:root{--h:265;--ah:42;--sat:60%;--lit:57%;--radius:23px;--space:1;--max:1069px;--bg:hsl(var(--h) 34% 8%);--panel:hsl(var(--h) 25% 13%);--ink:hsl(var(--h) 20% 96%);--muted:hsl(var(--h) 14% 70%);--accent:hsl(var(--ah) var(--sat) var(--lit));--line:hsl(var(--h) 20% 28%)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 system-ui,-apple-system,"Microsoft YaHei",sans-serif}body.light{--bg:hsl(var(--h) 35% 96%);--panel:white;--ink:hsl(var(--h) 35% 11%);--muted:hsl(var(--h) 12% 38%);--line:hsl(var(--h) 18% 82%)}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button{cursor:pointer}.shell{width:min(var(--max),92vw);margin:auto}.topbar{display:flex;align-items:center;gap:22px;padding:20px 0;border-bottom:1px solid var(--line);position:relative;z-index:4}.brand{font-weight:900;letter-spacing:.06em;margin-right:auto}.nav{display:flex;gap:18px;align-items:center}.nav a,.tool{color:var(--muted)}.tool{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:7px 11px}.nav-toggle{display:none;align-items:center;justify-content:center;line-height:1}.nav-backdrop{display:none;position:fixed;inset:0;background:#0008;z-index:15}.nav-backdrop.open{display:block}.hero{position:relative;display:grid;gap:clamp(28px,5vw,70px);align-items:center;padding:calc(54px * var(--space)) 0;overflow:hidden}.hero-copy{position:relative}.eyebrow,.kicker{color:var(--accent);font-weight:800;letter-spacing:.15em;text-transform:uppercase}h1{font-size:clamp(38px,5.2vw,70px);line-height:1.08;letter-spacing:-.035em;margin:14px 0 22px;overflow-wrap:anywhere}h2{line-height:1.25}.lead{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:780px}.hero-art{min-height:360px;border:1px solid var(--line);border-radius:calc(var(--radius) + 12px);background:linear-gradient(145deg,color-mix(in srgb,var(--accent) 22%,transparent),var(--panel));overflow:hidden;display:grid;place-items:center;position:relative}.hero-art img{width:100%;height:100%;object-fit:cover}.section{padding:calc(44px * var(--space)) 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}.section-head p,.muted{color:var(--muted)}.cards{display:grid;gap:18px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:calc(25px * var(--space));transition:transform .2s,border-color .2s}.card:hover{transform:translateY(-3px);border-color:var(--accent)}.card-index{font-weight:900;color:var(--accent)}.card p{color:var(--muted)}.article{width:min(760px,92vw);margin:auto;padding:56px 0}.article h1{font-size:clamp(34px,5vw,58px)}.article-figure{margin:24px 0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}.article-figure img{width:100%;display:block;object-fit:cover;max-height:420px}.article-body{font-size:18px}.article-body p{margin:1.2em 0}.crumbs{color:var(--muted);font-size:14px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0}.button{display:inline-block;background:var(--accent);color:hsl(var(--h) 40% 8%);border:0;border-radius:999px;padding:10px 17px;font-weight:800}.button.secondary{background:var(--panel);color:var(--ink);border:1px solid var(--line)}details{padding:16px 0;border-bottom:1px solid var(--line)}summary{font-weight:750;cursor:pointer}.search-layer{position:fixed;inset:0;background:#000b;z-index:20;display:none;padding:8vh 5vw}.search-layer.open{display:block}.search-box{max-width:760px;margin:auto;background:var(--panel);border:1px solid var(--line);padding:24px;border-radius:var(--radius)}.search-box input,.form input,.form textarea{width:100%;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:8px;padding:12px}.result{display:block;padding:14px 0;border-bottom:1px solid var(--line)}.form{display:grid;gap:14px;max-width:680px}.form label{display:grid;gap:5px}.hp{position:absolute;left:-9999px}footer{border-top:1px solid var(--line);padding:28px 0 40px;color:var(--muted);margin-top:50px}.hero{grid-template-columns:1fr 1fr}.cards{grid-template-columns:repeat(6,1fr)}.card{grid-column:span 2}.card:nth-child(1),.card:nth-child(5){grid-column:span 3}
.card,.hero-art{background:var(--panel);box-shadow:0 18px 50px #0003}.topbar{margin-top:16px;padding:14px 18px;border:1px solid var(--line);border-radius:999px;background:var(--panel)}
h1,h2,.brand{font-family:Inter,system-ui,"Microsoft YaHei",sans-serif}h1{font-size:clamp(36px,4.3vw,58px);line-height:1.1;letter-spacing:-.025em}
@media(max-width:800px){.nav-toggle{display:inline-flex}.nav{position:fixed;top:0;right:-100%;bottom:0;width:min(80vw,320px);flex-direction:column;align-items:flex-start;gap:22px;padding:88px 26px 26px;background:var(--panel);border-left:1px solid var(--line);transition:right .25s ease;z-index:16}.nav.open{right:0}.nav a{display:block;font-size:16px}.hero,.cards,.card{grid-template-columns:1fr!important}.card{grid-column:auto!important;transform:none!important}.hero-art{min-height:260px;position:relative}h1{font-size:clamp(32px,9vw,46px)}}

