:root {
  --bg: #f3f5f8;
  --ink: #111827;
  --muted: rgba(17, 24, 39, 0.66);
  --faint: rgba(17, 24, 39, 0.46);
  --paper: rgba(255, 255, 255, 0.78);
  --paper-solid: #ffffff;
  --panel: rgba(255, 255, 255, 0.68);
  --panel-strong: rgba(255, 255, 255, 0.86);
  --hover: rgba(255, 255, 255, 0.84);
  --preview-bg: #10131a;
  --line: rgba(83, 98, 124, 0.18);
  --grid-line: rgba(17, 24, 39, 0.045);
  --row-fill: rgba(255, 255, 255, 0.56);
  --row-fill-strong: rgba(255, 255, 255, 0.86);
  --primary: #3871e0;
  --teal: #0f9488;
  --violet: #8456d4;
  --orange: #dc602a;
  --dark: #10131a;
  --hero-bg: #eef3f8;
  --hero-overlay:
    linear-gradient(90deg, rgba(243, 247, 252, 0.94) 0%, rgba(243, 247, 252, 0.78) 34%, rgba(243, 247, 252, 0.18) 100%),
    linear-gradient(0deg, rgba(243, 247, 252, 0.72), transparent 46%, rgba(243, 247, 252, 0.28));
  --hero-grid: rgba(17, 24, 39, 0.08);
  --hero-grid-mask: linear-gradient(90deg, rgba(0, 0, 0, 0.56), transparent 82%);
  --hero-ink: #111827;
  --hero-muted: rgba(17, 24, 39, 0.68);
  --hero-faint: rgba(17, 24, 39, 0.58);
  --hero-chip: rgba(255, 255, 255, 0.62);
  --hero-chip-border: rgba(83, 98, 124, 0.18);
  --hero-secondary: rgba(255, 255, 255, 0.70);
  --hero-shot-shadow: 0 34px 90px rgba(33, 48, 72, 0.20);
  --radius: 8px;
  --shadow: 0 28px 80px rgba(16, 28, 49, 0.16);
  --mx: 0px;
  --my: 0px;
}

:root[data-theme="dark"] {
  --bg: #191a20;
  --ink: #f2f5fa;
  --muted: rgba(242, 245, 250, 0.68);
  --faint: rgba(242, 245, 250, 0.46);
  --paper: rgba(37, 40, 50, 0.84);
  --paper-solid: #252832;
  --panel: rgba(37, 40, 50, 0.74);
  --panel-strong: rgba(47, 52, 64, 0.92);
  --hover: rgba(56, 62, 76, 0.92);
  --preview-bg: #0f1118;
  --line: rgba(214, 224, 242, 0.14);
  --grid-line: rgba(214, 224, 242, 0.055);
  --row-fill: rgba(36, 40, 50, 0.52);
  --row-fill-strong: rgba(52, 58, 72, 0.86);
  --hero-bg: #10131a;
  --hero-overlay:
    linear-gradient(90deg, rgba(10, 13, 18, 0.90) 0%, rgba(10, 13, 18, 0.76) 38%, rgba(10, 13, 18, 0.12) 100%),
    linear-gradient(0deg, rgba(10, 13, 18, 0.74), transparent 46%, rgba(10, 13, 18, 0.36));
  --hero-grid: rgba(255, 255, 255, 0.075);
  --hero-grid-mask: linear-gradient(90deg, rgba(0, 0, 0, 0.72), transparent 80%);
  --hero-ink: #f4f7fb;
  --hero-muted: rgba(244, 247, 251, 0.74);
  --hero-faint: rgba(244, 247, 251, 0.64);
  --hero-chip: rgba(255, 255, 255, 0.10);
  --hero-chip-border: rgba(255, 255, 255, 0.16);
  --hero-secondary: rgba(255, 255, 255, 0.12);
  --hero-shot-shadow: 0 40px 110px rgba(0, 0, 0, 0.44);
  --shadow: 0 28px 86px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(56, 113, 224, 0.12), transparent 540px),
    linear-gradient(90deg, rgba(15, 148, 136, 0.10), transparent 42%),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: background-color 260ms ease, color 260ms ease;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 72%);
}

