/* roulang page: index */
:root{
  --mk-bg:#050B18;
  --mk-bg-2:#081426;
  --mk-panel:#0C1A2E;
  --mk-glass:rgba(255,255,255,.06);
  --mk-glass-line:rgba(255,255,255,.12);
  --mk-primary:#2E7DFF;
  --mk-glow:#46E0C8;
  --mk-accent:#FFB454;
  --mk-text:#EAF2FF;
  --mk-text-2:#9BB0CC;
  --mk-text-3:#6B7F99;
  --mk-nav-bg:#FFFFFF;
  --mk-nav-text:#0B2540;
  --mk-nav-line:#E6EDF6;
  --mk-success:#35D0A5;
  --mk-warn:#FFB454;
  --mk-error:#FF6B6B;
  --mk-r-sm:10px;
  --mk-r:16px;
  --mk-r-lg:20px;
  --mk-shadow-nav:0 1px 0 rgba(11,37,64,.06),0 8px 24px rgba(11,37,64,.05);
}
*,*::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-text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5{margin:0;color:var(--mk-text);font-weight:700;letter-spacing:-.01em;line-height:1.28}
p{margin:0 0 18px}
p:last-child{margin-bottom:0}
a{color:var(--mk-primary);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--mk-glow)}
img{max-width:100%;height:auto;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--mk-glow);outline-offset:2px;border-radius:6px}
.mk-num{font-variant-numeric:tabular-nums}

/* ---------- 容器与板块 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.mk-section{padding:96px 0;position:relative}
.mk-section--alt{background:var(--mk-bg-2)}
.mk-section--tight{padding-top:72px;padding-bottom:72px}
.mk-divider{height:1px;background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.14),rgba(255,255,255,0));border:0;margin:0}
.mk-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.mk-eyebrow{display:inline-block;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--mk-text-3);margin-bottom:10px;font-weight:600}
.mk-h2{font-size:clamp(24px,2.6vw,36px)}
.mk-h3{font-size:21px}
.mk-lead{color:var(--mk-text-2);font-size:16px;max-width:70ch;margin-top:12px}
.mk-link{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;color:var(--mk-primary)}
.mk-link:hover{color:var(--mk-glow)}

/* ---------- 导航 ---------- */
.mk-header{
  position:sticky;top:0;z-index:1030;
  background:var(--mk-nav-bg);
  box-shadow:var(--mk-shadow-nav);
  border-bottom:1px solid var(--mk-nav-line);
}
.mk-nav{display:flex;align-items:center;gap:28px;height:68px}
.mk-logo{display:inline-flex;align-items:center;gap:10px;color:var(--mk-nav-text);font-weight:700;font-size:17px;flex-shrink:0}
.mk-logo:hover{color:var(--mk-nav-text)}
.mk-logo-icon{width:32px;height:32px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#2E7DFF,#46E0C8);color:#04121F;flex-shrink:0}
.mk-logo-icon svg{width:18px;height:18px}
.mk-nav-collapse{display:flex;align-items:center;flex:1;gap:24px}
.mk-nav-list{display:flex;align-items:center;gap:28px;flex:1}
.mk-nav-link{
  position:relative;display:inline-block;padding:22px 0;font-size:15px;font-weight:500;
  color:#41597A;transition:color .2s ease;
}
.mk-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--mk-primary),var(--mk-glow));transform:scaleX(0);
  transform-origin:left;transition:transform .24s ease;
}
.mk-nav-link:hover{color:var(--mk-nav-text)}
.mk-nav-link:hover::after{transform:scaleX(1)}
.mk-nav-link.is-active{color:var(--mk-nav-text);font-weight:600}
.mk-nav-link.is-active::after{transform:scaleX(1)}
.mk-nav-right{display:flex;align-items:center;gap:14px}
.mk-search{position:relative;width:220px}
.mk-search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:#7A8FA8}
.mk-search-input{
  width:100%;height:40px;border-radius:999px;border:1px solid var(--mk-nav-line);
  background:#FFFFFF;color:var(--mk-nav-text);padding:0 16px 0 38px;font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.mk-search-input::placeholder{color:#9AAEC4}
.mk-search-input:focus{outline:none;border-color:var(--mk-primary);box-shadow:0 0 0 3px rgba(46,125,255,.14)}
.mk-nav-cta{height:40px;min-height:40px;padding:0 20px;font-size:14px}
.mk-nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--mk-nav-line);background:#fff;color:var(--mk-nav-text);
  align-items:center;justify-content:center;
}
.mk-nav-toggle svg{width:20px;height:20px}

/* ---------- 按钮 ---------- */
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.mk-btn-glow{
  background:linear-gradient(135deg,#46E0C8,#2E7DFF);color:#04121F;
  box-shadow:0 0 0 1px rgba(70,224,200,.45),0 10px 30px rgba(70,224,200,.22);
}
.mk-btn-glow:hover{color:#04121F;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(70,224,200,.68),0 16px 40px rgba(70,224,200,.34)}
.mk-btn-glow:active{transform:translateY(0)}
.mk-btn-ghost{
  border-radius:var(--mk-r-sm);border-color:var(--mk-glass-line);background:rgba(255,255,255,.03);color:var(--mk-text);
}
.mk-btn-ghost:hover{border-color:var(--mk-glow);color:var(--mk-glow);background:rgba(70,224,200,.08)}
.mk-btn-outline-light{
  border-radius:var(--mk-r-sm);border-color:rgba(11,37,64,.16);background:#fff;color:var(--mk-nav-text);
}
.mk-btn-outline-light:hover{border-color:var(--mk-primary);color:var(--mk-primary)}
.mk-btn-sm{min-height:38px;padding:0 18px;font-size:14px}

/* ---------- 徽章 / 标签 ---------- */
.mk-badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:6px;
  font-size:12px;font-weight:600;line-height:1.6;
  background:rgba(46,125,255,.16);color:#9CC4FF;border:1px solid rgba(46,125,255,.28);
}
.mk-badge--glow{background:rgba(70,224,200,.14);color:#7FEFD9;border-color:rgba(70,224,200,.3)}
.mk-badge--warm{background:rgba(255,180,84,.15);color:var(--mk-accent);border-color:rgba(255,180,84,.3)}

/* ---------- Hero ---------- */
.mk-hero{
  position:relative;overflow:hidden;
  padding:88px 0 96px;
  background-color:var(--mk-bg);
  background-image:
    linear-gradient(180deg,rgba(5,11,24,.74) 0%,rgba(5,11,24,.88) 52%,rgba(5,11,24,.97) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;background-repeat:no-repeat;
}
.mk-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 30%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 20%,transparent 78%);
}
.mk-hero::after{
  content:"";position:absolute;width:620px;height:620px;right:-160px;top:-200px;pointer-events:none;
  background:radial-gradient(circle,rgba(46,125,255,.30) 0%,rgba(46,125,255,0) 68%);
}
.mk-hero-inner{position:relative;z-index:2}
.mk-crumb{font-size:13px;color:var(--mk-text-3);margin-bottom:20px}
.mk-crumb a{color:var(--mk-text-3)}
.mk-crumb a:hover{color:var(--mk-glow)}
.mk-crumb span{margin:0 8px;color:rgba(255,255,255,.22)}
.mk-hero h1{font-size:clamp(30px,4.6vw,54px);line-height:1.18;letter-spacing:-.01em;margin-bottom:22px}
.mk-hero h1 em{font-style:normal;background:linear-gradient(120deg,#46E0C8,#7FB2FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.mk-hero-sub{font-size:17px;line-height:1.9;color:var(--mk-text-2);max-width:60ch;margin-bottom:32px}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.mk-stats{display:flex;flex-wrap:wrap;gap:32px}
.mk-stat{min-width:112px}
.mk-stat-num{font-size:26px;font-weight:700;color:var(--mk-text);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.mk-stat-label{font-size:13px;color:var(--mk-text-3);margin-top:2px}

.mk-glass-card{
  background:var(--mk-glass);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-lg);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  padding:28px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07),0 20px 50px rgba(0,0,0,.28);
}
.mk-status-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}
.mk-status-title{font-size:16px;font-weight:700;color:var(--mk-text)}
.mk-dot{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#7FEFD9;font-weight:600;
}
.mk-dot i{width:8px;height:8px;border-radius:50%;background:var(--mk-glow);box-shadow:0 0 0 4px rgba(70,224,200,.16);display:inline-block}
.mk-kv{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.1);font-size:14px}
.mk-kv:last-of-type{border-bottom:0}
.mk-kv dt{color:var(--mk-text-3);font-weight:400;margin:0}
.mk-kv dd{margin:0;color:var(--mk-text);font-weight:600;font-variant-numeric:tabular-nums}
.mk-glass-card .mk-btn{width:100%;margin-top:20px}

/* ---------- 时间线 ---------- */
.mk-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.mk-tl-item{position:relative;padding-right:12px}
.mk-tl-item::after{
  content:"";position:absolute;top:20px;left:52px;right:-14px;height:2px;
  background:linear-gradient(90deg,rgba(46,125,255,.45),rgba(70,224,200,.28));
}
.mk-tl-item:last-child::after{display:none}
.mk-tl-node{
  position:relative;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);
  color:var(--mk-text-2);font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;margin-bottom:20px;
}
.mk-tl-item.is-active .mk-tl-node{
  background:radial-gradient(circle at 30% 30%,rgba(70,224,200,.4),rgba(46,125,255,.2));
  border-color:rgba(70,224,200,.55);color:#CFFBF1;
  box-shadow:0 0 0 1px rgba(70,224,200,.45),0 0 24px rgba(70,224,200,.35);
}
.mk-tl-item.is-active .mk-tl-node::after{
  content:"当前";position:absolute;top:-11px;right:-30px;
  font-size:11px;font-weight:700;color:#1B1200;background:var(--mk-accent);
  padding:1px 7px;border-radius:999px;letter-spacing:.02em;
}
.mk-tl-item h3{font-size:18px;margin-bottom:8px}
.mk-tl-item p{font-size:14px;line-height:1.75;color:var(--mk-text-2);margin:0}

/* ---------- 数据条 ---------- */
.mk-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.mk-metric{
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r);
  padding:24px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .2s ease,border-color .2s ease;
}
.mk-metric:hover{transform:translateY(-4px);border-color:rgba(70,224,200,.4)}
.mk-metric-num{font-size:30px;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums;color:#fff}
.mk-metric-num span{font-size:15px;color:var(--mk-glow);margin-left:4px;font-weight:600}
.mk-metric-label{font-size:14px;color:var(--mk-text-2);margin-top:6px}

