/* roulang page: index */
:root{
  --primary:#1A6F9E;
  --primary-dark:#0F4C66;
  --primary-light:#E7F3F8;
  --amber:#F0A22E;
  --amber-light:#FDF3E1;
  --coral:#E8674C;
  --coral-light:#FCEDE9;
  --green:#2E9E6B;
  --green-light:#E8F6EF;
  --warn:#D9822B;
  --text:#1F2A36;
  --text-2:#5A6B7A;
  --text-3:#8A9AA8;
  --border:#E3EAF0;
  --bg:#F6F9FB;
  --card:#FFFFFF;
  --r-card:16px;
  --r-btn:12px;
  --r-img:12px;
  --r-kv:24px;
  --shadow-sm:0 8px 24px rgba(20,40,70,.08);
  --shadow-lg:0 12px 32px rgba(20,40,70,.12);
  --container:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans","Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:none;background:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.container-wide{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.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:.04em;
  color:var(--primary);background:var(--primary-light);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
h1{font-size:40px;line-height:1.2;font-weight:800;letter-spacing:-.01em;}
h2{font-size:28px;line-height:1.3;font-weight:700;}
h3{font-size:20px;line-height:1.4;font-weight:700;}
.lead{font-size:17px;line-height:1.8;color:var(--text-2);margin-top:16px;}
.muted{color:var(--text-2);}
.small{font-size:14px;line-height:1.7;}
.mono-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* 公告条 */
.notice-bar{
  background:var(--primary-light);
  border-bottom:1px solid var(--border);
  font-size:13.5px;color:var(--primary-dark);
}
.notice-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:38px;padding:6px 0;
}
.notice-text{display:flex;align-items:center;gap:10px;}
.notice-text i{color:var(--primary);}
.notice-close{
  width:26px;height:26px;border-radius:8px;color:var(--primary-dark);
  display:inline-flex;align-items:center;justify-content:center;transition:background .18s;
}
.notice-close:hover{background:rgba(26,111,158,.14);}
.notice-bar.hide{display:none;}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:20px;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--text);}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(140deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:16px;
  box-shadow:0 6px 16px rgba(26,111,158,.28);
}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.08em;line-height:1;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-flex;align-items:center;
  padding:8px 14px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--text-2);
  position:relative;transition:color .18s,background .18s;
}
.nav-link:hover{color:var(--primary);background:rgba(26,111,158,.07);}
.nav-link.active{color:var(--primary);background:var(--primary-light);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:1px;width:22px;height:2px;border-radius:2px;background:var(--primary);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--border);background:#fff;color:var(--primary-dark);
  align-items:center;justify-content:center;font-size:17px;
}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform .18s,box-shadow .18s,background .18s,color .18s,border-color .18s;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(26,111,158,.24);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(26,111,158,.3);}
.btn-ghost{background:#fff;color:var(--primary);border:1px solid var(--primary);}
.btn-ghost:hover{background:var(--primary-light);transform:translateY(-1px);}
.btn-amber{background:var(--amber);color:#3A2A08;box-shadow:0 8px 20px rgba(240,162,46,.3);}
.btn-amber:hover{background:#E0911B;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px;}
.btn-block{width:100%;}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.link-arrow{color:var(--primary);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid transparent;transition:border-color .18s,color .18s;}
.link-arrow:hover{color:var(--primary-dark);border-color:var(--primary-dark);}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);
  padding:64px 0 0;
}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.hero-copy{max-width:560px;}
.hero h1{margin-bottom:18px;}
.hero h1 .accent{color:var(--primary);}
.hero-sub{font-size:17px;line-height:1.8;color:var(--text-2);}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  margin-top:40px;padding-top:28px;border-top:1px solid var(--border);
}
.stat-num{font-size:26px;font-weight:800;color:var(--primary-dark);line-height:1.2;}
.stat-label{font-size:13.5px;color:var(--text-2);margin-top:4px;}
.hero-visual{position:relative;}
.hero-visual .frame{
  position:relative;border-radius:var(--r-kv);overflow:hidden;
  aspect-ratio:4/3;box-shadow:var(--shadow-lg);border:1px solid var(--border);background:#EEF3F6;
}
.hero-visual .frame img{width:100%;height:100%;object-fit:cover;}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(26,111,158,.12) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(26,111,158,.12) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 78%);
}
.hero-float{
  position:absolute;left:-18px;bottom:24px;
  background:#fff;border:1px solid var(--border);border-radius:14px;
  padding:14px 18px;box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:12px;
}
.hero-float i{color:var(--green);font-size:18px;}
.hero-float strong{display:block;font-size:14px;color:var(--text);}
.hero-float span{font-size:12.5px;color:var(--text-3);}
.hero-progress{
  margin-top:56px;height:4px;border-radius:999px;
  background:linear-gradient(90deg,var(--primary) 0%,var(--primary) 42%,var(--amber) 68%,#E3EAF0 100%);
  opacity:.9;
}

/* 业务步骤 */
.biz-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.biz-visual{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-sm);aspect-ratio:4/3;background:#EEF3F6;}
.biz-visual img{width:100%;height:100%;object-fit:cover;}
.step-list{display:grid;gap:16px;}
.step-item{
  display:grid;grid-template-columns:52px 1fr;gap:18px;
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:20px 24px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.step-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#CFE3EE;}
.step-index{
  width:52px;height:52px;border-radius:14px;background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;
}
.step-item h3{font-size:17px;margin-bottom:6px;}
.step-item p{font-size:14.5px;line-height:1.75;color:var(--text-2);}

/* 权益卡 */
.bonus-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);}
.bonus-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.bonus-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#F3DDB6;}
.bonus-icon{
  width:46px;height:46px;border-radius:13px;background:var(--amber-light);color:var(--warn);
  display:flex;align-items:center;justify-content:center;font-size:19px;
}
.bonus-card h3{font-size:17px;}
.bonus-card p{font-size:14.5px;line-height:1.72;color:var(--text-2);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;line-height:1.6;
  width:fit-content;
}
.badge-green{background:var(--green-light);color:var(--green);}
.badge-amber{background:var(--amber-light);color:var(--warn);}
.badge-coral{background:var(--coral-light);color:var(--coral);}
.badge-blue{background:var(--primary-light);color:var(--primary);}

/* 时间线 */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:20px;}
.timeline::before{
  content:"";position:absolute;top:22px;left:36px;right:36px;height:2px;background:var(--border);
}
.tl-node{position:relative;text-align:center;padding-top:0;}
.tl-dot{
  position:relative;z-index:1;width:44px;height:44px;border-radius:50%;
  margin:0 auto 14px;display:flex;align-items:center;justify-content:center;
  background:#fff;border:2px solid var(--border);color:var(--text-3);font-size:15px;font-weight:700;
}
.tl-node.done .tl-dot{background:var(--green-light);border-color:var(--green);color:var(--green);}
.tl-node.current .tl-dot{
  background:var(--primary);border-color:var(--primary);color:#fff;
  box-shadow:0 0 0 6px rgba(26,111,158,.14);
}
.tl-node h3{font-size:15.5px;margin-bottom:6px;}
.tl-node.current h3{color:var(--primary);}
.tl-node p{font-size:13.5px;line-height:1.7;color:var(--text-2);}

