/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --brand:#0F3D2E;
  --brand-deep:#0A2A20;
  --brand-mid:#1B5E45;
  --lime:#C6F24E;
  --orange:#FF7A2F;
  --bg:#F5F7F2;
  --card:#FFFFFF;
  --soft:#EEF2EA;
  --line:#E2E8E1;
  --text:#16211C;
  --text-2:#4A5A53;
  --text-3:#8A9992;
  --on-dark:#F5F7F2;
  --on-dark-2:#B9C6BE;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-img:16px;
  --sh-card:0 1px 2px rgba(10,42,32,.06),0 8px 24px rgba(10,42,32,.06);
  --sh-hover:0 12px 32px rgba(10,42,32,.10);
  --sec-y:84px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.28;letter-spacing:0;color:var(--text)}
p{margin:0}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-mid);text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select{font-family:inherit;font-size:inherit}
:focus{outline:none}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px}
.on-dark :focus-visible{outline-color:#FFFFFF}

/* Foundation 覆盖 */
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px}
.grid-x{margin-left:0;margin-right:0}
.cell{padding-left:0;padding-right:0}
body,.button,input,textarea{font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif}

/* ============ 通用容器与板块 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:var(--sec-y) 0}
.section--tight{padding:56px 0}
.section--soft{background:var(--soft)}
.section--white{background:#fff}
.section-head{margin-bottom:36px}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--brand);background:var(--soft);
  border-radius:var(--r-pill);padding:5px 12px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime)}
h2.sec-title{font-size:clamp(22px,2.4vw,28px);margin-bottom:12px}
.sec-desc{font-size:15px;color:var(--text-2);max-width:760px}
.link-more{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.link-more i{font-size:12px;transition:transform .2s ease}
.link-more:hover i{transform:translateX(4px)}

/* ============ 按钮 ============ */
.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;line-height:1.4;cursor:pointer;
  border:1px solid transparent;transition:all .2s ease;text-align:center;
}
.btn--primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn--primary:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(10,42,32,.20)}
.btn--primary:active{transform:translateY(0);box-shadow:none}
.btn--ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn--ghost:hover{background:rgba(15,61,46,.06);color:var(--brand);transform:translateY(-1px)}
.btn--ghost:active{transform:translateY(0);background:rgba(15,61,46,.10)}
.btn--lime{background:var(--lime);color:var(--brand-deep);border-color:var(--lime)}
.btn--lime:hover{background:#d6f96f;border-color:#d6f96f;color:var(--brand-deep);transform:translateY(-1px);box-shadow:0 10px 24px rgba(198,242,78,.28)}
.btn--lime:active{transform:translateY(0);box-shadow:none}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:1.4;
  padding:4px 10px;border-radius:6px;
  background:var(--soft);color:var(--brand);
}
.badge--lime{background:rgba(198,242,78,.35);color:var(--brand-deep)}
.badge--orange{background:rgba(255,122,47,.14);color:#B44A11}
.badge--line{background:transparent;border:1px solid var(--line);color:var(--text-2)}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;border-bottom:1px solid var(--line);
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-stuck{background:var(--brand-deep);border-bottom-color:rgba(255,255,255,.10);box-shadow:0 10px 30px rgba(10,42,32,.22)}
.topbar{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo__mark{
  width:36px;height:36px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-mid) 100%);
  display:flex;align-items:center;justify-content:center;
  color:var(--lime);font-size:17px;
}
.logo__text{font-size:18px;font-weight:700;color:var(--text);white-space:nowrap;transition:color .25s ease}
.logo__text small{display:block;font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.06em;line-height:1.2}
.site-header.is-stuck .logo__text{color:#fff}
.site-header.is-stuck .logo__text small{color:var(--on-dark-2)}
.site-header.is-stuck .logo__mark{background:rgba(255,255,255,.12)}

.search-box{
  display:flex;align-items:center;gap:10px;
  height:42px;width:300px;max-width:34vw;
  padding:0 16px;border-radius:var(--r-pill);
  background:var(--soft);border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease,background .25s ease;
}
.search-box i{color:var(--text-3);font-size:14px}
.search-box input{
  flex:1;border:0;background:transparent;height:38px;
  font-size:14px;color:var(--text);outline:none;
}
.search-box input::placeholder{color:var(--text-3)}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(198,242,78,.28);background:#fff}
.site-header.is-stuck .search-box{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.16)}
.site-header.is-stuck .search-box input{color:#fff}
.site-header.is-stuck .search-box input::placeholder{color:var(--on-dark-2)}
.site-header.is-stuck .search-box i{color:var(--on-dark-2)}

.topbar__actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.topbar__actions .btn--primary{height:42px;padding:0 18px;font-size:14px}
.site-header.is-stuck .topbar__actions .btn--primary{background:var(--lime);border-color:var(--lime);color:var(--brand-deep)}
.site-header.is-stuck .topbar__actions .btn--primary:hover{background:#d6f96f;border-color:#d6f96f}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:10px;
  background:var(--soft);border:1px solid var(--line);color:var(--brand);
  font-size:16px;cursor:pointer;transition:all .2s ease;
}
.nav-toggle:hover{background:rgba(15,61,46,.08)}
.site-header.is-stuck .nav-toggle{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.18);color:#fff}

/* 频道 pill 行 */
.channelbar{background:var(--soft);border-bottom:1px solid var(--line);transition:background .25s ease,border-color .25s ease}
.site-header.is-stuck .channelbar{background:var(--brand-deep);border-bottom-color:transparent}
.channelbar__inner{
  display:flex;align-items:center;gap:10px;
  height:48px;overflow-x:auto;scroll-snap-type:x mandatory;
  scrollbar-width:none;-ms-overflow-style:none;
}
.channelbar__inner::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;gap:6px;
  height:32px;padding:0 16px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--text-2);
  background:#fff;border:1px solid var(--line);
  transition:all .2s ease;white-space:nowrap;
}
.pill:hover{color:var(--brand);border-color:var(--brand);background:#fff}
.pill.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.pill.is-active:hover{color:#fff}
.site-header.is-stuck .pill{background:transparent;border-color:rgba(255,255,255,.22);color:var(--on-dark-2)}
.site-header.is-stuck .pill:hover{color:#fff;border-color:var(--lime)}
.site-header.is-stuck .pill.is-active{background:var(--lime);border-color:var(--lime);color:var(--brand-deep)}

/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(320px,86vw);
  background:var(--brand-deep);z-index:120;
  transform:translateX(100%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:22px 20px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer__head .logo__text{color:#fff}
.drawer__head .logo__text small{color:var(--on-dark-2)}
.drawer__close{
  width:38px;height:38px;border-radius:10px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);color:#fff;cursor:pointer;font-size:15px;
  display:flex;align-items:center;justify-content:center;
}
.drawer__close:hover{background:rgba(255,255,255,.16)}
.drawer__search{display:flex;align-items:center;gap:10px;height:44px;padding:0 14px;border-radius:10px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);margin-bottom:20px}
.drawer__search i{color:var(--on-dark-2);font-size:14px}
.drawer__search input{flex:1;border:0;background:transparent;color:#fff;height:40px;outline:none;font-size:14px}
.drawer__search input::placeholder{color:var(--on-dark-2)}
.drawer__nav a{
  display:block;padding:13px 4px;font-size:15px;color:var(--on-dark);
  border-bottom:1px solid rgba(255,255,255,.08);transition:color .2s ease,padding-left .2s ease;
}
.drawer__nav a:hover,.drawer__nav a.is-active{color:var(--lime);padding-left:8px}
.drawer__cta{margin-top:24px}
.drawer__foot{margin-top:auto;padding-top:24px;font-size:12px;color:var(--on-dark-2);border-top:1px solid rgba(255,255,255,.08)}
.overlay{position:fixed;inset:0;background:rgba(10,42,32,.55);opacity:0;visibility:hidden;transition:opacity .28s ease;z-index:110}
.overlay.is-open{opacity:1;visibility:visible}
body.no-scroll{overflow:hidden}

/* ============ Hero ============ */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);padding:64px 0 40px;position:relative;overflow:hidden}
.hero__grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:52px;align-items:center}
.hero h1{font-size:clamp(30px,3.4vw,40px);margin-bottom:18px}
.hero__sub{font-size:17px;color:var(--text-2);margin-bottom:28px;max-width:560px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.trust-row{display:flex;gap:26px;flex-wrap:wrap;margin-top:30px;padding-top:24px;border-top:1px dashed var(--line)}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2)}
.trust-item i{color:var(--brand);font-size:14px}
.hero__media{position:relative;border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/11;box-shadow:var(--sh-hover)}
.hero__media img{width:100%;height:100%;object-fit:cover}
.hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,42,32,.48) 0%,rgba(15,61,46,.16) 100%)}
.hero__chip{
  position:absolute;z-index:2;background:rgba(255,255,255,.94);
  border-radius:12px;padding:10px 14px;display:flex;align-items:center;gap:10px;
  box-shadow:0 10px 26px rgba(10,42,32,.18);backdrop-filter:blur(6px);
}
.hero__chip i{width:30px;height:30px;border-radius:8px;background:rgba(198,242,78,.45);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;font-size:13px}
.hero__chip b{display:block;font-size:13px;color:var(--text);line-height:1.3}
.hero__chip span{font-size:11px;color:var(--text-3);line-height:1.3}
.hero__chip--1{left:18px;bottom:18px}
.hero__chip--2{right:18px;top:18px}

/* 数据条 */
.stats-band{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-card);
  margin-top:-8px;overflow:hidden;
}
.stat{padding:24px 22px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:26px;font-weight:700;color:var(--brand);line-height:1.2}
.stat span{display:block;font-size:13px;color:var(--text-3);margin-top:4px}

/* ============ 权益对比 ============ */
.compare{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-card);overflow:hidden;
}
.compare__head,.compare__row{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
}
.compare__head{background:var(--soft);border-bottom:1px solid var(--line)}
.compare__cell{
  padding:16px 18px;font-size:14px;color:var(--text-2);
  display:flex;align-items:center;justify-content:center;text-align:center;
  min-height:56px;
}
.compare__cell--feature{justify-content:flex-start;text-align:left;font-weight:600;color:var(--text)}
.compare__head .compare__cell{font-weight:600;color:var(--text);font-size:14px;min-height:60px}
.compare__row{border-bottom:1px solid var(--line)}
.compare__row:last-child{border-bottom:0}
.compare__row:nth-child(even){background:#FAFBF8}
.compare__row:hover{background:#F3F7EE}
.compare__cell i.fa-check{color:var(--brand);font-size:16px}
.compare__cell i.fa-xmark{color:#C3CEC7;font-size:15px}
.compare__cell.is-featured{background:var(--soft);box-shadow:inset 2px 0 0 var(--brand),inset -2px 0 0 var(--brand)}
.compare__head .compare__cell.is-featured{position:relative;color:var(--brand)}
.compare__head .compare__cell.is-featured::after{
  content:"推荐";position:absolute;top:0;left:50%;transform:translateX(-50%);
  background:var(--orange);color:#fff;font-size:11px;font-weight:600;
  padding:2px 10px;border-radius:0 0 8px 8px;letter-spacing:.04em;
}

/* ============ 等级卡 ============ */
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
.plan-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px 24px;box-shadow:var(--sh-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#D3DED5}
.plan-card__icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(198,242,78,.40);color:var(--brand-deep);font-size:18px;margin-bottom:16px;
}
.plan-card__name{font-size:19px;font-weight:700;margin-bottom:6px}
.plan-card__price{font-size:26px;font-weight:700;color:var(--brand);line-height:1.2;margin-bottom:4px}
.plan-card__price small{font-size:13px;font-weight:500;color:var(--text-3);margin-left:4px}
.plan-card__note{font-size:13px;color:var(--text-3);margin-bottom:18px}
.plan-card__list{margin-bottom:24px;display:flex;flex-direction:column;gap:10px}
.plan-card__list li{display:flex;gap:9px;font-size:14px;color:var(--text-2);line-height:1.6}
.plan-card__list i{color:var(--brand);font-size:13px;margin-top:5px}
.plan-card .btn{margin-top:auto}
.plan-card--featured{
  border-color:var(--brand);border-width:2px;transform:translateY(-8px);
  box-shadow:0 16px 40px rgba(10,42,32,.12);
}
.plan-card--featured:hover{transform:translateY(-12px)}
.plan-card__ribbon{
  position:absolute;top:-13px;right:20px;
  background:var(--orange);color:#fff;font-size:12px;font-weight:600;
  padding:4px 12px;border-radius:var(--r-pill);
}

