.lab-directory-catalog{border-top:1px solid var(--directory-ink);scroll-margin-top:6rem}.lab-directory-catalog [hidden]{display:none}.lab-directory-catalog__header{grid-template-columns:1fr 1.4fr;align-items:center;gap:3rem;padding:1.5rem 0 2.5rem;display:grid}.lab-directory-catalog__header h2{font-family:var(--directory-serif);letter-spacing:-.035em;font-size:clamp(1.8rem,3vw,2.5rem);font-weight:400}.catalog-search{border-bottom:1px solid var(--directory-muted);align-items:center;gap:.8rem;min-width:0;display:flex}.catalog-search:focus-within{border-color:var(--directory-accent);box-shadow:0 1px var(--directory-accent)}.catalog-search__label{clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}.catalog-search input{width:100%;min-width:0;min-height:3.5rem;color:inherit;font:.9rem var(--font-stack);background:0 0;border:0;outline:none}.catalog-search input::placeholder{color:var(--directory-muted);opacity:1}.catalog-search i{color:var(--directory-accent);font-size:1.15rem}.catalog-layout{grid-template-columns:13rem minmax(0,1fr);align-items:start;gap:3.5rem;display:grid}.lab-directory-catalog--topic .catalog-layout{grid-template-columns:1fr}.catalog-subjects{position:sticky;top:6rem}.catalog-subjects__label{font:.6rem var(--font-mono);color:var(--directory-muted);letter-spacing:.06em;text-transform:uppercase;margin-bottom:.8rem}.catalog-subject{border:0;border-bottom:1px solid var(--directory-line);width:100%;min-height:44px;color:var(--directory-muted);font:.78rem var(--font-stack);text-align:left;cursor:pointer;background:0 0;justify-content:space-between;align-items:center;gap:.5rem;padding:.7rem 0;display:flex}.catalog-subject[aria-pressed=true]{color:var(--directory-ink);border-bottom-color:var(--directory-ink);font-weight:600}.catalog-subject__count{font:.6rem var(--font-mono)}.catalog-status{min-height:2rem;font:.65rem var(--font-mono);color:var(--directory-muted);justify-content:space-between;align-items:start;gap:1rem;margin-bottom:.7rem;display:flex}.catalog-results{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 2.5rem;list-style:none;display:grid}.catalog-entry{border-top:1px solid var(--directory-line);min-width:0}.catalog-entry__link{height:100%;color:inherit;grid-template-columns:1.6rem minmax(0,1fr) 1rem;align-items:start;gap:.6rem;padding:1.4rem 0;text-decoration:none;display:grid}.catalog-entry__index{color:var(--directory-muted);font:.55rem var(--font-mono);margin-top:.12rem}.catalog-entry__subject{color:var(--directory-muted);font-size:.63rem}.catalog-entry__title{letter-spacing:-.025em;margin-top:.45rem;font-size:1.1rem;font-weight:500;line-height:1.3}.catalog-entry__question{color:var(--directory-muted);margin-top:.6rem;font-size:.77rem;line-height:1.65}.catalog-entry__time{color:var(--directory-muted);font:.57rem var(--font-mono);margin-top:1rem;display:block}.catalog-entry__arrow{color:var(--directory-muted)}.catalog-entry__link:hover .catalog-entry__title,.catalog-entry__link:hover .catalog-entry__arrow{color:var(--directory-accent)}.catalog-pagination{border-top:1px solid var(--directory-line);color:var(--directory-muted);font:.65rem var(--font-mono);justify-content:space-between;align-items:center;gap:1rem;padding-top:1.5rem;display:flex}.catalog-pagination button,.catalog-status button,.catalog-empty button{min-height:44px;color:var(--directory-ink);font:.75rem var(--font-stack);cursor:pointer;background:0 0;border:0;justify-content:space-between;align-items:center;gap:1rem;display:inline-flex}.catalog-status button{min-height:24px;margin-top:-.3rem}.catalog-pagination button{border:1px solid var(--directory-line);padding:0 1rem}.catalog-empty{color:var(--directory-muted);padding:3rem 0}.catalog-empty p{font-family:var(--directory-serif);font-size:1.7rem}@media (width<=1000px){.catalog-layout{grid-template-columns:11rem minmax(0,1fr);gap:2rem}.catalog-results{gap:0 1.5rem}}@media (width<=760px){.lab-directory-catalog__header{grid-template-columns:1fr;gap:.8rem;padding:1.5rem 0}.catalog-layout{grid-template-columns:1fr;gap:1.5rem}.catalog-subjects{flex-wrap:wrap;gap:.3rem 1rem;display:flex;position:static}.catalog-subjects__label{display:none}.catalog-subject{gap:.6rem;width:auto;padding:.3rem 0;font-size:.73rem}.catalog-status button{min-height:44px;margin-top:-.65rem}}@media (width<=540px){.catalog-results{grid-template-columns:1fr}.catalog-entry__question{max-width:42ch}}.site-main.lab-directory-main{--directory-ink:var(--color-text-main);--directory-muted:var(--color-text-muted);--directory-line:var(--color-border);--directory-accent:var(--color-accent);--directory-serif:"Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Songti SC", "STSong", Georgia, serif;max-width:1440px;padding:0 clamp(1.25rem,4.5vw,4.5rem) 5rem}.directory-heading{justify-content:space-between;align-items:end;gap:3rem;padding:4rem 0 3rem;display:flex}.directory-kicker{color:var(--directory-muted);font:.65rem var(--font-mono);letter-spacing:.08em}.directory-heading h1{font-family:var(--directory-serif);letter-spacing:-.055em;margin-top:1rem;font-size:clamp(3.4rem,7vw,6.5rem);font-weight:400;line-height:1.08}.directory-heading__count{vertical-align:top;font:.8rem var(--font-mono);color:var(--directory-muted);letter-spacing:0;margin:.6rem 0 0 1.1rem;display:inline-block}.directory-heading__aside{max-width:21rem;padding-bottom:.4rem}.directory-heading__aside p{color:var(--directory-muted);font-size:.92rem;line-height:1.7}.directory-heading__aside a{min-height:44px;color:inherit;border-bottom:1px solid var(--directory-line);align-items:center;gap:2rem;margin-top:.7rem;font-size:.8rem;text-decoration:none;display:inline-flex}@media (width<=760px){.directory-heading{flex-direction:column;align-items:start;gap:1.1rem;padding:2.5rem 0 2rem}.directory-heading__aside{max-width:28rem}.directory-heading__count{margin-top:.4rem;margin-left:.8rem;font-size:.7rem}.directory-heading__aside a{margin-top:.3rem}}