*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 var(--font);-webkit-font-smoothing:antialiased;overflow-wrap:anywhere}
img,svg{max-width:100%}
a{color:var(--link);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--link-h)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.3;margin:0;color:var(--ink-strong,var(--ink))}
p{margin:0 0 1em}
code{font:.9em/1.4 var(--mono);background:var(--code-bg);padding:.1em .35em;border-radius:4px}
pre{background:var(--pre-bg);color:var(--pre-ink);padding:14px 16px;border-radius:var(--radius-s);overflow:auto;font:13.5px/1.6 var(--mono);margin:0 0 1.2em}
pre code{background:none;padding:0;color:inherit}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
main,article,aside{min-width:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:.55em 1.1em;border-radius:var(--radius-btn);font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:inherit;font-size:.95rem;line-height:1.3}
.btn-aff{background:var(--cta);color:var(--cta-ink);border-color:var(--cta-line,var(--cta))}
.btn-aff:hover{background:var(--cta-h);color:var(--cta-ink)}
.btn-lg{font-size:1.05rem;padding:.75em 1.6em}
.bc-disc{font-size:.78rem;color:var(--muted)}
.crumbs{font-size:.85rem;color:var(--muted);margin:0 0 14px;display:flex;flex-wrap:wrap;gap:2px 0}
.crumbs a{color:var(--muted)}
.crumbs i{font-style:normal;margin:0 .5em;opacity:.6}
.lst{margin:0 0 1.1em;padding-left:1.35em}
.lst li{margin:.3em 0}
.note{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:var(--radius-s);margin:0 0 1.2em;background:var(--note-bg);border:1px solid var(--line);font-size:.95rem}
.note strong{flex:none;font-size:.78rem;padding:.15em .6em;border-radius:99px;background:var(--primary);color:var(--primary-ink);line-height:1.6;margin-top:.15em}
.note-warn strong{background:var(--warn);color:var(--warn-ink)}
.note-ok strong{background:var(--ok);color:var(--ok-ink)}
.note-ad strong{background:var(--muted);color:var(--bg)}
.keybox{margin:0 0 1.4em;padding:14px 16px;border-radius:var(--radius);background:var(--key-bg);border:1px solid var(--line)}
.keybox-label{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.05em;color:var(--primary);margin-bottom:4px}
.keybox p{margin:0;font-size:1.02rem}
.tbl-wrap{overflow-x:auto;margin:0 0 1.4em;border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface)}
.tbl{width:100%;border-collapse:collapse;font-size:.92rem;min-width:520px}
.tbl th,.tbl td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl thead th{background:var(--thead-bg);font-weight:800;white-space:nowrap}
.tbl tbody th{font-weight:700;white-space:nowrap}
.tbl.wide{min-width:940px}
.tbl tr:last-child th,.tbl tr:last-child td{border-bottom:0}
.faq{margin:1.8em 0 1em}
.faq h2{margin-bottom:12px}
.faq details{border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface);margin:0 0 8px;padding:0 14px}
.faq summary{cursor:pointer;font-weight:700;padding:12px 0;list-style-position:outside}
.faq details[open] summary{color:var(--primary)}
.faq details p{margin:0 0 12px;color:var(--ink)}
.steps{list-style:none;counter-reset:st;margin:0 0 1.4em;padding:0}
.steps>li{counter-increment:st;position:relative;padding:0 0 18px 54px;margin:0}
.steps>li::before{content:counter(st);position:absolute;left:0;top:0;width:38px;height:38px;border-radius:50%;background:var(--step-bg);color:var(--step-ink);display:grid;place-items:center;font-weight:800;font-family:var(--font-head)}
