/* roulang page: index */
:root{
  --mk-ink:#0B0E13;
  --mk-ink-2:#151A21;
  --mk-paper:#F5F6F3;
  --mk-surface:#FFFFFF;
  --mk-primary:#FF5A1E;
  --mk-primary-ink:#0B0E13;
  --mk-second:#0F3B36;
  --mk-lime:#C8F53C;
  --mk-line:#E3E6E0;
  --mk-muted:#6B7280;
  --mk-danger:#E5484D;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-hard:8px 8px 0 rgba(11,14,19,.08);
  --sh-card:0 2px 0 rgba(11,14,19,.06),0 12px 24px -18px rgba(11,14,19,.35);
  --t:200ms cubic-bezier(.2,.8,.2,1);
  --font-cn:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  --bs-primary:#FF5A1E;
  --bs-body-bg:#F5F6F3;
  --bs-body-color:#0B0E13;
  --bs-border-radius:14px;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --bs-link-color:#FF5A1E;
  --bs-link-hover-color:#d9460f;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--mk-ink);
  background:var(--mk-paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t),transform var(--t)}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--mk-ink);outline-offset:2px}
.mk-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.mk-muted{color:var(--mk-muted)}
.mk-container{width:100%;max-width:1200px;margin:0 auto;padding-left:clamp(16px,4vw,32px);padding-right:clamp(16px,4vw,32px)}
.mk-section{padding-top:clamp(56px,8vw,112px);padding-bottom:clamp(56px,8vw,112px)}
.mk-section-sm{padding-top:clamp(40px,5vw,64px);padding-bottom:clamp(40px,5vw,64px)}
.mk-h2{font-size:clamp(24px,3.4vw,36px);font-weight:800;line-height:1.2;letter-spacing:-.3px}
.mk-h3{font-size:19px;font-weight:700;line-height:1.4}
.mk-lead{font-size:clamp(15px,1.5vw,18px);line-height:1.85;color:var(--mk-muted)}
.mk-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.mk-section-head p{font-size:14px;color:var(--mk-muted);margin-top:10px}
.mk-text-link{font-size:14px;font-weight:700;color:var(--mk-primary);border-bottom:1px solid var(--mk-primary);padding-bottom:2px;display:inline-flex;align-items:center;gap:6px}
.mk-text-link:hover{border-bottom-width:2px;color:#d9460f;border-color:#d9460f}
.mk-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:2px;color:var(--mk-primary);text-transform:uppercase}
.mk-eyebrow::before{content:"";width:24px;height:2px;background:var(--mk-primary)}
.mk-chip{display:inline-block;padding:4px 10px;border-radius:var(--r-pill);background:var(--mk-lime);color:var(--mk-ink);font-size:12px;font-weight:700;letter-spacing:.3px}

/* ============ 导航 ============ */
.mk-header{position:sticky;top:0;z-index:1040;padding:16px 0 0;transition:padding var(--t)}
.mk-header.is-stuck{padding-top:8px}
.mk-nav{display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--mk-ink);border-radius:var(--r-lg);padding:12px 16px;transition:box-shadow var(--t),border-color var(--t)}
.mk-header.is-stuck .mk-nav{box-shadow:0 14px 28px -22px rgba(11,14,19,.9);border-bottom:1px solid rgba(255,255,255,.07)}
.mk-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;letter-spacing:-.2px;white-space:nowrap}
.mk-brand:hover{color:#fff}
.mk-logo{width:30px;height:30px;flex:0 0 30px;display:block}
.mk-nav-links{display:flex;align-items:center;gap:8px}
.mk-nav-item{position:relative;display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);color:rgba(255,255,255,.85);font-size:14px;font-weight:600;transition:background-color var(--t),color var(--t)}
.mk-nav-item i{font-size:14px;color:rgba(255,255,255,.6)}
.mk-nav-item:hover{background:rgba(255,255,255,.14);color:#fff}
.mk-nav-item:hover i{color:var(--mk-lime)}
.mk-nav-item.active{background:rgba(255,255,255,.14);color:#fff;font-weight:700}
.mk-nav-item.active::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:3px;background:var(--mk-primary)}
.mk-nav-item.active i{color:var(--mk-primary)}
.mk-nav-right{display:flex;align-items:center;gap:10px}
.mk-nav-cta{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border-radius:var(--r-pill);background:var(--mk-primary);color:var(--mk-primary-ink);font-size:15px;font-weight:700;white-space:nowrap}
.mk-nav-cta:hover{color:var(--mk-primary-ink);filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18)}
.mk-nav-cta:active{transform:translateY(-1px)}
.mk-burger{display:none;width:44px;height:44px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);color:#fff;font-size:17px;align-items:center;justify-content:center}
.mk-burger:hover{background:rgba(255,255,255,.16)}
.mk-drawer{display:none}
.mk-drawer.open{display:block}
.mk-drawer-inner{margin-top:10px;background:var(--mk-ink);border-radius:var(--r-lg);padding:16px}
.mk-drawer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.mk-drawer-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:14px 10px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);color:rgba(255,255,255,.88);font-size:13px;font-weight:600;line-height:1.4}
.mk-drawer-item i{font-size:18px;color:var(--mk-lime)}
.mk-drawer-item:hover{background:rgba(255,255,255,.16);color:#fff}
.mk-drawer-item.active{background:rgba(255,255,255,.16);color:#fff;box-shadow:inset 3px 0 0 var(--mk-primary)}
.mk-drawer-cta{margin-top:12px;display:flex;align-items:center;justify-content:center;width:100%;min-height:48px;border-radius:var(--r-pill);background:var(--mk-primary);color:var(--mk-primary-ink);font-weight:700;font-size:15px}

/* ============ 按钮 ============ */
.mk-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 24px;border-radius:var(--r-pill);font-size:15px;font-weight:700;transition:filter var(--t),transform var(--t),box-shadow var(--t),background-color var(--t),color var(--t);text-align:center}
.mk-btn-primary{background:var(--mk-primary);color:var(--mk-primary-ink)}
.mk-btn-primary:hover{color:var(--mk-primary-ink);filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18)}
.mk-btn-primary:active{transform:translateY(-1px)}
.mk-btn-ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.45)}
.mk-btn-ghost:hover{background:var(--mk-second);color:#fff;box-shadow:inset 0 0 0 1.5px var(--mk-second);transform:translateY(-2px)}
.mk-btn-ink{background:var(--mk-ink);color:#fff}
.mk-btn-ink:hover{color:#fff;transform:translateY(-2px);box-shadow:0 0 0 3px rgba(11,14,19,.16)}
.mk-btn-line{background:transparent;color:var(--mk-ink);box-shadow:inset 0 0 0 1.5px var(--mk-line)}
.mk-btn-line:hover{background:var(--mk-second);color:#fff;box-shadow:inset 0 0 0 1.5px var(--mk-second);transform:translateY(-2px)}

/* ============ Hero ============ */
.mk-hero{padding-top:24px}
.mk-hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:520px;display:flex;align-items:center}
.mk-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;transform:scale(1.02)}
.mk-hero-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,14,19,.95) 0%,rgba(11,14,19,.88) 36%,rgba(11,14,19,.42) 68%,rgba(11,14,19,.12) 100%)}
.mk-hero-inner{position:relative;z-index:2;padding:clamp(32px,5vw,64px);max-width:680px}
.mk-hero h1{color:#fff;font-size:clamp(30px,5vw,54px);font-weight:900;line-height:1.12;letter-spacing:-.5px;margin-top:18px}
.mk-hero-sub{margin-top:20px;font-size:clamp(15px,1.7vw,19px);line-height:1.75;color:rgba(255,255,255,.78);max-width:560px}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.mk-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.mk-hero-tags span{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:rgba(255,255,255,.72);background:rgba(255,255,255,.08);border-radius:var(--r-pill);padding:6px 12px}
.mk-hero-tags i{color:var(--mk-lime);font-size:11px}

/* ============ 数据卡 ============ */
.mk-stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:20px}
.mk-stat{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-card);transition:transform var(--t),border-color var(--t)}
.mk-stat:hover{transform:translateY(-4px);border-color:var(--mk-primary)}
.mk-stat .num{display:block;font-family:var(--font-mono);font-size:clamp(26px,3vw,34px);font-weight:800;line-height:1.1;color:var(--mk-primary);letter-spacing:-1px}
.mk-stat .lbl{margin-top:10px;font-size:13.5px;line-height:1.65;color:var(--mk-muted)}
.mk-stat .cap{display:block;font-size:12px;font-weight:700;letter-spacing:1.4px;color:var(--mk-muted);margin-bottom:8px}

/* ============ 步骤 ============ */
.mk-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.mk-step{position:relative;background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:26px 22px;box-shadow:var(--sh-card);transition:transform var(--t),border-color var(--t)}
.mk-step:hover{transform:translateY(-4px);border-color:var(--mk-primary)}
.mk-step-num{font-family:var(--font-mono);font-size:40px;font-weight:800;line-height:1;color:rgba(11,14,19,.12)}
.mk-step h3{margin-top:10px;font-size:18px;font-weight:700;line-height:1.4}
.mk-step p{margin-top:10px;font-size:14.5px;line-height:1.75;color:var(--mk-muted)}
.mk-step::after{content:"";position:absolute;top:52px;right:-20px;width:20px;border-top:1px dashed var(--mk-line)}
.mk-step:last-child::after{display:none}

/* ============ 深色区 ============ */
.mk-dark{background:var(--mk-ink);color:#fff}
.mk-dark .mk-h2{color:#fff}
.mk-dark .mk-lead{color:rgba(255,255,255,.7)}
.mk-dark .mk-section-head p{color:rgba(255,255,255,.62)}
.mk-dark .mk-eyebrow{color:var(--mk-lime)}
.mk-dark .mk-eyebrow::before{background:var(--mk-lime)}
.mk-bento{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.mk-bento-card{position:relative;display:flex;align-items:flex-end;border-radius:var(--r-md);overflow:hidden;background:var(--mk-ink-2);min-height:190px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);transition:box-shadow var(--t),transform var(--t)}
.mk-bento-card:hover{box-shadow:inset 0 0 0 1px var(--mk-primary);transform:translateY(-4px)}
.mk-bento-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.mk-bento-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,14,19,.15) 0%,rgba(11,14,19,.9) 100%)}
.mk-bento-body{position:relative;z-index:2;padding:22px}
.mk-bento-body h3{font-size:19px;font-weight:700;color:#fff}
.mk-bento-body p{margin-top:8px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.72)}
.mk-bento-card .mk-chip{position:absolute;top:16px;left:16px;z-index:3}
.b1{grid-column:span 2;grid-row:span 2;min-height:340px}
.b2{grid-column:span 2}
.b3,.b4{grid-column:span 1}

/* ============ 进度面板 ============ */
.mk-progress-wrap{margin-top:clamp(48px,6vw,88px)}
.mk-progress-panel{background:var(--mk-surface);border-radius:var(--r-lg);padding:clamp(24px,3.4vw,40px);box-shadow:var(--sh-hard)}
.mk-progress-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.mk-progress-head h3{font-size:clamp(19px,2.2vw,24px);font-weight:800;color:var(--mk-ink)}
.mk-progress-head p{margin-top:6px;font-size:13.5px;color:var(--mk-muted)}
.mk-progress-pct{font-family:var(--font-mono);font-size:28px;font-weight:800;color:var(--mk-primary);line-height:1}
.mk-track{margin-top:22px;height:10px;border-radius:var(--r-pill);background:rgba(11,14,19,.1);overflow:hidden;position:relative}
.mk-fill{height:100%;width:0;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--mk-primary) 0%,var(--mk-lime) 100%);position:relative;transition:width 600ms cubic-bezier(.2,.8,.2,1)}
.mk-fill::after{content:"";position:absolute;right:0;top:0;bottom:0;width:2px;background:#fff;opacity:.85}
.mk-task-list{margin-top:18px}
.mk-task{display:flex;align-items:center;gap:16px;padding:16px 0;border-top:1px solid var(--mk-line)}
.mk-task-icon{flex:0 0 36px;width:36px;height:36px;border-radius:var(--r-sm);background:var(--mk-second);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.mk-task-mid{flex:1 1 auto;min-width:0}
.mk-task-name{font-size:15px;font-weight:600;color:var(--mk-ink)}
.mk-mini-track{margin-top:8px;height:6px;border-radius:var(--r-pill);background:rgba(11,14,19,.1);overflow:hidden}
.mk-mini-fill{height:100%;width:0;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime));transition:width 600ms cubic-bezier(.2,.8,.2,1)}
.mk-badge-state{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;min-width:76px;padding:5px 12px;border-radius:var(--r-pill);font-size:12px;font-weight:700;letter-spacing:.3px}
.st-todo{background:#ECEEE9;color:#6B7280}
.st-doing{background:var(--mk-second);color:#fff}
.st-done{background:var(--mk-primary);color:var(--mk-primary-ink)}

/* ============ CTA 条 ============ */
.mk-cta{position:relative;background:var(--mk-primary);color:var(--mk-primary-ink);overflow:hidden}
.mk-cta::after{content:"";position:absolute;right:0;top:0;bottom:0;width:44%;background:var(--mk-ink);clip-path:polygon(20% 0,100% 0,100% 100%,0 100%);opacity:.94}
.mk-cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:clamp(32px,5vw,52px) 0}
.mk-cta-inner h2{font-size:clamp(22px,3vw,32px);font-weight:900;line-height:1.25;letter-spacing:-.3px;max-width:620px}
.mk-cta-inner p{margin-top:10px;font-size:14.5px;color:rgba(11,14,19,.72);max-width:560px}
.mk-cta-inner .mk-btn-ink{flex:0 0 auto}

