:root {
  --color-surface: #fafafa;
  --color-surface-alt: #f0f0f0;
  --color-surface-deep: #e2e2e3;
  --color-ink: #323339;
  --color-ink-soft: #5d5f69;
  --color-ink-muted: #797b86;
  --color-line: #d6d6d7;
  --color-primary: #152fea;
  --color-primary-ink: #ffffff;
  --color-primary-soft: #dadef8;
  --color-accent: #7c15ea;
  --color-accent-ink: #ffffff;
  --color-highlight: #e3d1f7;
  --color-focus: #7c09f6;
  --color-contrast-surface: #15182e;
  --color-contrast-ink: #e4e5e7;
  --color-contrast-line: #434557;
  --color-contrast-accent: #a660f0;
  --overlay-scrim: linear-gradient(180deg, rgba(21, 24, 46, 0.35) 0%, rgba(21, 24, 46, 0.72) 55%, rgba(21, 24, 46, 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: 11.0px;
  --text-sm: 14.7px;
  --text-base: 17px;
  --text-lg: 22.7px;
  --text-xl: 30.2px;
  --text-2xl: 40.3px;
  --text-3xl: 53.7px;
  --text-4xl: 71.5px;
  --text-display: clamp(55px, 11.2vw, 144px);
  --text-figure: clamp(46px, 8.1vw, 104px);
  --weight-heading: 817;
  --weight-body: 400;
  --leading-body: 1.76;
  --leading-heading: 1.29;
  --tracking-heading: -0.016em;
  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
  --radius-pill: 0px;
  --border-thin: 2px;
  --border-thick: 4px;
  --shadow-1: 4px 4px 0 #323339;
  --shadow-2: 8px 8px 0 #323339;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --container: 1140px;
  --measure: 66ch;
  --gutter: 16px;
  --section-y: 82px;
  --section-y-lg: 115px;
}

/* =========================================================
   1. Reset
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 132px;
}

body {
  margin: 0;
  background-color: 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);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, p, ul, ol, li, figure, blockquote, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, svg, video, canvas { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
table { border-collapse: collapse; width: 100%; }
input, textarea, select { font: inherit; color: inherit; }
hr { border: 0; margin: 0; }

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

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

/* =========================================================
   2. Typography helpers
   ========================================================= */
.h-display {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 0.94;
  letter-spacing: var(--tracking-heading);
  margin: 0;
}

.h-figure {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-figure);
  line-height: 0.92;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.section-title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.section-title--lg {
  font-size: var(--text-3xl);
}

.sub-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: -0.01em;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.lead {
  font-size: var(--text-lg);
  line-height: 1.55;
  max-width: var(--measure);
}

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--color-ink-muted); }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* =========================================================
   3. Layout
   ========================================================= */
.shell {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.section { padding-block: var(--section-y); }
.section--lg { padding-block: var(--section-y-lg); }
.section--tight { padding-block: var(--space-6); }

.section--contrast {
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-top: var(--border-thick) solid var(--color-ink);
  border-bottom: var(--border-thick) solid var(--color-ink);
}

.section--primary {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  border-top: var(--border-thick) solid var(--color-ink);
  border-bottom: var(--border-thick) solid var(--color-ink);
}

.section--accent {
  background-color: var(--color-accent);
  color: var(--color-accent-ink);
  border-top: var(--border-thick) solid var(--color-ink);
  border-bottom: var(--border-thick) solid var(--color-ink);
}

.section--contrast .eyebrow,
.block--contrast .eyebrow { color: var(--color-contrast-accent); }

.section--primary .eyebrow,
.section--accent .eyebrow,
.block--accent .eyebrow { color: var(--color-primary-ink); }

.divider {
  border: 0;
  border-top: 6px double var(--color-ink);
  margin: 0;
}
.divider--contrast { border-top-color: var(--color-contrast-line); }
.divider--accent { border-top-color: var(--color-accent); }
.divider--spaced { margin-block: var(--space-6); }

