/* roulang page: index */
/* ============================================================
   设计变量
   ============================================================ */
:root{
  --ink:#12211A;
  --ink-2:#3D4F46;
  --primary:#14563C;
  --primary-deep:#0B3A28;
  --accent:#F26B21;
  --accent-dark:#D95A15;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --tint:#EEF3EE;
  --line:#E6E1D7;
  --lime:#A8CE3A;
  --shadow-sm:0 1px 2px rgba(18,33,26,.06), 0 2px 8px rgba(18,33,26,.05);
  --shadow-md:0 8px 24px rgba(18,33,26,.08);
  --shadow-lg:0 16px 40px rgba(18,33,26,.12);
  --r-card:16px;
  --r-sm:12px;
  --r-pill:999px;
  --gutter:32px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.2,.7,.3,1);
}

/* ============================================================
   基础 reset / 覆盖 Foundation 默认外观
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
body,button,input,select,textarea{font-family:var(--font)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;letter-spacing:.01em;line-height:1.28}
p{margin:0;font-size:inherit;line-height:inherit}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--accent)}
button{border:0;background:none;cursor:pointer;padding:0;color:inherit}
input,select,textarea{font-size:16px;color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
::selection{background:rgba(242,107,33,.18)}
.grid-x>.cell{min-width:0}
.accordion,.tabs,.menu{background:transparent}

/* ============================================================
   容器与栅格 gutter
   ============================================================ */
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.g-32{margin-left:calc(var(--gutter) / -2);margin-right:calc(var(--gutter) / -2)}
.g-32>.cell{padding-left:calc(var(--gutter) / 2);padding-right:calc(var(--gutter) / 2)}
@media (min-width:1440px){
  .wrap{max-width:1280px}
}

/* ============================================================
   通用组件：按钮 / 徽章 / 标题
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:var(--r-pill);
  font-size:16px;font-weight:600;line-height:1;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
  white-space:nowrap;cursor:pointer;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(242,107,33,.28)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(242,107,33,.32)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(242,107,33,.28)}
.btn-dark{background:var(--primary);color:#fff}
.btn-dark:hover{background:var(--primary-deep);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--primary);border:1px solid rgba(20,86,60,.32)}
.btn-ghost:hover{background:var(--tint);color:var(--primary);border-color:var(--primary);transform:translateY(-1px)}
.btn-sm{height:42px;padding:0 20px;font-size:15px}
.btn-block{width:100%}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:var(--tint);color:var(--primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;line-height:1.6;
}
.badge-outline{background:transparent;border:1px solid var(--lime);color:var(--primary)}
.badge-dark{background:rgba(255,255,255,.14);color:#fff}
.badge-accent{background:rgba(242,107,33,.12);color:var(--accent)}

.sec{padding:96px 0}
.sec-tint{background:var(--tint)}
.sec-dark{background:var(--primary-deep);color:#fff}
.sec-dark h2,.sec-dark h3{color:#fff}

.sec-head{margin-bottom:44px;max-width:760px}
.sec-head h2{font-size:clamp(1.6rem,2.6vw,2.25rem);position:relative;padding-left:18px}
.sec-head h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--accent)}
.sec-head p{margin-top:14px;color:var(--ink-2);font-size:16px;max-width:640px}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:44px}
.sec-head-row .sec-head{margin-bottom:0}

.text-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--primary)}
.text-link svg{transition:transform .18s var(--ease)}
.text-link:hover{text-decoration:underline;text-underline-offset:3px}
.text-link:hover svg{transform:translateX(4px)}

/* ============================================================
   浮动 Dock 导航
   ============================================================ */
.site-header{position:sticky;top:20px;z-index:80;padding:0 12px;pointer-events:none}
.dock{
  pointer-events:auto;
  max-width:1120px;margin:0 auto;height:66px;
  display:flex;align-items:center;gap:16px;
  padding:0 12px 0 16px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow-md);
  transition:height .22s var(--ease), box-shadow .22s var(--ease), background-color .22s var(--ease);
}
.dock.is-condensed{height:58px;background:#fff;box-shadow:0 12px 30px rgba(18,33,26,.16)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:12px;background:var(--primary);
  display:grid;place-items:center;color:#fff;flex:0 0 auto;
}
.brand-text{font-size:17px;font-weight:800;color:var(--primary);letter-spacing:.01em;white-space:nowrap}
.brand-text:hover{color:var(--primary)}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.dock-nav a{
  position:relative;display:inline-flex;align-items:center;
  height:38px;padding:0 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:background-color .18s var(--ease), color .18s var(--ease);
}
.dock-nav a:hover,.dock-nav a:focus-visible{background:var(--tint);color:var(--primary)}
.dock-nav a.is-active{color:var(--primary);font-weight:700}
.dock-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  border-radius:2px;background:var(--accent);
}
.dock-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:14px}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-pill);
  display:grid;place-items:center;color:var(--ink-2);
  transition:background-color .18s var(--ease), color .18s var(--ease);
}
.icon-btn:hover{background:var(--tint);color:var(--primary)}
.menu-btn{display:none;width:44px;height:44px;border-radius:var(--r-pill);place-items:center;color:var(--primary)}
.menu-btn:hover{background:var(--tint)}

.drawer{
  pointer-events:auto;position:fixed;inset:0;z-index:200;background:var(--bg);
  display:none;flex-direction:column;padding:22px 20px 32px;overflow-y:auto;
}
.drawer.is-open{display:flex}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:36px}
.drawer-close{
  width:44px;height:44px;border-radius:var(--r-pill);display:grid;place-items:center;
  border:1px solid var(--line);color:var(--ink);background:#fff;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:28px}
.drawer-nav a{
  font-size:18px;font-weight:600;color:var(--ink);padding:14px 6px;
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--primary)}
.drawer-note{font-size:14px;color:var(--ink-2);margin-bottom:20px;line-height:1.8}

/* ============================================================
   Hero
   ============================================================ */
.hero{position:relative;padding:72px 0 96px;overflow:hidden}
.hero::before{
  content:"";position:absolute;right:-120px;top:-40px;width:620px;height:420px;
  background:repeating-linear-gradient(115deg, rgba(20,86,60,.06) 0 2px, transparent 2px 22px);
  pointer-events:none;
}
.hero-copy{position:relative;z-index:2}
.hero h1{
  font-size:clamp(2rem,4.4vw,3.25rem);
  line-height:1.2;margin:20px 0 0;
  max-width:16em;
}
.hero-sub{
  margin-top:20px;font-size:17px;line-height:1.85;color:var(--ink-2);max-width:34em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:30px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2)}
.hero-points li svg{flex:0 0 auto;color:var(--accent)}
.hero-media{position:relative;z-index:2}
.hero-media .media{border-radius:var(--r-card)}
.hero-media img{aspect-ratio:4/3;width:100%;object-fit:cover}
.hero-card{
  position:relative;z-index:4;margin-top:-38px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-md);
  display:grid;grid-template-columns:repeat(3,1fr);
  max-width:920px;
}
.hero-card-item{padding:22px 26px;border-right:1px solid var(--line)}
.hero-card-item:last-child{border-right:0}
.hero-card-item strong{display:block;font-size:24px;font-weight:800;color:var(--primary);line-height:1.3}
.hero-card-item span{display:block;margin-top:4px;font-size:13px;color:var(--ink-2)}

/* 通用图片容器 */
.media{border-radius:var(--r-card);overflow:hidden;position:relative;background:var(--tint)}
.media img{width:100%;height:100%;object-fit:cover;display:block}
.media::after{content:"";position:absolute;inset:0;border:1px solid rgba(18,33,26,.08);border-radius:inherit;pointer-events:none}

/* ============================================================
   Bento 业务网格
   ============================================================ */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--gutter);margin-top:8px}
.bento-main{
  grid-column:span 5;background:var(--primary-deep);color:#fff;
  border-radius:var(--r-card);padding:38px 34px;display:flex;flex-direction:column;
  position:relative;overflow:hidden;
}
.bento-main::after{
  content:"";position:absolute;right:-60px;bottom:-70px;width:240px;height:240px;
  border-radius:50%;background:rgba(168,206,58,.14);
}
.bento-main h3{color:#fff;font-size:24px;margin:18px 0 12px}
.bento-main p{color:rgba(255,255,255,.78);font-size:15.5px;line-height:1.8}
.bento-main .media{margin-top:26px;border-radius:var(--r-sm)}
.bento-main .media img{aspect-ratio:16/10}
.bento-side{grid-column:span 7;display:grid;gap:var(--gutter)}
.bento-bar{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 32px;display:flex;align-items:center;gap:26px;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease);
}
.bento-bar:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.bento-bar .media{flex:0 0 148px;border-radius:var(--r-sm)}
.bento-bar .media img{aspect-ratio:4/3}
.bento-bar h3{font-size:20px;margin-bottom:8px}
.bento-bar p{font-size:15px;color:var(--ink-2);line-height:1.8}
.bento-soft{
  grid-column:span 12;background:var(--tint);border:1px solid rgba(20,86,60,.10);
  border-radius:var(--r-card);padding:30px 34px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.bento-soft h3{font-size:20px;margin-bottom:8px}
.bento-soft p{font-size:15px;color:var(--ink-2);max-width:60ch}

