/* roulang page: index */
:root{
  --c-primary:#14556B;
  --c-primary-deep:#0C3A49;
  --c-primary-soft:#E4EFF2;
  --c-accent:#D07A2E;
  --c-accent-soft:#FBEFE2;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-surface-2:#EEF2F0;
  --c-ink:#15252B;
  --c-ink-2:#4C5C63;
  --c-line:#E1E7E4;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 2px 4px rgba(21,37,43,.04),0 12px 28px rgba(21,37,43,.07);
  --shadow-2:0 4px 8px rgba(21,37,43,.06),0 18px 36px rgba(21,37,43,.10);
  --maxw:1200px;
  --pad-desktop:88px;
  --pad-tablet:64px;
  --pad-mobile:48px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--c-ink);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
h1,h2,h3{letter-spacing:-0.01em;line-height:1.28;font-weight:700;}
::selection{background:var(--c-primary-soft);color:var(--c-primary-deep);}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:var(--pad-desktop) 0;}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--c-primary);text-transform:none;
  background:var(--c-primary-soft);
  padding:5px 12px;border-radius:999px;margin-bottom:16px;
}
.section-title{font-size:32px;line-height:1.3;color:var(--c-ink);}
.section-sub{margin-top:12px;color:var(--c-ink-2);font-size:16px;line-height:1.8;}
.section-head-row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(208,122,46,.24);}
.btn-primary:hover{background:#b96822;box-shadow:0 8px 20px rgba(208,122,46,.30);}
.btn-outline{background:transparent;color:var(--c-primary);border:1px solid var(--c-primary);}
.btn-outline:hover{background:var(--c-primary);color:#fff;}
.btn-ghost{background:var(--c-surface);color:var(--c-primary);border:1px solid var(--c-line);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-deep);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--c-primary);
}
.link-arrow i{transition:transform .2s ease;font-size:13px;}
.link-arrow:hover i{transform:translateX(3px);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(21,37,43,.08);}
.header-inner{
  height:64px;display:flex;align-items:center;gap:28px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:0;
}
.brand-text{font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:.01em;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:64px;padding:0 14px;font-size:15px;font-weight:500;color:var(--c-ink-2);
  transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;
  background:var(--c-primary);border-radius:2px;
  transform:scaleX(0);transform-origin:center;transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-primary);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-ink-2);border:1px solid transparent;transition:all .2s ease;
}
.icon-btn:hover{color:var(--c-primary);background:var(--c-primary-soft);border-color:var(--c-line);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:9px;
  align-items:center;justify-content:center;font-size:18px;color:var(--c-ink);
  border:1px solid var(--c-line);
}
.menu-toggle:hover{background:var(--c-surface-2);}

/* 搜索面板 */
.search-panel{
  position:absolute;left:0;right:0;top:100%;
  background:var(--c-surface);border-bottom:1px solid var(--c-line);
  box-shadow:0 12px 28px rgba(21,37,43,.08);
  display:none;padding:18px 0;
}
.search-panel.is-open{display:block;}
.search-form{display:flex;gap:10px;}
.search-form input{
  flex:1;height:46px;padding:0 16px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-bg);
}
.search-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(20,85,107,.12);background:#fff;}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:300;display:none;
}
.drawer.is-open{display:block;}
.drawer-mask{position:absolute;inset:0;background:rgba(12,20,24,.42);}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(330px,86vw);
  background:var(--c-surface);padding:20px 22px 32px;
  display:flex;flex-direction:column;gap:22px;
  box-shadow:-12px 0 40px rgba(21,37,43,.18);
  overflow-y:auto;
  animation:drawerIn .26s ease;
}
@keyframes drawerIn{from{transform:translateX(24px);opacity:.6;}to{transform:translateX(0);opacity:1;}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{
  padding:13px 4px;font-size:16px;color:var(--c-ink);font-weight:500;
  border-bottom:1px solid var(--c-line);
}
.drawer-nav a.active{color:var(--c-primary);font-weight:700;}
.drawer-foot{font-size:14px;color:var(--c-ink-2);line-height:1.9;}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  padding:68px 0 88px;
  background:linear-gradient(180deg,#F3F6F4 0%,var(--c-bg) 62%);
}
.hero::before{
  content:"";position:absolute;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,85,107,.10),rgba(20,85,107,0) 68%);
  top:-220px;right:-120px;pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,1fr);
  gap:56px;align-items:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--c-accent-soft);color:#8E4E14;
  font-size:13px;font-weight:600;letter-spacing:.02em;
  border:1px solid rgba(208,122,46,.28);
}
.hero-badge i{font-size:11px;}
.hero h1{
  margin-top:20px;
  font-size:48px;line-height:1.2;letter-spacing:-0.015em;
  color:var(--c-primary-deep);
}
.hero h1 em{font-style:normal;color:var(--c-accent);}
.hero-lead{
  margin-top:18px;font-size:17px;line-height:1.85;color:var(--c-ink-2);
  max-width:520px;
}
.hero-cta{margin-top:30px;display:flex;gap:12px;flex-wrap:wrap;}
.hero-points{
  margin-top:34px;display:flex;flex-wrap:wrap;gap:10px 26px;
}
.hero-points li{
  display:flex;align-items:center;gap:8px;
  font-size:14px;color:var(--c-ink-2);font-weight:500;
}
.hero-points li::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--c-accent);flex-shrink:0;
}
.hero-media{position:relative;}
.hero-media-frame{
  position:relative;border-radius:16px;overflow:hidden;
  box-shadow:var(--shadow-2);
  aspect-ratio:4/3.3;
  background:var(--c-primary-soft);
}
.hero-media-frame img{width:100%;height:100%;object-fit:cover;}
.hero-media-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,85,107,.06),rgba(12,58,73,.22));
}
.hero-stat{
  position:absolute;right:-16px;bottom:-22px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--shadow-2);
  padding:16px 22px;min-width:184px;
}
.hero-stat strong{
  display:block;font-size:28px;line-height:1.15;color:var(--c-primary);
  font-variant-numeric:tabular-nums;letter-spacing:-0.02em;
}
.hero-stat span{display:block;margin-top:4px;font-size:13px;color:var(--c-ink-2);}

/* ============ 服务（编号列表） ============ */
.services{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.service-list{display:flex;flex-direction:column;}
.service-item{
  display:grid;grid-template-columns:96px minmax(0,1fr) minmax(0,0.92fr);
  gap:32px;align-items:start;
  padding:34px 0;border-top:1px solid var(--c-line);
  transition:background-color .2s ease;
}
.service-item:last-child{border-bottom:1px solid var(--c-line);}
.service-item:hover{background:#FAFBFA;}
.service-num{
  font-size:34px;font-weight:700;line-height:1;color:var(--c-primary-soft);
  font-variant-numeric:tabular-nums;letter-spacing:-0.03em;
  transition:color .2s ease;
}
.service-item:hover .service-num{color:var(--c-accent);}
.service-item h3{font-size:22px;color:var(--c-ink);margin-bottom:8px;}
.service-item p{color:var(--c-ink-2);font-size:15.5px;line-height:1.85;}
.service-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:999px;
  background:var(--c-surface-2);color:var(--c-ink-2);
  font-size:12.5px;font-weight:500;letter-spacing:.01em;
}
.tag-accent{background:var(--c-accent-soft);color:#8E4E14;}

