/* CAGR Club. Dark editorial archive, jade from the monkey mark, cream paper, banana and coral as the only loud notes.
   Type: Instrument Serif for display, Geist for reading, Geist Mono for labels. */
:root{
  --bg:#F4EFE3; --bg2:#EDE6D6; --surface:#FBF8F1; --raised:#E9E1CF; --line:#DFD5C0; --line2:#CABFA6;
  --ink:#11211B; --muted:#4F6159; --faint:#8C9890;
  --jade:#2B9D79; --acc:#1E8566; --acc-soft:#D8ECE3;
  --pos:#1E8566; --pos-solid:#2B9D79; --pos-soft:#D8ECE3;
  --neg:#D4553C; --neg-soft:#F7DDD5;
  --gold:#D4920F; --gold-soft:#F6E7BE; --paper:#F4EFE3; --sky:#3E7AA6;
  --glass:rgba(244,239,227,.8); --shadow:0 26px 60px -30px rgba(17,33,27,.35);
  --violet:var(--acc); --pink:var(--neg); --mint:var(--pos); --sun:var(--gold); --red:var(--neg); --edge:var(--ink);
  --serif:'DM Sans','Iowan Old Style','Times New Roman',serif; --sans:'DM Sans','Helvetica Neue',system-ui,-apple-system,sans-serif; --mono:'Geist Mono',ui-monospace,'SF Mono',Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#0A0D0C; --bg2:#0E1311; --surface:#111715; --raised:#19211E; --line:#1F2925; --line2:#2C3934;
  --ink:#F1F4F2; --muted:#98A39E; --faint:#5C6862;
  --jade:#2B9D79; --acc:#4FD1A5; --acc-soft:#123528;
  --pos:#4FD1A5; --pos-solid:#2B9D79; --pos-soft:#123528;
  --neg:#F2765E; --neg-soft:#3A1A15;
  --gold:#F2C14E; --gold-soft:#3A2F12; --sky:#8AB6D6;
  --glass:rgba(10,13,12,.72); --shadow:0 30px 70px -30px rgba(0,0,0,.75);
  color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--bg)}
body::after{content:"";position:fixed;inset:0;z-index:70;pointer-events:none;opacity:.05;mix-blend-mode:multiply;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
[hidden]{display:none!important}
img{max-width:100%}
::selection{background:var(--acc);color:#fff}
h1,h2,h3{margin:0;text-wrap:balance;font-weight:400}
h1{font:400 clamp(44px,6.4vw,92px)/1 var(--serif);letter-spacing:-.035em;font-optical-sizing:auto}
h2{font:400 clamp(34px,4.2vw,60px)/1.04 var(--serif);letter-spacing:-.03em;font-optical-sizing:auto}
h3{font:600 17px/1.3 var(--sans);letter-spacing:-.01em}
em{font-style:italic;color:var(--acc)}
p{margin:0}
a{color:var(--pos);text-underline-offset:3px}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--pos);outline-offset:3px;border-radius:8px}
.i{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.big-serif{font:400 clamp(38px,5vw,72px)/1.02 var(--serif);letter-spacing:-.03em}
.mid-serif{font:400 30px/1.08 var(--serif);letter-spacing:-.02em}
.lede{color:var(--muted);font-size:18px;line-height:1.6;max-width:58ch}
.small{font-size:14px;color:var(--muted)}
.small.bad{color:var(--neg)}
.mono-s{font:500 11.5px/1.4 var(--mono);letter-spacing:.08em;color:var(--faint);text-transform:uppercase}
.mono-row{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font:500 12px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.spacer{flex:1}
.card{background:var(--surface);border:1px solid var(--line);border-radius:22px;min-width:0}
.pad{padding:24px}
.sec{display:flex;flex-direction:column;gap:24px}
.sec-h{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}
.sec-h p{color:var(--muted);max-width:44ch}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 22px;border-radius:999px;border:1px solid transparent;font:600 15.5px/1 var(--sans);text-decoration:none;cursor:pointer;transition:transform .35s var(--ease),background .2s,border-color .2s,color .2s;white-space:nowrap}
.btn .i{width:17px;height:17px;transition:transform .25s var(--ease)}
.btn:hover .i{transform:translateX(3px)}
.btn.pri{background:var(--ink);color:var(--bg)}
.btn.pri:hover{background:var(--acc);color:#fff}
.btn.ghost{border-color:var(--line2);color:var(--ink);background:transparent}
.btn.ghost:hover{border-color:var(--ink)}
.btn.sm{min-height:38px;padding:0 16px;font-size:14px}
.btn.xl{min-height:56px;padding:0 28px;font-size:16.5px}
.btn:disabled{opacity:.4;cursor:default}
.link{display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:0;color:var(--acc);font-weight:600;cursor:pointer;text-decoration:none;font-size:15px}
.link .i{width:15px;height:15px;transition:transform .2s}
.link:hover .i{transform:translateX(3px)}
.tag{display:inline-flex;align-items:center;gap:6px;font:500 11.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;border-radius:999px;padding:6px 10px;border:1px solid var(--line2);color:var(--muted);white-space:nowrap}
.tag.d-Easy,.t-ok{color:var(--pos);border-color:color-mix(in srgb,var(--pos) 45%,transparent)}
.tag.d-Medium{color:var(--gold);border-color:color-mix(in srgb,var(--gold) 45%,transparent)}
.tag.d-Hard,.t-no{color:var(--neg);border-color:color-mix(in srgb,var(--neg) 45%,transparent)}
.seg{display:flex;gap:2px;padding:3px;border-radius:999px;border:1px solid var(--line);align-self:flex-start;flex-wrap:wrap}
.seg button,.seg a{border:0;background:none;padding:7px 14px;border-radius:999px;font-weight:500;font-size:14px;color:var(--muted);cursor:pointer;text-decoration:none;transition:background .2s,color .2s}
.seg button.on,.seg a.on{background:var(--ink);color:var(--bg)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1px solid var(--line2);background:none;border-radius:999px;padding:7px 14px;font-weight:500;font-size:14px;color:var(--muted);cursor:pointer;transition:all .2s}
.chip:hover{color:var(--ink);border-color:var(--ink)}
.chip.on{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.field{height:48px;background:var(--bg2);border:1px solid var(--line2);border-radius:14px;padding:0 16px;font-size:15.5px;width:min(340px,100%);transition:border-color .2s,box-shadow .2s}
.field:focus{border-color:var(--pos);outline:none;box-shadow:0 0 0 4px color-mix(in srgb,var(--pos) 18%,transparent)}
kbd{font:500 11px var(--mono);border:1px solid var(--line2);border-radius:6px;padding:2px 6px;color:var(--faint)}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--glass);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:12px;height:68px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);white-space:nowrap}
.mk-logo{width:36px;height:36px;transition:transform .5s var(--ease)}
.logo:hover .mk-logo{transform:rotate(-12deg) scale(1.08)}
.wm{font:500 25px/1 var(--serif);letter-spacing:-.03em}
.wm i{color:var(--acc);font-weight:400}
.nav{display:flex;gap:2px;margin-left:20px}
.nav a{position:relative;padding:8px 13px;color:var(--muted);text-decoration:none;font-weight:500;font-size:14.5px;transition:color .2s}
.nav a::after{content:"";position:absolute;left:13px;right:13px;bottom:2px;height:1.5px;background:var(--acc);transform:scaleX(0);transform-origin:right;transition:transform .35s var(--ease)}
.nav a:hover{color:var(--ink)} .nav a:hover::after,.nav a.on::after{transform:scaleX(1);transform-origin:left}
.nav a.on{color:var(--ink)}
.ibtn{display:grid;place-items:center;width:40px;height:40px;border-radius:999px;border:1px solid var(--line);background:none;cursor:pointer;color:var(--ink);transition:border-color .2s}
.ibtn:hover{border-color:var(--ink)}
.find{display:flex;align-items:center;gap:10px;height:40px;padding:0 12px;border-radius:999px;border:1px solid var(--line);background:none;color:var(--muted);cursor:pointer;font-size:14px}
.find:hover{border-color:var(--ink)}
.streak{display:flex;align-items:center;gap:6px;height:40px;padding:0 13px;border-radius:999px;border:1px solid var(--line);color:var(--ink);font:500 14px var(--mono);text-decoration:none}
.streak .i{color:var(--gold);width:16px;height:16px}
.readbar{position:fixed;top:calc(env(safe-area-inset-top,0px) + 68px);left:0;height:2px;width:0;background:var(--pos);z-index:21}
main{padding-block:36px 90px;display:flex;flex-direction:column;gap:110px;overflow-x:clip}
main.in{animation:pagein .6s var(--ease)}
@keyframes pagein{from{opacity:0;transform:translateY(14px)}}

/* reveal */
[data-rv]{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0ms)}
[data-rv].in{opacity:1;transform:none}

/* eyebrow + logo */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font:500 12.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--acc)}
.lm{width:34px;height:34px;flex:none;transition:transform .5s var(--ease)}
.lm-bg{fill:var(--ink)} .lm-l{fill:none;stroke:var(--bg);stroke-width:2.6;stroke-linecap:round;stroke-dasharray:30;stroke-dashoffset:0} .lm-d{fill:var(--acc)}
.logo:hover .lm{transform:rotate(-8deg)}
.logo:hover .lm-l{animation:lmdraw .8s var(--ease)}
@keyframes lmdraw{from{stroke-dashoffset:30}}

/* custom cursor */
.cur{position:fixed;left:0;top:0;z-index:80;pointer-events:none;display:none;transform:translate(-100px,-100px);opacity:0;transition:opacity .3s}
.cur.live{opacity:1}
.has-cur .cur{display:block}
.cur span{position:absolute;left:-6px;top:-6px;width:12px;height:12px;border-radius:50%;background:var(--acc);display:grid;place-items:center;font:500 11px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:#fff;transition:all .35s var(--ease);overflow:hidden;white-space:nowrap}
.cur.big span{left:-20px;top:-20px;width:40px;height:40px;background:color-mix(in srgb,var(--acc) 16%,transparent)}
.cur.lab span{left:-36px;top:-36px;width:72px;height:72px;background:var(--acc)}

/* hero */
.hero3{position:relative;isolation:isolate;display:flex;flex-direction:column;gap:30px;padding-top:40px}
.candles{position:absolute;inset:-40px 0 0;z-index:-1;pointer-events:none;-webkit-mask-image:linear-gradient(180deg,transparent,#000 30%,#000 75%,transparent);mask-image:linear-gradient(180deg,transparent,#000 30%,#000 75%,transparent)}
.split{font-size:clamp(48px,7.4vw,118px);line-height:.98;letter-spacing:-.035em;max-width:13.5ch}
.split .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.1em;margin-bottom:-.1em}
.split .w>span{display:inline-block;transform:translateY(105%);transition:transform 1.1s var(--ease);transition-delay:calc(var(--i)*50ms + 60ms)}
.ready .split .w>span{transform:none}
.scrib{position:relative;display:inline-block;white-space:nowrap}
.scrib svg{position:absolute;left:-2%;right:-2%;bottom:-.12em;width:104%;height:.32em;overflow:visible}
.scrib path{fill:none;stroke:var(--acc);stroke-width:4;stroke-linecap:round;vector-effect:non-scaling-stroke;stroke-dasharray:420;stroke-dashoffset:420;transition:stroke-dashoffset 1.1s cubic-bezier(.6,0,.3,1) 1.2s}
.ready .scrib path{stroke-dashoffset:0}
.hero3-f{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:30px;align-items:end}
.hero3-f .lede{font-size:19px}
.creds{display:flex;flex-wrap:wrap;align-items:center;gap:12px 14px;padding-top:24px;border-top:1px solid var(--line)}
.cr-l{font:500 12.5px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-right:6px}
.cbadge{display:inline-flex;align-items:baseline;gap:9px;padding:10px 16px;border-radius:12px;border:1px solid var(--line2);background:var(--surface)}
.cbadge b{font:500 24px/1 var(--serif);letter-spacing:-.01em}
.cbadge sup{font:500 11px var(--sans);margin-left:1px}
.cbadge small{font:500 11.5px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}

