/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --primary:#0F8A76;
  --primary-dark:#0A6353;
  --primary-soft:#E6F4F1;
  --accent:#F2913D;
  --accent-soft:#FDEEE1;
  --ink:#101B1A;
  --ink-soft:#33413F;
  --muted:#6E7E7B;
  --line:#E2EAE8;
  --bg:#FFFFFF;
  --bg-alt:#F5F8F7;
  --danger:#C2453B;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(16,27,26,.06),0 2px 8px rgba(16,27,26,.05);
  --shadow-2:0 8px 24px rgba(16,27,26,.08);
  --shadow-3:0 18px 48px rgba(16,27,26,.12);
  --fs-h1:clamp(30px,4vw,44px);
  --fs-h2:clamp(24px,2.6vw,32px);
  --fs-h3:20px;
  --fs-body:16px;
  --fs-sm:14px;
  --fs-xs:13px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:180ms var(--ease);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"Roboto Mono","SFMono-Regular",Menlo,Consolas,monospace;
}
/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:var(--fs-body);
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--bg);
  font-weight:400;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--primary);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--primary-dark);}
img{max-width:100%;display:block;border:0;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
h1,h2,h3{color:var(--ink);line-height:1.3;font-weight:700;}
h3{font-size:var(--fs-h3);font-weight:600;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:96px 0;}
.section--alt{background:var(--bg-alt);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:var(--fs-xs);letter-spacing:.06em;color:var(--primary);
  background:var(--primary-soft);border-radius:var(--r-pill);
  padding:4px 14px;font-weight:600;text-transform:uppercase;
}
.section-title{font-size:var(--fs-h2);margin-top:14px;}
.section-desc{max-width:520px;color:var(--muted);font-size:var(--fs-sm);margin-top:10px;}
.lead{max-width:46em;}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;
  transition:background var(--t),color var(--t),box-shadow var(--t),transform var(--t),border-color var(--t);
  white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-1);}
.btn--primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn--primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn--ghost{background:#fff;color:var(--primary);border:1.5px solid var(--primary);}
.btn--ghost:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn--dark-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6);}
.btn--dark-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}
.btn--sm{height:40px;padding:0 18px;font-size:var(--fs-sm);}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--primary);}
.text-link i{transition:transform var(--t);}
.text-link:hover{color:var(--primary-dark);text-decoration:underline;text-underline-offset:4px;}
.text-link:hover i{transform:translateX(3px);}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:var(--fs-xs);font-weight:600;line-height:1;
  background:var(--primary-soft);color:var(--primary);white-space:nowrap;
}
.badge--new{background:var(--accent-soft);color:#C4701F;}
.badge--line{background:transparent;border:1px solid var(--line);color:var(--muted);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--t),border-color var(--t),background var(--t);
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-1);}
.nav-inner{display:flex;align-items:center;gap:32px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:var(--r-sm);
  background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.22);
}
.brand-text{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.brand:hover .brand-text{color:var(--primary-dark);}
.main-nav{flex:1 1 auto;}
.main-nav ul{display:flex;align-items:center;gap:6px;}
.main-nav a{
  display:inline-flex;align-items:center;height:72px;padding:0 14px;
  font-size:15px;font-weight:500;color:var(--ink-soft);position:relative;
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:18px;height:2px;
  background:var(--primary);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.main-nav a:hover{color:var(--primary);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.is-active{color:var(--primary);font-weight:600;}
.main-nav a.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:16px;margin-left:auto;}

/* Mega 面板 */
.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 16px;
  border-radius:var(--r-md);font-size:var(--fs-sm);font-weight:600;color:var(--ink-soft);
  border:1px solid var(--line);background:#fff;transition:all var(--t);
}
.mega-trigger i{font-size:12px;transition:transform var(--t);}
.mega-wrap:hover .mega-trigger,.mega-wrap.is-open .mega-trigger{background:var(--primary-soft);border-color:transparent;color:var(--primary);}
.mega-wrap:hover .mega-trigger i,.mega-wrap.is-open .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:780px;
  background:#fff;border-radius:var(--r-lg);box-shadow:var(--shadow-3);
  padding:26px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity var(--t),transform var(--t),visibility var(--t);
  border-top:2px solid transparent;
  background-image:linear-gradient(#fff,#fff),linear-gradient(90deg,var(--primary),var(--accent));
  background-origin:border-box;background-clip:padding-box,border-box;
}
.mega-wrap:hover .mega-panel,.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:1.1fr 1.2fr 1fr;gap:26px;}
.mega-col h4{font-size:var(--fs-xs);color:var(--muted);font-weight:600;letter-spacing:.06em;margin-bottom:14px;text-transform:uppercase;}
.mega-col ul li{margin-bottom:4px;}
.mega-col ul a{
  display:block;padding:8px 10px;border-left:2px solid transparent;
  font-size:var(--fs-sm);color:var(--ink-soft);border-radius:0 var(--r-sm) var(--r-sm) 0;
}
.mega-col ul a:hover{background:var(--primary-soft);color:var(--primary);border-left-color:var(--primary);}
.mega-post{display:block;padding:8px 0;border-bottom:1px dashed var(--line);}
.mega-post:last-child{border-bottom:0;}
.mega-post strong{display:block;font-size:var(--fs-sm);font-weight:600;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.mega-post:hover strong{color:var(--primary);}
.mega-post span{font-size:12px;color:var(--muted);}
.mega-card{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-1);}
.mega-card img{width:100%;height:110px;object-fit:cover;}
.mega-card-body{padding:14px;}
.mega-card-body p{font-size:var(--fs-xs);color:var(--muted);margin:6px 0 12px;}

/* 移动端抽屉 */
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  border:1px solid var(--line);
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:all var(--t);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,27,26,.42);opacity:0;visibility:hidden;
  transition:opacity var(--t),visibility var(--t);z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:88vw;max-width:360px;background:#fff;z-index:100;
  transform:translateX(102%);transition:transform 240ms var(--ease);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:44px;height:44px;border-radius:var(--r-md);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink);}
.drawer nav a{
  display:block;padding:14px 12px;border-radius:var(--r-md);
  font-size:16px;font-weight:600;color:var(--ink-soft);border-bottom:1px solid var(--line);
}
.drawer nav a.is-active{background:var(--primary-soft);color:var(--primary);}
.drawer-foot{margin-top:auto;padding-top:20px;}

/* ============ Hero ============ */
.hero{position:relative;padding:72px 0 84px;overflow:hidden;background:#fff;}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(16,27,26,.06) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
.hero .container{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:var(--fs-xs);font-weight:600;color:var(--primary);background:var(--primary-soft);padding:6px 14px;border-radius:var(--r-pill);}
.hero h1{font-size:var(--fs-h1);margin:20px 0 18px;max-width:15em;}
.hero-sub{font-size:17px;color:var(--ink-soft);max-width:31em;margin-bottom:28px;}
.hero-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:40px;margin-top:44px;flex-wrap:wrap;}
.hero-stat strong{display:block;font-family:var(--mono);font-size:26px;font-weight:700;color:var(--ink);line-height:1.2;}
.hero-stat span{font-size:var(--fs-xs);color:var(--muted);}
.hero-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-2);}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.hero-figure::after{content:"";position:absolute;inset:0;background:var(--primary);opacity:.06;}
.hero-figure figcaption{
  position:absolute;left:16px;bottom:16px;background:rgba(255,255,255,.94);
  border-radius:var(--r-pill);padding:6px 16px;font-size:var(--fs-xs);color:var(--ink-soft);font-weight:600;
}

