/* roulang page: index */
:root{
  --brand:#D9541E;
  --brand-dark:#B8430F;
  --brand-press:#9E390C;
  --ink:#1F2024;
  --ink-2:#3A3B40;
  --muted:#6B6A66;
  --green:#2F6B5E;
  --green-soft:#EAF1EE;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --band:#F2EDE4;
  --line:#E7E1D8;
  --r-s:8px;
  --r-m:12px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(31,32,36,.06);
  --sh-2:0 10px 26px rgba(31,32,36,.10);
  --sec:88px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease}
a:hover{color:var(--brand)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.sec{padding:var(--sec) 0}
.sec-tight{padding:64px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;flex-wrap:wrap}
.sec-head h2{font-size:30px;line-height:1.35;font-weight:700;letter-spacing:0;position:relative;padding-left:16px}
.sec-head h2::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:4px;border-radius:2px;background:var(--brand)}
.sec-sub{font-size:14px;color:var(--muted);max-width:520px;line-height:1.8}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.06em;color:var(--brand);font-weight:600;margin-bottom:14px}
.eyebrow i{font-size:12px}
.k1-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:48px;padding:0 24px;border-radius:var(--r-s);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.k1-btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(217,84,30,.22)}
.k1-btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(217,84,30,.26)}
.k1-btn-primary:active{background:var(--brand-press);transform:translateY(0)}
.k1-btn-ghost{background:#fff;color:var(--ink);border-color:var(--ink)}
.k1-btn-ghost:hover{background:var(--band);color:var(--ink);transform:translateY(-1px)}
.k1-btn-sm{height:40px;padding:0 18px;font-size:14px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);border-bottom:1px solid transparent;padding-bottom:2px}
.link-more:hover{border-bottom-color:var(--brand)}
.badge-soft{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--green-soft);color:var(--green);font-size:13px;letter-spacing:.02em;font-weight:500}
.badge-line{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--muted);font-size:13px}

/* 顶部信息条 */
.topbar{background:var(--ink);color:#F4F1EB;font-size:13px}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px}
.topbar-in span{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-in span i{color:var(--brand);font-size:12px}
.topbar-in a{color:#F4F1EB;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.topbar-in a:hover{color:#fff}

/* 导航 */
.site-header{position:sticky;top:0;z-index:1040;background:#fff;box-shadow:0 1px 0 var(--line)}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{
  width:42px;height:42px;border-radius:10px;background:var(--ink);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;letter-spacing:.02em;flex:none;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:.02em;color:var(--ink)}
.brand-text em{font-style:normal;font-size:12px;letter-spacing:.22em;color:var(--muted)}
.desk-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.desk-nav > a,.mega-trigger{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  height:40px;padding:0 14px;border-radius:var(--r-s);
  font-size:15px;color:var(--ink-2);background:transparent;border:0;cursor:pointer;
  transition:color .2s ease,background .2s ease;
}
.desk-nav > a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.desk-nav > a:hover{color:var(--ink);background:var(--band)}
.desk-nav > a:hover::after,.desk-nav > a.active::after{transform:scaleX(1)}
.desk-nav > a.active{color:var(--ink);font-weight:700}
.mega-trigger:hover{color:var(--ink);background:var(--band)}
.nav-item-mega{position:relative}
.nav-item-mega .fa-chevron-down{font-size:10px;transition:transform .2s ease}
.nav-item-mega:hover .fa-chevron-down,.nav-item-mega:focus-within .fa-chevron-down{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:720px;max-width:calc(100vw - 40px);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-m);
  box-shadow:var(--sh-2);padding:24px;
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(4px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.mega-panel::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.nav-item-mega:hover .mega-panel,.nav-item-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:13px;letter-spacing:.08em;color:var(--muted);font-weight:600;margin-bottom:14px}
.mega-col ul li + li{margin-top:10px}
.mega-col ul a{font-size:14px;color:var(--ink-2);display:inline-flex;align-items:center;gap:8px}
.mega-col ul a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--line);transition:background .2s ease}
.mega-col ul a:hover{color:var(--brand)}
.mega-col ul a:hover::before{background:var(--brand)}
.mega-news a{display:block;padding:8px 0;border-bottom:1px solid var(--line)}
.mega-news a:last-child{border-bottom:0}
.mega-news strong{display:block;font-size:14px;font-weight:600;line-height:1.6;color:var(--ink)}
.mega-news span{font-size:12px;color:var(--muted)}
.mega-card{display:block;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;background:var(--bg);transition:box-shadow .2s ease,transform .2s ease}
.mega-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.mega-card-body{padding:12px 14px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.mega-card-body span{font-size:13px;font-weight:600;line-height:1.5}
.mega-card-body i{color:var(--brand);font-size:12px}
.nav-right{display:flex;align-items:center;gap:12px;flex:none}
.burger{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-s);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:17px;cursor:pointer;
}
.burger:hover{background:var(--band)}
.mobile-nav{border-top:1px solid var(--line);background:#fff}
.mobile-nav .wrap{padding-top:12px;padding-bottom:20px;max-height:72vh;overflow-y:auto}
.mobile-nav a{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 4px;font-size:15px;border-bottom:1px solid var(--line);color:var(--ink-2)}
.mobile-nav a.active{color:var(--brand);font-weight:700}
.mobile-nav a i{font-size:12px;color:var(--muted)}
.mobile-nav .m-sub{padding-left:16px}
.mobile-nav .m-sub a{font-size:14px;min-height:44px;color:var(--muted)}
.mobile-nav .k1-btn{width:100%;margin-top:16px}

/* Hero */
.hero{position:relative;overflow:hidden;padding:72px 0 80px}
.hero-grid-bg{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(to right,rgba(31,32,36,.05) 1px,transparent 1px),linear-gradient(to bottom,rgba(31,32,36,.05) 1px,transparent 1px);
  background-size:64px 64px;opacity:.55;
}
.hero-slant{
  position:absolute;top:0;right:0;width:44%;height:100%;background:var(--band);
  clip-path:polygon(16% 0,100% 0,100% 100%,0 100%);pointer-events:none;
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.hero h1{font-size:40px;line-height:1.25;font-weight:700;letter-spacing:0;margin-bottom:20px}
.hero h1 span{color:var(--brand)}
.hero-lead{font-size:16px;color:var(--ink-2);line-height:1.85;max-width:520px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.trust-row{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--line);padding-top:22px}
.trust-item{padding:0 22px;border-left:1px solid var(--line)}
.trust-item:first-child{padding-left:0;border-left:0}
.trust-item b{display:block;font-size:24px;font-weight:700;line-height:1.2;letter-spacing:-.01em;color:var(--ink)}
.trust-item b em{font-style:normal;font-size:14px;color:var(--muted);margin-left:2px;font-weight:600}
.trust-item span{font-size:13px;color:var(--muted);line-height:1.7}
.hero-visual{position:relative}
.hero-figure{border-radius:var(--r-m);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-2);background:#fff}
.hero-figure img{width:100%;aspect-ratio:5/4;object-fit:cover}
.hero-float{
  position:absolute;left:-22px;bottom:-24px;width:250px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-m);box-shadow:var(--sh-2);padding:16px 18px;
}
.hero-float .hf-top{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:8px}
.hero-float .hf-top i{color:var(--green)}
.hero-float b{font-size:22px;font-weight:700;display:block;line-height:1.2}
.hero-float b em{font-style:normal;font-size:13px;color:var(--muted);margin-left:4px;font-weight:600}
.hero-float p{font-size:13px;color:var(--muted);line-height:1.7;margin-top:6px}

/* 卖点横向列表 */
.points{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.points-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px}
.points-intro h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:16px}
.points-intro p{font-size:15px;color:var(--muted);line-height:1.85;margin-bottom:22px}
.point-list{border-top:1px solid var(--line)}
.point-item{
  display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:start;
  padding:26px 0;border-bottom:1px solid var(--line);
  transition:transform .22s ease;
}
.point-item:hover{transform:translateX(4px)}
.point-num{font-size:26px;font-weight:700;line-height:1;color:var(--line);letter-spacing:-.02em;transition:color .22s ease;min-width:44px}
.point-item:hover .point-num{color:var(--brand)}
.point-body h3{font-size:18px;font-weight:600;margin-bottom:8px}
.point-body p{font-size:14px;color:var(--muted);line-height:1.8;max-width:460px}
.point-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;max-width:210px}
.point-tags span{font-size:12px;color:var(--ink-2);border:1px solid var(--line);border-radius:var(--r-pill);padding:3px 10px;background:var(--bg);white-space:nowrap}

/* 场景 */
.scene-row{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;padding:44px 0}
.scene-row + .scene-row{border-top:1px solid var(--line)}
.scene-row.flip .scene-media{order:2}
.scene-media{border-radius:var(--r-m);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);max-width:560px;background:#fff}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.scene-media:hover img{transform:scale(1.03)}
.scene-body h3{font-size:20px;font-weight:600;margin-bottom:14px}
.scene-body p{font-size:15px;color:var(--ink-2);line-height:1.85;margin-bottom:12px}
.scene-list{margin:18px 0 22px}
.scene-list li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.9}
.scene-list li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:2px;background:var(--brand)}

/* 资讯 */
.news{background:var(--band)}
.news-filter{display:flex;flex-wrap:wrap;gap:10px}
.news-filter span{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--muted);
}
.news-filter span.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.news-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:start}
.news-feature{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);
  overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .22s ease,transform .22s ease;
}
.news-feature:hover{box-shadow:var(--sh-2);transform:translateY(-2px);color:inherit}
.news-feature-img{overflow:hidden}
.news-feature-img img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.news-feature:hover .news-feature-img img{transform:scale(1.03)}
.news-feature-body{padding:24px}
.news-feature-body h3{font-size:20px;font-weight:600;line-height:1.5;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-feature-body p{font-size:14px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.news-side{display:flex;flex-direction:column;gap:16px}
.news-row{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);
  padding:20px;box-shadow:var(--sh-1);transition:box-shadow .22s ease,transform .22s ease;
}
.news-row:hover{box-shadow:var(--sh-2);transform:translateY(-2px);color:inherit}
.news-row h3{font-size:16px;font-weight:600;line-height:1.6;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row p{font-size:13px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-row .news-meta{margin-top:12px;padding-top:12px}
.news-empty{
  grid-column:1 / -1;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);
  min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  text-align:center;padding:32px;
}
.news-empty p{font-size:15px;color:var(--muted)}

