/* roulang page: index */
:root{
  --c-primary:#E23E22;
  --c-primary-dark:#C4321A;
  --c-primary-soft:#FDE4DC;
  --c-secondary:#0F3B2E;
  --c-secondary-2:#164C3A;
  --c-green:#1C7A55;
  --c-accent:#CDF24A;
  --c-bg:#FFF7F1;
  --c-surface:#FFFFFF;
  --c-line:#EFE3D9;
  --c-ink:#1A1512;
  --c-muted:#5A4E46;
  --c-hint:#8A7C72;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:16px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(26,21,18,.06);
  --sh-2:0 14px 32px rgba(226,62,34,.16);
  --sh-dark:0 10px 28px rgba(0,0,0,.18);
  --sec-pad:88px;
  --font-stack:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-stack);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(226,62,34,.28);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding-left:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--c-ink);}
.foundation-reset button,.button{border-radius:0;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}
/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--c-secondary);
  color:#FFFFFF;
  font-size:13px;
  line-height:36px;
  height:36px;
  overflow:hidden;
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__left{display:flex;align-items:center;gap:10px;letter-spacing:.4px;opacity:.9;}
.topbar__sep{width:1px;height:12px;background:rgba(255,255,255,.35);}
.topbar__mid{color:rgba(255,255,255,.82);}
.topbar__right{display:inline-flex;align-items:center;gap:6px;color:#FFFFFF;font-weight:600;transition:transform .22s ease,color .22s ease;}
.topbar__right i{font-size:12px;transition:transform .22s ease;}
.topbar__right:hover{color:var(--c-accent);transform:translateX(2px);}
.topbar__right:hover i{transform:translateX(2px);}
/* ============ 主导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#FFFFFF;
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(26,21,18,.08);}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:68px;
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.logo__mark{
  width:42px;height:42px;
  border-radius:13px;
  background:linear-gradient(135deg,var(--c-primary),#F28A3C);
  display:flex;align-items:center;justify-content:center;
  color:#FFFFFF;font-size:18px;
  box-shadow:0 8px 18px rgba(226,62,34,.26);
}
.logo__text{display:flex;flex-direction:column;line-height:1.25;}
.logo__name{font-size:17px;font-weight:800;letter-spacing:-.2px;color:var(--c-ink);}
.logo__sub{font-size:11px;color:var(--c-hint);letter-spacing:1.6px;font-weight:600;}
.nav-links{display:flex;align-items:center;gap:4px;flex-wrap:nowrap;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--c-muted);
  white-space:nowrap;
  border-radius:10px;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:4px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 22px;
  border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#FFFFFF;font-size:14px;font-weight:700;
  box-shadow:0 8px 18px rgba(226,62,34,.22);
  transition:transform .22s ease,background-color .22s ease,box-shadow .22s ease;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);color:#FFFFFF;}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--c-line);
  color:var(--c-ink);
  font-size:18px;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(15,59,46,.5);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:300px;max-width:86vw;
  background:#FFFFFF;
  z-index:90;
  transform:translateX(102%);
  transition:transform .3s cubic-bezier(.4,0,.2,1);
  padding:22px 20px 32px;
  overflow-y:auto;
  display:flex;flex-direction:column;gap:6px;
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer__title{font-size:16px;font-weight:800;}
.drawer__close{width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);font-size:16px;color:var(--c-muted);}
.drawer__close:hover{border-color:var(--c-primary);color:var(--c-primary);}
.drawer__link{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 14px;border-radius:12px;
  font-size:15px;color:var(--c-muted);font-weight:500;
}
.drawer__link:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.drawer__link.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:700;}
.drawer__cta{
  margin-top:16px;
  display:flex;align-items:center;justify-content:center;
  height:48px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#FFFFFF;font-weight:700;
}
.drawer__cta:hover{background:var(--c-primary-dark);color:#FFFFFF;}
/* ============ 通用 ============ */
.section{padding:var(--sec-pad) 0;}
.section--tight{padding:64px 0;}
.section--soft{background:linear-gradient(180deg,#FFF7F1 0%,#FFFDFB 100%);}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1.4px;
  color:var(--c-primary);
  background:var(--c-primary-soft);
  padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:14px;
}
.section-title{font-size:clamp(22px,3vw,32px);line-height:1.28;font-weight:700;letter-spacing:-.4px;}
.section-desc{margin-top:14px;color:var(--c-muted);font-size:15.5px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 28px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  transition:transform .22s ease,background-color .22s ease,color .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn--primary{background:var(--c-primary);color:#FFFFFF;box-shadow:0 8px 20px rgba(226,62,34,.22);}
.btn--primary:hover{background:var(--c-primary-dark);color:#FFFFFF;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--c-primary);border:1px solid var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn--ghost:active{transform:translateY(0);}
.btn--accent{background:var(--c-accent);color:var(--c-secondary);}
.btn--accent:hover{background:#DDF964;color:var(--c-secondary);transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18);}
.btn--block{width:100%;}
.btn i{font-size:13px;}
/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  background:radial-gradient(120% 90% at 85% 15%, #FFE7D6 0%, #FFF7F1 55%, #FFF7F1 100%);
  padding:72px 0 80px;
}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;}
.hero__title{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.5px;
}
.hero__title em{
  font-style:normal;
  background:linear-gradient(92deg,#E23E22,#F28A3C);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero__sub{
  margin-top:18px;
  font-size:17px;
  color:var(--c-muted);
  max-width:30em;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero__badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  background:#FFFFFF;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  font-size:12px;color:var(--c-hint);font-weight:600;
}
.badge b{font-size:15px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums;}
.hero__media{position:relative;}
.hero__img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid var(--c-line);
  box-shadow:0 20px 46px rgba(26,21,18,.12);
}
.float-card{
  position:absolute;
  left:-18px;bottom:-22px;
  background:#FFFFFF;
  border-radius:var(--r-md);
  border:1px solid var(--c-line);
  box-shadow:0 16px 36px rgba(26,21,18,.14);
  padding:16px 20px;
  min-width:186px;
}
.float-card__num{font-size:26px;font-weight:800;color:var(--c-secondary);font-variant-numeric:tabular-nums;line-height:1.2;}
.float-card__label{font-size:12px;color:var(--c-hint);font-weight:600;margin-top:2px;}
/* ============ 痛点问句 ============ */
.pain-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.pain-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:26px;
  display:flex;gap:16px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.pain-card:hover{transform:translateY(-4px);border-color:#F6C9B9;box-shadow:var(--sh-2);}
.pain-icon{
  flex:0 0 46px;height:46px;
  border-radius:14px;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;
}
.pain-card h3{font-size:17px;font-weight:700;line-height:1.5;}
.pain-card p{margin-top:6px;font-size:14px;color:var(--c-hint);line-height:1.7;}
/* ============ 方案区 ============ */
.plan-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;}
.plan-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.plan-card:hover{transform:translateY(-4px);border-color:#F6C9B9;box-shadow:var(--sh-2);}
.plan-card--main{grid-column:span 6;}
.plan-card--side{grid-column:span 3;}
.plan-card__img{width:100%;height:208px;object-fit:cover;}
.plan-card--side .plan-card__img{height:150px;}
.plan-card__body{padding:24px 26px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.plan-card__tag{
  align-self:flex-start;
  font-size:12px;font-weight:700;color:var(--c-green);
  background:#E7F5EE;
  padding:5px 12px;border-radius:var(--r-pill);
}
.plan-card__title{font-size:19px;font-weight:700;line-height:1.45;}
.plan-card__text{font-size:14.5px;color:var(--c-muted);}
.plan-list{display:flex;flex-direction:column;gap:9px;margin-top:4px;}
.plan-list li{position:relative;padding-left:20px;font-size:14px;color:var(--c-muted);}
.plan-list li::before{
  content:"";
  position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:2px;
  background:var(--c-primary);
}
.plan-banner{
  grid-column:span 12;
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  border-radius:var(--r-lg);
  display:grid;
  grid-template-columns:1.35fr .95fr;
  overflow:hidden;
  box-shadow:var(--sh-dark);
}
.plan-banner__body{padding:34px 36px;display:flex;flex-direction:column;justify-content:center;gap:14px;}
.plan-banner__body h3{font-size:21px;font-weight:700;color:#FFFFFF;line-height:1.45;}
.plan-banner__body p{font-size:14.5px;color:rgba(255,255,255,.76);}
.plan-banner__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px;}
.plan-banner__tag{
  font-size:12px;font-weight:700;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(205,242,74,.16);
  color:var(--c-accent);
  border:1px solid rgba(205,242,74,.4);
}
.plan-banner__media{position:relative;min-height:200px;}
.plan-banner__media img{width:100%;height:100%;object-fit:cover;opacity:.55;}
/* ============ 最新信息 ============ */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--c-line);
  background:#FFFFFF;
  font-size:13.5px;font-weight:600;color:var(--c-muted);
  transition:all .22s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#FFFFFF;}
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:#F6C9B9;box-shadow:var(--sh-2);}
.news-card__cover{position:relative;height:176px;overflow:hidden;background:linear-gradient(135deg,#FFE7D6,#FDE4DC);}
.news-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-card__cover img{transform:scale(1.05);}
.news-card__body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:11px;flex:1;}
.news-card__cat{
  align-self:flex-start;
  font-size:12px;font-weight:700;color:var(--c-primary);
  background:var(--c-primary-soft);
  padding:4px 12px;border-radius:var(--r-pill);
}
.news-card__title{
  font-size:17px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .22s ease;
}
.news-card:hover .news-card__title{color:var(--c-primary);}
.news-card__excerpt{
  font-size:14px;color:var(--c-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__foot{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;
  padding-top:12px;border-top:1px dashed var(--c-line);
  font-size:13px;color:var(--c-hint);
}
.news-card__more{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:700;}
.news-card__more i{transition:transform .22s ease;}
.news-card:hover .news-card__more i{transform:translateX(3px);}
.empty-state{
  grid-column:1 / -1;
  background:var(--c-surface);
  border:1px dashed var(--c-line);
  border-radius:var(--r-lg);
