/* ============================================================
   PLAYER — sons-ambiente.php
   ============================================================ */

.page-player { background: var(--slate-100); }

/* ── Layout principal ──────────────────────────────────────── */
.player-main {
  min-height: calc(100vh - 66px);
  padding: var(--space-8) 0 var(--space-16);
}

/* ── Header do player ──────────────────────────────────────── */
.player-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.player-header__title {
  font-size: var(--font-size-3xl);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: var(--space-2);
}

.player-header__subtitle {
  font-size: var(--font-size-base);
  color: var(--slate-500);
}

.player-controls {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  align-items: center;
}

.ctrl-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 1.5px solid var(--color-border);
  background: white;
  color: var(--slate-600);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.ctrl-btn:hover:not(:disabled) { border-color: var(--violet-300); color: var(--violet-600); background: var(--violet-50); }
.ctrl-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.ctrl-btn--danger:hover:not(:disabled) { border-color: #fca5a5; color: #dc2626; background: #fef2f2; }

/* ── Filtros de categoria ──────────────────────────────────── */
.category-filter {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.cat-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 1.5px solid var(--color-border);
  background: white;
  color: var(--slate-600);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}
.cat-btn [data-lucide] { width: 14px; height: 14px; stroke-width: 2.5; flex-shrink: 0; }
.cat-btn:hover  { border-color: var(--violet-300); color: var(--violet-600); }
.cat-btn.active { background: var(--violet-500); border-color: var(--violet-500); color: white; box-shadow: 0 4px 12px rgba(139,92,246,0.35); }

/* ── Grid de sons ──────────────────────────────────────────── */
.sounds-player-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

@media (min-width: 640px)  { .sounds-player-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .sounds-player-grid { grid-template-columns: repeat(4, 1fr); } }

/* ── Card de som ──────────────────────────────────────────── */
.sound-player-card {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: white;
  border: 2px solid transparent;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-fast);
  cursor: pointer;
  min-height: 200px;
}

.sound-player-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Card ativo (tocando) */
.sound-player-card.is-playing {
  border-color: transparent;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
}
.sound-player-card.is-playing .sound-card-bg { opacity: 1; }
.sound-player-card.is-playing .sound-play-btn { background: rgba(255,255,255,0.25); }
.sound-player-card.is-playing .icon-play  { display: none; }
.sound-player-card.is-playing .icon-pause { display: block; }
.sound-player-card.is-playing .sound-waveform { display: flex; }
.sound-player-card.is-playing .sound-name,
.sound-player-card.is-playing .sound-desc { color: white; }
.sound-player-card.is-playing .volume-slider { --track-color: rgba(255,255,255,0.3); }
.sound-player-card.is-playing .volume-fill   { background: white; }
.sound-player-card.is-playing .volume-value  { color: rgba(255,255,255,0.85); }
.sound-player-card.is-playing .sound-play-btn { color: white; }

/* Card loading */
.sound-player-card.is-loading .sound-card-loading { display: flex; }
.sound-player-card.is-loading .sound-play-btn { visibility: hidden; }

/* Card escondido (filtro) */
.sound-player-card.is-hidden {
  display: none;
}

/* ── Fundo gradiente ───────────────────────────────────────── */
.sound-card-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, var(--color-from), var(--color-to));
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 0;
}

/* ── Loading spinner ───────────────────────────────────────── */
.sound-card-loading {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10;
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(4px);
  border-radius: var(--radius-2xl);
}

.spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--violet-200);
  border-top-color: var(--violet-500);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Conteúdo do card ──────────────────────────────────────── */
.sound-card-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-5) var(--space-4);
  height: 100%;
  gap: var(--space-3);
}

/* ── Botão play ────────────────────────────────────────────── */
.sound-play-btn {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--slate-100);
  border: none;
  color: var(--slate-700);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.sound-play-btn:hover { background: var(--violet-100); color: var(--violet-600); transform: scale(1.08); }
.sound-play-btn:active { transform: scale(0.95); }

