/* Settings CSS - Modal and settings panel styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

/* Sub-modals that open on top of other modals need higher z-index */
#saveToDatabaseModal,
#addToCollectionModal,
#collectionFormModal,
#collectionDetailModal,
#songPickerModal,
#driveBrowserModal {
    z-index: 2000;
}

.modal:not(.hidden) {
    opacity: 1;
    visibility: visible;
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    max-width: 450px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform 0.3s;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-color) var(--bg-primary);
}

.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

.modal:not(.hidden) .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h2 {
    margin: 0;
    font-family: 'Inter', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-header h2 i {
    color: var(--accent-color);
}

.btn-close {
    background: var(--bg-primary);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-close:hover {
    background: var(--accent-color);
    color: white;
}

.settings-section {
    background: var(--bg-primary);
    padding: 1.25rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
}

.settings-section h3 {
    margin-bottom: 0.5rem;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.settings-section h3 i {
    color: var(--accent-color);
}

/* Help Modal specific styles */
#helpModal .settings-section h3 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

#helpModal .settings-section strong {
    color: var(--text-primary);
    font-weight: 700;
}

#helpModal .settings-section p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

#helpModal .settings-section ol {
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

#helpModal .settings-section li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

#helpModal .settings-section strong {
    color: var(--text-primary);
}

.settings-section p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.export-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.export-btn {
    width: 100%;
    justify-content: center;
}

/* Settings Tabs */
.settings-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.settings-tab {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.settings-tab:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.settings-tab.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 12px rgba(244, 114, 182, 0.4);
}

.settings-tab i {
    font-size: 1rem;
}

.settings-tab-content {
    display: none;
}

.settings-tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    .settings-tabs {
        flex-direction: column;
    }
    
    .settings-tab {
        width: 100%;
    }
}

/* Collections List */
.collections-list {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.collections-list::-webkit-scrollbar {
    width: 6px;
}

.collections-list::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 3px;
}

.collections-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.collections-list::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

.collection-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    transition: all 0.3s ease;
}

.collection-item:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--card-shadow);
}

.collection-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
    cursor: pointer;
}

.collection-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-color) 0%, #ec4899 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.collection-details {
    flex: 1;
}

.collection-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.collection-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.collection-actions {
    display: flex;
    gap: 0.5rem;
}

/* Songs List */
.songs-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.song-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.song-item:hover {
    border-color: var(--accent-color);
}

.song-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    flex: 1;
    color: var(--text-primary);
}

.song-info:hover {
    color: var(--accent-color);
}

.song-actions {
    display: flex;
    gap: 0.5rem;
}

/* Effects Grid */
.effects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.effect-card {
    background: var(--bg-primary);
    padding: 1.25rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.effect-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--card-shadow);
}

.effect-card.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.effect-card.disabled:hover {
    transform: none;
    box-shadow: none;
}

.effect-card.disabled input[type="range"] {
    cursor: not-allowed;
}

.effect-card h4 {
    margin-bottom: 0.75rem;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.effect-card input[type="range"] {
    width: 100%;
    margin-bottom: 0.5rem;
    cursor: pointer;
}

.effect-value {
    font-weight: bold;
    color: var(--accent-color);
    font-size: 0.9rem;
}

.effect-card.disabled .effect-value {
    color: var(--text-secondary);
}

/* Automation Section */
.automation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.automation-card {
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.automation-card h4 {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.automation-card h4 i {
    color: var(--accent-color);
}

/* Velocity Editor */
.velocity-editor {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-secondary);
    padding: 0.75rem;
    border-radius: 8px;
}

.velocity-label {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.velocity-editor input[type="range"] {
    flex: 1;
}

.velocity-editor span {
    font-weight: bold;
    color: var(--accent-color);
    min-width: 40px;
    text-align: right;
}

/* Pan Controls */
.pan-controls {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.pan-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pan-control label {
    font-size: 0.85rem;
    min-width: 70px;
}

.pan-control input[type="range"] {
    flex: 1;
}

.pan-control span {
    font-weight: bold;
    color: var(--accent-color);
    min-width: 30px;
    text-align: right;
    font-size: 0.85rem;
}

/* Filter Automation */
.filter-automation {
    background: var(--bg-secondary);
    padding: 0.5rem;
    border-radius: 8px;
}

.filter-automation canvas {
    width: 100%;
    height: 60px;
    border-radius: 4px;
    cursor: crosshair;
}