/* ============ 品牌主张条 ============ */
.claims{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.claims-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.claim{padding:36px 28px;border-left:1px solid var(--line);display:flex;gap:16px;align-items:flex-start;}
.claim:first-child{border-left:0;padding-left:0;}
.claim-idx{
  font-family:var(--mono);font-size:13px;font-weight:700;color:var(--accent);
  border:1px solid var(--accent-soft);background:var(--accent-soft);
  width:32px;height:32px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;flex:0 0 32px;
}
.claim h3{font-size:16px;margin-bottom:6px;}
.claim p{font-size:var(--fs-sm);color:var(--muted);line-height:1.75;}

/* ============ 故事 / 理念 ============ */
.story-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:72px;}
.story-row:last-child{margin-bottom:0;}
.story-row--reverse .story-media{order:2;}
.story-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1);}
.story-media img{width:100%;aspect-ratio:5/6;object-fit:cover;}
.story-row--reverse .story-media img{aspect-ratio:4/3;}
.story-body h3{font-size:clamp(20px,2.2vw,26px);margin-bottom:18px;}
.story-body p{max-width:23em;color:var(--ink-soft);margin-bottom:14px;line-height:1.85;}
.story-points{margin-top:20px;border-top:1px solid var(--line);padding-top:18px;}
.story-points li{display:flex;gap:10px;font-size:var(--fs-sm);color:var(--muted);padding:6px 0;}
.story-points i{color:var(--primary);margin-top:5px;font-size:13px;}

/* ============ 精选内容卡 ============ */
.feature-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:28px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform var(--t),box-shadow var(--t);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.card--feature{display:flex;flex-direction:column;}
.card-media{overflow:hidden;}
.card-media img{width:100%;object-fit:cover;transition:transform var(--t);}
.card:hover .card-media img{transform:scale(1.03);}
.card--feature .card-media img{aspect-ratio:16/9;}
.card-body{padding:24px;display:flex;flex-direction:column;gap:10px;}
.card-body h3{font-size:19px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-body p{font-size:var(--fs-sm);color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;align-items:center;gap:12px;font-size:var(--fs-xs);color:var(--muted);flex-wrap:wrap;}
.side-list{display:flex;flex-direction:column;gap:20px;}
.card--row{display:grid;grid-template-columns:132px 1fr;gap:0;}
.card--row .card-media img{height:100%;min-height:132px;aspect-ratio:4/3;}
.card--row .card-body{padding:18px;gap:8px;}
.card--row .card-body h3{font-size:16px;}
.card--row .card-body p{-webkit-line-clamp:2;font-size:var(--fs-xs);}

/* ============ 最新信息（CMS） ============ */
.news-list{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.news-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:10px;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D3E2DE;}
.news-item h3{font-size:17px;line-height:1.5;}
.news-item h3 a{color:var(--ink);}
.news-item h3 a:hover{color:var(--primary);}
.news-item p{font-size:var(--fs-sm);color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:4px;padding-top:14px;border-top:1px solid var(--line);}
.news-time{font-size:var(--fs-xs);color:var(--muted);font-family:var(--mono);}
.empty-state{
  grid-column:1 / -1;border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:56px 24px;text-align:center;background:#fff;
}
.empty-state i{font-size:30px;color:var(--primary);margin-bottom:14px;display:block;}
.empty-state p{color:var(--muted);font-size:var(--fs-sm);margin-bottom:18px;}

/* ============ 信任背书 ============ */
.trust-logos{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:48px;}
.trust-logos span{
  font-size:var(--fs-sm);font-weight:600;color:#9AA8A5;
  border:1px solid var(--line);border-radius:var(--r-md);
  padding:10px 20px;transition:all var(--t);background:#fff;
}
.trust-logos span:hover{color:var(--primary);border-color:var(--primary-soft);background:var(--primary-soft);}
.trust-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:48px;}
.trust-stat{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-1);}
.trust-stat strong{display:block;font-family:var(--mono);font-size:32px;font-weight:700;color:var(--ink);line-height:1.15;}
.trust-stat span{font-size:var(--fs-xs);color:var(--muted);}
.quotes{display:grid;grid-template-columns:5fr 7fr;gap:24px;}
.quote{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:16px;
}
.quote p{font-size:15px;color:var(--ink-soft);line-height:1.85;}
.quote footer{display:flex;align-items:center;gap:12px;margin-top:auto;}
.quote .avatar{
  width:40px;height:40px;border-radius:50%;background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:0 0 40px;
}
.quote cite{font-style:normal;font-size:var(--fs-sm);font-weight:600;color:var(--ink);display:block;}
.quote small{font-size:var(--fs-xs);color:var(--muted);}

/* ============ FAQ ============ */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{border-top:1px solid var(--line);}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 0;font-size:17px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;transition:color var(--t);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 16px;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--primary);border-radius:2px;transition:transform var(--t),opacity var(--t);}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item[open] .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-item[open] summary{color:var(--primary);}
.faq-body{padding:0 0 22px;color:var(--ink-soft);font-size:15px;line-height:1.85;max-width:42em;}

/* ============ CTA ============ */
.cta{background:var(--ink);color:rgba(255,255,255,.88);position:relative;overflow:hidden;}
.cta::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;pointer-events:none;
}
.cta .container{position:relative;z-index:1;}
.cta-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;}
.cta h2{color:#fff;font-size:var(--fs-h2);margin-bottom:16px;}
.cta p{color:rgba(255,255,255,.72);max-width:26em;font-size:15px;}
.subscribe-form{display:flex;gap:12px;}
.subscribe-form input{
  flex:1 1 auto;height:48px;border-radius:var(--r-md);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;font-size:15px;transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.5);}
.subscribe-form input:focus{outline:none;border-color:var(--primary);background:rgba(255,255,255,.1);box-shadow:0 0 0 3px rgba(15,138,118,.25);}
.form-note{font-size:var(--fs-xs);color:rgba(255,255,255,.5);margin-top:12px;}
.form-msg{font-size:var(--fs-xs);margin-top:10px;color:var(--primary);display:none;}
.form-msg.is-visible{display:block;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.88);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;border-top:1px solid rgba(255,255,255,.12);padding-top:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--primary);}
.footer-brand strong{font-size:17px;color:#fff;}
.footer-col p{font-size:var(--fs-sm);color:rgba(255,255,255,.6);max-width:22em;line-height:1.8;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:var(--fs-sm);color:rgba(255,255,255,.72);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact li{font-size:var(--fs-sm);color:rgba(255,255,255,.72);display:flex;gap:10px;margin-bottom:12px;align-items:flex-start;}
.footer-contact i{color:var(--primary);margin-top:5px;font-size:13px;}
.social-row{display:flex;gap:10px;margin-top:18px;}
.social-row a{
  width:40px;height:40px;border-radius:var(--r-md);
  border:1px solid rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.8);transition:all var(--t);
}
.social-row a:hover{background:var(--primary);border-color:var(--primary);color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:var(--fs-xs);color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{max-width:1100px;}
  .mega-panel{width:680px;}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .main-nav,.mega-wrap,.nav-right .btn{display:none;}
  .nav-toggle{display:flex;}
  .hero{padding:52px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero h1{max-width:none;}
  .claims-grid{grid-template-columns:1fr 1fr;}
  .claim{border-left:0;padding:28px 24px;}
  .claim:nth-child(odd){border-right:1px solid var(--line);}
  .claim:first-child{padding-left:24px;}
  .claims-grid .claim{border-top:1px solid var(--line);}
  .claims-grid .claim:nth-child(-n+2){border-top:0;}
  .story-row{grid-template-columns:1fr;gap:28px;margin-bottom:56px;}
  .story-row--reverse .story-media{order:0;}
  .story-media img,.story-row--reverse .story-media img{aspect-ratio:16/10;}
  .story-body p{max-width:none;}
  .feature-grid{grid-template-columns:1fr;}
  .news-list{grid-template-columns:1fr;}
  .trust-stats{grid-template-columns:1fr 1fr;}
  .quotes{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:575px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .brand-text{font-size:16px;}
  .hero-stats{gap:24px;margin-top:32px;}
  .hero-stat strong{font-size:22px;}
  .hero-actions .btn{width:100%;}
  .claims-grid{grid-template-columns:1fr;}
  .claim{border-right:0 !important;padding:24px 0;}
  .claims-grid .claim{border-top:1px solid var(--line);}
  .claims-grid .claim:first-child{border-top:0;padding-left:0;}
  .card--row{grid-template-columns:1fr;}
  .card--row .card-media img{aspect-ratio:16/9;min-height:0;}
  .trust-stats{grid-template-columns:1fr;}
  .subscribe-form{flex-direction:column;}
  .subscribe-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .section-head{margin-bottom:28px;}
}

