/* roulang page: index */
:root{
  --brand:#1E3D3A;
  --brand-strong:#17302E;
  --accent:#C4622D;
  --accent-strong:#A94F22;
  --accent-soft:#F2E1D4;
  --ink:#16262B;
  --ink-soft:#4A5C60;
  --line:#E3DCD1;
  --paper:#F7F3EC;
  --card:#FFFFFF;
  --ok:#5C7F5A;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(22,38,43,.06);
  --shadow-2:0 8px 24px rgba(22,38,43,.10);
  --sidebar:244px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease-out,background-color .2s ease-out,border-color .2s ease-out;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.3;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid rgba(196,98,45,.55);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* 布局骨架 */
.shell{min-height:100vh;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
.section{padding:56px 0;}
.section-alt{background:#F3EEE5;}
@media (min-width:1024px){
  .container{padding:0 32px;}
  .section{padding:88px 0;}
}
@media (min-width:1280px){
  .container{padding:0 48px;}
}

/* 左侧竖向导航 */
.sidebar{display:none;}
@media (min-width:1024px){
  .sidebar{
    display:flex;
    flex-direction:column;
    position:fixed;
    left:0;top:0;bottom:0;
    width:var(--sidebar);
    background:var(--brand);
    color:#F7F3EC;
    padding:28px 20px 24px;
    z-index:40;
  }
  .shell{margin-left:var(--sidebar);}
  .mobilenav{display:none;}
}
.brand{display:flex;align-items:baseline;gap:6px;padding:10px 8px 22px;border-bottom:1px solid rgba(247,243,236,.14);}
.brand-mark{font-size:21px;font-weight:700;letter-spacing:-.01em;color:#F7F3EC;}
.brand-sub{font-size:15px;font-weight:500;color:rgba(247,243,236,.82);}
.brand-tag{display:block;font-size:12px;color:rgba(247,243,236,.5);letter-spacing:.16em;margin-top:6px;padding-left:8px;}
.side-links{margin-top:22px;display:flex;flex-direction:column;gap:2px;}
.side-links a{
  position:relative;
  display:block;
  height:44px;
  line-height:44px;
  padding-left:20px;
  border-radius:8px;
  font-size:15px;
  color:rgba(247,243,236,.8);
}
.side-links a:hover{background:rgba(255,255,255,.06);color:#fff;}
.side-links a.is-active{color:#fff;font-weight:500;background:rgba(255,255,255,.05);}
.side-links a.is-active::before{
  content:"";position:absolute;left:4px;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--accent);
}
.side-foot{margin-top:auto;padding-top:20px;border-top:1px solid rgba(247,243,236,.14);font-size:13px;color:rgba(247,243,236,.72);}
.side-foot p{margin-bottom:8px;line-height:1.7;}
.side-foot .side-cta{
  display:block;text-align:center;margin-top:14px;background:var(--accent);color:#fff;
  border-radius:var(--radius-btn);padding:11px 14px;font-size:14px;font-weight:500;
}
.side-foot .side-cta:hover{background:var(--accent-strong);transform:translateY(-1px);}

/* 移动端导航 */
.mobilenav{
  position:sticky;top:0;z-index:50;
  background:rgba(247,243,236,.96);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.mobilenav-inner{height:60px;display:flex;align-items:center;justify-content:space-between;}
.mobilenav .brand-mark,.mobilenav .brand-sub{color:var(--brand);}
.burger{width:42px;height:42px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px;background:#fff;}
.burger span{display:block;width:18px;height:2px;background:var(--brand);position:relative;}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;
  background:var(--brand);color:#F7F3EC;z-index:60;
  transform:translateX(100%);transition:transform .25s ease-out;
  padding:26px 22px;display:flex;flex-direction:column;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-links{margin-top:26px;display:flex;flex-direction:column;gap:4px;}
.drawer-links a{padding:13px 14px;border-radius:10px;color:rgba(247,243,236,.86);font-size:15px;}
.drawer-links a:hover{background:rgba(255,255,255,.08);color:#fff;}
.drawer-links a.is-active{background:rgba(255,255,255,.08);color:#fff;font-weight:500;border-left:3px solid var(--accent);}
.drawer-foot{margin-top:auto;padding-top:22px;border-top:1px solid rgba(247,243,236,.14);font-size:13px;color:rgba(247,243,236,.72);}
.drawer-close{position:absolute;top:20px;right:20px;width:38px;height:38px;border-radius:10px;border:1px solid rgba(247,243,236,.25);color:#F7F3EC;font-size:18px;line-height:1;}
.overlay{position:fixed;inset:0;background:rgba(22,38,43,.5);opacity:0;visibility:hidden;transition:opacity .25s ease-out;z-index:55;}
.overlay.is-open{opacity:1;visibility:visible;}

/* 通用组件 */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.18em;color:var(--ink-soft);text-transform:uppercase;}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{font-size:24px;color:var(--brand);}
.section-head .lead{font-size:14px;color:var(--ink-soft);margin-top:8px;max-width:620px;}
@media (min-width:1024px){.section-head h2{font-size:28px;}}
.link-more{font-size:14px;color:var(--brand);display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid transparent;}
.link-more:hover{color:var(--accent);}
.link-more .arrow{transition:transform .2s ease-out;}
.link-more:hover .arrow{transform:translateX(4px);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;transition:all .2s ease-out;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--accent-strong);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.16);}
.btn-ghost{border:1.5px solid var(--brand);color:var(--brand);background:transparent;}
.btn-ghost:hover{background:rgba(30,61,58,.08);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{border:1.5px solid rgba(247,243,236,.6);color:#F7F3EC;background:transparent;}
.btn-light:hover{background:rgba(247,243,236,.12);transform:translateY(-1px);}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  font-size:12px;background:var(--accent-soft);color:var(--accent-strong);font-weight:500;
}
.badge-muted{background:#F3EEE5;color:var(--ink-soft);font-weight:400;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);transition:transform .2s ease-out,box-shadow .2s ease-out;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.media{overflow:hidden;border-radius:12px;border:1px solid var(--line);background:#EFE9DF;}
.media img{width:100%;height:100%;object-fit:cover;object-position:center 30%;transition:transform .3s ease-out;}
.card:hover .media img{transform:scale(1.03);}

/* Hero */
.hero{padding:44px 0 48px;position:relative;background:
  linear-gradient(to right,rgba(30,61,58,.035) 1px,transparent 1px) 0 0/56px 56px,
  linear-gradient(to bottom,rgba(30,61,58,.035) 1px,transparent 1px) 0 0/56px 56px;}
.hero-grid{display:grid;gap:32px;align-items:center;}
@media (min-width:1024px){
  .hero{padding:64px 0 72px;}
  .hero-grid{grid-template-columns:1fr 1fr;gap:48px;}
}
.hero h1{font-size:28px;line-height:1.32;color:var(--brand);margin:16px 0 14px;}
@media (min-width:1024px){.hero h1{font-size:36px;line-height:1.25;}}
.hero-sub{font-size:16px;color:var(--ink-soft);max-width:520px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-cta .btn{flex:1 1 180px;}
@media (min-width:1024px){.hero-cta .btn{flex:0 0 auto;}}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px;}
.hero-media{position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1);aspect-ratio:16/10;}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center 30%;}
.hero-flag{position:absolute;left:14px;top:14px;background:var(--accent);color:#fff;font-size:12px;padding:6px 14px;border-radius:999px;font-weight:500;}

/* 数据条 */
.stats{background:#F3EEE5;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;}
.stats-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));}
@media (min-width:1024px){.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
.stat{padding:24px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
.stat-value{font-size:32px;font-weight:600;color:var(--brand);line-height:1.1;}
@media (min-width:1024px){.stat-value{font-size:40px;}}
.stat-value small{font-size:16px;font-weight:500;margin-left:2px;color:var(--ink-soft);}
.stat-label{font-size:14px;color:var(--ink-soft);margin-top:8px;}

/* 方案网格 */
.tier-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:640px){.tier-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.tier-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}}
.tier-card{display:flex;flex-direction:column;overflow:hidden;}
.tier-card--feature{grid-column:span 1;}
@media (min-width:640px){
  .tier-card--feature{grid-column:span 2;flex-direction:row;}
  .tier-card--feature .media{flex:0 0 46%;border-radius:0;border:none;border-right:1px solid var(--line);aspect-ratio:auto;min-height:100%;}
  .tier-card--feature .tier-body{flex:1;}
}
.tier-card .media{aspect-ratio:16/10;border-radius:0;border:none;border-bottom:1px solid var(--line);}
.tier-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.tier-title{font-size:19px;color:var(--brand);}
.tier-desc{font-size:14px;color:var(--ink-soft);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.tier-spec{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-soft);border-top:1px dashed var(--line);padding-top:12px;margin-top:auto;}
.tier-price{color:var(--accent-strong);font-weight:600;}
.tier-more{font-size:14px;color:var(--brand);display:inline-flex;align-items:center;gap:6px;margin-top:12px;}
.tier-more:hover{color:var(--accent);}
.tier-more .arrow{transition:transform .2s ease-out;}
.tier-card:hover .tier-more .arrow{transform:translateX(4px);}

/* 流程 */
.flow{display:grid;gap:16px;}
@media (min-width:768px){.flow{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}}
.flow-step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;position:relative;box-shadow:var(--shadow-1);}
.flow-num{font-size:13px;font-weight:600;color:var(--accent);letter-spacing:.1em;}
.flow-step h3{font-size:17px;color:var(--brand);margin:10px 0 8px;}
.flow-step p{font-size:14px;color:var(--ink-soft);}

