/* =========================================================
   ASTRAVAULT
   Cinematic dark archive for public-domain space & science
   ========================================================= */

:root {
  --bg:        #05070B;
  --bg-soft:   #080B12;
  --card:      #0B1020;
  --card-2:    #0E1426;
  --border:    #1A2236;
  --border-2:  #232E48;
  --text:      #F5F7FB;
  --muted:     #9CA8C3;
  --muted-2:   #6E7A95;
  --blue:      #67B7FF;
  --purple:    #8A7DFF;

  --display:   'Sora', system-ui, sans-serif;
  --serif:     'Instrument Serif', 'Times New Roman', serif;
  --sans:      'Manrope', system-ui, sans-serif;
  --mono:      'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1400px;
  --pad: clamp(20px, 4vw, 56px);
  --radius: 4px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
html, body { background: var(--bg); }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: 0.01em;
  overflow-x: hidden;
  background-image:
    radial-gradient(1200px 800px at 80% -10%, rgba(103,183,255,.08), transparent 60%),
    radial-gradient(900px 700px at -10% 30%, rgba(138,125,255,.06), transparent 60%);
}

body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: .035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='1'/></svg>");
}

::selection { background: var(--blue); color: #06121f; }

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.mono   { font-family: var(--mono); letter-spacing: .04em; }
.serif  { font-family: var(--serif); font-style: italic; font-weight: 400; }
.eyebrow{ font-family: var(--mono); font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--muted-2); }
.muted  { color: var(--muted); }

/* ============== HEADER ============== */
header.site {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--pad);
  transition: background-color .35s ease, backdrop-filter .35s ease, border-color .35s ease;
  border-bottom: 1px solid transparent;
}
header.site.scrolled {
  background: rgba(5,7,11,.7);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom-color: var(--border);
}

.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: .26em;
  text-transform: uppercase;
}
.brand .mark {
  width: 22px; height: 22px;
  border: 1px solid var(--text);
  border-radius: 50%;
  position: relative;
  display: inline-block;
}
.brand .mark::before {
  content: ""; position: absolute; inset: 4px;
  border: 1px solid var(--text);
  border-radius: 50%;
  transform: rotate(20deg);
  border-color: var(--text) transparent var(--text) transparent;
}
.brand .mark::after {
  content: ""; position: absolute;
  width: 4px; height: 4px; background: var(--blue);
  border-radius: 50%;
  top: -2px; left: 50%; transform: translateX(-50%);
  box-shadow: 0 0 10px var(--blue);
}
.brand b { font-weight: 600; }
.brand .slash { color: var(--muted-2); margin: 0 4px; }

nav.primary {
  display: flex; gap: 28px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: .03em;
}
nav.primary a {
  color: var(--muted);
  position: relative;
  padding: 6px 0;
  transition: color .2s ease;
}
nav.primary a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 0; height: 1px; background: var(--blue);
  transition: width .35s ease;
}
nav.primary a:hover { color: var(--text); }
nav.primary a:hover::after { width: 100%; }
nav.primary a.active { color: var(--text); }
nav.primary a.active::after { width: 100%; background: var(--text); }

.head-right { display: flex; align-items: center; gap: 18px; }
.search-btn {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(11,16,32,.4);
  color: var(--muted);
  font-size: 12px;
  font-family: var(--mono);
  letter-spacing: .08em;
  transition: border-color .2s, color .2s;
}
.search-btn:hover { border-color: var(--blue); color: var(--text); }
.search-btn kbd {
  font-family: var(--mono);
  font-size: 10px;
  padding: 2px 6px;
  border: 1px solid var(--border-2);
  border-radius: 3px;
  color: var(--muted-2);
  background: transparent;
}

/* ============== HERO ============== */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 140px var(--pad) 80px;
  overflow: hidden;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 70% 35%, #15243f 0%, #0a1426 30%, var(--bg) 70%),
    linear-gradient(180deg, var(--bg) 0%, #060a14 100%);
  z-index: -2;
}
.hero-bg img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: .55;
  filter: contrast(1.05) saturate(.95) brightness(.85);
  animation: heroBreath 24s ease-in-out infinite alternate;
}
@keyframes heroBreath {
  from { transform: scale(1) translate3d(0,0,0); }
  to   { transform: scale(1.08) translate3d(-1%, -1%, 0); }
}
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 50%, transparent 30%, rgba(5,7,11,.55) 75%, var(--bg) 100%),
    linear-gradient(180deg, rgba(5,7,11,.4) 0%, rgba(5,7,11,0) 25%, rgba(5,7,11,.85) 100%);
}

