:root{
  color-scheme:light;
  --paper:#fefeff; --ink:#292b2f; --muted:#74777b; --line:#e3e5e7; --red:#d43535;
  --serif:"Iowan Old Style","Noto Serif SC","Songti SC",Georgia,serif;
  --sans:"SF Pro Text","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{background:var(--paper)}
body{position:relative;margin:0;color:var(--ink);background:var(--paper);font-family:var(--sans);line-height:1.75;-webkit-font-smoothing:antialiased}
body:before{content:"";position:absolute;left:0;top:42px;width:28px;height:5px;background:var(--red)}
a{color:inherit;text-decoration:none;transition:color .18s}
a:hover{color:var(--muted)}
:focus-visible{outline:1px solid var(--red);outline-offset:5px}
img,video{display:block;max-width:100%}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-family:var(--serif);font-weight:400}
.shell{width:min(66rem,calc(100% - 3rem));margin:0 auto;min-height:100svh;display:flex;flex-direction:column}
main{flex:1}
.site-header{display:flex;align-items:baseline;justify-content:space-between;gap:2rem;padding:3.1rem 0 1.5rem;flex-wrap:wrap}
.wordmark{font-family:var(--serif);font-size:1.75rem;letter-spacing:-.05em;line-height:1.3}
.wordmark i{font-style:normal;color:var(--red);margin-left:.04em}
.site-header nav{display:flex;flex-wrap:wrap;gap:.4rem 1.9rem}
.site-header nav a{font-family:var(--serif);font-size:.95rem;letter-spacing:.08em;padding:.35rem 0}
.site-header nav a[aria-current="page"]{font-weight:600;color:var(--ink)}
.eyebrow{font-size:.8rem;color:var(--muted);letter-spacing:.04em}
.eyebrow:after{content:"";display:block;width:.9rem;height:1px;background:var(--ink);margin:.9rem 0 1.4rem}
.lead{padding:4.5rem 0 2.6rem}
.lead h1{font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.2;letter-spacing:.02em}
.lead p{margin-top:1.4rem;max-width:40rem;color:var(--ink)}
.lead p a,.links a{border-bottom:1px solid var(--line)}
.lead p a:hover,.links a:hover{color:var(--red);border-bottom-color:var(--red)}
.links{display:flex;flex-wrap:wrap;gap:1.6rem;margin-top:1.4rem;font-size:.92rem}
.links a:after{content:" ↗"}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:3rem 2.5rem;padding:1rem 0 5rem;border-top:1px solid var(--line);padding-top:2.6rem}
.card{display:block}
.card .ph{position:relative;aspect-ratio:16/9;overflow:hidden;background:#f2f3f4}
.card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover img{transform:scale(1.02)}
.card .num{display:block;margin-top:1.1rem;font-size:.78rem;color:var(--muted)}
.card h2{font-size:1.45rem;margin-top:.35rem}
.card p{margin-top:.35rem;font-size:.92rem;color:var(--muted)}
.card .go{display:inline-block;margin-top:.55rem;font-size:.88rem;color:var(--red)}
.player{margin:0 0 1rem}
.player video{width:100%;max-height:74vh;background:#111}
.meta{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.85rem;color:var(--muted);border-bottom:1px solid var(--line);padding:.4rem 0 1.4rem}
.status{display:none;color:var(--red);font-size:.9rem;margin:.6rem 0}
.status.visible{display:block}
.more{padding:2.4rem 0 5rem}
.more h3{font-size:1rem;letter-spacing:.08em;margin-bottom:1rem}
.more .row{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.more a{display:block;font-size:.92rem}
.more a img{aspect-ratio:16/9;width:100%;object-fit:cover;margin-bottom:.6rem;background:#f2f3f4}
.clips{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin:1.6rem 0 5rem}
.clip{appearance:none;border:0;background:none;padding:0;text-align:left;cursor:pointer;color:var(--ink);font:inherit}
.clip img{width:100%;aspect-ratio:1;object-fit:cover;outline:1px solid transparent;outline-offset:3px;transition:outline-color .18s}
.clip:hover img{outline-color:var(--line)}
.clip[aria-pressed="true"] img{outline:2px solid var(--red)}
.clip .label{display:flex;justify-content:space-between;margin-top:.6rem;font-family:var(--serif);font-size:1.05rem}
.clip small{font-family:var(--sans);font-size:.78rem;color:var(--muted)}
.clip[aria-pressed="true"] .label{color:var(--red)}
.site-footer{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;border-top:1px solid var(--line);padding:1.6rem 0 2.4rem;font-size:.82rem;color:var(--muted)}
.site-footer a:hover{color:var(--red)}
@media (max-width:760px){
  .cards{grid-template-columns:1fr;gap:2.4rem}
  .more .row{grid-template-columns:1fr 1fr}
  .clips{grid-template-columns:repeat(2,1fr)}
  .lead{padding:2.6rem 0 2rem}
  .site-header{padding-top:2.4rem}
}

@media (max-width:760px){body:before{top:14px;width:22px;height:4px}}
.video-caption{max-width:46em;margin:16px 0 0;font-size:.95rem;line-height:1.85;color:#3b3d42}

.reserved,.video-placeholder{display:grid;place-items:center;aspect-ratio:16/9;background:#f4f5f6;color:var(--muted);font-size:.9rem}.more .reserved{margin-bottom:.6rem}

/* 2026-10-09: The Librarian demo is a vertical phone recording. */
.video-placeholder.vertical{aspect-ratio:9/16;width:min(360px,100%);margin:0 auto;border-radius:24px}
.player.vertical{width:min(100%,440px);margin-inline:auto}
.player.vertical video{aspect-ratio:2160/4694;object-fit:contain;background:#000}
.card[href="?project=margin"] .ph,.more a[href="?project=margin"] img{background:#000}
.card[href="?project=margin"] img,.more a[href="?project=margin"] img{object-fit:contain}