/* roulang page: index */
:root{
  --bg:#070B14;
  --panel:#0D1524;
  --panel-2:#111B2E;
  --accent:#35E0D6;
  --accent-soft:#7FF0E6;
  --accent-2:#6E5BFF;
  --action:#FF7A45;
  --text:#E7EDF6;
  --text-2:#9BA9BF;
  --text-3:#6B7A91;
  --line:rgba(255,255,255,0.08);
  --glass:rgba(255,255,255,0.055);
  --glass-line:rgba(255,255,255,0.10);
  --r-pill:999px;
  --r-card:18px;
  --r-phone:24px;
  --r-input:14px;
  --shadow-card:0 0 0 1px rgba(255,255,255,0.06),0 18px 40px rgba(0,0,0,0.55);
  --shadow-hover:0 26px 56px rgba(0,0,0,0.65),0 0 0 1px rgba(53,224,214,0.35);
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:72px; --s9:96px;

  --bs-body-bg:#070B14;
  --bs-body-color:#E7EDF6;
  --bs-primary:#35E0D6;
  --bs-link-color:#35E0D6;
  --bs-link-hover-color:#7FF0E6;
  --bs-border-radius:14px;
  --bs-border-color:rgba(255,255,255,0.10);
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--accent);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--accent-soft);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-0.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

.container-xx{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(7,11,20,0.86);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:padding .2s ease,background .2s ease;
}
.topbar{
  display:flex;
  align-items:center;
  gap:var(--s5);
  padding:14px 0;
  transition:padding .2s ease;
}
.site-header.is-compact .topbar{padding:8px 0;}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  color:var(--text);
  font-weight:800;
  font-size:19px;
  letter-spacing:-0.01em;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);
  box-shadow:0 0 18px rgba(53,224,214,0.35);
  flex-shrink:0;
  transition:width .2s ease,height .2s ease;
}
.site-header.is-compact .brand-mark{width:28px;height:28px;}
.brand-mark span{
  font-size:14px;font-weight:800;color:#04121A;line-height:1;
}
.brand-name{white-space:nowrap;}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-link-c{
  display:inline-block;
  padding:8px 14px;
  border-radius:var(--r-pill);
  color:var(--text-2);
  font-size:15px;
  font-weight:500;
  border:1px solid transparent;
  transition:.18s ease;
  white-space:nowrap;
}
.nav-link-c:hover{color:var(--text);background:var(--glass);border-color:var(--glass-line);}
.nav-link-c.active{
  color:#04121A;
  background:var(--accent);
  box-shadow:0 0 20px rgba(53,224,214,0.32);
}
.header-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.search-mini{
  display:flex;align-items:center;
  background:var(--panel);
  border:1px solid var(--glass-line);
  border-radius:var(--r-pill);
  padding:4px 6px 4px 14px;
  transition:.18s ease;
}
.search-mini:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,224,214,0.16);}
.search-mini input{
  background:transparent;border:0;outline:none;
  color:var(--text);font-size:14px;width:132px;
}
.search-mini input::placeholder{color:var(--text-3);}
.search-mini button{
  border:0;background:var(--glass);color:var(--accent);
  width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;cursor:pointer;transition:.18s ease;
}
.search-mini button:hover{background:rgba(53,224,214,0.16);}
.menu-toggle{
  display:none;
  border:1px solid var(--glass-line);
  background:var(--glass);
  color:var(--text);
  width:40px;height:40px;border-radius:12px;
  cursor:pointer;
}
.channelbar{
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 0 12px;
  overflow-x:auto;
  scrollbar-width:none;
}
.channelbar::-webkit-scrollbar{display:none;}
.site-header.is-compact .channelbar{padding-bottom:8px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--text-2);
  font-size:13.5px;
  white-space:nowrap;
  transition:.18s ease;
}
.chip:hover{color:var(--text);border-color:rgba(53,224,214,0.42);background:rgba(53,224,214,0.08);}
.chip.active{
  background:rgba(53,224,214,0.14);
  border-color:var(--accent);
  color:var(--accent);
  box-shadow:0 0 16px rgba(53,224,214,0.22);
}
.chip .count{
  font-size:11px;
  color:var(--text-3);
  background:rgba(255,255,255,0.07);
  border-radius:var(--r-pill);
  padding:1px 7px;
  font-variant-numeric:tabular-nums;
}
.chip.active .count{color:#04121A;background:rgba(53,224,214,0.55);}

/* 移动抽屉 */
.offcanvas.offc{
  background:var(--bg);
  border-left:1px solid var(--glass-line);
  color:var(--text);
}
.offc .offcanvas-header{border-bottom:1px solid var(--line);}
.offc .btn-close{filter:invert(1) grayscale(1);opacity:.7;}
.offc-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:var(--s4);
}
.offc-grid a{
  display:block;
  padding:12px 14px;
  border-radius:14px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--text-2);
  font-size:14px;
  text-align:center;
}
.offc-grid a:hover{color:var(--accent);border-color:var(--accent);}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-accent{
  background:var(--accent);
  color:#04121A;
  box-shadow:0 0 0 rgba(53,224,214,0);
}
.btn-accent:hover{
  background:var(--accent-soft);
  color:#04121A;
  transform:translateY(-1px);
  box-shadow:0 0 22px rgba(53,224,214,0.42);
}
.btn-ghost{
  background:var(--glass);
  border-color:var(--glass-line);
  color:var(--text);
}
.btn-ghost:hover{
  background:rgba(53,224,214,0.10);
  border-color:rgba(53,224,214,0.45);
  color:var(--text);
  transform:translateY(-1px);
}
.btn-action{
  background:var(--action);
  color:#1B0A02;
}
.btn-action:hover{
  background:#FF8E62;
  color:#1B0A02;
  transform:translateY(-1px);
  box-shadow:0 0 22px rgba(255,122,69,0.45);
}
.btn-text{
  background:transparent;
  border:0;
  color:var(--accent);
  padding:8px 2px;
  font-size:14.5px;
  font-weight:600;
  display:inline-flex;align-items:center;gap:6px;
  cursor:pointer;
}
.btn-text:hover{color:var(--accent-soft);gap:10px;}
.btn-sm-x{padding:8px 16px;font-size:13.5px;}

/* ---------- 徽标 ---------- */
.badge-x{
  display:inline-flex;align-items:center;
  padding:3px 10px;
  border-radius:var(--r-pill);
  font-size:11.5px;
  line-height:1.5;
  background:rgba(7,11,20,0.72);
  border:1px solid var(--glass-line);
  color:var(--text-2);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  font-variant-numeric:tabular-nums;
}
.badge-cat{color:var(--accent);border-color:rgba(53,224,214,0.42);}
.badge-hot{color:var(--accent-2);border-color:rgba(110,91,255,0.55);}
.badge-time{color:var(--text);border-color:rgba(255,255,255,0.16);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  opacity:.38;
}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,0.72) 0%,rgba(7,11,20,0.90) 55%,var(--bg) 100%);
}
.hero-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,0.055) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 30% 40%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 30% 40%,#000 0%,transparent 78%);
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:var(--s8);
  align-items:center;
  padding:88px 0 76px;
}
.hero-title{
  font-size:42px;
  font-weight:800;
  line-height:1.18;
  letter-spacing:-0.01em;
  margin-bottom:var(--s5);
}
.hero-title em{
  font-style:normal;
  color:var(--accent);
}
.hero-sub{
  color:var(--text-2);
  font-size:16.5px;
  max-width:560px;
  margin-bottom:var(--s5);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:var(--s6);}
.tag-pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 15px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--text-2);
  font-size:13px;
}
.tag-pill i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:block;}
.tag-pill.p2 i{background:var(--accent-2);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-visual{display:flex;justify-content:center;}
.phone-card{
  position:relative;
  width:100%;
  max-width:308px;
  aspect-ratio:9/16;
  border-radius:var(--r-phone);
  overflow:hidden;
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card);
  background:linear-gradient(160deg,var(--panel-2),#060A12);
}
.phone-card img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .55s ease;
}
.phone-card:hover img{transform:scale(1.045);}
.phone-card::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,0.05) 30%,rgba(7,11,20,0.86) 100%);
}
.phone-top{position:absolute;top:14px;left:14px;right:14px;display:flex;justify-content:space-between;z-index:2;}
.phone-bottom{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
}
.phone-bottom h3{font-size:16px;font-weight:600;line-height:1.5;margin-bottom:8px;}
.phone-bottom p{color:var(--text-2);font-size:12.5px;}
.play-dot{
  position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(53,224,214,0.16);
  border:1px solid rgba(53,224,214,0.5);
  color:var(--accent);
  font-size:18px;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  z-index:2;
  box-shadow:0 0 22px rgba(53,224,214,0.28);
}

/* ---------- 板块通用 ---------- */
.section{padding:var(--s8) 0;}
.section.soft{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:var(--s5);
  margin-bottom:var(--s6);
}
.section-kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;
  color:var(--text-3);
  letter-spacing:.08em;
  margin-bottom:10px;
}
.section-kicker::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--accent);display:block;}
.section-title{font-size:27px;font-weight:700;}
.section-sub{color:var(--text-2);font-size:14.5px;margin-top:8px;max-width:640px;}

/* ---------- 横滑轨道 ---------- */
.rail-wrap{position:relative;}
.rail{
  display:flex;
  gap:20px;
  overflow-x:auto;
  padding:6px 4px 22px;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-wrap::before,
.rail-wrap::after{
  content:"";position:absolute;top:0;bottom:22px;width:56px;pointer-events:none;z-index:2;
}
.rail-wrap::before{left:-4px;background:linear-gradient(90deg,var(--bg),rgba(7,11,20,0));}
.rail-wrap::after{right:-4px;background:linear-gradient(270deg,var(--bg),rgba(7,11,20,0));}
.rail-wrap.on-soft::before{background:linear-gradient(90deg,var(--panel),rgba(13,21,36,0));}
.rail-wrap.on-soft::after{background:linear-gradient(270deg,var(--panel),rgba(13,21,36,0));}
.rail-item{
  flex:0 0 auto;
  width:236px;
  scroll-snap-align:start;
}
.rail-card{
  position:relative;
  display:block;
  border-radius:var(--r-phone);
  overflow:hidden;
  background:linear-gradient(160deg,var(--panel-2),#060A12);
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  color:inherit;
}
.rail-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(53,224,214,0.5);
  color:inherit;
}
.rail-thumb{position:relative;aspect-ratio:9/16;overflow:hidden;}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.rail-card:hover .rail-thumb img{transform:scale(1.05);}
.rail-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,0.02) 40%,rgba(7,11,20,0.9) 100%);
}
.rail-thumb .badge-x{position:absolute;top:12px;left:12px;z-index:2;}
.rail-thumb .badge-time{position:absolute;bottom:12px;right:12px;z-index:2;}
.rail-body{padding:14px 16px 18px;}
.rail-body h3{
  font-size:15px;
  font-weight:600;
  line-height:1.55;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  min-height:46px;
  margin-bottom:10px;
}
.rail-meta{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3);}
.rail-meta .hot{color:var(--accent-2);}

