/* roulang page: index */
:root{
  --brand:#7C3AED;
  --brand-deep:#5B21C9;
  --neon:#22D3EE;
  --accent:#FFC53D;
  --ink:#17162B;
  --ink-2:#4A4763;
  --ink-3:#7A7793;
  --bg:#F7F5FF;
  --surface:#FFFFFF;
  --line:#E7E3F6;
  --footer-bg:#17162B;
  --footer-ink:#C9C6E0;
  --danger:#D93F5C;
  --r-card:16px;
  --r-btn:12px;
  --shadow-card:0 4px 0 rgba(23,22,43,.10);
  --shadow-card-hover:0 6px 0 rgba(124,58,237,.22);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.container{max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px;}}

/* ---------- 装饰 ---------- */
.dot-grid{background-image:radial-gradient(rgba(124,58,237,.14) 1px,transparent 1px);background-size:16px 16px;}
.stripe-light{background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.14) 0 6px,transparent 6px 12px);}
.stripe-soft{background-image:repeating-linear-gradient(45deg,rgba(124,58,237,.08) 0 6px,transparent 6px 12px);}
.mono{font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;}

/* ---------- 倒计时条 ---------- */
.ticker{
  position:relative;background:var(--brand);color:#fff;min-height:42px;
  display:flex;align-items:center;overflow:hidden;
}
.ticker::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:34px;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.16) 0 5px,transparent 5px 10px);
}
.ticker-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;padding-top:6px;padding-bottom:6px;}
.ticker-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap;min-width:0;}
.ticker-label{font-size:13px;letter-spacing:.4px;display:inline-flex;align-items:center;gap:8px;}
.pulse-dot{width:8px;height:8px;border-radius:999px;background:var(--accent);box-shadow:0 0 0 4px rgba(255,197,61,.28);flex:none;}
.clock{display:inline-flex;align-items:center;gap:6px;font-size:13px;}
.clock .unit{display:inline-flex;align-items:baseline;gap:3px;background:rgba(255,255,255,.16);border-radius:8px;padding:2px 8px;}
.clock .unit b{font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;font-size:14px;}
.clock .unit i{font-style:normal;font-size:11px;opacity:.85;}
.ticker-link{font-size:12.5px;color:#fff;border-bottom:1px dashed rgba(255,255,255,.7);padding-bottom:1px;white-space:nowrap;}
.ticker-link:hover{color:var(--accent);border-color:var(--accent);}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--surface);border-bottom:1px solid var(--line);}
.site-header.scrolled{box-shadow:0 6px 18px rgba(23,22,43,.08);}
.brand-row{display:flex;align-items:center;gap:16px;min-height:68px;padding-top:10px;padding-bottom:10px;}
.logo{display:flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:38px;height:38px;flex:none;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  display:grid;place-items:center;box-shadow:0 4px 0 rgba(124,58,237,.25);
  position:relative;overflow:hidden;
}
.logo-mark::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.18) 0 4px,transparent 4px 8px);
}
.logo-mark span{position:relative;width:14px;height:14px;border-radius:3px;background:var(--accent);box-shadow:8px 0 0 rgba(255,255,255,.85);transform:skewX(-12deg);}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-text b{font-size:16.5px;font-weight:800;letter-spacing:.2px;}
.logo-text small{font-size:11.5px;color:var(--ink-3);letter-spacing:.6px;}
.search-box{
  flex:1;max-width:340px;display:none;align-items:center;gap:8px;
  border:1px solid var(--line);background:var(--bg);border-radius:999px;
  padding:0 14px;height:40px;transition:.2s ease-out;
}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(124,58,237,.12);}
.search-box i{color:var(--ink-3);font-size:14px;}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
@media (min-width:900px){.search-box{display:flex;}}
.head-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.hamburger{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  display:grid;place-items:center;gap:5px;background:var(--surface);
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);}
.hamburger:hover{border-color:var(--brand);background:rgba(124,58,237,.06);}
@media (min-width:1024px){.hamburger{display:none;}}

/* ---------- 频道导航 ---------- */
.channel-bar{background:var(--bg);border-bottom:1px solid var(--line);}
.channel-scroll{
  display:flex;align-items:center;gap:8px;overflow-x:auto;padding-top:10px;padding-bottom:10px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.chip-link{
  position:relative;flex:none;display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 14px;border-radius:999px;font-size:14px;color:var(--ink-2);
  background:transparent;border:1px solid transparent;transition:.18s ease-out;white-space:nowrap;
}
.chip-link:hover{background:rgba(124,58,237,.12);color:var(--brand-deep);}
.chip-link.active{background:var(--brand);color:#fff;font-weight:600;}
.chip-link.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-10px;
  width:26px;height:3px;border-radius:3px;background:var(--brand);
}
.mobile-menu{display:none;border-top:1px solid var(--line);background:#fff;}
.mobile-menu.open{display:block;}
.mobile-menu ul{padding:10px 0;}
.mobile-menu li a{display:block;padding:12px 4px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.mobile-menu li:last-child a{border-bottom:0;}
.mobile-menu li a:hover{color:var(--brand);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;
  padding:0 22px;height:48px;transition:transform .18s ease-out,box-shadow .18s ease-out,background-color .18s ease-out,color .18s ease-out;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(90deg,var(--brand),var(--neon));color:#fff;
  box-shadow:0 4px 0 rgba(23,22,43,.16);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 0 rgba(124,58,237,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:0 2px 0 rgba(23,22,43,.2);}
.btn-outline{background:#fff;color:var(--brand-deep);border:1.5px solid var(--brand);}
.btn-outline:hover{background:rgba(124,58,237,.08);transform:translateY(-2px);box-shadow:0 5px 0 rgba(124,58,237,.18);}
.btn-outline:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6);}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.55;cursor:not-allowed;filter:saturate(.6);transform:none;box-shadow:none;}

/* ---------- 通用文字 ---------- */
.h1{font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.5px;}
.h2{font-size:clamp(23px,3.2vw,31px);line-height:1.3;font-weight:700;}
.h3{font-size:19px;line-height:1.4;font-weight:600;}
.lead{font-size:17px;color:var(--ink-2);line-height:1.85;}
.muted{color:var(--ink-2);}
.muted-3{color:var(--ink-3);}
.small{font-size:13.5px;line-height:1.6;}
.section{padding-top:56px;padding-bottom:56px;}
@media (min-width:768px){.section{padding-top:80px;padding-bottom:80px;}}
@media (min-width:1024px){.section{padding-top:96px;padding-bottom:96px;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:1.4px;
  color:var(--brand-deep);text-transform:uppercase;
}
.eyebrow::before{content:"";width:16px;height:3px;border-radius:3px;background:var(--brand);}

/* ---------- Chip / 徽章 ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;line-height:1;
  padding:6px 12px;border-radius:999px;background:rgba(34,211,238,.14);color:#0E7490;font-weight:600;
}
.chip-brand{background:rgba(124,58,237,.12);color:var(--brand-deep);}
.badge{display:inline-flex;align-items:center;font-size:12px;line-height:1;padding:6px 12px;border-radius:999px;font-weight:600;}
.badge-live{background:var(--accent);color:#4A3400;}
.badge-new{background:var(--brand);color:#fff;}
.badge-done{background:#EDEBF6;color:var(--ink-3);}

/* ---------- 卡片 ---------- */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-card);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:rgba(124,58,237,.35);}
.card-flat{box-shadow:none;}
.card-flat:hover{transform:none;box-shadow:var(--shadow-card-hover);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.42;
}
.hero-veil{position:absolute;inset:0;background:linear-gradient(120deg,rgba(23,22,43,.94) 0%,rgba(23,22,43,.78) 52%,rgba(91,33,201,.68) 100%);}
.hero-dots{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);background-size:16px 16px;opacity:.5;}
.hero-inner{position:relative;z-index:2;padding-top:56px;padding-bottom:80px;}
@media (min-width:768px){.hero-inner{padding-top:76px;padding-bottom:104px;}}
.hero-slash{
  position:absolute;left:0;right:0;bottom:0;height:62px;z-index:1;
  background:linear-gradient(90deg,var(--brand),var(--neon));
  clip-path:polygon(0 0,100% 0,100% 34%,0 100%);
  opacity:.92;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#fff;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);
  border-radius:999px;padding:6px 14px;
}
.hero h1{color:#fff;}
.hero-sub{color:rgba(255,255,255,.86);font-size:16.5px;line-height:1.9;max-width:620px;}
.sell-tags{display:flex;flex-wrap:wrap;gap:10px;}
.sell-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:#fff;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:7px 14px;
}
.sell-tag i{color:var(--accent);}
.hero-card{
  background:rgba(255,255,255,.97);border:1px solid rgba(255,255,255,.6);
  border-radius:20px;box-shadow:0 10px 0 rgba(23,22,43,.28);overflow:hidden;
}
.hero-card img{aspect-ratio:16/10;object-fit:cover;width:100%;}
.hero-card-body{padding:18px 20px 20px;}
.mini-list{display:grid;gap:10px;margin-top:14px;}
.mini-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-2);}
.mini-list li b{color:var(--brand-deep);font-family:ui-monospace,"SFMono-Regular",monospace;font-size:13px;padding-top:2px;}

/* ---------- 卖点区 ---------- */
.feature-grid{display:grid;gap:20px;}
@media (min-width:768px){.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}}
.feature{padding:26px 24px 28px;position:relative;overflow:hidden;}
.feature .num{
  font-family:ui-monospace,"SFMono-Regular",monospace;font-size:34px;font-weight:700;
  color:rgba(124,58,237,.22);line-height:1;
}
.feature h3{margin-top:12px;}
.feature p{margin-top:8px;color:var(--ink-2);font-size:15px;}
.feature.offset{margin-top:0;}
@media (min-width:768px){.feature.offset{margin-top:28px;}}
.feature::after{content:"";position:absolute;right:-30px;bottom:-30px;width:96px;height:96px;border-radius:50%;background:rgba(34,211,238,.12);}

/* ---------- 图墙 ---------- */
.wall{display:grid;grid-template-columns:1fr;gap:18px;}
@media (min-width:640px){.wall{grid-template-columns:repeat(6,minmax(0,1fr));gap:20px;}}
@media (min-width:1024px){.wall{grid-template-columns:repeat(12,minmax(0,1fr));gap:22px;}}
.wall-item{position:relative;overflow:hidden;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow-card);background:var(--surface);transition:transform .2s ease-out,box-shadow .2s ease-out;}
.wall-item img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out;}
.wall-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);}
.wall-item:hover img{transform:scale(1.02);}
.wall-cap{
  position:absolute;left:0;right:0;bottom:0;padding:34px 16px 14px;
  background:linear-gradient(180deg,rgba(23,22,43,0) 0%,rgba(23,22,43,.86) 100%);
  color:#fff;
}
.wall-cap b{font-size:15px;font-weight:600;display:block;}
.wall-cap span{font-size:12.5px;color:rgba(255,255,255,.78);}
.w-6{grid-column:span 6;}
.w-3{grid-column:span 3;}
.w-4{grid-column:span 4;}
.w-2{grid-column:span 2;}
@media (max-width:639px){.w-6,.w-3,.w-4,.w-2{grid-column:span 1;}}
@media (min-width:640px) and (max-width:1023px){.w-6{grid-column:span 6;}.w-3{grid-column:span 3;}.w-4{grid-column:span 3;}.w-2{grid-column:span 2;}}
.ratio-16x9{aspect-ratio:16/9;}
.ratio-4x3{aspect-ratio:4/3;}