/* ============ 资讯列表 ============ */
.mk-news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.mk-news-card{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-card);transition:transform var(--t),border-color var(--t);display:flex;flex-direction:column}
.mk-news-card:hover{transform:translateY(-4px);border-color:var(--mk-primary)}
.mk-news-card.is-featured{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}
.mk-news-thumb{display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--mk-paper)}
.mk-news-card.is-featured .mk-news-thumb{aspect-ratio:auto;min-height:300px}
.mk-news-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.mk-news-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.mk-news-title{font-size:17.5px;font-weight:700;line-height:1.45;color:var(--mk-ink)}
.mk-news-card.is-featured .mk-news-title{font-size:clamp(19px,2.2vw,24px);font-weight:800;line-height:1.35}
.mk-news-title a{display:block}
.mk-news-card:hover .mk-news-title a{color:var(--mk-primary)}
.mk-news-desc{font-size:14px;line-height:1.75;color:var(--mk-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mk-news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--mk-muted)}
.mk-news-empty{grid-column:1/-1;border:1.5px dashed var(--mk-line);background:var(--mk-paper);border-radius:var(--r-md);padding:48px 24px;text-align:center}
.mk-news-empty i{font-size:32px;color:var(--mk-muted)}
.mk-news-empty p{margin-top:14px;font-size:15px;color:var(--mk-muted)}

/* ============ 反馈 ============ */
.mk-voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.mk-voice{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:26px;box-shadow:var(--sh-card);transition:transform var(--t),border-color var(--t)}
.mk-voice:hover{transform:translateY(-4px);border-color:var(--mk-primary)}
.mk-voice i.quote{font-size:20px;color:var(--mk-primary)}
.mk-voice p{margin-top:14px;font-size:15px;line-height:1.8;color:var(--mk-ink)}
.mk-voice .who{margin-top:18px;padding-top:16px;border-top:1px solid var(--mk-line);font-size:13px;color:var(--mk-muted);display:flex;align-items:center;gap:8px}
.mk-voice .who span.dot{width:8px;height:8px;border-radius:50%;background:var(--mk-lime);display:inline-block}

/* ============ FAQ ============ */
.mk-faq-wrap{max-width:800px;margin:0 auto}
.mk-faq .accordion-item{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md)!important;margin-bottom:12px;overflow:hidden}
.mk-faq .accordion-button{background:var(--mk-surface);color:var(--mk-ink);font-size:16px;font-weight:700;line-height:1.6;padding:18px 20px;box-shadow:none!important;border-radius:var(--r-md)!important;position:relative;padding-left:26px}
.mk-faq .accordion-button::before{content:"";position:absolute;left:12px;top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:3px;background:var(--mk-line);transition:background-color var(--t)}
.mk-faq .accordion-button:not(.collapsed)::before{background:var(--mk-primary)}
.mk-faq .accordion-button:not(.collapsed){color:var(--mk-ink);background:var(--mk-surface)}
.mk-faq .accordion-button::after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 1.5v13M1.5 8h13' stroke='%230B0E13' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");background-size:14px 14px;background-position:center;background-repeat:no-repeat;width:14px;height:14px;transition:transform var(--t)}
.mk-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 1.5v13M1.5 8h13' stroke='%23FF5A1E' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E")}
.mk-faq .accordion-body{padding:0 20px 20px 26px;font-size:15px;line-height:1.85;color:var(--mk-muted)}

/* ============ 分类入口 ============ */
.mk-cat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.mk-cat-card{display:flex;flex-direction:column;gap:12px;background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-card);transition:transform var(--t),border-color var(--t)}
.mk-cat-card:hover{transform:translateY(-4px);border-color:var(--mk-primary)}
.mk-cat-icon{width:44px;height:44px;border-radius:var(--r-sm);background:var(--mk-second);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:17px}
.mk-cat-card h3{font-size:17px;font-weight:700}
.mk-cat-card p{font-size:14px;line-height:1.7;color:var(--mk-muted)}
.mk-cat-card .go{margin-top:auto;font-size:13px;font-weight:700;color:var(--mk-primary);display:inline-flex;align-items:center;gap:6px}

/* ============ 页脚 ============ */
.mk-footer{position:relative;background:var(--mk-ink);color:rgba(255,255,255,.72);padding-top:3px}
.mk-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime))}
.mk-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding-top:clamp(48px,6vw,72px);padding-bottom:40px}
.mk-footer .mk-brand{font-size:17px}
.mk-footer-desc{margin-top:16px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.6);max-width:320px}
.mk-social{display:flex;gap:10px;margin-top:20px}
.mk-social a{width:36px;height:36px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.mk-social a:hover{background:var(--mk-primary);color:var(--mk-primary-ink)}
.mk-footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.3px}
.mk-footer-col ul li{margin-bottom:12px}
.mk-footer-col ul li a{font-size:14px;color:rgba(255,255,255,.66)}
.mk-footer-col ul li a:hover{color:var(--mk-primary)}
.mk-footer-quick{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.mk-footer-quick a{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);font-size:13px;font-weight:600;color:rgba(255,255,255,.82)}
.mk-footer-quick a i{font-size:13px;color:var(--mk-lime)}
.mk-footer-quick a:hover{background:rgba(255,255,255,.16);color:#fff}
.mk-footer-col p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.6)}
.mk-footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:22px;padding-bottom:28px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.5)}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .mk-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mk-step::after{display:none}
  .mk-cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mk-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991.98px){
  .mk-nav-links{display:none}
  .mk-nav-cta{display:none}
  .mk-burger{display:inline-flex}
  .mk-hero-visual{min-height:440px}
  .mk-hero-inner{max-width:100%}
  .mk-bento{grid-template-columns:repeat(2,minmax(0,1fr))}
  .b1{grid-column:span 2;grid-row:auto;min-height:280px}
  .b2{grid-column:span 2}
  .b3,.b4{grid-column:span 1}
  .mk-news-card.is-featured{grid-template-columns:1fr}
  .mk-news-card.is-featured .mk-news-thumb{min-height:220px;aspect-ratio:16/10}
  .mk-voice-grid{grid-template-columns:1fr}
  .mk-cta::after{width:38%}
}
@media (max-width:767.98px){
  .mk-stat-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mk-news-grid{grid-template-columns:1fr}
  .mk-cta::after{display:none}
  .mk-cta-inner{flex-direction:column;align-items:flex-start}
  .mk-cta-inner .mk-btn-ink{width:100%}
  .mk-footer-grid{grid-template-columns:1fr;gap:30px}
  .mk-footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575.98px){
  body{font-size:15.5px}
  .mk-steps{grid-template-columns:1fr}
  .mk-stat-row{grid-template-columns:1fr}
  .mk-bento{grid-template-columns:1fr}
  .b1,.b2,.b3,.b4{grid-column:span 1;min-height:200px}
  .b1{min-height:260px}
  .mk-cat-grid{grid-template-columns:1fr}
  .mk-step{padding:22px 18px}
  .mk-news-body{padding:18px}
  .mk-hero-actions .mk-btn{width:100%}
}
@media (max-width:419.98px){
  .mk-nav{padding:10px 12px}
  .mk-brand{font-size:15.5px}
  .mk-logo{width:26px;height:26px;flex:0 0 26px}
  .mk-drawer-grid{grid-template-columns:1fr}
  .mk-task{gap:12px;flex-wrap:wrap}
  .mk-badge-state{min-width:66px}
}

/* roulang page: category1 */
:root{
  --mk-ink:#0B0E13;
  --mk-ink-2:#151A21;
  --mk-paper:#F5F6F3;
  --mk-surface:#FFFFFF;
  --mk-primary:#FF5A1E;
  --mk-primary-ink:#0B0E13;
  --mk-second:#0F3B36;
  --mk-lime:#C8F53C;
  --mk-line:#E3E6E0;
  --mk-muted:#6B7280;
  --mk-danger:#E5484D;

  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;

  --sh-hard:8px 8px 0 rgba(11,14,19,.08);
  --sh-card:0 2px 0 rgba(11,14,19,.06), 0 12px 24px -18px rgba(11,14,19,.35);
  --ease:200ms cubic-bezier(.2,.8,.2,1);

  --mk-font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mk-mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",monospace;

  --bs-primary:#FF5A1E;
  --bs-body-bg:#F5F6F3;
  --bs-body-color:#0B0E13;
  --bs-border-radius:14px;
  --bs-font-sans-serif:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  font-family:var(--mk-font);
  font-size:16px;
  line-height:1.85;
  color:var(--mk-ink);
  background:var(--mk-paper);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);}
a:focus-visible,button:focus-visible{outline:2px solid var(--mk-ink);outline-offset:2px;border-radius:6px;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.3px;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}

/* ---------- Bootstrap 覆写 ---------- */
.btn{--bs-btn-border-radius:var(--r-pill);border-radius:var(--r-pill);font-weight:700;}
.btn-primary{--bs-btn-bg:var(--mk-primary);--bs-btn-border-color:var(--mk-primary);--bs-btn-color:var(--mk-primary-ink);--bs-btn-hover-bg:#ff7038;--bs-btn-hover-border-color:#ff7038;--bs-btn-hover-color:var(--mk-primary-ink);--bs-btn-active-bg:#e64f18;--bs-btn-active-border-color:#e64f18;--bs-btn-active-color:var(--mk-primary-ink);}
.card{--bs-card-border-radius:var(--r-md);--bs-card-border-color:var(--mk-line);--bs-card-bg:var(--mk-surface);}
.badge{--bs-badge-border-radius:var(--r-pill);}
.form-control{--bs-border-radius:var(--r-sm);border-radius:var(--r-sm);background:#F0F2EE;border:1px solid transparent;padding:12px 14px;min-height:48px;color:var(--mk-ink);}
.form-control:focus{background:#F0F2EE;border:2px solid var(--mk-primary);box-shadow:none;}
.accordion{--bs-accordion-border-width:0;--bs-accordion-bg:transparent;}
.accordion-button{background:transparent;box-shadow:none;padding:0;color:var(--mk-ink);}
.accordion-button:not(.collapsed){background:transparent;box-shadow:none;color:var(--mk-ink);}
.accordion-button::after{display:none;}
.accordion-body{padding:0;}

/* ---------- 容器 ---------- */
.mk-container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:clamp(16px,4vw,32px);
}

/* ---------- 导航 ---------- */
.mk-header{
  position:sticky;
  top:0;
  z-index:1030;
  padding-top:16px;
  padding-bottom:8px;
  background:linear-gradient(180deg,rgba(245,246,243,.92) 0%,rgba(245,246,243,.72) 70%,rgba(245,246,243,0) 100%);
  backdrop-filter:blur(6px);
}
.mk-header.is-scrolled .mk-nav{
  border-bottom:1px solid var(--mk-line);
  box-shadow:0 14px 30px -24px rgba(11,14,19,.55);
}
.mk-nav{
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--mk-ink);
  border-radius:var(--r-lg);
  padding:12px 16px;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.mk-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:17px;
  font-weight:800;
  letter-spacing:-.2px;
  white-space:nowrap;
  flex:0 0 auto;
}
.mk-logo{width:30px;height:30px;flex:0 0 auto;}
.mk-nav-links{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
  flex-wrap:nowrap;
}
.mk-nav-item{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 12px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  color:rgba(255,255,255,.86);
  font-size:14px;
  line-height:1;
  white-space:nowrap;
}
.mk-nav-item i{font-size:13px;color:var(--mk-lime);}
.mk-nav-item:hover{background:rgba(255,255,255,.16);color:#fff;}
.mk-nav-item.active{font-weight:700;color:#fff;}
.mk-nav-item.active::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:18px;
  border-radius:2px;
  background:var(--mk-primary);
}
.mk-nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.mk-nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 20px;
  border-radius:var(--r-pill);
  background:var(--mk-primary);
  color:var(--mk-primary-ink);
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
}
.mk-nav-cta:hover{background:#ff7038;transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18);}
.mk-nav-cta:active{transform:translateY(-1px);}
.mk-burger{
  display:none;
  width:44px;height:44px;
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:16px;
  cursor:pointer;
}
.mk-burger:hover{background:rgba(255,255,255,.16);}

.mk-drawer{
  display:none;
  background:var(--mk-ink);
  border-radius:var(--r-lg);
  margin-top:10px;
  overflow:hidden;
}
.mk-drawer.open{display:block;}
.mk-drawer-inner{padding:16px;}
.mk-drawer-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}
.mk-drawer-item{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:8px;
  padding:14px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  color:rgba(255,255,255,.88);
  font-size:14px;
  font-weight:600;
}
.mk-drawer-item i{font-size:18px;color:var(--mk-lime);}
.mk-drawer-item:hover{background:rgba(255,255,255,.16);color:#fff;}
.mk-drawer-item.active{background:rgba(255,90,30,.18);color:#fff;box-shadow:inset 3px 0 0 var(--mk-primary);}
.mk-drawer-cta{
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:12px;
  min-height:46px;
  border-radius:var(--r-pill);
  background:var(--mk-primary);
  color:var(--mk-primary-ink);
  font-weight:700;
  font-size:15px;
}

/* ---------- 面包屑 ---------- */
.mk-crumb{
  margin-top:24px;
  margin-bottom:16px;
  font-size:14px;
  color:var(--mk-muted);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
}
.mk-crumb a{color:var(--mk-muted);}
.mk-crumb a:hover{color:var(--mk-primary);text-decoration:underline;text-underline-offset:4px;}
.mk-crumb .sep{color:var(--mk-line);}
.mk-crumb .current{color:var(--mk-ink);font-weight:700;}

/* ---------- Hero ---------- */
.mk-hero{
  background:var(--mk-ink);
  border-radius:var(--r-lg);
  padding:clamp(28px,4.6vw,56px);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.mk-hero::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:340px;height:340px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,30,.24),transparent 68%);
  pointer-events:none;
}
.mk-hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:clamp(24px,4vw,52px);
  align-items:center;
}
.mk-hero h1{
  font-size:clamp(30px,5vw,50px);
  font-weight:900;
  line-height:1.12;
  letter-spacing:-.5px;
  margin:16px 0 18px;
}
.mk-hero-lead{
  font-size:clamp(15px,1.6vw,17px);
  line-height:1.9;
  color:rgba(255,255,255,.76);
  max-width:600px;
  margin-bottom:26px;
}
.mk-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:var(--mk-lime);
  color:var(--mk-ink);
  font-size:12px;
  font-weight:700;
  letter-spacing:.4px;
}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.mk-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 22px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  border:1.5px solid transparent;
}
.mk-btn-primary{background:var(--mk-primary);color:var(--mk-primary-ink);}
.mk-btn-primary:hover{background:#ff7038;color:var(--mk-primary-ink);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18);}
.mk-btn-primary:active{transform:translateY(-1px);}
.mk-btn-ghost{border-color:rgba(255,255,255,.45);color:#fff;background:transparent;}
.mk-btn-ghost:hover{background:var(--mk-second);border-color:var(--mk-second);color:#fff;}
.mk-hero-figure{position:relative;}
.mk-hero-figure img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid rgba(255,255,255,.10);
}
.mk-hero-note{
  position:absolute;
  left:16px;bottom:16px;
  right:16px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding:12px 16px;
  border-radius:var(--r-md);
  background:rgba(11,14,19,.82);
  border:1px solid rgba(255,255,255,.10);
  font-size:13px;
  color:rgba(255,255,255,.82);
}
.mk-hero-note b{font-family:var(--mk-mono);color:var(--mk-lime);font-size:15px;}