/* ============ 数据区 ============ */
.metrics{background:var(--c-bg);}
.metric-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
}
.metric-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 24px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.metric-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.metric-value{
  font-size:40px;line-height:1.05;font-weight:700;color:var(--c-primary-deep);
  font-variant-numeric:tabular-nums;letter-spacing:-0.025em;
}
.metric-value small{font-size:16px;font-weight:600;margin-left:4px;color:var(--c-ink-2);}
.metric-label{margin-top:10px;font-size:14px;color:var(--c-ink-2);}

/* ============ 最新信息 ============ */
.news{background:var(--c-surface-2);}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-soft);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.news-cat{
  align-self:flex-start;display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  margin-bottom:12px;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.news-title{
  font-size:18px;line-height:1.55;font-weight:700;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:calc(1.55em * 2);transition:color .2s ease;
}
.news-card:hover .news-title{color:var(--c-primary);}
.news-desc{
  margin-top:10px;font-size:15px;line-height:1.8;color:var(--c-ink-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  min-height:calc(1.8em * 3);
}
.news-foot{
  margin-top:18px;padding-top:14px;border-top:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:#7A878C;
}
.news-foot .link-arrow{font-size:14px;}
.empty-state{
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;
}
.empty-state i{font-size:26px;color:var(--c-primary);opacity:.5;}
.empty-state p{margin-top:14px;color:var(--c-ink-2);font-size:15px;}
.empty-state .btn{margin-top:20px;}

/* ============ 案例 ============ */
.cases{background:var(--c-bg);}
.case-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:start;
}
.case-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.case-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.case-card.tall .case-cover{aspect-ratio:16/11;}
.case-cover{aspect-ratio:16/9;overflow:hidden;background:var(--c-primary-soft);}
.case-cover img{width:100%;height:100%;object-fit:cover;}
.case-body{padding:24px;}
.case-body h3{font-size:19px;color:var(--c-ink);}
.case-body p{margin-top:10px;font-size:15px;line-height:1.8;color:var(--c-ink-2);}
.case-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}

/* ============ 方案（交错图文） ============ */
.plans{background:var(--c-surface);border-top:1px solid var(--c-line);}
.plan-row{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:48px;align-items:center;padding:36px 0;
}
.plan-row + .plan-row{border-top:1px solid var(--c-line);}
.plan-row.reverse .plan-figure{order:2;}
.plan-figure{
  border-radius:16px;overflow:hidden;box-shadow:var(--shadow-1);
  aspect-ratio:16/10;background:var(--c-primary-soft);
}
.plan-figure img{width:100%;height:100%;object-fit:cover;}
.plan-body h3{font-size:24px;color:var(--c-primary-deep);}
.plan-body ul{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.plan-body li{
  position:relative;padding-left:20px;font-size:15.5px;color:var(--c-ink-2);line-height:1.8;
}
.plan-body li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:2px;
  background:var(--c-accent);transform:rotate(45deg);
}
.plan-body .link-arrow{margin-top:22px;}

/* ============ FAQ ============ */
.faq{background:var(--c-bg);}
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:rgba(20,85,107,.35);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;font-size:17px;font-weight:600;color:var(--c-ink);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--c-primary);}
.faq-q .plus{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:15px;transition:transform .22s ease,background-color .22s ease,color .22s ease;
}
.faq-item.is-open .plus{transform:rotate(45deg);background:var(--c-accent);color:#fff;}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .28s ease;
}
.faq-a-inner{
  padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--c-ink-2);
  border-top:1px solid var(--c-line);padding-top:16px;margin:0 22px 20px;padding-left:0;padding-right:0;
}

/* ============ 联系 CTA ============ */
.contact{
  background:linear-gradient(160deg,var(--c-primary-deep),#0F4A5C 70%,#135A6E);
  color:#fff;position:relative;overflow:hidden;
}
.contact::before{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(208,122,46,.20),rgba(208,122,46,0) 70%);
  right:-160px;bottom:-200px;
}
.contact-grid{
  position:relative;display:grid;grid-template-columns:minmax(0,0.9fr) minmax(0,1.1fr);
  gap:56px;align-items:start;
}
.contact h2{font-size:32px;color:#fff;line-height:1.3;}
.contact .contact-lead{margin-top:14px;color:rgba(255,255,255,.76);font-size:16px;line-height:1.85;max-width:420px;}
.contact-info{margin-top:34px;display:flex;flex-direction:column;gap:18px;}
.contact-info-item{display:flex;gap:14px;align-items:flex-start;}
.contact-info-item i{
  width:38px;height:38px;border-radius:10px;flex-shrink:0;
  background:rgba(255,255,255,.10);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.contact-info-item strong{display:block;font-size:15px;font-weight:600;color:#fff;}
.contact-info-item span{display:block;font-size:14px;color:rgba(255,255,255,.68);line-height:1.7;}
.form-card{
  background:var(--c-surface);border-radius:16px;padding:30px;
  box-shadow:0 24px 60px rgba(6,28,36,.35);
  color:var(--c-ink);
}
.form-card h3{font-size:20px;color:var(--c-ink);}
.form-card p.form-note{margin-top:8px;font-size:14px;color:var(--c-ink-2);line-height:1.7;}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:22px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:500;color:var(--c-ink-2);}
.field label .req{color:var(--c-accent);margin-left:2px;}
.field input,.field select,.field textarea{
  height:44px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  padding:0 14px;background:var(--c-surface);transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(20,85,107,.12);
}
.field input:invalid:not(:placeholder-shown){border-color:var(--c-accent);}
.form-actions{margin-top:22px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.form-actions .btn{min-width:180px;}
.form-hint{font-size:13px;color:#7A878C;}
.form-alert{
  display:none;margin-top:18px;padding:12px 16px;border-radius:var(--r-btn);
  font-size:14px;line-height:1.7;
}
.form-alert.is-ok{display:block;background:var(--c-primary-soft);color:var(--c-primary-deep);}
.form-alert.is-err{display:block;background:var(--c-accent-soft);color:#7A4212;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.72);padding:64px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:280px;}
.footer-contact{margin-top:18px;display:flex;flex-direction:column;gap:8px;font-size:14px;color:rgba(255,255,255,.68);}
.footer-contact i{width:16px;color:rgba(255,255,255,.5);margin-right:8px;}
.footer-col h4{
  font-size:14px;font-weight:600;color:rgba(255,255,255,.95);margin-bottom:16px;letter-spacing:.02em;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease;
}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom .fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-bottom a{color:rgba(255,255,255,.55);}
.footer-bottom a:hover{color:#fff;}

