/* roulang page: index */
:root{
  --bg-0:#071014;
  --bg-1:#0A1418;
  --bg-2:#0F1E22;
  --surface:rgba(255,255,255,.055);
  --surface-2:rgba(255,255,255,.03);
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --primary:#16E5B0;
  --primary-ink:#06110F;
  --primary-deep:#0FC79A;
  --accent:#7B5CFF;
  --warn:#FF7A45;
  --text-1:#F2F7F6;
  --text-2:#A9BFC0;
  --text-3:#6E8688;
  --glow:rgba(22,229,176,.35);
  --shadow-1:0 2px 8px rgba(0,0,0,.35);
  --shadow-2:0 10px 32px rgba(0,0,0,.45);
  --glow-shadow:0 0 24px rgba(22,229,176,.35);
  --radius-card:16px;
  --radius-block:20px;
  --radius-btn:10px;
  --radius-img:12px;
  --space-1:4px; --space-2:8px; --space-3:12px; --space-4:16px;
  --space-5:24px; --space-6:32px; --space-7:48px; --space-8:64px; --space-9:96px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Barlow","Inter","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-1);
  color:var(--text-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px),
    radial-gradient(700px 420px at 88% -6%,rgba(22,229,176,.09),transparent 70%);
  background-size:48px 48px,48px 48px,100% 100%;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--primary-deep);}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{color:var(--text-1);margin:0;font-weight:700;letter-spacing:.2px;}
h1{font-size:clamp(30px,4.4vw,52px);line-height:1.15;}
h2{font-size:clamp(22px,2.6vw,32px);line-height:1.25;}
h3{font-size:18px;line-height:1.4;font-weight:600;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:2;}
.num{font-family:var(--font-num);letter-spacing:.4px;font-variant-numeric:tabular-nums;}
.section{padding:clamp(56px,7vw,104px) 0;position:relative;z-index:2;}
.section-tint{background:linear-gradient(180deg,rgba(255,255,255,.018),rgba(255,255,255,0));}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:var(--space-6);flex-wrap:wrap;}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--primary);margin-bottom:10px;
}
.sec-head .eyebrow::before{content:"";width:22px;height:2px;background:var(--primary);box-shadow:var(--glow-shadow);}
.sec-head p{color:var(--text-2);font-size:15px;max-width:640px;margin:10px 0 0;}
.link-more{font-size:14px;font-weight:600;white-space:nowrap;border-bottom:2px solid transparent;}
.link-more:hover{border-bottom-color:var(--primary);}

/* 顶部信息条 */
.info-bar{
  height:36px;
  background:rgba(22,229,176,.06);
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
  position:relative;
  z-index:30;
}
.info-bar .inner{display:flex;align-items:center;justify-content:space-between;height:36px;gap:16px;}
.info-bar .site-domain{color:var(--text-3);font-family:var(--font-num);letter-spacing:.5px;}
.info-bar .tips{flex:1;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-2);}
.info-bar .tips i{color:var(--primary);margin-right:6px;}
.info-bar .quick{display:flex;align-items:center;gap:14px;}
.info-bar .quick a{font-weight:600;color:var(--primary);}
.info-bar .quick .sep{width:1px;height:14px;background:var(--line-strong);display:inline-block;}

/* 主导航 */
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(10,20,24,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header .nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--text-1);}
.brand:hover{color:var(--text-1);}
.brand .mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 38px;
  background:linear-gradient(145deg,rgba(22,229,176,.9),rgba(15,199,154,.35));
  display:flex;align-items:center;justify-content:center;
  color:var(--primary-ink);font-weight:800;font-family:var(--font-num);font-size:16px;
  box-shadow:var(--glow-shadow),inset 0 1px 0 rgba(255,255,255,.35);
}
.brand .wordmark{font-size:17px;font-weight:700;letter-spacing:.4px;line-height:1.2;}
.brand .wordmark small{display:block;font-size:11px;font-weight:400;color:var(--text-3);letter-spacing:.2em;font-family:var(--font-num);}
.main-nav{display:flex;align-items:center;gap:6px;}
.main-nav a{
  position:relative;display:inline-block;padding:8px 14px;border-radius:8px;
  color:var(--text-2);font-size:15px;font-weight:500;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left center;
  transition:transform .25s ease;
}
.main-nav a:hover{color:var(--primary);}
.main-nav a:hover::after{transform:scaleX(0.7);}
.main-nav a.active{color:#fff;}
.main-nav a.active::after{transform:scaleX(1);box-shadow:var(--glow-shadow);}
.nav-cta{display:flex;align-items:center;gap:12px;}
.btn-glow,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;font-family:var(--font-cn);
  cursor:pointer;border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-glow{
  background:linear-gradient(180deg,var(--primary),var(--primary-deep));
  color:var(--primary-ink);
  box-shadow:var(--glow-shadow),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-glow:hover{transform:translateY(-2px);color:var(--primary-ink);box-shadow:0 0 32px rgba(22,229,176,.5),inset 0 1px 0 rgba(255,255,255,.4);}
.btn-glow:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;color:var(--text-1);border-color:var(--line-strong);
}
.btn-ghost:hover{border-color:var(--primary);background:rgba(22,229,176,.08);color:var(--text-1);transform:translateY(-2px);}
.btn-sm{height:36px;padding:0 16px;font-size:13px;border-radius:9px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line-strong);background:transparent;color:var(--text-1);
}
.offcanvas{background:var(--bg-2);color:var(--text-1);border-left:1px solid var(--line);width:300px!important;}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas .drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 4px;border-bottom:1px solid var(--line);
  color:var(--text-1);font-size:15px;
}
.offcanvas .drawer-nav a:hover{color:var(--primary);}
.offcanvas .drawer-nav a.active{color:var(--primary);}
.btn-close{filter:invert(1) grayscale(1) brightness(1.6);}

/* Hero */
.hero{position:relative;padding:clamp(48px,6vw,88px) 0 clamp(40px,5vw,72px);overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(620px 380px at 12% 6%,rgba(22,229,176,.10),transparent 70%),
    linear-gradient(180deg,rgba(7,16,20,.2),rgba(7,16,20,.9));
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:clamp(24px,3vw,48px);align-items:center;}
.hero h1{margin-bottom:16px;}
.hero h1 .hl{
  color:var(--primary);
  text-shadow:0 0 28px rgba(22,229,176,.35);
}
.hero .rule{width:64px;height:3px;border-radius:3px;background:var(--primary);box-shadow:var(--glow-shadow);margin:0 0 20px;}
.hero .sub{font-size:clamp(16px,1.6vw,19px);color:var(--text-2);max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:8px 28px;align-items:center;color:var(--text-2);font-size:14px;}
.hero-metrics .item{display:flex;align-items:baseline;gap:8px;}
.hero-metrics .item strong{font-family:var(--font-num);font-size:18px;color:var(--text-1);font-weight:600;}
.hero-metrics .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong);}
.hero-visual{position:relative;}
.hero-visual .frame{
  position:relative;border-radius:var(--radius-block);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-2),inset 0 1px 0 rgba(255,255,255,.06);
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
}
.hero-visual .frame img{
  width:100%;height:340px;object-fit:cover;
  clip-path:polygon(0 0,100% 0,100% 84%,0 100%);
}
.hero-visual .frame .overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,16,20,.1),rgba(7,16,20,.82));
}
.hero-visual .caption{
  position:absolute;left:22px;right:22px;bottom:20px;
}
.hero-visual .caption h3{font-size:17px;margin-bottom:6px;}
.hero-visual .caption p{font-size:13px;color:var(--text-2);margin:0;}
.tag-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;font-size:12px;font-weight:500;
  background:rgba(255,122,69,.16);color:#FFB08C;border:1px solid rgba(255,122,69,.35);
}
.hero-visual .badge-pos{position:absolute;top:16px;left:16px;z-index:3;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:500;line-height:1;
  background:var(--surface);border:1px solid var(--line);color:var(--text-2);
}
.badge-purple{background:rgba(123,92,255,.14);border-color:rgba(123,92,255,.35);color:#BBA9FF;}
.badge-mint{background:rgba(22,229,176,.13);border-color:rgba(22,229,176,.32);color:#7CEBCD;}
.badge-orange{background:rgba(255,122,69,.16);border-color:rgba(255,122,69,.35);color:#FFB08C;}

/* 卡片体系 */
.card-glass{
  position:relative;
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1),inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  overflow:hidden;
  height:100%;
}
.card-glass:hover{
  transform:translateY(-4px);
  border-color:rgba(22,229,176,.35);
  box-shadow:var(--shadow-2),inset 0 1px 0 rgba(255,255,255,.08);
}
.card-media{overflow:hidden;border-radius:0;}
.card-media img{width:100%;height:170px;object-fit:cover;transition:transform .35s ease;}
.card-glass:hover .card-media img{transform:scale(1.03);}
.card-body-x{padding:20px 22px 22px;}
.card-body-x .meta-top{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.card-body-x h3{margin-bottom:10px;}
.card-body-x h3 a{color:var(--text-1);}
.card-body-x h3 a:hover{color:var(--primary);}
.card-body-x p{color:var(--text-2);font-size:14px;line-height:1.7;}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line);
  font-size:12px;color:var(--text-3);
}
.card-foot .go{color:var(--primary);font-weight:600;font-size:13px;}
.card-foot .go i{font-size:11px;transition:transform .2s ease;display:inline-block;}
.card-glass:hover .card-foot .go i{transform:translateX(3px);}

/* 爆款网格 */
.lobby-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
.lobby-grid .g-feature{grid-column:span 6;grid-row:span 2;}
.lobby-grid .g-std{grid-column:span 3;}
.lobby-grid .g-wide{grid-column:span 6;}
.g-feature .card-media img{height:300px;}
.g-std .card-media img{height:150px;}
.g-feature .card-body-x h3{font-size:22px;}
.g-wide{display:flex;}
.g-wide .card-glass{display:flex;flex-direction:row;align-items:stretch;}
.g-wide .card-media{flex:0 0 45%;}
.g-wide .card-media img{height:100%;min-height:190px;}
.g-wide .card-body-x{flex:1;display:flex;flex-direction:column;justify-content:center;}

/* 评价轮播 */
.review-wrap{position:relative;}
.review-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 18px;scrollbar-width:thin;scrollbar-color:var(--primary) transparent;
}
.review-track::-webkit-scrollbar{height:4px;}
.review-track::-webkit-scrollbar-thumb{background:var(--primary);border-radius:4px;}
.review-track::-webkit-scrollbar-track{background:rgba(255,255,255,.06);border-radius:4px;}
.review-card{flex:0 0 calc((100% - 40px)/3);scroll-snap-align:start;}
.review-card .stars{color:#FFC65C;font-size:13px;letter-spacing:2px;margin-bottom:12px;}
.review-card blockquote{margin:0 0 18px;color:var(--text-2);font-size:14px;line-height:1.75;}
.review-user{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 40px;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;color:#06110F;
  background:linear-gradient(145deg,rgba(22,229,176,.95),rgba(15,199,154,.6));
}
.avatar.p2{background:linear-gradient(145deg,rgba(123,92,255,.95),rgba(123,92,255,.5));color:#F4F1FF;}
.avatar.p3{background:linear-gradient(145deg,rgba(255,122,69,.9),rgba(255,122,69,.5));color:#2A1006;}
.review-user .name{font-size:14px;font-weight:600;color:var(--text-1);}
.review-user .role{font-size:12px;color:var(--text-3);}
.review-nav{display:flex;gap:10px;}
.review-nav button{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line-strong);background:transparent;color:var(--text-1);
  display:flex;align-items:center;justify-content:center;
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.review-nav button:hover{border-color:var(--primary);color:var(--primary);box-shadow:var(--glow-shadow);}
.review-dots{display:flex;gap:8px;justify-content:center;margin-top:8px;}
.review-dots span{width:7px;height:7px;border-radius:50%;background:var(--line-strong);}
.review-dots span.on{background:var(--primary);box-shadow:var(--glow-shadow);}

