/* roulang page: index */
:root{
  --brand:#0F3D33;
  --brand-deep:#0A2A23;
  --accent:#FF6A1F;
  --accent-hover:#E5561A;
  --accent-active:#CC4A12;
  --lime:#C6F24E;
  --bg:#F7F4EE;
  --bg-2:#EFEBE3;
  --card:#FFFFFF;
  --ink:#12171A;
  --ink-2:#5A6663;
  --ink-3:#8A9490;
  --line:#E4E0D8;
  --ok:#2F9E6B;
  --err:#D9480F;
  --r-xl:24px;
  --r-lg:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,23,26,.06);
  --sh-2:0 8px 24px -12px rgba(15,61,51,.18);
  --sh-3:0 20px 48px -20px rgba(15,61,51,.28);
  --sp-1:16px;
  --sp-2:24px;
  --sp-3:32px;
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:.01em;color:var(--brand);}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:768px){.wrap{padding-left:24px;padding-right:24px;}}
@media (min-width:1200px){.wrap{max-width:1320px;padding-left:32px;padding-right:32px;}}
@media (min-width:1321px){.wrap{max-width:var(--wrap);padding-left:32px;padding-right:32px;}}
section[id],div[id]{scroll-margin-top:120px;}

/* ---------- 按钮 ---------- */
.btn-orange,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-weight:600;font-size:15px;line-height:1;
  padding:14px 28px;border:1.5px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-orange{background:var(--accent);color:#fff;border-color:var(--accent);}
.btn-orange:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-orange:active{background:var(--accent-active);border-color:var(--accent-active);transform:translateY(0);}
.btn-line{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-line:hover{background:rgba(15,61,51,.08);color:var(--brand);}
.btn-line:active{background:rgba(15,61,51,.14);}
.btn-orange:focus-visible,.btn-line:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}
.btn-orange[disabled],.btn-line[disabled]{opacity:.4;transform:none;box-shadow:none;cursor:not-allowed;}

/* ---------- 顶部倒计时条 ---------- */
.topbar{
  background:linear-gradient(90deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:#fff;
}
.topbar-inner{
  display:flex;align-items:center;justify-content:center;gap:20px;
  min-height:48px;flex-wrap:wrap;padding-top:8px;padding-bottom:8px;
}
.topbar-label{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.86);white-space:nowrap;}
.topbar-label .dot{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(198,242,78,.18);}
.clock{display:flex;align-items:center;gap:14px;}
.clock-unit{display:flex;align-items:baseline;gap:4px;}
.clock-unit b{font-size:22px;font-weight:700;letter-spacing:.02em;color:#fff;}
.clock-unit em{font-style:normal;font-size:12px;color:rgba(255,255,255,.6);}
.clock-sep{width:1px;height:18px;background:rgba(198,242,78,.5);}
.topbar-link{
  font-size:13px;color:var(--lime);border-bottom:2px solid transparent;
  transition:border-color .18s ease,color .18s ease;white-space:nowrap;
}
.topbar-link:hover{color:#fff;border-bottom-color:var(--lime);}

/* ---------- 浮动 Dock ---------- */
.dock-shell{position:sticky;top:16px;z-index:1040;margin-top:16px;}
.dock{
  max-width:1180px;margin:0 auto;
  display:flex;align-items:center;gap:18px;
  height:72px;padding:0 14px 0 22px;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid rgba(15,61,51,.08);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-2);
  transition:height .22s ease,box-shadow .22s ease;
}
.dock.is-scrolled{height:60px;box-shadow:var(--sh-3);}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:30px;height:30px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;left:50%;top:50%;width:11px;height:11px;
  transform:translate(-50%,-50%) rotate(45deg);
  background:var(--lime);border-radius:3px;
}
.brand-text{font-weight:700;font-size:17px;color:var(--brand);letter-spacing:.01em;white-space:nowrap;}
.dock-menu{display:flex;align-items:center;gap:2px;margin-left:auto;}
.dock-menu a{
  position:relative;display:inline-block;padding:8px 13px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:color .16s ease,background-color .16s ease;
}
.dock-menu a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .16s ease;
}
.dock-menu a:hover{color:var(--brand);}
.dock-menu a:hover::after{transform:scaleX(1);}
.dock-menu a.active{color:var(--brand);font-weight:700;background:rgba(15,61,51,.06);}
.dock-menu a.active::after{transform:scaleX(0);}
.dock-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--brand);
  transition:border-color .18s ease,background-color .18s ease,color .18s ease;
}
.icon-btn:hover{border-color:var(--brand);background:rgba(15,61,51,.06);}
.icon-btn:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.icon-btn svg{width:18px;height:18px;}
.burger{
  display:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.burger span{display:block;width:16px;height:2px;background:var(--brand);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
.burger:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.dock-panel{
  display:none;position:absolute;top:calc(100% + 12px);left:20px;right:20px;
  background:#fff;border-radius:var(--r-xl);box-shadow:var(--sh-3);
  padding:16px;border:1px solid var(--line);
}
.dock-panel.open{display:block;}
.dock-panel a.panel-link{
  display:block;padding:0 16px;line-height:48px;border-radius:var(--r-sm);
  font-size:16px;font-weight:500;color:var(--ink-2);
}
.dock-panel a.panel-link:hover{background:var(--bg-2);color:var(--brand);}
.dock-panel a.panel-link.active{color:var(--brand);font-weight:700;background:rgba(15,61,51,.06);}
.dock-panel .btn-orange{margin-top:12px;}

/* ---------- Hero ---------- */
.hero{position:relative;padding:56px 0 0;}
.hero-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--brand);background:var(--bg-2);border-radius:var(--r-pill);
  padding:7px 16px;margin-bottom:20px;
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;}
.hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:700;line-height:1.25;
  margin-bottom:20px;max-width:15em;
}
.hero-sub{font-size:17px;color:var(--ink-2);line-height:1.9;max-width:34em;margin-bottom:28px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:32px;padding-top:26px;border-top:1px solid var(--line);}
.stat b{display:block;font-size:26px;font-weight:700;color:var(--brand);line-height:1.2;}
.stat span{font-size:13px;color:var(--ink-3);}
.hero-media{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-3);}
.hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(15,61,51,.28) 0%,rgba(15,61,51,.08) 60%,rgba(15,61,51,.02) 100%);
  transition:opacity .3s ease;
}
.hero-media:hover::after{opacity:.75;}
.hero-badge{
  position:absolute;left:20px;bottom:20px;z-index:2;
  background:rgba(255,255,255,.9);color:var(--brand);
  font-size:13px;font-weight:600;padding:8px 16px;border-radius:var(--r-pill);
  backdrop-filter:blur(8px);
}

/* ---------- 板块通用 ---------- */
.section{padding:56px 0;}
@media (min-width:992px){.section{padding:88px 0;}}
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  flex-wrap:wrap;margin-bottom:36px;
}
.sec-head h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.3;}
.sec-head p{color:var(--ink-2);font-size:16px;margin-top:8px;max-width:38em;}
.link-more{
  font-size:15px;font-weight:600;color:var(--brand);white-space:nowrap;
  border-bottom:2px solid var(--accent);padding-bottom:3px;
  transition:border-color .18s ease,color .18s ease;
}
.link-more:hover{color:var(--accent);border-bottom-color:var(--lime);}

/* ---------- 卖点 ---------- */
.sell-grid{display:grid;grid-template-columns:1fr;gap:32px;}
.sell-aside h2{font-size:clamp(24px,3vw,36px);line-height:1.3;margin-bottom:16px;}
.sell-aside p{color:var(--ink-2);}
.sell-list{display:grid;grid-template-columns:1fr;gap:20px;}
.sell-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px 24px 26px 28px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.sell-card::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:3px;
  background:var(--lime);border-radius:2px;opacity:0;transition:opacity .2s ease;
}
.sell-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.sell-card:hover::before{opacity:1;}
.sell-num{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.08em;display:block;margin-bottom:12px;}
.sell-ico{width:24px;height:24px;color:var(--brand);margin-bottom:14px;}
.sell-card h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.sell-card p{font-size:15px;color:var(--ink-2);line-height:1.8;margin:0;}

/* ---------- 图墙 ---------- */
.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;align-items:start;}
.g-item{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.g-item::after{
  content:"";position:absolute;inset:0;background:rgba(15,61,51,.08);
  transition:background-color .3s ease;
}
.g-item:hover::after{background:rgba(15,61,51,.2);}
.g-item:hover img{transform:scale(1.03);}
.g-tag{
  position:absolute;left:14px;bottom:14px;z-index:2;
  background:rgba(255,255,255,.9);color:var(--brand);
  font-size:12px;font-weight:600;padding:6px 14px;border-radius:var(--r-pill);
  backdrop-filter:blur(6px);
}
.g-a{grid-column:span 5;}
.g-a img{aspect-ratio:4/3;}
.g-b{grid-column:span 3;}
.g-b img{aspect-ratio:3/4;}
.g-c{grid-column:span 4;}
.g-c img{aspect-ratio:1/1;}
.g-d{grid-column:span 4;}
.g-d img{aspect-ratio:4/3;}
.g-e{grid-column:span 4;}
.g-e img{aspect-ratio:1/1;}
.g-f{grid-column:span 4;}
.g-f img{aspect-ratio:4/3;}

/* ---------- CTA 报名 ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:#fff;border-radius:var(--r-xl);padding:44px 28px;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;
  border-radius:50%;background:rgba(198,242,78,.08);
}
.cta-grid{display:grid;grid-template-columns:1fr;gap:32px;position:relative;z-index:2;}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,34px);line-height:1.3;margin-bottom:16px;}
.cta-band p.lead{color:rgba(255,255,255,.72);font-size:16px;margin-bottom:24px;}
.cta-checks li{
  display:flex;gap:12px;align-items:flex-start;
  color:rgba(255,255,255,.86);font-size:15px;line-height:1.8;margin-bottom:12px;
}
.cta-checks svg{width:18px;height:18px;flex-shrink:0;margin-top:5px;color:var(--lime);}
.cta-trust{
  margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.6);
}
.form-card{background:#fff;border-radius:var(--r-xl);padding:28px 26px;box-shadow:var(--sh-3);}
.form-card h3{font-size:19px;font-weight:700;margin-bottom:6px;}
.form-card .form-tip{font-size:13px;color:var(--ink-3);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--brand);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;font-size:15px;color:var(--ink);font-family:inherit;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{resize:vertical;min-height:88px;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(198,242,78,.55);
}
.field.has-error input,.field.has-error select{border-color:var(--err);}
.field-msg{display:none;font-size:12px;color:var(--err);margin-top:6px;}
.field.has-error .field-msg{display:block;}
.form-note{font-size:12px;color:var(--ink-3);line-height:1.7;margin-top:14px;}
.form-status{display:none;font-size:13px;margin-top:12px;}
.form-status.ok{display:block;color:var(--ok);}
.form-status.bad{display:block;color:var(--err);}

