/* roulang page: index */
:root{
  --brand-700:#0B5C42;
  --brand-600:#0F7A56;
  --brand-500:#14A06D;
  --lime-400:#C9F24D;
  --amber-500:#FF8A3D;
  --ink-900:#08201B;
  --ink-600:#4A5A54;
  --bg-100:#F7F5EF;
  --bg-200:#FBFAF6;
  --card:#FFFFFF;
  --line:#E6E2D8;
  --grad:linear-gradient(135deg,#0B5C42 0%,#14A06D 48%,#C9F24D 130%);
  --grad-dark:linear-gradient(160deg,#08201B 0%,#0B3A2B 100%);
  --shadow-1:0 1px 2px rgba(8,32,27,.06),0 8px 24px rgba(8,32,27,.06);
  --shadow-2:0 2px 4px rgba(8,32,27,.08),0 18px 40px rgba(8,32,27,.12);
  --sidebar-w:248px;
  --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:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.7;
  color:var(--ink-900);
  background:var(--bg-100);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:48px;line-height:1.16;font-weight:800;letter-spacing:0}
h2{font-size:30px;line-height:1.3;font-weight:800;letter-spacing:0}
h3{font-size:20px;line-height:1.4;font-weight:700;letter-spacing:0}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px;border-radius:8px}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* ---------- 布局壳层 ---------- */
.layout{min-height:100vh}
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:#fff;border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:22px 16px 20px;
  z-index:70;overflow-y:auto;
  transition:transform .2s var(--ease);
}
.content{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}

/* ---------- 品牌 ---------- */
.brand-link{display:flex;align-items:center;gap:12px;padding:6px 8px 16px;border-radius:16px}
.brand-mark{
  width:40px;height:40px;flex:none;border-radius:14px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;
  font-size:18px;font-weight:800;
}
.brand-text strong{display:block;font-size:15px;font-weight:800;color:var(--ink-900);line-height:1.3}
.brand-text em{display:block;font-style:normal;font-size:12px;color:var(--ink-600);letter-spacing:.4px}

/* ---------- 侧栏导航 ---------- */
.nav{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:14px;
  font-size:15px;font-weight:500;color:var(--ink-600);
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.nav-item svg{width:20px;height:20px;flex:none}
.nav-item:hover{background:#EAF6EF;color:var(--brand-600);transform:translateX(2px)}
.nav-item.is-active{background:#E4F4EA;color:var(--brand-700);font-weight:700}
.nav-item.is-active::before{
  content:"";position:absolute;left:2px;top:11px;bottom:11px;width:3px;
  border-radius:3px;background:var(--grad);
}
.side-foot{margin-top:auto;padding-top:18px;border-top:1px dashed var(--line);display:flex;flex-direction:column;gap:12px}
.side-tip{font-size:12px;line-height:1.7;color:var(--ink-600)}
.side-label{font-size:12px;font-weight:700;color:var(--ink-600);letter-spacing:.4px;margin-top:6px}

/* ---------- 顶部条（移动端） ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:60;
  height:60px;align-items:center;gap:12px;
  padding:0 16px;
  background:rgba(251,250,246,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.topbar.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-1)}
.burger{
  width:44px;height:44px;flex:none;border-radius:14px;
  display:grid;place-items:center;color:var(--ink-900);
  border:1px solid var(--line);background:#fff;
  transition:background .18s var(--ease),border-color .18s var(--ease);
}
.burger:hover{background:#EAF6EF;border-color:rgba(15,122,86,.3)}
.burger svg{width:22px;height:22px}
.topbar-brand{font-size:15px;font-weight:800;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.scrim{
  position:fixed;inset:0;z-index:65;
  background:rgba(8,32,27,.45);
  opacity:0;visibility:hidden;
  transition:opacity .2s var(--ease),visibility .2s var(--ease);
}
.scrim.is-open{opacity:1;visibility:visible}

/* ---------- 按钮与链接 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;white-space:nowrap;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),filter .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{border:1.5px solid var(--ink-900);color:var(--ink-900);background:transparent}
.btn-ghost:hover{background:#EAF6EF;border-color:var(--brand-600);color:var(--brand-700)}
.btn-white{background:#fff;color:var(--brand-700)}
.btn-white:hover{background:#F1FAF4;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-outline-light{border:1.5px solid rgba(255,255,255,.7);color:#fff;background:transparent}
.btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--brand-600);
  text-decoration:underline;text-underline-offset:4px;
  transition:color .18s var(--ease);
}
.link svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.link:hover{color:var(--brand-700)}
.link:hover svg{transform:translateX(3px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:#EAF6EF;color:var(--brand-700);
  font-size:13px;font-weight:700;line-height:1.6;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-500);flex:none}
.badge-amber::before{background:var(--amber-500)}
.tag{
  display:inline-flex;align-items:center;align-self:flex-start;
  height:26px;padding:0 12px;border-radius:999px;
  background:#EAF6EF;color:var(--brand-700);
  font-size:12px;font-weight:700;
}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 18px;border-radius:999px;
  background:#EAF6EF;color:var(--brand-700);
  font-size:14px;font-weight:700;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.chip:hover{background:#DCEEE3;transform:translateY(-2px);box-shadow:var(--shadow-1)}
.chip-strong{background:var(--grad);color:#fff}
.chip-strong:hover{filter:brightness(1.06)}

/* ---------- 图片容器 ---------- */
.ph{position:relative;overflow:hidden;background:var(--grad)}
.ph img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s var(--ease)}
.ph-mark{
  position:absolute;inset:0;display:grid;place-items:center;
  color:rgba(255,255,255,.86);font-weight:800;letter-spacing:2px;
  font-size:clamp(18px,3vw,30px);pointer-events:none;
}
.img-fail{opacity:0}
.ph-45{aspect-ratio:4/5}
.ph-1610{aspect-ratio:16/10}
.ph-169{aspect-ratio:16/9}
.ph-43{aspect-ratio:4/3}
.ph-thumb{width:80px;height:80px;border-radius:18px;flex:none}

/* ---------- 首页 Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--bg-200);
  border-radius:0 0 36px 36px;
  padding:64px 0 40px;
}
.hero::before{
  content:"";position:absolute;top:-70px;right:-80px;
  width:440px;height:360px;border-radius:56px;
  background:var(--grad);opacity:.14;transform:rotate(-12deg);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;top:-150px;right:-120px;
  width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(15,122,86,.18);pointer-events:none;
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(201,242,77,.28);color:var(--brand-700);
  font-size:13px;font-weight:700;margin-bottom:18px;
}
.hero-sub{margin-top:18px;font-size:17px;color:var(--ink-600);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-chips li{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:700;color:var(--brand-700);
  background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:7px 14px;
}
.hero-chips li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-500)}
.hero-media{position:relative}
.phone-frame{
  border-radius:28px;overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-2);
}
.badge-float{
  position:absolute;right:-6px;bottom:26px;
  background:#fff;color:var(--ink-900);
  box-shadow:var(--shadow-2);padding:10px 16px;
  border:1px solid var(--line);border-radius:999px;
  font-size:13px;font-weight:700;
}
.badge-float::before{background:var(--amber-500)}

/* ---------- 数据条 ---------- */
.statbar{
  position:relative;z-index:1;
  margin-top:48px;
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-1);padding:26px 10px;
}
.stat{padding:0 22px}
.stat + .stat{border-left:1px solid var(--line)}
.stat b{display:block;font-size:28px;font-weight:800;color:var(--brand-700);line-height:1.2}
.stat span{display:block;margin-top:4px;font-size:13px;color:var(--ink-600)}

