:root {
  --bg: #0a0c0e;
  --panel: rgba(12, 16, 20, .9);
  --ink: #d9dde2;
  --muted: #6b7480;
  --accent: #c8ff00;
  --hot: #ff6644;
  --cold: #44ccff;
  --border: #1f2630;
}
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; overflow: hidden; background: var(--bg); color: var(--ink); }
body {
  font-family: 'IBM Plex Mono', 'JetBrains Mono', ui-monospace, monospace;
  user-select: none; touch-action: none;
}
.hidden { display: none !important; }

/* ===== LOBBY / WAITING ===== */
#lobby, #waiting {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(ellipse at center, #0e1418 0%, #050709 80%),
    repeating-linear-gradient(0deg, rgba(200,255,0,.025), rgba(200,255,0,.025) 1px, transparent 1px, transparent 40px);
  z-index: 20; padding: 20px;
}
.card {
  position: relative;
  background: var(--panel); border: 1px solid var(--border);
  backdrop-filter: blur(10px); padding: 36px 28px;
  width: 100%; max-width: 440px;
}
.card::before {
  content:''; position:absolute; top:-1px; left:-1px; right:-1px;
  height:2px; background: linear-gradient(90deg, var(--hot), var(--cold));
}
.logo {
  font-family: 'Bebas Neue', Impact, sans-serif;
  font-size: 44px; letter-spacing: 2px; margin-bottom: 6px;
}
.logo .m { color: var(--hot); }
.logo .and { color: var(--muted); }
.logo .j { color: var(--cold); }
.tag { color: var(--muted); font-size: 13px; margin-bottom: 22px; line-height: 1.6; }
.tag b { color: var(--accent); }

#name, #room-code {
  width: 100%; padding: 12px 14px;
  background: #050709; border: 1px solid var(--border);
  color: var(--ink); font-family: inherit; font-size: 14px;
  outline: none; margin-bottom: 12px; letter-spacing: 2px; text-transform: uppercase;
}
#room-code { margin-bottom: 0; }
#name:focus, #room-code:focus { border-color: var(--accent); }
#name::placeholder, #room-code::placeholder { color: var(--muted); text-transform: none; }

.modes { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.mode-btn {
  width: 100%; padding: 12px;
  background: #11161b; color: var(--ink);
  border: 1px solid var(--border); cursor: pointer;
  font-family: inherit; font-size: 12px;
  font-weight: 800; letter-spacing: 3px;
}
.mode-btn:hover { background: #1a2026; border-color: #2a3540; }
.mode-btn.primary { background: var(--accent); color: #050709; border-color: var(--accent); }
.mode-btn.primary:hover { filter: brightness(1.1); }
.mode-btn.small { padding: 10px 16px; font-size: 11px; flex-shrink: 0; }
.join-row { display: flex; gap: 6px; }
.join-row #room-code { flex: 1; }

.hint {
  font-size: 10px; color: var(--muted);
  line-height: 1.8; padding-top: 14px; border-top: 1px solid var(--border);
  margin-top: 8px;
}
.hint b { color: var(--ink); }
.hint .dot { display:inline-block; width:8px; height:8px; vertical-align:middle; }
.hint .dot.red { background: var(--hot); }
.hint .dot.blue { background: var(--cold); }

.back {
  display: block; text-align: center; margin-top: 18px;
  color: var(--muted); text-decoration: none; font-size: 11px; letter-spacing: 2px;
}
.back:hover { color: var(--accent); }

.big-text {
  font-family: 'Bebas Neue', Impact, sans-serif;
  font-size: 36px; letter-spacing: 4px; text-align: center;
  margin-bottom: 14px;
  color: var(--accent);
}
.room-info {
  text-align: center; color: var(--muted); font-size: 12px; letter-spacing: 2px;
  margin-bottom: 18px;
}
.room-info b { color: var(--accent); font-family: 'Bebas Neue', Impact, sans-serif; font-size: 24px; letter-spacing: 4px; }
.players-list {
  display:flex; flex-direction:column; gap:6px; margin-bottom:18px;
}
.players-list .p {
  padding: 8px 12px; background: rgba(0,0,0,.3); border-left: 3px solid;
  font-size: 12px; letter-spacing: 1px;
}
.players-list .p.musy { border-left-color: var(--hot); color: var(--hot); }
.players-list .p.jusy { border-left-color: var(--cold); color: var(--cold); }

/* ===== GAME ===== */
#game { position: fixed; inset: 0; background: var(--bg); }
#topbar {
  position: fixed; top: 0; left: 0; right: 0;
  display: flex; align-items: center; gap: 12px; padding: 10px 16px;
  background: rgba(5, 7, 9, 0.85); border-bottom: 1px solid var(--border);
  font-size: 11px; letter-spacing: 2px; z-index: 5;
  font-weight: 700;
}
#topbar .dot-sep { color: var(--muted); }
#level-name { color: var(--accent); }
#gem-count { color: #ffd166; font-variant-numeric: tabular-nums; }
#ping-display { color: var(--muted); font-variant-numeric: tabular-nums; }
#ping-display.good #ping-val { color: #06d6a0; }
#ping-display.bad #ping-val { color: var(--hot); }
.exit-btn {
  margin-left: auto;
  padding: 4px 10px; color: var(--muted); text-decoration: none;
  border: 1px solid var(--border); font-size: 10px;
}
.exit-btn:hover { color: var(--hot); border-color: var(--hot); }

#canvas { display: block; width: 100%; height: 100%; image-rendering: pixelated; }

/* ===== MOBİL KONTROLLER ===== */
#mobile-ctrl { position: fixed; inset: 0; pointer-events: none; z-index: 6; }
#mobile-ctrl > * { pointer-events: auto; }
.mbtn {
  position: absolute; bottom: 30px;
  background: rgba(12,16,20,.7); border: 2px solid var(--border);
  color: var(--ink); display:flex; align-items:center; justify-content:center;
  font-size: 28px; user-select: none; touch-action: none;
  backdrop-filter: blur(4px);
  width: 70px; height: 70px; border-radius: 50%;
  transition: transform .05s;
}
.mbtn:active { transform: scale(0.92); background: rgba(200,255,0,.2); border-color: var(--accent); }
#btn-left  { left: 28px; }
#btn-right { left: 110px; }
#btn-jump  { right: 28px; width: 90px; height: 90px; bottom: 24px; font-size: 32px;
  background: rgba(200,255,0,.15); border-color: rgba(200,255,0,.5); color: var(--accent); }

/* ===== OVERLAY MESAJLAR ===== */
#level-complete, #all-complete, #death-flash, #partner-left {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center; flex-direction: column;
  background: rgba(0,0,0,.7); backdrop-filter: blur(6px); z-index: 10;
}
#death-flash { background: rgba(255, 102, 68, 0.25); animation: fadeOut 0.8s ease forwards; }
@keyframes fadeOut { 0%, 70% { opacity: 1; } 100% { opacity: 0; } }
#level-complete .big-text { color: #06d6a0; font-size: 48px; }
#all-complete .big-text { color: #ffd166; font-size: 56px; }
#next-btn { max-width: 260px; }
#partner-left .card { padding: 28px; }