/* ============ 专属内容预览 ============ */
.preview-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.preview-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);transition:transform .25s ease,box-shadow .25s ease;
}
.preview-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover)}
.preview-card__media{position:relative;aspect-ratio:16/9;overflow:hidden}
.preview-card__media img{width:100%;height:100%;object-fit:cover;filter:blur(3px);transform:scale(1.05)}
.preview-card__lock{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  background:rgba(10,42,32,.52);backdrop-filter:blur(4px);color:#fff;
}
.preview-card__lock i{font-size:20px;color:var(--lime)}
.preview-card__lock span{font-size:12px;color:rgba(245,247,242,.86)}
.preview-card__body{padding:20px}
.preview-card__body h3{font-size:17px;margin-bottom:8px}
.preview-card__body p{font-size:14px;color:var(--text-3);margin-bottom:14px}
.preview-card__foot{display:flex;align-items:center;justify-content:space-between;gap:12px}
.preview-card__foot span{font-size:13px;color:var(--text-3)}

/* ============ 资讯列表（CMS 区域） ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#D3DED5}
.news-card__cover{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--soft)}
.news-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-card__cover img{transform:scale(1.04)}
.news-card__body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-card__body .badge{align-self:flex-start;margin-bottom:12px}
.news-card__title{font-size:17px;line-height:1.5;margin-bottom:10px}
.news-card__title a{
  color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__title a:hover{color:var(--brand)}
.news-card__excerpt{
  font-size:14px;color:var(--text-2);line-height:1.75;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.news-card__meta .go{color:var(--brand);font-weight:600;font-size:13px}
.news-card--lead{grid-column:span 2;flex-direction:row}
.news-card--lead .news-card__cover{aspect-ratio:auto;flex:0 0 46%;min-height:260px}
.news-card--lead .news-card__body{padding:26px}
.news-card--lead .news-card__title{font-size:21px}
.news-card--lead .news-card__excerpt{-webkit-line-clamp:4;font-size:15px}
.news-empty{
  grid-column:1/-1;background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:52px 24px;text-align:center;color:var(--text-3);font-size:15px;
}
.news-empty i{display:block;font-size:26px;color:#C3CEC7;margin-bottom:14px}
.news-empty .btn{margin-top:18px}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px;align-items:start}
.faq-aside{position:sticky;top:140px}
.faq-aside p{font-size:15px;color:var(--text-2);margin-top:14px}
.faq-aside .btn{margin-top:22px}
.site-accordion{border:0;background:transparent}
.site-accordion .accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-card);
}
.site-accordion .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:17px;font-weight:600;color:var(--text);
  border:0;background:transparent;position:relative;line-height:1.5;
}
.site-accordion .accordion-title::before{
  content:"\2b";position:static;float:none;order:2;
  width:26px;height:26px;flex:0 0 auto;border-radius:50%;
  background:var(--soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:600;line-height:1;margin:0;
}
.site-accordion .accordion-item.is-active .accordion-title::before{content:"\2212";background:var(--lime);color:var(--brand-deep)}
.site-accordion .accordion-item.is-active{border-color:#CFE0D3}
.site-accordion .accordion-item.is-active .accordion-title{color:var(--brand)}
.site-accordion .accordion-title:hover{background:rgba(15,61,46,.03)}
.site-accordion .accordion-content{
  padding:0 22px 20px 22px;border:0;background:transparent;color:var(--text-2);
  font-size:15px;line-height:1.85;
}
.site-accordion .accordion-item.is-active .accordion-content{
  border-left:3px solid var(--lime);margin-left:0;padding-left:19px;
}

/* ============ CTA 深色带 ============ */
.cta-band{
  position:relative;color:var(--on-dark);overflow:hidden;
  background-image:linear-gradient(135deg,rgba(10,42,32,.94) 0%,rgba(15,61,46,.86) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;opacity:.7;pointer-events:none;
}
.cta-band .container{position:relative;z-index:2}
.cta-inner{max-width:760px;margin:0 auto;text-align:center;padding:96px 0}
.cta-inner h2{color:#fff;font-size:clamp(24px,2.8vw,32px);margin-bottom:14px}
.cta-inner p{color:var(--on-dark-2);font-size:15px;margin-bottom:28px}
.cta-form{display:flex;gap:12px;max-width:520px;margin:0 auto 14px}
.cta-form input{
  flex:1;height:48px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.10);color:#fff;padding:0 18px;font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-form input::placeholder{color:var(--on-dark-2)}
.cta-form input:focus{border-color:var(--lime);box-shadow:0 0 0 4px rgba(198,242,78,.24)}
.cta-form .btn{height:48px;padding:0 26px;flex:0 0 auto}
.cta-hint{font-size:13px;color:var(--on-dark-2);margin-bottom:38px}
.cta-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;border-top:1px solid rgba(255,255,255,.12);padding-top:30px}
.cta-point{display:flex;align-items:center;gap:12px;text-align:left}
.cta-point i{
  width:38px;height:38px;flex:0 0 auto;border-radius:10px;
  background:rgba(198,242,78,.16);color:var(--lime);
  display:flex;align-items:center;justify-content:center;font-size:15px;
  box-shadow:inset 0 0 0 1px rgba(198,242,78,.28);
}
.cta-point b{display:block;font-size:14px;color:#fff;font-weight:600}
.cta-point span{display:block;font-size:12px;color:var(--on-dark-2)}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-deep);color:var(--on-dark-2);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand .logo__text{color:#fff}
.footer-brand .logo__text small{color:var(--on-dark-2)}
.footer-brand .logo__mark{background:rgba(255,255,255,.12)}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:18px;max-width:320px;color:var(--on-dark-2)}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:var(--on-dark-2);transition:color .2s ease}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.footer-qr{
  width:104px;height:104px;border-radius:12px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;
  color:var(--on-dark-2);font-size:12px;text-align:center;line-height:1.6;margin-top:4px;
}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.10);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--on-dark-2);
}
.footer-bottom a{color:var(--on-dark-2)}
.footer-bottom a:hover{color:var(--lime)}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  :root{--sec-y:56px}
  .hero__grid{grid-template-columns:1fr;gap:36px}
  .hero__media{aspect-ratio:16/10}
  .plan-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .plan-card--featured{transform:none}
  .plan-card--featured:hover{transform:translateY(-4px)}
  .preview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-card--lead{grid-column:span 2;flex-direction:column}
  .news-card--lead .news-card__cover{flex:none;min-height:0;aspect-ratio:16/9}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .faq-aside{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .search-box{width:220px}
}
@media screen and (max-width:767px){
  .grid-container,.container{padding-left:20px;padding-right:20px}
  .search-box{display:none}
  .nav-toggle{display:flex}
  .topbar{height:58px;gap:14px}
  .topbar__actions .btn--primary{height:38px;padding:0 14px;font-size:13px}
  .logo__text{font-size:16px}
  .logo__text small{display:none}
  .stats-band{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-child(n+3){border-bottom:0}
  .plan-grid,.preview-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .news-card--lead{grid-column:span 1}
  .cta-inner{padding:64px 0}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
  .cta-points{grid-template-columns:1fr;gap:16px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero{padding:42px 0 30px}
  .hero__chip--1{left:12px;bottom:12px}
  .hero__chip--2{right:12px;top:12px}
}
@media screen and (max-width:639px){
  .compare{background:transparent;border:0;box-shadow:none;overflow:visible}
  .compare__head{display:none}
  .compare__row{
    display:block;background:var(--card);border:1px solid var(--line);
    border-radius:var(--r-card);box-shadow:var(--sh-card);margin-bottom:14px;border-bottom:1px solid var(--line);
  }
  .compare__row:nth-child(even){background:var(--card)}
  .compare__cell{
    display:flex;align-items:center;justify-content:space-between;
    min-height:auto;padding:11px 18px;text-align:right;
  }
  .compare__cell--feature{
    padding:16px 18px;font-size:16px;font-weight:700;border-bottom:1px solid var(--line);
    justify-content:flex-start;text-align:left;
  }
  .compare__cell[data-label]::before{
    content:attr(data-label);font-size:13px;color:var(--text-3);font-weight:500;
  }
  .compare__cell.is-featured{box-shadow:none;background:var(--soft)}
  .compare__head .compare__cell.is-featured::after{display:none}
}

/* roulang page: article */
:root{
  --ink:#0F3D2E;
  --ink-deep:#0A2A20;
  --ink-soft:#1B5E45;
  --lime:#C6F24E;
  --lime-soft:rgba(198,242,78,.20);
  --orange:#FF7A2F;
  --bg:#F5F7F2;
  --surface:#FFFFFF;
  --surface-2:#EEF2EA;
  --border:#E2E8E1;
  --text:#16211C;
  --text-2:#4A5A53;
  --text-3:#8A9992;
  --on-dark:#F5F7F2;
  --on-dark-2:#B9C6BE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --shadow-card:0 1px 2px rgba(10,42,32,.06), 0 8px 24px rgba(10,42,32,.06);
  --shadow-hover:0 12px 32px rgba(10,42,32,.10);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-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:1.8;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;border:0;}
a{color:var(--ink);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--ink-soft);text-decoration:underline;text-underline-offset:3px;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.28;letter-spacing:0;color:var(--text);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,textarea{font-family:inherit;font-size:16px;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

/* ========== 容器 ========== */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:72px 0;}
.section--tight{padding:48px 0;}
.section-head{margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,2.4vw,28px);}
.section-head p{margin:10px 0 0;color:var(--text-2);font-size:15px;}
.section-head__bar{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.link-more{font-size:14px;color:var(--ink-soft);font-weight:600;white-space:nowrap;}
.link-more i{margin-left:4px;font-size:12px;}

/* ========== 按钮 ========== */
.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;line-height:1.4;
  text-decoration:none;white-space:nowrap;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn:hover{text-decoration:none;}
.btn--primary{background:var(--ink);color:#fff;box-shadow:0 6px 16px rgba(10,42,32,.16);}
.btn--primary:hover{background:var(--ink-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn--primary:active{transform:translateY(0);box-shadow:none;}
.btn--ghost{background:transparent;color:var(--ink);border:1px solid var(--ink);}
.btn--ghost:hover{background:rgba(15,61,46,.06);color:var(--ink);}
.btn--lime{background:var(--lime);color:var(--ink-deep);}
.btn--lime:hover{background:#B6E43C;color:var(--ink-deep);transform:translateY(-1px);box-shadow:0 10px 24px rgba(198,242,78,.28);}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ========== 导航 ========== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  transition:background .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-stuck{
  background:var(--ink-deep);
  border-bottom-color:rgba(255,255,255,.10);
  box-shadow:0 10px 28px rgba(10,42,32,.22);
}
.site-header .container{padding-left:24px;padding-right:24px;}
.topbar{
  display:flex;align-items:center;gap:24px;
  min-height:68px;
}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;}
.logo:hover{text-decoration:none;}
.logo__mark{
  width:40px;height:40px;flex:0 0 40px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--ink);
  color:var(--lime);
  font-size:18px;
}
.logo__text{
  display:flex;flex-direction:column;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.2;
}
.logo__text small{font-size:11px;font-weight:400;color:var(--text-3);margin-top:3px;letter-spacing:.4px;}
.search-box{
  flex:1 1 auto;max-width:320px;min-width:200px;
  display:flex;align-items:center;gap:8px;
  height:42px;padding:0 14px;
  border:1px solid var(--border);border-radius:999px;
  background:var(--surface-2);
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.search-box i{color:var(--text-3);font-size:13px;}
.search-box input{
  flex:1;border:0;background:transparent;outline:none;height:100%;
  color:var(--text);font-size:14px;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{border-color:var(--ink);background:#fff;box-shadow:0 0 0 4px rgba(198,242,78,.35);}
.topbar__actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--border);color:var(--text);font-size:16px;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{background:var(--surface-2);}
.site-header.is-stuck .logo__mark{background:var(--lime);color:var(--ink-deep);}
.site-header.is-stuck .logo__text{color:var(--on-dark);}
.site-header.is-stuck .logo__text small{color:var(--on-dark-2);}
.site-header.is-stuck .search-box{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);}
.site-header.is-stuck .search-box i{color:var(--on-dark-2);}
.site-header.is-stuck .search-box input{color:var(--on-dark);}
.site-header.is-stuck .search-box input::placeholder{color:var(--on-dark-2);}
.site-header.is-stuck .nav-toggle{border-color:rgba(255,255,255,.20);color:var(--on-dark);}
.site-header.is-stuck .btn--primary{background:var(--lime);color:var(--ink-deep);box-shadow:none;}

