/* roulang page: index */
:root{
  --paper:#FBF7F2;
  --paper2:#F4EDE5;
  --line:#E6DDD2;
  --ink:#181310;
  --ink2:#3C342D;
  --ink3:#7C736A;
  --brand:#DD4A22;
  --brand700:#B23A19;
  --brand100:#FCE9E1;
  --teal:#0E5747;
  --teal100:#E4EFEB;
  --gold:#F0A93C;
  --night:#17120F;
  --night2:#241C17;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  padding-bottom:80px;
}
@media (min-width:1024px){body{padding-bottom:0}}
img{max-width:100%;display:block}
a{color:inherit}
button{font-family:inherit}
.num{font-family:"DIN Alternate","Barlow","Inter",system-ui,sans-serif;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.wrap{max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.wrap{padding:0 24px}}
h1{font-size:28px;line-height:1.25;font-weight:800;letter-spacing:.01em}
@media (min-width:1024px){h1{font-size:42px;line-height:1.22}}
h2{font-size:22px;line-height:1.35;font-weight:700}
@media (min-width:1024px){h2{font-size:30px;line-height:1.34}}
h3{font-size:19px;line-height:1.5;font-weight:600}
p{margin:0}
.sec{padding:48px 0}
@media (min-width:768px){.sec{padding:64px 0}}
@media (min-width:1024px){.sec{padding:84px 0}}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.sec-title{position:relative;padding-bottom:10px}
.sec-title::after{content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;border-radius:2px;background:var(--brand)}
.sec-sub{font-size:14px;color:var(--ink3);margin-top:10px;line-height:1.7}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);padding:12px 28px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;white-space:nowrap}
.btn-primary{background:var(--brand700);color:#fff}
.btn-primary:hover{background:#9C3315;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:rgba(251,247,242,.4);color:var(--paper);background:transparent}
.btn-ghost:hover{background:rgba(251,247,242,.12)}
.btn-teal{border:1px solid var(--teal);color:var(--teal);background:transparent}
.btn-teal:hover{background:var(--teal100)}
.btn-white{background:#fff;color:var(--brand700)}
.btn-white:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(24,19,16,.18)}
.btn-sm{padding:9px 20px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:14px;text-decoration:none}
.link-arrow i{font-style:normal;transition:transform .2s ease}
.link-arrow:hover i{transform:translateX(3px)}
/* 徽章 */
.badge{display:inline-flex;align-items:center;height:24px;padding:4px 12px;border-radius:999px;font-size:13px;line-height:1;font-weight:500}
.badge-brand{background:var(--brand100);color:var(--brand700)}
.badge-teal{background:var(--teal100);color:var(--teal)}
.badge-plain{background:var(--paper2);color:var(--ink2)}
/* 卡片 */
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:0 1px 2px rgba(24,19,16,.04);overflow:hidden;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-2px);border-color:rgba(221,74,34,.3);box-shadow:0 8px 20px rgba(24,19,16,.08)}
.cover-media{position:relative;aspect-ratio:16/10;background:linear-gradient(135deg,var(--paper2),var(--brand100));overflow:hidden}
.cover-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .cover-media img{transform:scale(1.04)}
.corner-tag{position:absolute;top:12px;left:12px;background:var(--brand100);color:var(--brand700);border-radius:999px;font-size:12px;padding:4px 12px;font-weight:600}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:17px;font-weight:600;line-height:1.55;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-sum{font-size:14px;line-height:1.8;color:var(--ink3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink3)}
/* 公告条 */
.notice{background:var(--night);color:var(--paper);font-size:13px}
.notice-inner{height:36px;display:flex;align-items:center;justify-content:center;gap:8px;overflow:hidden}
.notice-inner strong{color:var(--gold);font-weight:600}
/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,247,242,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(24,19,16,.06)}
.nav-inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.logo-mark{width:32px;height:32px;border-radius:9px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;font-family:"DIN Alternate","Inter",sans-serif}
.logo-text{font-size:16px;font-weight:700;letter-spacing:.01em}
@media (max-width:400px){.logo-text{font-size:14px}}
.nav-links{display:none;align-items:center;gap:26px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;font-size:15px;color:var(--ink2);text-decoration:none;padding:6px 0;transition:color .2s ease}
.nav-link:hover{color:var(--brand)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:1px;background:var(--brand)}
.nav-right{display:flex;align-items:center;gap:12px;flex:none}
.icon-btn{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink2);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:color .2s ease,border-color .2s ease,background .2s ease}
.icon-btn:hover{color:var(--brand);border-color:rgba(221,74,34,.35);background:var(--brand100)}
.nav-cta{display:none}
@media (min-width:1024px){.nav-cta{display:inline-flex}}
/* 搜索条 */
.search-bar{max-height:0;overflow:hidden;border-top:0 solid var(--line);transition:max-height .25s ease,border-top-width .25s ease}
.search-bar.open{max-height:96px;border-top:1px solid var(--line)}
.search-form{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 6px 6px 18px;margin:14px 0}
.search-form svg{flex:none;color:var(--ink3)}
.search-form input{flex:1;border:0;outline:none;font-size:15px;background:transparent;color:var(--ink);height:34px}
.search-form input::placeholder{color:var(--ink3);font-size:14px}
/* 首屏 */
.hero{position:relative;background:var(--night);color:var(--paper);overflow:hidden;border-bottom:1px solid rgba(251,247,242,.08)}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center}
.hero-veil{position:absolute;inset:0;background:rgba(23,18,15,.78)}
.hero-glow{position:absolute;inset:0;background:radial-gradient(circle at 84% 92%,rgba(221,74,34,.36),transparent 56%)}
.hero-inner{position:relative;padding:56px 0 72px;display:grid;gap:40px;grid-template-columns:1fr}
@media (min-width:1024px){.hero-inner{grid-template-columns:1.05fr .85fr;align-items:center;padding:88px 0 104px;gap:56px}}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--gold);border:1px solid rgba(240,169,60,.4);border-radius:999px;padding:5px 14px;margin-bottom:20px;background:rgba(240,169,60,.08)}
.hero h1{color:var(--paper)}
.hero h1 .hl{color:var(--gold)}
.hero-lead{margin-top:18px;font-size:15px;line-height:1.9;color:rgba(251,247,242,.78);max-width:540px}
@media (min-width:1024px){.hero-lead{font-size:16px}}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{margin-top:30px;display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:rgba(251,247,242,.7)}
.hero-points span{display:inline-flex;align-items:center;gap:7px}
.hero-points i{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block}
.hero-card{background:#fff;color:var(--ink);border-radius:16px;overflow:hidden;box-shadow:0 18px 40px rgba(0,0,0,.28);max-width:520px}
.hero-card-media{position:relative;aspect-ratio:16/10;background:linear-gradient(135deg,var(--paper2),var(--brand100))}
.hero-card-media img{width:100%;height:100%;object-fit:cover}
.hero-badge{position:absolute;top:14px;right:14px;background:var(--gold);color:#3A2500;font-size:12px;font-weight:700;border-radius:999px;padding:4px 12px}
.hero-card-body{padding:20px 22px 22px}
.hero-card-body h3{font-size:18px;font-weight:700}
.hero-card-sub{font-size:13px;color:var(--ink3);margin-top:8px}
.hero-card-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink2)}
.hero-card-foot b{font-size:18px;color:var(--brand700);font-weight:700}
/* 保障条 */
.assure{margin-top:-28px;position:relative;z-index:10}
@media (min-width:1024px){.assure{margin-top:-34px}}
.assure-card{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 10px 28px rgba(24,19,16,.08)}
@media (min-width:1024px){.assure-card{grid-template-columns:repeat(4,1fr)}}
.assure-item{background:#fff;padding:20px;display:flex;gap:12px;align-items:flex-start}
.assure-icon{width:38px;height:38px;border-radius:50%;background:var(--teal100);color:var(--teal);display:flex;align-items:center;justify-content:center;flex:none}
.assure-item h4{font-size:14px;font-weight:700;color:var(--ink);line-height:1.5}
.assure-item p{font-size:12px;color:var(--ink3);line-height:1.65;margin-top:4px}
/* 网格 */
.grid-4{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr);gap:24px}}
.grid-3{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,1fr)}}
/* 核对清单 */
.check-band{background:var(--paper2);border-radius:18px;padding:28px;display:grid;gap:28px;grid-template-columns:1fr}
@media (min-width:1024px){.check-band{grid-template-columns:1.15fr .85fr;padding:40px;gap:48px;align-items:center}}
.check-list{list-style:none;display:flex;flex-direction:column;gap:18px}
.check-list li{display:flex;gap:14px;align-items:flex-start}
.check-no{font-family:"DIN Alternate","Inter",sans-serif;font-size:15px;font-weight:700;color:var(--brand700);background:#fff;border:1px solid var(--line);border-radius:9px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;flex:none}
.check-list h4{font-size:15px;font-weight:700;color:var(--ink)}
.check-list p{font-size:13px;color:var(--ink3);line-height:1.75;margin-top:4px}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.stat-item{background:#fff;padding:20px 18px}
.stat-item b{display:block;font-size:26px;font-weight:800;color:var(--brand700);line-height:1.2}
.stat-item span{display:block;font-size:13px;color:var(--ink3);margin-top:6px}
/* 资讯列表 */
.news-card .card-body{gap:12px}
.news-title{font-size:17px;font-weight:600;line-height:1.6;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-sum{font-size:14px;line-height:1.8;color:var(--ink3);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line)}
.news-date{font-size:13px;color:var(--ink3)}
.empty-state{border:1px dashed var(--line);border-radius:16px;background:#fff;padding:48px 24px;text-align:center}
.empty-state svg{color:var(--ink3);margin:0 auto 14px}
.empty-state p{font-size:15px;color:var(--ink2);margin-bottom:18px}
/* 评价 */
.reviews{background:var(--night2);color:var(--paper)}
.review-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 0 14px;scrollbar-width:none}
.review-track::-webkit-scrollbar{display:none}
.review-card{flex:0 0 300px;scroll-snap-align:start;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:22px}
@media (min-width:768px){.review-card{flex:0 0 320px}}
.review-top{display:flex;align-items:center;gap:12px}
.review-avatar{width:40px;height:40px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:none}
.review-name{font-size:15px;font-weight:600;color:var(--paper)}
.review-role{font-size:12px;color:rgba(251,247,242,.55);margin-top:2px}
.review-stars{margin-top:14px;color:var(--gold);font-size:13px;letter-spacing:2px}
.review-text{margin-top:10px;font-size:14px;line-height:1.9;color:rgba(251,247,242,.78)}
.review-nav{margin-top:18px;display:flex;align-items:center;gap:16px}
.review-btn{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.2);background:transparent;color:var(--paper);display:none;align-items:center;justify-content:center;cursor:pointer;transition:background .2s ease,border-color .2s ease}
.review-btn:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.4)}
@media (min-width:1024px){.review-btn{display:flex}}
.review-dots{display:flex;align-items:center;gap:8px}
.review-dot{width:8px;height:8px;border-radius:999px;background:rgba(251,247,242,.28);border:0;padding:0;cursor:pointer;transition:all .25s ease}
.review-dot.active{width:20px;background:var(--brand)}
/* CTA */
.cta-band{background:linear-gradient(115deg,var(--brand) 0%,var(--brand700) 100%);border-radius:16px;padding:30px;color:#fff;display:flex;flex-direction:column;gap:20px;align-items:flex-start}
@media (min-width:1024px){.cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:42px 48px;gap:32px}}
.cta-band h2{color:#fff;font-size:22px}
@media (min-width:1024px){.cta-band h2{font-size:26px}}
.cta-band p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.86);max-width:620px;line-height:1.85}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq-item.open{border-color:rgba(221,74,34,.35)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;background:transparent;border:0;text-align:left;font-size:16px;font-weight:600;color:var(--ink);cursor:pointer}
.faq-icon{flex:none;width:22px;height:22px;color:var(--brand);font-size:20px;line-height:1;font-weight:700;text-align:center}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a-inner{padding:0 20px 20px;font-size:14px;line-height:1.9;color:var(--ink2)}
/* 页脚 */
.site-footer{background:var(--night);color:var(--paper);padding:52px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px 24px}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px}}
.footer-title{font-size:14px;font-weight:600;color:var(--paper);margin-bottom:14px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .logo-mark{background:var(--brand)}
.footer-brand span{font-size:16px;font-weight:700;color:var(--paper)}
.footer-desc{font-size:13px;line-height:1.9;color:rgba(251,247,242,.6);max-width:320px}
.footer-link{display:block;font-size:14px;color:rgba(251,247,242,.7);text-decoration:none;padding:5px 0;transition:color .2s ease,transform .2s ease}
.footer-link:hover{color:var(--paper);transform:translateX(2px)}
.sub-form{display:flex;flex-direction:column;gap:10px;margin-top:6px}
.sub-input{height:44px;border-radius:10px;border:1px solid rgba(251,247,242,.2);background:rgba(251,247,242,.06);color:var(--paper);padding:0 14px;font-size:14px;width:100%;outline:none;transition:border-color .2s ease,box-shadow .2s ease}
.sub-input::placeholder{color:rgba(251,247,242,.45)}
.sub-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(221,74,34,.28)}
.footer-contact{font-size:13px;color:rgba(251,247,242,.6);line-height:1.9;margin-top:14px}
.footer-bottom{margin-top:36px;padding-top:20px;border-top:1px solid rgba(251,247,242,.12);display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;font-size:12px;color:rgba(251,247,242,.5)}
/* 移动端底部 Tab */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;border-top:1px solid var(--line);display:flex;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -2px 12px rgba(24,19,16,.05)}
@media (min-width:1024px){.tabbar{display:none}}
.tab-item{position:relative;flex:1;height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;color:var(--ink3);text-decoration:none;background:transparent;border:0;cursor:pointer}
.tab-item svg{width:22px;height:22px}
.tab-item.active{color:var(--brand);font-weight:600}
.tab-item.active::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:20px;height:3px;border-radius:0 0 3px 3px;background:var(--brand)}
/* 更多入口面板 */
.sheet-mask{position:fixed;inset:0;background:rgba(23,18,15,.5);opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:70}
.sheet-mask.show{opacity:1;pointer-events:auto}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:80;background:#fff;border-radius:18px 18px 0 0;padding:18px 16px calc(26px + env(safe-area-inset-bottom));transform:translateY(100%);transition:transform .28s ease}
.sheet.show{transform:translateY(0)}
@media (min-width:1024px){.sheet,.sheet-mask{display:none}}
.sheet-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:12px}
.sheet-head span{font-size:15px;font-weight:700;color:var(--ink)}
.sheet-close{background:transparent;border:0;color:var(--ink3);font-size:13px;cursor:pointer}
.sheet-link{display:flex;align-items:center;justify-content:space-between;padding:14px 4px;font-size:15px;color:var(--ink2);text-decoration:none;border-bottom:1px solid var(--line)}
.sheet-link:last-of-type{border-bottom:0}
.sheet-link:hover{color:var(--brand)}

