/* ============================================================
   case-machinery.css · 机械制造企业官网案例（南阳 · 数控机床）
   布局特征：偏移图文 / 编号行式痛点 / 树状栏目 / 斑马式亮点 / 数据四宫格
   ============================================================ */

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

/* ---------- 项目背景：偏移双栏 ---------- */
.cm-bg .container{
  display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;
}
.cm-bg-media figure{position:relative}
.cm-bg-media img{
  border-radius:var(--radius);box-shadow:var(--shadow);
  border:1px solid var(--line);
}
.cm-bg-media figcaption{
  margin-top:12px;font-size:13px;color:var(--gray);letter-spacing:1px;
  padding-left:14px;border-left:2px solid var(--gold);
}
.cm-bg-copy h2{font-size:32px;margin:12px 0 20px;letter-spacing:3px}
.cm-bg-copy p{margin-bottom:16px;font-size:15.5px}
.cm-bg-copy p b{color:var(--ink)}
.cm-bg-lead{font-size:17px!important;color:var(--ink)!important;line-height:1.9}
.cm-bg-meta{
  margin-top:26px;border-top:1px solid var(--line);
}
.cm-bg-meta li{
  display:flex;justify-content:space-between;gap:16px;
  padding:13px 2px;border-bottom:1px dashed var(--line);font-size:14.5px;
}
.cm-bg-meta li span{color:var(--gray);flex:none}
.cm-bg-meta li b{font-weight:600;color:var(--ink);text-align:right}

/* ---------- 痛点：编号行式 ---------- */
.cm-pain-list{display:flex;flex-direction:column;gap:18px;max-width:960px;margin:0 auto}
.cm-pain-list li{
  display:grid;grid-template-columns:84px 1fr;gap:24px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 30px;box-shadow:var(--shadow-soft);
  transition:transform .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.cm-pain-list li:hover{transform:translateY(-4px);border-color:var(--gold-2);box-shadow:var(--shadow)}
.cm-pain-num{
  font-family:var(--font-serif);font-size:40px;font-weight:700;line-height:1;
  color:transparent;-webkit-text-stroke:1.4px var(--gold);
}
.cm-pain-list h3{font-size:18px;margin-bottom:8px}
.cm-pain-list p{font-size:14.5px;color:var(--gray)}

/* ---------- 方案设计：双栏 ---------- */
.cm-plan-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;
}
.cm-plan-col-title{
  font-size:18px;letter-spacing:2px;margin-bottom:20px;
  padding-bottom:12px;border-bottom:1px solid var(--line);
  position:relative;
}
.cm-plan-col-title::after{
  content:"";position:absolute;left:0;bottom:-1px;width:56px;height:2px;
  background:linear-gradient(90deg,var(--gold-2),var(--gold-3));
}
.cm-plan-tree{font-size:15px;color:var(--ink-2)}
.cm-plan-tree > li{
  padding:10px 0 10px 20px;border-left:1px solid var(--line-2);position:relative;
}
.cm-plan-tree > li::before{
  content:"";position:absolute;left:-5px;top:18px;width:9px;height:9px;
  background:var(--white);border:2px solid var(--gold);transform:rotate(45deg);
}
.cm-plan-tree > li > ul{margin-top:8px;padding-left:16px}
.cm-plan-tree > li > ul li{
  padding:5px 0;font-size:14px;color:var(--gray);position:relative;padding-left:16px;
}
.cm-plan-tree > li > ul li::before{
  content:"";position:absolute;left:0;top:14px;width:8px;height:1px;background:var(--gold-2);
}
.cm-plan-col p{margin-bottom:14px;font-size:15px}
.cm-plan-col p b{color:var(--ink)}
.cm-plan-col .btn{margin-top:14px}

