:root{--h:225;--ah:8;--sat:70%;--lit:54%;--radius:27px;--space:.82;--max:1026px;--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{min-height:70vh;grid-template-columns:1fr}.hero-copy{max-width:880px;z-index:2}.hero-art{position:absolute;inset:0;z-index:0;opacity:.46}.cards{grid-template-columns:repeat(3,1fr)}
.card,.hero-art{background:linear-gradient(145deg,#ffffff15,#ffffff06);backdrop-filter:blur(18px)}.topbar{align-items:flex-start}.nav{border-left:1px solid var(--line);padding-left:20px}
h1,h2,.brand{font-family:Georgia,"Noto Serif SC","Songti SC",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 */
:root{
--bg:#0B0F1A;
--bg2:#131a2a;
--ink:#E6EAF2;
--ink-dim:#8A93A8;
--coral:#FF6B6B;
--blue:#3B82F6;
--purple:#8B5CF6;
--grad:linear-gradient(135deg,#3B82F6 0%,#8B5CF6 100%);
--glass:rgba(20,28,46,0.55);
--border:rgba(139,92,246,0.22);
}
body{
background:var(--bg);
color:var(--ink);
font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
line-height:1.62;
background-image:radial-gradient(900px 520px at 78% -8%,rgba(59,130,246,0.16),transparent 60%),radial-gradient(700px 500px at 8% 108%,rgba(139,92,246,0.12),transparent 55%);
letter-spacing:0.01em;
}
.topbar{
position:sticky;top:0;z-index:40;
display:flex;align-items:center;justify-content:space-between;gap:16px;
padding:12px 22px;
background:linear-gradient(180deg,rgba(11,15,26,0.96),rgba(11,15,26,0.74));
backdrop-filter:blur(14px);
border-bottom:1px solid var(--border);
}
.brand{
font-family:"Noto Serif SC",Georgia,"Source Han Serif SC",serif;
font-weight:900;font-size:22px;letter-spacing:0.04em;
background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
line-height:1.1;
}
.brand small{display:block;font-family:"Noto Sans SC",sans-serif;font-weight:400;font-size:11px;color:var(--coral);letter-spacing:0.18em;margin-top:3px;-webkit-text-fill-color:var(--coral);}
.nav{
display:flex;gap:4px;flex-wrap:wrap;align-items:center;
font-size:14px;
}
.nav a,.nav span{
padding:7px 12px;border-radius:8px;color:var(--ink-dim);text-decoration:none;
transition:color .2s,background .2s;white-space:nowrap;
}
.nav a:hover{color:var(--ink);background:rgba(59,130,246,0.10);}
.nav a.is-active{color:#fff;background:var(--grad);box-shadow:0 4px 14px rgba(139,92,246,0.35);}
.hero{
position:relative;
display:grid;grid-template-columns:1.15fr 1fr;gap:30px;align-items:center;
min-height:62vh;padding:42px 26px 34px;margin:0 auto;max-width:1240px;
border-bottom:1px solid var(--border);overflow:hidden;
}
.hero::before{content:"";position:absolute;inset:-40% -10% auto auto;height:120%;width:60%;background:radial-gradient(closest-side,rgba(139,92,246,0.22),transparent 70%);filter:blur(20px);pointer-events:none;}
.hero-copy{position:relative;z-index:2;}
.hero-copy .eyebrow{display:inline-block;font-size:12px;color:var(--coral);letter-spacing:0.2em;text-transform:uppercase;border:1px solid rgba(255,107,107,0.4);padding:3px 10px;border-radius:999px;margin-bottom:14px;}
.hero h1{
font-family:"Noto Serif SC",Georgia,serif;font-weight:900;
font-size:clamp(26px,4.2vw,46px);line-height:1.14;margin:6px 0 14px;
background:linear-gradient(120deg,#fff 20%,#cdd6f6 60%,#a78bfa 100%);
-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{color:var(--ink-dim);max-width:54ch;font-size:15.5px;}
.hero-art{
position:relative;height:340px;border-radius:18px;
background:linear-gradient(135deg,rgba(59,130,246,0.18),rgba(139,92,246,0.22));
border:1px solid var(--border);overflow:hidden;
box-shadow:0 18px 50px rgba(0,0,0,0.45);
}
.hero-art::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 80% at 70% 20%,rgba(255,107,107,0.12),transparent 60%),repeating-linear-gradient(90deg,transparent 0 38px,rgba(255,255,255,0.04) 38px 40px);}