/* ---------- 种草清单 ---------- */
.pick-list{border-top:1px solid var(--line);}
.pick-item{
  position:relative;
  display:grid;
  grid-template-columns:104px 1fr auto;
  gap:var(--s5);
  align-items:center;
  padding:24px 20px;
  border-bottom:1px solid var(--line);
  transition:background .18s ease;
  color:inherit;
}
.pick-item::before{
  content:"";
  position:absolute;left:0;top:16px;bottom:16px;width:3px;
  border-radius:3px;background:var(--accent);
  opacity:0;transition:opacity .18s ease;
}
.pick-item:hover{background:rgba(255,255,255,0.028);color:inherit;}
.pick-item:hover::before{opacity:1;}
.pick-num{
  font-size:40px;
  font-weight:800;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1.4px rgba(53,224,214,0.55);
  font-variant-numeric:tabular-nums;
}
.pick-body h3{font-size:17.5px;font-weight:600;margin-bottom:10px;line-height:1.5;}
.pick-tags{display:flex;flex-wrap:wrap;gap:8px;}
.pick-tag{
  font-size:12px;
  color:var(--text-2);
  background:rgba(255,255,255,0.05);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:3px 11px;
}
.pick-side{
  display:flex;align-items:center;gap:16px;
  font-size:12.5px;color:var(--text-3);
  white-space:nowrap;
}
.pick-arrow{
  width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--glass-line);
  color:var(--accent);
  background:var(--glass);
  transition:.18s ease;
}
.pick-item:hover .pick-arrow{background:var(--accent);color:#04121A;border-color:var(--accent);}

/* ---------- 资讯列表（CMS） ---------- */
.news-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.news-card{
  display:flex;
  flex-direction:column;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  color:inherit;
}
.news-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(53,224,214,0.45);
  color:inherit;
}
.news-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(150deg,#0F1A2D,#060A12);}
.news-thumb img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,0) 55%,rgba(7,11,20,0.75) 100%);
}
.news-thumb .badge-x{position:absolute;top:12px;left:12px;z-index:2;}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-body h3{
  font-size:18px;
  font-weight:600;
  line-height:1.55;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-sum{
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:16px;
}
.news-foot{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--text-3);
  padding-top:14px;border-top:1px solid var(--line);
}
.news-foot .cat{color:var(--accent);}
.empty-state{
  grid-column:1/-1;
  text-align:center;
  padding:56px 24px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px dashed var(--glass-line);
}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:18px;}

/* ---------- 口碑胶囊 ---------- */
.buzz{
  display:flex;
  gap:14px;
  overflow-x:auto;
  padding:6px 4px 20px;
  scrollbar-width:none;
}
.buzz::-webkit-scrollbar{display:none;}
.buzz-item{
  flex:0 0 auto;
  min-width:280px;
  max-width:320px;
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:16px 18px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
}
.avatar{
  width:38px;height:38px;border-radius:50%;
  flex:0 0 auto;
  display:grid;place-items:center;
  font-size:14px;font-weight:700;
  color:#04121A;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
}
.buzz-item .nick{font-size:13px;color:var(--text);font-weight:600;margin-bottom:4px;display:flex;gap:10px;align-items:center;}
.buzz-item .stars{color:var(--action);font-size:11px;letter-spacing:1px;}
.buzz-item .words{
  font-size:13.5px;color:var(--text-2);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:24px;
  border:1px solid var(--glass-line);
  background:linear-gradient(120deg,#0B1526 0%,#101E36 48%,#0A1220 100%);
  padding:52px 48px;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,0.055) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(90deg,#000,transparent 85%);
  -webkit-mask-image:linear-gradient(90deg,#000,transparent 85%);
}
.cta-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--s6);
}
.cta-inner h2{font-size:27px;font-weight:700;margin-bottom:10px;}
.cta-inner p{color:var(--text-2);font-size:15px;max-width:520px;}
.cta-buttons{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0;}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:16px;
  margin-bottom:12px;
  overflow:hidden;
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
}
.faq-acc .accordion-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--accent);opacity:0;transition:opacity .2s ease;
}
.faq-acc .accordion-item{position:relative;}
.faq-acc .accordion-item:has(.accordion-button:not(.collapsed))::before{opacity:1;}
.faq-acc .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:16px;
  font-weight:600;
  padding:20px 52px 20px 24px;
  box-shadow:none;
  border-radius:0;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--accent);
  background:rgba(53,224,214,0.05);
}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent;}
.faq-acc .accordion-button::after{
  background-image:none;
  content:"+";
  font-size:20px;
  color:var(--accent);
  display:grid;place-items:center;
  width:26px;height:26px;
  right:20px;
  position:absolute;
  transform:none;
  transition:transform .2s ease;
  line-height:1;
}
.faq-acc .accordion-button:not(.collapsed)::after{content:"–";transform:rotate(180deg);}
.faq-acc .accordion-body{
  padding:0 24px 22px;
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.8;
  border-top:1px solid var(--line);
  padding-top:16px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--s9);
  border-top:1px solid var(--line);
  background:var(--panel);
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:1px;
  background-image:linear-gradient(90deg,rgba(255,255,255,0.14) 1px,transparent 1px);
  background-size:18px 1px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:var(--s7);
  padding:56px 0 40px;
}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{color:var(--text-2);font-size:14px;line-height:1.8;max-width:320px;}
.foot-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;letter-spacing:.02em;}
.foot-col li{margin-bottom:11px;}
.foot-col a{color:var(--text-2);font-size:14px;}
.foot-col a:hover{color:var(--accent);}
.qr-box{
  width:104px;height:104px;border-radius:16px;
  border:1px solid var(--glass-line);
  background:var(--glass);
  display:grid;place-items:center;
  color:var(--text-3);font-size:12px;text-align:center;line-height:1.5;
  padding:10px;
}
.foot-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 30px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--s4);
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
.foot-bottom a{color:var(--text-3);}
.foot-bottom a:hover{color:var(--accent);}
.foot-links{display:flex;gap:18px;flex-wrap:wrap;}

/* 返回顶部 */
.back-top{
  position:fixed;
  right:24px;bottom:28px;
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--accent);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  cursor:pointer;
  opacity:0;pointer-events:none;
  transition:.2s ease;
  z-index:900;
}
.back-top.show{opacity:1;pointer-events:auto;}
.back-top:hover{background:rgba(53,224,214,0.14);border-color:var(--accent);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-inner{gap:var(--s7);}
  .hero-title{font-size:38px;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .menu-toggle{display:grid;place-items:center;}
  .hero-inner{
    grid-template-columns:1fr;
    gap:var(--s7);
    padding:64px 0 56px;
  }
  .hero-visual{justify-content:flex-start;}
  .phone-card{max-width:280px;}
  .news-grid{grid-template-columns:1fr;}
  .cta-band{padding:40px 30px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:var(--s6);}
  .section{padding:64px 0;}
}
@media (max-width:767px){
  .container-xx{padding-left:18px;padding-right:18px;}
  .search-mini{display:none;}
  .hero-title{font-size:29px;}
  .hero-sub{font-size:15.5px;}
  .section-title{font-size:22px;}
  .pick-item{grid-template-columns:64px 1fr;gap:16px;padding:20px 12px;}
  .pick-num{font-size:30px;}
  .pick-side{grid-column:2;justify-content:flex-start;gap:12px;}
  .rail-item{width:190px;}
  .section{padding:52px 0;}
  .cta-band{padding:32px 22px;border-radius:20px;}
  .cta-inner h2{font-size:22px;}
  .cta-buttons{width:100%;}
  .cta-buttons .btn-x{flex:1 1 100%;}
  .cta-inner p{max-width:100%;}
}
@media (max-width:575px){
  .brand-name{font-size:16.5px;}
  .brand-mark{width:28px;height:28px;}
  .foot-grid{grid-template-columns:1fr;gap:var(--s5);padding:44px 0 30px;}
  .news-body{padding:16px 18px 18px;}
  .hero-actions{width:100%;}
  .hero-actions .btn-x{flex:1 1 100%;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --bg:#070B14;
  --panel:#0D1524;
  --panel-2:#111C2F;
  --primary:#35E0D6;
  --primary-soft:#7FF0E6;
  --secondary:#6E5BFF;
  --action:#FF7A45;
  --text:#E7EDF6;
  --text-2:#9BA9BF;
  --text-3:#6B7A91;
  --line:rgba(255,255,255,0.08);
  --glass:rgba(255,255,255,0.055);
  --glass-line:rgba(255,255,255,0.10);
  --r-pill:999px;
  --r-card:18px;
  --r-video:24px;
  --r-input:14px;
  --sh-card:0 0 0 1px rgba(255,255,255,0.06),0 18px 40px rgba(0,0,0,0.55);
  --sh-hover:0 26px 56px rgba(0,0,0,0.65),0 0 0 1px rgba(53,224,214,0.35);
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s5:24px;--s6:32px;--s7:48px;--s8:72px;--s9:96px;
  --bs-body-bg:#070B14;
  --bs-body-color:#E7EDF6;
  --bs-primary:#35E0D6;
  --bs-link-color:#35E0D6;
  --bs-link-hover-color:#7FF0E6;
  --bs-border-radius:14px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-soft);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-0.01em;}
p{margin:0 0 1.15em;}
ul,ol{margin:0 0 1.15em;padding-left:1.25em;}
button{font-family:inherit;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
.container-xx{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(7,11,20,0.88);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:padding .2s ease,background .2s ease;
}
.head-top{
  display:flex;align-items:center;gap:var(--s5);
  padding:16px 0;
  transition:padding .2s ease;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(53,224,214,0.22),rgba(110,91,255,0.22));
  border:1px solid var(--glass-line);
  box-shadow:0 0 18px rgba(53,224,214,0.18);
}
.brand-mark span{
  font-size:14px;font-weight:800;color:var(--primary);
  letter-spacing:0.02em;
}
.brand-name{
  font-size:19px;font-weight:800;color:var(--text);letter-spacing:-0.01em;
}
.main-nav{
  display:flex;align-items:center;gap:var(--s2);
  flex:1 1 auto;justify-content:center;
}
.nav-link-c{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;border-radius:var(--r-pill);
  font-size:14px;color:var(--text-2);
  background:var(--glass);border:1px solid var(--glass-line);
  white-space:nowrap;transition:all .18s ease;
}
.nav-link-c:hover{color:var(--text);border-color:rgba(53,224,214,0.35);background:rgba(53,224,214,0.08);}
.nav-link-c.active{
  color:#052024;background:var(--primary);border-color:var(--primary);
  box-shadow:0 0 18px rgba(53,224,214,0.30);font-weight:700;
}
.head-tools{display:flex;align-items:center;gap:var(--s3);flex:0 0 auto;}
.head-search{
  display:flex;align-items:center;gap:8px;
  background:var(--panel);border:1px solid var(--glass-line);
  border-radius:var(--r-pill);padding:6px 8px 6px 14px;
}
.head-search input{
  background:transparent;border:0;color:var(--text);
  font-size:13px;width:130px;outline:none;
}
.head-search input::placeholder{color:var(--text-3);}
.head-search button{
  border:0;background:rgba(53,224,214,0.14);color:var(--primary);
  border-radius:var(--r-pill);padding:5px 12px;font-size:12px;font-weight:700;cursor:pointer;
  transition:all .18s ease;
}
.head-search button:hover{background:rgba(53,224,214,0.26);}
.btn-action-sm{
  display:inline-flex;align-items:center;
  padding:9px 18px;border-radius:var(--r-pill);
  background:var(--action);color:#2A1005;font-size:13px;font-weight:800;
  border:1px solid var(--action);transition:all .18s ease;
}
.btn-action-sm:hover{color:#2A1005;filter:brightness(1.08);box-shadow:0 0 20px rgba(255,122,69,0.45);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--glass-line);background:var(--glass);color:var(--text);
  font-size:18px;cursor:pointer;
}
.head-channels{
  border-top:1px solid var(--line);
  padding:9px 0;
  transition:padding .2s ease;
}
.chips-scroll{
  display:flex;align-items:center;gap:8px;
  overflow-x:auto;scrollbar-width:none;
}
.chips-scroll::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;border-radius:var(--r-pill);
  font-size:13px;color:var(--text-2);white-space:nowrap;
  background:var(--glass);border:1px solid var(--glass-line);
  transition:all .18s ease;
}
.chip:hover{color:var(--text);border-color:rgba(53,224,214,0.35);}
.chip.active{
  color:#052024;background:var(--primary);border-color:var(--primary);
  font-weight:700;box-shadow:0 0 16px rgba(53,224,214,0.30);
}
.chip .badge-n{
  font-size:11px;padding:1px 7px;border-radius:var(--r-pill);
  background:rgba(255,255,255,0.10);color:inherit;
}
.site-header.is-compact .head-top{padding:9px 0;}
.site-header.is-compact .brand-mark{width:32px;height:32px;border-radius:10px;}
.site-header.is-compact .brand-name{font-size:17px;}
.site-header.is-compact .head-channels{padding:6px 0;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--s8) 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:var(--s5);margin-bottom:var(--s6);flex-wrap:wrap;
}
.section-title{
  font-size:26px;font-weight:700;display:flex;align-items:center;gap:12px;
}
.section-title::before{
  content:"";width:4px;height:24px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),var(--secondary));
}
.section-sub{font-size:13px;color:var(--text-3);margin-top:6px;}
.eyebrow{
  font-size:12px;letter-spacing:0.08em;color:var(--text-3);
  text-transform:uppercase;font-variant-numeric:tabular-nums;
}

