/* Reset and Base Styles */
* {
    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: #f9fafb;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: #fff;
    border-bottom: 1px solid #e5e7eb;
    padding: 2rem 0;
    margin-bottom: 3rem;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.1rem;
    color: #6b7280;
    font-weight: 300;
}

/* Main Content */
main {
    padding-bottom: 3rem;
}

/* Post Styles */
.post {
    background-color: #fff;
    padding: 2.5rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.post-title {
    font-size: 2rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.5rem;
}

.post-date {
    font-size: 0.9rem;
    color: #9ca3af;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.post-content {
    color: #374151;
    font-size: 1.05rem;
}

.post-content p {
    margin-bottom: 1.25rem;
}

.post-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.post-content ul {
    margin-left: 2rem;
    margin-bottom: 1.25rem;
}

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

.post-image {
    width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 1.5rem 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

blockquote {
    border-left: 4px solid #4b5563;
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: #4b5563;
    background-color: #f9fafb;
    padding: 1rem 1.5rem;
    border-radius: 4px;
}

/* Footer */
footer {
    background-color: #fff;
    border-top: 1px solid #e5e7eb;
    padding: 2rem 0;
    margin-top: 3rem;
    text-align: center;
}

footer p {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    .post {
        padding: 1.5rem;
    }

    .post-title {
        font-size: 1.5rem;
    }

    .post-content {
        font-size: 1rem;
    }

    .post-content h3 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    header h1 {
        font-size: 1.75rem;
    }

    .post {
        padding: 1.25rem;
    }

    .post-title {
        font-size: 1.35rem;
    }
}