/* ECHO FORGE — visual identity
   A chrono-forge of blue glass and brass: deep indigo void, steel walls, a
   signature ECHO glow (cyan→violet) for ghosts, hot amber for live power.
   Type: Orbitron (display) + Rajdhani (UI) — geometric, precise, distinct. */

:root {
  --bg: #0a0e1a;
  --bg-2: #111733;
  --ink: #e8eeff;
  --dim: #6b7aa8;
  --p1: #ffcf5c;        /* player 1 — AURUM (gold) */
  --p1-deep: #d99a2b;
  --p2: #5cf0ff;        /* player 2 — AZURE (cyan) */
  --p2-deep: #2bb6d9;
  --echo: #b78cff;      /* echo signature (violet) */
  --power: #ff8a3c;     /* live power / charging */
  --good: #54f0c0;
  --line: rgba(120,150,230,0.16);
  --fd: "Orbitron", sans-serif;
  --fb: "Rajdhani", sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  font-family: var(--fb);
  color: var(--ink);
  background:
    radial-gradient(900px 600px at 75% -10%, rgba(91,240,255,0.08), transparent 60%),
    radial-gradient(800px 600px at 15% 110%, rgba(183,140,255,0.10), transparent 55%),
    var(--bg);
  overflow: hidden;
}
.screen { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; padding: 18px; }

.btn {
  font-family: var(--fd); font-size: 13px; font-weight: 700; letter-spacing: 0.12em;
  color: var(--ink); background: rgba(255,255,255,0.04);
  border: 1px solid var(--line); border-radius: 10px; padding: 12px 22px; cursor: pointer;
  transition: transform .08s, border-color .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); border-color: var(--p2); }
.btn:disabled { opacity: .35; cursor: default; transform: none; }
.btn-primary { color: #08111f; background: linear-gradient(160deg, var(--p2), var(--p2-deep)); border-color: var(--p2); box-shadow: 0 6px 24px rgba(91,240,255,.25); }
.btn-ghost { font-size: 11px; padding: 8px 14px; }
.error { color: #ff6b7d; font-weight: 700; font-size: 13px; }

/* HOME */
.home-card, .lobby-card {
  width: min(440px, 94vw); display: flex; flex-direction: column; gap: 16px;
  padding: 36px 32px; border: 1px solid var(--line); border-radius: 18px;
  background: linear-gradient(180deg, rgba(17,23,51,.9), rgba(10,14,26,.95));
  box-shadow: 0 30px 80px rgba(0,0,0,.55); text-align: center;
}
.brand { margin-bottom: 4px; }
.sigil { display: flex; justify-content: center; gap: 8px; margin-bottom: 14px; }
.sigil span { width: 14px; height: 30px; border-radius: 3px; background: var(--echo); opacity: .25; box-shadow: 0 0 14px var(--echo); }
.sigil span:nth-child(2) { opacity: .55; }
.sigil span:nth-child(3) { opacity: 1; }
.brand h1 { font-family: var(--fd); font-size: 34px; font-weight: 900; letter-spacing: .12em; }
.brand h1 em { font-style: normal; color: var(--p2); text-shadow: 0 0 18px rgba(91,240,255,.5); }
.tagline { color: var(--dim); font-size: 13px; font-weight: 600; letter-spacing: .04em; margin-top: 8px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 11px; font-weight: 700; letter-spacing: .18em; color: var(--dim); text-align: left; }
input {
  font-family: var(--fb); font-weight: 600; font-size: 16px; color: var(--ink);
  background: rgba(0,0,0,.35); border: 1px solid var(--line); border-radius: 9px; padding: 11px 13px; outline: none; text-transform: uppercase;
}
input:focus { border-color: var(--p2); }
.join-row { display: flex; gap: 10px; }
.join-row input { flex: 1; min-width: 0; }
.controls-hint { font-size: 12px; color: var(--dim); font-weight: 600; }
.controls-hint b { color: var(--ink); }

/* LOBBY */
.kicker { font-size: 10px; letter-spacing: .3em; color: var(--dim); font-weight: 700; }
.code { font-family: var(--fd); font-size: 42px; font-weight: 900; letter-spacing: .22em; color: var(--p2); text-shadow: 0 0 24px rgba(91,240,255,.45); }
.crew { display: flex; gap: 12px; justify-content: center; margin: 8px 0; }
.crew-slot { flex: 1; display: flex; align-items: center; gap: 10px; justify-content: center; padding: 12px; border: 1px solid var(--line); border-radius: 12px; font-weight: 700; }
.dot { width: 16px; height: 16px; border-radius: 50%; }
.dot-1 { background: var(--p1); box-shadow: 0 0 14px var(--p1); }
.dot-2 { background: var(--p2); box-shadow: 0 0 14px var(--p2); }
.room-name { color: var(--dim); font-weight: 600; font-size: 13px; }
.room-select { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.room-chip { font-family: var(--fb); display: flex; flex-direction: column; gap: 2px; align-items: center; padding: 9px 13px; color: var(--ink); background: rgba(0,0,0,.28); border: 1px solid var(--line); border-radius: 10px; cursor: pointer; }
.room-chip b { font-size: 12.5px; font-weight: 700; }
.room-chip span { font-size: 10px; font-weight: 600; color: var(--dim); }
.room-chip.active { border-color: var(--p2); box-shadow: 0 0 16px rgba(92,240,255,.25); }
.status { color: var(--dim); font-size: 13px; font-weight: 600; min-height: 18px; }

