/* roulang page: index */
:root{
  --c-primary:#1F5FA9;
  --c-primary-dark:#164A87;
  --c-primary-soft:#E8F1FB;
  --c-accent:#F08A24;
  --c-accent-soft:#FEF1E2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3E9F1;
  --t-main:#0F1C2E;
  --t-sub:#5B6B7F;
  --t-weak:#8A98A8;
  --t-invert:#FFFFFF;
  --ok:#1F9D6B;
  --warn:#D9534F;
  --info:#2E7FD4;
  --r-card:14px;
  --r-btn:10px;
  --r-badge:6px;
  --r-img:10px;
  --sh-1:0 2px 8px rgba(18,56,97,.06);
  --sh-2:0 10px 28px rgba(18,56,97,.12);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
  --bs-body-font-family: var(--font);
  --bs-body-color: var(--t-main);
  --bs-body-bg: var(--c-bg);
  --bs-primary: #1F5FA9;
  --bs-primary-rgb: 31,95,169;
  --bs-border-color: #E3E9F1;
  --bs-link-color: #1F5FA9;
  --bs-link-hover-color: #164A87;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--t-main);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--c-primary-dark)}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,h5,p{margin:0}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.container-wide{max-width:1280px}
.section{padding:76px 0}
.section-tight{padding:56px 0}
@media (max-width:991px){.section{padding:60px 0}.section-tight{padding:44px 0}}
@media (max-width:575px){.section{padding:46px 0}.container{padding-left:16px;padding-right:16px}}

/* ============ 公告条 ============ */
.notice-bar{
  background:var(--c-primary-soft);
  border-bottom:1px solid var(--c-line);
  font-size:14px;
  color:var(--c-primary-dark);
}
.notice-inner{
  display:flex;align-items:center;gap:12px;
  min-height:42px;
}
.notice-dot{
  width:7px;height:7px;border-radius:50%;background:var(--c-accent);
  flex:0 0 auto;box-shadow:0 0 0 4px rgba(240,138,36,.16);
}
.notice-text{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.notice-close{
  flex:0 0 auto;background:transparent;border:0;color:var(--c-primary-dark);
  font-size:18px;line-height:1;padding:6px 8px;border-radius:8px;cursor:pointer;
  transition:background .2s ease;
}
.notice-close:hover{background:rgba(31,95,169,.12)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.95);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease,padding .2s ease;
}
.site-header.is-stuck{box-shadow:0 2px 12px rgba(18,56,97,.09)}
.nav-top{
  display:flex;align-items:center;gap:24px;
  padding:14px 0;
  transition:padding .2s ease;
}
.site-header.is-stuck .nav-top{padding:8px 0}
.brand{
  display:flex;align-items:center;gap:10px;
  flex:0 0 auto;
  font-size:20px;font-weight:700;letter-spacing:.2px;color:var(--t-main);
}
.brand:hover{color:var(--t-main)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:16px;font-weight:700;
  box-shadow:0 4px 10px rgba(31,95,169,.28);
  flex:0 0 auto;
}
.brand-text em{font-style:normal;color:var(--c-primary)}
.search-wrap{
  flex:1 1 auto;max-width:560px;
  display:flex;align-items:center;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:999px;
  padding:4px 4px 4px 16px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.search-wrap:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,169,.12)}
.search-icon{color:var(--t-weak);flex:0 0 auto;display:flex}
.search-input{
  flex:1 1 auto;border:0;background:transparent;outline:none;
  height:40px;font-size:15px;color:var(--t-main);min-width:0;
}
.search-input::placeholder{color:var(--t-weak)}
.search-btn{
  flex:0 0 auto;border:0;border-radius:999px;
  background:var(--c-primary);color:#fff;
  height:40px;padding:0 20px;font-size:15px;font-weight:600;
  cursor:pointer;transition:background .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--c-primary-dark)}
.search-btn:active{transform:translateY(1px)}
.nav-actions{
  display:flex;align-items:center;gap:12px;flex:0 0 auto;
}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:40px;padding:0 16px;border-radius:var(--r-btn);
  border:1px solid var(--c-primary);color:var(--c-primary);
  font-size:14px;font-weight:600;background:transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.btn-line:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.nav-icon-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);
  background:#fff;display:flex;align-items:center;justify-content:center;
  color:var(--t-sub);cursor:pointer;transition:all .2s ease;
}
.nav-icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary)}
.nav-pills-row{
  display:flex;align-items:center;gap:8px;
  padding:0 0 12px 0;flex-wrap:wrap;
}
.nav-pill{
  display:inline-flex;align-items:center;
  height:34px;padding:0 14px;border-radius:999px;
  font-size:14px;color:var(--t-sub);
  border:1px solid transparent;
  transition:all .2s ease;
  white-space:nowrap;
}
.nav-pill:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-1px)}
.nav-pill.active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.hamburger{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--c-line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;color:var(--t-main);
}
.mobile-drawer{
  display:none;border-top:1px solid var(--c-line);background:#fff;
}
.mobile-drawer.open{display:block}
.mobile-drawer a{
  display:flex;align-items:center;height:48px;
  padding:0 24px;border-bottom:1px solid var(--c-line);
  font-size:15px;color:var(--t-sub);
}
.mobile-drawer a.active{color:var(--c-primary);font-weight:600;background:var(--c-primary-soft)}
@media (max-width:991px){
  .search-wrap{max-width:none}
  .nav-actions .btn-line{display:none}
}
@media (max-width:767px){
  .nav-top{gap:12px;flex-wrap:nowrap}
  .brand{font-size:17px}
  .brand-mark{width:30px;height:30px;font-size:14px}
  .search-wrap{display:none}
  .search-wrap.mobile-open{
    display:flex;order:3;flex:1 1 100%;max-width:none;margin-top:12px;
  }
  .hamburger{display:flex}
  .nav-pills-row{display:none}
  .nav-icon-btn.search-toggle{display:flex}
}
@media (min-width:768px){.nav-icon-btn.search-toggle{display:none}}

/* ============ 按钮 ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);border:0;
  background:var(--c-primary);color:#fff;font-size:15px;font-weight:600;
  cursor:pointer;transition:all .2s ease;
}
.btn-main:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2);color:#fff}
.btn-main:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);
  border:1px solid var(--c-primary);background:transparent;color:var(--c-primary);
  font-size:15px;font-weight:600;cursor:pointer;transition:all .2s ease;
}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);border:0;
  background:var(--c-accent);color:#fff;font-size:15px;font-weight:600;
  cursor:pointer;transition:all .2s ease;
}
.btn-accent:hover{background:#d9781a;transform:translateY(-1px);box-shadow:0 10px 24px rgba(240,138,36,.28);color:#fff}
.btn-accent:active{transform:translateY(0)}
.btn-text{color:var(--c-primary);font-weight:600;font-size:15px;border-bottom:1px dashed transparent;transition:all .2s ease}
.btn-text:hover{color:var(--c-primary-dark);border-bottom-color:var(--c-primary-dark)}

/* ============ 通用标题 ============ */
.sec-head{margin-bottom:32px}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:999px;padding:5px 14px;
  margin-bottom:14px;letter-spacing:.4px;
}
.sec-title{font-size:28px;line-height:1.35;font-weight:700;color:var(--t-main)}
.sec-desc{margin-top:12px;color:var(--t-sub);font-size:15px;max-width:720px}
@media (max-width:767px){.sec-title{font-size:22px}}

/* ============ Hero ============ */
.hero{
  position:relative;
  background:linear-gradient(180deg,#EFF5FC 0%,var(--c-bg) 100%);
  padding:52px 0 72px;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-160px;top:-120px;width:420px;height:420px;
  border-radius:50%;background:rgba(31,95,169,.06);pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:48px;align-items:start;position:relative;z-index:1;
}
@media (max-width:991px){.hero-grid{grid-template-columns:1fr;gap:36px}}
.preview-card{
  background:var(--c-surface);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:box-shadow .25s ease;
}
.preview-card:hover{box-shadow:var(--sh-2)}
.preview-media{
  position:relative;aspect-ratio:16/9;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.preview-media::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,28,46,.32) 0%,rgba(15,28,46,.05) 45%,rgba(15,28,46,.55) 100%);
}
.badge-status{
  position:absolute;top:14px;left:14px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;
}
.badge-status.pre{background:var(--c-accent-soft);color:#B66314}
.badge-status.live{background:var(--c-primary);color:#fff}
.badge-status.ended{background:rgba(255,255,255,.86);color:var(--t-weak)}
.badge-status .dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.preview-info{
  position:absolute;left:14px;right:14px;bottom:14px;z-index:2;
  background:rgba(255,255,255,.94);border-radius:10px;
  padding:10px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--t-sub);
}
.preview-info strong{color:var(--t-main);font-size:14px;font-weight:600}
.countdown{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
  margin-top:16px;
}
.cd-cell{
  background:var(--c-primary-soft);border-radius:10px;
  padding:12px 6px;text-align:center;
}
.cd-num{
  font-size:26px;font-weight:700;color:var(--c-primary-dark);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.cd-label{font-size:12px;color:var(--t-sub);margin-top:4px}
@media (max-width:575px){
  .countdown{gap:6px}
  .cd-num{font-size:20px}
  .cd-cell{padding:9px 2px}
  .cd-label{font-size:11px}
}
.hero-copy .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:#B66314;
  background:var(--c-accent-soft);border-radius:999px;padding:6px 14px;
}
.hero-copy h1{
  margin-top:18px;
  font-size:42px;line-height:1.25;font-weight:700;color:var(--t-main);
  letter-spacing:-.4px;
}
.hero-copy h1 em{font-style:normal;color:var(--c-primary)}
.hero-sub{
  margin-top:16px;font-size:17px;line-height:1.7;color:var(--t-sub);
  max-width:560px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-meta{
  margin-top:20px;font-size:14px;color:var(--t-weak);
  display:flex;flex-wrap:wrap;gap:8px 20px;
}
.hero-meta span{display:inline-flex;align-items:center;gap:6px}
@media (max-width:1199px){.hero-copy h1{font-size:36px}}
@media (max-width:767px){
  .hero{padding:34px 0 48px}
  .hero-copy h1{font-size:30px}
  .hero-sub{font-size:15px}
  .hero-cta .btn-main,.hero-cta .btn-ghost{flex:1 1 100%}
}

/* ============ 看点列表 ============ */
.highlight-grid{
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:40px;align-items:start;
}
@media (max-width:991px){.highlight-grid{grid-template-columns:1fr;gap:28px}}
.timeline-list{position:relative;padding-left:8px}
.timeline-list::before{
  content:"";position:absolute;left:26px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--c-primary) 0%,var(--c-line) 100%);
}
.tl-item{
  position:relative;display:flex;gap:20px;padding:0 0 26px 0;
}
.tl-item:last-child{padding-bottom:0}
.tl-index{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;
  background:#fff;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:var(--c-primary);
  box-shadow:var(--sh-1);position:relative;z-index:1;
  font-variant-numeric:tabular-nums;
}
.tl-body{
  flex:1 1 auto;background:var(--c-surface);border-radius:var(--r-card);
  padding:18px 22px;box-shadow:var(--sh-1);transition:all .2s ease;
  display:flex;gap:16px;align-items:flex-start;justify-content:space-between;
}
.tl-body:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.tl-body h3{font-size:17px;font-weight:600;color:var(--t-main)}
.tl-body p{margin-top:6px;font-size:14px;color:var(--t-sub)}
.tl-time{
  flex:0 0 auto;font-size:13px;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:999px;padding:3px 12px;
  font-variant-numeric:tabular-nums;white-space:nowrap;
}
@media (max-width:575px){
  .tl-body{flex-direction:column;gap:10px}
  .tl-item{gap:14px}
}
.side-summary{
  background:var(--c-surface);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);position:sticky;top:150px;
}
.side-summary h3{font-size:18px;font-weight:600}
.side-summary .summary-list{margin-top:18px;display:flex;flex-direction:column;gap:14px}
.side-summary .summary-list li{
  display:flex;gap:12px;font-size:14px;color:var(--t-sub);
}
.summary-mark{
  flex:0 0 auto;width:20px;height:20px;border-radius:6px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;
  margin-top:3px;
}
.side-summary .btn-main{width:100%;margin-top:22px}
@media (max-width:991px){.side-summary{position:static}}

/* ============ 订阅区 ============ */
.subscribe{
  background:var(--c-surface);
  border-radius:var(--r-card);
  border-left:4px solid var(--c-primary);
  box-shadow:var(--sh-1);
  padding:32px 36px;
  display:flex;align-items:center;gap:40px;flex-wrap:wrap;
}
.subscribe-text{flex:1 1 380px;min-width:0}
.subscribe-text h2{font-size:22px;font-weight:700}
.subscribe-text p{margin-top:8px;font-size:14px;color:var(--t-sub)}
.subscribe-form{
  flex:1 1 420px;min-width:0;display:flex;gap:12px;
}
.subscribe-form input{
  flex:1 1 auto;min-width:0;height:46px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);padding:0 16px;font-size:15px;
  background:#fff;color:var(--t-main);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe-form input::placeholder{color:var(--t-weak)}
.subscribe-form input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,169,.12)}
.subscribe-form .btn-accent{height:46px;flex:0 0 auto;padding:0 26px}
@media (max-width:767px){
  .subscribe{padding:24px 20px;gap:22px}
  .subscribe-form{flex-direction:column}
  .subscribe-form .btn-accent{width:100%}
}

/* ============ 回放横向滚动 ============ */
.replay-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:26px;flex-wrap:wrap;
}
.replay-scroller{
  display:flex;gap:20px;overflow-x:auto;padding:4px 4px 20px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.replay-scroller::-webkit-scrollbar{height:8px}
.replay-scroller::-webkit-scrollbar-track{background:var(--c-line);border-radius:999px}
.replay-scroller::-webkit-scrollbar-thumb{background:#C2D2E6;border-radius:999px}
.replay-card{
  flex:0 0 320px;scroll-snap-align:start;
  background:var(--c-surface);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:all .2s ease;
}
.replay-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.replay-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.replay-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.replay-card:hover .thumb img{transform:scale(1.04)}
.duration{
  position:absolute;right:10px;bottom:10px;
  background:rgba(15,28,46,.72);color:#fff;font-size:12px;
  border-radius:6px;padding:2px 8px;font-variant-numeric:tabular-nums;
}
.replay-card .rc-body{padding:16px 18px 18px}
.replay-card .rc-body h3{font-size:16px;font-weight:600;line-height:1.5}
.replay-card .rc-body time{display:block;margin-top:10px;font-size:13px;color:var(--t-weak)}
@media (max-width:767px){.replay-card{flex:0 0 78vw}}

