:root{--kertas:#f7f5ef;--tinta:#1c2b33;--laut:#155e75;--laut-tua:#0f4658;--oker:#b45309;--panel:#ecfeff;--kontur:#c9d6d3;--redup:#4a5a61;--putih:#fffdf8}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--kertas);color:var(--tinta);font:16px/1.7 Figtree,system-ui,sans-serif;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--laut)}
a:hover{color:var(--oker)}
h1,h2,h3{font-family:"Josefin Slab",Georgia,serif;line-height:1.2;color:var(--tinta);margin:1.6em 0 .5em}
h1{font-size:clamp(1.8rem,5vw,2.7rem);margin-top:.4em}
h2{font-size:clamp(1.35rem,3.6vw,1.8rem)}
h3{font-size:1.2rem}
p,li{margin:0 0 .9em}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{padding:.55em .6em;border-bottom:1px solid var(--kontur);text-align:left;vertical-align:top}
th{font-family:"Josefin Slab",Georgia,serif;font-size:1.02rem;color:var(--laut-tua);background:#eef4f2}
.lompat{position:absolute;left:-9999px;top:0;padding:12px 16px;background:var(--laut);color:#fff}
.lompat:focus{left:8px;z-index:9}
/* kop */
.kop{background:var(--putih);border-bottom:1px solid var(--kontur);background-image:repeating-radial-gradient(circle at 92% -40%,transparent 0 22px,rgba(21,94,117,.07) 22px 23px)}
.kop-in{max-width:1120px;margin:0 auto;padding:10px 16px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px}
.merek{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--tinta);min-height:44px}
.merek-nama{font-family:"Josefin Slab",Georgia,serif;font-weight:700;font-size:1.5rem;letter-spacing:.02em}
.merek-sub{font-size:.8rem;color:var(--redup);border-left:1px solid var(--kontur);padding-left:10px}
.rute-bar{display:flex;flex-wrap:wrap;gap:4px;margin-left:auto}
.rute{display:inline-block;padding:7px 10px;min-height:36px;border-radius:8px;text-decoration:none;font-size:.9rem;color:var(--laut-tua);border:1px solid transparent}
.rute:hover{border-color:var(--kontur);color:var(--oker)}
.rute-on{background:var(--laut);color:#fff}
.rute-on:hover{color:#fff}
/* halaman */
.halaman{max-width:1120px;margin:0 auto;padding:12px 16px 40px}
.baca{max-width:760px}
.jejak{font-size:.85rem;color:var(--redup);margin:10px 0 0}
.jejak a{color:var(--laut)}
.jejak-sep{margin:0 4px;color:var(--oker)}
.lede{font-size:1.1rem;color:#2c3e47}
.stempel{display:inline-block;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--oker);border:1px dashed var(--oker);border-radius:8px;padding:2px 10px}
/* peta beranda */
.atlas-sampul{display:grid;grid-template-columns:1fr;gap:18px;margin-top:10px}
.peta-bingkai{background:var(--panel);border:1px solid var(--kontur);border-radius:8px;padding:10px;position:relative}
.peta-bingkai svg{width:100%;height:auto;display:block}
.benua{fill:#d7e7e4;stroke:#9fbcb8;stroke-width:1}
.graticule{stroke:#bfd3d0;stroke-width:.6;fill:none;stroke-dasharray:3 4}
.pin circle{fill:var(--oker);stroke:#fff;stroke-width:2}
.pin text{font:700 12px Figtree,sans-serif;fill:#fff}
.pin:hover circle,.pin:focus circle{fill:var(--laut)}
.pin-rumah circle{fill:var(--laut)}
.sr-judul{font-size:1.05rem;margin:.2em 0 .4em;color:var(--laut-tua)}
.judul-legenda{font-size:1.2rem;margin-top:.2em}
.sampul-img{border-radius:8px;border:1px solid var(--kontur);margin:18px 0 6px;width:100%}
.peta-cap{font-size:.85rem;color:var(--redup);margin:.5em 0 0}
.legenda{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;gap:8px}
.legenda li{display:flex;gap:10px;align-items:flex-start;background:var(--putih);border:1px solid var(--kontur);border-radius:8px;padding:8px 10px;margin:0}
.legenda-no{flex:0 0 28px;height:28px;border-radius:50%;background:var(--oker);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:.9rem}
.legenda-isi{font-size:.93rem}
.legenda-isi b{font-family:"Josefin Slab",Georgia,serif;font-size:1.05rem}
/* daftar isi atlas */
.daftar-lembar{counter-reset:lb;list-style:none;padding:0;margin:0;border-top:2px solid var(--tinta)}
.daftar-lembar li{display:grid;grid-template-columns:3.2rem 1fr;gap:4px 14px;padding:12px 0;border-bottom:1px dotted var(--redup);margin:0}
.daftar-lembar .hal{font-family:"Josefin Slab",Georgia,serif;font-size:1.5rem;color:var(--oker);grid-row:span 2}
.daftar-lembar a{font-weight:700;font-size:1.05rem}
.daftar-lembar small{font-size:.88rem;color:var(--redup)}
/* anatomi kartu */
.anatomi{display:grid;grid-template-columns:1fr;gap:14px;align-items:start}
.anatomi-ol{margin:0;padding-left:1.3em}
/* kompas kurs */
.kompas{background:var(--putih);border:1px solid var(--kontur);border-radius:8px;padding:14px}
.kompas table td:last-child,.kompas table th:last-child{text-align:right}
.kompas-cat{font-size:.85rem;color:var(--redup);margin:.6em 0 0}
.catatan-grid{display:grid;grid-template-columns:1fr;gap:16px}
