/* ============================================================
   case-auto.css · 汽配企业官网案例（郑州 · 机加工）
   布局特征：图左文右背景 / 编号行痛点 / 面板式方案 / 阶梯式亮点 / 数据宫格
   ============================================================ */

/* ---------- Hero 标签 ---------- */
.ca-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.ca-hero-tags span{
  padding:6px 16px;font-size:13px;letter-spacing:2px;color:var(--gold-2);
  border:1px solid rgba(217,190,133,.45);background:rgba(217,190,133,.08);
  border-radius:30px;
}

/* ---------- 背景 图左文右 ---------- */
.ca-bg-inner{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;
}
.ca-bg-media img{border-radius:var(--radius);box-shadow:var(--shadow)}
.ca-bg-copy h2{font-size:32px;margin:12px 0 20px;letter-spacing:3px}
.ca-bg-copy p{font-size:15px;margin-bottom:14px;line-height:1.95;color:var(--ink-2)}
.ca-bg-copy p b{color:var(--ink)}

/* ---------- 痛点编号行 ---------- */
.ca-pain-list{
  max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:16px;
}
.ca-pain-item{
  display:grid;grid-template-columns:76px 1fr;gap:22px;align-items:center;
  background:var(--white);border:1px solid var(--line);border-radius:10px;
  padding:24px 28px;box-shadow:var(--shadow-soft);
  transition:transform .35s ease,border-color .35s ease;
}
.ca-pain-item:hover{transform:translateY(-4px);border-color:var(--gold-2)}
.ca-pain-num{
  font-family:var(--font-serif);font-size:36px;color:var(--gold);
  line-height:1;opacity:.85;
}
.ca-pain-item h3{font-size:17px;margin-bottom:6px}
.ca-pain-item p{font-size:14px;color:var(--gray)}

/* ---------- 方案面板 ---------- */
.ca-plan-panel{
  max-width:900px;margin:0 auto;background:var(--mist);
  border:1px solid var(--line);border-left:4px solid var(--gold);
  border-radius:8px;padding:38px 42px;
}
.ca-plan-panel p{font-size:15.5px;line-height:2;color:var(--ink-2);margin-bottom:16px}
.ca-plan-panel p:last-of-type{margin-bottom:22px}
.ca-plan-panel b{color:var(--gold-3);letter-spacing:1px}
.ca-plan-panel a{color:var(--gold-3);border-bottom:1px dashed var(--gold-2)}

/* ---------- 亮点阶梯式 ---------- */
.ca-hi{position:relative;overflow:hidden}
.ca-hi-item{
  display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;
  margin-bottom:64px;
}
.ca-hi-item:last-child{margin-bottom:0}
.ca-hi-item-flip .ca-hi-media{order:2}
.ca-hi-media img{border-radius:var(--radius);box-shadow:0 24px 60px rgba(0,0,0,.35)}
.ca-hi-step{
  display:inline-block;font-size:12px;letter-spacing:4px;color:var(--gold-2);
  border:1px solid rgba(217,190,133,.4);padding:5px 14px;border-radius:30px;margin-bottom:14px;
}
.ca-hi-body h3{font-size:22px;color:#fff;margin-bottom:12px}
.ca-hi-body p{color:#C9C6BC;font-size:14.5px;line-height:1.95}

/* ---------- 数据宫格 ---------- */
.ca-data-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.ca-data-cell{
  background:var(--white);border:1px solid var(--line);border-radius:10px;
  padding:32px 20px;text-align:center;box-shadow:var(--shadow-soft);
  transition:transform .35s ease,border-color .35s ease;
}
.ca-data-cell:hover{transform:translateY(-5px);border-color:var(--gold)}
.ca-data-cell b{
  font-family:var(--font-serif);font-size:42px;color:var(--gold-3);display:block;line-height:1;
}
.ca-data-cell b em{font-style:normal;font-size:15px;color:var(--gray)}
.ca-data-cell p{margin-top:10px;font-size:13px;color:var(--gray)}
.ca-data-note{
  margin-top:30px;text-align:center;font-size:14px;color:var(--gray);max-width:820px;
  margin-left:auto;margin-right:auto;
}
.ca-data-note a{color:var(--gold-3);border-bottom:1px dashed var(--gold-2)}

/* ---------- 评价 ---------- */
.ca-quote-inner{max-width:820px;margin:0 auto;text-align:center}
.ca-quote blockquote p{
  font-family:var(--font-serif);font-size:19px;line-height:2.15;color:var(--ink);
}
.ca-quote cite{
  display:block;margin-top:18px;font-style:normal;font-size:14px;color:var(--gray);
}

/* ---------- 更多案例 ---------- */
.ca-more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ca-more-card{
  background:var(--white);border:1px solid var(--line);border-radius:10px;overflow:hidden;
  box-shadow:var(--shadow-soft);transition:transform .35s ease,border-color .35s ease;
}
.ca-more-card:hover{transform:translateY(-6px);border-color:var(--gold)}
.ca-more-card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.ca-more-card h3{font-size:16px;padding:16px 18px 4px}
.ca-more-card p{font-size:13px;color:var(--gray);padding:0 18px 18px}

/* ---------- CTA 深色 ---------- */
.ca-cta{
  padding:80px 0;text-align:center;position:relative;overflow:hidden;
  background:
    radial-gradient(480px 260px at 80% 20%,rgba(217,190,133,.16),transparent 60%),
    linear-gradient(160deg,#2A2E35,#1C1F25);
}
.ca-cta-inner h2{font-size:28px;color:#fff;margin-bottom:14px;letter-spacing:2px}
.ca-cta-inner p{color:#C6C2B4;margin-bottom:26px}
.ca-cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.ca-cta-note{margin-top:20px;font-size:13.5px;color:#9A9EA6}

/* ---------- 响应式 ---------- */
@media (max-width:992px){
  .ca-bg-inner,.ca-hi-item{grid-template-columns:1fr;gap:32px}
  .ca-hi-item-flip .ca-hi-media{order:0}
  .ca-plan-panel{padding:28px 24px}
  .ca-data-grid{grid-template-columns:1fr 1fr}
  .ca-more-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto}
}
@media (max-width:640px){
  .ca-pain-item{grid-template-columns:1fr;gap:8px}
  .ca-data-grid{grid-template-columns:1fr}
  .ca-cta-inner h2{font-size:22px}
}