/* 保障条 */
.guarantee{
  display:flex;flex-wrap:wrap;align-items:stretch;
  border:1px solid var(--line);border-radius:var(--radius-block);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));
  backdrop-filter:blur(14px);overflow:hidden;
}
.guarantee .cell{
  flex:1 1 0;min-width:200px;display:flex;align-items:center;gap:14px;
  padding:20px 22px;border-right:1px solid var(--line);
}
.guarantee .cell:last-child{border-right:none;}
.guarantee .cell i{font-size:22px;color:var(--primary);}
.guarantee .cell strong{display:block;font-size:14px;color:var(--text-1);font-weight:600;}
.guarantee .cell span{font-size:12px;color:var(--text-3);}

/* 最新信息 */
.news-layout{display:grid;grid-template-columns:2fr 1fr;gap:20px;}
.news-side{display:grid;gap:20px;align-content:start;}
.news-side .mini{display:flex;gap:14px;padding:16px 18px;}
.news-side .mini .thumb{flex:0 0 92px;border-radius:10px;overflow:hidden;}
.news-side .mini .thumb img{width:92px;height:70px;object-fit:cover;}
.news-side .mini h3{font-size:15px;margin-bottom:8px;line-height:1.5;}
.news-side .mini h3 a{color:var(--text-1);}
.news-side .mini h3 a:hover{color:var(--primary);}
.news-side .mini .m-meta{font-size:12px;color:var(--text-3);display:flex;gap:10px;flex-wrap:wrap;}
.empty-state{
  border:1px dashed var(--line-strong);border-radius:var(--radius-block);
  padding:48px 24px;text-align:center;color:var(--text-2);
  background:var(--surface-2);
}
.empty-state i{font-size:30px;color:var(--text-3);display:block;margin-bottom:14px;}
.empty-state p{margin-bottom:18px;}

/* CTA 条 */
.cta-band{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  padding:28px 32px;border-radius:var(--radius-block);
  background:linear-gradient(120deg,rgba(22,229,176,.12),rgba(123,92,255,.10) 60%,rgba(255,255,255,.03));
  border:1px solid var(--line);backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1),inset 0 1px 0 rgba(255,255,255,.06);
}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px;}
.cta-band p{color:var(--text-2);font-size:14px;margin:0;}
.cta-band .actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.qr-box{
  width:88px;height:88px;border-radius:12px;flex:0 0 88px;
  border:1px solid var(--line-strong);
  background:
    linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(145deg,rgba(22,229,176,.25),rgba(10,20,24,.9));
  background-size:9px 9px,9px 9px,100% 100%;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-2);font-size:11px;text-align:center;line-height:1.3;
}

/* FAQ */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);position:relative;}
.faq-item::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;background:var(--primary);border-radius:3px;
  transition:height .25s ease;box-shadow:var(--glow-shadow);
}
.faq-item.open::before{height:60%;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;background:transparent;border:none;text-align:left;
  color:var(--text-1);font-size:17px;font-weight:600;font-family:var(--font-cn);
  cursor:pointer;transition:color .2s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-item.open .faq-q{color:var(--primary);}
.faq-mark{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line-strong);position:relative;
  transition:border-color .2s ease,background .2s ease;
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;top:50%;left:50%;background:currentColor;
  transform:translate(-50%,-50%);border-radius:2px;
}
.faq-mark::before{width:11px;height:1.6px;}
.faq-mark::after{width:1.6px;height:11px;transition:transform .25s ease,opacity .25s ease;}
.faq-item.open .faq-mark{border-color:var(--primary);background:rgba(22,229,176,.12);color:var(--primary);}
.faq-item.open .faq-mark::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-a{padding:0 4px 24px;color:var(--text-2);font-size:15px;max-width:78ch;}

/* 页脚 */
.site-footer{
  background:var(--bg-0);
  border-top:1px solid var(--line);
  padding:64px 0 0;position:relative;z-index:2;
}
.site-footer .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.site-footer h4{font-size:14px;color:var(--text-1);margin-bottom:18px;letter-spacing:.06em;}
.site-footer p{font-size:13px;color:var(--text-3);line-height:1.8;}
.site-footer ul li{margin-bottom:10px;}
.site-footer ul li a{font-size:14px;color:var(--text-2);}
.site-footer ul li a:hover{color:var(--primary);}
.foot-brand .brand{margin-bottom:16px;}
.social{display:flex;gap:10px;margin-top:18px;}
.social a{
  width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;
  color:var(--text-2);font-size:14px;
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.social a:hover{border-color:var(--primary);color:var(--primary);box-shadow:var(--glow-shadow);}
.foot-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.foot-bottom .links{display:flex;flex-wrap:wrap;gap:18px;}
.foot-bottom .links a{color:var(--text-3);}
.foot-bottom .links a:hover{color:var(--primary);}

/* 响应式 */
@media (max-width:1199.98px){
  .container-x{max-width:1140px;}
  .lobby-grid .g-feature{grid-column:span 12;grid-row:auto;}
  .lobby-grid .g-std{grid-column:span 6;}
  .lobby-grid .g-wide{grid-column:span 12;}
  .g-feature .card-media img{height:280px;}
}
@media (max-width:991.98px){
  .main-nav{display:none;}
  .nav-cta .btn-glow{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual .frame img{height:280px;}
  .review-card{flex:0 0 calc((100% - 20px)/2);}
  .news-layout{grid-template-columns:1fr;}
  .site-footer .cols{grid-template-columns:1fr 1fr;gap:32px 24px;}
  .info-bar .tips{display:none;}
}
@media (max-width:767.98px){
  .container-x{padding:0 20px;}
  .site-header .nav-inner{height:60px;}
  .brand .mark{width:34px;height:34px;flex:0 0 34px;}
  .brand .wordmark{font-size:15px;}
  .lobby-grid .g-std{grid-column:span 12;}
  .g-wide .card-glass{flex-direction:column;}
  .g-wide .card-media{flex:auto;}
  .g-wide .card-media img{height:180px;min-height:180px;}
  .guarantee .cell{flex:1 1 50%;border-bottom:1px solid var(--line);}
  .cta-band{padding:24px 20px;}
}
@media (max-width:575.98px){
  .container-x{padding:0 16px;}
  body{font-size:15px;}
  .hero{padding-top:36px;}
  .hero-visual .frame img{height:220px;}
  .review-card{flex:0 0 86%;}
  .guarantee .cell{flex:1 1 100%;border-right:none;}
  .cta-band .actions{width:100%;justify-content:space-between;}
  .site-footer .cols{grid-template-columns:1fr;}
  .card-body-x{padding:18px;}
  .btn-glow,.btn-ghost{height:44px;padding:0 18px;font-size:14px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --bg-0:#071014; --bg-1:#0A1418; --bg-2:#0F1E22;
  --surface:rgba(255,255,255,.055); --surface-2:rgba(255,255,255,.03);
  --line:rgba(255,255,255,.10); --line-strong:rgba(255,255,255,.18);
  --primary:#16E5B0; --primary-ink:#06110F; --primary-deep:#0FC79A;
  --accent:#7B5CFF; --warn:#FF7A45;
  --text-1:#F2F7F6; --text-2:#A9BFC0; --text-3:#6E8688;
  --glow:rgba(22,229,176,.35);
  --shadow-1:0 2px 8px rgba(0,0,0,.35);
  --shadow-2:0 10px 32px rgba(0,0,0,.45);
  --r-card:16px; --r-block:20px; --r-btn:10px; --r-img:12px;
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:64px; --s9:96px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow","Inter","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;padding:0;font-family:var(--font-cn);font-size:16px;line-height:1.75;
  color:var(--text-1);background:var(--bg-1);overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:48px 48px;opacity:.45;
}
body::after{
  content:"";position:fixed;top:-160px;right:-140px;width:620px;height:620px;pointer-events:none;z-index:0;
  background:radial-gradient(circle,rgba(22,229,176,.09) 0%,rgba(22,229,176,0) 68%);
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease;}
a:hover{color:var(--primary-deep);}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--text-1);line-height:1.3;}
p{margin:0 0 var(--s4);}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;position:relative;z-index:1;}
@media(min-width:768px){.container-x{padding-left:20px;padding-right:20px;}}
@media(min-width:992px){.container-x{padding-left:24px;padding-right:24px;}}
@media(min-width:1400px){.container-x{max-width:1280px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{height:36px;background:rgba(22,229,176,.06);border-bottom:1px solid var(--line);font-size:13px;color:var(--text-2);position:relative;z-index:3;}
.topbar .container-x{height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar .tb-left{display:flex;align-items:center;gap:10px;white-space:nowrap;overflow:hidden;}
.topbar .tb-left i{color:var(--primary);}
.topbar .tb-domain{font-family:var(--font-num);letter-spacing:.04em;color:var(--text-2);}
.topbar .tb-mid{display:none;color:var(--text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar .tb-right{display:flex;align-items:center;gap:12px;white-space:nowrap;}
.topbar .tb-right a{color:var(--primary);font-weight:600;}
.topbar .tb-sep{width:1px;height:14px;background:var(--line-strong);display:inline-block;}
@media(min-width:768px){.topbar .tb-mid{display:block;}}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:20;background:rgba(10,20,24,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);}
.site-header .container-x{display:flex;align-items:center;justify-content:space-between;gap:20px;height:60px;}
@media(min-width:992px){.site-header .container-x{height:72px;}}
.brand{display:flex;align-items:center;gap:10px;color:var(--text-1);}
.brand:hover{color:var(--text-1);}
.brand .mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;flex:none;
  background:linear-gradient(160deg,rgba(22,229,176,.9),rgba(15,199,154,.55));
  color:var(--primary-ink);font-weight:700;font-size:17px;
  box-shadow:0 0 18px rgba(22,229,176,.28),inset 0 1px 0 rgba(255,255,255,.35);
}
.brand .wordmark{display:flex;flex-direction:column;line-height:1.15;font-weight:700;font-size:16px;letter-spacing:.01em;}
.brand .wordmark small{font-family:var(--font-num);font-size:10px;letter-spacing:.22em;color:var(--text-3);font-weight:500;}
.main-nav{display:none;align-items:center;gap:6px;}
@media(min-width:992px){.main-nav{display:flex;}}
.main-nav a{
  position:relative;padding:8px 12px;font-size:14.5px;color:var(--text-2);border-radius:8px;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:center;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--primary);}
.main-nav a:hover::after{transform:scaleX(.6);}
.main-nav a.active{color:var(--text-1);}
.main-nav a.active::after{transform:scaleX(1);box-shadow:0 0 12px var(--glow);}
.nav-cta{display:none;}
@media(min-width:992px){.nav-cta{display:inline-flex;}}
.burger{
  display:inline-grid;place-items:center;width:42px;height:42px;border-radius:10px;
  background:var(--surface);border:1px solid var(--line);color:var(--text-1);cursor:pointer;
}
.burger:hover{border-color:rgba(22,229,176,.45);color:var(--primary);}
@media(min-width:992px){.burger{display:none;}}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
@media(min-width:992px){.btn-x{height:48px;padding:0 24px;}}
.btn-primary-x{background:var(--primary);color:var(--primary-ink);box-shadow:0 0 24px var(--glow),inset 0 1px 0 rgba(255,255,255,.35);}
.btn-primary-x:hover{background:#26f2bf;color:var(--primary-ink);transform:translateY(-2px);box-shadow:0 0 32px rgba(22,229,176,.5);}
.btn-primary-x:active{transform:translateY(0);}
.btn-ghost-x{background:transparent;border-color:var(--line-strong);color:var(--text-1);}
.btn-ghost-x:hover{border-color:var(--primary);background:rgba(22,229,176,.08);color:var(--text-1);transform:translateY(-2px);}
.btn-sm-x{height:36px;padding:0 16px;font-size:14px;}
.link-x{font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.link-x:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;color:var(--primary);}

