:root{
  --bg:#0e1116;
  --card:#141922;
  --muted:#a9b4c0;
  --text:#eaf1f7;
  --brand:#3bd086; /* hijau teal */
  --brand-2:#2fb977;
  --accent:#62e3ff;
  --danger:#ff6363;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 1140px;
}
*{box-sizing:border-box}
html,body{margin:0; padding:0; background:var(--bg); color:var(--text); font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,'Noto Sans',sans-serif}
h1,h2{font-family:Poppins,Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,'Noto Sans',sans-serif}
img{max-width:100%; height:auto; display:block}
a{color:var(--accent); text-decoration:none}
a:hover{opacity:.9}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 20px}

/* Header */
.header{
  position:sticky; top:0; z-index:50;
  backdrop-filter:saturate(1.2) blur(10px);
  background:rgba(14,17,22,.6); border-bottom:1px solid rgba(255,255,255,.06);
}
.nav{
  display:flex; align-items:center; justify-content:space-between; gap:16px; padding:14px 0;
}
.brand{
  display:flex; align-items:center; gap:12px; font-weight:800; letter-spacing:.2px; font-size:18px;
}
.brand-badge{
  width:34px; height:34px; border-radius:10px; background:linear-gradient(135deg,var(--brand),var(--brand-2)); display:grid; place-items:center; font-weight:900; color:#0b0f14;
}
.cta-top{display:flex; gap:10px; flex-wrap:wrap}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:12px 16px; border-radius:12px; border:1px solid rgba(255,255,255,.08);
  background:#1a2230; color:var(--text); font-weight:600; box-shadow:var(--shadow);
  transition:transform .06s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#072113; border:none;
}
.btn-ghost{background:rgba(59,208,134,.12); border-color:rgba(59,208,134,.35)}
.btn-ghost:hover{background:rgba(59,208,134,.2)}
.btn-full{width:100%}

/* Hero */
.hero{
  position:relative; overflow:hidden; padding:72px 0 36px;
  background:
    radial-gradient(1000px 500px at 0% 0%, rgba(59,208,134,.18), transparent 60%),
    radial-gradient(1000px 500px at 100% 0%, rgba(98,227,255,.15), transparent 60%);
}
.hero-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:28px; align-items:center}
.tag{display:inline-block; padding:6px 10px; border-radius:999px; font-size:12px; color:#0f1a13; background:linear-gradient(135deg,var(--brand),var(--brand-2)); font-weight:700; letter-spacing:.3px}
h1{font-size:40px; line-height:1.15; margin:14px 0 12px; letter-spacing:.2px}
.sub{color:var(--muted); font-size:16px; line-height:1.7}
.hero-sub{font-size:18px; font-weight:700; color:var(--brand); margin:0 0 10px; letter-spacing:.5px}
.hero-phone{font-size:15px; font-weight:600; margin:12px 0 0}
.hero-phone a{color:var(--accent)}
.spec-list{list-style:none; padding:0; margin:0 0 16px; display:grid; gap:8px}
.spec-list li{padding-left:20px; position:relative; line-height:1.6}
.spec-list li::before{content:"•"; position:absolute; left:0; color:var(--brand)}
.subsection{font-size:18px; font-weight:700; margin:18px 0 8px; color:var(--text)}
.subsection:first-of-type{margin-top:0}
.use-cases{display:flex; flex-wrap:wrap; gap:10px}
.use-tag{display:inline-block; padding:8px 14px; background:rgba(59,208,134,.15); border:1px solid rgba(59,208,134,.3); border-radius:10px; font-weight:600; font-size:14px}
.hero-card{
  background:linear-gradient(180deg, rgba(28,36,49,.85), rgba(20,25,34,.95));
  border:1px solid rgba(255,255,255,.06); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow);
}
.hero-card img{aspect-ratio:16/10; object-fit:cover}
.hero-card .meta{display:grid; grid-template-columns:repeat(3,1fr); gap:14px; padding:16px}
.kpi{background:#0f141c; border:1px solid rgba(255,255,255,.06); border-radius:14px; padding:12px}
.kpi .v{font-size:18px; font-weight:800}
.kpi .l{font-size:12px; color:var(--muted)}

