:root{
  --bg:#0b1020;
  --panel:#101a33;
  --panel-2:#162443;
  --text:#edf2ff;
  --muted:#b7c3e0;
  --line:#25365f;
  --brand:#f6c667;
  --brand-2:#ff8f5a;
  --ok:#7dd3a4;
  --shadow:0 18px 45px rgba(0,0,0,.25);
  --radius:18px;
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.7 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,'PingFang SC','Microsoft YaHei',sans-serif;background:linear-gradient(180deg,#08101f,#0e1830 30%,#111b35);color:var(--text)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max),92vw);margin:auto}
.topbar{position:sticky;top:0;z-index:100;background:rgba(8,16,31,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px}
.brand{display:flex;align-items:center;gap:14px;font-weight:800;letter-spacing:.2px}
.brand img{width:44px;height:44px}
.menu{display:flex;flex-wrap:wrap;gap:18px;color:var(--muted);font-size:15px}
.menu a:hover,.menu a.active{color:#fff}
.hero{padding:42px 0 28px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:stretch}
.card{background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.015));border:1px solid rgba(255,255,255,.07);box-shadow:var(--shadow);border-radius:var(--radius)}
.hero-copy{padding:34px}
.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:8px 12px;border-radius:999px;background:rgba(246,198,103,.12);color:#ffe3a5;font-weight:700;font-size:14px}
.hero h1{font-size:clamp(2rem,4vw,3.6rem);line-height:1.08;margin:16px 0 14px}
.hero p{margin:0 0 20px;color:var(--muted);font-size:1.05rem}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 18px;border-radius:14px;border:1px solid var(--line);font-weight:700}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#291505;border:none}
.btn.ghost{background:rgba(255,255,255,.02)}
.hero-media{overflow:hidden;position:relative;min-height:360px}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:auto 18px 18px 18px;background:rgba(6,11,22,.76);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:16px;color:#fff}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.stat{padding:16px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06)}
.stat strong{display:block;font-size:1.2rem;color:#fff}
.stat span{color:var(--muted);font-size:14px}
.section{padding:28px 0}
.section h2{font-size:clamp(1.6rem,3vw,2.4rem);margin:0 0 10px}
.section-intro{color:var(--muted);max-width:780px;margin:0 0 20px}
.grid-3,.grid-2,.grid-4{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.panel{padding:22px}
.panel h3{margin:0 0 10px;font-size:1.15rem}
.panel p{margin:0;color:var(--muted)}
.kicker{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:#ffdba0;margin-bottom:8px}
.article-card{display:flex;flex-direction:column;gap:14px;padding:18px}
.article-card .meta{color:var(--muted);font-size:14px}
.article-card h3{margin:0;font-size:1.18rem;line-height:1.35}
.article-card p{margin:0;color:var(--muted)}
.list{display:grid;gap:10px;padding:0;margin:0;list-style:none}
.list li{display:flex;gap:10px;align-items:flex-start;color:var(--muted)}
.list li::before{content:'✓';color:var(--ok);font-weight:900}
.band{padding:22px 24px;background:linear-gradient(90deg,rgba(246,198,103,.12),rgba(255,143,90,.10));border:1px solid rgba(246,198,103,.18);border-radius:18px}
.band strong{color:#fff}
.faq details{padding:18px 20px;border-bottom:1px solid rgba(255,255,255,.06)}
.faq summary{cursor:pointer;font-weight:700}
.faq p{color:var(--muted);margin:12px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:14px;padding-top:18px}
.breadcrumb a{color:#dfe7ff}
.article{padding:32px}
.article h1{font-size:clamp(2rem,4vw,3.1rem);line-height:1.1;margin:.2rem 0 1rem}
.article h2{margin-top:2rem;font-size:1.6rem}
.article p,.article li{color:#d8e2fb}
.article .lead{font-size:1.08rem;color:#eef3ff}
.article .meta{color:var(--muted);font-size:14px;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:16px;margin-bottom:22px}
.article aside{padding:18px;border-left:4px solid var(--brand);background:rgba(255,255,255,.025);border-radius:14px}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}th,td{padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left}th{color:#fff}td{color:var(--muted)}
.footer{padding:38px 0 56px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:18px}
.footer small{display:block;margin-top:14px}
.note{font-size:14px;color:#bcd0ff}
@media (max-width: 980px){
  .hero-grid,.grid-4,.grid-3,.grid-2,.footer-grid{grid-template-columns:1fr}
  .hero-media{min-height:280px}
  .nav{align-items:flex-start;padding:14px 0}
  .menu{gap:12px}
}

