/* v4.1 FAQ – human-readable answer library and AEO answer layer */
.page-faq-v41{background:var(--paper);color:var(--ink)}
.faq-wide-shell{width:min(1500px,calc(100% - 2*var(--space)));margin-inline:auto}
.faq-hero{padding:clamp(3.4rem,5.8vw,6rem) 0 clamp(3.2rem,5vw,5.2rem);background:linear-gradient(105deg,var(--paper) 0 70%,var(--sand) 70%)}
.faq-hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:clamp(3rem,7vw,7rem);align-items:end}
.faq-hero-copy{max-width:880px}.faq-hero .breadcrumbs{margin-bottom:1.7rem}.faq-hero h1{font-size:clamp(3.25rem,5.5vw,5.85rem);line-height:.98;letter-spacing:-.045em;max-width:14ch;margin:.45rem 0 1.4rem}.faq-hero .lead{font-size:clamp(1.08rem,1.5vw,1.35rem);line-height:1.62;max-width:760px;color:var(--ink-2)}.faq-hero-note{margin:1.35rem 0 0;font-family:var(--sans);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.faq-logic{border-top:2px solid var(--amber);padding-top:1.25rem}.faq-logic h2{font-size:clamp(1.9rem,2.7vw,2.75rem);max-width:12ch}.faq-logic ol{list-style:none;padding:0;margin:1.6rem 0 0;border-top:1px solid var(--line)}.faq-logic li{display:grid;grid-template-columns:42px 1fr;gap:1rem;padding:1.05rem 0;border-bottom:1px solid var(--line)}.faq-logic li>span{font-family:var(--sans);font-size:.72rem;color:var(--amber-dark);padding-top:.12rem}.faq-logic strong{font-family:var(--sans);font-size:.77rem;letter-spacing:.06em;text-transform:uppercase}.faq-logic p{font-size:.9rem;line-height:1.55;color:var(--muted);margin:.25rem 0 0}
.faq-principle{padding:clamp(2.7rem,4vw,3.8rem) 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.faq-principle-grid{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:clamp(2.5rem,7vw,7rem);align-items:start}.faq-principle h2{font-size:clamp(2rem,3vw,3.1rem);max-width:13ch}.faq-principle-grid>p{font-size:1.04rem;line-height:1.72;color:var(--ink-2);max-width:800px}
.faq-tools{padding:2rem 0 1.65rem;background:var(--paper-2);border-bottom:1px solid var(--line);position:relative;z-index:4}.faq-search-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2rem;align-items:end}.faq-search-row label>span{display:block;font-family:var(--sans);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:.55rem}.faq-search-row input{width:100%;min-height:52px;padding:.75rem 1rem;border:1px solid var(--line);background:var(--paper);font:inherit;font-size:1rem}.faq-search-row input:focus{outline:2px solid var(--amber);outline-offset:2px}.faq-result{display:flex;align-items:baseline;gap:.45rem;font-family:var(--sans);color:var(--muted);margin:0 0 .7rem}.faq-result strong{font-size:1.4rem;color:var(--ink)}.faq-result span{font-size:.72rem;text-transform:uppercase;letter-spacing:.07em}.faq-filter-row{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:1rem}.faq-filter{border:1px solid var(--line);background:transparent;padding:.55rem .75rem;font-family:var(--sans);font-size:.7rem;letter-spacing:.035em;cursor:pointer}.faq-filter:hover,.faq-filter.is-active{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.faq-library{padding:clamp(3.4rem,5.5vw,5.5rem) 0 clamp(5rem,8vw,8rem)}.faq-library-grid{display:grid;grid-template-columns:minmax(220px,285px) minmax(0,1fr);gap:clamp(3rem,7vw,7rem);align-items:start}.faq-toc{position:sticky;top:108px;border-top:2px solid var(--amber);padding-top:1.05rem}.faq-toc>a{display:grid;grid-template-columns:32px 1fr;gap:.7rem;padding:.72rem 0;border-bottom:1px solid var(--line);text-decoration:none;font-family:var(--sans);font-size:.8rem;line-height:1.35}.faq-toc>a span{font-size:.68rem;color:var(--amber-dark)}.faq-toc>a:hover{padding-left:.25rem}.faq-toc-note{margin-top:2rem;padding:1.1rem 1.15rem;background:var(--paper-2);border-left:4px solid var(--amber)}.faq-toc-note strong{font-family:var(--sans);font-size:.7rem;text-transform:uppercase;letter-spacing:.07em}.faq-toc-note p{font-size:.84rem;line-height:1.55;color:var(--muted);margin:.35rem 0 0}