.steps>li:not(:last-child)::after{content:"";position:absolute;left:18px;top:42px;bottom:4px;width:2px;background:var(--line)}
.step-t{font-size:1.06rem;margin:4px 0 4px}
.step-note{font-size:.9rem;color:var(--muted)}
.linkcards{list-style:none;margin:0 0 1.4em;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.linkcards li{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);padding:12px 14px;display:flex;flex-direction:column;gap:2px}
.linkcards li>a{font-weight:800;text-decoration:none}
.linkcards li>span{font-size:.88rem;color:var(--muted)}
.chips{list-style:none;padding:0;margin:0 0 1.2em;display:flex;flex-wrap:wrap;gap:8px}
.chips li{padding:.2em .8em;border-radius:99px;background:var(--chip-bg);border:1px solid var(--line);font-size:.86rem}
.cross{margin:1.4em 0;padding:12px 14px;border-left:4px solid var(--accent);background:var(--cross-bg);border-radius:0 var(--radius-s) var(--radius-s) 0;font-size:.98rem}
.cross-lead{color:var(--muted);margin-right:.5em}
.cross a{font-weight:800}
.ctabox{margin:1.4em 0;padding:18px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center}
.ctabox-t{margin:0;font-weight:700;flex:1 1 240px}
.bc-list{display:grid;gap:16px;margin:0 0 1.6em}
.bc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.bc-head{display:flex;align-items:center;flex-wrap:wrap;gap:8px 10px;margin-bottom:6px}
.bc-name{font-size:1.2rem;margin:0}
.bc-name small{font-size:.75em;font-weight:400;color:var(--muted)}
.bc-rank{display:inline-grid;place-items:center;min-width:30px;height:30px;padding:0 6px;border-radius:8px;background:var(--rank-bg);color:var(--rank-ink);font-weight:800;font-family:var(--font-head)}
.bc-badge{font-size:.76rem;font-weight:800;padding:.1em .7em;border-radius:99px;background:var(--gold);color:var(--gold-ink)}
.bc-tag{margin:0 0 .6em;color:var(--ink)}
.bc-why{margin:0 0 .6em;font-size:.95rem;background:var(--key-bg);padding:8px 10px;border-radius:var(--radius-s)}
.bc-why b,.bc-fit b,.bc-warn b{color:var(--primary);margin-right:.5em;font-size:.82rem}
.bc-specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:6px 18px;margin:0 0 .7em}
.bc-specs div{min-width:0}
.bc-specs dt{font-size:.76rem;color:var(--muted);font-weight:700}
.bc-specs dd{margin:0;font-size:.92rem}
.bc-empty{margin:0 0 .7em;padding:8px 10px;border-radius:var(--radius-s);background:var(--note-bg);font-size:.92rem;color:var(--muted)}
.bc-fit,.bc-warn{margin:0 0 .5em;font-size:.92rem}
.bc-warn{color:var(--muted)}
.bc-foot{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin-top:10px;padding-top:10px;border-top:1px dashed var(--line)}
.bc-src{font-size:.78rem;color:var(--muted);flex:1 1 220px}
.bc.is-top{border:2px solid var(--gold);background:var(--top-bg);box-shadow:var(--top-shadow)}
.bc.is-top .bc-name{font-size:1.4rem}
.bc.is-top .btn-aff{padding:.7em 1.5em;font-size:1.05rem}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.theme-btn,.nav-btn{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:var(--radius-btn);padding:.4em .75em;cursor:pointer;font:inherit;font-size:.86rem}
.nav-btn{display:none}
.toc{list-style:none;margin:0;padding:0}
.toc a{display:block;padding:5px 10px;border-left:2px solid var(--line);color:var(--muted);text-decoration:none;font-size:.9rem}
