/* 鑫之力官网 · 服务子页共享样式（2026-10-28） */
:root{
  --ink:#0a141b; --navy:#0e1e28; --navy-2:#142b38;
  --blue:#155a70; --blue-2:#1f8ba8; --blue-3:#3fb6cc;
  --cyan:#25c8e0; --cyan-2:#6fe3f2;
  --bg:#fff; --bg-2:#f5f7fa; --bg-3:#eef2f7;
  --line:#e2e7ee; --line-2:#d3dae4;
  --text:#1a2029; --text-2:#3d4652; --muted:#6b7684;
  --ok:#0f7b3f; --warn:#0e7285; --danger:#c0392b;
  --max:1080px; --radius:12px;
  --shadow:0 1px 2px rgba(16,38,60,.05),0 8px 24px rgba(16,38,60,.06);
  --shadow-lg:0 2px 6px rgba(16,38,60,.08),0 18px 48px rgba(16,38,60,.13);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--text);line-height:1.74;background:var(--bg);-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* ===== 顶栏 ===== */
.topbar{background:var(--ink);color:#cfe0ec;font-size:.86rem;position:sticky;top:0;z-index:50;
  border-bottom:1px solid rgba(255,255,255,.08)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;height:54px}
.brand{display:flex;align-items:center;gap:9px;color:#fff;font-weight:700;font-size:.98rem;letter-spacing:.3px}
.brand:hover{text-decoration:none}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);flex:none}
.topbar .t-right{display:flex;align-items:center;gap:14px}
.topbar .tel{color:#fff;font-weight:600;letter-spacing:.4px}
.topbar .tel:hover{color:var(--cyan-2);text-decoration:none}
.topbar .home{color:#9db3c8;font-size:.85rem}
.topbar .home:hover{color:#fff;text-decoration:none}

/* ===== 面包屑 ===== */
.crumb{background:var(--bg-2);border-bottom:1px solid var(--line);font-size:.84rem;color:var(--muted)}
.crumb .wrap{padding:9px 20px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--blue)}
.crumb .sep{margin:0 7px;color:var(--line-2)}

/* ===== Hero ===== */
.hero{background:linear-gradient(135deg,var(--ink) 0%,var(--navy) 48%,#16323f 100%);color:#fff;padding:34px 0 30px}
.hero h1{font-size:clamp(1.42rem,4vw,2rem);line-height:1.34;margin:0 0 12px;letter-spacing:.3px}
.hero h1 em{font-style:normal;color:var(--cyan-2)}
.hero .lead{margin:0;color:#c3d4e4;font-size:.98rem;line-height:1.72;max-width:820px}
.hero .lead b{color:#fff;font-weight:600}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.14);border-radius:10px;overflow:hidden;margin-top:20px}
.facts div{background:rgba(255,255,255,.05);padding:12px 16px}
.facts b{display:block;color:var(--cyan-2);font-size:1.08rem;line-height:1.3}
.facts span{display:block;margin-top:3px;font-size:.8rem;color:#9db3c8}

/* ===== 正文 ===== */
main{padding:30px 0 10px}
section.blk{padding:22px 0;border-bottom:1px solid var(--line)}
section.blk:last-child{border-bottom:none}
h2{font-size:clamp(1.16rem,3vw,1.42rem);color:var(--navy);margin:0 0 12px;line-height:1.42;letter-spacing:.2px}
h2 .en{display:block;font-size:.7rem;letter-spacing:1.8px;color:var(--muted);font-weight:500;margin-top:3px}
h3{font-size:1rem;color:var(--navy);margin:18px 0 6px;line-height:1.55}
p{margin:0 0 11px;color:var(--text-2);font-size:.95rem}
p:last-child{margin-bottom:0}
b{color:var(--navy)}
ul,ol{margin:0 0 12px;padding-left:1.25em;color:var(--text-2);font-size:.95rem}
li{margin-bottom:5px}
li:last-child{margin-bottom:0}
.note{background:var(--bg-2);border-left:3px solid var(--cyan);border-radius:8px;padding:11px 15px;
  font-size:.88rem;color:var(--text-2);margin:12px 0}

/* 参数表 */
.tw{overflow-x:auto;margin:12px 0;border:1px solid var(--line);border-radius:10px}
table{width:100%;border-collapse:collapse;font-size:.9rem;min-width:420px}
th,td{padding:9px 13px;text-align:left;border-bottom:1px solid var(--line)}
th{background:var(--bg-3);color:var(--navy);font-weight:600;white-space:nowrap}
tr:last-child td{border-bottom:none}
td:first-child{color:var(--muted);white-space:nowrap;width:1%}