/* 社会认同 */
.logo-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden}
.logo-wall div{background:#fff;height:88px;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;color:#B4B0A8;letter-spacing:.06em;transition:color .22s ease,background .22s ease}
.logo-wall div:hover{color:var(--ink);background:#fff}
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
.voice-card{background:var(--band);border-radius:var(--r-m);padding:26px;border:1px solid transparent;transition:border-color .22s ease,background .22s ease}
.voice-card:hover{background:#fff;border-color:var(--line);box-shadow:var(--sh-1)}
.voice-card .quote{font-size:28px;line-height:1;color:var(--brand);opacity:.5;margin-bottom:10px;font-weight:700}
.voice-card p{font-size:14px;line-height:1.85;color:var(--ink-2)}
.voice-who{margin-top:18px;padding-top:14px;border-top:1px solid rgba(31,32,36,.08);font-size:13px;color:var(--muted)}
.voice-who b{display:block;color:var(--ink);font-weight:600;font-size:14px}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:48px;position:relative}
.timeline::before{content:"";position:absolute;left:0;right:0;top:7px;height:1px;background:var(--line)}
.tl-node{position:relative;padding-right:24px}
.tl-dot{width:15px;height:15px;border-radius:50%;background:var(--brand);border:3px solid var(--bg);position:relative;z-index:1;margin-bottom:16px}
.tl-node b{display:block;font-size:18px;font-weight:700;letter-spacing:-.01em;margin-bottom:6px}
.tl-node span{font-size:13px;color:var(--muted);line-height:1.75}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:3.4fr 8.6fr;gap:56px;align-items:start}
.faq-intro h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:14px}
.faq-intro p{font-size:14px;color:var(--muted);line-height:1.85}
.faq-intro .k1-btn{margin-top:22px}
.faq.accordion{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;--bs-accordion-border-width:0}
.faq .accordion-item{background:#fff;border:0;border-bottom:1px solid var(--line)}
.faq .accordion-item:last-child{border-bottom:0}
.faq .accordion-button{
  background:#fff;color:var(--ink);font-size:17px;font-weight:600;line-height:1.6;
  padding:20px 56px 20px 24px;box-shadow:none;border:0;
}
.faq .accordion-button:not(.collapsed){color:var(--ink);background:#fff}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:-2px}
.faq .accordion-button::after{
  content:"+";font-family:var(--font);font-size:22px;font-weight:400;color:var(--muted);
  background-image:none;width:auto;height:auto;line-height:1;transform:none;
  position:absolute;right:24px;top:50%;margin-top:-14px;
  transition:color .2s ease,transform .2s ease;
}
.faq .accordion-button:not(.collapsed)::after{content:"−";color:var(--brand);transform:rotate(180deg)}
.faq .accordion-body{padding:0 56px 22px 24px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* CTA + 表单 */
.cta-band{background:var(--ink);color:#F4F1EB}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.cta-copy h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:16px;color:#fff}
.cta-copy p{font-size:15px;line-height:1.85;color:#A9A6A0;margin-bottom:24px;max-width:460px}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#D8D4CC;line-height:1.8;margin-bottom:10px}
.cta-list li i{color:var(--brand);font-size:13px;margin-top:6px}
.form-card{background:#fff;border-radius:var(--r-m);padding:32px;box-shadow:0 18px 42px rgba(0,0,0,.24)}
.form-card h3{font-size:20px;font-weight:600;color:var(--ink);margin-bottom:6px}
.form-card .form-tip{font-size:13px;color:var(--muted);margin-bottom:22px}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:8px}
.form-field label .req{color:var(--brand);margin-left:4px}
.form-field input,.form-field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-s);background:#fff;
  font-size:15px;color:var(--ink);padding:0 14px;height:48px;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field textarea{height:104px;padding:12px 14px;line-height:1.75;resize:vertical}
.form-field input::placeholder,.form-field textarea::placeholder{color:#A9A6A0}
.form-field input:focus,.form-field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(217,84,30,.14)}
.form-card .k1-btn{width:100%;margin-top:6px}
.form-note{font-size:12px;color:var(--muted);line-height:1.7;margin-top:12px}

/* 页脚 */
.site-footer{background:var(--ink);color:#F4F1EB;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand .brand-mark{background:var(--brand);color:#fff}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:#A9A6A0}
.footer-brand p{font-size:14px;line-height:1.85;color:#A9A6A0;margin:18px 0;max-width:300px}
.footer-contact li{font-size:14px;color:#D8D4CC;line-height:1.9;display:flex;gap:10px;align-items:flex-start}
.footer-contact li i{color:var(--brand);font-size:13px;margin-top:7px;width:14px;flex:none}
.site-footer h4{font-size:14px;font-weight:600;letter-spacing:.06em;color:#fff;margin-bottom:18px}
.footer-links li + li{margin-top:10px}
.footer-links a{font-size:14px;color:#A9A6A0;display:inline-block;transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:#fff;transform:translateX(2px)}
.footer-cta p{font-size:13px;color:#A9A6A0;line-height:1.8;margin-bottom:14px}
.footer-cta .k1-btn{width:100%}
.footer-bottom{border-top:1px solid rgba(244,241,235,.14);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#A9A6A0}
.footer-bottom a{color:#A9A6A0}
.footer-bottom a:hover{color:#fff}

/* 悬浮转化条 */
.cta-dock{
  position:fixed;z-index:1030;background:#fff;border:1px solid var(--line);box-shadow:var(--sh-2);
  display:flex;align-items:center;gap:14px;padding:10px 12px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
}
.cta-dock.show{opacity:1;visibility:visible;transform:translateY(0)}
.cta-dock p{font-size:13px;color:var(--ink-2);line-height:1.5;margin:0}
.cta-dock p b{color:var(--brand)}
.cta-dock .k1-btn{flex:none}
.dock-icon{width:44px;height:44px;border-radius:var(--r-s);border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--ink);flex:none}
.dock-icon:hover{background:var(--band);color:var(--ink)}

@media (min-width:768px){
  .cta-dock{right:24px;bottom:24px;border-radius:var(--r-pill);padding:10px 14px 10px 20px;max-width:520px}
}
@media (max-width:767px){
  .cta-dock{left:0;right:0;bottom:0;border-radius:0;border-left:0;border-right:0;border-bottom:0;padding:8px 14px;min-height:60px}
  .cta-dock p{font-size:12px}
  body{padding-bottom:68px}
}

/* 响应式 */
@media (max-width:1199px){
  .hero h1{font-size:34px}
  .hero-inner{gap:40px}
  .mega-panel{width:640px}
}
@media (max-width:991px){
  :root{--sec:64px}
  .desk-nav{display:none}
  .burger{display:inline-flex}
  .nav-bar{height:60px}
  .hero{padding:48px 0 56px}
  .hero-slant{width:100%;clip-path:polygon(0 62%,100% 44%,100% 100%,0 100%)}
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero h1{font-size:30px}
  .hero-lead{max-width:100%}
  .hero-float{left:12px;bottom:-18px;width:220px}
  .points-grid,.faq-wrap,.cta-grid{grid-template-columns:1fr;gap:32px}
  .point-item{grid-template-columns:auto 1fr;gap:16px}
  .point-tags{grid-column:2;justify-content:flex-start;max-width:100%;margin-top:10px}
  .scene-row{grid-template-columns:1fr;gap:28px;padding:32px 0}
  .scene-row.flip .scene-media{order:0}
  .news-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .logo-wall{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:1fr 1fr;gap:28px}
  .timeline::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .sec-head h2,.points-intro h2,.faq-intro h2,.cta-copy h2{font-size:24px}
}
@media (max-width:575px){
  :root{--sec:52px}
  body{font-size:15px}
  .topbar-in span{font-size:12px}
  .topbar-in a{display:none}
  .hero h1{font-size:26px}
  .hero-actions .k1-btn{width:100%}
  .trust-item{width:50%;padding:12px 0 0 16px;border-left:1px solid var(--line);margin-top:12px}
  .trust-item:nth-child(odd){border-left:0;padding-left:0}
  .trust-item b{font-size:20px}
  .hero-float{position:static;width:100%;margin-top:16px}
  .logo-wall div{height:72px;font-size:14px}
  .timeline{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .form-card{padding:22px}
  .news-feature-body,.news-row{padding:18px}
  .faq .accordion-button{font-size:16px;padding:18px 48px 18px 18px}
  .faq .accordion-body{padding:0 24px 20px 18px}
}

/* roulang page: category1 */
:root{
  --k1-primary:#D9541E;
  --k1-primary-hover:#B8430F;
  --k1-primary-active:#9E390C;
  --k1-ink:#1F2024;
  --k1-green:#2F6B5E;
  --k1-bg:#FAF7F2;
  --k1-surface:#FFFFFF;
  --k1-band:#F2EDE4;
  --k1-line:#E7E1D8;
  --k1-muted:#6B6A66;
  --k1-radius-btn:8px;
  --k1-radius-card:12px;
  --k1-shadow:0 2px 8px rgba(31,32,36,.06);
  --k1-shadow-hover:0 10px 26px rgba(31,32,36,.10);
  --k1-font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Inter,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--k1-font);
  font-size:16px;
  line-height:1.85;
  color:var(--k1-ink);
  background:var(--k1-bg);
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--k1-primary);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0;color:var(--k1-ink);font-weight:700;line-height:1.35;}
h1{font-size:40px;line-height:1.25;}
h2{font-size:30px;margin-bottom:16px;}
h3{font-size:20px;font-weight:600;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--k1-primary);outline-offset:2px;border-radius:4px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* 顶部信息条 */
.topbar{background:var(--k1-ink);color:#F4F1EB;font-size:13px;}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;min-height:36px;gap:16px;}
.topbar a{color:#F4F1EB;border-bottom:1px solid rgba(244,241,235,.35);}
.topbar a:hover{color:#fff;border-bottom-color:var(--k1-primary);}
.topbar .topbar-left{display:flex;align-items:center;gap:8px;}
.topbar .topbar-left i{color:var(--k1-primary);}
.topbar .topbar-right{display:flex;align-items:center;gap:18px;white-space:nowrap;}

/* 页头与导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  box-shadow:0 1px 0 var(--k1-line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  min-height:68px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--k1-primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:700;font-size:16px;letter-spacing:.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.06em;color:var(--k1-ink);}
.brand-text em{font-style:normal;font-size:12px;color:var(--k1-muted);letter-spacing:.06em;}
.desk-nav{display:flex;align-items:center;gap:26px;margin-left:auto;}
.desk-nav > a{
  position:relative;
  padding:8px 0;
  font-size:15px;
  color:var(--k1-ink);
  font-weight:500;
  white-space:nowrap;
}
.desk-nav > a::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--k1-primary);
  transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.desk-nav > a:hover::after,
.desk-nav > a.active::after{transform:scaleX(1);}
.desk-nav > a.active{font-weight:700;}
.nav-item-mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;
  background:none;border:0;padding:8px 0;
  font-size:15px;font-weight:500;color:var(--k1-ink);cursor:pointer;
}
.mega-trigger i{font-size:11px;transition:transform .2s ease;}
.nav-item-mega:hover .mega-trigger i,
.nav-item-mega:focus-within .mega-trigger i{transform:rotate(180deg);color:var(--k1-primary);}
.mega-panel{
  position:absolute;
  top:calc(100% + 14px);
  right:0;
  width:720px;
  background:#fff;
  border:1px solid var(--k1-line);
  border-radius:var(--k1-radius-card);
  box-shadow:0 16px 40px rgba(31,32,36,.12);
  padding:24px;
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:22px;
  opacity:0;
  visibility:hidden;
  transform:translateY(4px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.nav-item-mega:hover .mega-panel,
.nav-item-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col h4{font-size:13px;letter-spacing:.06em;color:var(--k1-muted);font-weight:600;margin-bottom:12px;}
.mega-col ul li{margin-bottom:10px;}
.mega-col ul li a{
  font-size:14px;color:var(--k1-ink);
  display:inline-block;
  border-bottom:1px solid transparent;
  transition:border-color .18s ease,transform .18s ease,color .18s ease;
}
.mega-col ul li a:hover{color:var(--k1-primary);border-bottom-color:var(--k1-primary);transform:translateX(3px);}
.mega-news a{display:block;padding:10px 0;border-bottom:1px solid var(--k1-line);}
.mega-news a:last-child{border-bottom:0;}
.mega-news strong{display:block;font-size:14px;font-weight:600;line-height:1.5;}
.mega-news span{font-size:12px;color:var(--k1-muted);}
.mega-card{display:block;border:1px solid var(--k1-line);border-radius:var(--k1-radius-card);overflow:hidden;background:#fff;}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.mega-card-body{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px;font-size:13px;font-weight:600;}
.mega-card-body i{color:var(--k1-primary);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:8px;}
.nav-toggle{
  display:none;
  align-items:center;gap:6px;
  background:#fff;border:1px solid var(--k1-line);
  border-radius:var(--k1-radius-btn);
  padding:10px 12px;font-size:14px;color:var(--k1-ink);
  min-height:44px;
}
.mobile-nav{display:none;}