.toc a.on,.toc a:hover{color:var(--primary);border-left-color:var(--primary)}
.foot-disc{font-size:.82rem;color:var(--muted);line-height:1.7}
@media(max-width:820px){.nav-btn{display:inline-block}.bc-head .bc-name{font-size:1.1rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

.skip:focus{position:static;width:auto;height:auto;clip:auto;background:#fff;color:#000;padding:6px;display:block}
.pill{display:inline-block;font-size:.74rem;line-height:1.6;padding:.05em .6em;border-radius:99px;border:1px solid var(--line);white-space:nowrap;font-weight:700}
.pill-ok{background:var(--ok);color:var(--ok-ink);border-color:transparent}
.pill-gap{background:transparent;color:var(--muted);border-style:dashed}
.pill-conflict{background:var(--warn);color:var(--warn-ink);border-color:transparent}
.pill-none{background:transparent;color:var(--muted);border-style:dotted}
.bc-tags{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0 0 .7em;padding:0}
.bc-tags li{font-size:.78rem;padding:.1em .65em;border:1px solid var(--line);border-radius:99px;background:var(--chip-bg);color:var(--ink)}
.bc-tags li.k{border-color:var(--primary);color:var(--primary);font-weight:700}
.bc-list>.bc:last-child:nth-child(even){grid-column:1/-1}
.bc-list>.bc:first-child:not(.is-top)~.bc:last-child:nth-child(odd){grid-column:1/-1}
.dimtable td,.dimtable th{text-align:center}
.dimtable tbody th{text-align:left}
.tbl.wide{min-width:820px}
.btn-lg{font-size:1.02rem}
.foot-disc{font-size:.82rem;line-height:1.75}
.notfound{text-align:center;padding:90px 0}

:root{--font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;--font-head:var(--font);--mono:ui-monospace,SFMono-Regular,Consolas,"Cascadia Mono",monospace;
--bg:#f2f3ff;--surface:#fff;--ink:#181a3a;--ink-strong:#0b0c26;--muted:#5d6199;--line:#d9dcf5;--primary:#5b3df5;--primary-ink:#fff;--accent:#0891b2;--link:#4527d6;--link-h:#2b148f;--focus:#0891b2;
--cta:#5b3df5;--cta-h:#4327c9;--cta-ink:#fff;--gold:#f6b91f;--gold-ink:#2b1d00;--top-bg:#fff8e0;--top-shadow:0 0 0 3px rgba(246,185,31,.3);--code-bg:#e6e8fb;--pre-bg:#0d1030;--pre-ink:#dfe3ff;--note-bg:#eef0ff;--key-bg:#e9e6ff;--thead-bg:#e2e5fb;--chip-bg:#f4f5ff;--cross-bg:#e6f6fb;--step-bg:#5b3df5;--step-ink:#fff;--rank-bg:#181a3a;--rank-ink:#7ee7f7;--ok:#5b3df5;--ok-ink:#fff;--warn:#f6b91f;--warn-ink:#2b1d00;--radius:18px;--radius-s:10px;--radius-btn:12px;--glass:rgba(255,255,255,.78);--glow:rgba(91,61,245,.25)}
[data-theme=dark]{--bg:#060814;--surface:#0e1230;--ink:#e4e8ff;--ink-strong:#fff;--muted:#8f97cf;--line:#232a5c;--primary:#22d3ee;--primary-ink:#03212a;--accent:#a78bfa;--link:#7fe3f6;--link-h:#b9f1fb;--focus:#f472b6;
--cta:#22d3ee;--cta-h:#67e8f9;--cta-ink:#03212a;--top-bg:#2a2208;--top-shadow:0 0 0 3px rgba(251,191,36,.35);--code-bg:#171d45;--pre-bg:#04061a;--pre-ink:#d5dbff;--note-bg:#121738;--key-bg:#151b45;--thead-bg:#171e4d;--chip-bg:#121738;--cross-bg:#0d2438;--step-bg:#22d3ee;--step-ink:#03212a;--rank-bg:#22d3ee;--rank-ink:#03212a;--ok:#22d3ee;--ok-ink:#03212a;--gold:#fbbf24;--glass:rgba(16,21,56,.72);--glow:rgba(34,211,238,.3)}
body{background:radial-gradient(900px 500px at 12% -10%,rgba(139,92,246,.28),transparent),radial-gradient(800px 500px at 95% 5%,rgba(34,211,238,.2),transparent),var(--bg);background-attachment:fixed}
