/* ============================================================
   zhengzhou-seo.css · 郑州SEO优化区域页
   Hero 骨架：H10 双色块
   母题落位：hero 竖线切割；误区区横线切割；要点区竖线切割
   ============================================================ */

/* ---------- 1. Hero（H10 双色块） ---------- */
.zzs-hero{padding:0;position:relative}
.zzs-hero-vline{top:0;bottom:0;left:50%;opacity:.3}
.zzs-hero-in{
  display:grid;grid-template-columns:1.2fr 1fr;align-items:stretch;position:relative;z-index:2;
}
.zzs-hero-a{background:var(--blue);padding:56px 44px}
.zzs-hero-b{background:var(--green);padding:56px 30px;position:relative}
.zzs-hero-a .badge{background:#fff;margin-bottom:16px}
.zzs-hero-a h1{margin-bottom:14px;font-weight:800}
.zzs-hero-a p{color:var(--ink);font-size:15.5px;margin-bottom:22px;max-width:440px}
.zzs-hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.zzs-hero-b .photo{width:100%;aspect-ratio:16/9;object-fit:cover}
.zzs-hero-flag{
  position:absolute;left:16px;bottom:48px;background:var(--yellow);
  padding:8px 16px;border-radius:999px;font-weight:800;font-size:13px;
  border:2px solid #fff;box-shadow:var(--shadow-sm);
}

/* ---------- 2. 误区（错位三卡） ---------- */
.zzs-wrong-sec{position:relative}
.zzs-wrong-xline{top:80px;opacity:.4}
.zzs-wrong{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;z-index:2}
.zzs-wrong-item{
  background:#fff;border:2px solid var(--line);border-radius:var(--r-lg);
  padding:30px 26px;box-shadow:var(--shadow-sm);border-top:5px solid #C0564E;
}
.zzs-wrong-down{margin-top:32px;border-top-color:var(--yellow-deep)}
.zzs-wrong-item:nth-child(3){border-top-color:var(--blue)}
.zzs-wrong-item b{
  display:inline-block;background:#C0564E;color:#fff;border-radius:999px;
  padding:4px 12px;font-size:12.5px;margin-bottom:12px;
}
.zzs-wrong-down b{background:var(--yellow-deep);color:var(--ink)}
.zzs-wrong-item:nth-child(3) b{background:var(--blue)}
.zzs-wrong-item h3{font-size:18px;margin-bottom:10px}
.zzs-wrong-item p{color:var(--muted);font-size:14px}

/* ---------- 3. 要点图文错位 ---------- */
.zzs-point-sec{position:relative;background:var(--bg)}
.zzs-point-vline{top:0;bottom:0;left:50%;opacity:.18}
.zzs-point{display:grid;grid-template-columns:1.2fr 1fr;gap:44px;align-items:center;position:relative;z-index:2}
.zzs-point-text h2{font-size:24px;margin:8px 0 16px}
.zzs-point-list li{
  padding:12px 0 12px 26px;position:relative;border-bottom:1px dashed var(--line);font-size:14.5px;
}
.zzs-point-list li::before{
  content:"";position:absolute;left:0;top:19px;width:12px;height:12px;border-radius:50%;background:var(--green-deep);
}
.zzs-point-list b{color:var(--blue-ink)}
.zzs-point-img{position:relative}
.zzs-point-sticker{
  position:absolute;right:-10px;bottom:-14px;background:var(--blue);color:var(--ink);
  padding:9px 18px;border-radius:999px;font-weight:800;font-size:13px;
  border:2px solid #fff;box-shadow:var(--shadow-sm);
}

