/* roulang page: index */
:root{
  --c-primary:#00A87A;
  --c-primary-deep:#046B52;
  --c-primary-soft:#E4F5EF;
  --c-accent:#C6F24E;
  --c-hot:#FF5A1F;
  --c-ink:#101A16;
  --c-ink-2:#3A4741;
  --c-muted:#6B7A73;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-border:#E3E7E2;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,26,22,.06);
  --sh-card:0 8px 24px rgba(16,26,22,.06);
  --sh-hover:0 14px 32px rgba(16,26,22,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --img-ph:#E9EDE8;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
}
img{display:block;max-width:100%;height:auto;background:var(--img-ph)}
a{color:var(--c-primary);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--c-primary-deep)}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
::selection{background:var(--c-primary-soft);color:var(--c-primary-deep)}

/* ============ 容器 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (max-width:1023px){.container{padding:0 24px}}
@media (max-width:575px){.container{padding:0 16px}}
.reading{max-width:740px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  border:1px solid transparent;font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;white-space:nowrap;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.btn--primary:hover{background:var(--c-primary-deep);color:#fff;box-shadow:var(--sh-card)}
.btn--ghost{background:#fff;border-color:var(--c-border);color:var(--c-ink)}
.btn--ghost:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn--light{background:#fff;color:var(--c-primary-deep)}
.btn--light:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn--sm{height:38px;padding:0 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;box-shadow:none;cursor:not-allowed}

/* ============ 标签 / 徽章 ============ */
.tag{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 10px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1.6;
  background:var(--c-accent);color:#0C1512;
}
.badge--hot{background:var(--c-hot);color:#fff}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.95);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--c-border);
}
.topbar{
  display:flex;align-items:center;gap:20px;height:72px;
  transition:height .22s var(--ease);
}
.site-header.is-compact .topbar{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
  width:38px;height:38px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;display:grid;place-items:center;font-size:14px;font-weight:800;letter-spacing:.5px;
}
.brand__text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand__name{font-size:17px;font-weight:800;color:var(--c-ink);white-space:nowrap}
.brand__sub{font-size:12px;color:var(--c-muted);white-space:nowrap}
.search{position:relative;flex:1 1 auto;max-width:400px;margin:0 auto}
.search input{
  width:100%;height:42px;padding:0 48px 0 16px;
  border:1px solid var(--c-border);border-radius:var(--r-input);
  background:var(--c-bg);color:var(--c-ink);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background-color .18s var(--ease);
}
.search input::placeholder{color:var(--c-muted)}
.search input:focus{
  outline:none;background:#fff;border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(0,168,122,.16);
}
.search button{
  position:absolute;right:6px;top:6px;width:30px;height:30px;
  border-radius:8px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;
  transition:background-color .18s var(--ease);
}
.search button:hover{background:var(--c-primary-deep)}
.topbar__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.hamburger{
  display:none;width:42px;height:42px;flex-direction:column;gap:4px;
  align-items:center;justify-content:center;
  border:1px solid var(--c-border);border-radius:10px;background:#fff;
}
.hamburger span{display:block;width:16px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.navrow{position:relative;border-top:1px solid var(--c-border)}
.navrow::before,.navrow::after{content:"";position:absolute;top:0;bottom:0;width:26px;pointer-events:none;z-index:2}
.navrow::before{left:0;background:linear-gradient(90deg,rgba(255,255,255,.96),rgba(255,255,255,0))}
.navrow::after{right:0;background:linear-gradient(270deg,rgba(255,255,255,.96),rgba(255,255,255,0))}
.navscroll{
  display:flex;gap:8px;align-items:center;overflow-x:auto;
  padding:10px 0;scrollbar-width:none;-ms-overflow-style:none;
  scroll-snap-type:x proximity;
}
.navscroll::-webkit-scrollbar{display:none}
.pill{
  display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;
  height:36px;padding:0 16px;border-radius:var(--r-pill);
  border:1px solid var(--c-border);background:#fff;color:var(--c-ink-2);
  font-size:14px;line-height:1;white-space:nowrap;scroll-snap-align:start;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.pill:hover{border-color:var(--c-primary);color:var(--c-primary)}
.pill.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600}
.pill.is-active:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff}
.pill svg{width:16px;height:16px;flex:none}

.mobile-panel{display:none;border-top:1px solid var(--c-border);background:#fff}
.mobile-panel.is-open{display:block}
.mobile-panel nav{padding:6px 0 14px}
.mobile-panel a{
  display:block;padding:12px 0;font-size:15px;font-weight:600;color:var(--c-ink);
  border-bottom:1px solid var(--c-border);
}
.mobile-panel a:last-child{border-bottom:0}
.mobile-panel a.is-active{color:var(--c-primary)}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
@media (max-width:1023px){.section{padding:72px 0}}
@media (max-width:575px){.section{padding:56px 0}}
.section--plain{background:var(--c-bg)}
.section--surface{background:#fff}
.section--dark{background:var(--c-dark);color:#fff}
.section-head{margin-bottom:36px}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.section-head__tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-size:12px;font-weight:700;line-height:1.7;
}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-top:14px}
.section-head p{margin-top:10px;color:var(--c-ink-2);font-size:16px;max-width:720px}
.section--dark .section-head__tag{background:rgba(0,168,122,.18);color:var(--c-accent)}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head p{color:#A9B8B1}
.section-head--compact h2{font-size:clamp(21px,2.2vw,26px)}

/* ============ Hero ============ */
.hero{padding:64px 0 60px;background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%)}
.hero__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:56px;align-items:center}
.hero__copy{max-width:560px}
.hero__title{font-size:clamp(30px,4.2vw,52px);line-height:1.25;margin-top:18px}
.hero__sub{margin-top:18px;font-size:17px;line-height:1.85;color:var(--c-ink-2);max-width:520px}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.metrics{display:flex;flex-wrap:wrap;gap:36px;margin-top:38px}
.metric__num{
  font-size:20px;font-weight:800;color:var(--c-ink);
  font-variant-numeric:tabular-nums;letter-spacing:.5px;line-height:1.4;
}
.metric__label{font-size:12px;color:var(--c-muted);line-height:1.6}
.hero__media{
  border-radius:16px;overflow:hidden;aspect-ratio:16/10;
  background:var(--img-ph);box-shadow:var(--sh-card);border:1px solid var(--c-border);
}
.hero__media img{width:100%;height:100%;object-fit:cover}

/* ============ 频道横滚条 ============ */
.channel-bar{display:flex;gap:10px;overflow-x:auto;padding:6px 0 14px;scrollbar-width:none;scroll-snap-type:x proximity}
.channel-bar::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:8px;flex:0 0 auto;
  padding:9px 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-border);color:var(--c-ink-2);
  font-size:14px;font-weight:600;scroll-snap-align:start;
  transition:border-color .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease);
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);box-shadow:var(--sh-1)}
.chip__dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex:none}

/* ============ 卡片 ============ */
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--img-ph)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.card:hover .card__media img{transform:scale(1.03)}
.card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__title{font-size:17px;line-height:1.45;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__desc{
  font-size:14px;line-height:1.75;color:var(--c-ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__more{margin-top:auto;font-size:14px;font-weight:600;color:var(--c-primary)}
.card:hover .card__more{color:var(--c-primary-deep)}

.lead-card{
  display:grid;grid-template-columns:1.08fr 1fr;overflow:hidden;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.lead-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.lead-card__media{position:relative;overflow:hidden;background:var(--img-ph);min-height:320px}
.lead-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.lead-card:hover .lead-card__media img{transform:scale(1.03)}
.lead-card__body{padding:34px;display:flex;flex-direction:column;gap:14px;justify-content:center}
.lead-card__title{font-size:clamp(21px,2.2vw,26px);line-height:1.4}
.lead-card__desc{color:var(--c-ink-2);font-size:15px;line-height:1.85}
.lead-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.lead-list li{font-size:13px;color:var(--c-ink-2);background:var(--c-bg);border:1px solid var(--c-border);border-radius:var(--r-pill);padding:4px 12px}

.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-lead{margin-bottom:24px}
@media (max-width:1023px){
  .grid-4{grid-template-columns:repeat(2,1fr);gap:20px}
  .grid-3{grid-template-columns:repeat(2,1fr);gap:20px}
}
@media (max-width:575px){
  .grid-4{grid-template-columns:1fr;gap:16px}
  .grid-3{grid-template-columns:1fr;gap:16px}
}

/* ============ 口碑轮播 ============ */
.review-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.review-nav{display:flex;gap:8px}
.review-nav button{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--c-border);background:#fff;
  display:grid;place-items:center;color:var(--c-ink-2);
  transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease);
}
.review-nav button:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft)}
.review-track{
  display:flex;gap:16px;overflow-x:auto;padding:4px 4px 18px;margin-top:26px;
  scroll-snap-type:x mandatory;scrollbar-width:none;-ms-overflow-style:none;
}
.review-track::-webkit-scrollbar{display:none}
.review-card{
  flex:0 0 320px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);
}
.review-card__top{display:flex;align-items:center;gap:12px}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:none;background:var(--c-primary-soft);
  color:var(--c-primary-deep);display:grid;place-items:center;font-weight:800;font-size:15px;
}
.review-card__name{font-size:15px;font-weight:700;color:var(--c-ink);line-height:1.4}
.review-card__meta{font-size:12px;color:var(--c-muted);line-height:1.6}
.stars{margin-top:14px;color:var(--c-primary);font-size:14px;letter-spacing:2px}
.review-card__text{margin-top:10px;font-size:14px;line-height:1.8;color:var(--c-ink-2)}
.review-card__time{margin-top:12px;font-size:12px;color:var(--c-muted);font-variant-numeric:tabular-nums}

/* ============ 保障条 ============ */
.assure{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.assure__item{
  padding:24px;border-radius:var(--r-card);
  background:rgba(255,255,255,.02);border:1px solid rgba(255,255,255,.08);
}
.assure__icon{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:rgba(0,168,122,.18);color:var(--c-accent);margin-bottom:16px;
}
.assure__title{font-size:17px;font-weight:700;color:#fff;line-height:1.45}
.assure__note{margin-top:8px;font-size:13px;line-height:1.7;color:#9FB0A9}
@media (max-width:1023px){.assure{grid-template-columns:repeat(2,1fr)}}
@media (max-width:575px){.assure{grid-template-columns:repeat(2,1fr);gap:12px}.assure__item{padding:18px}}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  border-radius:20px;padding:52px;color:#fff;
  display:grid;grid-template-columns:1.35fr .75fr;gap:48px;align-items:center;
}
.cta-band h2{font-size:clamp(23px,2.6vw,32px);color:#fff}
.cta-band p{margin-top:14px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.88);max-width:560px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cta-band__links{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-band__links a{
  font-size:13px;color:#fff;border:1px solid rgba(255,255,255,.35);
  border-radius:var(--r-pill);padding:5px 14px;
}
.cta-band__links a:hover{background:rgba(255,255,255,.14);color:#fff}
.qr-box{
  width:168px;height:168px;border-radius:16px;margin:0 auto;
  background:rgba(255,255,255,.12);border:1px dashed rgba(255,255,255,.42);
  display:grid;place-items:center;text-align:center;
  font-size:13px;line-height:1.7;color:rgba(255,255,255,.9);padding:12px;
}
.cta-side{text-align:center}
.cta-side span{display:block;margin-top:14px;font-size:12px;color:rgba(255,255,255,.78)}
@media (max-width:1023px){
  .cta-band{grid-template-columns:1fr;padding:40px;gap:32px}
  .qr-box{margin:0 auto}
}
@media (max-width:575px){.cta-band{padding:28px;border-radius:16px}}

