:root {
  --bg-base: #04070d;
  --bg-canvas: #08111b;
  --bg-elevated: #0d1724;
  --bg-elevated-2: #111d2d;
  --bg-surface: #142234;
  --border-subtle: rgba(104, 126, 158, 0.18);
  --border-strong: rgba(122, 154, 206, 0.3);
  --accent-primary: #4d7bd0;
  --accent-hover: #79a6ff;
  --accent-muted: rgba(121, 166, 255, 0.16);
  --text-primary: #edf3ff;
  --text-secondary: #9aa9c2;
  --text-muted: #6f809b;
  --tone-active: #7ee0b0;
  --tone-research: #9bb7ff;
  --tone-public: #b7ceff;
  --tone-neutral: #8d9bb2;
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-shell: 0 24px 60px rgba(0, 0, 0, 0.4);
  --shadow-panel: 0 18px 38px rgba(0, 0, 0, 0.32);
  --max-width: 1220px;
  --display: "Merriweather", Georgia, "Times New Roman", serif;
  --body: Inter, "Segoe UI", Arial, sans-serif;
  --mono: "IBM Plex Mono", "JetBrains Mono", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--body);
}

body {
  position: relative;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

p,
h1,
h2,
h3,
strong,
ul {
  margin: 0;
}

.site-background,
.site-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.site-background {
  z-index: -3;
  background:
    radial-gradient(circle at top left, rgba(74, 107, 163, 0.12), transparent 26%),
    radial-gradient(circle at 84% 11%, rgba(55, 88, 140, 0.12), transparent 22%),
    linear-gradient(180deg, rgba(8, 15, 24, 0.84), rgba(4, 7, 13, 1)),
    linear-gradient(135deg, #0a131f 0%, #060a11 42%, #04070d 100%);
}

.site-background::before,
.site-background::after,
.site-noise::before,
.site-noise::after {
  content: "";
  position: absolute;
  inset: 0;
}

.site-background::before {
  background:
    linear-gradient(180deg, rgba(4, 7, 13, 0.12), rgba(4, 7, 13, 0.78)),
    url("/assets/materials/metal-texture.jpg") center/cover no-repeat;
  mix-blend-mode: soft-light;
  opacity: 0.14;
}

.site-background::after {
  background:
    linear-gradient(180deg, rgba(4, 7, 13, 0) 0%, rgba(4, 7, 13, 0.22) 34%, rgba(4, 7, 13, 0.72) 100%),
    radial-gradient(circle at 50% 0, rgba(121, 166, 255, 0.14), transparent 18%),
    url("/assets/materials/signal-mesh.svg") center/cover no-repeat,
    url("/assets/materials/blue-fractal.jpg") center/cover no-repeat;
  mix-blend-mode: screen;
  opacity: 0.1;
}

.site-noise {
  z-index: -2;
}

.site-noise::before {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.15;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.22), rgba(0, 0, 0, 0.8));
}

.site-noise::after {
  background-image: radial-gradient(rgba(255, 255, 255, 0.045) 0.7px, transparent 0.7px);
  background-size: 4px 4px;
  opacity: 0.1;
}

.site-frame {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 18px auto 36px;
}

.shell-panel,
.panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(21, 33, 49, 0.88), rgba(10, 16, 26, 0.96));
  box-shadow: var(--shadow-panel);
}

.shell-panel::before,
.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0) 24%),
    linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.018) 48%, transparent 100%);
}

.topbar,
.footer-shell {
  backdrop-filter: blur(16px);
}

.topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 16px 18px;
  margin-bottom: 24px;
  background:
    linear-gradient(180deg, rgba(16, 24, 38, 0.95), rgba(9, 14, 22, 0.98));
  border-color: rgba(84, 110, 146, 0.26);
  box-shadow: var(--shadow-shell);
}

