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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    min-height: 100vh;
    padding: 10px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 25px 20px;
    text-align: center;
}

.header h1 {
    font-size: 24px;
    margin-bottom: 8px;
    font-weight: 600;
}

.header p {
    opacity: 0.9;
    font-size: 13px;
}

.content {
    padding: 20px;
}

.token-info {
    background: linear-gradient(135deg, #e0f7fa 0%, #b2ebf2 100%);
    border-left: 4px solid #00bcd4;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 13px;
    color: #006064;
}

.token-info strong {
    color: #00838f;
}

.stats-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.stats-item {
    font-size: 14px;
    color: #2d3748;
}

.stats-item strong {
    color: #667eea;
    font-size: 18px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.vps-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.vps-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 2px solid #f0f0f0;
}

.vps-id {
    font-size: 18px;
    font-weight: 600;
    color: #2d3748;
}

.status-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    color: white;
    font-size: 12px;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #f7fafc;
    font-size: 13px;
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    color: #718096;
    font-weight: 500;
}

.info-value {
    color: #2d3748;
    font-weight: 600;
    text-align: right;
    max-width: 60%;
    word-break: break-all;
}

.power-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px;
    background: #f7fafc;
    border-radius: 8px;
    margin-bottom: 15px;
}

.power-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.power-on {
    background: #48bb78;
    box-shadow: 0 0 8px #48bb78;
}

.power-off {
    background: #e53e3e;
    box-shadow: 0 0 8px #e53e3e;
}

.power-unknown {
    background: #a0aec0;
}

.power-text {
    font-size: 14px;
    font-weight: 600;
    color: #2d3748;
}

.card-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.btn {
    padding: 10px 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    color: white;
    transition: all 0.3s;
    text-align: center;
    display: block;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn:active {
    transform: translateY(0);
}

.btn-success {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
}

.btn-warning {
    background: linear-gradient(135deg, #ed8936 0%, #dd6b20 100%);
}

.btn-danger {
    background: linear-gradient(135deg, #f56565 0%, #e53e3e 100%);
}

.btn-info {
    background: linear-gradient(135deg, #4299e1 0%, #3182ce 100%);
}

.error-message {
    background: linear-gradient(135deg, #fed7d7 0%, #feb2b2 100%);
    border-left: 4px solid #f56565;
    color: #c53030;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.success-message {
    background: linear-gradient(135deg, #c6f6d5 0%, #9ae6b4 100%);
    border-left: 4px solid #48bb78;
    color: #22543d;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 20px;
}

.loading {
    text-align: center;
    padding: 40px;
    color: #718096;
}

.loading-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top-color: #667eea;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 15px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 响应式设计 */
@media (max-width: 768px) {
    body {
        padding: 5px;
    }
    
    .header {
        padding: 20px 15px;
    }
    
    .header h1 {
        font-size: 20px;
    }
    
    .content {
        padding: 15px;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .vps-card {
        padding: 15px;
    }
    
    .card-actions {
        grid-template-columns: 1fr;
    }
    
    .stats-bar {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .info-row {
        flex-direction: column;
        gap: 4px;
    }
    
    .info-value {
        max-width: 100%;
        text-align: left;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 18px;
    }
    
    .vps-id {
        font-size: 16px;
    }
    
    .btn {
        padding: 8px 12px;
        font-size: 12px;
    }
}