:root {
  color-scheme: light dark;
  --page: #f5f3f8;
  --surface: #fbfaff;
  --surface-strong: #eae6f0;
  --ink: #1e1a24;
  --muted: #6f687a;
  --line: #ddd7e6;
  --accent: #9d78f6;
  --accent-soft: #aaa3ff;
  --accent-hover: #aa89f8;
  --accent-ink: #17121f;
  --accent-gradient: linear-gradient(135deg, var(--accent-soft) 0%, var(--accent) 58%, #9368ea 100%);
  --dark-panel: #1a171f;
  --dark-panel-ink: #f4f1f8;
  --shadow: 0 22px 70px rgba(70, 55, 93, 0.13);
  --card-radius: 20px;
  --button-radius: 999px;
  --max: 1400px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #141219;
    --surface: #1e1b24;
    --surface-strong: #292430;
    --ink: #f2eef8;
    --muted: #aaa1b5;
    --line: #3b3445;
    --dark-panel: #eeeaf5;
    --dark-panel-ink: #1d1824;
    --shadow: 0 22px 70px rgba(7, 5, 11, 0.42);
  }
}

html[data-theme="light"] {
  color-scheme: light;
  --page: #f5f3f8;
  --surface: #fbfaff;
  --surface-strong: #eae6f0;
  --ink: #1e1a24;
  --muted: #6f687a;
  --line: #ddd7e6;
  --dark-panel: #1a171f;
  --dark-panel-ink: #f4f1f8;
  --shadow: 0 22px 70px rgba(70, 55, 93, 0.13);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --page: #141219;
  --surface: #1e1b24;
  --surface-strong: #292430;
  --ink: #f2eef8;
  --muted: #aaa1b5;
  --line: #3b3445;
  --dark-panel: #eeeaf5;
  --dark-panel-ink: #1d1824;
  --shadow: 0 22px 70px rgba(7, 5, 11, 0.42);
}

* {
  box-sizing: border-box;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

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

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--page);
  color: var(--ink);
  font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  transition: background-color 240ms ease, color 240ms ease;
}

img {
  display: block;
  height: auto;
  max-width: 100%;
}

img[src$="hero-parametric.jpg"],
img[src$="environmental-analysis.jpg"] {
  filter: hue-rotate(184deg) saturate(0.9);
}

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

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

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  transform: translateY(-160%);
  border-radius: var(--button-radius);
  background: var(--ink);
  color: var(--page);
  padding: 10px 16px;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  top: 18px;
  right: 0;
  left: 0;
  z-index: 20;
  padding: 0 24px;
  pointer-events: none;
}

.nav-shell {
  width: min(100%, 930px);
  min-height: 64px;
  margin: 0 auto;
  padding: 8px 10px 8px 16px;
  display: flex;
  align-items: center;
  gap: 24px;
  border: 1px solid color-mix(in srgb, var(--line) 74%, transparent);
  border-radius: var(--button-radius);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  box-shadow: 0 12px 40px rgba(59, 44, 82, 0.14);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  pointer-events: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex: none;
  font-size: 15px;
  font-weight: 650;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.brand-mark {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: var(--accent-ink);
  font-size: 16px;
  font-weight: 800;
  font-style: italic;
}

.brand-mark-image {
  overflow: hidden;
}

.brand-mark-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  mix-blend-mode: multiply;
  transform: translateY(-2px);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex: 1;
  white-space: nowrap;
}

.nav-links a,
.footer-links a {
  color: var(--muted);
  font-size: 14px;
  transition: color 180ms ease;
}

.nav-links a:hover,
.footer-links a:hover {
  color: var(--ink);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}

.nav-toggle,
.theme-toggle {
  border: 0;
  border-radius: var(--button-radius);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.nav-toggle {
  display: none;
  padding: 8px 12px;
}

.theme-toggle {
  min-width: 48px;
  padding: 9px 10px;
  font-size: 12px;
}

.theme-toggle:hover,
.nav-toggle:hover {
  background: var(--surface-strong);
  color: var(--ink);
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--button-radius);
  padding: 0 22px;
  font-size: 15px;
  font-weight: 650;
  line-height: 1;
  white-space: nowrap;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button:active {
  transform: scale(0.98);
}

.button-accent {
  background: var(--accent-gradient);
  color: var(--accent-ink);
  box-shadow: 0 10px 24px rgba(116, 77, 188, 0.25);
}