/* ============ 最新信息 CMS ============ */
.filter-pills{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.filter-pill{
  height:32px;padding:0 14px;border-radius:999px;font-size:13px;
  color:var(--t-sub);border:1px solid var(--c-line);background:#fff;
  display:inline-flex;align-items:center;cursor:pointer;transition:all .2s ease;
}
.filter-pill:hover{border-color:var(--c-primary);color:var(--c-primary)}
.filter-pill.active{background:var(--c-primary-soft);border-color:transparent;color:var(--c-primary);font-weight:600}
.news-grid{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
  gap:28px;align-items:start;
}
@media (max-width:991px){.news-grid{grid-template-columns:1fr}}
.news-feature{
  background:var(--c-surface);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:all .2s ease;height:100%;
  display:flex;flex-direction:column;
}
.news-feature:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.news-feature .nf-thumb{aspect-ratio:16/9;overflow:hidden}
.news-feature .nf-thumb img{width:100%;height:100%;object-fit:cover}
.news-feature .nf-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1 1 auto}
.badge-cat{
  display:inline-flex;align-items:center;align-self:flex-start;
  height:26px;padding:0 12px;border-radius:var(--r-badge);
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:13px;font-weight:600;
}
.news-feature h3{margin-top:14px;font-size:21px;line-height:1.5;font-weight:700}
.news-feature h3 a:hover{color:var(--c-primary)}
.news-feature p{margin-top:12px;font-size:14px;color:var(--t-sub);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:16px;font-size:13px;color:var(--t-weak);display:flex;gap:16px;flex-wrap:wrap}
.news-side{display:flex;flex-direction:column;gap:18px}
.news-mini{
  display:flex;gap:16px;background:var(--c-surface);border-radius:var(--r-card);
  padding:14px;box-shadow:var(--sh-1);transition:all .2s ease;
}
.news-mini:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.news-mini .nm-thumb{
  flex:0 0 auto;width:124px;aspect-ratio:4/3;border-radius:8px;overflow:hidden;
}
.news-mini .nm-thumb img{width:100%;height:100%;object-fit:cover}
.news-mini .nm-body{flex:1 1 auto;min-width:0}
.news-mini h3{font-size:15px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-mini h3 a:hover{color:var(--c-primary)}
.news-mini p{margin-top:6px;font-size:13px;color:var(--t-sub);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-mini .nm-meta{margin-top:8px;font-size:12px;color:var(--t-weak);display:flex;gap:10px;flex-wrap:wrap}
@media (max-width:575px){
  .news-mini{flex-direction:column}
  .news-mini .nm-thumb{width:100%;aspect-ratio:16/9}
}
.empty-state{
  background:var(--c-surface);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;box-shadow:var(--sh-1);
}
.empty-icon{
  width:56px;height:56px;border-radius:16px;margin:0 auto 18px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:24px;
}
.empty-state p{color:var(--t-sub);font-size:15px}
.empty-state .btn-ghost{margin-top:20px}

/* ============ 数据条 ============ */
.stats-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.stat-card{
  background:var(--c-surface);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-1);transition:all .2s ease;
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-num{
  font-size:30px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.stat-label{margin-top:8px;font-size:14px;font-weight:600;color:var(--t-main)}
.stat-desc{margin-top:6px;font-size:13px;color:var(--t-weak)}
@media (max-width:991px){.stats-strip{grid-template-columns:repeat(2,1fr)}}
@media (max-width:575px){.stats-strip{grid-template-columns:1fr;gap:12px}}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto}
.faq-item{
  background:var(--c-surface);border-radius:12px;box-shadow:var(--sh-1);
  overflow:hidden;transition:box-shadow .2s ease;
}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-q{
  width:100%;text-align:left;border:0;background:transparent;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--t-main);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  cursor:pointer;transition:color .2s ease;
}
.faq-q:hover{color:var(--c-primary)}
.faq-item.open .faq-q{color:var(--c-primary)}
.faq-arrow{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform .25s ease;
}
.faq-item.open .faq-arrow{transform:rotate(180deg)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{padding:0 24px 20px;font-size:15px;color:var(--t-sub);line-height:1.8}
@media (max-width:575px){.faq-q{padding:16px 18px;font-size:15px}.faq-a-inner{padding:0 18px 18px;font-size:14px}}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--c-primary-soft);
  border-radius:18px;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:26px;font-weight:700;color:var(--t-main)}
.cta-band p{margin-top:10px;font-size:15px;color:var(--t-sub);max-width:620px}
@media (max-width:767px){
  .cta-band{padding:28px 22px}
  .cta-band h2{font-size:21px}
  .cta-band .btn-main{width:100%}
}

/* ============ 页脚 ============ */
.site-footer{
  background:#EFF4FA;
  border-top:1px solid var(--c-line);
  padding:56px 0 0;
  margin-top:16px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:40px;
}
.footer-brand .brand{font-size:19px;margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--t-sub);max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social span{
  width:36px;height:36px;border-radius:10px;background:#fff;
  display:flex;align-items:center;justify-content:center;
  color:var(--c-primary);border:1px solid var(--c-line);
  transition:all .2s ease;font-size:14px;
}
.footer-social span:hover{border-color:var(--c-primary);transform:translateY(-1px)}
.footer-col h3{font-size:15px;font-weight:700;color:var(--t-main);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--t-sub);transition:color .2s ease}
.footer-col a:hover{color:var(--c-primary)}
.footer-bottom{
  border-top:1px solid var(--c-line);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--t-weak);
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .site-footer{padding-top:40px}
}

/* roulang page: article */
:root{
  --c-primary:#1F5FA9;
  --c-primary-dark:#164A87;
  --c-primary-light:#E8F1FB;
  --c-accent:#F08A24;
  --c-accent-light:#FEF1E2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3E9F1;
  --c-text:#0F1C2E;
  --c-text-2:#5B6B7F;
  --c-text-3:#8A98A8;
  --c-success:#1F9D6B;
  --c-danger:#D9534F;
  --c-info:#2E7FD4;

  --r-card:14px;
  --r-btn:10px;
  --r-img:10px;
  --r-pill:999px;
  --r-badge:6px;

  --sh-1:0 2px 8px rgba(18,56,97,.06);
  --sh-2:0 10px 28px rgba(18,56,97,.12);

  --w-container:1200px;

  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --bs-body-color:#0F1C2E;
  --bs-body-bg:#F5F8FC;
  --bs-primary:#1F5FA9;
  --bs-border-color:#E3E9F1;
  --bs-link-color:#1F5FA9;
  --bs-link-hover-color:#164A87;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}

.container{
  width:100%;
  max-width:var(--w-container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.btn-primary-x{background:var(--c-primary);color:#fff;}
.btn-primary-x:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary-x:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-accent-x{background:var(--c-accent);color:#fff;}
.btn-accent-x:hover{background:#d9761a;color:#fff;transform:translateY(-1px);box-shadow:0 10px 28px rgba(240,138,36,.28);}
.btn-accent-x:active{transform:translateY(0);}
.btn-ghost-x{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost-x:hover{background:var(--c-primary-light);color:var(--c-primary-dark);}
.btn-sm-x{height:38px;padding:0 16px;font-size:14px;}

/* ---------- 徽章 / 标签 ---------- */
.badge-tag{
  display:inline-block;padding:3px 10px;border-radius:var(--r-badge);
  background:var(--c-primary-light);color:var(--c-primary-dark);
  font-size:13px;line-height:1.5;font-weight:500;
}
.badge-live{display:inline-block;padding:3px 10px;border-radius:var(--r-badge);background:var(--c-primary);color:#fff;font-size:13px;font-weight:600;}
.badge-soon{display:inline-block;padding:3px 10px;border-radius:var(--r-badge);background:var(--c-accent-light);color:#b9640f;font-size:13px;font-weight:600;}

/* ---------- 公告条 ---------- */
.notice-bar{background:var(--c-primary-light);color:var(--c-primary-dark);font-size:13.5px;}
.notice-inner{display:flex;align-items:center;gap:10px;min-height:38px;}
.notice-dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);flex:none;}
.notice-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.notice-close{
  margin-left:auto;flex:none;width:24px;height:24px;border:none;background:transparent;
  color:var(--c-primary-dark);font-size:16px;line-height:1;cursor:pointer;border-radius:6px;
  display:flex;align-items:center;justify-content:center;
}
.notice-close:hover{background:rgba(31,95,169,.1);}
.notice-bar.is-hidden{display:none;}

/* ---------- 页头 / 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease,padding .2s ease;
}
body.nav-scrolled .site-header{box-shadow:0 2px 12px rgba(18,56,97,.10);}
.nav-top{display:flex;align-items:center;gap:24px;padding:14px 0;transition:padding .2s ease;}
body.nav-scrolled .nav-top{padding:8px 0;}

.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-dark));
  color:#fff;font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.brand-text{font-size:20px;font-weight:700;color:var(--c-text);letter-spacing:.2px;}
.brand-text em{font-style:normal;color:var(--c-primary);}

.nav-search{flex:1 1 auto;max-width:620px;}
.search-form{
  display:flex;align-items:center;gap:0;height:46px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:0 6px 0 16px;transition:border-color .2s ease,box-shadow .2s ease;
}
.search-form:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,169,.12);}
.search-icon{flex:none;color:var(--c-text-3);display:flex;align-items:center;margin-right:10px;}
.search-input{
  flex:1 1 auto;min-width:0;height:100%;border:none;background:transparent;
  font-size:15px;color:var(--c-text);outline:none;
}
.search-input::placeholder{color:var(--c-text-3);}
.search-btn{
  flex:none;height:34px;padding:0 20px;border:none;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background .2s ease;
}
.search-btn:hover{background:var(--c-primary-dark);}

.nav-actions{display:flex;align-items:center;gap:12px;flex:none;}
.nav-icon-btn{
  width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--c-line);
  background:#fff;color:var(--c-text-2);display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .2s ease;
}
.nav-icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);}

.nav-pills-row{
  display:flex;align-items:center;gap:8px;flex-wrap:nowrap;overflow-x:auto;
  padding:0 0 12px;scrollbar-width:none;
}
.nav-pills-row::-webkit-scrollbar{display:none;}
.nav-pill{
  flex:none;padding:7px 16px;border-radius:var(--r-pill);font-size:14px;color:var(--c-text-2);
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.nav-pill:hover{background:#fff;color:var(--c-primary);border-color:var(--c-line);transform:translateY(-1px);}
.nav-pill.active{background:var(--c-primary-light);color:var(--c-primary-dark);font-weight:600;}

.nav-burger{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--c-line);
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.nav-burger span{width:18px;height:2px;background:var(--c-text);border-radius:2px;transition:all .2s ease;}

.nav-drawer{
  display:none;border-top:1px solid var(--c-line);background:#fff;
  padding:8px 0 16px;
}
.nav-drawer.is-open{display:block;}
.nav-drawer a{
  display:flex;align-items:center;height:48px;padding:0 4px;font-size:15px;
  color:var(--c-text-2);border-bottom:1px solid var(--c-line);
}
.nav-drawer a:last-child{border-bottom:none;}
.nav-drawer a.active,.nav-drawer a:hover{color:var(--c-primary);}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:14px;color:var(--c-text-3);padding:24px 0 0;
}
.crumb a{color:var(--c-text-3);}
.crumb a:hover{color:var(--c-primary);}
.crumb-sep{color:#c3ccd8;}
.crumb-current{color:var(--c-text-2);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章布局 ---------- */
.article-wrap{padding:20px 0 72px;}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 260px;
  gap:48px;
  align-items:start;
}
.article-main{
  background:var(--c-surface);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:40px 48px 48px;
  min-width:0;
}

.article-head{border-bottom:1px solid var(--c-line);padding-bottom:22px;margin-bottom:8px;}
.article-badges{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px;}
.article-h1{
  font-size:38px;line-height:1.3;font-weight:700;letter-spacing:-.2px;
  color:var(--c-text);margin-bottom:16px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px 20px;
  font-size:14px;color:var(--c-text-3);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px;}

/* ---------- 正文排版 ---------- */
.article-content{padding-top:26px;font-size:16px;color:#2b3a4d;}
.article-content > *:first-child{margin-top:0;}
.article-content h2{
  font-size:26px;line-height:1.42;font-weight:700;color:var(--c-text);
  margin:42px 0 16px;padding-left:14px;border-left:4px solid var(--c-primary);
}
.article-content h3{
  font-size:19px;line-height:1.5;font-weight:600;color:var(--c-text);
  margin:30px 0 12px;
}
.article-content h4{font-size:17px;font-weight:600;color:var(--c-text);margin:22px 0 10px;}
.article-content p{margin:0 0 18px;line-height:1.9;}
.article-content ul,.article-content ol{margin:0 0 20px;padding-left:24px;}
.article-content ul li{list-style:disc;}
.article-content ol li{list-style:decimal;}
.article-content li{margin-bottom:8px;line-height:1.85;}
.article-content blockquote{
  margin:0 0 20px;padding:16px 20px;background:var(--c-primary-light);
  border-left:3px solid var(--c-primary);border-radius:0 var(--r-img) var(--r-img) 0;
  color:#28405c;font-style:normal;
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{
  width:100%;max-width:100%;height:auto;border-radius:var(--r-img);
  margin:22px 0 8px;
}
.article-content figure{margin:0 0 22px;}
.article-content figcaption{
  font-size:13px;color:var(--c-text-3);text-align:center;margin-top:8px;line-height:1.6;
}
.article-content table{
  width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px;
  border-radius:var(--r-img);overflow:hidden;
}
.article-content thead th{
  background:var(--c-primary-light);color:var(--c-primary-dark);
  text-align:left;padding:12px 16px;font-weight:600;
}
.article-content tbody td{
  padding:12px 16px;border-bottom:1px solid var(--c-line);color:var(--c-text-2);
}
.article-content tbody tr:nth-child(even){background:#FAFCFE;}
.article-content tbody tr:last-child td{border-bottom:none;}
.article-content pre{
  background:#F2F5F9;border:1px solid var(--c-line);border-radius:var(--r-img);
  padding:16px 18px;margin:0 0 22px;overflow-x:auto;
  font-family:ui-monospace,Menlo,Consolas,"Courier New",monospace;
  font-size:14px;line-height:1.7;color:#26384f;
}
.article-content code{
  background:#EFF3F8;color:#1d3f66;padding:2px 6px;border-radius:5px;
  font-family:ui-monospace,Menlo,Consolas,"Courier New",monospace;font-size:.9em;
}
.article-content pre code{background:none;padding:0;color:inherit;font-size:inherit;}
.article-content a{color:var(--c-primary);border-bottom:1px dashed var(--c-primary);}
.article-content a:hover{color:var(--c-primary-dark);border-bottom-color:var(--c-primary-dark);}
.article-content hr{border:none;border-top:1px solid var(--c-line);margin:32px 0;}

.empty-state{
  text-align:center;padding:64px 24px;background:#fff;border-radius:var(--r-card);
  border:1px dashed var(--c-line);
}
.empty-state .empty-icon{
  width:56px;height:56px;border-radius:16px;background:var(--c-primary-light);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;
  margin:0 auto 18px;font-size:24px;font-weight:700;
}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px;}
.empty-state p{color:var(--c-text-2);margin-bottom:22px;}