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

button,
input {
  font: inherit;
}

.shell {
  width: min(1480px, calc(100% - 34px));
  margin: 0 auto;
}

.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 80;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--teal), var(--orange));
  transform: scaleX(0);
  transform-origin: left;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  height: 72px;
  margin-inline: calc((100% - 100vw) / 2);
  padding-inline: max(17px, calc((100vw - 1480px) / 2 + 17px));
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 820;
}

.brand img {
  width: 30px;
  height: 30px;
}

.nav {
  justify-self: center;
  display: flex;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.nav a,
.lang-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.nav a:hover,
.lang-button:hover {
  color: var(--ink);
  background: var(--hover);
  border-color: var(--line);
}

.language {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.lang-button {
  min-width: 44px;
}

.theme-button {
  min-width: 38px;
  min-height: 34px;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.theme-button:hover {
  color: var(--ink);
  background: var(--hover);
  border-color: var(--line);
}

.lang-button.active {
  color: #ffffff;
  background: var(--primary);
  border-color: var(--primary);
}

.hero {
  position: relative;
  min-height: calc(100svh - 94px);
  margin-top: 22px;
  padding: clamp(44px, 6vw, 78px) clamp(18px, 5vw, 70px) 78px;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--hero-bg);
  isolation: isolate;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.hero::before {
  background:
    radial-gradient(circle at 82% 18%, color-mix(in srgb, var(--primary) 22%, transparent), transparent 32%),
    radial-gradient(circle at 8% 86%, color-mix(in srgb, var(--teal) 20%, transparent), transparent 30%),
    linear-gradient(135deg, color-mix(in srgb, var(--panel-strong) 78%, transparent), transparent 64%);
}

.hero::after {
  background:
    linear-gradient(var(--hero-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-grid) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: var(--hero-grid-mask);
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  gap: clamp(34px, 6vw, 96px);
  align-items: center;
}

.hero-copy {
  position: relative;
  color: var(--hero-ink);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 820;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--primary);
}

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

h1 {
  margin: 0 0 20px;
  max-width: 900px;
  font-size: clamp(78px, 10.8vw, 156px);
  line-height: 0.82;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(40px, 6.8vw, 96px);
  line-height: 0.92;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 620px;
  margin-bottom: 28px;
  color: var(--hero-muted);
  font-size: clamp(18px, 2.1vw, 25px);
  line-height: 1.48;
}

.hero-actions,
.hero-stats,
.filters,
.component-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-weight: 760;
}

.primary-action {
  color: #ffffff;
  background: var(--primary);
  box-shadow: 0 18px 42px rgba(56, 113, 224, 0.34);
}

.secondary-action {
  color: var(--hero-ink);
  border: 1px solid var(--hero-chip-border);
  background: var(--hero-secondary);
  backdrop-filter: blur(14px);
}

.hero-preview {
  position: relative;
  min-height: clamp(360px, 40vw, 620px);
  padding: 34px 18px 18px;
  overflow: hidden;
  border: 1px solid var(--hero-chip-border);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--paper-solid) 72%, transparent), color-mix(in srgb, var(--panel) 88%, transparent)),
    var(--panel);
  box-shadow: var(--hero-shot-shadow);
  transform: translate3d(calc(var(--mx) * 0.34), calc(var(--my) * 0.28), 0);
}

:root[data-theme="dark"] .hero-preview {
  background:
    linear-gradient(180deg, rgba(37, 40, 50, 0.94), rgba(17, 19, 27, 0.94)),
    var(--panel);
}

.preview-bar {
  position: absolute;
  top: 13px;
  left: 16px;
  display: flex;
  gap: 7px;
}

.preview-bar span {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--hero-chip-border);
}

.preview-bar span:first-child {
  background: var(--orange);
}

.preview-bar span:nth-child(2) {
  background: var(--teal);
}

.preview-bar span:nth-child(3) {
  background: var(--primary);
}

.hero-preview .preview-image {
  width: 100%;
  height: 100%;
  min-height: clamp(300px, 35vw, 548px);
  object-fit: cover;
  object-position: center;
  border-radius: calc(var(--radius) - 2px);
  filter: saturate(1.04) contrast(1.01);
}

