:root {
  --color-surface: #fbfbfb;
  --color-surface-alt: #f1f1f1;
  --color-surface-deep: #e3e3e3;
  --color-ink: #37332f;
  --color-ink-soft: #645f59;
  --color-ink-muted: #807b74;
  --color-line: #d8d7d6;
  --color-primary: #a86314;
  --color-primary-ink: #ffffff;
  --color-primary-soft: #efe6db;
  --color-accent: #2975d6;
  --color-accent-ink: #ffffff;
  --color-highlight: #d5e3f4;
  --color-focus: #1b6fda;
  --color-contrast-surface: #1c150d;
  --color-contrast-ink: #e7e6e4;
  --color-contrast-line: #49433c;
  --color-contrast-accent: #3a80da;
  --overlay-scrim: linear-gradient(180deg, rgba(28, 21, 13, 0.35) 0%, rgba(28, 21, 13, 0.72) 55%, rgba(28, 21, 13, 0.92) 100%);
  --font-heading: "Source Han Sans SC", "Noto Sans SC", SimHei, "Microsoft YaHei", sans-serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-mono: ui-monospace, Menlo, Consolas, monospace;
  --text-xs: 9.3px;
  --text-sm: 13.9px;
  --text-base: 17px;
  --text-lg: 25.5px;
  --text-xl: 38.2px;
  --text-2xl: 57.4px;
  --text-3xl: 86.1px;
  --text-4xl: 129.1px;
  --text-display: clamp(57px, 11.8vw, 151px);
  --text-figure: clamp(48px, 8.5vw, 109px);
  --weight-heading: 855;
  --weight-body: 400;
  --leading-body: 1.63;
  --leading-heading: 1.18;
  --tracking-heading: -0.02em;
  --radius-sm: 3px;
  --radius-md: 3px;
  --radius-lg: 3px;
  --radius-pill: 3px;
  --border-thin: 2px;
  --border-thick: 2px;
  --shadow-1: 4px 4px 0 #37332f;
  --shadow-2: 8px 8px 0 #37332f;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --container: 1240px;
  --measure: 66ch;
  --gutter: 24px;
  --section-y: 73px;
  --section-y-lg: 102px;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

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

img, svg, video, canvas { display: block; max-width: 100%; }

button, input, select, textarea { font: inherit; color: inherit; }

a { color: var(--color-accent); text-decoration-thickness: 2px; text-underline-offset: 3px; }

p { margin: 0 0 var(--space-2); }

ul, ol { margin: 0 0 var(--space-3); padding-left: 1.15em; }
li { margin-bottom: 4px; }

hr { border: 0; border-top: var(--border-thin) solid var(--color-line); margin: var(--space-4) 0; }

::selection { background: var(--color-highlight); color: var(--color-ink); }

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

.site-header :focus-visible,
.site-footer :focus-visible,
.section--contrast :focus-visible,
.section--primary :focus-visible,
.section--accent :focus-visible {
  outline-color: var(--color-contrast-accent);
}

/* ---------- typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  margin: 0 0 var(--space-2);
  text-wrap: balance;
}

h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }
h4 { font-size: var(--text-base); }

.display {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: calc(var(--leading-heading) * 0.8);
  letter-spacing: -0.045em;
  margin: 0;
}

.figure {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 0.92;
  letter-spacing: -0.035em;
  font-variant-numeric: tabular-nums;
  display: block;
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.lede {
  font-size: var(--text-lg);
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.section--contrast .lede,
.section--primary .lede,
.section--accent .lede { color: inherit; opacity: 0.86; }

.measure { max-width: var(--measure); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin: 0 0 var(--space-2);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: var(--border-thick);
  background: currentColor;
  display: inline-block;
}

.section--primary .eyebrow,
.section--accent .eyebrow,
.section--contrast .eyebrow { color: inherit; opacity: 0.9; }

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

.grid-12 {
  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-12 { grid-column: span 12; }

.stack { display: flex; flex-direction: column; gap: var(--space-3); }

/* ---------- sections ---------- */
.section {
  position: relative;
  padding-block: var(--section-y);
}

