/* roulang page: index */
:root{
  --brand:#0E3A2E;
  --brand-bright:#14654B;
  --dark:#0A1714;
  --lime:#C6F24E;
  --lime-soft:#EEF3EC;
  --orange:#FF6B2C;
  --ink:#101613;
  --muted:#46514C;
  --line:#E2E6E1;
  --page:#F4F6F3;
  --card:#FFFFFF;
  --r-card:16px;
  --r-img:20px;
  --r-btn:10px;
  --sh:0 1px 2px rgba(16,22,19,.06),0 12px 28px -18px rgba(16,22,19,.26);
  --sh-h:0 2px 4px rgba(16,22,19,.08),0 20px 40px -22px rgba(16,22,19,.34);
  --ease:cubic-bezier(.2,.7,.3,1);
}
.mks-page *,.mks-page *::before,.mks-page *::after{box-sizing:border-box}
.mks-page{
  margin:0;
  background:var(--page);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
.mks-page h1,.mks-page h2,.mks-page h3,.mks-page h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.mks-page p{margin:0}
.mks-page ul,.mks-page ol{margin:0;padding:0;list-style:none}
.mks-page img{max-width:100%;display:block}
.mks-page a{color:inherit;text-decoration:none}
.mks-page button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
.mks-page :focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.dark-zone :focus-visible{outline-color:var(--lime)}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px}}
@media(min-width:1024px){.container{padding-left:40px;padding-right:40px}}

/* ---------- App Shell 侧栏 ---------- */
.mks-sidebar{
  position:fixed;top:0;left:0;z-index:70;
  width:280px;height:100%;
  background:#fff;border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:14px;
  transform:translateX(-100%);
  transition:transform .24s var(--ease);
  overflow-y:auto;
}
.mks-sidebar.is-open{transform:translateX(0)}
.sidebar-brand{
  display:flex;align-items:center;gap:10px;
  min-height:64px;padding:0 8px 0 6px;
  border-bottom:1px solid var(--line);
  margin-bottom:14px;
}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;
  border-radius:10px;background:var(--brand);
  display:flex;align-items:center;justify-content:center;
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.02em;color:var(--brand)}
.sidebar-nav{display:flex;flex-direction:column;gap:4px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  min-height:44px;padding:0 12px;border-radius:10px;
  font-size:15px;color:var(--muted);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-item:hover{background:var(--lime-soft);color:var(--ink)}
.nav-item.is-active{background:var(--lime-soft);color:var(--brand);font-weight:600}
.nav-item.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--lime);
}
.nav-item svg{flex:0 0 18px;color:currentColor}
.sidebar-cta{margin-top:16px;width:100%}
.sidebar-meta{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  font-size:12px;line-height:1.7;color:var(--muted);
}
.sidebar-meta strong{color:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

.mks-mobilebar{
  position:sticky;top:0;z-index:60;height:56px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.hamburger{
  width:40px;height:40px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;
  transition:background .2s var(--ease);
}
.hamburger:hover{background:var(--lime-soft)}
.nav-scrim{
  position:fixed;inset:0;z-index:65;background:rgba(10,23,20,.55);
  opacity:0;pointer-events:none;transition:opacity .24s var(--ease);
}
.nav-scrim.is-open{opacity:1;pointer-events:auto}
.mks-shell{min-height:100vh}
@media(min-width:1024px){
  .mks-sidebar{width:256px;transform:none;padding:16px 14px}
  .mks-mobilebar{display:none}
  .nav-scrim{display:none}
  .mks-shell{margin-left:256px}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;white-space:nowrap;
  border:1.5px solid transparent;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background:var(--lime);color:#0A1714;box-shadow:0 10px 24px -16px rgba(198,242,78,.9)}
.btn-primary:hover{background:#D6FF66;transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-secondary{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-secondary:hover{background:var(--brand);color:#fff}
.btn-orange{background:var(--orange);color:#fff;box-shadow:0 12px 26px -18px rgba(255,107,44,.95)}
.btn-orange:hover{background:#E85A1E;transform:translateY(-2px)}
.btn-orange:active{transform:translateY(0)}
.btn-ghost-light{background:transparent;border-color:rgba(232,239,233,.45);color:#E8EFE9}
.btn-ghost-light:hover{border-color:var(--lime);color:var(--lime)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn-row .btn{flex:0 0 auto}
@media(max-width:520px){
  .btn-row{flex-direction:column;align-items:stretch}
  .btn-row .btn{width:100%}
}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0;border-top:1px solid var(--line)}
.section:first-of-type{border-top:none}
@media(min-width:768px){.section{padding:64px 0}}
@media(min-width:1024px){.section{padding:88px 0}}
.section-plain{background:var(--page)}
.section-white{background:#fff}
.section-dark{background:var(--dark);color:#E8EFE9;border-top:none;position:relative;overflow:hidden}
.section-dark::before{
  content:"";position:absolute;inset:0;opacity:.05;
  background-image:repeating-linear-gradient(115deg,rgba(198,242,78,.9) 0 1px,transparent 1px 26px);
}
.section-dark > *{position:relative;z-index:2}
.section-dark h2,.section-dark h3{color:#fff}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{font-size:clamp(24px,2.8vw,32px);line-height:1.3}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px}
.section-dark .section-head p{color:#B9C7C0}
.accent-bar{display:block;width:40px;height:3px;border-radius:2px;background:var(--lime);margin-top:16px}
.section-head--row{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;max-width:none}
.text-link{
  color:var(--brand-bright);font-weight:600;font-size:15px;
  border-bottom:1px solid rgba(20,101,75,.35);padding-bottom:1px;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.text-link:hover{color:var(--brand);border-color:var(--brand)}
.chip{
  display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.06em;
  background:var(--lime-soft);color:var(--brand);
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--dark);color:#E8EFE9}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
  opacity:.42;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(10,23,20,.97) 0%,rgba(10,23,20,.88) 42%,rgba(14,58,46,.72) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1fr;gap:40px;
  padding-top:52px;padding-bottom:56px;
}
@media(min-width:768px){
  .hero-inner{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px;padding-top:72px;padding-bottom:72px}
}
@media(min-width:1024px){
  .hero-inner{padding-top:92px;padding-bottom:96px}
}
.status-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(198,242,78,.12);
  border:1px solid rgba(198,242,78,.3);
  color:var(--lime);font-size:12.5px;font-weight:600;letter-spacing:.04em;
}
.status-badge i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:inline-block}
.hero h1{
  margin-top:20px;
  font-size:clamp(30px,4.4vw,50px);
  font-weight:800;line-height:1.18;letter-spacing:-.02em;color:#fff;
}
.hero-sub{margin-top:18px;max-width:560px;font-size:17px;line-height:1.8;color:#C4D2CB}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:0 18px;margin-top:28px;
  font-size:13px;color:#9FB0A8;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.hero-meta li{position:relative}
.hero-meta li + li{padding-left:18px}
.hero-meta li + li::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:1px;height:12px;background:rgba(232,239,233,.28);
}
.hero-visual{position:relative}
.device-frame{
  border-radius:var(--r-img);overflow:hidden;
  border:1px solid rgba(198,242,78,.2);
  background:#0F1E1A;
  box-shadow:0 30px 70px -34px rgba(0,0,0,.9);
}
.device-frame img{width:100%;aspect-ratio:16/10;object-fit:cover}