.button-accent:hover {
  background: var(--accent-hover);
}

.button-quiet {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}

.button-quiet:hover {
  border-color: var(--muted);
}

.button-small {
  min-height: 44px;
  padding: 0 18px;
  font-size: 13px;
}

.download-picker {
  position: relative;
  flex: none;
}

.download-picker summary {
  gap: 8px;
  list-style: none;
  cursor: pointer;
  user-select: none;
}

.download-picker summary::-webkit-details-marker {
  display: none;
}

.download-picker[open] summary {
  background: var(--accent-hover);
}

.download-chevron {
  display: inline-block;
  margin-top: -3px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  transition: transform 180ms ease;
}

.download-picker[open] .download-chevron {
  transform: rotate(180deg);
}

.download-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  z-index: 30;
  width: min(360px, calc(100vw - 32px));
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  box-shadow: 0 22px 60px rgba(59, 44, 82, 0.2);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}

.nav-actions .download-menu,
.final-actions .download-menu {
  right: 0;
  left: auto;
}

.download-group + .download-group {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.download-group-title {
  min-height: 34px;
  padding: 3px 10px 7px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.download-group-title strong {
  font-size: 13px;
  font-weight: 680;
}

.download-group-title span {
  color: var(--muted);
  font-size: 11px;
}

.download-option {
  min-height: 60px;
  padding: 9px 10px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  border-radius: 12px;
  transition: background-color 160ms ease, transform 160ms ease;
}

.download-option:hover,
.download-option:focus-visible {
  background: var(--surface-strong);
}

.download-option:active {
  transform: scale(0.99);
}

.download-option b,
.download-option small {
  display: block;
}

.download-option b {
  overflow: hidden;
  font-size: 13px;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.download-option small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
}

.download-option-action {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.button:focus-visible,
.nav-links a:focus-visible,
.theme-toggle:focus-visible,
.nav-toggle:focus-visible,
.download-picker summary:focus-visible,
.download-option:focus-visible,
.use-case-tabs button:focus-visible,
.expert-tabs button:focus-visible,
.expert-panel:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 82%, var(--ink));
  outline-offset: 3px;
}

.hero {
  width: min(calc(100% - 48px), var(--max));
  min-height: 100dvh;
  margin: 0 auto;
  padding: 112px 0 48px;
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(540px, 1.35fr);
  align-items: center;
  gap: clamp(36px, 5vw, 86px);
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 610px;
}

.eyebrow {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

h1 {
  max-width: none;
  margin-bottom: 24px;
  font-size: clamp(48px, 4.7vw, 72px);
  font-weight: 520;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.hero-text {
  max-width: 29em;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: clamp(17px, 1.45vw, 20px);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-art {
  margin: 0;
  min-width: 0;
}

.hero-workflow-viewport {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1.46 / 1;
  border: 1px solid var(--line);
  border-radius: var(--card-radius);
  background: #e7e7e4;
  box-shadow: var(--shadow);
}

.hero-workflow-stage {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.018);
  transition: opacity 680ms cubic-bezier(0.16, 1, 0.3, 1), transform 960ms cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.hero-workflow-stage.is-active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.hero-workflow-stage img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: 56% center;
}

.hero-workflow-render img {
  object-position: 51% center;
}

.hero-workflow-intent {
  overflow: hidden;
  background:
    repeating-linear-gradient(0deg, transparent 0 47px, rgb(41 42 44 / 7%) 47px 48px),
    repeating-linear-gradient(90deg, transparent 0 47px, rgb(41 42 44 / 7%) 47px 48px),
    #e9e9e6;
  color: #242428;
}

.hero-workflow-intent::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgb(255 255 255 / 62%), transparent 46%);
  pointer-events: none;
}

.hero-intent-lines {
  position: absolute;
  top: 4%;
  right: -10%;
  width: 90%;
  height: 92%;
  fill: #4b4d50;
  stroke: #777a7e;
  stroke-width: 2;
  opacity: 0.46;
}

.hero-intent-lines path {
  fill: none;
}

.hero-intent-context {
  position: absolute;
  z-index: 1;
  top: 28px;
  left: 30px;
  display: grid;
  gap: 2px;
  color: #66686c;
  font-size: 11px;
  letter-spacing: 0.02em;
}

.hero-intent-context strong {
  color: #27282b;
  font-size: 13px;
  font-weight: 650;
}