.section--lg { padding-block: var(--section-y-lg); }

.section--paper { background: var(--color-surface); }
.section--alt { background: var(--color-surface-alt); }
.section--deep { background: var(--color-surface-deep); }
.section--primary { background: var(--color-primary); color: var(--color-primary-ink); }
.section--accent { background: var(--color-accent); color: var(--color-accent-ink); }
.section--contrast { background: var(--color-contrast-surface); color: var(--color-contrast-ink); }

.section--slant-a { clip-path: polygon(0 0, 100% 34px, 100% 100%, 0 calc(100% - 34px)); }
.section--slant-b { clip-path: polygon(0 34px, 100% 0, 100% calc(100% - 34px), 0 100%); }

.section--primary a,
.section--accent a,
.section--contrast a { color: inherit; }

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.section-head > * { margin-bottom: 0; }

/* ---------- header ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: var(--space-2) var(--space-3);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  text-decoration: none;
  border: var(--border-thick) solid var(--color-contrast-ink);
}

.skip-link:focus {
  left: var(--space-2);
  top: var(--space-2);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-bottom: var(--border-thick) solid var(--color-contrast-line);
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--color-primary) 0%,
    var(--color-primary) 54%,
    var(--color-accent) 54%,
    var(--color-accent) 100%
  );
  clip-path: polygon(0 0, 100% 0, calc(100% - 26px) 100%, 0 100%);
  pointer-events: none;
  transition: height 0.2s ease;
}

.site-header.is-scrolled { box-shadow: 0 8px 0 color-mix(in srgb, var(--color-contrast-accent) 40%, transparent); }
.site-header.is-scrolled::after { height: 8px; }

.site-header--overlay:not(.is-scrolled) {
  background: color-mix(in srgb, var(--color-contrast-surface) 35%, transparent);
  border-bottom-color: transparent;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 78px;
  padding-block: var(--space-2);
  transition: min-height 0.2s ease;
}

.site-header.is-scrolled .header-inner { min-height: 66px; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  flex: 0 0 auto;
  color: var(--color-contrast-ink);
  text-decoration: none;
}

.brand-mark {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 38px;
  background: var(--color-primary);
  clip-path: polygon(0 0, 100% 22%, 100% 100%, 0 78%);
  flex: 0 0 auto;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 9px 7px 9px 12px;
  background: var(--color-accent);
  clip-path: polygon(0 0, 100% 20%, 100% 100%, 0 80%);
}

.brand-text { display: flex; flex-direction: column; gap: 1px; }

.brand-name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.brand-tagline {
  font-size: var(--text-xs);
  letter-spacing: 0.03em;
  line-height: 1.2;
  color: color-mix(in srgb, var(--color-contrast-ink) 68%, var(--color-contrast-surface));
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list li { margin: 0; }

.nav-link {
  display: inline-block;
  padding: 8px 12px;
  font-size: var(--text-sm);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  letter-spacing: -0.01em;
  color: var(--color-contrast-ink);
  text-decoration: none;
  border-radius: var(--radius-sm);
  border-bottom: var(--border-thin) solid transparent;
  transition: background-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  background: color-mix(in srgb, var(--color-contrast-accent) 28%, transparent);
  transform: translateY(-2px);
}

.nav-link[aria-current="page"] {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  border-bottom-color: var(--color-contrast-ink);
}

.nav-cta {
  display: inline-block;
  padding: 10px 18px;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
  background: var(--color-primary);
  color: var(--color-primary-ink);
  border: var(--border-thin) solid var(--color-primary-ink);
  border-radius: var(--radius-sm);
  box-shadow: 4px 4px 0 var(--color-contrast-accent);
  transition: transform 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--color-contrast-accent);
  background: color-mix(in srgb, var(--color-primary) 82%, var(--color-accent));
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
  padding: 9px 14px;
  background: transparent;
  color: var(--color-contrast-ink);
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  cursor: pointer;
}

.nav-toggle:hover { border-color: var(--color-accent); }

.nav-toggle-bars {
  position: relative;
  display: inline-block;
  width: 18px;
  height: 12px;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: var(--border-thin);
  background: currentColor;
  transition: transform 0.2s ease;
}

