:root{
  --ink:#0A141F;
  --ink-2:#0F1D2C;
  --panel:#142433;
  --panel-2:#182A3B;
  --line:rgba(255,255,255,0.09);
  --line-soft:rgba(255,255,255,0.05);
  --paper:#EDEEE8;
  --paper-2:#E3E5DC;
  --text-dark:#0D1720;
  --muted:#8CA0AF;
  --muted-2:#5B6A73;
  --orange:#DB5E1F;
  --orange-soft:#F2905A;
  --teal:#2C8C93;
  --radius:2px;
  --disp:'Space Grotesk',sans-serif;
  --body:'Inter',sans-serif;
  --mono:'IBM Plex Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--paper);
  color:var(--text-dark);
  font-family:var(--body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  opacity:0;
  animation:pagein .4s ease forwards;
}
@keyframes pagein{to{opacity:1;}}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px;}
.eyebrow{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--orange);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--orange);}
h1,h2,h3{font-family:var(--disp);font-weight:600;letter-spacing:-.01em;}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:13px;letter-spacing:.04em;
  padding:14px 22px;border:1px solid currentColor;border-radius:var(--radius);
  transition:.2s ease;white-space:nowrap;cursor:pointer;background:none;
}
.btn-solid{background:var(--orange);border-color:var(--orange);color:#0A141F;font-weight:600;}
.btn-solid:hover{background:var(--orange-soft);border-color:var(--orange-soft);}
.btn-line{color:var(--paper);}
.btn-line:hover{background:rgba(255,255,255,0.08);}
.btn-line-dark{color:var(--text-dark);}
.btn-line-dark:hover{background:rgba(13,23,32,0.06);}

/* ---------- NAV ---------- */
header{position:sticky;top:0;z-index:50;background:rgba(10,20,31,0.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
nav{display:flex;align-items:center;justify-content:space-between;padding:16px 28px;max-width:1200px;margin:0 auto;}
.logo{display:flex;align-items:center;gap:12px;color:var(--paper);}
.logo-mark{width:38px;height:38px;background:var(--orange);color:#0A141F;font-family:var(--mono);font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center;letter-spacing:.02em;}
.logo-word{font-family:var(--disp);font-weight:700;font-size:18px;letter-spacing:.01em;}
.logo-sub{font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.08em;display:block;margin-top:1px;}
.nav-links{display:flex;gap:34px;font-size:14px;color:var(--paper);}
.nav-links a{opacity:.82;transition:.2s;position:relative;padding:4px 0;}
.nav-links a:hover{opacity:1;}
.nav-links a.active{opacity:1;}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--orange);}
.nav-right{display:flex;align-items:center;gap:22px;}
.nav-phone{font-family:var(--mono);font-size:13px;color:var(--paper);opacity:.9;}
.nav-phone span{color:var(--orange);}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:6px;}
.burger span{width:22px;height:2px;background:var(--paper);transition:.2s;}

/* ---------- PAGE HERO (inner pages) ---------- */
.page-hero{
  background:radial-gradient(ellipse at 78% 15%, rgba(219,94,31,0.16), transparent 55%),
             linear-gradient(180deg,var(--ink) 0%, var(--ink-2) 100%);
  color:var(--paper);padding:64px 0 56px;border-bottom:1px solid var(--line);
}
.page-hero h1{font-size:clamp(30px,4.4vw,48px);line-height:1.08;margin:16px 0 14px;}
.page-hero p{color:var(--muted);max-width:520px;font-size:16px;}
.breadcrumb{font-family:var(--mono);font-size:11.5px;color:var(--muted);letter-spacing:.04em;margin-bottom:10px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--orange-soft);}

/* ---------- HOME HERO ---------- */
.hero{
  background:radial-gradient(ellipse at 78% 15%, rgba(219,94,31,0.16), transparent 55%),
             linear-gradient(180deg,var(--ink) 0%, var(--ink-2) 100%);
  color:var(--paper);padding:88px 0 0;overflow:hidden;position:relative;border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding-bottom:70px;}
.hero h1{font-size:clamp(34px,4.6vw,56px);line-height:1.06;margin:22px 0 24px;}
.hero h1 em{font-style:normal;color:var(--orange-soft);}
.hero p.lead{font-size:17px;color:var(--muted);max-width:480px;margin-bottom:34px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:46px;}
.hero-meta{display:flex;gap:30px;flex-wrap:wrap;font-family:var(--mono);font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;}
.hero-meta b{color:var(--paper);display:block;font-family:var(--disp);font-size:20px;font-weight:600;margin-bottom:2px;}

