/* ==========================================================================
   LFG Support Center  —  knowledge base styles (extends styles.css tokens)
   ========================================================================== */

/* ---------- Hero + search ---------- */
.hc-hero {
  position: relative; overflow: hidden;
  padding: 84px 0 64px;
  background: var(--space-grad);
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.hc-hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px; mask-image: radial-gradient(100% 90% at 50% 0%, #000 35%, transparent 100%);
}
.hc-hero-inner { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; }
.hc-hero h1 {
  font-family: "Gotham",sans-serif; font-weight: 900;
  font-size: clamp(32px,5vw,54px); letter-spacing: -.025em; line-height: 1.04;
  margin-top: 16px;
}
.hc-hero h1 .accent { color: var(--orange-2); }
.hc-hero p { color: var(--muted); font-size: clamp(16px,1.5vw,18px); max-width: 560px; margin: 20px auto 0; }

.hc-search {
  position: relative; display: flex; align-items: center;
  margin: 30px auto 0; max-width: 560px;
}
.hc-search.big { max-width: 620px; }
.hc-search-icon { position: absolute; left: 20px; width: 20px; height: 20px; color: var(--muted-2); pointer-events: none; }
.hc-search input {
  width: 100%; background: var(--bg-3); border: 1px solid var(--line-2);
  border-radius: var(--radius); padding: 16px 22px 16px 52px; color: var(--ink);
  font-family: inherit; font-size: 16px;
}
.hc-search input:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px var(--orange-dim); }
.hc-search input::placeholder { color: var(--muted-2); }

/* live results dropdown (home) */
.hc-search-results {
  position: relative; z-index: 5; max-width: 620px; margin: 14px auto 0;
  background: var(--bg-3); border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  text-align: left; overflow: hidden; box-shadow: 0 24px 60px rgba(0,0,0,.5);
}
.hc-search-results a {
  display: block; padding: 14px 20px; border-bottom: 1px solid var(--line);
}
.hc-search-results a:last-child { border-bottom: 0; }
.hc-search-results a:hover, .hc-search-results a.sel { background: var(--bg-2); }
.hc-search-results .r-t { font-weight: 700; font-size: 15px; }
.hc-search-results .r-t mark { background: rgba(255,137,4,.28); color: var(--ink); border-radius: 3px; padding: 0 2px; }
.hc-search-results .r-c { font-size: 12px; color: var(--orange-2); letter-spacing: .04em; text-transform: uppercase; margin-top: 2px; }
.hc-search-results .r-e { font-size: 13px; color: var(--muted); margin-top: 4px; }
.hc-search-results .r-empty { padding: 22px 20px; color: var(--muted); }

/* ---------- Sub-hero (category + article) ---------- */
.hc-subhero { background: var(--bg-2); border-bottom: 1px solid var(--line); padding: 40px 0 36px; }
.hc-subhero.slim { padding: 34px 0 26px; }
.subhero-row { display: flex; align-items: center; gap: 22px; margin: 18px 0 22px; }
.subhero-ico {
  flex: 0 0 auto; width: 66px; height: 66px; border-radius: 18px;
  display: grid; place-items: center;
  background: linear-gradient(180deg, rgba(255,137,4,.16), rgba(255,83,25,.06));
  border: 1px solid rgba(255,137,4,.3);
}
.subhero-ico svg { width: 32px; height: 32px; color: var(--orange-2); }
.hc-subhero h1 { font-size: clamp(26px,3.6vw,42px); font-weight: 900; letter-spacing: -.02em; }
.hc-subhero .subhero-row p { color: var(--muted); margin: 8px 0 0; font-size: 16px; max-width: 620px; }
.hc-subhero .hc-search { margin-left: 0; margin-right: 0; }

/* ---------- Breadcrumb ---------- */
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; color: var(--muted-2); }
.breadcrumb a { color: var(--muted); font-weight: 500; }
.breadcrumb a:hover { color: var(--orange-2); }
.breadcrumb .sep { color: var(--muted-2); }
.breadcrumb .cur { color: var(--ink); }

/* ---------- Section scaffolding ---------- */
.hc-section { padding: 56px 0; }
.hc-h2 { font-size: clamp(22px,3vw,30px); font-weight: 900; letter-spacing: -.01em; margin-bottom: 28px; }

