/* roulang page: index */
:root{
  --brand:#2E6FA3;
  --brand-dark:#245B8E;
  --brand-deep:#1C4A75;
  --brand-soft:#EAF2F9;
  --teal:#14A08A;
  --teal-soft:#E6F6F3;
  --orange:#E8833A;
  --orange-soft:#FDF1E7;
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --border:#DCE5EE;
  --text:#1B2A3A;
  --muted:#5C6B7A;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-input:10px;
  --radius-badge:999px;
  --shadow-card:0 10px 30px rgba(20,50,90,.08);
  --shadow-card-hover:0 16px 40px rgba(20,50,90,.12);
  --shadow-nav:0 1px 0 #E6EDF5;
  --container-w:1320px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.2px;line-height:1.3;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.container{max-width:var(--container-w);margin:0 auto;padding:0 24px;width:100%;}
.section{padding:88px 0;}
.section-sm{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--radius-badge);
  padding:6px 14px;margin-bottom:16px;
}
.section-title{font-size:34px;margin-bottom:14px;}
.section-sub{color:var(--muted);font-size:17px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:16px;font-weight:600;padding:12px 24px;
  cursor:pointer;transition:all .22s ease;line-height:1.2;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(46,111,163,.24);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 26px rgba(36,91,142,.3);}
.btn-outline{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand-dark);}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 6px 18px rgba(20,160,138,.22);}
.btn-teal:hover{background:#0F8A76;color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-text{padding:0;background:none;color:var(--brand);font-weight:600;}
.btn-text:hover{text-decoration:underline;text-underline-offset:4px;}
.btn-lg{padding:15px 30px;font-size:17px;}
.btn-sm{padding:9px 18px;font-size:15px;}
.btn-block{width:100%;}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(46,111,163,.45);outline-offset:2px;
}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1000;background:#fff;
  box-shadow:var(--shadow-nav);border-bottom:1px solid #EDF2F8;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--teal));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;
}
.brand-name{font-size:18px;font-weight:700;color:var(--text);white-space:nowrap;}
.brand:hover .brand-name{color:var(--brand);}
.nav-panel{display:flex;align-items:center;justify-content:space-between;flex:1;gap:24px;}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-list > li > a{
  display:block;padding:8px 14px;border-radius:8px;
  font-size:15px;font-weight:500;color:#33475B;white-space:nowrap;
}
.nav-list > li > a:hover{color:var(--brand);background:var(--brand-soft);}
.nav-list > li > a.active{color:var(--brand);font-weight:600;background:var(--brand-soft);}
.nav-side{display:flex;align-items:center;gap:14px;}
.nav-search{
  position:relative;width:220px;
}
.nav-search input{
  width:100%;height:40px;border-radius:var(--radius-badge);
  border:1px solid var(--border);background:#F8FAFD;
  padding:0 40px 0 16px;font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:#93A3B3;}
.nav-search input:focus{border-color:var(--brand);background:#fff;outline:none;box-shadow:0 0 0 3px rgba(46,111,163,.14);}
.nav-search button{
  position:absolute;right:4px;top:4px;width:32px;height:32px;
  border:none;background:transparent;color:var(--muted);border-radius:50%;cursor:pointer;
}
.nav-search button:hover{color:var(--brand);background:var(--brand-soft);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--border);
  background:#fff;color:var(--brand);font-size:18px;cursor:pointer;
}

/* ============ Hero ============ */
.hero{
  position:relative;padding:76px 0 84px;background:#fff;overflow:hidden;
  border-bottom:1px solid #EDF2F8;
}
.hero::before{
  content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(46,111,163,.10),rgba(46,111,163,0) 70%);border-radius:50%;
}
.hero-inner{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero h1{font-size:46px;line-height:1.22;margin-bottom:20px;}
.hero h1 .hl{color:var(--brand);}
.hero-sub{font-size:18px;color:var(--muted);margin-bottom:30px;max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.trust-bar{display:flex;flex-wrap:wrap;gap:10px;}
.trust-chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;color:#33475B;background:var(--bg);
  border:1px solid var(--border);border-radius:var(--radius-badge);padding:7px 14px;
}
.trust-chip i{color:var(--teal);}
.hero-visual{position:relative;}
.hero-visual .hero-img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius-card);
  background:linear-gradient(200deg,rgba(28,74,117,.16),rgba(28,74,117,0) 60%);
  pointer-events:none;
}
.float-card{
  position:absolute;left:-28px;bottom:34px;width:250px;background:#fff;
  border-radius:14px;box-shadow:0 16px 40px rgba(20,50,90,.16);
  padding:18px 20px;border:1px solid #EDF2F8;
}
.float-card .fc-label{font-size:13px;color:var(--muted);margin-bottom:6px;}
.float-card .fc-value{font-size:26px;font-weight:700;color:var(--brand);line-height:1.2;}
.float-card .fc-note{font-size:13px;color:var(--teal);margin-top:6px;display:flex;align-items:center;gap:6px;}

/* ============ 指标区 ============ */
.metrics{background:var(--bg);}
.metric-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px 24px;height:100%;box-shadow:var(--shadow-card);transition:all .25s ease;
}
.metric-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card-hover);}
.metric-card .m-value{font-size:34px;font-weight:700;color:var(--brand-deep);line-height:1.15;}
.metric-card .m-label{font-size:16px;font-weight:600;margin-top:8px;}
.metric-card .m-note{font-size:14px;color:var(--muted);margin-top:6px;}
.status-table{
  margin-top:36px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);
}
.status-row{
  display:grid;grid-template-columns:1.1fr 1fr 2.2fr;gap:18px;
  padding:18px 26px;border-bottom:1px solid #EEF3F8;align-items:center;
}
.status-row:last-child{border-bottom:none;}
.status-row.head{background:#F8FAFD;font-size:14px;font-weight:600;color:var(--muted);}
.status-row .s-name{font-weight:600;}
.status-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  color:var(--teal);background:var(--teal-soft);border-radius:var(--radius-badge);padding:4px 12px;justify-self:start;
}
.status-row .s-desc{color:var(--muted);font-size:15px;}

/* ============ 优惠阶梯 ============ */
.ladder-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;align-items:start;}
.ladder-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-card);transition:all .25s ease;position:relative;
}
.ladder-grid .ladder-card:nth-child(2){margin-top:26px;}
.ladder-grid .ladder-card:nth-child(3){margin-top:52px;}
.ladder-grid .ladder-card:nth-child(4){margin-top:78px;}
.ladder-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:#C6D8E8;}
.ladder-step{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;background:var(--brand-soft);
  color:var(--brand);font-weight:700;font-size:17px;margin-bottom:16px;
}
.ladder-card h3{font-size:20px;margin-bottom:10px;}
.ladder-card .ladder-desc{font-size:15px;color:var(--muted);margin-bottom:16px;}
.ladder-list li{
  display:flex;gap:9px;font-size:15px;color:#33475B;padding:6px 0;
}
.ladder-list i{color:var(--teal);margin-top:5px;font-size:13px;}
.ladder-fit{
  margin-top:16px;padding-top:16px;border-top:1px dashed var(--border);
  font-size:14px;color:var(--muted);
}
.ladder-fit strong{color:var(--text);font-weight:600;}

/* ============ 套餐对比 ============ */
.plans{background:#fff;}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch;}
.plan-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:32px 28px;display:flex;flex-direction:column;transition:all .25s ease;
  box-shadow:0 6px 18px rgba(20,50,90,.05);
}
.plan-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-3px);}
.plan-card.featured{
  border:2px solid var(--brand);box-shadow:0 18px 44px rgba(36,91,142,.14);
  transform:translateY(-14px);position:relative;
}
.plan-card.featured:hover{transform:translateY(-18px);}
.plan-badge{
  position:absolute;top:-15px;left:50%;transform:translateX(-50%);
  background:var(--brand);color:#fff;font-size:13px;font-weight:600;
  padding:5px 18px;border-radius:var(--radius-badge);white-space:nowrap;
}
.plan-name{font-size:20px;margin-bottom:8px;}
.plan-for{font-size:14px;color:var(--muted);margin-bottom:18px;}
.plan-price{display:flex;align-items:baseline;gap:6px;margin-bottom:20px;}
.plan-price .amount{font-size:38px;font-weight:700;color:var(--orange);line-height:1;}
.plan-price .unit{font-size:15px;color:var(--muted);}
.plan-features{flex:1;margin-bottom:24px;}
.plan-features li{display:flex;gap:10px;font-size:15px;padding:8px 0;color:#33475B;border-bottom:1px dashed #EEF3F8;}
.plan-features li:last-child{border-bottom:none;}
.plan-features i{color:var(--teal);margin-top:5px;font-size:13px;}
.plan-features li.off{color:#9AAABA;}
.plan-features li.off i{color:#C3CEDA;}

/* ============ 限时条 ============ */
.limited{
  background:linear-gradient(100deg,var(--brand-deep),var(--brand) 55%,#2F7FA8);
  color:#fff;border-radius:var(--radius-card);padding:26px 34px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.limited .lm-left{display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.limited .lm-title{font-size:20px;font-weight:700;}
.limited .lm-clock{display:flex;align-items:center;gap:8px;font-size:16px;font-variant-numeric:tabular-nums;}
.limited .lm-clock span{
  background:rgba(255,255,255,.16);border-radius:8px;padding:4px 10px;font-weight:600;
}
.limited .lm-note{font-size:14px;color:rgba(255,255,255,.82);}

