:root {
  --color-surface: #fefefe;
  --color-surface-alt: #f5f5f5;
  --color-surface-deep: #e8e9e9;
  --color-ink: #474c52;
  --color-ink-soft: #6b727a;
  --color-ink-muted: #787f87;
  --color-line: #dddedf;
  --color-primary: #4279b8;
  --color-primary-ink: #ffffff;
  --color-primary-soft: #e4ebf4;
  --color-accent: #108479;
  --color-accent-ink: #ffffff;
  --color-highlight: #d3e8e6;
  --color-focus: #088276;
  --color-contrast-surface: #1b222a;
  --color-contrast-ink: #e4e5e7;
  --color-contrast-line: #474d54;
  --color-contrast-accent: #1ce3d0;
  --overlay-scrim: linear-gradient(180deg, rgba(27, 34, 42, 0.35) 0%, rgba(27, 34, 42, 0.72) 55%, rgba(27, 34, 42, 0.92) 100%);
  --font-heading: "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --text-xs: 11.4px;
  --text-sm: 14.3px;
  --text-base: 16px;
  --text-lg: 20.0px;
  --text-xl: 25.0px;
  --text-2xl: 31.2px;
  --text-3xl: 39.1px;
  --text-4xl: 48.8px;
  --text-display: clamp(36px, 7.5vw, 96px);
  --text-figure: clamp(30px, 5.4vw, 69px);
  --weight-heading: 682;
  --weight-body: 400;
  --leading-body: 1.74;
  --leading-heading: 1.27;
  --tracking-heading: 0.0em;
  --radius-sm: 7px;
  --radius-md: 10px;
  --radius-lg: 13px;
  --radius-pill: 999px;
  --border-thin: 1px;
  --border-thick: 1px;
  --shadow-1: 0 6px 18px rgba(71, 76, 82, 0.08);
  --shadow-2: 0 18px 44px rgba(71, 76, 82, 0.14);
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --container: 1220px;
  --measure: 69ch;
  --gutter: 16px;
  --section-y: 103px;
  --section-y-lg: 144px;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-body);
  line-height: var(--leading-body);
  color: var(--color-ink);
  background-color: var(--color-surface);
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
  word-break: normal;
  line-break: strict;
}
body.nav-open { overflow: hidden; }
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  text-wrap: balance;
}
p, figure, blockquote, dl, dd, pre { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font: inherit; color: inherit; background: none; border: 0; }
table { border-collapse: collapse; width: 100%; }
strong { font-weight: 600; color: var(--color-ink); }
hr { border: 0; border-top: var(--border-thin) solid var(--color-line); margin: 0; }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; border-radius: var(--radius-sm); }

/* ---------- layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-3);
}
.measure { max-width: var(--measure); }
.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
}
.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-9 { grid-column: span 9; }
.span-12 { grid-column: 1 / -1; }

.section {
  padding-block: var(--section-y);
  background-color: var(--color-surface);
  color: var(--color-ink);
}
.section--alt { background-color: var(--color-surface-alt); }
.section--deep {
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}
.section--lg { padding-block: var(--section-y-lg); }
.section--tight { padding-block: var(--space-6); }
.section--deep :is(h1, h2, h3, h4, h5, h6, strong) { color: var(--color-contrast-ink); }
.section--deep a { color: var(--color-contrast-accent); }
.section--deep :focus-visible { outline-color: var(--color-contrast-accent); }