/* roulang page: article */
:root{
  --primary:#0F8A76;
  --primary-dark:#0A6353;
  --primary-soft:#E6F4F1;
  --accent:#F2913D;
  --accent-soft:#FDEEE1;
  --ink:#101B1A;
  --ink-soft:#33413F;
  --muted:#6E7E7B;
  --line:#E2EAE8;
  --bg:#FFFFFF;
  --bg-alt:#F5F8F7;
  --danger:#C2453B;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(16,27,26,.06),0 2px 8px rgba(16,27,26,.05);
  --shadow-2:0 8px 24px rgba(16,27,26,.08);
  --shadow-3:0 18px 48px rgba(16,27,26,.12);
  --fs-h1:clamp(30px,4vw,44px);
  --fs-h2:clamp(24px,2.6vw,32px);
  --fs-h3:20px;
  --fs-body:16px;
  --fs-sm:14px;
  --fs-xs:13px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:var(--fs-body);
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--bg);
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color 180ms var(--ease),border-color 180ms var(--ease),background-color 180ms var(--ease)}
a:hover{color:var(--primary-dark)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.3;font-weight:700;letter-spacing:0}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  cursor:pointer;transition:all 180ms var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1)}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:var(--primary-dark)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);border-bottom:2px solid transparent;padding-bottom:2px}
.link-arrow i{transition:transform 180ms var(--ease)}
.link-arrow:hover{border-bottom-color:var(--primary)}
.link-arrow:hover i{transform:translateX(3px)}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:var(--fs-xs);font-weight:600;line-height:1;
  background:var(--primary-soft);color:var(--primary);white-space:nowrap;
}
.badge-accent{background:var(--accent-soft);color:var(--accent)}
.badge-outline{background:#fff;color:var(--muted);border:1px solid var(--line);font-weight:500}
.badge-outline:hover{border-color:var(--primary);color:var(--primary)}
.badge-solid{background:var(--primary);color:#fff}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;background:rgba(255,255,255,.96);
  border-bottom:1px solid transparent;transition:box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;
}
.brand-name{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.main-nav{flex:1 1 auto}
.main-nav ul{display:flex;align-items:center;gap:6px}
.main-nav a{
  display:inline-flex;align-items:center;height:72px;padding:0 14px;
  font-size:15px;font-weight:500;color:var(--ink-soft);position:relative;
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:18px;height:2px;
  background:var(--primary);border-radius:2px;transform:scaleX(0);transition:transform 180ms var(--ease);
}
.main-nav a:hover{color:var(--primary)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--primary);font-weight:600}
.main-nav a.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}

/* Mega 面板 */
.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  border-radius:var(--r-md);border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--ink-soft);cursor:pointer;transition:all 180ms var(--ease);
}
.mega-trigger:hover,.mega-trigger[aria-expanded="true"]{background:var(--primary-soft);border-color:var(--primary-soft);color:var(--primary)}
.mega-trigger i{font-size:12px;transition:transform 180ms var(--ease)}
.mega-trigger[aria-expanded="true"] i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:720px;padding:24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-3);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:all 180ms var(--ease);
  display:grid;grid-template-columns:1fr 1fr 220px;gap:24px;
}
.mega-panel::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;border-radius:var(--r-lg) var(--r-lg) 0 0;background:linear-gradient(90deg,var(--primary),var(--accent))}
.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel,.mega-panel.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h5{margin:0 0 12px;font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.06em}
.mega-col ul{display:flex;flex-direction:column;gap:4px}
.mega-col ul a{display:block;padding:8px 10px;border-radius:var(--r-sm);border-left:2px solid transparent;font-size:14px;color:var(--ink-soft)}
.mega-col ul a:hover{background:var(--bg-alt);border-left-color:var(--primary);color:var(--primary)}
.mega-post{display:block;padding:8px 0;border-bottom:1px dashed var(--line)}
.mega-post:last-child{border-bottom:0}
.mega-post strong{display:block;font-size:14px;font-weight:600;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mega-post span{font-size:12px;color:var(--muted)}
.mega-card{background:var(--bg-alt);border-radius:var(--r-md);padding:14px;display:flex;flex-direction:column;gap:10px}
.mega-card img{width:100%;height:96px;object-fit:cover;border-radius:var(--r-sm)}
.mega-card p{font-size:13px;line-height:1.7;color:var(--muted)}

/* 移动端抽屉 */
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:88vw;max-width:360px;background:#fff;z-index:200;
  padding:20px;box-shadow:var(--shadow-3);transform:translateX(102%);transition:transform 220ms var(--ease);
  display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:40px;height:40px;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;gap:2px}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;padding:14px 4px;border-bottom:1px solid var(--line);font-size:16px;font-weight:500;color:var(--ink-soft)}
.drawer-nav a.is-active{color:var(--primary);font-weight:600}
.drawer-mask{position:fixed;inset:0;background:rgba(16,27,26,.42);z-index:190;opacity:0;visibility:hidden;transition:opacity 180ms var(--ease)}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 面包屑带 ---------- */
.crumb-band{background:var(--bg-alt);border-bottom:1px solid var(--line);padding:16px 0}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:var(--fs-xs);color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:#B9C6C3}
.breadcrumb .current{color:var(--ink-soft);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.article-head{padding:40px 0 8px}
.article-head .badges{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.article-title{
  font-size:clamp(26px,3.4vw,38px);line-height:1.35;margin:0 0 18px;color:var(--ink);
  max-width:900px;
}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:var(--fs-xs);color:var(--muted)}
.meta-row .dot{color:#C6D2CF}
.meta-row .author{color:var(--ink-soft);font-weight:600}

