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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.header {
    background: white;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo {
    flex-shrink: 0;
}

.midea-logo {
    width: 200px;
    height: 60px;
}

.title {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    margin: 0;
    flex: 1;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.username {
    font-size: 18px;
    color: #666;
    font-weight: 500;
}

.logout-btn {
    padding: 10px 20px;
    background: #f44336;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.logout-btn:hover {
    background: #da190b;
    transform: scale(1.05);
}

.change-password-btn {
    padding: 10px 20px;
    background: #2196f3;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.change-password-btn:hover {
    background: #1976d2;
    transform: scale(1.05);
}

.content {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    color: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.stat-number {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 18px;
    opacity: 0.9;
}

.filter-container {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 24px;
    border: 2px solid #667eea;
    background: white;
    color: #667eea;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-btn:hover {
    background: #667eea;
    color: white;
}

.filter-btn.active {
    background: #667eea;
    color: white;
}

.orders-container {
    min-height: 400px;
}

.loading {
    text-align: center;
    padding: 60px 20px;
    font-size: 18px;
    color: #999;
}

.order-card {
    background: #f9f9f9;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px;
    border-left: 5px solid #667eea;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.order-card:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
    transition: all 0.3s;
}

.order-header {
    display: flex;
;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #e0e0e0;
}

.order-id {
    font-size: 16px;
    color: #666;
    font-weight: 500;
}

.order-status {
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: bold;
}

.status-pending {
    background: #fff3e0;
    color: #ff9800;
}

.status-approved {
    background: #e8f5e9;
    color: #4caf50;
}

.status-rejected {
    background: #ffebee;
    color: #f44336;
}

.status-completed {
    background: #e3f2fd;
    color: #2196f3;
}

.order-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.info-item {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 14px;
    color: #999;
    margin-bottom: 5px;
}

.info-value {
    font-size: 16px;
    color: #333;
    font-weight: 500;
}

.order-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 2px solid #e0e0e0;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #4caf50;
    color: white;
}

.btn-primary:hover {
    background: #45a049;
    transform: scale(1.05);
}

.btn-danger {
    background: #f44336;
    color: white;
}

.btn-danger:hover {
    background: #da190b;
    transform: scale(1.05);
}

.btn-secondary {
    background: #999;
    color: white;
}

.btn-secondary:hover {
    background: #666;
    transform: scale(1.05);
}

.btn-info {
    background: #2196f3;
    color: white;
}

.btn-info:hover {
    background: #1976d2;
    transform: scale(1.05);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.assignee-info {
    background: #e8f5e9;
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
}

.assignee-label {
    font-size: 14px;
    color: #666;
    margin-right: 10px;
}

.assignee-name {
    font-size: 16px;
    color: #4caf50;
    font-weight: bold;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background: white;
    border-radius: 12px;
    padding: 40px;
    max-width: 600px;
    width: 90%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1001;
}

.modal-title {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 30px;
    color: #333;
}

.order-info-display {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 16px;
    color: #666;
    margin-bottom: 10px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.modal-buttons {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

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

.empty-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.empty-text {
    font-size: 18px;
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        text-align: center;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .order-info {
        grid-template-columns: 1fr;
    }
    
    .order-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}

.error-message {
    color: #f44336;
    font-size: 14px;
    margin-bottom: 15px;
    padding: 10px;
    background: #ffebee;
    border-radius: 6px;
    display: none;
}

.error-message.show {
    display: block;
}

.footer {
    background: white;
    border-radius: 12px;
    padding: 20px 30px;
    margin-top: 30px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.icp-info {
    font-size: 14px;
    color: #666;
    margin: 0;
}