/* ---------- 侧栏目录 ---------- */
.article-side{position:sticky;top:104px;}
.toc-card{
  background:var(--c-surface);border-radius:var(--r-card);box-shadow:var(--sh-1);
  padding:20px 18px;
}
.toc-title{
  font-size:15px;font-weight:700;color:var(--c-text);
  padding-bottom:12px;margin-bottom:10px;border-bottom:1px solid var(--c-line);
}
.toc-nav a{
  display:block;font-size:14px;line-height:1.6;color:var(--c-text-2);
  padding:7px 10px;border-radius:8px;border-left:2px solid transparent;
  transition:all .2s ease;
}
.toc-nav a:hover{background:var(--c-primary-light);color:var(--c-primary-dark);}
.toc-nav a.is-sub{padding-left:22px;font-size:13.5px;color:var(--c-text-3);}
.toc-nav a.is-active{background:var(--c-primary-light);color:var(--c-primary-dark);font-weight:600;border-left-color:var(--c-primary);}
.toc-side-tip{
  margin-top:16px;padding:14px;border-radius:var(--r-img);
  background:var(--c-accent-light);color:#8a4d0d;font-size:13px;line-height:1.7;
}
.toc-side-tip strong{display:block;color:#b9640f;font-size:14px;margin-bottom:4px;}

/* ---------- 标签行 ---------- */
.tag-row{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  margin-top:40px;padding-top:26px;border-top:1px solid var(--c-line);
}
.tag-row .tag-label{font-size:14px;color:var(--c-text-3);margin-right:2px;}
.tag-item{
  padding:6px 14px;border-radius:var(--r-pill);background:#F2F6FB;color:var(--c-text-2);
  font-size:13.5px;transition:all .2s ease;
}
.tag-item:hover{background:var(--c-primary-light);color:var(--c-primary-dark);}

/* ---------- 相关推荐 ---------- */
.related-section{padding:64px 0 8px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;}
.sec-title{font-size:26px;font-weight:700;color:var(--c-text);}
.sec-title::after{content:"";display:block;width:38px;height:3px;border-radius:2px;background:var(--c-primary);margin-top:10px;}
.sec-more{font-size:14px;color:var(--c-primary);}
.sec-more:hover{color:var(--c-primary-dark);}
.related-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
}
.rel-card{
  display:flex;flex-direction:column;background:var(--c-surface);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;transition:all .2s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#dbe6f2;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:17px;font-weight:600;line-height:1.55;color:var(--c-text);transition:color .2s ease;}
.rel-card:hover .rel-body h3{color:var(--c-primary);}
.rel-body p{font-size:14px;line-height:1.75;color:var(--c-text-2);flex:1;}
.rel-date{font-size:13px;color:var(--c-text-3);}

/* ---------- 转化条 ---------- */
.cta-band{
  margin:64px 0 72px;
}
.cta-inner{
  background:var(--c-primary-light);
  border-left:4px solid var(--c-primary);
  border-radius:var(--r-card);
  padding:32px 36px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-inner h2{font-size:22px;font-weight:700;color:var(--c-primary-dark);margin-bottom:8px;}
.cta-inner p{font-size:15px;color:var(--c-text-2);max-width:660px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:#EDF3FA;border-top:1px solid var(--c-line);padding:56px 0 0;color:var(--c-text-2);}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--c-text-2);max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social span{
  width:36px;height:36px;border-radius:10px;background:#fff;border:1px solid var(--c-line);
  color:var(--c-primary);font-size:14px;font-weight:600;
  display:flex;align-items:center;justify-content:center;cursor:default;
}
.footer-col h3{font-size:15px;font-weight:700;color:var(--c-text);margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:var(--c-text-2);}
.footer-col ul li a:hover{color:var(--c-primary);}
.footer-bottom{
  border-top:1px solid #DCE6F1;padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--c-text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 230px;gap:32px;}
  .article-main{padding:34px 34px 40px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .article-side{position:static;order:-1;}
  .toc-card{padding:16px;}
  .toc-nav{display:flex;flex-wrap:wrap;gap:8px;}
  .toc-nav a{padding:6px 14px;border-radius:var(--r-pill);background:#F2F6FB;border-left:none;}
  .toc-nav a.is-sub{display:none;}
  .toc-nav a.is-active{background:var(--c-primary-light);border-left:none;}
  .toc-side-tip{display:none;}
  .nav-search{max-width:none;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  .notice-text{font-size:13px;}
  .nav-top{flex-wrap:wrap;gap:12px;padding:12px 0;}
  .nav-search{order:3;flex-basis:100%;max-width:100%;}
  .nav-actions .nav-tip-btn{display:none;}
  .nav-burger{display:flex;}
  .article-main{padding:24px 18px 30px;border-radius:12px;}
  .article-h1{font-size:26px;line-height:1.35;}
  .article-content h2{font-size:21px;margin-top:32px;}
  .article-content h3{font-size:17.5px;}
  .article-content p{font-size:15.5px;line-height:1.85;}
  .crumb{padding-top:18px;font-size:13px;}
  .crumb-current{max-width:100%;}
  .article-wrap{padding:8px 0 48px;}
  .related-section{padding:44px 0 0;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .sec-title{font-size:21px;}
  .cta-inner{padding:24px 20px;margin:0;}
  .cta-band{margin:44px 0 48px;}
  .cta-inner h2{font-size:19px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:28px;}
  .site-footer{padding-top:40px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:575px){
  .article-h1{font-size:23px;}
  .search-btn{padding:0 14px;font-size:13px;}
  .brand-text{font-size:18px;}
  .btn-x{width:100%;}
  .cta-actions{width:100%;}
}

/* roulang page: category1 */
:root{
  --c-primary:#1F5FA9;
  --c-primary-dark:#164A87;
  --c-primary-light:#E8F1FB;
  --c-accent:#F08A24;
  --c-accent-light:#FEF1E2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3E9F1;
  --t-strong:#0F1C2E;
  --t-body:#5B6B7F;
  --t-weak:#8A98A8;
  --c-success:#1F9D6B;
  --c-danger:#D9534F;
  --c-info:#2E7FD4;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-badge:6px;
  --r-img:10px;
  --sh-1:0 2px 8px rgba(18,56,97,.06);
  --sh-2:0 10px 28px rgba(18,56,97,.12);
  --container:1200px;

  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --bs-body-color:#5B6B7F;
  --bs-body-bg:#F5F8FC;
  --bs-primary:#1F5FA9;
  --bs-border-color:#E3E9F1;
  --bs-link-color:#1F5FA9;
  --bs-link-hover-color:#164A87;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--t-body);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,.accordion-button:focus-visible{
  outline:2px solid var(--c-primary);
  outline-offset:2px;
  border-radius:6px;
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 公告条 ---------- */
.notice-bar{
  background:var(--c-primary-light);
  color:var(--c-primary-dark);
  font-size:14px;
  border-bottom:1px solid var(--c-line);
}
.notice-inner{
  display:flex;align-items:center;gap:12px;
  min-height:42px;padding:6px 0;
}
.notice-inner .notice-dot{
  width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex:0 0 auto;
}
.notice-inner p{
  flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;
}
.notice-close{
  background:transparent;border:0;color:var(--c-primary-dark);
  width:28px;height:28px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;flex:0 0 auto;transition:background .2s ease;
}
.notice-close:hover{background:rgba(31,95,169,.12);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.95);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .22s ease;
}
.site-header.is-stuck{box-shadow:0 2px 12px rgba(18,56,97,.10);}

.nav-top{padding:14px 0 10px;transition:padding .22s ease;}
.site-header.is-stuck .nav-top{padding:8px 0 6px;}
.nav-inner{display:flex;align-items:center;gap:20px;}

.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:var(--c-primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;
  box-shadow:0 4px 12px rgba(31,95,169,.28);
}
.brand-text{font-size:20px;font-weight:700;color:var(--t-strong);letter-spacing:.2px;line-height:1.2;}
.brand-text em{font-style:normal;color:var(--c-primary);}

.nav-search{
  flex:1 1 auto;
  max-width:560px;
  margin:0 auto;
  display:flex;align-items:center;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  padding:4px 4px 4px 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(31,95,169,.12);
}
.nav-search i{color:var(--t-weak);font-size:15px;}
.nav-search input{
  flex:1 1 auto;border:0;outline:0;background:transparent;
  height:38px;padding:0 10px;font-size:15px;color:var(--t-strong);
}
.nav-search input::placeholder{color:var(--t-weak);}
.nav-search button{
  flex:0 0 auto;border:0;cursor:pointer;
  background:var(--c-primary);color:#fff;
  height:38px;padding:0 22px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;
  transition:background .2s ease;
}
.nav-search button:hover{background:var(--c-primary-dark);}

.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-icon-btn{
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.nav-icon-btn:hover{background:var(--c-primary-light);border-color:#c9dcf2;transform:translateY(-1px);}
.nav-burger{display:none;}

.nav-pills-wrap{padding:2px 0 12px;}
.nav-pills-row{
  display:flex;align-items:center;gap:8px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.nav-pills-row::-webkit-scrollbar{display:none;}
.nav-pill{
  flex:0 0 auto;
  padding:7px 16px;
  font-size:14px;
  border-radius:var(--r-pill);
  color:var(--t-body);
  border:1px solid transparent;
  white-space:nowrap;
  transition:all .2s ease;
}
.nav-pill:hover{color:var(--c-primary);background:var(--c-primary-light);transform:translateY(-1px);}
.nav-pill.active{
  background:var(--c-primary-light);
  color:var(--c-primary);
  font-weight:600;
  border-color:#cfe0f4;
}

.mobile-search{display:none;padding:0 0 12px;}
.mobile-search.is-open{display:block;}

/* ---------- 移动抽屉 ---------- */
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(15,28,46,.42);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:1045;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:min(320px,85vw);
  background:#fff;
  transform:translateX(102%);
  transition:transform .26s ease;
  z-index:1050;
  padding:22px 20px 32px;
  overflow-y:auto;
  box-shadow:-12px 0 32px rgba(18,56,97,.16);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head span{font-size:16px;font-weight:700;color:var(--t-strong);}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--c-line);
  background:#fff;color:var(--t-body);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-list li a{
  display:flex;align-items:center;min-height:48px;
  padding:0 14px;border-radius:10px;
  font-size:15px;color:var(--t-strong);
}
.drawer-list li a:hover{background:var(--c-primary-light);color:var(--c-primary);}
.drawer-list li a.active{background:var(--c-primary-light);color:var(--c-primary);font-weight:600;}
.drawer-cta{margin-top:20px;}

/* ---------- 按钮 ---------- */
.btn{
  --bs-btn-padding-y:.62rem;
  --bs-btn-padding-x:1.3rem;
  --bs-btn-font-size:15px;
  --bs-btn-border-radius:10px;
  min-height:44px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;
  transition:all .2s ease;
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-primary{
  --bs-btn-bg:var(--c-primary);
  --bs-btn-border-color:var(--c-primary);
  --bs-btn-hover-bg:var(--c-primary-dark);
  --bs-btn-hover-border-color:var(--c-primary-dark);
  --bs-btn-active-bg:var(--c-primary-dark);
  --bs-btn-active-border-color:var(--c-primary-dark);
  --bs-btn-disabled-bg:#9db8d6;
  --bs-btn-disabled-border-color:#9db8d6;
}
.btn-accent{
  --bs-btn-bg:var(--c-accent);
  --bs-btn-border-color:var(--c-accent);
  --bs-btn-color:#fff;
  --bs-btn-hover-bg:#d97a17;
  --bs-btn-hover-border-color:#d97a17;
  --bs-btn-hover-color:#fff;
  --bs-btn-active-bg:#d97a17;
  --bs-btn-active-border-color:#d97a17;
  --bs-btn-active-color:#fff;
  background:var(--c-accent);border-color:var(--c-accent);color:#fff;
}
.btn-outline-main{
  border:1px solid var(--c-primary);
  color:var(--c-primary);
  background:transparent;
}
.btn-outline-main:hover{background:var(--c-primary-light);color:var(--c-primary-dark);border-color:var(--c-primary-dark);}
.btn-ghost{
  border:1px solid var(--c-line);
  background:#fff;color:var(--t-strong);
}
.btn-ghost:hover{border-color:#c9dcf2;color:var(--c-primary);}
.btn-link-main{
  color:var(--c-primary);font-weight:600;padding:0;min-height:auto;background:none;border:0;
}
.btn-link-main:hover{color:var(--c-primary-dark);box-shadow:none;transform:none;text-decoration:underline;}

/* ---------- 标签 / 徽章 ---------- */
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-badge);
  font-size:13px;line-height:1.5;
  background:var(--c-primary-light);color:var(--c-primary);
}
.badge-live{background:var(--c-primary);color:#fff;}
.badge-soon{background:var(--c-accent-light);color:var(--c-accent);}
.badge-end{background:#EEF1F5;color:var(--t-weak);}
.badge-outline{border:1px solid var(--c-line);background:#fff;color:var(--t-body);}

/* ---------- 面包屑 ---------- */
.breadcrumb-row{padding:18px 0 0;font-size:14px;color:var(--t-weak);}
.breadcrumb-row .sep{margin:0 8px;color:#C4CEDB;}
.breadcrumb-row a{color:var(--t-weak);}
.breadcrumb-row a:hover{color:var(--c-primary);}
.breadcrumb-row .current{color:var(--t-body);}

/* ---------- 页面横幅 ---------- */
.page-hero{
  position:relative;
  margin-top:18px;
  border-radius:18px;
  overflow:hidden;
  background-image:linear-gradient(100deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.86) 46%,rgba(232,241,251,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center right;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.page-hero-inner{padding:52px 48px 48px;max-width:820px;}
.page-hero h1{
  font-size:42px;line-height:1.25;font-weight:700;color:var(--t-strong);
  letter-spacing:-.4px;margin-bottom:16px;
}
.page-hero .hero-lead{font-size:17px;line-height:1.8;color:var(--t-body);max-width:660px;}
.page-hero .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:20px;margin-top:26px;font-size:14px;color:var(--t-weak);}
.hero-meta span{display:inline-flex;align-items:center;gap:7px;}
.hero-meta i{color:var(--c-primary);}

/* ---------- 关键信息条 ---------- */
.info-strip{
  margin-top:24px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.info-item{
  padding:22px 24px;
  border-right:1px solid var(--c-line);
}
.info-item:last-child{border-right:0;}
.info-item strong{
  display:block;font-size:24px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;line-height:1.3;
}
.info-item span{font-size:14px;color:var(--t-body);}
.info-item em{display:block;font-style:normal;font-size:13px;color:var(--t-weak);margin-top:4px;}