/* ---------- 正文布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding:32px 0 0;align-items:start}
.article-main{min-width:0}
.article-body{max-width:820px;font-size:17px;line-height:1.95;color:var(--ink-soft)}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-size:clamp(22px,2.2vw,26px);color:var(--ink);line-height:1.35;
  margin:2em 0 .7em;padding-bottom:.42em;position:relative;
}
.article-body h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:2px;background:var(--primary)}
.article-body h3{font-size:19px;font-weight:600;color:var(--ink);margin:1.6em 0 .6em}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:1.4em 0 .5em}
.article-body ul,.article-body ol{padding-left:1.3em;margin:0 0 1.2em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{line-height:1.9;margin-bottom:.35em}
.article-body ul li::marker{color:var(--primary)}
.article-body ol li::marker{color:var(--primary);font-weight:600}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;border-left:3px solid var(--primary);
  background:rgba(15,138,118,.05);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink-soft);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{max-width:100%;height:auto;border-radius:var(--r-md);margin:1.6em auto}
.article-body figure{margin:1.6em 0}
.article-body figcaption{text-align:center;font-size:var(--fs-xs);color:var(--muted);margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;background:#fff}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px;text-align:left}
.article-body th{background:var(--primary-soft);color:var(--ink);font-weight:600}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--primary-dark)}
.article-body code{background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--r-sm);padding:1px 6px;font-size:14px;font-family:var(--mono)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* 空态 */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-lg);padding:56px 24px;text-align:center;background:var(--bg-alt);
}
.empty-state i{font-size:30px;color:var(--muted)}
.empty-state h3{margin:16px 0 8px;font-size:18px}
.empty-state p{color:var(--muted);font-size:14px;margin-bottom:20px}

/* 标签 */
.tag-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:40px 0 0;padding-top:24px;border-top:1px solid var(--line);max-width:820px}
.tag-row .label{font-size:var(--fs-xs);color:var(--muted);margin-right:2px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--bg-alt);border:1px solid var(--line);font-size:var(--fs-xs);color:var(--ink-soft);
  transition:all 180ms var(--ease);
}
.tag:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}

/* 上下篇 */
.pager-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:32px 0 0;max-width:820px}
.pager-card{
  display:flex;flex-direction:column;gap:8px;padding:20px;border:1px solid var(--line);
  border-radius:var(--r-lg);background:#fff;box-shadow:var(--shadow-1);transition:all 180ms var(--ease);
}
.pager-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:#CFE3DE}
.pager-card span{font-size:var(--fs-xs);color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.pager-card strong{font-size:15px;font-weight:600;color:var(--ink);line-height:1.6}
.pager-card.next{text-align:right;align-items:flex-end}

/* 侧栏 */
.article-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.aside-card{border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;padding:20px;box-shadow:var(--shadow-1)}
.aside-card h4{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.aside-card h4::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--primary)}
.aside-side ul{display:flex;flex-direction:column;gap:6px}
.aside-side a{display:block;padding:9px 12px;border-radius:var(--r-sm);border-left:3px solid transparent;font-size:14px;color:var(--ink-soft)}
.aside-side a:hover{background:var(--bg-alt);color:var(--primary)}
.aside-side a.is-current{background:var(--primary-soft);border-left-color:var(--primary);color:var(--primary);font-weight:600}
.rank-list{counter-reset:rank}
.rank-list li{counter-increment:rank;display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed var(--line)}
.rank-list li:last-child{border-bottom:0}
.rank-list li::before{
  content:counter(rank);flex:0 0 auto;width:22px;height:22px;border-radius:6px;background:var(--bg-alt);
  color:var(--muted);font-family:var(--mono);font-size:12px;line-height:22px;text-align:center;font-weight:700;
}
.rank-list li:nth-child(-n+3)::before{background:var(--accent-soft);color:var(--accent)}
.rank-list a{font-size:14px;color:var(--ink-soft);line-height:1.6}
.rank-list a:hover{color:var(--primary)}
.aside-cta{background:var(--ink);border-color:var(--ink);color:rgba(255,255,255,.82)}
.aside-cta h4{color:#fff}
.aside-cta h4::before{background:var(--accent)}
.aside-cta p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.72);margin-bottom:16px}

/* ---------- 相关推荐 ---------- */
.section{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:var(--fs-xs);font-weight:700;color:var(--accent);letter-spacing:.06em;margin-bottom:10px}
.section-tag::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px}
.section-head h2{font-size:var(--fs-h2)}
.section-head p{font-size:14px;color:var(--muted);margin-top:8px}
.section-alt{background:var(--bg-alt)}

.rel-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:24px}
.rel-lead{
  display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;background:#fff;box-shadow:var(--shadow-1);transition:all 180ms var(--ease);
}
.rel-lead:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.rel-lead .thumb{position:relative;overflow:hidden;aspect-ratio:16/10}
.rel-lead .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 180ms var(--ease)}
.rel-lead:hover .thumb img{transform:scale(1.03)}
.rel-lead .body{padding:22px;display:flex;flex-direction:column;gap:10px}
.rel-lead h3{font-size:19px;line-height:1.5}
.rel-lead p{font-size:14px;color:var(--muted);line-height:1.8}
.rel-mini{
  display:flex;gap:16px;padding:18px;border:1px solid var(--line);border-radius:var(--r-lg);
  background:#fff;box-shadow:var(--shadow-1);transition:all 180ms var(--ease);align-items:center;
}
.rel-mini:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.rel-mini .thumb{flex:0 0 96px;width:96px;height:96px;border-radius:var(--r-md);overflow:hidden}
.rel-mini .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 180ms var(--ease)}
.rel-mini:hover .thumb img{transform:scale(1.03)}
.rel-mini h3{font-size:15px;line-height:1.55;margin:6px 0 8px}
.rel-mini .time{font-size:var(--fs-xs);color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;
  transition:color 180ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:400;color:var(--muted);transition:transform 180ms var(--ease),color 180ms var(--ease)}
.faq-item[open] summary{color:var(--primary)}
.faq-item[open] summary::after{content:"−";color:var(--primary);transform:rotate(180deg)}
.faq-item summary:hover{color:var(--primary)}
.faq-answer{padding:0 0 20px;font-size:15px;line-height:1.85;color:var(--muted);max-width:760px}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);color:rgba(255,255,255,.82);padding:72px 0}
.cta-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.cta-inner h2{color:#fff;font-size:var(--fs-h2);margin-bottom:14px}
.cta-inner p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.9;max-width:44ch}
.cta-form{display:flex;gap:12px}
.cta-form input{
  flex:1 1 auto;height:48px;border-radius:var(--r-md);border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.06);color:#fff;padding:0 16px;font-size:15px;
}
.cta-form input::placeholder{color:rgba(255,255,255,.5)}
.cta-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,138,118,.35)}
.cta-note{font-size:12px;color:rgba(255,255,255,.55);margin-top:12px;line-height:1.8}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.88);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.site-footer .brand-name{color:#fff}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);margin-top:14px;max-width:34ch}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--accent)}
.voice-card{display:flex;align-items:center;gap:12px;margin-top:6px;padding:14px;border-radius:var(--r-md);background:rgba(255,255,255,.05)}
.voice-card .avatar{
  width:38px;height:38px;flex:0 0 38px;border-radius:50%;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;
}
.voice-card cite{display:block;font-style:normal;font-size:14px;color:#fff;font-weight:600}
.voice-card small{display:block;font-size:12px;color:rgba(255,255,255,.55)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;
  align-items:center;justify-content:space-between;font-size:var(--fs-xs);color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:1200px}
}
@media (max-width:991px){
  .header-inner{height:64px;gap:16px}
  .main-nav{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-actions .btn{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px;padding-top:24px}
  .article-aside{position:static;order:2}
  .rel-grid{grid-template-columns:1fr 1fr}
  .rel-lead{grid-column:1 / -1}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:56px 0}
}
@media (max-width:575px){
  body{font-size:15px}
  .container{padding:0 16px}
  .brand-name{font-size:16px}
  .brand-mark{width:30px;height:30px;font-size:15px}
  .article-head{padding:28px 0 4px}
  .article-title{font-size:26px}
  .article-body{font-size:16px;line-height:1.9}
  .pager-grid{grid-template-columns:1fr}
  .pager-card.next{text-align:left;align-items:flex-start}
  .rel-grid{grid-template-columns:1fr}
  .rel-mini{flex-direction:row}
  .rel-mini .thumb{flex:0 0 84px;width:84px;height:84px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .meta-row{font-size:12px;gap:8px}
  .breadcrumb .current{max-width:48vw}
}

