/* Global styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: #f5f7fa;
    margin: 0;
    color: #222;
}

/* Main container */
.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px;
}

/* Header */
.header {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 20px;
}

/* Navigation */
.nav {
    margin-bottom: 20px;
}

.nav a {
    display: inline-block;
    margin-right: 15px;
    text-decoration: none;
    color: #3b82f6;
    font-weight: 500;
}

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

/* Post card */
.post {
    background: white;
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    font-size: 16px;
    line-height: 1.6;
}

/* Post image */
.postimg {
    width: 100%;
    border-radius: 8px;
    margin-top: 10px;
}

/* Caption */
.caption {
    font-size: 13px;
    color: #6b7280;
    margin-top: 5px;
}

/* Date */
.date {
    font-size: 12px;
    color: #9ca3af;
    margin-top: 10px;
}

/* Footer */
.footer {
    text-align: center;
    font-size: 12px;
    color: #9ca3af;
    margin-top: 40px;
}