/* ==========================================================================
   TV Party Bingo - NEON PARTY REDESIGN
   Vibrant, Fun, and Premium Aesthetic
   ========================================================================== */

:root {
  /* Neon Party Color Palette */
  --bg-dark: #0f0524;
  /* Deep Midnight Purple */
  --bg-card: #1a0b3c;
  /* Dark Violet Card */
  --accent-primary: #ff00ff;
  /* Neon Pink */
  --accent-secondary: #00ffff;
  /* Electric Teal */
  --accent-tertiary: #7000ff;
  /* Deep Neon Purple */

  --text-main: #ffffff;
  --text-dim: #b0a0ff;
  /* Pale Lavender */

  /* Status Colors */
  --color-correct: #39ff14;
  /* Neon Green */
  --color-wrong: #ff3131;
  /* Neon Red */
  --color-bingo: #ffdf00;
  /* Bright Gold */

  /* UI Tokens */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --radius-md: 12px;
  --radius-lg: 24px;
  --transition-fast: 0.1s ease;
  --transition-normal: 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);

  --neon-glow-pink: 0 0 10px rgba(255, 0, 255, 0.5), 0 0 20px rgba(255, 0, 255, 0.3);
  --neon-glow-teal: 0 0 10px rgba(0, 255, 255, 0.5), 0 0 20px rgba(0, 255, 255, 0.3);
}

/* ---------- Reset & Base Styles ---------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  background-image:
    radial-gradient(circle at 20% 30%, rgba(112, 0, 255, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255, 0, 255, 0.1) 0%, transparent 40%),
    linear-gradient(to bottom, #0f0524, #1a0b3c);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
  position: relative;
  padding: var(--spacing-md);
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: 480px;
  background: var(--bg-card);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), inset 0 0 20px rgba(255, 255, 255, 0.05);
  position: relative;
  animation: slideIn 0.5s var(--transition-normal);
  backdrop-filter: blur(10px);
}

@keyframes slideIn {
  from {
    transform: translateY(20px);
    opacity: 0;
  }

  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ---------- Typography ---------- */
h1 {
  font-size: 2rem;
  color: #fff;
  text-align: center;
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 800;
  text-shadow: var(--neon-glow-pink);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.header-icon {
  width: 48px;
  height: 48px;
  filter: drop-shadow(var(--neon-glow-teal));
}

h2 {
  font-size: 1.6rem;
  color: var(--accent-secondary);
  text-align: center;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  text-shadow: var(--neon-glow-teal);
}

/* ---------- Bingo Board ---------- */
.bingo-board {
  display: grid;
  gap: 8px;
  margin: var(--spacing-md) 0;
  width: 100%;
  width: 100%;
  aspect-ratio: 1 / 1;
}

.bingo-headers {
  display: grid;
  width: 100%;
  margin-bottom: 8px;
  gap: 8px;
}

.header-cell {
  text-align: center;
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--accent-primary);
  text-shadow: 0 0 10px rgba(255, 0, 255, 0.5);
}

.bingo-cell {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  color: var(--text-dim);
}

.bingo-cell:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-secondary);
  transform: scale(1.05);
  z-index: 2;
}

.bingo-cell.marked {
  background: var(--accent-primary);
  border-color: #fff;
  color: #fff;
  box-shadow: var(--neon-glow-pink);
}

.bingo-cell.called {
  border-color: var(--accent-secondary);
  color: var(--accent-secondary);
  text-shadow: var(--neon-glow-teal);
}

.bingo-cell.free-space {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #fff;
  font-size: 0.8rem;
  text-transform: uppercase;
}

/* ---------- Interactive Elements ---------- */
.btn {
  width: 100%;
  padding: 1.2rem;
  font-weight: 800;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  font-size: 1.2rem;
  letter-spacing: 1px;
}

.btn-primary {
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-tertiary));
  color: #fff;
  box-shadow: var(--neon-glow-pink);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-bingo {
  background: linear-gradient(90deg, #ffd700, #ff8c00);
  color: #000;
  font-size: 1.8rem;
  margin-top: var(--spacing-md);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