/* roulang page: article */
:root{
  --paper:#FBF7F2;
  --paper2:#F4EDE5;
  --line:#E6DDD2;
  --ink:#181310;
  --ink2:#3C342D;
  --ink3:#7C736A;
  --brand:#DD4A22;
  --brand700:#B23A19;
  --brand100:#FCE9E1;
  --teal:#0E5747;
  --teal100:#E4EFEB;
  --gold:#F0A93C;
  --night:#17120F;
  --night2:#241C17;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sd-card:0 1px 2px rgba(24,19,16,.04);
  --sd-hover:0 8px 20px rgba(24,19,16,.08);
  --fs:16px;
}
*,*::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:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:var(--fs);
  line-height:1.75;
  padding-bottom:80px;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
button{cursor:pointer;background:none;border:0;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{list-style:none;padding:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.num{font-family:"DIN Alternate","Barlow","Inter",system-ui,sans-serif;font-variant-numeric:tabular-nums}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:640px){.wrap{padding:0 24px}}
.skip{position:absolute;left:-9999px;top:0;background:var(--brand700);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:99}
.skip:focus{left:0}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(251,247,242,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:0 4px 16px rgba(24,19,16,.06)}
.nav-inner{display:flex;align-items:center;gap:14px;height:64px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;letter-spacing:.02em;flex:none;
}
.logo-text{font-size:15px;font-weight:700;color:var(--ink);white-space:nowrap}
@media (min-width:400px){.logo-text{font-size:16px}}
.nav-links{display:none}
.nav-link{position:relative;font-size:14px;color:var(--ink2);white-space:nowrap;transition:color .2s ease}
.nav-link:hover{color:var(--brand)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-22px;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.icon-btn{
  width:38px;height:38px;display:flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink2);
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.icon-btn:hover{border-color:rgba(221,74,34,.4);color:var(--brand)}
.nav-cta{display:none}
@media (min-width:700px){.nav-cta{display:inline-flex}}
.search-bar{display:none;padding-bottom:14px}
.search-bar.open{display:block}
.search-form{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 6px 6px 16px;color:var(--ink3);
}
.search-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand100)}
.search-form input{
  flex:1;min-width:0;border:0;outline:0;background:transparent;
  font-size:14px;color:var(--ink);height:32px;
}
@media (min-width:1024px){
  .nav-links{display:flex;align-items:center;gap:20px;margin-left:22px}
  .nav-link{padding:20px 0}
  .nav-link.active::after{bottom:8px}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);padding:12px 28px;font-size:15px;font-weight:600;
  border:1px solid transparent;transition:background-color .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-sm{padding:8px 16px;font-size:14px}
.btn-primary{background:var(--brand700);color:#fff}
.btn-primary:hover{background:#9C3315;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{border-color:var(--teal);color:var(--teal);background:transparent}
.btn-outline:hover{background:var(--teal100)}
.btn-light{background:#fff;color:var(--brand700)}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(0,0,0,.18)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand700);
  font-size:14px;font-weight:600;padding:0;
}
.btn-text span.arrow{transition:transform .2s ease}
.btn-text:hover span.arrow{transform:translateX(3px)}
.btn-text:hover{color:var(--brand)}

/* ---------- 面包屑 / 文章头 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--ink3);padding:22px 0 0;
}
.crumbs a{transition:color .2s ease}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:var(--line)}
.crumbs .current{color:var(--ink2)}
.article-head{padding:18px 0 26px;border-bottom:1px solid var(--line)}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  font-size:13px;font-weight:500;background:var(--brand100);color:var(--brand700);
}
.badge-teal{background:var(--teal100);color:var(--teal)}
.article-title{
  font-size:28px;line-height:1.35;font-weight:800;letter-spacing:.01em;
  color:var(--ink);margin-top:16px;
}
@media (min-width:640px){.article-title{font-size:32px}}
@media (min-width:1024px){.article-title{font-size:38px;max-width:900px}}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:14px;color:var(--ink3);margin-top:16px;
}
.meta-row .dot{color:var(--line)}

/* ---------- 文章主体布局 ---------- */
.article-shell{display:block;padding:36px 0 0}
@media (min-width:1024px){
  .article-shell{
    display:grid;grid-template-columns:minmax(0,760px) 260px;
    gap:56px;justify-content:center;align-items:start;
  }
}
.article-main{min-width:0}

/* ---------- 正文排版 ---------- */
.article-content{font-size:16.5px;line-height:1.95;color:var(--ink2);word-wrap:break-word}
.article-content p{margin:0 0 1.2em}
.article-content h2{
  font-size:22px;line-height:1.4;font-weight:700;color:var(--ink);
  border-left:4px solid var(--brand);padding-left:14px;margin:34px 0 14px;
}
.article-content h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--ink);margin:26px 0 10px}
.article-content h4{font-size:16.5px;font-weight:600;color:var(--ink);margin:20px 0 8px}
.article-content ul{margin:0 0 1.2em}
.article-content ul li{position:relative;padding-left:20px;margin-bottom:8px}
.article-content ul li::before{
  content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;
  border-radius:50%;background:var(--brand);
}
.article-content ol{counter-reset:ord;margin:0 0 1.2em}
.article-content ol li{counter-increment:ord;position:relative;padding-left:34px;margin-bottom:10px}
.article-content ol li::before{
  content:counter(ord,decimal-leading-zero);position:absolute;left:0;top:2px;
  font-family:"DIN Alternate","Barlow","Inter",system-ui,sans-serif;
  font-weight:700;font-size:15px;color:var(--brand);
}
.article-content blockquote{
  background:var(--paper2);border-left:4px solid var(--teal);border-radius:8px;
  padding:20px 22px;margin:22px 0;color:var(--ink2);font-size:15.5px;
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:var(--r-img);margin:22px auto;height:auto}
.article-content figure{margin:22px 0}
.article-content figcaption{font-size:13px;color:var(--ink3);text-align:center;margin-top:12px}
.article-content a{color:var(--brand);border-bottom:1px solid transparent;transition:border-color .2s ease}
.article-content a:hover{border-bottom-color:var(--brand)}
.article-content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-content th{background:var(--paper2);text-align:left;padding:11px 14px;font-weight:600;color:var(--ink)}
.article-content td{padding:11px 14px;border-top:1px solid var(--line)}
.article-content hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.article-content code{
  background:var(--paper2);border-radius:6px;padding:2px 6px;font-size:14px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}

