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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

.header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.page {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.login-container {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    max-width: 400px;
    margin: 2rem auto;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: #555;
}

.form-group input {
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-secondary {
    background-color: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
}

.error-message {
    background-color: #e74c3c;
    color: white;
    padding: 0.75rem;
    border-radius: 4px;
    margin-top: 1rem;
}

.dashboard-content {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.hidden {
    display: none !important;
}


.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.welcome-section {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 12px;
}

.welcome-section h2 {
    margin-bottom: 0.5rem;
    font-size: 2.5rem;
}

.welcome-section p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.dashboard-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    border-left: 4px solid #3498db;
    position: relative;
    overflow: hidden;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.dashboard-card:nth-child(2) {
    border-left-color: #e74c3c;
}

.dashboard-card:nth-child(3) {
    border-left-color: #2ecc71;
}

.dashboard-card:nth-child(4) {
    border-left-color: #f39c12;
}

.dashboard-card:nth-child(5) {
    border-left-color: #9b59b6;
}

.dashboard-card:nth-child(6) {
    border-left-color: #1abc9c;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.dashboard-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.dashboard-card p {
    color: #7f8c8d;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.card-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.stat {
    background: #ecf0f1;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.stat.active {
    background: #d4edda;
    color: #155724;
}

.quick-status {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.quick-status h3 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

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

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.status-label {
    color: #6c757d;
    font-weight: 600;
}

.status-value {
    font-weight: bold;
    font-size: 1.2rem;
    color: #2c3e50;
}

.status-value.success {
    color: #28a745;
}

.footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 1.5rem;
    margin-top: 3rem;
}

/* Адаптивность */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .welcome-section h2 {
        font-size: 2rem;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .status-grid {
        grid-template-columns: 1fr;
    }
}