/* roulang page: index */
:root{
  --ink:#10312B;
  --ink-soft:#1B443B;
  --jade:#2F7A6B;
  --jade-tint:#E8F0ED;
  --amber:#E2703A;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#1D2422;
  --muted:#5C6A66;
  --line:#E3E0D8;
  --dark-text:#C9D6D2;
  --radius:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(16,49,43,.06);
  --shadow-2:0 10px 24px rgba(16,49,43,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --section-y:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0 0 16px;line-height:1.25;letter-spacing:-.01em;font-weight:700}
h1{font-size:46px}
h2{font-size:34px}
h3{font-size:22px;line-height:1.4}
p{margin:0 0 18px}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
button{border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}
.mono{font-family:var(--mono);letter-spacing:.02em}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0}
section[id]{scroll-margin-top:132px}
.section{padding:var(--section-y) 0}
.section--tight{padding:72px 0}
.section-head{max-width:760px;margin-bottom:48px}
.section-head .eyebrow{margin-bottom:14px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:12.5px;letter-spacing:.14em;
  color:var(--jade);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--amber);display:inline-block}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16.5px;margin:0}
.lead{font-size:17px;color:var(--muted)}

/* ============ 双层导航 ============ */
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(16,49,43,.03)}
.topbar{height:68px;display:flex;align-items:center;border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:24px;width:100%}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--amber);box-shadow:0 0 0 4px rgba(226,112,58,.14)}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.01em;white-space:nowrap}
.search-box{flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:10px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-pill);padding:0 18px;height:42px;transition:border-color .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:var(--jade);box-shadow:0 0 0 3px rgba(47,122,107,.12)}
.search-box i{color:var(--jade);font-size:14px}
.search-box input{flex:1;border:0;background:transparent;height:40px;font-size:14.5px;outline:none}
.search-box input::placeholder{color:#9AA5A1}
.topbar-cta{margin-left:auto;flex:0 0 auto}
.navband{height:48px;display:flex;align-items:center;background:#fff}
.navband-inner{width:100%}
.channel-tabs{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:6px 0}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tabs a{display:inline-block;padding:8px 18px;border-radius:var(--radius-pill);font-size:14.5px;color:var(--muted);white-space:nowrap;border:1px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease}
.channel-tabs a:hover{background:var(--jade-tint);color:var(--ink)}
.channel-tabs a.active{background:var(--ink);color:#fff}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-pill);padding:13px 28px;font-size:15.5px;font-weight:500;line-height:1.2;border:1px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;white-space:nowrap}
.btn-sm{padding:10px 22px;font-size:14.5px}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover,.btn-primary:focus{background:var(--amber);color:#fff;transform:translateY(-1px)}
.btn-ghost{border-color:var(--jade);color:var(--jade);background:transparent}
.btn-ghost:hover,.btn-ghost:focus{background:var(--jade-tint);color:var(--ink);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover,.btn-light:focus{background:var(--amber);color:#fff;transform:translateY(-1px)}
.text-link{position:relative;color:var(--ink);font-size:14.5px;font-weight:500;padding-bottom:2px}
.text-link::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--amber);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.text-link:hover::after{transform:scaleX(1)}
.badge{display:inline-block;font-size:12px;font-weight:500;color:var(--ink);background:var(--jade-tint);border-radius:var(--radius-pill);padding:3px 12px;line-height:1.7;letter-spacing:.02em}
.badge--amber{background:rgba(226,112,58,.12);color:#B44E1E}

/* ============ Hero ============ */
.hero{padding:88px 0 96px;background:linear-gradient(180deg,#FFFFFF 0%,var(--paper) 100%);border-bottom:1px solid var(--line)}
.hero-copy{max-width:640px}
.hero h1{margin-bottom:20px}
.hero-sub{font-size:18px;line-height:1.8;color:var(--muted);max-width:560px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.trust-row{display:flex;flex-wrap:wrap;gap:12px 26px;padding-top:24px;border-top:1px solid var(--line)}
.trust-row li{display:inline-flex;align-items:center;gap:9px;font-size:14.5px;color:var(--muted)}
.trust-row i{color:var(--jade);font-size:15px}
.hero-media{position:relative}
.hero-figure{position:relative;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;box-shadow:var(--shadow-2)}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--jade-tint)}
.hero-badge{position:absolute;left:18px;bottom:18px;background:var(--amber);color:#fff;font-size:12.5px;font-weight:500;border-radius:var(--radius-pill);padding:6px 16px;letter-spacing:.04em}

/* ============ 服务 bento ============ */
.bento{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.bento-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);padding:28px;display:flex;flex-direction:column;transition:transform .22s ease,box-shadow .22s ease}
.bento-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.bento-item--wide{grid-row:span 2}
.bento-item--wide .bento-media{margin:-28px -28px 24px;border-radius:var(--radius) var(--radius) 0 0;overflow:hidden}
.bento-item--wide .bento-media img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--jade-tint)}
.bento-num{font-family:var(--mono);font-size:13px;color:var(--jade);letter-spacing:.12em;margin-bottom:14px}
.bento-icon{width:44px;height:44px;border-radius:12px;background:var(--jade-tint);color:var(--jade);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:18px}
.bento-item h3{margin-bottom:10px}
.bento-item p{color:var(--muted);font-size:15.5px;margin-bottom:18px}
.bento-item .text-link{margin-top:auto}

/* ============ 数据带 ============ */
.stats{background:var(--ink);color:var(--dark-text);padding:80px 0}
.stats h2{color:#fff;font-size:26px;margin-bottom:12px}
.stats-intro{color:var(--dark-text);max-width:620px;font-size:15.5px;margin:0 0 48px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:0 26px;border-left:1px solid rgba(201,214,210,.2)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{font-family:var(--mono);font-size:48px;line-height:1.1;color:#fff;font-weight:500;display:block;margin-bottom:10px}
.stat-num small{font-size:20px;color:var(--amber);margin-left:2px}
.stat p{margin:0;font-size:14.5px;color:var(--dark-text);line-height:1.7}

