/* roulang page: index */
:root{
  --brand:#0E3F33;
  --brand-dark:#08241E;
  --brand-light:#1A6B55;
  --accent:#FF5A36;
  --accent-dark:#E8471F;
  --mint:#35D6A4;
  --bg:#F5F3EE;
  --panel:#FFFFFF;
  --text:#16211E;
  --muted:#5C6B66;
  --line:#E2DED5;
  --ph:#E7E3DA;
  --r-card:18px;
  --r-sm:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(10,31,26,.06);
  --sh-2:0 16px 32px -16px rgba(10,31,26,.22);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Oswald","Bahnschrift","DIN Alternate",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
h1,h2,h3,h4{margin:0;font-family:var(--font-cn);color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand-light);outline-offset:2px;
}
.num{font-family:var(--font-num);letter-spacing:.02em;}

/* ---------- 布局容器 ---------- */
.site-container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:20px;
}
@media(min-width:768px){.site-container{padding-inline:24px;}}
@media(min-width:992px){
  .site-container{padding-inline:32px;max-width:1200px;}
}
@media(min-width:992px) and (max-width:1199.98px){.site-container{max-width:960px;}}
.row{--bs-gutter-x:1.5rem;--bs-gutter-y:1.5rem;}
@media(max-width:767.98px){.row{--bs-gutter-x:1rem;--bs-gutter-y:1rem;}}

.section{padding:56px 0;}
@media(min-width:992px){.section{padding:104px 0;}}
.section-tight{padding:48px 0;}
@media(min-width:992px){.section-tight{padding:80px 0;}}
section[id],div[id]{scroll-margin-top:88px;}

/* ---------- 通用装饰 ---------- */
.grid-pattern{
  background-image:
    linear-gradient(rgba(14,63,51,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(14,63,51,.045) 1px,transparent 1px);
  background-size:24px 24px;
}
.dark-band{
  background:var(--brand-dark);
  color:#fff;
}
.dark-band.grid-pattern{
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:24px 24px;
}
.sec-num{
  font-family:var(--font-num);
  font-size:14px;
  font-weight:600;
  letter-spacing:.16em;
  color:var(--brand-light);
  display:block;
  margin-bottom:10px;
}
.sec-title{
  position:relative;
  padding-left:18px;
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.01em;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;top:.2em;bottom:.2em;
  width:4px;border-radius:4px;
  background:var(--brand-light);
}
.sec-lead{
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
  margin-top:14px;
  max-width:640px;
}
.sec-head{margin-bottom:28px;}
@media(min-width:992px){.sec-head{margin-bottom:40px;}}

/* ---------- 按钮 ---------- */
.btn-main,.btn-line,.btn-ghost-light{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:13px 28px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  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-main{
  background:var(--accent);
  border-color:var(--accent);
  color:#fff;
}
.btn-main:hover{
  background:var(--accent-dark);
  border-color:var(--accent-dark);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 16px 32px -16px rgba(232,71,31,.65);
}
.btn-main:active{transform:translateY(1px);box-shadow:none;}
.btn-line{
  background:transparent;
  border-color:var(--brand);
  color:var(--brand);
}
.btn-line:hover{background:rgba(14,63,51,.08);color:var(--brand);}
.btn-line:active{transform:translateY(1px);}
.btn-ghost-light{
  background:transparent;
  border-color:rgba(255,255,255,.3);
  color:#fff;
}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.55);}
.btn-sm-cta{min-height:44px;padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(14,63,51,.08);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  line-height:1.4;
}
.badge-accent{
  background:rgba(255,90,54,.12);
  color:var(--accent-dark);
}
.badge-light-outline{
  background:rgba(255,255,255,.1);
  color:#fff;
  border:1px solid rgba(255,255,255,.22);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-num);
  font-size:14px;
  font-weight:600;
  letter-spacing:.18em;
  color:var(--brand-light);
  text-transform:uppercase;
  margin-bottom:18px;
}
.eyebrow .tick{width:28px;height:2px;background:var(--brand-light);border-radius:2px;display:inline-block;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(245,243,238,.92);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px -20px rgba(10,31,26,.5);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:60px;
}
@media(min-width:992px){.header-inner{min-height:72px;}}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{color:var(--brand);display:inline-flex;}
.brand-text{
  font-weight:900;
  font-size:17px;
  letter-spacing:-.01em;
  color:var(--brand);
  white-space:nowrap;
}
@media(min-width:992px){.brand-text{font-size:19px;}}
.main-nav{display:none;}
@media(min-width:992px){
  .main-nav{
    display:flex;
    align-items:center;
    gap:22px;
    flex:1;
    justify-content:center;
  }
  .main-nav .nav-link{
    position:relative;
    font-size:14px;
    font-weight:600;
    color:var(--text);
    padding:6px 2px;
    white-space:nowrap;
  }
  .main-nav .nav-link::after{
    content:"";
    position:absolute;
    left:0;right:0;bottom:-4px;
    height:1.5px;
    background:var(--brand-light);
    transform:scaleX(0);
    transform-origin:left;
    transition:transform .2s ease;
  }
  .main-nav .nav-link:hover{color:var(--brand-light);}
  .main-nav .nav-link:hover::after{transform:scaleX(1);}
  .main-nav .nav-link.active{color:var(--brand);}
  .main-nav .nav-link.active::after{transform:scaleX(1);}
}
.header-actions{display:flex;align-items:center;gap:12px;}
.header-actions .btn-main,
.header-actions .btn-line{display:none;}
@media(min-width:992px){
  .header-actions .btn-main,
  .header-actions .btn-line{display:inline-flex;}
}
.nav-toggle{
  width:44px;height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  cursor:pointer;
  transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:rgba(14,63,51,.4);background:rgba(14,63,51,.04);}
@media(min-width:992px){.nav-toggle{display:none;}}

/* Offcanvas 抽屉 */
.offcanvas.mobile-drawer{
  width:82%;
  max-width:340px;
  background:var(--bg);
  border-left:none;
  border-radius:24px 0 0 24px;
}
.mobile-drawer .offcanvas-header{
  padding:20px 20px 8px;
  border-bottom:1px solid var(--line);
}
.mobile-drawer .offcanvas-body{padding:12px 20px 28px;}
.drawer-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  padding:0 4px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer-link:hover{color:var(--brand-light);}
.drawer-link.active{color:var(--brand);}
.drawer-link .arrow{font-family:var(--font-num);color:var(--muted);}
.drawer-cta{margin-top:24px;display:grid;gap:12px;}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;
  padding:40px 0 48px;
  overflow:hidden;
}
@media(min-width:992px){.hero{padding:72px 0 88px;}}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(14,63,51,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(14,63,51,.045) 1px,transparent 1px);
  background-size:24px 24px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,0));
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,0));
}
.hero > .site-container{position:relative;z-index:1;}
.hero h1{
  font-size:clamp(30px,4.4vw,52px);
  font-weight:900;
  line-height:1.15;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.hero h1 .hl{color:var(--brand-light);}
.hero-sub{
  font-size:17px;
  line-height:1.8;
  color:var(--muted);
  max-width:520px;
  margin-bottom:28px;
}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px;}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:20px 32px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.hero-stat .v{
  font-family:var(--font-num);
  font-size:28px;
  font-weight:600;
  color:var(--brand);
  line-height:1.1;
}
.hero-stat .v small{font-size:14px;font-weight:500;color:var(--muted);margin-left:2px;}
.hero-stat .k{
  font-size:12px;
  letter-spacing:.08em;
  color:var(--muted);
  margin-top:2px;
}
.hero-media{position:relative;margin-top:36px;}
@media(min-width:992px){.hero-media{margin-top:0;}}
.hero-media .frame{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--ph);
  aspect-ratio:16/10;
  box-shadow:var(--sh-2);
  clip-path:polygon(0 0,100% 0,100% 88%,88% 100%,0 100%);
}
.hero-media .frame img{width:100%;height:100%;object-fit:cover;}
.hero-media .frame::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(8,36,30,.05),rgba(8,36,30,.42));
}
.hero-float{
  position:absolute;
  right:12px;bottom:18px;
  display:flex;
  align-items:center;
  gap:18px;
  background:#fff;
  border-radius:var(--r-pill);
  padding:12px 22px;
  box-shadow:var(--sh-2);
  z-index:2;
}
.hero-float .fi{display:flex;flex-direction:column;line-height:1.2;}
.hero-float .fi .n{
  font-family:var(--font-num);
  font-size:20px;
  font-weight:600;
  color:var(--brand);
}
.hero-float .fi .t{font-size:11px;letter-spacing:.06em;color:var(--muted);}
.hero-float .sep{width:1px;height:28px;background:var(--line);}

/* ---------- 数据条 ---------- */
.trust-bar{background:#EFEBE2;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.trust-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:0;
}
@media(min-width:768px){.trust-grid{grid-template-columns:repeat(4,1fr);}}
.trust-item{
  padding:24px 12px;
  text-align:center;
  border-right:1px solid var(--line);
}
.trust-item:nth-child(2n){border-right:none;}
@media(min-width:768px){
  .trust-item{border-right:1px solid var(--line);}
  .trust-item:nth-child(2n){border-right:1px solid var(--line);}
  .trust-item:last-child{border-right:none;}
}
.trust-item .n{
  font-family:var(--font-num);
  font-size:32px;
  font-weight:600;
  color:var(--brand);
  line-height:1.1;
}
.trust-item .n span{font-size:16px;font-weight:500;color:var(--muted);}
.trust-item .t{font-size:13px;color:var(--muted);margin-top:4px;}

/* ---------- 卖点区 ---------- */
.point-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  height:100%;
  box-shadow:var(--sh-1);
  position:relative;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.point-card:hover{
  border-color:rgba(14,63,51,.4);
  box-shadow:var(--sh-2);
  transform:translateY(-3px);
}
.point-card::after{
  content:"";
  position:absolute;
  right:0;bottom:0;
  width:8px;height:8px;
  background:var(--bg);
  clip-path:polygon(100% 0,100% 100%,0 100%);
}
.point-card .pc-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.point-card .pc-num{
  font-family:var(--font-num);
  font-size:14px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--brand-light);
}
.point-icon{
  width:46px;height:46px;
  border-radius:14px;
  background:rgba(26,107,85,.1);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--brand-light);
}
.point-card h3{font-size:20px;font-weight:700;margin-bottom:10px;}
.point-card p{font-size:15px;color:var(--muted);line-height:1.8;}
.offset-desk{margin-top:0;}
@media(min-width:992px){.offset-desk{margin-top:32px;}}

/* ---------- 演示区 ---------- */
.demo-media{
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--ph);
  aspect-ratio:4/3;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.demo-media img{width:100%;height:100%;object-fit:cover;}
.steps{position:relative;padding-left:8px;}
.step{
  position:relative;
  padding-left:56px;
  padding-bottom:28px;
}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";
  position:absolute;
  left:16px;top:34px;bottom:0;
  width:1px;
  background:var(--line);
}
.step:last-child::before{display:none;}
.step .dot{
  position:absolute;
  left:0;top:0;
  width:32px;height:32px;
  border-radius:50%;
  background:var(--brand-light);
  color:#fff;
  font-family:var(--font-num);
  font-size:14px;
  font-weight:600;
  display:flex;
  align-items:center;
  justify-content:center;
}
.step h3{font-size:18px;font-weight:700;margin-bottom:6px;}
.step p{font-size:15px;color:var(--muted);line-height:1.8;}

/* ---------- 最新信息 ---------- */
.news-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
}
@media(min-width:992px){.news-head{margin-bottom:40px;}}
.link-more{
  font-size:14px;
  font-weight:600;
  color:var(--brand-light);
  white-space:nowrap;
  border-bottom:1.5px solid transparent;
  padding-bottom:2px;
  transition:border-color .2s ease,color .2s ease;
}
.link-more:hover{color:var(--brand);border-bottom-color:var(--brand);}
.news-card{
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--sh-2);
  border-color:rgba(14,63,51,.4);
}
.news-thumb{
  position:relative;
  aspect-ratio:16/9;
  background:var(--ph);
  overflow:hidden;
}
.news-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .3s ease;
}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-badge{
  position:absolute;
  left:12px;top:12px;
  background:rgba(255,255,255,.94);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  padding:5px 12px;
  border-radius:var(--r-pill);
}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.news-title{
  font-size:17px;
  font-weight:700;
  line-height:1.55;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card:hover .news-title{color:var(--brand-light);}
.news-desc{
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:16px;
}
.news-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  padding-top:14px;
  border-top:1px solid var(--line);
}
.news-meta .date{font-family:var(--font-num);letter-spacing:.03em;}
.news-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}
.news-meta .arrow{margin-left:auto;color:var(--brand-light);font-family:var(--font-num);}
.empty-state{
  text-align:center;
  padding:56px 20px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
}
.empty-state .ei{
  width:56px;height:56px;
  margin:0 auto 16px;
  border-radius:16px;
  background:rgba(26,107,85,.1);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--brand-light);
}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:20px;}