/* ---------- 数据条 ---------- */
.stat-strip{border-radius:20px;padding:28px 24px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card);}
.stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
@media (min-width:900px){.stat-grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
.stat b{display:block;font-family:ui-monospace,"SFMono-Regular",monospace;font-size:30px;font-weight:700;color:var(--brand);letter-spacing:-.5px;}
.stat span{font-size:13.5px;color:var(--ink-2);}

/* ---------- CTA / 表单 ---------- */
.cta-wrap{
  position:relative;border-radius:24px;overflow:hidden;background:var(--ink);color:#fff;
}
.cta-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;opacity:.28;}
.cta-veil{position:absolute;inset:0;background:linear-gradient(115deg,rgba(23,22,43,.95) 0%,rgba(91,33,201,.82) 100%);}
.cta-bar{position:absolute;top:0;left:0;right:0;height:8px;background-image:repeating-linear-gradient(45deg,rgba(255,197,61,.75) 0 8px,transparent 8px 16px);}
.cta-inner{position:relative;z-index:2;display:grid;gap:32px;padding:40px 24px;}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.05fr .95fr;padding:56px 48px;gap:44px;}}
.cta-list{display:grid;gap:12px;margin-top:20px;}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.86);}
.cta-list li i{color:var(--neon);margin-top:5px;}
.form-card{background:#fff;border-radius:20px;padding:26px 22px 24px;box-shadow:0 10px 0 rgba(23,22,43,.3);border:1px solid rgba(255,255,255,.5);}
.form-card h3{color:var(--ink);}
.field{margin-top:16px;}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px;}
.field input,.field select{
  width:100%;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--bg);padding:0 14px;font-size:14.5px;outline:none;transition:.18s ease-out;
}
.field input:focus,.field select:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(124,58,237,.14);}
.field .hint{font-size:12.5px;color:var(--ink-3);margin-top:6px;}
.field.err input{border-color:var(--danger);background:#FDF2F4;}
.field .err-msg{display:none;font-size:12.5px;color:var(--danger);margin-top:6px;}
.field.err .err-msg{display:block;}
.form-note{font-size:12.5px;color:var(--ink-3);margin-top:12px;line-height:1.7;}
.form-ok{
  display:none;margin-top:14px;font-size:13.5px;color:#0E7490;
  background:rgba(34,211,238,.14);border-radius:12px;padding:10px 14px;
}
.form-ok.show{display:block;}

/* ---------- 最新信息 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--brand-deep);}
.link-arrow:hover{color:var(--brand);gap:10px;}
.post-grid{display:grid;gap:22px;margin-top:32px;}
@media (min-width:768px){.post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.post-grid{grid-template-columns:repeat(3,minmax(0,1fr));}}
.post-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-card);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:rgba(124,58,237,.35);}
.post-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:rgba(124,58,237,.08);}
.post-cover img{width:100%;height:100%;object-fit:cover;}
.post-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body h3{font-size:17px;line-height:1.5;font-weight:600;}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--ink-3);display:flex;align-items:center;gap:10px;}
.empty-state{
  margin-top:32px;padding:46px 24px;text-align:center;background:#fff;
  border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-state .ico{
  width:52px;height:52px;margin:0 auto 14px;border-radius:16px;
  background:rgba(124,58,237,.08);display:grid;place-items:center;color:var(--brand);font-size:20px;
}
.empty-state p{color:var(--ink-2);font-size:14.5px;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;margin-top:32px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-card);overflow:hidden;transition:.2s ease-out;}
.faq-item:hover{border-color:rgba(124,58,237,.35);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;text-align:left;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q .q-badge{
  flex:none;width:28px;height:28px;border-radius:9px;background:rgba(124,58,237,.12);
  color:var(--brand-deep);font-size:12.5px;font-weight:700;display:grid;place-items:center;
  font-family:ui-monospace,"SFMono-Regular",monospace;
}
.faq-q .arrow{margin-left:auto;color:var(--ink-3);transition:transform .22s ease-out;font-size:14px;}
.faq-item.open .faq-q .arrow{transform:rotate(180deg);color:var(--brand);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease-out;}
.faq-a-inner{
  padding:0 20px 20px 62px;font-size:15px;color:var(--ink-2);line-height:1.85;
  border-left:4px solid transparent;
}
.faq-item.open .faq-a-inner{border-left-color:var(--brand);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer-bg);color:var(--footer-ink);margin-top:56px;}
@media (min-width:768px){.site-footer{margin-top:80px;}}
.footer-top{display:grid;gap:34px;padding:52px 0 38px;}
@media (min-width:768px){.footer-top{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-top{grid-template-columns:1.4fr .8fr .9fr 1.1fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand .logo-mark{box-shadow:0 4px 0 rgba(0,0,0,.35);}
.footer-brand b{color:#fff;font-size:16px;}
.footer-col h4{font-size:14px;color:rgba(255,255,255,.55);font-weight:600;letter-spacing:.6px;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14.5px;color:var(--footer-ink);transition:.18s ease-out;}
.footer-col a:hover{color:var(--neon);}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(201,198,224,.85);margin-top:16px;max-width:340px;}
.footer-sub{display:flex;gap:10px;margin-top:16px;}
.footer-sub input{
  flex:1;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;outline:none;
}
.footer-sub input::placeholder{color:rgba(201,198,224,.6);}
.footer-sub input:focus{border-color:var(--neon);box-shadow:0 0 0 3px rgba(34,211,238,.18);}
.footer-sub button{
  height:42px;padding:0 18px;border-radius:12px;background:var(--brand);color:#fff;
  font-size:14px;font-weight:600;transition:.18s ease-out;
}
.footer-sub button:hover{background:var(--brand-deep);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;
  display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(201,198,224,.72);
}
.tags-line{display:flex;flex-wrap:wrap;gap:8px;}
.tags-line a{
  font-size:12.5px;padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.07);color:rgba(201,198,224,.9);transition:.18s ease-out;
}
.tags-line a:hover{background:rgba(34,211,238,.18);color:#fff;}

/* roulang page: article */
:root{
  --brand:#7C3AED;
  --brand-deep:#5B21C9;
  --neon:#22D3EE;
  --accent:#FFC53D;
  --ink:#17162B;
  --ink-2:#4A4763;
  --ink-3:#7A7793;
  --bg:#F7F5FF;
  --surface:#FFFFFF;
  --line:#E7E3F6;
  --footer-bg:#17162B;
  --footer-ink:#C9C6E0;
  --danger:#D93F5C;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-hard:0 4px 0 rgba(23,22,43,.10);
  --shadow-hover:0 6px 0 rgba(124,58,237,.22);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
.site-body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media (min-width:640px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px;}}
.num{font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;}

/* 顶部倒计时条 */
.countdown-bar{position:relative;background:var(--brand);color:#fff;overflow:hidden;}
.countdown-bar::after{
  content:"";position:absolute;top:0;right:0;bottom:0;width:132px;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.18) 0 6px,transparent 6px 12px);
  opacity:.85;pointer-events:none;
}
.countdown-inner{display:flex;align-items:center;gap:14px;min-height:42px;padding-top:6px;padding-bottom:6px;font-size:13px;}
.cd-label{display:inline-flex;align-items:center;gap:7px;font-weight:600;letter-spacing:.2px;white-space:nowrap;}
.cd-label i{color:var(--accent);}
.cd-clock{display:inline-flex;align-items:center;gap:6px;flex-wrap:wrap;}
.cd-unit{background:rgba(23,22,43,.28);border-radius:8px;padding:2px 9px;font-size:12.5px;letter-spacing:.5px;}
.cd-unit b{color:var(--accent);font-weight:700;}
.cd-spacer{flex:1 1 auto;}
.cd-link{white-space:nowrap;font-size:12.5px;border-bottom:1px solid rgba(255,255,255,.65);padding-bottom:1px;transition:color .2s ease-out,border-color .2s ease-out;}
.cd-link:hover{color:var(--accent);border-color:var(--accent);}
@media (max-width:719px){.cd-label span{display:none;}.countdown-inner{gap:8px;}}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:80;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .2s ease-out;}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(23,22,43,.08);}
.brand-row{display:flex;align-items:center;gap:14px;min-height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand);position:relative;display:inline-block;
  box-shadow:0 3px 0 rgba(23,22,43,.20);flex-shrink:0;
}
.logo-mark span{
  position:absolute;left:7px;right:7px;top:7px;bottom:7px;background:#fff;
  clip-path:polygon(0 0,100% 0,100% 52%,50% 100%,0 52%);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.2px;color:var(--ink);white-space:nowrap;}
.search-box{
  flex:1 1 auto;max-width:400px;display:flex;align-items:center;gap:9px;height:42px;padding:0 16px;
  border:1.5px solid var(--line);border-radius:999px;background:var(--bg);transition:border-color .2s ease-out,background .2s ease-out;
}
.search-box:focus-within{border-color:var(--brand);background:#fff;}
.search-box i{color:var(--ink-3);font-size:13px;}
.search-box input{flex:1;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);}
.search-box input::placeholder{color:var(--ink-3);}
.brand-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.hamburger{
  display:none;width:42px;height:42px;border:1.5px solid var(--line);border-radius:12px;background:#fff;
  cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:border-color .2s ease-out,transform .2s ease-out;
}
.hamburger span{display:block;width:17px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease-out,opacity .2s ease-out;}
.hamburger:hover{border-color:var(--brand);}
.hamburger.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.hamburger.is-open span:nth-child(2){opacity:0;}
.hamburger.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.channel-bar{background:var(--bg);border-bottom:1px solid var(--line);}
.channel-scroll{display:flex;align-items:center;gap:8px;height:56px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.channel-scroll::-webkit-scrollbar{display:none;}
.chip-link{
  position:relative;display:inline-flex;align-items:center;height:36px;padding:0 15px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--ink-2);white-space:nowrap;
  transition:background-color .18s ease-out,color .18s ease-out,box-shadow .18s ease-out;
}
.chip-link:hover{background:rgba(124,58,237,.12);color:var(--brand-deep);}
.chip-link.active{background:var(--brand);color:#fff;box-shadow:0 4px 0 rgba(23,22,43,.12);}
.chip-link.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:-11px;height:3px;border-radius:3px;background:var(--brand);
}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 0 18px;}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:block;padding:11px 14px;border-radius:12px;font-size:15px;color:var(--ink-2);
  transition:background-color .18s ease-out,color .18s ease-out;
}
.mobile-drawer a:hover,.mobile-drawer a.active{background:rgba(124,58,237,.10);color:var(--brand-deep);}
@media (max-width:1023px){
  .search-box{display:none;}
  .hamburger{display:inline-flex;}
}
@media (max-width:639px){
  .brand-text{font-size:15px;}
  .brand-actions .btn-sm{display:none;}
}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1.5px solid transparent;border-radius:var(--radius-btn);padding:12px 22px;
  font-size:15px;font-weight:600;cursor:pointer;line-height:1.2;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-primary{background:linear-gradient(90deg,var(--brand),var(--neon));color:#fff;box-shadow:var(--shadow-hard);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 0 rgba(124,58,237,.25);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 2px 0 rgba(23,22,43,.18);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:var(--shadow-hard);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-ghost:active{transform:translateY(1px);box-shadow:0 2px 0 rgba(23,22,43,.14);}
.btn-block{width:100%;}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}