.hero-meta {
  position: absolute; top: 110px; left: var(--pad); right: var(--pad);
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--muted-2);
}
.hero-meta .dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); margin: 0 8px; box-shadow: 0 0 8px var(--blue); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1);} 50% { opacity: .4; transform: scale(.7);} }

.hero-vertical {
  position: absolute; right: 16px; top: 50%;
  transform: translateY(-50%) rotate(180deg);
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .25em;
  color: var(--muted-2);
}

.hero-content { position: relative; max-width: 1100px; }

.hero-eyebrow {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 28px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero-eyebrow span.line { width: 48px; height: 1px; background: var(--muted-2); }

h1.hero-title {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(44px, 7.5vw, 112px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin: 0 0 36px;
  color: var(--text);
}
h1.hero-title .em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: #d8e3ff;
}
h1.hero-title .em::before {
  content: "";
  display: inline-block;
  width: 0.5em; height: 1px;
  background: var(--blue);
  vertical-align: middle;
  margin: 0 .35em .12em 0;
  opacity: .8;
}

.hero-sub {
  max-width: 560px;
  font-size: 16px;
  color: var(--muted);
  line-height: 1.65;
  margin: 0 0 44px;
}

.hero-actions {
  display: flex; align-items: center; gap: 20px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 16px 26px;
  font-family: var(--display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: transform .2s ease, background-color .2s, border-color .2s, color .2s;
}
.btn-primary {
  background: var(--text);
  color: #06121f;
}
.btn-primary:hover { background: var(--blue); transform: translateY(-1px); }
.btn-ghost {
  border-color: var(--border-2);
  color: var(--text);
  background: rgba(255,255,255,.02);
}
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.btn-text {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .15em;
  text-transform: uppercase;
  padding: 14px 0;
}
.btn-text:hover { color: var(--text); }
.btn-text .arrow { display: inline-block; transition: transform .25s ease; }
.btn-text:hover .arrow { transform: translateX(6px); }

.hero-stats {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.hero-stats .stat {
  padding: 22px 24px;
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 6px;
}
.hero-stats .stat:last-child { border-right: none; }
.hero-stats .label {
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .25em; text-transform: uppercase;
  color: var(--muted-2);
}
.hero-stats .value {
  font-family: var(--display);
  font-size: 28px; font-weight: 300; letter-spacing: -.01em;
}
.hero-stats .value sup {
  font-size: 12px; color: var(--blue); font-weight: 500; vertical-align: super; margin-left: 6px;
}

/* ============== TICKER ============== */
.ticker {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  overflow: hidden;
  position: relative;
}
.ticker::before, .ticker::after {
  content: ""; position: absolute; top: 0; bottom: 0;
  width: 80px; z-index: 2; pointer-events: none;
}
.ticker::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.ticker::after  { right: 0; background: linear-gradient(-90deg, var(--bg), transparent); }
.ticker-track {
  display: flex; gap: 60px;
  padding: 16px 0;
  animation: tickerScroll 60s linear infinite;
  width: max-content;
}
.ticker-track span {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}
.ticker-track .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--blue); }
.ticker-track em {
  font-family: var(--serif);
  color: var(--text);
  font-style: italic;
  font-size: 14px;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  margin: 0 4px;
}
@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============== SECTION HEADER ============== */
section.block { padding: 120px var(--pad); position: relative; }
section.block.tight { padding: 80px var(--pad); }

.section-head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 40px;
  margin-bottom: 56px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.section-head .left { display: flex; flex-direction: column; gap: 20px; max-width: 720px; }
.section-head .num {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .25em; text-transform: uppercase;
  color: var(--muted-2);
}
.section-head h2 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(32px, 4.5vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
}
.section-head h2 em {
  font-family: var(--serif);
  font-style: italic;
  color: #d8e3ff;
  font-weight: 400;
}
.section-head p {
  margin: 0;
  color: var(--muted);
  max-width: 560px;
  font-size: 15px;
  line-height: 1.65;
}
.section-head .right {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 10px 0;
  transition: color .2s;
  border-bottom: 1px solid transparent;
}
a.section-head-link.right:hover { color: var(--text); border-bottom-color: var(--blue); }
a.section-head-link .arrow { transition: transform .25s ease; display: inline-block; }
a.section-head-link:hover .arrow { transform: translateX(4px); }