/* ---------- 价值区 ---------- */
.value-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:1024px){.value-grid{grid-template-columns:1.08fr .92fr;gap:24px;align-items:start}}
.value-hero-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh);
}
.value-hero-card img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:14px;margin-bottom:22px;
}
.value-hero-card h3{font-size:20px;line-height:1.45}
.value-hero-card p{margin-top:12px;color:var(--muted);max-width:640px}
.value-rows{display:flex;flex-direction:column;gap:16px}
.value-row{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.value-row:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.value-num{
  flex:0 0 40px;height:40px;border-radius:12px;background:var(--lime-soft);
  color:var(--brand);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.value-row h3{font-size:17px;line-height:1.5}
.value-row p{margin-top:6px;font-size:14.5px;color:var(--muted);max-width:640px}

/* ---------- 截图轮播 ---------- */
.carousel-wrap{position:relative}
.carousel{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.carousel::-webkit-scrollbar{height:6px}
.carousel::-webkit-scrollbar-thumb{background:#CBD5CE;border-radius:99px}
.shot-card{
  flex:0 0 288px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 16px 20px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.shot-card:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
@media(min-width:768px){.shot-card{flex:0 0 320px}}
@media(min-width:1024px){.shot-card{flex:0 0 340px}}
.shot-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:14px}
.shot-index{
  display:block;margin:16px 0 8px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:13px;font-weight:700;color:var(--brand-bright);letter-spacing:.08em;
}
.shot-card h3{font-size:17px;line-height:1.5}
.shot-card p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.7}
.carousel-nav{display:flex;gap:10px;margin-top:4px}
.carousel-btn{
  width:44px;height:44px;border-radius:50%;
  border:1.5px solid var(--line);background:#fff;color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.carousel-btn:hover{background:var(--brand);border-color:var(--brand);color:#fff}
.swipe-hint{display:block;margin-top:8px;font-size:13px;color:var(--muted)}
@media(min-width:1024px){.swipe-hint{display:none}}

/* ---------- 系统要求 ---------- */
.platform-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:768px){.platform-grid{grid-template-columns:repeat(3,1fr)}}
.platform-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.platform-card:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.platform-icon{
  width:44px;height:44px;border-radius:12px;background:var(--brand);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.platform-card h3{font-size:18px}
.platform-ver{
  margin-top:6px;font-size:13px;color:var(--muted);
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.check-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);line-height:1.65}
.check-list svg{flex:0 0 18px;margin-top:5px;color:var(--brand-bright)}
.platform-foot{
  margin-top:20px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.req-note{margin-top:22px;font-size:13.5px;color:var(--muted)}

/* ---------- 评价墙 ---------- */
.reviews{display:grid;grid-template-columns:1fr;gap:20px;align-items:start}
@media(min-width:768px){.reviews{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.reviews{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){
  .reviews .review:nth-child(2){margin-top:30px}
  .reviews .review:nth-child(5){margin-top:30px}
  .reviews .review:nth-child(3){margin-top:14px}
}
.review{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.review:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.review-head{display:flex;align-items:center;gap:12px}
.avatar{
  width:40px;height:40px;flex:0 0 40px;border-radius:50%;
  background:var(--lime-soft);color:var(--brand);font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:center;
}
.review-name{font-size:15px;font-weight:600}
.review-device{font-size:12.5px;color:var(--muted)}
.stars{margin-top:14px;color:var(--lime);font-size:13px;letter-spacing:2px;text-shadow:0 1px 0 rgba(14,58,46,.2)}
.review p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75}
.review time{display:block;margin-top:12px;font-size:12.5px;color:#8A968F;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

/* ---------- 下载 CTA ---------- */
.cta-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:center}
@media(min-width:1024px){.cta-grid{grid-template-columns:1.25fr .75fr;gap:48px}}
.cta-copy h2{font-size:clamp(24px,2.8vw,32px);line-height:1.3;color:#fff}
.cta-copy p{margin-top:14px;color:#B9C7C0;max-width:560px}
.cta-side{display:flex;flex-direction:column;gap:20px;align-items:flex-start}
@media(min-width:1024px){.cta-side{align-items:flex-end}}
.qr-box{
  width:120px;aspect-ratio:1;border-radius:14px;
  background-color:#fff;
  background-image:
    repeating-linear-gradient(90deg,rgba(10,23,20,.92) 0 7px,transparent 7px 14px),
    repeating-linear-gradient(0deg,rgba(10,23,20,.92) 0 7px,transparent 7px 14px);
  border:6px solid #fff;
  box-shadow:0 16px 34px -22px rgba(0,0,0,.9);
}
.cta-meta{width:100%;max-width:280px;display:flex;flex-direction:column;gap:8px}
.cta-meta li{
  display:flex;justify-content:space-between;gap:12px;
  font-size:12.5px;color:#9FB0A8;
  padding-bottom:8px;border-bottom:1px solid rgba(232,239,233,.12);
}
.cta-meta li strong{
  color:#E8EFE9;font-weight:600;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:1024px){.news-grid{grid-template-columns:1.1fr .9fr;gap:24px;align-items:start}}
.news-feature{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.news-feature:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.news-feature img{width:100%;aspect-ratio:16/10;object-fit:cover}
.news-feature-body{padding:22px 24px 26px}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--muted)}
.news-meta time{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.news-feature h3{margin-top:12px;font-size:20px;line-height:1.5}
.news-feature h3 a:hover{color:var(--brand-bright)}
.news-feature p{
  margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-feature .text-link{display:inline-block;margin-top:16px}
.news-side{display:flex;flex-direction:column;gap:14px}
.news-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.news-item h3{
  margin-top:10px;font-size:16px;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-item h3 a:hover{color:var(--brand-bright)}
.news-list{min-height:220px;display:flex;flex-direction:column;gap:14px}
.empty-state{
  border:1.5px dashed var(--line);border-radius:var(--r-card);
  background:#fff;padding:48px 24px;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:12px;
}
.empty-state svg{color:#A9B5AE}
.empty-state p{font-size:14px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);
}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:12px 22px;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink);
  list-style:none;
  transition:background .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#FAFBF9}
.faq-item summary::after{
  content:"+";flex:0 0 auto;
  font-size:22px;font-weight:400;color:var(--brand-bright);line-height:1;
  transition:transform .22s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#C9D3CE;position:relative}
.site-footer::before{
  content:"";position:absolute;inset:0;opacity:.05;
  background-image:repeating-linear-gradient(115deg,rgba(198,242,78,.9) 0 1px,transparent 1px 26px);
}
.site-footer > *{position:relative;z-index:2}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:32px;
  padding-top:56px;padding-bottom:40px;
}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.1fr;padding-top:72px}}
.footer-brand .brand-text{color:#fff;font-size:19px}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:#9FB0A8;max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em}
.footer-col ul{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:#C9D3CE;transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-col li{font-size:14px;color:#9FB0A8}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  padding-top:20px;padding-bottom:32px;
  border-top:1px solid rgba(232,239,233,.12);
  font-size:13px;color:#7E8C85;
}