/* ---------- 板块通用 ---------- */
.mk-section{padding:clamp(56px,8vw,104px) 0;}
.mk-section.tight{padding:clamp(40px,5vw,64px) 0;}
.mk-section-dark{background:var(--mk-ink);color:#fff;}
.mk-sec-head{max-width:760px;margin-bottom:clamp(24px,3vw,40px);}
.mk-sec-head h2{
  font-size:clamp(24px,3.4vw,36px);
  font-weight:800;
  line-height:1.2;
  position:relative;
  padding-left:16px;
}
.mk-sec-head h2::before{
  content:"";
  position:absolute;
  left:0;top:.16em;
  width:4px;height:.92em;
  border-radius:2px;
  background:var(--mk-primary);
}
.mk-sec-head p{margin-top:12px;font-size:14px;color:var(--mk-muted);}
.mk-section-dark .mk-sec-head p{color:rgba(255,255,255,.62);}

/* ---------- 要点卡 ---------- */
.mk-grid-3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(16px,2vw,24px);
}
.mk-card{
  background:var(--mk-surface);
  border:1px solid var(--mk-line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.mk-card:hover{transform:translateY(-4px);border-color:var(--mk-primary);}
.mk-card h3{font-size:19px;font-weight:700;margin-bottom:10px;}
.mk-card p{font-size:14.5px;color:var(--mk-muted);margin-bottom:0;}
.mk-ico{
  width:44px;height:44px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:var(--r-sm);
  background:var(--mk-second);
  color:#fff;
  font-size:17px;
  margin-bottom:16px;
}
.mk-card .mk-num{
  font-family:var(--mk-mono);
  font-size:40px;
  font-weight:700;
  color:rgba(11,14,19,.12);
  line-height:1;
  display:block;
  margin-bottom:8px;
}

/* ---------- 数据卡 ---------- */
.mk-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(16px,2vw,24px);
}
.mk-stat{
  background:var(--mk-surface);
  border:1px solid var(--mk-line);
  border-radius:var(--r-md);
  padding:22px 24px;
  box-shadow:var(--sh-card);
}
.mk-stat .v{
  font-family:var(--mk-mono);
  font-size:clamp(28px,3.4vw,38px);
  font-weight:700;
  line-height:1;
  color:var(--mk-primary);
  display:block;
  margin-bottom:10px;
}
.mk-stat .l{font-size:13px;color:var(--mk-muted);line-height:1.7;}

/* ---------- 宽卡（左图右文） ---------- */
.mk-wide{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:0;
  background:var(--mk-surface);
  border:1px solid var(--mk-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform var(--ease),border-color var(--ease);
}
.mk-wide + .mk-wide{margin-top:24px;}
.mk-wide:hover{transform:translateY(-4px);border-color:var(--mk-primary);}
.mk-wide figure{margin:0;background:var(--mk-ink);}
.mk-wide img{
  width:100%;
  height:100%;
  min-height:230px;
  aspect-ratio:16/11;
  object-fit:cover;
}
.mk-wide-body{padding:clamp(20px,2.6vw,34px);display:flex;flex-direction:column;justify-content:center;}
.mk-wide-body h3{font-size:clamp(19px,2.1vw,23px);font-weight:800;margin-bottom:12px;}
.mk-wide-body p{font-size:15px;color:var(--mk-muted);margin-bottom:16px;}
.mk-list-check{display:grid;gap:9px;margin-bottom:18px;}
.mk-list-check li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:#2b3038;}
.mk-list-check li i{color:var(--mk-primary);font-size:13px;margin-top:6px;}

/* ---------- 进度面板 ---------- */
.mk-progress-wrap{
  background:var(--mk-ink);
  border-radius:var(--r-lg);
  padding:clamp(22px,3vw,40px);
}
.mk-progress-panel{
  background:var(--mk-surface);
  border-radius:var(--r-lg);
  padding:clamp(20px,2.6vw,32px);
  box-shadow:var(--sh-hard);
}
.mk-progress-top{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:14px;}
.mk-progress-top h3{font-size:19px;font-weight:800;}
.mk-progress-top .pct{font-family:var(--mk-mono);font-size:15px;font-weight:700;color:var(--mk-primary);}
.mk-track{
  position:relative;
  height:10px;
  border-radius:var(--r-pill);
  background:rgba(11,14,19,.10);
  overflow:hidden;
}
.mk-track span{
  display:block;
  height:100%;
  width:0;
  border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime));
  transition:width 600ms cubic-bezier(.2,.8,.2,1);
}
.mk-track span::after{
  content:"";
  position:absolute;
  right:0;top:0;
  width:2px;height:100%;
  background:rgba(255,255,255,.85);
}
.mk-task{
  display:grid;
  grid-template-columns:36px 1fr auto;
  align-items:center;
  gap:14px;
  padding:16px 0;
  border-bottom:1px solid var(--mk-line);
}
.mk-task:last-child{border-bottom:0;padding-bottom:0;}
.mk-task-ico{
  width:36px;height:36px;
  border-radius:var(--r-sm);
  background:var(--mk-second);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;
}
.mk-task-name{font-size:15px;font-weight:600;margin-bottom:8px;}
.mk-task .mk-track{height:6px;}
.mk-badge{
  display:inline-flex;
  align-items:center;
  padding:4px 10px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:700;
  white-space:nowrap;
}
.mk-badge.done{background:var(--mk-primary);color:var(--mk-primary-ink);}
.mk-badge.doing{background:var(--mk-second);color:#fff;}
.mk-badge.todo{background:#EDEFEA;color:var(--mk-muted);}
.mk-badge.lime{background:var(--mk-lime);color:var(--mk-ink);}

/* ---------- FAQ ---------- */
.mk-faq{max-width:800px;margin-inline:auto;}
.mk-faq-item{
  background:var(--mk-surface);
  border:1px solid var(--mk-line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color var(--ease);
}
.mk-faq-item:hover{border-color:#cfd4cb;}
.mk-faq-btn{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 20px;
  border:0;
  background:transparent;
  text-align:left;
  font-size:16px;
  font-weight:700;
  color:var(--mk-ink);
  position:relative;
  cursor:pointer;
}
.mk-faq-btn::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:20px;
  border-radius:2px;
  background:var(--mk-line);
  transition:background var(--ease);
}
.mk-faq-btn[aria-expanded="true"]::before{background:var(--mk-primary);}
.mk-faq-icon{
  position:relative;
  width:18px;height:18px;
  flex:0 0 auto;
}
.mk-faq-icon::before,.mk-faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:var(--mk-ink);
  border-radius:2px;
  transition:transform var(--ease);
}
.mk-faq-icon::before{width:16px;height:2px;transform:translate(-50%,-50%);}
.mk-faq-icon::after{width:2px;height:16px;transform:translate(-50%,-50%);}
.mk-faq-btn[aria-expanded="true"] .mk-faq-icon::after{transform:translate(-50%,-50%) rotate(45deg);}
.mk-faq-btn[aria-expanded="true"] .mk-faq-icon::before{transform:translate(-50%,-50%) rotate(45deg);}
.mk-faq-body{
  padding:0 20px 20px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--mk-muted);
}

/* ---------- CTA ---------- */
.mk-cta{
  position:relative;
  overflow:hidden;
  background:var(--mk-primary);
  border-radius:var(--r-lg);
  padding:clamp(26px,3.6vw,48px);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.mk-cta::after{
  content:"";
  position:absolute;
  top:0;right:-60px;
  width:320px;height:100%;
  background:var(--mk-ink);
  clip-path:polygon(28% 0,100% 0,100% 100%,0 100%);
  opacity:.92;
}
.mk-cta-text{position:relative;z-index:1;max-width:620px;}
.mk-cta-text h2{font-size:clamp(22px,3vw,32px);font-weight:900;color:var(--mk-primary-ink);margin-bottom:10px;}
.mk-cta-text p{margin:0;font-size:15px;color:rgba(11,14,19,.78);}
.mk-cta .mk-btn{position:relative;z-index:1;background:var(--mk-ink);color:#fff;border-color:var(--mk-ink);}
.mk-cta .mk-btn:hover{background:#000;color:#fff;transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.mk-footer{
  position:relative;
  background:var(--mk-ink);
  color:rgba(255,255,255,.72);
  padding:clamp(44px,6vw,72px) 0 24px;
  margin-top:clamp(40px,6vw,72px);
}
.mk-footer::before{
  content:"";
  position:absolute;
  left:0;top:0;
  width:100%;height:3px;
  background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime));
}
.mk-footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:clamp(20px,3vw,40px);
}
.mk-footer-desc{font-size:13px;line-height:1.8;color:rgba(255,255,255,.58);margin:16px 0 18px;}
.mk-social{display:flex;gap:10px;}
.mk-social a{
  width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:15px;
}
.mk-social a:hover{background:var(--mk-primary);color:var(--mk-primary-ink);}
.mk-footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.mk-footer-col ul li{margin-bottom:10px;}
.mk-footer-col ul a{font-size:14px;color:rgba(255,255,255,.68);}
.mk-footer-col ul a:hover{color:var(--mk-primary);}
.mk-footer-col p{font-size:13px;line-height:1.9;color:rgba(255,255,255,.58);}
.mk-footer-quick{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;}
.mk-footer-quick a{
  display:flex;flex-direction:column;gap:6px;
  padding:12px 10px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  font-size:13px;
  color:rgba(255,255,255,.82);
}
.mk-footer-quick a i{font-size:15px;color:var(--mk-lime);}
.mk-footer-quick a:hover{background:rgba(255,255,255,.16);color:#fff;}
.mk-footer-bottom{
  margin-top:36px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.52);
}

/* ---------- 移动端底部 CTA ---------- */
.mk-mobile-cta{display:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .mk-nav-item{padding:8px 10px;font-size:13.5px;}
  .mk-nav-links{gap:6px;}
}
@media (max-width:991.98px){
  .mk-nav-links{display:none;}
  .mk-burger{display:inline-flex;align-items:center;justify-content:center;}
  .mk-nav-right .mk-nav-cta{display:none;}
  .mk-hero-grid{grid-template-columns:1fr;}
  .mk-hero-figure{order:-1;}
  .mk-wide{grid-template-columns:1fr;}
  .mk-wide img{min-height:200px;}
  .mk-footer-grid{grid-template-columns:1fr 1fr;}
  .mk-mobile-cta{
    display:flex;
    position:fixed;
    left:0;right:0;bottom:0;
    z-index:1040;
    padding:8px clamp(12px,4vw,20px);
    background:var(--mk-primary);
    transform:translateY(110%);
    transition:transform var(--ease);
  }
  .mk-mobile-cta.show{transform:translateY(0);}
  .mk-mobile-cta a{
    flex:1;
    display:flex;align-items:center;justify-content:center;
    min-height:40px;
    border-radius:var(--r-pill);
    background:var(--mk-ink);
    color:#fff;
    font-size:15px;
    font-weight:700;
  }
}
@media (max-width:767.98px){
  .mk-grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .mk-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .mk-stats .mk-stat:last-child{grid-column:span 2;}
  .mk-cta{flex-direction:column;align-items:flex-start;}
  .mk-cta::after{display:none;}
}
@media (max-width:575.98px){
  .mk-grid-3{grid-template-columns:1fr;}
  .mk-stats{grid-template-columns:1fr;}
  .mk-stats .mk-stat:last-child{grid-column:auto;}
  .mk-task{grid-template-columns:36px 1fr;row-gap:10px;}
  .mk-task .mk-badge{grid-column:2;justify-self:start;}
  .mk-footer-grid{grid-template-columns:1fr;}
  .mk-footer-quick{grid-template-columns:repeat(2,minmax(0,1fr));}
  .mk-hero{border-radius:var(--r-md);}
}
@media (max-width:419.98px){
  body{font-size:15px;}
  .mk-card{padding:18px;}
  .mk-hero h1{font-size:28px;}
  .mk-hero-actions .mk-btn{width:100%;}
  .mk-brand{font-size:15px;}
  .mk-brand span{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
}

/* roulang page: article */
:root{
  --mk-ink:#0B0E13;
  --mk-ink-2:#151A21;
  --mk-paper:#F5F6F3;
  --mk-surface:#FFFFFF;
  --mk-primary:#FF5A1E;
  --mk-primary-ink:#0B0E13;
  --mk-second:#0F3B36;
  --mk-lime:#C8F53C;
  --mk-line:#E3E6E0;
  --mk-muted:#6B7280;
  --mk-danger:#E5484D;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-hard:8px 8px 0 rgba(11,14,19,.08);
  --sh-card:0 2px 0 rgba(11,14,19,.06), 0 12px 24px -18px rgba(11,14,19,.35);
  --ease:cubic-bezier(.2,.8,.2,1);
  --mk-mono:ui-monospace,"SFMono-Regular",Consolas,monospace;
  --bs-primary:#FF5A1E;
  --bs-primary-rgb:255,90,30;
  --bs-body-bg:#F5F6F3;
  --bs-body-color:#0B0E13;
  --bs-border-color:#E3E6E0;
  --bs-border-radius:14px;
  --bs-link-color:#0B0E13;
  --bs-link-hover-color:#FF5A1E;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  color:var(--mk-ink);
  background:var(--mk-paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--mk-ink);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease)}
a:hover{color:var(--mk-primary)}
h1,h2,h3,h4{font-weight:800;line-height:1.22;letter-spacing:-.3px;margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--mk-ink);outline-offset:2px}
.mk-container{width:100%;max-width:1200px;margin:0 auto;padding:0 clamp(16px,4vw,32px)}