/* ---------- 证据区 ---------- */
.proof-panel{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);
  overflow:hidden;
  margin-bottom:32px;
}
@media(min-width:992px){.proof-panel{grid-template-columns:repeat(4,1fr);margin-bottom:48px;}}
.proof-cell{
  background:rgba(255,255,255,.04);
  padding:28px 20px;
  text-align:center;
}
.proof-cell .n{
  font-family:var(--font-num);
  font-size:34px;
  font-weight:600;
  color:#fff;
  line-height:1.1;
}
.proof-cell .n em{font-style:normal;font-size:16px;color:var(--mint);margin-left:4px;}
.proof-cell .t{font-size:13px;color:rgba(255,255,255,.7);margin-top:6px;}
.proof-card{
  background:rgba(255,255,255,.94);
  border-radius:var(--r-card);
  padding:26px;
  height:100%;
  border:1px solid rgba(255,255,255,.5);
}
.proof-card .quote{
  font-size:15px;
  line-height:1.85;
  color:var(--text);
  margin:14px 0 18px;
}
.proof-card .who{
  display:flex;align-items:center;gap:12px;
  padding-top:16px;
  border-top:1px solid var(--line);
}
.proof-card .who .av{
  width:38px;height:38px;border-radius:50%;
  background:rgba(26,107,85,.14);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-weight:600;color:var(--brand-light);
  font-size:14px;
}
.proof-card .who .nm{font-size:14px;font-weight:700;}
.proof-card .who .rl{font-size:12px;color:var(--muted);}

/* ---------- 价格区 ---------- */
.plan{
  background:#EFEBE2;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  height:100%;
  display:flex;
  flex-direction:column;
  position:relative;
  transition:transform .2s ease,box-shadow .2s ease;
}
.plan.featured{
  background:#fff;
  border-color:rgba(14,63,51,.25);
  box-shadow:0 20px 40px -24px rgba(10,31,26,.4);
}
.plan.featured::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:4px;
  background:var(--accent);
  border-radius:var(--r-card) var(--r-card) 0 0;
}
@media(min-width:992px){
  .plan.featured{transform:translateY(-12px);}
  .plan.featured:hover{transform:translateY(-15px);}
}
.plan .plan-name{font-size:18px;font-weight:700;margin-bottom:6px;}
.plan .plan-desc{font-size:13px;color:var(--muted);margin-bottom:18px;}
.plan .price{
  font-family:var(--font-num);
  font-size:40px;
  font-weight:600;
  color:var(--brand);
  line-height:1.1;
}
.plan .price small{font-size:15px;font-weight:500;color:var(--muted);}
.plan .price-note{font-size:12px;color:var(--muted);margin-bottom:22px;}
.plan ul{margin-bottom:26px;display:grid;gap:12px;}
.plan li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:var(--text);
  line-height:1.65;
}
.plan li svg{flex-shrink:0;margin-top:4px;color:var(--brand-light);}
.plan .plan-btn{margin-top:auto;}
.plan-flag{
  position:absolute;
  right:20px;top:18px;
  background:var(--accent);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:5px 12px;
  border-radius:var(--r-pill);
}

/* ---------- FAQ ---------- */
.accordion.faq-acc .accordion-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
}
.accordion.faq-acc .accordion-button{
  background:#fff;
  color:var(--text);
  font-size:16px;
  font-weight:700;
  line-height:1.6;
  padding:18px 20px;
  box-shadow:none!important;
  border:none;
}
.accordion.faq-acc .accordion-button:not(.collapsed){color:var(--brand);background:#fff;}
.accordion.faq-acc .accordion-button::after{
  display:none;
}
.accordion.faq-acc .accordion-button .sign{
  margin-left:auto;
  width:22px;height:22px;
  flex-shrink:0;
  position:relative;
  transition:transform .2s ease;
}
.accordion.faq-acc .accordion-button .sign::before,
.accordion.faq-acc .accordion-button .sign::after{
  content:"";
  position:absolute;
  background:var(--brand-light);
  border-radius:2px;
}
.accordion.faq-acc .accordion-button .sign::before{
  left:0;right:0;top:10px;height:2px;
}
.accordion.faq-acc .accordion-button .sign::after{
  top:0;bottom:0;left:10px;width:2px;
  transition:transform .2s ease,opacity .2s ease;
}
.accordion.faq-acc .accordion-button:not(.collapsed) .sign{transform:rotate(45deg);}
.accordion.faq-acc .accordion-body{
  padding:0 20px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}

/* ---------- 结尾 CTA ---------- */
.cta-band{padding:48px 0;}
@media(min-width:992px){.cta-band{padding:72px 0;}}
.cta-inner{
  display:flex;
  flex-direction:column;
  gap:20px;
  align-items:flex-start;
}
@media(min-width:768px){
  .cta-inner{flex-direction:row;align-items:center;justify-content:space-between;}
}
.cta-inner h2{
  color:#fff;
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.35;
}
.cta-inner p{color:rgba(255,255,255,.72);font-size:14px;margin-top:8px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-dark);
  color:#fff;
  padding:56px 0 0;
}
@media(min-width:992px){.site-footer{padding-top:72px;}}
.footer-col h3{
  font-size:14px;
  color:var(--mint);
  font-weight:700;
  letter-spacing:.06em;
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a,.footer-col li{
  font-size:14px;
  color:rgba(255,255,255,.8);
  line-height:1.7;
}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-brand{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;
}
.footer-brand .brand-text{color:#fff;font-size:18px;font-weight:900;}
.footer-brand .brand-mark{color:var(--mint);}
.footer-intro{font-size:14px;color:rgba(255,255,255,.72);line-height:1.85;max-width:320px;}
.footer-bottom{
  margin-top:48px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
  display:flex;
  flex-wrap:wrap;
  gap:8px 20px;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;
  right:24px;
  bottom:28px;
  z-index:1040;
  display:none;
  align-items:center;
  gap:12px;
  background:var(--accent);
  color:#fff;
  border-radius:var(--r-pill);
  padding:12px 16px 12px 22px;
  box-shadow:0 18px 36px -16px rgba(232,71,31,.7);
  font-size:14px;
  font-weight:700;
  opacity:0;
  transform:translateY(12px);
  pointer-events:none;
  transition:opacity .25s ease,transform .25s ease;
}
@media(min-width:768px){.float-cta{display:inline-flex;}}
.float-cta.is-show{opacity:1;transform:translateY(0);pointer-events:auto;}
.float-cta:hover{background:var(--accent-dark);color:#fff;}
.float-cta .close{
  width:24px;height:24px;
  border-radius:50%;
  background:rgba(255,255,255,.25);
  border:none;
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  line-height:1;
  cursor:pointer;
}
.float-bar{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1040;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  height:60px;
  padding:0 16px;
  background:var(--accent);
  color:#fff;
  font-size:14px;
  font-weight:600;
  transform:translateY(100%);
  transition:transform .25s ease;
}
@media(min-width:768px){.float-bar{display:none;}}
.float-bar.is-show{transform:translateY(0);}
.float-bar a{
  background:#fff;
  color:var(--accent-dark);
  font-weight:700;
  border-radius:var(--r-pill);
  padding:8px 18px;
  font-size:13px;
  white-space:nowrap;
}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
  .btn-main:hover,.point-card:hover,.news-card:hover,.plan.featured:hover{transform:none!important;}
}

/* roulang page: article */
:root{
  --brand:#0E3F33;
  --brand-dark:#08241E;
  --brand-light:#1A6B55;
  --accent:#FF5A36;
  --accent-dark:#E8471F;
  --mint:#35D6A4;
  --bg:#F5F3EE;
  --panel:#FFFFFF;
  --text:#16211E;
  --muted:#5C6B66;
  --line:#E2DED5;
  --ph:#E7E3DA;
  --r-card:18px;
  --r-inner:14px;
  --r-input:12px;
  --sh-1:0 1px 2px rgba(10,31,26,.06);
  --sh-2:0 16px 32px -16px rgba(10,31,26,.22);
  --t:200ms ease;
  --nav-h:72px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-light);text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t);}
a:hover{color:var(--brand);}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:.01em;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.num{font-family:"Oswald","Bahnschrift","DIN Alternate","Arial Narrow",sans-serif;font-variant-numeric:tabular-nums;letter-spacing:.02em;}
:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--brand);border-radius:6px;}

.site-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
.grid-tex{
  background-image:linear-gradient(rgba(14,63,51,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(14,63,51,.045) 1px,transparent 1px);
  background-size:24px 24px;
}
.sec-num{
  font-family:"Oswald","Bahnschrift","DIN Alternate",sans-serif;
  font-size:14px;letter-spacing:.16em;color:var(--brand-light);font-weight:600;
}
.sec-title{
  font-size:clamp(22px,2.6vw,32px);
  font-weight:700;line-height:1.3;
  position:relative;padding-left:16px;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:3px;background:var(--brand-light);
}
.sec-sub{color:var(--muted);font-size:15px;max-width:720px;margin-top:12px;}

/* ===== buttons ===== */
.btn-primary-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:13px 28px;border-radius:999px;
  background:var(--accent);color:#fff;font-weight:700;font-size:15px;
  border:1px solid var(--accent);box-shadow:var(--sh-1);cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),background-color var(--t);
}
.btn-primary-pill:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary-pill:active{transform:translateY(1px);box-shadow:none;}
.btn-outline-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:13px 26px;border-radius:999px;
  background:transparent;color:var(--brand);font-weight:700;font-size:15px;
  border:1px solid var(--brand);cursor:pointer;
  transition:background-color var(--t),transform var(--t);
}
.btn-outline-pill:hover{background:rgba(14,63,51,.08);color:var(--brand);transform:translateY(-2px);}
.btn-outline-pill:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:12px 22px;border-radius:999px;
  background:rgba(255,255,255,.06);color:#fff;font-weight:600;font-size:14px;
  border:1px solid rgba(255,255,255,.3);transition:background-color var(--t),border-color var(--t);
}
.btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-outline-light-pill{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:12px 24px;border-radius:999px;
  color:#fff;font-weight:700;font-size:15px;
  border:1px solid rgba(255,255,255,.45);background:transparent;
}
.btn-outline-light-pill:hover{background:rgba(255,255,255,.14);color:#fff;}

/* ===== header / nav ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color var(--t),box-shadow var(--t),background-color var(--t);
}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 20px -14px rgba(10,31,26,.35);background:#fff;}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:var(--nav-h);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{color:var(--brand);display:inline-flex;}
.brand-mark svg{display:block;}
.brand-text{font-size:19px;font-weight:900;color:var(--brand);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;}
.main-nav .nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:10px 12px;font-size:14px;font-weight:600;color:var(--text);
  border-radius:999px;white-space:nowrap;background:transparent;border:0;
}
.main-nav .nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:1.5px;
  background:var(--brand-light);transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.main-nav .nav-link:hover{color:var(--brand);}
.main-nav .nav-link:hover::after{transform:scaleX(1);}
.main-nav .nav-link.active{color:var(--brand);background:rgba(14,63,51,.08);}
.main-nav .nav-link.active::after{transform:scaleX(1);background:var(--accent);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--brand);font-size:18px;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{background:rgba(14,63,51,.06);}
.offcanvas.mobile-nav{background:var(--panel);width:320px;}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.mobile-nav .offcanvas-body{padding:12px 20px 28px;}
.mobile-nav-list a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;font-size:16px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-nav-list a:hover{color:var(--brand-light);}
.mobile-nav-list a.active{color:var(--brand);}
.mobile-nav-list a i{color:var(--brand-light);font-size:13px;}
.mobile-nav .btn-primary-pill{width:100%;margin-top:22px;}

