/* roulang page: index */
:root{
  --mk-green:#0F3A31;
  --mk-green-deep:#08211C;
  --mk-lime:#C8F04B;
  --mk-orange:#E4572E;
  --mk-bg:#F6F4EE;
  --mk-white:#FFFFFF;
  --mk-line:#E2DED2;
  --mk-sand:#EFEDE4;
  --mk-ink:#222623;
  --mk-muted:#5A615C;
  --mk-error:#C8402A;
  --mk-r-card:14px;
  --mk-r-btn:10px;
  --mk-r-badge:6px;
  --mk-sh-1:0 1px 2px rgba(15,58,49,.06);
  --mk-sh-2:0 8px 24px -14px rgba(15,58,49,.18);
  --mk-sh-3:0 18px 40px -20px rgba(15,58,49,.28);
  --mk-w:1180px;
  --mk-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--mk-bg);color:var(--mk-ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;font-size:16.5px;line-height:1.85;-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:-.2px;color:var(--mk-ink)}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
a{color:var(--mk-green);text-decoration:none}
img{max-width:100%;display:block;height:auto}
ul,ol{list-style:none;margin:0;padding:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px}

.mk-container{width:100%;max-width:var(--mk-w);margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.mk-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--mk-r-btn);font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;white-space:nowrap;transition:background .2s ease-out,color .2s ease-out,transform .16s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.mk-btn-primary{background:var(--mk-green);color:#fff}
.mk-btn-primary:hover{background:#0c302a;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-sh-2)}
.mk-btn-orange{background:var(--mk-orange);color:#fff}
.mk-btn-orange:hover{background:#cf4a24;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-sh-2)}
.mk-btn-ghost{border-color:var(--mk-green);color:var(--mk-green);background:transparent}
.mk-btn-ghost:hover{background:#EAF3D9;color:var(--mk-green);transform:translateY(-1px)}
.mk-btn:active{transform:translateY(0);box-shadow:none}
.mk-btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.mk-btn--full{width:100%}
.mk-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--mk-green)}
.mk-link .mk-arrow{transition:transform .16s ease-out}
.mk-link:hover{color:var(--mk-green)}
.mk-link:hover .mk-arrow{transform:translateX(4px)}

/* ---------- 导航 ---------- */
.mk-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--mk-line);transition:box-shadow .2s ease-out}
.mk-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,58,49,.35)}
.mk-nav{max-width:var(--mk-w);margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;gap:24px}
.mk-logo{display:flex;align-items:baseline;gap:8px;flex:0 0 auto}
.mk-logo-main{font-size:20px;font-weight:800;letter-spacing:-.5px;color:var(--mk-green);line-height:1}
.mk-logo-sub{font-size:12px;font-weight:500;letter-spacing:2px;color:var(--mk-muted)}
.mk-nav-links{display:flex;align-items:center;gap:26px;margin-left:auto}
.mk-nav-links a{position:relative;display:inline-block;padding:26px 0;font-size:15px;font-weight:500;color:var(--mk-ink);transition:color .2s ease-out}
.mk-nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:11px;height:2px;background:var(--mk-green);transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out}
.mk-nav-links a:hover,.mk-nav-links a.is-active{color:var(--mk-green);font-weight:600}
.mk-nav-links a:hover::after,.mk-nav-links a.is-active::after{transform:scaleX(1)}
.mk-nav-cta{margin-left:8px;flex:0 0 auto}
.mk-burger{display:none;width:42px;height:42px;margin-left:auto;background:#fff;border:1px solid var(--mk-line);border-radius:var(--mk-r-btn);align-items:center;justify-content:center;cursor:pointer;padding:0}
.mk-burger span{display:block;width:18px;height:2px;background:var(--mk-green);position:relative;transition:background .2s}
.mk-burger span::before,.mk-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--mk-green);transition:transform .2s ease-out}
.mk-burger span::before{top:-6px}
.mk-burger span::after{top:6px}

/* 抽屉 */
.mk-overlay{position:fixed;inset:0;background:rgba(8,33,28,.5);opacity:0;visibility:hidden;transition:opacity .24s ease-out,visibility .24s ease-out;z-index:190}
.mk-overlay.is-open{opacity:1;visibility:visible}
.mk-drawer{position:fixed;top:0;right:0;bottom:0;width:88%;max-width:360px;background:#fff;z-index:200;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .24s ease-out;box-shadow:-20px 0 40px -24px rgba(8,33,28,.4)}
.mk-drawer.is-open{transform:translateX(0)}
.mk-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--mk-line)}
.mk-drawer-title{font-size:15px;font-weight:700;color:var(--mk-green)}
.mk-drawer-close{width:34px;height:34px;border:1px solid var(--mk-line);background:#fff;border-radius:8px;cursor:pointer;color:var(--mk-muted);font-size:16px;line-height:1}
.mk-drawer-nav{flex:1 1 auto;overflow-y:auto}
.mk-drawer-nav a{display:block;padding:0 22px;line-height:48px;font-size:15px;font-weight:500;color:var(--mk-ink);border-bottom:1px solid var(--mk-line)}
.mk-drawer-nav a.is-active{color:var(--mk-green);font-weight:700;background:#F3F7E6}
.mk-drawer-foot{padding:16px 20px;border-top:1px solid var(--mk-line)}

/* ---------- 通用板块 ---------- */
.mk-sec{padding:88px 0}
.mk-sec--sand{background:var(--mk-bg)}
.mk-sec--white{background:#fff}
.mk-sec--deep{background:var(--mk-green-deep);color:#E8EDE8}
.mk-sec--deep h2,.mk-sec--deep h3{color:#fff}
.mk-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;flex-wrap:wrap}
.mk-head-main{max-width:660px}
.mk-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:2px;color:var(--mk-muted);font-family:var(--mk-mono);text-transform:uppercase}
.mk-eyebrow::before{content:"";width:18px;height:1px;background:var(--mk-green);display:inline-block}
.mk-h2{font-size:32px;font-weight:800;margin-top:14px;line-height:1.32}
.mk-sub{margin-top:16px;font-size:16px;color:var(--mk-muted);line-height:1.85}
.mk-sec--deep .mk-sub{color:rgba(232,237,232,.75)}
.mk-sec--deep .mk-eyebrow{color:rgba(232,237,232,.7)}
.mk-sec--deep .mk-eyebrow::before{background:var(--mk-lime)}

/* ---------- Hero ---------- */
.mk-hero{background:var(--mk-bg);padding:64px 0 76px;border-bottom:1px solid var(--mk-line)}
.mk-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.mk-hero-badge{display:inline-block;padding:0 12px;height:26px;line-height:26px;border-radius:var(--mk-r-badge);background:var(--mk-lime);color:var(--mk-green);font-size:12px;font-weight:700;letter-spacing:1px}
.mk-hero-title{font-size:48px;font-weight:800;line-height:1.24;margin-top:22px;color:var(--mk-green)}
.mk-hero-sub{margin-top:20px;font-size:19px;line-height:1.75;color:var(--mk-muted);max-width:520px}
.mk-hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.mk-hero-trust{display:flex;flex-wrap:wrap;gap:0 0;margin-top:30px;font-size:13px;color:var(--mk-muted)}
.mk-hero-trust li{position:relative;padding:0 14px;line-height:1.6}
.mk-hero-trust li:first-child{padding-left:0}
.mk-hero-trust li+li::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:12px;background:#CFCABA}
.mk-hero-media{border-radius:var(--mk-r-card);overflow:hidden;border:1px solid var(--mk-line);box-shadow:var(--mk-sh-2);background:#fff}
.mk-hero-media img{width:100%;height:auto;aspect-ratio:16/11;object-fit:cover}

/* ---------- 指标 ---------- */
.mk-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.mk-metric{background:#fff;border:1px solid var(--mk-line);border-radius:var(--mk-r-card);padding:28px 24px;box-shadow:var(--mk-sh-1);transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out}
.mk-metric:hover{border-color:var(--mk-green);box-shadow:var(--mk-sh-2);transform:translateY(-2px)}
.mk-metric-num{display:flex;align-items:baseline;gap:4px;font-family:var(--mk-mono);font-size:44px;font-weight:700;line-height:1;color:var(--mk-green);transition:color .2s ease-out;letter-spacing:-2px}
.mk-metric-num em{font-style:normal;font-size:14px;font-weight:600;letter-spacing:0;color:var(--mk-muted)}
.mk-metric:hover .mk-metric-num{color:var(--mk-orange)}
.mk-metric-bar{width:32px;height:3px;background:var(--mk-lime);margin:16px 0 14px}
.mk-metric-label{font-size:14.5px;font-weight:600;color:var(--mk-ink)}
.mk-metric-note{font-size:12.5px;color:var(--mk-muted);margin-top:6px;line-height:1.65}

/* ---------- 服务矩阵 ---------- */
.mk-svc-wide{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.mk-svc-narrow{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.mk-svc-card{background:#fff;border:1px solid var(--mk-line);border-radius:var(--mk-r-card);overflow:hidden;box-shadow:var(--mk-sh-1);transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;display:flex;flex-direction:column}
.mk-svc-card:hover{border-color:var(--mk-green);box-shadow:var(--mk-sh-2);transform:translateY(-2px)}
.mk-svc-media{aspect-ratio:16/9;overflow:hidden;background:var(--mk-sand)}
.mk-svc-media img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease-out}
.mk-svc-card:hover .mk-svc-media img{transform:scale(1.03)}
.mk-svc-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.mk-svc-body h3{font-size:20px;font-weight:700}
.mk-svc-body p{font-size:14.5px;line-height:1.7;color:var(--mk-muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mk-svc-body .mk-link{margin-top:auto;padding-top:4px}
.mk-svc-narrow .mk-svc-body{padding:26px}
.mk-svc-icon{width:40px;height:40px;border:1.5px solid var(--mk-green);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--mk-green);font-family:var(--mk-mono);font-size:14px;font-weight:700}
.mk-svc-narrow .mk-svc-body h3{font-size:19px}

/* ---------- 资讯 ---------- */
.mk-posts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.mk-post{background:#fff;border:1px solid var(--mk-line);border-radius:var(--mk-r-card);overflow:hidden;box-shadow:var(--mk-sh-1);transition:border-color .2s ease-out,box-shadow .2s ease-out;display:flex;flex-direction:column}
.mk-post:hover{border-color:var(--mk-green);box-shadow:var(--mk-sh-2)}
.mk-post-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--mk-sand)}
.mk-post-media img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease-out}
.mk-post:hover .mk-post-media img{transform:scale(1.03)}
.mk-post-tag{position:absolute;top:12px;left:12px;height:24px;line-height:24px;padding:0 10px;border-radius:var(--mk-r-badge);background:var(--mk-lime);color:var(--mk-green);font-size:11px;font-weight:700;letter-spacing:.5px}
.mk-post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.mk-post-title{font-size:18px;font-weight:700;line-height:1.45;color:var(--mk-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mk-post:hover .mk-post-title{color:var(--mk-green)}
.mk-post-desc{font-size:14.5px;line-height:1.7;color:var(--mk-muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mk-post-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--mk-line);display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--mk-muted)}
.mk-post-time{display:inline-flex;align-items:center;gap:6px}
.mk-post-time::before{content:"";width:14px;height:14px;border:1.5px solid currentColor;border-radius:3px;display:inline-block}
.mk-post-more{display:inline-flex;align-items:center;gap:5px;font-weight:600;color:var(--mk-green);font-size:13.5px}
.mk-post-more .mk-arrow{transition:transform .16s ease-out}
.mk-post:hover .mk-post-more .mk-arrow{transform:translateX(4px)}
.mk-empty{background:var(--mk-sand);border-radius:var(--mk-r-card);padding:48px 24px;text-align:center}
.mk-empty strong{display:block;font-size:15.5px;font-weight:700;color:var(--mk-ink)}
.mk-empty span{display:block;font-size:13px;color:var(--mk-muted);margin-top:8px}
.mk-empty .mk-btn{margin-top:18px}

/* ---------- 对比 ---------- */
.mk-compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;position:relative}
.mk-compare-col{border-radius:var(--mk-r-card);padding:30px 30px 26px}
.mk-compare-col--left{background:var(--mk-sand);border:1px solid var(--mk-line)}
.mk-compare-col--right{background:#fff;border:1.5px solid var(--mk-green);box-shadow:var(--mk-sh-2)}
.mk-compare-title{font-size:14px;font-weight:700;letter-spacing:1px;color:var(--mk-muted);margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid rgba(15,58,49,.12)}
.mk-compare-col--right .mk-compare-title{color:var(--mk-green)}
.mk-compare-list li{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px dashed #D9D5C7;font-size:15px;line-height:1.7}
.mk-compare-list li:last-child{border-bottom:0;padding-bottom:0}
.mk-compare-list .mk-cv{flex:0 0 auto;font-family:var(--mk-mono);font-weight:700;font-size:15px;color:var(--mk-muted)}
.mk-compare-col--right .mk-compare-list .mk-cv{color:var(--mk-orange);font-size:16px}
.mk-compare-badge{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:32px;height:32px;border-radius:50%;background:var(--mk-green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;box-shadow:0 0 0 6px var(--mk-bg)}

/* ---------- FAQ ---------- */
.mk-faq{max-width:820px;margin:0 auto;border-top:1px solid var(--mk-line)}
.mk-faq-item{border-bottom:1px solid var(--mk-line)}
.mk-faq-q{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;padding:20px 0;background:none;border:0;cursor:pointer;text-align:left;font-size:17px;font-weight:600;color:var(--mk-ink);line-height:1.6;transition:color .2s ease-out;font-family:inherit}
.mk-faq-q:hover{color:var(--mk-green)}
.mk-faq-icon{position:relative;flex:0 0 24px;width:24px;height:24px;border:1.5px solid var(--mk-muted);border-radius:50%;transition:border-color .2s ease-out}
.mk-faq-icon::before,.mk-faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--mk-muted);transition:transform .2s ease-out,background .2s ease-out}
.mk-faq-icon::before{width:10px;height:1.5px;transform:translate(-50%,-50%)}
.mk-faq-icon::after{width:1.5px;height:10px;transform:translate(-50%,-50%)}
.mk-faq-item.is-open .mk-faq-q{color:var(--mk-green)}
.mk-faq-item.is-open .mk-faq-icon{border-color:var(--mk-orange)}
.mk-faq-item.is-open .mk-faq-icon::before,.mk-faq-item.is-open .mk-faq-icon::after{background:var(--mk-orange)}
.mk-faq-item.is-open .mk-faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.mk-faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .24s ease-out}
.mk-faq-a > div{overflow:hidden}
.mk-faq-a p{font-size:15.5px;line-height:1.8;color:var(--mk-muted);padding:0 0 16px;margin:0;max-width:86%}
.mk-faq-item.is-open .mk-faq-a{grid-template-rows:1fr}

/* ---------- 表单 ---------- */
.mk-form-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}
.mk-check-list{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.mk-check-list li{position:relative;padding-left:26px;font-size:15px;line-height:1.7;color:var(--mk-ink)}
.mk-check-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;background:var(--mk-lime);border:1px solid var(--mk-green)}
.mk-contact-list{margin-top:30px;padding-top:26px;border-top:1px solid var(--mk-line);display:flex;flex-direction:column;gap:14px}
.mk-contact-list li{display:flex;align-items:flex-start;gap:12px;font-size:15px;line-height:1.7;color:var(--mk-muted)}
.mk-contact-list svg{flex:0 0 18px;width:18px;height:18px;margin-top:4px;stroke:var(--mk-green);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.mk-form-card{background:#fff;border:1px solid var(--mk-line);border-radius:var(--mk-r-card);padding:30px;box-shadow:var(--mk-sh-2)}
.mk-field{margin-bottom:18px}
.mk-field label{display:block;font-size:14px;font-weight:600;color:var(--mk-ink);margin-bottom:8px}
.mk-field label .req{color:var(--mk-orange);margin-left:2px}
.mk-field input,.mk-field select,.mk-field textarea{width:100%;height:46px;padding:0 14px;border:1px solid #D9D5C7;border-radius:var(--mk-r-btn);font-size:15px;font-family:inherit;color:var(--mk-ink);background:#fff;transition:border-color .16s ease-out,box-shadow .16s ease-out;appearance:none}
.mk-field textarea{height:auto;min-height:108px;padding:12px 14px;line-height:1.7;resize:vertical}
.mk-field select{background-image:linear-gradient(45deg,transparent 50%,var(--mk-muted) 50%),linear-gradient(135deg,var(--mk-muted) 50%,transparent 50%);background-position:calc(100% - 19px) 20px,calc(100% - 14px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:38px}
.mk-field input:focus,.mk-field select:focus,.mk-field textarea:focus{outline:none;border:2px solid var(--mk-green);padding-left:13px}
.mk-field textarea:focus{padding-left:13px}
.mk-err{display:none;font-size:13px;color:var(--mk-error);margin-top:6px}
.mk-field.has-error .mk-err{display:block}
.mk-field.has-error input,.mk-field.has-error textarea,.mk-field.has-error select{border-color:var(--mk-error)}
.mk-form-note{font-size:13px;color:var(--mk-muted);line-height:1.7;margin-top:14px}
.mk-form-ok{display:none;margin-top:16px;padding:12px 14px;border-radius:var(--mk-r-btn);background:#EAF3D9;color:var(--mk-green);font-size:14px;font-weight:600}
.mk-form-ok.show{display:block}