.hero-command {
  position: absolute;
  z-index: 2;
  right: clamp(24px, 4vw, 54px);
  bottom: clamp(24px, 4vw, 52px);
  width: min(64%, 560px);
  padding: clamp(20px, 2.4vw, 30px);
  border: 1px solid rgb(255 255 255 / 10%);
  border-radius: 16px;
  background: #202025;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 8%), 0 24px 70px rgb(37 38 41 / 18%);
  color: #f1f1ee;
}

.hero-command-meta,
.hero-command-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: #a6a7aa;
  font-size: 11px;
}

.hero-command-status {
  position: relative;
  padding-left: 13px;
}

.hero-command-status::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #8f9c6e;
  transform: translateY(-50%);
  animation: hero-status-breathe 2.8s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}

.hero-command-prompt {
  min-height: 2.76em;
  max-width: 24em;
  margin: clamp(26px, 4vw, 50px) 0 clamp(28px, 4vw, 54px);
  font-size: clamp(20px, 2.25vw, 31px);
  font-weight: 520;
  letter-spacing: -0.035em;
  line-height: 1.38;
  text-wrap: wrap;
}

.hero-typewriter-cursor {
  width: 2px;
  height: 0.92em;
  margin-left: 4px;
  display: inline-block;
  background: #d8d9d4;
  opacity: 0;
  transform: translateY(0.08em) scaleY(0.86);
}

.hero-workflow-intent.is-active .hero-typewriter-cursor {
  animation: hero-typewriter-cursor 900ms steps(2, end) infinite;
}

.hero-command-foot {
  padding-top: 15px;
  border-top: 1px solid rgb(255 255 255 / 10%);
}

.hero-command-action {
  color: #dedfd9;
  font-weight: 650;
}

.hero-workflow-footer {
  margin-top: 14px;
  display: grid;
  grid-template-columns: minmax(300px, 1fr) auto;
  align-items: start;
  gap: 22px;
}

.hero-workflow-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.hero-workflow-tabs button {
  position: relative;
  min-height: 44px;
  padding: 10px 10px 8px 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color 260ms ease, transform 180ms ease;
}

.hero-workflow-tabs button::before {
  content: "";
  position: absolute;
  top: -1px;
  right: 10px;
  left: 0;
  height: 2px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 480ms cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-workflow-tabs button:hover,
.hero-workflow-tabs button.is-active {
  color: var(--ink);
}

.hero-workflow-tabs button.is-active::before {
  transform: scaleX(1);
}

.hero-workflow-tabs button:active {
  transform: translateY(1px);
}

.hero-workflow-tabs button:focus-visible,
.hero-workflow-toggle:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 82%, var(--ink));
  outline-offset: 3px;
}

.hero-workflow-status {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.hero-workflow-status figcaption {
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.hero-workflow-toggle {
  width: 36px;
  height: 36px;
  flex: none;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.hero-workflow-toggle:hover {
  border-color: var(--muted);
  color: var(--ink);
}

.hero-workflow-toggle:active {
  transform: scale(0.96);
}

.hero-workflow-toggle svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.hero-workflow-play {
  display: none;
}

.hero-workflow-toggle.is-paused .hero-workflow-pause {
  display: none;
}

.hero-workflow-toggle.is-paused .hero-workflow-play {
  display: block;
}

@keyframes hero-status-breathe {
  0%, 100% {
    opacity: 0.48;
    transform: translateY(-50%) scale(0.82);
  }
  50% {
    opacity: 1;
    transform: translateY(-50%) scale(1);
  }
}

@keyframes hero-typewriter-cursor {
  0%, 42% {
    opacity: 0.92;
  }
  43%, 100% {
    opacity: 0.18;
  }
}

.compatibility {
  width: min(calc(100% - 48px), var(--max));
  margin: 10px auto 0;
  padding: 24px 0 30px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  align-items: center;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.compatibility h2 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
}

.compatibility-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
  text-align: right;
}

.section-pad {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
  padding: clamp(110px, 14vw, 200px) 0;
}

.statement {
  display: grid;
  grid-template-columns: minmax(200px, 0.42fr) minmax(500px, 1fr);
  gap: 10vw;
  align-items: start;
}

.statement p {
  color: var(--muted);
  font-size: 16px;
}

.statement h2 {
  margin: 0;
  font-size: clamp(36px, 4.3vw, 64px);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1.08;
}