/* ---------- 移动抽屉 ---------- */
.offcanvas{background:var(--bg-2);color:var(--text-1);border-left:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-size:16px;font-weight:700;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;height:48px;padding:0 4px;
  color:var(--text-2);border-bottom:1px solid var(--line);font-size:15px;
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--primary);}
.drawer-nav a i{font-size:12px;color:var(--text-3);}
.btn-close{filter:invert(1) grayscale(1);opacity:.7;}

/* ---------- 通用板块 ---------- */
.section{padding:clamp(56px,7vw,104px) 0;position:relative;}
.section-sm{padding:clamp(40px,5vw,72px) 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:var(--s6);flex-wrap:wrap;}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);}
.sec-head p{margin:6px 0 0;color:var(--text-2);font-size:14.5px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-num);font-size:12px;letter-spacing:.2em;color:var(--primary);text-transform:uppercase;margin-bottom:12px;}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--primary);box-shadow:0 0 10px var(--glow);}
.card-x{
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--line);border-radius:var(--r-card);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1),inset 0 1px 0 rgba(255,255,255,.06);
  padding:20px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card-x:hover{transform:translateY(-4px);border-color:rgba(22,229,176,.35);box-shadow:var(--shadow-2);}
.badge-x{display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:500;background:rgba(123,92,255,.16);color:#C3B4FF;border:1px solid rgba(123,92,255,.35);}
.badge-live{background:rgba(22,229,176,.14);color:var(--primary);border-color:rgba(22,229,176,.35);}
.badge-hot{background:rgba(255,122,69,.14);color:#FFB08C;border-color:rgba(255,122,69,.32);}
.num{font-family:var(--font-num);}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- 面包屑 ---------- */
.crumb{padding:22px 0 6px;}
.crumb ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:var(--text-3);}
.crumb .now{color:var(--text-2);max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:inline-block;vertical-align:bottom;}

/* ---------- 文章头 ---------- */
.article-head{padding:10px 0 28px;border-bottom:1px solid var(--line);}
.article-head h1{font-size:clamp(26px,3.6vw,42px);line-height:1.22;max-width:22ch;}
@media(min-width:992px){.article-head h1{max-width:none;}}
.article-head .lead{color:var(--text-2);font-size:15.5px;margin-top:14px;max-width:68ch;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;font-size:13px;color:var(--text-3);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong);}
.article-meta .m-num{font-family:var(--font-num);color:var(--text-2);}
.article-deco{width:64px;height:3px;border-radius:3px;background:var(--primary);box-shadow:0 0 16px var(--glow);margin:16px 0 0;}

/* ---------- 正文布局 ---------- */
.layout{display:grid;grid-template-columns:1fr;gap:36px;padding-top:var(--s6);}
@media(min-width:1200px){
  .layout{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:48px;padding-left:48px;padding-right:48px;}
}
.article-figure{margin:0 0 var(--s6);}
.article-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--line);}
.article-figure figcaption{margin-top:10px;text-align:center;font-size:12.5px;color:var(--text-3);}
.article-body{max-width:72ch;font-size:16px;line-height:1.75;}
.article-body>*+*{margin-top:1.2em;}
.article-body p{margin:0;font-size:16px;line-height:1.75;color:#DFEAE9;}
.article-body h2{font-size:clamp(20px,2.2vw,26px);margin-top:1.6em;padding-left:14px;border-left:3px solid var(--primary);box-shadow:-3px 0 14px -6px var(--glow);}
.article-body h3{font-size:18px;margin-top:1.4em;color:var(--text-1);}
.article-body ul,.article-body ol{padding-left:22px;color:#DFEAE9;}
.article-body li{margin:.5em 0;line-height:1.75;}
.article-body ul li::marker{color:var(--primary);}
.article-body ol li::marker{color:var(--primary);font-family:var(--font-num);}
.article-body blockquote{
  margin:1.4em 0;padding:16px 20px;border-left:3px solid var(--primary);border-radius:0 12px 12px 0;
  background:rgba(255,255,255,.045);color:var(--text-2);
}
.article-body a{border-bottom:1px solid rgba(22,229,176,.4);}
.article-body img{border-radius:var(--r-img);width:100%;}
.article-body table{width:100%;border-collapse:collapse;font-size:14.5px;display:block;overflow-x:auto;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:rgba(255,255,255,.045);color:var(--text-1);font-weight:600;}
.article-body code{font-family:var(--font-num);font-size:13.5px;background:rgba(255,255,255,.07);border:1px solid var(--line);border-radius:6px;padding:2px 6px;color:var(--primary);}
.article-body pre{background:rgba(0,0,0,.35);border:1px solid var(--line);border-radius:12px;padding:16px;overflow-x:auto;}
.article-body pre code{background:none;border:0;color:var(--text-1);}
.empty-state{text-align:center;padding:64px 24px;border:1px dashed var(--line-strong);border-radius:var(--r-block);background:var(--surface-2);}
.empty-state i{font-size:32px;color:var(--text-3);}
.empty-state h2{font-size:20px;margin:16px 0 8px;}
.empty-state p{color:var(--text-2);margin-bottom:20px;}

/* ---------- 侧栏 ---------- */
.side{display:flex;flex-direction:column;gap:20px;}
@media(min-width:1200px){.side{position:sticky;top:104px;align-self:start;}}
.side-card{padding:20px;border-radius:var(--r-card);background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));border:1px solid var(--line);backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.06);}
.side-card h3{font-size:15px;display:flex;align-items:center;gap:8px;margin-bottom:14px;}
.side-card h3 i{color:var(--primary);}
.toc{list-style:none;}
.toc li{border-top:1px solid var(--line);}
.toc li:first-child{border-top:0;}
.toc a{display:block;padding:9px 0;font-size:14px;color:var(--text-2);}
.toc a:hover{color:var(--primary);padding-left:4px;}
.toc a.sub{padding-left:16px;font-size:13px;color:var(--text-3);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;font-size:12.5px;color:var(--text-2);background:var(--surface-2);border:1px solid var(--line);}
.tag:hover{color:var(--primary);border-color:rgba(22,229,176,.4);}
.side-links{list-style:none;display:flex;flex-direction:column;}
.side-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-top:1px solid var(--line);font-size:14px;color:var(--text-2);}
.side-links li:first-child a{border-top:0;}
.side-links a:hover{color:var(--primary);}
.mini-cta{background:linear-gradient(160deg,rgba(22,229,176,.16),rgba(123,92,255,.10));border:1px solid rgba(22,229,176,.28);}
.mini-cta p{font-size:13.5px;color:var(--text-2);margin:8px 0 14px;}
.mini-cta strong{font-size:16px;display:block;}

/* ---------- 上下篇 / 相关推荐 ---------- */
.nav-cards{display:grid;grid-template-columns:1fr;gap:16px;}
@media(min-width:768px){.nav-cards{grid-template-columns:1fr 1fr;}}
.nav-card{display:block;padding:20px;border-radius:var(--r-card);background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));border:1px solid var(--line);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;}
.nav-card:hover{transform:translateY(-4px);border-color:rgba(22,229,176,.35);box-shadow:var(--shadow-2);}
.nav-card .k{font-size:12.5px;color:var(--text-3);display:flex;align-items:center;gap:6px;margin-bottom:10px;}
.nav-card h3{font-size:16px;color:var(--text-1);line-height:1.45;}
.nav-card:hover h3{color:var(--primary);}
.related-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:768px){.related-grid{grid-template-columns:repeat(3,1fr);}}
.rel-card{display:flex;flex-direction:column;overflow:hidden;padding:0;}
.rel-card .thumb{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line);transition:transform .3s ease;}
.rel-card .body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-card h3{font-size:16.5px;line-height:1.45;}
.rel-card p{font-size:13.5px;color:var(--text-2);margin:0;flex:1;}
.rel-card .foot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3);}
.rel-card:hover .thumb{transform:scale(1.03);}

/* ---------- CTA 条 ---------- */
.cta-bar{
  display:grid;grid-template-columns:1fr;gap:20px;align-items:center;padding:26px;
  border-radius:var(--r-block);border:1px solid rgba(22,229,176,.26);
  background:linear-gradient(120deg,rgba(22,229,176,.14),rgba(123,92,255,.10) 60%,rgba(255,255,255,.03));
  backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
@media(min-width:768px){.cta-bar{grid-template-columns:1fr auto;}}
.cta-bar h2{font-size:clamp(20px,2.2vw,26px);}
.cta-bar p{margin:8px 0 0;color:var(--text-2);font-size:14.5px;max-width:56ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{width:100%;background:none;border:0;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;color:var(--text-1);font-size:16px;font-weight:600;cursor:pointer;transition:color .2s ease;}
.faq-q:hover{color:var(--primary);}
.faq-item.open .faq-q{color:var(--primary);border-left:3px solid var(--primary);padding-left:14px;}
.faq-q .ic{flex:none;width:22px;height:22px;display:grid;place-items:center;color:var(--primary);font-family:var(--font-num);font-size:18px;line-height:1;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;color:var(--text-2);font-size:14.5px;}
.faq-item.open .faq-a{max-height:420px;}
.faq-a .inner{padding:0 0 20px;}
.faq-item.open .faq-a .inner{padding-left:14px;}

