/* Layout: satu kolom sempit (≤980px) — pita header bergaris guilloche ala uang kertas ORI, lalu jalur 4 tahap; mode CAT memakai layar kerja 2 panel (soal | grid nomor). */
:root{
  --bg:#f2f4f7; --surface:#ffffff; --surface-2:#e8ecf2; --ink:#14233a; --muted:#59667a; --line:#d4dbe5;
  --navy:#0f2c52; --navy-2:#173d6b; --on-navy:#f4f6fa; --gold:#9c7019; --gold-2:#c99a3c; --gold-soft:#f5ecd6;
  --ok:#1d7347; --ok-soft:#e0f1e7; --bad:#b0352b; --bad-soft:#f8e2df; --warn:#a06c00; --warn-soft:#fbefcc;
  --f-ui:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --r:10px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0b131e; --surface:#121d2b; --surface-2:#1a2738; --ink:#e5eaf1; --muted:#97a4b6; --line:#2a3a4f;
  --navy:#0d2443; --navy-2:#163a64; --on-navy:#eef2f8; --gold:#d6aa52; --gold-2:#e2bd6e; --gold-soft:#3a2f18;
  --ok:#4cc28a; --ok-soft:#14321f; --bad:#f07a6e; --bad-soft:#3b1a17; --warn:#e3b44c; --warn-soft:#382c10; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0b131e; --surface:#121d2b; --surface-2:#1a2738; --ink:#e5eaf1; --muted:#97a4b6; --line:#2a3a4f;
  --navy:#0d2443; --navy-2:#163a64; --on-navy:#eef2f8; --gold:#d6aa52; --gold-2:#e2bd6e; --gold-soft:#3a2f18;
  --ok:#4cc28a; --ok-soft:#14321f; --bad:#f07a6e; --bad-soft:#3b1a17; --warn:#e3b44c; --warn-soft:#382c10; color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--f-ui);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--navy)}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--gold-2);outline-offset:2px;border-radius:6px}
h1,h2,h3{text-wrap:balance;margin:0;line-height:1.2}
.wrap{max-width:980px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.eyebrow{font-size:11.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

/* Header band */
.band{background:var(--navy);color:var(--on-navy);position:relative;overflow:hidden}
.band::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.16;
  background:repeating-radial-gradient(circle at 88% 120%,transparent 0 9px,var(--gold-2) 9px 10px),repeating-radial-gradient(circle at 70% -40%,transparent 0 13px,var(--on-navy) 13px 14px)}
.band .wrap{position:relative;z-index:1;padding-block:22px 26px}
.topline{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.01em}
.seal{width:34px;height:34px;border-radius:50%;border:2px solid var(--gold-2);display:grid;place-items:center;font-size:17px}
.band h1{font-size:clamp(28px,5vw,44px);font-weight:800;letter-spacing:-.02em;margin-top:18px}
.band h1 em{font-style:normal;color:var(--gold-2)}
.band p.lead{max-width:62ch;color:color-mix(in srgb,var(--on-navy) 80%,transparent);margin:10px 0 0}
.chip-tk{display:inline-flex;gap:8px;align-items:center;background:color-mix(in srgb,var(--on-navy) 10%,transparent);border:1px solid color-mix(in srgb,var(--on-navy) 25%,transparent);padding:6px 12px;border-radius:999px;font-size:13px;font-weight:600}
.btn-ghost-light{background:transparent;border:1px solid color-mix(in srgb,var(--on-navy) 35%,transparent);color:var(--on-navy);padding:7px 14px;border-radius:8px;font-size:13px;font-weight:600}

main.wrap{padding-block:28px 60px;display:flex;flex-direction:column;gap:32px}
section h2{font-size:20px;font-weight:800;letter-spacing:-.01em}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.sec-head p{margin:4px 0 0;color:var(--muted);max-width:60ch}

/* Tingkat cards */
.tk-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
@media (max-width:760px){.tk-grid{grid-template-columns:1fr}}
.tk{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;text-align:left;display:flex;flex-direction:column;gap:10px;transition:border-color .15s,transform .15s}
.tk:hover{border-color:var(--gold);transform:translateY(-2px)}
.tk .roman{font-size:46px;font-weight:800;line-height:1;color:var(--navy-2);letter-spacing:-.03em}
:root[data-theme="dark"] .tk .roman{color:var(--gold-2)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .tk .roman{color:var(--gold-2)}}
.tk .meta{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:13.5px}
.tk .meta dt{color:var(--muted)} .tk .meta dd{margin:0;font-weight:600}
.tk .go{margin-top:auto;font-weight:700;color:var(--gold);font-size:14px}