/* ============== CATEGORIES (8 cards) ============== */
.categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.cat-card {
  position: relative;
  background: var(--card);
  padding: 28px 24px 26px;
  min-height: 280px;
  overflow: hidden;
  transition: background-color .35s ease;
  display: flex; flex-direction: column; justify-content: space-between;
  cursor: pointer;
}
.cat-card .bgimg {
  position: absolute; inset: 0;
  z-index: 0;
  opacity: .25;
  background-size: cover;
  background-position: center;
  transition: opacity .5s ease, transform .9s ease;
  filter: grayscale(20%) contrast(1.05);
}
.cat-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,7,11,.55) 0%, rgba(5,7,11,.95) 100%);
  z-index: 1;
}
.cat-card:hover .bgimg { opacity: .55; transform: scale(1.06); }
.cat-card:hover { background: var(--card-2); }
.cat-card > * { position: relative; z-index: 2; }
.cat-card .cat-num {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .25em;
  color: var(--muted-2);
}
.cat-card .cat-title {
  font-family: var(--display);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -.015em;
  line-height: 1.05;
  margin: 12px 0 12px;
  color: var(--text);
}
.cat-card .cat-desc {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  margin-bottom: 24px;
  max-width: 80%;
}
.cat-card .cat-foot {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--muted);
  padding-top: 16px;
  border-top: 1px solid var(--border-2);
}
.cat-card .cat-foot .arrow {
  width: 28px; height: 28px;
  border: 1px solid var(--border-2);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background-color .25s, border-color .25s, color .25s, transform .25s;
}
.cat-card:hover .cat-foot .arrow {
  background: var(--blue); border-color: var(--blue); color: #06121f;
  transform: translateX(4px);
}

/* ============== COLLECTIONS ============== */
.collections {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.coll {
  position: relative;
  border: 1px solid var(--border);
  background: var(--card);
  overflow: hidden;
  cursor: pointer;
  transition: border-color .3s, transform .4s;
  display: flex; flex-direction: column;
}
.coll:hover { border-color: var(--border-2); transform: translateY(-4px); }
.coll .cover {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: linear-gradient(135deg, #0a1426 0%, #1a2236 100%);
}
.coll .cover img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .9s ease;
  opacity: .9;
}
.coll:hover .cover img { transform: scale(1.05); opacity: 1; }
.coll .cover::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(5,7,11,.85) 100%);
}
.coll .cover .badge {
  position: absolute; top: 16px; left: 16px;
  z-index: 2;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  background: rgba(5,7,11,.7);
  border: 1px solid var(--border-2);
  backdrop-filter: blur(8px);
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--text);
  border-radius: 2px;
}
.coll .cover .count {
  position: absolute; bottom: 16px; right: 16px;
  z-index: 2;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .15em;
  color: var(--muted);
  text-transform: uppercase;
}
.coll .body { padding: 24px 22px 26px; flex: 1; display: flex; flex-direction: column; justify-content: space-between; gap: 18px; }
.coll .body h3 {
  font-family: var(--display);
  font-weight: 300;
  font-size: 26px;
  letter-spacing: -.015em;
  line-height: 1.1;
  margin: 0;
  color: var(--text);
}
.coll .body h3 em { font-family: var(--serif); font-style: italic; color: #d8e3ff; font-weight: 400; }
.coll .body p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }
.coll .body .meta {
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted-2);
  display: flex; align-items: center; gap: 10px;
}
.coll .body .meta .sep { width: 4px; height: 4px; background: var(--muted-2); border-radius: 50%; }

.coll.large { grid-column: span 6; }
.coll.med   { grid-column: span 6; }
.coll.small { grid-column: span 4; }