/* AI-generated per-site template layer */
body{background:#0a0a14;color:#e8e8f0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.6;margin:0;padding-top:64px}
.topbar{position:fixed;top:0;left:0;right:0;height:64px;background:rgba(10,10,20,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid #2a2a40;z-index:100;display:flex;align-items:center;padding:0 24px;gap:18px}
.brand{font-weight:900;font-size:1.1rem;letter-spacing:.02em;white-space:nowrap;background:linear-gradient(135deg,#7c3aed,#3b82f6);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{color:#a0a0b8;text-decoration:none;font-size:.875rem;padding:8px 12px;border-radius:6px;transition:color .2s,background .2s}
.nav a:hover,.nav a:focus{color:#f59e0b;background:rgba(124,58,237,.12);outline:none}
.hero{position:relative;min-height:74vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:44px 24px 52px;overflow:hidden;background:radial-gradient(ellipse at 30% 40%,rgba(124,58,237,.18),transparent 55%),radial-gradient(ellipse at 72% 62%,rgba(59,130,246,.15),transparent 55%),#0a0a14}
.hero-copy{position:relative;z-index:2;max-width:720px}
.hero-copy h1{font-size:2.5rem;font-weight:900;line-height:1.2;margin:0 0 14px;background:linear-gradient(135deg,#e8e8f0,#a0a0b8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-copy p{color:#a0a0b8;font-size:1rem;margin:0 0 22px}
.hero-art{position:absolute;inset:0;opacity:.13;z-index:1;background:repeating-linear-gradient(115deg,transparent,transparent 40px,rgba(124,58,237,.3) 40px,rgba(124,58,237,.3) 42px,transparent 42px,transparent 82px,rgba(59,130,246,.3) 82px,rgba(59,130,246,.3) 84px)}
.section{max-width:1140px;margin:0 auto;padding:52px 24px}
.section h2{font-size:1.75rem;font-weight:900;margin:0 0 26px;color:#e8e8f0;position:relative;padding-left:14px}
.section h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;background:linear-gradient(180deg,#7c3aed,#3b82f6);border-radius:2px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.card{background:#1a1a2e;border:1px solid #2a2a40;border-radius:10px;padding:18px;transition:transform .25s,border-color .25s,box-shadow .25s}
.card:hover,.card:focus-within{transform:translateY(-2px);border-color:#7c3aed;box-shadow:0 8px 26px rgba(124,58,237,.18)}
.card h3{font-size:1.2rem;font-weight:700;margin:0 0 8px;color:#e8e8f0}
.card p{color:#a0a0b8;font-size:.9rem;margin:0 0 10px;line-height:1.6}
.card .tag{display:inline-block;font-size:.72rem;color:#f59e0b;border:1px solid rgba(245,158,11,.35);border-radius:4px;padding:2px 8px}
.article{max-width:760px;margin:0 auto;padding:44px 24px 72px}
.article h1{font-size:2rem;font-weight:900;line-height:1.25;margin:0 0 12px;color:#e8e8f0}
.article-body{font-size:16px;line-height:1.78;color:#d0d0e0}
.article-body p{margin:0 0 18px}
.article-body h2{font-size:1.25rem;color:#e8e8f0;margin:30px 0 14px;font-weight:700}
.article-body blockquote{border-left:3px solid #7c3aed;padding:12px 18px;margin:18px 0;background:rgba(124,58,237,.08);color:#a0a0b8;border-radius:0 6px 6px 0}
.article-body ul{color:#d0d0e0;line-height:1.7}
.lead{font-size:1.05rem;color:#a0a0b8;line-height:1.7;border-left:3px solid #f59e0b;padding-left:14px;margin:0 0 26px}
.button{display:inline-block;padding:10px 22px;border-radius:8px;font-weight:700;font-size:.875rem;color:#fff;background:linear-gradient(135deg,#7c3aed,#3b82f6);border:none;text-decoration:none;transition:transform .2s,box-shadow .2s}
.button:hover,.button:focus{transform:translateY(-1px);box-shadow:0 6px 20px rgba(124,58,237,.4);outline:none}
footer{background:#12121f;border-top:1px solid #2a2a40;padding:36px 24px;text-align:center;color:#6b6b80;font-size:.8rem}
@media(max-width:768px){body{padding-top:54px}
.topbar{height:54px;padding:0 14px}
.brand{font-size:1rem}
.nav{gap:0;flex-wrap:wrap;justify-content:flex-end}
.nav a{padding:6px 8px;font-size:.78rem}
.hero{min-height:auto;padding:28px 14px 36px}
.hero-copy h1{font-size:1.55rem;line-height:1.25}
.hero-copy p{font-size:.875rem;margin-bottom:16px}
.hero-art{opacity:.1}
.section{padding:32px 14px}
.section h2{font-size:1.35rem;margin-bottom:18px}
.cards{grid-template-columns:1fr;gap:12px}
.card{padding:14px}
.card h3{font-size:1.05rem}
.article{padding:24px 14px 56px}
.article h1{font-size:1.4rem}
.article-body{font-size:15px;line-height:1.72}
.article-body h2{font-size:1.1rem;margin:24px 0 10px}
.lead{font-size:.95rem;padding-left:12px}
.button{padding:9px 18px;font-size:.82rem}
footer{padding:28px 16px}
}