.section{padding:34px 26px;max-width:1240px;margin:0 auto;border-bottom:1px solid var(--border);}
.section h2{font-family:"Noto Serif SC",Georgia,serif;font-weight:800;font-size:clamp(20px,2.4vw,28px);margin:0 0 4px;}
.section .sec-sub{color:var(--coral);font-size:12.5px;letter-spacing:0.14em;margin-bottom:20px;}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.card{
position:relative;padding:20px 18px;border-radius:14px;
background:var(--glass);backdrop-filter:blur(12px);
border:1px solid var(--border);text-decoration:none;color:var(--ink);
transition:transform .22s,box-shadow .22s,border-color .22s;overflow:hidden;
}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;background:var(--grad);opacity:.8;}
.card:hover{transform:translateY(-4px);border-color:rgba(139,92,246,0.55);box-shadow:0 14px 34px rgba(59,130,246,0.22);}
.card h3{font-family:"Noto Serif SC",Georgia,serif;font-weight:700;font-size:17px;line-height:1.3;margin:0 0 8px;color:#fff;}
.card .meta{font-size:12px;color:var(--coral);letter-spacing:0.06em;margin-bottom:10px;}
.card p{font-size:13.5px;color:var(--ink-dim);line-height:1.55;margin:0;}
.card .tag{display:inline-block;margin-top:12px;font-size:11px;color:#cdd6f6;border:1px solid var(--border);padding:2px 8px;border-radius:6px;}
.article{max-width:820px;margin:0 auto;padding:28px 26px 50px;}
.article .crumb{font-size:12.5px;color:var(--ink-dim);margin-bottom:14px;}
.article .crumb a{color:var(--coral);text-decoration:none;}
.article h1{font-family:"Noto Serif SC",Georgia,serif;font-weight:900;font-size:clamp(24px,3.6vw,38px);line-height:1.18;margin:4px 0 12px;color:#fff;}
.article .meta{color:var(--coral);font-size:13px;letter-spacing:0.04em;margin-bottom:22px;border-bottom:1px solid var(--border);padding-bottom:14px;}
.article-body{font-size:16px;line-height:1.78;color:#D7DCE8;}
.article-body h2{font-family:"Noto Serif SC",serif;font-weight:800;color:#fff;font-size:21px;margin:28px 0 10px;padding-left:12px;border-left:3px solid var(--purple);}
.article-body p{margin:0 0 16px;}
.article-body strong{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700;}
.lead{font-size:18px;line-height:1.7;color:#fff;background:linear-gradient(180deg,rgba(59,130,246,0.08),transparent);border-left:3px solid var(--blue);padding:12px 16px;border-radius:0 10px 10px 0;margin-bottom:22px;}
.button{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:10px;font-size:14px;font-weight:600;color:#fff;background:var(--grad);text-decoration:none;box-shadow:0 8px 22px rgba(139,92,246,0.35);border:1px solid rgba(255,255,255,0.08);transition:transform .2s,box-shadow .2s;}
.button:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(59,130,246,0.45);}
.button.ghost{background:transparent;color:#cdd6f6;border:1px solid var(--border);box-shadow:none;}
footer{padding:30px 26px;color:var(--ink-dim);font-size:12.5px;border-top:1px solid var(--border);background:linear-gradient(180deg,transparent,rgba(19,26,42,0.6));}
footer a{color:var(--coral);text-decoration:none;margin-right:14px;}
footer .copy{margin-top:12px;color:#5b6party;color:#5d6781;}
@media (max-width:860px){
.topbar{flex-wrap:wrap;padding:10px 14px;}
.nav{order:3;width:100%;justify-content:flex-start;overflow-x:auto;padding-bottom:2px;}
.nav a,.nav span{padding:6px 9px;font-size:13px;}
.hero{grid-template-columns:1fr;min-height:auto;padding:24px 16px 22px;gap:18px;}
.hero-art{height:170px;order:-1;}
.hero h1{font-size:26px;}
.section{padding:24px 16px;}
.cards{grid-template-columns:1fr;}
.article{padding:18px 16px 36px;}
.article-body{font-size:15.5px;line-height:1.72;}
.lead{font-size:16px;}
footer{padding:22px 16px;}
}