/* ==========================================================================
   校企合作页 campus.css —— 页面前缀 .cm-
   骨架：横幅 → 图文交替x2 → 实训项目卡 → 四步流程 → 成效数据 → 联系方式 → CTA
   ========================================================================== */

/* ---------- 1. 横幅 ---------- */
.cm-hero{padding-top:calc(var(--nav-h) + 60px)}
.cm-hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;justify-content:center}

/* ---------- 2. 图文交替 ---------- */
.cm-split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);align-items:center}
.cm-split-img img{border-radius:var(--r-lg);box-shadow:var(--shadow-md);object-fit:cover;width:100%;height:auto}
.cm-split-txt h2{font-size:clamp(24px,3vw,32px);margin:14px 0 18px}
.cm-split-txt p{font-size:15px;color:var(--ink-2);margin-bottom:12px}
.cm-split-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}

/* ---------- 3. 实训项目卡 ---------- */
.cm-projects{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cm-project{overflow:hidden;display:flex;flex-direction:column}
.cm-project-img{height:150px;overflow:hidden}
.cm-project-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cm-project:hover .cm-project-img img{transform:scale(1.06)}
.cm-project-body{padding:18px 20px}
.cm-project-body h3{font-size:16px;margin-bottom:8px}
.cm-project-body p{font-size:13px;color:var(--ink-3)}

/* ---------- 4. 四步流程 ---------- */
.cm-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cm-flow-step{background:var(--glass);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 22px}
.cm-flow-no{font-size:30px;font-weight:800;color:var(--purple-soft);display:block;margin-bottom:12px}
.cm-flow-step h3{font-size:17px;margin-bottom:8px}
.cm-flow-step p{font-size:13.5px;color:var(--ink-3)}

/* ---------- 5. 成效数据 ---------- */
.cm-numbers{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.cm-num div{font-size:clamp(34px,4vw,50px);font-weight:800;line-height:1.1}
.cm-num span{display:block;margin-top:8px;font-size:14px;color:var(--ink-3)}

/* ---------- 6. 联系方式 ---------- */
.cm-contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,3vw,40px);align-items:center;overflow:hidden;padding:0}
.cm-contact-img img{width:100%;height:100%;object-fit:cover;display:block;min-height:280px}
.cm-contact-info{display:grid;gap:20px;padding:clamp(24px,3vw,40px)}
.cm-contact-item{display:flex;gap:16px;align-items:center}
.cm-contact-ico{
  width:52px;height:52px;border-radius:14px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:var(--purple-mist);color:var(--purple-deep);
}
.cm-contact-ico svg{width:24px;height:24px}
.cm-contact-item b{display:block;font-size:14px;color:var(--ink-3);font-weight:500}
.cm-contact-item div span{font-size:18px;font-weight:700;color:var(--ink)}

/* ---------- 7. CTA ---------- */
.cm-cta{padding:clamp(56px,7vw,90px) 0;text-align:center;background:linear-gradient(140deg,#EDE6FC,#FDF1F8 55%,#DDF1FD)}
.cm-cta h2{font-size:clamp(24px,3.4vw,36px);margin-bottom:12px}
.cm-cta p{color:var(--ink-3);margin-bottom:26px}
.cm-cta .cta-btns{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}

/* ---------- 响应式：1024 ---------- */
@media (max-width:1024px){
  .cm-split{grid-template-columns:1fr}
  .cm-projects{grid-template-columns:1fr 1fr}
  .cm-flow{grid-template-columns:1fr 1fr}
  .cm-numbers{grid-template-columns:1fr 1fr;gap:32px 20px}
  .cm-contact{grid-template-columns:1fr}
}
/* ---------- 响应式：768 ---------- */
@media (max-width:768px){
  .cm-hero{padding-top:calc(var(--nav-h) + 24px)}
}
/* ---------- 响应式：480 ---------- */
@media (max-width:480px){
  .cm-projects,.cm-flow,.cm-numbers{grid-template-columns:1fr}
  .cm-hero-cta .btn,.cm-cta .btn{width:100%}
}

/* ---------- 新增：校企合作案例卡 ---------- */
.cm-cases{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.sec-sub{max-width:860px;margin:-6px auto 30px;text-align:center;font-size:14px;color:var(--ink-3);line-height:1.9}
.cm-case{padding-bottom:0;overflow:hidden}
.cm-case img{width:100%;height:auto;display:block;border-radius:var(--r-sm)}
.cm-case h3{font-size:16px;margin:18px 0 10px;color:var(--purple-deep)}
.cm-case p{font-size:14px;color:var(--ink-3);line-height:1.85;padding:0 22px 22px}

/* ---------- 新增：纵向时间轴 ---------- */
.cm-timeline{position:relative;max-width:760px;margin:0 auto;padding-left:34px}
.cm-timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(#d8b4fe,#fbcfe8)}
.cm-tl{position:relative;padding:0 0 30px 10px}
.cm-tl:last-child{padding-bottom:0}
.cm-tl-dot{position:absolute;left:-31px;top:4px;width:16px;height:16px;border-radius:50%;background:linear-gradient(135deg,#c084fc,#f472b6);box-shadow:0 0 0 4px #fff}
.cm-tl h3{font-size:16px;margin-bottom:8px;color:var(--purple-deep)}
.cm-tl p{font-size:14px;color:var(--ink-3);line-height:1.85}

@media (max-width:768px){
  .cm-cases{grid-template-columns:1fr}
}