/* roulang page: index */
:root{
  --brand:#E8542F;
  --brand-dark:#C93F1E;
  --brand-press:#A83318;
  --deep:#12312C;
  --deep-2:#1B4A41;
  --lime:#D9F24B;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --soft:#EFEDE6;
  --line:#E4E0D8;
  --ink:#171717;
  --ink-2:#6B6B63;
  --ink-3:#9A9689;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(23,23,23,.06);
  --sh-2:0 14px 30px -14px rgba(18,49,44,.30);
  --sect:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{margin:0;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
section{scroll-margin-top:88px}

.shell{width:100%;max-width:1140px;margin:0 auto;padding:0 20px}
@media (min-width:1400px){.shell{max-width:1320px;padding:0 24px}}
@media (max-width:991px){.shell{max-width:100%;padding:0 20px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,240,.94);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 8px 22px -18px rgba(18,49,44,.5)}
.site-nav{display:flex;align-items:center;justify-content:space-between;height:72px;transition:height .25s ease}
.site-header.is-scrolled .site-nav{height:64px}

.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:36px;height:36px;flex:none;border-radius:11px;background:var(--brand);
  position:relative;overflow:hidden;box-shadow:0 6px 14px -8px rgba(232,84,47,.9);
}
.brand-mark::before{content:"";position:absolute;left:-10px;top:0;width:14px;height:100%;background:var(--lime);transform:skewX(-18deg);opacity:.92}
.brand-mark::after{content:"";position:absolute;right:8px;top:11px;width:12px;height:14px;border-radius:2px 8px 8px 2px;background:#fff}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}

.nav-desktop{display:flex;align-items:center;gap:28px}
.nav-list{display:flex;align-items:center;gap:28px}
.nav-list a.nav-link{
  display:block;padding:6px 0;font-size:15px;font-weight:600;color:var(--ink);
  border-bottom:3px solid transparent;border-radius:0;transition:color .2s ease,border-color .2s ease;
}
.nav-list a.nav-link:hover{color:var(--brand)}
.nav-list a.nav-link.active{color:var(--brand);border-bottom-color:var(--brand)}
.nav-cta{margin-left:4px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  cursor:pointer;white-space:nowrap;transition:background .22s ease,color .22s ease,border-color .22s ease,transform .18s ease,box-shadow .22s ease;
}
.btn-brand{background:var(--brand);color:#fff;box-shadow:0 10px 22px -14px rgba(232,84,47,1)}
.btn-brand:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px)}
.btn-brand:active{background:var(--brand-press);transform:translateY(0)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:#fff;color:var(--deep);border-color:#fff;transform:translateY(-1px)}
.btn-ghost:active{background:rgba(255,255,255,.86);color:var(--deep)}
.btn-outline{background:#fff;color:var(--deep);border-color:var(--deep)}
.btn-outline:hover{background:var(--deep);color:#fff;transform:translateY(-1px)}
.btn-outline:active{background:var(--deep-2);color:#fff}
.btn-sm-cta{height:42px;padding:0 20px;font-size:14px}

.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:17px;
  transition:border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.drawer{background:var(--bg);width:min(88vw,360px);border-left:1px solid var(--line)}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px}
.drawer .offcanvas-body{padding:22px;display:flex;flex-direction:column}
.drawer-nav li+li{margin-top:6px}
.drawer-nav a{
  display:block;padding:14px 4px;font-size:18px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--brand)}
.drawer-foot{margin-top:auto;padding-top:24px}

/* ============ Hero ============ */
.hero{position:relative;min-height:600px;display:flex;align-items:center;overflow:hidden;background:var(--deep)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.03)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(100deg,rgba(18,49,44,.93) 0%,rgba(18,49,44,.78) 46%,rgba(18,49,44,.58) 100%)}
.hero-inner{position:relative;z-index:2;padding:112px 0 88px}
.hero-copy{max-width:790px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.12em;
  color:var(--lime);background:rgba(217,242,75,.1);border:1px solid rgba(217,242,75,.35);
  border-radius:999px;padding:7px 15px;margin-bottom:22px;
}
.hero h1{font-size:clamp(30px,4.2vw,46px);font-weight:800;line-height:1.2;letter-spacing:-.02em;color:#fff;margin-bottom:20px}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,255,255,.84);max-width:640px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.trust-row{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;max-width:760px;
  border-top:1px solid rgba(255,255,255,.16);padding-top:26px;
}
.trust-row strong{display:block;font-size:22px;font-weight:800;line-height:1.2;color:var(--lime)}
.trust-row span{display:block;font-size:13px;color:rgba(255,255,255,.7);margin-top:5px}

/* ============ 品类入口 ============ */
.cat-section{background:linear-gradient(180deg,var(--soft) 0%,var(--bg) 100%);padding:56px 0 72px;position:relative;overflow:hidden}
.cat-section::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:repeating-linear-gradient(135deg,rgba(18,49,44,.05) 0 2px,transparent 2px 11px);
}
.cat-strip{position:relative;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px}
.cat-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 12px;
  text-align:center;color:var(--ink);box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.cat-item:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--sh-2);color:var(--ink)}
.cat-item:active{transform:translateY(-1px)}
.cat-icon{
  display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:13px;
  background:var(--soft);color:var(--brand);font-size:19px;margin-bottom:12px;
  transition:background .24s ease,color .24s ease;
}
.cat-item:hover .cat-icon{background:var(--brand);color:#fff}
.cat-name{display:block;font-size:14px;font-weight:600}

/* ============ 通用板块 ============ */
.section{padding:var(--sect) 0}
.section-alt{background:var(--soft)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.section-head h2{
  position:relative;padding-left:18px;font-size:clamp(24px,2.6vw,32px);font-weight:700;
  line-height:1.3;letter-spacing:-.01em;
}
.section-head h2::before{content:"";position:absolute;left:0;top:.3em;width:6px;height:22px;border-radius:2px;background:var(--brand)}
.section-head .head-desc{margin-top:10px;padding-left:18px;font-size:15px;color:var(--ink-2)}
.more-link{display:inline-flex;align-items:center;gap:7px;font-size:15px;font-weight:600;color:var(--brand);padding-bottom:3px;border-bottom:2px solid transparent}
.more-link:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark)}
.more-link i{transition:transform .22s ease}
.more-link:hover i{transform:translateX(3px)}