/* ---------- 资讯列表 ---------- */
.news-list{border-top:1px solid var(--line);}
.news-item{
  display:flex;gap:22px;align-items:center;padding:22px 0;
  border-bottom:1px solid var(--line);transition:background-color .18s ease;
}
.news-item:hover{background:rgba(239,235,227,.5);}
.news-thumb{width:200px;flex-shrink:0;border-radius:var(--r-sm);overflow:hidden;}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.news-item:hover .news-thumb img{transform:scale(1.04);}
.news-main{flex:1;min-width:0;}
.news-title{
  font-size:18px;font-weight:600;line-height:1.5;margin-bottom:6px;color:var(--brand);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-desc{
  font-size:14px;color:var(--ink-2);line-height:1.75;margin:0 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.news-tag{
  font-size:12px;color:var(--brand);background:var(--bg-2);
  padding:4px 12px;border-radius:var(--r-pill);
}
.news-time{font-size:13px;color:var(--ink-3);}
.news-arrow{margin-left:auto;color:var(--accent);font-size:16px;transition:transform .2s ease;}
.news-item:hover .news-arrow{transform:translateX(4px);}
.empty-state{
  background:var(--bg-2);border-radius:var(--r-lg);padding:48px 24px;text-align:center;
}
.empty-ico{
  display:inline-block;width:36px;height:36px;border-radius:12px;
  background:#fff;border:1px solid var(--line);margin-bottom:14px;position:relative;
}
.empty-ico::after{
  content:"";position:absolute;left:50%;top:50%;width:12px;height:12px;
  transform:translate(-50%,-50%) rotate(45deg);background:var(--lime);border-radius:3px;
}
.empty-state p{color:var(--ink-2);font-size:15px;margin-bottom:18px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:#fff;border:1px solid var(--line)!important;border-radius:var(--r-lg)!important;
  margin-bottom:12px;overflow:hidden;
}
.accordion-button{
  background:#fff;color:var(--brand);font-size:16px;font-weight:600;
  padding:20px 56px 20px 24px;line-height:1.6;box-shadow:none!important;
}
.accordion-button:not(.collapsed){background:var(--bg);color:var(--brand);}
.accordion-button::after{
  width:26px;height:26px;border-radius:50%;background-image:none;
  border:1.5px solid var(--lime);position:absolute;right:20px;top:50%;
  transform:translateY(-50%);
}
.accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(45deg);}
.accordion-button::before{
  content:"";position:absolute;right:31px;top:50%;width:10px;height:2px;
  background:var(--brand);transform:translateY(-50%);z-index:2;
}
.accordion-button:not(.collapsed)::before{background:var(--brand);}
.accordion-button.collapsed::before{content:"";}
.accordion-body{
  padding:0 24px 24px;font-size:15px;color:var(--ink-2);line-height:1.9;max-width:68ch;
}
.accordion-button:focus{outline:2px solid var(--lime);outline-offset:-2px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-deep);color:rgba(255,255,255,.72);
  padding:64px 0 28px;margin-top:56px;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:16px;max-width:26em;}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:18px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{
  font-size:14px;color:rgba(255,255,255,.72);
  border-bottom:2px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.footer-col a:hover{color:var(--lime);border-bottom-color:var(--lime);}
.footer-col span{font-size:14px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *{transition-duration:.01ms!important;}
}

/* ---------- 响应式 ---------- */
@media (min-width:768px){
  .sell-grid{grid-template-columns:5fr 7fr;gap:40px;}
  .sell-list{grid-template-columns:1fr 1fr;}
  .cta-grid{grid-template-columns:7fr 5fr;gap:40px;align-items:start;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;}
}
@media (min-width:992px){
  .hero{padding-top:80px;}
  .hero-grid{grid-template-columns:7fr 5fr;gap:48px;}
  .cta-band{padding:64px 56px;}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.3fr;}
}
@media (max-width:991px){
  .dock-menu{display:none;}
  .burger{display:inline-flex;}
  .dock{padding:0 12px 0 18px;height:64px;}
  .dock-actions .btn-orange{display:none;}
}
@media (max-width:767px){
  .hero{padding-top:40px;}
  .hero-stats{gap:22px;}
  .stat b{font-size:22px;}
  .gallery{grid-template-columns:repeat(2,1fr);gap:14px;}
  .g-a,.g-b,.g-c,.g-d,.g-e,.g-f{grid-column:span 1;}
  .g-a img,.g-b img,.g-c img,.g-d img,.g-e img,.g-f img{aspect-ratio:4/3;}
  .news-item{gap:14px;padding:18px 0;}
  .news-thumb{width:96px;}
  .news-thumb img{aspect-ratio:1/1;}
  .news-desc{display:none;}
  .news-title{font-size:16px;}
  .cta-band{padding:32px 20px;border-radius:var(--r-lg);}
  .form-card{padding:22px 18px;}
  .section{padding:56px 0;}
  .site-footer{padding:48px 0 24px;}
}
@media (max-width:420px){
  .topbar-inner{gap:12px;row-gap:6px;}
  .clock{gap:10px;}
  .clock-unit b{font-size:19px;}
  .hero-cta .btn-orange,.hero-cta .btn-line{width:100%;}
  .hero-stats{gap:18px;}
  .news-thumb{display:none;}
}

/* roulang page: article */
:root{
  --bs-primary:#FF6A1F;
  --bs-body-color:#12171A;
  --bs-border-color:#E4E0D8;
  --bs-body-bg:#F7F4EE;
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;

  --ink:#0F3D33;
  --ink-deep:#0A2A23;
  --orange:#FF6A1F;
  --orange-hover:#E5561A;
  --orange-active:#CC4A12;
  --lime:#C6F24E;
  --bg:#F7F4EE;
  --bg-2:#EFEBE3;
  --card:#FFFFFF;
  --text:#12171A;
  --text-2:#5A6663;
  --text-3:#8A9490;
  --line:#E4E0D8;
  --success:#2F9E6B;
  --danger:#D9480F;

  --r-xl:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;

  --sh-1:0 1px 2px rgba(18,23,26,.06);
  --sh-2:0 8px 24px -12px rgba(15,61,51,.18);
  --sh-3:0 20px 48px -20px rgba(15,61,51,.28);

  --sp-1:16px;
  --sp-2:24px;
  --sp-3:32px;
  --gap-block:88px;
  --wrap:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--ink);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease;}
a:hover{color:var(--orange-hover);}
ul,ol{padding-left:0;margin:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px;}
@media (min-width:1200px){.wrap{max-width:1320px;}}

/* ============ 浮动 Dock 导航 ============ */
.dock-shell{
  position:sticky;top:16px;z-index:1040;
  padding:0 20px;
  transition:top .2s ease;
}
.dock{
  max-width:1180px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  height:72px;padding:0 14px 0 20px;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid rgba(15,61,51,.08);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-2);
  transition:height .22s ease,box-shadow .22s ease;
}
.dock.is-scrolled{height:60px;box-shadow:var(--sh-3);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:26px;height:26px;border-radius:8px;
  background:linear-gradient(135deg,var(--ink) 0%,var(--ink-deep) 100%);
  position:relative;flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;inset:7px 6px 7px 8px;
  background:var(--lime);
  clip-path:polygon(0 0,100% 50%,0 100%);
  border-radius:2px;
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em;white-space:nowrap;}
.dock-menu{display:flex;align-items:center;gap:6px;margin:0 auto;}
.dock-menu li{list-style:none;}
.dock-menu a{
  display:inline-block;position:relative;
  padding:8px 12px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--text-2);
}
.dock-menu a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .16s ease;
}
.dock-menu a:hover{color:var(--ink);}
.dock-menu a:hover::after{transform:scaleX(1);}
.dock-menu a.active{color:var(--ink);font-weight:600;background:rgba(15,61,51,.06);}
.dock-menu a.active::before{
  content:"";display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--orange);margin-right:7px;vertical-align:middle;
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink);border:1px solid var(--line);background:#fff;
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{background:var(--bg-2);color:var(--ink);}
.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--orange);color:#fff;font-weight:600;font-size:15px;
  padding:14px 28px;border-radius:var(--r-pill);border:1px solid transparent;
  box-shadow:var(--sh-1);cursor:pointer;
  transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-orange:hover{background:var(--orange-hover);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-orange:active{background:var(--orange-active);transform:translateY(0);}
.btn-orange.btn-sm{padding:10px 20px;font-size:14px;}
.btn-orange.btn-block{width:100%;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--ink);font-weight:600;font-size:15px;
  padding:13px 26px;border-radius:var(--r-pill);
  border:1.5px solid var(--ink);cursor:pointer;
  transition:background-color .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:rgba(15,61,51,.08);color:var(--ink);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-text{border-bottom:2px solid var(--orange);color:var(--ink);font-weight:600;padding-bottom:1px;border-radius:0;}
.btn-text:hover{color:var(--ink);border-bottom-color:var(--lime);}
.burger{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;padding:0;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
.dock-panel{
  display:none;max-width:1180px;margin:12px auto 0;
  background:#fff;border-radius:var(--r-xl);box-shadow:var(--sh-3);
  border:1px solid var(--line);padding:12px;
}
.dock-panel.open{display:block;}
.panel-link{
  display:block;line-height:48px;padding:0 16px;border-radius:var(--r-sm);
  font-size:16px;color:var(--text-2);font-weight:500;
}
.panel-link:hover{background:var(--bg);color:var(--ink);}
.panel-link.active{background:var(--bg-2);color:var(--ink);font-weight:600;}
.dock-panel .btn-orange{margin-top:10px;}