/* Bootstrap 覆写 */
.btn{border-radius:var(--r-pill);font-weight:700;min-height:44px;padding:0 22px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:all .2s var(--ease)}
.btn-primary{background:var(--mk-primary);border-color:var(--mk-primary);color:var(--mk-primary-ink)}
.btn-primary:hover{background:var(--mk-primary);border-color:var(--mk-primary);filter:brightness(1.06);color:var(--mk-primary-ink);box-shadow:0 0 0 3px rgba(255,90,30,.18);transform:translateY(-2px)}
.card{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);box-shadow:var(--sh-card)}
.badge{border-radius:var(--r-pill);background:var(--mk-lime);color:var(--mk-ink);font-size:12px;font-weight:700;padding:4px 10px}
.form-control{border-radius:var(--r-sm);background:#F0F2EE;border:1px solid transparent;padding:12px 14px;min-height:48px;color:var(--mk-ink)}
.form-control:focus{background:#F0F2EE;border:2px solid var(--mk-primary);box-shadow:none}
.navbar{padding:0;background:transparent}
.accordion-item{border:1px solid var(--mk-line);border-radius:var(--r-md);overflow:hidden}
.breadcrumb{margin:0;background:transparent}

/* 阅读进度条 */
#mkReadBar{position:fixed;top:0;left:0;height:3px;width:0;z-index:1200;background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime));transition:width .12s linear}

/* 头部导航 */
.mk-header{position:sticky;top:0;z-index:1000;padding:16px 0 0;transition:padding .2s var(--ease)}
.mk-header.is-scrolled{padding-top:8px}
.mk-nav{
  background:var(--mk-ink);
  border:1px solid transparent;
  border-radius:var(--r-lg);
  padding:12px 16px;
  display:flex;
  align-items:center;
  gap:16px;
  box-shadow:0 16px 34px -26px rgba(11,14,19,.95);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.mk-header.is-scrolled .mk-nav{border-color:rgba(227,230,224,.22);box-shadow:0 18px 34px -24px rgba(11,14,19,.9)}
.mk-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;white-space:nowrap;letter-spacing:-.2px}
.mk-brand:hover{color:#fff}
.mk-logo{width:30px;height:30px;flex:none}
.mk-nav-links{display:flex;align-items:center;justify-content:center;gap:8px;flex:1;flex-wrap:wrap}
.mk-nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  color:rgba(255,255,255,.86);
  font-size:14px;font-weight:500;
  border-left:3px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease)
}
.mk-nav-item i{font-size:13px;color:rgba(255,255,255,.55)}
.mk-nav-item:hover{background:rgba(255,255,255,.14);color:#fff}
.mk-nav-item.active{background:rgba(255,255,255,.14);color:#fff;font-weight:700;border-left-color:var(--mk-primary)}
.mk-nav-right{display:flex;align-items:center;gap:10px;flex:none}
.mk-nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--mk-primary);color:var(--mk-primary-ink);
  font-size:14px;font-weight:700;white-space:nowrap;
  transition:all .2s var(--ease)
}
.mk-nav-cta:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18);color:var(--mk-primary-ink)}
.mk-burger{display:none;width:44px;height:44px;border-radius:var(--r-sm);background:rgba(255,255,255,.1);color:#fff;font-size:16px;align-items:center;justify-content:center;transition:background .2s var(--ease)}
.mk-burger:hover{background:rgba(255,255,255,.18)}
.mk-drawer{display:none;background:var(--mk-ink);border-radius:var(--r-lg);margin-top:10px;padding:14px;box-shadow:0 20px 40px -28px rgba(11,14,19,1)}
.mk-drawer.open{display:block;animation:mkFade .22s var(--ease)}
@keyframes mkFade{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.mk-drawer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.mk-drawer-item{display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 8px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);color:rgba(255,255,255,.88);font-size:13px;text-align:center}
.mk-drawer-item i{font-size:18px;color:rgba(255,255,255,.6)}
.mk-drawer-item:hover{background:rgba(255,255,255,.14);color:#fff}
.mk-drawer-item.active{color:#fff;font-weight:700;border-left:3px solid var(--mk-primary)}
.mk-drawer-cta{display:flex;align-items:center;justify-content:center;margin-top:12px;height:46px;border-radius:var(--r-pill);background:var(--mk-primary);color:var(--mk-primary-ink);font-weight:700;font-size:15px}
.mk-drawer-cta:hover{color:var(--mk-primary-ink);filter:brightness(1.06)}

/* 主区域 */
.mk-main{padding:0 0 clamp(40px,6vw,72px)}

/* 面包屑 */
.mk-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--mk-muted);margin-top:24px;margin-bottom:16px}
.mk-crumb a{color:var(--mk-muted)}
.mk-crumb a:hover{color:var(--mk-primary)}
.mk-crumb-sep{color:var(--mk-line)}
.mk-crumb-tag{color:var(--mk-muted)}
.mk-crumb-current{color:var(--mk-ink);font-weight:700}

/* 文章头部 */
.mk-article-head{padding-bottom:26px;border-bottom:1px solid var(--mk-line);margin-bottom:36px}
.mk-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-pill);background:var(--mk-lime);color:var(--mk-ink);font-size:12px;font-weight:700;letter-spacing:.2px}
.mk-badge-dark{background:var(--mk-ink-2);color:#fff}
.mk-article-head h1{font-size:clamp(26px,3.6vw,38px);font-weight:900;line-height:1.2;letter-spacing:-.5px;margin:16px 0 0;max-width:900px}
.mk-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:14px;color:var(--mk-muted);margin-top:18px}
.mk-mono{font-family:var(--mk-mono);font-size:13px;letter-spacing:.2px}
.mk-vline{width:1px;height:14px;background:var(--mk-line);display:inline-block}
.mk-share{display:flex;align-items:center;gap:8px;margin-left:auto}
.mk-share-btn{display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 14px;border-radius:var(--r-pill);background:var(--mk-surface);border:1px solid var(--mk-line);font-size:13px;color:var(--mk-muted);transition:all .2s var(--ease)}
.mk-share-btn:hover{border-color:var(--mk-primary);color:var(--mk-primary)}

/* 布局 */
.mk-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.mk-article-main{min-width:0}

/* 正文排版 */
.mk-article-body{font-size:17px;line-height:1.9;max-width:800px}
.mk-prose{color:#1B2028}
.mk-prose > * + *{margin-top:1.2em}
.mk-prose p{margin:0}
.mk-prose h2{font-size:clamp(22px,2.4vw,28px);font-weight:800;line-height:1.35;margin:48px 0 16px;padding-left:14px;position:relative;letter-spacing:-.4px}
.mk-prose h2::before{content:"";position:absolute;left:0;top:.16em;width:4px;height:18px;border-radius:2px;background:var(--mk-primary)}
.mk-prose h3{font-size:19px;font-weight:700;margin:32px 0 12px}
.mk-prose a{color:var(--mk-primary);border-bottom:1px solid rgba(255,90,30,.4)}
.mk-prose a:hover{border-bottom-color:var(--mk-primary)}
.mk-prose strong{font-weight:700;color:var(--mk-ink)}
.mk-prose ul,.mk-prose ol{padding:0;margin:0}
.mk-prose li{position:relative;padding-left:22px;margin:10px 0;line-height:1.9}
.mk-prose ul > li::before{content:"";position:absolute;left:4px;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--mk-primary)}
.mk-prose ol{counter-reset:mknum}
.mk-prose ol > li{counter-increment:mknum;padding-left:30px}
.mk-prose ol > li::before{content:counter(mknum,decimal-leading-zero);position:absolute;left:0;top:0;font-family:var(--mk-mono);font-size:14px;font-weight:700;color:var(--mk-primary)}
.mk-prose blockquote{margin:28px 0;padding:20px 22px;background:var(--mk-paper);border-left:4px solid var(--mk-primary);border-radius:0 var(--r-md) var(--r-md) 0;color:#333B44}
.mk-prose img{border-radius:16px;border:1px solid var(--mk-line);margin:24px 0 8px;width:100%;height:auto}
.mk-prose figure{margin:24px 0}
.mk-prose figcaption{font-size:13px;color:var(--mk-muted);text-align:center;margin-top:8px}
.mk-prose table{width:100%;border-collapse:collapse;font-size:15px;margin:24px 0;background:var(--mk-surface);border-radius:var(--r-md);overflow:hidden}
.mk-prose thead th{background:var(--mk-ink);color:#fff;font-weight:700;text-align:left}
.mk-prose th,.mk-prose td{padding:12px 14px;border:0}
.mk-prose tbody tr:nth-child(even){background:var(--mk-paper)}
.mk-prose pre{background:var(--mk-ink);color:#E8EAE6;border-radius:var(--r-md);padding:18px 20px;overflow-x:auto;font-family:var(--mk-mono);font-size:14px;line-height:1.7}
.mk-prose code{font-family:var(--mk-mono);font-size:14px;background:#EDF0EA;padding:2px 6px;border-radius:6px}
.mk-prose pre code{background:none;padding:0;color:inherit}
.mk-prose hr{border:0;border-top:1px solid var(--mk-line);margin:36px 0}

/* 空态 */
.mk-empty{border:1.5px dashed var(--mk-line);background:var(--mk-paper);border-radius:var(--r-md);padding:56px 24px;text-align:center}
.mk-empty i{font-size:32px;color:var(--mk-muted)}
.mk-empty h2{font-size:20px;font-weight:800;margin:16px 0 8px}
.mk-empty p{font-size:15px;color:var(--mk-muted);margin-bottom:22px}

/* 标签 */
.mk-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:24px;border-top:1px solid var(--mk-line)}
.mk-tag{padding:6px 14px;border-radius:var(--r-pill);background:var(--mk-surface);border:1px solid var(--mk-line);font-size:13px;color:var(--mk-muted)}
.mk-tag:hover{border-color:var(--mk-primary);color:var(--mk-primary)}

/* 区块标题 */
.mk-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px}
.mk-sec-head h2{font-size:clamp(20px,2.4vw,26px)}
.mk-sec-head p{font-size:14px;color:var(--mk-muted);margin-top:6px}

/* 相关推荐卡 */
.mk-related{margin-top:clamp(40px,6vw,64px)}
.mk-rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.mk-rel-card{display:block;background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-card);transition:transform .2s var(--ease),border-color .2s var(--ease);height:100%}
.mk-rel-card:hover{transform:translateY(-4px);border-color:var(--mk-primary);color:inherit}
.mk-rel-card figure{margin:0;aspect-ratio:16/10;overflow:hidden;background:#EDF0EA}
.mk-rel-card img{width:100%;height:100%;object-fit:cover}
.mk-rel-body{padding:16px}
.mk-rel-body h3{font-size:17px;font-weight:700;line-height:1.45;margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mk-rel-body p{font-size:14px;color:var(--mk-muted);line-height:1.7;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mk-rel-meta{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:13px;color:var(--mk-muted)}

/* 上一条 / 下一条 */
.mk-pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:32px}
.mk-pager a{display:flex;align-items:center;gap:14px;padding:18px;background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);transition:border-color .2s var(--ease),transform .2s var(--ease)}
.mk-pager a:hover{border-color:var(--mk-primary);transform:translateY(-3px)}
.mk-pager .mk-pager-ico{width:38px;height:38px;flex:none;border-radius:var(--r-sm);background:var(--mk-second);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px}
.mk-pager .mk-pager-k{display:block;font-size:13px;color:var(--mk-muted)}
.mk-pager strong{display:block;font-size:15px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
.mk-pager-next{text-align:right;flex-direction:row-reverse}

/* 返回按钮 */
.mk-back{margin-top:24px}
.mk-link{color:var(--mk-primary);font-size:14px;font-weight:700;border-bottom:1px solid rgba(255,90,30,.4);padding-bottom:2px}
.mk-link:hover{border-bottom-width:2px;color:var(--mk-primary)}

/* 侧栏 */
.mk-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:104px}
.mk-side-card{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-card)}
.mk-side-card h3{font-size:16px;font-weight:800;margin-bottom:14px;padding-left:12px;position:relative}
.mk-side-card h3::before{content:"";position:absolute;left:0;top:.2em;width:4px;height:16px;border-radius:2px;background:var(--mk-primary)}
.mk-hotlist li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--mk-line)}
.mk-hotlist li:last-child{border-bottom:0;padding-bottom:0}
.mk-hotlist .mk-num{font-family:var(--mk-mono);font-size:15px;font-weight:700;color:var(--mk-primary);min-width:26px;line-height:1.7}
.mk-hotlist a{font-size:14px;line-height:1.65;color:#22272F}
.mk-hotlist a:hover{color:var(--mk-primary)}
.mk-side-cta{background:var(--mk-ink);border-color:var(--mk-ink);color:rgba(255,255,255,.72)}
.mk-side-cta h3{color:#fff}
.mk-side-cta h3::before{background:var(--mk-lime)}
.mk-side-cta p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin-bottom:18px}

/* 按钮 */
.mk-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:700;border:1.5px solid transparent;transition:all .2s var(--ease)}
.mk-btn-primary{background:var(--mk-primary);border-color:var(--mk-primary);color:var(--mk-primary-ink)}
.mk-btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18);color:var(--mk-primary-ink)}
.mk-btn-primary:active{transform:translateY(1px)}
.mk-btn-ghost{background:transparent;border-color:rgba(11,14,19,.28);color:var(--mk-ink)}
.mk-btn-ghost:hover{background:var(--mk-second);border-color:var(--mk-second);color:#fff}
.mk-btn-full{width:100%}

/* CTA 条 */
.mk-cta{position:relative;background:var(--mk-primary);overflow:hidden;margin-top:clamp(48px,7vw,88px)}
.mk-cta::before{content:"";position:absolute;inset:0;background:var(--mk-ink);clip-path:polygon(0 0,58% 0,44% 100%,0 100%)}
.mk-cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:clamp(34px,5vw,58px) 0}
.mk-cta h2{color:#fff;font-size:clamp(22px,3vw,32px);max-width:560px}
.mk-cta p{color:rgba(255,255,255,.72);font-size:15px;margin-top:10px;max-width:520px}

