/* roulang page: index */
:root{
  --pitch-900:#0B3D2E;
  --pitch-700:#12624A;
  --pitch-50:#EAF3EF;
  --flame-500:#FF5A1F;
  --signal-400:#F5D547;
  --paper:#F6F4EF;
  --surface:#FFFFFF;
  --hairline:#E4E0D6;
  --ink-900:#141A17;
  --ink-600:#5A6560;
  --ink-400:#8A938E;
  --shadow-sm:0 1px 2px rgba(20,26,23,.04);
  --shadow-md:0 6px 16px rgba(20,26,23,.07);
  --shadow-lg:0 14px 32px rgba(20,26,23,.11);
  --radius-card:16px;
  --radius-btn:10px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:.01em;color:var(--ink-900)}
p{margin:0 0 1.25em}
p:last-child{margin-bottom:0}
a{color:var(--pitch-700);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--flame-500)}
img{display:block;max-width:100%;height:auto}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--pitch-700);outline-offset:2px}
.container-x{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:80px 0}
.section-tight{padding:56px 0}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ============ 布局骨架 ============ */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:280px;
  background:var(--surface);border-right:1px solid var(--hairline);
  display:flex;flex-direction:column;z-index:80;
  transform:translateX(-100%);transition:transform .28s ease;
}
.sidebar.open{transform:translateX(0);box-shadow:var(--shadow-lg)}
.main{margin-left:0;min-height:100vh}
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,26,23,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease;z-index:70;
}
.drawer-mask.show{opacity:1;visibility:visible}

/* ============ 顶部栏（移动） ============ */
.topbar{
  position:sticky;top:0;z-index:60;height:64px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 20px;background:var(--surface);border-bottom:1px solid var(--hairline);
}
.topbar .brand-mini{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;color:var(--pitch-900)}
.menu-btn{
  width:42px;height:42px;border-radius:10px;border:1px solid var(--hairline);
  background:var(--surface);color:var(--pitch-900);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;
  transition:background .2s ease,border-color .2s ease;
}
.menu-btn:hover{background:var(--pitch-50);border-color:var(--pitch-700)}

/* ============ 侧栏内容 ============ */
.brand{
  display:flex;align-items:center;gap:12px;
  padding:22px 20px;border-bottom:1px solid var(--hairline);
}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;
  background:var(--pitch-900);color:var(--signal-400);
  display:flex;align-items:center;justify-content:center;font-size:19px;
  box-shadow:var(--shadow-sm);
}
.brand-text{display:flex;flex-direction:column;min-width:0}
.brand-name{font-size:16px;font-weight:700;color:var(--pitch-900);line-height:1.35;white-space:nowrap}
.brand-sub{font-size:12px;color:var(--ink-400);line-height:1.5;white-space:nowrap}
.nav-list{list-style:none;margin:0;padding:16px 12px;display:flex;flex-direction:column;gap:6px;flex:1;overflow-y:auto}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:12px 16px;border-radius:10px;color:var(--ink-600);
  font-size:15px;font-weight:500;transition:background .18s ease,color .18s ease;
}
.nav-item i{width:20px;text-align:center;font-size:15px;flex:0 0 20px}
.nav-item:hover{background:var(--hairline);color:var(--pitch-900)}
.nav-item.active{background:var(--pitch-50);color:var(--pitch-900);font-weight:700}
.nav-item.active::after{
  content:"";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:3px;background:var(--flame-500);
}
.nav-foot{padding:16px 20px 22px;border-top:1px solid var(--hairline)}
.side-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:48px;border-radius:var(--radius-btn);background:var(--flame-500);color:#fff;
  font-size:15px;font-weight:600;transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.side-cta:hover{background:#e94f16;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.side-cta:active{transform:none;box-shadow:none}
.side-note{font-size:12px;color:var(--ink-400);margin-top:12px;line-height:1.6}

@media (min-width:1024px){
  .topbar{display:none}
  .drawer-mask{display:none}
  .sidebar{width:76px;transform:none;transition:none}
  .main{margin-left:76px}
  .brand{justify-content:center;padding:20px 0}
  .brand-text,.nav-label,.side-cta span,.side-note{display:none}
  .nav-list{padding:14px 10px}
  .nav-item{justify-content:center;padding:13px 0}
  .nav-item.active::after{right:4px}
  .nav-foot{padding:14px 10px 18px}
  .side-cta{height:46px}
}
@media (min-width:1280px){
  .sidebar{width:240px}
  .main{margin-left:240px}
  .brand{justify-content:flex-start;padding:22px 20px}
  .brand-text,.nav-label,.side-cta span,.side-note{display:block}
  .nav-list{padding:16px 12px}
  .nav-item{justify-content:flex-start;padding:12px 16px}
  .nav-foot{padding:16px 20px 22px}
}

/* ============ 通用组件 ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--pitch-50);color:var(--pitch-700);
  font-size:12px;font-weight:700;letter-spacing:.04em;
  padding:6px 14px;border-radius:999px;
}
.eyebrow.on-dark{background:rgba(255,255,255,.12);color:#D9EFE5}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-md{height:42px;padding:0 22px;font-size:15px}
.btn-sm{height:34px;padding:0 16px;font-size:14px;border-radius:8px}
.btn-primary{background:var(--flame-500);color:#fff}
.btn-primary:hover{background:#e94f16;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-ghost{border-color:var(--pitch-900);color:var(--pitch-900);background:transparent}
.btn-ghost:hover{background:var(--pitch-50);color:var(--pitch-900)}
.btn-light{background:#fff;color:var(--pitch-900)}
.btn-light:hover{background:var(--pitch-50);color:var(--pitch-900);transform:translateY(-1px)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--pitch-50);color:var(--pitch-700);
  font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;
}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;
  color:var(--pitch-700);position:relative;
}
.text-link::after{
  content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;
  background:var(--flame-500);transition:width .22s ease;
}
.text-link:hover::after{width:100%}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:40px;flex-wrap:wrap;
}
.section-head h2{font-size:30px;margin-top:14px}
.section-head .lead{color:var(--ink-600);font-size:16px;margin-top:10px;max-width:620px}

/* ============ Hero ============ */
.hero{
  position:relative;padding:76px 0 64px;
  background:
    linear-gradient(rgba(11,61,46,.04) 1px,transparent 1px) 0 0/100% 32px,
    linear-gradient(90deg,rgba(11,61,46,.04) 1px,transparent 1px) 0 0/32px 100%,
    var(--paper);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:42px;font-weight:700;margin:20px 0 0}
.hero-sub{font-size:18px;color:var(--ink-600);margin:20px 0 0;max-width:520px;line-height:1.85}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.trust-bar{
  display:flex;align-items:center;gap:0;margin-top:40px;
  border-top:1px solid var(--hairline);padding-top:22px;flex-wrap:wrap;
}
.trust-item{
  display:flex;align-items:center;gap:9px;font-size:14px;color:var(--ink-600);
  padding:0 22px;border-right:1px solid var(--hairline);
}
.trust-item:first-child{padding-left:0}
.trust-item:last-child{border-right:none}
.trust-item i{color:var(--pitch-700);font-size:14px}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:20px;
  box-shadow:var(--shadow-lg);
}
.hero-media::before{
  content:"";position:absolute;inset:auto -14px -14px auto;
  width:120px;height:120px;border-radius:16px;background:var(--signal-400);opacity:.5;z-index:-1;
}
.hero-panel{
  position:absolute;left:-24px;bottom:24px;background:var(--surface);
  border:1px solid var(--hairline);border-radius:16px;box-shadow:var(--shadow-lg);
  padding:18px 20px;min-width:200px;
}
.hero-panel .num{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--pitch-900);line-height:1.2}
.hero-panel .cap{font-size:13px;color:var(--ink-600);margin-top:2px}

/* ============ 痛点 ============ */
.pain-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:56px;align-items:start}
.pain-item{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--hairline)}
.pain-item:first-child{padding-top:0}
.pain-item:last-child{border-bottom:none;padding-bottom:0}
.pain-num{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--flame-500);padding-top:5px;letter-spacing:.06em}
.pain-item h3{font-size:18px;margin-bottom:6px}
.pain-item p{color:var(--ink-600);font-size:16px;margin:0}
.pain-media{position:sticky;top:32px}
.pain-media img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--radius-card);box-shadow:var(--shadow-md)}
.pain-media .cap{font-size:13px;color:var(--ink-400);margin-top:12px;text-align:center}

/* ============ 方案条带 ============ */
.solution-row{
  display:grid;grid-template-columns:1fr 1fr;align-items:stretch;
  background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);margin-bottom:28px;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.solution-row:hover{box-shadow:var(--shadow-lg);border-color:rgba(18,98,74,.3)}
.solution-row:last-child{margin-bottom:0}
.solution-media{min-height:230px}
.solution-media img{width:100%;height:100%;object-fit:cover}
.solution-body{padding:34px 38px;position:relative}
.solution-idx{
  font-family:var(--mono);font-size:38px;font-weight:700;line-height:1;
  color:var(--pitch-50);position:absolute;top:26px;right:34px;
}
.solution-body h3{font-size:20px;margin-bottom:10px;position:relative}
.solution-body p{color:var(--ink-600);font-size:16px;margin:0;max-width:420px}
.solution-body .tagline{
  display:inline-block;font-size:12px;font-weight:700;color:var(--pitch-700);
  background:var(--pitch-50);border-radius:999px;padding:4px 12px;margin-bottom:14px;
}
.solution-row.reverse .solution-media{order:2}
.solution-row.reverse .solution-body{order:1}