/* ---------- 三步上手（深色） ---------- */
.steps-section{margin-top:88px;padding:80px 0;background:var(--grad-dark);color:#fff}
.steps-head{max-width:720px}
.steps-head h2{color:#fff}
.steps-head p{margin-top:14px;color:rgba(255,255,255,.72);font-size:15px}
.steps-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:20px;margin-top:44px}
.step-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  border-radius:24px;padding:28px;
  transition:transform .3s var(--ease),background .3s var(--ease),border-color .3s var(--ease);
}
.step-card:hover{background:rgba(255,255,255,.09);border-color:rgba(201,242,77,.42);transform:translateY(-4px)}
.step-num{
  width:36px;height:36px;border-radius:999px;background:var(--grad);
  display:grid;place-items:center;font-size:15px;font-weight:800;color:#fff;
}
.step-card h3{margin-top:18px;color:#fff}
.step-card p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.72)}
.step-card .link{margin-top:20px;color:var(--lime-400)}
.step-card .link:hover{color:#fff}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:36px;
}
.section-sub{margin-top:10px;font-size:15px;color:var(--ink-600);max-width:660px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:24px;
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.28)}
.card:hover .ph img{transform:scale(1.03)}

/* ---------- 场景证明 ---------- */
.case-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.case-side{display:grid;gap:24px;align-content:start}
.case-body{padding:26px}
.case-body h3{margin-top:14px;font-size:22px;font-weight:800}
.case-body p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--ink-600)}
.case-foot{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;margin-top:24px;
}
.case-side-card{display:flex;gap:16px;padding:22px;align-items:flex-start}
.case-side-card h3{font-size:17px;font-weight:700}
.case-side-card p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--ink-600)}
.case-side-card .link{margin-top:12px}

/* ---------- 分类标签面板 ---------- */
.tagpanel{
  display:grid;grid-template-columns:1fr 1.15fr;gap:36px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:28px;
  box-shadow:var(--shadow-1);padding:38px;
}
.tagpanel p{margin-top:10px;font-size:15px;color:var(--ink-600)}
.tagbar{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 内容列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.post-card{display:flex;flex-direction:column}
.post-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-title{
  font-size:19px;font-weight:700;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-sum{
  font-size:14px;line-height:1.75;color:var(--ink-600);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  display:flex;align-items:center;gap:8px;margin-top:auto;
  font-size:13px;color:var(--ink-600);
}
.post-meta svg{width:15px;height:15px;flex:none;color:var(--brand-500)}
.empty{
  display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:56px 24px;text-align:center;
  background:#fff;border:1px dashed var(--line);border-radius:24px;
}
.empty-ico{
  width:56px;height:56px;border-radius:50%;background:#EAF6EF;
  display:grid;place-items:center;color:var(--brand-600);
}
.empty-ico svg{width:26px;height:26px}
.empty p{font-size:15px;color:var(--ink-600)}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  transition:box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.faq-item.is-open{box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.28)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:20px 24px;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink-900);
}
.faq-ico{
  width:28px;height:28px;flex:none;border-radius:50%;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:16px;font-weight:700;line-height:1;
}
.faq-a{display:none;padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--ink-600)}
.faq-item.is-open .faq-a{display:block}

/* ---------- CTA ---------- */
.cta{
  display:grid;grid-template-columns:1.4fr .9fr;gap:32px;align-items:center;
  background:var(--grad);color:#fff;border-radius:28px;
  padding:48px;box-shadow:var(--shadow-2);
}
.cta h2{color:#fff}
.cta p{margin-top:14px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.84);max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-trust{
  grid-column:1/-1;display:flex;flex-wrap:wrap;gap:24px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.24);
  font-size:13px;color:rgba(255,255,255,.82);
}
.cta-trust span{display:inline-flex;align-items:center;gap:8px}
.cta-trust span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime-400)}

/* ---------- 页脚 ---------- */
.footer{margin-top:88px;background:#0B2620;color:#C8D6D0;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer .brand-text strong{color:#fff}
.footer .brand-text em{color:rgba(200,214,208,.7)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(200,214,208,.75);max-width:320px}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col a{display:block;font-size:14px;color:rgba(200,214,208,.82);padding:6px 0;transition:color .18s var(--ease),transform .18s var(--ease)}
.footer-col a:hover{color:var(--lime-400);transform:translateX(3px)}
.footer-col p{font-size:14px;line-height:1.8;color:rgba(200,214,208,.75);margin-bottom:10px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(200,214,208,.65);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .sidebar{
    width:min(84%,320px);
    transform:translateX(-100%);
    box-shadow:var(--shadow-2);
  }
  .sidebar.is-open{transform:translateX(0)}
  .content{margin-left:0}
  .topbar{display:flex}
  .wrap{padding:0 24px}
  h1{font-size:38px}
  .hero{padding:48px 0 36px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-media{max-width:420px}
  .statbar{grid-template-columns:repeat(2,1fr);gap:22px 0;margin-top:40px}
  .stat + .stat{border-left:0}
  .stat:nth-child(odd){border-left:0}
  .stat:nth-child(even){border-left:1px solid var(--line)}
  .steps-section{margin-top:56px;padding:56px 0}
  .steps-grid{grid-template-columns:1fr;gap:16px;margin-top:32px}
  .section{padding:56px 0 0}
  .case-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .tagpanel{grid-template-columns:1fr;gap:24px;padding:28px}
  .cta{grid-template-columns:1fr;padding:36px}
  .cta-actions{justify-content:flex-start}
  .footer{margin-top:56px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:640px){
  body{font-size:16px}
  h1{font-size:32px}
  h2{font-size:24px}
  h3{font-size:18px}
  .wrap{padding:0 18px}
  .hero{padding:36px 0 30px;border-radius:0 0 24px 24px}
  .hero-actions .btn{width:100%}
  .hero-media{max-width:100%}
  .statbar{grid-template-columns:1fr;gap:18px;padding:22px 20px}
  .stat{padding:0}
  .stat + .stat,.stat:nth-child(even){border-left:0;border-top:1px solid var(--line);padding-top:18px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px}
  .case-side-card{flex-direction:row}
  .case-foot{flex-direction:column;align-items:flex-start}
  .cta{padding:26px;border-radius:22px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .post-body{padding:18px 20px 22px}
}

/* roulang page: category1 */
:root{
  --brand-700:#0B5C42;
  --brand-600:#0F7A56;
  --brand-500:#14A06D;
  --lime-400:#C9F24D;
  --amber-500:#FF8A3D;
  --ink-900:#08201B;
  --ink-600:#4A5A54;
  --bg-100:#F7F5EF;
  --bg-200:#FBFAF6;
  --card:#FFFFFF;
  --line:#E6E2D8;
  --soft:#EAF6EF;
  --grad:linear-gradient(135deg,#0B5C42 0%,#14A06D 48%,#C9F24D 130%);
  --grad-dark:linear-gradient(160deg,#08201B 0%,#0B3A2B 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(8,32,27,.06),0 8px 24px rgba(8,32,27,.06);
  --shadow-2:0 2px 4px rgba(8,32,27,.08),0 18px 40px rgba(8,32,27,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --side:248px;
}
*,*::before,*::after{box-sizing:border-box}
html{margin:0;padding:0;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg-100);
  color:var(--ink-900);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
strong{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px;border-radius:6px}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.wrap{padding:0 40px}}

/* ============ 侧栏导航 ============ */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:84%;max-width:320px;
  background:var(--bg-200);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:18px;
  padding:18px 14px;
  overflow-y:auto;
  z-index:60;
  transform:translateX(-102%);
  transition:transform .2s var(--ease);
}
.sidebar.is-open{transform:translateX(0);box-shadow:var(--shadow-2)}
.brand-link{display:flex;align-items:center;gap:10px;padding:4px 8px 10px}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:16px;font-weight:800;letter-spacing:0}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-600)}
.side-nav,.side-sub{display:flex;flex-direction:column;gap:6px}
.side-sub{padding-top:14px;border-top:1px solid var(--line)}
.side-label{font-size:12px;color:var(--ink-600);padding:0 12px 4px;letter-spacing:.04em}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:14px;
  font-size:15px;font-weight:500;color:var(--ink-600);
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.nav-item svg{width:20px;height:20px;flex:0 0 20px;stroke:currentColor}
.nav-item:hover{background:var(--soft);color:var(--brand-600);transform:translateX(2px)}
.nav-item.is-active{background:#E4F4EA;color:var(--brand-700);font-weight:700}
.nav-item.is-active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;
  border-radius:999px;background:var(--grad);
}
.nav-item.is-active svg{stroke:var(--brand-600)}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:14px;border-top:1px solid var(--line)}
.sidebar-note{font-size:13px;color:var(--ink-600);line-height:1.6}

