:root{
  --bg:#e6edf4;
  --sidebar:#d4e0eb;
  --sidebar-w:272px;
  --ink:#1a2a3a;
  --muted:#5a7088;
  --line:#b8c9d8;
  --card:#f2f7fb;
  --card-hover:#f8fbfe;
  --amber:#c2780a;
  --amber-bright:#e09020;
  --amber-light:#f0a830;
  --amber-glow:rgba(224,144,32,.18);
  --mist:#4a7fa8;
  --mist-light:#7aa3c4;
  --max:920px;
  --shadow:0 18px 48px rgba(74,127,168,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(920px 480px at 100% 0%,rgba(74,127,168,.12),transparent 58%),
    radial-gradient(720px 400px at 0% 100%,rgba(224,144,32,.08),transparent 52%),
    var(--bg);
  line-height:1.85;
}
a{color:var(--amber-bright);text-decoration:none}
a:hover{color:var(--amber)}
img{max-width:100%;height:auto;display:block}

.layout{display:flex;min-height:100vh}
.sidebar{
  position:fixed;inset:0 auto 0 0;z-index:50;
  width:var(--sidebar-w);
  background:linear-gradient(180deg,#e0eaf2 0%,var(--sidebar) 38%,#c8d8e6 100%);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:1.35rem 1.05rem 1.15rem;
  overflow-y:auto;
  box-shadow:4px 0 24px rgba(74,127,168,.08);
}
.sidebar-brand{
  display:flex;align-items:center;gap:.72rem;
  padding:.45rem .3rem 1.15rem;
  border-bottom:1px solid var(--line);
  margin-bottom:.95rem;
}
.sidebar-brand img{
  width:48px;height:48px;border-radius:13px;
  object-fit:cover;border:2px solid rgba(224,144,32,.35);
  box-shadow:0 0 16px var(--amber-glow);
}
.sidebar-brand-text{display:flex;flex-direction:column;line-height:1.2}
.sidebar-brand-text b{font-size:1.1rem;color:var(--amber);letter-spacing:.02em}
.sidebar-brand-text span{font-size:.73rem;color:var(--muted);margin-top:.14rem}
.sidebar-domain{
  font-family:ui-monospace,monospace;font-size:.7rem;
  color:var(--mist);opacity:.95;margin-top:.48rem;
  padding:.22rem .52rem;border-radius:6px;
  background:rgba(74,127,168,.1);border:1px solid rgba(74,127,168,.22);
  display:inline-block;width:fit-content;
}
.sidebar-nav{display:flex;flex-direction:column;gap:.18rem;flex:1}
.sidebar-nav a{
  display:block;padding:.56rem .72rem;border-radius:10px;
  color:var(--ink);font-size:.91rem;
  border:1px solid transparent;transition:background .2s,border-color .2s;
}
.sidebar-nav a:hover,.sidebar-nav a.active{
  background:rgba(74,127,168,.12);
  border-color:rgba(74,127,168,.22);
  color:var(--mist);
}
.sidebar-nav a.cta{
  margin-top:.45rem;background:linear-gradient(135deg,var(--amber),var(--amber-light));
  color:#fff;font-weight:700;text-align:center;border:none;
}
.sidebar-nav a.cta:hover{filter:brightness(1.06);color:#fff}
.sidebar-foot{
  margin-top:auto;padding-top:.95rem;border-top:1px solid var(--line);
  font-size:.77rem;color:var(--muted);line-height:1.58;
}
.sidebar-overlay{
  display:none;position:fixed;inset:0;z-index:45;
  background:rgba(26,42,58,.32);backdrop-filter:blur(2px);
}

.main-wrap{
  flex:1;margin-left:var(--sidebar-w);
  min-width:0;display:flex;flex-direction:column;
}
.menu-toggle{
  display:none;position:fixed;top:.82rem;left:.82rem;z-index:60;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--card);
  cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  box-shadow:var(--shadow);
}
.menu-toggle span{width:18px;height:2px;background:var(--amber);display:block;border-radius:1px}

.content-flow{flex:1;padding:1.45rem clamp(1rem,3vw,2.15rem) 2.4rem}
.content-inner{max-width:var(--max);margin:0 auto}

.ads-slot{margin-bottom:1.15rem}
.ads-wrap{margin:0;padding:.75rem 1rem 1rem;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.ads-head{max-width:var(--max);margin:0 auto;padding:0}
.applist-title{text-align:center;color:var(--muted);font-size:.94rem;margin:0 0 .52rem}
#applist{width:100%}
#ads{display:flex!important;justify-content:center;align-items:flex-start;flex-wrap:wrap;gap:12px;margin:0;padding:0;background:transparent}
#ads>div{display:flex!important;flex-direction:column;align-items:center;width:72px!important;min-width:72px;box-sizing:border-box;flex:0 0 72px}
#ads figure{margin:0;padding:0;width:72px;display:flex;flex-direction:column;align-items:center}
#ads a{display:block;width:65px;height:65px;border-radius:16px;overflow:hidden;text-decoration:none;flex-shrink:0}
#ads img{width:65px!important;height:65px!important;max-width:65px!important;max-height:65px!important;object-fit:cover!important;border-radius:16px;display:block!important;border:0;background:var(--mist-light)}
#ads figcaption,#ads .caption{display:block;width:72px;margin-top:6px;height:auto!important;min-height:16px;font-size:11px!important;line-height:1.2;color:var(--muted);text-align:center;white-space:nowrap!important;overflow:hidden;text-overflow:ellipsis;writing-mode:horizontal-tb!important}

