/* roulang page: index */
:root{
  --primary:#0E6B4A;
  --primary-deep:#0A2E22;
  --primary-hover:#0A5539;
  --primary-soft:rgba(14,107,74,.08);
  --accent:#C8F451;
  --accent-warm:#FF7A45;
  --bg:#F4F6F2;
  --surface:#FFFFFF;
  --tint:#E9F0EA;
  --border:#E3E8E1;
  --divider:#EFF3EE;
  --text:#10231C;
  --muted:#5F6F67;
  --inverse:#F7FBF6;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:10px;
  --radius-lg:24px;
  --shadow-sm:0 2px 8px rgba(10,46,34,.06);
  --shadow-md:0 10px 28px rgba(10,46,34,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#0E6B4A;
  --bs-primary-rgb:14,107,74;
  --bs-body-bg:#F4F6F2;
  --bs-body-color:#10231C;
  --bs-border-color:#E3E8E1;
  --bs-link-color:#0E6B4A;
  --bs-link-hover-color:#0A5539;
  --bs-font-sans-serif:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--primary-hover);}
h1,h2,h3,h4{letter-spacing:-.01em;color:var(--primary-deep);font-weight:800;line-height:1.32;margin:0;}
p{margin:0 0 1em;}
ul{list-style:none;margin:0;padding:0;}
button,input{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,107,74,.30);border-radius:8px;}

.container,
.container-lg{max-width:1200px;padding-left:24px;padding-right:24px;}
@media (min-width:1200px){.container{max-width:1200px;}}
@media (min-width:1400px){.container{max-width:1200px;}}

/* ============ 按钮 ============ */
.btn{
  border-radius:999px;
  font-weight:600;
  font-size:15px;
  padding:.72rem 1.6rem;
  transition:transform .18s var(--ease),background-color .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
  border-width:1px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.45rem;
  min-height:44px;
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  --bs-btn-bg:#0E6B4A;
  --bs-btn-border-color:#0E6B4A;
  --bs-btn-hover-bg:#0A5539;
  --bs-btn-hover-border-color:#0A5539;
  --bs-btn-active-bg:#094A32;
  --bs-btn-active-border-color:#094A32;
  --bs-btn-color:#FFFFFF;
  --bs-btn-hover-color:#FFFFFF;
  --bs-btn-active-color:#FFFFFF;
  --bs-btn-focus-shadow-rgb:14,107,74;
  box-shadow:0 2px 8px rgba(10,46,34,.10);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(10,46,34,.16);}
.btn-outline-primary{
  --bs-btn-color:#0E6B4A;
  --bs-btn-border-color:rgba(14,107,74,.35);
  --bs-btn-hover-bg:#0E6B4A;
  --bs-btn-hover-border-color:#0E6B4A;
  --bs-btn-hover-color:#FFFFFF;
  --bs-btn-active-bg:#0A5539;
  --bs-btn-active-border-color:#0A5539;
  --bs-btn-active-color:#FFFFFF;
  background:transparent;
}
.btn-accent{
  background:var(--accent);
  border:1px solid var(--accent);
  color:var(--primary-deep);
  box-shadow:0 8px 20px rgba(200,244,81,.22);
}
.btn-accent:hover{background:#BCE945;border-color:#BCE945;color:var(--primary-deep);transform:translateY(-1px);}
.btn-link-plain{
  color:var(--primary);
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  padding:.4rem 0;
  min-height:44px;
}
.btn-link-plain:hover{gap:.65rem;}
.btn-link-plain::after{content:"→";transition:transform .18s var(--ease);}
.btn-on-dark{
  background:transparent;
  border:1px solid rgba(255,255,255,.35);
  color:var(--inverse);
}
.btn-on-dark:hover{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.6);color:#fff;}

/* ============ 头部 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-md);}
.header-top{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:72px;
  padding:10px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--primary-deep);
}
.brand:hover{color:var(--primary-deep);}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  background:var(--primary-deep);
  color:var(--accent);
  font-size:14px;
  font-weight:800;
  letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
  flex:0 0 auto;
}
.brand-text{
  font-size:19px;
  font-weight:800;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.header-search{
  position:relative;
  flex:1 1 auto;
  max-width:540px;
  margin:0 auto;
  display:flex;
  align-items:center;
}
.header-search svg{
  position:absolute;
  left:18px;
  width:18px;height:18px;
  stroke:var(--primary);
  fill:none;
  stroke-width:1.6;
  stroke-linecap:round;
  pointer-events:none;
}
.header-search input{
  width:100%;
  height:46px;
  border-radius:999px;
  border:1px solid var(--border);
  background:#fff;
  padding:0 104px 0 46px;
  font-size:15px;
  color:var(--text);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.header-search input::placeholder{color:#93A39B;}
.header-search input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(14,107,74,.16);
}
.header-search button{
  position:absolute;
  right:5px;
  top:5px;
  height:36px;
  padding:0 18px;
  border-radius:999px;
  border:none;
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background-color .18s var(--ease);
}
.header-search button:hover{background:var(--primary-hover);}
.header-cta{flex:0 0 auto;}

.header-nav{
  border-top:1px solid var(--divider);
  padding:10px 0 12px;
}
.chip-bar{
  display:flex;
  align-items:center;
  gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.chip-bar::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 18px;
  border-radius:999px;
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--muted);
  font-size:14.5px;
  font-weight:600;
  white-space:nowrap;
  transition:all .18s var(--ease);
}
.chip:hover{border-color:rgba(14,107,74,.4);color:var(--primary);}
.chip.is-active{
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-white{background:var(--surface);}
.section-tint{background:var(--tint);}
.section-dark{background:var(--primary-deep);color:var(--inverse);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-title{
  position:relative;
  padding-left:18px;
  font-size:30px;
  font-weight:800;
  margin:0 0 14px;
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;top:.16em;bottom:.16em;
  width:4px;
  border-radius:2px;
  background:var(--primary);
}
.section-lead{
  color:var(--muted);
  font-size:16px;
  line-height:1.85;
  margin:0;
}
.section-dark .section-title{color:var(--inverse);}
.section-dark .section-title::before{background:var(--accent);}
.section-dark .section-lead{color:rgba(247,251,246,.75);}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:8px;
  background:var(--accent);
  color:var(--primary-deep);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:16px;
}
.eyebrow-warm{
  background:rgba(255,122,69,.14);
  color:#C4501F;
}

/* ============ Hero ============ */
.hero{
  background:linear-gradient(180deg,#FFFFFF 0%,#F4F6F2 100%);
  padding:64px 0 78px;
  position:relative;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;
  right:-140px;
  top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(200,244,81,.35) 0%,rgba(200,244,81,0) 70%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.06fr .94fr;
  gap:56px;
  align-items:center;
  min-height:540px;
}
.hero h1{
  font-size:clamp(32px,4vw,44px);
  line-height:1.25;
  margin:0 0 20px;
}
.hero h1 .hl{
  background:linear-gradient(180deg,rgba(200,244,81,0) 62%,rgba(200,244,81,.85) 62%);
  padding:0 2px;
}
.hero-sub{
  font-size:17px;
  color:var(--muted);
  line-height:1.85;
  margin:0 0 30px;
  max-width:560px;
}
.hero-actions{
  display:flex;
  align-items:center;
  gap:22px;
  flex-wrap:wrap;
  margin-bottom:34px;
}
.hero-points{
  display:flex;
  flex-wrap:wrap;
  gap:10px 26px;
  padding-top:26px;
  border-top:1px solid var(--border);
}
.hero-point{
  display:flex;
  align-items:center;
  gap:9px;
  font-size:14.5px;
  color:var(--muted);
  font-weight:500;
}
.hero-point span.dot{
  width:8px;height:8px;
  border-radius:3px;
  background:var(--accent);
  flex:0 0 auto;
}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:20px;
  box-shadow:var(--shadow-md);
  background:var(--primary-soft);
}
.badge-float{
  position:absolute;
  background:var(--accent);
  color:var(--primary-deep);
  border-radius:14px;
  padding:12px 18px;
  box-shadow:0 12px 26px rgba(10,46,34,.16);
  line-height:1.15;
}
.badge-float b{display:block;font-size:26px;font-weight:800;letter-spacing:-.02em;}
.badge-float small{font-size:12.5px;font-weight:600;opacity:.78;}
.badge-float.top{left:-18px;top:36px;}
.badge-float.bottom{right:-14px;bottom:34px;background:#fff;border:1px solid var(--border);}
.badge-float.bottom b{color:var(--primary);}

/* ============ 数据条 ============ */
.stat-strip{
  background:var(--surface);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
}
.stat-item{
  padding:34px 26px;
  border-right:1px solid var(--divider);
  text-align:left;
}
.stat-item:last-child{border-right:none;}
.stat-num{
  font-size:34px;
  font-weight:800;
  color:var(--primary);
  letter-spacing:-.02em;
  line-height:1.1;
  margin-bottom:6px;
}
.stat-num small{font-size:15px;font-weight:600;margin-left:3px;color:var(--muted);}
.stat-label{font-size:14.5px;color:var(--muted);}