/* ============ 数据深色带 ============ */
.metrics-band{
  background:var(--pitch-900);border-radius:22px;padding:56px;
  display:grid;grid-template-columns:1.55fr 1fr;gap:48px;align-items:center;
  color:#fff;position:relative;overflow:hidden;
}
.metrics-band::before{
  content:"";position:absolute;top:-60px;left:-40px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.04);
}
.metrics-band h2{color:#fff;font-size:28px;margin-bottom:8px}
.metrics-band .band-lead{color:rgba(255,255,255,.72);font-size:16px;margin:0}
.metrics-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px;margin-top:34px;position:relative}
.metric .num{
  font-family:var(--mono);font-size:42px;font-weight:700;color:var(--signal-400);
  line-height:1.1;letter-spacing:-.01em;
}
.metric .unit{font-size:18px;color:var(--signal-400);margin-left:4px}
.metric .cap{font-size:14px;color:rgba(255,255,255,.72);margin-top:6px}
.metrics-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
}

/* ============ 证言 ============ */
.testi-scroll{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 18px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.testi-scroll::-webkit-scrollbar{height:6px}
.testi-scroll::-webkit-scrollbar-thumb{background:var(--hairline);border-radius:999px}
.testi-card{
  flex:0 0 auto;width:360px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-sm);transition:box-shadow .25s ease,border-color .25s ease;
}
.testi-card:hover{box-shadow:var(--shadow-lg);border-color:rgba(18,98,74,.3)}
.testi-card .quote-mark{
  font-family:Georgia,serif;font-size:44px;line-height:1;color:var(--pitch-50);
  display:block;margin-bottom:6px;
}
.testi-card .quote{font-size:16px;color:var(--ink-900);min-height:96px;margin:0}
.testi-card .divider{height:1px;background:var(--hairline);margin:20px 0 14px}
.testi-card .who{font-size:14px;font-weight:700;color:var(--pitch-900)}
.testi-card .role{font-size:13px;color:var(--ink-400);margin-top:2px}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.news-card{
  display:flex;gap:0;background:var(--surface);border:1px solid var(--hairline);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease,border-color .25s ease,transform .25s ease;
  color:inherit;
}
.news-card:hover{box-shadow:var(--shadow-lg);border-color:rgba(18,98,74,.3);transform:translateY(-2px);color:inherit}
.news-bar{width:3px;background:var(--pitch-900);flex:0 0 3px;transition:background .25s ease}
.news-card:hover .news-bar{background:var(--flame-500)}
.news-body{padding:22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;min-width:0}
.news-title{
  font-size:18px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-summary{
  color:var(--ink-600);font-size:15px;line-height:1.75;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:8px}
.news-time{font-family:var(--mono);font-size:12px;color:var(--ink-400)}
.news-arrow{margin-left:auto;color:var(--pitch-700);font-size:14px;transition:transform .25s ease}
.news-card:hover .news-arrow{transform:translateX(4px);color:var(--flame-500)}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:var(--surface);border:1px dashed var(--hairline);border-radius:var(--radius-card);
  padding:64px 24px;color:var(--ink-600);font-size:14px;text-align:center;
}
.empty-state i{font-size:26px;color:var(--ink-400)}
.empty-state .hint{font-size:13px;color:var(--ink-400)}

/* ============ FAQ ============ */
.faq-list{max-width:900px}
.faq-item{
  background:var(--surface);border:1px solid var(--hairline);border-radius:14px;
  margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(18,98,74,.3);box-shadow:var(--shadow-sm)}
.faq-item[open]{box-shadow:var(--shadow-md)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  font-size:17px;font-weight:600;color:var(--ink-900);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-family:var(--mono);font-size:20px;color:var(--pitch-700);
  flex:0 0 auto;transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"–"}
.faq-answer{
  margin:0 24px 22px;padding:0 0 0 18px;border-left:3px solid var(--flame-500);
  color:var(--ink-600);font-size:16px;line-height:1.85;
}

/* ============ 底部 CTA ============ */
.cta-band{background:var(--pitch-900);border-radius:22px;padding:64px 40px;text-align:center;color:#fff}
.cta-band h2{color:#fff;font-size:30px}
.cta-band p{color:rgba(255,255,255,.74);margin:16px auto 30px;max-width:560px;font-size:16px}

/* ============ 页脚 ============ */
.site-footer{background:var(--surface);border-top:1px solid var(--hairline);margin-top:80px}
.footer-main{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;
  padding:60px 0 44px;
}
.footer-brand .brand{display:flex;align-items:center;gap:12px;padding:0;border:none}
.footer-brand p{color:var(--ink-600);font-size:14px;margin:18px 0 0;max-width:320px;line-height:1.8}
.footer-col h4{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:16px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--ink-600)}
.footer-col a:hover{color:var(--flame-500)}
.subscribe{margin-top:22px}
.subscribe label{display:block;font-size:13px;color:var(--ink-600);margin-bottom:8px}
.subscribe-row{display:flex;gap:10px}
.subscribe input{
  flex:1;min-width:0;height:42px;padding:0 14px;border-radius:10px;
  border:1px solid var(--hairline);background:var(--paper);color:var(--ink-900);font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe input:focus{outline:none;border-color:var(--pitch-700);box-shadow:0 0 0 2px rgba(18,98,74,.25)}
.subscribe .form-msg{font-size:12px;margin-top:8px;color:var(--pitch-700);min-height:16px}
.footer-bottom{
  border-top:1px solid var(--hairline);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-400);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero h1{font-size:36px}
}
@media (max-width:1023px){
  .hero{padding:56px 0 48px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-panel{left:16px;bottom:16px}
}
@media (max-width:900px){
  .pain-grid{grid-template-columns:1fr;gap:36px}
  .pain-media{position:static}
  .pain-media img{aspect-ratio:16/9}
  .metrics-band{grid-template-columns:1fr;padding:40px 28px;gap:32px}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container-x{padding:0 20px}
  .section{padding:52px 0}
  .hero h1{font-size:28px}
  .hero-sub{font-size:16px}
  .section-head h2{font-size:22px}
  .solution-row{grid-template-columns:1fr}
  .solution-row.reverse .solution-media{order:1}
  .solution-row.reverse .solution-body{order:2}
  .solution-media{min-height:190px}
  .solution-body{padding:26px 22px}
  .solution-idx{font-size:30px;top:18px;right:22px}
  .metrics-band h2{font-size:22px}
  .metric .num{font-size:34px}
  .metrics-grid{gap:24px}
  .news-grid{grid-template-columns:1fr}
  .testi-card{width:290px;padding:22px}
  .testi-card .quote{min-height:0}
  .cta-band{padding:44px 22px}
  .cta-band h2{font-size:22px}
  .footer-main{grid-template-columns:1fr;padding:44px 0 30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .trust-item{padding:0 14px;font-size:13px}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn{width:100%}
  .trust-bar{gap:10px;flex-direction:column;align-items:flex-start}
  .trust-item{border-right:none;padding:0}
  .subscribe-row{flex-direction:column}
  .subscribe .btn{width:100%}
}

/* roulang page: article */
:root{
  --pitch-900:#0B3D2E; --pitch-700:#12624A; --pitch-50:#EAF3EF;
  --flame-500:#FF5A1F; --signal-400:#F5D547;
  --paper:#F6F4EF; --surface:#FFFFFF; --hairline:#E4E0D6;
  --ink-900:#141A17; --ink-600:#5A6560; --ink-400:#8A938E;
  --radius-card:16px; --radius-btn:10px; --radius-img:12px;
  --shadow-sm:0 1px 2px rgba(20,26,23,.04);
  --shadow-md:0 6px 16px rgba(20,26,23,.07);
  --shadow-lg:0 14px 32px rgba(20,26,23,.11);
  --sidebar-w:240px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--paper); color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:17px; line-height:1.85; letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
h1,h2,h3,h4{line-height:1.3; letter-spacing:.01em; margin:0}
p{margin:0}
ul,ol{margin:0; padding:0; list-style:none}
button,input{font:inherit}
:focus-visible{outline:2px solid var(--pitch-700); outline-offset:2px; border-radius:4px}
.num{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-variant-numeric:tabular-nums}

/* ============ 容器 ============ */
.container-x{max-width:1200px; margin:0 auto; padding:0 28px; width:100%}
.page-shell{display:flex; min-height:100vh}

/* ============ 顶部栏（移动端） ============ */
.topbar{
  position:sticky; top:0; z-index:80; height:64px;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 18px; background:var(--surface);
  border-bottom:1px solid var(--hairline);
}
.brand-mini{display:flex; align-items:center; gap:10px; font-weight:700; font-size:16px; color:var(--pitch-900)}
.menu-btn{
  width:42px; height:42px; border-radius:10px; border:1px solid var(--hairline);
  background:var(--surface); color:var(--pitch-900); cursor:pointer; font-size:16px;
  display:inline-flex; align-items:center; justify-content:center; transition:.18s;
}
.menu-btn:hover{background:var(--pitch-50); border-color:var(--pitch-700)}
.menu-btn:active{transform:translateY(1px)}

/* ============ 侧栏 ============ */
.brand-mark{
  width:36px; height:36px; flex:0 0 36px; border-radius:10px;
  background:var(--pitch-900); color:#fff; display:inline-flex;
  align-items:center; justify-content:center; font-size:15px;
}
.brand-text{display:flex; flex-direction:column; line-height:1.25}
.brand-name{font-weight:700; font-size:15px; color:var(--pitch-900)}
.brand-sub{font-size:12px; color:var(--ink-400)}

