* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: #f7f9fc;
    color: #333;
    line-height: 1.6;
}

.header {
    background: #212529;
    color: white;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #495057;
}

.header h1 {
    margin: 0;
    font-size: 1.5rem;
}

.header nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 1rem;
}

.container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.post {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 1.2rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.post-title a {
    text-decoration: none;
    color: #007bff;
}

.post-title a:hover {
    color: #0056b3;
}

.post-meta {
    font-size: 0.85rem;
    color: #6c757d;
    margin-top: 0.5rem;
}

.single-post .post {
    background: #fff;
}

.comments {
    margin-top: 1.5rem;
}

.comment {
    border-left: 3px solid #007bff;
    padding-left: 0.8rem;
    margin-bottom: 1rem;
    background: #f8f9fa;
    border-radius: 4px;
    padding: 0.8rem 1rem;
}

.comment-date {
    font-size: 0.8rem;
    color: #6c757d;
    margin-left: 0.5rem;
}

.comment-form {
    margin-top: 2rem;
}

.comment-form label {
    display: block;
    margin: 0.5rem 0 0.25rem;
    font-weight: 500;
}

.comment-form input,
.comment-form textarea {
    width: 100%;
    padding: 0.6rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.comment-form textarea {
    min-height: 120px;
}

.comment-form button {
    margin-top: 0.8rem;
    padding: 0.6rem 1.2rem;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.comment-form button:hover {
    background: #0056b3;
}

/* forms (login, create post) */
.login-form,
.admin-create form {
    background: #fff;
    padding: 1.5rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    max-width: 400px;
    margin: 0 auto;
}

.login-form h2,
.admin-create form label {
    margin-bottom: 0.5rem;
}

.login-form .error {
    background: #f8d7da;
    color: #721c24;
    padding: 0.6rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.message {
    background: #d4edda;
    color: #155724;
    padding: 0.6rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.admin-list li {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 0.7rem;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.admin-list li a {
    color: #007bff;
    text-decoration: none;
}

.login-page body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.footer {
    text-align: center;
    margin-top: auto;
    padding: 1rem 0;
    font-size: 0.9rem;
}