.t-ref .wrap { width: min(var(--wrap), calc(100% - 1.5rem)); margin-inline: auto; }
.t-ref .head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem 1rem; align-items: center; padding-block: 0.8rem; border-bottom: 1px solid var(--line); font-family: var(--font-sans); }
.t-ref .brand { display: inline-flex; align-items: center; gap: 0.45rem; font-family: var(--font-serif); font-weight: 650; font-size: 1.35rem; color: var(--text); text-decoration: none; }
.t-ref .brand img { width: 2rem; height: 2rem; flex: none; }
.t-ref .nav ul { display: flex; flex-wrap: wrap; gap: 0.2rem 0.8rem; }
.t-ref .nav a { font-family: var(--font-sans); color: var(--text); text-decoration: none; min-height: 2.5rem; display: inline-flex; align-items: center; font-size: 0.95rem; }
.t-ref .nav a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 0.25em; }
.t-ref .page { padding-block: 1.2rem 3rem; }
.t-ref h1 { font-weight: 650; font-size: clamp(1.8rem, 3vw, 2.4rem); line-height: 1.2; }
.t-ref h2 { font-size: 1.35rem; margin-top: 1.4rem; font-weight: 650; }
.t-ref .lede { color: var(--muted); margin-top: 0.5rem; }
.t-ref .entry { display: grid; gap: 1rem; }
@media (min-width: 860px) { .t-ref .entry { grid-template-columns: minmax(0, 1fr) 16rem; } .t-ref .toc { position: sticky; top: 0.8rem; } }
.t-ref .infobox { background: var(--box); border: 1px solid var(--line); padding: 0.8rem; font-family: var(--font-sans); font-size: 0.92rem; }
.t-ref .infobox h2 { font-family: var(--font-sans); font-size: 1rem; margin: 0 0 0.4rem; }
.t-ref .infobox div { display: grid; grid-template-columns: 6.5rem 1fr; gap: 0.3rem; padding-block: 0.3rem; border-top: 1px solid var(--line); }
.t-ref .prose p { max-width: 68ch; }
.t-ref .prose > * + * { margin-top: 0.75rem; }
.t-ref .prose { content-visibility: auto; contain-intrinsic-size: auto 500px; }
.t-ref sup a { text-decoration: none; font-family: var(--font-sans); }
.t-ref .notes { font-size: 0.92rem; color: var(--muted); margin-top: 1.2rem; padding-top: 0.6rem; border-top: 1px solid var(--line); }
.t-ref .notes li { margin-top: 0.45rem; }
.t-ref .index li { padding-block: 0.55rem; border-bottom: 1px solid var(--line); }
.t-ref .crumbs { font-family: var(--font-sans); font-size: 0.85rem; margin-bottom: 0.6rem; }
.t-ref .crumbs ol { display: flex; flex-wrap: wrap; gap: 0.35rem 0.45rem; }
.t-ref .crumbs li + li::before { content: "›"; margin-right: 0.45rem; }
.t-ref .toc { font-family: var(--font-sans); font-size: 0.9rem; }
.t-ref .toc a { display: flex; min-height: 2rem; align-items: center; }
.t-ref details { border-top: 1px solid var(--line); }
.t-ref summary { min-height: 2.75rem; display: flex; align-items: center; cursor: pointer; font-family: var(--font-sans); font-weight: 650; }
.t-ref .btn { display: inline-flex; min-height: 2.75rem; align-items: center; padding: 0.35rem 0.8rem; background: var(--link); color: #fff; text-decoration: none; font-family: var(--font-sans); border: 0; cursor: pointer; }
.t-ref .btn:visited, .t-ref .btn:hover { color: #fff; }
.t-ref .form { display: grid; gap: 0.6rem; font-family: var(--font-sans); }
.t-ref label { display: grid; gap: 0.25rem; }
.t-ref input, .t-ref textarea, .t-ref select { min-height: 2.75rem; border: 1px solid var(--line); background: var(--paper); padding: 0.4rem 0.55rem; font-size: max(1rem, 1em); }
.t-ref .swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(8rem, 1fr)); gap: 0.4rem; font-family: var(--font-sans); font-size: 0.85rem; }
.t-ref .chip { height: 2.6rem; border: 1px solid var(--line); }
.t-ref .dos { display: grid; gap: 1rem; } @media (min-width: 800px) { .t-ref .dos { grid-template-columns: 1fr 1fr; } }
.t-ref .dos li, .t-ref .check li { margin-top: 0.35rem; }
.t-ref .site-footer { border-top: 1px solid var(--line); padding: 1rem 0 2rem; font-family: var(--font-sans); font-size: 0.9rem; color: var(--muted); }
.t-ref .pv { min-height: 400px; }
.t-ref .hero-title { font-size: 2rem; font-weight: 650; }