/* WalletPrep Learn. Same design system as Variant Sudoku (tokens, type, components), with a money-green accent.
   Keep tokens in sync with BRAND.md and the tailwind.config in index.html. */
:root{
  --ground:#FBF8F4;--paper:#FFFFFF;--surface:#FFFFFF;--surface-2:#F3EFE9;--hover:#F0EBE4;
  --ink:#2C2C2E;--ink-2:#48484A;--muted:#6B6862;--faint:#A8A39B;--edge:#E6E0D7;--edge-2:#D6CEC2;
  --accent:#1F8A5B;--accent-ink:#17704A;--accent-soft:#E2F2EA;--on-accent:#fff;--accent-edge:#15694A;
  --warm:#E2A23B;--blue:#2F7FB8;--good:#1F8A5B;--good-t:rgba(31,138,91,.13);--bad:#D9483B;--bad-t:rgba(217,72,59,.12);
  --shadow:0 1px 3px rgba(44,36,28,.05),0 10px 28px -14px rgba(44,36,28,.2);--shadow-lg:0 24px 70px -20px rgba(44,36,28,.32);
  --sans:"Plus Jakarta Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;--mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --ease:cubic-bezier(.16,1,.3,1);color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:dark;
  --ground:#1A1917;--paper:#242220;--surface:#242220;--surface-2:#1F1D1B;--hover:#2D2A27;
  --ink:#F2EEE8;--ink-2:#CFC9C0;--muted:#9D968C;--faint:#6A645C;--edge:#34302C;--edge-2:#433E38;
  --accent:#5CC98A;--accent-ink:#7FD8A4;--accent-soft:#1C3328;--on-accent:#0F1E17;--accent-edge:#3E9E68;
  --warm:#F0B24A;--blue:#6FB3E3;--good:#5CC98A;--good-t:rgba(92,201,138,.14);--bad:#FF6F61;--bad-t:rgba(255,111,97,.15);
  --shadow:0 1px 2px rgba(0,0,0,.5),0 14px 36px -14px rgba(0,0,0,.8);--shadow-lg:0 24px 80px -20px rgba(0,0,0,.9)}}
:root[data-theme="dark"]{color-scheme:dark;
  --ground:#1A1917;--paper:#242220;--surface:#242220;--surface-2:#1F1D1B;--hover:#2D2A27;
  --ink:#F2EEE8;--ink-2:#CFC9C0;--muted:#9D968C;--faint:#6A645C;--edge:#34302C;--edge-2:#433E38;
  --accent:#5CC98A;--accent-ink:#7FD8A4;--accent-soft:#1C3328;--on-accent:#0F1E17;--accent-edge:#3E9E68;
  --warm:#F0B24A;--blue:#6FB3E3;--good:#5CC98A;--good-t:rgba(92,201,138,.14);--bad:#FF6F61;--bad-t:rgba(255,111,97,.15);
  --shadow:0 1px 2px rgba(0,0,0,.5),0 14px 36px -14px rgba(0,0,0,.8);--shadow-lg:0 24px 80px -20px rgba(0,0,0,.9)}

*{box-sizing:border-box}[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--ground);color:var(--ink);font:400 16px/1.55 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{width:100%;max-width:1220px;margin:0 auto;padding:0 32px}
h1,h2,h3{text-wrap:balance}

/* header */
.top{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--ground) 92%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--edge)}
.top .wrap{display:flex;align-items:center;gap:22px;height:66px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:19px;letter-spacing:-.02em}
.brand b{color:var(--accent);font-weight:800}.bi{width:30px;height:30px;color:var(--ink)}
.top nav{display:flex;gap:4px;flex:1}
.top nav a{padding:7px 12px;border-radius:10px;text-decoration:none;color:var(--muted);font-weight:500;font-size:15px}
.top nav a:hover{color:var(--ink);background:var(--hover)}
.top nav a.on{color:var(--ink);background:var(--surface);box-shadow:inset 0 0 0 1px var(--edge-2)}
#themeBtn{width:38px;height:38px;border:0;border-radius:10px;background:none;color:var(--ink-2);cursor:pointer;display:grid;place-items:center}
#themeBtn:hover{background:var(--hover)}#themeBtn svg{width:20px;height:20px}
.foot{margin-top:72px;border-top:1px solid var(--edge);padding:28px 0 48px;font-size:14px;color:var(--muted)}
.foot nav{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:8px}.foot nav a{text-decoration:none;color:var(--ink-2)}.foot nav a:hover{color:var(--ink)}
.foot p{margin:0;font-size:13px;max-width:70ch}

/* buttons, chips */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border:0;border-radius:12px;background:var(--accent);color:var(--on-accent);font:700 16px var(--sans);text-decoration:none;cursor:pointer;box-shadow:0 2px 0 var(--accent-edge);transition:transform .12s var(--ease),filter .12s}
.btn:hover{filter:brightness(1.06)}.btn:active{transform:translateY(1px);box-shadow:none}
.btn.ghost{background:var(--surface);color:var(--ink);box-shadow:inset 0 0 0 1px var(--edge-2),0 2px 0 var(--edge-2)}
.btn.ghost:hover{background:var(--hover);filter:none}
.btn.sm{height:40px;padding:0 16px;font-size:14.5px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:9px 16px;border-radius:12px;background:var(--surface);box-shadow:inset 0 0 0 1px var(--edge-2),0 2px 0 var(--edge);text-decoration:none;font-weight:600;font-size:14.5px}
.chip:hover{background:var(--hover)}

.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--muted);padding:26px 0 16px}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--ink)}
.lhead{padding:30px 0 26px;display:grid;gap:10px}
.lhead h1{margin:0;font-size:clamp(34px,4.2vw,50px);line-height:1.04;font-weight:800;letter-spacing:-.03em}
.lhead p{margin:0;font-size:18px;color:var(--ink-2);max-width:62ch}
.sec{display:grid;gap:14px;padding-top:44px}
.sec>h2{margin:0;font-size:24px;font-weight:800;letter-spacing:-.015em}