/* ===== breadcrumb / article hero ===== */
.article-hero{
  padding:36px 0 40px;
  background:linear-gradient(180deg,#fff 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
  position:relative;
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(14,63,51,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(14,63,51,.04) 1px,transparent 1px);
  background-size:24px 24px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 80%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 80%);
}
.article-hero .site-container{position:relative;z-index:1;}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:18px;line-height:1.6;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.crumb .sep{color:#b9b3a7;}
.crumb .crumb-current{color:var(--text);font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.cat-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;font-size:12px;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;
  color:var(--brand);background:rgba(53,214,164,.16);border:1px solid rgba(53,214,164,.5);
  margin-bottom:16px;
}
.article-hero h1{
  font-size:clamp(26px,3.6vw,42px);font-weight:900;line-height:1.2;
  max-width:900px;margin-bottom:18px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--muted);
}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-row .meta-item i{color:var(--brand-light);font-size:13px;}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#cdc7bb;display:inline-block;}

/* ===== article body ===== */
.article-main{padding:56px 0 24px;}
.article-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:32px 30px;
}
.article-prose{max-width:780px;font-size:17px;line-height:1.9;color:var(--text);}
.article-prose > p:first-of-type{
  border-left:3px solid var(--brand-light);padding-left:18px;color:#25332f;
}
.article-prose p{margin:0 0 1.2em;}
.article-prose h2{
  font-size:clamp(20px,2.3vw,26px);font-weight:700;line-height:1.35;
  margin:48px 0 18px;padding-left:14px;position:relative;
}
.article-prose h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:3px;background:var(--brand-light);
}
.article-prose h3{font-size:18px;font-weight:700;margin:32px 0 14px;}
.article-prose h4{font-size:16px;font-weight:700;margin:24px 0 12px;color:var(--brand);}
.article-prose ul,.article-prose ol{margin:0 0 1.3em;padding-left:4px;}
.article-prose li{position:relative;padding-left:22px;margin-bottom:10px;line-height:1.85;}
.article-prose ul > li::before{
  content:"";position:absolute;left:2px;top:.75em;width:8px;height:8px;border-radius:2px;background:var(--brand-light);
}
.article-prose ol{counter-reset:prose-ol;}
.article-prose ol > li{counter-increment:prose-ol;}
.article-prose ol > li::before{
  content:counter(prose-ol);position:absolute;left:0;top:.15em;
  font-family:"Oswald","Bahnschrift",sans-serif;font-size:14px;font-weight:600;color:var(--accent);
}
.article-prose blockquote{
  margin:0 0 1.4em;padding:20px 22px;background:var(--bg);
  border-left:4px solid var(--brand-light);border-radius:0 var(--r-inner) var(--r-inner) 0;
  color:#26332f;font-size:16px;
}
.article-prose blockquote p:last-child{margin-bottom:0;}
.article-prose img{border-radius:var(--r-inner);margin:20px 0 10px;background:var(--ph);}
.article-prose figure{margin:24px 0;}
.article-prose figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-prose table{
  width:100%;border-collapse:collapse;margin:0 0 1.5em;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-inner);overflow:hidden;
}
.article-prose th,.article-prose td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;}
.article-prose th{background:var(--brand);color:#fff;font-weight:700;font-size:14px;}
.article-prose tbody tr:nth-child(even){background:var(--bg);}
.article-prose tbody tr:last-child td{border-bottom:0;}
.article-prose a{color:var(--brand-light);font-weight:600;text-decoration:underline;text-underline-offset:4px;}
.article-prose a:hover{color:var(--accent);}
.article-prose hr{border:0;border-top:1px solid var(--line);margin:36px 0;}
.article-prose strong{font-weight:700;color:var(--brand-dark);}

.empty-state{text-align:center;padding:40px 10px 32px;}
.empty-state i{font-size:36px;color:var(--brand-light);margin-bottom:18px;display:block;}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px;}

.pager-row{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px;
  margin-top:26px;
}
.pager-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:999px;background:#fff;
  border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--text);
}
.pager-link:hover{border-color:rgba(14,63,51,.4);color:var(--brand);transform:translateY(-2px);}

/* ===== sidebar ===== */
.side-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:24px 22px;margin-bottom:22px;
}
.side-title{
  font-size:15px;font-weight:700;margin-bottom:16px;padding-left:12px;position:relative;
}
.side-title::before{
  content:"";position:absolute;left:0;top:.25em;bottom:.25em;width:3px;border-radius:2px;background:var(--brand-light);
}
.side-list li + li{border-top:1px solid var(--line);}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 0;font-size:14px;font-weight:600;color:var(--text);line-height:1.5;
}
.side-list a span{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.side-list a i{color:var(--brand-light);font-size:12px;flex:0 0 auto;}
.side-list a:hover{color:var(--brand-light);}
.side-cta{
  background:var(--brand-dark);color:#fff;border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);padding:26px 22px;margin-bottom:22px;position:relative;overflow:hidden;
}
.side-cta::after{
  content:"";position:absolute;right:-30px;bottom:-30px;width:120px;height:120px;border-radius:50%;
  background:rgba(53,214,164,.18);
}
.side-cta h3{color:#fff;font-size:18px;font-weight:700;margin-bottom:10px;position:relative;z-index:1;}
.side-cta p{color:rgba(255,255,255,.78);font-size:14px;line-height:1.7;margin-bottom:18px;position:relative;z-index:1;}
.side-cta .btn-primary-pill{position:relative;z-index:1;width:100%;}
.side-facts li{
  display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding:10px 0;font-size:14px;color:var(--muted);border-bottom:1px dashed var(--line);
}
.side-facts li:last-child{border-bottom:0;}
.side-facts .num{font-size:20px;font-weight:600;color:var(--brand);}

/* ===== related ===== */
.related-sec{padding:32px 0 96px;}
.related-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:14px;box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(14,63,51,.4);}
.rel-thumb{
  width:96px;height:72px;flex:0 0 auto;border-radius:var(--r-inner);overflow:hidden;background:var(--ph);
}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.rel-card:hover .rel-thumb img{transform:scale(1.06);}
.rel-body h3{
  font-size:15px;font-weight:700;line-height:1.5;margin-bottom:8px;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card:hover .rel-body h3{color:var(--brand-light);}
.rel-body .rel-meta{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px;}

/* ===== CTA band ===== */
.cta-band{
  background:var(--brand-dark);color:#fff;padding:56px 0;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:24px 24px;
}
.cta-inner{
  position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:24px;
}
.cta-inner h2{color:#fff;font-size:clamp(20px,2.6vw,28px);font-weight:700;line-height:1.35;}
.cta-inner p{color:rgba(255,255,255,.75);font-size:14px;margin:8px 0 0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ===== footer ===== */
.site-footer{background:var(--brand-dark);color:#fff;padding:64px 0 28px;position:relative;}
.site-footer .row{gap:0;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{color:var(--mint);}
.footer-brand .brand-text{color:#fff;font-size:18px;font-weight:900;}
.footer-intro{color:rgba(255,255,255,.72);font-size:14px;line-height:1.8;max-width:280px;margin:0;}
.footer-col h3{color:var(--mint);font-size:14px;font-weight:700;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.8);}
.footer-col ul li a{color:rgba(255,255,255,.8);font-size:14px;}
.footer-col ul li a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ===== floating CTA ===== */
.float-cta{
  position:fixed;right:28px;bottom:28px;z-index:1040;
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 20px;border-radius:999px;background:var(--accent);color:#fff;
  font-weight:700;font-size:14px;box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity var(--t),transform var(--t),background-color var(--t),visibility var(--t);
}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta:hover{background:var(--accent-dark);color:#fff;}
.float-cta .close-x{
  border:0;background:rgba(255,255,255,.22);color:#fff;width:24px;height:24px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;font-size:11px;cursor:pointer;padding:0;
}
.mobile-cta-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  display:none;align-items:center;justify-content:space-between;gap:12px;
  height:60px;padding:0 16px;background:var(--accent);color:#fff;
  box-shadow:0 -8px 24px -14px rgba(10,31,26,.5);
  transform:translateY(100%);transition:transform var(--t);
}
.mobile-cta-bar.show{transform:translateY(0);}
.mobile-cta-bar span{font-size:14px;font-weight:700;}
.mobile-cta-bar a{
  background:#fff;color:var(--accent);font-weight:700;font-size:13px;
  padding:9px 16px;border-radius:999px;white-space:nowrap;
}

/* ===== responsive ===== */
@media (max-width:1199px){
  .main-nav .nav-link{padding:10px 9px;font-size:13px;}
}
@media (max-width:991px){
  :root{--nav-h:60px;}
  .brand-text{font-size:17px;}
  .article-hero{padding:26px 0 30px;}
  .article-main{padding:40px 0 16px;}
  .article-card{padding:24px 20px;}
  .article-prose{font-size:16px;line-height:1.85;max-width:100%;}
  .related-grid{grid-template-columns:1fr 1fr;}
  .related-sec{padding-bottom:64px;}
  .cta-band{padding:48px 0;}
  .float-cta{display:none;}
  .mobile-cta-bar{display:flex;}
  .side-cta,.side-card{margin-top:0;}
}
@media (max-width:767px){
  .site-container{padding-left:16px;padding-right:16px;}
  .article-hero h1{font-size:26px;}
  .crumb .crumb-current{white-space:normal;}
  .article-prose h2{margin-top:36px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn-primary-pill,.cta-actions .btn-outline-light-pill{flex:1 1 auto;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  body{padding-bottom:0;}
}
@media (max-width:520px){
  .article-card{padding:20px 16px;}
  .article-prose{font-size:16px;}
  .rel-thumb{width:84px;height:64px;}
  .meta-row{gap:10px;font-size:12px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  html{scroll-behavior:auto;}
  .rel-card:hover,.pager-link:hover,.btn-primary-pill:hover,.btn-outline-pill:hover{transform:none;}
}

/* roulang page: category1 */
:root{
  --brand:#0E3F33;
  --brand-deep:#08241E;
  --brand-light:#1A6B55;
  --accent:#FF5A36;
  --accent-hover:#E8471F;
  --mint:#35D6A4;
  --bg:#F5F3EE;
  --bg-soft:#EFEBE3;
  --panel:#FFFFFF;
  --text:#16211E;
  --text-2:#5C6B66;
  --line:#E2DED5;
  --img-ph:#E7E3DA;
  --r-card:18px;
  --r-small:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(10,31,26,.06);
  --sh-2:0 16px 32px -16px rgba(10,31,26,.22);
  --container:1200px;
  --t:200ms ease;
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Oswald","Bahnschrift","DIN Alternate",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--brand-light);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
[id]{scroll-margin-top:88px;}

.site-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}

.row{--bs-gutter-x:24px;--bs-gutter-y:24px;}

/* ---------- 通用排版 ---------- */
.section{padding:104px 0;}
.section-soft{background:var(--bg-soft);}
.section-panel{background:var(--panel);}
.section-head{max-width:720px;margin-bottom:48px;}
.section-num{
  display:block;
  font-family:var(--font-num);
  font-size:14px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--brand-light);
  margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.01em;
  position:relative;
  padding-left:18px;
  margin-bottom:16px;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:.18em;bottom:.18em;
  width:4px;
  border-radius:2px;
  background:var(--brand-light);
}
.section-head p{color:var(--text-2);font-size:16px;}

/* ---------- 按钮 ---------- */
.btn-cta,.btn-outline,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  padding:14px 28px;
  min-height:44px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  transition:transform var(--t),background-color var(--t),color var(--t),box-shadow var(--t),border-color var(--t);
  cursor:pointer;
  text-align:center;
}
.btn-cta{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn-cta:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px -12px rgba(232,71,31,.65);}
.btn-cta:active{transform:translateY(1px);box-shadow:none;}
.btn-cta:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--brand);}

.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-outline:hover{background:rgba(14,63,51,.08);color:var(--brand);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(1px);}
.btn-outline:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--brand-light);}

.btn-ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.55);}
.btn-ghost:focus-visible{outline:none;box-shadow:0 0 0 2px var(--brand-deep),0 0 0 4px var(--mint);}

.btn-cta-sm{padding:10px 20px;font-size:14px;}
.btn-outline-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1030;
  background:rgba(245,243,238,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color var(--t),border-color var(--t),box-shadow var(--t);
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:var(--sh-1);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--brand);
  flex:0 0 auto;
}
.brand:hover{color:var(--brand);}
.brand-mark{display:inline-flex;color:var(--brand-light);}
.brand-text{
  font-size:19px;
  font-weight:900;
  letter-spacing:-.01em;
  white-space:nowrap;
}

.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  font-size:14px;
  font-weight:600;
  color:var(--text);
  padding:8px 12px;
  border-radius:var(--r-pill);
  transition:background-color var(--t),color var(--t);
  white-space:nowrap;
}
.nav-link:hover{color:var(--brand);background:rgba(14,63,51,.08);}
.nav-link.active{background:var(--brand);color:#fff;}
.nav-link.active:hover{background:var(--brand-deep);color:#fff;}
.nav-link:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--brand-light);}