/* ============ 卡片 / 案例 ============ */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);overflow:hidden;height:100%;display:flex;flex-direction:column;transition:transform .22s ease,box-shadow .22s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.card-media{position:relative;overflow:hidden;background:var(--jade-tint)}
.card-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:26px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:19px;margin-bottom:10px}
.card-body p{color:var(--muted);font-size:15px;margin-bottom:16px}
.card-media .badge{position:absolute;left:16px;top:16px;background:#fff}
.grid-gap{margin-bottom:24px}

/* ============ Zigzag 方案 ============ */
.zig{padding:56px 0}
.zig + .zig{border-top:1px solid var(--line)}
.zig-media{border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);background:#fff}
.zig-media img{width:100%;aspect-ratio:16/11;object-fit:cover;background:var(--jade-tint)}
.zig-body h3{font-size:26px;margin-bottom:14px}
.zig-body p{color:var(--muted);font-size:16px}
.zig-list{margin:20px 0 24px}
.zig-list li{position:relative;padding-left:22px;margin-bottom:10px;font-size:15.5px;color:var(--text)}
.zig-list li::before{content:"";position:absolute;left:0;top:12px;width:8px;height:2px;background:var(--amber)}
.zig--reverse .zig-media{border-radius:var(--radius-sm) 40px var(--radius-sm) 40px}
.zig--normal .zig-media{border-radius:40px var(--radius-sm) 40px var(--radius-sm)}

/* ============ 资讯 ============ */
.post-card .card-media img{aspect-ratio:16/9}
.post-body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.post-body .badge{margin-bottom:14px;align-self:flex-start}
.post-title{font-size:18px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-title a:hover{color:var(--jade)}
.post-excerpt{color:var(--muted);font-size:14.5px;line-height:1.8;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.post-meta time{font-size:13px;color:var(--muted)}
.empty-state{grid-column:1/-1;text-align:center;padding:64px 24px;border:1px dashed var(--line);border-radius:var(--radius);background:#fff}
.empty-state i{font-size:30px;color:var(--jade);display:block;margin-bottom:16px}
.empty-state p{color:var(--muted);margin-bottom:20px}

/* ============ FAQ ============ */
.faq-wrap{max-width:820px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:20px 0;min-height:56px;font-family:var(--serif);font-size:18px;font-weight:600;color:var(--ink);transition:color .2s ease}
.faq-q:hover{color:var(--jade)}
.faq-q .faq-icon{flex:0 0 auto;width:22px;height:22px;position:relative;transition:transform .25s ease}
.faq-q .faq-icon::before,.faq-q .faq-icon::after{content:"";position:absolute;background:var(--amber);border-radius:2px}
.faq-q .faq-icon::before{left:50%;top:2px;width:2px;height:18px;transform:translateX(-50%)}
.faq-q .faq-icon::after{top:50%;left:2px;height:2px;width:18px;transform:translateY(-50%)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 40px 22px 0;font-size:15px;line-height:1.9;color:var(--muted);margin:0}
.faq-item.is-open .faq-a{max-height:340px}

/* ============ 联系 ============ */
.contact{background:#fff;border-top:1px solid var(--line)}
.contact-panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.field{margin-bottom:20px}
.field label{display:block;font-size:14px;color:var(--muted);margin-bottom:8px}
.field input,.field textarea{width:100%;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 16px;font-size:15px;outline:none;transition:border-color .2s ease,box-shadow .2s ease}
.field input:focus,.field textarea:focus{border-color:var(--jade);box-shadow:0 0 0 3px rgba(47,122,107,.12)}
.field textarea{min-height:120px;resize:vertical;line-height:1.7}
.form-note{font-size:13.5px;color:var(--muted);margin:14px 0 0}
.form-msg{font-size:14px;color:var(--amber);margin-top:12px;display:none}
.form-msg.is-show{display:block}
.contact-side li{display:flex;gap:14px;padding:18px 0;border-bottom:1px solid var(--line)}
.contact-side li:last-child{border-bottom:0}
.contact-side i{color:var(--jade);font-size:16px;margin-top:5px}
.contact-side strong{display:block;font-family:var(--serif);font-size:16px;color:var(--ink);margin-bottom:4px}
.contact-side span{font-size:14.5px;color:var(--muted)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:var(--dark-text);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand-name{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.85;color:var(--dark-text);margin:18px 0 0;max-width:320px}
.footer-col h4{color:#fff;font-size:15.5px;font-family:var(--sans);font-weight:600;margin-bottom:20px;letter-spacing:.02em}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14.5px;color:var(--dark-text)}
.footer-col a:hover{color:var(--amber)}
.footer-col span{font-size:14.5px;color:var(--dark-text)}
.footer-bottom{margin-top:56px;border-top:1px solid rgba(201,214,210,.16);padding:22px 0 26px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.footer-bottom p{margin:0;font-size:13.5px;color:#8FA39E}
.to-top{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--dark-text);border:1px solid rgba(201,214,210,.28);border-radius:var(--radius-pill);padding:8px 18px;transition:all .2s ease}
.to-top:hover{background:var(--amber);border-color:var(--amber);color:#fff}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .24s ease-out,transform .24s ease-out}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .card:hover,.bento-item:hover,.btn:hover{transform:none}
  .card:hover .card-media img{transform:none}
}

