:root{--h:37;--ah:232;--sat:54%;--lit:58%;--radius:10px;--space:1.25;--max:1130px;--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}.hero h1{max-width:14ch;font-size:clamp(50px,8vw,104px)}.hero-art{min-height:230px}.cards{grid-template-columns:1fr 1fr}
.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:#0D0F14;
  color:#C9D1DE;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:14px;line-height:1.6;margin:0;
  -webkit-font-smoothing:antialiased;
}
.topbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;gap:20px;
  padding:12px 28px;
  background:rgba(13,15,20,0.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.brand{
  font-weight:700;font-size:17px;letter-spacing:.5px;
  color:#F5F7FA;display:flex;align-items:center;gap:9px;
}
.brand::before{
  content:"";width:16px;height:16px;border-radius:50%;
  background:linear-gradient(135deg,#3D7EFF,#9B5CFF);
  box-shadow:0 0 12px rgba(61,126,255,.55);
}
.nav{display:flex;gap:26px;margin-left:auto;align-items:center}
.nav a{
  color:#C9D1DE;text-decoration:none;font-size:14px;
  padding:8px 0;border-bottom:2px solid transparent;
  transition:color .2s,border-color .2s;white-space:nowrap;
}
.nav a:hover{color:#F5F7FA}
.nav a.is-active{color:#F5F7FA;border-bottom-color:#3D7EFF}
.hero{
  position:relative;display:grid;
  grid-template-columns:6fr 4fr;gap:40px;
  align-items:center;min-height:72vh;
  padding:64px 32px 88px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;top:-25%;left:-8%;right:-8%;height:70%;
  background:radial-gradient(ellipse at 28% 18%,rgba(61,126,255,.28),transparent 58%),
             radial-gradient(ellipse at 72% 8%,rgba(155,92,255,.24),transparent 60%);
  filter:blur(22px);pointer-events:none;z-index:0;
}
.hero-copy{position:relative;z-index:1;max-width:620px}
.hero-copy h1{
  font-size:34px;font-weight:800;color:#F5F7FA;
  letter-spacing:-.5px;margin:0 0 16px;line-height:1.2;
}
.lead{font-size:16px;color:#8A94A6;line-height:1.7;margin:0 0 28px}
.lead strong{color:#E6C384;font-weight:600}
.hero-art{
  position:relative;z-index:1;background:#161A22;
  border:1px solid rgba(255,255,255,0.08);border-radius:12px;
  overflow:hidden;padding:20px;
}
.hero-art .thumb{
  width:100%;aspect-ratio:16/9;border-radius:8px;margin-bottom:14px;
  background:linear-gradient(135deg,rgba(61,126,255,.18),rgba(155,92,255,.18));
}
.hero-art .tag{
  display:inline-block;font-size:12px;color:#3D7EFF;
  border:1px solid rgba(61,126,255,.4);padding:2px 8px;
  border-radius:4px;margin-bottom:10px;
}
.hero-art h2{font-size:19px;color:#F5F7FA;margin:0 0 8px;line-height:1.3}
.hero-art p{color:#8A94A6;font-size:13px;line-height:1.6;margin:0 0 12px}
.hero-art .meta{color:#E6C384;font-size:12px;font-family:ui-monospace,monospace}
.button{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 24px;border-radius:8px;
  font-size:14px;font-weight:600;text-decoration:none;color:#F5F7FA;
  background:linear-gradient(135deg,#3D7EFF,#9B5CFF);
  border:1px solid transparent;transition:filter .2s,box-shadow .2s,transform .2s;
  margin-right:12px;
}
.button:hover{filter:brightness(1.16);box-shadow:0 6px 20px rgba(61,126,255,.35);transform:translateY(-1px)}
.button.ghost{background:transparent;border:1px solid rgba(155,92,255,.5);color:#C9D1DE}
.button.ghost:hover{background:rgba(155,92,255,.1)}
.section{padding:56px 32px;max-width:1200px;margin:0 auto}
.section h2{
  font-size:24px;font-weight:700;color:#F5F7FA;
  margin:0 0 24px;display:flex;align-items:center;gap:12px;
}
.section h2::before{
  content:"";width:4px;height:20px;border-radius:2px;
  background:linear-gradient(180deg,#3D7EFF,#9B5CFF);
}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
  background:#161A22;border:1px solid rgba(255,255,255,0