:root {
  --bg: #05070b;
  --bg2: #07121d;
  --ink: #e8fff9;
  --muted: #8eaaa7;
  --cyan: #23ffe0;
  --blue: #0b4c72;
  --orange: #ff7a2f;
  --violet: #6d49ff;
  --red: #ff2f55;
  --paper: rgba(231, 221, 194, 0.92);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
  --font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font);
  overflow-x: hidden;
  background:
    radial-gradient(circle at 72% 8%, rgba(255, 122, 47, 0.18), transparent 24rem),
    radial-gradient(circle at 18% 21%, rgba(35, 255, 224, 0.12), transparent 22rem),
    linear-gradient(180deg, #05070b 0%, #07121d 46%, #02060b 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: -20%;
  pointer-events: none;
  background:
    repeating-radial-gradient(ellipse at 50% 115%, transparent 0 18px, rgba(35, 255, 224, 0.045) 19px 21px),
    linear-gradient(120deg, transparent 0 45%, rgba(109, 73, 255, 0.08) 46%, transparent 54%);
  animation: drift 47s linear infinite;
  opacity: 0.9;
  z-index: -2;
}

body.signal-stable .noise,
body.signal-stable .scanlines { opacity: 0.12; }
body.signal-stable .fragment { transform: rotate(0deg) !important; }

.noise,
.scanlines,
.cursor-orb {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
}
.noise {
  opacity: 0.28;
  mix-blend-mode: screen;
  background:
    repeating-radial-gradient(circle at 17% 23%, rgba(255,255,255,.18) 0 1px, transparent 1px 5px),
    repeating-radial-gradient(circle at 71% 64%, rgba(35,255,224,.12) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(37deg, rgba(255,255,255,.04) 0 1px, transparent 1px 4px);
  background-size: 127px 131px, 181px 173px, 43px 43px;
}
.scanlines {
  opacity: 0.22;
  background: repeating-linear-gradient(180deg, rgba(255,255,255,0.035) 0 1px, transparent 1px 5px);
}
.cursor-orb {
  width: 34rem;
  height: 34rem;
  border-radius: 999px;
  inset: auto;
  left: var(--mx, 50%);
  top: var(--my, 50%);
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(35,255,224,.13), transparent 64%);
  filter: blur(6px);
  z-index: -1;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 4rem);
  backdrop-filter: blur(18px);
  background: linear-gradient(180deg, rgba(5,7,11,.82), rgba(5,7,11,.45));
  border-bottom: 1px solid rgba(35,255,224,.16);
}
.mark {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 900;
  letter-spacing: .04em;
}
.mark small { display: block; color: var(--muted); font: 500 .68rem var(--mono); }
.mark-eye {
  width: 2.4rem;
  height: 2.4rem;
  border: 1px solid rgba(35,255,224,.5);
  border-radius: 58% 42% 58% 42%;
  background: radial-gradient(circle at 50% 50%, #fff 0 8%, var(--cyan) 9% 20%, #10233a 21% 100%);
  box-shadow: 0 0 28px rgba(35,255,224,.35);
  animation: blink 6s infinite;
}
.nav { display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; justify-content: flex-end; }
.nav a,
.signal-toggle,
.btn,
.decode,
.glyph-board button {
  color: var(--ink);
  border: 1px solid rgba(232,255,249,.2);
  background: rgba(255,255,255,.04);
  border-radius: 999px;
  padding: .65rem .95rem;
  text-decoration: none;
  font: 700 .76rem var(--mono);
  text-transform: uppercase;
  letter-spacing: .08em;
  cursor: pointer;
}
.nav a:hover,
.signal-toggle:hover,
.btn:hover,
.decode:hover,
.glyph-board button:hover { border-color: var(--cyan); box-shadow: 0 0 24px rgba(35,255,224,.16); }
.nav a:focus-visible,
.signal-toggle:focus-visible,
.btn:focus-visible,
.decode:focus-visible,
.glyph-board button:focus-visible,
.footer a:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }

