:root {
  --story-surface: rgba(255, 255, 255, 0.9);
  --story-line: rgba(15, 23, 42, 0.12);
  --story-accent: var(--color-primary-dark);
  --story-accent-soft: rgba(2, 132, 199, 0.08);
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body.detail-page {
  font-family: var(--font-sans);
  color: var(--color-dark);
  background: var(--color-off-white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background-image: radial-gradient(rgba(15,23,42,0.025) 1px, transparent 1px);
  background-size: 3px 3px;
}

a { color: inherit; }

.page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 800px) {
  .page { padding: 0 22px; }
}

.topstrip {
  border-bottom: 1px solid rgba(15,23,42,0.12);
  background: var(--color-off-white);
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(8px);
}

.topstrip-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-dark);
}

.brand-mark {
  display: inline-block;
  width: 38px;
  height: 22px;
  flex-shrink: 0;
}

.brand-mark svg {
  display: block;
  width: 100%;
  height: 100%;
}

.brand-name {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  line-height: 1.1;
}

.brand-name small {
  display: block;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--color-muted);
  margin-top: 2px;
}

.topstrip-meta {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 13px;
  color: var(--color-muted);
  justify-self: center;
}

.topstrip-meta .dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #22c55e;
  display: inline-block;
  margin-right: 8px;
  vertical-align: middle;
}

.topstrip-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.topstrip-nav a {
  color: var(--color-dark);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}

.topstrip-nav a:hover { color: var(--color-primary); }
.topstrip-nav a.btn { color: var(--color-off-white); }
.topstrip-nav a.btn:hover { color: var(--color-dark); }

@media (max-width: 1200px) {
  .topstrip-meta { display: none; }
  .topstrip-inner { grid-template-columns: auto 1fr; }
  .topstrip-nav { justify-self: end; }
}

@media (max-width: 900px) {
  .topstrip-inner {
    grid-template-columns: 1fr;
    justify-items: start;
    gap: 14px;
  }

  .topstrip-nav {
    width: 100%;
    justify-self: stretch;
    gap: 10px 14px;
    flex-wrap: wrap;
  }

  .topstrip-nav a.btn { margin-top: 2px; }
}

.detail-hero {
  padding: 28px 0 34px;
}

.eyebrow {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 700;
}

.detail-hero h1 {
  margin: 16px 0 14px;
  max-width: 980px;
  font-size: clamp(42px, 6vw, 84px);
  line-height: 0.92;
  letter-spacing: -0.04em;
}

.detail-hero h1 em,
.content-panel h2 em,
.foot-tagline em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}

.hero-copy {
  max-width: 760px;
  font-size: clamp(16px, 1.2vw, 18px);
  line-height: 1.7;
  color: #334155;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
}

.btn {
  background: var(--color-dark);
  color: var(--color-off-white);
  padding: 14px 22px;
  transition: transform 150ms, background 150ms;
}

.btn:hover {
  transform: translateY(-1px);
  background: var(--color-primary);
  color: var(--color-dark);
}

.btn-ghost {
  padding: 14px 4px;
  border-bottom: 1.5px solid var(--color-dark);
  transition: color 150ms, border-color 150ms;
}

.btn-ghost:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.hero-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--story-line);
  background: rgba(255, 255, 255, 0.9);
  font-size: 13px;
  color: #475569;
}

.detail-section {
  padding: 18px 0 88px;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(280px, 0.85fr);
  gap: 24px;
  align-items: start;
}

.content-panel,
.side-panel > * {
  background: var(--story-surface);
  border: 1px solid var(--story-line);
  box-shadow: var(--shadow-xs);
}

.content-panel {
  padding: 30px;
}

.content-panel h2 {
  margin: 30px 0 12px;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.content-panel h3 {
  margin: 22px 0 10px;
  font-size: 21px;
  line-height: 1.2;
}

.content-panel p {
  margin: 0 0 16px;
  color: #334155;
  line-height: 1.8;
  font-size: 17px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 30px;
  padding: 0 12px;
  background: var(--story-accent-soft);
  color: var(--story-accent);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
}

.meta-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.meta-list li {
  position: relative;
  padding-left: 20px;
  margin: 0 0 12px;
  color: #334155;
  line-height: 1.7;
}

.meta-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--story-accent);
}

.side-panel {
  display: grid;
  gap: 18px;
}

.evidence-card,
.mini-card {
  padding: 22px;
}

.evidence-card h3,
.mini-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.evidence-card p,
.mini-card p {
  margin: 0;
  color: #334155;
  line-height: 1.7;
}

.evidence-card .btn {
  margin-top: 16px;
}

.shot-frame {
  margin: 0 0 24px;
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  padding: 12px;
}

.shot-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.proof-box {
  padding: 16px;
  background: rgba(248, 250, 252, 0.9);
  border: 1px solid var(--story-line);
}

.proof-box strong {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.related-strip {
  margin-top: 26px;
  display: grid;
  gap: 14px;
}

.related-item {
  display: block;
  text-decoration: none;
  padding: 16px 18px;
  background: rgba(248, 250, 252, 0.95);
  border: 1px solid var(--story-line);
}

.related-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
}

.related-item span {
  color: var(--color-muted);
  line-height: 1.6;
}

footer {
  background: var(--color-dark);
  color: rgba(248,247,242,0.78);
  padding: 42px 0 20px;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: end;
}

.foot-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.foot-brand .mark {
  display: inline-flex;
  width: 48px;
  height: 28px;
}

.foot-tagline em {
  font-size: 20px;
  color: var(--color-off-white);
}

.foot-meta {
  justify-self: end;
  text-align: right;
  line-height: 1.7;
  font-size: 14px;
}

.foot-meta a { color: var(--color-off-white); }

.foot-bottom {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(248,247,242,0.12);
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 12px;
}

.link {
  color: var(--color-off-white);
  text-decoration: none;
  border-bottom: 1.5px solid rgba(248,247,242,0.72);
  padding-bottom: 1px;
}

@media (max-width: 1020px) {
  .detail-layout,
  .proof-grid,
  .foot-grid {
    grid-template-columns: 1fr;
  }

  .foot-meta {
    justify-self: start;
    text-align: left;
  }
}

@media (max-width: 760px) {
  .detail-hero {
    padding-top: 20px;
  }
}