/* ---------- 亮点卡 ---------- */
.mk-feature-wide{
  display:grid;grid-template-columns:5fr 4fr;gap:0;overflow:hidden;
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r-lg);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.mk-feature-wide-body{padding:40px}
.mk-feature-wide-body .mk-h3{margin-bottom:14px}
.mk-feature-wide-body p{color:var(--mk-text-2);font-size:15px}
.mk-feature-wide-media{position:relative;min-height:260px;background:#0A1524}
.mk-feature-wide-media img{width:100%;height:100%;object-fit:cover;opacity:.9}
.mk-feature-wide-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,26,46,.9) 0%,rgba(12,26,46,.15) 60%,rgba(12,26,46,0) 100%);
}
.mk-feature-mini{
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r);
  padding:28px;height:100%;display:flex;flex-direction:column;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .2s ease,border-color .2s ease;
}
.mk-feature-mini:hover{transform:translateY(-4px);border-color:rgba(46,125,255,.42)}
.mk-icon-box{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(46,125,255,.16);border:1px solid rgba(46,125,255,.3);color:#9CC4FF;margin-bottom:20px;
}
.mk-icon-box svg{width:20px;height:20px}
.mk-feature-mini h3{font-size:19px;margin-bottom:10px}
.mk-feature-mini p{font-size:14.5px;color:var(--mk-text-2);margin:0}
.mk-check-list{margin-top:22px;display:grid;gap:10px}
.mk-check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--mk-text-2)}
.mk-check-list svg{width:16px;height:16px;flex-shrink:0;margin-top:6px;color:var(--mk-glow)}

/* ---------- 方案对比 ---------- */
.mk-plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.mk-plan{
  position:relative;background:var(--mk-glass);border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-lg);padding:30px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:border-color .22s ease,transform .22s ease;
}
.mk-plan:hover{border-color:rgba(46,125,255,.45)}
.mk-plan--hot{
  transform:scale(1.04);
  border-color:rgba(70,224,200,.55);
  box-shadow:0 0 0 1px rgba(70,224,200,.35),0 24px 60px rgba(70,224,200,.14);
  background:rgba(255,255,255,.08);
}
.mk-plan--hot:hover{transform:scale(1.04) translateY(-2px)}
.mk-plan-flag{
  position:absolute;top:-13px;right:24px;background:var(--mk-accent);color:#1B1200;
  font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;
}
.mk-plan h3{font-size:20px;margin-bottom:6px}
.mk-plan-for{font-size:13.5px;color:var(--mk-text-3);margin-bottom:20px}
.mk-plan-rows{display:grid;gap:0;margin-bottom:26px}
.mk-plan-row{
  display:flex;align-items:center;gap:10px;padding:12px 0;
  border-bottom:1px solid rgba(255,255,255,.07);font-size:14.5px;color:var(--mk-text-2);
}
.mk-plan-row:last-child{border-bottom:0}
.mk-plan-row svg{width:16px;height:16px;flex-shrink:0}
.mk-plan-row .ok{color:var(--mk-glow)}
.mk-plan-row .no{color:rgba(255,255,255,.22)}
.mk-plan .mk-btn{width:100%}

/* ---------- CMS 列表 ---------- */
.mk-post-lead{
  display:grid;grid-template-columns:8fr 4fr;gap:0;overflow:hidden;
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r-lg);
  margin-bottom:24px;transition:transform .2s ease,border-color .2s ease;
}
.mk-post-lead:hover{transform:translateY(-4px);border-color:rgba(70,224,200,.42)}
.mk-post-lead-media{position:relative;min-height:250px;background:#0A1524;order:2}
.mk-post-lead-media img{width:100%;height:100%;object-fit:cover}
.mk-post-lead-body{padding:36px;order:1}
.mk-post-lead-body h3{font-size:23px;margin:14px 0 12px;line-height:1.42}
.mk-post-lead-body h3 a{color:var(--mk-text)}
.mk-post-lead-body h3 a:hover{color:var(--mk-glow)}
.mk-post-lead-body p{font-size:15px;color:var(--mk-text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.mk-post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.mk-post-card{
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r);
  padding:22px;display:flex;flex-direction:column;height:100%;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .2s ease,border-color .2s ease;
}
.mk-post-card:hover{transform:translateY(-4px);border-color:rgba(46,125,255,.45)}
.mk-post-card h3{font-size:17.5px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mk-post-card h3 a{color:var(--mk-text)}
.mk-post-card h3 a:hover{color:var(--mk-glow)}
.mk-post-card .mk-post-sum{
  font-size:14.5px;color:var(--mk-text-2);margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.mk-post-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid rgba(255,255,255,.07);font-size:13px;color:var(--mk-text-3)}
.mk-post-meta time{font-variant-numeric:tabular-nums}
.mk-empty{
  border:1px dashed var(--mk-glass-line);border-radius:var(--mk-r);padding:56px 24px;text-align:center;
  background:rgba(255,255,255,.02);
}
.mk-empty svg{width:36px;height:36px;color:var(--mk-text-3);margin:0 auto 16px}
.mk-empty p{color:var(--mk-text-2);margin-bottom:20px}

/* ---------- FAQ ---------- */
.mk-faq .accordion-item{
  background:transparent;border:0;border-bottom:1px solid rgba(255,255,255,.1);
}
.mk-faq .accordion-button{
  background:transparent;color:var(--mk-text);font-size:16px;font-weight:600;
  padding:24px 48px 24px 0;line-height:1.6;box-shadow:none;
}
.mk-faq .accordion-button:not(.collapsed){color:var(--mk-glow);background:transparent}
.mk-faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--mk-glow);outline-offset:2px}
.mk-faq .accordion-button::after{
  display:none;
}
.mk-faq .accordion-button .mk-plus{
  position:absolute;right:4px;top:50%;width:24px;height:24px;margin-top:-12px;
  display:flex;align-items:center;justify-content:center;color:var(--mk-text-2);
  transition:transform .22s ease,color .22s ease;
}
.mk-faq .accordion-button:not(.collapsed) .mk-plus{transform:rotate(45deg);color:var(--mk-glow)}
.mk-faq .accordion-button{position:relative}
.mk-faq .accordion-body{
  padding:0 60px 26px 0;color:var(--mk-text-2);font-size:15px;line-height:1.85;
}
.mk-faq .accordion-body a{text-decoration:underline;text-underline-offset:3px}

/* ---------- CTA 与表单 ---------- */
.mk-cta{
  position:relative;overflow:hidden;padding:96px 0;
  background-color:var(--mk-bg-2);
  background-image:
    linear-gradient(180deg,rgba(5,11,24,.86),rgba(5,11,24,.94)),
    url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
}
.mk-cta::after{
  content:"";position:absolute;width:560px;height:560px;left:-180px;bottom:-260px;
  background:radial-gradient(circle,rgba(70,224,200,.22) 0%,rgba(70,224,200,0) 68%);pointer-events:none;
}
.mk-cta-inner{position:relative;z-index:2}
.mk-cta h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:14px}
.mk-cta p.mk-cta-sub{color:var(--mk-text-2);font-size:16px;margin-bottom:26px}
.mk-form-card{
  background:var(--mk-glass);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r-lg);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:32px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07),0 24px 60px rgba(0,0,0,.3);
}
.mk-field{margin-bottom:18px}
.mk-field label{display:block;font-size:13.5px;font-weight:600;color:var(--mk-text-2);margin-bottom:8px}
.mk-input,.mk-select,.mk-textarea{
  width:100%;border-radius:12px;border:1px solid var(--mk-glass-line);
  background:rgba(5,11,24,.6);color:var(--mk-text);padding:12px 14px;font-size:14.5px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.mk-textarea{min-height:96px;resize:vertical}
.mk-input::placeholder,.mk-textarea::placeholder{color:var(--mk-text-3)}
.mk-input:focus,.mk-select:focus,.mk-textarea:focus{
  outline:none;border-color:var(--mk-glow);box-shadow:0 0 0 3px rgba(70,224,200,.16);
}
.mk-select option{background:#0C1A2E;color:#EAF2FF}
.mk-form-note{font-size:12.5px;color:var(--mk-text-3);margin-top:14px;line-height:1.7}
.mk-form-msg{
  display:none;margin-top:16px;padding:12px 14px;border-radius:12px;font-size:14px;
  background:rgba(70,224,200,.12);border:1px solid rgba(70,224,200,.35);color:#9FF3E1;
}
.mk-form-msg.is-on{display:block}
.mk-mini-list{display:grid;gap:12px;margin-top:26px}
.mk-mini-list li{display:flex;gap:10px;font-size:15px;color:var(--mk-text-2)}
.mk-mini-list svg{width:17px;height:17px;flex-shrink:0;margin-top:5px;color:var(--mk-glow)}

/* ---------- 分类入口卡 ---------- */
.mk-cat-card{
  display:flex;flex-direction:column;gap:16px;
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r);
  padding:26px;height:100%;text-decoration:none;
  transition:transform .2s ease,border-color .2s ease;
}
.mk-cat-card:hover{transform:translateY(-4px);border-color:rgba(70,224,200,.45)}
.mk-cat-card h3{font-size:19px;color:var(--mk-text)}
.mk-cat-card p{font-size:14.5px;color:var(--mk-text-2);margin:0}
.mk-cat-card .mk-link{margin-top:auto}