.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
@media (max-width:760px){.facts{grid-template-columns:1fr}}
.fact{border-top:3px solid var(--navy-2);background:var(--surface);padding:14px 16px;border-radius:0 0 var(--r) var(--r)}
.fact h3{font-size:15px;font-weight:700} .fact p{margin:6px 0 0;font-size:13.5px;color:var(--muted)}
.fact .mono{color:var(--ink);font-size:12.5px;background:var(--surface-2);padding:1px 6px;border-radius:5px}
.note{font-size:13px;color:var(--muted);background:var(--surface-2);border-radius:var(--r);padding:12px 14px}

/* Path */
.path{display:flex;flex-direction:column;gap:0;position:relative}
.stage{display:grid;grid-template-columns:52px minmax(0,1fr);gap:14px;position:relative;padding-bottom:18px}
.stage:not(:last-child)::before{content:"";position:absolute;left:25px;top:52px;bottom:0;width:2px;background:var(--line)}
.stage.done:not(:last-child)::before{background:var(--gold)}
.node{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:18px;background:var(--surface);border:2px solid var(--line);color:var(--muted)}
.stage.open .node{border-color:var(--navy-2);color:var(--navy-2)}
.stage.done .node{background:var(--gold);border-color:var(--gold);color:var(--surface)}
:root[data-theme="dark"] .stage.open .node{border-color:var(--gold-2);color:var(--gold-2)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .stage.open .node{border-color:var(--gold-2);color:var(--gold-2)}}
.scard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;display:flex;flex-direction:column;gap:10px;min-width:0}
.stage.locked .scard{opacity:.62}
.scard .row{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:baseline}
.scard h3{font-size:17px;font-weight:800}
.scard p{margin:0;color:var(--muted);font-size:14px}
.specs{display:flex;gap:6px;flex-wrap:wrap}
.spec{font-size:12px;font-weight:600;padding:3px 9px;border-radius:999px;background:var(--surface-2);color:var(--ink)}
.best{font-size:12.5px;font-weight:700;color:var(--gold)}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{border:0;border-radius:8px;padding:10px 16px;font-weight:700;font-size:14px;background:var(--navy-2);color:var(--on-navy)}
.btn:hover{background:var(--navy)}
.btn.gold{background:var(--gold);color:#fff}
.btn.line{background:transparent;border:1px solid var(--line);color:var(--ink)}
.btn.line:hover{border-color:var(--navy-2)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.sm{padding:7px 12px;font-size:13px}
.topics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
@media (max-width:620px){.topics{grid-template-columns:repeat(2,minmax(0,1fr))}}
.topic{border:1px solid var(--line);background:var(--bg);border-radius:8px;padding:9px 10px;text-align:left;font-size:13px;font-weight:600;display:flex;flex-direction:column;gap:2px}
.topic small{color:var(--muted);font-weight:500}
.topic:hover:not(:disabled){border-color:var(--gold)}
.lockmsg{font-size:12.5px;color:var(--muted);display:flex;gap:6px;align-items:center}
.toggle{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted)}

/* History */
.hist{width:100%;border-collapse:collapse;font-size:13.5px}
.hist th{text-align:left;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700;padding:8px 10px;border-bottom:1px solid var(--line)}
.hist td{padding:9px 10px;border-bottom:1px solid var(--line)}
.tbl{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.pill{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.06em;padding:3px 8px;border-radius:999px}
.pill.ok{background:var(--ok-soft);color:var(--ok)} .pill.bad{background:var(--bad-soft);color:var(--bad)} .pill.mid{background:var(--surface-2);color:var(--muted)}

/* Materi */
details.m{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:0 16px}
details.m+details.m{margin-top:8px}
details.m summary{cursor:pointer;padding:13px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between}
details.m summary::after{content:"+";color:var(--gold);font-weight:800}
details.m[open] summary::after{content:"–"}
details.m ul{margin:0 0 14px;padding-left:18px;font-size:14px;max-width:72ch} details.m li{margin:3px 0}