.design-experts {
  padding-top: clamp(70px, 9vw, 130px);
}

.design-experts-heading {
  max-width: 980px;
  margin-bottom: clamp(42px, 6vw, 74px);
}

.design-experts-heading h2 {
  max-width: 15ch;
  margin-bottom: 22px;
  font-size: clamp(42px, 5.2vw, 76px);
  font-weight: 520;
  letter-spacing: -0.06em;
  line-height: 1.01;
}

.design-experts-heading > p:last-child {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
}

.expert-explorer {
  display: grid;
  grid-template-columns: minmax(250px, 0.48fr) minmax(0, 1.52fr);
  gap: clamp(44px, 7vw, 106px);
  align-items: stretch;
}

.expert-tabs {
  display: grid;
  grid-template-rows: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.expert-tabs button {
  min-height: 104px;
  padding: 18px 20px 18px 0;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 7px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  text-align: left;
  cursor: pointer;
  transition: color 220ms ease, background-color 220ms ease, padding-left 320ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 220ms ease;
}

.expert-tabs button span {
  font-size: clamp(20px, 1.8vw, 27px);
  font-weight: 560;
  letter-spacing: -0.035em;
}

.expert-tabs button small {
  font-size: 12px;
}

.expert-tabs button:hover {
  color: var(--ink);
}

.expert-tabs button.is-active {
  padding-left: 18px;
  background: color-mix(in srgb, var(--surface) 72%, var(--accent) 28%);
  box-shadow: inset 3px 0 0 var(--accent);
  color: var(--ink);
}

.expert-stage {
  min-width: 0;
  min-height: 520px;
}

.expert-panel {
  min-height: 520px;
  padding: clamp(36px, 5vw, 66px);
  border: 1px solid color-mix(in srgb, var(--line) 72%, var(--accent));
  border-radius: var(--card-radius);
  display: flex;
  flex-direction: column;
  background: color-mix(in srgb, var(--surface-strong) 84%, var(--accent) 16%);
  animation: expert-panel-enter 460ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.expert-panel[hidden] {
  display: none;
}

.expert-panel-label {
  margin-bottom: clamp(34px, 5vw, 62px);
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.06em;
}

.expert-panel h3 {
  max-width: 19ch;
  margin-bottom: 20px;
  font-size: clamp(34px, 3.3vw, 49px);
  font-weight: 520;
  letter-spacing: -0.052em;
  line-height: 1.08;
}

.expert-panel-summary {
  max-width: 46em;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
}

.expert-panel-detail {
  margin-top: auto;
  padding-top: clamp(42px, 6vw, 76px);
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(280px, 1.2fr);
  gap: clamp(34px, 5vw, 70px);
  align-items: end;
}

.expert-lenses {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.expert-lenses span {
  padding-left: 12px;
  border-left: 1px solid color-mix(in srgb, var(--ink) 18%, transparent);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.4;
}

.expert-question {
  padding-left: 22px;
  border-left: 1px solid color-mix(in srgb, var(--ink) 22%, transparent);
}

.expert-question > span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
}

.expert-question p {
  margin-bottom: 0;
  font-size: 15px;
  line-height: 1.58;
}

.expert-loop {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.expert-loop span,
.expert-loop strong {
  min-height: 74px;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  color: var(--muted);
  font-size: 14px;
  font-weight: 560;
}

.expert-loop span + span,
.expert-loop strong {
  border-left: 1px solid var(--line);
}

.expert-loop strong {
  color: var(--ink);
  font-weight: 680;
}

@keyframes expert-panel-enter {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-heading {
  max-width: 850px;
  margin-bottom: 58px;
}

.section-heading h2 {
  margin-bottom: 20px;
  font-size: clamp(38px, 4.3vw, 64px);
  font-weight: 520;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.section-heading p:not(.eyebrow) {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
}

.bento-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.78fr 1.22fr;
  grid-template-rows: 320px 330px;
  gap: 14px;
}

.bento {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--card-radius);
  background: var(--surface);
}

.bento h3 {
  margin-bottom: 10px;
  font-size: clamp(22px, 2vw, 31px);
  font-weight: 560;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.bento p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
}

.bento-visual {
  grid-column: 1 / 4;
  grid-row: 1;
}

.bento-visual > img,
.bento-proof > img,
.bento-proof > video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bento-proof > video {
  display: block;
  background: #17161c;
}