  padding:56px 24px;
  text-align:center;
}
.empty-state i{font-size:28px;color:var(--c-primary);}
.empty-state p{margin:14px 0 20px;color:var(--c-hint);}
.more-row{margin-top:32px;text-align:center;}
/* ============ 数据区 ============ */
.stats{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  border-radius:var(--r-lg);
  padding:52px 40px;
  box-shadow:var(--sh-dark);
}
.stats__head{text-align:center;margin-bottom:38px;}
.stats__head h2{color:#FFFFFF;font-size:clamp(22px,3vw,30px);font-weight:700;}
.stats__head p{margin-top:10px;color:rgba(255,255,255,.7);font-size:14.5px;}
.stats__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.stat{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-md);
  padding:26px 20px;
  text-align:center;
  transition:transform .24s ease,background-color .24s ease;
}
.stat:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);}
.stat__num{font-size:clamp(34px,4.4vw,48px);font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.1;}
.stat__label{margin-top:8px;font-size:13px;color:rgba(255,255,255,.78);}
/* ============ 步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;position:relative;}
.steps::before{
  content:"";
  position:absolute;left:8%;right:8%;top:22px;
  border-top:2px dashed #EBD9CC;
}
.step{position:relative;padding-top:56px;}
.step__dot{
  position:absolute;top:0;left:0;
  width:44px;height:44px;
  border-radius:50%;
  background:var(--c-primary);
  color:#FFFFFF;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;
  box-shadow:0 10px 20px rgba(226,62,34,.24);
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;font-weight:700;}
.step p{margin-top:8px;font-size:14px;color:var(--c-muted);}
/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  overflow:hidden;
  transition:background-color .24s ease,border-color .24s ease,box-shadow .24s ease;
  height:fit-content;
}
.faq-item.is-open{background:var(--c-primary-soft);border-color:#F6C9B9;box-shadow:var(--sh-1);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;
  font-size:16px;font-weight:600;color:var(--c-ink);
  text-align:left;
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{
  flex:0 0 26px;height:26px;
  border-radius:50%;
  background:#FFFFFF;
  border:1px solid var(--c-line);
  color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;
  transition:transform .26s ease,background-color .26s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--c-primary);color:#FFFFFF;border-color:var(--c-primary);}
.faq-a{max-height:0;overflow:hidden;padding:0 22px;transition:max-height .3s ease,padding .3s ease;}
.faq-item.is-open .faq-a{max-height:340px;padding:0 22px 20px;}
.faq-a p{font-size:14.5px;color:var(--c-muted);}
/* ============ 表单 ============ */
.lead{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  display:grid;
  grid-template-columns:.92fr 1.08fr;
}
.lead__aside{
  background:linear-gradient(150deg,#0F3B2E,#164C3A);
  padding:40px 36px;
  color:#FFFFFF;
  display:flex;flex-direction:column;gap:18px;
}
.lead__aside h2{font-size:24px;font-weight:700;line-height:1.4;}
.lead__aside p{font-size:14.5px;color:rgba(255,255,255,.76);}
.lead-points{display:flex;flex-direction:column;gap:12px;margin-top:2px;}
.lead-points li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.86);}
.lead-points i{color:var(--c-accent);margin-top:5px;font-size:13px;}
.lead__note{margin-top:auto;font-size:12.5px;color:rgba(255,255,255,.62);line-height:1.7;}
.lead__form{padding:40px 36px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--c-muted);margin-bottom:8px;}
.input,.select,.textarea{
  width:100%;
  min-height:48px;
  padding:12px 16px;
  border:1px solid var(--c-line);
  border-radius:14px;
  background:#FFFDFB;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.textarea{min-height:104px;resize:vertical;line-height:1.7;}
.input:focus,.select:focus,.textarea:focus{
  outline:none;
  border-color:var(--c-primary);
  background:#FFFFFF;
  box-shadow:0 0 0 4px rgba(226,62,34,.14);
}
.input::placeholder,.textarea::placeholder{color:#B8A99E;}
.select{appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238A7C72' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:42px;}
.checkbox{display:flex;align-items:flex-start;gap:10px;font-size:12.5px;color:var(--c-hint);margin:6px 0 18px;line-height:1.7;}
.checkbox input{width:16px;height:16px;margin-top:4px;accent-color:var(--c-primary);flex:0 0 16px;}
/* ============ 页脚 ============ */
.site-footer{background:var(--c-secondary);color:#FFFFFF;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:32px;padding-bottom:46px;}
.footer-brand__logo{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand__logo .logo__mark{box-shadow:none;}
.footer-brand__name{font-size:16px;font-weight:800;}
.footer-brand__sub{font-size:11px;letter-spacing:1.6px;color:rgba(255,255,255,.6);font-weight:600;}
.footer-brand p{font-size:13.5px;color:rgba(255,255,255,.66);max-width:26em;}
.footer-col h4{font-size:14px;font-weight:700;color:#FFFFFF;margin-bottom:16px;letter-spacing:.5px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:13.5px;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--c-accent);text-decoration:underline;}
.footer-tips{display:flex;flex-direction:column;gap:11px;font-size:13px;color:rgba(255,255,255,.66);}
.footer-tips span{display:flex;gap:9px;align-items:flex-start;}
.footer-tips i{color:var(--c-accent);margin-top:6px;font-size:11px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.13);
  padding:20px 0;
  display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--c-accent);text-decoration:underline;}
/* ============ 浮动按钮与弹层 ============ */
.float-cta{
  position:fixed;
  right:22px;bottom:26px;
  z-index:70;
  display:inline-flex;align-items:center;gap:9px;
  height:50px;padding:0 24px;
  border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#FFFFFF;font-size:14.5px;font-weight:700;
  box-shadow:0 14px 30px rgba(226,62,34,.34);
  transition:transform .22s ease,background-color .22s ease;
}
.float-cta:hover{background:var(--c-primary-dark);color:#FFFFFF;transform:translateY(-2px);}
.lead-modal{
  position:fixed;inset:0;z-index:100;
  display:flex;align-items:center;justify-content:center;
  padding:20px;
  background:rgba(15,59,46,.55);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
}
.lead-modal.is-open{opacity:1;visibility:visible;}
.lead-modal__dialog{
  width:480px;max-width:100%;
  max-height:90vh;overflow-y:auto;
  background:#FFFFFF;
  border-radius:var(--r-lg);
  padding:30px 28px;
  box-shadow:0 24px 60px rgba(0,0,0,.28);
  transform:translateY(12px);
  transition:transform .28s ease;
}
.lead-modal.is-open .lead-modal__dialog{transform:translateY(0);}
.lead-modal__head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:18px;}
.lead-modal__head h3{font-size:19px;font-weight:800;line-height:1.45;}
.lead-modal__head p{margin-top:6px;font-size:13.5px;color:var(--c-hint);}
.lead-modal__close{
  flex:0 0 36px;height:36px;border-radius:50%;
  border:1px solid var(--c-line);color:var(--c-muted);
}
.lead-modal__close:hover{border-color:var(--c-primary);color:var(--c-primary);}
/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sec-pad:64px;}
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .nav-cta{display:none;}
  .hero__grid{grid-template-columns:1fr;gap:40px;}
  .hero__media{order:-1;}
  .float-card{left:14px;bottom:-18px;}
  .plan-card--main,.plan-card--side{grid-column:span 12;}
  .plan-banner{grid-template-columns:1fr;}
  .plan-banner__media{min-height:170px;order:-1;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats__grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px;}
  .steps::before{display:none;}
  .faq-grid{grid-template-columns:1fr;}
  .lead{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;}
}
@media (max-width:768px){
  :root{--sec-pad:56px;}
  .topbar__mid{display:none;}
  .pain-grid{grid-template-columns:1fr;}
  .plan-card__img{height:190px;}
  .section-head{margin-bottom:26px;}
  .lead__aside,.lead__form{padding:30px 24px;}
  .float-cta{right:16px;bottom:18px;height:46px;padding:0 20px;font-size:13.5px;}
}
@media (max-width:520px){
  .logo__sub{display:none;}
  .hero{padding:52px 0 62px;}
  .hero__actions .btn{width:100%;}
  .hero__badges{gap:10px;}
  .badge{padding:7px 13px;}
  .news-grid{grid-template-columns:1fr;}
  .stats{padding:36px 22px;}
  .stats__grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --c-primary:#E23E22;
  --c-primary-dark:#C4321A;
  --c-primary-soft:#FDE4DC;
  --c-secondary:#0F3B2E;
  --c-secondary-2:#164C3A;
  --c-green:#1C7A55;
  --c-accent:#CDF24A;
  --c-bg:#FFF7F1;
  --c-surface:#FFFFFF;
  --c-line:#EFE3D9;
  --c-ink:#1A1512;
  --c-ink-2:#5A4E46;
  --c-ink-3:#8A7C72;
  --r-xl:24px;
  --r-lg:18px;
  --r-md:14px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(26,21,18,.06);
  --sh-2:0 14px 32px rgba(226,62,34,.16);
  --sh-dark:0 14px 32px rgba(0,0,0,.18);
  --font-base:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --sec-pad:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-base);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(226,62,34,.28);
  outline-offset:2px;
}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
input,select,textarea{font-family:inherit;font-size:15px;}
table{border-collapse:collapse;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--c-secondary);
  color:#FFFFFF;
  font-size:13px;
  line-height:1;
}
.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:36px;
  padding:9px 0;
}
.topbar__domain{color:rgba(255,255,255,.82);letter-spacing:.02em;}
.topbar__hint{color:var(--c-accent);font-weight:600;letter-spacing:.04em;}
.topbar__action{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:#FFFFFF;
  font-weight:600;
  transition:color .2s ease,transform .2s ease;
}
.topbar__action i{font-size:11px;transition:transform .2s ease;}
.topbar__action:hover{color:var(--c-accent);transform:translateX(2px);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:70;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(26,21,18,.08);}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:26px;
  min-height:68px;
}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo__mark{
  width:42px;height:42px;
  border-radius:13px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#E23E22,#F28A3C);
  color:#fff;font-size:18px;
  box-shadow:0 6px 16px rgba(226,62,34,.28);
}
.logo__text{display:flex;flex-direction:column;line-height:1.15;}
.logo__name{font-size:18px;font-weight:800;letter-spacing:-.3px;}
.logo__sub{font-size:11px;color:var(--c-ink-3);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;
  padding:10px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--c-ink-2);
  border-radius:var(--r-pill);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  height:44px;padding:0 22px;
  border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 6px 16px rgba(226,62,34,.22);
  transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--c-line);
  border-radius:12px;
  background:#fff;
  color:var(--c-ink);
  font-size:17px;
  align-items:center;justify-content:center;
}
.nav-overlay{
  position:fixed;inset:0;
  background:rgba(15,59,46,.5);
  opacity:0;visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;
  z-index:65;
}
.nav-overlay.is-open{opacity:1;visibility:visible;}

