.lz-colnav{--accent: #5b5ea6;--text: #1a1a1a;--text-muted: #666;--card: #fff;--border: #e5e5e5;--bg: #fafafa;font-family:"Noto Serif SC","Source Han Serif SC",Songti SC,STSong,SimSun,Georgia,serif;color:var(--text);background:var(--bg);min-height:100vh}html.dark .lz-colnav{--accent: #b3a7e6;--text: #e0e0e0;--text-muted: #aaa;--card: #212225;--border: #2b2c30;--bg: #1b1c1f}:where(.lz-colnav *){transition:background-color .4s ease,color .4s ease,border-color .4s ease}.lz-colnav a{color:inherit;text-decoration:none}.lz-colnav :focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}.lz-colnav .topbar{position:sticky;top:10px;z-index:50;display:flex;align-items:center;justify-content:flex-start;width:calc(100% - 32px);max-width:940px;margin:10px auto 0;padding:8px 24px;border-radius:999px;background:color-mix(in srgb,var(--bg) 62%,transparent);-webkit-backdrop-filter:blur(18px) saturate(160%);backdrop-filter:blur(18px) saturate(160%);border:1px solid color-mix(in srgb,var(--border) 75%,transparent);box-shadow:0 8px 26px #0000001a;isolation:isolate;overflow:hidden}.lz-colnav .topbar:before{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;opacity:.05;mix-blend-mode:overlay;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E")}.lz-colnav .topbar:after{content:"";position:absolute;inset:0 0 auto;height:12px;z-index:-1;border-radius:inherit;pointer-events:none;background:linear-gradient(to bottom,rgba(255,255,255,.22),transparent)}html.dark .lz-colnav .topbar{background:linear-gradient(180deg,#ffffff16,#ffffff0b);border-color:#ffffff21;box-shadow:0 10px 30px #00000080}html.dark .lz-colnav .topbar:after{height:1px;background:#ffffff24}.lz-colnav .brand{display:flex;align-items:center;gap:10px}.lz-colnav .brand-mark{width:26px;height:26px;color:var(--accent);flex-shrink:0}.lz-colnav .brand-text{display:flex;flex-direction:column;line-height:1.15}.lz-colnav .brand-cn{font-weight:600;letter-spacing:3px;font-size:1.02rem;color:var(--text)}.lz-colnav .brand-en{font-family:BrittanySignature,cursive;font-size:.82rem;color:var(--accent);opacity:.85;line-height:1}.lz-colnav .nav .topbar-welcome{font-family:BrittanySignature,cursive;font-size:1.35rem;font-weight:400;line-height:1;color:var(--accent);align-self:baseline;margin-right:0;opacity:.9;text-decoration:none}.lz-colnav .nav .topbar-welcome:hover{opacity:1}.lz-colnav .nav{display:flex;align-items:baseline;gap:28px;margin-left:auto}.lz-colnav .nav a{font-size:1.05rem;font-weight:600;color:var(--text);letter-spacing:1px;transition:color .2s}.lz-colnav .nav a:hover,.lz-colnav .nav a.is-active{color:var(--accent)}.lz-colnav .theme-toggle{position:relative;width:38px;height:38px;margin-left:20px;border-radius:50%;display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent);overflow:hidden;border:none;cursor:pointer;transition:background .3s,transform .3s}.lz-colnav .theme-toggle:hover{transform:rotate(18deg)}.lz-colnav .theme-toggle .ic{position:absolute;width:18px;height:18px;transition:opacity .35s ease,transform .5s ease}.lz-colnav .theme-toggle .ic-moon{opacity:1;transform:rotate(0) scale(1)}.lz-colnav .theme-toggle .ic-sun{opacity:0;transform:rotate(-90deg) scale(.5)}html.dark .lz-colnav .theme-toggle .ic-moon{opacity:0;transform:rotate(90deg) scale(.5)}html.dark .lz-colnav .theme-toggle .ic-sun{opacity:1;transform:rotate(0) scale(1)}.lz-colnav .page-wrap{max-width:1080px;margin:0 auto;padding:56px 24px 80px}.lz-colnav .page-head{margin-bottom:44px}.lz-colnav .page-head .kicker{font-family:Cascadia Code,Consolas,Menlo,monospace;font-size:.78rem;letter-spacing:3px;color:var(--accent);text-transform:uppercase}.lz-colnav .page-head h1{font-size:2.4rem;font-weight:600;letter-spacing:2px;margin:6px 0 8px}.lz-colnav .page-head .page-sub{color:var(--text-muted);margin:0}.lz-colnav .nav-section{margin-bottom:64px}.lz-colnav .nav-section:last-child{margin-bottom:0}.lz-colnav .ns-head{display:flex;align-items:baseline;gap:12px;margin-bottom:18px;padding-bottom:10px;border-bottom:1px solid var(--border)}.lz-colnav .ns-head .ns-en{font-family:Cascadia Code,Consolas,Menlo,monospace;font-size:.74rem;letter-spacing:2px;color:var(--accent);text-transform:uppercase}.lz-colnav .ns-head .ns-cn{font-size:1.15rem;font-weight:600;letter-spacing:1px}.lz-colnav .ns-head .ns-meta{margin-left:auto;font-family:Cascadia Code,Consolas,Menlo,monospace;font-size:.72rem;color:var(--text-muted)}.lz-colnav .nav-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.lz-colnav .nav-card{display:flex;flex-direction:column;gap:8px;padding:18px 20px;border:1px solid var(--border);border-radius:10px;background:var(--card);text-decoration:none;color:inherit;transition:border-color .2s,transform .2s,box-shadow .2s}.lz-colnav .nav-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 6px 18px #5b5ea614}.lz-colnav .nav-card .nc-top{display:flex;align-items:center;justify-content:space-between}.lz-colnav .nav-card .nc-idx{font-family:Cascadia Code,Consolas,Menlo,monospace;font-size:.72rem;color:var(--text-muted);letter-spacing:1px}.lz-colnav .nav-card .nc-arrow{font-size:.9rem;color:var(--text-muted);opacity:0;transform:translate(-4px);transition:opacity .2s,transform .2s,color .2s}.lz-colnav .nav-card:hover .nc-arrow{opacity:1;transform:translate(0);color:var(--accent)}.lz-colnav .nav-card .nc-name{font-size:1.18rem;font-weight:600;letter-spacing:.5px;transition:color .2s}.lz-colnav .nav-card:hover .nc-name{color:var(--accent)}.lz-colnav .nav-card .nc-desc{font-size:.85rem;color:var(--text-muted);line-height:1.6}@media(max-width:768px){.lz-colnav .topbar{padding:7px 14px;width:calc(100% - 20px);top:8px}.lz-colnav .nav{display:none}}@media(max-width:640px){.lz-colnav .page-wrap{padding:40px 16px 64px}.lz-colnav .nav-grid{grid-template-columns:1fr}.lz-colnav .nav-section{margin-bottom:48px}}@media(prefers-reduced-motion:reduce){:where(.lz-colnav *){transition:none!important}.lz-colnav .theme-toggle .ic{transition:none!important}}