.bento-visual > img {
  object-position: 60% 52%;
}

.bento-copy {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  max-width: 520px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface) 91%, transparent);
  padding: 18px 20px;
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
}

.bento-accent {
  grid-column: 4;
  grid-row: 1;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--accent-gradient);
  color: var(--accent-ink);
}

.bento-accent p {
  color: color-mix(in srgb, var(--accent-ink) 72%, transparent);
}

.bento-index {
  font-size: 42px;
  line-height: 1;
}

.bento-dark {
  grid-column: 1 / 3;
  grid-row: 2;
  padding: 34px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 28px;
  border-color: transparent;
  background: var(--dark-panel);
  color: var(--dark-panel-ink);
}

.bento-dark p {
  max-width: 38em;
  color: color-mix(in srgb, var(--dark-panel-ink) 68%, transparent);
}

.compact-list {
  margin: 0;
  padding: 0;
  list-style: none;
  color: color-mix(in srgb, var(--dark-panel-ink) 70%, transparent);
  font-size: 13px;
  text-align: right;
}

.compact-list li + li {
  margin-top: 8px;
}

.bento-proof {
  grid-column: 3 / 5;
  grid-row: 2;
}

.bento-proof > img {
  filter: saturate(0.78) contrast(0.96);
}

.video-play {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: 66px;
  height: 66px;
  border: 1px solid rgb(255 255 255 / 72%);
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgb(23 22 28 / 68%);
  box-shadow: 0 12px 34px rgb(23 19 35 / 24%);
  color: #fff;
  cursor: pointer;
  transform: translate(-50%, -50%);
  transition: opacity 240ms ease, transform 240ms ease, background 200ms ease;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.video-play span {
  margin-left: 4px;
  font-size: 22px;
}

.video-play:hover {
  background: rgb(23 22 28 / 82%);
  transform: translate(-50%, -50%) scale(1.04);
}

.video-play:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.bento-proof .bento-copy {
  pointer-events: none;
  transition: opacity 240ms ease, transform 240ms ease;
}

.bento-proof.has-played .bento-copy,
.bento-proof.has-played .video-play {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.bento-proof.has-played .bento-copy {
  transform: translateY(10px);
}

.bento-proof.has-played .video-play {
  transform: translate(-50%, -50%) scale(0.92);
}

.product-demo {
  padding-top: 90px;
}

.demo-shell {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--card-radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.demo-bar {
  min-height: 54px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.demo-product {
  color: var(--ink);
  font-weight: 650;
}

.demo-stage {
  position: relative;
  min-height: 680px;
  background: var(--surface);
}

.demo-stage iframe {
  width: 100%;
  height: 680px;
  display: block;
  border: 0;
  background: var(--surface);
  opacity: 0;
  transition: opacity 400ms ease;
}

.demo-stage.is-ready iframe {
  opacity: 1;
}

.demo-loading,
.demo-error {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 14px;
}

.demo-stage.is-ready .demo-loading {
  display: none;
}

.demo-error[hidden] {
  display: none;
}

.workflow {
  padding-top: 120px;
}

.workflow-track {
  display: grid;
  grid-template-columns: 1.25fr 0.86fr 1fr;
  gap: 0;
}

.workflow-item {
  min-height: 300px;
  padding: 34px 34px 20px 0;
  border-top: 1px solid var(--line);
}

.workflow-item + .workflow-item {
  padding-left: 34px;
  border-left: 1px solid var(--line);
}

.workflow-word {
  display: block;
  margin-bottom: 74px;
  color: var(--muted);
  font-size: 13px;
}

.workflow-item h3 {
  margin-bottom: 10px;
  font-size: clamp(25px, 2.2vw, 34px);
  font-weight: 560;
  letter-spacing: -0.04em;
}

.workflow-item p {
  max-width: 27em;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
}

.use-cases {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(370px, 0.75fr);
  gap: clamp(50px, 7vw, 110px);
  align-items: center;
}

.use-case-media img {
  width: 100%;
  aspect-ratio: 1.25 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow);
  transition: opacity 200ms ease, transform 300ms ease;
}

.use-case-media img.is-changing {
  opacity: 0.35;
  transform: scale(0.99);
}

.use-case-content h2 {
  margin-bottom: 34px;
  font-size: clamp(38px, 4vw, 58px);
  font-weight: 520;
  letter-spacing: -0.055em;
  line-height: 1.04;
}