/* 页脚 */
.mk-footer{background:var(--mk-ink);color:rgba(255,255,255,.72);margin-top:clamp(48px,7vw,88px)}
.mk-footer::before{content:"";display:block;height:3px;background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime))}
.mk-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:clamp(40px,6vw,64px) 0 32px}
.mk-footer .mk-brand{color:#fff;font-size:16px}
.mk-footer .mk-brand:hover{color:#fff}
.mk-footer-desc{font-size:13px;line-height:1.85;margin-top:16px;color:rgba(255,255,255,.58);max-width:330px}
.mk-social{display:flex;gap:10px;margin-top:18px}
.mk-social a{width:36px;height:36px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.78);font-size:14px;transition:all .2s var(--ease)}
.mk-social a:hover{background:var(--mk-primary);color:var(--mk-primary-ink)}
.mk-footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.mk-footer-quick{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.mk-footer-quick a{display:flex;align-items:center;gap:6px;padding:10px;border-radius:var(--r-sm);background:rgba(255,255,255,.06);font-size:13px;color:rgba(255,255,255,.78)}
.mk-footer-quick a:hover{background:rgba(255,255,255,.14);color:#fff}
.mk-footer-col ul li{margin-bottom:10px}
.mk-footer-col ul a{font-size:14px;color:rgba(255,255,255,.68)}
.mk-footer-col ul a:hover{color:var(--mk-primary)}
.mk-footer-col p{font-size:13px;line-height:1.9;color:rgba(255,255,255,.58)}
.mk-footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}

/* 响应式 */
@media (max-width:1199.98px){
  .mk-article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .mk-side{position:static;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:40px}
  .mk-article-body{max-width:none}
  .mk-footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:991.98px){
  .mk-nav-links{display:none}
  .mk-burger{display:inline-flex}
  .mk-nav{justify-content:space-between}
  .mk-rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mk-cta::before{clip-path:polygon(0 0,100% 0,100% 62%,0 100%)}
  .mk-cta-inner{flex-direction:column;align-items:flex-start}
  .mk-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767.98px){
  .mk-side{grid-template-columns:1fr}
  .mk-pager{grid-template-columns:1fr}
  .mk-pager-next{text-align:left;flex-direction:row}
  .mk-share{margin-left:0;width:100%}
  .mk-article-body{font-size:16px}
  .mk-prose{font-size:16px}
}
@media (max-width:575.98px){
  .mk-rel-grid{grid-template-columns:1fr}
  .mk-footer-grid{grid-template-columns:1fr;gap:28px}
  .mk-footer-quick{grid-template-columns:1fr}
  .mk-article-head h1{font-size:clamp(23px,6vw,28px)}
  .mk-cta h2{font-size:22px}
}
@media (max-width:419.98px){
  body{font-size:15px}
  .mk-article-body{font-size:15px}
  .mk-side-card{padding:16px}
  .mk-rel-body{padding:14px}
  .mk-btn,.mk-nav-cta{width:100%}
  .mk-share{display:grid;grid-template-columns:1fr 1fr}
  .mk-share-btn{width:100%;justify-content:center}
}

/* roulang page: category2 */
:root{
  --mk-ink:#0B0E13;
  --mk-ink-2:#151A21;
  --mk-paper:#F5F6F3;
  --mk-surface:#FFFFFF;
  --mk-primary:#FF5A1E;
  --mk-primary-ink:#0B0E13;
  --mk-second:#0F3B36;
  --mk-lime:#C8F53C;
  --mk-line:#E3E6E0;
  --mk-muted:#6B7280;
  --mk-danger:#E5484D;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-hard:8px 8px 0 rgba(11,14,19,.08);
  --sh-card:0 2px 0 rgba(11,14,19,.06),0 12px 24px -18px rgba(11,14,19,.35);
  --mk-ease:cubic-bezier(.2,.8,.2,1);
  --mk-mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",monospace;

  --bs-primary:#FF5A1E;
  --bs-primary-rgb:255,90,30;
  --bs-body-bg:#F5F6F3;
  --bs-body-color:#0B0E13;
  --bs-border-color:#E3E6E0;
  --bs-border-radius:14px;
  --bs-border-radius-sm:10px;
  --bs-border-radius-lg:20px;
  --bs-link-color:#0B0E13;
  --bs-link-hover-color:#FF5A1E;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--mk-paper);
  color:var(--mk-ink);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s var(--mk-ease),background-color .2s var(--mk-ease),border-color .2s var(--mk-ease);}
a:hover{color:var(--mk-primary);}
button,input{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--mk-ink);}
:focus-visible{outline:2px solid var(--mk-primary);outline-offset:2px;}

.mk-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 clamp(16px,4vw,32px);
}

/* ============ 导航 ============ */
.mk-header{
  position:sticky;
  top:0;
  z-index:1030;
  padding-top:16px;
  transition:padding-top .2s var(--mk-ease);
}
.mk-header.is-scrolled{padding-top:8px;}
.mk-nav{
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--mk-ink);
  border-radius:var(--r-lg);
  padding:12px 16px;
  border:1px solid transparent;
  transition:box-shadow .2s var(--mk-ease),border-color .2s var(--mk-ease);
}
.mk-header.is-scrolled .mk-nav{
  border-color:rgba(255,255,255,.08);
  box-shadow:0 14px 30px -22px rgba(11,14,19,.8);
}
.mk-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:17px;
  font-weight:800;
  letter-spacing:-.2px;
  white-space:nowrap;
}
.mk-brand:hover{color:#fff;}
.mk-logo{width:30px;height:30px;flex:0 0 30px;}
.mk-nav-links{
  display:flex;
  align-items:center;
  gap:8px;
  flex:1 1 auto;
  justify-content:center;
  min-width:0;
}
.mk-nav-item{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 13px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  color:rgba(255,255,255,.86);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:background-color .2s var(--mk-ease),color .2s var(--mk-ease);
}
.mk-nav-item i{font-size:13px;opacity:.9;}
.mk-nav-item:hover{background:rgba(255,255,255,.14);color:#fff;}
.mk-nav-item.active{
  background:rgba(255,255,255,.14);
  color:#fff;
  font-weight:700;
}
.mk-nav-item.active::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  bottom:8px;
  width:3px;
  border-radius:3px;
  background:var(--mk-primary);
}
.mk-nav-right{display:flex;align-items:center;gap:10px;margin-left:auto;}
.mk-nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 20px;
  border-radius:var(--r-pill);
  background:var(--mk-primary);
  color:var(--mk-primary-ink);
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
  transition:filter .2s var(--mk-ease),transform .2s var(--mk-ease),box-shadow .2s var(--mk-ease);
}
.mk-nav-cta:hover{
  color:var(--mk-primary-ink);
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:0 0 0 3px rgba(255,90,30,.18);
}
.mk-burger{
  display:none;
  width:44px;
  height:44px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.08);
  color:#fff;
  cursor:pointer;
  transition:background-color .2s var(--mk-ease);
}
.mk-burger:hover{background:rgba(255,255,255,.16);}

.mk-drawer{display:none;overflow:hidden;max-height:0;transition:max-height .35s var(--mk-ease);}
.mk-drawer.is-open{max-height:560px;}
.mk-drawer-inner{
  margin-top:10px;
  background:var(--mk-ink);
  border-radius:var(--r-lg);
  padding:16px;
  border:1px solid rgba(255,255,255,.08);
}
.mk-drawer-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:8px;
  margin-bottom:12px;
}
.mk-drawer-item{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:6px;
  padding:12px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);
  color:rgba(255,255,255,.9);
  font-size:13px;
  font-weight:600;
}
.mk-drawer-item i{font-size:16px;color:rgba(255,255,255,.65);}
.mk-drawer-item.active{background:rgba(255,90,30,.18);color:#fff;box-shadow:inset 3px 0 0 var(--mk-primary);}
.mk-drawer-cta{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:46px;
  border-radius:var(--r-pill);
  background:var(--mk-primary);
  color:var(--mk-primary-ink);
  font-weight:700;
  font-size:15px;
}
.mk-drawer-cta:hover{color:var(--mk-primary-ink);filter:brightness(1.06);}

/* ============ 面包屑 ============ */
.mk-crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:var(--mk-muted);
  margin-top:24px;
}
.mk-crumb a{color:var(--mk-muted);}
.mk-crumb a:hover{color:var(--mk-primary);}
.mk-crumb-sep{color:rgba(11,14,19,.25);}
.mk-crumb .is-current{color:var(--mk-ink);font-weight:700;}

/* ============ 通用区块 ============ */
.mk-section{padding:clamp(56px,8vw,112px) 0;}
.mk-section-dark{background:var(--mk-ink);color:#fff;}
.mk-section-dark h2,.mk-section-dark h3{color:#fff;}
.mk-section-tight{padding-top:clamp(24px,4vw,40px);}
.mk-h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(24px,3.4vw,36px);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.3px;
}
.mk-h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.2em;
  width:4px;
  height:.86em;
  border-radius:2px;
  background:var(--mk-primary);
}
.mk-h3{font-size:20px;font-weight:700;line-height:1.4;}
.mk-lead{
  margin-top:14px;
  max-width:760px;
  font-size:16px;
  color:var(--mk-muted);
  line-height:1.9;
}
.mk-section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:40px;
}
.mk-more{
  font-size:14px;
  font-weight:700;
  color:var(--mk-primary);
  border-bottom:1px solid rgba(255,90,30,.4);
  padding-bottom:2px;
  transition:border-color .2s var(--mk-ease);
}
.mk-more:hover{border-color:var(--mk-primary);}

/* ============ 徽章 / 标签 ============ */
.mk-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border-radius:var(--r-pill);
  background:var(--mk-lime);
  color:var(--mk-ink);
  font-size:12px;
  font-weight:700;
  line-height:1.6;
  white-space:nowrap;
}
.mk-badge-dark{
  background:rgba(255,255,255,.12);
  color:#fff;
}
.mk-badge-soft{
  background:rgba(15,59,54,.1);
  color:var(--mk-second);
}

/* ============ 按钮 ============ */
.mk-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 24px;
  border-radius:var(--r-pill);
  border:1.5px solid transparent;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:transform .2s var(--mk-ease),filter .2s var(--mk-ease),background-color .2s var(--mk-ease),color .2s var(--mk-ease),border-color .2s var(--mk-ease),box-shadow .2s var(--mk-ease);
}
.mk-btn-primary{background:var(--mk-primary);color:var(--mk-primary-ink);}
.mk-btn-primary:hover{
  color:var(--mk-primary-ink);
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:0 0 0 3px rgba(255,90,30,.18);
}
.mk-btn-primary:active{transform:translateY(1px);}
.mk-btn-ghost{
  background:transparent;
  border-color:rgba(11,14,19,.22);
  color:var(--mk-ink);
}
.mk-btn-ghost:hover{background:var(--mk-second);border-color:var(--mk-second);color:#fff;}
.mk-btn-ghost-light{
  background:transparent;
  border-color:rgba(255,255,255,.45);
  color:#fff;
}
.mk-btn-ghost-light:hover{background:var(--mk-second);color:#fff;border-color:var(--mk-second);}

/* ============ Hero ============ */
.mk-hero{padding:clamp(40px,6vw,72px) 0 clamp(32px,5vw,56px);}
.mk-hero-grid{
  display:grid;
  grid-template-columns:1.06fr .94fr;
  gap:clamp(28px,4vw,56px);
  align-items:center;
}
.mk-hero h1{
  margin-top:18px;
  font-size:clamp(30px,5vw,50px);
  font-weight:900;
  line-height:1.12;
  letter-spacing:-.5px;
}
.mk-hero-lead{
  margin-top:20px;
  max-width:620px;
  font-size:16px;
  line-height:1.9;
  color:var(--mk-muted);
}
.mk-hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.mk-hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  margin-top:26px;
  font-size:13px;
  color:var(--mk-muted);
}
.mk-hero-meta li{display:inline-flex;align-items:center;gap:7px;}
.mk-hero-meta i{color:var(--mk-primary);font-size:12px;}
.mk-hero-media{position:relative;}
.mk-hero-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid var(--mk-line);
  box-shadow:var(--sh-hard);
}
.mk-hero-tag{
  position:absolute;
  left:18px;
  bottom:18px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:var(--r-pill);
  background:rgba(11,14,19,.86);
  color:#fff;
  font-size:13px;
  font-weight:700;
}
.mk-hero-tag i{color:var(--mk-lime);}

/* ============ 数据卡 ============ */
.mk-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
}
.mk-stat{
  background:var(--mk-surface);
  border:1px solid var(--mk-line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-card);
  transition:transform .2s var(--mk-ease),border-color .2s var(--mk-ease);
}
.mk-stat:hover{transform:translateY(-4px);border-color:var(--mk-primary);}
.mk-stat-num{
  font-family:var(--mk-mono);
  font-size:clamp(28px,4vw,38px);
  font-weight:700;
  line-height:1.1;
  color:var(--mk-primary);
  letter-spacing:-1px;
}
.mk-stat-label{
  margin-top:8px;
  padding-top:12px;
  border-top:1px solid var(--mk-line);
  font-size:15px;
  font-weight:700;
}
.mk-stat p{margin-top:8px;font-size:13px;line-height:1.8;color:var(--mk-muted);}

/* ============ 时间轴 ============ */
.mk-timeline{
  position:relative;
  max-width:1000px;
  margin:0 auto;
  padding:8px 0 0;
}
.mk-timeline::before{
  content:"";
  position:absolute;
  left:50%;
  top:6px;
  bottom:40px;
  width:2px;
  transform:translateX(-1px);
  background:linear-gradient(180deg,var(--mk-primary),rgba(255,90,30,.35) 70%,rgba(255,90,30,0));
}
.mk-tl-item{
  position:relative;
  width:50%;
  padding:0 44px 40px 0;
}
.mk-tl-item:nth-child(even){
  margin-left:50%;
  padding:0 0 40px 44px;
}
.mk-tl-dot{
  position:absolute;
  top:14px;
  right:-12px;
  width:24px;
  height:24px;
  border-radius:50%;
  background:var(--mk-surface);
  border:2px solid var(--mk-primary);
  display:grid;
  place-items:center;
  z-index:2;
}
.mk-tl-dot span{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--mk-primary);
}
.mk-tl-item:nth-child(even) .mk-tl-dot{left:-12px;right:auto;}
.mk-tl-card{
  background:var(--mk-surface);
  border:1px solid var(--mk-line);
  border-radius:var(--r-md);
  padding:22px 24px;
  box-shadow:var(--sh-card);
  transition:transform .2s var(--mk-ease),border-color .2s var(--mk-ease);
}
.mk-tl-card:hover{transform:translateY(-4px);border-color:var(--mk-primary);}
.mk-tl-num{
  display:inline-block;
  font-family:var(--mk-mono);
  font-size:13px;
  font-weight:700;
  letter-spacing:1px;
  color:var(--mk-second);
  background:rgba(15,59,54,.08);
  border-radius:var(--r-pill);
  padding:2px 10px;
  margin-bottom:12px;
}
.mk-tl-card h3{font-size:19px;font-weight:700;line-height:1.4;}
.mk-tl-card p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--mk-muted);}

