:root{--bg:#1a1f28;--panel:#242b38;--muted:#c0cbd8;--accent:#00d4ff;--accent-2:#7c5cff;--glass:rgba(255,255,255,.08);--radius:14px;--shadow:0 6px 30px rgba(0,0,0,.35);color:#e6eef6;font-family:Inter,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#e6eef6;font-family:Inter,system-ui,sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}.wrap{max-width:1200px;margin:0 auto;padding:28px}.site-header{position:sticky;top:0;z-index:10;background:rgba(36,43,56,.96);backdrop-filter:blur(10px);border:1px solid var(--glass);border-radius:14px;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:18px;box-shadow:var(--shadow)}.brand{display:flex;align-items:center;gap:12px}.logo{width:46px;height:46px;background:linear-gradient(135deg,var(--accent),var(--accent-2));border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:800;color:#061018;font-family:'Source Code Pro',monospace}.nav{display:flex;gap:14px;align-items:center;flex-wrap:wrap}.nav a{font-weight:700;color:var(--muted)}.nav a:hover{color:var(--accent)}.cta{background:linear-gradient(90deg,var(--accent),var(--accent-2));padding:10px 14px;border-radius:12px;color:#061018!important;font-weight:800}.cta-secondary{padding:9px 13px;border:1px solid var(--glass);border-radius:12px;color:var(--accent);font-weight:800}.hero-kb,.kb-card,.article-card,.content-block{background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.02));border:1px solid var(--glass);border-radius:20px;box-shadow:var(--shadow)}.hero-kb{padding:36px;margin:26px 0}.hero-kb h1,.article-card h1{font-size:clamp(30px,5vw,52px);line-height:1.1;margin:0 0 16px;color:var(--accent)}.lead{font-size:18px;color:var(--muted);max-width:850px}.search-box{display:flex;gap:10px;margin-top:22px;flex-wrap:wrap}.search-box input{flex:1;min-width:240px;background:#111722;border:1px solid var(--glass);color:#e6eef6;border-radius:12px;padding:14px;font-size:16px}.category{margin:34px 0}.category h2{color:var(--accent);font-size:24px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}.kb-card{padding:20px}.kb-card h3{margin:0 0 8px;color:#fff}.kb-card p{color:var(--muted);margin:0 0 12px}.badge{display:inline-flex;background:rgba(0,212,255,.12);color:var(--accent);border:1px solid rgba(0,212,255,.25);padding:6px 10px;border-radius:999px;font-size:13px;font-weight:800;margin-bottom:14px}.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;margin-top:26px}.article-card{padding:34px}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:18px}.lang-alt{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 4px}.content-block{padding:24px;margin:22px 0}.content-block h2{margin-top:0;color:var(--accent);font-size:26px}.content-block p,.content-block li,.content-block td{color:#d7e2ee}.table-wrap{overflow:auto;border-radius:14px;border:1px solid var(--glass)}table{width:100%;border-collapse:collapse;min-width:650px}th,td{padding:12px;border-bottom:1px solid var(--glass);vertical-align:top}th{background:#202837;color:#fff;text-align:left}.kb-note{padding:14px 16px;border-left:4px solid var(--accent);background:rgba(0,212,255,.08);border-radius:10px;color:#dff7ff}.steps{display:grid;gap:12px}.step{display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:start}.step span{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#061018;font-weight:900;display:flex;align-items:center;justify-content:center}.step p{margin:3px 0}.faq-list details{border:1px solid var(--glass);border-radius:12px;margin:10px 0;background:rgba(36,43,56,.75)}.faq-list summary{cursor:pointer;padding:14px;font-weight:800}.faq-list details p{padding:0 14px 14px;margin:0}.toc{position:sticky;top:100px;align-self:start;background:#202735;border:1px solid var(--glass);border-radius:18px;padding:18px}.toc h3{color:var(--accent);margin-top:0}.toc a{display:block;padding:9px 0;color:var(--muted);border-bottom:1px solid rgba(255,255,255,.05)}.toc a:hover{color:var(--accent)}.source-list a{color:var(--accent);text-decoration:underline}.site-footer{margin-top:40px;padding:26px;border-top:1px solid var(--glass);color:var(--muted)}.footer-links{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px}.footer-links a{color:var(--accent);font-weight:700}@media(max-width:900px){.layout{grid-template-columns:1fr}.toc{position:static}.site-header{align-items:flex-start;flex-direction:column}.article-card{padding:22px}.wrap{padding:16px}}

.article-card{max-width:920px}.content-block ul{padding-left:22px}.content-block ol{padding-left:24px}.content-block li{margin:7px 0}.table-wrap td:first-child{font-weight:700;color:#fff}.source-list li{margin:8px 0}


/* === v14 visual fixes: stable knowledge cards, search width, and no header wrapping on desktop === */
.site-header{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  align-items:center;
  gap:18px;
}
.site-header .brand{min-width:220px;}
.nav{
  justify-content:flex-end;
  flex-wrap:nowrap;
  gap:clamp(8px,1vw,14px);
  min-width:0;
  overflow-x:auto;
  scrollbar-width:none;
}
.nav::-webkit-scrollbar{display:none;}
.nav a{white-space:nowrap;font-size:15px;line-height:1.2;}
.nav .cta{flex:0 0 auto;}
.hero-kb{width:100%;}
.search-box{width:100%;}
.search-box input{
  display:block;
  width:100%;
  max-width:none;
  appearance:none;
  -webkit-appearance:none;
}
.grid{
  width:100%;
  align-items:stretch;
}
.grid > .kb-card{
  display:flex;
  flex-direction:column;
  width:100%;
  min-width:0;
  min-height:210px;
  justify-content:flex-start;
}
.kb-card .badge{
  align-self:flex-start;
  width:auto;
  max-width:100%;
  white-space:nowrap;
  line-height:1.1;
}
.kb-card h3{font-size:20px;line-height:1.3;}
.kb-card p{line-height:1.55;}
@media(max-width:1100px){
  .site-header{grid-template-columns:1fr;align-items:stretch;}
  .site-header .brand{min-width:0;}
  .nav{justify-content:flex-start;overflow-x:auto;padding-bottom:4px;}
}
@media(max-width:640px){
  .grid{grid-template-columns:1fr;}
  .hero-kb{padding:24px;}
  .nav a{font-size:14px;}
}