/* ---------- 面包屑 ---------- */
.crumb-bar{
  padding:var(--s5) 0 var(--s4);
  position:relative;
}
.crumb-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:0.16;pointer-events:none;
}
.crumb-bg::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,0.045) 1px,transparent 1px);
  background-size:52px 52px;
}
.breadcrumb-c{
  position:relative;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.breadcrumb-c a{color:var(--text-3);}
.breadcrumb-c a:hover{color:var(--primary);}
.breadcrumb-c .sep{color:rgba(255,255,255,0.18);}
.breadcrumb-c .current{color:var(--text);}

/* ---------- 文章头 ---------- */
.article-hero{padding-bottom:var(--s6);position:relative;}
.article-hero .cat-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 15px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;color:var(--primary);
  background:rgba(53,224,214,0.10);
  border:1px solid rgba(53,224,214,0.38);
  margin-bottom:var(--s5);
}
.article-h1{
  font-size:40px;font-weight:800;line-height:1.2;letter-spacing:-0.01em;
  margin-bottom:var(--s5);max-width:920px;
}
.article-meta{
  display:flex;align-items:center;gap:var(--s5);flex-wrap:wrap;
  font-size:13px;color:var(--text-2);
}
.meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-dot{width:5px;height:5px;border-radius:50%;background:var(--primary);}
.share-group{display:flex;align-items:center;gap:8px;margin-left:auto;}
.share-btn{
  width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--glass-line);
  color:var(--text-2);font-size:13px;cursor:pointer;transition:all .18s ease;
}
.share-btn:hover{color:var(--primary);border-color:rgba(53,224,214,0.4);transform:translateY(-1px);}
.cover-wrap{
  margin-top:var(--s6);
  border-radius:var(--r-card);overflow:hidden;
  aspect-ratio:16/9;position:relative;
  background:linear-gradient(135deg,#0D1524,#131F35 55%,#0A1220);
  box-shadow:var(--sh-card);border:1px solid var(--glass-line);
}
.cover-wrap img{
  width:100%;height:100%;object-fit:cover;object-position:center top;
}
.cover-mark{
  position:absolute;right:18px;bottom:16px;
  font-size:12px;color:rgba(231,237,246,0.62);
  background:rgba(7,11,20,0.55);border:1px solid var(--glass-line);
  padding:6px 14px;border-radius:var(--r-pill);
  backdrop-filter:blur(10px);
}

/* ---------- 正文 ---------- */
.article-main{padding:var(--s6) 0 var(--s8);}
.article-body{
  max-width:812px;margin:0 auto;
  font-size:16.5px;line-height:1.85;color:#DCE5F2;
}
.article-body > *{max-width:100%;}
.article-body h2{
  font-size:25px;font-weight:700;color:var(--text);
  margin:2.1em 0 0.85em;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:0.18em;bottom:0.18em;width:3px;
  border-radius:2px;background:linear-gradient(180deg,var(--primary),var(--secondary));
}
.article-body h3{
  font-size:19px;font-weight:600;color:var(--text);
  margin:1.7em 0 0.7em;
}
.article-body p{margin:0 0 1.2em;}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(53,224,214,0.35);}
.article-body a:hover{border-bottom-color:var(--primary-soft);}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.3em;}
.article-body li{margin-bottom:0.55em;}
.article-body ul li::marker{color:var(--primary);}
.article-body ol li::marker{color:var(--primary);font-weight:700;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:3px solid var(--primary);
  background:var(--glass);border-radius:0 var(--r-card) var(--r-card) 0;
  color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  border-radius:12px;margin:1.6em auto;
  box-shadow:var(--sh-card);
}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{
  text-align:center;font-size:13px;color:var(--text-3);margin-top:10px;
}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;
  background:var(--panel);border:1px solid var(--line);
  border-radius:12px;overflow:hidden;font-size:14.5px;
}
.article-body th,.article-body td{
  padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;
}
.article-body th{background:rgba(53,224,214,0.07);color:var(--text);font-weight:600;}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,0.022);}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body pre{
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.6;
}
.article-body .video-slot{
  aspect-ratio:16/9;border-radius:12px;margin:1.6em 0;
  background:linear-gradient(135deg,#101A2C,#0B1322);
  border:1px solid var(--glass-line);display:grid;place-items:center;
  color:var(--text-3);font-size:13px;
}
.empty-state{
  max-width:812px;margin:0 auto;text-align:center;
  padding:64px 28px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);
}
.empty-state h2{font-size:22px;margin-bottom:14px;}
.empty-state p{color:var(--text-2);margin-bottom:24px;}

/* ---------- 标签与翻页 ---------- */
.tag-row{
  max-width:812px;margin:var(--s7) auto 0;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding-top:var(--s5);border-top:1px solid var(--line);
}
.tag-row .label{font-size:13px;color:var(--text-3);}
.tag{
  display:inline-flex;padding:6px 15px;border-radius:var(--r-pill);
  font-size:12.5px;color:var(--text-2);
  background:var(--glass);border:1px solid var(--glass-line);
  transition:all .18s ease;
}
.tag:hover{color:var(--primary);border-color:rgba(53,224,214,0.4);}
.pager{
  max-width:812px;margin:var(--s6) auto 0;
  display:grid;grid-template-columns:1fr 1fr;gap:var(--s4);
}
.pager-card{
  display:block;padding:20px 22px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);
  transition:all .2s ease;
}
.pager-card:hover{
  transform:translateY(-2px);box-shadow:var(--sh-hover);
  border-color:rgba(53,224,214,0.35);
}
.pager-card .dir{font-size:12px;color:var(--text-3);margin-bottom:8px;}
.pager-card .txt{
  font-size:15px;font-weight:600;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.pager-card.next{text-align:right;}
.back-channel{
  max-width:812px;margin:var(--s6) auto 0;text-align:center;
}
.ghost-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:var(--primary);font-weight:600;
}
.ghost-link::after{content:"→";transition:transform .18s ease;}
.ghost-link:hover::after{transform:translateX(4px);}

/* ---------- 相关推荐 ---------- */
.reco-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s5);
}
.reco-card{
  display:block;border-radius:var(--r-card);overflow:hidden;
  background:var(--panel);border:1px solid var(--line);
  transition:all .2s ease;
}
.reco-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(53,224,214,0.32);}
.reco-thumb{
  aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(135deg,#101A2C,#0B1322);
}
.reco-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.reco-card:hover .reco-thumb img{transform:scale(1.05);}
.reco-body{padding:18px 20px 20px;}
.reco-body h3{
  font-size:16px;font-weight:600;color:var(--text);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:48px;margin-bottom:10px;
}
.reco-meta{
  display:flex;align-items:center;gap:12px;
  font-size:12.5px;color:var(--text-3);
}

/* ---------- 轻量 CTA ---------- */
.inline-cta{
  max-width:812px;margin:var(--s7) auto 0;
  display:flex;align-items:center;justify-content:space-between;
  gap:var(--s5);flex-wrap:wrap;
  padding:22px 26px;border-radius:var(--r-card);
  background:linear-gradient(120deg,rgba(53,224,214,0.10),rgba(110,91,255,0.10));
  border:1px solid var(--glass-line);
}
.inline-cta h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.inline-cta p{margin:0;font-size:13.5px;color:var(--text-2);}
.inline-cta .cta-btns{display:flex;gap:10px;flex-wrap:wrap;}

/* ---------- 按钮 ---------- */
.btn-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:var(--r-pill);
  font-size:14px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:all .18s ease;white-space:nowrap;
}
.btn-primary-c{background:var(--primary);color:#04211F;border-color:var(--primary);}
.btn-primary-c:hover{color:#04211F;filter:brightness(1.07);box-shadow:0 0 22px rgba(53,224,214,0.42);transform:translateY(-1px);}
.btn-ghost-c{background:var(--glass);color:var(--text);border-color:var(--glass-line);}
.btn-ghost-c:hover{color:var(--text);background:rgba(53,224,214,0.12);border-color:rgba(53,224,214,0.38);}
.btn-action-c{background:var(--action);color:#2A1005;border-color:var(--action);}
.btn-action-c:hover{color:#2A1005;filter:brightness(1.08);box-shadow:0 0 22px rgba(255,122,69,0.45);transform:translateY(-1px);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--s8);
  background:linear-gradient(180deg,#080D18,#070B14);
  border-top:1px solid var(--line);
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background-image:linear-gradient(90deg,rgba(255,255,255,0.07) 1px,transparent 1px);
  background-size:44px 1px;opacity:0.7;
}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--s7);
  padding:var(--s8) 0 var(--s7);
}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{font-size:13.5px;color:var(--text-3);line-height:1.85;margin:0;}
.foot-col h4{
  font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;
}
.foot-col ul{list-style:none;padding:0;margin:0;}
.foot-col li{margin-bottom:10px;}
.foot-col a{font-size:13.5px;color:var(--text-3);}
.foot-col a:hover{color:var(--primary);}
.qr-box{
  width:112px;height:112px;border-radius:14px;
  display:grid;place-items:center;text-align:center;
  font-size:12px;color:var(--text-3);line-height:1.6;
  background:var(--panel);border:1px dashed var(--glass-line);
}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;
  gap:var(--s5);flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--text-3);
}
.foot-links{display:flex;gap:18px;flex-wrap:wrap;}
.foot-links a{font-size:12.5px;color:var(--text-3);}
.foot-links a:hover{color:var(--primary);}