/* ============ 三步上手 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  position:relative;
}
.step{
  position:relative;
  padding:0 32px 0 0;
}
.step:last-child{padding-right:0;}
.step-top{
  display:flex;
  align-items:center;
  gap:16px;
  margin-bottom:18px;
}
.step-num{
  width:40px;height:40px;
  border-radius:12px;
  background:var(--accent);
  color:var(--primary-deep);
  font-size:17px;
  font-weight:800;
  display:flex;align-items:center;justify-content:center;
  flex:0 0 auto;
}
.step-line{
  flex:1 1 auto;
  height:0;
  border-top:1px dashed rgba(14,107,74,.35);
}
.step:last-child .step-line{display:none;}
.step h3{font-size:18px;margin:0 0 10px;}
.step p{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0;}

/* ============ 案例 ============ */
.case-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:start;
}
.case-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.case-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
  border-color:rgba(14,107,74,.30);
}
.case-card.offset{margin-top:52px;}
.case-card img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  background:var(--primary-soft);
}
.case-body{padding:26px 28px 28px;}
.case-tag{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 12px;
  border-radius:8px;
  background:var(--tint);
  color:var(--primary);
  font-size:13px;
  font-weight:600;
  margin-bottom:16px;
}
.case-metric{
  font-size:32px;
  font-weight:800;
  color:var(--primary-deep);
  letter-spacing:-.02em;
  line-height:1.1;
  margin-bottom:4px;
}
.case-metric small{font-size:15px;font-weight:600;color:var(--muted);margin-left:4px;}
.case-metric-label{font-size:14px;color:var(--muted);margin-bottom:16px;}
.case-quote{
  border-left:3px solid var(--accent);
  padding-left:14px;
  font-size:15px;
  color:var(--text);
  line-height:1.8;
  margin:0 0 14px;
}
.case-source{font-size:13px;color:#8C9A93;}

/* ============ 资讯列表 ============ */
.news-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
}
.news-card{
  display:flex;
  flex-direction:column;
  gap:12px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:26px 28px;
  color:var(--text);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.news-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
  border-color:rgba(14,107,74,.30);
  color:var(--text);
}
.news-tag{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 11px;
  border-radius:8px;
  background:var(--tint);
  color:var(--primary);
  font-size:12.5px;
  font-weight:600;
}
.news-title{
  font-size:17.5px;
  font-weight:700;
  line-height:1.55;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-desc{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-top:14px;
  margin-top:auto;
  border-top:1px solid var(--divider);
  font-size:13px;
  color:#8C9A93;
}
.news-arrow{
  color:var(--primary);
  font-size:16px;
  transition:transform .2s var(--ease);
}
.news-card:hover .news-arrow{transform:translateX(4px);}
.news-empty{
  text-align:center;
  padding:64px 24px;
  background:var(--surface);
  border:1px dashed var(--border);
  border-radius:var(--radius-card);
}
.news-empty .empty-icon{
  width:56px;height:56px;
  margin:0 auto 18px;
  border-radius:16px;
  background:var(--tint);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;
  font-weight:700;
}
.news-empty p{color:var(--muted);font-size:15px;margin-bottom:20px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item:hover{border-color:rgba(14,107,74,.30);}
.faq-item.is-open{box-shadow:var(--shadow-sm);border-color:rgba(14,107,74,.30);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:62px;
  padding:16px 24px;
  background:none;
  border:none;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--primary-deep);
  cursor:pointer;
  position:relative;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:4px;
  border-radius:2px;
  background:var(--primary);
  opacity:0;
  transition:opacity .2s var(--ease);
}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:8px;
  background:var(--tint);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;
  font-weight:600;
  line-height:1;
  transition:transform .22s var(--ease),background-color .22s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--accent);color:var(--primary-deep);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s var(--ease);
}
.faq-a-inner{
  padding:0 24px 22px 42px;
  font-size:15px;
  color:var(--muted);
  line-height:1.85;
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--primary-deep);
  border-radius:var(--radius-lg);
  padding:56px 58px;
  display:grid;
  grid-template-columns:1.35fr .65fr;
  gap:40px;
  align-items:center;
  color:var(--inverse);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-60px;top:-80px;
  width:360px;height:360px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.10);
  pointer-events:none;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:20px;bottom:-120px;
  width:280px;height:280px;
  border-radius:50%;
  border:1px solid rgba(200,244,81,.18);
  pointer-events:none;
}
.cta-band h2{
  color:#fff;
  font-size:30px;
  margin:0 0 14px;
  position:relative;
  z-index:1;
}
.cta-band p{
  color:rgba(247,251,246,.78);
  font-size:16px;
  margin:0;
  max-width:560px;
  position:relative;
  z-index:1;
}
.cta-actions{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:6px;
  position:relative;
  z-index:1;
}
.cta-actions .btn-link-plain{color:var(--accent);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--primary-deep);
  color:rgba(247,251,246,.72);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:var(--accent);color:var(--primary-deep);}
.footer-brand-text{color:#fff;font-size:19px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(247,251,246,.65);margin:0;}
.footer-title{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin:0 0 16px;
  letter-spacing:.02em;
}
.footer-list li{margin-bottom:10px;}
.footer-list a{
  color:rgba(247,251,246,.72);
  font-size:14px;
  transition:color .18s var(--ease);
}
.footer-list a:hover{color:var(--accent);}
.footer-contact{font-size:14px;line-height:1.9;color:rgba(247,251,246,.72);}
.footer-contact strong{color:#fff;font-weight:600;display:block;margin-bottom:4px;}
.footer-contact .fc-item{margin-bottom:12px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(247,251,246,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hero-inner{gap:40px;}
  .stat-num{font-size:30px;}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  .hero{padding:44px 0 56px;}
  .hero-inner{
    grid-template-columns:1fr;
    gap:36px;
    min-height:0;
  }
  .hero-visual{order:2;}
  .hero-visual img{aspect-ratio:16/9;}
  .badge-float.top{left:12px;top:-16px;}
  .badge-float.bottom{right:12px;bottom:-16px;}
  .steps{grid-template-columns:1fr;gap:30px;}
  .step{padding:0 0 0 24px;border-left:1px dashed rgba(14,107,74,.35);}
  .step:last-child{border-left-color:transparent;}
  .step-line{display:none;}
  .step-num{margin-left:-46px;}
  .step-top{gap:20px;}
  .case-grid{grid-template-columns:1fr;gap:24px;}
  .case-card.offset{margin-top:0;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .stat-item:nth-child(2){border-right:none;}
  .stat-item{border-bottom:1px solid var(--divider);}
  .stat-item:nth-last-child(-n+2){border-bottom:none;}
  .cta-band{grid-template-columns:1fr;padding:44px 34px;gap:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  body{font-size:16px;}
  .section{padding:52px 0;}
  .section-title{font-size:24px;}
  .hero h1{font-size:clamp(26px,7vw,32px);}
  .hero-sub{font-size:15.5px;}
  .header-top{
    flex-wrap:wrap;
    gap:12px;
    padding:12px 0;
  }
  .brand{order:1;}
  .header-cta{order:2;margin-left:auto;padding:.55rem 1.1rem;font-size:14px;min-height:40px;}
  .header-search{
    order:3;
    flex:1 1 100%;
    max-width:none;
    margin:0;
  }
  .header-search input{height:44px;padding-right:92px;}
  .header-search button{height:34px;padding:0 14px;font-size:13.5px;}
  .header-nav{padding:8px 0 12px;}
  .news-grid{grid-template-columns:1fr;}
  .news-card{padding:22px 20px;}
  .case-body{padding:22px 20px 24px;}
  .case-metric{font-size:28px;}
  .cta-band{padding:34px 22px;border-radius:20px;}
  .cta-band h2{font-size:23px;}
  .cta-actions{align-items:stretch;width:100%;}
  .cta-actions .btn{width:100%;}
  .cta-actions .btn-link-plain{justify-content:flex-start;}
  .faq-q{font-size:15.5px;padding:14px 18px;min-height:56px;}
  .faq-a-inner{padding:0 18px 20px 32px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:34px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .badge-float b{font-size:22px;}
  .badge-float{padding:10px 14px;}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{border-right:none;}
  .stat-item:nth-last-child(-n+2){border-bottom:1px solid var(--divider);}
  .stat-item:last-child{border-bottom:none;}
  .hero-points{gap:8px 18px;}
}

/* roulang page: category1 */
:root{
  --primary:#0E6B4A;
  --primary-deep:#0A2E22;
  --primary-soft:rgba(14,107,74,.30);
  --accent:#C8F451;
  --accent-warm:#FF7A45;
  --bg:#F4F6F2;
  --surface:#FFFFFF;
  --tint:#E9F0EA;
  --border:#E3E8E1;
  --line:#EFF3EE;
  --text:#10231C;
  --muted:#5F6F67;
  --inverse:#F7FBF6;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:10px;
  --radius-block:24px;
  --shadow-sm:0 2px 8px rgba(10,46,34,.06);
  --shadow-md:0 10px 28px rgba(10,46,34,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--primary-deep)}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.01em;color:var(--primary-deep);margin:0}
h1{font-size:clamp(30px,4vw,44px);line-height:1.25}
h2{font-size:clamp(23px,2.4vw,30px);line-height:1.35}
h3{font-size:20px;line-height:1.45;font-weight:700}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
button,input,select{font-family:inherit;font-size:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 3px var(--primary-soft);border-color:var(--primary)!important;border-radius:var(--radius-input)}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-md)}
.header-top{
  display:flex;align-items:center;gap:20px;
  min-height:72px;padding:10px 0;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--primary-deep);color:var(--accent);
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;letter-spacing:.02em;flex:0 0 auto;
}
.brand-text{font-size:18px;font-weight:800;color:var(--primary-deep);white-space:nowrap}
.header-search{
  position:relative;display:flex;align-items:center;
  flex:1 1 auto;max-width:560px;height:44px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:999px;
  padding:0 6px 0 14px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.header-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.header-search svg{
  width:20px;height:20px;flex:0 0 auto;fill:none;
  stroke:var(--primary);stroke-width:1.6;stroke-linecap:round;
}
.header-search input{
  flex:1 1 auto;border:0;background:transparent;height:100%;
  padding:0 12px;font-size:15px;color:var(--text);min-width:0;
}
.header-search input:focus{outline:none;box-shadow:none}
.header-search input::placeholder{color:#93a19a}
.header-search button{
  flex:0 0 auto;border:0;height:34px;padding:0 18px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;
  transition:background .18s var(--ease),transform .18s var(--ease);cursor:pointer;
}
.header-search button:hover{background:#0b5a3e;transform:translateY(-1px)}
.header-cta{flex:0 0 auto}

