/* roulang page: index */
:root{
  --brand-600:#1D68AE;
  --brand-700:#15538F;
  --brand-900:#0C3A6B;
  --brand-050:#EAF3FB;
  --accent:#F2731F;
  --accent-strong:#C9540A;
  --grass:#17A398;
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --surface-alt:#EEF4FA;
  --text:#16212E;
  --text-2:#55677C;
  --text-3:#8A99AB;
  --border:#E1E9F2;
  --border-strong:#C9DCF0;
  --r-card:14px;
  --r-panel:18px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(16,33,52,.05);
  --sh-2:0 6px 18px rgba(16,33,52,.07);
  --sh-3:0 14px 34px rgba(16,33,52,.10);
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.8;letter-spacing:.2px;
  color:var(--text);background:var(--bg);
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-700)}
button,input{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
:focus-visible{outline:2px solid rgba(29,104,174,.75);outline-offset:2px}
.btn:focus,.btn:active:focus,.form-control:focus,.accordion-button:focus{box-shadow:none}
.form-control:focus{border-color:var(--brand-600);box-shadow:0 0 0 4px rgba(29,104,174,.12)}
.container{width:100%;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{max-width:720px;padding:0}}
@media(min-width:992px){.container{max-width:960px}}
@media(min-width:1200px){.container{max-width:1140px}}
@media(min-width:1400px){.container{max-width:1280px}}

/* ---------- 按钮 ---------- */
.btn{border-radius:var(--r-btn);font-weight:600;font-size:15px;letter-spacing:.2px;transition:all .18s ease;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-accent{background:var(--accent-strong);color:#fff;height:44px;padding:0 24px}
.btn-accent:hover,.btn-accent:active{background:#B14A08;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-accent:active{transform:translateY(1px)}
.btn-lg-cta{height:52px;padding:0 28px;font-size:16px}
.btn-ghost{background:transparent;color:var(--brand-600);border-color:var(--brand-600);height:44px;padding:0 22px}
.btn-ghost:hover{background:var(--brand-050);color:var(--brand-700);border-color:var(--brand-700)}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand-600);font-weight:600;font-size:15px}
.btn-text svg{transition:transform .18s ease}
.btn-text:hover svg{transform:translateX(3px)}

/* ---------- 顶部品牌行 ---------- */
.site-header{background:var(--surface);position:relative;z-index:60}
.brand-bar{height:64px;border-bottom:1px solid var(--border)}
.brand-bar-inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:700;font-size:19px;letter-spacing:-.3px}
.brand:hover{color:var(--brand-700)}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(90deg,var(--brand-600),var(--brand-700));display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.brand-mark svg{width:20px;height:20px;display:block}
.brand-actions{display:flex;align-items:center;gap:14px}
.search-box{position:relative;width:240px}
.search-box input{height:40px;border-radius:var(--r-btn);border:1px solid #DDE6F0;background:#FBFDFF;padding:0 40px 0 14px;font-size:14px;width:100%;color:var(--text)}
.search-box input::placeholder{color:#9AA9BB}
.search-box button{position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;background:transparent;color:var(--text-3);display:flex;align-items:center;justify-content:center;border-radius:8px}
.search-box button:hover{background:var(--brand-050);color:var(--brand-600)}
.link-btn{font-size:14px;color:var(--text-2);font-weight:500}
.link-btn:hover{color:var(--brand-600)}
.search-toggle{display:none;width:38px;height:38px;border:1px solid var(--border);background:#fff;border-radius:var(--r-btn);color:var(--text-2);align-items:center;justify-content:center}

/* ---------- 频道行 ---------- */
.channel-bar{position:sticky;top:0;z-index:55;background:var(--surface);border-bottom:1px solid var(--border);transition:box-shadow .2s ease}
.channel-bar.sh-1{box-shadow:var(--sh-2)}
.channel-inner{display:flex;align-items:center;gap:28px;height:48px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{position:relative;white-space:nowrap;font-size:15px;font-weight:500;color:var(--text-2);padding:6px 12px;border-radius:8px;transition:background .18s ease,color .18s ease}
.channel-link:hover{background:var(--surface-alt);color:var(--brand-700)}
.channel-link.active{color:var(--brand-600);font-weight:600;background:var(--brand-050)}
.channel-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;border-radius:3px;background:var(--brand-600)}
.channel-bar .channel-cta{margin-left:auto;flex:0 0 auto}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-alt{background:var(--surface-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;letter-spacing:-.4px}
.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-600);background:var(--brand-050);border-radius:999px;padding:5px 12px;margin-bottom:12px}
.section-desc{color:var(--text-2);font-size:15px;margin-top:10px;max-width:640px}
.badge-soft{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;border-radius:999px;padding:4px 11px;background:rgba(23,163,152,.12);color:#0E7C74}
.badge-orange{display:inline-flex;align-items:center;font-size:13px;font-weight:600;border-radius:8px;padding:4px 10px;background:rgba(242,115,31,.13);color:#A8460A}
.badge-grey{display:inline-flex;align-items:center;font-size:13px;font-weight:500;border-radius:8px;padding:4px 10px;background:#EEF1F5;color:var(--text-2)}
.card-x{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-2);transition:transform .18s ease,box-shadow .18s ease}
.card-x:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.muted{color:var(--text-3);font-size:13px}

/* ---------- Hero ---------- */
.hero{position:relative;background:#fff;border-bottom:1px solid var(--border);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(115deg,rgba(29,104,174,.055) 0 1px,transparent 1px 34px);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;padding:84px 0 96px}
.hero-left{border-left:1px solid var(--border-strong);padding-left:28px}
.hero h1{font-size:clamp(28px,3.4vw,42px);line-height:1.25;letter-spacing:-.5px;margin-bottom:18px}
.hero-sub{font-size:17px;color:var(--text-2);max-width:520px;margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px}
.hero-stats{display:flex;flex-wrap:wrap;gap:40px}
.hero-stat strong{display:block;font-size:30px;font-weight:700;color:var(--brand-700);line-height:1.2;letter-spacing:-.5px}
.hero-stat span{font-size:13px;color:var(--text-3)}
.hero-media{position:relative;border-radius:var(--r-panel);overflow:hidden;box-shadow:var(--sh-3);aspect-ratio:16/10;background:var(--surface-alt)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:rgba(29,104,174,.06)}
.hero-float{position:absolute;left:-26px;bottom:26px;width:250px;background:#fff;border-radius:var(--r-card);border:1px solid var(--border);box-shadow:var(--sh-3);padding:18px 20px;z-index:2}
.hero-float h3{font-size:15px;font-weight:600;margin-bottom:6px}
.hero-float p{font-size:13px;color:var(--text-2);line-height:1.7}
.hero-float .ring{display:flex;align-items:center;gap:8px;margin-top:12px}
.hero-float .dot{width:8px;height:8px;border-radius:50%;background:var(--grass)}

/* ---------- 数据信任条 ---------- */
.trust-bar{background:var(--surface-alt);border-bottom:1px solid var(--border)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-cell{padding:30px 24px;border-left:1px solid var(--border)}
.trust-cell:first-child{border-left:0}
.trust-cell strong{display:block;font-size:28px;font-weight:700;color:var(--brand-700);line-height:1.2}
.trust-cell span{font-size:13px;color:var(--text-2)}

/* ---------- 权益对比表 ---------- */
.table-panel{background:#fff;border:1px solid var(--border);border-radius:var(--r-panel);box-shadow:var(--sh-2);overflow:hidden}
.table-wrap{overflow-x:auto}
table.compare{width:100%;border-collapse:collapse;min-width:760px}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:15px;border-bottom:1px solid var(--border)}
table.compare thead th{position:sticky;top:0;background:#fff;color:var(--brand-700);font-weight:700;font-size:15px;border-bottom:2px solid var(--brand-600);z-index:2}
table.compare tbody th{font-weight:600;color:var(--text);position:relative;padding-left:24px}
table.compare tbody th::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--brand-600)}
table.compare tbody tr:last-child th,table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover td,table.compare tbody tr:hover th{background:#FAFCFE}
.col-rec{background:rgba(234,243,251,.6)}
thead th.col-rec{color:var(--brand-700)}
.tag-rec{display:inline-block;font-size:12px;font-weight:600;color:#fff;background:var(--accent-strong);border-radius:999px;padding:2px 9px;margin-left:6px;vertical-align:middle}
.ic-yes{color:var(--grass);font-weight:700}
.ic-no{color:#B9C4D1}

/* ---------- 等级亮点 ---------- */
.level-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap)}
.level-main{background:var(--brand-700);color:#fff;border-radius:var(--r-panel);padding:40px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--sh-3)}
.level-main h3{color:#fff;font-size:24px;margin:20px 0 10px}
.level-main p{color:rgba(255,255,255,.86);font-size:15px}
.level-main .level-points li{color:rgba(255,255,255,.92)}
.level-main .btn-text{color:#fff;margin-top:22px}
.level-side{display:grid;gap:var(--gap)}
.level-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-2);padding:26px;transition:transform .18s ease,box-shadow .18s ease}
.level-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.level-card h3{font-size:19px;margin:14px 0 10px}
.level-icon{width:48px;height:48px;border-radius:12px;background:var(--brand-050);display:flex;align-items:center;justify-content:center;color:var(--brand-600)}
.level-main .level-icon{background:rgba(255,255,255,.14);color:#fff}
.level-points{display:grid;gap:8px;margin-top:6px}
.level-points li{position:relative;padding-left:16px;font-size:14px;color:var(--text-2)}
.level-points li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--grass)}
.level-main .level-points li::before{background:#F2731F}