.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
  color:var(--brand);
  font-size:18px;
}
.nav-toggle:hover{background:rgba(14,63,51,.06);}
.nav-toggle:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--brand-light);}

/* ---------- 移动抽屉 ---------- */
.offcanvas.mobile-drawer{
  background:var(--bg);
  width:min(340px,86vw);
  border-left:1px solid var(--line);
}
.mobile-drawer .offcanvas-header{
  height:60px;
  padding:0 20px;
  border-bottom:1px solid var(--line);
  background:#fff;
}
.mobile-drawer .offcanvas-body{padding:16px 20px 28px;}
.drawer-brand{font-size:17px;font-weight:900;color:var(--brand);}
.mobile-nav-list{margin:8px 0 20px;}
.mobile-nav-list li + li{border-top:1px solid var(--line);}
.mobile-nav-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  padding:4px 2px;
}
.mobile-nav-list a i{color:var(--brand-light);font-size:13px;}
.mobile-nav-list a:hover{color:var(--brand);}
.mobile-nav-list a.is-active{color:var(--brand);}
.mobile-nav-list a.is-active i{color:var(--accent);}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;
  padding:132px 0 88px;
  background:var(--bg);
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(14,63,51,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(14,63,51,.045) 1px,transparent 1px);
  background-size:24px 24px;
  pointer-events:none;
}
.cat-hero .site-container{position:relative;z-index:1;}
.breadcrumb-line{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-2);
  margin-bottom:24px;
}
.breadcrumb-line a{color:var(--text-2);}
.breadcrumb-line a:hover{color:var(--brand);}
.breadcrumb-line span.sep{color:var(--line);}
.breadcrumb-line .current{color:var(--brand);font-weight:600;}

.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 360px;
  gap:48px;
  align-items:center;
}
.eyebrow{
  display:inline-block;
  font-family:var(--font-num);
  font-size:14px;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--brand-light);
  margin-bottom:16px;
}
.cat-hero h1{
  font-size:clamp(30px,4.4vw,52px);
  font-weight:900;
  line-height:1.15;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.cat-hero h1 em{
  font-style:normal;
  color:var(--brand-light);
}
.hero-lead{
  font-size:17px;
  color:var(--text-2);
  max-width:640px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-media{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--img-ph);
  aspect-ratio:4/3;
  border:1px solid var(--line);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";
  position:absolute;
  right:0;bottom:0;
  width:0;height:0;
  border-left:44px solid transparent;
  border-bottom:44px solid rgba(245,243,238,.92);
  pointer-events:none;
}

/* ---------- 数据条 ---------- */
.stat-strip{
  background:var(--bg-soft);
  border-bottom:1px solid var(--line);
  padding:32px 0;
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.stat-item{
  text-align:center;
  padding:0 16px;
  border-right:1px solid var(--line);
}
.stat-item:last-child{border-right:none;}
.stat-num{
  font-family:var(--font-num);
  font-size:32px;
  font-weight:600;
  line-height:1.15;
  color:var(--brand);
}
.stat-num span{
  font-family:var(--font-cn);
  font-size:15px;
  font-weight:600;
  margin-left:4px;
  color:var(--brand-light);
}
.stat-label{
  font-size:13px;
  letter-spacing:.06em;
  color:var(--text-2);
  margin-top:6px;
}

/* ---------- 图文交错 ---------- */
.zig-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  margin-bottom:80px;
}
.zig-row:last-child{margin-bottom:0;}
.zig-row.reverse .zig-media{order:2;}
.zig-media{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--img-ph);
  aspect-ratio:16/10;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow var(--t),transform var(--t);
}
.zig-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease;}
.zig-row:hover .zig-media{box-shadow:var(--sh-2);transform:translateY(-3px);}
.zig-row:hover .zig-media img{transform:scale(1.03);}
.zig-media .media-tag{
  position:absolute;
  left:16px;top:16px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);
  color:var(--brand);
  font-family:var(--font-num);
  font-size:12px;
  font-weight:600;
  letter-spacing:.08em;
}
.zig-copy .badge-soft{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--brand-light);
  background:rgba(26,107,85,.1);
  border-radius:var(--r-pill);
  padding:5px 14px;
  margin-bottom:16px;
}
.zig-copy h3{
  font-size:20px;
  font-weight:700;
  line-height:1.45;
  margin-bottom:14px;
}
.zig-copy p{color:var(--text-2);margin-bottom:16px;}
.check-list li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  color:var(--text);
  margin-bottom:8px;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:.62em;
  width:12px;height:12px;
  border-radius:3px;
  border:1.5px solid var(--mint);
  background:
    linear-gradient(var(--brand-light),var(--brand-light)) 42% 60%/5px 2px no-repeat,
    linear-gradient(var(--brand-light),var(--brand-light)) 62% 38%/2px 6px no-repeat;
}
.check-list li:last-child{margin-bottom:0;}

/* ---------- 步骤 ---------- */
.steps-wrap{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.step-card{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:32px 28px;
  box-shadow:var(--sh-1);
  transition:border-color var(--t),box-shadow var(--t),transform var(--t);
}
.step-card:hover{border-color:rgba(14,63,51,.4);box-shadow:var(--sh-2);transform:translateY(-3px);}
.step-index{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:32px;height:32px;
  border-radius:50%;
  background:var(--brand);
  color:#fff;
  font-family:var(--font-num);
  font-size:14px;
  font-weight:600;
  margin-bottom:18px;
}
.step-card h3{font-size:18px;font-weight:700;margin-bottom:10px;}
.step-card p{font-size:15px;color:var(--text-2);}

/* ---------- FAQ ---------- */
.faq-accordion{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
  align-items:start;
}
.faq-accordion .accordion-item{
  border:none;
  border-radius:var(--r-card);
  background:var(--panel);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.faq-accordion .accordion-header{margin:0;}
.faq-accordion .accordion-button{
  position:relative;
  width:100%;
  display:block;
  text-align:left;
  font-size:16px;
  font-weight:700;
  color:var(--text);
  background:transparent;
  border:none;
  border-radius:var(--r-card);
  padding:20px 56px 20px 24px;
  box-shadow:none;
  transition:color var(--t),background-color var(--t);
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--brand);}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:none;}
.faq-accordion .accordion-button:focus-visible{box-shadow:inset 0 0 0 2px var(--brand-light);}
.faq-accordion .accordion-button::after{
  content:"";
  position:absolute;
  right:24px;top:50%;
  width:16px;height:2px;
  margin:0;
  background:var(--brand-light);
  border-radius:2px;
  transform:translateY(-50%);
  transition:transform var(--t),background-color var(--t);
  background-image:none;
}
.faq-accordion .accordion-button::before{
  content:"";
  position:absolute;
  right:31px;top:50%;
  width:2px;height:16px;
  background:var(--brand-light);
  border-radius:2px;
  transform:translateY(-50%) rotate(0deg);
  transition:transform var(--t),background-color var(--t);
}
.faq-accordion .accordion-button:not(.collapsed)::before{transform:translateY(-50%) rotate(90deg);}
.faq-accordion .accordion-body{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}

/* ---------- 结尾 CTA ---------- */
.final-cta{
  position:relative;
  background:var(--brand-deep);
  color:#fff;
  padding:72px 0;
  overflow:hidden;
}
.final-cta::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:24px 24px;
  pointer-events:none;
}
.final-cta .site-container{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.final-cta h2{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.35;
  letter-spacing:-.01em;
}
.final-cta p{color:rgba(255,255,255,.72);font-size:15px;margin-top:8px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand);
  color:#fff;
  padding:72px 0 0;
}
.footer-col h3{
  font-size:14px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--mint);
  margin-bottom:18px;
}
.footer-col ul li{
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.8);
  margin-bottom:8px;
}
.footer-col ul li a{color:rgba(255,255,255,.8);}
.footer-col ul li a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  margin-bottom:16px;
}
.footer-brand .brand-mark{color:var(--mint);}
.footer-brand .brand-text{font-size:19px;font-weight:900;}
.footer-intro{
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.72);
  max-width:320px;
}
.footer-bottom{
  margin-top:48px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;
  right:28px;
  bottom:28px;
  z-index:1020;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 26px;
  border-radius:var(--r-pill);
  background:var(--accent);
  color:#fff;
  font-size:15px;
  font-weight:700;
  box-shadow:0 14px 30px -12px rgba(232,71,31,.7);
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  transition:opacity var(--t),transform var(--t),visibility var(--t),background-color var(--t);
}
.float-cta:hover{background:var(--accent-hover);color:#fff;}
.float-cta:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--brand);}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .site-container{max-width:960px;}
  .nav-link{padding:8px 10px;font-size:13px;}
  .brand-text{font-size:17px;}
}
@media (max-width:991.98px){
  .section{padding:72px 0;}
  .main-nav{display:none;}
  .header-actions .btn-cta,
  .header-actions .btn-outline{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:64px;}
  .cat-hero{padding:112px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media{display:none;}
  .zig-row{grid-template-columns:1fr;gap:28px;margin-bottom:56px;}
  .zig-row.reverse .zig-media{order:0;}
  .steps-wrap{grid-template-columns:1fr;gap:16px;}
  .faq-accordion{grid-template-columns:1fr;}
  .final-cta{padding:56px 0;}
  .final-cta .site-container{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767.98px){
  .site-container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .row{--bs-gutter-x:16px;--bs-gutter-y:16px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:0;}
  .stat-item{padding:16px 12px;border-right:none;border-bottom:1px solid var(--line);}
  .stat-item:nth-child(odd){border-right:1px solid var(--line);}
  .stat-item:nth-child(3),.stat-item:nth-child(4){border-bottom:none;}
  .stat-num{font-size:26px;}
  .hero-actions .btn-cta,
  .hero-actions .btn-outline{flex:1 1 100%;}
  .zig-copy h3{font-size:18px;}
  .site-footer{padding-top:56px;}
  .footer-intro{max-width:100%;}
  .float-cta{right:16px;bottom:16px;padding:12px 20px;font-size:14px;}
}
@media (max-width:575.98px){
  .cat-hero h1{font-size:clamp(26px,7vw,32px);}
  .hero-lead{font-size:15.5px;}
  .zig-media{aspect-ratio:16/11;}
  .step-card{padding:24px 20px;}
  .faq-accordion .accordion-button{font-size:15px;padding:18px 52px 18px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .btn-cta:hover,.btn-outline:hover,.float-cta.is-visible,.zig-row:hover .zig-media,.zig-row:hover .zig-media img,.step-card:hover{transform:none;}
}

/* roulang page: category2 */
:root{
  --brand:#0E3F33;
  --brand-dark:#08241E;
  --brand-light:#1A6B55;
  --accent:#FF5A36;
  --accent-hover:#E8471F;
  --mint:#35D6A4;
  --bg:#F5F3EE;
  --panel:#FFFFFF;
  --ink:#16211E;
  --muted:#5C6B66;
  --line:#E2DED5;
  --ph:#E7E3DA;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(10,31,26,.06);
  --sh-2:0 16px 32px -16px rgba(10,31,26,.22);
  --t:200ms ease;
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Oswald","Bahnschrift","DIN Alternate",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color var(--t),opacity var(--t)}
a:hover{color:var(--brand-light)}
button{font-family:inherit}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