.topbar::after {
  content: "";
  position: absolute;
  inset: auto 16px 0 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(121, 166, 255, 0.18), transparent);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark,
.brand-chip-large {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid rgba(121, 166, 255, 0.26);
  background:
    linear-gradient(180deg, rgba(86, 126, 199, 0.24), rgba(18, 29, 45, 0.96)),
    linear-gradient(135deg, rgba(255, 255, 255, 0.04), transparent 55%);
  color: var(--text-primary);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.brand-mark {
  width: 42px;
  height: 42px;
}

.brand-chip-large {
  width: 54px;
  height: 54px;
}

.brand-mark::after,
.brand-chip-large::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: inherit;
}

.brand-copy {
  display: grid;
  gap: 3px;
}

.brand-copy strong {
  font-family: var(--display);
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.brand-copy span,
.hero-eyebrow,
.hero-surface-label,
.section-eyebrow,
.detail-eyebrow,
.surface-eyebrow,
.metric-label,
.focus-index,
.project-card-surface-label,
.trace-key {
  color: var(--text-muted);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.topnav,
.topbar-meta,
.locale-switcher,
.hero-actions,
.project-card-actions,
.detail-actions,
.section-actions,
.contact-row,
.footer-links,
.pill-row,
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.topnav {
  justify-content: center;
}

.nav-link,
.lang-switch,
.action-button,
.pill,
.status-badge,
.demo-id {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.nav-link,
.lang-switch {
  min-height: 38px;
  padding: 0 13px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  transition: border-color 140ms ease, color 140ms ease, background 140ms ease, transform 140ms ease;
}

.nav-link:hover,
.lang-switch:hover,
.action-button:hover {
  border-color: rgba(121, 166, 255, 0.26);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.nav-link.active {
  color: var(--text-primary);
  border-color: rgba(121, 166, 255, 0.26);
  background:
    linear-gradient(180deg, rgba(86, 126, 199, 0.18), rgba(23, 33, 48, 0.86));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.locale-switcher {
  padding: 4px;
  border: 1px solid rgba(84, 110, 146, 0.22);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.lang-switch.current {
  border-color: rgba(121, 166, 255, 0.24);
  background:
    linear-gradient(180deg, rgba(78, 117, 189, 0.18), rgba(18, 28, 44, 0.95));
  color: var(--text-primary);
}

.lang-switch.passive {
  background: rgba(255, 255, 255, 0.02);
}

.github-shortcut {
  min-width: 82px;
}

.page-shell {
  display: grid;
  gap: 24px;
}

.hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(340px, 0.92fr);
  gap: 24px;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(13, 21, 32, 0.94), rgba(9, 14, 22, 0.98)),
    linear-gradient(135deg, rgba(255, 255, 255, 0.025), transparent 48%);
  border-color: rgba(90, 116, 149, 0.26);
}

.hero-shell::after {
  content: "";
  position: absolute;
  inset: auto 28px 0 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(121, 166, 255, 0.22), transparent);
}

.hero-copy-column,
.hero-surface {
  position: relative;
  z-index: 1;
}

.hero-copy-column {
  display: grid;
  gap: 14px;
  align-content: start;
}

.hero-chip-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-title {
  max-width: 10ch;
  font-family: var(--display);
  font-size: clamp(3.4rem, 6vw, 5.2rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.hero-tagline.refined {
  color: #dae6ff;
  font-family: var(--display);
  font-size: 1.16rem;
  font-style: italic;
}

.hero-copy,
.section-header p,
.project-summary,
.post-excerpt,
.detail-summary-copy,
.vision-item strong,
.about-strip-copy,
.timeline-card p,
.metric-panel p,
.listing-copy p,
.footer-copy p,
.doc-card p,
.demo-card p,
.focus-card p {
  color: var(--text-secondary);
  line-height: 1.68;
}

.hero-copy {
  max-width: 64ch;
  font-size: 0.98rem;
}

.hero-copy.compact {
  max-width: 58ch;
}

.action-button {
  position: relative;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 11px;
  border: 1px solid rgba(91, 119, 161, 0.24);
  background:
    linear-gradient(180deg, rgba(26, 38, 56, 0.96), rgba(14, 21, 32, 1));
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: var(--shadow-panel), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.action-button.primary {
  border-color: rgba(121, 166, 255, 0.3);
  background:
    linear-gradient(180deg, rgba(89, 127, 200, 0.95), rgba(46, 76, 125, 1));
}