/* ---------- 专属内容 ---------- */
.content-grid{display:grid;grid-template-columns:7fr 5fr;gap:var(--gap)}
.feature-card{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--r-panel);box-shadow:var(--sh-2);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.feature-media{position:relative;aspect-ratio:4/3;background:var(--surface-alt);overflow:hidden}
.feature-media img{width:100%;height:100%;object-fit:cover}
.feature-media::after{content:"";position:absolute;inset:0;background:rgba(29,104,174,.05)}
.feature-body{padding:24px}
.feature-body h3{font-size:20px;margin:12px 0 10px}
.feature-body p{font-size:14px;color:var(--text-2)}
.mini-list{display:grid;gap:var(--gap)}
.mini-item{display:grid;grid-template-columns:120px 1fr;gap:16px;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-2);padding:14px;transition:transform .18s ease,box-shadow .18s ease}
.mini-item:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.mini-thumb{position:relative;aspect-ratio:4/3;border-radius:10px;overflow:hidden;background:var(--surface-alt)}
.mini-thumb img{width:100%;height:100%;object-fit:cover}
.mini-body h3{font-size:16px;line-height:1.45;margin:8px 0 6px}
.mini-body p{font-size:13px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lock{position:absolute;inset:0;background:rgba(21,83,143,.55);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#fff;font-size:12px;font-weight:600}
.meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-top:8px}

/* ---------- 资讯列表 ---------- */
.news-top{display:block;background:#fff;border:1px solid var(--border);border-radius:var(--r-panel);box-shadow:var(--sh-2);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease;color:var(--text)}
.news-top:hover{transform:translateY(-3px);box-shadow:var(--sh-3);color:var(--text)}
.news-top-grid{display:grid;grid-template-columns:5fr 7fr;gap:0}
.news-top-media{position:relative;aspect-ratio:16/9;background:var(--surface-alt)}
.news-top-media img{width:100%;height:100%;object-fit:cover}
.news-top-body{padding:32px 34px;display:flex;flex-direction:column;justify-content:center}
.news-top-body h3{font-size:22px;line-height:1.4;margin:12px 0 12px;transition:color .18s ease}
.news-top:hover .news-top-body h3{color:var(--brand-600);text-decoration:underline}
.news-top-body p{font-size:15px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-rows{display:grid;gap:16px;margin-top:24px}
.news-row{display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:14px;color:var(--text);transition:transform .18s ease,box-shadow .18s ease}
.news-row:hover{transform:translateY(-3px);box-shadow:var(--sh-3);color:var(--text)}
.news-row .thumb{position:relative;aspect-ratio:3/2;border-radius:10px;overflow:hidden;background:var(--surface-alt)}
.news-row .thumb img{width:100%;height:100%;object-fit:cover}
.news-row h3{font-size:16px;line-height:1.45;margin:8px 0 6px;transition:color .18s ease}
.news-row:hover h3{color:var(--brand-600);text-decoration:underline}
.news-row p{font-size:13px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-state{text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--border-strong);border-radius:var(--r-panel)}
.empty-state p{color:var(--text-2);margin:14px 0 20px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item-faq{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-1);margin-bottom:12px;overflow:hidden;transition:box-shadow .18s ease}
.accordion-item-faq:has(.accordion-button:not(.collapsed)){box-shadow:var(--sh-2)}
.accordion-button{font-size:17px;font-weight:600;color:var(--text);padding:20px 24px;background:#fff;border-radius:0;line-height:1.5}
.accordion-button:not(.collapsed){color:var(--brand-700);background:#F7FAFD;box-shadow:inset 3px 0 0 var(--brand-600)}
.accordion-button::after{display:none}
.accordion-button .faq-icon{width:22px;height:22px;flex:0 0 auto;color:var(--brand-600);transition:transform .24s ease}
.accordion-button:not(.collapsed) .faq-icon{transform:rotate(45deg)}
.accordion-body{padding:4px 24px 22px;font-size:15px;line-height:1.8;color:var(--text-2);background:#F7FAFD}

/* ---------- CTA 带 ---------- */
.cta-band{background:linear-gradient(90deg,var(--brand-600),var(--brand-700));border-radius:var(--r-panel);padding:48px 56px;display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--sh-3)}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,26px);line-height:1.35}
.cta-band p{color:rgba(255,255,255,.85);font-size:15px;margin-top:10px}
.cta-side{text-align:right;flex:0 0 auto}
.cta-side .note{display:block;font-size:13px;color:rgba(255,255,255,.75);margin-top:10px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);margin-top:96px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;padding:64px 0 44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:18px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.14)}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col p,.footer-col li{font-size:14px;line-height:1.9}
.footer-col li a{color:rgba(255,255,255,.78)}
.footer-col li a:hover{color:#fff;text-decoration:underline}
.subscribe-form{display:flex;gap:10px;margin-top:14px}
.subscribe-form input{height:48px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;padding:0 14px;width:100%;font-size:14px}
.subscribe-form input::placeholder{color:rgba(255,255,255,.55)}
.subscribe-form input:focus{outline:0;border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.14)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6)}
.footer-bottom a{color:rgba(255,255,255,.7)}

/* ---------- 移动端底部条 ---------- */
.mobile-cta{position:fixed;left:0;right:0;bottom:0;z-index:70;background:#fff;border-top:1px solid var(--border);box-shadow:var(--sh-3);padding:10px 16px calc(10px + env(safe-area-inset-bottom));opacity:0;transform:translateY(100%);pointer-events:none;transition:opacity .24s ease,transform .24s ease}
.mobile-cta.show{opacity:1;transform:translateY(0);pointer-events:auto}
.mobile-cta .btn{width:100%}

@media(max-width:1199px){
  .hero-grid{gap:40px}
  .hero-float{left:-12px}
}
@media(max-width:991px){
  .section{padding:64px 0}
  .hero-grid{grid-template-columns:1fr;gap:40px;padding:56px 0 64px}
  .hero-left{padding-left:20px}
  .hero-float{position:static;width:100%;margin-top:20px;box-shadow:var(--sh-2)}
  .content-grid{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .trust-cell{border-left:0;border-top:1px solid var(--border)}
  .trust-cell:nth-child(-n+2){border-top:0}
  .trust-cell:nth-child(even){border-left:1px solid var(--border)}
  .level-grid{grid-template-columns:1fr}
  .news-top-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .search-box{display:none}
  .search-toggle{display:flex}
  .channel-bar .channel-cta{display:none}
  table.compare{min-width:0}
  table.compare,table.compare tbody,table.compare tr,table.compare th,table.compare td{display:block;width:100%}
  table.compare thead{display:none}
  table.compare tbody tr{border-bottom:1px solid var(--border);padding:6px 0}
  table.compare tbody th{background:var(--surface-alt);padding:12px 16px}
  table.compare tbody th::before{display:none}
  table.compare tbody td{display:flex;justify-content:space-between;gap:16px;min-height:44px;align-items:center;padding:8px 16px;border-bottom:1px dashed var(--border)}
  table.compare tbody td::before{content:attr(data-label);font-size:13px;color:var(--text-3)}
  table.compare tbody td:last-child{border-bottom:0}
}
@media(max-width:767px){
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .brand-bar,.brand-bar-inner{height:56px}
  .hero-stats{gap:26px}
  .hero-cta .btn{width:100%}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;text-align:left}
  .cta-side{text-align:left;width:100%}
  .cta-side .btn{width:100%}
  .news-top-body{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding:48px 0 32px}
  .site-footer{margin-top:64px}
  .level-main{padding:28px}
}
@media(max-width:575px){
  .trust-grid{grid-template-columns:1fr}
  .trust-cell{border-left:0!important}
  .mini-item,.news-row{grid-template-columns:96px 1fr}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category1 */
:root{
  --brand-600:#1D68AE;--brand-700:#15538F;--brand-900:#0C3A6B;--brand-050:#EAF3FB;
  --accent:#F2731F;--accent-dark:#C9540A;--teal:#17A398;
  --bg:#F4F7FB;--card:#FFFFFF;--layer:#EEF4FA;
  --text:#16212E;--text-2:#55677C;--text-3:#8A99AB;
  --line:#E1E9F2;--line-2:#C9DCF0;
  --r-card:14px;--r-panel:18px;--r-btn:10px;--r-img:12px;
  --sh-1:0 1px 2px rgba(16,33,52,.05);
  --sh-2:0 6px 18px rgba(16,33,52,.07);
  --sh-3:0 14px 34px rgba(16,33,52,.10);
  --gap:24px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  font-size:16px;line-height:1.8;letter-spacing:.2px;
  font-variant-numeric:tabular-nums;font-feature-settings:"tnum";
}
img{max-width:100%;display:block}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--brand-700)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px}
.container{width:100%;padding-right:16px;padding-left:16px;margin-right:auto;margin-left:auto}
@media(min-width:768px){.container{max-width:720px}}
@media(min-width:992px){.container{max-width:960px}}
@media(min-width:1200px){.container{max-width:1140px}}
@media(min-width:1400px){.container{max-width:1280px}}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;padding:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;transition:all .18s ease;white-space:nowrap;
  text-align:center;line-height:1;
}
.btn:active{transform:translateY(1px)}
.btn-accent{background:var(--accent-dark);color:#fff;border-color:var(--accent-dark)}
.btn-accent:hover{background:#A9430A;border-color:#A9430A;color:#fff;box-shadow:var(--sh-2)}
.btn-outline{background:#fff;color:var(--brand-600);border-color:var(--brand-600)}
.btn-outline:hover{background:var(--brand-050);color:var(--brand-700);border-color:var(--brand-700)}
.btn-block{width:100%}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-600);background:none;border:0;padding:0;cursor:pointer}
.btn-text svg{transition:transform .18s ease}
.btn-text:hover svg{transform:translateX(3px)}
.btn-text:hover{color:var(--brand-700)}