@media (prefers-reduced-motion: reduce){
  .mks-page *{transition-duration:.001ms !important;animation-duration:.001ms !important}
  .mks-page{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --brand:#0E3A2E;
  --brand-dark:#0A1714;
  --brand-light:#14654B;
  --lime:#C6F24E;
  --lime-hover:#D6FF66;
  --lime-soft:#EEF3EC;
  --orange:#FF6B2C;
  --orange-dark:#E85A1E;
  --ink:#101613;
  --muted:#46514C;
  --line:#E2E6E1;
  --bg:#F4F6F3;
  --card:#FFFFFF;
  --radius-card:16px;
  --radius-img:20px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(16,22,19,.06), 0 12px 28px -18px rgba(16,22,19,.26);
  --shadow-2:0 2px 4px rgba(16,22,19,.08), 0 20px 40px -22px rgba(16,22,19,.34);
  --sidebar-w:256px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;object-fit:cover;}
a{color:var(--brand-light);text-decoration:none;}
a:hover{text-decoration:underline;text-underline-offset:4px;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-family:var(--font);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.dark :focus-visible{outline-color:var(--lime);}
body.drawer-open{overflow:hidden;}

/* ============ 品牌 ============ */
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;
  background:var(--brand);color:var(--lime);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:14px;letter-spacing:.04em;
  box-shadow:inset 0 0 0 1px rgba(198,242,78,.28);
}
.brand-text{
  font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink);
  white-space:nowrap;
}

/* ============ 侧栏 / App Shell ============ */
.app-sidebar{
  position:fixed;inset:0 auto 0 0;width:var(--sidebar-w);
  background:var(--card);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:0 16px 20px;
  z-index:70;
  transition:transform 240ms var(--ease);
}
.sidebar-head{
  height:64px;display:flex;align-items:center;
  border-bottom:1px solid var(--line);
  margin:0 -16px 16px;padding:0 16px;
}
.sidebar-nav{display:flex;flex-direction:column;gap:4px;}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 14px;border-radius:var(--radius-btn);
  color:var(--muted);font-size:15px;font-weight:500;
  transition:background 200ms var(--ease), color 200ms var(--ease);
  text-decoration:none;
}
.nav-item svg{flex:0 0 18px;color:currentColor;opacity:.9;}
.nav-item:hover{background:var(--lime-soft);color:var(--ink);text-decoration:none;}
.nav-item.is-active{background:var(--lime-soft);color:var(--ink);font-weight:700;}
.nav-item.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:999px;background:var(--lime);
}
.sidebar-cta{margin-top:20px;}
.sidebar-foot{
  margin-top:auto;padding-top:18px;border-top:1px solid var(--line);
  font-size:12px;line-height:1.75;color:var(--muted);
}
.sidebar-foot p{margin-bottom:4px;}
.sidebar-foot .ver{font-family:var(--mono);color:var(--brand);font-weight:600;}

/* ============ 移动端顶栏 ============ */
.mobile-topbar{
  display:none;position:sticky;top:0;z-index:60;
  height:56px;align-items:center;justify-content:space-between;gap:12px;
  padding:0 14px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.hamburger{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:var(--card);display:flex;align-items:center;justify-content:center;
  cursor:pointer;color:var(--brand);transition:background 200ms var(--ease);
}
.hamburger:hover{background:var(--lime-soft);}
.mobile-topbar .brand-text{font-size:16px;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,23,20,.55);
  opacity:0;pointer-events:none;transition:opacity 220ms var(--ease);z-index:65;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}

/* ============ 主区域 ============ */
.app-main{margin-left:var(--sidebar-w);min-height:100vh;}
.article-shell{
  max-width:1200px;margin:0 auto;
  padding:40px 40px 88px;
}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);margin-bottom:28px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-light);}
.breadcrumb .sep{color:#A9B3AE;}
.breadcrumb .current{
  color:var(--ink);font-weight:600;max-width:340px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ============ 文章头部 ============ */
.article-head{max-width:760px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  background:var(--lime-soft);color:var(--brand);
  font-size:12px;font-weight:600;letter-spacing:.06em;
  border:1px solid #DCE6D6;
}
.article-head h1{
  font-size:clamp(30px,4.4vw,50px);
  font-weight:800;line-height:1.18;letter-spacing:-.02em;
  margin:18px 0 16px;color:var(--ink);
}
.meta-row{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13px;color:var(--muted);line-height:1.6;
}
.meta-row .dot{width:1px;height:12px;background:var(--line);display:inline-block;}
.meta-row .mono{font-family:var(--mono);color:var(--brand);font-weight:600;}

.article-cover{
  margin:32px 0 8px;max-width:900px;
  border-radius:var(--radius-img);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
}
.article-cover img{width:100%;aspect-ratio:21/9;object-fit:cover;}

/* ============ 正文排版 ============ */
.article-body{
  max-width:760px;margin-top:40px;
  font-size:16px;line-height:1.9;color:#1C2420;
}
.article-body > * + *{margin-top:1.4em;}
.article-body p{margin:0;line-height:1.9;}
.article-body h2{
  position:relative;padding-left:16px;
  font-size:clamp(22px,2.4vw,27px);font-weight:700;line-height:1.35;
  margin-top:2.2em;margin-bottom:.8em;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;
  width:4px;height:20px;border-radius:2px;background:var(--lime);
}
.article-body h3{
  font-size:19px;font-weight:600;line-height:1.45;
  margin-top:1.8em;margin-bottom:.6em;color:var(--ink);
}
.article-body ul,.article-body ol{margin:1.2em 0;padding:0;}
.article-body ul li{
  position:relative;padding-left:22px;margin:.55em 0;line-height:1.85;
}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;
  width:7px;height:7px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 0 3px rgba(198,242,78,.22);
}
.article-body ol{counter-reset:item;list-style:none;}
.article-body ol li{
  counter-increment:item;position:relative;padding-left:38px;margin:.65em 0;
}
.article-body ol li::before{
  content:counter(item,decimal-leading-zero);
  position:absolute;left:0;top:.1em;
  font-family:var(--mono);font-size:14px;font-weight:700;color:var(--brand);
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:4px solid var(--lime);background:#F1F5EE;
  border-radius:0 12px 12px 0;color:#26302B;font-size:15.5px;
}
.article-body a{color:var(--brand-light);text-decoration:underline;text-underline-offset:4px;}
.article-body strong{font-weight:700;color:var(--ink);}
.article-body img{
  width:100%;border-radius:var(--radius-img);
  border:1px solid var(--line);margin:1.6em 0 .6em;
}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{
  font-size:13px;color:var(--muted);text-align:center;margin-top:8px;
}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;
  font-size:14.5px;margin:1.6em 0;
}
.article-body thead th{
  background:#F1F5EE;text-align:left;font-weight:600;
  padding:12px 16px;color:var(--brand);border-bottom:1px solid var(--line);
}
.article-body tbody td{
  padding:12px 16px;border-bottom:1px solid var(--line);color:#26302B;
}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0;}

