/* Palette from paradigm.xyz/frontiers-2026: #161616 bg, #fff5e8 cream, #999999 muted (computed styles); hero art samples #8cfd66 lime, #cf2585 magenta, #fbf844 yellow, #eb8458 orange; #e04545 error (site CSS) */
:root{--bg:#161616;--cream:#fff5e8;--lime:#8cfd66;--mag:#cf2585;--yel:#fbf844;--org:#eb8458;--err:#e04545;--edge:rgba(255,245,232,.26);--txt:#fff;--mut:rgba(255,245,232,.78);--acc:var(--lime);--ok:var(--lime);--bad:var(--err);--r:22px;
 --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Times New Roman",serif;--mono:ui-monospace,"SFMono-Regular",Menlo,Monaco,Consolas,monospace;font-family:var(--serif)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;min-height:100%;overflow-x:hidden}
body{background:var(--bg);color:var(--txt);font-size:clamp(16px,2.2vw,22px);line-height:1.35;-webkit-font-smoothing:antialiased}
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden;background:radial-gradient(120% 80% at 50% 0%,#262222 0%,#161616 65%)}
.bg i{position:absolute;width:55vmax;height:55vmax;border-radius:50%;filter:blur(70px);opacity:.55;animation:drift 22s ease-in-out infinite alternate}
.bg i:nth-child(1){background:var(--mag);left:-15vmax;top:-15vmax}
.bg i:nth-child(2){background:var(--lime);opacity:.35;right:-20vmax;top:10vh;animation-duration:28s}
.bg i:nth-child(3){background:var(--org);left:20vw;bottom:-25vmax;animation-duration:32s;opacity:.4}
.bg i:nth-child(4){background:var(--yel);right:10vw;bottom:-10vmax;animation-duration:25s;opacity:.4}
@keyframes drift{to{transform:translate(8vmax,6vmax) scale(1.15)}}
#app{max-width:1180px;margin:auto;padding:max(16px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) max(24px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}
.glass{background:linear-gradient(135deg,rgba(255,245,232,.14),rgba(40,36,36,.35));border:1px solid var(--edge);border-radius:var(--r);
 backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);
 box-shadow:inset 0 1px 0 rgba(255,245,232,.5),inset 0 -1px 0 rgba(255,255,255,.06),0 10px 40px rgba(0,0,0,.35);position:relative}
.screen{display:none;text-align:center}.screen.on{display:block;animation:in .45s cubic-bezier(.2,.8,.2,1)}
@keyframes in{from{opacity:0;transform:translateY(14px) scale(.985)}}
.hero{padding:clamp(22px,4vw,40px);margin-bottom:18px}
.eyebrow{margin:0;text-transform:uppercase;letter-spacing:.14em;font-size:.72em;font-weight:700;color:var(--acc)}
h1{font-size:clamp(38px,7vw,76px);line-height:1.02;margin:.15em 0;font-weight:500;letter-spacing:-.02em;background:linear-gradient(180deg,#fff,var(--cream));-webkit-background-clip:text;background-clip:text;color:transparent}
h2{margin:0 0 12px;font-size:1.1em}.sub{margin:0;color:var(--mut);font-size:1.1em}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
.modes{display:grid;gap:14px;grid-template-columns:1fr}
@media(min-width:820px){.modes{grid-template-columns:repeat(3,1fr)}}
.card{padding:22px;text-align:left;min-height:96px;display:grid;grid-template-columns:auto 1fr;column-gap:14px;align-items:center;transition:transform .25s,box-shadow .25s,background .25s}
.card .ico{grid-row:span 2;font-size:34px}.card b{font-size:1.25em;font-weight:750}.card span:last-child{color:var(--mut);font-size:.85em}
.card:hover,.card:focus-visible{transform:translateY(-3px);background:linear-gradient(135deg,rgba(140,253,102,.22),rgba(207,37,133,.12))}
.card:active,.choices button:active,.side:active{transform:scale(.97)}
.pill{display:inline-block;margin:18px 0;padding:14px 24px;border-radius:999px;color:#fff;text-decoration:none;font-weight:650}
.panel{padding:20px;margin:0 auto;max-width:640px}
.tabs{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}
.tabs button{padding:10px 16px;border-radius:999px;background:rgba(255,255,255,.08);font-size:.85em;font-weight:600;min-height:44px}
.tabs button.on{background:var(--lime);color:#161616}
#lb{text-align:left;margin:0;padding-left:1.8em}#lb li{padding:6px 0;border-bottom:1px solid rgba(255,255,255,.1);font-variant-numeric:tabular-nums}
.note{color:var(--mut);font-size:.75em;margin-top:22px}code{background:rgba(255,255,255,.12);padding:2px 6px;border-radius:6px}
.hud{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;font-weight:750;font-size:1.15em;border-radius:999px;font-variant-numeric:tabular-nums}
#streak{color:var(--yel)}.timer{height:12px;margin:12px 0 16px;border-radius:999px;overflow:hidden;padding:0}
#bar{height:100%;width:100%;background:linear-gradient(90deg,var(--lime),var(--yel),var(--org),var(--mag));border-radius:999px}