/* ---------- 页脚 ---------- */
.mk-footer{background:#050B18;border-top:1px solid rgba(255,255,255,.08);padding:72px 0 0}
.mk-footer .mk-logo{color:#fff}
.mk-footer .mk-logo:hover{color:#fff}
.mk-footer-desc{font-size:14px;color:var(--mk-text-3);line-height:1.8;margin-top:18px;max-width:34ch}
.mk-footer-contact{font-size:14px;color:var(--mk-text-2);margin-top:16px;display:grid;gap:6px}
.mk-footer h4{font-size:14px;color:var(--mk-text);margin-bottom:18px;font-weight:700;letter-spacing:.02em}
.mk-footer-links{display:grid;gap:0}
.mk-footer-links a{
  font-size:14px;color:var(--mk-text-2);padding:7px 0;display:inline-block;line-height:1.5;
}
.mk-footer-links a:hover{color:var(--mk-glow)}
.mk-footer-bar{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.08);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--mk-text-3);
}
.mk-footer-bar a{color:var(--mk-text-3)}
.mk-footer-bar a:hover{color:var(--mk-glow)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .mk-search{width:180px}
  .mk-nav-list{gap:22px}
}
@media (max-width:991px){
  .mk-nav{height:60px;gap:16px;flex-wrap:wrap}
  .mk-nav-toggle{display:inline-flex}
  .mk-nav-collapse{
    flex-basis:100%;flex-direction:column;align-items:stretch;gap:0;
    background:#FFFFFF;border-top:1px solid var(--mk-nav-line);
    margin:0 -24px;padding:8px 24px 22px;
  }
  .mk-nav-collapse.collapse:not(.show){display:none}
  .mk-nav-list{flex-direction:column;align-items:stretch;gap:0;flex:none;width:100%}
  .mk-nav-list li{border-bottom:1px solid var(--mk-nav-line)}
  .mk-nav-link{display:block;padding:14px 0;font-size:15px}
  .mk-nav-link::after{display:none}
  .mk-nav-link.is-active{color:var(--mk-primary)}
  .mk-nav-right{flex-direction:column;align-items:stretch;gap:12px;margin-top:16px;width:100%}
  .mk-search{width:100%}
  .mk-nav-cta{width:100%}
  .mk-hero{padding:60px 0 72px}
  .mk-section,.mk-cta{padding:64px 0}
  .mk-hero-actions .mk-btn{flex:1 1 auto}
  .mk-feature-wide{grid-template-columns:1fr}
  .mk-feature-wide-media{min-height:220px;order:-1}
  .mk-feature-wide-media::after{background:linear-gradient(180deg,rgba(12,26,46,.2),rgba(12,26,46,.95))}
  .mk-post-lead{grid-template-columns:1fr}
  .mk-post-lead-media{order:-1;min-height:220px}
  .mk-terms{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767px){
  .mk-timeline{grid-template-columns:1fr;gap:30px}
  .mk-tl-item{padding:0 0 0 58px}
  .mk-tl-item::after{
    top:46px;left:19px;right:auto;bottom:-30px;width:2px;height:auto;
    background:linear-gradient(180deg,rgba(70,224,200,.5),rgba(46,125,255,.1));
  }
  .mk-tl-node{position:absolute;left:0;top:0;margin-bottom:0}
  .mk-metrics{grid-template-columns:repeat(2,1fr)}
  .mk-plans{grid-template-columns:1fr}
  .mk-plan--hot{transform:none;order:-1}
  .mk-plan--hot:hover{transform:translateY(-4px)}
  .mk-post-grid{grid-template-columns:1fr}
  .mk-faq .accordion-body{padding-right:24px}
  .mk-stats{gap:24px}
  .mk-footer{padding-top:56px}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  .mk-nav-collapse{margin:0 -16px;padding:8px 16px 20px}
  .mk-hero-actions{gap:10px}
  .mk-hero-actions .mk-btn{width:100%}
  .mk-metrics{grid-template-columns:1fr}
  .mk-stats{gap:18px}
  .mk-stat{min-width:0;flex:1 1 40%}
  .mk-sec-head{margin-bottom:28px}
  .mk-glass-card,.mk-form-card,.mk-feature-mini,.mk-post-card{padding:22px}
  .mk-feature-wide-body,.mk-post-lead-body{padding:24px}
}

/* roulang page: article */
:root{
  --mk-bg:#050B18;
  --mk-bg-2:#081426;
  --mk-panel:#0C1A2E;
  --mk-glass:rgba(255,255,255,.06);
  --mk-glass-line:rgba(255,255,255,.12);
  --mk-primary:#2E7DFF;
  --mk-glow:#46E0C8;
  --mk-accent:#FFB454;
  --mk-text:#EAF2FF;
  --mk-text-body:#C9D8EC;
  --mk-text-2:#9BB0CC;
  --mk-text-3:#6B7F99;
  --mk-nav-bg:#FFFFFF;
  --mk-nav-text:#0B2540;
  --mk-nav-line:#E6EDF6;
  --mk-success:#35D0A5;
  --mk-warn:#FFB454;
  --mk-danger:#FF6B6B;
  --mk-r-card:16px;
  --mk-r-panel:20px;
  --mk-r-img:14px;
  --mk-r-input:12px;
  --mk-shadow-nav:0 1px 0 rgba(11,37,64,.06),0 8px 24px rgba(11,37,64,.05);
  --mk-font:"PingFang SC","HarmonyOS Sans SC","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;
  background:var(--mk-bg);
  color:var(--mk-text);
  font-family:var(--mk-font);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--mk-primary);text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.25}
p{margin:0 0 18px}
ul,ol{margin:0 0 18px;padding-left:22px}
::selection{background:rgba(70,224,200,.32);color:#04101F}
:focus-visible{outline:2px solid var(--mk-glow);outline-offset:2px;border-radius:4px}
.mk-num{font-variant-numeric:tabular-nums}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}

/* ---------- 顶部导航（浅色通栏） ---------- */
.mk-header{
  position:sticky;top:0;z-index:1030;
  background:var(--mk-nav-bg);
  border-bottom:1px solid transparent;
  transition:box-shadow .28s ease,border-color .28s ease;
}
.mk-header.is-scrolled{border-bottom-color:var(--mk-nav-line);box-shadow:var(--mk-shadow-nav)}
.mk-nav{position:relative;display:flex;align-items:center;gap:28px;height:68px}
.mk-logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--mk-nav-text);font-weight:700;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.mk-logo-icon{
  width:28px;height:28px;flex:0 0 28px;display:grid;place-items:center;
  border-radius:9px;background:linear-gradient(135deg,#2E7DFF,#46E0C8);color:#fff;
}
.mk-logo-icon svg{width:17px;height:17px}
.mk-nav-toggle{
  display:none;width:42px;height:42px;margin-left:auto;
  border:1px solid var(--mk-nav-line);border-radius:12px;background:#fff;
  color:var(--mk-nav-text);cursor:pointer;place-items:center;
}
.mk-nav-toggle svg{width:20px;height:20px}
.mk-nav-collapse{display:flex;align-items:center;flex:1 1 auto;gap:28px}
.mk-nav-list{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.mk-nav-link{
  position:relative;display:inline-block;padding:8px 2px;
  font-size:15px;font-weight:500;color:#3B5A7A;text-decoration:none;
  transition:color .2s ease;
}
.mk-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--mk-primary),var(--mk-glow));
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.mk-nav-link:hover{color:var(--mk-primary)}
.mk-nav-link:hover::after{transform:scaleX(1)}
.mk-nav-link.is-active{color:var(--mk-nav-text);font-weight:600}
.mk-nav-link.is-active::after{transform:scaleX(1)}
.mk-nav-right{margin-left:auto;display:flex;align-items:center;gap:16px}
.mk-search{
  display:flex;align-items:center;gap:8px;width:220px;height:40px;
  padding:0 14px;background:#fff;border:1px solid var(--mk-nav-line);border-radius:999px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.mk-search:focus-within{border-color:var(--mk-primary);box-shadow:0 0 0 3px rgba(46,125,255,.14)}
.mk-search svg{width:16px;height:16px;flex:0 0 16px;color:#8CA0B8}
.mk-search-input{width:100%;border:0;outline:0;background:transparent;font-size:14px;color:var(--mk-nav-text)}
.mk-search-input::placeholder{color:#9FB2C6}

/* ---------- 按钮体系 ---------- */
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  padding:13px 26px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .26s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.mk-btn-glow{
  border-radius:999px;
  background:linear-gradient(135deg,#2E7DFF 0%,#46E0C8 100%);
  color:#04101F;
  box-shadow:0 0 0 1px rgba(70,224,200,.45),0 10px 30px rgba(70,224,200,.25);
}
.mk-btn-glow:hover,.mk-btn-glow:focus-visible{
  color:#04101F;transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(70,224,200,.62),0 16px 38px rgba(70,224,200,.34);
}
.mk-btn-outline{
  border-radius:10px;background:transparent;
  border-color:rgba(255,255,255,.22);color:var(--mk-text);
}
.mk-btn-outline:hover,.mk-btn-outline:focus-visible{
  border-color:rgba(70,224,200,.65);color:var(--mk-glow);
  box-shadow:0 0 0 1px rgba(70,224,200,.28),0 10px 26px rgba(70,224,200,.14);
}
.mk-btn-light{border-radius:10px;background:#fff;color:var(--mk-nav-text);border-color:var(--mk-nav-line)}
.mk-btn-light:hover{color:var(--mk-primary);border-color:rgba(46,125,255,.45)}
.mk-btn-sm{padding:10px 18px;font-size:14px}
.mk-nav-cta{height:40px;padding:0 22px;font-size:14px}

/* ---------- 面包屑 ---------- */
.mk-crumb-bar{
  background:var(--mk-bg-2);
  border-bottom:1px solid rgba(255,255,255,.06);
  padding:16px 0;
}
.mk-crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--mk-text-3)}
.mk-crumb a{color:var(--mk-text-2);text-decoration:none;transition:color .2s ease}
.mk-crumb a:hover{color:var(--mk-glow)}
.mk-crumb .sep{color:rgba(255,255,255,.22)}
.mk-crumb-cat{color:var(--mk-text-2)}
.mk-crumb .current{
  color:var(--mk-text-3);max-width:44ch;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 文章头部 ---------- */
.mk-article-head{
  position:relative;
  padding:56px 0 30px;
  background:
    radial-gradient(620px 300px at 12% 0%,rgba(46,125,255,.16),transparent 65%),
    radial-gradient(520px 280px at 88% 12%,rgba(70,224,200,.10),transparent 68%),
    linear-gradient(180deg,#081426 0%,#050B18 100%);
  border-bottom:1px solid rgba(255,255,255,.06);
  overflow:hidden;
}
.mk-article-head::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 30% 30%,#000,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 30% 30%,#000,transparent 78%);
}
.mk-article-head .container{position:relative;z-index:1}
.mk-article-head-inner{max-width:900px}
.mk-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  padding:5px 12px;border-radius:6px;
  color:#8FBDFF;background:rgba(46,125,255,.14);
  border:1px solid rgba(46,125,255,.3);
}
.mk-article-title{
  margin:18px 0 20px;
  font-size:clamp(28px,3.6vw,44px);
  line-height:1.24;letter-spacing:-.015em;color:#FFFFFF;
  font-weight:700;
}
.mk-article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px;
  font-size:13.5px;color:var(--mk-text-3);
  font-variant-numeric:tabular-nums;
}
.mk-meta-item{display:inline-flex;align-items:center;gap:7px}
.mk-meta-item svg{width:15px;height:15px;color:var(--mk-glow);opacity:.85}
.mk-meta-dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.22)}