/* Practice */
.pwrap{max-width:760px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:20px 60px;display:flex;flex-direction:column;gap:16px}
.pbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:space-between}
.prog{height:6px;background:var(--surface-2);border-radius:99px;overflow:hidden;flex:1;min-width:120px}
.prog i{display:block;height:100%;background:var(--gold);transition:width .3s}
.qcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;display:flex;flex-direction:column;gap:14px}
.catchip{align-self:flex-start;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);background:var(--gold-soft);padding:3px 9px;border-radius:999px}
.qtext{font-size:16.5px;line-height:1.6}
.opts{display:flex;flex-direction:column;gap:8px}
.opt{display:grid;grid-template-columns:32px minmax(0,1fr);gap:12px;align-items:center;text-align:left;background:var(--bg);border:1.5px solid var(--line);border-radius:9px;padding:10px 12px;font-size:15px}
.opt .L{width:32px;height:32px;border-radius:7px;display:grid;place-items:center;font-weight:800;background:var(--surface);border:1px solid var(--line);font-family:var(--f-mono);font-size:13px}
.opt:hover:not(:disabled){border-color:var(--navy-2)}
.opt.sel{border-color:var(--navy-2);background:color-mix(in srgb,var(--navy-2) 10%,var(--surface))}
.opt.sel .L{background:var(--navy-2);color:var(--on-navy);border-color:var(--navy-2)}
.opt.ok{border-color:var(--ok);background:var(--ok-soft)} .opt.ok .L{background:var(--ok);color:#fff;border-color:var(--ok)}
.opt.bad{border-color:var(--bad);background:var(--bad-soft)} .opt.bad .L{background:var(--bad);color:#fff;border-color:var(--bad)}
.opt:disabled{cursor:default}
.expl{border-left:3px solid var(--gold);background:var(--gold-soft);padding:12px 14px;border-radius:0 8px 8px 0;font-size:14px}
.expl b{display:block;margin-bottom:2px}
.timer-s{font-family:var(--f-mono);font-weight:700;font-size:14px;padding:4px 10px;border-radius:7px;background:var(--surface-2)}
.timer-s.low{background:var(--bad-soft);color:var(--bad)}
.streak{font-size:13px;font-weight:700;color:var(--gold)}

/* CAT */
.cat{min-height:100%;display:flex;flex-direction:column}
.cat-top{background:var(--navy);color:var(--on-navy);position:sticky;top:env(safe-area-inset-top,0px);z-index:5}
.cat-top .in{max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:10px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.cat-top .who{display:flex;flex-direction:column;line-height:1.3;min-width:0}
.cat-top .who small{opacity:.75;font-size:12px}
.cat-top .who b{font-size:15px}
.clock{font-family:var(--f-mono);font-weight:700;font-size:22px;background:color-mix(in srgb,var(--on-navy) 12%,transparent);padding:4px 12px;border-radius:8px;letter-spacing:.04em}
.clock.low{background:var(--bad);color:#fff}
.cat-body{max-width:1180px;width:100%;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:18px 40px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}
@media (max-width:860px){.cat-body{grid-template-columns:1fr}}
.qpane{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);display:flex;flex-direction:column}
.qhead{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:12px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.qhead b{font-size:15px}
.qbody{padding:18px;display:flex;flex-direction:column;gap:16px}
.qfoot{display:flex;justify-content:space-between;gap:8px;padding:12px 18px;border-top:1px solid var(--line);flex-wrap:wrap}
.btn.ragu{background:var(--warn-soft);color:var(--warn);border:1px solid var(--warn)}
.btn.ragu.on{background:var(--warn);color:#fff}
.side{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px;display:flex;flex-direction:column;gap:12px;position:sticky;top:calc(env(safe-area-inset-top,0px) + 70px)}
@media (max-width:860px){.side{position:static}}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(38px,1fr));gap:6px}
.gn{height:36px;border-radius:6px;border:1px solid var(--line);background:var(--bg);font-family:var(--f-mono);font-size:12.5px;font-weight:700;padding:0}
.gn.ans{background:var(--ok);color:#fff;border-color:var(--ok)}
.gn.flag{background:var(--warn);color:#fff;border-color:var(--warn)}
.gn.cur{outline:2.5px solid var(--navy-2);outline-offset:1px}
:root[data-theme="dark"] .gn.cur{outline-color:var(--gold-2)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .gn.cur{outline-color:var(--gold-2)}}
.legend{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.legend span{display:inline-flex;align-items:center;gap:5px}
.legend i{width:12px;height:12px;border-radius:3px;display:inline-block;border:1px solid var(--line)}
.counts{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;text-align:center}
.counts div{background:var(--surface-2);border-radius:7px;padding:6px 4px}
.counts b{display:block;font-family:var(--f-mono);font-size:17px}
.counts small{font-size:11px;color:var(--muted)}
.kbd{font-size:11.5px;color:var(--muted)}

