:root {
  color-scheme: light;
  --canvas: #f4f6f8;
  --surface: #ffffff;
  --surface-2: #e9edf1;
  --ink: #12161b;
  --muted: #59636f;
  --line: #d5dce3;
  --line-strong: #aeb9c4;
  --red: #d84032;
  --red-soft: #fbe8e5;
  --teal: #137f83;
  --teal-soft: #dff3f2;
  --yellow: #c58a16;
  --yellow-soft: #fff2ce;
  --header-height: 64px;
  --shadow: 0 16px 48px rgba(22, 32, 43, 0.11);
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
}
[data-theme="dark"] {
  color-scheme: dark;
  --canvas: #101317;
  --surface: #171b20;
  --surface-2: #20262d;
  --ink: #f0f3f5;
  --muted: #aab3bd;
  --line: #303841;
  --line-strong: #53606c;
  --red: #f06c5f;
  --red-soft: #452722;
  --teal: #63c9ca;
  --teal-soft: #173638;
  --yellow: #efbd55;
  --yellow-soft: #423517;
  --shadow: 0 18px 54px rgba(0, 0, 0, 0.35);
}
* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
button, input, select { color: inherit; font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }
h1, h2, h3, p, figure, dl, dd, pre { margin: 0; }
.shell { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.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;
}
.skip-link {
  position: fixed;
  top: 10px;
  left: 12px;
  z-index: 1000;
  padding: 8px 12px;
  color: var(--surface);
  background: var(--ink);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
  background: color-mix(in srgb, var(--canvas) 88%, transparent);
  backdrop-filter: blur(18px);
}
.nav {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 100%;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 9px;
  font-size: 16px;
  font-weight: 760;
}
.wordmark-mark {
  display: grid;
  width: 29px;
  height: 29px;
  place-items: center;
  border-radius: 5px;
  color: white;
  background: var(--red);
  font-family: var(--serif);
}
.version-chip {
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  font-size: 10px;
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 27px;
  font-size: 13px;
  font-weight: 650;
}
.nav-links a { color: var(--muted); }
.nav-links a:hover, .nav-links a.is-active { color: var(--ink); }
.icon-button {
  display: inline-grid;
  width: 38px;
  height: 38px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  cursor: pointer;
}
.icon-button:hover { border-color: var(--line-strong); background: var(--surface-2); }
.icon-button svg { width: 17px; height: 17px; }
.theme-button { justify-self: end; }
.mobile-menu-button { display: none; }
.hero {
  position: relative;
  display: grid;
  min-height: min(700px, calc(100vh - var(--header-height)));
  align-items: center;
  isolation: isolate;
  overflow: hidden;
  color: white;
  background: #090b0d;
}
.hero-video {
  position: absolute;
  z-index: -3;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  z-index: -2;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 9, 11, .93) 0%, rgba(7, 9, 11, .68) 49%, rgba(7, 9, 11, .34) 100%),
    linear-gradient(0deg, rgba(7, 9, 11, .65) 0%, transparent 48%);
}
.hero-grid {
  position: absolute;
  z-index: -1;
  inset: 0;
  opacity: .18;
  background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, black, transparent 78%);
}
.hero-copy { padding-block: 86px 112px; }
.eyebrow {
  margin-bottom: 13px;
  color: var(--red);
  font-size: 11px;
  font-weight: 820;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.hero .eyebrow { color: #ff776a; }
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(62px, 9vw, 116px);
  font-weight: 550;
  line-height: .88;
  letter-spacing: 0;
}
.hero-subtitle {
  max-width: 710px;
  margin-top: 27px;
  color: #d1d7dd;
  font-size: 21px;
  line-height: 1.55;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.button {
  display: inline-flex;
  min-height: 43px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 730;
  transition: transform 150ms ease, border-color 150ms ease;
}
.button:hover { border-color: var(--line-strong); transform: translateY(-1px); }
.button svg { width: 16px; height: 16px; }
.button-primary { border-color: var(--ink); color: var(--surface); background: var(--ink); }
.button-secondary { background: var(--surface); }
.hero .button-primary { border-color: #ff6d5f; color: white; background: var(--red); }
.hero .button-secondary { border-color: rgba(255,255,255,.3); color: white; background: rgba(9,11,13,.48); }
.hero-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 25px; }