/* 评价轮播 */
.review-shell{position:relative;}
.review-track{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 2px 18px;scrollbar-width:none;-ms-overflow-style:none;}
.review-track::-webkit-scrollbar{display:none;}
.review-card{
  flex:0 0 86%;scroll-snap-align:start;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1);position:relative;
}
@media (min-width:768px){.review-card{flex:0 0 calc((100% - 36px)/2.2);}}
@media (min-width:1280px){.review-card{flex:0 0 calc((100% - 54px)/3);}}
.review-quote{font-size:44px;line-height:1;color:rgba(196,98,45,.3);font-weight:700;font-family:Georgia,serif;}
.review-text{font-size:15px;line-height:1.85;color:var(--ink);margin:6px 0 18px;}
.review-meta{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:14px;}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--brand);color:#F7F3EC;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;flex:0 0 40px;}
.review-name{font-size:14px;font-weight:600;color:var(--brand);}
.review-role{font-size:12px;color:var(--ink-soft);}
.stars{display:flex;gap:3px;margin-top:6px;}
.stars svg{width:15px;height:15px;fill:var(--accent);}
.review-nav{display:flex;align-items:center;gap:10px;margin-top:6px;}
.rv-btn{width:40px;height:40px;border-radius:50%;border:1.5px solid var(--brand);color:var(--brand);display:flex;align-items:center;justify-content:center;transition:all .2s ease-out;background:#fff;}
.rv-btn:hover{background:var(--brand);color:#F7F3EC;}
.dots{display:flex;gap:8px;margin-left:auto;}
.dot{width:8px;height:8px;border-radius:50%;background:var(--line);transition:all .2s ease-out;}
.dot.is-on{background:var(--accent);width:22px;border-radius:999px;}

/* 保障条 */
.assure{background:#F1EBE1;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.assure-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));}
@media (min-width:1024px){.assure-grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
.assure-item{padding:24px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;gap:14px;}
.assure-item svg{width:26px;height:26px;flex:0 0 26px;stroke:var(--brand);fill:none;stroke-width:1.5;margin-top:2px;}
.assure-item h3{font-size:16px;color:var(--brand);}
.assure-item p{font-size:13px;color:var(--ink-soft);margin-top:6px;line-height:1.7;}

/* 最新信息 */
.news-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:640px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}}
.news-card{display:flex;flex-direction:column;gap:12px;padding:22px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);transition:transform .2s ease-out,box-shadow .2s ease-out;}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.news-card:hover .news-title{color:var(--brand-strong);}
.news-title{font-size:18px;color:var(--brand);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease-out;}
.news-excerpt{font-size:14px;color:var(--ink-soft);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:12px;margin-top:auto;}
.news-time{font-size:13px;color:var(--ink-soft);}
.empty-state{padding:56px 20px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius-card);background:var(--card);}
.empty-state svg{width:48px;height:48px;margin:0 auto 14px;stroke:rgba(74,92,96,.3);fill:none;stroke-width:1.5;}
.empty-state p{font-size:14px;color:var(--ink-soft);margin-bottom:16px;}

/* FAQ */
.faq-list{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--card);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:none;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:16px;font-weight:600;color:var(--brand);
  display:flex;align-items:center;justify-content:space-between;gap:16px;transition:background-color .2s ease-out;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:#FBF8F3;}
.faq-item summary .chev{width:20px;height:20px;flex:0 0 20px;transition:transform .2s ease-out;stroke:var(--ink-soft);fill:none;stroke-width:1.8;}
.faq-item[open] summary .chev{transform:rotate(180deg);}
.faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-soft);}

/* CTA 收尾 */
.cta-band{background:var(--ink);color:#F7F3EC;}
.cta-inner{display:grid;gap:24px;padding:48px 0;}
@media (min-width:1024px){
  .cta-inner{grid-template-columns:1.4fr 1fr;align-items:center;padding:64px 0;}
}
.cta-band h2{font-size:22px;color:#fff;}
.cta-band p{font-size:14px;color:rgba(247,243,236,.75);margin-top:10px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-actions .btn{flex:1 1 160px;}
@media (min-width:1024px){.cta-actions{justify-content:flex-end;}.cta-actions .btn{flex:0 0 auto;}}

/* 页脚 */
.footer{background:#16262B;color:rgba(247,243,236,.75);font-size:14px;}
.footer-grid{display:grid;gap:32px;padding:56px 0 36px;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr;}}
.footer-brand{display:flex;align-items:baseline;gap:6px;}
.footer .brand-mark{color:#F7F3EC;font-size:20px;}
.footer .brand-sub{color:rgba(247,243,236,.8);font-size:15px;}
.footer h3{font-size:14px;color:#F7F3EC;margin-bottom:14px;font-weight:600;letter-spacing:.02em;}
.footer li{line-height:32px;}
.footer a{color:rgba(247,243,236,.75);display:inline-block;transition:all .2s ease-out;}
.footer a:hover{color:var(--accent);transform:translateX(2px);}
.footer-note{font-size:13px;line-height:1.9;color:rgba(247,243,236,.62);margin-top:14px;}
.footer-bottom{border-top:1px solid rgba(247,243,236,.14);padding:18px 0 26px;font-size:12px;color:rgba(247,243,236,.6);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;}
  .card:hover,.news-card:hover,.btn:hover{transform:none !important;}
  .card:hover .media img{transform:none !important;}
}

/* roulang page: article */
:root{
  --brand:#1E3D3A;
  --brand-strong:#17302E;
  --accent:#C4622D;
  --accent-strong:#A94F22;
  --accent-soft:#F2E1D4;
  --ink:#16262B;
  --ink-soft:#4A5C60;
  --line:#E3DCD1;
  --paper:#F7F3EC;
  --paper-deep:#F1EBE1;
  --card:#FFFFFF;
  --ok:#5C7F5A;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(22,38,43,.06);
  --shadow-2:0 8px 24px rgba(22,38,43,.10);
  --nav-w:244px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease-out,background-color .2s ease-out,border-color .2s ease-out,transform .2s ease-out}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid rgba(196,98,45,.55);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ============ 布局骨架 ============ */
.shell{min-height:100vh}
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--nav-w);
  background:var(--brand);color:#F7F3EC;
  display:flex;flex-direction:column;
  padding:0 0 26px;z-index:50;
  border-right:1px solid rgba(247,243,236,.08);
}
.brand-block{padding:30px 22px 24px;border-bottom:1px solid rgba(247,243,236,.12)}
.brand-mark{font-size:20px;font-weight:700;letter-spacing:-.01em;color:#F7F3EC}
.brand-sub{font-size:15px;font-weight:500;color:#F7F3EC;margin-left:2px;letter-spacing:-.01em}
.brand-line{display:flex;align-items:baseline;gap:1px}
.brand-tag{margin-top:8px;font-size:12px;line-height:1.6;color:rgba(247,243,236,.62);letter-spacing:.02em}
.side-links{display:flex;flex-direction:column;padding:14px 0 0}
.side-links a{
  position:relative;display:flex;align-items:center;
  height:44px;padding:0 20px;font-size:15px;
  color:rgba(247,243,236,.8);
}
.side-links a:hover{background:rgba(255,255,255,.06);color:#FFFFFF}
.side-links a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;background:var(--accent);border-radius:0 3px 3px 0;
  transition:height .2s ease-out;
}
.side-links a.is-active{color:#FFFFFF;font-weight:500;background:rgba(255,255,255,.05)}
.side-links a.is-active::before{height:22px}
.side-foot{margin-top:auto;padding:20px 20px 0;border-top:1px solid rgba(247,243,236,.12)}
.side-foot dl{margin:0 0 14px;font-size:13px;line-height:1.9;color:rgba(247,243,236,.72)}
.side-foot dt{color:rgba(247,243,236,.5);font-size:12px;margin-top:8px}
.side-foot dd{margin:0}
.side-cta{
  display:flex;align-items:center;justify-content:center;
  height:42px;border-radius:var(--r-btn);
  background:var(--accent);color:#FFFFFF;font-size:14px;font-weight:500;
}
.side-cta:hover{background:var(--accent-strong);transform:translateY(-1px)}

.page{margin-left:var(--nav-w);min-height:100vh;display:flex;flex-direction:column}
.page-main{flex:1 1 auto;width:100%;max-width:1180px;margin:0 auto;padding:44px 48px 88px}

/* 移动端顶栏 */
.topbar{
  display:none;position:sticky;top:0;z-index:60;
  height:60px;align-items:center;justify-content:space-between;
  padding:0 20px;background:rgba(247,243,236,.96);
  border-bottom:1px solid var(--line);backdrop-filter:blur(6px);
}
.topbar .brand-mark,.topbar .brand-sub{color:var(--brand)}
.burger{
  width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--card);display:flex;align-items:center;justify-content:center;cursor:pointer;
}
.burger span{display:block;width:18px;height:1.6px;background:var(--brand);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:1.6px;background:var(--brand)}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.scrim{position:fixed;inset:0;background:rgba(22,38,43,.5);opacity:0;visibility:hidden;transition:opacity .2s ease-out;z-index:70}
.scrim.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;
  background:var(--brand);color:#F7F3EC;z-index:80;
  transform:translateX(102%);transition:transform .2s ease-out;
  display:flex;flex-direction:column;padding:22px 20px 28px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid rgba(247,243,236,.14)}
.drawer-close{width:36px;height:36px;border:1px solid rgba(247,243,236,.28);background:transparent;color:#F7F3EC;border-radius:var(--r-btn);cursor:pointer;font-size:16px;line-height:1}
.drawer nav{display:flex;flex-direction:column;margin-top:14px}
.drawer nav a{height:46px;display:flex;align-items:center;font-size:15px;color:rgba(247,243,236,.85);border-bottom:1px solid rgba(247,243,236,.08)}
.drawer nav a.is-active{color:#FFFFFF;font-weight:500}
.drawer-foot{margin-top:auto;font-size:13px;line-height:1.9;color:rgba(247,243,236,.7)}
.drawer-foot .side-cta{margin-top:14px}

