:root{--h:37;--ah:232;--sat:79%;--lit:53%;--radius:3px;--space:.82;--max:996px;--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:1380px}.hero{grid-template-columns:1fr}.hero-art{min-height:52vw;max-height:620px}.cards{grid-template-columns:repeat(3,1fr)}
.card,.hero-art{background:linear-gradient(145deg,#ffffff15,#ffffff06);backdrop-filter:blur(18px)}.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: radial-gradient(ellipse at 70% 0%, #1e1b4b 0%, #0a0e1a 55%), #0a0e1a;
  color: #e5e7eb;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
  line-height: 1.65;
  letter-spacing: 0.01em;
  min-height: 100vh;
}

.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.7rem 1.6rem;
  background: rgba(10, 14, 26, 0.72);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  border-bottom: 1px solid rgba(129, 140, 248, 0.18);
}

.brand {
  font-weight: 800; font-size: 1.18rem; letter-spacing: 0.04em;
  background: linear-gradient(120deg, #818cf8, #c4b5fd 50%, #a855f7);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav { display: flex; gap: 1.4rem; align-items: center; font-size: 0.92rem; }
.nav a {
  color: #cbd5e1; text-decoration: none; padding: 0.35rem 0;
  border-bottom: 2px solid transparent; transition: all 0.25s;
}
.nav a:hover {
  color: #a5b4fc; border-bottom-color: #a855f7;
  text-shadow: 0 0 12px rgba(129, 140, 248, 0.4);
}

.hero {
  position: relative; min-height: 92vh; padding: 8rem 1.6rem 3rem;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(circle at 75% 30%, rgba(168, 85, 247, 0.22), transparent 45%),
    radial-gradient(circle at 20% 70%, rgba(99, 102, 241, 0.18), transparent 50%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: repeating-linear-gradient(90deg, transparent 0 80px, rgba(129,140,248,0.04) 80px 81px);
}

.hero-copy { position: relative; z-index: 2; max-width: 820px; text-align: center; }
.hero-copy h1 {
  font-size: clamp(2rem, 5.5vw, 3.6rem); font-weight: 800;
  line-height: 1.2; margin: 0 0 1rem;
  background: linear-gradient(135deg, #f3f4f6 18%, #818cf8 62%, #c4b5fd);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-copy p { font-size: 1.05rem; color: #cbd5e1; margin: 0 0 1.8rem; }
.hero-copy .button + .button { margin-left: 0.8rem; }

.hero-art {
  position: absolute; inset: 0; z-index: 1; opacity: 0.55;
  background: radial-gradient(circle at 50% 55%, rgba(168,85,247,0.18), transparent 42%);
}

.section { padding: 3rem 1.6rem; max-width: 1240px; margin: 0 auto; }
.section h2 {
  font-size: 1.6rem; font-weight: 700; margin: 0 0 1.5rem;
  color: #f3f4f6; padding-left: 0.8rem;
  border-left: 3px solid; border-image: linear-gradient(#6366f1, #a855f7) 1;
}

.cards {
  display: grid; gap: 1.2rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: rgba(30, 27, 75, 0.28);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(129, 140, 248, 0.2);
  border-radius: 14px; padding: 1.3rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.55);
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.28);
}
.card h3 { font-size: 1.15rem; color: #f3f4f6; margin: 0 0 0.6rem; }
.card p { font-size: 0.92rem; color: #cbd5e1; margin: 0 0 0.6rem; line-height: 1.6; }
.card time { font-size: 0.8rem; color: #e8d5a0; display: block; }
.card strong { color: #a5b4fc; }

.article { max-width: 780px; margin: 0 auto; padding: 3rem 1.4rem 4rem; }
.article-body { font-size: 1.02rem; color: #d1d5db; line-height: 1.85; }
.article-body h2 {
  font-size: 1.4rem; color: #f3f4f6; margin: 2.2rem 0 1rem;
  padding-bottom: 0.5rem; border-bottom: 1px solid rgba(129,140,248,0.25);
}
.article-body h3 { font-size: 1.18rem; color: #e8d5a0; margin: 1.6rem 0 0.8rem; }
.article-body p { margin: 0 0 1.3rem; }
.article-body ul, .article-body ol { margin: 0 0 1.3rem 1.4rem; }
.article-body li { margin-bottom: 0.5rem; }
.article-body table {
  width: 100%; border-collapse: collapse; margin: 1.5rem 0;
  font-size: 0.92rem; overflow: hidden; border-radius: 8px;
}
.article-body th, .article-body td {
  padding: 0.65rem 0.8rem; text-align: left;
  border-bottom: 1px solid rgba(129, 140