.sidebar{
  position:fixed; top:0; left:0; bottom:0; width:280px; z-index:90;
  background:var(--surface); border-right:1px solid var(--hairline);
  display:flex; flex-direction:column; padding:22px 16px;
  transform:translateX(-100%); transition:transform .24s ease;
}
.sidebar.open{transform:translateX(0)}
.sidebar-head{padding:0 6px 18px; border-bottom:1px solid var(--hairline)}
.sidebar-head .brand{display:flex; align-items:center; gap:10px}
.sidebar-nav{display:flex; flex-direction:column; gap:4px; margin-top:16px; flex:1}
.nav-item{
  position:relative; display:flex; align-items:center; gap:12px;
  padding:11px 14px; border-radius:10px; color:var(--ink-600);
  font-size:15px; transition:background .18s, color .18s;
}
.nav-ico{width:22px; text-align:center; font-size:15px; flex:0 0 22px}
.nav-item:hover{background:var(--hairline); color:var(--pitch-900)}
.nav-item.is-active{background:var(--pitch-50); color:var(--pitch-900); font-weight:600}
.nav-item.is-active::after{
  content:''; position:absolute; right:6px; top:50%; transform:translateY(-50%);
  width:3px; height:20px; border-radius:2px; background:var(--flame-500);
}
.sidebar-foot{padding-top:16px; border-top:1px solid var(--hairline)}
.sidebar-cta{width:100%; justify-content:center}
.overlay{
  position:fixed; inset:0; background:rgba(20,26,23,.45); z-index:85;
  opacity:0; visibility:hidden; transition:.22s;
}
.overlay.show{opacity:1; visibility:visible}

/* ============ 主内容区 ============ */
.main-wrap{flex:1; min-width:0; padding-bottom:0}
main{display:block}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  border-radius:var(--radius-btn); border:1px solid transparent;
  font-weight:600; cursor:pointer; transition:all .2s ease; white-space:nowrap;
}
.btn-lg{height:48px; padding:0 24px; font-size:16px}
.btn-md{height:42px; padding:0 20px; font-size:15px}
.btn-sm{height:34px; padding:0 14px; font-size:13px}
.btn-primary{background:var(--flame-500); color:#fff; box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:#E94E15; transform:translateY(-1px); box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(0); box-shadow:var(--shadow-sm)}
.btn-ghost{background:transparent; border-color:var(--pitch-900); color:var(--pitch-900)}
.btn-ghost:hover{background:var(--pitch-50)}
.btn-lite{background:var(--surface); border-color:var(--hairline); color:var(--pitch-900)}
.btn-lite:hover{border-color:var(--pitch-700); box-shadow:var(--shadow-sm)}
.link-arrow{
  color:var(--pitch-700); font-weight:600; display:inline-flex; align-items:center; gap:6px;
  border-bottom:1px solid transparent; transition:.2s;
}
.link-arrow:hover{color:var(--flame-500); border-bottom-color:var(--flame-500)}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex; align-items:center; gap:6px;
  background:var(--pitch-50); color:var(--pitch-700);
  font-size:12px; padding:4px 10px; border-radius:999px; font-weight:600;
}
.tag-line{display:flex; flex-wrap:wrap; gap:8px; align-items:center; font-size:14px; color:var(--ink-400)}

/* ============ 面包屑 ============ */
.crumbs{padding:26px 0 0; font-size:14px; color:var(--ink-600)}
.crumbs ol{display:flex; flex-wrap:wrap; align-items:center; gap:8px}
.crumbs li{display:inline-flex; align-items:center; gap:8px; max-width:100%}
.crumbs li+li::before{content:'/'; color:var(--ink-400)}
.crumbs a:hover{color:var(--pitch-700)}
.crumbs .now{color:var(--ink-400); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; max-width:52ch}

/* ============ 文章头部 ============ */
.article-head{padding:20px 0 30px; border-bottom:1px solid var(--hairline)}
.article-head h1{
  font-size:32px; font-weight:700; color:var(--pitch-900);
  max-width:900px; overflow-wrap:anywhere;
}
.post-meta{display:flex; flex-wrap:wrap; align-items:center; gap:14px; margin-top:16px; font-size:14px; color:var(--ink-400)}
.post-meta .dot{width:4px; height:4px; border-radius:50%; background:var(--hairline)}

/* ============ 正文布局 ============ */
.article-layout{display:grid; grid-template-columns:minmax(0,1fr); gap:48px; padding:40px 0 0}
.article-body{
  max-width:760px; font-size:17px; line-height:1.85; color:var(--ink-900);
  overflow-wrap:break-word;
}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.25em}
.article-body h2{font-size:26px; font-weight:700; position:relative; padding-left:16px; margin:2em 0 .6em; color:var(--pitch-900)}
.article-body h2::before{content:''; position:absolute; left:0; top:.32em; width:4px; height:.95em; border-radius:2px; background:var(--pitch-700)}
.article-body h3{font-size:20px; font-weight:700; margin:1.6em 0 .55em; color:var(--ink-900)}
.article-body h4{font-size:17px; font-weight:700; margin:1.4em 0 .5em}
.article-body ul{margin:0 0 1.25em; padding:0}
.article-body ul li{position:relative; padding-left:18px; margin-bottom:.6em}
.article-body ul li::before{content:''; position:absolute; left:0; top:.72em; width:6px; height:6px; border-radius:1px; background:var(--pitch-700)}
.article-body ol{margin:0 0 1.25em; counter-reset:item}
.article-body ol li{position:relative; padding-left:26px; margin-bottom:.6em; counter-increment:item}
.article-body ol li::before{
  content:counter(item); position:absolute; left:0; top:.28em;
  font-family:ui-monospace,monospace; font-size:12px; font-weight:700;
  color:var(--pitch-700); background:var(--pitch-50); border-radius:6px; padding:1px 5px;
}
.article-body blockquote{
  margin:1.5em 0; padding:20px; border-left:3px solid var(--pitch-700);
  background:var(--pitch-50); border-radius:0 12px 12px 0; color:var(--ink-600); font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-img); margin:1.5em 0 .6em; height:auto}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13px; color:var(--ink-400); text-align:center; margin-top:8px}
.article-body a{color:var(--pitch-700); text-decoration:underline; text-underline-offset:3px; transition:.2s}
.article-body a:hover{color:var(--flame-500)}
.article-body strong{color:var(--pitch-900)}
.article-body table{width:100%; border-collapse:collapse; margin:1.4em 0; font-size:15px}
.article-body th{background:var(--pitch-900); color:#fff; text-align:left; padding:10px 14px; font-weight:600}
.article-body td{padding:10px 14px; border-bottom:1px solid var(--hairline)}
.article-body hr{border:0; border-top:1px solid var(--hairline); margin:2em 0}

/* ============ 正文尾部 ============ */
.article-foot{margin-top:40px; padding-top:24px; border-top:1px solid var(--hairline); max-width:760px}
.foot-tags{display:flex; flex-wrap:wrap; gap:8px; align-items:center; margin-bottom:20px}
.foot-tags .label{font-size:13px; color:var(--ink-400); margin-right:4px}
.foot-nav{display:flex; flex-wrap:wrap; gap:12px}
.foot-nav a{
  display:inline-flex; align-items:center; gap:8px; font-size:14px; font-weight:600;
  color:var(--pitch-900); background:var(--surface); border:1px solid var(--hairline);
  border-radius:var(--radius-btn); padding:9px 16px; transition:.2s;
}
.foot-nav a:hover{border-color:var(--pitch-700); box-shadow:var(--shadow-sm); color:var(--pitch-700)}

/* ============ 空态 ============ */
.empty-state{
  max-width:760px; background:var(--surface); border:1px solid var(--hairline);
  border-radius:var(--radius-card); padding:56px 28px; text-align:center; box-shadow:var(--shadow-sm);
}
.empty-state .ico{
  width:56px; height:56px; margin:0 auto 18px; border-radius:16px;
  background:var(--pitch-50); color:var(--pitch-700); font-size:20px;
  display:flex; align-items:center; justify-content:center;
}
.empty-state h2{font-size:22px; color:var(--pitch-900); margin-bottom:10px}
.empty-state p{font-size:15px; color:var(--ink-600); margin-bottom:22px}

/* ============ 粘性侧栏 ============ */
.article-side{display:block}
.side-panel{
  background:var(--surface); border:1px solid var(--hairline);
  border-radius:var(--radius-card); padding:22px; box-shadow:var(--shadow-sm); margin-bottom:20px;
}
.side-panel h3{font-size:16px; color:var(--pitch-900); margin-bottom:14px; display:flex; align-items:center; gap:8px}
.side-list{display:flex; flex-direction:column; gap:2px}
.side-list a{
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  padding:10px 12px; border-radius:10px; font-size:14px; color:var(--ink-600); transition:.18s;
}
.side-list a i{color:var(--ink-400); font-size:12px}
.side-list a:hover{background:var(--pitch-50); color:var(--pitch-900)}
.side-note{font-size:13px; color:var(--ink-600); line-height:1.7}
.side-note strong{color:var(--pitch-900)}

/* ============ 相关推荐 ============ */
.related{padding:72px 0 0}
.sec-head{display:flex; align-items:flex-end; justify-content:space-between; gap:20px; margin-bottom:26px; flex-wrap:wrap}
.sec-head h2{font-size:28px; color:var(--pitch-900)}
.sec-head p{font-size:15px; color:var(--ink-600); margin-top:8px}
.rel-grid{display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:24px}
.rel-card{
  position:relative; background:var(--surface); border:1px solid var(--hairline);
  border-radius:var(--radius-card); padding:24px 24px 22px; box-shadow:var(--shadow-sm);
  transition:box-shadow .22s, border-color .22s, transform .22s; overflow:hidden;
}
.rel-card::before{content:''; position:absolute; left:0; top:22px; bottom:22px; width:3px; border-radius:0 2px 2px 0; background:var(--pitch-700)}
.rel-card:hover{box-shadow:var(--shadow-lg); border-color:rgba(18,98,74,.3); transform:translateY(-2px)}
.rel-card h3{font-size:18px; color:var(--ink-900); margin-bottom:10px; padding-left:14px}
.rel-card p{font-size:14px; color:var(--ink-600); margin-bottom:16px; padding-left:14px; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden}
.rel-meta{display:flex; align-items:center; gap:12px; padding-left:14px; font-size:13px; color:var(--ink-400)}