/* ============ 响应式 ============ */
@media (max-width:1440px){
  .container{max-width:1140px}
}
@media (max-width:1024px){
  :root{--section-y:80px}
  h1{font-size:38px}
  h2{font-size:29px}
  .bento{grid-template-columns:1fr}
  .bento-item--wide{grid-row:auto}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .stat:nth-child(3){border-left:0;padding-left:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .hero{padding:64px 0 72px}
  .search-box{max-width:280px}
}
@media (max-width:768px){
  :root{--section-y:60px}
  body{font-size:16px;line-height:1.8}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .container{padding:0 18px}
  .section-head{margin-bottom:32px}
  .topbar{height:60px}
  .topbar-inner{gap:14px}
  .brand-name{font-size:16.5px}
  .search-box{display:none}
  .topbar-cta{margin-left:auto}
  .navband{height:auto}
  .channel-tabs{padding:8px 0}
  .hero{padding:48px 0 56px}
  .hero-sub{font-size:16.5px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-media{margin-top:36px}
  .stats{padding:56px 0}
  .stat-num{font-size:36px}
  .faq-q{font-size:16.5px;padding:18px 0}
  .faq-a p{padding-right:16px}
  .contact-panel{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-brand p{max-width:100%}
  .zig{padding:40px 0}
}
@media (max-width:520px){
  h1{font-size:26px}
  h2{font-size:21px}
  .hero-badge{left:12px;bottom:12px;font-size:11.5px}
  .stats-grid{grid-template-columns:1fr;gap:26px 0}
  .stat{border-left:0;padding-left:0;border-top:1px solid rgba(201,214,210,.2);padding-top:22px}
  .stat:first-child{border-top:0;padding-top:0}
  .topbar-cta .btn{padding:9px 16px;font-size:13.5px}
  .card-body{padding:20px}
  .post-body{padding:20px}
  .bento-item{padding:22px}
  .bento-item--wide .bento-media{margin:-22px -22px 20px}
}

/* roulang page: article */
:root{
  --ink:#10312B;
  --ink-soft:#17443B;
  --celadon:#2F7A6B;
  --celadon-tint:#E4EFEB;
  --amber:#E2703A;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#1D2422;
  --muted:#5C6A66;
  --line:#E3E0D8;
  --dark-text:#C9D6D2;
  --radius-card:16px;
  --radius-img:12px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(16,49,43,.06);
  --shadow-2:0 10px 24px rgba(16,49,43,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--celadon);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--amber);}
p{margin:0 0 1em;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0;font-weight:700;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
section{scroll-margin-top:132px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:500;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--ink);color:#fff;border-color:var(--ink);}
.btn-primary:hover{background:var(--amber);border-color:var(--amber);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--celadon);border-color:var(--celadon);}
.btn-ghost:hover{background:var(--celadon-tint);color:var(--ink);transform:translateY(-1px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:500;color:var(--ink);border-bottom:2px solid var(--amber);padding-bottom:2px;transition:color .2s ease,gap .2s ease;}
.link-arrow:hover{color:var(--amber);gap:10px;}
.badge{display:inline-flex;align-items:center;padding:3px 12px;border-radius:999px;background:var(--celadon-tint);color:var(--ink);font-size:12px;font-weight:500;letter-spacing:.02em;}
.tag{display:inline-flex;align-items:center;padding:5px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--muted);font-size:13px;transition:all .2s ease;}
.tag:hover{border-color:var(--celadon);color:var(--celadon);background:var(--celadon-tint);}

/* ============ 头部 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;box-shadow:0 1px 0 var(--line);}
.topbar{background:#fff;}
.topbar-inner{display:flex;align-items:center;gap:28px;height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--amber);display:inline-block;flex-shrink:0;}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.brand:hover .brand-name{color:var(--celadon);}
.search-box{
  flex:1;max-width:420px;display:flex;align-items:center;gap:10px;
  background:var(--paper);border:1px solid var(--line);border-radius:999px;
  padding:9px 18px;transition:border-color .2s ease,background .2s ease;
}
.search-box:focus-within{border-color:var(--celadon);background:#fff;}
.search-box i{color:var(--muted);font-size:14px;}
.search-box input{flex:1;border:0;background:transparent;outline:none;font-size:14.5px;color:var(--text);}
.search-box input::placeholder{color:#9AA5A1;}
.topbar-cta{margin-left:auto;flex-shrink:0;}
.navband{background:var(--ink);}
.navband-inner{display:flex;align-items:center;height:46px;}
.channel-tabs{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;width:100%;}
.channel-tabs::-webkit-scrollbar{display:none;}
.channel-tabs li{flex:0 0 auto;}
.channel-tabs a{
  display:inline-block;padding:8px 18px;border-radius:999px;color:var(--dark-text);
  font-size:14.5px;line-height:1.4;white-space:nowrap;transition:all .2s ease;
}
.channel-tabs a:hover{background:rgba(201,214,210,.14);color:#fff;}
.channel-tabs a.active{background:#fff;color:var(--ink);font-weight:500;}

/* ============ 面包屑 ============ */
.crumb-band{padding:24px 0 6px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);font-family:var(--mono);}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--amber);}
.crumb .sep{color:#B9C2BE;}
.crumb .now{color:var(--ink);}

/* ============ 文章头 ============ */
.article-hero{padding:20px 0 40px;}
.article-hero-inner{max-width:820px;margin:0 auto;}
.article-meta-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px;}
.kicker{font-family:var(--mono);font-size:12.5px;letter-spacing:.14em;color:var(--celadon);text-transform:uppercase;}
.article-hero h1{
  font-size:46px;line-height:1.2;letter-spacing:-.01em;
  margin:0 0 20px;color:var(--ink);
}
.article-lead{font-size:17px;color:var(--muted);margin:0 0 26px;}
.article-stats{display:flex;flex-wrap:wrap;align-items:center;gap:26px;padding-top:20px;border-top:1px solid var(--line);}
.stat-item{display:flex;flex-direction:column;gap:2px;}
.stat-item .k{font-size:12px;color:var(--muted);letter-spacing:.06em;}
.stat-item .v{font-family:var(--mono);font-size:14.5px;color:var(--ink);font-weight:500;}