[data-theme=light] body{background:radial-gradient(900px 500px at 12% -10%,rgba(91,61,245,.14),transparent),radial-gradient(800px 500px at 95% 5%,rgba(8,145,178,.12),transparent),var(--bg)}
body::before{content:"";position:fixed;left:-20%;right:-20%;bottom:-38%;height:70%;background:linear-gradient(rgba(34,211,238,.13) 1px,transparent 1px),linear-gradient(90deg,rgba(34,211,238,.13) 1px,transparent 1px);background-size:56px 56px;transform:perspective(500px) rotateX(64deg);transform-origin:50% 0;pointer-events:none;z-index:-1;mask-image:linear-gradient(transparent,#000 30%,#000)}
[data-theme=light] body::before{opacity:.35}
.hd{position:sticky;top:0;z-index:40;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;gap:14px;padding:10px 0}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;margin-right:auto}
.cube{width:38px;height:38px;flex:none}
.logo b{font-size:1.15rem;display:block;line-height:1.1;letter-spacing:.02em}.logo small{display:block;font:600 .62rem/1.3 var(--mono);letter-spacing:.16em;color:var(--primary)}
.site-nav{display:flex;gap:2px;flex-wrap:wrap}
.site-nav a{color:var(--muted);text-decoration:none;padding:.42em .8em;font-size:.9rem;border-radius:99px;border:1px solid transparent}
.site-nav a:hover{color:var(--ink);border-color:var(--line)}.site-nav a[aria-current]{color:var(--primary-ink);background:var(--primary);box-shadow:0 0 18px var(--glow)}
.hd .theme-btn,.hd .nav-btn{border-radius:99px;background:transparent}
.hero{padding:44px 0 24px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:center}
.tag3{display:inline-block;font:700 .72rem/1 var(--mono);letter-spacing:.16em;color:var(--primary);border:1px solid var(--primary);padding:.45em .8em;border-radius:99px;margin-bottom:14px;box-shadow:0 0 16px var(--glow)}
.hero h1{font-size:clamp(2rem,4.8vw,3.3rem);line-height:1.15;letter-spacing:-.01em}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--primary),var(--accent),#f472b6);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{max-width:34em;margin:14px 0 18px;color:var(--muted)}
.chips3{display:flex;flex-wrap:wrap;gap:8px}
.chips3 a{padding:.4em .95em;border-radius:99px;border:1px solid var(--line);background:var(--glass);text-decoration:none;color:var(--ink);font-size:.88rem;font-weight:700}
.chips3 a:hover{border-color:var(--primary);box-shadow:0 0 16px var(--glow);color:var(--primary)}
.scene{position:relative;height:370px;perspective:900px;--rx:0deg;--ry:0deg}
.net{position:absolute;inset:0;width:100%;height:100%;opacity:.9}
.net path{fill:none;stroke:var(--primary);stroke-width:1.2;stroke-dasharray:5 7;animation:dash 6s linear infinite;opacity:.55}
.net circle{fill:var(--primary);filter:drop-shadow(0 0 6px var(--primary))}
.layer{position:absolute;width:200px;padding:14px 16px;border-radius:18px;background:var(--glass);border:1px solid var(--line);box-shadow:0 24px 50px rgba(0,0,0,.35),0 0 30px var(--glow);backdrop-filter:blur(10px);transform-style:preserve-3d;transform:rotateX(calc(8deg + var(--rx))) rotateY(calc(-14deg + var(--ry))) translateZ(var(--z));animation:float 7s ease-in-out infinite}
.layer b{display:block;font-size:1.3rem;letter-spacing:.04em}.layer span{font-size:.8rem;color:var(--muted)}
.layer::before{content:"";position:absolute;left:14px;top:-1px;width:56px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--primary),var(--accent))}