/* ============ 进场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .3s ease,transform .3s ease;}
.reveal.is-visible{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hero h1{font-size:42px;}
  .section-title,.contact h2{font-size:29px;}
  .hero-grid{gap:40px;}
  .plan-row{gap:36px;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-actions .btn-sm{display:none;}
  .hero{padding:48px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero h1{font-size:36px;}
  .hero-media-frame{aspect-ratio:16/10;}
  .hero-stat{right:16px;bottom:16px;}
  .section{padding:var(--pad-tablet) 0;}
  .service-item{grid-template-columns:64px minmax(0,1fr);gap:20px;}
  .service-item .service-side{grid-column:1 / -1;padding-left:84px;}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .plan-row{grid-template-columns:1fr;gap:26px;}
  .plan-row.reverse .plan-figure{order:0;}
  .contact-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .section{padding:var(--pad-mobile) 0;}
  .hero{padding:36px 0 52px;}
  .hero h1{font-size:30px;}
  .hero-lead{font-size:16px;}
  .hero-cta{flex-direction:column;}
  .hero-cta .btn{width:100%;}
  .hero-media-frame{aspect-ratio:16/11;}
  .hero-stat{position:static;margin-top:14px;min-width:0;box-shadow:var(--shadow-1);}
  .section-title,.contact h2{font-size:25px;}
  .news-grid,.case-grid{grid-template-columns:1fr;}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .metric-value{font-size:30px;}
  .metric-card{padding:20px 18px;}
  .service-item{grid-template-columns:1fr;gap:12px;padding:26px 0;}
  .service-item .service-side{padding-left:0;}
  .service-num{font-size:26px;}
  .service-item h3{font-size:20px;}
  .form-grid{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .form-actions .btn{width:100%;}
  .contact-info{margin-top:26px;}
  .case-card.tall .case-cover,.case-cover{aspect-ratio:16/10;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .site-footer{padding-top:48px;}
}
@media (max-width:479px){
  .hero h1{font-size:27px;}
  .brand-text{font-size:16px;}
  .section-head-row{flex-direction:column;align-items:flex-start;gap:12px;}
  .metric-grid{grid-template-columns:1fr;}
  .faq-q{font-size:15.5px;padding:16px 18px;}
  .faq-a-inner{margin:0 18px 18px;padding-top:14px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --c-primary:#14556B;
  --c-primary-deep:#0C3A49;
  --c-primary-soft:#E4EFF2;
  --c-accent:#D07A2E;
  --c-accent-soft:#FBEFE2;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-surface-2:#EEF2F0;
  --c-ink:#15252B;
  --c-ink-2:#4C5C63;
  --c-line:#E1E7E4;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-card:0 2px 4px rgba(21,37,43,.04),0 12px 28px rgba(21,37,43,.07);
  --shadow-hover:0 4px 8px rgba(21,37,43,.06),0 18px 36px rgba(21,37,43,.10);
  --container:1200px;
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans CN",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--c-primary);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:88px 0;}
.section-head{margin-bottom:40px;max-width:720px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--c-primary);background:var(--c-primary-soft);
  border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
h2{
  font-size:32px;line-height:1.35;font-weight:700;letter-spacing:-.01em;
}
.section-sub{margin-top:14px;color:var(--c-ink-2);font-size:16px;line-height:1.8;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .12s var(--ease),box-shadow .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(208,122,46,.24);}
.btn-primary:hover{background:#b9691f;color:#fff;box-shadow:0 10px 22px rgba(208,122,46,.28);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--c-primary);
  transition:color .2s var(--ease);
}
.text-link i{transition:transform .2s var(--ease);font-size:13px;}
.text-link:hover i{transform:translateX(3px);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.97);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(21,37,43,.07);}
.header-inner{display:flex;align-items:center;gap:28px;height:64px;}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:-.01em;
}
.brand:hover{color:var(--c-primary-deep);}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  color:#fff;display:grid;place-items:center;
  font-size:15px;font-weight:700;
}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:8px;
  font-size:15px;color:var(--c-ink-2);
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  border-radius:2px;background:var(--c-primary);
  transform:scaleX(0);transform-origin:center;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--c-primary);background:var(--c-surface-2);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-primary);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;display:grid;place-items:center;
  border:1px solid var(--c-line);border-radius:9px;background:var(--c-surface);
  color:var(--c-ink-2);cursor:pointer;transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-soft);}
.menu-toggle{
  display:none;width:40px;height:38px;border:1px solid var(--c-line);border-radius:9px;
  background:var(--c-surface);cursor:pointer;padding:0 10px;
  flex-direction:column;justify-content:center;gap:4px;
}
.menu-toggle span{display:block;height:2px;border-radius:2px;background:var(--c-ink);transition:all .2s var(--ease);}
.menu-toggle:hover span{background:var(--c-primary);}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(12,26,32,.45);
  z-index:110;opacity:0;pointer-events:none;transition:opacity .25s var(--ease);
}
.drawer-mask.show{opacity:1;pointer-events:auto;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:78%;max-width:330px;
  background:var(--c-surface);z-index:120;padding:22px 20px 30px;
  transform:translateX(102%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;gap:8px;overflow-y:auto;
  box-shadow:-14px 0 40px rgba(21,37,43,.16);
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;}
.drawer-close{
  width:36px;height:36px;border-radius:9px;border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-ink-2);cursor:pointer;font-size:15px;
}
.drawer-close:hover{color:var(--c-primary);border-color:var(--c-primary);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-top:6px;}
.drawer-nav a{
  padding:13px 12px;border-radius:9px;font-size:16px;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);transition:all .2s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--c-primary-soft);color:var(--c-primary);border-color:transparent;}
.drawer-cta{margin-top:18px;width:100%;}
.drawer-note{margin-top:14px;font-size:13px;color:var(--c-ink-2);line-height:1.7;}

/* ---------- 面包屑与文章头部 ---------- */
.article-top{
  background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%);
  padding:28px 0 8px;
  border-bottom:1px solid var(--c-line);
}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--c-ink-2);
}
.crumb a{color:var(--c-ink-2);transition:color .2s var(--ease);}
.crumb a:hover{color:var(--c-primary);}
.crumb i{font-style:normal;color:#B6C2BD;font-size:12px;}
.crumb-current{color:var(--c-ink);font-weight:500;}
.article-head{padding:34px 0 40px;max-width:900px;}
.article-badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;color:var(--c-accent);
  background:var(--c-accent-soft);border-radius:999px;padding:5px 14px;
}
.article-title{
  margin-top:18px;
  font-size:clamp(28px,3.4vw,46px);
  line-height:1.3;font-weight:700;letter-spacing:-.015em;
  color:var(--c-ink);
}
.article-meta{
  margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  font-size:14px;color:var(--c-ink-2);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--c-primary);font-size:13px;opacity:.85;}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C7D2CD;display:inline-block;}