/* ---------- 通用按钮 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(226,62,34,.22);}
.btn--primary:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-soft);transform:translateY(-2px);}
.btn--ghost:active{transform:translateY(0);}
.btn--accent{background:var(--c-accent);color:var(--c-secondary);box-shadow:0 8px 20px rgba(0,0,0,.18);}
.btn--accent:hover{background:#DDFB6E;transform:translateY(-2px);}
.btn--ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.42);}
.btn--ghost-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.btn--block{width:100%;}
.chip{
  display:inline-flex;align-items:center;
  height:30px;padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--c-primary-soft);
  color:var(--c-primary-dark);
  font-size:12px;font-weight:700;letter-spacing:.04em;
}
.chip--soft{background:#F6EFE9;color:var(--c-ink-2);}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--c-ink-3);
  padding-top:20px;
}
.crumbs a{color:var(--c-ink-2);}
.crumbs a:hover{color:var(--c-primary);}
.crumbs .sep{color:#C9B8AC;}
.crumbs .current{color:var(--c-ink-3);}

/* ---------- 文章头部 ---------- */
.article-hero{
  background:radial-gradient(120% 90% at 85% 10%, #FFE7D6 0%, #FFF7F1 55%, #FFF7F1 100%);
  padding-bottom:44px;
}
.article-hero__head{
  max-width:840px;
  margin:26px 0 0;
}
.article-hero h1{
  margin:16px 0 0;
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.5px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  margin-top:18px;
  font-size:13px;
  color:var(--c-ink-3);
}
.meta-row span{display:inline-flex;align-items:center;gap:6px;}
.meta-row i{font-size:12px;color:var(--c-primary);}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#DCCBBF;}
.cover{
  margin-top:32px;
  border-radius:var(--r-xl);
  overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  background:linear-gradient(135deg,#FFE7D6,#FFF7F1);
}
.cover img{width:100%;height:clamp(220px,38vw,420px);object-fit:cover;}

/* ---------- 正文布局 ---------- */
.article-main{padding:56px 0 var(--sec-pad);}
.article-col{max-width:800px;}
.article-body{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  padding:clamp(22px,3.4vw,44px);
  box-shadow:var(--sh-1);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  overflow-wrap:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  display:block;
  font-size:clamp(20px,2.4vw,26px);
  line-height:1.38;
  font-weight:700;
  margin:1.9em 0 .75em;
  padding-left:14px;
  border-left:4px solid var(--c-primary);
}
.article-body h3{
  font-size:19px;
  line-height:1.45;
  font-weight:600;
  margin:1.6em 0 .6em;
}
.article-body h4{font-size:17px;font-weight:600;margin:1.4em 0 .5em;}
.article-body ul{margin:0 0 1.2em;padding:0;}
.article-body ul > li{position:relative;padding-left:26px;margin-bottom:.55em;}
.article-body ul > li::before{
  content:"";
  position:absolute;left:6px;top:.72em;
  width:8px;height:8px;border-radius:2px;
  background:var(--c-primary);
}
.article-body ol{margin:0 0 1.2em;padding-left:1.4em;list-style:decimal;}
.article-body ol > li{margin-bottom:.5em;padding-left:4px;}
.article-body blockquote{
  margin:1.6em 0;
  padding:18px 22px;
  background:var(--c-primary-soft);
  border-left:4px solid var(--c-primary);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  width:auto;max-width:100%;height:auto;
  margin:1.6em auto;
  border-radius:16px;
  border:1px solid var(--c-line);
}
.article-body figure{margin:1.6em 0;}
.article-body figure img{margin:0 auto;}
.article-body figcaption{
  margin-top:10px;
  font-size:13px;
  line-height:1.7;
  color:var(--c-ink-3);
  text-align:center;
}
.article-body table{
  width:100%;
  margin:1.6em 0;
  font-size:15px;
  border:1px solid var(--c-line);
  border-radius:16px;
  overflow:hidden;
}
.article-body thead th{
  background:var(--c-secondary);
  color:#fff;
  font-weight:600;
  text-align:left;
  padding:12px 16px;
}
.article-body tbody td{
  padding:12px 16px;
  border-top:1px solid var(--c-line);
}
.article-body tbody tr:nth-child(even) td{background:#FFFBF7;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-primary-dark);}
.article-body strong{font-weight:700;}
.article-body hr{border:0;border-top:1px dashed var(--c-line);margin:2em 0;}

/* ---------- 侧栏 ---------- */
.article-aside{margin-top:32px;}
.aside-stack{display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--sh-1);
}
.side-card__title{
  font-size:16px;
  font-weight:700;
  margin:0 0 14px;
}
.side-card__kicker{
  font-size:12px;
  font-weight:700;
  letter-spacing:.16em;
  color:var(--c-accent);
  margin-bottom:8px;
}
.side-card--tip{background:#FFFDFA;}
.tip-list li{
  display:flex;gap:10px;
  font-size:14px;line-height:1.7;color:var(--c-ink-2);
  padding:8px 0;
  border-bottom:1px dashed var(--c-line);
}
.tip-list li:last-child{border-bottom:0;padding-bottom:0;}
.tip-list li span{
  flex:0 0 auto;
  width:20px;height:20px;border-radius:50%;
  background:var(--c-primary-soft);
  color:var(--c-primary-dark);
  font-size:11px;font-weight:800;
  display:inline-flex;align-items:center;justify-content:center;
  margin-top:4px;
}
.side-links{display:flex;flex-direction:column;gap:4px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;
  padding:11px 12px;
  border-radius:var(--r-md);
  font-size:14px;font-weight:600;
  color:var(--c-ink-2);
}
.side-links a i{font-size:11px;color:var(--c-ink-3);transition:transform .2s ease,color .2s ease;}
.side-links a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.side-links a:hover i{color:var(--c-primary);transform:translateX(3px);}
.side-card--cta{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  border-color:transparent;
  color:#fff;
  box-shadow:var(--sh-dark);
}
.side-card--cta h2{
  font-size:19px;font-weight:700;color:#fff;margin-bottom:8px;line-height:1.4;
}
.side-card--cta p{font-size:14px;color:rgba(255,255,255,.76);margin-bottom:16px;}
.side-card--cta .btn{width:100%;}
@media (min-width:1024px){
  .article-aside{margin-top:0;}
  .aside-stack{position:sticky;top:96px;}
}

/* ---------- 空态 ---------- */
.empty-state{
  background:var(--c-surface);
  border:1px dashed #E3CFC2;
  border-radius:var(--r-xl);
  padding:56px 28px;
  text-align:center;
  box-shadow:var(--sh-1);
}
.empty-state i{font-size:30px;color:var(--c-primary);}
.empty-state h2{font-size:22px;font-weight:700;margin:16px 0 8px;}
.empty-state p{color:var(--c-ink-2);font-size:15px;margin-bottom:22px;}

/* ---------- 返回 / 相关推荐 ---------- */
.back-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:14px;
  margin-top:28px;
  padding:18px 22px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
}
.back-bar span{font-size:14px;color:var(--c-ink-2);}
.back-bar a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:700;color:var(--c-primary);
}
.back-bar a:hover{color:var(--c-primary-dark);}
.related{padding:0 0 var(--sec-pad);}
.section-head{margin-bottom:32px;}
.section-head h2{
  font-size:clamp(22px,3vw,32px);
  line-height:1.28;
  font-weight:700;
}
.section-head p{margin-top:10px;color:var(--c-ink-2);font-size:15px;}
.post-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:576px){.post-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr);}}
.post-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:#F6C9B4;box-shadow:var(--sh-2);}
.post-card__media{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FFE7D6,#FFF7F1);}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.post-card:hover .post-card__media img{transform:scale(1.04);}
.post-card__body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-card h3{
  font-size:17px;
  line-height:1.5;
  font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card:hover h3{color:var(--c-primary);}
.post-card p{
  font-size:14px;line-height:1.7;color:var(--c-ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__foot{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;
  padding-top:8px;
  font-size:13px;color:var(--c-ink-3);
}
.post-card__foot .arrow{
  width:30px;height:30px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;
}

/* ---------- CTA 条 ---------- */
.cta-bar{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  color:#fff;
  padding:64px 0;
}
.cta-bar__inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:26px;
}
.cta-bar h2{font-size:clamp(22px,3vw,30px);font-weight:700;color:#fff;line-height:1.3;}
.cta-bar p{margin-top:10px;color:rgba(255,255,255,.78);font-size:15px;}
.cta-bar__actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-secondary);
  color:#fff;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:34px;
  padding-bottom:44px;
}
@media (min-width:576px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;}}
.footer-brand__logo{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand__name{font-size:17px;font-weight:800;}
.footer-brand__sub{font-size:11px;color:var(--c-accent);letter-spacing:.14em;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:340px;}
.footer-col h4{
  font-size:15px;font-weight:700;color:#fff;
  margin-bottom:16px;
  padding-bottom:12px;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a,
.footer-tips span{
  font-size:14px;
  color:rgba(255,255,255,.74);
  line-height:1.7;
}
.footer-links a:hover{color:var(--c-accent);text-decoration:underline;text-underline-offset:3px;}
.footer-tips{display:flex;flex-direction:column;gap:12px;}
.footer-tips span{display:flex;gap:9px;align-items:flex-start;}
.footer-tips i{font-size:5px;color:var(--c-accent);margin-top:9px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:12px;
  padding:20px 0;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ---------- 浮动按钮与弹层 ---------- */
.float-cta{
  position:fixed;
  right:22px;bottom:22px;
  z-index:80;
  display:inline-flex;align-items:center;gap:9px;
  height:50px;padding:0 24px;
  border:0;border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 12px 28px rgba(226,62,34,.34);
  transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.float-cta:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.float-cta:active{transform:translateY(0);}
.lead-modal{
  position:fixed;inset:0;
  z-index:90;
  display:none;
  align-items:center;justify-content:center;
  padding:20px;
  background:rgba(15,59,46,.55);
}
.lead-modal.is-open{display:flex;}
.lead-modal__panel{
  position:relative;
  width:100%;max-width:480px;
  max-height:90vh;overflow-y:auto;
  background:#fff;
  border-radius:var(--r-xl);
  padding:30px 28px;
  box-shadow:0 24px 60px rgba(0,0,0,.28);
}
.lead-modal__panel h2{font-size:22px;font-weight:700;}
.lead-modal__sub{font-size:14px;color:var(--c-ink-2);margin:8px 0 20px;}
.lead-modal__close{
  position:absolute;top:16px;right:16px;
  width:36px;height:36px;
  border:1px solid var(--c-line);border-radius:50%;
  background:#fff;color:var(--c-ink-2);
  display:inline-flex;align-items:center;justify-content:center;
}
.lead-modal__close:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.modal-form{display:flex;flex-direction:column;gap:8px;}
.modal-form label{font-size:13px;font-weight:600;color:var(--c-ink-2);margin-top:6px;}
.modal-form input[type="tel"],
.modal-form input[type="text"],
.modal-form select,
.modal-form textarea{
  width:100%;
  min-height:48px;
  padding:12px 14px;
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  background:#FFFDFA;
  color:var(--c-ink);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.modal-form textarea{min-height:88px;resize:vertical;line-height:1.7;}
.modal-form input:focus,
.modal-form select:focus,
.modal-form textarea:focus{
  outline:none;
  border-color:var(--c-primary);
  background:#fff;
  box-shadow:0 0 0 4px rgba(226,62,34,.14);
}
.check{display:flex;align-items:flex-start;gap:9px;font-size:12px;color:var(--c-ink-3);line-height:1.7;margin-top:10px;}
.check input{margin-top:5px;}
.modal-form .btn{margin-top:16px;}
.form-note{font-size:12px;color:var(--c-ink-3);margin-top:12px;text-align:center;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--sec-pad:64px;}
  .nav-links{
    position:fixed;
    top:0;right:0;bottom:0;
    width:min(320px,86vw);
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    padding:88px 20px 28px;
    background:#fff;
    box-shadow:-16px 0 40px rgba(15,59,46,.18);
    transform:translateX(100%);
    transition:transform .32s ease;
    z-index:68;
    overflow-y:auto;
  }
  .nav-links.is-open{transform:translateX(0);}
  .nav-link{padding:14px 16px;font-size:16px;}
  .nav-link::after{left:16px;right:auto;width:22px;bottom:10px;}
  .nav-toggle{display:inline-flex;}
  .nav-wrap{gap:14px;}
  .nav-cta{margin-left:auto;}
}
@media (max-width:768px){
  :root{--sec-pad:56px;}
  .topbar__hint{display:none;}
  .article-main{padding-top:40px;}
  .cta-bar{padding:52px 0;}
  .cta-bar__actions{width:100%;}
  .cta-bar__actions .btn{flex:1 1 auto;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .nav-cta{display:none;}
  .logo__name{font-size:16px;}
  .article-body{border-radius:var(--r-lg);}
  .float-cta{right:14px;bottom:14px;height:46px;padding:0 18px;font-size:14px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --c-primary:#E23E22;
  --c-primary-dark:#C4321A;
  --c-primary-soft:#FDE4DC;
  --c-secondary:#0F3B2E;
  --c-secondary-2:#164C3A;
  --c-green:#1C7A55;
  --c-accent:#CDF24A;
  --c-bg:#FFF7F1;
  --c-surface:#FFFFFF;
  --c-line:#EFE3D9;
  --c-ink:#1A1512;
  --c-ink-2:#5A4E46;
  --c-ink-3:#8A7C72;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(26,21,18,.06);
  --sh-2:0 14px 32px rgba(226,62,34,.16);
  --sh-dark:0 12px 28px rgba(0,0,0,.18);
  --sec-pad:88px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-.2px;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(226,62,34,.28);border-radius:6px;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-secondary);color:#fff;font-size:13px;line-height:36px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__left{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.82);}
.topbar__left .dot{color:rgba(255,255,255,.38);}
.topbar__mid{color:rgba(255,255,255,.7);}
.topbar__right{display:inline-flex;align-items:center;gap:6px;color:#fff;transition:color .2s ease,transform .2s ease;}
.topbar__right:hover{color:var(--c-accent);transform:translateX(2px);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(26,21,18,.08);}
.nav-wrap{display:flex;align-items:center;gap:24px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo__mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--c-primary),#F28A3C);
  color:#fff;font-size:18px;box-shadow:0 6px 14px rgba(226,62,34,.24);
}
.logo__text{display:flex;flex-direction:column;line-height:1.15;}
.logo__name{font-weight:800;font-size:17px;color:var(--c-ink);}
.logo__sub{font-size:11px;color:var(--c-ink-3);letter-spacing:.4px;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;padding:8px 12px;font-size:15px;color:var(--c-ink-2);
  border-radius:10px;transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-primary);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary);background:#FFF3ED;}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  flex:0 0 auto;display:inline-flex;align-items:center;height:42px;padding:0 22px;
  border-radius:var(--r-pill);background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-ink);font-size:18px;cursor:pointer;transition:background .2s ease;
}
.nav-toggle:hover{background:#FFF3ED;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,59,46,.5);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:290px;max-width:86vw;background:#fff;
  z-index:80;transform:translateX(102%);transition:transform .3s cubic-bezier(.4,0,.2,1);
  padding:22px 20px;overflow-y:auto;box-shadow:-12px 0 32px rgba(0,0,0,.16);
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer__title{font-weight:800;font-size:16px;}
.drawer__close{width:38px;height:38px;border-radius:11px;border:1px solid var(--c-line);background:#fff;cursor:pointer;}
.drawer__links{display:flex;flex-direction:column;gap:6px;}
.drawer__links a{padding:12px 14px;border-radius:12px;color:var(--c-ink-2);font-size:15px;}
.drawer__links a:hover{background:#FFF3ED;color:var(--c-primary);}
.drawer__links a.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600;}
.drawer__cta{
  margin-top:20px;display:block;text-align:center;height:48px;line-height:48px;
  border-radius:var(--r-pill);background:var(--c-primary);color:#fff;font-weight:600;
}

