/* ============================================
   Content/css/admin.css
   CSS cho Admin Panel - KHÔNG ảnh hưởng trang chủ
   ============================================ */

/* ============================================
   VARIABLES & RESET
   ============================================ */
:root {
    --primary-color: #ff6b35;
    --secondary-color: #f7931e;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* ============================================
   ADMIN CONTAINER
   ============================================ */
.admin-container {
    background-color: #f5f7fa;
    min-height: 100vh;
    padding: 20px 0;
}

/* ============================================
   CARDS & PANELS
   ============================================ */
.admin-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
    transition: var(--transition);
    border: 1px solid #e0e0e0;
}

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

.admin-card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 15px 20px;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    font-weight: 600;
    font-size: 1.1rem;
}

.admin-card-body {
    padding: 20px;
}

/* ============================================
   STATISTICS CARDS
   ============================================ */
.stat-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

    .stat-card::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 100px;
        height: 100px;
        background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(247, 147, 30, 0.1));
        border-radius: 50%;
        transform: translate(30%, -30%);
    }

    .stat-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
    }

    .stat-card .stat-icon {
        font-size: 3rem;
        opacity: 0.3;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
    }

    .stat-card .stat-number {
        font-size: 2rem;
        font-weight: bold;
        color: var(--dark-color);
        margin-bottom: 5px;
    }

    .stat-card .stat-label {
        color: #6c757d;
        font-size: 0.9rem;
        text-transform: uppercase;
        letter-spacing: 1px;
    }

    /* Color variants */
    .stat-card.stat-primary {
        border-left-color: var(--primary-color);
    }

    .stat-card.stat-success {
        border-left-color: var(--success-color);
    }

    .stat-card.stat-info {
        border-left-color: var(--info-color);
    }

    .stat-card.stat-warning {
        border-left-color: var(--warning-color);
    }

/* ============================================
   TABLES
   ============================================ */
.admin-table {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

    .admin-table table {
        margin-bottom: 0;
    }

    .admin-table thead {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
    }

        .admin-table thead th {
            border: none;
            padding: 15px;
            font-weight: 600;
            text-transform: uppercase;
            font-size: 0.85rem;
            letter-spacing: 0.5px;
        }

    .admin-table tbody tr {
        transition: var(--transition);
        border-bottom: 1px solid #f0f0f0;
    }

        .admin-table tbody tr:hover {
            background-color: #f8f9fa;
            transform: scale(1.01);
        }

    .admin-table tbody td {
        padding: 15px;
        vertical-align: middle;
    }

/* Table action buttons */
.table-actions {
    white-space: nowrap;
}

    .table-actions .btn {
        margin: 0 2px;
        padding: 5px 10px;
        font-size: 0.85rem;
    }

/* ============================================
   BUTTONS
   ============================================ */
.btn-admin {
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
    border: none;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

    .btn-admin:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

.btn-admin-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-admin-success {
    background: linear-gradient(135deg, #56ab2f, #a8e063);
    color: white;
}

.btn-admin-danger {
    background: linear-gradient(135deg, #eb3349, #f45c43);
    color: white;
}

.btn-admin-warning {
    background: linear-gradient(135deg, #f2994a, #f2c94c);
    color: white;
}

.btn-admin-info {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: white;
}

/* Icon buttons */
.btn-icon {
    width: 35px;
    height: 35px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

    .btn-icon:hover {
        transform: rotate(360deg) scale(1.1);
    }

/* ============================================
   FORMS
   ============================================ */
.admin-form {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

    .admin-form .form-label {
        font-weight: 600;
        color: var(--dark-color);
        margin-bottom: 8px;
        font-size: 0.9rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    .admin-form .form-control,
    .admin-form .form-select {
        border: 2px solid #e0e0e0;
        border-radius: 8px;
        padding: 12px 15px;
        transition: var(--transition);
        font-size: 0.95rem;
    }

        .admin-form .form-control:focus,
        .admin-form .form-select:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.2rem rgba(255, 107, 53, 0.25);
            outline: none;
        }

    .admin-form textarea.form-control {
        resize: vertical;
        min-height: 100px;
    }

/* Form groups with icons */
.input-group-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 8px 0 0 8px;
}

.input-group .form-control {
    border-left: none;
    border-radius: 0 8px 8px 0;
}

/* ============================================
   BADGES & LABELS
   ============================================ */
.badge-admin {
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

    .status-badge::before {
        content: '';
        width: 8px;
        height: 8px;
        border-radius: 50%;
        display: inline-block;
        animation: pulse 2s infinite;
    }

.status-available::before {
    background-color: var(--success-color);
}

.status-pending::before {
    background-color: var(--warning-color);
}

.status-unavailable::before {
    background-color: var(--danger-color);
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* ============================================
   FILTERS & SEARCH
   ============================================ */
.filter-panel {
    background: white;
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
}

.search-box {
    position: relative;
}

    .search-box input {
        padding-left: 40px;
        border-radius: 25px;
        border: 2px solid #e0e0e0;
    }

    .search-box .search-icon {
        position: absolute;
        left: 15px;
        top: 50%;
        transform: translateY(-50%);
        color: #999;
    }

/* ============================================
   ALERTS & NOTIFICATIONS
   ============================================ */
.admin-alert {
    border-radius: var(--border-radius);
    border: none;
    padding: 15px 20px;
    margin-bottom: 20px;
    box-shadow: var(--box-shadow);
    animation: slideInDown 0.5s ease;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.admin-alert .alert-icon {
    font-size: 1.5rem;
    margin-right: 10px;
}

/* ============================================
   PAGINATION
   ============================================ */
.admin-pagination .page-link {
    border-radius: 8px;
    margin: 0 3px;
    border: 2px solid #e0e0e0;
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition);
}

    .admin-pagination .page-link:hover {
        background-color: var(--primary-color);
        color: white;
        border-color: var(--primary-color);
        transform: scale(1.1);
    }

.admin-pagination .page-item.active .page-link {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: var(--primary-color);
}

/* ============================================
   BREADCRUMB
   ============================================ */
.admin-breadcrumb {
    background: white;
    padding: 15px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
}

    .admin-breadcrumb .breadcrumb {
        margin-bottom: 0;
        background: none;
    }

    .admin-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
        content: "›";
        font-size: 1.2rem;
    }

/* ============================================
   MODAL CUSTOMIZATION
   ============================================ */
.modal-admin .modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.modal-admin .modal-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    border: none;
}

.modal-admin .modal-footer {
    border-top: 2px solid #f0f0f0;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .admin-card-body {
        padding: 15px;
    }

    .stat-card {
        margin-bottom: 15px;
    }

        .stat-card .stat-icon {
            font-size: 2rem;
            right: 10px;
        }

    .admin-table {
        font-size: 0.85rem;
    }

    .table-actions .btn {
        padding: 3px 8px;
        font-size: 0.75rem;
    }

    .btn-admin {
        padding: 8px 15px;
        font-size: 0.85rem;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: bold;
}

.shadow-hover {
    transition: var(--transition);
}

    .shadow-hover:hover {
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    }

.fade-in {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .btn, .filter-panel, .admin-breadcrumb {
        display: none;
    }

    .admin-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}