.channelbar{
  background:var(--surface-2);
  border-top:1px solid var(--border);
  transition:background .2s ease,border-color .2s ease;
}
.channelbar__inner{
  display:flex;align-items:center;gap:10px;
  padding:8px 0;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
  scroll-snap-type:x proximity;
}
.channelbar__inner::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:999px;
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--text-2);
  font-size:14px;font-weight:500;
  transition:all .18s ease;
}
.pill:hover{border-color:var(--ink);color:var(--ink);text-decoration:none;}
.pill.is-active{background:var(--ink);border-color:var(--ink);color:#fff;}
.pill.is-active:hover{color:#fff;}
.site-header.is-stuck .channelbar{background:var(--ink-deep);border-top-color:rgba(255,255,255,.08);}
.site-header.is-stuck .pill{background:transparent;border-color:rgba(255,255,255,.18);color:var(--on-dark-2);}
.site-header.is-stuck .pill:hover{border-color:var(--lime);color:var(--lime);}
.site-header.is-stuck .pill.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink-deep);}

/* ========== 移动抽屉 ========== */
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:290px;max-width:86vw;
  background:var(--surface);z-index:120;
  transform:translateX(102%);
  transition:transform .28s ease;
  display:flex;flex-direction:column;
  padding:24px 20px;
  overflow-y:auto;
  box-shadow:-12px 0 40px rgba(10,42,32,.18);
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.mobile-drawer__head span{font-weight:700;color:var(--text);font-size:16px;}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);color:var(--text);}
.drawer-close:hover{background:var(--surface-2);}
.mobile-drawer nav{display:flex;flex-direction:column;gap:6px;margin-bottom:20px;}
.mobile-drawer nav a{
  padding:12px 14px;border-radius:10px;font-size:15px;color:var(--text);
  border:1px solid transparent;
}
.mobile-drawer nav a:hover{background:var(--surface-2);text-decoration:none;}
.mobile-drawer nav a.is-active{background:var(--surface-2);border-color:var(--lime);color:var(--ink);font-weight:600;}
.mobile-drawer .mobile-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border:1px solid var(--border);border-radius:10px;background:var(--surface-2);margin-bottom:16px;}
.mobile-drawer .mobile-search input{flex:1;border:0;background:transparent;outline:none;font-size:14px;}
.mobile-drawer__foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--border);font-size:12px;color:var(--text-3);line-height:1.7;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,42,32,.5);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ========== 面包屑 ========== */
.crumb-bar{background:var(--surface-2);border-bottom:1px solid var(--border);}
.crumb{
  display:flex;align-items:center;gap:8px;
  padding:14px 0;font-size:13px;color:var(--text-3);
  min-width:0;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--ink);}
.crumb .sep{color:#C3CDC6;}
.crumb .current{
  color:var(--text-3);
  max-width:52%;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ========== 文章头部 ========== */
.article-hero{padding:44px 0 8px;}
.article-hero h1{
  font-size:clamp(26px,3.2vw,38px);
  line-height:1.3;
  max-width:900px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;
  margin-top:18px;font-size:13px;color:var(--text-3);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  background:var(--lime-soft);
  color:var(--ink);
  font-size:12px;font-weight:600;
}
.badge--solid{background:var(--ink);color:#fff;}
.badge--warm{background:rgba(255,122,47,.14);color:#C45415;}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C3CDC6;display:inline-block;}
.summary-callout{
  position:relative;
  margin-top:24px;
  padding:18px 22px 18px 22px;
  background:var(--surface-2);
  border-left:3px solid var(--lime);
  border-radius:0 var(--r-card) var(--r-card) 0;
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.8;
}
.summary-callout p:last-child{margin-bottom:0;}

/* ========== 布局 ========== */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 262px;
  gap:56px;
  align-items:start;
}
.article-main{min-width:0;}
.article-body{
  max-width:760px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:36px 40px;
  box-shadow:var(--shadow-card);
}
.article-body > *:first-child{margin-top:0;}
.article-body p{line-height:1.85;margin:0 0 1.1em;color:var(--text);}
.article-body h2{
  font-size:22px;margin:2.2em 0 .6em;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;background:var(--lime);
}
.article-body h3{font-size:18px;margin:1.6em 0 .5em;color:var(--ink);}
.article-body h4{font-size:16px;margin:1.4em 0 .4em;color:var(--ink-soft);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.2em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.6em;line-height:1.8;color:var(--text-2);}
.article-body ul li::marker,.article-body ol li::marker{color:var(--ink-soft);}
.article-body img{border-radius:12px;margin:1.4em 0;width:100%;height:auto;}
.article-body blockquote{
  margin:1.5em 0;padding:14px 20px;
  border-left:3px solid var(--ink-soft);
  background:var(--surface-2);
  border-radius:0 12px 12px 0;
  color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{display:block;overflow-x:auto;margin:1.4em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 14px;text-align:left;}
.article-body th{background:var(--surface-2);font-weight:600;color:var(--ink);}
.article-body code{
  background:var(--surface-2);border-radius:6px;padding:2px 6px;font-size:14px;color:var(--ink-soft);
}
.article-body a{color:var(--ink-soft);text-decoration:underline;text-underline-offset:3px;}

.empty-state{
  text-align:center;padding:48px 20px;
}
.empty-state i{font-size:34px;color:var(--text-3);}
.empty-state p{margin:16px 0 4px;font-size:18px;font-weight:600;color:var(--text);}
.empty-state .empty-state__tip{font-size:14px;font-weight:400;color:var(--text-3);margin-bottom:22px;}

/* ========== 侧栏 ========== */
.article-aside{position:sticky;top:104px;}
.aside-box{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:20px 18px;
  box-shadow:var(--shadow-card);
}
.aside-box + .aside-box{margin-top:18px;}
.aside-box h4{
  font-size:13px;color:var(--text-3);font-weight:600;letter-spacing:.4px;margin-bottom:12px;
}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:block;padding:8px 12px;border-radius:8px;
  font-size:14px;color:var(--text-2);border-left:2px solid transparent;
  transition:all .16s ease;
}
.toc-list a:hover{background:var(--surface-2);color:var(--ink);text-decoration:none;}
.toc-list a.is-current{background:var(--lime-soft);border-left-color:var(--lime);color:var(--ink);font-weight:600;}
.aside-cta{
  background:var(--ink-deep);color:var(--on-dark);border:0;
}
.aside-cta h4{color:var(--lime);}
.aside-cta p{font-size:13.5px;color:var(--on-dark-2);line-height:1.7;margin-bottom:14px;}

/* ========== 标签 ========== */
.tag-block{margin-top:28px;padding-top:24px;border-top:1px solid var(--border);}
.tag-block h3{font-size:14px;color:var(--text-3);font-weight:600;margin-bottom:12px;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;
  border-radius:999px;border:1px solid var(--border);background:var(--surface);
  font-size:13.5px;color:var(--text-2);
  transition:all .16s ease;
}
.tag:hover{border-color:var(--ink);color:var(--ink);background:var(--surface-2);text-decoration:none;}

/* ========== 上下篇 ========== */
.prev-next{
  display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:32px;
}
.pn-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  padding:18px 20px;box-shadow:var(--shadow-card);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.pn-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D3DCD4;text-decoration:none;}
.pn-card span{display:block;font-size:12px;color:var(--text-3);margin-bottom:8px;}
.pn-card strong{
  display:block;font-size:15px;color:var(--text);font-weight:600;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.pn-card:hover strong{color:var(--ink);}
.pn-card--empty{opacity:.6;pointer-events:none;}

/* ========== 相关推荐 ========== */
.rec-grid{margin-left:-10px;margin-right:-10px;}
.rec-grid > .cell{padding-left:10px;padding-right:10px;margin-bottom:20px;}
.rec-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D3DCD4;text-decoration:none;}
.rec-card__cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.rec-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.rec-card:hover .rec-card__cover img{transform:scale(1.04);}
.rec-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.rec-card__body h3{
  font-size:16.5px;line-height:1.45;margin:10px 0 8px;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-card:hover .rec-card__body h3{color:var(--ink);}
.rec-card__body p{
  font-size:13.5px;color:var(--text-2);line-height:1.7;margin:0 0 14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3);}

/* ========== 权益对比 ========== */
.compare-wrap{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-card);
}
.compare-table{width:100%;font-size:14.5px;}
.compare-table th,.compare-table td{padding:16px 18px;text-align:center;border-bottom:1px solid var(--border);}
.compare-table thead th{
  background:var(--surface-2);font-size:14px;color:var(--ink);font-weight:700;
}
.compare-table thead th:first-child{text-align:left;}
.compare-table tbody td:first-child{text-align:left;font-weight:600;color:var(--text);}
.compare-table tbody tr:nth-child(even){background:#FAFBF8;}
.compare-table tbody tr:last-child td{border-bottom:0;}
.compare-table .is-rec{background:var(--surface-2);border-left:2px solid var(--lime);border-right:2px solid var(--lime);}
.compare-table thead .is-rec{background:var(--ink);color:#fff;position:relative;}
.compare-table thead .is-rec small{display:block;font-size:11px;font-weight:500;color:var(--lime);margin-top:2px;}
.icon-yes{color:var(--ink-soft);font-size:15px;}
.icon-no{color:#C3CDC6;font-size:15px;}

/* ========== FAQ ========== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:860px;}
.faq-item{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item[open]{border-color:#D3DCD4;box-shadow:var(--shadow-card);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:17px;font-weight:600;color:var(--text);
  border-left:3px solid transparent;
  transition:border-color .18s ease,background .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:26px;height:26px;line-height:24px;text-align:center;
  border-radius:8px;background:var(--surface-2);color:var(--ink);font-size:16px;font-weight:600;
}
.faq-item[open] summary{border-left-color:var(--lime);background:#FBFCF9;}
.faq-item[open] summary::after{content:"–";background:var(--lime);color:var(--ink-deep);}
.faq-item .faq-body{padding:0 22px 20px;font-size:15px;color:var(--text-2);line-height:1.85;}

/* ========== CTA 深色带 ========== */
.cta-band{
  position:relative;
  background-color:var(--ink-deep);
  background-image:linear-gradient(135deg,rgba(10,42,32,.94),rgba(15,61,46,.88)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:var(--on-dark);
  padding:72px 0;
  overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;opacity:.5;pointer-events:none;
}
.cta-band .container{position:relative;z-index:1;}
.cta-band__inner{max-width:720px;margin:0 auto;text-align:center;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
.cta-band p{color:var(--on-dark-2);margin:14px 0 26px;font-size:15.5px;}
.cta-points{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
  margin-top:34px;padding-top:28px;border-top:1px solid rgba(255,255,255,.1);
  text-align:left;
}
.cta-points div{font-size:13.5px;color:var(--on-dark-2);}
.cta-points i{color:var(--lime);margin-right:8px;}
.cta-points strong{display:block;color:#fff;font-size:15px;margin-bottom:4px;}