/* 中部 CTA */
.mid-cta{
  background:var(--primary-light);border:1px solid #D3E7F1;border-radius:var(--r-card);
  padding:32px 36px;display:flex;align-items:center;justify-content:space-between;gap:28px;
}
.mid-cta h2{font-size:22px;}
.mid-cta p{font-size:14.5px;color:var(--text-2);margin-top:8px;}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.news-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#CFE3EE;}
.news-cover{display:block;aspect-ratio:16/10;overflow:hidden;background:#EEF3F6;}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .2s;}
.news-card:hover .news-cover img{transform:scale(1.02);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-card h3{font-size:17px;line-height:1.5;}
.news-card h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card h3 a:hover{color:var(--primary);}
.news-card p{
  font-size:14.5px;line-height:1.72;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-3);
  margin-top:auto;padding-top:12px;border-top:1px solid var(--border);
}
.empty-state{
  grid-column:1/-1;background:var(--card);border:1px dashed #CFDDE7;border-radius:var(--r-card);
  padding:52px 24px;text-align:center;box-shadow:var(--shadow-sm);
}
.empty-state i{font-size:32px;color:var(--primary);opacity:.5;}
.empty-state p{margin:14px 0 20px;color:var(--text-2);font-size:15px;}

/* 评价 */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.quote-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);
}
.quote-card p{font-size:15px;line-height:1.8;color:var(--text);}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:18px;border-top:1px solid var(--border);}
.avatar{
  width:42px;height:42px;border-radius:50%;background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.quote-who strong{display:block;font-size:14.5px;}
.quote-who span{font-size:12.5px;color:var(--text-3);}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:920px;}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:12px;
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--text);
  transition:color .18s,background .18s;
}
.faq-q:hover{color:var(--primary);}
.faq-q i{color:var(--primary);transition:transform .18s;font-size:14px;}
.faq-item.open .faq-q i{transform:rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .18s ease;
  background:var(--primary-light);border-top:1px solid var(--border);
}
.faq-a p{padding:18px 22px;font-size:15px;line-height:1.78;color:var(--text-2);}

/* 表单 CTA */
.cta-band{
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  border-radius:var(--r-kv);padding:48px;color:#fff;overflow:hidden;position:relative;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.07);
}
.cta-band-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;position:relative;z-index:1;}
.cta-band h2{color:#fff;}
.cta-band p{color:rgba(255,255,255,.82);font-size:15px;margin-top:14px;}
.cta-points{margin-top:22px;display:grid;gap:10px;}
.cta-points li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:rgba(255,255,255,.9);}
.cta-points i{color:var(--amber);}
.form-card{background:#fff;border-radius:var(--r-card);padding:26px;color:var(--text);box-shadow:var(--shadow-lg);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:8px;color:var(--text);}
.field input,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid var(--border);background:#fff;color:var(--text);
  transition:border-color .18s,box-shadow .18s;
}
.field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,111,158,.16);
}
.field.error input,.field.error textarea{border-color:var(--coral);}
.field .err-msg{display:none;font-size:12.5px;color:var(--coral);margin-top:6px;}
.field.error .err-msg{display:block;}
.form-tip{font-size:12.5px;color:var(--text-3);margin-top:12px;}

/* 页脚 */
.site-footer{background:#16232E;color:#C6D3DC;margin-top:88px;padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo{color:#fff;}
.footer-brand .logo-sub{color:#8FA4B2;}
.footer-brand p{font-size:14px;line-height:1.8;color:#9DB0BD;margin-top:18px;max-width:300px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14px;color:#9DB0BD;transition:color .18s;}
.footer-links a:hover{color:var(--amber);}
.footer-contact{display:grid;gap:12px;font-size:14px;color:#9DB0BD;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--primary);margin-top:4px;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8FA4B2;
}
.footer-bottom a{color:#8FA4B2;}
.footer-bottom a:hover{color:var(--amber);}

/* 移动端抽屉 */
.nav-mask{
  position:fixed;inset:0;background:rgba(15,35,50,.5);opacity:0;visibility:hidden;
  transition:opacity .22s;z-index:70;
}
.nav-mask.show{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;height:100%;width:300px;max-width:86vw;background:#fff;
  z-index:80;transform:translateX(100%);transition:transform .26s ease;
  padding:22px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.nav-drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--primary-dark);}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-radius:var(--r-btn);font-size:15px;font-weight:500;color:var(--text-2);
  border:1px solid transparent;transition:background .18s,color .18s,border-color .18s;
}
.drawer-link:hover{background:var(--primary-light);color:var(--primary);}
.drawer-link.active{background:var(--primary-light);color:var(--primary);font-weight:700;border-color:#D3E7F1;}
.drawer-cta{margin-top:12px;}

/* 响应式 */
@media (max-width:1279px){
  h1{font-size:36px;}
  .hero-grid{gap:36px;}
}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .nav-menu,.nav-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-copy{max-width:100%;}
  .biz-grid{grid-template-columns:1fr;gap:32px;}
  .bonus-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;gap:18px;}
  .timeline::before{display:none;}
  .tl-node{text-align:left;display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;padding-left:0;}
  .tl-dot{margin:0;}
  .cta-band-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  h1{font-size:30px;line-height:1.28;}
  h2{font-size:24px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:28px;}
  .notice-bar{display:none;}
  .hero-stats{grid-template-columns:1fr;gap:16px;}
  .hero-btns .btn{width:100%;}
  .hero-float{left:0;bottom:12px;padding:12px 14px;}
  .bonus-grid{display:flex;overflow-x:auto;gap:14px;padding-bottom:8px;margin:0 -24px;padding-left:24px;padding-right:24px;scroll-snap-type:x mandatory;}
  .bonus-card{min-width:76%;scroll-snap-align:start;}
  .news-grid{grid-template-columns:1fr;}
  .mid-cta{flex-direction:column;align-items:flex-start;padding:26px 22px;}
  .cta-band{padding:30px 22px;}
  .form-card{padding:20px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  .container,.container-wide{padding:0 16px;}
  .btn{width:100%;}
  .bonus-grid{margin:0 -16px;padding-left:16px;padding-right:16px;}
  .bonus-card{min-width:84%;}
  .step-item{grid-template-columns:1fr;gap:12px;padding:18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: article */
:root{
  --brand:#1A6F9E;
  --brand-dark:#0F4C66;
  --brand-soft:#E7F3F8;
  --brand-line:#C7DEEB;
  --amber:#F0A22E;
  --amber-soft:#FDF3E2;
  --coral:#E8674C;
  --coral-soft:#FDEDE9;
  --green:#2E9E6B;
  --green-soft:#E7F6EF;
  --warn:#D9822B;
  --text:#1F2A36;
  --text-2:#5A6B7A;
  --text-3:#8B98A5;
  --border:#E3EAF0;
  --bg:#F6F9FB;
  --card:#FFFFFF;
  --footer-bg:#16232E;
  --radius-card:16px;
  --radius-btn:12px;
  --radius-img:12px;
  --radius-kv:24px;
  --shadow:0 8px 24px rgba(20,40,70,.08);
  --shadow-hover:0 12px 32px rgba(20,40,70,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
input,textarea,select{font:inherit;}
::selection{background:rgba(26,111,158,.16);}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-sm{padding:56px 0;}
.section-head{max-width:680px;margin-bottom:40px;}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.6px;
  color:var(--brand);background:var(--brand-soft);
  border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-title{font-size:28px;line-height:1.35;font-weight:800;color:var(--brand-dark);}
.section-sub{margin-top:12px;font-size:16px;line-height:1.75;color:var(--text-2);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(26,111,158,.22);}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 12px 24px rgba(15,76,102,.26);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand-line);}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand);}
.btn-light{background:#fff;color:var(--brand-dark);}
.btn-light:hover{background:var(--brand-soft);transform:translateY(-1px);}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);border-bottom:1px solid rgba(26,111,158,.35);padding-bottom:2px;transition:color .2s ease,border-color .2s ease;}
.btn-text:hover{color:var(--brand-dark);border-color:var(--brand-dark);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:disabled,.btn.is-disabled{opacity:.45;pointer-events:none;transform:none;box-shadow:none;}