/* ============ 咨询表单 ============ */
.consult{background:var(--bg);}
.consult-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);overflow:hidden;
}
.consult-form{padding:36px 34px;}
.form-label{display:block;font-size:15px;font-weight:600;margin-bottom:8px;}
.form-label .req{color:var(--orange);margin-left:2px;}
.form-control,.form-select{
  width:100%;border:1px solid var(--border);border-radius:var(--radius-input);
  background:#fff;padding:12px 14px;font-size:15px;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-control:focus,.form-select:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(46,111,163,.14);outline:none;
}
.form-control::placeholder{color:#9AAABA;}
.form-row{margin-bottom:18px;}
.privacy-note{font-size:13px;color:var(--muted);margin-top:12px;}
.consult-side{
  background:#F8FAFD;border-left:1px solid var(--border);
  padding:36px 32px;height:100%;
}
.side-block{margin-bottom:26px;}
.side-block h4{font-size:16px;margin-bottom:10px;display:flex;align-items:center;gap:8px;}
.side-block h4 i{color:var(--brand);}
.side-block p{font-size:15px;color:var(--muted);}
.side-list li{display:flex;justify-content:space-between;font-size:15px;padding:9px 0;border-bottom:1px dashed var(--border);}
.side-list li:last-child{border-bottom:none;}
.side-list .k{color:var(--muted);}
.side-list .v{font-weight:600;color:var(--text);}
.tip-box{
  background:var(--teal-soft);border-radius:12px;padding:16px 18px;
  font-size:14px;color:#0F6E60;display:flex;gap:10px;
}
.tip-box i{margin-top:4px;}

/* ============ 最新信息 ============ */
.news{background:#fff;}
.news-toolbar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  flex-wrap:wrap;margin-bottom:32px;
}
.filter-tabs{display:flex;gap:10px;flex-wrap:wrap;}
.filter-tabs a{
  font-size:14px;padding:8px 16px;border-radius:var(--radius-badge);
  border:1px solid var(--border);color:var(--muted);background:#fff;
}
.filter-tabs a:hover{border-color:var(--brand);color:var(--brand);}
.filter-tabs a.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}
.news-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  box-shadow:0 6px 18px rgba(20,50,90,.05);transition:all .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:#C6D8E8;}
.news-cover{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:#EDF2F8;}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-cover img{transform:scale(1.04);}
.badge-cat{
  position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);
  color:var(--brand);font-size:13px;font-weight:600;padding:4px 12px;border-radius:var(--radius-badge);
}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.news-title{font-size:18px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-title a{color:var(--text);}
.news-title a:hover{color:var(--brand);}
.news-excerpt{
  font-size:15px;color:var(--muted);margin-bottom:18px;flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);border-top:1px solid #F0F4F9;padding-top:14px;
}
.news-meta .link-more{font-weight:600;}
.empty-state{
  text-align:center;padding:64px 24px;background:#F8FAFD;
  border:1px dashed var(--border);border-radius:var(--radius-card);
}
.empty-state .es-icon{
  width:74px;height:74px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:28px;margin:0 auto 18px;
}
.empty-state h3{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--muted);margin-bottom:22px;}

/* ============ 用户反馈 ============ */
.voices{background:var(--bg);}
.voice-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px 24px;height:100%;box-shadow:var(--shadow-card);transition:all .25s ease;
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card-hover);}
.voice-card .quote{font-size:16px;color:#33475B;margin-bottom:18px;}
.voice-user{display:flex;align-items:center;gap:12px;border-top:1px solid #F0F4F9;padding-top:16px;}
.voice-avatar{
  width:42px;height:42px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.voice-user .vu-name{font-size:15px;font-weight:600;}
.voice-user .vu-role{font-size:13px;color:var(--muted);}
.stars{color:var(--orange);font-size:13px;margin-bottom:12px;letter-spacing:2px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:14px;
  margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:#C6D8E8;box-shadow:var(--shadow-card);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 56px 20px 24px;position:relative;
  font-size:17px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand);transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--brand);}
.faq-answer{padding:0 24px 22px;font-size:16px;color:var(--muted);line-height:1.75;}

/* ============ 底部 CTA ============ */
.cta-band{
  background:linear-gradient(120deg,var(--brand-deep),var(--brand));
  border-radius:20px;padding:52px 48px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:30px;margin-bottom:12px;color:#fff;}
.cta-band p{color:rgba(255,255,255,.85);font-size:16px;max-width:620px;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:#fff;border-top:1px solid var(--border);margin-top:88px;}
.footer-brand{
  padding:44px 0 32px;border-bottom:1px solid #EEF3F8;
  display:flex;align-items:flex-start;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.footer-brand .fb-text{max-width:520px;color:var(--muted);font-size:15px;margin-top:14px;}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding:40px 0;}
.footer-col h4{font-size:16px;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:15px;color:var(--muted);}
.footer-col a:hover{color:var(--brand);}
.footer-col p{font-size:15px;color:var(--muted);}
.footer-bottom{
  border-top:1px solid #EEF3F8;padding:22px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:14px;color:#8496A8;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 20px;}
  .hero h1{font-size:40px;}
  .ladder-grid{gap:18px;}
  .nav-search{width:180px;}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  .header-inner{height:60px;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-panel{
    display:none;position:absolute;left:0;right:0;top:60px;
    background:#fff;border-bottom:1px solid var(--border);
    box-shadow:0 18px 40px rgba(20,50,90,.12);
    flex-direction:column;align-items:stretch;gap:0;padding:16px 20px 22px;
  }
  .nav-panel.open{display:flex;}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;margin-bottom:14px;}
  .nav-list > li > a{padding:12px 12px;font-size:16px;}
  .nav-side{flex-direction:column;align-items:stretch;gap:12px;}
  .nav-search{width:100%;}
  .hero{padding:52px 0 64px;}
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero h1{font-size:36px;}
  .float-card{position:static;width:100%;margin-top:18px;}
  .hero-visual::after{display:none;}
  .status-row{grid-template-columns:1fr;gap:8px;padding:18px 20px;}
  .status-row.head{display:none;}
  .ladder-grid{grid-template-columns:repeat(2,1fr);}
  .ladder-grid .ladder-card:nth-child(2),
  .ladder-grid .ladder-card:nth-child(3),
  .ladder-grid .ladder-card:nth-child(4){margin-top:0;}
  .plan-grid{grid-template-columns:1fr;}
  .plan-card.featured{transform:none;}
  .plan-card.featured:hover{transform:translateY(-3px);}
  .consult-side{border-left:none;border-top:1px solid var(--border);}
  .footer-cols{grid-template-columns:repeat(2,1fr);}
  .cta-band{padding:40px 30px;}
  .cta-band h2{font-size:25px;}
}
@media (max-width:575px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .section-title{font-size:26px;}
  .ladder-grid{grid-template-columns:1fr;}
  .consult-form,.consult-side{padding:24px 20px;}
  .limited{padding:22px 20px;}
  .limited .lm-left{flex-direction:column;align-items:flex-start;gap:10px;}
  .limited .btn{width:100%;}
  .footer-cols{grid-template-columns:1fr;}
  .cta-band{padding:32px 22px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{width:100%;}
  .brand-name{font-size:16px;}
  .metric-card .m-value{font-size:28px;}
}

/* roulang page: article */
:root{
  --brand:#2E6FA3;
  --brand-dark:#245B8E;
  --brand-soft:#EAF2F9;
  --teal:#14A08A;
  --teal-soft:#E6F6F3;
  --orange:#E8833A;
  --orange-soft:#FDF1E7;
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --line:#DCE5EE;
  --text:#1B2A3A;
  --muted:#5C6B7A;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-card:0 10px 30px rgba(20,50,90,.08);
  --shadow-hover:0 16px 40px rgba(20,50,90,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand)}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
p{margin:0 0 1em}
button{font:inherit}
:focus-visible{outline:3px solid rgba(46,111,163,.45);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1320px;margin:0 auto;padding:0 24px}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;box-shadow:0 1px 0 #E6EDF5}
.header-inner{display:flex;align-items:center;gap:26px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#2E6FA3,#245B8E);color:#fff;display:grid;place-items:center;font-size:15px}
.brand-name{font-size:18px;font-weight:700;color:var(--text);letter-spacing:.3px}
.nav-panel{display:flex;align-items:center;justify-content:space-between;flex:1;gap:22px}
.nav-list{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.nav-list a{font-size:15.5px;font-weight:500;color:#3B4C5C;position:relative;padding:6px 0;display:inline-block}
.nav-list a:hover{color:var(--brand)}
.nav-list a.active{color:var(--brand);font-weight:600}
.nav-list a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:3px;background:var(--brand)}
.nav-side{display:flex;align-items:center;gap:14px}
.nav-search{display:flex;align-items:center;background:#F1F5F9;border:1px solid var(--line);border-radius:999px;padding:0 6px 0 14px;height:40px;width:240px;transition:border-color .18s,box-shadow .18s}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(46,111,163,.12)}
.nav-search input{border:0;background:transparent;outline:none;flex:1;font-size:14px;color:var(--text);min-width:0}
.nav-search input::placeholder{color:#93A3B3}
.nav-search button{border:0;background:var(--brand);color:#fff;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;cursor:pointer;font-size:12px;transition:background .18s}
.nav-search button:hover{background:var(--brand-dark)}
.nav-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--brand);cursor:pointer;place-items:center}