/* 面包屑 */
.crumb-wrap{padding-top:22px;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-3);}
.breadcrumb a{color:var(--ink-3);transition:color .18s ease-out;}
.breadcrumb a:hover{color:var(--brand-deep);}
.breadcrumb .sep{color:#CFCBE4;}
.breadcrumb .current{color:var(--ink-2);max-width:min(460px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* 文章主体 */
.article-section{padding:24px 0 8px;}
.article-card{
  max-width:880px;margin:0 auto;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-hard);overflow:hidden;
}
.article-accent{height:6px;background:linear-gradient(90deg,var(--brand),var(--neon));background-size:100% 100%;}
.article-inner{padding:26px 20px 34px;}
@media (min-width:768px){.article-inner{padding:38px 44px 46px;}}
.article-head{max-width:760px;margin:0 auto;}
.chip{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.2px;}
.chip-cat{background:rgba(34,211,238,.14);color:#0E7490;}
.chip-new{background:var(--brand);color:#fff;}
.chip-soon{background:var(--accent);color:#7A4B00;}
.article-head h1{
  margin:16px 0 0;font-size:clamp(26px,4.4vw,38px);line-height:1.25;font-weight:800;letter-spacing:-.2px;color:var(--ink);
}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:16px;font-size:13.5px;color:var(--ink-3);}
.meta-row i{color:var(--brand);font-size:12.5px;margin-right:5px;}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#D5D1EA;display:inline-block;}
.article-divider{max-width:760px;height:1px;background:var(--line);margin:26px auto 30px;}

.article-body{max-width:760px;margin:0 auto;font-size:16px;line-height:1.9;color:var(--ink-2);}
.article-body p{margin:0 0 1.05em;font-size:16px;}
.article-body h2{
  margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--brand);
  font-size:clamp(21px,3vw,25px);line-height:1.35;font-weight:700;color:var(--ink);
}
.article-body h3{margin:28px 0 12px;font-size:18.5px;line-height:1.45;font-weight:600;color:var(--ink);}
.article-body h4{margin:22px 0 10px;font-size:16.5px;font-weight:600;color:var(--ink);}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body a{color:var(--brand-deep);border-bottom:1px solid rgba(124,58,237,.35);transition:color .18s ease-out,border-color .18s ease-out;}
.article-body a:hover{color:var(--brand);border-color:var(--brand);}
.article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:1.35em;}
.article-body li{margin-bottom:.5em;}
.article-body ul li::marker{color:var(--brand);}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;background:rgba(124,58,237,.05);
  border-left:4px solid var(--neon);border-radius:12px;color:var(--ink-2);font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;margin:22px auto;border:1px solid var(--line);}
.article-body figure{margin:24px 0;}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--ink-3);}
.article-body hr{border:0;height:1px;background:var(--line);margin:34px 0;}
.article-body pre{
  margin:22px 0;padding:18px 20px;background:#17162B;color:#E7E3F6;border-radius:14px;
  overflow-x:auto;font-size:13.5px;line-height:1.75;
}
.article-body pre code{background:transparent;color:inherit;padding:0;font-size:13.5px;}
.article-body code{
  background:rgba(124,58,237,.10);color:var(--brand-deep);padding:2px 6px;border-radius:6px;
  font-size:14px;font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
}
.article-body table{
  width:100%;display:block;overflow-x:auto;border-collapse:collapse;margin:22px 0;font-size:14.5px;
  border:1px solid var(--line);border-radius:12px;
}
.article-body th,.article-body td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;}
.article-body th{background:var(--bg);color:var(--ink);font-weight:600;}
.article-body tr:last-child td{border-bottom:0;}

.article-empty{
  max-width:760px;margin:0 auto;text-align:center;padding:56px 22px;
  border:1.5px dashed var(--line);border-radius:16px;background:rgba(124,58,237,.035);
}
.article-empty i{font-size:30px;color:var(--brand);}
.article-empty h2{margin:16px 0 8px;font-size:20px;font-weight:700;color:var(--ink);border:0;padding:0;}
.article-empty p{margin:0 0 20px;font-size:14.5px;color:var(--ink-3);}

.article-foot{max-width:760px;margin:36px auto 0;padding-top:24px;border-top:1px solid var(--line);}
.tags-line{display:flex;flex-wrap:wrap;gap:9px;}
.tags-line a{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;font-size:13px;
  background:rgba(34,211,238,.14);color:#0E7490;font-weight:500;
  transition:background-color .18s ease-out,color .18s ease-out,transform .18s ease-out;
}
.tags-line a:hover{background:rgba(124,58,237,.14);color:var(--brand-deep);transform:translateY(-2px);}
.back-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:22px;}

/* 相关推荐 */
.related-section{padding:56px 0 8px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:24px;}
.section-head h2{margin:0;font-size:clamp(21px,3vw,27px);line-height:1.3;font-weight:700;color:var(--ink);}
.section-head p{margin:8px 0 0;font-size:14.5px;color:var(--ink-3);}
.text-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--brand);transition:color .18s ease-out,gap .18s ease-out;}
.text-link:hover{color:var(--brand-deep);gap:11px;}
.card-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);}}
.rec-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-hard);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(124,58,237,.35);}
.rec-cover{aspect-ratio:16/10;background:rgba(124,58,237,.08);overflow:hidden;}
.rec-cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease-out;}
.rec-card:hover .rec-cover img{transform:scale(1.03);}
.rec-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rec-body h3{margin:0;font-size:17px;line-height:1.45;font-weight:600;color:var(--ink);}
.rec-body p{margin:0;font-size:14px;line-height:1.75;color:var(--ink-3);}

/* CTA 条 */
.cta-band{position:relative;margin-top:56px;padding:44px 0;overflow:hidden;background:var(--brand);color:#fff;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.22) 1px,transparent 1px);background-size:16px 16px;opacity:.5;
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:14px;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.22) 0 7px,transparent 7px 14px);opacity:.7;
}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr;gap:22px;align-items:center;}
@media (min-width:900px){.cta-inner{grid-template-columns:1.5fr auto;}}
.cta-inner h2{margin:0;font-size:clamp(21px,3.2vw,28px);font-weight:800;line-height:1.3;color:#fff;}
.cta-inner p{margin:10px 0 0;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.88);max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.cta-band .btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.55);color:#fff;box-shadow:none;}
.cta-band .btn-ghost:hover{background:#fff;color:var(--brand-deep);border-color:#fff;box-shadow:0 6px 0 rgba(23,22,43,.18);}
.cta-band .btn-primary{background:#17162B;box-shadow:0 4px 0 rgba(0,0,0,.28);}
.cta-band .btn-primary:hover{background:#0F0E1F;box-shadow:0 6px 0 rgba(0,0,0,.32);}

/* 页脚 */
.site-footer{background:var(--footer-bg);color:var(--footer-ink);margin-top:64px;padding:56px 0 24px;}
.footer-top{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:700px){.footer-top{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-top{grid-template-columns:1.5fr 1fr 1fr 1.2fr;}}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;}
.footer-brand .logo-mark{box-shadow:0 3px 0 rgba(0,0,0,.35);}
.footer-desc{margin:14px 0 0;font-size:14px;line-height:1.85;color:rgba(201,198,224,.9);}
.footer-col h4{margin:0 0 14px;font-size:14px;font-weight:600;color:rgba(255,255,255,.72);letter-spacing:.3px;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--footer-ink);transition:color .18s ease-out;}
.footer-col ul a:hover{color:var(--neon);}
.footer-col .small{font-size:13.5px;line-height:1.8;}
.footer-sub{display:flex;gap:8px;margin-top:12px;}
.footer-sub input{
  flex:1;min-width:0;height:42px;padding:0 14px;border-radius:12px;font-size:14px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;
  transition:border-color .2s ease-out,background-color .2s ease-out;
}
.footer-sub input::placeholder{color:rgba(201,198,224,.6);}
.footer-sub input:focus{outline:none;border-color:var(--neon);background:rgba(255,255,255,.12);}
.footer-sub button{
  height:42px;padding:0 18px;border:0;border-radius:12px;background:var(--brand);color:#fff;
  font-weight:600;font-size:14px;cursor:pointer;transition:background-color .2s ease-out,transform .2s ease-out;
}
.footer-sub button:hover{background:var(--brand-deep);transform:translateY(-2px);}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(201,198,224,.75);
}

/* roulang page: category1 */
:root{
    --brand:#7C3AED;
    --brand-deep:#5B21C9;
    --neon:#22D3EE;
    --accent:#FFC53D;
    --ink:#17162B;
    --ink-2:#4A4763;
    --ink-3:#7A7793;
    --bg:#F7F5FF;
    --surface:#FFFFFF;
    --line:#E7E3F6;
    --footer-bg:#17162B;
    --footer-ink:#C9C6E0;
    --radius-card:16px;
    --radius-btn:12px;
    --shadow-card:0 4px 0 rgba(23,22,43,.10);
    --shadow-hover:0 6px 0 rgba(124,58,237,.22);
    --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  html body{
    margin:0;
    font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    font-size:16px;
    line-height:1.85;
    color:var(--ink);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;height:auto}
  a{color:inherit;text-decoration:none}

  /* ---------- 容器 ---------- */
  .container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px}
  @media (min-width:640px){.container{padding-left:24px;padding-right:24px}}
  @media (min-width:1024px){.container{padding-left:32px;padding-right:32px}}

  .small{font-size:13.5px;line-height:1.75}

  /* ---------- 顶部倒计时条 ---------- */
  .topbar{
    position:relative;
    background:var(--brand);
    color:#fff;
    overflow:hidden;
  }
  .topbar::after{
    content:"";
    position:absolute;
    top:0;right:0;bottom:0;
    width:48px;
    background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.16) 0 6px,transparent 6px 12px);
    pointer-events:none;
  }
  .topbar-inner{
    position:relative;
    z-index:1;
    display:flex;
    align-items:center;
    gap:12px;
    flex-wrap:wrap;
    min-height:44px;
    padding-top:6px;
    padding-bottom:6px;
    font-size:13px;
  }
  @media (min-width:640px){.topbar-inner{padding-right:64px}}
  .topbar-label{display:inline-flex;align-items:center;gap:7px;font-weight:600;color:#fff}
  .topbar-label .ico{width:15px;height:15px;flex:none}
  .countdown{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
  }
  .cd-unit{
    display:inline-flex;
    align-items:baseline;
    gap:3px;
    padding:3px 8px;
    border-radius:8px;
    background:rgba(255,255,255,.16);
    color:#fff;
  }
  .cd-unit b{font-size:14px;font-weight:700;letter-spacing:.04em}
  .cd-unit i{font-style:normal;font-size:11px;opacity:.82}
  .cd-note{color:rgba(255,255,255,.82)}
  .topbar-link{
    margin-left:auto;
    color:#fff;
    font-weight:600;
    text-decoration:underline;
    text-underline-offset:4px;
    transition:color .2s ease-out;
  }
  .topbar-link:hover{color:#FFE7A8}
  .topbar-link:focus-visible{outline:2px solid #fff;outline-offset:2px;border-radius:4px}