.preview-image-dark {
  display: none;
}

:root[data-theme="dark"] .preview-image-light {
  display: none;
}

:root[data-theme="dark"] .preview-image-dark {
  display: block;
}

.preview-caption {
  position: absolute;
  left: 30px;
  right: 30px;
  bottom: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.preview-caption span {
  padding: 8px 10px;
  border: 1px solid var(--hero-chip-border);
  border-radius: 999px;
  color: var(--hero-ink);
  background: color-mix(in srgb, var(--paper-solid) 72%, transparent);
  backdrop-filter: blur(14px);
  font-size: 12px;
  font-weight: 760;
}

:root[data-theme="dark"] .preview-caption span {
  background: rgba(15, 17, 24, 0.64);
}

.hero-stats {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: clamp(26px, 4vw, 54px);
}

.hero-stats div {
  min-width: 0;
  padding: 16px 18px;
  border: 1px solid var(--hero-chip-border);
  border-radius: var(--radius);
  background: var(--hero-chip);
  backdrop-filter: blur(16px);
}

.hero-stats strong {
  display: block;
  font-size: 30px;
  line-height: 1;
}

.hero-stats span {
  display: block;
  margin-top: 8px;
  color: var(--hero-faint);
  font-size: 13px;
}

.scroll-cue {
  position: absolute;
  left: min(5vw, 70px);
  bottom: 30px;
  z-index: 3;
  color: var(--hero-muted);
  font-size: 13px;
}

.manifest {
  display: grid;
  grid-template-columns: minmax(300px, 0.92fr) minmax(0, 1.08fr);
  gap: min(9vw, 132px);
  padding: 118px 0 84px;
  border-bottom: 1px solid var(--line);
}

.section-index {
  display: block;
  margin-bottom: 18px;
  color: var(--faint);
  font-size: 12px;
  font-weight: 820;
  letter-spacing: 0.08em;
}

.manifest h2 {
  margin: 0;
  font-size: clamp(38px, 6vw, 92px);
  line-height: 0.93;
  letter-spacing: 0;
}

.why-grid {
  display: block;
  border-top: 1px solid var(--line);
}

.why-item {
  position: relative;
  display: grid;
  grid-template-columns: 52px minmax(120px, 0.4fr) 1fr;
  gap: 22px;
  align-items: start;
  min-height: 128px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.why-item::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, var(--row-fill-strong), transparent 76%);
  transform: translateX(-104%);
  transition: transform 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.why-item:hover::before {
  transform: translateX(0);
}

.why-item > span {
  color: var(--primary);
  font-size: 12px;
  font-weight: 860;
}

.why-item h3 {
  margin: 0;
  font-size: clamp(22px, 2.5vw, 34px);
}

.why-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.58;
}

section {
  padding: 96px 0;
}

.section-heading {
  max-width: 900px;
  margin-bottom: 30px;
}

.split-heading {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(300px, 0.92fr) minmax(260px, 0.64fr);
  gap: min(8vw, 116px);
  align-items: end;
}

.section-heading p:not(.eyebrow),
.components-band > div:first-child p:not(.eyebrow) {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.58;
}

.search-panel {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) 1.1fr;
  gap: 14px;
  align-items: end;
  margin-bottom: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 18px 48px rgba(16, 28, 49, 0.08);
  backdrop-filter: blur(16px);
}

.search-box {
  display: grid;
  gap: 8px;
}

.search-box span {
  color: var(--faint);
  font-size: 12px;
  font-weight: 780;
}

.search-box input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-solid);
  outline: none;
}

.search-box input:focus {
  border-color: rgba(56, 113, 224, 0.74);
  box-shadow: 0 0 0 3px rgba(56, 113, 224, 0.15);
}

.filters {
  justify-content: flex-end;
}

.filter-button {
  min-height: 38px;
  padding: 8px 12px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-solid);
  cursor: pointer;
}

.filter-button.active {
  color: #ffffff;
  border-color: var(--ink);
  background: var(--ink);
}