/* ============ 要点卡 ============ */
.mk-points{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.mk-point{
  display:flex;
  gap:18px;
  background:var(--mk-surface);
  border:1px solid var(--mk-line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-card);
  transition:transform .2s var(--mk-ease),border-color .2s var(--mk-ease);
}
.mk-point:hover{transform:translateY(-4px);border-color:var(--mk-primary);}
.mk-point-icon{
  flex:0 0 44px;
  width:44px;
  height:44px;
  border-radius:12px;
  background:var(--mk-second);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:17px;
}
.mk-point h3{font-size:18px;font-weight:700;}
.mk-point p{margin-top:8px;font-size:14px;line-height:1.85;color:var(--mk-muted);}
.mk-point-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:12px;
  font-size:14px;
  font-weight:700;
  color:var(--mk-primary);
  border-bottom:1px solid rgba(255,90,30,.4);
  padding-bottom:1px;
}
.mk-point-link:hover{border-color:var(--mk-primary);}

/* ============ 深色提示条 ============ */
.mk-note{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1px;
  background:rgba(255,255,255,.08);
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
}
.mk-note-cell{background:var(--mk-ink-2);padding:26px 24px;}
.mk-note-cell i{font-size:18px;color:var(--mk-lime);}
.mk-note-cell h3{margin-top:14px;font-size:17px;font-weight:700;color:#fff;}
.mk-note-cell p{margin-top:8px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);}

/* ============ FAQ ============ */
.mk-faq{max-width:800px;margin:0 auto;}
.mk-faq .accordion-item{
  background:var(--mk-surface);
  border:1px solid var(--mk-line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
}
.mk-faq .accordion-button{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  padding:18px 20px;
  background:var(--mk-surface);
  color:var(--mk-ink);
  font-size:16px;
  font-weight:700;
  border-left:3px solid var(--mk-line);
  box-shadow:none;
  transition:border-color .2s var(--mk-ease),background-color .2s var(--mk-ease);
}
.mk-faq .accordion-button:not(.collapsed){
  background:var(--mk-surface);
  color:var(--mk-ink);
  border-left-color:var(--mk-primary);
  box-shadow:none;
}
.mk-faq .accordion-button:focus{box-shadow:none;border-color:var(--mk-line);}
.mk-faq .accordion-button::after{display:none;}
.mk-plus{
  position:relative;
  flex:0 0 16px;
  width:16px;
  height:16px;
  transition:transform .2s var(--mk-ease);
}
.mk-plus::before,.mk-plus::after{
  content:"";
  position:absolute;
  background:var(--mk-ink);
  border-radius:2px;
}
.mk-plus::before{left:0;top:7px;width:16px;height:2px;}
.mk-plus::after{left:7px;top:0;width:2px;height:16px;}
.mk-faq .accordion-button:not(.collapsed) .mk-plus{transform:rotate(45deg);}
.mk-faq .accordion-body{
  padding:0 20px 20px 23px;
  font-size:15px;
  line-height:1.85;
  color:var(--mk-muted);
}

/* ============ CTA 条 ============ */
.mk-cta-section{padding:0 0 clamp(56px,8vw,112px);}
.mk-cta{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  background:var(--mk-primary);
  padding:clamp(32px,5vw,56px);
}
.mk-cta::before{
  content:"";
  position:absolute;
  top:-30%;
  right:-10%;
  width:58%;
  height:160%;
  background:var(--mk-ink);
  transform:skewX(-16deg);
}
.mk-cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.mk-cta-text{max-width:600px;}
.mk-cta-text h2{font-size:clamp(22px,3vw,32px);font-weight:800;line-height:1.25;color:var(--mk-primary-ink);}
.mk-cta-text p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(11,14,19,.75);}
.mk-cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.mk-footer{
  background:var(--mk-ink);
  color:rgba(255,255,255,.72);
  position:relative;
  margin-top:clamp(24px,4vw,48px);
}
.mk-footer::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:3px;
  background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime));
}
.mk-footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1.2fr .9fr 1.2fr;
  gap:40px;
  padding:clamp(48px,7vw,72px) 0 40px;
}
.mk-footer .mk-brand{font-size:17px;margin-bottom:16px;}
.mk-footer-desc{font-size:13px;line-height:1.85;color:rgba(255,255,255,.6);max-width:320px;}
.mk-social{display:flex;gap:10px;margin-top:18px;}
.mk-social a{
  width:38px;
  height:38px;
  border-radius:var(--r-sm);
  display:grid;
  place-items:center;
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:15px;
  transition:background-color .2s var(--mk-ease),color .2s var(--mk-ease);
}
.mk-social a:hover{background:var(--mk-primary);color:var(--mk-primary-ink);}
.mk-footer-col h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.mk-footer-quick{display:grid;grid-template-columns:1fr;gap:8px;}
.mk-footer-quick a{
  display:flex;
  align-items:center;
  gap:8px;
  padding:9px 12px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.06);
  color:rgba(255,255,255,.82);
  font-size:13px;
  font-weight:600;
}
.mk-footer-quick a:hover{background:rgba(255,255,255,.14);color:#fff;}
.mk-footer-col ul li{margin-bottom:10px;}
.mk-footer-col ul a{font-size:14px;color:rgba(255,255,255,.72);}
.mk-footer-col ul a:hover{color:var(--mk-primary);}
.mk-footer-col p{font-size:13px;line-height:1.9;color:rgba(255,255,255,.6);}
.mk-footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0 28px;
  font-size:12.5px;
  color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .mk-nav-item{padding:8px 11px;font-size:13.5px;}
  .mk-footer-grid{grid-template-columns:1.3fr 1fr 1fr;}
}
@media (max-width:991.98px){
  .mk-nav-links{display:none;}
  .mk-nav-cta{display:none;}
  .mk-burger{display:grid;place-items:center;}
  .mk-drawer{display:block;}
  .mk-hero-grid{grid-template-columns:1fr;}
  .mk-hero-media{order:-1;}
  .mk-hero-media img{aspect-ratio:16/10;}
  .mk-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .mk-note{grid-template-columns:1fr;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  .mk-timeline::before{left:11px;transform:none;bottom:24px;}
  .mk-tl-item,.mk-tl-item:nth-child(even){
    width:100%;
    margin-left:0;
    padding:0 0 26px 40px;
  }
  .mk-tl-dot,
  .mk-tl-item:nth-child(even) .mk-tl-dot{
    left:0;
    right:auto;
    top:16px;
    width:22px;
    height:22px;
  }
  .mk-points{grid-template-columns:1fr;}
  .mk-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .mk-stats .mk-stat:last-child{grid-column:1 / -1;}
  .mk-cta::before{width:80%;right:-24%;}
  .mk-cta-inner{flex-direction:column;align-items:flex-start;}
  .mk-cta-actions{width:100%;}
  .mk-cta-actions .mk-btn{width:100%;}
  .mk-footer-grid{grid-template-columns:1fr;gap:28px;}
  .mk-footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .mk-hero h1{letter-spacing:-.2px;}
  .mk-hero-btns .mk-btn{width:100%;}
  .mk-drawer-grid{grid-template-columns:1fr 1fr;}
  .mk-stat{padding:20px;}
}
@media (max-width:419.98px){
  .mk-brand span{font-size:15px;}
  .mk-drawer-grid{grid-template-columns:1fr;}
  .mk-stat p{font-size:12.5px;}
}

/* roulang page: category3 */
:root{
  --mk-ink:#0B0E13;
  --mk-ink-2:#151A21;
  --mk-paper:#F5F6F3;
  --mk-surface:#FFFFFF;
  --mk-primary:#FF5A1E;
  --mk-primary-ink:#0B0E13;
  --mk-second:#0F3B36;
  --mk-lime:#C8F53C;
  --mk-line:#E3E6E0;
  --mk-muted:#6B7280;
  --mk-danger:#E5484D;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-hard:8px 8px 0 rgba(11,14,19,.08);
  --sh-card:0 2px 0 rgba(11,14,19,.06),0 12px 24px -18px rgba(11,14,19,.35);
  --ease:cubic-bezier(.2,.8,.2,1);
  --mk-wrap:1200px;
  --bs-primary:#FF5A1E;
  --bs-body-bg:#F5F6F3;
  --bs-body-color:#0B0E13;
  --bs-border-radius:14px;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--mk-paper);
  color:var(--mk-ink);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--mk-ink);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{margin:0;letter-spacing:-.2px}
p{margin:0}
.mk-mono{font-family:ui-monospace,"SFMono-Regular",Consolas,monospace}
.mk-container{max-width:var(--mk-wrap);margin:0 auto;padding:0 clamp(16px,4vw,32px)}

/* ---------- 导航 ---------- */
.mk-header{position:sticky;top:0;z-index:1030;padding:16px 0 10px;background:linear-gradient(180deg,#F5F6F3 62%,rgba(245,246,243,0));transition:padding .2s var(--ease)}
.mk-header.is-stuck{padding-top:8px}
.mk-nav{display:flex;align-items:center;gap:14px;background:var(--mk-ink);border-radius:var(--r-lg);padding:12px 16px;border:1px solid transparent;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.mk-header.is-stuck .mk-nav{border-color:var(--mk-line);box-shadow:0 14px 30px -22px rgba(11,14,19,.6)}
.mk-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:-.3px;flex:0 0 auto}
.mk-brand span{white-space:nowrap}
.mk-logo{width:30px;height:30px;flex:0 0 30px}
.mk-nav-links{display:flex;align-items:center;gap:8px;flex:1 1 auto;min-width:0}
.mk-nav-item{position:relative;display:flex;align-items:center;gap:7px;padding:8px 12px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);color:rgba(255,255,255,.84);font-size:14px;font-weight:500;white-space:nowrap}
.mk-nav-item i{font-size:14px;opacity:.9}
.mk-nav-item:hover{background:rgba(255,255,255,.14);color:#fff}
.mk-nav-item.active{color:#fff;font-weight:700;padding-left:15px}
.mk-nav-item.active::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:3px;background:var(--mk-primary)}
.mk-nav-right{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.mk-nav-cta{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 20px;border-radius:var(--r-pill);background:var(--mk-primary);color:var(--mk-primary-ink);font-size:14px;font-weight:700;transition:filter .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease)}
.mk-nav-cta:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18);color:var(--mk-primary-ink)}
.mk-nav-cta:active{transform:translateY(1px)}
.mk-burger{display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.28);border-radius:var(--r-sm);background:rgba(255,255,255,.08);color:#fff;place-items:center;font-size:17px;cursor:pointer;transition:background-color .2s var(--ease)}
.mk-burger:hover{background:rgba(255,255,255,.16)}
.mk-drawer{display:none;margin-top:10px;background:var(--mk-ink);border-radius:var(--r-lg);padding:14px;box-shadow:var(--sh-card)}
.mk-drawer.is-open{display:block}
.mk-drawer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.mk-drawer-item{display:flex;flex-direction:column;align-items:flex-start;gap:6px;padding:14px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);color:rgba(255,255,255,.86);font-size:14px;font-weight:500}
.mk-drawer-item i{font-size:18px;color:var(--mk-lime)}
.mk-drawer-item:hover{background:rgba(255,255,255,.14);color:#fff}
.mk-drawer-item.active{background:rgba(255,90,30,.16);color:#fff;font-weight:700}
.mk-drawer-cta{display:flex;align-items:center;justify-content:center;height:48px;margin-top:12px;border-radius:var(--r-pill);background:var(--mk-primary);color:var(--mk-primary-ink);font-weight:700;font-size:15px}
.mk-drawer-cta:hover{filter:brightness(1.06);color:var(--mk-primary-ink)}

/* ---------- 通用 ---------- */
.mk-section{padding:clamp(56px,8vw,104px) 0}
.mk-section-head{max-width:760px;margin-bottom:clamp(28px,4vw,44px)}
.mk-section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.mk-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);background:var(--mk-lime);color:var(--mk-ink);font-size:12px;font-weight:700;letter-spacing:.4px}
.mk-h2{font-size:clamp(24px,3.4vw,36px);font-weight:800;line-height:1.2;position:relative;padding-left:16px}
.mk-h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:3px;background:var(--mk-primary)}
.mk-section-head.center .mk-h2{padding-left:0}
.mk-section-head.center .mk-h2::before{display:none}
.mk-sub{margin-top:14px;color:var(--mk-muted);font-size:15px;line-height:1.85}
.mk-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:700;border:1.5px solid transparent;cursor:pointer;transition:all .2s var(--ease)}
.mk-btn-primary{background:var(--mk-primary);color:var(--mk-primary-ink)}
.mk-btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18)}
.mk-btn-primary:active{transform:translateY(1px)}
.mk-btn-ghost{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.mk-btn-ghost:hover{background:var(--mk-second);border-color:var(--mk-second);color:#fff}
.mk-btn-line{background:transparent;border-color:rgba(11,14,19,.24);color:var(--mk-ink)}
.mk-btn-line:hover{background:var(--mk-second);border-color:var(--mk-second);color:#fff}
.mk-link{color:var(--mk-primary);font-size:14px;font-weight:700;border-bottom:1px solid var(--mk-primary);padding-bottom:2px}
.mk-link:hover{border-bottom-width:2px}
.mk-tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--r-pill);background:var(--mk-lime);color:var(--mk-ink);font-size:12px;font-weight:700}
.mk-tag-dark{background:rgba(255,255,255,.12);color:#fff}
.mk-card{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);box-shadow:var(--sh-card);transition:transform .2s var(--ease),border-color .2s var(--ease)}
.mk-card:hover{transform:translateY(-4px);border-color:var(--mk-primary)}