/* ---------- 区块通用 ---------- */
.section{padding:76px 0 0;}
.section-head{max-width:720px;margin-bottom:32px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--c-primary);font-weight:600;
  background:var(--c-primary-light);padding:4px 12px;border-radius:var(--r-pill);
  margin-bottom:14px;
}
.section-head h2{
  font-size:28px;line-height:1.35;font-weight:700;color:var(--t-strong);margin-bottom:12px;
}
.section-head p{font-size:16px;color:var(--t-body);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;max-width:940px;}
.timeline::before{
  content:"";position:absolute;left:31px;top:16px;bottom:36px;width:2px;
  background:linear-gradient(180deg,var(--c-primary) 0%,#C7DCF5 78%,rgba(199,220,245,0) 100%);
}
.tl-item{position:relative;padding-left:92px;margin-bottom:26px;}
.tl-num{
  position:absolute;left:0;top:0;
  width:64px;height:64px;border-radius:16px;
  background:var(--c-primary-light);
  color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:26px;font-weight:700;
  font-variant-numeric:tabular-nums;
  border:1px solid #d7e5f6;
  box-shadow:0 2px 8px rgba(18,56,97,.06);
}
.tl-card{
  background:var(--c-surface);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:22px 26px;
  max-width:720px;
  transition:transform .2s ease,box-shadow .2s ease;
  border:1px solid transparent;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#e6effa;}
.tl-card h3{
  font-size:20px;line-height:1.5;font-weight:600;color:var(--t-strong);margin-bottom:8px;
}
.tl-card p{font-size:15px;color:var(--t-body);}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tl-tags span{
  font-size:13px;color:var(--c-primary);background:var(--c-primary-light);
  padding:3px 10px;border-radius:var(--r-badge);
}
.timeline-cta{margin-top:8px;padding-left:92px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.timeline-cta .hint{font-size:14px;color:var(--t-weak);}

/* ---------- 准备区双栏 ---------- */
.prep-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
}
.prep-text h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--t-strong);margin-bottom:14px;}
.prep-text > p{font-size:16px;margin-bottom:22px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;
  border-bottom:1px dashed var(--c-line);
  font-size:15px;color:var(--t-body);
}
.check-list li:last-child{border-bottom:0;}
.check-list i{
  color:var(--c-success);font-size:16px;margin-top:4px;flex:0 0 auto;
}
.check-list strong{color:var(--t-strong);font-weight:600;}
.prep-figure{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-2);background:#fff;
}
.prep-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);
}
.prep-figure .fig-note{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(255,255,255,.94);
  border-radius:12px;
  padding:12px 16px;
  font-size:14px;color:var(--t-body);
  box-shadow:var(--sh-1);
}
.prep-figure .fig-note b{color:var(--t-strong);}

/* ---------- 卡点处理列表 ---------- */
.issue-list{
  background:var(--c-surface);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.issue-row{
  display:grid;grid-template-columns:1fr 1fr;gap:28px;
  padding:22px 28px;
  border-bottom:1px solid var(--c-line);
  transition:background .2s ease;
}
.issue-row:last-child{border-bottom:0;}
.issue-row:hover{background:#FAFCFE;}
.issue-left h3{
  font-size:17px;font-weight:600;color:var(--t-strong);margin-bottom:4px;
  display:flex;align-items:center;gap:10px;
}
.issue-left h3 i{color:var(--c-danger);font-size:15px;}
.issue-left p{font-size:14px;color:var(--t-weak);}
.issue-right{display:flex;align-items:flex-start;gap:12px;}
.issue-right i{color:var(--c-success);font-size:16px;margin-top:5px;flex:0 0 auto;}
.issue-right p{font-size:15px;color:var(--t-body);}
.issue-tip{
  margin-top:22px;
  display:flex;gap:14px;align-items:flex-start;
  background:var(--c-accent-light);
  border-left:3px solid var(--c-accent);
  border-radius:12px;
  padding:18px 22px;
}
.issue-tip i{color:var(--c-accent);font-size:18px;margin-top:3px;}
.issue-tip p{font-size:15px;color:#8A5218;}

/* ---------- FAQ ---------- */
.accordion{--bs-accordion-border-width:0;}
.accordion-item{
  border:0;border-radius:12px !important;
  background:#fff;margin-bottom:12px;
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.accordion-button{
  background:#fff;
  font-size:17px;font-weight:600;color:var(--t-strong);
  padding:20px 24px;
  box-shadow:none !important;
  line-height:1.55;
}
.accordion-button:not(.collapsed){
  background:var(--c-primary-light);
  color:var(--c-primary);
}
.accordion-button::after{
  flex:0 0 auto;
  width:26px;height:26px;
  margin-left:auto;
  background-image:none !important;
  content:"+";
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:600;color:var(--c-primary);
  background:rgba(31,95,169,.09);
  border-radius:50%;
  transition:transform .22s ease,background .22s ease;
}
.accordion-button:not(.collapsed)::after{
  content:"−";
  transform:rotate(180deg);
  background:rgba(31,95,169,.14);
}
.accordion-body{
  padding:4px 24px 22px;
  font-size:15px;color:var(--t-body);
  background:#fff;
}
.accordion-body p{margin-bottom:10px;}
.accordion-body p:last-child{margin-bottom:0;}

/* ---------- CTA 横条 ---------- */
.cta-band{
  margin-top:76px;
  background:linear-gradient(96deg,var(--c-primary-light) 0%,#F3F8FE 58%,var(--c-accent-light) 100%);
  border:1px solid #DCE8F7;
  border-radius:18px;
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{font-size:24px;line-height:1.45;font-weight:700;color:var(--t-strong);margin-bottom:8px;}
.cta-band p{font-size:15px;color:var(--t-body);max-width:620px;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;
  background:#F0F5FB;
  border-top:1px solid var(--c-line);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand p{font-size:14px;color:var(--t-body);margin:16px 0 18px;max-width:320px;}
.footer-social{display:flex;gap:10px;}
.footer-social span{
  width:36px;height:36px;border-radius:10px;
  background:#fff;border:1px solid var(--c-line);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;color:var(--c-primary);cursor:default;
}
.footer-col h3{
  font-size:16px;font-weight:600;color:var(--t-strong);margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:var(--t-body);}
.footer-col ul li a:hover{color:var(--c-primary);}
.footer-bottom{
  margin-top:48px;
  border-top:1px solid var(--c-line);
  padding:20px 0 24px;
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:10px;
  font-size:13px;color:var(--t-weak);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:36px;}
  .info-strip{grid-template-columns:repeat(2,1fr);}
  .info-item:nth-child(2){border-right:0;}
  .info-item:nth-child(1),.info-item:nth-child(2){border-bottom:1px solid var(--c-line);}
  .prep-grid{gap:36px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:36px;}
}
@media (max-width:991px){
  .container{padding:0 20px;}
  .nav-top{padding:12px 0 8px;}
  .nav-search{display:none;}
  .nav-actions .nav-icon-btn.search-toggle{display:inline-flex;}
  .nav-burger{display:inline-flex;}
  .page-hero-inner{padding:40px 30px 38px;}
  .page-hero h1{font-size:32px;}
  .page-hero .hero-lead{font-size:16px;}
  .section{padding:56px 0 0;}
  .section-head h2,.prep-text h2{font-size:24px;}
  .prep-grid{grid-template-columns:1fr;gap:28px;}
  .prep-figure{order:-1;}
  .issue-row{grid-template-columns:1fr;gap:12px;padding:20px 22px;}
  .cta-band{margin-top:56px;padding:32px 28px;}
  .cta-band h2{font-size:21px;}
  .site-footer{margin-top:64px;padding-top:48px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .tl-item{padding-left:80px;}
  .tl-num{width:56px;height:56px;font-size:22px;border-radius:14px;}
  .timeline::before{left:27px;}
  .timeline-cta{padding-left:80px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .nav-top{padding:10px 0 6px;}
  .brand-text{font-size:18px;}
  .brand-mark{width:32px;height:32px;font-size:16px;}
  .nav-actions{gap:8px;}
  .nav-actions .btn-accent{display:none;}
  .page-hero{margin-top:12px;border-radius:14px;}
  .page-hero-inner{padding:32px 22px 30px;}
  .page-hero h1{font-size:28px;}
  .page-hero .hero-actions .btn{flex:1 1 100%;}
  .hero-meta{gap:12px;font-size:13px;}
  .info-strip{grid-template-columns:1fr;}
  .info-item{border-right:0 !important;border-bottom:1px solid var(--c-line);}
  .info-item:last-child{border-bottom:0;}
  .section{padding:44px 0 0;}
  .section-head{margin-bottom:24px;}
  .section-head h2,.prep-text h2{font-size:22px;}
  .tl-item{padding-left:70px;margin-bottom:20px;}
  .tl-num{width:48px;height:48px;font-size:19px;border-radius:12px;}
  .timeline::before{left:23px;}
  .tl-card{padding:18px 18px;}
  .tl-card h3{font-size:18px;}
  .timeline-cta{padding-left:0;flex-direction:column;align-items:stretch;}
  .timeline-cta .hint{text-align:center;}
  .cta-band{margin-top:44px;padding:26px 20px;border-radius:14px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .accordion-button{font-size:16px;padding:16px 18px;}
  .accordion-body{padding:2px 18px 18px;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .page-hero h1{font-size:25px;}
  .page-hero-inner{padding:28px 18px 26px;}
  .nav-pill{padding:6px 13px;font-size:13px;}
  .tl-item{padding-left:0;padding-top:60px;}
  .timeline::before{display:none;}
  .tl-num{position:absolute;left:0;top:0;}
  .tl-card{max-width:100%;}
  .issue-row{padding:18px 16px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#1F5FA9;
  --c-primary-dark:#164A87;
  --c-primary-light:#E8F1FB;
  --c-accent:#F08A24;
  --c-accent-light:#FEF1E2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3E9F1;
  --c-text:#0F1C2E;
  --c-text-2:#5B6B7F;
  --c-text-3:#8A98A8;
  --c-success:#1F9D6B;
  --c-danger:#D9534F;
  --c-info:#2E7FD4;
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-img:10px;
  --sh-1:0 2px 8px rgba(18,56,97,.06);
  --sh-2:0 10px 28px rgba(18,56,97,.12);
  --bs-body-font-family:var(--font);
  --bs-body-color:var(--c-text);
  --bs-body-bg:var(--c-bg);
  --bs-primary:var(--c-primary);
  --bs-border-color:var(--c-line);
  --bs-link-color:var(--c-primary);
  --bs-link-hover-color:var(--c-primary-dark);
  --bs-border-radius:var(--r-card);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 16px}
button,input{font:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-text)}
h1{font-size:42px;line-height:1.25}
h2{font-size:28px;line-height:1.35}
h3{font-size:20px;line-height:1.5;font-weight:600}
h4{font-size:17px;line-height:1.55;font-weight:600}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}

/* ============ 顶部公告条 ============ */
.top-bar{background:var(--c-primary-light);border-bottom:1px solid rgba(31,95,169,.08)}
.top-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:46px}
.top-bar p{margin:0;font-size:14px;line-height:1.6;color:var(--c-primary-dark)}
.top-bar-close{
  flex:0 0 auto;width:30px;height:30px;border:0;border-radius:8px;background:transparent;
  color:var(--c-primary-dark);font-size:14px;cursor:pointer;line-height:1;transition:background-color .2s ease;
}
.top-bar-close:hover{background:rgba(31,95,169,.12)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 2px 12px rgba(18,56,97,.10)}
.header-main{
  display:grid;
  grid-template-columns:auto minmax(260px,1fr) auto;
  align-items:center;
  gap:24px;
  padding:16px 0 14px;
  transition:padding .25s ease;
}
.site-header.is-stuck .header-main{padding:8px 0 8px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--c-text);white-space:nowrap}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-size:16px;font-weight:700;flex:0 0 34px;
}
.brand-text em{font-style:normal;color:var(--c-primary)}

.header-search{
  display:flex;align-items:center;
  height:48px;padding:0 6px 0 16px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
  transition:border-color .2s ease,box-shadow .2s ease,height .25s ease;
}
.site-header.is-stuck .header-search{height:44px}
.header-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,169,.12)}
.header-search form{display:flex;align-items:center;gap:10px;flex:1;height:100%;margin:0}
.search-icon{flex:0 0 18px;width:18px;height:18px;color:var(--c-text-3)}
.header-search input[type="search"]{
  flex:1;min-width:0;height:100%;border:0;background:transparent;outline:none;
  font-size:15px;color:var(--c-text);
}
.header-search input[type="search"]::placeholder{color:var(--c-text-3)}
.search-btn{
  flex:0 0 auto;height:36px;padding:0 20px;border:0;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--c-primary-dark);transform:translateY(-1px)}
.search-btn:active{transform:none}

.header-actions{display:flex;align-items:center;gap:12px}
.btn-outline-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  border:1px solid var(--c-primary);color:var(--c-primary);background:transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-outline-c:hover{background:var(--c-primary-light);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-outline-c:active{transform:none}
.btn-primary-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border:1px solid transparent;border-radius:var(--r-btn);
  background:var(--c-primary);color:#fff;font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary-c:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary-c:active{transform:none;box-shadow:var(--sh-1)}
.btn-accent-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border:1px solid transparent;border-radius:var(--r-btn);
  background:var(--c-accent);color:#fff;font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-accent-c:hover{background:#d9761a;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-accent-c:active{transform:none}
.btn-sm-c{height:38px;padding:0 16px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:var(--c-surface);cursor:pointer;padding:0;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-text)}
.nav-toggle span:nth-child(2){opacity:.7}

.nav-pills-row{display:flex;flex-wrap:wrap;gap:8px;padding:0 0 14px}
.nav-pill{
  display:inline-block;padding:7px 16px;border:1px solid transparent;border-radius:var(--r-pill);
  font-size:14px;color:var(--c-text-2);white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
}
.nav-pill:hover{background:var(--c-surface);color:var(--c-primary);border-color:var(--c-line);transform:translateY(-1px)}
.nav-pill.active{background:var(--c-primary-light);color:var(--c-primary-dark);font-weight:600}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,28,46,.45);z-index:1050;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.nav-drawer{
  display:none;position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);
  background:var(--c-surface);z-index:1060;padding:22px 20px 32px;overflow-y:auto;
  transform:translateX(100%);transition:transform .28s ease;box-shadow:-8px 0 28px rgba(18,56,97,.14);
}
body.drawer-open .nav-drawer{transform:none}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-size:16px;font-weight:700}
.drawer-close{width:34px;height:34px;border:1px solid var(--c-line);border-radius:9px;background:var(--c-surface);cursor:pointer;color:var(--c-text-2)}
.drawer-list li{margin-bottom:6px}
.drawer-list a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:var(--r-btn);
  font-size:15px;color:var(--c-text-2);border:1px solid transparent;
}
.drawer-list a:hover,.drawer-list a.active{background:var(--c-primary-light);color:var(--c-primary-dark);border-color:#d5e5f7;font-weight:600}

/* ============ 页面头部横幅 ============ */
.page-hero{
  position:relative;
  background-image:
    linear-gradient(100deg,rgba(245,248,252,.97) 0%,rgba(232,241,251,.92) 52%,rgba(232,241,251,.68) 100%),
    url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--c-line);
}
.page-hero-inner{padding:64px 0 56px;max-width:860px}
.breadcrumb-line{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--c-text-3);margin-bottom:20px}
.breadcrumb-line a:hover{color:var(--c-primary)}
.breadcrumb-line .sep{color:#C3CDD9}
.page-hero h1{margin-bottom:18px}
.page-hero .hero-lead{font-size:17px;line-height:1.85;color:var(--c-text-2);max-width:720px;margin-bottom:24px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.tag-pill{
  display:inline-block;padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.85);border:1px solid var(--c-line);
  font-size:13px;color:var(--c-text-2);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 通用区块 ============ */
.section{padding:80px 0}
.section-tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;margin-bottom:12px;padding:5px 12px;border-radius:6px;
  background:var(--c-primary-light);color:var(--c-primary-dark);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--c-text-2);font-size:16px;margin:0}

