/* ========= FIX PALING PENTING ========= */
[hidden] { display: none !important; }

/* mobile-menu default: jangan tampil di desktop */
.mobile-menu { display: none; }

/* saat layar kecil, mobile-menu boleh tampil (tapi tetap akan hidden kalau atribut hidden ada) */
@media (max-width: 980px){
  .mobile-menu{ display: grid; }
}
/* ===================================== */

:root{
  --bg: #07090f;
  --bg2:#0b1020;
  --text:#e9edf7;
  --muted:#a7b0c6;
  --shadow: 0 12px 40px rgba(0,0,0,.45);
  --radius: 18px;

  --primary: #4da3ff;
  --primary2:#7c5cff;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color:var(--text);
  background:
    radial-gradient(1000px 500px at 10% 10%, rgba(77,163,255,.15), transparent 60%),
    radial-gradient(900px 600px at 90% 10%, rgba(124,92,255,.18), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg2));
}
a{text-decoration:none;color:inherit}
.container{max-width:1100px;margin:0 auto;padding:0 18px}

.header{
  position:sticky;top:0;z-index:50;
  background: rgba(8,10,16,.62);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:14px}

.brand{display:flex;align-items:center;gap:12px;min-width:240px}
.logo-img{
  width:46px;height:46px;object-fit:contain;
  border-radius:14px;background:#fff;padding:5px;
  box-shadow: 0 10px 22px rgba(0,0,0,.35);
}
.brand-name{font-weight:750}
.brand-tagline{font-size:12px;color:var(--muted)}

.menu{display:flex;align-items:center;gap:10px}
.menu a{
  padding:10px 12px;border-radius:12px;
  color:var(--muted);font-weight:600;font-size:14px;
}
.menu a:hover{color:var(--text);background: rgba(255,255,255,.05)}
.menu a.active{color:var(--text);background: rgba(255,255,255,.06)}

.hamburger{
  display:none;
  border:1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.05);
  color:var(--text);
  border-radius:12px;
  padding:10px 12px;
  cursor:pointer;
}

.mobile-menu{
  padding:12px 0 16px;
  gap:10px;
}
.mobile-menu a{
  padding:10px 12px;border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
}

.hero{padding:56px 0 20px}
.hero-grid{display:grid;grid-template-columns: 1.25fr .95fr;gap:18px}
.badge{
  display:inline-flex;padding:7px 10px;border-radius:999px;
  font-size:12px;color:var(--muted);
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
}
h1{margin:14px 0 10px;font-size:44px}
.lead{margin:0;color:var(--muted);line-height:1.6}
.hero-actions{margin-top:16px;display:flex;gap:10px;flex-wrap:wrap}

.hero-card{
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:18px;
}
.checklist{margin:0;padding-left:18px;color:var(--muted);line-height:1.7}
.card-actions{margin-top:12px;display:flex;gap:10px;flex-wrap:wrap}

.section{padding:22px 0 30px}
.section.alt{
  background: rgba(255,255,255,.02);
  border-top:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
}
h2{margin:0 0 10px;font-size:28px}
.muted{color:var(--muted)}

.grid-3{display:grid;grid-template-columns: repeat(3, 1fr);gap:14px}
.card{
  background: rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  border-radius: var(--radius);
  padding:16px;
  box-shadow: 0 10px 26px rgba(0,0,0,.25);
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:14px;border:1px solid rgba(255,255,255,.14);
  padding:12px 14px;font-weight:800;cursor:pointer;
}
.btn-sm{padding:10px 12px;border-radius:13px;font-size:13px}
.primary{
  background: linear-gradient(90deg, rgba(77,163,255,.92), rgba(124,92,255,.92));
  border-color: rgba(255,255,255,.18);
  color:#0b0f1c;
}
.ghost{background: rgba(255,255,255,.06);color: var(--text)}
.outline{background: transparent;color: var(--text);border-color: rgba(255,255,255,.18)}

.footer{
  padding:28px 0;border-top:1px solid rgba(255,255,255,.06);
  background: rgba(0,0,0,.15);
}
.footer-grid{display:grid;grid-template-columns: 1.2fr 1fr .7fr;gap:14px}
.footer-title{font-weight:800;margin-bottom:8px}
.footer-links{display:grid;gap:8px}
.footer-bottom{margin-top:16px;border-top:1px solid rgba(255,255,255,.06);padding-top:12px;font-size:13px}

/* responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .menu{display:none}
  .hamburger{display:inline-flex}
}