/* ---------- 面包屑 ---------- */
.crumb{font-size:14px;color:var(--c-ink-3);padding:18px 0 0;}
.crumb a{color:var(--c-ink-2);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{margin:0 8px;color:#C9B7AA;}
.crumb .now{color:var(--c-ink);}

/* ---------- 半高 Hero ---------- */
.hero-sub{
  position:relative;overflow:hidden;
  background:radial-gradient(120% 90% at 85% 15%, #FFE7D6 0%, #FFF7F1 55%, #FFF7F1 100%);
  border-bottom:1px solid var(--c-line);
}
.hero-sub__inner{
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);
  gap:36px;align-items:center;padding:44px 0 52px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--c-primary);background:#fff;border:1px solid var(--c-primary-soft);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:16px;
}
.hero-sub h1{font-size:clamp(26px,3.4vw,38px);line-height:1.25;font-weight:800;}
.hero-sub h1 em{
  font-style:normal;
  background:linear-gradient(92deg,#E23E22,#F28A3C);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub__lead{margin-top:14px;color:var(--c-ink-2);font-size:16px;max-width:560px;}
.hero-sub__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);font-size:15px;font-weight:600;
  cursor:pointer;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-soft);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-accent{background:var(--c-accent);color:var(--c-secondary);}
.btn-accent:hover{background:#DDFB6E;transform:translateY(-2px);box-shadow:0 14px 32px rgba(0,0,0,.22);}
.btn--block{width:100%;}
.hero-sub__media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-1);}
.hero-sub__media img{width:100%;height:230px;object-fit:cover;}
.hero-sub__tag{
  position:absolute;left:14px;bottom:14px;background:#fff;border-radius:var(--r-sm);
  padding:10px 14px;box-shadow:var(--sh-1);display:flex;align-items:center;gap:10px;
}
.hero-sub__tag strong{font-size:18px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums;}
.hero-sub__tag span{font-size:12px;color:var(--c-ink-3);}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec-pad) 0;}
.section--tight{padding:64px 0;}
.section--soft{background:#FFFDFA;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section-head{max-width:720px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,3vw,32px);line-height:1.28;font-weight:700;}
.section-head p{margin-top:12px;color:var(--c-ink-2);font-size:15.5px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- 表格 ---------- */
.table-shell{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.table-scroll{overflow-x:auto;}
table.fit{width:100%;min-width:760px;border-collapse:collapse;font-size:15px;}
table.fit thead th{
  background:var(--c-secondary);color:#fff;text-align:left;font-weight:600;
  padding:16px 18px;font-size:14.5px;white-space:nowrap;
}
table.fit tbody td{padding:16px 18px;border-top:1px solid var(--c-line);color:var(--c-ink-2);vertical-align:top;}
table.fit tbody tr:nth-child(even){background:#FFFBF7;}
table.fit tbody td:first-child{color:var(--c-ink);font-weight:600;}
.tag-ok{display:inline-block;padding:3px 10px;border-radius:var(--r-pill);background:#E9F7EF;color:var(--c-green);font-size:12px;font-weight:700;}
.tag-warn{display:inline-block;padding:3px 10px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);font-size:12px;font-weight:700;}
.table-note{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
.table-note span{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-pill);padding:8px 16px;font-size:13.5px;color:var(--c-ink-2);
}
.table-note i{color:var(--c-primary);}

/* ---------- 设备卡片 ---------- */
.device-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.device-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.device-card:hover{transform:translateY(-4px);border-color:#F5C9B8;box-shadow:var(--sh-2);}
.device-card__pic{height:170px;overflow:hidden;background:linear-gradient(135deg,#FFD9C4,#FFF1E7);}
.device-card__pic img{width:100%;height:100%;object-fit:cover;}
.device-card__body{padding:26px;}
.device-card h3{font-size:20px;font-weight:600;margin-bottom:10px;}
.device-card p{font-size:15px;color:var(--c-ink-2);}
.spec-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.spec{
  display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:var(--r-pill);
  background:#FFF3ED;border:1px solid #FADFD4;font-size:12.5px;font-weight:700;color:var(--c-primary-dark);
  font-variant-numeric:tabular-nums;
}
.spec i{font-size:11px;}

/* ---------- 图文板块 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:40px;align-items:center;}
.split__media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-1);}
.split__media img{width:100%;height:330px;object-fit:cover;}
.check-list{display:grid;gap:14px;margin-top:22px;}
.check-list li{
  display:flex;gap:14px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:16px 18px;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.check-list li:hover{border-color:#F5C9B8;box-shadow:var(--sh-1);transform:translateY(-2px);}
.check-list i{color:var(--c-green);margin-top:4px;}
.check-list strong{display:block;font-size:15.5px;font-weight:600;}
.check-list span{font-size:14px;color:var(--c-ink-2);line-height:1.7;}

/* ---------- 深色数据条 ---------- */
.stats-band{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);color:#fff;border-radius:var(--r-lg);
  padding:36px 30px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
  box-shadow:var(--sh-dark);
}
.stat{text-align:left;}
.stat strong{display:block;font-size:clamp(30px,4vw,44px);font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.1;}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:rgba(255,255,255,.78);}