.btn{
  border-radius:999px;font-weight:600;font-size:15px;
  padding:10px 22px;border:1px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
  box-shadow:none;
}
.btn-primary{
  background:var(--primary);border-color:var(--primary);color:#fff;
}
.btn-primary:hover,.btn-primary:focus{
  background:#0b5a3e;border-color:#0b5a3e;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-sm);
}
.btn-accent{
  background:var(--accent);border-color:var(--accent);color:var(--primary-deep);
}
.btn-accent:hover{background:#bced3c;border-color:#bced3c;color:var(--primary-deep);transform:translateY(-1px)}
.btn-ghost{
  background:transparent;border-color:var(--border);color:var(--primary-deep);
}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;color:var(--primary);font-size:15px;
}
.text-link i{transition:transform .18s var(--ease)}
.text-link:hover i{transform:translateX(4px)}

.header-nav{border-top:1px solid var(--line);padding:10px 0}
.chip-bar{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none}
.chip-bar::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:999px;border:1px solid var(--border);background:var(--surface);
  color:var(--muted);font-size:14px;font-weight:600;white-space:nowrap;
  transition:all .18s var(--ease);
}
.chip:hover{border-color:var(--primary);color:var(--primary);background:var(--tint)}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff}
.chip.is-active:hover{background:var(--primary-deep);border-color:var(--primary-deep);color:#fff}

/* ---------- breadcrumb ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--muted);background:transparent;padding:0;margin:0}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:#b3bfb8}
.breadcrumb .current{color:var(--primary-deep);font-weight:600}

/* ---------- hero (矮首屏) ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--primary-deep) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  border-bottom:1px solid var(--border);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,46,34,.94) 0%,rgba(10,46,34,.86) 52%,rgba(10,46,34,.62) 100%);
}
.page-hero .container{position:relative;z-index:2;padding-top:34px;padding-bottom:44px}
.page-hero .breadcrumb,.page-hero .breadcrumb a,.page-hero .breadcrumb .current{color:rgba(247,251,246,.72)}
.page-hero .breadcrumb a:hover{color:var(--accent)}
.hero-inner{max-width:820px;margin-top:22px}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  background:rgba(200,244,81,.16);border:1px solid rgba(200,244,81,.38);
  color:var(--accent);font-size:13px;font-weight:700;margin-bottom:16px;
}
.page-hero h1{color:#fff;margin-bottom:14px}
.page-hero h1 .hl{color:var(--accent)}
.hero-lead{color:rgba(247,251,246,.88);font-size:16.5px;line-height:1.85;margin:0 0 22px;max-width:760px}

.hero-filter{
  display:grid;grid-template-columns:1.6fr 1fr 1fr auto;gap:12px;align-items:end;
  background:rgba(255,255,255,.97);
  border:1px solid rgba(255,255,255,.5);
  border-radius:var(--radius-card);
  padding:16px;box-shadow:var(--shadow-md);
  max-width:900px;
}
.filter-field{display:flex;flex-direction:column;gap:6px;min-width:0}
.filter-field label{font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.02em}
.form-control,.form-select{
  height:44px;border-radius:var(--radius-input);border:1px solid var(--border);
  font-size:15px;color:var(--text);background:var(--surface);padding:0 12px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.form-control:focus,.form-select:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);background:var(--surface)}
.filter-submit{height:44px;padding:0 24px}

/* ---------- 数据快照 ---------- */
.snapshot{padding:56px 0 20px;background:var(--bg)}
.snap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.snap-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:22px 20px;box-shadow:var(--shadow-sm);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.snap-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-soft)}
.snap-num{font-size:30px;font-weight:800;color:var(--primary);line-height:1.1;letter-spacing:-.02em}
.snap-num small{font-size:14px;font-weight:700;color:var(--muted);margin-left:4px}
.snap-label{font-size:14px;color:var(--muted);margin-top:6px}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0}
.section-alt{background:var(--surface)}
.section-dark{background:var(--primary-deep);color:var(--inverse)}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head h2{position:relative;padding-left:18px;margin-bottom:12px}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  border-radius:3px;background:var(--primary);
}
.sec-head .sec-sub{color:var(--muted);font-size:16px;margin:0}
.section-dark .sec-head h2{color:#fff}
.section-dark .sec-head h2::before{background:var(--accent)}
.section-dark .sec-head .sec-sub{color:rgba(247,251,246,.75)}

/* ---------- zigzag ---------- */
.zigzag-row{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  padding:30px 0;
}
.zigzag-row+.zigzag-row{border-top:1px dashed var(--line);margin-top:14px}
.zigzag-row.reverse .zz-media{order:2}
.zigzag-row.reverse .zz-text{order:1}
.zz-media{position:relative}
.zz-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--radius-img);border:1px solid var(--border);
  background:rgba(14,107,74,.08);
}
.zz-badge{
  position:absolute;left:-12px;bottom:-14px;
  background:var(--accent);color:var(--primary-deep);
  border-radius:14px;padding:10px 16px;font-size:13px;font-weight:800;
  box-shadow:var(--shadow-sm);line-height:1.3;
}
.zz-badge span{display:block;font-size:19px;font-weight:800}
.zz-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;background:var(--accent);
  color:var(--primary-deep);font-weight:800;font-size:15px;margin-bottom:14px;
}
.zz-text h3{margin-bottom:10px}
.zz-text p{color:var(--muted);font-size:15.5px;line-height:1.85}
.zz-points{margin-top:16px;display:grid;gap:10px}
.zz-points li{display:flex;gap:10px;font-size:15px;color:var(--text)}
.zz-points i{color:var(--primary);margin-top:5px;font-size:13px}

/* ---------- 要点清单卡 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.check-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:24px;display:flex;gap:16px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.check-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-soft)}
.check-no{
  flex:0 0 auto;width:40px;height:40px;border-radius:12px;
  background:var(--tint);color:var(--primary);font-weight:800;
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.check-card h3{font-size:17.5px;margin-bottom:6px}
.check-card p{font-size:14.5px;color:var(--muted);margin:0}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;
  border-radius:8px;background:var(--tint);color:var(--primary);
  font-size:12.5px;font-weight:700;
}
.tag-warm{background:rgba(255,122,69,.13);color:#c9501f}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-card);margin-bottom:14px;overflow:hidden;
}
.accordion-item:hover{border-color:var(--primary-soft)}
.accordion-button{
  background:var(--surface);color:var(--primary-deep);
  font-size:16.5px;font-weight:700;padding:18px 22px;
  border-radius:var(--radius-card)!important;box-shadow:none!important;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.accordion-button:not(.collapsed){background:var(--tint);color:var(--primary-deep)}
.accordion-button::after{
  content:"+";background-image:none!important;
  width:26px;height:26px;font-size:20px;font-weight:700;line-height:1;
  display:flex;align-items:center;justify-content:center;
  color:var(--primary);transform:none;transition:transform .2s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.accordion-body{
  padding:4px 22px 20px 22px;font-size:15px;color:var(--muted);line-height:1.85;
  border-left:4px solid transparent;
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-left:4px solid var(--primary)}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 80px;background:var(--bg)}
.cta-box{
  position:relative;overflow:hidden;
  background:var(--primary-deep);border-radius:var(--radius-block);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-box::after{
  content:"";position:absolute;right:-60px;top:-40px;width:320px;height:320px;
  border:2px solid rgba(200,244,81,.22);border-radius:50%;
}
.cta-box::before{
  content:"";position:absolute;right:120px;bottom:-90px;width:220px;height:220px;
  border:2px solid rgba(200,244,81,.14);border-radius:50%;
}
.cta-copy{position:relative;z-index:2;max-width:660px}
.cta-copy h2{color:#fff;font-size:clamp(21px,2.2vw,27px);margin-bottom:10px}
.cta-copy p{color:rgba(247,251,246,.78);font-size:15px;margin:0}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;align-items:flex-start;flex:0 0 auto}
.cta-actions .text-link{color:var(--accent)}
.cta-actions .text-link:hover{color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--primary-deep);color:var(--inverse);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand-text{font-size:17px;font-weight:800;color:#fff}
.footer-desc{font-size:14px;color:rgba(247,251,246,.68);line-height:1.85;margin:0;max-width:340px}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14px;color:rgba(247,251,246,.72)}
.footer-list a:hover{color:var(--accent)}
.footer-contact .fc-item{font-size:13.5px;color:rgba(247,251,246,.68);margin-bottom:12px;line-height:1.7}
.footer-contact strong{display:block;color:#fff;font-size:13.5px;font-weight:700;margin-bottom:2px}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(247,251,246,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .header-search{max-width:460px}
  .snap-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .header-top{flex-wrap:wrap;gap:14px;padding:12px 0}
  .header-search{order:3;flex:1 1 100%;max-width:none}
  .header-cta{margin-left:auto}
  .section{padding:56px 0}
  .zigzag-row{grid-template-columns:1fr;gap:26px}
  .zigzag-row.reverse .zz-media{order:1}
  .zigzag-row.reverse .zz-text{order:2}
  .zz-badge{left:12px;bottom:12px}
  .check-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-box{flex-direction:column;align-items:flex-start;padding:36px 28px}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px}
  .hero-filter{grid-template-columns:1fr 1fr;gap:10px;padding:14px}
  .filter-submit{grid-column:1/-1;width:100%}
  .snap-grid{grid-template-columns:1fr 1fr;gap:14px}
  .snap-num{font-size:25px}
  .section{padding:48px 0}
  .cta-band{padding-bottom:56px}
  .footer-grid{grid-template-columns:1fr}
  .brand-text{font-size:16.5px}
}
@media (max-width:519.98px){
  .snap-grid{grid-template-columns:1fr}
  .hero-filter{grid-template-columns:1fr}
  .header-search{padding-left:12px}
  .header-search button{padding:0 14px}
  .page-hero .container{padding-top:24px;padding-bottom:32px}
}