/* ---------- 徽章与标签 ---------- */
.badge-soft{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:0}
.badge-teal{background:rgba(23,163,152,.12);color:#0E7C74}
.badge-orange{background:rgba(242,115,31,.14);color:#A9430A}
.badge-grey{background:#EDF1F6;color:var(--text-2)}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--brand-050);color:var(--brand-700);font-size:12px;font-weight:600}

/* ---------- 顶部导航 ---------- */
.site-header{position:relative;z-index:40}
.brand-bar{background:#fff;border-bottom:1px solid var(--line)}
.brand-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--text);letter-spacing:-.3px}
.brand:hover{color:var(--brand-700)}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(90deg,var(--brand-600),var(--brand-700));flex:0 0 auto}
.brand-mark svg{width:22px;height:22px}
.brand-actions{display:flex;align-items:center;gap:14px}
.search-box{display:flex;align-items:center;width:240px;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease}
.search-box:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 4px rgba(29,104,174,.12)}
.search-box input{flex:1;border:0;height:100%;padding:0 12px;font-size:14px;color:var(--text);background:transparent;outline:none}
.search-box input::placeholder{color:#9AA9BB}
.search-box button{width:40px;height:100%;border:0;background:transparent;color:var(--text-2);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.search-box button:hover{color:var(--brand-600)}
.search-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--text-2);cursor:pointer;align-items:center;justify-content:center}
.search-toggle:hover{color:var(--brand-600);border-color:var(--line-2)}
.link-btn{font-size:14px;font-weight:600;color:var(--text-2)}
.link-btn:hover{color:var(--brand-600)}
.channel-bar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:45;transition:box-shadow .18s ease}
.channel-bar.sh-1{box-shadow:var(--sh-1)}
.channel-inner{display:flex;align-items:center;gap:28px;height:48px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{position:relative;flex:0 0 auto;padding:6px 10px;border-radius:8px;font-size:15px;font-weight:600;color:var(--text-2);transition:all .18s ease}
.channel-link:hover{background:var(--layer);color:var(--brand-700)}
.channel-link.active{color:var(--brand-600);background:var(--brand-050)}
.channel-link.active::after{content:"";position:absolute;left:10px;right:10px;bottom:-7px;height:3px;border-radius:3px;background:var(--brand-600)}
.channel-cta{margin-left:auto;flex:0 0 auto;height:34px;padding:0 16px;font-size:14px}

/* ---------- 页头横幅 ---------- */
.page-hero{
  position:relative;color:#fff;border-bottom:1px solid var(--line);
  background-image:linear-gradient(90deg,rgba(12,58,107,.72),rgba(21,83,143,.56)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero-inner{padding:64px 0 60px;max-width:760px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.16);font-size:13px;font-weight:600;letter-spacing:.4px}
.page-hero h1{font-size:clamp(28px,3.4vw,42px);line-height:1.25;letter-spacing:-.5px;margin:16px 0 12px;color:#fff}
.page-hero p{font-size:16px;line-height:1.8;color:rgba(255,255,255,.9);max-width:600px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-points span{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.14);font-size:13px;font-weight:600}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:14px;color:var(--text-2)}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand-600);text-decoration:underline}
.crumb .sep{color:var(--text-3)}
.crumb .current{color:var(--brand-600);font-weight:600}

/* ---------- 数据条 ---------- */
.stat-strip{background:var(--layer);border-bottom:1px solid var(--line)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-cell{padding:24px 20px;border-left:1px solid var(--line-2)}
.stat-cell:first-child{border-left:0}
.stat-num{font-size:clamp(24px,2.4vw,32px);font-weight:700;color:var(--brand-700);line-height:1.2}
.stat-num small{font-size:14px;font-weight:600;margin-left:2px;color:var(--brand-600)}
.stat-label{font-size:13px;color:var(--text-2);margin-top:6px;line-height:1.6}

/* ---------- 分类主体布局 ---------- */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-head{max-width:720px;margin-bottom:32px}
.section-head h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;letter-spacing:-.3px}
.section-head p{margin-top:12px;color:var(--text-2)}
.cat-layout{display:grid;grid-template-columns:240px 1fr;gap:32px;align-items:start}
.cat-aside{position:sticky;top:96px}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-2);padding:20px}
.aside-title{font-size:14px;font-weight:700;color:var(--text);padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:12px}
.anchor-list{display:flex;flex-direction:column;gap:4px}
.anchor-list a{display:block;padding:9px 12px;border-radius:9px;font-size:14px;font-weight:600;color:var(--text-2);border-left:3px solid transparent;transition:all .18s ease}
.anchor-list a:hover{background:var(--layer);color:var(--brand-700)}
.anchor-list a.active{background:var(--brand-050);color:var(--brand-600);border-left-color:var(--brand-600)}
.aside-note{margin-top:16px;padding:14px;border-radius:12px;background:#F7FAFD;font-size:13px;color:var(--text-2);line-height:1.7}
.aside-note strong{color:var(--brand-700);display:block;margin-bottom:6px;font-size:13px}

/* ---------- 卡片 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.svc-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-2);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.svc-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3);border-color:var(--line-2)}
.svc-thumb{position:relative;aspect-ratio:16/9;background:var(--layer);overflow:hidden}
.svc-thumb img{width:100%;height:100%;object-fit:cover}
.svc-thumb::after{content:"";position:absolute;inset:0;background:rgba(29,104,174,.05)}
.svc-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.svc-badges{display:flex;flex-wrap:wrap;gap:8px}
.svc-body h3{font-size:19px;line-height:1.4;font-weight:600}
.svc-body .desc{font-size:15px;color:var(--text-2);line-height:1.75}
.point-list{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.point-list li{position:relative;padding-left:18px;font-size:14px;color:var(--text-2);line-height:1.7}
.point-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--teal)}
.svc-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.meta{font-size:13px;color:var(--text-3)}

/* ---------- 速览表 ---------- */
.table-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-panel);box-shadow:var(--sh-2);overflow:hidden}
.table-scroll{overflow-x:auto}
table.plan-table{width:100%;border-collapse:collapse;min-width:620px}
table.plan-table th,table.plan-table td{padding:14px 20px;text-align:left;font-size:14px;border-bottom:1px solid var(--line)}
table.plan-table thead th{background:#fff;color:var(--brand-700);font-weight:700;font-size:14px;border-bottom:2px solid var(--brand-600);white-space:nowrap;position:sticky;top:0}
table.plan-table tbody th{font-weight:700;color:var(--text);border-left:3px solid var(--brand-600);background:#fff}
table.plan-table tbody tr:hover td,table.plan-table tbody tr:hover th{background:#FAFCFF}
table.plan-table tbody tr:last-child td,table.plan-table tbody tr:last-child th{border-bottom:0}
table.plan-table td{color:var(--text-2)}
.cell-yes{display:inline-flex;align-items:center;gap:6px;color:var(--teal);font-weight:600}
.cell-no{display:inline-flex;align-items:center;gap:6px;color:var(--text-3)}
.dot-grey{width:8px;height:8px;border-radius:50%;background:#C9D3DE;display:inline-block}
.tick{width:15px;height:15px;flex:0 0 auto}
.rec-col{background:rgba(234,243,251,.55)}

/* ---------- 提示条 ---------- */
.notice{display:flex;gap:12px;align-items:flex-start;padding:16px 18px;border-radius:var(--r-card);background:#F7FAFD;border:1px solid var(--line);font-size:14px;color:var(--text-2);line-height:1.75}
.notice svg{flex:0 0 auto;margin-top:4px;color:var(--brand-600)}
.notice strong{color:var(--text)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .18s ease,border-color .18s ease}
.faq-item.open{box-shadow:var(--sh-2);border-left:3px solid var(--brand-600);background:#F7FAFD}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:18px 22px;background:none;border:0;text-align:left;font-size:17px;font-weight:600;color:var(--text);cursor:pointer}
.faq-q:hover{color:var(--brand-700)}
.faq-icon{flex:0 0 auto;width:22px;height:22px;position:relative;transition:transform .24s ease;color:var(--brand-600)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-icon::before{left:3px;right:3px;top:10px;height:2px}
.faq-icon::after{top:3px;bottom:3px;left:10px;width:2px}
.faq-item.open .faq-icon::after{opacity:0}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-a{display:none;padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--text-2)}
.faq-item.open .faq-a{display:block}

/* ---------- CTA 带 ---------- */
.cta-band{
  border-radius:var(--r-panel);
  background:linear-gradient(90deg,var(--brand-600),var(--brand-700));
  color:#fff;padding:40px 56px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-3);
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,26px);line-height:1.3}
.cta-band p{margin-top:10px;color:rgba(255,255,255,.86);font-size:15px;max-width:520px}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:10px;flex:0 0 auto}
.cta-actions .tip{font-size:13px;color:rgba(255,255,255,.75)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);margin-top:88px;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col p{font-size:14px;line-height:1.8}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.78)}
.footer-col ul a:hover{color:#fff;text-decoration:underline}
.subscribe-form{display:flex;gap:10px;margin-top:14px}
.subscribe-form input{flex:1;height:44px;padding:0 14px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);color:#fff;font-size:14px;outline:none;transition:border-color .18s ease,box-shadow .18s ease}
.subscribe-form input::placeholder{color:rgba(255,255,255,.55)}
.subscribe-form input:focus{border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.14)}
.subscribe-form .btn{height:44px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:13px;color:rgba(255,255,255,.66)}

