/* roulang page: index */
:root{
  --c-primary:#1B6FD1;
  --c-primary-600:#1559A8;
  --c-primary-050:#EAF3FD;
  --c-accent:#E98A2B;
  --c-accent-050:#FDF2E4;
  --c-teal:#17A2A2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3EAF3;
  --c-text:#12202E;
  --c-text-2:#5A6B7C;
  --c-text-3:#8A99A8;
  --c-footer:#0E2A45;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sd-1:0 1px 2px rgba(18,32,46,.05),0 8px 24px rgba(18,32,46,.06);
  --sd-2:0 4px 12px rgba(18,32,46,.08),0 18px 40px rgba(18,32,46,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:240ms var(--ease);
  --bs-primary:#1B6FD1;
  --bs-primary-rgb:27,111,209;
  --bs-body-bg:#F5F8FC;
  --bs-body-color:#12202E;
  --bs-border-radius:10px;
  --bs-link-color:#1B6FD1;
  --bs-link-hover-color:#1559A8;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--c-primary-600)}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:1.15em}
.container-xl{max-width:1200px;padding-left:20px;padding-right:20px}
.mono{font-family:ui-monospace,"Roboto Mono",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-primary-600);color:#fff;font-size:13px;line-height:38px;height:38px;overflow:hidden}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0}
.topbar-left .dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);flex:0 0 auto}
.topbar-left span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{display:flex;align-items:center;gap:18px;flex:0 0 auto}
.topbar-right a{color:#fff;opacity:.9}
.topbar-right a:hover{opacity:1;color:#fff;text-decoration:underline}
.topbar-btn{
  display:inline-block;color:#fff !important;border:1px solid rgba(255,255,255,.55);
  border-radius:var(--r-pill);padding:0 14px;height:26px;line-height:24px;font-size:12px;
  transition:background var(--t),border-color var(--t);
}
.topbar-btn:hover{background:rgba(255,255,255,.14);border-color:#fff;text-decoration:none}

/* ---------- 主导航 ---------- */
.site-nav{
  position:sticky;top:0;z-index:1030;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);transition:box-shadow var(--t);
}
.site-nav.is-stuck{box-shadow:var(--sd-1)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;letter-spacing:.5px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:17px;font-weight:700;color:var(--c-text)}
.brand-sub{font-size:12px;color:var(--c-text-3);font-weight:400}
.nav-menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-menu a{
  display:block;padding:0 14px;height:68px;line-height:68px;font-size:15px;color:var(--c-text-2);
  position:relative;font-weight:400;
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:center;transition:transform var(--t);
}
.nav-menu a:hover{color:var(--c-primary)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--c-primary);font-weight:600}
.nav-menu a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);border:1px solid transparent;font-size:15px;font-weight:600;
  padding:0 20px;height:44px;cursor:pointer;transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;transform:translateY(-1px)}
.btn-accent{background:var(--c-accent);color:#fff}
.btn-accent:hover{background:#d57a1f;color:#fff;transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--c-primary);border-color:#BFD8F5}
.btn-outline:hover{background:var(--c-primary-050);border-color:var(--c-primary);color:var(--c-primary-600);transform:translateY(-1px)}
.btn-ghost{background:var(--c-surface);color:var(--c-text-2);border-color:var(--c-line)}
.btn-ghost:hover{background:var(--c-primary-050);color:var(--c-primary);border-color:#BFD8F5}
.btn-sm{height:36px;font-size:14px;padding:0 15px}
.btn-lg{height:50px;font-size:16px;padding:0 26px}
.btn-block{width:100%}
.nav-cta{height:40px;font-size:14px;padding:0 18px}
.nav-toggle{
  width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:var(--c-surface);
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-text)}
.offcanvas{width:300px}
.offcanvas.offcanvas-end{border-radius:16px 0 0 16px;border:1px solid var(--c-line)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--c-line)}
.drawer-list{list-style:none;margin:0;padding:8px 12px}
.drawer-list a{display:block;padding:13px 12px;border-radius:10px;color:var(--c-text);font-size:15px}
.drawer-list a:hover,.drawer-list a.active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600}
.drawer-foot{padding:16px 20px 26px;border-top:1px solid var(--c-line)}

/* ---------- Hero ---------- */
.hero-live{padding:40px 0 72px;background:linear-gradient(180deg,#EAF3FD 0%,rgba(245,248,252,1) 78%)}
.hero-cover{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd-1);background:#DCE8F6;margin:0}
.hero-cover img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;display:block}
.status-badge{
  position:absolute;top:14px;left:14px;display:inline-flex;align-items:center;gap:6px;
  background:var(--c-accent-050);color:#8A5210;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;padding:5px 12px;box-shadow:0 2px 10px rgba(18,32,46,.08)
}
.status-badge.is-live{background:var(--c-teal);color:#fff}
.status-badge.is-replay{background:#E7EEF6;color:#3D5670}
.cover-strip{
  position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:11px 16px;background:rgba(14,42,69,.72);color:#fff;font-size:13px;backdrop-filter:blur(2px)
}
.cover-strip .mono{letter-spacing:.5px}
.hero-side h1{font-size:clamp(28px,4vw,42px);line-height:1.25;font-weight:700;letter-spacing:-.2px}
.hero-sub{margin-top:14px;font-size:17px;line-height:1.7;color:var(--c-text-2)}
.hero-tag{
  display:inline-block;background:var(--c-primary-050);color:var(--c-primary);
  font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:5px 12px;margin-bottom:16px
}
.countdown{display:flex;align-items:center;gap:8px;margin-top:22px;flex-wrap:wrap}
.cd-cell{
  flex:1 1 0;min-width:62px;background:var(--c-surface);border-radius:12px;padding:12px 8px;text-align:center;
  box-shadow:var(--sd-1);border:1px solid var(--c-line)
}
.cd-num{display:block;font-size:clamp(26px,3.2vw,38px);line-height:1.1;font-weight:700;color:var(--c-accent);
  font-family:ui-monospace,"Roboto Mono",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}
.cd-unit{display:block;font-size:12px;color:var(--c-text-3);margin-top:4px}
.cd-sep{color:var(--c-text-3);font-weight:700;font-size:20px;padding-bottom:16px}
.remind-form{margin-top:22px}
.remind-row{display:flex;gap:10px}
.remind-row input{
  flex:1 1 auto;height:48px;border-radius:var(--r-btn);border:1px solid var(--c-line);
  background:var(--c-surface);padding:0 14px;font-size:15px;color:var(--c-text);min-width:0;
  transition:border-color var(--t),box-shadow var(--t)
}
.remind-row input::placeholder{color:var(--c-text-3)}
.remind-row input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-050)}
.remind-form .form-tip{font-size:12px;color:var(--c-text-3);margin-top:8px}
.hero-actions{display:flex;align-items:center;gap:16px;margin-top:20px;flex-wrap:wrap}
.text-link{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--c-primary-600);text-decoration:underline}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0}
.section-alt{background:var(--c-surface)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.section-title{font-size:clamp(24px,2.6vw,30px);font-weight:700;line-height:1.35}
.section-desc{margin-top:10px;font-size:15px;color:var(--c-text-2);max-width:660px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:1.5px;color:var(--c-primary);text-transform:uppercase;margin-bottom:10px}

/* ---------- 看点列表 ---------- */
.point-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.point-item{
  display:flex;gap:16px;align-items:flex-start;padding:16px 16px;border-radius:10px;
  transition:background var(--t),transform var(--t)
}
.point-item:hover{background:var(--c-primary-050)}
.point-num{
  flex:0 0 auto;width:46px;height:46px;border-radius:50%;background:rgba(27,111,209,.10);
  color:var(--c-primary);font-weight:700;font-size:20px;display:flex;align-items:center;justify-content:center;
  font-family:ui-monospace,"Roboto Mono",Menlo,Consolas,monospace
}
.point-body h3{font-size:18px;font-weight:600;line-height:1.5}
.point-body p{font-size:14px;color:var(--c-text-2);margin-top:4px}
.side-card{
  background:var(--c-surface);border-radius:var(--r-card);border:1px solid var(--c-line);
  box-shadow:var(--sd-1);padding:26px 24px;position:sticky;top:96px
}
.side-card h3{font-size:19px;font-weight:700;margin-bottom:6px}
.side-card .side-sub{font-size:13px;color:var(--c-text-3);margin-bottom:18px}
.info-row{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--c-line);font-size:14px}
.info-row:last-of-type{border-bottom:0}
.info-row dt{color:var(--c-text-2);margin:0}
.info-row dd{margin:0;font-weight:600;color:var(--c-text);text-align:right}
.side-card .btn{margin-top:20px}

