/* roulang page: index */
:root{
  --primary:#0B3B2E;
  --primary-soft:rgba(11,59,46,.08);
  --accent:#FF6A2B;
  --accent-deep:#E8551A;
  --lime:#C6F24E;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --text:#12181A;
  --muted:#5A6560;
  --line:#E3E7E1;
  --dark-text:#F2F5F1;
  --dark-muted:#A8B5AE;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 1px 2px rgba(11,59,46,.05);
  --shadow-hover:0 10px 28px rgba(11,59,46,.10);
  --nav-w:248px;
  --section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

/* ---------- 布局骨架 ---------- */
.page-shell{min-height:100vh}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}
.section{padding:var(--section) 0}
.section--tight{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.16em;color:var(--muted);margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:3px;background:var(--lime);display:inline-block}
h1{font-size:46px;line-height:1.25;font-weight:800;letter-spacing:-.01em}
h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--primary);letter-spacing:-.005em}
h3{font-size:22px;line-height:1.5;font-weight:600}
.lede{color:var(--muted);font-size:16px;max-width:640px}

/* ---------- 左侧导航 ---------- */
.side-nav{
  position:fixed;inset:0 auto 0 0;width:var(--nav-w);
  background:var(--primary);color:var(--dark-muted);
  display:flex;flex-direction:column;z-index:60;
}
.side-brand{padding:28px 24px 22px;border-bottom:1px solid rgba(242,245,241,.10)}
.side-brand .logo-row{display:flex;align-items:center;gap:12px}
.logo-mark{width:40px;height:40px;flex:0 0 40px;border-radius:12px;background:rgba(198,242,78,.14);display:flex;align-items:center;justify-content:center}
.logo-mark svg{width:22px;height:22px}
.side-brand .brand-name{font-size:17px;font-weight:700;color:var(--dark-text);line-height:1.3}
.side-brand .brand-sub{font-size:12px;color:var(--dark-muted);letter-spacing:.08em;margin-top:4px;display:block}
.side-menu{padding:18px 12px;flex:1 1 auto;overflow-y:auto}
.side-menu li + li{border-top:1px solid rgba(242,245,241,.08)}
.side-link{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:10px;
  height:48px;padding:0 14px;border-radius:8px;font-size:15px;color:var(--dark-muted);
  transition:background .22s ease-out,color .22s ease-out;
}
.side-link:hover{background:rgba(242,245,241,.06);color:var(--dark-text)}
.side-link.is-active{background:rgba(242,245,241,.10);color:#fff;font-weight:600}
.side-link.is-active::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:2px;background:var(--accent)}
.side-link .dot{width:5px;height:5px;border-radius:50%;background:rgba(198,242,78,.5)}
.side-foot{padding:20px 20px 24px;border-top:1px solid rgba(242,245,241,.10)}
.side-foot .side-note{font-size:12px;line-height:1.8;color:var(--dark-muted);margin-top:14px}

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:70;height:60px;background:#fff;
  border-bottom:1px solid var(--line);align-items:center;justify-content:space-between;padding:0 20px;
}
.mobile-bar .m-brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--primary);font-size:15px}
.mobile-bar .m-brand .logo-mark{width:32px;height:32px;flex:0 0 32px;border-radius:9px;background:rgba(11,59,46,.07)}
.m-toggle{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border:none;background:transparent;cursor:pointer;border-radius:10px}
.m-toggle:hover{background:rgba(11,59,46,.06)}
.m-toggle span{display:block;width:20px;height:2px;background:var(--primary);position:relative}
.m-toggle span::before,.m-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--primary)}
.m-toggle span::before{top:-6px}
.m-toggle span::after{top:6px}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:78%;max-width:340px;background:var(--primary);
  transform:translateX(100%);transition:transform .28s ease-out;z-index:90;display:flex;flex-direction:column;padding:22px 20px;
}
.drawer.is-open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(11,59,46,.45);opacity:0;visibility:hidden;transition:opacity .28s ease-out;z-index:80}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(242,245,241,.12)}
.drawer-head strong{color:var(--dark-text);font-size:16px}
.drawer-close{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--dark-text);cursor:pointer;border-radius:10px;font-size:22px;line-height:1}
.drawer-close:hover{background:rgba(242,245,241,.10)}
.drawer-menu{margin-top:10px;flex:1 1 auto}
.drawer-menu a{display:flex;align-items:center;height:56px;color:var(--dark-muted);border-bottom:1px solid rgba(242,245,241,.08);font-size:16px}
.drawer-menu a.is-active{color:#fff;font-weight:600}
.drawer-menu a:hover{color:var(--dark-text)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:10px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background .22s ease-out,color .22s ease-out,border-color .22s ease-out,transform .22s ease-out;
}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-deep);border-color:var(--accent-deep);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:var(--primary-soft)}
.btn-light{background:#fff;color:var(--primary);border-color:#fff}
.btn-light:hover{background:rgba(255,255,255,.88);transform:translateY(-1px)}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:15px;
  border-bottom:2px solid var(--lime);padding-bottom:2px;transition:border-color .22s ease-out;
}
.btn-link:hover{border-color:var(--accent)}
.btn-block{width:100%}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(198,242,78,.18);color:var(--primary);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge--plain{background:rgba(11,59,46,.06);color:var(--muted);font-weight:500}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--muted);font-size:13px;
  transition:border-color .22s ease-out,color .22s ease-out;
}
.tag:hover{border-color:rgba(255,106,43,.4);color:var(--primary)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-radius:0 0 var(--radius) var(--radius)}
.hero-media{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
}
.hero-media::after{content:"";position:absolute;inset:0;background:rgba(11,59,46,.42)}
.hero-inner{position:relative;z-index:2;padding:84px 0 72px;color:#fff}
.hero-copy{max-width:660px}
.hero h1{color:#fff;font-size:46px;line-height:1.22}
.hero h1 .hl{position:relative;white-space:nowrap}
.hero h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:6px;background:rgba(255,106,43,.55);border-radius:3px}
.hero .sub{margin-top:20px;font-size:18px;line-height:1.8;color:rgba(242,245,241,.88);max-width:560px}
.hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px}
.score-bar{
  position:relative;z-index:2;margin:48px 0 0;display:flex;flex-wrap:wrap;align-items:center;gap:26px;
  background:rgba(11,59,46,.55);border:1px solid rgba(242,245,241,.18);border-radius:var(--radius-sm);
  padding:16px 22px;backdrop-filter:none;max-width:780px;
}
.score-cell{display:flex;align-items:baseline;gap:10px}
.score-cell .n{font-size:28px;font-weight:800;line-height:1;color:#fff;border-bottom:3px solid var(--lime);padding-bottom:4px}
.score-cell .t{font-size:13px;color:rgba(242,245,241,.78)}
.score-bar .badge{margin-left:auto}

/* ---------- 品牌主张条 ---------- */
.claim-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.claim-item{display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px 24px;box-shadow:var(--shadow)}
.claim-item::before{content:"";width:3px;flex:0 0 3px;border-radius:2px;background:var(--lime)}
.claim-item strong{display:block;font-size:16px;color:var(--primary);font-weight:700}
.claim-item span{display:block;font-size:14px;color:var(--muted);line-height:1.7;margin-top:4px}

/* ---------- 故事 / 理念 ---------- */
.story-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.story-row + .story-row{margin-top:72px}
.story-row.is-reverse .story-media{order:2}
.story-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.story-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.story-body h2{margin-bottom:18px}
.story-body p + p{margin-top:16px}
.story-body p{color:var(--muted);font-size:16px}
.story-points{margin-top:24px;display:grid;gap:12px}
.story-points li{display:flex;gap:12px;font-size:15px;color:var(--text)}
.story-points li::before{content:"";width:14px;height:14px;flex:0 0 14px;margin-top:7px;border-radius:4px;background:rgba(198,242,78,.5);border:1px solid rgba(11,59,46,.14)}