/* ---------- 移动端固定条 ---------- */
.mobile-buy{position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--line);box-shadow:var(--sh-3);opacity:0;transform:translateY(100%);transition:opacity .24s ease,transform .24s ease}
.mobile-buy.show{opacity:1;transform:translateY(0)}

/* ---------- 响应式 ---------- */
@media(max-width:1199px){
  .cat-layout{grid-template-columns:200px 1fr;gap:24px}
}
@media(max-width:991px){
  .search-box{display:none}
  .search-box.open{display:flex;position:absolute;top:64px;left:16px;right:16px;width:auto;z-index:50;box-shadow:var(--sh-3);background:#fff}
  .brand-bar-inner{position:relative}
  .search-toggle{display:inline-flex}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-cell:nth-child(3){border-left:0}
  .stat-cell:nth-child(n+3){border-top:1px solid var(--line-2)}
  .cat-layout{grid-template-columns:1fr}
  .cat-aside{position:static}
  .anchor-list{flex-direction:row;flex-wrap:wrap}
  .anchor-list a{border-left:0;border:1px solid var(--line)}
  .anchor-list a.active{border-color:var(--brand-600)}
  .brand-actions .link-btn{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px}
  .section{padding:64px 0}
}
@media(max-width:767px){
  .brand-bar-inner{min-height:56px}
  .brand{font-size:17px}
  .channel-inner{gap:16px}
  .channel-cta{display:none}
  .page-hero-inner{padding:44px 0 40px}
  .card-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .section{padding:48px 0}
  .section-head{margin-bottom:24px}
  .mobile-buy{display:block}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .subscribe-form{flex-direction:column}
  .subscribe-form .btn{width:100%}
  body{padding-bottom:76px}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .svc-card:hover{transform:none}
}

/* roulang page: article */
:root{
  --brand-050:#EAF3FB;
  --brand-100:#D7E8F7;
  --brand-600:#1D68AE;
  --brand-700:#15538F;
  --brand-900:#0C3A6B;
  --accent:#F2731F;
  --accent-deep:#C9540A;
  --teal:#17A398;
  --teal-ink:#0F7F76;
  --ink:#16212E;
  --ink-2:#55677C;
  --ink-3:#8A99AB;
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --layer:#EEF4FA;
  --line:#E1E9F2;
  --line-strong:#C9DCF0;
  --r-card:14px;
  --r-panel:18px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(16,33,52,.05);
  --sh-2:0 6px 18px rgba(16,33,52,.07);
  --sh-3:0 14px 34px rgba(16,33,52,.10);
  --t:180ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.2px;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--brand-700);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:0;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;}
.container{width:100%;margin-left:auto;margin-right:auto;padding-left:16px;padding-right:16px;}
@media (min-width:768px){.container{max-width:720px;}}
@media (min-width:992px){.container{max-width:960px;}}
@media (min-width:1200px){.container{max-width:1140px;}}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ---------- 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;line-height:1;border:1px solid transparent;
  cursor:pointer;text-decoration:none;white-space:nowrap;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn:focus{box-shadow:none;}
.btn:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;box-shadow:0 0 0 4px rgba(29,104,174,.12);}
.btn-accent{background:var(--accent);color:#16212E;}
.btn-accent:hover{background:#DE6512;color:#16212E;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-accent:active{transform:translateY(1px);box-shadow:none;}
.btn-outline{background:transparent;border-color:var(--brand-600);color:var(--brand-600);}
.btn-outline:hover{background:var(--brand-050);color:var(--brand-700);border-color:var(--brand-700);}
.btn-outline:active{transform:translateY(1px);}
.btn-grow{width:100%;}

/* ---------- 顶部：品牌行 ---------- */
.site-header{position:relative;z-index:60;}
.brand-bar{background:#fff;border-bottom:1px solid var(--line);}
.brand-bar-inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;letter-spacing:-.3px;color:var(--ink);text-decoration:none;flex:none;}
.brand:hover{color:var(--brand-700);}
.brand-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--brand-600),var(--brand-700));display:grid;place-items:center;flex:none;}
.brand-mark svg{width:20px;height:20px;}
.brand-actions{display:flex;align-items:center;gap:12px;}
.search-box{display:flex;align-items:center;gap:6px;width:240px;height:40px;padding:0 6px 0 12px;border:1px solid var(--line);border-radius:var(--r-btn);background:var(--bg);transition:border-color var(--t),box-shadow var(--t);}
.search-box:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 4px rgba(29,104,174,.12);}
.search-box input{flex:1;min-width:0;height:100%;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);}
.search-box input::placeholder{color:#9AA9BB;}
.search-box button{width:28px;height:28px;border:0;border-radius:8px;background:var(--brand-050);color:var(--brand-700);display:grid;place-items:center;cursor:pointer;transition:background var(--t);}
.search-box button:hover{background:var(--brand-100);}
.search-toggle{display:none;width:36px;height:36px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink-2);place-items:center;cursor:pointer;}
.link-btn{font-size:14px;color:var(--ink-2);padding:6px 4px;text-decoration:none;}
.link-btn:hover{color:var(--brand-600);}
.brand-actions .btn{height:40px;padding:0 18px;font-size:14px;}

/* ---------- 顶部：频道行 ---------- */
.channel-bar{position:sticky;top:0;z-index:55;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--t);}
.channel-bar.is-stuck{box-shadow:var(--sh-2);}
.channel-inner{height:48px;display:flex;align-items:center;gap:28px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel-link{position:relative;display:inline-flex;align-items:center;flex:none;height:48px;padding:0 10px;font-size:15px;color:var(--ink-2);text-decoration:none;border-radius:8px;white-space:nowrap;transition:background var(--t),color var(--t);}
.channel-link:hover{background:var(--layer);color:var(--brand-700);}
.channel-link.active{color:var(--brand-600);font-weight:600;background:var(--brand-050);}
.channel-link.active::after{content:"";position:absolute;left:10px;right:10px;bottom:4px;height:3px;border-radius:3px;background:var(--brand-600);}
.channel-cta{margin-left:auto;flex:none;height:34px;padding:0 18px;font-size:14px;}

/* ---------- 文章头 ---------- */
.article-hero{background:linear-gradient(180deg,var(--layer) 0%,#FFFFFF 100%);border-bottom:1px solid var(--line);padding:26px 0 30px;}
.breadcrumb-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);}
.breadcrumb-nav a{color:var(--ink-2);}
.breadcrumb-nav a:hover{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb-nav .sep{color:var(--ink-3);}
.breadcrumb-nav .current{color:var(--brand-600);}
.article-head{margin-top:16px;}
.badge-cat{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:rgba(23,163,152,.12);color:var(--teal-ink);font-size:13px;font-weight:600;letter-spacing:0;}
.article-head h1{margin:14px 0 16px;font-size:clamp(26px,3.2vw,38px);line-height:1.3;font-weight:700;letter-spacing:-.5px;color:var(--ink);max-width:22em;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:var(--ink-3);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong);}

/* ---------- 文章主体 ---------- */
.article-main{padding:36px 0 0;}
.article-cover{position:relative;border-radius:var(--r-img);overflow:hidden;aspect-ratio:21/9;background:var(--layer);box-shadow:var(--sh-2);}
.article-cover img{width:100%;height:100%;object-fit:cover;}
.article-cover::after{content:"";position:absolute;inset:0;background:rgba(29,104,174,.06);pointer-events:none;}
.article-layout{display:grid;grid-template-columns:minmax(0,720px) minmax(240px,300px);gap:32px;justify-content:center;align-items:start;margin-top:40px;}

.article-body{font-size:17px;line-height:1.9;color:var(--ink);letter-spacing:.2px;overflow-wrap:break-word;}
.article-body > * + *{margin-top:1.1em;}
.article-body p{margin:0;}
.article-body h2{position:relative;margin-top:40px;padding-left:14px;font-size:22px;line-height:1.5;font-weight:700;letter-spacing:-.3px;color:var(--ink);}
.article-body h2::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:2px;background:var(--brand-600);}
.article-body h3{margin-top:28px;font-size:18px;line-height:1.5;font-weight:600;color:var(--ink);}
.article-body ul,.article-body ol{padding-left:1.5em;}
.article-body li + li{margin-top:8px;}
.article-body blockquote{margin:24px 0;padding:16px 20px;border-left:4px solid var(--brand-600);background:#F7FAFD;border-radius:0 var(--r-img) var(--r-img) 0;font-size:15px;font-style:normal;color:var(--ink-2);}
.article-body img{border-radius:var(--r-img);margin:24px auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-3);margin-top:8px;}
.article-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand-700);}
.article-body strong{font-weight:700;}
.article-body table{display:block;width:100%;max-width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px;background:#fff;border-radius:var(--r-card);border:1px solid var(--line);}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;}
.article-body th{background:var(--layer);color:var(--brand-700);font-weight:600;}
.article-body tr:last-child td{border-bottom:0;}

.empty-article{padding:40px 0 8px;text-align:center;}
.empty-article h2{font-size:22px;font-weight:700;margin-bottom:12px;color:var(--ink);}
.empty-article p{font-size:15px;color:var(--ink-2);margin-bottom:22px;}