/* ---------- 横滑预告流 ---------- */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 18px;scrollbar-width:thin;-ms-overflow-style:none
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:#CBD8E6;border-radius:999px}
.rail-card{
  flex:0 0 auto;width:calc((100% - 60px)/3.5);min-width:250px;scroll-snap-align:start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sd-1);transition:transform var(--t),box-shadow var(--t)
}
.rail-card:hover{transform:translateY(-2px);box-shadow:var(--sd-2)}
.rail-thumb{position:relative;background:#DCE8F6}
.rail-thumb img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform var(--t)}
.rail-card:hover .rail-thumb img{transform:scale(1.03)}
.date-chip{
  position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--c-primary-600);
  font-size:12px;font-weight:700;border-radius:var(--r-pill);padding:4px 11px;
  font-family:ui-monospace,"Roboto Mono",Menlo,Consolas,monospace
}
.rail-body{padding:16px 16px 18px}
.rail-body h3{font-size:16px;font-weight:600;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rail-body p{font-size:13px;color:var(--c-text-3);margin-top:8px}
.rail-btn{
  position:absolute;top:38%;width:44px;height:44px;border-radius:50%;background:var(--c-surface);
  border:1px solid var(--c-line);box-shadow:var(--sd-1);display:flex;align-items:center;justify-content:center;
  cursor:pointer;color:var(--c-text);z-index:3;transition:background var(--t),color var(--t)
}
.rail-btn:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.rail-btn.prev{left:-12px}
.rail-btn.next{right:-12px}

/* ---------- 步骤条 ---------- */
.steps{position:relative;padding-left:8px}
.step{position:relative;display:flex;gap:20px;padding-bottom:34px}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:19px;top:44px;bottom:-4px;width:1px;background:var(--c-line)
}
.step:last-child::before{display:none}
.step-num{
  flex:0 0 auto;width:40px;height:40px;border-radius:50%;border:1px solid #C7DCF5;background:var(--c-surface);
  color:var(--c-primary);font-weight:700;font-size:20px;display:flex;align-items:center;justify-content:center;
  font-family:ui-monospace,"Roboto Mono",Menlo,Consolas,monospace;z-index:1
}
.step-body h3{font-size:17px;font-weight:600}
.step-body p{font-size:14px;color:var(--c-text-2);margin-top:4px}
.guide-card{background:var(--c-primary-050);border-radius:var(--r-card);padding:30px 28px}
.guide-card h3{font-size:20px;font-weight:700}
.guide-card p{font-size:15px;color:var(--c-text-2);margin-top:12px}
.guide-card .guide-actions{display:flex;flex-direction:column;gap:10px;margin-top:22px}
.guide-card .guide-actions .btn{width:100%}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sd-1);padding:30px 26px
}
.stat-item{text-align:center}
.stat-num{
  display:block;font-size:clamp(26px,3vw,34px);font-weight:700;color:var(--c-primary);
  font-family:ui-monospace,"Roboto Mono",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums
}
.stat-label{display:block;font-size:13px;color:var(--c-text-2);margin-top:6px}

/* ---------- CMS 卡片网格 ---------- */
.card-news{
  height:100%;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sd-1);transition:transform var(--t),box-shadow var(--t)
}
.card-news:hover{transform:translateY(-2px);box-shadow:var(--sd-2)}
.card-news a{display:flex;flex-direction:column;height:100%;color:inherit}
.card-news a:hover{color:inherit}
.news-thumb{position:relative;background:#DCE8F6}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform var(--t)}
.card-news:hover .news-thumb img{transform:scale(1.03)}
.news-badge{
  position:absolute;left:12px;top:12px;background:var(--c-primary-050);color:var(--c-primary);
  font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:4px 11px;border:1px solid #D6E7FA
}
.news-body{padding:18px 18px 16px;display:flex;flex-direction:column;flex:1 1 auto}
.news-title{
  font-size:17px;font-weight:600;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden
}
.news-sum{
  font-size:14px;color:var(--c-text-2);margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;flex:1 1 auto
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  border-top:1px solid var(--c-line);margin-top:14px;padding-top:12px;font-size:13px;color:var(--c-text-3);
  font-variant-numeric:tabular-nums
}
.news-arrow{color:var(--c-primary);font-weight:700}
.empty-state{
  border:1px dashed #CBD8E6;border-radius:var(--r-card);min-height:160px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;color:var(--c-text-2);padding:28px 20px;background:var(--c-surface)
}
.empty-state svg{color:var(--c-text-3)}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{border:0;border-top:1px solid var(--c-line);background:transparent}
.faq-acc .accordion-item:last-child{border-bottom:1px solid var(--c-line)}
.faq-acc .accordion-button{
  background:transparent;box-shadow:none;font-size:16px;font-weight:600;color:var(--c-text);
  padding:20px 44px 20px 0;position:relative;border-radius:0
}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-primary)}
.faq-acc .accordion-button:focus{box-shadow:none;outline:none}
.faq-acc .accordion-button::after{
  background-image:none;content:"";position:absolute;right:12px;width:10px;height:10px;
  border-right:2px solid var(--c-text-3);border-bottom:2px solid var(--c-text-3);
  transform:rotate(45deg);margin:0;transition:transform var(--t),border-color var(--t)
}
.faq-acc .accordion-button:not(.collapsed)::after{border-color:var(--c-primary);transform:rotate(-135deg)}
.faq-acc .accordion-body{
  font-size:15px;line-height:1.8;color:var(--c-text-2);padding:0 40px 22px 18px;position:relative
}
.faq-acc .accordion-collapse.show + .accordion-body,
.faq-acc .accordion-button::before{content:none}
.faq-acc .accordion-item{position:relative}
.faq-acc .accordion-item::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:var(--c-primary);opacity:0;transition:opacity var(--t)
}
.faq-acc .accordion-item:has(.accordion-button:not(.collapsed))::before{opacity:1}

/* ---------- CTA 横条 ---------- */
.cta-bar{
  background:var(--c-primary-050);border-radius:var(--r-card);padding:28px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap
}
.cta-bar h3{font-size:21px;font-weight:700}
.cta-bar p{font-size:14px;color:var(--c-text-2);margin-top:6px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-footer);color:#fff;padding:64px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.foot-brand .brand-name{color:#fff}
.foot-brand .brand-mark{background:#fff;color:var(--c-footer)}
.foot-brand p{font-size:14px;color:rgba(255,255,255,.72);margin-top:14px;line-height:1.75}
.foot-title{font-size:15px;font-weight:700;margin-bottom:16px}
.foot-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.foot-list a,.foot-list span{font-size:14px;color:rgba(255,255,255,.72)}
.foot-list a:hover{color:#fff;text-decoration:underline}
.foot-toggle{display:none}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.14);margin-top:44px;padding-top:20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.7)
}
.foot-bottom a{color:rgba(255,255,255,.7)}
.foot-bottom a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .rail-card{width:calc((100% - 40px)/2.5)}
}
@media (max-width:991.98px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .section{padding:60px 0}
  .hero-live{padding:28px 0 56px}
  .side-card{position:static;margin-top:28px}
  .guide-card{margin-top:32px}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:24px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .rail-btn.prev{left:0}
  .rail-btn.next{right:0}
}
@media (max-width:767.98px){
  .topbar-left span.tip{display:none}
  .topbar-right{gap:12px}
  .foot-grid{grid-template-columns:1fr;gap:0}
  .foot-col{border-bottom:1px solid rgba(255,255,255,.14)}
  .foot-col .foot-title{display:flex;align-items:center;justify-content:space-between;margin:0;padding:16px 0;cursor:pointer}
  .foot-toggle{
    display:block;width:10px;height:10px;border-right:2px solid rgba(255,255,255,.7);
    border-bottom:2px solid rgba(255,255,255,.7);transform:rotate(45deg);transition:transform var(--t)
  }
  .foot-col.open .foot-toggle{transform:rotate(-135deg)}
  .foot-panel{display:none;padding-bottom:18px}
  .foot-col.open .foot-panel{display:block}
  .foot-brand{padding-bottom:20px}
  .foot-brand .foot-title{display:none}
  .rail-card{width:78%}
  .rail-btn{display:none}
  .cta-bar{padding:24px 20px}
  .section-head{margin-bottom:24px}
}
@media (max-width:575.98px){
  .container-xl{padding-left:16px;padding-right:16px}
  .remind-row{flex-direction:column}
  .remind-row .btn{width:100%}
  .stat-strip{grid-template-columns:1fr 1fr;padding:22px 16px}
  .hero-actions .btn,.hero-actions .text-link{width:100%;justify-content:center}
  .point-item{gap:12px;padding:14px 10px}
  .point-num{width:38px;height:38px;font-size:17px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important}
  .card-news:hover,.rail-card:hover,.btn:hover{transform:none}
  .card-news:hover .news-thumb img,.rail-card:hover .rail-thumb img{transform:none}
}