/* ---------- 精选内容卡 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(255,106,43,.4)}
.card-media{position:relative;overflow:hidden;background:#EDEFEA}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease-out}
.card:hover .card-media img{transform:scale(1.02)}
.card-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.card-body h3{font-size:20px}
.card-body p{color:var(--muted);font-size:15px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:13px}
.card-foot .arrow{color:var(--accent);font-weight:600}
.feature-main{grid-column:span 8}
.feature-main .card-media img{aspect-ratio:16/9}
.feature-side{grid-column:span 4}

/* ---------- 最新信息 / CMS 列表 ---------- */
.cms-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.cms-item{
  display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:18px;box-shadow:var(--shadow);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.cms-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(255,106,43,.4)}
.cms-thumb{flex:0 0 132px;width:132px;border-radius:10px;overflow:hidden;background:#EDEFEA}
.cms-thumb img{width:100%;height:96px;object-fit:cover}
.cms-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:8px}
.cms-main h3{font-size:17px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-main .excerpt{color:var(--muted);font-size:14px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted);margin-top:auto}
.cms-meta .time{font-variant-numeric:tabular-nums}
.empty-state{
  border:1px solid var(--line);border-radius:var(--radius);background:#fff;
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:32px;text-align:center;
}
.empty-state svg{width:40px;height:40px;color:var(--muted)}
.empty-state p{color:var(--muted);font-size:15px}

/* ---------- 信任背书 ---------- */
.trust-band{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px 40px;box-shadow:var(--shadow)}
.trust-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.trust-stat{border-left:1px solid var(--line);padding-left:22px}
.trust-stat:first-child{border-left:none;padding-left:0}
.trust-stat .n{font-size:32px;font-weight:800;color:var(--primary);line-height:1.1;font-variant-numeric:tabular-nums}
.trust-stat .t{font-size:13px;color:var(--muted);margin-top:8px}
.trust-seals{margin-top:30px;padding-top:26px;border-top:1px dashed var(--line);display:flex;flex-wrap:wrap;gap:14px}
.seal{width:132px;height:44px;border-radius:10px;background:#EFF1EC;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:#88928C;font-size:12px;letter-spacing:.06em}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--primary);color:var(--dark-text);border-radius:var(--radius);padding:44px 48px;display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center}
.cta-band h2{color:#fff;font-size:28px;line-height:1.4}
.cta-band p{color:var(--dark-muted);font-size:15px;margin-top:10px}
.subscribe-form{display:flex;gap:12px}
.subscribe-form input{
  height:46px;width:280px;border-radius:10px;border:1px solid var(--line);background:#fff;
  padding:0 16px;color:var(--text);transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.subscribe-form input::placeholder{color:#9AA4A0}
.subscribe-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(255,106,43,.28)}
.form-hint{font-size:13px;color:var(--dark-muted);margin-top:12px}
.form-msg{font-size:13px;margin-top:10px;color:var(--lime);min-height:18px}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:none;text-align:left;cursor:pointer;
  padding:22px 8px;font-size:20px;font-weight:600;color:var(--text);line-height:1.6;
  transition:background .22s ease-out;
  min-height:44px;
}
.faq-q:hover{background:rgba(11,59,46,.04)}
.faq-q .caret{
  flex:0 0 26px;width:26px;height:26px;display:flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid var(--line);color:var(--primary);font-size:12px;
  transition:transform .22s ease-out,background .22s ease-out;
}
.faq-item.is-open .faq-q .caret{transform:rotate(180deg);background:rgba(198,242,78,.28);border-color:rgba(198,242,78,.6)}
.faq-a{display:none;padding:0 8px 24px;max-width:820px}
.faq-item.is-open .faq-a{display:block}
.faq-a p{color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary);color:var(--dark-muted);margin-top:0;padding:64px 0 0;font-size:13px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand .logo-mark{background:rgba(198,242,78,.14)}
.footer-brand strong{color:var(--dark-text);font-size:16px;font-weight:700}
.site-footer p{line-height:1.8}
.footer-col h4{color:var(--dark-text);font-size:14px;font-weight:600;margin-bottom:16px;letter-spacing:.04em}
.footer-col li + li{margin-top:10px}
.footer-col a{color:var(--dark-muted);transition:color .2s ease-out}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{border-top:1px solid rgba(242,245,241,.12);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;color:#8FA097;font-size:12px}

/* ---------- 响应式 ---------- */
@media (min-width:1024px){
  .page-shell{padding-left:var(--nav-w)}
  .site-main{padding-top:0}
}
@media (max-width:1279px){
  .container{padding:0 28px}
}
@media (max-width:1023px){
  .side-nav{display:none}
  .mobile-bar{display:flex}
  .page-shell{padding-left:0}
  :root{--section:72px}
  .feature-grid{grid-template-columns:repeat(6,1fr)}
  .feature-main{grid-column:span 6}
  .feature-side{grid-column:span 3}
  .story-row{grid-template-columns:1fr;gap:32px}
  .story-row.is-reverse .story-media{order:0}
  .cta-band{grid-template-columns:1fr;padding:36px 32px}
  .subscribe-form input{width:100%}
  .subscribe-form{flex-wrap:wrap}
  .trust-stats{grid-template-columns:repeat(2,1fr);gap:24px}
  .trust-stat:nth-child(3){border-left:none;padding-left:0}
}
@media (max-width:900px){
  .cms-grid{grid-template-columns:1fr}
}
@media (max-width:768px){
  .container{padding:0 22px}
  h1{font-size:36px}
  .hero h1{font-size:36px}
  h2{font-size:27px}
  .claim-strip{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:640px){
  :root{--section:60px}
  .container{padding:0 20px}
  h1{font-size:30px;line-height:1.3}
  .hero h1{font-size:30px}
  h2{font-size:23px}
  h3{font-size:19px}
  .hero-inner{padding:56px 0 48px}
  .hero .sub{font-size:16px}
  .hero-actions .btn{width:100%}
  .score-bar{gap:18px;padding:16px}
  .score-bar .badge{margin-left:0}
  .score-cell .n{font-size:24px}
  .feature-grid{grid-template-columns:1fr}
  .feature-side{grid-column:span 1}
  .cms-item{flex-direction:column;gap:14px}
  .cms-thumb{flex:0 0 auto;width:100%}
  .cms-thumb img{height:168px}
  .trust-stats{grid-template-columns:1fr}
  .trust-stat{border-left:none;padding-left:0;border-top:1px solid var(--line);padding-top:18px}
  .trust-stat:first-child{border-top:none;padding-top:0}
  .trust-band{padding:26px 22px}
  .cta-band{padding:30px 22px}
  .faq-q{font-size:17px;padding:18px 6px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:32px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: article */
:root{
  --brand:#0B3B2E;
  --brand-soft:#12513F;
  --accent:#FF6A2B;
  --accent-dark:#E8551A;
  --lime:#C6F24E;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --text:#12181A;
  --muted:#5A6560;
  --line:#E3E7E1;
  --dark-text:#F2F5F1;
  --dark-muted:#A8B5AE;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 1px 2px rgba(11,59,46,.05);
  --shadow-hover:0 10px 28px rgba(11,59,46,.10);
  --nav-w:248px;
  --ease:220ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease)}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--brand);letter-spacing:.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;letter-spacing:.02em}

/* 容器 */
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}
.page-main{padding-top:34px;padding-bottom:96px}