/* ---------- 保障条 ---------- */
.guard{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface-2);}
.guard .container-x{display:grid;grid-template-columns:1fr 1fr;gap:0;}
@media(min-width:992px){.guard .container-x{grid-template-columns:repeat(4,1fr);}}
.guard .g-item{display:flex;align-items:center;gap:12px;padding:18px 16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
@media(min-width:992px){.guard .g-item{border-bottom:0;}.guard .g-item:last-child{border-right:0;}}
.guard .g-item i{font-size:20px;color:var(--primary);flex:none;}
.guard strong{display:block;font-size:14px;font-weight:600;}
.guard span{font-size:12px;color:var(--text-3);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);padding:56px 0 0;position:relative;z-index:1;}
.site-footer .cols{display:grid;grid-template-columns:1fr;gap:32px;}
@media(min-width:768px){.site-footer .cols{grid-template-columns:1.4fr 1fr 1fr 1fr;}}
.site-footer h4{font-size:14px;margin-bottom:16px;color:var(--text-1);}
.site-footer ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.site-footer ul a{font-size:14px;color:var(--text-2);}
.site-footer ul a:hover{color:var(--primary);}
.foot-brand p{font-size:13.5px;color:var(--text-3);margin:16px 0;max-width:34ch;line-height:1.75;}
.social{display:flex;gap:10px;}
.social a{width:36px;height:36px;border-radius:999px;display:grid;place-items:center;border:1px solid var(--line);color:var(--text-2);background:var(--surface-2);}
.social a:hover{color:var(--primary);border-color:rgba(22,229,176,.45);box-shadow:0 0 16px rgba(22,229,176,.2);}
.foot-bottom{margin-top:44px;border-top:1px solid var(--line);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);}
.foot-bottom .links{display:flex;flex-wrap:wrap;gap:16px;}
.foot-bottom .links a{color:var(--text-3);}
.foot-bottom .links a:hover{color:var(--primary);}
@media(max-width:575px){
  .article-body{font-size:15px;}
  .article-meta{font-size:12.5px;}
  .cta-actions .btn-x{width:100%;}
}

/* roulang page: category1 */
:root{
  --bg-0:#071014;
  --bg-1:#0A1418;
  --bg-2:#0F1E22;
  --surface:rgba(255,255,255,.055);
  --surface-2:rgba(255,255,255,.03);
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --primary:#16E5B0;
  --primary-ink:#06110F;
  --primary-deep:#0FC79A;
  --accent:#7B5CFF;
  --warn:#FF7A45;
  --text-1:#F2F7F6;
  --text-2:#A9BFC0;
  --text-3:#6E8688;
  --glow:0 0 24px rgba(22,229,176,.35);
  --focus:#16E5B0;
  --r-card:16px;
  --r-block:20px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 2px 8px rgba(0,0,0,.35);
  --shadow-2:0 10px 32px rgba(0,0,0,.45);
  --inner-hi:inset 0 1px 0 rgba(255,255,255,.06);
  --mono:"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  background-color:var(--bg-1);
  background-image:
    radial-gradient(circle at 88% 3%, rgba(22,229,176,.10), transparent 44%),
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:auto,56px 56px,56px 56px;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-deep);}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.25;color:var(--text-1);}
p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(22,229,176,.28);color:#fff;}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:rgba(22,229,176,.06);
  border-bottom:1px solid var(--line);
  font-size:13px;
  position:relative;z-index:1040;
}
.topbar-inner{
  height:36px;display:flex;align-items:center;gap:16px;
  color:var(--text-2);
}
.topbar-domain{font-family:var(--mono);color:var(--primary);font-size:12.5px;letter-spacing:.04em;}
.topbar-tip{
  flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  padding-left:16px;border-left:1px solid var(--line);
}
.topbar-actions{display:flex;align-items:center;gap:12px;}
.topbar-actions a{font-size:13px;color:var(--text-1);font-weight:600;}
.topbar-actions a:hover{color:var(--primary);}

/* ---------- 导航 ---------- */
.site-head{
  position:sticky;top:0;z-index:1030;
  background:rgba(10,20,24,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text-1);}
.brand:hover{color:var(--text-1);}
.mark{
  width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--primary),var(--primary-deep));
  color:var(--primary-ink);font-weight:700;font-size:17px;
  box-shadow:var(--glow);flex:0 0 auto;
}
.wordmark{font-weight:700;font-size:17px;line-height:1.15;letter-spacing:.01em;}
.wordmark small{
  display:block;font-size:10px;font-weight:500;letter-spacing:.2em;
  color:var(--text-3);margin-top:2px;
}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.main-nav a{
  position:relative;padding:8px 14px;border-radius:8px;
  font-size:15px;color:var(--text-2);transition:all .2s ease;white-space:nowrap;
}
.main-nav a:hover{color:var(--primary);background:rgba(22,229,176,.07);}
.main-nav a.active{color:var(--text-1);font-weight:600;}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-2px;height:2px;
  background:var(--primary);border-radius:2px;box-shadow:var(--glow);
}
.nav-cta{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);border:0;
  background:var(--primary);color:var(--primary-ink);
  font-weight:700;font-size:15px;letter-spacing:.01em;
  box-shadow:var(--glow);transition:all .22s ease;
}
.btn-glow:hover{background:#31f0c1;color:var(--primary-ink);transform:translateY(-2px);box-shadow:0 0 30px rgba(22,229,176,.5);}
.btn-glow:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  border:1px solid var(--line-strong);background:transparent;color:var(--text-1);
  font-weight:600;font-size:15px;transition:all .22s ease;
}
.btn-ghost:hover{border-color:var(--primary);color:var(--text-1);background:rgba(22,229,176,.08);}
.burger{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line-strong);background:transparent;color:var(--text-1);
  font-size:16px;align-items:center;justify-content:center;
}
.burger:hover{border-color:var(--primary);color:var(--primary);}

/* offcanvas 抽屉 */
.site-drawer{background:var(--bg-2);border-left:1px solid var(--line);width:300px;color:var(--text-1);}
.site-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.site-drawer .offcanvas-title{font-size:16px;}
.drawer-close{
  width:36px;height:36px;border-radius:9px;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-2);font-size:18px;line-height:1;
}
.drawer-close:hover{color:var(--primary);border-color:var(--primary);}
.site-drawer .offcanvas-body{padding:12px 12px 24px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 14px;border-radius:10px;
  color:var(--text-2);font-size:15px;
}
.drawer-link:hover{background:rgba(22,229,176,.08);color:var(--primary);}
.drawer-link.active{color:var(--text-1);background:rgba(22,229,176,.10);font-weight:600;}
.drawer-link i{font-size:12px;color:var(--text-3);}
.drawer-cta{margin-top:16px;width:100%;}

/* ---------- 页面头部 ---------- */
.page-hero{
  position:relative;
  padding:64px 0 56px;
  background-image:
    linear-gradient(100deg, rgba(7,16,20,.94) 0%, rgba(7,16,20,.78) 46%, rgba(15,30,34,.62) 100%),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb-x{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);margin-bottom:20px;
}
.breadcrumb-x a{color:var(--text-2);}
.breadcrumb-x a:hover{color:var(--primary);}
.breadcrumb-x span[aria-current]{color:var(--text-1);}
.page-hero h1{
  font-size:clamp(30px,4.4vw,50px);line-height:1.15;max-width:22ch;
}
.page-hero h1 em{font-style:normal;color:var(--primary);}
.hero-sub{
  margin-top:16px;font-size:clamp(15px,1.5vw,17px);color:var(--text-2);max-width:44ch;
}
.hero-rule{width:64px;height:3px;background:var(--primary);border-radius:2px;margin:22px 0 26px;box-shadow:var(--glow);}
.hero-stats{display:flex;align-items:center;flex-wrap:wrap;gap:26px;}
.stat-item{display:flex;flex-direction:column;gap:2px;}
.stat-num{font-family:var(--mono);font-size:19px;font-weight:600;color:var(--text-1);}
.stat-label{font-size:12px;color:var(--text-3);letter-spacing:.04em;}
.stat-sep{width:1px;height:32px;background:var(--line);}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;}
.badge-x{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:500;
  background:rgba(123,92,255,.16);border:1px solid rgba(123,92,255,.35);color:#C4B6FF;
}
.badge-x.ok{background:rgba(22,229,176,.14);border-color:rgba(22,229,176,.35);color:var(--primary);}
.badge-x.hot{background:rgba(255,122,69,.14);border-color:rgba(255,122,69,.35);color:#FFA57E;}

/* ---------- 通用板块 ---------- */
.section{padding:clamp(56px,7vw,96px) 0;}
.section.tight{padding-top:clamp(40px,5vw,64px);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap;}
.sec-title{font-size:clamp(22px,2.6vw,32px);line-height:1.25;}
.sec-desc{color:var(--text-2);font-size:15px;margin-top:10px;max-width:60ch;}
.sec-more{font-size:14px;font-weight:600;white-space:nowrap;}
.sec-more i{font-size:12px;margin-left:4px;}

/* ---------- 左窄栏 + 右宽栏 ---------- */
.split{display:grid;grid-template-columns:300px minmax(0,1fr);gap:32px;align-items:start;}
.side-note{position:sticky;top:104px;display:flex;flex-direction:column;gap:16px;}
.glass{
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--line);border-radius:var(--r-card);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1),var(--inner-hi);
}
.note-card{padding:22px;}
.note-card h3{font-size:16px;margin-bottom:12px;}
.note-card p{font-size:14px;color:var(--text-2);line-height:1.8;}
.check-list{margin-top:14px;display:flex;flex-direction:column;gap:10px;}
.check-list li{
  display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.6;
}
.check-list li i{color:var(--primary);font-size:12px;margin-top:6px;flex:0 0 auto;}
.note-links{display:flex;flex-direction:column;}
.note-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 0;border-top:1px solid var(--line);font-size:14px;color:var(--text-2);
}
.note-links a:first-child{border-top:0;}
.note-links a:hover{color:var(--primary);}
.note-links a i{font-size:11px;color:var(--text-3);}
.note-links a:hover i{color:var(--primary);}

/* ---------- 条目网格 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.entry-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--line);border-radius:var(--r-card);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1),var(--inner-hi);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(22,229,176,.35);box-shadow:var(--shadow-2);}
.entry-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2);}
.entry-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease;}
.entry-card:hover .entry-media img{transform:scale(1.03);}
.entry-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,16,20,.05),rgba(7,16,20,.72));
}
.entry-num{
  position:absolute;left:16px;bottom:12px;z-index:2;
  font-family:var(--mono);font-size:26px;font-weight:600;color:rgba(242,247,246,.55);
  letter-spacing:.04em;line-height:1;
}
.entry-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.entry-title{font-size:18px;line-height:1.4;}
.entry-text{font-size:14px;color:var(--text-2);line-height:1.75;}
.entry-meta{
  margin-top:auto;display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  font-size:12px;color:var(--text-3);font-family:var(--mono);
}
.entry-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-3);}

/* ---------- 流程条 ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
  counter-reset:step;
}
.step{
  position:relative;padding:24px 20px 22px;
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--inner-hi);
}
.step::after{
  content:"";position:absolute;top:46px;right:-20px;width:20px;height:1px;
  background:linear-gradient(90deg,rgba(22,229,176,.6),rgba(22,229,176,0));
}
.step:last-child::after{display:none;}
.step-num{
  font-family:var(--mono);font-size:13px;color:var(--primary);
  letter-spacing:.14em;margin-bottom:12px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-2);line-height:1.7;}