/* ---------- 正文阅读区 ---------- */
.mk-article-main{padding:56px 0 8px;background:var(--mk-bg)}
.mk-reader{max-width:800px;margin:0 auto;min-width:0}
.mk-article-body{
  font-size:17px;line-height:1.9;color:var(--mk-text-body);
  word-break:break-word;overflow-wrap:break-word;
}
.mk-article-body > p:first-of-type{
  font-size:18px;color:#DCE8F8;
}
.mk-article-body h2{
  margin:52px 0 18px;font-size:clamp(22px,2.3vw,28px);
  line-height:1.35;color:#FFFFFF;font-weight:700;letter-spacing:-.01em;
}
.mk-article-body h3{margin:34px 0 12px;font-size:20px;color:#F3F8FF;font-weight:600}
.mk-article-body h4{margin:26px 0 10px;font-size:17px;color:#EAF2FF;font-weight:600}
.mk-article-body p{margin:0 0 22px}
.mk-article-body a{
  color:var(--mk-primary);
  text-decoration:underline;text-underline-offset:3px;
  text-decoration-thickness:1px;transition:color .2s ease;
}
.mk-article-body a:hover{color:var(--mk-glow)}
.mk-article-body strong{color:#FFFFFF;font-weight:600}
.mk-article-body ul,.mk-article-body ol{margin:0 0 24px;padding-left:4px;list-style:none}
.mk-article-body ul li,.mk-article-body ol li{position:relative;padding-left:26px;margin-bottom:12px}
.mk-article-body ul li::before{
  content:"";position:absolute;left:6px;top:.72em;
  width:7px;height:7px;border-radius:2px;
  background:linear-gradient(135deg,#2E7DFF,#46E0C8);
}
.mk-article-body ol{counter-reset:mk-ol}
.mk-article-body ol li{counter-increment:mk-ol}
.mk-article-body ol li::before{
  content:counter(mk-ol);
  position:absolute;left:0;top:.18em;
  width:20px;height:20px;border-radius:6px;
  display:grid;place-items:center;
  font-size:12px;font-weight:700;color:#04101F;
  background:linear-gradient(135deg,#2E7DFF,#46E0C8);
  font-variant-numeric:tabular-nums;
}
.mk-article-body blockquote{
  margin:28px 0;padding:18px 22px;
  border-left:3px solid var(--mk-glow);
  background:rgba(70,224,200,.07);
  border-radius:0 12px 12px 0;
  color:#D7E5F6;
}
.mk-article-body blockquote p:last-child{margin-bottom:0}
.mk-article-body img{
  border-radius:var(--mk-r-img);margin:26px 0 8px;
  background:var(--mk-panel);
}
.mk-article-body figure{margin:26px 0}
.mk-article-body figcaption,
.mk-article-body .mk-caption{
  font-size:13px;color:var(--mk-text-3);text-align:center;line-height:1.7;
}
.mk-article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:14px;padding:2px 7px;border-radius:6px;
  background:rgba(255,255,255,.08);color:#9BE7DA;
}
.mk-article-body pre{
  margin:26px 0;padding:18px 20px;border-radius:12px;
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);
  overflow-x:auto;font-size:14px;line-height:1.75;
}
.mk-article-body pre code{background:none;padding:0;color:#C9D8EC}
.mk-article-body hr{
  margin:44px 0;border:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent);
}
.mk-article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  border:1px solid var(--mk-glass-line);border-radius:12px;overflow:hidden;
}
.mk-article-body th,.mk-article-body td{
  padding:12px 14px;border:1px solid var(--mk-glass-line);
  text-align:left;color:var(--mk-text-body);
}
.mk-article-body th{background:rgba(255,255,255,.05);color:#EAF2FF;font-weight:600}
.mk-article-body tr:nth-child(even) td{background:rgba(255,255,255,.02)}
.mk-table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* 空态 */
.mk-empty{
  display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px;
  padding:64px 28px;border-radius:var(--mk-r-panel);
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);
}
.mk-empty-icon{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:rgba(46,125,255,.12);border:1px solid rgba(46,125,255,.3);color:#8FBDFF;
}
.mk-empty-icon svg{width:26px;height:26px}
.mk-empty h3{font-size:20px;color:#EAF2FF}
.mk-empty p{font-size:14.5px;color:var(--mk-text-3);margin:0;max-width:44ch}

/* 标签与分享 */
.mk-article-foot{
  margin-top:44px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.mk-tags{display:flex;align-items:center;flex-wrap:wrap;gap:10px}
.mk-tags-label{font-size:13px;color:var(--mk-text-3)}
.mk-tag{
  display:inline-flex;align-items:center;
  font-size:12.5px;padding:6px 12px;border-radius:6px;
  color:#8FBDFF;background:rgba(46,125,255,.12);
  border:1px solid rgba(46,125,255,.26);
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.mk-tag:hover{background:rgba(46,125,255,.2);color:#BBD8FF;border-color:rgba(46,125,255,.45)}
.mk-share{display:flex;align-items:center;gap:12px}
.mk-share-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:10px;cursor:pointer;
  font-size:14px;font-weight:500;
  background:transparent;border:1px solid rgba(255,255,255,.2);color:var(--mk-text-2);
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.mk-share-btn:hover{border-color:rgba(70,224,200,.6);color:var(--mk-glow);box-shadow:0 0 0 1px rgba(70,224,200,.25)}
.mk-share-btn svg{width:16px;height:16px}
.mk-toast{
  position:fixed;left:50%;bottom:36px;transform:translate(-50%,14px);
  padding:11px 20px;border-radius:999px;font-size:14px;
  background:rgba(12,26,46,.95);border:1px solid rgba(70,224,200,.45);
  color:var(--mk-glow);opacity:0;pointer-events:none;z-index:2000;
  transition:opacity .24s ease,transform .24s ease;
}
.mk-toast.is-on{opacity:1;transform:translate(-50%,0)}

/* 阅读提示卡 */
.mk-summary{
  margin:0 0 34px;padding:20px 22px;border-radius:var(--mk-r-card);
  background:var(--mk-glass);border:1px solid var(--mk-glass-line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.mk-summary h2{
  margin:0 0 10px !important;font-size:15px !important;
  color:var(--mk-glow);letter-spacing:.02em;font-weight:600;
}
.mk-summary ul{margin:0;padding:0;list-style:none}
.mk-summary li{
  position:relative;padding-left:20px;margin:0 0 8px;
  font-size:14.5px;color:var(--mk-text-2);line-height:1.75;
}
.mk-summary li:last-child{margin-bottom:0}
.mk-summary li::before{
  content:"";position:absolute;left:2px;top:.62em;width:6px;height:6px;
  border-radius:50%;background:var(--mk-glow);
}

/* ---------- 相关推荐 ---------- */
.mk-related{padding:72px 0 0;background:var(--mk-bg)}
.mk-section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:30px;flex-wrap:wrap;
}
.mk-section-head h2{font-size:clamp(22px,2.4vw,30px);color:#FFFFFF}
.mk-section-head p{margin:8px 0 0;font-size:14.5px;color:var(--mk-text-3)}
.mk-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--mk-glow);text-decoration:none;
}
.mk-more svg{width:15px;height:15px;transition:transform .2s ease}
.mk-more:hover svg{transform:translateX(4px)}

.mk-rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.mk-card{
  display:flex;flex-direction:column;min-width:0;
  background:var(--mk-panel);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-card);
  padding:20px;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.mk-card:hover{
  transform:translateY(-4px);
  border-color:rgba(70,224,200,.42);
  box-shadow:0 14px 34px rgba(3,10,24,.65);
}
.mk-card-cover{
  border-radius:var(--mk-r-img);overflow:hidden;margin:-4px -4px 16px;
  aspect-ratio:16/9;background:var(--mk-bg-2);
}
.mk-card-cover img{width:100%;height:100%;object-fit:cover}
.mk-card h3{
  font-size:17px;line-height:1.5;color:#EAF2FF;font-weight:600;margin:0 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s ease;
}
.mk-card:hover h3{color:var(--mk-glow)}
.mk-card p{
  font-size:14.5px;line-height:1.75;color:var(--mk-text-3);margin:0 0 18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.mk-card-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid rgba(255,255,255,.07);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--mk-text-3);font-variant-numeric:tabular-nums;
}
.mk-card-link{font-size:13px;color:var(--mk-primary);font-weight:500}
.mk-card:hover .mk-card-link{color:var(--mk-glow)}

/* ---------- 返回与 CTA ---------- */
.mk-back-row{padding:44px 0 0;display:flex;justify-content:center}
.mk-cta{
  position:relative;margin-top:88px;padding:76px 0;
  background:
    radial-gradient(560px 300px at 18% 20%,rgba(46,125,255,.2),transparent 66%),
    radial-gradient(520px 320px at 84% 78%,rgba(70,224,200,.14),transparent 70%),
    linear-gradient(180deg,#081426 0%,#050B18 100%);
  border-top:1px solid rgba(255,255,255,.07);
  border-bottom:1px solid rgba(255,255,255,.07);
  overflow:hidden;
}
.mk-cta::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(circle at 70% 40%,#000,transparent 76%);
  -webkit-mask-image:radial-gradient(circle at 70% 40%,#000,transparent 76%);
}
.mk-cta .container{position:relative;z-index:1}
.mk-cta-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.mk-cta h2{font-size:clamp(24px,2.7vw,34px);color:#FFFFFF;margin-bottom:14px}
.mk-cta-lead{font-size:15.5px;color:var(--mk-text-2);margin-bottom:24px;max-width:52ch}
.mk-check-list{list-style:none;margin:0 0 30px;padding:0}
.mk-check-list li{
  position:relative;padding-left:28px;margin-bottom:12px;
  font-size:14.5px;color:var(--mk-text-body);
}
.mk-check-list li svg{
  position:absolute;left:0;top:.42em;width:17px;height:17px;color:var(--mk-glow);
}
.mk-cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.mk-cta-side{
  background:var(--mk-panel);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-panel);
  padding:26px;
}
.mk-cta-side h3{font-size:16px;color:#EAF2FF;margin-bottom:16px}
.mk-state-list{list-style:none;margin:0;padding:0}
.mk-state-list li{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:13px 0;border-bottom:1px solid rgba(255,255,255,.07);
  font-size:14px;color:var(--mk-text-2);
}
.mk-state-list li:last-child{border-bottom:0;padding-bottom:0}
.mk-state-list strong{color:#EAF2FF;font-weight:600;font-variant-numeric:tabular-nums}
.mk-pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;
}
.mk-pill-ok{color:#8CF0D8;background:rgba(53,208,165,.14);border:1px solid rgba(53,208,165,.32)}
.mk-pill-warn{color:#FFD79A;background:rgba(255,180,84,.14);border:1px solid rgba(255,180,84,.32)}
.mk-dot{width:6px;height:6px;border-radius:50%;background:currentColor}