/* ---------- 移动导航面板 ---------- */
.offcanvas.offcanvas-dark-c{
  background:#0A1120;color:var(--text);
  border-right:1px solid var(--glass-line);
}
.offcanvas-dark-c .offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-dark-c .btn-close{filter:invert(1) grayscale(1) brightness(1.6);}
.mobile-chips{
  display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:var(--s4);
}
.mobile-chips .chip{justify-content:center;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .article-h1{font-size:36px;}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:var(--s6);}
}
@media (max-width:991.98px){
  .container-xx{padding-left:20px;padding-right:20px;}
  .section{padding:60px 0;}
  .main-nav{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .head-search{display:none;}
  .article-h1{font-size:32px;}
  .article-body{font-size:16px;}
  .reco-grid{grid-template-columns:1fr 1fr;gap:var(--s5);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:var(--s6);}
}
@media (max-width:767.98px){
  .section{padding:48px 0;}
  .section-title{font-size:22px;}
  .article-h1{font-size:28px;}
  .article-meta{gap:var(--s4);}
  .share-group{margin-left:0;width:100%;}
  .pager{grid-template-columns:1fr;}
  .pager-card.next{text-align:left;}
  .reco-grid{grid-template-columns:1fr;}
  .inline-cta{flex-direction:column;align-items:flex-start;}
  .inline-cta .cta-btns{width:100%;}
  .inline-cta .btn-c{width:100%;}
}
@media (max-width:575.98px){
  .container-xx{padding-left:16px;padding-right:16px;}
  .brand-name{font-size:17px;}
  .article-h1{font-size:26px;}
  .article-body{font-size:15.5px;line-height:1.8;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:17.5px;}
  .foot-grid{grid-template-columns:1fr;gap:var(--s6);padding:56px 0 40px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:14px;}
  .btn-c{padding:10px 20px;font-size:13.5px;}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --bg:#070B14;
  --panel:#0D1524;
  --glass-bg:rgba(255,255,255,.055);
  --glass-line:rgba(255,255,255,.10);
  --line:rgba(255,255,255,.08);
  --acc:#35E0D6;
  --acc-soft:#7FF0E6;
  --acc2:#6E5BFF;
  --cta:#FF7A45;
  --txt:#E7EDF6;
  --txt2:#9BA9BF;
  --txt3:#6B7A91;
  --r-pill:999px;
  --r-card:18px;
  --r-video:24px;
  --r-sm:14px;
  --sh-card:0 0 0 1px rgba(255,255,255,.06),0 18px 40px rgba(0,0,0,.55);
  --sh-hover:0 0 0 1px rgba(53,224,214,.35),0 26px 56px rgba(0,0,0,.65);
  --font:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-body-bg:#070B14;
  --bs-body-color:#E7EDF6;
  --bs-primary:#35E0D6;
  --bs-link-color:#35E0D6;
  --bs-link-hover-color:#7FF0E6;
  --bs-border-radius:14px;
  --bs-font-sans-serif:var(--font);
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:var(--font);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:radial-gradient(900px 480px at 12% -8%,rgba(53,224,214,.10),transparent 62%),
             radial-gradient(760px 420px at 92% 4%,rgba(110,91,255,.10),transparent 60%);
}
img{max-width:100%;display:block;border:0}
a{color:var(--acc);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--acc-soft)}
h1,h2,h3,h4{margin:0;color:var(--txt);letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px;border-radius:8px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--acc);color:#04201f;padding:10px 16px;border-radius:0 0 12px 0;z-index:9999}
.skip-link:focus{left:0}
.num{font-variant-numeric:tabular-nums}
/* ============ 容器 ============ */
.container-xx{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
.section{padding:72px 0}
.section-tight{padding:48px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-head h2{font-size:26px;font-weight:700;line-height:1.3}
.section-head p{margin-top:8px;color:var(--txt2);font-size:15px;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;color:var(--acc);letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--acc);display:inline-block}
/* ============ 头部 ============ */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(7,11,20,.86);backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid var(--line);transition:padding .2s ease,background .2s ease}
.brand-row{border-bottom:1px solid var(--line);transition:padding .2s ease}
.brand-inner{display:flex;align-items:center;gap:24px;padding-top:16px;padding-bottom:16px;transition:padding .2s ease}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--txt);flex-shrink:0}
.brand:hover{color:var(--txt)}
.brand-mark{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(53,224,214,.22),rgba(110,91,255,.22));
  border:1px solid rgba(53,224,214,.45);box-shadow:0 0 18px rgba(53,224,214,.22)}
.brand-mark span{font-size:13px;font-weight:800;letter-spacing:.04em;color:var(--acc)}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link-c{display:inline-block;padding:8px 14px;border-radius:var(--r-pill);font-size:14px;color:var(--txt2);border:1px solid transparent;transition:all .2s ease;white-space:nowrap}
.nav-link-c:hover{color:var(--txt);border-color:var(--glass-line);background:var(--glass-bg)}
.nav-link-c.active{color:#05201f;background:var(--acc);border-color:var(--acc);font-weight:700;box-shadow:0 0 20px rgba(53,224,214,.35)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;gap:8px;background:var(--panel);border:1px solid var(--glass-line);border-radius:var(--r-sm);padding:5px 6px 5px 14px;transition:border-color .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:var(--acc);box-shadow:0 0 0 3px rgba(53,224,214,.16)}
.search-input{width:168px;background:transparent;border:0;color:var(--txt);font-size:14px;padding:6px 0;outline:none}
.search-input::placeholder{color:var(--txt3)}
.search-btn{border:0;background:rgba(53,224,214,.14);color:var(--acc);font-size:13px;font-weight:700;padding:6px 12px;border-radius:10px;cursor:pointer;transition:background .2s ease}
.search-btn:hover{background:rgba(53,224,214,.26)}
.nav-toggle{display:none;width:40px;height:40px;border-radius:12px;background:var(--glass-bg);border:1px solid var(--glass-line);cursor:pointer;padding:11px 10px;flex-direction:column;justify-content:space-between}
.nav-toggle span{display:block;height:2px;background:var(--txt);border-radius:2px}
/* 频道行 */
.channel-row{border-top:0}
.channel-inner{display:flex;align-items:center;gap:14px;padding-top:10px;padding-bottom:10px}
.channel-label{font-size:12px;color:var(--txt3);letter-spacing:.12em;flex-shrink:0}
.channel-chips{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:2px 0}
.channel-chips::-webkit-scrollbar{display:none}
.chip{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:var(--r-pill);font-size:13.5px;color:var(--txt2);background:var(--glass-bg);border:1px solid var(--glass-line);white-space:nowrap;transition:all .2s ease}
.chip:hover{color:var(--txt);border-color:rgba(53,224,214,.5)}
.chip.active{background:var(--acc);border-color:var(--acc);color:#05201f;font-weight:700;box-shadow:0 0 20px rgba(53,224,214,.32)}
.chip-num{font-size:11px;padding:1px 7px;border-radius:var(--r-pill);background:rgba(255,255,255,.12);font-variant-numeric:tabular-nums}
.chip.active .chip-num{background:rgba(5,32,31,.22)}
/* 滚动压缩 */
.site-header.is-stuck .brand-inner{padding-top:8px;padding-bottom:8px}
.site-header.is-stuck .brand-mark{width:28px;height:28px;border-radius:9px}
.site-header.is-stuck .brand-name{font-size:16px}
.site-header.is-stuck .search-input{width:120px}
/* ============ 移动菜单 ============ */
.mobile-menu{background:#0A1120 !important;color:var(--txt);border-left:1px solid var(--glass-line)}
.mobile-menu .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.mobile-menu .offcanvas-title{font-size:16px;font-weight:700;color:var(--txt)}
.mobile-menu .btn-close{filter:invert(1) grayscale(1) brightness(1.6);opacity:.75}
.mobile-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:20px}
.mobile-links a{display:block;padding:12px 14px;border-radius:14px;background:var(--glass-bg);border:1px solid var(--glass-line);color:var(--txt2);font-size:14px;text-align:center}
.mobile-links a.active{background:rgba(53,224,214,.16);border-color:var(--acc);color:var(--acc);font-weight:700}
.mobile-note{padding:0 20px 24px;color:var(--txt3);font-size:13px;line-height:1.8}
/* ============ 按钮 ============ */
.btn{border-radius:var(--r-pill);font-weight:700;font-size:14.5px;padding:12px 24px;border:1px solid transparent;transition:all .2s ease;line-height:1.2;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-sm{padding:9px 18px;font-size:13.5px}
.btn-main{background:var(--acc);color:#05201f;border-color:var(--acc)}
.btn-main:hover{background:var(--acc-soft);color:#05201f;transform:translateY(-1px);box-shadow:0 0 22px rgba(53,224,214,.42)}
.btn-cta{background:var(--cta);color:#2A0F04;border-color:var(--cta)}
.btn-cta:hover{background:#FF8F62;color:#2A0F04;transform:translateY(-1px);box-shadow:0 0 24px rgba(255,122,69,.45)}
.btn-glass{background:var(--glass-bg);color:var(--txt);border-color:var(--glass-line)}
.btn-glass:hover{background:rgba(53,224,214,.14);border-color:rgba(53,224,214,.5);color:var(--txt)}
.btn-ghost{background:transparent;color:var(--acc);border-color:transparent;padding-left:0;padding-right:0}
.btn-ghost::after{content:"→";transition:transform .2s ease}
.btn-ghost:hover{color:var(--acc-soft)}
.btn-ghost:hover::after{transform:translateX(4px)}
/* ============ 徽标 ============ */
.badge-time,.badge-heat,.badge-cat{display:inline-flex;align-items:center;border-radius:var(--r-pill);font-size:11.5px;font-weight:600;padding:3px 10px;line-height:1.6;font-variant-numeric:tabular-nums;backdrop-filter:blur(8px)}
.badge-time{background:rgba(7,11,20,.72);color:var(--txt);border:1px solid var(--glass-line)}
.badge-heat{background:rgba(255,122,69,.16);color:#FFB797;border:1px solid rgba(255,122,69,.42)}
.badge-cat{background:rgba(110,91,255,.18);color:#C6BCFF;border:1px solid rgba(110,91,255,.45)}
.badge-cat.is-teal{background:rgba(53,224,214,.16);color:var(--acc-soft);border-color:rgba(53,224,214,.42)}
.badge-cat.is-plain{background:rgba(255,255,255,.07);color:var(--txt2);border-color:var(--glass-line)}
/* ============ Hero ============ */
.page-hero{
  position:relative;padding:64px 0 72px;border-bottom:1px solid var(--line);
  background-image:linear-gradient(180deg,rgba(7,11,20,.80) 0%,rgba(7,11,20,.88) 55%,rgba(7,11,20,.97) 100%),
    url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;opacity:.05;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:60px 60px;
}
.breadcrumb-bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--txt3);margin-bottom:22px}
.breadcrumb-bar a{color:var(--txt2)}
.breadcrumb-bar a:hover{color:var(--acc)}
.breadcrumb-bar .sep{color:var(--txt3);opacity:.7}
.breadcrumb-bar .current{color:var(--txt)}
.page-hero h1{font-size:40px;font-weight:800;line-height:1.18;max-width:820px}
.page-hero h1 em{color:var(--acc);font-style:normal}
.hero-lead{margin-top:18px;max-width:720px;color:var(--txt2);font-size:16.5px;line-height:1.8}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-stat{display:inline-flex;align-items:baseline;gap:8px;padding:12px 20px;border-radius:var(--r-card);background:var(--glass-bg);border:1px solid var(--glass-line);backdrop-filter:blur(18px) saturate(140%)}
.hero-stat b{font-size:20px;font-weight:800;color:var(--acc);font-variant-numeric:tabular-nums}
.hero-stat span{font-size:13px;color:var(--txt2)}
/* ============ 筛选条 ============ */
.filter-row{display:flex;flex-wrap:wrap;gap:10px}
.filter-chip{padding:9px 18px;border-radius:var(--r-pill);font-size:13.5px;color:var(--txt2);background:var(--panel);border:1px solid var(--glass-line);cursor:default;transition:all .2s ease}
.filter-chip:hover{color:var(--txt);border-color:rgba(53,224,214,.42)}
.filter-chip.active{background:rgba(53,224,214,.14);border-color:var(--acc);color:var(--acc);font-weight:700;box-shadow:0 0 18px rgba(53,224,214,.2)}
/* ============ 竖屏卡墙 ============ */
.wall-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.v-card{position:relative;display:block;aspect-ratio:9/16;border-radius:var(--r-video);overflow:hidden;background:linear-gradient(160deg,#16213a,#0a1020);box-shadow:var(--sh-card);transition:box-shadow .25s ease,transform .25s ease;color:var(--txt)}
.v-card:hover{box-shadow:var(--sh-hover);transform:translateY(-4px);color:var(--txt)}
.v-img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .5s ease}
.v-card:hover .v-img{transform:scale(1.06)}
.v-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,20,.18) 0%,rgba(7,11,20,.04) 36%,rgba(7,11,20,.88) 100%)}
.v-card .badge-time{position:absolute;top:12px;left:12px}
.v-card .badge-heat{position:absolute;top:12px;right:12px}
.v-body{position:absolute;left:0;right:0;bottom:0;padding:16px 16px 18px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.v-title{font-size:16px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-shadow:0 2px 10px rgba(0,0,0,.6)}
/* ============ CTA 带 ============ */
.cta-band{position:relative;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(120deg,rgba(13,21,36,.96),rgba(11,18,34,.98) 46%,rgba(24,20,46,.96))}
.cta-grid{position:absolute;inset:0;opacity:.055;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.8) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.8) 1px,transparent 1px);
  background-size:52px 52px}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;padding:56px 24px}
.cta-copy h2{font-size:26px;font-weight:700;line-height:1.32}
.cta-copy p{margin-top:12px;color:var(--txt2);font-size:15px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
/* ============ FAQ ============ */
.faq-wrap{max-width:900px}
.accordion-item{background:var(--glass-bg);border:1px solid var(--glass-line);border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;backdrop-filter:blur(18px) saturate(140%)}
.accordion-button{background:transparent;color:var(--txt);font-size:16px;font-weight:600;padding:18px 22px;box-shadow:none;border-radius:var(--r-card) !important}
.accordion-button:not(.collapsed){color:var(--acc);background:rgba(53,224,214,.07);box-shadow:inset 3px 0 0 var(--acc)}
.accordion-button:focus{box-shadow:inset 3px 0 0 var(--acc)}
.accordion-button::after{width:18px;height:18px;background-size:18px 18px;background-position:center;background-repeat:no-repeat;transform:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 18 18'><path d='M9 2.5v13M2.5 9h13' stroke='%2335E0D6' stroke-width='1.8' stroke-linecap='round'/></svg>")}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.accordion-body{padding:4px 22px 22px;color:var(--txt2);font-size:15px;line-height:1.85}
/* ============ 页脚 ============ */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(9,14,26,.6),rgba(7,11,20,1));position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;opacity:.12;
  background-image:linear-gradient(90deg,rgba(255,255,255,.8) 1px,transparent 1px);background-size:26px 1px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding:64px 0 44px}
.foot-brand .brand{margin-bottom:16px}
.foot-brand p{color:var(--txt3);font-size:14px;line-height:1.9;max-width:340px}
.foot-col h4{font-size:14px;font-weight:700;color:var(--txt);margin-bottom:16px}
.foot-col ul li{margin-bottom:10px}
.foot-col ul a{color:var(--txt2);font-size:14px}
.foot-col ul a:hover{color:var(--acc)}
.qr-box{width:120px;height:120px;border-radius:16px;display:grid;place-items:center;text-align:center;
  background:var(--glass-bg);border:1px dashed var(--glass-line);color:var(--txt3);font-size:12px;line-height:1.7}
.foot-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding:22px 0 32px;border-top:1px solid var(--line);color:var(--txt3);font-size:13px}
.foot-links{display:flex;flex-wrap:wrap;gap:18px}
.foot-links a{color:var(--txt3)}
.foot-links a:hover{color:var(--acc)}
/* ============ 返回顶部 ============ */
.to-top{position:fixed;right:20px;bottom:24px;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:rgba(13,21,36,.9);border:1px solid var(--glass-line);color:var(--acc);font-size:16px;cursor:pointer;z-index:1040;
  backdrop-filter:blur(12px);opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease,box-shadow .2s ease}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{box-shadow:0 0 20px rgba(53,224,214,.32);border-color:rgba(53,224,214,.5)}
/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .wall-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
  .page-hero h1{font-size:36px}
}
@media (max-width:991.98px){
  .container-xx{padding:0 20px}
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .search-input{width:120px}
  .section{padding:56px 0}
  .wall-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .page-hero{padding:48px 0 56px}
  .page-hero h1{font-size:32px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
  .cta-inner{padding:48px 20px}
}
@media (max-width:767.98px){
  .brand-name{font-size:16px}
  .search-box{display:none}
  .page-hero h1{font-size:29px}
  .hero-lead{font-size:15.5px}
  .section-head h2{font-size:22px}
  .cta-copy h2{font-size:22px}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575.98px){
  .container-xx{padding:0 16px}
  .wall-grid{gap:14px}
  .v-title{font-size:14px}
  .v-body{padding:12px 12px 14px;gap:8px}
  .card .badge-time,.v-card .badge-time{top:10px;left:10px}
  .v-card .badge-heat{top:10px;right:10px}
  .hero-stat{padding:10px 16px}
  .foot-grid{grid-template-columns:1fr}
  .page-hero h1{font-size:26px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --bg:#070B14;
  --panel:#0D1524;
  --panel-2:#0A1120;
  --primary:#35E0D6;
  --primary-soft:rgba(53,224,214,.14);
  --primary-line:rgba(53,224,214,.35);
  --violet:#6E5BFF;
  --violet-soft:rgba(110,91,255,.16);
  --action:#FF7A45;
  --action-soft:rgba(255,122,69,.16);
  --text:#E7EDF6;
  --text-2:#9BA9BF;
  --text-3:#6B7A91;
  --line:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.055);
  --glass-line:rgba(255,255,255,.10);
  --r-pill:999px;
  --r-card:18px;
  --r-video:24px;
  --r-input:14px;
  --shadow-card:0 0 0 1px rgba(255,255,255,.06),0 18px 40px rgba(0,0,0,.55);
  --shadow-hover:0 26px 56px rgba(0,0,0,.65),0 0 0 1px rgba(53,224,214,.35);
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s5:24px;--s6:32px;--s7:48px;--s8:72px;--s9:96px;
  --font-cn:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-body-bg:#070B14;
  --bs-body-color:#E7EDF6;
  --bs-primary:#35E0D6;
  --bs-link-color:#35E0D6;
  --bs-link-hover-color:#7FF0E6;
  --bs-border-radius:14px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --bs-body-font-family:var(--font-cn);
}