/* 移动端顶部栏 */
.topbar{
  position:sticky;top:0;z-index:60;height:60px;display:flex;align-items:center;justify-content:space-between;
  padding:0 20px;background:#fff;border-bottom:1px solid var(--line);
}
.topbar .logo-compact{display:flex;align-items:center;gap:10px;min-width:0}
.topbar .logo-compact strong{font-size:15px;font-weight:700;color:var(--brand);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hamburger{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px;
  background:var(--brand);color:#fff;
}
.hamburger span{display:block;width:18px;height:2px;background:#fff;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}
.drawer{
  position:fixed;inset:0 0 0 auto;width:78%;max-width:340px;background:var(--brand);z-index:80;
  transform:translateX(100%);transition:transform 260ms ease;padding:18px 20px 26px;display:flex;flex-direction:column;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(11,59,46,.45);z-index:70;opacity:0;visibility:hidden;transition:opacity 220ms ease,visibility 220ms ease}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.14)}
.drawer-head strong{color:#fff;font-size:15px}
.drawer-close{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px;color:var(--lime);font-size:24px;line-height:1}
.drawer nav a{
  display:flex;align-items:center;height:56px;color:var(--dark-muted);font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.drawer nav a.is-active{color:#fff;font-weight:600}
.drawer .drawer-cta{margin-top:22px}
.side-nav,.topbar{display:none}

/* 侧边导航（桌面） */
.side-nav{
  position:fixed;left:0;top:0;bottom:0;width:var(--nav-w);background:var(--brand);z-index:50;
  flex-direction:column;padding:26px 20px 22px;
}
.side-brand{padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.12)}
.logo-row{display:flex;align-items:center;gap:12px}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:10px;background:rgba(198,242,78,.12);
  display:flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:22px;height:22px}
.brand-name{display:block;color:#fff;font-size:15px;font-weight:700;line-height:1.35;letter-spacing:.02em}
.brand-sub{display:block;color:var(--dark-muted);font-size:12px;line-height:1.5;margin-top:2px}
.side-menu{margin-top:14px;flex:1 1 auto}
.side-menu li{border-bottom:1px solid rgba(255,255,255,.09)}
.side-link{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 12px 0 14px;color:var(--dark-muted);font-size:15px;border-radius:0 8px 8px 0;
}
.side-link .dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.22)}
.side-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.side-link.is-active{color:#fff;font-weight:600;background:rgba(255,255,255,.09)}
.side-link.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:2px;background:var(--accent);
}
.side-link.is-active .dot{background:var(--lime)}
.side-foot{padding-top:18px}
.side-note{margin-top:12px;color:var(--dark-muted);font-size:12px;line-height:1.7}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;
  border-radius:10px;font-size:15px;font-weight:600;transition:all var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(11,59,46,.08)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px)}
.btn-primary:active{transform:none}
.btn-ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.btn-ghost:hover{background:rgba(11,59,46,.08)}
.btn-block{display:flex;width:100%}
.btn-onDark{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.5)}
.btn-onDark:hover{background:rgba(255,255,255,.12);border-color:#fff}
.link-underline{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:14px;
  border-bottom:2px solid var(--lime);padding-bottom:2px;transition:all var(--ease);
}
.link-underline:hover{border-bottom-color:var(--accent)}

/* 面包屑 */
.crumbs{font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumbs a:hover{color:var(--accent)}
.crumbs .sep{color:#B9C2BC}
.crumbs .cur{color:var(--brand);font-weight:600;max-width:340px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* 文章头部 */
.article-head{padding:22px 0 30px;border-bottom:1px solid var(--line)}
.section-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  background:rgba(198,242,78,.18);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.article-head h1{
  margin-top:16px;font-size:44px;line-height:1.25;font-weight:800;letter-spacing:-.01em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:18px;color:var(--muted);font-size:13.5px;
}
.article-meta .item{display:inline-flex;align-items:center;gap:7px}
.article-meta .sep{width:4px;height:4px;border-radius:50%;background:#C7CFC9}

/* 正文 + 侧栏布局 */
.read-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start;padding-top:44px}
.article-body{max-width:760px}
.article-body .lead-img{border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);margin-bottom:26px}
.article-body .lead-img img{width:100%;aspect-ratio:16/9;object-fit:cover}
.prose-cms{font-size:17px;line-height:1.95;color:var(--text)}
.prose-cms > * + *{margin-top:1.4em}
.prose-cms p{color:#1E2724}
.prose-cms h2{
  position:relative;margin-top:2em;padding-left:14px;font-size:28px;line-height:1.35;font-weight:700;
}
.prose-cms h2::before{
  content:"";position:absolute;left:0;top:.42em;width:3px;height:18px;border-radius:2px;background:var(--lime);
}
.prose-cms h3{margin-top:1.7em;font-size:21px;font-weight:600;line-height:1.5}
.prose-cms ul,.prose-cms ol{padding-left:4px}
.prose-cms li{position:relative;padding-left:22px;margin-top:.6em;color:#1E2724}
.prose-cms li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--accent);opacity:.85;
}
.prose-cms ol{counter-reset:li}
.prose-cms ol li{counter-increment:li;padding-left:32px}
.prose-cms ol li::before{
  content:counter(li);width:20px;height:20px;border-radius:6px;background:rgba(198,242,78,.55);
  color:var(--brand);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;top:.42em;
}
.prose-cms blockquote{
  margin:1.6em 0;padding:16px 22px;background:#F1F4EF;border-left:3px solid var(--accent);border-radius:0 10px 10px 0;
  color:#2A3631;font-size:16px;
}
.prose-cms img{border-radius:var(--radius-sm);width:100%}
.prose-cms figure{margin:1.6em 0}
.prose-cms figcaption{margin-top:10px;font-size:14px;color:var(--muted);text-align:center}
.prose-cms a{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(11,59,46,.3)}
.prose-cms a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.prose-cms table{width:100%;border-collapse:collapse;font-size:15px}
.prose-cms th,.prose-cms td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.prose-cms th{background:#F1F4EF;color:var(--brand);font-weight:600}

/* 空态 */
.empty-state{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--card);
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:32px;
}
.empty-state svg{width:44px;height:44px;stroke:var(--brand);opacity:.55}
.empty-state p{color:var(--muted);font-size:15px}

/* 侧栏 */
.side-col{position:sticky;top:28px;display:grid;gap:22px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px 20px}
.side-card h3{font-size:16px;font-weight:700;display:flex;align-items:center;gap:9px}
.side-card h3::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--lime)}
.hot-list{margin-top:16px;display:grid;gap:2px}
.hot-list li{border-bottom:1px dashed var(--line)}
.hot-list li:last-child{border-bottom:0}
.hot-list a{display:flex;gap:12px;align-items:flex-start;padding:12px 2px;font-size:14.5px;line-height:1.65;color:#23302B}
.hot-list a:hover{color:var(--accent)}
.hot-list .idx{
  flex:0 0 22px;height:22px;border-radius:6px;background:rgba(198,242,78,.5);color:var(--brand);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:2px;
}
.side-card .tip{margin-top:14px;font-size:13.5px;color:var(--muted);line-height:1.8}
.side-cta{background:var(--brand);border-radius:var(--radius);padding:22px 20px;color:var(--dark-text)}
.side-cta h3{color:#fff;font-size:16px;font-weight:700}
.side-cta p{margin-top:10px;font-size:13.5px;line-height:1.8;color:var(--dark-muted)}
.side-cta .btn{margin-top:16px}

/* 标签 / 相关 / 返回 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px;padding-top:26px;border-top:1px solid var(--line);align-items:center}
.tag-row .label{font-size:13px;color:var(--muted);margin-right:4px}
.pill{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:12px;background:#fff;
  border:1px solid var(--line);font-size:13px;color:#2B3833;transition:all var(--ease);
}
.pill:hover{border-color:rgba(255,106,43,.4);color:var(--accent);transform:translateY(-2px)}
.related{padding-top:64px}
.related h2{font-size:24px;font-weight:700;margin-bottom:22px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.mini-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;
  box-shadow:var(--shadow);transition:all var(--ease);display:flex;flex-direction:column;height:100%;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(255,106,43,.4)}
.mini-card .thumb{aspect-ratio:16/10;overflow:hidden}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover}
.mini-card .body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.mini-card h3{font-size:16.5px;line-height:1.5;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-card p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
.back-row{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}