/* folders */
.folders{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 22px}
.fold-w{display:flex;flex-direction:column;gap:16px;text-decoration:none;color:var(--ink)}
.f-cap{font-size:14.5px;line-height:1.5;color:var(--muted)}
.folder{--fc:#E4572E;--fk:#FFF6EE;position:relative;aspect-ratio:4/5;display:block;perspective:900px;margin-top:14px}
.f-ver{--fc:#E4572E;--fk:#FFF4EC}
.f-cob{--fc:#2F45D8;--fk:#F2F3FF}
.f-och{--fc:#E2A43A;--fk:#2A1E08}
.f-ink{--fc:#23232A;--fk:#F2EDE3}
.f-back{position:absolute;inset:0;border-radius:8px 14px 14px 14px;background:color-mix(in srgb,var(--fc) 70%,#000)}
.f-back::before{content:"";position:absolute;left:0;top:-14px;width:44%;height:22px;border-radius:8px 14px 0 0;background:inherit}
.f-paper{position:absolute;left:6%;right:6%;top:4%;bottom:6%;border-radius:6px;background:#FFFDF8;display:flex;flex-direction:column;gap:8px;padding:14px;transition:transform .6s var(--ease);color:#17171C}
.f-paper b{font:500 13px/1.25 var(--serif);margin-bottom:4px}
.f-paper i{display:block;height:3px;border-radius:3px;background:#E3DBCB;width:84%}
.f-paper i:nth-child(3){width:62%} .f-paper i:nth-child(4){width:74%}
.f-front{position:absolute;inset:7% 0 0 0;border-radius:6px 12px 12px 12px;background:var(--fc);color:var(--fk);overflow:hidden;transform-origin:50% 100%;transition:transform .7s var(--ease),box-shadow .7s var(--ease);box-shadow:0 1px 0 rgba(255,255,255,.25) inset}
.fold-w:hover .f-paper{transform:translateY(-22%)}
.fold-w:hover .f-front{transform:rotateX(-26deg);box-shadow:0 30px 40px -20px rgba(0,0,0,.45)}
.f-art{position:absolute;inset:0;width:100%;height:100%;stroke:var(--fk);stroke-opacity:.32;fill:none;stroke-width:.9}
.f-art .fill{fill:var(--fk);fill-opacity:.35;stroke:none}
.f-art .acc{stroke:var(--fk);stroke-opacity:.9;stroke-width:1.6}
.f-art .fillacc{fill:var(--fk);fill-opacity:.9;stroke:none}
.f-art .mn{font:500 9px var(--mono);fill:var(--fk);fill-opacity:.85;stroke:none}
.f-t{position:absolute;left:18px;top:18px;right:18px;font:400 clamp(28px,2.8vw,40px)/.98 var(--serif);letter-spacing:-.025em}
.f-t i{font-style:italic}
.f-done{position:absolute;left:18px;bottom:16px;font:500 11px var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:5px 9px;border-radius:999px;background:color-mix(in srgb,var(--fk) 20%,transparent)}

/* practice trio */
.trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.tc{position:relative;display:flex;flex-direction:column;gap:14px;padding:26px;text-decoration:none;color:var(--ink);overflow:hidden;transition:transform .5s var(--ease),border-color .3s}
.tc:hover{border-color:var(--line2)}
.tc h3{font:400 30px/1.05 var(--serif);letter-spacing:-.02em}
.tc>p{color:var(--muted);font-size:15px}
.tc .link{margin-top:auto;color:var(--ink)}
.tc:hover .link{color:var(--acc)}
.mini-placards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-block:6px}
.mp{display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 6px;border-radius:14px;background:var(--bg2);text-align:center;min-width:0}
.mp b{font:400 24px/1 var(--serif);width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--surface);border:1px solid var(--line2)}
.mp b .i{width:18px;height:18px}
.mp small{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.mp.ok b{background:var(--pos-solid);border-color:var(--pos-solid);color:#fff} .mp.no b{background:var(--neg);border-color:var(--neg);color:#fff}
.mini-heat{display:grid;grid-template-columns:repeat(15,minmax(0,1fr));gap:4px;margin-block:6px}
.mini-heat i{aspect-ratio:1;border-radius:3px;background:var(--raised)}
.mini-heat i.ok{background:var(--pos-solid)} .mini-heat i.no{background:var(--neg)}
.mini-fz{display:flex;justify-content:space-between;gap:10px;padding:18px;border-radius:14px;background:var(--bg2);margin-block:6px}
.mini-fz span{display:inline-flex;align-items:center;gap:6px;font:500 12.5px var(--mono);text-transform:uppercase;letter-spacing:.06em;padding:8px 14px;border-radius:999px;border:1px solid}
.mini-fz .i{width:14px;height:14px}
.mini-fz .no{color:var(--neg)} .mini-fz .yes{color:var(--pos)}

/* newsletter */
.nl-card{position:relative;padding:10px;border-radius:30px;background:repeating-linear-gradient(135deg,var(--acc) 0 16px,var(--surface) 16px 32px,var(--pos-solid) 32px 48px,var(--surface) 48px 64px)}
.nl-card>*{position:relative}
.nl-card::before{content:"";position:absolute;inset:10px;border-radius:22px;background:var(--surface)}
.nl-g{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);gap:50px;padding:44px 44px 40px}
.nl-l{display:flex;flex-direction:column;gap:20px}
.nl-l h2{font-size:clamp(34px,4vw,56px);letter-spacing:-.03em}
.nl-f{display:flex;gap:8px;padding:6px;border-radius:999px;border:1px solid var(--line2);background:var(--bg);max-width:520px;transition:border-color .2s,box-shadow .2s}
.nl-f:focus-within{border-color:var(--ink);box-shadow:0 0 0 5px color-mix(in srgb,var(--acc) 14%,transparent)}
.nl-f input[type=email]{flex:1;min-width:0;background:none;border:0;outline:none;padding:0 16px;font-size:16px}
.nl-f .hp{position:absolute;left:-9999px;width:1px;height:1px}
.nl-done{display:flex;gap:12px;align-items:center;padding:16px 18px;border-radius:18px;background:var(--pos-soft);max-width:520px}
.nl-done .i{color:var(--pos);width:22px;height:22px}
.nl-r{display:flex;flex-direction:column;gap:24px;align-items:flex-start}
.nl .stamp{position:relative;width:132px;padding:12px;background:var(--acc);color:#fff;transform:rotate(5deg);transition:transform .5s var(--ease);-webkit-mask:linear-gradient(#000 0 0) content-box,radial-gradient(circle 5px,#0000 97%,#000) -6px -6px/12px 12px;-webkit-mask-composite:source-over;mask:linear-gradient(#000 0 0) content-box add,radial-gradient(circle 5px,#0000 97%,#000) -6px -6px/12px 12px;display:flex;flex-direction:column;gap:6px}
.nl .stamp:hover{transform:rotate(-3deg) scale(1.05)}
.st-mark .lm{width:30px;height:30px}
.st-mark .lm-bg{fill:#fff} .st-mark .lm-l{stroke:var(--acc)} .st-mark .lm-d{fill:#17171C}
.st-v{font:400 44px/1 var(--serif)}
.st-t{font:500 10px var(--mono);letter-spacing:.1em;text-transform:uppercase;opacity:.9}
.nl-toc{list-style:none;margin:0;padding:0;width:100%;display:flex;flex-direction:column;counter-reset:toc}
.nl-toc li{counter-increment:toc;display:flex;gap:14px;padding:12px 0;border-top:1px solid var(--line);font-size:15px}
.nl-toc li::before{content:counter(toc,decimal-leading-zero);font:500 12px/1.9 var(--mono);color:var(--acc)}

/* faq */
.faq{display:flex;flex-direction:column}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:24px 0;font:400 28px/1.2 var(--serif);letter-spacing:-.015em;display:flex;justify-content:space-between;gap:12px;transition:color .2s}
.faq summary:hover{color:var(--acc)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:300 30px/1 var(--sans);color:var(--acc);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 24px;color:var(--muted);max-width:70ch;font-size:16.5px}
.soon-note{text-align:center;margin-top:-40px}

@media (max-width:1000px){ .folders{grid-template-columns:repeat(2,minmax(0,1fr))} .trio{grid-template-columns:minmax(0,1fr)} }
@media (max-width:900px){ .hero3-f,.show-h,.doc-b,.nl-g{grid-template-columns:minmax(0,1fr)} .doc-ai{border-right:0;border-bottom:1px dashed var(--line2)} .analyst{position:relative;inset:auto;margin-top:0;display:none} .doc[data-step="2"] .analyst{display:flex} .doc[data-step="2"] .notes{display:none} .dt span{display:none} .dt{justify-content:center} .show{margin-top:0} }
@media (max-width:620px){ .split{font-size:clamp(44px,12.5vw,64px)} .folders{gap:24px 14px} .f-t{left:12px;top:12px;font-size:24px} .f-cap{font-size:13px} .doc-ai,.doc-side{padding:22px 18px} .ai-t{font-size:21px} .note{font-size:21px} .nl-g{padding:26px 20px} .nl-f{flex-direction:column;border-radius:20px} .nl-f input[type=email]{height:48px} .cbadge b{font-size:20px} .faq summary{font-size:23px} .slop{font-size:24px;right:16px;bottom:14px} }

/* roadmap */
.rm-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:40px;align-items:center}
.ring{position:relative;width:190px;height:190px}
.ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring div{position:absolute;inset:0;display:grid;place-content:center;text-align:center}
.ring b{font:400 52px/1 var(--serif)}
.ring span{font:500 11px var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.mods{display:flex;flex-direction:column}
.module{display:grid;grid-template-columns:90px minmax(0,1fr);gap:20px;padding:30px 0;border-top:1px solid var(--line);scroll-margin-top:100px}
.m-n{font:400 64px/.9 var(--serif);color:var(--acc)}
.m-b{display:flex;flex-direction:column;gap:12px;min-width:0}
.m-b>p{color:var(--muted)}
.ls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.l{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:16px;background:var(--surface);border:1px solid var(--line);text-decoration:none;color:var(--ink);transition:border-color .2s,transform .3s var(--ease)}
.l:hover{border-color:var(--pos);transform:translateX(4px)}
.l .k{width:32px;height:32px;border-radius:50%;border:1px solid var(--line2);display:grid;place-items:center;font:500 11px var(--mono);color:var(--muted);flex:none}
.l.done .k{background:var(--pos-solid);border-color:var(--pos-solid);color:#fff}
.l .k .i{width:14px;height:14px;stroke-width:3}
.l span{flex:1;min-width:0;display:flex;flex-direction:column}
.l b{font-weight:500;font-size:15px;line-height:1.3}
.l small{color:var(--muted);font-size:12.5px}

/* lesson */
.lesson{display:grid;grid-template-columns:minmax(0,720px) 220px;gap:60px;align-items:start;justify-content:center}
.lesson article{display:flex;flex-direction:column;gap:20px;min-width:0}
.lesson article h1{font-size:clamp(42px,5vw,68px)}
.lesson article h2{margin-top:28px;scroll-margin-top:100px;font-size:34px}
.lesson article>p{font-size:17.5px;line-height:1.75;max-width:66ch}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font:500 12px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--faint)}
.crumbs a{color:var(--muted);text-decoration:none} .crumbs a:hover{color:var(--ink)}
.key{padding:22px 24px;border-radius:20px;background:var(--pos-soft);font:400 26px/1.25 var(--serif);color:var(--ink);border-left:3px solid var(--pos)}
.worked{background:var(--bg2);border:1px solid var(--line);color:var(--ink);border-radius:18px;padding:20px 22px;font:14px/1.8 var(--mono);overflow-x:auto;white-space:pre}
.rail{position:sticky;top:100px;display:flex;flex-direction:column;gap:2px;font-size:14px}
.rail p{margin-bottom:8px}
.rail button{background:none;border:0;border-left:1px solid var(--line);padding:7px 14px;text-align:left;color:var(--muted);cursor:pointer;transition:color .2s,border-color .2s}
.rail button:hover{color:var(--ink)} .rail button.on{color:var(--ink);border-color:var(--pos)}
.reveal{border:1px dashed var(--line2);border-radius:18px;padding:20px 22px;display:flex;flex-direction:column;gap:12px}
.reveal p{font-weight:500}
.pn{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.pn a{border:1px solid var(--line);border-radius:18px;padding:16px 18px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:4px;font:400 22px/1.15 var(--serif);transition:border-color .2s}
.pn a:hover{border-color:var(--pos)} .pn small{font:500 11px var(--mono);color:var(--faint);text-transform:uppercase;letter-spacing:.08em} .pn a:last-child{text-align:right}
.done-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:18px 22px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}