/* ============ 基础 reset ============ */
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  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;
  background:
    radial-gradient(900px 520px at 12% -8%,rgba(53,224,214,.10),transparent 60%),
    radial-gradient(760px 480px at 92% 4%,rgba(110,91,255,.10),transparent 62%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,border-color .18s ease,background .18s ease;}
a:hover{color:#7FF0E6;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 容器 ============ */
.container-xx{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:2;
}

/* ============ 头部 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,11,20,.86);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:padding .18s ease,background .18s ease;
}
.brand-row{
  display:flex;
  align-items:center;
  gap:24px;
  padding:16px 0 12px;
  transition:padding .18s ease;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--text);
  font-weight:800;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:38px;height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:linear-gradient(150deg,rgba(53,224,214,.24),rgba(110,91,255,.24));
  border:1px solid var(--glass-line);
  box-shadow:0 0 18px rgba(53,224,214,.22);
  transition:width .18s ease,height .18s ease;
}
.brand-mark span{
  font-size:13px;
  font-weight:800;
  letter-spacing:.02em;
  color:var(--primary);
}
.brand-name{font-size:18px;letter-spacing:.01em;}
.search-form{
  display:flex;
  align-items:center;
  gap:8px;
  flex:1 1 auto;
  max-width:420px;
  margin-left:auto;
  background:var(--panel);
  border:1px solid var(--glass-line);
  border-radius:var(--r-input);
  padding:4px 4px 4px 14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{
  border-color:var(--primary-line);
  box-shadow:0 0 0 3px rgba(53,224,214,.16);
}
.search-input{
  flex:1 1 auto;
  min-width:0;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:14px;
  padding:8px 0;
}
.search-input::placeholder{color:var(--text-3);}
.search-btn{
  flex:0 0 auto;
  border:0;
  cursor:pointer;
  font-size:13px;
  font-weight:700;
  color:#04211F;
  background:var(--primary);
  border-radius:10px;
  padding:8px 16px;
  transition:filter .18s ease,box-shadow .18s ease;
}
.search-btn:hover{filter:brightness(1.08);box-shadow:0 0 18px rgba(53,224,214,.4);}
.brand-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.btn-accent{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:10px 20px;
  border-radius:var(--r-pill);
  background:var(--action);
  color:#22100A;
  font-size:14px;
  font-weight:800;
  white-space:nowrap;
  transition:filter .18s ease,box-shadow .18s ease,transform .18s ease;
}
.btn-accent:hover{color:#22100A;filter:brightness(1.08);box-shadow:0 0 22px rgba(255,122,69,.45);transform:translateY(-1px);}
.menu-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--glass-line);
  background:var(--glass);
  cursor:pointer;
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
}
.menu-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--text);}