.nav-toggle-bars::before { top: 0; }
.nav-toggle-bars::after { bottom: 0; }

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-5px) rotate(-45deg); }

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 90;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
  pointer-events: none;
}

/* ---------- footer ---------- */
.site-footer {
  position: relative;
  margin-top: 44px;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -44px;
  height: 44px;
  background: linear-gradient(
    90deg,
    var(--color-primary) 0%,
    var(--color-primary) 58%,
    var(--color-accent) 58%,
    var(--color-accent) 100%
  );
  clip-path: polygon(0 100%, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.footer-inner {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-4);
  padding-block: var(--section-y-lg) var(--space-6);
}

.footer-lead {
  grid-column: 1 / 5;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
}

.footer-brand {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  letter-spacing: -0.03em;
  color: var(--color-contrast-ink);
  text-decoration: none;
  border-bottom: var(--border-thick) solid var(--color-primary);
  padding-bottom: 2px;
}

.footer-tagline {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: color-mix(in srgb, var(--color-contrast-ink) 72%, var(--color-contrast-surface));
  max-width: 30ch;
}

.footer-lead .btn { margin-top: var(--space-1); }

.footer-nav {
  grid-column: 5 / 13;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
}

.footer-col-title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  margin: 0 0 var(--space-2);
  padding-bottom: 6px;
  color: var(--color-contrast-ink);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.footer-col-title::after {
  content: "";
  display: block;
  width: 26px;
  height: var(--border-thick);
  margin-top: -2px;
  background: var(--color-accent);
}

.footer-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links li { margin: 0 0 6px; }

.footer-links a {
  font-size: var(--text-sm);
  line-height: 1.5;
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, var(--color-contrast-surface));
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--color-contrast-ink);
  text-decoration: underline;
  text-decoration-color: var(--color-primary);
}

.footer-card {
  grid-column: span 6;
  padding: var(--space-3);
  background: color-mix(in srgb, var(--color-contrast-line) 40%, var(--color-contrast-surface));
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  box-shadow: 6px 6px 0 color-mix(in srgb, var(--color-contrast-surface) 70%, var(--color-primary));
}

.footer-card-title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2);
  color: var(--color-contrast-ink);
}

.footer-contact-list {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px var(--space-2);
  margin: 0;
  font-size: var(--text-sm);
}

.footer-contact-list dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, var(--color-contrast-surface));
  padding-top: 3px;
}

.footer-contact-list dd {
  margin: 0;
  color: var(--color-contrast-ink);
  font-family: var(--font-mono);
  word-break: break-word;
}

.footer-note p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, var(--color-contrast-surface));
}

.footer-legal {
  grid-column: 1 / 13;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-legal-links li { margin: 0; }

.footer-legal-links a {
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  padding-bottom: 2px;
}

.footer-legal-links a:hover,
.footer-legal-links a:focus-visible { border-bottom-color: var(--color-accent); }

.footer-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: color-mix(in srgb, var(--color-contrast-ink) 66%, var(--color-contrast-surface));
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 12px 22px;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
  line-height: 1.2;
  text-decoration: none;
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  box-shadow: var(--shadow-1);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-2);
}

.btn:active {
  transform: translate(0, 0);
  box-shadow: var(--shadow-1);
}

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

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

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

.section--contrast .btn--ghost,
.site-footer .btn--ghost {
  color: var(--color-contrast-ink);
  border-color: var(--color-contrast-line);
}

/* ---------- tags & chips ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--color-primary-soft);
  color: var(--color-ink);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

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

.tag--contrast {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-color: var(--color-contrast-line);
}

/* ---------- breadcrumbs ---------- */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0 0 var(--space-3);
  padding: 0;
  list-style: none;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.crumbs li { margin: 0; }

.crumbs li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
}

.crumbs a {
  color: var(--color-accent);
  text-decoration: none;
}

.crumbs a:hover { text-decoration: underline; }

.crumbs [aria-current="page"] { color: var(--color-ink); font-weight: 600; }

/* ---------- panels ---------- */
.panel {
  padding: var(--space-3);
  background: var(--color-surface);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-1);
}

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

.panel--contrast {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-color: var(--color-contrast-line);
  box-shadow: 8px 8px 0 var(--color-primary);
}