  /* ---------- 品牌行导航 ---------- */
  .brand-bar{
    position:sticky;
    top:0;
    z-index:60;
    background:#fff;
    border-bottom:1px solid var(--line);
    transition:box-shadow .22s ease-out;
  }
  .brand-bar.is-stuck{box-shadow:0 8px 24px rgba(23,22,43,.09)}
  .brand-inner{
    display:flex;
    align-items:center;
    gap:16px;
    min-height:68px;
    padding-top:10px;
    padding-bottom:10px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex:none}
  .logo-mark{
    width:34px;height:34px;
    border-radius:10px;
    background:linear-gradient(135deg,var(--brand),var(--neon));
    display:inline-flex;
    align-items:center;
    justify-content:center;
    box-shadow:0 3px 0 rgba(23,22,43,.18);
    flex:none;
  }
  .logo-mark span{
    display:block;
    width:13px;height:13px;
    background:#fff;
    border-radius:3px;
    transform:skewX(-12deg);
  }
  .brand-text{font-size:16.5px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
  .brand-text em{font-style:normal;color:var(--brand)}
  .search-box{
    display:none;
    flex:1;
    max-width:400px;
    align-items:center;
    gap:6px;
    background:var(--bg);
    border:1px solid var(--line);
    border-radius:999px;
    padding:4px 6px 4px 16px;
    transition:border-color .2s ease-out,box-shadow .2s ease-out;
  }
  @media (min-width:900px){.search-box{display:flex}}
  .search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(124,58,237,.14)}
  .search-box input{
    flex:1;
    min-width:0;
    height:34px;
    border:0;
    background:transparent;
    font-size:14px;
    color:var(--ink);
    outline:none;
    font-family:inherit;
  }
  .search-box input::placeholder{color:var(--ink-3)}
  .search-box button{
    width:34px;height:34px;
    border:0;
    border-radius:999px;
    background:var(--brand);
    color:#fff;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    cursor:pointer;
    flex:none;
    transition:background-color .2s ease-out;
  }
  .search-box button:hover{background:var(--brand-deep)}
  .search-box button:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .search-box button svg{width:16px;height:16px}
  .brand-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
  .hamburger{
    width:42px;height:42px;
    border-radius:12px;
    border:1px solid var(--line);
    background:#fff;
    display:inline-flex;
    flex-direction:column;
    justify-content:center;
    gap:4px;
    padding:0 11px;
    cursor:pointer;
    transition:border-color .2s ease-out,background-color .2s ease-out;
  }
  .hamburger:hover{border-color:var(--brand);background:rgba(124,58,237,.06)}
  .hamburger:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .hamburger span{display:block;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease-out,opacity .2s ease-out}
  .hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
  .hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
  .hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
  @media (min-width:900px){.hamburger{display:none}}

  .drawer{display:none;background:#fff;border-bottom:1px solid var(--line);padding:6px 0 14px}
  .drawer.is-open{display:block}
  .drawer a{
    display:block;
    padding:12px 14px;
    border-radius:12px;
    font-size:15px;
    font-weight:600;
    color:var(--ink-2);
    transition:background-color .18s ease-out,color .18s ease-out;
  }
  .drawer a:hover{background:rgba(124,58,237,.09);color:var(--brand)}
  @media (min-width:900px){.drawer{display:none!important}}

  /* ---------- 频道行导航 ---------- */
  .channel-bar{background:#fff;border-bottom:1px solid var(--line)}
  .channel-scroll{
    display:flex;
    align-items:center;
    gap:8px;
    overflow-x:auto;
    padding-top:10px;
    padding-bottom:16px;
    scrollbar-width:none;
    -ms-overflow-style:none;
  }
  .channel-scroll::-webkit-scrollbar{display:none}
  .chip-link{
    position:relative;
    display:inline-flex;
    align-items:center;
    height:36px;
    padding:0 14px;
    border-radius:999px;
    font-size:14px;
    font-weight:600;
    color:var(--ink-2);
    white-space:nowrap;
    border:1px solid transparent;
    transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out;
  }
  .chip-link:hover{background:rgba(124,58,237,.12);color:var(--brand)}
  .chip-link.active{background:var(--brand);color:#fff;border-color:var(--brand)}
  .chip-link.active::after{
    content:"";
    position:absolute;
    left:50%;
    bottom:-9px;
    width:22px;height:3px;
    border-radius:2px;
    background:var(--brand);
    transform:translateX(-50%);
  }
  .chip-link:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:14px 22px;
    border-radius:var(--radius-btn);
    border:1px solid transparent;
    font-size:15px;
    font-weight:600;
    line-height:1;
    cursor:pointer;
    font-family:inherit;
    transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,background-position .25s ease-out,color .2s ease-out,border-color .2s ease-out;
  }
  .btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .btn-primary{
    color:#fff;
    background-image:linear-gradient(90deg,var(--brand),var(--neon));
    background-size:170% 100%;
    background-position:0 0;
    box-shadow:0 4px 0 rgba(23,22,43,.16);
  }
  .btn-primary:hover{transform:translateY(-2px);background-position:100% 0;box-shadow:0 6px 0 rgba(124,58,237,.30)}
  .btn-primary:active{transform:translateY(0);box-shadow:0 2px 0 rgba(23,22,43,.22)}
  .btn-ghost{
    color:var(--ink);
    background:#fff;
    border-color:var(--line);
    box-shadow:var(--shadow-card);
  }
  .btn-ghost:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand);box-shadow:0 6px 0 rgba(124,58,237,.18)}
  .btn-ghost:active{transform:translateY(0);box-shadow:0 2px 0 rgba(23,22,43,.14)}
  .btn-sm{padding:11px 16px;font-size:14px}
  .btn-dark{
    color:var(--ink);
    background:var(--accent);
    box-shadow:0 4px 0 rgba(0,0,0,.28);
  }
  .btn-dark:hover{transform:translateY(-2px);background:#FFD469;box-shadow:0 6px 0 rgba(0,0,0,.3)}

  /* ---------- chip / 徽章 ---------- */
  .chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:26px;
    padding:0 12px;
    border-radius:999px;
    font-size:12px;
    font-weight:600;
    letter-spacing:.02em;
    background:rgba(34,211,238,.14);
    color:#0E7490;
  }
  .badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:26px;
    padding:0 12px;
    border-radius:999px;
    font-size:12px;
    font-weight:700;
  }
  .badge-new{background:rgba(124,58,237,.12);color:var(--brand-deep)}
  .badge-live{background:rgba(255,197,61,.28);color:#8A5A00}
  .badge-done{background:#EFEDF8;color:var(--ink-3)}

  /* ---------- 卡片 ---------- */
  .card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-card);
    transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  }
  .card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(124,58,237,.35)}
  .card-flat:hover{transform:none;box-shadow:var(--shadow-card);border-color:var(--line)}

  /* ---------- 页面横幅 ---------- */
  .page-banner{
    position:relative;
    overflow:hidden;
    background-color:#EFEBFF;
    background-image:linear-gradient(180deg,rgba(247,245,255,.90),rgba(247,245,255,.97)),url('/assets/images/backpic/back-2.webp');
    background-size:cover;
    background-position:center;
    border-bottom:1px solid var(--line);
  }
  .page-banner::after{
    content:"";
    position:absolute;
    right:-90px;
    top:-60px;
    width:340px;
    height:250px;
    border-radius:36px;
    background:linear-gradient(135deg,rgba(124,58,237,.18),rgba(34,211,238,.18));
    transform:rotate(-12deg);
    pointer-events:none;
  }
  .page-banner .container{position:relative;z-index:1;padding-top:30px;padding-bottom:38px}
  .banner-slant{
    position:absolute;
    left:0;right:0;bottom:0;
    height:6px;
    background-image:linear-gradient(90deg,var(--brand),var(--neon));
  }
  .breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:14px;flex-wrap:wrap}
  .breadcrumb a{color:var(--ink-3);transition:color .18s ease-out}
  .breadcrumb a:hover{color:var(--brand)}
  .breadcrumb .sep{opacity:.65}
  .banner-title{
    margin:14px 0 0;
    font-size:clamp(28px,4.6vw,44px);
    line-height:1.18;
    font-weight:800;
    letter-spacing:-.02em;
  }
  .banner-title .hl{color:var(--brand)}
  .banner-sub{
    margin:16px 0 0;
    max-width:760px;
    font-size:15.5px;
    line-height:1.9;
    color:var(--ink-2);
  }
  .banner-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;align-items:center}

  /* ---------- 板块 ---------- */
  .section{padding-top:56px;padding-bottom:56px}
  @media (min-width:768px){.section{padding-top:80px;padding-bottom:80px}}
  @media (min-width:1024px){.section{padding-top:96px;padding-bottom:96px}}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:28px}
  .section-head h2{
    margin:0;
    font-size:clamp(22px,3vw,30px);
    line-height:1.3;
    font-weight:800;
    letter-spacing:-.01em;
  }
  .section-head p{margin:8px 0 0;font-size:14.5px;color:var(--ink-3);max-width:640px;line-height:1.8}

  /* ---------- 时间线 ---------- */
  .timeline{list-style:none;margin:0;padding:0;display:grid;gap:20px}
  .tl-item{position:relative;display:grid;grid-template-columns:104px minmax(0,1fr);gap:24px}
  .tl-item::before{
    content:"";
    position:absolute;
    left:110px;
    top:26px;
    width:11px;height:11px;
    border-radius:50%;
    background:#fff;
    border:3px solid var(--brand);
    z-index:2;
  }
  .tl-item:not(:last-child)::after{
    content:"";
    position:absolute;
    left:114.5px;
    top:44px;
    bottom:-20px;
    width:2px;
    background:var(--line);
  }
  .tl-meta{padding-top:18px;text-align:right}
  .tl-date{
    display:block;
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    font-size:15px;
    font-weight:700;
    color:var(--brand-deep);
    letter-spacing:.02em;
  }
  .tl-week{display:block;margin-top:2px;font-size:12px;color:var(--ink-3)}
  .tl-card{padding:20px}
  @media (min-width:768px){.tl-card{padding:24px}}
  .tl-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px}
  .tl-cat{font-size:12.5px;font-weight:600;letter-spacing:.04em;color:var(--ink-3)}
  .tl-title{margin:0;font-size:19px;font-weight:700;line-height:1.5}
  .tl-text{margin:10px 0 0;font-size:15px;line-height:1.85;color:var(--ink-2)}
  .tl-thumb{
    margin:16px 0 0;
    border-radius:14px;
    overflow:hidden;
    border:1px solid var(--line);
    background:rgba(124,58,237,.08);
    aspect-ratio:16/10;
  }
  .tl-thumb img{width:100%;height:100%;object-fit:cover;display:block}
  .tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
  .tl-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    margin-top:16px;
    font-size:14px;
    font-weight:700;
    color:var(--brand);
    transition:color .18s ease-out,gap .18s ease-out;
  }
  .tl-link:hover{color:var(--brand-deep);gap:10px}
  .tl-link:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}

  /* ---------- 侧栏 ---------- */
  .side-col{display:flex;flex-direction:column;gap:20px}
  @media (min-width:1024px){.side-col{position:sticky;top:96px;align-self:start}}
  .side-card{padding:20px}
  .side-title{
    display:flex;
    align-items:center;
    gap:8px;
    margin:0 0 14px;
    font-size:16px;
    font-weight:700;
  }
  .side-title .dot{
    width:8px;height:8px;
    border-radius:3px;
    background:var(--neon);
    transform:skewX(-14deg);
    flex:none;
  }
  .side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
  .side-list a{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    padding:10px 12px;
    border-radius:12px;
    font-size:14.5px;
    color:var(--ink-2);
    transition:background-color .18s ease-out,color .18s ease-out,transform .18s ease-out;
  }
  .side-list a:hover{background:rgba(124,58,237,.1);color:var(--brand);transform:translateX(2px)}
  .side-list a .arrow{color:var(--ink-3);font-size:13px}
  .side-list li.is-current a{background:rgba(124,58,237,.12);color:var(--brand-deep);font-weight:700}
  .side-note{
    display:flex;
    gap:12px;
    padding:14px 0;
    border-bottom:1px dashed var(--line);
  }
  .side-note:last-child{border-bottom:0;padding-bottom:0}
  .side-note .d{
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    font-size:12.5px;
    font-weight:700;
    color:var(--brand-deep);
    flex:none;
    min-width:44px;
  }
  .side-note p{margin:0;font-size:14px;line-height:1.75;color:var(--ink-2)}