/* roulang page: category1 */
:root{
  --primary:#0F8A76;
  --primary-dark:#0A6353;
  --primary-soft:#E6F4F1;
  --accent:#F2913D;
  --accent-deep:#C4701F;
  --accent-soft:#FDEEE1;
  --ink:#101B1A;
  --ink-soft:#33413F;
  --muted:#6E7E7B;
  --line:#E2EAE8;
  --bg:#FFFFFF;
  --bg-alt:#F5F8F7;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(16,27,26,.06),0 2px 8px rgba(16,27,26,.05);
  --shadow-2:0 8px 24px rgba(16,27,26,.08);
  --shadow-3:0 18px 48px rgba(16,27,26,.12);
  --fs-h1:clamp(30px,4vw,44px);
  --fs-h2:clamp(24px,2.6vw,32px);
  --fs-h3:20px;
  --fs-body:16px;
  --fs-sm:14px;
  --fs-xs:13px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --mono:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:var(--fs-body);
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--ink);line-height:1.3;font-weight:700;margin:0 0 12px;}
h1{font-size:var(--fs-h1);}
h2{font-size:var(--fs-h2);}
h3{font-size:var(--fs-h3);font-weight:600;}
h4{font-size:15px;font-weight:600;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--primary-dark);}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1200px){.container{max-width:1280px;}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;gap:24px;min-height:72px;}

.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:19px;flex:none;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:28px;height:28px;border-radius:8px;background:var(--primary);
  display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);
  gap:2.5px;padding:5px;flex:none;
}
.brand-mark i{background:rgba(255,255,255,.92);border-radius:1.5px;display:block;}
.brand-mark i:nth-child(5){background:var(--accent);}
.brand-text{white-space:nowrap;letter-spacing:0;}

.main-nav{margin-left:6px;}
.main-nav ul{display:flex;align-items:center;gap:2px;}
.main-nav a{
  position:relative;display:inline-block;
  padding:10px 14px;border-radius:var(--r-sm);
  color:var(--ink-soft);font-size:15px;font-weight:500;
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft);}
.main-nav a.is-active{color:var(--primary);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  background:var(--primary);border-radius:2px;
}

.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}

.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 14px;
  border:1px solid var(--line);background:#fff;border-radius:var(--r-md);
  color:var(--ink-soft);font-size:14px;cursor:pointer;
  transition:all .18s var(--ease);
}
.mega-trigger i{font-size:11px;transition:transform .18s var(--ease);}
.mega-trigger:hover,.mega.is-open .mega-trigger{background:var(--primary-soft);border-color:var(--primary-soft);color:var(--primary);}
.mega.is-open .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:720px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-3);padding:26px 24px 24px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s var(--ease);
}
.mega-panel::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  border-radius:var(--r-lg) var(--r-lg) 0 0;
}
.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:26px;}
.mega-col h5{
  font-size:13px;font-weight:600;color:var(--muted);
  margin:0 0 10px;padding-bottom:8px;border-bottom:1px solid var(--line);
}
.mega-links li+li{margin-top:2px;}
.mega-links a{
  display:block;padding:8px 10px;border-left:2px solid transparent;
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--ink-soft);font-size:14px;
}
.mega-links a:hover{background:var(--primary-soft);color:var(--primary);border-left-color:var(--primary);}
.mega-news li+li{margin-top:12px;}
.mega-news a{display:block;}
.mega-news strong{
  display:block;font-size:14px;font-weight:500;color:var(--ink);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  transition:color .18s var(--ease);
}
.mega-news a:hover strong{color:var(--primary);}
.mega-news span{font-size:12px;color:var(--muted);}
.mega-entry{
  background:var(--primary-soft);border-radius:var(--r-md);
  padding:18px;display:flex;flex-direction:column;gap:8px;height:100%;
}
.mega-entry .tag{margin-bottom:2px;}
.mega-entry h5{font-size:16px;color:var(--ink);margin:0;border:0;padding:0;}
.mega-entry p{font-size:13px;color:var(--ink-soft);margin:0;}
.mega-entry .btn{margin-top:auto;}

.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  background:#fff;border-radius:var(--r-md);position:relative;cursor:pointer;
}
.nav-toggle span{
  position:absolute;left:12px;right:12px;height:2px;background:var(--ink);
  border-radius:2px;transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.nav-toggle span:nth-child(1){top:15px;}
.nav-toggle span:nth-child(2){top:21px;}
.nav-toggle span:nth-child(3){top:27px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;
  border:1.5px solid transparent;cursor:pointer;text-align:center;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn i{font-size:13px;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7);}
.btn-ghost:hover{background:#fff;color:var(--ink);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:var(--r-sm);}
.btn-block{width:100%;}

/* ---------- Tags ---------- */
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;
  border-radius:var(--r-pill);font-size:var(--fs-xs);font-weight:500;
  line-height:1;white-space:nowrap;
}
.tag-primary{background:var(--primary-soft);color:var(--primary);}
.tag-accent{background:var(--accent-soft);color:var(--accent-deep);}
.tag-ink{background:rgba(16,27,26,.06);color:var(--ink);}

/* ---------- Category Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;background:var(--primary-dark);
  min-height:300px;display:flex;align-items:center;padding:72px 0;
}
.cat-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.4;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(10,99,83,.94) 0%,rgba(15,138,118,.8) 52%,rgba(15,138,118,.52) 100%);
}
.cat-hero-grid{
  position:absolute;inset:0;z-index:1;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:76px 76px;
}
.cat-hero .container{position:relative;z-index:2;}
.cat-hero-inner{max-width:700px;}
.cat-hero .tag{background:rgba(255,255,255,.16);color:#fff;}
.cat-hero h1{color:#fff;margin:16px 0 14px;}
.cat-hero p{color:rgba(255,255,255,.86);font-size:17px;line-height:1.8;margin:0;max-width:620px;}

/* ---------- Breadcrumb ---------- */
.breadcrumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:14px 0;font-size:var(--fs-xs);color:var(--muted);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li:not(:last-child)::after{content:"/";color:#C9D6D3;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb [aria-current]{color:var(--ink-soft);}

/* ---------- Sections ---------- */
.section{padding:96px 0;}
.section--compact{padding:56px 0 72px;}
.section--alt{background:var(--bg-alt);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--accent-deep);
  background:var(--accent-soft);border-radius:var(--r-pill);
  padding:4px 12px;margin-bottom:14px;
}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:15px;line-height:1.85;margin:0;max-width:640px;}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);white-space:nowrap;}
.link-arrow i{font-size:12px;transition:transform .18s var(--ease);}
.link-arrow:hover{color:var(--primary-dark);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- Category layout ---------- */
.cat-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:40px;align-items:start;}
.cat-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}

