:root{--h:214;--ah:354;--sat:75%;--lit:51%;--radius:25px;--space:1.25;--max:1034px;--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:1040px}.hero{grid-template-columns:1fr}.hero-copy{text-align:center;max-width:820px;margin:auto}.cards{grid-template-columns:1fr 1fr}
.card,.hero-art{background:var(--panel);box-shadow:0 18px 50px #0003}
h1,h2,.brand{font-family:"Arial Narrow","Microsoft YaHei",system-ui,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: linear-gradient(180deg, #1A1A1E 0%, #202024 100%);
  background-attachment: fixed;
  color: #F2F2F4;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', sans-serif;
  font-size: 15px;
  line-height: 1.68;
  margin: 0;
  letter-spacing: 0.1px;
}
.topbar {
  height: 56px;
  background: #1A1A1E;
  border-bottom: 1px solid #3A3A42;
  display: flex;
  align-items: center;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 0 rgba(61, 220, 132, 0.06);
}
.brand {
  font-family: 'Agency FB', 'Microsoft YaHei', sans-serif;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.5px;
  color: #F2F2F4;
  text-transform: uppercase;
  white-space: nowrap;
}
.brand::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 18px;
  background: #3DDC84;
  margin-right: 10px;
  vertical-align: -3px;
  box-shadow: 0 0 8px rgba(61, 220, 132, 0.5);
}
.nav {
  margin-left: auto;
  display: flex;
  gap: 22px;
  font-size: 14px;
}
.nav a {
  color: #B8B8BE;
  text-decoration: none;
  padding: 4px 2px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease-out, border-color 0.2s ease-out;
}
.nav a:hover {
  color: #3DDC84;
  border-bottom-color: #3DDC84;
}
.nav a.active {
  color: #F2F2F4;
  border-bottom-color: #3DDC84;
}
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 24px 36px;
  display: grid;
  grid-template-columns: 7fr 3fr;
  gap: 24px;
  border-bottom: 1px solid #3A3A42;
}
.hero-copy {
  background: #2A2A30;
  border: 1px solid #3DDC84;
  border-radius: 4px;
  padding: 0;
  overflow: hidden;
  transition: box-shadow 0.25s ease-out;
}
.hero-copy:hover {
  box-shadow: 0 0 24px rgba(61, 220, 132, 0.2);
}
.hero-copy .thumb {
  height: 200px;
  background: #16161A;
  border-bottom: 1px solid #3A3A42;
}
.hero-copy h1, .hero-copy h2 {
  font-family: 'Agency FB', 'Microsoft YaHei', sans-serif;
  font-weight: 700;
  letter-spacing: -0.8px;
  font-size: 28px;
  margin: 18px 22px 8px;
  line-height: 1.2;
}
.hero-copy p {
  color: #B8B8BE;
  margin: 0 22px 14px;
  font-size: 14.5px;
}
.hero-copy .meta {
  color: #6E6E76;
  font-size: 12.5px;
  margin: 0 22px 20px;
  border-top: 1px solid #3A3A42;
  padding-top: 10px;
}
.hero-art {
  background: #2A2A30;
  border: 1px solid #3A3A42;
  border-radius: 4px;
  padding: 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.hero-art h3 {
  font-family: 'Agency FB', 'Microsoft YaHei', sans-serif;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #3DDC84;
  margin: 0 0 4px;
  border-bottom: 1px solid #3A3A42;
  padding-bottom: 8px;
}
.hero-art .stat {
  display: flex;
  flex-direction: column;
}
.hero-art .num {
  font-family: 'Agency FB', sans-serif;
  font-size: 30px;
  font-weight: 700;
  color: #3DDC84;
  letter-spacing: -1px;
  line-height: 1;
  animation: pulse 0.8s ease-in-out infinite;
}
.hero-art .lbl {
  color: #B8B8BE;
  font-size: 12.5px;
  margin-top: 4px;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}
.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 36px 24px;
  border-bottom: 1px solid #3A3A42;
}
.section h2 {
  font-family: 'Agency FB', 'Microsoft YaHei', sans-serif;
  font-weight: 700;
  letter-spacing: -0.7px;
  font-size: 22px;
  margin: 0 0 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section h2::before {
  content: '';
  width: 4px;
  height: 20px;
  background: #3DDC84;
}
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.card {
  background: #2A2A30;
  border: 1px solid #3A3A42;
  border-radius: 4px;
  padding: 16px;
  transition: border-color 0.25s ease-out, box-shadow 0.25s ease-out, background 0.25s ease-out;
}
.card:hover {
  border-color: #3DDC84;
  background: #2F2F36;
  box-shadow: 0 0 18px rgba(61, 220, 132, 0.18);
}
.card .tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 2px;
  margin-bottom: 10px;
}
.card .tag.data { color: #3DDC84; border: 1px solid #3DDC84; }
.card .tag.classic { color: #FFB547; border: 1px solid #FFB547; }
.card .tag.star { color: #5B8DEF; border: 1px solid #5B8DEF; }
.card h3 {
  font-family: 'Agency FB', 'Microsoft YaHei', sans-serif;