/* Sections */
section{padding:48px 0}
.card{
  background:var(--card); border:1px solid rgba(255,255,255,.06); border-radius:var(--radius); padding:22px; box-shadow:var(--shadow);
}
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:22px}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:18px}
h2{font-size:30px; margin:0 0 16px; font-weight:700; letter-spacing:.2px}
.bullets{display:grid; gap:12px}
.bullet{display:flex; gap:12px; align-items:flex-start; line-height:1.7}
.b-ico{width:28px; height:28px; border-radius:8px; display:grid; place-items:center; background:#101724; color:var(--brand); font-weight:900}

/* Table */
table{width:100%; border-collapse:separate; border-spacing:0; overflow:hidden; border-radius:14px; border:1px solid rgba(255,255,255,.06)}
th,td{padding:12px 14px; text-align:left; border-bottom:1px solid rgba(255,255,255,.06); line-height:1.7}
th{background:#0f141c; color:#cfe4f5}
tr:last-child td{border-bottom:0}

/* Gallery */
.gallery{display:grid; grid-template-columns:repeat(6,1fr); gap:10px}
.gallery img{border-radius:12px; border:1px solid rgba(255,255,255,.06); aspect-ratio:4/3; object-fit:cover; background:#0f141c; cursor:zoom-in}

/* Contact */
.contact-cta{display:grid; grid-template-columns:1.1fr .9fr; gap:22px; align-items:stretch}
.form{display:grid; gap:12px}
.input, textarea{
  width:100%; background:#0f141c; color:var(--text);
  border:1px solid rgba(255,255,255,.08); border-radius:12px; padding:12px 14px; outline:none;
}
textarea{min-height:120px; resize:vertical}
.muted{color:var(--muted); font-size:13px}
p, li{line-height:1.75}

/* Map */
.map iframe{width:100%; height:360px; border:0; border-radius:14px; filter:saturate(1.1) contrast(1.02)}

/* Footer */
footer{padding:32px 0 40px; color:var(--muted); font-size:13px}

/* Responsive */
@media (max-width: 980px){
  .hero-grid, .grid-2, .contact-cta{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(3,1fr); gap:12px}
}
@media (max-width: 620px){
  h1{font-size:30px}
  .grid-3, .grid-4{grid-template-columns:1fr}
  .hero{padding:56px 0 24px}
  .hero-card .meta{grid-template-columns:1fr; gap:10px}
  .gallery{grid-template-columns:repeat(2,1fr); gap:12px}
  .gallery img{aspect-ratio:16/10}
}

/* MOBILE TWEAKS */
@media (max-width: 620px){
  .btn{ padding:14px 18px; }
  .nav{ padding:12px 0; }
  .map iframe{ height:300px; }
}

/* Floating WhatsApp CTA */
.wa-float{
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  display: none;
}
.wa-float a{
  display:inline-flex; align-items:center; justify-content:center;
  width:56px; height:56px; border-radius:50%;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#072113; font-weight:800; font-size:22px;
  box-shadow: var(--shadow);
  border: none;
}
@media (max-width: 740px){
  .wa-float{ display:block; }
}

/* Lightbox */
.lightbox-overlay{position:fixed; inset:0; background:rgba(0,0,0,.82); display:none; align-items:center; justify-content:center; z-index:1000; padding:20px}
.lightbox-overlay.open{display:flex}
.lightbox-content{position:relative; max-width:96vw; max-height:90vh}
.lightbox-img{max-width:96vw; max-height:90vh; border-radius:12px; box-shadow:var(--shadow)}
.lightbox-close{position:absolute; top:-12px; right:-12px; background:rgba(255,255,255,.9); color:#111; border:0; border-radius:50%; width:36px; height:36px; cursor:pointer; font-size:20px; line-height:36px}
.lightbox-nav{position:absolute; top:50%; transform:translateY(-50%); background:rgba(255,255,255,.9); color:#111; border:0; border-radius:50%; width:44px; height:44px; cursor:pointer; font-size:20px; line-height:44px}
.lightbox-prev{left:16px}
.lightbox-next{right:16px}
@media (max-width:640px){.lightbox-prev{left:12px}.lightbox-next{right:12px}}