:root {
  --color-surface: #fcfcfc;
  --color-surface-alt: #f3f3f3;
  --color-surface-deep: #e6e7e7;
  --color-ink: #454a4f;
  --color-ink-soft: #697077;
  --color-ink-muted: #798086;
  --color-line: #dbdcdd;
  --color-primary: #4378ac;
  --color-primary-ink: #ffffff;
  --color-primary-soft: #e2eaf1;
  --color-accent: #cf3087;
  --color-accent-ink: #ffffff;
  --color-highlight: #f4d7e7;
  --color-focus: #d32283;
  --color-contrast-surface: #13181d;
  --color-contrast-ink: #e4e6e7;
  --color-contrast-line: #414549;
  --color-contrast-accent: #d54d98;
  --overlay-scrim: linear-gradient(180deg, rgba(19, 24, 29, 0.35) 0%, rgba(19, 24, 29, 0.72) 55%, rgba(19, 24, 29, 0.92) 100%);
  --font-heading: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-body: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --text-xs: 11.4px;
  --text-sm: 13.7px;
  --text-base: 15px;
  --text-lg: 18.0px;
  --text-xl: 21.6px;
  --text-2xl: 25.9px;
  --text-3xl: 31.1px;
  --text-4xl: 37.3px;
  --text-display: clamp(34px, 4.3vw, 55px);
  --text-figure: clamp(28px, 3.1vw, 40px);
  --weight-heading: 652;
  --weight-body: 400;
  --leading-body: 1.69;
  --leading-heading: 1.22;
  --tracking-heading: 0.009em;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 7px;
  --radius-pill: 7px;
  --border-thin: 1px;
  --border-thick: 1px;
  --shadow-1: 0 1px 0 rgba(69, 74, 79, 0.12);
  --shadow-2: 0 2px 0 rgba(69, 74, 79, 0.18);
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --container: 1160px;
  --measure: 66ch;
  --gutter: 24px;
  --section-y: 81px;
  --section-y-lg: 113px;
}

/* ---------- reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg,
video { max-width: 100%; height: auto; }

a { color: var(--color-primary); }

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: color-mix(in srgb, var(--color-ink) 72%, var(--color-contrast-surface));
  text-wrap: pretty;
}

p { margin: 0 0 var(--space-2); }
ul, ol { margin: 0; padding: 0; }

button { font: inherit; color: inherit; }

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

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

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
}

/* ---------- skip link ---------- */
.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -72px;
  z-index: 200;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: top 0.18s ease;
}
.skip-link:focus { top: var(--space-2); }

/* ---------- header / rail navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: var(--color-surface);
  border-bottom: var(--border-thin) dotted var(--color-line);
}

.rail {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "brand toggle"
    "nav nav"
    "foot foot";
  align-items: center;
  gap: 0 var(--space-2);
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 10px var(--gutter);
}

.rail__progress { display: none; }

.rail__brand {
  grid-area: brand;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}

.brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-primary-ink);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.brand__name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  line-height: 1.15;
  letter-spacing: var(--tracking-heading);
  color: color-mix(in srgb, var(--color-ink) 78%, var(--color-contrast-surface));
  white-space: nowrap;
}

.brand__sub {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.2;
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
  white-space: nowrap;
}

.rail__tagline { display: none; }

.nav-toggle {
  grid-area: toggle;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 9px 12px;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  cursor: pointer;
}

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  width: 14px;
}

.nav-toggle__bar {
  display: block;
  height: 1px;
  background: currentColor;
  transition: transform 0.2s ease;
}

.site-header[data-open] .nav-toggle__bar:first-child { transform: translateY(2px) rotate(45deg); }
.site-header[data-open] .nav-toggle__bar:last-child { transform: translateY(-2px) rotate(-45deg); }

.rail__nav {
  grid-area: nav;
  display: none;
  padding-top: var(--space-2);
  margin-top: var(--space-2);
  border-top: var(--border-thin) dotted var(--color-line);
}

.site-header[data-open] .rail__nav {
  display: block;
  animation: railDrop 0.22s ease both;
}

