/* KostKita — sewa kost & apartemen. Palet: #0d9488 (utama), #f97316 (aksen), light */
:root{
  --teal:#0d9488; --teal-d:#0b7a70; --teal-dd:#075e57; --teal-l:#ccfbf1; --teal-ll:#f0fdfa;
  --org:#f97316; --org-d:#ea6a0c; --org-l:#ffedd5;
  --ink:#0f2e2b; --body:#41514f; --muted:#6b7c7a;
  --bg:#ffffff; --bg-soft:#f5fbfa; --line:#dceeec; --card:#ffffff;
  --radius:16px; --shadow:0 10px 30px rgba(13,148,136,.10); --shadow-sm:0 4px 14px rgba(13,148,136,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--body);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--teal-d);text-decoration:none}
h1,h2,h3{color:var(--ink);line-height:1.2;font-weight:800}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* Demo bar */
.demobar{background:var(--ink);color:#d7f0ec;font-size:13px;text-align:center;padding:7px 12px}
.demobar a{color:#9ff0e4;font-weight:600}
.demobar b{color:#fff}

/* Header */
.hd{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink)}
.brand .logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--teal),var(--teal-dd));display:grid;place-items:center;box-shadow:var(--shadow-sm)}
.brand .logo svg{width:20px;height:20px}
.brand b{color:var(--org)}
#nav{display:none}
.burger{display:none;cursor:pointer;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;background:#fff}
.burger span,.burger span::before,.burger span::after{content:"";display:block;width:20px;height:2px;background:var(--ink);position:relative;border-radius:2px;transition:.2s}
.burger span::before{position:absolute;top:-6px}
.burger span::after{position:absolute;top:6px}
.menu{list-style:none;display:flex;gap:6px;align-items:center}
.menu a{display:block;padding:9px 14px;border-radius:10px;color:var(--body);font-weight:600;font-size:15px}
.menu a:hover{background:var(--teal-ll);color:var(--teal-d)}
.menu a.active{background:var(--teal-l);color:var(--teal-dd)}
.menu .btn-nav{background:var(--org);color:#fff;padding:9px 16px}
.menu .btn-nav:hover{background:var(--org-d);color:#fff}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:12px;font-weight:700;font-size:15px;border:0;cursor:pointer;transition:.15s}
.btn-primary{background:var(--org);color:#fff;box-shadow:0 8px 20px rgba(249,115,22,.28)}
.btn-primary:hover{background:var(--org-d);transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--teal-d);border:1.5px solid var(--teal-l)}
.btn-ghost:hover{border-color:var(--teal);background:var(--teal-ll)}
.btn-white{background:#fff;color:var(--teal-dd)}
.btn-white:hover{transform:translateY(-1px)}

/* Hero */
.hero{background:linear-gradient(160deg,var(--teal-ll),#fff 55%);padding:64px 0 56px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-80px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,var(--teal-l),transparent 70%);opacity:.7}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--org-l);color:var(--org-d);font-weight:700;font-size:13px;padding:6px 14px;border-radius:999px}
.hero h1{font-size:42px;margin:18px 0 14px}
.hero h1 .hl{color:var(--teal)}
.hero p.lead{font-size:18px;color:var(--body);max-width:520px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero .stats{display:flex;gap:28px;margin-top:30px;flex-wrap:wrap}
.hero .stats div b{display:block;font-size:26px;color:var(--teal-dd)}
.hero .stats div span{font-size:13px;color:var(--muted)}

/* search box */
.searchbox{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.searchbox h3{font-size:18px;margin-bottom:14px}
.field{margin-bottom:12px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;font:inherit;color:var(--ink);background:var(--bg-soft)}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--teal-l);border-color:var(--teal)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* Sections */
.sec{padding:62px 0}
.sec.soft{background:var(--bg-soft)}
.sec-head{text-align:center;max-width:640px;margin:0 auto 40px}
.sec-head .eyebrow{margin-bottom:12px}
.sec-head h2{font-size:32px}
.sec-head p{margin-top:10px;color:var(--muted)}

/* Feature grid */
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:.15s}
.feat:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.feat .ico{width:48px;height:48px;border-radius:12px;background:var(--teal-ll);color:var(--teal);display:grid;place-items:center;margin-bottom:14px}
.feat .ico svg{width:26px;height:26px}
.feat h3{font-size:18px;margin-bottom:6px}
.feat p{font-size:14.5px;color:var(--body)}

