:root {
  --bg-1: #0d0221;
  --bg-2: #1f0a4a;
  --bg-3: #2a0e5c;
  --neon-pink: #ff2e9a;
  --neon-cyan: #00e5ff;
  --neon-yellow: #ffeb3b;
  --neon-purple: #b388ff;
  --neon-green: #69f0ae;
  --text: #ffffff;
  --text-dim: rgba(255, 255, 255, 0.7);
  --card-bg: rgba(255, 255, 255, 0.08);
  --card-border: rgba(255, 255, 255, 0.18);
  --danger: #ff5252;
  --radius: 18px;
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

html, body {
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 20% 10%, var(--bg-3) 0%, var(--bg-1) 60%),
              linear-gradient(135deg, var(--bg-1) 0%, var(--bg-2) 100%);
  background-attachment: fixed;
  overflow-x: hidden;
}

body {
  padding: 20px 16px 40px;
  max-width: 540px;
  margin: 0 auto;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 80% 90%, rgba(255, 46, 154, 0.18) 0, transparent 40%),
    radial-gradient(circle at 10% 80%, rgba(0, 229, 255, 0.12) 0, transparent 35%);
  pointer-events: none;
  z-index: -1;
}

h1, h2, h3 { font-weight: 800; letter-spacing: -0.02em; }
h1 { font-size: 2.4rem; line-height: 1.05; margin-bottom: 8px; }
h2 { font-size: 1.6rem; margin-bottom: 12px; }
h3 { font-size: 1.1rem; margin-bottom: 8px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em; }
p { line-height: 1.5; }

.logo {
  font-size: 3rem;
  font-weight: 900;
  text-align: center;
  background: linear-gradient(135deg, var(--neon-pink) 0%, var(--neon-purple) 50%, var(--neon-cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.04em;
  margin: 20px 0 4px;
}

.tagline {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.mode-card {
  display: block;
  text-decoration: none;
  color: var(--text);
  position: relative;
  overflow: hidden;
  transition: transform .15s ease;
}
.mode-card:active { transform: scale(0.98); }
.mode-card .emoji { font-size: 2.4rem; display: block; margin-bottom: 8px; }
.mode-card h2 { margin: 0 0 6px; font-size: 1.3rem; }
.mode-card p { color: var(--text-dim); font-size: 0.92rem; }
.mode-card.pink   { box-shadow: 0 0 0 1px rgba(255, 46, 154, 0.4), 0 10px 30px -10px rgba(255, 46, 154, 0.4); }
.mode-card.cyan   { box-shadow: 0 0 0 1px rgba(0, 229, 255, 0.4),  0 10px 30px -10px rgba(0, 229, 255, 0.4); }
.mode-card.yellow { box-shadow: 0 0 0 1px rgba(255, 235, 59, 0.35),0 10px 30px -10px rgba(255, 235, 59, 0.35); }

button, .btn {
  display: inline-block;
  border: none;
  outline: none;
  font: inherit;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 22px;
  border-radius: 14px;
  cursor: pointer;
  text-decoration: none;
  color: white;
  background: linear-gradient(135deg, var(--neon-pink) 0%, var(--neon-purple) 100%);
  box-shadow: 0 4px 16px rgba(255, 46, 154, 0.35);
  transition: transform .12s ease, opacity .15s ease;
  width: 100%;
  text-align: center;
}
button:active, .btn:active { transform: scale(0.97); }
button:disabled { opacity: 0.4; cursor: not-allowed; }

.btn.secondary { background: rgba(255,255,255,0.1); box-shadow: none; border: 1px solid var(--card-border); }
.btn.cyan { background: linear-gradient(135deg, var(--neon-cyan) 0%, #2962ff 100%); color: white; box-shadow: 0 4px 16px rgba(0,229,255,0.35); }
.btn.yellow { background: linear-gradient(135deg, var(--neon-yellow) 0%, #ff9800 100%); color: #1a0033; box-shadow: 0 4px 16px rgba(255,235,59,0.35); }
.btn.danger { background: linear-gradient(135deg, var(--danger) 0%, #b71c1c 100%); }
.btn.small { padding: 8px 14px; font-size: 0.88rem; width: auto; }

.btn-row { display: flex; gap: 10px; margin-top: 12px; }
.btn-row > * { flex: 1; }

input[type="text"], input[type="number"], select, textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  font: inherit;
  font-size: 1rem;
  color: white;
  outline: none;
  transition: border-color .15s ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--neon-pink); }
::placeholder { color: rgba(255,255,255,0.4); }

label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--text-dim);
  font-weight: 600;
}

