/* School File Manager - Custom Styles */

/* Smooth transitions */
* {
    transition: all 0.2s ease;
}

/* Navigation tabs */
.nav-tab {
    transition: all 0.3s ease;
}

.nav-tab:hover {
    color: #1d4ed8;
}

.nav-tab.active {
    border-bottom-width: 2px;
}

/* File items hover effect */
tr:hover {
    background-color: #f9fafb;
}

/* Card hover effects */
.bg-white:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Button animations */
button:hover {
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

/* Modal animation */
#upload-modal {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Loading spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* File type icons */
.fa-file-pdf {
    color: #dc2626;
}

.fa-file-word {
    color: #2563eb;
}

.fa-file-excel {
    color: #16a34a;
}

.fa-file-powerpoint {
    color: #ea580c;
}

.fa-file-image {
    color: #0891b2;
}

/* Notification badge */
.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #dc2626;
    color: white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Folder grid */
#folders-list > div {
    transition: all 0.3s ease;
}

#folders-list > div:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Form inputs focus effect */
input:focus, select:focus, textarea:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Table styles */
table {
    border-collapse: separate;
    border-spacing: 0;
}

thead th:first-child {
    border-top-left-radius: 8px;
}

thead th:last-child {
    border-top-right-radius: 8px;
}

/* Alert messages */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
}

.alert-success {
    background-color: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-info {
    background-color: #dbeafe;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }
    
    table {
        font-size: 14px;
    }
    
    .nav-tab {
        font-size: 14px;
        padding: 8px 12px;
    }
}

/* Drag and drop zone */
.drop-zone {
    border: 2px dashed #d1d5db;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: #3b82f6;
    background-color: #eff6ff;
}

/* Progress bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background-color: #e5e7eb;
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background-color: #3b82f6;
    transition: width 0.3s ease;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 9999px;
}

.badge-blue {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-green {
    background-color: #dcfce7;
    color: #166534;
}

.badge-red {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-yellow {
    background-color: #fef3c7;
    color: #92400e;
}