/* ============== VIDEO GRID ============== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px 20px;
}
.video {
  display: flex; flex-direction: column; gap: 14px;
  cursor: pointer;
  position: relative;
}
.video .thumb {
  position: relative;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #0a1426 0%, #1a2236 100%);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color .25s;
}
.video .thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .9s ease, opacity .25s;
  opacity: .92;
}
.video:hover .thumb img { transform: scale(1.04); opacity: 1; }
.video:hover .thumb { border-color: var(--blue); }
.video .thumb::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(5,7,11,.7) 100%);
}
.video .duration {
  position: absolute; bottom: 10px; right: 10px;
  z-index: 2;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .1em;
  background: rgba(5,7,11,.85);
  padding: 4px 8px;
  border-radius: 2px;
  color: var(--text);
  border: 1px solid var(--border-2);
}
.video .play {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%) scale(.85);
  z-index: 2;
  width: 56px; height: 56px;
  border: 1px solid var(--text);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transition: opacity .25s, transform .35s, background-color .25s;
  background: rgba(5,7,11,.5);
  backdrop-filter: blur(6px);
}
.video:hover .play { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.video .play svg { width: 16px; height: 16px; fill: var(--text); margin-left: 2px; }
.video .info { display: flex; flex-direction: column; gap: 8px; }
.video .src {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted-2);
}
.video .src .badge {
  display: inline-flex; padding: 3px 7px;
  border: 1px solid var(--border-2);
  border-radius: 2px;
  color: var(--blue);
  font-size: 9px;
  letter-spacing: .2em;
}
.video h4 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 16px;
  letter-spacing: -.005em;
  line-height: 1.3;
  margin: 0;
  color: var(--text);
  transition: color .2s;
}
.video:hover h4 { color: var(--blue); }
.video .tags {
  display: flex; gap: 6px; flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted);
}
.video .tags .tag {
  padding: 2px 0;
  color: var(--muted-2);
}
.video .tags .tag:not(:last-child)::after {
  content: "/"; margin-left: 6px; color: var(--border-2);
}

/* ============== FEATURED QUOTE ============== */
.feature {
  padding: 140px var(--pad);
  position: relative;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  text-align: center;
}
.feature::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(103,183,255,.08), transparent 70%);
  z-index: 0;
}
.feature .quote {
  position: relative;
  z-index: 1;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(28px, 4.5vw, 56px);
  line-height: 1.15;
  letter-spacing: -.01em;
  max-width: 900px;
  margin: 0 auto 40px;
  color: var(--text);
}
.feature .quote .blue { color: var(--blue); }
.feature .attribution {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--muted);
  position: relative; z-index: 1;
}

/* ============== SOURCES ============== */
.sources-wrap {
  border: 1px solid var(--border);
  background: var(--bg-soft);
}
.sources-head {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  padding: 56px var(--pad) 40px;
  border-bottom: 1px solid var(--border);
}
.sources-head h3 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(28px, 3.5vw, 44px);
  letter-spacing: -.015em;
  line-height: 1.05;
  margin: 8px 0 0;
}
.sources-head h3 em { font-family: var(--serif); font-style: italic; color: #d8e3ff; font-weight: 400; }
.sources-head p { color: var(--muted); font-size: 15px; line-height: 1.65; margin: 0; max-width: 540px; }
.sources-head p + p { margin-top: 16px; }
.sources-list {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
}
.src-item {
  padding: 32px 24px;
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 12px;
  transition: background-color .2s ease, color .2s ease;
}
a.src-item:hover { background: var(--card-2); }
a.src-item:hover .nm { color: var(--blue); }
.src-item:last-child { border-right: none; }
.src-item .ix {
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .25em;
  color: var(--muted-2);
}
.src-item .nm {
  font-family: var(--display);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--text);
  text-transform: uppercase;
}
.src-item .desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.45;
}

/* ============== FOOTER ============== */
footer.site {
  padding: 100px var(--pad) 40px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  margin-top: 120px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border);
}
.foot-grid h5 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin: 0 0 20px;
  font-weight: 500;
}
.foot-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.foot-grid ul a { color: var(--muted); font-size: 13px; transition: color .2s; }
.foot-grid ul a:hover { color: var(--text); }
.foot-brand .brand { margin-bottom: 20px; }
.foot-brand p { color: var(--muted); font-size: 13px; line-height: 1.65; max-width: 380px; margin: 0; }
.foot-disclaimer {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--muted-2);
  line-height: 1.7;
  max-width: 560px;
  margin-top: 20px;
}

.foot-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 32px;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted-2);
}
.foot-bottom .right { display: flex; gap: 24px; }