.grid {
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  gap: var(--gutter);
  align-items: start;
}
.span-2 { grid-column: span 2; }
.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; }
.push-2 { margin-left: calc(22.222% + var(--gutter)); }
.push-1 { margin-left: calc(11.111% + var(--gutter)); }

.slant-edge {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 44px), 0 100%);
}

/* =========================================================
   4. Blocks / cards
   ========================================================= */
.block {
  background-color: var(--color-surface);
  border: var(--border-thick) solid var(--color-ink);
  box-shadow: var(--shadow-2);
  padding: var(--space-4);
  position: relative;
}

.block--flat { box-shadow: none; }
.block--tight { padding: var(--space-3); }

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

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

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

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

.block__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  margin-bottom: var(--space-2);
}

.block__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-2);
}
.block--contrast .block__meta { color: var(--color-contrast-accent); }

/* =========================================================
   5. Buttons & labels
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 14px 22px;
  background-color: var(--color-surface);
  color: var(--color-ink);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  box-shadow: var(--shadow-1);
  transition: box-shadow 140ms ease, transform 140ms ease, border-color 140ms ease, background-color 140ms ease;
}
.btn:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-2);
  transform: translate(-4px, -4px);
}
.btn:active { transform: translate(0, 0); box-shadow: var(--shadow-1); }

.btn--compact { padding: 10px 16px; font-size: var(--text-xs); letter-spacing: 0.12em; }
.btn--primary { background-color: var(--color-primary); color: var(--color-primary-ink); }
.btn--accent { background-color: var(--color-accent); color: var(--color-accent-ink); }
.btn--ghost { background-color: transparent; }
.btn--block { width: 100%; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background-color: var(--color-primary-soft);
  color: var(--color-ink);
  border: var(--border-thin) solid var(--color-ink);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}
.tag--accent { background-color: var(--color-accent); color: var(--color-accent-ink); }
.tag--primary { background-color: var(--color-primary); color: var(--color-primary-ink); }
.tag--highlight { background-color: var(--color-highlight); }
.tag--outline { background-color: transparent; }
.tag--contrast {
  background-color: transparent;
  color: var(--color-contrast-accent);
  border-color: var(--color-contrast-accent);
}

/* =========================================================
   6. Breadcrumb & prose
   ========================================================= */
.breadcrumb {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  padding-block: var(--space-3);
}
.breadcrumb__list { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.breadcrumb__item { display: inline-flex; align-items: center; }
.breadcrumb__item + .breadcrumb__item::before {
  content: "／";
  margin-right: 8px;
  color: var(--color-ink-muted);
}
.breadcrumb__item a { border-bottom: var(--border-thin) solid transparent; }
.breadcrumb__item a:hover { border-bottom-color: var(--color-accent); }
.breadcrumb__item [aria-current="page"] { color: var(--color-accent); font-weight: 700; }
.breadcrumb--contrast { color: var(--color-contrast-ink); }
.breadcrumb--contrast .breadcrumb__item [aria-current="page"] { color: var(--color-contrast-accent); }

.prose { max-width: var(--measure); }
.prose > * + * { margin-top: var(--space-3); }
.prose p, .prose li { font-size: var(--text-base); line-height: var(--leading-body); }
.prose h2 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  margin-top: var(--space-6);
}
.prose h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  margin-top: var(--space-4);
}
.prose ul, .prose ol { padding-left: 0; }
.prose ul li { position: relative; padding-left: var(--space-3); }
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.72em;
  width: 10px; height: 2px;
  background-color: var(--color-accent);
}
.prose ol { counter-reset: prose-ol; }
.prose ol li { position: relative; padding-left: var(--space-4); counter-increment: prose-ol; }
.prose ol li::before {
  content: counter(prose-ol, decimal-leading-zero);
  position: absolute;
  left: 0; top: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
}
.prose a {
  border-bottom: var(--border-thin) solid var(--color-accent);
  font-weight: 500;
}
.prose a:hover { background-color: var(--color-highlight); }
.prose blockquote {
  border-left: var(--border-thick) solid var(--color-accent);
  padding-left: var(--space-3);
  font-size: var(--text-lg);
}
.section--contrast .prose a,
.block--contrast .prose a { border-bottom-color: var(--color-contrast-accent); }