.site-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:992px){
  .site-container{padding:0 32px}
}

section[id],article[id],div[id]{scroll-margin-top:88px}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:14px 28px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--t),background-color var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
}
.btn-accent{background:var(--accent);color:#fff;box-shadow:var(--sh-1)}
.btn-accent:hover{background:var(--accent-hover);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-accent:active{transform:translateY(1px);box-shadow:none}
.btn-solid{background:var(--brand);color:#fff}
.btn-solid:hover{background:var(--brand-light);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-solid:active{transform:translateY(1px);box-shadow:none}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:rgba(14,63,51,.08);color:var(--brand);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(1px)}
.btn-line{background:transparent;color:var(--brand);border-color:var(--line)}
.btn-line:hover{background:#fff;border-color:rgba(14,63,51,.4);transform:translateY(-2px)}
.btn-ghost-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost-line:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(245,243,238,.94);
  backdrop-filter:blur(6px);
  border-bottom:1px solid transparent;
  transition:background-color var(--t),box-shadow var(--t),border-color var(--t);
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 20px -14px rgba(10,31,26,.35);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:60px;
}
@media (min-width:992px){
  .header-inner{min-height:72px}
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--brand);
  font-weight:900;
  flex:0 0 auto;
}
.brand:hover{color:var(--brand)}
.brand-mark{
  display:inline-flex;
  width:34px;
  height:34px;
  align-items:center;
  justify-content:center;
  color:var(--brand);
}
.brand-text{
  font-size:19px;
  font-weight:900;
  letter-spacing:.01em;
  white-space:nowrap;
}
.main-nav{
  display:none;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex:1 1 auto;
}
.main-nav .nav-link{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:8px 12px;
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  border-radius:var(--r-sm);
  position:relative;
}
.main-nav .nav-link:hover{color:var(--brand)}
.main-nav .nav-link:hover::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:6px;
  height:1.5px;
  background:var(--brand);
  border-radius:2px;
}
.main-nav .nav-link.active{color:var(--brand);background:rgba(14,63,51,.07)}
.main-nav .nav-link.active::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--brand);
  margin-right:8px;
}
.nav-actions{display:none;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.nav-actions .btn{padding:12px 22px;font-size:14px;min-height:44px}
.nav-toggle{
  margin-left:auto;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:var(--r-sm);
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  cursor:pointer;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--brand);border-radius:2px}
.nav-toggle:hover{border-color:rgba(14,63,51,.4)}
@media (min-width:992px){
  .main-nav{display:flex}
  .nav-actions{display:flex}
  .nav-toggle{display:none}
}

/* 抽屉 */
.drawer{background:var(--panel);width:min(88vw,360px);border-left:1px solid var(--line)}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 20px;
  border-bottom:1px solid var(--line);
}
.drawer-brand{font-weight:900;color:var(--brand);font-size:17px}
.drawer-list{padding:8px 20px 20px}
.drawer-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  padding:12px 0;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-list a::after{content:"›";font-size:20px;color:var(--muted)}
.drawer-list a.active{color:var(--brand)}
.drawer-list a.active::after{color:var(--brand)}
.drawer-cta{padding:0 20px 28px}
.drawer-cta .btn{margin-top:12px}

/* ---------- 分类页首屏 ---------- */
.page-hero{
  position:relative;
  padding:40px 0 48px;
  background:
    linear-gradient(rgba(14,63,51,.04) 1px,transparent 1px) 0 0/24px 24px,
    linear-gradient(90deg,rgba(14,63,51,.04) 1px,transparent 1px) 0 0/24px 24px,
    var(--bg);
  border-bottom:1px solid var(--line);
}
@media (min-width:992px){
  .page-hero{padding:56px 0 72px}
}
.breadcrumb-line{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:24px;
}
.breadcrumb-line a{color:var(--muted)}
.breadcrumb-line a:hover{color:var(--brand)}
.breadcrumb-line .sep{color:#b9b3a6}
.breadcrumb-line .current{color:var(--brand);font-weight:600}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-num);
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--brand-light);
  font-weight:500;
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:26px;
  height:2px;
  background:var(--mint);
  border-radius:2px;
}
.page-hero h1{
  font-size:clamp(30px,4.4vw,52px);
  font-weight:900;
  line-height:1.15;
  letter-spacing:-.01em;
  margin-bottom:20px;
  max-width:16em;
}
.hero-lead{
  font-size:16px;
  line-height:1.85;
  color:var(--muted);
  max-width:44em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-figure{
  border-radius:var(--r-md);
  overflow:hidden;
  background:var(--ph);
  aspect-ratio:4/3;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  position:relative;
}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-figure::after{
  content:"";
  position:absolute;
  inset:auto 0 0 auto;
  width:64px;
  height:64px;
  background:linear-gradient(135deg,transparent 50%,rgba(14,63,51,.35) 50%);
}

/* ---------- 数据条 ---------- */
.stat-strip{
  background:#EFEBE3;
  border-bottom:1px solid var(--line);
  padding:0;
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:0;
}
.stat-cell{
  padding:24px 18px;
  border-bottom:1px solid var(--line);
  border-right:1px solid var(--line);
}
.stat-cell:nth-child(2n){border-right:none}
.stat-num{
  font-family:var(--font-num);
  font-size:30px;
  font-weight:600;
  color:var(--brand);
  line-height:1.1;
  display:block;
}
.stat-num small{font-size:14px;font-weight:500;margin-left:4px;color:var(--brand-light)}
.stat-label{font-size:13px;color:var(--muted);margin-top:6px;display:block}
@media (min-width:768px){
  .stat-grid{grid-template-columns:repeat(4,1fr)}
  .stat-cell{border-bottom:none;padding:28px 24px}
  .stat-cell:nth-child(2n){border-right:1px solid var(--line)}
  .stat-cell:last-child{border-right:none}
}

/* ---------- 板块通用 ---------- */
.block{padding:56px 0}
@media (min-width:992px){
  .block{padding:96px 0}
}
.block-head{margin-bottom:28px}
@media (min-width:992px){
  .block-head{margin-bottom:40px}
}
.block-head h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.25;
  padding-left:16px;
  position:relative;
}
.block-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.18em;
  bottom:.18em;
  width:4px;
  border-radius:3px;
  background:var(--brand-light);
}
.block-head p{color:var(--muted);font-size:15px;margin-top:12px;max-width:52em}

/* ---------- 主内容区：左锚点 + 右长文 ---------- */
.anchor-panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px 22px;
  box-shadow:var(--sh-1);
}
@media (min-width:992px){
  .anchor-panel{position:sticky;top:96px;padding:28px 24px}
}
.anchor-title{
  font-family:var(--font-num);
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--brand-light);
  font-weight:500;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
  margin-bottom:8px;
}
.anchor-list li a{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  padding:10px 0;
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px dashed var(--line);
}
.anchor-list li:last-child a{border-bottom:none}
.anchor-list li a::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:2px;
  background:var(--line);
  flex:0 0 auto;
  transition:background-color var(--t)
}
.anchor-list li a:hover{color:var(--brand)}
.anchor-list li a:hover::before{background:var(--brand)}
.anchor-panel .btn{margin-top:18px}

.long-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 22px;
  box-shadow:var(--sh-1);
}
@media (min-width:768px){
  .long-card{padding:40px 38px}
}
.long-card section + section{margin-top:48px;padding-top:32px;border-top:1px solid var(--line)}
.long-card h2{
  font-size:22px;
  font-weight:700;
  line-height:1.35;
  padding-left:14px;
  position:relative;
  margin-bottom:18px;
}
.long-card h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.2em;
  bottom:.2em;
  width:4px;
  border-radius:3px;
  background:var(--brand-light);
}
.long-card h3{font-size:18px;font-weight:700;margin:24px 0 10px}
.long-card p{color:var(--muted);font-size:16px;line-height:1.85;margin-bottom:14px}
.long-card p:last-child{margin-bottom:0}
.long-card strong{color:var(--ink)}

.tick-list{margin:16px 0 0}
.tick-list li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  color:var(--muted);
  line-height:1.8;
  margin-bottom:10px;
}
.tick-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:14px;
  height:8px;
  border-left:2px solid var(--mint);
  border-bottom:2px solid var(--mint);
  transform:rotate(-45deg);
  border-radius:1px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  display:inline-flex;
  align-items:center;
  padding:5px 14px;
  border-radius:var(--r-pill);
  background:rgba(14,63,51,.07);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
}
.tag.is-accent{background:rgba(255,90,54,.12);color:var(--accent-hover)}

.figure-inline{
  margin:26px 0;
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--ph);
  aspect-ratio:16/9;
}
.figure-inline img{width:100%;height:100%;object-fit:cover}

.table-wrap{
  margin-top:20px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
}
.table-wrap table{width:100%;border-collapse:collapse;font-size:14px}
.table-wrap th,.table-wrap td{
  padding:12px 16px;
  text-align:left;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.table-wrap thead th{
  background:rgba(14,63,51,.06);
  color:var(--brand);
  font-weight:700;
  font-size:13px;
  letter-spacing:.02em;
}
.table-wrap tbody tr:nth-child(even){background:#F5F3EE}
.table-wrap tbody tr:last-child td{border-bottom:none}
.table-wrap td:first-child{font-weight:600;color:var(--ink);white-space:nowrap}
.table-scroll{overflow-x:auto}

/* ---------- 步骤区 ---------- */
.steps-block{background:#EFEBE3;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){
  .steps-grid{grid-template-columns:repeat(3,1fr);gap:24px}
}
.step-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px;
  box-shadow:var(--sh-1);
  position:relative;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.step-card::after{
  content:"";
  position:absolute;
  right:0;
  bottom:0;
  width:8px;
  height:8px;
  background:linear-gradient(135deg,transparent 50%,rgba(14,63,51,.16) 50%);
  border-bottom-right-radius:var(--r-lg);
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(14,63,51,.4)}
.step-num{
  font-family:var(--font-num);
  font-size:14px;
  font-weight:600;
  color:var(--brand-light);
  letter-spacing:.08em;
  display:block;
  margin-bottom:12px;
}
.step-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.step-card p{color:var(--muted);font-size:14px;line-height:1.75}

/* ---------- FAQ ---------- */
.faq-block{background:var(--bg)}
.accordion-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg) !important;
  overflow:hidden;
  margin-bottom:12px;
}
.accordion-button{
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  background:var(--panel);
  padding:18px 22px;
  border-radius:var(--r-lg) !important;
  box-shadow:none !important;
}
.accordion-button:not(.collapsed){color:var(--brand)}
.accordion-button::after{
  content:"+";
  background-image:none !important;
  width:auto;
  height:auto;
  font-size:22px;
  font-weight:400;
  line-height:1;
  color:var(--accent);
  transform:none;
  transition:transform var(--t);
  margin-left:16px;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.accordion-button:hover{color:var(--brand)}
.accordion-body{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:16px;
}
.faq-aside{
  background:var(--brand);
  color:#fff;
  border-radius:var(--r-lg);
  padding:28px 24px;
  position:relative;
  overflow:hidden;
}
.faq-aside::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px) 0 0/24px 24px,
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px) 0 0/24px 24px;
  pointer-events:none;
}
.faq-aside h3{color:#fff;font-size:20px;font-weight:700;margin-bottom:12px;position:relative}
.faq-aside p{color:rgba(255,255,255,.78);font-size:14px;line-height:1.8;margin-bottom:20px;position:relative}
.faq-aside .btn{position:relative}

/* ---------- 结尾 CTA ---------- */
.cta-band{
  background:var(--brand-dark);
  color:#fff;
  padding:48px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px) 0 0/24px 24px,
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px) 0 0/24px 24px;
  pointer-events:none;
}
@media (min-width:992px){
  .cta-band{padding:64px 0}
}
.cta-inner{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:20px;
  align-items:flex-start;
}
@media (min-width:768px){
  .cta-inner{flex-direction:row;align-items:center;justify-content:space-between}
}
.cta-inner h2{
  color:#fff;
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.3;
  max-width:22em;
}
.cta-inner p{color:rgba(255,255,255,.75);font-size:14px;margin-top:8px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-dark);
  color:#fff;
  padding:56px 0 24px;
  border-top:1px solid rgba(255,255,255,.12);
}
.site-footer .row{--bs-gutter-x:24px}
.footer-col h3{
  font-size:14px;
  font-weight:600;
  color:var(--mint);
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;margin-bottom:14px}
.footer-brand .brand-mark{color:var(--mint)}
.footer-brand .brand-text{font-size:19px;font-weight:900}
.footer-intro{color:rgba(255,255,255,.72);font-size:14px;line-height:1.8;max-width:30em}
.footer-col ul li{margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.8)}
.footer-col ul li a{color:rgba(255,255,255,.8)}
.footer-col ul li a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  margin-top:36px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  gap:8px 20px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:1040;
  display:flex;
  align-items:center;
  gap:12px;
  background:var(--accent);
  color:#fff;
  padding:10px 12px 10px 22px;
  border-radius:var(--r-pill);
  box-shadow:0 18px 36px -18px rgba(10,31,26,.55);
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  transition:opacity var(--t),transform var(--t),visibility var(--t);
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.float-cta a{color:#fff;font-size:14px;font-weight:700;white-space:nowrap}
.float-cta a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.float-cta-close{
  width:28px;
  height:28px;
  border-radius:50%;
  border:none;
  background:rgba(255,255,255,.22);
  color:#fff;
  font-size:16px;
  line-height:1;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:background-color var(--t);
}
.float-cta-close:hover{background:rgba(255,255,255,.36)}
@media (max-width:767.98px){
  .float-cta{
    left:0;
    right:0;
    bottom:0;
    border-radius:0;
    padding:10px 16px;
    justify-content:space-between;
    min-height:60px;
  }
  .float-cta a{font-size:15px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
  .btn:hover,.step-card:hover{transform:none}
}