/* ============ 最新信息（CMS 位） ============ */
.news-card{
  display:flex;background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.news-card__inner{display:flex;flex-direction:column;width:100%;color:inherit}
.news-card__inner:hover{color:inherit}
.news-card__media{aspect-ratio:16/9;overflow:hidden;background:var(--img-ph)}
.news-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.news-card:hover .news-card__media img{transform:scale(1.03)}
.news-card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card__top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.news-card__time{font-size:12px;color:var(--c-muted);font-variant-numeric:tabular-nums}
.news-card__title{font-size:17px;line-height:1.45;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__desc{font-size:14px;line-height:1.75;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__more{margin-top:auto;font-size:14px;font-weight:600;color:var(--c-primary)}

.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:#fff;border:1px dashed var(--c-border);border-radius:var(--r-card);
  padding:40px 24px;text-align:center;
}
.empty-state__icon{
  width:64px;height:64px;border-radius:50%;display:grid;place-items:center;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
}
.empty-state p{color:var(--c-ink-2);font-size:15px}

/* ============ FAQ ============ */
.faq{max-width:840px}
.faq__item{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.faq__item:hover{border-color:#D2DAD4}
.faq__item.is-open{border-color:var(--c-primary);box-shadow:var(--sh-1)}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;font-size:16px;font-weight:700;color:var(--c-ink);line-height:1.6;
}
.faq__q:hover{color:var(--c-primary-deep)}
.faq__icon{
  width:24px;height:24px;flex:none;border-radius:50%;display:grid;place-items:center;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  transition:transform .2s var(--ease);
}
.faq__item.is-open .faq__icon{transform:rotate(180deg)}
.faq__a{
  max-height:0;overflow:hidden;padding:0 22px;
  font-size:15px;line-height:1.85;color:var(--c-ink-2);
  transition:max-height .2s var(--ease),padding .2s var(--ease);
}
.faq__item.is-open .faq__a{max-height:420px;padding:0 22px 20px}

/* ============ 分类胶囊 ============ */
.cat-links{display:flex;flex-wrap:wrap;gap:12px}
.cat-links a{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-size:14px;font-weight:600;
  transition:background-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.cat-links a:hover{background:var(--c-primary);color:#fff;transform:translateY(-1px)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:#9FB0A9;padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer-col h4{font-size:14px;color:var(--c-primary);margin-bottom:16px;letter-spacing:.02em}
.footer-col p{font-size:14px;line-height:1.85;color:#9FB0A9;max-width:320px;margin-top:14px}
.footer-col a{display:block;font-size:14px;color:#9FB0A9;padding:6px 0;transition:color .18s var(--ease)}
.footer-col a:hover{color:#fff}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .brand__mark{width:36px;height:36px;font-size:13px}
.footer-brand strong{color:#fff;font-size:16px}
.footer-qr{display:flex;align-items:center;gap:16px;margin-top:6px}
.qr{width:96px;height:96px;border-radius:8px;flex:none;background:rgba(255,255,255,.06);border:1px dashed rgba(255,255,255,.22);display:grid;place-items:center;font-size:12px;color:#9FB0A9;text-align:center;padding:8px;line-height:1.5}
.footer-qr span{font-size:13px;line-height:1.7}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#7C8C85;
}
.footer-bottom a{color:#7C8C85}
.footer-bottom a:hover{color:#fff}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr;gap:28px}.site-footer{padding-top:56px}}

/* ============ 响应式：导航与 Hero ============ */
@media (max-width:1023px){
  .hero__grid{grid-template-columns:1fr;gap:36px}
  .hero__copy{max-width:none}
  .hero__media{aspect-ratio:16/10}
  .lead-card{grid-template-columns:1fr}
  .lead-card__media{min-height:0;aspect-ratio:16/9}
}
@media (max-width:899px){
  .search{display:none}
  .hamburger{display:flex}
  .navrow{display:none}
}
@media (max-width:575px){
  .topbar{height:60px;gap:12px}
  .site-header.is-compact .topbar{height:56px}
  .brand__name{font-size:15px}
  .brand__sub{display:none}
  .btn{padding:0 16px;font-size:14px}
  .topbar__actions .btn--primary{display:none}
  .metrics{gap:24px}
  .review-card{flex:0 0 86%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --c-primary:#00A87A;
  --c-primary-deep:#046B52;
  --c-primary-soft:#E4F5EF;
  --c-accent:#C6F24E;
  --c-hot:#FF5A1F;
  --c-ink:#101A16;
  --c-ink-2:#3A4741;
  --c-muted:#6B7A73;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-border:#E3E7E2;
  --c-success:#1F9D55;
  --c-warning:#E8A33D;
  --c-danger:#D93A2B;
  --c-placeholder:#E9EDE8;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,26,22,.06);
  --sh-card:0 8px 24px rgba(16,26,22,.06);
  --sh-hover:0 14px 32px rgba(16,26,22,.12);
  --container:1200px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::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(--c-ink);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;background-color:var(--c-placeholder)}
a{color:var(--c-primary);text-decoration:none;text-underline-offset:3px}
a:hover{text-decoration:underline}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
time{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:16px;top:-60px;z-index:200;background:var(--c-primary);color:#fff;padding:10px 16px;border-radius:var(--r-btn);transition:top .2s ease}
.skip-link:focus{top:12px;text-decoration:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.num{font-variant-numeric:tabular-nums;letter-spacing:.5px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s cubic-bezier(.2,.7,.3,1),color .2s,border-color .2s,transform .15s,box-shadow .2s;
  text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.btn--primary:hover{background:#00946C;box-shadow:var(--sh-card)}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary-soft)}
.btn--light{background:#fff;color:var(--c-ink)}
.btn--light:hover{background:#F1F4F1}
.btn--sm{padding:9px 16px;font-size:14px}
.btn--block{width:100%}
.btn[disabled]{opacity:.45;box-shadow:none;cursor:not-allowed}

/* ============ 标签 / 徽章 ============ */
.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:700;line-height:1.6}
.tag--soft{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.tag--hot{background:var(--c-hot);color:#fff}
.tag--accent{background:var(--c-accent);color:#1D2B12}
.tag--line{border:1px solid var(--c-border);color:var(--c-ink-2);background:var(--c-surface)}
.badge{display:inline-block;padding:3px 10px;border-radius:var(--r-pill);font-size:12px;font-weight:700}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--c-border);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,26,22,.07)}
.header-top{position:relative;height:76px;display:flex;align-items:center;transition:height .2s ease}
.site-header.is-scrolled .header-top{height:56px}
.header-top__inner{display:flex;align-items:center;gap:24px;width:100%}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-ink);flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand__mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__text strong{font-size:16.5px;font-weight:800;letter-spacing:0}
.brand__sub{font-size:11.5px;color:var(--c-muted);letter-spacing:1px;font-weight:600}
.search{
  position:relative;flex:1 1 auto;max-width:420px;display:flex;align-items:center;
  border:1px solid var(--c-border);border-radius:var(--r-input);background:#fff;
  transition:border-color .2s,box-shadow .2s;
}
.search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(0,168,122,.16)}
.search input{
  flex:1;border:0;background:transparent;padding:11px 14px;font-size:14.5px;outline:none;min-width:0;
}
.search input::placeholder{color:#9AA7A0}
.search button{
  width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  color:var(--c-primary);border-left:1px solid var(--c-border);border-radius:0 var(--r-input) var(--r-input) 0;
}
.search button:hover{background:var(--c-primary-soft)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.search-toggle{display:none;width:40px;height:40px;border:1px solid var(--c-border);border-radius:var(--r-input);align-items:center;justify-content:center;color:var(--c-ink-2)}
.search-toggle:hover{color:var(--c-primary);border-color:var(--c-primary)}
.hamburger{display:none;width:40px;height:40px;border:1px solid var(--c-border);border-radius:var(--r-input);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.hamburger span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform .2s,opacity .2s}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.header-nav{border-top:1px solid var(--c-border);background:#fff}
.nav-wrap{position:relative;display:flex;align-items:center;padding-top:10px;padding-bottom:10px}
.nav-wrap::after{
  content:"";position:absolute;right:32px;top:0;bottom:0;width:44px;pointer-events:none;
  background:linear-gradient(90deg,rgba(255,255,255,0),#fff);
}
.navscroll{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding-right:44px;scroll-snap-type:x proximity}
.navscroll::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;height:36px;display:inline-flex;align-items:center;gap:6px;
  padding:0 16px;border-radius:var(--r-pill);
  border:1px solid var(--c-border);color:var(--c-ink-2);
  font-size:14px;font-weight:600;background:#fff;
  transition:background-color .2s,color .2s,border-color .2s,transform .15s;
  scroll-snap-align:start;
}
.pill:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none}
.pill.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.pill.is-active:hover{background:#00946C;color:#fff}
.mobile-panel{display:none;border-top:1px solid var(--c-border);background:#fff;padding:12px 0 20px}
.mobile-panel.is-open{display:block}
.mobile-panel .container{display:flex;flex-direction:column;gap:6px}
.mobile-panel a{
  padding:12px 14px;border-radius:var(--r-btn);color:var(--c-ink-2);font-size:15px;font-weight:600;
  border:1px solid var(--c-border);
}
.mobile-panel a:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none}
.mobile-panel a.is-active{background:var(--c-primary-soft);border-color:var(--c-primary);color:var(--c-primary-deep)}

/* ============ 面包屑 ============ */
.crumbs{padding:22px 0 6px}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--c-muted)}
.crumbs li{display:flex;align-items:center;gap:8px;min-width:0}
.crumbs li+li::before{content:"/";color:#C3CCC6}
.crumbs a{color:var(--c-muted)}
.crumbs a:hover{color:var(--c-primary)}
.crumbs .is-current{color:var(--c-primary);font-weight:700;max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章头区 ============ */
.article-head{padding:14px 0 0;max-width:820px}
.article-head__meta-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.article-title{font-size:clamp(26px,3.3vw,38px);line-height:1.32;font-weight:800;color:var(--c-ink)}
.article-sub{margin-top:14px;font-size:15.5px;color:var(--c-ink-2);line-height:1.8;max-width:70ch}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;margin-top:18px;font-size:13.5px;color:var(--c-muted)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C8D2CC}
.article-meta strong{color:var(--c-ink-2);font-weight:600}
.share-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px;padding-bottom:22px;border-bottom:1px solid var(--c-border)}
.share-row .label{font-size:13px;color:var(--c-muted);margin-right:2px}
.share-btn{
  display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 14px;
  border:1px solid var(--c-border);border-radius:var(--r-pill);background:#fff;
  font-size:13px;font-weight:600;color:var(--c-ink-2);
  transition:border-color .2s,color .2s,background-color .2s;
}
.share-btn:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft)}