.hero-tags span {
  padding: 5px 9px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 3px;
  color: #c8d0d7;
  background: rgba(9,11,13,.38);
  font-size: 11px;
  font-weight: 650;
}
.hero-caption {
  position: absolute;
  right: 28px;
  bottom: 22px;
  display: grid;
  justify-items: end;
  color: #c4cbd2;
  font-size: 11px;
  text-transform: uppercase;
}
.hero-caption span:last-child { color: white; font-size: 12px; font-weight: 730; }
.metric-band { border-bottom: 1px solid var(--line); background: var(--surface); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.metric {
  display: grid;
  min-height: 154px;
  align-content: center;
  padding: 24px 29px;
  border-right: 1px solid var(--line);
}
.metric:first-child { border-left: 1px solid var(--line); }
.metric strong {
  color: var(--red);
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 600;
  line-height: 1;
}
.metric:nth-child(2) strong { color: var(--teal); }
.metric:nth-child(3) strong { color: var(--yellow); }
.metric span { margin-top: 8px; font-size: 12px; font-weight: 780; text-transform: uppercase; }
.metric small { margin-top: 4px; color: var(--muted); font-size: 11px; }
.section { padding: 96px 0; border-bottom: 1px solid var(--line); }
.section-surface { background: var(--surface); }
.section-heading { max-width: 760px; margin: 0 auto 42px; text-align: center; }
.section-heading.left { margin: 0; text-align: left; }
.section h2 {
  font-family: var(--serif);
  font-size: 42px;
  font-weight: 570;
  line-height: 1.14;
  letter-spacing: 0;
}
.section-heading > p:last-child { margin-top: 13px; color: var(--muted); }
.overview-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.overview-copy { color: var(--muted); font-size: 16px; line-height: 1.85; }
.overview-copy .lead { margin-bottom: 20px; color: var(--ink); font-size: 19px; line-height: 1.7; }
.taxonomy-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.taxonomy-item {
  min-height: 212px;
  padding: 23px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.taxonomy-code { color: var(--red); font-size: 11px; font-weight: 800; }
.taxonomy-item h3 { margin-top: 24px; font-family: var(--serif); font-size: 20px; line-height: 1.2; }
.taxonomy-item p { margin-top: 9px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.taxonomy-count { display: block; margin-top: 18px; color: var(--teal); font-size: 12px; font-weight: 750; }
.results-section { background: var(--canvas); }
.results-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 14px;
}
.method-identity { display: flex; align-items: center; gap: 12px; }
.method-identity > div { display: grid; }
.method-identity strong { font-size: 13px; }
.method-identity span:not(.method-badge) { color: var(--muted); font-size: 11px; }
.method-badge {
  padding: 6px 10px;
  border-radius: 4px;
  color: white;
  background: var(--red);
  font-size: 11px;
  font-weight: 800;
}
.results-actions { display: flex; flex-wrap: wrap; align-items: end; justify-content: flex-end; gap: 10px; }
.result-select { display: grid; gap: 4px; }
.result-select > span { color: var(--muted); font-size: 9px; font-weight: 760; text-transform: uppercase; }
.result-select select {
  min-height: 43px;
  min-width: 200px;
  padding: 8px 32px 8px 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  font-size: 12px;
}
.results-table { margin-top: 0; }
.results-table table { min-width: 1500px; }
.results-table th:not(:first-child),
.results-table td:not(:first-child) { text-align: right; }
.results-table td { font-variant-numeric: tabular-nums; }
.results-table tbody tr.is-ours { background: color-mix(in srgb, var(--red-soft) 55%, transparent); }
.result-method { color: var(--red); font-weight: 800; }
.result-track { color: var(--muted); }
.result-track strong { display: block; color: var(--ink); }
.result-best { font-weight: 800; }
.results-subhead {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin: 42px 0 13px;
}
.results-subhead h3 { font-family: var(--serif); font-size: 25px; font-weight: 600; }
.results-subhead p { margin-top: 4px; color: var(--muted); font-size: 12px; }
.results-note { max-width: 900px; margin-top: 13px; color: var(--muted); font-size: 11px; }
.explorer-section { color: #f4f6f8; background: #101317; }
.explorer-section .eyebrow { color: #67cdce; }
.explorer-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.explorer-heading h2 { color: #f4f6f8; }