/* ---------- 空态 ---------- */
.empty-state{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;box-shadow:var(--sd-card);
}
.empty-state svg{margin:0 auto 18px;color:var(--teal)}
.empty-state h2{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:10px}
.empty-state p{font-size:14.5px;color:var(--ink3);line-height:1.8;max-width:420px;margin:0 auto 22px}

/* ---------- 侧栏 ---------- */
.article-side{display:none}
@media (min-width:1024px){
  .article-side{display:block;position:sticky;top:80px}
}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sd-card);
}
.side-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.side-link{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink2);
  padding:9px 0;line-height:1.6;transition:color .2s ease;
}
.side-link i{font-style:normal;color:var(--brand);font-weight:700;font-size:13px;flex:none;padding-top:1px}
.side-link:hover{color:var(--brand)}
.side-cta{
  margin-top:20px;background:var(--brand);border-radius:var(--r-card);
  padding:22px 20px;color:#fff;
}
.side-cta p{font-size:15px;font-weight:600;line-height:1.6;margin-bottom:14px}
.side-cta .btn{width:100%}

/* ---------- 标签 / 文末操作 ---------- */
.article-foot{margin-top:40px;padding-top:26px;border-top:1px solid var(--line)}
.foot-label{font-size:13px;color:var(--ink3);margin-bottom:12px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;
  background:var(--paper2);color:var(--ink2);font-size:13px;
  transition:background-color .2s ease,color .2s ease;
}
.tag:hover{background:var(--brand100);color:var(--brand700)}
.foot-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.notice{
  display:flex;gap:12px;align-items:flex-start;margin-top:26px;
  background:var(--teal100);border-radius:12px;padding:18px 20px;
}
.notice svg{flex:none;color:var(--teal);margin-top:2px}
.notice p{font-size:14px;line-height:1.75;color:var(--teal)}

/* ---------- 区块标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
.sec-title{
  font-size:22px;font-weight:700;color:var(--ink);position:relative;
  padding-bottom:12px;letter-spacing:.01em;
}
.sec-title::after{
  content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;
  border-radius:2px;background:var(--brand);
}
@media (min-width:1024px){.sec-title{font-size:26px}}

/* ---------- 卡片网格 ---------- */
.related{padding:64px 0 0}
.card-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:24px}}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);border-color:rgba(221,74,34,.3);box-shadow:var(--sd-hover)}
.card-img{
  position:relative;aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(135deg,var(--paper2),var(--brand100));
}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-flag{
  position:absolute;left:12px;top:12px;height:24px;display:inline-flex;align-items:center;
  padding:0 12px;border-radius:999px;background:var(--brand100);color:var(--brand700);
  font-size:12px;font-weight:600;
}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:16px;font-weight:600;line-height:1.5;color:var(--ink);transition:color .2s ease}
.card:hover .card-title{color:var(--brand700)}
.card-desc{font-size:14px;line-height:1.75;color:var(--ink3)}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--ink3);
}
.chip-teal{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;
  background:var(--teal100);color:var(--teal);font-size:12px;
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--night);color:var(--paper);margin-top:76px;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:36px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:44px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;margin-bottom:14px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(251,247,242,.7);max-width:320px}
.footer-title{font-size:14px;font-weight:600;color:var(--paper);margin-bottom:14px}
.footer-link{display:block;font-size:14px;color:rgba(251,247,242,.7);margin-bottom:10px;transition:color .2s ease,transform .2s ease}
.footer-link:hover{color:var(--paper);transform:translateX(-2px)}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-input{
  flex:1;min-width:150px;height:44px;border-radius:var(--r-btn);
  border:1px solid rgba(251,247,242,.18);background:rgba(251,247,242,.08);
  color:var(--paper);padding:0 14px;font-size:14px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-input::placeholder{color:rgba(251,247,242,.45)}
.sub-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(221,74,34,.25)}
.footer-contact{font-size:13px;line-height:1.75;color:rgba(251,247,242,.55);margin-top:14px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  border-top:1px solid rgba(251,247,242,.12);padding:18px 0 28px;
  font-size:12px;color:rgba(251,247,242,.5);
}

/* ---------- 移动底部 Tab ---------- */
.bottom-tabs{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  display:flex;align-items:stretch;background:#fff;border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -2px 12px rgba(24,19,16,.05);
}
.bottom-tabs a,.bottom-tabs button{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  min-height:60px;font-size:11px;color:var(--ink3);position:relative;
  transition:color .2s ease;
}
.bottom-tabs svg{width:22px;height:22px}
.bottom-tabs .active{color:var(--brand)}
.bottom-tabs .active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:20px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);
}
@media (min-width:1024px){
  .bottom-tabs{display:none}
  body{padding-bottom:0}
}
.tab-more-panel{
  position:fixed;left:16px;right:16px;bottom:72px;z-index:59;display:none;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd-hover);padding:8px;
}
.tab-more-panel.open{display:block}
.tab-more-panel a{display:block;padding:12px 14px;border-radius:10px;font-size:14px;color:var(--ink2);transition:background-color .2s ease,color .2s ease}
.tab-more-panel a:hover{background:var(--paper2);color:var(--brand)}

/* roulang page: category1 */
:root{
  --paper:#FBF7F2; --paper2:#F4EDE5; --line:#E6DDD2;
  --ink:#181310; --ink2:#3C342D; --ink3:#7C736A;
  --brand:#DD4A22; --brand700:#B23A19; --brand100:#FCE9E1;
  --teal:#0E5747; --teal100:#E4EFEB; --gold:#F0A93C;
  --night:#17120F; --night2:#241C17;
  --radius:14px; --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(24,19,16,.04);
  --shadow-2:0 8px 20px rgba(24,19,16,.08);
  --wrap:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink2);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
button{background:none;border:0;padding:0}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.num{font-family:"DIN Alternate","Barlow","Inter",system-ui,sans-serif;font-variant-numeric:tabular-nums}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,247,242,.92);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(24,19,16,.06)}
.nav-inner{display:flex;align-items:center;gap:26px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap}
.logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;letter-spacing:.02em;flex:0 0 auto;
}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-link{position:relative;font-size:15px;color:var(--ink2);padding:21px 0;transition:color .2s ease}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  color:var(--ink2);border:1px solid transparent;transition:all .2s ease;
}
.icon-btn:hover{background:var(--brand100);color:var(--brand700)}

.search-bar{display:none;padding:0 0 16px}
.search-bar.open{display:block}
.search-form{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 6px 6px 18px;box-shadow:var(--shadow-1);
}
.search-form svg{color:var(--ink3);flex:0 0 auto}
.search-form input{
  flex:1;border:0;outline:0;height:32px;background:transparent;color:var(--ink);min-width:0;
}
.search-form input::placeholder{color:var(--ink3);font-size:14px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-sm);font-size:15px;font-weight:600;
  padding:12px 28px;border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-primary{background:var(--brand700);color:#fff}
.btn-primary:hover{background:#9C3315;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{border-color:var(--teal);color:var(--teal);background:transparent}
.btn-outline:hover{background:var(--teal100)}
.btn-ghost{border-color:rgba(251,247,242,.4);color:var(--paper)}
.btn-ghost:hover{background:rgba(251,247,242,.12)}
.btn-light{background:#fff;color:var(--brand700)}
.btn-light:hover{transform:translateY(-1px);background:#FFF6F2}
.btn-sm{padding:9px 18px;font-size:14px}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);
  transition:color .2s ease;
}
.link-more svg{transition:transform .2s ease}
.link-more:hover{color:var(--brand700)}
.link-more:hover svg{transform:translateX(3px)}

/* ============ 页头 ============ */
.page-hero{
  position:relative;min-height:260px;display:flex;align-items:center;
  background-image:linear-gradient(120deg,rgba(23,18,15,.86),rgba(23,18,15,.66)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;color:var(--paper);
}
.page-hero .wrap{width:100%;padding-top:40px;padding-bottom:40px}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(251,247,242,.66)}
.crumb a{color:rgba(251,247,242,.66);transition:color .2s ease}
.crumb a:hover{color:#fff}
.crumb-sep{color:rgba(251,247,242,.4)}
.hero-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;margin-top:20px;
  border-radius:999px;background:rgba(221,74,34,.22);color:#F6BFAB;font-size:13px;
  border:1px solid rgba(221,74,34,.4);
}
.page-hero h1{
  font-size:42px;line-height:1.25;font-weight:800;letter-spacing:.01em;color:#fff;
  margin:16px 0 12px;max-width:820px;
}
.page-hero .lead{font-size:15px;line-height:1.8;color:rgba(251,247,242,.76);max-width:660px}

/* ============ 板块通用 ============ */
.section{padding:84px 0}
.section-alt{background:var(--paper2)}
.section-tight{padding:64px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.sec-title{
  font-size:30px;line-height:1.35;font-weight:700;color:var(--ink);
  position:relative;padding-bottom:12px;
}
.sec-title::after{
  content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;border-radius:2px;background:var(--brand);
}
.sec-sub{margin-top:16px;font-size:14px;color:var(--ink3);max-width:680px}

/* ============ 要点条 ============ */
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.fact{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-1);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.fact:hover{border-color:rgba(221,74,34,.3);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.fact-icon{
  width:40px;height:40px;border-radius:999px;background:var(--teal100);color:var(--teal);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.fact h3{font-size:16px;font-weight:600;color:var(--ink);margin-bottom:8px}
.fact p{font-size:14px;line-height:1.75;color:var(--ink3)}

