:root{
  --bg:#06101c;
  --bg2:#09182a;
  --card:#0b1726;
  --card2:#0f2035;
  --line:rgba(255,255,255,.10);
  --text:#f6f7fb;
  --muted:#9caac0;
  --gold:#f5c45a;
  --gold2:#ffdb88;
  --shadow:0 18px 60px rgba(0,0,0,.35);
  --radius:18px;
  --container:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 70% 0%, rgba(58,52,145,.16), transparent 36%),
    linear-gradient(180deg,#050b14 0%,var(--bg) 32%,#07111e 100%);
}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
button,input,select{font:inherit}
.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}

.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(5,11,20,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(14px);
}
.nav-wrap{height:72px;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:10px;min-width:max-content}
.brand img{width:40px;height:40px}
.brand strong{display:block;font-size:22px;color:var(--gold2);letter-spacing:.5px}
.brand span{display:block;font-size:11px;color:#d9e1ee}
.desktop-nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.desktop-nav a{font-size:14px;color:#dce4ef}
.desktop-nav a:hover{color:var(--gold)}
.nav-actions{display:flex;gap:10px;align-items:center}
.gold-btn,.ghost-btn{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;padding:11px 18px;font-weight:700;font-size:14px;
  transition:.2s ease;border:1px solid transparent;
}
.gold-btn{background:linear-gradient(135deg,var(--gold2),var(--gold));color:#121212;box-shadow:0 8px 24px rgba(245,196,90,.18)}
.gold-btn:hover{transform:translateY(-1px);filter:brightness(1.04)}
.ghost-btn{border-color:rgba(255,255,255,.24);color:#fff;background:rgba(255,255,255,.02)}
.ghost-btn:hover{border-color:var(--gold);color:var(--gold)}
.big{padding:14px 24px;border-radius:12px}
.small{padding:9px 14px;font-size:13px}
.menu-btn{border:0;background:transparent;color:#fff;font-size:28px}
.mobile-only{display:none}
.mobile-menu{display:none}

.hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-glow{
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 70% 45%,rgba(74,91,255,.20),transparent 27%),
    radial-gradient(circle at 75% 55%,rgba(245,196,90,.10),transparent 22%);
}
.hero-grid{
  position:relative;min-height:430px;
  display:grid;grid-template-columns:1fr 1.12fr;align-items:center;gap:40px;
}
.hero-copy{padding:55px 0}
.eyebrow{color:var(--gold);font-size:13px;font-weight:800;letter-spacing:2px;text-transform:uppercase}
.hero h1{font-size:50px;line-height:1.12;margin:14px 0 18px;max-width:640px}
.hero p{font-size:18px;color:#cad3e1;line-height:1.7;max-width:610px}
.hero-actions{display:flex;gap:14px;margin-top:28px}
.hero-art{align-self:stretch;display:flex;align-items:center;justify-content:center;min-width:0}
.hero-art img{width:100%;height:360px;object-fit:contain;filter:drop-shadow(0 24px 60px rgba(0,0,0,.45))}

.feature-strip{background:#081322;border-bottom:1px solid var(--line)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.feature-item{display:flex;gap:14px;align-items:center;padding:22px 24px;border-right:1px solid var(--line)}
.feature-item:last-child{border-right:0}
.feature-icon{
  width:48px;height:48px;border:1px solid rgba(245,196,90,.45);border-radius:50%;
  display:grid;place-items:center;color:var(--gold);font-size:20px;background:rgba(245,196,90,.06)
}
.feature-item strong{display:block;font-size:15px}
.feature-item span{display:block;color:var(--muted);font-size:12px;margin-top:5px}