/* 深色 CTA */
.cta-band{margin-top:88px;background:var(--brand);border-radius:20px;padding:42px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:26px;line-height:1.4;font-weight:700}
.cta-band p{margin-top:10px;color:var(--dark-muted);font-size:14.5px;max-width:560px}
.subscribe{display:flex;gap:10px;align-items:center}
.subscribe input{
  height:46px;width:280px;padding:0 16px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:15px;
}
.subscribe input:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.form-note{margin-top:10px;font-size:13px;color:var(--dark-muted)}

/* FAQ */
.faq-block{padding-top:88px}
.faq-block h2{font-size:30px;font-weight:700}
.faq-list{margin-top:22px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;
  padding:20px 6px;font-size:19px;font-weight:600;color:var(--brand);transition:background-color var(--ease);
}
.faq-q:hover{background:rgba(11,59,46,.04)}
.faq-q .caret{flex:0 0 auto;width:22px;height:22px;transition:transform var(--ease)}
.faq-item.open .faq-q .caret{transform:rotate(180deg)}
.faq-a{display:none;padding:0 6px 22px;font-size:15px;line-height:1.95;color:var(--muted);max-width:860px}
.faq-item.open .faq-a{display:block}

/* 页脚 */
.site-footer{margin-top:96px;background:var(--brand);color:var(--dark-text);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:16px;letter-spacing:.02em}
.site-footer p{font-size:13px;line-height:1.85;color:var(--dark-muted);max-width:420px}
.footer-col h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13px;color:var(--dark-muted)}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  margin-top:46px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--dark-muted);
}

/* 断点 */
@media (min-width:1024px){
  .side-nav{display:flex}
  .topbar,.drawer,.drawer-mask{display:none}
  .page-shell{margin-left:var(--nav-w)}
  .container{padding:0 36px}
}
@media (max-width:1023px){
  .read-layout{grid-template-columns:minmax(0,1fr);gap:40px;padding-top:34px}
  .side-col{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
  .container{padding:0 28px}
  .article-head h1{font-size:36px}
}
@media (max-width:900px){
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .page-main{padding-bottom:64px}
  .article-head{padding:16px 0 24px}
  .article-head h1{font-size:29px;line-height:1.35}
  .prose-cms{font-size:16.5px}
  .prose-cms h2{font-size:23px}
  .prose-cms h3{font-size:19px}
  .side-col{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .cta-band{padding:32px 22px;margin-top:64px}
  .subscribe{width:100%;flex-direction:column;align-items:stretch}
  .subscribe input{width:100%}
  .faq-block{padding-top:64px}
  .faq-q{font-size:17px;padding:17px 4px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .site-footer{padding:48px 0 24px}
  .footer-bottom{flex-direction:column;gap:8px}
  .crumbs .cur{max-width:180px}
}
@media (max-width:520px){
  .article-head h1{font-size:25px}
  .cta-band h2{font-size:21px}
  .back-row .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --brand:#0B3B2E;
  --brand-soft:#124A39;
  --accent:#FF6A2B;
  --accent-dark:#E8551A;
  --lime:#C6F24E;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --ink:#12181A;
  --muted:#5A6560;
  --line:#E3E7E1;
  --dark-text:#F2F5F1;
  --dark-sub:#A8B5AE;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 1px 2px rgba(11,59,46,.05);
  --shadow-hover:0 10px 28px rgba(11,59,46,.10);
  --nav-w:248px;
  --section:96px;
}
@media (max-width:1023px){ :root{ --section:64px; } }
@media (max-width:639px){ :root{ --section:56px; } }

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.9;
  letter-spacing:.1px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{color:var(--brand);margin:0;}
p{margin:0;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 40px;
}
@media (max-width:1023px){ .container{padding:0 28px;} }
@media (max-width:639px){ .container{padding:0 20px;} }

/* ---------- 左侧导航 ---------- */
.page{display:flex;min-height:100vh;}
.side-nav{
  position:fixed;
  left:0;top:0;bottom:0;
  width:var(--nav-w);
  background:var(--brand);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  z-index:60;
  overflow-y:auto;
}
.side-brand{padding:26px 20px 22px;border-bottom:1px solid rgba(255,255,255,.10);}
.logo-row{display:flex;align-items:center;gap:12px;}
.logo-mark{
  width:38px;height:38px;flex:0 0 auto;border-radius:11px;
  background:rgba(198,242,78,.14);
  display:inline-flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:20px;height:20px;}
.brand-name{display:block;color:#fff;font-size:15px;font-weight:700;line-height:1.4;}
.brand-sub{display:block;color:var(--dark-sub);font-size:12px;line-height:1.6;letter-spacing:.4px;}
.side-menu{padding:14px 0;flex:1 1 auto;}
.side-link{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 20px 0 24px;
  color:var(--dark-sub);font-size:15px;font-weight:500;
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:color .22s ease-out,background-color .22s ease-out;
}
.side-link::before{
  content:"";position:absolute;left:0;top:50%;
  width:3px;height:22px;border-radius:0 3px 3px 0;background:var(--accent);
  transform:translateY(-50%) scaleY(0);
  transition:transform .22s ease-out;
}
.side-link:hover{color:#fff;background:rgba(255,255,255,.05);}
.side-link.is-active{color:#fff;background:rgba(255,255,255,.08);font-weight:600;}
.side-link.is-active::before{transform:translateY(-50%) scaleY(1);}
.side-link .dot{width:6px;height:6px;border-radius:50%;background:rgba(198,242,78,.35);}
.side-link.is-active .dot{background:var(--lime);}
.side-foot{padding:20px;border-top:1px solid rgba(255,255,255,.10);}
.side-note{margin-top:12px;font-size:12px;line-height:1.7;color:var(--dark-sub);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:46px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background-color .22s ease-out,color .22s ease-out,border-color .22s ease-out,transform .22s ease-out;
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px);}
.btn-primary:active{transform:none;}
.btn-ghost{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-ghost:hover{background:rgba(11,59,46,.08);}
.btn-light{border-color:rgba(242,245,241,.55);color:#fff;background:transparent;}
.btn-light:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn-block{width:100%;}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}

/* ---------- 移动端顶栏 ---------- */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:70;
  height:60px;padding:0 18px;
  background:#fff;border-bottom:1px solid var(--line);
  align-items:center;justify-content:space-between;
}
.mobile-logo{display:flex;align-items:center;gap:10px;}
.mobile-brand{font-size:15px;font-weight:700;color:var(--brand);}
.hamburger{
  width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
  transition:border-color .2s ease-out,background-color .2s ease-out;
}
.hamburger:hover{border-color:var(--accent);}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);transition:transform .25s ease-out,opacity .2s ease-out;}
body.nav-open .hamburger span:nth-child(1){transform:translateY(7px) rotate(45deg);}
body.nav-open .hamburger span:nth-child(2){opacity:0;}
body.nav-open .hamburger span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-mask{
  display:none;position:fixed;inset:0;background:rgba(11,59,46,.45);z-index:55;
}
body.nav-open .nav-mask{display:block;}

.main{flex:1 1 auto;margin-left:var(--nav-w);min-width:0;display:flex;flex-direction:column;min-height:100vh;}

/* ---------- 矮版 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  min-height:280px;display:flex;align-items:center;
  background-image:linear-gradient(120deg,rgba(11,59,46,.55),rgba(11,59,46,.38)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;right:-60px;bottom:-90px;
  width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(198,242,78,.22);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;padding-top:52px;padding-bottom:52px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(242,245,241,.78);margin-bottom:18px;}
.crumb a{color:rgba(242,245,241,.78);transition:color .2s ease-out;}
.crumb a:hover{color:var(--lime);}
.crumb .sep{color:rgba(242,245,241,.45);}
.page-hero h1{
  color:#fff;font-size:42px;line-height:1.25;font-weight:800;letter-spacing:.4px;
  max-width:820px;
}
.hero-lead{margin-top:16px;max-width:720px;color:rgba(242,245,241,.86);font-size:16px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}