/* roulang page: article */
:root{
  --primary:#0E6B4A;
  --primary-dark:#0A5238;
  --primary-deep:#0A2E22;
  --accent:#C8F451;
  --accent-warm:#FF7A45;
  --bg:#F4F6F2;
  --surface:#FFFFFF;
  --tint:#E9F0EA;
  --border:#E3E8E1;
  --divider:#EFF3EE;
  --text:#10231C;
  --muted:#5F6F67;
  --inverse:#F7FBF6;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:10px;
  --radius-dark:24px;
  --shadow-sm:0 2px 8px rgba(10,46,34,.06);
  --shadow-md:0 10px 28px rgba(10,46,34,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-body-font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--primary-dark);}
button,input{font:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--primary-deep);}
p{margin:0;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,107,74,.28);border-radius:10px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 按钮系统 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;font-size:15px;line-height:1;
  padding:13px 26px;border:1px solid transparent;cursor:pointer;
  transition:background-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary,.btn.btn-primary{
  background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:var(--shadow-sm);
}
.btn-primary:hover,.btn.btn-primary:hover{
  background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);
}
.btn-primary:active{transform:translateY(0);background:var(--primary-deep);border-color:var(--primary-deep);}
.btn-accent{
  background:var(--accent);border-color:var(--accent);color:var(--primary-deep);font-weight:700;
}
.btn-accent:hover{background:#b8ea3c;border-color:#b8ea3c;color:var(--primary-deep);transform:translateY(-1px);}
.btn-ghost{
  background:transparent;border-color:var(--border);color:var(--primary-deep);
}
.btn-ghost:hover{border-color:rgba(14,107,74,.35);background:#fff;color:var(--primary);}
.btn-link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--primary);font-size:15px;
}
.btn-link-arrow svg{width:16px;height:16px;transition:transform .2s var(--ease);}
.btn-link-arrow:hover svg{transform:translateX(4px);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;background:var(--surface);
  border-bottom:1px solid var(--border);transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-md);}
.header-top{
  display:flex;align-items:center;gap:20px;padding:14px 0 10px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--primary-deep);color:var(--accent);
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:14px;letter-spacing:.02em;
}
.brand-text{font-size:18px;font-weight:800;color:var(--primary-deep);white-space:nowrap;}
.header-search{
  position:relative;flex:1 1 auto;max-width:540px;margin:0 auto;min-width:0;
}
.header-search svg{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;fill:none;stroke:var(--primary);stroke-width:1.6;
  stroke-linecap:round;pointer-events:none;
}
.header-search input[type="search"]{
  width:100%;height:44px;border-radius:999px;border:1px solid var(--border);
  background:#fff;padding:0 96px 0 44px;font-size:15px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.header-search input[type="search"]::placeholder{color:#93a29a;}
.header-search input[type="search"]:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,107,74,.18);outline:none;
}
.header-search button{
  position:absolute;right:6px;top:6px;height:32px;padding:0 18px;border:none;border-radius:999px;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color .2s var(--ease);
}
.header-search button:hover{background:var(--primary-dark);}
.header-cta{flex-shrink:0;padding:12px 22px;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--border);border-radius:12px;background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--primary-deep);transition:transform .2s var(--ease),opacity .2s var(--ease);}
.nav-toggle.is-active span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-active span:nth-child(2){opacity:0;}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.header-nav{padding:6px 0 14px;}
.chip-bar{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding:2px;}
.chip-bar::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;
  background:var(--tint);color:var(--primary-deep);font-size:14px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;transition:all .18s var(--ease);
}
.chip:hover{background:#dcebe0;color:var(--primary);}
.chip.is-active{background:var(--primary);color:var(--inverse);border-color:var(--primary);}

/* ============ 面包屑 ============ */
.crumb-bar{background:var(--surface);border-bottom:1px solid var(--divider);}
.crumb-bar .container{padding-top:14px;padding-bottom:14px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin:0;}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;color:var(--muted);}
.breadcrumb li+li::before{content:"/";color:#b9c4bd;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .current{color:var(--text);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章布局 ============ */
.article-wrap{padding:40px 0 8px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start;
}
.article-main{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-dark);
  padding:40px 44px 36px;box-shadow:var(--shadow-sm);max-width:860px;
}
.article-head{margin-bottom:22px;}
.eyebrow{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:8px;
  background:var(--tint);color:var(--primary);font-size:13px;font-weight:700;margin-bottom:14px;
}
.article-title{
  font-size:clamp(26px,3.2vw,38px);line-height:1.3;font-weight:800;color:var(--primary-deep);
  margin-bottom:16px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13px;color:var(--muted);align-items:center;
  padding-bottom:20px;border-bottom:1px solid var(--divider);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);}
.article-cover{
  margin:24px 0 8px;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--border);
  background:rgba(14,107,74,.08);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-cover figcaption{font-size:13px;color:var(--muted);padding:10px 4px 0;}

/* ============ 正文排版 ============ */
.article-content{
  font-size:17px;line-height:1.9;color:var(--text);padding-top:20px;word-wrap:break-word;overflow-wrap:break-word;
}
.article-content h2{
  position:relative;font-size:24px;line-height:1.4;font-weight:800;color:var(--primary-deep);
  margin:36px 0 14px;padding-left:16px;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--primary);
}
.article-content h3{
  font-size:20px;line-height:1.5;font-weight:700;color:var(--primary-deep);margin:26px 0 10px;
}
.article-content h4{font-size:17px;font-weight:700;margin:20px 0 8px;color:var(--primary-deep);}
.article-content p{margin:0 0 1.2em;color:var(--text);}
.article-content a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--primary-dark);}
.article-content strong{color:var(--primary-deep);font-weight:700;}
.article-content ul,.article-content ol{margin:0 0 1.2em;padding-left:0;}
.article-content ul li{position:relative;padding-left:22px;margin-bottom:8px;}
.article-content ul li::before{
  content:"";position:absolute;left:4px;top:12px;width:7px;height:7px;border-radius:50%;background:var(--primary);
}
.article-content ol{counter-reset:artol;}
.article-content ol li{position:relative;padding-left:30px;margin-bottom:8px;counter-increment:artol;}
.article-content ol li::before{
  content:counter(artol);position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:6px;
  background:var(--accent);color:var(--primary-deep);font-size:12px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.article-content blockquote{
  margin:24px 0;padding:16px 22px;background:var(--tint);border-left:4px solid var(--primary);
  border-radius:0 12px 12px 0;color:#204436;font-size:16px;
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{border-radius:12px;margin:20px 0;width:100%;height:auto;}
.article-content table{
  width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;background:#fff;
  border:1px solid var(--border);border-radius:12px;overflow:hidden;
}
.article-content th{
  background:var(--tint);color:var(--primary-deep);font-weight:700;text-align:left;
}
.article-content th,.article-content td{padding:12px 14px;border-bottom:1px solid var(--divider);}
.article-content tbody tr:nth-child(even){background:#fafcfa;}
.article-content tbody tr:last-child td{border-bottom:none;}
.article-content hr{border:none;border-top:1px solid var(--divider);margin:30px 0;}

/* ============ 内联引导卡 ============ */
.inline-guide{
  margin:32px 0 8px;padding:24px 26px;border-radius:var(--radius-card);
  background:var(--tint);border:1px solid #d9e7dd;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.inline-guide h3{font-size:18px;margin-bottom:6px;color:var(--primary-deep);}
.inline-guide p{font-size:14px;color:var(--muted);margin:0;}
.inline-guide .btn{flex-shrink:0;}

/* ============ 标签 ============ */
.tag-block{margin-top:32px;padding-top:24px;border-top:1px solid var(--divider);}
.tag-block h3{font-size:14px;color:var(--muted);font-weight:600;margin-bottom:12px;letter-spacing:0;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.tag-item{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:8px;
  background:var(--tint);color:var(--primary);font-size:13px;font-weight:600;
  transition:background-color .18s var(--ease),color .18s var(--ease);
}
.tag-item:hover{background:var(--accent);color:var(--primary-deep);}