/* ============ 页面主体 ============ */
.page-main{padding:44px 0 var(--gap-block);}
.breadcrumb-line{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:14px;color:var(--text-3);margin-bottom:26px;
}
.breadcrumb-line a{color:var(--text-2);}
.breadcrumb-line a:hover{color:var(--ink);}
.breadcrumb-line .sep{color:var(--line);}
.breadcrumb-line .current{color:var(--text-3);}

.article-grid{
  display:grid;grid-template-columns:minmax(0,1fr);
  gap:56px;
}
@media (min-width:1200px){
  .article-grid{grid-template-columns:minmax(0,1fr) 300px;gap:64px;}
}

.article-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-xl);box-shadow:var(--sh-1);
  padding:48px 48px 40px;
}
@media (max-width:767px){
  .article-card{padding:26px 20px 28px;border-radius:var(--r-md);}
}

.article-head{margin-bottom:28px;}
.article-head h1{
  font-size:clamp(26px,3.4vw,38px);font-weight:700;line-height:1.32;
  color:var(--ink);letter-spacing:.01em;max-width:22em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:20px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--text-2);
}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--bg-2);color:var(--ink);
  font-size:12.5px;font-weight:600;padding:5px 13px;border-radius:var(--r-pill);
}
.badge-cat.lime{background:transparent;border:1px solid var(--lime);color:var(--ink);}
.meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-item .dotline{width:4px;height:4px;border-radius:50%;background:var(--line);}

.article-cover{
  margin:30px 0 8px;border-radius:var(--r-md);overflow:hidden;
  aspect-ratio:16/8;position:relative;background:var(--bg-2);
}
.article-cover img{width:100%;height:100%;object-fit:cover;}
.article-cover::after{content:"";position:absolute;inset:0;background:rgba(15,61,51,.08);}

/* 正文阅读区 */
.article-body{
  max-width:800px;font-size:17px;line-height:1.95;color:var(--text);
  margin-top:26px;
}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  font-size:clamp(21px,2.4vw,26px);font-weight:700;color:var(--ink);
  line-height:1.4;margin:1.8em 0 .8em;letter-spacing:.01em;
}
.article-body h3{
  font-size:19px;font-weight:600;color:var(--ink);
  line-height:1.45;margin:1.8em 0 .7em;
}
.article-body ul{margin:0 0 1.2em;padding-left:2px;}
.article-body ul li{
  position:relative;padding-left:20px;margin-bottom:.5em;line-height:1.9;
}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;
  width:7px;height:7px;border-radius:50%;background:var(--orange);
}
.article-body ol{list-style:decimal;padding-left:22px;margin:0 0 1.2em;}
.article-body ol li{margin-bottom:.5em;line-height:1.9;}
.article-body ol li::marker{color:var(--orange);font-weight:700;}
.article-body img{border-radius:var(--r-md);margin:1.4em 0 .6em;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--bg);
  border-left:3px solid var(--lime);border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;
  font-size:15px;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;
}
.article-body th{
  background:var(--bg-2);color:var(--ink);font-weight:600;text-align:left;
  padding:12px 14px;border-bottom:1px solid var(--line);
}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--text-2);}
.article-body tr:last-child td{border-bottom:0;}
.article-body code,.article-body .mono{
  font-family:"Inter",ui-monospace,SFMono-Regular,Menlo,monospace;
  font-variant-numeric:tabular-nums;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0;}
.article-body a{color:var(--orange-hover);border-bottom:2px solid rgba(255,106,31,.35);}
.article-body a:hover{color:var(--ink);border-bottom-color:var(--lime);}
.body-figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:-.2em;}

.empty-state{
  background:var(--bg-2);border-radius:var(--r-md);
  padding:48px 24px;text-align:center;
}
.empty-state p{font-size:16px;color:var(--text-2);margin-bottom:18px;}

/* 标签 */
.tag-row{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:36px;padding-top:24px;border-top:1px solid var(--line);
}
.tag{
  display:inline-flex;align-items:center;
  font-size:12.5px;color:var(--ink);background:var(--bg-2);
  padding:6px 14px;border-radius:var(--r-pill);border:1px solid transparent;
}
.tag:hover{background:#fff;border-color:var(--lime);color:var(--ink);}

/* 来源卡 */
.source-card{
  margin-top:28px;background:var(--bg);border-radius:var(--r-md);
  padding:22px 24px;display:flex;gap:16px;align-items:flex-start;
}
.source-avatar{
  width:46px;height:46px;border-radius:14px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--ink),var(--ink-deep));
  display:flex;align-items:center;justify-content:center;
  color:var(--lime);font-weight:700;font-size:16px;
}
.source-card h3{font-size:16px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.source-card p{font-size:14px;color:var(--text-2);line-height:1.8;margin:0;}

/* CTA 条 */
.cta-bar{
  margin-top:34px;background:var(--ink);border-radius:var(--r-xl);
  padding:28px 32px;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:18px;
}
.cta-bar .cta-text strong{
  display:block;color:#fff;font-size:19px;font-weight:700;margin-bottom:6px;
}
.cta-bar .cta-text span{color:rgba(255,255,255,.72);font-size:14px;}

/* 相关推荐 */
.relate-block{margin-top:56px;}
.relate-block h2{
  font-size:clamp(22px,2.4vw,28px);font-weight:700;color:var(--ink);
  margin-bottom:18px;
}
.relate-list{border-top:1px solid var(--line);}
.relate-item{
  display:flex;align-items:center;gap:20px;
  padding:20px 0;border-bottom:1px solid var(--line);
}
.relate-item:hover .relate-title{color:var(--orange-hover);}
.relate-thumb{
  width:150px;flex:0 0 150px;aspect-ratio:16/9;border-radius:var(--r-sm);
  overflow:hidden;background:var(--bg-2);
}
.relate-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease;}
.relate-item:hover .relate-thumb img{transform:scale(1.04);}
.relate-text{min-width:0;flex:1 1 auto;}
.relate-title{
  font-size:16.5px;font-weight:600;color:var(--ink);line-height:1.5;
  margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.relate-desc{
  font-size:13.5px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px;
}
.relate-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--text-3);}
.relate-meta .arrow{color:var(--orange);font-weight:700;}
@media (max-width:767px){
  .relate-thumb{width:96px;flex:0 0 96px;aspect-ratio:1/1;border-radius:10px;}
  .relate-desc{display:none;}
}

.back-row{margin-top:36px;}

/* 侧栏 */
.side{display:none;}
@media (min-width:1200px){
  .side{display:block;}
  .side-inner{position:sticky;top:120px;display:flex;flex-direction:column;gap:22px;}
}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);
}
.side-card h3{
  font-size:14px;font-weight:600;color:var(--ink);letter-spacing:.02em;
  margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line);
}
.side-links li a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14.5px;color:var(--text-2);padding:9px 0;border-bottom:1px dashed var(--line);
}
.side-links li:last-child a{border-bottom:0;}
.side-links li a:hover{color:var(--ink);}
.side-links li a span.n{font-size:12px;color:var(--orange);font-weight:700;}
.side-note{font-size:13px;color:var(--text-2);line-height:1.8;}
.side-card.dark{background:var(--ink);border-color:var(--ink);}
.side-card.dark h3{color:#fff;border-bottom-color:rgba(255,255,255,.16);}
.side-card.dark p{color:rgba(255,255,255,.72);font-size:13.5px;margin-bottom:16px;line-height:1.8;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-deep);color:rgba(255,255,255,.72);
  padding:72px 0 28px;margin-top:20px;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:320px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,255,255,.72);}
.footer-col a{position:relative;display:inline-block;}
.footer-col a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:100%;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .16s ease;
}
.footer-col a:hover{color:var(--lime);}
.footer-col a:hover::after{transform:scaleX(1);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.6);
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;}
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--gap-block:76px;}
}
@media (max-width:991px){
  .dock{padding:0 10px 0 16px;gap:12px;}
  .dock-menu{display:none;}
  .burger{display:flex;}
  .icon-btn{display:none;}
  .wrap{padding:0 24px;}
  .article-grid{gap:36px;}
  :root{--gap-block:64px;}
}
@media (max-width:767px){
  .wrap{padding:0 20px;}
  .dock-shell{padding:0 12px;top:12px;}
  .dock{height:62px;}
  .brand-text{font-size:16px;}
  .dock-actions .btn-orange.btn-sm{padding:9px 16px;font-size:13.5px;}
  :root{--gap-block:56px;}
  .page-main{padding-top:26px;}
  .article-body{font-size:16.5px;line-height:1.9;}
  .cta-bar{padding:22px 20px;border-radius:var(--r-md);}
  .relate-item{gap:14px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:420px){
  .dock-actions .btn-orange.btn-sm{display:none;}
  .btn-orange,.btn-ghost{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;}}

/* roulang page: category1 */
:root{
  --brand:#0F3D33;
  --brand-deep:#0A2A23;
  --action:#FF6A1F;
  --action-hover:#E5561A;
  --action-active:#CC4A12;
  --lime:#C6F24E;
  --bg:#F7F4EE;
  --bg-2:#EFEBE3;
  --card:#FFFFFF;
  --ink:#12171A;
  --ink-2:#5A6663;
  --ink-3:#8A9490;
  --line:#E4E0D8;
  --ok:#2F9E6B;
  --err:#D9480F;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,23,26,.06);
  --sh-2:0 8px 24px -12px rgba(15,61,51,.18);
  --sh-3:0 20px 48px -20px rgba(15,61,51,.28);
  --maxw:1200px;
}
:root{
  --bs-primary:#FF6A1F;
  --bs-body-color:#12171A;
  --bs-body-bg:#F7F4EE;
  --bs-border-color:#E4E0D8;
  --bs-link-color:#0F3D33;
  --bs-link-hover-color:#E5561A;
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","Microsoft YaHei",Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-border-radius:12px;
  --bs-body-line-height:1.9;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease}
a:hover{color:var(--action)}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--brand);letter-spacing:.01em;font-weight:700}
h1{font-size:clamp(30px,4.4vw,52px);line-height:1.25}
h2{font-size:clamp(24px,3vw,36px);line-height:1.3}
h3{font-size:20px;font-weight:600;line-height:1.4}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
section[id],div[id]{scroll-margin-top:120px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%}
@media(min-width:768px){.wrap{padding:0 24px}}
@media(min-width:992px){.wrap{padding:0 32px}}
@media(min-width:1400px){.wrap{max-width:1320px}}