/* 按钮 */
.k1-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border-radius:var(--k1-radius-btn);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.k1-btn-primary{background:var(--k1-primary);color:#fff;box-shadow:0 2px 8px rgba(217,84,30,.18);}
.k1-btn-primary:hover{background:var(--k1-primary-hover);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(217,84,30,.24);}
.k1-btn-primary:active{background:var(--k1-primary-active);transform:translateY(0);}
.k1-btn-ghost{background:#fff;color:var(--k1-ink);border-color:#CFC8BC;}
.k1-btn-ghost:hover{background:var(--k1-band);color:var(--k1-ink);transform:translateY(-1px);}
.k1-btn-dark{background:#fff;color:var(--k1-ink);}
.k1-btn-dark:hover{background:var(--k1-band);color:var(--k1-ink);}
.k1-btn-sm{height:44px;padding:0 18px;font-size:14px;}

/* 面包屑 */
.crumbs{padding:16px 0 0;}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--k1-muted);}
.crumbs li::after{content:"/";margin-left:8px;color:#C4BCAE;}
.crumbs li:last-child::after{display:none;}
.crumbs li:last-child span{color:var(--k1-ink);font-weight:600;}

/* 分类 Hero */
.cat-hero{padding:36px 0 72px;}
.cat-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--k1-green);
  background:rgba(47,107,94,.09);
  border-radius:999px;padding:6px 14px;margin-bottom:18px;
  letter-spacing:.02em;
}
.cat-hero-copy h1{margin-bottom:18px;}
.cat-hero-copy .lead{font-size:16px;color:var(--k1-muted);line-height:1.85;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 30px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--k1-line);padding-top:20px;}
.hero-facts li{
  padding:0 24px;
  border-left:1px solid var(--k1-line);
}
.hero-facts li:first-child{padding-left:0;border-left:0;}
.hero-facts strong{display:block;font-size:24px;font-weight:700;color:var(--k1-ink);line-height:1.2;}
.hero-facts span{font-size:13px;color:var(--k1-muted);}
.cat-hero-media{position:relative;}
.cat-hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--k1-radius-card);
  border:1px solid var(--k1-line);
}
.media-badge{
  position:absolute;left:-16px;bottom:24px;
  background:#fff;border:1px solid var(--k1-line);
  border-radius:var(--k1-radius-card);
  box-shadow:var(--k1-shadow);
  padding:14px 18px;max-width:260px;
}
.media-badge strong{display:block;font-size:15px;margin-bottom:2px;}
.media-badge span{font-size:13px;color:var(--k1-muted);}

/* 主体：侧栏目录式 */
.cat-body{padding:8px 0 88px;}
.body-grid{display:grid;grid-template-columns:260px minmax(0,1fr);gap:56px;align-items:start;}
.side-toc{position:sticky;top:96px;}
.toc-title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--k1-muted);margin-bottom:14px;}
.side-toc ul{border-left:1px solid var(--k1-line);}
.side-toc ul li a{
  display:block;
  padding:9px 0 9px 16px;
  font-size:14px;
  color:var(--k1-muted);
  border-left:2px solid transparent;
  margin-left:-1px;
  transition:color .18s ease,border-color .18s ease,padding .18s ease;
}
.side-toc ul li a:hover{color:var(--k1-ink);padding-left:20px;}
.side-toc ul li a.current{color:var(--k1-ink);font-weight:600;border-left-color:var(--k1-primary);}
.toc-cta{
  display:block;margin-top:22px;
  background:var(--k1-band);
  border-radius:var(--k1-radius-card);
  padding:18px;
}
.toc-cta p{font-size:13px;color:var(--k1-muted);margin-bottom:12px;}
.toc-cta a{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--k1-primary);
}
.toc-cta a:hover{color:var(--k1-primary-active);}

.flow-section{
  padding-bottom:56px;
  margin-bottom:56px;
  border-bottom:1px solid var(--k1-line);
}
.flow-section:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.flow-section h2{position:relative;padding-left:16px;}
.flow-section h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;
  background:var(--k1-primary);border-radius:2px;
}
.flow-section h3{margin:24px 0 10px;}
.flow-section p{color:#3A3B40;}
.lead-note{
  background:var(--k1-band);
  border-radius:var(--k1-radius-card);
  padding:18px 20px;
  font-size:14px;
  color:#3A3B40;
  margin:0 0 20px;
}
.point-list{margin:0 0 8px;}
.point-list li{
  position:relative;
  padding-left:20px;
  margin-bottom:10px;
  font-size:15px;
  color:#3A3B40;
  line-height:1.85;
}
.point-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:7px;height:7px;border-radius:2px;background:var(--k1-primary);
}
.point-list li strong{color:var(--k1-ink);}
.flow-figure{margin:24px 0 0;}
.flow-figure img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--k1-radius-card);
  border:1px solid var(--k1-line);
}
.flow-figure figcaption{font-size:13px;color:var(--k1-muted);margin-top:10px;text-align:center;}

/* 组合矩阵 */
.matrix{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;margin-top:8px;
}
.matrix-card{
  background:#fff;
  border:1px solid var(--k1-line);
  border-radius:var(--k1-radius-card);
  padding:22px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.matrix-card:hover{transform:translateY(-2px);box-shadow:var(--k1-shadow-hover);border-color:#D8D0C3;}
.matrix-card .tag{
  display:inline-block;font-size:12px;font-weight:600;
  color:var(--k1-green);background:rgba(47,107,94,.09);
  border-radius:999px;padding:4px 12px;margin-bottom:12px;
  letter-spacing:.02em;
}
.matrix-card h3{font-size:18px;margin-bottom:10px;}
.matrix-card p{font-size:14px;color:var(--k1-muted);margin-bottom:14px;}
.kv{display:flex;justify-content:space-between;gap:12px;font-size:13px;padding:7px 0;border-top:1px dashed var(--k1-line);}
.kv span{color:var(--k1-muted);}
.kv strong{font-weight:600;color:var(--k1-ink);}

/* 交叉推荐 */
.cross{padding:0 0 88px;}
.cross-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:26px;flex-wrap:wrap;}
.cross-head p{font-size:14px;color:var(--k1-muted);margin:0;max-width:520px;}
.cross-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.cross-card{
  display:grid;grid-template-columns:160px minmax(0,1fr);
  gap:20px;
  background:#fff;
  border:1px solid var(--k1-line);
  border-radius:var(--k1-radius-card);
  padding:16px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.cross-card:hover{transform:translateY(-2px);box-shadow:var(--k1-shadow-hover);}
.cross-card img{
  width:100%;aspect-ratio:1/1;object-fit:cover;
  border-radius:var(--k1-radius-btn);
}
.cross-card h3{font-size:18px;margin-bottom:8px;}
.cross-card p{font-size:14px;color:var(--k1-muted);margin-bottom:10px;}
.cross-card .more{font-size:14px;font-weight:600;color:var(--k1-primary);display:inline-flex;align-items:center;gap:6px;}
.cross-card:hover .more i{transform:translateX(3px);}
.cross-card .more i{transition:transform .2s ease;}

/* FAQ */
.faq-block{padding:0 0 88px;}
.faq-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:26px;flex-wrap:wrap;}
.faq-head p{font-size:14px;color:var(--k1-muted);margin:0;}
.k1-faq{background:#fff;border:1px solid var(--k1-line);border-radius:var(--k1-radius-card);padding:4px 24px;box-shadow:var(--k1-shadow);}
.k1-faq .accordion-item{border:0;border-bottom:1px solid var(--k1-line);background:transparent;}
.k1-faq .accordion-item:last-child{border-bottom:0;}
.k1-faq .accordion-button{
  background:transparent;
  color:var(--k1-ink);
  font-size:17px;
  font-weight:600;
  padding:20px 40px 20px 0;
  box-shadow:none;
  line-height:1.6;
}
.k1-faq .accordion-button:not(.collapsed){color:var(--k1-ink);background:transparent;box-shadow:none;}
.k1-faq .accordion-button::after{
  content:"+";
  background-image:none;
  transform:none;
  width:auto;height:auto;
  font-size:22px;font-weight:400;line-height:1;
  color:var(--k1-muted);
  position:absolute;right:0;top:50%;
  margin-top:-12px;
  transition:transform .2s ease,color .2s ease;
}
.k1-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--k1-primary);}
.k1-faq .accordion-button:focus{box-shadow:none;border-color:transparent;}
.k1-faq .accordion-body{
  padding:0 40px 22px 0;
  font-size:15px;
  line-height:1.85;
  color:var(--k1-muted);
}

/* 底部 CTA */
.cta-section{
  background:var(--k1-ink);
  color:#F4F1EB;
  padding:88px 0;
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.cta-copy h2{color:#fff;font-size:30px;}
.cta-copy p{color:#BDB9B1;font-size:15px;}
.cta-list{margin-top:22px;}
.cta-list li{
  position:relative;padding-left:20px;margin-bottom:10px;
  font-size:14px;color:#D5D1C9;
}
.cta-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:7px;height:7px;border-radius:2px;background:var(--k1-primary);
}
.cta-form{
  background:#fff;
  border-radius:var(--k1-radius-card);
  padding:28px;
  color:var(--k1-ink);
  box-shadow:0 18px 40px rgba(0,0,0,.18);
}
.cta-form h3{font-size:20px;margin-bottom:6px;}
.cta-form .form-hint{font-size:13px;color:var(--k1-muted);margin-bottom:18px;}
.form-label{font-size:14px;font-weight:600;margin-bottom:6px;color:var(--k1-ink);}
.form-label .req{color:var(--k1-primary);margin-left:2px;}
.form-control{
  height:48px;
  border:1px solid var(--k1-line);
  border-radius:var(--k1-radius-btn);
  font-size:15px;
  padding:0 14px;
  background:#fff;
  color:var(--k1-ink);
  box-shadow:none;
}
textarea.form-control{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;}
.form-control:focus{
  border-color:var(--k1-primary);
  box-shadow:0 0 0 3px rgba(217,84,30,.14);
}
.form-control::placeholder{color:#A9A6A0;}
.cta-form .mb-3{margin-bottom:16px !important;}
.form-note{font-size:12px;color:var(--k1-muted);margin-top:12px;margin-bottom:0;}

/* 页脚 */
.site-footer{background:var(--k1-ink);color:#EFEBE4;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--k1-primary);}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:#A9A6A0;}
.footer-brand p{font-size:14px;color:#B4B0A8;max-width:320px;}
.footer-contact{margin-top:18px;}
.footer-contact li{display:flex;gap:10px;font-size:13px;color:#A9A6A0;margin-bottom:10px;line-height:1.7;}
.footer-contact li i{color:var(--k1-primary);margin-top:5px;font-size:12px;}
.site-footer h4{font-size:14px;color:#fff;letter-spacing:.04em;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:#A9A6A0;display:inline-block;transition:color .18s ease,transform .18s ease;}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-cta p{font-size:14px;color:#A9A6A0;margin-bottom:16px;}
.footer-bottom{
  margin-top:52px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 24px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#9C9891;
}