/* ---------- 转化条 ---------- */
.mk-cta-strip{background:var(--mk-green-deep);color:#fff;padding:56px 0}
.mk-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.mk-cta-inner h2{font-size:28px;color:#fff;line-height:1.4}
.mk-cta-inner p{margin:10px 0 0;font-size:15px;color:rgba(232,237,232,.75)}

/* ---------- 页脚 ---------- */
.mk-footer{background:var(--mk-green-deep);color:#E8EDE8;padding:64px 0 0}
.mk-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.mk-footer-brand{display:flex;align-items:baseline;gap:8px;margin-bottom:16px}
.mk-footer-brand .mk-logo-main{color:#fff}
.mk-footer-brand .mk-logo-sub{color:rgba(232,237,232,.6)}
.mk-footer p{font-size:14px;line-height:1.8;color:rgba(232,237,232,.7);margin:0}
.mk-footer h4{font-size:14px;font-weight:700;color:#fff;letter-spacing:1px;margin-bottom:18px}
.mk-footer-links{display:flex;flex-direction:column;gap:12px}
.mk-footer-links a{font-size:14px;color:rgba(232,237,232,.72);transition:color .16s ease-out}
.mk-footer-links a:hover{color:var(--mk-lime)}
.mk-footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:rgba(232,237,232,.72);line-height:1.75}
.mk-footer-bottom{margin-top:52px;padding:20px 0;border-top:1px solid rgba(232,237,232,.14);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(232,237,232,.6)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .mk-nav-links,.mk-nav-cta{display:none}
  .mk-burger{display:flex}
  .mk-nav{height:60px}
  .mk-sec{padding:64px 0}
  .mk-hero{padding:48px 0 60px}
  .mk-hero-grid{grid-template-columns:1fr;gap:36px}
  .mk-hero-title{font-size:34px}
  .mk-hero-sub{font-size:17px;max-width:none}
  .mk-hero-media img{aspect-ratio:16/10}
  .mk-h2{font-size:26px}
  .mk-metrics{grid-template-columns:repeat(2,1fr)}
  .mk-svc-wide{grid-template-columns:1fr}
  .mk-svc-narrow{grid-template-columns:1fr 1fr}
  .mk-posts{grid-template-columns:repeat(2,1fr)}
  .mk-compare{grid-template-columns:1fr}
  .mk-compare-badge{display:none}
  .mk-form-grid{grid-template-columns:1fr;gap:32px}
  .mk-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .mk-faq-a p{max-width:none}
}
@media screen and (max-width:639px){
  .mk-container{padding:0 18px}
  .mk-sec{padding:44px 0}
  .mk-hero{padding:36px 0 48px}
  .mk-hero-title{font-size:28px;line-height:1.32}
  .mk-hero-badge{font-size:11px}
  .mk-hero-sub{font-size:16px;margin-top:16px}
  .mk-hero-actions{margin-top:24px}
  .mk-hero-actions .mk-btn{flex:1 1 100%}
  .mk-hero-trust{margin-top:22px;font-size:12.5px}
  .mk-hero-trust li{padding:0 10px}
  .mk-hero-media img{aspect-ratio:16/10;max-height:240px;object-fit:cover}
  .mk-h2{font-size:23px}
  .mk-head{margin-bottom:28px;gap:16px}
  .mk-metrics{grid-template-columns:1fr}
  .mk-metric-num{font-size:40px}
  .mk-svc-narrow{grid-template-columns:1fr}
  .mk-svc-media{aspect-ratio:16/9}
  .mk-posts{grid-template-columns:1fr}
  .mk-compare-col{padding:24px 20px}
  .mk-compare-list li{font-size:14.5px}
  .mk-faq-q{font-size:16px;padding:18px 0}
  .mk-faq-a p{font-size:15px}
  .mk-form-card{padding:22px}
  .mk-footer-grid{grid-template-columns:1fr}
  .mk-cta-inner h2{font-size:22px}
  .mk-cta-strip{padding:44px 0}
  .mk-footer{padding-top:44px}
  .mk-footer-bottom{margin-top:36px}
}

/* roulang page: article */
:root{
  --mk-green:#0F3A31;
  --mk-green-deep:#08211C;
  --mk-lime:#C8F04B;
  --mk-orange:#E4572E;
  --mk-bg:#F6F4EE;
  --mk-card:#FFFFFF;
  --mk-line:#E2DED2;
  --mk-sand:#EFEDE4;
  --mk-text:#222623;
  --mk-sub:#5A615C;
  --mk-error:#C8402A;
  --mk-radius:14px;
  --mk-radius-sm:10px;
  --mk-shadow-1:0 1px 2px rgba(15,58,49,.06);
  --mk-shadow-2:0 8px 24px -14px rgba(15,58,49,.18);
  --mk-shadow-3:0 18px 40px -20px rgba(15,58,49,.28);
  --mk-max:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--mk-bg);
  color:var(--mk-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body.mk-drawer-open{overflow:hidden;}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
.mk-container{width:100%;max-width:var(--mk-max);margin:0 auto;padding:0 24px;}
.mk-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 顶部导航 ---------- */
.mk-header{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--mk-line);
  transition:box-shadow .2s ease-out;
}
.mk-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,58,49,.35);}
.mk-header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px;}
.mk-logo{display:flex;align-items:baseline;gap:10px;flex-shrink:0;}
.mk-logo-main{font-size:21px;font-weight:800;letter-spacing:.4px;color:var(--mk-green);line-height:1;}
.mk-logo-sub{font-size:12px;font-weight:500;letter-spacing:2px;color:var(--mk-sub);line-height:1;}
.mk-nav-links{display:flex;align-items:center;gap:26px;margin-left:auto;}
.mk-nav-links a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:500;color:var(--mk-text);
  transition:color .18s ease-out;
}
.mk-nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--mk-green);transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease-out;
}
.mk-nav-links a:hover{color:var(--mk-green);}
.mk-nav-links a:hover::after{transform:scaleX(1);}
.mk-nav-links a.is-active{font-weight:600;color:var(--mk-green);}
.mk-nav-links a.is-active::after{transform:scaleX(1);}
.mk-header-cta{margin-left:32px;flex-shrink:0;}
.mk-burger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;padding:0;border:1px solid var(--mk-line);
  background:#fff;border-radius:10px;cursor:pointer;margin-left:12px;
}
.mk-burger span{display:block;width:18px;height:2px;background:var(--mk-green);margin:0 auto;border-radius:2px;}
.mk-burger:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;}

/* ---------- 按钮 ---------- */
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--mk-radius-sm);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1.5px solid transparent;background:transparent;color:var(--mk-green);
  transition:transform .18s ease-out,box-shadow .18s ease-out,background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.mk-btn:active{transform:translateY(0);}
.mk-btn:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;}
.mk-btn-primary{background:var(--mk-green);color:#fff;box-shadow:var(--mk-shadow-1);}
.mk-btn-primary:hover{background:#12453A;transform:translateY(-1px);box-shadow:var(--mk-shadow-2);color:#fff;}
.mk-btn-orange{background:var(--mk-orange);color:#fff;box-shadow:var(--mk-shadow-1);}
.mk-btn-orange:hover{background:#cf4a24;transform:translateY(-1px);box-shadow:var(--mk-shadow-2);color:#fff;}
.mk-btn-ghost{border-color:var(--mk-green);color:var(--mk-green);background:transparent;}
.mk-btn-ghost:hover{background:#EAF3D9;transform:translateY(-1px);}
.mk-header-cta .mk-btn{height:40px;padding:0 20px;}

/* ---------- 移动抽屉 ---------- */
.mk-drawer-overlay{
  position:fixed;inset:0;background:rgba(8,33,28,.5);z-index:110;
  opacity:0;pointer-events:none;transition:opacity .22s ease-out;
}
.mk-drawer-overlay.is-open{opacity:1;pointer-events:auto;}
.mk-drawer{
  position:fixed;top:0;right:0;bottom:0;width:88%;max-width:360px;
  background:#fff;z-index:120;display:flex;flex-direction:column;
  transform:translateX(102%);transition:transform .24s ease-out;
  overflow-y:auto;box-shadow:-18px 0 50px -30px rgba(8,33,28,.6);
}
.mk-drawer.is-open{transform:translateX(0);}
.mk-drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  height:60px;padding:0 20px;border-bottom:1px solid var(--mk-line);
}
.mk-drawer-close{
  width:36px;height:36px;border:1px solid var(--mk-line);background:#fff;
  border-radius:10px;cursor:pointer;color:var(--mk-green);font-size:18px;line-height:1;
}
.mk-drawer-close:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;}
.mk-drawer-links{display:flex;flex-direction:column;padding:8px 20px;}
.mk-drawer-links a{
  display:flex;align-items:center;height:48px;font-size:15px;font-weight:500;
  border-bottom:1px solid var(--mk-line);color:var(--mk-text);
}
.mk-drawer-links a:hover,.mk-drawer-links a.is-active{color:var(--mk-green);font-weight:600;}
.mk-drawer-cta{margin:20px;flex-shrink:0;}

/* ---------- 文章头部 ---------- */
.mk-article-head{
  background:linear-gradient(180deg,#F6F4EE 0%,#F1EEE5 100%);
  border-bottom:1px solid var(--mk-line);
  padding:24px 0 44px;
}
.mk-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--mk-sub);margin-bottom:22px;}
.mk-crumb a{color:var(--mk-sub);transition:color .18s ease-out;}
.mk-crumb a:hover{color:var(--mk-green);text-decoration:underline;text-underline-offset:3px;}
.mk-crumb span.sep{color:#A9AFA9;}
.mk-crumb-cur{color:var(--mk-green);font-weight:500;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.mk-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  background:var(--mk-lime);color:var(--mk-green);border-radius:6px;
  font-size:11.5px;font-weight:600;letter-spacing:.3px;
}
.mk-badge-soft{background:var(--mk-sand);color:var(--mk-sub);}
.mk-article-title{
  font-size:38px;line-height:1.3;font-weight:800;letter-spacing:-.4px;
  color:var(--mk-green-deep);margin:16px 0 18px;max-width:900px;
}
.mk-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px;color:var(--mk-sub);}
.mk-meta .dot{width:4px;height:4px;border-radius:50%;background:#B9BFB9;display:inline-block;}
.mk-meta .mk-badge{height:22px;font-size:11px;}

/* ---------- 正文区 ---------- */
.mk-article-body{padding:56px 0 72px;}
.mk-article-layout{
  display:grid;grid-template-columns:minmax(0,760px);
  gap:48px;justify-content:center;align-items:start;
}
.mk-prose{font-size:17px;line-height:1.9;color:var(--mk-text);min-width:0;}
.mk-prose p{margin:0 0 1.2em;}
.mk-prose h2{
  position:relative;font-size:26px;line-height:1.35;font-weight:700;
  color:var(--mk-green-deep);margin:48px 0 16px;padding-left:16px;scroll-margin-top:100px;
}
.mk-prose h2::before{
  content:"";position:absolute;left:0;top:.32em;width:4px;height:20px;
  background:var(--mk-lime);border-radius:2px;
}
.mk-prose h3{
  font-size:20px;line-height:1.4;font-weight:700;color:var(--mk-green-deep);
  margin:32px 0 12px;scroll-margin-top:100px;
}
.mk-prose h4{font-size:17px;font-weight:700;margin:24px 0 10px;color:var(--mk-text);}
.mk-prose > h2:first-child,.mk-prose > h3:first-child{margin-top:0;}
.mk-prose ul{margin:0 0 1.2em;padding-left:4px;}
.mk-prose ul li{position:relative;padding-left:20px;margin-bottom:.55em;}
.mk-prose ul li::before{
  content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;
  background:var(--mk-lime);border-radius:1px;
}
.mk-prose ol{margin:0 0 1.2em;padding-left:22px;list-style:decimal;}
.mk-prose ol li{margin-bottom:.5em;padding-left:4px;}
.mk-prose blockquote{
  margin:1.6em 0;padding:20px 24px;border-left:3px solid var(--mk-green);
  background:var(--mk-sand);border-radius:0 12px 12px 0;color:#2B332E;
}
.mk-prose blockquote p:last-child{margin-bottom:0;}
.mk-prose img{border-radius:14px;margin:1.6em auto;border:1px solid var(--mk-line);}
.mk-prose figure{margin:1.6em 0;}
.mk-prose figcaption{font-size:13px;color:var(--mk-sub);text-align:center;margin-top:10px;}
.mk-prose a{color:var(--mk-green);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.mk-prose a:hover{color:var(--mk-orange);}
.mk-prose strong{font-weight:700;color:var(--mk-green-deep);}
.mk-prose hr{border:0;border-top:1px solid var(--mk-line);margin:2.4em 0;}
.mk-prose table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;line-height:1.7;}
.mk-prose th{background:var(--mk-green);color:#fff;text-align:left;padding:12px 14px;font-weight:600;border:1px solid var(--mk-green);}
.mk-prose td{padding:12px 14px;border:1px solid var(--mk-line);}
.mk-prose tbody tr:nth-child(even){background:#FAF9F4;}

/* 目录侧栏 */
.mk-toc{display:none;}
.mk-toc-title{font-size:14px;font-weight:700;color:var(--mk-sub);letter-spacing:1px;margin-bottom:14px;}
.mk-toc-list{display:flex;flex-direction:column;gap:2px;border-left:2px solid var(--mk-line);}
.mk-toc-list a{
  display:block;padding:6px 0 6px 14px;margin-left:-2px;border-left:2px solid transparent;
  font-size:13.5px;line-height:1.6;color:var(--mk-sub);
  transition:color .18s ease-out,border-color .18s ease-out;
}
.mk-toc-list a:hover{color:var(--mk-green);}
.mk-toc-list a.is-current{color:var(--mk-green);font-weight:600;border-left-color:var(--mk-green);}

/* 空态 */
.mk-empty{
  background:var(--mk-sand);border-radius:var(--mk-radius);padding:48px 28px;
  text-align:center;
}
.mk-empty p:first-child{font-size:18px;font-weight:700;color:var(--mk-green-deep);margin-bottom:8px;}
.mk-empty p{font-size:14.5px;color:var(--mk-sub);margin-bottom:18px;}

/* ---------- 文末延伸 ---------- */
.mk-after{background:#fff;border-top:1px solid var(--mk-line);padding:64px 0;}
.mk-after-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.mk-sec-no{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2px;
  color:var(--mk-green);background:var(--mk-lime);border-radius:6px;padding:4px 9px;margin-bottom:12px;
}
.mk-sec-title{font-size:28px;line-height:1.35;font-weight:700;color:var(--mk-green-deep);letter-spacing:-.3px;}
.mk-sec-desc{font-size:15px;color:var(--mk-sub);margin-top:10px;max-width:640px;}
.mk-link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--mk-green);white-space:nowrap;}
.mk-link-arrow i{transition:transform .18s ease-out;font-style:normal;}
.mk-link-arrow:hover i{transform:translateX(4px);}
.mk-rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.mk-card{
  display:flex;flex-direction:column;background:var(--mk-card);
  border:1px solid var(--mk-line);border-radius:var(--mk-radius);
  overflow:hidden;box-shadow:var(--mk-shadow-2);
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.mk-card:hover{border-color:var(--mk-green);transform:translateY(-2px);box-shadow:var(--mk-shadow-3);}
.mk-card-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--mk-sand);}
.mk-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.mk-card:hover .mk-card-thumb img{transform:scale(1.03);}
.mk-card-body{padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.mk-card-title{font-size:18px;line-height:1.45;font-weight:700;color:var(--mk-green-deep);}
.mk-card-text{font-size:14.5px;line-height:1.7;color:var(--mk-sub);}
.mk-card-foot{margin-top:auto;padding-top:6px;}