.catatan{background:var(--putih);border:1px solid var(--kontur);border-radius:8px;overflow:hidden}
.catatan-isi{padding:12px 14px}
.catatan-isi h3{margin-top:.2em}
.catatan-isi a{font-weight:700}
/* lembar atlas */
.lembar-kepala{border-bottom:2px solid var(--tinta);padding-bottom:8px;margin-bottom:14px}
.lembar-grid{display:grid;grid-template-columns:1fr;gap:18px}
.legenda-lembar{background:var(--panel);border:1px solid var(--kontur);border-radius:8px;padding:12px 14px}
.legenda-lembar h2{margin-top:.2em;font-size:1.3rem}
.legenda-lembar dl{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;margin:0 0 10px;font-size:.93rem}
.legenda-lembar dt{font-weight:700;color:var(--laut-tua)}
.legenda-lembar dd{margin:0}
.toc-lembar{margin:0 0 10px;padding-left:1.2em;font-size:.93rem}
.toc-lembar li{margin:0 0 .3em}
.kurs-mini{font-size:.9rem}
.kurs-mini td:last-child,.kurs-mini th:last-child{text-align:right;white-space:nowrap}
.plat{background:var(--putih);border:1px solid var(--kontur);border-radius:8px;padding:0 16px 12px;margin:0 0 18px;position:relative;
 background-image:repeating-radial-gradient(circle at 100% 0,transparent 0 18px,rgba(21,94,117,.05) 18px 19px)}
.plat-garis{margin:0 -16px 10px;padding:8px 16px;background:var(--laut);color:#fff;font-size:.9rem;letter-spacing:.05em;border-radius:8px 8px 0 0;display:flex;flex-wrap:wrap;gap:4px 14px}
.plat-garis span{white-space:nowrap}
.plat h2{margin:.3em 0 .1em}
.plat-koord{font-size:.84rem;color:var(--oker);margin:0 0 .6em;font-variant-numeric:tabular-nums}
.plat-fakta{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;margin:0 0 .8em;font-size:.93rem}
.plat-fakta dt{color:var(--redup)}
.plat-fakta dd{margin:0}
.plat-harga{border-left:3px solid var(--oker);padding-left:10px;font-size:.95rem}
.plate-fig{margin:14px 0 18px}
.plate-fig img{border-radius:8px;border:1px solid var(--kontur)}
.plate-fig figcaption{font-size:.84rem;color:var(--redup);margin-top:6px}
.akses{background:var(--putih);border:1px dashed var(--laut);border-radius:8px;padding:12px 14px;margin:18px 0}
.akses h2{margin-top:.2em;font-size:1.3rem}
.rambu{background:#fff7ed;border:1px solid #f0c49a;border-left:5px solid var(--oker);border-radius:8px;padding:10px 14px;margin:20px 0;font-size:.95rem}
.rambu-judul{font-family:"Josefin Slab",Georgia,serif;font-weight:700;font-size:1.1rem;color:var(--oker);margin:0 0 .3em}
.rambu p:last-child{margin-bottom:0}
.tanya-item{border:1px solid var(--kontur);border-radius:8px;background:var(--putih);margin:0 0 8px}
.tanya-item summary{cursor:pointer;padding:12px 14px;font-weight:700;min-height:44px}
.tanya-isi{padding:0 14px 6px}
.tabel-gulir{overflow-x:auto;margin:0 0 1em;border:1px solid var(--kontur);border-radius:8px;background:var(--putih)}
.tabel-gulir table{min-width:520px}
.tombol{display:inline-block;background:var(--laut);color:#fff;text-decoration:none;border-radius:8px;padding:10px 16px;min-height:44px;font-weight:700}
.tombol:hover{background:var(--laut-tua);color:#fff}
.kotak-rumus{background:var(--panel);border:1px solid var(--kontur);border-radius:8px;padding:10px 14px;font-variant-numeric:tabular-nums}
.ceklis{list-style:none;padding:0}
.ceklis li{padding-left:1.8em;position:relative}
.ceklis li::before{content:"";position:absolute;left:.2em;top:.45em;width:.8em;height:.8em;border:2px solid var(--laut);border-radius:3px}
.dua-kolom{display:grid;grid-template-columns:1fr;gap:12px}
.kolom-kartu{background:var(--putih);border:1px solid var(--kontur);border-radius:8px;padding:10px 14px}
.kolom-kartu h3{margin-top:.2em}
.lembar-nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:22px}
/* kaki */
.kaki{background:var(--tinta);color:#dfe8e6;margin-top:30px}
.kaki-in{max-width:1120px;margin:0 auto;padding:24px 16px 8px;display:grid;grid-template-columns:1fr;gap:16px}
.kaki-judul{font-family:"Josefin Slab",Georgia,serif;font-size:1.15rem;color:#fff;margin:0 0 .4em}
.kaki-teks{font-size:.9rem}
.kaki-link{display:block;color:#bfe8f0;padding:6px 0;min-height:32px;font-size:.93rem}
.kaki-link:hover{color:#fcd34d}
.kaki-bawah{max-width:1120px;margin:0 auto;padding:10px 16px 22px;font-size:.84rem;color:#b6c4c2;border-top:1px solid #33454e}
@media (min-width:760px){
 .legenda{grid-template-columns:repeat(2,1fr)}
 .anatomi{grid-template-columns:1fr 1fr}
 .catatan-grid{grid-template-columns:repeat(3,1fr)}
 .lembar-grid{grid-template-columns:280px minmax(0,1fr)}
 .lembar-samping{position:sticky;top:12px;align-self:start}
 .dua-kolom{grid-template-columns:1fr 1fr}
 .kaki-in{grid-template-columns:2fr 1fr 1fr}
}
@media (min-width:1000px){.legenda{grid-template-columns:repeat(3,1fr)}}