/* Side Player Container */
#side-player-container {
    position: fixed;
    top: 60px; /* Position juste sous la navbar */
    right: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

/* Trigger Tab (Visible by default) */
#side-player-trigger {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 15px 10px;
    border-radius: 10px 0 0 10px;
    cursor: pointer;
    box-shadow: -2px 0 10px rgba(0,0,0,0.3);
    color: #f8fafc;
    font-size: 24px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-right: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

#side-player-trigger:hover {
    background: rgba(99, 102, 241, 0.8);
    color: white;
}

/* Mini Visualizer */
#mini-visualizer {
    width: 40px;
    height: 30px;
    display: none; /* Hidden by default */
}

/* Show mini visualizer when playing */
#side-player-trigger.playing #mini-visualizer {
    display: block;
}

/* Panel (Hidden by default) */
#side-player-panel {
    width: 350px;
    height: 500px;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: none; /* Pas d'ombre quand fermé */
    transform: translateX(100%); /* Hide off-screen */
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s ease;
    position: absolute;
    right: 0;
    top: 0; /* Aligné avec le bouton en haut */
    border-radius: 20px 0 0 20px;
    overflow: hidden;
}

/* Hover Interaction */
#side-player-container:hover #side-player-panel,
#side-player-panel.active {
    transform: translateX(0);
    box-shadow: -5px 0 20px rgba(0,0,0,0.5); /* Ombre quand ouvert */
}

#side-player-container:hover #side-player-trigger {
    transform: translateX(-350px); /* Move trigger with panel or hide it */
    opacity: 0; /* Optional: hide trigger when open */
    pointer-events: none;
}

/* Inner Layout */
.app-container-side {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: #f8fafc;
    font-family: 'Outfit', sans-serif;
}

.side-header {
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.side-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 700;
}

.highlight {
    color: #6366f1;
}

.upload-btn-side {
    cursor: pointer;
    padding: 5px;
    border-radius: 5px;
    transition: background 0.2s;
    color: #94a3b8;
}

.upload-btn-side:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

.side-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.player-card-side {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    background: rgba(0,0,0,0.2);
}

.visualizer-container-side {
    height: 100px;
    background: rgba(0,0,0,0.3);
    border-radius: 10px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

canvas#visualizer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.6;
}

.track-info-side {
    z-index: 1;
    text-align: center;
    width: 100%;
    padding: 0 10px;
}

.track-info-side h4 {
    margin: 0 0 5px 0;
    font-size: 1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-info-side p {
    margin: 0;
    font-size: 0.8rem;
    color: #94a3b8;
}

.controls-container-side {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.progress-area-side {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.7rem;
    color: #94a3b8;
}

.progress-bar-wrapper {
    flex: 1;
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}

.progress-bar {
    height: 100%;
    background: #6366f1;
    width: 0%;
    border-radius: 2px;
    pointer-events: none;
}

.main-controls-side {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

.control-btn {
    background: none;
    border: none;
    color: #f8fafc;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.control-btn:hover {
    color: #6366f1;
    transform: scale(1.1);
}

.control-btn.lg {
    width: 40px;
    height: 40px;
    background: #6366f1;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.4);
}

.control-btn.lg:hover {
    background: #4f46e5;
    color: white;
}

.volume-control-side {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: #94a3b8;
}

.volume-control-side input[type="range"] {
    width: 80px;
    height: 3px;
}

.playlist-panel-side {
    flex: 1;
    padding: 15px 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.playlist-panel-side h5 {
    margin: 0 0 10px 0;
    font-size: 0.9rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    justify-content: space-between;
}

.playlist-list-side {
    list-style: none;
    padding: 0;
    margin: 0;
    overflow-y: auto;
    flex: 1;
}

.playlist-list-side::-webkit-scrollbar {
    width: 4px;
}

.playlist-list-side::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
}

.playlist-item {
    padding: 8px 10px;
    border-radius: 6px;
    margin-bottom: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    transition: background 0.2s;
}

.playlist-item:hover {
    background: rgba(255,255,255,0.05);
}

.playlist-item.active {
    background: rgba(99, 102, 241, 0.15);
    color: #6366f1;
}

.track-number {
    font-size: 0.7rem;
    color: #64748b;
    width: 15px;
}

.track-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.empty-state-side {
    text-align: center;
    color: #64748b;
    font-size: 0.8rem;
    margin-top: 20px;
    font-style: italic;
}

.hidden {
    display: none !important;
}