:root{--bg:#07080c;--glass:rgba(255,255,255,.06);--line:rgba(255,255,255,.12);--txt:#eef0f6;--mute:#9aa0b4;--a:#ff8a2b;--b:#ff5a1f;--ok:#5be3a1;--bad:#ff6b6b;--warn:#ffb457}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--txt);font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,sans-serif;min-height:100vh;
background-image:radial-gradient(600px 400px at 85% -5%,rgba(255,138,43,.28),transparent 60%),radial-gradient(500px 380px at -5% 30%,rgba(255,90,31,.16),transparent 60%);background-attachment:fixed}
a{color:var(--a);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:980px;margin:0 auto;padding:22px 18px 80px}
header.top{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.orb{flex:none;width:52px;height:52px;border-radius:50%;background:radial-gradient(circle at 30% 25%,#fff 0,#ffe3c7 12%,var(--a) 40%,var(--b) 75%,#5c2108 100%);box-shadow:0 0 34px rgba(255,138,43,.6),inset 0 -6px 14px rgba(0,0,0,.35)}
header.top small{color:var(--mute);letter-spacing:.12em;text-transform:uppercase;font-size:11px}
header.top h1{margin:0;font-size:24px;letter-spacing:-.02em}
nav{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:22px;position:sticky;top:0;z-index:5;padding:8px 0}
nav a{padding:8px 14px;border-radius:99px;border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);color:var(--mute);font-size:14px;white-space:nowrap}
nav a:hover{text-decoration:none;color:var(--txt)}
nav a.on{color:#1a0a00;background:linear-gradient(135deg,var(--a),var(--b));border-color:transparent;font-weight:600}
.card{background:var(--glass);border:1px solid var(--line);border-radius:20px;padding:20px 22px;margin-bottom:16px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 10px 30px rgba(0,0,0,.25)}
.card h2{margin:0 0 12px;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);font-weight:600}
h1.page{font-size:26px;margin:4px 0 6px;letter-spacing:-.02em}
.sub{color:var(--mute);margin:0 0 18px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.stats{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin-bottom:16px}
.stat{background:var(--glass);border:1px solid var(--line);border-radius:18px;padding:14px 16px;box-shadow:inset 0 1px 0 rgba(255,255,255,.14);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.stat b{display:block;font-size:30px;line-height:1.1;color:var(--a);font-variant-numeric:tabular-nums}
.stat span{color:var(--mute);font-size:13px}
.btn{display:inline-block;cursor:pointer;border:1px solid var(--line);background:var(--glass);color:var(--txt);padding:10px 16px;border-radius:12px;font:inherit;font-size:15px;backdrop-filter:blur(10px)}
.btn:hover{text-decoration:none;border-color:rgba(255,138,43,.5)}
.btn.pri{background:linear-gradient(135deg,var(--a),var(--b));color:#1a0a00;border-color:transparent;font-weight:600}
.btn.sm{padding:5px 11px;font-size:13px;border-radius:10px}
.btn:disabled{opacity:.4;cursor:default}
.row{display:flex;gap:12px;align-items:center;padding:10px 0;border-top:1px solid var(--line);flex-wrap:wrap}
.row:first-of-type{border-top:0}
.grow{flex:1;min-width:0}
.pill{display:inline-block;font-size:12px;padding:2px 10px;border-radius:99px;border:1px solid var(--line);color:var(--mute);margin-right:6px}
.pill.o{color:var(--a);border-color:rgba(255,138,43,.45)}
.pill.ok{color:var(--ok);border-color:rgba(91,227,161,.4)}
.pill.warn{color:var(--warn);border-color:rgba(255,180,87,.4)}
.mute{color:var(--mute)}.small{font-size:13px}
.empty{text-align:center;padding:26px 10px;color:var(--mute)}
.empty .orb{margin:0 auto 12px;width:44px;height:44px}
input,select,textarea{font:inherit;color:var(--txt);background:rgba(0,0,0,.35);border:1px solid var(--line);border-radius:12px;padding:10px 12px;width:100%;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--a)}
select option{background:#14161d}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.filters>*{width:auto;flex:1;min-width:140px}
.bar{height:10px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--a),var(--b));border-radius:99px}
.bar.g{height:6px}
/* player */
.qtxt{font-size:19px;margin:6px 0 16px}
.opt{display:block;width:100%;text-align:left;margin-bottom:10px;padding:13px 16px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--txt);font:inherit;cursor:pointer}
.opt:hover:not(:disabled){border-color:rgba(255,138,43,.6)}
.opt.ok{border-color:var(--ok);background:rgba(91,227,161,.14)}
.opt.bad{border-color:var(--bad);background:rgba(255,107,107,.14)}
.fb{margin-top:14px;padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:rgba(0,0,0,.25)}
.fb.ok{border-color:rgba(91,227,161,.5)}.fb.bad{border-color:rgba(255,107,107,.5)}
.fb b.ok{color:var(--ok)}.fb b.bad{color:var(--bad)}
.ans{display:flex;gap:10px}.ans input{flex:1}
.ans .btn{flex:none}
/* md */
.md h1{font-size:24px;margin:.2em 0 .5em}.md h2{font-size:19px;margin:1.4em 0 .5em;color:var(--a);text-transform:none;letter-spacing:0}.md h3{font-size:16px;margin:1.2em 0 .4em}
.md table{border-collapse:collapse;width:100%;margin:12px 0;font-size:15px;display:block;overflow-x:auto}
.md th,.md td{border:1px solid var(--line);padding:7px 11px;text-align:left}.md th{background:rgba(255,138,43,.12)}
.md blockquote{margin:12px 0;padding:8px 16px;border-left:3px solid var(--a);background:rgba(255,255,255,.04);border-radius:0 12px 12px 0;color:#d6d9e6}
.md hr{border:0;border-top:1px solid var(--line);margin:20px 0}
.md code{background:rgba(255,255,255,.1);padding:1px 6px;border-radius:6px}
.md ul,.md ol{padding-left:22px}
.timeline{border-left:2px solid rgba(255,138,43,.4);margin-left:8px;padding-left:18px}
.tl{position:relative;margin-bottom:16px}
.tl:before{content:"";position:absolute;left:-26px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--a);box-shadow:0 0 12px var(--a)}
svg text{fill:#9aa0b4;font-size:11px}
footer{text-align:center;color:var(--mute);font-size:13px;margin-top:26px}
@media(max-width:600px){.wrap{padding:16px 12px 70px}.card{padding:16px}header.top h1{font-size:20px}nav{flex-wrap:nowrap;overflow-x:auto}.qtxt{font-size:17px}.ans{flex-direction:column}}