:root {
    --bg: #fbfaf7;
    --surface: #ffffff;
    --text: #1f2328;
    --muted: #656d76;
    --border: #e4e2dc;
    --accent: #0b6e69;
    --accent-soft: #e3f1ef;
    --accent-2: #b4441a;        /* warna alternatif: oranye bata */
    --accent-2-soft: #fbe8dd;
    --code-bg: #f3f1ec;
    --radius: 10px;
    --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #14171a;
        --surface: #1b1f23;
        --text: #e6e6e3;
        --muted: #9aa1a8;
        --border: #2c3137;
        --accent: #5cc8bf;
        --accent-soft: #1d3331;
        --accent-2: #f4a07a;
        --accent-2-soft: #3a241a;
        --code-bg: #22272d;
    }
}

*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 1.0625rem;
    line-height: 1.7;
}

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

.container {
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 16px;
}

main.container { padding-top: 2.5rem; padding-bottom: 4rem; }

/* Header & footer ------------------------------------------------- */
.site-header {
    border-bottom: 1px solid var(--border);
    background: var(--surface);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    min-height: 64px;
}
.brand {
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text);
    text-decoration: none;
}
.site-nav { display: flex; gap: 1.25rem; }
.site-nav a {
    color: var(--muted);
    text-decoration: none;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
}
.site-nav a:hover, .site-nav a.active {
    color: var(--text);
    border-bottom-color: var(--accent);
}

.site-footer {
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.9rem;
    padding: 1.5rem 0;
}

/* Beranda --------------------------------------------------------- */
.hero { padding: 1rem 0 2rem; }
.hero h1 { font-size: clamp(2rem, 6vw, 2.75rem); line-height: 1.15; margin: 0 0 0.5rem; }
.lead { font-size: 1.2rem; color: var(--muted); margin-top: 0; }
.section-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    margin: 0 0 1rem;
}

.button {
    display: inline-block;
    background: var(--accent);
    color: var(--bg);
    padding: 0.55rem 1.1rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
}

/* Kartu post ------------------------------------------------------ */
.post-card {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
}
.post-card h2 { margin: 0.25rem 0 0.5rem; font-size: 1.4rem; line-height: 1.3; }
.post-card h2 a { color: var(--text); text-decoration: none; }
.post-card h2 a:hover { color: var(--accent); }
.post-card p { margin: 0 0 0.5rem; }
.more { font-weight: 600; text-decoration: none; }
.meta { color: var(--muted); font-size: 0.9rem; margin: 0; }

/* Halaman post ---------------------------------------------------- */
.post-header { margin-bottom: 2rem; }
.post-header h1 { font-size: clamp(1.8rem, 5vw, 2.4rem); line-height: 1.2; margin: 0.4rem 0; }

.tags { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tags li {
    background: var(--accent-soft);
    color: var(--accent);
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 0.85rem;
}

.post-footer { margin-top: 3rem; border-top: 1px solid var(--border); padding-top: 1.5rem; }
.byline { color: var(--muted); }
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.post-nav a {
    display: block;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.9rem 1rem;
    text-decoration: none;
    color: var(--text);
    background: var(--surface);
}
.post-nav a:hover { border-color: var(--accent); }
.post-nav span { display: block; font-size: 0.85rem; color: var(--muted); }
.post-nav .older { grid-column: 2; text-align: right; }
@media (max-width: 560px) {
    .post-nav { grid-template-columns: 1fr; }
    .post-nav .older { grid-column: 1; }
}

/* Konten Markdown ------------------------------------------------- */
.prose h2 { margin-top: 2.2rem; line-height: 1.3; }
.prose h3 { margin-top: 1.8rem; }
.prose img { max-width: 100%; height: auto; border-radius: var(--radius); }
.prose blockquote {
    margin: 1.5rem 0;
    padding: 0.5rem 1rem;
    border-left: 4px solid var(--accent);
    background: var(--accent-soft);
    border-radius: 0 var(--radius) var(--radius) 0;
}
.prose blockquote p { margin: 0.4rem 0; }
.prose code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--code-bg);
    padding: 0.1em 0.35em;
    border-radius: 4px;
}
.prose pre {
    background: var(--code-bg);
    padding: 1rem;
    border-radius: var(--radius);
    overflow-x: auto;
    line-height: 1.5;
}
/* Kode inline (`...`): hijau mengikuti warna tema */
.prose :not(pre) > code {
    color: var(--accent);
    background: var(--accent-soft);
}
.prose pre code { background: none; padding: 0; color: inherit; }
.prose table { width: 100%; border-collapse: collapse; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--border); padding: 0.5rem 0.75rem; text-align: left; }