/* ============ 卡片网格 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-2px);border-color:rgba(221,74,34,.3);box-shadow:var(--shadow-2)}
.card-media{
  position:relative;aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(135deg,var(--paper2),var(--brand100));
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-badge{
  position:absolute;left:12px;top:12px;height:24px;display:inline-flex;align-items:center;
  padding:0 12px;border-radius:999px;background:var(--brand100);color:var(--brand700);
  font-size:13px;font-weight:600;
}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:19px;line-height:1.45;font-weight:600;color:var(--ink);margin-bottom:10px}
.card-body p{
  font-size:14px;line-height:1.78;color:var(--ink3);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;gap:12px;
  border-top:1px solid var(--line);
}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  font-size:13px;background:var(--teal100);color:var(--teal);
}
.tag-muted{background:var(--paper2);color:var(--ink2)}
.tag-brand{background:var(--brand100);color:var(--brand700)}
.meta{font-size:13px;color:var(--ink3);font-family:"DIN Alternate","Barlow","Inter",system-ui,sans-serif;font-variant-numeric:tabular-nums}
.card-foot .meta{margin-left:auto}
.card-foot .link-more{margin-left:auto}

/* ============ 分页 ============ */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:44px}
.pager a,.pager span{
  min-width:42px;height:42px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;
  font-size:14px;color:var(--ink2);transition:all .2s ease;
}
.pager a:hover{border-color:rgba(221,74,34,.4);color:var(--brand);transform:translateY(-1px)}
.pager .is-current{background:var(--brand700);border-color:var(--brand700);color:#fff;font-weight:600}
.pager .is-disabled{opacity:.45;pointer-events:none}

/* ============ 对照清单 ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-1)}
.compare-card h3{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:600;color:var(--ink);margin-bottom:6px}
.dot{width:10px;height:10px;border-radius:999px;flex:0 0 auto}
.dot-teal{background:var(--teal)}
.dot-brand{background:var(--brand)}
.compare-note{font-size:13px;color:var(--ink3);margin-bottom:14px}
.check-list li{
  display:flex;gap:10px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--line);
  font-size:15px;line-height:1.75;color:var(--ink2);
}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.check-icon{
  width:20px;height:20px;border-radius:999px;flex:0 0 auto;margin-top:6px;
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;
}
.check-ok{background:var(--teal100);color:var(--teal)}
.check-warn{background:var(--brand100);color:var(--brand700)}

/* ============ FAQ ============ */
.faq-list{max-width:880px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(221,74,34,.3)}
.faq-item.open{border-color:rgba(221,74,34,.35);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);cursor:pointer;
}
.faq-sign{color:var(--brand);font-size:20px;line-height:1;flex:0 0 auto;font-weight:400}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a-inner{padding:0 20px 20px;font-size:14px;line-height:1.9;color:var(--ink3)}
.faq-item.open .faq-a{max-height:360px}

/* ============ CTA 条 ============ */
.cta-band{
  background:linear-gradient(90deg,var(--brand),var(--brand700));
  border-radius:16px;padding:40px 44px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 12px 28px rgba(178,58,25,.22);
}
.cta-band h3{font-size:24px;line-height:1.4;font-weight:700;margin-bottom:8px}
.cta-band p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.85);max-width:620px}

/* ============ 页脚 ============ */
.site-footer{background:var(--night);color:rgba(251,247,242,.7);padding:64px 0 32px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:700;margin-bottom:14px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(251,247,242,.66)}
.footer-title{font-size:14px;font-weight:600;color:var(--paper);margin-bottom:14px}
.footer-link{display:block;font-size:14px;color:rgba(251,247,242,.7);padding:5px 0;transition:color .2s ease,transform .2s ease}
.footer-link:hover{color:var(--paper);transform:translateX(2px)}
.sub-form{display:flex;gap:8px;flex-wrap:wrap}
.sub-input{
  flex:1;min-width:170px;height:44px;border-radius:var(--radius-sm);
  border:1px solid rgba(251,247,242,.2);background:rgba(251,247,242,.06);
  color:var(--paper);padding:0 14px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-input::placeholder{color:rgba(251,247,242,.45);font-size:14px}
.sub-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(221,74,34,.25)}
.footer-contact{font-size:13px;line-height:1.75;color:rgba(251,247,242,.55);margin-top:14px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(251,247,242,.12);
  font-size:12px;color:rgba(251,247,242,.5);
}

/* ============ 移动底部 Tab ============ */
.tabbar{display:none}
.tab-item{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;color:var(--ink3)}
.tab-item svg{stroke:currentColor;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.tab-item.active{color:var(--brand)}
.tab-item.active svg{fill:rgba(221,74,34,.12)}
.tab-item.active::before{content:"";position:absolute;top:0;width:24px;height:3px;border-radius:2px;background:var(--brand)}

/* ============ 抽屉 ============ */
.drawer{position:fixed;inset:0;z-index:90;display:none}
.drawer.open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(23,18,15,.5)}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(84vw,340px);background:var(--paper);
  padding:24px;overflow-y:auto;box-shadow:-8px 0 24px rgba(24,19,16,.18);
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-size:15px;font-weight:700;color:var(--ink)}
.drawer-close{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--ink2)}
.drawer-close:hover{background:var(--brand100);color:var(--brand700)}
.drawer-link{
  display:block;padding:14px 4px;font-size:15px;color:var(--ink2);border-bottom:1px solid var(--line);
  transition:color .2s ease,padding-left .2s ease;
}
.drawer-link:hover{color:var(--brand);padding-left:8px}
.drawer-link.active{color:var(--brand);font-weight:600}
.menu-btn{display:none}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .menu-btn{display:flex}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .facts{grid-template-columns:repeat(2,1fr)}
  .compare{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:64px 0}
  .section-tight{padding:48px 0}
  .page-hero h1{font-size:34px}
  .sec-title{font-size:26px}
  body{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
  .tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:80;
    height:calc(60px + env(safe-area-inset-bottom));
    padding-bottom:env(safe-area-inset-bottom);
    background:#fff;border-top:1px solid var(--line);box-shadow:0 -4px 16px rgba(24,19,16,.06);
  }
}
@media (max-width:639px){
  .wrap{padding:0 16px}
  .nav-inner{height:60px;gap:12px}
  .logo-text{font-size:15px}
  .page-hero{min-height:200px}
  .page-hero h1{font-size:28px;line-height:1.34}
  .page-hero .lead{font-size:14px}
  .card-grid{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .section{padding:48px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .sec-title{font-size:22px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;gap:20px}
  .cta-band h3{font-size:20px}
  .compare-card{padding:22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
  --paper:#FBF7F2;
  --paper2:#F4EDE5;
  --line:#E6DDD2;
  --ink:#181310;
  --ink2:#3C342D;
  --ink3:#7C736A;
  --brand:#DD4A22;
  --brand700:#B23A19;
  --brand100:#FCE9E1;
  --teal:#0E5747;
  --teal100:#E4EFEB;
  --gold:#F0A93C;
  --night:#17120F;
  --night2:#241C17;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(24,19,16,.04);
  --shadow-2:0 8px 20px rgba(24,19,16,.08);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  padding-bottom:0;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
input,button,textarea{font:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.num{font-family:"DIN Alternate","Barlow","Inter",sans-serif;font-variant-numeric:tabular-nums;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;border-radius:var(--radius-btn);
  font-weight:600;font-size:15px;padding:12px 28px;line-height:1.2;
  transition:all .2s ease;
}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-primary{background:var(--brand700);color:#fff;}
.btn-primary:hover{background:#9C3315;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--teal);border:1px solid var(--teal);}
.btn-ghost:hover{background:var(--teal100);transform:translateY(-1px);}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand700);font-weight:600;font-size:15px;padding:0;
}
.btn-link span{transition:transform .2s ease;}
.btn-link:hover{color:var(--brand);}
.btn-link:hover span{transform:translateX(3px);}
.on-dark{border:1px solid rgba(251,247,242,.4);color:var(--paper);background:transparent;}
.on-dark:hover{background:rgba(251,247,242,.12);transform:translateY(-1px);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:4px 12px;border-radius:999px;
  font-size:13px;font-weight:600;line-height:1;
}
.badge-brand{background:var(--brand100);color:var(--brand700);}
.badge-soft{background:var(--paper2);color:var(--ink2);}
.badge-teal{background:var(--teal100);color:var(--teal);}
.badge-gold{background:rgba(240,169,60,.18);color:#8A5A0C;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,247,242,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(24,19,16,.06);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;letter-spacing:.02em;
}
.logo-text{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.nav-links{display:flex;align-items:center;gap:28px;flex:1;justify-content:center;}
.nav-link{
  position:relative;font-size:15px;color:var(--ink2);padding:6px 0;
  transition:color .2s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-14px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;flex:none;}
.icon-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;
  color:var(--ink2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:all .2s ease;
}
.icon-btn:hover{color:var(--brand);border-color:rgba(221,74,34,.4);}
.search-bar{
  display:none;padding:0 0 14px;
}
.search-bar.open{display:block;}
.search-form{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 6px 6px 18px;
}
.search-form svg{color:var(--ink3);flex:none;}
.search-form input{
  flex:1;border:0;outline:none;background:transparent;font-size:15px;color:var(--ink);min-width:0;
}
.search-form input::placeholder{color:var(--ink3);font-size:14px;}

/* ---------- 页头（内页 banner） ---------- */
.page-head{
  position:relative;
  min-height:260px;
  display:flex;align-items:center;
  background:var(--night);
  background-image:linear-gradient(rgba(23,18,15,.74),rgba(23,18,15,.82)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(221,74,34,.45),rgba(221,74,34,0) 68%);
}
.page-head .wrap{position:relative;z-index:2;padding-top:52px;padding-bottom:52px;}
.crumb{font-size:14px;color:rgba(251,247,242,.62);margin-bottom:18px;display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.crumb a{color:rgba(251,247,242,.72);transition:color .2s ease;}
.crumb a:hover{color:var(--paper);}
.crumb .cur{color:var(--paper);}
.page-head h1{
  color:#fff;font-size:42px;line-height:1.25;letter-spacing:.01em;font-weight:800;
  max-width:820px;
}
.page-head .head-sub{margin-top:16px;font-size:14px;color:rgba(251,247,242,.72);max-width:700px;}
.head-tags{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px;}

