/* ============================================================
   about.css · 关于我们 / 服务案例 / 常见问题 / 行业政策 页面样式
   ============================================================ */

/* 关于页：发展时间线 */
.mile-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.mile-grid::before{content:"";position:absolute;left:0;right:0;top:22px;height:2px;background:linear-gradient(90deg,rgba(176,141,87,.5),rgba(138,47,47,.2));}
.mile{position:relative;text-align:center;padding:0 12px}
.mile .md{width:46px;height:46px;margin:0 auto 14px;border-radius:50%;background:var(--ink-3);border:2px solid var(--bronze);color:var(--bronze-l);font-family:var(--font-h);font-size:15px;display:flex;align-items:center;justify-content:center;position:relative;z-index:2}
.mile b{display:block;font-size:14.5px;margin-bottom:4px;color:#f2e8d4}
.mile span{font-size:12px;color:var(--paper-3);line-height:1.6;display:block}

/* 团队卡 */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.team-card{border-radius:16px;overflow:hidden;background:linear-gradient(170deg,#221b13,#17120d);border:1px solid var(--line-2);transition:.4s}
.team-card:hover{border-color:var(--bronze);transform:translateY(-6px);box-shadow:var(--shadow)}
.team-card .ph{aspect-ratio:1/1.05;overflow:hidden;position:relative}
.team-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.team-card:hover .ph img{transform:scale(1.08)}
.team-card .ph::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 62%,rgba(12,9,6,.8))}
.team-card .body{padding:18px 18px 20px;text-align:center}
.team-card h4{font-size:16px;margin-bottom:3px}
.team-card .role{font-size:12px;color:var(--bronze);letter-spacing:.16em;display:block;margin-bottom:8px}
.team-card p{font-size:12.5px;color:var(--paper-2);margin:0}

/* 案例卡（工程案例页） */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{border-radius:16px;overflow:hidden;background:#1c1712;border:1px solid var(--line-2);transition:.4s var(--ease);display:flex;flex-direction:column}
.case-card:hover{transform:translateY(-7px);border-color:var(--bronze);box-shadow:var(--shadow)}
.case-card .ph{aspect-ratio:16/10;overflow:hidden}
.case-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.case-card:hover .ph img{transform:scale(1.07)}
.case-card .bd{padding:22px;flex:1;display:flex;flex-direction:column}
.case-card .city-tag{font-size:11px;letter-spacing:.2em;color:var(--bronze);margin-bottom:8px}
.case-card h3{font-size:17px;margin-bottom:8px}
.case-card p{font-size:13px;color:var(--paper-2);margin:0 0 14px;flex:1}
.case-card .foot{display:flex;justify-content:space-between;font-size:12px;color:var(--paper-3);border-top:1px dashed rgba(176,141,87,.2);padding-top:12px}
.case-card .foot b{color:var(--bronze-l);font-weight:600}

/* 政策页：文号卡 */
.policy-item{padding:22px 24px;border-radius:14px;background:rgba(255,255,255,.024);border:1px solid var(--line-2);margin-bottom:14px;transition:.3s;position:relative;overflow:hidden}
.policy-item:hover{border-color:var(--bronze);background:rgba(176,141,87,.05)}
.policy-item .p-no{font-size:11px;color:var(--red);letter-spacing:.12em;display:block;margin-bottom:6px}
.policy-item h4{font-size:16px;margin-bottom:6px}
.policy-item p{font-size:13px;color:var(--paper-2);margin:0}

/* FAQ 汇总页头部计数 */
.faq-count{display:flex;gap:34px;justify-content:center;flex-wrap:wrap;margin:20px 0 8px}
.faq-count b{font-family:var(--font-h);font-size:38px;color:var(--bronze-l);display:block;text-align:center}
.faq-count span{font-size:12.5px;color:var(--paper-3);letter-spacing:.14em}

/* 行业知识索引页（工种大全） */
.trade-index{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trade-group{border-radius:16px;padding:24px 22px;background:linear-gradient(160deg,#221b13,#18130d);border:1px solid var(--line-2);transition:.35s}
.trade-group:hover{border-color:var(--bronze);transform:translateY(-4px)}
.trade-group .tg-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.trade-group .tg-ico{width:42px;height:42px;border-radius:12px;background:var(--grad-bronze);color:#241b10;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.trade-group .tg-ico svg{width:22px;height:22px}
.trade-group h3{font-size:16.5px}
.trade-group .tg-sub{font-size:11.5px;color:var(--paper-3);letter-spacing:.1em}
.trade-group ul{display:flex;flex-direction:column;gap:8px}
.trade-group ul a{display:flex;justify-content:space-between;gap:8px;font-size:13.5px;color:var(--paper-2);padding:7px 10px;border-radius:8px;transition:.25s;border:1px solid transparent}
.trade-group ul a:hover{color:var(--bronze-l);background:rgba(176,141,87,.08);border-color:var(--line-2)}
.trade-group ul a span{color:var(--bronze);font-size:11px}

@media (max-width:1024px){
  .mile-grid{grid-template-columns:repeat(2,1fr);gap:26px 0}
  .mile-grid::before{display:none}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .trade-index{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .team-grid,.case-grid{grid-template-columns:1fr}
  .trade-index{grid-template-columns:1fr}
}