/* widgets */
.w{display:grid;grid-template-columns:minmax(0,260px) minmax(0,1fr);gap:28px;align-items:center}
.ctl{display:flex;flex-direction:column;gap:16px;min-width:0}
.sl{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted)}
.sl-top{display:flex;justify-content:space-between;gap:10px}
.sl output{color:var(--ink);font:500 14px var(--mono)}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:24px;background:none;margin:0;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:4px;background:linear-gradient(to right,var(--pos) var(--p,50%),var(--raised) var(--p,50%))}
input[type=range]::-moz-range-track{height:4px;border-radius:4px;background:var(--raised)}
input[type=range]::-moz-range-progress{height:4px;border-radius:4px;background:var(--pos)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--paper);border:0;margin-top:-8px;box-shadow:0 0 0 5px color-mix(in srgb,var(--pos) 30%,transparent)}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--paper);border:0}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.chart text{font:500 11px var(--mono);fill:var(--faint)}
.kvs{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;border-top:1px dashed var(--line2);padding-top:14px;margin-top:16px}
.kv{display:flex;flex-direction:column;gap:2px;font-size:13px;color:var(--muted)}
.kv b{font:400 26px/1.1 var(--serif);color:var(--ink)}
.kv b.hi{color:var(--pos)}
.cap{font-size:13px;color:var(--faint);margin-top:10px}
.hb{display:grid;grid-template-columns:120px minmax(0,1fr) 116px;gap:10px;align-items:center;font-size:14px;padding:5px 0}
.hb .trk{height:16px;border-radius:5px;background:var(--raised);overflow:hidden}
.hb .trk i{display:block;height:100%;border-radius:5px;background:var(--pos);transition:width .4s var(--ease)}
.hb .trk i.neg{background:var(--neg)} .hb .trk i.a{background:var(--gold)} .hb .trk i.m{background:var(--faint)} .hb .trk i.g{background:var(--pos-solid)}
.hb span:last-child{text-align:right;font:500 13px var(--mono)}
.hb small{color:var(--muted)}
.verd{display:inline-flex;align-items:center;font:500 12px var(--mono);text-transform:uppercase;letter-spacing:.06em;border-radius:999px;padding:6px 12px}
.verd.good{background:var(--pos-soft);color:var(--pos)} .verd.bad{background:var(--neg-soft);color:var(--neg)} .verd.mid{background:var(--gold-soft);color:var(--gold)}
.out{display:flex;flex-direction:column;gap:12px;align-items:flex-start;font-size:16px}
.scroll{overflow-x:auto}
table{border-collapse:separate;border-spacing:5px;font:500 14px var(--mono);min-width:340px}
th,td{padding:10px 14px;text-align:right;border-radius:10px;background:var(--raised)}
th{background:none;color:var(--muted);font-size:12px}
td.mid{background:var(--pos-solid);color:#fff}

/* questions */
.q-q{font:400 26px/1.3 var(--serif)}
.opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.opt{display:flex;align-items:center;gap:14px;text-align:left;border:1px solid var(--line2);background:var(--bg2);border-radius:16px;padding:14px 16px;cursor:pointer;font-size:15.5px;transition:border-color .2s,transform .3s var(--ease),background .2s}
.opt b{flex:none;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;font:500 12px var(--mono);border:1px solid var(--line2);color:var(--muted)}
.opt:hover:not(:disabled){border-color:var(--pos);transform:translateX(3px)}
.opt:disabled{cursor:default}
.opt.right{border-color:var(--pos);background:var(--pos-soft)} .opt.right b{background:var(--pos-solid);border-color:var(--pos-solid);color:#fff}
.opt.wrong{border-color:var(--neg);background:var(--neg-soft)} .opt.wrong b{background:var(--neg);border-color:var(--neg);color:#fff}
.numrow{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.numrow .field{width:200px;font-family:var(--mono)}
.unit{font:500 14px var(--mono);color:var(--muted)}
.fb{display:flex;flex-direction:column;gap:6px;padding:16px 18px;border-radius:16px;background:var(--bg2);border:1px solid var(--line);font-size:15px;animation:rise .45s var(--ease)}
.fb b{font-weight:600}
.fb.ok{border-color:color-mix(in srgb,var(--pos) 45%,transparent)} .fb.ok b{color:var(--pos)}
.fb.no{border-color:color-mix(in srgb,var(--neg) 45%,transparent)} .fb.no b{color:var(--neg)}
@keyframes rise{from{opacity:0;transform:translateY(16px)}}

/* practice */
.px{display:flex;flex-direction:column;gap:30px}
.px-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:30px;align-items:end}
.px-head h1{font-size:clamp(52px,7vw,104px)}
.pstats{display:grid;grid-template-columns:1fr 1fr 1.6fr 1fr;border:1px solid var(--line);border-radius:22px;overflow:hidden}
.pst{display:flex;flex-direction:column;gap:8px;padding:18px 20px;border-left:1px solid var(--line);min-width:0}
.pst:first-child{border-left:0}
.pst b{font:400 44px/1 var(--serif)}
.pst b small{font:500 13px var(--mono);color:var(--faint);margin-left:4px}
.pst b.sm{font-size:26px;line-height:1.1}
.pst.acc,.pst.wide{flex-direction:row;align-items:center;justify-content:space-between;gap:14px}
.pst.acc>div,.pst.wide>div{display:flex;flex-direction:column;gap:8px}
.pst.acc svg{width:56px;height:56px;flex:none}
.pst.wide svg{flex:1;height:52px;max-width:240px}
.pst .ln{fill:none;stroke:var(--pos);stroke-width:2;vector-effect:non-scaling-stroke}
.pst .area{fill:var(--pos);opacity:.12}
.pbar{height:4px;border-radius:4px;background:var(--raised);overflow:hidden}
.pbar i{display:block;height:100%;background:var(--pos);border-radius:inherit;transition:width .6s var(--ease)}
.px-g{display:grid;grid-template-columns:260px minmax(0,1fr);gap:28px;align-items:start}
.px-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:12px}
.px-side .mono-s{margin-top:8px}
.tps{display:flex;flex-direction:column;gap:2px}
.tp{position:relative;display:flex;justify-content:space-between;gap:10px;padding:10px 12px;border-radius:12px;border:0;background:none;cursor:pointer;text-align:left;color:var(--muted);font-size:15px;overflow:hidden;transition:color .2s,background .2s}
.tp b{font:500 12px var(--mono);color:var(--faint);padding-top:2px}
.tp i{position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;background:var(--raised)}
.tp i::after{content:"";position:absolute;inset:0 auto 0 0;width:var(--p);background:var(--pos);border-radius:inherit}
.tp:hover{color:var(--ink);background:var(--surface)}
.tp.on{color:var(--ink);background:var(--surface);box-shadow:inset 2px 0 0 var(--pos)}
.rnd{margin-top:8px}
.rnd .i{width:15px;height:15px}
.px-main{display:flex;flex-direction:column;gap:18px;min-width:0}
.desk{position:relative;min-height:420px;border-radius:28px;background:var(--surface);border:1px solid var(--line);overflow:hidden}
.desk::before{content:"";position:absolute;inset:0;background:radial-gradient(70% 60% at 100% 0%,color-mix(in srgb,var(--pos-solid) 14%,transparent),transparent 70%);pointer-events:none}
.desk-in{position:relative;display:flex;flex-direction:column;gap:24px;padding:30px 32px;animation:deskin .55s var(--ease)}
.desk-in.back{animation-name:deskback}
@keyframes deskin{from{opacity:0;transform:translateX(40px)}}
@keyframes deskback{from{opacity:0;transform:translateX(-40px)}}
.desk-in.ok{box-shadow:inset 0 3px 0 var(--pos)} .desk-in.no{box-shadow:inset 0 3px 0 var(--neg)}
.desk-top{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.qnum{font:400 76px/.8 var(--serif);color:transparent;-webkit-text-stroke:1.2px var(--line2);letter-spacing:-.02em}
.desk-in.ok .qnum{-webkit-text-stroke-color:var(--pos)} .desk-in.no .qnum{-webkit-text-stroke-color:var(--neg)}
.tags{display:flex;flex-wrap:wrap;gap:6px;flex:1}
.desk-body{display:flex;flex-direction:column;gap:20px}
.desk-body .q-q{font-size:clamp(24px,2.4vw,32px);max-width:32ch}
.desk-f{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:18px;border-top:1px solid var(--line)}
.kh{text-align:center}
.desk-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:420px;text-align:center;padding:30px}
.mk-sm{width:84px;height:84px}
.qdots{display:flex;flex-wrap:wrap;gap:6px}
.qd{width:22px;height:22px;border-radius:6px;border:1px solid var(--line2);background:none;cursor:pointer;padding:0;transition:transform .2s var(--ease),background .2s}
.qd:hover{transform:scale(1.2)}
.qd.ok{background:var(--pos-solid);border-color:var(--pos-solid)} .qd.no{background:var(--neg);border-color:var(--neg)}
.qd.cur{box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--ink)}
.drill{display:grid;grid-template-columns:minmax(0,1fr) 150px;gap:24px;align-items:center}
.drill-l{display:flex;flex-direction:column;gap:16px;min-width:0}
.drill .big{font:400 clamp(28px,3vw,40px)/1.1 var(--serif)}
.drill-r{position:relative;width:150px;height:150px}
.drill-r svg{width:100%;height:100%}
.drill-r circle{transition:stroke-dashoffset 1s linear}
.drill-r div{position:absolute;inset:0;display:grid;place-content:center;text-align:center}
.drill-r b{font:400 52px/1 var(--serif)}
.drill-r span{font:500 11px var(--mono);color:var(--muted)}
.flash-ok{border-color:var(--pos)!important;background:var(--pos-soft)!important}

/* daily */
.daily-h{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:end}
.next-in{display:flex;flex-direction:column;align-items:flex-end;gap:6px;padding:18px 22px;border-radius:20px;border:1px solid var(--line)}
.next-in b{font:400 44px/1 var(--serif);font-variant-numeric:tabular-nums}
.placards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
.flip{perspective:1400px;min-width:0;display:grid}
.fi{display:grid;transition:transform .9s cubic-bezier(.3,1.3,.45,1);transform-style:preserve-3d}
.flip.on .fi{transform:rotateY(180deg)}
.pf,.pb{grid-area:1/1;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:24px;padding:22px;display:flex;flex-direction:column;gap:16px;min-width:0}
.pf{background:var(--surface);border:1px solid var(--line)}
.pf .opts{grid-template-columns:minmax(0,1fr)}
.pf .q-q{font-size:22px}
.pf .numrow .field{width:100%}
.pf-top{display:flex;flex-wrap:wrap;gap:6px}
.pb{transform:rotateY(180deg);color:#fff;position:relative;overflow:hidden}
.pb.ok{background:linear-gradient(160deg,#2B9D79,#14644B)}
.pb.no{background:linear-gradient(160deg,#EF6F5A,#A63A28)}
.pb::before{content:"";position:absolute;width:280px;height:280px;right:-100px;top:-100px;border-radius:50%;border:40px solid rgba(255,255,255,.08)}
.pb-mark svg{width:70px;height:70px;fill:none;stroke:#fff;stroke-width:5;stroke-linecap:round;stroke-linejoin:round}
.pb-mark circle{stroke-dasharray:214;stroke-dashoffset:214;stroke-width:3;opacity:.6}
.pb-mark path{stroke-dasharray:60;stroke-dashoffset:60}
.flip.on .pb-mark circle{animation:draw .6s .45s forwards}
.flip.on .pb-mark path{animation:draw .45s .85s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.pb-k{font:500 11px var(--mono);opacity:.8;text-transform:uppercase;letter-spacing:.08em}
.pb h3{font:400 44px/1 var(--serif)}
.pb-pts{font:500 13px var(--mono);align-self:flex-start;background:rgba(255,255,255,.18);border-radius:999px;padding:6px 12px}
.pb-a{display:flex;flex-direction:column;gap:2px;font:400 30px/1.1 var(--serif)}
.pb-a span{font:500 11px var(--mono);text-transform:uppercase;letter-spacing:.08em;opacity:.8}
.pb-s{font-size:14px;line-height:1.55;opacity:.95;padding-top:12px;border-top:1px solid rgba(255,255,255,.25)}
.flip.on .pb>*{animation:rise .5s both}
.flip.on .pb>:nth-child(3){animation-delay:.9s}.flip.on .pb>:nth-child(4){animation-delay:1s}.flip.on .pb>:nth-child(5){animation-delay:1.1s}.flip.on .pb>:nth-child(6){animation-delay:1.2s}
.scorecard{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;padding:34px;border-radius:30px;background:var(--paper);color:#0F1D18;animation:rise .6s var(--ease)}
.scorecard .mono-s{color:#6c7a72}
.scorecard h2{font-size:clamp(56px,8vw,96px);color:#0F1D18}
.sc-l{display:flex;flex-direction:column;gap:14px}
.sq{display:flex;gap:8px}
.sq i{width:48px;height:48px;border-radius:12px;background:#ddd5c3}
.sq i.ok{background:#2B9D79} .sq i.no{background:#EF6F5A}
.sc-r{display:flex;flex-direction:column;align-items:center;gap:16px}
.sc-flame{display:flex;flex-direction:column;align-items:center;justify-content:center;width:130px;height:130px;border-radius:50%;border:1px solid #c9bfa8}
.sc-flame .i{width:28px;height:28px;color:#D99A12}
.sc-flame b{font:400 48px/1 var(--serif)}
.sc-flame span{font:500 10.5px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:#6c7a72}
.term-day{display:flex;flex-direction:column;gap:12px;padding:26px}
.term-day p{color:var(--muted)}
.fx{display:block;align-self:flex-start;max-width:100%;overflow-x:auto;font:500 13.5px/1.6 var(--mono);padding:8px 12px;border-radius:10px;background:var(--bg2);color:var(--pos);border:1px solid var(--line);white-space:pre-wrap}