.explorer-heading p:last-child { margin-top: 10px; color: #aab3bd; }
.preview-count { min-width: 135px; padding-left: 25px; border-left: 1px solid #37404a; }
.preview-count strong { display: block; color: #67cdce; font-family: var(--serif); font-size: 38px; line-height: 1; }
.preview-count span { color: #9ca7b2; font-size: 10px; font-weight: 750; text-transform: uppercase; }
.filter-row { display: flex; flex-wrap: wrap; gap: 6px; margin: 30px 0 17px; }
.filter-button {
  min-height: 34px;
  padding: 6px 10px;
  border: 1px solid #39434d;
  border-radius: 5px;
  color: #aeb7c0;
  background: #1a1f25;
  font-size: 11px;
  font-weight: 730;
  cursor: pointer;
}
.filter-button:hover { color: white; border-color: #596775; }
.filter-button.is-active { color: #0b1718; border-color: #6bd1d2; background: #6bd1d2; }
.comparison-tool { overflow: hidden; border: 1px solid #343d46; border-radius: 7px; background: #090b0e; box-shadow: 0 26px 70px rgba(0,0,0,.3); }
.comparison-topline { display: flex; justify-content: space-between; padding: 10px 13px; color: #9ba6b0; font-size: 10px; font-weight: 720; text-transform: uppercase; }
.live-label { display: inline-flex; align-items: center; gap: 7px; }
.live-label i { width: 6px; height: 6px; border-radius: 50%; background: #62d0d1; box-shadow: 0 0 12px #62d0d1; }
.media-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid #303842; border-bottom: 1px solid #303842; }
.media-panel { position: relative; min-width: 0; background: #06080a; }
.media-panel + .media-panel { border-left: 1px solid #303842; }
.media-panel figcaption { position: absolute; z-index: 2; top: 10px; left: 10px; padding: 4px 7px; border-radius: 3px; color: white; background: rgba(8,10,12,.72); font-size: 10px; font-weight: 760; text-transform: uppercase; }
.media-panel video { width: 100%; height: 390px; object-fit: contain; background: #050607; }
.mask-panel video { filter: contrast(1.06); }
.transport { display: grid; grid-template-columns: 36px 36px auto 1fr auto; align-items: center; gap: 9px; padding: 11px 14px; border-bottom: 1px solid #303842; }
.transport-button { display: grid; width: 34px; height: 34px; padding: 0; place-items: center; border: 1px solid #38434d; border-radius: 5px; color: #e7ebef; background: #181d23; cursor: pointer; }
.transport-button:hover { border-color: #65727e; }
.transport-button svg { width: 15px; }
.timecode { color: #9ba6b0; font-variant-numeric: tabular-nums; font-size: 11px; }
.timeline { width: 100%; accent-color: #62cfd0; cursor: pointer; }
.case-caption { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 32px; padding: 22px; }
.case-kicker { color: #61c9ca; font-size: 10px; font-weight: 800; text-transform: uppercase; }
.case-caption h3 { margin-top: 4px; overflow-wrap: anywhere; font-family: var(--serif); font-size: 23px; font-weight: 600; line-height: 1.2; }
.case-text { max-width: 650px; margin-top: 8px; color: #aeb7c0; font-size: 12px; }
.case-meta { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px 20px; }
.case-meta div { min-width: 0; }
.case-meta dt { color: #78848f; font-size: 9px; font-weight: 750; text-transform: uppercase; }
.case-meta dd { overflow: hidden; color: #e9edf0; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.preview-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 18px; }
.preview-card {
  min-width: 0;
  overflow: hidden;
  padding: 0;
  border: 1px solid #343d46;
  border-radius: 6px;
  color: #f2f4f6;
  background: #171c22;
  text-align: left;
  cursor: pointer;
}
.preview-card:hover, .preview-card.is-active { border-color: #67cdce; }
.preview-thumb { position: relative; height: 132px; overflow: hidden; background: #090b0e; }
.preview-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 220ms ease; }
.preview-card:hover img { transform: scale(1.025); }
.preview-number { position: absolute; top: 8px; right: 8px; padding: 2px 5px; color: #dce2e7; background: rgba(8,10,12,.76); font-size: 9px; }
.preview-card-copy { display: grid; gap: 3px; padding: 11px; }
.preview-card-copy strong { overflow: hidden; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.preview-card-copy span { color: #8f9ba6; font-size: 10px; }
.composition-layout { display: grid; grid-template-columns: 1.25fr .75fr; gap: 60px; align-items: start; }
.distribution { display: grid; gap: 13px; }