/* hero card: content left, animated stage right */
.lhero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);background:var(--surface);border-radius:24px;box-shadow:inset 0 0 0 1px var(--edge);overflow:hidden;min-height:330px}
.lhero .cont{padding:40px 44px;display:grid;gap:16px;align-content:center;justify-items:start}
.lhero h1,.lhero h2{margin:0;font-weight:800;letter-spacing:-.025em;line-height:1.08}
.lhero h1{font-size:clamp(30px,3vw,42px)}.lhero h2{font-size:clamp(25px,2.4vw,32px)}
.lhero .cont>p{margin:0;font-size:17px;line-height:1.55;color:var(--ink-2);max-width:42ch}
.ha{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.lhero .meta{font-size:13.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px}
.prog{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--muted);width:100%;max-width:320px}
.prog u{flex:1;height:6px;border-radius:3px;background:var(--edge);overflow:hidden;text-decoration:none}.prog u b{display:block;height:100%;background:var(--good);transform-origin:left;transform:scaleX(var(--p,0));transition:transform .6s var(--ease)}
.prog b{color:var(--ink)}
.stage{margin:0;background:var(--surface-2);display:grid;align-content:center;justify-items:center;gap:14px;padding:30px 34px;cursor:pointer;outline-offset:-4px}
.stage .sv{width:100%;max-width:440px;display:grid}.stage .fr{grid-area:1/1;animation:frin .45s var(--ease) both}
.stage figcaption{font-size:15.5px;line-height:1.5;color:var(--ink-2);text-align:center;max-width:40ch;min-height:3em}
.dots{display:flex;gap:6px}.dots i{width:18px;height:4px;border-radius:2px;background:var(--edge-2)}.dots i.on{background:var(--accent)}
.stage.paused figcaption::after{content:" (paused)";color:var(--muted)}
@keyframes frin{from{opacity:0}}

/* scene drawings */
.sc{width:100%;height:auto;display:block;overflow:visible}
.sc .sl{font:600 12.5px var(--sans);fill:var(--ink-2)}.sc .sl.off{fill:var(--faint)}
.sc .sm{font:600 12px var(--mono);fill:var(--ink)}.sc .sm.off{fill:var(--faint)}
.sc .sn{font:700 15px var(--mono);fill:var(--ink)}

/* hub path */
.hubpg .lhero{margin-bottom:12px}
.path2{list-style:none;margin:40px 0 0;padding:0;display:grid}
.grp{position:relative;padding:0 0 44px 60px}.grp:last-child{padding-bottom:0}
.grp::before{content:"";position:absolute;left:19px;top:52px;bottom:8px;width:2px;border-radius:1px;background:var(--edge)}
.grp:last-child::before{display:none}.grp.done::before{background:var(--good)}
.grp .num{position:absolute;left:0;top:0;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:16px;background:var(--surface);box-shadow:inset 0 0 0 1.5px var(--edge-2);color:var(--ink-2)}
.grp.done .num{background:var(--good) no-repeat center/18px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.3 5 8.6l4.6-5' fill='none' stroke='white' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");color:transparent;box-shadow:none}
.grp .gh{display:flex;align-items:center;gap:14px;min-height:40px}
.grp h2{margin:0;font-size:22px;font-weight:800;letter-spacing:-.01em}.grp h2 a{text-decoration:none}.grp h2 a:hover{text-decoration:underline}
.gc{font-size:13.5px;color:var(--muted);font-weight:600}
.gb{margin:2px 0 16px;color:var(--ink-2);font-size:15px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.rc{background:var(--surface);border-radius:16px;box-shadow:inset 0 0 0 1px var(--edge),0 2px 0 var(--edge-2);padding:12px;display:grid;gap:6px;text-decoration:none;color:var(--ink);position:relative;align-content:start;transition:transform .15s var(--ease)}
.rc:hover{transform:translateY(-2px)}.rc:active{transform:translateY(1px)}
.rc .sv{background:var(--surface-2);border-radius:10px;padding:12px 14px;display:grid;place-items:center;height:136px;margin-bottom:4px}
.rc .sv svg{max-height:112px}
.rc b{font-size:16px;font-weight:800;padding:0 4px}.rc>span:last-child{font-size:13.5px;line-height:1.45;color:var(--ink-2);padding:0 4px 4px}
.rc.done .sv{background:var(--good-t)}
.rc.done::after,.lvl a.done i,.fin-st.done>i{background:var(--good) no-repeat center/12px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.3 5 8.6l4.6-5' fill='none' stroke='white' stroke-width='1.9' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.rc.done::after{content:"";position:absolute;top:20px;right:20px;width:22px;height:22px;border-radius:50%}
.rc.next{box-shadow:inset 0 0 0 2px var(--accent),0 2px 0 var(--accent-edge)}
.about .abg{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 40px}
.about h3{margin:0 0 6px;font-size:16px;font-weight:800}.about p{margin:0;font-size:15px;line-height:1.6;color:var(--ink-2)}

/* lesson layout: path sidebar + main */
.layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:56px;align-items:start}
.path{position:sticky;top:66px;max-height:calc(100vh - 66px);overflow:auto;padding:28px 6px 28px 0;display:grid;gap:18px;scrollbar-width:thin}
.lvl .lh{display:flex;align-items:center;gap:10px;margin:0 0 6px;font-size:14.5px;font-weight:800}
.lvl .lh a{text-decoration:none}.lvl .lh a:hover{text-decoration:underline}
.lvl .lh i{flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font:800 12.5px var(--sans);font-style:normal;color:var(--ink-2);box-shadow:inset 0 0 0 1.5px var(--edge-2);background:var(--surface)}
.lvl ol{list-style:none;margin:0 0 0 12px;padding:0 0 0 12px;border-left:2px solid var(--edge);display:grid;gap:2px}
.lvl a{display:flex;align-items:center;gap:10px;padding:7px 10px;border-radius:10px;text-decoration:none;font-size:15px;color:var(--ink-2)}
.lvl a:hover{background:var(--hover);color:var(--ink)}
.lvl a i{flex:none;width:16px;height:16px;border-radius:50%;box-shadow:inset 0 0 0 1.5px var(--edge-2)}
.lvl a.done i{box-shadow:none;background-size:9px}
.lvl a.on{background:var(--accent-soft);color:var(--ink);font-weight:700}.lvl a.on i{box-shadow:inset 0 0 0 2px var(--accent)}
.lesson{min-width:0;padding-bottom:20px}