/* ============ 双栏图文 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split + .split{margin-top:72px}
.split-media{position:relative}
.split-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-1)}
.split-media::after{
  content:"";position:absolute;inset:auto -12px -12px auto;width:120px;height:120px;
  border-radius:20px;background:var(--c-primary-light);z-index:-1;
}
.split.reverse .split-media{order:2}
.split-body h3{margin-bottom:14px}
.split-body p{color:var(--c-text-2)}
.point-list{margin-top:22px;display:grid;gap:14px}
.point-item{display:flex;gap:12px;align-items:flex-start}
.point-item .dot{
  flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--c-primary);margin-top:10px;
}
.point-item span{font-size:15px;line-height:1.75;color:var(--c-text-2)}

/* ============ 自查清单 ============ */
.checklist-wrap{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;
  box-shadow:var(--sh-1);padding:40px 44px;
}
.checklist-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.checklist-head h3{font-size:22px;font-weight:700}
.checklist-head span{font-size:14px;color:var(--c-text-3)}
.checklist{display:grid;grid-template-columns:1fr 1fr;gap:16px 32px}
.check-item{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--c-line)}
.check-item:last-child{border-bottom:0}
.tick{
  flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  background:var(--c-primary-light);color:var(--c-primary);
  display:grid;place-items:center;font-size:12px;font-weight:700;margin-top:4px;
}
.check-item p{margin:0;font-size:15px;line-height:1.7;color:var(--c-text-2)}
.check-item p strong{color:var(--c-text);font-weight:600}

/* ============ 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:8px}
.flow-step{position:relative;padding:34px 22px 28px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card)}
.flow-step + .flow-step{margin-left:20px}
.flow-step::before{
  content:"";position:absolute;top:44px;left:-20px;width:20px;height:2px;background:var(--c-line);
}
.flow-step:first-child::before{display:none}
.flow-step .num{
  position:absolute;top:-16px;left:22px;
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
  color:#fff;background:var(--c-primary);
  padding:5px 12px;border-radius:6px;line-height:1.4;
}
.flow-step h4{margin:14px 0 8px;font-size:17px}
.flow-step p{margin:0;font-size:14px;line-height:1.7;color:var(--c-text-2)}
.flow-step:hover{box-shadow:var(--sh-2);transform:translateY(-2px);transition:box-shadow .2s ease,transform .2s ease}
.flow-step{transition:box-shadow .2s ease,transform .2s ease}

/* ============ 风险情形列表 ============ */
.risk-list{display:grid;gap:14px}
.risk-item{
  display:grid;grid-template-columns:minmax(0,300px) 1fr;gap:28px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 28px;transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.risk-item:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#d5e5f7}
.risk-scene{display:flex;align-items:center;gap:12px}
.risk-scene h4{margin:0;font-size:16px;font-weight:600}
.risk-index{
  flex:0 0 30px;width:30px;height:30px;border-radius:9px;
  background:var(--c-primary-light);color:var(--c-primary-dark);
  display:grid;place-items:center;font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.risk-item > p{margin:0;font-size:15px;color:var(--c-text-2)}

/* ============ FAQ ============ */
.faq-shell{display:grid;grid-template-columns:1fr;gap:20px}
.accordion-item{
  border:0;border-radius:12px!important;background:var(--c-surface);
  margin-bottom:12px;box-shadow:var(--sh-1);overflow:hidden;
}
.accordion-button{
  background:var(--c-surface);color:var(--c-text);
  font-size:16px;font-weight:600;line-height:1.6;
  padding:20px 56px 20px 24px;box-shadow:none!important;border:0;
}
.accordion-button:not(.collapsed){color:var(--c-primary);background:var(--c-surface)}
.accordion-button::after{
  content:"";position:absolute;right:26px;top:50%;
  width:9px;height:9px;margin:0;
  border-right:2px solid var(--c-text-3);
  border-bottom:2px solid var(--c-text-3);
  background:none;transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease,border-color .25s ease;
}
.accordion-button:not(.collapsed)::after{border-color:var(--c-primary);transform:translateY(-30%) rotate(-135deg)}
.accordion-body{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--c-text-2)}

/* ============ 信息条与转化 ============ */
.notice-bar{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--c-accent-light);
  border-left:4px solid var(--c-accent);
  border-radius:12px;padding:20px 24px;margin-bottom:32px;
}
.notice-bar .notice-icon{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  background:var(--c-accent);color:#fff;display:grid;place-items:center;
  font-size:13px;font-weight:700;margin-top:2px;
}
.notice-bar p{margin:0;font-size:15px;line-height:1.75;color:#8a4b0f}

.cta-band{
  background:var(--c-primary-light);
  border-left:4px solid var(--c-primary);
  border-radius:18px;
  padding:40px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-band h2{font-size:24px;margin-bottom:10px}
.cta-band p{margin:0;color:var(--c-text-2);font-size:15px;max-width:600px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 页脚 ============ */
.site-footer{background:#EDF3FB;border-top:1px solid var(--c-line);padding:60px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--c-text-2);max-width:330px;margin:0 0 20px}
.footer-social{display:flex;gap:10px}
.footer-social span{
  width:38px;height:38px;border-radius:10px;background:var(--c-surface);border:1px solid var(--c-line);
  color:var(--c-primary);display:grid;place-items:center;font-size:14px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease;
}
.footer-social span:hover{transform:translateY(-2px);box-shadow:var(--sh-1)}
.footer-col h3{font-size:16px;font-weight:600;margin-bottom:18px}
.footer-col ul li{margin-bottom:11px}
.footer-col a{font-size:14px;color:var(--c-text-2);border-bottom:1px solid transparent}
.footer-col a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary)}
.footer-bottom{
  border-top:1px solid var(--c-line);
  padding:20px 0 30px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--c-text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .split{gap:40px}
  .flow{grid-template-columns:repeat(2,1fr);gap:28px}
  .flow-step + .flow-step{margin-left:0}
  .flow-step::before{display:none}
}
@media (max-width:991px){
  h1{font-size:34px}
  h2{font-size:24px}
  .header-main{
    grid-template-columns:1fr auto;
    grid-template-areas:"brand actions" "search search";
    gap:12px;padding:12px 0 12px;
  }
  .site-header.is-stuck .header-main{padding:10px 0}
  .brand-area{grid-area:brand}
  .header-search{grid-area:search;height:46px}
  .site-header.is-stuck .header-search{height:44px}
  .header-actions{grid-area:actions}
  .nav-pills-row{display:none}
  .nav-toggle{display:flex}
  .nav-drawer{display:block}
  .page-hero-inner{padding:48px 0 44px}
  .section{padding:64px 0}
  .section-tight{padding:52px 0}
  .split{grid-template-columns:1fr;gap:28px}
  .split.reverse .split-media{order:0}
  .split + .split{margin-top:52px}
  .checklist{grid-template-columns:1fr}
  .checklist-wrap{padding:30px 26px}
  .risk-item{grid-template-columns:1fr;gap:12px;padding:20px 22px}
  .cta-band{padding:32px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  h1{font-size:30px}
  h2{font-size:22px}
  h3{font-size:18px}
  .container{padding-left:18px;padding-right:18px}
  .top-bar p{font-size:13px}
  .header-search{padding-left:14px}
  .search-btn{padding:0 16px}
  .page-hero h1{font-size:30px}
  .page-hero .hero-lead{font-size:16px}
  .hero-cta .btn-primary-c,.hero-cta .btn-outline-c{width:100%}
  .flow{grid-template-columns:1fr;gap:24px}
  .cta-actions{width:100%}
  .cta-actions .btn-primary-c,.cta-actions .btn-outline-c{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:575px){
  .brand-text{font-size:18px}
  .header-actions .btn-sm-c{display:none}
  .section{padding:52px 0}
  .checklist-wrap{padding:24px 20px}
  .accordion-button{font-size:15px;padding:18px 48px 18px 18px}
  .accordion-body{padding:0 18px 20px}
  .cta-band{border-radius:14px}
}

/* roulang page: category3 */
:root{
  --c-primary:#1F5FA9;
  --c-primary-d:#164A87;
  --c-primary-l:#E8F1FB;
  --c-accent:#F08A24;
  --c-accent-l:#FEF1E2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3E9F1;
  --t-1:#0F1C2E;
  --t-2:#5B6B7F;
  --t-3:#8A98A8;
  --t-inv:#FFFFFF;
  --ok:#1F9D6B;
  --warn:#D9534F;
  --info:#2E7FD4;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-badge:6px;
  --sh-1:0 2px 8px rgba(18,56,97,.06);
  --sh-2:0 10px 28px rgba(18,56,97,.12);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --bs-body-color:#0F1C2E;
  --bs-body-bg:#F5F8FC;
  --bs-primary:#1F5FA9;
  --bs-border-color:#E3E9F1;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--t-1);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 var(--sp-4);}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--t-1);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
.tnum{font-variant-numeric:tabular-nums;}

/* ============ 公告条 ============ */
.topbar{background:var(--c-primary-l);border-bottom:1px solid var(--c-line);font-size:14px;color:var(--c-primary-d);}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);min-height:42px;padding-top:6px;padding-bottom:6px;}
.topbar p{margin:0;display:flex;align-items:center;gap:var(--sp-2);line-height:1.5;}
.topbar .dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex:0 0 auto;}
.topbar-close{background:transparent;border:0;color:var(--c-primary-d);font-size:20px;line-height:1;cursor:pointer;padding:2px 6px;border-radius:6px;}
.topbar-close:hover{background:rgba(31,95,169,.1);}
.topbar.is-hidden{display:none;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(150%) blur(6px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease,padding .25s ease;
}
.site-header.is-stuck{box-shadow:0 2px 12px rgba(18,56,97,.10);}
.header-main{display:flex;align-items:center;gap:var(--sp-5);padding-top:16px;padding-bottom:14px;transition:padding .25s ease;}
.site-header.is-stuck .header-main{padding-top:10px;padding-bottom:9px;}
.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--t-1);flex:0 0 auto;}
.brand:hover{color:var(--t-1);}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(160deg,var(--c-primary),var(--c-primary-d));
  color:#fff;font-size:17px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-1);
}
.brand-text{letter-spacing:.2px;}
.brand-text em{font-style:normal;color:var(--c-primary);}
.search-box{
  flex:1 1 auto;display:flex;align-items:center;gap:var(--sp-2);
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:5px 5px 5px 16px;max-width:620px;box-shadow:var(--sh-1);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,169,.12);}
.search-ico{display:flex;color:var(--t-3);flex:0 0 auto;}
.search-box input{
  flex:1 1 auto;border:0;outline:0;background:transparent;
  font-size:15px;color:var(--t-1);min-width:0;height:38px;
}
.search-box input::placeholder{color:var(--t-3);}
.search-btn{
  flex:0 0 auto;border:0;background:var(--c-primary);color:#fff;
  border-radius:var(--r-pill);height:38px;padding:0 22px;font-size:15px;font-weight:600;
  cursor:pointer;transition:background .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--c-primary-d);transform:translateY(-1px);}
.header-actions{display:flex;align-items:center;gap:var(--sp-3);flex:0 0 auto;}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;color:var(--t-2);display:none;align-items:center;justify-content:center;cursor:pointer;
}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);}
.nav-pills-row{display:flex;flex-wrap:wrap;gap:var(--sp-2);padding-bottom:12px;}
.nav-pill{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-pill);font-size:14.5px;color:var(--t-2);
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.nav-pill:hover{background:var(--c-primary-l);color:var(--c-primary);transform:translateY(-1px);}
.nav-pill.active{background:var(--c-primary-l);color:var(--c-primary);font-weight:600;border-color:rgba(31,95,169,.16);}

/* 移动抽屉 */
.mobile-drawer{
  display:none;position:fixed;inset:0;z-index:1050;background:rgba(15,28,46,.45);
}
.mobile-drawer.open{display:block;}
.drawer-panel{
  position:absolute;top:0;right:0;width:82%;max-width:340px;height:100%;
  background:#fff;padding:var(--sp-5);overflow-y:auto;box-shadow:-8px 0 28px rgba(18,56,97,.18);
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--sp-4);}
.drawer-head h3{font-size:17px;}
.drawer-close{background:transparent;border:0;font-size:22px;line-height:1;color:var(--t-2);cursor:pointer;}
.drawer-panel a{
  display:flex;align-items:center;height:48px;padding:0 12px;border-radius:10px;
  color:var(--t-1);font-size:15px;border-bottom:1px solid var(--c-line);
}
.drawer-panel a.active{color:var(--c-primary);font-weight:600;background:var(--c-primary-l);}

/* ============ 通用按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:all .2s ease;text-align:center;}
.btn-primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary);}
.btn-primary:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:none;box-shadow:var(--sh-1);}
.btn-accent{background:var(--c-accent);color:#fff;border-color:var(--c-accent);}
.btn-accent:hover{background:#d9781a;border-color:#d9781a;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-l);color:var(--c-primary-d);transform:translateY(-1px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}
.link-more{color:var(--c-primary);font-weight:600;font-size:15px;border-bottom:1px dashed transparent;}
.link-more:hover{border-bottom-color:var(--c-primary);}

/* ============ 徽章 / 标签 ============ */
.badge-soft{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;background:var(--c-primary-l);color:var(--c-primary);}
.badge-live{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;background:var(--c-primary);color:#fff;}
.badge-soon{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;background:var(--c-accent-l);color:var(--c-accent);}
.badge-end{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;background:#EEF1F5;color:var(--t-3);}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--c-line);
  background:#0F1C2E url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.90) 48%,rgba(232,241,251,.72) 100%);}
.page-hero .container{position:relative;z-index:2;padding-top:64px;padding-bottom:60px;}
.hero-tagline{margin-bottom:var(--sp-4);display:flex;flex-wrap:wrap;gap:10px;}
.hero-title{font-size:42px;line-height:1.25;font-weight:700;max-width:820px;margin-bottom:var(--sp-4);}
.hero-title em{font-style:normal;color:var(--c-primary);}
.hero-sub{font-size:17px;line-height:1.8;color:var(--t-2);max-width:720px;margin-bottom:var(--sp-6);}
.hero-actions{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-bottom:var(--sp-7);}
.hero-metrics{display:flex;flex-wrap:wrap;gap:var(--sp-6);border-top:1px solid var(--c-line);padding-top:var(--sp-5);}
.metric{min-width:120px;}
.metric-num{font-size:26px;font-weight:700;color:var(--c-primary);line-height:1.2;}
.metric-label{font-size:14px;color:var(--t-2);}
.breadcrumb-line{font-size:14px;color:var(--t-3);margin-bottom:var(--sp-4);}
.breadcrumb-line a{color:var(--t-3);}
.breadcrumb-line a:hover{color:var(--c-primary);}
.breadcrumb-line span{margin:0 6px;}