/* ---------- 侧栏 ---------- */
.article-sidebar{position:sticky;top:96px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1);}
.side-card + .side-card{margin-top:20px;}
.side-card h2{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:-.2px;}
.side-card p{font-size:14px;line-height:1.75;color:var(--ink-2);}
.side-list{list-style:none;padding:0;margin:0;}
.side-list li + li{margin-top:10px;}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border-radius:10px;background:var(--bg);font-size:14px;color:var(--ink-2);text-decoration:none;transition:background var(--t),color var(--t);}
.side-list a:hover{background:var(--brand-050);color:var(--brand-700);}
.side-list a::after{content:"›";font-size:16px;color:var(--ink-3);}
.side-list a:hover::after{color:var(--brand-600);}
.tip-list{list-style:none;padding:0;margin:0;font-size:14px;color:var(--ink-2);}
.tip-list li{position:relative;padding-left:18px;line-height:1.75;}
.tip-list li + li{margin-top:10px;}
.tip-list li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--teal);}

/* ---------- 标签与分享 ---------- */
.article-foot{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;background:var(--layer);color:var(--brand-700);font-size:13px;transition:background var(--t),color var(--t);}
.tag:hover{background:var(--brand-050);color:var(--brand-600);}
.share-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-3);}
.share-btn{height:34px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:13px;cursor:pointer;transition:all var(--t);}
.share-btn:hover{border-color:var(--line-strong);background:var(--brand-050);color:var(--brand-700);}
.share-btn:active{transform:translateY(1px);}

/* ---------- 延伸与推荐 ---------- */
.block-section{padding:56px 0 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:24px;}
.section-head h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;letter-spacing:-.4px;color:var(--ink);}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--brand-600);}
.text-link::after{content:"›";transition:transform var(--t);}
.text-link:hover::after{transform:translateX(2px);}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.next-card{display:flex;flex-direction:column;gap:8px;padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-2);text-decoration:none;transition:transform var(--t),box-shadow var(--t),border-color var(--t);}
.next-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3);border-color:var(--line-strong);}
.next-card .kicker{font-size:12px;font-weight:600;color:var(--teal-ink);}
.next-card h3{font-size:17px;font-weight:600;color:var(--ink);line-height:1.5;}
.next-card:hover h3{color:var(--brand-600);}
.next-card p{font-size:14px;color:var(--ink-2);}

.rel-list{display:grid;gap:16px;}
.rel-item{display:flex;gap:18px;align-items:center;padding:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);text-decoration:none;transition:transform var(--t),box-shadow var(--t),border-color var(--t);}
.rel-item:hover{transform:translateY(-3px);box-shadow:var(--sh-3);border-color:var(--line-strong);}
.rel-item img{width:168px;aspect-ratio:16/10;object-fit:cover;border-radius:10px;flex:none;background:var(--layer);}
.rel-item h3{font-size:16px;font-weight:600;color:var(--ink);line-height:1.5;}
.rel-item:hover h3{color:var(--brand-600);}
.rel-item p{font-size:14px;color:var(--ink-2);margin-top:6px;}
.rel-item .meta{display:block;margin-top:10px;font-size:13px;color:var(--ink-3);}

.back-row{padding:40px 0 0;}

/* ---------- CTA ---------- */
.cta-band{margin-top:56px;padding:40px 48px;border-radius:var(--r-panel);background:linear-gradient(90deg,var(--brand-600),var(--brand-700));display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;color:#fff;letter-spacing:-.4px;}
.cta-band p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.82);}
.cta-band .note{margin-top:10px;font-size:12px;color:rgba(255,255,255,.62);}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:88px;padding:64px 0 24px;background:var(--brand-900);color:rgba(255,255,255,.76);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-size:18px;font-weight:700;color:#fff;letter-spacing:-.3px;}
.footer-col h3{margin-bottom:16px;font-size:15px;font-weight:600;color:#fff;}
.footer-col p{font-size:14px;line-height:1.8;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li + li{margin-top:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.75);}
.footer-col a:hover{color:#fff;}
.subscribe-form{display:flex;gap:8px;margin-top:12px;}
.subscribe-form input{flex:1;min-width:0;height:44px;padding:0 12px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;font-size:14px;outline:none;transition:border-color var(--t),box-shadow var(--t);}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45);}
.subscribe-form input:focus{border-color:#8FBDE6;box-shadow:0 0 0 4px rgba(143,189,230,.18);}
.subscribe-form .btn{height:44px;padding:0 18px;}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.55);}

/* ---------- 移动端底栏 ---------- */
.mobile-join-bar{display:none;}
.mobile-join-bar .btn{width:100%;height:48px;}

/* ---------- 响应式 ---------- */
@media (max-width: 1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:28px;}
}
@media (max-width: 991px){
  .search-box{display:none;}
  .search-toggle{display:grid;}
  .brand-actions{gap:8px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;}
  .article-sidebar{position:static;margin-top:40px;}
  .channel-inner{gap:16px;}
  .cta-band{padding:32px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width: 767px){
  body{padding-bottom:78px;font-size:15px;}
  .brand-bar-inner{height:56px;}
  .brand{font-size:16px;}
  .brand-mark{width:28px;height:28px;}
  .link-btn{display:none;}
  .article-cover{aspect-ratio:16/9;border-radius:10px;}
  .article-body{font-size:16px;}
  .article-body h2{font-size:20px;margin-top:32px;}
  .article-body h3{font-size:17px;}
  .grid-2{grid-template-columns:minmax(0,1fr);gap:16px;}
  .rel-item{flex-direction:column;align-items:stretch;gap:12px;}
  .rel-item img{width:100%;aspect-ratio:16/9;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 22px;}
  .cta-band .btn{width:100%;}
  .block-section{padding-top:40px;}
  .grid-2,.rel-list{gap:14px;}
  .mobile-join-bar{position:fixed;left:0;right:0;bottom:0;z-index:80;display:block;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--line);box-shadow:var(--sh-3);opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity 240ms ease,transform 240ms ease;}
  .mobile-join-bar.show{opacity:1;pointer-events:auto;transform:translateY(0);}
  .site-footer{margin-top:56px;padding:48px 0 20px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
}
@media (max-width: 575px){
  .article-head h1{font-size:24px;}
  .subscribe-form{flex-direction:column;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{transition-duration:1ms !important;animation-duration:1ms !important;}
}

/* roulang page: category3 */
:root{
  --brand-600:#1D68AE;
  --brand-700:#15538F;
  --brand-900:#0C3A6B;
  --brand-050:#EAF3FB;
  --accent:#F2731F;
  --accent-strong:#C9540A;
  --teal:#17A398;
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --layer:#EEF4FA;
  --text:#16212E;
  --muted:#55677C;
  --soft:#8A99AB;
  --border:#E1E9F2;
  --border-strong:#C9DCF0;
  --r-card:14px;
  --r-panel:18px;
  --r-btn:10px;
  --r-img:12px;
  --sh1:0 1px 2px rgba(16,33,52,.05);
  --sh2:0 6px 18px rgba(16,33,52,.07);
  --sh3:0 14px 34px rgba(16,33,52,.10);
  --gap:24px;
  --sec-y:96px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.2px;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
a:hover{color:var(--brand-700)}
img{max-width:100%;display:block}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px}
.container{width:100%;margin-inline:auto;padding-inline:16px;max-width:1280px}
@media (max-width:1399px){.container{max-width:1140px}}
@media (max-width:1199px){.container{max-width:960px}}
@media (max-width:991px){.container{max-width:720px}}
@media (max-width:767px){.container{max-width:100%;padding-inline:16px}}

/* ---------- 品牌行 ---------- */
.site-header{position:relative;z-index:1030}
.brand-bar{background:#fff;border-bottom:1px solid var(--border);height:64px}
.brand-bar-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--text);white-space:nowrap}
.brand:hover{color:var(--brand-700)}
.brand-mark{width:34px;height:34px;flex:none;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(90deg,var(--brand-600),var(--brand-700))}
.brand-mark svg{width:20px;height:20px;display:block}
.brand-actions{display:flex;align-items:center;gap:14px;position:relative}
.search-box{display:flex;align-items:center;width:240px;height:40px;border:1px solid #DDE6F0;border-radius:var(--r-btn);background:#F7FAFD;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease}
.search-box:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 4px rgba(29,104,174,.12);background:#fff}
.search-box input{flex:1;height:100%;border:0;background:transparent;padding:0 12px;font-size:14px;color:var(--text);outline:none}
.search-box input::placeholder{color:#9AA9BB}
.search-box button{width:40px;height:100%;border:0;background:transparent;color:var(--muted);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:color .18s ease}
.search-box button:hover{color:var(--brand-600)}
.search-toggle{display:none;width:40px;height:40px;border:1px solid var(--border);border-radius:var(--r-btn);background:#fff;color:var(--muted);align-items:center;justify-content:center;cursor:pointer}
.search-toggle:hover{color:var(--brand-600);border-color:var(--border-strong);background:var(--brand-050)}
.link-btn{font-size:14px;font-weight:600;color:var(--muted);padding:6px 4px;border-radius:6px}
.link-btn:hover{color:var(--brand-600);background:var(--layer)}
.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:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease}
.btn:active{transform:translateY(1px)}
.btn:focus,.btn:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(29,104,174,.18)}
.btn-accent{background:var(--accent-strong);color:#fff;box-shadow:var(--sh1)}
.btn-accent:hover{background:#B04A08;color:#fff;box-shadow:var(--sh2)}
.btn-outline{border-color:var(--brand-600);color:var(--brand-600);background:#fff}
.btn-outline:hover{background:var(--brand-050);color:var(--brand-700);border-color:var(--brand-700)}
.btn-ghost{background:transparent;color:var(--brand-600);padding:0 6px;height:auto}
.btn-ghost svg{transition:transform .18s ease}
.btn-ghost:hover svg{transform:translateX(3px)}
.channel-cta{display:none}
@media (min-width:992px){.channel-cta{display:inline-flex;height:32px;padding:0 16px;font-size:13px;margin-left:auto}}

