/* --- VARIABLES DEL TEMA PUNK --- */
:root {
    --bg-color: #e8e8e8; 
    --text-color: #0a0a0a; 
    --accent-color: #cc0000; 
    --border-color: #0a0a0a;
    --dot-color: #999;
    --inverse-bg: #0a0a0a;
    --inverse-text: #e8e8e8;
    
    --punk-border: 4px solid var(--border-color);
    --punk-shadow: 6px 6px 0px var(--border-color);
    --punk-shadow-red: 6px 6px 0px var(--accent-color);
}

body.dark-mode {
    --bg-color: #0a0a0a; 
    --text-color: #e8e8e8; 
    --accent-color: #cc0000; 
    --border-color: #e8e8e8;
    --dot-color: #333;
    --inverse-bg: #e8e8e8;
    --inverse-text: #0a0a0a;
    
    --punk-border: 4px solid var(--border-color);
    --punk-shadow: 6px 6px 0px var(--accent-color);
    --punk-shadow-red: 6px 6px 0px var(--text-color);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Special Elite', monospace;
    background-color: var(--bg-color);
    background-image: radial-gradient(var(--dot-color) 1px, transparent 1px);
    background-size: 4px 4px;
    color: var(--text-color);
    /* El cuerpo ocupa exactamente el 100% de la pantalla */
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden; 
    transition: background-color 0.3s, color 0.3s;
}

/* --- ESTRUCTURA GENERAL SOLUCIONADA --- */
.urban-container {
    /* Toma todo el espacio disponible encima del reproductor */
    flex: 1;
    display: flex;
    min-height: 0; /* Necesario para que el scroll interno funcione en Flexbox */
    padding: 20px;
    gap: 20px;
}

/* --- SIDEBAR (El Panfleto) --- */
.sidebar {
    width: 280px;
    background-color: var(--bg-color);
    border: var(--punk-border);
    box-shadow: var(--punk-shadow-red);
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    transform: rotate(-1deg);
    transition: all 0.3s;
    overflow-y: auto;
}

.brand-logo {
    font-family: 'Permanent Marker', cursive;
    font-size: 3.5rem;
    line-height: 1;
    margin-bottom: 20px;
    color: var(--text-color);
    text-transform: uppercase;
    transform: rotate(-3deg);
}

.brand-logo span {
    color: var(--accent-color);
    font-size: 2.5rem;
    background-color: var(--inverse-bg);
    padding: 0 10px;
}

.mb-20 { margin-bottom: 20px; }

/* Botones Punk Generales */
.punk-btn {
    font-family: 'Permanent Marker', cursive;
    background-color: var(--inverse-bg);
    color: var(--inverse-text);
    border: var(--punk-border);
    padding: 10px;
    font-size: 1.2rem;
    cursor: pointer;
    text-transform: uppercase;
    box-shadow: 4px 4px 0px var(--accent-color);
    transition: all 0.1s;
}

.punk-btn:active {
    transform: translate(3px, 3px);
    box-shadow: none;
}

/* Enlace a Instagram */
.ig-link {
    display: block;
    text-decoration: none;
    font-family: 'Permanent Marker', cursive;
    font-size: 1.5rem;
    padding: 15px 10px;
    margin-top: 10px;
    text-align: center;
    border: 2px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
    box-shadow: 4px 4px 0px var(--border-color);
    transition: all 0.2s;
}

.ig-link:hover {
    background-color: var(--accent-color);
    color: #e8e8e8;
    border-color: var(--border-color);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px var(--border-color);
}

/* --- MAIN CONTENT (El Escenario) --- */
.main-content {
    flex: 1;
    background-color: var(--bg-color);
    border: var(--punk-border);
    padding: 30px;
    overflow-y: auto; /* El scroll ahora vive SOLO aquí adentro */
    box-shadow: -6px 6px 0px var(--border-color);
}

.playlist-header {
    display: flex;
    align-items: flex-end;
    gap: 30px;
    padding-bottom: 30px;
    border-bottom: 6px dashed var(--border-color);
    margin-bottom: 30px;
}

.playlist-header img {
    width: 220px;
    height: 220px;
    object-fit: cover;
    border: var(--punk-border);
    box-shadow: var(--punk-shadow);
    filter: grayscale(100%) contrast(150%);
    transform: rotate(2deg);
}

.header-info .badge {
    font-family: 'Permanent Marker', cursive;
    background-color: var(--accent-color);
    color: #e8e8e8;
    padding: 5px 15px;
    font-size: 1.2rem;
    display: inline-block;
    transform: rotate(-3deg);
    margin-bottom: 10px;
    border: 2px solid var(--border-color);
}

.header-info h1 {
    font-family: 'Permanent Marker', cursive;
    font-size: 4rem;
    line-height: 0.9;
    text-transform: uppercase;
    text-shadow: 3px 3px 0px var(--accent-color);
    letter-spacing: -2px;
}

/* --- MENÚ DE ORDENAMIENTO --- */
.sort-menu {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.sort-label { font-weight: bold; font-size: 14px; }