/* ---------- 通用区块 ---------- */
.section{padding:84px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--paper2);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px;}
.sec-head h2{font-size:30px;line-height:1.35;position:relative;padding-bottom:12px;}
.sec-head h2::after{
  content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;border-radius:2px;background:var(--brand);
}
.sec-desc{font-size:14px;color:var(--ink3);max-width:680px;margin-bottom:24px;}

/* ---------- 数据条 ---------- */
.facts{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.fact{padding:24px 22px;border-right:1px solid var(--line);}
.fact:last-child{border-right:0;}
.fact-num{font-size:26px;font-weight:800;color:var(--brand700);line-height:1.2;}
.fact-t{font-size:15px;font-weight:600;margin-top:6px;}
.fact-d{font-size:13px;color:var(--ink3);line-height:1.7;margin-top:4px;}

/* ---------- 左图右文交替 ---------- */
.alt-list{display:flex;flex-direction:column;}
.alt-row{
  display:grid;grid-template-columns:40% 1fr;gap:40px;align-items:center;
  padding:40px 0;border-bottom:1px solid var(--line);
}
.alt-row:last-child{border-bottom:0;padding-bottom:0;}
.alt-row:first-child{padding-top:0;}
.alt-row.reverse .alt-figure{order:2;}
.alt-row.reverse .alt-body{order:1;}
.alt-figure{
  aspect-ratio:480/300;border-radius:var(--radius-img);overflow:hidden;
  border:1px solid var(--line);background:linear-gradient(135deg,var(--paper2),var(--brand100));
  box-shadow:var(--shadow-1);
}
.alt-figure img{width:100%;height:100%;object-fit:cover;}
.alt-body h2{font-size:30px;line-height:1.35;margin-bottom:12px;}
.alt-body h2 .idx{
  font-family:"DIN Alternate","Barlow","Inter",sans-serif;
  font-size:18px;color:var(--brand);margin-right:10px;font-weight:700;
}
.alt-body p{color:var(--ink2);font-size:16px;line-height:1.85;max-width:640px;}
.check-list{margin:14px 0 18px;display:grid;gap:8px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink2);line-height:1.75;}
.check-list li::before{
  content:"";flex:none;width:8px;height:8px;border-radius:50%;background:var(--brand);margin-top:9px;
}

/* ---------- 场景卡片 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);transition:all .2s ease;display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-2px);border-color:rgba(221,74,34,.3);box-shadow:var(--shadow-2);}
.card-icon{
  width:42px;height:42px;border-radius:12px;background:var(--teal100);color:var(--teal);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.card h3{font-size:20px;line-height:1.4;margin-bottom:8px;}
.card p{font-size:14px;color:var(--ink3);line-height:1.8;margin-bottom:0;}
.card .card-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--ink3);}

/* ---------- 流程时间线 ---------- */
.timeline{position:relative;margin-top:28px;}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:var(--line);
}
.tl-item{position:relative;padding:0 0 32px 44px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:4px;top:8px;width:16px;height:16px;border-radius:50%;
  background:var(--brand);border:3px solid var(--paper);box-shadow:0 0 0 1px var(--line);
}
.tl-step{
  font-family:"DIN Alternate","Barlow","Inter",sans-serif;font-size:13px;font-weight:700;
  color:var(--brand700);letter-spacing:.06em;margin-bottom:6px;
}
.tl-item h3{font-size:20px;margin-bottom:8px;}
.tl-item p{font-size:15px;color:var(--ink2);max-width:720px;margin-bottom:0;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;}
.faq-item{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;transition:border-color .2s ease;}
.faq-item:hover{border-color:rgba(221,74,34,.3);}
.faq-q{
  width:100%;background:transparent;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-sign{
  flex:none;width:22px;height:22px;border-radius:50%;background:var(--brand100);color:var(--brand700);
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;line-height:1;font-weight:700;
}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .25s ease;
}
.faq-a p{
  padding:0 20px 20px;margin:0;font-size:14px;line-height:1.9;color:var(--ink3);
}
.faq-item.open .faq-a{max-height:320px;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(90deg,var(--brand),var(--brand700));
  border-radius:16px;padding:36px 40px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
}
.cta-band h2{color:#fff;font-size:26px;line-height:1.4;}
.cta-band p{color:rgba(255,255,255,.86);font-size:14px;margin:8px 0 0;}
.cta-band .btn{background:#fff;color:var(--brand700);flex:none;}
.cta-band .btn:hover{transform:translateY(-2px);background:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--night);color:rgba(251,247,242,.7);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--paper);font-size:16px;font-weight:700;margin-bottom:14px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(251,247,242,.62);max-width:320px;}
.footer-title{font-size:14px;font-weight:600;color:var(--paper);margin-bottom:14px;}
.footer-link{
  display:block;font-size:14px;color:rgba(251,247,242,.7);padding:5px 0;transition:all .2s ease;
}
.footer-link:hover{color:var(--paper);transform:translateX(2px);}
.sub-form{display:flex;gap:8px;margin-bottom:12px;}
.sub-input{
  flex:1;min-width:0;height:44px;border-radius:10px;border:1px solid rgba(251,247,242,.22);
  background:rgba(251,247,242,.06);color:var(--paper);padding:0 14px;font-size:14px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-input::placeholder{color:rgba(251,247,242,.45);}
.sub-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(221,74,34,.22);}
.footer-contact{font-size:13px;line-height:1.8;color:rgba(251,247,242,.5);}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(251,247,242,.12);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12px;color:rgba(251,247,242,.5);
}

/* ---------- 移动底部 Tab ---------- */
.mobile-tab{display:none;}

@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .page-head h1{font-size:34px;}
  .section{padding:64px 0;}
  .facts{grid-template-columns:repeat(2,1fr);}
  .fact{border-bottom:1px solid var(--line);}
  .fact:nth-child(2n){border-right:0;}
  .fact:nth-last-child(-n+2){border-bottom:0;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .alt-row{grid-template-columns:44% 1fr;gap:28px;}
  .alt-body h2{font-size:24px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;}
}

@media (max-width:639px){
  body{font-size:16px;padding-bottom:80px;}
  .wrap{padding:0 16px;}
  .logo-text{font-size:15px;}
  .page-head{min-height:200px;}
  .page-head .wrap{padding-top:36px;padding-bottom:36px;}
  .page-head h1{font-size:28px;line-height:1.3;}
  .section{padding:48px 0;}
  .section-tight{padding:44px 0;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .sec-head h2{font-size:22px;}
  .facts{grid-template-columns:repeat(2,1fr);}
  .fact{padding:18px 16px;}
  .fact-num{font-size:22px;}
  .alt-row{grid-template-columns:1fr;gap:18px;padding:28px 0;}
  .alt-row.reverse .alt-figure{order:0;}
  .alt-row.reverse .alt-body{order:1;}
  .alt-body h2{font-size:22px;}
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .tl-item{padding-left:32px;}
  .timeline::before{left:7px;}
  .tl-item::before{left:0;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .footer-bottom{flex-direction:column;}
  .mobile-tab{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;
    background:#fff;border-top:1px solid var(--line);
    padding-bottom:env(safe-area-inset-bottom);
    box-shadow:0 -4px 16px rgba(24,19,16,.06);
  }
  .tab-item{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    height:60px;font-size:11px;color:var(--ink3);position:relative;background:transparent;border:0;cursor:pointer;
  }
  .tab-item.active{color:var(--brand);}
  .tab-item.active svg{stroke:var(--brand);}
  .tab-item.active::before{
    content:"";position:absolute;top:0;width:18px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);
  }
  .tab-more-panel{
    position:fixed;left:16px;right:16px;bottom:72px;z-index:80;
    background:#fff;border:1px solid var(--line);border-radius:14px;
    box-shadow:0 12px 28px rgba(24,19,16,.12);padding:10px;display:none;
  }
  .tab-more-panel.open{display:block;}
  .tab-more-panel a{
    display:block;padding:12px 14px;border-radius:10px;font-size:14px;color:var(--ink2);
  }
  .tab-more-panel a:hover{background:var(--paper2);color:var(--brand);}
}

/* roulang page: category3 */
:root{
  --paper:#FBF7F2;
  --paper2:#F4EDE5;
  --line:#E6DDD2;
  --ink:#181310;
  --ink2:#3C342D;
  --ink3:#7C736A;
  --brand:#DD4A22;
  --brand700:#B23A19;
  --brand100:#FCE9E1;
  --teal:#0E5747;
  --teal100:#E4EFEB;
  --gold:#F0A93C;
  --night:#17120F;
  --night2:#241C17;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(24,19,16,.04);
  --sh-2:0 8px 20px rgba(24,19,16,.08);
  --num:"DIN Alternate","Barlow","Inter",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
.num,.rank-num,.check-num,.meta-num{font-family:var(--num);font-variant-numeric:tabular-nums}

.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(251,247,242,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:0 4px 16px rgba(24,19,16,.06)}
.nav-inner{display:flex;align-items:center;gap:24px;height:64px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand);
  color:#fff;font-family:var(--num);font-weight:700;font-size:14px;
  display:flex;align-items:center;justify-content:center;letter-spacing:.02em;
}
.logo-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:8px;flex:1}
.nav-link{
  position:relative;font-size:15px;color:var(--ink2);padding:6px 0;
  transition:color .2s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--brand)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.icon-btn{
  width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  color:var(--ink2);border:1px solid transparent;transition:.2s ease;
}
.icon-btn:hover{background:var(--brand100);color:var(--brand700);border-color:rgba(221,74,34,.25)}
.search-bar{
  display:none;padding:0 0 14px;
}
.search-bar.open{display:block}
.search-form{
  display:flex;align-items:center;gap:10px;height:48px;padding:0 10px 0 16px;
  background:#fff;border:1px solid var(--line);border-radius:999px;box-shadow:var(--sh-1);
}
.search-form svg{flex:none;color:var(--ink3)}
.search-form input{
  flex:1;height:44px;border:0;background:transparent;font-size:15px;outline:none;
}
.search-form input::placeholder{color:var(--ink3);font-size:14px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:600;font-size:15px;padding:12px 28px;
  transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
  border:1px solid transparent;white-space:nowrap;
}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-primary{background:var(--brand700);color:#fff}
.btn-primary:hover{background:#9C3315;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--teal);color:var(--teal);background:transparent}
.btn-ghost:hover{background:var(--teal100)}
.btn-light{background:#fff;color:var(--brand700)}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(24,19,16,.14)}
.text-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand700);font-size:14px;font-weight:600;
}
.text-link span{transition:transform .2s ease}
.text-link:hover span{transform:translateX(3px)}
.text-link:hover{color:var(--brand)}