/* ============ 商品网格 ============ */
.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.product-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.product-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#d9d4c8}
.product-card.wide{grid-column:span 2}
.product-media{position:relative;display:block;aspect-ratio:16/10;overflow:hidden;background:var(--soft)}
.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.product-card:hover .product-media img{transform:scale(1.04)}
.tag{
  position:absolute;left:14px;top:14px;display:inline-flex;align-items:center;height:24px;padding:0 11px;
  border-radius:999px;font-size:12px;font-weight:600;background:rgba(255,255,255,.94);color:var(--brand);
}
.tag-lime{background:var(--lime);color:#12312C}
.product-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.product-title{margin:0;font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-desc{margin:0;font-size:14px;line-height:1.72;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.price{display:inline-flex;align-items:baseline;gap:4px;background:var(--deep);color:var(--lime);border-radius:999px;padding:6px 14px;font-size:16px;font-weight:700}
.price em{font-style:normal;font-size:12px;opacity:.85}
.price small{font-size:12px;font-weight:500;opacity:.78}
.mini-cta{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--brand);white-space:nowrap}
.mini-cta i{transition:transform .22s ease}
.mini-cta:hover i{transform:translateX(3px)}

/* ============ 评价 ============ */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.review-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);height:100%}
.review-mark{position:absolute;right:22px;top:12px;font-family:Georgia,serif;font-size:52px;line-height:1;color:var(--brand);opacity:.16}
.review-text{margin:0 0 20px;font-size:15px;line-height:1.85;color:var(--ink-2);min-height:138px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.review-person{display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.avatar{
  width:44px;height:44px;border-radius:50%;background:var(--deep);color:var(--lime);flex:none;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
}
.review-name{display:block;font-size:14px;font-weight:600}
.review-role{display:block;font-size:13px;color:var(--ink-3)}
#reviewCarousel .carousel-indicators{position:static;margin:30px 0 0;gap:10px;justify-content:center}
#reviewCarousel .carousel-indicators [data-bs-target]{
  width:26px;height:4px;padding:0;margin:0;border:0;border-radius:999px;box-sizing:border-box;
  background-color:var(--line);opacity:1;text-indent:0;transition:background-color .22s ease,width .22s ease;
}
#reviewCarousel .carousel-indicators .active{background-color:var(--brand);width:42px}

/* ============ 保障条 ============ */
.guarantee{background:var(--deep);color:#fff;padding:72px 0}
.guarantee-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px}
.g-item{display:flex;flex-direction:column;gap:12px}
.g-icon{
  width:46px;height:46px;border-radius:13px;border:1px solid rgba(217,242,75,.38);
  background:rgba(217,242,75,.08);color:var(--lime);
  display:flex;align-items:center;justify-content:center;font-size:19px;
}
.g-item h3{font-size:17px;font-weight:600;color:#fff}
.g-item p{font-size:14px;line-height:1.72;color:rgba(255,255,255,.68)}

/* ============ CTA 条 ============ */
.cta-section{padding:0 0 var(--sect)}
.cta-box{
  background:var(--soft);border:1px solid var(--line);border-radius:20px;padding:38px 42px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-box h2{font-size:clamp(22px,2.2vw,28px);font-weight:700;letter-spacing:-.01em;margin-bottom:8px}
.cta-box p{font-size:15px;color:var(--ink-2)}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.news-card{
  display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);color:var(--ink);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#d9d4c8;color:var(--ink)}
.news-thumb{aspect-ratio:16/9;background:var(--soft);overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-cat{align-self:flex-start;font-size:12px;font-weight:600;padding:4px 11px;border-radius:999px;background:rgba(232,84,47,.1);color:var(--brand)}
.news-title{margin:0;font-size:16px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-excerpt{margin:0;font-size:14px;line-height:1.7;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-date{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}
.news-empty{
  text-align:center;padding:60px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
}
.news-empty i{font-size:30px;color:var(--ink-3);display:block;margin-bottom:14px}
.news-empty p{font-size:15px;color:var(--ink-2);margin-bottom:20px}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-wrap .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.faq-wrap .accordion-item:first-child{border-top:1px solid var(--line)}
.faq-wrap .accordion-button{
  background:transparent;border:0;box-shadow:none;padding:22px 0;font-size:17px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;gap:16px;border-radius:0;
}
.faq-wrap .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none}
.faq-wrap .accordion-button:focus{box-shadow:none;border-color:transparent;outline-offset:-2px}
.faq-wrap .accordion-button::after{display:none}
.faq-icon{position:relative;width:16px;height:16px;margin-left:auto;flex:none}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--brand);border-radius:1px}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px;transition:transform .25s ease}
.faq-wrap .accordion-button:not(.collapsed) .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-wrap .accordion-body{padding:0 46px 24px 0;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--deep);color:rgba(255,255,255,.78);padding-top:80px;margin-top:0;overflow:hidden}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:18px 18px;
}
.footer-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.7fr 1fr 1.35fr 1fr;gap:40px;padding-bottom:56px}
.footer-col h4{position:relative;padding-left:15px;margin-bottom:20px;font-size:14px;font-weight:600;color:#fff}
.footer-col h4::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:8px;height:8px;border-radius:2px;background:var(--lime)}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col li{font-size:14px;line-height:1.75;color:rgba(255,255,255,.72)}
.footer-col a{display:inline-block;font-size:14px;color:rgba(255,255,255,.76);transition:color .2s ease,transform .2s ease}
.footer-col a:hover{color:var(--lime);transform:translateX(2px)}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66)}
.footer-brand .brand{margin-bottom:18px}
.footer-brand .brand-text{color:#fff}
.footer-bottom{position:relative;z-index:1;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;text-align:center}
.footer-bottom p{margin:0;font-size:12px;color:rgba(255,255,255,.5)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--sect:80px}
  .cat-strip{grid-template-columns:repeat(3,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991px){
  :root{--sect:64px}
  .nav-desktop{display:none}
  .nav-toggle{display:inline-flex}
  .hero{min-height:auto}
  .hero-inner{padding:76px 0 62px}
  .hero-sub{font-size:16px}
  .trust-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;max-width:100%}
  .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guarantee-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}
  .section-head{margin-bottom:32px}
}
@media (max-width:767px){
  .cat-section{padding:40px 0 48px}
  .cat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .product-grid{grid-template-columns:1fr}
  .product-card.wide{grid-column:span 1}
  .news-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .review-grid > .review-card:nth-child(n+2){display:none}
  .review-text{min-height:0}
  .cta-box{padding:28px 22px}
  .cta-box .btn{width:100%}
  .hero-actions .btn{flex:1 1 100%}
  .guarantee{padding:56px 0}
}
@media (max-width:575px){
  .brand-text{font-size:17px}
  .trust-row strong{font-size:19px}
  .guarantee-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .section-head h2{padding-left:14px}
  .section-head .head-desc{padding-left:14px}
}