/* 空态 */
.empty-state{
  border:1.5px dashed var(--line);border-radius:var(--radius-card);
  padding:56px 24px;text-align:center;background:var(--card);
}
.empty-state .empty-icon{
  width:48px;height:48px;margin:0 auto 16px;border-radius:12px;
  border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;
  color:#98A49E;
}
.empty-state p{font-size:14px;color:var(--muted);margin-bottom:16px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;text-decoration:none;cursor:pointer;
  border:1.5px solid transparent;
  transition:transform 200ms var(--ease),background 200ms var(--ease),
             color 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.btn:hover{text-decoration:none;transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--lime);color:var(--brand-dark);}
.btn-primary:hover{background:var(--lime-hover);box-shadow:var(--shadow-2);}
.btn-accent{background:var(--orange);color:#fff;}
.btn-accent:hover{background:var(--orange-dark);box-shadow:var(--shadow-2);}
.btn-secondary{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-secondary:hover{background:var(--brand);color:#fff;}
.btn-block{width:100%;}
.btn-mini{height:36px;padding:0 14px;font-size:13px;border-radius:9px;}

/* ============ 文末下载 CTA ============ */
.article-cta{
  position:relative;overflow:hidden;
  margin-top:64px;max-width:760px;
  background:var(--brand-dark);color:#E8EFE9;
  border-radius:var(--radius-img);
  padding:32px 32px 28px;
  display:flex;gap:28px;align-items:center;justify-content:space-between;flex-wrap:wrap;
}
.article-cta::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(198,242,78,.06) 0 1px,transparent 1px 22px);
}
.article-cta > *{position:relative;z-index:1;}
.article-cta h2{
  font-size:21px;font-weight:700;color:#fff;line-height:1.4;margin-bottom:8px;
}
.article-cta p{font-size:14px;color:#C9D3CE;max-width:420px;}
.article-cta .cta-buttons{display:flex;gap:12px;flex-wrap:wrap;}
.article-cta .cta-meta{
  font-family:var(--mono);font-size:12px;color:#9FB0A8;margin-top:12px;
  width:100%;
}

/* ============ 相关阅读 ============ */
.related{margin-top:72px;}
.section-title{
  font-size:clamp(22px,2.6vw,28px);font-weight:700;line-height:1.3;
  position:relative;padding-bottom:12px;margin-bottom:28px;
}
.section-title::after{
  content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;
  border-radius:2px;background:var(--lime);
}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.related-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.related-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.related-card .rc-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.related-card h3{
  font-size:17px;font-weight:600;line-height:1.45;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-card .rc-meta{font-size:13px;color:var(--muted);font-family:var(--mono);}
.related-card .rc-link{font-size:14px;font-weight:600;color:var(--brand-light);}
.related-card a{text-decoration:none;}

/* ============ 上一篇 / 下一篇 ============ */
.post-nav{
  margin-top:48px;display:grid;grid-template-columns:1fr 1fr;gap:20px;
}
.post-nav a{
  display:flex;flex-direction:column;gap:6px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px 22px;box-shadow:var(--shadow-1);text-decoration:none;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.post-nav a:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D3DCD5;}
.post-nav .pn-label{font-size:12px;letter-spacing:.08em;font-weight:600;color:var(--muted);}
.post-nav .pn-title{
  font-size:16px;font-weight:600;color:var(--ink);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.post-nav .pn-right{align-items:flex-end;text-align:right;}

/* ============ 返回入口 ============ */
.back-links{
  margin-top:36px;display:flex;gap:20px;flex-wrap:wrap;font-size:14px;font-weight:600;
}
.back-links a{color:var(--brand-light);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-dark);color:#C9D3CE;
  margin-top:80px;padding:64px 0 28px;
}
.container{max-width:1200px;margin:0 auto;padding:0 40px;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.2fr;gap:40px;
}
.footer-brand .brand-text{color:#fff;font-size:19px;display:block;margin-bottom:14px;}
.footer-brand p{font-size:14px;line-height:1.8;color:#A9B6AF;max-width:340px;}
.footer-col h4{
  font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;color:#A9B6AF;}
.footer-col a{color:#C9D3CE;text-decoration:none;transition:color 180ms var(--ease);}
.footer-col a:hover{color:var(--lime);text-decoration:none;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(226,230,225,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8E9C95;
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .app-sidebar{transform:translateX(-100%);box-shadow:var(--shadow-2);}
  .app-sidebar.is-open{transform:translateX(0);}
  .app-main{margin-left:0;}
  .mobile-topbar{display:flex;}
  .article-shell{padding:28px 20px 64px;}
  .container{padding:0 20px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .article-head h1{font-size:clamp(26px,7vw,34px);}
  .related-grid{grid-template-columns:1fr;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav .pn-right{align-items:flex-start;text-align:left;}
  .article-cta{padding:26px 22px;flex-direction:column;align-items:flex-start;}
  .article-cta .cta-buttons{width:100%;}
  .article-cta .cta-buttons .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .breadcrumb .current{max-width:180px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root{
  --brand:#0E3A2E;
  --brand-2:#14654B;
  --dark:#0A1714;
  --lime:#C6F24E;
  --lime-hover:#D6FF66;
  --orange:#FF6B2C;
  --orange-dark:#E85A1E;
  --ink:#101613;
  --ink-2:#46514C;
  --line:#E2E6E1;
  --bg:#F4F6F3;
  --card:#FFFFFF;
  --soft:#EEF3EC;
  --dark-text:#E8EFE9;
  --dark-muted:#A9B6B0;
  --r-card:16px;
  --r-img:20px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(16,22,19,.06),0 12px 28px -18px rgba(16,22,19,.26);
  --sh-2:0 2px 4px rgba(16,22,19,.08),0 20px 40px -22px rgba(16,22,19,.34);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
@media (min-width:1024px){html{scroll-padding-top:24px}}
body.site-body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -webkit-text-size-adjust:100%;
}
body.drawer-lock{overflow:hidden}
img{display:block;max-width:100%}
main p{margin:0 0 1.1em}
main p:last-child{margin-bottom:0}
main ul,main ol{margin:0;padding:0;list-style:none}
a{text-decoration:none;transition:color .2s var(--ease)}
main a{color:var(--brand-2)}
main a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:rgba(14,58,46,.24);border-radius:999px;border:3px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:rgba(14,58,46,.4)}

