:root{--h:214;--ah:354;--sat:61%;--lit:52%;--radius:4px;--space:1;--max:1143px;--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:1.25fr .75fr}.cards{grid-template-columns:repeat(4,1fr)}.card:first-child,.card:last-child{grid-column:span 2}
.card,.hero-art{border-color:transparent;box-shadow:0 22px 60px #0004}.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 {
  background:
    radial-gradient(120% 80% at 12% -10%, rgba(108,92,231,.18), transparent 55%),
    radial-gradient(110% 70% at 92% 8%, rgba(255,122,24,.16), transparent 60%),
    radial-gradient(80% 60% at 50% 120%, rgba(77,107,255,.10), transparent 65%),
    linear-gradient(180deg, #0b0d12 0%, #0e1117 40%, #090b10 100%);
  background-attachment: fixed;
  color: #d7dae3;
  font-family: "PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  letter-spacing:.01em;
  min-height:100vh;
  overflow-x:hidden;
}
body::before {
  content:"";
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    repeating-linear-gradient(90deg, rgba(255,255,255,.012) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.012) 0 1px, transparent 1px 3px);
  mix-blend-mode:overlay;
}
.topbar {
  position:sticky; top:0; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px clamp(16px,4vw,56px);
  backdrop-filter:blur(14px);
  background:linear-gradient(180deg, rgba(11,13,18,.86), rgba(11,13,18,.55));
  border-bottom:1px solid rgba(108,92,231,.28);
}
.brand {
  font-weight:800; font-size:20px; letter-spacing:.18em;
  background:linear-gradient(100deg,#ffb627,#ff7a18 40%,#6c5ce7 90%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
  text-transform:uppercase;
}
.nav { display:flex; gap:26px; align-items:center; }
.nav a {
  position:relative; color:#c3c7d4; font-size:14px; font-weight:600;
  letter-spacing:.08em; padding:6px 2px; text-decoration:none;
}
.nav a::after {
  content:""; position:absolute; left:0; bottom:0; height:2px; width:0;
  background:linear-gradient(90deg,#ff7a18,#6c5ce7);
  transition:width .35s ease; box-shadow:0 0 8px rgba(108,92,231,.7);
}
.nav a:hover { color:#fff; }
.nav a:hover::after { width:100%; }
.hero {
  position:relative; z-index:1;
  display:grid; grid-template-columns:1.15fr .85fr; gap:0;
  min-height:88vh; padding:0; overflow:hidden;
  border-bottom:1px solid rgba(108,92,231,.22);
}
.hero::before {
  content:""; position:absolute; inset:0; z-index:0;
  background:
    radial-gradient(60% 50% at 30% 40%, rgba(255,122,24,.16), transparent 70%),
    radial-gradient(50% 50% at 80% 60%, rgba(108,92,231,.22), transparent 70%);
}
.hero-copy {
  position:relative; z-index:2;
  padding:clamp(60px,8vh,120px) clamp(20px,5vw,72px) 48px;
  display:flex; flex-direction:column; justify-content:center; gap:22px;
}
.hero-copy h1 {
  font-size:clamp(30px,4.4vw,56px); line-height:1.08; font-weight:800;
  letter-spacing:-.01em; margin:0; color:#f4f5fa;
}
.hero-copy h1 span {
  background:linear-gradient(92deg,#ffb627,#ff7a18 35%,#6c5ce7 85%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero-copy p { font-size:clamp(15px,1.5vw,18px); line-height:1.6; color:#aeb2c2; max-width:520px; margin:0; }
.hero-copy .button { margin-top:8px; align-self:flex-start; }
.hero-art {
  position:relative; z-index:1;
  background:
    linear-gradient(135deg, rgba(108,92,231,.32), rgba(255,122,24,.18) 60%, rgba(11,13,18,.6)),
    radial-gradient(70% 60% at 70% 30%, rgba(77,107,255,.25), transparent 70%);