/* ============ 面包屑 ============ */
.crumbs{padding:0 0 22px}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;line-height:1.7;color:var(--ink-soft)}
.crumbs li{display:flex;align-items:center;gap:8px;max-width:100%}
.crumbs li+li::before{content:"/";color:var(--line);font-size:13px}
.crumbs a{color:var(--ink-soft)}
.crumbs a:hover{color:var(--accent)}
.crumbs li[aria-current="page"]{color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:46ch}

/* ============ 文章 ============ */
.article{max-width:760px;margin:0 auto}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:999px;background:var(--accent-soft);color:var(--accent-strong);
  font-size:12px;font-weight:500;letter-spacing:.02em;
}
.badge.plain{background:var(--paper-deep);color:var(--ink-soft);font-weight:400}
.article-head{padding-bottom:26px;border-bottom:1px solid var(--line)}
.article-head h1{
  margin:16px 0 16px;font-size:38px;line-height:1.32;font-weight:600;color:var(--brand);
  letter-spacing:-.01em;max-width:26ch;word-break:break-word;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:14px;color:var(--ink-soft)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.article-meta time{font-variant-numeric:tabular-nums}

.article-body{padding:34px 0 12px;font-size:17px;line-height:1.94;color:var(--ink)}
.article-body>*+*{margin-top:1.1em}
.article-body p{margin:0 0 1.1em;color:#22343A}
.article-body h2{
  position:relative;margin:2em 0 .8em;padding-top:16px;
  font-size:21px;line-height:1.5;font-weight:600;color:var(--brand);
}
.article-body h2::before{
  content:"";position:absolute;top:0;left:0;width:20px;height:3px;
  background:var(--accent);border-radius:2px;
}
.article-body h3{margin:1.6em 0 .6em;font-size:18px;line-height:1.6;font-weight:600;color:var(--brand)}
.article-body h4{margin:1.4em 0 .5em;font-size:16.5px;font-weight:600;color:var(--ink)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;line-height:1.9;margin-bottom:8px;color:#22343A}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;
  border-radius:50%;background:var(--accent);opacity:.75;
}
.article-body ol{counter-reset:li}
.article-body ol li{counter-increment:li}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.1em;
  width:18px;text-align:left;font-size:14px;font-weight:600;color:var(--accent);
}
.article-body blockquote{
  margin:1.5em 0;padding:16px 22px;border-left:3px solid var(--brand);
  background:var(--paper-deep);border-radius:0 var(--r-img) var(--r-img) 0;
  font-size:15px;line-height:1.87;color:var(--ink-soft);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);border:1px solid var(--line);margin:1.4em 0 .6em;width:100%;height:auto}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13px;color:var(--ink-soft);text-align:center;line-height:1.7}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--accent)}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;line-height:1.7}
.article-body th{background:var(--paper-deep);font-weight:600;color:var(--brand)}
.article-body tbody tr:nth-child(even){background:#FBF8F3}
.article-body strong{font-weight:600;color:var(--brand)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}

.article-foot{
  margin-top:38px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag-row .badge{background:var(--paper-deep);color:var(--ink-soft);font-weight:400}
.article-foot .btn-ghost{flex:0 0 auto}

/* 空态 */
.empty-state{
  max-width:760px;margin:0 auto;padding:64px 24px;text-align:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
}
.empty-state svg{width:48px;height:48px;margin:0 auto 16px;display:block;stroke:var(--ink-soft);opacity:.4}
.empty-state p{font-size:16px;color:var(--ink-soft);margin-bottom:20px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:500;cursor:pointer;border:1.5px solid transparent;
  transition:background-color .2s ease-out,color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.btn-primary{background:var(--accent);color:#FFFFFF;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-strong);border-color:var(--accent-strong);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(22,38,43,.18)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:rgba(30,61,58,.08)}
.btn-ghost:active{background:rgba(30,61,58,.14)}
.btn-ghost-light{background:transparent;color:#F7F3EC;border-color:rgba(247,243,236,.55)}
.btn-ghost-light:hover{background:rgba(247,243,236,.12)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:500;color:var(--brand)}
.link-more svg{transition:transform .2s ease-out}
.link-more:hover{color:var(--accent)}
.link-more:hover svg{transform:translateX(4px)}

/* ============ 相关推荐 ============ */
.related{max-width:1180px;margin:72px auto 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:24px;line-height:1.4;font-weight:600;color:var(--brand)}
.section-head p{margin-top:6px;font-size:14px;color:var(--ink-soft)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D8CFC2}
.card-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--paper-deep);border-bottom:1px solid var(--line)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.card:hover .card-thumb img{transform:scale(1.03)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.card-body h3{font-size:17px;line-height:1.55;font-weight:600;color:var(--brand);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover .card-body h3{color:var(--brand-strong)}
.card-body p{font-size:14px;line-height:1.8;color:var(--ink-soft);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;display:flex;align-items:center;gap:12px;font-size:13px;color:var(--ink-soft);padding-top:6px}
.card-meta time{font-variant-numeric:tabular-nums}

/* ============ CTA ============ */
.cta-strip{margin-top:80px;background:var(--ink);color:#F7F3EC;border-radius:var(--r-card);overflow:hidden}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:40px 44px}
.cta-inner h2{font-size:22px;line-height:1.5;font-weight:600;color:#FFFFFF}
.cta-inner p{margin-top:8px;font-size:14.5px;color:rgba(247,243,236,.72);max-width:46ch}
.cta-actions{display:flex;gap:14px;flex:0 0 auto}
.cta-actions .btn{height:46px}

/* ============ 页脚 ============ */
.footer{background:var(--ink);color:rgba(247,243,236,.78);margin-top:0}
.footer .container{width:100%;max-width:1180px;margin:0 auto;padding:56px 48px 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:32px}
.footer-brand{display:flex;align-items:baseline;margin-bottom:14px}
.footer-brand .brand-mark,.footer-brand .brand-sub{color:#F7F3EC}
.footer-note{font-size:13.5px;line-height:1.9;color:rgba(247,243,236,.66);max-width:32ch}
.footer h3{font-size:14px;font-weight:600;color:#F7F3EC;margin-bottom:14px;letter-spacing:.02em}
.footer ul li{line-height:32px;font-size:14px}
.footer ul li a{color:rgba(247,243,236,.76)}
.footer ul li a:hover{color:var(--accent);transform:translateX(2px);display:inline-block}
.footer-bottom{
  margin-top:40px;padding-top:18px;border-top:1px solid rgba(247,243,236,.14);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:rgba(247,243,236,.6);line-height:1.8;
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .page-main{padding:38px 32px 72px}
  .footer .container{padding:48px 32px 22px}
}
@media (max-width:1023px){
  .sidebar{display:none}
  .page{margin-left:0}
  .topbar{display:flex}
  .page-main{padding:28px 20px 64px}
  .footer .container{padding:44px 20px 20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .article-head h1{font-size:29px;line-height:1.36;max-width:none}
  .article-body{font-size:16.5px;line-height:1.9;padding-top:26px}
  .article-body h2{font-size:19.5px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:32px 26px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .crumbs li[aria-current="page"]{max-width:24ch}
}
@media (max-width:639px){
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .article-head h1{font-size:27px}
  .article-foot{flex-direction:column;align-items:flex-start}
  .article-foot .btn-ghost{width:100%}
  .related{margin-top:56px}
  .cta-strip{margin-top:60px}
  .crumbs li[aria-current="page"]{max-width:18ch}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .card:hover,.btn:hover,.side-cta:hover{transform:none !important}
}

/* roulang page: category1 */
:root{
  --brand:#1E3D3A;
  --brand-strong:#17302E;
  --accent:#C4622D;
  --accent-strong:#A94F22;
  --accent-soft:#F2E1D4;
  --ink:#16262B;
  --ink-soft:#4A5C60;
  --line:#E3DCD1;
  --paper:#F7F3EC;
  --card:#FFFFFF;
  --ok:#5C7F5A;
  --radius-card:14px;
  --radius-img:13px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(22,38,43,.06);
  --shadow-2:0 8px 24px rgba(22,38,43,.10);
  --ease:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid rgba(196,98,45,.45);outline-offset:2px;}
.container{max-width:1180px;margin:0 auto;padding:0 20px;}

/* ---------- 品牌字标 ---------- */
.brand{display:inline-flex;align-items:baseline;gap:2px;letter-spacing:-.01em;}
.brand-mark{font-size:20px;font-weight:700;line-height:1;}
.brand-sub{font-size:15px;font-weight:500;line-height:1;}
.brand-light .brand-mark,.brand-light .brand-sub{color:#F7F3EC;}
.brand-dark .brand-mark{color:var(--brand);}
.brand-dark .brand-sub{color:var(--accent-strong);}

/* ---------- 桌面左侧竖导航 ---------- */
.side-nav{
  position:fixed;inset:0 auto 0 0;width:244px;z-index:60;
  display:none;flex-direction:column;
  background:var(--brand);color:#F7F3EC;
  padding:28px 18px 22px;
}
.side-brand{padding:0 8px 22px;border-bottom:1px solid rgba(247,243,236,.14);}
.side-brand-note{margin-top:8px;font-size:12px;line-height:1.6;color:rgba(247,243,236,.66);}
.side-links{margin-top:18px;display:flex;flex-direction:column;gap:2px;flex:1;}
.side-links a{
  position:relative;display:flex;align-items:center;height:44px;padding-left:20px;
  font-size:15px;color:rgba(247,243,236,.8);border-radius:8px;
  transition:background var(--ease),color var(--ease),padding var(--ease);
}
.side-links a:hover{background:rgba(255,255,255,.06);color:#fff;}
.side-links a.is-active{color:#fff;font-weight:500;background:rgba(255,255,255,.05);}
.side-links a.is-active::before{
  content:"";position:absolute;left:4px;top:10px;bottom:10px;width:3px;border-radius:2px;background:var(--accent);
}
.side-foot{border-top:1px solid rgba(247,243,236,.14);padding-top:16px;font-size:13px;line-height:1.9;color:rgba(247,243,236,.72);}
.side-foot p{margin-bottom:4px;}
.side-foot .btn{margin-top:12px;}