/* ---------- type ---------- */
.type-display {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: var(--tracking-heading);
  text-transform: none;
}
.type-h2 { font-size: var(--text-2xl); font-weight: 600; }
.type-h3 { font-size: var(--text-xl); font-weight: 600; }
.type-h4 { font-size: var(--text-lg); font-weight: 500; }
.type-figure {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.figure {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  letter-spacing: 0;
}
.figure--accent {
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
}
.figure--live { color: var(--color-contrast-accent); animation: live-breathe 4s ease-in-out infinite; }
@keyframes live-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}
.eyebrow::before {
  content: "";
  width: 14px;
  height: 1px;
  background-color: var(--color-accent);
}
.lede {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-ink-soft);
  max-width: var(--measure);
}
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.section-head { display: grid; gap: var(--space-2); margin-bottom: var(--space-6); }
.section-head__title { font-size: var(--text-2xl); font-weight: 600; }
.section-head__lede { font-size: var(--text-base); color: var(--color-ink-soft); max-width: var(--measure); }
.section--deep .section-head__lede { color: var(--color-contrast-ink); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 12px 20px;
  border: var(--border-thin) solid transparent;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}
.btn:hover { text-decoration: none; }
.btn--primary { background-color: var(--color-primary); color: var(--color-primary-ink); }
.btn--primary:hover { background-color: color-mix(in srgb, var(--color-primary) 84%, #000); }
.btn--ghost {
  background-color: transparent;
  border-color: var(--color-line);
  color: var(--color-ink);
}
.btn--ghost:hover { background-color: var(--color-primary-soft); border-color: var(--color-primary); color: var(--color-primary); }
.btn--on-dark {
  background-color: transparent;
  border-color: var(--color-contrast-line);
  color: var(--color-contrast-ink);
}
.btn--on-dark:hover { background-color: var(--color-contrast-accent); border-color: var(--color-contrast-accent); color: var(--color-contrast-surface); }
.btn--sm { padding: 9px 14px; font-size: var(--text-sm); }
.btn--block { width: 100%; }

/* ---------- panels / cards ---------- */
.panel {
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  padding: var(--space-3);
}
.panel--flat { box-shadow: none; background-color: var(--color-surface-alt); }
.panel--deep {
  background-color: var(--color-contrast-surface);
  border-color: var(--color-contrast-line);
  color: var(--color-contrast-ink);
  box-shadow: var(--shadow-2);
}
.panel__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-line);
}
.panel--deep .panel__head { border-bottom-color: var(--color-contrast-line); }
.panel__title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  font-weight: 500;
}
.panel--deep .panel__title { color: var(--color-contrast-accent); }
.panel__body { display: grid; gap: var(--space-2); }
.card {
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}
.card__body { display: grid; gap: var(--space-1); padding: var(--space-3); }

/* ---------- table ---------- */
.data-table { width: 100%; font-size: var(--text-sm); }
.data-table th, .data-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: var(--border-thin) solid var(--color-line);
  vertical-align: middle;
}
.data-table thead th {
  background-color: var(--color-surface-deep);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  white-space: nowrap;
}
.data-table tbody tr:hover { background-color: var(--color-primary-soft); }
.data-table__num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; text-align: right; }
.panel--deep .data-table { color: var(--color-contrast-ink); }
.panel--deep .data-table th, .panel--deep .data-table td { border-bottom-color: var(--color-contrast-line); }
.panel--deep .data-table thead th { background-color: color-mix(in srgb, var(--color-contrast-ink) 10%, transparent); color: var(--color-contrast-ink); }
.panel--deep .data-table tbody tr:hover { background-color: color-mix(in srgb, var(--color-contrast-accent) 12%, transparent); }

/* ---------- tags ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface-deep);
  color: var(--color-ink-soft);
  font-size: var(--text-xs);
  font-weight: 500;
}
.tag--accent {
  background-color: var(--color-highlight);
  border-color: color-mix(in srgb, var(--color-accent) 35%, transparent);
  color: color-mix(in srgb, var(--color-accent) 80%, #000);
}
.tag--quiet { background-color: transparent; border-color: transparent; color: var(--color-ink-muted); padding-inline: 0; }

/* ---------- quote ---------- */
.pull-quote {
  position: relative;
  padding: var(--space-2) 0 var(--space-2) var(--space-4);
  border-left: 3px solid var(--color-highlight);
  background-color: color-mix(in srgb, var(--color-highlight) 45%, transparent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-ink);
}
.pull-quote::before {
  content: "\201C";
  position: absolute;
  left: 10px;
  top: 0;
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  line-height: 1;
  color: var(--color-accent);
  opacity: 0.45;
}
.pull-quote > :first-child { margin-top: 0; }
.section--deep .pull-quote {
  background-color: color-mix(in srgb, var(--color-contrast-accent) 10%, transparent);
  border-left-color: var(--color-contrast-accent);
  color: var(--color-contrast-ink);
}