/* ============ 文章布局与目录 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 264px;gap:56px;
  justify-content:center;align-items:start;
  padding:40px 32px 0;max-width:1160px;margin:0 auto;
}
.article-main{min-width:0}
.toc{position:sticky;top:132px;border:1px solid var(--c-border);border-radius:var(--r-card);background:var(--c-surface);padding:18px 18px 14px;box-shadow:var(--sh-1)}
.toc h2{font-size:13px;letter-spacing:.06em;color:var(--c-muted);font-weight:700;margin-bottom:10px}
.toc ol{display:flex;flex-direction:column;gap:2px;max-height:58vh;overflow:auto}
.toc a{
  display:block;padding:7px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:13.5px;color:var(--c-ink-2);line-height:1.6;
}
.toc a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);text-decoration:none}
.toc a.is-active{border-left-color:var(--c-primary);background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:700}
.toc-mobile{display:none;margin-bottom:24px}
.toc-toggle{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;border:1px solid var(--c-border);border-radius:var(--r-card);
  background:var(--c-surface);font-weight:700;font-size:15px;
}
.toc-toggle svg{transition:transform .2s}
.toc-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
.toc-panel{display:none;margin-top:10px;border:1px solid var(--c-border);border-radius:var(--r-card);background:var(--c-surface);padding:12px}
.toc-panel.is-open{display:block}
.toc-panel a{display:block;padding:9px 10px;font-size:14px;color:var(--c-ink-2);border-radius:8px}
.toc-panel a:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);text-decoration:none}

/* ============ 正文排版 ============ */
.article-body{font-size:16.5px;line-height:1.9;color:var(--c-ink-2)}
.article-body>p{margin:0 0 1.25em}
.article-body p{line-height:1.92}
.article-body h2{
  position:relative;font-size:clamp(21px,2.3vw,26px);color:var(--c-ink);
  margin:1.6em 0 .6em;padding-left:14px;scroll-margin-top:140px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:3px;
  background:linear-gradient(180deg,var(--c-primary),var(--c-primary-deep));
}
.article-body h3{font-size:18.5px;color:var(--c-primary-deep);margin:1.5em 0 .5em;scroll-margin-top:140px}
.article-body h4{font-size:17px;color:var(--c-ink);margin:1.3em 0 .4em}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}
.article-body strong{color:var(--c-ink);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.25em;line-height:1.85}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.4em 0}
.article-body li::marker{color:var(--c-primary)}
.article-body img{border-radius:var(--r-img);margin:1.4em 0 .7em;width:100%}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13.5px;color:var(--c-muted);text-align:center;line-height:1.7}
.article-body blockquote{
  margin:1.4em 0;padding:16px 20px;border-left:3px solid var(--c-primary);
  background:var(--c-primary-soft);border-radius:0 var(--r-card) var(--r-card) 0;color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body hr{border:0;border-top:1px solid var(--c-border);margin:2em 0}
.article-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px}
.article-body .table-scroll{overflow-x:auto;border:1px solid var(--c-border);border-radius:var(--r-card);margin:1.4em 0;background:#fff}
.article-body .table-scroll table{margin:0;min-width:520px}
.article-body th{background:var(--c-primary-soft);color:var(--c-primary-deep);text-align:left}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--c-border);line-height:1.7}
.article-body tr:last-child td{border-bottom:0}
.article-body code{background:#F1F4F1;border-radius:6px;padding:2px 6px;font-size:14.5px;font-variant-numeric:tabular-nums}

/* ============ 空态 ============ */
.empty-state{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:48px 28px;text-align:center;min-height:260px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.empty-state .art{width:120px;height:88px;border-radius:var(--r-img);background:var(--c-placeholder);display:flex;align-items:center;justify-content:center;color:var(--c-muted)}
.empty-state h2{font-size:20px;color:var(--c-ink)}
.empty-state p{font-size:14.5px;color:var(--c-muted);max-width:44ch}

/* ============ 文末区块 ============ */
.article-foot{padding:44px 0 0}
.tag-group{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding-top:22px;border-top:1px solid var(--c-border)}
.tag-group .label{font-size:13px;color:var(--c-muted);margin-right:2px}
.pn-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px}
.pn-card{
  display:flex;flex-direction:column;gap:8px;padding:20px 22px;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  transition:box-shadow .2s cubic-bezier(.2,.7,.3,1),transform .2s,border-color .2s;
}
.pn-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);border-color:#D3DBD5;text-decoration:none}
.pn-card .dir{font-size:12.5px;color:var(--c-muted);font-weight:700;letter-spacing:.04em}
.pn-card strong{font-size:16px;color:var(--c-ink);line-height:1.5}
.pn-card span{font-size:13.5px;color:var(--c-muted);line-height:1.7}
.pn-card--next{text-align:right;align-items:flex-end}

.section-title{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:26px}
.section-title h2{font-size:clamp(20px,2.2vw,25px);color:var(--c-ink)}
.section-title .kicker{display:inline-block;font-size:12.5px;font-weight:700;color:var(--c-primary-deep);background:var(--c-primary-soft);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:10px}
.section-title a{font-size:14px;font-weight:700}

.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.rec-card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-card);overflow:hidden;
  transition:box-shadow .2s cubic-bezier(.2,.7,.3,1),transform .2s;
}
.rec-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);text-decoration:none}
.rec-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-placeholder)}
.rec-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s cubic-bezier(.2,.7,.3,1)}
.rec-card:hover .thumb img{transform:scale(1.03)}
.rec-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rec-card h3{font-size:16px;line-height:1.5;color:var(--c-ink)}
.rec-card p{font-size:13.5px;color:var(--c-muted);line-height:1.7}
.rec-card .more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--c-primary)}

/* ============ FAQ ============ */
.faq{padding:56px 0 0}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item[open]{border-color:#CFE5DC;box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16.5px;font-weight:700;color:var(--c-ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:9px;height:9px;
  border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);transition:transform .2s ease;margin-top:-4px;
}
.faq-item[open] summary::after{transform:rotate(-135deg);margin-top:2px}
.faq-item .answer{padding:0 22px 22px;font-size:15.5px;color:var(--c-ink-2);line-height:1.85;max-width:72ch}

/* ============ CTA ============ */
.cta-band{padding:64px 0 0}
.cta-inner{
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:32px;align-items:center;
  border-radius:16px;padding:40px 44px;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  color:#fff;border:1px solid rgba(255,255,255,.12);
}
.cta-inner h2{font-size:clamp(22px,2.4vw,28px);color:#fff;line-height:1.35}
.cta-inner p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.86);line-height:1.8;max-width:52ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.cta-side{display:flex;align-items:center;gap:18px;justify-content:flex-end}
.qr-box{width:104px;height:104px;border-radius:10px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);display:flex;align-items:center;justify-content:center;text-align:center;font-size:12px;color:rgba(255,255,255,.85);line-height:1.5;padding:8px}
.cta-side .note{font-size:13px;color:rgba(255,255,255,.8);line-height:1.7;max-width:22ch}
.quick-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.quick-links a{
  font-size:13.5px;font-weight:600;color:var(--c-primary-deep);
  background:var(--c-primary-soft);border-radius:var(--r-pill);padding:8px 16px;
}
.quick-links a:hover{background:#D5EFE5;text-decoration:none}

/* ============ 页脚 ============ */
.site-footer{margin-top:80px;background:var(--c-dark);color:rgba(255,255,255,.72);padding:64px 0 28px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16.5px;margin-bottom:14px}
.footer-brand .brand__mark{width:34px;height:34px;font-size:16px}
.footer-col p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:34ch}
.footer-col h4{font-size:14px;color:var(--c-primary);margin-bottom:14px;font-weight:700;letter-spacing:.02em}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.62);padding:6px 0;transition:color .2s}
.footer-col a:hover{color:#fff;text-decoration:none}
.footer-qr{display:flex;gap:16px;align-items:flex-start}
.footer-qr .qr{width:96px;height:96px;flex:0 0 auto;border-radius:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;text-align:center;font-size:12px;color:rgba(255,255,255,.6);line-height:1.5}
.footer-qr span{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.6)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .article-layout{padding:36px 24px 0;gap:40px;grid-template-columns:minmax(0,1fr) 240px}
}
@media (max-width:1023px){
  .article-layout{grid-template-columns:minmax(0,1fr);padding:32px 24px 0}
  .toc{display:none}
  .toc-mobile{display:block}
  .rec-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;padding:34px 30px}
  .cta-side{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .header-top{height:64px}
  .site-header.is-scrolled .header-top{height:56px}
  .brand__text strong{font-size:15px}
  .brand__sub{display:none}
  .search{display:none;position:absolute;left:0;right:0;top:calc(100% + 8px);max-width:none;z-index:20;box-shadow:var(--sh-card)}
  .header-top__inner.search-open .search{display:flex}
  .search-toggle,.hamburger{display:flex}
  .header-actions .btn{display:none}
  .nav-wrap::after{right:16px}
  .navscroll{padding-right:36px}
  .article-head{padding-top:8px}
  .article-title{font-size:26px}
  .crumbs .is-current{max-width:26ch}
  .pn-grid{grid-template-columns:1fr}
  .pn-card--next{text-align:left;align-items:flex-start}
  .rec-grid{grid-template-columns:1fr}
  .faq-item summary{font-size:15.5px;padding:18px}
  .faq-item .answer{padding:0 18px 20px;font-size:15px}
  .footer-grid{grid-template-columns:1fr}
  .cta-inner{padding:28px 22px}
  .article-body{font-size:16px}
}
@media (max-width:519px){
  .article-meta{gap:6px 12px}
  .share-row{gap:8px}
  .article-body h2{padding-left:12px;font-size:21px}
  .footer-bottom{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --c-primary:#00A87A;
  --c-primary-deep:#046B52;
  --c-primary-soft:#E4F5EF;
  --c-accent:#C6F24E;
  --c-hot:#FF5A1F;
  --c-ink:#101A16;
  --c-ink-2:#3A4741;
  --c-muted:#6B7A73;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-border:#E3E7E2;
  --c-placeholder:#E9EDE8;
  --c-success:#1F9D55;
  --c-warning:#E8A33D;
  --c-danger:#D93A2B;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(16,26,22,.06);
  --shadow-card:0 8px 24px rgba(16,26,22,.06);
  --shadow-hover:0 14px 32px rgba(16,26,22,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;text-underline-offset:3px}
a:hover{text-decoration:underline}
button{font:inherit;color:inherit}
input,button,select{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0}
li{list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.num{font-variant-numeric:tabular-nums;letter-spacing:.5px}