.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:18px 16px;box-shadow:var(--shadow-1);
}
.side-title{font-size:14px;font-weight:600;color:var(--muted);margin:0 0 10px;padding-left:2px;}
.side-nav li+li{margin-top:2px;}
.side-nav a{
  display:block;padding:10px 14px;border-radius:var(--r-sm);
  border-left:3px solid transparent;
  color:var(--ink-soft);font-size:15px;
}
.side-nav a:hover{background:var(--primary-soft);color:var(--primary);border-left-color:var(--primary);}
.side-nav a.is-current{background:var(--primary-soft);color:var(--primary);font-weight:600;border-left-color:var(--primary);}
.side-nav--plain a{border-left-color:transparent;font-size:14px;color:var(--muted);}
.side-nav--plain a:hover{border-left-color:var(--primary);}

.side-cta{background:var(--ink);border-radius:var(--r-lg);padding:24px 20px;color:rgba(255,255,255,.78);}
.side-cta-label{display:inline-block;font-size:12px;font-weight:600;color:var(--accent);margin:0 0 8px;}
.side-cta h3{color:#fff;font-size:17px;margin:0 0 8px;}
.side-cta p{font-size:13px;line-height:1.75;color:rgba(255,255,255,.66);margin:0 0 16px;}
.side-cta .btn{background:var(--primary);color:#fff;}
.side-cta .btn:hover{background:#12A08A;color:#fff;}

.cat-main{min-width:0;}
.cat-intro{
  background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 22px;margin-bottom:28px;
}
.cat-intro p{margin:0;font-size:15px;line-height:1.85;color:var(--ink-soft);}
.cat-intro strong{color:var(--ink);}

/* ---------- List cards ---------- */
.list-stack{display:flex;flex-direction:column;gap:20px;}
.list-card{
  display:grid;grid-template-columns:240px minmax(0,1fr);gap:22px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:16px;box-shadow:var(--shadow-1);
  transition:box-shadow .18s var(--ease),transform .18s var(--ease),border-color .18s var(--ease);
}
.list-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:#D3E3E0;}
.list-thumb{
  display:block;border-radius:var(--r-md);overflow:hidden;
  aspect-ratio:4/3;background:var(--bg-alt);
}
.list-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .18s var(--ease);}
.list-card:hover .list-thumb img{transform:scale(1.03);}
.list-body{display:flex;flex-direction:column;gap:8px;padding:4px 4px 4px 0;min-width:0;}
.list-title{font-size:19px;font-weight:600;line-height:1.45;margin:0;}
.list-title a{color:var(--ink);}
.list-title a:hover{color:var(--primary);}
.list-desc{
  margin:0;font-size:14px;line-height:1.8;color:var(--ink-soft);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.list-meta{display:flex;align-items:center;gap:8px;font-size:var(--fs-xs);color:var(--muted);margin-top:auto;padding-top:4px;}
.dot{width:3px;height:3px;border-radius:50%;background:#C9D6D3;flex:none;}

/* ---------- Pager ---------- */
.pager-wrap{margin-top:40px;display:flex;flex-direction:column;align-items:center;gap:24px;}
.pager{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:44px;padding:0 14px;border-radius:var(--r-md);
  border:1px solid var(--line);background:#fff;color:var(--ink-soft);font-size:14px;
  transition:all .18s var(--ease);
}
.pager a:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
.pager .is-current{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}
.pager .is-disabled{color:#C4CFCD;pointer-events:none;background:var(--bg-alt);}
.pager-back{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:center;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--primary);}
.faq-item.is-open .faq-q{color:var(--primary);}
.faq-icon{position:relative;width:18px;height:18px;flex:none;color:currentColor;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
  transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.faq-icon::before{left:0;right:0;top:8px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .18s var(--ease);}
.faq-item.is-open .faq-a{max-height:420px;}
.faq-a p{margin:0;padding:0 0 20px;font-size:15px;line-height:1.85;color:var(--ink-soft);max-width:760px;}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink);border-radius:var(--r-xl);
  padding:48px;display:grid;grid-template-columns:1.05fr .95fr;
  gap:40px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;margin:0;}
.cta-form{display:flex;gap:12px;}
.cta-form input{
  flex:1;min-width:0;height:48px;border-radius:var(--r-md);
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.07);
  color:#fff;padding:0 16px;font-size:15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.cta-form input::placeholder{color:rgba(255,255,255,.46);}
.cta-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,138,118,.28);}
.cta-note{font-size:12px;color:rgba(255,255,255,.5);margin:14px 0 0;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:96px;}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.12);
}
.site-footer h4{color:#fff;margin:0 0 16px;}
.footer-col ul li+li{margin-top:10px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;}
.footer-col a:hover{color:var(--accent);}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin:16px 0 20px;max-width:330px;}
.brand--footer .brand-text{color:#fff;}
.footer-quote{display:flex;align-items:center;gap:12px;margin:0;padding:0;border:0;}
.avatar{
  width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:600;flex:none;
}
.footer-quote cite{display:block;font-style:normal;color:#fff;font-size:14px;font-weight:600;}
.footer-quote small{display:block;color:rgba(255,255,255,.52);font-size:12px;}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.72);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;padding:20px 0 24px;font-size:13px;color:rgba(255,255,255,.45);
}
.footer-bottom p{margin:0;}

/* ---------- Mobile drawer ---------- */
.drawer-overlay{
  position:fixed;inset:0;background:rgba(16,27,26,.45);z-index:75;
  opacity:0;visibility:hidden;transition:opacity .18s var(--ease),visibility .18s var(--ease);
}
.drawer-overlay.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:88vw;max-width:360px;
  background:#fff;z-index:80;padding:22px 20px;overflow-y:auto;
  display:flex;flex-direction:column;gap:20px;
  transform:translateX(100%);transition:transform .18s var(--ease);
  box-shadow:var(--shadow-3);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-head .brand-text{font-size:17px;font-weight:700;color:var(--ink);}
.drawer-close{
  width:44px;height:44px;border:1px solid var(--line);background:#fff;
  border-radius:var(--r-md);font-size:22px;line-height:1;color:var(--ink-soft);cursor:pointer;
}
.drawer-nav li+li{margin-top:6px;}
.drawer-nav a{
  display:block;padding:12px 14px;border-radius:var(--r-md);
  color:var(--ink-soft);font-size:16px;border:1px solid var(--line);
}
.drawer-nav a.is-active{background:var(--primary-soft);color:var(--primary);border-color:var(--primary-soft);font-weight:600;}
.drawer-cta{margin-top:auto;}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .cat-layout{gap:32px;}
}
@media (max-width:991px){
  .main-nav,.mega{display:none;}
  .nav-toggle{display:block;}
  .cat-layout{grid-template-columns:1fr;gap:32px;}
  .cat-side{position:static;order:2;}
  .cta-band{grid-template-columns:1fr;padding:36px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:72px 0;}
  .section--compact{padding:44px 0 56px;}
  .list-card{grid-template-columns:200px minmax(0,1fr);}
}
@media (max-width:767px){
  .cat-hero{min-height:240px;padding:56px 0;}
  .cat-hero p{font-size:15px;}
}
@media (max-width:575px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .header-actions .btn{display:none;}
  .list-card{grid-template-columns:1fr;gap:14px;}
  .list-thumb{aspect-ratio:16/10;}
  .list-title{font-size:17px;}
  .cta-form{flex-direction:column;}
  .cta-form .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .section{padding:56px 0;}
  .section--compact{padding:36px 0 48px;}
  .cta-band{padding:28px 20px;border-radius:var(--r-lg);}
  .site-footer{margin-top:64px;}
}