/* worth memorizing */
.kf-wrap{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:44px;align-items:start}
.kf-list{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:22px}
.kf-list li{display:grid;grid-template-columns:52px minmax(0,1fr);gap:18px;align-items:start}
.kf-n{width:52px;height:52px;display:grid;place-items:center;border:2px solid var(--ink);border-radius:8px;background:var(--surface);font:800 26px/1 var(--sans);color:var(--accent-ink)}
.kf-h{margin:2px 0 4px;font-size:17.5px;line-height:1.3;font-weight:800}
.kf-d{margin:0;font-size:15.5px;line-height:1.55;color:var(--ink-2)}
.kf-side{background:var(--accent-soft);border-radius:16px;padding:18px 20px}
.kf-side h3{margin:0 0 6px;font-size:14px;font-weight:800;color:var(--accent-ink)}.kf-side p{margin:0;font-size:15px;line-height:1.5}

/* practice */
.drills{display:grid;gap:12px}
.drill{background:var(--surface);border-radius:18px;box-shadow:inset 0 0 0 1px var(--edge);padding:18px 22px 20px}
.dn{margin:0;font-size:12.5px;color:var(--muted)}.dq{margin:4px 0 14px;font-size:17px;font-weight:700}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{font:600 15px var(--sans);color:var(--ink);background:var(--surface);border:0;border-radius:12px;padding:11px 16px;cursor:pointer;box-shadow:inset 0 0 0 1px var(--edge-2),0 2px 0 var(--edge);text-align:left}
.opt:hover{background:var(--hover)}
.opt.right{background:var(--good-t);box-shadow:inset 0 0 0 2px var(--good);color:var(--ink)}
.opt.wrong{background:var(--bad-t);box-shadow:inset 0 0 0 2px var(--bad)}
.drill.locked .opt{cursor:default}.drill.locked .opt:not(.right):not(.wrong){opacity:.5}
.why{margin:12px 0 0;font-size:15px;color:var(--ink-2)}
.drill.ok .dn::after{content:"  Correct";color:var(--good);font-weight:700}.drill.no .dn::after{content:"  Not quite";color:var(--bad);font-weight:700}

/* tips, mistakes */
.tips{display:grid;grid-template-columns:1fr 1fr;gap:4px 40px}
.tip{border-top:1px solid var(--edge-2);padding:16px 0 10px}
.tip h3{margin:0 0 6px;font-size:16px;font-weight:800}.tip p{margin:0;font-size:15px;color:var(--ink-2);line-height:1.55}

/* worked example */
.wex{background:var(--surface);border-radius:18px;box-shadow:inset 0 0 0 1px var(--edge);padding:22px 24px}
.wex-set{margin:0 0 16px;font-weight:600;font-size:15.5px}
.wex-g{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,320px);gap:28px;align-items:start}
.wex-steps{margin:0;padding-left:22px;display:grid;gap:10px;font-size:15.5px;color:var(--ink-2)}
.wex-k{margin:0 0 6px;font-size:13px;font-weight:800;color:var(--muted)}
/* "the math": a quiet ledger, shared by worked examples and calculators */
.tape{margin:0;background:var(--surface-2);border-radius:14px;padding:14px 16px;font:500 13.5px/1.45 var(--mono)}
.tape figcaption{font:800 12.5px var(--sans);color:var(--muted);margin-bottom:8px}
.tape ol{list-style:none;margin:0;padding:0}
.tape li{display:grid;grid-template-columns:minmax(0,1fr) 14px auto;gap:6px;padding:3px 0;align-items:baseline}
.tape .tl{font-family:var(--sans);font-size:13.5px;color:var(--ink-2)}.tape .ts{color:var(--faint);text-align:center}.tape .ta{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.tape li.neg .ta{color:var(--bad)}.tape li.note .tl,.tape li.note .ta{color:var(--muted)}
.tape li.tot{border-top:1px solid var(--edge-2);margin-top:4px;padding-top:7px}.tape li.tot .tl{color:var(--ink);font-weight:700}.tape li.tot .ta{font-weight:700}
.tape li.hl .ta{color:var(--accent-ink);font-weight:700}
.tape .tfoot{margin:8px 0 0;font:400 12.5px var(--sans);color:var(--muted)}

/* finish + next */
.finish{display:grid;gap:12px;padding-top:44px}
.fin-st{display:flex;align-items:center;gap:14px;background:var(--surface);border-radius:18px;box-shadow:inset 0 0 0 1px var(--edge);padding:16px 18px}
.fin-st>i{flex:none;width:34px;height:34px;border-radius:50%;box-shadow:inset 0 0 0 2px var(--edge-2)}
.fin-st.done>i{box-shadow:none;background-size:17px}
.fin-st>div{flex:1;display:grid;gap:2px;min-width:0}.fin-st b{font-size:16px;font-weight:800}.fin-st span{font-size:14px;color:var(--muted)}
.fin-st.done b{color:var(--good)}.fin-st.done .btn{display:none}
.fin-next{display:grid;grid-template-columns:190px minmax(0,1fr) auto;gap:22px;align-items:center;background:var(--surface);border-radius:20px;box-shadow:inset 0 0 0 1px var(--edge),0 2px 0 var(--edge-2);padding:14px 22px 14px 14px;text-decoration:none;color:var(--ink);transition:transform .15s var(--ease)}
.fin-next:hover{transform:translateY(-2px)}
.fin-next .sv{background:var(--surface-2);border-radius:12px;height:116px;display:grid;place-items:center;padding:10px}.fin-next .sv svg{max-height:96px}
.fin-next .tx{display:grid;gap:4px;min-width:0}.fin-next .tx b{font-size:21px;font-weight:800}.fin-next .tx>span{font-size:14.5px;color:var(--ink-2)}
.fin-next:not(:has(.sv)){grid-template-columns:minmax(0,1fr) auto;padding:22px}

