/* =========================================================
   Noventra — FAQ page (faq.html).
   Shared light-page blocks are in light.css; search and topic tracking are in faq.js.
   ========================================================= */

.sr-only{position:absolute; width:1px; height:1px; margin:-1px; padding:0; overflow:hidden; clip:rect(0 0 0 0); border:0}

/* ---- hero: the heading, search beside it ---- */
.faq-hero .page-hero-grid{align-items:center}
@media(min-width:960px){ .faq-hero .page-hero-grid{grid-template-columns:minmax(0,1.2fr) minmax(340px,440px)} }
.faq-hero .page-lead{margin-top:1.4rem}
.faq-search-card{padding:clamp(1.3rem,2.6vw,1.8rem); border-radius:24px; background:var(--surface);
                 border:1px solid var(--line); box-shadow:0 40px 80px -50px rgba(13,14,17,.5)}
.faq-search{position:relative; display:block}
.faq-search svg{position:absolute; left:1rem; top:50%; width:20px; height:20px; transform:translateY(-50%);
                fill:none; stroke:var(--red); stroke-width:2.2; stroke-linecap:round; pointer-events:none}
.faq-search input{width:100%; padding:1rem 1rem 1rem 3rem; border-radius:14px; border:1px solid var(--line);
                  background:var(--paper); font:inherit; font-size:1rem; color:var(--ink);
                  transition:border-color .2s, box-shadow .2s, background .2s}
.faq-search input:focus{outline:0; border-color:var(--red); background:#fff; box-shadow:0 0 0 4px rgba(243,56,1,.12)}
.faq-popular-label{margin:1.3rem 0 .5rem; font-size:.66rem; font-weight:700; letter-spacing:.18em; text-transform:uppercase; color:var(--muted)}
.faq-popular{list-style:none; margin:0; padding:0; display:grid}
.faq-popular li + li{border-top:1px solid var(--line)}
.light-main .faq-popular a{display:flex; justify-content:space-between; gap:1rem; padding:.7rem 0;
                           font-size:.93rem; font-weight:600; line-height:1.4; color:var(--ink); text-decoration:none}
.light-main .faq-popular a::after{content:"→"; color:var(--red); transition:transform .2s}
.light-main .faq-popular a:hover{color:var(--red)}
.light-main .faq-popular a:hover::after{transform:translateX(3px)}

/* ---- the questions, a topic list beside them ---- */
.faq-layout{display:grid; grid-template-columns:minmax(0,1fr); gap:clamp(1.6rem,3vw,3rem)}
@media(min-width:960px){ .faq-layout{grid-template-columns:250px minmax(0,1fr); align-items:start} }

.faq-topics-label{margin:0 0 .8rem; font-size:.66rem; font-weight:700; letter-spacing:.18em; text-transform:uppercase; color:var(--muted)}
.faq-topics ol{list-style:none; margin:0; padding:0; display:grid; gap:.15rem}
.light-main .faq-topics a{display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:.7rem;
                          padding:.6rem .8rem; border-radius:12px; font-size:.9rem; font-weight:600; line-height:1.3;
                          color:var(--text); text-decoration:none; transition:background .2s, color .2s}
.faq-topics .num{font-size:.72rem; font-weight:800; color:var(--muted); font-variant-numeric:tabular-nums}
.faq-topics .count{min-width:24px; padding:.1rem .45rem; border-radius:999px; text-align:center;
                   font-size:.72rem; font-weight:700; color:var(--muted); background:var(--paper)}
.light-main .faq-topics a:hover{background:var(--paper); color:var(--ink)}
/* the topic in view, set by faq.js */
.light-main .faq-topics a.current{background:rgba(243,56,1,.08); color:var(--ink)}
.faq-topics a.current .num{color:var(--red)}
.faq-topics a.current .count{color:#fff; background:var(--red)}
.faq-topics a.empty{opacity:.35; pointer-events:none}

@media(min-width:960px){
  .faq-topics{position:sticky; top:calc(var(--nav-h) + 1.6rem)}
}
/* narrow screens: the topics become a row of chips that stays in view */
@media(max-width:959px){
  .faq-topics{position:sticky; top:var(--nav-h); z-index:5; margin:0 calc(-1 * var(--gutter)); padding:.7rem var(--gutter);
              background:rgba(255,255,255,.92); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
              border-bottom:1px solid var(--line)}
  .faq-topics-label{display:none}
  .faq-topics ol{display:flex; gap:.4rem; overflow-x:auto; scrollbar-width:none}
  .faq-topics ol::-webkit-scrollbar{display:none}
  .light-main .faq-topics a{display:flex; white-space:nowrap; padding:.45rem .8rem; border:1px solid var(--line); border-radius:999px}
  .faq-topics .num{display:none}
}