/* ============================================================
   数据条
   ============================================================ */
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:8px 26px;border-left:1px solid var(--line);text-align:left}
.stat:first-child{border-left:0;padding-left:0}
.stat strong{display:block;font-size:38px;font-weight:800;color:var(--primary);line-height:1.15;letter-spacing:-.01em}
.stat span{display:block;margin-top:6px;font-size:14px;color:var(--ink-2)}

/* ============================================================
   案例 / 场景 交错图文
   ============================================================ */
.scene{display:grid;grid-template-columns:repeat(12,1fr);gap:var(--gutter);align-items:center}
.scene+.scene{margin-top:72px}
.scene-media{grid-column:span 6}
.scene-media .media img{aspect-ratio:4/3}
.scene-body{grid-column:span 6;padding:0 12px}
.scene-body h3{font-size:22px;margin:16px 0 12px}
.scene-body p{font-size:16px;color:var(--ink-2);line-height:1.85}
.scene-list{margin-top:20px;display:grid;gap:10px}
.scene-list li{display:flex;gap:10px;font-size:15px;color:var(--ink-2)}
.scene-list li::before{
  content:"";flex:0 0 auto;width:8px;height:8px;margin-top:.62em;border-radius:2px;background:var(--accent);
}
.scene.reverse .scene-media{order:2}
.scene.reverse .scene-body{order:1}

/* ============================================================
   方案三层卡片
   ============================================================ */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gutter);align-items:center}
.plan{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px 28px;display:flex;flex-direction:column;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease);
}
.plan:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.plan h3{font-size:20px;margin-bottom:10px}
.plan .plan-for{font-size:13px;color:var(--ink-2);margin-bottom:18px}
.plan .plan-price{font-size:28px;font-weight:800;color:var(--primary);line-height:1.2;margin-bottom:6px}
.plan .plan-price small{font-size:14px;font-weight:500;color:var(--ink-2);margin-left:6px}
.plan-list{margin:20px 0 26px;display:grid;gap:11px;flex:1}
.plan-list li{display:flex;gap:10px;font-size:15px;color:var(--ink-2);line-height:1.7}
.plan-list li svg{flex:0 0 auto;margin-top:6px;color:var(--primary)}
.plan-featured{
  background:var(--primary-deep);border:2px solid var(--lime);color:#fff;
  padding:46px 30px;box-shadow:var(--shadow-lg);
}
.plan-featured h3,.plan-featured .plan-price{color:#fff}
.plan-featured .plan-for,.plan-featured .plan-price small{color:rgba(255,255,255,.72)}
.plan-featured .plan-list li{color:rgba(255,255,255,.85)}
.plan-featured .plan-list li svg{color:var(--lime)}
.plan-tag{
  position:absolute;top:-13px;left:28px;background:var(--accent);color:#fff;
  font-size:12px;font-weight:700;padding:5px 14px;border-radius:var(--r-pill);
}
.plan-featured{position:relative}

/* ============================================================
   资讯列表（CMS 区）
   ============================================================ */
.post-list{margin-top:4px}
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;color:inherit;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(20,86,60,.22);color:inherit}
.post-cover{position:relative;overflow:hidden}
.post-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease)}
.post-card:hover .post-cover img{transform:scale(1.04)}
.post-cover::after{content:"";position:absolute;inset:0;border-bottom:1px solid rgba(18,33,26,.06)}
.post-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.post-body h3{
  font-size:18px;line-height:1.5;margin:14px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body p{
  font-size:14.5px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:20px;
}
.post-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:#7A8A80;border-top:1px solid var(--line);padding-top:14px;
}
.post-meta .arrow{display:inline-flex;align-items:center;color:var(--primary);transition:transform .18s var(--ease)}
.post-card:hover .post-meta .arrow{transform:translateX(4px)}
.empty-state{
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:64px 24px;text-align:center;color:var(--ink-2);
}
.empty-state svg{margin:0 auto 16px;color:var(--primary);opacity:.5}
.empty-state p{font-size:15px;margin-bottom:20px}

/* ============================================================
   FAQ
   ============================================================ */
.faq-side h2{font-size:clamp(1.5rem,2.4vw,2rem);position:relative;padding-left:18px}
.faq-side h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--accent)}
.faq-side p{margin-top:16px;font-size:15.5px;color:var(--ink-2)}
.faq-card{
  margin-top:26px;background:var(--tint);border:1px solid rgba(20,86,60,.10);
  border-radius:var(--r-card);padding:22px 24px;
}
.faq-card strong{display:block;font-size:16px;color:var(--primary);margin-bottom:8px}
.faq-card p{font-size:14px;color:var(--ink-2);margin-bottom:16px}
.accordion{margin:0;border:0;background:transparent}
.accordion .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;
  margin-bottom:10px;overflow:hidden;
}
.accordion .accordion-title{
  border:0;background:#fff;padding:16px 52px 16px 20px;
  font-size:16.5px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:color .18s var(--ease), background-color .18s var(--ease);
}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:#fff;color:var(--primary)}
.accordion .accordion-title::before{
  content:"";position:absolute;right:22px;top:50%;width:9px;height:9px;margin:0;
  border-right:2px solid var(--primary);border-bottom:2px solid var(--primary);
  transform:translateY(-70%) rotate(45deg);transition:transform .22s var(--ease);
  background:none;box-shadow:none;
}
.accordion .accordion-item.is-active .accordion-title{color:var(--primary)}
.accordion .accordion-item.is-active .accordion-title::before{transform:translateY(-30%) rotate(-135deg)}
.accordion .accordion-content{
  border:0;background:#fff;padding:12px 20px 20px;border-top:1px solid var(--line);
  font-size:15px;line-height:1.85;color:var(--ink-2);
}
.accordion .accordion-item:first-child>.accordion-title,.accordion .accordion-item:last-child>.accordion-content{border-radius:0}

/* ============================================================
   CTA / 表单
   ============================================================ */
.cta-block{
  background:var(--primary-deep);border-radius:24px;padding:64px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;left:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:rgba(168,206,58,.10);
}
.cta-copy{position:relative;z-index:2}
.cta-copy h2{color:#fff;font-size:clamp(1.6rem,2.6vw,2.1rem);line-height:1.35}
.cta-copy p{color:rgba(255,255,255,.76);margin-top:18px;font-size:16px;max-width:34em}
.cta-facts{margin-top:28px;display:grid;gap:12px}
.cta-facts li{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.86);font-size:15px}
.cta-facts li svg{flex:0 0 auto;color:var(--lime)}
.lead-form{
  position:relative;z-index:2;background:#fff;border-radius:var(--r-card);
  padding:32px;box-shadow:var(--shadow-lg);
}
.lead-form h3{font-size:19px;margin-bottom:6px}
.lead-form .form-tip{font-size:13.5px;color:var(--ink-2);margin-bottom:22px}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.form-row input,.form-row select,.form-row textarea{
  width:100%;height:48px;border:1px solid var(--line);border-radius:10px;
  padding:0 14px;background:var(--bg);transition:border-color .18s var(--ease), box-shadow .18s var(--ease), background-color .18s var(--ease);
}
.form-row textarea{height:auto;min-height:104px;padding:12px 14px;line-height:1.7;resize:vertical}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(20,86,60,.18);background:#fff;
}
.form-privacy{margin-top:14px;font-size:12px;color:#7A8A80;line-height:1.7}

/* ============================================================
   页脚
   ============================================================ */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.72);padding:72px 0 32px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:var(--gutter)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand .brand-mark{background:rgba(255,255,255,.12)}
.footer-brand span{color:#fff;font-size:17px;font-weight:800}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68)}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-sub{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px 22px}
.footer-sub a{font-size:13.5px;color:rgba(255,255,255,.6)}
.footer-sub a:hover{color:#fff}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============================================================
   动效
   ============================================================ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .55s var(--ease), transform .55s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   响应式：平板 ≤1024
   ============================================================ */
@media (max-width:1024px){
  :root{--gutter:24px}
  body{font-size:16px}
  .sec{padding:72px 0}
  .dock-nav{display:none}
  .menu-btn{display:grid}
  .dock-tools{margin-left:auto}
  .dock-tools .btn-primary{display:none}
  .hero{padding:56px 0 72px}
  .hero-media{margin-top:36px}
  .hero-card{grid-template-columns:1fr;max-width:100%;margin-top:24px}
  .hero-card-item{border-right:0;border-bottom:1px solid var(--line);padding:18px 22px}
  .hero-card-item:last-child{border-bottom:0}
  .bento-main{grid-column:span 12}
  .bento-side{grid-column:span 12}
  .bento-soft{grid-column:span 12;flex-direction:column;align-items:flex-start}
  .plans{grid-template-columns:1fr;gap:22px}
  .plan-featured{padding:36px 28px}
  .cta-block{grid-template-columns:1fr;padding:44px 32px;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .scene,.scene.reverse{grid-template-columns:1fr;gap:22px}
  .scene-media,.scene-body{grid-column:span 1;padding:0}
  .scene.reverse .scene-media{order:0}
  .scene.reverse .scene-body{order:0}
  .scene+.scene{margin-top:52px}
}