/* ============== REVEAL ON SCROLL ============== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ============== SEARCH MODAL ============== */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--text); color: #06121f;
  padding: 10px 16px; font-family: var(--mono);
  font-size: 12px; letter-spacing: .15em; text-transform: uppercase;
  z-index: 200;
}
.skip-link:focus { left: 16px; top: 16px; }

.search-overlay {
  position: fixed; inset: 0;
  background: rgba(5,7,11,.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 200;
  display: none;
  align-items: flex-start; justify-content: center;
  padding: 18vh 20px 20px;
}
.search-overlay.open { display: flex; }
.search-panel {
  width: 100%; max-width: 640px;
  background: var(--card);
  border: 1px solid var(--border-2);
  border-radius: 6px;
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
  overflow: hidden;
}
.search-panel form {
  display: flex; align-items: center; gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
}
.search-panel input {
  flex: 1;
  background: transparent;
  border: none; outline: none;
  color: var(--text);
  font-family: var(--display);
  font-size: 18px;
  font-weight: 300;
  letter-spacing: .01em;
}
.search-panel input::placeholder { color: var(--muted-2); }
.search-panel .hint {
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted-2);
}
.search-panel .links {
  padding: 8px 0;
}
.search-panel .links a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px;
  font-family: var(--mono);
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted);
  border-top: 1px solid transparent;
  border-bottom: 1px solid transparent;
  transition: background-color .2s, color .2s;
}
.search-panel .links a:hover {
  background: var(--card-2);
  color: var(--text);
}
.search-panel .links a span.tgt {
  color: var(--muted-2);
  font-size: 10px;
}

/* ============== PAGE HERO (for archive / collections) ============== */
.page-hero {
  position: relative;
  padding: 180px var(--pad) 80px;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 60% 50% at 80% 30%, rgba(103,183,255,.08), transparent 60%),
    radial-gradient(ellipse 50% 60% at 10% 70%, rgba(138,125,255,.05), transparent 60%);
}
.page-hero .container { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 40px; }
.page-hero .num {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .25em; text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 18px;
  display: block;
}
.page-hero h1 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(40px, 6vw, 84px);
  line-height: 1.0;
  letter-spacing: -.025em;
  margin: 0 0 24px;
  max-width: 920px;
}
.page-hero h1 em { font-family: var(--serif); font-style: italic; color: #d8e3ff; font-weight: 400; }
.page-hero p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
  max-width: 620px;
  margin: 0;
}
.page-hero .crumbs {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted-2);
  display: flex; gap: 10px; align-items: center;
  white-space: nowrap;
}
.page-hero .crumbs a { color: var(--muted); transition: color .2s; }
.page-hero .crumbs a:hover { color: var(--text); }
.page-hero .crumbs .sep { color: var(--border-2); }

/* ============== FILTER BAR ============== */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 56px;
  align-items: center;
}
.filter-bar .label {
  font-family: var(--mono);
  font-size: 10px; letter-spacing: .25em; text-transform: uppercase;
  color: var(--muted-2);
  margin-right: 12px;
  padding-right: 12px;
  border-right: 1px solid var(--border);
}
.filter-bar button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 999px;
  transition: border-color .2s, color .2s, background-color .2s;
}
.filter-bar button:hover { border-color: var(--blue); color: var(--text); }
.filter-bar button.active {
  border-color: var(--text);
  color: var(--text);
  background: rgba(255,255,255,.04);
}
.filter-bar .count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted-2);
}
.filter-bar .count em { font-family: var(--serif); font-style: italic; color: var(--text); font-size: 14px; }

.empty-state {
  padding: 80px 0;
  text-align: center;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
}

/* ============== COLLECTION DETAIL ============== */
.coll-detail {
  padding: 100px var(--pad);
  border-top: 1px solid var(--border);
}
.coll-detail:first-of-type { border-top: none; }
.coll-detail .container { display: grid; grid-template-columns: 5fr 7fr; gap: 60px; align-items: start; }
.coll-detail .lead .num {
  font-family: var(--mono); font-size: 11px; letter-spacing: .25em; text-transform: uppercase;
  color: var(--muted-2); margin-bottom: 16px; display: block;
}
.coll-detail .lead h2 {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: -.02em;
  margin: 0 0 24px;
}
.coll-detail .lead h2 em { font-family: var(--serif); font-style: italic; color: #d8e3ff; font-weight: 400; }
.coll-detail .lead p { color: var(--muted); font-size: 15px; line-height: 1.65; margin: 0 0 16px; }
.coll-detail .lead .meta {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--muted-2);
  display: flex; gap: 14px; align-items: center; flex-wrap: wrap;
  margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border);
}
.coll-detail .lead .meta .sep { width: 4px; height: 4px; background: var(--muted-2); border-radius: 50%; }
.coll-detail .lead .src-link {
  margin-top: 24px;
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--blue);
  border-bottom: 1px solid transparent;
  padding-bottom: 4px;
  transition: border-color .2s;
}
.coll-detail .lead .src-link:hover { border-bottom-color: var(--blue); }