/* ---------- 板块 ---------- */
.section{padding:var(--section) 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:32px;line-height:1.3;font-weight:700;}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  background:rgba(198,242,78,.16);color:var(--brand);
  font-size:12px;font-weight:600;letter-spacing:.3px;
}
.badge-on-dark{background:rgba(198,242,78,.22);color:#F2F5F1;}

/* ---------- 两栏布局 ---------- */
.two-col{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start;}
@media (max-width:1023px){ .two-col{grid-template-columns:1fr;gap:32px;} }

.step-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
@media (max-width:767px){ .step-grid{grid-template-columns:1fr;} }

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(255,106,43,.4);}
.step-card{position:relative;padding:26px 24px 24px;overflow:hidden;display:flex;flex-direction:column;}
.step-card::before{content:"";position:absolute;left:0;top:0;width:44px;height:4px;background:var(--lime);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:36px;height:26px;padding:0 10px;border-radius:8px;
  background:rgba(198,242,78,.28);color:var(--brand);
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.step-card h3{margin-top:16px;font-size:19px;font-weight:600;line-height:1.5;}
.step-card p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.85;}
.card-link{
  margin-top:18px;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
  border-bottom:2px solid var(--lime);
  padding-bottom:2px;align-self:flex-start;
  transition:color .2s ease-out,border-color .2s ease-out;
}
.card-link:hover{color:var(--accent);border-color:var(--accent);}

/* ---------- 侧栏要点 ---------- */
.side-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:26px 24px;
}
.side-panel + .side-panel{margin-top:20px;}
.side-panel h3{font-size:18px;font-weight:700;}
.side-panel > p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.8;}
.point-list{margin-top:16px;}
.point-list li{
  position:relative;padding:12px 0 12px 28px;
  font-size:15px;color:var(--muted);line-height:1.75;
  border-bottom:1px dashed var(--line);
}
.point-list li:last-child{border-bottom:none;padding-bottom:4px;}
.point-list li::before{
  content:"";position:absolute;left:0;top:22px;
  width:16px;height:3px;border-radius:2px;background:var(--lime);
}
.side-tip{
  margin-top:20px;padding:16px 18px;border-radius:var(--radius-sm);
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--accent);
  font-size:14px;color:var(--muted);line-height:1.8;
}
.side-cta{margin-top:20px;}

/* ---------- 检查清单 ---------- */
.check-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
@media (max-width:1023px){ .check-list{grid-template-columns:repeat(2,minmax(0,1fr));} }
@media (max-width:639px){ .check-list{grid-template-columns:1fr;} }
.check-item{padding:24px;display:flex;gap:16px;align-items:flex-start;}
.check-index{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  background:rgba(11,59,46,.06);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.check-item h3{font-size:17px;font-weight:600;}
.check-item p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- 图文区块 ---------- */
.feature{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center;}
@media (max-width:1023px){ .feature{grid-template-columns:1fr;gap:28px;} }
.feature-media{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);background:#fff;
}
.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.feature-body h2{font-size:30px;line-height:1.3;font-weight:700;}
.feature-body p{margin-top:16px;font-size:16px;color:var(--muted);}
.feature-points{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--brand);
  font-size:13px;font-weight:600;
  transition:border-color .2s ease-out,color .2s ease-out;
}
.tag:hover{border-color:var(--accent);color:var(--accent);}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  margin-bottom:12px;overflow:hidden;
}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:17px;font-weight:600;color:var(--brand);
  transition:background-color .2s ease-out;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:rgba(11,59,46,.04);}
.faq-item summary .chev{width:18px;height:18px;flex:0 0 auto;transition:transform .25s ease-out;}
.faq-item[open] summary .chev{transform:rotate(180deg);}
.faq-body{padding:0 22px 20px;font-size:15px;color:var(--muted);line-height:1.85;}

/* ---------- CTA ---------- */
.cta-band{background:var(--brand);position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;left:-80px;top:-80px;width:260px;height:260px;border-radius:50%;
  border:1px solid rgba(198,242,78,.18);pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:56px 0;
}
@media (max-width:1023px){ .cta-inner{flex-direction:column;align-items:flex-start;gap:24px;} }
.cta-inner h2{color:#fff;font-size:28px;line-height:1.35;font-weight:700;max-width:520px;}
.cta-inner p{margin-top:12px;color:var(--dark-sub);font-size:15px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:var(--dark-text);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px;}
@media (max-width:1023px){ .footer-grid{grid-template-columns:1fr 1fr;gap:32px;} }
@media (max-width:639px){ .footer-grid{grid-template-columns:1fr;} }
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand strong{font-size:16px;font-weight:700;color:#fff;}
.site-footer p{font-size:13px;line-height:1.9;color:var(--dark-sub);max-width:420px;}
.footer-col h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:14px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{
  font-size:13px;color:var(--dark-sub);
  transition:color .2s ease-out;
}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12px;color:var(--dark-sub);
}

/* ---------- 响应式导航 ---------- */
@media (max-width:1023px){
  .side-nav{
    left:auto;right:0;top:0;bottom:0;
    width:78%;max-width:340px;
    transform:translateX(100%);
    transition:transform .28s ease-out;
    box-shadow:-12px 0 30px rgba(11,59,46,.2);
  }
  body.nav-open .side-nav{transform:translateX(0);}
  .mobile-bar{display:flex;}
  .main{margin-left:0;}
  .page-hero{min-height:240px;}
  .page-hero h1{font-size:32px;}
}
@media (max-width:639px){
  .page-hero h1{font-size:27px;}
  .section-head h2{font-size:25px;}
  .feature-body h2{font-size:24px;}
  .cta-inner h2{font-size:23px;}
  .hero-actions .btn,.cta-actions .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --brand:#0B3B2E;
  --brand-soft:#12503E;
  --accent:#FF6A2B;
  --accent-dark:#E8551A;
  --lime:#C6F24E;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --ink:#12181A;
  --muted:#5A6560;
  --line:#E3E7E1;
  --dark-text:#F2F5F1;
  --dark-muted:#A8B5AE;
  --radius:16px;
  --radius-sm:12px;
  --shadow-sm:0 1px 2px rgba(11,59,46,.05);
  --shadow-md:0 10px 28px rgba(11,59,46,.10);
  --nav-w:248px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
html body.nav-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---------- 布局容器 ---------- */
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}
.site-shell{min-height:100vh}
@media (min-width:1024px){ .site-shell{padding-left:var(--nav-w)} }

/* ---------- 移动端顶栏 ---------- */
.topbar{display:none}
.nav-toggle{width:44px;height:44px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;background:none;border:0;cursor:pointer;border-radius:10px}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--brand);border-radius:2px;transition:background .2s}
.nav-toggle:hover span{background:var(--accent)}

