/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s;
}

.modal-overlay.show {
    opacity: 1;
}

.modal-content {
    background: linear-gradient(135deg, rgba(30, 30, 40, 0.98) 0%, rgba(20, 20, 30, 0.98) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.3s;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.modal-body {
    padding: 20px 25px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 15px 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.playlist-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.playlist-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

.playlist-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.playlist-item img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.playlist-item-info {
    flex: 1;
}

.playlist-item-name {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

.playlist-item > .fa-chevron-right {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.empty-message {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-message i {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.5;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: rgba(30, 30, 40, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    z-index: 10000;
    transform: translateX(400px);
    transition: transform 0.3s;
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left: 3px solid #22c55e;
}

.toast-error {
    border-left: 3px solid #ef4444;
}

.toast-info {
    border-left: 3px solid #3b82f6;
}

.toast i {
    font-size: 1.25rem;
}

.toast-success i {
    color: #22c55e;
}

.toast-error i {
    color: #ef4444;
}

.toast-info i {
    color: #3b82f6;
}

.toast span {
    color: var(--text-primary);
    font-weight: 500;
}

/* Add Song Modal Styles */
.modal-lg {
    max-width: 800px;
}

/* Modal Tabs */
.modal-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.modal-tab {
    padding: 12px 20px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-tab:hover {
    color: var(--text-primary);
}

.modal-tab.active {
    color: var(--accent-primary);
}

.modal-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-primary);
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.song-list-container {
    max-height: 450px;
    overflow-y: auto;
}

.search-box {
    position: relative;
    margin-bottom: 20px;
}

.search-box .form-control {
    padding-left: 45px;
}

.search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.song-search-results {
    max-height: 400px;
    overflow-y: auto;
}

.song-search-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.song-search-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-primary);
    transform: translateX(5px);
}

.song-search-item img {
    width: 55px;
    height: 55px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.song-search-info {
    flex: 1;
    min-width: 0;
}

.song-search-title {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.song-search-artist {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.song-search-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    margin-right: 15px;
}

.song-search-duration {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.song-search-plays {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.loading-spinner {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.loading-spinner i {
    font-size: 2rem;
    margin-bottom: 10px;
}

.empty-message {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-message i {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.5;
}

.error-message {
    text-align: center;
    padding: 40px;
    color: #ef4444;
}

.error-message i {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.5;
}