/* ---------- 转化条 ---------- */
.mk-cta{background:var(--mk-green-deep);color:#E8EDE8;padding:56px 0;}
.mk-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.mk-cta h2{font-size:27px;line-height:1.4;font-weight:700;color:#fff;letter-spacing:-.3px;max-width:640px;}
.mk-cta p{font-size:15px;color:rgba(232,237,232,.72);margin-top:10px;max-width:620px;}
.mk-cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.mk-footer{background:var(--mk-green-deep);color:#E8EDE8;padding:64px 0 26px;border-top:1px solid rgba(232,237,232,.12);}
.mk-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
.mk-footer-brand{display:flex;align-items:baseline;gap:10px;margin-bottom:14px;}
.mk-footer .mk-logo-main{color:#fff;font-size:20px;}
.mk-footer .mk-logo-sub{color:var(--mk-lime);}
.mk-footer p{font-size:14px;line-height:1.8;color:rgba(232,237,232,.72);max-width:320px;}
.mk-footer h4{font-size:14px;font-weight:700;letter-spacing:1px;color:#fff;margin-bottom:16px;}
.mk-footer-links{display:flex;flex-direction:column;gap:10px;}
.mk-footer-links a{font-size:14px;color:rgba(232,237,232,.75);transition:color .18s ease-out;}
.mk-footer-links a:hover{color:var(--mk-lime);}
.mk-footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(232,237,232,.75);line-height:1.7;}
.mk-footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(232,237,232,.14);
  font-size:13px;color:rgba(232,237,232,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .mk-nav-links,.mk-header-cta{display:none;}
  .mk-burger{display:flex;}
  .mk-header-inner{height:60px;}
  .mk-article-title{font-size:30px;}
  .mk-article-body{padding:44px 0 56px;}
  .mk-rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .mk-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px;}
  .mk-after{padding:52px 0;}
}
@media (min-width:1024px){
  .mk-drawer,.mk-drawer-overlay{display:none;}
}
@media (min-width:1280px){
  .mk-article-layout{grid-template-columns:minmax(0,760px) 240px;}
  .mk-toc{display:block;position:sticky;top:100px;}
}
@media (max-width:768px){
  .mk-container{padding:0 18px;}
  .mk-article-title{font-size:28px;line-height:1.35;}
  .mk-article-head{padding:18px 0 34px;}
  .mk-crumb-cur{max-width:100%;white-space:normal;}
  .mk-prose{font-size:16px;line-height:1.9;}
  .mk-prose h2{font-size:23px;margin-top:36px;}
  .mk-prose h3{font-size:18px;margin-top:26px;}
  .mk-prose table{display:block;overflow-x:auto;white-space:nowrap;}
  .mk-sec-title{font-size:23px;}
  .mk-rel-grid{grid-template-columns:1fr;}
  .mk-cta h2{font-size:22px;}
  .mk-footer-grid{grid-template-columns:1fr;}
  .mk-footer-bottom{font-size:12.5px;}
}
@media (max-width:520px){
  .mk-article-title{font-size:26px;}
  .mk-badge{font-size:11px;}
  .mk-cta-actions .mk-btn{width:100%;}
  .mk-prose blockquote{padding:16px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category1 */
:root{
  --mk-green:#0F3A31;
  --mk-deep:#08211C;
  --mk-lime:#C8F04B;
  --mk-orange:#E4572E;
  --mk-sand:#F6F4EE;
  --mk-sand2:#EFEDE4;
  --mk-white:#FFFFFF;
  --mk-line:#E2DED2;
  --mk-ink:#222623;
  --mk-sub:#5A615C;
  --mk-err:#C8402A;
  --mk-r-card:14px;
  --mk-r-btn:10px;
  --mk-r-badge:6px;
  --mk-sh1:0 1px 2px rgba(15,58,49,.06);
  --mk-sh2:0 8px 24px -14px rgba(15,58,49,.18);
  --mk-sh3:0 18px 40px -20px rgba(15,58,49,.28);
  --mk-ff:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --mk-mono:"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--mk-ff);
  font-size:16.5px;
  line-height:1.85;
  color:var(--mk-ink);
  background:var(--mk-sand);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:0;list-style:none;}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:var(--mk-green);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--mk-orange);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;}
:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;border-radius:4px;}
.mk-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ============ 容器 ============ */
.mk-container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* ============ 顶部导航 ============ */
.mk-header{
  position:sticky;top:0;z-index:80;
  background:var(--mk-white);
  border-bottom:1px solid var(--mk-line);
  transition:box-shadow .2s ease-out;
}
.mk-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,58,49,.35);}
.mk-header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;}
.mk-logo{display:inline-flex;align-items:baseline;gap:10px;white-space:nowrap;}
.mk-logo-main{font-size:22px;font-weight:800;letter-spacing:.4px;color:var(--mk-green);line-height:1;}
.mk-logo-sub{font-size:12px;font-weight:500;letter-spacing:2px;color:var(--mk-sub);line-height:1;}
.mk-logo:hover .mk-logo-main{color:var(--mk-deep);}
.mk-nav{display:flex;align-items:center;gap:32px;}
.mk-nav-links{display:flex;align-items:center;gap:26px;}
.mk-nav-links a{
  position:relative;
  display:inline-block;
  font-size:15px;font-weight:500;color:var(--mk-ink);
  padding:6px 0;
  transition:color .2s ease-out;
}
.mk-nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--mk-green);transform:scaleX(0);transform-origin:left center;
  transition:transform .2s ease-out;
}
.mk-nav-links a:hover{color:var(--mk-green);}
.mk-nav-links a:hover::after{transform:scaleX(1);}
.mk-nav-links a.is-active{font-weight:600;color:var(--mk-green);}
.mk-nav-links a.is-active::after{transform:scaleX(1);}
.mk-nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 20px;border-radius:var(--mk-r-btn);
  background:var(--mk-orange);color:#fff;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  box-shadow:var(--mk-sh1);
  transition:transform .2s ease-out,background-color .2s ease-out,box-shadow .2s ease-out;
}
.mk-nav-cta:hover{background:#cf4a24;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-sh2);}
.mk-nav-cta:active{transform:translateY(0);}
.mk-nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--mk-r-btn);
  border:1px solid var(--mk-line);background:#fff;color:var(--mk-green);
  font-size:18px;
}
.mk-nav-toggle:hover{border-color:var(--mk-green);}
.mk-nav-mask{
  position:fixed;inset:0;z-index:59;
  background:rgba(8,33,28,.5);
  opacity:0;visibility:hidden;transition:opacity .22s ease-out,visibility .22s ease-out;
}
.mk-drawer-cta{display:none;}

/* ============ 面包屑 ============ */
.mk-crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--mk-sub);
  padding-top:20px;
}
.mk-crumb a{color:var(--mk-sub);}
.mk-crumb a:hover{color:var(--mk-green);}
.mk-crumb .mk-crumb-sep{color:#B9B5A6;}
.mk-crumb .mk-crumb-now{color:var(--mk-green);font-weight:500;}

/* ============ Hero ============ */
.mk-hero{padding:28px 0 64px;}
.mk-hero-grid{align-items:center;}
.mk-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;border-radius:var(--mk-r-badge);
  background:var(--mk-lime);color:var(--mk-green);
  font-size:12px;font-weight:600;letter-spacing:.6px;
}
.mk-badge i{font-size:11px;}
.mk-h1{
  margin-top:18px;
  font-size:46px;line-height:1.25;font-weight:800;
  letter-spacing:-.5px;color:var(--mk-green);
  max-width:22em;
}
.mk-hero-lead{
  margin-top:20px;
  font-size:18px;line-height:1.85;color:var(--mk-sub);
  max-width:30em;
}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--mk-r-btn);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  transition:transform .2s ease-out,background-color .2s ease-out,box-shadow .2s ease-out,color .2s ease-out;
}
.mk-btn-primary{background:var(--mk-green);color:#fff;box-shadow:var(--mk-sh1);}
.mk-btn-primary:hover{background:var(--mk-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--mk-sh2);}
.mk-btn-accent{background:var(--mk-orange);color:#fff;box-shadow:var(--mk-sh1);}
.mk-btn-accent:hover{background:#cf4a24;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-sh2);}
.mk-btn-ghost{background:transparent;color:var(--mk-green);border:1.5px solid var(--mk-green);}
.mk-btn-ghost:hover{background:#EAF3D9;color:var(--mk-green);transform:translateY(-1px);}
.mk-btn:active{transform:translateY(0);}
.mk-hero-figure{
  border-radius:var(--mk-r-card);
  overflow:hidden;
  border:1px solid var(--mk-line);
  box-shadow:var(--mk-sh2);
  background:var(--mk-white);
}
.mk-hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.mk-hero-note{
  margin-top:22px;display:flex;flex-wrap:wrap;gap:10px 0;
  font-size:13px;color:var(--mk-sub);
}
.mk-hero-note span{display:inline-flex;align-items:center;}
.mk-hero-note span+span::before{content:"";display:inline-block;width:1px;height:12px;background:var(--mk-line);margin:0 14px;}

/* ============ 板块通用 ============ */
.mk-section{padding:76px 0;}
.mk-section-alt{background:var(--mk-sand2);}
.mk-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.mk-sec-no{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mk-mono);font-size:13px;letter-spacing:1.5px;
  color:var(--mk-sub);font-variant-numeric:tabular-nums;
}
.mk-sec-no::before{content:"";width:22px;height:2px;background:var(--mk-lime);display:inline-block;}
.mk-h2{
  margin-top:14px;
  font-size:32px;line-height:1.3;font-weight:800;color:var(--mk-green);
  letter-spacing:-.3px;max-width:22em;
}
.mk-h3{margin-top:0;font-size:21px;line-height:1.45;font-weight:700;color:var(--mk-green);}
.mk-sub-lead{margin-top:14px;font-size:16px;line-height:1.85;color:var(--mk-sub);max-width:34em;}
.mk-rule{height:1px;background:var(--mk-line);margin:34px 0 0;}

/* ============ 指标条 ============ */
.mk-stats{
  margin-top:40px;
  display:grid;grid-template-columns:repeat(3,1fr);
  background:transparent;
}
.mk-stat{padding:6px 32px;border-left:1px solid #D8D3C3;}
.mk-stat:first-child{border-left:0;padding-left:0;}
.mk-stat-num{
  display:flex;align-items:baseline;gap:6px;
  font-family:var(--mk-mono);font-variant-numeric:tabular-nums;
  font-size:44px;font-weight:700;line-height:1.1;color:var(--mk-green);
  letter-spacing:-1px;
}
.mk-stat-num small{font-family:var(--mk-ff);font-size:14px;font-weight:500;letter-spacing:0;color:var(--mk-sub);}
.mk-stat-label{margin-top:10px;font-size:15px;font-weight:600;color:var(--mk-ink);}
.mk-stat-mark{width:32px;height:3px;background:var(--mk-lime);margin:12px 0 10px;}
.mk-stat-note{font-size:12.5px;line-height:1.7;color:var(--mk-sub);}

/* ============ 交错图文 ============ */
.mk-feature{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:44px 0;
  border-top:1px solid var(--mk-line);
}
.mk-feature:first-of-type{border-top:0;padding-top:28px;}
.mk-feature-media{
  border-radius:var(--mk-r-card);overflow:hidden;
  border:1px solid var(--mk-line);background:var(--mk-white);box-shadow:var(--mk-sh2);
}
.mk-feature-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.mk-feature.is-reverse .mk-feature-media{order:2;}
.mk-feature.is-reverse .mk-feature-body{order:1;}
.mk-feature-body p{margin-top:14px;font-size:16px;line-height:1.85;color:var(--mk-sub);}
.mk-list{margin-top:18px;display:grid;gap:10px;}
.mk-list li{
  position:relative;padding-left:20px;
  font-size:15px;line-height:1.75;color:var(--mk-ink);
}
.mk-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:7px;height:7px;background:var(--mk-lime);border-radius:1px;
}
.mk-tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.mk-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:var(--mk-r-badge);
  background:var(--mk-white);border:1px solid var(--mk-line);
  font-size:11.5px;font-weight:600;color:var(--mk-sub);
}
.mk-tag-lime{background:var(--mk-lime);border-color:var(--mk-lime);color:var(--mk-green);}

/* ============ FAQ ============ */
.mk-faq{max-width:820px;margin:36px auto 0;}
.mk-faq-item{border-bottom:1px solid var(--mk-line);}
.mk-faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;padding:20px 0;text-align:left;
  font-size:17px;font-weight:600;line-height:1.6;color:var(--mk-ink);
  transition:color .2s ease-out;
}
.mk-faq-q:hover{color:var(--mk-green);}
.mk-faq-item.is-open .mk-faq-q{color:var(--mk-green);}
.mk-faq-ico{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  border:1.5px solid var(--mk-green);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--mk-green);font-size:12px;
  transition:color .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
}
.mk-faq-item.is-open .mk-faq-ico{color:var(--mk-orange);border-color:var(--mk-orange);transform:rotate(180deg);}
.mk-faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease-out;}
.mk-faq-a p{padding:0 0 18px;font-size:15.5px;line-height:1.8;color:var(--mk-sub);}

/* ============ 转化条 ============ */
.mk-cta-strip{background:var(--mk-deep);color:#E8EDE8;padding:56px 0;}
.mk-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.mk-cta-inner h2{
  font-size:28px;line-height:1.35;font-weight:800;color:#fff;letter-spacing:-.2px;max-width:24em;
}
.mk-cta-inner p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(232,237,232,.78);max-width:38em;}
.mk-cta-strip .mk-btn-accent{box-shadow:none;}
.mk-cta-strip .mk-btn-accent:hover{background:#cf4a24;transform:translateY(-1px);}

/* ============ 页脚 ============ */
.mk-footer{background:#0B1F1A;color:#E8EDE8;padding:64px 0 0;}
.mk-footer a{color:rgba(232,237,232,.85);}
.mk-footer a:hover{color:var(--mk-lime);}
.mk-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;}
.mk-footer-brand{display:inline-flex;align-items:baseline;gap:10px;margin-bottom:14px;}
.mk-footer-brand .mk-logo-main{color:#fff;font-size:21px;font-weight:800;}
.mk-footer-brand .mk-logo-sub{color:rgba(232,237,232,.62);font-size:12px;letter-spacing:2px;font-weight:500;}
.mk-footer p{font-size:14px;line-height:1.8;color:rgba(232,237,232,.7);max-width:26em;}
.mk-footer h4{font-size:14px;font-weight:700;letter-spacing:1px;color:#fff;margin:0 0 16px;}
.mk-footer-links{display:grid;gap:10px;font-size:14px;}
.mk-footer-contact{display:grid;gap:10px;font-size:14px;color:rgba(232,237,232,.75);}
.mk-footer-bottom{
  margin-top:48px;padding:20px 0;
  border-top:1px solid rgba(232,237,232,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(232,237,232,.6);
}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  .mk-header-inner{min-height:60px;}
  .mk-nav-toggle{display:inline-flex;}
  .mk-nav-cta{display:none;}
  .mk-nav-links{
    position:fixed;top:0;right:0;z-index:60;
    width:88%;max-width:360px;height:100vh;height:100dvh;
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;padding:84px 24px 120px;overflow-y:auto;
    box-shadow:-24px 0 48px -30px rgba(8,33,28,.5);
    transform:translateX(106%);
    transition:transform .24s ease-out;
  }
  .mk-nav-links a{
    display:block;width:100%;line-height:48px;padding:0;
    font-size:16px;border-bottom:1px solid var(--mk-line);
  }
  .mk-nav-links a::after{display:none;}
  .mk-nav-links a.is-active{color:var(--mk-green);}
  .mk-drawer-cta{
    display:flex;align-items:center;justify-content:center;
    position:fixed;right:0;bottom:0;width:88%;max-width:360px;
    height:56px;background:var(--mk-orange);color:#fff;
    font-size:16px;font-weight:600;
    transform:translateX(106%);transition:transform .24s ease-out;
    z-index:61;
  }
  .mk-drawer-cta:hover{color:#fff;background:#cf4a24;}
  body.mk-nav-open{overflow:hidden;}
  body.mk-nav-open .mk-nav-links,
  body.mk-nav-open .mk-drawer-cta{transform:translateX(0);}
  body.mk-nav-open .mk-nav-mask{opacity:1;visibility:visible;}

  .mk-h1{font-size:34px;}
  .mk-hero-lead{font-size:17px;}
  .mk-section{padding:60px 0;}
  .mk-h2{font-size:27px;}
  .mk-hero{padding:20px 0 48px;}
  .mk-hero-figure{margin-top:32px;}
  .mk-feature{grid-template-columns:1fr;gap:28px;padding:36px 0;}
  .mk-feature.is-reverse .mk-feature-media{order:0;}
  .mk-feature.is-reverse .mk-feature-body{order:0;}
  .mk-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media screen and (max-width:767px){
  .mk-container{padding:0 18px;}
  .mk-stat{padding:0 18px;}
  .mk-stat-num{font-size:34px;}
  .mk-stat:nth-child(3){border-left:1px solid #D8D3C3;}
}