/* ---------- badge / tag ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:var(--brand-soft);color:var(--brand);
}
.badge-amber{background:var(--amber-soft);color:#B4741A;}
.badge-green{background:var(--green-soft);color:var(--green);}
.badge-coral{background:var(--coral-soft);color:var(--coral);}
.badge-outline{background:#fff;border:1px solid var(--border);color:var(--text-2);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--brand-dark);letter-spacing:.2px;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:linear-gradient(135deg,#1A6F9E,#0F4C66);
  color:#fff;display:grid;place-items:center;font-size:16px;
  box-shadow:0 6px 14px rgba(26,111,158,.28);
}
.logo-sub{display:block;font-size:10px;font-weight:600;letter-spacing:1.6px;color:var(--text-3);line-height:1.4;}
.nav-menu{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:999px;
  font-size:15px;color:var(--text-2);transition:color .2s ease,background-color .2s ease;
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft);}
.nav-link.active{color:var(--brand);background:var(--brand-soft);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:-17px;width:24px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--border);background:#fff;color:var(--brand-dark);
  cursor:pointer;transition:background-color .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:var(--brand-soft);border-color:var(--brand-line);}
.nav-mask{
  position:fixed;inset:0;background:rgba(15,35,55,.42);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.nav-mask.show{opacity:1;visibility:visible;}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--border);}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:16px 0;font-size:13px;color:var(--text-2);}
.breadcrumb a{color:var(--text-3);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#C3CFD9;}
.breadcrumb .current{color:var(--text);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- article hero ---------- */
.article-hero{position:relative;background:linear-gradient(180deg,#EDF6FA 0%,#F6F9FB 100%);overflow:hidden;}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.12;
}
.article-hero::after{
  content:"";position:absolute;right:-80px;top:-80px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,162,46,.16),rgba(240,162,46,0) 68%);
}
.article-hero .container{position:relative;z-index:2;}
.article-head{padding:26px 0 46px;max-width:900px;}
.article-title{
  font-size:38px;line-height:1.32;font-weight:800;color:var(--brand-dark);
  margin-top:16px;letter-spacing:-.2px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 20px;
  margin-top:22px;padding-top:20px;border-top:1px solid rgba(26,111,158,.16);
  font-size:14px;color:var(--text-2);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--brand);font-size:13px;}

/* ---------- article body ---------- */
.article-wrap{padding:48px 0 64px;}
.article-body{
  max-width:800px;margin:0 auto;background:var(--card);
  border:1px solid var(--border);border-radius:var(--radius-card);
  padding:44px 46px;box-shadow:var(--shadow);
  font-size:16.5px;line-height:1.82;color:var(--text);
}
.article-body p{margin:0 0 1.25em;}
.article-body h2{
  position:relative;font-size:24px;line-height:1.4;font-weight:700;
  color:var(--brand-dark);margin:1.9em 0 .85em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;
  border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:19px;line-height:1.5;font-weight:700;color:var(--brand-dark);margin:1.6em 0 .6em;}
.article-body h4{font-size:17px;font-weight:700;margin:1.4em 0 .5em;}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.5em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.45em 0;}
.article-body blockquote{
  margin:1.5em 0;padding:16px 22px;background:var(--brand-soft);
  border-left:4px solid var(--brand);border-radius:0 12px 12px 0;color:#1F4557;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{max-width:100%;height:auto;border-radius:var(--radius-img);margin:1.6em auto;background:#EEF3F7;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--border);padding:11px 14px;text-align:left;}
.article-body th{background:#F1F7FA;font-weight:700;color:var(--brand-dark);}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;transition:color .2s ease;}
.article-body a:hover{color:var(--brand-dark);}
.article-body hr{border:none;border-top:1px solid var(--border);margin:2em 0;}
.article-body code{background:#F1F7FA;border-radius:6px;padding:2px 6px;font-size:15px;}

/* ---------- article foot ---------- */
.article-foot{
  max-width:800px;margin:24px auto 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 22px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-card);box-shadow:var(--shadow);
}
.article-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}

/* ---------- related ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--brand-line);}
.thumb{aspect-ratio:16/10;overflow:hidden;background:#EEF3F7;}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease;}
.post-card:hover .thumb img{transform:scale(1.02);}
.post-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 20px;flex:1;}
.post-title{
  font-size:16px;font-weight:700;line-height:1.55;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s ease;
}
.post-card:hover .post-title{color:var(--brand);}
.post-excerpt{
  font-size:14px;line-height:1.7;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--text-3);
}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-kv);
  background:linear-gradient(135deg,#0F4C66 0%,#1A6F9E 100%);
  color:#fff;padding:46px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 18px 40px rgba(15,76,102,.22);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:280px;height:280px;
  border-radius:50%;background:rgba(255,255,255,.08);
}
.cta-band h2{font-size:26px;line-height:1.4;font-weight:800;}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.82);max-width:620px;line-height:1.75;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-band .btn-primary{background:#fff;color:var(--brand-dark);box-shadow:0 10px 24px rgba(0,0,0,.16);}
.cta-band .btn-primary:hover{background:#EAF4F9;color:var(--brand-dark);}
.cta-band .btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.cta-band .btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff;}

/* ---------- empty state ---------- */
.empty-state{text-align:center;padding:36px 12px;}
.empty-icon{
  width:64px;height:64px;border-radius:18px;margin:0 auto 18px;
  background:var(--brand-soft);color:var(--brand);
  display:grid;place-items:center;font-size:24px;
}
.empty-state h2{font-size:22px;font-weight:700;color:var(--brand-dark);margin-bottom:10px;}
.empty-state h2::before{display:none;}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px;}