/* ---------- FAQ ---------- */
.faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start;}
.faq details{
  background:#fff;border:1px solid var(--c-line);border-radius:16px;overflow:hidden;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.faq details[open]{background:var(--c-primary-soft);border-color:#F5C9B8;box-shadow:var(--sh-1);}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 20px;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:14px;color:var(--c-ink);
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary .chev{flex:0 0 auto;font-size:13px;color:var(--c-primary);transition:transform .25s ease;}
.faq details[open] summary .chev{transform:rotate(180deg);}
.faq__body{padding:0 20px 20px;font-size:14.5px;color:var(--c-ink-2);line-height:1.8;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);border-radius:var(--r-lg);
  padding:44px 40px;color:#fff;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:26px;box-shadow:var(--sh-dark);
}
.cta-band h2{font-size:clamp(20px,2.6vw,28px);font-weight:700;color:#fff;}
.cta-band p{margin-top:10px;color:rgba(255,255,255,.78);font-size:15px;max-width:560px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-secondary);color:#fff;padding:60px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.footer-brand__logo{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand__name{font-weight:800;font-size:17px;}
.footer-brand__sub{font-size:11.5px;color:rgba(255,255,255,.66);letter-spacing:.4px;}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.8;max-width:320px;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:#fff;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.74);transition:color .2s ease,text-decoration-color .2s ease;}
.footer-links a:hover{color:var(--c-accent);text-decoration:underline;}
.footer-tips{display:flex;flex-direction:column;gap:12px;}
.footer-tips span{display:flex;gap:10px;font-size:13.5px;color:rgba(255,255,255,.74);line-height:1.7;}
.footer-tips i{font-size:6px;margin-top:9px;color:var(--c-accent);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:18px 0 26px;display:flex;
  flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 浮动按钮与弹层 ---------- */
.float-cta{
  position:fixed;right:22px;bottom:24px;z-index:65;display:inline-flex;align-items:center;gap:8px;
  height:50px;padding:0 24px;border-radius:var(--r-pill);background:var(--c-primary);color:#fff;
  font-size:15px;font-weight:600;box-shadow:0 12px 28px rgba(226,62,34,.34);
  transition:background .2s ease,transform .2s ease;
}
.float-cta:hover{background:var(--c-primary-dark);transform:translateY(-2px);}
.float-cta:active{transform:translateY(0);}
.reveal.lead-modal{border-radius:var(--r-lg);padding:30px;border:none;box-shadow:0 24px 60px rgba(0,0,0,.22);max-width:480px;}
.lead-modal h3{font-size:20px;font-weight:700;margin-bottom:8px;}
.lead-modal p.lead-hint{font-size:14px;color:var(--c-ink-2);margin-bottom:20px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:7px;color:var(--c-ink-2);}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:#FFFDFA;color:var(--c-ink);transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;padding:12px 14px;line-height:1.7;resize:vertical;}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#8A7C72 50%),linear-gradient(135deg,#8A7C72 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(226,62,34,.14);
}
.checkline{display:flex;gap:10px;align-items:flex-start;font-size:12.5px;color:var(--c-ink-3);line-height:1.6;margin:6px 0 16px;}
.checkline input{width:16px;height:16px;margin-top:3px;accent-color:var(--c-primary);}
.close-button{color:var(--c-ink-3);}
.close-button:hover{color:var(--c-primary);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  :root{--sec-pad:64px;}
  .nav-links{gap:2px;}
  .nav-link{padding:8px 9px;font-size:14px;}
  .hero-sub__inner{grid-template-columns:1fr;gap:26px;padding:34px 0 42px;}
  .hero-sub__media img{height:210px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split__media img{height:260px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
  .stats-band{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media screen and (max-width:900px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:grid;place-items:center;margin-left:auto;}
  .device-grid{grid-template-columns:1fr;}
  .faq{grid-template-columns:1fr;}
}
@media screen and (max-width:576px){
  :root{--sec-pad:56px;}
  .topbar__mid{display:none;}
  .topbar{font-size:12.5px;}
  .hero-sub h1{font-size:26px;}
  .hero-sub__actions .btn{width:100%;}
  .hero-sub__tag{left:10px;bottom:10px;padding:8px 12px;}
  .section--tight{padding:48px 0;}
  .devices-grid,.stats-band{grid-template-columns:1fr;}
  .stats-band{grid-template-columns:1fr;gap:20px;padding:28px 22px;}
  .device-card__body{padding:20px;}
  .cta-band{padding:32px 22px;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .float-cta{right:14px;bottom:16px;height:46px;padding:0 18px;font-size:14px;}
  .reveal.lead-modal{padding:22px;}
  .hero-sub__media img{height:180px;}
  .split__media img{height:200px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#E23E22;
  --c-primary-dark:#C4321A;
  --c-primary-soft:#FDE4DC;
  --c-secondary:#0F3B2E;
  --c-secondary-2:#164C3A;
  --c-green:#1C7A55;
  --c-accent:#CDF24A;
  --c-bg:#FFF7F1;
  --c-surface:#FFFFFF;
  --c-line:#EFE3D9;
  --c-ink:#1A1512;
  --c-ink-2:#5A4E46;
  --c-ink-3:#8A7C72;
  --r-xl:24px;
  --r-md:18px;
  --r-sm:14px;
  --sh-1:0 6px 18px rgba(26,21,18,.06);
  --sh-2:0 14px 32px rgba(226,62,34,.16);
  --sec-pad:88px;
  --container:1200px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--c-primary);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(226,62,34,.28);border-radius:8px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--c-secondary);
  color:#fff;
  font-size:13px;
  line-height:36px;
}
.topbar__inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:36px;
}
.topbar__left{opacity:.82;letter-spacing:.3px;}
.topbar__mid{
  flex:1;
  text-align:center;
  opacity:.82;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar__link{
  color:#fff;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:600;
  transition:color .22s ease,transform .22s ease;
}
.topbar__link i{font-size:11px;}
.topbar__link:hover{color:var(--c-accent);transform:translateX(2px);}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#fff;
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(26,21,18,.08);}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:68px;
}
.logo{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.logo__mark{
  width:42px;
  height:42px;
  border-radius:13px;
  background:linear-gradient(135deg,var(--c-primary),#F28A3C);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:19px;
  box-shadow:0 6px 16px rgba(226,62,34,.28);
}
.logo__text{display:flex;flex-direction:column;line-height:1.2;}
.logo__name{font-size:17px;font-weight:800;letter-spacing:.4px;color:var(--c-ink);}
.logo__sub{font-size:11px;color:var(--c-ink-3);letter-spacing:1.4px;}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:22px 12px;
  font-size:15px;
  color:var(--c-ink-2);
  font-weight:500;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:14px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .24s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:42px;
  padding:0 22px;
  border-radius:999px;
  background:var(--c-primary);
  color:#fff;
  font-size:14px;
  font-weight:700;
  box-shadow:0 6px 18px rgba(226,62,34,.24);
  transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
}
.nav-cta:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(226,62,34,.3);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--c-line);
  color:var(--c-ink);
  font-size:18px;
  align-items:center;
  justify-content:center;
}

/* ============ 分类页 Hero ============ */
.cat-hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 60px;
  background:radial-gradient(120% 90% at 85% 15%, #FFE7D6 0%, #FFF7F1 55%, #FFF7F1 100%);
  border-bottom:1px solid var(--c-line);
}
.cat-hero__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.13;
  pointer-events:none;
}
.cat-hero__inner{position:relative;z-index:2;max-width:840px;}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--c-ink-3);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--c-ink-3);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .current{color:var(--c-ink-2);font-weight:600;}
.cat-hero h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.5px;
}
.cat-hero h1 em{
  font-style:normal;
  background:linear-gradient(92deg,#E23E22,#F28A3C);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.cat-hero__sub{
  margin-top:16px;
  font-size:17px;
  color:var(--c-ink-2);
  max-width:640px;
}
.cat-hero__badges{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:34px;
  padding:0 16px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-ink-2);
  box-shadow:var(--sh-1);
}
.badge-pill i{color:var(--c-primary);font-size:12px;}
.badge-pill b{font-variant-numeric:tabular-nums;font-weight:800;color:var(--c-ink);}

/* ============ 通用板块 ============ */
.section{padding:var(--sec-pad) 0;}
.section--tight{padding:64px 0;}
.section--alt{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section-head{max-width:720px;margin-bottom:32px;}
.section-head .eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:1px;
  color:var(--c-primary);
  background:var(--c-primary-soft);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:14px;
}
.section-head h2{
  font-size:clamp(22px,3vw,32px);
  line-height:1.28;
  font-weight:700;
  letter-spacing:-.3px;
}
.section-head p{margin-top:14px;color:var(--c-ink-2);font-size:16px;}

/* ============ 时间轴布局 ============ */
.steps-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:32px;
  align-items:start;
}
.timeline{position:relative;}
.timeline::before{
  content:"";
  position:absolute;
  left:23px;
  top:12px;
  bottom:36px;
  border-left:2px dashed #F3C6B6;
}
.tl-item{
  position:relative;
  padding-left:72px;
  padding-bottom:26px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-num{
  position:absolute;
  left:0;
  top:2px;
  width:48px;
  height:48px;
  border-radius:16px;
  background:linear-gradient(135deg,var(--c-primary),#F2823C);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  box-shadow:0 8px 20px rgba(226,62,34,.26);
  z-index:2;
}
.tl-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  padding:26px 28px;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#F6CDBC;}
.tl-card h3{
  font-size:20px;
  line-height:1.4;
  font-weight:700;
  margin-bottom:10px;
}
.tl-card p{color:var(--c-ink-2);font-size:15.5px;}
.tl-tip{
  display:inline-flex;
  align-items:flex-start;
  gap:8px;
  margin-top:16px;
  padding:10px 14px;
  border-radius:12px;
  background:#F7FAF3;
  border-left:4px solid var(--c-green);
  font-size:14px;
  color:var(--c-ink-2);
  line-height:1.7;
}
.tl-tip i{color:var(--c-green);margin-top:5px;font-size:11px;}

/* ============ 侧边速查卡 ============ */
.aside-card{
  position:sticky;
  top:96px;
  background:linear-gradient(160deg,#0F3B2E,#164C3A);
  color:#fff;
  border-radius:var(--r-xl);
  padding:28px;
  box-shadow:0 18px 40px rgba(15,59,46,.28);
}
.aside-card h3{
  font-size:19px;
  font-weight:700;
  margin-bottom:8px;
}
.aside-card__lead{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:20px;}
.aside-list{display:grid;gap:14px;}
.aside-list li{
  display:flex;
  gap:12px;
  font-size:14.5px;
  line-height:1.7;
  color:rgba(255,255,255,.9);
}
.aside-list i{
  color:var(--c-accent);
  font-size:14px;
  margin-top:5px;
}
.aside-card__cta{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  margin-top:24px;
  border-radius:999px;
  background:var(--c-accent);
  color:var(--c-secondary);
  font-weight:800;
  font-size:15px;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease;
}
.aside-card__cta:hover{background:#DBFF66;color:var(--c-secondary);transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.28);}
.aside-note{
  margin-top:14px;
  font-size:12px;
  line-height:1.7;
  color:rgba(255,255,255,.62);
}

/* ============ 入口方式卡片（非对称栅格） ============ */
.entry-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.entry-card{
  grid-column:span 3;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:26px 24px;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.entry-card--main{
  grid-column:span 6;
  border-radius:var(--r-xl);
  padding:0;
  overflow:hidden;
  display:grid;
  grid-template-columns:1fr 1fr;
}
.entry-card--main figure{height:100%;margin:0;}
.entry-card--main figure img{width:100%;height:100%;object-fit:cover;}
.entry-card--main .entry-card__body{padding:30px 28px;display:flex;flex-direction:column;justify-content:center;}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#F6CDBC;}
.entry-icon{
  width:44px;
  height:44px;
  border-radius:14px;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:17px;
  margin-bottom:16px;
}
.entry-card h3{font-size:19px;font-weight:700;margin-bottom:10px;line-height:1.45;}
.entry-card p{font-size:15px;color:var(--c-ink-2);}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  background:var(--c-primary-soft);
  color:var(--c-primary-dark);
  margin-bottom:14px;
}
.tag--green{background:#E7F3EC;color:var(--c-green);}

/* ============ 准备清单 ============ */
.check-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.check-card{
  display:flex;
  gap:18px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:26px 26px;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#F6CDBC;}
.check-card__mark{
  flex-shrink:0;
  width:38px;
  height:38px;
  border-radius:12px;
  background:#E7F3EC;
  color:var(--c-green);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
}
.check-card h3{font-size:18px;font-weight:700;margin-bottom:8px;}
.check-card p{font-size:15px;color:var(--c-ink-2);}

/* ============ FAQ ============ */
.faq-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:16px;
  overflow:hidden;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.faq-item.is-open{background:var(--c-primary-soft);border-color:#F6CDBC;box-shadow:var(--sh-1);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  text-align:left;
  padding:20px 22px;
  font-size:16px;
  font-weight:600;
  color:var(--c-ink);
  line-height:1.6;
}
.faq-q i{
  flex-shrink:0;
  font-size:13px;
  color:var(--c-primary);
  transition:transform .28s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a p{
  padding:0 22px 20px;
  font-size:15px;
  color:var(--c-ink-2);
}