@media screen and (max-width:639px){
  body{font-size:16px;line-height:1.9;}
  .mk-h1{font-size:28px;margin-top:14px;letter-spacing:-.2px;}
  .mk-hero-lead{font-size:16px;line-height:1.9;}
  .mk-h2{font-size:23px;}
  .mk-h3{font-size:18px;}
  .mk-hero-figure img{aspect-ratio:16/10;max-height:240px;}
  .mk-hero-note{font-size:12.5px;}
  .mk-hero-note span+span::before{margin:0 10px;}
  .mk-stats{grid-template-columns:1fr;margin-top:28px;}
  .mk-stat{border-left:0;padding:0;border-top:1px solid #D8D3C3;padding-top:20px;margin-top:20px;}
  .mk-stat:first-child{border-top:0;margin-top:0;padding-top:0;}
  .mk-section{padding:44px 0;}
  .mk-hero-actions .mk-btn{flex:1 1 auto;}
  .mk-footer-grid{grid-template-columns:1fr;gap:28px;}
  .mk-footer{padding-top:48px;}
  .mk-cta-inner h2{font-size:22px;}
  .mk-faq-q{font-size:16px;padding:18px 0;}
  .mk-btn{height:44px;padding:0 18px;font-size:15px;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --mk-green:#0F3A31;
  --mk-green-deep:#08211C;
  --mk-lime:#C8F04B;
  --mk-orange:#E4572E;
  --mk-sand:#F6F4EE;
  --mk-sand-2:#EFEDE4;
  --mk-white:#FFFFFF;
  --mk-line:#E2DED2;
  --mk-line-strong:#D9D5C7;
  --mk-ink:#222623;
  --mk-ink-2:#5A615C;
  --mk-err:#C8402A;
  --mk-r-card:14px;
  --mk-r-btn:10px;
  --mk-r-badge:6px;
  --mk-sh-1:0 1px 2px rgba(15,58,49,.06);
  --mk-sh-2:0 8px 24px -14px rgba(15,58,49,.18);
  --mk-sh-3:0 18px 40px -20px rgba(15,58,49,.28);
  --mk-container:1180px;
  --mk-font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--mk-font);
  font-size:17px;
  line-height:1.85;
  color:var(--mk-ink);
  background:var(--mk-sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--mk-green);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--mk-orange);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;}
.mk-container{max-width:var(--mk-container);margin:0 auto;padding:0 24px;}
.mk-num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.mk-header{
  position:sticky;top:0;z-index:60;
  background:var(--mk-white);
  border-bottom:1px solid var(--mk-line);
  transition:box-shadow .2s ease-out;
}
.mk-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,58,49,.35);}
.mk-header-inner{
  max-width:var(--mk-container);margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:32px;
}
.mk-logo{display:flex;align-items:baseline;gap:8px;text-decoration:none;color:var(--mk-green);}
.mk-logo-main{font-size:22px;font-weight:800;letter-spacing:-.2px;color:var(--mk-green);}
.mk-logo-sub{font-size:12px;font-weight:460;letter-spacing:2px;color:var(--mk-ink-2);}
.mk-nav-links{display:flex;align-items:center;gap:26px;}
.mk-nav-links a{
  font-size:15px;font-weight:500;color:var(--mk-ink);
  padding:24px 0;position:relative;line-height:1.4;
}
.mk-nav-links a::after{
  content:"";position:absolute;left:0;right:auto;bottom:14px;
  width:0;height:2px;background:var(--mk-green);transition:width .2s ease-out;
}
.mk-nav-links a:hover{color:var(--mk-green);}
.mk-nav-links a:hover::after{width:100%;}
.mk-nav-links a.is-active{color:var(--mk-green);font-weight:600;}
.mk-nav-links a.is-active::after{width:100%;}
.mk-nav-right{display:flex;align-items:center;gap:16px;}
.mk-nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 20px;background:var(--mk-orange);color:#fff;
  font-size:15px;font-weight:600;border-radius:var(--mk-r-btn);
  box-shadow:var(--mk-sh-1);transition:background .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.mk-nav-cta:hover{background:#cf4a24;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-sh-2);}
.mk-nav-cta:active{transform:translateY(0);}
.mk-burger{
  display:none;width:44px;height:44px;border:1px solid var(--mk-line);
  background:var(--mk-white);border-radius:var(--mk-r-btn);
  align-items:center;justify-content:center;padding:0;
}
.mk-burger span{display:block;width:18px;height:2px;background:var(--mk-green);position:relative;}
.mk-burger span::before,.mk-burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--mk-green);
}
.mk-burger span::before{top:-6px;}
.mk-burger span::after{top:6px;}

/* ---------- drawer ---------- */
.mk-drawer-mask{
  position:fixed;inset:0;background:rgba(8,33,28,.5);opacity:0;visibility:hidden;
  transition:opacity .2s ease-out,visibility .2s ease-out;z-index:80;
}
.mk-drawer-mask.is-open{opacity:1;visibility:visible;}
.mk-drawer{
  position:fixed;top:0;right:0;bottom:0;width:88%;max-width:360px;
  background:var(--mk-white);z-index:90;transform:translateX(100%);
  transition:transform .24s ease-out;display:flex;flex-direction:column;
  box-shadow:-16px 0 40px -24px rgba(8,33,28,.6);
}
.mk-drawer.is-open{transform:translateX(0);}
.mk-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--mk-line);}
.mk-drawer-close{
  width:40px;height:40px;border:1px solid var(--mk-line);background:var(--mk-white);
  border-radius:var(--mk-r-btn);font-size:20px;line-height:1;color:var(--mk-green);
}
.mk-drawer-links{flex:1;overflow-y:auto;padding:8px 0;}
.mk-drawer-links a{
  display:block;padding:0 20px;line-height:48px;font-size:16px;font-weight:500;
  color:var(--mk-ink);border-bottom:1px solid var(--mk-line);
}
.mk-drawer-links a.is-active{color:var(--mk-green);font-weight:600;background:var(--mk-sand-2);}
.mk-drawer-cta{padding:16px 20px 22px;}
.mk-drawer-cta .mk-btn{width:100%;}

/* ---------- buttons ---------- */
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;font-size:15px;font-weight:600;
  border-radius:var(--mk-r-btn);border:1.5px solid transparent;
  transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.mk-btn-primary{background:var(--mk-green);color:#fff;box-shadow:var(--mk-sh-1);}
.mk-btn-primary:hover{background:#0b2e27;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-sh-2);}
.mk-btn-orange{background:var(--mk-orange);color:#fff;box-shadow:var(--mk-sh-1);}
.mk-btn-orange:hover{background:#cf4a24;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-sh-2);}
.mk-btn-ghost{background:transparent;color:var(--mk-green);border-color:var(--mk-green);}
.mk-btn-ghost:hover{background:#EAF3D9;color:var(--mk-green);transform:translateY(-1px);}
.mk-btn:active{transform:translateY(0);box-shadow:var(--mk-sh-1);}
.mk-link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--mk-green);}
.mk-link-arrow .mk-arr{transition:transform .2s ease-out;}
.mk-link-arrow:hover .mk-arr{transform:translateX(4px);}

/* ---------- breadcrumb ---------- */
.mk-crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--mk-ink-2);padding:20px 0 0;
}
.mk-crumb a{color:var(--mk-ink-2);}
.mk-crumb a:hover{color:var(--mk-green);}
.mk-crumb .mk-crumb-sep{color:#b9b5a8;}
.mk-crumb .mk-crumb-cur{color:var(--mk-green);font-weight:500;}

/* ---------- hero ---------- */
.mk-hero{background:var(--mk-sand);padding:8px 0 72px;}
.mk-hero-grid{
  display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;
  margin-top:28px;
}
.mk-hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;
  background:var(--mk-lime);color:var(--mk-green);font-size:12px;font-weight:700;
  letter-spacing:1px;border-radius:var(--mk-r-badge);
}
.mk-hero h1{
  font-size:46px;line-height:1.25;font-weight:800;letter-spacing:-.5px;
  margin:20px 0 0;color:var(--mk-green);max-width:22ch;
}
.mk-h1-brand{display:inline-block;color:var(--mk-green);position:relative;}
.mk-h1-brand::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:6px;
  background:var(--mk-lime);opacity:.55;z-index:-1;
}
.mk-hero-sub{margin-top:20px;font-size:18px;line-height:1.75;color:var(--mk-ink-2);max-width:34em;}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.mk-hero-meta{
  display:flex;flex-wrap:wrap;gap:0;margin-top:26px;
  font-size:13px;color:var(--mk-ink-2);
}
.mk-hero-meta span{padding:0 14px;border-left:1px solid var(--mk-line-strong);}
.mk-hero-meta span:first-child{padding-left:0;border-left:0;}
.mk-hero-figure{position:relative;}
.mk-hero-figure img{
  width:100%;height:380px;object-fit:cover;border-radius:var(--mk-r-card);
  border:1px solid var(--mk-line);box-shadow:var(--mk-sh-2);
}
.mk-hero-chip{
  position:absolute;left:18px;bottom:18px;background:var(--mk-white);
  border:1px solid var(--mk-line);border-radius:10px;padding:12px 16px;
  box-shadow:var(--mk-sh-2);
}
.mk-hero-chip strong{display:block;font-size:22px;font-weight:800;color:var(--mk-green);font-variant-numeric:tabular-nums;}
.mk-hero-chip em{font-style:normal;font-size:12.5px;color:var(--mk-ink-2);}

/* ---------- section base ---------- */
.mk-section{padding:88px 0;}
.mk-section-alt{background:var(--mk-white);border-top:1px solid var(--mk-line);border-bottom:1px solid var(--mk-line);}
.mk-section-deep{background:var(--mk-green-deep);color:#E8EDE8;}
.mk-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;}
.mk-sec-num{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;
  letter-spacing:2px;color:var(--mk-ink-2);font-variant-numeric:tabular-nums;
}
.mk-sec-num::before{content:"";width:10px;height:10px;background:var(--mk-lime);display:inline-block;}
.mk-h2{font-size:32px;line-height:1.3;font-weight:800;color:var(--mk-green);margin-top:14px;letter-spacing:-.3px;}
.mk-sec-sub{margin-top:16px;font-size:16px;color:var(--mk-ink-2);max-width:46em;}
.mk-section-deep .mk-h2{color:#fff;}
.mk-section-deep .mk-sec-sub{color:rgba(232,237,232,.75);}
.mk-section-deep .mk-sec-num{color:rgba(232,237,232,.6);}

/* ---------- bento ---------- */
.mk-bento{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.mk-bento-card{
  background:var(--mk-white);border:1px solid var(--mk-line);border-radius:var(--mk-r-card);
  box-shadow:var(--mk-sh-1);overflow:hidden;
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
  display:flex;flex-direction:column;
}
.mk-bento-card:hover{border-color:var(--mk-green);transform:translateY(-2px);box-shadow:var(--mk-sh-2);}
.mk-bento-lg{grid-column:span 7;grid-row:span 2;}
.mk-bento-sm{grid-column:span 5;}
.mk-bento-wide{grid-column:span 12;flex-direction:row;align-items:stretch;}
.mk-card-media{overflow:hidden;display:block;}
.mk-card-media img{width:100%;height:230px;object-fit:cover;transition:transform .24s ease-out;}
.mk-bento-card:hover .mk-card-media img{transform:scale(1.03);}
.mk-card-body{padding:26px 28px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.mk-card-tag{
  align-self:flex-start;height:24px;padding:0 10px;border-radius:var(--mk-r-badge);
  background:var(--mk-lime);color:var(--mk-green);font-size:11.5px;font-weight:700;
  display:inline-flex;align-items:center;letter-spacing:.4px;
}
.mk-card-tag-soft{background:var(--mk-sand-2);color:var(--mk-ink-2);}
.mk-card-title{font-size:20px;font-weight:700;line-height:1.4;color:var(--mk-green);}
.mk-card-text{font-size:15px;line-height:1.75;color:var(--mk-ink-2);}
.mk-icon-box{
  width:40px;height:40px;border:1.5px solid var(--mk-green);border-radius:8px;
  display:flex;align-items:center;justify-content:center;color:var(--mk-green);
  font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;
}
.mk-bento-wide .mk-wide-left{padding:30px;flex:1.4;display:flex;flex-direction:column;gap:12px;}
.mk-bento-wide .mk-wide-right{
  flex:1;background:var(--mk-sand-2);padding:30px;display:flex;flex-direction:column;justify-content:center;gap:14px;
  border-left:1px solid var(--mk-line);
}
.mk-mini-row{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding-bottom:10px;border-bottom:1px dashed var(--mk-line-strong);}
.mk-mini-row:last-child{border-bottom:0;padding-bottom:0;}
.mk-mini-row span{font-size:14px;color:var(--mk-ink-2);}
.mk-mini-row b{font-size:17px;color:var(--mk-green);font-weight:800;font-variant-numeric:tabular-nums;}

/* ---------- steps ---------- */
.mk-steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:8px;}
.mk-steps::before{
  content:"";position:absolute;left:0;right:0;top:22px;height:1px;background:var(--mk-line-strong);
}
.mk-step{position:relative;padding-top:62px;}
.mk-step-num{
  position:absolute;top:0;left:0;width:46px;height:46px;border-radius:50%;
  background:var(--mk-green);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;border:4px solid var(--mk-white);
  box-shadow:0 0 0 1px var(--mk-line-strong);
}
.mk-step-title{font-size:18px;font-weight:700;color:var(--mk-green);}
.mk-step-text{margin-top:8px;font-size:14.5px;line-height:1.7;color:var(--mk-ink-2);}

/* ---------- fields ---------- */
.mk-fields{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;}
.mk-field-item{
  display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--mk-line);
  align-items:flex-start;
}
.mk-field-num{
  flex:0 0 auto;width:26px;font-size:13px;font-weight:700;color:var(--mk-orange);
  font-variant-numeric:tabular-nums;padding-top:3px;
}
.mk-field-title{font-size:16.5px;font-weight:700;color:var(--mk-green);line-height:1.5;}
.mk-field-text{margin-top:4px;font-size:14.5px;line-height:1.7;color:var(--mk-ink-2);}

/* ---------- cross cards ---------- */
.mk-cross{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.mk-cross-card{
  background:var(--mk-white);border:1px solid var(--mk-line);border-radius:var(--mk-r-card);
  overflow:hidden;box-shadow:var(--mk-sh-1);display:flex;flex-direction:column;
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.mk-cross-card:hover{border-color:var(--mk-green);transform:translateY(-2px);box-shadow:var(--mk-sh-2);}
.mk-cross-card img{width:100%;height:168px;object-fit:cover;}
.mk-cross-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.mk-cross-title{font-size:18px;font-weight:700;color:var(--mk-green);}
.mk-cross-text{font-size:14.5px;line-height:1.7;color:var(--mk-ink-2);}
.mk-cross-body .mk-link-arrow{margin-top:auto;padding-top:8px;font-size:14.5px;}

/* ---------- cta bar ---------- */
.mk-cta-bar{background:var(--mk-green-deep);color:#E8EDE8;padding:56px 0;}
.mk-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.mk-cta-bar h2{font-size:26px;line-height:1.4;font-weight:800;color:#fff;letter-spacing:-.2px;}
.mk-cta-bar p{margin-top:10px;font-size:15px;color:rgba(232,237,232,.72);}

/* ---------- footer ---------- */
.mk-footer{background:var(--mk-green-deep);color:#E8EDE8;padding:72px 0 28px;}
.mk-footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid rgba(232,237,232,.16);
}
.mk-footer-brand{display:flex;align-items:baseline;gap:8px;margin-bottom:16px;}
.mk-footer-brand .mk-logo-main{color:#fff;}
.mk-footer-brand .mk-logo-sub{color:rgba(232,237,232,.7);}
.mk-footer p{font-size:14.5px;line-height:1.8;color:rgba(232,237,232,.72);max-width:30em;}
.mk-footer h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.mk-footer-links{display:flex;flex-direction:column;gap:10px;}
.mk-footer-links a{font-size:14.5px;color:rgba(232,237,232,.78);}
.mk-footer-links a:hover{color:var(--mk-lime);}
.mk-footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14.5px;color:rgba(232,237,232,.78);}
.mk-footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:24px;font-size:13px;color:rgba(232,237,232,.6);
}

/* ---------- responsive ---------- */
@media screen and (max-width:1023px){
  .mk-nav-links,.mk-nav-cta{display:none;}
  .mk-burger{display:flex;}
  .mk-header-inner{height:60px;padding:0 18px;}
  .mk-container{padding:0 18px;}
  .mk-hero{padding:4px 0 56px;}
  .mk-hero-grid{grid-template-columns:1fr;gap:32px;margin-top:22px;}
  .mk-hero h1{font-size:34px;max-width:none;}
  .mk-hero-sub{font-size:17px;}
  .mk-hero-figure img{height:280px;}
  .mk-section{padding:64px 0;}
  .mk-h2{font-size:27px;}
  .mk-bento-lg{grid-column:span 12;grid-row:auto;}
  .mk-bento-sm{grid-column:span 12;}
  .mk-bento-wide{flex-direction:column;}
  .mk-bento-wide .mk-wide-right{border-left:0;border-top:1px solid var(--mk-line);}
  .mk-steps{grid-template-columns:repeat(2,1fr);gap:32px 24px;}
  .mk-steps::before{display:none;}
  .mk-fields{grid-template-columns:1fr;}
  .mk-cross{grid-template-columns:repeat(2,1fr);}
  .mk-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .mk-section-head{flex-direction:column;align-items:flex-start;gap:16px;}
}
@media screen and (max-width:639px){
  body{font-size:16px;line-height:1.9;}
  .mk-hero h1{font-size:28px;line-height:1.32;}
  .mk-h2{font-size:23px;}
  .mk-hero-figure img{height:220px;}
  .mk-hero-actions .mk-btn{width:100%;}
  .mk-hero-meta span{padding:0 10px;font-size:12.5px;}
  .mk-section{padding:44px 0;}
  .mk-card-media img{height:180px;}
  .mk-card-body{padding:22px;}
  .mk-steps{grid-template-columns:1fr;}
  .mk-step{padding-top:56px;}
  .mk-cross{grid-template-columns:1fr;}
  .mk-cta-bar{padding:44px 0;}
  .mk-cta-bar h2{font-size:22px;}
  .mk-cta-inner .mk-btn{width:100%;}
  .mk-footer{padding:52px 0 24px;}
  .mk-footer-grid{grid-template-columns:1fr;gap:28px;}
  .mk-footer-bottom{flex-direction:column;gap:8px;}
  .mk-bento-wide .mk-wide-left,.mk-bento-wide .mk-wide-right{padding:22px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --mk-green:#0F3A31;
  --mk-green-deep:#08211C;
  --mk-lime:#C8F04B;
  --mk-orange:#E4572E;
  --mk-bg:#F6F4EE;
  --mk-card:#FFFFFF;
  --mk-line:#E2DED2;
  --mk-sand:#EFEDE4;
  --mk-text:#222623;
  --mk-muted:#5A615C;
  --mk-error:#C8402A;
  --mk-radius-card:14px;
  --mk-radius-btn:10px;
  --mk-radius-badge:6px;
  --mk-shadow-1:0 1px 2px rgba(15,58,49,.06);
  --mk-shadow-2:0 8px 24px -14px rgba(15,58,49,.18);
  --mk-shadow-3:0 18px 40px -20px rgba(15,58,49,.28);
  --mk-container:1180px;
  --mk-gutter:32px;
}