/* ============ 顶部条 ============ */
.topbar{
  position:fixed;top:0;left:0;right:0;height:60px;z-index:40;
  display:flex;align-items:center;gap:12px;
  padding:0 14px;
  background:rgba(251,250,246,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.topbar.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-1)}
.burger{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  display:grid;place-items:center;color:var(--ink-900);
  border:1px solid var(--line);background:var(--card);
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.burger svg{width:20px;height:20px}
.burger:hover{background:var(--soft)}
.burger:active{transform:scale(.97)}
.topbar-brand{margin-right:auto;font-size:15px;font-weight:800;letter-spacing:0}
.scrim{position:fixed;inset:0;background:rgba(8,32,27,.45);z-index:50}
.scrim[hidden]{display:none}
body.drawer-open{overflow:hidden}

/* ============ 主内容 ============ */
.main{margin-left:0;padding-top:60px}
@media (min-width:1024px){
  .sidebar{transform:none;width:var(--side);max-width:var(--side);box-shadow:none}
  .topbar{display:none}
  .main{margin-left:var(--side);padding-top:0}
  .scrim{display:none!important}
}

/* ============ 按钮 / 标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;border:0;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{background:transparent;border:1.5px solid var(--ink-900);color:var(--ink-900)}
.btn-ghost:hover{background:var(--soft)}
.btn-ghost:active{transform:scale(.99)}
.btn-light{background:#fff;color:var(--brand-700)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-outline-light{background:transparent;border:1.5px solid rgba(255,255,255,.72);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:var(--soft);color:var(--brand-700);
  font-size:13px;font-weight:700;letter-spacing:0;
}
.data-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;
  background:#fff;color:var(--ink-900);
  font-size:13px;font-weight:700;
  box-shadow:var(--shadow-1);
}
.data-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime-400)}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-600);font-size:14px;font-weight:700;
  text-decoration:underline;text-underline-offset:4px;
  transition:color .2s var(--ease);
}
.text-link span{transition:transform .2s var(--ease)}
.text-link:hover{color:var(--brand-700)}
.text-link:hover span{transform:translateX(3px)}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:36px 0 8px}
.hero::before{
  content:"";position:absolute;top:-120px;right:-140px;width:520px;height:440px;
  background:var(--grad);opacity:.15;border-radius:0 0 0 260px;
  transform:rotate(-6deg);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:-120px;bottom:-180px;width:420px;height:420px;
  border:1.5px solid rgba(15,122,86,.18);border-radius:50%;pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:32px;align-items:center}
@media (min-width:1024px){
  .hero{padding:56px 0 12px}
  .hero-grid{grid-template-columns:7fr 5fr;gap:48px}
}
.hero-copy h1{font-size:32px;font-weight:800;line-height:1.2;margin:14px 0 12px;letter-spacing:0}
.hero-lead{font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.7}
.hero-sub{margin-top:12px;font-size:16px;color:var(--ink-600);line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-chips li{
  padding:6px 14px;border-radius:999px;
  background:var(--bg-200);border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--ink-600);
}
.hero-media{position:relative}
.media{
  position:relative;overflow:hidden;border-radius:20px;
  background:var(--grad);border:1px solid rgba(8,32,27,.06);
}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.ratio-4-5{aspect-ratio:4/5}
.ratio-4-3{aspect-ratio:4/3}
.ratio-16-10{aspect-ratio:16/10}
.media.img-fail::after{
  content:"华";position:absolute;inset:0;display:grid;place-items:center;
  color:rgba(255,255,255,.9);font-size:64px;font-weight:800;
}
.hero-media .data-badge{position:absolute;right:14px;bottom:14px}
@media (min-width:640px){
  .hero-copy h1{font-size:40px}
}
@media (min-width:1024px){
  .hero-copy h1{font-size:48px}
}

/* ============ 数据条 ============ */
.stats-section{padding:28px 0 0}
.stats{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:repeat(2,1fr);
  overflow:hidden;
}
@media (min-width:768px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{
  padding:20px 22px;display:flex;flex-direction:column;gap:4px;
  border-left:1px solid var(--line);
}
.stat:nth-child(odd){border-left:0}
@media (min-width:768px){
  .stat{border-left:1px solid var(--line)}
  .stat:first-child{border-left:0}
}
@media (max-width:767px){
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
}
.stat strong{font-size:28px;font-weight:800;line-height:1.2;color:var(--brand-700)}
.stat span{font-size:13px;color:var(--ink-600);line-height:1.6}

/* ============ 板块通用 ============ */
.section{padding:44px 0}
@media (min-width:1024px){.section{padding:60px 0}}
.section-head{max-width:720px;margin-bottom:26px}
.section-head h2{font-size:24px;font-weight:800;line-height:1.3;letter-spacing:0}
@media (min-width:1024px){.section-head h2{font-size:30px}}
.section-head p{margin-top:10px;font-size:16px;color:var(--ink-600);line-height:1.8}

/* ============ 卡片网格 ============ */
.card-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);gap:20px}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:24px}}
.tile{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.28)}
.tile-ico{
  width:46px;height:46px;border-radius:14px;
  background:var(--grad);color:#fff;display:grid;place-items:center;
}
.tile-ico svg{width:22px;height:22px;stroke:#fff}
.tile h3{font-size:20px;font-weight:700;line-height:1.4}
.tile p{font-size:15px;color:var(--ink-600);line-height:1.8}
.tile .text-link{margin-top:auto}

/* ============ 深色核对带 ============ */
.dark-band{
  background:var(--grad-dark);color:#fff;
  border-radius:28px;padding:28px 22px;
  box-shadow:var(--shadow-1);
}
@media (min-width:1024px){.dark-band{padding:40px 40px}}
.dark-head h2{font-size:24px;font-weight:800;line-height:1.3}
@media (min-width:1024px){.dark-head h2{font-size:30px}}
.dark-head p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.72);line-height:1.8}
.flow{display:grid;grid-template-columns:1fr;gap:18px;margin-top:26px}
@media (min-width:1024px){.flow{grid-template-columns:repeat(3,1fr);gap:28px}}
.flow li{
  position:relative;padding:20px;
  border:1px solid rgba(255,255,255,.16);border-radius:var(--r-md);
  background:rgba(255,255,255,.04);
}
.flow-num{
  width:36px;height:36px;border-radius:50%;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:800;
  margin-bottom:14px;
}
.flow h3{font-size:18px;font-weight:700;margin-bottom:8px}
.flow p{font-size:15px;color:rgba(255,255,255,.74);line-height:1.8}
.flow .link-light{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:14px;font-weight:700;color:var(--lime-400)}
.flow .link-light:hover{text-decoration:underline;text-underline-offset:4px}

/* ============ 图文区 ============ */
.split{display:grid;grid-template-columns:1fr;gap:26px;align-items:center}
@media (min-width:1024px){.split{grid-template-columns:5fr 7fr;gap:48px}}
.split-copy h2{font-size:24px;font-weight:800;line-height:1.3;margin-bottom:14px}
@media (min-width:1024px){.split-copy h2{font-size:30px}}
.split-copy p{font-size:16px;color:var(--ink-600);line-height:1.85;margin-bottom:12px}
.check-list{margin:16px 0 18px;display:flex;flex-direction:column;gap:10px}
.check-list li{
  position:relative;padding-left:26px;font-size:15px;color:var(--ink-900);line-height:1.75;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:50%;
  background:var(--lime-400);box-shadow:0 0 0 3px rgba(201,242,77,.28);
}