/* ---------- footer ---------- */
.site-footer{background:var(--footer-bg);color:#C3CFD9;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;}
.footer-brand .logo{color:#fff;margin-bottom:4px;}
.footer-brand .logo-sub{color:#7F909E;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:#93A3B0;max-width:340px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px;}
.footer-links a{display:block;font-size:14px;color:#A9B7C3;padding:6px 0;transition:color .2s ease,padding-left .2s ease;}
.footer-links a:hover{color:var(--amber);padding-left:4px;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#A9B7C3;padding:6px 0;line-height:1.7;}
.footer-contact i{color:#5FA8CC;margin-top:5px;font-size:13px;}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#8695A3;
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 22px;}
  .article-title{font-size:34px;}
  .cta-band{padding:40px 36px;}
}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .article-body{padding:36px 32px;font-size:16px;}
  .cta-band{flex-direction:column;align-items:flex-start;gap:24px;padding:36px 30px;}
  .section-title{font-size:26px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .nav-menu{
    position:fixed;top:0;right:0;height:100vh;width:280px;
    background:#fff;flex-direction:column;align-items:stretch;gap:6px;
    padding:84px 20px 28px;z-index:80;
    transform:translateX(102%);transition:transform .26s ease;
    box-shadow:-14px 0 34px rgba(20,40,70,.14);
  }
  .nav-menu.open{transform:translateX(0);}
  .nav-link{padding:12px 16px;border-radius:12px;font-size:15px;}
  .nav-link.active::after{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-actions .btn{display:none;}
  .article-title{font-size:27px;line-height:1.38;}
  .article-head{padding:18px 0 34px;}
  .article-meta{gap:8px 16px;font-size:13px;}
  .article-body{padding:26px 20px;border-radius:14px;font-size:16px;line-height:1.78;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .grid-4,.grid-3{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-brand p{max-width:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;margin-top:32px;}
  .cta-band{border-radius:18px;padding:30px 22px;}
  .cta-band h2{font-size:22px;}
  .article-foot{flex-direction:column;align-items:flex-start;}
  .breadcrumb .current{white-space:normal;}
}
@media (max-width:479px){
  .btn{width:100%;}
  .cta-band .cta-actions{width:100%;}
  .btn-text{width:auto;}
  .article-body{padding:22px 16px;}
  .section-title{font-size:23px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* roulang page: category2 */
:root{
  --primary:#1A6F9E;
  --primary-deep:#0F4C66;
  --primary-light:#E7F3F8;
  --primary-soft:#F2F9FC;
  --amber:#F0A22E;
  --amber-light:#FDF3E2;
  --coral:#E8674C;
  --coral-light:#FDEDEA;
  --green:#2E9E6B;
  --green-light:#E8F6EF;
  --warn:#D9822B;
  --text:#1F2A36;
  --text-soft:#3C4A57;
  --muted:#5A6B7A;
  --border:#E3EAF0;
  --bg:#F6F9FB;
  --card:#FFFFFF;
  --radius-card:16px;
  --radius-btn:12px;
  --radius-img:12px;
  --radius-hero:24px;
  --radius-pill:999px;
  --shadow-card:0 8px 24px rgba(20,40,70,.08);
  --shadow-card-hover:0 12px 32px rgba(20,40,70,.12);
  --container:1200px;
  --section-space:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'HarmonyOS Sans','Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--primary-deep);letter-spacing:-.01em;}
.logo-mark{
  width:38px;height:38px;border-radius:11px;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;flex:0 0 auto;
  box-shadow:0 6px 14px rgba(26,111,158,.28);
}
.logo-sub{display:block;font-size:10px;font-weight:600;letter-spacing:.12em;color:var(--muted);line-height:1.4;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;padding:8px 13px;border-radius:var(--radius-pill);
  font-size:15px;color:var(--text-soft);transition:color .18s,background .18s;
}
.nav-link:hover{color:var(--primary);background:var(--primary-light);}
.nav-link.active{color:var(--primary);font-weight:600;background:var(--primary-light);}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:20px;height:2px;border-radius:2px;background:var(--primary);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);
  background:#fff;color:var(--primary-deep);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}
.nav-overlay{
  position:fixed;inset:0;background:rgba(15,40,60,.42);z-index:90;
  opacity:0;visibility:hidden;transition:opacity .2s;
}
.nav-overlay.show{opacity:1;visibility:visible;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .2s,background .2s,color .2s,border-color .2s,box-shadow .2s;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(26,111,158,.24);}
.btn-primary:hover{background:var(--primary-deep);transform:translateY(-1px);box-shadow:0 12px 24px rgba(15,76,102,.26);}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-light);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--primary-deep);}
.btn-light:hover{background:var(--primary-light);transform:translateY(-1px);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.7);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px;}
.btn-link{color:var(--primary);font-weight:600;font-size:14px;text-decoration:underline;text-underline-offset:4px;}
.btn-link:hover{color:var(--primary-deep);}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(26,111,158,.18);}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;}

/* ============ 首屏横幅 ============ */
.hero-wrap{padding-top:24px;}
.page-hero{
  position:relative;overflow:hidden;border-radius:var(--radius-hero);
  min-height:330px;display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-card);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(15,76,102,.94) 0%,rgba(26,111,158,.82) 55%,rgba(26,111,158,.62) 100%);
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:1;opacity:.28;
  background-image:linear-gradient(rgba(255,255,255,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.18) 1px,transparent 1px);
  background-size:56px 56px;
}
.hero-inner{position:relative;z-index:2;padding:56px 48px;max-width:820px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.02em;
}
.page-hero h1{
  margin-top:18px;font-size:40px;line-height:1.22;color:#fff;font-weight:800;
}
.hero-sub{margin-top:16px;font-size:17px;line-height:1.75;color:rgba(255,255,255,.9);max-width:640px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-chip{
  display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);
  color:#fff;font-size:13px;
}
.hero-chip i{color:var(--amber);}
.hero-bar{position:absolute;left:0;right:0;bottom:0;height:4px;background:rgba(255,255,255,.16);z-index:3;}
.hero-bar span{display:block;height:100%;width:42%;background:var(--amber);border-radius:0 4px 4px 0;}

/* 面包屑 */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:20px 0 4px;font-size:13px;color:var(--muted);}
.breadcrumb a{color:var(--muted);transition:color .18s;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:#B9C7D2;}
.breadcrumb .current{color:var(--primary-deep);font-weight:600;}

/* ============ 主体布局 ============ */
.layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:40px;align-items:start;padding:28px 0 var(--section-space);}
.side-panel{
  position:sticky;top:96px;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-card);padding:22px 18px;box-shadow:var(--shadow-card);
}
.side-title{font-size:14px;font-weight:700;color:var(--primary-deep);padding:0 10px 12px;border-bottom:1px solid var(--border);margin-bottom:12px;}
.aside-nav{display:flex;flex-direction:column;gap:2px;}
.aside-nav a{
  display:block;padding:9px 12px;border-radius:10px;font-size:14px;color:var(--muted);
  transition:background .18s,color .18s,padding-left .18s;
}
.aside-nav a:hover{background:var(--primary-light);color:var(--primary);}
.aside-nav a.active{background:var(--primary-light);color:var(--primary);font-weight:600;padding-left:16px;}
.side-foot{
  margin-top:18px;padding:16px;border-radius:12px;background:var(--primary-soft);
  border:1px dashed #BFDDEB;
}
.side-foot p{font-size:13px;color:var(--muted);line-height:1.7;}
.side-foot .btn{width:100%;margin-top:12px;}