/* roulang page: article */
:root{
  --brand:#E8542F;
  --brand-hover:#C93F1E;
  --brand-active:#A83318;
  --brand-soft:#FDEDE8;
  --ink:#12312C;
  --ink-2:#1B4A41;
  --lime:#D9F24B;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --bg-soft:#EFEDE6;
  --line:#E4E0D8;
  --t1:#171717;
  --t2:#6B6B63;
  --t3:#9A9689;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --sh:0 1px 2px rgba(23,23,23,.06);
  --sh-hover:0 14px 30px -14px rgba(18,49,44,.30);
  --sec:96px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,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:1.75;
  color:var(--t1);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--brand);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;color:var(--t1);}
p{margin:0 0 1em;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

/* ============ 容器 ============ */
.shell{width:100%;max-width:1320px;margin:0 auto;padding:0 20px;}
@media (max-width:1399px){.shell{max-width:1140px;}}
@media (max-width:1199px){.shell{max-width:960px;}}
@media (max-width:991px){.shell{max-width:none;padding:0 20px;}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(247,245,240,.92);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 6px 18px -14px rgba(18,49,44,.45);
}
.site-nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px;transition:height .25s ease;}
.site-header.is-scrolled .site-nav{height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand:hover{color:var(--t1);}
.brand-mark{
  width:32px;height:32px;flex:0 0 32px;border-radius:9px;
  background:var(--brand);
  position:relative;overflow:hidden;
  box-shadow:0 6px 14px -8px rgba(232,84,47,.9);
}
.brand-mark::before{
  content:"";position:absolute;left:6px;right:6px;top:9px;height:3px;border-radius:3px;
  background:var(--lime);
}
.brand-mark::after{
  content:"";position:absolute;left:6px;right:11px;top:17px;height:3px;border-radius:3px;
  background:rgba(255,255,255,.85);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.02em;color:var(--t1);white-space:nowrap;}
.nav-desktop{display:flex;align-items:center;gap:28px;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:600;color:var(--t1);
  transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:100%;bottom:-2px;height:3px;border-radius:3px;
  background:var(--brand);transition:right .22s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,.nav-link.active::after{right:0;}
.nav-link.active{color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--ink);font-size:18px;align-items:center;justify-content:center;
  transition:border-color .18s ease,color .18s ease;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font-weight:600;font-size:15px;transition:all .18s ease;}
.btn-brand{
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  background:var(--brand);color:#fff;box-shadow:0 10px 22px -16px rgba(232,84,47,.95);
}
.btn-brand:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);}
.btn-brand:active{background:var(--brand-active);transform:translateY(0);}
.btn-ghost{
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  background:#fff;color:var(--ink);border:1.5px solid var(--ink);
}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{background:var(--ink-2);}
.btn-sm-cta{height:42px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
  border-bottom:2px solid transparent;padding-bottom:2px;
  transition:all .18s ease;
}
.link-arrow:hover{color:var(--brand-hover);border-bottom-color:var(--brand-hover);gap:10px;}

/* ============ 移动抽屉 ============ */
.mobile-drawer{width:min(86vw,340px);background:var(--bg);border-left:1px solid var(--line);}
.mobile-drawer .offcanvas-header{padding:20px 22px;border-bottom:1px solid var(--line);}
.mobile-drawer .offcanvas-body{padding:14px 22px;}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;
  color:var(--ink);font-size:17px;
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-list li+li{border-top:1px solid var(--line);}
.drawer-list a{
  display:block;padding:16px 0;font-size:17px;font-weight:600;color:var(--t1);
}
.drawer-list a:hover,.drawer-list a.active{color:var(--brand);}
.drawer-foot{padding:16px 22px 26px;border-top:1px solid var(--line);}

/* ============ 文章头部 ============ */
.art-head-wrap{background:#fff;border-bottom:1px solid var(--line);}
.art-head{padding:34px 0 30px;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t2);margin-bottom:18px;}
.crumbs a{color:var(--t2);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:var(--t3);}
.crumbs .cur{color:var(--brand);font-weight:600;}
.pill-cat{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:600;
}
.art-title{
  font-size:clamp(27px,3.6vw,40px);font-weight:800;line-height:1.24;letter-spacing:-.02em;
  margin:16px 0 14px;max-width:900px;
}
.art-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:13px;color:var(--t2);
}
.art-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--t3);display:inline-block;}
.art-meta i{color:var(--brand);margin-right:5px;font-size:12px;}
.art-cover{margin:30px 0 0;}
.art-cover img{
  width:100%;aspect-ratio:21/9;object-fit:cover;border-radius:var(--r-card);
  border:1px solid var(--line);background:var(--bg-soft);
}

/* ============ 正文布局 ============ */
.art-main-sec{padding:56px 0 var(--sec);}
.art-layout{display:grid;grid-template-columns:minmax(0,760px) 240px;gap:56px;justify-content:center;}
.art-layout.no-side{grid-template-columns:minmax(0,760px);}

/* 正文排版 */
.article-body{font-size:17px;line-height:1.9;color:#232323;}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  position:relative;font-size:clamp(22px,2.2vw,28px);font-weight:700;line-height:1.35;
  margin:2.4em 0 .9em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:1.05em;border-radius:4px;background:var(--brand);
}
.article-body h3{font-size:18px;font-weight:600;margin:1.8em 0 .7em;color:var(--ink-2);}
.article-body h4{font-size:16px;font-weight:600;margin:1.5em 0 .6em;color:var(--ink-2);}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:2px;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--brand);
}
.article-body ol{counter-reset:ai;padding-left:0;}
.article-body ol li{position:relative;padding-left:34px;margin-bottom:.6em;counter-increment:ai;}
.article-body ol li::before{
  content:counter(ai);
  position:absolute;left:0;top:.28em;width:22px;height:22px;border-radius:7px;
  background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:1.6em 0;padding:20px 24px;background:var(--bg-soft);border-left:3px solid var(--lime);
  border-radius:0 var(--r-img) var(--r-img) 0;font-style:italic;color:var(--t2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  width:auto;max-width:100%;margin:1.8em auto;border-radius:var(--r-img);
  border:1px solid var(--line);background:var(--bg-soft);
}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--t3);margin-top:12px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.8em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;
}
.article-body thead th{
  background:var(--ink);color:#fff;font-weight:600;text-align:left;padding:12px 16px;border:0;
}
.article-body tbody td{padding:12px 16px;border-top:1px solid var(--line);color:#2b2b2b;}
.article-body tbody tr:nth-child(even){background:#FAF9F5;}
.article-body a{color:var(--brand);border-bottom:2px solid rgba(232,84,47,.35);}
.article-body a:hover{border-bottom-color:var(--brand);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0;}
.article-body strong{font-weight:700;color:var(--ink-2);}