/* ---------- Settings ---------- */
.settings-panel {
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.slider-container {
  flex: 1;
  margin-left: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: 10px;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  background: var(--accent-secondary);
  border-radius: 50%;
  box-shadow: var(--neon-glow-teal);
  cursor: pointer;
}

/* ---------- Status Messages ---------- */
.status-message {
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 600;
  margin: var(--spacing-md) 0;
}

.status-waiting {
  background: rgba(0, 255, 255, 0.1);
  color: var(--accent-secondary);
  border: 1px solid var(--accent-secondary);
}

/* ---------- Results ---------- */
.result-stamp {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 100;
  font-size: 5rem;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--color-bingo);
  text-shadow: 0 0 30px var(--color-bingo);
  animation: bingoPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes bingoPop {
  0% {
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
  }

  70% {
    transform: translate(-50%, -50%) scale(1.2);
  }

  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

/* ---------- Form Styles ---------- */
.form-group {
  margin-bottom: var(--spacing-md);
}

label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  color: var(--accent-secondary);
  letter-spacing: 1px;
}

input[type="text"] {
  width: 100%;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: 'Roboto Mono', monospace;
  font-size: 1.3rem;
  text-align: center;
  outline: none;
  transition: border-color var(--transition-fast);
}

input[type="text"]:focus {
  border-color: var(--accent-primary);
  box-shadow: var(--neon-glow-pink);
}

input[type="text"]::placeholder {
  color: var(--text-dim);
  opacity: 0.5;
}

/* ---------- Avatars ---------- */
.avatar-selection {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: var(--spacing-sm) 0;
}

.avatar-option {
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 8px;
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.avatar-option:hover {
  border-color: var(--accent-secondary);
  transform: scale(1.05);
}

.avatar-option.selected {
  border-color: var(--accent-primary);
  background: rgba(255, 0, 255, 0.1);
  box-shadow: var(--neon-glow-pink);
}

.avatar-option img {
  width: 100%;
  display: block;
  border-radius: 8px;
}

/* ---------- Utility ---------- */
.hidden {
  display: none !important;
}

.subtitle {
  font-size: 0.85rem;
  color: var(--text-dim);
  text-align: center;
  margin-top: var(--spacing-xs);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.player-count {
  text-align: center;
  font-size: 1.2rem;
  color: var(--accent-secondary);
  margin-bottom: var(--spacing-sm);
}

.settings-title {
  color: var(--text-main);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.settings-icon {
  width: 24px;
  height: 24px;
  filter: drop-shadow(var(--neon-glow-teal));
}

.slider-value {
  color: var(--accent-secondary);
  font-weight: 700;
  min-width: 40px;
  text-align: right;
}

.countdown-text {
  font-size: 4rem;
  font-weight: 800;
  text-align: center;
  color: var(--accent-primary);
  text-shadow: var(--neon-glow-pink);
}

.panel {
  text-align: center;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.winner-avatar {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-lg);
  border: 4px solid var(--accent-primary);
  box-shadow: var(--neon-glow-pink);
  margin-top: var(--spacing-md);
  object-fit: cover;
  animation: pulseNeon 2s infinite;
}

@keyframes pulseNeon {
  0% {
    box-shadow: 0 0 10px rgba(255, 0, 255, 0.5);
  }

  50% {
    box-shadow: 0 0 30px rgba(255, 0, 255, 0.8), 0 0 50px rgba(255, 0, 255, 0.4);
  }

  100% {
    box-shadow: 0 0 10px rgba(255, 0, 255, 0.5);
  }
}

/* ---------- Music Toggle Button ---------- */
.music-toggle-btn {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 200;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid rgba(0, 255, 255, 0.4);
  background: rgba(26, 11, 60, 0.85);
  backdrop-filter: blur(8px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  transition: all 0.25s ease;
  box-shadow: 0 0 12px rgba(0, 255, 255, 0.2);
}

.music-toggle-btn:hover {
  border-color: var(--accent-secondary);
  box-shadow: var(--neon-glow-teal);
  transform: scale(1.1);
}

.music-toggle-btn:active {
  transform: scale(0.95);
}