/* roulang page: category3 */
:root{
  --brand:#0E3F33;
  --brand-dark:#08241E;
  --brand-light:#1A6B55;
  --accent:#FF5A36;
  --accent-dark:#E8471F;
  --mint:#35D6A4;
  --bg:#F5F3EE;
  --panel:#FFFFFF;
  --ink:#16211E;
  --muted:#5C6B66;
  --line:#E2DED5;
  --img-bg:#E7E3DA;
  --r-card:18px;
  --r-inner:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(10,31,26,.06);
  --sh-2:0 16px 32px -16px rgba(10,31,26,.22);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Oswald","Bahnschrift","DIN Alternate",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-light)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-light);outline-offset:2px;border-radius:6px}
.site-container{max-width:1200px;margin:0 auto;padding:0 32px;width:100%}
.section{padding:96px 0}
[id]{scroll-margin-top:88px}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:rgba(245,243,238,.94);
  border-bottom:1px solid transparent;
  transition:background .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 8px 20px -18px rgba(10,31,26,.5);
}
.header-inner{height:72px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand .brand-mark{color:var(--brand-light);display:flex}
.brand .brand-text{font-size:19px;font-weight:900;color:var(--brand);letter-spacing:.01em;white-space:nowrap}
.main-nav{flex:1;display:flex;align-items:center;justify-content:center;gap:20px}
.nav-link{
  position:relative;
  font-size:14px;font-weight:600;color:var(--ink);
  padding:6px 2px;white-space:nowrap;background:none;border:0;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;
  background:var(--brand-light);transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--brand-light)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:#fff;color:var(--brand);align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:rgba(14,63,51,.4)}
@media (max-width:991.98px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn-ghost-pill{display:none}
  .header-inner{height:60px}
  .brand .brand-text{font-size:17px}
}
@media (max-width:575.98px){
  .nav-actions .btn-accent-pill{display:none}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1.4;
  border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-accent{background:var(--accent);color:#fff;padding:14px 28px}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 28px -16px rgba(232,71,31,.85)}
.btn-accent:active{transform:translateY(1px);box-shadow:none}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:rgba(14,63,51,.08);color:var(--brand)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost-pill{border-color:rgba(255,255,255,.3);color:#fff;background:transparent}
.btn-ghost-pill:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-sm-nav{min-height:38px;padding:9px 20px;font-size:14px}
.btn-outline-sm{min-height:38px;padding:9px 20px;font-size:14px;border-color:rgba(14,63,51,.35);color:var(--brand);background:transparent}
.btn-outline-sm:hover{background:rgba(14,63,51,.08);color:var(--brand)}
.btn-wide{width:100%}

/* ---------- 移动端抽屉 ---------- */
.offcanvas.offcanvas-end{background:var(--panel);width:320px}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px}
.offcanvas-header .brand-text{font-size:17px;font-weight:900;color:var(--brand)}
.offcanvas-body{padding:16px 22px 28px}
.mobile-nav{display:flex;flex-direction:column;gap:4px}
.mobile-nav .m-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:8px 4px;font-size:16px;font-weight:600;
  color:var(--ink);border-bottom:1px solid var(--line);
}
.mobile-nav .m-link:hover{color:var(--brand-light)}
.mobile-nav .m-link.active{color:var(--brand)}
.mobile-nav .m-link .arrow{color:var(--muted);font-size:18px;line-height:1}
.mobile-nav .btn{margin-top:20px}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:calc(72px + 64px) 0 64px;
  background:var(--bg);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(14,63,51,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(14,63,51,.04) 1px,transparent 1px);
  background-size:24px 24px;
}
.page-hero .site-container{position:relative}
.breadcrumb-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:22px;
}
.breadcrumb-line a{color:var(--muted)}
.breadcrumb-line a:hover{color:var(--brand-light)}
.breadcrumb-line .sep{color:var(--line);font-family:var(--font-num)}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-num);font-size:12px;font-weight:600;
  letter-spacing:.08em;text-transform:uppercase;color:var(--brand-light);
  margin-bottom:16px;
}
.eyebrow .tag-index{color:var(--accent)}
.page-hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:900;line-height:1.15;
  letter-spacing:-.01em;margin-bottom:20px;
}
.hero-lead{font-size:16px;line-height:1.9;color:var(--muted);max-width:620px}
.hero-figure{
  max-width:380px;margin-left:auto;border-radius:var(--r-card);overflow:hidden;
  background:var(--img-bg);box-shadow:var(--sh-2);position:relative;
}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--img-bg)}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(8,36,30,0) 55%,rgba(8,36,30,.35) 100%);
}
@media (max-width:991.98px){
  .page-hero{padding:calc(60px + 44px) 0 48px}
  .hero-figure{max-width:100%;margin:28px 0 0}
}

/* ---------- 通用板块 ---------- */
.section-panel{background:#fff}
.section-title{margin-bottom:36px}
.section-title .num{
  display:block;font-family:var(--font-num);font-size:14px;font-weight:600;
  letter-spacing:.08em;color:var(--brand-light);margin-bottom:12px;
}
.section-title h2{
  font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.25;margin-bottom:14px;
}
.section-title p{color:var(--muted);max-width:700px}
.section-dark{
  background-color:var(--brand-dark);
  color:#fff;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:24px 24px;
}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark .section-title .num{color:var(--mint)}
.section-dark .section-title p{color:rgba(255,255,255,.72)}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-top:8px}
.timeline::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;
  transform:translateX(-1px);
  background:linear-gradient(180deg,rgba(26,107,85,.06),rgba(26,107,85,.45),rgba(26,107,85,.06));
}
.tl-item{
  display:grid;grid-template-columns:1fr 72px 1fr;align-items:start;
  margin-bottom:24px;position:relative;
}
.tl-item .tl-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.tl-item .tl-card:hover{
  border-color:rgba(14,63,51,.4);box-shadow:var(--sh-2);transform:translateY(-2px);
}
.tl-item:nth-child(odd) .tl-card{grid-column:1;grid-row:1}
.tl-item:nth-child(even) .tl-card{grid-column:3;grid-row:1}
.tl-dot{
  grid-column:2;grid-row:1;justify-self:center;margin-top:22px;
  width:44px;height:44px;border-radius:50%;
  background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:15px;font-weight:600;
  box-shadow:0 0 0 6px rgba(14,63,51,.07);
}
.tl-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.tl-card > p{font-size:15px;color:var(--muted);margin-bottom:16px}
.tl-list li{
  position:relative;padding-left:20px;font-size:14px;line-height:1.7;
  color:var(--ink);margin-bottom:8px;
}
.tl-list li:last-child{margin-bottom:0}
.tl-list li::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;
  background:var(--mint);
}
@media (max-width:991.98px){
  .timeline::before{left:21px;transform:none}
  .tl-item{grid-template-columns:1fr;padding-left:64px;margin-bottom:18px}
  .tl-item .tl-card{grid-column:1!important;grid-row:1;padding:22px 22px}
  .tl-dot{position:absolute;left:0;top:0;margin-top:16px;grid-column:auto;grid-row:auto}
}

/* ---------- 深色数据区 ---------- */
.metric-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px;
}
.metric{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);padding:24px;
}
.metric .n{
  font-family:var(--font-num);font-size:32px;font-weight:600;line-height:1.1;color:#fff;
}
.metric .n em{font-style:normal;font-size:16px;color:var(--mint);margin-left:6px;font-family:var(--font-cn);font-weight:600}
.metric .l{font-size:13px;color:rgba(255,255,255,.72);margin-top:10px}
.dark-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:32px}
.dark-card{
  background:rgba(255,255,255,.94);border-radius:var(--r-card);padding:28px 30px;
}
.dark-card h3{font-size:18px;font-weight:700;color:var(--brand-dark);margin-bottom:10px}
.dark-card p{font-size:15px;color:var(--muted)}
@media (max-width:991.98px){
  .metric-grid{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media (max-width:767.98px){
  .dark-cards{grid-template-columns:1fr}
}

/* ---------- 查阅方式 ---------- */
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.guide-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.guide-card:hover{border-color:rgba(14,63,51,.4);box-shadow:var(--sh-2);transform:translateY(-2px)}
.guide-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--img-bg)}
.guide-card .body{padding:24px 26px 28px}
.guide-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.guide-card p{font-size:15px;color:var(--muted);margin-bottom:14px}
.plain-list li{
  position:relative;padding-left:20px;font-size:14px;line-height:1.75;color:var(--ink);margin-bottom:8px;
}
.plain-list li:last-child{margin-bottom:0}
.plain-list li::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;
  background:var(--brand-light);
}
.guide-wide{
  grid-column:1 / -1;display:grid;grid-template-columns:320px 1fr;align-items:stretch;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);
}
.guide-wide img{width:100%;height:100%;min-height:220px;object-fit:cover;background:var(--img-bg)}
.guide-wide .body{padding:30px 32px}
.guide-wide h3{font-size:20px;font-weight:700;margin-bottom:10px}
.guide-wide p{font-size:15px;color:var(--muted);margin-bottom:14px}
@media (max-width:991.98px){
  .guide-wide{grid-template-columns:1fr}
  .guide-wide img{min-height:180px;aspect-ratio:16/9}
}
@media (max-width:767.98px){
  .guide-grid{grid-template-columns:1fr}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.accordion-item{
  border:0;border-radius:var(--r-card)!important;overflow:hidden;
  margin-bottom:12px;background:var(--panel);box-shadow:var(--sh-1);
}
.accordion-button{
  font-size:16px;font-weight:700;color:var(--ink);
  padding:20px 24px;background:var(--panel);border-radius:var(--r-card)!important;
  display:flex;align-items:center;gap:16px;
}
.accordion-button:not(.collapsed){
  color:var(--brand);background:var(--panel);box-shadow:inset 0 -1px 0 var(--line);
}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--brand-light);outline-offset:-2px}
.accordion-button::after{
  content:"+";background-image:none;
  font-family:var(--font-num);font-size:22px;font-weight:400;line-height:1;
  width:auto;height:auto;color:var(--brand);
  transform:none;transition:transform .2s ease,color .2s ease;margin-left:auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--accent)}
.accordion-body{padding:4px 24px 24px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ---------- 结尾 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand-dark);color:#fff;
  padding:76px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.16;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:24px 24px;
}
.cta-band .inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.35;margin:0}
.cta-band .sub{color:rgba(255,255,255,.72);font-size:15px;margin-top:10px}
@media (max-width:767.98px){
  .cta-band{padding:56px 0}
  .cta-band .inner{flex-direction:column;align-items:flex-start}
  .cta-band .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-dark);color:#fff;padding:72px 0 0;
}
.site-footer .row{--bs-gutter-x:32px}
.footer-col h3{
  font-size:14px;font-weight:700;color:var(--mint);letter-spacing:.02em;margin-bottom:16px;
}
.footer-col ul{padding:0;margin:0}
.footer-col li{font-size:14px;line-height:1.7;color:rgba(255,255,255,.8);margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.8)}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{color:var(--mint);display:flex}
.footer-brand .brand-text{font-size:18px;font-weight:900;color:#fff}
.footer-intro{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:280px;margin:0}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 28px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
@media (max-width:767.98px){
  .site-footer{padding:56px 0 0}
  .footer-bottom{margin-top:32px;flex-direction:column}
}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:10px;
  background:var(--accent);color:#fff;border-radius:var(--r-pill);
  padding:12px 16px 12px 22px;font-size:15px;font-weight:700;
  box-shadow:0 18px 34px -18px rgba(232,71,31,.9);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .2s ease;
}
.float-cta.show{opacity:1;visibility:visible;transform:none}
.float-cta:hover{background:var(--accent-dark);color:#fff}
.float-cta .close{
  width:24px;height:24px;border-radius:50%;border:0;background:rgba(255,255,255,.22);
  color:#fff;font-size:14px;line-height:1;display:flex;align-items:center;justify-content:center;
}
.float-cta .close:hover{background:rgba(255,255,255,.36)}
@media (max-width:767.98px){
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;
    padding:10px 16px;min-height:60px;justify-content:space-between;
  }
  .float-cta .close{order:3}
}

@media (max-width:767.98px){
  .site-container{padding:0 20px}
  .section{padding:56px 0}
  .page-hero h1{font-size:clamp(28px,7vw,36px)}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
  .btn:hover,.tl-item .tl-card:hover,.guide-card:hover{transform:none!important}
}