/* ---------- 左侧导航 ---------- */
.side-nav{
  position:fixed;top:0;left:0;width:var(--nav-w);height:100vh;
  background:var(--brand);color:var(--dark-text);
  display:flex;flex-direction:column;
  padding:24px 18px 18px;z-index:60;
  border-right:1px solid rgba(255,255,255,.06);
  transition:transform .28s ease-out;
}
.side-brand{margin-bottom:18px}
.logo-row{display:flex;align-items:center;gap:12px}
.logo-mark{
  width:38px;height:38px;flex:none;border-radius:11px;
  background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:22px;height:22px}
.brand-name{display:block;font-size:15px;font-weight:700;color:#fff;letter-spacing:.02em;line-height:1.4}
.brand-sub{display:block;font-size:12px;color:var(--dark-muted);line-height:1.5;margin-top:2px}
.side-menu{flex:1;overflow-y:auto;margin:0;padding:0}
.side-menu li + li{border-top:1px solid rgba(255,255,255,.08)}
.side-link{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 12px;border-radius:10px;
  color:var(--dark-muted);font-size:15px;font-weight:500;
  transition:background .22s ease-out,color .22s ease-out;
}
.side-link .dot{width:6px;height:6px;border-radius:50%;background:transparent;transition:background .2s}
.side-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.side-link:hover .dot{background:rgba(198,242,78,.7)}
.side-link.is-active{color:#fff;background:rgba(255,255,255,.08)}
.side-link.is-active::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--accent);border-radius:0 3px 3px 0;
}
.side-link.is-active .dot{background:var(--lime)}
.side-foot{padding-top:18px;border-top:1px solid rgba(255,255,255,.10);margin-top:14px}
.side-note{font-size:12px;line-height:1.7;color:var(--dark-muted);margin-top:12px}
.drawer-close{
  display:none;position:absolute;top:12px;right:12px;
  width:44px;height:44px;border-radius:10px;border:0;
  background:rgba(255,255,255,.08);color:var(--dark-text);cursor:pointer;
  align-items:center;justify-content:center;font-size:20px;line-height:1;
}
.drawer-close:hover{background:rgba(255,255,255,.16)}
.nav-scrim{
  position:fixed;inset:0;background:rgba(11,59,46,.42);
  opacity:0;visibility:hidden;transition:opacity .26s ease-out,visibility .26s ease-out;z-index:55;
}
.nav-scrim.is-open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:46px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1.5px solid transparent;cursor:pointer;
  transition:background .22s ease-out,transform .22s ease-out,color .22s ease-out,border-color .22s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-ghost:hover{background:rgba(11,59,46,.08)}
.btn-outline-light{border-color:rgba(242,245,241,.55);color:var(--dark-text);background:transparent}
.btn-outline-light:hover{border-color:var(--lime);color:var(--lime);background:rgba(198,242,78,.10)}
.btn-block{width:100%}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:9px}

/* ---------- 徽章与标签 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(198,242,78,.18);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge.on-dark{background:rgba(198,242,78,.16);color:var(--lime)}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--muted);font-size:13px;
}

/* ---------- 板块 ---------- */
.section{padding:96px 0}
.section-tight{padding-top:64px;padding-bottom:0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--brand);letter-spacing:.01em}
.section-head p{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.9}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--accent);letter-spacing:.08em;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:3px;background:var(--accent);border-radius:2px}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:28px 0 22px;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--accent)}
.crumb-sep{color:var(--line)}
.breadcrumb [aria-current]{color:var(--brand);font-weight:600}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;border-radius:20px;
  min-height:300px;display:flex;align-items:flex-end;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  box-shadow:var(--shadow-sm);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(11,59,46,.90) 12%,rgba(11,59,46,.58) 68%,rgba(11,59,46,.42) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding:44px 44px 40px;color:var(--dark-text);max-width:780px}
.page-hero-inner h1{
  font-size:clamp(28px,3.4vw,42px);line-height:1.25;font-weight:800;color:#fff;
  letter-spacing:.01em;margin:16px 0 0;
}
.hero-lead{margin-top:12px;font-size:15px;line-height:1.9;color:#E3EAE5;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}

/* ---------- 数据块 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(255,106,43,.4)}
.stat-num{font-size:32px;font-weight:800;color:var(--brand);line-height:1.2;letter-spacing:.01em}
.stat-num small{font-size:15px;font-weight:600;margin-left:2px;color:var(--muted)}
.stat-label{margin-top:8px;font-size:13px;color:var(--muted);letter-spacing:.02em}
.stat-bar{width:34px;height:3px;border-radius:2px;background:var(--lime);margin-top:14px}

/* ---------- 对照表 ---------- */
.table-wrap{
  overflow-x:auto;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
}
table.compare{width:100%;min-width:860px;border-collapse:collapse}
.compare thead th{
  background:#F2F5F1;text-align:left;font-size:13px;font-weight:600;color:var(--muted);
  letter-spacing:.06em;padding:16px 20px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.compare tbody td{
  padding:15px 20px;border-bottom:1px solid var(--line);font-size:15px;
  color:var(--ink);vertical-align:middle;
}
.compare tbody tr:last-child td{border-bottom:0}
.compare tbody tr:nth-child(even){background:#FAFBF8}
.compare tbody tr:hover{background:rgba(11,59,46,.035)}
.compare .col-topic{font-weight:600;color:var(--brand)}
.compare .col-desc{color:var(--muted);font-size:14px}
.compare .col-dur{color:var(--brand);font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap}
.table-note{margin-top:14px;font-size:13px;color:var(--muted)}

/* ---------- 图文区块 ---------- */
.figure-card{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:var(--card);box-shadow:var(--shadow-sm);
}
.figure-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.figure-card figcaption{padding:14px 18px;font-size:13px;color:var(--muted);border-top:1px solid var(--line)}
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:20px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(255,106,43,.4)}
.check-num{
  flex:none;width:28px;height:28px;border-radius:8px;background:rgba(198,242,78,.55);
  color:var(--brand);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.check-item h3{font-size:16px;font-weight:600;color:var(--brand);line-height:1.6}
.check-item p{margin-top:6px;font-size:14px;line-height:1.8;color:var(--muted)}

/* ---------- 处理顺序 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 22px 24px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.step::before{
  content:"";position:absolute;top:0;left:0;width:4px;height:26px;
  background:var(--lime);border-radius:0 0 4px 0;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(255,106,43,.4)}
.step-index{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.1em;font-variant-numeric:tabular-nums}
.step h3{margin-top:10px;font-size:18px;font-weight:600;color:var(--brand)}
.step p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{border:1px solid var(--line);border-radius:var(--radius);background:var(--card);overflow:hidden;box-shadow:var(--shadow-sm)}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:background .2s ease-out;
}
.faq-q:hover{background:rgba(11,59,46,.04)}
.faq-q:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.faq-icon{flex:none;width:22px;height:22px;transition:transform .28s ease-out;color:var(--brand)}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out;padding:0 22px}
.faq-item.is-open .faq-a{max-height:340px;padding-bottom:22px}
.faq-a p{font-size:15px;line-height:1.9;color:var(--muted)}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--brand);border-radius:20px;padding:44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  color:var(--dark-text);box-shadow:0 12px 32px rgba(11,59,46,.18);
}
.cta-band h2{font-size:26px;font-weight:700;color:#fff;line-height:1.4;letter-spacing:.01em}
.cta-band p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--dark-muted);max-width:600px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:var(--dark-muted);padding:64px 0 28px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:15px;font-weight:700;letter-spacing:.02em}
.footer-brand .logo-mark{width:36px;height:36px;border-radius:10px}
.site-footer p{font-size:13px;line-height:1.85;max-width:420px}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13px;line-height:1.8;color:var(--dark-muted);transition:color .2s ease-out,text-underline-offset .2s}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;line-height:1.8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
}
@media (max-width:1023px){
  .container{padding:0 28px}
  .topbar{
    display:flex;align-items:center;justify-content:space-between;
    position:fixed;top:0;left:0;right:0;height:60px;padding:0 20px;
    background:#fff;border-bottom:1px solid var(--line);z-index:70;
  }
  .topbar-brand{display:flex;align-items:center;gap:10px}
  .topbar-brand .logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand)}
  .topbar-name{font-size:15px;font-weight:700;color:var(--brand);letter-spacing:.02em}
  .site-shell{padding-left:0;padding-top:60px}
  .side-nav{
    left:auto;right:0;width:78%;max-width:340px;
    transform:translateX(103%);padding-top:66px;
    box-shadow:-24px 0 48px rgba(11,59,46,.24);
  }
  .side-nav.is-open{transform:translateX(0)}
  .drawer-close{display:flex}
  .section{padding:64px 0}
  .section-tight{padding-top:48px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .check-grid{grid-template-columns:repeat(2,1fr)}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid > div:first-child{grid-column:1 / -1}
  .site-footer{margin-top:72px}
}
@media (max-width:639px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-head h2{font-size:24px}
  .page-hero{min-height:0;border-radius:16px}
  .page-hero-inner{padding:30px 22px 32px}
  .hero-actions .btn{width:100%}
  .stat-grid{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:18px 16px}
  .stat-num{font-size:26px}
  .check-grid{grid-template-columns:1fr}
  .step-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px;border-radius:16px}
  .cta-band h2{font-size:21px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .faq-q{font-size:16px;padding:18px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category2 */
:root{
  --green:#0B3B2E;
  --green-soft:#12503D;
  --orange:#FF6A2B;
  --orange-dark:#E8551A;
  --lime:#C6F24E;
  --bg:#F7F8F5;
  --card:#FFFFFF;
  --text:#12181A;
  --muted:#5A6560;
  --line:#E3E7E1;
  --on-dark:#F2F5F1;
  --on-dark-muted:#A8B5AE;
  --radius:16px;
  --radius-sm:12px;
  --shadow-1:0 1px 2px rgba(11,59,46,.05);
  --shadow-2:0 10px 28px rgba(11,59,46,.10);
  --nav-w:248px;
  --ease:220ms ease-out;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{list-style:none;padding:0;}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px;}