/* ============ 顶部双层导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--c-border);
}
.header-top__inner{
  display:flex;align-items:center;gap:24px;
  min-height:76px;
  transition:min-height .22s var(--ease);
}
.site-header.is-scrolled .header-top__inner{min-height:56px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand__mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;display:grid;place-items:center;font-weight:700;font-size:18px;
  flex:0 0 auto;
}
.site-header.is-scrolled .brand__mark{width:32px;height:32px;font-size:16px}
.brand__text{display:flex;flex-direction:column;line-height:1.2}
.brand__text strong{font-size:17px;color:var(--c-ink);letter-spacing:0}
.brand__text em{
  font-style:normal;font-size:11px;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:6px;
  padding:1px 6px;align-self:flex-start;margin-top:3px;letter-spacing:.5px;
}
.search{
  flex:1 1 auto;max-width:460px;position:relative;display:flex;align-items:center;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--radius-btn);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(0,168,122,.14)}
.search input{
  flex:1 1 auto;border:0;background:transparent;padding:10px 14px;
  border-radius:var(--radius-btn);color:var(--c-ink);outline:none;
}
.search input::placeholder{color:var(--c-muted)}
.search button{
  border:0;background:transparent;padding:0 12px;height:40px;display:grid;place-items:center;
  color:var(--c-primary);cursor:pointer;border-radius:var(--radius-btn);
}
.search button:hover{background:var(--c-primary-soft)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:var(--radius-btn);
  border:1px solid var(--c-border);background:#fff;cursor:pointer;
  place-items:center;
}
.menu-toggle:hover{background:var(--c-primary-soft);border-color:var(--c-primary)}

.header-nav{border-top:1px solid var(--c-border);background:#fff}
.nav-inner{display:flex;align-items:center;gap:12px;padding:8px 32px}
.navscroll{
  display:flex;align-items:center;gap:8px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:2px 0;scrollbar-width:none;-ms-overflow-style:none;
  -webkit-overflow-scrolling:touch;
}
.navscroll::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 16px;border-radius:var(--radius-pill);
  border:1px solid var(--c-border);background:#fff;color:var(--c-ink-2);
  font-size:14px;line-height:1;white-space:nowrap;
  transition:all .2s var(--ease);
}
.pill:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none}
.pill.is-active{
  background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;
  box-shadow:0 6px 16px rgba(0,168,122,.22);
}
.pill.is-active:hover{color:#fff}
.mobile-menu{display:none;border-top:1px solid var(--c-border);background:#fff}
.mobile-menu.is-open{display:block}
.mobile-menu__inner{padding:12px 16px 20px;display:grid;gap:8px}
.mobile-menu a{
  display:block;padding:11px 14px;border-radius:var(--radius-btn);
  border:1px solid var(--c-border);color:var(--c-ink-2);font-size:15px;
}
.mobile-menu a.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600}

/* ============ 面包屑 ============ */
.crumb-bar{padding:18px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted)}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:#C3CBC6}
.breadcrumb .current{color:var(--c-primary);font-weight:600}

/* ============ 分类页首屏 ============ */
.page-hero{padding:24px 0 56px}
.hero-panel{
  position:relative;overflow:hidden;border-radius:18px;
  border:1px solid var(--c-border);
  background-color:#fff;
  background-image:linear-gradient(120deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.9) 46%,rgba(228,245,239,.72) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  padding:48px 44px;
}
.hero-panel__grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1px;color:var(--c-primary-deep);
  background:var(--c-primary-soft);border-radius:var(--radius-pill);
  padding:5px 14px;margin-bottom:18px;font-weight:600;
}
.eyebrow .dot-live{width:8px;height:8px;border-radius:50%;background:var(--c-hot);display:inline-block}
.page-hero h1{
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.25;
  letter-spacing:0;
  max-width:660px;
}
.page-hero h1 span{color:var(--c-primary)}
.hero-lead{
  margin-top:18px;max-width:640px;color:var(--c-ink-2);font-size:17px;line-height:1.85;
}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;padding:5px 12px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--c-border);color:var(--c-ink-2);
}
.tag--accent{background:rgba(198,242,78,.28);border-color:rgba(198,242,78,.7);color:#3C5410;font-weight:600}
.hero-figure{
  position:relative;border-radius:var(--radius-img);overflow:hidden;
  background:var(--c-placeholder);aspect-ratio:16/11;border:1px solid var(--c-border);
}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-figure__badge{
  position:absolute;left:14px;top:14px;
  background:var(--c-hot);color:#fff;font-size:12px;font-weight:600;
  padding:4px 10px;border-radius:var(--radius-pill);
}

/* 频道 Tabs（分类页内吸顶） */
.channel-tabs{
  position:sticky;top:calc(56px + 49px);z-index:60;
  background:rgba(246,247,244,.94);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--c-border);
}
.channel-tabs__inner{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:10px 32px;scrollbar-width:none}
.channel-tabs__inner::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;
  height:36px;padding:0 15px;border-radius:var(--radius-pill);
  border:1px solid var(--c-border);background:#fff;color:var(--c-ink-2);font-size:13.5px;
  transition:all .2s var(--ease);
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none}
.chip.is-active{background:var(--c-ink);border-color:var(--c-ink);color:#fff;font-weight:600}
.chip.is-active:hover{color:#fff}
.chip svg{width:15px;height:15px;flex:0 0 auto}

/* ============ 通用板块 ============ */
.section{padding:64px 0;scroll-margin-top:130px}
.section--tight{padding:48px 0}
.section-head{max-width:720px;margin-bottom:32px}
.section-head--row{
  max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.section-tag{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:1.2px;
  color:var(--c-primary-deep);background:var(--c-primary-soft);
  padding:4px 12px;border-radius:var(--radius-pill);margin-bottom:14px;
}
.section-head h2{font-size:clamp(24px,3vw,32px);line-height:1.3}
.section-head--sm h2{font-size:clamp(21px,2.4vw,26px)}
.section-head p{margin-top:12px;color:var(--c-ink-2);font-size:16px}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--c-primary);
}
.link-more svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.link-more:hover svg{transform:translateX(3px)}

/* ============ 时间轴 ============ */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:22px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:0;right:0;top:19px;height:2px;
  background:linear-gradient(90deg,var(--c-primary) 0%,rgba(0,168,122,.35) 70%,rgba(0,168,122,.1) 100%);
}
.tl-step{position:relative;padding-top:58px}
.tl-step .dot{
  position:absolute;top:0;left:0;width:40px;height:40px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);color:var(--c-primary);
  display:grid;place-items:center;font-weight:700;font-size:15px;
  box-shadow:0 0 0 6px rgba(246,247,244,1);
}
.tl-step h3{font-size:17px;margin-bottom:8px}
.tl-step p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8}
.tl-step .tl-time{
  display:inline-block;font-size:12px;color:var(--c-muted);margin-bottom:8px;
  background:#fff;border:1px dashed var(--c-border);border-radius:var(--radius-pill);padding:2px 10px;
}

/* ============ 图文分栏 ============ */
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:center}
.split--reverse .split__figure{order:2}
.split__figure{
  border-radius:var(--radius-img);overflow:hidden;background:var(--c-placeholder);
  aspect-ratio:16/11;border:1px solid var(--c-border);
}
.split__figure img{width:100%;height:100%;object-fit:cover}
.checklist{display:grid;gap:16px;margin-top:22px}
.checklist li{display:flex;gap:12px;align-items:flex-start}
.checklist .ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--c-primary-soft);
  display:grid;place-items:center;color:var(--c-primary-deep);margin-top:2px;
}
.checklist .ico svg{width:15px;height:15px}
.checklist strong{display:block;font-size:15.5px;margin-bottom:2px}
.checklist span{font-size:14.5px;color:var(--c-ink-2);line-height:1.75}

/* ============ 数据卡矩阵 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.stat-card{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card)}
.stat-card__ico{
  width:34px;height:34px;border-radius:10px;background:var(--c-primary-soft);
  color:var(--c-primary-deep);display:grid;place-items:center;margin-bottom:16px;
}
.stat-card__ico svg{width:18px;height:18px}
.stat-card .value{font-size:30px;font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:.5px}
.stat-card .value small{font-size:14px;font-weight:600;color:var(--c-muted);margin-left:4px;letter-spacing:0}
.stat-card h3{font-size:15px;margin:10px 0 6px}
.stat-card p{font-size:13.5px;color:var(--c-muted);line-height:1.7}

/* ============ 回看列表 ============ */
.replay-list{display:grid;gap:14px;margin-top:8px}
.replay-item{
  display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:18px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-card);
  padding:18px 20px;box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.replay-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-card)}
.replay-item__no{
  width:44px;height:44px;border-radius:12px;background:var(--c-ink);color:var(--c-accent);
  display:grid;place-items:center;font-weight:700;font-variant-numeric:tabular-nums;
}
.replay-item h3{font-size:16px;margin-bottom:4px}
.replay-item p{font-size:14px;color:var(--c-ink-2)}
.replay-item .meta{font-size:12.5px;color:var(--c-muted);margin-top:6px}
.replay-item .go{
  font-size:13.5px;font-weight:600;color:var(--c-primary);white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;
}
.replay-item .go svg{width:15px;height:15px}

/* ============ FAQ ============ */
.faq{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item[open]{border-color:rgba(0,168,122,.45);box-shadow:var(--shadow-card)}
.faq-item summary{
  cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16.5px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary-deep)}
.faq-arrow{
  flex:0 0 auto;width:22px;height:22px;color:var(--c-primary);
  transition:transform .2s var(--ease);
}
.faq-item[open] .faq-arrow{transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;color:var(--c-ink-2);font-size:15px;line-height:1.85;
  transition:opacity .2s var(--ease)}
.faq-body p + p{margin-top:10px}

/* ============ 相关分类 ============ */
.cat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.cat-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-1);color:var(--c-ink);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.cat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(0,168,122,.4);text-decoration:none}
.cat-card__ico{
  width:36px;height:36px;border-radius:10px;background:var(--c-primary-soft);
  color:var(--c-primary-deep);display:grid;place-items:center;
}
.cat-card__ico svg{width:19px;height:19px}
.cat-card h3{font-size:16.5px}
.cat-card p{font-size:14px;color:var(--c-ink-2);line-height:1.75}
.cat-card .go{font-size:13.5px;font-weight:600;color:var(--c-primary);margin-top:auto}
.cat-card.is-current{border-color:var(--c-primary);background:linear-gradient(150deg,#fff,var(--c-primary-soft))}
.cat-card.is-current .go{color:var(--c-primary-deep)}