/* calculators */
.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,320px);gap:24px;align-items:start;background:var(--surface);border-radius:18px;box-shadow:inset 0 0 0 1px var(--edge);padding:22px}
.tool .calc{margin-top:8px}
.cf{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 14px;align-content:start}
.cf .full{grid-column:1/-1}
.cf label{display:grid;gap:6px;font:600 13.5px var(--sans);color:var(--ink-2);min-width:0}
.cf .in{display:flex;align-items:center;height:46px;border-radius:12px;background:var(--ground);box-shadow:inset 0 0 0 1px var(--edge-2);padding:0 12px;gap:4px;min-width:0}
.cf .in:focus-within{box-shadow:inset 0 0 0 2px var(--accent)}
.cf .in span{color:var(--muted);font:500 14px var(--mono)}
.cf input{flex:1;min-width:0;border:0;background:none;font:500 16px var(--mono);color:var(--ink);outline:none;height:100%}
.cf input[type=text]{font-family:var(--sans)}
.cf select{flex:1;min-width:0;border:0;background:none;font:600 15px var(--sans);color:var(--ink);outline:none;height:100%;appearance:none;cursor:pointer}
.cf fieldset{grid-column:1/-1;border:0;margin:0;padding:0;display:grid;gap:10px}
.cf legend{font:800 14px var(--sans);margin-bottom:8px;padding:0}
.debt-row{display:grid;grid-template-columns:1.2fr 1fr .8fr .9fr;gap:8px}.debt-row label{font-size:12px}
.c-out{display:grid;gap:12px}
.c-out .sum{margin:0;font-size:15.5px;line-height:1.5}.c-out .sum b{color:var(--accent-ink)}
.c-out .err{margin:0;color:var(--bad);font-weight:600}
.lesson .calc{grid-template-columns:minmax(0,1fr) minmax(0,300px)}

/* reference tables */
.rt{display:grid;gap:8px}.rt+.rt{margin-top:18px}
.rt-cap{margin:0;font-size:14.5px;font-weight:700;color:var(--ink-2)}
.tscroll{overflow-x:auto;border-radius:14px;box-shadow:inset 0 0 0 1px var(--edge);background:var(--surface)}
.rt table{border-collapse:collapse;width:100%;font-size:14.5px;min-width:440px}
.rt th,.rt td{padding:10px 14px;text-align:right;border-bottom:1px solid var(--edge);white-space:nowrap}
.rt thead th{font-size:12.5px;font-weight:700;color:var(--muted);background:var(--surface-2)}
.rt tbody th{text-align:left;font-weight:600}.rt thead th:first-child{text-align:left}.rt td{font-family:var(--mono);font-size:13.5px}
.rt tr:last-child>*{border-bottom:0}.rt-note{margin:0;font-size:13.5px;color:var(--muted)}

/* folds */
.folds{display:grid;gap:10px;padding-top:44px}
.fold{background:var(--surface);border-radius:16px;box-shadow:inset 0 0 0 1px var(--edge)}
.fold>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;min-height:56px;border-radius:16px}
.fold>summary::-webkit-details-marker{display:none}.fold>summary:hover{background:var(--hover)}
.fold>summary h2{margin:0;font-size:18px;font-weight:800}
.chev{width:20px;height:20px;color:var(--muted);flex:none;transition:transform .2s var(--ease)}.fold[open] .chev{transform:scaleY(-1)}
.fold .fbody{padding:4px 20px 20px}
.prose{max-width:70ch}.prose p{margin:0 0 14px;font-size:16px;line-height:1.65;color:var(--ink-2)}.prose h3{margin:22px 0 6px;font-size:17px;font-weight:800}
.prose h3:first-child{margin-top:0}
.faq{display:grid;gap:10px}.faq div{background:var(--surface-2);border-radius:14px;padding:14px 18px}
.faq h3{margin:0 0 4px;font-size:15.5px;font-weight:700}.faq p{margin:0;font-size:14.5px;color:var(--ink-2)}
.src{margin:0 0 12px;padding-left:20px;display:grid;gap:6px;font-size:14.5px}.src a{color:var(--accent-ink)}
.disc{font-size:13px;color:var(--muted);margin:0}
.gls{text-decoration:underline dotted;text-underline-offset:3px;text-decoration-color:var(--muted)}.gls:hover{color:var(--accent-ink)}
.fact{font-family:var(--mono);font-size:.92em;font-weight:600}
.pn{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:44px}

/* signup */
.signup{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:28px;align-items:center;background:var(--surface);border-radius:22px;box-shadow:inset 0 0 0 1px var(--edge);padding:28px 32px;margin-top:56px}
.signup h2{margin:0 0 6px;font-size:22px;font-weight:800}.signup p{margin:0;color:var(--ink-2);font-size:15px}
.su-form{display:flex;flex-wrap:wrap;gap:10px}
.su-form input{flex:1 1 200px;height:48px;border-radius:12px;border:0;box-shadow:inset 0 0 0 1px var(--edge-2);padding:0 16px;font:500 16px var(--sans);background:var(--ground);color:var(--ink)}
.su-form input:focus{outline:none;box-shadow:inset 0 0 0 2px var(--accent)}
.su-msg{flex-basis:100%;min-height:1.3em;font-size:14px!important;font-weight:600}

/* glossary */
.az{display:flex;flex-wrap:wrap;gap:6px;padding-bottom:12px}
.az a{width:38px;height:38px;display:grid;place-items:center;border-radius:10px;background:var(--surface);box-shadow:inset 0 0 0 1px var(--edge-2);text-decoration:none;font-weight:700}
.az a:hover{background:var(--hover)}
.gl-g{padding-top:28px}.gl-g h2{margin:0 0 12px;font-size:22px;font-weight:800}
.gl-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px}
.gl-c{display:grid;gap:4px;background:var(--surface);border-radius:14px;box-shadow:inset 0 0 0 1px var(--edge),0 2px 0 var(--edge-2);padding:14px 16px;text-decoration:none}
.gl-c:hover{background:var(--hover)}.gl-c b{font-size:15.5px}.gl-c span{font-size:13.5px;color:var(--ink-2);line-height:1.45}
.term .prose{padding-top:8px}.term .wex{margin-top:20px}.back{padding-top:36px}