/* ============ 正文 ============ */
.article-main{padding:8px 0 88px;}
.article-layout{max-width:820px;margin:0 auto;}
.article-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:48px 52px;box-shadow:var(--shadow-1);
  font-size:17.5px;line-height:1.9;color:var(--text);
}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-size:26px;line-height:1.4;margin:2em 0 .8em;padding-left:14px;
  border-left:4px solid var(--amber);color:var(--ink);
}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-size:20px;margin:1.7em 0 .6em;color:var(--ink);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-body li{margin-bottom:.5em;}
.article-body img{border-radius:var(--radius-img);margin:1.6em auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{text-align:center;font-size:13.5px;color:var(--muted);margin-top:10px;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 24px;background:var(--paper);
  border-left:3px solid var(--celadon);border-radius:0 var(--radius-img) var(--radius-img) 0;
  color:var(--ink-soft);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--celadon);border-bottom:1px solid rgba(47,122,107,.4);}
.article-body a:hover{color:var(--amber);border-bottom-color:var(--amber);}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15.5px;}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{color:var(--ink);font-weight:500;background:transparent;}
.article-body code{font-family:var(--mono);font-size:14.5px;background:var(--paper);padding:2px 7px;border-radius:6px;}

/* ============ 标签 / 分享 ============ */
.article-foot{margin-top:32px;display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;justify-content:space-between;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.share-box{display:flex;align-items:center;gap:12px;}
.share-box span{font-size:13px;color:var(--muted);}
.share-box a{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--celadon);font-size:14px;
  transition:all .2s ease;
}
.share-box a:hover{border-color:var(--celadon);background:var(--celadon-tint);color:var(--ink);transform:translateY(-2px);}

/* ============ 空内容 ============ */
.article-empty{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:72px 40px;text-align:center;box-shadow:var(--shadow-1);
}
.article-empty i{font-size:38px;color:var(--celadon);margin-bottom:18px;display:block;}
.article-empty h2{font-size:24px;margin-bottom:12px;}
.article-empty p{color:var(--muted);margin-bottom:26px;}

/* ============ 相关推荐 ============ */
.related{padding:0 0 96px;}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap;}
.related-head h2{font-size:30px;line-height:1.3;}
.related-head p{margin:8px 0 0;color:var(--muted);font-size:15px;}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D6D2C6;}
.card-media{position:relative;aspect-ratio:16/10;background:var(--celadon-tint);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-media .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.92);color:var(--ink);backdrop-filter:blur(4px);}
.card-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:19px;line-height:1.45;margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-body h3 a{color:var(--ink);}
.card-body h3 a:hover{color:var(--celadon);}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.7;margin:0 0 20px;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:16px;border-top:1px solid var(--line);}
.card-foot .date{font-family:var(--mono);font-size:12.5px;color:var(--muted);}

/* ============ 返回入口 ============ */
.back-band{padding:0 0 96px;}
.back-box{
  background:var(--ink);border-radius:var(--radius-card);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;
  gap:32px;flex-wrap:wrap;position:relative;overflow:hidden;
}
.back-box::before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;
  border-radius:50%;background:rgba(226,112,58,.16);
}
.back-box h2{color:#fff;font-size:26px;line-height:1.4;margin:0 0 10px;position:relative;}
.back-box p{color:var(--dark-text);margin:0;font-size:15px;position:relative;max-width:560px;}
.back-box .btn{position:relative;flex-shrink:0;}
.back-box .btn-amber{background:var(--amber);border-color:var(--amber);color:#fff;}
.back-box .btn-amber:hover{background:#fff;border-color:#fff;color:var(--ink);transform:translateY(-1px);}
.back-box .btn-line{background:transparent;border-color:rgba(201,214,210,.5);color:#fff;}
.back-box .btn-line:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:var(--dark-text);padding:76px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px;}
.footer-brand .brand-name{color:#fff;font-size:18px;}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:var(--dark-text);max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-family:var(--sans);font-weight:500;letter-spacing:.02em;}
.footer-col li{margin-bottom:11px;font-size:14px;}
.footer-col a,.footer-col span{color:var(--dark-text);font-size:14px;}
.footer-col a:hover{color:var(--amber);}
.footer-bottom{
  border-top:1px solid rgba(201,214,210,.16);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{margin:0;font-size:13.5px;color:#93A5A0;}
.to-top{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--dark-text);}
.to-top:hover{color:var(--amber);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 20px;}
  .article-hero h1{font-size:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  body{font-size:16px;}
  .topbar-inner{height:62px;gap:14px;}
  .search-box{max-width:none;padding:8px 14px;}
  .search-box input{font-size:13.5px;}
  .brand-name{font-size:16.5px;}
  .topbar-cta .btn{padding:9px 16px;font-size:13.5px;}
  .article-hero{padding:12px 0 30px;}
  .article-hero h1{font-size:30px;line-height:1.28;}
  .article-lead{font-size:15.5px;}
  .article-stats{gap:20px;}
  .article-body{padding:30px 22px;font-size:16.5px;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:18.5px;}
  .card-grid{grid-template-columns:1fr;}
  .related{padding-bottom:70px;}
  .back-band{padding-bottom:70px;}
  .back-box{padding:32px 24px;}
  .back-box h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:40px;}
  .site-footer{padding-top:56px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-name{font-size:15.5px;}
  .search-box{display:none;}
  .article-hero h1{font-size:26px;}
  .article-body{padding:24px 18px;}
  .article-body h2{font-size:20px;padding-left:10px;}
  .related-head h2{font-size:24px;}
  .btn{padding:12px 20px;font-size:14.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root{
  --ink:#10312B;
  --ink-soft:#1B4A41;
  --celadon:#2F7A6B;
  --celadon-soft:#E4EFEC;
  --amber:#E2703A;
  --amber-soft:#FBEDE5;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#1D2422;
  --muted:#5C6A66;
  --line:#E3E0D8;
  --dark-text:#C9D6D2;
  --radius-card:16px;
  --radius-img:12px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(16,49,43,.06);
  --shadow-2:0 10px 24px rgba(16,49,43,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;border-style:none}
a{color:var(--ink);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--amber)}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);line-height:1.28;margin:0;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea,select{font-family:inherit;font-size:inherit;margin:0}
input,textarea,select{margin-bottom:0}
::selection{background:var(--amber-soft);color:var(--ink)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:500;line-height:1;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--amber);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(226,112,58,.24)}
.btn-ghost{background:transparent;color:var(--celadon);border-color:var(--celadon)}
.btn-ghost:hover{background:var(--celadon-soft);color:var(--ink);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--amber);color:#fff;transform:translateY(-1px)}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--amber);outline-offset:2px}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--celadon-soft);color:var(--ink);
  font-size:12px;font-weight:500;line-height:1.7;letter-spacing:.02em;
}
.badge-amber{background:var(--amber-soft);color:#9E4420}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(16,49,43,.05)}
.topbar-inner{display:flex;align-items:center;gap:22px;min-height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:14px;height:14px;border-radius:4px;background:var(--amber);box-shadow:0 0 0 4px rgba(226,112,58,.14)}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.01em;white-space:nowrap}
.search-box{position:relative;flex:1 1 auto;max-width:400px;margin-left:auto}
.search-box i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:13px;pointer-events:none}
.search-box input{
  width:100%;height:40px;padding:0 14px 0 36px;
  border:1px solid var(--line);border-radius:999px;background:var(--paper);
  color:var(--text);font-size:14px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.search-box input:focus{border-color:var(--celadon);background:#fff;box-shadow:0 0 0 3px rgba(47,122,107,.14)}
.topbar-cta{flex:0 0 auto}
.navband{background:#fff;border-top:1px solid var(--line)}
.navband-inner{display:flex;align-items:center;min-height:46px}
.channel-tabs{display:flex;align-items:center;gap:4px;overflow-x:auto;padding:5px 0;scrollbar-width:none}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tabs li{flex:0 0 auto}
.channel-tabs a{
  display:block;padding:9px 18px;border-radius:999px;
  font-size:15px;color:var(--muted);white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.channel-tabs a:hover{background:var(--celadon-soft);color:var(--ink)}
.channel-tabs a.active{background:var(--ink);color:#fff;font-weight:500}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:13px 0;font-size:13.5px;color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--amber)}
.breadcrumb .sep{color:#B9C4C0}
.breadcrumb .current{color:var(--ink);font-weight:500}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;padding:68px 0 60px;color:#fff;
  background-color:var(--ink);
  background-image:
    linear-gradient(104deg,rgba(16,49,43,.95) 0%,rgba(16,49,43,.84) 52%,rgba(16,49,43,.62) 100%),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.page-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.1em;color:var(--dark-text);text-transform:uppercase}
.page-head h1{
  color:#fff;font-size:46px;line-height:1.2;letter-spacing:-.01em;
  margin:18px 0 20px;max-width:860px;
}
.page-head .lede{color:var(--dark-text);font-size:17px;max-width:760px}
.head-meta{display:flex;flex-wrap:wrap;gap:38px;margin-top:34px;padding-top:26px;border-top:1px solid rgba(201,214,210,.22)}
.head-meta div{display:flex;flex-direction:column;gap:4px}
.head-meta .num{font-family:var(--mono);font-size:24px;color:var(--amber);line-height:1.2}
.head-meta .label{font-size:13px;color:var(--dark-text)}