@keyframes railDrop {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

.rail__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.rail__list::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  bottom: 3px;
  border-left: var(--border-thin) dotted var(--color-line);
}

.rail__item { position: relative; }

.rail__link {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 9px 6px 9px 0;
  border-radius: var(--radius-sm);
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  line-height: 1.4;
  text-decoration: none;
  transition: color 0.18s ease;
}

.rail__node {
  position: relative;
  z-index: 1;
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 5px;
  border-radius: 50%;
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface);
  box-shadow: 0 0 0 4px var(--color-surface);
  transition: background 0.18s ease, border-color 0.18s ease;
}

.rail__label { flex: 1 1 auto; }

.rail__link:hover { color: var(--color-primary); }
.rail__link:hover .rail__node {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.rail__link[aria-current="page"] {
  color: color-mix(in srgb, var(--color-ink) 76%, var(--color-contrast-surface));
  font-weight: var(--weight-heading);
}
.rail__link[aria-current="page"] .rail__node {
  background: var(--color-focus);
  border-color: var(--color-focus);
}

.rail__foot {
  grid-area: foot;
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-2);
}

.site-header[data-open] .rail__foot { display: flex; }

.rail__cta { justify-content: center; width: 100%; }

.rail__meta {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  letter-spacing: 0.04em;
}

.rail__meta-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
}

@media (min-width: 640px) {
  .rail__tagline {
    display: block;
    margin: 0;
    max-width: 30ch;
    font-size: var(--text-xs);
    line-height: 1.55;
    color: var(--color-ink-muted);
  }
}

@media (min-width: 1024px) {
  body { padding-left: 264px; }

  .site-header {
    position: fixed;
    inset: 0 auto 0 0;
    width: 264px;
    height: 100%;
    border-bottom: 0;
    border-right: var(--border-thin) dotted var(--color-line);
    overflow: hidden;
  }

  .rail {
    display: flex;
    flex-direction: column;
    height: 100%;
    max-width: none;
    margin: 0;
    padding: var(--space-6) var(--space-4) var(--space-4);
    gap: 0;
  }

  .rail__progress {
    display: block;
    position: absolute;
    top: 0;
    right: -1px;
    width: 1px;
    height: 0;
    background: var(--color-accent);
    transition: height 0.12s linear;
  }

  .rail__brand {
    padding-bottom: var(--space-3);
    border-bottom: var(--border-thin) dotted var(--color-line);
  }

  .rail__tagline { max-width: 24ch; }

  .nav-toggle { display: none; }

  .rail__nav {
    display: block;
    flex: 1 1 auto;
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: var(--border-thin) dotted var(--color-line);
    overflow-y: auto;
  }

  .rail__foot {
    display: flex;
    padding-top: var(--space-3);
    border-top: var(--border-thin) dotted var(--color-line);
  }

  .rail__link { font-size: var(--text-sm); padding: 10px 6px 10px 0; }
}

/* ---------- footer ---------- */
.site-footer {
  margin-top: 0;
  padding: var(--section-y) 0 var(--space-4);
  background: var(--color-surface-alt);
  color: var(--color-ink);
}

.footer__axis {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 10px;
  margin-bottom: var(--space-6);
}

.footer__axis::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  border-top: var(--border-thin) dotted var(--color-line);
}

.footer__axis-node {
  position: relative;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-surface-alt);
  border: var(--border-thin) solid var(--color-primary);
}

.footer__axis-node:nth-child(2n) { border-color: var(--color-accent); }

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6) var(--space-3);
}

.footer__col { min-width: 0; }

.footer__col--brand { display: flex; flex-direction: column; }

.brand--footer { margin-bottom: var(--space-2); }
.brand--footer .brand__name { font-size: var(--text-lg); }

.footer__heading {
  position: relative;
  margin: 0 0 var(--space-2);
  padding-left: 10px;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: 0.04em;
  color: color-mix(in srgb, var(--color-ink) 78%, var(--color-contrast-surface));
}