/* ---------- 布局骨架 ---------- */
.app-main{margin-left:0;min-height:100vh;display:flex;flex-direction:column}
@media (min-width:1024px){.app-main{margin-left:256px}}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1024px){.container{padding:0 40px}}
main{flex:1 0 auto}

/* ---------- 侧栏导航 ---------- */
.app-sidebar{
  position:fixed;top:0;left:0;bottom:0;width:280px;max-width:84vw;
  background:var(--card);border-right:1px solid var(--line);
  display:flex;flex-direction:column;z-index:80;
  transform:translateX(-100%);transition:transform .24s var(--ease);
  overflow-y:auto;
}
.app-sidebar.is-open{transform:translateX(0)}
@media (min-width:1024px){.app-sidebar{width:256px;max-width:none;transform:none}}
.sidebar-brand{display:flex;align-items:center;gap:10px;height:64px;padding:0 18px;border-bottom:1px solid var(--line);flex:0 0 auto}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);display:grid;place-items:center;flex:0 0 auto}
.brand-mark--sm{width:28px;height:28px;border-radius:8px}
.brand-text{font-weight:800;font-size:18px;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.sidebar-nav{display:flex;flex-direction:column;gap:4px;padding:16px 12px}
.nav-item{
  display:flex;align-items:center;gap:10px;height:44px;padding:0 12px;
  border-radius:var(--r-btn);color:var(--ink-2);font-size:15px;font-weight:500;
  border-left:3px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.nav-item svg{flex:0 0 auto}
.nav-item:hover{background:var(--soft);color:var(--ink);text-decoration:none}
.nav-item.is-active{background:var(--soft);color:var(--ink);font-weight:700;border-left-color:var(--lime)}
.sidebar-cta{padding:4px 12px 0}
.sidebar-foot{margin-top:auto;padding:16px 18px 22px;border-top:1px solid var(--line);font-size:12px;line-height:1.7;color:var(--ink-2)}
.sidebar-foot strong{color:var(--ink);font-weight:700}

/* ---------- 移动顶栏 ---------- */
.topbar{
  position:sticky;top:0;z-index:50;height:56px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 14px;background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
@media (min-width:1024px){.topbar{display:none}}
.topbar-brand{display:flex;align-items:center;gap:8px;color:var(--ink)}
.topbar-brand:hover{text-decoration:none}
.menu-toggle{width:40px;height:40px;display:grid;place-items:center;border-radius:10px;color:var(--brand);transition:background .18s var(--ease)}
.menu-toggle:hover{background:var(--soft)}
.drawer-mask{position:fixed;inset:0;background:rgba(10,23,20,.55);opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s var(--ease);z-index:70}
.drawer-mask.is-open{opacity:1;visibility:visible}
@media (min-width:1024px){.drawer-mask{display:none}}

/* ---------- 通用排版 ---------- */
h1.page-title{font-size:clamp(29px,4.2vw,48px);line-height:1.18;font-weight:800;letter-spacing:-.02em;color:var(--ink);margin:0}
h2.section-title{font-size:clamp(23px,2.6vw,32px);line-height:1.3;font-weight:700;letter-spacing:-.01em;color:var(--ink);margin:0}
h3.card-title{font-size:19px;line-height:1.45;font-weight:600;color:var(--ink);margin:0}
h4.col-title{font-size:15px;font-weight:700;color:#fff;margin:0 0 14px}
.section{padding:48px 0}
@media (min-width:768px){.section{padding:64px 0}}
@media (min-width:1024px){.section{padding:88px 0}}
.section--tight{padding:40px 0}
@media (min-width:768px){.section--tight{padding:56px 0}}
.section--white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:32px}
@media (min-width:1024px){.section-head{margin-bottom:44px}}
.section-title--bar::after{content:"";display:block;width:40px;height:3px;background:var(--lime);border-radius:2px;margin-top:14px}
.sub{font-size:15.5px;color:var(--ink-2);line-height:1.8;margin:14px 0 0;max-width:660px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--brand-2);text-transform:uppercase}

/* ---------- 徽章 / 按钮 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.06em;background:var(--soft);color:var(--brand);border:1px solid rgba(14,58,46,.12)}
.badge--lime{background:rgba(198,242,78,.3);color:#1F3D12;border-color:rgba(198,242,78,.7)}
.badge--orange{background:rgba(255,107,44,.14);color:#B8430F;border-color:rgba(255,107,44,.34)}
.badge--ghost{background:rgba(232,239,233,.1);color:var(--dark-text);border-color:rgba(232,239,233,.28)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:var(--r-btn);
  font-size:16px;font-weight:700;white-space:nowrap;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--lime);color:var(--dark)}
.btn-primary:hover{background:var(--lime-hover);color:var(--dark)}
.btn-outline{background:transparent;border:1.5px solid var(--brand);color:var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff}
.btn-download{background:var(--orange);color:#fff;box-shadow:0 10px 24px -14px rgba(255,107,44,.9)}
.btn-download:hover{background:var(--orange-dark);color:#fff}
.btn-ghost{background:transparent;border:1.5px solid rgba(232,239,233,.45);color:var(--dark-text)}
.btn-ghost:hover{background:rgba(232,239,233,.12);border-color:var(--lime);color:#fff}
.btn-block{width:100%}
.btn-sm{height:44px;font-size:15px;padding:0 18px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-2)}
.text-link:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);border-bottom:1px solid var(--line)}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(14,58,46,.06) 0 1px,transparent 1px 28px);
  opacity:.6;
}
.page-hero__dot{position:absolute;top:26px;right:26px;width:40px;height:40px;border-radius:50%;background:rgba(198,242,78,.35);pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;gap:32px;align-items:center;padding:36px 0 48px}
@media (min-width:900px){.hero-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:52px;padding:52px 0 68px}}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin:0 0 18px}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand-2)}
.breadcrumb .sep{color:#9AA6A0}
.breadcrumb .crumb-current{color:var(--ink);font-weight:600;max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lead{font-size:16.5px;line-height:1.85;color:var(--ink-2);margin:18px 0 0;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.meta-row{display:flex;flex-wrap:wrap;margin:26px 0 0;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-2)}
.meta-row li{padding:2px 14px;border-right:1px solid var(--line);line-height:1.6}
.meta-row li:first-child{padding-left:0}
.meta-row li:last-child{border-right:0;padding-right:0}

/* ---------- 图片容器 ---------- */
.figure{margin:0;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:#fff;transition:box-shadow .22s var(--ease),transform .22s var(--ease)}
.figure:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.figure img{width:100%;height:100%;object-fit:cover;display:block;aspect-ratio:16/10}
.figure--hero img{aspect-ratio:16/11}
.figure--43 img{aspect-ratio:4/3}