@media (max-width:1100px){
  .layout{grid-template-columns:minmax(0,1fr);gap:0}.path{display:none}
  .lhero{grid-template-columns:minmax(0,1fr)}.lhero .cont{padding:30px 28px}
  .kf-wrap,.wex-g,.calc,.lesson .calc{grid-template-columns:minmax(0,1fr)}
  .signup{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:720px){
  .wrap{padding:0 16px}
  .top .wrap{gap:10px;height:60px}.top nav a{padding:6px 8px;font-size:14px}
  .brand{font-size:17px}.bi{width:26px;height:26px}
  .lhead h1{font-size:32px}.lhead p{font-size:16.5px}
  .lhero{border-radius:18px}.lhero .cont{padding:24px 20px}.stage{padding:22px 16px}
  .grp{padding-left:0}.grp::before{display:none}.grp .num{position:static;width:32px;height:32px;font-size:14px}
  .cards{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px}.rc .sv{height:104px;padding:8px}.rc .sv svg{max-height:88px}.rc b{font-size:14.5px}.rc>span:last-child{font-size:12.5px}
  .tips,.about .abg{grid-template-columns:minmax(0,1fr)}
  .kf-list li{grid-template-columns:40px minmax(0,1fr);gap:14px}.kf-n{width:40px;height:40px;font-size:20px}
  .fin-next{grid-template-columns:minmax(0,1fr);padding:14px}.fin-next .btn{width:100%}
  .cf{grid-template-columns:minmax(0,1fr)}.debt-row{grid-template-columns:1fr 1fr}
  .fin-st{flex-wrap:wrap}.signup{padding:22px 18px}
}
@media (max-width:420px){.cards{grid-template-columns:minmax(0,1fr)}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
.lhero .cont>p.meta{font-size:13.5px;color:var(--muted)}
/* thumbnails are drawn small, so their type is drawn bigger */
.sc.th .sl{display:none}.sc.th .sm{font-size:17px}.sc.th .sn{font-size:22px}

/* daily question + streak */
.daily{background:var(--surface);border-radius:24px;box-shadow:inset 0 0 0 1px var(--edge);padding:20px 24px 22px;margin-bottom:22px}
.dy-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.dy-k{margin:0;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-ink)}
.dy-streak{display:flex;align-items:baseline;gap:6px;text-decoration:none;padding:6px 12px;border-radius:999px;background:var(--surface-2);font-size:13px;color:var(--muted)}
.dy-streak b{font:800 18px var(--mono);color:var(--ink)}.dy-streak.lit{background:var(--accent-soft)}.dy-streak.lit b{color:var(--accent-ink)}
.daily .drill{box-shadow:none;padding:6px 0 0;background:none}
.daily .dq{font-size:19px}
.dy-after{margin:12px 0 0;font-size:14.5px;color:var(--muted)}.dy-after a,.why a{color:var(--accent-ink);font-weight:600}
.streak{display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;background:var(--surface);border-radius:18px;box-shadow:inset 0 0 0 1px var(--edge);padding:18px 22px}
.st-n{display:grid}.st-n b{font:800 30px var(--mono)}.st-n span{font-size:13px;color:var(--muted)}
.st-days{list-style:none;margin:0 0 0 auto;padding:0;display:flex;gap:6px}
.st-days li{width:26px;height:26px;border-radius:8px;background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--edge);display:grid;place-items:center;font-size:11px;color:var(--muted)}
.st-days li.ok{background:var(--accent);color:var(--on-accent);box-shadow:none}.st-days li.tried{background:var(--accent-soft);color:var(--accent-ink)}
.st-days li.today{outline:2px solid var(--ink);outline-offset:1px}
.rv-intro,.rv-empty{margin:0;color:var(--ink-2);font-size:15px}
@media (max-width:720px){.st-days{margin:0;flex-wrap:wrap}.daily{padding:16px 18px}}
@media (max-width:720px){.top nav{min-width:0;overflow-x:auto;scrollbar-width:none}.top nav::-webkit-scrollbar{display:none}.top nav a{flex:none}}
/* "New to this?" on-ramp under the lesson hero */
.primer{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px 28px;align-items:start;margin-top:18px;background:var(--surface-2);border-radius:18px;padding:18px 22px}
.primer p{margin:0;font-size:15.5px;line-height:1.55}.primer .pk{font-size:12.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.primer .chips{gap:6px}.primer .chip{padding:7px 12px;font-size:13.5px}.primer .chip.done{box-shadow:inset 0 0 0 1.5px var(--good)}
@media (max-width:720px){.primer{grid-template-columns:minmax(0,1fr)}}

