuse .evidence-map-loop::before {
  animation: evidence-map-orbit 5s linear infinite;
}

.evidence-story.is-visible .evidence-icon-map--reuse .evidence-map-loop::after {
  animation: evidence-map-orbit 5s -2.5s linear infinite;
}

.evidence-icon-map--reuse .evidence-map-node--a {
  top: 7%;
  left: 9%;
}

.evidence-icon-map--reuse .evidence-map-node--b {
  top: 6%;
  right: 8%;
}

.evidence-icon-map--reuse .evidence-map-node--c {
  right: 12%;
  bottom: 6%;
}

@keyframes evidence-map-orbit {
  from {
    transform: rotate(0deg) translateX(var(--evidence-orbit-radius)) scale(0.8);
  }
  to {
    transform: rotate(360deg) translateX(var(--evidence-orbit-radius)) scale(1.1);
  }
}

/* Team map: four roles connect to one shared project space. */
.evidence-icon-map--team .evidence-map-node--a {
  top: 6%;
  left: 8%;
}

.evidence-icon-map--team .evidence-map-node--b {
  top: 6%;
  right: 8%;
}

.evidence-icon-map--team .evidence-map-node--c {
  bottom: 6%;
  left: 8%;
}

.evidence-icon-map--team .evidence-map-node--d {
  right: 8%;
  bottom: 6%;
}

.evidence-icon-map--team .evidence-map-link--a {
  top: 28%;
  left: 20%;
  width: 31%;
  transform: rotate(24deg);
}

.evidence-icon-map--team .evidence-map-link--b {
  top: 49%;
  left: 60%;
  width: 27%;
  transform: rotate(-39deg);
}

.evidence-icon-map--team .evidence-map-link--c {
  bottom: 27%;
  left: 20%;
  width: 31%;
  transform: rotate(-24deg);
}

.evidence-icon-map--team .evidence-map-link--d {
  top: 51%;
  left: 60%;
  width: 27%;
  transform: rotate(39deg);
}

@media (max-width: 680px) {
  .evidence-icon-map {
    min-height: 330px;
    border-radius: 18px;
  }

  .evidence-map-node > i {
    width: 56px;
    height: 56px;
    border-width: 6px;
    font-size: 22px;
  }

  .evidence-map-node small,
  .evidence-map-core small {
    font-size: 8px;
  }

  .evidence-map-core {
    width: 94px;
    height: 94px;
    border-width: 7px;
    border-radius: 27px;
  }

  .evidence-map-core > i {
    font-size: 34px;
  }

  .evidence-icon-map--reuse .evidence-map-loop {
    --evidence-orbit-radius: 130px;
    inset: 30px 35px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .evidence-story.is-visible .evidence-map-link::after,
  .evidence-story.is-visible .evidence-icon-map--reuse .evidence-map-loop::before,
  .evidence-story.is-visible .evidence-icon-map--reuse .evidence-map-loop::after {
    animation: none;
  }
}

/* Icon scenes, not flowcharts: cards, components, asset sets and people. */
.evidence-icon-map .evidence-map-link,
.evidence-icon-map .evidence-map-loop {
  display: none;
}

.evidence-icon-map::before,
.evidence-icon-map::after {
  border-radius: 26px;
}

.evidence-story.is-visible .evidence-map-node {
  animation: evidence-icon-float 3.8s ease-in-out infinite;
}

.evidence-story.is-visible .evidence-map-node--b {
  animation-delay: -1.1s;
}

.evidence-story.is-visible .evidence-map-node--c {
  animation-delay: -2.2s;
}

.evidence-story.is-visible .evidence-map-node--d {
  animation-delay: -3.1s;
}

.evidence-story.is-visible .evidence-map-core {
  animation: evidence-icon-core 3.4s ease-in-out infinite;
}

@keyframes evidence-icon-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-7px);
  }
}

@keyframes evidence-icon-core {
  0%,
  100% {
    box-shadow: 0 20px 38px rgba(17, 18, 20, 0.2), 0 0 0 1px rgba(37, 31, 25, 0.12);
  }
  50% {
    box-shadow: 0 24px 44px rgba(17, 18, 20, 0.27), 0 0 0 8px rgba(37, 31, 25, 0.035);
  }
}

/* 01 — a layered evidence card with three source badges. */
.evidence-icon-map--source::before,
.evidence-icon-map--source::after {
  width: 244px;
  height: 280px;
  border: 1px solid rgba(37, 31, 25, 0.1);
  background: #ffffff;
  box-shadow: 0 18px 36px rgba(37, 31, 25, 0.07);
}

.evidence-icon-map--source::before {
  transform: translate(-59%, -50%) rotate(-7deg);
}

.evidence-icon-map--source::after {
  transform: translate(-41%, -50%) rotate(6deg);
}

.evidence-icon-map--source .evidence-map-core {
  top: 52%;
  left: 52%;
}

.evidence-icon-map--source .evidence-map-node--a {
  top: 8%;
  left: 7%;
}

.evidence-icon-map--source .evidence-map-node--b {
  top: 9%;
  right: 7%;
}

.evidence-icon-map--source .evidence-map-node--c {
  right: 10%;
  bottom: 7%;
}

/* 02 — an experiment console assembled from independent components. */
.evidence-icon-map--rebuild::before {
  width: 72%;
  height: 68%;
  border: 1px solid rgba(37, 31, 25, 0.1);
  background: #ffffff;
  box-shadow: 0 18px 38px rgba(37, 31, 25, 0.07);
}

.evidence-icon-map--rebuild::after {
  top: 23%;
  width: 58%;
  height: 12px;
  border: 0;
  border-radius: 999px;
  background: repeating-linear-gradient(90deg, #d8d8d3 0 24px, transparent 24px 34px);
  transform: translate(-50%, -50%);
}

.evidence-icon-map--rebuild .evidence-map-core {
  top: 54%;
}

.evidence-icon-map--rebuild .evidence-map-node--a {
  top: 7%;
  left: 7%;
}

.evidence-icon-map--rebuild .evidence-map-node--b {
  top: 7%;
  right: 7%;
}

.evidence-icon-map--rebuild .evidence-map-node--c {
  right: 9%;
  bottom: 7%;
}

/* 03 — a small asset library, presented as a set rather than a cycle. */
.evidence-icon-map--reuse::before {
  top: 45%;
  width: 68%;
  height: 128px;
  border: 1px solid rgba(37, 31, 25, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 14px 30px rgba(37, 31, 25, 0.05);
}

