:root{--bg:#fbfaf7;--fg:#1d1f24;--muted:#5b616e;--line:#dcd8cf;--card:#fff;--accent:#b3402e;--accent-fg:#fff;--focus:#1f5fbf;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#14161b;--fg:#ecebe7;--muted:#a6abb6;--line:#30343d;--card:#1c1f26;--accent:#f08a74;--accent-fg:#14161b;--focus:#8ab4ff;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#14161b;--fg:#ecebe7;--muted:#a6abb6;--line:#30343d;--card:#1c1f26;--accent:#f08a74;--accent-fg:#14161b;--focus:#8ab4ff;color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main,header.site,footer.site{max-width:52rem;margin:0 auto;padding:0 16px}
header.site{padding-top:1.25rem;padding-bottom:.5rem}
header.site a{color:var(--muted);text-decoration:none;font-weight:600}
footer.site{border-top:1px solid var(--line);margin-top:3rem;padding-top:1rem;padding-bottom:2rem;color:var(--muted);font-size:.9rem}
a{color:var(--accent)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.eyebrow{color:var(--muted);font-size:.9rem;margin:1.5rem 0 .25rem}
h1{font-size:clamp(2rem,6vw,3rem);line-height:1.1;margin:.25rem 0 .5rem;letter-spacing:-.01em}
.subtitle{font-size:1.2rem;margin:0 0 .5rem;color:var(--fg)}
.byline{color:var(--muted);margin:0 0 1rem}
.lead{font-size:1.05rem;max-width:40rem}
h2{font-size:1.35rem;margin:2.5rem 0 .5rem}
.video{margin:1.5rem 0 0}
.video video{width:100%;aspect-ratio:16/9;background:#000;border-radius:8px;display:block}
.video figcaption{color:var(--muted);font-size:.9rem;margin-top:.5rem}
.hint{color:var(--muted);margin:0 0 .75rem;font-size:.95rem}
.chapters{list-style:none;padding:0;margin:0;display:grid;gap:.75rem}
.chapters li{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:.75rem 1rem}
.chapters p{margin:.35rem 0 0;color:var(--fg)}
.chapter{all:unset;cursor:pointer;display:flex;gap:.75rem;align-items:baseline;font-weight:650;font-size:1.05rem}
.chapter:hover .ctitle{text-decoration:underline}
.chapter:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:4px}
.time{font-variant-numeric:tabular-nums;color:var(--accent);font-weight:600;min-width:2.6rem}
.links{padding-left:1.2rem}
.ask form{display:grid;gap:.5rem;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:1rem}
.ask label{font-weight:600;font-size:.95rem}
.opt{font-weight:400;color:var(--muted)}
.ask input:not([type=radio]),.ask textarea{width:100%;font:inherit;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:.55rem .65rem}
.ask textarea{resize:vertical}
.kind{border:0;padding:0;margin:0;display:flex;gap:1.25rem}
.kind label{font-weight:500}
.row{display:grid;gap:.75rem;grid-template-columns:1fr 1fr}
.row>div{display:grid;gap:.35rem}
@media (max-width:560px){.row{grid-template-columns:1fr}}
.ask button{justify-self:start;font:inherit;font-weight:650;background:var(--accent);color:var(--accent-fg);border:0;border-radius:6px;padding:.6rem 1.4rem;cursor:pointer}
.ask button[disabled]{opacity:.6;cursor:wait}
#status{margin:0;min-height:1.6em;color:var(--muted)}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
details summary{cursor:pointer;list-style:none}
details summary::-webkit-details-marker{display:none}
details summary h2{display:inline}
details summary::after{content:" ▸";color:var(--muted)}
details[open] summary::after{content:" ▾"}
.transcript h3{font-size:1.05rem;margin:1.25rem 0 .25rem}
.transcript p{margin:.25rem 0}
.gallery{list-style:none;padding:0;display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr))}
.gallery a{display:block;background:var(--card);border:1px solid var(--line);border-radius:8px;overflow:hidden;color:var(--fg);text-decoration:none}
.gallery img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.gallery .meta{padding:.6rem .8rem .8rem}
.gallery .meta strong{display:block;line-height:1.3}
.gallery .meta span{color:var(--muted);font-size:.9rem}
.pending{display:inline-block;background:var(--card);border:1px dashed var(--line);border-radius:999px;padding:.15rem .75rem;color:var(--muted);font-size:.9rem}
details{margin-top:2.5rem}