:root{color:#e5e7eb;background:#0a0d12;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at top left,rgba(83,146,255,.08),transparent 28rem),radial-gradient(circle at top right,rgba(180,77,255,.08),transparent 26rem),linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px),#0a0d12;background-size:auto,auto,36px 36px,36px 36px}button,input,textarea{font:inherit}.page-shell{min-height:100vh;padding:22px 24px 80px}.frame{width:min(1160px,100%);margin:0 auto}.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:4px 0 18px}.brand-lockup{display:flex;align-items:center;gap:16px}.brand-logo{height:38px;width:auto;display:block}.brand-title,.section-label{margin:0;color:#f3f4f6;font-size:18px;font-weight:600;letter-spacing:-.02em}.lang-shell{position:relative;display:inline-block}.lang-button{width:max-content;display:flex;align-items:center;justify-content:center;gap:8px;min-width:84px;min-height:34px;padding:0 12px;border:1px solid rgba(148,163,184,.24);background:#111827eb;color:#e5e7eb;font-size:14px;font-weight:600;outline:0;cursor:pointer;border-radius:2px;transition:border-color .16s ease,background .16s ease}.lang-button:hover{border-color:#7dd3fc6b;background:#141d2cf5}.lang-caret{color:#94a3b8;font-size:11px;transform:translateY(-1px) rotate(180deg)}.lang-button.is-open .lang-caret{transform:translateY(-1px) rotate(0)}.lang-menu{position:absolute;right:0;top:calc(100% + 4px);width:100%;border:1px solid rgba(148,163,184,.18);border-radius:2px;background:#111827fa;box-shadow:0 14px 32px #00000047;overflow:hidden;z-index:30}.lang-option{width:100%;padding:12px 14px;border:0;color:#e5e7eb;background:transparent;text-align:left;font-size:14px;font-weight:500;cursor:pointer;transition:background .14s ease}.lang-option:hover,.lang-option.is-active{background:#94a3b824}.hero-panel{padding:10px 0 0}.search-shell{display:flex;align-items:center;gap:14px;width:min(760px,100%);min-height:52px;padding:0 18px;border:1px solid rgba(148,163,184,.16);border-radius:999px;background:#111827e0}.search-shell input{width:100%;border:0;outline:0;color:#f8fafc;background:transparent}.search-shell input::placeholder{color:#9ca3af}.search-icon{width:16px;height:16px;display:inline-block;border:2px solid #9ca3af;border-radius:50%;position:relative}.search-icon:after{content:"";position:absolute;right:-6px;bottom:-5px;width:8px;height:2px;background:#9ca3af;transform:rotate(45deg);border-radius:999px}.top-tabs{display:flex;align-items:flex-end;gap:28px;margin-top:18px;padding-bottom:1px;border-bottom:1px solid rgba(148,163,184,.14)}.top-tab{position:relative;padding:14px 2px 12px;border:0;color:#9ca3af;background:transparent;font-size:18px;font-weight:600;letter-spacing:-.02em;cursor:pointer;transition:color .16s ease}.top-tab:hover{color:#dbe4ef}.top-tab.is-active{color:#f3f4f6}.top-tab:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;border-radius:999px;background:transparent}.top-tab.is-active:after{background:#7dd3fc}.workspace{display:grid;grid-template-columns:280px minmax(0,1fr);gap:32px;margin-top:26px}.sidebar{display:grid;gap:14px;align-self:start;position:sticky;top:16px}.sidebar-card,.content-card{border:1px solid rgba(148,163,184,.12);border-radius:2px;background:#0e121ad6;box-shadow:0 10px 28px #0000002e}.sidebar-card{padding:18px}.sidebar-intro{margin:10px 0 0;color:#c8d0dc;font-size:14px;line-height:1.65}.subnav{display:grid;gap:2px;padding-left:2px}.subnav-item{position:relative;width:100%;padding:12px 0 12px 16px;border:0;color:#a8b1bf;background:transparent;text-align:left;cursor:pointer;transition:color .16s ease,background .16s ease}.subnav-item:hover{color:#dbe4ef;background:#94a3b80d}.subnav-item:before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:2px;border-radius:999px;background:transparent}.subnav-item.is-current{color:#f8fafc}.subnav-item.is-current:before{background:#7dd3fc}.subnav-label{display:block;font-size:14px;line-height:1.45}.content-pane{display:grid;gap:16px}.content-card{padding:22px}.intro-card{padding-bottom:24px}.content-placeholder{display:grid;gap:12px;margin-top:14px}.content-placeholder span{display:block;height:12px;border-radius:999px;background:linear-gradient(90deg,#94a3b838,#94a3b814)}.content-placeholder span:nth-child(2){width:86%}.content-placeholder span:nth-child(3){width:62%}.group-placeholder{display:grid;gap:10px}.group-placeholder span{display:block;height:10px;border-radius:999px;background:linear-gradient(90deg,#94a3b838,#94a3b814)}.accordion-list{display:grid;gap:8px;margin-top:14px}.accordion-row,.group-row{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.accordion-row{padding:18px 0;border:0;border-bottom:1px solid rgba(148,163,184,.12);color:#f1f5f9;background:transparent;text-align:left}.accordion-icon{color:#94a3b8;font-size:20px;line-height:1}.content-card h3{margin:0;color:#f8fafc;font-size:20px;letter-spacing:-.03em}.support-card{display:grid;gap:18px}.support-description{margin:0;max-width:720px;color:#c8d0dc;font-size:15px;line-height:1.7}.support-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.support-block{border:1px solid rgba(148,163,184,.12);background:#080c146b;padding:16px}.support-block h4{margin:0 0 12px;color:#f8fafc;font-size:15px}.support-block ul{display:grid;gap:10px;margin:0;padding-left:18px;color:#a8b1bf;font-size:14px;line-height:1.55}.support-cta{width:fit-content;display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 16px;border:1px solid rgba(125,211,252,.44);color:#e0f2fe;background:#0ea5e924;text-decoration:none;font-size:14px;font-weight:700;transition:border-color .16s ease,background .16s ease,transform .16s ease}.support-cta:hover{border-color:#7dd3fcb8;background:#0ea5e938;transform:translateY(-1px)}.support-notice{margin:0;border-left:2px solid #7dd3fc;padding:10px 0 10px 14px;color:#d6dee9;background:#7dd3fc0f;font-size:14px;line-height:1.6}.group-placeholder{margin-top:14px}.group-placeholder span:nth-child(3){width:54%}@media (max-width: 900px){.topbar,.workspace{grid-template-columns:1fr;display:grid}.topbar{justify-content:stretch}.top-tabs{overflow-x:auto;padding-bottom:0}.sidebar{position:static}}@media (max-width: 640px){.page-shell{padding:20px 14px 48px}.brand-logo{height:30px}.brand-title{font-size:16px}}