/* ============================================================
   响应式：移动 ≤640
   ============================================================ */
@media (max-width:640px){
  :root{--gutter:16px}
  .wrap{padding:0 16px}
  .sec{padding:56px 0}
  .site-header{top:10px;padding:0 12px}
  .dock{height:58px;padding:0 10px 0 14px;gap:10px}
  .brand-text{font-size:16px}
  .brand-mark{width:32px;height:32px;border-radius:10px}
  .hero{padding:40px 0 56px}
  .hero h1{font-size:clamp(1.65rem,7vw,2.1rem)}
  .hero-actions .btn{width:100%}
  .hero-points{gap:8px 18px}
  .hero-media img{aspect-ratio:16/10}
  .stats{grid-template-columns:1fr 1fr}
  .stat{border-left:0;border-top:1px solid var(--line);padding:20px 0;text-align:left}
  .stat:nth-child(-n+2){border-top:0}
  .stat:nth-child(2n){padding-left:20px;border-left:1px solid var(--line)}
  .stat strong{font-size:30px}
  .bento-bar{flex-direction:column;align-items:flex-start;gap:18px;padding:24px}
  .bento-bar .media{flex:none;width:100%}
  .bento-main{padding:28px 24px}
  .bento-soft{padding:24px}
  .sec-head h2{font-size:1.4rem}
  .cta-block{padding:32px 22px;border-radius:18px}
  .lead-form{padding:24px 20px}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding:52px 0 28px;margin-top:64px}
  .post-body{padding:18px 18px 20px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --ink:#12211A;
  --ink-2:#3D4F46;
  --primary:#14563C;
  --primary-deep:#0B3A28;
  --accent:#F26B21;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --tint:#EEF3EE;
  --line:#E6E1D7;
  --lime:#A8CE3A;
  --r-lg:16px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(18,33,26,.06),0 2px 8px rgba(18,33,26,.05);
  --shadow-md:0 8px 24px rgba(18,33,26,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
  --section-y:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--accent);}
button{font:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.35;color:var(--ink);}
h1{font-weight:800;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
svg{display:block;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.grid-margin-x{margin-left:-8px;margin-right:-8px;}
.grid-margin-x > .cell{padding-left:8px;padding-right:8px;}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- Dock 导航 ---------- */
.site-header{position:sticky;top:20px;z-index:80;padding:0 16px;pointer-events:none;}
.dock{
  pointer-events:auto;
  max-width:1120px;margin:0 auto;height:66px;
  display:flex;align-items:center;gap:18px;
  padding:0 12px 0 20px;
  background:rgba(255,255,255,.96);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow-md);
  transition:height .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.dock.is-compact{height:58px;box-shadow:0 10px 30px rgba(18,33,26,.14);background:#fff;}
.brand{display:flex;align-items:center;gap:9px;color:var(--ink);font-weight:800;font-size:17px;letter-spacing:.01em;white-space:nowrap;}
.brand:hover{color:var(--primary);}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;display:flex;align-items:center;justify-content:center;
  border-radius:11px;background:var(--primary);color:#fff;
}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:6px;}
.dock-nav a{
  position:relative;display:inline-block;
  padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:background .18s var(--ease),color .18s var(--ease);
}
.dock-nav a:hover{background:var(--tint);color:var(--primary);}
.dock-nav a.is-active{color:var(--primary);font-weight:700;}
.dock-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--accent);border-radius:2px;
}
.dock-tools{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-pill);
  background:var(--surface);color:var(--ink-2);
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.icon-btn:hover{background:var(--tint);color:var(--primary);border-color:#CDDCCF;}
.menu-btn{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-pill);
  background:var(--surface);color:var(--ink);
}
.menu-btn:hover{background:var(--tint);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:120;background:var(--bg);
  padding:18px 20px 32px;display:none;flex-direction:column;
}
.drawer.is-open{display:flex;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-close{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-pill);background:var(--surface);color:var(--ink);
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  font-size:18px;font-weight:600;color:var(--ink);
  padding:14px 4px;border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--primary);}
.drawer-cta{margin-top:28px;}
.drawer-cta .btn{width:100%;justify-content:center;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;
  border:1px solid transparent;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.01em;
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(242,107,33,.22);}
.btn-primary:hover{background:#DA5C16;color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);background:#C4520F;}
.btn-ghost{background:transparent;color:var(--primary);border-color:#C9D8CB;}
.btn-ghost:hover{background:var(--tint);color:var(--primary);border-color:var(--primary);}
.btn-light{background:#fff;color:var(--primary-deep);}
.btn-light:hover{background:var(--tint);color:var(--primary-deep);transform:translateY(-1px);}
.btn-sm{min-height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 标签 / 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--tint);color:var(--primary);
  font-size:12px;font-weight:600;letter-spacing:.04em;
}
.badge-lime{background:transparent;color:#fff;border:1px solid var(--lime);}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}

/* ---------- 分类页头 ---------- */
.page-hero{padding:26px 0 8px;}
.hero-panel{
  position:relative;min-height:240px;border-radius:24px;overflow:hidden;
  display:flex;align-items:center;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:var(--shadow-md);
}
.hero-media{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,58,40,.92) 0%,rgba(11,58,40,.74) 48%,rgba(11,58,40,.42) 100%);
}
.hero-lines{
  position:absolute;inset:0;opacity:.05;
  background-image:repeating-linear-gradient(115deg,#fff 0 2px,transparent 2px 26px);
}
.hero-inner{position:relative;z-index:2;padding:34px 40px;max-width:760px;}
.hero-inner h1{
  font-size:clamp(1.75rem,3.2vw,2.5rem);
  color:#fff;margin:16px 0 12px;
}
.hero-inner p{color:rgba(255,255,255,.88);font-size:16px;margin:0;max-width:620px;}

/* ---------- 分类页主体布局 ---------- */
.cat-main{padding:var(--section-y) 0 72px;}
.side-index{
  position:sticky;top:104px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 20px;box-shadow:var(--shadow-sm);
}
.side-index h2{font-size:15px;color:var(--ink-2);font-weight:700;letter-spacing:.08em;margin-bottom:14px;}
.side-index ol{display:flex;flex-direction:column;gap:2px;counter-reset:idx;}
.side-index a{
  display:flex;align-items:center;gap:10px;
  padding:10px 10px;border-radius:var(--r-sm);
  font-size:15px;color:var(--ink-2);font-weight:500;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.side-index a::before{
  counter-increment:idx;content:counter(idx,decimal-leading-zero);
  font-size:12px;color:var(--accent);font-variant-numeric:tabular-nums;font-weight:700;
}
.side-index a:hover{background:var(--tint);color:var(--primary);}
.side-card{
  margin-top:18px;padding:18px;border-radius:var(--r-sm);
  background:var(--tint);border:1px solid #DCE7DD;
}
.side-card h3{font-size:15px;margin-bottom:6px;color:var(--primary);}
.side-card p{font-size:14px;color:var(--ink-2);line-height:1.7;margin-bottom:12px;}
.side-card .btn{width:100%;justify-content:center;}

/* 内容块 */
.block{margin-bottom:64px;scroll-margin-top:110px;}
.block:last-child{margin-bottom:0;}
.block h2{
  position:relative;padding-left:16px;
  font-size:clamp(1.4rem,2.2vw,1.9rem);
  margin-bottom:18px;
}
.block h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  background:var(--accent);border-radius:2px;
}
.block h3{font-size:22px;margin-bottom:10px;}
.lead{font-size:17px;color:var(--ink-2);}
.media-row{margin-bottom:26px;}
.media-fig{
  margin:0;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.media-fig img{width:100%;height:100%;aspect-ratio:4/3;border-radius:var(--r-lg);}
.media-body{padding-top:6px;}
.tick-list{display:flex;flex-direction:column;gap:10px;margin-top:14px;}
.tick-list li{position:relative;padding-left:26px;font-size:16px;color:var(--ink-2);}
.tick-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:10px;height:10px;border-radius:3px;
  background:var(--accent);opacity:.9;
}
.info-strip{
  margin-top:22px;padding:18px 20px;border-radius:var(--r-lg);
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  display:flex;flex-wrap:wrap;gap:14px 28px;
}
.info-strip div{font-size:15px;color:var(--ink-2);}
.info-strip strong{color:var(--primary);font-size:20px;font-variant-numeric:tabular-nums;margin-right:6px;}

/* 流程时间线 */
.flow{position:relative;margin-top:8px;padding-left:34px;}
.flow::before{content:"";position:absolute;left:13px;top:8px;bottom:12px;width:2px;background:#DCE7DD;}
.flow li{position:relative;padding:0 0 26px;}
.flow li:last-child{padding-bottom:0;}
.flow li::before{
  content:"";position:absolute;left:-27px;top:9px;width:12px;height:12px;border-radius:50%;
  background:var(--surface);border:3px solid var(--accent);
}
.flow-no{
  display:inline-block;font-size:13px;font-weight:700;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:.08em;margin-bottom:2px;
}
.flow h3{font-size:19px;margin-bottom:6px;}
.flow p{font-size:15.5px;color:var(--ink-2);margin:0;}