/* ============ FAQ ============ */
.faq{display:flex;flex-direction:column;gap:14px;max-width:860px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.faq-item.is-open{box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.28)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;
  font-size:17px;font-weight:600;line-height:1.6;
}
.faq-sign{
  width:32px;height:32px;flex:0 0 32px;border-radius:50%;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:18px;font-weight:800;line-height:1;
}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
.faq-item.is-open .faq-a{max-height:420px}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--ink-600);line-height:1.85}

/* ============ CTA ============ */
.cta{
  background:var(--grad);border-radius:28px;padding:30px 24px;color:#fff;
  display:grid;grid-template-columns:1fr;gap:22px;align-items:center;
  box-shadow:var(--shadow-1);
}
@media (min-width:1024px){
  .cta{grid-template-columns:7fr 5fr;padding:44px 44px;gap:32px}
}
.cta h2{font-size:24px;font-weight:800;line-height:1.3;color:#fff}
@media (min-width:1024px){.cta h2{font-size:32px}}
.cta p{margin-top:12px;font-size:16px;color:rgba(255,255,255,.88);line-height:1.8}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (min-width:1024px){.cta-actions{justify-content:flex-end}}
.trust-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:18px}
.trust-row li{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-600);
}
.trust-row li::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--amber-500);
}

/* ============ 页脚 ============ */
.footer{background:#0B2620;color:#fff;margin-top:56px;padding:44px 0 0}
@media (min-width:1024px){.footer{margin-top:80px;padding-top:56px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1.2fr;gap:32px}}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.68);line-height:1.85;margin-top:10px;max-width:340px}
.footer .brand-text strong{color:#fff}
.footer .brand-text em{color:rgba(255,255,255,.6)}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:4px;color:#fff}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s var(--ease),transform .2s var(--ease);width:fit-content}
.footer-col a:hover{color:var(--lime-400);transform:translateX(2px)}
.footer-col p{font-size:14px;color:rgba(255,255,255,.68);line-height:1.8}
.footer-bottom{
  margin-top:32px;padding:18px 20px 26px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}
@media (min-width:1024px){.footer-bottom{padding:18px 40px 26px}}

/* roulang page: article */
:root{
  --brand-700:#0B5C42;
  --brand-600:#0F7A56;
  --brand-500:#14A06D;
  --lime-400:#C9F24D;
  --amber-500:#FF8A3D;
  --ink-900:#08201B;
  --ink-600:#4A5A54;
  --bg-100:#F7F5EF;
  --bg-200:#FBFAF6;
  --card:#FFFFFF;
  --line:#E6E2D8;
  --grad:linear-gradient(135deg,#0B5C42 0%,#14A06D 48%,#C9F24D 130%);
  --grad-dark:linear-gradient(160deg,#08201B 0%,#0B3A2B 100%);
  --shadow-1:0 1px 2px rgba(8,32,27,.06),0 8px 24px rgba(8,32,27,.06);
  --shadow-2:0 2px 4px rgba(8,32,27,.08),0 18px 40px rgba(8,32,27,.12);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sidebar-w:248px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg-100);
  color:var(--ink-900);
  font-size:17px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
svg{display:block}
a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--lime-400);
  outline-offset:2px;
  border-radius:10px;
}
::selection{background:rgba(201,242,77,.55);color:var(--ink-900)}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 壳层 ---------- */
.page{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.main{flex:1 1 auto;padding:0 0 88px}

/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--bg-200);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:22px 16px 18px;
  z-index:60;
}
.sidebar-scroll{flex:1 1 auto;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin}
.brand-link{display:flex;align-items:center;gap:12px;padding:6px 8px 18px}
.brand-mark{
  width:42px;height:42px;flex:none;border-radius:14px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:19px;font-weight:800;
  box-shadow:var(--shadow-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-text strong{font-size:16px;font-weight:800;letter-spacing:0}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-600);letter-spacing:.02em}
.nav-group{margin-bottom:18px}
.nav-label{display:block;font-size:12px;font-weight:600;color:#8A968F;letter-spacing:.08em;padding:8px 12px 6px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:14px;
  color:var(--ink-600);font-size:15px;font-weight:500;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.nav-item svg{width:20px;height:20px;flex:none;stroke:currentColor;stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round}
.nav-item:hover{background:#EAF6EF;color:var(--brand-600);transform:translateX(2px)}
.nav-item.is-active{background:#E4F4EA;color:var(--brand-700);font-weight:700}
.nav-item.is-active svg{stroke:var(--brand-600)}
.nav-item.is-active::before{
  content:"";position:absolute;left:-16px;top:9px;bottom:9px;width:3px;
  border-radius:999px;background:var(--grad);
}
.sidebar-foot{padding-top:14px;border-top:1px solid var(--line);margin-top:10px}
.sidebar-foot .btn{width:100%;justify-content:center}
.sidebar-note{font-size:12px;color:var(--ink-600);padding:10px 12px 0;line-height:1.6}

/* ---------- 顶部条 / 抽屉 ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;height:60px;z-index:70;
  display:none;align-items:center;gap:10px;
  padding:0 16px;
  background:rgba(251,250,246,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.topbar.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-1)}
.topbar-brand{font-size:16px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.burger{
  width:40px;height:40px;flex:none;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink-900);
  display:grid;place-items:center;
}
.burger svg{width:20px;height:20px}
.scrim{
  position:fixed;inset:0;background:rgba(8,32,27,.45);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;z-index:55;
}
.scrim.is-open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  border:1.5px solid transparent;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-secondary{border-color:var(--ink-900);color:var(--ink-900);background:transparent}
.btn-secondary:hover{background:#EAF6EF;transform:translateY(-2px)}
.btn-secondary:active{transform:translateY(0) scale(.99)}
.btn-ghost-light{border-color:rgba(255,255,255,.7);color:#fff;background:transparent}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--brand-700)}
.btn-white:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-sm{height:38px;padding:0 16px;font-size:13.5px;border-radius:999px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-600);font-size:14.5px;font-weight:600;
  text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px;
  transition:color .2s ease;
}
.link-more::after{content:"→";transition:transform .2s ease}
.link-more:hover{color:var(--brand-700)}
.link-more:hover::after{transform:translateX(3px)}

/* ---------- 面包屑 ---------- */
.crumbs{
  padding:26px 0 0;
  font-size:13px;color:var(--ink-600);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  min-height:32px;
}
.crumbs a{color:var(--ink-600);transition:color .2s ease}
.crumbs a:hover{color:var(--brand-600)}
.crumbs i{font-style:normal;color:#B9C2BC}
.crumbs .current{color:var(--ink-600);max-width:52%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.post{padding-top:18px}
.post-shell{max-width:880px;margin:0 auto}
.tag-pill{
  display:inline-flex;align-items:center;gap:7px;
  height:30px;padding:0 14px;border-radius:999px;
  background:#EAF6EF;color:var(--brand-700);
  font-size:13px;font-weight:700;
}
.tag-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime-400)}
.post-title{font-size:40px;line-height:1.25;font-weight:800;margin:18px 0 0;letter-spacing:0}
.post-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:16px;font-size:13px;color:var(--ink-600);
}
.post-meta span{display:inline-flex;align-items:center;gap:6px}
.post-meta i{font-style:normal;color:#C3CCC6}
.post-meta svg{width:15px;height:15px;stroke:currentColor;stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 媒体 ---------- */
.media{
  position:relative;overflow:hidden;border-radius:20px;
  background:var(--grad);
  border:1px solid rgba(8,32,27,.06);
}
.media img{width:100%;height:100%;object-fit:cover;display:block}
.media.is-fail::after{
  content:attr(data-mark);
  position:absolute;inset:0;display:grid;place-items:center;
  color:rgba(255,255,255,.9);font-size:44px;font-weight:800;letter-spacing:.06em;
}
.post-cover{margin:28px 0 0;aspect-ratio:21/9;border-radius:20px}
.post-cover figcaption{position:absolute;left:0;right:0;bottom:0;padding:12px 18px;font-size:13px;color:rgba(255,255,255,.9);background:linear-gradient(180deg,rgba(8,32,27,0) 0%,rgba(8,32,27,.62) 100%)}