.coll-detail .entries { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 22px; }

/* ============== ARCHIVE GRID OVERRIDES ============== */
.archive-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 36px 22px; }

/* ============== RESPONSIVE ============== */
@media (max-width: 1100px) {
  nav.primary { display: none; }
  .categories { grid-template-columns: repeat(2, 1fr); }
  .video-grid { grid-template-columns: repeat(3, 1fr); }
  .archive-grid { grid-template-columns: repeat(3, 1fr); }
  .coll.large, .coll.med { grid-column: span 12; }
  .coll.small { grid-column: span 6; }
  .sources-head { grid-template-columns: 1fr; gap: 24px; }
  .sources-list { grid-template-columns: repeat(3, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .foot-grid > .foot-brand { grid-column: span 2; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stats .stat:nth-child(2n) { border-right: none; }
  .page-hero .container { grid-template-columns: 1fr; }
  .coll-detail .container { grid-template-columns: 1fr; gap: 40px; }
  .coll-detail .entries { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .hero { padding-top: 120px; }
  .hero-meta, .hero-vertical { display: none; }
  .video-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 14px; }
  .archive-grid { grid-template-columns: repeat(2, 1fr); gap: 28px 14px; }
  .video h4 { font-size: 14px; }
  .coll.small { grid-column: span 12; }
  .sources-list { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr; }
  .foot-grid > .foot-brand { grid-column: span 1; }
  .foot-bottom { flex-direction: column; gap: 16px; align-items: flex-start; }
  .head-right .search-btn span:first-of-type { display: none; }
  section.block { padding: 80px var(--pad); }
  .page-hero { padding: 130px var(--pad) 60px; }
  .coll-detail .entries { grid-template-columns: 1fr; }
  .coll-detail { padding: 70px var(--pad); }
}
@media (max-width: 460px) {
  .video-grid, .archive-grid { grid-template-columns: 1fr; }
  .categories { grid-template-columns: 1fr; }
  .sources-list { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .hero-stats .stat { border-right: none; border-bottom: 1px solid var(--border); }
  .hero-stats .stat:last-child { border-bottom: none; }
}

/* ============== ROBUST THUMBNAIL FALLBACKS ============== */
.thumb.is-missing,
.cover.is-missing {
  position: relative;
  background:
    radial-gradient(600px 260px at 80% 10%, rgba(103,183,255,.12), transparent 60%),
    linear-gradient(135deg, #08101f 0%, #111a2d 52%, #06080f 100%);
}
.thumb.is-missing img,
.cover.is-missing img { display: none !important; }
.thumb-placeholder {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 6px;
  padding: 18px;
  overflow: hidden;
  color: var(--text);
  border: 1px solid var(--border);
}
.thumb-placeholder::before {
  content: "";
  position: absolute;
  inset: -20%;
  background:
    linear-gradient(110deg, transparent 0 42%, rgba(103,183,255,.09) 43% 44%, transparent 45% 100%),
    radial-gradient(circle at 18% 24%, rgba(255,255,255,.35) 0 1px, transparent 2px),
    radial-gradient(circle at 70% 38%, rgba(255,255,255,.28) 0 1px, transparent 2px),
    radial-gradient(circle at 86% 72%, rgba(255,255,255,.22) 0 1px, transparent 2px);
  opacity: .65;
}
.thumb-placeholder .ph-kicker {
  position: relative;
  z-index: 1;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--blue);
}
.thumb-placeholder strong {
  position: relative;
  z-index: 1;
  font-family: var(--display);
  font-size: clamp(13px, 1.3vw, 17px);
  line-height: 1.2;
  font-weight: 400;
  letter-spacing: -.01em;
  max-width: 90%;
}
.thumb-placeholder small {
  position: relative;
  z-index: 1;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted-2);
}