/* ---------- 频道行 ---------- */
.channel-bar{position:sticky;top:0;z-index:1020;background:#fff;border-bottom:1px solid var(--border);transition:box-shadow .18s ease}
.channel-bar.sh-1{box-shadow:var(--sh1)}
.channel-inner{display:flex;align-items:center;gap:28px;height:48px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{position:relative;flex:none;font-size:15px;font-weight:600;color:var(--muted);padding:6px 10px;border-radius:8px;transition:background-color .18s ease,color .18s ease}
.channel-link:hover{background:var(--layer);color:var(--brand-700)}
.channel-link.active{color:var(--brand-600);background:var(--brand-050)}
.channel-link.active::after{content:"";position:absolute;left:10px;right:10px;bottom:-9px;height:3px;border-radius:3px;background:var(--brand-600)}
@media (max-width:991px){
  .brand-bar,.brand-bar-inner{height:56px}
  .search-box{display:none;position:absolute;top:52px;right:0;width:min(320px,84vw);z-index:20;box-shadow:var(--sh2)}
  .brand-actions.search-open .search-box{display:flex}
  .search-toggle{display:inline-flex}
  .link-btn{display:none}
  .channel-link{padding:6px 8px}
}

/* ---------- 页头横幅 ---------- */
.page-hero{
  position:relative;
  color:#fff;
  background-image:linear-gradient(180deg,rgba(12,58,107,.66),rgba(12,58,107,.60)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  padding:88px 0 80px;
}
.page-hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--accent)}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.78)}
.crumbs a{color:rgba(255,255,255,.9)}
.crumbs a:hover{color:#fff;text-decoration:underline}
.crumbs .sep{color:rgba(255,255,255,.55)}
.crumbs .current{color:#fff;font-weight:600}
.hero-tag{display:inline-flex;align-items:center;gap:8px;margin:22px 0 16px;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);font-size:13px;font-weight:600;letter-spacing:.4px}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}
.page-hero h1{font-size:clamp(28px,3.4vw,42px);line-height:1.25;letter-spacing:-.5px;font-weight:700;color:#fff}
.hero-sub{margin-top:14px;font-size:17px;color:rgba(255,255,255,.88);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:40px;margin-top:40px;padding-top:26px;border-top:1px solid rgba(255,255,255,.22)}
.hero-stats li{min-width:120px}
.hero-stats .num{display:block;font-size:30px;font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;color:#fff}
.hero-stats .lbl{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.78)}
@media (max-width:767px){
  .page-hero{padding:56px 0 52px}
  .hero-stats{gap:24px}
  .hero-stats .num{font-size:24px}
  .hero-actions .btn{width:100%}
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec-y) 0}
.section.tight{padding:64px 0}
.section.alt{background:var(--layer)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head h2{font-size:clamp(22px,2.4vw,30px);letter-spacing:-.3px}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-600);background:var(--brand-050);border-radius:999px;padding:5px 12px;margin-bottom:14px}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
@media (max-width:767px){:root{--sec-y:52px}.section.tight{padding:48px 0}}

/* ---------- 数据条 ---------- */
.stat-strip{background:var(--layer);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.stat-strip ul{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-strip li{padding:28px 24px;border-left:1px solid var(--border)}
.stat-strip li:first-child{border-left:0}
.stat-strip .num{display:block;font-size:30px;font-weight:700;color:var(--brand-700);line-height:1.1;font-variant-numeric:tabular-nums}
.stat-strip .lbl{display:block;margin-top:8px;font-size:13.5px;color:var(--muted)}
@media (max-width:991px){.stat-strip ul{grid-template-columns:repeat(2,1fr)}.stat-strip li:nth-child(3){border-left:0}}
@media (max-width:575px){.stat-strip ul{grid-template-columns:1fr}.stat-strip li{border-left:0;border-top:1px solid var(--border);padding:20px 4px}.stat-strip li:first-child{border-top:0}}

/* ---------- 内容网格（不等高） ---------- */
.content-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:var(--gap);align-items:stretch}
.g-4{grid-column:span 4}
.g-3{grid-column:span 3}
.g-2{grid-column:span 2}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh2);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh3)}
.card-media{position:relative;background:var(--layer);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover}
.r-43{aspect-ratio:4/3}
.r-11{aspect-ratio:1/1}
.r-32{aspect-ratio:3/2}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:18px;font-weight:600;line-height:1.4}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.75}
.card-body .meta{margin-top:auto;display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--soft);font-variant-numeric:tabular-nums}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;padding:4px 10px;border-radius:999px;background:rgba(23,163,152,.12);color:#0F7C74}
.tag.orange{background:rgba(242,115,31,.14);color:#A6460B}
.tag.grey{background:#EEF1F5;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.lock-overlay{position:absolute;inset:0;background:rgba(21,83,143,.62);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#fff;font-size:13.5px;font-weight:600}
.lock-overlay svg{width:26px;height:26px}
.card-cta{margin-top:4px;font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;color:var(--brand-600)}
.card-cta svg{transition:transform .18s ease}
.card:hover .card-cta svg{transform:translateX(3px)}
@media (max-width:991px){
  .content-grid{grid-template-columns:repeat(2,1fr)}
  .g-4,.g-3,.g-2{grid-column:span 1}
}
@media (max-width:575px){
  .content-grid{grid-template-columns:1fr}
  .card-body{padding:20px}
}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);counter-reset:step}
.steps li{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh1);position:relative}
.steps li::before{counter-increment:step;content:"0" counter(step);display:block;font-size:13px;font-weight:700;color:var(--brand-600);letter-spacing:1px;font-variant-numeric:tabular-nums}
.steps h3{margin-top:12px;font-size:17px;font-weight:600}
.steps p{margin-top:10px;font-size:14.5px;color:var(--muted)}
@media (max-width:991px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:575px){.steps{grid-template-columns:1fr}}

/* ---------- 更新节奏 ---------- */
.rhythm{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center}
.rhythm-media{border-radius:var(--r-panel);overflow:hidden;box-shadow:var(--sh2);position:relative;background:var(--layer)}
.rhythm-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.rhythm-media::after{content:"";position:absolute;inset:0;background:rgba(29,104,174,.06)}
.rhythm h2{font-size:clamp(22px,2.4vw,30px);letter-spacing:-.3px}
.rhythm p.lead{margin-top:14px;color:var(--muted);font-size:16px}
.rhythm-list{margin-top:24px;display:flex;flex-direction:column;gap:16px}
.rhythm-list li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:18px 20px;box-shadow:var(--sh1)}
.rhythm-list b{font-size:15.5px;color:var(--text);display:block;font-weight:600}
.rhythm-list span{font-size:14px;color:var(--muted)}
.rhythm-list .dot{width:10px;height:10px;border-radius:50%;background:var(--teal);margin-top:9px;flex:none}
@media (max-width:991px){.rhythm{grid-template-columns:1fr;gap:28px}}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px}
.faq-accordion .accordion-item{border:1px solid var(--border);border-radius:var(--r-card);background:#fff;box-shadow:var(--sh1);margin-bottom:12px;overflow:hidden}
.faq-accordion .accordion-header{margin:0}
.faq-accordion .accordion-button{
  font-size:17px;font-weight:600;color:var(--text);background:#fff;padding:18px 22px;line-height:1.5;
  box-shadow:none;border-radius:var(--r-card);
}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:none}
.faq-accordion .accordion-button:focus-visible{outline:2px solid var(--brand-600);outline-offset:-3px}
.faq-accordion .accordion-button:not(.collapsed){background:#F7FAFD;color:var(--brand-700);box-shadow:inset 3px 0 0 var(--brand-600)}
.faq-accordion .accordion-button::after{
  width:22px;height:22px;background-size:22px;background-position:center;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2355677C' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  transition:transform .24s ease,background-image .24s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231D68AE' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E");
  transform:rotate(180deg);
}
.faq-accordion .accordion-body{padding:4px 22px 22px;font-size:15px;color:var(--muted);line-height:1.85;background:#F7FAFD}
.faq-accordion .accordion-collapse{border-radius:0 0 var(--r-card) var(--r-card)}

/* ---------- CTA 带 ---------- */
.cta-band{background:linear-gradient(90deg,var(--brand-600),var(--brand-700));border-radius:var(--r-panel);padding:46px 52px;display:flex;align-items:center;justify-content:space-between;gap:32px;color:#fff;box-shadow:var(--sh2)}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,28px)}
.cta-band p{margin-top:10px;color:rgba(255,255,255,.85);font-size:15px;max-width:520px}
.cta-band .cta-actions{display:flex;flex-direction:column;align-items:flex-end;gap:10px;flex:none}
.cta-band .note{font-size:13px;color:rgba(255,255,255,.75)}
@media (max-width:767px){
  .cta-band{flex-direction:column;align-items:stretch;padding:32px 22px;text-align:center}
  .cta-band .cta-actions{align-items:stretch}
  .cta-band .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.76);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col p{font-size:14px;line-height:1.85}
.footer-col h3{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.76)}
.footer-col ul a:hover{color:#fff;text-decoration:underline}
.subscribe-form{display:flex;gap:10px;margin-top:14px}
.subscribe-form input{flex:1;min-width:0;height:44px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;padding:0 14px;font-size:14px;outline:none}
.subscribe-form input::placeholder{color:rgba(255,255,255,.55)}
.subscribe-form input:focus{border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.14)}
.subscribe-form .btn{height:44px;padding:0 18px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;padding:20px 0 26px;font-size:13px;color:rgba(255,255,255,.62)}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:767px){.footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}.site-footer{padding-top:48px}}