/* ========== 页脚 ========== */
.site-footer{background:var(--ink-deep);color:var(--on-dark-2);padding:64px 0 0;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .logo__text{color:#fff;font-size:17px;}
.footer-brand .logo__text small{color:var(--on-dark-2);}
.footer-brand p{font-size:14px;line-height:1.8;margin-top:16px;color:var(--on-dark-2);max-width:330px;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--on-dark-2);}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:3px;}
.footer-qr{
  margin-top:16px;width:96px;height:96px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.25);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;color:var(--on-dark-2);line-height:1.5;
}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0;font-size:13px;color:#8FA096;
}
.footer-bottom a{color:#B9C6BE;}
.footer-bottom a:hover{color:var(--lime);}

/* ========== 响应式 ========== */
@media screen and (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px;}
  .article-aside{position:static;}
  .article-aside .aside-box{display:none;}
  .article-aside .aside-cta{display:block;}
  .article-body{max-width:none;}
}
@media screen and (max-width:1023px){
  .section{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:56px 0;}
}
@media screen and (max-width:900px){
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .topbar__actions .btn--primary{height:42px;padding:0 16px;font-size:14px;}
}
@media screen and (max-width:767px){
  .container{padding-left:20px;padding-right:20px;}
  .article-body{padding:26px 22px;border-radius:12px;}
  .article-hero{padding:32px 0 4px;}
  .crumb .current{max-width:60%;}
  .prev-next{grid-template-columns:1fr;}
  .cta-points{grid-template-columns:1fr;gap:14px;}
}
@media screen and (max-width:520px){
  .section{padding:44px 0;}
  .logo__text{font-size:15px;}
  .logo__text small{font-size:10px;}
  .logo__mark{width:36px;height:36px;flex-basis:36px;font-size:16px;}
  .topbar{min-height:58px;gap:12px;}
  .topbar__actions .btn--primary{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .faq-item summary{padding:15px 16px;font-size:15.5px;}
  .faq-item .faq-body{padding:0 16px 16px;font-size:14.5px;}
  .compare-table th,.compare-table td{padding:12px 10px;font-size:13px;}
  .cta-band{padding:44px 0;}
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root{
  --ink:#16211C;
  --ink-2:#4A5A53;
  --ink-3:#8A9992;
  --green:#0F3D2E;
  --green-deep:#0A2A20;
  --green-mid:#1B5E45;
  --lime:#C6F24E;
  --orange:#FF7A2F;
  --bg:#F5F7F2;
  --surface:#FFFFFF;
  --surface-2:#EEF2EA;
  --line:#E2E8E1;
  --on-dark:#F5F7F2;
  --on-dark-2:#B9C6BE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(10,42,32,.06),0 8px 24px rgba(10,42,32,.06);
  --sh-2:0 12px 32px rgba(10,42,32,.10);
  --container:1200px;
}

/* ========== 基础重置 ========== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:var(--green);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--green-mid);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.28;color:var(--ink);letter-spacing:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,select{font-family:inherit;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:4px;}
::selection{background:var(--lime);color:var(--green-deep);}

/* ========== 容器与栅格修正 ========== */
.container,.grid-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.grid-x.grid-padding-x{margin-left:-12px;margin-right:-12px;}
.grid-x.grid-padding-x > .cell{padding-left:12px;padding-right:12px;}
.card-col{display:flex;padding-bottom:24px;}
.card-col > *{flex:1 1 auto;min-width:0;}

/* ========== 顶部导航 ========== */
.site-header{
  background:#fff;
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:40;
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(10,42,32,.10);}
.topbar{display:flex;align-items:center;gap:24px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.logo__mark{
  width:38px;height:38px;border-radius:11px;
  background:var(--green);color:var(--lime);
  display:grid;place-items:center;font-size:17px;
}
.logo__text{
  display:flex;flex-direction:column;
  font-size:17px;font-weight:700;color:var(--ink);line-height:1.2;
}
.logo__text small{font-size:11px;font-weight:400;color:var(--ink-3);letter-spacing:.6px;margin-top:2px;}
.search-box{
  flex:1 1 auto;max-width:320px;
  display:flex;align-items:center;gap:10px;
  height:42px;padding:0 14px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.search-box i{color:var(--ink-3);font-size:14px;}
.search-box input{
  flex:1 1 auto;height:100%;border:0;background:transparent;
  outline:none;font-size:14px;color:var(--ink);
}
.search-box input::placeholder{color:var(--ink-3);}
.search-box:focus-within{border-color:var(--green);background:#fff;box-shadow:0 0 0 4px rgba(15,61,46,.10);}
.topbar__actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--green);
  font-size:16px;cursor:pointer;place-items:center;transition:all .2s;
}
.nav-toggle:hover{border-color:var(--green);background:var(--surface-2);}

.channelbar{background:var(--surface-2);border-top:1px solid var(--line);}
.channelbar__inner{
  display:flex;gap:10px;padding:8px 0;
  overflow-x:auto;scrollbar-width:none;
  scroll-snap-type:x proximity;
}
.channelbar__inner::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;scroll-snap-align:start;
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  font-size:14px;font-weight:500;white-space:nowrap;
  transition:background .2s,border-color .2s,color .2s;
}
.pill:hover{border-color:var(--green);color:var(--green);}
.pill.is-active{background:var(--green);border-color:var(--green);color:#fff;}
.pill.is-active:hover{color:#fff;}

/* ========== 按钮 ========== */
.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;line-height:1.4;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s;
}
.btn--primary{background:var(--green);color:#fff;border-color:var(--green);}
.btn--primary:hover{background:var(--green-deep);border-color:var(--green-deep);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(10,42,32,.18);}
.btn--primary:active{transform:translateY(0);box-shadow:none;}
.btn--ghost{background:transparent;color:var(--green);border-color:var(--green);}
.btn--ghost:hover{background:rgba(15,61,46,.06);color:var(--green);}
.btn--accent{background:var(--lime);color:var(--green-deep);border-color:var(--lime);}
.btn--accent:hover{background:#b8e63f;color:var(--green-deep);transform:translateY(-1px);box-shadow:0 8px 20px rgba(198,242,78,.30);}
.btn--accent:active{transform:translateY(0);box-shadow:none;}
.btn--block{width:100%;}
.btn--sm{height:38px;padding:0 16px;font-size:14px;}

/* ========== 内页横幅 ========== */
.page-hero{
  position:relative;
  min-height:280px;
  display:flex;align-items:center;
  background-size:cover;background-position:center;
  color:#fff;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(10,42,32,.94),rgba(15,61,46,.74));
}
.page-hero__inner{position:relative;z-index:2;width:100%;padding-top:52px;padding-bottom:52px;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--on-dark-2);margin-bottom:16px;}
.crumbs a{color:var(--on-dark-2);}
.crumbs a:hover{color:var(--lime);}
.crumbs .sep{opacity:.6;}
.crumbs .current{color:#fff;}
.page-hero h1{font-size:clamp(28px,3.4vw,40px);color:#fff;max-width:820px;}
.page-hero__sub{margin-top:14px;font-size:16px;line-height:1.75;color:var(--on-dark-2);max-width:660px;}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;}
.page-hero .btn--ghost{border-color:rgba(255,255,255,.5);color:#fff;}
.page-hero .btn--ghost:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ========== 板块与标题 ========== */
.section{padding:84px 0;}
.section--channels{padding-top:56px;}
.section--soft{background:var(--surface-2);}
.section-head{margin-bottom:28px;}
.section-head h2{font-size:clamp(22px,2.4vw,28px);}
.section-head p{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:760px;}
.section-head--center{text-align:center;}
.section-head--center p{margin-left:auto;margin-right:auto;}

/* ========== 筛选条 ========== */
.filterbar{
  display:flex;gap:10px;margin-bottom:28px;
  overflow-x:auto;scrollbar-width:none;padding-bottom:4px;
}
.filterbar::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;height:38px;padding:0 18px;
  border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:14px;font-weight:500;
  cursor:pointer;transition:all .2s;
}
.chip:hover{border-color:var(--green);color:var(--green);}
.chip.is-active{background:var(--green);border-color:var(--green);color:#fff;}

/* ========== 入口卡片 ========== */
.entry-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.entry-card__media{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.entry-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.entry-card:hover .entry-card__media img{transform:scale(1.04);}
.entry-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.entry-card h3{font-size:17px;}
.entry-card h3 a{color:var(--ink);}
.entry-card:hover h3 a{color:var(--green);}
.entry-card p{font-size:14px;line-height:1.75;color:var(--ink-2);}
.entry-card__meta{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:13px;color:var(--ink-3);}
.entry-card__meta li{display:flex;align-items:center;gap:6px;}
.entry-card__meta i{color:var(--green-mid);font-size:12px;}
.link-arrow{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--green);
}
.link-arrow i{font-size:12px;transition:transform .2s;}
.link-arrow:hover i{transform:translateX(4px);}

.badge{
  display:inline-block;padding:3px 10px;border-radius:6px;
  font-size:12px;font-weight:600;line-height:1.6;
  background:var(--surface-2);color:var(--green);
}
.entry-card__media .badge{position:absolute;top:12px;left:12px;background:var(--lime);color:var(--green-deep);}
.badge--orange{background:var(--orange);color:#fff;}

.hint-strip{
  margin-top:6px;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:14px;
  padding:18px 22px;border-radius:var(--r-card);
  background:var(--surface-2);border:1px solid var(--line);
}
.hint-strip p{font-size:14px;color:var(--ink-2);}

/* ========== 侧栏 ========== */
.side-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;margin-bottom:20px;
}
.side-card__title{font-size:16px;margin-bottom:8px;}
.side-links li+li{border-top:1px solid var(--line);}
.side-links a{display:flex;flex-direction:column;gap:2px;padding:13px 0;font-size:15px;font-weight:600;color:var(--ink);}
.side-links a span{font-size:13px;font-weight:400;color:var(--ink-3);}
.side-links a:hover{color:var(--green);}
.side-card--member{
  background:linear-gradient(150deg,rgba(15,61,46,.05),rgba(198,242,78,.14));
  border-color:rgba(15,61,46,.14);
}
.side-card--member h3{font-size:18px;margin:12px 0 14px;}
.check-list li{position:relative;padding-left:24px;font-size:14px;color:var(--ink-2);margin-bottom:9px;line-height:1.7;}
.check-list li:last-child{margin-bottom:0;}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:2px;font-size:12px;color:var(--green-mid);
}
.side-note{margin-top:12px;font-size:13px;color:var(--ink-3);line-height:1.7;}
.side-card .btn{margin-top:16px;}

/* ========== 流程步骤 ========== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.step__no{
  display:inline-grid;place-items:center;
  width:42px;height:42px;border-radius:11px;
  background:rgba(198,242,78,.38);color:var(--green);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;line-height:1.75;color:var(--ink-2);}

/* ========== 图文区 ========== */
.figure-card{
  border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-1);
}
.figure-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.figure-copy h2{font-size:clamp(22px,2.4vw,28px);}
.figure-copy .lead{margin-top:14px;font-size:15px;line-height:1.85;color:var(--ink-2);}
.figure-copy .check-list{margin-top:18px;}
.figure-copy .btn{margin-top:24px;}

/* ========== FAQ ========== */
.accordion{background:transparent;border:0;margin:0;}
.accordion-item{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-title{
  position:relative;display:block;
  padding:18px 62px 18px 22px;
  font-size:17px;font-weight:600;color:var(--ink);
  border-bottom:0;background:#fff;
  transition:background .2s,color .2s;
}
.accordion-title:hover{background:var(--surface-2);color:var(--green);}
.accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;
  transform:translateY(-50%);margin:0;float:none;
  font-size:21px;font-weight:400;line-height:1;color:var(--green);
}
.accordion-item.is-active .accordion-title::before{content:"\2212";}
.accordion-item.is-active .accordion-title{color:var(--green);}
.accordion-content{padding:0 22px 20px;border:0;background:#fff;}
.accordion-item.is-active .accordion-content{border-left:3px solid var(--lime);}
.accordion-content p{font-size:15px;line-height:1.85;color:var(--ink-2);}