/* ============ CTA ============ */
.cta-band{
  margin-top:80px; background:var(--pitch-900); color:#fff;
  padding:64px 0; position:relative; overflow:hidden;
}
.cta-band::after{
  content:''; position:absolute; inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:48px 48px; pointer-events:none;
}
.cta-inner{position:relative; z-index:1; text-align:center; max-width:700px; margin:0 auto}
.cta-inner h2{font-size:30px; margin-bottom:14px}
.cta-inner p{font-size:16px; color:rgba(255,255,255,.78); margin-bottom:28px}
.cta-actions{display:flex; gap:14px; justify-content:center; flex-wrap:wrap}
.btn-onDark{background:transparent; border-color:rgba(255,255,255,.5); color:#fff}
.btn-onDark:hover{background:rgba(255,255,255,.12); border-color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:var(--surface); border-top:1px solid var(--hairline); margin-top:0}
.footer-main{display:grid; grid-template-columns:1.5fr 1fr 1fr 1fr; gap:40px; padding:56px 0 40px}
.footer-brand .brand{display:flex; align-items:center; gap:10px; margin-bottom:16px}
.footer-brand p{font-size:14px; color:var(--ink-600); line-height:1.8; margin-bottom:22px}
.subscribe label{display:block; font-size:14px; font-weight:600; color:var(--pitch-900); margin-bottom:10px}
.subscribe-row{display:flex; gap:10px; flex-wrap:wrap}
.subscribe input{
  flex:1 1 180px; height:42px; padding:0 14px; border-radius:10px;
  border:1px solid var(--hairline); background:var(--paper); color:var(--ink-900);
  transition:border-color .18s, box-shadow .18s;
}
.subscribe input:focus{outline:none; border-color:var(--pitch-700); box-shadow:0 0 0 2px var(--pitch-700)}
.subscribe input.error{border-color:var(--flame-500); box-shadow:0 0 0 2px rgba(255,90,31,.35)}
.form-msg{font-size:12px; margin-top:8px; min-height:18px; color:var(--ink-600)}
.form-msg.err{color:var(--flame-500)}
.footer-col h4{font-size:15px; color:var(--pitch-900); margin-bottom:16px}
.footer-col ul{display:flex; flex-direction:column; gap:10px}
.footer-col a{font-size:14px; color:var(--ink-600); transition:.18s}
.footer-col a:hover{color:var(--pitch-700); padding-left:3px}
.footer-bottom{
  border-top:1px solid var(--hairline); padding:18px 0;
  display:flex; justify-content:space-between; gap:14px; flex-wrap:wrap;
  font-size:13px; color:var(--ink-400);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .article-side{order:2}
}
@media (max-width:1023px){
  .sidebar{width:280px}
  .main-wrap{margin-left:0}
  .article-head h1{font-size:27px}
  .article-body{max-width:100%}
}
@media (max-width:900px){
  .rel-grid{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr 1fr; gap:32px}
}
@media (max-width:640px){
  body{font-size:16px}
  .container-x{padding:0 20px}
  .crumbs{padding-top:18px}
  .article-head h1{font-size:23px}
  .article-body h2{font-size:20px}
  .article-body h3{font-size:18px}
  .sec-head h2{font-size:22px}
  .cta-inner h2{font-size:22px}
  .cta-band{padding:48px 0; margin-top:56px}
  .related{padding-top:52px}
  .footer-main{grid-template-columns:1fr; gap:28px; padding:40px 0 28px}
  .footer-bottom{flex-direction:column; gap:6px}
  .sidebar{width:280px}
}
@media (min-width:1024px){
  .topbar{display:none}
  .overlay{display:none}
  .sidebar{transform:none; width:76px; padding:22px 12px}
  .main-wrap{margin-left:76px}
  .sidebar-head{text-align:center; padding:0 0 18px}
  .sidebar-head .brand{justify-content:center}
  .brand-text{display:none}
  .nav-item{justify-content:center; padding:11px 0}
  .nav-item.is-active::after{right:2px}
  .sidebar-cta{padding:0; width:44px; height:44px; margin:0 auto}
  .sidebar-cta span{display:none}
  .sidebar-nav .nav-label{
    position:absolute; left:calc(100% + 12px); top:50%; transform:translateY(-50%);
    background:var(--ink-900); color:#fff; font-size:12px; font-weight:500;
    padding:6px 10px; border-radius:8px; white-space:nowrap; opacity:0;
    pointer-events:none; transition:opacity .18s; z-index:95;
  }
  .sidebar-nav .nav-item:hover .nav-label{opacity:1}
}
@media (min-width:1280px){
  .sidebar{width:var(--sidebar-w); padding:22px 16px}
  .main-wrap{margin-left:var(--sidebar-w)}
  .sidebar-head{text-align:left; padding:0 6px 18px}
  .sidebar-head .brand{justify-content:flex-start}
  .brand-text{display:flex}
  .nav-item{justify-content:flex-start; padding:11px 14px}
  .nav-item.is-active::after{right:6px}
  .sidebar-cta{padding:0 20px; width:100%; height:42px}
  .sidebar-cta span{display:inline}
  .sidebar-nav .nav-label{
    position:static; transform:none; opacity:1; background:transparent; color:inherit;
    padding:0; border-radius:0; font-size:15px; font-weight:inherit; pointer-events:auto;
  }
  .article-layout{grid-template-columns:minmax(0,1fr) 260px; align-items:start}
  .article-side{position:sticky; top:32px}
}

/* roulang page: category1 */
:root{
  --pitch-900:#0B3D2E;
  --pitch-700:#12624A;
  --pitch-50:#EAF3EF;
  --flame-500:#FF5A1F;
  --flame-600:#E24C15;
  --signal-400:#F5D547;
  --paper:#F6F4EF;
  --surface:#FFFFFF;
  --hairline:#E4E0D6;
  --ink-900:#141A17;
  --ink-600:#5A6560;
  --ink-400:#8A938E;
  --shadow-sm:0 1px 2px rgba(20,26,23,.04);
  --shadow-md:0 6px 16px rgba(20,26,23,.07);
  --shadow-lg:0 14px 32px rgba(20,26,23,.11);
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:.01em;font-weight:700;}
p{margin:0 0 1.25em;}
ul,ol{margin:0 0 1.25em;padding-left:1.2em;}
li{margin-bottom:.6em;}
hr{border:0;border-top:1px solid var(--hairline);margin:0;}
:focus-visible{outline:2px solid var(--pitch-700);outline-offset:2px;border-radius:6px;}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;letter-spacing:0;}

.container-x{max-width:1200px;margin:0 auto;padding:0 32px;width:100%;}

/* ---------- 顶部移动栏 ---------- */
.topbar{
  display:none;
  position:sticky;top:0;z-index:60;
  height:64px;align-items:center;justify-content:space-between;
  padding:0 20px;background:var(--surface);
  border-bottom:1px solid var(--hairline);
}
.brand-mini{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--pitch-900);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;flex:0 0 auto;
}
.menu-btn{
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--hairline);background:var(--surface);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background .18s ease,border-color .18s ease;
}
.menu-btn:hover{background:var(--pitch-50);border-color:var(--pitch-700);}

/* ---------- 左侧导航 ---------- */
.sidebar{
  position:fixed;left:0;top:0;bottom:0;width:240px;z-index:70;
  background:var(--surface);border-right:1px solid var(--hairline);
  display:flex;flex-direction:column;padding:22px 16px 18px;
}
.sidebar-head{padding:0 6px 18px;border-bottom:1px solid var(--hairline);}
.brand{display:flex;align-items:center;gap:12px;}
.brand-text{display:flex;flex-direction:column;line-height:1.3;}
.brand-name{font-weight:700;font-size:16px;color:var(--ink-900);}
.brand-sub{font-size:12px;color:var(--ink-400);}
.side-nav{display:flex;flex-direction:column;gap:4px;margin-top:18px;flex:1 1 auto;overflow-y:auto;}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:11px 12px;border-radius:10px;
  color:var(--ink-600);font-size:15px;
  transition:background .18s ease,color .18s ease;
}
.nav-icon{width:20px;text-align:center;font-size:15px;flex:0 0 auto;}
.nav-label{white-space:nowrap;}
.nav-item:hover{background:var(--hairline);color:var(--ink-900);}
.nav-item.active{background:var(--pitch-50);color:var(--pitch-900);font-weight:700;}
.nav-item.active::after{
  content:"";position:absolute;right:0;top:9px;bottom:9px;width:3px;
  border-radius:3px;background:var(--flame-500);
}
.sidebar-foot{padding-top:16px;border-top:1px solid var(--hairline);}

/* ---------- 页面主体 ---------- */
.page{margin-left:240px;min-height:100vh;display:flex;flex-direction:column;}
main{flex:1 1 auto;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);cursor:pointer;border:1px solid transparent;
  font-weight:600;transition:transform .16s ease,background .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn-md{height:42px;padding:0 20px;font-size:15px;}
.btn-sm{height:34px;padding:0 14px;font-size:14px;}
.btn-primary{background:var(--flame-500);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--flame-600);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:none;box-shadow:var(--shadow-sm);}
.btn-ghost{background:transparent;color:var(--pitch-900);border-color:var(--pitch-900);}
.btn-ghost:hover{background:var(--pitch-50);transform:translateY(-1px);}
.btn-ghost:active{transform:none;}
.btn-light{background:#fff;color:var(--pitch-900);}
.btn-light:hover{background:var(--pitch-50);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn.full{width:100%;}
.btn-text{
  background:none;border:0;padding:0;color:var(--pitch-700);font-weight:600;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;
}
.btn-text span{border-bottom:1px solid currentColor;}
.btn-text:hover{color:var(--flame-500);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--pitch-50);color:var(--pitch-700);
  font-size:12px;line-height:1;padding:7px 12px;border-radius:999px;font-weight:600;
}
.badge-flame{background:rgba(255,90,31,.1);color:var(--flame-600);}
.badge-dark{background:rgba(255,255,255,.12);color:#fff;}