/* roulang page: article */
:root{
  --c-primary:#1B6FD1;
  --c-primary-600:#1559A8;
  --c-primary-050:#EAF3FD;
  --c-accent:#E98A2B;
  --c-accent-050:#FDF2E4;
  --c-teal:#17A2A2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3EAF3;
  --c-text:#12202E;
  --c-text-2:#5A6B7C;
  --c-text-3:#8A99A8;
  --c-footer:#0E2A45;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sd-1:0 1px 2px rgba(18,32,46,.05),0 8px 24px rgba(18,32,46,.06);
  --sd-2:0 4px 12px rgba(18,32,46,.08),0 18px 40px rgba(18,32,46,.10);
  --ease:240ms cubic-bezier(.22,.61,.36,1);
  --bs-primary:#1B6FD1;
  --bs-primary-rgb:27,111,209;
  --bs-body-bg:#F5F8FC;
  --bs-body-color:#12202E;
  --bs-border-radius:14px;
  --bs-link-color:#1B6FD1;
  --bs-link-hover-color:#1559A8;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--c-primary-600);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container-xl{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-family:ui-monospace,"Roboto Mono",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-primary-600);color:#fff;font-size:13px;height:38px;}
.topbar-inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:14px;min-width:0;}
.topbar-domain{font-family:ui-monospace,"Roboto Mono",monospace;letter-spacing:.4px;opacity:.92;}
.topbar-tip{opacity:.85;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.topbar-link{color:#fff;opacity:.9;}
.topbar-link:hover{color:#fff;opacity:1;text-decoration:underline;}
.topbar-btn{
  color:#fff;border:1px solid rgba(255,255,255,.55);border-radius:var(--r-pill);
  padding:3px 12px;font-size:12px;line-height:18px;transition:background var(--ease),border-color var(--ease);
}
.topbar-btn:hover{background:rgba(255,255,255,.16);border-color:#fff;color:#fff;}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);transition:box-shadow var(--ease);
}
.site-header.is-stuck{box-shadow:var(--sd-1);}
.header-inner{height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-text);}
.brand:hover{color:var(--c-text);}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:var(--c-primary);color:#fff;font-weight:700;font-size:15px;letter-spacing:.5px;
  box-shadow:0 2px 0 var(--c-primary-600);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.2px;}
.brand-sub{font-size:11px;color:var(--c-text-3);}
.nav-menu{display:flex;align-items:center;gap:28px;}
.nav-menu a{
  position:relative;color:var(--c-text-2);font-size:15px;padding:22px 0;display:inline-block;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transition:transform var(--ease);
}
.nav-menu a:hover{color:var(--c-primary);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.active{color:var(--c-primary);font-weight:600;}
.nav-menu a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-btn);
  padding:11px 20px;font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 2px 0 var(--c-primary-600);}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-outline{background:transparent;color:var(--c-primary);border-color:#BBD4F0;}
.btn-outline:hover{background:var(--c-primary-050);border-color:var(--c-primary);color:var(--c-primary-600);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--c-text-2);padding:10px 4px;font-weight:600;}
.btn-ghost:hover{color:var(--c-primary);}
.btn-cta{padding:10px 18px;font-size:14px;}
.hamburger{
  display:none;width:42px;height:42px;border:1px solid var(--c-line);border-radius:10px;
  background:var(--c-surface);align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-text);transition:transform var(--ease),opacity var(--ease);}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.is-open span:nth-child(2){opacity:0;}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,32,46,.42);opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:308px;max-width:86vw;background:var(--c-surface);
  border-radius:16px 0 0 16px;box-shadow:var(--sd-2);z-index:80;padding:22px 20px;
  transform:translateX(102%);transition:transform var(--ease);overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:34px;height:34px;border:1px solid var(--c-line);border-radius:9px;background:#fff;color:var(--c-text-2);font-size:18px;line-height:1;cursor:pointer;}
.drawer-list li+li{border-top:1px solid var(--c-line);}
.drawer-list a{display:block;padding:14px 2px;color:var(--c-text);font-size:16px;font-weight:600;}
.drawer-list a.active{color:var(--c-primary);}
.drawer-foot{margin-top:22px;padding-top:18px;border-top:1px solid var(--c-line);display:flex;flex-direction:column;gap:12px;}
.drawer-foot .btn{width:100%;}

/* ---------- 面包屑 ---------- */
.crumb-wrap{padding:22px 0 0;}
.crumb{font-size:13px;color:var(--c-text-3);display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb a{color:var(--c-text-3);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#C3CEDB;}
.crumb .current{color:var(--c-primary);font-weight:600;}

/* ---------- 文章头 ---------- */
.article-head{padding:18px 0 26px;border-bottom:1px solid var(--c-line);}
.badge-cat{
  display:inline-block;background:var(--c-primary-050);color:var(--c-primary);
  font-size:12px;font-weight:600;padding:5px 13px;border-radius:var(--r-pill);letter-spacing:.3px;
}
.article-title{
  font-size:clamp(26px,3.4vw,36px);line-height:1.35;font-weight:700;margin:16px 0 14px;letter-spacing:.2px;
}
.article-meta{font-size:13px;color:var(--c-text-3);display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.article-meta .dot{color:#C3CEDB;}
.article-hero-band{
  margin-top:24px;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd-1);
  border:1px solid var(--c-line);background:var(--c-surface);
}
.article-hero-band img{width:100%;height:auto;aspect-ratio:16/7;object-fit:cover;}

/* ---------- 正文布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;padding:36px 0 64px;align-items:start;}
.article-main{min-width:0;max-width:760px;}
.article-body{font-size:16px;line-height:1.85;color:#1B2C3D;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  font-size:24px;line-height:1.4;margin:40px 0 12px;padding-bottom:12px;border-bottom:1px solid var(--c-line);
}
.article-body h3{font-size:19px;line-height:1.5;margin:28px 0 10px;font-weight:600;}
.article-body h4{font-size:17px;margin:22px 0 8px;font-weight:600;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body ul li::marker,.article-body ol li::marker{color:var(--c-primary);font-weight:700;}
.article-body blockquote{
  margin:24px 0;background:var(--c-primary-050);border-left:3px solid var(--c-primary);
  padding:16px 20px;border-radius:0 10px 10px 0;color:var(--c-text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:24px auto 8px;box-shadow:var(--sd-1);}
.article-body figure{margin:24px 0;}
.article-body figcaption,.article-body .caption{text-align:center;font-size:13px;color:var(--c-text-3);margin-top:6px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;border:1px solid var(--c-line);border-radius:var(--r-img);overflow:hidden;}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:11px 14px;text-align:left;}
.article-body thead th{background:var(--c-primary-050);color:var(--c-primary-600);font-weight:600;}
.article-body tbody tr:nth-child(even){background:#FAFCFF;}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(27,111,209,.35);}
.article-body a:hover{color:var(--c-primary-600);border-bottom-color:var(--c-primary-600);}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:34px 0;}
.article-body code{background:#F1F6FC;border:1px solid var(--c-line);border-radius:6px;padding:1px 6px;font-size:14px;}

/* ---------- 空态 ---------- */
.empty-box{
  border:1px dashed #CBD8E6;border-radius:var(--r-card);min-height:180px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:36px 24px;text-align:center;background:var(--c-surface);
}
.empty-box .empty-ico{width:42px;height:42px;border-radius:50%;background:var(--c-primary-050);display:grid;place-items:center;color:var(--c-primary);font-size:20px;}
.empty-box p{color:var(--c-text-2);font-size:15px;}

/* ---------- 标签 / 分隔 / 相关推荐 ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:40px 0 0;}
.tag-pill{
  display:inline-block;font-size:12px;color:var(--c-text-2);background:#F1F6FC;
  border:1px solid var(--c-line);border-radius:var(--r-pill);padding:5px 13px;transition:all var(--ease);
}
.tag-pill:hover{color:var(--c-primary);border-color:#BBD4F0;background:var(--c-primary-050);}
.section-divider{height:1px;background:var(--c-line);margin:32px 0;}
.rel-title{font-size:20px;font-weight:700;margin-bottom:18px;}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sd-2);border-color:#CFE0F4;}
.rel-card .thumb{aspect-ratio:16/10;overflow:hidden;background:#EDF3FA;}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.rel-card:hover .thumb img{transform:scale(1.03);}
.rel-card .body{padding:14px 16px 16px;}
.rel-card h3{font-size:15px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card h3 a{color:var(--c-text);}
.rel-card h3 a:hover{color:var(--c-primary);}
.rel-card .time{font-size:12px;color:var(--c-text-3);margin-top:10px;}
.back-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:30px;}