/* ============ 深色数据条 ============ */
.stat-band{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  border-radius:var(--r-xl);
  padding:44px 40px;
  color:#fff;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:28px;
  box-shadow:0 20px 44px rgba(15,59,46,.24);
}
.stat-band__item{text-align:left;}
.stat-band__num{
  font-size:clamp(34px,4vw,48px);
  font-weight:800;
  font-variant-numeric:tabular-nums;
  line-height:1.1;
  color:var(--c-accent);
}
.stat-band__label{margin-top:8px;font-size:14px;color:rgba(255,255,255,.78);}

/* ============ 表单区 ============ */
.lead-card{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:0;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.lead-card__left{
  padding:40px 38px;
  background:radial-gradient(120% 90% at 100% 0%, #FFE7D6 0%, #FFF7F1 60%, #FFF7F1 100%);
  border-right:1px solid var(--c-line);
}
.lead-card__left h2{font-size:clamp(22px,2.6vw,28px);line-height:1.3;font-weight:700;}
.lead-card__left p{margin-top:14px;color:var(--c-ink-2);font-size:15.5px;}
.lead-points{display:grid;gap:12px;margin-top:22px;}
.lead-points li{
  display:flex;
  gap:10px;
  font-size:15px;
  color:var(--c-ink-2);
}
.lead-points i{color:var(--c-primary);margin-top:6px;font-size:11px;}
.lead-privacy{
  margin-top:22px;
  font-size:13px;
  color:var(--c-ink-3);
  padding-top:18px;
  border-top:1px dashed var(--c-line);
}
.lead-card__right{padding:40px 38px;}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  margin-bottom:8px;
  color:var(--c-ink-2);
}
.field input[type="text"],
.field input[type="tel"],
.field select{
  width:100%;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-sm);
  border:1px solid var(--c-line);
  background:#FFFDFB;
  font-size:15px;
  color:var(--c-ink);
  transition:border-color .2s ease,box-shadow .2s ease;
  appearance:none;
}
.field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%238A7C72'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 12px center;
  background-size:20px;
  padding-right:42px;
}
.field input:focus,
.field select:focus{
  outline:none;
  border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(226,62,34,.16);
}
.field input::placeholder{color:#B8AAA0;}
.checkbox-line{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:12.5px;
  color:var(--c-ink-3);
  line-height:1.7;
  margin:6px 0 20px;
}
.checkbox-line input{margin-top:4px;accent-color:var(--c-primary);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  height:48px;
  padding:0 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(226,62,34,.24);}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px rgba(226,62,34,.3);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--c-primary);border:1px solid var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.btn--block{width:100%;}

/* ============ CTA 条 ============ */
.cta-band{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  border-radius:var(--r-xl);
  padding:48px 44px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  box-shadow:0 20px 44px rgba(15,59,46,.24);
}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);line-height:1.3;font-weight:700;}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.78);font-size:15px;max-width:640px;}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn--accent{background:var(--c-accent);color:var(--c-secondary);}
.btn--accent:hover{background:#DBFF66;color:var(--c-secondary);transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.3);}
.btn--outline-light{border:1px solid rgba(255,255,255,.42);color:#fff;}
.btn--outline-light:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ============ 浮动按钮 + 弹层 ============ */
.float-btn{
  position:fixed;
  right:22px;
  bottom:22px;
  z-index:120;
  display:inline-flex;
  align-items:center;
  gap:10px;
  height:52px;
  padding:0 24px;
  border-radius:999px;
  background:var(--c-primary);
  color:#fff;
  font-size:15px;
  font-weight:700;
  box-shadow:0 14px 30px rgba(226,62,34,.34);
  transition:transform .22s ease,background .22s ease,box-shadow .22s ease;
}
.float-btn:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:0 18px 36px rgba(226,62,34,.4);}
.modal{
  position:fixed;
  inset:0;
  z-index:200;
  display:none;
  align-items:center;
  justify-content:center;
  padding:20px;
  background:rgba(15,59,46,.5);
}
.modal.is-open{display:flex;}
.modal__panel{
  width:100%;
  max-width:480px;
  background:#fff;
  border-radius:var(--r-xl);
  padding:32px 30px;
  box-shadow:0 28px 60px rgba(0,0,0,.3);
  max-height:90vh;
  overflow:auto;
}
.modal__panel h3{font-size:21px;font-weight:700;margin-bottom:8px;}
.modal__panel > p{font-size:14px;color:var(--c-ink-2);margin-bottom:20px;}
.modal__close{
  position:absolute;
  top:14px;
  right:16px;
  width:36px;
  height:36px;
  border-radius:50%;
  background:rgba(255,255,255,.9);
  color:var(--c-ink-2);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
}
.modal__inner{position:relative;width:100%;max-width:480px;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-secondary);
  color:#fff;
  padding:64px 0 0;
  margin-top:var(--sec-pad);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.footer-brand__logo{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand__logo .logo__mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--c-primary),#F28A3C);
  color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:17px;
}
.footer-brand__name{font-size:17px;font-weight:800;}
.footer-brand__sub{font-size:11px;letter-spacing:1.2px;color:rgba(255,255,255,.6);}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.76);}
.footer-links a:hover{color:var(--c-accent);text-decoration:underline;}
.footer-tips{display:grid;gap:12px;}
.footer-tips span{
  display:flex;
  gap:10px;
  font-size:13.5px;
  color:rgba(255,255,255,.72);
  line-height:1.7;
}
.footer-tips i{font-size:7px;color:var(--c-accent);margin-top:8px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 0 26px;
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .steps-layout{grid-template-columns:minmax(0,1fr);}
  .aside-card{position:static;}
  .entry-card{grid-column:span 6;}
  .entry-card--main{grid-column:span 12;}
  .stat-band{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:1024px){
  .nav-link{padding:22px 9px;font-size:14px;}
  .nav-cta{padding:0 16px;font-size:13px;}
}
@media (max-width:900px){
  .nav-links{
    position:fixed;
    top:0;
    right:0;
    bottom:0;
    width:300px;
    max-width:86vw;
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:88px 20px 28px;
    margin:0;
    transform:translateX(102%);
    transition:transform .3s ease;
    box-shadow:-18px 0 40px rgba(15,59,46,.2);
    z-index:130;
    overflow-y:auto;
  }
  body.nav-open .nav-links{transform:translateX(0);}
  .nav-link{
    padding:15px 6px;
    font-size:16px;
    border-bottom:1px solid var(--c-line);
  }
  .nav-link::after{left:6px;right:auto;width:26px;bottom:10px;}
  .nav-cta{
    margin-top:22px;
    height:48px;
    width:100%;
  }
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .nav-mask{
    position:fixed;
    inset:0;
    background:rgba(15,59,46,.5);
    z-index:125;
    opacity:0;
    visibility:hidden;
    transition:opacity .3s ease,visibility .3s ease;
  }
  body.nav-open .nav-mask{opacity:1;visibility:visible;}
  .lead-card{grid-template-columns:minmax(0,1fr);}
  .lead-card__left{border-right:0;border-bottom:1px solid var(--c-line);}
}
@media (max-width:768px){
  :root{--sec-pad:56px;}
  .topbar__mid{display:none;}
  .topbar__inner{justify-content:space-between;}
  .section{padding:var(--sec-pad) 0;}
  .cat-hero{padding:40px 0 44px;}
  .check-grid{grid-template-columns:minmax(0,1fr);}
  .faq-grid{grid-template-columns:minmax(0,1fr);}
  .entry-card,
  .entry-card--main{grid-column:span 12;}
  .entry-card--main{grid-template-columns:minmax(0,1fr);}
  .entry-card--main figure{height:200px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .cta-band{padding:36px 26px;}
  .stat-band{padding:32px 24px;}
}
@media (max-width:520px){
  .cat-hero h1{font-size:26px;}
  .timeline::before{left:20px;}
  .tl-item{padding-left:60px;}
  .tl-num{width:42px;height:42px;border-radius:14px;font-size:13px;}
  .tl-card{padding:22px 20px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .float-btn{right:14px;bottom:14px;height:48px;padding:0 18px;font-size:14px;}
  .lead-card__left,.lead-card__right{padding:28px 22px;}
}

/* roulang page: category3 */
:root{
  --c-primary:#E23E22;
  --c-primary-dark:#C4321A;
  --c-primary-soft:#FDE4DC;
  --c-secondary:#0F3B2E;
  --c-secondary-light:#164C3A;
  --c-green:#1C7A55;
  --c-accent:#CDF24A;
  --c-bg:#FFF7F1;
  --c-surface:#FFFFFF;
  --c-line:#EFE3D9;
  --c-ink:#1A1512;
  --c-ink-2:#5A4E46;
  --c-ink-3:#8A7C72;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(26,21,18,.06);
  --sh-2:0 14px 32px rgba(226,62,34,.16);
  --sh-dark:0 12px 28px rgba(0,0,0,.18);
  --sec:88px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background .2s ease;}
a:hover{color:var(--c-primary-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);}
p{margin:0 0 1.2em;color:var(--c-ink-2);}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(226,62,34,.35);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(26,21,18,.08);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:68px;gap:16px;}
.logo{display:flex;align-items:center;gap:12px;color:var(--c-ink);}
.logo:hover{color:var(--c-ink);}
.logo__mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  background:linear-gradient(135deg,#E23E22,#F28A3C);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:18px;
  box-shadow:0 6px 14px rgba(226,62,34,.28);
}
.logo__text{display:flex;flex-direction:column;line-height:1.15;}
.logo__name{font-size:19px;font-weight:800;letter-spacing:-.4px;}
.logo__sub{font-size:11px;color:var(--c-ink-3);letter-spacing:1px;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;
  padding:22px 12px;
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:14px;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.is-active{color:var(--c-primary);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 22px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:700;
  box-shadow:0 6px 16px rgba(226,62,34,.24);
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(226,62,34,.28);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);
  border-radius:12px;background:var(--c-surface);color:var(--c-ink);
  font-size:17px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,340px);
  background:var(--c-surface);z-index:200;
  transform:translateX(100%);transition:transform .28s ease;
  padding:24px 22px;overflow-y:auto;
  box-shadow:-12px 0 32px rgba(26,21,18,.12);
}
.drawer.is-open{transform:translateX(0);}
.drawer__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer__title{font-size:15px;font-weight:800;}
.drawer__close{width:38px;height:38px;border-radius:11px;border:1px solid var(--c-line);background:#fff;cursor:pointer;color:var(--c-ink-2);}
.drawer__close:hover{color:var(--c-primary);border-color:var(--c-primary);}
.drawer__links{display:flex;flex-direction:column;gap:6px;margin-bottom:20px;}
.drawer__links a{
  padding:13px 14px;border-radius:12px;font-size:15px;font-weight:600;
  color:var(--c-ink-2);background:#FFF9F4;border:1px solid transparent;
}
.drawer__links a:hover{color:var(--c-primary);border-color:var(--c-primary-soft);}
.drawer__links a.is-active{background:var(--c-primary-soft);color:var(--c-primary);}
.drawer__cta{display:block;text-align:center;height:48px;line-height:48px;border-radius:var(--r-pill);background:var(--c-primary);color:#fff;font-weight:700;}
.drawer__cta:hover{background:var(--c-primary-dark);color:#fff;}
.overlay{
  position:fixed;inset:0;background:rgba(15,59,46,.5);z-index:190;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.overlay.is-open{opacity:1;visibility:visible;}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 64px;
  background:radial-gradient(120% 90% at 85% 15%, #FFE7D6 0%, #FFF7F1 55%, #FFF7F1 100%);
  border-bottom:1px solid var(--c-line);
}
.page-hero__bg{
  position:absolute;inset:0;opacity:.11;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
}
.page-hero__inner{position:relative;z-index:2;max-width:820px;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:18px;}
.crumbs a{color:var(--c-ink-2);}
.crumbs a:hover{color:var(--c-primary);}
.crumbs span.sep{color:#C9BAAE;}
.crumbs .current{color:var(--c-ink-3);}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-line);
  font-size:12px;font-weight:700;color:var(--c-primary);letter-spacing:.5px;
  margin-bottom:16px;
}
.page-hero h1{
  font-size:clamp(28px,4.2vw,44px);line-height:1.2;font-weight:800;letter-spacing:-.5px;
  margin-bottom:16px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(92deg,#E23E22,#F28A3C);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero__sub{font-size:16px;color:var(--c-ink-2);max-width:620px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(226,62,34,.24);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(226,62,34,.3);}
.btn-primary:active{transform:translateY(0);}
.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-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-accent{background:var(--c-accent);color:var(--c-secondary);}
.btn-accent:hover{background:#ddf76b;color:var(--c-secondary);transform:translateY(-2px);}