  /* ---------- 信息列表板块 ---------- */
  .info-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:start}
  @media (min-width:1024px){.info-grid{grid-template-columns:minmax(0,1fr) 420px;gap:48px}}
  .info-list{border-top:1px solid var(--line)}
  .info-row{
    display:grid;
    grid-template-columns:auto minmax(0,1fr);
    gap:18px;
    padding:24px 0;
    border-bottom:1px solid var(--line);
  }
  .info-num{
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    font-size:24px;
    font-weight:800;
    line-height:1.25;
    color:rgba(124,58,237,.32);
    min-width:48px;
  }
  .info-row h3{margin:0;font-size:18.5px;font-weight:700;line-height:1.5}
  .info-row p{margin:8px 0 0;font-size:15px;line-height:1.85;color:var(--ink-2)}
  .info-figure{
    border-radius:20px;
    overflow:hidden;
    border:1px solid var(--line);
    box-shadow:var(--shadow-card);
    background:rgba(124,58,237,.08);
    aspect-ratio:16/11;
  }
  .info-figure img{width:100%;height:100%;object-fit:cover;display:block}
  .info-caption{
    margin-top:16px;
    padding:16px 18px;
    border-radius:14px;
    background:rgba(34,211,238,.10);
    border:1px solid rgba(34,211,238,.28);
    font-size:14px;
    line-height:1.8;
    color:#0E5F70;
  }

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
  .faq-item{
    background:#fff;
    border:1px solid var(--line);
    border-radius:14px;
    box-shadow:var(--shadow-card);
    overflow:hidden;
    transition:border-color .22s ease-out,box-shadow .22s ease-out;
  }
  .faq-item.is-open{border-color:rgba(124,58,237,.42);box-shadow:0 6px 0 rgba(124,58,237,.16)}
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    gap:12px;
    padding:18px 20px;
    background:transparent;
    border:0;
    text-align:left;
    font-family:inherit;
    font-size:16px;
    font-weight:700;
    line-height:1.6;
    color:var(--ink);
    cursor:pointer;
    transition:color .2s ease-out;
  }
  .faq-q:hover{color:var(--brand)}
  .faq-q:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}
  .faq-idx{
    flex:none;
    width:28px;height:28px;
    border-radius:9px;
    background:rgba(124,58,237,.12);
    color:var(--brand-deep);
    font-family:var(--mono);
    font-size:13px;
    font-weight:700;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    transition:background-color .2s ease-out,color .2s ease-out;
  }
  .faq-item.is-open .faq-idx{background:var(--brand);color:#fff}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out}
  .faq-a-inner{
    margin:0 20px 20px 20px;
    padding-left:20px;
    border-left:4px solid var(--brand);
    font-size:15px;
    line-height:1.85;
    color:var(--ink-2);
  }
  .faq-a-inner p{margin:0}

  /* ---------- CTA 条 ---------- */
  .cta-band{position:relative;overflow:hidden;background:var(--footer-bg);color:#fff}
  .cta-band::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 8px,transparent 8px 16px);
    pointer-events:none;
  }
  .cta-inner{
    position:relative;
    z-index:1;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:26px;
    flex-wrap:wrap;
    padding-top:40px;
    padding-bottom:40px;
  }
  .cta-band h2{margin:0;font-size:clamp(20px,3vw,28px);font-weight:800;line-height:1.35;color:#fff}
  .cta-band p{margin:10px 0 0;max-width:640px;font-size:15px;line-height:1.85;color:rgba(201,198,224,.92)}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--footer-bg);color:var(--footer-ink)}
  .site-footer .container{padding-top:56px;padding-bottom:24px}
  .footer-top{display:grid;grid-template-columns:1fr;gap:32px}
  @media (min-width:768px){.footer-top{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:28px}}
  .footer-brand{display:flex;align-items:center;gap:10px;font-size:16.5px;color:#fff}
  .footer-brand b{font-weight:800}
  .footer-desc{margin:14px 0 0;max-width:380px;font-size:14px;line-height:1.85;color:rgba(201,198,224,.85)}
  .tags-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
  .tags-line a{
    display:inline-flex;
    align-items:center;
    height:28px;
    padding:0 12px;
    border-radius:999px;
    background:rgba(34,211,238,.13);
    color:#7DE3F4;
    font-size:12.5px;
    font-weight:600;
    transition:background-color .2s ease-out,color .2s ease-out;
  }
  .tags-line a:hover{background:var(--neon);color:#0B2E36}
  .footer-col h4{margin:0 0 14px;font-size:14px;font-weight:700;letter-spacing:.06em;color:rgba(255,255,255,.72)}
  .footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
  .footer-col ul a{font-size:14px;color:var(--footer-ink);transition:color .2s ease-out}
  .footer-col ul a:hover{color:var(--neon)}
  .footer-col ul a:focus-visible{outline:2px solid var(--neon);outline-offset:2px;border-radius:4px}
  .footer-sub{display:flex;gap:8px;margin-top:14px}
  .footer-sub input{
    flex:1;
    min-width:0;
    height:42px;
    padding:0 14px;
    border-radius:12px;
    border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.06);
    color:#fff;
    font-size:14px;
    font-family:inherit;
    outline:none;
    transition:border-color .2s ease-out,background-color .2s ease-out;
  }
  .footer-sub input::placeholder{color:rgba(201,198,224,.6)}
  .footer-sub input:focus{border-color:var(--neon);background:rgba(255,255,255,.1)}
  .footer-sub button{
    height:42px;
    padding:0 16px;
    border:0;
    border-radius:12px;
    background:var(--brand);
    color:#fff;
    font-size:14px;
    font-weight:600;
    font-family:inherit;
    cursor:pointer;
    transition:background-color .2s ease-out,transform .2s ease-out;
  }
  .footer-sub button:hover{background:var(--brand-deep);transform:translateY(-1px)}
  .footer-sub button:focus-visible{outline:2px solid var(--neon);outline-offset:2px}
  .footer-bottom{
    margin-top:40px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,.1);
    display:flex;
    justify-content:space-between;
    gap:12px;
    flex-wrap:wrap;
    font-size:13px;
    color:rgba(201,198,224,.7);
  }

  /* ---------- 移动端 ---------- */
  @media (max-width:639px){
    .tl-item{grid-template-columns:minmax(0,1fr);gap:10px}
    .tl-item::before,.tl-item::after{display:none}
    .tl-meta{padding-top:0;text-align:left;display:flex;align-items:baseline;gap:10px}
    .tl-date{display:inline;font-size:14px}
    .tl-week{display:inline;margin-top:0}
    .brand-text{font-size:15px}
    .cd-note{display:none}
  }

/* roulang page: category2 */
:root{
    --brand:#7C3AED;
    --brand-deep:#5B21C9;
    --neon:#22D3EE;
    --accent:#FFC53D;
    --ink:#17162B;
    --ink-2:#4A4763;
    --ink-3:#7A7793;
    --bg:#F7F5FF;
    --surface:#FFFFFF;
    --line:#E7E3F6;
    --footer-bg:#17162B;
    --footer-ink:#C9C6E0;
    --r-card:16px;
    --r-btn:12px;
    --r-pill:999px;
    --r-big:20px;
    --shadow-hard:0 4px 0 rgba(23,22,43,.10);
    --shadow-hover:0 6px 0 rgba(124,58,237,.22);
    --container:1200px;
    --danger:#D93F5C;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    font-size:16px;
    line-height:1.85;
    color:var(--ink);
    background-color:var(--bg);
    background-image:radial-gradient(rgba(23,22,43,.06) 1px,transparent 1px);
    background-size:16px 16px;
  }
  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;}
  ul,ol{margin:0;padding:0;list-style:none;}
  p{margin:0 0 1em;}
  button,input,select{font:inherit;color:inherit;}
  h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
  .small{font-size:13px;line-height:1.7;}

  .container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
  @media (max-width:900px){.container{padding:0 20px;}}
  @media (max-width:640px){.container{padding:0 16px;}}

  .num{font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;}

  /* ---------- 倒计时条 ---------- */
  .countdown-bar{
    background:var(--brand);
    color:#fff;
    position:relative;
    overflow:hidden;
  }
  .countdown-bar::after{
    content:"";
    position:absolute;
    top:0;right:0;bottom:0;
    width:120px;
    background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.14) 0 6px,transparent 6px 12px);
    pointer-events:none;
  }
  .cd-inner{
    min-height:44px;
    display:flex;
    align-items:center;
    gap:14px;
    flex-wrap:nowrap;
    font-size:13px;
    position:relative;
    z-index:1;
  }
  .cd-label{white-space:nowrap;font-weight:600;letter-spacing:.02em;}
  .cd-clock{display:flex;align-items:center;gap:6px;margin-left:auto;}
  .cd-unit{
    display:inline-flex;align-items:baseline;gap:2px;
    background:rgba(255,255,255,.16);
    border-radius:8px;
    padding:2px 8px;
    font-size:13px;
  }
  .cd-unit b{font-size:14px;font-weight:700;}
  .cd-unit i{font-style:normal;font-size:11px;opacity:.85;}
  .cd-rule{
    font-size:13px;
    border-bottom:1px solid rgba(255,255,255,.6);
    padding-bottom:1px;
    white-space:nowrap;
  }
  .cd-rule:hover{color:var(--accent);border-color:var(--accent);}
  @media (max-width:640px){
    .cd-label{font-size:12px;}
    .cd-clock{margin-left:0;}
    .cd-inner{justify-content:space-between;}
  }

  /* ---------- 顶部品牌行 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:var(--surface);
    border-bottom:1px solid var(--line);
    box-shadow:0 2px 0 rgba(23,22,43,.04);
  }
  .brand-bar{
    height:68px;
    display:flex;
    align-items:center;
    gap:18px;
  }
  .logo{display:flex;align-items:center;gap:10px;flex:none;}
  .logo-mark{
    width:34px;height:34px;
    background:var(--brand);
    display:inline-flex;align-items:center;justify-content:center;
    clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%);
  }
  .logo-mark span{
    width:12px;height:12px;background:#fff;
    clip-path:polygon(0 0,100% 0,100% 100%,0 100%);
    transform:skewX(-10deg);
  }
  .logo-text{
    font-size:17px;font-weight:800;letter-spacing:.01em;white-space:nowrap;
  }
  .logo-text em{font-style:normal;color:var(--brand);}

  .search-box{
    flex:1 1 auto;
    max-width:420px;
    display:flex;align-items:center;gap:8px;
    height:42px;
    padding:0 14px;
    background:var(--bg);
    border:1.5px solid var(--line);
    border-radius:var(--r-pill);
    transition:border-color .2s ease-out,background-color .2s ease-out;
  }
  .search-box:focus-within{border-color:var(--brand);background:#fff;}
  .search-box svg{flex:none;color:var(--ink-3);}
  .search-box input{
    flex:1;border:0;background:transparent;outline:none;font-size:14px;min-width:0;
  }
  .search-box input::placeholder{color:var(--ink-3);}