/* ============ 通用板块 ============ */
.section{padding:80px 0;}
.section-alt{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section-head{max-width:760px;margin-bottom:var(--sp-7);}
.section-head h2{font-size:28px;line-height:1.35;margin-bottom:var(--sp-3);}
.section-head p{color:var(--t-2);margin:0;font-size:16px;}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--c-accent);margin-bottom:var(--sp-2);}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-5);margin-bottom:var(--sp-6);}
.head-row .section-head{margin-bottom:0;}

/* ============ 终端大卡 ============ */
.terminal-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-6);}
.terminal-card{
  background:var(--c-surface);border-radius:var(--r-card);box-shadow:var(--sh-1);
  overflow:hidden;display:flex;flex-direction:column;transition:all .2s ease;
}
.terminal-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.terminal-media{position:relative;aspect-ratio:16/9;overflow:hidden;}
.terminal-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.terminal-card:hover .terminal-media img{transform:scale(1.03);}
.terminal-media .badge-soft{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.92);}
.terminal-body{padding:var(--sp-5) var(--sp-5) var(--sp-6);display:flex;flex-direction:column;flex:1 1 auto;}
.terminal-body h3{font-size:20px;line-height:1.5;margin-bottom:var(--sp-2);}
.terminal-body>p{color:var(--t-2);font-size:15px;margin-bottom:var(--sp-4);}
.spec-list{margin-bottom:var(--sp-5);}
.spec-list li{position:relative;padding-left:22px;font-size:15px;color:var(--t-2);line-height:1.9;}
.spec-list li::before{
  content:"";position:absolute;left:4px;top:13px;width:7px;height:7px;border-radius:50%;
  background:var(--c-primary);opacity:.7;
}
.spec-list li strong{color:var(--t-1);font-weight:600;}
.terminal-body .btn{margin-top:auto;align-self:flex-start;}

/* ============ 对比表 ============ */
.table-wrap{
  background:#fff;border-radius:var(--r-card);box-shadow:var(--sh-1);
  overflow-x:auto;border:1px solid var(--c-line);
}
table.compare{width:100%;min-width:880px;border-collapse:collapse;font-size:15px;}
table.compare thead th{
  background:var(--c-primary-l);color:var(--c-primary-d);font-weight:600;font-size:14.5px;
  text-align:left;padding:16px 18px;white-space:nowrap;
}
table.compare tbody td{padding:16px 18px;border-top:1px solid var(--c-line);color:var(--t-2);vertical-align:top;}
table.compare tbody tr:nth-child(even){background:#FAFCFE;}
table.compare tbody td:first-child{color:var(--t-1);font-weight:600;}
table.compare tbody tr:hover{background:#F3F8FE;}
.table-note{font-size:13px;color:var(--t-3);margin-top:var(--sp-3);}

/* ============ 适配要点 ============ */
.tips-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:var(--sp-7);align-items:start;}
.step-list{border-left:2px solid var(--c-line);padding-left:0;}
.step-item{position:relative;padding:0 0 var(--sp-6) var(--sp-6);}
.step-item:last-child{padding-bottom:0;}
.step-item::before{
  content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--c-primary);
}
.step-num{font-size:13px;font-weight:700;color:var(--c-accent);letter-spacing:.06em;display:block;margin-bottom:4px;}
.step-item h3{font-size:17px;line-height:1.55;margin-bottom:6px;}
.step-item p{margin:0;color:var(--t-2);font-size:15px;}
.side-card{
  background:linear-gradient(180deg,#FFFFFF 0%,#F7FBFF 100%);
  border:1px solid var(--c-line);border-left:4px solid var(--c-primary);
  border-radius:var(--r-card);padding:var(--sp-5);box-shadow:var(--sh-1);
}
.side-card h3{font-size:17px;margin-bottom:var(--sp-3);}
.side-card ul li{font-size:14.5px;color:var(--t-2);padding:9px 0;border-bottom:1px dashed var(--c-line);display:flex;justify-content:space-between;gap:var(--sp-3);}
.side-card ul li:last-child{border-bottom:0;}
.side-card ul li b{color:var(--t-1);font-weight:600;}
.side-card .btn{margin-top:var(--sp-4);}

/* ============ 图文区块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-8);align-items:center;}
.split-media img{border-radius:var(--r-card);box-shadow:var(--sh-2);width:100%;aspect-ratio:16/11;object-fit:cover;}
.split-body h2{font-size:28px;line-height:1.35;margin-bottom:var(--sp-4);}
.split-body p{color:var(--t-2);}
.check-list{margin:var(--sp-4) 0 var(--sp-5);}
.check-list li{position:relative;padding-left:30px;font-size:15px;color:var(--t-2);line-height:1.95;}
.check-list li::before{
  content:"✓";position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:6px;
  background:var(--c-primary-l);color:var(--c-primary);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}

/* ============ FAQ ============ */
.accordion-custom .accordion-item{
  background:#fff;border:0;border-radius:12px;box-shadow:var(--sh-1);margin-bottom:12px;overflow:hidden;
}
.accordion-custom .accordion-button{
  background:#fff;color:var(--t-1);font-size:16px;font-weight:600;padding:20px 22px;
  box-shadow:none;border-radius:12px;line-height:1.6;
}
.accordion-custom .accordion-button:not(.collapsed){color:var(--c-primary);background:#fff;}
.accordion-custom .accordion-button:focus{box-shadow:0 0 0 3px rgba(31,95,169,.14);border-color:transparent;}
.accordion-custom .accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%231F5FA9'%3E%3Cpath d='M8 11.5 1.8 5.3l1.4-1.4L8 8.7l4.8-4.8 1.4 1.4z'/%3E%3C/svg%3E");
  background-size:14px;width:14px;height:14px;transition:transform .25s ease;
}
.accordion-custom .accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%231F5FA9'%3E%3Cpath d='M8 11.5 1.8 5.3l1.4-1.4L8 8.7l4.8-4.8 1.4 1.4z'/%3E%3C/svg%3E");
}
.accordion-custom .accordion-body{padding:0 22px 20px;color:var(--t-2);font-size:15px;line-height:1.85;}

/* ============ CTA 横条 ============ */
.cta-band{
  background:var(--c-primary-l);border-radius:18px;padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-6);flex-wrap:wrap;
  border:1px solid rgba(31,95,169,.12);
}
.cta-band h2{font-size:24px;line-height:1.4;margin-bottom:8px;}
.cta-band p{margin:0;color:var(--t-2);font-size:15px;max-width:620px;}
.cta-band .cta-actions{display:flex;gap:var(--sp-3);flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:#F0F6FD;border-top:1px solid var(--c-line);padding-top:64px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--sp-7);padding-bottom:var(--sp-7);}
.footer-brand .brand{margin-bottom:var(--sp-4);}
.footer-brand p{color:var(--t-2);font-size:14.5px;max-width:320px;}
.footer-social{display:flex;gap:10px;margin-top:var(--sp-4);}
.footer-social span{
  width:36px;height:36px;border-radius:10px;background:#fff;border:1px solid var(--c-line);
  color:var(--c-primary);font-size:14px;font-weight:600;
  display:flex;align-items:center;justify-content:center;transition:all .2s ease;cursor:default;
}
.footer-social span:hover{border-color:var(--c-primary);box-shadow:var(--sh-1);transform:translateY(-1px);}
.footer-col h3{font-size:16px;margin-bottom:var(--sp-4);color:var(--t-1);}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{font-size:14.5px;color:var(--t-2);}
.footer-col ul a:hover{color:var(--c-primary);}
.footer-bottom{
  border-top:1px solid var(--c-line);padding:20px 0 24px;
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);flex-wrap:wrap;
  font-size:13px;color:var(--t-3);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .hero-title{font-size:36px;}
  .section{padding:72px 0;}
}
@media (max-width:991.98px){
  .header-main{flex-wrap:wrap;gap:var(--sp-4);}
  .search-box{order:3;flex:1 1 100%;max-width:none;}
  .icon-btn{display:inline-flex;}
  .nav-pills-row{display:none;}
  .hero-title{font-size:32px;}
  .hero-sub{font-size:16px;}
  .page-hero .container{padding-top:48px;padding-bottom:44px;}
  .section{padding:64px 0;}
  .terminal-grid{grid-template-columns:1fr;}
  .tips-layout{grid-template-columns:1fr;gap:var(--sp-6);}
  .split{grid-template-columns:1fr;gap:var(--sp-6);}
  .split-media{order:-1;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--sp-6);}
}
@media (max-width:767.98px){
  .container{padding-left:18px;padding-right:18px;}
  body{font-size:15.5px;}
  .hero-title{font-size:28px;}
  .hero-sub{font-size:15.5px;}
  .section{padding:56px 0;}
  .section-head h2,.split-body h2{font-size:22px;}
  .head-row{flex-direction:column;align-items:flex-start;}
  .hero-metrics{gap:var(--sp-5);}
  .metric{min-width:calc(50% - 12px);}
  .terminal-body{padding:var(--sp-4) var(--sp-4) var(--sp-5);}
  .terminal-body h3{font-size:18px;}
  .cta-band{padding:32px 24px;}
  .cta-band h2{font-size:20px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:575.98px){
  .brand{font-size:18px;}
  .brand-mark{width:32px;height:32px;font-size:15px;}
  .search-btn{padding:0 16px;}
  .hero-title{font-size:25px;}
  .hero-actions .btn{width:100%;}
  .metric{min-width:100%;}
  .accordion-custom .accordion-button{font-size:15px;padding:16px 16px;}
  .accordion-custom .accordion-body{padding:0 16px 16px;}
  .btn{height:44px;}
}

/* roulang page: category4 */
:root{
  --c-primary:#1F5FA9;
  --c-primary-dark:#164A87;
  --c-primary-light:#E8F1FB;
  --c-accent:#F08A24;
  --c-accent-light:#FEF1E2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3E9F1;
  --t-main:#0F1C2E;
  --t-sub:#5B6B7F;
  --t-weak:#8A98A8;
  --t-invert:#FFFFFF;
  --c-success:#1F9D6B;
  --c-danger:#D9534F;
  --c-info:#2E7FD4;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-badge:6px;
  --r-img:10px;
  --sh-1:0 2px 8px rgba(18,56,97,.06);
  --sh-2:0 10px 28px rgba(18,56,97,.12);
  --c-primary-a12:rgba(31,95,169,.12);

  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --bs-body-color:#0F1C2E;
  --bs-body-bg:#F5F8FC;
  --bs-primary:#1F5FA9;
  --bs-border-color:#E3E9F1;
  --bs-link-color:#1F5FA9;
  --bs-link-hover-color:#164A87;
  --bs-border-radius:14px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--t-main);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--c-primary);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ 顶部公告条 ============ */
.topbar{
  background:var(--c-primary-light);
  border-bottom:1px solid var(--c-line);
  font-size:14px;
  color:var(--c-primary-dark);
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:42px;
}
.topbar-text{
  display:flex;align-items:center;gap:8px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.topbar-text::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--c-accent);flex:0 0 6px;
}
.topbar-close{
  border:0;background:transparent;color:var(--c-primary-dark);
  font-size:18px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:6px;
  transition:background .2s ease;
}
.topbar-close:hover{background:rgba(31,95,169,.12);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease,padding .2s ease;
}
.site-header.is-stuck{box-shadow:0 2px 12px rgba(18,56,97,.10);}
.nav-main{padding:16px 0 10px;transition:padding .2s ease;}
.site-header.is-stuck .nav-main{padding:8px 0 6px;}
.nav-wrap{
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(160deg,var(--c-primary),var(--c-primary-dark));
  color:#fff;font-size:17px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(31,95,169,.28);
}
.brand-text{font-size:20px;font-weight:700;color:var(--t-main);letter-spacing:.2px;}
.brand-text em{font-style:normal;color:var(--c-primary);}

.search-box{
  flex:1 1 auto;display:flex;align-items:center;
  background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  padding:4px 4px 4px 16px;
  max-width:560px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px var(--c-primary-a12);
}
.search-icon{color:var(--t-weak);font-size:14px;margin-right:10px;}
.search-box input{
  flex:1 1 auto;border:0;outline:none;background:transparent;
  font-size:15px;height:38px;color:var(--t-main);
}
.search-box input::placeholder{color:var(--t-weak);}
.search-btn{
  border:0;height:38px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;
  cursor:pointer;transition:background .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--c-primary-dark);}
.search-btn:active{transform:translateY(1px);}

.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);
  background:#fff;color:var(--t-sub);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:all .2s ease;
}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);}

.nav-pills-wrap{
  border-top:1px solid var(--c-line);
  background:#fff;
}
.site-header.is-stuck .nav-pills-wrap{display:none;}
.nav-pills-row{
  display:flex;align-items:center;gap:8px;
  overflow-x:auto;padding:10px 0;scrollbar-width:none;
}
.nav-pills-row::-webkit-scrollbar{display:none;}
.nav-pill{
  flex:0 0 auto;
  padding:8px 16px;border-radius:var(--r-pill);
  font-size:14px;color:var(--t-sub);background:transparent;
  transition:all .2s ease;white-space:nowrap;
}
.nav-pill:hover{background:var(--c-primary-light);color:var(--c-primary);transform:translateY(-1px);}
.nav-pill.active{background:var(--c-primary-light);color:var(--c-primary);font-weight:600;}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--c-line);
  background:#fff;
  padding:8px 0 14px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:flex;align-items:center;height:48px;padding:0 8px;
  border-bottom:1px solid var(--c-line);font-size:15px;color:var(--t-sub);
}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.active{color:var(--c-primary);font-weight:600;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-accent{background:var(--c-accent);color:#fff;}
.btn-accent:hover{background:#d9781a;color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(240,138,36,.28);}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-light);color:var(--c-primary-dark);border-color:var(--c-primary-dark);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-link{
  background:none;border:0;padding:0;height:auto;
  color:var(--c-primary);font-weight:600;font-size:15px;
  display:inline-flex;align-items:center;gap:6px;
}
.btn-link:hover{text-decoration:underline;color:var(--c-primary-dark);}
.btn:focus-visible,.btn-link:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

/* ============ 通用标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-badge);
  font-size:13px;line-height:1.5;font-weight:600;
}
.badge-cat{background:var(--c-primary-light);color:var(--c-primary);}
.badge-live{background:var(--c-primary);color:#fff;}
.badge-soon{background:var(--c-accent-light);color:var(--c-accent);}
.badge-muted{background:#EEF1F5;color:var(--t-weak);}

/* ============ 面包屑 ============ */
.crumb{padding:20px 0 0;}
.crumb ol{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--t-weak);flex-wrap:wrap;}
.crumb li::after{content:"/";margin-left:8px;color:#C6CFDB;}
.crumb li:last-child::after{content:"";}
.crumb a{color:var(--t-weak);}
.crumb a:hover{color:var(--c-primary);}

