/* ===== Warna & dasar ===== */
:root{
  --bg:#0b0f1a; --card:#131a2b; --text:#e8ecf5; --muted:#8f9bb8;
  --accent:#6ee7c8; --accent2:#7c9cff; --border:#1f2a44;
}
@media (prefers-color-scheme: light){
  :root{ --bg:#f6f8fc; --card:#ffffff; --text:#111827; --muted:#5b6785; --accent:#0f9d7e; --accent2:#3b5bdb; --border:#e3e8f2; }
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.65;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}

/* ===== Navigasi ===== */
nav{display:flex;justify-content:space-between;align-items:center;padding:22px 0}
.logo{font-weight:800;font-size:1.25rem;letter-spacing:-.02em}
.logo span{color:var(--accent)}
nav ul{display:flex;gap:22px;list-style:none;font-size:.95rem;color:var(--muted)}
nav ul a:hover,nav ul a.active{color:var(--text)}
nav ul a.active{border-bottom:2px solid var(--accent);padding-bottom:3px}

/* ===== Hero ===== */
.hero{padding:72px 0 56px;text-align:center}
.badge{
  display:inline-block;font-size:.8rem;padding:5px 14px;border-radius:999px;
  border:1px solid var(--border);color:var(--accent);background:var(--card);margin-bottom:22px;
}
h1{font-size:clamp(2rem,6vw,3.4rem);line-height:1.15;letter-spacing:-.03em;margin-bottom:18px}
h1 em{
  font-style:normal;
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{max-width:560px;margin:0 auto 30px;color:var(--muted);font-size:1.08rem}
.btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{padding:12px 24px;border-radius:12px;font-weight:600;font-size:.95rem;transition:transform .15s;display:inline-block}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:linear-gradient(90deg,var(--accent),var(--accent2));color:#07101c}
.btn.ghost{border:1px solid var(--border);background:var(--card)}

/* ===== Section & kartu ===== */
section{padding:48px 0}
h2{font-size:1.6rem;letter-spacing:-.02em;margin-bottom:8px}
.sub{color:var(--muted);margin-bottom:28px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}
.card{
  display:block;background:var(--card);border:1px solid var(--border);border-radius:16px;padding:22px;
  transition:transform .15s,border-color .15s;
}
.card:hover{transform:translateY(-3px);border-color:var(--accent)}
.tag{font-size:.75rem;color:var(--accent2);font-weight:600;text-transform:uppercase;letter-spacing:.06em}
.card h3{margin:8px 0;font-size:1.08rem}
.card p{color:var(--muted);font-size:.93rem}
.card .date{display:block;margin-top:14px;font-size:.8rem;color:var(--muted)}
.more{margin-top:24px;text-align:center}
.empty{color:var(--muted);padding:30px 0;text-align:center}

/* ===== Chip topik & pencarian ===== */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:8px 16px;border-radius:999px;background:var(--card);cursor:pointer;
  border:1px solid var(--border);font-size:.9rem;color:var(--text);font-family:inherit;
}
.chip:hover,.chip.on{border-color:var(--accent);color:var(--accent)}
.search{
  width:100%;padding:13px 16px;border-radius:12px;border:1px solid var(--border);
  background:var(--card);color:var(--text);font-size:1rem;font-family:inherit;margin-bottom:16px;
}
.search:focus{outline:2px solid var(--accent);outline-offset:1px}
.filters{margin-bottom:26px}

/* ===== Halaman biasa & artikel ===== */
.page{padding:40px 0 20px}
.page h1{font-size:clamp(1.8rem,5vw,2.6rem);margin-bottom:12px}
.about{display:grid;gap:14px;max-width:640px}
.about p{color:var(--muted)}
.article{max-width:700px;margin:0 auto;padding:30px 0 20px}
.article .meta{color:var(--muted);font-size:.88rem;margin-bottom:26px}
.article h1{font-size:clamp(1.8rem,5vw,2.4rem);text-align:left;margin:10px 0 8px}
.article h2{font-size:1.3rem;margin:30px 0 10px}
.article p,.article li{color:var(--text);opacity:.92;margin-bottom:14px}
.article ul,.article ol{padding-left:22px;margin-bottom:14px}
.article blockquote{
  border-left:3px solid var(--accent);padding:6px 16px;margin:18px 0;
  color:var(--muted);background:var(--card);border-radius:0 10px 10px 0;
}
.article code{background:var(--card);border:1px solid var(--border);padding:2px 6px;border-radius:6px;font-size:.9em}
.back{display:inline-block;color:var(--accent);font-size:.92rem;margin-top:10px}

/* ===== Footer ===== */
footer{
  border-top:1px solid var(--border);margin-top:40px;padding:28px 0 40px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  color:var(--muted);font-size:.88rem;
}
footer a:hover{color:var(--text)}
@media(max-width:560px){nav ul{gap:14px;font-size:.88rem}}

/* ===== Tambahan: catatan, tabel, sumber ===== */
.note{
  background:var(--card);border:1px solid var(--border);border-left:3px solid var(--accent2);
  border-radius:10px;padding:10px 14px;margin:0 0 22px;font-size:.88rem;color:var(--muted);
}
.article .note{opacity:1}
.tablewrap{overflow-x:auto;margin:16px 0 22px}
.article table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:420px}
.article th,.article td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--border)}
.article th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}
.article tbody tr:hover{background:var(--card)}
.article ul.sources{list-style:none;padding-left:0}
.article ul.sources li{margin-bottom:8px;font-size:.92rem}
.article ul.sources a{color:var(--accent);word-break:break-word}
.article ul.sources a:hover{text-decoration:underline}