/* ---------- 正文布局 ---------- */
.article-wrap{padding:56px 0 72px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);gap:44px;align-items:start;
}
.article-main{min-width:0;max-width:760px;width:100%;}
.article-body{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  padding:38px 36px 42px;
  font-size:17px;line-height:1.9;color:var(--c-ink);
  overflow-wrap:break-word;word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 20px;color:var(--c-ink);}
.article-body h2{
  font-size:25px;line-height:1.45;margin:38px 0 16px;
  padding-left:14px;border-left:4px solid var(--c-accent);
  color:var(--c-ink);letter-spacing:-.01em;
}
.article-body h3{
  font-size:20px;line-height:1.5;margin:30px 0 12px;color:var(--c-primary-deep);
}
.article-body h4{font-size:17px;margin:24px 0 10px;color:var(--c-ink);}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:1.35em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:9px;color:var(--c-ink);}
.article-body li::marker{color:var(--c-primary);}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--c-accent);}
.article-body strong{font-weight:700;color:var(--c-primary-deep);}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  background:var(--c-accent-soft);
  border-left:3px solid var(--c-accent);
  border-radius:0 var(--radius-img) var(--radius-img) 0;
  color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  max-width:100%;height:auto;border-radius:var(--radius-img);
  margin:26px auto;box-shadow:0 8px 22px rgba(21,37,43,.08);
}
.article-body figure{margin:26px 0;}
.article-body figcaption{margin-top:10px;font-size:14px;color:var(--c-ink-2);text-align:center;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;
  border:1px solid var(--c-line);border-radius:var(--radius-img);overflow:hidden;
}
.article-body th,.article-body td{
  border:1px solid var(--c-line);padding:11px 14px;text-align:left;vertical-align:top;
}
.article-body th{background:var(--c-surface-2);font-weight:600;color:var(--c-primary-deep);}
.article-body tr:nth-child(even) td{background:#FAFBFA;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:34px 0;}
.article-body code{
  background:var(--c-surface-2);border-radius:5px;padding:2px 6px;
  font-size:14px;color:var(--c-primary-deep);
}
.article-body .table-scroll{overflow-x:auto;}

.article-actions{
  margin-top:28px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding-top:26px;border-top:1px solid var(--c-line);
}

/* 空态 */
.empty-state{
  text-align:center;padding:44px 20px;
  background:var(--c-surface-2);border-radius:var(--radius-card);
  border:1px dashed #CBD8D3;
}
.empty-state i{font-size:34px;color:var(--c-primary);opacity:.6;}
.empty-state p{margin:16px auto 22px;max-width:420px;color:var(--c-ink-2);font-size:15px;line-height:1.8;}

/* ---------- 侧栏 ---------- */
.article-side{display:flex;flex-direction:column;gap:22px;min-width:0;}
.side-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  padding:22px;
}
.side-title{
  font-size:15px;font-weight:700;color:var(--c-ink);
  padding-bottom:14px;margin-bottom:6px;
  border-bottom:1px solid var(--c-line);
  display:flex;align-items:center;gap:8px;
}
.side-title::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--c-accent);}
.side-list li + li{border-top:1px solid var(--c-line);}
.side-list a{
  display:flex;gap:12px;padding:14px 0;align-items:flex-start;
  transition:transform .2s var(--ease);
}
.side-list a:hover{transform:translateX(3px);}
.side-thumb{
  width:64px;height:52px;flex:0 0 64px;border-radius:9px;overflow:hidden;
  background:var(--c-primary-soft);
}
.side-thumb img{width:100%;height:100%;object-fit:cover;}
.side-item-body{min-width:0;}
.side-item-title{
  font-size:14px;font-weight:600;line-height:1.6;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.side-list a:hover .side-item-title{color:var(--c-primary);}
.side-item-meta{margin-top:6px;font-size:12px;color:var(--c-ink-2);}
.side-links{display:flex;flex-direction:column;gap:2px;margin-top:10px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 12px;border-radius:9px;font-size:14px;color:var(--c-ink-2);
  background:var(--c-surface-2);transition:all .2s var(--ease);
}
.side-links a + a{margin-top:8px;}
.side-links a:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.side-links i{font-size:12px;opacity:.7;}
.side-cta{
  background:linear-gradient(150deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  border-radius:var(--radius-card);padding:24px;color:#fff;
  box-shadow:var(--shadow-card);
}
.side-cta h3{font-size:17px;font-weight:700;line-height:1.5;}
.side-cta p{margin-top:10px;font-size:14px;line-height:1.75;color:rgba(255,255,255,.78);}
.side-cta .btn{margin-top:18px;width:100%;}

/* ---------- 延伸阅读 ---------- */
.read-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
  margin-top:8px;
}
.read-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.read-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.read-cover{aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-soft);}
.read-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.read-card:hover .read-cover img{transform:scale(1.04);}
.read-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.read-tag{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:999px;padding:3px 11px;
}
.read-title{font-size:17px;font-weight:700;line-height:1.55;color:var(--c-ink);}
.read-card:hover .read-title{color:var(--c-primary);}
.read-desc{font-size:14px;line-height:1.8;color:var(--c-ink-2);}
.read-foot{margin-top:auto;padding-top:6px;font-size:13px;color:var(--c-ink-2);display:flex;align-items:center;justify-content:space-between;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-card);
  overflow:hidden;transition:box-shadow .2s var(--ease);
}
.faq-item[open]{box-shadow:var(--shadow-hover);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:17px;font-weight:600;color:var(--c-ink);
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-primary);}
.faq-item summary .faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;
  background:var(--c-primary-soft);color:var(--c-primary);
  transition:transform .22s var(--ease),background-color .22s var(--ease);
}
.faq-item[open] summary .faq-icon{transform:rotate(45deg);background:var(--c-accent-soft);color:var(--c-accent);}
.faq-answer{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2);border-top:1px solid var(--c-line);margin-top:0;padding-top:16px;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(135deg,var(--c-primary-deep) 0%,#123B49 58%,#14556B 100%);
  color:#fff;padding:56px 0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-text h2{color:#fff;font-size:28px;}
.cta-text p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.75);max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.72);padding:64px 0 26px;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1.1fr 1fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);
}
.site-footer .brand{color:#fff;font-size:18px;margin-bottom:16px;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-mark{background:rgba(255,255,255,.14);color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:300px;}
.footer-contact{margin-top:18px;display:flex;flex-direction:column;gap:9px;font-size:14px;color:rgba(255,255,255,.72);}
.footer-contact span{display:inline-flex;align-items:center;gap:9px;}
.footer-contact i{color:var(--c-accent);font-size:13px;width:15px;}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.94);margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s var(--ease);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  padding-top:22px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.fb-links a{color:rgba(255,255,255,.65);}
.fb-links a:hover{color:#fff;}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .3s var(--ease),transform .3s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;}
  .article-main{max-width:100%;}
  .article-side{flex-direction:row;flex-wrap:wrap;gap:20px;}
  .article-side > *{flex:1 1 300px;}
}
@media (max-width:1024px){
  .section{padding:64px 0;}
  h2{font-size:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .read-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .menu-toggle{display:flex;}
  .header-inner{gap:16px;}
  .header-actions .btn-sm{display:none;}
  .article-top{padding-top:20px;}
  .article-head{padding:26px 0 30px;}
  .article-wrap{padding:40px 0 56px;}
  .article-body{padding:28px 24px 32px;font-size:16px;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:18px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  h2{font-size:24px;}
  .section-sub{font-size:15px;}
  .article-side{flex-direction:column;}
  .article-side > *{flex:1 1 auto;}
  .read-grid{grid-template-columns:minmax(0,1fr);}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 160px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .site-footer{padding:48px 0 22px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (max-width:479px){
  .article-title{font-size:26px;}
  .article-body{padding:22px 18px 26px;}
  .article-meta{gap:8px 14px;font-size:13px;}
  .btn{height:44px;padding:0 18px;font-size:14px;}
  .side-card{padding:18px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#14556B;
  --c-primary-deep:#0C3A49;
  --c-primary-soft:#E4EFF2;
  --c-accent:#D07A2E;
  --c-accent-soft:#FBEFE2;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-surface-2:#EEF2F0;
  --c-ink:#15252B;
  --c-ink-2:#4C5C63;
  --c-line:#E1E7E4;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 2px 4px rgba(21,37,43,.04),0 12px 28px rgba(21,37,43,.07);
  --shadow-2:0 4px 8px rgba(21,37,43,.06),0 18px 36px rgba(21,37,43,.10);
  --container:1200px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;padding:0}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
strong{font-weight:700}
::selection{background:var(--c-primary-soft);color:var(--c-primary-deep)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
section[id]{scroll-margin-top:84px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:background .2s ease,color .2s ease,transform .15s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(208,122,46,.24)}
.btn-primary:hover{background:#bb6a24;box-shadow:0 8px 20px rgba(208,122,46,.30)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{border:1px solid var(--c-primary);color:var(--c-primary);background:transparent}
.btn-ghost:hover{background:var(--c-primary-soft)}
.btn-light{background:#fff;color:var(--c-primary-deep)}
.btn-light:hover{background:var(--c-primary-soft)}
.btn-outline-light{border:1px solid rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.btn-primary:focus-visible{outline-color:var(--c-accent)}

