:root {
  color-scheme: light;
  --bg: #f2efe9;
  --surface: #fbf9f4;
  --surface-strong: #efe9dd;
  --ink: #171513;
  --muted: #5f5a54;
  --line: rgba(23, 21, 19, 0.14);
  --accent-coral: #d96b4b;
  --accent-teal: #0f766e;
  --accent-brass: #b88f3d;
  --shadow: 0 18px 40px rgba(23, 21, 19, 0.08);
  --radius: 8px;
  --content-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--ink);
  background:
    linear-gradient(to right, rgba(23, 21, 19, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(23, 21, 19, 0.04) 1px, transparent 1px),
    var(--bg);
  background-size: 28px 28px, 28px 28px, auto;
  letter-spacing: 0;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

.site-shell {
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid transparent;
  background: rgba(242, 239, 233, 0.92);
  backdrop-filter: blur(12px);
}

.topbar.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 8px 20px rgba(23, 21, 19, 0.06);
}

.topbar-inner,
.section-inner,
.footer-inner {
  width: min(calc(100% - 2rem), var(--content-width));
  margin: 0 auto;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
}

.brand {
  flex: 0 0 auto;
  width: 220px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1rem 1.5rem;
}

.nav a {
  font-size: 0.94rem;
  text-decoration: none;
  color: var(--muted);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--ink);
}

.section-band {
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--line);
}

.section-plain {
  background: transparent;
}

.section-muted {
  background: rgba(255, 255, 255, 0.38);
}

.hero {
  padding-top: 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 2.5rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-teal);
}

h1,
h2,
h3,
p,
dd,
dt,
summary,
li {
  margin: 0;
}

h1 {
  font-size: 4rem;
  line-height: 1;
  margin-bottom: 1rem;
}

h2 {
  font-size: 2rem;
  line-height: 1.1;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.18rem;
  line-height: 1.25;
}

p,
dd,
dt,
li {
  font-size: 1rem;
  line-height: 1.65;
}

.hero-dek,
.section-heading p,
.footer-copy {
  color: var(--muted);
  max-width: 62ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.15rem;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
}

.button-primary {
  background: var(--ink);
  color: #fff;
}

.button-secondary {
  background: transparent;
  color: var(--ink);
}

.hero-note {
  margin-top: 1rem;
  color: var(--muted);
}

.hero-note a {
  text-decoration-thickness: 1px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 2rem;
}

.stat-card,
.lane-card,
.coverage-card,
.platform-card,
.source-card,
.signal-panel,
.timeline-item,
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.stat-card {
  padding: 1rem;
}

.stat-card dt {
  margin-bottom: 0.35rem;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-coral);
}

.hero-visual {
  min-width: 0;
}

.poster-frame {
  aspect-ratio: 1200 / 630;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.poster-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 2rem;
}

.lane-grid,
.coverage-grid,
.platform-grid,
.source-grid {
  display: grid;
  gap: 1rem;
}

.lane-grid,
.coverage-grid,
.source-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.lane-card,
.coverage-card,
.source-card {
  padding: 1.25rem;
}

.lane-card p + p,
.coverage-card p,
.source-card p {
  margin-top: 0.85rem;
  color: var(--muted);
}

.lane-index,
.coverage-tag,
.platform-label,
.timeline-date,
.footer-title {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.lane-index,
.timeline-date {
  color: var(--accent-brass);
}

.coverage-tag {
  color: var(--accent-teal);
  margin-bottom: 0.8rem;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 1.5rem;
  align-items: start;
}

.timeline-list {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  padding: 1.15rem 1.25rem;
}

.timeline-item h3,
.timeline-item p {
  margin-top: 0.55rem;
}

.timeline-item p {
  color: var(--muted);
}

.signal-panel {
  padding: 1.25rem;
  background:
    linear-gradient(180deg, rgba(217, 107, 75, 0.08), rgba(15, 118, 110, 0.08)),
    var(--surface);
}

.checklist {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

.checklist li + li {
  margin-top: 0.65rem;
}

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

.platform-card {
  display: grid;
  gap: 0.25rem;
  padding: 1.15rem;
  text-decoration: none;
  min-height: 7rem;
}

.platform-card strong {
  font-size: 1.05rem;
}

.platform-label {
  color: var(--accent-coral);
}

.platform-card:hover,
.platform-card:focus-visible,
.source-card a:hover,
.source-card a:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 1px var(--ink);
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.5rem;
}

.faq-list {
  display: grid;
  gap: 0.9rem;
}

.faq-item {
  padding: 1rem 1.1rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin-top: 0.8rem;
  color: var(--muted);
}

.source-card a {
  display: inline-flex;
  margin-top: 1rem;
  min-height: 2.5rem;
  align-items: center;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
}

.footer {
  padding: 2rem 0 3rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
}

.footer-title {
  color: var(--accent-teal);
}

.footer-meta {
  text-align: right;
  color: var(--muted);
}

@media (max-width: 1080px) {
  .hero-grid,
  .split-layout,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .lane-grid,
  .coverage-grid,
  .source-grid,
  .platform-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    grid-template-columns: 72px 1fr;
  }

  .footer-meta {
    grid-column: 1 / -1;
    text-align: left;
  }
}

@media (max-width: 760px) {
  .topbar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand {
    width: 180px;
  }

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

  .section-band {
    padding: 3.5rem 0;
  }

  h1 {
    font-size: 2.8rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .stat-grid,
  .lane-grid,
  .coverage-grid,
  .source-grid,
  .platform-grid {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }
}