.topic-actions{margin-top:auto}.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}.article-nav a{display:block;padding:18px;border:1px solid rgba(255,255,255,.08);border-radius:16px;background:rgba(255,255,255,.02)}.article-nav strong{display:block;color:#fff;margin-bottom:6px}.article-nav span{display:block;color:var(--muted);font-size:14px;line-height:1.5}.topic-hero-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}.article-tools{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 8px}.article-tools .btn{padding:10px 14px}@media (max-width: 700px){.article-nav{grid-template-columns:1fr}}


.articles-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.pager{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:22px}
.pager-status{color:var(--muted);font-weight:700}
.is-disabled{opacity:.45;pointer-events:none}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}
.related-block{margin-top:28px;padding-top:8px}
.related-block h2{margin-bottom:8px}
.inline-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.page-anchor-list{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 20px}
.page-anchor-list a{padding:8px 12px;border:1px solid rgba(255,255,255,.08);border-radius:999px;background:rgba(255,255,255,.02);color:#dfe7ff;font-size:14px}
@media (max-width: 980px){.related-grid{grid-template-columns:1fr}}


.tag-cloud,.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 4px}.chip{display:inline-flex;align-items:center;padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--text);font-size:.95rem}.taxonomy-card h3,.taxonomy-card p{margin:0 0 10px}.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 0}.mini-note{font-size:.95rem;color:var(--muted)}


.topic-actions {
  margin-top: auto;
}

.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 22px;
}

.article-nav a {
  display: block;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  background: rgba(255,255,255,.02);
}

.article-nav strong {
  display: block;
  color: #fff;
  margin-bottom: 6px;
}

.article-nav span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.articles-hero-actions,
.topic-hero-links,
.inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.article-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 8px;
}

.article-tools .btn {
  padding: 10px 14px;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.pager-status {
  color: var(--muted);
  font-weight: 700;
}

.is-disabled {
  opacity: .45;
  pointer-events: none;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.related-block {
  margin-top: 28px;
  padding-top: 8px;
}

.page-anchor-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 12px 0 20px;
}

.page-anchor-list a {
  padding: 8px 12px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 999px;
  background: rgba(255,255,255,.02);
  color: #dfe7ff;
  font-size: 14px;
}

.tag-cloud,
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.chip-row,
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0 4px;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.03);
  color: var(--text);
  font-size: .95rem;
}

.taxonomy-card h3,
.taxonomy-card p {
  margin: 0 0 10px;
}

.mini-note {
  font-size: .95rem;
  color: var(--muted);
}

.search-shell {
  padding: 28px;
}

.search-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
}

.search-summary {
  min-width: 160px;
  padding: 18px;
  border-radius: 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.08);
}

.search-summary strong {
  display: block;
  font-size: 2rem;
  color: #fff;
}

.search-summary span {
  color: var(--muted);
}

.search-controls {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
  margin-top: 20px;
}

.search-field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 700;
}

.search-field input,
.search-field select {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.09);
  background: rgba(255,255,255,.03);
  color: var(--text);
  font: inherit;
}

.search-results-wrap {
  padding-top: 22px;
}

.searchable-card[hidden] {
  display: none;
}

.author-hero-grid {
  align-items: stretch;
}

.author-card h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
}

.author-card .lead {
  color: #e6eeff;
}

@media (max-width: 980px) {
  .related-grid,
  .search-controls,
  .search-header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .article-nav {
    grid-template-columns: 1fr;
  }
}


.article-toc {
  padding: 20px;
  margin: 22px 0 24px;
}

.article-toc h2 {
  margin: 0 0 8px;
  font-size: 1.2rem;
}

.article-toc .section-intro {
  margin-bottom: 14px;
}

.article h2[id] {
  scroll-margin-top: 96px;
}


.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.recent-grid {
  align-items: stretch;
}