/* ---------- 区块通用 ---------- */
.section{padding:92px 0}
.section-tight{padding:64px 0}
.section-head{margin-bottom:44px}
.section-head h2{font-size:34px;letter-spacing:-.005em}
.section-head p{margin-top:14px;color:var(--muted);max-width:660px;font-size:16px}

/* ---------- 主体两栏 ---------- */
.layout-grid{align-items:flex-start}
.layout-grid > .cell{padding-left:0;padding-right:0}
.layout-wrap{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start}
.side-col{flex:0 0 268px;max-width:268px}
.main-col{flex:1 1 520px;min-width:0}

.side-index-card{
  position:sticky;top:130px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-1);
}
.side-index-title{font-size:16px;margin-bottom:14px;font-family:var(--sans);font-weight:700;color:var(--ink)}
.side-index ol{display:grid;gap:0}
.side-index li + li{border-top:1px solid var(--line)}
.side-index a{display:flex;gap:10px;align-items:baseline;padding:11px 0;font-size:14.5px;color:var(--muted);line-height:1.5}
.side-index a:hover{color:var(--amber)}
.side-index .idx{font-family:var(--mono);font-size:12px;color:var(--celadon);flex:0 0 auto}
.side-index .side-cta{margin-top:18px}

/* ---------- 条目 ---------- */
.topic{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;margin-bottom:26px;box-shadow:var(--shadow-1);
  scroll-margin-top:142px;
  transition:box-shadow .22s ease,transform .22s ease;
}
.topic:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.topic-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:center}
.topic.reverse .topic-inner{grid-template-columns:.85fr 1.15fr}
.topic.reverse .topic-body{order:2}
.topic-num{font-family:var(--mono);font-size:13px;letter-spacing:.14em;color:var(--amber)}
.topic-body h3{font-size:22px;margin:10px 0 12px}
.topic-body > p{font-size:16px;color:var(--muted)}
.topic-media img{
  width:100%;height:230px;object-fit:cover;
  border-radius:var(--radius-img);border:1px solid var(--line);background:var(--paper);
}
.topic-media figcaption{margin-top:10px;font-size:13px;color:var(--muted);text-align:center}

.check-list{margin-top:18px;display:grid;gap:10px}
.check-list li{position:relative;padding-left:24px;font-size:15px;line-height:1.75;color:var(--text)}
.check-list li::before{
  content:"";position:absolute;left:2px;top:.62em;
  width:8px;height:8px;border-radius:2px;background:var(--celadon);transform:rotate(45deg);
}