/* ---------- Hero ---------- */
.hero-cat{
  position:relative;overflow:hidden;
  background-color:var(--pitch-900);
  background-image:linear-gradient(100deg,rgba(11,61,46,.94) 0%,rgba(11,61,46,.82) 46%,rgba(11,61,46,.55) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  color:#fff;
}
.hero-cat .container-x{position:relative;z-index:2;padding-top:72px;padding-bottom:72px;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;}
.hero-cat h1{font-size:42px;color:#fff;margin:16px 0 18px;}
.hero-lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.trust-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.18);
  font-size:14px;color:rgba(255,255,255,.82);
}
.trust-row .t-item{display:inline-flex;align-items:center;gap:8px;}
.trust-row .t-item i{color:var(--signal-400);}
.trust-row .sep{width:1px;height:14px;background:rgba(255,255,255,.24);}
.hero-panel{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-card);padding:24px;
  backdrop-filter:blur(1px);
}
.hero-panel h3{font-size:18px;color:#fff;margin-bottom:14px;}
.hero-panel ul{list-style:none;padding:0;margin:0;}
.hero-panel li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.16);
  font-size:15px;color:rgba(255,255,255,.86);margin:0;
}
.hero-panel li:last-child{border-bottom:0;}
.hero-panel li i{color:var(--signal-400);margin-top:5px;font-size:13px;}
.crumbs{font-size:14px;color:rgba(255,255,255,.72);display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.crumbs a:hover{color:#fff;text-decoration:underline;}
.crumbs .slash{color:rgba(255,255,255,.4);}

/* ---------- 深色数据带 ---------- */
.strip{background:var(--pitch-900);color:#fff;}
.strip .container-x{padding-top:56px;padding-bottom:56px;}
.strip-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;}
.strip-item{padding-right:24px;border-right:1px solid rgba(255,255,255,.16);}
.strip-item:last-child{border-right:0;padding-right:0;}
.strip-num{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:40px;line-height:1.1;color:var(--signal-400);font-weight:700;
}
.strip-num small{font-size:16px;color:rgba(255,255,255,.7);margin-left:6px;font-family:inherit;}
.strip-item p{margin:10px 0 0;font-size:15px;color:rgba(255,255,255,.78);}

/* ---------- 长文 + 侧栏索引 ---------- */
.section{padding:96px 0 80px;}
.section.alt{background:var(--surface);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);}
.cat-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:56px;align-items:start;}
.article-body{max-width:760px;}
.article-body h2{font-size:30px;margin:2em 0 .6em;position:relative;padding-left:18px;}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
  border-radius:4px;background:var(--pitch-700);
}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-size:20px;margin:1.8em 0 .5em;color:var(--pitch-900);}
.article-body p{color:var(--ink-900);}
.block-divider{margin:2.6em 0;}
.quote-block{
  background:var(--pitch-50);border-left:3px solid var(--pitch-700);
  padding:20px 22px;border-radius:0 12px 12px 0;margin:1.6em 0;
  color:var(--pitch-900);
}
.quote-block p{margin:0;font-size:16px;color:var(--pitch-900);}
.article-figure{margin:2em 0;}
.article-figure img{border-radius:var(--r-img);width:100%;aspect-ratio:16/9;background:var(--pitch-50);}
.article-figure figcaption{font-size:13px;color:var(--ink-400);text-align:center;margin-top:10px;}

.index-card{
  position:sticky;top:96px;
  background:var(--surface);border:1px solid var(--hairline);
  border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow-sm);
}
.index-card h3{font-size:14px;color:var(--ink-400);font-weight:600;margin-bottom:14px;letter-spacing:.06em;}
.index-card ol{list-style:none;padding:0;margin:0;counter-reset:idx;}
.index-card li{margin-bottom:4px;}
.index-card a{
  display:flex;gap:10px;align-items:baseline;
  padding:9px 10px;border-radius:8px;font-size:15px;color:var(--ink-600);
  transition:background .18s ease,color .18s ease;
}
.index-card a::before{
  counter-increment:idx;content:counter(idx,decimal-leading-zero);
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:12px;color:var(--ink-400);
}
.index-card a:hover{background:var(--pitch-50);color:var(--pitch-900);}
.index-note{margin-top:16px;padding-top:16px;border-top:1px solid var(--hairline);font-size:13px;color:var(--ink-400);}

/* ---------- 要点面板 ---------- */
.points-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:36px;}
.point-card{
  background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.point-card:hover{box-shadow:var(--shadow-lg);border-color:rgba(18,98,74,.3);transform:translateY(-2px);}
.point-card .pt-ico{
  width:38px;height:38px;border-radius:10px;background:var(--pitch-50);color:var(--pitch-900);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.point-card h3{font-size:18px;margin-bottom:8px;}
.point-card p{margin:0;font-size:15px;color:var(--ink-600);}

/* ---------- 相关分类卡 ---------- */
.cards-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:36px;}
.link-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--hairline);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.link-card:hover{box-shadow:var(--shadow-lg);border-color:rgba(18,98,74,.3);transform:translateY(-2px);}
.link-card img{width:100%;aspect-ratio:16/9;background:var(--pitch-50);}
.link-card .lc-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.link-card h3{font-size:18px;}
.link-card p{margin:0;font-size:15px;color:var(--ink-600);}
.link-card .lc-more{margin-top:auto;padding-top:8px;color:var(--pitch-700);font-weight:600;font-size:14px;}
.link-card:hover .lc-more{color:var(--flame-500);}

/* ---------- 分区标题 ---------- */
.sec-head{max-width:720px;}
.sec-head h2{font-size:30px;margin-bottom:14px;}
.sec-head p{color:var(--ink-600);margin:0;font-size:16px;}

/* ---------- CTA 带 ---------- */
.cta-band{background:var(--pitch-900);color:#fff;text-align:center;}
.cta-band .container-x{padding-top:80px;padding-bottom:80px;}
.cta-band h2{font-size:30px;color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.78);max-width:640px;margin:0 auto 28px;font-size:16px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--pitch-900);color:rgba(255,255,255,.75);margin-top:0;}
.site-footer .container-x{padding-top:64px;}
.footer-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);}
.footer-brand p{margin:16px 0 20px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease;}
.footer-col a:hover{color:var(--signal-400);}
.subscribe label{display:block;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:8px;}
.subscribe-row{display:flex;gap:10px;flex-wrap:wrap;}
.subscribe input{
  flex:1 1 160px;min-width:0;height:42px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;
}
.subscribe input::placeholder{color:rgba(255,255,255,.45);}
.subscribe input:focus{outline:2px solid var(--pitch-700);outline-offset:1px;border-color:transparent;}
.form-msg{font-size:12px;margin-top:8px;min-height:18px;color:var(--signal-400);}
.form-msg.err{color:#FFB199;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.16);
  padding:20px 0 26px;font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 遮罩 ---------- */
.overlay{
  display:none;position:fixed;inset:0;z-index:65;
  background:rgba(20,26,23,.45);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-cat h1{font-size:36px;}
  .cat-layout{grid-template-columns:minmax(0,1fr) 240px;gap:40px;}
}
@media (min-width:1024px) and (max-width:1279px){
  .sidebar{width:76px;padding:22px 12px 18px;align-items:center;}
  .sidebar-head{padding:0 0 18px;width:100%;display:flex;justify-content:center;}
  .brand{gap:0;}
  .brand-text{display:none;}
  .side-nav{width:100%;align-items:center;}
  .nav-item{justify-content:center;padding:11px 0;width:44px;}
  .nav-label{
    display:none;position:absolute;left:56px;top:50%;transform:translateY(-50%);
    background:var(--ink-900);color:#fff;font-size:13px;padding:6px 10px;
    border-radius:8px;white-space:nowrap;z-index:80;font-weight:500;
  }
  .nav-item:hover .nav-label{display:block;}
  .sidebar-foot{width:100%;display:flex;justify-content:center;}
  .sidebar-foot .btn{width:44px;padding:0;}
  .sidebar-foot .btn .btn-label{display:none;}
  .page{margin-left:76px;}
}
@media (max-width:1023px){
  .topbar{display:flex;}
  .sidebar{
    width:280px;transform:translateX(-100%);
    transition:transform .26s ease;box-shadow:var(--shadow-lg);
  }
  body.nav-open .sidebar{transform:translateX(0);}
  body.nav-open .overlay{display:block;}
  .page{margin-left:0;}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .hero-cat .container-x{padding-top:52px;padding-bottom:52px;}
  .hero-cat h1{font-size:28px;}
  .section{padding:56px 0 48px;}
  .cat-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .index-card{position:static;}
  .article-body{max-width:none;}
  .article-body h2{font-size:22px;}
  .sec-head h2,.cta-band h2{font-size:22px;}
  .strip-grid{grid-template-columns:minmax(0,1fr);gap:24px;}
  .strip-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.16);padding:0 0 20px;}
  .strip-item:last-child{border-bottom:0;padding-bottom:0;}
  .strip-num{font-size:32px;}
  .cards-3{grid-template-columns:minmax(0,1fr);}
  .footer-main{grid-template-columns:minmax(0,1fr);gap:28px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .container-x{padding:0 20px;}
  .points-grid{grid-template-columns:minmax(0,1fr);}
  .hero-actions .btn{width:100%;}
  .trust-row{gap:12px;}
  .trust-row .sep{display:none;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category2 */
:root{
    --pitch-900:#0B3D2E;
    --pitch-700:#12624A;
    --pitch-50:#EAF3EF;
    --flame-500:#FF5A1F;
    --flame-600:#E64D15;
    --signal-400:#F5D547;
    --paper:#F6F4EF;
    --surface:#FFFFFF;
    --hairline:#E4E0D6;
    --ink-900:#141A17;
    --ink-600:#5A6560;
    --ink-400:#8A938E;
    --shadow-sm:0 1px 2px rgba(20,26,23,.04);
    --shadow-md:0 6px 16px rgba(20,26,23,.07);
    --shadow-lg:0 14px 32px rgba(20,26,23,.11);
    --radius-card:16px;
    --radius-btn:10px;
    --radius-img:12px;
    --sidebar-w:240px;
    --sidebar-w-sm:76px;
  }

  html{scroll-behavior:smooth;}
  html body{
    margin:0;
    background:var(--paper);
    color:var(--ink-900);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    font-size:17px;
    line-height:1.85;
    letter-spacing:.01em;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:.01em;font-weight:700;}
  p{margin:0 0 1.25em;}
  p:last-child{margin-bottom:0;}
  :focus-visible{outline:2px solid var(--pitch-700);outline-offset:2px;border-radius:6px;}