/* 价格行 */
.price-list{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface);box-shadow:var(--shadow-sm);}
.price-row{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  padding:16px 22px;border-bottom:1px solid var(--line);
  transition:background .18s var(--ease);
}
.price-row:last-child{border-bottom:0;}
.price-row:hover{background:var(--tint);}
.price-name{flex:1 1 200px;font-weight:600;font-size:16px;}
.price-time{flex:1 1 180px;font-size:14px;color:var(--ink-2);}
.price-num{
  font-size:22px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;white-space:nowrap;
}
.price-num small{font-size:13px;font-weight:500;color:var(--ink-2);margin-left:4px;}
.note{font-size:14px;color:var(--ink-2);margin-top:12px;}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:10px;margin-top:6px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);
  overflow:hidden;transition:box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.faq-item:hover{border-color:#CDDCCF;box-shadow:var(--shadow-sm);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;font-size:16.5px;font-weight:600;color:var(--ink);
  min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-ic{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--tint);color:var(--primary);font-size:16px;font-weight:700;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.faq-item[open]{border-color:#C9D8CB;}
.faq-item[open] summary{color:var(--primary);}
.faq-item[open] .faq-ic{transform:rotate(180deg);background:var(--accent);color:#fff;}
.faq-a{padding:0 20px 18px;font-size:15px;color:var(--ink-2);line-height:1.8;}

/* 继续了解 */
.more-block{padding:0 0 var(--section-y);}
.more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px;}
.more-card{
  display:flex;flex-direction:column;gap:8px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.more-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#CDDCCF;color:var(--ink);}
.more-card strong{font-size:17px;color:var(--ink);}
.more-card span{font-size:14px;color:var(--ink-2);line-height:1.7;}
.more-card em{font-style:normal;font-size:14px;font-weight:600;color:var(--primary);}
.more-card:hover em{color:var(--accent);}

/* CTA 条 */
.cta-band{
  background:var(--primary-deep);border-radius:24px;padding:48px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-40px;width:260px;height:260px;border-radius:50%;
  border:1px solid rgba(168,206,58,.28);
}
.cta-band h2{color:#fff;font-size:clamp(1.3rem,2.2vw,1.75rem);margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;margin:0;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.78);padding:72px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:#fff;}
.site-footer p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.7);}
.footer-sub{display:flex;gap:18px;flex-wrap:wrap;margin-top:16px;}
.footer-sub a{font-size:14px;color:rgba(255,255,255,.75);}
.footer-sub a:hover{color:var(--lime);}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.72);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media screen and (min-width:641px){
  .grid-margin-x{margin-left:-12px;margin-right:-12px;}
  .grid-margin-x > .cell{padding-left:12px;padding-right:12px;}
}
@media screen and (min-width:1025px){
  .grid-margin-x{margin-left:-16px;margin-right:-16px;}
  .grid-margin-x > .cell{padding-left:16px;padding-right:16px;}
}
@media screen and (max-width:1024px){
  :root{--section-y:72px;}
  .dock-nav{display:none;}
  .menu-btn{display:flex;}
  .dock{height:60px;padding:0 10px 0 16px;}
  .side-index{position:static;margin-bottom:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .hero-inner{padding:30px 28px;}
  .cta-band{padding:40px 30px;}
}
@media screen and (max-width:860px){
  .more-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:640px){
  :root{--section-y:56px;}
  body{font-size:16px;line-height:1.8;}
  .wrap{padding:0 16px;}
  .site-header{top:10px;padding:0 12px;}
  .brand-text{font-size:16px;}
  .dock{gap:10px;}
  .icon-btn{display:none;}
  .hero-panel{min-height:220px;border-radius:18px;}
  .hero-inner{padding:24px 20px;}
  .hero-inner h1{font-size:1.5rem;margin:12px 0 10px;}
  .hero-inner p{font-size:15px;}
  .block{margin-bottom:48px;}
  .media-fig img{aspect-ratio:16/10;}
  .media-body{padding-top:18px;}
  .price-row{padding:14px 16px;gap:6px;}
  .price-name{flex:1 1 100%;}
  .price-time{flex:1 1 100%;}
  .more-grid{grid-template-columns:1fr;}
  .cta-band{border-radius:18px;padding:30px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{margin-top:32px;}
  .flow{padding-left:30px;}
}

/* roulang page: article */
:root{
  --ink:#12211A;
  --ink-2:#3D4F46;
  --primary:#14563C;
  --primary-deep:#0B3A28;
  --accent:#F26B21;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --tint:#EEF3EE;
  --line:#E6E1D7;
  --lime:#A8CE3A;
  --muted:#7A8A81;
  --shadow-sm:0 1px 2px rgba(18,33,26,.06),0 2px 8px rgba(18,33,26,.05);
  --shadow-md:0 8px 24px rgba(18,33,26,.08);
  --r-card:16px;
  --r-sm:12px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::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","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border-style:solid}
a{color:inherit}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
::selection{background:rgba(242,107,33,.18)}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.wrap{max-width:1280px}}

/* ===== Dock 导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  padding:16px 16px 0;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  max-width:1120px;
  margin:0 auto;
  height:66px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:0 16px 0 20px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow-md);
  transition:height .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.dock.is-scrolled{height:58px;background:#fff;box-shadow:0 12px 30px rgba(18,33,26,.13)}
.brand{
  display:inline-flex;
  align-items:center;
  gap:9px;
  text-decoration:none;
  color:var(--primary);
  font-weight:800;
  font-size:17px;
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand-mark{
  width:32px;height:32px;
  border-radius:10px;
  display:grid;place-items:center;
  background:var(--primary);
  color:#fff;
  flex:0 0 auto;
}
.brand-text{font-weight:800}
.dock-nav{display:flex;align-items:center;gap:2px}
.dock-nav a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  color:var(--ink-2);
  text-decoration:none;
  white-space:nowrap;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.dock-nav a:hover,.dock-nav a:focus-visible{background:var(--tint);color:var(--primary)}
.dock-nav a.is-active{color:var(--primary);font-weight:700}
.dock-nav a.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:3px;
  height:2px;border-radius:2px;
  background:var(--accent);
}
.dock-tools{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:40px;height:40px;
  display:grid;place-items:center;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-2);
  cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.icon-btn:hover{background:var(--tint);color:var(--primary);border-color:var(--tint)}
.icon-btn:active{transform:scale(.96)}
.menu-btn{
  width:44px;height:44px;
  display:none;
  place-items:center;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#fff;
  color:var(--primary);
  cursor:pointer;
  transition:background .18s var(--ease)
}
.menu-btn:hover{background:var(--tint)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:16px;
  font-weight:600;
  line-height:1;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 14px rgba(242,107,33,.28)}
.btn-primary:hover{background:#DD5C15;transform:translateY(-1px);box-shadow:0 8px 20px rgba(242,107,33,.3)}
.btn-primary:active{transform:translateY(0);background:#C9520F}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--primary)}
.btn-ghost:hover{border-color:var(--primary);background:var(--tint);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:40px;padding:0 20px;font-size:15px}
.btn-block{width:100%}

/* ===== 面包屑与文章头 ===== */
.article-head{
  position:relative;
  padding:44px 0 34px;
  overflow:hidden;
}
.article-head::before{
  content:"";
  position:absolute;
  right:-90px;top:-70px;
  width:440px;height:320px;
  background-image:repeating-linear-gradient(115deg,rgba(20,86,60,.06) 0 2px,transparent 2px 22px);
  transform:rotate(-6deg);
  pointer-events:none;
}
.article-head > .wrap{position:relative;z-index:1}
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:22px;
}
.crumbs a{color:var(--muted);text-decoration:none;transition:color .18s var(--ease)}
.crumbs a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.crumbs .sep{color:#BFC9C2}
.crumb-cur{color:var(--ink-2)}
.badge{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--tint);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.article-head h1{
  font-size:clamp(1.55rem,3vw,2.35rem);
  line-height:1.36;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--ink);
  max-width:900px;
  margin:0 0 20px;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  font-size:13.5px;
  color:var(--muted);
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--line);display:inline-block}
.meta-row b{color:var(--primary);font-weight:600}

/* ===== 正文区 ===== */
.article-body{padding:14px 0 72px}
.article-grid{margin-left:-16px;margin-right:-16px}
.article-grid > .cell{padding-left:16px;padding-right:16px}
.article-col{min-width:0}
.prose{
  max-width:760px;
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  word-wrap:break-word;
}
.prose p{margin:0 0 1.15em}
.prose > * + *{margin-top:1.05em}
.prose h2{
  position:relative;
  font-size:24px;
  line-height:1.45;
  font-weight:700;
  color:var(--primary);
  margin:2.2em 0 .8em;
  padding-left:14px;
  letter-spacing:.01em;
  scroll-margin-top:110px;
}
.prose h2::before{
  content:"";
  position:absolute;
  left:0;top:.2em;bottom:.2em;
  width:4px;
  border-radius:3px;
  background:var(--accent);
}
.prose h3{
  font-size:20px;
  line-height:1.5;
  font-weight:700;
  color:var(--ink);
  margin:1.8em 0 .6em;
  scroll-margin-top:110px;
}
.prose ul,.prose ol{margin:0 0 1.2em}
.prose ul li,.prose ol li{
  position:relative;
  padding-left:26px;
  margin-bottom:.55em;
}
.prose ul li::before{
  content:"";
  position:absolute;
  left:5px;top:.75em;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--accent);
}
.prose ol{counter-reset:prose-ol}
.prose ol li{counter-increment:prose-ol}
.prose ol li::before{
  content:counter(prose-ol);
  position:absolute;
  left:0;top:.3em;
  width:20px;height:20px;
  border-radius:6px;
  background:var(--tint);
  color:var(--primary);
  font-size:12px;
  font-weight:700;
  display:grid;place-items:center;
  line-height:1;
}
.prose blockquote{
  margin:1.5em 0;
  padding:18px 22px;
  background:var(--tint);
  border-left:4px solid var(--primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--ink-2);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{
  max-width:100%;
  height:auto;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  margin:1.6em auto;
}
.prose a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--accent)}
.prose table{
  width:100%;
  border-collapse:collapse;
  font-size:15.5px;
  margin:1.6em 0;
  display:block;
  overflow-x:auto;
  white-space:nowrap;
}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.prose thead th{background:var(--tint);color:var(--primary);font-weight:700}
.prose tbody tr:nth-child(even){background:#F5F8F4}
.prose pre{
  background:var(--primary-deep);
  color:#E7F1EA;
  padding:16px 18px;
  border-radius:var(--r-sm);
  overflow-x:auto;
  font-size:14px;
  line-height:1.7;
}
.prose code{
  font-family:ui-monospace,Menlo,Consolas,monospace;
  font-size:.92em;
  background:var(--tint);
  padding:2px 6px;
  border-radius:6px;
}
.prose pre code{background:none;padding:0;color:inherit}
.prose hr{border:none;border-top:1px solid var(--line);margin:2.2em 0}