  border-left:1px solid rgba(108,92,231,.3);
  overflow:hidden;
}
.hero-art::after {
  content:""; position:absolute; inset:0;
  background:
    repeating-linear-gradient(0deg, transparent 0 38px, rgba(255,255,255,.04) 38px 39px),
    repeating-linear-gradient(90deg, transparent 0 38px, rgba(255,255,255,.04) 38px 39px);
  mask:radial-gradient(60% 60% at 50% 50%, #000, transparent 75%);
}
.hero-art::before {
  content:""; position:absolute; left:-30%; top:40%; width:160%; height:2px;
  background:linear-gradient(90deg,transparent,#ffb627,#6c5ce7,transparent);
  filter:blur(.5px); opacity:.7;
  animation:scan 5.5s linear infinite;
}
@keyframes scan { 0%{transform:translateX(-20%)} 100%{transform:translateX(20%)} }
.section { position:relative; z-index:1; padding:clamp(40px,6vw,80px) clamp(16px,5vw,64px); max-width:1280px; margin:0 auto; }
.section h2 {
  font-size:clamp(20px,2.4vw,30px); font-weight:800; letter-spacing:.04em;
  margin:0 0 8px; color:#f1f2f8;
}
.section h2::after {
  content:""; display:block; width:64px; height:3px; margin-top:10px;
  background:linear-gradient(90deg,#ff7a18,#6c5ce7); border-radius:2px;
  box-shadow:0 0 10px rgba(108,92,231,.6);
}
.section .sub { color:#9095a6; font-size:14px; margin-bottom:28px; letter-spacing:.05em; }
.cards { display:grid; gap:18px; }
.cards.grid-3 { grid-template-columns:repeat(3,1fr); }
.cards.grid-2 { grid-template-columns:repeat(2,1fr); }
.card {
  position:relative; padding:22px 22px 24px;
  background:linear-gradient(160deg, rgba(20,23,31,.72), rgba(13,15,21,.6));
  border:1px solid rgba(108,92,231,.22);
  border-radius:10px;
  box-shadow:inset 0 0 24px rgba(108,92,231,.06), 0 6px 22px rgba(0,0,0,.4);
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  overflow:hidden;
}
.card::before {
  content:""; position:absolute; top:0; left:-120%; width:60%; height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,182,39,.12),rgba(108,92,231,.18),transparent);
  transform:skewX(-18deg); transition:left .6s ease;
}
.card:hover { transform:translateY(-6px); border-color:rgba(255,122,24,.55); box-shadow:0 14px 36px rgba(255,122,24,.18), inset 0 0 28px rgba(108,92,231,.12); }
.card:hover::before { left:140%; }
.card h3 { font-size:17px; font-weight:700; color:#f0f1f7; margin:0 0 8px; letter-spacing:.02em; }
.card p { font-size:14px; line-height:1.65; color:#a4a8b8; margin:0; }
.card .tag { display:inline-block; font-size:11px; letter-spacing:.12em; padding:3px 9px; border-radius:4px; background:rgba(108,92,231,.18); color:#b8bdf2; margin-bottom:12px; }
.card .meta { margin-top:14px; font-size:12px; color:#767b8c; letter-spacing:.06em; }
.article { position:relative; z-index:1; max-width:760px; margin:0 auto; padding:clamp(36px,5vw,64px) clamp(18px,4vw,32px) 80px; }
.article h1 {
  font-size:clamp(26px,3.4vw,40px); font-weight:800; line-height:1.2;
  color:#f3f4fa; margin:0 0 16px; letter-spacing:-.005em;
}
.article h1::after {
  content:""; display:block; width:80px; height:3px; margin-top:14px;
  background:linear-gradient(90deg,#ffb627,#ff7a18 40%,#6c5ce7);
  border-radius:2px; box-shadow:0 0 12px rgba(255,122,24,.5);
}
.article .meta-row { display:flex; flex-wrap:wrap; gap:14px; font-size:13px; color:#868b9d; letter-spacing:.05em; margin-bottom:30px; }
.article .meta-row span::before { content:""; display:inline-block; width:6px;height:6px;border-radius:50%; background:#ff7a18; margin-right:7px; vertical-align:middle; }
