:root{--h:37;--ah:232;--sat:58%;--lit:57%;--radius:11px;--space:1;--max:1002px;--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:.9fr 1.1fr}.cards{grid-template-columns:1fr}.card{display:grid;grid-template-columns:80px .6fr 1.4fr;align-items:start}.card p{margin-top:0}
.card{border-width:1px 0 0;border-radius:0;background:transparent}.hero-art{border-radius:0}.topbar{border:0}.nav a{font-size:13px;text-transform:uppercase;letter-spacing:.12em}
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 {
  --bg-obsidian: #0a0e1a;
  --bg-surface: #121620;
  --orange: #ff8c00;
  --blue-purple: #6a5acd;
  --gray: #4a5568;
  --text-main: #c5c9d3;
  --text-dim: #8a8f9c;
  background: radial-gradient(circle at 15% 10%, #141826, var(--bg-obsidian) 70%);
  color: var(--text-main);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  margin: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(10, 14, 26, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(106, 90, 205, 0.25);
  padding: 0.8rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.brand {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  background: linear-gradient(90deg, var(--orange), var(--blue-purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0;
}

.nav {
  display: flex;
  gap: 1.8rem;
  align-items: center;
}
.nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.nav a:hover, .nav a:focus {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.hero {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.5rem;
  padding: 2.5rem 2rem;
  background: linear-gradient(135deg, rgba(106, 90, 205, 0.08), rgba(255, 140, 0, 0.04));
  border-bottom: 1px solid rgba(106, 90, 205, 0.15);
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 80% 50%, rgba(255, 140, 0, 0.05), transparent 60%);
  pointer-events: none;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-copy h1 {
  font-size: 2.6rem;
  line-height: 1.2;
  margin: 0 0 1rem 0;
  color: #fff;
}
.hero-copy p {
  font-size: 1.1rem;
  color: var(--text-dim);
  margin: 0 0 1.5rem 0;
}

.hero-art {
  background: rgba(18, 22, 32, 0.7);
  border: 1px solid rgba(255, 140, 0, 0.2);
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 0 25px rgba(106, 90, 205, 0.15), inset 0 0 15px rgba(0, 0, 0, 0.5);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.hero-art:hover {
  border-color: rgba(255, 140, 0, 0.6);
  box-shadow: 0 0 30px rgba(255, 140, 0, 0.2);
}

.section {
  padding: 2.5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}
.section h2 {
  color: var(--orange);
  border-left: 4px solid var(--blue-purple);
  padding-left: 0.8rem;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  background: rgba(18, 22, 32, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 1.5rem;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(106, 90, 205, 0.4);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3), 0 0 15px rgba(106, 90, 205, 0.1);
}
.card h3 {
  color: #fff;
  margin: 0 0 0.8rem 0;
  font-size: 1.2rem;
}
.card p {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin: 0 0 1rem 0;
}

.article {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1rem;
}
.article h1 {
  font-size: 2.2rem;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 0.5rem;
}
.article .meta {
  color: var(--gray);
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: #cbd0d9;
}
.article-body h2 {
  color: var(--orange);
  font-size: 1.4rem;
  margin-top: 2.5rem;
  border-bottom: 1px solid rgba(106, 90, 205, 0.3);
  padding-bottom: 0.3rem;
}
.article-body p {
  margin-bottom: 1.3rem;
}
.article-body blockquote {
  background: rgba(106, 90, 205, 0.08);
  border-left: 4px solid var(--blue-purple);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 0 4px 4px 0;
  color: #d5dae5;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}
.article-body th, .article-body td {
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.6rem 1rem;
  text-align: left;
}
.article-body th {
  background: rgba(106, 90, 205, 0.15);
  color: var(--orange);
}

.lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: #a9b0c0;
  font-weight: 500;
  margin-bottom: 2rem;
  padding-left: 1rem;
  border-left: 3px solid var(--orange);
}

.button {
  display: inline-block;
  background: linear-gradient(90deg, var(--orange), #e07b00);
  color: #0a0e1a;
  font-weight: 700;
  padding: 0.7rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  transition: box-shadow 0.3s ease, background 0.3s ease;
}
.button:hover {
  background: linear-gradient(90deg, var(--blue-purple), #5a4abd);
  color: #fff;
  box-shadow: 0 0 20px rgba(106, 90, 205, 0.5);
}

footer {
  background: var(--bg-obsidian);
  border-top: 1px solid rgba(106, 90, 205, 0.2);
  padding: 2.5rem 2rem;
  color: var(--gray);
  text-align: center;
  font-size: 0.9rem;
  margin-top: 3rem;
}
footer a {
  color: var(--text-dim);
  margin: 0 0.8rem;
  text-decoration: none;
}
footer a:hover {
  color: var(--orange);
}

@media (max-width: 768px) {
  .topbar {
    flex-wrap: wrap;
    padding: 0.6rem 1rem;
  }
  .brand {
    font-size: 1.1rem;
  }
  .nav {
    width: 100%;
    justify-content: space-between;
    gap: 0.5rem;
    margin-top: 0.5rem;
    overflow-x: auto;
  }
  .nav a {
    font-size: 0.85rem;
    white-space: nowrap;
    padding: 0.2rem 0.4rem;
  }
  
  .hero {
    grid-template-columns: 1fr;
    padding: 1.5rem 1rem;
    gap: 1rem;
  }
  .hero-copy h1 {
    font-size: 1.8rem;
  }
  .hero