  .mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;font-feature-settings:"tnum";}

  /* ============ 侧栏导航 ============ */
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
    background:var(--surface);border-right:1px solid var(--hairline);
    display:flex;flex-direction:column;padding:26px 18px 22px;z-index:60;
    overflow-y:auto;
  }
  .brand{display:flex;align-items:center;gap:10px;}
  .brand-mark{
    width:38px;height:38px;flex:0 0 38px;border-radius:11px;
    background:var(--pitch-900);color:#fff;display:flex;align-items:center;justify-content:center;
    font-size:16px;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0;}
  .brand-name{font-size:15px;font-weight:700;color:var(--ink-900);white-space:nowrap;}
  .brand-sub{font-size:11px;color:var(--ink-400);white-space:nowrap;letter-spacing:.02em;}

  .nav-group{margin-top:34px;flex:1;}
  .nav-caption{font-size:11px;color:var(--ink-400);padding:0 12px 10px;letter-spacing:.06em;}
  .nav-item{
    position:relative;display:flex;align-items:center;gap:12px;
    padding:11px 12px;border-radius:10px;color:var(--ink-600);
    font-size:15px;transition:background .18s ease,color .18s ease;
    margin-bottom:4px;
  }
  .nav-item i{width:20px;text-align:center;font-size:15px;color:var(--ink-400);transition:color .18s ease;}
  .nav-item:hover{background:var(--hairline);color:var(--ink-900);}
  .nav-item:hover i{color:var(--pitch-700);}
  .nav-item.is-active{background:var(--pitch-50);color:var(--pitch-900);font-weight:600;}
  .nav-item.is-active i{color:var(--pitch-900);}
  .nav-item.is-active::after{
    content:"";position:absolute;right:0;top:9px;bottom:9px;width:3px;
    background:var(--flame-500);border-radius:3px 0 0 3px;
  }
  .nav-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .sidebar-foot{margin-top:22px;}
  .sidebar-foot .btn{width:100%;justify-content:center;}

  /* ============ 顶栏（移动端） ============ */
  .topbar{
    display:none;position:sticky;top:0;z-index:70;height:64px;
    background:var(--surface);border-bottom:1px solid var(--hairline);
    align-items:center;justify-content:space-between;padding:0 16px;
  }
  .brand-mini{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--ink-900);}
  .brand-mini .brand-mark{width:34px;height:34px;flex:0 0 34px;border-radius:10px;font-size:14px;}
  .menu-btn{
    width:42px;height:42px;border-radius:10px;border:1px solid var(--hairline);
    background:var(--surface);color:var(--pitch-900);font-size:17px;cursor:pointer;
    display:flex;align-items:center;justify-content:center;transition:background .18s ease;
  }
  .menu-btn:hover{background:var(--pitch-50);}
  .mask{
    position:fixed;inset:0;background:rgba(20,26,23,.45);opacity:0;pointer-events:none;
    transition:opacity .26s ease;z-index:55;
  }
  .mask.show{opacity:1;pointer-events:auto;}

  /* ============ 主内容 ============ */
  .main{margin-left:var(--sidebar-w);}
  .container-x{max-width:1200px;margin:0 auto;padding:0 32px;}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:var(--radius-btn);font-weight:600;cursor:pointer;border:1px solid transparent;
    transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
    white-space:nowrap;
  }
  .btn-lg{height:48px;padding:0 26px;font-size:16px;}
  .btn-md{height:42px;padding:0 20px;font-size:15px;}
  .btn-sm{height:34px;padding:0 14px;font-size:14px;}
  .btn-primary{background:var(--flame-500);color:#fff;}
  .btn-primary:hover{background:var(--flame-600);transform:translateY(-1px);box-shadow:var(--shadow-md);}
  .btn-primary:active{transform:none;box-shadow:none;}
  .btn-ghost{background:transparent;color:var(--pitch-900);border-color:var(--pitch-900);}
  .btn-ghost:hover{background:var(--pitch-50);}
  .btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.65);}
  .btn-ghost-light:hover{background:rgba(255,255,255,.14);}

  .badge{
    display:inline-flex;align-items:center;gap:6px;border-radius:999px;
    background:var(--pitch-50);color:var(--pitch-700);
    font-size:12px;padding:4px 10px;font-weight:600;letter-spacing:.02em;
  }
  .badge-flame{background:#FFF0E9;color:var(--flame-600);}

  /* banner 窄带 */
  .cat-banner{
    position:relative;min-height:260px;display:flex;align-items:flex-end;
    background-image:url('/assets/images/backpic/back-2.png');
    background-size:cover;background-position:center;border-radius:0;
  }
  .cat-banner::before{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(11,61,46,.55) 0%,rgba(11,61,46,.88) 100%);
  }
  .cat-banner-inner{position:relative;z-index:2;padding:38px 0 34px;width:100%;}
  .cat-banner h1{color:#fff;font-size:42px;margin:14px 0 12px;}
  .cat-banner p{color:rgba(255,255,255,.86);font-size:17px;max-width:720px;margin:0;}
  .crumb{font-size:14px;color:rgba(255,255,255,.72);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
  .crumb a{color:rgba(255,255,255,.86);}
  .crumb a:hover{color:#fff;text-decoration:underline;}
  .crumb .sep{opacity:.6;}
  .banner-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px;}
  .banner-tags .badge{background:rgba(255,255,255,.14);color:#fff;}

  section{padding:80px 0;}
  .section-head{max-width:760px;margin-bottom:40px;}
  .section-head h2{font-size:30px;margin-bottom:12px;}
  .section-head p{color:var(--ink-600);font-size:17px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.08em;
    color:var(--pitch-700);font-weight:700;margin-bottom:12px;
  }
  .eyebrow::before{content:"";width:22px;height:2px;background:var(--flame-500);display:block;border-radius:2px;}

  /* 图文交替 */
  .alt-wrap{display:flex;flex-direction:column;gap:64px;}
  .alt-row{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:start;}
  .alt-row.reverse{grid-template-columns:7fr 5fr;}
  .alt-row.reverse .alt-media{order:2;}
  .alt-row.reverse .alt-body{order:1;}
  .alt-media img{
    width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-img);
    background:var(--pitch-50);box-shadow:var(--shadow-sm);
  }
  .alt-num{
    font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
    font-size:34px;font-weight:700;color:var(--pitch-50);
    -webkit-text-stroke:1px var(--pitch-700);
    display:block;margin-bottom:6px;
  }
  .alt-body h3{font-size:22px;margin-bottom:12px;}
  .alt-body > p{color:var(--ink-600);font-size:16.5px;margin-bottom:20px;}
  .panel{
    background:var(--pitch-50);border-radius:var(--radius-card);padding:20px 22px;
    border:1px solid rgba(18,98,74,.12);
  }
  .panel-title{font-size:13px;font-weight:700;color:var(--pitch-900);letter-spacing:.04em;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
  .panel-title i{color:var(--flame-500);font-size:12px;}
  .panel li{
    position:relative;padding-left:18px;font-size:15px;color:var(--ink-600);
    margin-bottom:8px;line-height:1.7;
  }
  .panel li:last-child{margin-bottom:0;}
  .panel li::before{
    content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:1px;
    background:var(--pitch-700);
  }

  /* 步骤条 */
  .steps-band{background:var(--surface);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);}
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
  .step{
    position:relative;background:var(--paper);border:1px solid var(--hairline);
    border-radius:var(--radius-card);padding:24px 22px;transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
  }
  .step:hover{box-shadow:var(--shadow-md);border-color:rgba(18,98,74,.3);transform:translateY(-2px);}
  .step-num{
    font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
    font-size:13px;font-weight:700;color:#fff;background:var(--pitch-900);
    width:34px;height:26px;border-radius:7px;display:flex;align-items:center;justify-content:center;
    margin-bottom:14px;
  }
  .step h3{font-size:17px;margin-bottom:8px;}
  .step p{font-size:14.5px;color:var(--ink-600);margin:0;}
  .step-arrow{
    position:absolute;right:-16px;top:50%;transform:translateY(-50%);
    color:var(--pitch-700);opacity:.5;font-size:14px;
  }
  .step:last-child .step-arrow{display:none;}

  /* 数据条 */
  .metric-band{
    background:var(--pitch-900);border-radius:var(--radius-card);padding:38px 34px;
    display:grid;grid-template-columns:1.1fr 1fr 1fr 1fr;gap:26px;align-items:center;
    color:#fff;
  }
  .metric-band .lead h3{font-size:20px;color:#fff;margin-bottom:8px;}
  .metric-band .lead p{font-size:14.5px;color:rgba(255,255,255,.72);margin:0;}
  .metric-item{border-left:1px solid rgba(255,255,255,.16);padding-left:22px;}
  .metric-item .num{
    font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
    font-size:40px;font-weight:700;color:var(--signal-400);line-height:1.1;
  }
  .metric-item .desc{font-size:13.5px;color:rgba(255,255,255,.76);margin-top:8px;}