/* ---------- 侧栏 ---------- */
.side-col{position:sticky;top:88px;display:flex;flex-direction:column;gap:22px;}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sd-1);}
.side-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.side-head h3{font-size:16px;font-weight:700;}
.side-head span{font-size:12px;color:var(--c-text-3);}
.toc-list li+li{margin-top:2px;}
.toc-list a{display:block;font-size:14px;color:var(--c-text-2);padding:7px 10px;border-radius:9px;transition:background var(--ease),color var(--ease);}
.toc-list a:hover{background:var(--c-primary-050);color:var(--c-primary);}
.hot-list li+li{margin-top:14px;padding-top:14px;border-top:1px solid var(--c-line);}
.hot-item{display:flex;gap:12px;align-items:flex-start;}
.hot-thumb{width:72px;height:72px;border-radius:10px;overflow:hidden;flex-shrink:0;background:#EDF3FA;}
.hot-thumb img{width:100%;height:100%;object-fit:cover;}
.hot-item h4{font-size:14px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.hot-item h4 a{color:var(--c-text);}
.hot-item h4 a:hover{color:var(--c-primary);}
.hot-item .time{font-size:12px;color:var(--c-text-3);margin-top:6px;}
.side-note{background:var(--c-primary-050);border:1px solid #D6E7FA;border-radius:var(--r-card);padding:20px;}
.side-note h3{font-size:16px;margin-bottom:8px;}
.side-note p{font-size:14px;color:var(--c-text-2);line-height:1.75;margin-bottom:14px;}
.side-note .btn{width:100%;}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:var(--c-primary-050);border:1px solid #D6E7FA;border-radius:var(--r-card);
  padding:28px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin:0 0 72px;
}
.cta-band h2{font-size:21px;margin-bottom:6px;}
.cta-band p{font-size:14px;color:var(--c-text-2);}
.cta-band .cta-actions{display:flex;gap:12px;flex-shrink:0;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-footer);color:#fff;padding:60px 0 0;margin-top:auto;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:42px;}
.foot-col .foot-title{font-size:14px;font-weight:700;letter-spacing:.4px;margin-bottom:16px;color:#fff;}
.foot-col .foot-panel{font-size:14px;color:rgba(255,255,255,.72);}
.foot-brand .brand{margin-bottom:12px;}
.foot-brand .brand-name{color:#fff;}
.foot-brand .brand-sub{color:rgba(255,255,255,.6);}
.foot-brand .brand-mark{background:var(--c-primary);box-shadow:0 2px 0 rgba(0,0,0,.25);}
.foot-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);}
.foot-list li{margin-bottom:10px;}
.foot-list a,.foot-list span{color:rgba(255,255,255,.72);font-size:14px;transition:color var(--ease);}
.foot-list a:hover{color:#fff;}
.foot-toggle{display:none;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.7);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr) 292px;gap:36px;}
}
@media (max-width:991.98px){
  .article-layout{grid-template-columns:1fr;gap:0;}
  .article-main{max-width:none;}
  .side-col{position:static;margin-top:36px;}
  .nav-menu{display:none;}
  .hamburger{display:flex;}
  .header-actions .btn-cta{display:none;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:24px;}
}
@media (max-width:767.98px){
  .container-xl{padding:0 20px;}
  .topbar-tip{display:none;}
  .foot-grid{grid-template-columns:1fr;gap:0;padding-bottom:10px;}
  .foot-col{border-bottom:1px solid rgba(255,255,255,.14);}
  .foot-col .foot-title{display:flex;align-items:center;justify-content:space-between;padding:16px 0;margin:0;cursor:pointer;}
  .foot-toggle{display:block;width:9px;height:9px;border-right:2px solid rgba(255,255,255,.7);border-bottom:2px solid rgba(255,255,255,.7);transform:rotate(45deg);transition:transform var(--ease);}
  .foot-col.is-open .foot-toggle{transform:rotate(-135deg);}
  .foot-panel{display:none;padding-bottom:18px;}
  .foot-col.is-open .foot-panel{display:block;}
  .foot-brand .foot-panel{display:block;border-top:1px solid rgba(255,255,255,.14);padding-top:16px;}
  .rel-grid{grid-template-columns:1fr;}
  .article-title{font-size:26px;}
}
@media (max-width:520px){
  .article-body{font-size:16px;}
  .crumb{font-size:12px;}
  .rel-grid{gap:16px;}
  .btn{width:auto;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .rel-card:hover{transform:none;}
}

/* roulang page: category1 */
:root{
  --c-primary:#1B6FD1;
  --c-primary-600:#1559A8;
  --c-primary-050:#EAF3FD;
  --c-accent:#E98A2B;
  --c-accent-050:#FDF2E4;
  --c-teal:#17A2A2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3EAF3;
  --c-text:#12202E;
  --c-text-2:#5A6B7C;
  --c-text-3:#8A99A8;
  --c-footer:#0E2A45;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sd-1:0 1px 2px rgba(18,32,46,.05),0 8px 24px rgba(18,32,46,.06);
  --sd-2:0 4px 12px rgba(18,32,46,.08),0 18px 40px rgba(18,32,46,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --mono:ui-monospace,"Roboto Mono",Menlo,Consolas,monospace;

  --bs-primary:#1B6FD1;
  --bs-primary-rgb:27,111,209;
  --bs-body-font-family:var(--font-cn);
  --bs-border-radius:10px;
  --bs-link-color:#1B6FD1;
  --bs-link-hover-color:#1559A8;
  --bs-body-bg:#F5F8FC;
  --bs-body-color:#12202E;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:var(--c-primary-600)}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--c-text)}
p{margin:0}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container-xl{width:100%;max-width:1200px;margin-inline:auto;padding-inline:24px}

/* 顶部信息条 */
.topbar{background:var(--c-primary-600);color:#fff;font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:38px;padding-block:4px}
.topbar-left{opacity:.92;letter-spacing:.01em}
.topbar-right{display:flex;align-items:center;gap:14px}
.topbar-link{color:rgba(255,255,255,.9);font-size:13px}
.topbar-link:hover{color:#fff;text-decoration:underline}
.topbar-btn{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;border:1px solid rgba(255,255,255,.55);color:#fff;font-size:12px;font-weight:600}
.topbar-btn:hover{background:rgba(255,255,255,.14);color:#fff}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:1040;background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.site-header.is-stuck{box-shadow:var(--sd-1)}
.header-inner{display:flex;align-items:center;gap:28px;min-height:68px}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--c-text)}
.brand:hover{color:var(--c-text)}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--c-primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:15px;font-weight:700;letter-spacing:.02em;flex:0 0 38px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:12px;color:var(--c-text-3);font-weight:400}
.main-nav{margin-left:auto}
.nav-menu{display:flex;align-items:center;gap:26px;list-style:none}
.nav-menu a{position:relative;display:inline-block;padding:22px 0;font-size:15px;font-weight:600;color:var(--c-text-2)}
.nav-menu a::after{content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;border-radius:2px;background:transparent;transition:background .24s var(--ease)}
.nav-menu a:hover{color:var(--c-primary)}
.nav-menu a.active{color:var(--c-primary)}
.nav-menu a.active::after{background:var(--c-primary)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:8px}
.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 18px;border-radius:var(--r-btn);border:1px solid var(--c-primary);background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:background .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease)}
.btn-main:hover{background:var(--c-primary-600);border-color:var(--c-primary-600);color:#fff;transform:translateY(-1px);box-shadow:var(--sd-1)}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 18px;border-radius:var(--r-btn);border:1px solid #C9DCF1;background:#fff;color:var(--c-primary);font-size:14px;font-weight:600;transition:background .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease)}
.btn-ghost:hover{background:var(--c-primary-050);color:var(--c-primary-600);transform:translateY(-1px);box-shadow:var(--sd-1)}
.btn-ghost:active{transform:translateY(1px)}
.hamburger{display:none;width:42px;height:42px;border:1px solid var(--c-line);border-radius:10px;background:#fff;position:relative;cursor:pointer}
.hamburger span{position:absolute;left:11px;right:11px;height:2px;border-radius:2px;background:var(--c-text);transition:transform .24s var(--ease)}
.hamburger span:nth-child(1){top:13px}
.hamburger span:nth-child(2){top:20px}
.hamburger span:nth-child(3){top:27px}

/* 移动抽屉 */
.drawer{position:fixed;inset:0;z-index:1090;display:none}
.drawer.open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(18,32,46,.45);border:0;padding:0}
.drawer-panel{position:absolute;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;border-radius:16px 0 0 16px;padding:22px 20px;overflow-y:auto;box-shadow:var(--sd-2);animation:drawerIn .24s var(--ease)}
@keyframes drawerIn{from{transform:translateX(18px);opacity:.5}to{transform:none;opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--c-line)}
.drawer-close{width:34px;height:34px;border-radius:10px;border:1px solid var(--c-line);background:#fff;font-size:18px;line-height:1;cursor:pointer;color:var(--c-text-2)}
.drawer-nav{list-style:none;display:grid;gap:4px;margin-top:14px}
.drawer-nav a{display:block;padding:12px 12px;border-radius:10px;font-size:15px;font-weight:600;color:var(--c-text-2)}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--c-primary-050);color:var(--c-primary)}
.drawer-actions{display:grid;gap:10px;margin-top:22px}
.drawer-actions .btn-main,.drawer-actions .btn-ghost{width:100%}

/* 面包屑 */
.crumb{font-size:13px;color:var(--c-text-3);display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:14px}
.crumb a{color:var(--c-text-3)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:#C3D2E2}
.crumb .now{color:var(--c-primary);font-weight:600}

/* 窄头图带 */
.page-band{background:linear-gradient(180deg,var(--c-primary-050) 0%,#FFFFFF 100%);border-bottom:1px solid var(--c-line);padding:38px 0 34px}
.band-inner{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,.85fr);gap:36px;align-items:center}
.band-title{font-size:clamp(28px,4vw,44px);line-height:1.25;font-weight:700;letter-spacing:.005em}
.band-sub{margin-top:14px;font-size:16px;line-height:1.85;color:var(--c-text-2);max-width:34em}
.stat-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.stat-pill{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--c-line);font-size:13px;color:var(--c-text-2);font-variant-numeric:tabular-nums}
.stat-pill b{font-family:var(--mono);font-weight:700;color:var(--c-primary)}
.band-figure{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sd-1);border:1px solid rgba(255,255,255,.7)}
.band-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}

/* 通用板块 */
.section{padding:64px 0}
.section--tight{padding:48px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.sec-tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--c-primary-050);color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.04em;margin-bottom:12px}
.sec-title{font-size:clamp(24px,2.6vw,30px);font-weight:700}
.sec-desc{font-size:14px;color:var(--c-text-2);max-width:32em}
.text-link{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--c-primary-600);text-decoration:underline}

