/* 主样式文件 */
* { box-sizing: border-box; }

body { line-height: 1.6; }

.hero-gradient {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
}

.hero-overlay {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.9) 0%, rgba(37, 99, 235, 0.7) 100%);
}

.card-hover {
    transition: all 0.3s ease;
}
.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.product-card {
    transition: all 0.3s ease;
}
.product-card:hover {
    border-color: #3b82f6;
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.15);
}

.sidebar-item {
    transition: all 0.2s ease;
}
.sidebar-item:hover {
    background-color: #f3f4f6;
    padding-left: 1.25rem;
}

.admin-sidebar-item.active {
    background: linear-gradient(90deg, #eff6ff, transparent);
    border-left: 3px solid #2563eb;
    color: #2563eb;
}

.btn-primary {
    background: #2563eb;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: background 0.2s;
}
.btn-primary:hover { background: #1d4ed8; }

.btn-secondary {
    background: white;
    color: #374151;
    padding: 0.5rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-weight: 500;
}
.btn-secondary:hover { background: #f9fafb; }

.btn-danger {
    background: #dc2626;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 500;
}
.btn-danger:hover { background: #b91c1c; }

.admin-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.admin-input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}
.admin-table th {
    background: #f9fafb;
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    color: #6b7280;
    text-transform: uppercase;
    border-bottom: 1px solid #e5e7eb;
}
.admin-table td {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    border-bottom: 1px solid #f3f4f6;
}
.admin-table tr:hover td { background: #fafafa; }

.badge {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    border-radius: 9999px;
    font-weight: 500;
}
.badge-success { background: #dcfce7; color: #166534; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-info { background: #dbeafe; color: #1e40af; }

.placeholder-img {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.scrollbar-thin::-webkit-scrollbar { width: 6px; }
.scrollbar-thin::-webkit-scrollbar-track { background: #f1f5f9; }
.scrollbar-thin::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }

.ck-editor__editable { min-height: 300px; }