  /* FAQ */
  .faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
  .faq-item{
    background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius-card);
    box-shadow:var(--shadow-sm);overflow:hidden;
  }
  .faq-item summary{
    cursor:pointer;list-style:none;padding:20px 24px;font-size:17px;font-weight:600;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    transition:background .18s ease;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{background:var(--pitch-50);}
  .faq-item summary i{color:var(--pitch-700);transition:transform .22s ease;font-size:14px;}
  .faq-item[open] summary i{transform:rotate(45deg);}
  .faq-answer{
    border-left:3px solid var(--flame-500);margin:0 24px 22px;padding:2px 0 2px 16px;
    color:var(--ink-600);font-size:16px;
  }

  /* CTA */
  .cta-band{
    background:var(--pitch-900);border-radius:var(--radius-card);padding:52px 40px;text-align:center;color:#fff;
  }
  .cta-band h2{font-size:30px;color:#fff;margin-bottom:14px;}
  .cta-band p{color:rgba(255,255,255,.78);max-width:640px;margin:0 auto 26px;font-size:16.5px;}
  .cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

  /* 页脚 */
  .site-footer{border-top:1px solid var(--hairline);background:var(--surface);margin-top:0;padding:64px 0 26px;}
  .footer-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
  .footer-brand p{font-size:14.5px;color:var(--ink-600);margin:16px 0 22px;max-width:360px;}
  .subscribe label{display:block;font-size:13px;font-weight:700;color:var(--ink-900);margin-bottom:8px;}
  .subscribe-row{display:flex;gap:10px;flex-wrap:wrap;}
  .subscribe input{
    flex:1;min-width:180px;height:42px;border-radius:10px;border:1px solid var(--hairline);
    padding:0 14px;font-size:14.5px;background:var(--paper);color:var(--ink-900);
    font-family:inherit;transition:border-color .18s ease,box-shadow .18s ease;
  }
  .subscribe input:focus{outline:none;border-color:var(--pitch-700);box-shadow:0 0 0 2px rgba(18,98,74,.22);}
  .subscribe input.error{border-color:var(--flame-500);box-shadow:0 0 0 2px rgba(255,90,31,.18);}
  .form-msg{font-size:12.5px;margin-top:8px;color:var(--pitch-700);min-height:18px;}
  .form-msg.error{color:var(--flame-600);}
  .footer-col h4{font-size:14px;margin-bottom:16px;color:var(--ink-900);}
  .footer-col li{margin-bottom:10px;}
  .footer-col a{font-size:14.5px;color:var(--ink-600);transition:color .18s ease;}
  .footer-col a:hover{color:var(--pitch-700);text-decoration:underline;}
  .footer-bottom{
    margin-top:48px;padding-top:22px;border-top:1px solid var(--hairline);
    display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
    font-size:13px;color:var(--ink-400);
  }

  /* ============ 响应式 ============ */
  @media (max-width:1279px){
    .sidebar{width:var(--sidebar-w-sm);padding:22px 12px;}
    .sidebar .brand-text{display:none;}
    .sidebar .brand{justify-content:center;}
    .sidebar .nav-caption{display:none;}
    .sidebar .nav-item{justify-content:center;padding:12px 8px;}
    .sidebar .nav-label{
      position:absolute;left:calc(100% + 12px);top:50%;transform:translateY(-50%);
      background:var(--ink-900);color:#fff;font-size:13px;padding:6px 12px;border-radius:8px;
      white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .18s ease;z-index:80;
    }
    .sidebar .nav-item:hover .nav-label{opacity:1;}
    .sidebar .nav-item.is-active::after{right:-1px;}
    .sidebar-foot .btn span.btn-text{display:none;}
    .sidebar-foot .btn{padding:0;width:42px;}
    .main{margin-left:var(--sidebar-w-sm);}
    .container-x{padding:0 28px;}
  }
  @media (max-width:1023px){
    .topbar{display:flex;}
    .sidebar{
      width:280px;padding:24px 18px;transform:translateX(-100%);
      transition:transform .28s ease;box-shadow:var(--shadow-lg);
    }
    .sidebar.open{transform:translateX(0);}
    .sidebar .brand-text{display:flex;}
    .sidebar .brand{justify-content:flex-start;}
    .sidebar .nav-caption{display:block;}
    .sidebar .nav-item{justify-content:flex-start;padding:11px 12px;}
    .sidebar .nav-label{position:static;opacity:1;background:transparent;color:inherit;padding:0;transform:none;pointer-events:auto;font-size:15px;}
    .sidebar-foot .btn span.btn-text{display:inline;}
    .sidebar-foot .btn{padding:0 20px;width:100%;}
    .main{margin-left:0;}
    .container-x{padding:0 22px;}
    section{padding:56px 0;}
    .cat-banner h1{font-size:30px;}
    .section-head h2{font-size:22px;}
    .alt-row,.alt-row.reverse{grid-template-columns:1fr;gap:22px;}
    .alt-row.reverse .alt-media{order:0;}
    .alt-row.reverse .alt-body{order:0;}
    .steps{grid-template-columns:repeat(2,1fr);}
    .step-arrow{display:none;}
    .metric-band{grid-template-columns:1fr 1fr;gap:24px;padding:30px 26px;}
    .metric-band .lead{grid-column:1 / -1;}
    .metric-item{border-left:none;padding-left:0;border-top:1px solid rgba(255,255,255,.16);padding-top:14px;}
    .footer-main{grid-template-columns:1fr 1fr;gap:32px;}
    .footer-brand{grid-column:1 / -1;}
    .cta-band{padding:40px 24px;}
    .cta-band h2{font-size:22px;}
  }
  @media (max-width:520px){
    html body{font-size:16px;}
    .container-x{padding:0 20px;}
    .cat-banner h1{font-size:26px;}
    .cat-banner-inner{padding:30px 0 26px;}
    .steps{grid-template-columns:1fr;}
    .metric-band{grid-template-columns:1fr;}
    .footer-main{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
    .alt-num{font-size:28px;}
  }

/* roulang page: category3 */
:root{
  --pitch-900:#0B3D2E;
  --pitch-700:#12624A;
  --pitch-50:#EAF3EF;
  --flame-500:#FF5A1F;
  --flame-600:#E64D14;
  --signal-400:#F5D547;
  --paper:#F6F4EF;
  --surface:#FFFFFF;
  --hairline:#E4E0D6;
  --ink-900:#141A17;
  --ink-600:#5A6560;
  --ink-400:#8A938E;
  --shadow-sm:0 1px 2px rgba(20,26,23,.04);
  --shadow-md:0 6px 16px rgba(20,26,23,.07);
  --shadow-lg:0 14px 32px rgba(20,26,23,.11);
  --r-card:16px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--ink-900);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x: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{margin:0;line-height:1.3;letter-spacing:.01em;font-weight:700;}
p{margin:0 0 1.25em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--pitch-700);outline-offset:2px;}
.num{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.02em;}

.skip{position:absolute;left:-9999px;top:0;background:var(--pitch-900);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:200;}
.skip:focus{left:0;}

.container-x{max-width:1120px;margin:0 auto;padding:0 32px;}

/* ---------- 侧边栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:240px;z-index:60;
  background:var(--surface);border-right:1px solid var(--hairline);
  display:flex;flex-direction:column;
}
.sidebar-head{
  padding:22px 18px 18px;border-bottom:1px solid var(--hairline);
  display:flex;align-items:flex-start;justify-content:space-between;gap:10px;
}
.brand{display:flex;align-items:center;gap:12px;min-width:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--pitch-900);color:#fff;
  display:grid;place-items:center;font-size:17px;flex:0 0 auto;
}
.brand-text{min-width:0;}
.brand-name{display:block;font-size:16px;font-weight:700;line-height:1.3;color:var(--ink-900);}
.brand-sub{display:block;font-size:12px;line-height:1.5;color:var(--ink-400);letter-spacing:.04em;}
.sidebar-close{
  display:none;width:34px;height:34px;border-radius:9px;border:1px solid var(--hairline);
  background:var(--surface);color:var(--ink-600);cursor:pointer;place-items:center;
}
.sidebar-close:hover{background:var(--pitch-50);color:var(--pitch-900);}
.sidebar-nav{padding:16px 12px;display:flex;flex-direction:column;gap:4px;flex:1;overflow-y:auto;}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:10px;font-size:15px;color:var(--ink-600);
  transition:background .18s ease,color .18s ease;
}
.nav-item i{width:18px;text-align:center;font-size:15px;flex:0 0 auto;}
.nav-item:hover{background:var(--hairline);color:var(--ink-900);}
.nav-item.active{background:var(--pitch-50);color:var(--pitch-900);font-weight:600;}
.nav-item.active::after{
  content:"";position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:2px;background:var(--flame-500);
}
.sidebar-foot{padding:16px;border-top:1px solid var(--hairline);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:var(--r-btn);font-weight:600;font-size:15px;letter-spacing:.02em;
  cursor:pointer;transition:background .2s ease,transform .2s ease,box-shadow .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-lg{height:48px;padding:0 28px;}
.btn-md{height:42px;padding:0 20px;}
.btn-sm{height:34px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn-primary{background:var(--flame-500);color:#fff;}
.btn-primary:hover{background:var(--flame-600);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:none;box-shadow:var(--shadow-sm);}
.btn-outline{border:1px solid var(--pitch-900);color:var(--pitch-900);background:transparent;}
.btn-outline:hover{background:var(--pitch-50);}
.btn-ghost{background:transparent;color:var(--pitch-700);border:1px solid var(--hairline);}
.btn-ghost:hover{background:var(--surface);border-color:rgba(18,98,74,.35);}

/* ---------- 顶栏（移动端） ---------- */
.topbar{display:none;}
.brand-mini{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--ink-900);}
.brand-mini .brand-mark{width:32px;height:32px;border-radius:9px;font-size:15px;}
.menu-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--hairline);
  background:var(--surface);color:var(--ink-900);display:grid;place-items:center;font-size:17px;cursor:pointer;
  transition:background .2s ease,color .2s ease;
}
.menu-btn:hover{background:var(--pitch-50);color:var(--pitch-900);}
.scrim{position:fixed;inset:0;background:rgba(20,26,23,.45);z-index:55;border:0;}