/* route diagram */
.route-svg{width:100%;height:auto;}
.route-label{font-family:var(--mono);font-size:9.5px;fill:var(--muted);letter-spacing:.03em;}
.route-hub-label{font-family:var(--mono);font-size:10.5px;fill:var(--orange-soft);font-weight:600;letter-spacing:.04em;}
.route-line{fill:none;stroke:var(--muted);stroke-opacity:.35;stroke-width:1;stroke-dasharray:3 4;animation:dashmove 3.4s linear infinite;}
.route-line.active{stroke:var(--orange);stroke-opacity:.8;stroke-width:1.3;}
.route-node{fill:var(--ink-2);stroke:var(--muted);stroke-width:1;}
.route-node.hub{fill:var(--orange);stroke:none;}
@keyframes dashmove{to{stroke-dashoffset:-40;}}
@media (prefers-reduced-motion:reduce){.route-line{animation:none;}}

/* ---------- STRIP ---------- */
.strip{background:var(--panel);color:var(--paper);border-bottom:1px solid var(--line);}
.strip .wrap{display:flex;flex-wrap:wrap;gap:0;}
.strip-item{flex:1;min-width:200px;padding:22px 26px;border-right:1px solid var(--line-soft);font-family:var(--mono);font-size:12.5px;color:var(--muted);}
.strip-item:last-child{border-right:none;}
.strip-item b{display:block;font-family:var(--body);font-size:14px;color:var(--paper);font-weight:600;margin-bottom:3px;}

/* ---------- SECTION GENERIC ---------- */
section{padding:96px 0;}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1;transform:translateY(0);}
.sec-head{max-width:640px;margin-bottom:56px;}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);margin-top:16px;color:var(--text-dark);}
.sec-head p{color:var(--muted-2);margin-top:16px;font-size:16px;}
section.dark .sec-head h2{color:var(--paper);}
section.dark .sec-head p{color:var(--muted);}

/* ---------- SERVICES ---------- */
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid rgba(13,23,32,0.1);}
.svc-card{background:var(--paper);padding:30px 26px 32px;display:flex;flex-direction:column;gap:16px;min-height:420px;cursor:pointer;transition:.2s;}
.svc-card:hover{background:#fff;}
.svc-photo{width:100%;height:140px;object-fit:cover;filter:grayscale(45%) contrast(1.05) brightness(.85);border-bottom:3px solid var(--orange);transition:filter .3s;}
.svc-card:hover .svc-photo{filter:grayscale(0%) contrast(1.05) brightness(.95);}
.svc-num{font-family:var(--mono);font-size:11px;color:var(--orange);letter-spacing:.06em;}
.svc-card h3{font-size:19px;color:var(--text-dark);}
.svc-card p{font-size:14.5px;color:var(--muted-2);flex-grow:1;}
.svc-icon{width:44px;height:44px;border:1px solid rgba(13,23,32,0.18);display:flex;align-items:center;justify-content:center;color:var(--orange);}

/* ---------- SERVICE DETAIL TABS (usluge.html) ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:0;border-bottom:1px solid rgba(13,23,32,0.15);}
.tab-btn{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.03em;padding:14px 18px;
  background:none;border:none;color:var(--muted-2);cursor:pointer;position:relative;border-bottom:2px solid transparent;
  transition:.2s;text-transform:uppercase;
}
.tab-btn:hover{color:var(--text-dark);}
.tab-btn.active{color:var(--orange);border-bottom-color:var(--orange);}
.tab-panel{display:none;padding:44px 0;grid-template-columns:1fr 1fr;gap:50px;}
.tab-panel.active{display:grid;}
.tab-panel img{width:100%;height:320px;object-fit:cover;filter:grayscale(30%);}
.tab-panel h3{font-size:26px;margin-bottom:14px;}
.tab-panel p{color:var(--muted-2);margin-bottom:14px;font-size:15px;}
.tab-panel ul{list-style:none;margin-top:18px;}
.tab-panel li{font-size:14px;color:var(--text-dark);padding:10px 0;border-top:1px solid rgba(13,23,32,0.1);font-family:var(--mono);}
.tab-panel li::before{content:"— ";color:var(--orange);}

/* ---------- BANNER ---------- */
.banner{position:relative;height:420px;background-size:cover;background-position:center;display:flex;align-items:flex-end;}
.banner::before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,20,31,0.92) 10%,rgba(10,20,31,0.35) 55%,rgba(10,20,31,0.55) 100%);}
.banner-inner{position:relative;color:var(--paper);padding:46px 0;width:100%;}
.banner-inner .eyebrow{color:var(--orange-soft);}
.banner-inner h2{font-size:clamp(24px,3.2vw,36px);max-width:640px;margin-top:14px;}
.banner-inner .wrap{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;flex-wrap:wrap;}
.banner-stat{font-family:var(--mono);font-size:13px;color:var(--muted);text-align:right;}
.banner-stat b{display:block;font-family:var(--disp);font-size:40px;color:var(--paper);font-weight:700;}

/* ---------- WHY US ---------- */
.why-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:start;}
.why-list{display:flex;flex-direction:column;}
.why-item{display:grid;grid-template-columns:44px 1fr;gap:18px;padding:24px 0;border-top:1px solid rgba(13,23,32,0.12);}
.why-item:last-child{border-bottom:1px solid rgba(13,23,32,0.12);}
.why-item span.n{font-family:var(--mono);color:var(--orange);font-size:13px;padding-top:3px;}
.why-item h4{font-size:16.5px;margin-bottom:6px;color:var(--text-dark);}
.why-item p{font-size:14px;color:var(--muted-2);}
.why-photo{height:100%;min-height:440px;object-fit:cover;filter:grayscale(35%);}

