/* ============================================================
   page-solution-shangmao.css — 商贸零售解决方案页（SKU货架风）
   命名空间：body.page-solution-shangmao
   签名视觉：客流痛点卡 / 货架SKU排面 / 会员阶梯 / 实施路径
   ============================================================ */

/* ---------- Hero ---------- */
body.page-solution-shangmao .shelf-hero{padding-bottom:88px}
body.page-solution-shangmao .hero-hotline{margin-top:14px;font-size:13.5px;color:var(--c-muted)}

/* ---------- 痛点"客流"卡片 ---------- */
body.page-solution-shangmao .traf-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
body.page-solution-shangmao .traf-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-md);
  padding:26px 22px 22px;box-shadow:var(--shadow-card);
  border-top:4px solid var(--c-pink-300);transition:transform .3s var(--ease);
}
body.page-solution-shangmao .traf-card:hover{transform:translateY(-4px)}
body.page-solution-shangmao .traf-tag{
  display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.12em;
  color:var(--c-pink-400);background:var(--c-bg-pink);
  padding:4px 12px;border-radius:999px;margin-bottom:14px;
}
body.page-solution-shangmao .traf-card h3{font-size:18px;margin-bottom:8px}
body.page-solution-shangmao .traf-card p{font-size:14px}

/* ---------- 货架 SKU 分区 ---------- */
body.page-solution-shangmao .shelf-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
body.page-solution-shangmao .shelf-zone{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-md);
  overflow:hidden;box-shadow:var(--shadow-card);transition:transform .3s var(--ease);
}
body.page-solution-shangmao .shelf-zone:hover{transform:translateY(-4px)}
/* 货架排面标签条：模拟价签条 */
body.page-solution-shangmao .shelf-strip{
  display:flex;justify-content:space-between;align-items:center;
  background:var(--grad-dark);color:#E9DDF0;padding:10px 16px;
}
body.page-solution-shangmao .sku-no{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--c-pink-200)}
body.page-solution-shangmao .sku-cat{font-size:12.5px;color:#C9BBD3}
body.page-solution-shangmao .shelf-zone h3{font-size:18px;margin:18px 18px 8px}
body.page-solution-shangmao .shelf-zone p{font-size:14px;padding:0 18px 20px}

/* ---------- 会员体系阶梯 ---------- */
body.page-solution-shangmao .member-wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:start}
body.page-solution-shangmao .member-text p{margin-top:16px}
body.page-solution-shangmao .member-text img{margin-top:26px;border-radius:var(--radius-md);box-shadow:var(--shadow-card)}
body.page-solution-shangmao .ladder-list{list-style:none;display:flex;flex-direction:column;gap:14px}
/* 阶梯层：宽度递增，模拟会员升级台阶 */
body.page-solution-shangmao .ladder-list li{
  background:#fff;border:1px solid var(--c-line);border-left:5px solid var(--c-pink-300);
  border-radius:var(--radius-md);padding:18px 22px;box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease);
}
body.page-solution-shangmao .ladder-list li:nth-child(2){margin-left:16px;border-left-color:var(--c-purple-300)}
body.page-solution-shangmao .ladder-list li:nth-child(3){margin-left:32px;border-left-color:var(--c-purple-400)}
body.page-solution-shangmao .ladder-list li:nth-child(4){margin-left:48px;border-left-color:var(--grad-main)}
body.page-solution-shangmao .ladder-list li:hover{transform:translateX(6px)}
body.page-solution-shangmao .ladder-tag{
  display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.12em;
  color:var(--c-purple-400);margin-bottom:6px;
}
body.page-solution-shangmao .ladder-list h3{font-size:16.5px;margin-bottom:4px}
body.page-solution-shangmao .ladder-list p{font-size:14px}

/* ---------- SKU 模块横滑卡片 ---------- */
body.page-solution-shangmao .sku-card{
  width:272px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--radius-md);padding:24px 22px;box-shadow:var(--shadow-card);
}
body.page-solution-shangmao .sku-m-no{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--c-pink-400)}
body.page-solution-shangmao .sku-card h3{font-size:17px;margin:10px 0 8px}
body.page-solution-shangmao .sku-card p{font-size:14px}