/* ===== 空态 ===== */
.empty-box{
  max-width:760px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:56px 32px;
  text-align:center;
  box-shadow:var(--shadow-sm);
}
.empty-box svg{color:var(--primary);opacity:.7;margin:0 auto 18px}
.empty-box h2{font-size:22px;font-weight:700;margin-bottom:10px;color:var(--ink)}
.empty-box p{font-size:15.5px;color:var(--ink-2);margin-bottom:22px}

/* ===== 侧栏 ===== */
.aside-col{display:none}
.aside-sticky{position:sticky;top:104px}
.toc-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 20px 18px;
  box-shadow:var(--shadow-sm);
}
.toc-title{
  font-size:15px;
  font-weight:700;
  color:var(--ink);
  margin:0 0 12px;
  display:flex;
  align-items:center;
  gap:8px;
}
.toc-title::before{
  content:"";
  width:4px;height:14px;
  border-radius:3px;
  background:var(--accent);
}
.toc-list{font-size:14.5px}
.toc-list li{margin-bottom:2px}
.toc-list a{
  display:block;
  padding:7px 10px;
  border-left:2px solid var(--line);
  color:var(--ink-2);
  text-decoration:none;
  line-height:1.5;
  transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease);
}
.toc-list a:hover{color:var(--primary);background:var(--tint);border-left-color:var(--primary)}
.toc-list a.is-current{color:var(--primary);font-weight:600;background:var(--tint);border-left-color:var(--accent)}
.toc-list .lvl-3 a{padding-left:24px;font-size:13.5px;color:var(--muted)}
.toc-empty{font-size:14px;color:var(--muted);line-height:1.7}
.aside-card{
  margin-top:18px;
  background:var(--primary-deep);
  border-radius:var(--r-card);
  padding:24px 22px;
  color:#DCE9E1;
}
.aside-card h3{font-size:17px;font-weight:700;color:#fff;margin:0 0 8px}
.aside-card p{font-size:14px;line-height:1.75;color:#B4CCC0;margin:0 0 16px}

/* ===== 文末 ===== */
.article-foot{padding:0 0 24px}
.foot-card{
  max-width:760px;
  border-top:1px solid var(--line);
  padding-top:26px;
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  align-items:center;
  justify-content:space-between;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-row .tag-label{font-size:13px;color:var(--muted);margin-right:2px}
.tag{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 14px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-2);
  font-size:13px;
  text-decoration:none;
  transition:border-color .18s var(--ease),color .18s var(--ease),background .18s var(--ease);
}
.tag:hover{border-color:var(--primary);color:var(--primary);background:var(--tint)}
.share-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
.share-btn{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-2);
  cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease),transform .18s var(--ease);
}
.share-btn:hover{color:var(--primary);border-color:var(--primary);background:var(--tint);transform:translateY(-2px)}
.back-wrap{padding:0 0 78px}
.back-pill{
  display:inline-flex;
  align-items:center;
  gap:9px;
  height:46px;
  padding:0 24px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  color:var(--primary);
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  transition:border-color .18s var(--ease),background .18s var(--ease),transform .18s var(--ease);
}
.back-pill:hover{border-color:var(--primary);background:var(--tint);transform:translateY(-2px)}
.back-pill svg{transition:transform .18s var(--ease)}
.back-pill:hover svg{transform:translateX(-4px)}

/* ===== CTA ===== */
.cta-section{padding:0 0 88px}
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--primary-deep);
  border-radius:24px;
  padding:48px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-70px;top:-70px;
  width:260px;height:260px;
  border-radius:50%;
  background:rgba(168,206,58,.09);
  pointer-events:none;
}
.cta-band > div{position:relative;z-index:1}
.cta-band h2{font-size:26px;font-weight:800;color:#fff;margin:0 0 10px;letter-spacing:.01em}
.cta-band p{font-size:15px;line-height:1.8;color:#B4CCC0;margin:0;max-width:640px}
.cta-band .btn{flex:0 0 auto;position:relative;z-index:1}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--primary-deep);
  color:#C7D8CD;
  padding:72px 0 32px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:var(--accent)}
.site-footer p{font-size:14.5px;line-height:1.85;color:#A9C2B5;margin:0 0 18px}
.footer-sub{display:flex;flex-wrap:wrap;gap:18px}
.footer-sub a{color:#A9C2B5;font-size:14px;text-decoration:none;transition:color .18s var(--ease)}
.footer-sub a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin:0 0 16px}
.footer-col ul{margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{color:#A9C2B5;font-size:14.5px;text-decoration:none;transition:color .18s var(--ease)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:#8AA497;
}

/* ===== 移动抽屉 ===== */
.drawer{
  position:fixed;
  inset:0;
  z-index:130;
  background:rgba(250,248,244,.99);
  padding:18px 18px 32px;
  display:flex;
  flex-direction:column;
  gap:8px;
  opacity:0;
  visibility:hidden;
  transform:translateY(-10px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease);
}
.drawer.is-open{opacity:1;visibility:visible;transform:none}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#fff;
  color:var(--primary);
  cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.drawer-nav a{
  font-size:18px;
  font-weight:600;
  color:var(--ink);
  text-decoration:none;
  padding:14px 12px;
  border-radius:var(--r-sm);
  transition:background .18s var(--ease),color .18s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a:focus-visible{background:var(--tint);color:var(--primary)}
.drawer-nav a.is-active{color:var(--primary)}
.drawer-nav a.is-active::before{
  content:"";
  display:inline-block;
  width:4px;height:14px;
  border-radius:3px;
  background:var(--accent);
  margin-right:10px;
  vertical-align:-1px;
}

/* ===== 动效 ===== */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{transition-duration:.001s !important}
}

/* ===== 断点 ===== */
@media (min-width:1025px){
  .aside-col{display:block}
  .menu-btn{display:none}
}
@media (max-width:1024px){
  .dock-nav{display:none}
  .menu-btn{display:grid}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .article-head{padding:36px 0 28px}
  .cta-band{padding:40px 34px}
}
@media (max-width:767px){
  .cta-band{flex-direction:column;align-items:flex-start;gap:24px}
  .cta-band .btn{width:100%}
}
@media (max-width:640px){
  body{font-size:16px;line-height:1.8}
  .wrap{padding:0 16px}
  .site-header{padding:10px 12px 0}
  .dock{height:58px;padding:0 10px 0 14px;gap:10px}
  .brand-text{font-size:16px}
  .icon-btn{display:none}
  .article-head{padding:26px 0 22px}
  .article-head h1{font-size:1.5rem;line-height:1.42}
  .prose{font-size:16px}
  .prose h2{font-size:21px;padding-left:12px}
  .prose h3{font-size:18px}
  .article-body{padding:8px 0 48px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .site-footer{padding:56px 0 26px}
  .cta-section{padding:0 0 64px}
  .cta-band{padding:30px 22px;border-radius:18px}
  .cta-band h2{font-size:21px}
  .back-wrap{padding:0 0 56px}
  .empty-box{padding:40px 20px}
}

/* roulang page: category2 */
:root{
  --ink:#12211A;
  --ink-2:#3D4F46;
  --primary:#14563C;
  --primary-deep:#0B3A28;
  --accent:#F26B21;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --tint:#EEF3EE;
  --line:#E6E1D7;
  --lime:#A8CE3A;
  --shadow-sm:0 1px 2px rgba(18,33,26,.06),0 2px 8px rgba(18,33,26,.05);
  --shadow-md:0 8px 24px rgba(18,33,26,.08);
  --r-card:16px;
  --r-sm:12px;
  --r-pill:999px;
  --gutter:32px;
  --section-y:96px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s cubic-bezier(.2,.7,.3,1);}
a:hover{color:var(--accent);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:.01em;line-height:1.3;color:var(--ink);}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
::selection{background:var(--lime);color:var(--primary-deep);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

/* ---------- Foundation 覆盖 ---------- */
body,button,input,select,textarea{font-family:var(--font);}
.grid-x{--g:var(--gutter);margin-left:calc(var(--g) / -2);margin-right:calc(var(--g) / -2);}
.grid-x>.cell{padding-left:calc(var(--g) / 2);padding-right:calc(var(--g) / 2);float:none;}
.button,.button.primary{background:var(--accent);border-radius:var(--r-pill);}
.accordion,.accordion-item{border:none;}