/* ========== 转化深色带 ========== */
.cta-band{position:relative;background:var(--green-deep);padding:80px 0;overflow:hidden;color:var(--on-dark);}
.cta-band__bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.16;}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(10,42,32,.96),rgba(15,61,46,.82));
}
.cta-band__inner{position:relative;z-index:3;max-width:780px;margin:0 auto;text-align:center;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
.cta-band .cta-lead{margin-top:14px;font-size:15px;line-height:1.85;color:var(--on-dark-2);}
.cta-form{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:28px;}
.cta-form input{
  flex:0 1 auto;min-width:260px;height:48px;padding:0 16px;
  border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);color:#fff;font-size:15px;outline:none;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.cta-form input::placeholder{color:rgba(245,247,242,.6);}
.cta-form input:focus{border-color:var(--lime);background:rgba(255,255,255,.12);box-shadow:0 0 0 4px rgba(198,242,78,.18);}
.cta-form .btn{height:48px;}
.cta-form__note{margin-top:14px;font-size:13px;color:rgba(185,198,190,.9);}
.cta-points{
  display:flex;flex-wrap:wrap;justify-content:center;gap:34px;
  margin-top:30px;font-size:14px;color:var(--on-dark-2);
}
.cta-points li{display:flex;align-items:center;gap:8px;}
.cta-points i{color:var(--lime);font-size:13px;}

/* ========== 页脚 ========== */
.site-footer{background:var(--green-deep);color:var(--on-dark-2);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand .logo__text{color:#fff;font-size:17px;}
.footer-brand .logo__text small{color:var(--on-dark-2);}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:var(--on-dark-2);max-width:330px;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.3px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--on-dark-2);}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px;}
.footer-qr{
  margin-top:16px;width:96px;height:96px;border-radius:12px;
  border:1px dashed rgba(245,247,242,.3);
  display:grid;place-items:center;text-align:center;
  font-size:12px;line-height:1.6;color:var(--on-dark-2);
}
.footer-bottom{
  margin-top:48px;padding:20px 0;
  border-top:1px solid rgba(245,247,242,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(185,198,190,.9);
}
.footer-bottom a{color:var(--lime);}

/* ========== 移动抽屉 ========== */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(88vw,380px);
  background:#fff;z-index:70;padding:20px 20px 28px;
  overflow-y:auto;display:flex;flex-direction:column;gap:18px;
  transform:translateX(102%);visibility:hidden;
  transition:transform .3s ease,visibility .3s ease;
  box-shadow:-12px 0 40px rgba(10,42,32,.18);
}
.drawer.is-open{transform:translateX(0);visibility:visible;}
.drawer__head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer__close{
  width:40px;height:40px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--green);
  font-size:16px;cursor:pointer;display:grid;place-items:center;
}
.drawer__search{
  display:flex;align-items:center;gap:10px;height:44px;padding:0 14px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-btn);
}
.drawer__search i{color:var(--ink-3);font-size:14px;}
.drawer__search input{flex:1 1 auto;height:100%;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);}
.drawer__nav{display:flex;flex-direction:column;}
.drawer__nav a{
  padding:13px 4px;font-size:15px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer__nav a:hover{color:var(--green);}
.drawer__nav a.is-active{color:var(--green);}
.drawer__foot{margin-top:auto;font-size:12px;color:var(--ink-3);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,42,32,.45);
  opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;z-index:65;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ========== 响应式 ========== */
@media (max-width:1023px){
  .site-header{position:static;}
  .nav-toggle{display:grid;}
  .search-box{display:none;}
  .topbar{height:64px;gap:16px;}
  .section{padding:56px 0;}
  .section--channels{padding-top:44px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{padding:64px 0;}
  .side-card:first-child{margin-top:28px;}
}
@media (max-width:767px){
  .container,.grid-container{padding-left:20px;padding-right:20px;}
  .grid-x.grid-padding-x{margin-left:-8px;margin-right:-8px;}
  .grid-x.grid-padding-x > .cell{padding-left:8px;padding-right:8px;}
  .page-hero{min-height:240px;}
  .page-hero__inner{padding-top:40px;padding-bottom:40px;}
  .section{padding:44px 0;}
  .steps{grid-template-columns:1fr;}
  .cta-points{gap:16px;flex-direction:column;align-items:center;}
  .cta-form input{min-width:100%;}
  .cta-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .hint-strip{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519px){
  .logo__text{font-size:15px;}
  .logo__text small{font-size:10px;}
  .btn{padding:0 18px;font-size:14px;}
  .topbar__actions .btn{display:none;}
  .btn--block,.side-card .btn{display:inline-flex;}
}

/* roulang page: category2 */
:root{
  --green-900:#0A2A20;
  --green-800:#0F3D2E;
  --green-600:#1B5E45;
  --lime:#C6F24E;
  --orange:#FF7A2F;
  --bg:#F5F7F2;
  --card:#FFFFFF;
  --surface:#EEF2EA;
  --border:#E2E8E1;
  --text:#16211C;
  --text-2:#4A5A53;
  --text-3:#8A9992;
  --on-dark:#F5F7F2;
  --on-dark-2:#B9C6BE;
  --danger:#D9452F;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --shadow-1:0 1px 2px rgba(10,42,32,.06),0 8px 24px rgba(10,42,32,.06);
  --shadow-2:0 12px 32px rgba(10,42,32,.10);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,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:1.8;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--green-800);text-decoration:none}
a:hover,a:focus{color:var(--green-600);text-decoration:underline}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text)}
input,select,textarea{font:inherit}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px}
.grid-container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.grid-x{align-items:stretch}
.gx-cards{margin-left:-12px;margin-right:-12px}
.gx-cards > .cell{padding-left:12px;padding-right:12px;padding-bottom:24px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;}
.btn i{font-size:14px}
.btn--primary{background:var(--green-800);color:#fff}
.btn--primary:hover{background:var(--green-900);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:0 10px 24px rgba(10,42,32,.18)}
.btn--primary:active{transform:none;box-shadow:none}
.btn--ghost{background:transparent;border-color:var(--green-800);color:var(--green-800)}
.btn--ghost:hover{background:rgba(15,61,46,.06);color:var(--green-800);text-decoration:none;transform:translateY(-1px)}
.btn--ghost-light{background:transparent;border-color:rgba(245,247,242,.45);color:var(--on-dark)}
.btn--ghost-light:hover{background:rgba(245,247,242,.12);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn--lime{background:var(--lime);color:var(--green-900)}
.btn--lime:hover{background:#b8e63c;color:var(--green-900);text-decoration:none;transform:translateY(-1px);box-shadow:0 12px 26px rgba(10,42,32,.16)}
.btn--lime:active{transform:none;box-shadow:none}
.btn:disabled,.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn--sm{height:38px;padding:0 16px;font-size:14px}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;font-size:12px;font-weight:600;background:var(--surface);color:var(--green-800);line-height:1}
.badge--lime{background:rgba(198,242,78,.38);color:var(--green-900)}
.badge--hot{background:rgba(255,122,47,.15);color:#B34A0F}
.badge--deep{background:var(--green-800);color:#fff}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(245,247,242,.97);border-bottom:1px solid var(--border);transition:background .25s ease,box-shadow .25s ease,border-color .25s ease}
.site-header.is-stuck{background:var(--green-900);border-bottom-color:rgba(245,247,242,.08);box-shadow:0 12px 30px rgba(10,42,32,.22)}
.topbar{display:flex;align-items:center;gap:20px;min-height:72px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto;text-decoration:none}
.logo:hover{text-decoration:none}
.logo__mark{width:38px;height:38px;border-radius:12px;background:var(--green-800);color:var(--lime);display:grid;place-items:center;font-size:17px;transition:background .25s ease,color .25s ease}
.logo__text{display:flex;flex-direction:column;font-size:18px;font-weight:700;color:var(--green-800);line-height:1.25;transition:color .25s ease}
.logo__text small{font-size:12px;font-weight:500;color:var(--text-3);letter-spacing:.02em;transition:color .25s ease}
.search-box{position:relative;flex:1 1 auto;max-width:340px;margin:0 auto}
.search-box i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-3);font-size:14px;pointer-events:none}
.search-box input{width:100%;height:44px;padding:0 16px 0 42px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text);font-size:14px;transition:border-color .2s ease,box-shadow .2s ease,background .25s ease,color .25s ease}
.search-box input::placeholder{color:var(--text-3)}
.search-box input:focus{outline:none;border-color:var(--green-600);box-shadow:0 0 0 4px rgba(198,242,78,.35)}
.topbar__actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);background:#fff;color:var(--green-800);place-items:center;font-size:17px}
.site-header.is-stuck .logo__text{color:var(--on-dark)}
.site-header.is-stuck .logo__text small{color:var(--on-dark-2)}
.site-header.is-stuck .logo__mark{background:var(--lime);color:var(--green-900)}
.site-header.is-stuck .search-box input{background:rgba(245,247,242,.08);border-color:rgba(245,247,242,.2);color:var(--on-dark)}
.site-header.is-stuck .search-box input::placeholder{color:var(--on-dark-2)}
.site-header.is-stuck .search-box i{color:var(--on-dark-2)}
.site-header.is-stuck .nav-toggle{background:rgba(245,247,242,.08);border-color:rgba(245,247,242,.2);color:var(--on-dark)}
.site-header.is-stuck .btn--primary{background:var(--lime);color:var(--green-900)}
.channelbar{background:var(--green-900);border-top:1px solid rgba(245,247,242,.06)}
.channelbar__inner{display:flex;gap:10px;overflow-x:auto;padding:10px 0;scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x proximity}
.channelbar__inner::-webkit-scrollbar{display:none}
.pill{display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;border:1px solid rgba(245,247,242,.26);color:var(--on-dark-2);font-size:14px;white-space:nowrap;scroll-snap-align:start;transition:color .2s ease,border-color .2s ease,background .2s ease}
.pill:hover{color:var(--lime);border-color:var(--lime);text-decoration:none}
.pill.is-active{background:var(--lime);border-color:var(--lime);color:var(--green-900);font-weight:600}

/* ---------- Hero ---------- */
.cat-hero{position:relative;overflow:hidden;color:var(--on-dark)}
.cat-hero__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat}
.cat-hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,42,32,.94) 0%,rgba(15,61,46,.78) 60%,rgba(27,94,69,.72) 100%)}
.cat-hero__grid{position:absolute;inset:0;opacity:.07;background-image:linear-gradient(rgba(245,247,242,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(245,247,242,.6) 1px,transparent 1px);background-size:56px 56px}
.cat-hero__inner{position:relative;z-index:2;padding:60px 0 56px;max-width:820px}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--on-dark-2);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:var(--on-dark-2)}
.crumb a:hover{color:var(--lime);text-decoration:none}
.crumb span.is-current{color:var(--on-dark)}
.cat-hero h1{font-size:clamp(30px,4vw,42px);color:var(--on-dark);letter-spacing:0}
.cat-hero__lead{margin:16px 0 0;font-size:17px;color:var(--on-dark-2);max-width:640px}
.cat-hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.stat-bar{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.stat{min-width:150px;flex:0 1 auto;background:rgba(245,247,242,.09);border:1px solid rgba(245,247,242,.18);border-radius:12px;padding:14px 20px}
.stat b{display:block;font-size:24px;line-height:1.2;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:0}
.stat span{display:block;font-size:13px;color:var(--on-dark-2);margin-top:4px}

/* ---------- 板块 ---------- */
.section{padding:84px 0}
.section--surface{background:var(--surface)}
.section--tight{padding:56px 0 72px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,2.6vw,28px)}
.section-head p{margin:10px 0 0;color:var(--text-2);font-size:15px;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--green-600);margin-bottom:10px}
.eyebrow::before{content:"";width:20px;height:3px;border-radius:2px;background:var(--lime)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--green-800);white-space:nowrap}
.link-arrow:hover{color:var(--green-600);text-decoration:none}
.link-arrow i{transition:transform .2s ease}
.link-arrow:hover i{transform:translateX(3px)}