/* ---------- 图文交错 ---------- */
.split{display:grid;gap:28px;align-items:center}
@media (min-width:900px){.split{grid-template-columns:1fr 1fr;gap:60px}}
.split + .split{margin-top:56px;padding-top:56px;border-top:1px solid var(--line)}
@media (min-width:1024px){.split + .split{margin-top:76px;padding-top:76px}}
@media (min-width:900px){
  .split--reverse .split__media{order:2}
}
.split__body p{font-size:15.5px;color:var(--ink-2);margin:16px 0 0;line-height:1.85}
.check-list{display:flex;flex-direction:column;gap:13px;margin-top:22px}
.check-list li{display:flex;gap:11px;align-items:flex-start;font-size:15.5px;color:var(--ink-2);line-height:1.75}
.check-list svg{flex:0 0 auto;margin-top:6px;color:var(--brand-2)}

/* ---------- 步骤卡 ---------- */
.steps{display:grid;gap:20px}
@media (min-width:768px){.steps{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.step-num{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand-2);display:block;margin-bottom:12px}
.step-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin:10px 0 0}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;gap:20px}
@media (min-width:680px){.card-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.card-grid{gap:24px}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.card-icon{width:44px;height:44px;border-radius:12px;background:var(--soft);display:grid;place-items:center;color:var(--brand);margin-bottom:16px;flex:0 0 auto}
.card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin:10px 0 0}
.card .text-link{margin-top:18px}

/* ---------- FAQ ---------- */
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);max-width:900px}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);transition:background .18s var(--ease)}
.faq-q:hover{background:var(--soft)}
.faq-icon{flex:0 0 auto;color:var(--brand-2);transition:transform .24s var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s var(--ease)}
.faq-a__inner{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:760px}

/* ---------- 下载 CTA ---------- */
.cta{
  position:relative;overflow:hidden;border-radius:var(--r-img);
  background-color:var(--dark);
  background-image:repeating-linear-gradient(115deg,rgba(198,242,78,.07) 0 1px,transparent 1px 24px);
  color:var(--dark-text);padding:30px 24px;
  box-shadow:0 24px 50px -30px rgba(10,23,20,.8);
}
@media (min-width:900px){.cta{padding:46px 48px}}
.cta h2{color:#fff;font-size:clamp(22px,2.5vw,30px);font-weight:700;line-height:1.32;margin:0}
.cta p{font-size:15px;color:var(--dark-muted);margin:14px 0 0;max-width:560px;line-height:1.85}
.cta-grid{position:relative;z-index:1;display:grid;gap:30px;align-items:center}
@media (min-width:900px){.cta-grid{grid-template-columns:minmax(0,1fr) 220px;gap:48px}}
.cta-actions{display:flex;flex-direction:column;gap:14px;margin-top:26px}
@media (min-width:600px){.cta-actions{flex-direction:row;flex-wrap:wrap}}
.cta-panel{display:flex;flex-direction:column;align-items:center;gap:16px}
@media (min-width:900px){.cta-panel{align-items:flex-end}}
.qr{width:120px;height:120px;border-radius:12px;background:rgba(232,239,233,.07);border:1px dashed rgba(232,239,233,.4);display:grid;place-items:center;font-size:12px;color:var(--dark-muted);letter-spacing:.06em}
.cta-meta{font-size:12.5px;color:var(--dark-muted);line-height:1.9;text-align:center}
@media (min-width:900px){.cta-meta{text-align:right}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#C9D3CE;padding:52px 0 0;margin-top:auto}
.footer-grid{display:grid;gap:32px;padding-bottom:40px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}}
@media (min-width:1024px){.footer-grid{gap:48px}}
.footer-brand .brand-text{color:#fff;font-size:18px}
.footer-brand p{font-size:14px;line-height:1.85;color:#A9B6B0;margin:14px 0 0;max-width:360px}
.footer-col ul{display:flex;flex-direction:column;gap:10px;font-size:14px;line-height:1.7}
.footer-col a{color:#C9D3CE}
.footer-col a:hover{color:var(--lime);text-decoration:none}
.footer-col li{color:#A9B6B0}
.footer-bottom{border-top:1px solid rgba(232,239,233,.12);padding:18px 0 30px;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:13px;color:#8E9B96}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
    --brand:#0E3A2E;
    --brand-dark:#0A1714;
    --brand-light:#14654B;
    --lime:#C6F24E;
    --orange:#FF6B2C;
    --ink:#101613;
    --muted:#46514C;
    --line:#E2E6E1;
    --bg:#F4F6F3;
    --card:#FFFFFF;
    --radius-card:16px;
    --radius-media:20px;
    --radius-btn:10px;
    --shadow-1:0 1px 2px rgba(16,22,19,.06), 0 12px 28px -18px rgba(16,22,19,.26);
    --shadow-2:0 2px 4px rgba(16,22,19,.08), 0 20px 40px -22px rgba(16,22,19,.34);
    --ease:cubic-bezier(.2,.7,.3,1);
  }

  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
    background:var(--bg);
    color:var(--ink);
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;border:0}
  a{color:var(--brand-light);text-decoration:none;transition:color .2s var(--ease)}
  a:hover{text-decoration:underline;text-underline-offset:4px}
  button{font:inherit;color:inherit}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin:0}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
  .dark-zone :focus-visible{outline-color:var(--lime)}

  .container{max-width:1200px;margin:0 auto;padding:0 20px}
  .brand-text{font-weight:800;font-size:18px;letter-spacing:-.01em;color:var(--brand-dark)}

  /* ============ 侧栏 App Shell ============ */
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;width:256px;
    background:#fff;border-right:1px solid var(--line);
    display:flex;flex-direction:column;z-index:70;
    transform:translateX(-105%);
    transition:transform .24s var(--ease);
  }
  .sidebar.is-open{transform:translateX(0);box-shadow:0 0 60px rgba(10,23,20,.35)}
  .sidebar-head{
    height:64px;flex:none;display:flex;align-items:center;gap:10px;
    padding:0 18px;border-bottom:1px solid var(--line);
  }
  .brand-mark{
    width:36px;height:36px;flex:none;border-radius:10px;background:var(--brand);
    display:grid;place-items:center;color:var(--lime);
  }
  .sidebar-nav{padding:14px 12px 8px;display:flex;flex-direction:column;gap:4px;overflow-y:auto}
  .nav-item{
    display:flex;align-items:center;gap:10px;height:44px;padding:0 12px;
    border-radius:10px;font-size:15px;font-weight:500;color:var(--muted);
    position:relative;text-decoration:none !important;transition:background .2s var(--ease),color .2s var(--ease);
  }
  .nav-item svg{flex:none;opacity:.85}
  .nav-item:hover{background:#EEF3EC;color:var(--brand)}
  .nav-item.is-active{background:#EEF3EC;color:var(--brand);font-weight:700}
  .nav-item.is-active::before{
    content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;
    border-radius:999px;background:var(--lime);
  }
  .sidebar-cta{padding:8px 16px 0}
  .sidebar-cta .btn{width:100%}
  .sidebar-foot{
    margin-top:auto;padding:16px;border-top:1px solid var(--line);
    font-size:12px;line-height:1.7;color:var(--muted);
  }
  .sidebar-foot strong{display:block;color:var(--ink);font-size:13px;font-weight:700;margin-bottom:2px}