/* roulang page: category2 */
:root{
  --primary:#0F8A76;
  --primary-dark:#0A6353;
  --primary-soft:#E6F4F1;
  --accent:#F2913D;
  --accent-soft:#FDEEE1;
  --ink:#101B1A;
  --ink-soft:#33413F;
  --muted:#6E7E7B;
  --line:#E2EAE8;
  --bg:#FFFFFF;
  --bg-alt:#F5F8F7;
  --danger:#C2453B;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(16,27,26,.06),0 2px 8px rgba(16,27,26,.05);
  --shadow-2:0 8px 24px rgba(16,27,26,.08);
  --shadow-3:0 18px 48px rgba(16,27,26,.12);
  --fs-h1:clamp(30px,4vw,44px);
  --fs-h2:clamp(24px,2.6vw,32px);
  --fs-h3:20px;
  --fs-body:16px;
  --fs-sm:14px;
  --fs-xs:13px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --font-num:"DIN Alternate","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --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:var(--font-sans);
  font-size:var(--fs-body);
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--bg);
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
body,p,div,span,h1,h2,h3,h4,li,ul,ol,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
a{color:var(--primary);text-decoration:none;transition:color 180ms var(--ease);}
a:hover{color:var(--primary-dark);}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
img{max-width:100%;display:block;border:0;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.3;letter-spacing:0;}
h3{font-size:var(--fs-h3);font-weight:600;}
p{max-width:50ch;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1200px){.container{max-width:1280px;}}
.section{padding:96px 0;}
.section-alt{background:var(--bg-alt);}
.section-head{margin-bottom:32px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:var(--fs-xs);font-weight:600;color:var(--primary);
  letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px;}
.section-title{font-size:var(--fs-h2);margin-bottom:12px;}
.section-sub{font-size:var(--fs-body);color:var(--muted);max-width:52ch;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;
  transition:all 180ms var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-outline{background:#fff;color:var(--primary);border:1.5px solid var(--primary);}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.75);}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-weight:600;font-size:15px;position:relative;
}
.link-arrow i{transition:transform 180ms var(--ease);font-size:13px;}
.link-arrow:hover i{transform:translateX(3px);}
.link-arrow::after{
  content:"";position:absolute;left:0;bottom:-4px;height:2px;width:0;
  background:var(--primary);transition:width 180ms var(--ease);
}
.link-arrow:hover::after{width:calc(100% - 16px);}

/* ============ 徽章与标签 ============ */
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:var(--fs-xs);font-weight:600;
  background:var(--primary-soft);color:var(--primary);line-height:1;
}
.badge-accent{background:var(--accent-soft);color:#B4611A;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:rgba(255,255,255,.97);
  border-bottom:1px solid transparent;transition:box-shadow 180ms var(--ease),border-color 180ms var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;gap:28px;min-height:72px;}
.logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--ink);flex:0 0 auto;}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:30px;height:30px;border-radius:9px;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-size:14px;font-weight:700;font-family:var(--font-num);
}
.main-nav{flex:1 1 auto;}
.main-nav ul{display:flex;align-items:center;gap:4px;}
.main-nav a{
  display:inline-flex;align-items:center;height:44px;padding:0 14px;
  position:relative;color:var(--ink-soft);font-size:15px;font-weight:500;border-radius:var(--r-sm);
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft);}
.main-nav a.is-active{color:var(--primary);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  border-radius:2px;background:var(--primary);
}
.nav-mega{position:relative;flex:0 0 auto;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 16px;
  border-radius:var(--r-md);border:1px solid var(--line);color:var(--ink-soft);
  font-size:14px;font-weight:600;background:#fff;transition:all 180ms var(--ease);
}
.mega-trigger:hover,.nav-mega.is-open .mega-trigger{background:var(--primary-soft);border-color:var(--primary-soft);color:var(--primary);}
.mega-trigger i{font-size:12px;transition:transform 180ms var(--ease);}
.nav-mega.is-open .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:760px;max-width:calc(100vw - 32px);
  background:#fff;border-radius:var(--r-lg);box-shadow:var(--shadow-3);overflow:hidden;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity 180ms var(--ease),transform 180ms var(--ease),visibility 180ms var(--ease);
}
.mega-panel::before{content:"";display:block;height:2px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.nav-mega:hover .mega-panel,.nav-mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:0;}
.mega-col{padding:22px 22px 24px;border-right:1px solid var(--line);}
.mega-col:last-child{border-right:0;}
.mega-col h4{font-size:14px;color:var(--muted);font-weight:600;margin-bottom:14px;letter-spacing:.02em;}
.mega-links li a{
  display:block;padding:7px 10px;border-left:2px solid transparent;border-radius:0 var(--r-sm) var(--r-sm) 0;
  font-size:14px;color:var(--ink-soft);
}
.mega-links li a:hover{background:var(--bg-alt);border-left-color:var(--primary);color:var(--primary);}
.mega-news li{padding:10px 0;border-bottom:1px dashed var(--line);}
.mega-news li:last-child{border-bottom:0;}
.mega-news a{display:block;font-size:14px;color:var(--ink);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.mega-news a:hover{color:var(--primary);}
.mega-news time{font-size:12px;color:var(--muted);}
.mega-card{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:var(--bg-alt);}
.mega-card img{width:100%;height:112px;object-fit:cover;}
.mega-card-body{padding:12px 14px 14px;}
.mega-card-body p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:10px;max-width:none;}
.mega-card-body .btn{height:36px;font-size:13px;padding:0 16px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);border:1px solid var(--line);
  align-items:center;justify-content:center;color:var(--ink);font-size:17px;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:88vw;max-width:360px;background:#fff;z-index:120;
  transform:translateX(102%);transition:transform 220ms var(--ease);box-shadow:var(--shadow-3);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:44px;height:44px;display:grid;place-items:center;border-radius:var(--r-md);border:1px solid var(--line);font-size:17px;color:var(--ink);}
.drawer-nav li a{display:block;padding:14px 12px;border-radius:var(--r-md);font-size:16px;font-weight:500;color:var(--ink-soft);}
.drawer-nav li a:hover,.drawer-nav li a.is-active{background:var(--primary-soft);color:var(--primary);}
.drawer-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);}
.drawer-mask{position:fixed;inset:0;background:rgba(16,27,26,.42);z-index:110;opacity:0;visibility:hidden;transition:opacity 180ms var(--ease),visibility 180ms var(--ease);}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;background:var(--primary-dark);color:#fff;
  min-height:240px;display:flex;align-items:center;padding:56px 0 60px;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.18;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:56px 56px;
}
.cat-hero .container{position:relative;z-index:2;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);color:#fff;font-size:var(--fs-xs);font-weight:600;margin-bottom:16px;
}
.hero-tag span.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);}
.cat-hero h1{color:#fff;font-size:var(--fs-h1);margin-bottom:14px;max-width:22ch;}
.cat-hero p.hero-sub{
  color:rgba(255,255,255,.86);font-size:17px;line-height:1.8;max-width:44ch;margin-bottom:22px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap;margin-top:28px;}
.hero-stats div strong{font-family:var(--font-num);font-size:24px;color:var(--accent);display:block;line-height:1.2;}
.hero-stats div small{font-size:var(--fs-xs);color:rgba(255,255,255,.72);}

