/* Neon Snake - WordPress plugin styles */

/* WP-friendly root layout - centers game inside content area */
.neon-snake-root {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 0;
  color: var(--text);
  font-family: 'Rajdhani', sans-serif;
  -webkit-font-smoothing: antialiased;
  user-select: none;
  -webkit-user-select: none;
}

.neon-snake-root *, .neon-snake-root *::before, .neon-snake-root *::after { margin: 0; padding: 0; box-sizing: border-box; }
.neon-snake-root {
    --bg: #07070f;
    --bg-2: #0c0c1c;
    --panel: rgba(18, 18, 38, 0.55);
    --border: rgba(0, 245, 255, 0.18);
    --cyan: #00f5ff;
    --magenta: #ff00aa;
    --yellow: #ffea00;
    --green: #00ff88;
    --red: #ff3355;
    --gold: #ffd700;
    --text: #e0e0ff;
    --text-dim: #6c6c8e;
  }
.neon-snake-root .game-container {
    position: relative;
    width: 100%;
    max-width: 560px;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
/* ===== HUD ===== */
.neon-snake-root .hud {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 16px;
    padding: 12px 18px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  }
.neon-snake-root .hud-label {
    font-size: 10px;
    letter-spacing: 0.25em;
    color: var(--text-dim);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 2px;
  }
.neon-snake-root .hud-value {
    font-family: 'Audiowide', sans-serif;
    font-size: clamp(22px, 5vw, 28px);
    letter-spacing: 0.05em;
    line-height: 1;
    transition: transform 0.15s ease;
  }
.neon-snake-root .hud-value.pop { transform: scale(1.18); }
.neon-snake-root .score-block { text-align: left; }
.neon-snake-root .best-block { text-align: right; }
.neon-snake-root .score-block .hud-value {
    color: var(--cyan);
    text-shadow: 0 0 14px rgba(0, 245, 255, 0.55);
  }
.neon-snake-root .best-block .hud-value {
    color: var(--magenta);
    text-shadow: 0 0 14px rgba(255, 0, 170, 0.55);
  }
.neon-snake-root .combo-block {
    text-align: center;
    min-width: 64px;
    opacity: 0;
    transition: opacity 0.25s ease;
  }
.neon-snake-root .combo-block.active { opacity: 1; }
.neon-snake-root .combo-block .hud-value {
    color: var(--yellow);
    text-shadow: 0 0 18px rgba(255, 234, 0, 0.7);
  }
.neon-snake-root .combo-block .hud-value.bounce { animation: comboBounce 0.35s ease; }
@keyframes comboBounce {
    0% { transform: scale(1.5); }
    100% { transform: scale(1); }
  }
/* ===== Canvas ===== */
.neon-snake-root .canvas-wrap {
    position: relative;
    aspect-ratio: 1 / 1;
    background:
      radial-gradient(ellipse at center, rgba(0, 245, 255, 0.05), transparent 70%),
      var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow:
      0 0 60px rgba(0, 245, 255, 0.08),
      0 20px 60px rgba(0, 0, 0, 0.5),
      inset 0 0 60px rgba(0, 0, 0, 0.4);
  }
.neon-snake-root canvas {
    display: block;
    width: 100%;
    height: 100%;
    touch-action: none;
  }
/* ===== Sound button ===== */
.neon-snake-root .sound-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 6;
    background: rgba(7, 7, 15, 0.65);
    border: 1px solid var(--border);
    color: var(--cyan);
    border-radius: 999px;
    width: 38px;
    height: 38px;
    cursor: pointer;
    font-size: 16px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  }
.neon-snake-root .sound-btn:hover {
    background: rgba(0, 245, 255, 0.12);
    box-shadow: 0 0 18px rgba(0, 245, 255, 0.3);
  }
.neon-snake-root .sound-btn.muted {
    color: var(--text-dim);
    border-color: rgba(108, 108, 142, 0.3);
    box-shadow: none;
  }
.neon-snake-root .sound-btn:active { transform: scale(0.92); }
/* ===== Powerup bar ===== */
.neon-snake-root .powerup-bar {
    position: absolute;
    top: 12px;
    left: 12px;
    display: flex;
    gap: 8px;
    z-index: 5;
    pointer-events: none;
  }
.neon-snake-root .powerup-pill {
    padding: 6px 12px;
    background: rgba(7, 7, 15, 0.7);
    border: 1px solid currentColor;
    border-radius: 999px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: pillIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 0 16px currentColor;
  }
.neon-snake-root .powerup-pill .icon { font-size: 14px; }
@keyframes pillIn {
    from { opacity: 0; transform: translateY(-12px) scale(0.8); }
    to { opacity: 1; transform: translateY(0) scale(1); }
  }
/* ===== Modals ===== */
.neon-snake-root .modal {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(7, 7, 15, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 10;
    border-radius: 16px;
    text-align: center;
    padding: 28px 22px;
    animation: fadeIn 0.4s ease;
    overflow-y: auto;
    overscroll-behavior: contain;
  }
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
.neon-snake-root .modal.hidden { display: none; }
.neon-snake-root .modal h1 {
    font-family: 'Audiowide', sans-serif;
    font-size: clamp(40px, 11vw, 72px);
    letter-spacing: 0.06em;
    line-height: 0.95;
    background: linear-gradient(135deg, var(--cyan) 0%, #ffffff 50%, var(--magenta) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 25px rgba(0, 245, 255, 0.4));
    margin-bottom: 6px;
    animation: titleGlow 3s ease-in-out infinite alternate;
  }
@keyframes titleGlow {
    from { filter: drop-shadow(0 0 18px rgba(0, 245, 255, 0.3)); }
    to { filter: drop-shadow(0 0 30px rgba(255, 0, 170, 0.5)); }
  }
.neon-snake-root .modal h2 {
    font-family: 'Audiowide', sans-serif;
    font-size: clamp(28px, 7vw, 44px);
    color: var(--red);
    letter-spacing: 0.08em;
    text-shadow: 0 0 25px rgba(255, 51, 85, 0.6);
    margin-bottom: 16px;
  }
.neon-snake-root .tagline {
    color: var(--text-dim);
    font-size: 12px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    margin-bottom: 28px;
    font-weight: 600;
  }
.neon-snake-root .btn {
    font-family: 'Audiowide', sans-serif;
    background: transparent;
    color: var(--cyan);