.evidence-icon-map--reuse::after {
  top: 77%;
  width: 190px;
  height: 14px;
  border: 0;
  border-radius: 50%;
  background: rgba(37, 31, 25, 0.08);
  filter: blur(8px);
}

.evidence-icon-map--reuse .evidence-map-node--a {
  top: 17%;
  left: 17%;
}

.evidence-icon-map--reuse .evidence-map-node--b {
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
}

.evidence-story.is-visible .evidence-icon-map--reuse .evidence-map-node--b {
  animation-name: evidence-icon-float-centered;
}

.evidence-icon-map--reuse .evidence-map-node--c {
  top: 17%;
  right: 17%;
}

.evidence-icon-map--reuse .evidence-map-core {
  top: 68%;
}

@keyframes evidence-icon-float-centered {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-7px);
  }
}

/* 04 — overlapping role avatars above a shared permission card. */
.evidence-icon-map--team::before {
  top: 38%;
  width: 62%;
  height: 112px;
  border: 1px solid rgba(37, 31, 25, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 16px 32px rgba(37, 31, 25, 0.05);
}

.evidence-icon-map--team::after {
  top: 76%;
  width: 220px;
  height: 74px;
  border: 1px solid rgba(37, 31, 25, 0.08);
  background: #ffffff;
  box-shadow: 0 14px 28px rgba(37, 31, 25, 0.06);
}

.evidence-icon-map--team .evidence-map-node--a {
  top: 23%;
  left: 12%;
}

.evidence-icon-map--team .evidence-map-node--b {
  top: 12%;
  left: 31%;
}

.evidence-icon-map--team .evidence-map-node--c {
  top: 12%;
  right: 31%;
}

.evidence-icon-map--team .evidence-map-node--d {
  top: 23%;
  right: 12%;
}

.evidence-icon-map--team .evidence-map-core {
  top: 73%;
}

@media (max-width: 680px) {
  .evidence-icon-map--source::before,
  .evidence-icon-map--source::after {
    width: 180px;
    height: 220px;
  }

  .evidence-icon-map--reuse::before,
  .evidence-icon-map--team::before {
    width: 72%;
  }

  .evidence-icon-map--team .evidence-map-node--a {
    left: 5%;
  }

  .evidence-icon-map--team .evidence-map-node--d {
    right: 5%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .evidence-story.is-visible .evidence-map-node,
  .evidence-story.is-visible .evidence-map-core {
    animation: none;
  }
}

/* Final evidence-icon alignment: fixed centers, blue icon system, stable labels. */
.evidence-story-index i {
  background: linear-gradient(145deg, #2f62d6, #3978ff 62%, #59cfe9);
}

.evidence-map-node {
  width: 108px;
  grid-template-rows: 72px auto;
  align-items: start;
  justify-content: center;
  justify-items: center;
  gap: 9px;
  transform: translate(-50%, -50%);
}

.evidence-map-node > i {
  color: #2867d2;
  box-shadow: 0 11px 26px rgba(57, 120, 255, 0.12), 0 0 0 1px rgba(57, 120, 255, 0.1);
}

.evidence-map-node small {
  display: block;
  width: 108px;
  color: #4f5c68;
  line-height: 1.3;
  text-align: center;
  white-space: normal;
}

.evidence-map-core {
  background: linear-gradient(145deg, #2f62d6 6%, #3978ff 58%, #59cfe9 100%);
  box-shadow: 0 20px 40px rgba(57, 120, 255, 0.28), 0 0 0 1px rgba(57, 120, 255, 0.16);
}

.evidence-story.is-visible .evidence-map-node,
.evidence-story.is-visible .evidence-icon-map--reuse .evidence-map-node--b {
  animation: none;
}

.evidence-story.is-visible .evidence-map-node > i {
  animation: evidence-icon-bubble 3.8s ease-in-out infinite;
}

.evidence-story.is-visible .evidence-map-node--b > i {
  animation-delay: -1.1s;
}

.evidence-story.is-visible .evidence-map-node--c > i {
  animation-delay: -2.2s;
}

.evidence-story.is-visible .evidence-map-node--d > i {
  animation-delay: -3.1s;
}

.evidence-story.is-visible .evidence-map-core {
  animation-name: evidence-icon-core-blue;
}

@keyframes evidence-icon-bubble {
  0%,
  100% {
    box-shadow: 0 11px 26px rgba(57, 120, 255, 0.12), 0 0 0 1px rgba(57, 120, 255, 0.1);
    transform: translateY(0);
  }
  50% {
    box-shadow: 0 16px 30px rgba(57, 120, 255, 0.2), 0 0 0 5px rgba(57, 120, 255, 0.05);
    transform: translateY(-6px);
  }
}

@keyframes evidence-icon-core-blue {
  0%,
  100% {
    box-shadow: 0 20px 40px rgba(57, 120, 255, 0.28), 0 0 0 1px rgba(57, 120, 255, 0.16);
  }
  50% {
    box-shadow: 0 24px 48px rgba(57, 120, 255, 0.36), 0 0 0 8px rgba(57, 120, 255, 0.06);
  }
}

.evidence-icon-map--source .evidence-map-node--a {
  top: 21%;
  left: 16%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--source .evidence-map-node--b {
  top: 20%;
  left: 84%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--source .evidence-map-node--c {
  top: 79%;
  left: 75%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--rebuild .evidence-map-node--a {
  top: 20%;
  left: 15%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--rebuild .evidence-map-node--b {
  top: 19%;
  left: 84%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--rebuild .evidence-map-node--c {
  top: 79%;
  left: 79%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--reuse .evidence-map-node--a {
  top: 28%;
  left: 22%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--reuse .evidence-map-node--b {
  top: 20%;
  left: 50%;
  right: auto;
  bottom: auto;
  transform: translate(-50%, -50%);
}

.evidence-icon-map--reuse .evidence-map-node--c {
  top: 28%;
  left: 78%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--team .evidence-map-node--a {
  top: 38%;
  left: 14%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--team .evidence-map-node--b {
  top: 22%;
  left: 38%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--team .evidence-map-node--c {
  top: 22%;
  left: 62%;
  right: auto;
  bottom: auto;
}

.evidence-icon-map--team .evidence-map-node--d {
  top: 38%;
  left: 86%;
  right: auto;
  bottom: auto;
}