/* ---------- 深色要点带 ---------- */
.band{background:var(--ink);color:#fff;padding:92px 0}
.band h2{color:#fff;font-size:34px}
.band .lead{margin-top:14px;color:var(--dark-text);max-width:700px;font-size:16px}
.key-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:52px}
.key-item{padding:6px 26px;border-left:1px solid rgba(201,214,210,.22)}
.key-item:first-child{border-left:0;padding-left:0}
.key-item:last-child{padding-right:0}
.key-num{font-family:var(--mono);font-size:28px;color:var(--amber);line-height:1.2}
.key-item h3{color:#fff;font-size:18px;margin:14px 0 8px}
.key-item p{color:var(--dark-text);font-size:14.5px;line-height:1.8}

/* ---------- CTA / 表单 ---------- */
.cta-section{padding:92px 0}
.cta-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:48px;box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start;
}
.cta-info h2{font-size:32px}
.cta-info > p{margin-top:16px;color:var(--muted);font-size:16px}
.cta-points{margin-top:26px;display:grid;gap:12px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text)}
.cta-points i{color:var(--celadon);margin-top:.32em;font-size:13px}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:grid;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13.5px;color:var(--muted);font-weight:500;letter-spacing:.02em}
.field input,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-input);
  background:var(--paper);color:var(--text);font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7}
.field input:focus,.field textarea:focus{border-color:var(--celadon);background:#fff;box-shadow:0 0 0 3px rgba(47,122,107,.14)}
.form-note{margin-top:14px;font-size:13px;color:var(--muted)}
.form-message{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--radius-input);
  background:var(--celadon-soft);color:var(--ink);font-size:14px;
}
.form-message.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:var(--dark-text);padding:76px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.9fr 1fr 1fr 1.2fr;gap:44px}
.footer-brand .brand-name{color:#fff}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.9;color:var(--dark-text);max-width:340px}
.footer-col h4{color:#fff;font-family:var(--sans);font-size:15px;font-weight:600;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col span{color:var(--dark-text);font-size:14.5px;transition:color .2s ease}
.footer-col a:hover{color:var(--amber)}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  margin-top:60px;padding:24px 0;border-top:1px solid rgba(201,214,210,.18);
  font-size:13.5px;color:var(--dark-text);
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:var(--dark-text);font-size:13.5px}
.to-top:hover{color:var(--amber)}

/* ---------- 进入动效 ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .22s ease-out,transform .22s ease-out}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1440px){
  .container{max-width:1160px}
}
@media (max-width:1024px){
  .side-col{flex:1 1 100%;max-width:100%}
  .side-index-card{position:static}
  .main-col{flex:1 1 100%}
  .page-head h1{font-size:36px}
  .page-head{padding:56px 0 50px}
  .key-grid{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:40px}
  .key-item:nth-child(3){border-left:0;padding-left:0}
  .cta-card{grid-template-columns:1fr;gap:38px;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:38px}
  .section{padding:76px 0}
  .band{padding:76px 0}
}
@media (max-width:768px){
  .search-box{display:none}
  .topbar-inner{gap:14px;min-height:62px}
  .brand-name{font-size:17px}
  .page-head h1{font-size:30px;margin:14px 0 16px}
  .page-head .lede{font-size:15.5px}
  .head-meta{gap:26px;margin-top:26px;padding-top:22px}
  .head-meta .num{font-size:20px}
  .section,.band,.cta-section{padding:60px 0}
  .section-head h2,.band h2,.cta-info h2{font-size:24px}
  .section-head{margin-bottom:32px}
  .topic{padding:22px}
  .topic-inner,.topic.reverse .topic-inner{grid-template-columns:1fr;gap:20px}
  .topic.reverse .topic-body{order:0}
  .topic-media img{height:196px}
  .key-grid{grid-template-columns:1fr;row-gap:0}
  .key-item{border-left:0;padding:24px 0;border-top:1px solid rgba(201,214,210,.22)}
  .key-item:first-child{border-top:0;padding-top:0}
  .key-item:last-child{padding-bottom:0}
  .cta-card{padding:28px;border-radius:16px}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:34px}
  .footer-bottom{justify-content:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  body{font-size:16px}
  .page-head h1{font-size:26px}
  .channel-tabs a{padding:9px 14px;font-size:14.5px}
  .brand-name{font-size:16px}
  .brand-mark{width:12px;height:12px}
  .btn{padding:12px 20px;font-size:14.5px}
  .topic-body h3{font-size:19px}
  .key-num{font-size:24px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --ink:#10312B;
  --ink-2:#0B241F;
  --celadon:#2F7A6B;
  --celadon-soft:#E4F0EC;
  --amber:#E2703A;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#1D2422;
  --muted:#5C6A66;
  --line:#E3E0D8;
  --dark-text:#C9D6D2;
  --radius-card:16px;
  --radius-img:12px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(16,49,43,.06);
  --shadow-2:0 10px 24px rgba(16,49,43,.10);
  --container:1200px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--celadon);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--amber)}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0 0 .6em;line-height:1.28;letter-spacing:-.01em;font-weight:700}
h1{font-size:46px}
h2{font-size:34px}
h3{font-size:22px}
h4{font-size:17px}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
section[id],div[id]{scroll-margin-top:132px}
#top{display:block;height:0}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;box-shadow:0 1px 0 var(--line)}
.topbar{background:#fff}
.topbar-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{width:12px;height:12px;border-radius:4px;background:var(--amber);display:inline-block;flex:0 0 auto}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.search-box{
  flex:1 1 auto;max-width:380px;margin-left:auto;
  display:flex;align-items:center;gap:10px;
  height:42px;padding:0 18px;
  background:#F1EFE9;border:1px solid var(--line);border-radius:999px;
}
.search-box i{color:var(--muted);font-size:14px}
.search-box input[type="search"]{
  flex:1 1 auto;width:100%;height:40px;margin:0;padding:0;
  border:0;background:transparent;box-shadow:none;
  font-size:14px;color:var(--text);outline:none;
}
.search-box input[type="search"]:focus{box-shadow:none;border:0;outline:none}
.search-box input[type="search"]::placeholder{color:#8E9A95}
.search-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:50%;
  background:#F1EFE9;border:1px solid var(--line);
  color:var(--ink);margin-left:auto;
}
.search-toggle:hover{color:var(--amber);border-color:var(--celadon)}
.topbar-cta{flex:0 0 auto}
.navband{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.navband-inner{display:flex;align-items:center;height:46px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.navband-inner::-webkit-scrollbar{display:none}
.channel-tabs{display:flex;align-items:center;gap:6px;white-space:nowrap}
.channel-tabs a{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--muted);transition:background .18s ease,color .18s ease;
}
.channel-tabs a:hover{background:var(--celadon-soft);color:var(--ink)}
.channel-tabs a.active{background:var(--ink);color:#fff}
.channel-tabs a.active:hover{background:var(--ink-2);color:#fff}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:12px 26px;border:1px solid transparent;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1.4;text-align:center;
  background:var(--ink);color:#fff;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:hover{background:var(--amber);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.btn-primary{background:var(--ink);color:#fff}
.btn-ghost{background:transparent;color:var(--celadon);border-color:var(--celadon)}
.btn-ghost:hover{background:var(--celadon-soft);color:var(--ink);border-color:var(--celadon)}
.btn-sm{min-height:38px;padding:9px 18px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14.5px;color:var(--celadon);position:relative}
.link-arrow::after{content:"";position:absolute;left:0;bottom:-3px;height:2px;width:100%;background:var(--amber);transform:scaleX(0);transform-origin:left;transition:transform .22s ease}
.link-arrow:hover::after{transform:scaleX(1)}

