*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0d0b14;--bg2:#161222;--bg3:#1e1830;
  --text:#e8e4f0;--muted:#9b93ad;--accent:#e84393;
  --accent2:#fd79a8;--purple:#6c5ce7;--gold:#fdcb6e;
  --border:rgba(255,255,255,.08);--radius:12px;--max:1160px;
  --shadow:0 8px 32px rgba(0,0,0,.45);--header-h:68px
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.75;min-height:100vh}
a{color:var(--accent2);text-decoration:none;transition:color .2s}
a:hover{color:#fff}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius)}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(13,11,20,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;max-width:var(--max);margin:0 auto}
.logo{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:700;color:#fff}
.logo img{width:40px;height:40px;border-radius:10px}
.nav-toggle{display:none;background:none;border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:8px;cursor:pointer;font-size:.9rem}
.main-nav ul{display:flex;gap:6px;list-style:none;flex-wrap:wrap}
.main-nav a{display:block;padding:8px 14px;border-radius:8px;color:var(--muted);font-size:.92rem}
.main-nav a:hover,.main-nav a.active{color:#fff;background:var(--bg3)}
.ads-bar{position:sticky;top:var(--header-h);z-index:99;background:rgba(13,11,20,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);padding:8px 12px}
.hero{padding:56px 0 48px;background:linear-gradient(160deg,#1a1030 0%,var(--bg) 60%)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(1.6rem,4vw,2.4rem);line-height:1.35;margin-bottom:16px;background:linear-gradient(90deg,#fff,var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-lead{color:var(--muted);font-size:1.05rem;margin-bottom:24px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:10px;font-weight:600;font-size:.95rem;border:none;cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--purple));color:#fff;box-shadow:0 4px 20px rgba(232,67,147,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 28px rgba(232,67,147,.5);color:#fff}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent2)}
.hero-img{border-radius:16px;box-shadow:var(--shadow);border:1px solid var(--border)}
.section{padding:56px 0}
.section-alt{background:var(--bg2)}
.section-title{font-size:1.6rem;margin-bottom:8px}
.section-desc{color:var(--muted);margin-bottom:32px;max-width:680px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:border-color .2s,transform .2s}
.feature-card:hover{border-color:rgba(232,67,147,.3);transform:translateY(-3px)}
.feature-card h3{font-size:1.05rem;margin-bottom:8px;color:#fff}
.feature-card p{color:var(--muted);font-size:.9rem}
.feature-icon{font-size:1.8rem;margin-bottom:12px}
.img-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.img-card{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.img-card figcaption{padding:12px 14px;font-size:.85rem;color:var(--muted)}
.img-card img{width:100%;aspect-ratio:9/16;object-fit:cover;object-position:top;border-radius:0}
.content-block{max-width:820px}
.content-block h2{font-size:1.35rem;margin:32px 0 12px;color:#fff}
.content-block h3{font-size:1.1rem;margin:24px 0 10px;color:var(--accent2)}
.content-block p,.content-block li{color:var(--muted);margin-bottom:14px}
.content-block ul,.content-block ol{padding-left:22px;margin-bottom:16px}
.content-block li{margin-bottom:8px}
.faq-list{display:flex;flex-direction:column;gap:16px}
.faq-item{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px}
.faq-item h3{font-size:1rem;color:#fff;margin-bottom:8px}
.faq-item p{color:var(--muted);font-size:.92rem;margin:0}
.cta-box{background:linear-gradient(135deg,#2d1b4e,var(--bg3));border:1px solid rgba(108,92,231,.3);border-radius:16px;padding:40px;text-align:center;margin:40px 0}
.cta-box h2{margin-bottom:12px}
.cta-box p{color:var(--muted);margin-bottom:24px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.breadcrumb{padding:16px 0;font-size:.85rem;color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--accent2)}
.page-header{padding:40px 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(--muted)}
.legal-content h2{font-size:1.2rem;margin:28px 0 10px;color:#fff}
.legal-content p,.legal-content li{color:var(--muted);font-size:.93rem}
.legal-content ul{padding-left:20px;margin-bottom:14px}
.error-page{min-height:70vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:40px 20px}
.error-page h1{font-size:4rem;background:linear-gradient(90deg,var(--accent),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.error-page p{color:var(--muted);margin:16px 0 28px}
.site-footer{background:var(--bg2);border-top:1px solid var(--border);padding:40px 0 24px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;margin-bottom:32px}
.footer-brand p{color:var(--muted);font-size:.88rem;margin-top:10px;max-width:320px}
.footer-col h4{font-size:.9rem;margin-bottom:12px;color:#fff}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:8px}
.footer-col a{color:var(--muted);font-size:.88rem}
.footer-bottom{border-top:1px solid var(--border);padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:.82rem;color:var(--muted)}
.toc{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;margin-bottom:32px}
.toc h3{font-size:.95rem;margin-bottom:10px;color:#fff}
.toc ol{padding-left:20px;color:var(--muted);font-size:.9rem}
.toc li{margin-bottom:4px}
@media(max-width:900px){
  .hero-grid,.two-col,.feature-grid,.img-grid,.footer-grid{grid-template-columns:1fr}
  .img-grid{grid-template-columns:repeat(2,1fr)}
  .nav-toggle{display:block}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg2);border-bottom:1px solid var(--border);padding:12px 20px}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column}
}
@media(max-width:560px){
  .img-grid{grid-template-columns:1fr}
  .hero{padding:36px 0}
  .section{padding:40px 0}
}