.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--c-primary);font-weight:600;font-size:14.5px;transition:color .2s ease}
.text-link i{font-size:12px;transition:transform .2s ease}
.text-link:hover{color:var(--c-primary-deep)}
.text-link:hover i{transform:translateX(3px)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(21,37,43,.08)}
.header-inner{display:flex;align-items:center;gap:34px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:700;line-height:1;
  letter-spacing:0;
}
.brand-text{font-size:18px;font-weight:700;letter-spacing:-.01em;color:var(--c-primary-deep)}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:6px}
.nav-link{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:500;color:var(--c-ink-2);transition:color .18s ease}
.nav-link::after{
  content:"";position:absolute;left:50%;right:50%;bottom:-1px;height:2px;border-radius:2px;
  background:var(--c-primary);transition:left .22s ease,right .22s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{left:0;right:0}
.nav-link.active{color:var(--c-primary);font-weight:600}
.nav-link.active::after{left:0;right:0}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.icon-btn{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  color:var(--c-ink-2);background:var(--c-surface-2);
  transition:background .18s ease,color .18s ease;
}
.icon-btn:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.menu-toggle{
  display:none;width:38px;height:38px;border-radius:10px;
  place-items:center;color:var(--c-primary-deep);background:var(--c-surface-2);
  transition:background .18s ease;
}
.menu-toggle:hover{background:var(--c-primary-soft)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:190;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:200;
  background:#fff;padding:22px 20px 28px;
  display:flex;flex-direction:column;gap:4px;overflow-y:auto;
  transform:translateX(101%);transition:transform .28s cubic-bezier(.4,0,.2,1);
  box-shadow:-12px 0 40px rgba(21,37,43,.18);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-title{font-size:15px;font-weight:600;color:var(--c-ink-2)}
.drawer-close{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:var(--c-surface-2);color:var(--c-ink)}
.drawer-close:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 14px;border-radius:10px;font-size:15.5px;font-weight:500;color:var(--c-ink);
  transition:background .18s ease,color .18s ease;
}
.drawer-link:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.drawer-link.active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.drawer-link i{font-size:12px;opacity:.5}
.drawer .btn{margin-top:18px;width:100%}
.drawer-note{margin-top:16px;font-size:13px;color:var(--c-ink-2);line-height:1.7;padding-top:16px;border-top:1px solid var(--c-line)}
body.no-scroll{overflow:hidden}

/* ---------- 页面 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;background:var(--c-primary-deep);
  padding:64px 0 60px;display:flex;align-items:center;min-height:300px;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(104deg,rgba(12,58,73,.95) 0%,rgba(20,85,107,.86) 55%,rgba(12,58,73,.66) 100%);
}
.page-hero-inner{position:relative;z-index:2;color:#fff;max-width:820px}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:9px;font-size:13.5px;color:rgba(255,255,255,.7);margin-bottom:18px}
.breadcrumb a{transition:color .18s ease}
.breadcrumb a:hover{color:#fff;text-decoration:underline}
.breadcrumb .sep{opacity:.55}
.breadcrumb [aria-current]{color:rgba(255,255,255,.94)}
.page-hero h1{
  font-size:clamp(28px,3.6vw,46px);line-height:1.28;font-weight:700;letter-spacing:-.01em;
  margin-bottom:14px;
}
.page-lede{font-size:16.5px;line-height:1.8;color:rgba(255,255,255,.84);max-width:600px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08);
  font-size:13.5px;color:rgba(255,255,255,.9);
}
.hero-badge i{font-size:12px;color:var(--c-accent)}

/* ---------- 快捷数据条 ---------- */
.quickbar{background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.quickbar-inner{display:grid;grid-template-columns:repeat(4,1fr)}
.qb-item{padding:22px 24px;display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--c-line)}
.qb-item:first-child{border-left:0;padding-left:0}
.qb-num{
  font-size:25px;font-weight:700;color:var(--c-primary);letter-spacing:-.02em;line-height:1.3;
  font-variant-numeric:tabular-nums;font-feature-settings:"tnum";
}
.qb-label{font-size:13.5px;color:var(--c-ink-2)}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--c-surface)}
.section-tight{padding:56px 0}
.section-head{max-width:720px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:600;
  letter-spacing:.08em;color:var(--c-accent);margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--c-accent)}
.section-title{font-size:clamp(23px,2.6vw,32px);font-weight:700;line-height:1.34;letter-spacing:-.01em}
.section-desc{margin-top:12px;font-size:16px;color:var(--c-ink-2);max-width:640px}
.row-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:28px;
  max-width:none;margin-bottom:36px;
}
.row-head .section-head{margin-bottom:0}