/* ---------- 容器 ---------- */
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.wrap{max-width:1280px;}}
.section{padding:var(--section-y) 0;}
.section--tight{padding:64px 0;}
.section--tint{background:var(--tint);}
.section--paper{background:var(--surface);}

/* ---------- 顶部 Dock ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:20px 0 0;pointer-events:none;}
.dock{
  pointer-events:auto;
  max-width:1120px;
  margin:0 auto;
  height:66px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 10px 0 16px;
  background:rgba(255,255,255,.96);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow-md);
  transition:height .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s,background .22s;
}
.site-header.is-scrolled .dock{height:58px;box-shadow:0 10px 30px rgba(18,33,26,.13);background:#fff;}
.brand{display:flex;align-items:center;gap:9px;color:var(--ink);font-weight:800;font-size:17px;letter-spacing:.01em;flex:0 0 auto;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;flex:0 0 auto;
}
.brand-text{white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:8px;flex:1 1 auto;}
.dock-nav a{
  position:relative;
  display:inline-flex;align-items:center;
  height:38px;padding:0 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--ink-2);white-space:nowrap;
  transition:background .18s,color .18s;
}
.dock-nav a:hover{background:var(--tint);color:var(--primary);}
.dock-nav a.is-active{color:var(--primary);font-weight:700;}
.dock-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--accent);border-radius:2px;
}
.dock-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  width:42px;height:42px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);color:var(--ink-2);cursor:pointer;
  transition:background .18s,color .18s,border-color .18s;
}
.icon-btn:hover{background:var(--tint);color:var(--primary);border-color:var(--tint);}
.menu-btn{
  display:none;width:44px;height:44px;border-radius:12px;background:transparent;
  border:1px solid var(--line);color:var(--ink);cursor:pointer;
  align-items:center;justify-content:center;
}
.menu-btn:hover{background:var(--tint);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--surface);
  padding:20px 20px 32px;display:none;flex-direction:column;overflow-y:auto;
}
.drawer.is-open{display:flex;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:transparent;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ink);
}
.drawer-close:hover{background:var(--tint);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:26px;}
.drawer-nav a{
  font-size:18px;font-weight:600;color:var(--ink);padding:14px 12px;border-radius:12px;
}
.drawer-nav a:hover{background:var(--tint);color:var(--primary);}
.drawer-nav a.is-active{background:var(--tint);color:var(--primary);}
.drawer .btn{width:100%;justify-content:center;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 28px;border-radius:var(--r-pill);
  font-size:16px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .18s cubic-bezier(.2,.7,.3,1),background .18s,color .18s,border-color .18s,box-shadow .18s;
}
.btn-sm{height:42px;padding:0 20px;font-size:15px;}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(242,107,33,.24);}
.btn-primary:hover{background:#DE5D17;color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--primary);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--tint);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--primary);}
.btn-light:hover{background:#fff;color:var(--primary-deep);transform:translateY(-1px);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-outline-light:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.1);}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--primary);}
.text-link svg{transition:transform .18s cubic-bezier(.2,.7,.3,1);}
.text-link:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.text-link:hover svg{transform:translateX(4px);}

/* ---------- 通用标题 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--primary);
  background:var(--tint);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:18px;
}
.h2-block{position:relative;padding-left:16px;font-size:clamp(1.5rem,2.6vw,2.25rem);margin-bottom:18px;}
.h2-block::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  background:var(--accent);border-radius:2px;
}
.lead{font-size:17px;color:var(--ink-2);max-width:44em;}
.section-head{margin-bottom:52px;max-width:52em;}

/* ---------- 页头 Banner ---------- */
.page-hero{
  position:relative;margin-top:-66px;padding:150px 0 56px;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  color:#fff;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(11,58,40,.88) 0%,rgba(11,58,40,.72) 58%,rgba(11,58,40,.58) 100%);
}
.page-hero::after{
  content:"";position:absolute;right:-60px;top:-40px;width:420px;height:420px;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.06) 0 2px,transparent 2px 16px);
  opacity:.9;pointer-events:none;
}
.page-hero .wrap{position:relative;z-index:2;}
.crumb{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:20px;display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.crumb a{color:rgba(255,255,255,.86);}
.crumb a:hover{color:#fff;}
.crumb span.now{color:#fff;}
.page-hero .eyebrow{background:rgba(255,255,255,.14);color:#fff;}
.page-hero h1{
  color:#fff;font-size:clamp(2rem,4.4vw,3.25rem);font-weight:800;
  max-width:20em;margin-bottom:20px;
}
.page-hero .sub{font-size:18px;line-height:1.8;color:rgba(255,255,255,.88);max-width:38em;margin-bottom:34px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:38px;}
.hero-stats .stat{min-width:120px;}
.hero-stats .num{font-size:30px;font-weight:800;font-variant-numeric:tabular-nums;color:#fff;line-height:1.2;}
.hero-stats .num em{font-style:normal;font-size:16px;font-weight:600;margin-left:2px;}
.hero-stats .cap{font-size:13px;color:rgba(255,255,255,.7);}

/* ---------- 章节：编号清单 ---------- */
.num-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line);}
.num-item{
  display:flex;gap:34px;align-items:flex-start;
  padding:34px 0;border-bottom:1px solid var(--line);
  transition:transform .18s cubic-bezier(.2,.7,.3,1);
}
.num-item:hover{transform:translateX(4px);}
.num-index{
  flex:0 0 auto;width:88px;
  font-size:48px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;
  color:var(--tint);-webkit-text-stroke:1px rgba(20,86,60,.35);letter-spacing:.02em;
  padding-top:4px;
}
.num-item:hover .num-index{color:var(--accent);-webkit-text-stroke:1px rgba(242,107,33,.45);}
.num-body{flex:1 1 auto;min-width:0;}
.num-body h3{font-size:23px;margin-bottom:10px;}
.num-body p{color:var(--ink-2);max-width:46em;margin-bottom:14px;}
.num-tags{display:flex;flex-wrap:wrap;gap:8px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--tint);color:var(--primary);
  border:1px solid rgba(20,86,60,.12);border-radius:var(--r-pill);
  padding:4px 12px;font-size:12px;font-weight:600;letter-spacing:.01em;
}
.badge.is-accent{background:rgba(242,107,33,.1);color:#B34A11;border-color:rgba(242,107,33,.2);}

/* ---------- 流程步骤 ---------- */
.steps{display:flex;gap:0;flex-wrap:wrap;}
.step{
  flex:1 1 0;min-width:200px;padding:0 26px 0 0;
  position:relative;
}
.step:last-child{padding-right:0;}
.step .step-num{
  font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--accent);
  font-variant-numeric:tabular-nums;display:block;margin-bottom:10px;
}
.step h3{font-size:19px;margin-bottom:8px;}
.step p{font-size:15px;color:var(--ink-2);margin:0;}
.step::after{
  content:"";position:absolute;right:14px;top:8px;width:1px;height:calc(100% - 8px);background:var(--line);
}
.step:last-child::after{display:none;}

/* ---------- 图文区块 ---------- */
.split{display:flex;gap:48px;align-items:center;}
.split.rev{flex-direction:row-reverse;}
.split-media{flex:1 1 46%;min-width:0;}
.split-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);
  box-shadow:var(--shadow-md);border:1px solid var(--line);
}
.split-text{flex:1 1 54%;min-width:0;}
.check-list{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:16px;color:var(--ink-2);}
.check-list svg{flex:0 0 auto;margin-top:5px;color:var(--accent);}
.check-list strong{color:var(--ink);font-weight:700;}

/* ---------- 卡片网格 ---------- */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;height:100%;box-shadow:var(--shadow-sm);
  transition:transform .18s cubic-bezier(.2,.7,.3,1),box-shadow .18s,border-color .18s;
  display:flex;flex-direction:column;gap:12px;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(20,86,60,.2);}
.card h3{font-size:22px;}
.card p{color:var(--ink-2);font-size:16px;margin:0;}
.card .card-num{
  font-size:13px;font-weight:800;color:var(--primary);
  background:var(--tint);border-radius:var(--r-pill);padding:4px 12px;align-self:flex-start;
  font-variant-numeric:tabular-nums;
}
.card-dark{background:var(--primary-deep);border-color:var(--primary-deep);color:#fff;}
.card-dark h3{color:#fff;}
.card-dark p{color:rgba(255,255,255,.82);}
.card-dark .card-num{background:rgba(255,255,255,.14);color:#fff;}

/* ---------- FAQ ---------- */
.faq-wrap{display:flex;gap:48px;align-items:flex-start;}
.faq-side{flex:0 0 30%;min-width:0;position:sticky;top:110px;}
.faq-side h2{font-size:clamp(1.5rem,2.4vw,2rem);margin-bottom:16px;}
.faq-side p{color:var(--ink-2);font-size:16px;}
.side-card{
  margin-top:24px;background:var(--tint);border-radius:var(--r-card);padding:24px;
  border:1px solid rgba(20,86,60,.1);
}
.side-card h3{font-size:17px;margin-bottom:8px;}
.side-card p{font-size:14px;color:var(--ink-2);margin-bottom:14px;}
.faq-main{flex:1 1 70%;min-width:0;display:flex;flex-direction:column;gap:10px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);
  overflow:hidden;transition:border-color .18s,box-shadow .18s;
}
.faq-item.is-open{border-color:rgba(20,86,60,.3);box-shadow:var(--shadow-sm);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:none;cursor:pointer;text-align:left;
  padding:18px 20px;font-size:17px;font-weight:600;color:var(--ink);
  transition:color .18s;
}
.faq-q:hover{color:var(--primary);}
.faq-item.is-open .faq-q{color:var(--primary);}
.faq-q .chev{flex:0 0 auto;transition:transform .22s cubic-bezier(.2,.7,.3,1);color:var(--ink-2);}
.faq-item.is-open .chev{transform:rotate(180deg);color:var(--accent);}
.faq-a{display:none;padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);}
.faq-item.is-open .faq-a{display:block;padding-top:12px;}

