/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Base */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

/* Navigation */
header {
    margin-bottom: 3rem;
}

nav {
    display: flex;
    gap: 1.5rem;
}

nav a {
    color: #333;
    text-decoration: none;
}

nav a:hover {
    text-decoration: underline;
}

/* Main content */
main {
    min-height: 60vh;
}

h1 {
    margin-bottom: 1.5rem;
}

h2 {
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* Blog articles */
article {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #eee;
}

article time {
    color: #666;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 0.5rem;
}

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

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

input, textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

input:focus, textarea:focus {
    outline: none;
    border-color: #333;
}

button {
    background: #333;
    color: #fff;
    border: none;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background: #555;
}

button:disabled {
    background: #999;
    cursor: not-allowed;
}

#form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 4px;
}

#form-status.success {
    background: #d4edda;
    color: #155724;
}

#form-status.error {
    background: #f8d7da;
    color: #721c24;
}

/* Footer */
footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
    color: #666;
}