/* ============ 按钮体系 ============ */
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand);border:1px solid var(--brand);color:#fff;border-radius:var(--radius-btn);
  font-weight:600;padding:11px 22px;font-size:15px;
  box-shadow:0 6px 16px rgba(46,111,163,.18);
  transition:background .2s,transform .2s,box-shadow .2s,color .2s;
}
.btn-primary:hover,.btn-primary:focus{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(36,91,142,.26)}
.btn-primary.btn-sm{padding:9px 18px;font-size:14px}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;border:1px solid var(--brand);color:var(--brand);border-radius:var(--radius-btn);
  font-weight:600;padding:11px 22px;font-size:15px;transition:all .2s;
}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px)}
.btn-outline.btn-sm{padding:9px 18px;font-size:14px}
.link-more{color:var(--brand);font-weight:600;font-size:14.5px;display:inline-flex;align-items:center;gap:6px}
.link-more:hover{text-decoration:underline;text-underline-offset:4px}

/* ============ 文章头部信息区 ============ */
.article-hero{background:#fff;border-bottom:1px solid var(--line);padding:34px 0 32px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs em{font-style:normal;color:var(--text);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{font-size:clamp(30px,3.6vw,44px);line-height:1.28;max-width:1000px;letter-spacing:.2px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:18px;color:var(--muted);font-size:14px}
.meta-row span{display:inline-flex;align-items:center;gap:7px}
.meta-row i{color:#8FA6BB}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.tag{display:inline-flex;align-items:center;padding:5px 14px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);font-size:13px;font-weight:500;border:1px solid #D8E6F2}

/* ============ 正文区 ============ */
.article-section{padding:52px 0 20px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 322px;gap:44px;align-items:start}
.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:40px 46px}
.article-cover{border-radius:14px;overflow:hidden;margin:0 0 34px;background:#EEF3F8}
.article-cover img{width:100%;aspect-ratio:1200/675;object-fit:cover}
.article-body-text{max-width:820px;font-size:17px;line-height:1.9;color:#22303F}
.article-body-text p{margin:0 0 1.2em}
.article-body-text h2{font-size:27px;margin:2em 0 .7em;padding-left:14px;border-left:4px solid var(--brand);line-height:1.4}
.article-body-text h3{font-size:21px;margin:1.7em 0 .6em}
.article-body-text h4{font-size:18px;margin:1.4em 0 .5em}
.article-body-text ul{list-style:disc;margin:0 0 1.2em 1.5em;padding-left:.4em}
.article-body-text ol{list-style:decimal;margin:0 0 1.2em 1.6em;padding-left:.4em}
.article-body-text li{margin:.4em 0}
.article-body-text blockquote{margin:1.4em 0;padding:16px 24px;border-left:4px solid var(--brand);background:var(--brand-soft);border-radius:0 12px 12px 0;color:#33465A}
.article-body-text img{border-radius:14px;margin:1.4em 0}
.article-body-text figure{margin:1.6em 0}
.article-body-text figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:8px}
.article-body-text a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body-text table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15.5px;background:#fff}
.article-body-text th,.article-body-text td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body-text th{background:#F3F7FB;color:var(--brand-dark);font-weight:600}
.article-body-text code{background:#F1F5F9;border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:14.5px}
.article-end{margin-top:36px;padding-top:26px;border-top:1px dashed var(--line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.article-end .end-tags{display:flex;flex-wrap:wrap;gap:8px}
.article-end .end-tags span{font-size:13px;color:var(--muted);background:#F4F7FB;border:1px solid var(--line);border-radius:999px;padding:4px 12px}
.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}
.empty-state i{font-size:46px;color:#B9C9D8;display:block;margin-bottom:18px}
.empty-state h3{font-size:22px;color:var(--text);margin-bottom:10px}
.empty-state p{margin-bottom:22px}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 24px;box-shadow:var(--shadow-card)}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;color:var(--text)}
.side-card h3 i{color:var(--brand)}
.side-list li{padding:10px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--muted);line-height:1.6}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list li a{color:#33465A;font-weight:600}
.side-list li a:hover{color:var(--brand)}
.side-tip{background:var(--teal-soft);border:1px solid #CBE9E3;border-radius:14px;padding:16px 18px;font-size:14px;color:#1F5C52;line-height:1.7}
.side-tip strong{display:block;margin-bottom:6px;color:#14A08A}

/* ============ 板块标题 ============ */
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-head h2{font-size:30px;line-height:1.3}
.section-head p{margin:8px 0 0;color:var(--muted);font-size:15px;max-width:640px}

/* ============ 卡片 ============ */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow:hidden;transition:transform .22s,box-shadow .22s;display:flex;flex-direction:column;height:100%}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card-cover{aspect-ratio:16/9;overflow:hidden;background:#EEF3F8}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card:hover .card-cover img{transform:scale(1.04)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.badge-soft{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;font-size:12.5px;font-weight:600;color:var(--brand-dark);background:var(--brand-soft);border:1px solid #D8E6F2;border-radius:999px;padding:3px 12px;margin-bottom:12px}
.card-title{font-size:18px;line-height:1.45;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-desc{font-size:14.5px;color:var(--muted);line-height:1.75;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.card-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#8A98A6;border-top:1px solid var(--line);padding-top:12px}
.related{padding:52px 0 84px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* ============ 底部 CTA ============ */
.article-cta-wrap{padding:0 0 78px}
.article-cta{background:linear-gradient(120deg,#245B8E 0%,#2E6FA3 100%);border-radius:20px;padding:42px 46px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;color:#fff;box-shadow:0 18px 44px rgba(20,50,90,.18)}
.article-cta h2{font-size:27px;margin-bottom:10px;color:#fff}
.article-cta p{margin:0;color:#D6E5F2;font-size:15.5px;max-width:640px}
.article-cta .cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn-light{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#fff;border:1px solid #fff;color:var(--brand-dark);border-radius:var(--radius-btn);font-weight:600;padding:11px 22px;font-size:15px;transition:all .2s}
.btn-light:hover{background:#EAF2F9;color:var(--brand-dark);transform:translateY(-1px)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;border:1px solid rgba(255,255,255,.6);color:#fff;border-radius:var(--radius-btn);font-weight:600;padding:11px 22px;font-size:15px;transition:all .2s}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-1px)}

/* ============ 页脚 ============ */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 0;margin-top:20px}
.footer-brand{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:30px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.fb-text{max-width:560px;margin:14px 0 0;color:var(--muted);font-size:14.5px;line-height:1.85}
.trust-bar{display:flex;flex-wrap:wrap;gap:10px}
.trust-chip{display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:999px;background:#F1F6FB;border:1px solid #DCE8F4;color:var(--brand-dark);font-size:13.5px;font-weight:500}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding:36px 0}
.footer-col h4{font-size:15.5px;margin-bottom:16px;color:var(--text)}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--muted);font-size:14.5px}
.footer-col a:hover{color:var(--brand)}
.footer-col p{color:var(--muted);font-size:14.5px;margin:0 0 10px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding:20px 0 28px;border-top:1px solid var(--line);color:#7A8896;font-size:13.5px}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .header-inner{gap:18px}
  .nav-list{gap:18px}
  .nav-list a{font-size:14.5px}
  .nav-search{width:190px}
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:32px}
  .article-card{padding:34px 34px}
}
@media (max-width:991px){
  .nav-toggle{display:grid}
  .header-inner{height:60px}
  .nav-panel{
    position:fixed;top:60px;left:0;right:0;bottom:0;background:#fff;
    flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;
    padding:16px 24px 36px;overflow-y:auto;z-index:1029;
    transform:translateY(-10px);opacity:0;visibility:hidden;transition:opacity .22s ease,transform .22s ease,visibility .22s;
  }
  .nav-panel.open{transform:none;opacity:1;visibility:visible}
  .nav-list{flex-direction:column;align-items:stretch;gap:0}
  .nav-list li{border-bottom:1px solid var(--line)}
  .nav-list a{display:block;padding:15px 2px;font-size:16px}
  .nav-list a.active::after{display:none}
  .nav-side{flex-direction:column;align-items:stretch;gap:12px;margin-top:22px}
  .nav-search{width:100%}
  .article-layout{grid-template-columns:1fr}
  .article-side{position:static}
  .article-card{padding:30px 26px}
  .article-cta{padding:34px 28px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-cols{grid-template-columns:repeat(2,1fr);gap:26px}
}
@media (max-width:575px){
  .container{padding:0 18px}
  .article-hero{padding:24px 0 22px}
  .article-title{font-size:27px}
  .article-section{padding:34px 0 12px}
  .article-card{padding:22px 18px}
  .article-body-text{font-size:16.5px;line-height:1.85}
  .article-body-text h2{font-size:22px}
  .article-body-text h3{font-size:19px}
  .crumbs em{max-width:200px}
  .related{padding:36px 0 60px}
  .related-grid{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr}
  .section-head h2{font-size:23px}
  .article-cta h2{font-size:22px}
  .article-cta .cta-actions{width:100%}
  .article-cta .cta-actions a{flex:1}
  .article-end{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --brand:#2E6FA3;
  --brand-deep:#245B8E;
  --brand-soft:#EAF2F9;
  --accent:#14A08A;
  --accent-soft:#E6F6F2;
  --warm:#E8833A;
  --warm-soft:#FDF1E7;
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --line:#DCE5EE;
  --line-soft:#E9F0F6;
  --ink:#1B2A3A;
  --muted:#5C6B7A;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 10px 30px rgba(20,50,90,.08);
  --shadow-lg:0 16px 40px rgba(20,50,90,.12);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-deep);}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:.2px;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(46,111,163,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1320px;margin:0 auto;padding:0 24px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- 按钮 ---------- */
.btn{
  --bs-btn-border-radius:var(--radius-btn);
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15.5px;font-weight:600;padding:11px 22px;border-radius:var(--radius-btn);
  border:1px solid transparent;transition:all .22s ease;cursor:pointer;line-height:1.4;
}
.btn-primary{
  --bs-btn-bg:var(--brand);--bs-btn-border-color:var(--brand);
  --bs-btn-hover-bg:var(--brand-deep);--bs-btn-hover-border-color:var(--brand-deep);
  --bs-btn-active-bg:var(--brand-deep);--bs-btn-active-border-color:var(--brand-deep);
  --bs-btn-focus-shadow-rgb:46,111,163;--bs-btn-color:#fff;--bs-btn-hover-color:#fff;--bs-btn-active-color:#fff;
  background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(36,91,142,.22);
}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(36,91,142,.28);}
.btn-outline{
  background:#fff;color:var(--brand);border-color:#BBD2E5;
}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-deep);border-color:var(--brand);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(20,160,138,.22);}
.btn-accent:hover{background:#0E8A76;color:#fff;transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:15px;}
.btn-block{width:100%;}
.link-more{font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{text-decoration:underline;text-underline-offset:4px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  box-shadow:0 1px 0 #E6EDF5;
}
.header-inner{display:flex;align-items:center;gap:26px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;flex-shrink:0;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2E6FA3,#245B8E);color:#fff;font-size:15px;flex-shrink:0;
}
.brand-name{font-size:18px;font-weight:700;white-space:nowrap;}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--brand-deep);font-size:17px;
}
.nav-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;flex:1;min-width:0;}
.nav-list{display:flex;align-items:center;gap:24px;flex-wrap:nowrap;}
.nav-list a{
  position:relative;display:inline-block;font-size:15.5px;color:#3B4C5E;padding:6px 0;white-space:nowrap;
}
.nav-list a:hover{color:var(--brand);}
.nav-list a.active{color:var(--brand-deep);font-weight:600;}
.nav-list a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-side{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav-search{
  display:flex;align-items:center;gap:6px;width:220px;
  background:#F6F8FB;border:1px solid var(--line);border-radius:999px;padding:4px 6px 4px 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(46,111,163,.14);}
.nav-search input{
  flex:1;min-width:0;border:0;background:transparent;font-size:14.5px;color:var(--ink);outline:none;
}
.nav-search input::placeholder{color:#8C9AA8;}
.nav-search button{
  width:32px;height:32px;border:0;border-radius:999px;background:var(--brand);color:#fff;font-size:13px;
  display:grid;place-items:center;cursor:pointer;transition:background .2s ease;
}
.nav-search button:hover{background:var(--brand-deep);}