/* ---------- 移动端底部条 ---------- */
.mobile-cta{display:none}
@media (max-width:767px){
  .mobile-cta{
    position:fixed;left:0;right:0;bottom:0;z-index:1040;display:block;
    background:#fff;border-top:1px solid var(--border);box-shadow:var(--sh3);
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    opacity:0;visibility:hidden;transform:translateY(100%);
    transition:opacity .24s ease,transform .24s ease,visibility .24s ease;
  }
  .mobile-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
  .mobile-cta .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .card:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --c-primary:#1D68AE;
  --c-primary-700:#15538F;
  --c-primary-900:#0C3A6B;
  --c-primary-050:#EAF3FB;
  --c-accent:#F2731F;
  --c-accent-deep:#C9540A;
  --c-teal:#17A398;
  --c-teal-050:#E6F5F3;
  --bg:#F4F7FB;
  --bg-soft:#EEF4FA;
  --card:#FFFFFF;
  --t-1:#16212E;
  --t-2:#55677C;
  --t-3:#8A99AB;
  --bd:#E1E9F2;
  --bd-strong:#C9DCF0;
  --r-card:14px;
  --r-panel:18px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(16,33,52,.05);
  --sh-2:0 6px 18px rgba(16,33,52,.07);
  --sh-3:0 14px 34px rgba(16,33,52,.10);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:120px;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  letter-spacing:.2px;
  color:var(--t-1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;background:var(--bg-soft);}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary-700);}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4{margin:0;color:var(--t-1);font-weight:700;}
p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(29,104,174,.12);border-radius:6px;}
.btn:focus,.btn:active,.form-control:focus,.form-check-input:focus{box-shadow:none;}

.container{width:100%;padding-inline:16px;margin-inline:auto;}
@media(min-width:768px){.container{max-width:720px;}}
@media(min-width:992px){.container{max-width:960px;}}
@media(min-width:1200px){.container{max-width:1140px;}}
@media(min-width:1400px){.container{max-width:1280px;}}

/* ---------- 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;line-height:1;letter-spacing:0;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-accent{background:var(--c-accent-deep);color:#fff;border-color:var(--c-accent-deep);}
.btn-accent:hover{background:#A94408;border-color:#A94408;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-accent:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-050);color:var(--c-primary-700);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-ghost:active{transform:translateY(1px);}
.btn-lg{height:52px;padding:0 28px;font-size:16px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);}
.link-arrow svg{transition:transform .18s ease;}
.link-arrow:hover svg{transform:translateX(3px);}

/* ---------- 头部：品牌行 ---------- */
.site-header{position:relative;z-index:1035;}
.brand-bar{background:#fff;border-bottom:1px solid var(--bd);}
.brand-bar-inner{display:flex;align-items:center;gap:16px;min-height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--t-1);flex:0 0 auto;}
.brand:hover{color:var(--t-1);}
.brand-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-700));display:grid;place-items:center;flex:0 0 auto;}
.brand-mark svg{width:19px;height:19px;}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{display:flex;align-items:center;width:240px;height:40px;border:1px solid var(--bd);border-radius:var(--r-btn);background:#fff;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease;}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(29,104,174,.12);}
.search-box input{flex:1 1 auto;min-width:0;height:100%;border:0;outline:none;padding:0 12px;font-size:14px;color:var(--t-1);background:transparent;}
.search-box input::placeholder{color:#9AA9BB;}
.search-box button{width:42px;height:100%;border:0;background:#fff;color:var(--t-2);cursor:pointer;display:grid;place-items:center;transition:background-color .18s ease,color .18s ease;}
.search-box button:hover{background:var(--c-primary-050);color:var(--c-primary);}
.search-toggle{display:none;width:40px;height:40px;border:1px solid var(--bd);border-radius:var(--r-btn);background:#fff;color:var(--t-2);cursor:pointer;place-items:center;transition:background-color .18s ease,color .18s ease,border-color .18s ease;}
.search-toggle:hover{background:var(--c-primary-050);color:var(--c-primary);border-color:var(--bd-strong);}
.link-btn{font-size:14px;color:var(--t-2);padding:7px 10px;border-radius:8px;transition:background-color .18s ease,color .18s ease;}
.link-btn:hover{background:var(--c-primary-050);color:var(--c-primary-700);}

/* ---------- 头部：频道行 ---------- */
.channel-bar{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--bd);transition:box-shadow .18s ease;}
.channel-bar.is-stuck{box-shadow:var(--sh-1);}
.channel-inner{display:flex;align-items:center;gap:28px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel-link{position:relative;display:inline-flex;align-items:center;white-space:nowrap;font-size:15px;color:var(--t-2);padding:6px 12px;border-radius:8px;transition:background-color .18s ease,color .18s ease;}
.channel-link:hover{background:var(--bg-soft);color:var(--c-primary-700);}
.channel-link.active{color:var(--c-primary);background:var(--c-primary-050);font-weight:600;}
.channel-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-9px;height:3px;border-radius:2px;background:var(--c-primary);}
.channel-cta{margin-left:auto;height:34px;padding:0 16px;font-size:14px;flex:0 0 auto;}
@media(max-width:991px){
  .channel-bar::before,.channel-bar::after{content:"";position:absolute;top:0;bottom:0;width:26px;pointer-events:none;z-index:2;}
  .channel-bar::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0));}
  .channel-bar::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0));}
  .channel-inner{gap:16px;}
}
@media(max-width:575px){
  .channel-cta{display:none;}
}

/* ---------- 页头横幅 ---------- */
.page-hero{
  position:relative;
  color:#fff;
  background-image:linear-gradient(96deg,rgba(12,58,107,.72),rgba(21,83,143,.56)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--bd);
}
.page-hero-inner{padding:56px 0 52px;}
.page-hero h1{color:#fff;font-size:clamp(28px,3.4vw,42px);line-height:1.25;letter-spacing:-.5px;margin:18px 0 12px;}
.page-hero .hero-sub{font-size:16px;color:rgba(255,255,255,.86);max-width:640px;margin:0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;line-height:1.6;}
.crumb a{color:rgba(255,255,255,.84);}
.crumb a:hover{color:#fff;text-decoration:underline;}
.crumb .sep{color:rgba(255,255,255,.55);}
.crumb .now{color:#fff;font-weight:600;}

/* ---------- 区块通用 ---------- */
.section{padding-block:88px;}
.section-soft{background:var(--bg-soft);}
.section-head{max-width:720px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;margin:14px 0 12px;letter-spacing:-.3px;}
.section-head p{font-size:15px;color:var(--t-2);line-height:1.8;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary);background:var(--c-primary-050);border-radius:999px;padding:6px 14px;}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--c-teal);}

/* ---------- 数据口径条 ---------- */
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:#fff;border:1px solid var(--bd);border-radius:var(--r-panel);box-shadow:var(--sh-2);overflow:hidden;}
.fact{position:relative;padding:24px 22px;}
.fact+.fact{border-left:1px solid var(--bd);}
.fact-num{display:block;font-size:30px;font-weight:700;color:var(--c-primary-700);line-height:1.15;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.fact-label{display:block;font-size:14px;color:var(--t-2);line-height:1.65;margin-top:8px;}
.lead-text{font-size:16px;color:var(--t-2);line-height:1.9;max-width:820px;margin-bottom:32px;}

/* ---------- 时间轴 ---------- */
.split-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start;}
.tl{list-style:none;padding:0 0 0 56px;position:relative;margin:0;}
.tl::before{content:"";position:absolute;left:14px;top:16px;bottom:16px;width:2px;border-radius:2px;background:var(--bd-strong);}
.tl-item{position:relative;margin-bottom:24px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{content:"";position:absolute;left:-48px;top:26px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--c-primary);box-shadow:0 0 0 4px rgba(29,104,174,.10);}
.tl-item.is-top::before{border-color:var(--c-accent);box-shadow:0 0 0 4px rgba(242,115,31,.14);}
.tl-row{display:grid;grid-template-columns:150px minmax(0,1fr);gap:20px;align-items:start;}
.tl-mark{padding-top:16px;}
.tl-mark .lv{display:block;font-size:34px;font-weight:700;line-height:1;color:var(--c-primary-700);font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.tl-item.is-top .tl-mark .lv{color:var(--c-accent-deep);}
.tl-mark .nm{display:block;font-size:14px;font-weight:600;color:var(--t-1);margin-top:10px;}
.tl-mark .val{display:block;font-size:13px;color:var(--t-3);margin-top:6px;font-variant-numeric:tabular-nums;}
.tl-card{background:#fff;border:1px solid var(--bd);border-radius:var(--r-card);box-shadow:var(--sh-2);padding:24px;transition:box-shadow .18s ease,transform .18s ease;}
.tl-card:hover{box-shadow:var(--sh-3);transform:translateY(-3px);}
.tl-card h3{font-size:19px;line-height:1.4;font-weight:600;margin-bottom:10px;}
.tl-card p{font-size:15px;color:var(--t-2);line-height:1.8;margin-bottom:14px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0;}
.tl-tags li{font-size:13px;line-height:1.5;color:var(--c-primary-700);background:var(--c-primary-050);border:1px solid var(--bd-strong);border-radius:999px;padding:5px 12px;font-variant-numeric:tabular-nums;}
.tl-item.is-top .tl-tags li{color:#7A3405;background:#FDF0E6;border-color:#F6D3B7;}