/* 时间轴 */
.timeline-list{list-style:none}
.tl-item{display:grid;grid-template-columns:96px 28px minmax(0,1fr);align-items:stretch}
.tl-date{padding-top:22px;font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:13px;color:var(--c-text-3);letter-spacing:.02em}
.tl-rail{position:relative}
.tl-rail::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translateX(-50%);background:var(--c-line)}
.tl-item:first-child .tl-rail::before{top:26px}
.tl-item:last-child .tl-rail::before{bottom:auto;height:26px}
.tl-dot{position:relative;z-index:1;width:12px;height:12px;margin:20px auto 0;border-radius:50%;background:#fff;border:2px solid #C7D6E6}
.tl-item.is-current .tl-dot{background:var(--c-primary);border-color:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-050)}
.tl-card{display:flex;gap:18px;align-items:flex-start;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:16px;margin-bottom:28px;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sd-2);border-color:#CFE0F3}
.tl-thumb{width:120px;height:80px;flex:0 0 120px;border-radius:10px;object-fit:cover}
.tl-body{min-width:0;flex:1}
.tl-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.tl-top h3{font-size:18px;font-weight:600;line-height:1.4}
.tl-body p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--c-text-2)}
.tl-meta{display:flex;flex-wrap:wrap;gap:16px;margin-top:10px;font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.badge-state{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.badge-live{background:rgba(23,162,162,.12);color:#0F7C7C}
.badge-soon{background:var(--c-accent-050);color:#A85F14}
.badge-replay{background:var(--c-primary-050);color:var(--c-primary-600)}

/* 说明卡 */
.note-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sd-1)}
.note-card h3{font-size:20px;font-weight:600}
.note-card p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--c-text-2)}
.note-list{list-style:none;display:grid;gap:12px;margin-top:18px}
.note-list li{display:flex;gap:10px;font-size:14px;color:var(--c-text-2)}
.note-list li::before{content:"";flex:0 0 8px;width:8px;height:8px;margin-top:9px;border-radius:50%;background:var(--c-primary-050);border:2px solid var(--c-primary)}
.two-col{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);gap:32px;align-items:start}

/* FAQ */
.faq-list{border-top:1px solid var(--c-line)}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item summary{position:relative;list-style:none;cursor:pointer;padding:18px 44px 18px 18px;font-size:17px;font-weight:600;color:var(--c-text);transition:color .24s var(--ease)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--c-primary);opacity:0;transition:opacity .24s var(--ease)}
.faq-item summary::after{content:"";position:absolute;right:16px;top:50%;width:8px;height:8px;border-right:2px solid var(--c-text-3);border-bottom:2px solid var(--c-text-3);transform:translateY(-70%) rotate(45deg);transition:transform .24s var(--ease),border-color .24s var(--ease)}
.faq-item[open] summary{color:var(--c-primary)}
.faq-item[open] summary::before{opacity:1}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--c-primary)}
.faq-a{padding:0 44px 20px 18px;font-size:15px;line-height:1.8;color:var(--c-text-2)}

/* 紧凑入口卡 */
.link-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.link-card{display:flex;align-items:center;justify-content:space-between;gap:18px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px 22px;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.link-card:hover{transform:translateY(-2px);box-shadow:var(--sd-2);border-color:#CFE0F3}
.link-card h3{font-size:18px;font-weight:600;color:var(--c-text)}
.link-card p{margin-top:6px;font-size:14px;color:var(--c-text-2)}
.link-card .arrow{flex:0 0 34px;width:34px;height:34px;border-radius:50%;background:var(--c-primary-050);color:var(--c-primary);display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}

/* CTA 横条 */
.cta-strip{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;background:var(--c-primary-050);border-radius:var(--r-card);padding:28px 32px}
.cta-strip h3{font-size:20px;font-weight:700}
.cta-strip p{margin-top:8px;font-size:14px;color:var(--c-text-2)}
.cta-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.remind-form{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.remind-form input{flex:1 1 220px;height:48px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:#fff;padding:0 16px;font-size:15px;transition:border-color .24s var(--ease),box-shadow .24s var(--ease)}
.remind-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-050)}
.form-hint{margin-top:10px;font-size:12px;color:var(--c-text-3)}

/* 页脚 */
.site-footer{background:var(--c-footer);color:#fff;padding:56px 0 0;margin-top:72px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot-title{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px;font-weight:600;color:rgba(255,255,255,.92);margin-bottom:14px;letter-spacing:.04em}
.foot-toggle{display:none;width:9px;height:9px;border-right:2px solid rgba(255,255,255,.6);border-bottom:2px solid rgba(255,255,255,.6);transform:rotate(45deg);transition:transform .24s var(--ease)}
.foot-panel p{margin-top:12px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.7)}
.foot-list{list-style:none;display:grid;gap:10px;font-size:14px;color:rgba(255,255,255,.72)}
.foot-list a{color:rgba(255,255,255,.72)}
.foot-list a:hover{color:#fff;text-decoration:underline}
.site-footer .brand{color:#fff}
.site-footer .brand:hover{color:#fff}
.site-footer .brand-mark{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28)}
.site-footer .brand-name{color:#fff}
.foot-bottom{margin-top:40px;border-top:1px solid rgba(255,255,255,.14);padding:18px 0 22px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.7)}

/* 响应式 */
@media (max-width:1199.98px){
  .band-inner{grid-template-columns:minmax(0,1.3fr) minmax(0,.9fr);gap:28px}
}
@media (max-width:991.98px){
  .main-nav{display:none}
  .hamburger{display:block}
  .header-actions .btn-main{display:none}
  .header-inner{gap:16px;justify-content:space-between}
  .brand{margin-right:auto}
  .two-col{grid-template-columns:1fr}
  .link-cards{grid-template-columns:1fr}
}
@media (max-width:767.98px){
  .container-xl{padding-inline:20px}
  .topbar-right .topbar-btn{display:none}
  .page-band{padding:28px 0 26px}
  .band-inner{grid-template-columns:1fr;gap:22px}
  .band-figure{order:-1}
  .section{padding:48px 0}
  .section--tight{padding:36px 0}
  .sec-head{margin-bottom:24px}
  .tl-item{display:block;position:relative;padding-left:26px}
  .tl-item::before{content:"";position:absolute;left:5px;top:10px;bottom:10px;width:2px;background:var(--c-line)}
  .tl-rail{display:none}
  .tl-date{position:relative;padding:0 0 8px;font-size:12px}
  .tl-date::before{content:"";position:absolute;left:-26px;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid #C7D6E6}
  .tl-item.is-current .tl-date::before{background:var(--c-primary);border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-050)}
  .tl-card{flex-direction:column;margin-bottom:24px}
  .tl-thumb{width:100%;height:auto;aspect-ratio:16/9;flex:none}
  .cta-strip{padding:22px}
  .cta-strip .btn-main{width:100%}
  .remind-form input{flex:1 1 100%}
  .remind-form .btn-main{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:0}
  .foot-col{border-bottom:1px solid rgba(255,255,255,.12)}
  .foot-col:last-child{border-bottom:0}
  .foot-title{margin:0;padding:16px 0;cursor:pointer}
  .foot-toggle{display:block}
  .foot-col.open .foot-toggle{transform:rotate(-135deg)}
  .foot-brand .foot-title{cursor:default;padding-bottom:12px}
  .foot-panel{display:none;padding-bottom:16px}
  .foot-brand .foot-panel{display:block}
  .foot-col.open .foot-panel{display:block}
  .foot-bottom{margin-top:24px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important}
  .tl-card:hover,.link-card:hover,.btn-main:hover,.btn-ghost:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --c-primary:#1B6FD1;
  --c-primary-600:#1559A8;
  --c-primary-050:#EAF3FD;
  --c-accent:#E98A2B;
  --c-accent-050:#FDF2E4;
  --c-teal:#17A2A2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3EAF3;
  --c-text:#12202E;
  --c-text-2:#5A6B7C;
  --c-text-3:#8A99A8;
  --c-footer:#0E2A45;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sd-1:0 1px 2px rgba(18,32,46,.05),0 8px 24px rgba(18,32,46,.06);
  --sd-2:0 4px 12px rgba(18,32,46,.08),0 18px 40px rgba(18,32,46,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --tr:240ms cubic-bezier(.22,.61,.36,1);

  --bs-primary:#1B6FD1;
  --bs-primary-rgb:27,111,209;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --bs-body-bg:#F5F8FC;
  --bs-border-radius:14px;
  --bs-link-color:#1B6FD1;
  --bs-link-hover-color:#1559A8;
  --bs-body-color:#12202E;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--c-primary-600)}
button,input{font:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}

.container-xl{max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-primary-600);color:#fff;font-size:13px;min-height:38px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px}
.topbar-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.topbar-domain{font-family:ui-monospace,"Roboto Mono",monospace;font-weight:600;letter-spacing:.4px;font-variant-numeric:tabular-nums}
.topbar-tip{color:rgba(255,255,255,.78)}
.topbar-right{display:flex;align-items:center;gap:14px}
.topbar-link{color:#fff;font-size:13px}
.topbar-link:hover{color:#fff;text-decoration:underline}
.topbar-btn{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid rgba(255,255,255,.6);color:#fff;
  border-radius:var(--r-pill);padding:4px 14px;font-size:13px;
  transition:background var(--tr),border-color var(--tr);
}
.topbar-btn:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030}
.mainnav{background:var(--c-surface);border-bottom:1px solid var(--c-line);transition:box-shadow var(--tr)}
.mainnav.scrolled{box-shadow:var(--sd-1)}
.mainnav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;letter-spacing:.5px;
  font-family:ui-monospace,"Roboto Mono",monospace;
  box-shadow:0 6px 16px rgba(27,111,209,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-size:17px;font-weight:700;color:var(--c-text)}
.brand-sub{font-size:12px;color:var(--c-text-3)}
.brand:hover .brand-name{color:var(--c-primary)}