/* ---------- 内页横幅 ---------- */
.page-hero{
  position:relative;padding:78px 0 66px;color:#fff;
  background-image:linear-gradient(105deg,rgba(23,58,92,.92) 0%,rgba(31,78,120,.86) 46%,rgba(36,91,142,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,160,138,.28),rgba(20,160,138,0) 68%);
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.78);margin-bottom:18px;}
.crumb a{color:rgba(255,255,255,.86);}
.crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.crumb i{font-size:11px;}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.24;font-weight:700;letter-spacing:.4px;max-width:840px;
}
.page-hero h1 span{color:#8FD9CB;}
.hero-lead{
  margin-top:18px;max-width:820px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.9);
}
.hero-lead + .hero-lead{margin-top:10px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-actions .btn-outline{background:rgba(255,255,255,.94);}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:999px;
  font-size:13.5px;color:#EAF3FA;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);
}
.chip i{color:#8FD9CB;}

/* ---------- 锚点目录条 ---------- */
.anchor-bar{
  position:sticky;top:72px;z-index:1020;background:#fff;border-bottom:1px solid var(--line-soft);
  box-shadow:0 6px 18px rgba(20,50,90,.05);
}
.anchor-inner{display:flex;align-items:center;gap:16px;padding:12px 0;overflow-x:auto;}
.anchor-inner::-webkit-scrollbar{height:0;}
.anchor-label{font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap;}
.anchor-list{display:flex;gap:10px;white-space:nowrap;}
.anchor-list a{
  display:inline-block;padding:7px 16px;border-radius:999px;font-size:14.5px;color:#40566B;
  background:#F2F6FA;border:1px solid transparent;transition:all .2s ease;
}
.anchor-list a:hover{background:var(--brand-soft);color:var(--brand-deep);border-color:#C9DDEC;}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0;}
.section.tight{padding:64px 0;}
.section.alt{background:#fff;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow i{font-size:12px;}
.section-title{font-size:34px;line-height:1.32;}
.section-sub{margin-top:14px;font-size:16.5px;color:var(--muted);line-height:1.8;}

/* ---------- 图文区块 ---------- */
.overview-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:48px;align-items:center;}
.overview-media{position:relative;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);}
.overview-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.overview-media::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,58,92,0) 42%,rgba(23,58,92,.55) 100%);
}
.overview-badge{
  position:absolute;left:20px;bottom:20px;z-index:2;background:rgba(255,255,255,.96);border-radius:12px;
  padding:12px 18px;box-shadow:var(--shadow-sm);
}
.overview-badge strong{display:block;font-size:22px;color:var(--brand-deep);line-height:1.2;}
.overview-badge span{font-size:13px;color:var(--muted);}
.overview-points{display:grid;gap:16px;margin-top:26px;}
.overview-points li{
  display:flex;gap:14px;padding:18px 20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:0 4px 14px rgba(20,50,90,.04);transition:box-shadow .22s ease,transform .22s ease;
}
.overview-points li:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px);}
.overview-points .pi{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;
  background:var(--accent-soft);color:var(--accent);font-size:15px;
}
.overview-points h3{font-size:16.5px;margin-bottom:4px;}
.overview-points p{font-size:14.5px;color:var(--muted);margin:0;line-height:1.7;}

/* ---------- 入口卡片分组 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:0 6px 20px rgba(20,50,90,.05);
  display:flex;flex-direction:column;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#C9DDEC;}
.entry-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.entry-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:19px;
  background:var(--brand-soft);color:var(--brand-deep);
}
.entry-card.is-green .entry-icon{background:var(--accent-soft);color:var(--accent);}
.entry-card.is-warm .entry-icon{background:var(--warm-soft);color:var(--warm);}
.tag{
  display:inline-flex;align-items:center;font-size:12.5px;font-weight:600;padding:4px 11px;border-radius:999px;
  background:#F2F6FA;color:#4A6076;border:1px solid var(--line);
}
.tag.green{background:var(--accent-soft);color:#0E8A76;border-color:#C7EAE2;}
.tag.warm{background:var(--warm-soft);color:#C1691F;border-color:#F5DCC6;}
.tag.blue{background:var(--brand-soft);color:var(--brand-deep);border-color:#CDDFEE;}
.entry-card h3{font-size:19px;margin-bottom:10px;}
.entry-card .card-text{font-size:14.8px;color:var(--muted);line-height:1.75;margin-bottom:16px;}
.entry-list{display:grid;gap:9px;margin-bottom:20px;}
.entry-list li{display:flex;gap:9px;font-size:14.5px;color:#33475B;line-height:1.65;}
.entry-list li i{color:var(--accent);font-size:12px;margin-top:7px;}
.entry-foot{margin-top:auto;padding-top:16px;border-top:1px dashed var(--line);}
.entry-foot .link-more{font-size:14.5px;}

/* ---------- 对比表 ---------- */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.table-scroll{overflow-x:auto;}
table.compare{
  width:100%;min-width:820px;border-collapse:separate;border-spacing:0;
}
table.compare thead th{
  background:#F1F6FB;color:var(--brand-deep);font-size:15px;font-weight:700;text-align:left;
  padding:18px 22px;border-bottom:1px solid var(--line);white-space:nowrap;
}
table.compare tbody td{
  padding:20px 22px;font-size:15px;color:#33475B;border-bottom:1px solid var(--line-soft);line-height:1.7;vertical-align:top;
}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare tbody tr{transition:background .2s ease;}
table.compare tbody tr:hover{background:#FAFCFE;}
table.compare .name{font-weight:600;color:var(--ink);}
table.compare .name small{display:block;font-weight:400;font-size:13px;color:var(--muted);margin-top:3px;}
.speed{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--accent);font-size:14.5px;}
.speed.mid{color:var(--warm);}
.table-note{margin-top:16px;font-size:14px;color:var(--muted);display:flex;gap:9px;align-items:flex-start;}
.table-note i{color:var(--brand);margin-top:5px;font-size:13px;}

/* ---------- 步骤时间线 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;position:relative;}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 24px 24px;box-shadow:0 6px 20px rgba(20,50,90,.05);transition:transform .24s ease,box-shadow .24s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.step-num{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-weight:700;font-size:17px;
  background:linear-gradient(135deg,#2E6FA3,#245B8E);color:#fff;margin-bottom:16px;
}
.step-card h3{font-size:17.5px;margin-bottom:9px;}
.step-card p{font-size:14.6px;color:var(--muted);line-height:1.72;margin:0;}
.step-card .step-meta{
  margin-top:14px;font-size:13px;color:var(--brand-deep);background:var(--brand-soft);
  border-radius:8px;padding:6px 12px;display:inline-block;font-weight:600;
}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:48px;align-items:start;}
.faq-aside{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:28px 26px;
  box-shadow:var(--shadow-sm);position:sticky;top:150px;
}
.faq-aside h3{font-size:20px;margin-bottom:12px;}
.faq-aside p{font-size:15px;color:var(--muted);line-height:1.78;}
.faq-aside .aside-stat{
  display:flex;gap:18px;margin:22px 0 20px;padding:18px;background:#F7FAFD;border-radius:12px;border:1px solid var(--line-soft);
}
.faq-aside .aside-stat div{flex:1;}
.faq-aside .aside-stat strong{display:block;font-size:24px;color:var(--brand-deep);line-height:1.25;}
.faq-aside .aside-stat span{font-size:13px;color:var(--muted);}
.accordion.faq-acc{--bs-accordion-border-color:transparent;--bs-accordion-border-radius:0;--bs-accordion-bg:transparent;}
.faq-acc .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);margin-bottom:14px;
  overflow:hidden;box-shadow:0 4px 14px rgba(20,50,90,.04);
}
.faq-acc .accordion-button{
  background:#fff;color:var(--ink);font-size:16.5px;font-weight:600;line-height:1.6;
  padding:20px 54px 20px 24px;box-shadow:none;border:0;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-deep);background:var(--brand-soft);}
.faq-acc .accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(46,111,163,.3);}
.faq-acc .accordion-button::after{
  background-image:none;content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:13px;color:var(--brand);width:auto;height:auto;position:absolute;right:24px;top:50%;
  transform:translateY(-50%);transition:transform .24s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{content:"\f068";transform:translateY(-50%) rotate(180deg);}
.faq-acc .accordion-body{padding:18px 24px 24px;font-size:15.4px;color:#3B4C5E;line-height:1.78;border-top:1px solid var(--line-soft);}
.faq-acc .accordion-body ul{display:grid;gap:8px;margin-top:10px;}
.faq-acc .accordion-body li{display:flex;gap:9px;font-size:15px;}
.faq-acc .accordion-body li i{color:var(--accent);font-size:12px;margin-top:8px;}