/* 空态 */
.art-empty{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:64px 30px;text-align:center;box-shadow:var(--sh);
}
.art-empty .em-icon{
  width:64px;height:64px;margin:0 auto 20px;border-radius:18px;
  background:var(--brand-soft);color:var(--brand);font-size:26px;
  display:flex;align-items:center;justify-content:center;
}
.art-empty h2{font-size:22px;font-weight:700;margin-bottom:10px;}
.art-empty p{color:var(--t2);margin-bottom:24px;}

/* 标签行 */
.art-tags{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:48px;padding-top:26px;border-top:1px solid var(--line);
}
.art-tags .lb{font-size:13px;color:var(--t2);font-weight:600;}
.tag{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;
  background:var(--brand-soft);color:var(--brand);transition:all .18s ease;
}
a.tag:hover{background:var(--brand);color:#fff;}
.tag-lime{background:#EAF7B8;color:#41530A;}

/* 上下页双卡 */
.nav-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px;}
.nav-card{
  display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh);transition:all .2s ease;
}
.nav-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#D8D3C7;}
.nav-card .nc-ic{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;
  background:var(--bg-soft);color:var(--brand);font-size:16px;
  display:flex;align-items:center;justify-content:center;transition:all .2s ease;
}
.nav-card:hover .nc-ic{background:var(--brand);color:#fff;}
.nav-card .nc-tx{font-size:12px;color:var(--t3);margin-bottom:2px;}
.nav-card .nc-ti{font-size:15px;font-weight:600;color:var(--t1);}
.nav-card.next{flex-direction:row-reverse;text-align:right;}

/* 侧栏 */
.art-side{align-self:start;position:sticky;top:92px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh);
}
.side-card h3{
  font-size:14px;font-weight:700;color:var(--t1);margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.side-card h3::before{
  content:"";width:8px;height:8px;border-radius:2px;background:var(--lime);display:inline-block;
}
.toc-list li{margin-bottom:2px;}
.toc-list a{
  display:block;font-size:13.5px;color:var(--t2);padding:7px 10px;border-radius:8px;
  border-left:3px solid transparent;transition:all .18s ease;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.toc-list a:hover,.toc-list a.on{color:var(--brand);background:var(--brand-soft);border-left-color:var(--brand);font-weight:600;}
.side-contact{background:var(--ink);border-color:var(--ink);}
.side-contact h3{color:#fff;}
.side-contact p{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.7;margin-bottom:14px;}
.side-contact .sc-tel{
  font-size:20px;font-weight:800;color:var(--lime);letter-spacing:.02em;display:block;margin-bottom:16px;
}
.side-contact .btn-brand{width:100%;height:44px;font-size:14px;}
.rel-mini li{display:flex;gap:12px;padding:12px 0;border-top:1px solid var(--line);}
.rel-mini li:first-child{border-top:0;padding-top:0;}
.rel-mini img{width:70px;height:46px;object-fit:cover;border-radius:8px;flex:0 0 70px;background:var(--bg-soft);}
.rel-mini .rm-ti{
  font-size:13.5px;font-weight:600;line-height:1.45;color:var(--t1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-mini .rm-dt{font-size:12px;color:var(--t3);margin-top:4px;}
.rel-mini a:hover .rm-ti{color:var(--brand);}

/* 相关推荐 */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;}
.sec-head h2{
  position:relative;font-size:clamp(22px,2.4vw,28px);font-weight:700;line-height:1.3;padding-left:16px;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.2em;width:6px;height:22px;border-radius:3px;background:var(--brand);
}
.sec-head p{font-size:14px;color:var(--t2);margin:8px 0 0 16px;}
.related-sec{padding:0 0 64px;}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh);transition:all .22s ease;display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#D8D3C7;}
.rel-card .rc-img{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft);}
.rel-card .rc-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.rel-card:hover .rc-img img{transform:scale(1.04);}
.rel-card .rc-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.rel-card .rc-ti{
  font-size:16px;font-weight:700;line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card .rc-desc{
  font-size:13.5px;color:var(--t2);line-height:1.7;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card .rc-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--t3);
}
.rel-card:hover .rc-ti{color:var(--brand);}

/* CTA 通栏 */
.cta-band{
  background:var(--bg-soft);border:1px solid var(--line);border-radius:20px;
  padding:34px 38px;display:flex;align-items:center;justify-content:space-between;gap:28px;
  margin:0 0 26px;
}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:1.35;margin-bottom:8px;}
.cta-band p{color:var(--t2);font-size:14.5px;margin:0;}
.back-row{text-align:center;padding-bottom:8px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.82);margin-top:80px;padding-top:72px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.1fr 1fr;gap:40px;padding-bottom:52px;}
.footer-col h4{
  position:relative;color:#fff;font-size:14px;font-weight:600;margin-bottom:18px;padding-left:16px;
}
.footer-col h4::before{
  content:"";position:absolute;left:0;top:.35em;width:8px;height:8px;border-radius:2px;background:var(--lime);
}
.footer-col ul li{margin-bottom:11px;font-size:14px;color:rgba(255,255,255,.76);line-height:1.6;}
.footer-col ul li a{color:rgba(255,255,255,.76);transition:all .18s ease;display:inline-block;}
.footer-col ul li a:hover{color:var(--lime);transform:translateX(2px);}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);margin:18px 0 0;max-width:360px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0 28px;text-align:center;
}
.footer-bottom p{margin:0;font-size:12px;color:rgba(255,255,255,.55);}