.docs-grid {
  margin-top: 24px;
  border-top: 1px solid var(--line);
}

.doc-card {
  position: relative;
  min-height: 116px;
  display: grid;
  grid-template-columns: 72px minmax(130px, 0.28fr) minmax(0, 1fr) 44px;
  align-items: center;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  overflow: hidden;
  transition: color 180ms ease;
  cursor: pointer;
}

.doc-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, var(--row-fill-strong), var(--row-fill) 50%, transparent);
  transform: translateX(-101%);
  transition: transform 460ms cubic-bezier(0.22, 1, 0.36, 1);
}

.doc-card:hover {
  color: var(--ink);
}

.doc-card:hover::before {
  transform: translateX(0);
}

.doc-category {
  color: var(--primary);
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
}

.doc-arrow {
  color: var(--faint);
  font-size: 36px;
  line-height: 1;
  justify-self: end;
  transition: color 180ms ease, transform 220ms ease;
}

.doc-number {
  color: var(--faint);
  font-size: clamp(28px, 4.4vw, 58px);
  font-weight: 820;
  line-height: 0.9;
}

.doc-copy h3,
.doc-copy p {
  margin-bottom: 0;
}

.doc-copy h3 {
  font-size: clamp(24px, 3vw, 44px);
  line-height: 0.98;
  transition: transform 220ms ease;
}

.doc-copy p {
  max-width: 680px;
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.54;
}

.doc-card:hover .doc-copy h3 {
  transform: translateX(8px);
}

.doc-card:hover .doc-arrow {
  color: var(--primary);
  transform: translateX(8px);
}

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

.flow-item {
  position: relative;
  min-height: 260px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
  box-shadow: 0 18px 48px rgba(16, 28, 49, 0.08);
  overflow: hidden;
  transition: transform 220ms ease, border-color 220ms ease;
}

.flow-item::after {
  content: "";
  position: absolute;
  inset: auto -20% 0 -20%;
  height: 46%;
  background: linear-gradient(90deg, transparent, rgba(56, 113, 224, 0.14), transparent);
  transform: translateX(-70%) skewX(-18deg);
  transition: transform 520ms ease;
}

.flow-item:hover {
  border-color: color-mix(in srgb, var(--primary) 52%, var(--line));
  transform: translateY(-4px);
}

.flow-item:hover::after {
  transform: translateX(70%) skewX(-18deg);
}

.flow-item span {
  display: block;
  margin-bottom: 72px;
  color: var(--primary);
  font-weight: 860;
}

.flow-item p {
  color: var(--muted);
  line-height: 1.56;
}

.showcase {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 12px;
  padding-top: 20px;
}

.showcase img {
  width: 100%;
  height: clamp(340px, 42vw, 620px);
  object-fit: contain;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--preview-bg);
  box-shadow: var(--shadow);
}

.showcase img + img {
  margin-top: 74px;
}

.components-band {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) 1.28fr;
  gap: min(7vw, 96px);
  align-items: start;
}

.component-list {
  align-content: start;
}

.component-pill {
  padding: 10px 12px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  font-weight: 720;
}

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

.code-step {
  display: grid;
  gap: 12px;
  align-content: start;
}

.code-step > span {
  color: var(--primary);
  font-size: 12px;
  font-weight: 860;
}

.code-step h3 {
  margin: 0;
  font-size: clamp(22px, 2.4vw, 32px);
}

pre {
  overflow: auto;
  margin: 0;
  min-height: 190px;
  padding: 20px;
  color: #dfe8f7;
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(56, 113, 224, 0.16), transparent 44%),
    #11151d;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 14px;
  line-height: 1.7;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 26px;
  color: var(--muted);
  background: var(--panel);
}

.doc-reader {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
}

.doc-reader.open {
  pointer-events: auto;
}

.reader-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 10, 14, 0.56);
  opacity: 0;
  transition: opacity 220ms ease;
}

.doc-reader.open .reader-backdrop {
  opacity: 1;
}

.reader-panel {
  position: absolute;
  top: 18px;
  right: 18px;
  bottom: 18px;
  width: min(860px, calc(100vw - 36px));
  overflow: auto;
  padding: 0 34px 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-solid);
  background: color-mix(in srgb, var(--paper-solid) 94%, transparent);
  box-shadow: 0 34px 100px rgba(0, 0, 0, 0.34);
  transform: translateX(28px);
  opacity: 0;
  transition: transform 240ms ease, opacity 240ms ease;
}