/* Modal */
.scrim{position:fixed;inset:0;background:color-mix(in srgb,#000 55%,transparent);display:grid;place-items:center;z-index:20;padding:16px}
.modal{background:var(--surface);border-radius:12px;max-width:440px;width:100%;padding:22px;display:flex;flex-direction:column;gap:14px;border:1px solid var(--line)}
.modal h3{font-size:18px}
.modal p{margin:0;color:var(--muted);font-size:14px}

/* Result */
.verdict{background:var(--navy);color:var(--on-navy);border-radius:12px;padding:22px;position:relative;overflow:hidden}
.verdict::after{content:"";position:absolute;inset:0;opacity:.13;pointer-events:none;background:repeating-radial-gradient(circle at 100% 100%,transparent 0 9px,var(--gold-2) 9px 10px)}
.verdict>*{position:relative;z-index:1}
.verdict .big{font-size:clamp(30px,6vw,46px);font-weight:800;letter-spacing:-.02em}
.verdict .big.ok{color:#7fe0ad} .verdict .big.bad{color:#ffb0a6}
.sgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (max-width:620px){.sgrid{grid-template-columns:1fr}}
.sbox{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:8px}
.sbox .val{font-family:var(--f-mono);font-size:32px;font-weight:700}
.sbox .meter{height:8px;background:var(--surface-2);border-radius:99px;position:relative}
.sbox .meter i{position:absolute;inset:0 auto 0 0;border-radius:99px;background:var(--navy-2)}
.sbox .meter i.ok{background:var(--ok)} .sbox .meter i.bad{background:var(--bad)}
.sbox .meter u{position:absolute;top:-4px;bottom:-4px;width:2px;background:var(--ink)}
.sbox small{color:var(--muted);font-size:12.5px}
.bars{display:flex;flex-direction:column;gap:9px}
.bar{display:grid;grid-template-columns:minmax(0,190px) minmax(0,1fr) 52px;gap:10px;align-items:center;font-size:13.5px}
.bar .t{height:10px;background:var(--surface-2);border-radius:99px;overflow:hidden}
.bar .t i{display:block;height:100%;background:var(--gold)}
.bar .n{font-family:var(--f-mono);text-align:right;font-size:12.5px}
@media (max-width:520px){.bar{grid-template-columns:1fr 52px}.bar .t{grid-column:1/-1;order:3}}
.rv{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:10px}
.rv .rh{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;align-items:center}
.rv .opts .opt{font-size:14px;padding:7px 10px}
.rv .opts .opt .L{width:26px;height:26px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.seg button{border:0;background:var(--surface);padding:7px 12px;font-size:13px;font-weight:600}
.seg button.on{background:var(--navy-2);color:var(--on-navy)}
.foot{font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}
.foot a{color:var(--gold)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ===== tambahan web app ===== */
.menu{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
@media (max-width:620px){.menu{grid-template-columns:1fr}}
.mcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;text-align:left;display:grid;grid-template-columns:48px minmax(0,1fr);gap:14px;align-items:start;transition:border-color .15s,transform .15s;text-decoration:none;color:inherit}
.mcard:hover{border-color:var(--gold);transform:translateY(-2px)}
.mcard .ic{width:48px;height:48px;border-radius:12px;background:var(--gold-soft);color:var(--gold);display:grid;place-items:center}
.mcard .ic svg{width:24px;height:24px}
.mcard h3{font-size:17px;font-weight:800}
.mcard p{margin:4px 0 8px;color:var(--muted);font-size:14px}
.tag{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;padding:3px 9px;border-radius:999px;background:var(--surface-2);color:var(--ink)}
.tag.prem{background:var(--gold-soft);color:var(--gold)}
.tag.free{background:var(--ok-soft);color:var(--ok)}
.tag svg{width:12px;height:12px}
.upsell{background:var(--surface);border:1.5px solid var(--gold);border-radius:12px;padding:18px 20px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:center}
@media (max-width:620px){.upsell{grid-template-columns:1fr}}
.upsell h3{font-size:18px;font-weight:800}
.upsell ul{margin:8px 0 0;padding-left:18px;font-size:14px;color:var(--muted)}
.price{font-family:var(--f-mono);font-size:26px;font-weight:700;color:var(--gold)}
.price small{font-family:var(--f-ui);font-size:12.5px;color:var(--muted);font-weight:600;display:block}