.faq-topic{scroll-margin-top:110px}.faq-topic+.faq-topic{margin-top:clamp(4.5rem,7vw,7rem)}.faq-topic-head{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);gap:2rem;align-items:end;padding-bottom:1.6rem;border-bottom:1px solid var(--ink)}.faq-topic-head>div{position:relative}.faq-topic-no{display:block;font-family:var(--sans);font-size:.72rem;color:var(--amber-dark);margin-bottom:.55rem}.faq-topic-head .kicker{margin-bottom:.35rem}.faq-topic-head h2{font-size:clamp(2.4rem,4vw,4rem);line-height:1.03;max-width:13ch}.faq-topic-head>p{font-size:.96rem;line-height:1.65;color:var(--muted);max-width:510px}
.faq-answer-list{display:grid}.faq-answer-card{scroll-margin-top:105px;padding:clamp(2rem,3.2vw,3rem) 0;border-bottom:1px solid var(--line)}.faq-answer-head{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;margin-bottom:.75rem}.faq-answer-labels{display:flex;flex-wrap:wrap;gap:.45rem}.faq-answer-type,.faq-answer-status{display:inline-flex;align-items:center;min-height:24px;padding:.28rem .5rem;font-family:var(--sans);font-size:.63rem;letter-spacing:.07em;text-transform:uppercase}.faq-answer-type{background:var(--ink);color:var(--paper)}.faq-answer-status{border:1px solid var(--line);color:var(--muted)}.faq-anchor{font-family:var(--sans);font-size:.72rem;text-decoration:none;color:var(--amber-dark);padding:.25rem}.faq-answer-card h3{font-size:clamp(1.85rem,2.8vw,2.8rem);line-height:1.12;max-width:29ch;margin:.65rem 0 1.25rem;letter-spacing:-.025em}.faq-short{font-size:clamp(1.06rem,1.45vw,1.22rem);line-height:1.68;max-width:900px;color:var(--ink)}.faq-short strong{font-family:var(--sans);font-size:.73rem;letter-spacing:.065em;text-transform:uppercase;color:var(--amber-dark);margin-right:.35rem}.faq-explain{max-width:900px;font-size:.98rem;line-height:1.72;color:var(--ink-2);margin:1rem 0 0}.faq-answer-sources{display:flex;flex-wrap:wrap;align-items:center;gap:.7rem 1rem;margin-top:1.35rem;padding-top:1rem;border-top:1px solid color-mix(in srgb,var(--line) 65%,transparent);font-family:var(--sans)}.faq-answer-sources>span{font-size:.64rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.faq-answer-sources a{font-size:.75rem;text-decoration:none;border-bottom:1px solid var(--amber);padding-bottom:.15rem}.faq-answer-sources a:hover{color:var(--amber-dark)}
.faq-empty{padding:3rem 0}.faq-empty h2{font-size:clamp(2rem,3vw,3rem);max-width:18ch}.faq-empty p{max-width:640px;color:var(--muted)}
.page-faq-v41 .site-footer .shell{width:min(1240px,calc(100% - 2*var(--space)))}
@media(max-width:1000px){.faq-hero{background:var(--paper)}.faq-hero-grid,.faq-principle-grid,.faq-library-grid{grid-template-columns:1fr}.faq-logic{max-width:680px}.faq-toc{position:static;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 1.5rem}.faq-toc>.kicker,.faq-toc-note{grid-column:1/-1}.faq-topic-head{grid-template-columns:1fr}.faq-search-row{grid-template-columns:1fr}.faq-result{margin:0}}
@media(max-width:640px){.faq-wide-shell{width:min(100% - 2rem,1500px)}.faq-hero{padding:2.4rem 0 2.8rem}.faq-hero h1{font-size:clamp(2.55rem,12vw,3.8rem);max-width:none}.faq-hero .lead{font-size:1rem}.faq-principle{padding:2.4rem 0}.faq-tools{padding:1.3rem 0}.faq-filter-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:.3rem}.faq-filter{white-space:nowrap}.faq-toc{grid-template-columns:1fr}.faq-topic+.faq-topic{margin-top:4rem}.faq-topic-head h2{font-size:2.35rem}.faq-answer-card{padding:2rem 0}.faq-answer-card h3{font-size:1.8rem}.faq-answer-sources{display:grid;justify-items:start}.page-faq-v41 .site-footer .shell{width:min(100% - 2rem,1240px)}}