@media (max-width: 680px) {
  .evidence-map-node {
    width: 78px;
    grid-template-rows: 56px auto;
    gap: 7px;
  }

  .evidence-map-node small {
    width: 78px;
    font-size: 8px;
  }

  .evidence-icon-map--source .evidence-map-node--a,
  .evidence-icon-map--rebuild .evidence-map-node--a {
    left: 14%;
  }

  .evidence-icon-map--source .evidence-map-node--b,
  .evidence-icon-map--rebuild .evidence-map-node--b {
    left: 86%;
  }

  .evidence-icon-map--team .evidence-map-node--a {
    left: 10%;
  }

  .evidence-icon-map--team .evidence-map-node--d {
    left: 90%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .evidence-story.is-visible .evidence-map-node > i,
  .evidence-story.is-visible .evidence-map-core {
    animation: none;
  }
}

/* Duotone glyphs need their own wrapper so both font layers share one center. */
.evidence-story-index i {
  display: inline-block;
  width: auto;
  height: auto;
  border-radius: 0;
  color: #3978ff;
  background: transparent;
  font-size: 15px;
  line-height: 1;
}

.evidence-map-bubble {
  display: grid;
  width: 72px;
  height: 72px;
  border: 8px solid rgba(255, 255, 255, 0.88);
  border-radius: 50%;
  place-items: center;
  color: #2867d2;
  background: #ffffff;
  box-shadow: 0 11px 26px rgba(57, 120, 255, 0.12), 0 0 0 1px rgba(57, 120, 255, 0.1);
}

.evidence-map-bubble > i {
  display: inline-block;
  width: auto;
  height: auto;
  color: inherit;
  font-size: 28px;
  line-height: 1;
}

.evidence-story.is-visible .evidence-map-node > i {
  animation: none;
}

.evidence-story.is-visible .evidence-map-bubble {
  animation: evidence-icon-bubble 3.8s ease-in-out infinite;
}

.evidence-story.is-visible .evidence-map-node--b .evidence-map-bubble {
  animation-delay: -1.1s;
}

.evidence-story.is-visible .evidence-map-node--c .evidence-map-bubble {
  animation-delay: -2.2s;
}

.evidence-story.is-visible .evidence-map-node--d .evidence-map-bubble {
  animation-delay: -3.1s;
}

@media (max-width: 680px) {
  .evidence-map-bubble {
    width: 56px;
    height: 56px;
    border-width: 6px;
  }

  .evidence-map-bubble > i {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .evidence-story.is-visible .evidence-map-bubble {
    animation: none;
  }
}

/* Keep personal and team plan tabs in one left/right row. */
.pricing-view-toggle {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: min(100%, 330px);
  flex-direction: row;
}

.pricing-view-toggle:has(button[hidden]),
.pricing-view-toggle[data-visible-tabs="1"] {
  grid-template-columns: minmax(0, 1fr);
  width: max-content;
  max-width: 100%;
}

.pricing-view-toggle button {
  width: 100%;
  min-width: 0;
  white-space: nowrap;
}

.pricing-view-toggle button span {
  display: inline;
  white-space: nowrap;
}

@media (max-width: 560px) {
  .pricing-view-toggle {
    width: min(100%, 330px);
  }

  .pricing-view-toggle:has(button[hidden]),
  .pricing-view-toggle[data-visible-tabs="1"] {
    width: max-content;
  }
}

/* Final particle canvas: a full-width dark ending that echoes the hero. */
.final-cta {
  position: relative;
  display: flex;
  min-height: max(780px, 92svh);
  align-items: flex-end;
  margin: 0;
  padding: 110px var(--page-gutter) 96px;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  color: #ffffff;
  background: #05070c;
  box-shadow: none;
  isolation: isolate;
}

.final-cta::before {
  position: absolute;
  z-index: 0;
  inset: 0;
  content: "";
  background:
    radial-gradient(ellipse at 50% 45%, rgba(99, 231, 255, 0.1), transparent 24%),
    radial-gradient(ellipse at 50% 54%, rgba(57, 120, 255, 0.09), transparent 42%),
    linear-gradient(180deg, rgba(5, 7, 12, 0.04), rgba(5, 7, 12, 0.28) 58%, #05070c 100%);
  pointer-events: none;
}

.final-cta::after {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
  left: 0;
  height: 46%;
  content: "";
  background: linear-gradient(180deg, transparent, rgba(5, 7, 12, 0.7) 54%, #05070c 100%);
  pointer-events: none;
}

.final-cta-canvas {
  position: absolute;
  z-index: 0;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.final-cta-content {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  max-width: 940px;
  margin: 0 auto;
  text-align: center;
}

.final-cta-content > p {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  margin: 0 0 24px;
  padding: 0 14px;
  border: 1px solid rgba(216, 231, 242, 0.16);
  border-radius: 999px;
  color: rgba(228, 237, 244, 0.66);
  background: rgba(7, 12, 20, 0.42);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.final-cta h2 {
  max-width: 880px;
  color: #ffffff;
  font-size: clamp(44px, 5.6vw, 76px);
  font-weight: 520;
  letter-spacing: -0.055em;
  line-height: 1.04;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.72), 0 0 48px rgba(5, 7, 12, 0.64);
}

.final-cta a {
  min-height: 52px;
  margin-top: 38px;
  padding: 0 9px 0 20px;
  border: 6px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(105deg, #3978ff, #5273ec 68%, #59cfe9);
  box-shadow: 0 14px 34px rgba(57, 120, 255, 0.3), 0 0 34px rgba(99, 231, 255, 0.08);
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.final-cta a:hover,
.final-cta a:focus-visible {
  box-shadow: 0 18px 42px rgba(57, 120, 255, 0.38), 0 0 42px rgba(99, 231, 255, 0.12);
  transform: translateY(-3px);
}

.final-cta a span {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: #17202a;
  background: #ffffff;
}

footer {
  min-height: 158px;
  border-top: 1px solid rgba(216, 231, 242, 0.1);
  color: #ffffff;
  background: #05070c;
}

footer p,
footer > div {
  color: rgba(228, 237, 244, 0.48);
}

footer > div a:hover {
  color: #63e7ff;
}

@media (max-width: 820px) {
  .final-cta {
    min-height: 720px;
    margin: 0;
    padding: 96px 24px 82px;
    border-radius: 0;
  }
}