/* ---------- 适配双栏 ---------- */
.dual{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.dual-card{
  padding:28px;
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--line);border-radius:var(--r-block);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1),var(--inner-hi);
}
.dual-card h3{font-size:19px;display:flex;align-items:center;gap:10px;margin-bottom:6px;}
.dual-card h3 i{color:var(--primary);font-size:16px;}
.dual-card .dual-sub{font-size:13px;color:var(--text-3);font-family:var(--mono);letter-spacing:.04em;margin-bottom:18px;}
.kv-list{display:flex;flex-direction:column;}
.kv-list li{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:12px 0;border-top:1px solid var(--line);font-size:14px;
}
.kv-list li:first-child{border-top:0;}
.kv-list .k{color:var(--text-2);}
.kv-list .v{color:var(--text-1);font-family:var(--mono);font-size:14px;text-align:right;}

/* ---------- FAQ ---------- */
.faq-list{border-bottom:1px solid var(--line);}
.faq-item{border-top:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  display:flex;gap:14px;align-items:flex-start;
  padding:20px 0 20px 16px;font-size:17px;font-weight:600;color:var(--text-1);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-mark{position:relative;width:18px;height:18px;flex:0 0 18px;margin-top:5px;}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary);border-radius:1px;
  transform:translate(-50%,-50%);transition:transform .25s ease,opacity .25s ease;
}
.faq-mark::before{width:12px;height:2px;}
.faq-mark::after{width:2px;height:12px;}
.faq-item[open] .faq-mark::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-item[open] summary{color:var(--primary);}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  background:var(--primary);border-radius:2px;box-shadow:var(--glow);
}
.faq-body{padding:0 0 22px 32px;max-width:78ch;}
.faq-body p{font-size:15px;color:var(--text-2);line-height:1.85;}
.faq-body p + p{margin-top:10px;}

/* ---------- 转化条 ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  padding:32px 34px;
  background:linear-gradient(120deg,rgba(22,229,176,.12),rgba(255,255,255,.03) 52%,rgba(123,92,255,.10));
  border:1px solid var(--line);border-radius:var(--r-block);
  box-shadow:var(--shadow-2),var(--inner-hi);
}
.cta-text h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px;}
.cta-text p{font-size:14px;color:var(--text-2);max-width:52ch;}
.cta-right{display:flex;align-items:center;gap:22px;}
.qr-box{
  width:96px;height:96px;border-radius:var(--r-img);flex:0 0 auto;
  display:grid;place-items:center;text-align:center;
  background:
    radial-gradient(circle at 30% 30%, rgba(22,229,176,.35), transparent 60%),
    repeating-linear-gradient(45deg,rgba(255,255,255,.09) 0 6px,rgba(255,255,255,.02) 6px 12px),
    var(--bg-2);
  border:1px solid var(--line-strong);
  font-size:12px;color:var(--text-2);padding:8px;line-height:1.4;
}

/* ---------- 保障条 ---------- */
.guarantee{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--inner-hi);
}
.g-item{
  display:flex;gap:12px;align-items:flex-start;padding:20px 22px;
  border-left:1px solid var(--line);
}
.g-item:first-child{border-left:0;}
.g-item i{color:var(--primary);font-size:20px;margin-top:3px;}
.g-item h4{font-size:14px;margin-bottom:2px;}
.g-item p{font-size:12px;color:var(--text-3);line-height:1.6;}

/* ---------- 内链卡 ---------- */
.link-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.link-card{
  display:flex;flex-direction:column;gap:10px;padding:24px;
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--inner-hi);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.link-card:hover{transform:translateY(-4px);border-color:rgba(22,229,176,.35);box-shadow:var(--shadow-2);}
.link-card .lc-top{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.link-card h3{font-size:18px;color:var(--text-1);}
.link-card:hover h3{color:var(--primary);}
.link-card p{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:8px;background:var(--bg-0);border-top:1px solid var(--line);
  padding:56px 0 0;position:relative;z-index:1;
}
.site-footer .cols{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
  padding-bottom:40px;
}
.site-footer .brand{margin-bottom:16px;}
.site-footer .foot-brand p{font-size:14px;color:var(--text-2);line-height:1.8;max-width:38ch;}
.social{display:flex;gap:10px;margin-top:18px;}
.social a{
  width:36px;height:36px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line-strong);color:var(--text-2);font-size:14px;
  transition:all .22s ease;
}
.social a:hover{border-color:var(--primary);color:var(--primary);background:rgba(22,229,176,.08);}
.site-footer h4{font-size:14px;margin-bottom:16px;letter-spacing:.02em;}
.site-footer ul li{margin-bottom:10px;}
.site-footer ul a{font-size:14px;color:var(--text-2);}
.site-footer ul a:hover{color:var(--primary);}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 0 24px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.foot-bottom .links{display:flex;gap:18px;flex-wrap:wrap;}
.foot-bottom .links a{color:var(--text-3);font-size:13px;}
.foot-bottom .links a:hover{color:var(--primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .split{grid-template-columns:260px minmax(0,1fr);gap:24px;}
}
@media (max-width:991.98px){
  .main-nav{display:none;}
  .burger{display:inline-flex;}
  .nav-cta .btn-glow{display:none;}
  .nav-inner{height:60px;gap:12px;}
  .split{grid-template-columns:1fr;}
  .side-note{position:static;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step:nth-child(2)::after{display:none;}
  .site-footer .cols{grid-template-columns:repeat(2,minmax(0,1fr));}
  .link-cards{grid-template-columns:repeat(2,minmax(0,1fr));}
  .guarantee{grid-template-columns:repeat(2,minmax(0,1fr));}
  .g-item:nth-child(3){border-left:0;}
  .g-item:nth-child(n+3){border-top:1px solid var(--line);}
}
@media (max-width:767.98px){
  .container-x{padding:0 20px;}
  .topbar-tip{display:none;}
  .entry-grid{grid-template-columns:1fr;}
  .dual{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .step::after{display:none;}
  .link-cards{grid-template-columns:1fr;}
  .cta-band{padding:26px 22px;}
  .cta-right{width:100%;justify-content:space-between;}
  .page-hero{padding:48px 0 42px;}
  .page-hero h1{max-width:none;}
}
@media (max-width:575.98px){
  .container-x{padding:0 16px;}
  body{font-size:15px;}
  .hero-stats{gap:18px;}
  .stat-sep{display:none;}
  .guarantee{grid-template-columns:1fr;}
  .g-item{border-left:0;}
  .g-item:nth-child(n+2){border-top:1px solid var(--line);}
  .site-footer .cols{grid-template-columns:1fr;gap:28px;}
  .btn-glow,.btn-ghost{width:100%;}
  .cta-right{flex-direction:column;align-items:stretch;}
  .qr-box{width:100%;height:80px;}
}

/* roulang page: category2 */
:root{
  --bg-0:#071014; --bg-1:#0A1418; --bg-2:#0F1E22;
  --surface:rgba(255,255,255,.055); --surface-2:rgba(255,255,255,.03);
  --line:rgba(255,255,255,.10); --line-strong:rgba(255,255,255,.18);
  --primary:#16E5B0; --primary-ink:#06110F; --primary-deep:#0FC79A;
  --accent:#7B5CFF; --warn:#FF7A45;
  --text-1:#F2F7F6; --text-2:#A9BFC0; --text-3:#6E8688;
  --glow:rgba(22,229,176,.35); --focus:#16E5B0;
  --r-card:16px; --r-block:20px; --r-btn:10px; --r-img:12px;
  --shadow-1:0 2px 8px rgba(0,0,0,.35);
  --shadow-2:0 10px 32px rgba(0,0,0,.45);
  --inset:inset 0 1px 0 rgba(255,255,255,.06);
  --sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --mono:"Barlow","Inter",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg-1);color:var(--text-1);
  font-family:var(--sans);font-size:16px;line-height:1.75;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(120% 90% at 60% 0%,#000 25%,transparent 95%);
  -webkit-mask-image:radial-gradient(120% 90% at 60% 0%,#000 25%,transparent 95%);
}
body::after{
  content:"";position:fixed;top:-18%;right:-12%;width:62vw;height:62vw;max-width:880px;max-height:880px;
  border-radius:50%;pointer-events:none;z-index:0;
  background:radial-gradient(circle,rgba(22,229,176,.10),rgba(22,229,176,0) 66%);
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .22s ease,border-color .22s ease,background .22s ease}
a:hover{color:#68F3CE}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
time{font-family:var(--mono);font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:6px}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
@media (min-width:1400px){.container-x{max-width:1280px}}
@media (max-width:991px){.container-x{padding:0 20px}}
@media (max-width:575px){.container-x{padding:0 16px}}

/* 顶部信息条 */
.topbar{position:relative;z-index:60;background:rgba(22,229,176,.06);border-bottom:1px solid var(--line);font-size:13px}
.topbar-inner{display:flex;align-items:center;gap:16px;height:36px;color:var(--text-2)}
.topbar-domain{font-family:var(--mono);letter-spacing:.6px;color:var(--primary)}
.topbar-tip{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-action{color:var(--text-1);border-left:1px solid var(--line-strong);padding-left:16px;white-space:nowrap}
.topbar-action:hover{color:var(--primary)}
@media (max-width:575px){
  .topbar-domain{display:none}
  .topbar{gap:0}
}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:50;background:rgba(10,20,24,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text-1);flex:0 0 auto}
.brand:hover{color:var(--text-1)}
.brand .mark{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),#0B8F72);color:var(--primary-ink);
  font-weight:800;font-size:17px;box-shadow:var(--inset),0 0 18px rgba(22,229,176,.28);
}
.brand .wordmark{display:flex;flex-direction:column;font-size:17px;font-weight:700;line-height:1.12;letter-spacing:.4px}
.brand .wordmark small{font-family:var(--mono);font-size:9.5px;letter-spacing:2.4px;color:var(--text-3);font-weight:500;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{position:relative;padding:10px 12px;color:var(--text-2);font-size:15px;border-radius:8px;white-space:nowrap}
.main-nav a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px var(--glow);
  transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.main-nav a:hover{color:var(--primary)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--text-1)}
.main-nav a.active::after{transform:scaleX(1)}
.nav-cta{height:40px;padding:0 18px;font-size:14px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-1);margin-left:auto;place-items:center;font-size:17px;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}
@media (max-width:1199px){.main-nav a{padding:10px 9px;font-size:14.5px}}
@media (max-width:991px){
  .nav-inner{height:60px}
  .main-nav,.nav-cta{display:none}
  .nav-toggle{display:grid}
  .brand .wordmark{font-size:15.5px}
}
.drawer{--bs-offcanvas-width:300px;background:var(--bg-2);color:var(--text-1);border-left:1px solid var(--line)}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px}
.drawer-title{font-size:15px;font-weight:700;letter-spacing:.5px}
.drawer-close{background:transparent;border:1px solid var(--line-strong);color:var(--text-1);width:36px;height:36px;border-radius:9px}
.drawer-close:hover{border-color:var(--primary);color:var(--primary)}
.drawer .offcanvas-body{padding:12px 12px 24px;display:flex;flex-direction:column;gap:2px}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  height:48px;padding:0 12px;border-radius:10px;color:var(--text-2);font-size:15px;
}
.drawer-link:hover{background:var(--surface);color:var(--primary)}
.drawer-link.active{color:var(--text-1);background:rgba(22,229,176,.10);border-left:3px solid var(--primary)}