.authbox{max-width:420px;margin:-36px auto 0;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:22px;position:relative;z-index:2;display:flex;flex-direction:column;gap:14px}
.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:13px;font-weight:600}
.field input,.field select{font:inherit;padding:10px 12px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--ink)}
.field input:focus{outline:2px solid var(--gold-2);outline-offset:0}
.msg{font-size:13.5px;padding:9px 12px;border-radius:8px}
.msg.bad{background:var(--bad-soft);color:var(--bad)} .msg.ok{background:var(--ok-soft);color:var(--ok)}
.crumb{display:flex;gap:6px;align-items:center;font-size:13px;color:var(--muted);flex-wrap:wrap}
.crumb a{color:var(--gold);text-decoration:none;font-weight:600}
.book{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.book h3{font-size:16px;font-weight:800;padding:14px 16px;border-bottom:1px solid var(--line)}
.book ol{list-style:none;margin:0;padding:0}
.book li+li{border-top:1px solid var(--line)}
.book li button{width:100%;display:flex;justify-content:space-between;gap:10px;align-items:center;text-align:left;background:transparent;border:0;padding:11px 16px;font-size:14.5px}
.book li button:hover{background:var(--bg)}
.book li .no{font-family:var(--f-mono);color:var(--muted);font-size:12.5px;margin-right:8px}
.prose{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;font-size:15.5px;line-height:1.7;min-width:0}
.prose h2{font-size:22px;font-weight:800;margin:0 0 12px}
.prose h3{font-size:17px;margin:18px 0 8px}
.prose p,.prose ul,.prose ol{margin:0 0 12px;max-width:70ch}
.prose table{border-collapse:collapse;width:100%;font-size:14px;margin:0 0 14px;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.prose th{background:var(--surface-2)}
.prose blockquote{margin:0 0 12px;border-left:3px solid var(--gold);background:var(--gold-soft);padding:10px 14px;border-radius:0 8px 8px 0}
.prose blockquote p{margin:0}
.prose code{font-family:var(--f-mono);font-size:13px;background:var(--surface-2);padding:1px 5px;border-radius:4px}
.pager{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.lockcard{background:var(--surface);border:1.5px dashed var(--gold);border-radius:var(--r);padding:18px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.lockcard h3{font-size:16px;font-weight:800;display:flex;gap:8px;align-items:center}
.lockcard p{margin:0;color:var(--muted);font-size:14px}
.blur{filter:blur(5px);pointer-events:none;user-select:none;opacity:.7}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(18px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:10px;font-size:14px;font-weight:600;z-index:30;max-width:calc(100% - 32px)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
@media (max-width:720px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px}
.stat b{display:block;font-family:var(--f-mono);font-size:24px}
.stat small{color:var(--muted);font-size:12.5px}
.chart{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px;overflow-x:auto}
.chart svg{display:block;width:100%;min-width:420px;height:auto}
.chart text{fill:var(--muted);font-family:var(--f-mono);font-size:11px}
.navback{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.inline-form{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.inline-form input{font:inherit;padding:7px 10px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--ink);min-width:0}

.tk.on{border:2px solid var(--gold);background:var(--gold-soft)}
.tk.on .go{color:var(--gold)}
.menu.three{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:860px){.menu.three{grid-template-columns:1fr}}
.plans{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
@media (max-width:620px){.plans{grid-template-columns:1fr}}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 20px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.plan.prem{border:1.5px solid var(--gold)}
.plan.cur{box-shadow:0 0 0 3px var(--gold-soft)}
.plan ul{margin:0;padding-left:0;list-style:none;font-size:14px;display:flex;flex-direction:column;gap:5px;flex:1}
.plan li::before{content:"✓";color:var(--ok);font-weight:800;margin-right:8px}
.plan li.no{color:var(--muted)} .plan li.no::before{content:"✕";color:var(--muted)}