.nav-center{flex:1;display:flex;justify-content:center}
.nav-menu{display:flex;align-items:center;gap:8px;margin:0;padding:0}
.nav-menu li{list-style:none}
.nav-menu a{
  position:relative;display:inline-block;
  padding:22px 14px;font-size:15px;color:var(--c-text-2);
  transition:color var(--tr);
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;
  background:var(--c-primary);border-radius:2px;
  transform:scaleX(0);transform-origin:center;
  transition:transform var(--tr);
}
.nav-menu a:hover{color:var(--c-primary)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--c-primary);font-weight:600}
.nav-menu a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px}

/* ---------- 按钮 ---------- */
.btn{
  --btn-bg:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);border:1px solid transparent;
  padding:11px 22px;font-size:15px;font-weight:600;line-height:1.4;
  cursor:pointer;transition:background var(--tr),color var(--tr),border-color var(--tr),transform var(--tr),box-shadow var(--tr);
}
.btn:active{transform:translateY(1px)}
.btn-primary,.btn-primary:focus{
  background:var(--c-primary);color:#fff;
  box-shadow:0 6px 18px rgba(27,111,209,.22);
}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(27,111,209,.28)}
.btn-outline-primary,.btn-outline-primary:focus{
  background:transparent;color:var(--c-primary);border-color:#BBD6F3;
}
.btn-outline-primary:hover{background:var(--c-primary-050);color:var(--c-primary-600);border-color:var(--c-primary);transform:translateY(-1px)}
.btn-light-ghost{
  background:var(--c-surface);color:var(--c-text);border-color:var(--c-line);box-shadow:var(--sd-1);
}
.btn-light-ghost:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn-sm{padding:8px 16px;font-size:14px}
.btn-block{width:100%}
.btn-cta{padding:10px 20px;font-size:14.5px}
.link-more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.link-more i{transition:transform var(--tr)}
.link-more:hover i{transform:translateX(3px)}

/* ---------- 汉堡按钮 ---------- */
.nav-toggler{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);
  background:var(--c-surface);border-radius:12px;
  padding:0;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.nav-toggler span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-text)}
.nav-toggler:hover{border-color:var(--c-primary);box-shadow:var(--sd-1)}

/* ---------- 抽屉 ---------- */
.offcanvas.offcanvas-end{width:320px;border-radius:16px 0 0 16px;border:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--c-line)}
.drawer-title{font-size:15px;font-weight:700;color:var(--c-text)}
.drawer-body{padding:16px 22px 28px}
.drawer-list li{border-bottom:1px solid var(--c-line)}
.drawer-list a{display:flex;align-items:center;justify-content:space-between;padding:15px 2px;color:var(--c-text);font-size:15px}
.drawer-list a.active{color:var(--c-primary);font-weight:600}
.drawer-list a i{color:var(--c-text-3);font-size:12px}
.drawer-actions{margin-top:22px;display:grid;gap:10px}
.drawer-note{margin-top:18px;font-size:12.5px;color:var(--c-text-3);line-height:1.7}

/* ---------- 面包屑 ---------- */
.crumb-wrap{background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.crumb{display:flex;align-items:center;gap:8px;padding:14px 0;font-size:13px;color:var(--c-text-3)}
.crumb a{color:var(--c-text-3)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:#C3CEDA}
.crumb .current{color:var(--c-primary);font-weight:600}

/* ---------- 页头带 ---------- */
.page-head{
  background:linear-gradient(135deg,var(--c-primary-050) 0%,#FFFFFF 78%);
  padding:56px 0 52px;
  border-bottom:1px solid var(--c-line);
}
.page-head-inner{display:grid;grid-template-columns:1.35fr .9fr;gap:40px;align-items:center}
.head-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-surface);border:1px solid #CFE2F7;
  color:var(--c-primary);border-radius:var(--r-pill);
  padding:5px 14px;font-size:12px;font-weight:600;margin-bottom:16px;
}
.page-head h1{font-size:clamp(28px,3.4vw,40px);font-weight:700;line-height:1.25;color:var(--c-text);letter-spacing:-.4px}
.page-head .lead{margin-top:16px;font-size:17px;color:var(--c-text-2);max-width:640px}
.head-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:6px 14px;font-size:13px;color:var(--c-text-2);box-shadow:var(--sd-1);
}
.pill i{color:var(--c-primary)}
.pill .num{font-family:ui-monospace,"Roboto Mono",monospace;font-variant-numeric:tabular-nums;color:var(--c-text);font-weight:600}
.head-figure{
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd-1);
  border:1px solid var(--c-line);background:var(--c-surface);
}
.head-figure img{width:100%;height:210px;object-fit:cover}

/* ---------- 通用区块 ---------- */
.section{padding:60px 0}
.section-tight{padding:44px 0}
.section-white{background:var(--c-surface)}
.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-title h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;color:var(--c-text);line-height:1.35}
.section-title p{margin-top:10px;font-size:14.5px;color:var(--c-text-2);max-width:640px}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:1px;color:var(--c-primary);margin-bottom:8px}

/* ---------- 四步流程 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sd-1);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
  position:relative;overflow:hidden;
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--sd-2);border-color:#CFE2F7}
.step-num{
  font-family:ui-monospace,"Roboto Mono",monospace;font-variant-numeric:tabular-nums;
  font-size:26px;font-weight:700;color:var(--c-primary);line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:50%;
  background:rgba(27,111,209,.10);margin-bottom:16px;
}
.step-card h3{font-size:17px;font-weight:600;color:var(--c-text);margin-bottom:8px}
.step-card p{font-size:14px;color:var(--c-text-2);line-height:1.75}
.step-note{margin-top:10px;font-size:12.5px;color:var(--c-text-3)}

/* ---------- zigzag ---------- */
.zig-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:64px}
.zig-row:last-child{margin-bottom:0}
.zig-row.reverse .zig-media{order:2}
.zig-media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sd-1);background:var(--c-surface)}
.zig-media img{width:100%;height:320px;object-fit:cover;transition:transform var(--tr)}
.zig-row:hover .zig-media img{transform:scale(1.03)}
.zig-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-primary-050);color:var(--c-primary);
  border-radius:var(--r-pill);padding:5px 14px;font-size:12px;font-weight:600;margin-bottom:14px;
}
.zig-body h2{font-size:clamp(20px,2.1vw,23px);font-weight:700;color:var(--c-text);line-height:1.4}
.zig-body>p{margin-top:12px;font-size:15px;color:var(--c-text-2)}
.check-list{margin:20px 0 22px;display:grid;gap:12px}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--c-text-2);line-height:1.7}
.check-ico{
  flex:none;width:22px;height:22px;border-radius:50%;
  border:1.5px solid var(--c-primary);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;margin-top:3px;
}
.check-list strong{color:var(--c-text);font-weight:600}

/* ---------- 紧凑卡 2x2 ---------- */
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.mini-card{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 24px;min-height:112px;
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sd-2);border-color:#CFE2F7}
.mini-card h3{font-size:16.5px;font-weight:600;color:var(--c-text)}
.mini-card p{margin-top:6px;font-size:13.5px;color:var(--c-text-3)}
.mini-arrow{
  flex:none;width:36px;height:36px;border-radius:50%;
  background:var(--c-primary-050);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;
  transition:background var(--tr),color var(--tr),transform var(--tr);
}
.mini-card:hover .mini-arrow{background:var(--c-primary);color:#fff;transform:translateX(3px)}

/* ---------- 简答列表 ---------- */
.qa-list{border-top:1px solid var(--c-line)}
.qa-item{
  display:grid;grid-template-columns:260px 1fr;gap:28px;
  padding:26px 0;border-bottom:1px solid var(--c-line);
}
.qa-item h3{font-size:16px;font-weight:600;color:var(--c-text);line-height:1.6;position:relative;padding-left:16px}
.qa-item h3::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--c-primary)}
.qa-item p{font-size:15px;color:var(--c-text-2);line-height:1.85}