/* Paginasi -------------------------------------------------------- */
.pagination { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; }
.pagination a {
    padding: 0.35rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
}
.pagination a.current { background: var(--accent); color: var(--bg); border-color: var(--accent); }

/* Layout dua kolom + sidebar ------------------------------------- */
main.container { max-width: 760px; }
.layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 3rem;
    align-items: start;
    padding-top: 2.5rem;
    padding-bottom: 4rem;
}
.sidebar {
    position: sticky;
    top: 1.5rem;
    display: grid;
    gap: 1.25rem;
}
.widget {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.25rem;
}
.widget-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    margin: 0 0 0.75rem;
}
.featured-list { list-style: none; margin: 0; padding: 0; counter-reset: fitur; }
.featured-list li {
    counter-increment: fitur;
    position: relative;
    padding: 0.75rem 0 0.75rem 2rem;
    border-top: 1px solid var(--border);
}
.featured-list li:first-child { border-top: 0; padding-top: 0; }
.featured-list li::before {
    content: counter(fitur);
    position: absolute;
    left: 0;
    font-weight: 700;
    font-size: 1.25rem;
    line-height: 1.4;
    color: var(--accent);
}
.featured-list a {
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    line-height: 1.35;
    display: block;
}
.featured-list a:hover { color: var(--accent); }
.featured-list .meta { font-size: 0.8rem; margin-top: 0.2rem; }
.featured-desc { font-size: 0.875rem; color: var(--muted); margin: 0.3rem 0 0; line-height: 1.5; }
.widget-about p { margin: 0 0 0.5rem; font-size: 0.925rem; }
.widget-about a { font-size: 0.925rem; font-weight: 600; text-decoration: none; }

.badge {
    display: inline-block;
    margin-left: 0.5rem;
    padding: 0 8px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
}

@media (max-width: 900px) {
    .layout { grid-template-columns: 1fr; gap: 2rem; }
    .sidebar { position: static; }
}

/* Tag ------------------------------------------------------------- */
.tags a { color: inherit; text-decoration: none; }
.tag-cloud { list-style: none; margin: 0 0 0.75rem; padding: 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag-cloud a {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 3px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.85rem;
    color: var(--text);
    text-decoration: none;
    background: var(--bg);
}
.tag-cloud a:hover { border-color: var(--accent); color: var(--accent); }
.tag-cloud .count {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-soft);
    border-radius: 999px;
    padding: 0 6px;
}
.widget-more { font-size: 0.85rem; font-weight: 600; text-decoration: none; }

.tag-group { padding: 1.25rem 0; border-bottom: 1px solid var(--border); scroll-margin-top: 1.5rem; }
.tag-group h2 { margin: 0 0 0.5rem; font-size: 1.25rem; }
.tag-group h2 .count { color: var(--muted); font-weight: 400; font-size: 0.95rem; }
.tag-group ul { margin: 0; padding-left: 1.1rem; }
.tag-group li { margin: 0.25rem 0; }
.tag-group:target h2 { color: var(--accent); }

/* Seri tulisan ---------------------------------------------------- */
.series-box {
    margin-top: 1.25rem;
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: var(--radius);
    background: var(--surface);
    padding: 0.8rem 1rem;
    font-size: 0.925rem;
}
.post-footer .series-box { margin: 0 0 1.5rem; }
.series-label { margin: 0 0 0.25rem; color: var(--muted); }
.series-label strong { color: var(--text); }
.series-box summary { cursor: pointer; color: var(--accent); font-weight: 600; }
.series-list { margin: 0.6rem 0 0; padding-left: 1.6rem; }
.series-list li { margin: 0.2rem 0; }
.series-list a { text-decoration: none; }
.series-list li.current { font-weight: 700; }

/* Draft (hanya terlihat saat preview lokal) */
.badge-draft { background: #fdecc8; color: #8a5a00; }
@media (prefers-color-scheme: dark) { .badge-draft { background: #4a3a12; color: #ffd27a; } }

/* Warna teks alternatif (oranye bata) ------------------------------
   <span class="alt">teks</span>      -> teks berwarna oranye
   <code class="alt">kode</code>      -> kode inline oranye
   <mark>teks</mark>                  -> teks disorot latar oranye muda */
.alt { color: var(--accent-2); }
.prose code.alt { color: var(--accent-2); background: var(--accent-2-soft); }
.prose mark {
    color: var(--accent-2);
    background: var(--accent-2-soft);
    padding: 0.05em 0.3em;
    border-radius: 4px;
}