/* ---------- 服务卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.s-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.s-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#cfdad6}
.s-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-soft)}
.s-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .38s ease}
.s-card:hover .s-thumb img{transform:scale(1.045)}
.s-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.s-body h3{font-size:18px;font-weight:700;line-height:1.5;letter-spacing:-.005em}
.s-body p{font-size:15px;color:var(--c-ink-2);line-height:1.75;flex:1}
.card-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12.5px;font-weight:500;
}
.tag.is-accent{background:var(--c-accent-soft);color:#a35d1e}

/* ---------- 流程 ---------- */
.flow-list{display:grid;grid-template-columns:repeat(5,1fr);gap:22px}
.flow-item{padding-top:22px;border-top:2px solid var(--c-line);transition:border-color .25s ease}
.flow-item:hover{border-top-color:var(--c-accent)}
.flow-num{
  display:block;font-size:27px;font-weight:700;color:var(--c-accent);line-height:1.2;
  letter-spacing:-.02em;margin-bottom:10px;font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:8px}
.flow-item p{font-size:14.5px;color:var(--c-ink-2);line-height:1.72}

/* ---------- 横向轨道 ---------- */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:22px;overflow-x:auto;position:relative;
  padding:4px max(24px,calc((100vw - var(--container)) / 2 + 24px)) 26px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-track{background:transparent}
.rail::-webkit-scrollbar-thumb{background:#cfd8d4;border-radius:99px}
.rail::-webkit-scrollbar-thumb:hover{background:#b8c4bf}
.rail-card{
  flex:0 0 296px;scroll-snap-align:start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.rail-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.rail-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-primary-soft);position:relative}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .38s ease}
.rail-card:hover .rail-thumb img{transform:scale(1.05)}
.rail-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.rail-body h3{font-size:16.5px;font-weight:700;line-height:1.5}
.rail-body p{font-size:14px;color:var(--c-ink-2);line-height:1.7}

/* ---------- 深色保障条 ---------- */
.band{background:var(--c-primary-deep);color:#fff;padding:64px 0}
.band-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.band h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.36;letter-spacing:-.01em}
.band-text p{margin-top:14px;font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.74);max-width:440px}
.band-list{display:grid;gap:16px}
.band-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.13);
  font-size:15px;line-height:1.7;color:rgba(255,255,255,.86);
}
.band-list li:last-child{border-bottom:0;padding-bottom:0}
.band-list i{color:var(--c-accent);font-size:16px;margin-top:5px;flex-shrink:0}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#cfdad6}
.faq-item.open{border-color:rgba(20,85,107,.35)}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 22px;text-align:left;font-size:17px;font-weight:600;line-height:1.55;
  color:var(--c-ink);transition:color .2s ease;
}
.faq-btn:hover{color:var(--c-primary)}
.faq-item.open .faq-btn{color:var(--c-primary)}
.faq-icon{
  width:26px;height:26px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12px;
  transition:transform .25s ease,background .2s ease,color .2s ease;
}
.faq-item.open .faq-icon{transform:rotate(180deg);background:var(--c-primary);color:#fff}
.faq-panel{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-panel p{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(118deg,var(--c-primary-deep) 0%,var(--c-primary) 100%);
  border-radius:20px;padding:48px 52px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  box-shadow:0 20px 44px rgba(12,58,73,.20);
}
.cta-band h2{font-size:clamp(21px,2.3vw,28px);font-weight:700;line-height:1.4;letter-spacing:-.01em}
.cta-band p{margin-top:12px;font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.8);max-width:520px}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;flex-shrink:0}
.cta-btns{display:flex;flex-wrap:wrap;gap:12px}
.cta-phone{font-size:15px;font-weight:600;color:rgba(255,255,255,.92);display:inline-flex;align-items:center;gap:9px;font-variant-numeric:tabular-nums}
.cta-phone i{color:var(--c-accent)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:48px;padding-bottom:48px}
.footer-brand .brand{margin-bottom:0}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-mark{background:var(--c-accent)}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.8;max-width:310px;color:rgba(255,255,255,.68)}
.footer-contact{margin-top:20px;display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(255,255,255,.72)}
.footer-contact span{display:inline-flex;align-items:center;gap:10px}
.footer-contact i{width:16px;color:var(--c-accent);font-size:14px}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.55);letter-spacing:.04em;margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.fb-links{display:flex;flex-wrap:wrap;gap:20px}
.fb-links a{transition:color .18s ease}
.fb-links a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .header-inner{gap:24px}
  .main-nav{gap:22px}
  .card-grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .flow-list{grid-template-columns:repeat(3,1fr);row-gap:30px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:38px}
  .band-inner{gap:40px}
  .cta-band{padding:40px}
}

@media (max-width:991px){
  .main-nav{display:none}
  .menu-toggle{display:grid}
  .header-inner{height:60px;gap:16px}
  .section{padding:64px 0}
  .page-hero{padding:48px 0;min-height:240px}
  .row-head{flex-direction:column;align-items:flex-start;gap:14px}
  .quickbar-inner{grid-template-columns:repeat(2,1fr)}
  .qb-item{padding:18px 20px}
  .qb-item:nth-child(odd){border-left:0;padding-left:0}
  .qb-item:nth-child(n+3){border-top:1px solid var(--c-line)}
  .band-inner{grid-template-columns:1fr;gap:32px}
  .band{padding:52px 0}
  .cta-band{flex-direction:column;align-items:flex-start;gap:28px;padding:36px}
  .cta-actions{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;padding-bottom:38px}
  .site-footer{padding-top:52px}
}

@media (max-width:767px){
  body{font-size:16px}
  .card-grid{grid-template-columns:1fr}
  .flow-list{grid-template-columns:1fr;row-gap:0;gap:0}
  .flow-item{border-top:0;border-left:2px solid var(--c-line);padding:0 0 26px 20px}
  .flow-item:hover{border-left-color:var(--c-accent);border-top-color:var(--c-line)}
  .flow-item:last-child{padding-bottom:0}
  .flow-num{font-size:22px;margin-bottom:6px}
  .rail{padding-left:18px;padding-right:18px}
  .rail-card{flex:0 0 260px}
  .faq-btn{font-size:16px;padding:17px 18px;gap:14px}
  .faq-panel p{padding:0 18px 18px}
  .cta-band{padding:30px 24px;border-radius:16px}
  .hero-badges{gap:8px}
  .hero-badge{height:30px;font-size:12.5px;padding:0 12px}
  .section-head{margin-bottom:32px}
}

