:root{--h:37;--ah:232;--sat:65%;--lit:59%;--radius:3px;--space:1;--max:1115px;--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}.shell{max-width:1120px}.hero{grid-template-columns:1.4fr .6fr}.cards{grid-template-columns:1fr 1fr}.card:nth-child(1){grid-column:1/-1}
.card,.hero-art{background:var(--panel);box-shadow:0 18px 50px #0003}.topbar{border:0}.nav a{font-size:13px;text-transform:uppercase;letter-spacing:.12em}
h1,h2,.brand{font-family:"Arial Narrow","Microsoft YaHei",system-ui,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{margin:0;background:#0E1320;color:#B8C2D6;font-family:-apple-system,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;font-size:14.5px;line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 28px;background:rgba(14,19,32,0.94);border-bottom:1px solid #2A3148;backdrop-filter:saturate(120%)}.brand{font-weight:800;letter-spacing:-0.02em;color:#F0F2F8;font-size:17px;white-space:nowrap}.brand::before{content:"";display:inline-block;width:8px;height:14px;margin-right:8px;vertical-align:-2px;background:linear-gradient(180deg,#4A7CFF,#7B5FFF)}.nav{display:flex;gap:22px;font-size:13.5px}.nav a{color:#B8C2D6;text-decoration:none;padding:8px 2px;border-bottom:2px solid transparent;transition:color .2s,border-color .2s;min-height:44px;display:inline-flex;align-items:center}.nav a:hover{color:#F0F2F8;border-bottom-color:#4A7CFF}.hero{position:relative;padding:56px 28px 44px;border-bottom:1px solid #2A3148;background:radial-gradient(120% 80% at 50% 0%,rgba(74,124,255,0.12),transparent 60%),linear-gradient(180deg,#0E1320 0%,#161C2C 100%)}.hero::after{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,#4A7CFF,#7B5FFF,transparent);opacity:.75}.hero-copy{max-width:760px;margin:0 auto;text-align:center}.hero-copy h1{font-size:30px;line-height:1.25;letter-spacing:-0.02em;color:#F0F2F8;font-weight:800;margin:0 0 14px}.hero-copy .lead{color:#B8C2D6;font-size:15px;margin:0 0 22px}.lead{color:#B8C2D6;font-size:15px;line-height:1.7}.hero-art{display:block;width:100%;max-width:960px;height:180px;margin:18px auto 0;border:1px solid #2A3148;background:radial-gradient(60% 80% at 30% 40%,rgba(123,95,255,0.28),transparent 70%),radial-gradient(50% 70% at 75% 60%,rgba(74,124,255,0.24),transparent 70%),linear-gradient(135deg,#0E1320,#1E2640);position:relative}.hero-art::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 38px,rgba(74,124,255,0.06) 38px 39px)}.section{padding:48px 28px;border-bottom:1px solid #2A3148}.section h2{font-size:22px;letter-spacing:-0.02em;color:#F0F2F8;font-weight:800;margin:0 0 24px;padding-left:12px;border-left:3px solid;border-image:linear-gradient(180deg,#4A7CFF,#7B5FFF) 1}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:1100px;margin:0 auto}.card{background:#161C2C;border:1px solid #2A3148;border-radius:4px;padding:18px 18px 20px;box-shadow:0 2px 8px rgba(0,0,0,0.15);transition:border-color .2s,transform .2s}.card:hover{border-color:#4A7CFF}.card h3{font-size:16px;color:#F0F2F8;margin:0 0 8px;font-weight:700}.card p{font-size:13.5px;color:#B8C2D6;margin:0 0 12px;line-height:1.65}.card a{color:#4A7CFF;text-decoration:none;font-size:13px;min-height:44px;display:inline-flex;align-items:center}.card a:hover{color:#7B5FFF}.article{max-width:800px;margin:0 auto;padding:40px 28px 64px}.article-body{font-size:15px;line-height:1.78;color:#B8C2D6}.article-body h3{color:#F0F2F8;font-size:19px;font-weight:700;letter-spacing:-0.01em;margin:32px 0 14px;padding-left:10px;border-left:2px solid #4A7CFF}.article-body p{margin:0 0 18px}.article-body blockquote{margin:22px 0;padding:10px 16px;border-left:3px solid #4A7CFF;background:rgba(74,124,255,0.06);color:#D6DBE8;font-size:14.5px}.article-body a{color:#7B5FFF;text-decoration:none;border-bottom:1px dashed #4A7CFF}.button{display:inline-block;min-height:44px;line-height:44px;padding:0 24px;border:1px solid #4A7CFF;color:#F0F2F8;font-size:14px;letter-spacing:0.02em;text-decoration:none;border-radius:3px;background:transparent;transition:background .2s,color .2s}.button:hover{background:linear-gradient(90deg,#4A7CFF,#7B5FFF);color:#FFFFFF}footer{padding:36px 28px 28px;background:#0B1018;border-top:1px solid #2A3148;color:#6B7488;font-size:12.5px;line-height:1.8}footer a{