/* ---------- 移动顶栏与抽屉 ---------- */
.topbar{
  position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  height:60px;padding:0 16px;background:rgba(247,243,236,.96);
  border-bottom:1px solid var(--line);backdrop-filter:blur(6px);
}
.menu-btn{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 14px;
  border:1.5px solid var(--brand);border-radius:var(--radius-btn);
  color:var(--brand);font-size:14px;background:transparent;
  transition:background var(--ease),color var(--ease);
}
.menu-btn:hover{background:rgba(30,61,58,.08);}
.menu-btn:active{transform:translateY(1px);}
.drawer-mask{position:fixed;inset:0;z-index:70;background:rgba(22,38,43,.5);opacity:0;pointer-events:none;transition:opacity var(--ease);}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:80;width:84vw;max-width:360px;
  background:var(--brand);color:#F7F3EC;padding:22px 18px;
  transform:translateX(102%);transition:transform 260ms ease-out;
  overflow-y:auto;display:flex;flex-direction:column;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(247,243,236,.14);}
.drawer-close{width:38px;height:38px;border:1px solid rgba(247,243,236,.3);border-radius:10px;color:#F7F3EC;font-size:16px;}
.drawer-close:hover{background:rgba(255,255,255,.08);}
.drawer nav{margin-top:14px;display:flex;flex-direction:column;}
.drawer nav a{display:flex;align-items:center;height:48px;padding-left:16px;font-size:16px;color:rgba(247,243,236,.82);border-radius:8px;}
.drawer nav a:hover{background:rgba(255,255,255,.06);color:#fff;}
.drawer nav a.is-active{color:#fff;font-weight:500;box-shadow:inset 3px 0 0 var(--accent);background:rgba(255,255,255,.05);}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid rgba(247,243,236,.14);font-size:13px;line-height:1.9;color:rgba(247,243,236,.72);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;letter-spacing:.01em;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--accent-strong);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(22,38,43,.18);}
.btn-outline{border:1.5px solid var(--brand);color:var(--brand);}
.btn-outline:hover{background:rgba(30,61,58,.08);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost-light{border:1.5px solid rgba(247,243,236,.6);color:#F7F3EC;}
.btn-ghost-light:hover{background:rgba(247,243,236,.12);}
.btn-block{width:100%;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;color:var(--accent-strong);
  font-size:14px;font-weight:500;transition:color var(--ease);
}
.link-more .arrow{transition:transform var(--ease);}
.link-more:hover{color:var(--accent);}
.link-more:hover .arrow{transform:translateX(4px);}

/* ---------- 主内容区 ---------- */
.page{display:block;}
.section{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{font-size:22px;line-height:1.35;font-weight:600;color:var(--brand);letter-spacing:-.01em;}
.section-head p{font-size:14px;color:var(--ink-soft);max-width:620px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 12px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent-strong);font-size:12px;font-weight:500;letter-spacing:.02em;
}

/* ---------- 页头 banner ---------- */
.page-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center 30%;
}
.page-hero::after{content:"";position:absolute;inset:0;background:rgba(22,38,43,.4);}
.page-hero .inner{position:relative;z-index:2;padding:44px 0 48px;color:#F7F3EC;}
.breadcrumb{margin-bottom:18px;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(247,243,236,.82);}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:rgba(247,243,236,.5);}
.breadcrumb a{color:rgba(247,243,236,.82);transition:color 150ms ease-out;}
.breadcrumb a:hover{color:var(--accent-soft);}
.page-hero h1{
  font-size:28px;line-height:1.32;font-weight:600;letter-spacing:-.01em;color:#fff;max-width:760px;
}
.page-hero .lede{margin-top:14px;font-size:15px;line-height:1.85;color:rgba(247,243,236,.88);max-width:660px;}
.hero-tags{margin-top:20px;display:flex;flex-wrap:wrap;gap:8px;}
.hero-tags span{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  border:1px solid rgba(247,243,236,.36);font-size:12px;color:rgba(247,243,236,.9);
}

/* ---------- 胶囊筛选条 ---------- */
.filter-wrap{border-bottom:1px solid var(--line);background:#fff;}
.filter-bar{
  display:flex;gap:10px;overflow-x:auto;padding:16px 0;scroll-snap-type:x proximity;
  -ms-overflow-style:none;scrollbar-width:none;
}
.filter-bar::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:var(--paper);color:var(--ink-soft);
  font-size:14px;transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease);
}
.pill:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.pill.is-active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:500;}
.pill.is-active:hover{background:var(--accent-strong);border-color:var(--accent-strong);color:#fff;}

/* ---------- 产品网格 ---------- */
.product-grid{display:grid;grid-template-columns:1fr;gap:20px;}
.product-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.product-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D6CCBC;}
.product-thumb{position:relative;overflow:hidden;background:var(--accent-soft);aspect-ratio:16/10;}
.product-thumb img{width:100%;height:100%;object-fit:cover;object-position:center 30%;transition:transform var(--ease);}
.product-card:hover .product-thumb img{transform:scale(1.03);}
.thumb-badge{
  position:absolute;left:12px;top:12px;display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:rgba(22,38,43,.72);color:#F7F3EC;font-size:12px;letter-spacing:.02em;
}
.product-body{display:flex;flex-direction:column;flex:1;padding:18px 18px 16px;}
.product-body h3{font-size:17px;line-height:1.5;font-weight:600;color:var(--brand);margin-bottom:8px;}
.product-body .desc{font-size:14px;line-height:1.75;color:var(--ink-soft);margin-bottom:14px;}
.spec-line{
  display:flex;flex-wrap:wrap;gap:6px 14px;padding-top:12px;margin-top:auto;
  border-top:1px dashed var(--line);font-size:13px;color:var(--ink-soft);
}
.spec-line b{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;gap:10px;}
.tag-soft{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--paper);border:1px solid var(--line);color:var(--ink-soft);font-size:12px;
}

/* ---------- 规格数据条 ---------- */
.spec-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.spec-grid{display:grid;grid-template-columns:repeat(2,1fr);}
.spec-cell{padding:24px 18px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
.spec-cell:nth-child(2n){border-right:0;}
.spec-cell .num{font-size:32px;line-height:1.1;font-weight:600;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.spec-cell .num small{font-size:15px;font-weight:500;margin-left:2px;color:var(--ink-soft);}
.spec-cell .lab{margin-top:8px;font-size:13px;color:var(--ink-soft);line-height:1.7;}

/* ---------- 选型对照 ---------- */
.compare-grid{display:grid;grid-template-columns:1fr;gap:20px;}
.compare-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 22px;box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease);
}
.compare-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.compare-card h3{font-size:18px;font-weight:600;color:var(--brand);margin-bottom:6px;}
.compare-card .sub{font-size:13px;color:var(--ink-soft);margin-bottom:16px;}
.check-list li{
  position:relative;padding-left:26px;font-size:14px;line-height:1.95;color:var(--ink-soft);
}
.check-list li+li{margin-top:6px;}
.check-list li::before{
  content:"";position:absolute;left:4px;top:11px;width:10px;height:6px;
  border-left:2px solid var(--ok);border-bottom:2px solid var(--ok);transform:rotate(-45deg);
}
.compare-note{
  margin-top:18px;padding:14px 16px;border-radius:10px;background:var(--accent-soft);
  font-size:13px;line-height:1.8;color:#7A3E1B;
}

/* ---------- 交付节点 ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:16px;counter-reset:step;}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px 20px;box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--accent-strong);
  font-variant-numeric:tabular-nums;margin-bottom:10px;
}
.step h3{font-size:16px;font-weight:600;color:var(--brand);margin-bottom:6px;}
.step p{font-size:14px;line-height:1.8;color:var(--ink-soft);}

/* ---------- 结尾 CTA ---------- */
.cta-band{background:var(--ink);color:#F7F3EC;}
.cta-inner{
  display:flex;flex-direction:column;gap:18px;padding:48px 0;
}
.cta-inner h2{font-size:22px;line-height:1.4;font-weight:600;color:#fff;}
.cta-inner p{font-size:14px;color:rgba(247,243,236,.78);margin-top:8px;}
.cta-actions{display:flex;flex-direction:column;gap:12px;}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink);color:rgba(247,243,236,.78);padding:56px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px;}
.footer-brand{display:inline-flex;align-items:baseline;gap:2px;margin-bottom:12px;}
.footer-brand .brand-mark{font-size:20px;font-weight:700;color:#F7F3EC;}
.footer-brand .brand-sub{font-size:15px;font-weight:500;color:var(--accent-soft);}
.footer-note{font-size:13px;line-height:1.9;color:rgba(247,243,236,.66);max-width:320px;}
.footer h3{font-size:14px;font-weight:600;color:#fff;margin-bottom:12px;letter-spacing:.02em;}
.footer ul li{font-size:13px;line-height:32px;}
.footer ul li a{color:rgba(247,243,236,.72);transition:color var(--ease),padding-left var(--ease);}
.footer ul li a:hover{color:var(--accent);padding-left:2px;}
.footer-bottom{
  margin-top:36px;padding-top:18px;border-top:1px solid rgba(247,243,236,.14);
  display:flex;flex-direction:column;gap:8px;font-size:12px;color:rgba(247,243,236,.6);
}