  .drawer-mask{
    position:fixed;inset:0;background:rgba(10,23,20,.55);z-index:65;
    opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease);
  }
  .drawer-mask.is-open{opacity:1;visibility:visible}

  .mobile-topbar{
    position:sticky;top:0;z-index:60;height:56px;
    display:flex;align-items:center;gap:12px;padding:0 14px;
    background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
  }
  .hamburger{
    width:40px;height:40px;flex:none;border:1px solid var(--line);background:#fff;
    border-radius:10px;display:grid;place-items:center;cursor:pointer;
    transition:background .2s var(--ease),border-color .2s var(--ease);
  }
  .hamburger:hover{background:#EEF3EC;border-color:#D5DCD6}
  .topbar-dl{
    margin-left:auto;height:38px;padding:0 16px;border-radius:10px;background:var(--lime);
    color:var(--brand-dark) !important;font-size:14px;font-weight:700;display:inline-flex;
    align-items:center;white-space:nowrap;text-decoration:none !important;
  }
  .topbar-dl:hover{background:#D6FF66}

  .page{margin-left:0;min-width:0}

  @media (min-width:1024px){
    .sidebar{transform:translateX(0);box-shadow:none}
    .mobile-topbar{display:none}
    .drawer-mask{display:none}
    .page{margin-left:256px}
    .page-inner{padding:0 40px}
  }

  /* ============ 通用组件 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:50px;padding:0 24px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:700;white-space:nowrap;cursor:pointer;
    border:1.5px solid transparent;text-decoration:none !important;
    transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  }
  .btn:active{transform:translateY(0) scale(.995)}
  .btn-primary{background:var(--lime);color:var(--brand-dark) !important}
  .btn-primary:hover{background:#D6FF66;transform:translateY(-2px);box-shadow:var(--shadow-2);text-decoration:none}
  .btn-orange{background:var(--orange);color:#fff !important}
  .btn-orange:hover{background:#E85A1E;transform:translateY(-2px);box-shadow:0 18px 32px -20px rgba(255,107,44,.85)}
  .btn-outline{background:transparent;border-color:var(--brand);color:var(--brand) !important}
  .btn-outline:hover{background:var(--brand);color:#fff !important;transform:translateY(-2px)}
  .btn-outline-light{background:transparent;border-color:rgba(232,239,233,.5);color:#E8EFE9 !important}
  .btn-outline-light:hover{border-color:var(--lime);color:var(--lime) !important}
  .btn-sm{height:44px;padding:0 20px;font-size:14px}

  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;
    letter-spacing:.02em;line-height:1.5;
  }
  .badge-lime{background:rgba(198,242,78,.16);color:var(--brand);border:1px solid rgba(198,242,78,.5)}
  .badge-soft{background:#EEF3EC;color:var(--brand-light)}
  .badge-dark{background:rgba(198,242,78,.12);color:var(--lime);border:1px solid rgba(198,242,78,.28)}

  .section{padding:56px 0}
  @media (min-width:768px){.section{padding:64px 0}}
  @media (min-width:1024px){.section{padding:88px 0}}
  .section-dark{background:var(--brand-dark);color:#E8EFE9;
    background-image:linear-gradient(115deg,rgba(198,242,78,.05) 0 1px,transparent 1px 22px);
  }
  .section-white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

  .sec-head{max-width:760px;margin-bottom:36px}
  .sec-title{
    font-size:clamp(24px,2.8vw,32px);font-weight:700;line-height:1.3;
    color:var(--brand-dark);margin:0 0 12px;
  }
  .section-dark .sec-title{color:#fff}
  .sec-title .bar{display:block;width:40px;height:3px;background:var(--lime);border-radius:999px;margin-bottom:14px}
  .sec-sub{color:var(--muted);font-size:16px}
  .section-dark .sec-sub{color:#B9C7C1}

  .card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px;box-shadow:var(--shadow-1);
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  }
  .card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D5DCD6}

  /* ============ 吸顶子导航 ============ */
  .subnav{
    position:sticky;top:56px;z-index:50;background:rgba(255,255,255,.96);
    backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
  }
  @media (min-width:1024px){.subnav{top:0}}
  .subnav-track{
    display:flex;gap:6px;overflow-x:auto;padding:0 20px;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .subnav-track::-webkit-scrollbar{display:none}
  .subnav-link{
    flex:none;height:52px;display:inline-flex;align-items:center;
    font-size:14px;font-weight:600;color:var(--muted);
    padding:0 10px;border-bottom:2px solid transparent;
    text-decoration:none !important;transition:color .2s var(--ease),border-color .2s var(--ease);
  }
  .subnav-link:hover{color:var(--brand)}
  .subnav-link.is-active{color:var(--brand);border-bottom-color:var(--lime)}

  /* ============ H1 区 ============ */
  .page-hero{position:relative;overflow:hidden;background:var(--brand-dark);color:#E8EFE9}
  .page-hero::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-2.png');
    background-size:cover;background-position:center;opacity:.28;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(140deg,rgba(10,23,20,.92) 0%,rgba(10,23,20,.78) 55%,rgba(14,58,46,.72) 100%);
  }
  .hero-inner{position:relative;z-index:2;padding:44px 0 52px}
  @media (min-width:1024px){.hero-inner{padding:64px 0 76px}}
  .breadcrumb{
    display:flex;align-items:center;gap:8px;font-size:13px;color:#AFC0B9;
    margin-bottom:20px;flex-wrap:wrap;
  }
  .breadcrumb a{color:#C9D3CE !important;text-decoration:none}
  .breadcrumb a:hover{color:var(--lime) !important}
  .breadcrumb .sep{opacity:.6}
  .breadcrumb .current{color:#E8EFE9;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

  .hero-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center}
  @media (min-width:1024px){.hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:48px}}
  h1{
    font-size:clamp(30px,4.4vw,50px);font-weight:800;line-height:1.18;
    letter-spacing:-.02em;color:#fff;margin:18px 0 16px;
  }
  .hero-lead{font-size:17px;line-height:1.8;color:#CBD7D1;max-width:640px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
  .hero-media{
    border-radius:var(--radius-media);border:1px solid rgba(198,242,78,.18);
    overflow:hidden;box-shadow:0 24px 60px -30px rgba(0,0,0,.9);background:rgba(10,23,20,.6);
  }
  .hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.92}
  .hero-note{
    margin-top:24px;padding-top:18px;border-top:1px solid rgba(232,239,233,.16);
    font-size:13px;color:#AFC0B9;display:flex;flex-wrap:wrap;gap:10px 0;
  }
  .hero-note span{display:inline-flex;align-items:center}
  .hero-note span + span::before{
    content:"";width:1px;height:12px;background:rgba(232,239,233,.28);
    display:inline-block;margin:0 14px;
  }