/* ---------- Dock 导航 ---------- */
.dock-shell{position:sticky;top:16px;z-index:1030;padding:0 20px}
.dock{
  max-width:1180px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  height:64px;padding:0 12px 0 20px;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid rgba(15,61,51,.08);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-2);
  transition:height .22s ease,box-shadow .22s ease;
}
.dock.is-scrolled{height:56px;box-shadow:var(--sh-3)}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:26px;height:26px;border-radius:9px;position:relative;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);
}
.brand-mark::after{
  content:"";position:absolute;right:-2px;bottom:-2px;
  width:10px;height:10px;border-radius:50%;
  background:var(--action);border:2px solid #fff;
}
.brand-text{font-weight:700;font-size:17px;color:var(--brand);letter-spacing:.01em;white-space:nowrap}
.dock-menu{display:flex;align-items:center;gap:2px;list-style:none;margin:0 auto;padding:0}
.dock-menu a{
  position:relative;display:block;padding:8px 14px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--ink-2);white-space:nowrap;
}
.dock-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left center;
  transition:transform .16s ease;border-radius:2px;
}
.dock-menu a:hover{color:var(--brand)}
.dock-menu a:hover::after{transform:scaleX(1)}
.dock-menu a.active{color:var(--brand);background:rgba(15,61,51,.07);font-weight:600}
.dock-menu a.active::before{
  content:"";position:absolute;left:5px;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--action);
}
.dock-menu a.active::after{transform:scaleX(0)}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--brand);background:#fff;
}
.icon-btn svg{width:18px;height:18px}
.icon-btn:hover{border-color:var(--brand);background:rgba(15,61,51,.05)}
.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--action);color:#fff;font-weight:600;font-size:15px;
  padding:14px 28px;border:0;border-radius:var(--r-pill);
  box-shadow:0 8px 20px -12px rgba(255,106,31,.8);
  transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-orange:hover{background:var(--action-hover);color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px -14px rgba(255,106,31,.9)}
.btn-orange:active{background:var(--action-active);transform:translateY(0)}
.btn-orange.btn-sm{padding:10px 20px;font-size:14.5px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--brand);font-weight:600;font-size:15px;
  padding:13px 26px;border:1.5px solid var(--brand);border-radius:var(--r-pill);
  transition:background-color .18s ease,transform .18s ease,color .18s ease;
}
.btn-ghost:hover{background:rgba(15,61,51,.08);color:var(--brand);transform:translateY(-2px)}
.btn-block{width:100%}
.burger{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.burger span{display:block;width:16px;height:2px;background:var(--brand);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.dock-panel{
  display:none;flex-direction:column;gap:4px;
  max-width:1180px;margin:12px auto 0;padding:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-3);
}
.dock-panel.is-open{display:flex}
.panel-link{
  display:flex;align-items:center;height:48px;padding:0 16px;border-radius:var(--r-sm);
  font-size:15.5px;font-weight:600;color:var(--ink-2);
}
.panel-link:hover{background:var(--bg-2);color:var(--brand)}
.panel-link.active{color:var(--brand);background:rgba(15,61,51,.07)}
.panel-link.active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--action);margin-right:8px}
.dock-panel .btn-orange{margin-top:8px;padding:14px 20px}

/* ---------- 通用 ---------- */
.section{padding:56px 0}
@media(min-width:992px){.section{padding:96px 0}}
.section-head{max-width:720px;margin-bottom:32px}
.section-head p{color:var(--ink-2);font-size:16.5px;margin-top:12px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);letter-spacing:.06em;
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--action);border-radius:2px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--r-pill);
  background:var(--bg-2);color:var(--brand);border:1px solid transparent;
}
.tag-lime{background:rgba(198,242,78,.22);border-color:var(--lime);color:var(--brand)}
.tag-line{background:#fff;border-color:var(--line);color:var(--ink-2)}
.divider{height:1px;background:var(--line);border:0;margin:0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);margin-bottom:24px;list-style:none;padding:0}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--line)}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--action)}
.crumb li[aria-current]{color:var(--ink-3)}

/* ---------- 分类页 Hero ---------- */
.cat-hero{padding:44px 0 8px}
@media(min-width:992px){.cat-hero{padding:64px 0 12px}}
.hero-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center}
@media(min-width:992px){.hero-grid{grid-template-columns:8fr 4fr;gap:56px}}
.hero-copy h1{margin:16px 0 18px}
.hero-copy .lead{font-size:18px;color:var(--ink);font-weight:500;line-height:1.75;max-width:36ch}
.hero-copy .note{color:var(--ink-2);font-size:16px;max-width:44ch;margin-top:14px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3)}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,61,51,.06),rgba(15,61,51,.22));
  pointer-events:none;
}
.hero-media figcaption{
  position:absolute;left:16px;bottom:16px;z-index:2;
  background:rgba(255,255,255,.9);color:var(--brand);
  font-size:13px;font-weight:600;padding:6px 14px;border-radius:var(--r-pill);
}

/* ---------- 指标条 ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px;
  margin-top:36px;
}
@media(min-width:768px){.metrics{grid-template-columns:repeat(4,1fr);gap:24px}}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
}
.metric:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.metric strong{
  display:block;font-size:28px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.metric span{font-size:13px;color:var(--ink-3);display:block;margin-top:4px}

/* ---------- 索引胶囊 ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;font-size:14.5px;font-weight:500;color:var(--ink-2);
}
.chip i{font-size:12px;color:var(--ink-3)}
.chip:hover{border-color:var(--lime);color:var(--brand);background:#fff}
.chip:hover i{color:var(--action)}

/* ---------- Zigzag 图文 ---------- */
.zig{display:grid;grid-template-columns:1fr;gap:28px;align-items:center;padding:40px 0}
@media(min-width:992px){
  .zig{grid-template-columns:7fr 5fr;gap:64px;padding:56px 0}
  .zig--flip .zig-media{order:-1}
  .zig--flip{grid-template-columns:5fr 7fr}
}
.zig+.zig{border-top:1px solid var(--line)}
.zig-media{border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-2);position:relative}
.zig-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s ease}
.zig-media:hover img{transform:scale(1.03)}
.zig-index{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--action);font-variant-numeric:tabular-nums;margin-bottom:10px;
}
.zig-body h3{font-size:clamp(20px,2.2vw,24px);margin-bottom:14px}
.zig-body p{color:var(--ink-2);font-size:16.5px;max-width:44ch}
.tick-list{list-style:none;padding:0;margin:22px 0 0;display:flex;flex-direction:column;gap:12px}
.tick-list li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px;color:var(--ink)}
.tick-list svg{width:18px;height:18px;flex:0 0 18px;margin-top:6px;color:var(--brand)}

/* ---------- 表格 ---------- */
.table-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:auto;box-shadow:var(--sh-1);
}
table.data-table{width:100%;border-collapse:collapse;min-width:720px;font-size:15px}
.data-table thead th{
  background:var(--bg-2);color:var(--brand);font-weight:600;font-size:14px;
  text-align:left;padding:16px 20px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.data-table td{padding:16px 20px;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:middle}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table tbody tr:hover{background:#FCFAF6}
.data-table td:first-child{color:var(--ink);font-weight:600}
.data-table .mono{font-variant-numeric:tabular-nums;color:var(--ink)}
.state{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:var(--r-pill);background:var(--bg-2);color:var(--brand)}
.state::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ink-3)}
.state.is-open{background:rgba(198,242,78,.24);color:var(--brand)}
.state.is-open::before{background:#5F8A1F}
.state.is-soon{background:rgba(255,106,31,.12);color:#B34A11}
.state.is-soon::before{background:var(--action)}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--brand);padding:40px 0;margin-top:56px}
@media(min-width:992px){.cta-band{padding:48px 0;margin-top:96px}}
.cta-inner{display:grid;grid-template-columns:1fr;gap:22px;align-items:center}
@media(min-width:992px){.cta-inner{grid-template-columns:8fr 4fr;gap:40px}}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px)}
.cta-inner p{color:rgba(255,255,255,.72);margin:10px 0 0;font-size:16px}
.cta-inner .cta-btn{justify-self:start}
@media(min-width:992px){.cta-inner .cta-btn{justify-self:end}}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md)!important;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.faq-acc .accordion-header{margin:0;font-size:16px}
.faq-acc .accordion-button{
  font-size:16px;font-weight:600;color:var(--brand);background:#fff;
  padding:18px 20px;box-shadow:none;line-height:1.5;gap:16px;
}
.faq-acc .accordion-button:not(.collapsed){background:var(--bg);color:var(--brand);box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 2px rgba(198,242,78,.75);border-color:transparent;z-index:2}
.faq-acc .accordion-button::after{
  width:26px;height:26px;flex:0 0 26px;border-radius:50%;
  border:1px solid var(--lime);background-color:rgba(198,242,78,.3);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230F3D33' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 6v12M6 12h12'/%3E%3C/svg%3E");
  background-size:14px 14px;background-position:center;background-repeat:no-repeat;
  transform:none;transition:background-color .18s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  transform:none;background-color:var(--lime);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230F3D33' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 12h12'/%3E%3C/svg%3E");
}
.faq-acc .accordion-body{
  padding:0 20px 22px;color:var(--ink-2);font-size:15.5px;line-height:1.9;max-width:68ch;
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:rgba(255,255,255,.72);margin-top:56px;padding:56px 0 28px}
@media(min-width:992px){.site-footer{margin-top:96px;padding:64px 0 28px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:992px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.footer-brand p{font-size:14.5px;line-height:1.85;margin:16px 0 0;max-width:34ch;color:rgba(255,255,255,.72)}
.site-footer .brand-text{color:#fff}
.site-footer .brand-mark::after{border-color:var(--brand)}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin:0 0 16px;letter-spacing:.02em}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px;font-size:14.5px}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{
  color:var(--lime);text-decoration:underline;
  text-decoration-thickness:2px;text-underline-offset:4px;
}
.footer-col span{color:rgba(255,255,255,.72)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  a,.btn-orange,.btn-ghost,.metric{transition:none}
}

@media(max-width:991.98px){
  .dock-menu{display:none}
  .dock-actions .icon-btn,.dock-actions .btn-orange{display:none}
  .burger{display:flex}
  .dock{gap:12px;padding:0 10px 0 16px;justify-content:space-between}
}
@media(max-width:420px){
  .hero-btns{gap:10px}
  .hero-btns .btn-orange,.hero-btns .btn-ghost{width:100%}
  .metrics{grid-template-columns:1fr}
  .cta-inner .btn-orange{width:100%}
}