@media (max-width:520px){
  .container{padding:0 18px}
  .brand-text{font-size:16.5px}
  .brand-mark{width:29px;height:29px;font-size:14px}
  .header-tools .icon-btn{display:none}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .cta-btns{width:100%;flex-direction:column}
  .cta-btns .btn{width:100%}
  .page-hero h1{font-size:27px}
  .page-lede{font-size:15.5px}
  .qb-num{font-size:21px}
  .s-body{padding:18px}
  .quickbar-inner{grid-template-columns:1fr 1fr}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: category2 */
:root{
  --c-primary:#14556B;
  --c-primary-deep:#0C3A49;
  --c-primary-soft:#E4EFF2;
  --c-accent:#D07A2E;
  --c-accent-deep:#B9631D;
  --c-accent-soft:#FBEFE2;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-surface-2:#EEF2F0;
  --c-ink:#15252B;
  --c-ink-2:#4C5C63;
  --c-line:#E1E7E4;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-sm:0 2px 4px rgba(21,37,43,.04),0 12px 28px rgba(21,37,43,.07);
  --shadow-lg:0 4px 8px rgba(21,37,43,.06),0 18px 36px rgba(21,37,43,.10);
  --maxw:1200px;
  --ease:200ms ease;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--c-primary);}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{letter-spacing:-0.01em;line-height:1.3;font-weight:700;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
::selection{background:var(--c-primary-soft);color:var(--c-primary-deep);}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(208,122,46,.22);}
.btn-primary:hover{background:var(--c-accent-deep);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);}
.btn-ghost:active{transform:translateY(1px);}
.btn-block{width:100%;}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
}
.link-arrow i{transition:transform var(--ease);font-size:12px;}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(21,37,43,.08);}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:64px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-weight:700;
}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:9px;
  background:var(--c-primary);
  color:#fff;
  font-size:16px;
  font-weight:700;
  letter-spacing:0;
}
.brand-text{
  font-size:18px;
  letter-spacing:.01em;
  color:var(--c-ink);
}
.brand:hover .brand-text{color:var(--c-primary);}

.main-nav{
  display:flex;
  align-items:center;
  gap:28px;
  margin-left:8px;
  margin-right:auto;
}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--c-ink-2);
  padding:6px 0;
  transition:color var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:0;
  width:0;
  height:2px;
  background:var(--c-primary);
  transform:translateX(-50%);
  transition:width var(--ease);
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{width:100%;}
.nav-link.active{color:var(--c-primary);font-weight:600;}
.nav-link.active::after{width:100%;}

.nav-right{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.icon-btn{
  width:40px;height:40px;
  display:grid;place-items:center;
  border-radius:10px;
  color:var(--c-ink-2);
  border:1px solid var(--c-line);
  background:var(--c-surface);
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.icon-btn:hover{background:var(--c-primary-soft);color:var(--c-primary);border-color:var(--c-primary-soft);}
.nav-toggle{display:none;}

.mobile-drawer{
  position:fixed;
  top:0;right:0;
  width:78%;
  max-width:320px;
  height:100%;
  background:var(--c-surface);
  z-index:120;
  padding:22px 22px 32px;
  transform:translateX(100%);
  transition:transform 260ms ease;
  display:flex;
  flex-direction:column;
  gap:6px;
  box-shadow:-12px 0 40px rgba(21,37,43,.16);
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;}
.drawer-close{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  border:1px solid var(--c-line);color:var(--c-ink-2);
}
.drawer-link{
  display:block;
  padding:14px 4px;
  font-size:16px;
  font-weight:500;
  color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.drawer-link.active{color:var(--c-primary);font-weight:600;}
.drawer-cta{margin-top:20px;}
.nav-overlay{
  position:fixed;
  inset:0;
  background:rgba(12,26,31,.42);
  z-index:110;
  opacity:0;
  visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease);
}
.nav-overlay.open{opacity:1;visibility:visible;}
body.no-scroll{overflow:hidden;}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;
  min-height:300px;
  display:flex;
  align-items:center;
  background-image:linear-gradient(rgba(20,85,107,.82),rgba(12,58,73,.86)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  color:#fff;
  padding:58px 0 54px;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(120% 90% at 85% 10%,rgba(208,122,46,.22),transparent 62%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.78);
  margin-bottom:18px;
}
.breadcrumb a{color:rgba(255,255,255,.78);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;}
.breadcrumb .sep{opacity:.55;}
.breadcrumb .current{color:#fff;font-weight:500;}
.page-hero h1{
  font-size:clamp(28px,3.4vw,40px);
  line-height:1.28;
  margin-bottom:16px;
  max-width:820px;
}
.page-hero .hero-lead{
  font-size:16px;
  color:rgba(255,255,255,.86);
  max-width:660px;
  margin-bottom:24px;
}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;}
.hero-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:500;
  color:#fff;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  backdrop-filter:blur(2px);
}
.hero-pill i{font-size:12px;color:var(--c-accent-soft);}

/* ---------- 板块通用 ---------- */
.section{padding:84px 0;}
.section.tight{padding:64px 0;}
.section-alt{background:var(--c-surface);}
.section-head{
  max-width:720px;
  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:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--c-accent);
  text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;height:2px;
  background:var(--c-accent);
  display:inline-block;
}
.section-head h2{
  font-size:clamp(24px,2.6vw,32px);
  margin-bottom:14px;
}
.section-head p{
  color:var(--c-ink-2);
  font-size:16px;
}
.section-head.center p{margin:0 auto;}

/* ---------- 标签行 ---------- */
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:34px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:8px 16px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  color:var(--c-ink-2);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  transition:all var(--ease);
}
.chip:hover{color:var(--c-primary);border-color:var(--c-primary-soft);background:var(--c-primary-soft);}
.chip.is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}

/* ---------- 服务卡片 ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:26px;
}
.svc-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.svc-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-lg);
  border-color:#D5DEDA;
}
.svc-cover{
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--c-primary-soft);
  position:relative;
}
.svc-cover img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 400ms ease;
}
.svc-card:hover .svc-cover img{transform:scale(1.04);}
.svc-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}
.tag{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  color:var(--c-primary);
  background:var(--c-primary-soft);
  letter-spacing:.02em;
}
.svc-body h3{font-size:18px;}
.svc-body p{
  font-size:15px;
  color:var(--c-ink-2);
  line-height:1.78;
}
.svc-body .link-arrow{margin-top:auto;}

/* ---------- 流程步骤 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  border-top:1px solid var(--c-line);
}
.step{
  padding:34px 26px 34px 0;
  border-right:1px solid var(--c-line);
  position:relative;
}
.step:last-child{border-right:0;padding-right:0;}
.step:not(:first-child){padding-left:26px;}
.step-num{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  font-size:14px;
  font-weight:700;
  color:var(--c-accent);
  letter-spacing:.12em;
  font-variant-numeric:tabular-nums;
  display:block;
  margin-bottom:14px;
}
.step h3{font-size:19px;margin-bottom:10px;}
.step p{font-size:15px;color:var(--c-ink-2);}

/* ---------- 数据条 ---------- */
.stat-band{
  background:var(--c-primary-deep);
  color:#fff;
  border-radius:18px;
  padding:46px 44px;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:32px;
  position:relative;
  overflow:hidden;
}
.stat-band::before{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:280px;height:280px;
  border-radius:50%;
  background:rgba(208,122,46,.14);
}
.stat{position:relative;z-index:1;}
.stat .num{
  font-size:clamp(30px,3.4vw,42px);
  font-weight:700;
  line-height:1.15;
  font-variant-numeric:tabular-nums;
  color:#fff;
  letter-spacing:-0.02em;
}
.stat .num span{font-size:16px;font-weight:600;margin-left:6px;color:rgba(255,255,255,.78);}
.stat p{
  margin-top:10px;
  font-size:14px;
  color:rgba(255,255,255,.72);
}

