/* Prime Commercial — properti komersial. Tema gelap.
   Palet: #0f172a (utama), #c8a24a (aksen emas). Self-contained. */

:root{
  --bg:#0a0f1d;
  --bg-2:#0f172a;
  --panel:#131d33;
  --panel-2:#18233f;
  --line:#243149;
  --gold:#c8a24a;
  --gold-soft:#e0c47e;
  --gold-deep:#9c7a2c;
  --txt:#e8ecf5;
  --muted:#9aa6bd;
  --white:#ffffff;
  --radius:14px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --font:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--txt);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit;text-decoration:none}

/* ---------- Demo bar ---------- */
.demobar{
  background:linear-gradient(90deg,#000 0%,#0f172a 100%);
  color:#e6e9f0;
  font-size:13px;
  text-align:center;
  padding:7px 12px;
  border-bottom:1px solid var(--gold-deep);
}
.demobar a{color:var(--gold);font-weight:600}
.demobar a:hover{text-decoration:underline}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,15,29,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:1140px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.3px}
.brand .mark{
  width:34px;height:34px;flex:0 0 34px;
  display:grid;place-items:center;
  border-radius:9px;
  background:linear-gradient(135deg,var(--gold) 0%,var(--gold-deep) 100%);
  box-shadow:0 6px 16px rgba(200,162,74,.3);
}
.brand .mark svg{width:20px;height:20px;display:block}
.brand .name{font-size:18px;color:var(--white)}
.brand .name b{color:var(--gold)}

.nav-toggle{display:none}
.burger{display:none;cursor:pointer;padding:8px;border:1px solid var(--line);border-radius:9px}
.burger span{display:block;width:22px;height:2px;background:var(--txt);margin:4px 0;transition:.2s}

.menu{display:flex;align-items:center;gap:6px;list-style:none}
.menu a{
  display:block;padding:8px 13px;border-radius:8px;
  font-size:14px;font-weight:600;color:var(--muted);
}
.menu a:hover{color:var(--txt);background:var(--panel)}
.menu a.active{color:var(--bg-2);background:var(--gold)}
.menu .cta{color:var(--gold);border:1px solid var(--gold-deep)}
.menu .cta:hover{background:var(--gold);color:var(--bg-2)}

/* ---------- Layout ---------- */
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
main section{padding:60px 0}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:2px;
  text-transform:uppercase;color:var(--gold);margin-bottom:12px;
}
h1,h2,h3{color:var(--white);line-height:1.2}
h2.title{font-size:clamp(24px,4vw,34px);margin-bottom:8px}
.lead{color:var(--muted);max-width:620px;margin:0 auto 36px;text-align:center}
.center{text-align:center}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 500px at 80% -10%,rgba(200,162,74,.18),transparent 60%),
    radial-gradient(700px 500px at 0% 120%,rgba(30,58,110,.4),transparent 60%),
    var(--bg-2);
  border-bottom:1px solid var(--line);
}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center;padding-top:70px;padding-bottom:70px}
.hero h1{font-size:clamp(30px,5.4vw,52px);margin-bottom:16px}
.hero h1 span{color:var(--gold)}
.hero p{color:var(--muted);font-size:17px;margin-bottom:26px;max-width:520px}
.hero-stats{display:flex;gap:26px;margin-top:30px;flex-wrap:wrap}
.hero-stats .s b{display:block;font-size:26px;color:var(--gold)}
.hero-stats .s span{font-size:13px;color:var(--muted)}

.hero-art{
  position:relative;height:340px;border-radius:18px;
  background:
    linear-gradient(180deg,rgba(200,162,74,.1),transparent),
    linear-gradient(135deg,#16223c,#0c1426);
  border:1px solid var(--line);box-shadow:var(--shadow);
  overflow:hidden;
}
.hero-art .tower{position:absolute;bottom:0;border-radius:8px 8px 0 0;background:linear-gradient(180deg,#27365a,#141e36)}
.hero-art .t1{left:8%;width:22%;height:62%}
.hero-art .t2{left:34%;width:26%;height:86%;background:linear-gradient(180deg,#2f4470,#172murp)}
.hero-art .t3{left:64%;width:24%;height:50%}
.hero-art .glow{position:absolute;inset:0;background:radial-gradient(300px 200px at 50% 30%,rgba(200,162,74,.25),transparent)}
.hero-art .win{position:absolute;width:7px;height:7px;background:var(--gold);border-radius:1px;opacity:.55}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 24px;border-radius:10px;font-weight:700;font-size:15px;
  cursor:pointer;border:none;transition:.18s;
}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:#1a1305;box-shadow:0 10px 24px rgba(200,162,74,.28)}
.btn-gold:hover{transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:.2s;
}
.card:hover{border-color:var(--gold-deep);transform:translateY(-3px)}
.card .ic{
  width:46px;height:46px;border-radius:11px;display:grid;place-items:center;
  background:rgba(200,162,74,.12);border:1px solid rgba(200,162,74,.3);margin-bottom:14px;
}
.card .ic svg{width:24px;height:24px;stroke:var(--gold)}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--muted);font-size:14px}

