/* MarkSwift Vault — NIGHT INDEX — Site B */
:root {
  --canvas: #000000;
  --steel: #7B9CB5;
  --steel-dim: #5a7a8f;
  --steel-glow: rgba(123, 156, 181, 0.15);
  --text: #c8d4dc;
  --text-muted: #8899a6;
  --rail-width: 4px;
  --shell-max: 1280px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'Karla', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--canvas);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--steel); text-decoration: none; transition: color 0.2s; }
a:hover { color: #a3bdd0; }

/* ── Shell with steel rail (B-S3) ── */
.shell {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 2rem 4rem;
  border-left: var(--rail-width) solid var(--steel);
  position: relative;
}

.shell::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 0;
  width: var(--rail-width);
  height: 120px;
  background: var(--steel);
  box-shadow: 0 0 24px var(--steel-glow);
}

/* ── Header ── */
.site-header {
  padding: 2rem 0 1.5rem;
  border-bottom: 1px solid #1a1a1a;
  margin-bottom: 2rem;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border: 1px solid var(--steel);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--steel);
  letter-spacing: -0.02em;
}

.brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--steel);
  letter-spacing: 0.15em;
  display: block;
}

/* ── Navigation ── */
.main-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
}

.main-nav a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--steel);
  border-bottom-color: var(--steel);
}

/* ── B-S1 Lamp Strip ── */
.lamp-strip {
  display: flex;
  gap: 0;
  margin-bottom: 2.5rem;
  overflow: hidden;
}

.lamp-strip span {
  flex: 1;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--steel-dim), var(--steel), var(--steel-dim), transparent);
  opacity: 0.6;
}

.lamp-strip span:nth-child(2) { opacity: 0.9; }
.lamp-strip span:nth-child(3) { opacity: 1; box-shadow: 0 0 12px var(--steel-glow); }

/* ── B-S2 Index (01-06) ── */
.index-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: #111;
  margin: 2rem 0;
  border: 1px solid #1a1a1a;
}

.index-item {
  background: var(--canvas);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  transition: background 0.2s;
}

.index-item:hover { background: #0a0a0a; }

.index-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--steel);
  min-width: 1.5rem;
}

.index-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.03em;
}

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text);
  line-height: 1.25;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  color: var(--steel);
  letter-spacing: 0.02em;
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 1.5rem 0 0.75rem;
}

p { margin-bottom: 1.25rem; }

.lead {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 720px;
  margin-bottom: 2rem;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--steel);
}

/* ── Hero ── */
.hero {
  position: relative;
  margin-bottom: 3rem;
}

.hero-image {
  width: 100%;
  aspect-ratio: 21/9;
  object-fit: cover;
  border: 1px solid #1a1a1a;
}

.hero-caption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  letter-spacing: 0.06em;
}

/* ── Content blocks ── */
.content-block {
  margin-bottom: 2.5rem;
}

.content-block img {
  border: 1px solid #1a1a1a;
  margin: 1.5rem 0;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.card {
  background: #050505;
  border: 1px solid #1a1a1a;
  padding: 1.75rem;
}

.card h3 {
  color: var(--steel);
  margin-top: 0;
}

.card img {
  margin: -1.75rem -1.75rem 1.25rem;
  width: calc(100% + 3.5rem);
  max-width: none;
}

/* ── Statement → context → close rhetoric ── */
.statement {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text);
  border-left: 2px solid var(--steel);
  padding-left: 1.25rem;
  margin: 2rem 0;
}

/* ── B-S4 Quiet Close ── */
.quiet-close {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid #1a1a1a;
  text-align: center;
}

.quiet-close p {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--text-muted);
  font-style: italic;
  max-width: 560px;
  margin: 0 auto;
}

/* ── Maps ── */
.map-section { margin: 3rem 0; }

.map-section h2 {
  margin-top: 0;
}

.map-embed {
  width: 100%;
  border: 1px solid #1a1a1a;
  filter: grayscale(30%) brightness(0.7) contrast(1.1);
}

/* MAP-A: two-column prose left, map right */
.map-a {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.map-a .map-embed { height: 400px; }

/* MAP-B: full-width below content */
.map-b .map-embed { height: 320px; }

/* MAP-C: compact inline */
.map-c {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: center;
}

.map-c .map-embed { height: 280px; }

/* MAP-D: minimal footer-adjacent */
.map-d {
  border-top: 1px solid #1a1a1a;
  padding-top: 2rem;
  margin-top: 3rem;
}

.map-d .map-embed { height: 220px; }

/* ── Briefings Q/A two-column ── */
.briefings-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3rem;
  align-items: start;
}