/* ── habit loop ── */
.loading{margin:0;color:var(--muted);font-size:14.5px}
.linkbtn{background:none;border:0;padding:0;font:600 14px var(--sans);color:var(--accent-ink);text-decoration:underline;cursor:pointer}
.today{margin-bottom:28px}
.td-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.td-head h2{margin:0;font-size:22px;font-weight:800}
.td-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.td{background:var(--surface);border-radius:18px;box-shadow:inset 0 0 0 1px var(--edge),0 2px 0 var(--edge-2);padding:16px 18px;display:grid;gap:8px;align-content:start;justify-items:start}
.td h3{margin:0;font-size:17px;font-weight:800;line-height:1.3}.td p{margin:0;font-size:14px;color:var(--ink-2)}
.td-k{font-size:12px!important;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--accent-ink)!important}
.td .btn{margin-top:4px}.td-more{font-size:12.5px!important;color:var(--muted)!important}
.ck,.gm,.gm-end,.ch-box,.ch-start{background:var(--surface);border-radius:22px;box-shadow:inset 0 0 0 1px var(--edge);padding:24px 26px}
.ck h2,.gm h2,.gm-end h2{margin:14px 0 16px;font-size:clamp(22px,2.4vw,28px);font-weight:800;letter-spacing:-.02em}
.ck-n{margin:0;font-size:13px;font-weight:700;color:var(--muted)}
.ck-bar,.pl-bar{height:8px;border-radius:4px;background:var(--edge);overflow:hidden;margin-top:8px;max-width:420px}
.ck-bar b,.pl-bar b{display:block;height:100%;background:var(--accent);transform-origin:left;transform:scaleX(var(--p,0));transition:transform .5s var(--ease)}
.pl-bar{position:relative;width:100%;height:auto;background:none;display:grid;gap:4px}.pl-bar b{height:8px;border-radius:4px;background:linear-gradient(var(--accent),var(--accent)) left/calc(var(--p) * 100%) 100% no-repeat,var(--edge);transform:none}
.pl-bar span{font-size:12.5px;color:var(--muted);font-weight:600}
.ck-opts{display:grid;gap:10px;max-width:560px}
.opt.big{padding:15px 18px;font-size:16px}.opt.on{background:var(--accent-soft);box-shadow:inset 0 0 0 2px var(--accent)}
.ck-nav{display:flex;justify-content:space-between;margin-top:18px;max-width:560px}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.pl-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:18px}.pl-head>div{flex:1}
.pl-steps{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.pl-st{display:grid;grid-template-columns:40px minmax(0,1fr);gap:16px;background:var(--surface);border-radius:18px;box-shadow:inset 0 0 0 1px var(--edge);padding:16px 18px}
.pl-st .num{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-weight:800;box-shadow:inset 0 0 0 1.5px var(--edge-2);color:var(--ink-2)}
.pl-st.cur{box-shadow:inset 0 0 0 2px var(--accent),0 2px 0 var(--accent-edge)}.pl-st.cur .num{background:var(--accent);color:var(--on-accent);box-shadow:none}
.pl-st.done{opacity:.75}.pl-st.done .num{background:var(--good) no-repeat center/16px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.3 5 8.6l4.6-5' fill='none' stroke='white' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");color:transparent;box-shadow:none}
.pl-b{display:grid;gap:10px;justify-items:start;min-width:0}.pl-b h3{margin:6px 0 0;font-size:17px;font-weight:800}
.pl-why{margin:0;font-size:14.5px;color:var(--ink-2)}
.pl-track{display:flex;flex-wrap:wrap;gap:12px;align-items:end;width:100%}.pl-track label{display:grid;gap:6px;font:600 13px var(--sans);color:var(--ink-2)}
.pl-track .in{display:flex;align-items:center;height:44px;border-radius:12px;background:var(--ground);box-shadow:inset 0 0 0 1px var(--edge-2);padding:0 12px;gap:4px;width:180px}
.pl-track .in span{color:var(--muted);font:500 14px var(--mono)}.pl-track input{flex:1;min-width:0;border:0;background:none;font:500 16px var(--mono);color:var(--ink);outline:none}
.pl-track .pl-bar{flex-basis:100%;max-width:420px}
.pl-lessons{display:flex;flex-wrap:wrap;gap:6px}.pl-lessons .chip{padding:7px 12px;font-size:13.5px}.chip.done{box-shadow:inset 0 0 0 1.5px var(--good)}.chip.tool{background:var(--surface-2)}
.pl-fin{margin:16px 0 0;font-weight:700}
/* game */
.gm-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.gm-dots,.gm-grid{display:flex;gap:6px;margin:0}.gm-dots i,.gm-grid i{width:22px;height:22px;border-radius:6px;background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--edge)}
.gm-dots i.cur{box-shadow:inset 0 0 0 2px var(--ink)}.gm-dots i.ok,.gm-grid i.ok{background:var(--good);box-shadow:none}.gm-dots i.no,.gm-grid i.no{background:var(--bad);box-shadow:none}
.gm-grid{margin:4px 0 14px}.gm-grid i{width:30px;height:30px;border-radius:8px}.gm-grid.sm i{width:18px;height:18px;border-radius:5px}.gm-grid.sm{margin:0}
.gm-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.gm-card{position:relative;display:grid;gap:10px;align-content:start;text-align:left;min-height:150px;padding:20px;border:0;border-radius:18px;background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--edge-2),0 3px 0 var(--edge-2);cursor:pointer;font:inherit;color:var(--ink);transition:transform .12s var(--ease)}
.gm-card:hover:not([disabled]){transform:translateY(-2px)}.gm-card b{font-size:17px;line-height:1.35}
.gm-l{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;border:2px solid var(--ink);font-weight:800;font-size:14px;background:var(--surface)}
.gm-v{font:800 26px var(--mono)}.gm-how{font-size:13px;color:var(--muted)}
.gm-card.win{background:var(--good-t);box-shadow:inset 0 0 0 2px var(--good)}.gm-card.lose{opacity:.8}
.gm-card.picked.lose{box-shadow:inset 0 0 0 2px var(--bad)}.gm-card[disabled]{cursor:default}
.gm-after{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:16px}.gm-after p{margin:0;font-size:15px}.gm-after a{color:var(--accent-ink);font-weight:600}
.gm-review{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:10px}
.gm-review li{background:var(--surface);border-radius:14px;box-shadow:inset 0 0 0 1px var(--edge);padding:14px 18px;border-left:4px solid var(--good)}.gm-review li.no{border-left-color:var(--bad)}
.gm-review p{margin:0 0 4px;font-size:14.5px;color:var(--ink-2)}.gm-review .gm-q{font-weight:800;color:var(--ink)}.gm-review b{font-family:var(--mono);color:var(--ink)}.gm-review a{font-size:13.5px;color:var(--accent-ink);font-weight:600}
/* challenges */
.ch-cards .rc{padding:18px}.ch-n{font-size:12px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--accent-ink);padding:0 4px}
.rc.ch.going{box-shadow:inset 0 0 0 2px var(--accent),0 2px 0 var(--accent-edge)}
.ch-invite{margin:0 0 14px;padding:12px 16px;background:var(--accent-soft);border-radius:12px}
.ch-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}.ch-stat{margin:0;font-size:14px;color:var(--ink-2)}
.ch-cells{list-style:none;margin:16px 0;padding:0;display:grid;grid-template-columns:repeat(var(--n),minmax(0,48px));gap:5px;max-width:720px}
.ch-cells li{aspect-ratio:1;border-radius:6px;background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--edge)}
.ch-cells li.ok{background:var(--accent);box-shadow:none}.ch-cells li.miss{background:var(--warm);box-shadow:none;opacity:.6}.ch-cells li.now{box-shadow:inset 0 0 0 2px var(--ink)}
.ch-q{margin:0 0 12px;font-size:19px;font-weight:800}.ch-task{margin:0 0 10px;font-size:15px}.ch-did{margin:0;font-weight:600}
.ch-foot{display:flex;gap:18px;margin-top:18px;padding-top:14px;border-top:1px solid var(--edge)}
.ch-rules{margin:0;padding-left:22px;display:grid;gap:6px;color:var(--ink-2)}
@media (max-width:720px){.gm-pair{grid-template-columns:minmax(0,1fr)}.gm-card{min-height:0}.ck,.gm,.gm-end,.ch-box,.ch-start{padding:18px}.ch-cells{grid-template-columns:repeat(min(var(--n),10),minmax(0,1fr))}.pl-head{flex-wrap:wrap}}
/* myth vs truth, narrator's take */
.myth{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:14px;border-radius:18px;overflow:hidden;box-shadow:inset 0 0 0 1px var(--edge)}
.myth>div{padding:16px 20px}.myth p{margin:0;font-size:16px;line-height:1.5}.myth .pk{font-size:12.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;margin-bottom:4px}
.my-m{background:var(--bad-t)}.my-m .pk{color:var(--bad)}.my-m p:last-child{text-decoration:line-through;text-decoration-color:color-mix(in srgb,var(--bad) 55%,transparent);text-decoration-thickness:1.5px}
.my-t{background:var(--good-t)}.my-t .pk{color:var(--accent-ink)}.my-t p:last-child{font-weight:600}
.kf-side-wrap{display:grid;gap:12px;align-content:start}
.take{background:var(--surface);border-radius:16px;box-shadow:inset 0 0 0 1px var(--edge);padding:16px 18px;position:relative}
.take .pk{margin:0 0 6px;font-size:13px;font-weight:800;color:var(--ink)}.take p:last-child{margin:0;font-size:15px;line-height:1.55;font-style:italic;color:var(--ink-2)}
@media (max-width:720px){.myth{grid-template-columns:1fr}}
/* soft unlocks */
.sect+.sect{margin-top:18px}
.sect-h{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin:0 0 10px;font-size:13px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.sect-lock{display:inline-flex;align-items:center;gap:6px;text-transform:none;letter-spacing:0;font-weight:600;font-size:13.5px;color:var(--ink-2)}
.sect-lock svg,.lockban svg{width:14px;height:14px;flex:none;color:var(--muted)}.sect-lock a,.lockban a{color:var(--accent-ink);font-weight:700}
.sect.locked .rc{opacity:.55;filter:saturate(.4)}.sect.locked .rc:hover{opacity:.8}
.sect.locked .rc::before{content:"";position:absolute;top:18px;right:18px;width:26px;height:26px;border-radius:50%;background:var(--surface) no-repeat center/13px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M5 7V5a3 3 0 0 1 6 0v2' fill='none' stroke='%236B6862' stroke-width='1.6'/%3E%3Crect x='3' y='7' width='10' height='7' rx='2' fill='%236B6862'/%3E%3C/svg%3E");box-shadow:inset 0 0 0 1px var(--edge-2);z-index:1}
.lvl a.locked{color:var(--faint)}.lvl a.locked i{box-shadow:none;background:no-repeat center/11px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M5 7V5a3 3 0 0 1 6 0v2' fill='none' stroke='%23A8A39B' stroke-width='1.6'/%3E%3Crect x='3' y='7' width='10' height='7' rx='2' fill='%23A8A39B'/%3E%3C/svg%3E")}
.lockban{display:flex;gap:12px;align-items:flex-start;background:var(--warm-t,rgba(214,140,20,.14));border-radius:14px;padding:12px 16px;margin-bottom:14px}.lockban p{margin:0;font-size:14.5px}.lockban svg{margin-top:4px}
.to-res{margin-top:18px;display:grid;gap:10px;justify-items:start}.to-res h2{margin:0}.to-res p{margin:0}
/* life paths */
.rc.pa{padding:18px;gap:8px}.rc.pa b{font-size:18px}
.lp-steps{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:10px;max-width:880px}
.lp{display:grid;grid-template-columns:36px 120px minmax(0,1fr) 28px;gap:16px;align-items:center;background:var(--surface);border-radius:18px;box-shadow:inset 0 0 0 1px var(--edge),0 2px 0 var(--edge-2);padding:10px 18px 10px 14px;text-decoration:none;color:var(--ink);transition:transform .15s var(--ease)}
.lp:hover{transform:translateY(-2px)}
.lp .num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-weight:800;box-shadow:inset 0 0 0 1.5px var(--edge-2);color:var(--ink-2)}
.lp .sv{background:var(--surface-2);border-radius:10px;height:76px;display:grid;place-items:center;padding:6px}.lp .sv svg{max-height:64px}
.lp .tx{display:grid;gap:3px}.lp .tx b{font-size:16.5px}.lp .tx span{font-size:14px;color:var(--ink-2)}
.lp-ck{width:24px;height:24px;border-radius:50%;box-shadow:inset 0 0 0 1.5px var(--edge-2)}
.lp.done .lp-ck{box-shadow:none;background:var(--good) no-repeat center/12px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.3 5 8.6l4.6-5' fill='none' stroke='white' stroke-width='1.9' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.lp.done .num{background:var(--good-t);color:var(--good);box-shadow:none}
.lhead .prog{margin-top:6px}
@media (max-width:720px){.lp{grid-template-columns:30px minmax(0,1fr) 24px;padding:12px 14px}.lp .sv{display:none}}
/* choosing checklists, employer page */
.cmp{list-style:none;counter-reset:c;margin:0;padding:0;display:grid;gap:10px;max-width:820px}
.cmp li{counter-increment:c;display:grid;grid-template-columns:40px minmax(0,1fr);column-gap:14px;background:var(--surface);border-radius:16px;box-shadow:inset 0 0 0 1px var(--edge);padding:14px 18px}
.cmp li::before{content:counter(c);grid-row:span 2;width:32px;height:32px;border-radius:8px;border:2px solid var(--ink);display:grid;place-items:center;font-weight:800;color:var(--accent-ink)}
.cmp b{font-size:16px}.cmp span{font-size:14.5px;color:var(--ink-2)}
.cmp-cta{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline;margin-top:28px;padding:14px 18px;border-radius:14px;background:var(--accent-soft);text-decoration:none}.cmp-cta span{color:var(--accent-ink);font-weight:600;text-decoration:underline}
.emp .lhead h1{max-width:18ch}.emp .ha{margin-top:10px}
.optin{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,260px) auto;gap:10px 14px;align-items:center;margin-top:14px;padding:14px 18px;background:var(--accent-soft);border-radius:16px}
.optin div{display:grid;gap:2px}.optin b{font-size:15px}.optin span{font-size:13.5px;color:var(--ink-2)}
.optin input[type=email]{height:42px;border-radius:12px;border:0;box-shadow:inset 0 0 0 1px var(--edge-2);padding:0 14px;font:500 15px var(--sans);background:var(--surface);color:var(--ink);min-width:0}
.optin .su-msg{grid-column:1/-1;margin:0}.optin .su-msg:empty{display:none}
.gm-end~.optin,[data-game]+.optin{margin-top:18px}
@media (max-width:860px){.optin{grid-template-columns:minmax(0,1fr)}}