.face{display:inline-block;padding:10px;border-radius:36px}
#cv{display:block;width:min(360px,70vw,40vh);height:auto;aspect-ratio:1;border-radius:26px;image-rendering:pixelated}
.choices{display:grid;grid-template-columns:1fr;gap:12px;margin-top:16px}
@media(min-width:700px){.choices{grid-template-columns:1fr 1fr}}
.choices button{min-height:68px;padding:14px 18px;text-align:left;font-size:1.15em;font-weight:650;display:flex;align-items:center;gap:14px;transition:transform .2s,background .3s,border-color .3s}
.choices i,.side .k{font-style:normal;flex:none;width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.16);font-size:.8em;font-weight:800}
.choices small,.side small{display:block;color:var(--mut);font-size:.72em;font-weight:500}
.ok{background:linear-gradient(135deg,rgba(140,253,102,.55),rgba(140,253,102,.18))!important;border-color:var(--ok)!important}
.bad{background:linear-gradient(135deg,rgba(224,69,69,.6),rgba(207,37,133,.25))!important;border-color:var(--bad)!important;animation:shake .4s}
@keyframes shake{25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
.q{color:var(--mut);margin:0 0 14px}.q b{color:#fff}.hint{color:var(--mut);font-size:.75em}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.side{padding:14px;display:flex;flex-direction:column;align-items:center;gap:8px;min-width:0;transition:transform .2s,background .3s}
.side img{width:100%;max-width:260px;aspect-ratio:1;border-radius:22px;object-fit:cover}
.side .nm{font-weight:700;font-size:1.05em;overflow-wrap:anywhere;line-height:1.2}
.side .cnt{font-size:clamp(28px,6vw,54px);font-weight:800;font-variant-numeric:tabular-nums;min-height:1.2em;letter-spacing:-.02em}
.side .cnt small{display:block;font-size:12px;font-weight:600}
.result{padding:30px 20px}.big{font-size:clamp(40px,8vw,64px);font-weight:800;margin:.2em 0}
input{font:inherit;width:100%;max-width:360px;padding:16px 18px;border-radius:18px;border:1px solid var(--edge);background:rgba(255,255,255,.1);color:#fff;font-size:18px;margin:8px 0}
input::placeholder{color:rgba(255,255,255,.6)}
.row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:8px}
.btn{min-height:52px;padding:12px 26px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid var(--edge);font-weight:700}
.btn.primary{background:var(--lime);color:#161616;border-color:var(--lime)}
#qr{display:inline-block;padding:clamp(14px,3vw,28px);background:#fff;border-radius:32px;box-shadow:0 20px 60px rgba(0,0,0,.4)}
#qr svg{display:block;width:min(64vh,78vw);height:auto}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}

.eyebrow,.hud,.tabs button,.choices i,.side .k,.hint,.pill,.btn,.card span:last-child,.side small,.choices small,#lb,.timer{font-family:var(--mono)}
.eyebrow{letter-spacing:.08em}.hud{font-weight:600}.card b,.side .nm,.choices button{font-family:var(--serif);font-weight:600}
.side .cnt,.big{font-family:var(--mono);font-weight:700;color:var(--cream)}
.side.ok .cnt{color:var(--lime)}a{color:var(--lime)}
.card:nth-child(1){box-shadow:inset 0 1px 0 rgba(255,245,232,.5),inset 3px 0 0 var(--lime),0 10px 40px rgba(0,0,0,.35)}
.card:nth-child(2){box-shadow:inset 0 1px 0 rgba(255,245,232,.5),inset 3px 0 0 var(--mag),0 10px 40px rgba(0,0,0,.35)}
.card:nth-child(3){box-shadow:inset 0 1px 0 rgba(255,245,232,.5),inset 3px 0 0 var(--org),0 10px 40px rgba(0,0,0,.35)}
#qr{background:var(--cream);box-shadow:0 0 0 6px var(--lime),0 20px 60px rgba(0,0,0,.5)}

.boards{margin-top:6px}.boards h2{font-family:var(--serif)}
.cols{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:760px){.cols{grid-template-columns:repeat(3,1fr)}}
.board{padding:14px 16px;text-align:left}
.board h3{margin:0 0 8px;font-size:.95em;font-family:var(--serif);font-weight:600}
.board h3{color:var(--cream);display:flex;align-items:center;gap:8px}.board h3:before{content:"";width:10px;height:10px;border-radius:50%;flex:none}.b-fast h3:before{background:var(--lime)}.b-pixel h3:before{background:var(--yel)}.b-commits h3:before{background:var(--org)}.board{background:linear-gradient(135deg,rgba(22,22,22,.55),rgba(22,22,22,.35))}
.board ol{margin:0;padding:0;list-style:none;counter-reset:r;font-family:var(--mono);font-size:.85em}
.board li{display:flex;gap:8px;padding:5px 0;border-bottom:1px solid rgba(255,245,232,.1);counter-increment:r}
.board li:before{content:counter(r);color:var(--mut);width:1.2em}
.board li span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.board li.empty{color:var(--mut)}.board li.empty:before{content:''}