.bar-row { display: grid; grid-template-columns: 150px 1fr 38px; align-items: center; gap: 13px; }
.bar-label { overflow: hidden; font-size: 12px; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { height: 8px; background: var(--surface-2); }
.bar-fill { display: block; width: var(--bar-width); height: 100%; background: var(--teal); transform-origin: left; }
.bar-row:nth-child(2n) .bar-fill { background: var(--red); }
.bar-value { color: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; text-align: right; }
.composition-summary { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.split-stat { min-height: 145px; padding: 21px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.split-stat.accent { grid-column: 1 / -1; }
.split-stat strong { display: block; color: var(--red); font-family: var(--serif); font-size: 29px; line-height: 1; }
.split-stat:nth-child(2) strong { color: var(--teal); }
.split-stat.accent strong { color: var(--yellow); }
.split-stat span { display: block; margin-top: 8px; font-size: 11px; font-weight: 760; text-transform: uppercase; }
.split-stat small { display: block; margin-top: 5px; color: var(--muted); font-size: 10px; line-height: 1.45; }
.protocol-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.protocol-grid article { min-height: 205px; padding: 23px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.protocol-grid article > span { color: var(--red); font-size: 10px; font-weight: 800; }
.protocol-grid h3 { margin-top: 24px; font-family: var(--serif); font-size: 19px; }
.protocol-grid p { margin-top: 8px; color: var(--muted); font-size: 12px; }
.audit-note { display: flex; max-width: 820px; gap: 17px; margin: 35px auto 0; padding: 18px 20px; border-left: 3px solid var(--yellow); background: var(--yellow-soft); }
.audit-note > svg { flex: 0 0 auto; width: 20px; color: var(--yellow); }
.audit-note strong { font-size: 13px; }
.audit-note p { margin-top: 3px; color: var(--muted); font-size: 12px; }
.catalog-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.search-field {
  display: flex;
  width: min(400px, 100%);
  min-height: 42px;
  align-items: center;
  gap: 9px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
}
.search-field svg { width: 16px; color: var(--muted); }
.search-field input { width: 100%; border: 0; outline: 0; background: transparent; font-size: 13px; }
.catalog-toolbar { display: flex; align-items: end; gap: 10px; margin-top: 28px; }
.catalog-toolbar label { display: grid; gap: 4px; }
.catalog-toolbar label > span { color: var(--muted); font-size: 9px; font-weight: 760; text-transform: uppercase; }
.catalog-toolbar select {
  min-height: 38px;
  padding: 7px 32px 7px 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  font-size: 12px;
}
.catalog-result-count { margin-left: auto; padding-bottom: 8px; color: var(--muted); font-size: 11px; }
.table-wrap { margin-top: 13px; overflow-x: auto; border: 1px solid var(--line); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: 11px; }
th, td { padding: 11px 13px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { color: var(--muted); background: var(--surface-2); font-size: 9px; text-transform: uppercase; }
td:first-child { max-width: 310px; overflow: hidden; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; text-overflow: ellipsis; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: color-mix(in srgb, var(--teal-soft) 45%, transparent); }
.pagination { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 18px; color: var(--muted); font-size: 11px; }
.pagination .icon-button:disabled { opacity: .35; cursor: not-allowed; }
.data-section { background: var(--surface); }
.data-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 76px; align-items: center; }
.data-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 26px; }
.file-tree { overflow: hidden; border: 1px solid var(--line); border-radius: 7px; background: var(--canvas); box-shadow: var(--shadow); }
.tree-head, .hash-line { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 13px 16px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.tree-head svg { width: 17px; }
.file-tree pre { padding: 24px; overflow-x: auto; color: var(--ink); font-size: 12px; line-height: 1.75; }
.hash-line { border-top: 1px solid var(--line); border-bottom: 0; }
.hash-line code { overflow: hidden; color: var(--red); text-overflow: ellipsis; white-space: nowrap; }