/* ============ 底部 CTA ============ */
.cta-band{
  margin:24px 0 64px;
  border-radius:20px;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  color:#fff;padding:48px 44px;
  display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:36px;align-items:center;
}
.cta-band h2{font-size:clamp(23px,2.8vw,30px);color:#fff}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.88);font-size:16px;max-width:560px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(0,168,122,.26)}
.btn--primary:hover{background:#009269;color:#fff}
.btn--ghost{background:transparent;color:var(--c-ink);border-color:var(--c-border)}
.btn--ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft)}
.btn--white{background:#fff;color:var(--c-primary-deep)}
.btn--white:hover{background:#F0FBF6;color:var(--c-primary-deep)}
.btn--outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn--outline-white:hover{background:rgba(255,255,255,.14);color:#fff}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.cta-side{
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius-card);padding:22px;
}
.cta-side .qr{
  width:104px;height:104px;border-radius:8px;background:rgba(255,255,255,.9);
  color:var(--c-primary-deep);display:grid;place-items:center;text-align:center;
  font-size:12px;line-height:1.5;margin-bottom:14px;font-weight:600;
}
.cta-side p{font-size:14px;color:rgba(255,255,255,.86);margin:0}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);margin-top:0;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px}
.footer-col h4{font-size:14px;color:var(--c-primary);margin-bottom:16px;letter-spacing:.5px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.7);padding:5px 0;line-height:1.7}
.footer-col a:hover{color:#fff;text-decoration:none}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand__mark{
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  width:34px;height:34px;font-size:16px;border-radius:10px;
}
.footer-brand strong{color:#fff;font-size:16px}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66)}
.footer-qr{display:flex;gap:14px;align-items:flex-start}
.footer-qr .qr{
  width:96px;height:96px;border-radius:8px;flex:0 0 auto;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
  display:grid;place-items:center;text-align:center;font-size:12px;color:rgba(255,255,255,.7);line-height:1.5;
}
.footer-qr span{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.62)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .container{padding:0 24px}
  .nav-inner{padding:8px 24px}
  .channel-tabs__inner{padding:10px 24px}
  .hero-panel{padding:36px 30px}
  .hero-panel__grid{grid-template-columns:1fr;gap:28px}
  .split{grid-template-columns:1fr;gap:28px}
  .split--reverse .split__figure{order:0}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .cta-band{grid-template-columns:1fr;padding:38px 30px}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline::before{display:none}
  .tl-step{padding-top:0;padding-left:56px}
  .tl-step .dot{top:0}
}
@media (max-width:767px){
  .search{display:none}
  .menu-toggle{display:grid}
  .header-top__inner{min-height:64px;gap:12px}
  .section{padding:56px 0}
  .hero-panel{padding:28px 20px;border-radius:16px}
  .hero-lead{font-size:16px}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .stat-card{padding:18px}
  .stat-card .value{font-size:26px}
  .cat-grid{grid-template-columns:1fr}
  .replay-item{grid-template-columns:44px minmax(0,1fr);gap:12px;padding:16px}
  .replay-item .go{grid-column:2;justify-self:start}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;gap:8px}
  .cta-band{margin-bottom:48px;padding:30px 20px;border-radius:16px}
}
@media (max-width:575px){
  .container{padding:0 16px}
  .nav-inner{padding:8px 16px}
  .channel-tabs__inner{padding:10px 16px}
  .brand__text strong{font-size:15.5px}
  .timeline{grid-template-columns:1fr;gap:24px}
  .tl-step{padding-left:52px}
  .stat-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .hero-meta .tag{font-size:12.5px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --c-primary:#00A87A;
  --c-primary-deep:#046B52;
  --c-primary-soft:#E4F5EF;
  --c-accent:#C6F24E;
  --c-hot:#FF5A1F;
  --c-ink:#101A16;
  --c-ink-2:#3A4741;
  --c-muted:#6B7A73;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-border:#E3E7E2;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(16,26,22,.06);
  --sh-card:0 8px 24px rgba(16,26,22,.06);
  --sh-hover:0 14px 32px rgba(16,26,22,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;}
a:hover{text-decoration:underline;text-underline-offset:3px;}
button{font:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.3;font-weight:700;}
p{margin:0;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;letter-spacing:.5px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--c-border);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,26,22,.08);}
.topbar{
  display:flex;align-items:center;gap:20px;
  min-height:72px;padding-top:10px;padding-bottom:10px;
  transition:min-height .2s var(--ease),padding .2s var(--ease);
}
.site-header.is-scrolled .topbar{min-height:56px;padding-top:4px;padding-bottom:4px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-ink);}
.brand:hover{text-decoration:none;}
.brand__mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;font-weight:700;font-size:16px;
  display:flex;align-items:center;justify-content:center;
}
.brand__text{display:flex;flex-direction:column;line-height:1.2;}
.brand__name{font-size:17px;font-weight:700;white-space:nowrap;}
.brand__sub{font-size:12px;color:var(--c-muted);}
.search{
  flex:1 1 auto;max-width:460px;position:relative;display:flex;align-items:center;
}
.search label{position:absolute;left:-9999px;}
.search input{
  width:100%;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--c-border);background:#fff;
  padding:0 46px 0 14px;font-size:14px;color:var(--c-ink);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.search input::placeholder{color:#9AA8A1;}
.search input:focus{
  outline:none;border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(0,168,122,.14);
}
.search button{
  position:absolute;right:5px;top:5px;
  width:32px;height:32px;border-radius:8px;border:0;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  display:flex;align-items:center;justify-content:center;
  transition:background .18s var(--ease);
}
.search button:hover{background:#D3EDE3;}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  border-radius:var(--r-btn);border:1px solid transparent;
  padding:0 18px;height:42px;font-size:15px;font-weight:600;
  transition:transform .16s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;text-decoration:none;
}
.btn:hover{text-decoration:none;}
.btn:active{transform:translateY(1px);}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn--primary:hover{background:#00966D;box-shadow:var(--sh-card);}
.btn--ghost{background:#fff;border-color:var(--c-border);color:var(--c-ink-2);}
.btn--ghost:hover{border-color:var(--c-primary);color:var(--c-primary-deep);background:var(--c-primary-soft);}
.btn--white{background:#fff;color:var(--c-ink);}
.btn--white:hover{background:#EAF6F1;box-shadow:0 10px 26px rgba(4,60,45,.28);}
.btn--sm{height:36px;padding:0 14px;font-size:14px;}
.burger{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--c-border);background:#fff;
  align-items:center;justify-content:center;
}
.burger span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative;}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);
}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}

/* ---------- Channel tabs ---------- */
.navwrap{position:relative;border-top:1px solid var(--c-border);}
.navwrap::before,.navwrap::after{
  content:"";position:absolute;top:0;bottom:0;width:36px;pointer-events:none;z-index:2;
}
.navwrap::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0));}
.navwrap::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0));}
.navscroll{
  display:flex;gap:8px;align-items:center;
  overflow-x:auto;scrollbar-width:none;
  padding:9px 32px;max-width:1200px;margin:0 auto;
}
.navscroll::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 15px;border-radius:999px;
  border:1px solid var(--c-border);background:#fff;
  color:var(--c-ink-2);font-size:14px;font-weight:500;
  transition:all .18s var(--ease);text-decoration:none;
}
.pill:hover{border-color:var(--c-primary);color:var(--c-primary-deep);background:var(--c-primary-soft);text-decoration:none;}
.pill.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}
.pill.is-active:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff;}
.mobile-panel{display:none;background:#fff;border-top:1px solid var(--c-border);padding:12px 0 16px;}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:block;padding:11px 32px;color:var(--c-ink-2);font-size:15px;font-weight:500;
}
.mobile-panel a.is-active{color:var(--c-primary-deep);background:var(--c-primary-soft);font-weight:600;}

/* ---------- Breadcrumb ---------- */
.crumb{padding:22px 0 0;}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:#C3CCC7;}
.crumb a{color:var(--c-muted);}
.crumb a:hover{color:var(--c-primary);}
.crumb [aria-current="page"]{color:var(--c-primary-deep);font-weight:600;}

/* ---------- Hero ---------- */
.page-hero{padding:28px 0 8px;}
.page-hero__inner{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:20px;padding:38px 40px;
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:40px;align-items:center;box-shadow:var(--sh-card);
  position:relative;overflow:hidden;
}
.page-hero__inner::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.35),rgba(198,242,78,0) 68%);
  pointer-events:none;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.6px;
  color:var(--c-primary-deep);background:var(--c-primary-soft);
  padding:6px 12px;border-radius:999px;margin-bottom:16px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--c-primary);}
.page-hero h1{
  font-size:clamp(30px,4.2vw,46px);line-height:1.28;
  margin-bottom:16px;
}
.page-hero h1 em{font-style:normal;color:var(--c-primary-deep);}
.lede{font-size:16.5px;color:var(--c-ink-2);line-height:1.85;max-width:620px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:500;color:var(--c-ink-2);
  background:#F1F4F1;border:1px solid var(--c-border);
  padding:5px 11px;border-radius:999px;
}
.tag--accent{background:var(--c-accent);border-color:var(--c-accent);color:#26330A;font-weight:600;}
.tag--hot{background:var(--c-hot);border-color:var(--c-hot);color:#fff;font-weight:600;}
.hero-media{
  border-radius:16px;overflow:hidden;background:#E9EDE8;
  aspect-ratio:16/10;border:1px solid var(--c-border);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}

/* ---------- Channel tabs inside page ---------- */
.channel-tabs{padding:26px 0 0;}
.channel-tabs__row{
  display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;
  padding-bottom:4px;
}
.channel-tabs__row::-webkit-scrollbar{display:none;}

/* ---------- Section base ---------- */
.section{padding:56px 0;}
.section--tight{padding-top:40px;}
.section-head{max-width:720px;margin-bottom:34px;}
.section-head .kicker{
  display:block;font-size:12.5px;font-weight:700;letter-spacing:1px;
  color:var(--c-primary);margin-bottom:10px;
}
.section-head h2{font-size:clamp(24px,3vw,32px);line-height:1.3;margin-bottom:12px;}
.section-head p{color:var(--c-ink-2);font-size:16px;}
.section-head--center{max-width:760px;margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- Split rows ---------- */
.split-list{display:flex;flex-direction:column;gap:64px;}
.split{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:44px;align-items:center;
}
.split__media{
  border-radius:16px;overflow:hidden;background:#E9EDE8;
  aspect-ratio:16/10;border:1px solid var(--c-border);
  box-shadow:var(--sh-card);
}
.split__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.split__media:hover img{transform:scale(1.03);}
.split__body h3{font-size:clamp(20px,2.2vw,24px);line-height:1.35;margin-bottom:14px;}
.split__index{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:9px;margin-bottom:14px;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-weight:700;font-size:14px;font-variant-numeric:tabular-nums;
}
.split__body p{color:var(--c-ink-2);font-size:16px;line-height:1.85;margin-bottom:16px;}
.split__body p:last-child{margin-bottom:0;}
.split--reverse .split__media{order:2;}
.split--reverse .split__body{order:1;}

.checklist{display:flex;flex-direction:column;gap:10px;margin-top:6px;}
.checklist li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--c-ink-2);line-height:1.8;
}
.checklist li::before{
  content:"";flex:0 0 auto;width:18px;height:18px;border-radius:6px;margin-top:5px;
  background:var(--c-primary-soft);
  box-shadow:inset 0 0 0 2px rgba(0,168,122,.35);
}

/* ---------- Stat strip ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:14px;margin-top:22px;
}
.stat{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:16px 16px 14px;box-shadow:var(--sh-1);
}
.stat__val{font-size:22px;font-weight:700;color:var(--c-primary-deep);line-height:1.2;}
.stat__val small{font-size:13px;font-weight:600;color:var(--c-muted);margin-left:2px;}
.stat__label{font-size:12.5px;color:var(--c-muted);margin-top:6px;}