/* ---------- 正文 ---------- */
.post-body{
  max-width:760px;margin:0 auto;padding-top:36px;
  font-size:17px;line-height:1.9;color:var(--ink-900);
}
.post-body p{margin:18px 0}
.post-body h2{
  position:relative;font-size:26px;line-height:1.35;font-weight:800;
  margin:40px 0 16px;padding-left:18px;
}
.post-body h2::before{
  content:"";position:absolute;left:0;top:.35em;width:4px;height:22px;
  border-radius:999px;background:var(--grad);
}
.post-body h3{font-size:20px;line-height:1.45;font-weight:700;margin:28px 0 12px}
.post-body h4{font-size:17px;font-weight:700;margin:22px 0 10px}
.post-body ul,.post-body ol{margin:16px 0;padding-left:4px}
.post-body li{position:relative;padding-left:22px;line-height:1.8;margin:10px 0}
.post-body ul>li::before{
  content:"";position:absolute;left:6px;top:.72em;width:7px;height:7px;
  border-radius:50%;background:var(--lime-400);box-shadow:0 0 0 3px rgba(201,242,77,.28);
}
.post-body ol{counter-reset:cms-ol}
.post-body ol>li{counter-increment:cms-ol}
.post-body ol>li::before{
  content:counter(cms-ol);position:absolute;left:0;top:.42em;
  width:18px;height:18px;border-radius:50%;background:#E4F4EA;color:var(--brand-700);
  font-size:12px;font-weight:700;display:grid;place-items:center;line-height:1;
}
.post-body blockquote{
  margin:24px 0;padding:18px 22px;border-left:4px solid var(--brand-600);
  background:#EAF6EF;border-radius:12px;color:var(--ink-900);
}
.post-body blockquote p{margin:0}
.post-body img{border-radius:16px;margin:22px auto;border:1px solid rgba(8,32,27,.06)}
.post-body figure{margin:24px 0}
.post-body figcaption{font-size:13px;color:var(--ink-600);text-align:center;margin-top:10px}
.post-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:4px}
.post-body a:hover{color:var(--brand-700)}
.post-body strong{font-weight:700}
.post-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.post-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
  margin:24px 0;font-size:15px;
}
.post-body th{background:#EAF6EF;color:var(--brand-700);font-weight:700;text-align:left}
.post-body th,.post-body td{padding:12px 16px;border-bottom:1px solid var(--line)}
.post-body tr:last-child td{border-bottom:0}
.post-body pre{
  background:var(--grad-dark);color:#E8F5EE;border-radius:14px;
  padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.75;margin:24px 0;
}
.post-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.94em}

/* ---------- 空态 ---------- */
.post-empty{
  max-width:760px;margin:36px auto 0;padding:44px 28px;text-align:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
}
.post-empty .empty-badge{
  width:64px;height:64px;margin:0 auto 18px;border-radius:22px;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-size:22px;font-weight:800;
}
.post-empty h2{font-size:24px;font-weight:800;margin-bottom:10px}
.post-empty p{color:var(--ink-600);font-size:15px;max-width:420px;margin:0 auto 22px}

/* ---------- 相关推荐 ---------- */
.related{padding-top:56px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px}
.sec-head h2{font-size:24px;font-weight:800;letter-spacing:0}
.sec-head p{font-size:14px;color:var(--ink-600);margin-top:6px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.rel-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s ease,border-color .3s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.28)}
.rel-card .media{aspect-ratio:16/9;border-radius:0;border:0}
.rel-card:hover .media img{transform:scale(1.03)}
.rel-card .media img{transition:transform .3s cubic-bezier(.2,.7,.3,1)}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h3{font-size:16px;line-height:1.5;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-time{font-size:13px;color:var(--ink-600);display:inline-flex;align-items:center;gap:6px}
.rel-time svg{width:14px;height:14px;stroke:currentColor;stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round}
.rel-body .link-more{margin-top:auto}

/* ---------- 返回入口 ---------- */
.post-actions{
  padding-top:48px;display:flex;flex-wrap:wrap;gap:14px;justify-content:center;
  max-width:760px;margin:0 auto;
}

/* ---------- FAQ ---------- */
.faq{padding-top:88px}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item[open]{box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.24)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:20px 22px;font-size:17px;font-weight:600;line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  width:30px;height:30px;flex:none;border-radius:999px;background:var(--grad);
  color:#fff;display:grid;place-items:center;
}
.faq-icon::before{content:"+";font-size:18px;font-weight:700;line-height:1}
.faq-item[open] .faq-icon::before{content:"−"}
.faq-body{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--ink-600)}
.faq-body p+p{margin-top:10px}

/* ---------- CTA ---------- */
.cta{padding-top:88px}
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;
  background:var(--grad);
  padding:44px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-1);
}
.cta-card::after{
  content:"";position:absolute;right:-60px;top:-80px;width:280px;height:280px;
  border-radius:50%;border:1.5px solid rgba(255,255,255,.28);
}
.cta-card::before{
  content:"";position:absolute;right:40px;bottom:-120px;width:200px;height:200px;
  border-radius:50%;border:1.5px solid rgba(255,255,255,.18);
}
.cta-copy{position:relative;z-index:1;max-width:620px}
.cta-copy h2{font-size:30px;line-height:1.3;font-weight:800;color:#fff;letter-spacing:0}
.cta-copy p{margin-top:12px;color:rgba(255,255,255,.9);font-size:15.5px}
.cta-btns{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;flex:none}
.trust-row{
  display:flex;flex-wrap:wrap;gap:18px;justify-content:center;
  margin-top:20px;font-size:13px;color:var(--ink-600);
}
.trust-row span{display:inline-flex;align-items:center;gap:7px}
.trust-row svg{width:15px;height:15px;stroke:var(--brand-600);stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 页脚 ---------- */
.footer{background:#0B2620;color:#D8E4DE;margin-top:88px}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;
  padding-top:56px;padding-bottom:40px;
}
.footer-brand .brand-link{padding:0 0 4px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:#9DB3A9}
.footer-brand p{font-size:14px;line-height:1.8;color:#9DB3A9;margin-top:12px;max-width:340px}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col a,.footer-col p{display:block;font-size:14px;color:#9DB3A9;line-height:1.9;transition:color .2s ease}
.footer-col a:hover{color:var(--lime-400)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  padding-top:18px;padding-bottom:26px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#8AA096;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .page{margin-left:0;padding-top:60px}
  .topbar{display:flex}
  .sidebar{
    transform:translateX(-100%);
    transition:transform .2s ease;
    width:84%;max-width:320px;
    box-shadow:var(--shadow-2);
  }
  .sidebar.is-open{transform:translateX(0)}
  .nav-item.is-active::before{left:-16px}
  .wrap{padding:0 24px}
  .post-title{font-size:32px}
  .cta-card{flex-direction:column;align-items:flex-start;padding:36px 28px}
  .cta-copy h2{font-size:24px}
  .footer-grid{grid-template-columns:1.4fr 1fr;gap:28px;padding-top:44px}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .faq{padding-top:64px}
  .cta{padding-top:64px}
  .footer{margin-top:64px}
}
@media (max-width:767px){
  .wrap{padding:0 18px}
  .post-title{font-size:28px}
  .post-meta{font-size:13px}
  .post-body{font-size:16px;padding-top:28px}
  .post-body h2{font-size:22px}
  .post-body h3{font-size:18px}
  .post-cover{aspect-ratio:16/9}
  .rel-grid{grid-template-columns:1fr}
  .sec-head{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .faq-item summary{font-size:16px;padding:18px}
  .cta-btns{width:100%}
  .cta-btns .btn{width:100%;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}

