/* Teknol: identitas visual. Dimuat setelah gaya.css, menimpa token dan komponen. */
:root{color-scheme:light;--bg:#F4F6FB;--surface:#FFFFFF;--ink:#0E1B33;--muted:#55627A;--line:#D9DFEC;--accent:#FFC400;--st:#2D5BFF;--st-bg:#E6ECFF;--ok:#0B7A5C;--ok-bg:#DDF3EA;--bad:#B3261E;--bad-bg:#FBE6E4;--wire:#0E1B33;
  --font-body:"Atkinson Hyperlegible Next",system-ui,-apple-system,"Segoe UI",sans-serif;--font-head:"Gabarito","Atkinson Hyperlegible Next",system-ui,sans-serif;--font-mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;--dep-bg:#EEF1F8}

/* Tema gelap: ikut sistem, kecuali pengguna memilih lewat tombol (data-theme di <html>). */
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0A1224;--surface:#121D36;--accent:#FFC400;--ink:#E9EEFB;--muted:#9AA7C2;--line:#25324F;--st:#8FA8FF;--st-bg:#1B2A55;--ok:#4FD1A5;--ok-bg:#0F3328;--bad:#FF8A80;--bad-bg:#3C1B19;--wire:#C9D4F2;--dep-bg:#1A2742;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#0A1224;--surface:#121D36;--accent:#FFC400;--ink:#E9EEFB;--muted:#9AA7C2;--line:#25324F;--st:#8FA8FF;--st-bg:#1B2A55;--ok:#4FD1A5;--ok-bg:#0F3328;--bad:#FF8A80;--bad-bg:#3C1B19;--wire:#C9D4F2;--dep-bg:#1A2742;color-scheme:dark}
body{font-size:17px;line-height:1.65;margin:0}
h1,h2,h3{font-family:var(--font-head);letter-spacing:-.01em;text-wrap:balance}
h1{font-weight:800;line-height:1.05}h2{font-weight:600;font-size:1.45rem}h3{font-weight:600}
a{color:var(--st)}
button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid var(--st);outline-offset:2px}
/* bilah atas, logo, kaki */
.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;max-width:1040px;margin:0 auto;padding:16px}
.topbar nav{display:flex;gap:18px;font-size:15px}.topbar nav a{color:var(--ink);text-decoration:none}.topbar nav a:hover{text-decoration:underline}
.logo{font-family:var(--font-head);font-weight:800;font-size:1.6rem;letter-spacing:-.02em;color:var(--ink);text-decoration:none;display:inline-flex;align-items:center}
.logo .o{display:inline-block;width:.62em;height:.62em;border:.13em solid var(--ink);border-radius:50%;background:var(--accent);margin:0 .02em;transform:translateY(.04em)}
.foot{max-width:1040px;margin:64px auto 0;padding:24px 16px 48px;border-top:1px solid var(--line);color:var(--muted);font-size:14.5px}
.foot p{max-width:62ch}.foot b{color:var(--ink)}
/* beranda */
main>.hero,main>.peta{max-width:1040px;margin-inline:auto;padding-inline:16px}
.hero{display:grid;gap:32px;padding-block:24px 56px;align-items:center}
@media (min-width:860px){.hero{grid-template-columns:1.05fr .95fr;gap:48px;padding-block:56px 80px}}
.hero h1{font-size:clamp(2.6rem,1.6rem + 4.4vw,4.6rem)}
.lead{font-size:1.15rem;max-width:46ch;margin-top:18px;color:var(--ink)}
.aksi{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.loop{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:20px 16px 18px;display:grid;gap:8px}
.loop svg{width:100%;height:auto;display:block}
.loop .plate{stroke:var(--ink);stroke-width:4;stroke-linecap:round}.loop .plate.pendek{stroke-width:6}
.loop .lampu{fill:var(--surface);stroke:var(--ink);stroke-width:3}.loop .sendi{fill:var(--ink)}
.lbl-svg{font-size:12.5px;fill:var(--muted);font-family:var(--font-body)}
.loop figcaption{display:grid;gap:10px;justify-items:start;padding-inline:6px}.loop figcaption p{font-size:15px;color:var(--muted);min-height:3.2em}
.dot{fill:var(--accent);stroke:var(--ink);stroke-width:1.4;opacity:1}
#tuas{cursor:pointer;stroke-width:4}