/* ============ 响应式 ============ */
@media (max-width:1399px){
  .rel-grid{gap:22px;}
}
@media (max-width:1199px){
  :root{--sec:64px;}
  .art-layout{grid-template-columns:minmax(0,760px);}
  .art-side{display:none;}
  .nav-desktop{gap:22px;}
  .nav-list{gap:22px;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:991px){
  :root{--sec:56px;}
  .nav-desktop{display:none;}
  .nav-toggle{display:inline-flex;}
  .site-nav{height:64px;}
  .site-header.is-scrolled .site-nav{height:60px;}
  .art-head{padding:26px 0 24px;}
  .art-cover img{aspect-ratio:16/9;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;}
  .footer-brand p{max-width:none;}
}
@media (max-width:767px){
  :root{--sec:48px;}
  body{font-size:15.5px;}
  .article-body{font-size:16px;line-height:1.85;}
  .art-title{font-size:clamp(24px,6vw,30px);}
  .nav-cards{grid-template-columns:1fr;}
  .nav-card.next{flex-direction:row;text-align:left;}
  .rel-grid{grid-template-columns:1fr;}
  .art-head{padding:22px 0 20px;}
  .art-main-sec{padding:36px 0 var(--sec);}
  .site-footer{padding-top:56px;margin-top:56px;}
  .footer-grid{padding-bottom:38px;gap:30px;}
}
@media (max-width:575px){
  .shell{padding:0 16px;}
  .brand-text{font-size:17px;}
  .brand-mark{width:28px;height:28px;flex:0 0 28px;}
  .art-meta{gap:9px;font-size:12.5px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom p{font-size:11.5px;}
}

/* roulang page: category1 */
:root{
  --brand:#E8542F;
  --brand-hover:#C93F1E;
  --brand-active:#A83318;
  --ink:#12312C;
  --ink-2:#1B4A41;
  --lime:#D9F24B;
  --bg:#F7F5F0;
  --bg-soft:#EFEDE6;
  --card:#FFFFFF;
  --line:#E4E0D8;
  --text:#171717;
  --text-2:#6B6B63;
  --text-3:#9A9689;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(23,23,23,.06);
  --shadow-2:0 14px 30px -14px rgba(18,49,44,.30);
  --sec-gap:96px;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);letter-spacing:-.02em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;}

.shell{
  width:100%;
  max-width:1320px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1200px) and (max-width:1399px){ .shell{max-width:1140px;} }
@media (min-width:992px) and (max-width:1199px){ .shell{max-width:960px;} }
@media (max-width:991px){ .shell{max-width:100%;padding:0 20px;} }

.section{padding:var(--sec-gap) 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.sec-title{
  display:flex;align-items:center;gap:12px;
  font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;
}
.sec-title::before{
  content:"";flex:0 0 auto;width:6px;height:22px;border-radius:2px;background:var(--brand);
}
.sec-sub{margin-top:10px;color:var(--text-2);font-size:15px;}

/* ---------- 按钮 ---------- */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border:0;border-radius:var(--r-btn);
  background:var(--brand);color:#fff;font-size:15px;font-weight:600;
  cursor:pointer;transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-brand:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);}
.btn-brand:active{background:var(--brand-active);transform:translateY(0);}
.btn-brand:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  background:#fff;border:1.5px solid var(--ink);color:var(--ink);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{background:var(--ink-2);}
.btn-sm-cta{height:40px;padding:0 18px;font-size:14px;border-radius:9px;}
.link-more{
  color:var(--brand);font-size:15px;font-weight:600;
  border-bottom:2px solid rgba(232,84,47,.35);padding-bottom:2px;
}
.link-more:hover{border-bottom-color:var(--brand);color:var(--brand-hover);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.scrolled{background:#fff;box-shadow:0 8px 22px -18px rgba(18,49,44,.55);}
.site-nav{display:flex;align-items:center;justify-content:space-between;height:72px;transition:height .25s ease;}
.site-header.scrolled .site-nav{height:64px;}

.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{
  position:relative;width:28px;height:28px;border-radius:8px;background:var(--brand);
  transform:skewX(-12deg);box-shadow:0 6px 14px -6px rgba(232,84,47,.75);flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;left:6px;right:6px;bottom:6px;height:4px;border-radius:2px;background:var(--lime);
}
.brand-text{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.02em;white-space:nowrap;}

.nav-desktop{display:flex;align-items:center;gap:28px;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;display:inline-block;padding:8px 0;
  font-size:15px;font-weight:600;color:var(--text);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-link:hover,.nav-link.active{color:var(--brand);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-cta{white-space:nowrap;}

.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:10px;color:var(--ink);font-size:18px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

.nav-drawer{width:min(340px,86vw);background:var(--bg);border:0;}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:20px 22px;}
.nav-drawer .offcanvas-body{padding:22px;display:flex;flex-direction:column;height:calc(100% - 77px);}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink);}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-list{display:flex;flex-direction:column;gap:4px;}
.drawer-list a{
  display:block;padding:14px 12px;border-radius:10px;
  font-size:18px;font-weight:600;color:var(--ink);
}
.drawer-list a:hover{background:#fff;color:var(--brand);}
.drawer-list a.active{color:var(--brand);background:#fff;box-shadow:inset 3px 0 0 var(--brand);}
.drawer-cta{margin-top:auto;width:100%;}

@media (max-width:991px){
  .nav-desktop{display:none;}
  .nav-toggle{display:inline-flex;}
}

/* ---------- 分类页头 ---------- */
.cat-hero{
  position:relative;
  min-height:240px;
  display:flex;align-items:center;
  padding:64px 0;
  color:#fff;
  background-image:linear-gradient(110deg,rgba(18,49,44,.90) 0%,rgba(18,49,44,.72) 52%,rgba(18,49,44,.58) 100%),
                   url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:repeating-linear-gradient(135deg,#fff 0 2px,transparent 2px 12px);
}
.cat-hero .shell{position:relative;z-index:1;}
.hero-tick{display:block;width:42px;height:6px;border-radius:3px;background:var(--lime);margin-bottom:18px;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:14px;}
.crumbs a{color:rgba(255,255,255,.72);}
.crumbs a:hover{color:var(--lime);}
.crumbs span.now{color:var(--lime);}
.cat-hero h1{
  color:#fff;font-size:clamp(30px,4.2vw,46px);font-weight:800;line-height:1.2;letter-spacing:-.02em;
  max-width:900px;
}
.cat-hero p{margin-top:14px;max-width:760px;font-size:16px;line-height:1.75;color:rgba(255,255,255,.86);}