/* ---------- media ---------- */
.media {
  position: relative;
  overflow: hidden;
  border-radius: 0;
  background-color: var(--color-surface-deep);
}
.media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }
.media--tall { aspect-ratio: 3 / 4; }
.media--flush { border-top-left-radius: 0; border-bottom-left-radius: 0; }
.media__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
  pointer-events: none;
}
.media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-3);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  line-height: 1.5;
}

/* ---------- breadcrumbs / index rail ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
}
.breadcrumbs__item { display: inline-flex; align-items: center; gap: var(--space-1); }
.breadcrumbs__item + .breadcrumbs__item::before { content: "/"; color: var(--color-line); }
.breadcrumbs__item a { color: var(--color-ink-soft); }
.breadcrumbs__item [aria-current="page"] { color: var(--color-accent); }
.index-rail { display: none; }
.index-rail__link {
  display: block;
  padding: 7px 12px;
  border-left: 2px solid var(--color-line);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  text-decoration: none;
  transition: color 0.16s ease, border-color 0.16s ease, background-color 0.16s ease;
}
.index-rail__link:hover { color: var(--color-primary); text-decoration: none; }
.index-rail__link[aria-current="true"] {
  border-left-color: var(--color-accent);
  background-color: var(--color-primary-soft);
  color: var(--color-ink);
}

/* ---------- reveal / to-top ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.4s ease, transform 0.4s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.to-top {
  position: fixed;
  right: var(--space-3);
  bottom: var(--space-3);
  z-index: 55;
  display: none;
  place-items: center;
  width: 44px;
  height: 44px;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
  color: var(--color-ink);
  box-shadow: var(--shadow-1);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}
.to-top[data-visible] { display: grid; }
.to-top:hover { background-color: var(--color-primary); color: var(--color-primary-ink); border-color: var(--color-primary); }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background-color: var(--color-surface);
  border-bottom: var(--border-thin) solid var(--color-line);
  transition: box-shadow 0.2s ease;
}
.site-header[data-condensed] { box-shadow: var(--shadow-1); }
.skip-link {
  position: absolute;
  left: var(--space-3);
  top: -80px;
  z-index: 90;
  padding: 10px 18px;
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: top 0.16s ease;
}
.skip-link:focus { top: var(--space-2); text-decoration: none; }
.header-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background-color: color-mix(in srgb, var(--color-primary) 12%, transparent);
  overflow: hidden;
}
.header-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background-image: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width 0.12s linear;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 74px;
  padding-block: var(--space-2);
  transition: min-height 0.2s ease;
}
.site-header[data-condensed] .header-inner { min-height: 58px; }

.brand { display: inline-flex; align-items: center; gap: var(--space-2); flex: 0 0 auto; text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background-image: linear-gradient(140deg, var(--color-primary), var(--color-accent));
  box-shadow: var(--shadow-1);
}
.brand__mark-core {
  width: 12px;
  height: 12px;
  border: 2px solid var(--color-primary-ink);
  border-radius: var(--radius-pill);
}
.brand__text { display: grid; gap: 1px; }
.brand__name { font-size: var(--text-base); font-weight: 600; color: var(--color-ink); line-height: 1.2; }
.brand__sub {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
  line-height: 1.2;
}

.header-status {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-alt);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  white-space: nowrap;
}
.header-status__key { color: var(--color-ink-muted); letter-spacing: 0.06em; }
.header-status__value { color: var(--color-ink); font-weight: 500; border-bottom: 1px solid var(--color-accent); }

.site-nav { display: flex; flex: 1 1 auto; justify-content: center; }
.site-nav__list { display: flex; align-items: center; gap: 2px; }
.site-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 13px;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink-soft);
  text-decoration: none;
  transition: background-color 0.16s ease, color 0.16s ease;
}
.site-nav__link::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: var(--radius-pill);
  background-color: currentColor;
  opacity: 0.3;
}
.site-nav__link:hover { background-color: var(--color-primary-soft); color: var(--color-primary); text-decoration: none; }
.site-nav__link[aria-current="page"] { background-color: var(--color-primary); color: var(--color-primary-ink); }
.site-nav__link[aria-current="page"]::before { opacity: 1; background-color: var(--color-primary-ink); }
.site-nav__foot { display: none; }
.site-nav__phone { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--color-ink); }
.site-nav__note { font-size: var(--text-xs); color: var(--color-ink-muted); }