/* ---------- 咨询 CTA ---------- */
.cta-section{background:linear-gradient(120deg,#1F4E78 0%,#2E6FA3 58%,#317A9E 100%);color:#fff;padding:84px 0;position:relative;overflow:hidden;}
.cta-section::before{
  content:"";position:absolute;left:-80px;top:-120px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,160,138,.3),rgba(20,160,138,0) 70%);
}
.cta-section .container{position:relative;z-index:2;}
.cta-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:52px;align-items:start;}
.cta-copy h2{color:#fff;font-size:34px;line-height:1.35;}
.cta-copy p{margin-top:16px;font-size:16.4px;color:rgba(255,255,255,.88);line-height:1.85;}
.cta-trust{display:grid;gap:14px;margin-top:28px;}
.cta-trust li{display:flex;gap:12px;font-size:15.2px;color:rgba(255,255,255,.92);}
.cta-trust .ti{
  width:34px;height:34px;border-radius:10px;flex-shrink:0;display:grid;place-items:center;
  background:rgba(255,255,255,.15);color:#8FD9CB;font-size:14px;
}
.form-card{
  background:#fff;border-radius:var(--radius-card);padding:30px 28px;box-shadow:0 18px 44px rgba(10,35,60,.24);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-hint{font-size:14px;color:var(--muted);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14.5px;font-weight:600;color:#33475B;margin-bottom:8px;}
.field .form-control,.field .form-select{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-btn);padding:11px 14px;
  font-size:15px;color:var(--ink);background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.field .form-control::placeholder{color:#98A6B4;}
.field .form-control:focus,.field .form-select:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(46,111,163,.16);outline:none;
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-privacy{font-size:13px;color:var(--muted);margin-top:12px;line-height:1.65;display:flex;gap:8px;}
.form-privacy i{color:var(--accent);margin-top:4px;font-size:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:64px 0 30px;}
.footer-brand{
  display:flex;justify-content:space-between;align-items:flex-start;gap:40px;
  padding-bottom:34px;border-bottom:1px solid var(--line-soft);
}
.footer-brand .fb-text{margin-top:16px;max-width:620px;font-size:15px;color:var(--muted);line-height:1.8;}
.trust-bar{display:flex;flex-wrap:wrap;gap:10px;}
.trust-chip{
  display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:#3B4C5E;
  background:#F4F8FC;border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.trust-chip i{color:var(--accent);font-size:12px;}
.footer-cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;padding:38px 0 34px;}
.footer-col h4{font-size:16px;margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14.6px;color:#4A6076;}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.footer-col p{font-size:14.6px;color:#4A6076;margin-bottom:11px;line-height:1.7;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:24px;border-top:1px solid var(--line-soft);font-size:13.8px;color:#7A8896;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:40px;}
  .section{padding:72px 0;}
  .section-title{font-size:31px;}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .nav-list{gap:18px;}
  .nav-search{width:180px;}
}
@media (max-width:991px){
  .header-inner{height:60px;gap:14px;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-panel{
    position:fixed;top:60px;left:0;right:0;bottom:0;background:#fff;flex-direction:column;
    align-items:stretch;justify-content:flex-start;gap:0;padding:18px 24px 32px;overflow-y:auto;
    transform:translateX(100%);transition:transform .28s ease;box-shadow:-12px 0 32px rgba(20,50,90,.12);
    visibility:hidden;
  }
  .nav-panel.is-open{transform:translateX(0);visibility:visible;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list li{border-bottom:1px solid var(--line-soft);}
  .nav-list a{display:block;padding:15px 2px;font-size:16px;}
  .nav-list a.active::after{display:none;}
  .nav-side{flex-direction:column;align-items:stretch;gap:14px;margin-top:22px;}
  .nav-search{width:100%;}
  .nav-side .btn{width:100%;}
  .anchor-bar{top:60px;}
  .overview-grid{grid-template-columns:1fr;gap:32px;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .faq-aside{position:static;}
  .cta-grid{grid-template-columns:1fr;gap:36px;}
  .footer-brand{flex-direction:column;gap:22px;}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr));}
  .page-hero{padding:58px 0 52px;}
  .page-hero h1{font-size:34px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section-title{font-size:27px;}
  .section-sub{font-size:15.5px;}
  .page-hero h1{font-size:29px;}
  .hero-lead{font-size:15.6px;}
  .hero-actions .btn{width:100%;}
  .entry-grid,.steps{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
  .footer-cols{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .faq-acc .accordion-button{font-size:15.6px;padding:17px 48px 17px 18px;}
  .faq-acc .accordion-button::after{right:18px;}
  .faq-acc .accordion-body{padding:16px 18px 20px;}
  .cta-copy h2{font-size:26px;}
  .form-card{padding:24px 20px;}
}
@media (max-width:575px){
  .brand-name{font-size:16.5px;}
  .brand-mark{width:29px;height:29px;font-size:13px;}
  .chip{font-size:12.5px;padding:5px 11px;}
  .overview-badge{left:14px;bottom:14px;padding:10px 14px;}
  .overview-badge strong{font-size:19px;}
  .page-hero{padding:44px 0 40px;}
  .section{padding:48px 0;}
  .cta-section{padding:60px 0;}
}

/* roulang page: category2 */
:root{
  --brand:#2E6FA3;
  --brand-dark:#245B8E;
  --brand-deep:#1B4A75;
  --mint:#14A08A;
  --orange:#E8833A;
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --border:#DCE5EE;
  --text:#1B2A3A;
  --muted:#5C6B7A;
  --soft:#EEF4FA;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-sm:0 10px 30px rgba(20,50,90,.08);
  --shadow-hover:0 16px 40px rgba(20,50,90,.12);
  --ring:rgba(46,111,163,.28);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{font-weight:700;color:var(--text);line-height:1.35;margin:0;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1320px;margin:0 auto;padding:0 24px;}
.section{padding:76px 0;}
.section-head{max-width:820px;margin-bottom:32px;}
.section-head h2{font-size:32px;margin-bottom:12px;}
.section-head .sub{color:var(--muted);font-size:16.5px;margin:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;color:var(--brand);
  background:var(--soft);border:1px solid var(--border);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  box-shadow:0 1px 0 #E6EDF5;
}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(135deg,var(--brand),var(--mint));
  color:#fff;display:grid;place-items:center;font-size:15px;
}
.brand-name{font-size:18px;font-weight:700;letter-spacing:.2px;}
.nav-toggle{
  display:none;margin-left:auto;background:#fff;border:1px solid var(--border);
  width:42px;height:40px;border-radius:var(--radius-sm);color:var(--brand);font-size:17px;
}
.nav-panel{display:flex;align-items:center;justify-content:space-between;flex:1;gap:20px;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  display:block;padding:8px 12px;font-size:15px;color:var(--muted);
  border-radius:8px;white-space:nowrap;
}
.nav-list a:hover{color:var(--brand);background:var(--soft);}
.nav-list a.active{color:var(--brand);font-weight:600;background:var(--soft);}
.nav-side{display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;background:#F3F7FB;border:1px solid var(--border);
  border-radius:999px;padding:4px 6px 4px 14px;width:250px;
}
.nav-search input{
  border:0;background:transparent;outline:none;flex:1;font-size:14px;color:var(--text);
  padding:6px 0;min-width:0;
}
.nav-search input::placeholder{color:#93A2B1;}
.nav-search button{
  border:0;background:var(--brand);color:#fff;width:32px;height:32px;border-radius:50%;
  font-size:13px;display:grid;place-items:center;transition:background-color .18s ease;
}
.nav-search button:hover{background:var(--brand-dark);}