/* ---------- 4. 流程阶梯 ---------- */
.zzs-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.zzs-flow-step{
  background:#fff;border:2px solid var(--line);border-radius:var(--r-lg);
  padding:26px 20px;box-shadow:var(--shadow-sm);text-align:center;
}
.zzs-flow-up{margin-top:30px}
.zzs-flow-step b{
  display:inline-flex;width:42px;height:42px;border-radius:50%;background:var(--bg);
  color:var(--blue-ink);font-weight:800;align-items:center;justify-content:center;margin-bottom:12px;
}
.zzs-flow-step h3{font-size:16px;margin-bottom:8px}
.zzs-flow-step p{font-size:13px;color:var(--muted)}

/* ---------- 5. 案例卡 ---------- */
.zzs-cases{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.zzs-case{
  background:#fff;border:2px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);display:block;
}
.zzs-case img{width:100%;aspect-ratio:16/9;object-fit:cover}
.zzs-case b{display:block;padding:14px 16px 4px;font-size:15.5px}
.zzs-case span{display:block;padding:0 16px 16px;font-size:13px;color:var(--muted)}
.zzs-case-more{margin-top:22px;text-align:center;font-weight:700}

/* ---------- 6. FAQ ---------- */
.zzs-faq-list{max-width:860px;margin:0 auto;display:grid;gap:14px}
.zzs-q{background:#fff;border:2px solid var(--line);border-radius:var(--r-md);padding:18px 22px}
.zzs-q summary{font-weight:700;cursor:pointer;list-style:none}
.zzs-q summary::-webkit-details-marker{display:none}
.zzs-q summary::after{content:"+";float:right;color:var(--blue-deep)}
.zzs-q p{margin-top:10px;color:var(--muted);font-size:14px}
.zzs-q p a{text-decoration:underline}

/* ---------- 7. CTA ---------- */
.zzs-cta{
  text-align:center;background:linear-gradient(120deg,var(--blue-ink),#3A7DA6);
  border-radius:var(--r-lg);padding:48px 30px;color:#fff;position:relative;overflow:hidden;
}
.zzs-cta::before{content:"";position:absolute;width:170px;height:170px;border-radius:50%;background:var(--green);opacity:.22;bottom:-80px;right:-60px}
.zzs-cta h2{color:#fff;margin-bottom:8px}
.zzs-cta h2 em{font-style:normal;color:var(--yellow)}
.zzs-cta p{color:#D6E9F4;margin-bottom:22px}
.zzs-cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:16px}
.zzs-cta-tel{display:flex;gap:26px;justify-content:center;font-size:14px;color:#D6E9F4}
.zzs-cta-tel span{color:#B6D6E6;margin-right:6px}
.zzs-cta-tel a{color:#fff;font-weight:700}

/* ---------- 移动端 ---------- */
@media (max-width:960px){
  .zzs-hero-in{grid-template-columns:1fr;margin-top:0}
  .zzs-hero-a{padding:44px 26px}
  .zzs-hero-b{padding:26px}
  .zzs-wrong{grid-template-columns:1fr}
  .zzs-wrong-down{margin-top:0}
  .zzs-point{grid-template-columns:1fr}
  .zzs-flow{grid-template-columns:1fr 1fr}
  .zzs-flow-up{margin-top:0}
  .zzs-cases{grid-template-columns:1fr}
}

/* ===== 补充模块：本地SEO（十字分割装饰） ===== */
.xt-sec{position:relative;overflow:hidden;}
.xt-xline{position:absolute;top:42px;left:0;right:0;height:2px;background:var(--blue);opacity:.22;}
.xt-vline{position:absolute;top:70px;bottom:70px;right:36px;width:2px;background:var(--blue);opacity:.22;}
.xt-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px;}
.xt-card{background:#fff;border:1px solid #e4edf4;border-radius:12px;padding:26px 22px;}
.xt-card h3{font-size:17px;margin-bottom:10px;}
.xt-card p{color:#60748a;font-size:14px;line-height:1.85;}
.xt-foot{margin-top:24px;color:#60748a;font-size:15px;line-height:1.9;max-width:820px;}
@media (max-width:992px){.xt-cols{grid-template-columns:1fr;}}