.field { margin-bottom: 16px; }

.players-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}
.player-chip {
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--card-border);
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.player-chip.host::before { content: '👑'; }
.player-chip .x {
  margin-left: 6px;
  opacity: 0.6;
  cursor: pointer;
  font-weight: 700;
}
.player-chip .x:hover { opacity: 1; color: var(--danger); }

.room-code {
  text-align: center;
  margin: 24px 0;
}
.room-code .label { color: var(--text-dim); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.12em; }
.room-code .code {
  font-size: 4.5rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-top: 6px;
  font-variant-numeric: tabular-nums;
}

.question-screen {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: calc(100vh - 60px);
}
.question-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 30px 20px;
  position: relative;
}
.question-type-badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}
.badge-drink   { background: rgba(0, 229, 255, 0.18); color: var(--neon-cyan); }
.badge-truth   { background: rgba(255, 46, 154, 0.18); color: var(--neon-pink); }
.badge-action  { background: rgba(255, 235, 59, 0.18); color: var(--neon-yellow); }
.badge-vote    { background: rgba(179, 136, 255, 0.18); color: var(--neon-purple); }
.badge-never   { background: rgba(105, 240, 174, 0.18); color: var(--neon-green); }
.badge-rule    { background: rgba(255, 87, 34, 0.18); color: #ff8a65; }
.badge-duel    { background: rgba(255, 82, 82, 0.18); color: var(--danger); }
.badge-group   { background: rgba(255, 255, 255, 0.15); color: white; }

.question-text {
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
}
.question-text .name {
  background: linear-gradient(135deg, var(--neon-yellow), var(--neon-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.bottom-actions {
  position: sticky;
  bottom: 0;
  padding: 16px 0;
  background: linear-gradient(to top, var(--bg-1) 70%, transparent);
}

.toggle-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.toggle-btn {
  padding: 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  text-align: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-dim);
  transition: all .15s ease;
}
.toggle-btn.active {
  background: linear-gradient(135deg, rgba(255,46,154,0.25), rgba(179,136,255,0.25));
  border-color: var(--neon-pink);
  color: white;
}

.vote-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 20px;
}
.vote-btn {
  padding: 16px;
  background: rgba(255,255,255,0.08);
  border: 2px solid var(--card-border);
  border-radius: 12px;
  font-weight: 700;
  font-size: 1rem;
  color: white;
  cursor: pointer;
  transition: all .15s ease;
}
.vote-btn:active, .vote-btn.selected {
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
  border-color: transparent;
}
.vote-btn:disabled { opacity: 0.5; }

.results-list { margin-top: 20px; }
.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(255,255,255,0.06);
  border-radius: 12px;
  margin-bottom: 8px;
}
.result-row.winner { background: linear-gradient(135deg, rgba(255,46,154,0.3), rgba(255,235,59,0.2)); }
.result-row .count { font-weight: 800; font-size: 1.2rem; }

.question-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
}
.question-row {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  border-radius: 10px;
}
.question-row .text { flex: 1; font-size: 0.95rem; }
.question-row .meta { font-size: 0.75rem; color: var(--text-dim); margin-top: 4px; }
.question-row .delete {
  background: rgba(255,82,82,0.2);
  border: none;
  color: var(--danger);
  padding: 6px 10px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
  width: auto;
  box-shadow: none;
}

.error { color: var(--danger); font-size: 0.9rem; margin-top: 8px; min-height: 1.2em; }
.success { color: var(--neon-green); font-size: 0.9rem; margin-top: 8px; }
.muted { color: var(--text-dim); font-size: 0.9rem; }

.center { text-align: center; }
.mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 24px; }
.hidden { display: none !important; }

.spinner {
  width: 36px; height: 36px;
  border: 3px solid rgba(255,255,255,0.1);
  border-top-color: var(--neon-pink);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.pulse { animation: pulse 1.5s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }

.fade-in { animation: fadeIn 0.35s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.top-bar a { color: var(--text-dim); text-decoration: none; font-size: 0.9rem; }
.top-bar a:hover { color: white; }

.tab-bar {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  background: rgba(255,255,255,0.05);
  padding: 4px;
  border-radius: 12px;
}
.tab-bar button {
  flex: 1;
  padding: 10px;
  font-size: 0.9rem;
  background: transparent;
  box-shadow: none;
  font-weight: 600;
  color: var(--text-dim);
  border-radius: 8px;
}
.tab-bar button.active {
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
  color: white;
}