/* ============ 面包屑 ============ */
.breadcrumb-bar{border-bottom:1px solid var(--line);background:#fff;}
.breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:var(--fs-xs);color:var(--muted);padding:14px 0;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb i{font-size:10px;color:var(--line);}
.breadcrumb span.current{color:var(--ink);font-weight:600;}

/* ============ 筛选条 ============ */
.filter-bar{
  display:flex;align-items:center;gap:10px;padding:18px 0;overflow-x:auto;
  border-bottom:1px solid var(--line);scrollbar-width:thin;
}
.filter-bar::-webkit-scrollbar{height:4px;}
.filter-bar::-webkit-scrollbar-thumb{background:var(--line);border-radius:4px;}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--ink-soft);font-size:14px;font-weight:500;white-space:nowrap;
  transition:all 180ms var(--ease);background:#fff;
}
.chip:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
.chip.is-current{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}

/* ============ 入口网格 ============ */
.entry-grid{margin-top:8px;}
.entry-card{
  display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);
  overflow:hidden;transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt);}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform 220ms var(--ease);}
.entry-card:hover .thumb img{transform:scale(1.03);}
.thumb .badge{position:absolute;left:14px;top:14px;box-shadow:0 2px 8px rgba(16,27,26,.16);}
.entry-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.entry-title{font-size:18px;font-weight:600;color:var(--ink);line-height:1.5;}
.entry-title a{color:var(--ink);}
.entry-title a:hover{color:var(--primary);}
.entry-desc{font-size:15px;color:var(--ink-soft);line-height:1.8;}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.entry-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:var(--fs-xs);color:var(--muted);
}
.entry-meta .go{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;}
.entry-meta .go i{font-size:11px;transition:transform 180ms var(--ease);}
.entry-card:hover .entry-meta .go i{transform:translateX(3px);}

/* ============ 分页与加载更多 ============ */
.grid-foot{margin-top:40px;display:flex;flex-direction:column;align-items:center;gap:22px;}
.pager{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;}
.pager a,.pager span{
  min-width:44px;height:44px;padding:0 14px;border-radius:var(--r-md);border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;color:var(--ink-soft);
  background:#fff;font-family:var(--font-num);
}
.pager a:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
.pager span.is-current{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}

/* ============ 流程步骤 ============ */
.steps{margin-top:8px;}
.step-item{
  height:100%;padding:26px 22px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-1);position:relative;overflow:hidden;
}
.step-num{
  font-family:var(--font-num);font-size:15px;font-weight:700;color:var(--accent);
  display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;
}
.step-num::after{content:"";width:26px;height:2px;background:var(--accent-soft);border-radius:2px;}
.step-item h3{font-size:17px;margin-bottom:10px;}
.step-item p{font-size:14px;color:var(--muted);line-height:1.8;max-width:none;}

/* ============ 指标与评价 ============ */
.stat-grid{gap:0;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;box-shadow:var(--shadow-1);overflow:hidden;}
.stat-cell{padding:30px 26px;border-right:1px solid var(--line);}
.stat-cell:last-child{border-right:0;}
.stat-cell strong{font-family:var(--font-num);font-size:34px;line-height:1.1;color:var(--primary);display:block;margin-bottom:8px;}
.stat-cell span{font-size:var(--fs-sm);
  color:var(--muted);}
.voices{margin-top:36px;}
.voice{
  height:100%;padding:26px 28px;border-radius:var(--r-lg);border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow-1);
}
.voice.wide{background:var(--primary-soft);border-color:var(--primary-soft);}
.voice blockquote{font-size:16px;line-height:1.9;color:var(--ink-soft);margin-bottom:18px;}
.voice footer{display:flex;align-items:center;gap:12px;}
.avatar{
  width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:600;flex:0 0 auto;
}
.voice cite{font-style:normal;font-weight:600;color:var(--ink);display:block;font-size:15px;}
.voice small{color:var(--muted);font-size:var(--fs-xs);}

/* ============ FAQ ============ */
.faq-list{margin-top:8px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 0;font-size:17px;font-weight:600;color:var(--ink);transition:color 180ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-item summary::after{
  content:"+";font-family:var(--font-num);font-size:20px;font-weight:400;color:var(--primary);
  flex:0 0 auto;transition:transform 180ms var(--ease);
}
.faq-item[open] summary{color:var(--primary);}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg);}
.faq-body{padding:0 0 18px;font-size:15px;color:var(--ink-soft);line-height:1.85;}
.faq-body p{max-width:62ch;}

/* ============ CTA ============ */
.cta-band{background:var(--ink);color:rgba(255,255,255,.88);position:relative;overflow:hidden;}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:48px 48px;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:72px 0;}
.cta-inner h2{color:#fff;font-size:var(--fs-h2);margin-bottom:14px;}
.cta-inner p{color:rgba(255,255,255,.78);font-size:16px;max-width:46ch;}
.cta-form{display:flex;gap:12px;}
.cta-form input[type="email"]{
  flex:1 1 auto;height:48px;border-radius:var(--r-md);border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);color:#fff;padding:0 16px;font-size:15px;font-family:inherit;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.cta-form input[type="email"]::placeholder{color:rgba(255,255,255,.5);}
.cta-form input[type="email"]:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,138,118,.24);}
.cta-note{margin-top:14px;font-size:12px;color:rgba(255,255,255,.55);line-height:1.7;max-width:52ch;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.88);padding:64px 0 0;border-top:1px solid rgba(255,255,255,.12);}
.footer-grid{padding-bottom:44px;}
.footer-logo{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-logo .logo-mark{background:var(--primary);}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.8;max-width:32ch;margin-bottom:18px;}
.social-row{display:flex;gap:10px;}
.social-row a{
  width:44px;height:44px;border-radius:var(--r-md);border:1px solid rgba(255,255,255,.16);
  display:grid;place-items:center;color:rgba(255,255,255,.82);font-size:15px;
  transition:all 180ms var(--ease);
}
.social-row a:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
.site-footer h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.site-footer ul li{margin-bottom:10px;}
.site-footer ul li a{color:rgba(255,255,255,.72);font-size:14px;}
.site-footer ul li a:hover{color:var(--accent);}
.contact-list li{color:rgba(255,255,255,.72);font-size:14px;display:flex;gap:10px;align-items:flex-start;}
.contact-list li i{color:var(--accent);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:var(--fs-xs);color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .mega-panel{width:660px;}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .main-nav,.nav-mega{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .cta-inner{grid-template-columns:1fr;gap:28px;padding:60px 0;}
  .stat-cell:nth-child(2){border-right:0;}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line);}
  .stat-cell strong{font-size:28px;}
  .cat-hero{min-height:220px;padding:48px 0 52px;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  body{font-size:15px;}
  .cat-hero h1{max-width:none;}
  .hero-stats{gap:24px;}
  .hero-actions .btn{width:100%;}
  .cta-form{flex-direction:column;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .stat-cell{padding:24px 20px;}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line);}
  .stat-cell:last-child{border-bottom:0;}
  .entry-body{padding:18px;}
}