/* =========================================================
   7. Stats & media
   ========================================================= */
.stat {
  border: var(--border-thick) solid var(--color-ink);
  background-color: var(--color-surface-alt);
  box-shadow: var(--shadow-1);
  padding: var(--space-3);
}
.stat__figure {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: var(--text-3xl);
  line-height: 1;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}
.stat__label {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-ink-soft);
}
.stat--contrast { background-color: transparent; border-color: var(--color-contrast-line); }
.stat--contrast .stat__figure { color: var(--color-contrast-accent); }
.stat--contrast .stat__label { color: var(--color-contrast-ink); }

.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  border: var(--border-thick) solid var(--color-ink);
  background-color: var(--color-surface-deep);
  box-shadow: var(--shadow-2);
  aspect-ratio: 16 / 9;
}
.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--free { aspect-ratio: auto; }

.media-frame__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.media-frame__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
  pointer-events: none;
}
.media-frame__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
  padding: var(--space-3);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  line-height: 1.5;
  border-top: var(--border-thin) solid var(--color-contrast-line);
}
.media-frame__caption strong { color: var(--color-contrast-accent); }
.media-frame__placeholder {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  min-height: 180px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-ink-muted);
  background-image: repeating-linear-gradient(
    45deg,
    transparent 0 12px,
    color-mix(in srgb, var(--color-ink) 10%, transparent) 12px 14px
  );
}

/* =========================================================
   8. Header
   ========================================================= */
.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -140px;
  z-index: 300;
  padding: 12px 18px;
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  border: var(--border-thick) solid var(--color-ink);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  transition: top 140ms ease;
}
.skip-link:focus { top: var(--space-2); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-bottom: var(--border-thick) solid var(--color-accent);
}

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: calc(var(--border-thick) * -1);
  width: 100%;
  height: var(--border-thick);
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 90ms linear;
  pointer-events: none;
}

.topline {
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}
.topline__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: 34px;
  padding-block: 6px;
}
.topline__utility,
.topline__status {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: color-mix(in srgb, var(--color-contrast-ink) 72%, transparent);
}
.topline__status {
  color: var(--color-contrast-accent);
  font-weight: 700;
}

.command-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  min-height: 76px;
  padding-block: var(--space-2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding-right: var(--space-3);
  border-right: var(--border-thin) solid var(--color-contrast-line);
}
.brand__mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  border: var(--border-thin) solid var(--color-contrast-ink);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: var(--text-lg);
  line-height: 1;
}
.brand__text { display: flex; flex-direction: column; gap: 2px; }
.brand__name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.brand__note {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.primary-nav { margin-left: auto; }
.primary-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 10px;
  border: var(--border-thin) solid transparent;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-contrast-ink);
  transition: border-color 140ms ease, background-color 140ms ease, color 140ms ease;
}
.nav-link__index {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-contrast-accent);
}
.nav-link:hover {
  border-color: var(--color-accent);
  background-color: color-mix(in srgb, var(--color-accent) 22%, transparent);
  color: var(--color-primary-ink);
}
.nav-link[aria-current="page"] {
  background-color: var(--color-primary);
  border-color: var(--color-primary-ink);
  color: var(--color-primary-ink);
  font-weight: 700;
}
.nav-link[aria-current="page"] .nav-link__index { color: var(--color-primary-ink); }