/* 按钮 */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary-x{background:var(--primary);color:var(--primary-ink);box-shadow:0 0 24px var(--glow),var(--inset)}
.btn-primary-x:hover{background:#3DF0C2;color:var(--primary-ink);transform:translateY(-2px);box-shadow:0 0 34px var(--glow)}
.btn-primary-x:active{transform:translateY(0)}
.btn-ghost-x{background:transparent;border-color:var(--line-strong);color:var(--text-1)}
.btn-ghost-x:hover{border-color:var(--primary);background:rgba(22,229,176,.08);color:var(--text-1);transform:translateY(-2px)}
.btn-ghost-x:active{transform:translateY(0)}
.link-x{color:var(--primary);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.link-x:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
@media (max-width:575px){.btn-x{height:44px;padding:0 18px;font-size:14.5px}}

/* 徽章 */
.badge-x{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;
  padding:3px 10px;border-radius:999px;border:1px solid var(--line-strong);
  background:var(--surface);color:var(--text-2);line-height:1.6;
}
.badge-accent{color:#C6BAFF;border-color:rgba(123,92,255,.42);background:rgba(123,92,255,.13)}
.badge-green{color:#7CF3D4;border-color:rgba(22,229,176,.36);background:rgba(22,229,176,.12)}
.badge-warn{color:#FFB596;border-color:rgba(255,122,69,.38);background:rgba(255,122,69,.12)}

/* 玻璃与卡片 */
.glass{
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--line);border-radius:var(--r-card);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1),var(--inset);
}
.card-hover{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.card-hover:hover{transform:translateY(-4px);border-color:rgba(22,229,176,.35);box-shadow:var(--shadow-2),var(--inset)}

/* 首屏横幅 */
.page-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center right;
}
.page-hero .hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(7,16,20,.95) 0%,rgba(7,16,20,.88) 42%,rgba(10,30,34,.66) 100%);
}
.page-hero .hero-veil::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:linear-gradient(90deg,#000,transparent 80%);
  -webkit-mask-image:linear-gradient(90deg,#000,transparent 80%);
}
.hero-inner{padding-top:clamp(40px,6vw,72px);padding-bottom:clamp(36px,5vw,60px)}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{opacity:.7}
.hero-inner h1{
  font-size:clamp(30px,4.4vw,52px);line-height:1.15;font-weight:700;
  margin:14px 0 0;max-width:900px;
}
.hero-inner h1 .hl{color:var(--primary)}
.hero-sub{margin-top:14px;font-size:clamp(15px,1.6vw,18px);color:var(--text-2);max-width:640px}
.hero-line{width:64px;height:3px;border-radius:3px;background:var(--primary);box-shadow:0 0 14px var(--glow);margin-top:22px}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:24px;font-family:var(--mono);font-size:13px;color:var(--text-2)}
.hero-meta span b{color:var(--text-1);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* 通用板块 */
.section{padding-block:clamp(56px,7vw,104px);position:relative;z-index:1}
.section.tight{padding-block:clamp(40px,5vw,72px)}
.sec-head{max-width:780px;margin-bottom:36px}
.sec-head h2{font-size:clamp(22px,2.6vw,32px)}
.sec-head p{margin-top:12px;color:var(--text-2);font-size:15px}
.sec-head .kicker{display:inline-flex;margin-bottom:12px}

/* 时间轴 */
.timeline{position:relative;display:grid;gap:20px}
.timeline::before{
  content:"";position:absolute;left:96px;top:14px;bottom:14px;width:1px;
  background:linear-gradient(180deg,transparent,var(--line-strong) 6%,var(--line-strong) 94%,transparent);
}
.tl-item{position:relative;display:grid;grid-template-columns:80px 1fr;gap:32px;align-items:start}
.tl-item::before{
  content:"";position:absolute;left:92px;top:26px;width:9px;height:9px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 0 4px rgba(22,229,176,.14),0 0 14px var(--glow);
}
.tl-time{display:flex;flex-direction:column;align-items:flex-end;gap:6px;padding-top:18px;text-align:right}
.tl-time time{font-size:20px;font-weight:600;color:var(--primary);letter-spacing:.5px}
.tl-time .tl-tag{font-size:11.5px;color:var(--text-3);letter-spacing:.5px}
.tl-card{display:grid;grid-template-columns:220px 1fr;gap:22px;padding:20px;border-radius:var(--r-card)}
.tl-card img{width:100%;height:150px;object-fit:cover;border-radius:var(--r-img);transition:transform .35s ease}
.tl-card:hover img{transform:scale(1.03)}
.tl-card .tl-body h3{font-size:19px;margin:10px 0 8px}
.tl-card .tl-body p{color:var(--text-2);font-size:14.5px}
.tl-points{margin-top:12px;display:grid;gap:6px}
.tl-points li{position:relative;padding-left:16px;font-size:13.5px;color:var(--text-2)}
.tl-points li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:rgba(22,229,176,.7)}
@media (max-width:767px){
  .timeline::before{display:none}
  .tl-item{grid-template-columns:1fr;gap:10px}
  .tl-item::before{display:none}
  .tl-time{flex-direction:row;align-items:center;gap:10px;padding-top:0;text-align:left}
  .tl-card{grid-template-columns:1fr;gap:16px}
  .tl-card img{height:180px}
}

/* 兑换流程 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.flow-item{position:relative;padding:22px;border-radius:var(--r-card);background:var(--surface-2);border:1px solid var(--line);box-shadow:var(--inset)}
.flow-item .num{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:12.5px;font-weight:600;color:var(--primary);
  border:1px solid rgba(22,229,176,.36);background:rgba(22,229,176,.08);
  border-radius:999px;padding:2px 10px;margin-bottom:12px;
}
.flow-item h3{font-size:16.5px;margin-bottom:8px}
.flow-item p{font-size:13.5px;color:var(--text-2)}
.flow-item:not(:last-child)::after{
  content:"";position:absolute;right:-9px;top:50%;width:18px;height:1px;background:var(--line-strong);
}
@media (max-width:991px){.flow{grid-template-columns:repeat(2,1fr)}.flow-item:not(:last-child)::after{display:none}}
@media (max-width:575px){.flow{grid-template-columns:1fr}}

/* 横长优势卡 */
.adv-list{display:grid;gap:16px}
.adv{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center;padding:18px;border-radius:var(--r-card)}
.adv img{width:100%;height:132px;object-fit:cover;border-radius:var(--r-img)}
.adv h3{font-size:18px;margin-bottom:8px}
.adv p{color:var(--text-2);font-size:14.5px}
.adv .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
@media (max-width:767px){
  .adv{grid-template-columns:1fr;gap:16px}
  .adv img{height:170px}
}

/* CTA 条 */
.cta-bar{
  display:flex;align-items:center;gap:28px;flex-wrap:wrap;
  padding:clamp(22px,3vw,34px);border-radius:var(--r-block);
  background:linear-gradient(120deg,rgba(22,229,176,.14),rgba(123,92,255,.09));
  border:1px solid var(--line-strong);box-shadow:var(--shadow-1),var(--inset);
}
.cta-bar h2{font-size:clamp(20px,2.2vw,26px)}
.cta-bar p{color:var(--text-2);margin-top:8px;font-size:14.5px;max-width:560px}
.cta-copy{flex:1 1 320px;min-width:260px}
.cta-side{display:flex;align-items:center;gap:20px;margin-left:auto;flex-wrap:wrap}
.qr{
  width:96px;height:96px;border-radius:12px;border:1px solid var(--line-strong);
  display:grid;place-items:center;text-align:center;font-size:11.5px;line-height:1.4;color:var(--text-2);
  background:
    linear-gradient(rgba(22,229,176,.16) 1px,transparent 1px),
    linear-gradient(90deg,rgba(22,229,176,.16) 1px,transparent 1px),
    rgba(255,255,255,.05);
  background-size:12px 12px;
}

/* FAQ */
.faq{border-top:1px solid var(--line)}
.faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.faq .accordion-button{
  background:transparent;color:var(--text-1);font-size:17px;font-weight:600;line-height:1.5;
  padding:22px 48px 22px 16px;box-shadow:none;border-left:3px solid transparent;border-radius:0;
}
.faq .accordion-button:not(.collapsed){
  color:var(--primary);background:linear-gradient(90deg,rgba(22,229,176,.09),transparent 70%);
  border-left-color:var(--primary);box-shadow:none;
}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--focus);outline-offset:-2px}
.faq .accordion-button::after{display:none}
.faq .accordion-button .plus{margin-left:auto;font-family:var(--mono);font-size:20px;line-height:1;color:var(--text-3)}
.faq .accordion-button .plus::before{content:"+"}
.faq .accordion-button:not(.collapsed) .plus{color:var(--primary)}
.faq .accordion-button:not(.collapsed) .plus::before{content:"−"}
.faq .accordion-body{padding:0 48px 24px 16px;color:var(--text-2);font-size:14.5px;max-width:900px}
@media (max-width:575px){
  .faq .accordion-button{font-size:15.5px;padding:18px 42px 18px 14px}
  .faq .accordion-body{padding:0 20px 20px 14px}
}

/* 内链卡 */
.links-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.link-card{display:block;padding:24px;border-radius:var(--r-card);color:var(--text-1)}
.link-card:hover{color:var(--text-1)}
.link-card .ico{
  width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
  background:rgba(22,229,176,.10);border:1px solid rgba(22,229,176,.28);color:var(--primary);font-size:17px;margin-bottom:16px;
}
.link-card h3{font-size:17px;margin-bottom:8px}
.link-card p{font-size:13.5px;color:var(--text-2)}
.link-card .more{margin-top:16px}
@media (max-width:991px){.links-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:575px){.links-grid{grid-template-columns:1fr}}

/* 保障条 */
.guard{position:relative;z-index:1;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.025)}
.guard-row{display:grid;grid-template-columns:repeat(4,1fr)}
.guard-item{display:flex;gap:12px;align-items:flex-start;padding:22px 20px;border-left:1px solid var(--line)}
.guard-item:first-child{border-left:0}
.guard-item i{color:var(--primary);font-size:20px;margin-top:4px}
.guard-item h3{font-size:14px;font-weight:600}
.guard-item p{font-size:12.5px;color:var(--text-3);margin-top:4px}
@media (max-width:991px){
  .guard-row{grid-template-columns:repeat(2,1fr)}
  .guard-item:nth-child(odd){border-left:0}
  .guard-item:nth-child(n+3){border-top:1px solid var(--line)}
}
@media (max-width:575px){.guard-row{grid-template-columns:1fr}.guard-item{border-left:0;border-top:1px solid var(--line)}.guard-item:first-child{border-top:0}}