/* ---------- CTA ---------- */
.cta-panel{
  background:var(--primary-deep);border-radius:24px;padding:64px;
  display:flex;gap:56px;align-items:flex-start;position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;bottom:-80px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle at center,rgba(168,206,58,.16),transparent 70%);
  pointer-events:none;
}
.cta-left{flex:1 1 46%;min-width:0;position:relative;z-index:2;}
.cta-left h2{color:#fff;font-size:clamp(1.6rem,2.8vw,2.25rem);margin-bottom:16px;}
.cta-left p{color:rgba(255,255,255,.82);font-size:16px;}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.9);font-size:15px;}
.cta-points svg{flex:0 0 auto;margin-top:4px;color:var(--lime);}
.cta-form{
  flex:1 1 54%;min-width:0;position:relative;z-index:2;
  background:#fff;border-radius:var(--r-card);padding:32px;box-shadow:var(--shadow-md);
}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px;}
.form-row input,.form-row select,.form-row textarea{
  width:100%;height:48px;border-radius:10px;border:1px solid var(--line);
  background:#fff;padding:0 14px;font-size:15px;transition:border-color .18s,box-shadow .18s;
}
.form-row textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 1px var(--primary);
}
.form-row select{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%233D4F46' stroke-width='2' stroke-linecap='round'><path d='m6 9 6 6 6-6'/></svg>");background-repeat:no-repeat;background-position:right 14px center;}
.form-note{font-size:12px;color:var(--ink-2);margin-top:12px;line-height:1.7;}
.form-alert{
  display:none;margin-top:14px;background:var(--tint);color:var(--primary);
  border-radius:10px;padding:12px 14px;font-size:14px;font-weight:600;
}
.form-alert.is-show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.78);padding:72px 0 28px;margin-top:0;}
.footer-grid{display:flex;gap:48px;flex-wrap:wrap;}
.footer-grid>div:first-child{flex:1 1 320px;min-width:0;}
.footer-col{flex:1 1 180px;min-width:0;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:34em;}
.footer-sub{display:flex;gap:18px;flex-wrap:wrap;margin-top:18px;}
.footer-sub a{font-size:14px;color:rgba(255,255,255,.8);}
.footer-sub a:hover{color:#fff;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.76);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s cubic-bezier(.2,.7,.3,1);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  .btn:hover,.card:hover,.num-item:hover{transform:none;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--gutter:24px;--section-y:72px;}
  .dock-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .split{gap:32px;}
  .cta-panel{padding:44px;gap:36px;flex-direction:column;}
  .cta-left,.cta-form{flex:1 1 auto;width:100%;}
  .faq-wrap{flex-direction:column;gap:32px;}
  .faq-side{position:static;flex:1 1 auto;width:100%;}
  .faq-main{width:100%;}
}
@media (max-width:820px){
  .steps{flex-direction:column;gap:0;}
  .step{flex:1 1 auto;width:100%;padding:20px 0;border-bottom:1px solid var(--line);}
  .step:last-child{border-bottom:none;}
  .step::after{display:none;}
  .split,.split.rev{flex-direction:column;gap:26px;}
  .split-media,.split-text{flex:1 1 auto;width:100%;}
  .num-item{gap:20px;}
  .num-index{width:62px;font-size:38px;}
}
@media (max-width:640px){
  :root{--gutter:16px;--section-y:56px;}
  body{font-size:16px;line-height:1.8;}
  .wrap{padding:0 16px;}
  .site-header{padding-top:12px;}
  .dock{height:60px;padding:0 8px 0 12px;margin:0 12px;gap:10px;}
  .brand-text{font-size:16px;}
  .dock-tools .btn-sm{display:none;}
  .page-hero{padding:130px 0 44px;}
  .page-hero h1{font-size:clamp(1.75rem,7vw,2.25rem);}
  .page-hero .sub{font-size:16px;}
  .hero-stats{gap:22px;}
  .hero-stats .num{font-size:24px;}
  .num-item{padding:26px 0;}
  .num-index{width:52px;font-size:32px;}
  .num-body h3{font-size:20px;}
  .cta-panel{padding:28px 20px;border-radius:18px;}
  .cta-form{padding:22px;border-radius:14px;}
  .btn{width:100%;}
  .btn.btn-inline{width:auto;}
  .footer-grid{gap:32px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category3 */
:root{
  --ink:#12211A;
  --ink-2:#3D4F46;
  --primary:#14563C;
  --primary-deep:#0B3A28;
  --accent:#F26B21;
  --accent-dark:#D8590F;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --tint:#EEF3EE;
  --line:#E6E1D7;
  --lime:#A8CE3A;
  --r-card:16px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(18,33,26,.06),0 2px 8px rgba(18,33,26,.05);
  --shadow-md:0 8px 24px rgba(18,33,26,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
  --gutter:32px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease),opacity .18s var(--ease)}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;letter-spacing:.01em;line-height:1.32;color:var(--ink)}
h1{font-size:clamp(2rem,4.4vw,3.25rem)}
h2{font-size:clamp(1.6rem,2.6vw,2.25rem)}
h3{font-size:22px;line-height:1.4}
h4{font-size:17px;line-height:1.5}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:transparent;border:0;margin:0;padding:0;cursor:pointer;font-family:inherit}
input,select,textarea{font:inherit;font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.grid-margin-x{margin-left:-16px;margin-right:-16px}
.grid-margin-x>.cell{padding-left:16px;padding-right:16px}

/* ---------- Dock 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:20px 24px 0;pointer-events:none}
.dock{
  pointer-events:auto;
  max-width:1120px;margin:0 auto;height:66px;
  display:flex;align-items:center;gap:18px;
  padding:0 12px 0 20px;
  background:rgba(255,255,255,.96);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow-md);
  transition:height .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.dock.is-scrolled{height:58px;background:#fff;box-shadow:0 10px 28px rgba(18,33,26,.13)}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--primary);font-weight:800;font-size:17px;letter-spacing:.02em;white-space:nowrap}
.brand:hover{color:var(--primary)}
.brand-mark{width:34px;height:34px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;flex:0 0 auto}
.brand-text{line-height:1}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-nav a{
  position:relative;
  padding:9px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:background .18s var(--ease),color .18s var(--ease);
}
.dock-nav a:hover{background:var(--tint);color:var(--primary)}
.dock-nav a.is-active{color:var(--primary);font-weight:700}
.dock-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--accent);
}
.dock-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{width:44px;height:44px;border-radius:var(--r-pill);display:inline-flex;align-items:center;justify-content:center;color:var(--primary);transition:background .18s var(--ease)}
.icon-btn:hover{background:var(--tint)}
.menu-btn{display:none;width:44px;height:44px;border-radius:var(--r-pill);align-items:center;justify-content:center;color:var(--primary)}
.menu-btn:hover{background:var(--tint)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--r-pill);
  border:1px solid transparent;font-size:16px;font-weight:600;line-height:1;
  cursor:pointer;transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(242,107,33,.24)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px)}
.btn-primary:focus-visible{outline:2px solid var(--primary-deep);outline-offset:2px}
.btn-outline{background:transparent;border-color:var(--line);color:var(--primary)}
.btn-outline:hover{border-color:var(--primary);background:var(--tint);color:var(--primary);transform:translateY(-1px)}
.btn-on-dark{background:transparent;border-color:rgba(255,255,255,.46);color:#fff}
.btn-on-dark:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-block{width:100%}
.btn-sm{min-height:42px;padding:0 20px;font-size:15px}

.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);background:var(--tint);color:var(--primary);font-size:12px;font-weight:600;line-height:1.7}
.tag{display:inline-flex;align-items:center;padding:5px 14px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.4);color:#fff;font-size:13px;font-weight:500}
.link-more{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--primary)}
.link-more svg{transition:transform .18s var(--ease)}
.link-more:hover svg{transform:translateX(4px)}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;margin-top:-20px;padding:96px 0 64px;min-height:240px;
  color:#fff;isolation:isolate;overflow:hidden;
  background:
    linear-gradient(100deg,rgba(11,58,40,.94) 0%,rgba(11,58,40,.86) 48%,rgba(11,58,40,.64) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.page-head::after{
  content:"";position:absolute;inset:0;z-index:-1;opacity:.06;
  background:repeating-linear-gradient(115deg,#fff 0 2px,transparent 2px 22px);
}
.page-head h1{color:#fff;max-width:20em;margin-bottom:.4em}
.page-sub{font-size:18px;color:rgba(255,255,255,.86);max-width:38em;margin-bottom:24px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:20px}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:#fff}
.breadcrumb em{font-style:normal;color:#fff}
.page-tags{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-tint{background:var(--tint)}
.sec-head{max-width:720px;margin-bottom:48px}
.sec-kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--accent);margin-bottom:10px}
.sec-title{position:relative;padding-left:16px;margin-bottom:.5em}
.sec-title::before{content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:4px;border-radius:3px;background:var(--accent)}
.sec-sub{color:var(--ink-2);font-size:17px;margin:0;max-width:44em}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}