.hero-surface {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(94, 121, 160, 0.2);
  background:
    linear-gradient(180deg, rgba(12, 19, 30, 0.9), rgba(7, 12, 19, 0.98)),
    url("/assets/materials/signal-mesh.svg") center/cover no-repeat,
    url("/assets/materials/metal-texture.jpg") center/cover no-repeat;
  background-blend-mode: normal, screen, soft-light;
}

.hero-surface::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 84% 12%, rgba(121, 166, 255, 0.1), transparent 18%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 18%);
}

.hero-surface-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(100, 124, 157, 0.18);
}

.hero-surface-copy {
  display: grid;
  gap: 6px;
}

.hero-surface-title {
  font-family: var(--display);
  font-size: 1.25rem;
  line-height: 1.1;
}

.hero-profile-panel {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid rgba(95, 121, 160, 0.18);
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(13, 21, 33, 0.94), rgba(8, 13, 20, 0.98));
}

.hero-profile-copy {
  display: grid;
  gap: 8px;
}

.hero-profile-copy h2 {
  font-family: var(--display);
  font-size: 1.62rem;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.hero-profile-copy p {
  color: var(--text-secondary);
  line-height: 1.66;
}

.hero-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.hero-band-row {
  display: grid;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid rgba(100, 124, 157, 0.14);
}

.hero-band-label {
  color: var(--text-muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-band-row strong {
  font-size: 0.94rem;
  line-height: 1.55;
}

.metric-panel {
  position: relative;
  display: grid;
  gap: 6px;
  min-height: 106px;
  padding: 13px;
  border-radius: 12px;
  border: 1px solid rgba(92, 116, 147, 0.18);
  background:
    linear-gradient(180deg, rgba(14, 23, 36, 0.94), rgba(10, 15, 23, 0.98));
  overflow: hidden;
}

.metric-panel::before {
  content: "";
  position: absolute;
  inset: auto -5% 0 -5%;
  height: 56%;
  background:
    linear-gradient(180deg, rgba(121, 166, 255, 0), rgba(121, 166, 255, 0.08)),
    repeating-linear-gradient(90deg, rgba(121, 166, 255, 0.06) 0 1px, transparent 1px 18px);
  opacity: 0.4;
}

.metric-panel strong,
.metric-panel p,
.metric-panel span {
  position: relative;
  z-index: 1;
}

.metric-panel strong {
  display: block;
  font-family: var(--display);
  font-size: 1.38rem;
  line-height: 1;
}

.hero-trace {
  display: grid;
  gap: 8px;
  padding-top: 2px;
}

.hero-trace-line {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-top: 10px;
  border-top: 1px solid rgba(100, 124, 157, 0.12);
}

.hero-trace-line strong {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.48;
}

.section-block {
  display: grid;
  gap: 14px;
}

.section-block + .section-block {
  padding-top: 8px;
  border-top: 1px solid rgba(84, 110, 146, 0.12);
}

.section-header {
  display: grid;
  gap: 8px;
  max-width: 72ch;
}

.section-header h2,
.page-intro h1,
.detail-summary h1,
.article-meta-strip h1 {
  font-family: var(--display);
  font-size: clamp(1.84rem, 3vw, 2.64rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.project-grid,
.writing-grid,
.focus-grid,
.dual-callout-grid,
.listing-stack,
.resource-grid,
.utility-metric-grid {
  display: grid;
  gap: 14px;
}

.project-grid,
.writing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.focus-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.dual-callout-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.resource-grid,
.utility-metric-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.project-card,
.writing-card,
.vision-panel,
.doc-card,
.demo-card,
.page-intro,
.filter-panel,
.project-listing,
.post-listing,
.about-strip,
.narrative-panel,
.timeline-panel,
.toc-panel,
.prose-panel,
.focus-card {
  position: relative;
  overflow: hidden;
  padding: 20px;
}