/* flaw or fine */
.flaw-page{display:flex;flex-direction:column;align-items:center;gap:26px}
.flaw-page>.mono-row{align-self:stretch}
.fz-score{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:18px}
.dots{display:flex;gap:5px}
.dots i{width:9px;height:9px;border-radius:50%;background:var(--raised);transition:all .3s var(--ease)}
.dots i.cur{background:var(--ink);transform:scale(1.4)}
.dots i.ok{background:var(--pos)} .dots i.no{background:var(--neg)}
.deck{position:relative;width:min(480px,100%);height:360px}
.fcard{--no:0;--yes:0;position:absolute;inset:0;display:flex;flex-direction:column;gap:18px;padding:28px;border-radius:28px;background:var(--paper);color:#0F1D18;box-shadow:var(--shadow);touch-action:pan-y;user-select:none;cursor:grab;transition:transform .4s var(--ease);overflow:hidden}
.fcard .mono-s{color:#6c7a72}
.fcard:active{cursor:grabbing}
.fcard p{font:400 28px/1.22 var(--serif)}
.fc-hint{margin-top:auto;text-align:center}
.fcard.under{pointer-events:none;background:var(--raised);box-shadow:none}
.fcard.under>*{opacity:0}
.fcard.u1{transform:translateY(16px) scale(.95)}
.fcard.u2{transform:translateY(32px) scale(.9);opacity:.6}
.fcard.end{align-items:center;justify-content:center;text-align:center;cursor:default}
.fcard.end h2{font-size:64px;color:#0F1D18}
.fcard.end p{color:#52645B;font:400 16px/1.5 var(--sans)}
.fcard .stamp{position:absolute;top:26px;font:600 30px/1 var(--mono);letter-spacing:.04em;padding:6px 14px;border-radius:10px;border:4px solid;pointer-events:none}
.fcard .stamp.no{right:22px;color:#D9533D;transform:rotate(14deg);opacity:var(--no)}
.fcard .stamp.yes{left:22px;color:#1E8664;transform:rotate(-14deg);opacity:var(--yes)}
.fz-btns{display:flex;gap:14px}
.fz-b{display:inline-flex;align-items:center;gap:8px;min-height:54px;padding:0 28px;border-radius:999px;border:1px solid;font:600 16px var(--sans);cursor:pointer;background:none;transition:transform .3s var(--ease),background .2s}
.fz-b:hover{transform:translateY(-3px)}
.fz-b:disabled{opacity:.35;cursor:default;transform:none}
.fz-b.no{color:var(--neg);border-color:var(--neg)} .fz-b.no:hover{background:var(--neg-soft)}
.fz-b.yes{color:var(--pos);border-color:var(--pos)} .fz-b.yes:hover{background:var(--pos-soft)}
.fz-res{width:min(580px,100%);min-height:10px}
.fz-v{padding:16px 18px;border-radius:18px;border:1px solid var(--line2);font-size:15px;line-height:1.55;animation:rise .35s var(--ease)}
.fz-v.ok b{color:var(--pos)} .fz-v.no b{color:var(--neg)}

/* library */
.gl-top{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:16px}
.hero-term{background:linear-gradient(160deg,var(--pos-soft),var(--surface) 70%);border-color:color-mix(in srgb,var(--pos) 40%,transparent)}
.gl-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.gs{display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;gap:8px;padding:16px;border-radius:18px;border:1px solid var(--line);background:var(--surface);cursor:pointer;text-align:left;transition:border-color .2s,transform .3s var(--ease)}
.gs:hover{transform:translateY(-3px);border-color:var(--pos)}
.gs b{font:400 40px/1 var(--serif);color:var(--pos)}
.gs span{font-size:13px;color:var(--muted);line-height:1.3}
.gl-bar{position:sticky;top:calc(68px + env(safe-area-inset-top,0px));z-index:5;display:flex;flex-direction:column;gap:12px;padding:16px;border-radius:20px;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--line)}
.gl-bar .field{width:100%}
.az{display:flex;flex-wrap:wrap;gap:3px}
.az button,.az span{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;font:500 12px var(--mono);border:0}
.az button{background:var(--raised);color:var(--ink);cursor:pointer}
.az button:hover{background:var(--pos-solid);color:#fff}
.az span{color:var(--line2)}
.g-grp{display:grid;grid-template-columns:80px minmax(0,1fr);gap:18px;padding:22px 0;border-top:1px solid var(--line);scroll-margin-top:260px}
.g-L{font:400 italic 64px/1 var(--serif);color:var(--pos);position:sticky;top:270px;align-self:start}
.g-items{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.g-i{display:flex;flex-direction:column;gap:9px;padding:18px;border-radius:18px;background:var(--surface);border:1px solid var(--line);min-width:0}
.g-h{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}
.g-h h3{font:400 24px/1.1 var(--serif)}
.g-i p{color:var(--muted);font-size:14.5px;line-height:1.55}
.g-i .link{font-size:13.5px}
.reads{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px}
.read{position:relative;display:flex;flex-direction:column;gap:12px;padding:22px;border-radius:22px;background:var(--surface);border:1px solid var(--line);text-decoration:none;color:var(--ink);min-width:0}
.read:hover{border-color:var(--line2)}
.read-top{display:flex;justify-content:space-between;align-items:center}
.rtype{font:500 10.5px var(--mono);padding:5px 10px;border-radius:999px;text-transform:uppercase;letter-spacing:.08em}
.rtype.t0{background:var(--pos-soft);color:var(--pos)} .rtype.t1{background:var(--neg-soft);color:var(--neg)} .rtype.t2{background:var(--gold-soft);color:var(--gold)} .rtype.t3{background:color-mix(in srgb,var(--sky) 18%,transparent);color:var(--sky)}
.read p{color:var(--muted);font-size:14.5px;flex:1}
.read-f{display:flex;justify-content:space-between;align-items:center;gap:8px;font:500 11.5px var(--mono);color:var(--faint);padding-top:12px;border-top:1px solid var(--line)}
.read-f .i{width:15px;height:15px;color:var(--pos)}
.memos{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px}
.memo{display:flex;flex-direction:column;gap:12px;padding:24px}
.memo-n{font:400 56px/1 var(--serif);color:var(--pos)}
.memo p{color:var(--muted)}

/* footer, tabs, misc */
.foot{border-top:1px solid var(--line);padding-block:40px 50px}
.foot .wrap{display:flex;flex-direction:column;gap:26px}
.foot-top{display:flex;flex-wrap:wrap;gap:20px 40px;justify-content:space-between;align-items:center}
.foot-brand{display:flex;align-items:center;gap:14px}
.foot-brand b{display:block;font:500 28px/1 var(--serif);font-weight:400}
.foot-brand b i{color:var(--acc)}
.foot-brand span{font:500 11px var(--mono);color:var(--faint);text-transform:uppercase;letter-spacing:.08em}
.foot nav{display:flex;flex-wrap:wrap;gap:6px 22px}
.foot nav a{color:var(--muted);text-decoration:none;font-size:14.5px} .foot nav a:hover{color:var(--ink)}
.foot-legal{font-size:12.5px;color:var(--faint);max-width:110ch;line-height:1.6}
.tabs{display:none;position:fixed;left:0;right:0;bottom:0;z-index:20;background:var(--glass);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-top:1px solid var(--line);padding:6px max(10px,env(safe-area-inset-right,0px)) calc(6px + env(safe-area-inset-bottom,0px)) max(10px,env(safe-area-inset-left,0px))}
.tabs a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 0;color:var(--faint);text-decoration:none;font-size:11px;font-weight:500}
.tabs a.on{color:var(--pos)}
.totop{position:fixed;right:max(20px,env(safe-area-inset-right,0px));bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:19;width:58px;height:58px;border:0;padding:0;background:var(--surface);border-radius:50%;cursor:pointer;opacity:0;transform:translateY(20px) scale(.8);transition:all .5s var(--ease);pointer-events:none;box-shadow:var(--shadow)}
.totop.on{opacity:1;transform:none;pointer-events:auto}
.totop:hover .mk-tt{transform:translateY(-3px) rotate(-10deg)}
.tt-ring{position:absolute;inset:0;width:100%;height:100%}
.tt-ring circle{fill:none;stroke:var(--line2);stroke-width:2}
.tt-ring #tt-p{stroke:var(--acc);stroke-width:2.5;stroke-linecap:round}
.mk-tt{position:absolute;inset:9px;width:40px;height:40px;transition:transform .4s var(--ease)}
.pal{position:fixed;inset:0;z-index:40;background:rgba(5,10,8,.6);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:grid;justify-items:center;align-items:start;padding:12vh 16px 0}
.pal-box{width:min(600px,100%);background:var(--surface);border:1px solid var(--line2);border-radius:22px;overflow:hidden;box-shadow:var(--shadow);animation:rise .3s var(--ease)}
.pal-box input{width:100%;background:none;border:0;border-bottom:1px solid var(--line);padding:20px 22px;font:400 24px var(--serif);outline:none}
.pal-out{max-height:46vh;overflow-y:auto;padding:6px}
.pal-r{display:flex;justify-content:space-between;gap:12px;align-items:center;width:100%;background:none;border:0;border-radius:12px;padding:11px 14px;text-align:left;cursor:pointer;font-size:15px}
.pal-r span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pal-r small{font:500 11px var(--mono);color:var(--faint);flex:none;text-transform:uppercase}
.pal-r.sel{background:var(--pos-soft)}
.pal-e{padding:20px;color:var(--muted)}
.toast{position:fixed;left:50%;bottom:calc(96px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--paper);color:#0F1D18;font-weight:500;font-size:14.5px;padding:12px 20px;border-radius:999px;z-index:50;animation:rise .3s var(--ease);box-shadow:var(--shadow)}
.confetti{position:fixed;inset:0;width:100vw;height:100vh;pointer-events:none;z-index:60}

