/* PT Swarna Javadwipa Utama — gaya korporat sederhana */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --ink:#1b2733;
  --accent:#d9621a;
  --accent-dark:#b34e12;
  --muted:#5d6874;
  --line:#e1e5ea;
  --wash:#f4f5f6;
  --dark:#16222e;
  --dark-line:#2a3a4b;
}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);line-height:1.65;background:#fff;-webkit-font-smoothing:antialiased}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
h1,h2,h3{line-height:1.25;letter-spacing:-.015em;font-weight:700}
h1{font-size:clamp(30px,4.4vw,46px);margin:14px 0 18px;max-width:20ch}
h2{font-size:clamp(23px,3vw,31px);margin-bottom:16px;max-width:28ch}
h3{font-size:18px;margin-bottom:6px}
p{margin-bottom:14px}
a{color:inherit}

/* label bagian bernomor */
.section-label{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.section-label .num{color:var(--accent);margin-right:10px}
.section-label.light{color:#9fb0c0}

/* topbar */
.topbar{background:var(--dark);color:#c7d2dd;font-size:13px}
.topbar-inner{display:flex;justify-content:space-between;gap:16px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.topbar a{text-decoration:none}
.topbar a:hover{color:#fff}

/* header */
header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);z-index:100}
.nav-wrapper{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.brand img{height:42px;width:auto;display:block}
nav ul{list-style:none;display:flex;gap:28px}
nav a{text-decoration:none;font-size:15px;font-weight:600;color:var(--ink)}
nav a:hover{color:var(--accent)}
.nav-cta{display:flex;align-items:center;gap:12px}
#hamburger{display:none;flex-direction:column;gap:5px;background:none;border:1px solid var(--line);border-radius:6px;padding:9px 10px;cursor:pointer}
#hamburger span{width:20px;height:2px;background:var(--ink);display:block}

/* tombol */
.btn{display:inline-block;font-size:15px;font-weight:700;text-decoration:none;padding:12px 26px;border-radius:4px;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-outline-light{border-color:#8fa1b3;color:#fff}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}

/* hero */
.hero{padding:72px 0 64px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.25fr .85fr;gap:56px;align-items:start}
.kicker{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.lede{font-size:18px;color:#33414f;max-width:56ch}
.facts{border:1px solid var(--line);border-top:3px solid var(--accent);padding:6px 24px;background:#fff}
.facts div{display:grid;grid-template-columns:130px 1fr;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}
.facts div:last-child{border-bottom:0}
.facts dt{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.facts dd{font-size:15px;font-weight:600}

/* klien */
.clients{padding:26px 0;border-bottom:1px solid var(--line)}
.clients .section-label{margin-bottom:8px}
.client-list{font-size:14px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:0}

/* bagian umum */
.section{padding:72px 0}
.section-wash{background:var(--wash);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.narrow{max-width:760px}
.narrow p,.two-col p{color:#33414f}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:26px}
.panel{background:#fff;border:1px solid var(--line);border-top:3px solid var(--accent);padding:28px}
.ticks{list-style:none}
.ticks li{padding:9px 0 9px 22px;position:relative;color:#33414f;border-bottom:1px solid var(--line)}
.ticks li:last-child{border-bottom:0}
.ticks li::before{content:"";position:absolute;left:2px;top:17px;width:8px;height:8px;background:var(--accent)}

/* layanan */
.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:30px}
.service{border:1px solid var(--line);border-top:3px solid var(--ink);padding:28px;background:#fff}
.service-no{font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--accent);margin-bottom:10px}
.service ul{list-style:none;margin-top:14px}
.service li{padding:8px 0 8px 18px;position:relative;font-size:15px;color:#33414f;border-bottom:1px solid var(--line)}
.service li:last-child{border-bottom:0}
.service li::before{content:"—";position:absolute;left:0;color:var(--muted)}

/* proyek */
.projects{margin-top:30px;border-top:1px solid var(--line)}
.project{display:grid;grid-template-columns:90px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}
.project .year{font-weight:700;color:var(--accent)}
.project p{color:var(--muted);margin:4px 0 0;font-size:15px}

/* sertifikasi */
.certs{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:26px;border:1px solid var(--line)}
.certs li{padding:16px 20px;font-size:15px;font-weight:600;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
.certs li:nth-child(3n){border-right:0}
.certs li:nth-last-child(-n+3){border-bottom:0}

/* kontak */
.contact{background:var(--dark);color:#e8eef4;padding:72px 0}
.contact h2{color:#fff}
.contact .two-col p{color:#c7d2dd}
.contact-row{display:grid;grid-template-columns:130px 1fr;gap:12px;padding:12px 0;border-bottom:1px solid var(--dark-line);font-size:15px}
.contact-row span{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#9fb0c0}
.contact-row a{color:#fff;font-weight:700}
.contact iframe{width:100%;height:300px;border:1px solid var(--dark-line);display:block}

/* footer */
footer{background:#101a24;color:#9fb0c0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:40px;padding:52px 0 36px}
.footer-logo{height:38px;width:auto;margin-bottom:14px}
.footer-title{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#e8eef4;margin-bottom:12px}
footer ul{list-style:none}
footer ul li{margin-bottom:8px}
footer ul a{text-decoration:none}
footer ul a:hover{color:#fff}
.copyright{border-top:1px solid var(--dark-line);padding:18px 0;font-size:13px}

/* responsif */
@media(max-width:900px){
  .hero-grid,.two-col{grid-template-columns:1fr}
  .three-col{grid-template-columns:1fr}
  .certs{grid-template-columns:1fr 1fr}
  .certs li:nth-child(3n){border-right:1px solid var(--line)}
  .certs li:nth-child(2n){border-right:0}
  .footer-grid{grid-template-columns:1fr}
}
@media(max-width:720px){
  nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 24px 20px}
  nav.open{display:block}
  nav ul{flex-direction:column;gap:0}
  nav li{border-bottom:1px solid var(--line)}
  nav a{display:block;padding:13px 0}
  #hamburger{display:flex}
  .nav-cta .btn{display:none}
  .hero{padding:48px 0}
  .section{padding:52px 0}
  .contact iframe{height:240px}
  .certs{grid-template-columns:1fr}
  .certs li{border-right:0!important}
}