.l1{left:2%;top:6%;--z:30px}.l2{left:38%;top:26%;--z:90px;animation-delay:-2s;border-color:var(--primary)}.l3{left:8%;top:52%;--z:60px;animation-delay:-4s}.l4{left:52%;top:64%;--z:20px;animation-delay:-1s}
@keyframes float{0%,100%{translate:0 0}50%{translate:0 -12px}}
@keyframes dash{to{stroke-dashoffset:-96}}
.home-body{padding:6px 0 50px}
.sec{margin:34px 0 8px}
.sec>h2{font-size:1.5rem;margin:0 0 6px;display:flex;align-items:center;gap:10px}
.sec>h2::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px var(--primary)}
.sec>p.sub{color:var(--muted);margin:0 0 14px}
.tiles3{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;perspective:1000px}
.t3{display:flex;flex-direction:column;gap:4px;padding:18px;border-radius:18px;background:var(--glass);border:1px solid var(--line);text-decoration:none;color:var(--ink);transform:perspective(800px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:transform .15s,border-color .2s,box-shadow .2s;position:relative;overflow:hidden}
.t3:hover{border-color:var(--primary);box-shadow:0 18px 40px rgba(0,0,0,.3),0 0 24px var(--glow)}
.t3 i{font:800 .7rem/1 var(--mono);letter-spacing:.16em;color:var(--primary);font-style:normal}
.t3 b{font-size:1.12rem}.t3 span{font-size:.84rem;color:var(--muted)}
.t3::after{content:"";position:absolute;right:-30px;bottom:-30px;width:90px;height:90px;border-radius:50%;background:radial-gradient(circle,var(--glow),transparent 70%)}
.bc-list--3d{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;perspective:1000px}
.bc--3d{border-radius:20px;background:var(--glass);border:1px solid var(--line);transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:transform .15s,box-shadow .2s;position:relative;backdrop-filter:blur(8px)}
.bc--3d:hover{box-shadow:0 22px 46px rgba(0,0,0,.32),0 0 28px var(--glow)}
.bc--3d::before{content:"";position:absolute;left:18px;right:18px;top:-1px;height:2px;background:linear-gradient(90deg,transparent,var(--primary),var(--accent),transparent)}
.bc--3d.is-top{grid-column:1/-1;border:1.5px solid var(--gold);box-shadow:0 0 30px rgba(251,191,36,.2)}
.bc--3d .bc-rank{border-radius:9px;font-family:var(--mono)}
.page{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:24px;padding:26px 0 56px;align-items:start}
.content{background:var(--glass);border:1px solid var(--line);border-radius:22px;padding:28px 34px;min-width:0;backdrop-filter:blur(10px);position:relative}
.content::before{content:"";position:absolute;left:28px;right:28px;top:-1px;height:2px;background:linear-gradient(90deg,transparent,var(--primary),var(--accent),transparent)}
.content h1{font-size:clamp(1.6rem,3.6vw,2.2rem);margin-bottom:8px;line-height:1.28}
.content h2{font-size:1.3rem;margin:1.8em 0 .5em;display:flex;gap:.55em;align-items:center}
.content h2::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px var(--primary);flex:none}
.content h3{font-size:1.05rem;margin:1.2em 0 .3em}
.meta{font:600 .72rem/1.4 var(--mono);color:var(--muted);letter-spacing:.08em;margin:0 0 12px}
.lede{font-size:1.05rem;color:var(--muted);margin:0 0 1em}
.keybox{border:1px solid var(--primary);border-radius:14px;box-shadow:0 0 22px var(--glow)}
.tbl-wrap{background:var(--glass);border-color:var(--line)}
.rail{position:sticky;top:78px;display:grid;gap:14px}