/* ---------- buttons ---------- */
.btn{border-radius:var(--radius-sm);font-weight:600;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease;}
.btn-primary{
  --bs-btn-bg:var(--brand);
  --bs-btn-border-color:var(--brand);
  --bs-btn-hover-bg:var(--brand-dark);
  --bs-btn-hover-border-color:var(--brand-dark);
  --bs-btn-active-bg:var(--brand-deep);
  --bs-btn-active-border-color:var(--brand-deep);
  --bs-btn-color:#fff;
  --bs-btn-hover-color:#fff;
  --bs-btn-active-color:#fff;
  --bs-btn-focus-shadow-rgb:46,111,163;
  --bs-btn-padding-x:22px;
  --bs-btn-padding-y:11px;
  font-size:15.5px;
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 24px rgba(46,111,163,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-sm{--bs-btn-padding-x:16px;--bs-btn-padding-y:8px;font-size:14.5px;}
.btn-ghost{
  background:#fff;color:var(--brand);border:1px solid var(--brand);
  padding:11px 22px;font-size:15.5px;display:inline-flex;align-items:center;gap:8px;
}
.btn-ghost:hover{background:var(--soft);color:var(--brand-dark);transform:translateY(-1px);}
.btn-light-brand{
  background:#fff;color:var(--brand-deep);border:1px solid transparent;
  padding:11px 22px;font-size:15.5px;display:inline-flex;align-items:center;gap:8px;
}
.btn-light-brand:hover{background:#EAF2FA;color:var(--brand-deep);transform:translateY(-1px);}
.btn-text{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.btn-text:hover{text-decoration:underline;text-underline-offset:4px;}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;color:#fff;overflow:hidden;
  background-image:linear-gradient(100deg,rgba(20,52,84,.92) 0%,rgba(27,74,117,.86) 48%,rgba(46,111,163,.62) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:64px 0 72px;
}
.page-hero .crumbs{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.78);margin-bottom:20px;}
.page-hero .crumbs a{color:rgba(255,255,255,.9);}
.page-hero .crumbs a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.page-hero .eyebrow{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.28);color:#EAF4FF;}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.28;max-width:900px;margin-bottom:18px;
}
.page-hero .hero-lead{max-width:820px;font-size:17px;color:rgba(255,255,255,.88);margin-bottom:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero-tags span{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  color:#F2F8FF;font-size:14px;padding:7px 14px;border-radius:999px;
}
.hero-tags i{color:#8FE3D6;}

/* ---------- layout ---------- */
.layout{display:grid;grid-template-columns:264px 1fr;gap:36px;align-items:start;padding:56px 0 80px;}
.side-nav{position:sticky;top:96px;}
.side-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:20px 20px 22px;
}
.side-card h3{font-size:15px;letter-spacing:.4px;color:var(--muted);font-weight:600;margin-bottom:14px;}
.side-card ul li{margin-bottom:2px;}
.side-card ul a{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;
  color:var(--text);font-size:15px;
}
.side-card ul a i{color:#9FB2C4;font-size:12px;transition:color .18s ease;}
.side-card ul a:hover,.side-card ul a.is-active{background:var(--soft);color:var(--brand);font-weight:600;}
.side-card ul a:hover i,.side-card ul a.is-active i{color:var(--brand);}
.side-cta{
  margin-top:18px;background:linear-gradient(150deg,var(--brand-deep),var(--brand));
  border-radius:var(--radius-lg);padding:22px;color:#fff;box-shadow:var(--shadow-sm);
}
.side-cta h4{color:#fff;font-size:17px;margin-bottom:8px;}
.side-cta p{font-size:14px;color:rgba(255,255,255,.85);margin-bottom:16px;}
.side-cta .btn-light-brand{width:100%;justify-content:center;}

.content-block{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:32px 34px;margin-bottom:26px;
  scroll-margin-top:100px;
}
.content-block > h2{font-size:29px;margin-bottom:14px;}
.content-block .lead-text{color:var(--muted);font-size:16.5px;margin-bottom:22px;}

/* ---------- metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:6px;}
.metric{
  border:1px solid var(--border);border-radius:var(--radius-md);padding:20px;
  background:linear-gradient(180deg,#FBFDFF,#FFFFFF);
}
.metric .v{font-size:26px;font-weight:700;color:var(--brand-deep);font-variant-numeric:tabular-nums;line-height:1.2;}
.metric .v small{font-size:14px;font-weight:600;color:var(--muted);margin-left:3px;}
.metric .k{font-size:14px;color:var(--muted);margin-top:6px;}

/* ---------- table ---------- */
.table-wrap{
  border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;
}
table.state-table{width:100%;border-collapse:collapse;background:#fff;}
table.state-table th,table.state-table td{
  padding:15px 18px;text-align:left;font-size:15px;border-bottom:1px solid #EAF0F6;
}
table.state-table thead th{
  background:#F3F7FB;color:var(--brand-deep);font-weight:600;font-size:14.5px;
}
table.state-table tbody tr:last-child td{border-bottom:0;}
table.state-table tbody tr:hover{background:#FAFCFE;}
.tag-ok,table.state-table .tag-warn{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  padding:4px 11px;border-radius:999px;
}
.tag-ok{background:rgba(20,160,138,.12);color:#0E7C6B;}
.tag-warn{background:rgba(232,131,58,.14);color:#B6622A;}

/* ---------- timeline ---------- */
.timeline{position:relative;margin-top:8px;}
.tl-item{position:relative;padding-left:66px;padding-bottom:26px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:21px;top:44px;bottom:0;width:2px;
  background:linear-gradient(180deg,var(--border),rgba(220,229,238,0));
}
.tl-item:last-child::before{display:none;}
.tl-num{
  position:absolute;left:0;top:0;width:44px;height:44px;border-radius:14px;
  background:var(--soft);border:1px solid var(--border);color:var(--brand-deep);
  display:grid;place-items:center;font-weight:700;font-size:17px;font-variant-numeric:tabular-nums;
}
.tl-body{
  border:1px solid var(--border);border-radius:var(--radius-md);padding:20px 22px;background:#fff;
  transition:box-shadow .2s ease,transform .2s ease;
}
.tl-body:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.tl-body h3{font-size:19px;margin-bottom:8px;}
.tl-body p{font-size:15.5px;color:var(--muted);margin-bottom:12px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tl-tags span{
  font-size:13px;color:var(--brand);background:var(--soft);border:1px solid var(--border);
  padding:4px 11px;border-radius:999px;
}

/* ---------- split media ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;}
.split img{border-radius:var(--radius-md);width:100%;height:280px;object-fit:cover;box-shadow:var(--shadow-sm);}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed #E7EEF5;
  font-size:15.5px;color:var(--text);
}
.check-list li:last-child{border-bottom:0;}
.check-list i{color:var(--mint);margin-top:5px;font-size:14px;}

/* ---------- badge grid ---------- */
.badge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px;}
.badge-card{
  border:1px solid var(--border);border-radius:var(--radius-md);padding:18px 20px;background:#fff;
  display:flex;gap:14px;align-items:flex-start;transition:box-shadow .2s ease,transform .2s ease;
}
.badge-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.badge-ic{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;
  background:rgba(20,160,138,.12);color:#0E7C6B;font-size:16px;
}
.badge-card h4{font-size:16px;margin-bottom:4px;}
.badge-card p{font-size:14px;color:var(--muted);margin:0;}

/* ---------- issue cards ---------- */
.issue-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px;}
.issue-card{
  border:1px solid var(--border);border-left:4px solid var(--brand);
  border-radius:var(--radius-md);padding:22px;background:#fff;
  transition:box-shadow .2s ease,transform .2s ease;
}
.issue-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.issue-card h3{font-size:17.5px;margin-bottom:8px;display:flex;align-items:center;gap:9px;}
.issue-card h3 i{color:var(--orange);font-size:15px;}
.issue-card p{font-size:15px;color:var(--muted);margin:0;}

/* ---------- faq ---------- */
.faq-acc .accordion-item{
  border:1px solid var(--border);border-radius:var(--radius-md) !important;
  margin-bottom:12px;overflow:hidden;background:#fff;
}
.faq-acc .accordion-button{
  font-size:17px;font-weight:600;color:var(--text);background:#fff;
  padding:20px 22px;box-shadow:none;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-dark);background:var(--soft);}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 3px var(--ring);}
.faq-acc .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' viewBox='0 0 16 16' fill='%232E6FA3'%3E%3Cpath d='M8 1a.5.5 0 0 1 .5.5v6h6a.5.5 0 0 1 0 1h-6v6a.5.5 0 0 1-1 0v-6h-6a.5.5 0 0 1 0-1h6v-6A.5.5 0 0 1 8 1z'/%3E%3C/svg%3E");
  transition:transform .22s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq-acc .accordion-body{
  font-size:15.5px;color:var(--muted);line-height:1.8;padding:4px 22px 22px;background:#fff;
}

