:root {
  --bg: #0b1120;
  --panel: rgba(30, 41, 59, 0.6);
  --panel-solid: #1e293b;
  --panel-light: #273449;
  --border: rgba(148, 163, 184, 0.15);
  --accent: #6366f1;
  --accent-2: #8b5cf6;
  --accent-hover: #818cf8;
  --danger: #ef4444;
  --danger-hover: #f87171;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --green: #22c55e;
  --gold: #fbbf24;
  --card-back: #334155;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 20% -10%, #241f4d 0%, transparent 45%),
              radial-gradient(circle at 100% 0%, #1b2a52 0%, transparent 40%),
              linear-gradient(160deg, #0b1120, #0f172a 60%, #140f2b);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
}

.hidden { display: none !important; }

.screen {
  min-height: 100vh;
}

#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
}

#game-screen {
  display: flex;
  flex-direction: column;
}

.login-box {
  background: var(--panel-solid);
  padding: 44px 40px;
  border-radius: 20px;
  width: 380px;
  max-width: 90vw;
  text-align: center;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.login-box h1 { margin-top: 0; font-size: 28px; letter-spacing: -0.02em; }
.login-box p { color: var(--muted); font-size: 14px; }

input {
  width: 100%;
  padding: 13px 14px;
  margin: 8px 0;
  border-radius: 10px;
  border: 1px solid #334155;
  background: #0f172a;
  color: var(--text);
  font-size: 15px;
  transition: border-color 0.15s;
}
input:focus { outline: none; border-color: var(--accent); }

button {
  cursor: pointer;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  transition: transform 0.12s, background 0.15s, box-shadow 0.15s;
}

#join-btn {
  width: 100%;
  padding: 13px;
  margin-top: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}
#join-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(99, 102, 241, 0.45); }

/* ---------- Cabecera ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 32px;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.12), transparent);
  border-bottom: 1px solid var(--border);
}

.topbar h1 {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff, #c7d2fe);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.room-badge {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(148, 163, 184, 0.1);
  border: 1px solid var(--border);
  padding: 5px 14px;
  border-radius: 999px;
}

.btn.copy-link {
  font-size: 13px;
  padding: 8px 16px;
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent);
  border: 1px solid var(--accent);
  white-space: nowrap;
  transition: all 0.2s;
}

.btn.copy-link:hover {
  background: rgba(99, 102, 241, 0.25);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

/* ---------- Layout principal ---------- */

main {
  padding: 40px 24px 60px;
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cards-panel,
.players-panel {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px;
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}

.cards-panel { text-align: center; }

.cards-panel h2,
.players-panel h2 {
  margin: 0 0 20px;
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
}

.actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin: 28px 0;
}

.btn { padding: 13px 26px; }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: white; box-shadow: 0 8px 20px rgba(99, 102, 241, 0.35); }
.btn.primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(99, 102, 241, 0.45); }
.btn.danger { background: rgba(239, 68, 68, 0.12); color: #fca5a5; border: 1px solid rgba(239, 68, 68, 0.35); }
.btn.danger:hover { background: rgba(239, 68, 68, 0.2); transform: translateY(-2px); }

/* ---------- Deck de cartas ---------- */

.card-deck {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.card {
  width: 68px;
  height: 96px;
  border-radius: 12px;
  background: linear-gradient(160deg, var(--panel-light), var(--panel-solid));
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-hover);
  box-shadow: 0 14px 24px rgba(99, 102, 241, 0.3);
}

.card.selected {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: var(--accent-hover);
  color: white;
  transform: translateY(-12px);
  box-shadow: 0 16px 30px rgba(99, 102, 241, 0.5);
}

/* ---------- Lista de participantes ---------- */

.players {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.player {
  background: var(--panel-solid);
  border-radius: 14px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: relative;
  border: 1px solid var(--border);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.player.voted-not-revealed { border-color: var(--green); box-shadow: 0 0 0 1px rgba(34, 197, 94, 0.25); }
.player.winner-vote { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold), 0 6px 20px rgba(251, 191, 36, 0.2); }

.player-name {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
}

.player-name::before {
  content: attr(data-initial);
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.player-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mini-card {
  width: 48px;
  height: 66px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  background: #0f172a;
  border: 2px dashed #334155;
  color: var(--muted);
  flex-shrink: 0;
}

.mini-card.back {
  background: repeating-linear-gradient(45deg, var(--card-back), var(--card-back) 6px, #3f4d67 6px, #3f4d67 12px);
  border: 2px solid var(--accent);
}

.mini-card.revealed {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: 2px solid var(--accent-hover);
  color: white;
}

.mini-card.revealed.winner-card {
  background: linear-gradient(135deg, var(--gold), #f59e0b);
  border: 2px solid #f59e0b;
  color: #1e293b;
  box-shadow: 0 0 14px rgba(251, 191, 36, 0.55);
}

.change-info {
  font-size: 12px;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.change-info .old-vote {
  text-decoration: line-through;
  color: var(--muted);
}

.change-badge {
  display: inline-block;
  background: var(--gold);
  color: #1e293b;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
}