/* ============ 布局骨架 ============ */
.page-wrap{
  margin-left:var(--nav-w);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

/* ============ 左侧固定导航 ============ */
.side-nav{
  position:fixed;
  left:0;top:0;bottom:0;
  width:var(--nav-w);
  background:var(--green);
  display:flex;
  flex-direction:column;
  padding:26px 20px 22px;
  overflow-y:auto;
  z-index:60;
}
.side-nav::-webkit-scrollbar{width:6px;}
.side-nav::-webkit-scrollbar-thumb{background:rgba(242,245,241,.18);border-radius:3px;}

.side-brand{padding-bottom:18px;border-bottom:1px solid rgba(242,245,241,.12);}
.logo-row{display:flex;gap:12px;align-items:center;}
.logo-mark{
  width:40px;height:40px;flex:0 0 40px;
  border-radius:12px;
  background:rgba(198,242,78,.12);
  display:flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:22px;height:22px;}
.brand-name{display:block;color:#fff;font-weight:700;font-size:16px;line-height:1.35;letter-spacing:.2px;}
.brand-sub{display:block;color:var(--on-dark-muted);font-size:12px;line-height:1.5;margin-top:3px;}

.side-menu{margin:18px 0 0;flex:1 1 auto;}
.side-menu li{border-bottom:1px solid rgba(242,245,241,.10);}
.side-link{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  height:48px;
  padding:0 12px 0 16px;
  color:#D7E0DA;
  font-size:15px;
  transition:background var(--ease),color var(--ease);
}
.side-link::before{
  content:"";
  position:absolute;left:0;top:50%;
  transform:translateY(-50%) scaleY(0);
  width:3px;height:22px;
  background:var(--orange);
  border-radius:2px;
  transition:transform var(--ease);
}
.side-link:hover{background:rgba(242,245,241,.06);color:#fff;}
.side-link.is-active{color:#fff;font-weight:600;background:rgba(242,245,241,.06);}
.side-link.is-active::before{transform:translateY(-50%) scaleY(1);}
.side-link .dot{
  width:6px;height:6px;border-radius:50%;
  background:rgba(198,242,78,.55);
  opacity:0;
  transition:opacity var(--ease);
}
.side-link:hover .dot,.side-link.is-active .dot{opacity:1;}

.side-foot{padding-top:18px;border-top:1px solid rgba(242,245,241,.12);margin-top:18px;}
.side-note{color:var(--on-dark-muted);font-size:12px;line-height:1.7;margin-top:12px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border-radius:10px;
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--orange);color:#fff;}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-1px);}
.btn-primary:active{transform:none;}
.btn-ghost{background:transparent;color:var(--green);border:1.5px solid var(--green);}
.btn-ghost:hover{background:rgba(11,59,46,.08);}
.btn-on-dark{color:var(--on-dark);border-color:rgba(242,245,241,.45);background:transparent;}
.btn-on-dark:hover{background:rgba(242,245,241,.12);border-color:var(--lime);color:#fff;}
.btn-block{width:100%;}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--green);font-size:14px;font-weight:600;
  border-bottom:2px solid var(--lime);
  padding-bottom:2px;
  transition:border-color var(--ease),color var(--ease);
}
.btn-link:hover{border-color:var(--orange);color:var(--orange-dark);}

/* ============ 移动端顶栏与抽屉 ============ */
.mobile-bar{display:none;}
.burger{
  width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line);background:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  cursor:pointer;
}
.burger span{display:block;width:18px;height:2px;background:var(--green);border-radius:2px;margin:2.5px 0;}
.m-logo{display:flex;align-items:center;gap:10px;}
.logo-mark-sm{
  width:32px;height:32px;flex:0 0 32px;border-radius:9px;
  background:rgba(11,59,46,.07);
  display:flex;align-items:center;justify-content:center;
}
.logo-mark-sm svg{width:18px;height:18px;}
.m-brand{font-size:15px;font-weight:700;color:var(--green);}

.drawer{
  position:fixed;top:0;right:0;
  width:78%;max-width:340px;height:100%;
  background:var(--green);
  padding:20px;
  display:flex;flex-direction:column;
  overflow-y:auto;
  transform:translateX(102%);
  transition:transform 260ms ease;
  z-index:90;
}
.drawer.is-open{transform:translateX(0);}
.drawer-close{
  width:44px;height:44px;border-radius:10px;
  border:1px solid rgba(242,245,241,.2);
  background:transparent;color:#fff;
  display:flex;align-items:center;justify-content:center;
  align-self:flex-end;
  cursor:pointer;
}
.drawer .side-menu{margin-top:18px;}
.drawer .side-link{height:56px;}
.drawer .drawer-cta{margin-top:auto;padding-top:22px;}
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(11,59,46,.45);
  opacity:0;visibility:hidden;
  transition:opacity 260ms ease,visibility 260ms ease;
  z-index:85;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ============ 面包屑与页头 ============ */
.breadcrumb{
  padding-top:34px;
  display:flex;flex-wrap:wrap;align-items:center;gap:9px;
  font-size:13px;color:var(--muted);
}
.breadcrumb a{transition:color var(--ease);}
.breadcrumb a:hover{color:var(--orange-dark);}
.breadcrumb .sep{color:#B9C2BB;}

.eyebrow{
  display:inline-block;
  margin-top:26px;
  height:26px;line-height:26px;
  padding:0 12px;
  border-radius:999px;
  background:rgba(198,242,78,.18);
  color:var(--green);
  font-size:12px;font-weight:600;letter-spacing:.4px;
}
h1{
  margin-top:16px;
  font-size:44px;
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.5px;
  color:var(--green);
  max-width:900px;
}
.lead{
  margin-top:16px;
  font-size:17px;
  line-height:1.85;
  color:var(--muted);
  max-width:800px;
}
.page-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}

/* KPI 数据条 */
.kpi-row{
  margin-top:36px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.kpi{padding:22px 24px;border-right:1px solid var(--line);}
.kpi:last-child{border-right:none;}
.kpi-num{
  font-size:30px;font-weight:800;color:var(--green);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
  letter-spacing:.5px;
}
.kpi-num::after{
  content:"";
  display:block;
  width:26px;height:3px;margin-top:10px;
  border-radius:2px;
  background:var(--lime);
}
.kpi-label{font-size:13px;color:var(--muted);margin-top:10px;line-height:1.6;}