/* ---------- CTA 横条 ---------- */
.cta-bar{
  background:var(--c-primary-050);border-radius:var(--r-card);
  padding:30px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;
  border:1px solid #D8E7F8;
}
.cta-bar h2{font-size:20px;font-weight:700;color:var(--c-text)}
.cta-bar p{margin-top:8px;font-size:14.5px;color:var(--c-text-2)}
.cta-actions{display:flex;align-items:center;gap:16px;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-footer);color:#fff;margin-top:72px;padding:56px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.foot-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;display:flex;align-items:center;justify-content:space-between}
.foot-panel p{font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.8;margin-top:14px}
.foot-panel .brand-name,.foot-panel .brand-text .brand-name{color:#fff}
.foot-panel .brand-name{font-size:16px}
.foot-list li{margin-bottom:10px}
.foot-list a,.foot-list span{font-size:13.5px;color:rgba(255,255,255,.72)}
.foot-list a:hover{color:#fff;text-decoration:underline}
.foot-toggle{display:none}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.7);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .page-head-inner{grid-template-columns:1.2fr .8fr;gap:32px}
  .zig-row{gap:40px}
}
@media (max-width:991.98px){
  .nav-center{display:none}
  .nav-toggler{display:inline-flex}
  .page-head-inner{grid-template-columns:1fr}
  .head-figure img{height:190px}
  .step-grid{grid-template-columns:1fr 1fr}
  .zig-row{grid-template-columns:1fr;gap:26px;margin-bottom:48px}
  .zig-row.reverse .zig-media{order:0}
  .zig-media img{height:260px}
  .mini-grid{grid-template-columns:1fr}
  .qa-item{grid-template-columns:1fr;gap:12px}
  .cta-bar{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
}
@media (max-width:767.98px){
  .topbar-tip{display:none}
  .section{padding:44px 0}
  .section-tight{padding:34px 0}
  .page-head{padding:40px 0}
  .foot-grid{grid-template-columns:1fr;gap:0}
  .foot-title{
    padding:16px 0;margin:0;border-bottom:1px solid rgba(255,255,255,.14);cursor:pointer;
  }
  .foot-toggle{
    display:block;width:9px;height:9px;border-right:2px solid rgba(255,255,255,.7);border-bottom:2px solid rgba(255,255,255,.7);
    transform:rotate(45deg);transition:transform var(--tr);margin-right:6px;
  }
  .foot-col.open .foot-toggle{transform:rotate(-135deg)}
  .foot-panel{display:none;padding:14px 0 18px}
  .foot-col.open .foot-panel{display:block}
  .foot-brand .foot-panel{display:block}
  .foot-brand .foot-title{cursor:default}
}
@media (max-width:575.98px){
  .container-xl{padding-left:18px;padding-right:18px}
  .step-grid{grid-template-columns:1fr}
  .nav-menu a{padding:20px 10px}
  .cta-bar{padding:24px 20px}
  .btn{width:100%}
  .nav-right .btn-cta.keep-inline{width:auto}
  .cta-actions{flex-wrap:wrap}
  .cta-actions .link-more{width:100%;justify-content:flex-start}
  .brand-sub{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .step-card:hover,.mini-card:hover,.btn-primary:hover,.zig-row:hover .zig-media img{transform:none}
}

/* roulang page: category3 */
:root{
  --c-primary:#1B6FD1;
  --c-primary-600:#1559A8;
  --c-primary-050:#EAF3FD;
  --c-accent:#E98A2B;
  --c-accent-050:#FDF2E4;
  --c-teal:#17A2A2;
  --c-bg:#F5F8FC;
  --c-surface:#FFFFFF;
  --c-line:#E3EAF3;
  --c-text:#12202E;
  --c-text-2:#5A6B7C;
  --c-text-3:#8A99A8;
  --c-footer:#0E2A45;

  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;

  --sd-1:0 1px 2px rgba(18,32,46,.05),0 8px 24px rgba(18,32,46,.06);
  --sd-2:0 4px 12px rgba(18,32,46,.08),0 18px 40px rgba(18,32,46,.10);

  --ease:cubic-bezier(.22,.61,.36,1);
  --t:240ms var(--ease);

  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:ui-monospace,"Roboto Mono","SFMono-Regular",Menlo,Consolas,monospace;

  --bs-primary:#1B6FD1;
  --bs-primary-rgb:27,111,209;
  --bs-body-font-family:var(--font-cn);
  --bs-border-radius:14px;
  --bs-link-color:#1B6FD1;
  --bs-link-hover-color:#1559A8;
  --bs-body-bg:#F5F8FC;
  --bs-body-color:#12202E;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t),background-color var(--t);}
a:hover{color:var(--c-primary-600);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 16px;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--c-text);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container-xl{max-width:1200px;}
@media (min-width:1200px){.container-xl{max-width:1200px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--c-primary-600);
  color:#fff;
  font-size:13px;
  min-height:38px;
}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:38px;
  padding:6px 0;
}
.topbar-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.topbar-domain{
  font-family:var(--font-num);
  letter-spacing:.02em;
  padding:2px 10px;
  border:1px solid rgba(255,255,255,.35);
  border-radius:var(--r-pill);
  font-size:12px;
}
.topbar-tip{opacity:.9;}
.topbar-right{display:flex;align-items:center;gap:12px;}
.topbar-link{color:rgba(255,255,255,.92);font-size:13px;}
.topbar-link:hover{color:#fff;text-decoration:underline;}
.topbar-btn{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  font-size:12px;
  color:#fff;
  border:1px solid rgba(255,255,255,.55);
  border-radius:var(--r-pill);
  background:transparent;
  transition:background var(--t),color var(--t),border-color var(--t);
}
.topbar-btn:hover{background:#fff;color:var(--c-primary-600);border-color:#fff;}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--t);
}
.site-header.is-stuck{box-shadow:var(--sd-1);}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:68px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-text);}
.brand:hover{color:var(--c-text);}
.brand-mark{
  width:40px;height:40px;
  flex:0 0 40px;
  display:grid;
  place-items:center;
  border-radius:12px;
  background:var(--c-primary);
  color:#fff;
  font-family:var(--font-num);
  font-weight:700;
  font-size:16px;
  letter-spacing:.02em;
  box-shadow:0 2px 0 rgba(18,32,46,.08);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:17px;font-weight:700;color:var(--c-text);}
.brand-sub{font-size:12px;color:var(--c-text-3);}
.nav-menu{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.nav-menu a{
  display:block;
  padding:6px 12px;
  font-size:15px;
  color:var(--c-text-2);
  border-radius:8px;
  position:relative;
  transition:color var(--t),background var(--t);
}
.nav-menu a:hover{color:var(--c-primary);background:var(--c-primary-050);}
.nav-menu a.active{color:var(--c-primary);font-weight:600;background:transparent;}
.nav-menu a.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:2px;
  background:var(--c-primary);
  border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:12px;}
.btn{
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  padding:10px 20px;
  border:1px solid transparent;
  transition:background-color var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  background:var(--c-primary);
  color:#fff;
  box-shadow:0 1px 2px rgba(18,32,46,.08);
}
.btn-primary:hover,.btn-primary:focus{
  background:var(--c-primary-600);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:var(--sd-1);
}
.btn-outline-primary{
  background:transparent;
  color:var(--c-primary);
  border-color:#B9D4F2;
}
.btn-outline-primary:hover{
  background:var(--c-primary-050);
  color:var(--c-primary-600);
  border-color:var(--c-primary);
  transform:translateY(-1px);
}
.btn-sm{padding:7px 14px;font-size:14px;}
.btn-ghost{
  background:transparent;
  color:var(--c-primary);
  padding:8px 4px;
  font-weight:600;
}
.btn-ghost:hover{color:var(--c-primary-600);text-decoration:underline;}
.text-link{font-size:14px;font-weight:600;color:var(--c-primary);}
.text-link:hover{text-decoration:underline;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--c-line);
  border-radius:var(--r-btn);
  background:var(--c-surface);
  padding:0;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{
  display:block;
  width:20px;height:2px;
  background:var(--c-text);
  border-radius:2px;
  transition:transform var(--t),opacity var(--t);
}

/* 抽屉 */
.drawer{
  border-radius:16px 0 0 16px !important;
  border-left:1px solid var(--c-line);
  max-width:88vw;
}
.drawer .offcanvas-header{
  border-bottom:1px solid var(--c-line);
  padding:16px 20px;
}
.drawer-title{font-size:16px;font-weight:700;}
.drawer-close{
  border:none;background:transparent;
  font-size:24px;line-height:1;
  color:var(--c-text-3);
  cursor:pointer;
}
.drawer-list li a{
  display:block;
  padding:13px 4px;
  font-size:16px;
  color:var(--c-text);
  border-bottom:1px solid var(--c-line);
}
.drawer-list li a.active{color:var(--c-primary);font-weight:600;}
.drawer-cta{width:100%;margin-top:20px;}
.drawer-note{margin-top:14px;font-size:12px;color:var(--c-text-3);}

/* ---------- 窄头图带 ---------- */
.page-hero{
  background:linear-gradient(180deg,var(--c-primary-050) 0%,#FFFFFF 100%);
  border-bottom:1px solid var(--c-line);
  padding:32px 0 36px;
}
.crumbs{
  font-size:13px;
  color:var(--c-text-3);
  margin-bottom:18px;
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.crumbs a{color:var(--c-text-3);}
.crumbs a:hover{color:var(--c-primary);}
.crumbs .sep{color:#C6D3E0;}
.crumbs .current{color:var(--c-primary);font-weight:600;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:40px;
  align-items:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:var(--c-surface);
  border:1px solid #CFE1F6;
  color:var(--c-primary);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  margin-bottom:14px;
}
.page-title{
  font-size:clamp(28px,4vw,44px);
  line-height:1.25;
  letter-spacing:-.01em;
  margin-bottom:12px;
}
.page-sub{
  font-size:16px;
  color:var(--c-text-2);
  max-width:620px;
  margin-bottom:18px;
}
.stat-row{display:flex;flex-wrap:wrap;gap:8px;}
.stat-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 14px;
  font-size:13px;
  color:var(--c-text-2);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
}
.stat-pill b{font-family:var(--font-num);color:var(--c-primary);font-weight:700;}
.hero-art{
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:var(--sd-1);
  background:var(--c-surface);
}
.hero-art img{width:100%;height:190px;object-fit:cover;}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0;}
.section-tight{padding:40px 0 56px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  margin-bottom:28px;
}
.section-title{font-size:clamp(22px,2.6vw,30px);letter-spacing:-.01em;}
.section-desc{font-size:14px;color:var(--c-text-2);margin:8px 0 0;}
.divider{height:1px;background:var(--c-line);border:0;margin:0;}