.project-card,
.writing-card,
.vision-panel,
.doc-card,
.demo-card,
.focus-card,
.project-listing,
.post-listing,
.about-strip,
.narrative-panel,
.timeline-panel {
  min-height: 100%;
}

.project-card > *,
.writing-card > *,
.vision-panel > *,
.doc-card > *,
.demo-card > *,
.focus-card > *,
.project-listing > *,
.post-listing > *,
.about-strip > *,
.narrative-panel > *,
.timeline-panel > *,
.page-intro > *,
.filter-panel > * {
  position: relative;
  z-index: 1;
}

.project-card::before,
.project-listing::before,
.writing-card::before,
.post-listing::before,
.vision-panel::before,
.doc-card::before,
.demo-card::before,
.focus-card::before,
.about-strip::before,
.narrative-panel::before,
.timeline-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.project-card::after,
.project-listing::after,
.writing-card::after,
.post-listing::after,
.vision-panel::after,
.doc-card::after,
.demo-card::after,
.focus-card::after,
.about-strip::after,
.narrative-panel::after,
.timeline-panel::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 48%;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(4, 7, 13, 0) 0%, rgba(4, 7, 13, 0.78) 100%);
}

.project-card,
.project-listing {
  display: grid;
  gap: 14px;
  background:
    linear-gradient(180deg, rgba(15, 24, 37, 0.96), rgba(9, 15, 24, 0.98));
  border-color: rgba(90, 116, 149, 0.23);
}

.writing-card,
.post-listing,
.filter-panel,
.page-intro {
  background:
    linear-gradient(180deg, rgba(14, 21, 31, 0.96), rgba(10, 14, 22, 0.98));
}

.vision-panel,
.doc-card,
.demo-card,
.about-strip,
.narrative-panel,
.timeline-panel,
.toc-panel,
.prose-panel,
.focus-card {
  background:
    linear-gradient(180deg, rgba(13, 20, 31, 0.96), rgba(9, 13, 20, 0.98));
}

.surface-kernel::before,
.surface-kernel .listing-visual::before,
.surface-kernel.detail-visual::before {
  background:
    linear-gradient(180deg, rgba(5, 8, 13, 0.24), rgba(5, 8, 13, 0.64)),
    url("/assets/materials/metal-texture.jpg") center/cover no-repeat,
    linear-gradient(135deg, rgba(121, 166, 255, 0.18), transparent 48%);
  opacity: 0.28;
}

.surface-telemetry::before,
.surface-telemetry .listing-visual::before,
.surface-telemetry.detail-visual::before {
  background:
    linear-gradient(180deg, rgba(5, 8, 13, 0.3), rgba(5, 8, 13, 0.72)),
    url("/assets/materials/blue-fractal.jpg") center/cover no-repeat,
    repeating-linear-gradient(90deg, rgba(121, 166, 255, 0.08) 0 1px, transparent 1px 18px);
  opacity: 0.26;
}

.surface-compat::before,
.surface-compat .listing-visual::before,
.surface-compat.detail-visual::before {
  background:
    radial-gradient(circle at 82% 18%, rgba(121, 166, 255, 0.16), transparent 14%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    repeating-linear-gradient(0deg, rgba(121, 166, 255, 0.06) 0 1px, transparent 1px 26px),
    repeating-linear-gradient(90deg, rgba(121, 166, 255, 0.06) 0 1px, transparent 1px 32px);
  opacity: 0.36;
}

.surface-architecture::before,
.surface-architecture .listing-visual::before,
.surface-architecture.detail-visual::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    repeating-linear-gradient(90deg, rgba(121, 166, 255, 0.08) 0 1px, transparent 1px 20px),
    repeating-linear-gradient(0deg, rgba(121, 166, 255, 0.06) 0 1px, transparent 1px 18px);
  opacity: 0.34;
}

.surface-embedded::before,
.surface-embedded .listing-visual::before,
.surface-embedded.detail-visual::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    radial-gradient(circle at 70% 20%, rgba(121, 166, 255, 0.14), transparent 18%),
    linear-gradient(135deg, rgba(121, 166, 255, 0.08), transparent 48%);
  opacity: 0.3;
}