/* ---------- ABOUT / COMPANY DATA ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;}
.about-copy p{color:var(--muted-2);margin-bottom:16px;font-size:15.5px;}
.fact-panel{background:var(--ink);color:var(--paper);padding:36px;border:1px solid var(--line);}
.fact-panel .eyebrow{margin-bottom:22px;}
.fact-row{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:14px 0;border-top:1px solid var(--line-soft);font-size:14px;}
.fact-row:first-of-type{border-top:none;}
.fact-row dt{font-family:var(--mono);color:var(--muted);font-size:11.5px;letter-spacing:.04em;text-transform:uppercase;padding-top:2px;}
.fact-row dd{color:var(--paper);}

/* ---------- TIMELINE (o-nama) ---------- */
.timeline{position:relative;padding-left:30px;border-left:1px solid rgba(13,23,32,0.15);}
.tl-item{position:relative;padding-bottom:40px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{content:"";position:absolute;left:-35px;top:2px;width:9px;height:9px;border-radius:50%;background:var(--orange);}
.tl-year{font-family:var(--mono);font-size:12px;color:var(--orange);letter-spacing:.05em;}
.tl-item h4{font-size:17px;margin:6px 0;}
.tl-item p{font-size:14.5px;color:var(--muted-2);}

/* ---------- CONTACT ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;}
.contact-list{display:flex;flex-direction:column;gap:26px;margin-top:30px;}
.contact-list a, .contact-list div.contact-row{display:flex;gap:16px;align-items:flex-start;font-size:15px;}
.contact-list .lbl{font-family:var(--mono);font-size:11px;color:var(--orange);letter-spacing:.06em;display:block;margin-bottom:4px;text-transform:uppercase;}
.contact-list .val{color:var(--text-dark);font-weight:500;}
.contact-icon{width:38px;height:38px;flex:none;border:1px solid rgba(13,23,32,0.18);display:flex;align-items:center;justify-content:center;color:var(--orange);}
form{display:flex;flex-direction:column;gap:16px;}
form label{font-family:var(--mono);font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted-2);margin-bottom:6px;display:block;}
form input, form select, form textarea{
  width:100%;background:var(--paper);border:1px solid rgba(13,23,32,0.25);
  padding:13px 14px;font-family:var(--body);font-size:14.5px;color:var(--text-dark);border-radius:var(--radius);
}
form input:focus, form select:focus, form textarea:focus{outline:2px solid var(--orange);outline-offset:1px;}
form textarea{resize:vertical;min-height:110px;}
.form-note{font-size:12.5px;color:var(--muted-2);font-family:var(--mono);}
.form-error{font-size:12px;color:var(--orange);font-family:var(--mono);display:none;}
.form-error.show{display:block;}
.form-success{
  display:none;background:var(--panel);color:var(--paper);padding:18px;border-left:3px solid var(--orange);font-family:var(--mono);font-size:13px;
}
.form-success.show{display:block;}

/* map */
.map-embed{width:100%;height:320px;border:1px solid rgba(13,23,32,0.15);filter:grayscale(60%) contrast(1.05);}

/* ---------- FOOTER ---------- */
footer{background:var(--ink);color:var(--muted);padding:56px 0 28px;border-top:1px solid var(--line);}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--line);}
.footer-legal{font-family:var(--mono);font-size:12.5px;line-height:1.8;color:var(--muted);}
.footer-col h5{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--paper);margin-bottom:16px;}
.footer-col a, .footer-col div{display:block;font-size:13.5px;margin-bottom:10px;color:var(--muted);}
.footer-col a:hover{color:var(--orange-soft);}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;font-family:var(--mono);}

/* ---------- BACK TO TOP ---------- */
.totop{
  position:fixed;right:22px;bottom:22px;width:44px;height:44px;background:var(--orange);color:#0A141F;
  display:flex;align-items:center;justify-content:center;border:none;cursor:pointer;opacity:0;pointer-events:none;
  transition:.2s;z-index:60;
}
.totop.show{opacity:1;pointer-events:auto;}

/* ---------- RESPONSIVE ---------- */
@media (max-width:980px){
  .nav-links,.nav-phone{display:none;}
  .burger{display:flex;}
  .hero-grid{grid-template-columns:1fr;}
  .services-grid{grid-template-columns:repeat(2,1fr);}
  .why-grid,.about-grid,.contact-grid,.tab-panel{grid-template-columns:1fr;}
  .why-photo{min-height:260px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:560px){
  .services-grid{grid-template-columns:1fr;}
  .strip-item{border-right:none;border-bottom:1px solid var(--line-soft);}
  .fact-row{grid-template-columns:1fr;gap:4px;}
  .tabs{overflow-x:auto;flex-wrap:nowrap;}
}