/* ---------- 实施路径 ---------- */
body.page-solution-shangmao .rack-track{
  list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
body.page-solution-shangmao .rack-track li{
  position:relative;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--radius-md);padding:26px 22px;box-shadow:var(--shadow-card);
}
body.page-solution-shangmao .rack-track li:not(:last-child)::after{
  content:"";position:absolute;right:-20px;top:50%;width:20px;border-top:2px dashed var(--c-pink-300);
}
body.page-solution-shangmao .rack-day{
  display:inline-block;font-size:12.5px;font-weight:800;color:#fff;
  background:var(--grad-main);padding:4px 14px;border-radius:999px;margin-bottom:14px;
}
body.page-solution-shangmao .rack-track h3{font-size:18px;margin-bottom:8px}
body.page-solution-shangmao .rack-track p{font-size:14px}

/* ---------- 价值收益数据条 ---------- */
body.page-solution-shangmao .data-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:var(--grad-dark);border-radius:var(--radius-lg);overflow:hidden;
}
body.page-solution-shangmao .data-cell{
  padding:34px 20px;text-align:center;border-right:1px dashed rgba(255,255,255,.14);
}
body.page-solution-shangmao .data-cell:last-child{border-right:0}
body.page-solution-shangmao .data-cell strong{
  display:block;font-size:clamp(26px,3vw,38px);font-weight:800;
  background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;
}
body.page-solution-shangmao .data-cell span{font-size:13.5px;color:#C9BBD3}

/* ---------- 相关方案延伸 ---------- */
body.page-solution-shangmao .rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
body.page-solution-shangmao .rel-item{
  display:flex;flex-direction:column;gap:8px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--radius-md);padding:22px 24px;
  font-weight:700;color:var(--c-ink);font-size:16px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
body.page-solution-shangmao .rel-item span{font-size:13px;font-weight:500;color:var(--c-purple-400)}
body.page-solution-shangmao .rel-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-card)}

/* ---------- FAQ ---------- */
body.page-solution-shangmao .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
body.page-solution-shangmao .faq-item{
  background:var(--c-bg-soft);border:1px solid var(--c-line);
  border-radius:var(--radius-md);padding:24px 26px;
}
body.page-solution-shangmao .faq-item h3{font-size:16.5px;margin-bottom:10px;color:var(--c-ink)}
body.page-solution-shangmao .faq-item p{font-size:14.5px}

/* ---------- 底部 CTA ---------- */
body.page-solution-shangmao .cta-box{
  background:var(--grad-soft);border:1px solid var(--c-line);border-radius:var(--radius-lg);
  padding:56px 32px;text-align:center;
}
body.page-solution-shangmao .cta-box p{max-width:640px;margin:14px auto 0}
body.page-solution-shangmao .cta-meta{justify-content:center}
body.page-solution-shangmao .cta-note{margin-top:16px;font-size:13px;color:var(--c-muted)}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  body.page-solution-shangmao .traf-grid{grid-template-columns:repeat(2,1fr)}
  body.page-solution-shangmao .shelf-grid{grid-template-columns:repeat(2,1fr)}
  body.page-solution-shangmao .member-wrap{gap:36px}
}
@media (max-width:768px){
  body.page-solution-shangmao .member-wrap{grid-template-columns:1fr;gap:32px}
  body.page-solution-shangmao .ladder-list li:nth-child(2),
  body.page-solution-shangmao .ladder-list li:nth-child(3),
  body.page-solution-shangmao .ladder-list li:nth-child(4){margin-left:0}
  body.page-solution-shangmao .rack-track{grid-template-columns:1fr 1fr;gap:16px}
  body.page-solution-shangmao .rack-track li:not(:last-child)::after{display:none}
  body.page-solution-shangmao .data-strip{grid-template-columns:repeat(2,1fr)}
  body.page-solution-shangmao .data-cell:nth-child(2n){border-right:0}
  body.page-solution-shangmao .data-cell:nth-child(-n+2){border-bottom:1px dashed rgba(255,255,255,.14)}
  body.page-solution-shangmao .rel-grid{grid-template-columns:1fr}
  body.page-solution-shangmao .faq-list{grid-template-columns:1fr}
}
@media (max-width:360px){
  body.page-solution-shangmao .traf-grid{grid-template-columns:1fr}
  body.page-solution-shangmao .shelf-grid{grid-template-columns:1fr}
  body.page-solution-shangmao .rack-track{grid-template-columns:1fr}
  body.page-solution-shangmao .data-strip{grid-template-columns:1fr 1fr}
  body.page-solution-shangmao .sku-card{width:236px}
}