/* ============ Hero ============ */
.page-hero{
  margin-top:20px;
  border-radius:18px;
  overflow:hidden;
  position:relative;
  background:
    linear-gradient(105deg,rgba(255,255,255,.94) 0%,rgba(255,255,255,.86) 48%,rgba(232,241,251,.72) 100%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.page-hero-inner{
  padding:56px 48px;
  max-width:760px;
}
.page-hero h1{
  font-size:42px;line-height:1.25;font-weight:700;letter-spacing:-.4px;
  margin-bottom:16px;
}
.page-hero h1 span{color:var(--c-primary);}
.page-hero p{
  font-size:17px;color:var(--t-sub);line-height:1.8;max-width:620px;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;
}
.hero-meta .badge{font-weight:500;}

/* ============ 主体两栏 ============ */
.main-body{padding:56px 0 8px;}
.layout{
  display:grid;
  grid-template-columns:264px minmax(0,1fr);
  gap:40px;
  align-items:start;
}

/* 粘性目录 */
.toc{
  position:sticky;top:104px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:20px 18px;
  box-shadow:var(--sh-1);
}
.toc h2{
  font-size:14px;font-weight:700;color:var(--t-weak);
  letter-spacing:.6px;margin-bottom:14px;
}
.toc-list li+li{margin-top:4px;}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:9px 10px;border-radius:9px;
  font-size:14px;color:var(--t-sub);
  transition:all .2s ease;
}
.toc-list a i{font-size:12px;color:var(--t-weak);width:14px;text-align:center;}
.toc-list a:hover{background:var(--c-bg);color:var(--c-primary);}
.toc-list a:hover i{color:var(--c-primary);}
.toc-help{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--t-weak);line-height:1.7;
}
.toc-help .btn{width:100%;margin-top:12px;}

/* ============ FAQ 分组 ============ */
.faq-group{
  background:var(--c-surface);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:26px 26px 12px;
  margin-bottom:24px;
  scroll-margin-top:110px;
}
.faq-group-head{
  display:flex;align-items:flex-start;gap:14px;
  padding-bottom:18px;margin-bottom:6px;
  border-bottom:1px solid var(--c-line);
}
.faq-group-icon{
  width:40px;height:40px;border-radius:11px;flex:0 0 40px;
  background:var(--c-primary-light);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.faq-group-head h2{font-size:20px;font-weight:700;line-height:1.5;}
.faq-group-head p{font-size:14px;color:var(--t-sub);margin-top:4px;}

.accordion-item{
  border:0!important;
  background:transparent;
  border-bottom:1px solid var(--c-line)!important;
}
.accordion-item:last-child{border-bottom:0!important;}
.accordion-button{
  --bs-accordion-btn-icon:none;
  --bs-accordion-btn-active-icon:none;
  --bs-accordion-btn-focus-box-shadow:none;
  background:transparent!important;
  box-shadow:none!important;
  padding:18px 44px 18px 0;
  font-size:16px;font-weight:600;color:var(--t-main);
  line-height:1.6;
}
.accordion-button::after{
  content:"";
  width:10px;height:10px;
  border-right:2px solid var(--t-weak);
  border-bottom:2px solid var(--t-weak);
  background-image:none!important;
  transform:rotate(45deg);
  transition:transform .25s ease,border-color .25s ease;
  position:absolute;right:14px;top:50%;
  margin:0;margin-top:-7px;
}
.accordion-button:not(.collapsed){color:var(--c-primary);}
.accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
  border-color:var(--c-primary);
}
.accordion-button:hover{color:var(--c-primary);}
.accordion-body{
  padding:0 40px 20px 0;
  font-size:15px;color:var(--t-sub);line-height:1.85;
}
.accordion-body strong{color:var(--t-main);font-weight:600;}
.accordion-body ol{list-style:decimal;padding-left:20px;margin-top:8px;}
.accordion-body li{margin-bottom:6px;}

/* ============ 自查清单 ============ */
.self-check{
  background:var(--c-surface);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:32px;
  margin-bottom:24px;
}
.section-head{margin-bottom:22px;}
.section-head h2{font-size:28px;font-weight:700;line-height:1.35;}
.section-head p{font-size:15px;color:var(--t-sub);margin-top:8px;max-width:720px;}
.check-list{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.check-item{
  display:flex;gap:12px;
  padding:16px 18px;border-radius:12px;
  background:var(--c-bg);border:1px solid var(--c-line);
  transition:all .2s ease;
}
.check-item:hover{box-shadow:var(--sh-1);transform:translateY(-2px);border-color:#D3DDE9;}
.check-item i{
  color:var(--c-success);font-size:16px;margin-top:4px;flex:0 0 auto;
}
.check-item h3{font-size:16px;font-weight:600;margin-bottom:4px;}
.check-item p{font-size:14px;color:var(--t-sub);line-height:1.7;}

/* ============ 提示信息条 ============ */
.notice-bar{
  display:flex;align-items:flex-start;gap:16px;
  background:var(--c-accent-light);
  border-left:4px solid var(--c-accent);
  border-radius:12px;
  padding:22px 24px;
  margin-bottom:40px;
}
.notice-bar i{color:var(--c-accent);font-size:20px;margin-top:3px;}
.notice-bar h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.notice-bar p{font-size:14.5px;color:#8A5A22;line-height:1.75;}
.notice-bar .btn{margin-top:14px;}

/* ============ 相关栏目推荐 ============ */
.related{padding:8px 0 0;}
.related-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.related-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:all .2s ease;
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.related-card .thumb{
  aspect-ratio:16/9;overflow:hidden;background:var(--c-bg);
}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.related-card:hover .thumb img{transform:scale(1.04);}
.related-card .body{padding:20px 22px 22px;}
.related-card h3{font-size:19px;font-weight:700;line-height:1.5;margin-bottom:8px;transition:color .2s ease;}
.related-card:hover h3{color:var(--c-primary);}
.related-card p{font-size:14.5px;color:var(--t-sub);line-height:1.75;}
.related-card .foot{
  margin-top:16px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--t-weak);
}

/* ============ CTA 通栏 ============ */
.cta-band{
  margin:56px 0 72px;
  background:linear-gradient(120deg,var(--c-primary-light),#F3F8FE);
  border:1px solid #D8E6F6;
  border-radius:18px;
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
}
.cta-band h2{font-size:24px;font-weight:700;line-height:1.4;margin-bottom:8px;}
.cta-band p{font-size:15px;color:var(--t-sub);max-width:620px;}
.cta-band .actions{display:flex;gap:12px;flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{
  background:#EEF4FA;
  border-top:1px solid var(--c-line);
  padding:56px 0 24px;
  margin-top:8px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand .brand{font-size:18px;}
.footer-brand p{
  font-size:14px;color:var(--t-sub);line-height:1.8;margin-top:14px;max-width:320px;
}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social span{
  width:36px;height:36px;border-radius:10px;
  background:#fff;border:1px solid var(--c-line);
  color:var(--c-primary);font-size:14px;font-weight:600;
  display:flex;align-items:center;justify-content:center;
  transition:all .2s ease;cursor:default;
}
.footer-social span:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary);}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--t-main);}
.footer-col li+li{margin-top:10px;}
.footer-col a{font-size:14px;color:var(--t-sub);transition:color .2s ease;}
.footer-col a:hover{color:var(--c-primary);}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid #DDE6F0;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--t-weak);flex-wrap:wrap;
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .page-hero h1{font-size:36px;}
  .layout{grid-template-columns:236px minmax(0,1fr);gap:28px;}
}
@media (max-width:991.98px){
  .nav-wrap{gap:14px;}
  .search-box{max-width:none;}
  .layout{grid-template-columns:minmax(0,1fr);gap:24px;}
  .toc{
    position:static;padding:16px 16px 14px;
  }
  .toc h2{margin-bottom:10px;}
  .toc-list{
    display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none;
  }
  .toc-list::-webkit-scrollbar{display:none;}
  .toc-list li+li{margin-top:0;}
  .toc-list li{flex:0 0 auto;}
  .toc-list a{
    background:var(--c-bg);border:1px solid var(--c-line);
    border-radius:var(--r-pill);padding:8px 14px;white-space:nowrap;font-size:13.5px;
  }
  .toc-help{display:none;}
  .page-hero-inner{padding:44px 32px;}
  .page-hero h1{font-size:32px;}
  .section-head h2{font-size:24px;}
  .check-list{grid-template-columns:minmax(0,1fr);}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:767.98px){
  .container{padding:0 18px;}
  .nav-main{padding:12px 0 8px;}
  .nav-wrap{flex-wrap:wrap;}
  .brand-text{font-size:18px;}
  .brand-mark{width:32px;height:32px;font-size:15px;}
  .search-box{display:none;}
  .nav-wrap.search-open .brand,
  .nav-wrap.search-open .nav-actions{display:none;}
  .nav-wrap.search-open .search-box{
    display:flex;width:100%;order:3;max-width:none;
  }
  .page-hero{margin-top:14px;border-radius:14px;}
  .page-hero-inner{padding:34px 22px;}
  .page-hero h1{font-size:27px;letter-spacing:0;}
  .page-hero p{font-size:15px;}
  .main-body{padding:36px 0 0;}
  .faq-group{padding:20px 18px 8px;border-radius:12px;}
  .faq-group-head h2{font-size:18px;}
  .faq-group-head p{font-size:13.5px;}
  .accordion-button{font-size:15.5px;padding:16px 36px 16px 0;}
  .accordion-body{padding-right:8px;font-size:14.5px;}
  .self-check{padding:22px 18px;}
  .section-head h2{font-size:22px;}
  .notice-bar{padding:18px;gap:12px;}
  .cta-band{margin:40px 0 52px;border-radius:14px;padding:26px 20px;}
  .cta-band h2{font-size:20px;}
  .cta-band .actions{width:100%;}
  .cta-band .actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .site-footer{padding:40px 0 20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:24px;}
  .topbar-text{font-size:13px;}
  .search-btn{padding:0 14px;}
  .related-card h3{font-size:17px;}
}

/* roulang page: category5 */
/* ============ 设计变量 ============ */
:root{
  --c-primary:#1F5FA9;
  --c-primary-dark:#164A87;
  --c-primary-light:#E8F1FB;
  --c-accent:#F08A24;
  --c-accent-light:#FEF1E2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3E9F1;
  --t-main:#0F1C2E;
  --t-sub:#5B6B7F;
  --t-weak:#8A98A8;
  --t-inv:#FFFFFF;
  --c-success:#1F9D6B;
  --c-danger:#D9534F;
  --c-info:#2E7FD4;

  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-badge:6px;
  --r-img:10px;

  --sh-1:0 2px 8px rgba(18,56,97,.06);
  --sh-2:0 10px 28px rgba(18,56,97,.12);
  --sh-3:0 2px 12px rgba(18,56,97,.10);

  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px;
  --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;

  --ff:-apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;

  /* Bootstrap 变量覆盖 */
  --bs-body-font-family:var(--ff);
  --bs-body-color:var(--t-main);
  --bs-body-bg:var(--c-bg);
  --bs-primary:var(--c-primary);
  --bs-primary-rgb:31,95,169;
  --bs-border-color:var(--c-line);
  --bs-link-color:var(--c-primary);
  --bs-link-hover-color:var(--c-primary-dark);
  --bs-border-radius:var(--r-card);
  --bs-body-line-height:1.75;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff);
  font-size:16px;
  line-height:1.75;
  color:var(--t-main);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:focus-visible,button:focus-visible,input:focus-visible,.accordion-button:focus-visible{
  outline:2px solid var(--c-primary);
  outline-offset:2px;
  border-radius:6px;
}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font:inherit;}
h1,h2,h3,h4,h5{margin:0;line-height:1.35;}
p{margin:0;}
::selection{background:var(--c-primary-light);color:var(--c-primary-dark);}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1248px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){ .container{max-width:1288px;} }

/* ============ 顶栏公告条 ============ */
.topbar{
  background:var(--c-primary-light);
  border-bottom:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-primary-dark);
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:40px;padding-top:6px;padding-bottom:6px;
}
.topbar-inner p{display:flex;align-items:center;gap:8px;line-height:1.5;}
.topbar .dot{
  width:7px;height:7px;border-radius:50%;background:var(--c-accent);
  flex:0 0 auto;box-shadow:0 0 0 3px rgba(240,138,36,.18);
}
.topbar-close{
  width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;line-height:1;color:var(--c-primary-dark);
  transition:background .2s ease;
}
.topbar-close:hover{background:rgba(31,95,169,.12);}
.topbar.is-hidden{display:none;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:var(--sh-3);}
.header-top{
  display:flex;align-items:center;gap:20px;
  padding-top:16px;padding-bottom:16px;
  transition:padding .25s ease;
}
.site-header.scrolled .header-top{padding-top:8px;padding-bottom:8px;}

.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(150deg,var(--c-primary) 0%,var(--c-primary-dark) 100%);
  color:#fff;font-size:17px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(31,95,169,.28);
}
.brand-text{font-size:20px;font-weight:700;color:var(--t-main);letter-spacing:.2px;}
.brand-text em{font-style:normal;color:var(--c-primary);}

.search-box{
  flex:1 1 auto;max-width:560px;position:relative;
  display:flex;align-items:center;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  padding:4px 4px 4px 16px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.search-box:focus-within{
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(31,95,169,.12);
}
.search-box svg{width:18px;height:18px;flex:0 0 auto;color:var(--t-weak);}
.search-box input{
  flex:1 1 auto;border:0;background:transparent;outline:none;
  height:40px;padding:0 12px;font-size:14px;color:var(--t-main);min-width:0;
}
.search-box input::placeholder{color:var(--t-weak);}
.search-box button{
  flex:0 0 auto;height:38px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;
  transition:background .2s ease;
}
.search-box button:hover{background:var(--c-primary-dark);}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn-outline-sm{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;
  border:1px solid var(--c-primary);border-radius:var(--r-pill);
  color:var(--c-primary);font-size:14px;font-weight:600;white-space:nowrap;
  transition:background .2s ease, color .2s ease, transform .2s ease;
}
.btn-outline-sm:hover{background:var(--c-primary-light);transform:translateY(-1px);}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);color:var(--t-sub);background:var(--c-surface);
  transition:color .2s ease, border-color .2s ease, transform .2s ease;
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-1px);}
.icon-btn svg{width:18px;height:18px;}

.nav-row{padding-bottom:12px;}
.nav-pills-row{
  display:flex;align-items:center;gap:10px;
  overflow-x:auto;scrollbar-width:none;padding-bottom:2px;
}
.nav-pills-row::-webkit-scrollbar{display:none;}
.nav-pill{
  flex:0 0 auto;display:inline-flex;align-items:center;
  height:36px;padding:0 16px;border-radius:var(--r-pill);
  font-size:14px;color:var(--t-sub);background:transparent;
  border:1px solid transparent;white-space:nowrap;
  transition:background .2s ease, color .2s ease, transform .2s ease, border-color .2s ease;
}
.nav-pill:hover{background:var(--c-primary-light);color:var(--c-primary);transform:translateY(-1px);}
.nav-pill.active{
  background:var(--c-primary-light);color:var(--c-primary);
  font-weight:600;border-color:rgba(31,95,169,.18);
}