  .header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;flex:none;}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 22px;
    border-radius:var(--r-btn);
    font-size:15px;font-weight:700;
    border:1.5px solid transparent;
    cursor:pointer;
    transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out;
    white-space:nowrap;
  }
  .btn-sm{height:40px;padding:0 16px;font-size:14px;}
  .btn-primary{
    color:#fff;
    background-image:linear-gradient(90deg,#7C3AED 0%,#5B21C9 76%,#22D3EE 100%);
    box-shadow:var(--shadow-hard);
    text-shadow:0 1px 0 rgba(23,22,43,.22);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 0 rgba(124,58,237,.28);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 2px 0 rgba(124,58,237,.30);}
  .btn-outline{
    color:var(--ink);
    background:var(--surface);
    border-color:var(--ink);
    box-shadow:var(--shadow-hard);
  }
  .btn-outline:hover{transform:translateY(-2px);background:var(--ink);color:#fff;box-shadow:var(--shadow-hover);}
  .btn-outline:active{transform:translateY(0);box-shadow:0 2px 0 rgba(23,22,43,.18);}
  .btn-ghost{
    color:var(--brand);
    background:rgba(124,58,237,.10);
    border-color:rgba(124,58,237,.24);
  }
  .btn-ghost:hover{background:rgba(124,58,237,.16);transform:translateY(-2px);}
  .btn-ghost:active{transform:translateY(0);}
  .btn[disabled],.btn.is-disabled{background:#D8D5E6;color:#8C89A6;box-shadow:none;cursor:default;transform:none;}

  .hamburger{
    width:42px;height:42px;
    display:none;
    flex-direction:column;align-items:center;justify-content:center;gap:5px;
    background:var(--surface);
    border:1.5px solid var(--line);
    border-radius:var(--r-btn);
    cursor:pointer;
    transition:border-color .2s ease-out,background-color .2s ease-out;
  }
  .hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease-out,opacity .2s ease-out;}
  .hamburger:hover{border-color:var(--brand);background:rgba(124,58,237,.06);}
  .hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .hamburger.is-open span:nth-child(2){opacity:0;}
  .hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  .mobile-drawer{
    border-top:1px solid var(--line);
    background:var(--surface);
    padding:10px 0 16px;
  }
  .mobile-drawer[hidden]{display:none;}
  .mobile-drawer a{
    display:block;
    padding:11px 4px;
    font-size:15px;
    font-weight:600;
    border-bottom:1px dashed var(--line);
  }
  .mobile-drawer a:last-child{border-bottom:0;}
  .mobile-drawer a.is-active{color:var(--brand);}

  @media (max-width:1023px){
    .search-box{display:none;}
    .hamburger{display:flex;}
  }
  @media (max-width:640px){
    .brand-bar{height:62px;gap:12px;}
    .logo-text{font-size:15px;}
    .btn-sm{height:38px;padding:0 14px;font-size:13px;}
  }

  /* ---------- 频道行 ---------- */
  .channel-bar{
    background:rgba(255,255,255,.72);
    border-bottom:1px solid var(--line);
    backdrop-filter:blur(6px);
  }
  .channel-scroll{
    display:flex;align-items:center;gap:8px;
    overflow-x:auto;
    scrollbar-width:none;
    padding-top:10px;padding-bottom:10px;
  }
  .channel-scroll::-webkit-scrollbar{display:none;}
  .chip-link{
    position:relative;
    flex:none;
    display:inline-flex;align-items:center;
    height:36px;padding:0 15px;
    border-radius:var(--r-pill);
    font-size:14px;font-weight:600;
    color:var(--ink-2);
    background:transparent;
    border:1.5px solid transparent;
    transition:background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  }
  .chip-link:hover{background:rgba(124,58,237,.12);color:var(--brand);}
  .chip-link.active{
    background:var(--brand);
    color:#fff;
    box-shadow:0 3px 0 rgba(124,58,237,.22);
  }
  .chip-link.active::after{
    content:"";
    position:absolute;left:50%;bottom:-10px;
    transform:translateX(-50%);
    width:22px;height:3px;border-radius:3px;
    background:var(--brand);
  }

  /* ---------- 页面横幅 ---------- */
  .page-banner{
    position:relative;
    color:#fff;
    background-color:#17162B;
    background-image:linear-gradient(135deg,rgba(23,22,43,.90) 0%,rgba(91,33,201,.82) 62%,rgba(23,22,43,.90) 100%),url('/assets/images/backpic/back-2.webp');
    background-size:cover;
    background-position:center;
    overflow:hidden;
  }
  .page-banner::before{
    content:"";
    position:absolute;inset:0;
    background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
    background-size:16px 16px;
    pointer-events:none;
  }
  .banner-inner{
    position:relative;z-index:2;
    padding-top:52px;
    padding-bottom:72px;
    max-width:900px;
  }
  .breadcrumb{
    display:flex;align-items:center;gap:8px;
    font-size:13px;color:rgba(255,255,255,.72);
    margin-bottom:18px;
  }
  .breadcrumb a:hover{color:var(--accent);}
  .breadcrumb span[aria-current]{color:#fff;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    height:30px;padding:0 14px;
    border-radius:var(--r-pill);
    background:rgba(34,211,238,.16);
    border:1px solid rgba(34,211,238,.45);
    color:#9BEDFA;
    font-size:13px;font-weight:700;
    letter-spacing:.04em;
    margin-bottom:18px;
  }
  .page-title{
    font-size:clamp(30px,5vw,52px);
    line-height:1.15;
    font-weight:800;
    letter-spacing:-.01em;
  }
  .page-lead{
    margin-top:18px;
    font-size:16px;
    line-height:1.85;
    color:rgba(255,255,255,.86);
    max-width:760px;
  }
  .fact-row{
    display:flex;flex-wrap:wrap;gap:12px;
    margin-top:28px;
  }
  .fact-row li{
    background:rgba(255,255,255,.10);
    border:1px solid rgba(255,255,255,.20);
    border-radius:var(--r-card);
    padding:10px 16px;
    min-width:150px;
  }
  .fact-row b{display:block;font-size:16px;color:var(--accent);}
  .fact-row span{display:block;font-size:13px;color:rgba(255,255,255,.78);}
  .banner-slant{
    position:absolute;left:0;right:0;bottom:0;height:56px;
    background-image:linear-gradient(90deg,rgba(124,58,237,.0),rgba(34,211,238,.30));
    clip-path:polygon(0 100%,100% 0,100% 100%,0 100%);
    z-index:1;
  }
  @media (max-width:640px){
    .banner-inner{padding-top:36px;padding-bottom:56px;}
    .fact-row li{min-width:0;flex:1 1 46%;}
  }

  /* ---------- 通用板块 ---------- */
  .section{padding:56px 0;}
  @media (min-width:768px){.section{padding:80px 0;}}
  @media (min-width:1024px){.section{padding:96px 0;}}
  .section-tight{padding:44px 0;}
  @media (min-width:768px){.section-tight{padding:60px 0;}}
  .section-head{margin-bottom:32px;max-width:760px;}
  .section-head .eyebrow{background:rgba(124,58,237,.10);border-color:rgba(124,58,237,.22);color:var(--brand);}
  .section-title{font-size:clamp(24px,3.2vw,32px);font-weight:700;line-height:1.3;}
  .section-desc{margin-top:12px;color:var(--ink-2);font-size:15.5px;}

  /* ---------- 图文交替 ---------- */
  .duo{
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
    align-items:center;
    padding:26px 0;
  }
  @media (min-width:900px){
    .duo{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;padding:34px 0;}
    .duo.reverse .duo-media{order:2;}
    .duo.reverse .duo-body{order:1;}
  }
  .duo + .duo{border-top:1px dashed var(--line);}
  .duo-media{
    position:relative;
    border-radius:var(--r-big);
    overflow:hidden;
    border:1.5px solid var(--line);
    box-shadow:var(--shadow-hard);
    background:rgba(124,58,237,.08);
    transition:transform .22s ease-out,box-shadow .22s ease-out;
  }
  .duo-media img{
    width:100%;
    aspect-ratio:4/3;
    object-fit:cover;
    transition:transform .32s ease-out;
  }
  .duo-media:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
  .duo-media:hover img{transform:scale(1.02);}
  .duo-media .media-tag{
    position:absolute;left:14px;top:14px;
    display:inline-flex;align-items:center;gap:6px;
    height:28px;padding:0 12px;
    border-radius:var(--r-pill);
    background:rgba(23,22,43,.82);
    color:#fff;font-size:12px;font-weight:700;
  }
  .duo-step{
    display:inline-flex;align-items:center;justify-content:center;
    width:30px;height:30px;border-radius:9px;
    background:var(--brand);color:#fff;
    font-size:14px;font-weight:800;
    box-shadow:0 3px 0 rgba(124,58,237,.24);
  }
  .duo-body h3{
    font-size:clamp(19px,2.4vw,22px);
    font-weight:700;
    display:flex;align-items:center;gap:12px;
    margin-bottom:14px;
  }
  .duo-body p{color:var(--ink-2);font-size:15.5px;}
  .point-list{margin-top:16px;display:grid;gap:10px;}
  .point-list li{
    position:relative;
    padding-left:26px;
    font-size:14.5px;
    color:var(--ink-2);
  }
  .point-list li::before{
    content:"";
    position:absolute;left:0;top:.72em;
    width:14px;height:6px;
    background:var(--neon);
    clip-path:polygon(0 0,100% 0,78% 100%,0 100%);
  }

  /* ---------- 编号步骤条 ---------- */
  .step-wrap{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .step-bar{
    display:grid;
    grid-template-columns:1fr;
    gap:18px;
    counter-reset:step;
  }
  @media (min-width:768px){
    .step-bar{grid-template-columns:repeat(3,1fr);gap:22px;}
  }
  .step-item{
    position:relative;
    background:var(--bg);
    border:1.5px solid var(--line);
    border-radius:var(--r-card);
    padding:24px 22px 22px;
    box-shadow:var(--shadow-hard);
    transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
  }
  .step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(124,58,237,.35);}
  .step-num{
    display:inline-flex;align-items:center;justify-content:center;
    width:44px;height:44px;border-radius:12px;
    background:var(--ink);color:var(--accent);
    font-size:19px;font-weight:800;
    margin-bottom:14px;
  }
  .step-item h3{font-size:18px;font-weight:700;margin-bottom:8px;}
  .step-item p{font-size:14.5px;color:var(--ink-2);margin:0;}
  .step-item .badge{
    position:absolute;right:16px;top:16px;
    font-size:12px;font-weight:700;
  }
  .badge{
    display:inline-flex;align-items:center;
    height:24px;padding:0 10px;
    border-radius:var(--r-pill);
    font-size:12px;font-weight:700;
    letter-spacing:.02em;
  }
  .badge-warm{background:rgba(255,197,61,.22);color:#8A5A00;}
  .badge-new{background:rgba(124,58,237,.14);color:var(--brand-deep);}
  .badge-cyan{background:rgba(34,211,238,.16);color:#0E7490;}
  .badge-grey{background:rgba(23,22,43,.08);color:var(--ink-2);}

  /* ---------- 近期更新 ---------- */
  .update-panel{
    background:var(--surface);
    border:1.5px solid var(--line);
    border-radius:var(--r-card);
    box-shadow:var(--shadow-hard);
    overflow:hidden;
  }
  .update-row{
    display:grid;
    grid-template-columns:1fr;
    gap:6px;
    padding:18px 22px;
    border-bottom:1px dashed var(--line);
    transition:background-color .2s ease-out;
  }
  .update-row:last-child{border-bottom:0;}
  .update-row:hover{background:rgba(124,58,237,.05);}
  @media (min-width:768px){
    .update-row{grid-template-columns:120px minmax(0,1fr) 110px;align-items:center;gap:16px;padding:20px 24px;}
  }
  .update-row .u-tag{font-size:13px;font-weight:700;color:var(--brand);}
  .update-row .u-text{font-size:15px;color:var(--ink);}
  .update-row .u-time{font-size:13px;color:var(--ink-3);}