.surface-default::before,
.surface-default .listing-visual::before,
.surface-default.detail-visual::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(121, 166, 255, 0.08), transparent 48%);
  opacity: 0.24;
}

.project-card h3,
.writing-card h3,
.vision-panel h2,
.doc-card h2,
.demo-card h2,
.project-listing h2,
.post-listing h2,
.focus-card h3,
.timeline-card h3 {
  font-family: var(--display);
  font-size: 1.56rem;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.project-tagline,
.writing-card-kicker {
  color: #c8d7f3;
  font-size: 0.88rem;
  line-height: 1.5;
}

.project-card-topline,
.writing-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.project-card-surface-label {
  color: #8ea3c5;
}

.project-summary,
.post-excerpt,
.project-stack,
.vision-item strong,
.focus-card p,
.demo-card p,
.doc-card p {
  font-size: 0.96rem;
}

.project-stack {
  color: var(--text-muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.project-summary {
  max-width: 34ch;
}

.writing-card {
  display: grid;
  gap: 12px;
  min-height: 228px;
  border-color: rgba(76, 96, 123, 0.26);
}

.writing-card::before,
.post-listing::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.012), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(121, 166, 255, 0.05), transparent 58%),
    url("/assets/materials/archive-grid.svg") center/cover no-repeat;
  opacity: 0.28;
}

.writing-card-meta {
  color: var(--text-muted);
  font-size: 0.76rem;
  font-family: var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.writing-card-kicker {
  color: var(--text-muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.status-badge,
.pill,
.demo-id {
  min-height: 28px;
  padding: 0 11px;
  border-radius: 999px;
  border: 1px solid rgba(121, 166, 255, 0.18);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tone-active {
  color: var(--tone-active);
  border-color: rgba(126, 224, 176, 0.2);
  background: rgba(126, 224, 176, 0.08);
}

.tone-research {
  color: var(--tone-research);
  border-color: rgba(155, 183, 255, 0.2);
  background: rgba(155, 183, 255, 0.08);
}

.tone-public {
  color: var(--tone-public);
  border-color: rgba(183, 206, 255, 0.2);
  background: rgba(183, 206, 255, 0.08);
}

.tone-neutral {
  color: var(--tone-neutral);
}

.focus-card {
  display: grid;
  gap: 12px;
  min-height: 166px;
}

.focus-card::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    linear-gradient(90deg, rgba(121, 166, 255, 0.08), transparent 60%),
    url("/assets/materials/archive-grid.svg") center/cover no-repeat;
  opacity: 0.22;
}

.focus-index {
  color: var(--accent-hover);
}

.vision-panel,
.doc-card,
.demo-card {
  display: grid;
  gap: 14px;
}

.utility-panel {
  display: grid;
  gap: 16px;
}

.vision-panel::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    radial-gradient(circle at 86% 12%, rgba(121, 166, 255, 0.12), transparent 16%),
    url("/assets/materials/signal-mesh.svg") center/cover no-repeat;
  opacity: 0.26;
}

.tone-docs::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(121, 166, 255, 0.08), transparent 45%),
    url("/assets/materials/archive-grid.svg") center/cover no-repeat;
}

.tone-demos::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    radial-gradient(circle at 80% 18%, rgba(121, 166, 255, 0.14), transparent 15%),
    url("/assets/materials/signal-mesh.svg") center/cover no-repeat;
}

.vision-list {
  display: grid;
  gap: 10px;
}

.vision-item {
  display: grid;
  gap: 4px;
  padding-top: 10px;
  border-top: 1px solid rgba(93, 117, 149, 0.15);
}

.about-strip {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.72fr);
  gap: 20px;
}

.about-strip::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    url("/assets/materials/metal-texture.jpg") center/cover no-repeat;
  opacity: 0.08;
  mix-blend-mode: soft-light;
}

.about-strip-copy,
.about-strip-side p {
  margin-top: 12px;
}

.about-strip-side {
  display: grid;
  gap: 8px;
  align-content: start;
  padding-left: 20px;
  border-left: 1px solid rgba(93, 117, 149, 0.18);
}