/* ---------- Info panel ---------- */
.panel{
  background:#fff;border:1px solid var(--c-border);border-radius:20px;
  padding:30px 32px;box-shadow:var(--sh-card);
}
.panel__title{font-size:18px;margin-bottom:16px;}
.field-list{display:flex;flex-direction:column;gap:14px;}
.field-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 16px;border-radius:12px;background:#FAFBFA;
  border:1px solid var(--c-border);
}
.field-list b{flex:0 0 96px;font-size:14px;color:var(--c-primary-deep);}
.field-list span{font-size:14.5px;color:var(--c-ink-2);line-height:1.75;}

/* ---------- CTA band ---------- */
.cta-band{padding:8px 0 56px;}
.cta-band__inner{
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  border-radius:22px;padding:44px 44px;
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.6fr);
  gap:36px;align-items:center;color:#fff;
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.32;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.88);font-size:15.5px;line-height:1.8;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.cta-side{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;}
.qr-box{
  width:112px;height:112px;border-radius:12px;background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.35);
  display:flex;align-items:center;justify-content:center;
  font-size:12.5px;color:rgba(255,255,255,.9);line-height:1.6;text-align:center;
}
.cta-side small{font-size:12.5px;color:rgba(255,255,255,.82);}

/* ---------- Related categories ---------- */
.related{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.rel-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  color:var(--c-ink);text-decoration:none;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#CFE6DC;text-decoration:none;}
.rel-card__tag{font-size:12px;font-weight:600;color:var(--c-primary-deep);background:var(--c-primary-soft);border-radius:999px;padding:4px 10px;align-self:flex-start;}
.rel-card h3{font-size:16.5px;line-height:1.45;}
.rel-card p{font-size:14px;color:var(--c-muted);line-height:1.75;}
.rel-card__more{font-size:13.5px;font-weight:600;color:var(--c-primary);margin-top:auto;}
.rel-card--current{background:#F3F7F4;border-style:dashed;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--c-card);
  overflow:hidden;transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.faq-item[open]{box-shadow:var(--sh-card);border-color:#CFE6DC;}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16.5px;font-weight:600;color:var(--c-ink);
  transition:background .18s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:#FAFBFA;}
.faq-item summary .chev{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform .2s var(--ease);
}
.faq-item[open] summary .chev{transform:rotate(180deg);}
.faq-body{padding:0 22px 20px;font-size:15.5px;color:var(--c-ink-2);line-height:1.85;}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:#C6D0CB;margin-top:16px;padding-top:56px;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff;}
.footer-brand strong{font-size:16.5px;}
.footer-brand .brand__mark{background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));}
.footer-col p{font-size:14px;line-height:1.85;color:#9FADA6;}
.footer-col h4{font-size:14px;color:var(--c-primary);margin-bottom:14px;letter-spacing:.4px;}
.footer-col a{display:block;font-size:14px;color:#AAB6B0;padding:5px 0;transition:color .18s var(--ease);}
.footer-col a:hover{color:#fff;text-decoration:none;}
.footer-qr{display:flex;gap:14px;align-items:flex-start;}
.footer-qr .qr{
  width:96px;height:96px;flex:0 0 96px;border-radius:8px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;color:#8E9C95;line-height:1.5;
}
.footer-qr span{font-size:13.5px;color:#9FADA6;line-height:1.8;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding:20px 0 28px;font-size:13px;color:#87948D;
}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .container{padding:0 24px;}
  .navscroll{padding:9px 24px;}
  .mobile-panel a{padding:11px 24px;}
  .page-hero__inner{grid-template-columns:1fr;gap:28px;padding:32px 28px;}
  .hero-media{aspect-ratio:16/9;}
  .split{grid-template-columns:1fr;gap:24px;}
  .split--reverse .split__media{order:1;}
  .split--reverse .split__body{order:2;}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .related{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band__inner{grid-template-columns:1fr;padding:36px 28px;}
  .cta-side{align-items:flex-start;text-align:left;}
  .search{max-width:none;}
}
@media (max-width:767px){
  .topbar{gap:12px;}
  .brand__sub{display:none;}
  .search{display:none;}
  .header-actions .btn--primary{display:none;}
  .burger{display:flex;}
  .section{padding:56px 0;}
  .split-list{gap:48px;}
  .page-hero h1{font-size:clamp(28px,7vw,34px);}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .navscroll{padding:9px 16px;}
  .mobile-panel a{padding:11px 16px;}
  .page-hero__inner{padding:24px 18px;border-radius:16px;}
  .stat-strip{grid-template-columns:1fr 1fr;gap:10px;}
  .related{grid-template-columns:1fr;}
  .panel{padding:22px 18px;}
  .faq-item summary{padding:16px 16px;font-size:15.5px;}
  .faq-body{padding:0 16px 18px;}
  .cta-band__inner{padding:28px 20px;border-radius:18px;}
  .field-list li{flex-direction:column;gap:6px;}
  .field-list b{flex:none;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category3 */
:root{
  --c-primary:#00A87A;
  --c-primary-deep:#046B52;
  --c-primary-soft:#E4F5EF;
  --c-accent:#C6F24E;
  --c-hot:#FF5A1F;
  --c-ink:#101A16;
  --c-ink-2:#3A4741;
  --c-muted:#6B7A73;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-border:#E3E7E2;
  --c-success:#1F9D55;
  --c-warning:#E8A33D;
  --c-danger:#D93A2B;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(16,26,22,.06);
  --shadow-card:0 8px 24px rgba(16,26,22,.06);
  --shadow-hover:0 14px 32px rgba(16,26,22,.12);
  --sp-section:96px;
}
@media (max-width:1023px){:root{--sp-section:72px}}
@media (max-width:575px){:root{--sp-section:56px}}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;text-underline-offset:3px;transition:color .2s ease}
a:hover{color:var(--c-primary-deep);text-decoration:underline}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--c-ink)}
h1{line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
section[id]{scroll-margin-top:118px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (max-width:1023px){.container{padding:0 24px}}
@media (max-width:575px){.container{padding:0 16px}}

/* ============ 头部 · 双层导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(255,255,255,.95);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--c-border);
}
.header-top__inner{display:flex;align-items:center;gap:22px;height:72px;transition:height .24s ease}
.site-header.is-scrolled .header-top__inner{height:56px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-ink)}
.brand:hover{color:var(--c-ink);text-decoration:none}
.brand__mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;
  box-shadow:0 6px 16px rgba(4,107,82,.22);
}
.brand__text{display:flex;flex-direction:column;line-height:1.18}
.brand__text strong{font-size:16px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
.brand__text em{font-style:normal;font-size:12px;color:var(--c-muted);white-space:nowrap}

.search{position:relative;flex:1 1 auto;max-width:400px;margin-left:auto}
.search input{
  width:100%;height:42px;padding:0 48px 0 18px;
  border:1px solid var(--c-border);border-radius:999px;background:#fff;
  color:var(--c-ink);outline:none;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.search input::placeholder{color:var(--c-muted)}
.search input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(0,168,122,.16)}
.search button{
  position:absolute;right:5px;top:50%;transform:translateY(-50%);
  width:34px;height:34px;border-radius:50%;
  background:var(--c-primary);color:#fff;display:grid;place-items:center;
  transition:background .2s ease;
}
.search button:hover{background:var(--c-primary-deep)}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.hamburger{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--c-border);
  background:#fff;display:none;place-items:center;color:var(--c-ink);
}
.hamburger:hover{border-color:var(--c-primary);color:var(--c-primary-deep)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(0,168,122,.22)}
.btn--primary:hover{background:#00926A;color:#fff;box-shadow:0 10px 24px rgba(0,168,122,.3);transform:translateY(-1px)}
.btn--primary:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(0,168,122,.22)}
.btn--ghost{border-color:var(--c-border);color:var(--c-ink);background:#fff}
.btn--ghost:hover{border-color:var(--c-primary);color:var(--c-primary-deep);background:var(--c-primary-soft)}
.btn--white{background:#fff;color:var(--c-primary-deep);box-shadow:0 8px 22px rgba(4,40,30,.18)}
.btn--white:hover{background:#F1FFF9;color:var(--c-primary-deep);transform:translateY(-1px)}
.btn--sm{height:38px;padding:0 16px;font-size:14px}

.header-nav{position:relative;border-top:1px solid var(--c-border);background:rgba(255,255,255,.88)}
.navscroll-wrap{position:relative}
.navscroll-wrap::before,
.navscroll-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:34px;pointer-events:none;z-index:2;
}
.navscroll-wrap::before{left:-1px;background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.navscroll-wrap::after{right:-1px;background:linear-gradient(270deg,#fff,rgba(255,255,255,0))}
.navscroll{
  display:flex;gap:8px;overflow-x:auto;padding:9px 0;
  scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x proximity;
}
.navscroll::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 16px;
  border:1px solid var(--c-border);border-radius:999px;background:#fff;
  color:var(--c-ink-2);font-size:14px;white-space:nowrap;scroll-snap-align:start;
  transition:background .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.pill:hover{border-color:var(--c-primary);color:var(--c-primary-deep);background:var(--c-primary-soft);text-decoration:none}
.pill.is-active{
  background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;
  box-shadow:0 6px 16px rgba(0,168,122,.26);
}
.pill.is-active:hover{color:#fff;background:var(--c-primary-deep);border-color:var(--c-primary-deep)}

.mobile-panel{display:none;border-top:1px solid var(--c-border);background:#fff;padding:8px 0 14px}
.mobile-panel.is-open{display:block}
.mobile-panel a{display:block;padding:12px 2px;font-size:15px;color:var(--c-ink-2);border-bottom:1px solid var(--c-border)}
.mobile-panel a:last-child{border-bottom:0}
.mobile-panel a:hover{color:var(--c-primary-deep)}

/* ============ 页面头部 ============ */
.page-head{
  padding:46px 0 6px;
  background:linear-gradient(180deg,#EFF6F2 0%,rgba(246,247,244,0) 100%);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:#B9C4BD}
.breadcrumb .current{color:var(--c-primary-deep);font-weight:600}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary-deep);
  background:var(--c-primary-soft);border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.page-head h1{font-size:clamp(30px,4.2vw,46px);max-width:940px}
.page-lead{margin-top:18px;max-width:760px;font-size:17px;line-height:1.85;color:var(--c-ink-2)}
.meta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.meta-tags li{
  font-size:13px;color:var(--c-ink-2);border:1px solid var(--c-border);
  background:#fff;border-radius:999px;padding:5px 14px;box-shadow:var(--shadow-1);
}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0}
.section--first{padding-top:56px}
.section-head{max-width:780px;margin-bottom:34px}
.section-head h2{font-size:clamp(24px,3vw,32px)}
.section-head .section-lead{margin-top:14px;color:var(--c-ink-2);font-size:16px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.section-head--between{
  max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:28px;
}
.section-head--between .section-head__text{max-width:700px}

/* 数据卡矩阵 */
.data-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.data-card{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.data-card:hover{box-shadow:var(--shadow-card);transform:translateY(-2px);border-color:#D5E6DF}
.data-card__value{
  display:flex;align-items:baseline;gap:6px;
  font-variant-numeric:tabular-nums;letter-spacing:.6px;
  color:var(--c-primary-deep);font-weight:800;
  font-size:clamp(30px,3.4vw,40px);line-height:1.1;
}
.data-card__value .unit{font-size:15px;font-weight:600;color:var(--c-muted);letter-spacing:0}
.data-card h3{font-size:17px;margin-top:12px;line-height:1.45}
.data-card p{margin-top:8px;font-size:14px;color:var(--c-ink-2);line-height:1.75}