/* ---------- Listing cards ---------- */
.prop{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:.2s;
}
.prop:hover{border-color:var(--gold-deep);transform:translateY(-4px);box-shadow:var(--shadow)}
.prop .thumb{
  position:relative;height:180px;
  background:linear-gradient(135deg,#1c2a48,#0d1528);
}
.prop .thumb .grad{position:absolute;inset:0;background:radial-gradient(220px 140px at 70% 20%,rgba(200,162,74,.22),transparent)}
.prop .thumb .blds{position:absolute;bottom:0;left:0;right:0;height:64%;display:flex;align-items:flex-end;gap:6px;padding:0 18px}
.prop .thumb .blds i{flex:1;background:linear-gradient(180deg,#2a3a5e,#16223c);border-radius:5px 5px 0 0}
.prop .tag{
  position:absolute;top:12px;left:12px;font-size:11px;font-weight:700;
  letter-spacing:.5px;padding:5px 10px;border-radius:20px;
  background:var(--gold);color:#1a1305;
}
.prop .tag.lease{background:#2f4470;color:#dce6ff}
.prop .body{padding:18px}
.prop .body h3{font-size:17px;margin-bottom:4px}
.prop .loc{color:var(--muted);font-size:13px;display:flex;align-items:center;gap:6px;margin-bottom:12px}
.prop .loc svg{width:14px;height:14px;stroke:var(--gold)}
.prop .specs{display:flex;gap:14px;font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;margin-bottom:12px}
.prop .specs b{color:var(--txt);display:block;font-size:14px}
.prop .foot{display:flex;align-items:center;justify-content:space-between}
.prop .price{color:var(--gold);font-weight:800;font-size:18px}
.prop .price small{color:var(--muted);font-weight:500;font-size:12px}

/* ---------- Filters ---------- */
.filters{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;display:grid;grid-template-columns:repeat(4,1fr) auto;gap:12px;align-items:end;margin-bottom:30px;
}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;font-weight:600}
.field select,.field input,.field textarea{
  width:100%;padding:11px 12px;border-radius:9px;
  background:var(--bg-2);border:1px solid var(--line);color:var(--txt);font-family:inherit;font-size:14px;
}
.field select:focus,.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold)}

/* ---------- Detail page ---------- */
.detail-head{display:grid;grid-template-columns:1.6fr 1fr;gap:30px;align-items:start}
.gallery{display:grid;grid-template-columns:2fr 1fr;gap:10px}
.gallery .big{
  height:340px;border-radius:14px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#1c2a48,#0b1322);border:1px solid var(--line);
}
.gallery .big .blds{position:absolute;bottom:0;left:0;right:0;height:60%;display:flex;align-items:flex-end;gap:8px;padding:0 24px}
.gallery .big .blds i{flex:1;background:linear-gradient(180deg,#2f4470,#16223c);border-radius:6px 6px 0 0}
.gallery .big .glow{position:absolute;inset:0;background:radial-gradient(260px 180px at 60% 25%,rgba(200,162,74,.22),transparent)}
.gallery .side{display:grid;gap:10px}
.gallery .side .mini{height:165px;border-radius:12px;background:linear-gradient(135deg,#16223c,#0c1426);border:1px solid var(--line)}

.summary{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:sticky;top:90px}
.summary .price{font-size:30px;color:var(--gold);font-weight:800}
.summary .sub{color:var(--muted);font-size:13px;margin-bottom:18px}
.summary .row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.summary .row span{color:var(--muted)}
.summary .row b{color:var(--txt)}

.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.spec-grid .sp{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}
.spec-grid .sp b{display:block;font-size:20px;color:var(--gold)}
.spec-grid .sp span{font-size:13px;color:var(--muted)}

.amen{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;list-style:none}
.amen li{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:15px}
.amen li svg{width:18px;height:18px;stroke:var(--gold);flex:0 0 18px}