@media (max-width: 560px) {
  .final-cta {
    min-height: 680px;
    padding-right: 20px;
    padding-bottom: 70px;
    padding-left: 20px;
  }

  .final-cta h2 {
    font-size: 40px;
  }

  .final-cta a {
    width: min(100%, 310px);
    justify-content: space-between;
  }
}

@media (prefers-reduced-motion: reduce) {
  .final-cta a {
    transition: none;
  }
}

/* The footer echoes DeepEvol's own particle ring, not the external reference scene. */
.final-cta::before {
  background:
    radial-gradient(circle at 50% 34%, rgba(57, 120, 255, 0.1), transparent 26%),
    radial-gradient(circle at 50% 36%, rgba(99, 231, 255, 0.055), transparent 42%),
    linear-gradient(180deg, rgba(5, 7, 12, 0.02), rgba(5, 7, 12, 0.2) 64%, #05070c 100%);
}

.final-cta::after {
  height: 42%;
  background: linear-gradient(180deg, transparent, rgba(5, 7, 12, 0.64) 48%, #05070c 100%);
}

/* Footer center column: copyright above two side-by-side registration links. */
footer .footer-meta {
  display: grid;
  justify-items: center;
  gap: 10px;
  color: rgba(228, 237, 244, 0.48);
  text-align: center;
}

footer .footer-meta p {
  margin: 0;
}

footer .footer-beian {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: 18px;
  color: rgba(228, 237, 244, 0.5);
  font-size: 10px;
  white-space: nowrap;
}

footer .footer-beian a {
  transition: color 180ms ease;
}

footer .footer-beian a:hover {
  color: #63e7ff;
}

/* Reference-style footer: brand story on the left, two quiet link columns on the right. */
footer {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(140px, 180px) minmax(140px, 180px);
  align-items: start;
  column-gap: clamp(64px, 12vw, 172px);
  row-gap: 42px;
  min-height: 0;
  padding: 58px max(var(--page-gutter), calc((100vw - 1160px) / 2)) 44px;
  border-top: 1px solid rgba(216, 231, 242, 0.08);
  color: #ffffff;
  background: #0b0c0f;
}

footer .footer-profile {
  display: flex;
  max-width: 360px;
  flex-direction: column;
  align-items: flex-start;
}

footer .footer-brand {
  gap: 10px;
  margin-bottom: 18px;
  color: #ffffff;
  transform: none;
}

footer .footer-brand .brand-name {
  font-size: 20px;
  font-weight: 520;
}

footer .footer-description {
  display: block;
  max-width: 340px;
  margin: 0 0 28px;
  color: rgba(228, 237, 244, 0.48);
  font-size: 15px;
  line-height: 1.5;
}

footer .footer-socials {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 34px;
}

footer .footer-socials span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  box-shadow: none;
  transition: filter 180ms ease, opacity 180ms ease, transform 180ms ease;
}

footer .footer-socials img {
  display: block;
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

footer .footer-socials span:hover {
  filter: saturate(1.08) brightness(1.08);
  transform: translateY(-2px);
}

footer .footer-meta {
  display: grid;
  justify-items: start;
  gap: 8px;
  color: rgba(228, 237, 244, 0.46);
  text-align: left;
}

footer .footer-meta p {
  display: block;
  margin: 0;
  color: rgba(228, 237, 244, 0.46);
  font-size: 12px;
}

footer .footer-beian {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 6px 14px;
  color: rgba(228, 237, 244, 0.42);
  font-size: 10px;
  white-space: normal;
}

footer .footer-beian a,
footer .footer-links a {
  transition: color 180ms ease, transform 180ms ease;
}

footer .footer-beian a:hover,
footer .footer-links a:hover {
  color: #63e7ff;
}

footer .footer-links {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

footer .footer-links h2 {
  margin: 0 0 2px;
  color: rgba(255, 255, 255, 0.94);
  font-size: 15px;
  font-weight: 620;
  line-height: 1.2;
}

footer .footer-links a {
  color: rgba(228, 237, 244, 0.56);
  font-size: 15px;
  line-height: 1.2;
}

@media (max-width: 900px) {
  footer {
    grid-template-columns: minmax(0, 1fr) minmax(140px, 0.8fr);
    column-gap: 42px;
    padding-top: 48px;
  }

  footer .footer-profile {
    grid-column: 1 / -1;
    max-width: 520px;
  }
}

@media (max-width: 620px) {
  footer {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-top: 42px;
    padding-bottom: 38px;
  }

  footer .footer-profile,
  footer .footer-description {
    max-width: 100%;
  }

  footer .footer-socials {
    gap: 12px;
    margin-bottom: 28px;
  }

  footer .footer-socials span {
    width: 36px;
    height: 36px;
  }

  footer .footer-socials img {
    width: 30px;
    height: 30px;
  }

  footer .footer-links {
    gap: 12px;
  }
}

/* Layered research principles: one anchor, two supporting cards and one closing rule. */
.principles-list {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(220px, auto)) auto;
  gap: 18px;
  width: min(100%, 1180px);
  margin: 0 auto;
}

.principle {
  min-height: 0;
  padding: 30px;
  border: 1px solid rgba(53, 81, 110, 0.13);
  border-radius: 28px;
  background: #ffffff;
  box-shadow: 0 16px 42px rgba(52, 76, 102, 0.055);
  transition:
    border-color 300ms ease,
    box-shadow 420ms ease,
    transform 480ms cubic-bezier(0.16, 1, 0.3, 1);
}

.principle::before {
  top: 28px;
  right: 30px;
  color: rgba(57, 120, 255, 0.19);
  font-size: 42px;
  font-weight: 560;
}

.principle::after {
  position: absolute;
  right: 30px;
  bottom: 0;
  left: 30px;
  height: 2px;
  border-radius: 999px;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(57, 120, 255, 0.62), transparent);
  opacity: 0;
  transform: scaleX(0.45);
  transition: opacity 300ms ease, transform 480ms cubic-bezier(0.16, 1, 0.3, 1);
}

.principle:hover {
  border-color: rgba(57, 120, 255, 0.25);
  border-radius: 28px;
  background: #ffffff;
  box-shadow: 0 24px 58px rgba(52, 76, 102, 0.11);
  transform: translateY(-6px);
}

.principle:hover::after {
  opacity: 1;
  transform: scaleX(1);
}

.principle:nth-child(1) {
  grid-column: 1 / span 7;
  grid-row: 1 / span 2;
  min-height: 520px;
  padding: 34px;
}