/* ---------- 图文分栏 ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split-media{
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  position:relative;
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.split-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,85,107,.06),rgba(12,58,73,.18));
  pointer-events:none;
}
.split-body h2{font-size:clamp(23px,2.4vw,30px);margin-bottom:16px;}
.split-body > p{
  color:var(--c-ink-2);
  font-size:16px;
  margin-bottom:22px;
}
.check-list{display:flex;flex-direction:column;gap:16px;}
.check-list li{
  display:flex;
  gap:14px;
  align-items:flex-start;
}
.check-list .tick{
  flex-shrink:0;
  width:24px;height:24px;
  margin-top:4px;
  border-radius:50%;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  display:grid;place-items:center;
  font-size:11px;
}
.check-list strong{
  display:block;
  font-size:16px;
  font-weight:600;
  margin-bottom:3px;
}
.check-list span.txt{
  font-size:15px;
  color:var(--c-ink-2);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item[open]{box-shadow:var(--shadow-lg);border-color:#D5DEDA;}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-primary);}
.faq-icon{
  flex-shrink:0;
  width:28px;height:28px;
  border-radius:50%;
  border:1px solid var(--c-line);
  display:grid;place-items:center;
  color:var(--c-primary);
  font-size:12px;
  transition:transform var(--ease),background var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(180deg);background:var(--c-primary-soft);border-color:var(--c-primary-soft);}
.faq-answer{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-ink-2);
  border-top:1px solid var(--c-line);
  padding-top:18px;
  margin:0 22px 22px;
}

/* ---------- CTA 区 ---------- */
.cta-section{padding:0 0 84px;}
.cta-panel{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:20px;
  box-shadow:var(--shadow-sm);
  padding:48px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:52px;
  align-items:start;
}
.cta-copy h2{font-size:clamp(24px,2.5vw,30px);margin-bottom:16px;}
.cta-copy p{color:var(--c-ink-2);font-size:16px;margin-bottom:24px;}
.contact-rows{display:flex;flex-direction:column;gap:14px;}
.contact-row{
  display:flex;align-items:center;gap:12px;
  font-size:15px;color:var(--c-ink-2);
}
.contact-row i{
  width:34px;height:34px;flex-shrink:0;
  display:grid;place-items:center;
  border-radius:9px;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  font-size:14px;
}
.contact-row strong{color:var(--c-ink);font-weight:600;}

.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1/-1;}
.field label{
  font-size:14px;
  font-weight:500;
  color:var(--c-ink-2);
}
.field label .req{
  display:inline-block;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--c-accent);
  margin-left:6px;
  vertical-align:middle;
}
.field input,
.field textarea{
  height:44px;
  padding:0 14px;
  font-family:inherit;
  font-size:15px;
  color:var(--c-ink);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-btn);
  transition:border-color var(--ease),box-shadow var(--ease);
  width:100%;
}
.field textarea{
  height:104px;
  padding:12px 14px;
  resize:vertical;
  line-height:1.7;
}
.field input::placeholder,
.field textarea::placeholder{color:#9AA8A4;}
.field input:hover,
.field textarea:hover{border-color:#C9D5D1;}
.field input:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(20,85,107,.12);
}
.field input:invalid:not(:placeholder-shown),
.field textarea:invalid:not(:placeholder-shown){border-color:var(--c-accent);}
.form-note{font-size:13px;color:#8494-90;color:#84948F;}
.form-actions{grid-column:1/-1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.form-alert{
  grid-column:1/-1;
  display:none;
  padding:12px 16px;
  border-radius:var(--r-btn);
  font-size:14px;
  line-height:1.7;
}
.form-alert.show{display:block;}
.form-alert.ok{background:var(--c-primary-soft);color:var(--c-primary-deep);border:1px solid #CBE0E5;}
.form-alert.err{background:var(--c-accent-soft);color:#7A4413;border:1px solid #F0D5B6;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-primary-deep);
  color:#fff;
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:44px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);color:#fff;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.72);
  max-width:320px;
  margin-bottom:20px;
}
.footer-contact{display:flex;flex-direction:column;gap:9px;}
.footer-contact span{
  display:flex;
  align-items:center;
  gap:9px;
  font-size:14px;
  color:rgba(255,255,255,.72);
}
.footer-contact i{font-size:13px;color:var(--c-accent-soft);}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:rgba(255,255,255,.92);
  margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{
  font-size:14px;
  color:rgba(255,255,255,.68);
  transition:color var(--ease);
}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.6);
}
.fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.fb-links a{color:rgba(255,255,255,.6);font-size:13px;}
.fb-links a:hover{color:#fff;}

/* ---------- 动效 ---------- */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity 320ms ease,transform 320ms ease;
}
.reveal.in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;
    transition-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
  .reveal{opacity:1;transform:none;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step{border-right:0;padding:28px 0;border-bottom:1px solid var(--c-line);}
  .step:not(:first-child){padding-left:0;}
  .step:nth-child(2n){padding-left:26px;}
  .split{gap:36px;}
  .cta-panel{padding:38px;gap:36px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:34px;}
  .footer-col:last-child{grid-column:auto;}
}

@media (max-width:991px){
  .main-nav{display:none;}
  .nav-toggle{
    display:grid;
    place-items:center;
    width:40px;height:40px;
    border-radius:10px;
    border:1px solid var(--c-line);
    color:var(--c-ink);
  }
  .nav-right .btn-primary{display:none;}
  .page-hero{min-height:250px;padding:46px 0 42px;}
  .section{padding:64px 0;}
  .stat-band{grid-template-columns:1fr;gap:24px;padding:36px 30px;}
  .stat .num{font-size:34px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split-media{order:-1;}
  .cta-panel{grid-template-columns:1fr;gap:32px;padding:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1/-1;}
}

@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .card-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .step{padding:24px 0;}
  .step:nth-child(2n){padding-left:0;}
  .form-grid{grid-template-columns:1fr;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:30px;}
  .page-hero{min-height:210px;}
  .page-hero h1{font-size:26px;}
  .hero-pill{font-size:12px;padding:6px 12px;}
  .faq-item summary{font-size:16px;padding:17px 18px;}
  .faq-answer{margin:0 18px 18px;padding:16px 0 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
  .cta-panel{padding:26px 20px;}
  .form-actions{flex-direction:column;align-items:stretch;}
  .form-actions .btn{width:100%;}
}

@media (max-width:479px){
  .brand-text{font-size:16px;}
  .brand-mark{width:30px;height:30px;font-size:14px;}
  .btn{height:44px;font-size:14px;padding:0 18px;}
  .stat .num{font-size:28px;}
}