/* ---------- 页头（小页头） ---------- */
.page-hero{
  position:relative;
  min-height:260px;
  display:flex;align-items:center;
  background-color:var(--night);
  background-image:linear-gradient(rgba(23,18,15,.74),rgba(23,18,15,.88)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  color:var(--paper);
  text-align:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:60px;
  background:linear-gradient(transparent,rgba(23,18,15,0));pointer-events:none;
}
.page-hero-inner{width:100%;max-width:820px;margin:0 auto;padding:52px 24px}
.crumb{
  display:flex;align-items:center;justify-content:center;gap:8px;
  font-size:14px;color:rgba(251,247,242,.62);margin-bottom:16px;
}
.crumb a{color:rgba(251,247,242,.62);transition:color .2s ease}
.crumb a:hover{color:var(--paper)}
.crumb .sep{opacity:.5}
.crumb .now{color:rgba(251,247,242,.92)}
.page-hero h1{
  font-size:38px;line-height:1.25;font-weight:800;letter-spacing:.01em;
}
.page-hero .hero-sub{
  margin-top:14px;font-size:15px;color:rgba(251,247,242,.72);line-height:1.7;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:22px}
.hero-tag{
  font-size:13px;height:26px;display:inline-flex;align-items:center;padding:0 14px;border-radius:999px;
  background:rgba(251,247,242,.1);border:1px solid rgba(251,247,242,.2);color:rgba(251,247,242,.86);
}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0}
.section.tight{padding-top:56px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.sec-title{font-size:30px;line-height:1.35;font-weight:700;letter-spacing:.01em}
.sec-title::after{
  content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--brand);margin-top:10px;
}
.sec-desc{margin-top:14px;font-size:14px;color:var(--ink3);max-width:760px}
.on-paper2{background:var(--paper2)}

/* ---------- 排行列表 ---------- */
.rank-list{display:flex;flex-direction:column;gap:14px}
.rank-row{
  display:grid;grid-template-columns:72px 1fr 220px;gap:24px;align-items:center;
  padding:22px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:.2s ease;
}
.rank-row:hover{background:var(--paper2);border-color:rgba(221,74,34,.3);transform:translateY(-2px);box-shadow:var(--sh-2)}
.rank-num{font-size:40px;font-weight:700;color:var(--gold);line-height:1;letter-spacing:.02em}
.rank-main h3{font-size:20px;font-weight:600;line-height:1.4}
.rank-main p{margin-top:8px;font-size:14px;color:var(--ink3);line-height:1.7}
.rank-labels{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  font-size:13px;line-height:1;
}
.badge-brand{background:var(--brand100);color:var(--brand700)}
.badge-plain{background:var(--paper2);color:var(--ink2)}
.badge-teal{background:var(--teal100);color:var(--teal)}
.rank-media{display:flex;align-items:center;justify-content:flex-end;gap:14px}
.rank-media img{
  width:96px;height:72px;object-fit:cover;border-radius:10px;
  background:linear-gradient(135deg,var(--paper2),var(--brand100));
}
.rank-media .btn{padding:8px 16px;font-size:13px}

/* ---------- 核对数据卡 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.check-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 22px;
  box-shadow:var(--sh-1);transition:.2s ease;
}
.check-card:hover{border-color:rgba(221,74,34,.3);transform:translateY(-2px);box-shadow:var(--sh-2)}
.check-num{font-size:32px;font-weight:700;color:var(--brand);line-height:1}
.check-card h3{margin-top:14px;font-size:17px;font-weight:600}
.check-card p{margin-top:8px;font-size:14px;color:var(--ink3);line-height:1.7}

/* ---------- 速查卡 ---------- */
.tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tip-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 22px;
  box-shadow:var(--sh-1);transition:.2s ease;
}
.tip-card:hover{border-color:rgba(14,87,71,.35);transform:translateY(-2px);box-shadow:var(--sh-2)}
.tip-card h3{font-size:17px;font-weight:600;margin-top:14px}
.tip-card p{margin-top:8px;font-size:14px;color:var(--ink3);line-height:1.7}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  transition:background .2s ease;
}
.faq-q:hover{background:var(--paper2)}
.faq-icon{position:relative;width:16px;height:16px;flex:none}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;transition:transform .25s ease,opacity .25s ease}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a p{padding:0 22px 20px;font-size:14px;line-height:1.9;color:var(--ink2)}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:linear-gradient(90deg,var(--brand),var(--brand700));
  border-radius:16px;padding:34px 36px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
}
.cta-band h2{font-size:24px;font-weight:700;line-height:1.4}
.cta-band p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.82)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--night);color:rgba(251,247,242,.7);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--paper);font-weight:700;font-size:16px}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(251,247,242,.62);max-width:320px}
.footer-title{font-size:14px;font-weight:600;color:var(--paper);margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:rgba(251,247,242,.7);padding:5px 0;transition:.2s ease}
.footer-link:hover{color:var(--paper);transform:translateX(2px)}
.sub-form{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}
.sub-input{
  height:44px;border-radius:10px;border:1px solid rgba(251,247,242,.18);
  background:rgba(251,247,242,.06);color:var(--paper);padding:0 14px;font-size:14px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-input::placeholder{color:rgba(251,247,242,.45)}
.sub-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(221,74,34,.25)}
.footer-contact{font-size:13px;line-height:1.8;color:rgba(251,247,242,.5)}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(251,247,242,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(251,247,242,.5);
}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tab{display:none}
.tab-sheet{
  position:fixed;left:16px;right:16px;bottom:74px;z-index:80;
  background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh-2);
  padding:10px;display:none;
}
.tab-sheet.open{display:block}
.tab-sheet a{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;border-radius:10px;font-size:14px;color:var(--ink2);
}
.tab-sheet a:hover{background:var(--paper2);color:var(--brand700)}

@media (max-width:1023px){
  .nav-links{display:none}
  .search-bar{padding-bottom:12px}
  body{padding-bottom:80px}
  .mobile-tab{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:90;
    height:60px;padding-bottom:env(safe-area-inset-bottom);
    background:#fff;border-top:1px solid var(--line);
  }
  .tab-item{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    font-size:11px;color:var(--ink3);position:relative;transition:color .2s ease;
  }
  .tab-item svg{width:22px;height:22px;stroke-width:1.75}
  .tab-item.active{color:var(--brand)}
  .tab-item.active::before{
    content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
    width:20px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);
  }
  .section{padding:64px 0}
}

@media (max-width:900px){
  .check-grid{grid-template-columns:repeat(2,1fr)}
  .tip-grid{grid-template-columns:1fr 1fr}
  .rank-row{grid-template-columns:56px 1fr 180px;gap:18px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}

@media (max-width:640px){
  .wrap{padding:0 16px}
  .page-hero{min-height:200px}
  .page-hero-inner{padding:40px 16px}
  .page-hero h1{font-size:26px;line-height:1.3}
  .page-hero .hero-sub{font-size:14px}
  .section{padding:48px 0}
  .sec-title{font-size:22px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .rank-row{grid-template-columns:46px 1fr;row-gap:14px;padding:18px 16px}
  .rank-num{font-size:30px}
  .rank-media{grid-column:2;justify-content:flex-start}
  .check-grid{grid-template-columns:1fr}
  .tip-grid{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;padding:26px 22px}
  .nav-cta{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

@media (max-width:420px){
  .footer-grid{grid-template-columns:1fr}
}

/* roulang page: category4 */
:root{
  --paper:#FBF7F2;--paper2:#F4EDE5;--line:#E6DDD2;
  --ink:#181310;--ink2:#3C342D;--ink3:#7C736A;
  --brand:#DD4A22;--brand700:#B23A19;--brand100:#FCE9E1;
  --teal:#0E5747;--teal100:#E4EFEB;--gold:#F0A93C;
  --night:#17120F;--night2:#241C17;
  --r-card:14px;--r-btn:10px;--r-img:12px;
  --sh1:0 1px 2px rgba(24,19,16,.04);
  --sh2:0 8px 20px rgba(24,19,16,.08);
  --font-num:"DIN Alternate","Barlow","Inter",system-ui,sans-serif;
}
*,*::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:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.85;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;padding:0}
input{font:inherit;border:0;outline:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶栏 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,247,242,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(24,19,16,.06)}
.nav-inner{display:flex;align-items:center;gap:24px;height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:32px;height:32px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-family:var(--font-num);font-size:13px;font-weight:800;letter-spacing:.02em}
.logo-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:26px;margin:0 auto}
.nav-link{position:relative;font-size:14.5px;color:var(--ink2);padding:6px 0;white-space:nowrap;transition:color .2s ease}
.nav-link:hover{color:var(--brand)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--brand)}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;color:var(--ink2);transition:background .2s ease,color .2s ease}
.icon-btn:hover{background:var(--brand100);color:var(--brand700)}
.menu-btn{display:none;width:38px;height:38px;border-radius:10px;place-items:center;color:var(--ink2)}
.menu-btn:hover{background:var(--brand100);color:var(--brand700)}
.search-bar{max-height:0;overflow:hidden;transition:max-height .25s ease}
.search-bar.is-open{max-height:90px}
.search-form{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 6px 6px 18px;margin:0 0 16px;color:var(--ink3)}
.search-form input{flex:1;font-size:14px;color:var(--ink);background:transparent}
.search-form input::placeholder{color:var(--ink3)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);font-size:15px;font-weight:600;padding:12px 28px;border:1px solid transparent;transition:all .2s ease;white-space:nowrap}
.btn-primary{background:var(--brand700);color:#fff}
.btn-primary:hover{background:#9C3315;transform:translateY(-1px)}
.btn-primary:active{transform:none}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-ghost{border-color:var(--teal);color:var(--teal)}
.btn-ghost:hover{background:var(--teal100)}
.btn-light{background:#fff;color:var(--brand700)}
.btn-light:hover{transform:translateY(-2px)}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand700)}
.btn-text span{transition:transform .2s ease}
.btn-text:hover span{transform:translateX(3px)}

