:root{
  --navy:#0b1f3a;
  --blue:#1565c0;
  --sky:#2e9bf0;
  --gold:#f5b700;
  --gold2:#ffd34d;
  --light:#f6f9fe;
  --text:#1b2a3a;
  --muted:#5a6b7b;
  --radius:18px;
  --shadow:0 10px 30px rgba(11,31,58,.10);
  --shadow-hov:0 18px 40px rgba(21,101,192,.22);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Plus Jakarta Sans",system-ui,Arial,sans-serif;color:var(--text);line-height:1.65;background:#fff;overflow-x:hidden}
a{text-decoration:none;color:inherit}

/* Nav — glassmorphism */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s,backdrop-filter .3s,box-shadow .3s}
.nav.scrolled{background:rgba(11,31,58,.82);backdrop-filter:blur(12px);box-shadow:0 4px 20px rgba(0,0,0,.18)}
.nav-inner{max-width:1140px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;color:#fff;font-weight:800;letter-spacing:.2px}
.logo{background:linear-gradient(135deg,var(--gold),var(--gold2));color:var(--navy);width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-weight:900;box-shadow:0 4px 14px rgba(245,183,0,.45)}
.brand-text{font-size:1.05rem}
.nav-links{display:flex;gap:26px}
.nav-links a{color:#dbe7f5;font-size:.95rem;font-weight:500;position:relative;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--gold);transition:width .25s}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{width:100%}
.menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.menu-btn span{width:24px;height:2.5px;background:#fff;border-radius:2px;transition:.3s}

/* Hero */
.hero{position:relative;min-height:100vh;display:grid;place-items:center;text-align:center;
  background:radial-gradient(1200px 600px at 70% -10%,#1c4a8a 0%,transparent 60%),
             radial-gradient(900px 500px at 10% 110%,#0d2f5e 0%,transparent 55%),
             linear-gradient(160deg,#0b1f3a,#103a6e);color:#fff;overflow:hidden;padding:120px 20px 80px}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.45;animation:float 14s ease-in-out infinite}
.b1{width:380px;height:380px;background:#2e9bf0;top:-80px;right:-60px}
.b2{width:300px;height:300px;background:#f5b700;bottom:-90px;left:-60px;animation-delay:-4s}
.b3{width:240px;height:240px;background:#3ec6e0;top:40%;left:55%;animation-delay:-8s}
@keyframes float{0%,100%{transform:translateY(0) translateX(0)}50%{transform:translateY(-30px) translateX(20px)}}
.hero-inner{position:relative;z-index:2;max-width:780px}
.pill{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);
  padding:8px 18px;border-radius:30px;font-size:.85rem;font-weight:600;backdrop-filter:blur(6px);margin-bottom:22px}
.hero h1{font-size:clamp(2.1rem,5vw,3.4rem);line-height:1.12;font-weight:800;margin-bottom:18px;letter-spacing:-.5px}
.hero h1 span{background:linear-gradient(120deg,var(--gold2),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:1.12rem;color:#d4e4f6;max-width:620px;margin:0 auto 32px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;background:linear-gradient(135deg,var(--gold),var(--gold2));color:#1b2a3a;
  padding:14px 32px;border-radius:40px;font-weight:700;transition:transform .18s,box-shadow .18s}
.btn:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(245,183,0,.4)}
.btn.ghost{background:transparent;border:1.5px solid rgba(255,255,255,.5);color:#fff}
.btn.ghost:hover{background:rgba(255,255,255,.12);box-shadow:none}
.scroll-hint{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);font-size:1.6rem;color:rgba(255,255,255,.7);animation:bounce 1.8s infinite}
@keyframes bounce{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,10px)}}

/* Sections */
.section{padding:96px 20px}
.section.alt{background:var(--light)}
.container{max-width:1140px;margin:0 auto}
.section-title{text-align:center;font-size:clamp(1.7rem,3.5vw,2.3rem);font-weight:800;color:var(--navy);margin-bottom:48px}
.section-title::after{content:"";display:block;width:64px;height:4px;background:linear-gradient(90deg,var(--gold),var(--sky));margin:16px auto 0;border-radius:2px}
.lead{text-align:center;max-width:700px;margin:0 auto 30px;color:var(--muted);font-size:1.05rem}

/* About */
.about-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:center}
.about-text p{margin-bottom:16px;color:#33445a}
.tick{list-style:none;margin-top:14px;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px}
.tick li{padding-left:28px;position:relative;font-size:.95rem}
.tick li::before{content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;background:var(--sky);color:#fff;border-radius:50%;display:grid;place-items:center;font-size:.75rem;font-weight:800}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.stat{background:linear-gradient(160deg,var(--navy),#15355f);color:#fff;border-radius:var(--radius);padding:26px 18px;text-align:center;box-shadow:var(--shadow);transition:transform .2s}
.stat:hover{transform:translateY(-6px)}
.stat .num{display:block;font-size:1.9rem;font-weight:800;color:var(--gold2)}
.stat .lbl{font-size:.82rem;color:#bcd2ec}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border-radius:var(--radius);padding:30px 24px;box-shadow:var(--shadow);
  border:1px solid #eef3fa;transition:transform .2s,box-shadow .2s,border-color .2s;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--sky),var(--gold));transform:scaleX(0);transform-origin:left;transition:transform .3s}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hov);border-color:#dceafd}
.card:hover::before{transform:scaleX(1)}
.card .icon{font-size:2.4rem;margin-bottom:14px}
.card h3{color:var(--navy);margin-bottom:10px;font-size:1.15rem}
.card p{font-size:.92rem;color:var(--muted)}