/* 底部固定转化条 */
.k1-fixed-cta{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1050;
  background:#fff;
  border-top:1px solid var(--k1-line);
  box-shadow:0 -6px 20px rgba(31,32,36,.10);
  padding:10px 16px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  transform:translateY(120%);
  transition:transform .24s ease;
}
.k1-fixed-cta.is-visible{transform:translateY(0);}
.k1-fixed-cta .fixed-text{font-size:13px;color:var(--k1-muted);line-height:1.5;}
.k1-fixed-cta .fixed-text strong{display:block;font-size:14px;color:var(--k1-ink);}
.fixed-actions{display:flex;align-items:center;gap:8px;}
.fixed-actions .k1-btn{height:44px;padding:0 16px;font-size:14px;}

/* 响应式 */
@media (min-width:1200px){
  .k1-fixed-cta{
    left:auto;right:28px;bottom:28px;
    width:auto;border-radius:999px;
    border:1px solid var(--k1-line);
    padding:10px 12px 10px 20px;
    box-shadow:0 14px 34px rgba(31,32,36,.16);
    transform:translateY(140%);
  }
}
@media (max-width:1199px){
  .mega-panel{width:660px;}
  .body-grid{grid-template-columns:230px minmax(0,1fr);gap:40px;}
}
@media (max-width:991px){
  .desk-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .k1-btn{display:none;}
  .header-inner{min-height:60px;gap:16px;}
  .brand-mark{width:34px;height:34px;font-size:15px;}
  .brand-text strong{font-size:16px;}
  .mobile-nav{display:block;border-top:1px solid var(--k1-line);padding:8px 0 18px;}
  .mobile-nav a{
    display:block;
    padding:13px 20px;
    font-size:15px;
    color:var(--k1-ink);
    border-bottom:1px solid var(--k1-line);
    min-height:44px;
  }
  .mobile-nav a.active{color:var(--k1-primary);font-weight:700;}
  .mobile-nav .m-sub{padding-left:36px;font-size:14px;color:var(--k1-muted);background:var(--k1-bg);}
  .mobile-nav .m-cta{padding:16px 20px 0;}
  .mobile-nav .m-cta .k1-btn{width:100%;}
  .cat-hero{padding:28px 0 56px;}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px;}
  h1{font-size:30px;}
  h2{font-size:24px;}
  .body-grid{grid-template-columns:1fr;gap:32px;}
  .side-toc{position:static;}
  .side-toc ul{display:flex;flex-wrap:wrap;border-left:0;gap:8px;}
  .side-toc ul li a{
    border:1px solid var(--k1-line);
    border-radius:999px;
    padding:8px 14px;
    margin-left:0;
    background:#fff;
    font-size:13px;
  }
  .side-toc ul li a:hover{padding-left:14px;border-color:var(--k1-primary);}
  .side-toc ul li a.current{border-color:var(--k1-primary);background:rgba(217,84,30,.08);}
  .toc-cta{display:none;}
  .matrix{grid-template-columns:1fr;}
  .cross-grid{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .cta-section,.cross,.faq-block{padding-bottom:56px;padding-top:56px;}
  .cat-body{padding-bottom:56px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-bottom{flex-direction:column;gap:8px;margin-top:36px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .topbar .wrap{flex-direction:column;align-items:flex-start;gap:2px;padding:8px 20px;}
  .topbar .topbar-right{font-size:12px;}
  h1{font-size:26px;}
  h2{font-size:22px;}
  .hero-facts li{padding:0 16px;margin-bottom:10px;}
  .hero-facts strong{font-size:20px;}
  .hero-actions .k1-btn{width:100%;}
  .cross-card{grid-template-columns:1fr;}
  .cross-card img{aspect-ratio:16/10;}
  .k1-faq{padding:2px 18px;}
  .k1-faq .accordion-button{font-size:16px;padding:18px 34px 18px 0;}
  .flow-section{padding-bottom:40px;margin-bottom:40px;}
  .cta-form{padding:22px;}
  .footer-grid{grid-template-columns:1fr;}
  body{padding-bottom:64px;}
}
@media (max-width:575px){
  .wrap{padding:0 16px;}
  .media-badge{position:static;margin-top:14px;max-width:none;}
  .k1-btn{height:44px;padding:0 18px;}
  .cta-copy h2{font-size:22px;}
}
@media (min-width:1200px){
  body{padding-bottom:0;}
}

/* roulang page: article */
:root{
  --k1-orange:#D9541E;
  --k1-orange-dark:#B8430F;
  --k1-orange-press:#9E390C;
  --k1-ink:#1F2024;
  --k1-green:#2F6B5E;
  --k1-green-soft:#E7F0EC;
  --k1-bg:#FAF7F2;
  --k1-card:#FFFFFF;
  --k1-band:#F2EDE4;
  --k1-line:#E7E1D8;
  --k1-muted:#6B6A66;
  --k1-radius-btn:8px;
  --k1-radius-card:12px;
  --k1-shadow-1:0 2px 8px rgba(31,32,36,.06);
  --k1-shadow-2:0 10px 26px rgba(31,32,36,.10);
  --k1-gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.85;color:var(--k1-ink);background:var(--k1-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--k1-orange);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--k1-orange-dark)}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.1em}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--k1-orange);outline-offset:2px}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}

/* ========== 按钮 ========== */
.k1-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--k1-radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.k1-btn i{font-size:13px}
.k1-btn-primary{background:var(--k1-orange);color:#fff;border-color:var(--k1-orange)}
.k1-btn-primary:hover{background:var(--k1-orange-dark);border-color:var(--k1-orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(217,84,30,.24)}
.k1-btn-primary:active{background:var(--k1-orange-press);transform:translateY(0);box-shadow:none}
.k1-btn-ghost{background:#fff;color:var(--k1-ink);border-color:var(--k1-ink)}
.k1-btn-ghost:hover{background:var(--k1-band);color:var(--k1-ink)}
.k1-btn-text{height:auto;padding:0;background:none;border:0;color:var(--k1-orange);font-weight:600}
.k1-btn-text:hover{text-decoration:underline;text-underline-offset:4px}
.k1-btn-sm{height:42px;padding:0 18px;font-size:14px}
.k1-btn-block{width:100%}

/* ========== 徽章 / 标签 ========== */
.k1-badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:999px;font-size:13px;letter-spacing:.02em;
  background:var(--k1-green-soft);color:var(--k1-green);
}
.k1-badge-band{background:var(--k1-band);color:#78573F}
.k1-tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border:1px solid var(--k1-line);border-radius:999px;background:#fff;
  font-size:13px;color:#4A4B50;transition:.18s ease;
}
.k1-tag:hover{border-color:var(--k1-orange);color:var(--k1-orange);background:#FFF7F2}

/* ========== 头部导航 ========== */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--k1-line)}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;position:relative}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--k1-ink)}
.brand:hover{color:var(--k1-ink)}
.brand-mark{
  width:38px;height:38px;border-radius:10px;background:var(--k1-orange);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:700;letter-spacing:.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11px;letter-spacing:.05em;color:var(--k1-muted);margin-top:3px}
.desk-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.desk-nav > a,.mega-trigger{
  position:relative;display:inline-flex;align-items:center;gap:6px;height:68px;padding:0 14px;
  font-size:15px;color:#3A3B40;background:none;border:0;cursor:pointer;white-space:nowrap;
}
.desk-nav > a::after,.mega-trigger::after{
  content:"";position:absolute;left:14px;right:14px;bottom:15px;height:2px;border-radius:2px;
  background:transparent;transition:background .18s ease;
}
.desk-nav > a:hover,.mega-trigger:hover{color:var(--k1-ink)}
.desk-nav > a:hover::after,.mega-trigger:hover::after{background:var(--k1-line)}
.desk-nav > a.active{font-weight:700;color:var(--k1-ink)}
.desk-nav > a.active::after{background:var(--k1-orange)}
.mega-trigger i{font-size:11px;color:var(--k1-muted);transition:transform .18s ease}
.mega-trigger.active{font-weight:700;color:var(--k1-ink)}
.mega-trigger.active::after{background:var(--k1-orange)}
.nav-item-mega{position:relative}
.nav-item-mega:hover .mega-trigger i,.nav-item-mega:focus-within .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% - 4px);right:0;width:720px;padding:24px;
  display:grid;grid-template-columns:1.1fr 1.1fr 1fr;gap:24px;
  background:#fff;border:1px solid var(--k1-line);border-radius:var(--k1-radius-card);
  box-shadow:var(--k1-shadow-2);
  opacity:0;visibility:hidden;transform:translateY(4px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.mega-col h4{font-size:13px;font-weight:700;color:var(--k1-muted);letter-spacing:.06em;margin:0 0 14px}
.mega-col ul li{margin-bottom:10px}
.mega-col ul li a{display:inline-block;font-size:14px;color:#3A3B40;border-bottom:1px solid transparent;transition:.18s ease}
.mega-col ul li a:hover{color:var(--k1-orange);border-bottom-color:var(--k1-orange);transform:translateX(2px)}
.mega-news a{display:block;padding:10px 0;border-bottom:1px solid var(--k1-line)}
.mega-news a:last-child{border-bottom:0}
.mega-news strong{display:block;font-size:14px;font-weight:600;color:var(--k1-ink);line-height:1.55;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.mega-news a:hover strong{color:var(--k1-orange)}
.mega-news span{display:block;margin-top:4px;font-size:12px;color:var(--k1-muted)}
.mega-card{display:block;border:1px solid var(--k1-line);border-radius:var(--k1-radius-card);overflow:hidden;background:#fff;transition:.2s ease}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.mega-card-body{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;font-size:13px;color:var(--k1-ink)}
.mega-card:hover{border-color:var(--k1-orange);box-shadow:var(--k1-shadow-1)}
.mega-card:hover .mega-card-body{color:var(--k1-orange)}
.header-cta{flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--k1-line);border-radius:10px;background:#fff;color:var(--k1-ink);cursor:pointer;
}
.nav-toggle i{font-size:16px}

@media (min-width:992px){
  .nav-item-mega:hover .mega-panel,
  .nav-item-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
}
@media (max-width:991.98px){
  .header-inner{height:60px;gap:12px}
  .header-cta{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .desk-nav{
    display:none;position:absolute;left:-20px;right:-20px;top:100%;
    flex-direction:column;align-items:stretch;gap:0;margin:0;
    background:#fff;border-bottom:1px solid var(--k1-line);
    max-height:calc(100vh - 60px);overflow-y:auto;padding:4px 0 16px;
  }
  .site-header.nav-open .desk-nav{display:flex}
  .desk-nav > a,.mega-trigger{
    height:auto;width:100%;justify-content:space-between;padding:14px 24px;
    font-size:15px;border-bottom:1px solid var(--k1-line);
  }
  .desk-nav > a::after,.mega-trigger::after{display:none}
  .nav-item-mega{width:100%}
  .mega-panel{
    position:static;width:100%;display:none;grid-template-columns:1fr;gap:16px;
    padding:16px 24px 20px;background:var(--k1-band);border:0;border-bottom:1px solid var(--k1-line);
    border-radius:0;box-shadow:none;opacity:1;visibility:visible;transform:none;
  }
  .nav-item-mega.open .mega-panel{display:grid}
}