/* ---------- 分类主体 ---------- */
.cat-layout{
  display:grid;
  grid-template-columns:260px minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.filter-panel{
  position:sticky;top:96px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--shadow-1);
}
.panel-title{font-size:16px;font-weight:700;margin-bottom:14px;color:var(--ink);}
.panel-title span{display:inline-block;width:8px;height:8px;border-radius:2px;background:var(--lime);margin-right:8px;vertical-align:middle;}
.filter-list{display:flex;flex-direction:column;gap:2px;}
.filter-list a{
  display:block;padding:11px 12px;border-left:3px solid transparent;border-radius:0 10px 10px 0;
  font-size:15px;font-weight:600;color:var(--text-2);
}
.filter-list a:hover{background:var(--bg-soft);color:var(--brand);}
.filter-list a.active{border-left-color:var(--brand);color:var(--brand);background:rgba(232,84,47,.07);}
.filter-list a small{display:block;font-size:12px;font-weight:400;color:var(--text-3);margin-top:2px;}
.panel-note{
  margin-top:20px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;line-height:1.8;color:var(--text-2);
}
.panel-note strong{display:block;font-size:15px;color:var(--ink);margin-bottom:6px;}
.panel-note .tel{display:inline-block;margin-top:8px;font-size:16px;font-weight:700;color:var(--brand);}

.result-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:14px 20px;margin-bottom:24px;
  background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;
  font-size:14px;color:var(--text-2);
}
.result-bar b{
  font-weight:700;color:#33420A;background:rgba(217,242,75,.65);
  padding:1px 7px;border-radius:6px;font-variant-numeric:tabular-nums;
}
.result-bar .hint{color:var(--text-3);font-size:13px;}

.cat-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(232,84,47,.45);}
.cat-card .inner{display:flex;flex-direction:column;height:100%;padding:0 20px 20px;}
.card-thumb{
  position:relative;margin:0 -20px 16px;aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft);
}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.cat-card:hover .card-thumb img{transform:scale(1.04);}
.card-thumb .ph{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:var(--text-3);font-size:28px;
}
.tag{
  display:inline-block;align-self:flex-start;
  padding:4px 10px;border-radius:999px;
  background:rgba(232,84,47,.10);color:var(--brand);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.tag.lime{background:rgba(217,242,75,.55);color:#3B4A0C;}
.cat-card h3{
  margin-top:12px;font-size:18px;font-weight:600;line-height:1.45;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cat-card .desc{
  margin-top:8px;font-size:14px;line-height:1.7;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.card-foot .spec{font-size:13px;color:var(--text-3);line-height:1.5;}
.card-foot .spec b{color:var(--ink);font-weight:600;}
.mini-cta{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  height:34px;padding:0 14px;border-radius:999px;
  border:1.5px solid var(--brand);color:var(--brand);
  font-size:13px;font-weight:600;background:#fff;
  transition:background .2s ease,color .2s ease;
}
.cat-card:hover .mini-cta{background:var(--brand);color:#fff;}

@media (max-width:1199px){
  .cat-layout{grid-template-columns:220px minmax(0,1fr);gap:24px;}
}
@media (max-width:991px){
  .cat-layout{grid-template-columns:1fr;gap:24px;}
  .filter-panel{position:static;padding:16px;}
  .filter-list{flex-direction:row;gap:8px;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;}
  .filter-list li{flex:0 0 auto;}
  .filter-list a{
    white-space:nowrap;border-left:0;border-radius:999px;padding:9px 16px;background:#fff;border:1px solid var(--line);
  }
  .filter-list a small{display:none;}
  .filter-list a.active{border-left:0;border-color:var(--brand);background:rgba(232,84,47,.08);}
  .panel-note{display:none;}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-acc .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;
}
.faq-acc .accordion-button{
  background:transparent;box-shadow:none;border:0;
  padding:22px 4px;font-size:17px;font-weight:600;color:var(--text);line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none;}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 2px rgba(232,84,47,.35);border-radius:10px;}
.faq-acc .accordion-button::after{
  content:"+";flex:0 0 auto;width:30px;height:30px;margin-left:16px;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:600;color:var(--brand);
  background-image:none;border:1px solid var(--line);border-radius:999px;
  transform:none;transition:background .25s ease,color .25s ease,border-color .25s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  content:"−";background:var(--brand);color:#fff;border-color:var(--brand);
}
.faq-acc .accordion-body{padding:0 4px 24px;color:var(--text-2);font-size:15px;line-height:1.85;}

/* ---------- CTA 条 ---------- */
.cta-bar{
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:20px;
  padding:36px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-bar h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;line-height:1.35;}
.cta-bar p{margin-top:8px;color:var(--text-2);font-size:15px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:80px;background:var(--ink);color:#EDEAE2;padding:72px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1fr;gap:40px;
}
.footer-col h4{
  position:relative;color:#fff;font-size:14px;font-weight:600;margin-bottom:18px;padding-left:16px;
}
.footer-col h4::before{
  content:"";position:absolute;left:0;top:6px;width:8px;height:8px;border-radius:2px;background:var(--lime);
}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(237,234,226,.72);max-width:360px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;color:rgba(237,234,226,.72);}
.footer-col a{font-size:14px;color:rgba(237,234,226,.72);display:inline-block;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:var(--lime);transform:translateX(2px);}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0 26px;text-align:center;
}
.footer-bottom p{font-size:12px;color:rgba(237,234,226,.6);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){ :root{--sec-gap:80px;} }
@media (max-width:991px){
  :root{--sec-gap:64px;}
  .cat-hero{min-height:auto;padding:48px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-bar{padding:28px 24px;}
}
@media (max-width:767px){
  .section{padding:48px 0;}
  :root{--sec-gap:48px;}
  .brand-text{font-size:17px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-bar{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,.cta-actions .btn-ghost{flex:1 1 auto;}
  .card-thumb{aspect-ratio:16/9;}
}
@media (max-width:575px){
  .cat-hero h1{font-size:28px;}
  .faq-acc .accordion-button{font-size:16px;padding:18px 2px;}
  .result-bar{font-size:13px;}
}

/* roulang page: category2 */
:root{
  --brand:#E8542F;
  --brand-dark:#C93F1E;
  --brand-press:#A83318;
  --ink:#12312C;
  --ink-2:#1B4A41;
  --lime:#D9F24B;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --bg-soft:#EFEDE6;
  --line:#E4E0D8;
  --t1:#171717;
  --t2:#6B6B63;
  --t3:#9A9689;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(23,23,23,.06);
  --sh-2:0 14px 30px -14px rgba(18,49,44,.30);
  --sec-y:96px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,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:1.75;
  color:var(--t1);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease;}
a:hover{color:var(--brand-dark);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--t1);}
p{margin:0;}
.num{font-variant-numeric:tabular-nums;}

.shell{width:100%;max-width:1320px;margin:0 auto;padding:0 24px;}
.sec{padding:var(--sec-y) 0;}
.sec-soft{background:var(--bg-soft);}
.sec-dark{background:var(--ink);color:#EFEDE6;}