/* 页脚 */
.site-footer{margin-top:0;background:var(--bg-0);border-top:1px solid var(--line);padding-top:56px;position:relative;z-index:1}
.site-footer .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.site-footer h4{font-size:15px;letter-spacing:.5px;margin-bottom:16px}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{color:var(--text-2);font-size:14px}
.site-footer ul a:hover{color:var(--primary)}
.site-footer ul a.active{color:var(--primary)}
.foot-brand p{color:var(--text-2);font-size:14px;margin:16px 0 18px;max-width:360px}
.social{display:flex;gap:10px}
.social a{
  width:36px;height:36px;border-radius:999px;border:1px solid var(--line-strong);
  display:grid;place-items:center;color:var(--text-2);font-size:14px;
}
.social a:hover{color:var(--primary-ink);background:var(--primary);border-color:var(--primary);box-shadow:0 0 18px var(--glow)}
.foot-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:20px 0 28px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.foot-bottom .links{display:flex;gap:18px;flex-wrap:wrap}
.foot-bottom .links a{color:var(--text-3)}
.foot-bottom .links a:hover{color:var(--primary)}
@media (max-width:991px){.site-footer .cols{grid-template-columns:1fr 1fr}}
@media (max-width:575px){.site-footer .cols{grid-template-columns:1fr}.site-footer{padding-top:40px}}

/* roulang page: category3 */
:root{
  --bg-0:#071014;
  --bg-1:#0A1418;
  --bg-2:#0F1E22;
  --surface:rgba(255,255,255,.055);
  --surface-2:rgba(255,255,255,.03);
  --surface-3:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --primary:#16E5B0;
  --primary-ink:#06110F;
  --primary-deep:#0FC79A;
  --accent:#7B5CFF;
  --warn:#FF7A45;
  --text-1:#F2F7F6;
  --text-2:#A9BFC0;
  --text-3:#6E8688;
  --glow:0 0 24px rgba(22,229,176,.35);
  --focus:#16E5B0;
  --r-card:16px;
  --r-block:20px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 2px 8px rgba(0,0,0,.35);
  --shadow-2:0 10px 32px rgba(0,0,0,.45);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow","Inter","Segoe UI",system-ui,sans-serif;
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:
    radial-gradient(760px 420px at 88% -6%, rgba(22,229,176,.10), transparent 60%),
    linear-gradient(180deg,var(--bg-1) 0%, var(--bg-0) 100%);
  background-attachment:fixed;
  color:var(--text-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:56px 56px;
  z-index:0;
  opacity:.9;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease, opacity .2s ease;}
a:hover{color:#5FF5CE;}
h1,h2,h3,h4{margin:0;color:var(--text-1);font-weight:700;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px;}
::selection{background:rgba(22,229,176,.3);color:#fff;}

.container-x{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:16px;
  padding-right:16px;
  position:relative;
  z-index:1;
}
@media (min-width:768px){.container-x{padding-left:20px;padding-right:20px;}}
@media (min-width:992px){.container-x{padding-left:24px;padding-right:24px;}}
@media (min-width:1400px){.container-x{max-width:1280px;}}

.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.4px;}

/* ============ 顶部信息条 ============ */
.topbar{
  min-height:36px;
  background:rgba(22,229,176,.06);
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
  position:relative;
  z-index:5;
}
.topbar .container-x{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.topbar .tb-left{display:flex;align-items:center;gap:10px;white-space:nowrap;}
.topbar .tb-left i{color:var(--primary);font-size:12px;}
.topbar .tb-domain{font-family:var(--font-num);color:var(--text-3);letter-spacing:.5px;}
.topbar .tb-right{display:flex;align-items:center;gap:14px;white-space:nowrap;}
.topbar .tb-right .sep{width:1px;height:14px;background:var(--line-strong);display:inline-block;}
.topbar .tb-tip{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:44vw;}
.topbar .tb-link{color:var(--primary);font-weight:600;}
@media (max-width:767px){
  .topbar .tb-left{display:none;}
  .topbar .tb-tip{max-width:60vw;}
  .topbar .tb-right{gap:10px;}
}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:60;}
.nav-wrap{
  background:rgba(10,20,24,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--text-1);}
.brand:hover{color:var(--text-1);}
.brand .mark{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--primary),var(--primary-deep));
  color:var(--primary-ink);
  font-weight:800;font-size:19px;
  box-shadow:var(--glow), inset 0 1px 0 rgba(255,255,255,.35);
  flex:0 0 auto;
}
.brand .wordmark{display:flex;flex-direction:column;line-height:1.15;font-size:17px;font-weight:700;}
.brand .wordmark small{font-family:var(--font-num);font-size:10px;letter-spacing:2.4px;color:var(--text-3);font-weight:600;}
.main-nav{display:flex;align-items:center;gap:6px;}
.main-nav a{
  position:relative;
  padding:8px 14px;
  font-size:15px;
  color:var(--text-2);
  border-radius:8px;
  transition:color .2s ease, background .2s ease;
}
.main-nav a:hover{color:var(--primary);background:rgba(22,229,176,.06);}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:2px;height:2px;width:0;
  background:var(--primary);border-radius:2px;transform:translateX(-50%);
  transition:width .24s ease;box-shadow:var(--glow);
}
.main-nav a:hover::after{width:12px;}
.main-nav a.active{color:var(--text-1);font-weight:600;}
.main-nav a.active::after{width:calc(100% - 24px);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--line-strong);
  color:var(--text-1);font-size:17px;
}
@media (max-width:991px){
  .nav-inner{height:60px;}
  .main-nav{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-actions .btn-x{display:none;}
  .brand .wordmark{font-size:15px;}
}
@media (max-width:400px){
  .brand .mark{width:34px;height:34px;font-size:17px;}
  .brand .wordmark small{display:none;}
}

/* 抽屉 */
.dark-drawer{
  background:var(--bg-2);
  color:var(--text-1);
  width:300px!important;
  border-left:1px solid var(--line);
}
.dark-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px;}
.dark-drawer .offcanvas-header .wordmark{font-size:16px;font-weight:700;}
.dark-drawer .offcanvas-body{padding:16px 20px;display:flex;flex-direction:column;gap:18px;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;font-size:15px;
  color:var(--text-2);border-bottom:1px solid var(--line);
}
.drawer-nav a::after{content:"\f054";font-family:"Font Awesome 6 Free";font-weight:900;font-size:11px;color:var(--text-3);}
.drawer-nav a.active{color:var(--primary);font-weight:600;}
.drawer-nav a.active::after{color:var(--primary);}
.btn-close-x{
  width:36px;height:36px;border-radius:10px;background:transparent;
  border:1px solid var(--line-strong);color:var(--text-1);
}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
}
.btn-primary-x{
  background:var(--primary);color:var(--primary-ink);
  box-shadow:var(--glow), inset 0 1px 0 rgba(255,255,255,.28);
}
.btn-primary-x:hover{background:#3FF0C2;color:var(--primary-ink);transform:translateY(-2px);box-shadow:0 0 30px rgba(22,229,176,.5);}
.btn-primary-x:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;color:var(--text-1);border-color:var(--line-strong);
}
.btn-ghost:hover{border-color:var(--primary);background:rgba(22,229,176,.08);color:var(--text-1);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm-x{height:44px;padding:0 18px;font-size:14px;}
@media (max-width:575px){.btn-x{height:44px;padding:0 18px;font-size:14px;}}

/* ============ 徽章 / 标签 ============ */
.badge-x{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:500;line-height:1;
  padding:6px 11px;border-radius:999px;
  background:rgba(255,255,255,.07);
  border:1px solid var(--line);
  color:var(--text-2);
}
.badge-cat{background:rgba(123,92,255,.16);border-color:rgba(123,92,255,.42);color:#BEAEFF;}
.badge-ok{background:rgba(22,229,176,.14);border-color:rgba(22,229,176,.4);color:var(--primary);}
.badge-hot{background:rgba(255,122,69,.16);border-color:rgba(255,122,69,.42);color:#FFAE8C;}

/* ============ 通用板块 ============ */
.section{padding:clamp(56px,7vw,104px) 0;}
.section-tight{padding:clamp(40px,5vw,72px) 0;}
.sec-head{margin-bottom:clamp(28px,3.2vw,44px);max-width:820px;}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.25;}
.sec-head p{margin-top:12px;color:var(--text-2);font-size:15px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:1.6px;
  color:var(--primary);text-transform:uppercase;
  font-family:var(--font-num);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--primary);display:inline-block;}

.card-x{
  position:relative;
  background:linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
  border:1px solid var(--line);
  border-radius:var(--r-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1), inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.card-x:hover{transform:translateY(-4px);border-color:rgba(22,229,176,.35);box-shadow:var(--shadow-2);}

/* ============ 面包屑 ============ */
.crumb-bar{border-bottom:1px solid var(--line);background:rgba(10,20,24,.4);}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);padding:14px 0;flex-wrap:wrap;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--primary);}
.crumb .cur{color:var(--text-1);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.crumb i{font-size:10px;color:var(--text-3);}

/* ============ Hero ============ */
.hero-cat{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-cat::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(90deg, rgba(7,16,20,.94) 0%, rgba(7,16,20,.78) 46%, rgba(7,16,20,.55) 100%),
                   url("/assets/images/backpic/back-2.png");
  background-size:cover, cover;
  background-position:center, center;
  z-index:0;
}
.hero-cat::after{
  content:"";
  position:absolute;right:-140px;top:-160px;width:520px;height:520px;
  background:radial-gradient(circle, rgba(22,229,176,.16), transparent 68%);
  z-index:0;pointer-events:none;
}
.hero-cat .container-x{z-index:1;padding-top:clamp(44px,6vw,84px);padding-bottom:clamp(44px,6vw,84px);}
.hero-grid{display:grid;grid-template-columns:1fr;gap:36px;}
@media (min-width:992px){.hero-grid{grid-template-columns:1.35fr .8fr;align-items:end;gap:48px;}}
.hero-cat h1{
  font-size:clamp(30px,4.4vw,52px);
  line-height:1.15;
  max-width:15em;
}
.hero-cat h1 .hl{color:var(--primary);}
.hero-line{width:64px;height:3px;background:var(--primary);border-radius:3px;margin:20px 0;box-shadow:var(--glow);}
.hero-sub{font-size:clamp(17px,1.6vw,20px);color:var(--text-1);font-weight:600;margin-bottom:14px;}
.hero-cat .lead{color:var(--text-2);font-size:15px;max-width:60ch;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:18px 34px;margin-top:34px;
  padding-top:22px;border-top:1px solid var(--line);
}
.hero-stats .st{display:flex;flex-direction:column;gap:2px;}
.hero-stats .st b{font-family:var(--font-num);font-size:24px;font-weight:700;color:var(--primary);line-height:1.1;}
.hero-stats .st span{font-size:13px;color:var(--text-3);}
.hero-side{
  padding:24px;
  border-radius:var(--r-block);
}
.hero-side h2{font-size:17px;margin-bottom:14px;}
.hero-side ul li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--text-2);
  padding:11px 0;border-bottom:1px dashed var(--line);
}
.hero-side ul li:last-child{border-bottom:0;padding-bottom:0;}
.hero-side ul li i{color:var(--primary);font-size:13px;margin-top:5px;}

