:root {
  --bg: #05070a;
  --ink: #e8e2d6;
  --mute: #8a9088;
  --line: rgba(232, 226, 214, 0.12);
  --copper: #d4a05a;
  --teal: #6ed6c2;
  --moss: #8faf6a;
  --clay: #d46a58;
  --dusk: #7ea0b8;
  --panel: rgba(8, 11, 14, 0.72);
  --display: "Iowan Old Style", Palatino, "Palatino Linotype", Georgia, serif;
  --mono: "SFMono-Regular", "Cascadia Mono", ui-monospace, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; height: 100%;
  background: var(--bg); color: var(--ink);
  font-family: var(--mono);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
button, input { font-family: inherit; }

#stage {
  position: fixed; inset: 0;
  display: block; width: 100%; height: 100%;
  cursor: grab;
}
#stage.grabbing { cursor: grabbing; }

.vignette {
  pointer-events: none;
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse at 50% 48%, transparent 38%, rgba(4,6,9,0.62) 100%),
    linear-gradient(180deg, rgba(4,6,9,0.35), transparent 16%, transparent 80%, rgba(4,6,9,0.62));
  z-index: 2;
}
.grain {
  pointer-events: none;
  position: fixed; inset: 0; z-index: 3; opacity: 0.045;
  background-image: radial-gradient(rgba(232,226,214,0.55) 0.55px, transparent 0.65px);
  background-size: 3px 3px;
}
.ghost-epoch {
  position: fixed; left: 50%; bottom: 28%;
  transform: translateX(-50%);
  z-index: 4;
  pointer-events: none;
  font-family: var(--display);
  font-size: clamp(64px, 14vw, 160px);
  letter-spacing: 0.18em;
  color: rgba(232, 226, 214, 0.045);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.top, .dock, .hint {
  transition: opacity 1.4s ease, transform 1.4s ease;
}
body.theatre .top { opacity: 0; pointer-events: none; }
body.theatre .dock { opacity: 0; pointer-events: none; transform: translateY(12px); }
body.theatre .hint { opacity: 0; }
body.theatre .ghost-epoch { color: rgba(232, 226, 214, 0.07); }

.hud { position: fixed; z-index: 5; pointer-events: none; }
.hud > * { pointer-events: auto; }

.top {
  top: 0; left: 0; right: 0;
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: max(16px, env(safe-area-inset-top)) 22px 0;
  gap: 16px;
}
.brand { display: flex; gap: 12px; align-items: center; }
.mark { width: 42px; height: 30px; }
.mark .a { stroke: var(--copper); fill: none; stroke-width: 1.7; }
.mark .b { stroke: var(--teal); fill: none; stroke-width: 1.7; }
.mark line { stroke: var(--moss); stroke-width: 1; opacity: 0.75; }
.word {
  font-family: var(--display);
  font-size: 26px; letter-spacing: 0.22em; line-height: 1;
}
.sub { color: var(--mute); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; margin-top: 4px; }
.sub a { color: var(--copper); text-decoration: none; }
.sub a:hover { text-decoration: underline; }

.readout { display: flex; gap: 18px; flex-wrap: wrap; justify-content: flex-end; }
.stat { text-align: right; min-width: 64px; }
.stat .k { display: block; font-size: 9px; letter-spacing: 0.18em; color: var(--mute); text-transform: uppercase; }
.stat .v { display: block; font-size: 16px; font-variant-numeric: tabular-nums; margin-top: 3px; }
.pill {
  display: inline-flex; align-items: center; gap: 7px;
}
.pill i {
  width: 7px; height: 7px; border-radius: 50%; background: var(--mute);
}
.pill.running i { background: var(--teal); box-shadow: 0 0 0 4px rgba(110,214,194,0.14); }
.pill.paused i { background: var(--copper); }

.hint {
  position: fixed; left: 50%; bottom: 86px; transform: translateX(-50%);
  z-index: 5; color: var(--mute); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; pointer-events: none;
  text-shadow: 0 1px 8px #05070a;
}