/* ---------- 侧栏小结卡 ---------- */
.aside-card{position:sticky;top:96px;background:#fff;border:1px solid var(--bd);border-radius:var(--r-panel);box-shadow:var(--sh-2);padding:26px;}
.aside-card h3{font-size:17px;margin-bottom:6px;}
.aside-card .aside-sub{font-size:13px;color:var(--t-3);margin-bottom:18px;}
.aside-list{list-style:none;padding:0;margin:0 0 20px;display:grid;gap:14px;}
.aside-list li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;align-items:start;}
.aside-list .pt{width:8px;height:8px;border-radius:50%;background:var(--c-teal);margin-top:9px;}
.aside-list b{display:block;font-size:14px;font-weight:600;color:var(--t-1);}
.aside-list span{display:block;font-size:13px;color:var(--t-2);line-height:1.7;}
.aside-card .btn{width:100%;}
.aside-note{font-size:12px;color:var(--t-3);line-height:1.7;margin-top:12px;}
.aside-divider{height:1px;background:var(--bd);margin:0 0 18px;}

/* ---------- 流程轨道 ---------- */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.steps::before{content:"";position:absolute;top:17px;left:20px;right:20px;height:2px;background:var(--bd-strong);}
.step{position:relative;padding-top:52px;}
.step::before{content:"";position:absolute;top:9px;left:0;width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--c-primary);}
.step-num{display:block;font-size:13px;font-weight:700;color:var(--c-teal);letter-spacing:.4px;}
.step h3{font-size:18px;line-height:1.4;margin:8px 0 8px;}
.step p{font-size:14px;color:var(--t-2);line-height:1.75;}

/* ---------- 图文分栏 ---------- */
.split-media{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center;}
.media-frame{position:relative;border:1px solid var(--bd);border-radius:var(--r-panel);overflow:hidden;box-shadow:var(--sh-2);background:var(--bg-soft);}
.media-frame img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.media-badge{position:absolute;left:16px;top:16px;font-size:13px;color:#fff;background:rgba(12,58,107,.86);border-radius:999px;padding:6px 14px;}
.media-cap{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;font-size:12px;color:rgba(255,255,255,.9);background:linear-gradient(180deg,rgba(12,58,107,0),rgba(12,58,107,.78));}
.info-list{list-style:none;padding:0;margin:0;display:grid;gap:18px;}
.info-list li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:14px;align-items:start;}
.info-icon{width:40px;height:40px;border-radius:12px;background:var(--c-primary-050);color:var(--c-primary);display:grid;place-items:center;flex:0 0 auto;}
.info-list h3{font-size:17px;line-height:1.4;margin-bottom:6px;}
.info-list p{font-size:14px;color:var(--t-2);line-height:1.8;}
.info-list .tag{display:inline-block;font-size:12px;color:var(--c-primary-700);background:var(--c-primary-050);border-radius:6px;padding:2px 8px;margin-bottom:6px;font-variant-numeric:tabular-nums;}

/* ---------- 场景行卡 ---------- */
.scene-list{display:grid;gap:14px;}
.scene{display:grid;grid-template-columns:52px minmax(0,1fr) 180px;gap:20px;align-items:center;background:#fff;border:1px solid var(--bd);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:20px 22px;transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;}
.scene:hover{box-shadow:var(--sh-3);transform:translateY(-3px);border-color:var(--bd-strong);}
.scene-icon{width:48px;height:48px;border-radius:12px;background:var(--c-primary-050);color:var(--c-primary);display:grid;place-items:center;}
.scene h3{font-size:17px;line-height:1.4;margin-bottom:6px;}
.scene p{font-size:14px;color:var(--t-2);line-height:1.75;}
.scene-meta{font-size:13px;color:var(--t-3);text-align:right;font-variant-numeric:tabular-nums;}
.scene-meta b{display:block;font-size:20px;color:var(--c-primary-700);font-weight:700;letter-spacing:-.3px;}

/* ---------- FAQ ---------- */
.accordion{--bs-accordion-border-width:0;--bs-accordion-bg:transparent;--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-border-radius:14px;--bs-accordion-inner-border-radius:14px;}
.accordion-item{border:1px solid var(--bd);border-radius:var(--r-card) !important;background:#fff;box-shadow:var(--sh-1);margin-bottom:12px;overflow:hidden;transition:box-shadow .18s ease,background-color .24s ease;}
.accordion-item:last-child{margin-bottom:0;}
.accordion-header{margin:0;}
.accordion-button{font-size:17px;font-weight:600;color:var(--t-1);background:#fff;padding:20px 22px;border-radius:var(--r-card) !important;line-height:1.5;box-shadow:none !important;}
.accordion-button:not(.collapsed){background:#F7FAFD;color:var(--c-primary-700);box-shadow:inset 3px 0 0 var(--c-primary) !important;}
.accordion-button:hover{color:var(--c-primary-700);}
.accordion-button::after{width:18px;height:18px;background-size:18px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%231D68AE' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");transition:transform .24s ease;}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{padding:4px 22px 22px;font-size:15px;line-height:1.85;color:var(--t-2);background:#F7FAFD;}
.accordion-body strong{color:var(--t-1);}

/* ---------- CTA 带 ---------- */
.cta-band{background:linear-gradient(90deg,var(--c-primary),var(--c-primary-700));border-radius:var(--r-panel);padding:40px 56px;display:flex;align-items:center;justify-content:space-between;gap:32px;color:#fff;box-shadow:var(--sh-2);}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,26px);line-height:1.3;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.85);font-size:15px;line-height:1.75;max-width:520px;}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:10px;flex:0 0 auto;}
.cta-actions .tip{font-size:12px;color:rgba(255,255,255,.72);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-900);color:rgba(255,255,255,.78);padding-top:64px;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;margin-bottom:14px;}
.footer-col p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);}
.footer-col h3{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.74);}
.footer-col ul a:hover{color:#fff;text-decoration:underline;}
.subscribe-form{display:flex;gap:10px;margin-top:14px;}
.subscribe-form input{flex:1 1 auto;min-width:0;height:44px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;}
.subscribe-form input::placeholder{color:rgba(255,255,255,.5);}
.subscribe-form input:focus{outline:none;border-color:#7FB2E0;box-shadow:0 0 0 4px rgba(127,178,224,.18);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- 移动端底部条 ---------- */
.mobile-cta{position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;background:#fff;border-top:1px solid var(--bd);box-shadow:var(--sh-3);padding:10px 16px calc(10px + env(safe-area-inset-bottom));opacity:0;transform:translateY(100%);pointer-events:none;transition:opacity .24s ease,transform .24s ease;}
.mobile-cta.show{opacity:1;transform:none;pointer-events:auto;}
.mobile-cta .btn{width:100%;}

/* ---------- 响应式 ---------- */
@media(max-width:1199px){
  .split-layout{grid-template-columns:minmax(0,1fr) 290px;}
}
@media(max-width:991px){
  .section{padding-block:64px;}
  .brand-bar-inner{min-height:56px;}
  .search-box{display:none;}
  .search-toggle{display:grid;}
  .brand-bar.search-open .brand-bar-inner{flex-wrap:wrap;padding-block:10px;}
  .brand-bar.search-open .search-box{display:flex;width:100%;order:5;}
  .split-layout{grid-template-columns:minmax(0,1fr);}
  .aside-card{position:static;}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr));}
  .fact:nth-child(3),.fact:nth-child(4){border-top:1px solid var(--bd);}
  .fact:nth-child(3){border-left:0;}
  .split-media{grid-template-columns:minmax(0,1fr);gap:28px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps::before{display:none;}
  .step{padding-top:0;padding-left:44px;min-height:56px;}
  .step::before{top:4px;left:0;}
  .scene{grid-template-columns:52px minmax(0,1fr);}
  .scene-meta{grid-column:2;text-align:left;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media(max-width:767px){
  .section{padding-block:48px;}
  .page-hero-inner{padding:40px 0 36px;}
  .tl{padding-left:34px;}
  .tl::before{left:6px;}
  .tl-item::before{left:-34px;top:20px;}
  .tl-row{grid-template-columns:minmax(0,1fr);gap:12px;}
  .tl-mark{display:flex;align-items:baseline;gap:12px;padding-top:0;}
  .tl-mark .lv{font-size:26px;}
  .tl-mark .nm,.tl-mark .val{margin-top:0;}
  .steps{grid-template-columns:minmax(0,1fr);}
  .step{padding-left:38px;}
  .cta-band{flex-direction:column;align-items:center;text-align:center;padding:32px 22px;}
  .cta-actions{align-items:center;width:100%;}
  .cta-band .btn{width:100%;}
  .scene{grid-template-columns:minmax(0,1fr);gap:12px;}
  .scene-meta{grid-column:1;}
  .mobile-cta{display:block;}
  body{padding-bottom:74px;}
  .cta-band p{max-width:none;}
}
@media(max-width:575px){
  .brand-actions{gap:8px;}
  .brand-actions .btn-accent{display:none;}
  .facts{grid-template-columns:minmax(0,1fr);}
  .fact+.fact{border-left:0;border-top:1px solid var(--bd);}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}