/* ---------- 页头 ---------- */
.page-hero{position:relative;min-height:260px;display:flex;align-items:flex-end;padding:48px 0 40px;color:var(--paper);background-color:var(--night);background-image:linear-gradient(rgba(23,18,15,.76),rgba(23,18,15,.88)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(251,247,242,.62);margin-bottom:16px}
.crumb a:hover{color:var(--paper)}
.crumb .sep{opacity:.5}
.page-hero h1{font-size:42px;line-height:1.25;font-weight:800;letter-spacing:.01em;margin:0 0 12px;max-width:820px}
.page-hero p{margin:0;font-size:14px;line-height:1.7;color:rgba(251,247,242,.72);max-width:640px}

/* ---------- 通用区块 ---------- */
.section{padding:84px 0}
.section-alt{background:var(--paper2)}
.sec-title{font-size:30px;font-weight:700;line-height:1.35;letter-spacing:.01em;margin:0}
.sec-title::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--brand);margin-top:12px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.sec-sub{margin:14px 0 0;font-size:15px;color:var(--ink3);max-width:720px}
.prose p{margin:0 0 1em;color:var(--ink2)}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--ink)}

/* ---------- 双栏 ---------- */
.two-col{display:grid;grid-template-columns:minmax(0,1.62fr) minmax(0,1fr);gap:48px;align-items:start}
.article-col .sec-title{font-size:28px}
.article-col .block+.block{margin-top:52px}
.inline-fig{margin:26px 0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:12px;box-shadow:var(--sh1)}
.inline-fig img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:10px;background:linear-gradient(135deg,var(--paper2),var(--brand100))}
.inline-fig figcaption{margin-top:10px;font-size:13px;color:var(--ink3);text-align:center;line-height:1.7}

/* ---------- 改动条目 ---------- */
.log-list{border-top:1px solid var(--line);margin-top:22px}
.log-row{display:flex;gap:22px;padding:22px 0;border-bottom:1px solid var(--line);transition:background .2s ease}
.log-date{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:14px;color:var(--ink3);min-width:96px;padding-top:2px;letter-spacing:.02em}
.log-body{flex:1;min-width:0}
.log-tag{display:inline-block;font-size:12.5px;padding:2px 10px;border-radius:999px;background:var(--teal100);color:var(--teal);margin-bottom:8px}
.log-title{font-size:17px;font-weight:600;margin:0 0 6px;color:var(--ink);line-height:1.5}
.log-desc{margin:0;font-size:14.5px;line-height:1.8;color:var(--ink3)}

/* ---------- 侧栏 ---------- */
.side-col{display:flex;flex-direction:column;gap:20px}
@media (min-width:1024px){.side-col{position:sticky;top:88px;align-self:start}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh1);transition:border-color .2s ease,box-shadow .2s ease}
.side-card:hover{border-color:rgba(221,74,34,.3);box-shadow:var(--sh2)}
.side-card h3{font-size:18px;font-weight:600;margin:0 0 6px}
.side-card .side-note{font-size:13px;color:var(--ink3);margin:0 0 14px}
.check-list{list-style:none;margin:0;padding:0}
.check-list li{display:flex;gap:10px;font-size:14.5px;line-height:1.75;color:var(--ink2);padding:11px 0;border-bottom:1px dashed var(--line)}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.check-list li svg{flex-shrink:0;margin-top:4px;color:var(--teal)}
.side-cta{background:linear-gradient(135deg,var(--brand),var(--brand700));border:0;color:#fff}
.side-cta h3{color:#fff}
.side-cta p{margin:0 0 18px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.86)}
.side-cta .btn{margin-top:2px}

/* ---------- 影响范围三卡 ---------- */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:8px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh1);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.info-card:hover{transform:translateY(-2px);border-color:rgba(221,74,34,.3);box-shadow:var(--sh2)}
.info-icon{width:44px;height:44px;border-radius:12px;background:var(--teal100);color:var(--teal);display:grid;place-items:center;margin-bottom:16px}
.info-card h3{font-size:18px;font-weight:600;margin:0 0 10px}
.info-card p{margin:0;font-size:14.5px;line-height:1.8;color:var(--ink3)}
.info-card .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{display:inline-block;font-size:12.5px;padding:3px 12px;border-radius:999px;background:var(--paper2);color:var(--ink2)}
.tag-brand{background:var(--brand100);color:var(--brand700)}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:36px}
.step{border-top:2px solid var(--line);padding-top:20px;transition:border-color .2s ease}
.step:hover{border-color:var(--brand)}
.step-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:28px;font-weight:800;color:var(--brand);line-height:1;margin-bottom:12px}
.step h3{font-size:17px;font-weight:600;margin:0 0 8px}
.step p{margin:0;font-size:14px;line-height:1.8;color:var(--ink3)}

/* ---------- FAQ ---------- */
.faq-list{margin-top:32px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease}
.faq-item:hover{border-color:rgba(221,74,34,.3)}
.faq-q{width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;text-align:left;padding:18px 22px;font-size:16px;font-weight:600;color:var(--ink);line-height:1.6}
.faq-icon{flex-shrink:0;width:22px;height:22px;position:relative;margin-top:3px}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .25s ease}
.faq-icon::before{left:0;top:10px;width:22px;height:2px}
.faq-icon::after{left:10px;top:0;width:2px;height:22px}
.faq-item.open .faq-icon::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-item.open .faq-a{max-height:360px}
.faq-a-inner{padding:0 22px 20px;font-size:14px;line-height:1.9;color:var(--ink3)}

/* ---------- CTA ---------- */
.cta-band{background:linear-gradient(90deg,var(--brand),var(--brand700));border-radius:16px;padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;color:#fff}
.cta-band h2{font-size:24px;font-weight:700;margin:0 0 8px;line-height:1.4}
.cta-band p{margin:0;font-size:14px;color:rgba(255,255,255,.86)}
.cta-band .btn{flex-shrink:0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--night);color:rgba(251,247,242,.7);margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.5fr;gap:40px;padding:64px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--paper);font-size:16px;font-weight:700;margin-bottom:16px}
.footer-desc{margin:0;font-size:14px;line-height:1.85;color:rgba(251,247,242,.62);max-width:320px}
.footer-title{font-size:14px;font-weight:600;color:var(--paper);margin-bottom:14px}
.footer-link{display:block;font-size:14px;color:rgba(251,247,242,.7);padding:5px 0;transition:color .2s ease,transform .2s ease}
.footer-link:hover{color:var(--paper);transform:translateX(2px)}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-input{flex:1;min-width:160px;height:44px;border-radius:10px;border:1px solid rgba(251,247,242,.2);background:rgba(251,247,242,.06);color:var(--paper);padding:0 14px;font-size:14px}
.sub-input::placeholder{color:rgba(251,247,242,.45)}
.sub-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(221,74,34,.25);outline:none}
.sub-form .btn{padding:11px 22px}
.footer-contact{margin:14px 0 0;font-size:13px;line-height:1.8;color:rgba(251,247,242,.5)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;border-top:1px solid rgba(251,247,242,.12);padding:20px 0 28px;font-size:12px;color:rgba(251,247,242,.5)}

/* ---------- 移动端底部 Tab ---------- */
.mobile-tab{display:none}
.more-panel{position:fixed;left:12px;right:12px;bottom:calc(70px + env(safe-area-inset-bottom));background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh2);padding:10px;z-index:58;display:none}
.more-panel.open{display:block}
.more-panel a{display:block;padding:12px 14px;border-radius:10px;font-size:14px;color:var(--ink2)}
.more-panel a:hover{background:var(--brand100);color:var(--brand700)}

/* ---------- 抽屉 ---------- */
.drawer{position:fixed;top:0;right:0;bottom:0;width:80%;max-width:320px;background:var(--paper);z-index:70;transform:translateX(100%);transition:transform .25s ease;padding:22px;overflow-y:auto}
.drawer.open{transform:none}
.drawer-mask{position:fixed;inset:0;background:rgba(23,18,15,.5);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:60}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer a.drawer-link{display:block;padding:13px 12px;border-radius:10px;font-size:15px;color:var(--ink2);border-bottom:1px solid var(--line)}
.drawer a.drawer-link:hover,.drawer a.drawer-link.active{background:var(--brand100);color:var(--brand700)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .menu-btn{display:grid}
  .nav-cta{display:none}
  .two-col{grid-template-columns:1fr;gap:36px}
  .info-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .side-col{position:static}
  .section{padding:64px 0}
  .page-hero{min-height:220px;padding:40px 0 32px}
  .page-hero h1{font-size:32px}
  .sec-title{font-size:24px}
  .article-col .sec-title{font-size:23px}
  body{padding-bottom:calc(78px + env(safe-area-inset-bottom))}
  .mobile-tab{display:flex;position:fixed;left:0;right:0;bottom:0;height:calc(60px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line);z-index:56}
  .tab-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;color:var(--ink3);position:relative}
  .tab-item.active{color:var(--brand)}
  .tab-item.active::before{content:"";position:absolute;top:0;width:20px;height:3px;border-radius:2px;background:var(--brand)}
  .tab-item svg{color:inherit}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px}
}
@media (max-width:639px){
  .wrap{padding:0 16px}
  .section{padding:48px 0}
  .page-hero h1{font-size:28px;line-height:1.3}
  .page-hero{min-height:200px}
  .info-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:18px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .log-row{flex-direction:column;gap:8px}
  .log-date{min-width:0}
  .sec-head{flex-direction:column;align-items:flex-start}
  .cta-band h2{font-size:20px}
  .logo-text{font-size:15px}
}