/* ---------- 主内容 ---------- */
.main{margin-left:240px;min-height:100vh;display:flex;flex-direction:column;}
.main-inner{flex:1;}

.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:14px;color:var(--ink-600);padding:28px 0 0;
}
.breadcrumb a:hover{color:var(--pitch-700);}
.breadcrumb .sep{color:var(--ink-400);}
.breadcrumb .current{color:var(--ink-400);}

.page-hero{padding:26px 0 60px;border-bottom:1px solid var(--hairline);}
.page-hero .badge{margin-bottom:18px;}
.hero-title{font-size:42px;font-weight:700;color:var(--ink-900);margin-bottom:18px;}
.hero-lead{font-size:18px;line-height:1.85;color:var(--ink-600);max-width:760px;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--pitch-50);color:var(--pitch-700);
  font-size:12px;font-weight:600;letter-spacing:.06em;
  padding:5px 12px;border-radius:999px;
}
.badge-flame{background:rgba(255,90,31,.1);color:var(--flame-600);}

.trust-row{
  display:flex;align-items:center;flex-wrap:wrap;gap:18px;
  margin-top:26px;font-size:14.5px;color:var(--ink-600);
}
.trust-row i{color:var(--pitch-700);margin-right:6px;}
.trust-row .divider{width:1px;height:16px;background:var(--hairline);}

.section{padding:64px 0;}
.section-tight{padding-top:0;}
.sec-head{max-width:760px;margin-bottom:36px;}
.sec-title{font-size:30px;color:var(--ink-900);margin-bottom:12px;}
.sec-desc{font-size:16.5px;color:var(--ink-600);}

/* ---------- 双列清单 ---------- */
.grid-split{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:start;}
.check-list{list-style:none;display:flex;flex-direction:column;gap:14px;}
.check-list li{
  display:flex;gap:14px;padding:20px 22px;background:var(--surface);
  border:1px solid var(--hairline);border-radius:var(--r-card);box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.check-list li:hover{box-shadow:var(--shadow-lg);border-color:rgba(18,98,74,.3);transform:translateY(-1px);}
.check-list .idx{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:13px;font-weight:700;color:var(--pitch-700);padding-top:4px;flex:0 0 auto;
}
.check-list h3{font-size:16.5px;margin-bottom:6px;color:var(--ink-900);}
.check-list p{font-size:15px;line-height:1.75;color:var(--ink-600);margin:0;}

.note-block{display:flex;flex-direction:column;gap:26px;}
.note-card{
  background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--shadow-sm);
}
.note-card h3{font-size:18px;margin-bottom:10px;color:var(--ink-900);}
.note-card p{font-size:16px;color:var(--ink-600);margin-bottom:1em;}
.note-card p:last-child{margin-bottom:0;}
.note-media{
  border-radius:var(--r-img);overflow:hidden;border:1px solid var(--hairline);
  background:var(--pitch-50);
}
.note-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.note-caption{font-size:13px;color:var(--ink-400);text-align:center;padding:10px 0 0;}

.mini-list{list-style:none;display:flex;flex-direction:column;gap:10px;margin-top:6px;}
.mini-list li{position:relative;padding-left:20px;font-size:15.5px;color:var(--ink-600);line-height:1.75;}
.mini-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;
  background:var(--pitch-700);border-radius:2px;
}

/* ---------- 对比表 ---------- */
.cmp-wrap{
  border:1px solid var(--hairline);border-radius:var(--r-card);overflow:hidden;
  background:var(--surface);box-shadow:var(--shadow-sm);
}
table.cmp{width:100%;border-collapse:collapse;}
table.cmp thead th{
  background:var(--pitch-900);color:#fff;text-align:left;
  font-size:15px;font-weight:600;padding:16px 20px;letter-spacing:.03em;
}
table.cmp tbody td{
  padding:16px 20px;border-top:1px solid var(--hairline);
  font-size:15.5px;line-height:1.7;color:var(--ink-600);vertical-align:top;
}
table.cmp tbody tr:hover td{background:#FAF9F5;}
table.cmp td:first-child{color:var(--ink-900);font-weight:600;}
table.cmp td .tag{
  display:inline-block;background:var(--pitch-50);color:var(--pitch-700);
  font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;
}
.tbl-note{font-size:14px;color:var(--ink-400);margin-top:14px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--surface);border:1px solid var(--hairline);
  border-radius:var(--r-card);box-shadow:var(--shadow-sm);overflow:hidden;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{box-shadow:var(--shadow-md);}
.faq-item[open]{border-color:rgba(18,98,74,.3);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:17px;font-weight:600;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .arrow{
  color:var(--pitch-700);font-size:14px;transition:transform .25s ease;flex:0 0 auto;
}
.faq-item[open] summary .arrow{transform:rotate(180deg);}
.faq-body{
  margin:0 24px 22px 24px;padding:2px 0 2px 18px;
  border-left:3px solid var(--flame-500);
  font-size:16px;line-height:1.85;color:var(--ink-600);
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--pitch-900);color:#fff;
  border-radius:var(--r-card);
  padding:56px 40px;text-align:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{font-size:30px;color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.78);max-width:620px;margin:0 auto 28px;font-size:16.5px;}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.btn-light{background:#fff;color:var(--pitch-900);}
.btn-light:hover{background:var(--pitch-50);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-line{border:1px solid rgba(255,255,255,.45);color:#fff;background:transparent;}
.btn-line:hover{background:rgba(255,255,255,.1);}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--hairline);background:var(--surface);margin-top:72px;}
.footer-main{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;
  padding:56px 0 40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:15px;color:var(--ink-600);max-width:340px;margin-bottom:22px;}
.subscribe label{display:block;font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:8px;}
.subscribe-row{display:flex;gap:10px;}
.subscribe input{
  flex:1;min-width:0;height:42px;padding:0 14px;border-radius:var(--r-input);
  border:1px solid var(--hairline);background:var(--paper);color:var(--ink-900);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe input::placeholder{color:var(--ink-400);}
.subscribe input:focus{outline:none;border-color:var(--pitch-700);box-shadow:0 0 0 2px rgba(18,98,74,.18);}
.subscribe input.error{border-color:var(--flame-500);box-shadow:0 0 0 2px rgba(255,90,31,.15);}
.form-msg{font-size:13px;color:var(--ink-400);margin-top:8px;min-height:18px;}
.form-msg.ok{color:var(--pitch-700);}
.form-msg.err{color:var(--flame-600);}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--ink-900);}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14.5px;color:var(--ink-600);transition:color .2s ease;}
.footer-col a:hover{color:var(--pitch-700);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  border-top:1px solid var(--hairline);padding:20px 0 28px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-400);
}

/* ---------- 响应式 ---------- */
@media (min-width:1024px) and (max-width:1279px){
  .sidebar{width:76px;}
  .sidebar-head{padding:20px 0;justify-content:center;}
  .sidebar-head .brand{justify-content:center;}
  .sidebar-head .brand-text{display:none;}
  .sidebar-nav{padding:16px 10px;}
  .nav-item{justify-content:center;padding:12px 0;}
  .nav-item span{display:none;}
  .sidebar-foot{padding:14px 10px;}
  .sidebar-foot .btn{padding:0;width:44px;}
  .sidebar-foot .btn span{display:none;}
  .main{margin-left:76px;}
}
@media (max-width:1023px){
  .sidebar{transform:translateX(-100%);transition:transform .28s ease;box-shadow:var(--shadow-lg);width:280px;}
  .sidebar.open{transform:translateX(0);}
  .sidebar-close{display:grid;}
  .main{margin-left:0;padding-top:64px;}
  .topbar{
    display:flex;position:fixed;top:0;left:0;right:0;height:64px;z-index:50;
    align-items:center;justify-content:space-between;padding:0 18px;
    background:var(--surface);border-bottom:1px solid var(--hairline);
  }
  .hero-title{font-size:32px;}
  .grid-split{grid-template-columns:1fr;gap:28px;}
  .footer-main{grid-template-columns:1fr 1fr;gap:30px;padding:44px 0 32px;}
  .container-x{padding:0 24px;}
}
@media (max-width:768px){
  html body{font-size:16px;}
  .section{padding:48px 0;}
  .hero-title{font-size:28px;}
  .hero-lead{font-size:16.5px;}
  .sec-title{font-size:22px;}
  .cta-band{padding:40px 22px;border-radius:var(--r-card);}
  .cta-band h2{font-size:22px;}
  .footer-main{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  table.cmp thead{display:none;}
  table.cmp tbody tr{
    display:block;border:1px solid var(--hairline);border-radius:12px;
    padding:6px 16px;margin:0 0 12px;background:var(--surface);
  }
  table.cmp tbody tr:last-child{margin-bottom:0;}
  table.cmp tbody td{
    display:flex;gap:14px;border:0;padding:9px 0;font-size:15px;
  }
  table.cmp tbody td::before{
    content:attr(data-label);flex:0 0 84px;color:var(--ink-400);font-size:13px;font-weight:600;
  }
  .cmp-wrap{border:0;background:transparent;box-shadow:none;}
  .cmp-wrap table{display:block;}
  .cmp-wrap tbody{display:block;}
}
@media (max-width:520px){
  .container-x{padding:0 20px;}
  .check-list li{padding:18px;}
  .note-card{padding:20px;}
  .faq-item summary{padding:18px;font-size:16px;}
  .faq-body{margin:0 18px 18px 18px;}
  .trust-row{gap:12px;font-size:13.5px;}
  .trust-row .divider{display:none;}
  .trust-row span{width:100%;}
  .subscribe-row{flex-direction:column;}
  .subscribe-row .btn{width:100%;}
  .cta-actions .btn{width:100%;}
}