.footer__heading::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 2px;
  background: var(--color-primary);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) dotted transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.footer__link:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.footer__text {
  margin: 0 0 10px;
  max-width: 46ch;
  font-size: var(--text-sm);
  line-height: 1.72;
  color: var(--color-ink-soft);
}

.footer__text--mono {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.03em;
  color: var(--color-ink-muted);
}

.footer__contact-line {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-ink-soft);
}

.footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2) var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-3);
  border-top: var(--border-thin) dotted var(--color-line);
}

.footer__copy {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

@media (min-width: 760px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1.4fr 1fr 1.3fr 1.1fr;
    gap: var(--space-6) var(--space-4);
  }
}

/* ---------- layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); }
.section--lg { padding-block: var(--section-y-lg); }
.section--alt { background: var(--color-surface-alt); }

.section--contrast {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}
.section--contrast h1,
.section--contrast h2,
.section--contrast h3,
.section--contrast .section__title { color: var(--color-contrast-ink); }
.section--contrast .lede { color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent); }
.section--contrast .timeline {
  --node-halo: var(--color-contrast-surface);
  --axis-color: var(--color-contrast-line);
}
.section--contrast a { color: var(--color-contrast-ink); }

.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.eyebrow::before {
  content: "";
  width: 16px;
  border-top: 2px solid var(--color-accent);
}

.section__title {
  margin: 0;
  font-size: var(--text-2xl);
}

.lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.prose p {
  margin: 0 0 var(--space-2);
  max-width: var(--measure);
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 760px) {
  .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.stack > * + * { margin-top: var(--space-2); }

.rule-dotted {
  border: 0;
  border-top: var(--border-thin) dotted var(--color-line);
  margin: var(--space-4) 0;
}

/* ---------- timeline ---------- */
.timeline {
  --node-halo: var(--color-surface);
  --axis-color: var(--color-line);
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--space-4);
}

.section--alt .timeline { --node-halo: var(--color-surface-alt); }

.timeline::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 6px;
  bottom: 6px;
  border-left: var(--border-thin) dotted var(--axis-color);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-6);
}

.timeline__item:last-child { padding-bottom: 0; }

.timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-4));
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  box-shadow: 0 0 0 4px var(--node-halo);
  z-index: 1;
}

.timeline__item--start::before {
  background: var(--color-contrast-surface);
  border-color: var(--color-contrast-surface);
  border-radius: 2px;
}

.timeline__item--round::before {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.timeline__item--award::before {
  background: var(--color-accent);
  border-color: var(--color-accent);
  border-radius: 2px;
  transform: rotate(45deg);
}

.timeline__item--note::before {
  background: var(--node-halo);
  border-color: var(--color-accent);
}

.timeline__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

@media (min-width: 760px) {
  .timeline__row { grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); }
}

.timeline__title {
  margin: 0 0 6px;
  font-size: var(--text-lg);
}

.timeline__text {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.timeline__aside {
  padding-left: 12px;
  border-left: 2px solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

.tick {
  display: inline-block;
  padding: 3px 7px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-deep);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
}

.tick--accent {
  background: var(--color-highlight);
  color: color-mix(in srgb, var(--color-accent) 78%, var(--color-contrast-surface));
}

/* ---------- data ---------- */
.scoreline {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-xl);
  letter-spacing: 0.02em;
  color: color-mix(in srgb, var(--color-ink) 78%, var(--color-contrast-surface));
}

.scoreline--lg { font-size: var(--text-figure); }

.scoreline__sep {
  font-size: 0.75em;
  color: var(--color-ink-muted);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}

.data-table caption {
  caption-side: top;
  padding-bottom: 8px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--color-ink-muted);
}

.data-table th,
.data-table td {
  padding: 9px 12px;
  text-align: left;
  border-bottom: var(--border-thin) dotted var(--color-line);
}

.data-table thead th {
  background: var(--color-surface-deep);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  color: color-mix(in srgb, var(--color-ink) 78%, var(--color-contrast-surface));
  white-space: nowrap;
}