/* ============ 上下页导航 ============ */
.post-nav{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px;
}
.post-nav a{
  display:block;padding:18px 20px;border:1px solid var(--border);border-radius:var(--radius-card);
  background:#fff;transition:all .2s var(--ease);
}
.post-nav a:hover{border-color:rgba(14,107,74,.35);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.post-nav .label{font-size:12px;color:var(--muted);display:block;margin-bottom:6px;}
.post-nav .title{font-size:15px;font-weight:700;color:var(--primary-deep);line-height:1.5;}
.post-nav .next{text-align:right;}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:110px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:22px 22px 20px;box-shadow:var(--shadow-sm);
}
.side-title{
  position:relative;font-size:16px;font-weight:800;color:var(--primary-deep);
  padding-left:14px;margin-bottom:14px;
}
.side-title::before{
  content:"";position:absolute;left:0;top:5px;width:8px;height:8px;border-radius:3px;background:var(--accent);
}
.toc-list li{margin-bottom:10px;}
.toc-list a{font-size:14px;color:var(--muted);display:block;line-height:1.6;}
.toc-list a:hover{color:var(--primary);}
.side-links li+li{margin-top:12px;border-top:1px dashed var(--divider);padding-top:12px;}
.side-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px;font-weight:600;color:var(--primary-deep);}
.side-links a:hover{color:var(--primary);}
.side-links span{font-size:12px;color:var(--muted);font-weight:400;}
.side-note{background:var(--primary-deep);border:none;color:var(--inverse);}
.side-note .side-title{color:var(--inverse);}
.side-note .side-title::before{background:var(--accent);}
.side-note p{font-size:14px;line-height:1.8;color:#c9ddd3;margin-bottom:14px;}

/* ============ 空态 ============ */
.empty-state{
  text-align:center;padding:64px 20px;border:1px dashed var(--border);border-radius:var(--radius-card);
  background:#fbfdfb;
}
.empty-state h1{font-size:24px;margin-bottom:12px;}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px;}

/* ============ 相关推荐 ============ */
.related-section{padding:64px 0 72px;}
.section-head{margin-bottom:32px;}
.section-head h2{
  position:relative;font-size:30px;line-height:1.35;padding-left:18px;color:var(--primary-deep);
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:2px;background:var(--primary);
}
.section-head p{margin-top:10px;color:var(--muted);font-size:15px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.related-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-card);overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  height:100%;
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(14,107,74,.3);}
.related-card .thumb{aspect-ratio:16/9;overflow:hidden;background:rgba(14,107,74,.08);}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.related-card:hover .thumb img{transform:scale(1.03);}
.related-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.related-card .meta{font-size:12px;color:var(--muted);display:flex;gap:12px;align-items:center;}
.related-card .meta em{
  font-style:normal;background:var(--tint);color:var(--primary);font-weight:700;
  padding:3px 10px;border-radius:8px;font-size:12px;
}
.related-card h3{font-size:17px;line-height:1.55;font-weight:700;}
.related-card p{font-size:14px;color:var(--muted);line-height:1.75;}
.related-card .more{margin-top:auto;font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.related-card .more svg{width:15px;height:15px;}

/* ============ CTA 条 ============ */
.cta-band{padding:0 0 80px;}
.cta-inner{
  position:relative;overflow:hidden;background:var(--primary-deep);border-radius:var(--radius-dark);
  padding:52px 56px;color:var(--inverse);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-inner::after{
  content:"";position:absolute;right:-60px;top:-60px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(255,255,255,.14);pointer-events:none;
}
.cta-inner::before{
  content:"";position:absolute;right:40px;bottom:-90px;width:220px;height:220px;border-radius:50%;
  border:1px solid rgba(200,244,81,.28);pointer-events:none;
}
.cta-text{position:relative;z-index:1;max-width:600px;}
.cta-text h2{color:var(--inverse);font-size:28px;line-height:1.4;margin-bottom:10px;}
.cta-text p{color:#c9ddd3;font-size:15px;}
.cta-actions{position:relative;z-index:1;display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.cta-actions .text-link{color:var(--accent);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;}
.cta-actions .text-link:hover{color:#dcff7a;}

/* ============ 页脚 ============ */
.site-footer{background:var(--primary-deep);color:var(--inverse);padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.1);color:var(--accent);}
.footer-brand-text{font-size:18px;font-weight:800;color:var(--inverse);}
.footer-desc{font-size:14px;line-height:1.85;color:#a9c4b8;max-width:320px;}
.footer-title{font-size:14px;font-weight:600;color:var(--inverse);margin-bottom:16px;letter-spacing:.02em;}
.footer-list li{margin-bottom:10px;}
.footer-list a{font-size:14px;color:#a9c4b8;}
.footer-list a:hover{color:var(--accent);}
.footer-contact .fc-item{font-size:14px;color:#a9c4b8;line-height:1.8;margin-bottom:10px;}
.footer-contact strong{display:block;color:var(--inverse);font-weight:600;margin-bottom:2px;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8fada0;
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:32px;}
  .article-main{padding:34px 32px 30px;}
}
@media (max-width:991.98px){
  .article-layout{grid-template-columns:1fr;}
  .article-main{max-width:100%;}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap;}
  .article-side .side-card{flex:1 1 300px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{padding:44px 36px;}
  .cta-text h2{font-size:24px;}
}
@media (max-width:767.98px){
  .container{padding:0 16px;}
  .header-top{flex-wrap:wrap;gap:12px;padding:12px 0 8px;}
  .brand{order:1;}
  .nav-toggle{display:inline-flex;order:2;margin-left:auto;}
  .header-cta{order:3;padding:11px 18px;font-size:14px;}
  .header-search{order:4;flex:1 1 100%;max-width:100%;margin:0;}
  .header-nav{display:none;padding:4px 0 14px;}
  .header-nav.is-open{display:block;}
  .article-wrap{padding:24px 0 8px;}
  .article-main{padding:24px 20px 22px;border-radius:18px;}
  .article-content{font-size:16px;}
  .article-content h2{font-size:21px;margin-top:30px;}
  .article-content h3{font-size:18px;}
  .article-content table{display:block;overflow-x:auto;white-space:nowrap;}
  .inline-guide{padding:20px;flex-direction:column;align-items:flex-start;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav .next{text-align:left;}
  .related-grid{grid-template-columns:1fr;}
  .related-section{padding:48px 0 56px;}
  .section-head h2{font-size:23px;}
  .cta-band{padding:0 0 56px;}
  .cta-inner{padding:36px 22px;border-radius:20px;}
  .cta-text h2{font-size:21px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:48px 0 22px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:519.98px){
  .article-title{font-size:23px;}
  .header-search button{padding:0 14px;}
  .btn{padding:12px 20px;font-size:14px;}
  .related-card h3{font-size:16px;}
}
@media (min-width:1400px){
  .container{max-width:1200px;}
}

/* roulang page: category2 */
:root{
  --primary:#0E6B4A;
  --primary-hover:#0B5940;
  --primary-deep:#0A2E22;
  --accent:#C8F451;
  --accent-hover:#B9E83F;
  --accent-warm:#FF7A45;
  --bg:#F4F6F2;
  --surface:#FFFFFF;
  --tint:#E9F0EA;
  --border:#E3E8E1;
  --line:#EFF3EE;
  --text:#10231C;
  --muted:#5F6F67;
  --inverse:#F7FBF6;
  --r-card:16px;
  --r-img:14px;
  --r-input:10px;
  --r-pill:999px;
  --r-tag:8px;
  --r-dark:24px;
  --sh-sm:0 2px 8px rgba(10,46,34,.06);
  --sh-md:0 10px 28px rgba(10,46,34,.10);
  --ease:cubic-bezier(.2,.7,.3,1);

  --bs-body-bg:#F4F6F2;
  --bs-body-color:#10231C;
  --bs-border-color:#E3E8E1;
  --bs-link-color:#0E6B4A;
  --bs-link-hover-color:#0B5940;
  --bs-font-sans-serif:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --bs-border-radius:12px;
  --bs-body-font-size:16px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--primary-hover)}
button,input{font-family:inherit}
h1,h2,h3,h4,h5,p,ul,ol{margin:0}
ul,ol{padding-left:1.1em}
:focus-visible{outline:3px solid rgba(14,107,74,.3);outline-offset:2px;border-radius:6px}

.container,
.container-sm,
.container-md,
.container-lg,
.container-xl{
  max-width:1200px;
  padding-left:24px;
  padding-right:24px;
  margin-left:auto;
  margin-right:auto;
}
@media (min-width:1200px){
  .container,.container-sm,.container-md,.container-lg,.container-xl{max-width:1200px}
}
@media (min-width:1400px){
  .container,.container-sm,.container-md,.container-lg,.container-xl{max-width:1200px}
}
@media (max-width:575.98px){
  .container,.container-sm,.container-md,.container-lg,.container-xl{padding-left:16px;padding-right:16px}
}