  /* ---------- FAQ ---------- */
  .faq-list{display:grid;gap:12px;max-width:860px;}
  .faq-item{
    background:var(--surface);
    border:1.5px solid var(--line);
    border-radius:var(--r-card);
    box-shadow:var(--shadow-hard);
    overflow:hidden;
    transition:border-color .2s ease-out,box-shadow .2s ease-out;
  }
  .faq-item:hover{border-color:rgba(124,58,237,.30);}
  .faq-item.is-open{border-color:rgba(124,58,237,.42);box-shadow:0 6px 0 rgba(124,58,237,.16);}
  .faq-q{
    width:100%;
    display:flex;align-items:center;gap:14px;
    padding:18px 20px;
    background:transparent;
    border:0;
    text-align:left;
    font-size:16px;font-weight:700;
    color:var(--ink);
    cursor:pointer;
    position:relative;
  }
  .faq-q .q-mark{
    flex:none;
    display:inline-flex;align-items:center;justify-content:center;
    width:26px;height:26px;border-radius:8px;
    background:rgba(124,58,237,.12);
    color:var(--brand);
    font-size:13px;font-weight:800;
  }
  .faq-q .q-arrow{
    margin-left:auto;flex:none;
    width:10px;height:10px;
    border-right:2px solid var(--ink-3);
    border-bottom:2px solid var(--ink-3);
    transform:rotate(45deg);
    transition:transform .24s ease-out,border-color .24s ease-out;
  }
  .faq-item.is-open .faq-q .q-arrow{transform:rotate(-135deg);border-color:var(--brand);}
  .faq-item.is-open .faq-q::before{
    content:"";
    position:absolute;left:0;top:0;bottom:0;width:4px;
    background:var(--brand);
  }
  .faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height .28s ease-out;
  }
  .faq-item.is-open .faq-a{max-height:360px;}
  .faq-a-inner{
    padding:0 20px 20px 60px;
    font-size:15px;
    color:var(--ink-2);
  }
  @media (max-width:640px){
    .faq-q{font-size:15px;padding:16px;}
    .faq-a-inner{padding:0 16px 18px 16px;}
  }

  /* ---------- CTA 条 ---------- */
  .cta-strip{
    position:relative;
    background-color:var(--ink);
    color:#fff;
    border-radius:var(--r-big);
    padding:34px 28px;
    overflow:hidden;
    box-shadow:0 6px 0 rgba(23,22,43,.18);
  }
  .cta-strip::before{
    content:"";
    position:absolute;left:0;right:0;top:0;height:10px;
    background-image:repeating-linear-gradient(45deg,var(--neon) 0 6px,transparent 6px 12px);
    opacity:.35;
  }
  .cta-strip h2{font-size:clamp(21px,2.8vw,26px);font-weight:800;line-height:1.35;}
  .cta-strip p{color:rgba(201,198,224,.92);margin:12px 0 0;font-size:15px;max-width:640px;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
  .cta-strip .btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);box-shadow:none;}
  .cta-strip .btn-outline:hover{background:#fff;color:var(--ink);box-shadow:0 6px 0 rgba(34,211,238,.28);}
  @media (min-width:900px){
    .cta-strip{padding:44px 48px;display:flex;align-items:center;gap:40px;}
    .cta-strip .cta-text{flex:1 1 auto;}
    .cta-strip .cta-actions{margin-top:0;flex:none;}
  }

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--footer-bg);
    color:var(--footer-ink);
    margin-top:56px;
    padding:56px 0 24px;
  }
  @media (min-width:768px){.site-footer{padding-top:72px;}}
  .footer-top{
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
    padding-bottom:36px;
    border-bottom:1px solid rgba(201,198,224,.16);
  }
  @media (min-width:640px){.footer-top{grid-template-columns:repeat(2,1fr);}}
  @media (min-width:1024px){.footer-top{grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px;}}
  .footer-col h4{
    font-size:14px;
    font-weight:700;
    color:rgba(255,255,255,.62);
    letter-spacing:.06em;
    margin-bottom:16px;
  }
  .footer-col ul{display:grid;gap:10px;}
  .footer-col ul a{font-size:14.5px;color:var(--footer-ink);transition:color .18s ease-out;}
  .footer-col ul a:hover{color:var(--neon);}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
  .footer-brand b{font-size:16px;color:#fff;font-weight:800;}
  .footer-brand .logo-mark{width:30px;height:30px;}
  .footer-desc{font-size:14px;line-height:1.8;color:rgba(201,198,224,.86);max-width:360px;margin:0;}
  .tags-line{display:flex;flex-wrap:wrap;gap:8px;}
  .tags-line a{
    display:inline-flex;align-items:center;
    height:30px;padding:0 12px;
    border-radius:var(--r-pill);
    background:rgba(34,211,238,.14);
    color:#8FE8F7;
    font-size:12.5px;font-weight:600;
    transition:background-color .2s ease-out,color .2s ease-out;
  }
  .tags-line a:hover{background:rgba(34,211,238,.26);color:#fff;}
  .footer-sub{display:flex;gap:8px;margin-top:12px;}
  .footer-sub input{
    flex:1;min-width:0;
    height:42px;padding:0 14px;
    border-radius:var(--r-btn);
    border:1.5px solid rgba(201,198,224,.28);
    background:rgba(255,255,255,.06);
    color:#fff;font-size:14px;outline:none;
    transition:border-color .2s ease-out,background-color .2s ease-out;
  }
  .footer-sub input::placeholder{color:rgba(201,198,224,.55);}
  .footer-sub input:focus{border-color:var(--neon);background:rgba(255,255,255,.10);}
  .footer-sub button{
    flex:none;
    height:42px;padding:0 18px;
    border-radius:var(--r-btn);
    border:0;
    background:var(--brand);
    color:#fff;font-size:14px;font-weight:700;
    cursor:pointer;
    transition:background-color .2s ease-out,transform .2s ease-out;
  }
  .footer-sub button:hover{background:var(--brand-deep);transform:translateY(-2px);}
  .footer-sub button:active{transform:translateY(0);}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:10px;
    justify-content:space-between;
    padding-top:20px;
    font-size:13px;
    color:rgba(201,198,224,.68);
  }
  .mt-5{margin-top:20px;}

  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
    html{scroll-behavior:auto;}
  }

/* roulang page: category3 */
:root{
    --brand:#7C3AED;
    --brand-deep:#5B21C9;
    --neon:#22D3EE;
    --accent:#FFC53D;
    --ink:#17162B;
    --ink-2:#4A4763;
    --ink-3:#7A7793;
    --bg:#F7F5FF;
    --surface:#FFFFFF;
    --line:#E7E3F6;
    --footer-bg:#17162B;
    --footer-ink:#C9C6E0;
    --danger:#D93F5C;
    --radius-card:16px;
    --radius-btn:12px;
    --radius-lg:20px;
    --shadow-hard:0 4px 0 rgba(23,22,43,.10);
    --shadow-hard-hover:0 6px 0 rgba(124,58,237,.22);
    --maxw:1200px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    font-size:16px;
    line-height:1.85;
    color:var(--ink);
    background-color:var(--bg);
    background-image:radial-gradient(rgba(23,22,43,.06) 1px,transparent 1px);
    background-size:16px 16px;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button,input,select,textarea{font:inherit;color:inherit;}
  ul,ol{margin:0;padding:0;}
  h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.2px;}
  h1{font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:800;}
  h2{font-size:clamp(24px,3.2vw,32px);line-height:1.3;}
  h3{font-size:19px;line-height:1.4;font-weight:600;}
  p{margin:0 0 1em;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

  .container{
    width:100% !important;
    max-width:var(--maxw) !important;
    margin:0 auto;
    padding-left:16px !important;
    padding-right:16px !important;
  }
  @media (min-width:768px){ .container{padding-left:24px !important;padding-right:24px !important;} }
  @media (min-width:1200px){ .container{padding-left:32px !important;padding-right:32px !important;} }

  .section{padding:56px 0;}
  @media (min-width:768px){ .section{padding:80px 0;} }
  @media (min-width:1024px){ .section{padding:96px 0;} }
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:32px;}
  .section-head p{color:var(--ink-2);font-size:15px;margin:10px 0 0;max-width:62ch;}
  .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-deep);background:rgba(124,58,237,.10);border-radius:999px;padding:5px 14px;margin-bottom:14px;}

  /* 顶部倒计时条 */
  .top-strip{background:var(--brand);color:#fff;position:relative;overflow:hidden;}
  .top-strip::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.10) 0 6px,transparent 6px 14px);
  }
  .strip-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:42px;flex-wrap:wrap;}
  .strip-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;}
  .strip-label{color:rgba(255,255,255,.86);}
  .countdown{display:inline-flex;align-items:center;gap:4px;font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;}
  .cd-num{background:rgba(23,22,43,.34);border-radius:6px;padding:1px 7px;font-weight:700;font-size:14px;}
  .cd-unit{font-size:12px;color:rgba(255,255,255,.8);margin-right:4px;}
  .cd-over{font-size:13px;font-weight:600;}
  .strip-link{font-size:13px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.55);padding-bottom:1px;}
  .strip-link:hover{border-color:#fff;}

  /* 品牌行导航 */
  .site-header{position:sticky;top:0;z-index:60;}
  .brand-bar{background:#fff;border-bottom:1px solid var(--line);}
  .brand-inner{display:flex;align-items:center;gap:18px;height:68px;}
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .logo-mark{
    width:36px;height:36px;border-radius:11px;position:relative;display:inline-block;flex-shrink:0;
    background:linear-gradient(135deg,var(--brand),var(--neon));
    box-shadow:0 3px 0 rgba(23,22,43,.14);
  }
  .logo-mark::before{content:"";position:absolute;left:9px;top:9px;width:8px;height:8px;background:#fff;border-radius:2px;}
  .logo-mark::after{content:"";position:absolute;right:9px;bottom:9px;width:8px;height:8px;background:rgba(255,255,255,.75);border-radius:2px;}
  .brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.3px;white-space:nowrap;}
  .brand-text em{font-style:normal;color:var(--brand);}
  .search-box{margin-left:auto;display:none;align-items:center;gap:8px;height:42px;padding:0 16px;border:1px solid var(--line);border-radius:999px;background:#FAF9FF;min-width:260px;transition:border-color .2s ease-out,background-color .2s ease-out;}
  .search-box:focus-within{border-color:var(--brand);background:#fff;}
  .search-box i{color:var(--ink-3);font-size:14px;}
  .search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
  @media (min-width:900px){ .search-box{display:flex;} }
  .brand-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
  @media (min-width:900px){ .brand-actions{margin-left:0;} }
  .hamburger{width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:12px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:border-color .2s ease-out,color .2s ease-out;}
  .hamburger:hover{border-color:var(--brand);color:var(--brand-deep);}
  @media (min-width:1024px){ .hamburger{display:none;} }

  .mobile-menu{background:#fff;border-bottom:1px solid var(--line);padding:14px 0 18px;}
  .mobile-menu ul{list-style:none;display:grid;gap:4px;}
  .mobile-menu a{display:block;padding:10px 14px;border-radius:12px;font-size:15px;color:var(--ink-2);}
  .mobile-menu a:hover{background:rgba(124,58,237,.10);color:var(--brand-deep);}
  @media (min-width:1024px){ .mobile-menu{display:none !important;} }