.data-table tbody tr:hover { background: var(--color-highlight); }

.data-table td.num,
.data-table th.num {
  font-family: var(--font-mono);
  text-align: right;
}

/* ---------- panels & markers ---------- */
.panel {
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.panel--aside { background: var(--color-surface-alt); }

.panel--contrast {
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.card {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.card--deep { background: var(--color-surface-deep); }

.card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.card__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.bar-accent {
  padding-left: var(--space-2);
  border-left: 2px solid var(--color-accent);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: color-mix(in srgb, var(--color-primary) 72%, var(--color-contrast-surface));
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
}

.tag--award {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-xs);
}

/* ---------- qa ---------- */
.qa { display: flex; flex-direction: column; }

.qa__item {
  border-top: var(--border-thin) dotted var(--color-line);
}

.qa__item:last-child { border-bottom: var(--border-thin) dotted var(--color-line); }

.qa__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  line-height: 1.4;
  color: color-mix(in srgb, var(--color-ink) 78%, var(--color-contrast-surface));
}

.qa__q::-webkit-details-marker { display: none; }

.qa__q::after {
  content: "＋";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  color: var(--color-primary);
}

.qa__item[open] .qa__q::after {
  content: "－";
  color: var(--color-accent);
}

.qa__a {
  margin: 0;
  padding: 0 var(--space-3) var(--space-3) 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

/* ---------- compare ---------- */
.compare { display: block; }

.compare__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-2);
  border-top: var(--border-thin) dotted var(--color-line);
  transition: background 0.16s ease;
}

.compare__row:last-child { border-bottom: var(--border-thin) dotted var(--color-line); }

@media (min-width: 760px) {
  .compare__row { grid-template-columns: 1.15fr 1fr 1fr; align-items: start; }
}

.compare__row:hover { background: color-mix(in srgb, var(--color-primary-soft) 55%, transparent); }

.compare__cell {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.compare__cell--lead {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  color: color-mix(in srgb, var(--color-ink) 78%, var(--color-contrast-surface));
}

.compare__cell--pick {
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: color-mix(in srgb, var(--color-primary) 74%, var(--color-contrast-surface));
}

/* ---------- figure ---------- */
.figure {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
}

.figure__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-surface-deep);
  aspect-ratio: 16 / 9;
}

.figure__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.figure__media--overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
  pointer-events: none;
}

.figure__overlay-text {
  position: absolute;
  left: var(--space-2);
  right: var(--space-2);
  bottom: var(--space-2);
  z-index: 2;
  margin: 0;
  color: var(--color-primary-ink);
  font-size: var(--text-sm);
  line-height: 1.5;
}

.figure__tag {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  z-index: 2;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
}

.figure__caption {
  position: relative;
  padding-left: 12px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.7;
  letter-spacing: 0.03em;
  color: var(--color-ink-muted);
}

.figure__caption::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--color-accent);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  min-height: 38px;
  padding: 8px 16px;
  border: var(--border-thin) solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  color: color-mix(in srgb, var(--color-ink) 78%, var(--color-contrast-surface));
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.btn--primary:hover {
  background: color-mix(in srgb, var(--color-primary) 84%, var(--color-contrast-surface));
}

.btn--ghost {
  border-color: var(--color-line);
  background: var(--color-surface);
  color: var(--color-primary);
}

.btn--ghost:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

/* ---------- breadcrumbs ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: var(--space-3) 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.breadcrumbs a {
  color: var(--color-ink-soft);
  text-decoration: none;
}

.breadcrumbs a:hover { color: var(--color-primary); }

.breadcrumbs__sep { color: var(--color-line); }

/* ---------- motion ---------- */
[data-reveal] {
  transition: opacity 0.55s ease, transform 0.55s ease;
}

html[data-motion="on"] [data-reveal]:not(.is-visible) {
  opacity: 0;
  transform: translateY(12px);
}

@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;
    transition-delay: 0ms !important;
  }

  [data-reveal],
  html[data-motion="on"] [data-reveal]:not(.is-visible) {
    opacity: 1;
    transform: none;
  }
}