/* ---------- 按钮 ---------- */
.btn{
  --bs-btn-border-radius:var(--r-pill);
  border-radius:var(--r-pill);
  font-weight:600;
  font-size:15px;
  padding:.66rem 1.5rem;
  border:1px solid transparent;
  line-height:1.2;
  transition:background-color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn:focus-visible{box-shadow:0 0 0 3px rgba(14,107,74,.3)}
.btn-primary{
  --bs-btn-bg:var(--primary);
  --bs-btn-border-color:var(--primary);
  --bs-btn-hover-bg:var(--primary-hover);
  --bs-btn-hover-border-color:var(--primary-hover);
  --bs-btn-active-bg:var(--primary-deep);
  --bs-btn-active-border-color:var(--primary-deep);
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
}
.btn-primary:hover,.btn-primary:focus{
  background:var(--primary-hover);
  border-color:var(--primary-hover);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:var(--sh-sm);
}
.btn-primary:active{background:var(--primary-deep)!important;border-color:var(--primary-deep)!important;transform:translateY(0)}
.btn-accent{
  background:var(--accent);
  border-color:var(--accent);
  color:var(--primary-deep);
}
.btn-accent:hover,.btn-accent:focus{
  background:var(--accent-hover);
  border-color:var(--accent-hover);
  color:var(--primary-deep);
  transform:translateY(-1px);
}
.btn-ghost{
  background:#fff;
  border-color:var(--border);
  color:var(--primary-deep);
}
.btn-ghost:hover{border-color:rgba(14,107,74,.35);color:var(--primary);background:#fff}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:600;
  font-size:15px;
  color:var(--primary);
}
.link-arrow span{transition:transform .18s var(--ease);display:inline-block}
.link-arrow:hover span{transform:translateX(3px)}
.link-arrow.is-light{color:var(--accent)}
.link-arrow.is-light:hover{color:#fff}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--border);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-md)}
.header-top{
  display:flex;
  align-items:center;
  gap:20px;
  padding:14px 0 10px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--primary-deep);
}
.brand:hover{color:var(--primary-deep)}
.brand-mark{
  width:38px;
  height:38px;
  border-radius:12px;
  background:var(--primary);
  color:var(--accent);
  display:grid;
  place-items:center;
  font-size:14px;
  font-weight:800;
  letter-spacing:.5px;
  flex:0 0 auto;
}
.brand-text{
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.header-search{
  flex:1 1 auto;
  max-width:560px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:6px;
  height:44px;
  padding:0 6px 0 16px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-pill);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.header-search:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(14,107,74,.18);
}
.header-search svg{
  width:18px;
  height:18px;
  flex:0 0 auto;
  fill:none;
  stroke:var(--primary);
  stroke-width:1.6;
  stroke-linecap:round;
}
.header-search input{
  flex:1 1 auto;
  min-width:0;
  height:100%;
  border:0;
  outline:none;
  background:transparent;
  font-size:15px;
  color:var(--text);
}
.header-search input::placeholder{color:#9AA8A1}
.header-search button{
  flex:0 0 auto;
  height:34px;
  padding:0 18px;
  border:0;
  border-radius:var(--r-pill);
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  transition:background-color .18s var(--ease);
}
.header-search button:hover{background:var(--primary-hover)}
.header-cta{flex:0 0 auto;white-space:nowrap}

.header-nav{padding-bottom:12px}
.chip-bar{
  display:flex;
  align-items:center;
  gap:10px;
  list-style:none;
  margin:0;
  padding:0 0 2px;
  overflow-x:auto;
  scrollbar-width:none;
}
.chip-bar::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;
  align-items:center;
  height:36px;
  padding:0 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--border);
  background:#fff;
  color:var(--muted);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:all .18s var(--ease);
}
.chip:hover{
  border-color:rgba(14,107,74,.35);
  color:var(--primary);
}
.chip.is-active{
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
}
.chip.is-active:hover{color:#fff}

@media (max-width:991.98px){
  .header-search{max-width:420px}
}
@media (max-width:767.98px){
  .header-top{flex-wrap:wrap;gap:12px;padding:12px 0 8px}
  .brand-text{font-size:16px}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:13px}
  .header-search{
    order:3;
    flex:1 0 100%;
    max-width:none;
    margin:0;
  }
  .header-cta{padding:.5rem 1.1rem;font-size:14px;margin-left:auto}
}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
  margin:0 0 18px;
  padding:0;
  font-size:13.5px;
  color:var(--muted);
}
.crumb li{display:inline-flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:#C3CCC6}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--primary)}
.crumb .is-current{color:var(--primary-deep);font-weight:600}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  background:var(--tint);
  padding:40px 0 76px;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-90px;
  top:-70px;
  width:300px;
  height:300px;
  border:1px solid rgba(14,107,74,.16);
  border-radius:50%;
  pointer-events:none;
}
.page-hero::before{
  content:"";
  position:absolute;
  right:60px;
  bottom:-120px;
  width:220px;
  height:220px;
  border:1px dashed rgba(14,107,74,.18);
  border-radius:50%;
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:1}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-tag);
  padding:5px 12px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  margin-bottom:18px;
}
.hero-kicker i{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  display:inline-block;
}
.page-hero h1{
  font-size:clamp(30px,4vw,44px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--primary-deep);
  max-width:820px;
  margin-bottom:16px;
}
.hero-lead{
  font-size:16.5px;
  line-height:1.9;
  color:var(--muted);
  max-width:760px;
  margin-bottom:28px;
}

/* ---------- Hero 筛选条 ---------- */
.hero-filter{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  padding:18px 20px 20px;
  max-width:820px;
}
.hf-label{
  display:block;
  font-size:14px;
  font-weight:700;
  color:var(--primary-deep);
  margin-bottom:10px;
}
.hf-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.hf-row input{
  flex:1 1 260px;
  min-width:0;
  height:44px;
  border:1px solid var(--border);
  border-radius:var(--r-input);
  padding:0 14px;
  font-size:15px;
  color:var(--text);
  background:#fff;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.hf-row input::placeholder{color:#9AA8A1}
.hf-row input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(14,107,74,.18);
}
.hf-hint{
  font-size:13px;
  color:var(--muted);
  margin-top:10px;
}

/* ---------- 指标条 ---------- */
.stat-section{
  position:relative;
  z-index:2;
  margin-top:-46px;
  padding-bottom:8px;
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.stat-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  padding:22px 22px 20px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.stat-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-md);
  border-color:rgba(14,107,74,.3);
}
.stat-num{
  font-size:32px;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--primary);
  line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.stat-unit{
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  margin-left:4px;
}
.stat-card p{
  font-size:14px;
  color:var(--muted);
  margin-top:8px;
  line-height:1.7;
}
@media (max-width:991.98px){
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:575.98px){
  .stat-grid{grid-template-columns:1fr;gap:14px}
  .stat-section{margin-top:-40px}
  .stat-card{padding:18px}
}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section-tint{background:var(--tint)}
.section-white{background:var(--surface)}
.section-dark{background:var(--primary-deep);color:var(--inverse)}
@media (max-width:991.98px){
  .section{padding:64px 0}
}
@media (max-width:575.98px){
  .section{padding:48px 0}
}
.sec-head{margin-bottom:36px}
.sec-title{
  position:relative;
  padding-left:16px;
  font-size:30px;
  line-height:1.35;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--primary-deep);
  margin-bottom:12px;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;
  top:7px;
  bottom:7px;
  width:4px;
  border-radius:2px;
  background:var(--primary);
}
.sec-desc{
  font-size:16px;
  line-height:1.85;
  color:var(--muted);
  max-width:780px;
}
.section-dark .sec-title{color:var(--inverse)}
.section-dark .sec-title::before{background:var(--accent)}
.section-dark .sec-desc{color:rgba(247,251,246,.78)}
@media (max-width:575.98px){
  .sec-title{font-size:24px;padding-left:13px}
}

/* ---------- 对照表 ---------- */
.compare-wrap{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  overflow:hidden;
}
.table-scroll{overflow-x:auto}
table.compare{
  width:100%;
  min-width:820px;
  border-collapse:collapse;
}
table.compare thead th{
  background:var(--tint);
  color:var(--primary-deep);
  font-size:14px;
  font-weight:700;
  text-align:left;
  padding:16px 20px;
  border-bottom:1px solid var(--border);
  white-space:nowrap;
}
table.compare tbody td{
  padding:18px 20px;
  font-size:15px;
  line-height:1.75;
  color:var(--text);
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr{transition:background-color .18s var(--ease)}
table.compare tbody tr:hover{background:#FAFCF9}
table.compare tbody th{
  padding:18px 20px;
  font-size:15px;
  font-weight:700;
  color:var(--primary-deep);
  text-align:left;
  border-bottom:1px solid var(--line);
  vertical-align:top;
  width:130px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 10px;
  border-radius:var(--r-tag);
  font-size:12.5px;
  font-weight:600;
  line-height:1.6;
  white-space:nowrap;
}
.tag-ok{background:#E7F5EF;color:var(--primary)}
.tag-risk{background:#FFF0E8;color:#B94A18}
.tag-neutral{background:var(--tint);color:var(--primary-deep)}
.cell-note{
  display:block;
  margin-top:6px;
  font-size:13.5px;
  color:var(--muted);
}
.table-tip{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  padding:14px 20px;
  background:#FAFCF9;
  border-top:1px solid var(--line);
}
.table-tip svg{
  width:16px;height:16px;flex:0 0 auto;
  fill:none;stroke:var(--primary);stroke-width:1.6;stroke-linecap:round;
}
@media (max-width:991.98px){
  .table-scroll{position:relative}
}