/* responsive */
@media (max-width:1100px){
  .roles{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lesson{grid-template-columns:minmax(0,720px)} .rail{display:none}
  .gl-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .folders{grid-template-columns:repeat(3,minmax(0,1fr))}
  .pstats{grid-template-columns:1fr 1fr} .pst:nth-child(3){border-left:0} .pst:nth-child(n+3){border-top:1px solid var(--line)}
  .px-g{grid-template-columns:220px minmax(0,1fr)}
}
@media (max-width:900px){
  .nav,.find span,.find kbd,.join-top{display:none}
  .find{width:40px;padding:0;justify-content:center}
  .tabs{display:flex}
  main{padding-bottom:120px;gap:80px}
  .totop{bottom:calc(80px + env(safe-area-inset-bottom,0px))}
  .hero2-g,.story-g,.duo,.flaw-band,.club2-g,.gl-top,.nl-g,.rm-head,.px-head,.px-g{grid-template-columns:minmax(0,1fr)}
  .stage{max-width:420px}
  .placards{grid-template-columns:minmax(0,1fr)}
  .g-items{grid-template-columns:minmax(0,1fr)}
  .px-side{position:static}
  .tps{flex-direction:row;flex-wrap:wrap;gap:6px}
  .tp{border:1px solid var(--line);border-radius:999px;padding:7px 12px;font-size:14px}
  .tp i{display:none}
  .tp.on{box-shadow:none;border-color:var(--pos)}
  .ring{width:150px;height:150px}
  .flaw-band{padding:30px}
}
@media (max-width:620px){
  .wrap{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
  main{gap:70px;padding-top:24px}
  .wm{font-size:21px}
  .streak{display:none}
  .split{font-size:clamp(42px,12vw,60px)}
  .roles,.ls,.opts,.pn,.notes{grid-template-columns:minmax(0,1fr)}
  .folders{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 14px}
  .f-t{left:12px;top:12px;font-size:22px}
  .ts-mono{font-size:13px} .ts-caps{font-size:17px}
  .f-b{display:none}
  .f-more p{font-size:24px}
  .w{grid-template-columns:minmax(0,1fr)}
  .module{grid-template-columns:minmax(0,1fr);gap:8px}
  .m-n{font-size:44px}
  .hb{grid-template-columns:92px minmax(0,1fr) 96px;font-size:13px}
  .daily-h{grid-template-columns:minmax(0,1fr)}
  .next-in{align-items:flex-start}
  .creds{grid-template-columns:auto auto}
  .creds p{grid-column:1/-1}
  .stk.s1{left:0} .stk.s2{right:0} .stk b{font-size:19px}
  .stk.s4{display:none}
  .nl-mast{grid-template-columns:minmax(0,1fr);text-align:center;padding:18px}
  .nl-mast .mono-s:last-child{text-align:center}
  .nl-g{padding:24px 18px}
  .nl-f{flex-direction:column;border-radius:20px}
  .nl-f input[type=email]{height:48px}
  .club2-l li{grid-template-columns:minmax(0,1fr)}
  .club2-l .mono-s{grid-row:auto;padding-top:0}
  .drill{grid-template-columns:minmax(0,1fr)} .drill-r{width:120px;height:120px}
  .drill .field{width:100%}
  .scorecard{grid-template-columns:minmax(0,1fr);padding:24px}
  .sc-r{flex-direction:row;justify-content:space-between}
  .sc-flame{width:100px;height:100px}
  .g-grp{grid-template-columns:minmax(0,1fr);gap:8px}
  .g-L{position:static;font-size:44px}
  .gl-bar{position:static}
  .deck{height:400px}
  .fcard p{font-size:24px}
  .desk-in{padding:22px 18px}
  .qnum{font-size:56px}
  .kh{display:none}
  .pst{padding:14px} .pst b{font-size:34px}
  .pst.wide svg{display:none}
  .mini-heat{grid-template-columns:repeat(9,minmax(0,1fr))}
  .flaw-band{padding:22px}
  .fb-stack{height:250px}
  .btn.xl{width:100%}
  .arch-foot .btn{width:100%}
  .faq summary{font-size:22px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  [data-rv]{opacity:1;transform:none}
  .split .w>span,.mk-hero{transform:none;opacity:1}
  .pb-mark circle,.pb-mark path{stroke-dashoffset:0}
}
.px-side .seg{align-self:stretch;flex-wrap:nowrap}
.px-side .seg button{flex:1;padding:7px 6px;font-size:13.5px}
.cur{transform:translate(-100px,-100px);opacity:0;transition:opacity .3s}
.cur.live{opacity:1}
.story.static .chat{transform:none!important;opacity:1!important;filter:none!important}
.totop>.i{position:absolute;inset:0;margin:auto;width:20px;height:20px;transition:transform .3s var(--ease)}
.totop:hover>.i{transform:translateY(-3px)}
.foot-brand{gap:12px}
.foot-brand b{letter-spacing:-.03em}
.foot-brand .lm{width:38px;height:38px}
.px-side .seg{align-self:stretch;flex-wrap:nowrap}
.px-side .seg button{flex:1;padding:7px 6px;font-size:13.5px}
.module h2{font-size:clamp(30px,3.4vw,46px)}
.l small{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.pb.ok{background:linear-gradient(160deg,#3B50E0,#1F2E9E)}
.pb.no{background:linear-gradient(160deg,#E4572E,#A8331B)}
.scorecard{background:var(--ink);color:var(--bg)}
.scorecard h2{color:var(--bg)}
.scorecard .mono-s,.sc-flame span{color:color-mix(in srgb,var(--bg) 65%,transparent)}
.sq i{background:color-mix(in srgb,var(--bg) 18%,transparent)}
.sq i.ok{background:#3B50E0} .sq i.no{background:#E4572E}
.sc-flame{border-color:color-mix(in srgb,var(--bg) 30%,transparent)}
.scorecard .btn.pri{background:var(--acc);color:#fff}
.fcard{background:var(--surface);color:var(--ink);border:1px solid var(--line)}
.fcard.end h2,.fcard p{color:var(--ink)}
.fcard .mono-s{color:var(--faint)}
.fcard .stamp.no{color:var(--neg)} .fcard .stamp.yes{color:var(--pos)}
.key{background:var(--acc-soft);border-left-color:var(--acc)}
input[type=range]::-webkit-slider-thumb{background:var(--ink);box-shadow:0 0 0 5px color-mix(in srgb,var(--acc) 25%,transparent)}
input[type=range]::-webkit-slider-runnable-track{background:linear-gradient(to right,var(--acc) var(--p,50%),var(--raised) var(--p,50%))}
td.mid{background:var(--ink);color:var(--bg)}
.g-L,.memo-n,.gs b{color:var(--acc)}
.hero-term{background:linear-gradient(160deg,var(--acc-soft),var(--surface) 70%);border-color:color-mix(in srgb,var(--acc) 35%,transparent)}
.tp.on{box-shadow:inset 2px 0 0 var(--acc)}
.tp i::after{background:var(--acc)}
.pbar i{background:var(--acc)}
.qd.cur{box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--acc)}
.desk::before{background:radial-gradient(70% 60% at 100% 0%,color-mix(in srgb,var(--acc) 10%,transparent),transparent 70%)}
.streak .i{color:var(--acc)}
.readbar{background:var(--acc)}
.cl:not(.hit) sup{display:none}
.tabs a.on{color:var(--acc)}
@media (max-width:620px){.slop{position:static;align-self:flex-end;margin-top:-4px}.creds{gap:10px}.cbadge{padding:8px 12px}}

/* ===== mascot ===== */
.mk{display:block;overflow:visible}
.mk-bg{fill:var(--paper)}
.mk-b,.mk-e{fill:var(--jade)}
.mk-eye{transition:transform .25s var(--ease)}
.mk-e{transform-box:fill-box;transform-origin:center;transition:transform .09s}
.mk.blink .mk-e{transform:scaleY(.12)}
.mk-logo{width:38px;height:38px;flex:none;transition:transform .5s var(--ease)}
.logo:hover .mk-logo{transform:rotate(-10deg) scale(1.06)}
.wm i{color:var(--jade)}
.foot-brand b i{color:var(--jade)}
.foot-brand .mk-logo{width:42px;height:42px}
.bgmk{position:fixed;z-index:0;pointer-events:none;right:-6vw;top:50%;width:min(86vh,62vw);aspect-ratio:1;transform:translateY(-44%);opacity:0;transition:opacity 1.6s var(--ease) .3s}
.ready .bgmk{opacity:1}
.mk-bgm{width:100%;height:100%}
.mk-bgm .mk-b{fill:var(--jade);fill-opacity:.075}
.mk-bgm .mk-e{fill:var(--jade);fill-opacity:.42}
:root[data-theme="dark"] .mk-bgm .mk-b{fill-opacity:.09}
.top,.foot,main,.tabs{position:relative;z-index:1}
.top{position:sticky}
.tabs{position:fixed}
.backed{font:500 12.5px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding-top:22px;border-top:1px solid var(--line)}
.split em,.split .scrib{color:var(--jade)}
em{color:var(--acc)}
.scrib path{stroke:var(--neg)}
.cl sup{font:600 11px var(--mono)}
.f-ver{--fc:#2B9D79;--fk:#F4EFE3}
.f-cob{--fc:#E07A5F;--fk:#2B100A}
.f-och{--fc:#E9C46A;--fk:#2A2008}
.f-ink{--fc:#11211B;--fk:#F1ECDF}
.pb.ok{background:linear-gradient(160deg,#2B9D79,#14644B)}
.pb.no{background:linear-gradient(160deg,#E4705A,#A63A28)}
.sq i.ok{background:#2B9D79} .sq i.no{background:#E4705A}
.scorecard .btn.pri{background:var(--jade);color:#fff}
.btn.pri:hover{background:var(--jade);color:#fff}
.cur span{background:var(--jade)} .cur.big span{background:color-mix(in srgb,var(--jade) 16%,transparent)} .cur.lab span{background:var(--jade)}