/* ---------- 专题大卡 ---------- */
.topic-card{display:flex;height:100%;background:var(--card);border:1px solid var(--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}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D3DCD1}
.topic-card__media{position:relative;flex:0 0 42%;min-height:230px;overflow:hidden;background:var(--green-900)}
.topic-card__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.topic-card:hover .topic-card__media img{transform:scale(1.05)}
.topic-card__tag{position:absolute;left:14px;top:14px;z-index:2}
.topic-card__body{flex:1 1 auto;padding:26px 24px;display:flex;flex-direction:column}
.topic-card__body h3{font-size:20px;margin-bottom:10px}
.topic-card__body p{margin:0;font-size:14.5px;color:var(--text-2);line-height:1.8}
.topic-list{list-style:none;margin:16px 0 0;display:flex;flex-direction:column;gap:10px}
.topic-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2)}
.topic-list i{color:var(--green-600);font-size:13px;margin-top:7px}
.topic-card__foot{margin-top:auto;padding-top:20px}

/* ---------- 内容卡 ---------- */
.info-card{display:flex;flex-direction:column;height:100%;background:var(--card);border:1px solid var(--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}
.info-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D3DCD1}
.info-card__cover{aspect-ratio:16/9;overflow:hidden;background:var(--surface)}
.info-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.info-card:hover .info-card__cover img{transform:scale(1.04)}
.info-card__body{display:flex;flex-direction:column;flex:1 1 auto;padding:20px}
.info-card__body h3{font-size:17px;margin:12px 0 8px;line-height:1.45}
.info-card:hover .info-card__body h3{color:var(--green-600)}
.info-card__body p{margin:0;font-size:14px;color:var(--text-2);line-height:1.75}
.info-card__foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);border-top:1px solid var(--border)}
.info-card__foot i{color:var(--green-600);font-size:12px}

/* ---------- 时间线 ---------- */
.timeline-wrap{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);padding:34px 34px 12px;box-shadow:var(--shadow-1)}
.timeline{list-style:none;position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:6px;top:8px;bottom:20px;width:2px;background:linear-gradient(180deg,var(--lime),rgba(226,232,225,.35))}
.timeline li{position:relative;padding-bottom:28px}
.timeline li::before{content:"";position:absolute;left:-30px;top:9px;width:14px;height:14px;border-radius:50%;background:var(--card);border:3px solid var(--green-600)}
.timeline time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.timeline h3{font-size:16px;margin:6px 0 6px}
.timeline p{margin:0;font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item[open]{box-shadow:inset 3px 0 0 var(--lime),var(--shadow-1)}
.faq-item summary{list-style:none;cursor:pointer;position:relative;padding:20px 58px 20px 24px;font-size:17px;font-weight:600;color:var(--text);line-height:1.5}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;color:var(--green-600);line-height:1}
.faq-item[open] summary::after{content:"−"}
.faq-item[open] summary{color:var(--green-800)}
.faq-item__body{padding:0 24px 22px;font-size:15px;color:var(--text-2);line-height:1.85}
.faq-item__body p:last-child{margin-bottom:0}

/* ---------- CTA 窄带 ---------- */
.cta-strip{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;background:var(--card);border:1px solid var(--border);border-radius:20px;padding:36px 38px;box-shadow:var(--shadow-1)}
.cta-strip__text{max-width:620px}
.cta-strip__text h2{font-size:clamp(20px,2.4vw,26px);margin-bottom:10px}
.cta-strip__text p{margin:0;color:var(--text-2);font-size:15px}
.cta-strip__actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-900);color:var(--on-dark-2)}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding:64px 0 40px}
.footer-brand .logo__text{color:var(--on-dark);font-size:18px}
.footer-brand .logo__text small{color:var(--on-dark-2)}
.footer-brand p{margin:16px 0 0;font-size:14px;line-height:1.8;color:var(--on-dark-2);max-width:340px}
.footer-col h4{font-size:14px;color:var(--on-dark);margin-bottom:16px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--on-dark-2)}
.footer-col a:hover{color:var(--lime);text-decoration:none}
.footer-qr{width:96px;height:96px;margin-top:18px;border-radius:12px;border:1px dashed rgba(245,247,242,.3);display:grid;place-items:center;text-align:center;font-size:12px;color:var(--on-dark-2);line-height:1.5}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0 28px;border-top:1px solid rgba(245,247,242,.12);font-size:13px;color:var(--on-dark-2)}
.footer-bottom a{color:var(--lime)}
.footer-bottom a:hover{text-decoration:underline}

/* ---------- 移动抽屉 ---------- */
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:120;background:var(--green-900);color:var(--on-dark);padding:22px 22px 28px;display:flex;flex-direction:column;transform:translateX(102%);transition:transform .3s ease;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer__head .logo__text{color:var(--on-dark);font-size:16px}
.drawer__head .logo__text small{color:var(--on-dark-2)}
.drawer__close{width:38px;height:38px;border-radius:10px;border:1px solid rgba(245,247,242,.2);background:transparent;color:var(--on-dark);display:grid;place-items:center}
.drawer__close:hover{color:var(--lime);border-color:var(--lime)}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{padding:14px 0;font-size:15px;color:var(--on-dark-2);border-bottom:1px solid rgba(245,247,242,.1)}
.drawer nav a:hover{color:var(--lime);text-decoration:none}
.drawer nav a.is-active{color:var(--lime);font-weight:600}
.drawer .btn{margin-top:22px;width:100%}
.drawer__foot{margin-top:auto;padding-top:24px;font-size:12px;color:var(--on-dark-2);line-height:1.7}
.drawer-mask{position:fixed;inset:0;z-index:110;background:rgba(10,42,32,.55);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .topbar{min-height:64px;gap:14px}
  .search-box{max-width:220px}
  .nav-toggle{display:grid}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .section{padding:64px 0}
}
@media (max-width:767px){
  .grid-container{padding-left:20px;padding-right:20px}
  .search-box{display:none}
  .topbar__actions .btn{display:none}
  .logo__text{font-size:16px}
  .logo__text small{display:none}
  .cat-hero__inner{padding:44px 0 42px}
  .cat-hero__lead{font-size:15.5px}
  .stat{min-width:calc(50% - 7px);flex:1 1 calc(50% - 7px);padding:12px 16px}
  .section{padding:52px 0}
  .section--tight{padding:40px 0 52px}
  .topic-card{flex-direction:column}
  .topic-card__media{flex:0 0 auto;min-height:190px}
  .topic-card__body{padding:22px 20px}
  .timeline-wrap{padding:26px 20px 4px}
  .cta-strip{padding:26px 22px}
  .cta-strip__actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px 20px;padding:48px 0 32px}
  .footer-brand{grid-column:1 / -1}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:519px){
  .cat-hero h1{font-size:28px}
  .stat b{font-size:21px}
  .faq-item summary{font-size:16px;padding:18px 52px 18px 20px}
  .faq-item__body{padding:0 20px 20px}
  .footer-grid{grid-template-columns:1fr}
}

/* roulang page: category3 */
:root{
  --ink:#0F3D2E;
  --ink-deep:#0A2A20;
  --ink-soft:#1B5E45;
  --lime:#C6F24E;
  --lime-deep:#B6E63E;
  --orange:#FF7A2F;
  --bg:#F5F7F2;
  --surface:#FFFFFF;
  --surface-2:#EEF2EA;
  --line:#E2E8E1;
  --text:#16211C;
  --text-2:#4A5A53;
  --text-3:#8A9992;
  --on-dark:#F5F7F2;
  --on-dark-2:#B9C6BE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --shadow-card:0 1px 2px rgba(10,42,32,.06), 0 8px 24px rgba(10,42,32,.06);
  --shadow-hover:0 12px 32px rgba(10,42,32,.10);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--ink);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--ink-soft);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:0;color:var(--text);}
p{margin:0;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}

.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  border:1px solid transparent;font-size:15px;font-weight:600;line-height:1.4;
  cursor:pointer;white-space:nowrap;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn--primary{background:var(--ink);color:#fff;}
.btn--primary:hover{background:var(--ink-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(10,42,32,.18);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn--ghost:hover{background:rgba(15,61,46,.06);color:var(--ink);}
.btn--lime{background:var(--lime);color:var(--ink-deep);}
.btn--lime:hover{background:var(--lime-deep);color:var(--ink-deep);transform:translateY(-1px);box-shadow:0 10px 22px rgba(198,242,78,.32);}
.btn--on-dark{background:transparent;border-color:rgba(245,247,242,.5);color:var(--on-dark);}
.btn--on-dark:hover{background:rgba(245,247,242,.12);color:#fff;border-color:rgba(245,247,242,.8);}
.btn--block{display:flex;width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--surface);
  box-shadow:0 1px 0 var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 26px rgba(10,42,32,.10);}
.topbar{display:flex;align-items:center;gap:20px;height:72px;}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo__mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(135deg,var(--ink),var(--ink-soft));
  color:var(--lime);display:flex;align-items:center;justify-content:center;font-size:17px;
}
.logo__text{display:flex;flex-direction:column;font-size:17px;font-weight:700;color:var(--text);line-height:1.2;}
.logo__text small{font-size:11.5px;font-weight:400;color:var(--text-3);margin-top:3px;letter-spacing:.02em;}
.search-box{
  position:relative;flex:1 1 auto;max-width:320px;display:flex;align-items:center;
  background:var(--surface-2);border:1px solid transparent;border-radius:var(--r-pill);
  height:42px;padding:0 16px;transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.search-box i{color:var(--text-3);font-size:14px;}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;height:100%;
  font-size:14px;color:var(--text);padding-left:10px;font-family:inherit;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{background:#fff;border-color:var(--ink);box-shadow:0 0 0 4px rgba(198,242,78,.35);}
.topbar__actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:17px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--ink-soft);color:var(--ink-soft);}
.channelbar{background:var(--surface);border-bottom:1px solid var(--line);}
.channelbar__inner{
  display:flex;gap:10px;overflow-x:auto;padding:10px 0;
  scroll-snap-type:x proximity;-ms-overflow-style:none;scrollbar-width:none;
}
.channelbar__inner::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;scroll-snap-align:start;
  padding:8px 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  font-size:14px;color:var(--text-2);white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.pill:hover{border-color:var(--ink-soft);color:var(--ink);}
.pill.is-active{background:var(--ink);border-color:var(--ink);color:#fff;}
.pill.is-active:hover{background:var(--ink-deep);color:#fff;}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;color:var(--on-dark);
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(10,42,32,.94),rgba(15,61,46,.76));
}
.cat-hero .container{position:relative;z-index:2;padding-top:52px;padding-bottom:56px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--on-dark-2);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:var(--on-dark-2);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb span.current{color:var(--on-dark);}
.cat-hero h1{
  color:#fff;font-size:clamp(28px,4vw,40px);font-weight:700;
  max-width:820px;margin-bottom:14px;
}
.cat-hero h1 em{font-style:normal;color:var(--lime);}
.cat-hero__desc{font-size:16px;color:var(--on-dark-2);max-width:640px;line-height:1.8;}
.hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:32px;}
.stat__num{font-size:24px;font-weight:700;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1.3;}
.stat__label{font-size:13px;color:var(--on-dark-2);margin-top:2px;}

/* ---------- 文档区 ---------- */
.doc-wrap{padding:56px 0 72px;}
.doc-nav__inner{
  position:sticky;top:130px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--shadow-card);
}
.doc-nav__title{
  font-size:12.5px;color:var(--text-3);letter-spacing:.08em;margin-bottom:12px;font-weight:600;
}
.doc-nav a{
  display:block;padding:9px 12px;border-radius:10px;font-size:14.5px;
  color:var(--text-2);border-left:3px solid transparent;line-height:1.5;
}
.doc-nav li + li{margin-top:4px;}
.doc-nav a:hover{background:var(--surface-2);color:var(--ink);}
.doc-nav a.is-active{background:var(--surface-2);color:var(--ink);font-weight:600;border-left-color:var(--lime);}
.doc-nav__cta{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);}
.doc-nav__note{font-size:13px;color:var(--text-3);line-height:1.7;margin-bottom:12px;}

.doc-main{padding-left:8px;}
.sec{padding-bottom:34px;margin-bottom:34px;border-bottom:1px dashed var(--line);scroll-margin-top:140px;}
.sec:last-of-type{border-bottom:0;margin-bottom:18px;}
.sec-head{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.sec-num{
  width:26px;height:26px;flex:0 0 26px;border:2px solid var(--ink-soft);border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:12.5px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;
}
.sec-head h2{font-size:clamp(20px,2.3vw,25px);}
.sec p{font-size:16px;line-height:1.85;color:var(--text-2);margin-bottom:16px;}
.sec p:last-child{margin-bottom:0;}
.sec strong{color:var(--ink);font-weight:600;}