.listing-stack {
  grid-template-columns: 1fr;
}

.project-listing,
.post-listing {
  display: grid;
  grid-template-columns: minmax(300px, 0.88fr) minmax(0, 1.12fr);
  gap: 16px;
  align-items: stretch;
}

.listing-visual,
.detail-visual {
  position: relative;
  display: grid;
  align-content: end;
  gap: 7px;
  min-height: 212px;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(92, 116, 147, 0.16);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(14, 22, 34, 0.94), rgba(9, 14, 22, 0.98));
}

.listing-visual > *,
.detail-visual > * {
  position: relative;
  z-index: 1;
}

.listing-copy,
.detail-summary {
  display: grid;
  align-content: start;
  gap: 10px;
}

.filter-panel {
  display: grid;
  gap: 14px;
}

.detail-shell,
.detail-body {
  display: grid;
  gap: 16px;
}

.detail-hero {
  display: grid;
  grid-template-columns: minmax(320px, 0.94fr) minmax(0, 1.06fr);
  gap: 16px;
  padding: 18px;
}

.detail-summary-copy {
  font-size: 1rem;
}

.detail-body,
.writing-detail {
  grid-template-columns: 260px minmax(0, 1fr);
}

.toc-panel,
.prose-panel {
  display: grid;
  gap: 14px;
}

.article-meta-strip {
  display: grid;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(93, 117, 149, 0.14);
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-family: var(--mono);
}

.pill-row {
  gap: 8px;
}

.pill.secondary {
  color: var(--text-secondary);
}

.toc-list {
  display: grid;
  gap: 10px;
  list-style: none;
  padding: 0;
}

.toc-list a {
  color: var(--text-secondary);
}

.toc-level-3,
.toc-level-4 {
  padding-left: 12px;
}

.prose {
  display: grid;
  gap: 12px;
  color: var(--text-secondary);
  line-height: 1.72;
}

.prose h1,
.prose h2,
.prose h3 {
  color: var(--text-primary);
  font-family: var(--display);
  line-height: 1.08;
}

.prose ul {
  padding-left: 18px;
}

.prose a {
  color: var(--accent-hover);
}

.callout {
  padding: 14px 16px;
  border-left: 2px solid rgba(121, 166, 255, 0.52);
  border-radius: 12px;
  background: rgba(77, 123, 208, 0.08);
}

.callout-title {
  margin-bottom: 6px;
  color: var(--text-primary);
}

.timeline {
  display: grid;
  gap: 12px;
}

.timeline-card {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(93, 117, 149, 0.14);
}

.timeline-year {
  color: var(--accent-hover);
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.16em;
}

.footer-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px;
  margin-top: 24px;
}

.footer-copy {
  display: grid;
  gap: 4px;
}

@media (max-width: 1120px) {
  .hero-shell,
  .about-strip,
  .project-listing,
  .post-listing,
  .detail-hero,
  .detail-body,
  .writing-detail,
  .dual-callout-grid,
  .resource-grid,
  .utility-metric-grid {
    grid-template-columns: 1fr;
  }

  .focus-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .site-frame {
    width: min(calc(100% - 26px), var(--max-width));
  }

  .topbar {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .topnav {
    justify-content: flex-start;
  }

  .project-grid,
  .writing-grid,
  .hero-stat-grid,
  .focus-grid,
  .resource-grid,
  .utility-metric-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    max-width: none;
  }
}

@media (max-width: 640px) {
  .hero-shell,
  .project-card,
  .writing-card,
  .vision-panel,
  .doc-card,
  .demo-card,
  .page-intro,
  .filter-panel,
  .project-listing,
  .post-listing,
  .about-strip,
  .narrative-panel,
  .timeline-panel,
  .toc-panel,
  .prose-panel,
  .focus-card {
    padding: 16px;
  }

  .hero-title {
    font-size: 2.8rem;
  }

  .hero-trace-line {
    grid-template-columns: 1fr;
    gap: 6px;
  }

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