/* 要点清单 */
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.check-item{
  display:flex;gap:14px;background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--shadow-1);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.check-item:hover{border-color:#CBE7DC;box-shadow:var(--shadow-card)}
.check-item__icon{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  display:grid;place-items:center;
}
.check-item h3{font-size:16px;line-height:1.45}
.check-item p{margin-top:6px;font-size:14px;color:var(--c-ink-2);line-height:1.75}

/* 图文条 */
.figure-band{
  display:grid;grid-template-columns:1.08fr .92fr;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:16px;overflow:hidden;box-shadow:var(--shadow-1);margin-bottom:26px;
}
.figure-band__media{background:#E9EDE8;min-height:220px}
.figure-band__media img{width:100%;height:100%;object-fit:cover}
.figure-band__body{padding:30px 32px;display:flex;flex-direction:column;justify-content:center;gap:12px}
.figure-band__body h3{font-size:20px}
.figure-band__body p{font-size:15px;color:var(--c-ink-2);line-height:1.8}
.figure-band__body .tagline{
  display:inline-flex;align-self:flex-start;font-size:12px;font-weight:700;
  color:#22330A;background:var(--c-accent);border-radius:999px;padding:4px 12px;
}

/* 分端设备卡 */
.device-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.device-card{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--shadow-1);
  transition:box-shadow .22s ease,transform .22s ease;
}
.device-card:hover{box-shadow:var(--shadow-card);transform:translateY(-2px)}
.device-card__head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.device-card__head h3{font-size:19px}
.badge{font-size:12px;font-weight:700;border-radius:999px;padding:4px 12px;background:var(--c-primary-soft);color:var(--c-primary-deep)}
.badge--accent{background:var(--c-accent);color:#22330A}
.steps{counter-reset:step;margin-top:18px;display:grid;gap:12px}
.steps li{position:relative;padding-left:38px;font-size:14.5px;color:var(--c-ink-2);line-height:1.75}
.steps li::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:2px;width:26px;height:26px;border-radius:8px;
  background:var(--c-primary-soft);color:var(--c-primary-deep);
  font-size:12px;font-weight:800;display:grid;place-items:center;
  font-variant-numeric:tabular-nums;letter-spacing:.4px;
}
.device-note{
  margin-top:20px;padding:12px 14px;border-radius:10px;
  background:#F4F8F5;border:1px solid var(--c-border);
  font-size:13.5px;color:var(--c-muted);line-height:1.7;
}

/* 版本更新与排查行卡 */
.fix-list{display:grid;gap:14px}
.fix-row{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;align-items:start;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:18px 22px;transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.fix-row:hover{border-color:#CBE7DC;box-shadow:var(--shadow-card);transform:translateY(-1px)}
.fix-row__tag{
  font-size:12px;font-weight:700;color:var(--c-hot);
  background:rgba(255,90,31,.1);border-radius:999px;padding:4px 12px;white-space:nowrap;margin-top:2px;
}
.fix-row__tag.tag--ok{color:var(--c-primary-deep);background:var(--c-primary-soft)}
.fix-row__body h3{font-size:16px;line-height:1.5}
.fix-row__body p{margin-top:6px;font-size:14px;color:var(--c-ink-2);line-height:1.75}
.fix-row__body .fix-meta{
  display:inline-block;margin-top:8px;font-size:12.5px;color:var(--c-muted);
  font-variant-numeric:tabular-nums;letter-spacing:.4px;
}

/* 相关分类 */
.rel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.rel-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D5E6DF;text-decoration:none}
.rel-card__media{aspect-ratio:16/9;overflow:hidden;background:#E9EDE8}
.rel-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .24s cubic-bezier(.2,.7,.3,1)}
.rel-card:hover .rel-card__media img{transform:scale(1.03)}
.rel-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.rel-card__body h3{font-size:16.5px;line-height:1.45;color:var(--c-ink)}
.rel-card__body p{font-size:13.5px;color:var(--c-ink-2);line-height:1.7;flex:1}
.rel-card__more{font-size:13.5px;font-weight:600;color:var(--c-primary)}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-card);overflow:hidden;transition:border-color .2s ease;
}
.faq-item:hover{border-color:#CFE4DB}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16.5px;font-weight:700;line-height:1.6;
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:9px;height:9px;margin-right:2px;
  border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item[open] summary{color:var(--c-primary-deep)}
.faq-item__body{padding:0 22px 20px;font-size:15px;color:var(--c-ink-2);line-height:1.85}

/* CTA 条 */
.cta-band{
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  border-radius:20px;padding:42px;color:#fff;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:34px;align-items:center;
  box-shadow:0 18px 40px rgba(4,107,82,.22);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px)}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.88);max-width:600px;line-height:1.8}
.cta-band__actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.cta-band__links{display:flex;gap:16px;margin-top:18px;flex-wrap:wrap}
.cta-band__links a{color:rgba(255,255,255,.9);font-size:14px;border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:2px}
.cta-band__links a:hover{color:#fff;text-decoration:none}
.qr{
  width:96px;height:96px;border-radius:10px;flex:0 0 auto;
  background:rgba(255,255,255,.16);border:1px dashed rgba(255,255,255,.55);
  display:grid;place-items:center;text-align:center;
  font-size:12px;line-height:1.5;color:rgba(255,255,255,.88);
}

/* 页脚 */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px}
.footer-col h4{color:var(--c-primary);font-size:14px;margin-bottom:16px;letter-spacing:.3px}
.footer-col a{display:block;color:rgba(255,255,255,.72);font-size:14px;padding:5px 0}
.footer-col a:hover{color:#fff;text-decoration:none}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800}
.footer-brand .brand__mark{width:30px;height:30px;font-size:14px;border-radius:9px;box-shadow:none}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62)}
.footer-qr{display:flex;gap:14px;align-items:flex-start}
.footer-qr .qr{
  width:96px;height:96px;border-radius:8px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.7);font-size:12px;
}
.footer-qr span{font-size:13px;line-height:1.7;color:rgba(255,255,255,.6)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;font-size:13px;color:rgba(255,255,255,.5);
}

@media (max-width:1023px){
  .data-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .search{max-width:260px}
  .section-head--between{flex-direction:column;align-items:flex-start}
}
@media (max-width:767px){
  .header-top__inner{height:60px;gap:12px}
  .site-header.is-scrolled .header-top__inner{height:56px}
  .search{display:none}
  .hamburger{display:grid}
  .brand__text em{display:none}
  .check-list{grid-template-columns:1fr}
  .device-grid{grid-template-columns:1fr}
  .figure-band{grid-template-columns:1fr}
  .figure-band__media{min-height:180px;aspect-ratio:16/9}
  .figure-band__body{padding:22px 20px}
  .cta-band{grid-template-columns:1fr;padding:28px 22px;gap:22px}
  .fix-row{grid-template-columns:1fr;gap:10px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:28px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:575px){
  .data-grid{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr}
  .page-head{padding-top:32px}
  .page-head h1{font-size:30px}
  .cta-band__actions{width:100%}
}
@media (min-width:1024px){
  .hamburger{display:none}
  .mobile-panel{display:none !important}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category4 */
:root{
  --c-primary:#00A87A;
  --c-primary-deep:#046B52;
  --c-primary-soft:#E4F5EF;
  --c-accent:#C6F24E;
  --c-hot:#FF5A1F;
  --c-ink:#101A16;
  --c-ink-2:#3A4741;
  --c-muted:#6B7A73;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1512;
  --c-border:#E3E7E2;
  --c-ph:#E9EDE8;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(16,26,22,.06);
  --sh-card:0 8px 24px rgba(16,26,22,.06);
  --sh-hover:0 14px 32px rgba(16,26,22,.12);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

*,*::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(--c-ink);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--c-primary-deep);text-decoration:underline;text-underline-offset:3px;}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
input{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--c-ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

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

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-border);
}
.header-top{transition:height .22s ease;}
.header-top__inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:72px;
  transition:height .22s ease;
}
.site-header.is-scrolled .header-top__inner{height:56px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-ink);flex-shrink:0;}
.brand:hover{text-decoration:none;color:var(--c-ink);}
.brand__mark{
  width:36px;height:36px;flex-shrink:0;
  display:grid;place-items:center;
  border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;font-weight:700;font-size:17px;
}
.brand__text{display:flex;flex-direction:column;line-height:1.2;}
.brand__text strong{font-size:16px;font-weight:700;letter-spacing:.2px;}
.brand__text em{
  font-style:normal;font-size:12px;color:var(--c-muted);
  letter-spacing:1px;
}
.search{
  position:relative;
  flex:1;
  max-width:420px;
  display:flex;
  align-items:center;
  margin-left:auto;
}
.search input{
  width:100%;
  height:42px;
  padding:0 48px 0 16px;
  border:1px solid var(--c-border);
  border-radius:var(--r-btn);
  background:var(--c-surface);
  color:var(--c-ink);
  font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search input::placeholder{color:var(--c-muted);}
.search input:focus{
  outline:none;
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(0,168,122,.16);
}
.search button{
  position:absolute;right:5px;top:5px;
  width:32px;height:32px;
  display:grid;place-items:center;
  border:0;border-radius:8px;
  background:var(--c-primary-soft);
  color:var(--c-primary-deep);
  transition:background-color .18s ease;
}
.search button:hover{background:#d3ece3;}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;
  border-radius:var(--r-btn);
  font-weight:600;
  font-size:15px;
  line-height:1;
  padding:0 20px;
  height:44px;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .12s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn:hover{text-decoration:none;}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn--primary:hover{background:var(--c-primary-deep);color:#fff;}
.btn--ghost{background:transparent;border-color:var(--c-border);color:var(--c-ink);}
.btn--ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.btn--white{background:#fff;color:var(--c-primary-deep);}
.btn--white:hover{background:#eaf7f2;color:var(--c-primary-deep);}
.btn--line-white{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.btn--line-white:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn--sm{height:38px;padding:0 16px;font-size:14px;}

.hamburger{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--c-border);
  border-radius:var(--r-btn);
  background:var(--c-surface);
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  flex-shrink:0;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;}

.header-nav{border-top:1px solid var(--c-border);}
.navscroll-wrap{
  position:relative;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.navscroll-wrap::after{
  content:"";
  position:absolute;right:0;top:0;bottom:0;width:48px;
  background:linear-gradient(90deg,rgba(255,255,255,0),#fff 70%);
  pointer-events:none;
}
.navscroll{
  display:flex;
  align-items:center;
  gap:8px;
  overflow-x:auto;
  padding:10px 0;
  scrollbar-width:none;
  scroll-snap-type:x proximity;
}
.navscroll::-webkit-scrollbar{display:none;}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--c-border);
  background:var(--c-surface);
  color:var(--c-ink-2);
  font-size:14px;
  font-weight:500;
  white-space:nowrap;
  scroll-snap-align:start;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.pill:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none;background:var(--c-primary-soft);}
.pill.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}
.pill.is-active:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff;}