.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 6;
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  padding: 12px 18px max(14px, env(safe-area-inset-bottom));
  background: linear-gradient(180deg, transparent, rgba(5,7,10,0.88) 36%);
}
.btn {
  appearance: none; border: 1px solid var(--line); background: var(--panel);
  color: var(--ink); padding: 9px 12px; min-height: 40px; border-radius: 8px;
  letter-spacing: 0.12em; text-transform: uppercase; font-size: 11px; cursor: pointer;
  backdrop-filter: blur(10px);
}
.btn:hover { border-color: rgba(232,226,214,0.35); }
.btn:focus-visible { outline: 2px solid var(--copper); outline-offset: 2px; }
.btn.primary { background: var(--copper); color: #1a140c; border-color: var(--copper); font-weight: 700; }
.btn[aria-pressed="true"] { color: var(--copper); border-color: rgba(212,160,90,0.5); }
.speed { display: flex; align-items: center; gap: 8px; color: var(--mute); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; }
.speed input { width: 110px; accent-color: var(--copper); }
.home-link {
  margin-left: auto; color: var(--mute); text-decoration: none; font-size: 11px; letter-spacing: 0.08em;
}
.home-link:hover { color: var(--ink); }

.drawer {
  position: fixed; top: 78px; right: 16px; bottom: 88px; width: min(360px, calc(100vw - 24px));
  z-index: 6; background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  backdrop-filter: blur(16px); overflow: auto; padding: 16px 16px 20px;
  transform: translateX(110%); transition: transform 0.28s ease;
}
.drawer.open { transform: none; }
.drawer h2 {
  font-family: var(--display); font-size: 16px; letter-spacing: 0.04em;
  margin: 0 0 10px; font-weight: 600;
}
.kv { display: grid; grid-template-columns: 88px 1fr; gap: 5px 8px; font-size: 12px; margin-bottom: 12px; }
.kv span { color: var(--mute); }
.genes { display: flex; flex-wrap: wrap; gap: 4px; margin: 8px 0 16px; }
.gene {
  border: 1px solid var(--line); padding: 3px 6px; font-size: 10px; letter-spacing: 0.04em;
  background: rgba(255,255,255,0.03);
}
.events, .hall { list-style: none; margin: 0; padding: 0; }
.events li, .hall li {
  border-top: 1px solid var(--line); padding: 8px 0; font-size: 12px; line-height: 1.45;
}
.meta { color: var(--mute); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; }
.kind.big_bang { color: var(--clay); }
.kind.genesis { color: var(--moss); }
.hall li { cursor: pointer; }
.hall li:hover { color: var(--copper); }

.overlay {
  position: fixed; inset: 0; z-index: 10;
  display: grid; place-items: center; padding: 24px;
  background: rgba(5,7,10,0.62); backdrop-filter: blur(10px);
}
.overlay[hidden] { display: none; }
.card {
  width: min(460px, 100%);
  background: #10141a; border: 1px solid var(--line); border-radius: 16px;
  padding: 28px 26px 22px;
}
.card h1 {
  font-family: var(--display); font-size: 28px; letter-spacing: 0.16em;
  margin: 0 0 8px;
}
.card p { color: var(--mute); font-size: 13px; line-height: 1.65; margin: 0 0 14px; }
.card .rules { font-size: 12px; color: #c6c1b6; }
.card .btn { width: 100%; justify-content: center; display: flex; }

.tooltip {
  position: fixed; z-index: 7; pointer-events: none;
  background: #10141a; border: 1px solid var(--line); padding: 6px 8px;
  font-size: 11px; border-radius: 6px; transform: translate(-50%, -140%);
  white-space: nowrap;
}
.tooltip[hidden] { display: none; }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

@media (max-width: 720px) {
  .word { font-size: 20px; letter-spacing: 0.14em; }
  .readout .stat:nth-child(n+4) { display: none; }
  .hint { display: none; }
  .home-link { display: none; }
  .dock { gap: 6px; }
  .btn { padding: 8px 10px; font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .drawer { transition: none; }
}