.sort-btn {
    font-family: 'Special Elite', monospace;
    font-weight: bold;
    background: var(--bg-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    padding: 5px 10px;
    cursor: pointer;
    box-shadow: 3px 3px 0px var(--border-color);
}

.sort-btn:hover { background-color: var(--inverse-bg); color: var(--inverse-text); }
.sort-btn.active { background-color: var(--text-color); color: var(--bg-color); }

/* --- TRACKLIST --- */
.track-header {
    display: grid;
    grid-template-columns: 50px 1fr 50px;
    padding: 10px;
    font-weight: bold;
    border-bottom: 4px solid var(--border-color);
    margin-bottom: 15px;
    background-color: var(--accent-color);
    color: #e8e8e8;
}

.track-item {
    display: grid;
    grid-template-columns: 50px 1fr 50px;
    align-items: center;
    padding: 10px;
    border: 2px solid transparent;
    border-bottom: 2px dashed var(--border-color);
    cursor: pointer;
}

.track-item:hover {
    background-color: var(--inverse-bg);
    color: var(--inverse-text);
    border: 2px solid var(--border-color);
}

.track-item.active {
    background-color: var(--accent-color);
    color: #e8e8e8;
    border: 3px solid var(--border-color);
    transform: rotate(-0.5deg) scale(1.01);
    box-shadow: 4px 4px 0px var(--border-color);
}

.track-num { font-family: 'Permanent Marker', cursive; font-size: 1.5rem; }
.track-info { display: flex; align-items: center; gap: 15px; }
.track-info img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border: 2px solid var(--border-color);
    filter: grayscale(100%);
}

.track-item.active .track-info img { filter: none; }
.track-info div { display: flex; flex-direction: column; }
.title-display { font-family: 'Permanent Marker', cursive; font-size: 1.2rem; }
.meta-display { font-size: 0.8rem; font-weight: bold; }
.track-play { text-align: right; opacity: 0; }
.track-item:hover .track-play, .track-item.active .track-play { opacity: 1; }
.text-right { text-align: right; }

/* --- BOTTOM PLAYER (Ahora es bloque físico, no flota) --- */
.bottom-player {
    flex-shrink: 0; /* Previene que se aplaste */
    height: 120px;
    width: 100%;
    background-color: var(--bg-color);
    border-top: 6px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    box-shadow: 0px -5px 15px rgba(0,0,0,0.5);
    z-index: 100;
}

.now-playing { display: flex; align-items: center; gap: 20px; width: 30%; }
.now-playing img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border: 3px solid var(--border-color);
    box-shadow: 4px 4px 0px var(--accent-color);
}

.track-details span { font-family: 'Permanent Marker', cursive; font-size: 1.3rem; display: block; }
.playing-badge { background-color: var(--text-color); color: var(--bg-color); padding: 2px 6px; font-weight: bold; }

.player-controls-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: 40%;
}

.action-buttons { display: flex; gap: 20px; }

.ctrl-btn {
    background: var(--bg-color);
    border: 3px solid var(--border-color);
    color: var(--text-color);
    font-size: 1.5rem;
    width: 45px;
    height: 45px;
    cursor: pointer;
    box-shadow: 3px 3px 0px var(--accent-color);
}

.ctrl-btn:active { transform: translate(3px, 3px); box-shadow: none; }
.stop-btn { background-color: var(--accent-color); color: #e8e8e8; }

.player-controls-wrapper audio {
    width: 100%;
    max-width: 600px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 0;
}

audio::-webkit-media-controls-panel { background-color: var(--bg-color); border-radius: 0; }

/* ========================================= */
/* --- RESPONSIVO PARA MÓVILES (CELULAR) --- */
/* ========================================= */
@media (max-width: 850px) {
    body {
        height: auto;
        overflow-y: auto; /* Permitir scroll de toda la página en móvil */
    }
    
    .urban-container {
        flex-direction: column;
        height: auto;
        padding: 10px;
        /* Espacio exagerado abajo para que la página sea más larga que el reproductor fijado */
        margin-bottom: 250px; 
    }

    .sidebar {
        width: 100%;
        transform: rotate(0deg);
        box-shadow: 4px 4px 0px var(--border-color);
        padding: 20px;
    }

    .brand-logo { font-size: 2.5rem; transform: rotate(0deg); text-align: center; }

    .main-content {
        overflow-y: visible; /* Elimina scroll interno, fluye con la página */
        padding: 15px;
        transform: rotate(0deg);
        box-shadow: 4px 4px 0px var(--accent-color);
    }

    .playlist-header { flex-direction: column; align-items: center; text-align: center; }
    .playlist-header img { width: 160px; height: 160px; transform: rotate(0deg); }
    .header-info h1 { font-size: 3rem; }
    .sort-menu { justify-content: center; }
    .track-info span { font-size: 1rem; }
    
    /* El reproductor se ancla a la pantalla de tu teléfono */
    .bottom-player {
        position: fixed;
        bottom: 0;
        left: 0;
        height: auto;
        flex-direction: column;
        padding: 15px;
        gap: 15px;
    }

    .now-playing { width: 100%; justify-content: center; text-align: center; }
    .now-playing img { width: 60px; height: 60px; }
    .player-controls-wrapper { width: 100%; }
}