/* ---------- cta ---------- */
.cta-panel{
  background:linear-gradient(120deg,var(--brand-deep),var(--brand) 62%,#2E8A9E);
  border-radius:var(--radius-lg);padding:42px 44px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--shadow-sm);
}
.cta-panel h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-panel p{color:rgba(255,255,255,.86);margin:0;max-width:640px;font-size:16px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:#fff;border-top:1px solid var(--border);padding:56px 0 26px;margin-top:20px;}
.footer-brand{
  display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding-bottom:28px;border-bottom:1px solid var(--border);
}
.fb-text{max-width:640px;color:var(--muted);font-size:15px;margin:14px 0 0;}
.trust-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-start;}
.trust-chip{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--brand-deep);
  background:var(--soft);border:1px solid var(--border);border-radius:999px;padding:7px 14px;
}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:32px 0;}
.footer-col h4{font-size:15.5px;margin-bottom:14px;color:var(--text);}
.footer-col ul li{margin-bottom:9px;}
.footer-col a{color:var(--muted);font-size:14.5px;}
.footer-col a:hover{color:var(--brand);}
.footer-col p{color:var(--muted);font-size:14.5px;margin:0 0 9px;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--border);padding-top:22px;color:#7C8B9A;font-size:13.5px;
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:38px;}
  .section-head h2{font-size:29px;}
  .content-block > h2{font-size:26px;}
  .layout{grid-template-columns:236px 1fr;gap:26px;}
  .metrics{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .header-inner{height:60px;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-panel{
    position:fixed;left:0;right:0;top:60px;bottom:auto;
    display:none;flex-direction:column;align-items:stretch;gap:18px;
    background:#fff;border-top:1px solid var(--border);
    padding:18px 24px 26px;box-shadow:0 18px 34px rgba(20,50,90,.12);
    max-height:calc(100vh - 60px);overflow-y:auto;
  }
  .nav-panel.open{display:flex;}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-list a{padding:12px 14px;font-size:16px;}
  .nav-side{flex-direction:column;align-items:stretch;gap:12px;}
  .nav-search{width:100%;}
  .page-hero{padding:44px 0 52px;}
  .page-hero h1{font-size:32px;}
  .page-hero .hero-lead{font-size:16px;}
  .layout{grid-template-columns:1fr;padding:36px 0 60px;}
  .side-nav{position:static;}
  .side-card ul{display:grid;grid-template-columns:repeat(2,1fr);gap:4px;}
  .badge-grid,.issue-grid{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;}
  .split img{height:240px;}
  .footer-cols{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .content-block{padding:24px 20px;}
  .content-block > h2{font-size:23px;}
  .page-hero h1{font-size:28px;}
  .section-head h2{font-size:25px;}
  .metrics{grid-template-columns:1fr 1fr;gap:12px;}
  .badge-grid,.issue-grid{grid-template-columns:1fr;}
  .cta-panel{padding:30px 24px;}
  .cta-panel h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn,.cta-actions .btn-ghost,.cta-actions .btn-light-brand{width:100%;justify-content:center;}
  .table-wrap{overflow-x:auto;}
  table.state-table{min-width:560px;}
}
@media (max-width:575px){
  .brand-name{font-size:16px;}
  .page-hero{padding:34px 0 42px;}
  .page-hero h1{font-size:25px;}
  .hero-tags span{font-size:13px;padding:6px 11px;}
  .metrics{grid-template-columns:1fr;}
  .tl-item{padding-left:54px;}
  .tl-num{width:38px;height:38px;font-size:15px;border-radius:12px;}
  .tl-item::before{left:18px;top:38px;}
  .side-card ul{grid-template-columns:1fr;}
  .footer-cols{grid-template-columns:1fr;}
  .faq-acc .accordion-button{font-size:16px;padding:16px 18px;}
}

/* roulang page: category3 */
:root{
  --brand:#2E6FA3;
  --brand-deep:#245B8E;
  --brand-soft:#EAF2F9;
  --brand-soft-2:#F2F7FB;
  --mint:#14A08A;
  --mint-soft:#E6F6F3;
  --orange:#E8833A;
  --orange-soft:#FDF1E7;
  --bg:#F6F8FB;
  --card:#FFFFFF;
  --line:#DCE5EE;
  --line-soft:#EDF3F8;
  --text:#1B2A3A;
  --muted:#5C6B7A;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:14px;
  --shadow-nav:0 1px 0 #E6EDF5;
  --shadow-card:0 10px 30px rgba(20,50,90,.08);
  --shadow-hover:0 16px 40px rgba(20,50,90,.12);
  --shadow-soft:0 4px 14px rgba(20,50,90,.06);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(46,111,163,.55);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1320px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);padding:13px 24px;font-size:16px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;text-align:center;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(46,111,163,.24);}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(46,111,163,.3);}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-1px);}
.btn-ghost{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-ghost:hover{background:rgba(255,255,255,.28);color:#fff;}
.btn-sm{padding:9px 16px;font-size:14.5px;border-radius:9px;}
.btn-block{width:100%;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);box-shadow:var(--shadow-nav);
}
.header-inner{display:flex;align-items:center;gap:26px;height:72px;position:relative;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:32px;height:32px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),#3E88BF);color:#fff;font-size:15px;
  box-shadow:0 6px 14px rgba(46,111,163,.28);
}
.brand-name{font-size:18px;font-weight:700;letter-spacing:.2px;white-space:nowrap;}
.nav-panel{display:flex;align-items:center;justify-content:space-between;flex:1;gap:24px;min-width:0;}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-list a{
  display:block;padding:8px 12px;font-size:15.5px;font-weight:500;color:#33465A;border-radius:8px;
  transition:all .18s ease;white-space:nowrap;
}
.nav-list a:hover{color:var(--brand);background:var(--brand-soft-2);}
.nav-list a.active{color:var(--brand);background:var(--brand-soft);font-weight:600;}
.nav-side{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-search{
  display:flex;align-items:center;background:#F3F7FB;border:1px solid var(--line);
  border-radius:999px;padding:4px 6px 4px 14px;width:230px;transition:all .2s ease;
}
.nav-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(46,111,163,.15);}
.nav-search input{
  border:0;background:transparent;outline:none;font-size:14.5px;flex:1;min-width:0;color:var(--text);padding:6px 0;
}
.nav-search input::placeholder{color:#93A3B3;}
.nav-search button{
  border:0;background:var(--brand);color:#fff;width:32px;height:32px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;cursor:pointer;transition:background .2s ease;
}
.nav-search button:hover{background:var(--brand-deep);}
.nav-toggle{
  display:none;margin-left:auto;border:1px solid var(--line);background:#fff;color:var(--brand);
  width:42px;height:42px;border-radius:10px;font-size:17px;cursor:pointer;
}

/* ============ 面包屑 ============ */
.breadcrumb-nav{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:14px;color:var(--muted);margin-bottom:22px;
}
.breadcrumb-nav a{color:var(--muted);}
.breadcrumb-nav a:hover{color:var(--brand);}
.breadcrumb-nav i{font-size:11px;color:#A9B8C6;}
.breadcrumb-nav span{color:#33465A;font-weight:600;}

/* ============ 首屏 ============ */
.page-hero{
  position:relative;
  padding:64px 0 76px;
  background:
    linear-gradient(180deg,rgba(246,248,251,.92),rgba(246,248,251,.99)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,160,138,.14),rgba(20,160,138,0) 70%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;position:relative;z-index:1;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  color:var(--brand-deep);font-size:14px;font-weight:600;padding:6px 14px;border-radius:999px;
  box-shadow:var(--shadow-soft);margin-bottom:18px;
}
.page-hero h1{font-size:clamp(30px,4vw,46px);font-weight:700;margin-bottom:18px;}
.page-hero h1 em{font-style:normal;color:var(--brand);}
.hero-lead{font-size:17.5px;color:#42566B;max-width:640px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;}
.hero-points span{
  display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:7px 14px;font-size:14px;color:#42566B;
}
.hero-points i{color:var(--mint);font-size:12px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;border-radius:var(--radius-card);box-shadow:var(--shadow-hover);object-fit:cover;
  aspect-ratio:16/11;border:1px solid #fff;
}
.float-card{
  position:absolute;left:-22px;bottom:26px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:14px 18px;box-shadow:var(--shadow-hover);display:flex;align-items:center;gap:12px;
  max-width:270px;
}
.float-card .fc-icon{
  width:38px;height:38px;border-radius:11px;background:var(--mint-soft);color:var(--mint);
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;
}
.float-card strong{display:block;font-size:15px;}
.float-card small{color:var(--muted);font-size:13px;}

/* ============ 通用板块 ============ */
.section{padding:84px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section-head{max-width:780px;margin-bottom:42px;}
.section-head h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16.5px;}
.section-head .label{
  display:inline-block;font-size:13.5px;font-weight:700;letter-spacing:1px;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:5px 14px;margin-bottom:14px;
}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ============ KPI 带 ============ */
.kpi-band{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);padding:8px;display:grid;grid-template-columns:repeat(4,1fr);
}
.kpi-item{padding:24px 22px;border-right:1px solid var(--line-soft);}
.kpi-item:last-child{border-right:0;}
.kpi-item .kpi-num{font-size:32px;font-weight:700;color:var(--brand);line-height:1.2;letter-spacing:-.5px;}
.kpi-item .kpi-num small{font-size:15px;font-weight:600;color:var(--muted);margin-left:4px;}
.kpi-item .kpi-title{font-size:15.5px;font-weight:600;margin:8px 0 4px;}
.kpi-item .kpi-desc{font-size:14px;color:var(--muted);}

/* ============ 对照表 ============ */
.table-shell{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);padding:6px 6px 2px;overflow:hidden;
}
.table-scroll{width:100%;overflow-x:auto;}
table.plan-table{width:100%;border-collapse:collapse;min-width:900px;}
.plan-table thead th{
  background:var(--brand-soft-2);color:#33465A;font-size:14.5px;font-weight:700;text-align:left;
  padding:16px 18px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.plan-table thead th:first-child{border-radius:12px 0 0 0;}
.plan-table thead th:last-child{border-radius:0 12px 0 0;}
.plan-table tbody td{
  padding:18px;border-bottom:1px solid var(--line-soft);font-size:15px;color:#33465A;vertical-align:top;
}
.plan-table tbody tr:last-child td{border-bottom:0;}
.plan-table tbody tr:hover{background:#FAFCFE;}
.plan-name{font-weight:700;color:var(--text);display:block;font-size:15.5px;}
.plan-name small{display:block;font-weight:400;color:var(--muted);font-size:13px;margin-top:2px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 11px;
  font-size:13px;font-weight:600;line-height:1.6;
}
.tag-blue{background:var(--brand-soft);color:var(--brand-deep);}
.tag-mint{background:var(--mint-soft);color:#0E7F6D;}
.tag-orange{background:var(--orange-soft);color:#B9611E;}
.tag-gray{background:#EEF2F6;color:#4E6070;}
.table-note{margin-top:20px;color:var(--muted);font-size:14.5px;display:flex;gap:10px;align-items:flex-start;}
.table-note i{color:var(--brand);margin-top:4px;}