/* peta */
.peta{padding-bottom:24px}.peta .pengantar{max-width:56ch;margin:8px 0 28px}
.stasiun{list-style:none;margin:0;padding:0;position:relative;display:grid;gap:0}
.stasiun>li{display:grid;grid-template-columns:44px 1fr;gap:16px;padding-bottom:30px;position:relative}
.stasiun>li:not(:last-child)::before{content:"";position:absolute;left:21px;top:44px;bottom:0;width:3px;background:var(--ink)}
.stasiun>li.belum:not(:last-child)::before{background:repeating-linear-gradient(var(--line) 0 6px,transparent 6px 12px)}
.stasiun .no{width:44px;height:44px;border-radius:50%;border:3px solid var(--ink);background:var(--accent);color:#0E1B33;font-family:var(--font-head);font-weight:800;font-size:1.15rem;display:grid;place-items:center}
.stasiun .belum .no{background:var(--surface);color:var(--muted);border-color:var(--line)}
.stasiun h3{font-size:1.3rem;margin-top:6px}.stasiun p{margin:2px 0 0;max-width:58ch}
.stasiun .belum h3{color:var(--muted)}
.materi{list-style:none;padding:0;margin:14px 0 0;display:grid;max-width:520px;border-top:1px solid var(--line)}
.materi li{display:flex;justify-content:space-between;gap:12px;padding:10px 2px;border-bottom:1px solid var(--line)}
.materi a{font-weight:700;color:var(--ink);text-decoration-color:var(--st);text-underline-offset:3px}.materi span{font-size:14px;white-space:nowrap}
.kecil{font-size:14px}.segera{font-size:14.5px;color:var(--muted)}
/* tombol */
.btn{font-family:var(--font-body);font-weight:700;font-size:16px;padding:12px 22px;border:2px solid var(--ink);border-radius:999px;background:var(--accent);color:#0E1B33;cursor:pointer;text-decoration:none;display:inline-block;box-shadow:0 3px 0 var(--ink);transition:transform .08s,box-shadow .08s}
.btn:active{transform:translateY(3px);box-shadow:0 0 0 var(--ink)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ink);box-shadow:none}
.btn.ghost:active{transform:none}
.btn[disabled]{opacity:.4;box-shadow:none;cursor:default}
/* halaman materi */
.wrap{max-width:760px;padding-block:8px 64px}
.crumb{text-transform:none;letter-spacing:0;font-family:var(--font-body);font-weight:700;font-size:14px;color:var(--st);background:var(--st-bg);width:fit-content;padding:2px 12px;border-radius:999px}
.head{border-bottom:0;padding-bottom:4px}
.head h1{font-size:clamp(2rem,1.3rem + 3vw,3rem)}
.meta dt,.box h3,.picker .lbl{text-transform:none;letter-spacing:0;font-size:13px}
.badge-draft{background:var(--accent);color:#0E1B33;font-family:var(--font-body);font-weight:700;border-radius:999px;padding:2px 12px}
.pre span{background:var(--surface)}
.picker a{border-color:var(--line)}.picker a[aria-current="page"]{background:var(--ink);color:var(--bg)}
.deck{gap:16px}
.prog .bar{height:10px;border-radius:999px;background:var(--line)}.prog .bar i{background:var(--st);border-radius:999px}
.prog .lbl{font-family:var(--font-body);font-size:13.5px;font-weight:700}
.card{border:1px solid var(--line);border-top:1px solid var(--line);border-radius:24px;padding:26px 22px;gap:16px;min-height:320px}
@media (min-width:600px){.card{padding:32px 34px}}
.card h2{font-size:1.6rem;font-weight:800}
.nav{gap:12px}
.seg{border:2px solid var(--ink);background:transparent}.seg button{font-weight:700;padding:7px 18px}.seg button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
.sim,.box{border-radius:18px}.sim-bar{font-family:var(--font-body);font-weight:700;font-size:13px}