  font-weight: 700;
  letter-spacing: -0.5px;
  font-size: 17px;
  margin: 6px 0 8px;
  line-height: 1.3;
}
.card p {
  color: #B8B8BE;
  font-size: 13.5px;
  margin: 0 0 10px;
}
.card .meta {
  color: #6E6E76;
  font-size: 12px;
}
.article {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}
.article h1 {
  font-family: 'Agency FB', 'Microsoft YaHei', sans-serif;
  font-weight: 700;
  letter-spacing: -1px;
  font-size: 34px;
  line-height: 1.18;
  margin: 14px 0 12px;
  text-align: center;
}
.article .breadcrumb {
  font-size: 12.5px;
  color: #6E6E76;
  text-align: center;
  margin-bottom: 10px;
}
.article .breadcrumb a {
  color: #B8B8BE;
  text-decoration: none;
}
.article .breadcrumb a:hover { color: #3DDC84; }
.article .meta-row {
  font-size: 12.5px;
  color: #6E6E76;
  text-align: center;
  border-top: 1px solid #3A3A42;
  border-bottom: 1px solid #3A3A42;
  padding: 8px 0;
  margin: 16px 0 24px;
}
.article-body {
  font-size: 16px;
  line-height: 1.72;
  color: #F2F2F4;
}
.article-body p {
  margin: 0 0 1.2em;
}
.article-body h2 {
  font-family: 'Agency FB', 'Microsoft YaHei', sans-serif;
  font-weight: 700;
  letter-spacing: -0.5px;
  font-size: 20px;
  margin: 28px 0 12px;
  border-left: 3px solid #3DDC84;
  padding-left: 12px;
}
.article-body blockquote {
  border-left: 2px solid #3DDC84;
  box-shadow: -6px 0 14px rgba(61, 220, 132, 0.12);
  padding: 10px 16px;
  margin: 18px 0;
  color: #B8B8BE;
  font-style: italic;
  background: #202024;
}
.article-body blockquote cite {
  display: block;
  font-style: normal;
  color: #6E6E76;
  font-size: 13px;
  margin-top: 8px;
}
.article-body .data-card {
  background: #2A2A30;
  border: 1px solid #3DDC84;
  border-radius: 4px;
  padding: 16px 20px;
  margin: 22px 0;
}
.article-body .data-card .nums {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.article-body .data-card .nums span {
  font-family: 'Agency FB', sans-serif;
  color: #3DDC84;
  font-size: 26px;
  font-weight: 700;
}
.article-body .data-card .src {
  font-size: 11.5px;
  color: #6E6E76;
  margin-top: 10px;
  border-top: 1px solid #3A3A42;
  padding-top: 8px;
}
.lead {
  font-size: 18px;
  line-height: 1.6;
  color: #B8B8BE;
  font-weight: 400;
  border-left: 2px solid #3DDC84;
  padding-left: 16px;
  margin: 0 0 24px;
}
.button {
  display: inline-block;
  font-family: 'Agency FB', 'Microsoft YaHei', sans-serif;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 13px;
  color: #1A1A1E;
  background: #3DDC84;
  padding: 10px 22px;
  border: 1px solid #3DDC84;
  border-radius: 3px;
  text-decoration: none;
  transition: background 0.2s ease-out, color 0.2s ease-out, box-shadow 0.2s ease-out;
}
.button:hover {
  background: transparent;
  color: #3DDC84;
  box-shadow: 0 0 16px rgba(61, 220, 132, 0.4);
}
.button.ghost {
  background: transparent;
  color: #3DDC84;
}
.button.ghost:hover {
  background: #3DDC84;
  color: #1A1A1E;
}
footer {
  border-top: 1px solid #3A3A42;
  background: #16161A;
  padding: 28px 24px;
  color: #6E6E76;
  font-size: 13px;
}
footer .inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
footer a { color: #B8B8BE; text-decoration: none; }
footer a:hover { color: #3DDC84; }
@media (max-width: 768px) {
  .topbar { padding: 0 14px; height: 50px; }
  .brand { font-size: 14px; }
  .brand::before { height: 14px; width: 4px; margin-right: 7px; }
  .nav { gap: 12px; font-size: 12px; overflow-x: auto; }
  .nav a { padding: 3px 0; white-space: nowrap; }
  .hero {
    grid-template-columns: 1fr;
    padding: 16px 14px 22px;
    gap: 14px;
  }
  .hero-copy .thumb { height: 140px; }
  .hero-copy h1, .hero-copy h2 { font-size: 21px; margin: 14px 16px 6px; }
  .hero-copy p { margin: 0 16px 10px; font-size: 13.5px; }
  .hero-copy .meta { margin: 0 16px 14px; }
  .hero-art { padding: 14px; gap: 10px; }
  .hero-art .num { font-size: 24px; }
  .section { padding: 24px 14px; }
  .section h2 { font-size: 18px; }
  .cards { grid-template-columns: 1fr; gap: 14px; }
  .article { padding: 18px 14px 40px; }
  .article h1 { font-size: 24px; }
  .article-body { font-size: 15.5px; line-height: 1.7; }
  .article-body .data-card .nums { gap: 14px; }
  .article-body .data-card .nums span { font-size: 22px; }
  .lead { font-size: 16px; padding-left: 12px; }
  footer .inner { flex-direction: column; }
}
@media (max-width: 420px) {
  .hero-copy h1, .hero-copy h2 { font-size: 18px; }
  .nav { gap: 9px; }
  .article h1 { font-size: 21px; }
}