/* roulang page: category2 */
:root{
  --bs-primary:#0F3D33;
  --bs-body-color:#12171A;
  --bs-border-color:#E4E0D8;
  --bs-body-bg:#F7F4EE;
  --ink:#12171A;
  --ink-2:#5A6663;
  --ink-3:#8A9490;
  --green:#0F3D33;
  --green-deep:#0A2A23;
  --orange:#FF6A1F;
  --orange-h:#E5561A;
  --orange-a:#CC4A12;
  --lime:#C6F24E;
  --bg:#F7F4EE;
  --bg-2:#EFEBE3;
  --white:#FFFFFF;
  --line:#E4E0D8;
  --ok:#2F9E6B;
  --err:#D9480F;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,23,26,.06);
  --sh-2:0 8px 24px -12px rgba(15,61,51,.18);
  --sh-3:0 20px 48px -20px rgba(15,61,51,.28);
  --gap-s:16px;
  --gap-m:24px;
  --gap-l:32px;
  --sec:88px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--green);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--orange);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--green);letter-spacing:.01em;font-weight:700;}
h1{font-size:clamp(30px,4.4vw,52px);line-height:1.25;}
h2{font-size:clamp(24px,3vw,36px);line-height:1.3;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.sec{padding:var(--sec) 0;}
.sec-tight{padding:64px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--green);background:var(--bg-2);
  border-radius:var(--r-pill);padding:6px 14px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);}
.lead{color:var(--ink-2);font-size:17px;line-height:1.9;max-width:66ch;}
.divider{height:1px;background:var(--line);border:0;margin:0;}
:target{scroll-margin-top:120px;}
section[id],div[id]{scroll-margin-top:120px;}

/* ---------- Dock 导航 ---------- */
.dock-shell{
  position:sticky;top:16px;z-index:1040;
  padding:0 20px;
}
.dock{
  max-width:1180px;margin:0 auto;
  display:flex;align-items:center;gap:18px;
  padding:12px 14px 12px 20px;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid rgba(15,61,51,.08);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-2);
  transition:padding .22s ease,box-shadow .22s ease;
}
.dock.shrink{padding:8px 12px 8px 18px;box-shadow:var(--sh-3);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:26px;height:26px;border-radius:9px;
  background:linear-gradient(140deg,var(--green) 0%,var(--green-deep) 100%);
  position:relative;flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;right:4px;bottom:4px;
  width:8px;height:8px;border-radius:50%;background:var(--lime);
}
.brand-text{font-weight:700;color:var(--green);font-size:16.5px;letter-spacing:.02em;white-space:nowrap;}
.dock-menu{
  display:flex;align-items:center;gap:4px;flex:1 1 auto;
  justify-content:center;margin:0;
}
.dock-menu a{
  position:relative;display:block;
  padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--ink-2);font-weight:500;white-space:nowrap;
}
.dock-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .16s ease;
}
.dock-menu a:hover{color:var(--green);}
.dock-menu a:hover::after{transform:scaleX(1);}
.dock-menu a.active{color:var(--green);background:rgba(15,61,51,.07);font-weight:600;}
.dock-menu a.active::after{transform:scaleX(1);}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--green);background:#fff;
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{color:var(--orange);border-color:rgba(255,106,31,.45);}
.btn-orange,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font);font-weight:600;font-size:15px;
  border-radius:var(--r-pill);border:1.5px solid transparent;
  padding:14px 28px;cursor:pointer;text-align:center;
  transition:background-color .18s ease,transform .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-orange{background:var(--orange);color:#fff;box-shadow:0 10px 24px -14px rgba(255,106,31,.9);}
.btn-orange:hover{background:var(--orange-h);color:#fff;transform:translateY(-2px);}
.btn-orange:active{background:var(--orange-a);transform:translateY(0);}
.btn-line{background:transparent;color:var(--green);border-color:var(--green);}
.btn-line:hover{background:rgba(15,61,51,.08);color:var(--green);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--green);border-color:rgba(15,61,51,.25);padding:10px 20px;font-size:14px;}
.btn-ghost:hover{background:rgba(15,61,51,.08);color:var(--green);}
.btn-orange:focus-visible,.btn-line:focus-visible,.btn-ghost:focus-visible,.icon-btn:focus-visible{
  outline:2px solid var(--lime);outline-offset:2px;
}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}
.btn-orange[disabled],.btn-line[disabled]{opacity:.4;transform:none;cursor:not-allowed;}
.burger{
  display:none;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:#fff;padding:0;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.burger span{display:block;width:16px;height:2px;border-radius:2px;background:var(--green);transition:transform .18s ease,opacity .18s ease;}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.dock-panel{
  display:none;max-width:1180px;margin:12px auto 0;
  background:#fff;border-radius:24px;box-shadow:var(--sh-3);
  border:1px solid rgba(15,61,51,.08);padding:14px;flex-direction:column;gap:2px;
}
.dock-panel.open{display:flex;}
.panel-link{
  display:flex;align-items:center;min-height:48px;padding:0 16px;
  border-radius:var(--r-sm);font-size:15.5px;color:var(--ink-2);
}
.panel-link:hover{background:var(--bg-2);color:var(--green);}
.panel-link.active{color:var(--green);font-weight:600;background:var(--bg-2);}
.dock-panel .btn-block{margin-top:8px;}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:32px 0 0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:var(--ink-3);}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{color:var(--line);}
.crumb .now{color:var(--ink-3);}

/* ---------- 轻量 H1 区 ---------- */
.page-head{padding:36px 0 0;}
.page-head h1{margin-bottom:20px;}
.page-head .lead{font-size:17.5px;max-width:62ch;}
.head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;color:var(--green);
  background:var(--bg-2);border:1px solid transparent;
  border-radius:var(--r-pill);padding:6px 14px;
}
.chip-lime{border-color:rgba(198,242,78,.9);background:rgba(198,242,78,.16);}
.head-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:32px;padding-top:28px;border-top:1px solid var(--line);}
.head-stat b{display:block;font-size:26px;font-weight:700;color:var(--green);font-variant-numeric:tabular-nums;line-height:1.3;}
.head-stat span{font-size:13px;color:var(--ink-3);}

/* ---------- Bento 服务网格 ---------- */
.bento-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.bento-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,61,51,.16);}
.bento-body{padding:26px 26px 24px;flex:1 1 auto;display:flex;flex-direction:column;}
.bento-card h3{margin-bottom:10px;}
.bento-card p{color:var(--ink-2);font-size:15.5px;line-height:1.85;margin-bottom:18px;}
.bento-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--bg-2);}
.bento-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.bento-card:hover .bento-media img{transform:scale(1.03);}
.bento-media::after{
  content:"";position:absolute;inset:0;background:rgba(15,61,51,.08);
  transition:background-color .25s ease;
}
.bento-card:hover .bento-media::after{background:rgba(15,61,51,.2);}
.bento-ico{
  width:44px;height:44px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(15,61,51,.06);color:var(--green);margin-bottom:16px;
}
.bento-ico svg{width:22px;height:22px;}
.bento-num{
  font-size:13px;font-weight:700;color:var(--orange);
  font-variant-numeric:tabular-nums;letter-spacing:.08em;margin-bottom:12px;
}
.text-link{
  margin-top:auto;font-size:14.5px;font-weight:600;color:var(--green);
  display:inline-flex;align-items:center;gap:6px;
  border-bottom:2px solid var(--orange);padding-bottom:2px;align-self:flex-start;
}
.text-link:hover{color:var(--green);border-bottom-color:var(--lime);}
.bento-list{margin-top:14px;display:flex;flex-direction:column;gap:10px;}
.bento-list li{position:relative;padding-left:20px;font-size:15px;color:var(--ink-2);line-height:1.75;}
.bento-list li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;
  border:2px solid var(--lime);background:transparent;
}
.bento-wide{
  background:var(--green);border-color:var(--green);color:rgba(255,255,255,.72);
}
.bento-wide h3{color:#fff;}
.bento-wide p{color:rgba(255,255,255,.72);}
.bento-wide .bento-num{color:var(--lime);}
.bento-wide .bento-ico{background:rgba(255,255,255,.12);color:var(--lime);}
.bento-wide .bento-list li{color:rgba(255,255,255,.72);}
.bento-wide .text-link{color:#fff;}

/* ---------- 数据横条 ---------- */
.stats-bar{
  margin-top:var(--gap-l);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:36px 32px;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.stat-item{position:relative;padding-left:20px;}
.stat-item::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;background:var(--orange);}
.stat-item b{display:block;font-size:28px;font-weight:700;color:var(--green);line-height:1.25;font-variant-numeric:tabular-nums;}
.stat-item span{font-size:13px;color:var(--ink-3);line-height:1.7;display:block;margin-top:4px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.faq .accordion-item{
  background:#fff;border:1px solid var(--line)!important;border-radius:var(--r-md)!important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
}
.faq .accordion-button{
  background:#fff;color:var(--green);font-weight:600;font-size:16px;
  padding:20px 24px;box-shadow:none!important;font-family:var(--font);
}
.faq .accordion-button:not(.collapsed){background:var(--bg);color:var(--green);}
.faq .accordion-button::after{
  width:26px;height:26px;border-radius:50%;
  background-image:none;background-color:rgba(198,242,78,.35);
  border:1.5px solid var(--lime);
  position:relative;
}
.faq .accordion-button::after{
  --plus:linear-gradient(var(--green),var(--green)),linear-gradient(var(--green),var(--green));
  background-image:linear-gradient(var(--green),var(--green)),linear-gradient(var(--green),var(--green));
  background-size:11px 2px,2px 11px;background-position:center;background-repeat:no-repeat;
  transition:transform .2s ease;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(90deg);}
.faq .accordion-body{padding:4px 24px 24px;color:var(--ink-2);font-size:15px;line-height:1.9;max-width:68ch;}