/* ---------- 通用区块 ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-head{max-width:780px;margin-bottom:48px}
.eyebrow{
  display:inline-block;margin-bottom:16px;padding:5px 13px;border-radius:999px;
  background:var(--celadon-soft);color:var(--celadon);
  font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;
}
.section-title{font-size:34px;margin-bottom:14px}
.section-sub{color:var(--muted);font-size:16px;margin:0}
.grid-x.gap-24{margin-left:-12px;margin-right:-12px;row-gap:24px}
.grid-x.gap-24 > .cell{padding-left:12px;padding-right:12px}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-family:var(--mono);font-size:13px;color:#9FB8B1;margin-bottom:30px}
.crumb a{color:var(--dark-text)}
.crumb a:hover{color:var(--amber)}
.crumb-sep{color:#6E8B84}
.crumb [aria-current="page"]{color:#EFF5F2}

/* ---------- Hero ---------- */
.cat-hero{position:relative;overflow:hidden;background:var(--ink);color:#E7EFEC;padding:38px 0 88px}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(115deg,rgba(16,49,43,.97) 0%,rgba(16,49,43,.88) 46%,rgba(16,49,43,.62) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.cat-hero .container{position:relative;z-index:2}
.cat-hero h1{color:#fff;font-size:44px;line-height:1.24;margin-bottom:18px}
.hero-badge{
  display:inline-block;margin-bottom:20px;padding:6px 14px;border-radius:999px;
  background:rgba(226,112,58,.16);border:1px solid rgba(226,112,58,.5);color:#F2A57D;
  font-size:13px;font-weight:600;
}
.hero-sub{color:#C6D6D1;font-size:17px;max-width:620px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-actions .btn-ghost{color:#EAF4F0;border-color:rgba(234,244,240,.45)}
.hero-actions .btn-ghost:hover{background:rgba(234,244,240,.12);color:#fff;border-color:#EAF4F0}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;font-size:14px;color:#AFC5BF}
.hero-meta li{display:flex;align-items:center;gap:8px}
.hero-meta i{color:var(--amber);font-size:13px}
.hero-media{position:relative;margin:0;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.2);box-shadow:0 20px 44px rgba(0,0,0,.32)}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#1B3B34}
.hero-media-tag{
  position:absolute;left:16px;bottom:16px;padding:6px 14px;border-radius:999px;
  background:var(--amber);color:#fff;font-size:12.5px;font-weight:600;
}

/* ---------- 玩法模块卡片 ---------- */
.module-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.module-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D6D2C6}
.module-media{overflow:hidden;background:#EDEAE3}
.module-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .38s ease}
.module-card:hover .module-media img{transform:scale(1.04)}
.module-body{display:flex;flex-direction:column;gap:10px;flex:1;padding:24px 26px 26px}
.module-num{font-family:var(--mono);font-size:13px;font-weight:600;letter-spacing:.12em;color:var(--amber)}
.module-title{font-size:20px;margin:0}
.module-desc{font-size:15px;color:var(--muted);margin:0}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:10px}
.tag{font-size:12px;padding:4px 11px;border-radius:999px;background:var(--celadon-soft);color:var(--ink);line-height:1.6}

/* ---------- 步骤 ---------- */
.step-card{
  height:100%;padding:26px 24px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-card);
  border-top:3px solid var(--celadon);
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.step-num{font-family:var(--mono);font-size:26px;font-weight:600;color:var(--celadon);display:block;margin-bottom:12px}
.step-card h3{font-size:19px;margin-bottom:8px}
.step-card p{font-size:14.8px;color:var(--muted);margin:0}

/* ---------- 数据带 ---------- */
.stat-band{position:relative;overflow:hidden;background:var(--ink);color:var(--dark-text);padding:80px 0}
.stat-band::after{
  content:"";position:absolute;right:-120px;top:-80px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,122,107,.5),transparent 68%);
}
.stat-band .container{position:relative;z-index:2}
.stat-band .section-title{color:#fff}
.stat-band .section-sub{color:var(--dark-text)}
.stat-item{padding:6px 26px;border-left:1px solid rgba(201,214,210,.2);height:100%}
.stat-num{display:block;font-family:var(--mono);font-size:48px;font-weight:600;line-height:1;color:#fff;margin-bottom:14px}
.stat-num em{font-style:normal;font-size:19px;color:var(--amber);margin-left:6px}
.stat-label{font-size:14.5px;color:var(--dark-text);margin:0}

