:root {
    --primary: #2563eb;
    --secondary: #4f46e5;
    --light: #f3f4f6;
    --dark: #1f2937;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: #f9fafb;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    text-align: center;
    padding: 3rem 0;
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.hero {
    text-align: center;
    padding: 3rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 12px;
    margin-bottom: 3rem;
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.posts-container {
    margin-bottom: 4rem;
}

.posts-container h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary);
}

#posts-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

.post-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.post-content {
    padding: 1.5rem;
}

.post-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--dark);
}

.post-content p {
    color: #4b5563;
    margin-bottom: 1rem;
}

.post-meta {
    display: flex;
    justify-content: space-between;
    color: #6b7280;
    font-size: 0.9rem;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.tag {
    background-color: #dbeafe;
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8rem;
}

footer {
    text-align: center;
    padding: 2rem 0;
    color: #6b7280;
    border-top: 1px solid #e5e7eb;
    margin-top: 2rem;
}