/* ============ 双列长卡清单 ============ */
.guide-layout{display:grid;grid-template-columns:1fr;gap:28px;}
@media (min-width:992px){
  .guide-layout{grid-template-columns:8fr 4fr;gap:32px;align-items:start;}
}
.long-card{
  padding:24px;
  display:grid;grid-template-columns:1fr;gap:20px;
  margin-bottom:22px;
}
@media (min-width:768px){
  .long-card{grid-template-columns:1.05fr .95fr;gap:26px;align-items:start;padding:28px;}
}
.long-card .lc-left h3{font-size:19px;display:flex;align-items:center;gap:10px;}
.long-card .lc-left .idx{
  font-family:var(--font-num);font-size:12px;font-weight:700;
  color:var(--primary-ink);background:var(--primary);
  width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
  flex:0 0 auto;
}
.long-card .lc-left p{margin-top:12px;color:var(--text-2);font-size:15px;}
.long-card .lc-fig{margin-top:18px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);}
.long-card .lc-fig img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.long-card:hover .lc-fig img{transform:scale(1.03);}
.long-card .lc-right{background:var(--surface-2);border:1px solid var(--line);border-radius:14px;padding:20px;}
.long-card .lc-right h4{font-size:14px;color:var(--primary);letter-spacing:.6px;margin-bottom:12px;font-weight:600;}
.long-card .lc-right ul li{
  display:flex;gap:10px;font-size:14px;color:var(--text-2);
  padding:9px 0;border-bottom:1px solid var(--line);
}
.long-card .lc-right ul li:last-child{border-bottom:0;padding-bottom:0;}
.long-card .lc-right ul li i{color:var(--primary);font-size:12px;margin-top:6px;}
.long-card .lc-right ul li b{color:var(--text-1);font-weight:600;}

/* ============ 右侧 FAQ 小卡 ============ */
.side-stack{display:flex;flex-direction:column;gap:20px;}
@media (min-width:992px){.side-stack{position:sticky;top:96px;}}
.faq-mini{padding:22px;}
.faq-mini h3{font-size:16px;margin-bottom:6px;}
.faq-mini .fm-desc{font-size:13px;color:var(--text-3);margin-bottom:14px;}
.faq-mini .accordion-item{background:transparent;border:0;border-top:1px solid var(--line);}
.faq-mini .accordion-item:first-of-type{border-top:0;}
.faq-mini .accordion-button{
  background:transparent;color:var(--text-1);
  font-size:14px;font-weight:600;line-height:1.5;
  padding:14px 28px 14px 0;box-shadow:none;
}
.faq-mini .accordion-button:not(.collapsed){color:var(--primary);background:transparent;box-shadow:none;}
.faq-mini .accordion-button::after{display:none;}
.faq-mini .accordion-button::before{
  content:"+";position:absolute;right:2px;top:12px;
  font-size:18px;color:var(--primary);font-weight:600;
}
.faq-mini .accordion-button:not(.collapsed)::before{content:"−";}
.faq-mini .accordion-button::before{content:"+"}
.faq-mini .accordion-button{position:relative;}
.faq-mini .accordion-button:not(.collapsed)::before{content:"−";}
.faq-mini .accordion-body{padding:0 0 16px 0;font-size:13.5px;color:var(--text-2);line-height:1.8;}
.faq-mini .accordion-item.acc-open{border-left:0;}

.side-card{padding:22px;}
.side-card h3{font-size:16px;margin-bottom:14px;}
.side-links li a{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;font-size:14px;color:var(--text-2);
  padding:11px 0;border-bottom:1px solid var(--line);
}
.side-links li:last-child a{border-bottom:0;}
.side-links li a:hover{color:var(--primary);}
.side-links li a i{font-size:11px;color:var(--text-3);}
.side-links li a:hover i{color:var(--primary);}
.side-card .mini-cta{
  margin-top:18px;padding:16px;border-radius:14px;
  background:rgba(22,229,176,.07);border:1px solid rgba(22,229,176,.25);
}
.side-card .mini-cta p{font-size:13px;color:var(--text-2);margin-bottom:12px;}

/* ============ 阶段进度 ============ */
.phase-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media (min-width:576px){.phase-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.phase-grid{grid-template-columns:repeat(4,1fr);}}
.phase{
  padding:22px;position:relative;overflow:hidden;
}
.phase .ph-tag{
  font-family:var(--font-num);font-size:12px;font-weight:700;letter-spacing:1.4px;
  color:var(--accent);
}
.phase h3{font-size:17px;margin:10px 0 10px;}
.phase p{font-size:14px;color:var(--text-2);}
.phase .ph-bar{
  height:3px;border-radius:3px;background:var(--line);margin-top:18px;overflow:hidden;
}
.phase .ph-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:3px;}

/* ============ 对比双栏 ============ */
.compare{
  border:1px solid var(--line);
  border-radius:var(--r-block);
  overflow:hidden;
  background:var(--surface-2);
}
.cmp-row{
  display:grid;grid-template-columns:1fr;
  border-bottom:1px solid var(--line);
}
.cmp-row:last-child{border-bottom:0;}
@media (min-width:768px){.cmp-row{grid-template-columns:1fr 1.35fr;}}
.cmp-row > div{padding:16px 20px;font-size:14.5px;}
.cmp-row > div:first-child{color:var(--text-1);font-weight:600;border-bottom:1px solid var(--line);}
@media (min-width:768px){
  .cmp-row > div:first-child{border-bottom:0;border-right:1px solid var(--line);}
}
.cmp-row > div:last-child{color:var(--text-2);}
.cmp-row .tagfix{
  display:inline-block;margin-right:8px;font-size:11px;font-weight:600;
  padding:3px 9px;border-radius:999px;
  background:rgba(22,229,176,.14);border:1px solid rgba(22,229,176,.36);color:var(--primary);
}
.cmp-head{background:rgba(255,255,255,.045);}
.cmp-head > div{
  font-size:12px!important;letter-spacing:1.6px;color:var(--text-3)!important;
  font-family:var(--font-num);font-weight:600;text-transform:uppercase;
}
.cmp-head > div:first-child{color:var(--text-3)!important;}

/* ============ 更新列表 ============ */
.update-list li{
  display:flex;gap:16px;align-items:flex-start;
  padding:16px 0;border-bottom:1px solid var(--line);
}
.update-list li:last-child{border-bottom:0;}
.update-list time{
  font-family:var(--font-num);font-size:13px;color:var(--primary);
  min-width:92px;flex:0 0 auto;padding-top:2px;
}
.update-list .up-body{font-size:14.5px;color:var(--text-2);}
.update-list .up-body b{color:var(--text-1);font-weight:600;}

/* ============ 内链卡 ============ */
.link-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:576px){.link-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.link-grid{grid-template-columns:repeat(3,1fr);}}
.link-card{padding:22px;display:flex;flex-direction:column;gap:12px;height:100%;}
.link-card .lk-top{display:flex;align-items:center;gap:12px;}
.link-card .lk-ico{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(22,229,176,.12);border:1px solid rgba(22,229,176,.3);
  color:var(--primary);font-size:16px;flex:0 0 auto;
}
.link-card h3{font-size:17px;}
.link-card p{font-size:14px;color:var(--text-2);flex:1;}
.link-card .lk-go{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:8px;}
.link-card:hover .lk-go{gap:12px;}

/* ============ 保障条 ============ */
.guard{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface-2);}
.guard-grid{display:grid;grid-template-columns:1fr;gap:0;}
@media (min-width:576px){.guard-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.guard-grid{grid-template-columns:repeat(4,1fr);}}
.guard-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:22px 20px;
  border-bottom:1px solid var(--line);
}
@media (min-width:576px){
  .guard-item:nth-child(odd){border-right:1px solid var(--line);}
  .guard-item{border-bottom:1px solid var(--line);}
}
@media (min-width:992px){
  .guard-item{border-bottom:0;border-right:1px solid var(--line);}
  .guard-item:last-child{border-right:0;}
}
.guard-item i{color:var(--primary);font-size:20px;margin-top:2px;}
.guard-item h4{font-size:14px;font-weight:600;}
.guard-item p{font-size:12.5px;color:var(--text-3);margin-top:4px;}

/* ============ CTA 条 ============ */
.cta-bar{
  padding:clamp(28px,3.4vw,44px);
  border-radius:var(--r-block);
  display:grid;grid-template-columns:1fr;gap:24px;align-items:center;
  background:
    radial-gradient(520px 220px at 92% 20%, rgba(22,229,176,.14), transparent 70%),
    linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
@media (min-width:992px){.cta-bar{grid-template-columns:1.5fr .75fr auto;}}
.cta-bar h2{font-size:clamp(20px,2.2vw,26px);line-height:1.3;}
.cta-bar p{color:var(--text-2);font-size:14.5px;margin-top:10px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.qr-box{
  display:flex;align-items:center;gap:14px;
  padding:14px 16px;border-radius:14px;
  background:var(--surface-2);border:1px solid var(--line);
}
.qr-box .qr{
  width:74px;height:74px;border-radius:10px;flex:0 0 auto;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(135deg,#0FC79A,#7B5CFF);
  background-size:9px 9px,9px 9px,cover;
  border:1px solid var(--line-strong);
}
.qr-box span{font-size:12.5px;color:var(--text-2);line-height:1.6;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:clamp(40px,5vw,72px);
  background:var(--bg-0);
  border-top:1px solid var(--line);
  padding-top:clamp(40px,5vw,64px);
}
.site-footer .cols{
  display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:40px;
}
@media (min-width:576px){.site-footer .cols{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.site-footer .cols{grid-template-columns:1.6fr 1fr 1fr 1.2fr;}}
.site-footer h4{font-size:14px;letter-spacing:.6px;margin-bottom:16px;}
.site-footer p{font-size:13.5px;color:var(--text-2);margin-top:14px;max-width:34ch;}
.site-footer ul li{margin-bottom:10px;}
.site-footer ul li a{font-size:14px;color:var(--text-2);}
.site-footer ul li a:hover{color:var(--primary);}
.foot-brand .brand{margin-bottom:6px;}
.social{display:flex;gap:10px;margin-top:16px;}
.social a{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:var(--surface-2);border:1px solid var(--line-strong);
  color:var(--text-2);font-size:14px;
  transition:all .2s ease;
}
.social a:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--glow);}
.foot-bottom{
  border-top:1px solid var(--line);
  padding:18px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.foot-bottom .links{display:flex;flex-wrap:wrap;gap:16px;}
.foot-bottom .links a{color:var(--text-3);}
.foot-bottom .links a:hover{color:var(--primary);}

/* Bootstrap 覆盖 */
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;}
.accordion-button:focus{box-shadow:0 0 0 2px rgba(22,229,176,.55);}
.offcanvas{--bs-offcanvas-bg:var(--bg-2);}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--focus);outline-offset:2px;}