.panel--contrast h1,
.panel--contrast h2,
.panel--contrast h3,
.panel--contrast h4 { color: var(--color-contrast-ink); }

.panel--contrast .stat-label { color: color-mix(in srgb, var(--color-contrast-ink) 70%, var(--color-contrast-surface)); }

/* ---------- stats ---------- */
.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: var(--text-sm);
  line-height: 1.4;
  color: var(--color-ink-soft);
}

/* ---------- data table ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.data-table caption {
  text-align: left;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  margin-bottom: var(--space-2);
}

.data-table th,
.data-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: var(--border-thin) solid var(--color-line);
  vertical-align: baseline;
}

.data-table th {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
}

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

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

.section--contrast .data-table th,
.section--contrast .data-table td { border-bottom-color: var(--color-contrast-line); }
.section--contrast .data-table th { color: color-mix(in srgb, var(--color-contrast-ink) 66%, var(--color-contrast-surface)); }
.section--contrast .data-table tbody tr:hover { background: color-mix(in srgb, var(--color-contrast-accent) 26%, transparent); }

/* ---------- media ---------- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--color-contrast-surface);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-2);
}

.media-frame > img,
.media-frame > svg,
.media-frame > video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.media-frame--band { aspect-ratio: 21 / 9; }
.media-frame--wide { aspect-ratio: 16 / 9; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame--portrait { aspect-ratio: 4 / 5; }
.media-frame--tall { aspect-ratio: 3 / 4; }

.media-frame--slant { clip-path: polygon(0 0, 100% 7%, 100% 100%, 0 93%); }

.media-frame--float { transform: translate(-8px, -8px); }

.media-scrim {
  position: absolute;
  inset: 0;
  display: block;
  background: var(--overlay-scrim);
  pointer-events: none;
}

.media-caption {
  position: absolute;
  left: var(--space-3);
  right: var(--space-3);
  bottom: var(--space-3);
  margin: 0;
  color: var(--color-contrast-ink);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
}

/* ---------- motion ---------- */
@media (prefers-reduced-motion: no-preference) {
  [data-reveal] {
    opacity: 0;
    transform: translate3d(-14px, 18px, 0);
    transition: opacity 0.5s ease, transform 0.5s ease;
    transition-delay: var(--reveal-delay, 0s);
  }

  [data-reveal].is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@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;
  }
}

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .footer-lead { grid-column: 1 / 13; }
  .footer-nav { grid-column: 1 / 13; }

  .span-3, .span-4, .span-5 { grid-column: span 6; }
}

@media (max-width: 900px) {
  .header-inner { min-height: 66px; }

  .brand-tagline { display: none; }

  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
    margin-left: 0;
    padding: var(--space-3) var(--gutter) var(--space-4);
    background: var(--color-contrast-surface);
    border-top: var(--border-thick) solid var(--color-contrast-line);
    border-bottom: var(--border-thick) solid var(--color-accent);
    box-shadow: 0 10px 0 color-mix(in srgb, var(--color-contrast-surface) 55%, transparent);
  }

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

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 0;
  }

  .nav-list li { border-bottom: var(--border-thin) solid var(--color-contrast-line); }

  .nav-link {
    display: block;
    padding: 14px 6px;
    font-size: var(--text-base);
    border-bottom: 0;
    border-left: 3px solid transparent;
    border-radius: 0;
  }

  .nav-link:hover,
  .nav-link:focus-visible { transform: none; }

  .nav-link[aria-current="page"] {
    border-left-color: var(--color-primary-ink);
    border-bottom-color: transparent;
    padding-inline: 12px;
  }

  .nav-cta { align-self: flex-start; }
}

@media (max-width: 720px) {
  .footer-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4) var(--space-3); }
  .footer-card { grid-column: 1 / 13; }

  .span-3, .span-4, .span-5, .span-6, .span-7, .span-8 { grid-column: span 12; }

  .section--slant-a,
  .section--slant-b { clip-path: polygon(0 0, 100% 20px, 100% 100%, 0 calc(100% - 20px)); }

  .footer-legal { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  :root { --gutter: 18px; }
  .footer-nav { grid-template-columns: minmax(0, 1fr); }
  .footer-inner { gap: var(--space-3); }
}