  /* ============ 对比双栏卡 ============ */
  .compare{
    display:grid;grid-template-columns:1fr;gap:0;background:#fff;
    border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow-1);
  }
  @media (min-width:900px){
    .compare{grid-template-columns:1fr 1fr}
    .compare-col + .compare-col{border-left:1px solid var(--line)}
  }
  .compare-col{padding:24px}
  @media (min-width:768px){.compare-col{padding:28px}}
  .compare-col + .compare-col{border-top:1px solid var(--line)}
  @media (min-width:900px){.compare-col + .compare-col{border-top:0}}
  .compare-head{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
  .platform-icon{
    width:44px;height:44px;flex:none;border-radius:12px;display:grid;place-items:center;
    background:#EEF3EC;color:var(--brand);
  }
  .compare-col.feature .platform-icon{background:rgba(255,107,44,.12);color:#C24A16}
  .compare-head h3{font-size:18px;font-weight:700;color:var(--brand-dark);line-height:1.4}
  .compare-head p{font-size:13px;color:var(--muted);line-height:1.6}
  .spec-row{
    display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
    padding:13px 0;border-bottom:1px dashed var(--line);font-size:14px;
  }
  .spec-row:last-child{border-bottom:0}
  .spec-key{color:var(--muted);flex:none;min-width:88px}
  .spec-val{font-weight:600;color:var(--ink);text-align:right;display:inline-flex;align-items:center;gap:6px}
  .spec-val code{
    font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;
    background:#F4F6F3;border:1px solid var(--line);border-radius:6px;padding:1px 6px;color:var(--brand);
  }
  .mark-yes{color:var(--brand-light);font-weight:700}
  .mark-no{color:#9AA6A1;font-weight:700}
  .icon-yes,.icon-no{flex:none}
  .icon-yes{color:var(--brand-light)}
  .icon-no{color:#B7C0BB}

  /* ============ 时间线 ============ */
  .timeline{position:relative;margin-top:8px;padding-left:26px}
  .timeline::before{
    content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;
    background:linear-gradient(180deg,var(--lime),rgba(198,242,78,.15));
    border-radius:999px;
  }
  .tl-item{position:relative;padding:0 0 26px 0}
  .tl-item:last-child{padding-bottom:0}
  .tl-item::before{
    content:"";position:absolute;left:-26px;top:8px;width:12px;height:12px;border-radius:50%;
    background:var(--brand);border:2px solid var(--lime);box-shadow:0 0 0 4px rgba(198,242,78,.14);
  }
  .tl-date{
    font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;
    color:var(--brand-light);font-weight:600;letter-spacing:.02em;
  }
  .tl-item h3{font-size:18px;font-weight:600;color:var(--brand-dark);margin:4px 0 6px;line-height:1.45}
  .tl-item p{color:var(--muted);font-size:15px;max-width:640px}

  /* ============ 定义列表 ============ */
  .deflist{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow-1);
  }
  .def-row{
    display:grid;grid-template-columns:1fr;gap:6px;
    padding:16px 22px;border-bottom:1px solid var(--line);
  }
  .def-row:last-child{border-bottom:0}
  .def-row:nth-child(odd){background:#FAFBF9}
  @media (min-width:768px){
    .def-row{grid-template-columns:150px 1fr;gap:24px;padding:17px 24px;align-items:baseline}
  }
  .def-key{font-size:14px;font-weight:600;color:var(--brand);letter-spacing:.01em}
  .def-val{font-size:15px;color:var(--ink)}
  .def-val .mini{display:block;font-size:13px;color:var(--muted);margin-top:2px}

  /* ============ 引用墙 ============ */
  .quote-grid{display:grid;grid-template-columns:1fr;gap:18px}
  @media (min-width:768px){.quote-grid{grid-template-columns:1fr 1fr;gap:20px}}
  .quote{
    background:#fff;border:1px solid var(--line);border-left:4px solid var(--lime);
    border-radius:14px;padding:20px 22px;box-shadow:var(--shadow-1);
    transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  }
  .quote:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
  .quote p{font-size:15px;color:var(--ink);line-height:1.8}
  .quote-meta{
    margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);
    font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 12px;align-items:center;
  }
  .quote-meta .who{font-weight:600;color:var(--brand-dark)}
  .stars{color:#8FBE2B;letter-spacing:2px;font-size:13px}

  /* ============ 问答双列 ============ */
  .qa-grid{display:grid;grid-template-columns:1fr;gap:18px}
  @media (min-width:900px){.qa-grid{grid-template-columns:1fr 1fr;gap:22px}}
  .qa{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px;box-shadow:var(--shadow-1);
  }
  .qa h3{
    font-size:17px;font-weight:600;color:var(--brand-dark);line-height:1.5;
    display:flex;gap:10px;align-items:flex-start;
  }
  .qa h3 .q{
    flex:none;width:24px;height:24px;border-radius:7px;background:var(--brand);color:var(--lime);
    font-size:13px;font-weight:700;display:grid;place-items:center;margin-top:2px;
  }
  .qa p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.82}

  /* ============ 窄条 CTA ============ */
  .cta-strip{
    background:var(--brand-dark);color:#E8EFE9;border-radius:var(--radius-media);
    padding:26px 24px;display:flex;flex-direction:column;gap:20px;
    background-image:linear-gradient(115deg,rgba(198,242,78,.055) 0 1px,transparent 1px 20px);
    box-shadow:var(--shadow-2);
  }
  @media (min-width:768px){
    .cta-strip{flex-direction:row;align-items:center;justify-content:space-between;padding:28px 32px;gap:28px}
  }
  .cta-strip h2{
    font-size:clamp(20px,2.2vw,26px);font-weight:700;color:#fff;line-height:1.4;margin-bottom:6px;
  }
  .cta-strip .meta{font-size:13px;color:#AFC0B9;display:flex;flex-wrap:wrap;gap:4px 14px}
  .cta-strip .actions{display:flex;flex-wrap:wrap;gap:12px}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--brand-dark);color:#C9D3CE;padding:56px 0 24px;margin-top:0}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
  @media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:28px}}
  .footer-brand .brand-text{display:block;color:#fff;font-size:19px;margin-bottom:12px}
  .footer-brand p{font-size:14px;line-height:1.85;color:#A9B7B1;max-width:340px}
  .footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.02em}
  .footer-col ul{display:flex;flex-direction:column;gap:10px}
  .footer-col li{font-size:14px;color:#A9B7B1}
  .footer-col a{color:#C9D3CE !important;font-size:14px}
  .footer-col a:hover{color:var(--lime) !important;text-decoration:none}
  .footer-bottom{
    margin-top:40px;padding-top:20px;border-top:1px solid rgba(232,239,233,.14);
    display:flex;flex-direction:column;gap:8px;font-size:13px;color:#8E9C96;
  }
  @media (min-width:768px){
    .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between}
  }

  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important}
    .card:hover,.quote:hover,.btn:hover{transform:none !important}
  }