/* ---------- Category cards (home) ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; }
.cat-card {
  display: flex; flex-direction: column;
  background: linear-gradient(180deg, var(--bg-3), var(--bg-2));
  border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.cat-card:hover { transform: translateY(-4px); border-color: rgba(255,137,4,.4); box-shadow: 0 18px 40px rgba(0,0,0,.4); }
.cat-ico {
  width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 20px;
  background: linear-gradient(180deg, rgba(255,137,4,.16), rgba(255,83,25,.06));
  border: 1px solid rgba(255,137,4,.3);
}
.cat-ico svg { width: 28px; height: 28px; color: var(--orange-2); }
.cat-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 10px; }
.cat-card p { color: var(--muted); margin: 0; flex: 1; }
.cat-meta { display: flex; align-items: center; justify-content: space-between; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.cat-meta span { font-size: 13px; color: var(--muted-2); letter-spacing: .03em; }
.cat-go { display: inline-flex; align-items: center; gap: 7px; color: var(--orange-2) !important; font-weight: 700; text-transform: uppercase; }
.cat-go svg { width: 15px; height: 15px; }

/* ---------- Popular list (home) ---------- */
.pop-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.pop-item {
  display: flex; align-items: center; gap: 14px;
  background: var(--bg-3); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px;
  transition: border-color .2s, transform .15s;
}
.pop-item:hover { border-color: rgba(255,137,4,.4); transform: translateX(3px); }
.pop-ico { width: 20px; height: 20px; color: var(--orange-2); flex: 0 0 auto; }
.pop-item span { display: flex; flex-direction: column; }
.pop-item strong { font-size: 15px; font-weight: 600; }
.pop-item em { font-style: normal; font-size: 12px; color: var(--muted-2); margin-top: 2px; }

/* ---------- Category page: section blocks + article list ---------- */
.sec-block { margin-bottom: 40px; }
.sec-title { font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 16px; display: flex; align-items: center; gap: 12px; }
.sec-count { font-size: 12px; color: var(--muted-2); background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--radius); padding: 2px 10px; letter-spacing: 0; }
.art-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.art-list a {
  display: flex; align-items: center; gap: 14px;
  background: var(--bg-3); border: 1px solid var(--line); border-radius: 12px; padding: 15px 18px;
  color: var(--ink); transition: border-color .2s, background .2s, transform .15s;
}
.art-list a:hover { border-color: rgba(255,137,4,.4); background: var(--bg-2); transform: translateX(3px); }
.art-list .li-ico { width: 18px; height: 18px; color: var(--muted-2); flex: 0 0 auto; }
.art-list a:hover .li-ico { color: var(--orange-2); }
.art-list span { flex: 1; font-weight: 500; }
.art-list .li-go { width: 16px; height: 16px; color: var(--muted-2); opacity: 0; transition: opacity .2s; }
.art-list a:hover .li-go { opacity: 1; color: var(--orange-2); }

/* ---------- Article page ---------- */
.art-eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--orange-2); margin: 16px 0 10px; }
.art-title { font-size: clamp(28px,4vw,46px); font-weight: 900; line-height: 1.05; }
.art-updated { color: var(--muted-2); font-size: 13px; margin-top: 14px; }

.art-layout { display: grid; grid-template-columns: minmax(0,1fr) 280px; gap: 56px; padding: 50px 24px 80px; align-items: start; }

/* article prose */
.article-body { min-width: 0; font-size: 16.5px; color: #d7dbe6; line-height: 1.7; }
.article-body h2 { font-size: 26px; font-weight: 800; color: var(--ink); margin: 40px 0 14px; letter-spacing: -.01em; scroll-margin-top: 100px; }
.article-body h3 { font-size: 20px; font-weight: 700; color: var(--ink); margin: 30px 0 10px; scroll-margin-top: 100px; }
.article-body h4 { font-size: 17px; font-weight: 700; color: var(--ink); margin: 24px 0 8px; }
.article-body h2:first-child, .article-body h3:first-child { margin-top: 0; }
.article-body p { margin: 0 0 18px; }
.article-body a { color: var(--orange-2); text-decoration: none; border-bottom: 1px solid rgba(255,137,4,.35); }
.article-body a:hover { color: var(--orange); border-bottom-color: var(--orange); }
.article-body ul, .article-body ol { margin: 0 0 20px; padding-left: 24px; }
.article-body li { margin: 0 0 9px; }
.article-body li::marker { color: var(--orange-2); }
.article-body strong { color: var(--ink); font-weight: 700; }
.article-body img { border-radius: 12px; border: 1px solid var(--line); margin: 22px 0; }
.article-body code {
  background: var(--bg-3); border: 1px solid var(--line); border-radius: 6px;
  padding: 2px 7px; font-family: ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace; font-size: .9em; color: var(--orange-2);
}
.article-body pre {
  background: var(--bg-3); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 20px; overflow-x: auto; margin: 0 0 22px;
}
.article-body pre code { background: none; border: 0; padding: 0; color: #d7dbe6; }
.article-body blockquote {
  margin: 0 0 22px; padding: 14px 20px; border-left: 3px solid var(--orange);
  background: var(--bg-3); border-radius: 8px; color: var(--muted);
}
.article-body hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }
.table-wrap { overflow-x: auto; margin: 0 0 22px; border: 1px solid var(--line); border-radius: 12px; }
.article-body table { width: 100%; border-collapse: collapse; min-width: 440px; }
.article-body th, .article-body td { text-align: left; padding: 13px 16px; border-bottom: 1px solid var(--line); font-size: 15px; }
.article-body th { background: var(--bg-3); color: var(--ink); font-weight: 700; }
.article-body td { color: var(--muted); }

