* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #f5f7fa;
    color: #333;
}

nav {
    background: #2c3e50;
    color: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

nav h1 {
    margin-bottom: 0.5rem;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav ul li a {
    color: #ecf0f1;
    text-decoration: none;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #3498db;
}

.container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

h2 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

h3 {
    color: #34495e;
    margin: 2rem 0 1rem;
    font-size: 1.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    text-align: center;
}

.stat-card h3 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    color: #7f8c8d;
    text-transform: uppercase;
}

.stat-card .count {
    font-size: 2rem;
    font-weight: bold;
    color: #3498db;
}

table {
    width: 100%;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

table th {
    background: #34495e;
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #ecf0f1;
}

table tr:hover {
    background: #f8f9fa;
}

.status-active {
    color: #27ae60;
    font-weight: bold;
}

.status-inactive {
    color: #95a5a6;
}

.status-pending { color: #f39c12; font-weight: bold; }
.status-processing { color: #3498db; font-weight: bold; }
.status-shipped { color: #9b59b6; font-weight: bold; }
.status-delivered { color: #27ae60; font-weight: bold; }
.status-cancelled { color: #e74c3c; font-weight: bold; }
.status-refunded { color: #e67e22; font-weight: bold; }

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
}

.pagination a {
    background: #3498db;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    transition: background 0.3s;
}

.pagination a:hover {
    background: #2980b9;
}

.pagination span {
    color: #7f8c8d;
}

.info-section {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-top: 2rem;
}

.info-section ul {
    list-style: none;
    padding-left: 0;
}

.info-section ul li {
    padding: 0.5rem 0;
}

.info-section ul li a {
    color: #3498db;
    text-decoration: none;
}

.info-section ul li a:hover {
    text-decoration: underline;
}