/* Regions */
.regions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.regions span{background:#fff;border:1px solid #e2ebf5;color:var(--blue);padding:9px 18px;border-radius:40px;font-weight:600;font-size:.9rem;
  box-shadow:0 4px 14px rgba(11,31,58,.06);transition:transform .18s,background .18s,color .18s;cursor:default}
.regions span:hover,.regions span.active{transform:translateY(-4px);background:var(--blue);color:#fff}

/* Map */
.map-wrap{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:center;margin-top:10px}
.map-card{background:#fff;border:1px solid #eef3fa;border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.map-fig{position:relative;width:100%}
.indo-img{width:100%;height:auto;display:block;filter:drop-shadow(0 6px 16px rgba(0,0,0,.25))}
.route-ov{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.route-ov path{fill:none;stroke:#f5b700;stroke-width:.5;stroke-dasharray:1.6 1.6;stroke-linecap:round;opacity:.7;stroke-dashoffset:0;animation:dash 1.2s linear infinite}
@keyframes dash{to{stroke-dashoffset:-6.4}}
.route-ov .cargo{fill:var(--gold);filter:drop-shadow(0 0 1.5px rgba(245,183,0,.9))}
.hub{position:absolute;transform:translate(-50%,-50%);background:none;border:none;cursor:pointer;padding:0}
.hub .dot{width:11px;height:11px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 3px rgba(245,183,0,.3);position:relative;display:block;flex-shrink:0}
.hub .dot::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--gold);animation:ping 2s ease-out infinite}
.hub .lbl{position:absolute;font-size:.72rem;font-weight:700;color:#fff;background:rgba(11,31,58,.78);padding:2px 7px;border-radius:20px;white-space:nowrap;transition:background .2s}
.hub.lbl-right .lbl{left:14px;top:50%;transform:translateY(-50%)}
.hub.lbl-left .lbl{right:14px;top:50%;transform:translateY(-50%)}
.hub.lbl-top .lbl{left:50%;bottom:16px;transform:translateX(-50%)}
.hub:hover .lbl,.hub.on .lbl{background:var(--gold);color:var(--navy)}
.map-card.dim .hub:not(.on){opacity:.3}
.map-side{display:flex;flex-direction:column;gap:20px}
.map-stats{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.map-stats li{background:#fff;border:1px solid #eef3fa;border-radius:14px;padding:14px 16px;box-shadow:0 4px 14px rgba(11,31,58,.05);font-size:.85rem;color:var(--muted)}
.map-stats strong{display:block;font-size:1.4rem;color:var(--navy);font-weight:800}

/* Timeline */
.timeline{max-width:720px;margin:0 auto;position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:10px;top:6px;bottom:6px;width:3px;background:linear-gradient(var(--sky),var(--gold))}
.tl{position:relative;margin-bottom:28px;background:#fff;border:1px solid #eef3fa;border-radius:14px;padding:16px 20px;box-shadow:0 6px 18px rgba(11,31,58,.06);transition:transform .2s}
.tl:hover{transform:translateX(6px)}
.tl::before{content:"";position:absolute;left:-33px;top:20px;width:18px;height:18px;background:var(--gold);border-radius:50%;border:4px solid #fff;box-shadow:0 0 0 2px var(--sky)}
.tl .yr{font-weight:800;color:var(--navy);font-size:1.05rem}
.tl p{color:var(--muted);font-size:.95rem}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
.contact-info{background:linear-gradient(160deg,var(--navy),#163a66);color:#fff;border-radius:var(--radius);padding:34px}
.contact-info p{margin-bottom:12px;color:#dbe7f5}
.ci-name{font-size:1.2rem;font-weight:800;color:#fff;margin-bottom:18px!important}
.contact-form{display:flex;flex-direction:column;gap:14px}
.contact-form input,.contact-form textarea{width:100%;padding:14px 16px;border:1px solid #d7e2ef;border-radius:12px;font:inherit;background:#fbfdff;transition:border-color .2s,box-shadow .2s}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--sky);box-shadow:0 0 0 4px rgba(46,155,240,.15)}
.contact-form .btn{align-self:flex-start}

/* Footer */
.footer{background:var(--navy);color:#9fb6d1;text-align:center;padding:28px 20px;font-size:.9rem}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.show{opacity:1;transform:none}

/* Responsive */
@media(max-width:900px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:32px}
  .map-wrap{grid-template-columns:1fr}
}
@media(max-width:620px){
  .menu-btn{display:flex}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:rgba(11,31,58,.96);backdrop-filter:blur(12px);flex-direction:column;padding:18px 24px;gap:16px}
  .nav-links.open{display:flex}
  .tick{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .section{padding:70px 18px}
}