/* ========== 面包屑 ========== */
.crumb-bar{padding:18px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--k1-muted);line-height:1.7}
.crumb a{color:var(--k1-muted)}
.crumb a:hover{color:var(--k1-orange)}
.crumb .sep{color:#C6C1B8}
.crumb .cur{color:var(--k1-ink);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ========== 文章头部 ========== */
.article-head{padding:28px 0 22px}
.article-head h1{
  font-size:34px;line-height:1.34;font-weight:700;margin:16px 0 18px;letter-spacing:0;
  max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:13px;color:var(--k1-muted)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{font-size:12px;color:#B6B1A8}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C6C1B8;display:inline-block}
.head-divider{height:1px;background:var(--k1-line);margin:22px 0 0}
.share-row{display:flex;align-items:center;gap:8px;margin-left:auto}
.share-row button{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--k1-line);background:#fff;
  color:var(--k1-muted);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
  transition:.18s ease;
}
.share-row button:hover{border-color:var(--k1-orange);color:var(--k1-orange);background:#FFF7F2}

/* ========== 主体布局 ========== */
.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;padding-bottom:8px}
.article-main{min-width:0}

/* 正文排版 */
.article-body{font-size:16px;line-height:1.9;color:#2A2B30;padding:8px 0 8px}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  position:relative;font-size:26px;line-height:1.4;font-weight:700;color:var(--k1-ink);
  margin:44px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:3px;background:var(--k1-orange);
}
.article-body h3{font-size:19px;line-height:1.5;font-weight:600;color:var(--k1-ink);margin:30px 0 12px}
.article-body h4{font-size:17px;font-weight:600;margin:22px 0 10px}
.article-body p{margin:0 0 1.1em;line-height:1.9}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:22px;list-style:revert}
.article-body li{margin-bottom:10px;line-height:1.85}
.article-body ul li::marker{color:var(--k1-orange)}
.article-body ol li::marker{color:var(--k1-orange);font-weight:700}
.article-body a{color:var(--k1-orange);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--k1-orange-dark)}
.article-body img{border-radius:var(--k1-radius-card);width:100%;margin:22px 0 10px}
.article-body figure{margin:22px 0}
.article-body figcaption{font-size:13px;color:var(--k1-muted);text-align:center;line-height:1.7}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:var(--k1-band);border-left:3px solid var(--k1-orange);
  border-radius:0 var(--k1-radius-card) var(--k1-radius-card) 0;color:#3A3B40;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px}
.article-body th{background:var(--k1-band);text-align:left;font-weight:600;color:var(--k1-ink);padding:12px 14px;border:0}
.article-body td{padding:12px 14px;border:0;border-top:1px solid var(--k1-line);color:#3A3B40}
.article-body tbody tr:nth-child(even){background:#FCFAF6}
.article-body pre{
  background:#F5F2EC;border:1px solid var(--k1-line);border-radius:var(--k1-radius-card);
  padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;margin:22px 0;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;color:#8E3B12}
.article-body hr{border:0;border-top:1px solid var(--k1-line);margin:32px 0}

/* 空态 */
.article-empty{
  background:#fff;border:1px solid var(--k1-line);border-radius:var(--k1-radius-card);
  padding:48px 32px;text-align:center;box-shadow:var(--k1-shadow-1);
}
.article-empty h2{font-size:22px;font-weight:700;margin:0 0 12px}
.article-empty p{font-size:15px;color:var(--k1-muted);margin:0 0 20px}

/* 文章尾部分区 */
.article-foot{margin-top:40px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:24px 0;border-top:1px solid var(--k1-line)}
.tag-row .label{font-size:13px;color:var(--k1-muted);margin-right:4px}

/* ========== 侧栏 ========== */
.article-side{min-width:0}
.side-sticky{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:#fff;border:1px solid var(--k1-line);border-radius:var(--k1-radius-card);
  padding:22px;box-shadow:var(--k1-shadow-1);
}
.side-card h4{font-size:14px;font-weight:700;color:var(--k1-ink);margin:0 0 14px;letter-spacing:.02em}
.toc-list a{
  display:block;padding:9px 0 9px 12px;font-size:14px;color:#4A4B50;
  border-left:2px solid var(--k1-line);transition:.18s ease;line-height:1.6;
}
.toc-list a:hover{color:var(--k1-orange);border-left-color:#F0B79C}
.toc-list a.active{color:var(--k1-orange);font-weight:600;border-left-color:var(--k1-orange)}
.side-rec a{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--k1-line)}
.side-rec a:last-child{border-bottom:0;padding-bottom:0}
.side-rec a:first-child{padding-top:0}
.side-rec img{width:56px;height:56px;border-radius:8px;object-fit:cover;flex:0 0 56px}
.side-rec strong{
  font-size:14px;font-weight:600;color:var(--k1-ink);line-height:1.55;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.side-rec a:hover strong{color:var(--k1-orange)}
.side-rec span{display:block;font-size:12px;color:var(--k1-muted);margin-top:4px}
.side-help{background:var(--k1-ink);border-color:var(--k1-ink)}
.side-help h4{color:#fff}
.side-help p{font-size:13.5px;line-height:1.8;color:#B9B5AE;margin:0 0 16px}

/* ========== 通用板块 ========== */
.section{padding:72px 0}
.section-band{background:var(--k1-band)}
.section-head{margin-bottom:32px}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;margin:0 0 12px;color:var(--k1-ink)}
.section-head p{font-size:15px;color:var(--k1-muted);margin:0;max-width:680px;line-height:1.8}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--k1-orange);letter-spacing:.06em;margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--k1-orange);border-radius:2px}

/* 相关推荐卡片 */
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rec-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--k1-line);
  border-radius:var(--k1-radius-card);overflow:hidden;box-shadow:var(--k1-shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--k1-shadow-2);border-color:#DCD5C9}
.rec-thumb{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--k1-band)}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.rec-card:hover .rec-thumb img{transform:scale(1.03)}
.rec-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rec-body h3{font-size:18px;line-height:1.5;font-weight:600;margin:0;color:var(--k1-ink);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.rec-body p{font-size:14px;line-height:1.8;color:var(--k1-muted);margin:0;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.rec-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:8px;font-size:13px;color:var(--k1-muted)}
.rec-meta i{font-size:12px;color:var(--k1-orange);transition:transform .2s ease}
.rec-card:hover .rec-meta i{transform:translateX(3px)}

/* ========== FAQ ========== */
.faq-wrap{max-width:900px}
.accordion-item{border:0;border-bottom:1px solid var(--k1-line);background:transparent}
.accordion-item:first-of-type{border-top-left-radius:0;border-top-right-radius:0}
.accordion-item:last-of-type{border-bottom:0}
.faq-card{background:#fff;border:1px solid var(--k1-line);border-radius:var(--k1-radius-card);padding:6px 24px;box-shadow:var(--k1-shadow-1)}
.accordion-button{
  background:#fff;color:var(--k1-ink);font-size:17px;font-weight:600;line-height:1.6;
  padding:20px 0;box-shadow:none!important;border-radius:0!important;
}
.accordion-button:not(.collapsed){background:#fff;color:var(--k1-orange)}
.accordion-button::after{
  background-image:none;content:"+";font-family:inherit;font-size:22px;font-weight:400;
  width:auto;height:auto;line-height:1;color:var(--k1-muted);
  display:flex;align-items:center;justify-content:center;transform:none;
  transition:transform .2s ease,color .2s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--k1-orange)}
.accordion-button:focus{box-shadow:none;border-color:transparent}
.accordion-body{padding:0 44px 22px 0;font-size:15px;line-height:1.85;color:#3A3B40}

/* ========== CTA ========== */
.cta-band{background:var(--k1-ink);color:#F6F3EE;padding:72px 0;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,84,30,.22),transparent 68%);pointer-events:none;
}
.cta-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;position:relative;z-index:1}
.cta-inner h2{font-size:30px;line-height:1.35;font-weight:700;margin:0 0 14px;color:#fff}
.cta-inner p{font-size:15px;line-height:1.85;color:#B9B5AE;margin:0 0 24px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-panel{background:#fff;color:var(--k1-ink);border-radius:var(--k1-radius-card);padding:26px 26px 24px;box-shadow:0 18px 40px rgba(0,0,0,.22)}
.cta-panel h3{font-size:17px;font-weight:700;margin:0 0 6px}
.cta-panel p{font-size:13.5px;color:var(--k1-muted);margin:0 0 16px;line-height:1.75}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#3A3B40;padding:10px 0;border-top:1px solid var(--k1-line)}
.cta-list li:first-child{border-top:0;padding-top:0}
.cta-list i{color:var(--k1-green);font-size:13px;margin-top:5px}

/* ========== 页脚 ========== */
.site-footer{background:var(--k1-ink);color:#F6F3EE;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr .9fr .9fr 1.1fr;gap:40px;padding-bottom:48px}
.site-footer .brand-mark{background:var(--k1-orange)}
.site-footer .brand{color:#fff}
.site-footer .brand-text strong{color:#fff}
.site-footer .brand-text em{color:#A9A6A0}
.footer-brand p{font-size:14px;line-height:1.85;color:#A9A6A0;margin:18px 0 20px;max-width:340px}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:#A9A6A0;line-height:1.75;margin-bottom:10px}
.footer-contact i{color:var(--k1-orange);font-size:13px;margin-top:5px}
.site-footer h4{font-size:14px;font-weight:700;color:#fff;margin:0 0 18px;letter-spacing:.03em}
.footer-links li{margin-bottom:12px}
.footer-links a{display:inline-block;font-size:14px;color:#A9A6A0;transition:.18s ease}
.footer-links a:hover{color:#fff;transform:translateX(2px)}
.footer-cta p{font-size:13.5px;line-height:1.8;color:#A9A6A0;margin:0 0 18px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 24px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#8C8985;
}

/* ========== 底部固定转化条 ========== */
.sticky-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--k1-line);border-radius:999px;
  padding:10px 12px 10px 22px;box-shadow:var(--k1-shadow-2);
  transform:translateY(160%);opacity:0;transition:transform .2s ease,opacity .2s ease;
}
.sticky-cta.show{transform:translateY(0);opacity:1}
.sticky-cta .txt{font-size:14px;color:var(--k1-ink);font-weight:600;white-space:nowrap}
.sticky-cta .txt small{display:block;font-size:12px;font-weight:400;color:var(--k1-muted)}
.sticky-close{
  width:30px;height:30px;border-radius:50%;border:1px solid var(--k1-line);background:#fff;
  color:var(--k1-muted);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;font-size:12px;
}
.sticky-close:hover{color:var(--k1-orange);border-color:var(--k1-orange)}

@media (max-width:1199.98px){
  .article-shell{gap:40px;grid-template-columns:minmax(0,1fr) 280px}
}
@media (max-width:1023.98px){
  .article-shell{grid-template-columns:minmax(0,1fr)}
  .acrticle-side,.article-side{order:2}
  .side-sticky{position:static}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991.98px){
  .article-head h1{font-size:28px}
  .article-body h2{font-size:22px;margin-top:36px}
  .section{padding:56px 0}
  .section-head h2{font-size:24px}
  .cta-inner h2{font-size:24px}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mega-panel{grid-template-columns:1fr}
}
@media (max-width:767.98px){
  body{font-size:15px}
  .article-head h1{font-size:24px}
  .article-meta{gap:8px 16px}
  .share-row{margin-left:0;width:100%}
  .section{padding:48px 0}
  .rec-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:52px 0}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
}
@media (max-width:575.98px){
  body{padding-bottom:76px}
  .wrap{padding:0 16px}
  .sticky-cta{
    left:0;right:0;bottom:0;border-radius:0;padding:10px 16px;
    justify-content:space-between;transform:translateY(100%);gap:10px;
  }
  .sticky-cta .txt{font-size:13px}
  .sticky-cta .txt small{display:none}
  .sticky-close{display:none}
  .crumb .cur{max-width:200px}
  .article-head{padding:20px 0 16px}
  .faq-card{padding:4px 16px}
  .accordion-button{font-size:16px;padding:16px 0}
  .accordion-body{padding-right:24px}
  .cta-panel{padding:20px}
}