/* Listing cards */
.kost-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.kost{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.15s;display:flex;flex-direction:column}
.kost:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.kost .ph{height:170px;position:relative;display:grid;place-items:center}
.kost .ph svg{width:64px;height:64px;opacity:.9}
.kost .ph.a{background:linear-gradient(135deg,#5eead4,#0d9488)}
.kost .ph.b{background:linear-gradient(135deg,#fdba74,#f97316)}
.kost .ph.c{background:linear-gradient(135deg,#99f6e4,#0b7a70)}
.kost .ph.d{background:linear-gradient(135deg,#fed7aa,#0d9488)}
.kost .ph.e{background:linear-gradient(135deg,#67e8f9,#0891b2)}
.kost .ph.f{background:linear-gradient(135deg,#fdba74,#ea580c)}
.kost .tag{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.95);color:var(--teal-dd);font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px}
.kost .tag.org{color:var(--org-d)}
.kost .body{padding:18px;flex:1;display:flex;flex-direction:column}
.kost .loc{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:5px}
.kost h3{font-size:18px;margin:6px 0 8px}
.kost .meta{display:flex;gap:14px;font-size:13px;color:var(--body);margin-bottom:12px;flex-wrap:wrap}
.kost .meta span{display:inline-flex;align-items:center;gap:5px}
.kost .price{margin-top:auto;display:flex;align-items:baseline;justify-content:space-between;padding-top:12px;border-top:1px solid var(--line)}
.kost .price b{font-size:21px;color:var(--teal-dd)}
.kost .price small{color:var(--muted);font-weight:500;font-size:13px}
.kost .price .go{font-size:14px;color:var(--org-d);font-weight:700}

/* filter bar */
.filterbar{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow-sm);display:grid;grid-template-columns:repeat(4,1fr) auto;gap:12px;align-items:end;margin-bottom:32px}
.filterbar .field{margin:0}

/* badges/chips */
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{background:var(--teal-ll);color:var(--teal-dd);font-size:13px;font-weight:600;padding:6px 13px;border-radius:999px}
.chip.org{background:var(--org-l);color:var(--org-d)}

/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-16px;left:24px;width:36px;height:36px;border-radius:10px;background:var(--org);color:#fff;display:grid;place-items:center;font-weight:800;box-shadow:0 6px 14px rgba(249,115,22,.3)}
.step h3{font-size:16px;margin:8px 0 6px}
.step p{font-size:14px}

/* detail page */
.dtl{display:grid;grid-template-columns:1.4fr .9fr;gap:36px;align-items:start}
.gallery{display:grid;grid-template-columns:2fr 1fr;gap:10px;grid-auto-rows:120px}
.gallery .g{border-radius:14px;display:grid;place-items:center}
.gallery .g:first-child{grid-row:span 2}
.gallery .g svg{width:50px;height:50px;opacity:.9}
.book{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);position:sticky;top:84px}
.book .pr{font-size:30px;color:var(--teal-dd);font-weight:800}
.book .pr small{font-size:15px;color:var(--muted);font-weight:500}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}
.fact{background:var(--bg-soft);border-radius:12px;padding:12px 14px}
.fact span{display:block;font-size:12px;color:var(--muted)}
.fact b{color:var(--ink);font-size:15px}
.amenities{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px}
.amenities li{display:flex;align-items:center;gap:9px;font-size:14.5px}
.amenities li svg{width:18px;height:18px;color:var(--teal);flex:none}

/* KPR / simulasi */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.calc .panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.result-card{background:linear-gradient(160deg,var(--teal-dd),var(--teal));color:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.result-card .big{font-size:38px;font-weight:800;margin:6px 0}
.result-card .row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.18);font-size:15px}
.result-card .row:last-child{border:0}
.result-card small{opacity:.85}
.note{font-size:13px;color:var(--muted);margin-top:14px}

/* tiers / paket */
.tier{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.tier.feat-tier{border:2px solid var(--teal);position:relative}
.tier.feat-tier::before{content:"Populer";position:absolute;top:-13px;right:24px;background:var(--org);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px}
.tier h3{font-size:19px}
.tier .amt{font-size:32px;color:var(--teal-dd);font-weight:800;margin:10px 0}
.tier .amt small{font-size:14px;color:var(--muted);font-weight:500}
.tier ul{list-style:none;margin:16px 0}
.tier ul li{padding:7px 0;font-size:14.5px;display:flex;gap:9px}
.tier ul li svg{width:18px;height:18px;color:var(--teal);flex:none;margin-top:3px}