  /* 频道行导航 */
  .channel-bar{background:var(--bg);border-bottom:1px solid var(--line);}
  .channel-scroll{
    display:flex;gap:10px;align-items:center;padding-top:10px;padding-bottom:10px;
    overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
    -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
    mask-image:linear-gradient(90deg,transparent 0,#000 18px,#000 calc(100% - 18px),transparent 100%);
  }
  .channel-scroll::-webkit-scrollbar{display:none;}
  .chip-link{
    position:relative;display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:999px;
    font-size:14px;color:var(--ink-2);white-space:nowrap;
    transition:background-color .2s ease-out,color .2s ease-out,transform .2s ease-out;
  }
  .chip-link:hover{background:rgba(124,58,237,.12);color:var(--brand-deep);transform:translateY(-1px);}
  .chip-link.active{background:var(--brand);color:#fff;box-shadow:0 3px 0 rgba(23,22,43,.12);}
  .chip-link.active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-10px;width:26px;height:3px;border-radius:3px;background:var(--brand);}

  /* Hero */
  .hero{
    position:relative;overflow:hidden;color:#fff;
    background-image:url('/assets/images/backpic/back-1.png');
    background-size:cover;background-position:center;
  }
  .hero::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(23,22,43,.94),rgba(23,22,43,.74));}
  .hero::after{
    content:"";position:absolute;left:0;right:0;bottom:-1px;height:64px;
    background:linear-gradient(90deg,var(--brand),var(--neon));
    clip-path:polygon(0 100%,100% 34%,100% 100%);opacity:.9;
  }
  .hero-inner{position:relative;z-index:2;padding-top:52px;padding-bottom:88px;}
  @media (min-width:768px){ .hero-inner{padding-top:72px;padding-bottom:104px;} }
  .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:20px;}
  .crumb a:hover{color:var(--neon);}
  .crumb span[aria-current]{color:#fff;}
  .hero-chip{display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;font-size:12px;font-weight:600;background:rgba(34,211,238,.18);color:#A5F3FC;border:1px solid rgba(34,211,238,.4);margin-bottom:18px;}
  .hero h1{max-width:20ch;}
  .hero-sub{margin-top:20px;max-width:60ch;font-size:16px;line-height:1.9;color:rgba(255,255,255,.84);}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
  .hero-points{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin-top:26px;}
  .hero-points li{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#fff;
    background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:6px 14px;
  }
  .hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);}

  /* 按钮 */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;
    border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;text-align:center;
    transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  }
  .btn-sm{height:38px;padding:0 16px;font-size:14px;}
  .btn-primary{background-image:linear-gradient(90deg,var(--brand),var(--neon));color:#fff;box-shadow:0 4px 0 rgba(23,22,43,.16);}
  .btn-primary:hover{background-image:linear-gradient(90deg,var(--brand-deep),#0FB6D0);transform:translateY(-2px);box-shadow:0 6px 0 rgba(124,58,237,.30);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 2px 0 rgba(23,22,43,.24);}
  .btn-ghost{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:0 3px 0 rgba(23,22,43,.06);}
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 5px 0 rgba(124,58,237,.16);}
  .btn-ghost:active{transform:translateY(0);box-shadow:0 2px 0 rgba(23,22,43,.08);}
  .btn-ghost-light{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.45);color:#fff;}
  .btn-ghost-light:hover{background:rgba(255,255,255,.18);transform:translateY(-2px);}
  .btn[disabled],.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;}

  /* 数据条 */
  .stat-strip{background:var(--surface);border-bottom:1px solid var(--line);}
  .stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 4px;padding:26px 0;}
  @media (min-width:900px){ .stat-grid{grid-template-columns:repeat(4,1fr);gap:8px 24px;} }
  .stat-item{padding:6px 4px;border-left:3px solid rgba(124,58,237,.16);padding-left:14px;}
  .stat-item dt{font-size:13px;color:var(--ink-3);}
  .stat-item dd{margin:2px 0 0;font-size:24px;font-weight:800;color:var(--ink);font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;}
  .stat-item dd small{font-size:13px;font-weight:600;color:var(--ink-2);margin-left:4px;font-family:inherit;}

  /* 活动卡片矩阵 */
  .matrix-grid{display:grid;grid-template-columns:1fr;gap:22px;}
  @media (min-width:768px){ .matrix-grid{grid-template-columns:repeat(2,1fr);} }
  .act-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    box-shadow:var(--shadow-hard);overflow:hidden;display:flex;flex-direction:column;height:100%;
    transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  }
  .act-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hard-hover);border-color:rgba(124,58,237,.35);}
  .act-cover{position:relative;aspect-ratio:16/10;background:rgba(124,58,237,.08);overflow:hidden;}
  .act-cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease-out;}
  .act-card:hover .act-cover img{transform:scale(1.02);}
  .act-cover .placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:26px;}
  .badge{
    position:absolute;left:12px;top:12px;display:inline-flex;align-items:center;gap:6px;
    height:26px;padding:0 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.2px;
  }
  .badge-open{background:var(--accent);color:#4A3200;}
  .badge-soon{background:var(--brand);color:#fff;}
  .badge-done{background:#E4E2EE;color:var(--ink-3);}
  .act-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
  .act-body h3{color:var(--ink);}
  .act-time{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin:0;font-variant-numeric:tabular-nums;}
  .act-body p.act-desc{font-size:14.5px;color:var(--ink-2);margin:0;line-height:1.8;}
  .act-body .btn{margin-top:auto;align-self:flex-start;}

  /* 规则要点表 */
  .rule-table{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-hard);overflow:hidden;}
  .rule-row{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);}
  .rule-row:first-child{border-top:0;}
  @media (min-width:768px){ .rule-row{grid-template-columns:200px 1fr;} }
  .rule-key{background:#F3F0FF;padding:15px 20px;font-weight:600;font-size:15px;color:var(--brand-deep);display:flex;align-items:center;gap:8px;}
  .rule-key i{font-size:13px;color:var(--brand);}
  .rule-val{padding:15px 20px;font-size:15px;color:var(--ink-2);line-height:1.8;}

  /* 准备清单 */
  .prep-grid{display:grid;grid-template-columns:1fr;gap:18px;}
  @media (min-width:768px){ .prep-grid{grid-template-columns:repeat(2,1fr);} }
  .prep-item{
    display:flex;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px;box-shadow:var(--shadow-hard);transition:transform .2s ease-out,box-shadow .2s ease-out;
  }
  .prep-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hard-hover);}
  .prep-num{
    flex-shrink:0;width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
    font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-weight:700;font-size:15px;
    background:rgba(34,211,238,.16);color:#0E7490;border:1px solid rgba(34,211,238,.4);
  }
  .prep-item h3{margin-bottom:6px;font-size:17px;}
  .prep-item p{margin:0;font-size:14.5px;color:var(--ink-2);}

  /* FAQ */
  .faq-list{display:grid;gap:12px;max-width:900px;}
  .faq-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-hard);overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out;}
  .faq-item.open{border-color:rgba(124,58,237,.4);box-shadow:var(--shadow-hard-hover);}
  .faq-q{
    width:100%;display:flex;align-items:center;gap:14px;padding:18px 20px;background:transparent;border:0;
    text-align:left;font-size:16px;font-weight:600;color:var(--ink);cursor:pointer;
  }
  .faq-q .q-mark{
    flex-shrink:0;width:28px;height:28px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;
    background:rgba(124,58,237,.12);color:var(--brand-deep);font-size:13px;font-weight:700;
  }
  .faq-item.open .q-mark{background:var(--brand);color:#fff;}
  .faq-q .plus{margin-left:auto;color:var(--ink-3);font-size:14px;transition:transform .25s ease-out,color .25s ease-out;}
  .faq-item.open .plus{transform:rotate(45deg);color:var(--brand);}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out;}
  .faq-a-inner{padding:0 20px 20px 62px;font-size:15px;color:var(--ink-2);}
  .faq-item.open .faq-a-inner{border-left:4px solid var(--brand);margin-left:20px;padding-left:18px;}
  @media (max-width:640px){ .faq-a-inner{padding-left:20px;} .faq-item.open .faq-a-inner{margin-left:14px;padding-left:14px;} }

  /* CTA 横条 */
  .cta-bar{
    position:relative;overflow:hidden;border-radius:var(--radius-lg);color:#fff;
    background:var(--footer-bg);padding:32px;display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;
    box-shadow:0 8px 0 rgba(124,58,237,.18);
  }
  .cta-bar::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.09) 0 7px,transparent 7px 18px);
  }
  .cta-bar > *{position:relative;z-index:2;}
  .cta-bar h2{font-size:clamp(20px,2.6vw,26px);color:#fff;}
  .cta-bar p{margin:10px 0 0;font-size:14.5px;color:rgba(201,198,224,.9);max-width:56ch;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

  /* 页脚 */
  .site-footer{background:var(--footer-bg);color:var(--footer-ink);padding:56px 0 24px;margin-top:0;}
  .footer-top{display:grid;grid-template-columns:1fr;gap:32px;}
  @media (min-width:640px){ .footer-top{grid-template-columns:repeat(2,1fr);} }
  @media (min-width:1024px){ .footer-top{grid-template-columns:1.4fr 1fr 1fr 1.2fr;} }
  .footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;}
  .footer-brand b{font-weight:800;}
  .footer-brand .logo-mark{width:32px;height:32px;border-radius:10px;}
  .footer-desc{font-size:14px;line-height:1.85;color:rgba(201,198,224,.82);margin:16px 0 0;max-width:36ch;}
  .footer-col h4{font-size:14px;font-weight:600;color:rgba(201,198,224,.72);margin:0 0 16px;}
  .footer-col ul{list-style:none;display:grid;gap:10px;}
  .footer-col ul a{font-size:14px;color:var(--footer-ink);transition:color .2s ease-out;}
  .footer-col ul a:hover{color:var(--neon);}
  .tags-line{display:flex;flex-wrap:wrap;gap:8px;}
  .tags-line a{font-size:13px;padding:5px 12px;border:1px solid rgba(201,198,224,.3);border-radius:999px;color:var(--footer-ink);transition:border-color .2s ease-out,color .2s ease-out;}
  .tags-line a:hover{border-color:var(--neon);color:var(--neon);}
  .footer-sub{display:flex;gap:8px;margin-top:14px;}
  .footer-sub input{
    flex:1;min-width:0;height:44px;border-radius:12px;border:1px solid rgba(201,198,224,.3);
    background:rgba(255,255,255,.06);color:#fff;padding:0 14px;outline:none;
    transition:border-color .2s ease-out,background-color .2s ease-out;
  }
  .footer-sub input::placeholder{color:rgba(201,198,224,.6);}
  .footer-sub input:focus{border-color:var(--neon);background:rgba(255,255,255,.12);}
  .footer-sub button{
    height:44px;padding:0 18px;border:0;border-radius:12px;background:var(--brand);color:#fff;font-weight:600;cursor:pointer;
    transition:background-color .2s ease-out,transform .2s ease-out;
  }
  .footer-sub button:hover{background:var(--brand-deep);transform:translateY(-1px);}
  .footer-bottom{
    display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:44px;padding-top:20px;
    border-top:1px solid rgba(201,198,224,.16);font-size:13px;color:rgba(201,198,224,.72);
  }
  .small{font-size:13.5px;line-height:1.8;}
  .mt-5{margin-top:20px;}