/* roulang page: category2 */
:root{
  --orange:#D9541E;
  --orange-hover:#B8430F;
  --orange-active:#9E390C;
  --ink:#1F2024;
  --green:#2F6B5E;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --band:#F2EDE4;
  --line:#E7E1D8;
  --muted:#6B6A66;
  --muted-2:#A9A6A0;
  --r-btn:8px;
  --r-card:12px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(31,32,36,.06);
  --sh-2:0 10px 26px rgba(31,32,36,.10);
  --wrap:1200px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,transform .18s ease;}
a:hover{color:var(--orange);}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.35;color:var(--ink);letter-spacing:0;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;}
.sec-head h2{font-size:30px;position:relative;padding-left:16px;}
.sec-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--orange);}
.sec-head .sec-note{font-size:13px;color:var(--muted);max-width:420px;line-height:1.7;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--green);background:rgba(47,107,94,.08);border:1px solid rgba(47,107,94,.18);border-radius:var(--r-pill);padding:4px 14px;letter-spacing:.02em;margin-bottom:16px;}

/* 顶部信息条 */
.topbar{background:var(--ink);color:#EDE9E2;font-size:13px;line-height:1.6;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;padding-top:5px;padding-bottom:5px;}
.topbar-inner i{color:var(--orange);margin-right:6px;}
.topbar-right a{color:#EDE9E2;}
.topbar-right a:hover{color:#fff;}

/* 品牌 */
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:38px;height:38px;border-radius:10px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:700;font-size:16px;letter-spacing:.02em;}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.02em;color:var(--ink);}
.brand-text em{font-style:normal;font-size:11px;letter-spacing:.05em;color:var(--muted);}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(231,225,216,.6);}
.header-inner{display:flex;align-items:center;gap:28px;height:68px;}
.desk-nav{display:flex;align-items:center;gap:2px;margin-left:auto;position:relative;}
.desk-nav > a{position:relative;display:inline-flex;align-items:center;height:68px;padding:0 14px;font-size:15px;color:var(--ink);}
.desk-nav > a:hover{color:var(--orange);}
.desk-nav > a.active{font-weight:700;color:var(--ink);}
.desk-nav > a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:14px;height:2px;border-radius:2px;background:var(--orange);}
.nav-item-mega{position:relative;}
.mega-trigger{display:inline-flex;align-items:center;gap:6px;height:68px;padding:0 14px;border:0;background:transparent;font-size:15px;color:var(--ink);}
.mega-trigger i{font-size:11px;color:var(--muted);transition:transform .18s ease;}
.nav-item-mega:hover .mega-trigger{color:var(--orange);}
.nav-item-mega:hover .mega-trigger i{transform:rotate(180deg);color:var(--orange);}
.mega-panel{
  position:absolute;right:0;top:calc(100% - 4px);width:720px;
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);padding:24px;
  opacity:0;visibility:hidden;transform:translateY(4px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.nav-item-mega:hover .mega-panel,
.nav-item-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col h4{font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.06em;margin-bottom:12px;}
.mega-col ul li{margin-bottom:8px;}
.mega-col ul li a{font-size:14px;color:var(--ink);padding-bottom:2px;border-bottom:1px solid transparent;}
.mega-col ul li a:hover{color:var(--orange);border-bottom-color:var(--orange);}
.mega-news a{display:block;padding:10px 0;border-bottom:1px solid var(--line);}
.mega-news a:last-child{border-bottom:0;}
.mega-news strong{display:block;font-size:14px;font-weight:600;line-height:1.5;}
.mega-news span{font-size:12px;color:var(--muted);}
.mega-card{display:block;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--bg);}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease;}
.mega-card:hover img{transform:scale(1.03);}
.mega-card-body{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;font-size:13px;line-height:1.5;}
.mega-card-body i{color:var(--orange);font-size:12px;}

/* 按钮 */
.k1-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:all .18s ease;white-space:nowrap;}
.k1-btn-primary{background:var(--orange);color:#fff;box-shadow:0 2px 8px rgba(217,84,30,.18);}
.k1-btn-primary:hover{background:var(--orange-hover);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(217,84,30,.26);}
.k1-btn-primary:active{background:var(--orange-active);transform:translateY(0);}
.k1-btn-ghost{background:#fff;color:var(--ink);border-color:var(--ink);}
.k1-btn-ghost:hover{background:var(--band);color:var(--ink);transform:translateY(-1px);}
.k1-btn-sm{height:40px;padding:0 18px;font-size:14px;}
.k1-btn-block{width:100%;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--orange);border-bottom:1px solid transparent;}
.link-more:hover{border-bottom-color:var(--orange);}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink);font-size:17px;}
.nav-toggle:hover{border-color:var(--ink);}

/* 移动端抽屉 */
.mobile-drawer{display:none;background:#fff;border-top:1px solid var(--line);}
.mobile-drawer.open{display:block;}
.mobile-drawer .drawer-inner{padding:16px 24px 24px;}
.mobile-drawer a.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:48px;font-size:15px;border-bottom:1px solid var(--line);}
.mobile-drawer a.drawer-link.active{color:var(--orange);font-weight:700;}
.mobile-drawer .drawer-sub{padding:8px 0 0 12px;}
.mobile-drawer .drawer-sub a{display:block;min-height:44px;line-height:44px;font-size:14px;color:var(--muted);border-bottom:1px dashed var(--line);}
.mobile-drawer .drawer-cta{margin-top:16px;}

/* 面包屑 */
.crumb{font-size:13px;color:var(--muted);padding:18px 0 0;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{margin:0 8px;color:var(--muted-2);}
.crumb .current{color:var(--ink);font-weight:600;}

/* 分类首屏 */
.cat-hero{padding:32px 0 72px;position:relative;overflow:hidden;}
.cat-hero::before{content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;background:radial-gradient(circle at center,rgba(217,84,30,.10),rgba(217,84,30,0) 68%);pointer-events:none;}
.cat-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;position:relative;}
.cat-hero h1{font-size:40px;line-height:1.25;margin-bottom:20px;}
.cat-hero h1 span{color:var(--orange);}
.cat-hero .lead{font-size:17px;color:var(--muted);line-height:1.85;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{display:flex;gap:0;margin-top:36px;flex-wrap:wrap;}
.hero-stats .stat{padding:0 28px;border-left:1px solid var(--line);}
.hero-stats .stat:first-child{padding-left:0;border-left:0;}
.hero-stats .num{display:block;font-size:24px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--ink);line-height:1.3;}
.hero-stats .num em{font-style:normal;font-size:14px;color:var(--muted);margin-left:4px;font-weight:600;}
.hero-stats .lbl{font-size:13px;color:var(--muted);}
.hero-visual{position:relative;}
.hero-visual .frame{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:#fff;}
.hero-visual .frame img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.float-card{position:absolute;left:-24px;bottom:28px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-2);padding:14px 18px;max-width:260px;}
.float-card .fc-label{font-size:12px;color:var(--green);letter-spacing:.02em;display:flex;align-items:center;gap:6px;}
.float-card .fc-main{font-size:15px;font-weight:600;line-height:1.5;margin-top:4px;}

/* 全宽横幅 */
.banner-block{padding:0 0 24px;}
.wide-banner{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);}
.wide-banner img{width:100%;aspect-ratio:21/9;object-fit:cover;}
.wide-banner .banner-cap{position:absolute;left:28px;bottom:24px;right:28px;background:rgba(31,32,36,.72);color:#F5F1EA;border-radius:var(--r-btn);padding:12px 18px;font-size:14px;line-height:1.6;max-width:520px;}
.banner-note{font-size:13px;color:var(--muted);text-align:center;margin-top:12px;}

/* 图文对照 */
.compare-list{display:flex;flex-direction:column;gap:32px;}
.compare-card{display:grid;grid-template-columns:1fr 1fr;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .25s ease,transform .25s ease;}
.compare-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.compare-media{position:relative;overflow:hidden;min-height:320px;}
.compare-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.compare-card:hover .compare-media img{transform:scale(1.03);}
.compare-media .tag{position:absolute;left:16px;top:16px;background:rgba(47,107,94,.92);color:#fff;font-size:13px;letter-spacing:.02em;border-radius:var(--r-pill);padding:4px 14px;}
.compare-body{padding:32px;}
.compare-body h3{font-size:20px;margin-bottom:12px;}
.compare-body p{font-size:15px;color:var(--muted);line-height:1.85;}
.point-list{margin-top:22px;display:flex;flex-direction:column;gap:14px;}
.point-list li{display:flex;gap:12px;font-size:14px;line-height:1.7;color:var(--ink);}
.point-list .idx{flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--band);color:var(--orange);font-size:12px;font-weight:700;display:grid;place-items:center;font-variant-numeric:tabular-nums;}

/* 参数规格卡 */
.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.spec-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1);transition:box-shadow .25s ease,transform .25s ease;}
.spec-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.spec-card .spec-top{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.spec-card .spec-icon{width:40px;height:40px;border-radius:10px;background:var(--band);color:var(--orange);display:grid;place-items:center;font-size:16px;}
.spec-card h3{font-size:18px;}
.spec-card .kv{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px;}
.spec-card .kv:last-child{border-bottom:0;padding-bottom:0;}
.spec-card .kv .k{color:var(--muted);}
.spec-card .kv .v{font-weight:600;text-align:right;}
.spec-card .spec-note{margin-top:16px;font-size:13px;color:var(--muted);line-height:1.7;}

/* 交叉推荐 */
.cross-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.cross-card{display:flex;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .25s ease,transform .25s ease;}
.cross-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.cross-card .thumb{width:200px;flex-shrink:0;overflow:hidden;}
.cross-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.cross-card:hover .thumb img{transform:scale(1.03);}
.cross-card .body{padding:24px;display:flex;flex-direction:column;justify-content:center;gap:8px;}
.cross-card h3{font-size:18px;}
.cross-card p{font-size:14px;color:var(--muted);line-height:1.75;}
.cross-card .link-more{margin-top:4px;}

/* FAQ */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:8px 28px;box-shadow:var(--sh-1);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{list-style:none;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:22px 0;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--orange);}
.faq-item .faq-icon{flex-shrink:0;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--muted);font-size:12px;transition:transform .2s ease,color .2s ease,border-color .2s ease;}
.faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--orange);border-color:var(--orange);}
.faq-item .faq-answer{padding:0 0 22px 0;font-size:15px;color:var(--muted);line-height:1.85;max-width:820px;}

/* 底部 CTA */
.cta-section{background:var(--ink);color:#F5F1EA;padding:88px 0;}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.cta-copy h2{color:#F5F1EA;font-size:30px;margin-bottom:16px;}
.cta-copy p{color:#C9C4BC;font-size:15px;line-height:1.85;max-width:460px;}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#D8D3CB;}
.cta-points i{color:var(--orange);font-size:13px;margin-top:6px;}
.form-card{background:#fff;border-radius:var(--r-card);padding:32px;box-shadow:0 18px 46px rgba(0,0,0,.28);color:var(--ink);}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-tip{font-size:13px;color:var(--muted);margin-bottom:22px;}
.form-field{margin-bottom:18px;}
.form-field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.form-field label .req{color:var(--orange);margin-left:2px;}
.form-field input,
.form-field textarea{width:100%;border:1px solid var(--line);border-radius:var(--r-btn);padding:12px 14px;font-size:15px;font-family:inherit;color:var(--ink);background:#fff;transition:border-color .18s ease,box-shadow .18s ease;}
.form-field input{height:48px;}
.form-field textarea{min-height:110px;resize:vertical;line-height:1.7;}
.form-field input:focus,
.form-field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(217,84,30,.14);}
.form-field input::placeholder,
.form-field textarea::placeholder{color:var(--muted-2);}
.form-agree{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.7;}