/* ---------- CTA ---------- */
.cta-band{background:var(--green);color:rgba(255,255,255,.72);padding:88px 0;}
.cta-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start;}
.cta-band h2{color:#fff;margin-bottom:18px;}
.cta-band p{color:rgba(255,255,255,.72);}
.cta-points{display:flex;flex-direction:column;gap:14px;margin:26px 0 28px;}
.cta-points li{position:relative;padding-left:32px;color:rgba(255,255,255,.85);font-size:15.5px;line-height:1.8;}
.cta-points li::before{
  content:"";position:absolute;left:0;top:6px;width:18px;height:18px;border-radius:50%;
  background:rgba(198,242,78,.18);border:1.5px solid var(--lime);
}
.cta-points li::after{
  content:"";position:absolute;left:5px;top:12px;width:8px;height:4px;
  border-left:2px solid var(--lime);border-bottom:2px solid var(--lime);
  transform:rotate(-45deg);
}
.trust-row{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:rgba(255,255,255,.6);border-top:1px solid rgba(255,255,255,.14);padding-top:18px;}
.form-card{
  background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-3);
  padding:32px;border:1px solid rgba(15,61,51,.06);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .hint{font-size:14px;color:var(--ink-3);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--green);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--font);font-size:15px;color:var(--ink);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:12px 14px;line-height:1.6;transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:84px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(198,242,78,.5);
}
.field .err-msg{display:none;font-size:12.5px;color:var(--err);margin-top:6px;}
.field.has-error input,.field.has-error select{border-color:var(--err);}
.field.has-error .err-msg{display:block;}
.form-note{font-size:12px;color:var(--ink-3);line-height:1.7;margin-top:14px;}
.form-ok{display:none;font-size:13.5px;color:var(--ok);margin-top:12px;}
.form-ok.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green);color:rgba(255,255,255,.72);padding:72px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer .brand-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;margin-top:16px;color:rgba(255,255,255,.72);max-width:34ch;}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:18px;letter-spacing:.03em;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,255,255,.72);}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *{transition-duration:.001ms!important;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .wrap{padding:0 24px;}
  .dock-menu a{padding:8px 10px;font-size:14px;}
  .cta-grid{gap:36px;}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  :root{--sec:72px;}
  .dock-menu{display:none;}
  .burger{display:inline-flex;}
  .dock-actions .btn-sm{display:none;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px;}
  .cta-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .head-stats{gap:26px;}
}
@media (max-width:767px){
  :root{--sec:56px;}
  body{font-size:16px;}
  .wrap{padding:0 20px;}
  .dock{padding:10px 12px 10px 16px;gap:12px;}
  .brand-text{font-size:15.5px;}
  .head-stats{gap:22px;}
  .head-stat b{font-size:22px;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:20px;}
  .stat-item b{font-size:24px;}
  .stats-bar{padding:26px 22px;border-radius:var(--r-md);}
  .bento-body{padding:22px 20px;}
  .form-card{padding:24px 20px;border-radius:var(--r-md);}
  .cta-band{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .faq .accordion-button{font-size:15px;padding:18px 18px;}
  .faq .accordion-body{padding:0 18px 20px;}
}
@media (max-width:419px){
  .btn-orange,.btn-line{width:100%;}
  .text-link{width:auto;}
  .stats-grid{grid-template-columns:1fr;}
}

/* roulang page: category3 */
:root{
  --green:#0F3D33;
  --green-deep:#0A2A23;
  --orange:#FF6A1F;
  --orange-h:#E5561A;
  --orange-a:#CC4A12;
  --lime:#C6F24E;
  --bg:#F7F4EE;
  --bg-2:#EFEBE3;
  --ink:#12171A;
  --ink-2:#5A6663;
  --ink-3:#8A9490;
  --line:#E4E0D8;
  --white:#FFFFFF;
  --ok:#2F9E6B;
  --err:#D9480F;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,23,26,.06);
  --sh-2:0 8px 24px -12px rgba(15,61,51,.18);
  --sh-3:0 20px 48px -20px rgba(15,61,51,.28);
  --sp-1:16px;
  --sp-2:24px;
  --sp-3:32px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --font-num:"Inter",-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;

  --bs-body-bg:#F7F4EE;
  --bs-body-color:#12171A;
  --bs-border-color:#E4E0D8;
  --bs-primary:#FF6A1F;
  --bs-primary-rgb:255,106,31;
  --bs-link-color:#0F3D33;
  --bs-link-hover-color:#E5561A;
  --bs-font-sans-serif:var(--font);
  --bs-border-radius:16px;
  --bs-border-radius-lg:24px;
  --bs-body-font-size:16px;
  --bs-body-line-height:1.9;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  padding-top:104px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--green);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--orange);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:.01em;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
[id]{scroll-margin-top:120px;}
::selection{background:var(--lime);color:var(--green-deep);}

.wrap{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
@media (min-width:1400px){.wrap{max-width:1320px;}}

/* ============ Dock 导航 ============ */
.dock-shell{
  position:sticky;
  top:16px;
  z-index:1040;
  padding:0 20px;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  position:relative;
  max-width:1180px;
  margin:0 auto;
  height:72px;
  display:flex;
  align-items:center;
  gap:16px;
  padding:0 14px 0 22px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border:1px solid rgba(15,61,51,.08);
  box-shadow:var(--sh-2);
  transition:height .22s ease,box-shadow .22s ease;
}
.dock-shell.scrolled .dock{height:60px;box-shadow:var(--sh-3);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:26px;height:26px;border-radius:9px;
  background:linear-gradient(135deg,var(--green) 0%,var(--green-deep) 60%);
  position:relative;flex:none;
}
.brand-mark::after{
  content:"";position:absolute;inset:7px 7px auto auto;
  width:9px;height:9px;border-radius:50%;background:var(--orange);
  box-shadow:0 0 0 2px rgba(255,255,255,.6) inset;
}
.brand-text{font-weight:700;color:var(--green);font-size:17px;letter-spacing:.02em;}
.dock-menu{
  list-style:none;display:flex;align-items:center;gap:4px;
  margin:0 auto;padding:0;
}
.dock-menu a{
  position:relative;
  display:block;
  padding:8px 14px;
  font-size:15px;
  color:var(--ink-2);
  border-radius:var(--r-pill);
  transition:color .16s ease,background .16s ease;
}
.dock-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .16s ease;
}
.dock-menu a:hover{color:var(--green);}
.dock-menu a:hover::after{transform:scaleX(1);}
.dock-menu a.active{color:var(--green);font-weight:600;background:rgba(198,242,78,.28);}
.dock-menu a.active::before{
  content:"";position:absolute;left:6px;top:50%;width:5px;height:5px;
  margin-top:-2.5px;border-radius:50%;background:var(--orange);
}
.dock-menu a.active{padding-left:18px;}
.dock-actions{display:flex;align-items:center;gap:10px;flex:none;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(15,61,51,.12);
  color:var(--green);background:#fff;
  transition:border-color .16s ease,color .16s ease,transform .16s ease;
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{border-color:var(--green);color:var(--orange);transform:translateY(-1px);}
.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 28px;border-radius:var(--r-pill);
  background:var(--orange);color:#fff;font-weight:600;font-size:15px;
  border:0;line-height:1.2;cursor:pointer;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
  box-shadow:var(--sh-2);
}
.btn-orange:hover{background:var(--orange-h);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-3);}
.btn-orange:active{background:var(--orange-a);transform:translateY(0);}
.btn-orange:focus-visible,
.btn-ghost:focus-visible,
.btn-line:focus-visible,
.icon-btn:focus-visible,
.burger:focus-visible{
  outline:2px solid var(--lime);outline-offset:2px;
}
.btn-sm{padding:10px 20px;font-size:14px;box-shadow:none;}
.btn-block{width:100%;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 26px;border-radius:var(--r-pill);
  background:transparent;color:var(--green);font-weight:600;font-size:15px;
  border:1.5px solid var(--green);cursor:pointer;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:rgba(15,61,51,.08);color:var(--green);transform:translateY(-2px);}
.btn-line{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--green);font-weight:600;font-size:15px;
  border-bottom:2px solid var(--orange);padding-bottom:2px;
  transition:border-color .18s ease,color .18s ease;
}
.btn-line:hover{border-color:var(--lime);color:var(--orange);}
.burger{
  display:none;width:40px;height:40px;border-radius:12px;
  background:transparent;border:1px solid rgba(15,61,51,.12);
  padding:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.burger span{display:block;width:17px;height:2px;background:var(--green);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.dock-panel{
  display:none;
  pointer-events:auto;
  max-width:1180px;
  margin:12px auto 0;
  background:#fff;
  border-radius:var(--r-lg);
  box-shadow:var(--sh-3);
  border:1px solid rgba(15,61,51,.08);
  padding:14px;
}
.dock-panel.open{display:block;}
.panel-link{
  display:block;line-height:48px;padding:0 16px;border-radius:14px;
  color:var(--ink-2);font-size:16px;
}
.panel-link:hover{background:var(--bg);color:var(--green);}
.panel-link.active{color:var(--green);font-weight:600;background:rgba(198,242,78,.26);}
.dock-panel .btn-block{margin-top:10px;}

@media (max-width:991px){
  .dock-menu{display:none;}
  .dock-actions .btn-sm{display:none;}
  .burger{display:flex;}
  .dock{height:64px;padding:0 12px 0 18px;justify-content:space-between;}
  .dock-shell{padding:0 14px;}
}
@media (max-width:520px){
  body{padding-top:92px;}
  .wrap{padding:0 20px;}
}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--bg-2);}
.section-dark{background:var(--green);color:rgba(255,255,255,.72);}
.section-dark h2,.section-dark h3{color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--green);text-transform:uppercase;
  background:rgba(198,242,78,.3);
  border:1px solid rgba(15,61,51,.12);
  padding:5px 14px;border-radius:var(--r-pill);
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.3;margin-bottom:14px;}
.sec-head p{color:var(--ink-2);font-size:16.5px;}
.hairline{height:1px;background:var(--line);border:0;margin:0;}

.crumb{
  font-size:14px;color:var(--ink-3);
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:22px 0 0;
}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{color:var(--line);}
.crumb .now{color:var(--ink-3);}

/* ============ 页面首屏 ============ */
.page-hero{padding:34px 0 72px;}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:56px;
  align-items:center;
}
.page-hero h1{
  font-size:clamp(30px,4.4vw,52px);
  font-weight:700;line-height:1.25;
  margin-bottom:20px;
}
.page-hero .lead{
  font-size:17px;color:var(--ink-2);line-height:1.9;
  max-width:42ch;margin-bottom:28px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:32px;}
.metrics{display:flex;flex-wrap:wrap;gap:36px;border-top:1px solid var(--line);padding-top:24px;}
.metric b{
  display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:24px;font-weight:700;color:var(--green);line-height:1.2;
}
.metric span{font-size:13px;color:var(--ink-3);}
.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-3);aspect-ratio:16/11;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,61,51,.08),rgba(15,61,51,.28));
}
.hero-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;
  background:rgba(255,255,255,.92);color:var(--green);
  font-size:13px;font-weight:600;padding:6px 14px;border-radius:var(--r-pill);
}
@media (max-width:991px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{aspect-ratio:16/9;order:-1;}
  .page-hero{padding:24px 0 56px;}
}