/* ---------- 对照表 ---------- */
.compare-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow-x:auto;box-shadow:var(--shadow-1)}
table.compare{width:100%;min-width:760px;border-collapse:collapse}
table.compare th,table.compare td{padding:16px 22px;text-align:left;font-size:15px;border-bottom:1px solid var(--line)}
table.compare thead th{background:#F1EFE9;font-family:var(--serif);font-size:15px;color:var(--ink);white-space:nowrap}
table.compare tbody td{color:var(--muted)}
table.compare tbody td:first-child{font-weight:600;color:var(--ink);font-family:var(--serif)}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover{background:#FBF9F5}
.compare-note{margin-top:16px;font-size:13.5px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;min-height:64px;padding:16px 4px;
  background:transparent;border:0;text-align:left;
  font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);
  transition:color .18s ease;
}
.faq-q:hover{color:var(--celadon)}
.faq-q:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:6px}
.faq-icon{
  position:relative;flex:0 0 auto;width:20px;height:20px;
  transition:transform .28s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--celadon);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-item.open .faq-q{color:var(--celadon)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 4px 24px;font-size:15px;line-height:1.9;color:var(--muted)}
.faq-a-inner p{margin:0}

/* ---------- 频道卡片 ---------- */
.channel-card{
  display:flex;flex-direction:column;gap:10px;height:100%;
  padding:28px 26px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D6D2C6}
.channel-icon{
  width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--celadon-soft);color:var(--celadon);font-size:18px;margin-bottom:6px;
}
.channel-card h3{font-size:19px;margin:0}
.channel-card p{font-size:14.6px;color:var(--muted);margin:0}
.channel-card .tag{align-self:flex-start}

/* ---------- CTA / 表单 ---------- */
.cta-panel{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:44px 44px 40px;box-shadow:var(--shadow-1);
}
.cta-list{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.cta-list li{display:flex;gap:12px;font-size:15px;color:var(--muted)}
.cta-list i{color:var(--celadon);margin-top:6px;font-size:13px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field-full{grid-column:1 / -1}
.field label{font-size:14px;font-weight:600;color:var(--ink)}
.field input,.field textarea{
  width:100%;margin:0;padding:13px 15px;
  background:#FBF9F5;border:1px solid var(--line);border-radius:var(--radius-input);
  box-shadow:none;font-size:15px;color:var(--text);line-height:1.6;
  transition:border-color .18s ease,background .18s ease;
}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--celadon);background:#fff;box-shadow:0 0 0 3px rgba(47,122,107,.12);
}
.field.has-error input,.field.has-error textarea{border-color:#B4533C;background:#FDF6F3}
.field-error{display:none;font-size:13px;color:#B4533C;line-height:1.6}
.field.has-error .field-error{display:block}
.form-actions{margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.form-note{font-size:13.5px;color:var(--muted);margin:0}
.form-msg{
  display:none;margin-top:18px;padding:14px 18px;border-radius:var(--radius-input);
  background:var(--celadon-soft);color:var(--ink);font-size:14.5px;border:1px solid #CBE0D9;
}
.form-msg.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:var(--dark-text);padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand{color:#fff;margin-bottom:18px}
.footer-brand .brand:hover{color:#fff}
.footer-brand p{font-size:14.5px;color:var(--dark-text);max-width:420px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{color:var(--dark-text);font-size:14.5px}
.footer-col a:hover{color:var(--amber)}
.footer-col span{color:#9FB8B1;font-size:14.5px}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(201,214,210,.18);
}
.footer-bottom p{margin:0;font-size:13.5px;color:#9FB8B1}
.to-top{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--dark-text)}
.to-top:hover{color:var(--amber)}
.to-top-float{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--ink);color:#fff;box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,background .2s ease,visibility .25s ease;
}
.to-top-float:hover{background:var(--amber);color:#fff}
.to-top-float.show{opacity:1;visibility:visible;transform:translateY(0)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .24s ease-out,transform .24s ease-out}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1440px){
  .container{max-width:1140px}
}
@media (max-width:1024px){
  h1{font-size:38px}
  .cat-hero h1{font-size:36px}
  h2,.section-title{font-size:29px}
  .section{padding:80px 0}
  .hero-media{margin-top:36px}
  .stat-item{padding:6px 18px}
  .stat-num{font-size:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-panel{padding:36px 30px}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.8}
  .container{padding:0 16px}
  .topbar-inner{height:60px;gap:12px}
  .brand-name{font-size:16.5px}
  .search-box{display:none}
  .search-toggle{display:inline-flex}
  .site-header.search-open .search-box{
    display:flex;position:absolute;left:12px;right:12px;top:66px;
    max-width:none;margin:0;background:#fff;box-shadow:var(--shadow-2);z-index:90;
  }
  .navband-inner{height:48px}
  .cat-hero{padding:26px 0 64px}
  h1,.cat-hero h1{font-size:29px}
  h2,.section-title{font-size:24px}
  h3{font-size:19px}
  .section{padding:64px 0}
  .section-tight{padding:56px 0}
  .section-head{margin-bottom:34px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-meta{gap:14px;font-size:13.5px}
  .stat-item{border-left:0;padding:0 0 22px;border-bottom:1px solid rgba(201,214,210,.16)}
  .stat-num{font-size:36px}
  .stat-band{padding:60px 0}
  .module-body{padding:20px}
  .faq-q{font-size:17px;min-height:58px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{margin-top:36px}
  .form-grid{grid-template-columns:1fr}
  .form-actions .btn{width:100%}
  .cta-panel{padding:28px 20px}
  .to-top-float{right:16px;bottom:16px}
}
@media (max-width:480px){
  .brand-name{font-size:15.5px}
  h1,.cat-hero h1{font-size:26px}
  h2,.section-title{font-size:22px}
  .hero-sub{font-size:15.5px}
  .btn{font-size:14.5px;padding:11px 20px}
  .stat-num{font-size:32px}
  .crumb{font-size:12px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .reveal{opacity:1 !important;transform:none !important}
}