/* ---------- 页脚 ---------- */
.mk-footer{
  background:var(--mk-bg);
  border-top:1px solid rgba(255,255,255,.07);
  padding-top:72px;
}
.mk-footer .mk-logo{color:var(--mk-text)}
.mk-footer h4{font-size:15px;font-weight:600;color:#EAF2FF;margin:0 0 18px}
.mk-footer-desc{font-size:14px;line-height:1.8;color:var(--mk-text-3);margin:16px 0 0;max-width:38ch}
.mk-footer-contact{display:flex;flex-direction:column;gap:6px;margin-top:18px;font-size:13.5px;color:var(--mk-text-3);font-variant-numeric:tabular-nums}
.mk-footer-links{display:flex;flex-direction:column;gap:12px}
.mk-footer-links a{font-size:14px;line-height:1.5;color:var(--mk-text-2);transition:color .2s ease,transform .2s ease}
.mk-footer-links a:hover{color:var(--mk-glow);transform:translateX(3px)}
.mk-footer-bar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.07);
  font-size:13px;color:var(--mk-text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .mk-container,.container{padding-left:20px;padding-right:20px}
}
@media (max-width:991.98px){
  .container{padding-left:20px;padding-right:20px}
  .mk-nav{height:64px;gap:16px}
  .mk-nav-toggle{display:grid}
  .mk-nav-collapse{
    position:absolute;left:0;right:0;top:100%;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    padding:12px 20px 22px;background:#fff;
    border-bottom:1px solid var(--mk-nav-line);
    box-shadow:var(--mk-shadow-nav);
  }
  .mk-nav-collapse.show{display:flex}
  .mk-nav-list{flex-direction:column;align-items:stretch;gap:0;padding:6px 0 14px;border-bottom:1px solid var(--mk-nav-line)}
  .mk-nav-link{display:block;padding:13px 4px;font-size:15px}
  .mk-nav-link::after{display:none}
  .mk-nav-link.is-active{color:var(--mk-primary)}
  .mk-nav-right{margin-left:0;flex-direction:column;align-items:stretch;gap:12px;padding-top:16px}
  .mk-search{width:100%;height:44px}
  .mk-nav-cta{height:46px;width:100%;display:inline-flex}
  .mk-cta-grid{grid-template-columns:1fr;gap:36px}
  .mk-rel-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767.98px){
  body{font-size:15.5px}
  .mk-article-head{padding:40px 0 24px}
  .mk-article-title{font-size:clamp(24px,6.4vw,32px)}
  .mk-article-main{padding:40px 0 0}
  .mk-article-body{font-size:16.5px;line-height:1.85}
  .mk-article-body h2{margin-top:40px}
  .mk-article-body table{display:block;overflow-x:auto;white-space:nowrap;font-size:14px}
  .mk-related{padding:56px 0 0}
  .mk-rel-grid{grid-template-columns:1fr}
  .mk-cta{padding:56px 0;margin-top:64px}
  .mk-footer{padding-top:56px}
  .mk-footer-bar{margin-top:40px;flex-direction:column;align-items:flex-start;gap:8px}
  .mk-article-foot{flex-direction:column;align-items:flex-start}
  .mk-btn{min-height:44px}
  .mk-back-row{padding-top:32px}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px}
  .mk-logo-text{font-size:16px}
  .mk-empty{padding:48px 20px}
  .mk-crumb{font-size:12.5px}
  .mk-crumb .current{max-width:30ch}
  .mk-cta-side{padding:20px}
}

/* roulang page: category1 */
:root{
  --mk-bg:#050B18;
  --mk-bg-2:#081426;
  --mk-panel:#0C1A2E;
  --mk-glass:rgba(255,255,255,.06);
  --mk-glass-line:rgba(255,255,255,.12);
  --mk-primary:#2E7DFF;
  --mk-glow:#46E0C8;
  --mk-accent:#FFB454;
  --mk-text:#EAF2FF;
  --mk-text-2:#9BB0CC;
  --mk-text-3:#6B7F99;
  --mk-success:#35D0A5;
  --mk-danger:#FF6B6B;
  --mk-light:#FFFFFF;
  --mk-light-text:#0B2540;
  --mk-light-line:#E6EDF6;
  --mk-r-card:16px;
  --mk-r-panel:20px;
  --mk-r-img:14px;
  --mk-r-input:12px;
  --mk-shadow-light:0 1px 0 rgba(11,37,64,.06), 0 8px 24px rgba(11,37,64,.05);
  --mk-glow-cta:0 0 0 1px rgba(70,224,200,.45), 0 10px 30px rgba(70,224,200,.25);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--mk-bg);
  color:var(--mk-text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;color:var(--mk-text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--mk-glow);outline-offset:2px;}
.container{
  width:100%;
  max-width:1248px;
  margin-left:auto;
  margin-right:auto;
  padding-left:24px;
  padding-right:24px;
  --bs-gutter-x:24px;
}
.mk-num{font-variant-numeric:tabular-nums;}

/* ============ 导航 ============ */
.mk-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--mk-light);
  border-bottom:1px solid var(--mk-light-line);
  transition:box-shadow .22s ease, border-color .22s ease;
}
.mk-header.is-scrolled{
  box-shadow:var(--mk-shadow-light);
  border-bottom-color:transparent;
}
.mk-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:68px;
}
.mk-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--mk-light-text);
  font-weight:700;
  font-size:17px;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.mk-logo-icon{
  width:28px;height:28px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:9px;
  background:linear-gradient(135deg,#2E7DFF,#46E0C8);
  color:#04231F;
  flex:0 0 auto;
}
.mk-logo-icon svg{width:17px;height:17px;}
.mk-logo-text{color:var(--mk-light-text);}
.mk-nav-toggle{
  display:none;
  width:44px;height:40px;
  align-items:center;justify-content:center;
  border:1px solid var(--mk-light-line);
  border-radius:10px;
  background:#fff;
  color:var(--mk-light-text);
  cursor:pointer;
}
.mk-nav-toggle svg{width:20px;height:20px;}
.mk-nav-list{
  display:flex;
  align-items:center;
  gap:28px;
}
.mk-nav-link{
  position:relative;
  display:inline-block;
  padding:6px 2px;
  font-size:15px;
  font-weight:500;
  color:#31465E;
  transition:color .2s ease;
}
.mk-nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  border-radius:2px;
  background:var(--mk-primary);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .22s ease;
}
.mk-nav-link:hover{color:var(--mk-primary);}
.mk-nav-link:hover::after{transform:scaleX(1);}
.mk-nav-link.is-active{color:var(--mk-primary);font-weight:600;}
.mk-nav-link.is-active::after{transform:scaleX(1);}
.mk-nav-right{display:flex;align-items:center;gap:16px;}
.mk-search{
  display:flex;
  align-items:center;
  gap:8px;
  width:220px;
  height:40px;
  padding:0 14px;
  background:#fff;
  border:1px solid var(--mk-light-line);
  border-radius:999px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.mk-search svg{width:16px;height:16px;color:#7B8FA8;flex:0 0 auto;}
.mk-search:focus-within{
  border-color:var(--mk-primary);
  box-shadow:0 0 0 3px rgba(46,125,255,.14);
}
.mk-search-input{
  flex:1;
  min-width:0;
  border:0;
  outline:none;
  background:transparent;
  font-size:14px;
  color:var(--mk-light-text);
}
.mk-search-input::placeholder{color:#93A5BB;}
.mk-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.mk-btn-glow{
  background:var(--mk-glow);
  color:#04231F;
  box-shadow:var(--mk-glow-cta);
}
.mk-btn-glow:hover{
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(70,224,200,.6), 0 14px 36px rgba(70,224,200,.34);
}
.mk-nav-cta{min-height:40px;padding:0 20px;font-size:14px;}
.mk-btn-outline{
  background:transparent;
  border-radius:10px;
  border:1px solid rgba(46,125,255,.55);
  color:var(--mk-text);
}
.mk-btn-outline:hover{
  border-color:var(--mk-glow);
  color:var(--mk-glow);
  transform:translateY(-2px);
}
.mk-btn-light{
  background:#fff;
  color:var(--mk-light-text);
  border-radius:10px;
  border:1px solid var(--mk-light-line);
}
.mk-btn-light:hover{border-color:var(--mk-primary);color:var(--mk-primary);}

/* ============ 页面头 ============ */
.mk-page-head{
  position:relative;
  overflow:hidden;
  padding:88px 0 72px;
  background-color:var(--mk-bg-2);
  background-image:linear-gradient(180deg, rgba(5,11,24,.72) 0%, rgba(5,11,24,.9) 62%, rgba(5,11,24,1) 100%), url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
}
.mk-page-head::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    radial-gradient(circle at 14% 18%, rgba(46,125,255,.18), transparent 46%),
    radial-gradient(circle at 88% 74%, rgba(70,224,200,.14), transparent 44%),
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:auto,auto,64px 64px,64px 64px;
  opacity:.9;
  pointer-events:none;
}
.mk-page-head .container{position:relative;z-index:1;}
.mk-breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--mk-text-3);
  margin-bottom:22px;
}
.mk-breadcrumb a{color:var(--mk-text-2);transition:color .2s ease;}
.mk-breadcrumb a:hover{color:var(--mk-glow);}
.mk-breadcrumb .sep{color:var(--mk-text-3);}
.mk-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--mk-glow);
  background:rgba(70,224,200,.1);
  border:1px solid rgba(70,224,200,.3);
  margin-bottom:20px;
}
.mk-page-head h1{
  font-size:clamp(30px,4.2vw,48px);
  line-height:1.18;
  letter-spacing:-.01em;
  max-width:20em;
}
.mk-head-sub{
  margin-top:20px;
  max-width:64ch;
  font-size:17px;
  line-height:1.85;
  color:var(--mk-text-2);
}
.mk-head-badges{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:32px;
}
.mk-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 16px;
  border-radius:999px;
  font-size:13px;
  font-weight:500;
  color:var(--mk-text-2);
  background:var(--mk-glass);
  border:1px solid var(--mk-glass-line);
}
.mk-badge strong{color:var(--mk-text);font-weight:600;font-variant-numeric:tabular-nums;}

/* ============ 主体布局 ============ */
.mk-main{padding:96px 0 104px;}
.mk-cat-layout{
  display:grid;
  grid-template-columns:296px minmax(0,1fr);
  gap:44px;
  align-items:start;
}
.mk-side{
  position:sticky;
  top:96px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.mk-side-card{
  background:var(--mk-panel);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-card);
  padding:22px;
}
.mk-side-card h4{
  font-size:15px;
  font-weight:600;
  margin-bottom:12px;
}
.mk-side-card p{
  font-size:14px;
  line-height:1.7;
  color:var(--mk-text-2);
}
.mk-anchor-list{display:flex;flex-direction:column;gap:2px;}
.mk-anchor-list a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border-radius:10px;
  font-size:14px;
  color:var(--mk-text-2);
  transition:background .2s ease, color .2s ease;
}
.mk-anchor-list a::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:rgba(155,176,204,.5);
  flex:0 0 auto;
  transition:background .2s ease, box-shadow .2s ease;
}
.mk-anchor-list a:hover{background:var(--mk-glass);color:var(--mk-text);}
.mk-anchor-list a:hover::before{background:var(--mk-glow);box-shadow:0 0 0 4px rgba(70,224,200,.14);}
.mk-side-cta{
  background:linear-gradient(160deg, rgba(46,125,255,.16), rgba(70,224,200,.1));
  border:1px solid rgba(70,224,200,.32);
  border-radius:var(--mk-r-card);
  padding:22px;
}
.mk-side-cta h4{font-size:16px;margin-bottom:10px;}
.mk-side-cta p{font-size:14px;line-height:1.7;color:var(--mk-text-2);margin-bottom:16px;}
.mk-side-cta .mk-btn{width:100%;}