.category-area{padding-top:28px}
.category-scroll{display:flex;gap:10px;overflow:auto;padding-bottom:8px;scrollbar-width:none}
.category-scroll::-webkit-scrollbar{display:none}
.category-btn{
  border:1px solid rgba(255,255,255,.14);background:#0a1524;color:#d9e2ee;
  padding:11px 18px;border-radius:999px;white-space:nowrap;cursor:pointer
}
.category-btn.active{background:linear-gradient(135deg,var(--gold2),var(--gold));color:#131313;border-color:transparent;font-weight:800}
.search-row{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}
.search-row input,.search-row select{
  background:#07111e;border:1px solid rgba(255,255,255,.14);color:#fff;
  border-radius:10px;padding:12px 14px;outline:none
}
.search-row input{width:280px}
.search-row select{min-width:150px}
.search-row input:focus,.search-row select:focus{border-color:rgba(245,196,90,.7)}

.section-block{padding:38px 0 6px}
.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:18px}
.section-head h2{margin:4px 0 0;font-size:28px}
.section-kicker{color:var(--gold);font-weight:800;font-size:14px}
.muted{color:var(--muted);font-size:13px}

.site-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.site-card{
  overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,#0b1726,#08121f);box-shadow:var(--shadow)
}
.site-card-top{height:160px;position:relative;background:linear-gradient(135deg,#101e33,#080f1b);overflow:hidden}
.site-card-top img{width:100%;height:100%;object-fit:cover}
.site-card-top--logo{display:flex;align-items:center;justify-content:center;overflow:hidden}
.site-card-top--logo img{width:100%;height:100%;object-fit:contain;transform:none}
.badge{
  position:absolute;z-index:2;top:12px;right:12px;padding:6px 10px;border-radius:999px;
  background:#b9382f;color:#fff;font-size:11px;font-weight:800
}
.site-card-body{padding:18px}
.site-card h3{font-size:26px;margin:0 0 4px;color:var(--gold2)}
.site-desc{margin:0 0 12px;color:#e8edf5;font-size:14px}
.tag-row{display:flex;gap:6px;flex-wrap:wrap}
.tag-row span{
  padding:5px 8px;border-radius:999px;border:1px solid rgba(245,196,90,.32);
  color:#e4c77f;background:rgba(245,196,90,.05);font-size:11px
}
.site-card ul{margin:14px 0 12px;padding-left:18px;color:#aeb9c9;font-size:13px;line-height:1.8}
.rating{display:flex;align-items:center;gap:8px;color:#9eaabd;font-size:12px}
.rating b{color:var(--gold);letter-spacing:1px}
.card-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.featured-grid .site-card-top{height:210px}

.promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.promo-card{height:210px;border-radius:var(--radius);overflow:hidden;position:relative;border:1px solid var(--line)}
.promo-card img{width:100%;height:100%;object-fit:cover}
.promo-card:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,9,16,.92),rgba(4,9,16,.30))}
.promo-overlay{position:absolute;z-index:2;left:20px;bottom:18px;right:20px}
.promo-overlay h3{margin:0;font-size:22px;color:var(--gold2)}
.promo-overlay p{margin:6px 0 12px;color:#d7deea;font-size:13px}

.advantage-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
  background:#0a1524;border:1px solid var(--line);border-radius:var(--radius);padding:16px
}
.advantage-card{display:grid;grid-template-columns:46px 1fr;gap:4px 12px;align-items:center;padding:12px}
.adv-icon{grid-row:1/3;width:46px;height:46px;border:1px solid rgba(245,196,90,.35);border-radius:50%;display:grid;place-items:center;color:var(--gold);font-size:20px}
.advantage-card strong{font-size:14px}
.advantage-card span{font-size:12px;color:var(--muted)}

.footer{margin-top:45px;border-top:1px solid var(--line);background:#050b13;padding:38px 0 18px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
.footer-brand{margin-bottom:14px}
.footer p{color:var(--muted);font-size:13px;max-width:420px;line-height:1.7}
.footer-links{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.footer-links a{font-size:13px;color:#aab5c5}
.footer-links a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid var(--line);margin-top:28px;padding-top:18px;color:#7f8a9a;font-size:12px;text-align:center}
.empty{grid-column:1/-1;padding:40px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:14px}