/* ---------- 响应式 ---------- */
@media (min-width:640px){
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .compare-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cta-actions{flex-direction:row;}
  .page-hero h1{font-size:32px;}
  .page-hero .inner{padding:56px 0 60px;}
  .section{padding:64px 0;}
  .section-head h2{font-size:26px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .footer-bottom{flex-direction:row;justify-content:space-between;align-items:center;}
}
@media (min-width:1024px){
  .topbar,.drawer,.drawer-mask{display:none;}
  .side-nav{display:flex;}
  .page{margin-left:244px;}
  .container{padding:0 32px;}
  .page-hero .inner{padding:64px 0 72px;}
  .page-hero h1{font-size:34px;line-height:1.3;}
  .page-hero .lede{font-size:16px;}
  .section{padding:80px 0;}
  .section-head h2{font-size:28px;}
  .product-grid{grid-template-columns:repeat(3,1fr);}
  .spec-grid{grid-template-columns:repeat(4,1fr);}
  .spec-cell{border-bottom:0;}
  .spec-cell:nth-child(2n){border-right:1px solid var(--line);}
  .spec-cell:last-child{border-right:0;}
  .compare-grid{grid-template-columns:repeat(3,1fr);}
  .steps{grid-template-columns:repeat(4,1fr);}
  .cta-inner{flex-direction:row;align-items:center;justify-content:space-between;padding:60px 0;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;}
}
@media (min-width:1280px){
  .container{padding:0 48px;}
  .product-grid{grid-template-columns:repeat(4,1fr);}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  .product-card:hover,.compare-card:hover,.step:hover,.pill:hover{transform:none;}
  .link-more:hover .arrow{transform:none;}
}

/* roulang page: category2 */
:root{
    --brand:#1E3D3A;
    --brand-strong:#17302E;
    --accent:#C4622D;
    --accent-strong:#A94F22;
    --accent-soft:#F2E1D4;
    --ink:#16262B;
    --ink-soft:#4A5C60;
    --line:#E3DCD1;
    --paper:#F7F3EC;
    --paper-deep:#F1EBE1;
    --card:#FFFFFF;
    --ok:#5C7F5A;
    --radius-card:14px;
    --radius-btn:10px;
    --radius-img:12px;
    --shadow-1:0 1px 2px rgba(22,38,43,.06);
    --shadow-2:0 8px 24px rgba(22,38,43,.10);
    --ease:200ms ease-out;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.85;
    font-weight:400;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto}
  a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),transform var(--ease),opacity var(--ease)}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin:0}
  h1,h2,h3{font-weight:600;color:var(--brand);letter-spacing:-0.01em}
  button,input,textarea,select{font:inherit;color:inherit}
  :focus-visible{outline:2px solid rgba(196,98,45,.55);outline-offset:3px;border-radius:6px}

  .container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
  @media (min-width:768px){.container{padding:0 32px}}
  @media (min-width:1280px){.container{padding:0 48px}}

  /* ============ 品牌字标 ============ */
  .brand-mark{font-size:20px;font-weight:700;letter-spacing:-0.01em;line-height:1}
  .brand-sub{font-size:15px;font-weight:600;letter-spacing:-0.01em;line-height:1;margin-left:2px}

  /* ============ 左侧竖导航 ============ */
  .side{display:none}
  @media (min-width:1024px){
    .side{
      display:flex;
      flex-direction:column;
      position:fixed;
      top:0;left:0;bottom:0;
      width:244px;
      background:var(--brand);
      color:#F7F3EC;
      padding:28px 0 24px;
      z-index:60;
      overflow-y:auto;
    }
  }
  .side-brand{display:flex;align-items:baseline;padding:0 22px 22px;color:#F7F3EC}
  .side-brand:hover{color:#fff}
  .side-brand .brand-mark{color:#F7F3EC}
  .side-brand .brand-sub{color:rgba(247,243,236,.82)}
  .side-tagline{font-size:12px;line-height:1.6;color:rgba(247,243,236,.6);padding:0 22px 20px;letter-spacing:.02em}
  .side-links{display:flex;flex-direction:column;padding:6px 0 0;border-top:1px solid rgba(247,243,236,.12)}
  .side-links a{
    position:relative;
    display:flex;align-items:center;
    min-height:44px;
    padding:0 22px;
    font-size:15px;
    color:rgba(247,243,236,.8);
  }
  .side-links a:hover{background:rgba(255,255,255,.06);color:#fff}
  .side-links a.is-active{color:#fff;font-weight:500;background:rgba(255,255,255,.05)}
  .side-links a.is-active::before{
    content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;background:var(--accent);border-radius:0 2px 2px 0;
  }
  .side-foot{margin-top:auto;padding:22px;border-top:1px solid rgba(247,243,236,.12);font-size:13px;line-height:1.9;color:rgba(247,243,236,.7)}
  .side-foot p{margin-bottom:2px}
  .side-foot .btn{margin-top:14px;width:100%;justify-content:center}

  /* ============ 移动端顶栏 ============ */
  .topbar{
    position:sticky;top:0;z-index:50;
    display:flex;align-items:center;justify-content:space-between;
    height:60px;padding:0 18px;
    background:rgba(247,243,236,.96);
    border-bottom:1px solid var(--line);
    backdrop-filter:saturate(140%) blur(6px);
  }
  @media (min-width:1024px){.topbar{display:none}}
  .topbar .brand-mark{color:var(--brand)}
  .topbar .brand-sub{color:var(--brand)}
  .burger{
    display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
    width:44px;height:44px;padding:0 10px;
    background:transparent;border:1px solid var(--line);border-radius:var(--radius-btn);cursor:pointer;
  }
  .burger span{display:block;height:2px;background:var(--brand);border-radius:2px}
  .burger:hover{background:rgba(30,61,58,.06)}
  .burger:active{transform:translateY(1px)}

  .mask{
    position:fixed;inset:0;background:rgba(22,38,43,.5);
    opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);z-index:70;
  }
  .mask.is-open{opacity:1;visibility:visible}
  .drawer{
    position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;
    background:var(--brand);color:#F7F3EC;
    transform:translateX(101%);transition:transform var(--ease);
    z-index:80;display:flex;flex-direction:column;padding:20px 0 24px;overflow-y:auto;
  }
  .drawer.is-open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 18px;border-bottom:1px solid rgba(247,243,236,.14)}
  .drawer-head .brand-mark,.drawer-head .brand-sub{color:#F7F3EC}
  .drawer-close{background:transparent;border:1px solid rgba(247,243,236,.28);color:#F7F3EC;border-radius:var(--radius-btn);height:38px;padding:0 14px;cursor:pointer;font-size:14px}
  .drawer-close:hover{background:rgba(255,255,255,.08)}
  .drawer nav{display:flex;flex-direction:column;padding-top:10px}
  .drawer nav a{min-height:48px;display:flex;align-items:center;padding:0 20px;color:rgba(247,243,236,.82);font-size:16px}
  .drawer nav a:hover{background:rgba(255,255,255,.06);color:#fff}
  .drawer nav a.is-active{color:#fff;font-weight:500;box-shadow:inset 3px 0 0 var(--accent)}
  .drawer-foot{margin-top:auto;padding:20px;font-size:13px;line-height:1.9;color:rgba(247,243,236,.7);border-top:1px solid rgba(247,243,236,.14)}
  .drawer-foot .btn{margin-top:14px;width:100%;justify-content:center}

  /* ============ 主体壳 ============ */
  .shell{padding-bottom:0}
  @media (min-width:1024px){.shell{padding-left:244px}}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    height:46px;padding:0 22px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:500;line-height:1;
    border:1.5px solid transparent;cursor:pointer;
    transition:background-color var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .btn-primary{background:var(--accent);color:#fff}
  .btn-primary:hover{background:var(--accent-strong);transform:translateY(-1px)}
  .btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(22,38,43,.18)}
  .btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
  .btn-ghost:hover{background:rgba(30,61,58,.08)}
  .btn-ghost:active{transform:translateY(1px)}
  .btn-light{background:transparent;border-color:rgba(247,243,236,.6);color:#F7F3EC}
  .btn-light:hover{background:rgba(255,255,255,.12)}
  .btn-link{
    display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:500;color:var(--brand);
    border-bottom:1px solid transparent;padding-bottom:2px;
  }
  .btn-link .arrow{transition:transform var(--ease)}
  .btn-link:hover{color:var(--accent)}
  .btn-link:hover .arrow{transform:translateX(4px)}

  /* ============ 徽章 / 标签 ============ */
  .badge{
    display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
    font-size:12px;font-weight:500;letter-spacing:.01em;
    background:var(--accent-soft);color:var(--accent-strong);
  }
  .badge-muted{background:var(--paper-deep);color:var(--ink-soft)}

  /* ============ 面包屑 ============ */
  .breadcrumb{padding:18px 0 0}
  .breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft)}
  .breadcrumb li{display:flex;align-items:center;gap:8px}
  .breadcrumb li:not(:last-child)::after{content:"/";color:rgba(74,92,96,.5)}
  .breadcrumb a:hover{color:var(--accent)}

  /* ============ 页头 banner ============ */
  .page-banner{
    position:relative;margin-top:18px;border-radius:var(--radius-card);overflow:hidden;
    border:1px solid var(--line);
    background-image:linear-gradient(100deg,rgba(22,38,43,.86),rgba(22,38,43,.62)),url('/assets/images/backpic/back-1.png');
    background-size:cover;background-position:center 30%;
    box-shadow:var(--shadow-1);
  }
  .page-banner-inner{padding:44px 24px 40px;color:#F7F3EC;max-width:760px}
  @media (min-width:768px){.page-banner-inner{padding:64px 48px 60px}}
  @media (min-width:1024px){.page-banner-inner{padding:72px 56px 68px}}
  .page-banner h1{color:#fff;font-size:28px;line-height:1.35;margin:14px 0 12px}
  @media (min-width:1024px){.page-banner h1{font-size:36px;line-height:1.3}}
  .page-banner p{font-size:15px;line-height:1.9;color:rgba(247,243,236,.86);max-width:640px}
  .page-banner .crumb-light{font-size:13px;color:rgba(247,243,236,.72)}
  .page-banner .crumb-light a:hover{color:#fff}
  .page-banner .crumb-light li:not(:last-child)::after{content:"/";color:rgba(247,243,236,.45)}

