/* ==========================================================================
   COMPONENTES DE SUPORTE E VARIÁVEIS DO PLAYER
   ========================================================================== */
:root {
    --p-bg: #090d16;
    --p-border: #1e293b;
    --p-text-main: #f8fafc;
    --p-text-muted: #64748b;
    --p-slider-track: #1e293b;
    --p-btn-main-bg: #f8fafc;
    --p-btn-main-text: #020617;
    --p-shadow: rgba(0, 0, 0, 0.6);
}

.dark-theme-theme, body.dark-theme {
    --p-bg: #090d16;
    --p-border: #1e293b;
    --p-text-main: #f8fafc;
    --p-text-muted: #64748b;
    --p-slider-track: #1e293b;
    --p-btn-main-bg: #f8fafc;
    --p-btn-main-text: #020617;
    --p-shadow: rgba(0, 0, 0, 0.6);
}

.light-theme-theme, body.light-theme {
    --p-bg: #ffffff;
    --p-border: #e2e8f0;
    --p-text-main: #0f172a;
    --p-text-muted: #64748b;
    --p-slider-track: #e2e8f0;
    --p-btn-main-bg: #0f172a;
    --p-btn-main-text: #ffffff;
    --p-shadow: rgba(15, 23, 42, 0.08);
}

/* ==========================================================================
   ESTRUTURA FIXA E GRADE INFERIOR
   ========================================================================== */
.audio-player {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--p-bg);
    border-top: 1px solid var(--p-border);
    padding: 1.25rem 2rem;
    z-index: 1000;
    box-shadow: 0 -10px 30px -5px var(--p-shadow);
    transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.player-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    align-items: center;
    gap: 2rem;
}

/* ==========================================================================
   ZONA ESQUERDA: MINIATURA E DETALHES DA FAIXA
   ========================================================================== */
.player-track-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}

.player-track-info img {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    object-fit: cover;
    background: var(--p-slider-track);
    border: 1px solid var(--p-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.player-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--p-text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
    margin-bottom: 0.2rem;
}

.player-artist {
    font-size: 0.75rem;
    color: var(--p-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
}

/* ==========================================================================
   ZONA CENTRAL: ALINHAMENTO DE BOTÕES E BARRA DE VELOCIDADE
   ========================================================================== */
.player-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
}

.control-buttons {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.control-buttons button {
    background: transparent;
    border: none;
    color: var(--p-text-muted);
    cursor: pointer;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.control-buttons button:hover {
    color: var(--p-text-main);
    background-color: rgba(100, 116, 139, 0.08);
}

.control-buttons button svg {
    width: 22px;
    height: 22px;
    stroke-width: 2px;
}

.control-buttons button text {
    font-family: system-ui, -apple-system, sans-serif;
    letter-spacing: -0.05em;
}

/* Modificadores Estéticos de Loop Ativo e Botoes Centrais */
#btn-loop.active {
    color: var(--accent);
    filter: drop-shadow(0 0 6px rgba(59, 130, 246, 0.4));
}

.control-buttons button.play-main {
    background: var(--p-btn-main-bg);
    color: var(--p-btn-main-text);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.control-buttons button.play-main:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.25);
}

.control-buttons button.play-main #svg-play {
    transform: translateX(1px);
}

.control-buttons button.play-main #svg-pause {
    stroke-width: 2.5px;
}

.control-buttons button.stop-main {
    background: rgba(100, 116, 139, 0.1);
    color: var(--p-text-main);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--p-border);
}

.control-buttons button.stop-main:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.3);
}

.control-buttons button.stop-main svg {
    width: 16px;
    height: 16px;
}

/* ==========================================================================
   MENU FLUTUANTE DE VELOCIDADE (DROPDOWN POP-OVER)
   ========================================================================== */
.speed-menu-container {
    position: relative;
    display: inline-block;
}

#btn-speed {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    width: auto !important;
    padding: 0 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
}

.speed-dropdown {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--p-bg);
    border: 1px solid var(--p-border);
    border-radius: 8px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
    min-width: 75px;
    max-height: 180px;
    overflow-y: auto;
    z-index: 1010;
}

.speed-dropdown div {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    color: var(--p-text-main);
    transition: background-color 0.15s;
}

.speed-dropdown div:hover {
    background: rgba(100, 116, 139, 0.12);
}

.speed-dropdown div.active {
    background: var(--accent);
    color: #ffffff;
}

.speed-dropdown::-webkit-scrollbar { width: 4px; }
.speed-dropdown::-webkit-scrollbar-track { background: transparent; }
.speed-dropdown::-webkit-scrollbar-thumb { background: var(--p-border); border-radius: 2px; }

/* ==========================================================================
   BARRAS CUSTOMIZADAS E PREENCHIMENTOS (SLIDERS)
   ========================================================================== */
.progress-container {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.75rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    color: var(--p-text-muted);
}

.custom-slider {
    position: relative;
    flex-grow: 1;
    height: 20px;
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.slider-track {
    position: absolute;
    width: 100%;
    height: 4px;
    background: var(--p-slider-track);
    border-radius: 9999px;
    pointer-events: none;
}

.slider-fill {
    position: absolute;
    left: 0;
    height: 4px;
    background: var(--accent);
    border-radius: 9999px;
    width: 0%;
    pointer-events: none;
}

.slider-thumb {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--p-bg);
    border: 2px solid var(--accent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 0%;
    pointer-events: none;
    opacity: 0;
    transition: transform 0.15s ease, opacity 0.15s ease;
}

.custom-slider:hover .slider-thumb {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.15);
}

/* ==========================================================================
   ZONA DIREITA: AJUSTE DE VOLUME
   ========================================================================== */
.volume-container {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
}

.volume-slider-width {
    width: 85px;
    flex-grow: 0;
}

.volume-container button {
    background: transparent;
    border: none;
    color: var(--p-text-muted);
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.volume-container button:hover {
    color: var(--p-text-main);
    background-color: rgba(100, 116, 139, 0.08);
}

.volume-container button svg {
    width: 20px;
    height: 20px;
}

.field-hidden { display: none !important; }

/* ==========================================================================
   DISPOSITIVOS MÓVEIS (RESPONSIVIDADE)
   ========================================================================== */
@media (max-width: 768px) {
    .audio-player { padding: 1rem 1.25rem; }
    .player-grid { grid-template-columns: 1fr; gap: 0.75rem; }
    .volume-container { display: none; }
    .player-track-info { justify-content: center; text-align: center; }
    .player-title, .player-artist { max-width: 100%; }
    .progress-container { gap: 0.75rem; }
}