.hero {
  min-height: 86vh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(22rem, .94fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(3rem, 8vw, 8rem) clamp(1rem, 5vw, 5rem) 3rem;
}
.kicker,
.section-label,
.stamp {
  color: var(--cyan);
  font: 800 .78rem var(--mono);
  text-transform: uppercase;
  letter-spacing: .16em;
}
h1, h2, h3 { margin: 0; line-height: .94; }
h1 {
  max-width: 12ch;
  font-size: clamp(3.8rem, 10vw, 10.4rem);
  letter-spacing: -.08em;
  text-shadow: 0 0 38px rgba(35,255,224,.16);
}
h2 { font-size: clamp(2.3rem, 5vw, 5.6rem); letter-spacing: -.055em; max-width: 12ch; }
h3 { font-size: clamp(1.5rem, 2.4vw, 2.7rem); letter-spacing: -.04em; }
.lead { max-width: 42rem; color: #c4ddd8; font-size: clamp(1.05rem, 1.8vw, 1.35rem); line-height: 1.65; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }
.btn.primary { color: #021211; background: linear-gradient(135deg, var(--cyan), #e5fff9); border: 0; }
.btn.ghost { background: rgba(255,122,47,.08); border-color: rgba(255,122,47,.35); }

.abyss-stage {
  min-height: 44rem;
  position: relative;
  border: 1px solid rgba(35,255,224,.16);
  border-radius: 2.2rem;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 42%, rgba(35,255,224,.16), transparent 14rem),
    linear-gradient(180deg, rgba(14,36,57,.84), rgba(0,8,16,.96));
  box-shadow: var(--shadow), inset 0 -80px 120px rgba(0,0,0,.55);
}
.depth-grid {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(35,255,224,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35,255,224,.08) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at 50% 42%, #000, transparent 75%);
  animation: sink 16s linear infinite;
}
.asset-hero {
  position: absolute;
  inset: 5%;
  width: 90%;
  height: 90%;
  object-fit: contain;
  opacity: .94;
  filter: drop-shadow(0 28px 48px rgba(0, 0, 0, .62));
}
.red-string { position: absolute; height: 2px; background: var(--red); transform-origin: left center; box-shadow: 0 0 18px rgba(255,47,85,.5); }
.s1 { width: 76%; left: 6%; top: 24%; transform: rotate(19deg); }
.s2 { width: 68%; left: 18%; top: 74%; transform: rotate(-25deg); }
.media-void {
  position: absolute;
  width: 10rem;
  aspect-ratio: 4/3;
  border: 1px solid rgba(232,255,249,.25);
  background: repeating-linear-gradient(135deg, rgba(255,255,255,.12) 0 2px, transparent 2px 9px), rgba(0,0,0,.42);
  display: grid;
  place-items: center;
  text-align: center;
  color: rgba(232,255,249,.78);
  font: 800 .7rem var(--mono);
  transform: rotate(-7deg);
}
.mv1 { left: 7%; bottom: 9%; }
.mv2 { right: 6%; top: 12%; transform: rotate(9deg); }

.ticker {
  display: flex;
  gap: 3rem;
  white-space: nowrap;
  overflow: hidden;
  border-block: 1px solid rgba(35,255,224,.18);
  padding: .85rem 0;
  background: rgba(255,47,85,.08);
}
.ticker span { animation: marquee 18s linear infinite; color: #ffd6dd; font: 900 .82rem var(--mono); letter-spacing: .12em; }

.casefile,
.depth-section,
.den {
  padding: clamp(4rem, 8vw, 8rem) clamp(1rem, 5vw, 5rem);
}
.evidence-grid {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1.25fr .75fr 1fr;
  grid-auto-rows: minmax(15rem, auto);
  gap: 1.2rem;
}
.compact-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.fragment {
  position: relative;
  padding: 1.4rem;
  background: var(--paper);
  color: #16120e;
  box-shadow: var(--shadow);
  transform: rotate(var(--rot, -1deg));
  border-radius: .28rem;
  overflow: hidden;
}
.fragment::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 18% 30%, rgba(4,67,72,.16), transparent 7rem), linear-gradient(120deg, transparent, rgba(0,0,0,.09));
  pointer-events: none;
}
.fragment-large { grid-row: span 2; --rot: -1.4deg; }
.note { --rot: 2.4deg; background: #fff1a8; }
.sonar { --rot: -2deg; background: #d9fbf5; }
.redacted { --rot: 1.1deg; background: #eadfca; }
.pin {
  width: 1rem; height: 1rem; border-radius: 999px; background: var(--red);
  box-shadow: 0 0 0 6px rgba(255,47,85,.12); position: absolute; top: .7rem; right: .8rem; z-index: 2;
}
.photo-placeholder { min-height: 22rem; display: grid; place-items: center; border: 1px solid rgba(0,0,0,.22); margin: 1rem 0; overflow: hidden; background: #08151b; }
.asset-card {
  width: 100%;
  max-height: 24rem;
  object-fit: cover;
  display: block;
  border: 1px solid rgba(0,0,0,.16);
  filter: saturate(.82) contrast(1.08);
}
.asset-badge {
  width: min(100%, 18rem);
  display: block;
  margin: 1rem auto;
  filter: drop-shadow(0 20px 42px rgba(35,255,224,.12));
}
.hand { font: 800 clamp(1.5rem, 3vw, 2.5rem)/1.08 Georgia, serif; color: #1e1810; }
code { font-family: var(--mono); background: rgba(0,0,0,.1); padding: .2rem .35rem; }
mark { background: #111; color: transparent; padding: 0 .35rem; }
.hidden-mail { filter: blur(.7px); font-family: var(--mono); }