/* roulang page: category2 */
:root{
  --brand-700:#0B5C42;
  --brand-600:#0F7A56;
  --brand-500:#14A06D;
  --lime-400:#C9F24D;
  --amber-500:#FF8A3D;
  --ink-900:#08201B;
  --ink-600:#4A5A54;
  --bg-100:#F7F5EF;
  --bg-200:#FBFAF6;
  --card:#FFFFFF;
  --line:#E6E2D8;
  --soft:#EAF6EF;
  --grad:linear-gradient(135deg,#0B5C42 0%,#14A06D 48%,#C9F24D 130%);
  --grad-dark:linear-gradient(160deg,#08201B 0%,#0B3A2B 100%);
  --shadow-1:0 1px 2px rgba(8,32,27,.06),0 8px 24px rgba(8,32,27,.06);
  --shadow-2:0 2px 4px rgba(8,32,27,.08),0 18px 40px rgba(8,32,27,.12);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.7;
  color:var(--ink-900);
  background:var(--bg-100);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand-600)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px;border-radius:8px}
::selection{background:var(--lime-400);color:var(--ink-900)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}
h1{font-size:48px;line-height:1.2;font-weight:800;letter-spacing:0}
h2{font-size:30px;line-height:1.3;font-weight:800}
h3{font-size:20px;line-height:1.4;font-weight:700}
p{font-size:17px;line-height:1.8;color:var(--ink-600)}
.num{font-variant-numeric:tabular-nums}

/* ============ 左侧导航 ============ */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:248px;z-index:60;
  background:var(--card);border-right:1px solid var(--line);
  padding:22px 14px;display:flex;flex-direction:column;gap:22px;
  overflow-y:auto;overscroll-behavior:contain;
}
.brand-link{display:flex;align-items:center;gap:10px;padding:0 8px 6px;border-radius:14px}
.brand-mark{
  flex:0 0 38px;width:38px;height:38px;border-radius:12px;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-size:17px;font-weight:800;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-text strong{font-size:16px;font-weight:800;color:var(--ink-900)}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-600);letter-spacing:.02em}
.nav{display:flex;flex-direction:column;gap:6px}
.nav-label{font-size:12px;font-weight:700;color:var(--ink-600);letter-spacing:.08em;padding:0 12px 4px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 14px;border-radius:14px;
  color:var(--ink-600);font-size:15px;font-weight:500;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.nav-item svg{width:20px;height:20px;flex:0 0 20px;stroke:currentColor}
.nav-item:hover{background:var(--soft);color:var(--brand-600);transform:translateX(2px)}
.nav-item.active{background:#E4F4EA;color:var(--brand-700);font-weight:700}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;
  border-radius:999px;background:var(--grad);
}
.nav-item.active svg{stroke:var(--brand-600)}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:16px;border-top:1px solid var(--line)}
.sidebar-foot .btn{width:100%}
.sidebar-foot p{font-size:13px;line-height:1.7}

/* ============ 移动端顶栏 ============ */
.topbar{
  display:none;position:sticky;top:0;z-index:55;
  align-items:center;gap:12px;
  height:60px;padding:0 16px;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.topbar.stuck{border-bottom-color:var(--line);box-shadow:var(--shadow-1)}
.topbar-brand{font-size:16px;font-weight:800;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.burger{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;color:var(--ink-900);
  border:1px solid var(--line);background:var(--bg-200);
  transition:background .2s var(--ease);
}
.burger:hover{background:var(--soft)}
.burger svg{width:22px;height:22px}
.scrim{
  position:fixed;inset:0;z-index:58;background:rgba(8,32,27,.45);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}
.scrim.show{opacity:1;visibility:visible}

/* ============ 布局 ============ */
.shell{margin-left:248px;min-height:100vh;display:flex;flex-direction:column}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}
.main{flex:1;padding-bottom:8px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-primary{
  height:48px;padding:0 26px;color:#fff;
  background:linear-gradient(135deg,#0B5C42 0%,#14A06D 48%,#C9F24D 130%);
  box-shadow:0 8px 20px rgba(15,122,86,.24);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-2);color:#fff}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-primary[disabled],.btn-primary.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-ghost{
  height:48px;padding:0 24px;color:var(--ink-900);
  border:1.5px solid var(--ink-900);background:transparent;
}
.btn-ghost:hover{background:var(--soft);color:var(--brand-700);border-color:var(--brand-600)}
.btn-ghost:active{transform:scale(.99)}
.btn-white{height:48px;padding:0 26px;background:#fff;color:var(--brand-700);box-shadow:0 8px 20px rgba(8,32,27,.18)}
.btn-white:hover{transform:translateY(-2px);color:var(--brand-700);box-shadow:var(--shadow-2)}
.btn-line-white{height:48px;padding:0 24px;border:1.5px solid rgba(255,255,255,.72);color:#fff;background:transparent}
.btn-line-white:hover{background:rgba(255,255,255,.14);color:#fff}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-600);font-size:15px;font-weight:700;
  text-decoration:underline;text-underline-offset:4px;
  transition:color .2s var(--ease);
}
.link-more::after{content:"→";transition:transform .2s var(--ease)}
.link-more:hover{color:var(--brand-700)}
.link-more:hover::after{transform:translateX(3px)}

/* ============ 面包屑 ============ */
.crumb{padding:22px 0 0;font-size:13px;color:var(--ink-600);display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.crumb a{color:var(--ink-600)}
.crumb a:hover{color:var(--brand-600)}
.crumb span[aria-current]{color:var(--ink-600)}
.crumb .sep{opacity:.5}

/* ============ Hero ============ */
.hero{
  position:relative;margin-top:26px;border-radius:28px;
  background:var(--bg-200);border:1px solid var(--line);
  padding:48px 44px;overflow:hidden;
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
  box-shadow:var(--shadow-1);
}
.hero::before{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;
  background:var(--grad);opacity:.14;transform:rotate(18deg);
  border-radius:120px;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:36%;bottom:-90px;width:300px;height:300px;
  border:1px solid rgba(15,122,86,.18);border-radius:50%;pointer-events:none;
}
.hero-copy{position:relative;z-index:2}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  background:var(--soft);color:var(--brand-700);
  font-size:13px;font-weight:700;
}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime-400)}
.hero h1{margin:18px 0 0}
.hero .sub{margin-top:16px;font-size:17px;line-height:1.8;max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-note{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  height:32px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--ink-600);
}
.pill i{width:6px;height:6px;border-radius:50%;background:var(--brand-500)}
.pill.warn i{background:var(--amber-500)}
.hero-media{
  position:relative;z-index:2;border-radius:28px;overflow:hidden;
  aspect-ratio:4/5;border:1px solid rgba(8,32,27,.08);
  background:var(--grad);
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media .float{
  position:absolute;right:14px;bottom:14px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:12px 16px;box-shadow:var(--shadow-1);
}
.hero-media .float b{display:block;font-size:24px;font-weight:800;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.1}
.hero-media .float small{font-size:12px;color:var(--ink-600)}

/* ============ 数据徽章条 ============ */
.badges{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-1);margin-top:28px;padding:22px 6px;
}
.badge-cell{text-align:center;padding:0 14px;border-right:1px solid var(--line)}
.badge-cell:last-child{border-right:0}
.badge-cell b{display:block;font-size:28px;font-weight:800;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.2}
.badge-cell p{font-size:13px;margin-top:4px}

/* ============ 图文交错 ============ */
.zig{margin-top:88px}
.section-head{max-width:760px}
.section-head p{margin-top:12px}
.zig-row{
  display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;
  margin-top:56px;
}
.zig-row.rev{grid-template-columns:7fr 5fr}
.zig-row.rev .zig-media{order:2}
.zig-row.rev .zig-body{order:1}
.media{
  position:relative;border-radius:24px;overflow:hidden;
  aspect-ratio:4/3;border:1px solid rgba(8,32,27,.06);
  background:var(--grad-dark);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.media:hover{box-shadow:var(--shadow-2);transform:translateY(-4px)}
.media:hover img{transform:scale(1.03)}
.media.is-fallback::after{
  content:attr(data-watermark);
  position:absolute;inset:0;display:grid;place-items:center;
  font-size:44px;font-weight:800;color:rgba(255,255,255,.35);letter-spacing:.1em;
}
.zig-step{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:999px;background:var(--grad);
  color:#fff;font-size:15px;font-weight:800;margin-bottom:14px;
}
.zig-body h2{font-size:26px}
.zig-body p{margin-top:14px}
.zig-body .link-more{margin-top:20px}
.zig-divider{height:1px;background:var(--line);margin-top:56px;border:0}