.principle:nth-child(2),
.principle:nth-child(3) {
  display: grid;
  grid-column: 8 / -1;
  grid-template-columns: minmax(180px, 0.85fr) minmax(0, 1.15fr);
  grid-template-rows: auto 1fr;
  gap: 8px 26px;
  align-items: center;
  min-height: 220px;
}

.principle:nth-child(2) {
  grid-row: 1;
}

.principle:nth-child(3) {
  grid-row: 2;
}

.principle:nth-child(4) {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: minmax(260px, 0.8fr) minmax(180px, 0.42fr) minmax(300px, 0.78fr);
  gap: 28px;
  align-items: center;
  min-height: 190px;
}

.principle-visual {
  width: 100%;
  max-width: none;
}

.principle:nth-child(1) .principle-visual {
  height: 330px;
  margin: 28px 0 12px;
  border: 1px solid rgba(57, 120, 255, 0.11);
  border-radius: 22px;
  background:
    radial-gradient(circle at 50% 50%, rgba(57, 120, 255, 0.09), transparent 42%),
    linear-gradient(145deg, #fafcff, #f4f7fb);
}

.principle:nth-child(1) .principle-report {
  top: 60px;
  width: 150px;
  height: 190px;
  padding: 22px 18px;
  border-radius: 12px;
}

.principle:nth-child(1) .principle-report--left {
  left: 12%;
}

.principle:nth-child(1) .principle-report--right {
  right: 12%;
}

.principle:nth-child(1):hover .principle-report--left {
  left: calc(50% - 160px);
}

.principle:nth-child(1):hover .principle-report--right {
  right: calc(50% - 160px);
}

.principle:nth-child(1) .report-merge-mark {
  top: 155px;
  width: 42px;
}

.principle-icon {
  position: relative;
  display: grid;
  width: 96px;
  height: 96px;
  margin: 0;
  border: 1px solid rgba(57, 120, 255, 0.13);
  border-radius: 28px;
  place-items: center;
  background: linear-gradient(145deg, #f8fbff, #eef4ff);
  box-shadow: inset 0 0 0 8px rgba(255, 255, 255, 0.7);
}

.principle-icon i {
  display: grid;
  width: 58px;
  height: 58px;
  border: 0;
  border-radius: 19px;
  place-items: center;
  color: #3978ff;
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(57, 120, 255, 0.13), 0 0 0 1px rgba(57, 120, 255, 0.08);
  font-size: 28px;
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

.principle:hover .principle-icon i {
  transform: scale(1.09) rotate(-4deg);
}

.principle:nth-child(2) .principle-scene,
.principle:nth-child(3) .principle-scene {
  grid-row: 1 / span 2;
}

.principle-scene {
  position: relative;
  width: 100%;
  height: 150px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(57, 120, 255, 0.11);
  border-radius: 20px;
  background:
    radial-gradient(circle at 50% 50%, rgba(57, 120, 255, 0.075), transparent 48%),
    linear-gradient(145deg, #fafcff, #f4f7fb);
}

.principle-scene small {
  color: #718094;
  font-size: 7px;
  font-weight: 720;
  letter-spacing: 0.08em;
}

/* Export: research assets converge into a researcher-owned package. */
.export-source {
  position: absolute;
  left: 14px;
  display: grid;
  grid-template-columns: 20px 1fr;
  align-items: center;
  width: 62px;
  height: 31px;
  padding: 0 7px;
  border: 1px solid rgba(57, 120, 255, 0.13);
  border-radius: 9px;
  color: #3978ff;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 7px 16px rgba(53, 103, 213, 0.07);
  transition: transform 520ms cubic-bezier(0.16, 1, 0.3, 1), opacity 300ms ease;
}

.export-source > i {
  font-size: 15px;
}

.export-source--code { top: 16px; }
.export-source--data { top: 58px; }
.export-source--log { top: 100px; }

.export-route {
  position: absolute;
  top: 74px;
  left: 80px;
  width: calc(100% - 148px);
  height: 1px;
  border-top: 1px dashed rgba(57, 120, 255, 0.36);
}

.export-route::before,
.export-route::after {
  position: absolute;
  left: 0;
  width: 26px;
  height: 42px;
  border-right: 1px dashed rgba(57, 120, 255, 0.32);
  content: "";
}

.export-route::before {
  bottom: 0;
  border-top: 1px dashed rgba(57, 120, 255, 0.32);
  border-radius: 0 12px 0 0;
}

.export-route::after {
  top: 0;
  border-bottom: 1px dashed rgba(57, 120, 255, 0.32);
  border-radius: 0 0 12px 0;
}

.export-route i {
  position: absolute;
  top: -3px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3978ff;
  box-shadow: 0 0 0 4px rgba(57, 120, 255, 0.09);
  opacity: 0.38;
}

.export-route i:nth-child(1) { left: 20%; }
.export-route i:nth-child(2) { left: 48%; }
.export-route i:nth-child(3) { left: 76%; }

.export-bundle {
  position: absolute;
  top: 40px;
  right: 13px;
  display: grid;
  width: 58px;
  height: 70px;
  border: 1px solid rgba(57, 120, 255, 0.18);
  border-radius: 16px;
  place-items: center;
  color: #3978ff;
  background: #ffffff;
  box-shadow: 0 12px 26px rgba(53, 103, 213, 0.13);
  transition: transform 520ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 300ms ease;
}

.export-bundle > i {
  margin-bottom: -10px;
  font-size: 27px;
}

.principle:hover .export-source--code { transform: translateX(4px); }
.principle:hover .export-source--data { transform: translateX(9px); }
.principle:hover .export-source--log { transform: translateX(4px); }
.principle:hover .export-route i { animation: principle-route-dot 1.35s ease-in-out infinite; }
.principle:hover .export-route i:nth-child(2) { animation-delay: 160ms; }
.principle:hover .export-route i:nth-child(3) { animation-delay: 320ms; }
.principle:hover .export-bundle {
  box-shadow: 0 16px 32px rgba(53, 103, 213, 0.2);
  transform: translateY(-4px) scale(1.04);
}

/* Disclosure: AI and human actions form a visible participation record. */
.disclose-track {
  position: absolute;
  top: 38px;
  left: 24px;
  width: calc(100% - 48px);
  border-top: 1px dashed rgba(57, 120, 255, 0.34);
}