/* 卡片网格 */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin:14px 0}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;
  box-shadow:var(--shadow);position:relative}
.card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--cyan);border-radius:var(--radius) 0 0 var(--radius)}
.card b{display:block;margin-bottom:5px;font-size:.98rem;color:var(--navy)}
.card p{font-size:.9rem;line-height:1.65;margin:0}

/* 材质标签 */
.pills{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}
.pills span{background:var(--bg-3);color:var(--blue);border-radius:6px;padding:4px 10px;font-size:.85rem;font-weight:500}

/* FAQ 折叠 */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:8px;overflow:hidden}
.faq-item summary{position:relative;cursor:pointer;padding:12px 42px 12px 16px;font-size:.97rem;color:var(--navy);
  font-weight:600;line-height:1.6;list-style:none;display:block}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"Q";color:var(--cyan);font-weight:700;font-size:.85rem;margin-right:8px}
.faq-item summary::after{content:"+";position:absolute;right:16px;top:50%;transform:translateY(-50%);
  color:var(--cyan);font-size:1.25rem;line-height:1}
.faq-item[open] summary::after{content:"\2013"}
.faq-item summary:hover{background:var(--bg-2)}
.faq-item summary h3{display:inline;margin:0;font-size:.97rem;color:inherit;font-weight:inherit}
.faq-item p{margin:0;padding:0 18px 14px 36px;font-size:.92rem;line-height:1.7}
.faq-item p::before{content:"A";color:var(--blue-3);font-weight:700;font-size:.8rem;margin-right:6px}

/* CTA */
.cta{background:linear-gradient(120deg,var(--navy),#16323f);color:#fff;border-radius:14px;
  padding:24px 26px;margin:24px 0;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.cta .ct-t{flex:1 1 320px}
.cta b{display:block;color:#fff;font-size:1.1rem;margin-bottom:6px}
.cta p{color:#c3d4e4;font-size:.9rem;margin:0}
.cta .btns{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 22px;border-radius:8px;font-size:.94rem;font-weight:600;transition:.15s}
.btn-p{background:var(--cyan);color:#062530}
.btn-p:hover{background:var(--cyan-2);text-decoration:none}
.btn-g{border:1px solid rgba(255,255,255,.35);color:#fff}
.btn-g:hover{background:rgba(255,255,255,.12);text-decoration:none}

/* 相关服务 */
.related{background:var(--bg-2);border-radius:12px;padding:18px 20px;margin:22px 0 6px}
.related .rl-t{font-size:.8rem;letter-spacing:1.5px;color:var(--muted);margin-bottom:10px}
.related .rl-list{display:flex;flex-wrap:wrap;gap:8px}
.related a{background:#fff;border:1px solid var(--line);border-radius:7px;padding:7px 13px;
  font-size:.88rem;color:var(--blue);transition:.15s}
.related a:hover{border-color:var(--blue-3);color:var(--blue-2);text-decoration:none}

/* 页脚 */
footer{background:var(--bg-2);border-top:1px solid var(--line);margin-top:30px;padding:24px 0 26px;
  text-align:center;color:var(--muted);font-size:.82rem;line-height:1.95}
footer .fw{color:var(--navy);font-weight:600}
footer a{color:var(--muted)}
footer .icp{margin-top:5px}

/* 移动端 */
@media (max-width:680px){
  .topbar .wrap{height:50px;gap:8px}
  .topbar .home{display:none}
  .brand{font-size:.9rem}
  .hero{padding:26px 0 24px}
  .facts{grid-template-columns:repeat(2,1fr);margin-top:16px}
  main{padding:22px 0 6px}
  section.blk{padding:18px 0}
  .cta{padding:20px;gap:12px}
  .cta .btns{width:100%}
  .btn{flex:1;text-align:center}
  th,td{padding:8px 10px;font-size:.85rem}
}

/* 实拍网格 */
.shot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:14px;margin:16px 0}
.shot{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.shot img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--bg-3)}
.shot .sc{padding:11px 14px}
.shot b{display:block;font-size:.94rem;color:var(--navy);margin-bottom:4px}
.shot p{font-size:.85rem;line-height:1.6;margin:0;color:var(--text-2)}
/* 服务总览卡 */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px;margin:16px 0}
.svc{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;
  box-shadow:var(--shadow);transition:.18s;position:relative}
.svc:hover{border-color:var(--blue-3);box-shadow:var(--shadow-lg);text-decoration:none;transform:translateY(-2px)}
.svc b{display:block;font-size:1.02rem;color:var(--navy);margin-bottom:6px}
.svc p{font-size:.88rem;line-height:1.62;margin:0 0 8px;color:var(--text-2)}
.svc .go{font-size:.85rem;font-weight:600;color:var(--blue-2)}
/* FAQ 分组标题 */
.qgroup{margin:22px 0 10px;font-size:.95rem;color:var(--navy);font-weight:700;
  padding-left:10px;border-left:3px solid var(--cyan)}