/* ============================================================
   service-marketing.css — 营销型网站页
   布局特征：深色居中 hero + 巨型电话 / CSS 漏斗 / 深色能力卡
   ============================================================ */

/* ---------- 1. Hero：深色全屏居中 ---------- */
.mk-hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;text-align:center;padding:160px 0 100px}
.mk-hero-bg{position:absolute;inset:-8% 0;background-size:cover;background-position:center}
.mk-hero-veil{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(20,20,20,.72) 0%,rgba(20,20,20,.92) 100%)}
.mk-hero-inner{position:relative;z-index:2;max-width:820px}
.mk-crumb{font-size:13px;color:#C9BFAE;margin-bottom:30px;letter-spacing:.04em}
.mk-crumb a{color:#DFC69B}
.mk-crumb a:hover{color:#fff}
.mk-crumb span{margin:0 8px;opacity:.6}
.mk-crumb em{font-style:normal;color:#fff}
.mk-hero-title{color:#fff;font-size:clamp(32px,4.8vw,58px);font-weight:900;line-height:1.2;margin-bottom:22px}
.mk-gold{background:var(--grad-coffee);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.mk-hero-sub{color:#CFC7B8;font-size:16px;line-height:1.9;margin:0 auto 34px;max-width:620px}
.mk-hero-tel{margin-bottom:34px}
.mk-hero-tel span{display:block;font-size:12px;letter-spacing:.3em;color:#9A9082;margin-bottom:6px}
.mk-hero-tel a{display:inline-block;font-size:clamp(36px,5.6vw,60px);font-weight:900;color:#fff;letter-spacing:.06em;text-decoration:underline;text-decoration-color:var(--coffee);text-decoration-thickness:3px;text-underline-offset:12px}
.mk-hero-cta{display:flex;justify-content:center;flex-wrap:wrap;gap:16px}

/* ---------- 2. 定义：描边错位图文 ---------- */
.mk-def{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:center}
.mk-def-media{position:relative}
.mk-def-media img{border-radius:var(--radius-md);box-shadow:var(--shadow-md);position:relative;z-index:1}
.mk-def-frame{position:absolute;inset:-22px 22px 22px -22px;border:2px solid var(--coffee);border-radius:var(--radius-md);z-index:0}
.mk-def-list{margin-top:30px;border-left:3px solid var(--coffee)}
.mk-def-list li{padding:14px 0 14px 22px}
.mk-def-list b{display:block;font-size:16px;margin-bottom:4px}
.mk-def-list span{font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- 3. 转化漏斗 ---------- */
.mk-funnel{max-width:760px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:14px}
.mk-f-layer{width:var(--w);background:var(--bg);border-radius:14px;padding:22px 30px;text-align:center;transition:transform .35s}
.mk-f-layer:hover{transform:scale(1.03)}
.mk-f-layer b{display:block;color:#fff;font-size:17px;margin-bottom:4px;letter-spacing:.05em}
.mk-f-layer p{color:rgba(255,255,255,.75);font-size:13px;line-height:1.7}

/* ---------- 4. 核心能力 4 列 ---------- */
.mk-ability{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.mk-ab{background:var(--ink);border-radius:var(--radius-md);padding:34px 26px;color:#E9E2D6;transition:transform .4s}
.mk-ab:hover{transform:translateY(-8px)}
.mk-ab-ic{width:52px;height:52px;border-radius:14px;background:rgba(201,168,124,.15);display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--coffee-bright)}
.mk-ab-ic svg{width:26px;height:26px}
.mk-ab h3{color:#fff;font-size:17px;margin-bottom:10px}
.mk-ab p{font-size:13px;line-height:1.85;color:#B7AE9E}

/* ---------- 5. 浅咖数据条 ---------- */
.mk-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.mk-stat b{display:block;font-size:clamp(36px,4.2vw,54px);font-weight:900;color:var(--coffee-deep);line-height:1.1}
.mk-stat span{color:var(--text-2);font-size:13px;letter-spacing:.05em;margin-top:8px;display:block}

/* ---------- 6. 场景图文卡 ---------- */
.mk-scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.mk-scene{border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);background:#fff;transition:transform .4s,box-shadow .4s}
.mk-scene:hover{transform:translateY(-8px);box-shadow:var(--shadow-md)}
.mk-scene img{height:210px;width:100%;object-fit:cover}
.mk-scene-body{padding:22px 24px 28px}
.mk-scene-body h3{font-size:18px;margin-bottom:8px}
.mk-scene-body p{font-size:13px;color:var(--text-2);line-height:1.8}
.mk-scene-more{margin-top:34px;text-align:center;font-size:14px;color:var(--text-2)}
.mk-scene-more a{color:var(--coffee-deep);font-weight:600}

/* ---------- 7. FAQ ---------- */
.mk-faq-wrap{max-width:860px}
.mk-faq{border-top:1px solid var(--line);background:#fff;border-radius:var(--radius-md);padding:0 34px;box-shadow:var(--shadow-sm)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-item:last-child{border-bottom:none}
.acc-head{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;text-align:left;font-size:16px;font-weight:700;color:var(--ink);padding:22px 4px;cursor:pointer}
.acc-arrow{width:13px;height:13px;border-right:2px solid var(--coffee-deep);border-bottom:2px solid var(--coffee-deep);transform:rotate(45deg);flex-shrink:0;transition:transform .35s;margin-top:-5px}
.acc-item.open .acc-arrow{transform:rotate(225deg)}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .45s ease}
.acc-panel p{padding:0 4px 22px;color:var(--text-2);font-size:14px;line-height:1.9}
.acc-panel a{color:var(--coffee-deep);font-weight:600}

/* ---------- 8. 深色 CTA ---------- */
.mk-cta{background:var(--grad-ink);padding:120px 0;text-align:center;position:relative;overflow:hidden}
.mk-cta::before{content:"";position:absolute;left:50%;top:0;transform:translateX(-50%);width:60%;height:1px;background:linear-gradient(90deg,transparent,var(--coffee),transparent)}
.mk-cta-inner{position:relative;z-index:2}
.mk-cta-kicker{display:block;font-size:12px;letter-spacing:.3em;color:var(--coffee-bright);margin-bottom:14px}
.mk-cta-tel{display:block;font-size:clamp(44px,7vw,80px);font-weight:900;color:#fff;letter-spacing:.05em;margin-bottom:18px}
.mk-cta-sub{color:#B7AE9E;font-size:16px;max-width:560px;margin:0 auto 34px;line-height:1.9}
.mk-cta-row{display:flex;justify-content:center;flex-wrap:wrap;gap:16px}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .mk-def{grid-template-columns:1fr;gap:44px}
  .mk-def-frame{inset:-14px 14px 14px -14px}
  .mk-ability{grid-template-columns:repeat(2,1fr)}
  .mk-scenes{grid-template-columns:1fr;max-width:560px;margin:0 auto}
  .mk-stats-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .mk-ability{grid-template-columns:1fr}
  .mk-f-layer{padding:16px 18px}
  .mk-f-layer b{font-size:15px}
  .mk-f-arrow{display:none}
  .mk-faq{padding:0 20px}
}