/* roulang page: category5 */
:root{
  --paper:#FBF7F2;
  --paper2:#F4EDE5;
  --line:#E6DDD2;
  --ink:#181310;
  --ink2:#3C342D;
  --ink3:#7C736A;
  --brand:#DD4A22;
  --brand700:#B23A19;
  --brand100:#FCE9E1;
  --teal:#0E5747;
  --teal100:#E4EFEB;
  --gold:#F0A93C;
  --night:#17120F;
  --night2:#241C17;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-card:0 1px 2px rgba(24,19,16,.04);
  --sh-hover:0 8px 20px rgba(24,19,16,.08);
  --wrap:1200px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Barlow","Inter",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body,h1,h2,h3,h4,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,svg{display:block;max-width:100%}
input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{font-weight:700;color:var(--ink)}
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.01em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:var(--brand100);color:var(--brand700)}

/* ---------- 顶部公告 ---------- */
.notice-bar{background:var(--night);color:rgba(251,247,242,.8);font-size:13px}
.notice-bar .wrap{display:flex;align-items:center;gap:8px;height:36px}
.notice-bar a{color:#FBF7F2;display:inline-flex;align-items:center;gap:6px}
.notice-bar a:hover{color:var(--gold)}
.notice-bar .notice-more{margin-left:auto}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,247,242,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(24,19,16,.06)}
.nav-inner{display:flex;align-items:center;gap:28px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-family:var(--font-num);font-size:13px;font-weight:700;letter-spacing:.04em;
}
.logo-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-link{position:relative;font-size:15px;color:var(--ink2);padding:20px 0;transition:color .2s ease;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:12px;height:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.icon-btn{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  color:var(--ink2);border:1px solid transparent;transition:.2s ease;
}
.icon-btn:hover{background:var(--paper2);color:var(--brand);border-color:var(--line)}
.search-bar{display:none;padding-bottom:14px}
.search-bar.open{display:block}
.search-form{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 6px 6px 16px;transition:.2s ease;
}
.search-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand100)}
.search-form svg{color:var(--ink3);flex-shrink:0}
.search-form input{flex:1;height:36px;border:0;outline:none;background:transparent;font-size:14px;min-width:0}
.search-form input::placeholder{color:var(--ink3)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:600;font-size:15px;padding:12px 28px;
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--brand700);color:#fff}
.btn-primary:hover{background:#9C3315;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{border-color:var(--teal);color:var(--teal)}
.btn-outline:hover{background:var(--teal100)}
.btn-ghost{
  padding:12px 26px;border-color:rgba(251,247,242,.4);color:var(--paper);
}
.btn-ghost:hover{background:rgba(251,247,242,.12)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand700);
  transition:.2s ease;
}
.btn-text span{transition:transform .2s ease;display:inline-block}
.btn-text:hover{color:var(--brand)}
.btn-text:hover span{transform:translateX(3px)}

/* ---------- 小页头 ---------- */
.page-hero{
  position:relative;background-color:var(--night);
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.page-hero::before{content:"";position:absolute;inset:0;background:rgba(23,18,15,.78)}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;background:rgba(251,247,242,.12);
}
.page-hero .wrap{
  position:relative;z-index:2;min-height:260px;
  display:flex;flex-direction:column;justify-content:center;
  padding-top:48px;padding-bottom:48px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(251,247,242,.6);margin-bottom:18px;flex-wrap:wrap}
.crumb a{transition:color .2s ease}
.crumb a:hover{color:#FBF7F2}
.crumb .sep{color:rgba(251,247,242,.35)}
.crumb .now{color:rgba(251,247,242,.85)}
.hero-tag{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  height:24px;padding:4px 12px;border-radius:999px;font-size:13px;
  background:rgba(221,74,34,.18);color:#FFB79B;border:1px solid rgba(221,74,34,.35);
  margin-bottom:16px;
}
.page-hero h1{
  font-size:42px;line-height:1.25;letter-spacing:.01em;font-weight:800;color:#FBF7F2;max-width:760px;
}
.page-hero .hero-note{
  margin-top:16px;font-size:14px;line-height:1.7;color:rgba(251,247,242,.7);max-width:640px;
}

/* ---------- 通用区块 ---------- */
.section{padding:84px 0}
.section-sm{padding:64px 0}
.section-alt{background:var(--paper2)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-title{font-size:30px;line-height:1.35;font-weight:700;color:var(--ink)}
.sec-title::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--brand);margin-top:10px}
.sec-sub{margin-top:12px;font-size:14px;line-height:1.7;color:var(--ink3);max-width:640px}

/* ---------- 速查卡 ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.quick-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 20px;
  box-shadow:var(--sh-card);transition:.2s ease;display:flex;flex-direction:column;gap:12px;
}
.quick-card:hover{transform:translateY(-2px);border-color:rgba(221,74,34,.3);box-shadow:var(--sh-hover)}
.quick-ico{
  width:40px;height:40px;border-radius:999px;background:var(--teal100);color:var(--teal);
  display:grid;place-items:center;
}
.quick-card h3{font-size:18px;font-weight:600;color:var(--ink)}
.quick-card p{font-size:14px;line-height:1.75;color:var(--ink3)}
.quick-card .quick-tag{
  margin-top:auto;font-size:13px;color:var(--brand700);font-weight:600;
}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:40px;max-width:860px}
.timeline::before{content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;background:var(--line)}
.tl-item{position:relative;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-40px;top:7px;width:12px;height:12px;border-radius:999px;
  background:var(--brand);box-shadow:0 0 0 4px var(--brand100);
}
.tl-num{font-family:var(--font-num);font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand700)}
.tl-item h3{margin-top:6px;font-size:20px;font-weight:600;color:var(--ink)}
.tl-item p{margin-top:8px;font-size:15px;line-height:1.8;color:var(--ink2);max-width:700px}
.tl-item ul{margin-top:10px;display:flex;flex-wrap:wrap;gap:8px}
.tl-item ul li{
  height:24px;display:inline-flex;align-items:center;padding:0 12px;border-radius:999px;
  font-size:13px;background:var(--paper2);color:var(--ink2);
}

/* ---------- 图文区 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--line)}
.split-body h2{font-size:30px;line-height:1.35;font-weight:700;color:var(--ink)}
.split-body h2::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--brand);margin-top:10px}
.split-body > p{margin-top:20px;font-size:15.5px;line-height:1.85;color:var(--ink2)}
.check-list{margin-top:22px;display:grid;gap:12px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-btn);padding:14px 16px;font-size:14.5px;line-height:1.7;color:var(--ink2);
}
.check-list .dot{
  flex-shrink:0;width:20px;height:20px;border-radius:999px;background:var(--brand100);color:var(--brand700);
  display:grid;place-items:center;font-size:12px;font-weight:700;margin-top:3px;
}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;transition:.2s ease}
.faq-item:hover{border-color:rgba(221,74,34,.3)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-ico{
  flex-shrink:0;width:22px;height:22px;border-radius:999px;position:relative;background:var(--brand100);
}
.faq-ico::before,.faq-ico::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand700);border-radius:2px;transform:translate(-50%,-50%);
}
.faq-ico::before{width:10px;height:2px}
.faq-ico::after{width:2px;height:10px;transition:transform .25s ease}
.faq-item.open .faq-ico::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a-inner{padding:0 20px 20px;font-size:14px;line-height:1.9;color:var(--ink2)}
.faq-a-inner p + p{margin-top:10px}
.faq-a-inner strong{color:var(--ink);font-weight:600}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:16px;padding:40px 44px;
  background:linear-gradient(100deg,var(--brand) 0%,var(--brand700) 100%);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:26px;line-height:1.35;font-weight:700}
.cta-band p{margin-top:10px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.88);max-width:560px}
.cta-band .btn-white{background:#fff;color:var(--brand700);padding:12px 28px;border-radius:var(--r-btn);font-weight:600;transition:.2s ease}
.cta-band .btn-white:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(24,19,16,.18)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--night);color:rgba(251,247,242,.7);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#FBF7F2;font-size:16px;font-weight:700}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(251,247,242,.6);max-width:320px}
.footer-title{font-size:14px;font-weight:600;color:#FBF7F2;margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:rgba(251,247,242,.7);margin-bottom:12px;transition:.2s ease}
.footer-link:hover{color:#FBF7F2;transform:translateX(2px)}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-input{
  flex:1;min-width:160px;height:44px;border-radius:var(--r-btn);padding:0 14px;
  background:rgba(251,247,242,.06);border:1px solid rgba(251,247,242,.18);color:#FBF7F2;font-size:14px;outline:none;
  transition:.2s ease;
}
.sub-input::placeholder{color:rgba(251,247,242,.45)}
.sub-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(221,74,34,.25)}
.footer-contact{margin-top:14px;font-size:13px;line-height:1.75;color:rgba(251,247,242,.5)}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(251,247,242,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(251,247,242,.5);
}

/* ---------- 移动底部 Tab ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  background:#fff;border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar-inner{display:grid;grid-template-columns:repeat(5,1fr);height:60px}
.tab-item{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11px;color:var(--ink3);position:relative;transition:color .2s ease;
}
.tab-item svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.tab-item.active{color:var(--brand)}
.tab-item.active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:20px;height:4px;border-radius:0 0 4px 4px;background:var(--brand);
}
.tab-more-panel{
  position:fixed;left:12px;right:12px;bottom:calc(66px + env(safe-area-inset-bottom));
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh-hover);
  padding:8px;display:none;z-index:71;
}
.tab-more-panel.open{display:block}
.tab-more-panel a{display:block;padding:12px 14px;border-radius:10px;font-size:14px;color:var(--ink2)}
.tab-more-panel a:hover{background:var(--paper2);color:var(--brand700)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .wrap{padding:0 20px}
  .nav-links{display:none}
  .nav-inner{gap:16px}
  .nav-cta{display:none}
  .tabbar{display:block}
  body{padding-bottom:80px}
  .section{padding:64px 0}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .page-hero h1{font-size:34px}
  .sec-title{font-size:26px}
  .split-body h2{font-size:26px}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .page-hero .wrap{min-height:200px;padding-top:36px;padding-bottom:36px}
  .page-hero h1{font-size:28px;line-height:1.34}
  .section{padding:48px 0}
  .quick-grid{grid-template-columns:1fr;gap:16px}
  .timeline{padding-left:32px}
  .tl-item::before{left:-32px}
  .timeline::before{left:5px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:28px 22px}
  .cta-band h2{font-size:22px}
  .cta-band .btn-white{width:100%;text-align:center}
  .sec-head{margin-bottom:26px}
  .logo-text{font-size:15px}
  .notice-bar .notice-more{display:none}
}