:root{--h:37;--ah:232;--sat:53%;--lit:56%;--radius:17px;--space:1;--max:999px;--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:900px}.hero{grid-template-columns:1fr}.hero-art{min-height:200px}.cards{grid-template-columns:1fr}.card{padding-left:0;padding-right:0;border-width:0 0 1px;border-radius:0;background:transparent}
.card,.hero-art{border-color:transparent;box-shadow:0 22px 60px #0004}.topbar{margin-top:16px;padding:14px 18px;border:1px solid var(--line);border-radius:999px;background:var(--panel)}
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 */
body{
  background:radial-gradient(1200px 600px at 70% -8%,rgba(0,230,118,.10),transparent 60%),radial-gradient(900px 500px at 8% 110%,rgba(245,185,66,.07),transparent 60%),linear-gradient(180deg,#0B1210 0%,#0F1A16 100%);
  background-attachment:fixed;
  color:#D7E4DC;
  font-family:"PingFang SC","Inter","Hiragino Sans GB",system-ui,sans-serif;
  line-height:1.8;
  letter-spacing:.01em;
}
.topbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 28px;margin:12px 20px 0;
  background:rgba(15,26,22,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(0,230,118,.16);
  border-radius:14px;
  box-shadow:0 8px 30px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.04);
}
.brand{
  font-family:"DIN Pro","Roboto Condensed","Inter",sans-serif;
  font-weight:700;font-size:20px;letter-spacing:.04em;
  color:#F4F1EA;
}
.brand::before{content:"LFD";display:inline-block;margin-right:10px;padding:3px 8px;border:1px solid #00E676;border-radius:6px;color:#00E676;font-size:12px;letter-spacing:.12em;}
.nav{display:flex;align-items:center;gap:22px;flex-wrap:wrap;}
.nav a{color:#AFC4B8;text-decoration:none;font-size:14px;padding:8px 4px;border-bottom:2px solid transparent;transition:color .2s,border-color .2s;}
.nav a:hover,.nav a[aria-current="page"]{color:#00E676;border-bottom-color:#F5B942;}
.hero{display:grid;grid-template-columns:45% 55%;gap:32px;align-items:center;max-width:1240px;margin:28px auto;padding:32px 28px;min-height:72vh;}
.hero-copy{padding:18px 8px;}
.hero-copy h1{font-family:"Noto Serif SC","思源宋体",serif;font-size:clamp(28px,4.2vw,44px);line-height:1.25;color:#F4F1EA;margin:0 0 14px;}
.hero-copy h1 em{font-style:normal;color:#00E676;}
.hero-copy p.lead{font-size:16px;color:#9FB3AA;margin:0 0 24px;max-width:38ch;}
.hero-art{position:relative;border-radius:18px;overflow:hidden;border:1px solid rgba(245,185,66,.22);background:rgba(15,26,22,.5);box-shadow:0 18px 50px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.05);aspect-ratio:3/2;}
.hero-art figcaption{position:absolute;left:0;right:0;bottom:0;padding:8px 14px;font-size:12px;color:#AFC4B8;background:linear-gradient(180deg,transparent,rgba(0,0,0,.78));}
.section{max-width:1240px;margin:56px auto;padding:0 28px;}
.section h2{font-family:"Noto Serif SC",serif;font-size:clamp(22px,2.6vw,30px);color:#F4F1EA;margin:0 0 24px;padding-left:14px;border-left:4px solid #00E676;}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;}
.card{position:relative;padding:22px;border-radius:16px;background:rgba(15,26,22,.62);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.06);box-shadow:inset 0 1px 0 rgba(255,255,255,.04);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;}
.card:hover{transform:translateY(-4px);border-color:rgba(245,185,66,.55);box-shadow:0 14px 36px rgba(0,0,0,.5),0 0 0 1px rgba(245,185,66,.25);}
.card h3{font-family:"DIN Pro","Roboto Condensed","Inter",sans-serif;color:#FFD166;font-size:18px;margin:0 0 8px;letter-spacing:.02em;}
.card p{color:#9FB3AA;font-size:14px;margin:0;line-height:1.7;}
.card a{color:#D7E4DC;text-decoration:none;}
.card a:hover{color:#00E676;}
.article{max-width:760px;margin:48px auto;padding:0 24px;}
.article h1{font-family:"Noto Serif SC",serif;font-size:clamp(30px,4vw,36px);line-height:1.3;color:#F4F1EA;margin:0 0 12px;}
.article .meta{display:flex;flex-wrap:wrap;gap:14px;font-family:"DIN Pro","Roboto Condensed",sans-serif;font-size:13px;color:#8FA39A;margin:0 0 28px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.08);}
.article-body{font-size:17px;line-height:1.9;color:#CDD9D2;}
.article-body p{margin:0 0 1.2em;}
.article-body h2,.article-body h3{font-family:"Noto Serif SC",serif;color:#00E676;font-size:22px;margin:2em 0 .6em;}
.article-body h3{font-size:19px;color:#F5B942;}
.article-body a{color:#00E676;border-bottom:1px dotted rgba(0,230,118,.5);}
.article-body table{width:100%;border-collapse:collapse;margin:1.2em 0;font-family:"DIN Pro","Roboto Condensed",sans-serif;font-size:14px;}
.article-body th,.article-body td{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;}
.article-body th{color:#FFD166;}
.article-body td{color:#CDD9D2;}
.lead{font-size:18px;color:#B6C7BD;line-height:1.85;}
.button{display:inline-block;padding:12px 26px;border-radius:10px;font-family:"DIN Pro","Roboto Condensed",sans-serif;font-size:15px;letter-spacing:.04em;text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s;min-height:44px;line-height:1.4;}
.button--primary{background:#00E676;color:#0B1210;border:1px solid #00E676;box-shadow:0 8px 24px rgba(0,230,118,.25);}
.button--primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(0,230,118,.4);}
.button--ghost{background:transparent;color:#F5B942;border:1px solid rgba(245,185,66,.55);}
.button--ghost:hover{border-color:#F5B942;color:#FFD166;transform:translateY(-2px);}
footer{margin-top:72px;padding:40px 28px 28px;background:rgba(11,18,16,.92);border-top:1px solid rgba(0,230,118,.14);}
footer a{color:#9FB3AA;text-decoration:none;margin-right:18px;font-size:13px;}
footer a:hover{color:#FFD166;}
footer .disclaim{color:#7C9088;font-size:12px;line-height:1.8;margin-top:18px;}
@media(max-width:767px){
  body{font-size:16px;}
  .topbar{margin:8px;padding:10px 14px;flex-wrap:wrap;gap:8px;}
  .nav{display:none;}
  .hero{grid-template-columns:1fr;gap:18px;padding:18px 16px;min-height:auto;}
  .hero-copy{order:2;padding:8px 0;}
  .hero-art{order:1;aspect-ratio:16/10;}
  .section{padding:0 16px;margin:36px auto;}
  .cards{grid-template-columns:1fr;gap:16px;}
  .card{min-height:44px;}
  .article{padding:0 16px;}
  .article h1{font-size:26px;}
  .article-body{font-size:16px;line-height:1.85;}
  .button{width:100%;text-align:center;}
}