.depth-columns,
.den {
  display: grid;
  grid-template-columns: .45fr 1fr .7fr;
  gap: 1.4rem;
  align-items: stretch;
}
.depth-meter {
  position: relative;
  min-height: 28rem;
  border: 1px solid rgba(35,255,224,.22);
  background: linear-gradient(180deg, rgba(35,255,224,.08), rgba(0,0,0,.4));
  overflow: hidden;
}
.depth-meter::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent, rgba(0,0,0,.75)); }
.depth-meter span { position: absolute; left: 1rem; top: var(--d); font: 800 .82rem var(--mono); color: var(--cyan); }
.depth-copy,
.specimen-card,
.terminal-panel,
.glyph-board {
  border: 1px solid rgba(35,255,224,.18);
  background: rgba(255,255,255,.035);
  padding: 1.4rem;
  box-shadow: var(--shadow);
}
.depth-copy p, .specimen-card p, .footer p { color: #c4ddd8; line-height: 1.7; }
.question-list { display: grid; gap: .9rem; padding-left: 1rem; color: #e6fff9; }
.tag { color: var(--orange); font: 900 .8rem var(--mono); letter-spacing: .12em; }

.terminal-panel { grid-column: span 2; min-height: 26rem; }
.terminal-top { display: flex; align-items: center; gap: .5rem; margin-bottom: 1rem; font: 800 .75rem var(--mono); color: var(--muted); }
.terminal-top span { width: .8rem; height: .8rem; border-radius: 999px; background: var(--red); }
.terminal-top span:nth-child(2) { background: var(--orange); }
.terminal-top span:nth-child(3) { background: var(--cyan); }
pre { white-space: pre-wrap; min-height: 12rem; max-height: 20rem; overflow: auto; color: #b8fff5; font: 700 .95rem/1.7 var(--mono); }
.glyph-board { display: grid; gap: .8rem; align-content: start; }
.glyph-board button.active { background: rgba(35,255,224,.18); border-color: var(--cyan); }

.footer {
  padding: 3rem clamp(1rem, 5vw, 5rem);
  border-top: 1px solid rgba(35,255,224,.16);
  font-family: var(--mono);
}
.footer a { color: inherit; text-decoration: none; border-bottom: 1px dotted rgba(35,255,224,.7); }
.coordinates span, .coordinates a { color: var(--cyan); }

@keyframes drift { to { transform: rotate(1turn) scale(1.05); } }
@keyframes pulse { 50% { filter: brightness(1.8); transform: scale(1.04); } }
@keyframes sink { to { background-position: 0 34px; } }
@keyframes marquee { to { transform: translateX(-100%); } }
@keyframes blink { 0%, 92%, 100% { transform: scaleY(1); } 95% { transform: scaleY(.08); } }

@media (max-width: 980px) {
  .hero, .depth-columns, .den { grid-template-columns: 1fr; }
  .terminal-panel { grid-column: auto; }
  .abyss-stage { min-height: 34rem; }
  .evidence-grid, .compact-grid { grid-template-columns: 1fr 1fr; }
  .fragment-large { grid-column: 1 / -1; grid-row: auto; }
  .depth-meter { min-height: 18rem; }
}
@media (max-width: 640px) {
  .site-header { position: relative; align-items: flex-start; flex-direction: column; }
  .nav { justify-content: flex-start; }
  .hero { padding-top: 2rem; }
  h1 { font-size: clamp(3rem, 17vw, 5rem); }
  .abyss-stage { min-height: 27rem; border-radius: 1.2rem; }
  .media-void { width: 7.4rem; }
  .evidence-grid, .compact-grid { grid-template-columns: 1fr; }
  .photo-placeholder { min-height: 17rem; }
  .hand { font-size: 1.45rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}