.content-col{display:flex;flex-direction:column;gap:24px;}
.section-block{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:30px 32px;box-shadow:var(--shadow-card);scroll-margin-top:100px;
  transition:box-shadow .2s,border-color .2s;
}
.section-block:hover{box-shadow:var(--shadow-card-hover);border-color:#D5E4ED;}
.section-block h2{
  position:relative;padding-left:16px;font-size:26px;color:var(--text);margin-bottom:16px;
}
.section-block h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--primary);
}
.section-block h3{font-size:19px;color:var(--primary-deep);margin:22px 0 10px;}
.section-block p{font-size:16px;line-height:1.85;color:var(--text-soft);margin-bottom:14px;}
.section-block p:last-child{margin-bottom:0;}
.lead{font-size:16px;color:var(--muted);margin-bottom:20px;}

.conclusion{
  display:flex;gap:12px;align-items:flex-start;margin-top:18px;padding:14px 18px;
  background:var(--primary-light);border-left:4px solid var(--primary);border-radius:10px;
}
.conclusion i{color:var(--primary);margin-top:4px;}
.conclusion span{font-size:15px;color:var(--primary-deep);line-height:1.75;}

.stat-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:22px 0 4px;}
.stat{
  background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 16px;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-card);border-color:#CFE2ED;}
.stat b{display:block;font-size:26px;font-weight:800;color:var(--primary);line-height:1.2;}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:8px;line-height:1.6;}

.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:20px;}
.mini-card{
  background:var(--primary-soft);border:1px solid #DCEAF2;border-radius:14px;padding:18px 20px;
  transition:transform .2s,box-shadow .2s;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card);}
.mini-card .ic{
  width:38px;height:38px;border-radius:11px;background:#fff;color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;border:1px solid #D6E7F0;
}
.mini-card h3{font-size:17px;color:var(--text);margin:12px 0 8px;}
.mini-card p{font-size:14px;line-height:1.75;color:var(--muted);margin:0;}

.check-list{display:grid;gap:10px;margin-top:16px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text-soft);line-height:1.75;}
.check-list i{color:var(--green);margin-top:5px;font-size:14px;}

figure{margin:22px 0 0;}
figure img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-img);
  background:#EDF2F6;border:1px solid var(--border);
  transition:transform .25s;
}
figure:hover img{transform:scale(1.02);}
figcaption{margin-top:10px;font-size:13px;color:var(--muted);}

.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;line-height:1.7;
}
.badge-blue{background:var(--primary-light);color:var(--primary-deep);}
.badge-amber{background:var(--amber-light);color:#A56A0F;}
.badge-green{background:var(--green-light);color:#1F7A50;}
.badge-coral{background:var(--coral-light);color:#B8432C;}

/* ============ FAQ ============ */
.faq-block{background:transparent;border:none;box-shadow:none;padding:0;scroll-margin-top:100px;}
.faq-head{text-align:left;margin-bottom:20px;}
.faq-head h2{font-size:28px;padding-left:16px;}
.faq-head p{font-size:15px;color:var(--muted);padding-left:16px;margin-top:10px;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:12px;margin-bottom:12px;
  overflow:hidden;transition:border-color .18s,box-shadow .18s;
}
.faq-item[open]{border-color:#C9DFEB;box-shadow:var(--shadow-card);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:17px 20px;font-size:16px;font-weight:600;color:var(--text);cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--muted);
  transition:transform .18s,color .18s;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(180deg);color:var(--primary);}
.faq-body{
  padding:14px 20px 20px;font-size:15px;line-height:1.85;color:var(--muted);
  background:#FAFCFD;border-top:1px solid var(--border);
}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(102deg,var(--primary-deep),var(--primary));
  border-radius:20px;padding:38px 42px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:0 16px 36px rgba(15,76,102,.24);scroll-margin-top:100px;
}
.cta-band h2{font-size:25px;color:#fff;margin-bottom:10px;}
.cta-band p{font-size:15px;color:rgba(255,255,255,.86);line-height:1.8;max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* 状态样式 */
.state-loading{display:grid;gap:12px;}
.skeleton{height:16px;border-radius:8px;background:linear-gradient(90deg,#EDF2F6 25%,#F7FAFC 37%,#EDF2F6 63%);background-size:400% 100%;animation:sk 1.4s ease infinite;}
@keyframes sk{0%{background-position:100% 50%;}100%{background-position:0 50%;}}
.state-empty{
  display:flex;flex-direction:column;align-items:center;gap:10px;padding:44px 20px;
  border:1px dashed #CBDCE6;border-radius:var(--radius-card);background:#fff;text-align:center;
}
.state-empty i{font-size:26px;color:#9FB8C7;}
.state-empty p{font-size:14px;color:var(--muted);}
.state-error{
  display:flex;align-items:center;gap:10px;padding:14px 18px;border-radius:12px;
  background:var(--coral-light);border:1px solid #F3C7BC;color:#B8432C;font-size:14px;
}

/* ============ 页脚 ============ */
.site-footer{margin-top:24px;background:#16222E;color:#C4D2DC;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;}
.footer-brand .logo{color:#fff;}
.footer-brand .logo-sub{color:#8FA6B6;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:#9DB0BE;max-width:340px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:#A9BCC9;transition:color .18s,padding-left .18s;}
.footer-links a:hover{color:var(--amber);padding-left:4px;}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:#A9BCC9;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;line-height:1.7;}
.footer-contact i{color:var(--amber);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:13px;color:#8FA6B6;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-menu{gap:2px;}
  .nav-link{padding:8px 10px;font-size:14px;}
  .layout{grid-template-columns:236px minmax(0,1fr);gap:32px;}
  .page-hero h1{font-size:36px;}
}
@media (max-width:1023px){
  :root{--section-space:64px;}
  .nav-menu{
    position:fixed;top:0;right:0;height:100vh;width:290px;background:#fff;z-index:95;
    flex-direction:column;align-items:stretch;gap:4px;padding:88px 20px 28px;
    transform:translateX(100%);transition:transform .24s ease;box-shadow:-12px 0 32px rgba(15,40,60,.16);
    overflow-y:auto;
  }
  .nav-menu.open{transform:translateX(0);}
  .nav-link{padding:13px 14px;font-size:15px;border-radius:12px;}
  .nav-link.active::after{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-actions .btn-sm{display:none;}
  .layout{grid-template-columns:1fr;gap:24px;}
  .side-panel{position:static;padding:16px;}
  .aside-nav{flex-direction:row;overflow-x:auto;gap:8px;padding-bottom:6px;-webkit-overflow-scrolling:touch;}
  .aside-nav a{flex:0 0 auto;white-space:nowrap;border:1px solid var(--border);}
  .aside-nav a.active{padding-left:12px;}
  .side-foot{margin-top:14px;}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  :root{--section-space:48px;}
  .container{padding:0 18px;}
  .hero-inner{padding:38px 22px;}
  .page-hero{min-height:280px;border-radius:18px;}
  .page-hero h1{font-size:29px;line-height:1.3;}
  .hero-sub{font-size:15px;}
  .section-block{padding:24px 20px;border-radius:14px;}
  .section-block h2{font-size:23px;}
  .section-block h3{font-size:17px;}
  .mini-grid{grid-template-columns:1fr;}
  .stat b{font-size:23px;}
  .faq-head h2{font-size:24px;}
  .cta-band{padding:28px 22px;border-radius:16px;}
  .cta-band h2{font-size:21px;}
  .cta-actions{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:479px){
  .stat-row{grid-template-columns:1fr;}
  .btn{width:100%;}
  .cta-actions .btn{width:100%;}
  .side-foot .btn{width:100%;}
  .nav-link{font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
  figure:hover img{transform:none;}
}