/* GAME */
.screen-game { flex-direction: column; padding: 0; align-items: stretch; justify-content: flex-start; }
.hud { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 16px; border-bottom: 1px solid var(--line); background: rgba(10,14,26,.92); }
.hud-left, .hud-right { display: flex; align-items: center; gap: 14px; }
#hud-room { font-family: var(--fd); font-weight: 700; font-size: 13px; letter-spacing: .1em; color: var(--p2); }
#hud-timer { font-weight: 700; color: var(--dim); }
.hud-objective { font-size: 13px; font-weight: 600; color: var(--power); letter-spacing: .03em; text-align: center; }
.hud-btn { font-family: var(--fb); font-weight: 700; font-size: 12px; letter-spacing: .06em; color: var(--dim); background: transparent; border: 1px solid var(--line); border-radius: 8px; padding: 6px 11px; cursor: pointer; }
.hud-btn:hover { color: var(--ink); border-color: var(--dim); }

.stage { position: relative; flex: 1; display: flex; align-items: center; justify-content: center; min-height: 0; overflow: hidden; background: #070a14; }
#game-canvas { max-width: 100%; max-height: 100%; aspect-ratio: 880 / 560; border-radius: 6px; }
.rec-banner { position: absolute; top: 16px; left: 50%; transform: translateX(-50%); font-family: var(--fd); font-weight: 700; font-size: 14px; letter-spacing: .12em; color: #08111f; background: var(--echo); padding: 7px 18px; border-radius: 20px; box-shadow: 0 0 26px rgba(183,140,255,.7); }

.actionbar { display: flex; align-items: center; gap: 12px; padding: 10px 16px; background: rgba(10,14,26,.92); border-top: 1px solid var(--line); }
.action {
  font-family: var(--fd); font-weight: 700; font-size: 13px; letter-spacing: .08em;
  color: #08111f; background: linear-gradient(160deg, var(--echo), #8a5cff); border: none; border-radius: 10px;
  padding: 11px 18px; cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  box-shadow: 0 4px 18px rgba(183,140,255,.35);
}
.action.action-ghost { color: var(--dim); background: transparent; border: 1px solid var(--line); box-shadow: none; }
.action[disabled] { opacity: .4; cursor: default; box-shadow: none; }
.action.recording { animation: pulse .8s ease-in-out infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 26px rgba(183,140,255,.9); } }
kbd { font-family: var(--fb); font-size: 11px; background: rgba(0,0,0,.25); border-radius: 5px; padding: 1px 6px; }
.echo-status { margin-left: auto; font-size: 13px; font-weight: 600; color: var(--dim); }

/* overlay */
.overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: rgba(7,10,20,.8); backdrop-filter: blur(3px); z-index: 10; }
.overlay-card { text-align: center; max-width: 540px; padding: 30px 34px; border: 1px solid var(--line); border-radius: 18px; background: rgba(14,20,40,.97); }
.overlay-card h2 { font-family: var(--fd); font-weight: 900; font-size: 26px; letter-spacing: .08em; margin-bottom: 12px; }
.overlay-card h2.win { color: var(--good); text-shadow: 0 0 22px rgba(84,240,192,.5); }
.overlay-card p { font-size: 14px; font-weight: 600; line-height: 1.7; color: var(--dim); }
.overlay-stats { display: flex; justify-content: center; gap: 32px; margin-top: 18px; }
.overlay-stats b { display: block; font-family: var(--fd); font-size: 22px; color: var(--ink); }
.overlay-stats span { font-size: 11px; font-weight: 700; letter-spacing: .1em; color: var(--dim); }
.overlay-actions { display: flex; gap: 12px; justify-content: center; margin-top: 24px; flex-wrap: wrap; }

.conn-banner { position: fixed; top: 0; left: 0; right: 0; text-align: center; font-family: var(--fd); font-weight: 700; font-size: 12px; letter-spacing: .18em; padding: 7px; color: #08111f; background: var(--power); z-index: 50; }

@media (max-width: 720px) {
  .hud-objective { display: none; }
  .code { font-size: 32px; }
}