/* ── home: the plan is the hero ── */
.hm-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center;padding:44px 0 20px}
.hm-hero .cont{display:grid;gap:18px;justify-items:start}
.hm-hero h1{margin:0;font-size:clamp(38px,5vw,60px);line-height:1.02;font-weight:800;letter-spacing:-.035em}
.hm-hero .cont>p{margin:0;font-size:19px;line-height:1.5;color:var(--ink-2);max-width:40ch}
.hm-plan{background:var(--surface-2,var(--ground));border-radius:24px;box-shadow:inset 0 0 0 1px var(--edge);padding:18px}
.pl-steps.demo{gap:8px}.pl-steps.demo .pl-st{padding:12px 14px;gap:12px;grid-template-columns:32px minmax(0,1fr)}
.pl-steps.demo .num{width:30px;height:30px;font-size:14px}.pl-steps.demo h3{margin:4px 0 0;font-size:15.5px}
.pl-steps.demo .pl-b{gap:8px}.pl-steps.demo .chip{padding:6px 11px;font-size:13px}
.pl-steps.sample{max-width:880px}
.chip.chal{background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-edge)}
.pl-from{margin:0 0 14px;font-size:14px;color:var(--ink-2)}
.td.main{box-shadow:inset 0 0 0 2px var(--accent),0 2px 0 var(--accent-edge)}
.planctx{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:0 0 16px;padding:10px 12px 10px 16px;border-radius:14px;background:var(--accent-soft)}
.planctx[hidden]{display:none}.planctx p{margin:0;font-size:14.5px}
#practice .daily{margin-bottom:12px}
@media (max-width:860px){.hm-hero{grid-template-columns:minmax(0,1fr);gap:24px;padding-top:24px}}
.home .abg{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:860px){.home .abg{grid-template-columns:minmax(0,1fr)}}
.sect.locked .rc.planned{opacity:1;filter:none}.sect.locked .rc.planned::before{display:none}