/* ============ 板块 ============ */
.section{padding-top:92px;}
.section-head{max-width:780px;}
.badge{
  display:inline-block;
  height:24px;line-height:24px;
  padding:0 10px;
  border-radius:999px;
  background:rgba(198,242,78,.18);
  color:var(--green);
  font-size:12px;font-weight:600;
}
.sec-title{
  margin-top:14px;
  font-size:32px;
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.3px;
  color:var(--green);
}
.sec-desc{margin-top:14px;font-size:16px;color:var(--muted);max-width:760px;}
.para{margin-top:18px;font-size:16px;line-height:1.9;color:var(--text);}

/* ============ 时间线 ============ */
.timeline{margin-top:46px;position:relative;}
.timeline::before{
  content:"";
  position:absolute;left:19px;top:10px;bottom:10px;
  width:2px;
  background:linear-gradient(180deg,rgba(11,59,46,.20),rgba(11,59,46,.06));
}
.tl-item{position:relative;padding-left:64px;padding-bottom:26px;}
.tl-item:last-child{padding-bottom:0;}
.tl-node{
  position:absolute;left:6px;top:8px;
  width:28px;height:28px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--green);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:700;
  color:var(--green);
  font-variant-numeric:tabular-nums;
  z-index:1;
}
.tl-item.is-first .tl-node{background:var(--green);color:var(--lime);}
.tl-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px 26px;
  box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tl-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-2);
  border-color:rgba(255,106,43,.4);
}
.tl-title{font-size:20px;font-weight:600;color:var(--green);line-height:1.5;}
.tl-sum{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.8;max-width:820px;}
.tl-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  margin-top:16px;
  font-size:13px;color:var(--muted);
}
.tl-meta .num{font-variant-numeric:tabular-nums;font-weight:700;color:var(--green);}
.tl-meta .meta-sep{color:#C6CEC7;}
.tl-link{margin-top:16px;}

/* ============ 图文区块 ============ */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:52px;
  align-items:center;
  margin-top:44px;
}
.media{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  background:#fff;
  box-shadow:var(--shadow-1);
}
.media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.media figcaption{
  padding:12px 16px;
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
  border-top:1px solid var(--line);
}
.check-list{margin-top:24px;}
.check-list li{
  position:relative;
  padding-left:26px;
  margin-bottom:12px;
  font-size:15px;
  line-height:1.8;
  color:var(--text);
}
.check-list li::before{
  content:"";
  position:absolute;left:0;top:12px;
  width:8px;height:8px;border-radius:2px;
  background:var(--lime);
}

/* ============ 深色注意条 ============ */
.note-band{
  background:var(--green);
  border-radius:var(--radius);
  padding:44px;
  position:relative;
  overflow:hidden;
}
.note-band::after{
  content:"";
  position:absolute;right:-70px;top:-80px;
  width:260px;height:260px;
  border:1px solid rgba(198,242,78,.22);
  border-radius:50%;
  pointer-events:none;
}
.band-title{font-size:28px;line-height:1.35;font-weight:700;color:#fff;letter-spacing:-.2px;}
.band-desc{margin-top:12px;font-size:15px;color:var(--on-dark-muted);max-width:720px;}
.note-grid{
  margin-top:30px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  position:relative;
  z-index:1;
}
.note-num{
  font-size:13px;font-weight:700;letter-spacing:1.5px;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.note-t{margin-top:10px;font-size:16px;font-weight:600;color:#fff;}
.note-d{margin-top:8px;font-size:14px;line-height:1.75;color:var(--on-dark-muted);}

/* ============ 横向卡片 ============ */
.h-grid{margin-top:36px;display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.h-card{
  display:grid;
  grid-template-columns:180px 1fr;
  gap:22px;
  align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.h-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-2);
  border-color:rgba(255,106,43,.4);
}
.h-card .thumb{display:block;border-radius:var(--radius-sm);overflow:hidden;}
.h-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.h-body strong{display:block;font-size:18px;font-weight:600;color:var(--green);line-height:1.5;}
.h-body span{display:block;margin-top:8px;font-size:14px;line-height:1.75;color:var(--muted);}
.h-body em{
  display:inline-block;
  margin-top:10px;
  font-style:normal;
  font-size:13px;font-weight:600;
  color:var(--orange-dark);
}

/* ============ FAQ ============ */
.faq{margin-top:36px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;
  background:transparent;border:0;
  text-align:left;
  font-size:20px;font-weight:600;
  color:var(--green);
  cursor:pointer;
  transition:background var(--ease);
}
.faq-q:hover{background:rgba(11,59,46,.04);}
.faq-arrow{flex:0 0 auto;width:22px;height:22px;color:var(--orange);transition:transform var(--ease);}
.faq-item.is-open .faq-arrow{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms ease;}
.faq-a p{padding:0 4px 22px;font-size:15px;line-height:1.85;color:var(--muted);max-width:840px;}

/* ============ CTA ============ */
.cta-band{
  background:var(--green);
  border-radius:var(--radius);
  padding:44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;right:-90px;bottom:-120px;
  width:280px;height:280px;
  border:1px solid rgba(198,242,78,.22);
  border-radius:50%;
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;}
.cta-copy h2{font-size:28px;line-height:1.35;font-weight:700;color:#fff;letter-spacing:-.2px;}
.cta-copy p{margin-top:12px;font-size:15px;color:var(--on-dark-muted);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:92px;
  background:var(--green);
  color:var(--on-dark);
  padding:64px 0 28px;
  font-size:13px;
  line-height:1.8;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:44px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand strong{font-size:16px;font-weight:700;color:#fff;}
.site-footer p{color:var(--on-dark-muted);max-width:460px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.3px;}
.footer-col li{margin-bottom:9px;}
.footer-col a{
  color:var(--on-dark-muted);
  transition:color var(--ease),border-color var(--ease);
  border-bottom:1px solid transparent;
  padding-bottom:1px;
}
.footer-col a:hover{color:var(--lime);border-bottom-color:var(--lime);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(242,245,241,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  color:var(--on-dark-muted);
  font-size:13px;
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .side-nav{display:none;}
  .page-wrap{margin-left:0;padding-top:60px;}
  .mobile-bar{
    display:flex;align-items:center;justify-content:space-between;
    position:fixed;top:0;left:0;right:0;
    height:60px;padding:0 20px;
    background:#fff;
    border-bottom:1px solid var(--line);
    z-index:70;
  }
  .container{padding:0 28px;}
  .section{padding-top:68px;}
  h1{font-size:34px;max-width:100%;}
  .sec-title{font-size:27px;}
  .split{grid-template-columns:1fr;gap:30px;}
  .note-grid{grid-template-columns:repeat(2,1fr);}
  .h-grid{grid-template-columns:1fr;}
  .kpi-row{grid-template-columns:repeat(2,1fr);}
  .kpi{border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
  .kpi:nth-child(2n){border-right:none;}
  .kpi:nth-child(n+3){border-bottom:none;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:38px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .site-footer{margin-top:68px;}
}

@media (max-width:640px){
  .container{padding:0 20px;}
  .section{padding-top:56px;}
  h1{font-size:28px;line-height:1.35;letter-spacing:-.2px;}
  .sec-title{font-size:23px;}
  .lead{font-size:16px;}
  .page-actions .btn{width:100%;}
  .kpi-row{grid-template-columns:1fr;}
  .kpi-row .kpi{border-right:none;border-bottom:1px solid var(--line);}
  .kpi-row .kpi:last-child{border-bottom:none;}
  .tl-item{padding-left:52px;}
  .timeline::before{left:15px;}
  .tl-node{left:2px;width:26px;height:26px;}
  .tl-card{padding:20px 18px;}
  .tl-title{font-size:18px;}
  .note-band{padding:28px 22px;}
  .band-title{font-size:22px;}
  .note-grid{grid-template-columns:1fr;gap:20px;}
  .h-card{grid-template-columns:1fr;gap:16px;padding:16px;}
  .faq-q{font-size:17px;padding:18px 2px;}
  .cta-band{padding:28px 22px;}
  .cta-copy h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .site-footer{margin-top:56px;padding:48px 0 24px;}
}