/* 频道行 */
.channel-row{
  position:relative;
  overflow-x:auto;
  overflow-y:hidden;
  scrollbar-width:none;
  border-top:1px solid var(--line);
}
.channel-row::-webkit-scrollbar{display:none;}
.main-nav{
  display:flex;
  gap:8px;
  min-width:max-content;
  padding:12px 0 14px;
}
.nav-link-c{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 18px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:all .18s ease;
}
.nav-link-c:hover{
  color:var(--text);
  border-color:rgba(255,255,255,.22);
  background:rgba(255,255,255,.09);
}
.nav-link-c.active{
  background:var(--primary);
  border-color:var(--primary);
  color:#04211F;
  font-weight:800;
  box-shadow:0 0 20px rgba(53,224,214,.35);
}
.nav-count{
  font-size:11px;
  padding:1px 7px;
  border-radius:var(--r-pill);
  background:rgba(0,0,0,.22);
  border:1px solid rgba(0,0,0,.16);
}
.nav-link-c:not(.active) .nav-count{background:rgba(53,224,214,.12);border-color:var(--primary-line);color:var(--primary);}

/* 头部收缩 */
.site-header.is-condensed .brand-row{padding:8px 0 8px;}
.site-header.is-condensed .brand-mark{width:32px;height:32px;border-radius:10px;}
.site-header.is-condensed .brand-name{font-size:16px;}
.site-header.is-condensed .main-nav{padding:8px 0 10px;}

/* 移动端面板 */
.mobile-nav{
  background:var(--panel-2)!important;
  border-left:1px solid var(--glass-line);
  color:var(--text);
  width:320px;
}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.mobile-nav .offcanvas-title{font-size:16px;font-weight:700;}
.btn-close-c{
  border:1px solid var(--glass-line);
  background:var(--glass);
  color:var(--text-2);
  width:34px;height:34px;
  border-radius:10px;
  font-size:18px;
  line-height:1;
  cursor:pointer;
  transition:all .18s ease;
}
.btn-close-c:hover{color:var(--text);border-color:var(--primary-line);}
.chip-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:6px;}
.chip-grid .nav-link-c{justify-content:center;padding:12px 10px;font-size:14px;}

/* ============ 面包屑 ============ */
.breadcrumb-c{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-2);
  margin-bottom:18px;
}
.breadcrumb-c a{color:var(--text-2);}
.breadcrumb-c a:hover{color:var(--primary);}
.breadcrumb-c .sep{color:var(--text-3);}
.breadcrumb-c .current{color:var(--text);font-weight:600;}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;
  padding:52px 0 48px;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(180deg,rgba(7,11,20,.72),rgba(7,11,20,.94)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.cat-hero::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:48px 48px;
  opacity:.5;
  pointer-events:none;
}
.cat-hero .container-xx{position:relative;z-index:2;}
.cat-hero h1{
  font-size:clamp(26px,4.2vw,42px);
  font-weight:800;
  line-height:1.18;
  max-width:820px;
  margin-bottom:16px;
}
.cat-hero h1 .hl{color:var(--primary);}
.hero-lead{
  max-width:720px;
  color:var(--text-2);
  font-size:16px;
  margin-bottom:28px;
}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:14px;
  max-width:820px;
}
.stat-box{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  padding:16px 18px;
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
}
.stat-box .stat-num{
  display:block;
  font-size:24px;
  font-weight:800;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.stat-box .stat-label{
  display:block;
  font-size:12px;
  color:var(--text-3);
  margin-top:4px;
}

/* ============ 板块通用 ============ */
.section{padding:72px 0 0;}
.section:last-of-type{padding-bottom:72px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:28px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(20px,2.6vw,27px);
  font-weight:700;
  position:relative;
  padding-left:16px;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:3px;
  border-radius:3px;
  background:var(--primary);
  box-shadow:0 0 12px rgba(53,224,214,.55);
}
.section-head p{color:var(--text-2);font-size:14px;margin:8px 0 0;padding-left:16px;}
.ghost-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--primary);
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
}
.ghost-link::after{content:"→";transition:transform .18s ease;}
.ghost-link:hover::after{transform:translateX(3px);}

/* ============ 筛选 chips ============ */
.filter-bar{
  display:flex;
  gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  padding-bottom:6px;
  margin-bottom:20px;
}
.filter-bar::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  font-size:13px;
  font-weight:600;
  color:var(--text-2);
  background:var(--glass);
  border:1px solid var(--glass-line);
  white-space:nowrap;
  cursor:pointer;
  transition:all .18s ease;
}
.chip:hover{color:var(--text);border-color:rgba(255,255,255,.22);}
.chip.is-on{
  background:var(--primary-soft);
  border-color:var(--primary-line);
  color:var(--primary);
  box-shadow:0 0 16px rgba(53,224,214,.18);
}

/* ============ 榜单 ============ */
.rank-wrap{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-video);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.rank-list{counter-reset:rank;}
.rank-item{
  position:relative;
  display:grid;
  grid-template-columns:64px 168px minmax(0,1fr) 132px;
  align-items:center;
  gap:24px;
  padding:22px 26px;
  border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.rank-item:last-child{border-bottom:0;}
.rank-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--primary);
  border-radius:0 3px 3px 0;
  transform:scaleY(0);
  transition:transform .22s ease;
}
.rank-item:hover{background:rgba(255,255,255,.035);}
.rank-item:hover::before{transform:scaleY(1);}
.rank-num{
  font-size:34px;
  font-weight:800;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1px rgba(53,224,214,.55);
  font-variant-numeric:tabular-nums;
}
.rank-item:hover .rank-num{-webkit-text-stroke:1px var(--primary);}
.rank-thumb{
  width:168px;
  aspect-ratio:16/10;
  border-radius:14px;
  overflow:hidden;
  background:linear-gradient(140deg,#101B33,#0A1120);
  border:1px solid var(--line);
}
.rank-thumb img{width:100%;height:100%;object-fit:cover;object-position:center top;transition:transform .3s ease;}
.rank-item:hover .rank-thumb img{transform:scale(1.05);}
.rank-body h3{
  font-size:18px;
  font-weight:700;
  margin-bottom:6px;
  transition:color .18s ease;
}
.rank-item:hover .rank-body h3{color:var(--primary);}
.rank-body p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
  margin:0 0 10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.badge-c{
  display:inline-flex;
  align-items:center;
  padding:3px 11px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:600;
  color:var(--text-2);
  background:rgba(0,0,0,.28);
  border:1px solid var(--glass-line);
}
.badge-c.tone-a{color:var(--primary);border-color:var(--primary-line);background:rgba(53,224,214,.10);}
.badge-c.tone-b{color:#A79CFF;border-color:rgba(110,91,255,.45);background:var(--violet-soft);}
.badge-c.tone-c{color:#FFA47C;border-color:rgba(255,122,69,.45);background:var(--action-soft);}
.rank-meta{
  display:flex;
  flex-direction:column;
  align-items:flex-end;
  gap:10px;
  text-align:right;
}
.rank-time{
  font-size:12px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}
.rank-go{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:700;
  padding:7px 15px;
  border-radius:var(--r-pill);
  color:var(--text-2);
  background:var(--glass);
  border:1px solid var(--glass-line);
  transition:all .18s ease;
}
.rank-item:hover .rank-go{
  color:#04211F;
  background:var(--primary);
  border-color:var(--primary);
  box-shadow:0 0 18px rgba(53,224,214,.38);
}

/* ============ 横滑推荐 ============ */
.rail{position:relative;}
.rail::before,.rail::after{
  content:"";
  position:absolute;
  top:0;bottom:14px;
  width:56px;
  pointer-events:none;
  z-index:3;
}
.rail::before{left:-2px;background:linear-gradient(90deg,var(--bg),rgba(7,11,20,0));}
.rail::after{right:-2px;background:linear-gradient(270deg,var(--bg),rgba(7,11,20,0));}
.rail-track{
  display:flex;
  gap:20px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  padding:4px 4px 18px;
  scrollbar-width:thin;
}
.rail-track::-webkit-scrollbar{height:6px;}
.rail-track::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:6px;}
.rec-card{
  flex:0 0 300px;
  scroll-snap-align:start;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rec-card:hover{
  transform:translateY(-4px);
  border-color:var(--primary-line);
  box-shadow:var(--shadow-hover);
}
.rec-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(140deg,#101B33,#0A1120);}
.rec-media img{width:100%;height:100%;object-fit:cover;object-position:center top;transition:transform .35s ease;}
.rec-card:hover .rec-media img{transform:scale(1.06);}
.rec-tag{
  position:absolute;
  left:12px;top:12px;
  padding:3px 10px;
  border-radius:var(--r-pill);
  font-size:11px;
  font-weight:700;
  color:var(--primary);
  background:rgba(4,10,20,.72);
  border:1px solid var(--primary-line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.rec-body{padding:16px 18px 20px;}
.rec-body h3{font-size:16px;margin-bottom:8px;line-height:1.4;}
.rec-body p{
  font-size:13px;
  color:var(--text-2);
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rec-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:14px;
  padding-top:12px;
  border-top:1px solid var(--line);
  font-size:12px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;
  margin-top:72px;
  padding:52px 48px;
  border-radius:var(--r-video);
  overflow:hidden;
  background:linear-gradient(120deg,#0A1424 0%,#111E38 55%,#0A1424 100%);
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
}
.cta-band::before{
  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;
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-120px;top:-160px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,214,.18),transparent 68%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:2;max-width:620px;}
.cta-copy h2{font-size:clamp(20px,2.8vw,28px);margin-bottom:12px;}
.cta-copy p{color:var(--text-2);font-size:15px;margin:0;}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}
.btn-primary-c{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 28px;
  border-radius:var(--r-pill);
  background:var(--primary);
  color:#04211F;
  font-size:15px;
  font-weight:800;
  white-space:nowrap;
  border:1px solid var(--primary);
  transition:all .18s ease;
}
.btn-primary-c:hover{
  color:#04211F;
  filter:brightness(1.08);
  box-shadow:0 0 22px rgba(53,224,214,.45);
  transform:translateY(-1px);
}
.btn-ghost-c{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 28px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--text);
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  transition:all .18s ease;
}
.btn-ghost-c:hover{color:var(--text);background:var(--primary-soft);border-color:var(--primary-line);transform:translateY(-1px);}

/* ============ FAQ ============ */
.faq-acc{display:grid;gap:12px;}
.faq-acc .accordion-item{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  overflow:hidden;
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
}
.faq-acc .accordion-button{
  width:100%;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:16px;
  font-weight:700;
  text-align:left;
  padding:18px 54px 18px 22px;
  position:relative;
  box-shadow:none;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--primary);
  background:rgba(53,224,214,.07);
  box-shadow:inset 3px 0 0 var(--primary);
}
.faq-acc .accordion-button::after{
  content:"+";
  position:absolute;
  right:18px;top:50%;
  transform:translateY(-50%);
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--glass-line);
  color:var(--text-2);
  font-size:15px;
  font-weight:600;
  line-height:24px;
  text-align:center;
  background:transparent;
  transition:all .22s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  content:"−";
  color:#04211F;
  background:var(--primary);
  border-color:var(--primary);
  transform:translateY(-50%) rotate(180deg);
}
.faq-acc .accordion-button:focus{box-shadow:none;}
.faq-acc .accordion-button:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.faq-acc .accordion-body{
  padding:0 22px 20px;
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.8;
  background:rgba(0,0,0,.14);
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:96px;
  background:var(--panel-2);
  border-top:1px solid var(--line);
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:1px;
  background-image:linear-gradient(90deg,rgba(53,224,214,.4),rgba(110,91,255,.25),transparent);
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding:64px 0 44px;
}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{color:var(--text-2);font-size:14px;max-width:340px;margin:0;}
.foot-col h4{
  font-size:15px;
  margin-bottom:16px;
  color:var(--text);
}
.foot-col ul{display:grid;gap:10px;}
.foot-col a{color:var(--text-2);font-size:14px;}
.foot-col a:hover{color:var(--primary);}
.qr-box{
  width:118px;height:118px;
  border-radius:14px;
  border:1px dashed var(--glass-line);
  background:var(--glass);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12px;
  line-height:1.6;
  color:var(--text-3);
}
.foot-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  padding:20px 0 32px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
}
.foot-links{display:flex;gap:18px;flex-wrap:wrap;}
.foot-links a{color:var(--text-3);font-size:13px;}
.foot-links a:hover{color:var(--primary);}