@media (max-width:980px){
  .desktop-nav,.desktop-only{display:none}
  .mobile-only{display:block}
  .nav-wrap{height:62px}
  .brand img{width:34px;height:34px}
  .brand strong{font-size:18px}
  .mobile-menu{
    position:absolute;left:0;right:0;top:62px;background:#07111e;border-bottom:1px solid var(--line);
    padding:10px 20px 16px;flex-direction:column
  }
  .mobile-menu.open{display:flex}
  .mobile-menu a{padding:12px 4px;border-bottom:1px solid rgba(255,255,255,.06)}
  .hero-grid{grid-template-columns:1fr;min-height:auto;gap:0}
  .hero-copy{padding:38px 0 10px}
  .hero h1{font-size:38px}
  .hero-art img{height:300px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .feature-item:nth-child(2){border-right:0}
  .site-grid{grid-template-columns:repeat(2,1fr)}
  .promo-grid{grid-template-columns:1fr 1fr}
  .advantage-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media (max-width:640px){
  body{padding-bottom:72px}
  .container{width:min(100% - 24px,var(--container))}
  .hero-grid{display:block}
  .hero-copy{padding:30px 0 4px}
  .eyebrow{font-size:11px}
  .hero h1{font-size:32px;line-height:1.18;margin:10px 0 12px}
  .hero p{font-size:14px;margin:0}
  .hero-actions{margin-top:20px}
  .hero-actions .big{padding:12px 14px;font-size:13px}
  .hero-art{height:220px}
  .hero-art img{height:220px}
  .feature-grid{grid-template-columns:repeat(4,1fr)}
  .feature-item{padding:16px 6px;display:block;text-align:center;border-right:0}
  .feature-icon{width:40px;height:40px;margin:0 auto 8px;font-size:16px}
  .feature-item strong{font-size:11px}
  .feature-item span{font-size:9px;margin-top:3px}
  .category-area{padding-top:18px}
  .category-btn{padding:9px 13px;font-size:12px}
  .search-row{display:grid;grid-template-columns:1fr 120px;margin-top:10px}
  .search-row input{width:100%;min-width:0}
  .search-row select{min-width:0}
  .section-block{padding-top:28px}
  .section-head{margin-bottom:12px}
  .section-head h2{font-size:22px}
  .section-kicker{font-size:12px}
  .site-grid{grid-template-columns:1fr;gap:12px}
  .site-card{display:grid;grid-template-columns:118px 1fr;min-height:118px}
  .site-card-top,.featured-grid .site-card-top{
    height:118px;min-height:118px;display:flex;align-items:center;justify-content:center
  }
  .site-card-top img,.site-card-top--logo img{object-fit:contain}
  .site-card-body{padding:14px}
  .site-card h3{font-size:22px}
  .site-desc{font-size:12px;margin-bottom:8px}
  .site-card ul{display:none}
  .tag-row span{font-size:9px;padding:4px 6px}
  .rating{margin-top:10px}
  .card-actions{margin-top:10px}
  .card-actions a{padding:9px 8px;font-size:11px}
  .badge{top:8px;right:8px;font-size:9px;padding:5px 7px}
  .promo-grid{grid-template-columns:1fr;gap:12px}
  .promo-card{height:160px}
  .promo-card img{object-fit:contain;background:#08121f}
  .promo-overlay h3{font-size:18px}
  .advantage-grid{grid-template-columns:repeat(2,1fr);padding:8px;gap:6px}
  .advantage-card{display:block;text-align:center;padding:10px 4px}
  .adv-icon{margin:0 auto 7px}
  .advantage-card strong{display:block;font-size:12px}
  .advantage-card span{display:block;font-size:10px;margin-top:4px}
  .footer{margin-top:30px;padding-bottom:30px}
  .footer-grid{grid-template-columns:1fr}
  .bottom-nav{
    position:fixed;z-index:80;bottom:0;left:0;right:0;height:64px;
    background:rgba(6,14,24,.96);border-top:1px solid var(--line);
    display:grid;grid-template-columns:repeat(4,1fr);padding-bottom:env(safe-area-inset-bottom);
    backdrop-filter:blur(12px)
  }
  .bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:#aeb9c8;font-size:10px}
  .bottom-nav a span{font-size:19px;color:var(--gold)}
}