.header-actions { display: flex; align-items: center; gap: var(--space-2); flex: 0 0 auto; margin-left: auto; }
.header-phone {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
  color: var(--color-ink-soft);
  white-space: nowrap;
}
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-deep);
  color: var(--color-ink);
  cursor: pointer;
}
.nav-toggle__bars { position: relative; width: 16px; height: 10px; }
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background-color: currentColor;
  transition: transform 0.2s ease;
}
.nav-toggle__bars::before { top: 0; }
.nav-toggle__bars::after { bottom: 0; }
.site-header[data-open] .nav-toggle__bars::before { transform: translateY(4px) rotate(45deg); }
.site-header[data-open] .nav-toggle__bars::after { transform: translateY(-4px) rotate(-45deg); }
.nav-toggle__text { font-size: var(--text-xs); letter-spacing: 0.08em; font-family: var(--font-mono); }

/* ---------- footer ---------- */
.site-footer {
  background-color: var(--color-surface-alt);
  border-top: var(--border-thin) solid var(--color-line);
  padding-block: var(--space-8) var(--space-4);
  color: var(--color-ink);
}
.footer-brand {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.footer-brand__text { display: grid; gap: var(--space-1); max-width: var(--measure); }
.footer-brand__name { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 600; color: var(--color-ink); line-height: 1.2; }
.footer-brand__tag { font-size: var(--text-sm); color: var(--color-ink-soft); }
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--gutter);
}
.footer-panel {
  display: grid;
  align-content: start;
  gap: var(--space-2);
  padding: var(--space-3);
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}
.footer-panel__title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}
.footer-panel__list { display: grid; gap: var(--space-1); }
.footer-panel__link { font-size: var(--text-sm); color: var(--color-ink); }
.footer-panel__link:hover { color: var(--color-primary); }
.footer-panel__value { font-size: var(--text-sm); color: var(--color-ink); }
.footer-panel__value--mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.footer-panel__note { font-size: var(--text-xs); color: var(--color-ink-muted); line-height: 1.6; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
}
.footer-bottom__meta { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-ink-muted); }

/* ---------- responsive ---------- */
@media (min-width: 1080px) {
  .header-status { display: inline-flex; }
}
@media (min-width: 1200px) {
  .index-rail { display: grid; gap: 2px; position: sticky; top: 108px; align-self: start; }
}
@media (max-width: 1024px) {
  .nav-toggle { display: inline-flex; }
  .header-phone { display: none; }
  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: auto;
    z-index: 70;
    width: min(340px, 86vw);
    flex-direction: column;
    justify-content: flex-start;
    padding: calc(74px + var(--space-4)) var(--space-3) var(--space-4);
    background-color: var(--color-surface);
    border-left: var(--border-thin) solid var(--color-line);
    box-shadow: var(--shadow-2);
    overflow-y: auto;
    transform: translateX(102%);
    transition: transform 0.24s ease;
  }
  .site-nav[data-open] { transform: translateX(0); }
  .site-nav__list { flex-direction: column; align-items: stretch; gap: 4px; width: 100%; }
  .site-nav__link {
    width: 100%;
    justify-content: flex-start;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-size: var(--text-lg);
  }
  .site-nav__foot {
    display: grid;
    gap: 6px;
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: var(--border-thin) solid var(--color-line);
  }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
  :root { --section-y: 72px; --section-y-lg: 88px; }
  .span-3, .span-4, .span-5, .span-6, .span-7, .span-8, .span-9 { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .header-inner { min-height: 62px; }
  .brand__sub { display: none; }
  .brand { gap: 10px; }
  .btn--sm { padding: 8px 12px; }
  .footer-brand { align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { justify-content: flex-start; }
  .pull-quote { padding-left: var(--space-3); }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .figure--live { animation: none; }
}