/* ===== story ===== */
.story{position:relative;height:300vh;margin-top:-30px}
.story-pin{position:sticky;top:calc(68px + env(safe-area-inset-top,0px));min-height:calc(100vh - 68px);display:flex;flex-direction:column;justify-content:center;gap:26px;padding-block:24px}
.story h2{max-width:20ch;font-size:clamp(36px,4.6vw,66px)}
.story-g{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:44px;align-items:center}
.st-cap{display:flex;flex-direction:column;gap:18px}
.sc{display:grid;grid-template-columns:40px minmax(0,1fr);gap:10px;font-size:17px;line-height:1.5;color:var(--faint);transition:color .5s,transform .5s var(--ease);padding-left:14px;border-left:2px solid var(--line)}
.sc b{font:500 12px var(--mono);letter-spacing:.08em;padding-top:5px}
.sc.on{color:var(--ink);border-color:var(--jade);transform:translateX(6px)}
.sc.on b{color:var(--jade)}
.st-stage{position:relative;min-height:440px}
.chat{position:relative;display:flex;flex-direction:column;gap:14px;padding:24px;border-radius:24px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);transition:transform .8s var(--ease),opacity .8s,filter .8s}
.chat-q{align-self:flex-end;max-width:80%;padding:11px 16px;border-radius:18px 18px 4px 18px;background:var(--raised);font-size:15px;display:flex;flex-direction:column;gap:2px}
.chat-q span,.chat-who{font:500 10.5px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.chat-a{position:relative;display:flex;flex-direction:column;gap:12px}
.chat-who{display:inline-flex;align-items:center;gap:6px}
.chat-who .i{width:13px;height:13px}
#st-ai{font:400 22px/1.5 var(--serif);min-height:6.2em}
.cl{transition:color .4s;border-radius:3px;background:none}
.cl.hit{color:var(--neg);text-decoration:line-through;text-decoration-thickness:1.5px;text-decoration-color:color-mix(in srgb,var(--neg) 70%,transparent)}
.cl sup{margin-left:2px;color:var(--neg);display:inline-block;opacity:1}
.caret{display:inline-block;width:2px;height:1em;background:var(--jade);vertical-align:-3px;margin-left:2px;animation:caret 1s steps(2) infinite}
.notes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.note{display:flex;gap:9px;align-items:flex-start;padding:10px 12px;border-radius:12px;border:1px dashed color-mix(in srgb,var(--neg) 55%,transparent);color:var(--ink);font-size:13.5px;line-height:1.45;opacity:0;transform:translateY(10px) rotate(-1deg);transition:all .5s var(--ease)}
.note b{flex:none;width:20px;height:20px;border-radius:50%;background:var(--neg);color:#fff;display:grid;place-items:center;font:600 11px var(--mono)}
.note.on{opacity:1;transform:none}
.stamp-slop{position:absolute;right:6%;top:26%;font:600 54px/1 var(--mono);letter-spacing:.06em;color:var(--neg);border:5px solid var(--neg);border-radius:12px;padding:4px 14px;transform:rotate(-14deg) scale(2.4);opacity:0;transition:transform .45s cubic-bezier(.5,1.8,.6,1),opacity .2s;mix-blend-mode:multiply;pointer-events:none}
:root[data-theme="dark"] .stamp-slop{mix-blend-mode:screen}
[data-step="1"] .stamp-slop,[data-step="2"] .stamp-slop{transform:rotate(-14deg) scale(1);opacity:.85}
.analyst{position:absolute;right:-2%;bottom:-6%;width:min(440px,78%);display:flex;flex-direction:column;gap:12px;padding:22px;border-radius:24px;background:var(--ink);color:var(--bg);box-shadow:var(--shadow);transform:translateY(60px) rotate(3deg);opacity:0;transition:transform .9s cubic-bezier(.34,1.4,.64,1),opacity .5s;pointer-events:none}
[data-step="2"] .analyst{transform:rotate(-1.5deg);opacity:1;pointer-events:auto}
[data-step="2"] .chat{transform:scale(.94) translateX(-3%);opacity:.45;filter:blur(1px)}
.an-h{display:flex;align-items:center;gap:12px}
.an-h b{display:block;font:400 22px/1.1 var(--serif)}
.an-h .mono-s{color:color-mix(in srgb,var(--bg) 60%,transparent)}
.mk-xs{width:42px;height:42px;flex:none}
.analyst p{font-size:15px;line-height:1.55}
.analyst p b{color:var(--gold)}
.analyst .link{color:var(--gold)}
.an-bars{display:flex;flex-direction:column;gap:8px}
.an-bars div{display:grid;grid-template-columns:90px minmax(0,1fr) 64px;gap:10px;align-items:center;font-size:13px}
.an-bars i{height:10px;border-radius:5px;background:var(--neg);width:0;transition:width 1.2s var(--ease) .4s}
.an-bars i.ok{background:var(--jade)}
[data-step="2"] .an-bars i{width:var(--w)}
.an-bars b{text-align:right;font:500 12.5px var(--mono);color:inherit!important}
.an-v{padding-top:10px;border-top:1px solid color-mix(in srgb,var(--bg) 22%,transparent)}
.story.static{height:auto;margin-top:0}
.story.static .story-pin{position:static;min-height:0}
.story.static .analyst{position:relative;right:auto;bottom:auto;width:100%;margin-top:18px}
.story.static .st-stage{min-height:0}
.story.static .chat{transform:none!important;opacity:1!important;filter:none!important}
@media (max-width:900px){.story-g{grid-template-columns:minmax(0,1fr)}.bgmk{right:-25vw;width:110vw;top:58%}}
@media (max-width:620px){.notes{grid-template-columns:minmax(0,1fr)}#st-ai{font-size:19px}.stamp-slop{font-size:40px}.mk-bgm .mk-b{fill-opacity:.06}}
.mk-bgm .mk-e{fill-opacity:.32}
:root[data-theme="dark"] .analyst p b,:root[data-theme="dark"] .analyst .link{color:#A86A00}
:root[data-theme="dark"] .an-h .mono-s{color:#5c6b64}
/* headline type: tight modern sans, serif italic accents */
h1,h2,.big-serif,.split{font-family:var(--sans);font-weight:600;letter-spacing:-.045em}
h1 em,h2 em,.big-serif em,.split em{font-family:var(--serif);font-weight:400;font-style:italic;letter-spacing:-.02em}
.split{font-size:clamp(46px,7vw,108px);line-height:1;max-width:12ch}
.module h2,.story h2,.show-h h2{letter-spacing:-.04em}
.split{max-width:none}
.hcards{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.hc{position:relative;display:flex;flex-direction:column;gap:6px;padding:18px;border-radius:18px;background:color-mix(in srgb,var(--surface) 85%,transparent);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border:1px solid var(--line);text-decoration:none;color:var(--ink);min-width:0;transition:border-color .3s,transform .5s var(--ease)}
.hc:hover{border-color:var(--jade)}
.hc .i{color:var(--jade);width:20px;height:20px;margin-bottom:8px}
.hc b{font-weight:600;font-size:16px;letter-spacing:-.01em}
.hc small{font-size:13px;color:var(--muted)}
@media (max-width:1000px){.hcards{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:620px){.hcards{grid-template-columns:repeat(2,minmax(0,1fr))}.hc:last-child{grid-column:1/-1}}
.hc{background:var(--surface);backdrop-filter:none;-webkit-backdrop-filter:none}
.eyebrow{display:none!important}

