* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: radial-gradient(ellipse at top left, #F8FDFE 0%, #E8F5F8 35%, #E0F4F7 60%, #D3EDF4 85%, #C0E0E7 100%);
    min-height: 100vh;
    padding: 20px;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    overflow: hidden;
}
.header {
    background: linear-gradient(135deg, rgba(72, 144, 226, 0.1) 0%, rgba(72, 144, 226, 0.15) 50%, rgba(72, 144, 226, 0.1) 100%);
    color: #2c3e50;
    padding: 40px;
    text-align: center;
    border-bottom: 1px solid rgba(72, 144, 226, 0.2);
    position: relative;
}
.header h1 {
    font-size: 20px;
    margin-bottom: 10px;
}
.header p {
    font-size: 12px;
    opacity: 0.9;
}
.content {
    padding: 40px;
}
.status-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    border-left: 4px solid #4A90E2;
}
.status-card h2 {
    color: #333;
    margin-bottom: 20px;
    font-size: 18px;
}
.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #e0e0e0;
}
.status-item:last-child {
    border-bottom: none;
}
.status-item label {
    font-weight: 600;
    color: #555;
    font-size: 13px;
}
.status-item value {
    color: #333;
    font-weight: 500;
    font-size: 13px;
}
.status-item span {
    font-size: 13px;
}
.status-badge {
    padding: 4px 10px;
    border-radius: 16px;
    font-size: 11px;
    font-weight: 500;
}
.status-badge.active {
    background: #4caf50;
    color: white;
}
.status-badge.inactive {
    background: #9e9e9e;
    color: white;
}
.status-badge.error {
    background: #f44336;
    color: white;
}
.status-badge.warning {
    background: #ff9800;
    color: white;
}
.button-group {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap;
}
button {
    flex: 1;
    min-width: 150px;
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid rgba(74, 144, 226, 0.2);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
button:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.15);
}
button:active {
    transform: translateY(0);
}
button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}
.btn-primary {
    background: rgba(74, 144, 226, 0.1);
    color: #4A90E2;
}
.btn-primary:hover {
    background: rgba(74, 144, 226, 0.15);
    border-color: rgba(74, 144, 226, 0.3);
}
.btn-success {
    background: rgba(74, 144, 226, 0.1);
    color: #4A90E2;
}
.btn-success:hover {
    background: rgba(74, 144, 226, 0.15);
    border-color: rgba(74, 144, 226, 0.3);
}
.btn-warning {
    background: rgba(74, 144, 226, 0.1);
    color: #4A90E2;
}
.btn-warning:hover {
    background: rgba(74, 144, 226, 0.15);
    border-color: rgba(74, 144, 226, 0.3);
}
.btn-danger {
    background: rgba(74, 144, 226, 0.1);
    color: #4A90E2;
}
.btn-danger:hover {
    background: rgba(74, 144, 226, 0.15);
    border-color: rgba(74, 144, 226, 0.3);
}
.progress-container {
    margin-top: 20px;
    display: none;
}
.progress-bar {
    width: 100%;
    height: 30px;
    background: #e0e0e0;
    border-radius: 15px;
    overflow: hidden;
    position: relative;
}
.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #4A90E2 0%, #5BA3F0 50%, #6BB6FE 100%);
    width: 0%;
    transition: width 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
}
.message-box {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    background: #f5f5f5;
    display: none;
    font-size: 11px;
}
.message-box.error {
    background: #ffebee;
    color: #c62828;
    border-left: 4px solid #f44336;
}
.message-box.success {
    background: #e8f5e9;
    color: #2e7d32;
    border-left: 4px solid #4caf50;
}
.message-box.info {
    background: #e3f2fd;
    color: #1565c0;
    border-left: 4px solid #2196f3;
}
.results-link {
    margin-top: 20px;
    padding: 10px 20px;
    background: rgba(74, 144, 226, 0.1);
    border: 1px solid rgba(74, 144, 226, 0.2);
    border-radius: 6px;
    text-align: center;
    display: none;
}
.results-link a {
    color: #4A90E2;
    font-weight: 500;
    text-decoration: none;
    font-size: 13px;
}
.results-link a:hover {
    text-decoration: underline;
    color: #3A80D2;
}
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #4A90E2;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
}
.login-box {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    text-align: center;
    max-width: 400px;
    width: 100%;
}
.login-box-title {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
}
.login-box-title h1 {
    margin: 0 0 8px 0;
    color: #4A90E2;
    font-size: 20px;
    font-weight: 600;
}
.login-box-title p {
    margin: 0;
    color: #666;
    font-size: 12px;
}
.login-box h2 {
    margin-bottom: 10px;
    color: #333;
    font-size: 20px;
}
.login-box p {
    margin-bottom: 30px;
    color: #666;
}
.login-form {
    text-align: left;
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 600;
    font-size: 14px;
}
.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    box-sizing: border-box;
    transition: border-color 0.3s;
}
.form-group input:focus {
    outline: none;
    border-color: #4A90E2;
}
.login-error {
    background: #ffebee;
    color: #c62828;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: none;
    font-size: 14px;
}