/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}


/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

nav li {
    margin: 0 20px;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #3498db;
}

/* Main content */
main {
    min-height: calc(100vh - 120px);
    padding: 2rem 0;
}

h1 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

h2 {
    color: #34495e;
    margin-bottom: 1rem;
    font-size: 2rem;
}

h3 {
    color: #34495e;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: #555;
}

/* Hero section */
.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    margin-bottom: 3rem;
}

.hero h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #ecf0f1;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: background-color 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

/* Features section */
.features {
    padding: 3rem 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card h3 {
    color: #3498db;
    margin-bottom: 1rem;
}

/* Content pages */
.content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin-top: 2rem;
}

.content ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.content li {
    margin-bottom: 0.5rem;
}

code {
    background-color: #f1f2f6;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    color: #e74c3c;
}

/* Contact page */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info, .contact-form {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.contact-details {
    margin-top: 2rem;
}

.contact-details p {
    margin-bottom: 0.5rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #34495e;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

/* Database test page */
.db-test-content {
    margin-top: 2rem;
}

.status-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
    text-align: center;
}

.status-success {
    color: #27ae60;
}

.status-success h2 {
    color: #27ae60;
    margin-bottom: 1rem;
}

.status-error {
    color: #e74c3c;
}

.status-error h2 {
    color: #e74c3c;
    margin-bottom: 1rem;
}

.error-message {
    background-color: #fadbd8;
    padding: 1rem;
    border-radius: 5px;
    margin-top: 1rem;
    color: #c0392b;
    font-family: monospace;
}

.system-info,
.connection-details {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.info-item {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #3498db;
}

.info-item h3 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.info-item p {
    color: #555;
    margin: 0;
    font-family: monospace;
    font-size: 0.9rem;
}

.config-info {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.config-info p {
    margin-bottom: 0.5rem;
    font-family: monospace;
}

.help-section {
    background-color: #e8f4f8;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #3498db;
}

.help-section h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.help-section ul {
    margin-left: 1.5rem;
}

.help-section li {
    margin-bottom: 0.5rem;
    color: #555;
}

.actions {
    text-align: center;
    margin-top: 2rem;
}

.actions .btn {
    margin: 0 10px;
}

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

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

/* Responsive design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    nav ul {
        flex-direction: column;
        text-align: center;
    }
    
    nav li {
        margin: 10px 0;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .actions .btn {
        display: block;
        margin: 10px auto;
        width: 200px;
    }
}