/* ============ 通用板块 ============ */
.section{padding:var(--sec) 0;}
.section--alt{background:#FFFCF9;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section-head{max-width:720px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,3vw,32px);line-height:1.28;font-weight:700;margin-bottom:12px;}
.section-head p{font-size:15px;color:var(--c-ink-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:1.4px;color:var(--c-primary);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);border-radius:2px;}

/* ============ 清单卡 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.check-card{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:26px;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.check-card:hover{transform:translateY(-4px);border-color:var(--c-primary-soft);box-shadow:var(--sh-2);}
.check-card__icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:#E8F5EE;color:var(--c-green);font-size:17px;
}
.check-card h3{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:8px;}
.check-card p{font-size:14.5px;line-height:1.75;margin:0;color:var(--c-ink-2);}
.check-card__no{
  margin-left:auto;font-size:12px;font-weight:800;color:var(--c-ink-3);
  font-variant-numeric:tabular-nums;letter-spacing:1px;
}

/* ============ 主体：FAQ + 侧栏 ============ */
.split{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:start;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:16px;overflow:hidden;transition:border-color .22s ease,background .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:var(--c-primary-soft);}
.faq-item.is-open{background:var(--c-primary-soft);border-color:#F6CBBB;box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.5;
}
.faq-q i{color:var(--c-primary);font-size:14px;transition:transform .25s ease;flex:0 0 auto;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a__inner{padding:0 22px 22px;font-size:14.5px;line-height:1.8;color:var(--c-ink-2);}

.risk-col{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px;}
.risk-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
}
.risk-card img{width:100%;height:168px;object-fit:cover;border-bottom:1px solid var(--c-line);}
.risk-card__body{padding:24px;}
.risk-card__body h3{font-size:17px;font-weight:700;margin-bottom:14px;}
.risk-list{display:flex;flex-direction:column;gap:12px;}
.risk-list li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:var(--c-ink-2);}
.risk-list li i{color:var(--c-primary);font-size:12px;margin-top:6px;flex:0 0 auto;}
.risk-note{
  margin-top:18px;padding:16px 18px;border-radius:14px;
  background:linear-gradient(135deg,#0F3B2E,#164C3A);color:#fff;
}
.risk-note strong{display:block;font-size:14px;color:var(--c-accent);margin-bottom:6px;letter-spacing:.5px;}
.risk-note span{font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.85);}
.side-cta{
  background:var(--c-surface);border:1px dashed #F1C7B6;border-radius:var(--r-md);
  padding:22px;text-align:center;
}
.side-cta p{font-size:13.5px;color:var(--c-ink-3);margin:0 0 16px;}

/* ============ 深色数据带 ============ */
.impact{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  color:#fff;padding:var(--sec) 0;
}
.impact h2{color:#fff;font-size:clamp(22px,3vw,30px);margin-bottom:12px;}
.impact .lead{color:rgba(255,255,255,.78);max-width:660px;font-size:15px;margin-bottom:36px;}
.impact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.impact-item{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-md);padding:24px;
}
.impact-item strong{
  display:block;font-size:clamp(30px,4vw,48px);font-weight:800;line-height:1.1;
  color:var(--c-accent);font-variant-numeric:tabular-nums;margin-bottom:8px;
}
.impact-item span{font-size:13.5px;color:rgba(255,255,255,.8);line-height:1.7;}

/* ============ 图文条 ============ */
.strip{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
}
.strip__media{min-height:300px;background:#FFE9DC;}
.strip__media img{width:100%;height:100%;object-fit:cover;}
.strip__body{padding:44px 40px;display:flex;flex-direction:column;justify-content:center;}
.strip__body h3{font-size:22px;font-weight:700;line-height:1.4;margin-bottom:14px;}
.strip__body p{font-size:15px;margin-bottom:20px;}
.strip-steps{display:flex;flex-direction:column;gap:12px;}
.strip-steps li{display:flex;gap:12px;font-size:14.5px;color:var(--c-ink-2);}
.strip-steps li b{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;
  margin-top:3px;
}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  border-radius:var(--r-lg);padding:48px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--sh-dark);
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.6vw,28px);margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:14.5px;margin:0;}
.cta-band__action{display:flex;flex-direction:column;gap:10px;}
.cta-band__action small{font-size:12px;color:rgba(255,255,255,.55);}

/* ============ Footer ============ */
.site-footer{background:var(--c-secondary);color:#fff;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;}
.footer-brand__logo{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand__name{font-size:18px;font-weight:800;}
.footer-brand__sub{font-size:11px;color:rgba(255,255,255,.6);letter-spacing:1px;}
.footer-brand p{color:rgba(255,255,255,.72);font-size:13.5px;line-height:1.8;margin:0;max-width:300px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(255,255,255,.72);font-size:13.5px;}
.footer-links a:hover{color:var(--c-accent);text-decoration:underline;}
.footer-tips{display:flex;flex-direction:column;gap:10px;}
.footer-tips span{display:flex;gap:9px;font-size:13px;color:rgba(255,255,255,.72);line-height:1.7;}
.footer-tips i{font-size:6px;color:var(--c-accent);margin-top:9px;flex:0 0 auto;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.55);
}

/* ============ 浮动按钮 & 模态 ============ */
.float-btn{
  position:fixed;right:24px;bottom:24px;z-index:150;
  display:inline-flex;align-items:center;gap:9px;
  height:52px;padding:0 24px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:700;border:0;cursor:pointer;
  box-shadow:0 12px 28px rgba(226,62,34,.34);
  transition:background .2s ease,transform .2s ease;
}
.float-btn:hover{background:var(--c-primary-dark);transform:translateY(-2px);}
.float-btn:active{transform:translateY(0);}
.modal{
  position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;
  padding:20px;background:rgba(15,59,46,.55);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.modal.is-open{opacity:1;visibility:visible;}
.modal__panel{
  width:min(480px,100%);max-height:90vh;overflow-y:auto;
  background:#fff;border-radius:var(--r-lg);padding:28px;
  transform:translateY(12px);transition:transform .25s ease;
  box-shadow:0 24px 60px rgba(0,0,0,.24);
}
.modal.is-open .modal__panel{transform:translateY(0);}
.modal__head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:8px;}
.modal__head h3{font-size:19px;font-weight:700;}
.modal__close{width:36px;height:36px;border-radius:11px;border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);cursor:pointer;}
.modal__close:hover{color:var(--c-primary);border-color:var(--c-primary);}
.modal__panel > p{font-size:13.5px;color:var(--c-ink-2);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink-2);margin-bottom:8px;}
.field input,.field select{
  width:100%;height:48px;padding:0 16px;font-size:14.5px;color:var(--c-ink);
  border:1px solid var(--c-line);border-radius:var(--r-sm);background:#FFFDFB;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(226,62,34,.14);
}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:12px;color:var(--c-ink-3);line-height:1.7;margin:6px 0 18px;}
.check-line input{margin-top:3px;}
.form-note{font-size:12px;color:var(--c-ink-3);text-align:center;margin-top:12px;}
.form-ok{
  display:none;background:#E8F5EE;color:var(--c-green);border-radius:12px;
  padding:12px 16px;font-size:13.5px;margin-bottom:16px;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sec:64px;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .split{grid-template-columns:1fr;}
  .risk-col{position:static;}
  .impact-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:768px){
  .check-grid{grid-template-columns:1fr;}
  .strip{grid-template-columns:1fr;}
  .strip__media{min-height:200px;}
  .strip__body{padding:32px 24px;}
  .cta-band{padding:36px 26px;}
  .cta-band__action{width:100%;}
  .cta-band__action .btn{width:100%;}
  .section{padding:56px 0;}
  .page-hero{padding:40px 0 52px;}
  .site-footer{padding-top:48px;}
}
@media (max-width:520px){
  .impact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .float-btn{right:16px;bottom:16px;height:48px;padding:0 18px;font-size:13px;}
  .hero-actions .btn{width:100%;}
  .check-card{padding:20px;}
}