.use-case-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-bottom: 34px;
  border-top: 1px solid var(--line);
}

.use-case-tabs button {
  min-height: 50px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  text-align: left;
  cursor: pointer;
}

.use-case-tabs button:nth-child(odd) {
  padding-right: 18px;
}

.use-case-tabs button:nth-child(even) {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.use-case-tabs button[aria-selected="true"] {
  color: var(--ink);
  font-weight: 650;
}

.use-case-copy h3 {
  margin-bottom: 10px;
  font-size: 26px;
  font-weight: 560;
  letter-spacing: -0.035em;
}

.use-case-copy p {
  margin-bottom: 0;
  color: var(--muted);
}

.privacy-panel {
  width: min(calc(100% - 48px), var(--max));
  min-height: 360px;
  margin: 0 auto clamp(100px, 12vw, 180px);
  padding: clamp(38px, 6vw, 82px);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: end;
  border-radius: var(--card-radius);
  background: var(--accent-gradient);
  color: var(--accent-ink);
}

.privacy-panel h2 {
  max-width: 10ch;
  margin-bottom: 18px;
  font-size: clamp(42px, 5vw, 72px);
  font-weight: 520;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.privacy-panel p {
  max-width: 35em;
  margin-bottom: 0;
  color: color-mix(in srgb, var(--accent-ink) 72%, transparent);
}

.privacy-notes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-self: end;
}

.privacy-notes span {
  padding: 16px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--accent-ink) 22%, transparent);
  font-weight: 600;
}

.final-cta {
  padding-top: 30px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 50px;
  align-items: end;
}

.final-cta h2 {
  max-width: 13ch;
  margin-bottom: 18px;
  font-size: clamp(44px, 5.4vw, 76px);
  font-weight: 520;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.final-cta p {
  margin-bottom: 0;
  color: var(--muted);
}

.final-actions {
  display: flex;
  gap: 10px;
}

.site-footer {
  width: min(calc(100% - 48px), var(--max));
  min-height: 120px;
  margin: 0 auto;
  padding: 28px 0 38px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 44px;
  align-items: center;
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1), transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-delay.is-visible {
  transition-delay: 110ms;
}

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: minmax(300px, 0.8fr) minmax(420px, 1.2fr);
    gap: 36px;
  }

  .bento-grid {
    grid-template-columns: 1.1fr 0.9fr;
    grid-template-rows: 430px 300px 360px;
  }

  .bento-visual {
    grid-column: 1 / 3;
    grid-row: 1;
  }

  .bento-accent {
    grid-column: 1;
    grid-row: 2;
  }

  .bento-dark {
    grid-column: 2;
    grid-row: 2;
    grid-template-columns: 1fr;
  }

  .compact-list {
    display: none;
  }

  .bento-proof {
    grid-column: 1 / 3;
    grid-row: 3;
  }
}

@media (max-width: 900px) {
  .site-header {
    top: 10px;
    padding: 0 12px;
  }

  .nav-shell {
    position: relative;
    width: 100%;
    min-height: 58px;
    gap: 10px;
    padding: 7px 8px 7px 12px;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--card-radius);
    background: var(--surface);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 11px 12px;
  }

  .theme-toggle {
    display: none;
  }

  .hero {
    width: min(calc(100% - 32px), var(--max));
    min-height: auto;
    padding: 110px 0 48px;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 720px;
  }

  h1 {
    max-width: 12ch;
    font-size: clamp(48px, 10vw, 76px);
  }

  .hero-workflow-viewport {
    aspect-ratio: 1.35 / 1;
  }

  .compatibility,
  .statement,
  .use-cases,
  .privacy-panel,
  .final-cta {
    grid-template-columns: 1fr;
  }

  .compatibility-list {
    text-align: left;
  }

  .statement {
    gap: 32px;
  }

  .expert-explorer {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .expert-tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: 1fr;
  }

  .expert-tabs button {
    min-height: 88px;
    padding: 14px 16px;
  }

  .expert-tabs button + button {
    border-left: 1px solid var(--line);
  }

  .expert-tabs button.is-active {
    padding-left: 16px;
    box-shadow: inset 0 3px 0 var(--accent);
  }