    border: 2px solid var(--cyan);
    padding: 13px 36px;
    font-size: 17px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s ease;
    text-shadow: 0 0 12px rgba(0, 245, 255, 0.5);
    position: relative;
    overflow: hidden;
  }
.neon-snake-root .btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.3), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
  }
.neon-snake-root .btn:hover {
    background: var(--cyan);
    color: var(--bg);
    box-shadow: 0 0 40px rgba(0, 245, 255, 0.6);
    text-shadow: none;
  }
.neon-snake-root .btn:hover::before { transform: translateX(100%); }
.neon-snake-root .btn:active { transform: scale(0.97); }
.neon-snake-root .stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 36px;
    margin: 8px 0 28px;
  }
.neon-snake-root .stat-label {
    font-size: 10px;
    letter-spacing: 0.28em;
    color: var(--text-dim);
    text-transform: uppercase;
    margin-bottom: 6px;
    font-weight: 700;
  }
.neon-snake-root .stat-value {
    font-family: 'Audiowide', sans-serif;
    font-size: clamp(22px, 5vw, 28px);
    color: var(--cyan);
    text-shadow: 0 0 12px rgba(0, 245, 255, 0.4);
  }
.neon-snake-root .stat-value.gold { color: var(--gold); text-shadow: 0 0 12px rgba(255, 215, 0, 0.5); }
.neon-snake-root .stat-value.new-best { color: var(--magenta); text-shadow: 0 0 14px rgba(255, 0, 170, 0.6); }
.neon-snake-root .new-record {
    color: var(--gold);
    font-size: 11px;
    letter-spacing: 0.3em;
    font-weight: 700;
    text-transform: uppercase;
    margin-top: 4px;
    animation: pulse 1.2s ease infinite;
  }
@keyframes pulse {
    50% { opacity: 0.5; }
  }
.neon-snake-root .controls-info {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--text-dim);
    font-size: 12px;
    letter-spacing: 0.1em;
  }
.neon-snake-root .controls-info kbd {
    color: var(--cyan);
    font-family: 'JetBrains Mono', monospace;
    padding: 2px 6px;
    background: rgba(0, 245, 255, 0.08);
    border: 1px solid rgba(0, 245, 255, 0.25);
    border-radius: 4px;
    font-size: 11px;
    margin: 0 2px;
  }
.neon-snake-root .settings {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 4px 0 22px;
    width: 100%;
    max-width: 360px;
  }
.neon-snake-root .setting-label {
    font-size: 10px;
    letter-spacing: 0.25em;
    color: var(--text-dim);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 6px;
    text-align: left;
  }
.neon-snake-root .setting-options {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
  }
.neon-snake-root .toggle {
    flex: 1;
    min-width: 0;
    padding: 7px 8px;
    border: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.3);
    color: var(--text-dim);
    border-radius: 7px;
    cursor: pointer;
    font-family: 'Rajdhani', sans-serif;
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 700;
    transition: all 0.18s;
    white-space: nowrap;
  }
.neon-snake-root .toggle:hover { color: var(--text); border-color: rgba(0, 245, 255, 0.4); }
.neon-snake-root .toggle.active {
    border-color: var(--cyan);
    color: var(--cyan);
    background: rgba(0, 245, 255, 0.08);
    box-shadow: 0 0 18px rgba(0, 245, 255, 0.25);
  }
.neon-snake-root .legend-toggle {
    color: var(--text-dim);
    background: none;
    border: none;
    font-family: 'Rajdhani', sans-serif;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 700;
    cursor: pointer;
    padding: 8px 12px;
    margin-top: 10px;
    border-radius: 6px;
    transition: color 0.2s;
  }
.neon-snake-root .legend-toggle:hover { color: var(--cyan); }
.neon-snake-root .powerup-legend {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px 18px;
    margin-top: 12px;
    font-size: 12px;
    color: var(--text-dim);
    letter-spacing: 0.05em;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, margin-top 0.3s ease;
  }
.neon-snake-root .powerup-legend.open {
    max-height: 200px;
    margin-top: 12px;
  }
.neon-snake-root .powerup-legend .item { display: flex; align-items: center; gap: 8px; }
.neon-snake-root .powerup-legend .ic {
    width: 22px; height: 22px;
    border-radius: 5px;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700;
    color: #0a0a14;
  }
.neon-snake-root .modal-controls-hint {
    margin-top: 16px;
    color: var(--text-dim);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-align: center;
  }
.neon-snake-root .modal-controls-hint kbd {
    color: var(--cyan);
    font-family: 'JetBrains Mono', monospace;
    padding: 2px 6px;
    background: rgba(0, 245, 255, 0.08);
    border: 1px solid rgba(0, 245, 255, 0.25);
    border-radius: 4px;
    font-size: 10px;
    margin: 0 1px;
  }
/* ===== Footer ===== */
.neon-snake-root .footer {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 18px;
    color: var(--text-dim);
    font-size: 10px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    font-weight: 600;
  }
.neon-snake-root .footer span { display: inline-flex; align-items: center; gap: 6px; }
.neon-snake-root .footer kbd {
    color: var(--cyan);
    font-family: 'JetBrains Mono', monospace;
    padding: 2px 6px;
    background: rgba(0, 245, 255, 0.06);
    border: 1px solid rgba(0, 245, 255, 0.18);
    border-radius: 4px;
    font-size: 10px;
  }
@media (max-width: 480px) {
  .neon-snake-root .powerup-legend { grid-template-columns: 1fr 1fr; gap: 6px 14px; }
  .neon-snake-root .stats { gap: 14px 24px; }
  .neon-snake-root .modal { padding: 18px 14px; }
  .neon-snake-root .modal h1 { font-size: clamp(34px, 13vw, 56px); margin-bottom: 4px; }
  .neon-snake-root .tagline { margin-bottom: 16px; }
  .neon-snake-root .settings { gap: 8px; margin: 2px 0 14px; }
  .neon-snake-root .setting-label { margin-bottom: 4px; }
  .neon-snake-root .toggle { padding: 6px 4px; font-size: 10px; letter-spacing: 0.08em; }
  .neon-snake-root .modal-controls-hint { font-size: 10px; margin-top: 12px; }
}