.disclose-step {
  position: absolute;
  top: 20px;
  z-index: 2;
  display: grid;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(57, 120, 255, 0.15);
  border-radius: 50%;
  place-items: center;
  color: #3978ff;
  background: #ffffff;
  box-shadow: 0 7px 18px rgba(53, 103, 213, 0.11);
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

.disclose-step > i { font-size: 18px; }
.disclose-step small {
  position: absolute;
  top: 43px;
  white-space: nowrap;
}
.disclose-step--ai { left: 22px; }
.disclose-step--human { right: 22px; }

.disclose-paper {
  position: absolute;
  right: calc(50% - 45px);
  bottom: 13px;
  z-index: 1;
  display: block;
  width: 90px;
  height: 78px;
  padding: 13px 12px;
  border: 1px solid rgba(57, 120, 255, 0.16);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 22px rgba(53, 103, 213, 0.11);
  transition: transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
}

.disclose-paper strong {
  display: block;
  margin-bottom: 9px;
  color: #3978ff;
  font-size: 8px;
  letter-spacing: 0.1em;
}

.disclose-paper > i {
  display: block;
  width: 48px;
  height: 3px;
  margin-top: 6px;
  border-radius: 999px;
  background: rgba(53, 81, 110, 0.17);
}

.disclose-paper > i:nth-of-type(2) { width: 61px; }
.disclose-paper > i:nth-of-type(3) { width: 38px; }

.disclose-paper > b {
  position: absolute;
  right: 9px;
  bottom: 8px;
  color: #3978ff;
  font-size: 16px;
}

.principle:hover .disclose-step--ai { transform: translateX(7px) scale(1.06); }
.principle:hover .disclose-step--human { transform: translateX(-7px) scale(1.06); }
.principle:hover .disclose-paper { transform: translateY(-4px) rotate(-1.5deg); }

/* Privacy: source files enter a sealed private research vault. */
.principle-visual--private {
  height: 126px;
}

.private-files {
  position: absolute;
  top: 30px;
  left: 24px;
  width: 74px;
  height: 66px;
}

.private-files > i {
  position: absolute;
  display: grid;
  width: 44px;
  height: 54px;
  border: 1px solid rgba(57, 120, 255, 0.14);
  border-radius: 10px;
  place-items: center;
  color: #3978ff;
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(53, 103, 213, 0.08);
  font-size: 18px;
  transition: transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
}

.private-files > i:nth-child(1) { left: 0; transform: rotate(-9deg); }
.private-files > i:nth-child(2) { left: 15px; z-index: 2; }
.private-files > i:nth-child(3) { left: 30px; transform: rotate(9deg); }

.private-route {
  position: absolute;
  top: 62px;
  left: 110px;
  width: calc(100% - 196px);
  border-top: 1px dashed rgba(57, 120, 255, 0.36);
}

.private-route i {
  position: absolute;
  top: -3px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3978ff;
  opacity: 0.34;
}

.private-route i:nth-child(1) { left: 12%; }
.private-route i:nth-child(2) { left: 37%; }
.private-route i:nth-child(3) { left: 62%; }
.private-route i:nth-child(4) { left: 87%; }

.private-vault {
  position: absolute;
  top: 23px;
  right: 20px;
  display: grid;
  width: 66px;
  height: 80px;
  border: 1px solid rgba(57, 120, 255, 0.17);
  border-radius: 18px;
  place-items: center;
  color: #3978ff;
  background: #ffffff;
  box-shadow: 0 12px 26px rgba(53, 103, 213, 0.13);
  transition: transform 520ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 300ms ease;
}

.private-vault > i {
  margin-bottom: -12px;
  font-size: 29px;
}

.principle:hover .private-files > i:nth-child(1) { transform: translateX(7px) rotate(-4deg); }
.principle:hover .private-files > i:nth-child(2) { transform: translateX(10px); }
.principle:hover .private-files > i:nth-child(3) { transform: translateX(13px) rotate(4deg); }
.principle:hover .private-route i { animation: principle-route-dot 1.35s ease-in-out infinite; }
.principle:hover .private-route i:nth-child(2) { animation-delay: 130ms; }
.principle:hover .private-route i:nth-child(3) { animation-delay: 260ms; }
.principle:hover .private-route i:nth-child(4) { animation-delay: 390ms; }
.principle:hover .private-vault {
  box-shadow: 0 16px 32px rgba(53, 103, 213, 0.2);
  transform: translateY(-3px) scale(1.04);
}

@keyframes principle-route-dot {
  0%, 100% { opacity: 0.28; transform: translateX(0) scale(0.8); }
  50% { opacity: 1; transform: translateX(5px) scale(1.15); }
}

.principle > span {
  margin: 0;
  color: #251f19;
  font-size: 21px;
  font-weight: 650;
}

.principle p {
  max-width: 54ch;
  margin: 0;
  color: #68727d;
  font-size: 14px;
  line-height: 1.75;
}

.principle:nth-child(1) > span {
  font-size: 25px;
}

.principle:nth-child(4) > span,
.principle:nth-child(4) p {
  align-self: center;
}

@media (max-width: 920px) {
  .principles-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: auto;
  }

  .principle:nth-child(1) {
    grid-column: 1 / -1;
    grid-row: auto;
    min-height: 470px;
  }

  .principle:nth-child(2),
  .principle:nth-child(3) {
    display: flex;
    grid-column: auto;
    grid-row: auto;
    min-height: 280px;
  }

  .principle:nth-child(4) {
    grid-column: 1 / -1;
    grid-template-columns: minmax(240px, 0.8fr) minmax(160px, 0.42fr) minmax(240px, 0.58fr);
  }
}

@media (max-width: 650px) {
  .principles-list {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .principle,
  .principle:nth-child(1),
  .principle:nth-child(2),
  .principle:nth-child(3),
  .principle:nth-child(4) {
    display: flex;
    grid-column: auto;
    min-height: 260px;
    padding: 24px;
    border-radius: 22px;
  }

  .principle:nth-child(1) {
    min-height: 440px;
  }

  .principle:nth-child(1) .principle-visual {
    height: 245px;
    margin-top: 20px;
  }

  .principle:nth-child(1) .principle-report {
    top: 44px;
    width: 112px;
    height: 150px;
    padding: 17px 14px;
  }

  .principle:nth-child(1) .principle-report--left {
    left: 8%;
  }

  .principle:nth-child(1) .principle-report--right {
    right: 8%;
  }

  .principle:nth-child(1):hover .principle-report--left {
    left: calc(50% - 120px);
  }