/* ================= explainer landing (DM Sans) ================= */
h1,h2,.big-serif,.split{font-family:var(--sans);font-weight:600;letter-spacing:-.05em}
h1 em,h2 em,.big-serif em,.split em{font-family:var(--sans);font-weight:600;font-style:normal;letter-spacing:-.05em;color:var(--muted)}
.dim{color:var(--faint)}
[data-view="home"] .bgmk{display:none}
/* header pill nav */
.top{background:transparent;border-bottom-color:transparent;backdrop-filter:none;-webkit-backdrop-filter:none}
.top::before{content:"";position:absolute;inset:0;background:linear-gradient(var(--bg),transparent);opacity:.9;pointer-events:none;z-index:-1}
.nav{position:absolute;left:50%;transform:translateX(-50%);margin:0;padding:5px;gap:2px;border-radius:999px;background:color-mix(in srgb,var(--raised) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line)}
.nav a{display:flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;font-size:14px}
.nav a .i{width:16px;height:16px}
.nav a::after{display:none}
.nav a.on{background:var(--ink);color:var(--bg)}
.wm i{font-style:normal;font-weight:500}
.wm{font:600 21px/1 var(--sans);letter-spacing:-.04em}
/* hero */
main{gap:130px}
[data-view="home"] main{padding-top:0}
.qh{position:relative;isolation:isolate;display:flex;flex-direction:column;gap:56px;padding-top:110px;margin-top:-68px}
.qh::before{content:"";position:absolute;z-index:-2;left:50%;width:100vw;margin-left:-50vw;top:0;height:min(100vh,900px);background:radial-gradient(90% 70% at 70% 0%,color-mix(in srgb,var(--jade) 38%,transparent),transparent 70%),linear-gradient(180deg,color-mix(in srgb,var(--jade) 16%,var(--bg)),var(--bg) 85%)}
.ascii{position:absolute;z-index:-1;left:50%;margin-left:-50vw;width:100vw;top:0;pointer-events:none}
.qh-in{display:flex;flex-direction:column;gap:22px;max-width:640px;padding-top:40px}
.qh .split{font-size:clamp(52px,7.2vw,104px);line-height:.98;letter-spacing:-.055em;max-width:9ch}
.qh .lede{font-size:18px;max-width:46ch}
.qh .btn.pri,.cta2 .btn.pri{background:var(--ink);color:var(--bg)}
.backed{border-top:0;padding-top:4px;font-size:11.5px}
.qcards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.qc{position:relative;display:flex;flex-direction:column;gap:6px;padding:28px 26px;border-radius:22px;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);text-decoration:none;color:var(--ink);transition:border-color .3s,transform .5s var(--ease),background .3s;overflow:hidden}
.qc:hover{border-color:var(--line2);transform:translateY(-4px)}
.qc::after{content:"";position:absolute;inset:auto -30% -60% auto;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--jade) 25%,transparent),transparent 70%);opacity:0;transition:opacity .4s}
.qc:hover::after{opacity:1}
.la{width:64px;height:64px;fill:none;stroke:var(--muted);stroke-width:1.1;margin-bottom:22px;transition:stroke .3s,transform .6s var(--ease)}
.qc:hover .la{stroke:var(--acc);transform:rotate(-6deg) scale(1.05)}
.qc b{font-size:19px;font-weight:600;letter-spacing:-.02em}
.qc small{font-size:13.5px;color:var(--muted)}
/* vast */
.vast{position:relative;height:230vh}
.vast-pin{position:sticky;top:0;height:100vh;display:grid;place-items:center;overflow:hidden}
.vast-t{font-size:clamp(56px,9vw,140px);letter-spacing:-.06em;transition:none;text-align:center}
.vc{position:absolute;display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 16px;border-radius:16px;background:var(--surface);border:1px solid var(--line);opacity:0;will-change:transform,opacity}
.vc .la{width:44px;height:44px;margin:0;stroke:var(--acc)}
.vc small{font-size:12.5px;color:var(--muted);white-space:nowrap}
/* map */
.map{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1.38fr);gap:30px;align-items:center}
.map-l{display:flex;flex-direction:column;gap:20px;align-items:flex-start}
.map-r{overflow-x:auto;margin-right:-20px}
.mapsvg{width:100%;min-width:720px;height:auto;display:block}
.ml{fill:none;stroke-width:1.3;stroke-opacity:.75;stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.2s var(--ease);transition-delay:var(--d)}
.ml.leaf{stroke-width:1;stroke-opacity:.45}
.map.drawn .ml{stroke-dashoffset:0}
.mt{font:500 11.5px var(--sans);fill:var(--muted);opacity:0;transition:opacity .6s,fill .2s;transition-delay:var(--d)}
.map.drawn .mt{opacity:1}
.mapsvg a:hover .mt{fill:var(--ink)}
.at{font:600 13px var(--sans);fill:var(--ink)}
.an{stroke:var(--bg);stroke-width:3}
.rootc{fill:var(--surface);stroke:var(--line2)}
/* story heading */
.rv-h{position:relative;font-size:clamp(40px,5.4vw,80px)!important;max-width:16ch!important}
.rw{color:var(--line2);transition:color .4s}
.rw.lit{color:var(--ink)}
.tailsvg{position:absolute;right:-180px;top:20%;width:240px;height:110px;overflow:visible}
.tailsvg path{fill:none;stroke:var(--jade);stroke-width:3;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:1}
/* practise */
.prac,.exp{display:flex;flex-direction:column;gap:28px}
.pt-card{border-radius:26px;background:var(--surface);border:1px solid var(--line);overflow:hidden}
.pt-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:14px 16px;border-bottom:1px solid var(--line)}
.pt-tabs{display:flex;gap:4px;flex-wrap:wrap}
.pt{display:flex;align-items:center;gap:8px;border:0;background:none;padding:8px 14px;border-radius:999px;font-size:14px;font-weight:500;color:var(--muted);cursor:pointer;transition:background .2s,color .2s}
.pt i{font:500 11px var(--mono);font-style:normal;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;border:1px solid currentColor}
.pt.on{background:var(--jade);color:#fff}
.pt-body{padding:18px}
.pt-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.pq{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 18px;border-radius:14px;border:1px solid transparent;background:var(--bg2);text-align:left;cursor:pointer;transition:border-color .2s,transform .3s var(--ease)}
.pq:hover{border-color:var(--line2);transform:translateY(-2px)}
.pq span{display:flex;flex-direction:column;gap:4px;min-width:0}
.pq b{font-weight:500;font-size:14.5px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pq small{font-size:12px;color:var(--faint)}
.lv{display:flex;align-items:flex-end;gap:2px;flex:none}
.lv em{width:3px;border-radius:2px;background:var(--line2)}
.lv em:nth-child(1){height:6px}.lv em:nth-child(2){height:10px}.lv em:nth-child(3){height:14px}
.lv.l1 em:nth-child(1),.lv.l2 em:nth-child(-n+2),.lv.l3 em{background:var(--acc)}
.pt-speed{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding:30px 12px}
.pt-speed h3{font-size:24px;letter-spacing:-.03em}
/* mini game */
.mg{padding:28px;border-radius:26px;display:flex;flex-direction:column;gap:22px}
.mg-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.mg-tags{display:flex;gap:6px}
.tag.on{background:var(--jade);border-color:var(--jade);color:#fff}
.mg-chips{display:flex;gap:6px;flex-wrap:wrap}
.mg-chips span{font:500 11px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--faint);padding:6px 10px;border-radius:999px;background:var(--bg2)}
.mg-chips b{color:var(--ink);margin-left:4px}
.mg-q{font-size:clamp(22px,2.4vw,32px);font-weight:500;letter-spacing:-.03em;line-height:1.3;max-width:34ch;min-height:2.6em}
.mg-hint{font-size:14px;color:var(--muted);padding:12px 16px;border-radius:12px;background:var(--bg2);border:1px solid var(--line)}
.mg-btns{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mg-b{display:flex;align-items:center;justify-content:center;gap:8px;min-height:58px;border-radius:14px;border:1px solid;font-size:16px;font-weight:600;cursor:pointer;transition:transform .3s var(--ease),background .2s}
.mg-b:hover{transform:translateY(-2px)}
.mg-b.no{background:var(--neg-soft);border-color:color-mix(in srgb,var(--neg) 40%,transparent);color:var(--neg)}
.mg-b.yes{background:var(--pos-soft);border-color:color-mix(in srgb,var(--pos) 40%,transparent);color:var(--pos)}
.mg-v{padding:14px 18px;border-radius:12px;background:var(--bg2);border:1px solid var(--line);font-size:15px;line-height:1.55;animation:rise .4s var(--ease)}
.mg-v.ok b{color:var(--pos)} .mg-v.no b{color:var(--neg)}
.mg-next{min-height:56px;width:100%;background:var(--ink);color:var(--bg);border-radius:14px}
/* faq */
.faq2{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:40px;align-items:start}
.faq2>div:first-child{display:flex;flex-direction:column;gap:14px;position:sticky;top:110px}
.faq2 .faq summary{font:500 17px/1.4 var(--sans);letter-spacing:-.01em;padding:18px 0}
.faq2 .faq summary::after{content:"⌄";font-size:18px;color:var(--muted)}
.faq2 .faq details[open] summary::after{transform:rotate(180deg)}
/* final cta */
.cta2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);border-radius:28px;overflow:hidden;border:1px solid var(--line);background:var(--surface)}
.cta-l{position:relative;isolation:isolate;display:flex;flex-direction:column;gap:16px;padding:44px;background:linear-gradient(180deg,var(--surface),color-mix(in srgb,var(--jade) 45%,#0A0D0C))}
.cta-ascii{position:absolute;inset:0;width:100%;height:100%;z-index:-1}
.cta-l h2{font-size:clamp(30px,3.2vw,44px);max-width:14ch}
.cta-l p{color:var(--muted)}
.cta-r{display:grid;grid-template-columns:1fr 1fr}
.cta-r div{display:flex;flex-direction:column;gap:4px;padding:28px;border-left:1px solid var(--line);border-top:1px solid var(--line)}
.cta-r div:nth-child(-n+2){border-top:0}
.cta-r b{font-size:40px;font-weight:600;letter-spacing:-.04em}
.cta-r span{font-size:13px;color:var(--muted)}
/* footer */
.foot{border-top:0;padding-block:20px 60px}
.ft{display:grid;grid-template-columns:300px minmax(0,1fr);border-radius:28px;overflow:hidden;border:1px solid var(--line);background:var(--surface)}
.ft-brand{position:relative;isolation:isolate;display:flex;flex-direction:column;justify-content:flex-end;gap:12px;padding:28px;min-height:340px;background:linear-gradient(180deg,color-mix(in srgb,var(--jade) 40%,var(--surface)),var(--surface))}
.ft-mk{position:absolute;z-index:-1;inset:-30px -60px auto auto;width:300px;height:300px}
.mk-ft{width:100%;height:100%}
.mk-ft .mk-b{fill:#fff;fill-opacity:.1} .mk-ft .mk-e{fill:#fff;fill-opacity:.4}
.ft-brand>.mk{width:46px;height:46px}
.ft-brand b{font-size:19px;letter-spacing:-.02em}
.ft-main{display:flex;flex-direction:column;gap:28px;padding:32px}
.ft-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.ft-cols div{display:flex;flex-direction:column;gap:10px}
.ft-cols b{font-size:14px}
.ft-cols a{color:var(--muted);text-decoration:none;font-size:14px}
.ft-cols a:hover{color:var(--ink)}
.ft-nl{display:flex;flex-direction:column;gap:8px}
.ft-nl .nl-f{max-width:440px;margin-top:6px}
.ft .foot-legal{padding-top:18px;border-top:1px solid var(--line);font-size:12px}
@media (max-width:1000px){.qcards{grid-template-columns:repeat(2,minmax(0,1fr))}.map,.faq2,.cta2,.ft{grid-template-columns:minmax(0,1fr)}.faq2>div:first-child{position:static}.tailsvg{display:none}}
@media (max-width:900px){.nav{display:none}.pt-list{grid-template-columns:minmax(0,1fr)}.vc small{font-size:11px}.vc{padding:10px}.vc .la{width:30px;height:30px}}
@media (max-width:620px){.qh{padding-top:90px;gap:40px}.qcards{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px}.qc{padding:18px}.la{width:44px;height:44px;margin-bottom:12px}.qc b{font-size:16px}.mg{padding:20px}.cta-l{padding:28px}.cta-r div{padding:20px}.cta-r b{font-size:30px}.ft-cols{grid-template-columns:1fr 1fr}.vast{height:200vh}.ft-main{padding:22px}}
main{overflow-x:visible}
.vc{transform-origin:center;margin-left:-50px;width:110px}
.vc[style*="left:92%"],.vc[style*="left:6%"],.vc[style*="left:8%"]{margin-left:-55px}
.map-r{margin-right:0}
.top{transition:background .3s,border-color .3s}
.scrolled .top{background:var(--glass);backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3);border-bottom-color:var(--line)}
.scrolled .top::before{opacity:0}
/* hero card widgets */
.qv{height:74px;margin-bottom:20px;position:relative;display:flex;align-items:center;gap:8px}
.qv-tabs i{position:absolute;left:calc(var(--k)*26px);top:calc(14px + var(--k)*6px);width:70px;height:52px;border-radius:5px 9px 9px 9px;background:var(--c);box-shadow:0 8px 18px -8px rgba(0,0,0,.5);transition:transform .6s var(--ease);transition-delay:calc(var(--k)*40ms)}
.qv-tabs i::before{content:"";position:absolute;left:0;top:-7px;width:44%;height:10px;border-radius:4px 8px 0 0;background:inherit}
.qc:hover .qv-tabs i{transform:translateY(-8px) rotate(calc(var(--k)*-3deg))}
.qv-daily span{width:44px;height:56px;border-radius:10px;border:1px dashed var(--line2);display:grid;place-items:center;font-size:22px;font-weight:600;color:var(--acc);transition:transform .5s var(--ease)}
.qc:hover .qv-daily span:nth-child(2){transform:rotateY(180deg)}
.qv-daily em{margin-left:auto;font:500 12px var(--mono);font-style:normal;color:var(--faint);align-self:flex-end}
.qv-spark svg{width:150px;height:60px;overflow:visible}
.qv-spark path{fill:none;stroke:var(--acc);stroke-width:2.2;stroke-linejoin:round;vector-effect:non-scaling-stroke;stroke-dasharray:400;stroke-dashoffset:0;transition:stroke-dashoffset 1.2s var(--ease)}
.qc:hover .qv-spark path{animation:qdraw 1.2s var(--ease)}
@keyframes qdraw{from{stroke-dashoffset:400}}
.qv-spark em{font:500 12px var(--mono);font-style:normal;color:var(--acc);padding:5px 9px;border-radius:999px;background:var(--pos-soft);align-self:flex-start}
.qv-ff span{font:600 13px var(--mono);text-transform:uppercase;letter-spacing:.06em;padding:10px 16px;border-radius:999px;border:1px solid;transition:transform .4s var(--ease)}
.qv-ff .n{color:var(--neg);background:var(--neg-soft)} .qv-ff .y{color:var(--pos);background:var(--pos-soft)}
.qc:hover .qv-ff .n{transform:rotate(-8deg) translateY(-4px)} .qc:hover .qv-ff .y{transform:rotate(6deg) translateY(-2px)}
.qv-term{flex-direction:column;align-items:flex-start;justify-content:center;gap:7px;padding:12px 14px;border-radius:12px;background:var(--bg2);border:1px solid var(--line);width:min(220px,100%)}
.qv-term b{font-size:15px;font-weight:600}
.qv-term i{display:block;height:4px;border-radius:3px;background:var(--line2);width:90%} .qv-term i:last-child{width:60%}
.stp{position:relative;display:flex;flex-direction:column;align-items:center;gap:2px;width:58px;padding:7px;background:#F4EFE3;transform:rotate(-6deg);-webkit-mask:linear-gradient(#000 0 0) content-box,radial-gradient(circle 3px,#0000 97%,#000) -4px -4px/8px 8px;-webkit-mask-composite:source-over;mask:linear-gradient(#000 0 0) content-box add,radial-gradient(circle 3px,#0000 97%,#000) -4px -4px/8px 8px;transition:transform .5s var(--ease);z-index:1}