/* ===== Icon button group (fullscreen + sound) ===== */
.neon-snake-root .icon-btn-group {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 6;
  display: flex;
  gap: 8px;
}

.neon-snake-root .icon-btn {
  background: rgba(7, 7, 15, 0.65);
  border: 1px solid var(--border);
  color: var(--cyan);
  border-radius: 999px;
  width: 38px;
  height: 38px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  padding: 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.neon-snake-root .icon-btn:hover {
  background: rgba(0, 245, 255, 0.12);
  box-shadow: 0 0 18px rgba(0, 245, 255, 0.3);
}
.neon-snake-root .icon-btn.muted {
  color: var(--text-dim);
  border-color: rgba(108, 108, 142, 0.3);
  box-shadow: none;
}
.neon-snake-root .icon-btn:active { transform: scale(0.92); }
.neon-snake-root .icon-btn svg { width: 18px; height: 18px; }
.neon-snake-root .icon-btn .emoji-icon { font-size: 16px; line-height: 1; }

/* Hide the old standalone sound-btn (we now use icon-btn-group) */
.neon-snake-root .sound-btn { display: none; }

/* ===== Fullscreen mode ===== */
.neon-snake-root:fullscreen,
.neon-snake-root:-webkit-full-screen {
  width: 100vw;
  height: 100vh;
  padding: 16px;
  background:
    radial-gradient(ellipse 80% 60% at 15% 0%, rgba(0, 245, 255, 0.10), transparent 60%),
    radial-gradient(ellipse 80% 60% at 85% 100%, rgba(255, 0, 170, 0.10), transparent 60%),
    var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}

.neon-snake-root:fullscreen .game-container,
.neon-snake-root:-webkit-full-screen .game-container {
  max-width: min(calc(100vh - 180px), 92vw, 720px);
  width: 100%;
}