*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0d0b14;
  --bg-card:#161222;
  --bg-card-hover:#1e1830;
  --text:#e8e4f0;
  --text-muted:#9a92ae;
  --accent:#ff6b35;
  --accent2:#e84393;
  --accent3:#7c4dff;
  --gradient:linear-gradient(135deg,#ff6b35,#e84393,#7c4dff);
  --border:#2a2440;
  --radius:12px;
  --shadow:0 4px 24px rgba(0,0,0,.4);
  --max-w:1200px;
  --header-h:64px;
}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  min-height:100vh;
}
a{color:var(--accent);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent2)}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius)}
.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}

/* Ads bar */
.ads-bar{
  position:sticky;top:var(--header-h);z-index:90;
  background:rgba(13,11,20,.97);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);padding:8px 0;
}
#ads{
  display:flex;justify-content:center;align-items:flex-start;
  flex-wrap:wrap;gap:8px;background:transparent;
  margin:0 auto;max-width:var(--max-w);padding:0 20px;
}
#ads>div{
  display:flex;flex-direction:column;align-items:center;
  width:70px;box-sizing:border-box;
}
#ads img{
  width:65px;height:65px;object-fit:cover;border-radius:18px;
  box-shadow:0 6px 18px rgba(0,0,0,.35);
  transition:transform .18s ease,box-shadow .18s ease;
  display:block;border:none;
  background:linear-gradient(135deg,#fff,#fff);
}
#ads a{display:inline-block;text-decoration:none;border-radius:15px}
#ads img:hover{transform:translateY(-4px) scale(1.04);box-shadow:0 10px 24px rgba(232,67,147,.25)}
#ads .caption{
  height:15px;font-size:11px;color:var(--text-muted);
  text-align:center;max-width:100px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap;margin-top:4px;
}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(13,11,20,.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  height:var(--header-h);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:var(--header-h);
}
.logo{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:700;color:var(--text)}
.logo img{width:36px;height:36px;border-radius:8px}
.logo span{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-desktop{display:flex;gap:28px;list-style:none}
.nav-desktop a{color:var(--text-muted);font-size:.95rem;font-weight:500}
.nav-desktop a:hover,.nav-desktop a.active{color:var(--accent)}
.menu-toggle{display:none;background:none;border:none;color:var(--text);font-size:1.5rem;cursor:pointer;padding:4px}
.nav-mobile{display:none;position:fixed;top:var(--header-h);left:0;right:0;background:var(--bg-card);border-bottom:1px solid var(--border);padding:16px 20px;z-index:99}
.nav-mobile.open{display:block}
.nav-mobile a{display:block;padding:12px 0;color:var(--text-muted);border-bottom:1px solid var(--border);font-size:1rem}
.nav-mobile a:last-child{border-bottom:none}

/* Hero */
.hero{
  padding:60px 0 40px;
  background:radial-gradient(ellipse at 30% 0%,rgba(124,77,255,.15),transparent 60%),
             radial-gradient(ellipse at 70% 0%,rgba(232,67,147,.12),transparent 50%);
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:2.2rem;line-height:1.3;margin-bottom:16px}
.hero h1 em{font-style:normal;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{color:var(--text-muted);font-size:1.05rem;margin-bottom:24px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.badge{
  display:inline-block;padding:6px 14px;
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;font-size:.85rem;color:var(--text-muted);
}
.btn{
  display:inline-block;padding:12px 28px;
  background:var(--gradient);color:#fff;
  border-radius:var(--radius);font-weight:600;font-size:.95rem;
  border:none;cursor:pointer;transition:transform .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(232,67,147,.35);color:#fff}
.hero-img{border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}

/* Sections */
section{padding:56px 0}
.section-title{font-size:1.6rem;margin-bottom:8px}
.section-subtitle{color:var(--text-muted);margin-bottom:32px;font-size:.95rem}
.section-title em{font-style:normal;color:var(--accent)}