/* ============ 内容区 ============ */
.mk-content{display:flex;flex-direction:column;gap:56px;min-width:0;}
.mk-section-head{margin-bottom:26px;}
.mk-section-head h2{
  font-size:clamp(24px,2.6vw,32px);
  letter-spacing:-.01em;
}
.mk-section-head p{
  margin-top:12px;
  font-size:15px;
  color:var(--mk-text-2);
  max-width:70ch;
}
.mk-lead{
  background:var(--mk-bg-2);
  border:1px solid var(--mk-glass-line);
  border-left:3px solid var(--mk-glow);
  border-radius:var(--mk-r-card);
  padding:26px 28px;
}
.mk-lead p{font-size:16px;line-height:1.85;color:var(--mk-text-2);}
.mk-lead p+p{margin-top:18px;}

.mk-card-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.mk-card{
  display:flex;
  flex-direction:column;
  background:var(--mk-panel);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-card);
  overflow:hidden;
  transition:transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}
.mk-card:hover{
  transform:translateY(-4px);
  border-color:rgba(255,255,255,.26);
  box-shadow:0 18px 40px rgba(3,8,18,.5);
}
.mk-card-media{
  aspect-ratio:16/9;
  background:#0A1526;
  overflow:hidden;
}
.mk-card-media img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:0;
}
.mk-card-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}
.mk-tag{
  align-self:flex-start;
  padding:3px 10px;
  border-radius:6px;
  font-size:12px;
  font-weight:600;
  color:var(--mk-primary);
  background:rgba(46,125,255,.14);
  border:1px solid rgba(46,125,255,.26);
}
.mk-tag-glow{color:var(--mk-glow);background:rgba(70,224,200,.12);border-color:rgba(70,224,200,.28);}
.mk-tag-accent{color:var(--mk-accent);background:rgba(255,180,84,.12);border-color:rgba(255,180,84,.28);}
.mk-card h3{font-size:19px;font-weight:600;line-height:1.5;}
.mk-card p{font-size:14px;line-height:1.78;color:var(--mk-text-2);}
.mk-card-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--mk-primary);
  transition:color .2s ease, gap .2s ease;
}
.mk-card-link:hover{color:var(--mk-glow);gap:10px;}

/* ============ 步骤 ============ */
.mk-steps-wrap{
  background:var(--mk-bg-2);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-panel);
  padding:36px 32px;
}
.mk-steps{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:26px;
}
.mk-steps::before{
  content:"";
  position:absolute;
  top:20px;left:8%;right:8%;
  height:2px;
  background:linear-gradient(90deg, rgba(46,125,255,.1), rgba(70,224,200,.55), rgba(46,125,255,.1));
}
.mk-step{position:relative;padding-top:0;}
.mk-step-dot{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:50%;
  font-size:14px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--mk-text-2);
  background:#0A1striking;
  background:#0A1526;
  border:1px solid var(--mk-glass-line);
  margin-bottom:20px;
}
.mk-step.is-active .mk-step-dot{
  color:#04231F;
  background:var(--mk-glow);
  border-color:transparent;
  box-shadow:0 0 0 1px rgba(70,224,200,.5), 0 10px 26px rgba(70,224,200,.28);
}
.mk-step.is-active .mk-step-dot::after{
  content:"";
  position:absolute;
  top:-5px;right:-5px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--mk-accent);
  border:2px solid var(--mk-bg-2);
}
.mk-step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.mk-step p{font-size:14px;line-height:1.75;color:var(--mk-text-2);}

/* ============ 核对清单 ============ */
.mk-check{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.mk-check-item{
  display:flex;
  gap:14px;
  padding:18px 20px;
  background:var(--mk-panel);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-card);
  transition:border-color .2s ease, transform .2s ease;
}
.mk-check-item:hover{border-color:rgba(70,224,200,.35);transform:translateY(-2px);}
.mk-check-item svg{
  width:20px;height:20px;
  flex:0 0 auto;
  margin-top:4px;
  color:var(--mk-glow);
}
.mk-check-item h3{font-size:15px;font-weight:600;margin-bottom:6px;}
.mk-check-item p{font-size:14px;line-height:1.7;color:var(--mk-text-2);}

/* ============ FAQ ============ */
.mk-faq .accordion-item{
  background:var(--mk-panel);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-card);
  margin-bottom:14px;
  overflow:hidden;
}
.mk-faq .accordion-button{
  display:flex;
  align-items:center;
  gap:16px;
  width:100%;
  min-height:64px;
  padding:18px 22px;
  background:transparent;
  border:0;
  box-shadow:none;
  font-size:16px;
  font-weight:600;
  color:var(--mk-text);
  text-align:left;
  transition:color .2s ease;
}
.mk-faq .accordion-button:hover{color:var(--mk-glow);}
.mk-faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--mk-glow);outline-offset:-4px;}
.mk-faq .accordion-button:not(.collapsed){
  color:var(--mk-glow);
  background:rgba(70,224,200,.05);
  box-shadow:inset 0 -1px 0 var(--mk-glass-line);
}
.mk-faq .accordion-button::after{
  content:"+";
  background-image:none;
  display:flex;
  align-items:center;
  justify-content:center;
  width:28px;height:28px;
  margin-left:auto;
  flex:0 0 auto;
  font-size:19px;
  line-height:1;
  color:var(--mk-glow);
  border:1px solid var(--mk-glass-line);
  border-radius:8px;
  transition:transform .22s ease, color .22s ease, border-color .22s ease;
}
.mk-faq .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  color:var(--mk-accent);
  border-color:rgba(255,180,84,.35);
}
.mk-faq .accordion-body{
  padding:6px 22px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--mk-text-2);
}
.mk-faq .accordion-body a{color:var(--mk-primary);text-decoration:underline;text-underline-offset:2px;}
.mk-faq .accordion-body a:hover{color:var(--mk-glow);}

/* ============ CTA ============ */
.mk-cta{
  position:relative;
  overflow:hidden;
  padding:88px 0;
  background-color:var(--mk-bg-2);
  background-image:linear-gradient(180deg, rgba(5,11,24,.86), rgba(5,11,24,.94)), url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  border-top:1px solid rgba(255,255,255,.07);
}
.mk-cta::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    radial-gradient(circle at 18% 22%, rgba(46,125,255,.18), transparent 44%),
    radial-gradient(circle at 82% 78%, rgba(70,224,200,.16), transparent 42%);
  pointer-events:none;
}
.mk-cta .container{position:relative;z-index:1;}
.mk-cta-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:start;
}
.mk-cta h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:16px;}
.mk-cta p.mk-cta-desc{font-size:16px;color:var(--mk-text-2);margin-bottom:26px;max-width:52ch;}
.mk-points{display:flex;flex-direction:column;gap:14px;}
.mk-points li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:15px;
  color:var(--mk-text-2);
  line-height:1.7;
}
.mk-points svg{width:18px;height:18px;color:var(--mk-glow);flex:0 0 auto;margin-top:4px;}

.mk-form-card{
  background:rgba(255,255,255,.06);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-panel);
  padding:30px;
  box-shadow:0 1px 0 rgba(255,255,255,.06) inset;
}
.mk-form-card h3{font-size:19px;font-weight:600;margin-bottom:6px;}
.mk-form-card .mk-form-note{font-size:13px;color:var(--mk-text-3);margin-bottom:22px;}
.mk-field{margin-bottom:16px;}
.mk-field label{
  display:block;
  font-size:14px;
  color:var(--mk-text-2);
  margin-bottom:8px;
}
.mk-field input,
.mk-field select,
.mk-field textarea{
  width:100%;
  padding:12px 14px;
  font-size:15px;
  color:var(--mk-text);
  background:rgba(255,255,255,.05);
  border:1px solid var(--mk-glass-line);
  border-radius:var(--mk-r-input);
  outline:none;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.mk-field textarea{min-height:104px;resize:vertical;line-height:1.7;}
.mk-field input::placeholder,
.mk-field textarea::placeholder{color:var(--mk-text-3);}
.mk-field input:focus,
.mk-field select:focus,
.mk-field textarea:focus{
  border-color:var(--mk-glow);
  background:rgba(255,255,255,.08);
  box-shadow:0 0 0 3px rgba(70,224,200,.16);
}
.mk-field select option{color:#0B2540;}
.mk-form-card .mk-btn{width:100%;margin-top:8px;}
.mk-form-foot{
  margin-top:14px;
  font-size:12px;
  line-height:1.7;
  color:var(--mk-text-3);
}
.mk-form-tip{
  display:none;
  margin-top:14px;
  padding:12px 14px;
  border-radius:10px;
  font-size:14px;
  color:var(--mk-success);
  background:rgba(53,208,165,.1);
  border:1px solid rgba(53,208,165,.3);
}
.mk-form-tip.is-show{display:block;}