  /* ============ 通用板块 ============ */
  .section{padding:56px 0}
  @media (min-width:1024px){.section{padding:80px 0}}
  .section-alt{background:var(--paper-deep)}
  .section-dark{background:var(--ink);color:#F7F3EC}
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
  .section-head h2{font-size:22px;line-height:1.4}
  @media (min-width:1024px){.section-head h2{font-size:28px}}
  .section-head p.lead{margin-top:10px;font-size:15px;color:var(--ink-soft);max-width:660px}
  .eyebrow{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--accent-strong);text-transform:uppercase}

  /* ============ 数据条 ============ */
  .stat-grid{
    display:grid;grid-template-columns:repeat(2,1fr);
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow-1);
  }
  @media (min-width:768px){.stat-grid{grid-template-columns:repeat(4,1fr)}}
  .stat-cell{padding:24px 22px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
  .stat-cell:nth-child(2n){border-right:none}
  @media (min-width:768px){
    .stat-cell{border-bottom:none}
    .stat-cell:nth-child(2n){border-right:1px solid var(--line)}
    .stat-cell:last-child{border-right:none}
  }
  .stat-num{font-size:32px;font-weight:600;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.1}
  @media (min-width:1024px){.stat-num{font-size:38px}}
  .stat-num small{font-size:15px;font-weight:500;margin-left:4px;color:var(--ink-soft)}
  .stat-label{margin-top:8px;font-size:14px;color:var(--ink-soft);line-height:1.7}

  /* ============ 行业方案 图文交替 ============ */
  .case-row{display:grid;gap:22px;padding:36px 0;border-bottom:1px solid var(--line)}
  .case-row:last-child{border-bottom:none}
  @media (min-width:900px){
    .case-row{grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:48px 0}
    .case-row.is-reverse .case-media{order:2}
  }
  .case-media{
    position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);
    background:var(--paper-deep);aspect-ratio:16/10;box-shadow:var(--shadow-1);
  }
  .case-media img{width:100%;height:100%;object-fit:cover;object-position:center 30%;transition:transform 400ms ease-out}
  .case-row:hover .case-media img{transform:scale(1.03)}
  .case-media .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.92);color:var(--accent-strong)}
  .case-body h2{font-size:20px;line-height:1.45;margin:14px 0 12px}
  @media (min-width:1024px){.case-body h2{font-size:24px}}
  .case-body p{font-size:15px;line-height:1.95;color:var(--ink-soft);margin-bottom:12px}
  .check-list{margin:16px 0 20px;display:grid;gap:10px}
  .check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;line-height:1.8}
  .check-list svg{flex:none;margin-top:5px}
  .case-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:6px}

  /* ============ 交付节点时间线 ============ */
  .timeline{display:grid;gap:18px}
  @media (min-width:768px){.timeline{grid-template-columns:repeat(4,1fr);gap:20px}}
  .tl-item{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 20px;box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease)}
  .tl-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
  .tl-step{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:999px;background:var(--brand);color:#F7F3EC;font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}
  .tl-item h3{font-size:17px;margin:14px 0 8px}
  .tl-item p{font-size:14px;line-height:1.85;color:var(--ink-soft)}
  .tl-when{margin-top:12px;font-size:13px;color:var(--accent-strong);font-weight:500}

  /* ============ FAQ ============ */
  .faq{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--card);overflow:hidden}
  .faq details{border-bottom:1px solid var(--line)}
  .faq details:last-child{border-bottom:none}
  .faq summary{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 22px;font-size:16px;font-weight:600;color:var(--brand);cursor:pointer;list-style:none;
  }
  .faq summary::-webkit-details-marker{display:none}
  .faq summary:hover{background:rgba(30,61,58,.04)}
  .faq summary .chev{flex:none;transition:transform var(--ease);color:var(--accent)}
  .faq details[open] summary .chev{transform:rotate(180deg)}
  .faq .faq-body{padding:0 22px 22px;font-size:15px;line-height:1.95;color:var(--ink-soft)}

  /* ============ 表单 ============ */
  .form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1)}
  @media (min-width:768px){.form-card{padding:30px}}
  .form-grid{display:grid;gap:18px}
  @media (min-width:768px){.form-grid{grid-template-columns:1fr 1fr}}
  .field{display:flex;flex-direction:column;gap:8px}
  .field.full{grid-column:1 / -1}
  .field label{font-size:14px;font-weight:500;color:var(--brand)}
  .field input,.field textarea{
    width:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-btn);
    padding:12px 14px;font-size:15px;line-height:1.6;transition:border-color var(--ease),box-shadow var(--ease);
  }
  .field input{height:48px;padding:0 14px}
  .field textarea{min-height:118px;resize:vertical}
  .field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(196,98,45,.18)}
  .field input::placeholder,.field textarea::placeholder{color:rgba(74,92,96,.6)}
  .form-note{margin-top:14px;font-size:13px;line-height:1.8;color:var(--ink-soft)}
  .form-actions{margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}

  /* ============ 联系卡 ============ */
  .contact-card{background:var(--brand);color:#F7F3EC;border-radius:var(--radius-card);padding:26px 24px;box-shadow:var(--shadow-1)}
  .contact-card h3{color:#fff;font-size:18px;margin-bottom:14px}
  .contact-card dl{margin:0;font-size:14px;line-height:1.9}
  .contact-card dt{color:rgba(247,243,236,.6);font-size:13px;margin-top:12px}
  .contact-card dd{margin:2px 0 0;color:#F7F3EC}
  .contact-card .btn{margin-top:20px;width:100%;justify-content:center}

  /* ============ CTA 收尾 ============ */
  .cta-band{background:var(--brand-strong);color:#F7F3EC;border-radius:var(--radius-card);padding:32px 24px;display:grid;gap:22px;align-items:center}
  @media (min-width:900px){.cta-band{grid-template-columns:1fr auto;padding:44px 48px;gap:36px}}
  .cta-band h2{color:#fff;font-size:22px;line-height:1.4}
  @media (min-width:1024px){.cta-band h2{font-size:28px}}
  .cta-band p{margin-top:10px;font-size:15px;color:rgba(247,243,236,.78);max-width:620px}
  .cta-btns{display:flex;flex-wrap:wrap;gap:12px}
  @media (max-width:899px){.cta-btns .btn{width:100%;justify-content:center}}

  /* ============ 页脚 ============ */
  .footer{background:var(--ink);color:#F7F3EC;margin-top:64px;padding:52px 0 26px}
  @media (min-width:1024px){.footer{margin-top:88px;padding:64px 0 28px}}
  .footer-grid{display:grid;gap:32px}
  @media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
  .footer h3{color:#F7F3EC;font-size:15px;font-weight:600;margin-bottom:14px}
  .footer-brand{display:flex;align-items:baseline;margin-bottom:14px}
  .footer-brand .brand-mark{color:#F7F3EC}
  .footer-brand .brand-sub{color:rgba(247,243,236,.82)}
  .footer-note{font-size:14px;line-height:1.9;color:rgba(247,243,236,.68);max-width:320px}
  .footer ul li{font-size:14px;line-height:32px;color:rgba(247,243,236,.74)}
  .footer ul a{display:inline-block}
  .footer ul a:hover{color:var(--accent);transform:translateX(2px)}
  .footer-bottom{
    margin-top:40px;padding-top:20px;border-top:1px solid rgba(247,243,236,.14);
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    font-size:12.5px;color:rgba(247,243,236,.6);
  }

  @media (prefers-reduced-motion:reduce){
    *{animation-duration:.001ms !important;transition-duration:.001ms !important}
    .btn:hover,.tl-item:hover,.case-row:hover .case-media img{transform:none !important}
  }

@media (min-width:1024px){
    .lg-2col{grid-template-columns:1.4fr 1fr;align-items:start;}
  }

/* roulang page: category3 */
:root{
    --brand:#1E3D3A;
    --brand-strong:#17302E;
    --accent:#C4622D;
    --accent-strong:#A94F22;
    --accent-soft:#F2E1D4;
    --ink:#16262B;
    --ink-soft:#4A5C60;
    --line:#E3DCD1;
    --paper:#F7F3EC;
    --card:#FFFFFF;
    --ok:#5C7F5A;
    --radius-card:14px;
    --radius-img:12px;
    --radius-btn:10px;
    --shadow-1:0 1px 2px rgba(22,38,43,.06);
    --shadow-2:0 8px 24px rgba(22,38,43,.10);
    --nav-w:244px;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:29px;
    font-weight:400;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{margin:0;font-weight:600;color:var(--brand);}
  p{margin:0;}
  ul,ol{margin:0;padding:0;list-style:none;}
  a{color:inherit;text-decoration:none;transition:color .2s ease-out,background-color .2s ease-out,transform .2s ease-out;}
  img{display:block;max-width:100%;height:auto;}
  button,input,textarea,select{font:inherit;color:inherit;}
  button{cursor:pointer;border:0;background:none;}
  :focus-visible{outline:2px solid rgba(196,98,45,.55);outline-offset:2px;border-radius:6px;}