.doc-reader.open .reader-panel {
  transform: translateX(0);
  opacity: 1;
}

.reader-header {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px 0 18px;
  border-bottom: 1px solid var(--line);
  background: var(--paper-solid);
  background: color-mix(in srgb, var(--paper-solid) 92%, transparent);
  backdrop-filter: blur(18px);
}

.reader-kicker {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.reader-header h2 {
  margin: 0;
  font-size: clamp(30px, 5vw, 54px);
}

.reader-close {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--paper);
  cursor: pointer;
  font-size: 24px;
}

.markdown-body {
  padding-top: 26px;
  color: var(--ink);
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  margin: 30px 0 12px;
  line-height: 1.08;
}

.markdown-body h1 {
  font-size: 42px;
}

.markdown-body h2 {
  font-size: 30px;
}

.markdown-body p,
.markdown-body li {
  color: var(--muted);
  line-height: 1.72;
}

.markdown-body a {
  color: var(--primary);
}

.markdown-body code {
  padding: 2px 6px;
  border-radius: 5px;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
}

.markdown-body pre code {
  padding: 0;
  background: transparent;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

:root[data-theme="dark"] .filter-button.active {
  color: #111827;
  border-color: #f2f5fa;
  background: #f2f5fa;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #191a20;
    --ink: #f2f5fa;
    --muted: rgba(242, 245, 250, 0.68);
    --faint: rgba(242, 245, 250, 0.46);
    --paper: rgba(37, 40, 50, 0.84);
    --paper-solid: #252832;
    --panel: rgba(37, 40, 50, 0.74);
    --panel-strong: rgba(47, 52, 64, 0.92);
    --hover: rgba(56, 62, 76, 0.92);
    --preview-bg: #0f1118;
    --line: rgba(214, 224, 242, 0.14);
    --grid-line: rgba(214, 224, 242, 0.055);
    --row-fill: rgba(36, 40, 50, 0.52);
    --row-fill-strong: rgba(52, 58, 72, 0.86);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 860px) {
  .shell {
    width: min(100% - 22px, 1480px);
  }

  .topbar {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .nav {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 46px 16px 74px;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .hero-actions {
    gap: 8px;
  }

  .hero-preview {
    min-height: 330px;
  }

  .hero-preview .preview-image {
    min-height: 278px;
  }

  .hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .scroll-cue {
    left: 16px;
  }

  .manifest,
  .split-heading,
  .search-panel,
  .render-flow,
  .showcase,
  .components-band,
  .code-grid {
    grid-template-columns: 1fr;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .manifest {
    padding-top: 78px;
  }

  .why-item {
    grid-template-columns: 42px 1fr;
    gap: 12px 18px;
  }

  .why-item p {
    grid-column: 2;
  }

  .doc-card {
    grid-template-columns: 56px 1fr 32px;
    gap: 12px;
  }

  .doc-category {
    display: none;
  }

  .filters {
    justify-content: flex-start;
  }

  .showcase img + img {
    margin-top: 0;
  }
}

@media (max-width: 560px) {
  .brand span {
    display: none;
  }

  .hero {
    padding-bottom: 72px;
  }

  h1 {
    font-size: clamp(66px, 21vw, 96px);
  }

  h2 {
    font-size: clamp(34px, 13vw, 58px);
  }

  section {
    padding: 68px 0;
  }

  .hero-stats div {
    min-width: 108px;
  }

  .hero-preview {
    min-height: 250px;
    padding: 30px 12px 12px;
  }

  .hero-preview .preview-image {
    min-height: 208px;
  }

  .preview-caption {
    left: 18px;
    right: 18px;
    bottom: 18px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .doc-card {
    min-height: 134px;
    grid-template-columns: 42px 1fr 26px;
    align-items: start;
    padding: 18px 0;
  }

  .doc-number {
    font-size: 26px;
  }

  .doc-copy h3 {
    font-size: clamp(22px, 8vw, 34px);
  }

  .doc-arrow {
    font-size: 28px;
  }

  .why-item {
    grid-template-columns: 34px 1fr;
  }
}