/* ============ 页脚 ============ */
.mk-footer{
  background:#050B18;
  border-top:1px solid rgba(255,255,255,.07);
  padding:72px 0 0;
}
.mk-footer .mk-logo{margin-bottom:18px;}
.mk-footer .mk-logo-text{color:var(--mk-text);}
.mk-footer-desc{
  font-size:14px;
  line-height:1.8;
  color:var(--mk-text-2);
  max-width:34ch;
}
.mk-footer-contact{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-top:18px;
  font-size:13px;
  color:var(--mk-text-3);
}
.mk-footer h4{
  font-size:15px;
  font-weight:600;
  color:var(--mk-text);
  margin-bottom:18px;
}
.mk-footer-links{display:flex;flex-direction:column;gap:12px;}
.mk-footer-links a{
  font-size:14px;
  color:var(--mk-text-2);
  transition:color .2s ease;
}
.mk-footer-links a:hover{color:var(--mk-glow);}
.mk-footer-bar{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  margin-top:56px;
  padding:22px 0 26px;
  border-top:1px solid rgba(255,255,255,.07);
  font-size:13px;
  color:var(--mk-text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .mk-cat-layout{grid-template-columns:264px minmax(0,1fr);gap:32px;}
}
@media (max-width:991px){
  .mk-nav-toggle{display:inline-flex;}
  .mk-nav{height:60px;}
  .mk-nav-collapse{
    position:absolute;
    top:60px;
    left:0;right:0;
    padding:14px 24px 22px;
    background:#fff;
    border-top:1px solid var(--mk-light-line);
    box-shadow:var(--mk-shadow-light);
    max-height:calc(100vh - 60px);
    overflow-y:auto;
  }
  .mk-nav-collapse .mk-nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding-bottom:14px;
    border-bottom:1px solid var(--mk-light-line);
  }
  .mk-nav-link{display:block;padding:12px 8px;border-radius:10px;font-size:15px;}
  .mk-nav-link::after{display:none;}
  .mk-nav-link:hover,
  .mk-nav-link.is-active{background:rgba(46,125,255,.08);}
  .mk-nav-right{flex-direction:column;align-items:stretch;gap:12px;margin-top:16px;}
  .mk-search{width:100%;}
  .mk-nav-cta{width:100%;}
  .mk-page-head{padding:64px 0 56px;}
  .mk-main{padding:64px 0 72px;}
  .mk-cat-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .mk-side{position:static;}
  .mk-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .mk-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
  .mk-steps::before{display:none;}
  .mk-cta-grid{grid-template-columns:1fr;gap:36px;}
  .mk-cta{padding:64px 0;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  .mk-card-grid{grid-template-columns:minmax(0,1fr);}
  .mk-check{grid-template-columns:minmax(0,1fr);}
  .mk-steps-wrap{padding:26px 20px;}
  .mk-steps{grid-template-columns:minmax(0,1fr);gap:0;}
  .mk-step{
    position:relative;
    padding:0 0 26px 58px;
  }
  .mk-step:last-child{padding-bottom:0;}
  .mk-step::before{
    content:"";
    position:absolute;
    left:19px;top:44px;bottom:0;
    width:2px;
    background:linear-gradient(180deg, rgba(70,224,200,.5), rgba(46,125,255,.12));
  }
  .mk-step:last-child::before{display:none;}
  .mk-step-dot{position:absolute;left:0;top:0;margin-bottom:0;}
  .mk-step h3{margin-top:6px;}
  .mk-footer{padding-top:56px;}
  .mk-footer-bar{margin-top:36px;flex-direction:column;gap:6px;}
  .mk-lead{padding:22px 20px;}
  .mk-form-card{padding:22px;}
}
@media (max-width:575px){
  .mk-logo{font-size:15px;}
  .mk-logo-text{max-width:11.5em;overflow:hidden;text-overflow:ellipsis;}
  .mk-page-head{padding:52px 0 46px;}
  .mk-head-sub{font-size:15px;}
  .mk-badge{font-size:12px;padding:7px 13px;}
  .mk-main{padding:52px 0 60px;}
  .mk-section-head h2{font-size:22px;}
  .mk-card-body{padding:18px;}
  .mk-btn{width:100%;}
  .mk-btn.mk-nav-cta{width:100%;}
}

/* roulang page: category2 */
:root{
  --mk-bg:#050B18;
  --mk-bg-2:#081426;
  --mk-panel:#0C1A2E;
  --mk-glass:rgba(255,255,255,.06);
  --mk-glass-line:rgba(255,255,255,.12);
  --mk-primary:#2E7DFF;
  --mk-glow:#46E0C8;
  --mk-accent:#FFB454;
  --mk-text:#EAF2FF;
  --mk-text-2:#9BB0CC;
  --mk-text-3:#6B7F99;
  --mk-nav-bg:#FFFFFF;
  --mk-nav-text:#0B2540;
  --mk-nav-line:#E6EDF6;
  --mk-ok:#35D0A5;
  --mk-warn:#FFB454;
  --mk-err:#FF6B6B;
  --mk-r-card:16px;
  --mk-r-panel:20px;
  --mk-r-img:14px;
  --mk-r-input:12px;
  --mk-shadow-nav:0 1px 0 rgba(11,37,64,.06),0 8px 24px rgba(11,37,64,.05);
  --mk-shadow-glow:0 0 0 1px rgba(70,224,200,.45),0 10px 30px rgba(70,224,200,.25);
  --mk-max:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:var(--mk-bg);
  color:var(--mk-text);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--mk-primary);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--mk-glow)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
:focus-visible{outline:2px solid var(--mk-glow);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--mk-max);margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
.row{--bs-gutter-x:24px}

h2{font-size:clamp(24px,2.6vw,36px);line-height:1.26;font-weight:700;color:#fff;letter-spacing:-0.01em}
h3{font-size:21px;line-height:1.45;font-weight:600;color:#fff}
.mk-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--mk-glow);margin-bottom:14px}
.mk-eyebrow::before{content:"";width:18px;height:2px;background:var(--mk-glow);border-radius:2px;display:inline-block}
.mk-lead{color:var(--mk-text-2);font-size:16px;max-width:74ch}

/* ============ 顶部导航 ============ */
.mk-header{
  position:sticky;top:0;z-index:1030;background:var(--mk-nav-bg);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.mk-header.is-scrolled{border-bottom-color:var(--mk-nav-line);box-shadow:var(--mk-shadow-nav)}
.mk-nav{display:flex;align-items:center;gap:28px;height:68px}
.mk-logo{display:inline-flex;align-items:center;gap:10px;color:var(--mk-nav-text);font-size:17px;font-weight:700;letter-spacing:-0.01em;white-space:nowrap}
.mk-logo:hover{color:var(--mk-nav-text)}
.mk-logo-icon{
  width:28px;height:28px;flex:0 0 28px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:9px;background:linear-gradient(135deg,#2E7DFF 0%,#46E0C8 100%);color:#04121F;
  box-shadow:0 6px 16px rgba(46,125,255,.28);
}
.mk-logo-icon svg{width:17px;height:17px}
.mk-logo-text{line-height:1}
.mk-nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--mk-nav-line);
  align-items:center;justify-content:center;color:var(--mk-nav-text);background:#fff;
}
.mk-nav-toggle svg{width:20px;height:20px}
.mk-nav-collapse{display:flex;align-items:center;justify-content:space-between;flex:1;gap:24px}
.mk-nav-list{display:flex;align-items:center;gap:28px}
.mk-nav-link{
  position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:500;
  color:#3A5678;line-height:1.4;
}
.mk-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--mk-primary);transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;
}
.mk-nav-link:hover{color:var(--mk-nav-text)}
.mk-nav-link:hover::after{transform:scaleX(1)}
.mk-nav-link.is-active{color:var(--mk-nav-text);font-weight:600}
.mk-nav-link.is-active::after{transform:scaleX(1)}
.mk-nav-right{display:flex;align-items:center;gap:14px}
.mk-search{
  display:flex;align-items:center;gap:8px;width:220px;height:40px;padding:0 16px;
  border:1px solid var(--mk-nav-line);border-radius:999px;background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.mk-search svg{width:16px;height:16px;color:#7A93B4;flex:0 0 16px}
.mk-search:focus-within{border-color:var(--mk-primary);box-shadow:0 0 0 3px rgba(46,125,255,.14)}
.mk-search-input{width:100%;border:none;outline:none;background:transparent;font-size:14px;color:var(--mk-nav-text)}
.mk-search-input::placeholder{color:#93A8C4}
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;font-size:15px;font-weight:600;border-radius:999px;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
}
.mk-btn-glow{background:linear-gradient(120deg,#2E7DFF 0%,#46E0C8 100%);color:#04121F;box-shadow:var(--mk-shadow-glow)}
.mk-btn-glow:hover{color:#04121F;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(70,224,200,.6),0 14px 36px rgba(70,224,200,.34)}
.mk-btn-ghost{border:1px solid rgba(255,255,255,.28);color:var(--mk-text);border-radius:10px;background:transparent;min-height:44px}
.mk-btn-ghost:hover{border-color:var(--mk-glow);color:var(--mk-glow)}
.mk-btn-line{border:1px solid var(--mk-primary);color:var(--mk-primary);border-radius:10px;min-height:44px;background:transparent}
.mk-btn-line:hover{background:rgba(46,125,255,.12);color:#7FB2FF}
.mk-nav-cta{min-height:40px;padding:0 20px;font-size:14px}

/* ============ 顶部 Banner ============ */
.mk-banner{position:relative;overflow:hidden;background:#050B18;border-bottom:1px solid rgba(255,255,255,.06)}
.mk-banner-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.42;transform:scale(1.02);
}
.mk-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,11,24,.72) 0%,rgba(5,11,24,.88) 55%,rgba(5,11,24,.98) 100%);
}
.mk-banner-grid{
  position:absolute;inset:0;opacity:.35;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 70% at 30% 0%,#000 10%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 30% 0%,#000 10%,transparent 78%);
}
.mk-banner-spot{
  position:absolute;width:620px;height:620px;border-radius:50%;filter:blur(90px);pointer-events:none;
}
.mk-banner-spot-a{background:rgba(46,125,255,.18);top:-260px;left:-120px}
.mk-banner-spot-b{background:rgba(70,224,200,.14);bottom:-320px;right:-160px}
.mk-banner-inner{position:relative;z-index:2;padding:96px 0 92px;max-width:900px}
.mk-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--mk-text-3);margin-bottom:22px}
.mk-crumb a{color:var(--mk-text-2)}
.mk-crumb a:hover{color:var(--mk-glow)}
.mk-crumb span{color:var(--mk-text-3)}
.mk-banner h1{
  font-size:clamp(30px,4.6vw,54px);line-height:1.18;font-weight:700;letter-spacing:-0.01em;
  color:#fff;margin-bottom:20px;
}
.mk-banner-lead{font-size:17px;line-height:1.8;color:var(--mk-text-2);max-width:62ch;margin-bottom:30px}
.mk-chips{display:flex;flex-wrap:wrap;gap:12px}
.mk-chip{
  display:inline-flex;align-items:center;gap:8px;padding:9px 16px;font-size:13px;font-weight:500;
  color:var(--mk-text);background:var(--mk-glass);border:1px solid var(--mk-glass-line);border-radius:999px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.mk-chip svg{width:15px;height:15px;color:var(--mk-glow)}

/* ============ 通用区块 ============ */
.mk-sec{padding:100px 0;position:relative}
.mk-sec-alt{background:var(--mk-bg-2)}
.mk-sec-line{border-top:1px solid rgba(255,255,255,.06)}
.mk-sec-head{max-width:760px;margin-bottom:48px}
.mk-sec-head h2{margin-bottom:16px}
.mk-sec-head .mk-lead{font-size:16px}

/* 概览四卡 */
.mk-overview{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.mk-card{
  background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r-card);
  padding:26px 24px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.mk-card:hover{transform:translateY(-4px);border-color:rgba(70,224,200,.42);box-shadow:0 0 0 1px rgba(70,224,200,.18)}
.mk-card-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(46,125,255,.14);border:1px solid rgba(46,125,255,.28);color:var(--mk-primary);margin-bottom:18px;
}
.mk-card-icon svg{width:21px;height:21px}
.mk-card h3{font-size:18px;margin-bottom:10px}
.mk-card p{font-size:14.5px;line-height:1.8;color:var(--mk-text-2)}