/* bylines, worksheet link */
.byline{margin:6px 0 0;font-size:13.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px}.byline a{color:var(--ink-2);font-weight:600}
.wsl{margin:22px 0 0;font-size:14.5px;color:var(--muted)}.wsl a{color:var(--accent-ink);font-weight:600}
.person{padding:16px 0;border-top:1px solid var(--edge)}.person h3{margin:0 0 4px}.person .pk{margin:0 0 8px;font-size:13px;font-weight:700;color:var(--muted)}

/* answer pages: the short answer up top, big and plain */
.ans-box{margin-top:6px;background:var(--accent-soft);border-radius:20px;padding:22px 26px;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 25%,transparent)}
.ans-box .pk{margin:0 0 6px;font-size:12.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--accent-ink)}
.ans-box p{margin:0;font-size:19px;line-height:1.5;max-width:68ch}.ans-box b{font-weight:800}
.ans-box .meta{margin-top:12px;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px}
.ans .wex-g{align-items:start}.ans .prose h2{font-size:21px;margin:26px 0 8px}.ans .prose h2:first-child{margin-top:0}

/* teacher unit plans */
.tch{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.tch>li{background:var(--surface);border-radius:20px;padding:20px 22px;box-shadow:inset 0 0 0 1px var(--edge),var(--shadow)}
.tch-h{display:flex;gap:14px;align-items:start}.tch-h h2{margin:0;font-size:19px}.tch-h h2 a{text-decoration:none}.tch-h p{margin:4px 0 0;color:var(--muted);font-size:15px}
.tch .num{flex:none;width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent-ink);font-weight:800}
.tch-b{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:14px 0 0 46px;font-size:14.5px}.tch-b ul,.tch-b ol{margin:0;padding-left:18px;display:grid;gap:4px}
.tch-b .pk{margin:0 0 6px;font-size:12.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.tch-l{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 0 46px}
@media (max-width:720px){.tch-b{grid-template-columns:1fr;margin-left:0}.tch-l{margin-left:0}}

/* printable worksheets: one page of questions, one page of answers */
.ws{max-width:860px;padding-top:24px;padding-bottom:40px}.ws-noprint{display:flex;gap:10px;margin:0 0 18px}
.ws-page{background:#fff;color:#1d1d1f;border-radius:14px;padding:40px 46px;box-shadow:var(--shadow);margin-bottom:24px;font-size:14.5px;line-height:1.5}
.ws-page h1{font-size:24px;margin:2px 0 10px}.ws-page h2{font-size:15px;text-transform:uppercase;letter-spacing:.05em;margin:22px 0 8px;color:#17704A}
.ws-page .pk{margin:0;font-size:12px;font-weight:700;color:#6b6862}.ws-name{margin:6px 0 0;color:#48484a}
.ws-page ol,.ws-page ul{padding-left:20px;display:grid;gap:6px}.ws-o{list-style:none;padding-left:0;display:grid;grid-template-columns:1fr 1fr;gap:4px 18px;margin:4px 0 10px}
.ws-v{display:grid;grid-template-columns:max-content 1fr;gap:6px 14px;margin:0}.ws-v dt{font-weight:700}.ws-v dd{margin:0}
.ws-tape{list-style:none;padding:0}.ws-tape li{display:flex;gap:12px;align-items:end}.ws-tape .tl{flex:1}.ws-b{width:160px;border-bottom:1.5px solid #8a857d;height:22px}
.ws-lines{height:90px;background:repeating-linear-gradient(transparent 0 29px,#cfc9c0 29px 30px)}
.ws-page footer{margin-top:22px;font-size:11.5px;color:#8a857d}
.ws-key .tape{max-width:420px}
@media print{
  @page{margin:14mm}
  body{background:#fff}.top,.foot,.ws-noprint{display:none!important}
  .ws{padding:0;max-width:none}.ws-page{box-shadow:none;border-radius:0;padding:0;margin:0}.ws-key{break-before:page}
}

/* embeds: no chrome, just the calculator */
body.bare{background:var(--surface)}.embed{padding:18px}.embed h1{font-size:20px;margin:0 0 14px}
.emb-by{margin:16px 0 0;font-size:12.5px;color:var(--muted)}.emb-by a{color:var(--accent-ink);font-weight:600}
.embcode{width:100%;min-height:120px;font:13px/1.5 var(--mono);padding:12px 14px;border-radius:12px;border:0;background:var(--surface-2);color:var(--ink);box-shadow:inset 0 0 0 1px var(--edge-2);resize:vertical}
.ws-ans b{font-family:var(--mono);font-size:13.5px}
.gm-stat{color:var(--muted)}
.take .pk a{text-decoration:none}.take .pk a:hover{text-decoration:underline}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.gm-joined{margin:0 0 14px;padding:12px 14px;border-radius:12px;background:var(--accent-soft,#E2F2EA);font-weight:700}