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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    min-height: 100vh;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

header {
    text-align: center;
    padding: 40px 20px;
    border-bottom: 2px solid #e0e0e0;
    margin-bottom: 40px;
}

header h1 {
    font-size: 2.5em;
    color: #2c3e50;
    margin-bottom: 10px;
}

.tagline {
    color: #7f8c8d;
    font-size: 1.1em;
}

.tagline a {
    color: #3498db;
    text-decoration: none;
}

.tagline a:hover {
    text-decoration: underline;
}

main {
    padding: 20px;
}

.intro {
    text-align: center;
    margin-bottom: 40px;
}

.intro h2 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 2em;
}

.intro p {
    font-size: 1.1em;
    color: #555;
}

.links {
    margin-top: 40px;
}

.links h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.5em;
}

.links nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.links nav ul li {
    background-color: #f8f9fa;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.links nav ul li:hover {
    background-color: #e9ecef;
}

.links nav ul li a {
    display: block;
    padding: 15px 20px;
    color: #2c3e50;
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 500;
}

.links nav ul li a:hover {
    color: #3498db;
}

.content {
    line-height: 1.8;
}

.content h2 {
    color: #2c3e50;
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.5em;
    padding-bottom: 10px;
    border-bottom: 2px solid #e0e0e0;
}

.content h3 {
    color: #34495e;
    margin-top: 25px;
    margin-bottom: 12px;
    font-size: 1.2em;
}

.content p {
    margin-bottom: 15px;
    color: #555;
}

.content ul {
    margin-left: 30px;
    margin-bottom: 20px;
    color: #555;
}

.content ul li {
    margin-bottom: 8px;
}

.content a {
    color: #3498db;
    text-decoration: none;
}

.content a:hover {
    text-decoration: underline;
}

.deletion-info,
.contact-form,
.note {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 5px;
    margin: 25px 0;
    border-left: 4px solid #3498db;
}

.note {
    border-left-color: #e74c3c;
    background-color: #fff5f5;
}

footer {
    text-align: center;
    padding: 30px 20px;
    margin-top: 60px;
    border-top: 2px solid #e0e0e0;
    color: #7f8c8d;
}

@media (max-width: 600px) {
    header h1 {
        font-size: 2em;
    }
    
    .container {
        padding: 10px;
    }
    
    main {
        padding: 10px;
    }
}