/* roulang page: category4 */
:root{
  --brand:#0E3F33;
  --brand-dark:#08241E;
  --brand-light:#1A6B55;
  --accent:#FF5A36;
  --accent-dark:#E8471F;
  --mint:#35D6A4;
  --bg:#F5F3EE;
  --bg-soft:#EFEBE3;
  --panel:#FFFFFF;
  --text:#16211E;
  --muted:#5C6B66;
  --line:#E2DED5;
  --img-bg:#E7E3DA;
  --r-card:18px;
  --r-sm:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-rest:0 1px 2px rgba(10,31,26,.06);
  --sh-hover:0 16px 32px -16px rgba(10,31,26,.22);
  --ease:200ms ease;
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Oswald","Bahnschrift","DIN Alternate","Arial Narrow",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
p{margin:0 0 16px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,.accordion-button:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
}
.site-container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.site-container{padding:0 32px;}}
@media (min-width:992px) and (max-width:1199.98px){.site-container{max-width:960px;}}
.row{--bs-gutter-x:24px;--bs-gutter-y:24px;}
@media (max-width:767.98px){.row{--bs-gutter-x:16px;--bs-gutter-y:16px;}}

/* ============ 按钮体系 ============ */
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--accent);color:#fff;font-weight:700;font-size:15px;
  border:0;border-radius:var(--r-pill);padding:14px 28px;min-height:44px;
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
  cursor:pointer;
}
.btn-cta:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px -16px rgba(232,71,31,.55);}
.btn-cta:active{transform:translateY(-1px);box-shadow:none;}
.btn-ghost-link{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--brand);font-weight:600;font-size:15px;
  border:1px solid var(--brand);border-radius:var(--r-pill);padding:13px 26px;min-height:44px;
  transition:background var(--ease),transform var(--ease),color var(--ease);
}
.btn-ghost-link:hover{background:rgba(14,63,51,.08);color:var(--brand);transform:translateY(-2px);}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:#fff;font-weight:600;font-size:15px;
  border:1px solid rgba(255,255,255,.34);border-radius:var(--r-pill);padding:13px 26px;min-height:44px;
  transition:background var(--ease),transform var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn-nav{padding:10px 20px;font-size:14px;min-height:40px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(245,243,238,.98);
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(10,31,26,.06);
}
.header-inner{display:flex;align-items:center;gap:20px;height:60px;}
@media (min-width:992px){.header-inner{height:72px;gap:24px;}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{display:inline-flex;color:var(--brand-light);}
.brand-text{font-weight:900;font-size:17px;letter-spacing:.01em;color:var(--brand);white-space:nowrap;}
@media (min-width:992px){.brand-text{font-size:19px;}}
.main-nav{display:none;}
@media (min-width:992px){
  .main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
}
.nav-link{
  position:relative;display:block;
  font-size:14px;font-weight:600;color:var(--text);
  padding:10px 10px;white-space:nowrap;
  transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:10px;right:10px;bottom:4px;height:1.5px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform var(--ease);
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
@media (min-width:992px){.nav-actions{margin-left:16px;}}
.nav-actions .desktop-only{display:none;}
@media (min-width:992px){.nav-actions .desktop-only{display:inline-flex;}}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:#fff;color:var(--brand);cursor:pointer;
}
@media (min-width:992px){.nav-toggle{display:none;}}
.nav-toggle svg{width:20px;height:20px;}
.offcanvas{background:var(--bg);}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.offcanvas-title{font-weight:900;color:var(--brand);font-size:17px;}
.offcanvas-body{padding:16px 20px 24px;}
.drawer-list li{border-bottom:1px solid var(--line);}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;font-size:15px;font-weight:600;color:var(--text);
}
.drawer-list a:hover,.drawer-list a.active{color:var(--brand);}
.drawer-list a span.arrow{color:var(--muted);font-size:14px;}
.drawer-cta{margin-top:24px;}
.drawer-cta .btn-cta{width:100%;}

/* ============ 分类页 Hero ============ */
.cat-hero{
  position:relative;
  padding:48px 0;
  background-color:var(--bg);
  background-image:linear-gradient(rgba(14,63,51,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(14,63,51,.04) 1px,transparent 1px);
  background-size:24px 24px;
  border-bottom:1px solid var(--line);
}
@media (min-width:768px){.cat-hero{padding:64px 0 72px;}}
.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:20px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.breadcrumbs a{color:var(--muted);transition:color var(--ease);}
.breadcrumbs a:hover{color:var(--brand);}
.breadcrumbs .sep{color:#B9B3A6;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-num);font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--brand-light);font-weight:600;margin-bottom:16px;
}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--brand-light);display:inline-block;}
.cat-hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:900;line-height:1.15;
  letter-spacing:-.01em;margin-bottom:20px;max-width:18em;
}
.hero-lead{font-size:16px;line-height:1.85;color:var(--muted);max-width:38em;margin-bottom:28px;}
@media (min-width:768px){.hero-lead{font-size:17px;}}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-figure-wrap{display:flex;justify-content:flex-end;}
.hero-figure{
  width:100%;max-width:380px;margin:0;position:relative;overflow:hidden;
  border-radius:var(--r-sm);background:var(--img-bg);
  box-shadow:var(--sh-hover);
}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px 16px;background:linear-gradient(180deg,rgba(8,36,30,0) 0%,rgba(8,36,30,.78) 100%);
  color:#fff;font-size:13px;line-height:1.6;
}

/* ============ 数据条 ============ */
.stat-band{background:var(--bg-soft);border-bottom:1px solid var(--line);padding:28px 0;}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;}
@media (min-width:768px){.stat-grid{grid-template-columns:repeat(4,1fr);}}
.stat-cell{padding:8px 20px;border-left:1px solid var(--line);}
.stat-cell:first-child{border-left:0;}
@media (max-width:767.98px){
  .stat-cell:nth-child(odd){border-left:0;}
  .stat-cell{padding:8px 10px;}
}
.stat-num{font-family:var(--font-num);font-size:28px;font-weight:600;color:var(--brand);line-height:1.2;display:block;letter-spacing:.01em;}
@media (min-width:768px){.stat-num{font-size:32px;}}
.stat-label{font-size:13px;color:var(--muted);display:block;margin-top:2px;}

/* ============ 区块通用 ============ */
.section{padding:56px 0;}
@media (min-width:768px){.section{padding:96px 0;}}
.section-tight{padding:48px 0;}
@media (min-width:768px){.section-tight{padding:72px 0;}}
.sec-head{margin-bottom:32px;max-width:760px;}
@media (min-width:768px){.sec-head{margin-bottom:40px;}}
.sec-num{
  display:block;font-family:var(--font-num);font-size:14px;letter-spacing:.16em;
  color:var(--brand-light);font-weight:600;margin-bottom:10px;
}
.sec-head h2{
  font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.25;
  position:relative;padding-left:18px;margin-bottom:14px;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  background:var(--brand-light);border-radius:2px;
}
.sec-head p{color:var(--muted);font-size:15px;margin-bottom:0;}
.sec-head-wide{max-width:none;display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:flex-end;}
.sec-more{
  font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;
  border-bottom:1.5px solid transparent;transition:border-color var(--ease),gap var(--ease);
}
.sec-more:hover{border-color:var(--brand);gap:10px;}

/* ============ FAQ 前置区 ============ */
.faq-intro{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;margin-bottom:28px;box-shadow:var(--sh-rest);
}
@media (min-width:768px){.faq-intro{padding:32px;margin-bottom:36px;}}
.faq-intro h3{font-size:20px;margin-bottom:12px;}
.faq-intro p{color:var(--muted);font-size:15px;margin-bottom:16px;}
.faq-intro-list{display:grid;grid-template-columns:1fr;gap:10px;}
@media (min-width:768px){.faq-intro-list{grid-template-columns:repeat(3,1fr);gap:16px;}}
.faq-intro-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text);}
.faq-intro-list .dot{
  flex:0 0 16px;width:16px;height:16px;margin-top:5px;border-radius:4px;
  border:1.5px solid var(--mint);display:inline-flex;align-items:center;justify-content:center;
}
.faq-intro-list .dot::after{content:"";width:6px;height:6px;border-radius:2px;background:var(--mint);}

.accordion{border:0;background:transparent;}
.accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.accordion-item:hover{border-color:rgba(14,63,51,.4);box-shadow:var(--sh-rest);}
.accordion-button{
  background:#fff;color:var(--text);font-weight:700;font-size:16px;line-height:1.6;
  padding:18px 52px 18px 20px;box-shadow:none !important;border:0;
}
.accordion-button:not(.collapsed){color:var(--brand);background:#fff;}
.accordion-button::after{
  width:22px;height:22px;background-image:none;content:"+";
  font-family:var(--font-num);font-size:22px;line-height:1;color:var(--brand-light);
  display:flex;align-items:center;justify-content:center;
  background-size:0;transition:transform var(--ease),color var(--ease);
  margin-left:auto;position:absolute;right:20px;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--accent);}
.accordion-body{padding:0 20px 22px;font-size:15px;line-height:1.85;color:var(--muted);}

/* ============ 卡片矩阵 ============ */
.matrix-card{
  position:relative;height:100%;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px 24px 30px;overflow:hidden;
  box-shadow:var(--sh-rest);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.matrix-card::after{
  content:"";position:absolute;right:0;bottom:0;width:0;height:0;
  border-style:solid;border-width:0 0 12px 12px;
  border-color:transparent transparent var(--line) transparent;
  transition:border-color var(--ease);
}
.matrix-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(14,63,51,.4);}
.matrix-card:hover::after{border-color:transparent transparent var(--brand-light) transparent;}
.matrix-card .card-index{
  font-family:var(--font-num);font-size:13px;letter-spacing:.14em;color:var(--brand-light);
  font-weight:600;display:block;margin-bottom:14px;
}
.matrix-card .card-icon{
  width:44px;height:44px;border-radius:12px;background:rgba(26,107,85,.1);
  display:inline-flex;align-items:center;justify-content:center;color:var(--brand-light);
  margin-bottom:16px;
}
.matrix-card .card-icon svg{width:22px;height:22px;}
.matrix-card h3{font-size:20px;margin-bottom:10px;line-height:1.4;}
.matrix-card p{font-size:14.5px;line-height:1.8;color:var(--muted);margin-bottom:14px;}
.matrix-card .tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;
  font-size:12px;letter-spacing:.06em;font-weight:600;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(14,63,51,.07);color:var(--brand-light);
}
.tag-accent{background:rgba(255,90,54,.1);color:var(--accent-dark);}

/* ============ 结尾 CTA ============ */
.cta-band{
  background-color:var(--brand);
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:24px 24px;
  padding:48px 0;
}
@media (min-width:768px){.cta-band{padding:64px 0;}}
.cta-inner{display:flex;flex-direction:column;gap:22px;}
@media (min-width:768px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:32px;}}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);font-weight:900;line-height:1.3;margin-bottom:8px;}
.cta-inner p{color:rgba(255,255,255,.78);font-size:15px;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex-shrink:0;}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-dark);color:#fff;padding:56px 0 24px;}
@media (min-width:768px){.site-footer{padding:72px 0 28px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff;}
.footer-brand .brand-mark{color:var(--mint);}
.footer-brand .brand-text{color:#fff;font-weight:900;font-size:18px;}
.footer-intro{color:rgba(255,255,255,.68);font-size:14px;line-height:1.8;margin:0;max-width:22em;}
.footer-col h3{font-size:14px;color:var(--mint);font-weight:700;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.68);}
.footer-col ul li a{color:rgba(255,255,255,.8);transition:color var(--ease),text-decoration-color var(--ease);text-decoration:underline;text-decoration-color:transparent;text-underline-offset:4px;}
.footer-col ul li a:hover{color:#fff;text-decoration-color:#fff;}
.footer-bottom{
  margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;display:none;align-items:center;gap:10px;
}
.float-cta.is-visible{display:flex;}
.float-cta .float-btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#fff;font-weight:700;font-size:15px;
  border-radius:var(--r-pill);padding:14px 26px;min-height:48px;
  box-shadow:0 16px 32px -16px rgba(232,71,31,.6);
  transition:background var(--ease),transform var(--ease);
}
.float-cta .float-btn:hover{background:var(--accent-dark);transform:translateY(-2px);color:#fff;}
.float-cta .float-close{
  width:32px;height:32px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--muted);cursor:pointer;font-size:16px;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
}
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;
  align-items:center;justify-content:space-between;gap:12px;
  height:60px;padding:0 16px;background:var(--accent);
  box-shadow:0 -8px 24px -12px rgba(10,31,26,.4);
}
.mobile-bar.is-visible{display:flex;}
.mobile-bar span{color:#fff;font-size:14px;font-weight:600;}
.mobile-bar a{
  background:#fff;color:var(--accent-dark);font-weight:700;font-size:14px;
  border-radius:var(--r-pill);padding:9px 18px;white-space:nowrap;
}
@media (max-width:767.98px){
  .float-cta{display:none !important;}
}
@media (min-width:768px){
  .mobile-bar{display:none !important;}
}
@media (max-width:767.98px){
  .site-footer{padding-bottom:84px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
  .matrix-card:hover,.btn-cta:hover,.btn-ghost-link:hover,.btn-ghost-light:hover,.float-cta .float-btn:hover{transform:none;}
}
:target{scroll-margin-top:88px;}
section[id]{scroll-margin-top:88px;}