.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.sec-head h2{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:700;
  line-height:1.3;
  letter-spacing:-.01em;
  display:flex;
  align-items:center;
}
.sec-head h2::before{
  content:"";
  display:inline-block;
  width:6px;
  height:22px;
  border-radius:2px;
  background:var(--brand);
  margin-right:12px;
  flex:0 0 auto;
}
.sec-head p{color:var(--t2);font-size:15px;margin-top:10px;max-width:720px;}
.sec-more{
  font-size:15px;
  font-weight:600;
  color:var(--brand);
  border-bottom:2px solid rgba(232,84,47,.35);
  padding-bottom:2px;
  white-space:nowrap;
}
.sec-more:hover{border-bottom-color:var(--brand);color:var(--brand-dark);}

/* 按钮 */
.btn-brand,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-brand{
  background:var(--brand);
  border:1.5px solid var(--brand);
  color:#fff;
  box-shadow:0 8px 18px -12px rgba(232,84,47,.9);
}
.btn-brand:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);}
.btn-brand:active{background:var(--brand-press);border-color:var(--brand-press);transform:none;}
.btn-brand:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.btn-ghost{
  background:#fff;
  border:1.5px solid var(--ink-2);
  color:var(--ink-2);
}
.btn-ghost:hover{background:var(--ink-2);border-color:var(--ink-2);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:none;background:var(--ink);border-color:var(--ink);}
.btn-ghost:focus-visible{outline:2px solid var(--ink-2);outline-offset:2px;}
.btn-sm-cta{height:42px;padding:0 20px;font-size:14px;}

/* 标签与徽章 */
.badge-soft{
  display:inline-flex;
  align-items:center;
  padding:4px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  background:rgba(232,84,47,.10);
  color:var(--brand-dark);
}
.badge-lime{
  display:inline-flex;
  align-items:center;
  padding:4px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  background:var(--lime);
  color:var(--ink);
}
.dot-line{width:26px;height:3px;background:var(--lime);border-radius:2px;display:inline-block;}

/* 头部导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(247,245,240,.92);
  backdrop-filter:saturate(160%) blur(6px);
  border-bottom:1px solid transparent;
  transition:height .2s ease,background-color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 1px 12px rgba(18,49,44,.08);
}
.site-nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px;}
.site-header.is-scrolled .site-nav{height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{
  width:30px;
  height:30px;
  border-radius:9px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);
  position:relative;
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:9px 8px 9px 8px;
  border:2px solid var(--lime);
  border-radius:6px 6px 10px 10px;
}
.brand-text{
  font-size:19px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-.01em;
}
.nav-desktop{display:flex;align-items:center;gap:28px;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:3px;
  border-radius:2px;
  background:var(--brand);
  transition:width .2s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{width:100%;}
.nav-link.active{color:var(--brand);}
.nav-link.active::after{width:22px;}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  color:var(--ink);
  font-size:18px;
  align-items:center;
  justify-content:center;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

/* 移动端抽屉 */
.mobile-nav{background:var(--bg);width:320px;max-width:88vw;}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.mobile-nav .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:20px;}
.mobile-nav-list li + li{margin-top:6px;}
.mobile-nav-list a{
  display:block;
  padding:14px 4px;
  font-size:18px;
  font-weight:700;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-nav-list a.active{color:var(--brand);}
.mobile-cta{margin-top:auto;width:100%;}

/* 首屏 */
.cat-hero{
  position:relative;
  padding:72px 0 80px;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(18,49,44,.05) 0 2px,transparent 2px 18px);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:56px;
  align-items:center;
}
.crumb{font-size:13px;color:var(--t2);display:flex;align-items:center;gap:8px;margin-bottom:18px;flex-wrap:wrap;}
.crumb a{color:var(--t2);}
.crumb a:hover{color:var(--brand);}
.crumb span.now{color:var(--brand);font-weight:600;}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:16px;}
.cat-hero h1{
  font-size:clamp(30px,4.2vw,46px);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.02em;
  color:var(--ink);
  margin-bottom:20px;
}
.cat-hero h1 em{font-style:normal;color:var(--brand);}
.hero-lead{font-size:17px;color:var(--t2);max-width:560px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;}
.hero-stats .stat strong{
  display:block;
  font-size:26px;
  font-weight:800;
  color:var(--ink);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.hero-stats .stat strong i{color:var(--brand);font-style:normal;}
.hero-stats .stat span{font-size:13px;color:var(--t2);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-card);
  box-shadow:var(--sh-2);
  position:relative;
  z-index:2;
}
.hero-visual::after{
  content:"";
  position:absolute;
  left:18px;
  top:18px;
  right:-18px;
  bottom:-18px;
  border:2px solid var(--lime);
  border-radius:var(--r-card);
  z-index:1;
}
.hero-visual .float-tag{
  position:absolute;
  left:-16px;
  bottom:26px;
  z-index:3;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:8px 16px;
  font-size:13px;
  font-weight:600;
  color:var(--ink);
  box-shadow:var(--sh-1);
  display:flex;
  align-items:center;
  gap:8px;
}
.hero-visual .float-tag i{color:var(--brand);}

/* 紧凑卡片网格 */
.compact-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.mini-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:0 0 20px;
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;
  flex-direction:column;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(232,84,47,.35);}
.mini-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft);}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.mini-card:hover .thumb img{transform:scale(1.04);}
.mini-card .body{padding:16px 20px 0;display:flex;flex-direction:column;gap:8px;flex:1;}
.mini-card h3{font-size:18px;font-weight:600;line-height:1.4;}
.mini-card p{
  font-size:14px;
  color:var(--t2);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.mini-card .foot{
  margin-top:auto;
  padding-top:12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--t2);
  border-top:1px dashed var(--line);
}
.mini-card .foot .price{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums;}
.mini-card .foot .price b{color:var(--brand);font-size:16px;}
.mini-card .more{font-size:13px;font-weight:700;color:var(--brand);}
.mini-card .more:hover{color:var(--brand-dark);}