/* 页脚 */
.site-footer{background:var(--ink);color:#EDE9E2;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.site-footer .brand-text strong{color:#FAF7F2;}
.site-footer .brand-text em{color:var(--muted-2);}
.footer-brand p{font-size:14px;color:#B9B4AC;line-height:1.85;margin:18px 0 20px;max-width:340px;}
.footer-contact li{display:flex;gap:10px;font-size:13px;color:#B9B4AC;line-height:1.7;margin-bottom:10px;}
.footer-contact i{color:var(--orange);margin-top:5px;font-size:12px;}
.site-footer h4{font-size:14px;color:#FAF7F2;letter-spacing:.05em;margin-bottom:18px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:#B9B4AC;display:inline-block;transition:color .18s ease,transform .18s ease;}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-cta p{font-size:13px;color:#B9B4AC;line-height:1.8;margin-bottom:16px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8E8A83;}

/* 底部固定转化条 */
.sticky-cta{
  position:fixed;z-index:1040;right:24px;bottom:24px;display:flex;align-items:center;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:10px 12px 10px 20px;box-shadow:var(--sh-2);
  opacity:0;transform:translateY(140%);pointer-events:none;
  transition:opacity .25s ease,transform .3s ease;
}
.sticky-cta.show{opacity:1;transform:translateY(0);pointer-events:auto;}
.sticky-cta-text{font-size:13px;color:var(--muted);max-width:260px;line-height:1.5;}
.sticky-call{width:40px;height:40px;border-radius:50%;background:var(--band);color:var(--ink);display:grid;place-items:center;font-size:15px;}
.sticky-call:hover{background:var(--orange);color:#fff;}

/* 响应式 */
@media (max-width:1199px){
  .mega-panel{width:660px;}
  .cat-hero h1{font-size:34px;}
  .sec-head h2{font-size:26px;}
  .cta-copy h2{font-size:26px;}
}
@media (max-width:991px){
  .desk-nav{display:none;}
  .header-actions .k1-btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:60px;gap:16px;}
  .topbar-inner{flex-direction:column;align-items:flex-start;gap:2px;padding:8px 24px;font-size:12px;}
  .cat-hero{padding:24px 0 56px;}
  .cat-hero-grid{grid-template-columns:1fr;gap:36px;}
  .cat-hero h1{font-size:28px;}
  .cat-hero .lead{font-size:16px;}
  .float-card{left:12px;bottom:12px;max-width:220px;padding:12px 14px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .compare-card{grid-template-columns:1fr;}
  .compare-media{min-height:220px;aspect-ratio:16/10;}
  .compare-body{padding:24px;}
  .spec-grid{grid-template-columns:1fr;}
  .cross-grid{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .cta-section{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .wide-banner img{aspect-ratio:16/9;}
  .wide-banner .banner-cap{position:static;background:var(--band);color:var(--ink);border-radius:0;font-size:13px;padding:12px 16px;max-width:none;}
}
@media (max-width:767px){
  .sticky-cta{left:0;right:0;bottom:0;border-radius:0;border-left:0;border-right:0;border-bottom:0;padding:10px 16px;justify-content:space-between;transform:translateY(100%);}
  .sticky-cta.show{transform:translateY(0);}
  .sticky-cta-text{font-size:12px;max-width:170px;}
  body{padding-bottom:72px;}
  .cross-card{flex-direction:column;}
  .cross-card .thumb{width:100%;aspect-ratio:16/9;}
  .faq-wrap{padding:4px 18px;}
  .faq-item summary{font-size:16px;padding:18px 0;}
}
@media (max-width:575px){
  .wrap{padding:0 18px;}
  .cat-hero h1{font-size:26px;}
  .hero-stats{gap:16px 0;}
  .hero-stats .stat{padding:0 18px;}
  .hero-stats .num{font-size:20px;}
  .hero-actions .k1-btn{width:100%;}
  .sec-head h2{font-size:22px;}
  .cat-hero h1{line-height:1.35;}
  .compare-body{padding:20px;}
  .spec-card{padding:22px;}
  .form-card{padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .k1-btn{height:44px;padding:0 20px;font-size:14px;}
}

/* roulang page: category3 */
:root{
    --brand:#D9541E;
    --brand-hover:#B8430F;
    --brand-active:#9E390C;
    --ink:#1F2024;
    --jade:#2F6B5E;
    --bg:#FAF7F2;
    --card:#FFFFFF;
    --band:#F2EDE4;
    --line:#E7E1D8;
    --muted:#6B6A66;
    --muted-2:#A9A6A0;
    --r-sm:8px;
    --r-md:12px;
    --r-pill:999px;
    --sh-1:0 2px 8px rgba(31,32,36,.06);
    --sh-2:0 10px 26px rgba(31,32,36,.10);
    --sec:88px;
    --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Inter",sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%}
  body{
    margin:0;
    font-family:var(--font);
    font-size:16px;
    line-height:1.85;
    color:var(--ink);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
  }
  a{color:var(--ink);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
  a:hover{color:var(--brand-hover)}
  img{max-width:100%;display:block;border-radius:var(--r-md)}
  button{font-family:inherit}
  ul,ol{margin:0;padding:0;list-style:none}
  p{margin:0 0 1em}
  h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:0}
  h1{font-size:40px;line-height:1.25}
  h2{font-size:30px;line-height:1.35}
  h3{font-size:20px;line-height:1.5;font-weight:600}
  h4{font-size:15px;line-height:1.6;font-weight:700}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
  .sec{padding:var(--sec) 0}
  .sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:40px;flex-wrap:wrap}
  .sec-head h2{position:relative;padding-left:16px}
  .sec-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--brand)}
  .sec-note{max-width:420px;color:var(--muted);font-size:14px;margin:0}
  .eyebrow{display:inline-block;font-size:13px;letter-spacing:.06em;color:var(--jade);background:rgba(47,107,94,.09);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:14px}

  /* ---------- 顶部信息条 ---------- */
  .topbar{background:var(--ink);color:#EDE8E0;font-size:13px;line-height:1.6}
  .topbar .wrap{display:flex;justify-content:space-between;align-items:center;min-height:36px;gap:16px}
  .topbar a{color:#EDE8E0;display:inline-flex;align-items:center;gap:8px}
  .topbar a:hover{color:#fff}
  .topbar i{font-size:12px;color:var(--brand)}

  /* ---------- 导航 ---------- */
  .site-head{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line)}
  .nav-bar{display:flex;align-items:center;gap:20px;height:68px;position:relative}
  .brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-mark{width:40px;height:40px;border-radius:var(--r-sm);background:var(--brand);color:#fff;font-weight:700;font-size:15px;display:inline-flex;align-items:center;justify-content:center;letter-spacing:.02em}
  .brand-text{display:flex;flex-direction:column;line-height:1.15}
  .brand-text strong{font-size:16px;font-weight:700;color:var(--ink)}
  .brand-text em{font-style:normal;font-size:12px;letter-spacing:.05em;color:var(--muted)}
  .desk-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
  .desk-nav > a{position:relative;padding:10px 14px;font-size:15px;border-radius:var(--r-sm);color:var(--ink);white-space:nowrap}
  .desk-nav > a:hover{background:var(--band);color:var(--ink)}
  .desk-nav > a.active{font-weight:700;color:var(--ink)}
  .desk-nav > a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:-2px;height:2px;border-radius:2px;background:var(--brand)}
  .nav-item-mega{position:relative}
  .mega-trigger{display:inline-flex;align-items:center;gap:6px;padding:10px 14px;font-size:15px;color:var(--ink);background:transparent;border:0;border-radius:var(--r-sm);cursor:pointer;transition:background-color .18s ease}
  .mega-trigger:hover{background:var(--band)}
  .mega-trigger i{font-size:11px;transition:transform .18s ease;color:var(--muted)}
  .nav-item-mega:hover .mega-trigger i,.nav-item-mega:focus-within .mega-trigger i{transform:rotate(180deg);color:var(--brand)}
  .mega-panel{
    position:absolute;right:0;top:calc(100% + 12px);
    width:720px;max-width:calc(100vw - 48px);
    background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
    box-shadow:var(--sh-2);padding:24px;
    display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:24px;
    opacity:0;visibility:hidden;transform:translateY(-4px);
    transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
  }
  .nav-item-mega:hover .mega-panel,.nav-item-mega:focus-within .mega-panel,.nav-item-mega.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
  .mega-col h4{font-size:13px;letter-spacing:.05em;color:var(--muted);margin-bottom:12px;font-weight:700}
  .mega-col ul li{margin-bottom:8px}
  .mega-col ul a{font-size:14px;color:var(--ink);display:inline-block;padding:2px 0;border-bottom:1px solid transparent}
  .mega-col ul a:hover{color:var(--brand);border-bottom-color:var(--brand)}
  .mega-news a{display:block;padding:8px 0;border-bottom:1px dashed var(--line)}
  .mega-news a:last-child{border-bottom:0}
  .mega-news strong{display:block;font-size:14px;font-weight:600;line-height:1.5;color:var(--ink);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
  .mega-news span{font-size:12px;color:var(--muted-2)}
  .mega-news a:hover strong{color:var(--brand)}
  .mega-card{display:block;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:var(--bg)}
  .mega-card img{width:100%;height:96px;object-fit:cover;border-radius:0}
  .mega-card-body{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;font-size:13px;color:var(--ink)}
  .mega-card-body i{color:var(--brand);font-size:12px}
  .mega-card:hover{border-color:var(--brand)}
  .nav-actions{display:flex;align-items:center;gap:10px}
  .nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;color:var(--ink);margin-left:auto}

  /* ---------- 按钮 ---------- */
  .k1-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-sm);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .18s ease;white-space:nowrap}
  .k1-btn-primary{background:var(--brand);color:#fff}
  .k1-btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(217,84,30,.22)}
  .k1-btn-primary:active{background:var(--brand-active);transform:none;box-shadow:none}
  .k1-btn-ghost{background:#fff;color:var(--ink);border-color:var(--ink)}
  .k1-btn-ghost:hover{background:var(--band);color:var(--ink)}
  .k1-btn-sm{height:40px;padding:0 18px;font-size:14px}
  .k1-btn i{font-size:13px}