/* ============ 基础样式 ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:#FFFFFF;
  color:var(--mk-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--mk-radius-card)}
a{color:var(--mk-green);text-decoration:none}
a:hover{color:var(--mk-orange)}
button{font-family:inherit}
h1,h2,h3,h4,h5,h6,p,ul,ol{margin:0}
ul,ol{padding-left:0}
.mk-no-scroll{overflow:hidden}

/* ============ 容器 ============ */
.mk-container{
  width:100%;
  max-width:var(--mk-container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ============ 头部导航 ============ */
.mk-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#FFFFFF;
  border-bottom:1px solid var(--mk-line);
  transition:box-shadow .2s ease-out;
}
.mk-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,58,49,.35)}
.mk-nav-inner{
  display:flex;
  align-items:center;
  height:72px;
  gap:16px;
}
.mk-logo{
  display:inline-flex;
  flex-direction:column;
  justify-content:center;
  line-height:1;
  text-decoration:none;
  flex:none;
}
.mk-logo-main{
  font-size:20px;
  font-weight:800;
  letter-spacing:.4px;
  color:var(--mk-green);
}
.mk-logo-sub{
  margin-top:5px;
  font-size:12px;
  font-weight:500;
  letter-spacing:2px;
  color:var(--mk-muted);
}
.mk-nav-links{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
}
.mk-nav-links a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:72px;
  padding:0 11px;
  font-size:15px;
  font-weight:500;
  color:var(--mk-text);
  border-bottom:2px solid transparent;
  transition:color .18s ease-out,border-color .18s ease-out;
  white-space:nowrap;
}
.mk-nav-links a:hover{color:var(--mk-green);border-bottom-color:var(--mk-green)}
.mk-nav-links a.is-active{
  color:var(--mk-green);
  font-weight:600;
  border-bottom-color:var(--mk-green);
}
.mk-nav-right{
  display:flex;
  align-items:center;
  gap:14px;
  margin-left:var(--mk-gutter);
  flex:none;
}

/* ============ 按钮 ============ */
.mk-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border:none;
  border-radius:var(--mk-radius-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  text-decoration:none;
  cursor:pointer;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.mk-btn:active{transform:translateY(0)}
.mk-btn:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px}
.mk-btn-orange{
  background:var(--mk-orange);
  color:#FFFFFF;
  box-shadow:0 8px 20px -14px rgba(228,87,46,.9);
}
.mk-btn-orange:hover{
  background:#D14A24;
  color:#FFFFFF;
  transform:translateY(-1px);
  box-shadow:0 14px 28px -16px rgba(228,87,46,.95);
}
.mk-btn-primary{
  background:var(--mk-green);
  color:#FFFFFF;
}
.mk-btn-primary:hover{
  background:#0B2C25;
  color:#FFFFFF;
  transform:translateY(-1px);
  box-shadow:var(--mk-shadow-2);
}
.mk-btn-ghost{
  background:transparent;
  color:var(--mk-green);
  border:1.5px solid var(--mk-green);
}
.mk-btn-ghost:hover{background:#EAF3D9;color:var(--mk-green);transform:translateY(-1px)}
.mk-btn-sm{height:40px;padding:0 20px;font-size:14.5px}

/* ============ 汉堡与抽屉 ============ */
.mk-burger{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:42px;
  height:42px;
  padding:0 9px;
  background:#FFFFFF;
  border:1px solid var(--mk-line);
  border-radius:10px;
  cursor:pointer;
}
.mk-burger span{
  display:block;
  height:2px;
  width:100%;
  background:var(--mk-green);
  border-radius:2px;
}
.mk-burger:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px}
.mk-drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(8,33,28,.5);
  opacity:0;
  visibility:hidden;
  transition:opacity .2s ease-out,visibility .2s ease-out;
  z-index:90;
}
.mk-drawer-mask.is-open{opacity:1;visibility:visible}
.mk-drawer{
  position:fixed;
  top:0;
  right:0;
  bottom:0;
  width:88%;
  max-width:360px;
  background:#FFFFFF;
  z-index:95;
  display:flex;
  flex-direction:column;
  transform:translateX(100%);
  transition:transform .24s ease-out;
  box-shadow:-18px 0 40px -24px rgba(8,33,28,.6);
}
.mk-drawer.is-open{transform:translateX(0)}
.mk-drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 20px;
  border-bottom:1px solid var(--mk-line);
}
.mk-drawer-head .mk-logo-main{font-size:18px}
.mk-drawer-close{
  width:36px;
  height:36px;
  border:1px solid var(--mk-line);
  background:#FFFFFF;
  border-radius:10px;
  font-size:20px;
  line-height:1;
  color:var(--mk-green);
  cursor:pointer;
}
.mk-drawer-links{
  display:flex;
  flex-direction:column;
  padding:8px 20px 0;
  overflow-y:auto;
  flex:1 1 auto;
}
.mk-drawer-links a{
  display:flex;
  align-items:center;
  height:48px;
  font-size:15.5px;
  color:var(--mk-text);
  border-bottom:1px solid var(--mk-line);
}
.mk-drawer-links a.is-active{color:var(--mk-green);font-weight:600}
.mk-drawer-cta{
  margin:20px;
  width:calc(100% - 40px);
}

/* ============ 面包屑 ============ */
.mk-crumbs{
  padding-top:20px;
  padding-bottom:0;
  font-size:13px;
  color:var(--mk-muted);
}
.mk-crumbs-inner{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
}
.mk-crumbs a{color:var(--mk-muted)}
.mk-crumbs a:hover{color:var(--mk-green)}
.mk-crumb-sep{color:#B9B4A4}
.mk-crumb-current{color:var(--mk-green);font-weight:500}

/* ============ 分类页首屏 ============ */
.mk-hero-cat{
  background:var(--mk-bg);
  padding:36px 0 72px;
  border-bottom:1px solid var(--mk-line);
}
.mk-hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
}
.mk-tag{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:var(--mk-radius-badge);
  background:var(--mk-lime);
  color:var(--mk-green);
  font-size:11.5px;
  font-weight:600;
  letter-spacing:.5px;
}
.mk-tag-sand{
  background:var(--mk-sand);
  color:var(--mk-muted);
}
.mk-hero-cat h1{
  margin-top:20px;
  font-size:46px;
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.5px;
  color:var(--mk-text);
}
.mk-hero-lead{
  margin-top:20px;
  font-size:18px;
  line-height:1.85;
  color:var(--mk-muted);
  max-width:560px;
}
.mk-hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.mk-hero-points{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-top:26px;
  font-size:13px;
  color:var(--mk-muted);
}
.mk-hero-points span{
  display:inline-flex;
  align-items:center;
}
.mk-hero-points span + span::before{
  content:"";
  display:inline-block;
  width:1px;
  height:12px;
  background:var(--mk-line);
  margin:0 14px;
}
.mk-hero-figure{
  position:relative;
}
.mk-hero-figure img{
  width:100%;
  border:1px solid var(--mk-line);
  border-radius:var(--mk-radius-card);
  box-shadow:var(--mk-shadow-2);
}
.mk-hero-figure-tag{
  position:absolute;
  left:20px;
  bottom:-18px;
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  background:#FFFFFF;
  border:1px solid var(--mk-line);
  border-radius:10px;
  padding:10px 16px;
  font-size:13px;
  color:var(--mk-muted);
  box-shadow:var(--mk-shadow-2);
}
.mk-hero-figure-tag b{
  font-size:20px;
  font-weight:700;
  color:var(--mk-green);
  font-variant-numeric:tabular-nums;
  font-family:"SFMono-Regular",Consolas,monospace;
}

/* ============ 板块通用 ============ */
.mk-section{padding:88px 0}
.mk-section-alt{background:var(--mk-bg)}
.mk-section-sand{background:var(--mk-sand)}
.mk-section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:36px;
}
.mk-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:2px;
  color:var(--mk-green);
  margin-bottom:14px;
}
.mk-eyebrow::before{
  content:"";
  width:18px;
  height:2px;
  background:var(--mk-lime);
}
.mk-section-head h2{
  font-size:32px;
  line-height:1.3;
  font-weight:700;
  color:var(--mk-text);
}
.mk-section-head p{
  margin-top:12px;
  font-size:15.5px;
  line-height:1.8;
  color:var(--mk-muted);
  max-width:640px;
}
.mk-link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14.5px;
  font-weight:600;
  color:var(--mk-green);
  white-space:nowrap;
}
.mk-link-arrow i{transition:transform .18s ease-out}
.mk-link-arrow:hover i{transform:translateX(4px)}

/* ============ 对比双栏 ============ */
.mk-compare{
  position:relative;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
}
.mk-compare::after{
  content:"";
  position:absolute;
  left:50%;
  top:16px;
  bottom:16px;
  width:0;
  border-left:1px dashed #CFCAB9;
  transform:translateX(-50%);
}
.mk-compare-badge{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  width:32px;
  height:32px;
  border-radius:50%;
  background:var(--mk-green);
  color:#FFFFFF;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  z-index:3;
  box-shadow:0 8px 18px -10px rgba(8,33,28,.9);
}
.mk-compare-col{
  padding:28px;
  border-radius:var(--mk-radius-card);
}
.mk-compare-left{
  background:var(--mk-sand);
}
.mk-compare-right{
  background:#FFFFFF;
  border:1.5px solid var(--mk-green);
  box-shadow:var(--mk-shadow-2);
}
.mk-compare-head{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  font-weight:600;
  color:var(--mk-muted);
  padding-bottom:16px;
  border-bottom:1px solid var(--mk-line);
}
.mk-compare-right .mk-compare-head{color:var(--mk-green)}
.mk-compare-head i{font-size:13px}
.mk-compare-list{list-style:none;margin:0;padding:0}
.mk-compare-list li{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
  padding:15px 0;
  border-bottom:1px dashed #DCD7C7;
  font-size:14.5px;
  line-height:1.7;
}
.mk-compare-list li:last-child{border-bottom:none;padding-bottom:0}
.mk-compare-k{color:var(--mk-muted);flex:none}
.mk-compare-v{text-align:right;color:#8A8F8A}
.mk-compare-right .mk-compare-v{
  color:var(--mk-orange);
  font-weight:700;
}

/* ============ 指标卡 ============ */
.mk-metrics{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.mk-metric{
  background:#FFFFFF;
  border:1px solid var(--mk-line);
  border-radius:var(--mk-radius-card);
  padding:28px;
  box-shadow:var(--mk-shadow-1);
  transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.mk-metric:hover{
  border-color:var(--mk-green);
  box-shadow:var(--mk-shadow-2);
  transform:translateY(-2px);
}
.mk-metric-num{
  font-size:46px;
  line-height:1.1;
  font-weight:700;
  color:var(--mk-green);
  font-variant-numeric:tabular-nums;
  transition:color .2s ease-out;
}
.mk-metric-num small{
  font-size:14px;
  font-weight:600;
  margin-left:5px;
  letter-spacing:0;
}
.mk-metric:hover .mk-metric-num{color:var(--mk-orange)}
.mk-metric-bar{
  width:32px;
  height:3px;
  background:var(--mk-lime);
  margin:16px 0 14px;
}
.mk-metric-label{
  font-size:14px;
  font-weight:600;
  color:var(--mk-text);
}
.mk-metric-note{
  margin-top:8px;
  font-size:12.5px;
  line-height:1.7;
  color:var(--mk-muted);
}

/* ============ FAQ ============ */
.mk-faq{
  max-width:820px;
  margin:0 auto;
}
.mk-faq-item{
  border-bottom:1px solid var(--mk-line);
}
.mk-faq-item:first-child{border-top:1px solid var(--mk-line)}
.mk-faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  width:100%;
  padding:22px 0;
  background:none;
  border:none;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:var(--mk-text);
  cursor:pointer;
  transition:color .18s ease-out;
}
.mk-faq-q:hover{color:var(--mk-green)}
.mk-faq-q:focus-visible{outline:2px solid var(--mk-lime);outline-offset:4px}
.mk-faq-icon{
  position:relative;
  flex:none;
  width:24px;
  height:24px;
  border:1.5px solid var(--mk-line);
  border-radius:50%;
  transition:border-color .2s ease-out,transform .2s ease-out;
}
.mk-faq-icon::before,
.mk-faq-icon::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  background:var(--mk-green);
  transition:background-color .2s ease-out,opacity .2s ease-out;
}
.mk-faq-icon::before{
  width:11px;
  height:1.5px;
  transform:translate(-50%,-50%);
}
.mk-faq-icon::after{
  width:1.5px;
  height:11px;
  transform:translate(-50%,-50%);
}
.mk-faq-item.is-open .mk-faq-q{color:var(--mk-green)}
.mk-faq-item.is-open .mk-faq-icon{border-color:var(--mk-orange)}
.mk-faq-item.is-open .mk-faq-icon::before{background:var(--mk-orange)}
.mk-faq-item.is-open .mk-faq-icon::after{opacity:0}
.mk-faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .24s ease-out;
}
.mk-faq-item.is-open .mk-faq-a{max-height:420px}
.mk-faq-a-inner{
  padding:0 0 20px;
  font-size:15.5px;
  line-height:1.85;
  color:var(--mk-muted);
  max-width:720px;
}

/* ============ 深色转化条 ============ */
.mk-cta-band{
  background:var(--mk-green-deep);
  padding:64px 0;
}
.mk-cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
}
.mk-cta-band h2{
  font-size:28px;
  line-height:1.35;
  font-weight:700;
  color:#FFFFFF;
}
.mk-cta-band p{
  margin-top:12px;
  font-size:15px;
  line-height:1.8;
  color:rgba(232,237,232,.74);
  max-width:620px;
}
.mk-cta-note{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
  margin-top:18px;
  font-size:13.5px;
  color:rgba(232,237,232,.6);
}
.mk-cta-note i{margin-right:6px;color:var(--mk-lime)}

/* ============ 页脚 ============ */
.mk-footer{
  background:var(--mk-green-deep);
  color:#E8EDE8;
  padding:64px 0 0;
  border-top:1px solid rgba(232,237,232,.08);
}
.mk-footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:48px;
}
.mk-footer-brand{
  display:flex;
  align-items:baseline;
  gap:8px;
  margin-bottom:16px;
}
.mk-footer .mk-logo-main{color:#FFFFFF;font-size:20px;font-weight:800}
.mk-footer .mk-logo-sub{color:rgba(232,237,232,.68);font-size:12px;letter-spacing:2px;margin-top:0}
.mk-footer p{
  font-size:14px;
  line-height:1.85;
  color:rgba(232,237,232,.68);
  max-width:320px;
}
.mk-footer h4{
  font-size:14px;
  font-weight:600;
  color:#FFFFFF;
  margin-bottom:16px;
  letter-spacing:.5px;
}
.mk-footer-links{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.mk-footer-links a{
  font-size:14px;
  color:rgba(232,237,232,.7);
  transition:color .18s ease-out;
}
.mk-footer-links a:hover{color:var(--mk-lime)}
.mk-footer-links a:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px}
.mk-footer-contact{
  display:flex;
  flex-direction:column;
  gap:10px;
  font-size:14px;
  color:rgba(232,237,232,.7);
  line-height:1.7;
}
.mk-footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:22px 0;
  border-top:1px solid rgba(232,237,232,.1);
  font-size:13px;
  color:rgba(232,237,232,.6);
}