.jump-nav {
  position: sticky;
  top: 2rem;
}

.jump-nav h3 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 1rem;
}

.jump-nav ul {
  list-style: none;
}

.jump-nav li { margin-bottom: 0.5rem; }

.jump-nav a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.jump-nav a:hover { color: var(--steel); }

.qa-block {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #111;
}

.qa-block:last-child { border-bottom: none; }

.qa-block h3 {
  font-family: var(--font-display);
  color: var(--steel);
}

/* ── Footer ── */
.site-footer {
  background: #000000;
  border-top: 1px solid #1a1a1a;
  padding: 2.5rem 0;
  margin-top: 3rem;
}

.footer-inner {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 2rem;
  border-left: var(--rail-width) solid var(--steel);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.footer-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-links h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.75rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li { margin-bottom: 0.35rem; }

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links a:hover { color: var(--steel); }

.footer-bottom {
  border-top: 1px solid #111;
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Cookie consent ── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #050505;
  border-top: 1px solid var(--steel-dim);
  padding: 1.25rem 2rem;
  z-index: 9999;
  display: none;
  box-shadow: 0 -4px 24px rgba(0,0,0,0.8);
}

.cookie-banner.is-visible,
#cookie-banner.is-visible { display: block; }

.cookie-inner {
  max-width: var(--shell-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.cookie-text {
  flex: 1;
  min-width: 280px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.cookie-text a { color: var(--steel); }

.cookie-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.cookie-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--steel-dim);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
}

.cookie-btn:hover {
  border-color: var(--steel);
  color: var(--steel);
}

.cookie-btn.accept {
  background: var(--steel);
  color: #000;
  border-color: var(--steel);
}

.cookie-btn.accept:hover {
  background: #a3bdd0;
}

.cookie-customise-panel {
  display: none;
  width: 100%;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #1a1a1a;
}

.cookie-customise-panel.open { display: block; }

.cookie-panel {
  display: none;
  width: 100%;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #1a1a1a;
}

.cookie-panel.is-open { display: block; }

.cookie-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0;
  font-size: 0.85rem;
}

.cookie-toggle label { cursor: pointer; }

/* ── 404 ── */
.error-page {
  text-align: center;
  padding: 4rem 0;
}

.error-code {
  font-family: var(--font-display);
  font-size: 6rem;
  font-weight: 800;
  color: var(--steel);
  line-height: 1;
  margin-bottom: 1rem;
}

/* ── Legal pages ── */
.legal-content h2 { font-size: 1.25rem; }
.legal-content ul, .legal-content ol {
  margin: 0 0 1.25rem 1.5rem;
  color: var(--text-muted);
}
.legal-content li { margin-bottom: 0.5rem; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .two-col, .three-col, .map-a, .map-c, .briefings-layout, .footer-grid {
    grid-template-columns: 1fr;
  }
  .index-grid { grid-template-columns: repeat(2, 1fr); }
  .jump-nav { position: static; }
}

@media (max-width: 600px) {
  .shell { padding: 0 1rem 3rem; }
  .index-grid { grid-template-columns: 1fr; }
  .header-inner { flex-direction: column; align-items: flex-start; }
}
/* Image sizing — compact editorial layout */
.hero-image{max-height:340px;aspect-ratio:16/7;object-fit:cover;width:100%}
.content-img,.index-entry img,.rail-item img,.content-block img,.two-col img,.three-col img,.mosaic-three img,.photo-band img,.page-banner-img{max-height:240px;width:100%;object-fit:cover;border:1px solid #1a1a1a}
.three-col img{max-height:180px}
.mosaic-three img{max-height:200px}
.page-banner-img{display:block;margin:1.5rem 0}
.prose-continue{color:var(--text-muted);font-size:.95rem}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:0;z-index:10000;padding:.5rem;background:#7B9CB5;color:#000}
.index-entry{display:grid;grid-template-columns:3rem 1fr;gap:1rem;padding:1.5rem 0;border-top:1px solid #1a1a1a}
.steel-rail{border-left:2px solid #7B9CB5;padding-left:1.5rem}
.rail-item{position:relative;padding:1rem 0 1rem 1rem}.rail-marker{position:absolute;left:-1.65rem;top:1.25rem;width:8px;height:8px;background:#7B9CB5}
.mosaic-three{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin:1.5rem 0}
.photo-band{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem;margin:1.5rem 0}
.photo-band img,.mosaic-three img{width:100%;border:1px solid #1a1a1a}
.btn-knock{padding:.5rem 1rem;border:1px solid #7B9CB5;color:#7B9CB5!important;text-decoration:none;font-family:var(--font-mono);font-size:.75rem}
#cookie-banner.is-visible{display:block!important}
.cookie-panel.is-open{display:block}
.knock-layout{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:start}
@media(max-width:768px){.knock-layout{grid-template-columns:1fr}}