/* ---- one topic ---- */
.qa-group{scroll-margin-top:calc(var(--nav-h) + 1.4rem)}
@media(max-width:959px){ .qa-group{scroll-margin-top:calc(var(--nav-h) + 4.6rem)} }
.qa-group + .qa-group{margin-top:clamp(3rem,6vw,4.5rem)}
.qa-group[hidden]{display:none}
.qa-group-head{display:flex; align-items:flex-start; gap:1.2rem; margin-bottom:1.4rem}
.qa-group-num{flex:none; font-size:clamp(2.2rem,4vw,3rem); line-height:.9; font-weight:800; letter-spacing:-.04em;
               color:transparent; -webkit-text-stroke:1.5px var(--red)}
.qa-group-head h2{margin:0; font-size:clamp(1.5rem,2.6vw,2rem); line-height:1.1; letter-spacing:-.03em; font-weight:800; color:var(--ink)}
.qa-group-head p{margin:.4rem 0 0; color:var(--muted); line-height:1.5}

/* ---- one question: a card that opens ---- */
.qa-list{display:grid; gap:.6rem}
.qa{border-radius:18px; background:var(--paper); border:1px solid var(--line);
    scroll-margin-top:calc(var(--nav-h) + 1.4rem); transition:background .25s, border-color .25s, box-shadow .25s}
@media(max-width:959px){ .qa{scroll-margin-top:calc(var(--nav-h) + 4.6rem)} }
.qa[hidden]{display:none}
.qa summary{display:flex; align-items:center; justify-content:space-between; gap:1.2rem; padding:1.1rem 1.3rem;
            cursor:pointer; list-style:none; border-radius:18px}
.qa summary::-webkit-details-marker{display:none}
.qa summary:focus-visible{outline:2px solid var(--red); outline-offset:2px}
.qa h3{margin:0; font-size:1.02rem; line-height:1.4; font-weight:700; color:var(--ink); transition:color .2s}
.qa summary:hover h3{color:var(--red)}
/* plus that turns into a cross */
.qa-icon{position:relative; flex:none; width:32px; height:32px; border-radius:50%; background:rgba(243,56,1,.1);
         transition:background .25s, transform .3s cubic-bezier(.2,.7,.2,1)}
.qa-icon::before, .qa-icon::after{content:""; position:absolute; left:50%; top:50%; width:12px; height:2px; border-radius:2px;
         background:var(--red); transform:translate(-50%,-50%); transition:background .25s}
.qa-icon::after{transform:translate(-50%,-50%) rotate(90deg)}
.qa[open]{background:var(--surface); border-color:rgba(243,56,1,.3); box-shadow:inset 3px 0 0 var(--red), 0 24px 50px -36px rgba(13,14,17,.45)}
.qa[open] .qa-icon{background:var(--red); transform:rotate(45deg)}
.qa[open] .qa-icon::before, .qa[open] .qa-icon::after{background:#fff}

.qa-answer{padding:0 1.3rem 1.3rem; max-width:72ch}
.qa-answer p{margin:0 0 .9rem; line-height:1.75; color:var(--text)}
.qa-answer p:last-child{margin-bottom:0}
.qa-answer ul{margin:0 0 .9rem; padding-left:1.2rem; line-height:1.7; color:var(--text)}
.back-link{display:block; margin-top:.8rem; padding-top:.8rem; border-top:1px dashed var(--line); font-size:.88rem; color:var(--muted)}
.light-main .faq-link{color:var(--ink); font-weight:600; text-decoration:none; border-bottom:1.5px solid rgba(243,56,1,.5)}
.light-main .faq-link:hover{color:var(--red); border-bottom-color:var(--red)}

/* open smoothly where the browser supports animating details */
@supports (interpolate-size:allow-keywords){
  .qa{interpolate-size:allow-keywords}
  .qa::details-content{block-size:0; overflow:hidden; transition:block-size .35s cubic-bezier(.2,.7,.2,1), content-visibility .35s allow-discrete}
  .qa[open]::details-content{block-size:auto}
}

/* ---- search feedback ---- */
.faq-results{margin:0 0 1.6rem; font-weight:600; color:var(--ink)}
.faq-results button{margin-left:.6rem; padding:0; border:0; background:none; font:inherit; color:var(--red); cursor:pointer; text-decoration:underline}
.faq-empty{padding:clamp(1.6rem,4vw,2.6rem); border-radius:22px; background:var(--paper); border:1px dashed var(--line); text-align:center}
.faq-empty h2{margin:0 0 .4rem; font-size:1.3rem; color:var(--ink)}
.faq-empty p{margin:0; color:var(--text)}
mark.faq-hit{padding:0 .1em; border-radius:3px; background:rgba(243,56,1,.18); color:inherit}

@media(prefers-reduced-motion:reduce){
  .qa, .qa-icon, .qa::details-content{transition:none}
}