/* ============ 响应式：平板 ============ */
@media screen and (max-width:1023px){
  .mk-nav-links{display:none}
  .mk-nav-right .mk-btn{display:none}
  .mk-burger{display:flex}
  .mk-nav-right{margin-left:auto}
  .mk-nav-inner{height:64px}
  .mk-section{padding:64px 0}
  .mk-hero-cat{padding:28px 0 56px}
  .mk-hero-grid{grid-template-columns:1fr;gap:36px}
  .mk-hero-cat h1{font-size:34px}
  .mk-hero-lead{font-size:17px;max-width:100%}
  .mk-section-head{flex-direction:column;align-items:flex-start;gap:16px}
  .mk-section-head h2{font-size:26px}
  .mk-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .mk-cta-inner{flex-direction:column;align-items:flex-start;gap:24px}
  .mk-metrics{grid-template-columns:1fr 1fr}
  .mk-metric-num{font-size:40px}
}

/* ============ 响应式：手机 ============ */
@media screen and (max-width:639px){
  body{font-size:16px;line-height:1.9}
  .mk-container{padding-left:18px;padding-right:18px}
  .mk-section{padding:44px 0}
  .mk-hero-cat{padding:22px 0 44px}
  .mk-hero-cat h1{font-size:28px;margin-top:16px}
  .mk-hero-lead{font-size:16px;margin-top:14px}
  .mk-hero-actions{margin-top:24px;gap:10px}
  .mk-hero-actions .mk-btn{width:100%}
  .mk-hero-points{font-size:12.5px}
  .mk-hero-figure-tag{left:12px;bottom:-14px;padding:8px 12px;font-size:12px}
  .mk-section-head h2{font-size:23px}
  .mk-section-head p{font-size:15px}
  .mk-compare{grid-template-columns:1fr;gap:14px}
  .mk-compare::after{display:none}
  .mk-compare-badge{display:none}
  .mk-compare-col{padding:20px}
  .mk-compare-list li{font-size:14px;gap:12px;flex-direction:column}
  .mk-compare-v{text-align:left}
  .mk-metrics{grid-template-columns:1fr;gap:16px}
  .mk-metric{padding:22px}
  .mk-metric-num{font-size:36px}
  .mk-faq-q{font-size:16px;padding:18px 0;gap:16px}
  .mk-faq-a-inner{font-size:15px;padding-bottom:18px}
  .mk-cta-band{padding:44px 0}
  .mk-cta-band h2{font-size:23px}
  .mk-cta-band .mk-btn{width:100%}
  .mk-footer{padding-top:44px}
  .mk-footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .mk-footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;font-size:12.5px}
  .mk-crumbs{padding-top:16px}
  .mk-crumbs-inner{font-size:12.5px;gap:6px}
}

@media (prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important}
}

/* roulang page: category4 */
:root{
  --mk-green:#0F3A31;
  --mk-green-deep:#08211C;
  --mk-lime:#C8F04B;
  --mk-orange:#E4572E;
  --mk-sand:#F6F4EE;
  --mk-sand-deep:#EFEDE4;
  --mk-white:#FFFFFF;
  --mk-line:#E2DED2;
  --mk-text:#222623;
  --mk-muted:#5A615C;
  --mk-error:#C8402A;
  --mk-radius:14px;
  --mk-radius-sm:10px;
  --mk-shadow-1:0 1px 2px rgba(15,58,49,.06);
  --mk-shadow-2:0 8px 24px -14px rgba(15,58,49,.18);
  --mk-shadow-3:0 18px 40px -20px rgba(15,58,49,.28);
  --mk-maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--mk-text);
  background:var(--mk-sand);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{
  font-family:inherit;
  margin:0;
  color:var(--mk-green-deep);
  font-weight:700;
  line-height:1.3;
}
p{margin:0 0 1.2em}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease-out}
button{font-family:inherit}
ul,ol{margin:0 0 1.2em}
:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px}
.mk-container{width:100%;max-width:var(--mk-maxw);margin:0 auto;padding:0 24px}

/* ---------- 导航 ---------- */
.mk-header{
  position:sticky;top:0;z-index:80;background:var(--mk-white);
  border-bottom:1px solid var(--mk-line);
  transition:box-shadow .2s ease-out;
}
.mk-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,58,49,.35)}
.mk-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;height:72px}
.mk-logo{display:flex;flex-direction:column;line-height:1.1;flex:0 0 auto}
.mk-logo-main{font-size:20px;font-weight:800;letter-spacing:.4px;color:var(--mk-green)}
.mk-logo-sub{font-size:12px;font-weight:500;letter-spacing:2px;color:var(--mk-muted);margin-top:3px}
.mk-nav-links{display:flex;align-items:center;gap:24px;font-size:15px;font-weight:500}
.mk-nav-links a{position:relative;padding:6px 0;color:var(--mk-text)}
.mk-nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--mk-green);transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease-out;
}
.mk-nav-links a:hover{color:var(--mk-green)}
.mk-nav-links a:hover::after{transform:scaleX(1)}
.mk-nav-links a.is-active{color:var(--mk-green);font-weight:600}
.mk-nav-links a.is-active::after{transform:scaleX(1)}
.mk-nav-right{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.mk-burger{
  display:none;width:42px;height:38px;border:1px solid var(--mk-line);
  border-radius:var(--mk-radius-sm);background:var(--mk-white);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
  transition:border-color .18s ease-out,background-color .18s ease-out;
}
.mk-burger:hover{border-color:var(--mk-green);background:var(--mk-sand)}
.mk-burger span{display:block;width:18px;height:2px;background:var(--mk-green);border-radius:2px}

/* ---------- 抽屉 ---------- */
.mk-drawer-mask{
  position:fixed;inset:0;background:rgba(8,33,28,.5);z-index:90;
  opacity:0;visibility:hidden;transition:opacity .22s ease-out,visibility .22s ease-out;
}
.mk-drawer-mask.is-open{opacity:1;visibility:visible}
.mk-drawer{
  position:fixed;top:0;right:0;bottom:0;width:88%;max-width:360px;z-index:100;
  background:var(--mk-white);display:flex;flex-direction:column;
  transform:translateX(102%);visibility:hidden;
  transition:transform .24s ease-out,visibility .24s ease-out;
  box-shadow:-18px 0 40px -24px rgba(8,33,28,.5);
}
.mk-drawer.is-open{transform:translateX(0);visibility:visible}
.mk-drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;border-bottom:1px solid var(--mk-line);
}
.mk-drawer-close{
  width:36px;height:36px;border:1px solid var(--mk-line);background:var(--mk-white);
  border-radius:var(--mk-radius-sm);font-size:20px;line-height:1;color:var(--mk-green);cursor:pointer;
}
.mk-drawer-close:hover{border-color:var(--mk-green);background:var(--mk-sand)}
.mk-drawer-links{flex:1 1 auto;overflow-y:auto;padding:8px 20px}
.mk-drawer-links a{
  display:block;line-height:48px;font-size:15.5px;font-weight:500;
  border-bottom:1px solid var(--mk-line);color:var(--mk-text);
}
.mk-drawer-links a:hover,.mk-drawer-links a.is-active{color:var(--mk-green);font-weight:600}
.mk-drawer-cta{margin:16px 20px 24px;width:calc(100% - 40px)}
.mk-noscroll{overflow:hidden}

/* ---------- 按钮 ---------- */
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--mk-radius-sm);
  font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.mk-btn-accent{background:var(--mk-orange);color:#fff}
.mk-btn-accent:hover{background:#cf4a25;color:#fff;transform:translateY(-1px);box-shadow:0 14px 26px -18px rgba(228,87,46,.9)}
.mk-btn-accent:active{transform:translateY(0);box-shadow:none}
.mk-btn-primary{background:var(--mk-green);color:#fff}
.mk-btn-primary:hover{background:#0c2f28;transform:translateY(-1px);box-shadow:var(--mk-shadow-3)}
.mk-btn-ghost{border-color:var(--mk-green);color:var(--mk-green);background:transparent}
.mk-btn-ghost:hover{background:#EAF3D9;transform:translateY(-1px)}
.mk-link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--mk-green)}
.mk-link-arrow span{transition:transform .18s ease-out}
.mk-link-arrow:hover span{transform:translateX(4px)}
.mk-link-arrow:hover{color:#0c2f28}

/* ---------- 面包屑 ---------- */
.mk-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--mk-muted);padding:20px 0 0}
.mk-crumb a{color:var(--mk-muted)}
.mk-crumb a:hover{color:var(--mk-green)}
.mk-crumb .mk-crumb-sep{color:#B9B5A7}
.mk-crumb .is-current{color:var(--mk-green);font-weight:500}

/* ---------- Hero ---------- */
.mk-hero{background:var(--mk-sand);border-bottom:1px solid var(--mk-line);padding-bottom:64px}
.mk-hero-grid{margin-top:24px}
.mk-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:var(--mk-lime);color:var(--mk-green);font-size:11.5px;font-weight:700;letter-spacing:.6px;
}
.mk-hero h1{font-size:46px;line-height:1.22;letter-spacing:-.5px;margin:20px 0 0}
.mk-h1-sub{display:block;font-size:19px;font-weight:600;line-height:1.5;letter-spacing:.4px;color:var(--mk-muted);margin-top:14px}
.mk-hero-lead{font-size:18px;line-height:1.85;color:var(--mk-muted);margin:22px 0 0;max-width:560px}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.mk-hero-points{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:26px;font-size:13px;color:var(--mk-muted)}
.mk-hero-points span{display:inline-flex;align-items:center;gap:12px}
.mk-hero-points span + span::before{content:"";width:1px;height:12px;background:var(--mk-line);display:inline-block}
.mk-hero-media{
  border-radius:var(--mk-radius);overflow:hidden;border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-2);background:var(--mk-white);
}
.mk-hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}

/* ---------- 板块通用 ---------- */
.mk-section{padding:88px 0}
.mk-section-alt{background:var(--mk-white);border-top:1px solid var(--mk-line);border-bottom:1px solid var(--mk-line)}
.mk-sec-head{display:flex;align-items:baseline;gap:14px;margin-bottom:24px;flex-wrap:wrap}
.mk-sec-num{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:13px;font-weight:700;color:var(--mk-green);letter-spacing:1px;
  padding-bottom:2px;border-bottom:3px solid var(--mk-lime);
}
.mk-sec-title{font-size:32px;letter-spacing:-.3px}
.mk-sec-desc{font-size:15px;color:var(--mk-muted);margin:0 0 32px;max-width:720px}

/* ---------- 正文排版 ---------- */
.mk-prose{max-width:760px;margin:0 auto}
.mk-prose p{font-size:17px;line-height:1.9;margin:0 0 1.2em;color:var(--mk-text)}
.mk-prose h2{
  position:relative;font-size:26px;line-height:1.4;margin:48px 0 20px;padding-left:16px;
}
.mk-prose h2::before{
  content:"";position:absolute;left:0;top:6px;width:4px;height:20px;
  background:var(--mk-lime);border-radius:2px;
}
.mk-prose h2:first-child{margin-top:0}
.mk-prose h3{font-size:20px;line-height:1.5;margin:32px 0 14px;color:var(--mk-green)}
.mk-prose ul{list-style:none;margin:0 0 1.2em;padding-left:12px}
.mk-prose ul li{position:relative;padding-left:20px;margin-bottom:10px;font-size:16.5px;line-height:1.85}
.mk-prose ul li::before{
  content:"";position:absolute;left:0;top:12px;width:8px;height:8px;
  background:var(--mk-lime);border-radius:1px;
}
.mk-prose blockquote{
  margin:28px 0;padding:20px 24px;background:var(--mk-sand-deep);
  border-left:3px solid var(--mk-green);border-radius:0 var(--mk-radius) var(--mk-radius) 0;
  font-size:16.5px;line-height:1.85;color:var(--mk-green);
}
.mk-prose figure{margin:32px 0}
.mk-prose figure img{border-radius:var(--mk-radius);border:1px solid var(--mk-line);width:100%}
.mk-prose figcaption{font-size:13px;color:var(--mk-muted);text-align:center;margin-top:10px;line-height:1.7}
.mk-prose .mk-table-wrap{overflow-x:auto;margin:28px 0;border:1px solid var(--mk-line);border-radius:var(--mk-radius);background:var(--mk-white)}
.mk-prose table{width:100%;border-collapse:collapse;min-width:520px;font-size:14.5px}
.mk-prose table thead th{
  background:var(--mk-green);color:#fff;font-weight:600;text-align:left;
  padding:12px 16px;font-size:14px;letter-spacing:.3px;
}
.mk-prose table tbody td{padding:12px 16px;border-top:1px solid var(--mk-line);color:var(--mk-text);vertical-align:top}
.mk-prose table tbody tr:nth-child(even){background:#FAF9F4}
.mk-prose table tbody tr:hover{background:#F3F6E6}

/* ---------- 要点清单 ---------- */
.mk-points{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.mk-point{
  background:var(--mk-white);border:1px solid var(--mk-line);border-radius:var(--mk-radius);
  padding:26px;box-shadow:var(--mk-shadow-1);
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.mk-point:hover{border-color:var(--mk-green);transform:translateY(-2px);box-shadow:var(--mk-shadow-2)}
.mk-point h3{display:flex;align-items:flex-start;gap:10px;font-size:18px;line-height:1.5;margin-bottom:10px}
.mk-point h3::before{
  content:"";flex:0 0 auto;width:10px;height:10px;margin-top:8px;
  background:var(--mk-lime);border-radius:1px;
}
.mk-point p{font-size:14.5px;line-height:1.75;color:var(--mk-muted);margin:0}

/* ---------- 相关分类卡 ---------- */
.mk-rel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.mk-relcard{
  display:flex;flex-direction:column;background:var(--mk-white);border:1px solid var(--mk-line);
  border-radius:var(--mk-radius);overflow:hidden;box-shadow:var(--mk-shadow-1);
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.mk-relcard:hover{border-color:var(--mk-green);transform:translateY(-2px);box-shadow:var(--mk-shadow-2)}
.mk-relcard-media{overflow:hidden;background:var(--mk-sand-deep)}
.mk-relcard-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease-out}
.mk-relcard:hover .mk-relcard-media img{transform:scale(1.03)}
.mk-relcard-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1 1 auto}
.mk-relcard-body h3{font-size:18px;line-height:1.45}
.mk-relcard-body p{font-size:14.5px;line-height:1.7;color:var(--mk-muted);margin:0;flex:1 1 auto}
.mk-relcard-body .mk-link-arrow{margin-top:6px;font-size:14px}

/* ---------- 转化条 ---------- */
.mk-ctabar{background:var(--mk-green-deep);color:#E8EDE8;padding:48px 0}
.mk-ctabar-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.mk-ctabar h2{color:#fff;font-size:24px;line-height:1.5;letter-spacing:-.2px}
.mk-ctabar p{margin:8px 0 0;font-size:14.5px;color:rgba(232,237,232,.72);line-height:1.8}

/* ---------- 页脚 ---------- */
.mk-footer{background:#0B1F1A;color:#E8EDE8;padding:64px 0 0}
.mk-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.mk-footer-brand{display:flex;flex-direction:column;line-height:1.1;margin-bottom:16px}
.mk-footer-brand .mk-logo-main{color:#fff;font-size:20px}
.mk-footer-brand .mk-logo-sub{color:rgba(232,237,232,.65);font-size:12px;font-weight:500;letter-spacing:2px;margin-top:4px}
.mk-footer p{font-size:14px;line-height:1.8;color:rgba(232,237,232,.72);margin:0;max-width:300px}
.mk-footer h4{color:#fff;font-size:15px;font-weight:600;margin:0 0 16px;letter-spacing:.4px}
.mk-footer-links{display:flex;flex-direction:column;gap:10px}
.mk-footer-links a{font-size:14px;color:rgba(232,237,232,.72)}
.mk-footer-links a:hover{color:var(--mk-lime)}
.mk-footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(232,237,232,.72);line-height:1.7}
.mk-footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(232,237,232,.14);padding:20px 0 28px;
  font-size:13px;color:rgba(232,237,232,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .mk-nav-links{gap:18px;font-size:14.5px}
}
@media (max-width:1023px){
  .mk-nav-links{display:none}
  .mk-burger{display:inline-flex}
  .mk-nav-cta{display:none}
  .mk-nav-inner{height:64px;gap:16px}
  .mk-section{padding:64px 0}
  .mk-hero{padding-bottom:56px}
  .mk-hero h1{font-size:36px}
  .mk-hero-lead{font-size:17px}
  .mk-hero-media{margin-top:32px}
  .mk-rel-grid{grid-template-columns:repeat(2,1fr)}
  .mk-footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .mk-sec-title{font-size:27px}
}
@media (max-width:639px){
  .mk-container{padding:0 18px}
  .mk-section{padding:44px 0}
  .mk-hero h1{font-size:29px;line-height:1.28}
  .mk-h1-sub{font-size:16px;margin-top:10px}
  .mk-hero-lead{font-size:16px;line-height:1.9}
  .mk-hero-actions{gap:10px}
  .mk-hero-actions .mk-btn{width:100%}
  .mk-hero-points{gap:8px;font-size:12.5px}
  .mk-hero-points span + span::before{height:10px}
  .mk-hero-media img{aspect-ratio:4/3}
  .mk-sec-title{font-size:23px}
  .mk-sec-desc{font-size:14.5px}
  .mk-prose p{font-size:16px;line-height:1.9}
  .mk-prose h2{font-size:21px;margin:36px 0 16px}
  .mk-prose h3{font-size:18px;margin:26px 0 12px}
  .mk-prose ul li{font-size:16px}
  .mk-prose blockquote{padding:16px 18px;font-size:15.5px}
  .mk-points{grid-template-columns:1fr;gap:16px}
  .mk-point{padding:20px}
  .mk-rel-grid{grid-template-columns:1fr;gap:16px}
  .mk-ctabar{padding:36px 0}
  .mk-ctabar h2{font-size:20px}
  .mk-ctabar .mk-btn{width:100%}
  .mk-footer{padding-top:44px}
  .mk-footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .mk-footer-bottom{font-size:12.5px;flex-direction:column;align-items:flex-start;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category5 */
:root{
  --mk-green:#0F3A31;
  --mk-green-deep:#08211C;
  --mk-lime:#C8F04B;
  --mk-orange:#E4572E;
  --mk-sand:#F6F4EE;
  --mk-sand-2:#EFEDE4;
  --mk-card:#FFFFFF;
  --mk-line:#E2DED2;
  --mk-text:#222623;
  --mk-muted:#5A615C;
  --mk-error:#C8402A;
  --mk-r-card:14px;
  --mk-r-btn:10px;
  --mk-r-badge:6px;
  --mk-shadow-1:0 1px 2px rgba(15,58,49,.06);
  --mk-shadow-2:0 8px 24px -14px rgba(15,58,49,.18);
  --mk-shadow-3:0 18px 40px -20px rgba(15,58,49,.28);
  --mk-font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --mk-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --mk-sec-pad:88px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--mk-font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--mk-text);
  background:var(--mk-sand);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--mk-green);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--mk-orange);}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
input,select,textarea{font-family:inherit;}
:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;}