/* roulang page: category1 */
:root{
  --primary:#1A6F9E;
  --primary-dark:#0F4C66;
  --primary-light:#E7F3F8;
  --primary-soft:#F2F9FC;
  --amber:#F0A22E;
  --coral:#E8674C;
  --green:#2E9E6B;
  --warn:#D9822B;
  --text:#1F2A36;
  --muted:#5A6B7A;
  --border:#E3EAF0;
  --bg:#F6F9FB;
  --card:#FFFFFF;
  --radius-card:16px;
  --radius-btn:12px;
  --radius-lg:24px;
  --shadow:0 8px 24px rgba(20,40,70,.08);
  --shadow-hover:0 12px 32px rgba(20,40,70,.12);
  --shadow-lift:0 18px 44px rgba(20,40,70,.10);
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  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}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
button{font:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-wide{max-width:1280px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:800;color:var(--primary-dark);letter-spacing:.2px}
.logo-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 38px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#2E9BC9,var(--primary));
  color:#fff;font-size:17px;box-shadow:0 6px 16px rgba(26,111,158,.28);
}
.logo-sub{display:block;font-size:10px;font-weight:600;letter-spacing:1.6px;color:var(--muted);line-height:1;margin-top:3px}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;display:inline-block;padding:9px 13px;border-radius:999px;
  font-size:15px;color:#3A4A5A;white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:var(--primary-light)}
.nav-link.active{color:var(--primary-dark);background:var(--primary-light);font-weight:700}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:-4px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--primary);
}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--border);background:#fff;color:var(--primary-dark);
  font-size:16px;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}
.nav-overlay{
  position:fixed;inset:0;background:rgba(15,35,55,.42);
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;z-index:190;
}
.nav-overlay.show{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(26,111,158,.24)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(26,111,158,.30)}
.btn-outline{background:#fff;border-color:var(--primary);color:var(--primary-dark)}
.btn-outline:hover{background:var(--primary-light)}
.btn-light{background:#fff;color:var(--primary-dark)}
.btn-light:hover{background:var(--primary-light)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-weight:700;font-size:14px;
  border-bottom:1px solid rgba(26,111,158,.4);padding-bottom:2px;
}
.btn-text:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark)}
.btn:active{transform:translateY(0)}
.btn.is-disabled,.btn:disabled{opacity:.45;pointer-events:none;transform:none}

/* ---------- 分类页小 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:64px 0 128px;
  background:var(--primary-dark) url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(15,76,102,.94) 0%,rgba(26,111,158,.78) 52%,rgba(15,76,102,.58) 100%);
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:1;opacity:.16;
  background-image:radial-gradient(rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:22px 22px;
}
.page-hero .container{position:relative;z-index:3}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:999px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.32);
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.5px;
}
.hero-lead{
  max-width:720px;margin-top:20px;
  color:rgba(255,255,255,.92);font-size:17px;line-height:1.8;
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  color:#EAF6FB;font-size:13px;
}
.chip i{color:var(--amber)}

/* ---------- 面包屑 + 介绍卡 ---------- */
.intro-wrap{position:relative;z-index:6;margin-top:-84px}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);padding:0 4px 12px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:#B7C5D1}
.breadcrumb .current{color:var(--text);font-weight:600}
.intro-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lift);padding:40px 44px;
}
.intro-title{font-size:clamp(26px,3.4vw,38px);line-height:1.32;color:var(--primary-dark);font-weight:800;max-width:900px}
.intro-text{margin-top:18px;max-width:880px;color:var(--muted);font-size:16px;line-height:1.85}
.intro-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.mini-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:34px;padding-top:28px;border-top:1px solid var(--border);
}
.mini-stat .num{
  font-size:28px;font-weight:800;color:var(--primary);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.mini-stat .label{margin-top:4px;font-size:13px;color:var(--muted)}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--primary-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{max-width:780px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--primary);
  letter-spacing:.6px;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--primary)}
.section-head h2{font-size:clamp(23px,2.6vw,28px);color:var(--primary-dark)}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}

/* ---------- 服务卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.svc-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.svc-card:hover{transform:translateY(-3px);border-color:#BFDDEC;box-shadow:var(--shadow-hover)}
.svc-icon{
  width:52px;height:52px;border-radius:14px;margin-bottom:18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);color:var(--primary);font-size:20px;
}
.svc-card h3{font-size:19px;color:var(--primary-dark)}
.svc-card p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.78}
.svc-link{
  margin-top:auto;padding-top:18px;
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--primary);
}
.svc-link i{transition:transform .18s ease}
.svc-card:hover .svc-link{color:var(--primary-dark)}
.svc-card:hover .svc-link i{transform:translateX(3px)}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.ratio-16-10{
  position:relative;aspect-ratio:16/10;border-radius:var(--radius-card);
  overflow:hidden;background:#EDF2F6;border:1px solid var(--border);
}
.ratio-16-10 img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease}
.ratio-16-10:hover img{transform:scale(1.02)}
.step-list{margin-top:4px}
.step-item{display:flex;gap:18px;padding:18px 0;border-bottom:1px dashed var(--border)}
.step-item:last-child{border-bottom:none;padding-bottom:0}
.step-item:first-child{padding-top:0}
.step-num{
  flex:0 0 44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);color:var(--primary-dark);
  font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
}
.step-body h3{font-size:17px;color:var(--text)}
.step-body p{margin-top:6px;font-size:15px;color:var(--muted);line-height:1.75}