  .container{width:100%;max-width:1180px;margin:0 auto;padding:0 48px;}

  /* ============ 桌面左侧竖向导航 ============ */
  .side-nav{
    display:none;
  }
  @media (min-width:1024px){
    .side-nav{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      position:fixed;
      top:0;left:0;
      width:var(--nav-w);
      height:100vh;
      background:var(--brand);
      color:#F2EFE7;
      padding:0 20px 26px;
      z-index:60;
      overflow-y:auto;
    }
    .page-shell{margin-left:var(--nav-w);}
  }
  .side-brand{
    display:flex;
    align-items:baseline;
    gap:2px;
    padding:28px 8px 22px;
    border-bottom:1px solid rgba(242,239,231,.14);
  }
  .brand-mark{
    font-size:20px;
    font-weight:800;
    letter-spacing:-0.01em;
    color:#F7F3EC;
  }
  .brand-sub{
    font-size:15px;
    font-weight:500;
    color:rgba(247,243,236,.86);
    letter-spacing:.02em;
  }
  .side-slogan{
    font-size:12px;
    line-height:20px;
    color:rgba(247,243,236,.6);
    padding:10px 8px 0;
    letter-spacing:.04em;
  }
  .side-links{
    margin-top:18px;
    display:flex;
    flex-direction:column;
    gap:2px;
  }
  .side-links a{
    display:flex;
    align-items:center;
    height:44px;
    padding-left:20px;
    font-size:15px;
    color:rgba(247,243,236,.8);
    border-radius:8px;
    position:relative;
    transition:background-color .2s ease-out,color .2s ease-out;
  }
  .side-links a:hover{background:rgba(255,255,255,.06);color:#fff;}
  .side-links a.is-active{
    color:#fff;
    font-weight:500;
    background:rgba(255,255,255,.07);
  }
  .side-links a.is-active::before{
    content:"";
    position:absolute;
    left:0;top:10px;
    width:3px;height:24px;
    background:var(--accent);
    border-radius:2px;
  }
  .side-foot{
    border-top:1px solid rgba(242,239,231,.14);
    padding-top:18px;
    font-size:13px;
    line-height:24px;
    color:rgba(247,243,236,.7);
  }
  .side-foot .side-label{
    font-size:12px;
    letter-spacing:.08em;
    color:rgba(247,243,236,.45);
    margin-bottom:6px;
  }
  .side-cta{
    display:flex;
    align-items:center;
    justify-content:center;
    height:44px;
    margin-top:16px;
    border-radius:var(--radius-btn);
    background:var(--accent);
    color:#fff;
    font-size:15px;
    font-weight:500;
    transition:background-color .2s ease-out,transform .2s ease-out;
  }
  .side-cta:hover{background:var(--accent-strong);transform:translateY(-1px);}
  .side-cta:active{transform:translateY(0);}

  /* ============ 移动端顶栏 ============ */
  .mobile-bar{
    position:sticky;
    top:0;
    z-index:70;
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:60px;
    padding:0 20px;
    background:var(--paper);
    border-bottom:1px solid var(--line);
  }
  @media (min-width:1024px){
    .mobile-bar{display:none;}
  }
  .mobile-bar .brand-mark{color:var(--brand);font-size:19px;font-weight:800;}
  .mobile-bar .brand-sub{color:var(--brand);font-size:14px;}
  .burger{
    width:42px;height:42px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:5px;
    border-radius:10px;
    border:1px solid var(--line);
    background:#fff;
    transition:background-color .2s ease-out,border-color .2s ease-out;
  }
  .burger:hover{background:var(--accent-soft);border-color:var(--accent-soft);}
  .burger span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;}

  .drawer-mask{
    position:fixed;
    inset:0;
    background:rgba(22,38,43,.5);
    opacity:0;
    visibility:hidden;
    transition:opacity .2s ease-out,visibility .2s ease-out;
    z-index:80;
  }
  .drawer-mask.is-open{opacity:1;visibility:visible;}
  .drawer{
    position:fixed;
    top:0;right:0;
    height:100%;
    width:84vw;
    max-width:360px;
    background:var(--brand);
    color:#F7F3EC;
    transform:translateX(102%);
    transition:transform .2s ease-out;
    z-index:90;
    padding:22px 22px 30px;
    overflow-y:auto;
    display:flex;
    flex-direction:column;
    gap:6px;
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer .drawer-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding-bottom:16px;
    border-bottom:1px solid rgba(242,239,231,.16);
    margin-bottom:12px;
  }
  .drawer-close{
    width:36px;height:36px;
    border-radius:9px;
    border:1px solid rgba(247,243,236,.28);
    color:#F7F3EC;
    font-size:18px;
    line-height:1;
    display:flex;align-items:center;justify-content:center;
    transition:background-color .2s ease-out;
  }
  .drawer-close:hover{background:rgba(255,255,255,.1);}
  .drawer a.drawer-link{
    display:flex;
    align-items:center;
    height:46px;
    padding:0 14px;
    border-radius:9px;
    color:rgba(247,243,236,.82);
    font-size:15px;
    transition:background-color .2s ease-out,color .2s ease-out;
  }
  .drawer a.drawer-link:hover{background:rgba(255,255,255,.07);color:#fff;}
  .drawer a.drawer-link.is-active{background:rgba(255,255,255,.09);color:#fff;font-weight:500;box-shadow:inset 3px 0 0 var(--accent);}
  .drawer-contact{
    margin-top:auto;
    padding-top:18px;
    border-top:1px solid rgba(242,239,231,.16);
    font-size:13px;
    line-height:24px;
    color:rgba(247,243,236,.72);
  }
  .drawer-cta{
    display:flex;
    align-items:center;
    justify-content:center;
    height:44px;
    margin-top:14px;
    border-radius:var(--radius-btn);
    background:var(--accent);
    color:#fff;
    font-size:15px;
    font-weight:500;
  }
  .drawer-cta:hover{background:var(--accent-strong);}

  /* ============ 通用组件 ============ */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:48px;
    padding:0 24px;
    border-radius:var(--radius-btn);
    font-size:15px;
    font-weight:500;
    letter-spacing:.01em;
    transition:background-color .2s ease-out,color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  }
  .btn-primary{
    background:var(--accent);
    color:#fff;
  }
  .btn-primary:hover{background:var(--accent-strong);transform:translateY(-1px);}
  .btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.16);}
  .btn-ghost{
    border:1.5px solid var(--brand);
    color:var(--brand);
    background:transparent;
  }
  .btn-ghost:hover{background:rgba(30,61,58,.08);}
  .btn-ghost:active{background:rgba(30,61,58,.14);}
  .btn-ghost-light{
    border:1.5px solid rgba(255,255,255,.7);
    color:#fff;
    background:transparent;
  }
  .btn-ghost-light:hover{background:rgba(255,255,255,.12);}
  .btn-text{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--brand);
    font-size:15px;
    font-weight:500;
  }
  .btn-text .arrow{transition:transform .2s ease-out;}
  .btn-text:hover{color:var(--accent);}
  .btn-text:hover .arrow{transform:translateX(4px);}

  .badge{
    display:inline-flex;
    align-items:center;
    height:24px;
    padding:0 12px;
    border-radius:999px;
    font-size:12px;
    line-height:1;
    background:var(--accent-soft);
    color:var(--accent-strong);
    white-space:nowrap;
  }
  .badge-muted{
    background:var(--paper);
    color:var(--ink-soft);
    border:1px solid var(--line);
  }

  .sec{padding:88px 0;}
  .sec-tight{padding:64px 0;}
  .sec-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:24px;
    margin-bottom:34px;
  }
  .sec-head h2{
    font-size:28px;
    line-height:36px;
  }
  .sec-head p{
    margin-top:10px;
    font-size:15px;
    line-height:26px;
    color:var(--ink-soft);
    max-width:640px;
  }
  .sec-kicker{
    display:inline-block;
    font-size:12px;
    letter-spacing:.14em;
    color:var(--accent-strong);
    margin-bottom:10px;
  }

  /* ============ 页头 ============ */
  .page-head{
    background:
      linear-gradient(rgba(30,61,58,.04) 1px, transparent 1px) 0 0/100% 44px,
      linear-gradient(90deg, rgba(30,61,58,.04) 1px, transparent 1px) 0 0/44px 100%,
      var(--paper);
    border-bottom:1px solid var(--line);
    padding:44px 0 56px;
  }
  .crumb{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:8px;
    font-size:13px;
    line-height:24px;
    color:var(--ink-soft);
    margin-bottom:26px;
  }
  .crumb a:hover{color:var(--accent);}
  .crumb .sep{color:var(--line);}
  .crumb .now{color:var(--ink);}
  .page-head h1{
    font-size:36px;
    line-height:44px;
    letter-spacing:-0.01em;
    max-width:820px;
  }
  .page-head .lead{
    margin-top:16px;
    font-size:16px;
    line-height:29px;
    color:var(--ink-soft);
    max-width:700px;
  }
  .head-badges{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:22px;
  }
  .head-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:28px;
  }

  /* ============ 数据条 ============ */
  .metrics{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-1);
    overflow:hidden;
    margin-top:38px;
  }
  .metric{
    padding:22px 24px;
    border-right:1px solid var(--line);
  }
  .metric:last-child{border-right:0;}
  .metric .num{
    font-size:34px;
    line-height:40px;
    font-weight:600;
    color:var(--brand);
    font-variant-numeric:tabular-nums;
    letter-spacing:.01em;
  }
  .metric .num small{font-size:16px;font-weight:500;margin-left:2px;color:var(--ink-soft);}
  .metric .lbl{
    margin-top:6px;
    font-size:14px;
    line-height:24px;
    color:var(--ink-soft);
  }

  /* ============ 服务项列表 ============ */
  .svc-list{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    column-gap:48px;
  }
  .svc-item{
    display:flex;
    gap:18px;
    padding:26px 0;
    border-bottom:1px solid var(--line);
  }
  .svc-icon{
    flex:0 0 44px;
    width:44px;height:44px;
    border-radius:12px;
    background:var(--accent-soft);
    display:flex;align-items:center;justify-content:center;
  }
  .svc-icon svg{width:22px;height:22px;stroke:var(--brand);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}
  .svc-body h3{
    font-size:19px;
    line-height:28px;
    letter-spacing:.01em;
  }
  .svc-body p{
    margin-top:8px;
    font-size:15px;
    line-height:27px;
    color:var(--ink-soft);
  }
  .svc-meta{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:12px;
  }
  .svc-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    margin-top:12px;
    font-size:14px;
    font-weight:500;
    color:var(--brand);
  }
  .svc-link .arrow{transition:transform .2s ease-out;}
  .svc-link:hover{color:var(--accent);}
  .svc-link:hover .arrow{transform:translateX(4px);}