/* ---------- 页面亮点：斑马式左右交错 ---------- */
.cm-hi{position:relative;overflow:hidden}
.cm-hi-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  margin-bottom:72px;
}
.cm-hi-row:last-child{margin-bottom:0}
.cm-hi-row-flip .cm-hi-media{order:2}
.cm-hi-media img{
  border-radius:var(--radius);box-shadow:0 24px 60px rgba(0,0,0,.35);
}
.cm-hi-index{
  display:inline-block;font-size:13px;letter-spacing:4px;color:var(--gold-2);
  border:1px solid rgba(217,190,133,.4);padding:5px 14px;border-radius:30px;
  margin-bottom:16px;
}
.cm-hi-body h3{font-size:24px;margin-bottom:14px;color:#fff}
.cm-hi-body p{color:#C9C6BC;font-size:15px;line-height:1.9}

/* ---------- 上线效果：四宫格数据 ---------- */
.cm-data-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  margin-bottom:36px;
}
.cm-data-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 24px;text-align:center;box-shadow:var(--shadow-soft);
  transition:transform .35s ease,border-color .35s ease;
}
.cm-data-item:hover{transform:translateY(-5px);border-color:var(--gold)}
.cm-data-item p{margin-top:12px;font-size:14px;color:var(--gray)}
.cm-data-note{
  max-width:860px;margin:0 auto;text-align:center;font-size:14.5px;color:var(--gray);
}
.cm-data-note a{color:var(--gold-3);border-bottom:1px dashed var(--gold-2)}
.cm-data-note a:hover{color:var(--gold)}

/* ---------- 客户评价 ---------- */
.cm-quote-inner{
  max-width:820px;text-align:center;position:relative;padding:20px 30px;
}
.cm-quote-mark{
  width:44px;height:44px;color:var(--gold);opacity:.55;margin:0 auto 18px;
}
.cm-quote blockquote p{
  font-family:var(--font-serif);font-size:19px;line-height:2.1;color:var(--ink);
  letter-spacing:1px;
}
.cm-quote cite{
  display:block;margin-top:22px;font-style:normal;font-size:14px;color:var(--gray);
  letter-spacing:1px;
}

/* ---------- 同行业更多案例 ---------- */
.cm-more-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
}
.cm-more-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-soft);
  transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.cm-more-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--gold-2)}
.cm-more-card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.cm-more-card h3{font-size:17px;padding:18px 20px 6px}
.cm-more-card p{font-size:13.5px;color:var(--gray);padding:0 20px 20px}

/* ---------- CTA ---------- */
.cm-cta{
  background:
    radial-gradient(500px 260px at 20% 20%,rgba(217,190,133,.14),transparent 60%),
    linear-gradient(160deg,#2A2E35,#1C1F25);
  color:#E9E6DE;padding:80px 0;text-align:center;position:relative;overflow:hidden;
}
.cm-cta-inner h2{font-size:30px;color:#fff;letter-spacing:2px;margin-bottom:16px}
.cm-cta-inner p{color:#C6C2B4;margin-bottom:26px}
.cm-cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.cm-cta-note{margin-top:22px;font-size:13.5px;color:#9A9EA6}

/* ---------- 响应式 ---------- */
@media (max-width:992px){
  .cm-bg .container,.cm-plan-grid,.cm-hi-row{grid-template-columns:1fr;gap:36px}
  .cm-hi-row-flip .cm-hi-media{order:0}
  .cm-data-grid{grid-template-columns:repeat(2,1fr)}
  .cm-more-grid{grid-template-columns:1fr;max-width:560px;margin:0 auto}
  .cm-bg-copy h2{font-size:26px}
}
@media (max-width:640px){
  .cm-pain-list li{grid-template-columns:1fr;gap:10px;padding:22px}
  .cm-pain-num{font-size:30px}
  .cm-data-grid{grid-template-columns:1fr}
  .cm-cta-inner h2{font-size:22px}
  .cm-bg-meta li{flex-direction:column;gap:2px}
  .cm-bg-meta li b{text-align:left}
}