:root{--h:225;--ah:8;--sat:67%;--lit:50%;--radius:4px;--space:1.25;--max:1140px;--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:.72fr 1.28fr}.hero-copy{order:2}.cards{grid-template-columns:repeat(2,1fr)}.card:first-child{grid-row:span 2}
.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: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{margin:0;background:#f7f6f2;color:#14141a;font-family:'Helvetica Neue','PingFang SC','Microsoft YaHei',sans-serif;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;letter-spacing:.01em}
.topbar{position:fixed;top:0;left:0;right:0;height:64px;background:#fff;border-bottom:1px solid #e5e2d9;display:flex;align-items:center;justify-content:space-between;padding:0 40px;z-index:1000;box-sizing:border-box}
.brand{font-size:20px;font-weight:800;letter-spacing:.06em;color:#14141a;text-decoration:none;white-space:nowrap}
.brand span{color:#ff6b4a}
.nav{display:flex;gap:36px;align-items:center}
.nav a{font-size:14px;color:#3a3a42;text-decoration:none;font-weight:500;transition:color .2s;position:relative;padding:4px 0}
.nav a:hover{color:#ff6b4a}
.nav a:hover::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:2px;background:#ff6b4a}
.hero{margin-top:64px;display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;padding:56px 40px 48px;max-width:1400px;margin-left:auto;margin-right:auto;min-height:calc(100vh - 64px);border-bottom:1px solid #e5e2d9}
.hero-copy{padding-right:16px}
.hero-copy h1,.hero-copy h2{font-size:36px;font-weight:800;line-height:1.2;color:#14141a;letter-spacing:-.02em;margin:0 0 16px}
.hero-copy .tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;color:#ff6b4a;text-transform:uppercase;margin-bottom:12px}
.lead{font-size:15px;line-height:1.75;color:#3a3a42;margin:0 0 28px;max-width:520px}
.hero-art{width:100%;height:460px;background:linear-gradient(135deg,#14141a 0%,#2a2a30 60%,#3a3a42 100%);border-radius:6px;position:relative;overflow:hidden;box-shadow:0 12px 40px rgba(20,20,26,.15)}
.hero-art::before{content:'';position:absolute;top:50%;left:50%;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,#ff6b4a 0%,rgba(255,107,74,.3) 40%,transparent 70%);transform:translate(-50%,-50%);opacity:.85}
.hero-art::after{content:'';position:absolute;top:50%;left:50%;width:32px;height:32px;border-radius:50%;background:#fff;transform:translate(-50%,-50%);box-shadow:0 0 20px rgba(255,107,74,.6)}
.button{display:inline-flex;align-items:center;gap:8px;padding:13px 30px;background:#ff6b4a;color:#fff;text-decoration:none;font-size:14px;font-weight:700;border:none;border-radius:3px;cursor:pointer;transition:background .2s,transform .2s;letter-spacing:.03em}
.button:hover{background:#e8533a;transform:translateY(-1px)}
.section{padding:56px 40px;max-width:1400px;margin:0 auto}
.section-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:28px;border-bottom:2px solid #14141a;padding-bottom:12px}
.section-head h2{font-size:24px;font-weight:800;color:#14141a;letter-spacing:-.01em;margin:0}
.section-head a{font-size:13px;color:#ff6b4a;text-decoration:none;font-weight:600}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:#fff;border:1px solid #e5e2d9;border-radius:6px;padding:28px;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;flex-direction:column;text-decoration:none}
.card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(20,20,26,.08);border-color:#ff6b4a}
.card .thumb{width:100%;height:160px;background:#14141a;border-radius:4px;margin-bottom:16px;position:relative;overflow:hidden}
.card .thumb::after{content:'';position:absolute;top:50%;left:50%;width:60px;height:60px;border-radius:50%;background:radial-gradient(circle,#ff6b4a,transparent 70%);transform:translate(-50%,-50%)}
.card h3{font-size:18px;font-weight:700;color:#14141a;margin:0 0 8px;line-height:1.35}
.card p{font-size:14px;color:#3a3a42;line-height:1.6;margin:0 0 12px}
.card .meta{font-size:12px;color:#9a9aa2;margin-top:auto}
.article{display:grid;grid-template-columns:240px 1fr;gap:40px;max-width:1260px;margin:88px auto 0;padding:0 40px;box-sizing:border-box}
.article-side{position:sticky;top:88px;align-self:start}
.article-side .toc{font-size:13px;color:#3a3a42}
.article-side .toc a{display:block;padding:6px 0;color:#3a3a42;text-decoration:none;border-left:2px solid #e5e2d9;padding-left:12px}
.article-side .toc a:hover{color:#ff6b4a;border-color:#ff6b4a}
.article-body{max-width:720px}
.article-body h1{font-size:34px;font-weight:800;line-height:1.25;color:#14141a;letter-spacing:-.02em;margin:0 0 12px}
.article-body .meta-line{font-size:13px;color:#9a9aa2;margin-bottom:32px;padding-bottom:16px;border-bottom:1px solid #e5e2d9}
.article-body p{font-size:16px;line-height:1.78;color:#3a3a42;margin:0 0 1.3em}
.article-body h2{font-size:22px;font-weight:700;color:#14141a;margin:40px 0 16px;letter-spacing:-.01em}
.article-body blockquote{border-left:4px solid #ff6b4a;margin:28px 0;padding:12px 24px;background:#fff;color:#14141a;font-style:normal;font-size:15px;line-height:1.7;box-shadow:0 1px 4px rgba(20,20,26,.04)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}
.article-body th,.article-body td{padding:10px 14px;border:1px solid #e5e2d9;text-align:left}
.article-body th{background:#f7f6f2;color:#14141a;font-weight:700}
.article-body tr:hover td{background:#fff5f3}
footer{margin-top:80px;padding:48px 40px 36px;background:#fff;border-top:1px solid #e5e2d9}
footer .foot-inner{max-width:1400px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px}
footer a{color:#3a3a42;text-decoration:none;font-size:13px;margin:0 10px;transition:color .2s}
footer a:hover{color:#ff6b4a}
@media(max-width:1023px){.cards{grid-template-columns:repeat(2,1fr)}.article{grid-template-columns:1fr;gap:24px}.article-side{position:static;margin-bottom:16px}}
@media(max-width:767px){.topbar{padding:0 16px;height:56px}.nav{display:none}.hero{grid-template-columns:1fr;padding:72px 16px 32px;gap:20px;min-height:auto}.hero-art{height:220px;order:-1}.hero-copy h1,.hero-copy h2{font-size:24px}.section{padding:40px 16px}.cards{grid-template-columns:1fr;gap:20px}.article{margin-top:56px;padding:0 16px}.article-body h1{font-size:22px}.article-body p{font-size:15px}.article-body blockquote{padding:10px 16px}footer{padding:32px 16px}footer a{display:inline-block;margin:6px 8px}.button{padding:12px 24px}}