/* 搜索框（静态外观） */
.search-panel{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sd-1);
  margin-top:-28px;
  position:relative;
}
.search-field{position:relative;}
.search-field input{
  width:100%;
  height:48px;
  padding:0 16px 0 46px;
  font-size:15px;
  color:var(--c-text);
  background:#FBFDFF;
  border:1px solid var(--c-line);
  border-radius:var(--r-btn);
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.search-field input::placeholder{color:var(--c-text-3);}
.search-field input:focus{
  outline:none;
  background:#fff;
  border-color:var(--c-primary);
  box-shadow:0 0 0 4px var(--c-primary-050);
}
.search-icon{
  position:absolute;
  left:16px;top:50%;
  transform:translateY(-50%);
  width:18px;height:18px;
  color:var(--c-text-3);
  pointer-events:none;
}
.hot-words{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  margin-top:14px;
  font-size:13px;
  color:var(--c-text-3);
}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  font-size:12px;
  border-radius:var(--r-pill);
  background:var(--c-primary-050);
  color:var(--c-primary-600);
  border:1px solid #D3E6F9;
  transition:background var(--t),color var(--t);
}
.tag:hover{background:#DCEBFB;color:var(--c-primary-600);}
.tag-accent{background:var(--c-accent-050);color:#A85F13;border-color:#F4DCC0;}

/* ---------- FAQ 分组 ---------- */
.qa-group{margin-bottom:36px;}
.qa-group-head{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:10px;
  padding-left:2px;
}
.qa-group-title{font-size:15px;font-weight:700;color:var(--c-primary);letter-spacing:.02em;}
.count-badge{
  display:inline-flex;
  align-items:center;
  height:20px;
  padding:0 9px;
  font-size:12px;
  font-family:var(--font-num);
  border-radius:var(--r-pill);
  background:var(--c-primary-050);
  color:var(--c-primary-600);
  border:1px solid #D3E6F9;
}
.accordion{--bs-accordion-border-width:0;}
.accordion-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card) !important;
  margin-bottom:10px;
  overflow:hidden;
  transition:box-shadow var(--t),transform var(--t);
}
.accordion-item:hover{box-shadow:var(--sd-1);}
.accordion-item:has(.accordion-button:not(.collapsed)){
  border-left:3px solid var(--c-primary);
  box-shadow:var(--sd-1);
}
.accordion-button{
  display:flex;
  align-items:center;
  width:100%;
  padding:18px 20px;
  font-size:17px;
  font-weight:600;
  color:var(--c-text);
  background:var(--c-surface);
  border:0;
  border-radius:0 !important;
  box-shadow:none !important;
  transition:background var(--t),color var(--t);
}
.accordion-button:not(.collapsed){
  color:var(--c-primary);
  background:var(--c-surface);
  box-shadow:inset 3px 0 0 var(--c-primary) !important;
}
.accordion-button:hover{background:#FAFCFF;}
.accordion-button::after{display:none !important;}
.q-icon{
  width:20px;height:20px;
  flex:0 0 20px;
  margin-left:auto;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235A6B7C' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-size:20px 20px;
  background-repeat:no-repeat;
  transition:transform var(--t);
}
.accordion-button:not(.collapsed) .q-icon{transform:rotate(180deg);}
.accordion-body{
  padding:0 20px 20px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-text-2);
}
.accordion-body p:last-child{margin-bottom:0;}
.tips-box{
  margin-top:14px;
  padding:12px 16px;
  background:var(--c-primary-050);
  border-left:3px solid var(--c-primary);
  border-radius:0 10px 10px 0;
  font-size:14px;
  color:var(--c-text-2);
}

/* ---------- 图文准备区 ---------- */
.prep-grid{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:40px;
  align-items:center;
}
.prep-media{
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:var(--sd-1);
  background:var(--c-surface);
}
.prep-media img{width:100%;height:280px;object-fit:cover;}
.check-list li{
  display:flex;
  gap:12px;
  padding:12px 0;
  border-bottom:1px dashed var(--c-line);
}
.check-list li:last-child{border-bottom:0;}
.check-mark{
  width:22px;height:22px;
  flex:0 0 22px;
  margin-top:4px;
  border-radius:50%;
  border:1.5px solid var(--c-primary);
  display:grid;
  place-items:center;
}
.check-mark svg{width:12px;height:12px;color:var(--c-primary);}
.check-list strong{font-size:16px;font-weight:600;display:block;margin-bottom:2px;}
.check-list span{font-size:14px;color:var(--c-text-2);}

/* ---------- 快捷卡 ---------- */
.quick-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.quick-card{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:22px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  color:var(--c-text);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.quick-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sd-2);
  border-color:#CFE1F6;
  color:var(--c-text);
}
.quick-num{
  width:32px;height:32px;
  flex:0 0 32px;
  display:grid;
  place-items:center;
  border-radius:10px;
  background:var(--c-primary-050);
  color:var(--c-primary);
  font-family:var(--font-num);
  font-size:14px;
  font-weight:700;
}
.quick-body h3{font-size:17px;font-weight:600;margin-bottom:4px;}
.quick-body p{font-size:14px;color:var(--c-text-2);margin:0;}
.quick-arrow{
  margin-left:auto;
  color:var(--c-text-3);
  font-size:18px;
  line-height:1;
  transition:transform var(--t),color var(--t);
}
.quick-card:hover .quick-arrow{transform:translateX(3px);color:var(--c-primary);}

/* ---------- CTA 条 ---------- */
.cta-strip{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  padding:28px 32px;
  background:var(--c-primary-050);
  border:1px solid #D3E6F9;
  border-radius:var(--r-card);
}
.cta-strip h2{font-size:20px;font-weight:700;margin-bottom:6px;}
.cta-strip p{margin:0;font-size:14px;color:var(--c-text-2);}
.cta-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-footer);
  color:rgba(255,255,255,.86);
  padding:56px 0 0;
  margin-top:24px;
}
.site-footer a{color:rgba(255,255,255,.86);}
.site-footer a:hover{color:#fff;text-decoration:underline;}
.foot-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:32px;
  padding-bottom:36px;
}
.foot-title{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
  letter-spacing:.02em;
}
.foot-brand .brand-name{color:#fff;}
.foot-brand .brand-mark{background:var(--c-primary);}
.foot-brand p{font-size:14px;color:rgba(255,255,255,.72);margin:14px 0 0;line-height:1.7;}
.foot-list li{margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.78);}
.foot-toggle{display:none;}
.foot-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  padding:18px 0 24px;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;
  color:rgba(255,255,255,.7);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-grid{grid-template-columns:minmax(0,1fr) 260px;gap:28px;}
}
@media (max-width:991.98px){
  .nav-menu{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-primary{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:24px;}
  .hero-art img{height:200px;}
  .prep-grid{grid-template-columns:1fr;gap:24px;}
  .prep-media img{height:240px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .section{padding:48px 0;}
}
@media (max-width:767.98px){
  .topbar-tip{display:none;}
  .hero-grid{gap:20px;}
  .page-hero{padding:24px 0 28px;}
  .search-panel{margin-top:0;padding:18px;}
  .quick-grid{grid-template-columns:1fr;}
  .cta-strip{padding:22px 20px;}
  .cta-strip .btn{width:100%;}
  .cta-actions{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:0;padding-bottom:12px;}
  .foot-col{border-bottom:1px solid rgba(255,255,255,.14);}
  .foot-title{
    display:flex;
    align-items:center;
    justify-content:space-between;
    margin:0;
    padding:15px 0;
    cursor:pointer;
  }
  .foot-toggle{
    display:block;
    width:10px;height:10px;
    border-right:1.5px solid rgba(255,255,255,.7);
    border-bottom:1.5px solid rgba(255,255,255,.7);
    transform:rotate(45deg);
    transition:transform var(--t);
    margin-right:4px;
  }
  .foot-col.is-open .foot-toggle{transform:rotate(-135deg);}
  .foot-col .foot-panel{display:none;padding-bottom:16px;}
  .foot-col.is-open .foot-panel{display:block;}
  .accordion-button{font-size:16px;padding:16px;}
  .accordion-body{padding:0 16px 18px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:575.98px){
  .brand-sub{display:none;}
  .page-sub{font-size:15px;}
  .stat-pill{font-size:12px;padding:0 11px;}
  .section{padding:40px 0;}
  .search-field input{height:46px;font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    transition-duration:.01ms !important;
    animation-duration:.01ms !important;
    transform:none !important;
  }
}