/* ---------- 课程瀑布卡片（2 列非等高） ---------- */
.masonry{column-count:2;column-gap:var(--gutter)}
.masonry>*{break-inside:avoid;display:inline-block;width:100%;margin:0 0 var(--gutter)}
.course-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.course-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.course-media{position:relative;aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--line)}
.course-media img{width:100%;height:100%;box-shadow:inset 0 0 0 1px rgba(18,33,26,.06)}
.course-media::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(18,33,26,.08);border-radius:0}
.course-media .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94)}
.course-body{padding:24px}
.course-body h3{margin-bottom:.4em}
.course-body p{color:var(--ink-2);font-size:16px}
.dot-list{margin:14px 0 0;padding:0}
.dot-list li{position:relative;padding-left:20px;font-size:15px;color:var(--ink-2);margin-bottom:8px}
.dot-list li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--accent);opacity:.85}
.course-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--ink-2)}
.course-meta span{display:inline-flex;align-items:center;gap:6px}
.course-meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);border:1px solid var(--primary)}

/* ---------- 适用人群 ---------- */
.audience-row{align-items:center}
.audience-media{position:relative;margin-bottom:32px}
.audience-media img{width:100%;aspect-ratio:4/3;border-radius:var(--r-card);box-shadow:var(--shadow-sm);box-shadow:inset 0 0 0 1px rgba(18,33,26,.08)}
.audience-note{
  position:relative;margin-top:-46px;margin-left:24px;max-width:280px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:18px 20px;box-shadow:var(--shadow-md);
}
.audience-note strong{display:block;font-size:24px;color:var(--primary);line-height:1.3}
.audience-note span{font-size:13px;color:var(--ink-2)}
.audience-list h2{margin-bottom:.5em}
.audience-list>ul{margin-top:28px}
.audience-list>ul>li{display:flex;gap:18px;padding:20px 0;border-top:1px solid var(--line)}
.audience-list>ul>li:last-child{border-bottom:1px solid var(--line)}
.audience-list .num{
  flex:0 0 auto;width:40px;height:40px;border-radius:var(--r-sm);
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--tint);color:var(--primary);font-weight:700;font-size:15px;
}
.audience-list h3{font-size:19px;margin-bottom:.3em}
.audience-list p{color:var(--ink-2);font-size:16px;margin:0}

/* ---------- 流程 ---------- */
.steps{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:24px;margin-top:16px}
.steps::before{content:"";position:absolute;left:8%;right:8%;top:26px;height:1px;background:var(--line)}
.step{position:relative;padding-top:0}
.step-num{
  position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);color:var(--primary);
  font-weight:800;font-size:18px;box-shadow:var(--shadow-sm);
}
.step h3{font-size:18px;margin:16px 0 .35em}
.step p{font-size:15px;color:var(--ink-2);margin:0}

/* ---------- 数据条 ---------- */
.stats-section{padding-top:0}
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.stat{padding:34px 24px;text-align:center;border-left:1px solid var(--line)}
.stat:first-child{border-left:0}
.stat strong{display:block;font-size:clamp(1.9rem,3vw,2.5rem);font-weight:800;color:var(--primary);line-height:1.15}
.stat strong em{font-style:normal;font-size:.5em;color:var(--accent);margin-left:2px}
.stat span{display:block;margin-top:8px;font-size:14px;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq-row>.cell{margin-bottom:32px}
.faq-side h2{margin-bottom:.5em}
.faq-side p{color:var(--ink-2);font-size:16px}
.mini-card{
  margin-top:24px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow-sm);
}
.mini-card strong{display:block;font-size:18px;margin-bottom:4px}
.mini-card p{font-size:15px;color:var(--ink-2);margin-bottom:16px}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;transition:border-color .18s var(--ease),box-shadow .18s var(--ease)}
.faq-item.is-open{border-color:rgba(20,86,60,.4);box-shadow:var(--shadow-sm)}
.faq-h{margin:0}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  min-height:56px;transition:color .18s var(--ease),background .18s var(--ease);
}
.faq-q:hover{background:var(--tint);color:var(--primary)}
.faq-item.is-open .faq-q{color:var(--primary)}
.faq-q svg{flex:0 0 auto;transition:transform .22s var(--ease)}
.faq-item.is-open .faq-q svg{transform:rotate(180deg)}
.faq-a{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .26s var(--ease),padding .26s var(--ease)}
.faq-a p{font-size:15px;line-height:1.8;color:var(--ink-2);padding-bottom:18px;margin:0}
.faq-item.is-open .faq-a{padding-top:12px}

/* ---------- 继续了解 ---------- */
.more-list{display:flex;flex-direction:column;gap:16px}
.more-row{
  display:flex;align-items:center;gap:24px;justify-content:space-between;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--shadow-sm);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.more-row:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(20,86,60,.35);color:var(--ink)}
.more-row h3{margin:10px 0 .25em;font-size:20px}
.more-row p{color:var(--ink-2);font-size:15px;margin:0;max-width:52em}
.more-arrow{flex:0 0 auto;width:46px;height:46px;border-radius:var(--r-pill);display:inline-flex;align-items:center;justify-content:center;background:var(--tint);color:var(--primary)}
.more-row:hover .more-arrow{background:var(--primary);color:#fff}

/* ---------- CTA 条 + 表单 ---------- */
.cta-band{
  background:var(--primary-deep);border-radius:24px;padding:64px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  color:#fff;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(168,206,58,.28);opacity:.7;
}
.cta-copy h2{color:#fff;margin-bottom:.45em}
.cta-copy p{color:rgba(255,255,255,.82);font-size:16px;max-width:32em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:10px;font-size:15px;color:rgba(255,255,255,.86)}
.cta-points li{display:flex;align-items:center;gap:10px}
.cta-points svg{color:var(--lime);flex:0 0 auto}
.form-card{background:#fff;border-radius:20px;padding:32px;box-shadow:0 18px 40px rgba(11,58,40,.28);color:var(--ink)}
.form-card h3{font-size:20px;margin-bottom:.3em}
.form-card .form-hint{font-size:14px;color:var(--ink-2);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--line);
  border-radius:10px;background:#fff;color:var(--ink);font-size:16px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 1px var(--primary);
}
.form-privacy{font-size:12px;color:var(--ink-2);margin:14px 0 0;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.78);padding:80px 0 32px;margin-top:96px}
.site-footer a{color:rgba(255,255,255,.78)}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--accent)}
.site-footer p{font-size:15px;line-height:1.85;max-width:34em}
.footer-sub{display:flex;flex-wrap:wrap;gap:18px;margin-top:18px;font-size:14px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px;font-size:15px}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.62);
}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--surface);
  display:flex;flex-direction:column;padding:20px 20px 32px;
  transform:translateY(-100%);transition:transform .28s var(--ease);visibility:hidden;
}
.drawer.is-open{transform:translateY(0);visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-head .brand-text{font-weight:800;color:var(--primary);font-size:18px}
.drawer-close{width:44px;height:44px;border-radius:var(--r-pill);display:inline-flex;align-items:center;justify-content:center;color:var(--primary);background:var(--tint);font-size:22px;line-height:1}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:auto}
.drawer-nav a{padding:14px 16px;border-radius:var(--r-sm);font-size:18px;font-weight:500;color:var(--ink)}
.drawer-nav a:hover{background:var(--tint)}
.drawer-nav a.is-active{color:var(--primary);font-weight:700;background:var(--tint)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--gutter:24px}
  .section{padding:72px 0}
  .site-header{padding:14px 12px 0}
  .dock{height:60px;padding:0 8px 0 16px;gap:12px}
  .dock-nav{display:none}
  .menu-btn{display:inline-flex}
  .dock-nav{position:static}
  .masonry{column-count:2}
  .steps{grid-template-columns:repeat(3,1fr)}
  .steps::before{display:none}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
  .cta-band{grid-template-columns:1fr;padding:44px;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .site-footer{margin-top:72px;padding-top:64px}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.8}
  .wrap{padding:0 16px}
  .section{padding:56px 0}
  .masonry{column-count:1}
  .page-head{padding:84px 0 48px}
  .page-sub{font-size:16px}
  .steps{grid-template-columns:1fr;gap:20px}
  .step{display:flex;gap:16px;align-items:flex-start}
  .step-num{width:44px;height:44px;font-size:16px}
  .step h3{margin-top:6px}
  .audience-note{margin-left:0}
  .more-row{flex-direction:column;align-items:flex-start;gap:14px;padding:22px}
  .cta-band{padding:32px 24px;border-radius:20px}
  .form-card{padding:24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .cta-actions .btn{width:100%}
}
@media (max-width:520px){
  h1{font-size:clamp(1.7rem,7vw,2.1rem)}
  .dock{padding-left:12px}
  .brand-text{font-size:16px}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:24px 14px}
  .course-body{padding:20px}
}
@media (min-width:1440px){
  .wrap{max-width:1280px}
}