.hamburger{display:none;}
.mobile-search-toggle{display:none;}

/* 移动端搜索行 */
.mobile-search{
  display:none;
  padding:0 0 12px;
}
.mobile-search.open{display:block;}
.mobile-search .search-box{max-width:none;}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,28,46,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease, visibility .25s ease;
  z-index:1050;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);
  background:var(--c-surface);z-index:1060;
  transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;box-shadow:-8px 0 28px rgba(15,28,46,.16);
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;border-bottom:1px solid var(--c-line);
  font-size:15px;font-weight:700;color:var(--t-main);
}
.drawer-close{
  width:32px;height:32px;border-radius:8px;font-size:20px;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;color:var(--t-sub);
}
.drawer-close:hover{background:var(--c-primary-light);color:var(--c-primary);}
.drawer-nav{padding:8px 0;overflow-y:auto;}
.drawer-nav a{
  display:flex;align-items:center;height:48px;padding:0 20px;
  font-size:15px;color:var(--t-sub);border-left:3px solid transparent;
}
.drawer-nav a:hover{background:var(--c-primary-light);color:var(--c-primary);}
.drawer-nav a.active{
  color:var(--c-primary);font-weight:600;
  background:var(--c-primary-light);border-left-color:var(--c-primary);
}

/* ============ 按钮 / 徽章 / 标签 ============ */
.btn-main,.btn-accent,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn-main{background:var(--c-primary);color:#fff;box-shadow:0 4px 14px rgba(31,95,169,.22);}
.btn-main:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-main:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-accent{background:var(--c-accent);color:#fff;box-shadow:0 4px 14px rgba(240,138,36,.26);}
.btn-accent:hover{background:#DA7A18;color:#fff;transform:translateY(-1px);box-shadow:0 10px 26px rgba(240,138,36,.3);}
.btn-accent:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--c-primary);border:1px solid var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-light);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}

.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 9px;
  border-radius:var(--r-badge);font-size:13px;font-weight:600;line-height:1;
  letter-spacing:.2px;
}
.badge-live{background:var(--c-primary);color:#fff;}
.badge-soon{background:var(--c-accent-light);color:#C46A0F;}
.badge-end{background:#EEF1F5;color:var(--t-weak);}
.badge-tag{background:var(--c-primary-light);color:var(--c-primary);font-weight:500;}

.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;letter-spacing:1.2px;
  color:var(--c-primary);text-transform:uppercase;
}
.eyebrow::before{content:"";width:16px;height:2px;border-radius:2px;background:var(--c-accent);}

/* ============ 页头横幅 ============ */
.page-hero{
  position:relative;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  padding:52px 0 56px;
  border-bottom:1px solid var(--c-line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.92) 45%,rgba(232,241,251,.78) 100%);
}
.page-hero .container{position:relative;z-index:1;}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--t-weak);margin-bottom:18px;flex-wrap:wrap;}
.crumb a{color:var(--t-weak);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#C3CDD9;}
.crumb .current{color:var(--t-sub);}
.page-hero h1{
  font-size:42px;font-weight:700;line-height:1.25;
  margin:14px 0 16px;max-width:880px;letter-spacing:-.3px;
}
.page-hero .lede{
  font-size:17px;color:var(--t-sub);max-width:760px;line-height:1.8;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:26px;
  padding-top:22px;border-top:1px dashed var(--c-line);
}
.hero-meta li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--t-sub);}
.hero-meta li strong{color:var(--t-main);font-weight:700;font-variant-numeric:tabular-nums;}
.hero-meta li::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);
  flex:0 0 auto;
}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section-tight{padding:56px 0;}
.section-head{margin-bottom:36px;max-width:760px;}
.section-head h2{font-size:28px;font-weight:700;margin:12px 0 12px;letter-spacing:-.2px;}
.section-head p{font-size:15px;color:var(--t-sub);}

/* ============ 下期预告卡 ============ */
.next-card{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:0;background:var(--c-surface);border-radius:var(--r-card);
  box-shadow:var(--sh-2);overflow:hidden;
}
.next-media{position:relative;min-height:340px;background:#DDE7F2;}
.next-media img{width:100%;height:100%;object-fit:cover;}
.badge-float{position:absolute;top:16px;left:16px;box-shadow:0 4px 12px rgba(15,28,46,.18);}
.media-strip{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(255,255,255,.94);
  border-radius:10px;padding:10px 14px;
  font-size:14px;font-weight:600;color:var(--t-main);
  display:flex;align-items:center;gap:8px;
  backdrop-filter:blur(4px);
}
.media-strip span{color:var(--c-primary);font-variant-numeric:tabular-nums;}
.next-body{padding:36px 40px;display:flex;flex-direction:column;}
.next-body h2{font-size:26px;font-weight:700;margin:14px 0 12px;line-height:1.4;}
.next-body > p{font-size:15px;color:var(--t-sub);}
.meta-list{margin:20px 0 0;display:grid;gap:10px;}
.meta-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;color:var(--t-sub);
}
.meta-list li svg{width:16px;height:16px;color:var(--c-primary);flex:0 0 auto;margin-top:4px;}
.meta-list li strong{color:var(--t-main);font-weight:600;}

.countdown-wrap{
  margin:22px 0 0;padding:18px 20px;border-radius:12px;
  background:var(--c-bg);border:1px solid var(--c-line);
}
.countdown-title{
  font-size:13px;color:var(--t-weak);margin-bottom:12px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.countdown-title strong{color:var(--c-primary);font-weight:600;font-size:13px;}
.countdown{display:flex;align-items:center;gap:8px;}
.cd-cell{
  flex:1 1 0;min-width:0;
  background:var(--c-primary-light);border-radius:10px;
  padding:10px 4px;text-align:center;
}
.cd-num{
  display:block;font-size:26px;font-weight:700;color:var(--c-primary-dark);
  line-height:1.1;font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
}
.cd-label{display:block;font-size:12px;color:var(--t-sub);margin-top:4px;}
.cd-sep{color:#B9C7D8;font-weight:700;font-size:18px;}

.next-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.next-note{font-size:13px;color:var(--t-weak);margin-top:14px;}

/* ============ 用法板块（两列不对称） ============ */
.usage-grid{
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:32px;align-items:stretch;
}
.usage-visual{
  background:var(--c-surface);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;
}
.usage-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.usage-visual-body{padding:24px 26px 28px;}
.usage-visual-body h3{font-size:20px;font-weight:600;margin-bottom:10px;}
.usage-visual-body p{font-size:15px;color:var(--t-sub);}
.usage-stats{
  display:flex;gap:28px;margin-top:20px;padding-top:18px;
  border-top:1px solid var(--c-line);
}
.usage-stats div strong{
  display:block;font-size:24px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.usage-stats div span{font-size:13px;color:var(--t-weak);}

.usage-list{display:grid;gap:14px;}
.usage-item{
  display:grid;grid-template-columns:44px minmax(0,1fr);
  gap:18px;background:var(--c-surface);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);border:1px solid transparent;
  transition:box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.usage-item:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:var(--c-line);}
.usage-idx{
  width:44px;height:44px;border-radius:12px;
  background:var(--c-primary-light);color:var(--c-primary);
  font-size:17px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.usage-item h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.usage-item p{font-size:14.5px;color:var(--t-sub);}

/* ============ 公告时间轴 ============ */
.timeline-wrap{background:var(--c-bg);}
.month-group{margin-bottom:40px;}
.month-group:last-child{margin-bottom:0;}
.month-title{
  display:flex;align-items:center;gap:14px;
  font-size:17px;font-weight:700;color:var(--t-main);
  margin-bottom:20px;
}
.month-title .m-chip{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:var(--r-pill);background:var(--c-primary);color:#fff;
  font-size:14px;font-weight:600;
}
.month-title .m-line{flex:1 1 auto;height:1px;background:var(--c-line);}
.month-title small{font-size:13px;font-weight:400;color:var(--t-weak);}

.notice-list{display:grid;gap:12px;}
.notice-item{
  display:grid;grid-template-columns:78px minmax(0,1fr);
  gap:20px;background:var(--c-surface);border-radius:var(--r-card);
  padding:20px 24px;box-shadow:var(--sh-1);
  border-left:3px solid transparent;
  transition:box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.notice-item:hover{
  box-shadow:var(--sh-2);transform:translateY(-2px);
  border-left-color:var(--c-primary);
}
.date-block{
  width:78px;border-radius:10px;background:var(--c-primary-light);
  text-align:center;padding:10px 6px;align-self:start;
}
.date-block .d-day{
  display:block;font-size:22px;font-weight:700;color:var(--c-primary-dark);
  line-height:1.15;font-variant-numeric:tabular-nums;
}
.date-block .d-mon{display:block;font-size:12px;color:var(--c-primary);margin-top:2px;}
.notice-head{
  display:flex;align-items:flex-start;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
}
.notice-head h3{font-size:17px;font-weight:600;line-height:1.5;}
.notice-item p{font-size:14.5px;color:var(--t-sub);margin-top:8px;}
.notice-foot{
  display:flex;align-items:center;gap:16px;margin-top:12px;flex-wrap:wrap;
  font-size:13px;color:var(--t-weak);
}
.notice-foot a{color:var(--c-primary);border-bottom:1px dashed var(--c-primary);}
.notice-foot a:hover{color:var(--c-primary-dark);border-bottom-color:var(--c-primary-dark);}

/* ============ 订阅区 ============ */
.subscribe-band{
  background:var(--c-surface);
  border-left:4px solid var(--c-primary);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:36px 40px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);
  gap:36px;align-items:center;
}
.subscribe-copy h2{font-size:26px;font-weight:700;margin-bottom:12px;}
.subscribe-copy p{font-size:15px;color:var(--t-sub);}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap;}
.subscribe-form input{
  flex:1 1 240px;min-width:0;height:46px;padding:0 18px;
  border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:var(--c-surface);color:var(--t-main);outline:none;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.subscribe-form input::placeholder{color:var(--t-weak);}
.subscribe-form input:focus{
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(31,95,169,.12);
}
.form-note{font-size:13px;color:var(--t-weak);margin-top:12px;}
.form-msg{font-size:13px;color:var(--c-success);margin-top:8px;display:none;}
.form-msg.show{display:block;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  border:0;background:var(--c-surface);border-radius:12px !important;
  box-shadow:var(--sh-1);margin-bottom:12px;overflow:hidden;
}
.accordion-button{
  background:var(--c-surface);color:var(--t-main);
  font-size:16px;font-weight:600;padding:20px 24px;
  box-shadow:none !important;border-radius:12px !important;
}
.accordion-button:not(.collapsed){color:var(--c-primary);background:var(--c-surface);}
.accordion-button::after{
  content:"";width:9px;height:9px;flex:0 0 auto;
  border-right:2px solid var(--t-weak);border-bottom:2px solid var(--t-weak);
  transform:rotate(45deg);background-image:none;
  transition:transform .25s ease, border-color .25s ease;
  margin-left:auto;margin-top:-3px;
}
.accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);border-color:var(--c-primary);margin-top:3px;
}
.accordion-body{
  padding:0 24px 22px;font-size:15px;color:var(--t-sub);line-height:1.85;
}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-primary-light);
  border-radius:var(--r-card);
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;
  gap:28px;flex-wrap:wrap;
}
.cta-band h2{font-size:24px;font-weight:700;margin-bottom:8px;}
.cta-band p{font-size:15px;color:var(--t-sub);}

/* ============ 页脚 ============ */
.site-footer{
  background:#EEF4FA;
  border-top:1px solid var(--c-line);
  padding:56px 0 0;
  margin-top:88px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;padding-bottom:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--t-sub);max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social span{
  width:34px;height:34px;border-radius:10px;
  background:var(--c-surface);border:1px solid var(--c-line);
  color:var(--c-primary);font-size:14px;font-weight:600;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease, transform .2s ease;
}
.footer-social span:hover{background:var(--c-primary-light);transform:translateY(-2px);}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--t-main);}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--t-sub);}
.footer-col a:hover{color:var(--c-primary);}
.footer-bottom{
  border-top:1px solid var(--c-line);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--t-weak);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .page-hero h1{font-size:36px;}
  .next-body{padding:30px 32px;}
  .subscribe-band{padding:32px;}
}

@media (max-width:991.98px){
  .section{padding:60px 0;}
  .section-tight{padding:48px 0;}
  .page-hero{padding:42px 0 46px;}
  .page-hero h1{font-size:32px;}
  .page-hero .lede{font-size:16px;}
  .next-card{grid-template-columns:1fr;}
  .next-media{min-height:250px;aspect-ratio:16/9;}
  .usage-grid{grid-template-columns:1fr;gap:24px;}
  .subscribe-band{grid-template-columns:1fr;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .search-box{max-width:360px;}
  .header-actions .btn-outline-sm{display:none;}
}

@media (max-width:767.98px){
  .container{padding-left:18px;padding-right:18px;}
  body{font-size:15.5px;}
  .section{padding:48px 0;}
  .section-tight{padding:40px 0;}
  .section-head h2{font-size:22px;}
  .page-hero{padding:32px 0 36px;}
  .page-hero h1{font-size:26px;margin:12px 0 12px;}
  .page-hero .lede{font-size:15px;}
  .hero-meta{gap:8px 20px;margin-top:20px;padding-top:18px;}

  .header-top{gap:12px;padding-top:12px;padding-bottom:12px;}
  .site-header.scrolled .header-top{padding-top:8px;padding-bottom:8px;}
  .brand-text{font-size:17px;}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:15px;}
  .header-top .search-box{display:none;}
  .mobile-search-toggle{display:inline-flex;}
  .hamburger{display:inline-flex;}
  .nav-row{display:none;}

  .next-body{padding:24px 20px 28px;}
  .next-body h2{font-size:20px;}
  .cd-num{font-size:22px;}
  .next-actions .btn-main,.next-actions .btn-accent,.next-actions .btn-ghost{flex:1 1 100%;}

  .usage-item{grid-template-columns:38px minmax(0,1fr);gap:14px;padding:18px;}
  .usage-idx{width:38px;height:38px;border-radius:10px;font-size:15px;}

  .notice-item{grid-template-columns:1fr;gap:14px;padding:18px;}
  .date-block{
    width:auto;display:inline-flex;align-items:center;gap:8px;
    padding:6px 12px;justify-self:start;
  }
  .date-block .d-day{font-size:17px;}
  .date-block .d-mon{margin-top:0;}

  .subscribe-band{padding:24px 20px;}
  .subscribe-copy h2{font-size:20px;}
  .subscribe-form input{flex:1 1 100%;}
  .subscribe-form .btn-accent{flex:1 1 100%;}

  .accordion-button{font-size:15px;padding:16px 18px;}
  .accordion-body{padding:0 18px 18px;font-size:14.5px;}

  .cta-band{padding:26px 20px;}
  .cta-band h2{font-size:19px;}
  .cta-band .btn-main{width:100%;}

  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .site-footer{margin-top:56px;}
}

@media (max-width:575.98px){
  .page-hero h1{font-size:23px;}
  .cd-cell{padding:8px 2px;border-radius:8px;}
  .cd-num{font-size:19px;}
  .cd-label{font-size:11px;}
  .brand-text{font-size:16px;}
  .month-title{flex-wrap:wrap;gap:10px;}
}