.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:6px;}
.metric-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.metric-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D6DED2;}
.metric-card__icon{
  width:40px;height:40px;border-radius:10px;background:var(--surface-2);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:16px;margin-bottom:14px;
}
.metric-card h3{font-size:17px;margin-bottom:8px;}
.metric-card p{font-size:14px;line-height:1.72;color:var(--text-2);margin:0;}

.timeline{position:relative;padding-left:28px;margin-top:8px;}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--line);}
.timeline li{position:relative;padding-bottom:20px;}
.timeline li:last-child{padding-bottom:0;}
.timeline li::before{
  content:"";position:absolute;left:-28px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--lime);border:2px solid var(--ink);
}
.timeline__time{display:block;font-size:13px;font-weight:600;color:var(--ink-soft);margin-bottom:3px;}
.timeline__text{font-size:15px;color:var(--text-2);line-height:1.72;}

.table-scroll{overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--line);background:#fff;}
.data-table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:640px;}
.data-table th{
  background:var(--surface-2);text-align:left;padding:14px 16px;
  font-size:13.5px;font-weight:600;color:var(--ink);white-space:nowrap;
}
.data-table td{padding:14px 16px;border-top:1px solid var(--line);color:var(--text-2);line-height:1.65;}
.data-table tbody tr:hover td{background:#FAFBF8;}
.data-table td:first-child{color:var(--text);font-weight:600;}

.step-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:6px;}
.step{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:18px;
  box-shadow:var(--shadow-card);transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.step__idx{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;
  background:var(--lime);color:var(--ink-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
}
.step h3{font-size:16px;margin-bottom:6px;}
.step p{font-size:14px;color:var(--text-2);line-height:1.72;margin:0;}

.plain-list{margin-top:4px;}
.plain-list li{
  position:relative;padding-left:26px;font-size:15.5px;color:var(--text-2);
  line-height:1.8;margin-bottom:12px;
}
.plain-list li:last-child{margin-bottom:0;}
.plain-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:1px;font-size:13px;color:var(--ink-soft);
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--surface-2);color:var(--ink);font-size:13px;font-weight:500;
}
.tag--orange{background:rgba(255,122,47,.12);color:#C8531A;}

/* ---------- 继续阅读 ---------- */
.read-next-wrap{padding-bottom:56px;}
.read-next{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.read-card{
  display:flex;gap:16px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.read-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D6DED2;}
.read-card img{width:112px;height:84px;flex:0 0 112px;border-radius:var(--r-img);object-fit:cover;}
.read-card__body h3{font-size:16.5px;margin-bottom:6px;}
.read-card__body p{font-size:13.5px;color:var(--text-2);line-height:1.7;margin-bottom:8px;}
.read-card__more{font-size:13px;color:var(--ink-soft);font-weight:600;display:inline-flex;align-items:center;gap:6px;}

/* ---------- FAQ ---------- */
.faq-section{padding-bottom:56px;}
.section-head{margin-bottom:26px;}
.section-head h2{font-size:clamp(21px,2.5vw,27px);margin-bottom:10px;}
.section-head p{font-size:15px;color:var(--text-2);max-width:680px;line-height:1.8;}
.faq-accordion{background:transparent;margin:0;list-style:none;}
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-accordion .accordion-item:last-child{margin-bottom:0;}
.faq-accordion .accordion-item.is-active{border-color:#D6DED2;box-shadow:inset 3px 0 0 var(--lime),var(--shadow-card);}
.faq-accordion .accordion-title{
  padding:18px 52px 18px 20px;border:0;background:transparent;
  font-size:17px;font-weight:600;color:var(--text);line-height:1.5;border-radius:var(--r-card);
}
.faq-accordion .accordion-title:hover,.faq-accordion .accordion-title:focus{
  background:var(--surface-2);color:var(--ink);
}
.faq-accordion .accordion-title::before{
  content:"\002B";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--ink-soft);margin:0;width:auto;height:auto;line-height:1;
}
.faq-accordion .accordion-item.is-active .accordion-title::before{content:"\2212";color:var(--ink);}
.faq-accordion .accordion-content{
  padding:0 20px 20px;border:0;background:transparent;
  color:var(--text-2);font-size:15px;line-height:1.85;
}
.faq-accordion .accordion-content p{font-size:15px;line-height:1.85;margin:0;}

/* ---------- CTA ---------- */
.mid-cta{
  background:var(--surface-2);border:1px solid var(--line);border-radius:18px;
  padding:34px;display:flex;align-items:center;justify-content:space-between;gap:26px;
  margin-bottom:64px;
}
.mid-cta__text h2{font-size:clamp(20px,2.3vw,24px);margin-bottom:10px;}
.mid-cta__text p{font-size:15px;color:var(--text-2);line-height:1.8;max-width:620px;}
.mid-cta__actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:var(--on-dark-2);padding:56px 0 0;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;}
.footer-brand .logo__text{color:#fff;}
.footer-brand .logo__text small{color:var(--on-dark-2);}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--on-dark-2);margin-top:14px;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:var(--on-dark-2);}
.footer-col ul a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px;}
.footer-qr{
  margin-top:16px;width:104px;height:104px;border-radius:12px;
  border:1px dashed rgba(185,198,190,.5);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12.5px;color:var(--on-dark-2);line-height:1.5;
}
.footer-bottom{
  border-top:1px solid rgba(185,198,190,.16);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--on-dark-2);}
.footer-bottom a:hover{color:var(--lime);}

/* ---------- 悬浮返回 ---------- */
#toTop{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  border:0;background:var(--ink);color:#fff;font-size:16px;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(8px);z-index:80;
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .18s ease;
  box-shadow:0 12px 28px rgba(10,42,32,.22);
}
#toTop.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
#toTop:hover{background:var(--ink-soft);}

/* ---------- 移动抽屉 ---------- */
.scrim{
  position:fixed;inset:0;background:rgba(10,42,32,.48);z-index:85;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.scrim.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:90;
  background:#fff;padding:24px 22px;overflow-y:auto;
  transform:translateX(100%);transition:transform .28s ease;
  box-shadow:-14px 0 44px rgba(10,42,32,.2);
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.mobile-drawer__head strong{font-size:16px;color:var(--ink);}
.mobile-drawer__close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;font-size:16px;
}
.mobile-drawer__search{
  display:flex;align-items:center;gap:10px;background:var(--surface-2);
  border-radius:var(--r-pill);height:42px;padding:0 16px;margin-bottom:20px;
}
.mobile-drawer__search i{color:var(--text-3);font-size:14px;}
.mobile-drawer__search input{border:0;background:transparent;outline:none;flex:1;font-size:14px;color:var(--text);font-family:inherit;}
.mobile-drawer nav a{
  display:block;padding:13px 14px;border-radius:10px;font-size:15px;color:var(--text-2);
  border:1px solid transparent;
}
.mobile-drawer nav a:hover{background:var(--surface-2);color:var(--ink);}
.mobile-drawer nav a.is-active{background:var(--surface-2);color:var(--ink);font-weight:600;border-color:var(--line);}
.mobile-drawer__cta{margin-top:22px;}
.mobile-drawer__foot{margin-top:24px;padding-top:18px;border-top:1px solid var(--line);font-size:12.5px;color:var(--text-3);line-height:1.7;}
body.drawer-open{overflow:hidden;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
}
@media (max-width:1023px){
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .doc-nav__inner{position:static;margin-bottom:28px;padding:16px;}
  .doc-nav ul{display:flex;flex-wrap:wrap;gap:8px;}
  .doc-nav li + li{margin-top:0;}
  .doc-nav a{border:1px solid var(--line);border-left:3px solid transparent;border-radius:var(--r-pill);padding:7px 14px;font-size:13.5px;}
  .doc-nav a.is-active{border-left-width:1px;border-color:var(--ink);}
  .doc-nav__cta{display:flex;align-items:center;justify-content:space-between;gap:16px;}
  .doc-nav__note{margin-bottom:0;}
  .doc-main{padding-left:0;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .mid-cta{flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cat-hero .container{padding-top:42px;padding-bottom:44px;}
}
@media (max-width:767px){
  .container,.grid-container{padding-left:20px;padding-right:20px;}
  .topbar{height:60px;gap:12px;}
  .logo__mark{width:36px;height:36px;flex-basis:36px;font-size:15px;}
  .logo__text{font-size:15.5px;}
  .logo__text small{display:none;}
  .topbar__actions .btn--primary{height:40px;padding:0 16px;font-size:14px;}
  .doc-wrap{padding:40px 0 52px;}
  .sec{padding-bottom:26px;margin-bottom:26px;}
  .step-grid,.read-next{grid-template-columns:1fr;}
  .mid-cta{padding:24px;margin-bottom:48px;}
  .site-footer{padding-top:44px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:560px){
  .metric-grid{grid-template-columns:1fr;}
  .hero-stats{gap:22px;}
  .stat__num{font-size:21px;}
  .read-card{flex-direction:column;align-items:flex-start;}
  .read-card img{width:100%;height:160px;flex:none;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-qr{width:100%;height:88px;}
  .topbar__actions .btn--primary{display:none;}
  #toTop{right:16px;bottom:16px;}
}

/* roulang page: category4 */
:root{
  --ink:#16211C;
  --ink-2:#4A5A53;
  --ink-3:#8A9992;
  --green:#0F3D2E;
  --green-d:#0A2A20;
  --green-l:#1B5E45;
  --lime:#C6F24E;
  --orange:#FF7A2F;
  --bg:#F5F7F2;
  --surface:#FFFFFF;
  --surface-2:#EEF2EA;
  --line:#E2E8E1;
  --on-dark:#F5F7F2;
  --on-dark-2:#B9C6BE;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --shadow-card:0 1px 2px rgba(10,42,32,.06),0 8px 24px rgba(10,42,32,.06);
  --shadow-hover:0 12px 32px rgba(10,42,32,.10);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--green-l);text-decoration:underline;text-underline-offset:3px}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;background:none;border:0;color:inherit;cursor:pointer}
input{font:inherit}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
section[id]{scroll-margin-top:132px}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--green);background:rgba(198,242,78,.42);border-radius:999px;padding:5px 12px;margin-bottom:14px}
.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-x.grid-margin-x>.cell{padding-left:12px;padding-right:12px}
.card-grid{margin-bottom:-24px}
.card-grid>.cell{margin-bottom:24px}