.mk-container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--mk-r-btn);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1.5px solid transparent;cursor:pointer;
  transition:background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.mk-btn:active{transform:translateY(0);}
.mk-btn-primary{background:var(--mk-green);color:#fff;box-shadow:var(--mk-shadow-1);}
.mk-btn-primary:hover{background:#14483D;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-shadow-2);}
.mk-btn-accent{background:var(--mk-orange);color:#fff;box-shadow:var(--mk-shadow-1);}
.mk-btn-accent:hover{background:#C94822;color:#fff;transform:translateY(-1px);box-shadow:var(--mk-shadow-2);}
.mk-btn-ghost{background:transparent;color:var(--mk-green);border-color:var(--mk-green);}
.mk-btn-ghost:hover{background:#EAF3D9;color:var(--mk-green);transform:translateY(-1px);}
.mk-btn-sm{height:40px;padding:0 20px;font-size:14.5px;}
.mk-btn-block{width:100%;}
.mk-link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--mk-green);}
.mk-link-arrow i{font-size:12px;transition:transform .2s ease-out;}
.mk-link-arrow:hover{color:var(--mk-orange);}
.mk-link-arrow:hover i{transform:translateX(4px);}

/* ============ 导航 ============ */
.mk-header{
  position:sticky;top:0;z-index:80;background:#fff;
  border-bottom:1px solid var(--mk-line);
  transition:box-shadow .2s ease-out;
}
.mk-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,58,49,.35);}
.mk-header-inner{display:flex;align-items:center;gap:24px;min-height:72px;}
.mk-logo{display:flex;align-items:baseline;gap:8px;flex:0 0 auto;}
.mk-logo-main{font-size:21px;font-weight:800;letter-spacing:-.3px;color:var(--mk-green);line-height:1;}
.mk-logo-sub{font-size:12px;font-weight:500;letter-spacing:2px;color:var(--mk-muted);line-height:1;}
.mk-nav-links{display:flex;align-items:center;gap:24px;margin-left:auto;}
.mk-nav-links a{
  position:relative;font-size:15px;font-weight:500;color:var(--mk-text);
  padding:6px 0;border-bottom:2px solid transparent;
  transition:color .2s ease-out,border-color .2s ease-out;
}
.mk-nav-links a:hover{color:var(--mk-green);border-bottom-color:var(--mk-green);}
.mk-nav-links a.is-active{color:var(--mk-green);font-weight:600;border-bottom-color:var(--mk-green);}
.mk-header-actions{display:flex;align-items:center;gap:12px;margin-left:32px;}
.mk-burger{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:var(--mk-r-btn);
  border:1px solid var(--mk-line);background:#fff;color:var(--mk-green);
  font-size:16px;
}
.mk-burger:hover{background:var(--mk-sand-2);}

/* ============ 抽屉 ============ */
.mk-overlay{
  position:fixed;inset:0;background:rgba(8,33,28,.5);
  opacity:0;visibility:hidden;transition:opacity .2s ease-out,visibility .2s ease-out;z-index:90;
}
.mk-overlay.is-open{opacity:1;visibility:visible;}
.mk-drawer{
  position:fixed;top:0;right:0;bottom:0;width:88%;max-width:360px;
  background:#fff;z-index:100;display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .24s ease-out;
  box-shadow:-18px 0 40px -24px rgba(8,33,28,.4);
}
.mk-drawer.is-open{transform:translateX(0);}
.mk-drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--mk-line);
}
.mk-drawer-close{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--mk-line);border-radius:var(--mk-r-btn);color:var(--mk-green);
}
.mk-drawer-close:hover{background:var(--mk-sand-2);}
.mk-drawer-body{flex:1 1 auto;overflow-y:auto;padding:8px 20px;}
.mk-drawer-links a{
  display:block;line-height:48px;font-size:16px;font-weight:500;color:var(--mk-text);
  border-bottom:1px solid var(--mk-line);
}
.mk-drawer-links a:hover{color:var(--mk-green);}
.mk-drawer-links a.is-active{color:var(--mk-green);font-weight:600;}
.mk-drawer-foot{padding:16px 20px;border-top:1px solid var(--mk-line);background:var(--mk-sand);}

/* ============ 面包屑 ============ */
.mk-crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--mk-muted);padding-top:20px;
}
.mk-crumb a{color:var(--mk-muted);}
.mk-crumb a:hover{color:var(--mk-green);}
.mk-crumb .sep{color:#B9B5A6;}
.mk-crumb .current{color:var(--mk-green);font-weight:500;}

/* ============ Hero ============ */
.mk-hero{
  position:relative;
  background-color:var(--mk-sand);
  background-image:linear-gradient(180deg,rgba(246,244,238,.94),rgba(246,244,238,.99)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--mk-line);
  padding-bottom:64px;
}
.mk-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding-top:36px;}
.mk-hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;border-radius:var(--mk-r-badge);
  background:var(--mk-lime);color:var(--mk-green);
  font-size:11.5px;font-weight:600;letter-spacing:.4px;
}
.mk-hero h1{
  font-size:46px;line-height:1.25;font-weight:800;letter-spacing:-.5px;
  color:var(--mk-green);margin:20px 0 0;max-width:16ch;
}
.mk-hero-lead{margin-top:20px;font-size:18px;line-height:1.8;color:var(--mk-muted);max-width:34ch;}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.mk-hero-trust{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  margin-top:24px;font-size:13px;color:var(--mk-muted);
}
.mk-hero-trust span{display:inline-flex;align-items:center;gap:6px;}
.mk-hero-trust .bar{width:1px;height:12px;background:var(--mk-line);}
.mk-hero-figure{position:relative;}
.mk-hero-figure img{
  width:100%;border-radius:var(--mk-r-card);border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-2);object-fit:cover;aspect-ratio:4/3;
}
.mk-hero-figure .mk-figure-tag{
  position:absolute;left:14px;bottom:14px;
  background:rgba(255,255,255,.94);border:1px solid var(--mk-line);
  border-radius:var(--mk-r-badge);padding:6px 10px;
  font-size:12px;font-weight:600;color:var(--mk-green);
}

/* ============ 板块通用 ============ */
.mk-section{padding:var(--mk-sec-pad) 0;}
.mk-section-alt{background:var(--mk-card);border-top:1px solid var(--mk-line);border-bottom:1px solid var(--mk-line);}
.mk-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:32px;}
.mk-sec-head-l{max-width:640px;}
.mk-sec-num{
  display:inline-block;font-family:var(--mk-mono);font-size:12.5px;font-weight:700;
  letter-spacing:1.5px;color:var(--mk-green);padding-bottom:10px;
}
.mk-sec-num::after{content:"";display:block;width:32px;height:3px;background:var(--mk-lime);margin-top:8px;}
.mk-sec-head h2{font-size:32px;line-height:1.3;font-weight:800;color:var(--mk-green);letter-spacing:-.3px;}
.mk-sec-head p{margin-top:12px;font-size:15.5px;line-height:1.8;color:var(--mk-muted);}

/* ============ 要点网格 ============ */
.mk-points{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:0 48px;border-top:1px solid var(--mk-line);
}
.mk-point{
  padding:24px 0;border-bottom:1px solid var(--mk-line);
  display:grid;grid-template-columns:auto 1fr;gap:16px;
}
.mk-point-idx{
  font-family:var(--mk-mono);font-size:12.5px;font-weight:700;
  color:var(--mk-green);background:var(--mk-sand-2);
  border-radius:var(--mk-r-badge);padding:2px 8px;height:24px;line-height:20px;
  align-self:start;margin-top:4px;letter-spacing:.5px;
}
.mk-point h3{font-size:17px;font-weight:700;color:var(--mk-text);line-height:1.5;}
.mk-point p{margin-top:6px;font-size:14.5px;line-height:1.7;color:var(--mk-muted);}

/* ============ 指标 ============ */
.mk-metrics-wrap{background:var(--mk-green-deep);border-radius:var(--mk-r-card);padding:44px 40px;}
.mk-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.mk-metric{padding-right:24px;border-right:1px solid rgba(232,237,232,.16);}
.mk-metric:last-child{border-right:0;padding-right:0;}
.mk-metric-num{
  font-family:var(--mk-mono);font-variant-numeric:tabular-nums;
  font-size:44px;font-weight:700;line-height:1.1;color:#fff;letter-spacing:-1px;
}
.mk-metric-num .unit{font-size:15px;font-weight:600;color:var(--mk-lime);margin-left:4px;letter-spacing:0;}
.mk-metric-line{width:32px;height:3px;background:var(--mk-lime);margin:14px 0 12px;}
.mk-metric-label{font-size:14.5px;font-weight:600;color:#E8EDE8;}
.mk-metric-note{margin-top:6px;font-size:12.5px;line-height:1.6;color:rgba(232,237,232,.62);}

/* ============ FAQ ============ */
.mk-faq{max-width:820px;margin:0 auto;}
.mk-faq-item{border-bottom:1px solid var(--mk-line);}
.mk-faq-q-wrap{margin:0;}
.mk-faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;text-align:left;padding:20px 0;
  font-size:17px;font-weight:600;line-height:1.6;color:var(--mk-text);
  transition:color .2s ease-out;
}
.mk-faq-q:hover{color:var(--mk-green);}
.mk-faq-icon{
  position:relative;flex:0 0 24px;width:24px;height:24px;
  border:1.5px solid currentColor;border-radius:50%;
  color:var(--mk-green);transition:color .2s ease-out,border-color .2s ease-out;
}
.mk-faq-icon::before,.mk-faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:currentColor;
  transform:translate(-50%,-50%);
}
.mk-faq-icon::before{width:10px;height:1.5px;}
.mk-faq-icon::after{width:1.5px;height:10px;transition:opacity .2s ease-out;}
.mk-faq-item.is-open .mk-faq-q{color:var(--mk-green);}
.mk-faq-item.is-open .mk-faq-icon{color:var(--mk-orange);border-color:var(--mk-orange);}
.mk-faq-item.is-open .mk-faq-icon::after{opacity:0;}
.mk-faq-panel{max-height:0;overflow:hidden;transition:max-height .24s ease-out;}
.mk-faq-a{padding:0 48px 18px 0;font-size:15.5px;line-height:1.8;color:var(--mk-muted);}

/* ============ 转化条 ============ */
.mk-cta-band{background:var(--mk-green-deep);color:#E8EDE8;padding:52px 0;}
.mk-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;}
.mk-cta-inner h2{font-size:26px;line-height:1.35;font-weight:800;color:#fff;letter-spacing:-.2px;max-width:22ch;}
.mk-cta-inner p{margin-top:10px;font-size:14.5px;color:rgba(232,237,232,.72);max-width:52ch;}

/* ============ 页脚 ============ */
.mk-footer{background:var(--mk-green-deep);color:#E8EDE8;padding:64px 0 24px;}
.mk-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;}
.mk-footer-brand{display:flex;align-items:baseline;gap:8px;margin-bottom:16px;}
.mk-footer-brand .mk-logo-main{color:#fff;font-size:19px;}
.mk-footer-brand .mk-logo-sub{color:rgba(232,237,232,.7);}
.mk-footer p{font-size:14px;line-height:1.8;color:rgba(232,237,232,.72);max-width:32ch;}
.mk-footer h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.mk-footer-links{display:flex;flex-direction:column;gap:10px;}
.mk-footer-links a{font-size:14px;color:rgba(232,237,232,.76);}
.mk-footer-links a:hover{color:var(--mk-lime);}
.mk-footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(232,237,232,.76);line-height:1.7;}
.mk-footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(232,237,232,.14);
  font-size:13px;color:rgba(232,237,232,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  :root{--mk-sec-pad:64px;}
  .mk-nav-links{display:none;}
  .mk-header-actions .mk-btn{display:none;}
  .mk-burger{display:inline-flex;}
  .mk-header-actions{margin-left:auto;}
  .mk-hero h1{font-size:34px;max-width:none;}
  .mk-hero-lead{font-size:17px;max-width:none;}
  .mk-hero-grid{grid-template-columns:1fr;gap:32px;}
  .mk-hero-figure img{aspect-ratio:16/9;}
  .mk-sec-head{flex-direction:column;align-items:flex-start;gap:16px;}
  .mk-sec-head h2{font-size:26px;}
  .mk-metrics{grid-template-columns:1fr 1fr;}
  .mk-metric{border-right:0;padding-right:0;}
  .mk-metric:nth-child(odd){border-right:1px solid rgba(232,237,232,.16);}
  .mk-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .mk-cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.9;}
  .mk-container{padding:0 18px;}
  .mk-header-inner{min-height:60px;}
  .mk-points{grid-template-columns:1fr;gap:0;}
  .mk-metrics-wrap{padding:32px 24px;}
  .mk-metrics{grid-template-columns:1fr;}
  .mk-metric{border-right:0 !important;padding-bottom:20px;border-bottom:1px solid rgba(232,237,232,.16);}
  .mk-metric:last-child{border-bottom:0;padding-bottom:0;}
  .mk-metric-num{font-size:38px;}
  .mk-footer-grid{grid-template-columns:1fr;}
  .mk-faq-a{padding-right:16px;}
  .mk-hero{padding-bottom:44px;}
  .mk-hero h1{font-size:29px;}
  .mk-hero-lead{font-size:16px;}
  .mk-cta-inner h2{font-size:22px;}
}
@media (max-width:519px){
  .mk-hero h1{font-size:26px;}
  .mk-sec-head h2{font-size:23px;}
  .mk-btn{height:42px;padding:0 18px;font-size:14.5px;}
  .mk-faq-q{font-size:16px;}
  .mk-footer{padding-top:44px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category6 */
:root{
  --mk-ink:#0F3A31;
  --mk-ink-deep:#08211C;
  --mk-footer-bg:#0B1F1A;
  --mk-lime:#C8F04B;
  --mk-orange:#E4572E;
  --mk-orange-deep:#CF4A25;
  --mk-sand:#F6F4EE;
  --mk-sand-deep:#EFEDE4;
  --mk-white:#FFFFFF;
  --mk-line:#E2DED2;
  --mk-text:#222623;
  --mk-muted:#5A615C;
  --mk-error:#C8402A;
  --mk-radius-card:14px;
  --mk-radius-btn:10px;
  --mk-radius-img:14px;
  --mk-shadow-1:0 1px 2px rgba(15,58,49,.06);
  --mk-shadow-2:0 8px 24px -14px rgba(15,58,49,.18);
  --mk-shadow-3:0 18px 40px -20px rgba(15,58,49,.28);
  --mk-s1:16px;
  --mk-s2:24px;
  --mk-s3:32px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--mk-text);
  background:var(--mk-sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .18s ease-out;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--mk-ink);font-weight:700;line-height:1.3;}
p{margin:0;}
button{font-family:inherit;}
::selection{background:var(--mk-lime);color:var(--mk-ink);}

.mk-container{max-width:1180px;margin:0 auto;padding:0 24px;}
.mk-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.mk-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.mk-skip{position:absolute;left:16px;top:-60px;z-index:200;background:var(--mk-ink);color:#fff;padding:10px 18px;border-radius:var(--mk-radius-btn);transition:top .2s ease-out;}
.mk-skip:focus{top:12px;}