/* 返回顶部 */
.to-top{
  position:fixed;
  right:24px;bottom:28px;
  width:46px;height:46px;
  border-radius:50%;
  border:1px solid var(--glass-line);
  background:rgba(13,21,36,.9);
  color:var(--primary);
  font-size:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:all .22s ease;
  z-index:70;
}
.to-top.is-on{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{border-color:var(--primary-line);box-shadow:0 0 18px rgba(53,224,214,.35);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  .search-form{display:none;}
  .menu-toggle{display:flex;}
  .brand-row{padding:14px 0 12px;}
  .section{padding:56px 0 0;}
  .section:last-of-type{padding-bottom:56px;}
  .cta-band{margin-top:56px;padding:40px 32px;flex-direction:column;align-items:flex-start;}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rank-item{grid-template-columns:52px 140px minmax(0,1fr);gap:18px;padding:20px;}
  .rank-thumb{width:140px;}
  .rank-meta{grid-column:3;flex-direction:row;align-items:center;justify-content:flex-start;gap:14px;}
  .rank-num{font-size:28px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 36px;}
}
@media (max-width:767px){
  .container-xx{padding:0 16px;}
  .cat-hero{padding:38px 0 34px;}
  .hero-lead{font-size:15px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .rank-item{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:18px 16px;}
  .rank-thumb{display:none;}
  .rank-num{font-size:24px;}
  .rank-meta{grid-column:2;justify-content:space-between;}
  .rank-body h3{font-size:16px;}
  .rec-card{flex:0 0 260px;}
  .cta-actions{width:100%;flex-direction:column;}
  .btn-primary-c,.btn-ghost-c{justify-content:center;width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .faq-acc .accordion-button{font-size:15px;padding:16px 48px 16px 18px;}
  .faq-acc .accordion-body{padding:0 18px 18px;}
}
@media (max-width:575px){
  .brand-name{font-size:16px;}
  .btn-accent{padding:9px 16px;font-size:13px;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:10px;}
  .stat-box{padding:14px;}
  .stat-box .stat-num{font-size:20px;}
  .section{padding:44px 0 0;}
  .cta-band{padding:32px 22px;}
  .to-top{right:16px;bottom:20px;}
}

/* roulang page: category3 */
:root{
  --bg:#070B14;
  --panel:#0D1524;
  --accent:#35E0D6;
  --accent-soft:#7FF0E6;
  --aux:#6E5BFF;
  --action:#FF7A45;
  --text:#E7EDF6;
  --text-2:#9BA9BF;
  --text-3:#6B7A91;
  --line:rgba(255,255,255,0.08);
  --glass:rgba(255,255,255,0.055);
  --glass-line:rgba(255,255,255,0.10);
  --r-pill:999px;
  --r-card:18px;
  --r-video:24px;
  --r-input:14px;
  --sh-card:0 0 0 1px rgba(255,255,255,0.06), 0 18px 40px rgba(0,0,0,0.55);
  --sh-hover:0 26px 56px rgba(0,0,0,0.65), 0 0 0 1px rgba(53,224,214,0.35);
  --sp-4:4px; --sp-8:8px; --sp-12:12px; --sp-16:16px; --sp-24:24px; --sp-32:32px; --sp-48:48px; --sp-72:72px; --sp-96:96px;

  --bs-body-bg:#070B14;
  --bs-body-color:#E7EDF6;
  --bs-primary:#35E0D6;
  --bs-link-color:#35E0D6;
  --bs-link-hover-color:#7FF0E6;
  --bs-border-color:rgba(255,255,255,0.10);
  --bs-border-radius:14px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--accent);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-soft);}
h1,h2,h3,h4{color:var(--text);letter-spacing:-0.01em;}
h1{font-size:clamp(26px,4vw,42px);font-weight:800;line-height:1.18;margin:0 0 16px;}
h2{font-size:clamp(21px,2.4vw,28px);font-weight:700;line-height:1.3;margin:0;}
h3{font-size:18px;font-weight:600;line-height:1.45;margin:0;}
p{margin:0 0 16px;color:var(--text-2);}
ul{list-style:none;margin:0;padding:0;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

.container-xx{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}
@media (max-width:991px){ .container-xx{padding:0 20px;} }
@media (max-width:575px){ .container-xx{padding:0 16px;} }

/* ============ 顶部双层导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(7,11,20,0.86);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:padding .18s ease, background .18s ease;
}
.brand-row{
  display:flex;
  align-items:center;
  gap:24px;
  padding:14px 0;
  transition:padding .18s ease;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--text);
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--accent),#1FA9A2);
  box-shadow:0 0 0 1px rgba(53,224,214,0.35), 0 8px 22px rgba(53,224,214,0.22);
}
.brand-mark span{font-size:13px;font-weight:800;color:#04121A;letter-spacing:.02em;}
.brand-name{font-size:17px;font-weight:700;white-space:nowrap;}
.brand-row .main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1 1 auto;
  min-width:0;
}
.nav-link-c{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 14px;
  border-radius:var(--r-pill);
  font-size:14.5px;
  color:var(--text-2);
  border:1px solid transparent;
  white-space:nowrap;
  transition:color .2s, background .2s, border-color .2s;
}
.nav-link-c:hover{color:var(--text);background:var(--glass);border-color:var(--glass-line);}
.nav-link-c.active{
  color:#04121A;
  background:var(--accent);
  box-shadow:0 0 18px rgba(53,224,214,0.35);
  font-weight:600;
}
.head-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{position:relative;display:flex;align-items:center;}
.search-box input{
  width:190px;
  height:38px;
  padding:0 38px 0 14px;
  border-radius:var(--r-pill);
  background:var(--panel);
  border:1px solid var(--glass-line);
  color:var(--text);
  font-size:14px;
  transition:border-color .2s, box-shadow .2s, width .2s;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box input:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(53,224,214,0.16);
  width:220px;
}
.search-box button{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border:0;border-radius:50%;
  background:transparent;color:var(--text-3);cursor:pointer;
  display:grid;place-items:center;
}
.search-box button:hover{color:var(--accent);}
.btn-head{
  display:inline-flex;align-items:center;gap:8px;
  height:38px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--action);color:#1B0C04;font-weight:700;font-size:14px;
  white-space:nowrap;
  transition:box-shadow .2s, transform .2s, background .2s;
}
.btn-head:hover{color:#1B0C04;background:#FF8F62;box-shadow:0 0 20px rgba(255,122,69,0.4);transform:translateY(-1px);}
.burger{
  display:none;width:40px;height:40px;border-radius:12px;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--text);
  align-items:center;justify-content:center;cursor:pointer;
}
.channel-row{
  border-top:1px solid var(--line);
  padding:9px 0 11px;
  display:flex;align-items:center;gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  transition:padding .18s ease;
}
.channel-row::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 15px;border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--text-2);
  font-size:13.5px;
  white-space:nowrap;
  transition:color .2s, border-color .2s, background .2s;
}
.chip:hover{color:var(--text);border-color:rgba(53,224,214,0.45);}
.chip.active{
  color:#04121A;font-weight:600;background:var(--accent);border-color:var(--accent);
  box-shadow:0 0 18px rgba(53,224,214,0.35);
}
.chip .cnt{
  font-size:11px;padding:1px 7px;border-radius:var(--r-pill);
  background:rgba(255,255,255,0.12);color:inherit;
}
.chip-label{font-size:12.5px;color:var(--text-3);flex:0 0 auto;letter-spacing:.02em;}
.site-header.is-compact .brand-row{padding:8px 0;}
.site-header.is-compact .channel-row{padding:6px 0 8px;}
.site-header.is-compact .brand-mark{width:32px;height:32px;}

/* offcanvas 移动面板 */
.offcanvas.off-canvas-dark{
  background:#0A1120;
  color:var(--text);
  border-left:1px solid var(--glass-line);
  width:320px;
}
.off-canvas-dark .offcanvas-header{border-bottom:1px solid var(--line);}
.off-canvas-dark .btn-close{filter:invert(1) grayscale(1);opacity:.7;}
.off-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px;}
.off-link{
  padding:11px 12px;border-radius:12px;text-align:center;font-size:14px;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--text-2);
}
.off-link:hover{color:var(--text);border-color:rgba(53,224,214,0.4);}
.off-link.active{background:var(--accent);color:#04121A;font-weight:600;border-color:var(--accent);}

/* ============ 面包屑 ============ */
.crumb-bar{padding:20px 0 0;}
.breadcrumb-x{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2);}
.breadcrumb-x a{color:var(--text-2);}
.breadcrumb-x a:hover{color:var(--accent);}
.breadcrumb-x .sep{color:var(--text-3);}
.breadcrumb-x .cur{color:var(--text);}

/* ============ Hero 分栏 ============ */
.hero-split{
  position:relative;
  margin-top:22px;
  border-radius:24px;
  overflow:hidden;
  border:1px solid var(--line);
  background:#0A1120;
}
.hero-split::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.30;
}
.hero-split::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,0.05) 1px,transparent 1px);
  background-size:56px 56px;
  opacity:.9;
  mask-image:linear-gradient(120deg,rgba(0,0,0,.9),transparent 70%);
  -webkit-mask-image:linear-gradient(120deg,rgba(0,0,0,.9),transparent 70%);
}
.hero-split .inner{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:40px;
  align-items:center;
  padding:52px 44px;
}
.hero-tagline{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(110,91,255,0.14);
  border:1px solid rgba(110,91,255,0.45);
  color:#B9B0FF;font-size:12.5px;margin-bottom:18px;
}
.hero-split h1 .hl{color:var(--accent);}
.hero-split .lead{font-size:16px;color:var(--text-2);max-width:560px;margin-bottom:22px;}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--glass);border:1px solid var(--glass-line);
  font-size:13px;color:var(--text-2);
}
.pill i{color:var(--accent);font-size:12px;}
.pill.aux i{color:#9C90FF;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-figure{
  position:relative;
  border-radius:var(--r-video);
  overflow:hidden;
  aspect-ratio:16/11;
  border:1px solid var(--glass-line);
  box-shadow:var(--sh-card);
  background:linear-gradient(150deg,#101B2E,#070B14);
}
.hero-figure img{width:100%;height:100%;object-fit:cover;object-position:center top;}
.hero-figure .fig-cap{
  position:absolute;left:0;right:0;bottom:0;
  padding:34px 18px 16px;
  background:linear-gradient(to top,rgba(4,8,16,0.92),rgba(4,8,16,0));
  font-size:13px;color:var(--text-2);
}
.hero-figure .badge-time{
  position:absolute;top:14px;right:14px;
  padding:4px 11px;border-radius:var(--r-pill);
  font-size:12px;background:rgba(7,11,20,0.72);
  border:1px solid rgba(53,224,214,0.5);color:var(--accent);
}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:30px;
  padding-top:22px;border-top:1px solid var(--line);
}
.hero-stats .st b{display:block;font-size:24px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums;}
.hero-stats .st span{font-size:12.5px;color:var(--text-3);}

