/* Custom CSS for MusicCMS */

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

/* Global Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header Styles */
.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.logo-container:hover {
    background: rgba(255,255,255,0.2);
    transform: scale(1.05);
}

.avatar {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Card Styles */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white;
    border: none;
    padding: 1rem 1.5rem;
}

.card-body {
    padding: 1.5rem;
}

/* Button Styles */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    border: none;
    padding: 0.5rem 1.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0056b3, #004085);
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #1e7e34);
    border: none;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #c82333);
    border: none;
}

/* Form Styles */
.form-control {
    border-radius: var(--border-radius);
    border: 2px solid #e9ecef;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

/* Table Styles */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.table thead th {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border: none;
    font-weight: 600;
    color: #495057;
    padding: 1rem;
}

.table tbody td {
    padding: 1rem;
    border-top: 1px solid #dee2e6;
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: rgba(0, 123, 255, 0.05);
}

/* Audio Player Styles */
audio {
    width: 100%;
    max-width: 300px;
    height: 40px;
    border-radius: var(--border-radius);
}

audio::-webkit-media-controls-panel {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

audio::-webkit-media-controls-play-button,
audio::-webkit-media-controls-mute-button {
    background: var(--primary-color);
    border-radius: 50%;
}

/* Sidebar Styles */
.sidebar-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 1.5rem;
}

.sidebar-card .card-header {
    background: linear-gradient(135deg, var(--info-color), #138496);
    color: white;
    border: none;
    padding: 1rem;
}

.list-group-item {
    border: none;
    border-bottom: 1px solid #dee2e6;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.list-group-item:hover {
    background-color: rgba(0, 123, 255, 0.05);
    transform: translateX(5px);
}

.list-group-item.active {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    border: none;
}

/* Stats Cards */
.stats-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.stats-card:hover {
    transform: translateY(-5px);
}

.stats-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: white;
}

.stats-number {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.stats-label {
    color: #6c757d;
    font-size: 0.9rem;
}

/* Alert Styles */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
}

.alert-success {
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    color: #155724;
}

.alert-danger {
    background: linear-gradient(135deg, #f8d7da, #f5c6cb);
    color: #721c24;
}

/* Navigation Styles */
.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    background-color: rgba(0, 123, 255, 0.1);
}

.navbar-nav .nav-link.active {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container-fluid {
        padding: 0 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table-responsive {
        border-radius: var(--border-radius);
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .stats-card {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .logo-container {
        width: 40px;
        height: 40px;
    }
    
    .card-header {
        padding: 1rem;
    }
    
    .table thead th,
    .table tbody td {
        padding: 0.75rem 0.5rem;
        font-size: 0.9rem;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0056b3;
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Badge Styles */
.badge {
    border-radius: 20px;
    padding: 0.5rem 0.75rem;
    font-weight: 500;
}

/* Dropdown Styles */
.dropdown-menu {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 0.5rem 0;
}

.dropdown-item {
    padding: 0.5rem 1rem;
    transition: var(--transition);
}

.dropdown-item:hover {
    background-color: rgba(0, 123, 255, 0.1);
}

/* Search Form */
.input-group .form-control {
    border-right: none;
}

.input-group .btn {
    border-left: none;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* Music Player Enhancements */
.music-player {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    color: white;
    margin-bottom: 1.5rem;
}

.music-player audio {
    width: 100%;
    margin-top: 1rem;
}

/* Genre Tags */
.genre-tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--info-color), #138496);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    margin: 0.25rem;
    transition: var(--transition);
}

.genre-tag:hover {
    transform: scale(1.05);
    text-decoration: none;
    color: white;
}