.icon-pause { display: none; }

/* ── Waveform ──────────────────────────────────────────────── */
.sound-waveform {
  display: none;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  height: 20px;
}
.sound-waveform span {
  display: block;
  width: 4px;
  background: rgba(255,255,255,0.85);
  border-radius: 2px;
  animation: waveform 1s ease-in-out infinite;
}
.sound-waveform span:nth-child(1) { animation-delay: 0.0s; height: 8px; }
.sound-waveform span:nth-child(2) { animation-delay: 0.2s; height: 16px; }
.sound-waveform span:nth-child(3) { animation-delay: 0.1s; height: 20px; }
.sound-waveform span:nth-child(4) { animation-delay: 0.3s; height: 12px; }
.sound-waveform span:nth-child(5) { animation-delay: 0.15s; height: 18px; }
.sound-waveform span:nth-child(6) { animation-delay: 0.25s; height: 8px; }

@keyframes waveform {
  0%, 100% { transform: scaleY(0.4); }
  50%       { transform: scaleY(1); }
}

/* ── Info do som ───────────────────────────────────────────── */
.sound-info { text-align: center; }

.sound-icon-wrap {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--slate-100);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--space-2);
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.sound-icon {
  width: 24px; height: 24px;
  stroke: var(--slate-600);
  stroke-width: 2;
  transition: stroke var(--transition-fast);
}

/* Estado tocando — ícone fica branco */
.sound-player-card.is-playing .sound-icon-wrap { background: rgba(255,255,255,0.2); }
.sound-player-card.is-playing .sound-icon      { stroke: white; }

.sound-name  { font-size: var(--font-size-base); font-weight: 700; color: var(--slate-900); margin-bottom: 3px; transition: color var(--transition-fast); }
.sound-desc  { font-size: var(--font-size-xs); color: var(--slate-500); line-height: 1.4; transition: color var(--transition-fast); }

/* ── Volume slider ─────────────────────────────────────────── */
.sound-volume {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: auto;
}

.volume-track {
  position: relative;
  flex: 1;
  height: 6px;
}

.volume-fill {
  position: absolute;
  left: 0; top: 0;
  height: 100%;
  border-radius: 3px;
  background: var(--violet-500);
  pointer-events: none;
  transition: background var(--transition-fast);
}

.volume-slider {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  margin: 0;
  z-index: 2;
}

/* Track visual (sob o input) */
.volume-track::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 3px;
  background: var(--slate-200);
}

.is-playing .volume-track::before { background: rgba(255,255,255,0.3); }

.volume-value {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--slate-500);
  min-width: 24px;
  text-align: right;
  transition: color var(--transition-fast);
}

/* ── Timer ─────────────────────────────────────────────────── */
.timer-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 640px) { .timer-section { grid-template-columns: 1fr 1fr; } }

.timer-box,
.share-box {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.timer-box__header,
.share-box__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  color: var(--slate-700);
}
.timer-box__header h2,
.share-box__header h2 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--slate-900);
  margin: 0;
}

.timer-options {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}

.timer-option-btn {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 1.5px solid var(--color-border);
  background: var(--slate-50);
  color: var(--slate-600);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.timer-option-btn:hover  { border-color: var(--violet-300); color: var(--violet-600); }
.timer-option-btn.active { background: var(--violet-500); border-color: var(--violet-500); color: white; }

.timer-display {
  text-align: center;
  margin-bottom: var(--space-5);
}

#timer-time {
  font-size: 3rem;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.timer-actions { display: flex; gap: var(--space-3); }

/* ── Share box ─────────────────────────────────────────────── */
.share-box__desc {
  font-size: var(--font-size-sm);
  color: var(--slate-500);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}

.share-success {
  display: none;
  margin-top: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  color: #15803d;
  font-weight: 500;
}
.share-success.visible { display: block; animation: fade-in-up 0.3s ease both; }