/* ---------- 时间线 ---------- */
.timeline{
  list-style:none;
  margin:0;
  padding:0;
  max-width:900px;
}
.tl-item{
  position:relative;
  display:flex;
  gap:20px;
  padding-bottom:26px;
}
.tl-item:last-child{padding-bottom:0}
.tl-item:not(:last-child)::after{
  content:"";
  position:absolute;
  left:19px;
  top:50px;
  bottom:8px;
  border-left:1px dashed rgba(14,107,74,.35);
}
.tl-num{
  flex:0 0 40px;
  width:40px;
  height:40px;
  border-radius:12px;
  background:var(--accent);
  color:var(--primary-deep);
  display:grid;
  place-items:center;
  font-size:16px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  position:relative;
  z-index:1;
}
.tl-body{
  flex:1 1 auto;
  background:#fff;
  border:1px solid var(--border);
  border-radius:14px;
  box-shadow:var(--sh-sm);
  padding:18px 22px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.tl-body:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-md);
  border-color:rgba(14,107,74,.3);
}
.tl-body h3{
  font-size:18px;
  font-weight:700;
  color:var(--primary-deep);
  margin-bottom:6px;
  line-height:1.45;
}
.tl-body p{
  font-size:14.5px;
  line-height:1.8;
  color:var(--muted);
}
.tl-meta{
  display:inline-block;
  margin-top:10px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  background:#E7F5EF;
  border-radius:var(--r-tag);
  padding:3px 10px;
}
@media (max-width:575.98px){
  .tl-item{gap:14px}
  .tl-item:not(:last-child)::after{left:19px;top:50px}
  .tl-body{padding:16px}
}

/* ---------- 图文要点 ---------- */
.check-split{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:44px;
  align-items:center;
}
.split-figure{
  border-radius:18px;
  overflow:hidden;
  background:var(--tint);
  box-shadow:var(--sh-md);
}
.split-figure img{
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
}
.pt-list{
  list-style:none;
  margin:0;
  padding:0;
}
.pt-list li{
  position:relative;
  padding-left:32px;
  margin-bottom:18px;
  font-size:15.5px;
  line-height:1.85;
  color:var(--text);
}
.pt-list li:last-child{margin-bottom:0}
.pt-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  width:15px;
  height:15px;
  border-radius:5px;
  background:var(--accent);
  border:1px solid rgba(14,107,74,.28);
}
.pt-list strong{color:var(--primary-deep);font-weight:700}
@media (max-width:991.98px){
  .check-split{grid-template-columns:1fr;gap:28px}
}

/* ---------- FAQ ---------- */
.faq-acc{max-width:900px}
.faq-acc .accordion-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  overflow:hidden;
  margin-bottom:14px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.faq-acc .accordion-item:last-child{margin-bottom:0}
.faq-acc .accordion-item:hover{
  border-color:rgba(14,107,74,.3);
  box-shadow:var(--sh-md);
}
.faq-acc .accordion-header{margin:0}
.faq-acc .accordion-button{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  background:#fff;
  border:0;
  color:var(--primary-deep);
  font-size:17px;
  font-weight:700;
  line-height:1.55;
  text-align:left;
  box-shadow:none;
  transition:background-color .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease);
}
.faq-acc .accordion-button:not(.collapsed){
  background:var(--tint);
  color:var(--primary-deep);
  box-shadow:inset 4px 0 0 var(--primary);
}
.faq-acc .accordion-button:focus{
  box-shadow:inset 4px 0 0 var(--primary),0 0 0 3px rgba(14,107,74,.2);
  outline:none;
  z-index:1;
}
.faq-acc .accordion-button::after{
  content:"+";
  background-image:none !important;
  width:26px;
  height:26px;
  flex:0 0 26px;
  display:grid;
  place-items:center;
  font-size:22px;
  font-weight:400;
  line-height:1;
  color:var(--primary);
  transform:none;
  transition:transform .2s var(--ease);
  margin-left:auto;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
}
.faq-acc .accordion-body{
  padding:4px 22px 20px 26px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}
@media (max-width:575.98px){
  .faq-acc .accordion-button{font-size:15.5px;padding:16px 16px;gap:10px}
  .faq-acc .accordion-body{padding:2px 16px 18px 20px}
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  background:var(--primary-deep);
  border-radius:var(--r-dark);
  padding:52px 56px;
  color:var(--inverse);
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-70px;
  top:-70px;
  width:260px;
  height:260px;
  border:1px solid rgba(200,244,81,.28);
  border-radius:50%;
  pointer-events:none;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:70px;
  bottom:-90px;
  width:180px;
  height:180px;
  border:1px dashed rgba(200,244,81,.22);
  border-radius:50%;
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:640px}
.cta-band h2{
  font-size:28px;
  line-height:1.4;
  font-weight:800;
  letter-spacing:-.01em;
  margin-bottom:10px;
}
.cta-band p{
  font-size:15.5px;
  line-height:1.85;
  color:rgba(247,251,246,.8);
}
.cta-actions{
  position:relative;
  z-index:1;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:14px;
  flex:0 0 auto;
}
@media (max-width:991.98px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;gap:26px}
  .cta-band h2{font-size:24px}
}
@media (max-width:575.98px){
  .cta-band{padding:32px 22px;border-radius:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%;text-align:center}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--primary-deep);
  color:var(--inverse);
  margin-top:88px;
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(247,251,246,.14);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand-text{
  font-size:17px;
  font-weight:800;
  color:var(--inverse);
}
.footer-desc{
  font-size:14px;
  line-height:1.85;
  color:rgba(247,251,246,.7);
  max-width:340px;
}
.footer-title{
  font-size:14px;
  font-weight:600;
  color:var(--inverse);
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-list{
  list-style:none;
  margin:0;
  padding:0;
}
.footer-list li{margin-bottom:10px}
.footer-list a{
  font-size:14px;
  color:rgba(247,251,246,.72);
  transition:color .18s var(--ease);
}
.footer-list a:hover{color:var(--accent)}
.footer-contact{display:flex;flex-direction:column;gap:12px}
.fc-item{
  font-size:13.5px;
  line-height:1.75;
  color:rgba(247,251,246,.7);
}
.fc-item strong{
  display:block;
  color:var(--inverse);
  font-size:13.5px;
  font-weight:600;
  margin-bottom:2px;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding-top:22px;
  font-size:13px;
  color:rgba(247,251,246,.58);
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575.98px){
  .site-footer{padding:48px 0 24px;margin-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:28px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category3 */
:root{
  --primary:#0E6B4A;
  --primary-deep:#0A2E22;
  --primary-hover:#0B5739;
  --accent:#C8F451;
  --accent-soft:rgba(200,244,81,.32);
  --accent-warm:#FF7A45;
  --bg:#F4F6F2;
  --surface:#FFFFFF;
  --tint:#E9F0EA;
  --border:#E3E8E1;
  --divider:#EFF3EE;
  --text:#10231C;
  --muted:#5F6F67;
  --inverse:#F7FBF6;
  --r-card:16px;
  --r-img:14px;
  --r-input:10px;
  --r-pill:999px;
  --r-tag:8px;
  --r-block:24px;
  --shadow-sm:0 2px 8px rgba(10,46,34,.06);
  --shadow-md:0 10px 28px rgba(10,46,34,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#0E6B4A;
  --bs-primary-rgb:14,107,74;
  --bs-body-color:#10231C;
  --bs-body-bg:#F4F6F2;
  --bs-border-color:#E3E8E1;
  --bs-border-radius:16px;
  --bs-link-color:#0E6B4A;
  --bs-link-hover-color:#0B5739;
  --bs-font-sans-serif:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--primary-hover)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.35;letter-spacing:-.01em;font-weight:700}
p{margin:0 0 1em}
button,input{font-family:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,107,74,.30);border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 按钮 ============ */
.btn{border-radius:var(--r-pill);font-weight:600;font-size:15px;padding:11px 24px;line-height:1.4;border:1px solid transparent;transition:background-color .18s var(--ease),transform .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease)}
.btn:focus,.btn:focus-visible{box-shadow:0 0 0 3px rgba(14,107,74,.30)}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:#094c33}
.btn-accent{background:var(--accent);color:var(--primary-deep);border-color:var(--accent);font-weight:700}
.btn-accent:hover{background:#b8e63f;border-color:#b8e63f;color:var(--primary-deep);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--inverse);border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.6)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--primary);font-size:15px}
.text-link svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;transition:transform .18s var(--ease)}
.text-link:hover svg{transform:translateX(3px)}

/* ============ 头部 ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--surface);border-bottom:1px solid var(--border);transition:box-shadow .2s var(--ease)}
.site-header.is-scrolled{box-shadow:var(--shadow-md)}
.header-top{display:flex;align-items:center;gap:24px;min-height:72px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;letter-spacing:.04em;box-shadow:var(--shadow-sm)}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.header-search{flex:1 1 auto;max-width:560px;display:flex;align-items:center;gap:8px;height:44px;padding:0 6px 0 16px;background:#fff;border:1px solid var(--border);border-radius:var(--r-pill);transition:border-color .18s var(--ease),box-shadow .18s var(--ease)}
.header-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,107,74,.16)}
.header-search svg{width:18px;height:18px;flex:0 0 auto;stroke:var(--primary);fill:none;stroke-width:1.6;stroke-linecap:round}
.header-search input{flex:1 1 auto;min-width:0;border:0;background:transparent;font-size:15px;color:var(--text);height:100%;outline:none}
.header-search input::placeholder{color:#93a49c}
.header-search button{flex:0 0 auto;border:0;background:var(--primary);color:#fff;font-size:14px;font-weight:600;padding:8px 18px;border-radius:var(--r-pill);transition:background-color .18s var(--ease)}
.header-search button:hover{background:var(--primary-hover)}
.header-cta{flex:0 0 auto;white-space:nowrap}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--border);background:#fff;border-radius:12px;align-items:center;justify-content:center;gap:4px;flex-direction:column;margin-left:auto}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px}
.header-nav{border-top:1px solid var(--divider);padding:10px 0 12px}
.chip-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;height:38px;padding:0 18px;border-radius:var(--r-pill);border:1px solid var(--border);background:#fff;color:var(--muted);font-size:14.5px;font-weight:600;white-space:nowrap;transition:all .18s var(--ease)}
.chip:hover{color:var(--primary);border-color:rgba(14,107,74,.30);background:var(--tint)}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff}
.chip.is-active:hover{background:var(--primary-hover);color:#fff}