/* ============ 条件卡 ============ */
.g-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.g-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.g-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card-x{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 24px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
  position:relative;
  height:100%;
}
.card-x:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.card-x::before{
  content:"";position:absolute;left:-1px;top:22px;bottom:22px;width:3px;
  border-radius:3px;background:var(--lime);opacity:0;transition:opacity .2s ease;
}
.card-x:hover::before{opacity:1;}
.card-idx{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:13px;font-weight:700;color:var(--orange);letter-spacing:.1em;
  display:block;margin-bottom:12px;
}
.card-x h3{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:10px;}
.card-x p{font-size:15px;color:var(--ink-2);line-height:1.8;margin:0;}
@media (max-width:991px){
  .g-4{grid-template-columns:repeat(2,1fr);}
  .g-3{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .g-4,.g-2{grid-template-columns:1fr;}
}

/* ============ 时间轴 ============ */
.timeline{position:relative;margin:0;padding:0;list-style:none;}
.timeline::before{
  content:"";position:absolute;top:12px;bottom:12px;left:50%;width:2px;
  transform:translateX(-1px);
  background:linear-gradient(180deg,var(--green) 0%,rgba(15,61,51,.18) 100%);
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:1fr 1fr;
  column-gap:72px;
  margin-bottom:32px;
}
.tl-item:last-child{margin-bottom:0;}
.tl-card{
  grid-column:1;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 28px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.tl-item:nth-child(even) .tl-card{grid-column:2;}
.tl-dot{
  position:absolute;left:50%;top:38px;
  width:14px;height:14px;border-radius:50%;
  background:var(--lime);border:3px solid var(--green);
  transform:translate(-50%,-50%);
  box-shadow:0 0 0 6px rgba(198,242,78,.2);
  z-index:2;
}
.tl-num{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:13px;font-weight:700;color:var(--orange);letter-spacing:.12em;
  margin-bottom:10px;
}
.tl-card h3{font-size:19px;font-weight:600;line-height:1.4;margin-bottom:10px;}
.tl-card p{font-size:15px;color:var(--ink-2);line-height:1.85;margin-bottom:12px;}
.tl-meta{font-size:13px;color:var(--ink-3);}
.point-list{list-style:none;margin:0;padding:0;}
.point-list li{
  position:relative;padding-left:22px;font-size:14.5px;color:var(--ink-2);line-height:1.9;
}
.point-list li::before{
  content:"";position:absolute;left:2px;top:.75em;
  width:8px;height:8px;border-radius:50%;
  border:2px solid var(--lime);background:var(--green);
}
@media (max-width:991px){
  .timeline::before{left:7px;transform:none;}
  .tl-item{grid-template-columns:1fr;column-gap:0;}
  .tl-item .tl-card,
  .tl-item:nth-child(even) .tl-card{grid-column:1;margin-left:36px;}
  .tl-dot{left:7px;top:34px;transform:translate(-50%,-50%);}
  .tl-card{padding:22px 20px;}
}

/* ============ 数据横条 ============ */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.stat-cell{padding:28px 26px;border-right:1px solid var(--line);}
.stat-cell:last-child{border-right:0;}
.stat-cell b{
  display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:28px;font-weight:700;color:var(--green);line-height:1.2;margin-bottom:6px;
}
.stat-cell span{font-size:13px;color:var(--ink-3);line-height:1.7;}
@media (max-width:991px){
  .stat-bar{grid-template-columns:repeat(2,1fr);}
  .stat-cell:nth-child(2){border-right:0;}
  .stat-cell:nth-child(1),
  .stat-cell:nth-child(2){border-bottom:1px solid var(--line);}
}
@media (max-width:520px){
  .stat-bar{grid-template-columns:1fr;}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line);}
  .stat-cell:last-child{border-bottom:0;}
}

/* ============ FAQ ============ */
.faq-list{max-width:900px;}
.accordion-item{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-md)!important;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.accordion-button{
  width:100%;
  min-height:64px;
  padding:18px 56px 18px 24px;
  font-size:16px;font-weight:600;color:var(--green);
  background:var(--white);
  border:0;box-shadow:none;
  position:relative;
  text-align:left;
  transition:background .18s ease,color .18s ease;
}
.accordion-button:hover{background:#FBF9F5;}
.accordion-button:not(.collapsed){background:var(--bg);color:var(--green);}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--lime);outline-offset:-2px;}
.accordion-button::after{
  content:"";position:absolute;right:22px;top:50%;
  width:20px;height:20px;margin:0;transform:translateY(-50%);
  border-radius:50%;border:1.5px solid var(--green);
  background:transparent;
}
.accordion-button::before{
  content:"";position:absolute;right:26px;top:50%;
  width:10px;height:2px;background:var(--green);transform:translateY(-50%);
  z-index:2;transition:transform .2s ease;
}
.accordion-button:not(.collapsed)::before{transform:translateY(-50%) rotate(90deg);opacity:0;}
.accordion-button:not(.collapsed)::after{background:var(--lime);border-color:var(--green);}
.accordion-button:not(.collapsed)::after{
  background-image:none;
}
.accordion-button::after{background-image:none;}
.accordion-body{
  padding:0 24px 24px;font-size:15px;color:var(--ink-2);line-height:1.9;max-width:68ch;
  background:var(--bg);
}

/* ============ CTA 区块 ============ */
.cta-band{
  background:var(--green);
  color:rgba(255,255,255,.72);
  padding:88px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(198,242,78,.16),transparent 68%);
}
.cta-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:start;position:relative;}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.3;margin-bottom:16px;}
.cta-band p{color:rgba(255,255,255,.72);font-size:16px;}
.check-list{list-style:none;margin:24px 0 0;padding:0;}
.check-list li{
  position:relative;padding-left:32px;margin-bottom:14px;
  color:rgba(255,255,255,.86);font-size:15.5px;line-height:1.8;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:.28em;
  width:18px;height:18px;border-radius:50%;
  background:rgba(198,242,78,.18);
  border:1.5px solid var(--lime);
}
.check-list li::after{
  content:"";position:absolute;left:6px;top:.62em;
  width:6px;height:3px;
  border-left:2px solid var(--lime);border-bottom:2px solid var(--lime);
  transform:rotate(-45deg);
}
.trust-line{
  margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.form-card{
  background:#fff;
  border-radius:var(--r-lg);
  padding:34px 30px;
  box-shadow:var(--sh-3);
}
.form-card h3{font-size:20px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.form-card .form-sub{font-size:13.5px;color:var(--ink-3);margin-bottom:22px;}
.form-row{margin-bottom:16px;}
.form-row label{
  display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px;
}
.form-control,.form-select{
  width:100%;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#fff;
  color:var(--ink);
  font-size:15px;
  line-height:1.5;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.form-control:focus,.form-select:focus{
  outline:none;
  border-color:var(--green);
  box-shadow:0 0 0 3px rgba(198,242,78,.45);
}
.form-hint{font-size:12.5px;color:var(--ink-3);margin-top:12px;line-height:1.7;}
.form-msg{font-size:13.5px;margin-top:12px;display:none;}
.form-msg.ok{display:block;color:var(--ok);}
.form-msg.err{display:block;color:var(--err);}
@media (max-width:991px){
  .cta-grid{grid-template-columns:1fr;gap:34px;}
  .cta-band{padding:64px 0;}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--green);color:rgba(255,255,255,.72);padding:72px 0 0;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin-top:16px;max-width:34ch;}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,255,255,.72);}
.footer-col a:hover{color:var(--lime);border-bottom:2px solid var(--lime);padding-bottom:1px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding-top:56px;}
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *{transition-duration:.01ms!important;}
}

/* roulang page: category4 */
:root{
  --ink:#0F3D33;
  --ink-deep:#0A2A23;
  --orange:#FF6A1F;
  --orange-h:#E5561A;
  --orange-a:#CC4A12;
  --lime:#C6F24E;
  --bg:#F7F4EE;
  --bg2:#EFEBE3;
  --card:#FFFFFF;
  --t1:#12171A;
  --t2:#5A6663;
  --t3:#8A9490;
  --line:#E4E0D8;
  --ok:#2F9E6B;
  --err:#D9480F;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(18,23,26,.06);
  --sh2:0 8px 24px -12px rgba(15,61,51,.18);
  --sh3:0 20px 48px -20px rgba(15,61,51,.28);
  --wrap:1200px;
  --bs-body-bg:var(--bg);
  --bs-body-color:var(--t1);
  --bs-border-color:var(--line);
  --bs-primary:var(--orange);
  --bs-link-color:var(--ink);
  --bs-link-hover-color:var(--orange-h);
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --bs-body-font-size:16.5px;
  --bs-border-radius:16px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color .16s ease}
a:hover{color:var(--orange-h)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:.01em}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}
@media (min-width:1500px){:root{--wrap:1320px}}
section{scroll-margin-top:120px}
.sec{padding:88px 0}
.sec-tight{padding:56px 0}
.sec-head{max-width:760px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--ink);background:var(--bg2);
  border-radius:var(--r-pill);padding:6px 14px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange)}
h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;line-height:1.25}
h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.3}
h3{font-size:20px;font-weight:600;line-height:1.4}
.lead{font-size:17px;color:var(--t2);line-height:1.9;max-width:42ch}
.muted{color:var(--t3);font-size:13.5px;line-height:1.7}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