/* ============ 场景区块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split img{border-radius:var(--radius-card);box-shadow:var(--shadow-card);object-fit:cover;aspect-ratio:4/3;width:100%;}
.scene-list{display:grid;gap:16px;margin-top:28px;}
.scene-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;
  transition:all .22s ease;
}
.scene-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#C9DBEB;}
.scene-item .si-icon{
  width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0;
}
.scene-item h3{font-size:17px;margin-bottom:6px;}
.scene-item p{color:var(--muted);font-size:15px;}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 24px;box-shadow:var(--shadow-soft);transition:all .22s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9DBEB;}
.step-card::after{
  content:"";position:absolute;top:44px;right:-13px;width:26px;height:2px;background:var(--line);
}
.step-card:last-child::after{display:none;}
.step-idx{
  width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--brand),#3E88BF);
  color:#fff;font-weight:700;display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;
  font-size:16px;box-shadow:0 8px 18px rgba(46,111,163,.24);
}
.step-card h3{font-size:17.5px;margin-bottom:8px;}
.step-card p{color:var(--muted);font-size:15px;}

/* ============ 筛选条 ============ */
.filter-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);padding:20px 22px;display:flex;flex-wrap:wrap;gap:16px;
  align-items:center;justify-content:space-between;margin-bottom:28px;
}
.filter-search{display:flex;align-items:center;gap:10px;flex:1;min-width:260px;}
.filter-search input{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-btn);padding:12px 16px 12px 42px;
  font-size:15.5px;color:var(--text);background:#FBFDFF;transition:all .2s ease;
}
.filter-search{position:relative;}
.filter-search .fs-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:#93A3B3;font-size:14px;}
.filter-search input:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(46,111,163,.15);}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  border:1px solid var(--line);background:#fff;color:#42566B;border-radius:999px;
  padding:8px 16px;font-size:14.5px;font-weight:500;cursor:pointer;transition:all .18s ease;
}
.chip:hover{border-color:#B9CFE2;color:var(--brand);background:var(--brand-soft-2);}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(46,111,163,.24);}

/* ============ FAQ 手风琴 ============ */
.faq-list{display:grid;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:all .22s ease;
}
.faq-item.open{border-color:#B9CFE2;box-shadow:var(--shadow-card);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;
  background:transparent;border:0;padding:20px 22px;font-size:17px;font-weight:600;color:var(--text);cursor:pointer;
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  width:28px;height:28px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0;transition:all .25s ease;
}
.faq-item.open .faq-icon{background:var(--brand);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-a-inner{padding:0 22px 22px;color:#4A5D6E;font-size:15.5px;line-height:1.8;border-top:1px solid var(--line-soft);padding-top:16px;margin:0 22px 22px;padding-left:0;padding-right:0;border-top:1px solid var(--line-soft);}
.faq-a-inner p+p{margin-top:10px;}
.faq-empty{
  display:none;text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--line);
  border-radius:var(--radius-card);
}
.faq-empty i{font-size:34px;color:#B9CFE2;margin-bottom:14px;display:block;}
.faq-empty h3{font-size:18px;margin-bottom:8px;}
.faq-empty p{color:var(--muted);font-size:15px;margin-bottom:18px;}

/* ============ 相关入口卡片 ============ */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.entry-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  display:flex;flex-direction:column;transition:all .24s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9DBEB;}
.entry-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.entry-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.entry-body .tag{align-self:flex-start;margin-bottom:12px;}
.entry-body h3{font-size:18.5px;margin-bottom:10px;}
.entry-body p{color:var(--muted);font-size:15px;flex:1;}
.entry-link{
  margin-top:18px;font-weight:600;font-size:15.5px;display:inline-flex;align-items:center;gap:8px;
}
.entry-link i{transition:transform .2s ease;font-size:12px;}
.entry-card:hover .entry-link i{transform:translateX(4px);}

/* ============ CTA ============ */
.cta-panel{
  background:
    linear-gradient(120deg,rgba(36,91,142,.94),rgba(46,111,163,.92)),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  border-radius:20px;padding:52px;color:#fff;
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start;
  box-shadow:0 20px 50px rgba(20,50,90,.18);
}
.cta-panel h2{font-size:clamp(24px,2.6vw,32px);color:#fff;margin-bottom:14px;}
.cta-panel p{color:rgba(255,255,255,.86);font-size:16.5px;max-width:560px;margin-bottom:24px;}
.cta-meta{display:flex;flex-wrap:wrap;gap:12px;}
.cta-meta span{
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);border-radius:999px;
  padding:7px 15px;font-size:14px;
}
.cta-form{
  background:#fff;border-radius:var(--radius-card);padding:26px;color:var(--text);
  box-shadow:0 18px 40px rgba(10,30,60,.22);
}
.cta-form h3{font-size:18px;margin-bottom:6px;}
.cta-form .cf-tip{font-size:13.5px;color:var(--muted);margin-bottom:18px;}
.form-row{margin-bottom:14px;}
.form-row label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:#33465A;}
.form-row input,.form-row select,.form-row textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-btn);padding:11px 14px;
  font-size:15px;color:var(--text);background:#FBFDFF;transition:all .2s ease;font-family:inherit;
}
.form-row textarea{resize:vertical;min-height:76px;}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(46,111,163,.15);
}
.privacy-note{font-size:12.8px;color:var(--muted);margin-top:12px;line-height:1.6;}

/* ============ 页脚 ============ */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:60px 0 28px;margin-top:0;}
.footer-brand{
  display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;align-items:flex-start;
  padding-bottom:30px;border-bottom:1px solid var(--line-soft);
}
.fb-text{color:var(--muted);font-size:15px;max-width:640px;margin-top:14px;}
.trust-bar{display:flex;flex-wrap:wrap;gap:10px;}
.trust-chip{
  display:inline-flex;align-items:center;gap:8px;background:var(--brand-soft-2);border:1px solid var(--line);
  border-radius:999px;padding:8px 15px;font-size:14px;color:#33465A;font-weight:500;
}
.trust-chip i{color:var(--mint);}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding:38px 0;}
.footer-col h4{font-size:16px;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:var(--muted);font-size:14.8px;}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.footer-col p{color:var(--muted);font-size:14.8px;margin-bottom:8px;}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding-top:22px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;color:#7A8B9B;font-size:13.8px;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .section{padding:72px 0;}
  .hero-grid{gap:36px;}
  .split{gap:40px;}
  .cta-panel{padding:44px;gap:36px;}
}
@media (max-width:991px){
  .header-inner{height:64px;gap:14px;}
  .nav-toggle{display:inline-flex;}
  .nav-panel{
    display:none;position:absolute;top:calc(100% + 1px);left:0;right:0;background:#fff;
    border-bottom:1px solid var(--line);box-shadow:0 18px 40px rgba(20,50,90,.14);
    flex-direction:column;align-items:stretch;padding:12px 20px 22px;gap:16px;max-height:78vh;overflow-y:auto;
  }
  .nav-panel.open{display:flex;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list a{padding:13px 4px;border-bottom:1px solid var(--line-soft);border-radius:0;font-size:16px;}
  .nav-list li:last-child a{border-bottom:0;}
  .nav-side{flex-direction:column;align-items:stretch;gap:12px;}
  .nav-search{width:100%;}
  .page-hero{padding:44px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-media{order:-1;}
  .float-card{left:14px;bottom:14px;padding:12px 14px;max-width:230px;}
  .kpi-band{grid-template-columns:repeat(2,1fr);}
  .kpi-item:nth-child(2){border-right:0;}
  .kpi-item:nth-child(1),.kpi-item:nth-child(2){border-bottom:1px solid var(--line-soft);}
  .split{grid-template-columns:1fr;gap:30px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step-card:nth-child(2)::after{display:none;}
  .entry-grid{grid-template-columns:repeat(2,1fr);}
  .cta-panel{grid-template-columns:1fr;padding:36px 30px;}
  .footer-cols{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:30px;}
  .brand-name{font-size:16.5px;}
  .plan-table{min-width:0;}
  .plan-table thead{display:none;}
  .plan-table tbody tr{
    display:block;border:1px solid var(--line);border-radius:14px;padding:8px 14px;margin-bottom:14px;background:#fff;
  }
  .plan-table tbody td{
    display:flex;justify-content:space-between;gap:16px;border-bottom:1px dashed var(--line-soft);
    padding:11px 0;font-size:14.5px;text-align:right;
  }
  .plan-table tbody td:last-child{border-bottom:0;}
  .plan-table tbody td::before{
    content:attr(data-label);color:var(--muted);font-weight:600;font-size:13.5px;text-align:left;flex-shrink:0;
  }
  .plan-table tbody tr:hover{background:#fff;}
  .table-scroll{overflow-x:visible;}
  .steps{grid-template-columns:1fr;}
  .step-card::after{display:none;}
  .entry-grid{grid-template-columns:1fr;}
  .faq-q{padding:17px 18px;font-size:16px;}
  .faq-a-inner{margin:0 18px 18px;}
  .filter-bar{padding:16px;flex-direction:column;align-items:stretch;}
  .cta-panel{padding:28px 20px;border-radius:16px;}
  .cta-form{padding:20px;}
  .footer-cols{grid-template-columns:1fr;gap:26px;padding:30px 0;}
}
@media (max-width:575px){
  .kpi-band{grid-template-columns:1fr;}
  .kpi-item{border-right:0;border-bottom:1px solid var(--line-soft);}
  .kpi-item:last-child{border-bottom:0;}
  .hero-actions .btn{width:100%;}
  .hero-points span{font-size:13.2px;padding:6px 12px;}
  .float-card{display:none;}
  .page-hero h1{font-size:28px;}
}