/* ---------- 场景标签 ---------- */
.scene-block{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.tag-list{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--border);
  font-size:14px;color:#3A4A5A;
  transition:border-color .18s ease,color .18s ease,background-color .18s ease,transform .18s ease;
}
.tag:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--primary-light);transform:translateY(-1px)}
.tag i{color:var(--amber);font-size:12px}
.note-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow);
}
.note-card h3{font-size:18px;color:var(--primary-dark)}
.note-card ul{margin-top:16px}
.note-card li{
  display:flex;gap:10px;padding:9px 0;font-size:14.5px;color:var(--muted);
  border-bottom:1px solid var(--border);
}
.note-card li:last-child{border-bottom:none}
.note-card li i{color:var(--green);margin-top:5px;font-size:13px}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:12px;
  margin-bottom:12px;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item:hover{border-color:#C7DEEB}
.faq-item[open]{border-color:#BFDDEC;box-shadow:var(--shadow)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:16px;font-weight:700;color:var(--text);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary-dark)}
.faq-item .faq-icon{
  flex:0 0 28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);color:var(--primary);font-size:12px;
  transition:transform .2s ease,background-color .2s ease,color .2s ease;
}
.faq-item[open] .faq-icon{transform:rotate(180deg);background:var(--primary);color:#fff}
.faq-body{
  padding:4px 24px 22px;font-size:15px;line-height:1.85;color:var(--muted);
  background:var(--primary-soft);border-top:1px solid var(--border);
  padding-top:18px;
}

/* ---------- 底部 CTA ---------- */
.cta-wrap{padding:0 0 88px}
.cta-band{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  padding:48px 52px;border-radius:var(--radius-lg);
  background:linear-gradient(115deg,var(--primary-dark),var(--primary));
  box-shadow:0 20px 48px rgba(15,76,102,.24);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  border-radius:50%;background:rgba(255,255,255,.07);
}
.cta-text{position:relative;z-index:2;max-width:640px}
.cta-text h2{color:#fff;font-size:clamp(21px,2.4vw,27px)}
.cta-text p{margin-top:12px;color:rgba(255,255,255,.86);font-size:15.5px;line-height:1.8}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px}
.cta-band .btn-outline{background:transparent;border-color:rgba(255,255,255,.7);color:#fff}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.14)}

/* ---------- 页脚 ---------- */
.site-footer{background:#12212C;color:#B9C8D4;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{color:#fff;font-size:17px}
.footer-brand .logo-sub{color:#7E93A3}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:#93A7B5;max-width:340px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:#9DB0BE}
.footer-links a:hover{color:var(--amber)}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:#9DB0BE;padding:5px 0;line-height:1.7}
.footer-contact li i{color:var(--primary);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.10);
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:13px;color:#7E93A3;
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container,.container-wide{padding:0 22px}
  .split,.scene-block{gap:40px}
}
@media (max-width:1024px){
  .section{padding:68px 0}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .scene-block{grid-template-columns:1fr;gap:32px}
  .mini-stats{grid-template-columns:repeat(2,1fr);gap:18px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .intro-card{padding:34px}
}
@media (max-width:900px){
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:290px;max-width:86vw;
    background:#fff;flex-direction:column;align-items:stretch;gap:4px;
    padding:86px 20px 28px;margin:0;
    transform:translateX(102%);transition:transform .28s ease;
    box-shadow:-16px 0 44px rgba(20,40,70,.16);z-index:200;overflow-y:auto;
  }
  .nav-menu.open{transform:translateX(0)}
  .nav-link{padding:12px 14px;border-radius:12px;font-size:15.5px}
  .nav-link.active::after{display:none}
  .nav-toggle{display:inline-flex;position:relative;z-index:210}
  .nav-actions .btn{display:none}
}
@media (max-width:768px){
  .page-hero{padding:48px 0 116px}
  .hero-lead{font-size:15.5px}
  .intro-wrap{margin-top:-76px}
  .intro-card{padding:26px 22px;border-radius:20px}
  .intro-title{font-size:25px}
  .intro-actions .btn{flex:1 1 100%}
  .section{padding:52px 0}
  .grid-3{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 26px;gap:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-brand p{max-width:none}
  .footer-bottom{flex-direction:column;align-items:flex-start;margin-top:40px}
}
@media (max-width:520px){
  .container,.container-wide{padding:0 16px}
  .mini-stats{grid-template-columns:1fr 1fr;gap:14px}
  .mini-stat .num{font-size:23px}
  .intro-card{padding:22px 18px}
  .svc-card{padding:22px 20px}
  .step-item{gap:14px}
  .step-num{flex:0 0 40px;height:40px;font-size:14px}
  .faq-item summary{padding:16px 18px;font-size:15.5px;gap:12px}
  .faq-body{padding:16px 18px 20px}
  .btn{width:100%}
  .btn-sm{width:auto}
  .hero-tag{font-size:12px}
  .chip{font-size:12.5px;padding:6px 12px}
  .tag{font-size:13px;padding:8px 14px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --primary:#1A6F9E;
  --primary-dark:#0F4C66;
  --primary-light:#E7F3F8;
  --primary-soft:#F2F9FC;
  --amber:#F0A22E;
  --amber-light:#FDF3E2;
  --coral:#E8674C;
  --coral-light:#FDEEEB;
  --green:#2E9E6B;
  --green-light:#E8F6EF;
  --warning:#D9822B;
  --text:#1F2A36;
  --text-2:#5A6B7A;
  --text-3:#8496A5;
  --border:#E3EAF0;
  --bg:#F6F9FB;
  --card:#FFFFFF;
  --radius-card:16px;
  --radius-btn:12px;
  --radius-img:12px;
  --radius-kv:24px;
  --shadow-sm:0 4px 16px rgba(20,40,70,.06);
  --shadow:0 8px 24px rgba(20,40,70,.08);
  --shadow-lg:0 12px 32px rgba(20,40,70,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;background:none;border:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--primary-dark);letter-spacing:.2px}
.logo-mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;display:grid;place-items:center;font-size:16px;
  box-shadow:0 6px 16px rgba(26,111,158,.28);
}
.logo-sub{display:block;font-size:10px;font-weight:600;letter-spacing:1.4px;color:var(--text-3)}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;padding:9px 14px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--primary);background:var(--primary-light)}
.nav-link.active{color:var(--primary);background:var(--primary-light);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--primary);
}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--border);background:#fff;color:var(--primary-dark);
  place-items:center;font-size:16px;
}
.nav-close{
  display:none;position:absolute;top:18px;right:16px;
  width:38px;height:38px;border-radius:11px;
  border:1px solid var(--border);background:#fff;color:var(--primary-dark);
  place-items:center;
}
.nav-mask{
  position:fixed;inset:0;z-index:70;background:rgba(15,40,60,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.nav-mask.open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(26,111,158,.24)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(26,111,158,.3)}
.btn-primary:active{transform:translateY(0);background:#0B3D53}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary-light)}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.26)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:76px 0 68px;
  background:#0F4C66 url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(15,76,102,.94),rgba(26,111,158,.74));
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,162,46,.26),rgba(240,162,46,0) 68%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.78)}
.crumb a{transition:color .2s ease}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb .sep{opacity:.5}
.crumb .current{color:#fff;font-weight:600}
.hero-title{font-size:40px;line-height:1.25;font-weight:800;margin-top:18px;max-width:940px;letter-spacing:.2px}
.hero-desc{margin-top:16px;max-width:760px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.9)}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:999px;
  font-size:13px;font-weight:600;color:#fff;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
}
.chip i{color:var(--amber)}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section-alt{background:#fff}
.sec-head{max-width:780px;margin-bottom:44px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1px;color:var(--primary);
  background:var(--primary-light);border-radius:999px;padding:6px 14px;
}
.sec-title{font-size:28px;line-height:1.38;font-weight:800;margin-top:16px}
.sec-sub{margin-top:12px;font-size:16px;color:var(--text-2)}