/* ---------- 浮动 Dock 导航 ---------- */
.dock-shell{position:sticky;top:16px;z-index:1030;padding:0 20px}
.dock{
  max-width:1180px;margin:0 auto;
  display:flex;align-items:center;gap:18px;
  height:72px;padding:0 14px 0 20px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(15,61,51,.08);
  box-shadow:var(--sh2);
  transition:height .2s ease,box-shadow .2s ease;
}
.dock-shell.scrolled .dock{height:60px;box-shadow:var(--sh3)}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.brand-mark{
  width:26px;height:26px;border-radius:9px;background:var(--ink);position:relative;flex:none;
  box-shadow:inset 0 0 0 2px rgba(198,242,78,.85);
}
.brand-mark::after{content:"";position:absolute;inset:8px;border-radius:3px;background:var(--orange)}
.brand-text{font-weight:700;font-size:16.5px;color:var(--ink);white-space:nowrap;letter-spacing:.01em}
.dock-menu{display:flex;align-items:center;gap:2px;flex:1;justify-content:center;list-style:none;margin:0;padding:0}
.dock-menu a{
  position:relative;display:inline-block;padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--t2);text-decoration:none;
  transition:color .16s ease,background .16s ease;
}
.dock-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .16s ease;
}
.dock-menu a:hover{color:var(--ink);background:rgba(15,61,51,.05)}
.dock-menu a:hover::after{transform:scaleX(1)}
.dock-menu a.active{color:var(--ink);font-weight:700;background:rgba(15,61,51,.07)}
.dock-menu a.active::after{transform:scaleX(1);background:var(--orange)}
.dock-actions{display:flex;align-items:center;gap:10px;flex:none}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink);border:1px solid var(--line);background:#fff;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.icon-btn svg{width:18px;height:18px}
.icon-btn:hover{background:var(--bg2);color:var(--ink);border-color:rgba(15,61,51,.2)}
.icon-btn:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-orange{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--orange);color:#fff;border:none;
  border-radius:var(--r-pill);padding:14px 28px;
  font-weight:600;font-size:15px;line-height:1.2;cursor:pointer;
  text-decoration:none;box-shadow:var(--sh1);
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-orange:hover{background:var(--orange-h);color:#fff;transform:translateY(-2px);box-shadow:var(--sh2)}
.btn-orange:active{background:var(--orange-a);transform:translateY(0)}
.btn-orange:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-orange.btn-sm{padding:10px 20px;font-size:14px}
.btn-orange.btn-block{width:100%}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--ink);
  border:1.5px solid var(--ink);border-radius:var(--r-pill);
  padding:12px 26px;font-weight:600;font-size:15px;line-height:1.2;
  cursor:pointer;text-decoration:none;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:rgba(15,61,51,.08);color:var(--ink);transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-ghost.on-dark{color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost.on-dark:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-text{font-weight:600;color:var(--ink);border-bottom:2px solid var(--orange);padding-bottom:2px}
.btn-text:hover{color:var(--ink);border-bottom-color:var(--lime)}
.burger{
  display:none;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:#fff;padding:0;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.burger:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.dock-panel{display:none}
.dock-panel.open{display:block}
.panel-link{
  display:flex;align-items:center;height:48px;padding:0 16px;border-radius:14px;
  font-size:16px;font-weight:500;color:var(--t2);text-decoration:none;
}
.panel-link:hover{background:var(--bg2);color:var(--ink)}
.panel-link.active{color:var(--ink);font-weight:700;background:rgba(15,61,51,.07)}

/* ---------- 首屏 ---------- */
.page-hero{padding:72px 0 64px}
.breadcrumb-line{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:14px;color:var(--t3);margin-bottom:26px;
}
.breadcrumb-line a{color:var(--t2)}
.breadcrumb-line a:hover{color:var(--orange-h)}
.breadcrumb-line .sep{color:var(--line)}
.breadcrumb-line .current{color:var(--t3)}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:center}
.hero-title{margin-bottom:18px}
.hero-title .mark{color:var(--orange)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh3);aspect-ratio:4/3;background:var(--bg2)}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,61,51,.08),rgba(15,61,51,.28))}
.hero-visual .tag-float{
  position:absolute;left:16px;bottom:16px;z-index:2;
  background:rgba(255,255,255,.92);color:var(--ink);
  font-size:13px;font-weight:600;border-radius:var(--r-pill);padding:7px 15px;
}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;color:var(--ink);background:var(--bg2);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:6px 14px;
}
.chip.lime{border-color:var(--lime);background:rgba(198,242,78,.18)}

/* ---------- 筛选 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:18px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sh1);margin-bottom:32px;
}
.filter-pill{
  border:1px solid var(--line);background:#fff;color:var(--t2);
  border-radius:var(--r-pill);padding:9px 18px;font-size:14px;font-weight:500;
  cursor:pointer;transition:all .18s ease;
}
.filter-pill:hover{border-color:var(--lime);color:var(--ink)}
.filter-pill.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.filter-pill:focus-visible{outline:2px solid var(--lime);outline-offset:2px}

/* ---------- 资料卡片 ---------- */
.doc-grid{display:grid;gap:24px}
.doc-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.doc-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.doc-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh1);
  display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.doc-card:hover{transform:translateY(-2px);box-shadow:var(--sh2);border-color:rgba(15,61,51,.18)}
.doc-card .cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg2)}
.doc-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.doc-card:hover .cover img{transform:scale(1.03)}
.doc-card .cover .badge-soft{
  position:absolute;left:14px;bottom:14px;
  background:rgba(255,255,255,.92);color:var(--ink);
  font-size:12.5px;font-weight:600;border-radius:var(--r-pill);padding:5px 13px;
}
.doc-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.doc-body h3{font-size:20px;line-height:1.45}
.doc-body .excerpt{color:var(--t2);font-size:15px;line-height:1.85;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.doc-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--t3);margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}
.doc-meta .cat{background:var(--bg2);color:var(--ink);border-radius:var(--r-pill);padding:3px 11px;font-weight:600;font-size:12px}
.doc-card.plain{padding:26px}
.doc-card.plain .idx{
  font-variant-numeric:tabular-nums;font-size:13px;font-weight:700;color:var(--orange);letter-spacing:.14em;margin-bottom:14px;
}
.doc-card.plain .doc-ico{
  width:42px;height:42px;border-radius:12px;background:rgba(15,61,51,.07);
  display:flex;align-items:center;justify-content:center;color:var(--ink);margin-bottom:16px;
}
.doc-card.plain .doc-ico svg{width:21px;height:21px}
.doc-card.plain h3{font-size:18px;margin-bottom:10px}
.doc-card.plain p{color:var(--t2);font-size:15px;line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--ink);margin-top:16px}
.link-arrow:hover{color:var(--orange-h)}
.link-arrow svg{width:15px;height:15px;transition:transform .18s ease}
.link-arrow:hover svg{transform:translateX(3px)}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--ink) 0%,var(--ink-deep) 100%);
  border-radius:var(--r-lg);padding:34px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--sh2);
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,26px);margin-bottom:6px}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;margin:0}

/* ---------- 表单 ---------- */
.ask-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:start}
.ask-list{margin-top:24px;display:flex;flex-direction:column;gap:14px}
.ask-list li{display:flex;gap:12px;align-items:flex-start;color:var(--t2);font-size:15.5px;line-height:1.8}
.ask-list .tick{
  flex:none;width:20px;height:20px;border-radius:50%;
  border:1.5px solid var(--lime);display:flex;align-items:center;justify-content:center;margin-top:4px;
}
.ask-list .tick::after{content:"";width:8px;height:4px;border-left:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(-45deg) translateY(-1px)}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px;box-shadow:var(--sh3);
}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .hint{font-size:13.5px;color:var(--t3);margin-bottom:22px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;color:var(--t1);
  font-size:15px;line-height:1.6;transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ink);box-shadow:0 0 0 2px rgba(198,242,78,.85);
}
.field .tip{font-size:12.5px;color:var(--t3);margin-top:7px}
.form-note{font-size:12.5px;color:var(--t3);margin-top:14px;line-height:1.7}
.form-alert{
  border-radius:var(--r-sm);padding:13px 16px;font-size:14px;margin-bottom:20px;border:1px solid transparent;
}
.form-alert.ok{background:rgba(47,158,107,.1);border-color:rgba(47,158,107,.35);color:#256f4b}
.form-alert.err{background:rgba(217,72,15,.08);border-color:rgba(217,72,15,.3);color:var(--err)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:background .2s ease}
.faq-item.open{background:var(--bg)}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 24px;background:transparent;border:none;cursor:pointer;text-align:left;
}
.faq-btn span.q{font-size:16px;font-weight:600;color:var(--ink);line-height:1.5}
.faq-btn .faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--lime);position:relative;
}
.faq-btn .faq-icon::before,.faq-btn .faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--ink);
}
.faq-btn .faq-icon::before{width:11px;height:1.6px}
.faq-btn .faq-icon::after{width:1.6px;height:11px;transition:transform .2s ease}
.faq-btn[aria-expanded="true"] .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-btn:focus-visible{outline:2px solid var(--lime);outline-offset:-2px}
.faq-a{padding:0 24px 22px;color:var(--t2);font-size:15px;line-height:1.9;max-width:68ch}

/* ---------- 返回入口 ---------- */
.back-row{display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:flex-start}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);margin-top:96px;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px}
.footer-brand p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.85;margin-top:16px;max-width:34ch}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col span{color:rgba(255,255,255,.72);font-size:14.5px}
.footer-col a:hover{color:var(--lime);border-bottom:2px solid var(--lime);padding-bottom:1px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding-top:24px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  *{transition-duration:.01ms !important}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .wrap{padding:0 24px}
  .doc-grid.cols-2{grid-template-columns:1fr}
  .doc-grid.cols-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .dock{padding:0 10px 0 16px;gap:10px;height:64px}
  .dock-menu{display:none}
  .burger{display:flex}
  .dock-actions .btn-orange{display:none}
  .dock-panel{
    max-width:1180px;margin:12px auto 0;background:#fff;
    border-radius:var(--r-lg);box-shadow:var(--sh3);padding:12px;
    border:1px solid var(--line);
  }
  .dock-panel .btn-block{margin-top:8px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .ask-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .sec{padding:64px 0}
  .cta-band{padding:28px 26px}
}
@media (max-width:767px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  .sec{padding:56px 0}
  .page-hero{padding:48px 0 40px}
  .doc-grid.cols-3{grid-template-columns:1fr}
  .form-card{padding:24px}
  .faq-btn{padding:18px 18px}
  .faq-a{padding:0 18px 20px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;border-radius:var(--r-md)}
  .cta-band .btn-orange{width:100%}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-orange,.hero-actions .btn-ghost{width:100%}
  .doc-body{padding:20px}
  .dock{height:60px}
}