:root{--h:198;--ah:45;--sat:57%;--lit:63%;--radius:20px;--space:.82;--max:1134px;--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:linear-gradient(145deg,#ffffff15,#ffffff06);backdrop-filter:blur(18px)}
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: #0D0F12;
  color: #A6ADB8;
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.7;
}
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: rgba(13, 15, 18, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 100;
  box-sizing: border-box;
}
.topbar::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, #00E676 0%, #00E676 25%, #FFB300 25%, #FFB300 50%, #536DFE 50%, #536DFE 75%, #FF3D00 75%, #FF3D00 100%);
}
.brand {
  font-family: "Agency FB", "Arial Narrow", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #E8EAED;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  white-space: nowrap;
}
.brand::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 3px;
  background: #FFB300;
  margin-right: 10px;
}
.nav {
  display: flex;
  gap: 24px;
  align-items: center;
}
.nav a {
  color: #A6ADB8;
  text-decoration: none;
  font-size: 14px;
  position: relative;
  transition: color 150ms ease;
  white-space: nowrap;
}
.nav a:hover {
  color: #E8EAED;
}
.nav a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #00C8FF;
  transition: width 150ms ease;
}
.nav a:hover::after {
  width: 100%;
}
.hero {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  margin: 88px auto 24px;
  padding: 24px;
  background: #15181E;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  max-width: 1200px;
  min-height: 55vh;
  box-sizing: border-box;
}
.hero-copy {
  flex: 1 1 60%;
  padding-right: 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-copy h1 {
  font-family: "Agency FB", "Arial Narrow", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #E8EAED;
  font-size: 32px;
  line-height: 1.3;
  margin: 0 0 16px;
}
.hero-copy p {
  font-size: 16px;
  color: #A6ADB8;
  line-height: 1.6;
  margin: 0 0 12px;
}
.hero-copy .meta {
  color: #6B7280;
  font-size: 14px;
}
.hero-art {
  flex: 1 1 40%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  border-left: 3px solid #FFB300;
  padding-left: 24px;
}
.hero-art .data-point {
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  color: #FFB300;
  font-size: 24px;
  margin-bottom: 8px;
}
.hero-art .label {
  color: #6B7280;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.section {
  padding: 24px;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.card {
  background: #15181E;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 16px;
  position: relative;
  overflow: hidden;
  transition: border-color 150ms ease, background 150ms ease;
}
.card:hover {
  border-color: #00C8FF;
  background: #1D2128;
}
.card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #00E676;
}
.article {
  max-width: 720px;
  margin: 88px auto 24px;
  padding: 0 16px;
  box-sizing: border-box;
}
.article h1 {
  font-family: "Agency FB", "Arial Narrow", sans-serif;
  text-transform: uppercase;
  color: #E8EAED;
  font-size: 32px;
  line-height: 1.3;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}
.article h1::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  background: #FFB300;
  margin-top: 12px;
}
.article-body {
  color: #A6ADB8;
  font-size: 17px;
  line-height: 1.8;
}
.article-body h2 {
  font-family: "Agency FB", "Arial Narrow", sans-serif;
  text-transform: uppercase;
  color: #E8EAED;
  font-size: 22px;
  margin-top: 32px;
  letter-spacing: 0.04em;
}
.article-body p {
  margin: 0 0 16px;
}
.article-body blockquote {
  background: #15181E;
  border-left: 3px solid #536DFE;
  padding: 16px;
  margin: 16px 0;
  border-radius: 0 8px 8px 0;
  color: #E8EAED;
}
.article-body code {
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  color: #00C8FF;
}
.lead {
  font-size: 18px;
  color: #E8EAED;
  font-weight: 500;
  border-left: 3px solid #FFB300;
  padding-left: 16px;
  margin-bottom: 32px;
  line-height: 1.6;
}
.button {
  display: inline-block;
  padding: 10px 20px;
  background: transparent;
  border: 1px solid #00C8FF;
  color: #00C8FF;
  font-family: "Agency FB", "Arial Narrow", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: 4px;
  text-decoration: none;
  transition: background 150ms