/* Feature Grid */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:28px;
  transition:transform .2s,border-color .2s;
}
.feature-card:hover{transform:translateY(-4px);border-color:var(--accent3)}
.feature-icon{font-size:2rem;margin-bottom:12px}
.feature-card h3{font-size:1.1rem;margin-bottom:8px}
.feature-card p{color:var(--text-muted);font-size:.9rem}

/* Category Grid */
.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.category-item{
  position:relative;border-radius:var(--radius);overflow:hidden;
  aspect-ratio:9/16;background:var(--bg-card);
  border:1px solid var(--border);transition:transform .2s;
}
.category-item:hover{transform:scale(1.03)}
.category-item img{width:100%;height:100%;object-fit:cover;border-radius:0}
.category-label{
  position:absolute;bottom:0;left:0;right:0;
  padding:12px;background:linear-gradient(transparent,rgba(0,0,0,.85));
  font-size:.85rem;font-weight:600;
}

/* Content blocks */
.content-block{margin-bottom:40px}
.content-block h2{font-size:1.35rem;margin:32px 0 12px;color:var(--text)}
.content-block h3{font-size:1.15rem;margin:24px 0 10px;color:var(--accent)}
.content-block p{margin-bottom:14px;color:var(--text-muted)}
.content-block ul,.content-block ol{margin:0 0 16px 24px;color:var(--text-muted)}
.content-block li{margin-bottom:8px}
.content-block img{margin:20px auto;max-width:360px;box-shadow:var(--shadow)}

/* Two column layout */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}

/* FAQ */
.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;margin-bottom:12px}
.faq-item h3{font-size:1rem;margin-bottom:8px;color:var(--text)}
.faq-item p{color:var(--text-muted);font-size:.9rem}

/* Page header for sub pages */
.page-header{padding:48px 0 32px;border-bottom:1px solid var(--border);margin-bottom:40px}
.page-header h1{font-size:1.8rem;margin-bottom:8px}
.page-header p{color:var(--text-muted)}

/* Legal pages */
.legal-content h2{font-size:1.25rem;margin:28px 0 12px;color:var(--text)}
.legal-content h3{font-size:1.05rem;margin:20px 0 8px;color:var(--accent)}
.legal-content p,.legal-content li{color:var(--text-muted);margin-bottom:12px}
.legal-content ul,.legal-content ol{margin-left:24px;margin-bottom:16px}

/* Error pages */
.error-page{text-align:center;padding:100px 20px;min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center}
.error-page h1{font-size:5rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}
.error-page h2{font-size:1.4rem;margin-bottom:12px}
.error-page p{color:var(--text-muted);margin-bottom:28px}

/* Footer */
.site-footer{
  background:var(--bg-card);border-top:1px solid var(--border);
  padding:48px 0 24px;margin-top:60px;
}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.footer-brand p{color:var(--text-muted);font-size:.9rem;margin-top:12px}
.footer-col h4{font-size:.95rem;margin-bottom:14px;color:var(--text)}
.footer-col a{display:block;color:var(--text-muted);font-size:.88rem;padding:4px 0}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  border-top:1px solid var(--border);padding-top:20px;
  text-align:center;color:var(--text-muted);font-size:.82rem;
}

/* Breadcrumb */
.breadcrumb{padding:16px 0;font-size:.85rem;color:var(--text-muted)}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--accent)}

/* Internal links highlight */
.internal-links{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:24px;margin:32px 0;
}
.internal-links h3{font-size:1rem;margin-bottom:12px}
.internal-links a{display:inline-block;margin:4px 8px 4px 0;padding:4px 12px;background:var(--bg);border-radius:16px;font-size:.85rem;border:1px solid var(--border)}

/* Responsive */
@media(max-width:992px){
  .hero-grid,.two-col{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .category-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-desktop{display:none}
  .menu-toggle{display:block}
  .hero{padding:36px 0 24px}
  .hero h1{font-size:1.6rem}
  .feature-grid{grid-template-columns:1fr}
  .category-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  section{padding:36px 0}
  .page-header h1{font-size:1.4rem}
}