/* roulang page: category5 */
:root{
  --brand:#0E3F33;
  --brand-dark:#08241E;
  --brand-light:#1A6B55;
  --accent:#FF5A36;
  --accent-dark:#E8471F;
  --mint:#35D6A4;
  --bg:#F5F3EE;
  --panel:#FFFFFF;
  --text:#16211E;
  --muted:#5C6B66;
  --line:#E2DED5;
  --ph:#E7E3DA;
  --r-card:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(10,31,26,.06);
  --sh-2:0 16px 32px -16px rgba(10,31,26,.22);
  --ease:200ms ease;
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Oswald","Bahnschrift","DIN Alternate",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-cn);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;color:var(--text)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:none;box-shadow:0 0 0 2px #FFFFFF,0 0 0 4px var(--brand-light)}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;z-index:2000}
.skip-link:focus{left:0}

/* 容器 */
.site-container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.site-container{padding:0 32px}}
.row{--bs-gutter-x:24px;--bs-gutter-y:24px}
@media (max-width:767.98px){.row{--bs-gutter-x:16px;--bs-gutter-y:16px}}

/* 按钮 */
.btn-cta,.btn-ghost-brand,.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:14px 28px;border-radius:var(--r-pill);
  font-weight:700;font-size:15px;line-height:1;cursor:pointer;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-cta{background:var(--accent);border:1px solid var(--accent);color:#fff;box-shadow:var(--sh-1)}
.btn-cta:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-cta:active{transform:translateY(1px);box-shadow:none}
.btn-ghost-brand{background:transparent;border:1px solid var(--brand);color:var(--brand)}
.btn-ghost-brand:hover{background:rgba(14,63,51,.08);color:var(--brand)}
.btn-ghost-light{background:transparent;border:1px solid rgba(255,255,255,.3);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.55);color:#fff}
.btn-sm-nav{padding:11px 20px;font-size:14px;min-height:42px}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(245,243,238,.94);
  border-bottom:1px solid transparent;
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 1px 2px rgba(10,31,26,.06)}
.header-inner{display:flex;align-items:center;gap:16px;min-height:60px}
@media (min-width:992px){.header-inner{min-height:72px;gap:28px}}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand);font-weight:900;font-size:17px;letter-spacing:.01em;flex-shrink:0}
.brand-mark{display:inline-flex;color:var(--brand)}
.brand-text{white-space:nowrap}
@media (min-width:992px){.brand{font-size:19px}}
.main-nav{display:none}
@media (min-width:992px){
  .main-nav{display:flex;align-items:center;gap:22px;margin-left:6px}
}
.nav-link{position:relative;display:inline-block;font-size:14px;font-weight:600;color:var(--text);padding:6px 0;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform var(--ease)}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand)}
.nav-link.active::after{transform:scaleX(1)}
.nav-link.active::before{content:"";position:absolute;left:50%;bottom:-9px;width:5px;height:5px;border-radius:50%;background:var(--accent);transform:translateX(-50%)}
.nav-actions{display:none;margin-left:auto;align-items:center;gap:12px}
@media (min-width:992px){.nav-actions{display:flex}}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;margin-left:auto;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);cursor:pointer;transition:background var(--ease),border-color var(--ease);
}
.nav-toggle:hover{background:rgba(14,63,51,.06);border-color:rgba(26,107,85,.4)}
@media (min-width:992px){.nav-toggle{display:none}}

/* 抽屉 */
.drawer{--bs-offcanvas-width:320px;background:#fff;border-left:1px solid var(--line)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-title{font-weight:900;color:var(--brand);font-size:16px}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--brand);font-size:22px;line-height:1;cursor:pointer}
.drawer-body{padding:12px 20px 32px}
.drawer-list a{display:flex;align-items:center;justify-content:space-between;min-height:48px;font-size:16px;font-weight:600;color:var(--text);border-bottom:1px solid var(--line)}
.drawer-list a span{color:var(--muted);font-size:15px}
.drawer-list a:hover,.drawer-list a.active{color:var(--brand)}
.drawer-cta{width:100%;margin-top:24px}

/* 分类页 Hero */
.cat-hero{
  padding:24px 0 56px;
  background-color:var(--bg);
  background-image:linear-gradient(rgba(14,63,51,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(14,63,51,.04) 1px,transparent 1px);
  background-size:24px 24px;
  border-bottom:1px solid var(--line);
}
@media (min-width:992px){.cat-hero{padding:40px 0 88px}}
.breadcrumb-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:24px}
.breadcrumb-nav a{color:var(--muted)}
.breadcrumb-nav a:hover{color:var(--brand);text-decoration:underline}
.breadcrumb-nav .sep{color:#C6C0B4}
.breadcrumb-nav .current{color:var(--brand);font-weight:600}
.hero-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center}
@media (min-width:992px){.hero-grid{grid-template-columns:minmax(0,1fr) 360px;gap:48px}}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);font-size:13px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--brand);background:rgba(53,214,164,.14);
  border:1px solid rgba(26,107,85,.25);border-radius:var(--r-pill);
  padding:6px 14px;margin-bottom:20px;
}
.hero-title{font-size:clamp(30px,4.4vw,52px);font-weight:900;line-height:1.15;max-width:760px}
.hero-lead{margin-top:20px;font-size:16px;line-height:1.9;color:var(--muted);max-width:660px}
@media (min-width:768px){.hero-lead{font-size:17px}}
.hero-figure{margin:0;border-radius:var(--r-sm);overflow:hidden;background:var(--ph);border:1px solid var(--line)}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
@media (max-width:991.98px){.hero-figure{max-width:440px}}

/* 指标条 */
.metric-strip{background:#fff;border-bottom:1px solid var(--line)}
.metric-inner{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
@media (min-width:992px){.metric-inner{grid-template-columns:repeat(4,minmax(0,1fr))}}
.metric-item{padding:24px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.metric-item:nth-child(2n){border-right:0}
.metric-item:nth-child(3),.metric-item:nth-child(4){border-bottom:0}
@media (min-width:992px){
  .metric-item{padding:32px 24px;border-bottom:0}
  .metric-item:nth-child(2n){border-right:1px solid var(--line)}
  .metric-item:last-child{border-right:0}
}
.metric-num{font-family:var(--font-num);font-size:32px;font-weight:700;color:var(--brand);line-height:1.1;display:block}
.metric-label{font-size:13px;color:var(--muted);margin-top:6px;display:block}

/* 区块 */
.section{padding:56px 0}
@media (min-width:992px){.section{padding:96px 0}}
.section--tight{padding:48px 0}
@media (min-width:992px){.section--tight{padding:80px 0}}
.section-head{max-width:780px;margin-bottom:28px}
@media (min-width:992px){.section-head{margin-bottom:40px}}
.section-num{display:block;font-family:var(--font-num);font-size:14px;letter-spacing:.14em;color:var(--brand-light);margin-bottom:10px}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.25;position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--brand-light)}
.section-sub{margin-top:14px;font-size:15px;color:var(--muted);line-height:1.85}

/* 表格 */
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1)}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.info-table{min-width:780px;font-size:15px}
.info-table thead th{
  background:var(--brand);color:#fff;font-weight:700;font-size:14px;
  text-align:left;padding:16px 20px;white-space:nowrap;letter-spacing:.02em;
}
.info-table tbody td{padding:18px 20px;border-top:1px solid var(--line);vertical-align:top;color:var(--text);line-height:1.75}
.info-table tbody tr:nth-child(even){background:var(--bg)}
.info-table tbody tr:hover{background:rgba(53,214,164,.09)}
.info-table tbody td:first-child{font-weight:700;color:var(--brand)}
.cell-note{color:var(--muted);font-size:14px}
.table-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-light);border-bottom:1px solid rgba(26,107,85,.35);padding-bottom:2px}
.table-link:hover{color:var(--accent);border-bottom-color:rgba(255,90,54,.5)}

/* 标签 */
.tag{display:inline-flex;align-items:center;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);background:rgba(53,214,164,.16);border-radius:var(--r-pill);padding:5px 12px}
.tag--warm{color:var(--accent-dark);background:rgba(255,90,54,.12)}

/* 宽卡 */
.wide-card{
  display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.wide-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(26,107,85,.4)}
.wide-card figure{margin:0;background:var(--ph)}
.wide-card figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.wide-card-body{padding:24px;display:flex;flex-direction:column;flex:1}
@media (min-width:992px){.wide-card-body{padding:28px}}
.wide-card-body h3{font-size:20px;font-weight:700;margin-top:14px}
.wide-card-body p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.85}
.check-list{margin-top:16px}
.check-list li{position:relative;padding-left:26px;font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:10px}
.check-list li:last-child{margin-bottom:0}
.check-list li::before{content:"";position:absolute;left:2px;top:.62em;width:12px;height:7px;border-left:2px solid var(--mint);border-bottom:2px solid var(--mint);transform:rotate(-45deg)}
.wide-card-foot{margin-top:auto;padding-top:20px}
.inline-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--brand)}
.inline-link:hover{color:var(--accent)}
.inline-link svg{transition:transform var(--ease)}
.inline-link:hover svg{transform:translateX(3px)}

/* FAQ */
.faq-list .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;
}
.faq-list .accordion-button{
  position:relative;width:100%;background:#fff;color:var(--text);
  font-size:16px;font-weight:700;line-height:1.6;
  padding:20px 56px 20px 20px;border:0;box-shadow:none;
}
.faq-list .accordion-button:not(.collapsed){background:#fff;color:var(--brand)}
.faq-list .accordion-button:focus{box-shadow:none;border-color:var(--line)}
.faq-list .accordion-button::after{display:none}
.faq-icon{
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:20px;line-height:1;color:var(--brand-light);font-weight:400;
  transition:transform var(--ease),color var(--ease);
}
.faq-list .accordion-button:not(.collapsed) .faq-icon{transform:translateY(-50%) rotate(45deg);color:var(--accent)}
.faq-list .accordion-body{padding:0 20px 22px;font-size:15px;color:var(--muted);line-height:1.85}
.faq-col{display:flex;flex-direction:column}

/* 结尾 CTA 带 */
.cta-band{
  background-color:var(--brand-dark);
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:24px 24px;
  padding:56px 0;
}
@media (min-width:992px){.cta-band{padding:80px 0}}
.cta-inner{display:flex;flex-direction:column;gap:24px}
@media (min-width:768px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:40px}}
.cta-copy h2{color:#fff;font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3}
.cta-copy p{color:rgba(255,255,255,.72);font-size:15px;margin-top:12px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* 页脚 */
.site-footer{background:var(--brand-dark);color:#fff;padding:56px 0 0}
@media (min-width:992px){.site-footer{padding:80px 0 0}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:900;font-size:18px;margin-bottom:16px}
.footer-brand .brand-mark{color:var(--mint)}
.footer-intro{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:320px}
.footer-col h3{font-size:14px;font-weight:700;color:var(--mint);letter-spacing:.04em;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.8)}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.8)}
.footer-col ul li a:hover{color:#fff;text-decoration:underline}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* 浮动 CTA */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1035;
  display:none;align-items:center;gap:10px;
  background:var(--accent);color:#fff;font-weight:700;font-size:15px;
  padding:14px 22px;border-radius:var(--r-pill);box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease),background var(--ease);
}
.float-cta:hover{background:var(--accent-dark);color:#fff}
.float-cta.is-visible{opacity:1;visibility:visible;transform:none}
@media (min-width:768px){.float-cta{display:inline-flex}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important}
  .wide-card:hover{transform:none}
}