body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    display: block;
    align-items: flex-start;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: transparent;
    box-shadow: none;
    padding: 0;
    border-radius: 0;
}

.header {
    background: white;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.header h1 {
    color: #333;
    font-size: 28px;
    margin-bottom: 5px;
}

.header p {
    color: #666;
    font-size: 14px;
}

.header a {
    color: #667eea;
    text-decoration: none;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.stat-card h3 {
    color: #999;
    font-size: 13px;
    margin-bottom: 8px;
    font-weight: 500;
}

.stat-card .value {
    color: #667eea;
    font-size: 28px;
    font-weight: bold;
}

.orders-panel {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.orders-panel h2 {
    color: #333;
    font-size: 20px;
    margin-bottom: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th, table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #f0f0f0;
}

table th {
    background: #f8f9fa;
    color: #666;
    font-weight: 600;
    font-size: 13px;
}

table td {
    color: #333;
    font-size: 14px;
}

.status {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.status.pending {
    background: #fff3cd;
    color: #856404;
}

.status.paid {
    background: #d4edda;
    color: #155724;
}

.status.failed {
    background: #f8d7da;
    color: #721c24;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

.empty-state-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.empty-state-text {
    font-size: 16px;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    table {
        font-size: 12px;
    }

    table th, table td {
        padding: 8px 4px;
    }

    .header {
        padding: 20px;
    }

    .header h1 {
        font-size: 22px;
    }

    .stat-card .value {
        font-size: 24px;
    }
}