  .use-case-content {
    max-width: 720px;
  }

  .privacy-panel {
    min-height: 420px;
    align-content: space-between;
  }

  .privacy-panel h2 {
    max-width: 12ch;
  }

  .final-actions {
    justify-content: flex-start;
  }

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

  .site-footer p {
    grid-column: 1 / 3;
    grid-row: 2;
  }
}

@media (max-width: 767px) {
  .section-pad {
    width: 100%;
    padding: 96px 16px;
  }

  .compatibility,
  .privacy-panel,
  .site-footer {
    width: calc(100% - 32px);
  }

  .nav-actions .button-small {
    min-height: 40px;
    padding: 0 14px;
  }

  .hero {
    width: 100%;
    padding-right: 16px;
    padding-left: 16px;
  }

  .hero-workflow-viewport {
    min-height: 360px;
    aspect-ratio: auto;
  }

  .hero-workflow-stage img {
    object-position: 63% center;
  }

  .hero-workflow-render img {
    object-position: 51% center;
  }

  .hero-command {
    right: 16px;
    bottom: 16px;
    left: 16px;
    width: auto;
    padding: 20px;
  }

  .hero-command-prompt {
    min-height: 4.14em;
    margin: 28px 0 34px;
    font-size: clamp(19px, 5.8vw, 26px);
  }

  .hero-intent-context {
    top: 20px;
    left: 20px;
  }

  .hero-workflow-footer {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .hero-workflow-status {
    justify-content: space-between;
  }

  .hero-workflow-status figcaption {
    text-align: left;
  }

  .compatibility {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .compatibility-list {
    grid-template-columns: 1fr 1fr;
    gap: 12px 24px;
  }

  .statement h2,
  .section-heading h2,
  .design-experts-heading h2 {
    font-size: clamp(34px, 10vw, 48px);
  }

  .design-experts-heading {
    margin-bottom: 38px;
  }

  .expert-tabs {
    grid-template-columns: repeat(4, minmax(150px, 1fr));
    overflow-x: auto;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
  }

  .expert-tabs::-webkit-scrollbar {
    display: none;
  }

  .expert-tabs button {
    scroll-snap-align: start;
  }

  .expert-stage,
  .expert-panel {
    min-height: 610px;
  }

  .expert-panel {
    padding: 32px 24px;
  }

  .expert-panel-label {
    margin-bottom: 34px;
  }

  .expert-panel h3 {
    font-size: clamp(30px, 8.4vw, 40px);
  }

  .expert-panel-detail {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .expert-lenses {
    gap: 8px;
  }

  .expert-lenses span {
    padding-left: 9px;
    font-size: 12px;
  }

  .expert-loop {
    grid-template-columns: 1fr;
  }

  .expert-loop span,
  .expert-loop strong {
    min-height: 58px;
    padding: 16px 0;
  }

  .expert-loop span + span,
  .expert-loop strong {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .bento-grid {
    grid-template-columns: 1fr;
    grid-template-rows: 430px 300px 310px 330px;
  }

  .bento-visual,
  .bento-accent,
  .bento-dark,
  .bento-proof {
    grid-column: 1;
  }

  .bento-visual {
    grid-row: 1;
  }

  .bento-accent {
    grid-row: 2;
  }

  .bento-dark {
    grid-row: 3;
  }

  .bento-proof {
    grid-row: 4;
  }

  .bento-copy {
    right: 12px;
    bottom: 12px;
    left: 12px;
    padding: 16px;
  }

  .demo-stage,
  .demo-stage iframe {
    min-height: 590px;
    height: 590px;
  }

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

  .workflow-item,
  .workflow-item + .workflow-item {
    min-height: 250px;
    padding: 28px 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .workflow-word {
    margin-bottom: 58px;
  }

  .use-case-media img {
    aspect-ratio: 1 / 1;
  }

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

  .use-case-tabs button:nth-child(odd),
  .use-case-tabs button:nth-child(even) {
    padding-right: 0;
    padding-left: 0;
    border-left: 0;
  }

  .privacy-panel {
    margin-bottom: 100px;
    padding: 36px 26px;
  }

  .final-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .final-actions .download-picker,
  .final-actions .download-picker summary {
    width: 100%;
  }

  .download-option {
    gap: 12px;
  }

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

  .site-footer p {
    grid-column: auto;
    grid-row: auto;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .nav-shell,
  .bento-copy,
  .download-menu {
    background: var(--surface);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero-workflow-toggle {
    display: none;
  }

  .hero-typewriter-cursor {
    display: none;
  }
}