.opt{border-radius:14px;padding:12px 16px;border-width:2px}.opt:hover:not([disabled]){border-color:var(--st)}
.tap button{border-radius:16px;border-width:2px}.tap button.open{border-color:var(--st)}
.num{font-family:var(--font-body);border-radius:12px;border-width:2px;font-weight:700}
.fb{border-radius:14px}
.kode,.mono,.num.mono{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace}
.box.note{border-left:6px solid var(--accent)}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
.loop svg{overflow:visible}
.badge-draft{width:fit-content;white-space:nowrap}
.sempit .topbar,.sempit .foot{max-width:792px}

/* --- tambahan revisi --- */
body{background:var(--bg);color:var(--ink)}
.lompat{position:absolute;left:-9999px;top:8px;background:var(--surface);padding:8px 14px;border-radius:999px;z-index:10}.lompat:focus{left:16px}
.topbar nav{align-items:center}
.tema{font:inherit;font-size:18px;line-height:1;width:36px;height:36px;border-radius:50%;border:2px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;display:grid;place-items:center}
.tema:hover{border-color:var(--ink)}
.materi li{align-items:baseline}
.materi .kode-id{font-family:var(--font-mono);font-size:13px;font-weight:600;color:var(--st);margin-right:4px}
.materi .info{display:flex;gap:6px;align-items:baseline;flex-wrap:wrap;justify-content:flex-end}
.materi li.kosong{color:var(--muted)}
.tag{font-size:12px;font-weight:700;border:1.5px solid var(--line);border-radius:999px;padding:0 8px;color:var(--muted);white-space:nowrap}
.tag.proyek{border-color:var(--accent);background:var(--accent);color:#0E1B33}
.tag.slot{border-style:dashed}
.stasiun h3{font-size:1.2rem}
.pre a,.nextrow a{font-size:12.5px;border:1px solid var(--line);border-radius:999px;padding:1px 10px;background:var(--surface);color:var(--ink);text-decoration:none}
.nextrow a{font-size:14px;border-radius:8px;padding:6px 12px}
.pre a:hover,.nextrow a:hover{border-color:var(--st);color:var(--st)}
.pre span[title]{opacity:.7}
.ssr-dl{display:grid;gap:4px 0}.ssr-dl dt{font-weight:700;margin-top:8px}.ssr-dl dd{margin:0}
.sec .k{font-family:var(--font-body)}
/* widget */
.cek{display:flex;gap:8px;align-items:center;font-size:14.5px;color:var(--ink)}
.cek input{width:18px;height:18px;accent-color:var(--st)}
.tbl-wrap table td,.tbl-wrap table th{white-space:normal}
tr.kini td{background:var(--st-bg);font-weight:700}
.kode .ln.kini{background:var(--accent);color:#0E1B33;border-radius:4px}
.kode.keluar{min-height:2.2em;margin:4px 0 0}
.hole{fill:var(--bg);stroke:var(--muted);stroke-width:1.2;cursor:pointer}
.hole.on{fill:var(--st);stroke:var(--st)}.hole.pilih{fill:var(--accent);stroke:var(--ink);stroke-width:2}
.hole:focus-visible{outline:none;stroke:var(--st);stroke-width:3}
.bb{overflow-x:auto}.bb svg{min-width:420px}
ol.urut{list-style:decimal;padding-left:1.6em;margin:0 14px 14px}
ol.urut li{background:none;padding:2px 0}
textarea.num{font-family:var(--font-mono);font-weight:400;font-size:14px;resize:vertical}
.btn.ghost[aria-pressed="true"]{background:var(--st-bg);border-color:var(--st)}
.wg .calc{margin-top:0}
.wgrow label.cek{flex-direction:row;align-items:center;color:var(--ink);font-size:14.5px}
textarea.num{box-sizing:border-box;max-width:100%}
.materi a{text-decoration:none}.materi a .t{text-decoration:underline;text-decoration-color:var(--st);text-underline-offset:3px}
.ssr{display:grid;gap:36px}
html:not(.js) .tema{display:none}
.tema svg{width:18px;height:18px;display:block}