  /* ---------- 分类 Hero ---------- */
  .hero-cat{position:relative;padding:56px 0 72px;background:var(--band);overflow:hidden}
  .hero-cat::before{
    content:"";position:absolute;inset:0;
    background-image:linear-gradient(90deg,rgba(217,84,30,.06) 0 1px,transparent 1px 100%);
    background-size:96px 100%;pointer-events:none;
  }
  .crumb{position:relative;font-size:13px;color:var(--muted);margin-bottom:22px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
  .crumb a{color:var(--muted)}
  .crumb a:hover{color:var(--brand)}
  .crumb span.sep{color:var(--muted-2)}
  .crumb strong{color:var(--ink);font-weight:600}
  .hero-grid{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
  .hero-cat h1{margin-bottom:20px}
  .hero-lead{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:28px}
  .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:32px}
  .hero-facts{display:flex;flex-wrap:wrap;gap:28px;border-top:1px solid rgba(31,32,36,.12);padding-top:22px}
  .hero-facts div strong{display:block;font-size:22px;font-weight:700;color:var(--brand);line-height:1.2}
  .hero-facts div span{font-size:13px;color:var(--muted)}
  .hero-visual{position:relative}
  .hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-md);box-shadow:var(--sh-2)}
  .float-card{position:absolute;left:-16px;bottom:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:14px 18px;box-shadow:var(--sh-2);max-width:230px}
  .float-card b{display:block;font-size:15px;color:var(--ink)}
  .float-card span{font-size:13px;color:var(--muted);line-height:1.6;display:block}
  .float-card i{color:var(--jade);margin-right:6px}

  /* ---------- 服务流程步骤 ---------- */
  .steps-sec{background:#fff}
  .steps{position:relative}
  .step{display:grid;grid-template-columns:72px 1fr;gap:28px;position:relative;padding-bottom:44px}
  .step:last-child{padding-bottom:0}
  .step::after{content:"";position:absolute;left:35px;top:76px;bottom:6px;width:1px;background:var(--line)}
  .step:last-child::after{display:none}
  .step-num{width:72px;height:72px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);color:var(--brand);font-size:22px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1)}
  .step-body{padding-top:4px}
  .step-body h3{margin-bottom:10px}
  .step-body p{color:var(--muted);max-width:720px}
  .step-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
  .tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;padding:5px 12px;border-radius:var(--r-pill);background:var(--band);color:var(--ink)}
  .tag-jade{background:rgba(47,107,94,.10);color:var(--jade)}
  .step-hover{transition:transform .2s ease}
  .step:hover .step-hover{transform:translateX(4px)}
  .step:hover .step-num{border-color:var(--brand)}

  /* ---------- 注意事项卡 ---------- */
  .notice-sec{background:var(--bg)}
  .stat-row{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--r-md);background:#fff;margin-bottom:40px;overflow:hidden}
  .stat-row div{padding:26px 24px;border-left:1px solid var(--line)}
  .stat-row div:first-child{border-left:0}
  .stat-row b{display:block;font-size:28px;font-weight:700;color:var(--brand);line-height:1.2}
  .stat-row span{font-size:13px;color:var(--muted)}
  .notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .notice-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px;transition:transform .2s ease,box-shadow .2s ease}
  .notice-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
  .notice-card h3{margin-bottom:12px}
  .notice-card p{color:var(--muted);font-size:15px;margin-bottom:14px}
  .notice-card ul li{position:relative;padding-left:18px;font-size:14px;color:var(--muted);margin-bottom:8px;line-height:1.75}
  .notice-card ul li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:2px;background:var(--brand)}
  .notice-card.wide{grid-column:span 2}
  .notice-card.full{grid-column:1 / -1;display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;padding:32px}
  .notice-card.full img{width:100%;aspect-ratio:16/10;object-fit:cover}
  .notice-num{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand);display:block;margin-bottom:10px}

  /* ---------- 关联分类 ---------- */
  .link-sec{background:#fff;padding:64px 0}
  .link-box{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;border:1px solid var(--line);border-radius:var(--r-md);padding:32px;background:var(--bg)}
  .link-box h2{font-size:22px;padding:0}
  .link-box h2::before{display:none}
  .link-box p{color:var(--muted);font-size:14px;margin:6px 0 0}
  .link-pills{display:flex;gap:14px;flex-wrap:wrap}
  .pill-link{display:inline-flex;align-items:center;gap:10px;padding:0 22px;height:48px;border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;font-size:15px;font-weight:600;color:var(--ink);transition:all .18s ease}
  .pill-link i{font-size:12px;color:var(--muted)}
  .pill-link:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);box-shadow:var(--sh-1)}
  .pill-link:hover i{color:var(--brand)}

  /* ---------- FAQ ---------- */
  .faq-sec{background:var(--bg)}
  .faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:8px 28px;box-shadow:var(--sh-1)}
  .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
  .accordion-item:last-child{border-bottom:0}
  .accordion-header{margin:0;font-size:17px;font-weight:600}
  .accordion-button{width:100%;text-align:left;background:transparent;border:0;padding:22px 44px 22px 0;font-size:17px;font-weight:600;color:var(--ink);position:relative;box-shadow:none!important;border-radius:0}
  .accordion-button:not(.collapsed){color:var(--brand);background:transparent}
  .accordion-button::after{display:none}
  .accordion-button .plus{position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:18px;color:var(--muted);transition:transform .2s ease,color .2s ease;line-height:1}
  .accordion-button:not(.collapsed) .plus{transform:translateY(-50%) rotate(45deg);color:var(--brand)}
  .accordion-body{padding:0 44px 24px 0;font-size:15px;line-height:1.85;color:var(--muted)}
  .faq-aside{color:var(--muted);font-size:14px;max-width:300px}

  /* ---------- 底部 CTA ---------- */
  .cta-band{background:var(--ink);color:#F2EDE4;padding:var(--sec) 0}
  .cta-band h2{color:#fff;padding-left:16px;position:relative}
  .cta-band h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--brand)}
  .cta-band p{color:#C9C4BC;font-size:15px}
  .cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
  .cta-list{margin-top:24px}
  .cta-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#C9C4BC;margin-bottom:14px}
  .cta-list i{color:var(--brand);margin-top:6px;font-size:13px}
  .cta-form{background:#fff;border-radius:var(--r-md);padding:32px;color:var(--ink);box-shadow:var(--sh-2)}
  .cta-form h3{margin-bottom:6px}
  .cta-form .form-hint{font-size:13px;color:var(--muted);margin-bottom:22px}
  .field{margin-bottom:18px}
  .field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
  .field label .req{color:var(--brand);margin-left:2px}
  .form-control{height:48px;border:1px solid var(--line);border-radius:var(--r-sm);padding:0 14px;font-size:15px;color:var(--ink);background:#fff;box-shadow:none;transition:border-color .18s ease,box-shadow .18s ease}
  textarea.form-control{height:auto;min-height:108px;padding:12px 14px;line-height:1.7;resize:vertical}
  .form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(217,84,30,.14);outline:none}
  .form-control::placeholder{color:var(--muted-2)}
  .form-msg{font-size:13px;color:var(--jade);margin-top:14px;display:none}
  .form-msg.show{display:block}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--ink);color:#EDE8E0;padding:72px 0 0}
  .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
  .footer-brand .brand-mark{background:#FAF7F2;color:var(--ink)}
  .footer-brand .brand-text strong{color:#fff}
  .footer-brand .brand-text em{color:var(--muted-2)}
  .footer-brand p{color:#A9A6A0;font-size:14px;margin:18px 0 22px;max-width:330px}
  .footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:#A9A6A0;margin-bottom:10px;line-height:1.7}
  .footer-contact i{color:var(--brand);margin-top:5px;font-size:12px}
  .site-footer h4{color:#fff;font-size:14px;margin-bottom:16px;letter-spacing:.04em}
  .footer-links li{margin-bottom:10px}
  .footer-links a{color:#A9A6A0;font-size:14px;display:inline-block;transition:all .18s ease}
  .footer-links a:hover{color:#fff;transform:translateX(2px)}
  .footer-cta p{color:#A9A6A0;font-size:14px;margin-bottom:18px;max-width:280px}
  .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#A9A6A0}

  /* ---------- 悬浮转化条 ---------- */
  .float-cta{
    position:fixed;right:24px;bottom:24px;z-index:1040;
    display:flex;align-items:center;gap:14px;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
    padding:8px 8px 8px 22px;box-shadow:var(--sh-2);
    opacity:0;visibility:hidden;transform:translateY(12px);
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  }
  .float-cta.show{opacity:1;visibility:visible;transform:translateY(0)}
  .float-cta span{font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap}

  /* ---------- 响应式 ---------- */
  @media (max-width:1199px){
    .hero-grid{gap:40px}
    h1{font-size:34px}
  }
  @media (max-width:991px){
    :root{--sec:64px}
    h1{font-size:30px}
    h2{font-size:24px}
    .nav-toggle{display:inline-flex}
    .nav-actions{display:none}
    .desk-nav{
      display:none;position:absolute;left:0;right:0;top:100%;
      background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-2);
      flex-direction:column;align-items:stretch;gap:2px;padding:12px 16px 22px;
      max-height:calc(100vh - 110px);overflow-y:auto;margin-left:0;
    }
    .site-head.nav-open .desk-nav{display:flex}
    .desk-nav > a{padding:14px 12px;border-radius:var(--r-sm)}
    .desk-nav > a.active::after{left:12px;right:auto;width:22px;bottom:6px}
    .nav-item-mega{width:100%}
    .mega-trigger{width:100%;justify-content:space-between;padding:14px 12px}
    .mega-panel{
      position:static;width:auto;max-width:none;opacity:1;visibility:visible;transform:none;
      display:none;grid-template-columns:1fr;gap:16px;box-shadow:none;border:0;border-top:1px solid var(--line);
      border-radius:0;padding:16px 8px 8px;margin-top:4px;
    }
    .nav-item-mega.open .mega-panel{display:grid}
    .nav-item-mega:hover .mega-panel{display:none}
    .nav-item-mega.open:hover .mega-panel{display:grid}
    .hero-grid{grid-template-columns:1fr;gap:36px}
    .hero-visual{order:-1}
    .float-card{left:12px;bottom:12px}
    .notice-grid{grid-template-columns:1fr 1fr}
    .notice-card.wide{grid-column:span 2}
    .notice-card.full{grid-column:span 2;grid-template-columns:1fr}
    .stat-row{grid-template-columns:1fr 1fr}
    .stat-row div:nth-child(3){border-left:0}
    .stat-row div:nth-child(1),.stat-row div:nth-child(2){border-bottom:1px solid var(--line)}
    .cta-grid{grid-template-columns:1fr;gap:36px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  }
  @media (max-width:767px){
    body{font-size:15px}
    .topbar .wrap{flex-direction:column;align-items:flex-start;gap:2px;padding-top:6px;padding-bottom:6px}
    .topbar{font-size:12px}
    .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
    .hero-cat{padding:36px 0 52px}
    .hero-facts{gap:18px}
    .hero-facts div strong{font-size:20px}
    .step{grid-template-columns:56px 1fr;gap:18px;padding-bottom:34px}
    .step-num{width:56px;height:56px;font-size:18px}
    .step::after{left:27px;top:60px}
    .notice-grid{grid-template-columns:1fr}
    .notice-card.wide,.notice-card.full{grid-column:span 1}
    .notice-card{padding:22px}
    .faq-wrap{padding:4px 18px}
    .accordion-body{padding-right:0}
    .float-cta{
      left:0;right:0;bottom:0;border-radius:0;border:0;border-top:1px solid var(--line);
      padding:8px 16px;justify-content:space-between;width:100%;
    }
    body{padding-bottom:64px}
    .footer-grid{grid-template-columns:1fr;gap:28px}
    .footer-bottom{flex-direction:column;gap:6px;font-size:12px}
    .link-box{padding:24px}
  }
  @media (max-width:575px){
    .wrap{padding:0 16px}
    h1{font-size:26px}
    h2{font-size:22px}
    .hero-lead{font-size:15px}
    .hero-actions .k1-btn{width:100%}
    .stat-row div{padding:18px 16px}
    .stat-row b{font-size:24px}
    .cta-form{padding:22px}
  }