/* ---------- 面包屑 ---------- */
.mk-crumb{margin-top:24px;font-size:14px;color:var(--mk-muted)}
.mk-crumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}
.mk-crumb li::after{content:"/";margin-left:8px;color:var(--mk-line)}
.mk-crumb li:last-child::after{display:none}
.mk-crumb a:hover{color:var(--mk-primary)}
.mk-crumb .current{color:var(--mk-ink);font-weight:700}

/* ---------- Hero ---------- */
.mk-hero{margin-top:16px;position:relative;border-radius:24px;overflow:hidden;background:var(--mk-ink);color:#fff;isolation:isolate}
.mk-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.42;z-index:0}
.mk-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(102deg,#0B0E13 6%,rgba(11,14,19,.9) 44%,rgba(11,14,19,.42) 100%);z-index:1}
.mk-hero-inner{position:relative;z-index:2;padding:clamp(32px,5.4vw,68px);display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.82fr);gap:clamp(24px,4vw,48px);align-items:center}
.mk-hero h1{font-size:clamp(30px,5vw,54px);font-weight:900;line-height:1.12;letter-spacing:-.5px;margin-top:18px}
.mk-hero h1 em{font-style:normal;color:var(--mk-lime)}
.mk-hero-lead{margin-top:18px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.78);max-width:620px}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.mk-panel{background:var(--mk-ink-2);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-hard)}
.mk-panel-title{display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:700;color:#fff;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.08)}
.mk-panel-title .dot{width:8px;height:8px;border-radius:50%;background:var(--mk-lime);display:inline-block;margin-right:8px}
.mk-panel-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:13px;color:rgba(255,255,255,.66)}
.mk-panel-row:last-child{border-bottom:0;padding-bottom:0}
.mk-panel-row b{display:block;font-size:15px;font-weight:700;color:#fff;margin-bottom:2px}
.mk-panel-num{font-family:ui-monospace,"SFMono-Regular",Consolas,monospace;font-size:20px;font-weight:700;color:var(--mk-lime)}

/* ---------- 数据卡组 ---------- */
.mk-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.mk-stat{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-card);transition:transform .2s var(--ease),border-color .2s var(--ease)}
.mk-stat:hover{transform:translateY(-4px);border-color:var(--mk-primary)}
.mk-stat-num{font-family:ui-monospace,"SFMono-Regular",Consolas,monospace;font-size:clamp(28px,4vw,40px);font-weight:700;line-height:1;color:var(--mk-primary)}
.mk-stat-num small{font-size:15px;margin-left:4px;color:var(--mk-ink)}
.mk-stat-label{margin-top:12px;font-weight:700;font-size:15px}
.mk-stat-desc{margin-top:6px;font-size:13px;color:var(--mk-muted);line-height:1.75}

/* ---------- Bento 网格 ---------- */
.mk-bento{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.mk-bento-item{position:relative;background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-card);transition:transform .2s var(--ease),border-color .2s var(--ease)}
.mk-bento-item:hover{transform:translateY(-4px);border-color:var(--mk-primary)}
.mk-bento-large{grid-column:span 2;grid-row:span 2;padding:0;overflow:hidden;background:var(--mk-ink)}
.mk-bento-large img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.6}
.mk-bento-large::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,14,19,.15) 20%,rgba(11,14,19,.92) 100%)}
.mk-bento-large .mk-tag{position:absolute;top:18px;left:18px;z-index:3}
.mk-bento-body{position:relative;z-index:2;padding:26px;display:flex;flex-direction:column;justify-content:flex-end;height:100%;min-height:320px;color:#fff}
.mk-bento-body h3{font-size:clamp(19px,2.4vw,24px);font-weight:800;color:#fff}
.mk-bento-body p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.78);max-width:440px}
.mk-bento-icon{width:46px;height:46px;border-radius:12px;background:var(--mk-second);color:#fff;display:grid;place-items:center;font-size:18px;margin-bottom:16px}
.mk-bento-item h3{font-size:17px;font-weight:700}
.mk-bento-item p{margin-top:8px;font-size:14px;color:var(--mk-muted);line-height:1.8}
.mk-bento-corner{position:absolute;top:16px;right:16px}

/* ---------- 要点序号卡 ---------- */
.mk-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px}
.mk-point{position:relative;overflow:hidden;background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:26px;box-shadow:var(--sh-card);transition:transform .2s var(--ease),border-color .2s var(--ease)}
.mk-point:hover{transform:translateY(-4px);border-color:var(--mk-primary)}
.mk-point .idx{font-family:ui-monospace,"SFMono-Regular",Consolas,monospace;font-size:40px;font-weight:700;color:rgba(11,14,19,.12);line-height:1}
.mk-point h3{margin-top:10px;font-size:18px;font-weight:700}
.mk-point p{margin-top:10px;font-size:14px;color:var(--mk-muted);line-height:1.85}

/* ---------- 字段清单 ---------- */
.mk-split{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);gap:clamp(20px,3vw,32px);align-items:start}
.mk-checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.mk-check{display:flex;gap:12px;align-items:flex-start;background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);padding:16px 18px;font-size:15px;transition:border-color .2s var(--ease),transform .2s var(--ease)}
.mk-check:hover{border-color:var(--mk-primary);transform:translateY(-2px)}
.mk-check i{color:var(--mk-primary);font-size:15px;margin-top:5px}
.mk-check b{display:block;font-weight:700;font-size:15px}
.mk-check span{display:block;font-size:13px;color:var(--mk-muted);line-height:1.7;margin-top:2px}
.mk-aside{background:var(--mk-ink);color:#fff;border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-hard)}
.mk-aside h3{font-size:18px;font-weight:800}
.mk-aside ul{list-style:none;margin:16px 0 0;padding:0}
.mk-aside li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.76);padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);line-height:1.75}
.mk-aside li:last-child{border-bottom:0;padding-bottom:0}
.mk-aside li i{color:var(--mk-lime);margin-top:5px;font-size:13px}

/* ---------- FAQ ---------- */
.mk-faq{max-width:800px;margin:0 auto}
.mk-faq .accordion-item{background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md)!important;margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-card)}
.mk-faq .accordion-button{background:var(--mk-surface);color:var(--mk-ink);font-size:16px;font-weight:700;padding:18px 20px;box-shadow:none!important;position:relative;padding-left:22px}
.mk-faq .accordion-button::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;background:var(--mk-line);transition:background-color .2s var(--ease)}
.mk-faq .accordion-button:not(.collapsed){color:var(--mk-ink)}
.mk-faq .accordion-button:not(.collapsed)::before{background:var(--mk-primary)}
.mk-faq .accordion-button::after{display:none}
.mk-faq .accordion-button .mk-plus{margin-left:auto;position:relative;width:16px;height:16px;flex:0 0 16px;transition:transform .2s var(--ease)}
.mk-faq .accordion-button .mk-plus::before,
.mk-faq .accordion-button .mk-plus::after{content:"";position:absolute;background:var(--mk-ink);border-radius:2px}
.mk-faq .accordion-button .mk-plus::before{left:0;right:0;top:7px;height:2px}
.mk-faq .accordion-button .mk-plus::after{top:0;bottom:0;left:7px;width:2px}
.mk-faq .accordion-button:not(.collapsed) .mk-plus{transform:rotate(45deg)}
.mk-faq .accordion-button:focus{outline:2px solid var(--mk-ink);outline-offset:-2px}
.mk-faq .accordion-body{padding:0 20px 18px 22px;font-size:15px;color:var(--mk-muted);line-height:1.85;border-top:1px solid var(--mk-line);padding-top:14px}

/* ---------- CTA ---------- */
.mk-cta{position:relative;border-radius:24px;overflow:hidden;background:var(--mk-primary);color:var(--mk-primary-ink)}
.mk-cta::after{content:"";position:absolute;top:0;right:-8%;width:52%;height:100%;background:var(--mk-ink);clip-path:polygon(18% 0,100% 0,100% 100%,0 100%);opacity:.96}
.mk-cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:26px;padding:clamp(28px,4.4vw,52px)}
.mk-cta h2{font-size:clamp(22px,3vw,32px);font-weight:800;line-height:1.25;max-width:620px}
.mk-cta p{margin-top:10px;font-size:15px;max-width:560px;color:rgba(11,14,19,.78)}
.mk-cta .mk-btn{background:var(--mk-ink);color:#fff;flex:0 0 auto}
.mk-cta .mk-btn:hover{background:#000;box-shadow:0 0 0 3px rgba(11,14,19,.18)}

/* ---------- 移动端底部 CTA ---------- */
.mk-mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:1040;background:var(--mk-primary);padding:10px 16px;display:none;transform:translateY(120%);transition:transform .25s var(--ease)}
.mk-mobile-bar.is-show{transform:translateY(0)}
.mk-mobile-bar a{display:flex;align-items:center;justify-content:center;height:44px;border-radius:var(--r-pill);background:var(--mk-ink);color:#fff;font-weight:700;font-size:15px}

/* ---------- 页脚 ---------- */
.mk-footer{position:relative;background:var(--mk-ink);color:rgba(255,255,255,.72);margin-top:clamp(40px,6vw,80px)}
.mk-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime))}
.mk-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(20px,3vw,40px);padding:clamp(40px,6vw,68px) 0 36px}
.mk-footer .mk-brand{margin-bottom:14px}
.mk-footer-desc{font-size:13px;line-height:1.85;color:rgba(255,255,255,.6);max-width:320px}
.mk-social{display:flex;gap:10px;margin-top:18px}
.mk-social a{width:40px;height:40px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);display:grid;place-items:center;color:#fff;font-size:15px}
.mk-social a:hover{background:var(--mk-primary);color:var(--mk-primary-ink)}
.mk-footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.mk-footer-col ul{list-style:none;margin:0;padding:0}
.mk-footer-col li{margin-bottom:10px}
.mk-footer-col a{font-size:14px;color:rgba(255,255,255,.72)}
.mk-footer-col a:hover{color:var(--mk-primary)}
.mk-footer-col p{font-size:13px;line-height:1.9;color:rgba(255,255,255,.6)}
.mk-footer-quick{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.mk-footer-quick a{display:flex;align-items:center;gap:7px;padding:8px 10px;border-radius:var(--r-sm);background:rgba(255,255,255,.08);font-size:13px;color:rgba(255,255,255,.82)}
.mk-footer-quick a:hover{background:rgba(255,255,255,.16);color:#fff}
.mk-footer-quick i{font-size:12px;color:var(--mk-lime)}
.mk-footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;border-top:1px solid rgba(255,255,255,.08);padding:20px 0 26px;font-size:13px;color:rgba(255,255,255,.5)}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .mk-nav-item{font-size:13px;padding:8px 10px;gap:5px}
  .mk-brand{font-size:16px}
}
@media (max-width:991.98px){
  .mk-nav-links{display:none}
  .mk-burger{display:grid}
  .mk-nav-cta{display:none}
  .mk-hero-inner{grid-template-columns:1fr}
  .mk-bento{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mk-bento-large{grid-column:span 2;grid-row:auto}
  .mk-bento-body{min-height:280px}
  .mk-points{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mk-split{grid-template-columns:1fr}
  .mk-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mk-mobile-bar{display:block}
  body{padding-bottom:64px}
}
@media (max-width:767.98px){
  .mk-stats{grid-template-columns:1fr}
  .mk-checklist{grid-template-columns:1fr}
  .mk-cta::after{display:none}
  .mk-cta-inner{flex-direction:column;align-items:flex-start}
  .mk-cta .mk-btn{width:100%}
  .mk-footer-grid{grid-template-columns:1fr}
  .mk-drawer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:575.98px){
  .mk-bento{grid-template-columns:1fr}
  .mk-bento-large{grid-column:span 1}
  .mk-points{grid-template-columns:1fr}
  .mk-hero h1{margin-top:14px}
  .mk-hero-actions .mk-btn{width:100%}
  .mk-footer-quick{grid-template-columns:1fr}
  .mk-hero,.mk-cta{border-radius:18px}
}
@media (max-width:420px){
  body{font-size:15px}
  .mk-section-head{margin-bottom:22px}
  .mk-bento-item,.mk-point,.mk-stat{padding:18px}
  .mk-faq .accordion-button{font-size:15px;padding:16px 16px 16px 18px}
  .mk-faq .accordion-body{padding:12px 16px 16px 18px}
  .mk-eyebrow{font-size:11px}
}

/* roulang page: category4 */
:root{
  --mk-ink:#0B0E13;
  --mk-ink-2:#151A21;
  --mk-paper:#F5F6F3;
  --mk-surface:#FFFFFF;
  --mk-primary:#FF5A1E;
  --mk-primary-ink:#0B0E13;
  --mk-second:#0F3B36;
  --mk-lime:#C8F53C;
  --mk-line:#E3E6E0;
  --mk-muted:#6B7280;
  --mk-danger:#E5484D;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-hard:8px 8px 0 rgba(11,14,19,.08);
  --sh-card:0 2px 0 rgba(11,14,19,.06), 0 12px 24px -18px rgba(11,14,19,.35);
  --ease:200ms cubic-bezier(.2,.8,.2,1);
  --bs-primary:#FF5A1E;
  --bs-body-bg:#F5F6F3;
  --bs-body-color:#0B0E13;
  --bs-border-radius:14px;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --bs-link-color:#0B0E13;
  --bs-link-hover-color:#FF5A1E;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  color:var(--mk-ink);
  background:var(--mk-paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--mk-ink);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease)}
a:hover{color:var(--mk-primary)}
button,input,select,textarea{font:inherit}
button{border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--mk-primary);outline-offset:2px}
.mk-container{width:100%;max-width:1200px;margin:0 auto;padding-left:clamp(16px,4vw,32px);padding-right:clamp(16px,4vw,32px)}
.mk-mono{font-family:ui-monospace,"SFMono-Regular",Consolas,monospace;font-variant-numeric:tabular-nums}