.qc:hover .stp{transform:rotate(4deg) translateY(-4px)}
.mk-stp{width:36px;height:36px}
.stp em{font:600 10px var(--mono);font-style:normal;color:#1E8566}
.env{width:110px;height:66px;margin-left:-26px;border-radius:6px;border:1px solid var(--line2);background:linear-gradient(155deg,transparent 49%,var(--line2) 49.5%,transparent 50.5%) left/50% 100% no-repeat,linear-gradient(205deg,transparent 49%,var(--line2) 49.5%,transparent 50.5%) right/50% 100% no-repeat}
.qc::after{background:radial-gradient(circle,color-mix(in srgb,var(--jade) 18%,transparent),transparent 70%)}
/* folders on dark */
.arch2 .folders{margin-top:6px}
.f-ink{--fc:#8AB6D6;--fk:#0E2233}
.f-cap{color:var(--muted)}
/* join dialog */
.jm{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:20px max(16px,env(safe-area-inset-right,0px)) 20px max(16px,env(safe-area-inset-left,0px));background:rgba(5,8,7,.62);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);animation:fade .25s}
@keyframes fade{from{opacity:0}}
.jm-card{position:relative;width:min(460px,100%);display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px;padding:36px 30px 26px;border-radius:28px;background:var(--surface);border:1px solid var(--line2);box-shadow:var(--shadow);animation:rise .4s var(--ease)}
.jm-card #jm-x{position:absolute;right:14px;top:14px;width:36px;height:36px}
.mk-jm{width:84px;height:84px;margin-bottom:4px;animation:bob 4s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-6px) rotate(-4deg)}}
.jm-card h3{font-size:28px;font-weight:600;letter-spacing:-.04em}
.jm-card>p{color:var(--muted);font-size:15px;line-height:1.55}
.jm-card .nl-f{width:100%;margin-top:6px}
.jm-n{font-size:12.5px;color:var(--faint)}
body.modal-open{overflow:hidden}
/* fixes: header above page, monochrome icons */
.top{z-index:30!important}
.fi-i{width:30px;height:30px;fill:none;stroke:var(--ink);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.vc{gap:8px;padding:14px 16px}
.vc small{color:var(--ink);font-weight:500}
.qv{filter:grayscale(1) contrast(1.05)}
.qv-tabs i{background:color-mix(in srgb,var(--ink) calc(30% + var(--k)*18%),var(--surface))!important}
.qv-daily span{color:var(--ink)!important}
.qv-spark path{stroke:var(--ink)!important}
.qv-spark em{color:var(--ink)!important;background:var(--raised)!important}
.qv-ff .n,.qv-ff .y{color:var(--ink)!important;background:transparent!important;border-color:var(--line2)!important}
.mk-stp .mk-b,.mk-stp .mk-e{fill:#222}
.stp em{color:#222!important}
.qc::after{display:none}
.qv-ff span{display:inline-flex;align-items:center;gap:6px}.qv-ff .i{width:14px;height:14px}
.qv-tabs i{background:var(--surface)!important;border:1.3px solid var(--ink);box-shadow:none!important}
.qv-tabs i::before{background:var(--surface)!important;border:1.3px solid var(--ink);border-bottom:0;top:-9px!important;left:-1.3px!important}
@media (max-width:1560px){.find{width:40px;padding:0;justify-content:center}.find span,.find kbd{display:none}}
.stamp-slop{white-space:nowrap;font-size:46px;right:4%}@media (max-width:620px){.stamp-slop{font-size:32px}}
.m-opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.m-opt{display:flex;align-items:center;gap:12px;text-align:left;padding:13px 14px;border-radius:12px;border:1px solid var(--line2);background:var(--bg2);cursor:pointer;font-size:15px;font-weight:500;transition:border-color .2s,transform .2s,background .2s}
.m-opt b{flex:none;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;font:500 12px var(--mono);border:1px solid var(--line2);color:var(--muted)}
.m-opt:hover{border-color:var(--ink);transform:translateY(-1px)}
.m-opt.right{border-color:var(--pos);background:var(--pos-soft)}
.m-opt.wrong{border-color:var(--neg);background:var(--neg-soft)}
.drill .big{font-size:clamp(20px,2.2vw,28px);font-weight:500;letter-spacing:-.02em;line-height:1.35;min-height:2.7em}
@media (max-width:620px){.m-opts{grid-template-columns:minmax(0,1fr)}}
/* lesson: long-form + go deeper */
.lesson article>p,.lesson article h2+p,.lesson article p{font-size:17.5px;line-height:1.78}
.lesson article h2{font-size:clamp(24px,2.4vw,32px)!important;letter-spacing:-.035em;margin-top:34px}
.lesson article p+p{margin-top:2px}
.vids{display:grid;gap:12px}
.vid{display:grid;grid-template-columns:260px minmax(0,1fr);gap:18px;align-items:center;padding:12px;border-radius:20px;border:1px solid var(--line);background:var(--surface);text-decoration:none;color:var(--ink);transition:border-color .2s,transform .3s var(--ease)}
.vid:hover{border-color:var(--line2);transform:translateY(-2px)}
.vid-th{position:relative;aspect-ratio:16/9;border-radius:12px;background:var(--raised) center/cover no-repeat;display:grid;place-items:center;overflow:hidden}
.vid-th i{width:52px;height:52px;border-radius:50%;background:rgba(0,0,0,.65);display:grid;place-items:center;color:#fff;transition:transform .3s var(--ease)}
.vid:hover .vid-th i{transform:scale(1.1)}
.vid-th .i{width:20px;height:20px;stroke:none;margin-left:3px}
.vid-b{display:flex;flex-direction:column;gap:5px;min-width:0}
.vid-b b{font-size:17px;letter-spacing:-.02em}
.vid-b small,.paper small{font-size:13px;color:var(--faint)}
.vid-b span,.paper>span:not(.pp-k){font-size:14.5px;color:var(--muted);line-height:1.5}
.papers{display:grid;gap:10px;margin-top:4px}
.paper{position:relative;display:flex;flex-direction:column;gap:6px;padding:18px 48px 18px 20px;border-radius:18px;border:1px solid var(--line);background:var(--surface);text-decoration:none;color:var(--ink);transition:border-color .2s}
.paper:hover{border-color:var(--line2)}
.paper b{font-size:16.5px;letter-spacing:-.015em;line-height:1.35}
.paper>.i{position:absolute;right:18px;top:20px;width:17px;height:17px;color:var(--muted)}
.pp-k{font:500 10.5px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--acc)}
.paper.lk .pp-k{color:var(--muted)}
.worked{font-size:13.5px}
@media (max-width:620px){.vid{grid-template-columns:minmax(0,1fr)}.lesson article p{font-size:16.5px}}
/* real-filing explorer */
.fl{display:flex;flex-direction:column;gap:16px}
.fl-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.fl-top b{display:block;font-size:18px;letter-spacing:-.02em}
.fl-top span{font:500 11.5px var(--mono);color:var(--faint);text-transform:uppercase;letter-spacing:.06em}
.fl-tabs{display:flex;flex-wrap:wrap;gap:6px}
.fl-t{display:inline-flex;align-items:center;gap:8px;padding:8px 13px;border-radius:999px;border:1px solid var(--line2);background:none;font-size:13.5px;font-weight:500;color:var(--muted);cursor:pointer;transition:all .2s}
.fl-t i{font:500 11px var(--mono);font-style:normal;opacity:.7}
.fl-t:hover{color:var(--ink);border-color:var(--ink)}
.fl-t.on{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.fl-ex{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:16px;padding:18px;border-radius:16px;background:var(--bg2);border:1px solid var(--line);animation:rise .35s var(--ease)}
.fl-txt{display:flex;flex-direction:column;gap:10px}
.fl-txt h4{margin:0;font-size:19px;font-weight:600;letter-spacing:-.02em}
.fl-txt p{font-size:15px!important;line-height:1.6!important;color:var(--muted)}
.fl-nav{display:flex;gap:8px;margin-top:auto}
.fl-m{margin:0;font:12.5px/1.65 var(--mono);white-space:pre;overflow-x:auto;color:var(--ink);padding:14px;border-radius:12px;background:var(--surface);border:1px solid var(--line)}
.fl-g{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;align-items:start}
.fs-snap{border-radius:12px;background:#FBF8F1;color:#1b1b1b;border:1px solid #d9d1bf;overflow:hidden;font-size:12px;box-shadow:0 10px 30px -18px rgba(0,0,0,.5)}
.fs-h{display:grid;grid-template-columns:minmax(0,1fr) 68px 68px;gap:6px;padding:10px 10px 8px;border-bottom:1.5px solid #1b1b1b;font-size:11px}
.fs-h b{font-size:12px}
.fs-h span{text-align:right;font:600 10.5px var(--mono);color:#555}
.fs-r{display:grid;grid-template-columns:minmax(0,1fr) 68px 68px;gap:6px;padding:4px 10px;border-bottom:1px solid #ece5d4;transition:background .25s,color .25s}
.fs-r span:not(:first-child){text-align:right;font:500 11px var(--mono);font-variant-numeric:tabular-nums}
.fs-r.b{font-weight:700;border-top:1px solid #bdb39d}
.fs-r.s{font-style:italic;color:#555}
.fs-r.i span:first-child{padding-left:12px;color:#555}
.fs-hd{display:block;font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:#777;background:#f3eee2}
.fs-r.hl{background:#ffe9a6;color:#000}
.fs-r.hl span:first-child{box-shadow:inset 3px 0 0 #E4572E;padding-left:8px}
@media (max-width:1100px){.fl-g{grid-template-columns:minmax(0,1fr)}.fl-ex{grid-template-columns:minmax(0,1fr)}}
.fl-g{grid-template-columns:minmax(0,1fr)!important;gap:14px}
.fl-ex{grid-template-columns:minmax(0,1fr)!important;position:sticky;top:calc(80px + env(safe-area-inset-top,0px));z-index:3;box-shadow:0 18px 40px -24px rgba(0,0,0,.45)}
.fl-nav{margin-top:4px}
.fs-h,.fs-r{grid-template-columns:minmax(0,1fr) 110px 110px}
.fs-snap{font-size:13px}
.fs-r span:not(:first-child){font-size:12px}
@media (max-width:620px){.fs-h,.fs-r{grid-template-columns:minmax(0,1fr) 78px 78px}.fs-snap{font-size:12px}.fs-r span:not(:first-child){font-size:10.5px}.fl-ex{position:static}.fl-m{font-size:11px}}
.fs-r.frb{font-weight:700;border-top:1px solid #bdb39d}
.fs-r.frs{font-style:italic;color:#555}
.fs-r.fri span:first-child{padding-left:14px;color:#555}
/* header: nav in normal flow so it can never cover search */
.top .wrap{gap:10px}
.top .spacer{display:none}
.nav{position:static!important;transform:none!important;margin:0 auto!important;flex:0 1 auto;min-width:0}
@media (max-width:1560px){.find{width:auto!important;padding:0 12px!important}.find span{display:inline!important}.find kbd{display:inline!important}}
@media (max-width:1320px){.nav a .i{display:none}.find{width:40px!important;padding:0!important;justify-content:center}.find span,.find kbd{display:none!important}}
@media (max-width:1080px){.nav a{padding:8px 10px;font-size:13.5px}}
/* folders: green-black scale (dark) / mint-to-jade scale (light) */
:root[data-theme="dark"] .f-ver{--fc:#2B9D79;--fk:#EAF6F0}
:root[data-theme="dark"] .f-cob{--fc:#1E7A5E;--fk:#E2F2EA}
:root[data-theme="dark"] .f-och{--fc:#15523F;--fk:#D5EBE1}
:root[data-theme="dark"] .f-ink{--fc:#0E2F25;--fk:#BFE0D2}
:root[data-theme="light"] .f-ver{--fc:#2B9D79;--fk:#F4EFE3}
:root[data-theme="light"] .f-cob{--fc:#5FB596;--fk:#0F2E25}
:root[data-theme="light"] .f-och{--fc:#9FD3BD;--fk:#0F2E25}
:root[data-theme="light"] .f-ink{--fc:#CFE8DD;--fk:#0F2E25}
.f-back{background:color-mix(in srgb,var(--fc) 72%,#000)}
:root[data-theme="light"] .f-back{background:color-mix(in srgb,var(--fc) 82%,#0F2E25)}
.f-front{box-shadow:0 1px 0 rgba(255,255,255,.18) inset,0 0 0 1px rgba(255,255,255,.04)}
:root[data-theme="dark"] .f-ink .f-front{box-shadow:0 0 0 1px #1F4A3C inset}
.jm-dc{margin-top:12px;display:inline-flex}
/* Guess the stock */
.gt{max-width:820px;width:100%;margin-inline:auto}
.gt-page .gt{margin-top:28px;text-align:left}
.gt-clues{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.gt-clues li{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;border-radius:14px;background:var(--bg2);border:1px solid var(--line);min-width:0}
.gt-clues li.open{animation:rise .45s var(--ease) both;animation-delay:calc(var(--k)*40ms);border-color:color-mix(in srgb,var(--acc) 35%,var(--line))}
.gt-clues li>div{min-width:0}
.gt-n{flex:none;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font:600 12px var(--mono);background:var(--bg);border:1px solid var(--line);color:var(--faint)}
.gt-clues li.open .gt-n{background:var(--acc);color:var(--bg);border-color:var(--acc)}
.gt-clues small{display:block;font:500 11px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin-bottom:3px}
.gt-clues p{margin:0;font-size:16px;line-height:1.5;color:var(--ink)}
.gt-lock{display:flex;align-items:center;gap:8px;color:var(--faint)!important}
.gt-lock .i{width:15px;height:15px}
.gt-rev{font:inherit;font-size:14px;font-weight:600;color:var(--acc);background:none;border:0;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.gt-opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.gt-o{min-height:56px;padding:10px 14px;border-radius:14px;border:1px solid var(--line);background:var(--bg);color:var(--ink);font:600 15px/1.3 inherit;font-family:inherit;cursor:pointer;transition:transform .25s var(--ease),border-color .25s,background .25s;text-align:center}
.gt-o:hover{transform:translateY(-2px);border-color:var(--acc)}
.gt-o.x{opacity:.45;text-decoration:line-through;cursor:not-allowed;transform:none;background:var(--neg-soft);border-color:transparent;color:var(--neg)}
.gt-act{display:flex;gap:10px;flex-wrap:wrap}
.gt-next{margin:0;font:500 12px var(--mono);color:var(--faint);text-transform:uppercase;letter-spacing:.06em}
.gt-name{color:var(--ink)}
.gt-src{max-width:820px;margin:14px auto 0;color:var(--faint);text-align:center}
@media (max-width:520px){.gt-opts{grid-template-columns:minmax(0,1fr)}.gt-clues li{padding:12px}}
.qv-gts{display:flex;flex-wrap:wrap;gap:6px;align-items:center;justify-content:center}
.qv-gts .gq{font:500 11px var(--mono);padding:5px 9px;border-radius:999px;background:var(--bg2);border:1px solid var(--line);color:var(--ink);transition:transform .4s var(--ease)}
.qv-gts .gq-n{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--acc);color:var(--bg);font-size:18px}
.qc:hover .qv-gts .gq:first-child{transform:translateY(-4px) rotate(-3deg)}.qc:hover .qv-gts .gq:nth-child(2){transform:translateY(3px) rotate(2deg)}
.flaw-band{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 28px;margin:8px 0 40px;text-decoration:none;color:inherit;transition:transform .3s var(--ease),border-color .3s}
.flaw-band:hover{transform:translateY(-2px);border-color:var(--acc)}
.flaw-band h3{margin:4px 0 4px;font-size:22px;letter-spacing:-.02em}.flaw-band p{margin:0;color:var(--mute)}
@media (max-width:560px){.flaw-band{flex-direction:column;align-items:flex-start}}
/* lighter nav */
.nav{background:none;border:0;backdrop-filter:none;-webkit-backdrop-filter:none;padding:0;gap:4px}
.nav a{padding:8px 12px;font-size:14.5px;color:var(--muted);background:none!important}
.nav a .i{display:none}
.nav a::after{display:block;content:"";position:absolute;left:50%;bottom:-2px;width:4px;height:4px;margin-left:-2px;border-radius:50%;background:var(--acc);transform:scale(0);transition:transform .3s var(--ease)}
.nav a.on{color:var(--ink)!important}
.nav a.on::after{transform:scale(1)}
.nav a:hover{color:var(--ink)}