/* ---------- 徽章与标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.6}
.badge-done{background:var(--green-light);color:var(--green)}
.badge-run{background:var(--amber-light);color:var(--warning)}
.badge-wait{background:#EEF2F6;color:var(--text-2)}
.badge-info{background:var(--primary-light);color:var(--primary)}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  background:var(--primary-soft);border:1px solid #D9E9F2;color:var(--primary-dark);
  font-size:12.5px;font-weight:500;
}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:19px;top:14px;bottom:26px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--green) 0%,var(--green) 46%,var(--primary) 46%,var(--primary) 62%,var(--border) 62%,var(--border) 100%);
}
.tl-item{position:relative;padding-left:66px;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:0;top:18px;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;font-size:14px;font-weight:700;z-index:2;
  background:#fff;border:2px solid var(--border);color:var(--text-3);
}
.is-done .tl-dot{background:var(--green);border-color:var(--green);color:#fff}
.is-now .tl-dot{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 0 0 7px rgba(26,111,158,.14)}
.tl-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.tl-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:#CFE3EE}
.is-now .tl-card{border-color:#BEDDEE;box-shadow:var(--shadow-lg)}
.tl-top{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:10px}
.tl-step{font-size:12px;font-weight:700;letter-spacing:1.2px;color:var(--primary)}
.tl-title{font-size:20px;line-height:1.45;font-weight:700}
.tl-text{margin-top:10px;font-size:15px;line-height:1.8;color:var(--text-2)}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---------- 数据卡 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.metric-card{
  background:linear-gradient(180deg,#FFFFFF 0%,var(--primary-soft) 100%);
  border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease;
}
.metric-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.metric-num{font-size:36px;font-weight:800;line-height:1.1;color:var(--primary-dark);font-variant-numeric:tabular-nums}
.metric-num span{font-size:15px;font-weight:600;color:var(--text-2);margin-left:4px}
.metric-label{margin-top:12px;font-size:15px;font-weight:700;color:var(--text)}
.metric-text{margin-top:6px;font-size:14px;line-height:1.7;color:var(--text-2)}

/* ---------- 支持通道 ---------- */
.support-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.support-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.support-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:#CFE3EE}
.support-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:18px;
  background:var(--primary-light);color:var(--primary);
}
.support-card h3{font-size:18px;font-weight:700}
.support-card p{font-size:15px;line-height:1.8;color:var(--text-2);flex:1}
.support-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.text-link{color:var(--primary);font-weight:600;font-size:14px;border-bottom:1px solid rgba(26,111,158,.35);transition:color .2s ease,border-color .2s ease}
.text-link:hover{color:var(--primary-dark);border-color:var(--primary-dark)}

/* ---------- 分栏 ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-kv);overflow:hidden;box-shadow:var(--shadow)}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-kv);transition:transform .3s ease}
.split-media:hover img{transform:scale(1.02)}
.split-media .media-badge{
  position:absolute;left:20px;bottom:20px;z-index:2;
  background:rgba(255,255,255,.94);border-radius:999px;padding:8px 16px;
  font-size:13px;font-weight:700;color:var(--primary-dark);
  box-shadow:0 6px 18px rgba(20,40,70,.14);
}
.split-list{display:grid;gap:18px;margin-top:28px}
.split-item{
  display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:20px 22px;box-shadow:var(--shadow-sm);
}
.split-item .num{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  font-weight:800;font-size:16px;font-variant-numeric:tabular-nums;
  background:var(--primary-light);color:var(--primary);
}
.split-item h3{font-size:17px;font-weight:700;margin-bottom:6px}
.split-item p{font-size:14.5px;line-height:1.8;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:940px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:#BEDDEE;box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:19px 22px;text-align:left;font-size:16px;font-weight:700;color:var(--text);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-q i{color:var(--primary);font-size:14px;transition:transform .18s ease;flex:0 0 auto}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .18s ease;background:var(--primary-soft)}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ---------- CTA ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  background:linear-gradient(118deg,var(--primary-dark),var(--primary));
  border-radius:var(--radius-kv);padding:46px 48px;color:#fff;
  box-shadow:0 18px 44px rgba(15,76,102,.22);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,162,46,.32),rgba(240,162,46,0) 70%);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:26px;font-weight:800;line-height:1.4}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.86);max-width:640px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:#132734;color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand .logo{color:#fff;font-size:17px}
.footer-brand .logo-sub{color:rgba(255,255,255,.48)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px}
.footer-title{color:#fff;font-size:14px;font-weight:700;letter-spacing:.4px;margin-bottom:16px}
.footer-links a{display:block;font-size:14px;padding:6px 0;color:rgba(255,255,255,.68);transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:var(--amber)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;padding:7px 0;color:rgba(255,255,255,.68)}
.footer-contact i{color:var(--amber);margin-top:5px;font-size:13px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-title{font-size:34px}
  .split{gap:40px}
}
@media (max-width:1023px){
  .nav-toggle{display:grid}
  .nav-menu{
    position:fixed;top:0;right:0;z-index:80;
    width:288px;max-width:86vw;height:100vh;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;padding:84px 20px 28px;
    transform:translateX(105%);transition:transform .28s ease;
    box-shadow:-14px 0 34px rgba(20,40,70,.14);
    overflow-y:auto;
  }
  .nav-menu.open{transform:translateX(0)}
  .nav-link{padding:12px 14px;border-radius:12px;font-size:15px}
  .nav-link.active::after{display:none}
  .nav-close{display:grid}
  .nav-actions .btn-sm{display:none}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:64px 0}
  .hero-title{font-size:30px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:52px 0}
  .page-hero{padding:56px 0 48px}
  .hero-title{font-size:26px}
  .hero-desc{font-size:15.5px}
  .sec-title{font-size:24px;line-height:1.42}
  .sec-head{margin-bottom:32px}
  .metric-grid,.support-grid{grid-template-columns:1fr}
  .tl-item{padding-left:56px}
  .timeline::before{left:17px}
  .tl-dot{width:36px;height:36px;font-size:13px}
  .tl-card{padding:20px}
  .cta-band{padding:32px 24px;border-radius:20px}
  .cta-band h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-brand p{max-width:none}
}
@media (max-width:520px){
  .btn{width:100%;height:46px}
  .cta-actions .btn{width:100%}
  .tl-tags{gap:6px}
  .tag{font-size:12px;padding:4px 10px}
  .metric-card{padding:22px 20px}
  .support-card{padding:22px 20px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}