/* ============ FAQ ============ */
.faq{margin-top:88px;max-width:860px}
.faq-list{margin-top:26px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow-1);margin-top:14px;overflow:hidden;
  transition:box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.faq-item.open{box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.28)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:17px;font-weight:600;color:var(--ink-900);
}
.faq-q:hover{color:var(--brand-700)}
.faq-icon{
  flex:0 0 32px;width:32px;height:32px;border-radius:999px;background:var(--grad);
  color:#fff;display:grid;place-items:center;font-size:18px;font-weight:700;line-height:1;
  transition:transform .3s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease);padding:0 24px}
.faq-item.open .faq-a{max-height:420px;padding-bottom:22px}
.faq-a p{font-size:15px;line-height:1.9}

/* ============ CTA ============ */
.cta{
  margin-top:88px;border-radius:28px;padding:48px 44px;
  background:linear-gradient(135deg,#0B5C42 0%,#14A06D 48%,#C9F24D 130%);
  color:#fff;display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;
  box-shadow:var(--shadow-2);
}
.cta h2{color:#fff;font-size:28px}
.cta p{color:rgba(255,255,255,.88);margin-top:12px;font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-trust{
  grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:20px;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.25);
}
.cta-trust span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.9)}
.cta-trust i{width:7px;height:7px;border-radius:50%;background:var(--lime-400)}

/* ============ 页脚 ============ */
.footer{background:#0B2620;color:#C9D8D1;margin-top:88px;padding:64px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer .brand-link{padding:0 0 10px}
.footer .brand-text strong{color:#fff}
.footer .brand-text em{color:#9FB8AE}
.footer-brand p{font-size:14px;line-height:1.85;color:#A9BFB6;max-width:34em}
.footer-col h3{font-size:15px;color:#fff;font-weight:700;margin-bottom:12px}
.footer-col a{display:block;font-size:14px;color:#B9CBC2;padding:6px 0;transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-col a:hover{color:var(--lime-400);transform:translateX(2px)}
.footer-col p{font-size:14px;line-height:1.85;color:#A9BFB6;margin-bottom:8px}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#8FA79E;
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .hero{padding:40px 32px;gap:36px}
  .zig-row{gap:36px}
}
@media (max-width:1023px){
  .sidebar{
    transform:translateX(-100%);width:min(84%,320px);
    transition:transform .2s var(--ease);
    box-shadow:var(--shadow-2);
  }
  .sidebar.open{transform:translateX(0)}
  .topbar{display:flex}
  .shell{margin-left:0}
  .wrap{padding:0 24px}
  .hero{grid-template-columns:1fr;padding:34px 24px;gap:28px}
  .hero-media{aspect-ratio:16/10}
  .badges{grid-template-columns:repeat(2,1fr);gap:0;padding:18px 6px}
  .badge-cell{border-right:0;border-bottom:1px solid var(--line);padding:14px 12px}
  .badge-cell:nth-child(2n){border-right:0}
  .badge-cell:nth-child(3),.badge-cell:nth-child(4){border-bottom:0}
  .zig-row,.zig-row.rev{grid-template-columns:1fr;gap:24px}
  .zig-row.rev .zig-media{order:0}
  .zig-row.rev .zig-body{order:0}
  .cta{grid-template-columns:1fr;padding:36px 26px;gap:26px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:639px){
  h1{font-size:32px}
  h2{font-size:24px}
  .hero h1{font-size:32px}
  .hero{margin-top:16px;border-radius:22px}
  .zig{margin-top:56px}
  .faq{margin-top:56px}
  .cta{margin-top:56px;border-radius:22px}
  .zig-row{margin-top:40px}
  .wrap{padding:0 18px}
  .badge-cell b{font-size:24px}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .faq-q{font-size:16px;padding:18px 18px}
  .faq-a{padding:0 18px}
  .footer{margin-top:56px;padding-top:48px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{justify-content:flex-start}
  .zig-body h2{font-size:22px}
}

/* roulang page: category3 */
:root{
  --brand-700:#0B5C42;
  --brand-600:#0F7A56;
  --brand-500:#14A06D;
  --lime-400:#C9F24D;
  --amber-500:#FF8A3D;
  --ink-900:#08201B;
  --ink-600:#4A5A54;
  --bg-100:#F7F5EF;
  --bg-200:#FBFAF6;
  --card:#FFFFFF;
  --line:#E6E2D8;
  --grad-brand:linear-gradient(135deg,#0B5C42 0%,#14A06D 48%,#C9F24D 130%);
  --grad-dark:linear-gradient(160deg,#08201B 0%,#0B3A2B 100%);
  --shadow-1:0 1px 2px rgba(8,32,27,.06),0 8px 24px rgba(8,32,27,.06);
  --shadow-2:0 2px 4px rgba(8,32,27,.08),0 18px 40px rgba(8,32,27,.12);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --sidebar-w:248px;
}
*,*::before,*::after{box-sizing:border-box}
html{margin:0;padding:0;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg-100);
  color:var(--ink-900);
  font-size:17px;
  line-height:1.75;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,li,figure{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--lime-400);outline-offset:2px;border-radius:8px}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;color:var(--brand-700);padding:10px 16px;border-radius:0 0 12px 0;z-index:99}
.skip-link:focus{left:0}

/* ============ 侧栏 App Shell ============ */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidebar-w);
  background:#FFFFFF;
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  padding:20px 16px 24px;
  overflow-y:auto;
  z-index:60;
}
.brand-link{display:flex;align-items:center;gap:10px;padding:6px 8px 18px}
.brand-mark{
  width:40px;height:40px;flex:none;border-radius:13px;
  background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-size:18px;font-weight:800;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:16px;font-weight:800;letter-spacing:0}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-600)}
.side-label{font-size:12px;font-weight:700;color:#9AA8A2;padding:16px 12px 8px;letter-spacing:.06em}
.side-nav{display:flex;flex-direction:column;gap:6px}
.nav-item{
  position:relative;
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:14px;
  font-size:15px;font-weight:500;color:var(--ink-600);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.nav-item svg{width:20px;height:20px;flex:none;stroke-width:1.8}
.nav-item:hover{background:#EAF6EF;color:var(--brand-600);transform:translateX(2px)}
.nav-item.active{background:#E4F4EA;color:var(--brand-700);font-weight:700}
.nav-item.active svg{color:var(--brand-600)}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,#0B5C42,#14A06D);
}
.side-foot{margin-top:auto;padding-top:20px}
.side-foot .btn{width:100%}
.side-note{font-size:12px;color:var(--ink-600);padding:12px 12px 0;line-height:1.7}

/* ============ 顶部条（移动端） ============ */
.topbar{
  display:none;
  position:sticky;top:0;z-index:50;
  height:60px;align-items:center;gap:12px;padding:0 16px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.topbar.shadowed{box-shadow:var(--shadow-1)}
.burger{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;color:var(--ink-900);transition:background .2s}
.burger:hover{background:#EAF6EF}
.burger svg{width:22px;height:22px}
.topbar-brand{font-size:16px;font-weight:800;color:var(--ink-900);margin-right:auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.overlay{
  display:none;
  position:fixed;inset:0;background:rgba(8,32,27,.45);
  opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:55;
}
.overlay.show{opacity:1;pointer-events:auto;display:block}

/* ============ 主区 ============ */
.main{margin-left:var(--sidebar-w);padding-bottom:8px}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px}

.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-600);padding:24px 0 16px}
.breadcrumb a{color:var(--brand-600);font-weight:600}
.breadcrumb a:hover{color:var(--brand-700)}
.breadcrumb span.sep{color:#B8BFBA}
.breadcrumb .current{color:var(--ink-600)}