  .principle:nth-child(1):hover .principle-report--right {
    right: calc(50% - 120px);
  }

  .principle:nth-child(1) .report-merge-mark {
    top: 116px;
  }

  .principle-scene,
  .principle-visual--private {
    width: 100%;
    height: 158px;
  }
}

/* Compact the particle ending and center the conversion message. */
.final-cta {
  min-height: clamp(560px, 68svh, 680px);
  align-items: center;
  padding-top: 72px;
  padding-bottom: 72px;
}

.final-cta::after {
  height: 34%;
}

.final-cta-content > p {
  margin-bottom: 18px;
}

.final-cta h2 {
  max-width: 800px;
  font-size: clamp(40px, 4.8vw, 66px);
  line-height: 1.02;
}

.final-cta a {
  margin-top: 28px;
}

@media (max-width: 820px) {
  .final-cta {
    min-height: 590px;
    align-items: center;
    padding-top: 62px;
    padding-bottom: 62px;
  }
}

@media (max-width: 560px) {
  .final-cta {
    min-height: 560px;
  }

  .final-cta h2 {
    font-size: 36px;
  }
}

/* Research outputs stay on white; blue is reserved for small accents. */
.audience,
.audience .section-inner {
  background: #ffffff;
}

.audience .section-inner {
  padding-right: 0;
  padding-left: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.audience-card,
.audience-card:nth-child(2),
.audience-card:nth-child(2).reveal,
.audience-card:nth-child(2).reveal.is-visible {
  border-color: rgba(37, 31, 25, 0.11);
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(37, 31, 25, 0.055);
}

.audience-visual,
.audience-visual--ppt,
.audience-visual--word,
.audience-visual--pdf {
  background: #f7f7f4;
}

@media (max-width: 820px) {
  .audience .section-inner {
    padding-right: 0;
    padding-left: 0;
  }
}

/* Keep card hit areas stable while enlarging only the preview content. */
@media (min-width: 1101px) and (hover: hover) {
  .audience-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .audience-visual {
    height: clamp(220px, 20vw, 300px);
    aspect-ratio: auto;
  }

  .audience-card,
  .audience-card:nth-child(2),
  .audience-card:nth-child(2).reveal,
  .audience-card:nth-child(2).reveal.is-visible {
    min-width: 0;
    transition:
      border-color 260ms ease,
      background-color 260ms ease,
      box-shadow 300ms ease,
      opacity 300ms ease;
  }

  .audience-grid:has(.audience-card:hover) .audience-card:not(:hover),
  .audience-grid:has(.audience-card:focus-within) .audience-card:not(:focus-within) {
    opacity: 0.78;
  }

  .audience-card:hover,
  .audience-card:focus-within,
  .audience-card:nth-child(2):hover,
  .audience-card:nth-child(2).reveal.is-visible:hover {
    z-index: 2;
    opacity: 1;
    transform: none;
  }

  .audience-image,
  .output-icon {
    transition: transform 720ms cubic-bezier(0.16, 1, 0.3, 1), filter 420ms ease;
  }

  .audience-card:hover .audience-image,
  .audience-card:focus-within .audience-image {
    filter: saturate(1.05) contrast(1.025);
    transform: scale(1.09);
  }

  .audience-card:hover .output-icon,
  .audience-card:focus-within .output-icon {
    transform: translate(-50%, -50%) scale(1.12);
  }
}

@media (prefers-reduced-motion: reduce) {
  .audience-card,
  .audience-image,
  .output-icon {
    transition: none;
  }
}

/* One continuous product-features band with a sticky section navigator. */
.product-features {
  position: relative;
  color: var(--ui-text);
  background: #f3f6f8;
  scroll-margin-top: 84px;
}

.product-features-shell {
  display: grid;
  grid-template-columns: 176px minmax(0, 1fr);
  gap: clamp(38px, 5vw, 72px);
  width: min(calc(100% - var(--page-gutter) * 2), 1420px);
  margin: 0 auto;
}

.product-features-rail {
  position: relative;
  z-index: 5;
  align-self: stretch;
  padding-top: 112px;
}

.product-features-rail > h2 {
  position: sticky;
  top: 104px;
  margin: 0 0 28px;
  color: #748291;
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.08em;
  line-height: 1.2;
}

.product-features-nav {
  position: sticky;
  top: 144px;
  display: grid;
  border-left: 1px solid rgba(53, 81, 110, 0.18);
}

.product-features-nav a {
  position: relative;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 2px 8px;
  min-height: 88px;
  align-content: center;
  padding: 12px 0 12px 22px;
  color: #82909e;
  transition: color 220ms ease, transform 260ms cubic-bezier(0.16, 1, 0.3, 1);
}

.product-features-nav a::before {
  position: absolute;
  top: 50%;
  left: -2px;
  width: 3px;
  height: 0;
  border-radius: 999px;
  content: "";
  background: #3978ff;
  transform: translateY(-50%);
  transition: height 260ms cubic-bezier(0.16, 1, 0.3, 1);
}

.product-features-nav a:hover,
.product-features-nav a:focus-visible,
.product-features-nav a.is-active {
  color: #253649;
  transform: translateX(3px);
}

.product-features-nav a.is-active::before {
  height: 46px;
}

.product-features-nav a span {
  grid-row: 1 / span 2;
  color: #3978ff;
  font-size: 11px;
  font-weight: 760;
  font-variant-numeric: tabular-nums;
}

.product-features-nav a strong {
  font-size: 14px;
  font-weight: 680;
}

.product-features-nav a small {
  font-size: 11px;
  line-height: 1.4;
}

.product-features-content {
  min-width: 0;
}

.product-features-content > .section {
  padding-right: 0;
  padding-left: 0;
  background: transparent;
  scroll-margin-top: 96px;
}

.product-features-content > .evidence {
  padding-top: 112px;
  padding-bottom: 124px;
}

.product-features-content > .audience {
  padding-top: 124px;
  padding-bottom: 124px;
  border-top: 1px solid rgba(53, 81, 110, 0.14);
}

.product-features .audience,
.product-features .audience .section-inner {
  background: transparent;
}

@media (max-width: 1040px) {
  .product-features-shell {
    grid-template-columns: 142px minmax(0, 1fr);
    gap: 32px;
  }