.hero-panel{
  background:linear-gradient(145deg,rgba(74,127,168,.1),rgba(224,144,32,.06));
  border:1px solid var(--line);border-radius:20px;
  padding:clamp(1.35rem,3vw,2.15rem);
  margin-bottom:1.75rem;position:relative;overflow:hidden;
}
.hero-panel::before{
  content:"";position:absolute;top:-38%;right:-8%;width:260px;height:260px;
  background:radial-gradient(circle,rgba(224,144,32,.14),transparent 70%);
  pointer-events:none;
}
.hero-panel h1{
  margin:0 0 .82rem;font-size:clamp(1.52rem,3.4vw,2.1rem);
  line-height:1.33;color:var(--amber);
  font-family:"Source Han Serif SC","Noto Serif SC",serif;
}
.hero-panel .lead{margin:0;color:var(--muted);font-size:1.01rem;max-width:40rem}
.hero-tags{display:flex;flex-wrap:wrap;gap:.42rem;margin-top:.95rem}
.hero-tags span{
  font-size:.77rem;padding:.26rem .62rem;border-radius:999px;
  background:rgba(74,127,168,.1);color:var(--ink);
  border:1px solid rgba(74,127,168,.18);
}
.hero-tags span.accent{
  background:rgba(224,144,32,.14);color:var(--amber);
  border-color:rgba(224,144,32,.26);
}

.section-block{margin-bottom:1.95rem}
.section-block h2{
  font-size:1.33rem;color:var(--amber);margin:0 0 .72rem;
  padding-bottom:.42rem;border-bottom:1px solid var(--line);
}
.section-block h3{font-size:1.04rem;color:var(--mist);margin:1.05rem 0 .42rem}
.section-block p{margin:0 0 .82rem;color:var(--ink)}
.section-block p.muted{color:var(--muted);font-size:.93rem}

.media-duo{display:grid;grid-template-columns:repeat(2,1fr);gap:.95rem;margin:1.05rem 0}
.media-duo figure,.gallery figure,.price-strip figure{margin:0}
.media-duo figcaption,.gallery figcaption,.price-strip figcaption{
  font-size:.81rem;color:var(--muted);margin-top:.42rem;text-align:center;
}
.media-duo img,.gallery img,.price-strip img{
  border-radius:14px;border:1px solid var(--line);
  box-shadow:0 8px 26px rgba(74,127,168,.1);
}

.pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.82rem;margin:.95rem 0}
.pillar{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:.95rem .95rem .85rem;transition:border-color .2s,background .2s;
}
.pillar:hover{background:var(--card-hover);border-color:rgba(224,144,32,.26)}
.pillar h3{margin:0 0 .38rem;font-size:.97rem;color:var(--mist)}
.pillar p{margin:0;font-size:.87rem;color:var(--muted);line-height:1.62}

.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:.82rem;margin:.95rem 0}

.price-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:.72rem;
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:1.05rem;margin:.95rem 0;
}

.outlinks{display:flex;flex-wrap:wrap;gap:.62rem;margin:1.15rem 0}
.outlinks a{
  padding:.48rem .95rem;border-radius:10px;
  background:rgba(74,127,168,.1);border:1px solid rgba(74,127,168,.24);
  font-size:.89rem;color:var(--mist);
}

.faq details{
  background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:.72rem .95rem;margin-bottom:.52rem;
}
.faq summary{cursor:pointer;font-weight:600;color:var(--amber)}
.faq p{margin:.52rem 0 0;font-size:.91rem;color:var(--muted)}

.site-footer{
  border-top:1px solid var(--line);
  padding:1.35rem clamp(1rem,3vw,2.15rem);
  background:rgba(212,224,235,.72);
}
.footer-inner{max-width:var(--max);margin:0 auto}
.footer-links{display:flex;flex-wrap:wrap;gap:.48rem 1rem;margin:.58rem 0}
.footer-links a{font-size:.87rem;color:var(--muted)}
.footer-links a:hover{color:var(--amber)}
.copyright{margin:.75rem 0 0;font-size:.79rem;color:var(--muted)}

.page-main{padding:1.45rem clamp(1rem,3vw,2.15rem) 2.4rem;margin-left:var(--sidebar-w)}
.page-main .content-inner{max-width:var(--max);margin:0 auto}
.page-hero{margin:.95rem 0 1.35rem}
.page-hero h1{margin:0 0 .48rem;font-size:1.58rem;color:var(--amber)}
.page-hero p{margin:0;color:var(--muted)}
.simple-card{
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:1.35rem 1.45rem;
}
.simple-card h2{font-size:1.13rem;color:var(--amber);margin:1.15rem 0 .48rem}
.simple-card h2:first-child{margin-top:0}
.simple-card p{margin:0 0 .72rem;color:var(--muted)}

.error-page{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:1.45rem;background:var(--bg);
}
.error-box{
  max-width:420px;text-align:center;
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:1.95rem 1.45rem;
}
.error-box h1{font-size:3rem;margin:0;color:var(--amber)}
.error-box p{color:var(--muted)}
.cta{
  display:inline-block;padding:.62rem 1.25rem;border-radius:10px;
  font-weight:700;margin-top:.48rem;
}
.cta-primary{background:linear-gradient(135deg,var(--amber),var(--amber-light));color:#fff}

@media(max-width:900px){
  .sidebar{transform:translateX(-100%);transition:transform .28s ease}
  .sidebar.open{transform:translateX(0)}
  .sidebar-overlay.show{display:block}
  .main-wrap,.page-main{margin-left:0}
  .menu-toggle{display:flex}
  .content-flow,.page-main{padding-top:3.95rem}
  .pillar-grid,.gallery{grid-template-columns:1fr}
  .media-duo{grid-template-columns:1fr}
  .price-strip{grid-template-columns:repeat(2,1fr)}
}