.mobile-menu{display:none;border-top:1px solid var(--c-border);background:var(--c-surface);}
.mobile-menu.is-open{display:block;}
.mobile-menu__inner{padding:12px 32px 20px;display:flex;flex-direction:column;gap:8px;}
.mobile-menu a{
  padding:12px 14px;border-radius:var(--r-btn);
  border:1px solid var(--c-border);
  color:var(--c-ink-2);font-size:15px;
}
.mobile-menu a.is-active{background:var(--c-primary-soft);border-color:var(--c-primary);color:var(--c-primary-deep);font-weight:600;}
.mobile-menu a:hover{text-decoration:none;border-color:var(--c-primary);}

/* ---------- 页面头 ---------- */
.page-head{
  position:relative;
  background:
    linear-gradient(180deg,rgba(12,21,18,.72),rgba(12,21,18,.62)),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:#fff;
  padding:40px 0 56px;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.72);
  margin-bottom:20px;
}
.breadcrumb a{color:rgba(255,255,255,.86);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb span.current{color:var(--c-accent);font-weight:600;}
.page-head h1{
  color:#fff;
  font-size:clamp(28px,3.6vw,44px);
  line-height:1.28;
  max-width:840px;
}
.page-head__lead{
  margin-top:18px;
  max-width:720px;
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.86);
}
.page-head__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag-on-dark{
  display:inline-flex;align-items:center;gap:6px;
  height:32px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:13px;
}
.tag-on-dark--accent{background:var(--c-accent);border-color:var(--c-accent);color:#14301f;font-weight:600;}

/* ---------- 主体 ---------- */
main{display:block;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--soft{background:var(--c-surface);}
.section--dark{background:var(--c-dark);color:#fff;}

.sec-head{margin-bottom:36px;max-width:760px;}
.sec-head--split{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  max-width:none;
}
.sec-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1.2px;
  color:var(--c-primary-deep);
  background:var(--c-primary-soft);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:16px;
}
.sec-head h2{font-size:clamp(23px,2.6vw,32px);}
.sec-head p{margin-top:14px;color:var(--c-ink-2);font-size:16px;line-height:1.8;}
.section--dark .sec-head h2{color:#fff;}
.section--dark .sec-head p{color:rgba(255,255,255,.76);}
.section--dark .sec-label{background:rgba(0,168,122,.18);color:var(--c-accent);}

/* 不等高两列卡片 */
.masonry{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:24px;
  align-items:start;
}
.mcard{
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  padding:26px;
  transition:box-shadow .2s cubic-bezier(.2,.7,.3,1),transform .2s cubic-bezier(.2,.7,.3,1);
}
.mcard:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.mcard--tall{padding-bottom:32px;}
.mcard__top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.mcard__icon{
  width:40px;height:40px;flex-shrink:0;
  display:grid;place-items:center;
  border-radius:12px;
  background:var(--c-primary-soft);
  color:var(--c-primary-deep);
  font-weight:700;
}
.mcard h3{font-size:19px;}
.mcard p{margin-top:12px;color:var(--c-ink-2);font-size:15.5px;line-height:1.85;}
.mcard__list{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.mcard__list li{
  position:relative;
  padding-left:22px;
  font-size:15px;
  color:var(--c-ink-2);
  line-height:1.8;
}
.mcard__list li::before{
  content:"";
  position:absolute;left:4px;top:11px;
  width:8px;height:8px;
  border-radius:3px;
  background:var(--c-primary);
}
.mcard__media{
  margin-top:18px;
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--c-ph);
  aspect-ratio:16/9;
}
.mcard__media img{width:100%;height:100%;object-fit:cover;}
.mcard__foot{margin-top:18px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;font-size:15px;
}
.link-arrow::after{content:"→";transition:transform .18s ease;}
.link-arrow:hover::after{transform:translateX(3px);}

.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:700;
  background:var(--c-accent);color:#14301f;
}
.badge--hot{background:var(--c-hot);color:#fff;}

/* 折叠问答 */
.acc{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.acc__item{
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.acc__item.is-open{border-color:var(--c-primary);box-shadow:var(--sh-card);}
.acc__head{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--c-ink);
  line-height:1.6;
}
.acc__head:hover{color:var(--c-primary-deep);}
.acc__sign{
  flex-shrink:0;
  width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:50%;
  background:var(--c-primary-soft);
  color:var(--c-primary-deep);
  font-size:16px;
  line-height:1;
  transition:transform .2s ease,background-color .2s ease;
}
.acc__item.is-open .acc__sign{transform:rotate(180deg);background:var(--c-primary);color:#fff;}
.acc__body{
  max-height:0;
  overflow:hidden;
  transition:max-height .2s ease;
}
.acc__body-inner{
  padding:0 22px 22px;
  color:var(--c-ink-2);
  font-size:15.5px;
  line-height:1.85;
}
.acc__body-inner p + p{margin-top:10px;}

/* 处理顺序 */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.step{
  position:relative;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-card);
  padding:24px 22px 26px;
  box-shadow:var(--sh-1);
}
.step__num{
  display:grid;place-items:center;
  width:38px;height:38px;
  border-radius:12px;
  background:var(--c-primary);
  color:#fff;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  letter-spacing:.5px;
  margin-bottom:16px;
}
.step__line{
  position:absolute;
  top:44px;left:60px;right:-20px;
  height:2px;
  background:repeating-linear-gradient(90deg,var(--c-border) 0 6px,transparent 6px 12px);
}
.step:last-child .step__line{display:none;}
.step h3{font-size:17px;}
.step p{margin-top:10px;font-size:15px;color:var(--c-ink-2);line-height:1.8;}

/* 自检清单 + 数据卡 */
.check-layout{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:32px;
  align-items:start;
}
.check-list{
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  padding:8px 26px;
}
.check-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:20px 0;
  border-bottom:1px solid var(--c-border);
  font-size:15.5px;
  color:var(--c-ink-2);
  line-height:1.8;
}
.check-list li:last-child{border-bottom:0;}
.check-list strong{color:var(--c-ink);font-weight:600;}
.check-mark{
  flex-shrink:0;
  width:24px;height:24px;margin-top:4px;
  display:grid;place-items:center;
  border-radius:8px;
  background:var(--c-primary-soft);
  color:var(--c-primary-deep);
  font-size:13px;font-weight:700;
}
.stat-col{display:flex;flex-direction:column;gap:16px;}
.stat-card{
  background:var(--c-dark);
  color:#fff;
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-card);
  padding:24px;
}
.stat-card .num{
  display:block;
  font-size:32px;
  font-weight:700;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:.5px;
  line-height:1.2;
}
.stat-card .label{
  display:block;margin-top:8px;
  font-size:14px;color:rgba(255,255,255,.76);
  line-height:1.7;
}
.stat-card--light{
  background:var(--c-primary-soft);
  color:var(--c-ink);
  border:1px solid #cfe9df;
}
.stat-card--light .num{color:var(--c-primary-deep);}
.stat-card--light .label{color:var(--c-ink-2);}

/* 相关分类卡 */
.rel-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:box-shadow .2s cubic-bezier(.2,.7,.3,1),transform .2s cubic-bezier(.2,.7,.3,1);
}
.rel-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);text-decoration:none;}
.rel-card__media{aspect-ratio:16/9;overflow:hidden;background:var(--c-ph);}
.rel-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .2s cubic-bezier(.2,.7,.3,1);}
.rel-card:hover .rel-card__media img{transform:scale(1.03);}
.rel-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rel-card__body h3{font-size:16.5px;color:var(--c-ink);line-height:1.45;}
.rel-card__body p{font-size:14px;color:var(--c-muted);line-height:1.7;flex:1;}
.rel-card__body .link-arrow{font-size:14px;}

/* CTA */
.cta-band{
  border-radius:18px;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  color:#fff;
  padding:48px;
  display:grid;
  grid-template-columns:1.3fr .7fr;
  gap:40px;
  align-items:center;
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,30px);}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.88);font-size:16px;max-width:560px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-band__aside{
  display:flex;flex-direction:column;align-items:center;gap:14px;
  text-align:center;
}
.qr{
  width:132px;height:132px;
  border-radius:12px;
  background:rgba(255,255,255,.14);
  border:1px dashed rgba(255,255,255,.5);
  display:grid;place-items:center;
  color:rgba(255,255,255,.86);
  font-size:13px;
  line-height:1.6;
}
.cta-band__aside small{font-size:13px;color:rgba(255,255,255,.78);line-height:1.7;}

/* 底部问答（左标题右列表） */
.qa-split{
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:40px;
  align-items:start;
}
.qa-split .sec-head{margin-bottom:0;position:sticky;top:140px;}
.qa-list{display:flex;flex-direction:column;gap:14px;}
.qa-item{
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-left:3px solid var(--c-primary);
  border-radius:10px;
  padding:20px 22px;
}
.qa-item h3{font-size:16px;}
.qa-item p{margin-top:10px;font-size:15px;color:var(--c-ink-2);line-height:1.8;}

/* 页脚 */
.site-footer{
  background:var(--c-dark);
  color:rgba(255,255,255,.74);
  padding:64px 0 28px;
  margin-top:8px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr .8fr 1fr;
  gap:36px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff;}
.footer-brand strong{font-size:16px;color:#fff;}
.footer-col h4{
  font-size:14px;
  color:var(--c-accent);
  margin-bottom:16px;
  letter-spacing:.4px;
}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);}
.footer-col a{
  display:block;
  font-size:14px;
  color:rgba(255,255,255,.74);
  padding:6px 0;
}
.footer-col a:hover{color:#fff;text-decoration:none;}
.footer-qr{display:flex;gap:14px;align-items:flex-start;}
.footer-qr .qr{
  width:96px;height:96px;
  border-radius:8px;
  background:rgba(255,255,255,.08);
  border:1px dashed rgba(255,255,255,.34);
  color:rgba(255,255,255,.7);
  font-size:12px;
  flex-shrink:0;
}
.footer-qr span{font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.68);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.58);
}

/* 响应式 */
@media (max-width:1023px){
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .masonry{grid-template-columns:1fr;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step__line{display:none;}
  .check-layout{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;padding:36px;}
  .qa-split{grid-template-columns:1fr;gap:28px;}
  .qa-split .sec-head{position:static;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 24px;}
  .navscroll-wrap{padding:0 24px;}
  .mobile-menu__inner{padding:12px 24px 20px;}
  .search{display:none;}
  .hamburger{display:flex;}
  .header-top__inner{height:64px;gap:12px;}
  .site-header.is-scrolled .header-top__inner{height:56px;}
  .page-head{padding:28px 0 44px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:575px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .navscroll-wrap{padding:0 16px;}
  .mobile-menu__inner{padding:12px 16px 20px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .sec-head--split{flex-direction:column;align-items:flex-start;gap:16px;}
  .steps{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:1fr;}
  .cta-band{padding:28px 22px;border-radius:14px;}
  .cta-band__actions .btn{width:100%;}
  .acc__head{padding:16px 18px;font-size:15.5px;}
  .acc__body-inner{padding:0 18px 18px;}
  .check-list{padding:4px 18px;}
  .mcard{padding:20px;}
  .badge{font-size:11.5px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}