/* ============ 导航 ============ */
.mk-header{position:sticky;top:0;z-index:1030;padding-top:16px;transition:box-shadow var(--ease)}
.mk-header.scrolled .mk-nav{box-shadow:0 12px 28px -20px rgba(11,14,19,.6), 0 0 0 1px rgba(227,230,224,.14) inset}
.mk-nav{
  display:flex;align-items:center;gap:14px;
  background:var(--mk-ink);
  border-radius:var(--r-lg);
  padding:12px 16px;
}
.mk-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;letter-spacing:-.2px;white-space:nowrap}
.mk-brand:hover{color:#fff}
.mk-logo{width:30px;height:30px;flex:0 0 auto}
.mk-nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
.mk-nav-item{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px 9px 14px;border-radius:var(--r-sm);
  font-size:14px;color:rgba(255,255,255,.82);
  background:rgba(255,255,255,.08);
  transition:background-color var(--ease),color var(--ease);
  white-space:nowrap;
}
.mk-nav-item i{font-size:14px;opacity:.9}
.mk-nav-item:hover{background:rgba(255,255,255,.14);color:#fff}
.mk-nav-item.active{color:#fff;font-weight:700}
.mk-nav-item.active::before{
  content:"";position:absolute;left:3px;top:50%;transform:translateY(-50%);
  width:3px;height:18px;border-radius:2px;background:var(--mk-primary);
}
.mk-nav-right{display:flex;align-items:center;gap:10px}
.mk-nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--mk-primary);color:var(--mk-primary-ink);
  font-size:14px;font-weight:700;white-space:nowrap;
  transition:filter var(--ease),transform var(--ease),box-shadow var(--ease);
}
.mk-nav-cta:hover{color:var(--mk-primary-ink);filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18)}
.mk-nav-cta:active{transform:translateY(1px)}
.mk-burger{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);color:#fff;font-size:17px;
  transition:background-color var(--ease);
}
.mk-burger:hover{background:rgba(255,255,255,.16)}
.mk-drawer{display:none;margin-top:8px;background:var(--mk-ink);border-radius:var(--r-lg);padding:14px}
.mk-drawer.open{display:block}
.mk-drawer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.mk-drawer-item{
  display:flex;flex-direction:column;align-items:flex-start;gap:6px;
  padding:12px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.85);
  font-size:13px;line-height:1.4;
}
.mk-drawer-item i{font-size:16px;color:var(--mk-lime)}
.mk-drawer-item:hover{background:rgba(255,255,255,.16);color:#fff}
.mk-drawer-item.active{color:#fff;font-weight:700;box-shadow:inset 3px 0 0 var(--mk-primary)}
.mk-drawer-cta{
  display:flex;align-items:center;justify-content:center;
  margin-top:10px;height:46px;border-radius:var(--r-pill);
  background:var(--mk-primary);color:var(--mk-primary-ink);font-weight:700;font-size:14px;
}
.mk-drawer-cta:hover{color:var(--mk-primary-ink);filter:brightness(1.06)}

/* ============ 面包屑 ============ */
.mk-crumbs{margin-top:24px;font-size:14px;color:var(--mk-muted)}
.mk-crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.mk-crumbs a{color:var(--mk-muted)}
.mk-crumbs a:hover{color:var(--mk-primary)}
.mk-crumbs .sep{color:#B9BEB6}
.mk-crumbs .current{color:var(--mk-ink);font-weight:700}

/* ============ 通用排版 ============ */
.mk-section{padding:clamp(56px,8vw,112px) 0}
.mk-section--tight{padding:clamp(40px,5vw,72px) 0}
.mk-section--ink{background:var(--mk-ink);color:#fff}
.mk-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:4px 10px;border-radius:var(--r-pill);
  background:var(--mk-lime);color:var(--mk-ink);
  font-size:12px;font-weight:700;letter-spacing:.2px;
}
.mk-h1{font-size:clamp(30px,5vw,54px);font-weight:900;line-height:1.12;letter-spacing:-.5px}
.mk-h2{position:relative;padding-left:16px;font-size:clamp(24px,3.4vw,36px);font-weight:800;line-height:1.2;letter-spacing:-.3px}
.mk-h2::before{content:"";position:absolute;left:0;top:.16em;width:6px;height:.86em;border-radius:3px;background:var(--mk-primary)}
.mk-h3{font-size:19px;font-weight:700;line-height:1.4}
.mk-sub{font-size:14px;color:var(--mk-muted);line-height:1.7}
.mk-lead{font-size:17px;line-height:1.9;color:#3A414B}
.mk-section--ink .mk-sub{color:rgba(255,255,255,.66)}
.mk-section--ink .mk-lead{color:rgba(255,255,255,.8)}
.mk-sec-head{margin-bottom:clamp(28px,4vw,48px);max-width:760px}
.mk-sec-head .mk-h2{margin-bottom:14px}

/* ============ 按钮 ============ */
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  transition:filter var(--ease),transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease);
}
.mk-btn-primary{background:var(--mk-primary);color:var(--mk-primary-ink)}
.mk-btn-primary:hover{color:var(--mk-primary-ink);filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 3px rgba(255,90,30,.18)}
.mk-btn-primary:active{transform:translateY(1px)}
.mk-btn-ghost{background:transparent;color:var(--mk-ink);border:1.5px solid rgba(11,14,19,.28)}
.mk-btn-ghost:hover{background:var(--mk-second);border-color:var(--mk-second);color:#fff;transform:translateY(-2px)}
.mk-btn-ink{background:var(--mk-ink);color:#fff}
.mk-btn-ink:hover{color:#fff;filter:brightness(1.15);transform:translateY(-2px)}
.mk-link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--mk-primary);
  border-bottom:1px solid rgba(255,90,30,.5);padding-bottom:2px;
}
.mk-link-more:hover{color:var(--mk-primary);border-bottom-width:2px}

/* ============ Hero ============ */
.mk-hero{padding:clamp(28px,4vw,44px) 0 clamp(48px,7vw,88px)}
.mk-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,56px);align-items:center}
.mk-hero-copy .mk-eyebrow{margin-bottom:18px}
.mk-hero-copy .mk-h1{margin-bottom:18px}
.mk-hero-copy .mk-lead{margin-bottom:14px;max-width:600px}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.mk-hero-figure{position:relative}
.mk-hero-figure img{
  width:100%;aspect-ratio:16/11;object-fit:cover;
  border-radius:var(--r-lg);border:1px solid var(--mk-line);
  box-shadow:var(--sh-hard);
}
.mk-hero-tag{
  position:absolute;left:16px;top:16px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--mk-lime);color:var(--mk-ink);
  font-size:12px;font-weight:700;
}
.mk-hero-note{
  margin-top:14px;font-size:13px;color:var(--mk-muted);
  display:flex;align-items:center;gap:8px;
}
.mk-hero-note i{color:var(--mk-second)}

/* ============ 数据卡 ============ */
.mk-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mk-stat{
  background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);
  padding:24px;min-height:150px;display:flex;flex-direction:column;justify-content:space-between;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.mk-stat:hover{transform:translateY(-4px);border-color:var(--mk-primary);box-shadow:var(--sh-card)}
.mk-stat-num{font-family:ui-monospace,"SFMono-Regular",Consolas,monospace;font-size:34px;font-weight:800;line-height:1;color:var(--mk-primary);letter-spacing:-1px}
.mk-stat-label{margin-top:8px;font-size:15px;font-weight:700}
.mk-stat-desc{margin-top:6px;font-size:13px;line-height:1.6;color:var(--mk-muted)}

/* ============ 双列清单 ============ */
.mk-check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.mk-check-card{
  background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);
  padding:clamp(20px,3vw,30px);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.mk-check-card:hover{transform:translateY(-4px);border-color:var(--mk-primary);box-shadow:var(--sh-card)}
.mk-check-card .mk-h3{margin-bottom:6px}
.mk-check-card .mk-sub{margin-bottom:20px}
.mk-check-list{display:flex;flex-direction:column;gap:4px}
.mk-check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-top:1px solid var(--mk-line);
  font-size:15px;line-height:1.75;color:#333A44;
}
.mk-check-list li:first-child{border-top:0}
.mk-check-icon{
  flex:0 0 auto;display:flex;align-items:center;justify-content:center;
  width:24px;height:24px;border-radius:7px;background:var(--mk-second);
  color:#fff;font-size:11px;margin-top:3px;
}
.mk-check-card--alt .mk-check-icon{background:var(--mk-primary);color:var(--mk-primary-ink)}

/* ============ 对比表 ============ */
.mk-table-wrap{
  background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);
  overflow:hidden;
}
.mk-table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.mk-table{width:100%;min-width:660px;border-collapse:collapse;font-size:15px}
.mk-table thead th{
  background:var(--mk-ink);color:#fff;font-size:14px;font-weight:700;
  text-align:left;padding:15px 20px;border:0;white-space:nowrap;
}
.mk-table tbody td{padding:15px 20px;border:0;border-top:1px solid var(--mk-line);line-height:1.7;vertical-align:top;color:#333A44}
.mk-table tbody tr:nth-child(even){background:var(--mk-paper)}
.mk-table tbody td:first-child{font-weight:700;color:var(--mk-ink);white-space:nowrap}
.mk-table tbody tr:hover td{background:#FBFCF8}

/* ============ 要点卡 ============ */
.mk-point-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.mk-point{
  background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);
  padding:24px;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.mk-point:hover{transform:translateY(-4px);border-color:var(--mk-primary);box-shadow:var(--sh-card)}
.mk-point-icon{
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:var(--mk-second);color:#fff;font-size:17px;margin-bottom:16px;
}
.mk-point .mk-h3{font-size:17px;margin-bottom:8px}
.mk-point p{font-size:14px;line-height:1.75;color:var(--mk-muted)}

/* ============ FAQ ============ */
.mk-faq{max-width:820px;margin:0 auto}
.mk-faq .accordion-item{
  background:var(--mk-surface);border:1px solid var(--mk-line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;
}
.mk-faq .accordion-button{
  display:flex;align-items:center;gap:12px;width:100%;
  padding:18px 20px;font-size:16px;font-weight:700;color:var(--mk-ink);
  background:var(--mk-surface);box-shadow:none;border:0;
}
.mk-faq .accordion-button::before{
  content:"";flex:0 0 auto;width:3px;height:18px;border-radius:2px;
  background:var(--mk-line);transition:background-color var(--ease);
}
.mk-faq .accordion-button:not(.collapsed)::before{background:var(--mk-primary)}
.mk-faq .accordion-button::after{
  content:"";flex:0 0 auto;margin-left:auto;width:14px;height:14px;
  background:
    linear-gradient(var(--mk-ink),var(--mk-ink)) center/14px 2px no-repeat,
    linear-gradient(var(--mk-ink),var(--mk-ink)) center/2px 14px no-repeat;
  transition:transform var(--ease);
}
.mk-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.mk-faq .accordion-button:focus{box-shadow:none;border-color:var(--mk-line)}
.mk-faq .accordion-button:not(.collapsed){background:#FBFCF8;color:var(--mk-ink)}
.mk-faq .accordion-body{padding:4px 20px 22px 35px;font-size:15px;line-height:1.85;color:var(--mk-muted)}
.mk-faq .accordion-collapse{border:0}

/* ============ CTA ============ */
.mk-cta{position:relative;background:var(--mk-primary);overflow:hidden;padding:clamp(40px,5.5vw,72px) 0}
.mk-cta::after{
  content:"";position:absolute;inset:0;background:var(--mk-ink);
  clip-path:polygon(62% 0,100% 0,100% 100%,46% 100%);
}
.mk-cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.mk-cta-title{font-size:clamp(22px,3vw,32px);font-weight:900;line-height:1.25;color:var(--mk-ink);max-width:560px}
.mk-cta-text{margin-top:10px;font-size:15px;line-height:1.7;color:rgba(11,14,19,.72);max-width:560px}

/* ============ 页脚 ============ */
.mk-footer{position:relative;background:var(--mk-ink);color:rgba(255,255,255,.72);padding:clamp(48px,6vw,80px) 0 0}
.mk-footer::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--mk-primary),var(--mk-lime))}
.mk-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:clamp(24px,3vw,48px)}
.mk-footer .mk-brand{color:#fff;font-size:17px}
.mk-footer-desc{margin-top:16px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.6);max-width:320px}
.mk-social{display:flex;gap:10px;margin-top:20px}
.mk-social a{
  display:flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;
  background:rgba(255,255,255,.08);color:#fff;font-size:15px;
  transition:background-color var(--ease),transform var(--ease);
}
.mk-social a:hover{background:var(--mk-primary);color:var(--mk-primary-ink);transform:translateY(-2px)}
.mk-footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.mk-footer-col p{font-size:13px;line-height:1.85;color:rgba(255,255,255,.6)}
.mk-footer-col ul{display:flex;flex-direction:column;gap:10px}
.mk-footer-col ul a{font-size:14px;color:rgba(255,255,255,.66)}
.mk-footer-col ul a:hover{color:var(--mk-primary)}
.mk-footer-quick{display:grid;grid-template-columns:1fr;gap:8px}
.mk-footer-quick a{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 12px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.82);font-size:13px;
  transition:background-color var(--ease),color var(--ease);
}
.mk-footer-quick a i{font-size:13px;color:var(--mk-lime)}
.mk-footer-quick a:hover{background:rgba(255,255,255,.16);color:#fff}
.mk-footer-bottom{
  margin-top:clamp(32px,4vw,56px);padding:22px 0 28px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:rgba(255,255,255,.48);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .mk-point-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .mk-nav-links,.mk-nav-cta{display:none}
  .mk-burger{display:flex}
  .mk-hero-grid{grid-template-columns:1fr;gap:32px}
  .mk-hero-figure{order:-1}
  .mk-footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767.98px){
  body{font-size:15.5px}
  .mk-stats{grid-template-columns:repeat(2,1fr)}
  .mk-check-grid{grid-template-columns:1fr}
  .mk-point-grid{grid-template-columns:1fr}
  .mk-cta::after{clip-path:polygon(0 62%,100% 88%,100% 100%,0 100%)}
  .mk-cta-inner{flex-direction:column;align-items:flex-start}
  .mk-faq .accordion-body{padding-left:20px}
}
@media (max-width:575.98px){
  .mk-stats{grid-template-columns:1fr}
  .mk-footer-grid{grid-template-columns:1fr}
  .mk-hero-actions .mk-btn{width:100%}
  .mk-header{padding-top:10px}
  .mk-nav{padding:10px 12px;gap:10px}
  .mk-brand{font-size:15.5px}
}
@media (max-width:419.98px){
  .mk-h1{font-size:27px}
  .mk-stat{padding:18px}
  .mk-point{padding:18px}
  .mk-check-card{padding:18px}
  .mk-btn{width:100%}
}