.rail-card{background:var(--glass);border:1px solid var(--line);border-radius:16px;padding:14px 16px;backdrop-filter:blur(8px)}
.rail-card h2{font:800 .68rem/1 var(--mono);letter-spacing:.16em;color:var(--primary);margin-bottom:10px}
.rail-card ul{list-style:none;margin:0;padding:0}.rail-card li{padding:5px 0;border-bottom:1px dashed var(--line);font-size:.9rem}.rail-card li:last-child{border:0}
.rail-card li a{text-decoration:none;color:var(--ink)}.rail-card li a:hover,.rail-card li a[aria-current]{color:var(--primary)}
.rail-card p{font-size:.84rem;color:var(--muted);margin:6px 0 10px}
.rail-top{border-color:var(--gold)}.rail-top strong{display:block;font-size:1.1rem;margin:2px 0}
.viz{position:relative;padding:22px 16px;border:1px solid var(--line);border-radius:18px;background:var(--glass);margin:0 0 1em}
.viz-row{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.vn{flex:1 1 110px;text-align:center;padding:12px 8px;border-radius:14px;border:1px solid var(--line);background:var(--chip-bg);font-size:.9rem;position:relative}
.vn b{display:block;font-size:1rem}.vn small{color:var(--muted);font-size:.74rem}
.vl{flex:0 0 46px;height:3px;background:repeating-linear-gradient(90deg,var(--primary) 0 8px,transparent 8px 14px);animation:dashx 1.2s linear infinite;border-radius:2px;opacity:.9}
.viz[data-mode=direct] .vl.px,.viz[data-mode=direct] .vn.px{opacity:.25}
.viz[data-mode=proxy] .vl.dr{opacity:.2}
.vbtns{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 12px}
.vbtns button{padding:.4em 1em;border-radius:99px;border:1px solid var(--line);background:var(--chip-bg);color:var(--ink);font:inherit;font-size:.86rem;cursor:pointer}
.vbtns button[aria-pressed=true]{background:var(--primary);color:var(--primary-ink);border-color:var(--primary);box-shadow:0 0 16px var(--glow)}
.vn.on{border-color:var(--primary);box-shadow:0 0 18px var(--glow)}
@keyframes dashx{to{background-position:14px 0}}
.ft{background:var(--glass);border-top:1px solid var(--line);padding:30px 0 22px;margin-top:8px;backdrop-filter:blur(10px)}
.ft-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:26px}
.ft h2{font:800 .7rem/1 var(--mono);letter-spacing:.16em;color:var(--primary);margin-bottom:10px}
.ft ul{list-style:none;margin:0;padding:0}.ft li{margin:5px 0;font-size:.9rem}.ft li a{color:var(--muted);text-decoration:none}.ft li a:hover{color:var(--ink)}.ft p{font-size:.86rem;color:var(--muted)}
.ft-bot{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);color:var(--muted)}
.notfound b{display:block;font:800 5.5rem/1 var(--mono);color:var(--primary);text-shadow:0 0 30px var(--glow)}
@media(max-width:1000px){.page{grid-template-columns:minmax(0,1fr)}.rail{position:static}.hero-grid{grid-template-columns:1fr}.scene{height:320px}.tiles3{grid-template-columns:repeat(2,1fr)}.ft-grid{grid-template-columns:1fr 1fr}}
@media(max-width:820px){.site-nav{display:none;width:100%;order:9}.site-nav.open{display:flex;flex-direction:column}.hd .wrap{flex-wrap:wrap}.content{padding:20px 16px}.bc-list--3d{grid-template-columns:1fr}.vl{flex-basis:24px}}
@media(max-width:560px){.tiles3,.ft-grid{grid-template-columns:1fr}.layer{width:150px;padding:10px 12px}.scene{height:290px}}
@media(prefers-reduced-motion:reduce){.layer,.net path,.vl{animation:none!important}.t3,.bc--3d{transform:none!important}}