/* ---------- KPR ---------- */
.kpr-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}
.calc{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.calc .field{margin-bottom:16px}
.result{
  background:linear-gradient(160deg,#16223c,#0c1426);
  border:1px solid var(--gold-deep);border-radius:var(--radius);padding:26px;
}
.result .big-num{font-size:40px;color:var(--gold);font-weight:800;line-height:1.1}
.result .note{color:var(--muted);font-size:13px;margin-top:6px}
.result .brk{margin-top:22px}
.result .brk .row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.result .brk .row span{color:var(--muted)}
.bank-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
.bank-list .b{background:var(--panel);border:1px solid var(--line);border-radius:11px;padding:16px;text-align:center}
.bank-list .b b{color:var(--gold);font-size:20px;display:block}
.bank-list .b span{font-size:12px;color:var(--muted)}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.steps .st{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:22px;position:relative}
.steps .st::before{
  counter-increment:s;content:counter(s);
  position:absolute;top:-14px;left:18px;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;font-weight:800;
  background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:#1a1305;
}
.steps .st h3{font-size:15px;margin:6px 0 6px}
.steps .st p{font-size:13px;color:var(--muted)}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(135deg,#16223c,#0c1426);
  border:1px solid var(--gold-deep);border-radius:18px;
  padding:46px;text-align:center;
}
.cta-band h2{font-size:28px;margin-bottom:10px}
.cta-band p{color:var(--muted);margin-bottom:24px}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.info-list{list-style:none;display:grid;gap:18px}
.info-list li{display:flex;gap:14px;align-items:flex-start}
.info-list .ic{flex:0 0 44px;width:44px;height:44px;border-radius:11px;display:grid;place-items:center;background:rgba(200,162,74,.12);border:1px solid rgba(200,162,74,.3)}
.info-list .ic svg{width:22px;height:22px;stroke:var(--gold)}
.info-list b{display:block;color:var(--white)}
.info-list span{color:var(--muted);font-size:14px}
.form{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.form .field{margin-bottom:16px}
.note-demo{font-size:13px;color:var(--gold-soft);background:rgba(200,162,74,.08);border:1px dashed var(--gold-deep);border-radius:9px;padding:10px 12px;margin-top:6px}
.map-box{height:220px;border-radius:14px;margin-top:20px;background:
  linear-gradient(135deg,#16223c,#0c1426);
  border:1px solid var(--line);position:relative;overflow:hidden}
.map-box .pin{position:absolute;top:45%;left:50%;transform:translate(-50%,-50%);color:var(--gold)}
.map-box .grid-lines{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:34px 34px;opacity:.4}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:780px;margin:0 auto}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:11px;padding:16px 20px}
.faq summary{cursor:pointer;font-weight:600;color:var(--white);list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--gold);font-size:20px}
.faq details[open] summary::after{content:"−"}
.faq p{color:var(--muted);font-size:14px;margin-top:12px}

/* ---------- Logos / trust ---------- */
.trust{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;align-items:center}
.trust .chip{padding:10px 18px;border:1px solid var(--line);border-radius:30px;color:var(--muted);font-size:13px;font-weight:600}
.trust .chip b{color:var(--gold)}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;padding:50px 0 30px}
.site-footer h4{color:var(--white);font-size:15px;margin-bottom:14px}
.site-footer ul{list-style:none;display:grid;gap:9px}
.site-footer a,.site-footer p{color:var(--muted);font-size:14px}
.site-footer a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0;text-align:center;color:var(--muted);font-size:13px}
.footer-brand p{margin-top:12px;max-width:280px}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .hero .wrap{grid-template-columns:1fr}
  .hero-art{height:260px;margin-top:10px}
  .g3,.g4,.spec-grid,.bank-list{grid-template-columns:repeat(2,1fr)}
  .detail-head,.kpr-grid,.contact-grid{grid-template-columns:1fr}
  .summary{position:static}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .filters{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .burger{display:block}
  .menu{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:var(--bg-2);border-bottom:1px solid var(--line);
    padding:14px 20px;display:none;
  }
  .nav{position:relative}
  .nav-toggle:checked ~ .menu{display:flex}
  .menu a{padding:12px}
}
@media(max-width:560px){
  .g2,.g3,.g4,.spec-grid,.bank-list,.amen,.steps,.filters,.gallery,.footer-grid{grid-template-columns:1fr}
  main section{padding:44px 0}
  .cta-band{padding:32px 20px}
  .hero-stats{gap:18px}
}