.lead {
  font-size:clamp(16px,1.8vw,19px); line-height:1.7; color:#c8ccda;
  padding:18px 22px; margin:0 0 28px;
  border-left:3px solid #ff7a18;
  background:linear-gradient(90deg, rgba(255,122,24,.08), transparent 80%);
  border-radius:0 8px 8px 0;
}
.article-body { font-size:16px; line-height:1.78; color:#b7bbc9; }
.article-body h2 { font-size:22px; font-weight:700; color:#eef0f7; margin:34px 0 14px; letter-spacing:.02em; }
.article-body h2::before { content:""; display:inline-block; width:4px; height:18px; background:linear-gradient(180deg,#ffb627,#6c5ce7); margin-right:10px; vertical-align:-3px; border-radius:2px; }
.article-body h3 { font-size:18px; font-weight:600; color:#dfe1ea; margin:24px 0 10px; }
.article-body p { margin:0 0 18px; }
.article-body strong { color:#ffb627; font-weight:700; }
.article-body code { font-family:ui-monospace,monospace; background:rgba(108,92,231,.18); color:#cdd2f4; padding:1px 7px; border-radius:4px; font-size:13px; }
.article-body blockquote { margin:22px 0; padding:14px 18px; border-left:3px solid #6c5ce7; background:rgba(108,92,231,.08); color:#c0c4d6; border-radius:0 6px 6px 0; font-size:15px; }
.button {
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 24px; font-size:14px; font-weight:700; letter-spacing:.1em;
  color:#0b0d12; text-decoration:none; border-radius:6px;
  background:linear-gradient(100deg,#ffb627,#ff7a18 55%,#6c5ce7);
  box-shadow:0 6px 22px rgba(255,122,24,.32), 0 0 0 1px rgba(255,182,39,.4) inset;
  transition:transform .25s ease, box-shadow .25s ease;
}
.button:hover { transform:translateY(-2px); box-shadow:0 12px 30px rgba(108,92,231,.4); }
.button.ghost { background:transparent; color:#c8ccda; box-shadow:inset 0 0 0 1px rgba(108,92,231,.5); }
.button.ghost:hover { color:#fff; box-shadow:inset 0 0 0 1px rgba(255,122,24,.7); }
footer {
  position:relative; z-index:1; margin-top:40px;
  padding:48px clamp(16px,5vw,64px) 28px;
  border-top:1px solid rgba(108,92,231,.25);
  background:linear-gradient(180deg, rgba(9,11,16,.4), rgba(9,11,16,.9));
  font-size:13px; color:#74798c; letter-spacing:.05em;
}
footer .ft-grid { display:flex; flex-wrap:wrap; gap:32px; justify-content:space-between; max-width:1280px; margin:0 auto 28px; }
footer a { color:#9ea3b5; text-decoration:none; }
footer a:hover { color:#ffb627; }
footer .copy { border-top:1px solid rgba(255,255,255,.06); padding-top:18px; text-align:center; }
@media (max-width:768px) {
  .topbar { padding:10px 14px; }
  .brand { font-size:15px; letter-spacing:.1em; }
  .nav { gap:14px; overflow-x:auto; -webkit-overflow-scrolling:touch; padding-bottom:4px; }
  .nav a { font-size:12px; white-space:nowrap; }
  .hero { grid-template-columns:1fr; min-height:auto; }
  .hero-copy { padding:36px 18px 28px; order:1; }
  .hero-copy h1 { font-size:26px; }
  .hero-copy p { font-size:14px; }
  .hero-art { min-height:200px; order:2; border-left:none; border-top:1px solid rgba(108,92,231,.3); }
  .section { padding:36px 16px; }
  .cards.grid-3, .cards.grid-2 { grid-template-columns:1fr; }
  .article { padding:28px 16px 48px; }
  .article h1 { font-size:23px; }
  .article-body { font-size:15px; line-height:1.72; }
  .lead { font-size:15px; padding:14px 16px; }
  .button { padding:10px 18px; font-size:13px; }
  footer { padding:32px 16px 20px; }
  footer .ft-grid { gap:18px; }
}