footer { padding: 25px 0; color: #a7b0ba; background: #101317; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; font-size: 11px; }
.footer-inner div { display: grid; }
.footer-inner strong { color: white; font-size: 13px; }
.loading-status { position: fixed; right: 18px; bottom: 18px; z-index: 200; padding: 9px 12px; border: 1px solid var(--line); border-radius: 5px; color: var(--muted); background: var(--surface); box-shadow: var(--shadow); font-size: 11px; }
.loading-status[hidden] { display: none; }
.reveal { opacity: 0; transform: translateY(12px); transition: opacity 450ms ease, transform 450ms ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (max-width: 960px) {
  .nav { grid-template-columns: 1fr auto auto; gap: 8px; }
  .mobile-menu-button { display: inline-grid; grid-column: 2; }
  .theme-button { grid-column: 3; }
  .nav-links {
    position: fixed;
    top: var(--header-height);
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    padding: 14px 24px 22px;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
    box-shadow: var(--shadow);
  }
  .nav-links.is-open { display: grid; }
  .nav-links a { padding: 9px 0; }
  .taxonomy-grid, .preview-grid, .protocol-grid { grid-template-columns: repeat(2, 1fr); }
  .overview-layout, .composition-layout, .data-layout { gap: 45px; }
  .media-panel video { height: 300px; }
  .case-caption { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .shell { width: min(100% - 28px, 1160px); }
  .version-chip { display: none; }
  .hero {
    min-height: min(660px, calc(100svh - var(--header-height)));
    align-items: end;
  }
  .hero-video { object-position: 62% center; }
  .hero-overlay { background: linear-gradient(0deg, rgba(7,9,11,.96) 0%, rgba(7,9,11,.65) 68%, rgba(7,9,11,.4) 100%); }
  .hero-copy { padding-block: 160px 82px; }
  .hero h1 { font-size: clamp(53px, 17vw, 76px); }
  .hero-subtitle { margin-top: 20px; font-size: 16px; }
  .hero-caption { right: 14px; bottom: 11px; }
  .hero-tags { max-width: 430px; }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .metric { min-height: 128px; padding: 18px; border-bottom: 1px solid var(--line); }
  .metric:nth-child(3) { border-left: 1px solid var(--line); }
  .metric strong { font-size: 28px; }
  .section { padding: 72px 0; }
  .section h2 { font-size: 34px; }
  .overview-layout, .composition-layout, .data-layout { grid-template-columns: 1fr; }
  .overview-layout { gap: 28px; }
  .taxonomy-grid { grid-template-columns: 1fr; }
  .taxonomy-item { min-height: auto; }
  .results-toolbar { align-items: stretch; flex-direction: column; }
  .results-actions { align-items: stretch; flex-direction: column; }
  .results-actions .button { width: fit-content; }
  .results-subhead { align-items: stretch; flex-direction: column; gap: 12px; }
  .result-select select { width: 100%; }
  .explorer-heading, .catalog-heading { align-items: start; flex-direction: column; }
  .preview-count { padding: 0; border: 0; }
  .media-grid { grid-template-columns: 1fr; }
  .media-panel + .media-panel { border-top: 1px solid #303842; border-left: 0; }
  .media-panel video { height: min(62vw, 330px); }
  .transport { grid-template-columns: 34px 34px auto 1fr auto; padding-inline: 10px; }
  .preview-grid { grid-template-columns: repeat(2, 1fr); }
  .preview-thumb { height: 120px; }
  .protocol-grid { grid-template-columns: 1fr; }
  .protocol-grid article { min-height: auto; }
  .catalog-toolbar { align-items: stretch; flex-direction: column; }
  .catalog-toolbar select { width: 100%; }
  .catalog-result-count { margin: 5px 0 0; }
  .footer-inner { align-items: start; flex-direction: column; }
}
@media (max-width: 430px) {
  .hero-actions .button { flex: 1 1 auto; }
  .hero-caption { display: none; }
  .metric { min-height: 118px; padding: 14px; }
  .metric strong { font-size: 25px; }
  .metric small { display: none; }
  .preview-grid { grid-template-columns: 1fr; }
  .preview-thumb { height: 165px; }
  .composition-summary { grid-template-columns: 1fr; }
  .split-stat.accent { grid-column: auto; }
  .bar-row { grid-template-columns: 112px 1fr 32px; gap: 8px; }
  .case-meta { grid-template-columns: 1fr 1fr; }
  .transport { grid-template-columns: 34px 34px 1fr auto; }
  .transport .timecode:first-of-type { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-video { display: none; }
}