/* helpful widget */
.helpful {
  margin-top: 50px; padding: 24px 26px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-3); display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
}
.helpful > span { font-weight: 700; color: var(--ink); }
.helpful-btns { display: flex; gap: 12px; }
.helpful-btns button {
  background: var(--bg-2); border: 1px solid var(--line-2); border-radius: var(--radius);
  color: var(--ink); font-family: inherit; font-weight: 600; font-size: 14px;
  padding: 9px 26px; cursor: pointer; transition: .15s;
}
.helpful-btns button:hover { border-color: var(--orange-2); color: var(--orange-2); }
.helpful-msg { color: var(--green); font-weight: 600; margin: 0; }

/* aside: TOC + related */
.art-aside { position: sticky; top: 100px; display: grid; gap: 26px; }
.toc { border-left: 2px solid var(--line); padding-left: 18px; display: grid; gap: 9px; }
.toc-h, .related-h { display: block; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 4px; }
.toc-l { font-size: 14px; color: var(--muted); transition: color .15s; line-height: 1.35; }
.toc-l:hover, .toc-l.active { color: var(--orange-2); }
.toc-l3 { padding-left: 14px; font-size: 13px; }
.related { display: grid; gap: 10px; }
.related a { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--muted); transition: color .15s; }
.related a:hover { color: var(--ink); }
.rel-ico { width: 16px; height: 16px; color: var(--orange-2); flex: 0 0 auto; margin-top: 2px; }
.aside-cta { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; background: var(--bg-3); }
.aside-cta p { margin: 0 0 14px; font-weight: 600; }
.aside-cta .btn { width: 100%; justify-content: center; padding: 11px 18px; }

/* ---------- CTA band ---------- */
.hc-cta { text-align: center; padding: 80px 0; background: var(--space-grad); border-top: 1px solid var(--line); }
.hc-cta h2 { font-family: "Gotham",sans-serif; font-weight: 900; font-size: clamp(24px,3.4vw,40px); letter-spacing: -.02em; }
.hc-cta p { color: var(--muted); margin: 16px 0 0; }
.hc-cta .btn { margin-top: 28px; }
.hc-cta .btn svg { width: 16px; height: 16px; }

/* ---------- Brand kit ---------- */
.brand-logo-row { display: flex; gap: 18px; flex-wrap: wrap; margin: 16px 0 8px; }
.brand-logo-card { background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px 30px; display: grid; place-items: center; min-width: 160px; min-height: 120px; }
.brand-logo-card.dark { background: #060912; }
.brand-logo-card img { max-height: 84px; width: auto; margin: 0; border: 0; border-radius: 0; }
.brand-swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; margin: 14px 0 18px; }
.swatch { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--bg-3); }
.swatch .chip { height: 84px; }
.swatch .meta { padding: 11px 14px; }
.swatch .meta strong { display: block; font-size: 14px; color: var(--ink); }
.swatch .meta span { font-size: 12px; color: var(--muted-2); letter-spacing: .04em; }
.sw-orange .chip { background: #FF5319; }
.sw-amber  .chip { background: #FF8904; }
.sw-navy   .chip { background: #0B1330; }
.sw-black  .chip { background: #060912; }
.sw-white  .chip { background: #FFFFFF; }
.sw-blue   .chip { background: #51A2FF; }
.sw-purple .chip { background: #AF78FF; }
.sw-green  .chip { background: #05DF72; }
.brand-type { display: grid; gap: 12px; margin: 14px 0; }
.type-row { background: var(--bg-3); border: 1px solid var(--line); border-radius: 12px; padding: 18px 22px; }
.type-row .muted { margin: 6px 0 0; font-size: 13px; }
.type-ultra { font-family: "GothamUltra", "Gotham", sans-serif; font-size: 30px; text-transform: uppercase; line-height: 1; color: var(--ink); }
.type-bold  { font-family: "Gotham", sans-serif; font-weight: 700; font-size: 22px; color: var(--ink); }
.type-book  { font-family: "Gotham", sans-serif; font-weight: 400; font-size: 17px; color: var(--ink); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .art-layout { grid-template-columns: 1fr; gap: 0; }
  .art-aside { position: static; margin-top: 44px; border-top: 1px solid var(--line); padding-top: 34px; }
  .cat-grid, .pop-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .subhero-row { gap: 16px; }
  .subhero-ico { width: 54px; height: 54px; }
  .helpful { flex-direction: column; align-items: flex-start; }
}