/* ============ 按钮 ============ */
.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;line-height:1;cursor:pointer;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{text-decoration:none}
.btn--primary{background:var(--green);color:#fff}
.btn--primary:hover{background:var(--green-d);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(10,42,32,.18)}
.btn--primary:active{transform:translateY(0);box-shadow:none}
.btn--ghost{background:transparent;border-color:var(--green);color:var(--green)}
.btn--ghost:hover{background:rgba(15,61,46,.06);color:var(--green)}
.btn--lime{background:var(--lime);color:var(--green-d)}
.btn--lime:hover{background:#d4f96a;color:var(--green-d);transform:translateY(-1px);box-shadow:0 10px 24px rgba(10,42,32,.22)}
.btn--on-dark{background:transparent;border-color:rgba(245,247,242,.5);color:var(--on-dark)}
.btn--on-dark:hover{background:rgba(245,247,242,.12);color:#fff;border-color:var(--on-dark)}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn--sm{height:38px;padding:0 16px;font-size:14px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  transition:background-color .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{background:var(--green-d);border-bottom-color:rgba(245,247,242,.10);box-shadow:0 10px 30px rgba(10,42,32,.18)}
.topbar{display:flex;align-items:center;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto;text-decoration:none}
.logo:hover{text-decoration:none}
.logo__mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;
  background:var(--lime);color:var(--green-d);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.logo__text{display:flex;flex-direction:column;font-size:17px;font-weight:700;color:var(--ink);line-height:1.25;letter-spacing:.01em}
.logo__text small{font-size:11px;font-weight:400;color:var(--ink-3);letter-spacing:.04em;margin-top:2px}
.search-box{
  position:relative;display:flex;align-items:center;flex:1 1 auto;max-width:320px;
  height:44px;background:var(--surface-2);border:1px solid transparent;border-radius:999px;
  padding:0 16px;transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.search-box i{color:var(--ink-3);font-size:14px;margin-right:10px}
.search-box input{flex:1;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);height:100%}
.search-box input::placeholder{color:var(--ink-3)}
.search-box:focus-within{border-color:var(--green);background:#fff;box-shadow:0 0 0 4px rgba(198,242,78,.35)}
.topbar__actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);color:var(--ink);align-items:center;justify-content:center;font-size:17px}
.nav-toggle:hover{background:var(--surface-2)}
.channelbar{background:var(--surface-2);border-top:1px solid var(--line);transition:background-color .25s ease,border-color .25s ease}
.channelbar__inner{display:flex;align-items:center;gap:10px;height:48px;overflow-x:auto;scroll-snap-type:x proximity;-ms-overflow-style:none;scrollbar-width:none}
.channelbar__inner::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--ink-2);border:1px solid var(--line);background:#fff;
  transition:all .2s ease;
}
.pill:hover{color:var(--green);border-color:var(--green);text-decoration:none}
.pill.is-active{background:var(--green);border-color:var(--green);color:#fff;font-weight:600}
.site-header.is-scrolled .logo__text{color:var(--on-dark)}
.site-header.is-scrolled .logo__text small{color:var(--on-dark-2)}
.site-header.is-scrolled .search-box{background:rgba(245,247,242,.10);border-color:rgba(245,247,242,.16)}
.site-header.is-scrolled .search-box input{color:var(--on-dark)}
.site-header.is-scrolled .search-box input::placeholder{color:var(--on-dark-2)}
.site-header.is-scrolled .search-box i{color:var(--on-dark-2)}
.site-header.is-scrolled .nav-toggle{border-color:rgba(245,247,242,.24);color:var(--on-dark)}
.site-header.is-scrolled .nav-toggle:hover{background:rgba(245,247,242,.10)}
.site-header.is-scrolled .btn--primary{background:var(--lime);color:var(--green-d)}
.site-header.is-scrolled .btn--primary:hover{background:#d4f96a}
.site-header.is-scrolled .channelbar{background:rgba(245,247,242,.05);border-top-color:rgba(245,247,242,.10)}
.site-header.is-scrolled .pill{background:transparent;border-color:rgba(245,247,242,.26);color:var(--on-dark-2)}
.site-header.is-scrolled .pill:hover{color:#fff;border-color:var(--lime)}
.site-header.is-scrolled .pill.is-active{background:var(--lime);border-color:var(--lime);color:var(--green-d)}

/* ============ 移动抽屉 ============ */
.drawer{position:fixed;inset:0;z-index:90;visibility:hidden;pointer-events:none}
.drawer.is-open{visibility:visible;pointer-events:auto}
.drawer__backdrop{position:absolute;inset:0;background:rgba(10,42,32,.55);opacity:0;transition:opacity .25s ease}
.drawer.is-open .drawer__backdrop{opacity:1}
.drawer__panel{
  position:absolute;top:0;right:0;height:100%;width:min(88vw,360px);
  background:#fff;transform:translateX(100%);transition:transform .28s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.is-open .drawer__panel{transform:none}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer__close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink)}
.drawer__close:hover{background:var(--surface-2)}
.search-box--drawer{max-width:none;width:100%;margin-bottom:18px}
.drawer__nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px}
.drawer__nav a{padding:12px 14px;border-radius:10px;font-size:15px;color:var(--ink-2);font-weight:500}
.drawer__nav a:hover{background:var(--surface-2);color:var(--green);text-decoration:none}
.drawer__nav a.is-active{background:var(--green);color:#fff;font-weight:600}
.drawer__foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-3);line-height:1.7}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;color:var(--on-dark);
  background-image:linear-gradient(135deg,rgba(10,42,32,.94),rgba(15,61,46,.82)),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  padding:56px 0 60px;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:56px 56px;
}
.hero .container{position:relative;z-index:2}
.hero__eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--green-d);background:var(--lime);border-radius:999px;padding:6px 14px;margin-bottom:16px}
.hero h1{font-size:clamp(26px,3.4vw,38px);max-width:880px;color:#fff}
.hero__sub{margin-top:14px;font-size:16px;color:var(--on-dark-2);max-width:720px;line-height:1.75}
.hero__chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero__chips a{
  display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 16px;border-radius:999px;
  font-size:14px;color:var(--on-dark);border:1px solid rgba(245,247,242,.28);background:rgba(245,247,242,.06);
  transition:all .2s ease;
}
.hero__chips a:hover{background:var(--lime);color:var(--green-d);border-color:var(--lime);text-decoration:none}
.hero__chips i{font-size:12px}

/* ============ 板块通用 ============ */
.section{padding:72px 0}
.section--tight{padding:56px 0}
.section--alt{background:var(--surface-2)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head h2{font-size:clamp(22px,2.4vw,28px)}
.section-head p{margin-top:12px;font-size:15px;color:var(--ink-2)}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
.section-head--row .link-more{font-size:14px;font-weight:600;white-space:nowrap}

/* ============ 步骤卡 ============ */
.step{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(15,61,46,.2)}
.step__num{
  width:40px;height:40px;border-radius:10px;background:rgba(198,242,78,.4);color:var(--green);
  display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.step h3{font-size:18px;margin-bottom:10px}
.step p{font-size:14.5px;color:var(--ink-2);line-height:1.8}
.step__link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:600}
.step__link i{font-size:12px;transition:transform .2s ease}
.step__link:hover i{transform:translateX(3px)}

/* ============ 对比表 ============ */
.cmp-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  border-radius:var(--r-card);
}
.cmp{
  min-width:780px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow-card);
}
.cmp__row{display:grid;grid-template-columns:1.5fr 1fr 1.25fr 1fr}
.cmp__row+.cmp__row{border-top:1px solid var(--line)}
.cmp__row:nth-child(even){background:#FBFCF9}
.cmp__row--head{background:var(--surface-2)!important}
.cmp__cell{
  padding:18px;display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:14.5px;color:var(--ink-2);border-left:1px solid var(--line);
}
.cmp__row--head .cmp__cell{font-size:15px;font-weight:700;color:var(--ink);padding:20px 18px}
.cmp__cell--feat{justify-content:flex-start;text-align:left;border-left:0;font-weight:600;color:var(--ink)}
.cmp__cell--pick{background:rgba(198,242,78,.18);color:var(--ink);font-weight:600}
.cmp__row--head .cmp__cell--pick{background:rgba(198,242,78,.34);position:relative;border-left:2px solid var(--green);border-right:2px solid var(--green)}
.cmp__tag{
  position:absolute;top:-1px;right:10px;transform:translateY(-50%);
  background:var(--orange);color:#fff;font-size:11px;font-weight:700;line-height:1;
  padding:4px 8px;border-radius:999px;
}
.cmp__cell i{font-size:14px;margin-right:6px}
.cmp__cell .ok{color:var(--green-l)}
.cmp__cell .no{color:var(--ink-3)}
.cmp-hint{margin-top:14px;font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:8px}

/* ============ 入口卡 ============ */
.entry{
  height:100%;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.entry:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(15,61,46,.2)}
.entry__media{position:relative;aspect-ratio:16/9;overflow:hidden}
.entry__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.entry:hover .entry__media img{transform:scale(1.04)}
.entry__media::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,42,32,.28),rgba(10,42,32,.04))}
.entry__body{padding:20px;display:flex;flex-direction:column;flex:1}
.entry__body h3{font-size:18px;margin-bottom:10px}
.entry__body p{font-size:14.5px;color:var(--ink-2);line-height:1.8}
.entry__foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  font-size:12px;font-weight:600;background:rgba(15,61,46,.08);color:var(--green);
}
.badge--lime{background:rgba(198,242,78,.45);color:var(--green-d)}
.badge--plain{background:var(--surface-2);color:var(--ink-2)}
.entry__foot .link-more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.entry__foot .link-more i{font-size:12px;transition:transform .2s ease}
.entry__foot .link-more:hover i{transform:translateX(3px)}

/* ============ FAQ ============ */
.faq-group+.faq-group{margin-top:44px}
.faq-group__head{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.faq-group__head span.dot{width:8px;height:8px;border-radius:50%;background:var(--lime);flex:0 0 auto}
.faq-group__head h2{font-size:22px}
.faq-group__head em{font-style:normal;font-size:13px;color:var(--ink-3)}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item+.faq-item{margin-top:12px}
.faq-item.is-open{border-color:rgba(15,61,46,.3);box-shadow:var(--shadow-card)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
  transition:color .2s ease,box-shadow .25s ease;
}
.faq-q:hover{color:var(--green)}
.faq-item.is-open .faq-q{color:var(--green);box-shadow:inset 3px 0 0 var(--lime)}
.faq-icon{
  position:relative;flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  border:1px solid var(--line);transition:background-color .2s ease,border-color .2s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--green);transform:translate(-50%,-50%);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px;transition:transform .25s ease,opacity .25s ease}
.faq-item.is-open .faq-icon{background:var(--lime);border-color:var(--lime)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--green-d)}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a__inner{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.faq-a__inner strong{color:var(--ink);font-weight:600}

/* ============ CTA ============ */
.cta{
  position:relative;overflow:hidden;color:var(--on-dark);
  background-image:linear-gradient(135deg,rgba(10,42,32,.95),rgba(27,94,69,.84)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.cta::after{
  content:"";position:absolute;inset:0;opacity:.07;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:48px 48px;
}
.cta .container{position:relative;z-index:2;padding-top:68px;padding-bottom:68px}
.cta__inner{max-width:760px;margin:0 auto;text-align:center}
.cta h2{font-size:clamp(22px,2.6vw,30px);color:#fff}
.cta p{margin-top:14px;font-size:15.5px;color:var(--on-dark-2);line-height:1.85}
.cta__actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:28px}
.cta__points{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px;
  padding-top:32px;border-top:1px solid rgba(245,247,242,.14);
}
.cta__points div{display:flex;flex-direction:column;gap:8px;align-items:center;font-size:14px;color:var(--on-dark-2)}
.cta__points i{font-size:18px;color:var(--lime)}

/* ============ 页脚 ============ */
.site-footer{background:var(--green-d);color:var(--on-dark);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand .logo__text{color:var(--on-dark);margin-bottom:14px}
.footer-brand .logo__text small{color:var(--on-dark-2)}
.footer-brand p{font-size:14px;color:var(--on-dark-2);line-height:1.85;max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--on-dark-2)}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.footer-qr{
  margin-top:16px;width:104px;height:104px;border-radius:12px;
  border:1px dashed rgba(245,247,242,.3);background:rgba(245,247,242,.06);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;color:var(--on-dark-2);line-height:1.6;
}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(245,247,242,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--on-dark-2);
}
.footer-bottom a{color:var(--on-dark-2);text-decoration:underline;text-underline-offset:3px}
.footer-bottom a:hover{color:var(--lime)}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .search-box{display:none}
  .nav-toggle{display:flex}
  .topbar{height:64px;gap:16px}
  .section{padding:56px 0}
  .cta .container{padding-top:56px;padding-bottom:56px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .hero{padding:44px 0 48px}
  .section{padding:48px 0}
  .section-head{margin-bottom:28px}
  .section-head--row{flex-direction:column;align-items:flex-start;gap:12px}
  .cta__points{grid-template-columns:1fr;gap:16px;text-align:left}
  .cta__points div{flex-direction:row;justify-content:flex-start;align-items:center}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cmp__cell{padding:14px;font-size:14px}
  .faq-q{font-size:16px;padding:16px}
  .step{padding:20px}
}
@media (max-width:519px){
  .hero h1{font-size:24px}
  .hero__sub{font-size:15px}
  .btn{height:44px;padding:0 18px;font-size:14.5px}
  .cta__actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}