/* 交错条目 */
.mk-rows{display:flex;flex-direction:column;gap:56px}
.mk-row{display:grid;grid-template-columns:6fr 5fr;gap:48px;align-items:center}
.mk-row.is-flip .mk-row-media{order:2}
.mk-row.is-flip .mk-row-body{order:1}
.mk-row-media{position:relative;border-radius:var(--mk-r-img);overflow:hidden;border:1px solid var(--mk-glass-line);background:#0A1729}
.mk-row-media img{width:100%;height:100%;aspect-ratio:16/9;object-fit:cover}
.mk-row-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,11,24,0) 40%,rgba(5,11,24,.55) 100%);
}
.mk-row-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;font-size:12.5px;font-weight:600;
  border-radius:8px;background:rgba(46,125,255,.16);border:1px solid rgba(46,125,255,.3);color:#9CC2FF;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.mk-row-body h3{font-size:23px;margin-bottom:14px}
.mk-row-body > p{color:var(--mk-text-2);font-size:15.5px;margin-bottom:20px}
.mk-points{display:flex;flex-direction:column;gap:12px;margin-bottom:22px}
.mk-points li{display:flex;gap:10px;font-size:14.5px;line-height:1.75;color:var(--mk-text-2)}
.mk-points svg{width:17px;height:17px;flex:0 0 17px;margin-top:5px;color:var(--mk-glow)}
.mk-link-more{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--mk-primary)}
.mk-link-more svg{width:16px;height:16px;transition:transform .22s ease}
.mk-link-more:hover svg{transform:translateX(4px)}

/* 时间线 */
.mk-timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;margin-top:8px}
.mk-timeline::before{
  content:"";position:absolute;top:20px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,rgba(46,125,255,.15) 0%,rgba(70,224,200,.5) 50%,rgba(46,125,255,.15) 100%);
}
.mk-step{position:relative;padding:0 14px;text-align:center}
.mk-step-node{
  position:relative;z-index:2;width:40px;height:40px;margin:0 auto 18px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
  background:#0C1A2E;border:1px solid var(--mk-glass-line);color:var(--mk-text-2);
  font-variant-numeric:tabular-nums;transition:all .25s ease;
}
.mk-step.is-on .mk-step-node{
  background:rgba(70,224,200,.14);border-color:rgba(70,224,200,.55);color:var(--mk-glow);
  box-shadow:0 0 0 6px rgba(70,224,200,.08),0 0 22px rgba(70,224,200,.3);
}
.mk-step-badge{
  position:absolute;top:-8px;right:calc(50% - 34px);z-index:3;padding:2px 8px;border-radius:6px;
  font-size:11px;font-weight:700;background:var(--mk-accent);color:#3A2400;letter-spacing:.02em;
}
.mk-step h4{font-size:16px;font-weight:600;color:#fff;margin-bottom:8px;line-height:1.5}
.mk-step p{font-size:13.5px;color:var(--mk-text-3);line-height:1.72}

/* 清单 + 更新 */
.mk-split{display:grid;grid-template-columns:6fr 5fr;gap:40px;align-items:start}
.mk-checklist{background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r-panel);padding:32px}
.mk-checklist h3{margin-bottom:22px;font-size:20px}
.mk-checklist ul{display:grid;grid-template-columns:1fr 1fr;gap:14px 26px}
.mk-checklist li{display:flex;gap:10px;font-size:14.5px;color:var(--mk-text-2);line-height:1.72}
.mk-checklist svg{width:17px;height:17px;flex:0 0 17px;margin-top:5px;color:var(--mk-ok)}
.mk-update{background:var(--mk-panel);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r-panel);padding:32px}
.mk-update h3{margin-bottom:20px;font-size:20px}
.mk-update-item{padding:16px 0;border-bottom:1px dashed rgba(255,255,255,.1)}
.mk-update-item:last-child{border-bottom:none;padding-bottom:0}
.mk-update-item span{display:block;font-size:12.5px;color:var(--mk-text-3);margin-bottom:6px;font-variant-numeric:tabular-nums}
.mk-update-item p{font-size:14.5px;color:var(--mk-text-2);line-height:1.75}
.mk-update-item strong{color:#fff;font-weight:600}

/* FAQ */
.mk-faq{max-width:900px;margin:0 auto}
.mk-faq .accordion-item{
  background:transparent;border:none;border-bottom:1px solid rgba(255,255,255,.1);border-radius:0;
}
.mk-faq .accordion-button{
  background:transparent;color:#fff;font-size:16px;font-weight:600;line-height:1.6;
  padding:26px 46px 26px 0;box-shadow:none;border-radius:0;
}
.mk-faq .accordion-button:not(.collapsed){color:var(--mk-glow);background:transparent;box-shadow:none}
.mk-faq .accordion-button::after{
  background-image:none;content:"";position:absolute;right:6px;top:50%;
  width:16px;height:16px;margin:0;transform:translateY(-50%);
  border-right:2px solid var(--mk-text-2);border-bottom:2px solid var(--mk-text-2);
  border-radius:0;transition:transform .22s ease,border-color .22s ease;
  rotate:45deg;
}
.mk-faq .accordion-button:not(.collapsed)::after{border-color:var(--mk-glow);rotate:225deg;transform:translateY(-30%)}
.mk-faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--mk-glow);outline-offset:-2px}
.mk-faq .accordion-body{padding:0 46px 28px 0;font-size:15px;line-height:1.85;color:var(--mk-text-2)}
.mk-faq .accordion-body a{text-decoration:underline;text-underline-offset:3px}

/* CTA */
.mk-cta{position:relative;overflow:hidden;background:var(--mk-bg-2);border-top:1px solid rgba(255,255,255,.06)}
.mk-cta-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.2}
.mk-cta::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(5,11,24,.95) 0%,rgba(5,11,24,.82) 100%)}
.mk-cta-spot{position:absolute;width:520px;height:520px;border-radius:50%;filter:blur(90px);pointer-events:none}
.mk-cta-spot-a{background:rgba(70,224,200,.16);top:-200px;right:-120px}
.mk-cta-spot-b{background:rgba(46,125,255,.16);bottom:-240px;left:-140px}
.mk-cta-inner{position:relative;z-index:2;padding:96px 0;display:grid;grid-template-columns:6fr 5fr;gap:48px;align-items:center}
.mk-cta-inner h2{margin-bottom:16px}
.mk-cta-inner .mk-lead{margin-bottom:26px}
.mk-cta-list{display:flex;flex-direction:column;gap:14px}
.mk-cta-list li{display:flex;gap:10px;font-size:15px;color:var(--mk-text-2);line-height:1.75}
.mk-cta-list svg{width:18px;height:18px;flex:0 0 18px;margin-top:4px;color:var(--mk-glow)}
.mk-cta-card{
  background:var(--mk-glass);border:1px solid var(--mk-glass-line);border-radius:var(--mk-r-panel);
  padding:34px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.mk-cta-card h3{font-size:20px;margin-bottom:20px}
.mk-meta-list{display:flex;flex-direction:column;gap:16px;margin-bottom:26px}
.mk-meta-list li{display:flex;justify-content:space-between;gap:16px;font-size:14.5px;padding-bottom:14px;border-bottom:1px dashed rgba(255,255,255,.1);font-variant-numeric:tabular-nums}
.mk-meta-list li:last-child{border-bottom:none;padding-bottom:0}
.mk-meta-list span:first-child{color:var(--mk-text-3)}
.mk-meta-list span:last-child{color:#fff;font-weight:600}
.mk-cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* 页脚 */
.mk-footer{background:#050B18;border-top:1px solid rgba(255,255,255,.07);padding:72px 0 0}
.mk-footer .mk-logo{color:#EAF2FF}
.mk-footer .mk-logo:hover{color:#EAF2FF}
.mk-footer-desc{font-size:14px;color:var(--mk-text-3);line-height:1.85;margin:18px 0 18px;max-width:38ch}
.mk-footer-contact{display:flex;flex-direction:column;gap:6px;font-size:13.5px;color:var(--mk-text-2);font-variant-numeric:tabular-nums}
.mk-footer h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.mk-footer-links{display:flex;flex-direction:column;gap:12px}
.mk-footer-links a{font-size:14px;color:var(--mk-text-3)}
.mk-footer-links a:hover{color:var(--mk-glow)}
.mk-footer-bar{
  margin-top:56px;padding:24px 0;border-top:1px solid rgba(255,255,255,.07);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:var(--mk-text-3);
  font-variant-numeric:tabular-nums;
}

/* 响应式 */
@media (max-width:1200px){
  .mk-overview{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .mk-nav{flex-wrap:wrap;height:auto;min-height:60px;padding:10px 0;gap:14px;justify-content:space-between}
  .mk-nav-toggle{display:inline-flex}
  .mk-nav-collapse{flex-basis:100%;flex-direction:column;align-items:stretch;gap:0;border-top:1px solid var(--mk-nav-line);margin-top:10px;padding-top:14px}
  .mk-nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .mk-nav-link{padding:12px 4px;font-size:15px}
  .mk-nav-link::after{display:none}
  .mk-nav-link.is-active{color:var(--mk-primary)}
  .mk-nav-right{flex-direction:column;align-items:stretch;gap:12px;margin-top:16px;padding-bottom:8px}
  .mk-search{width:100%}
  .mk-nav-cta{width:100%}
  .mk-banner-inner{padding:70px 0 66px}
  .mk-sec{padding:76px 0}
  .mk-row{grid-template-columns:1fr;gap:26px}
  .mk-row.is-flip .mk-row-media{order:1}
  .mk-row.is-flip .mk-row-body{order:2}
  .mk-split{grid-template-columns:1fr;gap:28px}
  .mk-timeline{grid-template-columns:repeat(2,1fr);gap:34px 18px}
  .mk-timeline::before{display:none}
  .mk-step{text-align:left;padding:0}
  .mk-step-node{margin:0 0 14px}
  .mk-step-badge{right:auto;left:44px;top:2px}
  .mk-cta-inner{grid-template-columns:1fr;gap:34px;padding:76px 0}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px}
  .mk-overview{grid-template-columns:1fr;gap:18px}
  .mk-checklist ul{grid-template-columns:1fr}
  .mk-checklist,.mk-update,.mk-cta-card{padding:24px}
  .mk-banner-inner{padding:56px 0 54px}
  .mk-banner-lead{font-size:15.5px}
  .mk-sec{padding:60px 0}
  .mk-sec-head{margin-bottom:34px}
  .mk-rows{gap:44px}
  .mk-row-body h3{font-size:20px}
  .mk-timeline{grid-template-columns:1fr;gap:26px}
  .mk-faq .accordion-button{font-size:15.5px;padding:22px 38px 22px 0}
  .mk-faq .accordion-body{padding-right:0}
  .mk-footer{padding-top:56px}
  .mk-footer-bar{margin-top:40px}
}
@media (max-width:575.98px){
  .mk-chips{gap:10px}
  .mk-chip{font-size:12.5px;padding:8px 13px}
  .mk-cta-actions .mk-btn{width:100%}
  .mk-row-media img{aspect-ratio:4/3}
}