/* ---------- 导航 ---------- */
.mk-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--mk-line);
  transition:box-shadow .2s ease-out;
}
.mk-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,58,49,.35);}
.mk-header-inner{display:flex;align-items:center;height:72px;gap:24px;}
.mk-logo{display:inline-flex;flex-direction:column;justify-content:center;line-height:1.12;flex:0 0 auto;}
.mk-logo-main{font-size:20px;font-weight:800;letter-spacing:.02em;color:var(--mk-ink);}
.mk-logo-sub{font-size:12px;font-weight:460;letter-spacing:2px;color:var(--mk-muted);margin-top:2px;}
.mk-nav-links{display:flex;align-items:center;gap:24px;margin-left:auto;}
.mk-nav-links a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:500;color:var(--mk-text);white-space:nowrap;
}
.mk-nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--mk-ink);transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease-out;
}
.mk-nav-links a:hover{color:var(--mk-ink);}
.mk-nav-links a:hover::after{transform:scaleX(1);}
.mk-nav-links a.is-active{color:var(--mk-ink);font-weight:600;}
.mk-nav-links a.is-active::after{transform:scaleX(1);}
.mk-nav-links a:focus-visible{outline:2px solid var(--mk-lime);outline-offset:3px;border-radius:3px;}

.mk-header-actions{display:flex;align-items:center;gap:12px;margin-left:32px;}
.mk-header-actions .mk-btn{height:40px;padding:0 20px;font-size:14.5px;}

.mk-burger{
  display:none;width:40px;height:40px;border:1px solid var(--mk-line);
  border-radius:var(--mk-radius-btn);background:#fff;position:relative;cursor:pointer;
  transition:border-color .18s ease-out,background .18s ease-out;
}
.mk-burger:hover{border-color:var(--mk-ink);background:var(--mk-sand);}
.mk-burger span{position:absolute;left:50%;width:18px;height:1.8px;background:var(--mk-ink);transform:translateX(-50%);transition:transform .2s ease-out,opacity .2s ease-out;}
.mk-burger span:nth-child(1){top:13px;}
.mk-burger span:nth-child(2){top:19px;}
.mk-burger span:nth-child(3){top:25px;}
.mk-burger:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;}

/* ---------- 抽屉 ---------- */
.mk-drawer-mask{
  position:fixed;inset:0;background:rgba(8,33,28,.5);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .2s ease-out,visibility .2s ease-out;
}
.mk-drawer-mask.is-open{opacity:1;visibility:visible;}
.mk-drawer{
  position:fixed;top:0;right:0;bottom:0;width:88%;max-width:360px;z-index:90;
  background:#fff;display:flex;flex-direction:column;
  transform:translateX(102%);transition:transform .24s ease-out;
  box-shadow:-20px 0 40px -30px rgba(8,33,28,.6);
}
.mk-drawer.is-open{transform:translateX(0);}
.mk-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--mk-line);}
.mk-drawer-close{
  width:36px;height:36px;border:1px solid var(--mk-line);background:#fff;border-radius:8px;
  font-size:18px;line-height:1;color:var(--mk-ink);cursor:pointer;
}
.mk-drawer-close:hover{border-color:var(--mk-ink);}
.mk-drawer-close:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;}
.mk-drawer-links{flex:1 1 auto;overflow-y:auto;padding:8px 20px;}
.mk-drawer-links a{
  display:block;line-height:48px;font-size:15.5px;font-weight:500;color:var(--mk-text);
  border-bottom:1px solid var(--mk-line);
}
.mk-drawer-links a.is-active{color:var(--mk-ink);font-weight:600;}
.mk-drawer-links a:hover{color:var(--mk-ink);}
.mk-drawer-foot{padding:18px 20px 24px;border-top:1px solid var(--mk-line);}
.mk-drawer-foot .mk-btn{width:100%;}

/* ---------- 按钮 / 徽章 ---------- */
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--mk-radius-btn);
  font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.mk-btn-primary{background:var(--mk-ink);color:#fff;}
.mk-btn-primary:hover{background:var(--mk-ink-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--mk-shadow-3);}
.mk-btn-accent{background:var(--mk-orange);color:#fff;}
.mk-btn-accent:hover{background:var(--mk-orange-deep);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px -16px rgba(228,87,46,.9);}
.mk-btn-outline{border-color:var(--mk-ink);color:var(--mk-ink);background:transparent;}
.mk-btn-outline:hover{background:#EAF3D9;color:var(--mk-ink);transform:translateY(-1px);}
.mk-btn:active{transform:none;box-shadow:none;}
.mk-btn:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;}
.mk-btn-lg{height:46px;}

.mk-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  font-size:11.5px;font-weight:600;letter-spacing:.02em;
  background:var(--mk-lime);color:var(--mk-ink);
}
.mk-badge-soft{background:var(--mk-sand-deep);color:#3E453F;}

/* ---------- 面包屑 ---------- */
.mk-breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--mk-muted);margin-bottom:20px;}
.mk-breadcrumb a:hover{color:var(--mk-ink);text-decoration:underline;text-underline-offset:3px;}
.mk-breadcrumb .sep{color:#B9B5A6;}
.mk-breadcrumb .current{color:var(--mk-ink);font-weight:500;}

/* ---------- Hero ---------- */
.mk-hero{background:var(--mk-sand);padding:40px 0 60px;overflow:hidden;}
.mk-hero-grid{margin-left:-24px;margin-right:-24px;align-items:center;}
.mk-hero-grid > .cell{padding-left:24px;padding-right:24px;}
.mk-hero-copy h1{font-size:44px;line-height:1.25;letter-spacing:-.01em;margin:16px 0 0;max-width:20ch;}
.mk-hero-copy h1 span{display:block;}
.mk-hero-copy h1 .mk-h1-accent{
  color:var(--mk-ink);
  box-shadow:inset 0 -.18em 0 var(--mk-lime);
  display:inline-block;
}
.mk-hero-lead{margin-top:20px;font-size:18px;line-height:1.8;color:var(--mk-muted);max-width:36em;}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:28px;}
.mk-hero-points{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px;font-size:13px;color:var(--mk-muted);}
.mk-hero-points span{display:inline-flex;align-items:center;gap:8px;}
.mk-hero-points .bar{width:1px;height:12px;background:var(--mk-line);}
.mk-hero-figure{margin:0;border-radius:var(--mk-radius-img);overflow:hidden;border:1px solid var(--mk-line);box-shadow:var(--mk-shadow-2);}
.mk-hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.mk-hero-figure figcaption{font-size:13px;color:var(--mk-muted);padding:12px 16px;background:#fff;border-top:1px solid var(--mk-line);}

/* ---------- 指标条 ---------- */
.mk-strip{background:#fff;border-top:1px solid var(--mk-line);border-bottom:1px solid var(--mk-line);}
.mk-strip-inner{display:grid;grid-template-columns:repeat(3,1fr);}
.mk-strip-item{padding:30px 28px;border-left:1px solid var(--mk-line);}
.mk-strip-item:first-child{border-left:0;padding-left:0;}
.mk-strip-item:last-child{padding-right:0;}
.mk-strip-num{font-size:36px;font-weight:700;line-height:1.1;color:var(--mk-ink);}
.mk-strip-num small{font-size:14px;font-weight:500;color:var(--mk-muted);margin-left:4px;}
.mk-strip-label{font-size:14.5px;font-weight:600;color:var(--mk-text);margin-top:8px;}
.mk-strip-note{font-size:12.5px;color:var(--mk-muted);margin-top:4px;line-height:1.6;}

/* ---------- 板块通用 ---------- */
.mk-section{padding:88px 0;}
.mk-section-white{background:#fff;}
.mk-section-head{max-width:760px;margin-bottom:40px;}
.mk-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;font-weight:600;letter-spacing:.14em;color:var(--mk-muted);margin-bottom:14px;}
.mk-eyebrow::before{content:"";width:24px;height:2px;background:var(--mk-lime);}
.mk-section-head h2{font-size:32px;line-height:1.3;letter-spacing:-.01em;}
.mk-section-head p{margin-top:12px;font-size:16px;line-height:1.85;color:var(--mk-muted);}
.mk-rule{height:1px;background:var(--mk-line);border:0;margin:0;}

/* ---------- FAQ ---------- */
.mk-faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px 56px;}
.mk-faq-group-title{
  font-size:15px;font-weight:700;color:var(--mk-ink);letter-spacing:.06em;
  padding-bottom:12px;margin-bottom:4px;border-bottom:1px solid var(--mk-ink);
  display:flex;align-items:center;gap:10px;
}
.mk-faq-group-title .mark{width:8px;height:8px;background:var(--mk-lime);display:inline-block;}
.mk-faq-item{border-bottom:1px solid var(--mk-line);}
.mk-faq-q{margin:0;font-size:17px;font-weight:600;line-height:1.5;}
.mk-faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--mk-text);line-height:1.55;
  transition:color .18s ease-out;
}
.mk-faq-btn:hover{color:var(--mk-ink);}
.mk-faq-btn:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;border-radius:4px;}
.mk-faq-btn[aria-expanded="true"]{color:var(--mk-ink);}
.mk-faq-icon{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  border:1.5px solid var(--mk-line);position:relative;
  transition:border-color .2s ease-out,background .2s ease-out;
}
.mk-faq-icon::before{content:"";position:absolute;left:50%;top:50%;width:10px;height:1.5px;background:var(--mk-ink);transform:translate(-50%,-50%);}
.mk-faq-icon::after{content:"";position:absolute;left:50%;top:50%;width:1.5px;height:10px;background:var(--mk-ink);transform:translate(-50%,-50%);transition:transform .2s ease-out,opacity .2s ease-out;}
.mk-faq-btn[aria-expanded="true"] .mk-faq-icon{border-color:var(--mk-orange);background:#FDF0EB;}
.mk-faq-btn[aria-expanded="true"] .mk-faq-icon::before,
.mk-faq-btn[aria-expanded="true"] .mk-faq-icon::after{background:var(--mk-orange);}
.mk-faq-btn[aria-expanded="true"] .mk-faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.mk-faq-answer{max-height:0;overflow:hidden;transition:max-height .24s ease-out;}
.mk-faq-btn[aria-expanded="true"] + .mk-faq-answer{max-height:520px;}
.mk-faq-answer-inner{padding:0 0 20px;font-size:15.5px;line-height:1.8;color:var(--mk-muted);}
.mk-faq-answer-inner p + p{margin-top:12px;}
.mk-faq-answer-inner strong{color:var(--mk-text);font-weight:600;}

/* ---------- 联系信息 ---------- */
.mk-contact-wrap{background:var(--mk-sand-deep);padding:64px 0;}
.mk-contact-card{
  background:#fff;border-radius:var(--mk-radius-card);border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-2);padding:40px;
}
.mk-contact-copy h2{font-size:30px;line-height:1.3;margin-bottom:14px;}
.mk-contact-copy p{font-size:16px;color:var(--mk-muted);line-height:1.85;}
.mk-contact-list{margin-top:24px;display:flex;flex-direction:column;gap:14px;}
.mk-contact-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;line-height:1.7;color:var(--mk-text);}
.mk-contact-list svg{flex:0 0 18px;margin-top:4px;stroke:var(--mk-ink);fill:none;stroke-width:1.6;}
.mk-contact-tiles{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.mk-tile{
  border:1px solid var(--mk-line);border-radius:12px;padding:22px;background:var(--mk-sand);
  transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.mk-tile:hover{border-color:var(--mk-ink);transform:translateY(-2px);box-shadow:var(--mk-shadow-2);}
.mk-tile h3{font-size:15px;font-weight:600;color:var(--mk-muted);letter-spacing:.02em;}
.mk-tile .mk-tile-main{display:block;margin-top:8px;font-size:18px;font-weight:700;color:var(--mk-ink);word-break:break-all;}
.mk-tile .mk-tile-note{display:block;margin-top:6px;font-size:12.5px;color:var(--mk-muted);line-height:1.6;}

/* ---------- 相关分类卡 ---------- */
.mk-related-grid{margin-left:-12px;margin-right:-12px;}
.mk-related-grid > .cell{padding-left:12px;padding-right:12px;margin-bottom:24px;}
.mk-card{
  display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--mk-line);border-radius:var(--mk-radius-card);
  box-shadow:var(--mk-shadow-1);overflow:hidden;
  transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.mk-card:hover{border-color:var(--mk-ink);box-shadow:var(--mk-shadow-3);transform:translateY(-2px);}
.mk-card-media{overflow:hidden;background:var(--mk-sand-deep);}
.mk-card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .24s ease-out;}
.mk-card:hover .mk-card-media img{transform:scale(1.03);}
.mk-card-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.mk-card-body h3{font-size:19px;line-height:1.4;margin-bottom:10px;}
.mk-card-body p{font-size:14.5px;line-height:1.7;color:var(--mk-muted);flex:1 1 auto;}
.mk-card-link{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:14.5px;font-weight:600;color:var(--mk-ink);}
.mk-card-link .arrow{transition:transform .18s ease-out;}
.mk-card:hover .mk-card-link .arrow{transform:translateX(4px);}

/* ---------- 转化条 ---------- */
.mk-cta-bar{background:var(--mk-ink-deep);color:#E8EDE8;padding:48px 0;}
.mk-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.mk-cta-bar h2{color:#fff;font-size:26px;line-height:1.35;}
.mk-cta-bar p{margin-top:8px;font-size:14.5px;color:rgba(232,237,232,.72);}

/* ---------- 页脚 ---------- */
.mk-footer{background:var(--mk-footer-bg);color:#E8EDE8;padding:64px 0 0;}
.mk-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.mk-footer-brand{display:flex;flex-direction:column;line-height:1.12;margin-bottom:14px;}
.mk-footer-brand .mk-logo-main{color:#fff;font-size:20px;font-weight:800;}
.mk-footer-brand .mk-logo-sub{color:rgba(232,237,232,.6);font-size:12px;font-weight:460;letter-spacing:2px;margin-top:2px;}
.mk-footer p{font-size:14px;line-height:1.8;color:rgba(232,237,232,.7);max-width:26em;}
.mk-footer h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.mk-footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px;}
.mk-footer-links a{color:rgba(232,237,232,.75);}
.mk-footer-links a:hover{color:var(--mk-lime);}
.mk-footer-links a:focus-visible{outline:2px solid var(--mk-lime);outline-offset:2px;border-radius:3px;}
.mk-footer-contact{display:flex;flex-direction:column;gap:8px;font-size:13.5px;line-height:1.7;color:rgba(232,237,232,.72);}
.mk-footer-bottom{
  margin-top:48px;border-top:1px solid rgba(232,237,232,.14);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(232,237,232,.6);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .mk-header-inner{height:64px;}
  .mk-nav-links{display:none;}
  .mk-header-actions{margin-left:auto;}
  .mk-header-actions .mk-btn{display:none;}
  .mk-burger{display:block;}
  .mk-hero{padding:28px 0 44px;}
  .mk-hero-copy h1{font-size:34px;}
  .mk-hero-lead{font-size:17px;}
  .mk-section{padding:64px 0;}
  .mk-section-head h2{font-size:26px;}
  .mk-faq-grid{grid-template-columns:1fr;gap:36px;}
  .mk-strip-inner{grid-template-columns:1fr;}
  .mk-strip-item{border-left:0;border-top:1px solid var(--mk-line);padding:22px 0;}
  .mk-strip-item:first-child{border-top:0;}
  .mk-contact-card{padding:28px;}
  .mk-contact-copy h2{font-size:24px;}
  .mk-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .mk-cta-bar h2{font-size:22px;}
}
@media screen and (max-width:639px){
  .mk-container{padding:0 18px;}
  .mk-hero-grid{margin-left:-12px;margin-right:-12px;}
  .mk-hero-grid > .cell{padding-left:12px;padding-right:12px;}
  .mk-hero-copy h1{font-size:28px;max-width:none;}
  .mk-hero-lead{font-size:16px;line-height:1.9;}
  .mk-hero-actions .mk-btn{flex:1 1 100%;}
  .mk-hero-points{font-size:12.5px;}
  .mk-hero-points .bar{display:none;}
  .mk-hero-figure img{aspect-ratio:16/10;}
  .mk-section{padding:44px 0;}
  .mk-section-head h2{font-size:23px;}
  .mk-section-head p{font-size:15px;}
  .mk-faq-btn{font-size:16px;padding:18px 0;}
  .mk-faq-answer-inner{font-size:15px;}
  .mk-contact-wrap{padding:44px 0;}
  .mk-contact-card{padding:22px;border-radius:12px;}
  .mk-contact-tiles{grid-template-columns:1fr;}
  .mk-footer{padding:44px 0 0;}
  .mk-footer-grid{grid-template-columns:1fr;gap:28px;}
  .mk-footer-bottom{margin-top:32px;font-size:12.5px;}
  .mk-cta-bar{padding:36px 0;}
  .mk-cta-inner .mk-btn{width:100%;}
  .mk-related-grid{margin-left:-8px;margin-right:-8px;}
  .mk-related-grid > .cell{padding-left:8px;padding-right:8px;}
  .mk-card-body{padding:18px 20px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important;}
}