  /* ============ 流程 ============ */
  .flow-wrap{
    display:grid;
    grid-template-columns:1.15fr .85fr;
    gap:44px;
    align-items:start;
  }
  .flow{
    position:relative;
    padding-left:26px;
  }
  .flow::before{
    content:"";
    position:absolute;
    left:6px;top:8px;bottom:8px;
    width:1px;
    background:var(--line);
  }
  .flow-step{
    position:relative;
    padding:0 0 26px 0;
  }
  .flow-step:last-child{padding-bottom:0;}
  .flow-step::before{
    content:"";
    position:absolute;
    left:-26px;top:7px;
    width:13px;height:13px;
    border-radius:50%;
    background:var(--card);
    border:2px solid var(--accent);
  }
  .flow-step h3{
    font-size:18px;
    line-height:28px;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .flow-step h3 .idx{
    font-size:12px;
    font-weight:500;
    color:var(--accent-strong);
    background:var(--accent-soft);
    border-radius:999px;
    padding:2px 10px;
    letter-spacing:.06em;
  }
  .flow-step p{
    margin-top:8px;
    font-size:15px;
    line-height:27px;
    color:var(--ink-soft);
  }
  .flow-media{
    border-radius:var(--radius-card);
    overflow:hidden;
    border:1px solid var(--line);
    box-shadow:var(--shadow-1);
    background:#EFE9DF;
    aspect-ratio:16/11;
    position:relative;
  }
  .flow-media img{
    width:100%;height:100%;
    object-fit:cover;
    object-position:center 30%;
    transition:transform .2s ease-out;
  }
  .flow-media:hover img{transform:scale(1.03);}
  .flow-media .cap{
    position:absolute;
    left:0;right:0;bottom:0;
    padding:14px 18px;
    font-size:13px;
    line-height:22px;
    color:#F7F3EC;
    background:linear-gradient(180deg, rgba(22,38,43,0), rgba(22,38,43,.78));
  }
  .flow-note{
    margin-top:18px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:20px 22px;
    box-shadow:var(--shadow-1);
  }
  .flow-note h3{font-size:16px;line-height:26px;}
  .flow-note ul{margin-top:10px;}
  .flow-note li{
    display:flex;
    gap:10px;
    font-size:14px;
    line-height:26px;
    color:var(--ink-soft);
    padding:4px 0;
  }
  .flow-note li svg{
    flex:0 0 16px;
    width:16px;height:16px;
    margin-top:5px;
    stroke:var(--ok);
    fill:none;
    stroke-width:2;
    stroke-linecap:round;
    stroke-linejoin:round;
  }

  /* ============ FAQ ============ */
  .faq-block{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    overflow:hidden;
  }
  .faq-block details{
    border-bottom:1px solid var(--line);
  }
  .faq-block details:last-child{border-bottom:0;}
  .faq-block summary{
    list-style:none;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:20px 24px;
    font-size:16px;
    font-weight:600;
    color:var(--brand);
    transition:background-color .2s ease-out;
  }
  .faq-block summary::-webkit-details-marker{display:none;}
  .faq-block summary:hover{background:#FBF8F3;}
  .faq-block summary .chev{
    flex:0 0 20px;
    width:20px;height:20px;
    transition:transform .25s ease-out;
  }
  .faq-block summary .chev svg{width:20px;height:20px;stroke:var(--brand);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
  .faq-block details[open] summary .chev{transform:rotate(180deg);}
  .faq-block .faq-ans{
    padding:0 24px 22px;
    font-size:15px;
    line-height:28px;
    color:var(--ink-soft);
  }

  /* ============ 联系区 ============ */
  .contact-grid{
    display:grid;
    grid-template-columns:1.25fr .75fr;
    gap:28px;
    align-items:start;
  }
  .form-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:30px 28px 26px;
    box-shadow:var(--shadow-1);
  }
  .form-card h2{
    font-size:24px;
    line-height:34px;
  }
  .form-card .form-sub{
    margin-top:8px;
    font-size:14px;
    line-height:24px;
    color:var(--ink-soft);
  }
  .form-row{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:18px;
    margin-top:22px;
  }
  .field{display:flex;flex-direction:column;gap:8px;}
  .field.full{grid-column:1/-1;}
  .field label{
    font-size:14px;
    line-height:22px;
    color:var(--brand);
    font-weight:500;
  }
  .field input,
  .field select,
  .field textarea{
    width:100%;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-btn);
    padding:0 14px;
    height:48px;
    font-size:15px;
    color:var(--ink);
    transition:border-color .2s ease-out,box-shadow .2s ease-out;
  }
  .field textarea{
    height:132px;
    padding:12px 14px;
    line-height:27px;
    resize:vertical;
  }
  .field input::placeholder,
  .field textarea::placeholder{color:#98A6A8;}
  .field input:focus,
  .field select:focus,
  .field textarea:focus{
    outline:none;
    border-color:var(--accent);
    box-shadow:0 0 0 2px rgba(196,98,45,.22);
  }
  .form-foot{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    margin-top:22px;
  }
  .form-privacy{
    font-size:13px;
    line-height:22px;
    color:var(--ink-soft);
  }
  .form-tip{
    display:none;
    margin-top:16px;
    padding:12px 16px;
    border-radius:var(--radius-btn);
    background:#EEF4EE;
    border:1px solid #D6E3D4;
    color:#3F5C3D;
    font-size:14px;
    line-height:24px;
  }
  .form-tip.show{display:block;}

  .contact-card{
    background:var(--brand);
    color:#F7F3EC;
    border-radius:var(--radius-card);
    padding:28px 26px;
    box-shadow:var(--shadow-1);
  }
  .contact-card h2{
    color:#fff;
    font-size:20px;
    line-height:30px;
  }
  .contact-card .cc-sub{
    margin-top:8px;
    font-size:14px;
    line-height:24px;
    color:rgba(247,243,236,.72);
  }
  .contact-list{margin-top:20px;}
  .contact-list li{
    padding:14px 0;
    border-top:1px solid rgba(247,243,236,.16);
    font-size:14px;
    line-height:24px;
    color:rgba(247,243,236,.88);
  }
  .contact-list li .k{
    display:block;
    font-size:12px;
    letter-spacing:.1em;
    color:rgba(247,243,236,.5);
    margin-bottom:4px;
  }
  .contact-list li a:hover{color:var(--accent);}
  .contact-hint{
    margin-top:18px;
    padding:14px 16px;
    border-radius:var(--radius-btn);
    background:rgba(255,255,255,.08);
    font-size:13px;
    line-height:23px;
    color:rgba(247,243,236,.82);
  }

  /* ============ CTA 收尾 ============ */
  .cta-band{
    background:var(--ink);
    color:#F7F3EC;
    padding:56px 0;
  }
  .cta-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:28px;
  }
  .cta-inner h2{
    color:#fff;
    font-size:24px;
    line-height:34px;
  }
  .cta-inner p{
    margin-top:8px;
    font-size:14px;
    line-height:24px;
    color:rgba(247,243,236,.72);
  }
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

  /* ============ 页脚 ============ */
  .footer{
    background:#16262B;
    color:rgba(247,243,236,.82);
    padding:60px 0 0;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1.2fr;
    gap:36px;
    padding-bottom:44px;
  }
  .footer-brand{display:flex;align-items:baseline;gap:2px;}
  .footer-brand .brand-mark{color:#F7F3EC;}
  .footer-brand .brand-sub{color:rgba(247,243,236,.86);}
  .footer-note{
    margin-top:14px;
    font-size:13px;
    line-height:24px;
    color:rgba(247,243,236,.6);
    max-width:320px;
  }
  .footer h3{
    color:#F7F3EC;
    font-size:15px;
    line-height:26px;
    margin-bottom:12px;
    font-weight:600;
  }
  .footer ul li{
    font-size:13px;
    line-height:32px;
    color:rgba(247,243,236,.72);
  }
  .footer ul li a{display:inline-block;transition:color .2s ease-out,transform .2s ease-out;}
  .footer ul li a:hover{color:var(--accent);transform:translateX(2px);}
  .footer-bottom{
    border-top:1px solid rgba(247,243,236,.14);
    padding:18px 0 26px;
    display:flex;
    flex-wrap:wrap;
    justify-content:space-between;
    gap:10px;
    font-size:12px;
    line-height:22px;
    color:rgba(247,243,236,.6);
  }

  /* ============ 响应式 ============ */
  @media (max-width:1180px){
    .container{padding:0 32px;}
  }
  @media (max-width:1023px){
    .sec{padding:56px 0;}
    .sec-tight{padding:48px 0;}
    .page-head{padding:30px 0 40px;}
    .page-head h1{font-size:28px;line-height:36px;}
    .sec-head{flex-direction:column;align-items:flex-start;gap:8px;}
    .sec-head h2{font-size:22px;line-height:30px;}
    .svc-list{grid-template-columns:1fr;column-gap:0;}
    .flow-wrap{grid-template-columns:1fr;gap:28px;}
    .contact-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
    .cta-inner{flex-direction:column;align-items:flex-start;}
    .cta-actions{width:100%;}
    .cta-actions .btn{flex:1 1 auto;}
  }
  @media (max-width:767px){
    .container{padding:0 20px;}
    .metrics{grid-template-columns:1fr 1fr;}
    .metric:nth-child(2){border-right:0;}
    .metric:nth-child(1),
    .metric:nth-child(2){border-bottom:1px solid var(--line);}
    .form-row{grid-template-columns:1fr;}
    .form-foot{flex-direction:column;align-items:stretch;}
    .form-foot .btn{width:100%;}
    .head-actions .btn{width:100%;}
  }
  @media (max-width:520px){
    .footer-grid{grid-template-columns:1fr;}
    .page-head h1{font-size:26px;line-height:34px;}
    .metric .num{font-size:28px;line-height:34px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
    .btn:hover,.side-cta:hover{transform:none !important;}
    .flow-media:hover img{transform:none !important;}
  }