/* roulang page: category4 */
:root{
  --c-primary:#E23E22;
  --c-primary-dark:#C4321A;
  --c-primary-soft:#FDE4DC;
  --c-secondary:#0F3B2E;
  --c-secondary-2:#164C3A;
  --c-green:#1C7A55;
  --c-accent:#CDF24A;
  --c-bg:#FFF7F1;
  --c-surface:#FFFFFF;
  --c-line:#EFE3D9;
  --c-ink:#1A1512;
  --c-text-2:#5A4E46;
  --c-text-3:#8A7C72;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(26,21,18,.06);
  --sh-2:0 14px 32px rgba(226,62,34,.16);
  --sh-dark:0 14px 32px rgba(0,0,0,.18);
  --sp-section:88px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding-left:1.1em;}
:focus-visible{outline:3px solid rgba(226,62,34,.28);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--c-secondary);
  color:#fff;
  font-size:13px;
  line-height:1;
  height:36px;
  display:flex;
  align-items:center;
}
.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
}
.topbar__left{display:flex;align-items:center;gap:10px;opacity:.92;}
.topbar__sep{width:1px;height:12px;background:rgba(255,255,255,.32);}
.topbar__mid{color:rgba(255,255,255,.86);}
.topbar__right{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:#fff;
  font-weight:600;
}
.topbar__right i{font-size:11px;transition:transform .2s ease;}
.topbar__right:hover{color:var(--c-accent);}
.topbar__right:hover i{transform:translateX(2px);}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(26,21,18,.08);}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:68px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo__mark{
  width:38px;height:38px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--c-primary),#F28A3C);
  color:#fff;
  display:grid;place-items:center;
  font-size:17px;
  box-shadow:0 6px 14px rgba(226,62,34,.28);
}
.logo__text{display:flex;flex-direction:column;line-height:1.15;}
.logo__name{font-size:17px;font-weight:800;letter-spacing:-.3px;}
.logo__sub{font-size:11px;color:var(--c-text-3);letter-spacing:.4px;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  color:var(--c-text-2);
  border-radius:10px;
  transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:42px;
  padding:0 22px;
  border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#fff;
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
  box-shadow:0 6px 16px rgba(226,62,34,.24);
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--c-line);
  color:var(--c-ink);
  font-size:17px;
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(15,59,46,.5);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:300px;
  max-width:86vw;
  background:#fff;
  z-index:95;
  padding:24px 22px 32px;
  transform:translateX(100%);
  transition:transform .28s cubic-bezier(.4,0,.2,1);
  overflow-y:auto;
  box-shadow:-12px 0 32px rgba(26,21,18,.16);
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-title{font-size:16px;font-weight:800;}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--c-line);font-size:15px;}
.drawer-close:hover{border-color:var(--c-primary);color:var(--c-primary);}
.drawer-links{display:flex;flex-direction:column;gap:4px;margin-bottom:22px;}
.drawer-links a{
  padding:12px 14px;
  border-radius:12px;
  font-size:15px;
  color:var(--c-text-2);
  border:1px solid transparent;
}
.drawer-links a:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.drawer-links a.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:700;}
.drawer-cta{
  display:flex;align-items:center;justify-content:center;
  height:48px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-weight:700;
}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;
  padding:48px 0 56px;
  background:
    radial-gradient(120% 90% at 85% 15%, #FFE7D6 0%, #FFF7F1 55%, #FFF7F1 100%);
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  top:-40px;right:-60px;
  width:420px;height:420px;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.10;
  border-radius:50%;
  pointer-events:none;
}
.page-hero__inner{position:relative;z-index:2;max-width:820px;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--c-text-3);
  margin-bottom:18px;
}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb__sep{color:var(--c-text-3);}
.breadcrumb__now{color:var(--c-ink);font-weight:600;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--c-primary-soft);
  color:var(--c-primary-dark);
  font-size:12px;font-weight:700;letter-spacing:.4px;
  margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.5px;
  margin-bottom:16px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(92deg,#E23E22,#F28A3C);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.page-hero p.lead{
  font-size:16px;
  color:var(--c-text-2);
  max-width:660px;
  margin-bottom:24px;
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:36px;padding:0 16px;
  border-radius:var(--r-pill);
  background:#fff;
  border:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-text-2);
  box-shadow:var(--sh-1);
}
.chip i{color:var(--c-primary);font-size:12px;}

/* ============ 板块通用 ============ */
.section{padding:var(--sp-section) 0;}
.section--alt{background:#fff;}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head h2{
  font-size:clamp(22px,3vw,32px);
  line-height:1.28;
  font-weight:700;
  letter-spacing:-.3px;
  margin-bottom:12px;
}
.section-head p{color:var(--c-text-2);font-size:15px;}

/* ============ 分类索引宫格 ============ */
.cat-index{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.cat-card{
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:26px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cat-card:hover{
  transform:translateY(-4px);
  border-color:#F6C9BB;
  box-shadow:var(--sh-2);
}
.cat-card__top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.cat-card__icon{
  width:46px;height:46px;
  border-radius:14px;
  display:grid;place-items:center;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  font-size:18px;
  flex-shrink:0;
}
.cat-card__count{
  height:26px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:var(--c-secondary);
  color:#fff;
  font-size:12px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  font-variant-numeric:tabular-nums;
}
.cat-card h3{font-size:18px;font-weight:600;line-height:1.4;}
.cat-card p{font-size:14px;color:var(--c-text-2);line-height:1.7;}
.cat-card__go{
  margin-top:auto;
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--c-primary);
}
.cat-card__go i{font-size:11px;transition:transform .2s ease;}
.cat-card:hover .cat-card__go i{transform:translateX(3px);}

/* ============ 图文条 ============ */
.flow-band{
  margin-top:32px;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:0;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.flow-band__body{padding:32px;display:flex;flex-direction:column;justify-content:center;gap:16px;}
.flow-band__body h3{font-size:20px;font-weight:600;}
.flow-band__body p{font-size:15px;color:var(--c-text-2);}
.flow-steps{display:flex;flex-direction:column;gap:12px;margin-top:4px;}
.flow-step{display:flex;align-items:flex-start;gap:12px;font-size:14px;color:var(--c-text-2);}
.flow-step b{
  width:22px;height:22px;border-radius:50%;flex-shrink:0;
  background:var(--c-primary);color:#fff;
  font-size:12px;font-weight:800;
  display:grid;place-items:center;
  margin-top:3px;
  font-variant-numeric:tabular-nums;
}
.flow-band__img{position:relative;min-height:260px;}
.flow-band__img img{width:100%;height:100%;object-fit:cover;}
.flow-band__img::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(255,255,255,.35),rgba(255,255,255,0) 45%);
}

/* ============ 问答组 ============ */
.faq-group{margin-bottom:44px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group__head{
  display:flex;align-items:center;gap:14px;
  padding-bottom:16px;
  margin-bottom:20px;
  border-bottom:1px dashed var(--c-line);
}
.faq-group__head .cat-card__icon{width:40px;height:40px;border-radius:12px;font-size:16px;}
.faq-group__head h2{
  font-size:clamp(19px,2.2vw,24px);
  font-weight:700;
  letter-spacing:-.2px;
}
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start;}
.qa-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:16px;
  overflow:hidden;
  transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.qa-item:hover{border-color:#F6C9BB;box-shadow:var(--sh-1);}
.qa-item[open]{background:var(--c-primary-soft);border-color:#F3BBA9;}
.qa-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  padding:18px 20px;
  font-size:16px;
  font-weight:600;
  line-height:1.6;
}
.qa-item summary::-webkit-details-marker{display:none;}
.qa-item summary i{
  color:var(--c-primary);
  font-size:13px;
  margin-top:6px;
  transition:transform .25s ease;
  flex-shrink:0;
}
.qa-item[open] summary i{transform:rotate(180deg);}
.qa-body{
  padding:0 20px 20px;
  font-size:15px;
  color:var(--c-text-2);
  line-height:1.85;
}
.qa-body p + p{margin-top:.9em;}
.qa-body strong{color:var(--c-ink);}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;
  background:linear-gradient(135deg,#0F3B2E,#164C3A);
  border-radius:28px;
  padding:52px 48px;
  color:#fff;
  overflow:hidden;
  box-shadow:var(--sh-dark);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-40px;bottom:-70px;
  width:340px;height:340px;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  opacity:.14;
  border-radius:50%;
}
.cta-band__inner{position:relative;z-index:2;max-width:720px;}
.cta-band h2{
  font-size:clamp(22px,3vw,30px);
  line-height:1.3;
  font-weight:700;
  margin-bottom:14px;
}
.cta-band p{color:rgba(255,255,255,.82);font-size:15px;margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  height:48px;
  padding:0 28px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(226,62,34,.24);}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border:1px solid var(--c-primary);color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-soft);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-accent{background:var(--c-accent);color:var(--c-secondary);}
.btn-accent:hover{background:#BFE637;transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.22);}
.btn-accent:active{transform:translateY(0);}
.btn-outline-light{background:transparent;border:1px solid rgba(255,255,255,.45);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.privacy-note{font-size:12px;color:var(--c-text-3);margin-top:16px;}
.cta-band .privacy-note{color:rgba(255,255,255,.62);}

/* ============ 浮动按钮与模态 ============ */
.float-cta{
  position:fixed;
  right:22px;bottom:22px;
  z-index:70;
  display:inline-flex;align-items:center;gap:10px;
  height:50px;padding:0 24px;
  border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#fff;
  font-size:14px;font-weight:700;
  box-shadow:0 12px 28px rgba(226,62,34,.32);
  transition:background .2s ease,transform .2s ease;
}
.float-cta:hover{background:var(--c-primary-dark);transform:translateY(-2px);}
.float-cta:active{transform:translateY(0);}
.modal-mask{
  position:fixed;inset:0;
  z-index:120;
  background:rgba(15,59,46,.55);
  display:none;
  align-items:center;
  justify-content:center;
  padding:20px;
}
.modal-mask.is-open{display:flex;}
.modal-box{
  width:100%;
  max-width:480px;
  background:#fff;
  border-radius:var(--r-lg);
  padding:30px 28px;
  box-shadow:0 24px 60px rgba(0,0,0,.28);
  animation:pop .22s ease;
}
@keyframes pop{from{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal-box h3{font-size:20px;font-weight:700;margin-bottom:10px;}
.modal-box p.modal-sub{font-size:14px;color:var(--c-text-2);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-text-2);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-sm);
  border:1px solid var(--c-line);
  background:#FFFCFA;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{height:auto;padding:12px 16px;resize:vertical;min-height:88px;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--c-primary);
  border-width:1.5px;
  background:#fff;
  box-shadow:0 0 0 4px rgba(226,62,34,.14);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#8A7C72 50%),linear-gradient(135deg,#8A7C72 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.checkline{display:flex;align-items:flex-start;gap:10px;font-size:12px;color:var(--c-text-3);line-height:1.65;margin:6px 0 18px;}
.checkline input{margin-top:3px;width:15px;height:15px;accent-color:var(--c-primary);flex-shrink:0;}
.modal-actions{display:flex;gap:12px;}
.modal-actions .btn{flex:1;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-secondary);
  color:#fff;
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:40px;
}
.footer-brand__logo{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand__name{font-size:16px;font-weight:800;line-height:1.2;}
.footer-brand__sub{font-size:11px;color:rgba(255,255,255,.6);}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.7);max-width:300px;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.74);}
.footer-links a:hover{color:var(--c-accent);text-decoration:underline;}
.footer-tips{display:flex;flex-direction:column;gap:12px;}
.footer-tips span{
  display:flex;align-items:flex-start;gap:9px;
  font-size:13px;
  color:rgba(255,255,255,.7);
  line-height:1.65;
}
.footer-tips i{font-size:5px;color:var(--c-accent);margin-top:10px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 24px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sp-section:72px;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .cat-index{grid-template-columns:repeat(2,1fr);}
  .flow-band{grid-template-columns:1fr;}
  .flow-band__img{min-height:220px;order:-1;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:44px 32px;}
}
@media (max-width:768px){
  .topbar__mid{display:none;}
  .faq-list{grid-template-columns:1fr;}
  .cta-band{border-radius:22px;padding:36px 24px;}
  .page-hero{padding:36px 0 44px;}
}
@media (max-width:520px){
  :root{--sp-section:56px;}
  .cat-index{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-chips{gap:8px;}
  .chip{height:32px;font-size:12px;padding:0 13px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .float-cta{right:14px;bottom:14px;height:46px;padding:0 18px;font-size:13px;}
  .footer-bottom{flex-direction:column;}
  .flow-band__body{padding:24px;}
  .cat-card{padding:22px;}
}