/* ============ 通用板块 ============ */
.section{padding:72px 0 0;}
.section:last-of-type{padding-bottom:0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.sec-head .kicker{
  display:inline-block;font-size:12.5px;color:var(--accent);letter-spacing:.06em;margin-bottom:8px;
}
.sec-head p{margin:8px 0 0;font-size:14.5px;max-width:640px;}
.link-more{font-size:14px;color:var(--accent);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.link-more:hover{gap:10px;}

/* 筛选 chips */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.filter-chip{
  padding:8px 16px;border-radius:var(--r-pill);
  background:var(--panel);border:1px solid var(--glass-line);
  color:var(--text-2);font-size:13.5px;cursor:pointer;
  transition:color .2s,border-color .2s,background .2s;
}
.filter-chip:hover{color:var(--text);border-color:rgba(53,224,214,0.45);}
.filter-chip.on{background:rgba(53,224,214,0.14);border-color:var(--accent);color:var(--accent-soft);}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding-left:76px;}
.timeline::before{
  content:"";position:absolute;left:27px;top:8px;bottom:24px;width:1px;
  background:linear-gradient(to bottom,rgba(53,224,214,0.55),rgba(110,91,255,0.35),rgba(255,255,255,0.06));
}
.tl-group{margin-bottom:52px;}
.tl-group-title{
  position:relative;
  font-size:21px;font-weight:700;
  margin:0 0 22px -76px;
  padding-left:76px;
  display:flex;align-items:center;gap:12px;
}
.tl-group-title::before{
  content:"";
  position:absolute;left:22px;top:50%;transform:translateY(-50%);
  width:11px;height:11px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(53,224,214,0.16), 0 0 16px rgba(53,224,214,0.5);
}
.tl-group-title .g-sub{font-size:13px;font-weight:400;color:var(--text-3);}
.tl-item{position:relative;margin-bottom:18px;}
.tl-item::before{
  content:"";position:absolute;left:-55px;top:26px;
  width:9px;height:9px;border-radius:50%;
  background:#0D1524;border:1px solid rgba(53,224,214,0.6);
}
.tl-card{
  display:grid;
  grid-template-columns:180px 1fr auto;
  gap:22px;
  align-items:center;
  padding:18px;
  border-radius:var(--r-card);
  background:var(--panel);
  border:1px solid var(--line);
  box-shadow:0 0 0 1px rgba(255,255,255,0.04), 0 12px 30px rgba(0,0,0,0.4);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(53,224,214,0.3);}
.tl-thumb{
  aspect-ratio:16/10;border-radius:14px;overflow:hidden;
  background:linear-gradient(140deg,#132038,#0A1120);
  border:1px solid var(--line);
}
.tl-thumb img{width:100%;height:100%;object-fit:cover;object-position:center top;}
.tl-text h3{margin-bottom:8px;font-size:18px;}
.tl-text h3 a{color:var(--text);}
.tl-text h3 a:hover{color:var(--accent-soft);}
.tl-text p{margin:0 0 12px;font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.tags-row{display:flex;flex-wrap:wrap;gap:8px;}
.badge-c{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 11px;border-radius:var(--r-pill);font-size:11.5px;
  background:rgba(7,11,20,0.6);border:1px solid var(--glass-line);color:var(--text-2);
}
.badge-c.t{color:var(--accent);border-color:rgba(53,224,214,0.45);}
.badge-c.a{color:#B9B0FF;border-color:rgba(110,91,255,0.5);}
.badge-c.o{color:#FFB48F;border-color:rgba(255,122,69,0.5);}
.tl-meta{text-align:right;font-size:12.5px;color:var(--text-3);white-space:nowrap;}
.tl-meta .go{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;margin-top:10px;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--accent);
  transition:background .2s,border-color .2s,transform .2s;
}
.tl-card:hover .tl-meta .go{background:rgba(53,224,214,0.16);border-color:var(--accent);transform:translateX(3px);}

/* ============ 对比双卡 ============ */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
  padding:30px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-card);
  transition:transform .22s ease, box-shadow .22s ease;
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.compare-card .cc-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  margin-bottom:18px;font-size:18px;
}
.compare-card.a .cc-icon{background:rgba(53,224,214,0.14);color:var(--accent);border:1px solid rgba(53,224,214,0.4);}
.compare-card.b .cc-icon{background:rgba(255,122,69,0.14);color:var(--action);border:1px solid rgba(255,122,69,0.4);}
.compare-card h3{font-size:19px;margin-bottom:12px;}
.compare-card p{font-size:14.5px;margin-bottom:18px;}
.compare-card .cc-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;color:var(--text-2);padding:7px 0;
}
.compare-card .cc-list i{color:var(--accent);font-size:12px;margin-top:7px;}
.compare-card.b .cc-list i{color:var(--action);}

/* ============ FAQ ============ */
.faq-wrap{max-width:960px;}
.accordion-item{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:16px !important;
  margin-bottom:12px;
  overflow:hidden;
  position:relative;
}
.accordion-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--accent);opacity:0;transition:opacity .2s;
}
.accordion-item:has(.accordion-button:not(.collapsed))::before{opacity:1;}
.accordion-button{
  background:transparent;
  color:var(--text);
  font-size:15.5px;
  font-weight:600;
  padding:18px 22px;
  border:0;
  box-shadow:none !important;
}
.accordion-button:not(.collapsed){color:var(--accent-soft);background:rgba(53,224,214,0.05);}
.accordion-button::after{
  background-image:none;
  content:"+";
  font-size:20px;font-weight:400;color:var(--text-2);
  width:auto;height:auto;
  display:grid;place-items:center;
  transform:none;
  transition:transform .2s;
}
.accordion-button:not(.collapsed)::after{content:"–";color:var(--accent);transform:rotate(180deg);}
.accordion-body{
  padding:0 22px 20px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.8;
}

/* ============ CTA 带 ============ */
.cta-band{
  margin-top:72px;
  border-radius:24px;
  border:1px solid var(--glass-line);
  background:linear-gradient(115deg,#0C1830 0%,#0A1120 55%,#121A2E 100%);
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,0.05) 1px,transparent 1px);
  background-size:48px 48px;
  opacity:.75;
}
.cta-band .inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:44px 44px;
}
.cta-band h2{font-size:24px;margin-bottom:10px;}
.cta-band p{margin:0;font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ============ 按钮 ============ */
.btn-c{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;
  border:1px solid transparent;
  transition:background .2s,box-shadow .2s,transform .2s,color .2s,border-color .2s;
}
.btn-primary-c{background:var(--accent);color:#04121A;}
.btn-primary-c:hover{color:#04121A;background:#5AE9E0;box-shadow:0 0 22px rgba(53,224,214,0.45);transform:translateY(-1px);}
.btn-action-c{background:var(--action);color:#1B0C04;}
.btn-action-c:hover{color:#1B0C04;background:#FF9161;box-shadow:0 0 22px rgba(255,122,69,0.45);transform:translateY(-1px);}
.btn-ghost-c{background:var(--glass);border-color:var(--glass-line);color:var(--text);}
.btn-ghost-c:hover{color:var(--text);background:rgba(53,224,214,0.12);border-color:rgba(53,224,214,0.45);}
.btn-text-c{
  background:transparent;color:var(--accent);padding:12px 6px;font-weight:600;
  display:inline-flex;align-items:center;gap:8px;
}
.btn-text-c:hover{color:var(--accent-soft);gap:12px;}

/* ============ 返回频道 ============ */
.back-channel{
  margin-top:28px;
  padding:22px 26px;
  border-radius:var(--r-card);
  background:var(--panel);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.back-channel .bc-text{display:flex;align-items:center;gap:14px;}
.back-channel .bc-icon{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:rgba(110,91,255,0.14);border:1px solid rgba(110,91,255,0.45);color:#B9B0FF;
}
.back-channel h3{font-size:17px;margin-bottom:4px;}
.back-channel p{margin:0;font-size:13.5px;color:var(--text-3);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:88px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,#0A1020,#070B14 70%);
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background-image:repeating-linear-gradient(90deg,rgba(53,224,214,0.35) 0 8px,transparent 8px 18px);
  opacity:.5;
}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;
  padding:60px 0 40px;
}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{font-size:14px;color:var(--text-3);max-width:320px;line-height:1.8;}
.foot-col h4{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text);}
.foot-col ul li{margin-bottom:10px;}
.foot-col a{font-size:14px;color:var(--text-2);}
.foot-col a:hover{color:var(--accent);}
.qr-box{
  width:104px;height:104px;border-radius:14px;
  border:1px dashed var(--glass-line);
  background:var(--glass);
  display:grid;place-items:center;text-align:center;
  font-size:12px;color:var(--text-3);line-height:1.6;
}
.foot-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.foot-links{display:flex;flex-wrap:wrap;gap:18px;}
.foot-links a{color:var(--text-3);font-size:13px;}
.foot-links a:hover{color:var(--accent);}

/* 返回顶部 */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:1040;
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(13,21,36,0.9);
  border:1px solid var(--glass-line);
  color:var(--accent);cursor:pointer;
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .25s, transform .25s, box-shadow .25s;
  backdrop-filter:blur(12px);
}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0);}
.to-top:hover{box-shadow:0 0 20px rgba(53,224,214,0.35);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .tl-card{grid-template-columns:150px 1fr auto;}
}
@media (max-width:991px){
  .brand-row .main-nav{display:none;}
  .burger{display:inline-flex;}
  .search-box input{width:150px;}
  .search-box input:focus{width:170px;}
  .hero-split .inner{grid-template-columns:1fr;gap:30px;padding:38px 28px;}
  .hero-figure{aspect-ratio:16/9;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .compare-grid{grid-template-columns:1fr;}
  .cta-band .inner{flex-direction:column;align-items:flex-start;padding:34px 28px;}
  .section{padding:56px 0 0;}
}
@media (max-width:767px){
  .timeline{padding-left:44px;}
  .timeline::before{left:15px;}
  .tl-group-title{margin-left:-44px;padding-left:44px;font-size:19px;}
  .tl-group-title::before{left:10px;}
  .tl-item::before{left:-34px;top:22px;}
  .tl-card{grid-template-columns:1fr;gap:14px;padding:16px;}
  .tl-thumb{aspect-ratio:16/9;}
  .tl-meta{text-align:left;display:flex;align-items:center;justify-content:space-between;width:100%;}
  .tl-meta .go{margin-top:0;}
  .hero-stats{gap:20px;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn-c{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 30px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (max-width:575px){
  body{font-size:15px;}
  .brand-name{font-size:15.5px;}
  .search-box{display:none;}
  .hero-split .inner{padding:28px 20px;}
  .hero-actions .btn-c{width:100%;}
  .compare-card{padding:22px;}
  .back-channel{flex-direction:column;align-items:flex-start;}
  .to-top{right:14px;bottom:16px;}
}