:root{--bg:#F2F4F8;--surface:#fff;--ink:#15172B;--muted:#5B6078;--accent:#5B3DF5;--accent-ink:#fff;--soft:#E9E4FF;--line:#D9DDE8;--ok:#0F7B55;--bad:#B3261E;--warn:#FFF1D6;--warn-ink:#6B4A00;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#12131F;--surface:#1B1D2E;--ink:#ECEEF7;--muted:#9AA0BA;--accent:#8E7BFF;--accent-ink:#12131F;--soft:#2A2650;--line:#2C2F46;--ok:#4CC89A;--bad:#FF8A80;--warn:#3A2F12;--warn-ink:#F5D58A}}
:root[data-theme="dark"]{--bg:#12131F;--surface:#1B1D2E;--ink:#ECEEF7;--muted:#9AA0BA;--accent:#8E7BFF;--accent-ink:#12131F;--soft:#2A2650;--line:#2C2F46;--ok:#4CC89A;--bad:#FF8A80;--warn:#3A2F12;--warn-ink:#F5D58A}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1rem/1.55 "Instrument Sans",system-ui,sans-serif}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header.top{display:flex;justify-content:space-between;align-items:center;padding:20px 0}
.logo{font:800 1.4rem "Bricolage Grotesque",system-ui,sans-serif;letter-spacing:-.02em}
.badge{margin:0;font-size:.875rem;color:var(--muted)}
h1{font:800 clamp(2rem,5.5vw,3.4rem)/1.05 "Bricolage Grotesque",system-ui,sans-serif;letter-spacing:-.03em;margin:24px 0 10px;max-width:18ch}
.sub{color:var(--muted);margin:0 0 22px;max-width:48ch}
.tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:8px;margin-bottom:12px}
.tab{flex:none;font:600 .9375rem "Bricolage Grotesque",system-ui,sans-serif;padding:8px 16px;border-radius:999px;border:1.5px solid var(--line);background:transparent;color:var(--ink);cursor:pointer;white-space:nowrap}
.tab[aria-selected="true"]{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.grid{display:grid;grid-template-columns:1fr;gap:24px;align-items:start}
@media(min-width:900px){.grid{grid-template-columns:1fr 300px}}
.bench{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px}
.drop{display:flex;flex-direction:column;gap:6px;align-items:flex-start;justify-content:center;min-height:200px;padding:28px;border:2px dashed var(--line);border-radius:14px;cursor:pointer;transition:background .15s,border-color .15s}
.drop:hover,.drop.over,.drop:focus-within{border-color:var(--accent);background:var(--soft)}
.drop input{position:absolute;opacity:0;width:1px;height:1px}
.drop strong{font:800 1.5rem "Bricolage Grotesque",system-ui,sans-serif;letter-spacing:-.02em}
.drop span{color:var(--muted);font-size:.9375rem}
.warn{background:var(--warn);color:var(--warn-ink);border-radius:12px;padding:12px 14px;font-size:.9375rem;margin-bottom:14px}
ul.files,ul.outs{list-style:none;margin:0 0 14px;padding:0}
.files li,.outs li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.files span,.outs span{overflow-wrap:anywhere}.files small{color:var(--muted);margin-left:8px}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:14px}
.row label{color:var(--muted)}
select,input[type=text]{font:inherit;padding:8px 10px;border-radius:10px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink)}
button{font:inherit}
.primary{background:var(--accent);color:var(--accent-ink);border:0;border-radius:12px;padding:12px 24px;font-weight:600;cursor:pointer}
.primary:disabled{opacity:.6;cursor:wait}
.ghost{background:transparent;border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:6px 12px;cursor:pointer}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.done{margin:18px 0 0;padding:14px;border-radius:12px;background:var(--soft)}
.done p{margin:0 0 6px;color:var(--ok);font-weight:600}
#msg{min-height:1.5em;margin:12px 0 0;color:var(--bad)}
.ad{border:1px dashed var(--line);border-radius:12px;color:var(--muted);font-size:.8125rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-align:center}
.ad-box{min-height:250px}.ad-wide{min-height:90px;margin:24px 0}
.rail{display:none}@media(min-width:900px){.rail{display:block}}
.facts{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin:32px 0}
.facts p{margin:0;color:var(--muted)}.facts b{color:var(--ink);display:block;margin-bottom:2px}
footer{border-top:1px solid var(--line);padding:20px 0 32px;display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--muted);font-size:.875rem}
footer button{background:none;border:0;padding:0;color:inherit;text-decoration:underline;cursor:pointer}
dialog{max-width:560px;width:calc(100% - 32px);border:1px solid var(--line);border-radius:16px;background:var(--surface);color:var(--ink);padding:24px}
dialog::backdrop{background:rgba(10,10,25,.5)}
dialog h2{font:800 1.3rem "Bricolage Grotesque",system-ui,sans-serif;margin:0 0 8px}
dialog h3{font-size:1rem;margin:18px 0 4px}dialog li{color:var(--muted);font-size:.9375rem}
dialog ul{padding-left:20px;margin:6px 0}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
[hidden]{display:none!important}
.nav{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.875rem}.nav a,footer a{color:var(--muted);text-decoration:none}.nav a:hover,footer a:hover{color:var(--accent);text-decoration:underline}
a.logo{color:var(--ink);text-decoration:none}
.prose{max-width:720px;margin:36px 0}.prose h2{font:800 1.4rem "Bricolage Grotesque",system-ui,sans-serif;letter-spacing:-.02em;margin:28px 0 8px}
.prose p,.prose li{color:var(--muted)}.prose ol{padding-left:22px}
details{border-bottom:1px solid var(--line);padding:10px 0}summary{cursor:pointer;font-weight:600}details p{margin:8px 0 0}
.cards{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));margin:20px 0}
.card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;text-decoration:none;color:var(--ink)}
.card:hover{border-color:var(--accent)}.card b{display:block;font:800 1.05rem "Bricolage Grotesque",system-ui,sans-serif}.card span{color:var(--muted);font-size:.9375rem}