.recent-card {
  min-height: 100%;
}

.compact-faq details {
  padding-left: 0;
  padding-right: 0;
}

.faq-panel .section-intro {
  margin-bottom: 12px;
}

@media (max-width: 980px) {
  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }
}


.card-cover{display:block;overflow:hidden;border-radius:14px;margin:-6px -6px 2px}
.card-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover{margin:18px 0 24px;overflow:hidden;border-radius:18px;border:1px solid rgba(255,255,255,.08)}
.article-cover img{width:100%;max-height:520px;object-fit:cover}

.article figure{margin:22px 0;padding:0}
.article figure img{width:100%;height:auto;border-radius:18px;border:1px solid rgba(255,255,255,.08)}
.article figcaption{margin-top:8px;color:var(--muted);font-size:14px}


.menu-toggle{display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;width:46px;height:46px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03);color:#fff;cursor:pointer;box-shadow:0 10px 24px rgba(0,0,0,.18)}
.menu-toggle span{display:block;width:20px;height:2px;border-radius:999px;background:#fff;transition:transform .25s ease,opacity .25s ease}
.menu-links{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center}
.menu-links a{position:relative;padding:8px 0;color:var(--muted);font-size:15px;transition:color .2s ease}
.menu-links a:hover,.menu-links a:focus-visible,.menu-links a.active{color:#fff}
.menu-links a::after{content:'';position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-2));opacity:0;transform:scaleX(.5);transition:transform .2s ease,opacity .2s ease}
.menu-links a:hover::after,.menu-links a:focus-visible::after,.menu-links a.active::after{opacity:1;transform:scaleX(1)}
.menu-close{display:none}
@media (max-width: 980px){
  body.menu-open{overflow:hidden}
  .topbar{z-index:300}
  .nav{position:relative;align-items:center;min-height:72px;padding:12px 0}
  .brand{position:relative;z-index:12;max-width:calc(100% - 64px)}
  body.menu-open .brand{z-index:1}
  .brand span{font-size:1.05rem;line-height:1.1}
  .brand img{width:38px;height:38px}
  .menu-toggle{display:inline-flex;position:relative;z-index:320;flex-shrink:0}
  body.menu-open .menu-toggle{opacity:0;pointer-events:none}
  .menu{position:fixed;inset:0;display:block;padding:0;background:rgba(3,8,18,.55);backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:310}
  .menu::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,21,.35),rgba(5,10,21,.78))}
  .menu-panel{position:absolute;top:0;right:0;width:min(88vw,360px);height:100dvh;padding:20px 18px 26px;background:linear-gradient(180deg,#0c1731,#0a1327);border-left:1px solid rgba(255,255,255,.08);box-shadow:-24px 0 50px rgba(0,0,0,.35);transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;z-index:2;overflow-y:auto}
  .menu-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 4px 18px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:16px;position:sticky;top:0;background:linear-gradient(180deg,#0c1731 0%,#0c1731 82%,rgba(12,23,49,0) 100%);z-index:2}
  .menu-head strong{display:block;font-size:1.05rem;letter-spacing:.02em;color:#fff}
  .menu-close{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);color:#fff;font-size:28px;line-height:1;cursor:pointer;flex-shrink:0}
  .menu-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-content:start;overflow:visible;padding-right:2px;position:relative;z-index:2;width:100%}
  .menu-links a{display:flex;align-items:center;min-height:56px;padding:14px 12px;border-radius:14px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);color:#eef2ff;font-weight:700;font-size:15px;line-height:1.35}
  .menu-links a::after{display:none}
  .menu-links a:hover,.menu-links a:focus-visible,.menu-links a.active{background:linear-gradient(135deg,rgba(246,198,103,.18),rgba(255,143,90,.15));border-color:rgba(246,198,103,.26)}
  .menu.is-open{opacity:1;pointer-events:auto}
  .menu.is-open .menu-panel{transform:translateX(0)}
  .menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .menu-toggle.is-open span:nth-child(2){opacity:0}
  .menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media (max-width: 560px){
  .menu-panel{width:min(92vw,340px)}
  .menu-links{grid-template-columns:1fr}
  .hero-copy{padding:24px}
  .hero h1{font-size:clamp(2rem,9vw,3.1rem)}
}