:root{--bg:#f6f2ee;--card:#ffffff;--text:#0f172a;--muted:#475569;--accent:#dc2626;--line:rgba(15,23,42,.10);--shadow:0 22px 55px rgba(2,6,23,.12);--radius:18px}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial;background:var(--bg);color:var(--text)}
.container{width:min(1100px,92vw);margin:0 auto}
.nav{position:sticky;top:0;z-index:10;background:rgba(246,242,238,.75);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav__inner{display:flex;justify-content:space-between;align-items:center;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:900}
.brand__mark{width:40px;height:40px;border-radius:14px;display:grid;place-items:center;background:rgba(220,38,38,.10);border:1px solid rgba(220,38,38,.20)}
.nav__links{display:flex;gap:18px}
.nav__links a{text-decoration:none;color:var(--muted);font-weight:800;font-size:14px}
.nav__links a:hover{color:var(--text)}
.hero{padding:44px 0 24px;display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
@media (max-width:900px){.hero{grid-template-columns:1fr}}
.pill{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(220,38,38,.08);border:1px solid rgba(220,38,38,.18);color:var(--accent);font-weight:900;font-size:12px}
h1{font-size:54px;line-height:1.05;margin:16px 0 14px}
@media (max-width:520px){h1{font-size:40px}}
.accent{color:var(--accent)}
.lead{font-size:18px;color:var(--muted);line-height:1.6;margin:0 0 8px}
.sub{color:var(--muted);margin:0 0 14px}
.nisn{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:10px}
.nisn input{flex:1;min-width:220px;padding:14px 16px;border-radius:14px;border:1px solid var(--line);outline:none;font-weight:800}
.nisn input:focus{border-color:rgba(220,38,38,.35);box-shadow:0 0 0 4px rgba(220,38,38,.12)}
.nisn button{padding:14px 18px;border-radius:14px;border:1px solid rgba(220,38,38,.35);background:var(--accent);color:#fff;font-weight:900;cursor:pointer}
.nisn button:hover{filter:brightness(1.03)}
.msg{width:100%;color:#b91c1c;font-weight:800;font-size:13px;margin-top:4px}
.mini{margin-top:10px;font-size:12px;color:var(--muted);font-weight:700}
.mock{background:rgba(255,255,255,.70);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:18px;overflow:hidden}
.mock__top{font-weight:900;color:var(--muted);font-size:13px;margin-bottom:12px}
.mock__grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mock__card{height:130px;border-radius:18px;background:linear-gradient(135deg, rgba(15,23,42,.08), rgba(220,38,38,.08));border:1px solid var(--line)}
.section{padding:18px 0 26px}
.section h2{margin:12px 0 14px;font-size:22px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media (max-width:900px){.grid3{grid-template-columns:1fr}.grid2{grid-template-columns:1fr}}
.card{background:rgba(255,255,255,.85);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 14px 40px rgba(2,6,23,.08);padding:16px}
.card h3{margin:0 0 6px}
.card p{margin:0;color:var(--muted);line-height:1.6}
.footer{padding:18px 0 30px;text-align:center;color:var(--muted);font-weight:700;font-size:12px}
.sr{position:absolute;left:-9999px}