  .product-features-nav a {
    grid-template-columns: 24px minmax(0, 1fr);
    padding-left: 16px;
  }
}

@media (max-width: 820px) {
  .product-features-shell {
    display: block;
    width: 100%;
  }

  .product-features-rail {
    position: sticky;
    top: 12px;
    z-index: 12;
    padding: 12px var(--page-gutter) 0;
    pointer-events: none;
  }

  .product-features-rail > h2 {
    display: none;
  }

  .product-features-nav {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 5px;
    border: 1px solid rgba(53, 81, 110, 0.16);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 12px 32px rgba(52, 76, 102, 0.12);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    pointer-events: auto;
  }

  .product-features-nav a {
    grid-template-columns: 24px minmax(0, 1fr);
    min-height: 54px;
    padding: 8px 12px;
    border-radius: 5px;
  }

  .product-features-nav a::before,
  .product-features-nav a small {
    display: none;
  }

  .product-features-nav a:hover,
  .product-features-nav a:focus-visible,
  .product-features-nav a.is-active {
    color: #253649;
    background: #edf3ff;
    transform: none;
  }

  .product-features-nav a span {
    grid-row: auto;
    align-self: center;
  }

  .product-features-nav a strong {
    align-self: center;
  }

  .product-features-content > .section {
    padding-right: var(--page-gutter);
    padding-left: var(--page-gutter);
    scroll-margin-top: 92px;
  }

  .product-features-content > .evidence {
    padding-top: 64px;
    padding-bottom: 84px;
  }

  .product-features-content > .audience {
    padding-top: 84px;
    padding-bottom: 92px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-features-nav a,
  .product-features-nav a::before {
    transition: none;
  }
}

/* Final CTA uses one clean capsule instead of a translucent double-edge shell. */
.final-cta a {
  min-height: 60px;
  gap: 28px;
  padding: 7px 7px 7px 24px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  background: linear-gradient(105deg, #3978ff 0%, #4f75ef 58%, #5b83f4 100%);
  background-clip: padding-box;
  box-shadow:
    0 14px 34px rgba(57, 120, 255, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.final-cta a:hover,
.final-cta a:focus-visible {
  box-shadow:
    0 18px 42px rgba(57, 120, 255, 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.final-cta a span {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  box-shadow: 0 5px 14px rgba(22, 42, 74, 0.16);
}

/* Strong preview mode without changing card geometry or pointer hit areas. */
@media (min-width: 1101px) and (hover: hover) {
  .audience-grid:has(.audience-card:hover) .audience-card:not(:hover),
  .audience-grid:has(.audience-card:focus-within) .audience-card:not(:focus-within) {
    opacity: 0.52;
  }

  .audience-card:hover,
  .audience-card:focus-within,
  .audience-card:nth-child(2):hover,
  .audience-card:nth-child(2).reveal.is-visible:hover {
    transform: none;
  }

  .audience-card:hover .audience-image,
  .audience-card:focus-within .audience-image {
    filter: saturate(1.08) contrast(1.04);
    transform: scale(1.3);
  }

  .audience-card:hover .output-icon,
  .audience-card:focus-within .output-icon {
    transform: translate(-50%, -50%) scale(1.3);
  }
}

/* Hover must not move a card across its own pointer boundary. */
.product-features .audience-card:hover,
.product-features .audience-card:focus-within {
  transform: none;
}

.product-features .audience-card:nth-child(2):hover,
.product-features .audience-card:nth-child(2):focus-within,
.product-features .audience-card:nth-child(2).reveal.is-visible:hover,
.product-features .audience-card:nth-child(2).reveal.is-visible:focus-within {
  transform: none;
}
/* Keep header columns separate at laptop widths. */
@media (min-width: 821px) and (max-width: 1200px) {
  .floating-nav { grid-template-columns: auto minmax(0, 1fr) auto; column-gap: 18px; padding-right: 28px; padding-left: 28px; }
  .floating-nav .huiheng-brand-logo, .floating-nav .huiheng-brand-name, .floating-nav .brand-divider { display: none; }
  .floating-nav .nav-links { justify-content: center; gap: 6px; padding: 0; }
  .floating-nav .nav-links > a, .floating-nav .nav-dropdown-toggle { padding: 7px 10px; font-size: 14px; white-space: nowrap; }
  .floating-nav .nav-actions { transform: none; gap: 12px; flex-wrap: nowrap; }
  .floating-nav .nav-actions a { white-space: nowrap; font-size: 14px; }
}

/* Mobile navigation stays in normal grid flow, including expanded groups. */
@media (max-width: 820px) {
  body.menu-open .floating-nav { height: auto; max-height: 92dvh; overflow-y: auto; grid-template-columns: minmax(0,1fr) 46px; grid-template-areas: "brand toggle" "links links" "actions actions"; grid-template-rows: 72px auto auto; column-gap: 12px; row-gap: 0; background: #fff; color: #251f19; }
  body.menu-open .floating-nav > .brand { grid-area: brand; color: #251f19; transform: none; }
  body.menu-open .floating-nav > .menu-toggle { grid-area: toggle; align-self: center; }
  body.menu-open .floating-nav .menu-toggle span { background: #251f19; }
  body.menu-open .floating-nav .nav-links { grid-area: links; position: static; width: 100%; min-width: 0; margin: 0; padding: 8px 0; border: 0; border-radius: 0; background: #fff; color: #251f19; }
  body.menu-open .floating-nav .nav-actions { grid-area: actions; position: static; width: 100%; min-width: 0; margin: 0; padding: 12px 0 18px; gap: 10px; border: 0; border-top: 1px solid #e8e8ec; background: #fff; color: #251f19; transform: none; }
  body.menu-open .floating-nav .nav-actions a { flex: 1 1 0; min-width: 0; min-height: 44px; display: flex; align-items: center; justify-content: center; padding: 8px; white-space: nowrap; border-radius: 9px; color: #251f19; }
  body.menu-open .floating-nav .nav-dropdown-toggle, body.menu-open .floating-nav .nav-links > a { color: #251f19; }
  body.menu-open .floating-nav .nav-dropdown-menu { background: #f5f6fa; color: #251f19; }
  body.menu-open .floating-nav .nav-dropdown-menu a { color: #251f19; }
}

.hero .hero-statement { color: rgba(222,232,245,.82); }
@media(max-width:820px) { body.menu-open .floating-nav .nav-actions .nav-cta { background:#235de9; color:white; box-shadow:none; } }