:root{color-scheme:light dark;--bg:#fafaf7;--fg:#1d1d1b;--muted:#6b6b66;--line:#d9d9d2;--accent:#c2255c;--card:#fff;--ok:#2b8a3e}
@media (prefers-color-scheme:dark){:root{--bg:#141413;--fg:#ecece6;--muted:#9a9a92;--line:#3a3a35;--accent:#f06595;--card:#1d1d1b;--ok:#51cf66}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow-x:hidden}
main{max-width:680px;margin:0 auto;padding:24px 16px 64px}
h1{font-size:1.8rem;margin:.2em 0 .6em}h2{font-size:1.2rem;margin-top:2em}
a{color:var(--accent)}
label{display:block;font-weight:600;margin:16px 0 6px}
textarea,input,select{width:100%;font:inherit;color:inherit;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px}
button,.button{display:inline-block;margin-top:16px;padding:12px 20px;border:0;border-radius:10px;background:var(--accent);color:#fff;font:inherit;font-weight:600;text-decoration:none;cursor:pointer;transition:transform .15s}
button:active,.button:active{transform:scale(.96)}
button:disabled{opacity:.5;cursor:wait}
.ghost{background:transparent;color:var(--fg);border:1px solid var(--line)}
.small{padding:8px 14px;margin-top:8px;font-size:.9rem}
button.link{background:none;border:0;padding:0;margin:0;color:var(--muted);font-weight:400;text-decoration:underline;font-size:.9rem}
.hint,.muted{color:var(--muted);font-size:.9rem}
.error{background:#e0313120;border:1px solid #e03131;padding:10px 12px;border-radius:10px}
.hp{position:absolute;left:-9999px}
.code{font-family:ui-monospace,Consolas,monospace;font-size:1.3rem;letter-spacing:.1em}.code.big{font-size:2.4rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;margin:12px 0}
.card img{max-width:100%;border-radius:8px;display:block;margin-bottom:8px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.row form{margin:0}.row button{margin-top:8px}
.row .note{width:auto;flex:1;min-width:160px}
.inline{display:inline;margin-left:8px}
.body{white-space:pre-wrap;overflow-wrap:anywhere;margin:0 0 8px}
.meta{display:flex;justify-content:space-between;align-items:center;gap:8px}.meta form{margin:0}
.top{display:flex;justify-content:space-between;align-items:center}
.find{display:flex;gap:8px;margin:8px 0 16px}.find input{padding:8px 12px}.find button{margin:0}
.out{margin-top:32px;text-align:center}
details{margin-top:32px}
code{font-family:ui-monospace,Consolas,monospace;font-size:.85rem;background:var(--card);border:1px solid var(--line);border-radius:6px;padding:1px 6px;overflow-wrap:anywhere}
table{width:100%;border-collapse:collapse;font-size:.9rem}
td,th{text-align:left;padding:6px 6px;border-bottom:1px solid var(--line);vertical-align:top;white-space:nowrap}
td.wrap{white-space:normal;overflow-wrap:anywhere;width:100%}
.scroll{overflow-x:auto}td.wrap{min-width:160px}
td form{margin:0}
dialog{border:1px solid var(--line);border-radius:18px;background:var(--bg);color:var(--fg);padding:20px;max-width:440px;width:calc(100% - 32px)}
dialog::backdrop{background:#0009;backdrop-filter:blur(3px)}
dialog[open]{animation:pop .35s cubic-bezier(.2,1.4,.4,1)}
.close{position:absolute;right:12px;top:8px;margin:0;padding:4px 12px;background:none;color:var(--muted);font-size:1.6rem}
.badge{display:inline-block;margin:0;padding:4px 12px;border-radius:99px;background:var(--accent);color:#fff;font-weight:600;font-size:.85rem}
.join h2{margin-top:.6em}
.steps{list-style:none;padding:0;margin:0}
.step{display:flex;gap:12px;padding:12px 0;opacity:0;animation:rise .45s ease forwards}
.step:nth-child(2){animation-delay:.15s}.step:nth-child(3){animation-delay:.3s}
.step>div{flex:1}.step p{margin:2px 0}
.num{flex:none;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:#fff;font-weight:700;box-shadow:0 0 0 0 var(--accent);animation:pulse 2s infinite}
.pill{font-family:ui-monospace,Consolas,monospace;background:var(--card);border:1px dashed var(--accent);border-radius:6px;padding:0 6px}
#code{font-family:ui-monospace,Consolas,monospace;font-size:1.3rem;letter-spacing:.15em;text-align:center;margin-top:8px}
#code.ready{border-color:var(--ok);box-shadow:0 0 0 3px #51cf6640}
.welcome{font-size:1.2rem;font-weight:700;animation:pop .5s cubic-bezier(.2,1.4,.4,1)}
.cf{position:fixed;top:-16px;width:9px;height:15px;border-radius:2px;pointer-events:none;z-index:9;animation:fall 2.6s ease-in forwards}
@keyframes pop{from{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}
@keyframes rise{from{transform:translateY(12px);opacity:0}to{transform:none;opacity:1}}
@keyframes pulse{0%{box-shadow:0 0 0 0 #f0659566}70%{box-shadow:0 0 0 10px #f0659500}100%{box-shadow:0 0 0 0 #f0659500}}
@keyframes fall{to{transform:translateY(110vh) rotate(720deg)}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;opacity:1!important}}