/* testimonial */
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.quote p{font-size:15px;font-style:italic;color:var(--ink)}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:16px}
.quote .av{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--org));color:#fff;display:grid;place-items:center;font-weight:800}
.quote .who b{display:block;color:var(--ink);font-size:15px}
.quote .who span{font-size:13px;color:var(--muted)}

/* CTA band */
.band{background:linear-gradient(135deg,var(--teal-dd),var(--teal));color:#fff;border-radius:22px;padding:48px;text-align:center;position:relative;overflow:hidden}
.band h2{color:#fff;font-size:30px}
.band p{max-width:540px;margin:12px auto 24px;opacity:.92}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.info-list{list-style:none;display:grid;gap:18px}
.info-list li{display:flex;gap:14px;align-items:flex-start}
.info-list .ico{width:44px;height:44px;border-radius:12px;background:var(--teal-ll);color:var(--teal);display:grid;place-items:center;flex:none}
.info-list .ico svg{width:22px;height:22px}
.info-list b{display:block;color:var(--ink)}
.info-list span{font-size:14.5px}
.formcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.demo-note{background:var(--org-l);color:var(--org-d);font-size:13px;font-weight:600;padding:9px 14px;border-radius:10px;margin-bottom:18px;text-align:center}
.faq{max-width:760px;margin:0 auto;display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px}
.faq summary{font-weight:700;color:var(--ink);cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--org);font-weight:800}
.faq details[open] summary::after{content:"−"}
.faq p{margin-top:10px;font-size:14.5px}

/* pagebar */
.pagebar{background:linear-gradient(160deg,var(--teal-ll),#fff);padding:42px 0;border-bottom:1px solid var(--line)}
.pagebar h1{font-size:34px}
.pagebar p{color:var(--muted);margin-top:8px;max-width:600px}
.crumb{font-size:13px;color:var(--muted);margin-bottom:8px}
.crumb a{color:var(--teal-d)}

/* Footer */
footer{background:var(--ink);color:#bcd6d2;padding:52px 0 24px;margin-top:10px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
footer h4{color:#fff;font-size:15px;margin-bottom:14px}
footer .brand{color:#fff;margin-bottom:12px}
footer ul{list-style:none;display:grid;gap:8px}
footer a{color:#bcd6d2;font-size:14.5px}
footer a:hover{color:var(--org)}
footer p{font-size:14px}
footer .copy{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:18px;font-size:13px;color:#8fb0ab;text-align:center}

/* utilities */
.mt8{margin-top:8px}.mt16{margin-top:16px}.mt24{margin-top:24px}
.center{text-align:center}
.lead-list{list-style:none;display:grid;gap:10px;margin-top:14px}
.lead-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px}
.lead-list svg{width:20px;height:20px;color:var(--teal);flex:none;margin-top:3px}

/* Responsive */
@media(max-width:980px){
  .hero .wrap{grid-template-columns:1fr;gap:32px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .kost-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .dtl,.calc,.contact-grid{grid-template-columns:1fr}
  .book{position:static}
  .filterbar{grid-template-columns:1fr 1fr}
  footer .cols{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .burger{display:flex}
  .menu{position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid var(--line);padding:12px;gap:4px;box-shadow:var(--shadow);display:none}
  #nav:checked ~ .menu{display:flex}
  .menu a{padding:12px 14px}
  #nav:checked ~ .burger span{background:transparent}
  #nav:checked ~ .burger span::before{top:0;transform:rotate(45deg)}
  #nav:checked ~ .burger span::after{top:0;transform:rotate(-45deg)}
}
@media(max-width:620px){
  .hero h1{font-size:32px}
  .g3,.g2,.kost-grid,.steps,.faq-grid{grid-template-columns:1fr}
  .sec-head h2{font-size:26px}
  .filterbar{grid-template-columns:1fr}
  .facts,.amenities,.gallery{grid-template-columns:1fr}
  .gallery{grid-auto-rows:140px}
  .gallery .g:first-child{grid-row:auto}
  footer .cols{grid-template-columns:1fr}
  .band{padding:34px 22px}
  .sec{padding:48px 0}
}