/* 对比表 */
.table-wrap{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}
table.spec{width:100%;min-width:760px;border-collapse:collapse;font-size:14.5px;}
table.spec thead th{
  background:var(--ink);
  color:#F7F5F0;
  font-size:14px;
  font-weight:600;
  text-align:left;
  padding:16px 20px;
  white-space:nowrap;
}
table.spec thead th:first-child{border-top-left-radius:var(--r-card);}
table.spec thead th:last-child{border-top-right-radius:var(--r-card);}
table.spec tbody td{padding:15px 20px;border-bottom:1px solid var(--line);color:var(--t2);}
table.spec tbody tr:nth-child(even){background:var(--bg-soft);}
table.spec tbody td:first-child{font-weight:700;color:var(--ink);}
table.spec tbody tr:last-child td{border-bottom:none;}
table.spec .hl{color:var(--brand);font-weight:700;}
.table-note{margin-top:16px;font-size:13px;color:var(--t3);}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.step .no{
  font-size:13px;
  font-weight:700;
  color:var(--ink);
  background:var(--lime);
  border-radius:999px;
  padding:3px 12px;
  display:inline-block;
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14px;color:var(--t2);}

/* 保障条 */
.guard-band{background:var(--ink);color:#EFEDE6;padding:64px 0;}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.guard{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:20px 22px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);
  background:rgba(255,255,255,.03);
}
.guard i{font-size:22px;color:var(--lime);margin-top:4px;}
.guard h3{font-size:16px;font-weight:600;color:#fff;margin-bottom:6px;}
.guard p{font-size:13.5px;color:rgba(239,237,230,.72);line-height:1.7;}

/* 表单区 */
.inquiry-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:48px;align-items:start;}
.inquiry-copy h2{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:700;
  line-height:1.3;
  margin-bottom:16px;
  display:flex;
  align-items:center;
}
.inquiry-copy h2::before{
  content:"";
  width:6px;height:22px;border-radius:2px;background:var(--brand);margin-right:12px;display:inline-block;
}
.inquiry-copy > p{color:var(--t2);font-size:15.5px;margin-bottom:24px;}
.inquiry-list li{
  display:flex;
  gap:10px;
  font-size:15px;
  color:var(--ink);
  padding:10px 0;
  border-bottom:1px dashed var(--line);
}
.inquiry-list li i{color:var(--brand);margin-top:5px;font-size:14px;}
.inquiry-contact{margin-top:26px;display:flex;flex-direction:column;gap:10px;font-size:15px;color:var(--t2);}
.inquiry-contact strong{color:var(--ink);font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;}

.form-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:32px;
  box-shadow:var(--sh-1);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:var(--ink);}
.field input,.field select,.field textarea{
  width:100%;
  height:48px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  font-size:15px;
  color:var(--t1);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:118px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--t3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(232,84,47,.14);
}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:var(--brand);}
.field-error{font-size:13px;color:var(--brand);display:none;}
.field.invalid .field-error{display:block;}
.form-foot{display:flex;align-items:center;gap:18px;margin-top:24px;flex-wrap:wrap;}
.form-tip{font-size:13px;color:var(--t3);}
.form-success{
  display:none;
  margin-top:18px;
  padding:14px 18px;
  border-radius:var(--r-btn);
  background:rgba(217,242,75,.35);
  border:1px solid rgba(18,49,44,.12);
  color:var(--ink);
  font-size:14px;
  font-weight:600;
}
.form-success.show{display:block;}

/* FAQ */
.faq{background:transparent;}
.faq .accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:14px;
  overflow:hidden;
}
.faq .accordion-button{
  width:100%;
  padding:20px 24px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  background:#fff;
  border:none;
  box-shadow:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.faq .accordion-button:not(.collapsed){color:var(--brand);}
.faq .accordion-button::after{display:none;}
.faq .accordion-button .ico{
  width:26px;height:26px;flex:0 0 auto;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--bg-soft);color:var(--ink);font-size:13px;
  transition:transform .22s ease,background-color .22s ease,color .22s ease;
}
.faq .accordion-button:not(.collapsed) .ico{transform:rotate(180deg);background:var(--lime);color:var(--ink);}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid rgba(232,84,47,.45);outline-offset:-2px;}
.faq .accordion-body{
  padding:0 24px 22px;
  font-size:15px;
  color:var(--t2);
  line-height:1.8;
  border-top:1px dashed var(--line);
  margin-top:0;
  padding-top:16px;
}

/* CTA 通栏 */
.cta-band{
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:20px;
  padding:36px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.2vw,28px);font-weight:700;line-height:1.35;margin-bottom:8px;}
.cta-band p{font-size:15px;color:var(--t2);}

/* 页脚 */
.site-footer{background:var(--ink);color:#EFEDE6;margin-top:80px;padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1fr;gap:40px;}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
  display:flex;
  align-items:center;
  gap:8px;
}
.footer-col h4::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--lime);display:inline-block;}
.footer-col ul li{font-size:14px;color:rgba(239,237,230,.75);padding:6px 0;transition:transform .2s ease,color .2s ease;}
.footer-col ul li a{color:rgba(239,237,230,.75);display:inline-block;transition:transform .2s ease,color .2s ease;}
.footer-col ul li a:hover{color:var(--lime);transform:translateX(2px);}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14px;color:rgba(239,237,230,.72);margin-top:16px;line-height:1.85;max-width:360px;}
.footer-bottom{
  margin-top:52px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
  text-align:center;
}
.footer-bottom p{font-size:12px;color:rgba(239,237,230,.6);}

/* 响应式 */
@media (max-width:1399px){
  .shell{max-width:1140px;}
}
@media (max-width:1199px){
  .shell{max-width:960px;}
  :root{--sec-y:80px;}
  .compact-grid{grid-template-columns:repeat(3,1fr);}
  .hero-grid{gap:40px;}
  .guard-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1.2fr;gap:32px;}
}
@media (max-width:991px){
  .shell{max-width:100%;padding:0 20px;}
  :root{--sec-y:64px;}
  .nav-desktop{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{order:-1;}
  .hero-visual img{aspect-ratio:16/10;}
  .hero-visual::after{right:-12px;bottom:-12px;left:12px;top:12px;}
  .hero-visual .float-tag{left:12px;}
  .cat-hero{padding:48px 0 60px;}
  .compact-grid{grid-template-columns:repeat(2,1fr);}
  .inquiry-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:28px 24px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media (max-width:767px){
  :root{--sec-y:48px;}
  body{font-size:15.5px;}
  .compact-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .guard-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .form-card{padding:24px 20px;}
  .hero-stats{gap:22px;}
  .hero-stats .stat strong{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-brand p{max-width:100%;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .cta-band .btn-brand,.cta-band .btn-ghost{width:100%;}
}
@media (max-width:575px){
  .cat-hero h1{font-size:28px;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%;}
  .btn-brand,.btn-ghost{padding:0 20px;}
}