/* Hero */
.hero{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  background:var(--grad-dark);color:#fff;
  min-height:360px;display:flex;align-items:flex-end;
  padding:48px 44px;box-shadow:var(--shadow-1);
}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,32,27,.28) 0%,rgba(8,32,27,.86) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:720px}
.hero h1{font-size:48px;font-weight:800;line-height:1.2;margin:18px 0 14px;letter-spacing:0}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-meta span{
  font-size:13px;font-weight:600;color:rgba(255,255,255,.86);
  background:rgba(201,242,77,.16);border:1px solid rgba(201,242,77,.32);
  padding:5px 14px;border-radius:var(--pill);
}

/* 通用胶囊 / 徽章 */
.pill{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:var(--pill);
  background:#EAF6EF;color:var(--brand-700);
  font-size:13px;font-weight:700;white-space:nowrap;
}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--lime-400);flex:none}
.pill-amber .dot{background:var(--amber-500)}
.pill-dark{background:rgba(201,242,77,.16);color:#EAF9C6;border:1px solid rgba(201,242,77,.3)}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--pill);font-size:12px;font-weight:700;background:#EAF6EF;color:var(--brand-700)}
.tag-amber{background:#FFF1E6;color:#B85A16}

/* 数据徽章条 */
.stat-bar{
  margin-top:24px;background:var(--card);border:1px solid var(--line);
  border-radius:20px;box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;
}
.stat-item{padding:22px 26px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0}
.stat-num{font-size:28px;font-weight:800;color:var(--brand-700);line-height:1.2}
.stat-label{font-size:13px;color:var(--ink-600);margin-top:6px;line-height:1.6}

/* 板块 */
.section{margin-top:88px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-head h2{font-size:30px;font-weight:800;line-height:1.3}
.section-head p{font-size:15px;color:var(--ink-600);margin-top:10px;max-width:720px}
.eyebrow{font-size:13px;font-weight:700;color:var(--brand-600);letter-spacing:.08em;display:block;margin-bottom:8px}

/* 分栏 */
.split{display:grid;grid-template-columns:2fr 1fr;gap:32px;align-items:start}

/* 编号清单 */
.checklist{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);padding:8px 30px}
.check-item{display:flex;gap:20px;padding:26px 0;border-bottom:1px solid var(--line)}
.check-item:last-child{border-bottom:0}
.check-num{
  flex:none;width:46px;height:46px;border-radius:15px;
  background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:800;
}
.check-body h3{font-size:18px;font-weight:700;margin-bottom:8px}
.check-body p{font-size:15px;line-height:1.85;color:var(--ink-600)}

/* 吸顶侧卡 */
.side-card{
  position:sticky;top:24px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);padding:26px;
}
.side-card-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md);border:1px solid rgba(8,32,27,.06);margin-bottom:18px}
.side-card h3{font-size:20px;font-weight:800;margin:14px 0 12px}
.mini-list{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.mini-list li{position:relative;padding-left:24px;font-size:15px;color:var(--ink-600);line-height:1.7}
.mini-list li::before{
  content:"";position:absolute;left:0;top:8px;width:10px;height:10px;border-radius:50%;
  background:#EAF6EF;border:2px solid var(--brand-500);
}
.side-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:20px}
.side-stats strong{display:block;font-size:24px;font-weight:800;color:var(--brand-700);line-height:1.2}
.side-stats span{font-size:12px;color:var(--ink-600)}
.side-card .btn{width:100%}

/* 横向滚动专题卡 */
.scroller{display:flex;gap:16px;overflow-x:auto;padding:6px 6px 20px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.scroller::-webkit-scrollbar{height:8px}
.scroller::-webkit-scrollbar-thumb{background:#D8D3C6;border-radius:99px}
.scroll-card{
  flex:0 0 286px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);padding:22px;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s;
}
.scroll-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.28)}
.scroll-card h3{font-size:17px;font-weight:700;margin:14px 0 8px}
.scroll-card p{font-size:14px;line-height:1.8;color:var(--ink-600)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--pill);
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{background:transparent;border:1.5px solid var(--ink-900);color:var(--ink-900)}
.btn-ghost:hover{background:#EAF6EF}
.btn-ghost:active{transform:translateY(0) scale(.99)}
.btn-light{background:#fff;color:var(--brand-700);box-shadow:var(--shadow-1)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-outline-light{background:transparent;border:1.5px solid rgba(255,255,255,.72);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--brand-600);
  transition:color .2s ease;
}
.link-more::after{content:"→";transition:transform .2s ease}
.link-more:hover{color:var(--brand-700)}
.link-more:hover::after{transform:translateX(3px)}

/* FAQ */
.faq{max-width:860px;display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);padding:0 24px;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item[open]{box-shadow:var(--shadow-2);border-color:rgba(15,122,86,.28)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;font-size:17px;font-weight:600;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex:none;width:28px;height:28px;border-radius:50%;
  background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-size:16px;line-height:1;font-weight:700;
}
.faq-icon::before{content:"+"}
.faq-item[open] .faq-icon::before{content:"−"}
.faq-body{padding:0 0 22px;font-size:15px;line-height:1.85;color:var(--ink-600);max-width:720px}

/* CTA */
.cta{
  position:relative;overflow:hidden;
  background:var(--grad-brand);border-radius:var(--r-xl);
  padding:46px 44px;color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-1);
}
.cta::after{
  content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;
  border-radius:50%;background:rgba(255,255,255,.12);
}
.cta-text{position:relative;z-index:2;max-width:620px}
.cta-text h2{font-size:30px;font-weight:800;line-height:1.3}
.cta-text p{font-size:16px;line-height:1.8;color:rgba(255,255,255,.9);margin-top:12px}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px}
.cta-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:20px;padding-left:4px}
.cta-points li{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-600)}
.cta-points li::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--lime-400);flex:none;
}

/* 页脚 */
.footer{background:#0B2620;color:rgba(255,255,255,.72);margin-top:96px;padding-top:56px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:44px}
.footer .brand-text strong{color:#fff}
.footer .brand-text em{color:rgba(255,255,255,.6)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin-top:14px;max-width:360px}
.footer-col h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;padding:5px 0;color:rgba(255,255,255,.72);transition:color .2s ease,transform .2s ease}
.footer-col a:hover{color:var(--lime-400);transform:translateX(2px)}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin-bottom:8px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding:18px 0 26px;font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .wrap{padding:0 32px}
  .hero{padding:40px 34px}
  .hero h1{font-size:42px}
}
@media (max-width:1023px){
  .sidebar{
    transform:translateX(-100%);
    transition:transform .2s ease;
    width:84%;max-width:320px;
    box-shadow:none;
  }
  .sidebar.open{transform:translateX(0);box-shadow:var(--shadow-2)}
  .overlay{display:block}
  .topbar{display:flex}
  .main{margin-left:0}
  .wrap{padding:0 20px}
  .split{grid-template-columns:1fr;gap:24px}
  .side-card{position:static}
  .stat-bar{grid-template-columns:1fr 1fr}
  .stat-item:nth-child(2n){border-right:0}
  .stat-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .section{margin-top:64px}
  .hero{min-height:320px;padding:32px 24px}
  .hero h1{font-size:34px}
  .section-head h2{font-size:26px}
  .cta{padding:34px 26px}
  .cta-text h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  .hero{min-height:auto;padding:28px 20px;border-radius:var(--r-lg)}
  .hero h1{font-size:32px;margin:14px 0 12px}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .hero-meta{margin-top:18px}
  .stat-bar{grid-template-columns:1fr}
  .stat-item{border-right:0!important;border-bottom:1px solid var(--line)}
  .stat-item:last-child{border-bottom:0}
  .checklist{padding:4px 20px}
  .check-item{flex-direction:column;gap:12px;padding:22px 0}
  .check-num{width:40px;height:40px;border-radius:12px}
  .section{margin-top:56px}
  .section-head h2{font-size:24px}
  .scroll-card{flex:0 0 250px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer{margin-top:64px}
  .footer-bottom{flex-direction:column}
}