/* --- Variabel Root --- */
:root {
    --body-background: #ffffff; 
    --accent-color: #0ea5e9; 
    --accent-color-darker: #0c85b8;
    --accent-color-text: #fff;
    --body-text-color: #707070;
    --card-background: #fff; 
    --card-text-color-main: #000; 
    --card-separator-color: #e2e8f0; 
    --card-border-radius: 10px;
    --tag-border-radius: 4px;
    --shadow-l1: 0px 4px 8px rgba(0, 0, 0, 0.04), 0px 0px 2px rgba(0, 0, 0, 0.06), 0px 0px 1px rgba(0, 0, 0, 0.04);
    --base-font-family: "Lato", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --letter-bg: #f0f9ff; 
    --letter-ink: #1f2937;
    --letter-muted: #6b7280;
    --letter-accent: #0ea5e9;
    --letter-border: #e2e8f0;
    --letter-shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
}

/* --- Pengaturan Dasar (Simpel, Ringan) --- */
body {
    font-family: var(--base-font-family);
    background-color: var(--body-background);
    color: var(--body-text-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px; 
}

/* --- Header --- */
header {
    background-color: var(--card-background); 
    box-shadow: var(--shadow-l1);
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--card-separator-color);
    margin-bottom: 30px; 
}

header h1 {
    font-family: var(--base-font-family);
    font-weight: 700;
    font-size: 1.75rem;
    color: var(--card-text-color-main); /* Hitam */
    margin: 0;
    text-align: center; /* Rata tengah */
}

/* --- Konten Utama (main) --- */
/* Style ini akan berlaku untuk tag di dalam {{content}} */
main p {
    color: var(--body-text-color);
    margin-bottom: 1em;
    font-size: 1.1rem;
}
main h2 {
    font-family: var(--base-font-family);
    color: var(--card-text-color-main);
    margin-top: 1.5em;
    margin-bottom: 1em;
}
main a {
    color: var(--accent-color);
    text-decoration: none;
}
main a:hover {
    color: var(--accent-color-darker);
}

/* --- Style Kategori --- */
/* (Style ini untuk .article-category di dalam {{content}}) */
.article-category {
     margin-bottom: 15px; 
}
.article-category a {
    color: var(--accent-color-text);
    background-color: var(--accent-color); 
    padding: 6px 14px;
    border-radius: var(--tag-border-radius);
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 700;
    transition: background-color .3s ease;
}
.article-category a:hover {
    color: var(--accent-color-text);
    background-color: var(--accent-color-darker);
}

/* --- Style .letter-example (Kartu Surat) --- */
/* (Style ini untuk .letter-example di dalam {{content}}) */
.letter-example {
    max-width: 760px; 
    margin: clamp(16px, 4vw, 48px) auto;
    padding: clamp(20px, 4vw, 48px);
    background: var(--letter-bg); 
    color: var(--letter-ink);
    border: 1px solid var(--letter-border);
    border-radius: 16px; 
    box-shadow: var(--letter-shadow);
    font-family: ui-serif, Georgia, Cambria, "times new roman", Times, serif; 
    line-height: 1.75;
    font-size: 1.05rem;
}
.letter-example p { margin: 0 0 .9rem; }
.letter-example p:first-child {
    font-variant-caps: all-small-caps;
    letter-spacing: .06em;
    font-weight: 700;
    color: var(--letter-ink);
    border-bottom: 1px dashed var(--letter-border);
    padding-bottom: .6rem;
    margin-bottom: 1.1rem;
}
.letter-example p:has(>em),
.letter-example p:has(>i) { color: var(--letter-muted); }
.letter-example .placeholder {
    background: color-mix(in oklab, var(--letter-accent) 14%, transparent);
    border: 1px dashed color-mix(in oklab, var(--letter-accent) 40%, var(--letter-border));
    color: var(--letter-ink);
    padding: 0 .25em;
    border-radius: .35rem;
    font-variant-numeric: lining-nums;
}
.letter-example .signature {
    margin-top: 1.4rem;
    padding-top: .8rem;
    border-top: 1px solid var(--letter-border);
    font-weight: 600;
    letter-spacing: .02em;
}

/* --- STYLE BARU: Related Posts (Untuk di-generate Python) --- */
.related-posts {
    margin-top: 40px;
}
.section-title {
    text-transform: uppercase;
    margin-top: 0;
    margin-bottom: 10px;
    display: block;
    font-size: 1.1rem; 
    font-weight: 700;
    color: var(--body-text-color); /* Abu-abu */
}
.related-posts-list {
    border-radius: var(--card-border-radius);
    box-shadow: var(--shadow-l1);
    background-color: var(--card-background); /* Latar belakang putih */
    border: 1px solid var(--card-separator-color);
    overflow: hidden; 
}
.related-posts-list a {
    font-size: 1.1rem;
    padding: 18px 25px;
    display: block;
    color: var(--card-text-color-main); /* Hitam */
    font-weight: 700;
    text-decoration: none;
    border-bottom: 1px solid var(--card-separator-color);
    transition: background-color 0.2s ease;
}
.related-posts-list a:last-child {
    border-bottom: none; 
}
.related-posts-list a:hover {
    background-color: var(--letter-bg); /* Warna biru pucat saat hover */
    color: var(--accent-color-darker);
}

/* --- Footer --- */
footer.site-footer {
    margin-top: 40px;
    padding: 20px 0;
    font-size: 0.9rem;
    color: var(--body-text-color);
    text-align: center;
}

/* --- Tambahan Style untuk Kartu Grid di index.html --- */
.post-card-link .article-title {
    font-family: var(--base-font-family); /* Font Lato */
    font-size: 1.25rem; /* Ukuran judul kartu */
    font-weight: 700;
    color: var(--card-text-color-main); /* Hitam */
    margin: 0 0 8px 0; /* Jarak bawah dari judul */
    line-height: 1.4;
    /* Mencegah judul terlalu panjang (opsional) */
    /* display: -webkit-box; 
    -webkit-line-clamp: 2; 
    -webkit-box-orient: vertical;  
    overflow: hidden; */
}

.post-card-link .article-subtitle {
    font-family: var(--base-font-family); /* Font Lato */
    font-size: 0.95rem; /* Ukuran deskripsi lebih kecil */
    font-weight: 400;
    color: var(--body-text-color); /* Abu-abu */
    margin: 0;
    line-height: 1.5;
     /* Mencegah deskripsi terlalu panjang (opsional) */
    /* display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;  
    overflow: hidden; */
}

/* Sedikit penyesuaian hover agar judul juga berubah warna */
.post-card-link:hover .article-title {
    color: var(--accent-color-darker);
}