/* ============ 面包屑 ============ */
.breadcrumb-bar{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:20px}
.breadcrumb-bar a{color:var(--muted)}
.breadcrumb-bar a:hover{color:var(--primary)}
.breadcrumb-bar .sep{opacity:.6}
.breadcrumb-bar .current{color:var(--primary-deep);font-weight:600}

/* ============ 分类首屏 ============ */
.page-hero{position:relative;background:linear-gradient(180deg,rgba(244,246,242,.95),rgba(244,246,242,.99)),url('/assets/images/backpic/back-3.png') center/cover no-repeat;padding:36px 0 56px;border-bottom:1px solid var(--border)}
.page-hero h1{font-size:clamp(32px,4vw,44px);font-weight:800;line-height:1.25;color:var(--primary-deep);margin-bottom:16px;max-width:900px}
.hero-lead{max-width:760px;font-size:16.5px;color:var(--muted);margin-bottom:26px}
.hero-search{display:flex;align-items:center;gap:8px;max-width:640px;height:52px;padding:0 6px 0 18px;background:#fff;border:1px solid var(--border);border-radius:var(--r-pill);box-shadow:var(--shadow-sm);transition:border-color .18s var(--ease),box-shadow .18s var(--ease)}
.hero-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,107,74,.16)}
.hero-search svg{width:20px;height:20px;flex:0 0 auto;stroke:var(--primary);fill:none;stroke-width:1.6;stroke-linecap:round}
.hero-search input{flex:1 1 auto;min-width:0;border:0;background:transparent;font-size:15.5px;height:100%;outline:none;color:var(--text)}
.hero-search input::placeholder{color:#93a49c}
.hero-search button{flex:0 0 auto;border:0;background:var(--primary);color:#fff;font-size:15px;font-weight:600;padding:10px 24px;border-radius:var(--r-pill);transition:background-color .18s var(--ease)}
.hero-search button:hover{background:var(--primary-hover)}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.stat-pill{display:inline-flex;align-items:center;gap:8px;background:var(--accent-soft);color:var(--primary-deep);border-radius:var(--r-tag);padding:8px 14px;font-size:13.5px;font-weight:600}
.stat-pill b{font-size:16px;font-weight:800}

/* ============ 通用板块 ============ */
.section{padding:80px 0}
.section-tint{background:var(--tint)}
.section-white{background:var(--surface)}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-label{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--primary);text-transform:uppercase;margin-bottom:12px}
.sec-label::before{content:"";width:12px;height:12px;border-radius:4px;background:var(--accent)}
.sec-title{font-size:30px;font-weight:800;color:var(--primary-deep);position:relative;padding-left:16px;margin-bottom:14px}
.sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--primary)}
.sec-sub{color:var(--muted);font-size:16px;margin:0}

/* ============ 卡片网格 2×3 ============ */
.grid-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.rule-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease)}
.rule-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(14,107,74,.30)}
.rule-card-cover{position:relative;aspect-ratio:16/9;background:rgba(14,107,74,.08);overflow:hidden}
.rule-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.rule-card:hover .rule-card-cover img{transform:scale(1.03)}
.rule-card-tag{position:absolute;left:14px;top:14px;background:var(--accent);color:var(--primary-deep);font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:var(--r-tag)}
.rule-card-body{padding:22px 22px 18px;display:flex;flex-direction:column;flex:1 1 auto}
.rule-card-title{font-size:18px;font-weight:700;color:var(--primary-deep);margin-bottom:10px}
.rule-card-text{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rule-card-foot{margin-top:auto;padding:16px 22px 20px;border-top:1px solid var(--divider);display:flex;align-items:center;justify-content:space-between;gap:12px}
.rule-card-foot .meta{font-size:13px;color:var(--muted)}
.arrow-link{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;border:1px solid var(--border);background:#fff;color:var(--primary);transition:all .18s var(--ease)}
.arrow-link svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8}
.arrow-link:hover{background:var(--primary);border-color:var(--primary);color:#fff}

/* ============ 徽章条 ============ */
.badge-strip{display:flex;flex-wrap:wrap;gap:12px}
.badge-item{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;border-radius:var(--r-pill);background:var(--accent-soft);color:var(--primary-deep);font-size:14.5px;font-weight:600;transition:background-color .18s var(--ease),transform .18s var(--ease)}
.badge-item::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary)}
.badge-item:hover{background:rgba(200,244,81,.55);transform:translateY(-1px)}
.badge-note{margin-top:20px;font-size:13.5px;color:var(--muted)}

/* ============ FAQ 折叠 ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.faq-item[open]{border-color:rgba(14,107,74,.35);box-shadow:var(--shadow-sm)}
.faq-item summary{position:relative;list-style:none;cursor:pointer;padding:20px 60px 20px 22px;min-height:62px;display:flex;align-items:center;font-size:16.5px;font-weight:600;color:var(--primary-deep);transition:background-color .18s var(--ease)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:var(--tint)}
.faq-item summary::after{content:"";position:absolute;right:22px;top:50%;width:14px;height:14px;transform:translateY(-50%);background:
  linear-gradient(var(--primary),var(--primary)) center/14px 2px no-repeat,
  linear-gradient(var(--primary),var(--primary)) center/2px 14px no-repeat;
  transition:transform .22s var(--ease)}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item[open] summary{box-shadow:inset 4px 0 0 var(--primary)}
.faq-answer{padding:0 22px 22px 22px;font-size:15px;color:var(--muted);line-height:1.85;max-width:820px}

/* ============ CTA 区块 ============ */
.cta-band{background:var(--primary-deep);border-radius:var(--r-block);padding:56px 48px;position:relative;overflow:hidden;color:var(--inverse)}
.cta-band::before{content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;border:1px solid rgba(200,244,81,.28)}
.cta-band::after{content:"";position:absolute;right:40px;bottom:-60px;width:180px;height:180px;border-radius:50%;border:1px solid rgba(255,255,255,.14)}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-title{font-size:28px;font-weight:800;color:#fff;margin-bottom:10px}
.cta-sub{color:rgba(247,251,246,.78);font-size:15.5px;margin:0;max-width:560px}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.cta-actions .text-link{color:var(--accent)}
.cta-actions .text-link:hover{color:#dffb86}

/* ============ 页脚 ============ */
.site-footer{background:var(--primary-deep);color:var(--inverse);padding:64px 0 28px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--accent);color:var(--primary-deep)}
.footer-brand-text{font-size:18px;font-weight:800;color:#fff}
.footer-desc{font-size:14px;color:rgba(247,251,246,.72);line-height:1.85;margin:0;max-width:340px}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-list li{margin-bottom:12px}
.footer-list a{font-size:14px;color:rgba(247,251,246,.78)}
.footer-list a:hover{color:var(--accent)}
.footer-contact .fc-item{font-size:14px;color:rgba(247,251,246,.72);margin-bottom:14px;line-height:1.75}
.footer-contact .fc-item strong{display:block;color:#fff;font-weight:600;margin-bottom:2px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:13px;color:rgba(247,251,246,.6)}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-grid > div:last-child{grid-column:1 / -1}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  .page-hero{padding:28px 0 44px}
  .cta-band{padding:44px 32px}
  .cta-title{font-size:24px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .container{padding:0 16px}
  .header-top{flex-wrap:wrap;gap:12px;padding:14px 0;min-height:auto}
  .header-search{order:3;flex:1 1 100%;max-width:100%}
  .nav-toggle{display:flex}
  .header-nav{border-top:1px solid var(--divider);max-height:0;overflow:hidden;padding:0;transition:max-height .25s var(--ease),padding .25s var(--ease)}
  .site-header.nav-open .header-nav{max-height:420px;padding:12px 0 14px}
  .site-header.nav-open .chip-bar{flex-direction:column;align-items:stretch;flex-wrap:nowrap}
  .site-header.nav-open .chip{width:100%;justify-content:center}
  .chip-bar{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .chip-bar::-webkit-scrollbar{display:none}
  .grid-cards{grid-template-columns:1fr;gap:18px}
  .section{padding:52px 0}
  .sec-title{font-size:24px}
  .sec-head{margin-bottom:28px}
  .page-hero{padding:22px 0 38px}
  .hero-search{height:48px}
  .hero-search button{padding:9px 18px;font-size:14px}
  .cta-band{padding:36px 22px;border-radius:20px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%;text-align:center}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .site-footer{padding:48px 0 24px;margin-top:56px}
}
@media (max-width:575.98px){
  .brand-text{font-size:16px}
  .page-hero h1{font-size:clamp(26px,7.5vw,32px)}
  .hero-lead{font-size:15.5px}
  .rule-card-body{padding:18px 18px 16px}
  .rule-card-foot{padding:14px 18px 16px}
  .faq-item summary{font-size:15.5px;padding:18px 52px 18px 18px}
  .faq-answer{padding:0 18px 20px 18px}
}
@media (min-width:1400px){
  .container{max-width:1200px}
}