/* ===== Corporate theme — agensi/bisnis profesional, biru, terstruktur ===== */
:root{
  --accent:#1d4ed8; --accent-dark:#1e3a8a; --navy:#0a2540;
  --bg:#f4f6fb; --surface:#ffffff; --ink:#101828; --muted:#5b6677; --border:#e3e8f0;
  --radius:12px; --shadow:0 6px 24px rgba(16,24,40,.07); --maxw:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.corporate{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.7 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.skip-link{position:absolute;left:-999px}.skip-link:focus{left:12px;top:12px;background:#fff;padding:10px;z-index:100}

.site-header{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:40;box-shadow:0 1px 0 rgba(16,24,40,.03)}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:12px;color:var(--navy)}.brand:hover{text-decoration:none}
.brand__mark{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--navy))}
.brand__name{display:block;font-weight:800;font-size:18px;color:var(--navy)}
.brand__tagline{display:block;font-size:12px;color:var(--muted)}
.site-nav{display:flex;gap:6px}
.site-nav a{color:var(--ink);padding:9px 16px;border-radius:8px;font-weight:600;font-size:14px}
.site-nav a:hover{background:#eef2fb;text-decoration:none}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:22px;height:2px;background:var(--navy)}

.hero{background:linear-gradient(160deg,var(--navy),#123a63);color:#fff;padding:72px 0 60px}
.hero__inner{text-align:center}
.hero h1{margin:0 0 12px;font-size:clamp(30px,5vw,46px);letter-spacing:-.02em}
.hero__lead{margin:0 auto;max-width:640px;color:#c7d6ea;font-size:18px}
.hero__stat{margin-top:22px;color:#a9bdd6;font-size:14px}.hero__stat strong{color:#fff}

.home-group{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin:26px 0}
.home-group__head{display:flex;align-items:center;justify-content:space-between;border-bottom:2px solid var(--accent);padding-bottom:12px;margin-bottom:16px}
.home-group__head h2{margin:0;font-size:21px;color:var(--navy);text-transform:capitalize}
.home-group__count{color:var(--muted);font-size:13px;background:#eef2fb;padding:4px 10px;border-radius:999px}
.empty{background:#fff;border:1px dashed var(--border);border-radius:12px;padding:30px;text-align:center;color:var(--muted)}
.card-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.card a{display:flex;flex-direction:column;gap:6px;height:100%;background:#fff;border:1px solid var(--border);border-top:3px solid var(--accent);border-radius:10px;padding:16px;color:var(--ink);transition:transform .15s,box-shadow .15s}
.card a:hover{transform:translateY(-3px);box-shadow:var(--shadow);text-decoration:none}
.card__title{font-weight:700;line-height:1.35;color:var(--navy)}
.card__meta{font-size:13px;color:var(--muted)}

.article{padding:30px 0 0}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:18px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.breadcrumb .current{color:var(--ink);font-weight:600}
.article__hero{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px 30px}
.badge{display:inline-block;background:#eef2fb;color:var(--accent-dark);font-weight:700;font-size:12px;padding:5px 12px;border-radius:6px;text-transform:uppercase;letter-spacing:.04em}
.article__hero h1{margin:14px 0 12px;font-size:clamp(26px,4vw,38px);line-height:1.2;color:var(--navy);letter-spacing:-.01em}
.article__meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:14px;margin:0 0 12px}
.article__lead{font-size:18px;color:#33404f}

.article__layout{display:flex;gap:36px;margin-top:28px;align-items:flex-start}
.toc-wrap{flex:0 0 250px;position:sticky;top:90px}
.toc{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 18px;box-shadow:var(--shadow)}
.toc__title{margin:0 0 10px;font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.toc ol{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:8px}
.toc a{color:var(--muted);font-size:14px}.toc a.active{color:var(--accent);font-weight:700}
.article__body{flex:1 1 auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 30px;min-width:0}
.content-section{margin:0 0 30px;scroll-margin-top:90px}
.content-section h2{font-size:23px;margin:0 0 12px;color:var(--navy);padding-left:14px;border-left:4px solid var(--accent)}
.content-body{color:#28313d}
.content-body p{margin:0 0 14px}.content-body p:last-child{margin-bottom:0}
.content-body ul,.content-body ol{margin:12px 0;padding-left:24px}.content-body li{margin:7px 0}

.faq{margin:40px 0}
.faq>h2{font-size:23px;margin:0 0 14px;color:var(--navy)}
.faq__item{background:#fff;border:1px solid var(--border);border-radius:10px;margin-bottom:10px;padding:4px 16px}
.faq__item summary{cursor:pointer;font-weight:700;padding:13px 0;list-style:none;color:var(--navy)}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::before{content:"+";color:var(--accent);font-weight:800;margin-right:10px}
.faq__item[open] summary::before{content:"–"}
.faq__item .content-body{padding:0 0 14px}

.cta{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;border-radius:12px;padding:24px 28px;margin:28px 0;font-size:17px;font-weight:600}

.related{background:#eaeff7;border-top:1px solid var(--border);margin-top:34px;padding:36px 0 50px}
.related h2{margin:0 0 16px;font-size:21px;color:var(--navy)}

.site-footer{background:var(--navy);color:#c7d6ea;margin-top:0;padding:40px 0 24px}
.site-footer__grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.1)}
.site-footer__brand .brand__name{color:#fff;font-weight:800;font-size:18px}
.site-footer__brand p{margin:6px 0 0;color:#a9bdd6;font-size:14px}
.site-footer__nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.site-footer__nav a{color:#c7d6ea;font-size:14px}
.site-footer__copy{padding-top:16px;color:#7e93ad;font-size:13px}

.notfound{text-align:center;padding:84px 0}
.notfound__code{font-size:72px;font-weight:800;color:var(--accent);margin:0}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:12px 24px;border-radius:8px;font-weight:700;margin-top:10px}
.btn:hover{background:var(--accent-dark);text-decoration:none}

@media (max-width:900px){.article__layout{flex-direction:column}.toc-wrap{flex-basis:auto;width:100%;position:static}.toc{order:-1}}
@media (max-width:680px){
  .nav-toggle{display:flex}
  .site-nav{position:absolute;top:70px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--border);max-height:0;overflow:hidden;transition:max-height .25s}
  .site-nav.is-open{max-height:240px}
  .site-nav a{padding:14px 22px;border-top:1px solid var(--border);border-radius:0}
}

/* Gambar ilustrasi artikel (1 per halaman) */
.article__image {
  margin: 22px 0 8px;
}
.article__image img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 630;
  object-fit: cover;
  border-radius: var(--radius, 12px);
  border: 1px solid var(--border, #e0e8e6);
  background: var(--surface, #f2f2f2);
}