:root{--bg:#140736;--fg:#f4f0ff;--mut:#b9aedd;--card:#1d094b;--line:#3a2a80;--ac:#c4b5ff;--lk:#8ec1ff;--btn:#fff;--btnfg:#1d094b}
@media(prefers-color-scheme:light){:root{--bg:#f6f3ff;--fg:#1d094b;--mut:#54487f;--card:#fff;--line:#ddd5f5;--ac:#4a2bb5;--lk:#3a1fa8;--btn:#1d094b;--btnfg:#fff}}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.65 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
.wrap{max-width:1000px;margin:0 auto;padding:0 16px}
a{color:var(--lk);text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:3px}a:hover{text-decoration-thickness:3px}h1{font-size:clamp(1.8rem,5vw,2.7rem);line-height:1.2;margin:1.2rem 0 .6rem}h2{font-size:1.5rem;margin:2rem 0 .6rem}h3{margin:.2rem 0}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;color:#000;padding:8px;z-index:9}
header.site{border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:60px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:8px;color:var(--fg);text-decoration:none!important;font-weight:700;font-size:1.2rem}.brand b{color:var(--ac)}.brand img{border-radius:8px}
nav.main a{color:var(--fg);text-decoration:none!important;padding:8px 10px;border-radius:8px;display:inline-block}
nav.main a:hover,nav.main a[aria-current]{background:var(--card);color:var(--ac)}
.mt,.mb{display:none}
@media(max-width:760px){.mb{display:block;font-size:1.6rem;cursor:pointer;padding:4px 8px}nav.main{display:none;width:100%;padding-bottom:8px}.mt:checked~nav.main{display:block}nav.main a{display:block}}
.hero{padding:2rem 0 .5rem}.eyebrow{color:var(--ac);font-weight:600;text-transform:uppercase;letter-spacing:.06em;font-size:.8rem;margin:0}
.lead{font-size:1.2rem;color:var(--mut)}.meta{color:var(--mut);font-size:.9rem}.cta{margin:1rem 0;display:flex;gap:10px;flex-wrap:wrap}
.btn{text-decoration:none!important;display:inline-block;background:var(--btn);color:var(--btnfg)!important;text-decoration:none;font-weight:700;padding:14px 22px;border-radius:12px}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--fg)!important}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px}.card p{margin:.3rem 0 0;color:var(--mut)}.card h2{font-size:1.15rem;margin:0}
.note{background:var(--card);border-left:4px solid var(--ac);padding:12px 16px;border-radius:8px}
.cta-box{background:var(--card);border:1px solid var(--line);padding:16px;border-radius:14px;margin:2rem 0}
details{background:var(--card);border:1px solid var(--line);border-radius:10px;margin:8px 0;padding:10px 14px}summary{cursor:pointer;font-weight:600}
.tw.js{scrollbar-width:none}.tw.js::-webkit-scrollbar{display:none}.sbar{display:none;height:14px;background:var(--line);border-radius:8px;margin:2px 0 14px;position:relative;touch-action:none}.sthumb{height:14px;background:var(--lk);border-radius:8px;cursor:grab;touch-action:none}
.tw{overflow-x:scroll;-webkit-overflow-scrolling:touch;scrollbar-width:auto;scrollbar-color:var(--lk) var(--line);padding-bottom:6px}.tw::-webkit-scrollbar{height:14px}.tw::-webkit-scrollbar-track{background:var(--line);border-radius:8px}.tw::-webkit-scrollbar-thumb{background:var(--lk);border-radius:8px;border:2px solid var(--line)}.tw table{min-width:560px}.tw th,.tw td{white-space:nowrap}.swipe{display:none;color:var(--mut);font-size:.9rem;margin:.3rem 0 0}@media(max-width:760px){.swipe{display:block}}table{border-collapse:collapse;width:100%;margin:1rem 0}th,td{border:1px solid var(--line);padding:8px 10px;text-align:left}th{background:var(--card)}
.posts{list-style:none;padding:0}.posts li{margin:.5rem 0}.posts.big li{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:6px 16px;margin:12px 0}.posts.big h2{margin:.6rem 0 0;font-size:1.25rem}
.crumbs{font-size:.88rem;color:var(--mut);margin-top:1rem}.steps li{margin:.6rem 0}
.post h2{margin-top:2.2rem;scroll-margin-top:12px}.post h3{margin-top:1.4rem}.post p,.post li{max-width:72ch}.post ul,.post ol{padding-left:1.4rem}.toc{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 18px;margin:1rem 0}.toc ol{margin:.4rem 0 0;padding-left:1.2rem}.toc li{margin:.15rem 0}
code{background:var(--card);padding:2px 6px;border-radius:6px;font-size:.9em}h2 small{color:var(--mut);font-size:.6em;font-weight:400}
footer.site{border-top:1px solid var(--line);margin-top:3rem;padding:2rem 0;color:var(--mut);font-size:.92rem}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}footer ul{list-style:none;padding:0;margin:.4rem 0}footer a{color:var(--fg);text-decoration:none}footer a:hover{text-decoration:underline}footer a:hover{color:var(--lk)}footer strong{color:var(--fg);display:block;margin-bottom:.3rem}footer li{margin:.35rem 0}.fine{font-size:.8rem;margin-top:1.5rem}