.command-bar__cta { flex: 0 0 auto; margin-left: var(--space-2); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--space-1);
  padding: 9px 12px;
  border: var(--border-thin) solid var(--color-contrast-ink);
  color: var(--color-contrast-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
}
.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 18px;
}
.nav-toggle__bars > span {
  display: block;
  height: 2px;
  background-color: var(--color-contrast-accent);
  transition: transform 140ms ease, opacity 140ms ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* =========================================================
   9. Footer
   ========================================================= */
.site-footer {
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-top: 6px double var(--color-contrast-line);
  padding-block: var(--space-8) var(--space-4);
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 6px double var(--color-contrast-line);
}
.footer-brand { display: inline-flex; align-items: center; gap: var(--space-2); }
.footer-brand__text { display: flex; flex-direction: column; gap: 2px; }
.footer-brand__name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: 1.1;
}
.footer-brand__note {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
  padding-block: var(--space-6);
}
.footer-col__title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  margin-bottom: var(--space-2);
}
.footer-col__list { display: grid; gap: 8px; }
.footer-col__list li {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: color-mix(in srgb, var(--color-contrast-ink) 86%, transparent);
}
.footer-col__list a {
  border-bottom: var(--border-thin) solid transparent;
  transition: border-color 140ms ease, color 140ms ease;
}
.footer-col__list a:hover {
  color: var(--color-primary-ink);
  border-bottom-color: var(--color-contrast-accent);
}

.footer-contact,
.footer-note {
  font-size: var(--text-sm);
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-contrast-line);
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}
.footer-note {
  margin-top: var(--space-2);
  color: color-mix(in srgb, var(--color-contrast-ink) 66%, transparent);
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 6px double var(--color-contrast-line);
}
.footer-base__copy,
.footer-base__sig {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: color-mix(in srgb, var(--color-contrast-ink) 70%, transparent);
}
.footer-base__copy a { border-bottom: var(--border-thin) solid var(--color-contrast-line); }
.footer-base__copy a:hover { color: var(--color-primary-ink); border-bottom-color: var(--color-contrast-accent); }
.footer-base__sig { color: var(--color-contrast-accent); }

/* =========================================================
   10. Motion
   ========================================================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 220ms ease, transform 220ms ease;
  will-change: opacity, transform;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   11. Responsive
   ========================================================= */
@media (max-width: 1180px) {
  .topline__utility { letter-spacing: 0.04em; }
  .nav-link { padding: 9px 8px; }
}

@media (max-width: 1024px) {
  .command-bar__inner { gap: var(--space-3); }
  .primary-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    margin-left: 0;
    background-color: var(--color-contrast-surface);
    border-top: var(--border-thick) solid var(--color-accent);
    border-bottom: var(--border-thick) solid var(--color-accent);
    display: none;
  }
  .primary-nav[data-open="true"] { display: block; }
  .primary-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav-link {
    width: 100%;
    justify-content: flex-start;
    padding: 15px var(--space-3);
    border: 0;
    border-bottom: var(--border-thin) solid var(--color-contrast-line);
    font-size: var(--text-base);
  }
  .nav-link[aria-current="page"] { border-bottom-color: var(--color-primary-ink); }
  .nav-toggle { display: inline-flex; margin-left: auto; }
  .command-bar__cta { display: none; }
  .site-header { position: sticky; }
}

@media (max-width: 900px) {
  .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .span-2, .span-3, .span-4, .span-5, .span-6, .span-7, .span-8, .span-9 { grid-column: 1 / -1; }
  .push-1, .push-2 { margin-left: 0; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .slant-edge { clip-path: none; }
}

@media (max-width: 640px) {
  .shell { padding-inline: var(--space-2); }
  .section { padding-block: var(--space-6); }
  .section--lg { padding-block: var(--space-8); }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .brand__note { display: none; }
  .brand { padding-right: var(--space-2); }
  .topline__inner { justify-content: flex-start; }
  .topline__utility { font-size: 10px; letter-spacing: 0; }
  .block { padding: var(--space-3); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .footer-top { flex-direction: column; align-items: flex-start; }
  .footer-cta { width: 100%; }
  .footer-base { flex-direction: column; align-items: flex-start; }
}

@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;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .btn:hover { transform: none; }
}