/* 灵动科技品牌样式 */
:root{
  --ld-primary:#2563eb;
  --ld-primary-dark:#1d4ed8;
  --ld-secondary:#0f172a;
  --ld-accent:#14b8a6;
  --ld-bg:#f8fafc;
  --ld-surface:#ffffff;
  --ld-text:#0f172a;
  --ld-muted:#64748b;
  --ld-border:#e2e8f0;
  --ld-shadow:0 20px 45px rgba(15,23,42,.08);
  --ld-radius:20px;
}
body.ld-page{
  margin:0;
  background:linear-gradient(180deg,#f8fbff 0%,#f8fafc 100%);
  color:var(--ld-text);
  font-family:"Microsoft YaHei","PingFang SC","Segoe UI",sans-serif;
}
.ld-navbar{
  position:sticky;top:0;z-index:1000;
  backdrop-filter:blur(10px);
  background:rgba(255,255,255,.86);
  border-bottom:1px solid rgba(226,232,240,.9);
}
.ld-container{max-width:1200px;margin:0 auto;padding:0 24px;}
.ld-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;}
.ld-brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ld-text);font-weight:700;font-size:22px;}
.ld-brand-badge{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--ld-primary),var(--ld-accent));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;box-shadow:var(--ld-shadow)}
.ld-nav-links{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.ld-nav-links a{color:var(--ld-muted);text-decoration:none;padding:10px 14px;border-radius:12px;transition:.2s ease;}
.ld-nav-links a:hover{background:#eef4ff;color:var(--ld-primary)}
.ld-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:14px;text-decoration:none;border:1px solid transparent;font-weight:600;transition:.2s ease;cursor:pointer}
.ld-btn-primary{background:linear-gradient(135deg,var(--ld-primary),var(--ld-primary-dark));color:#fff;box-shadow:0 12px 30px rgba(37,99,235,.22)}
.ld-btn-primary:hover{transform:translateY(-1px);color:#fff}
.ld-btn-secondary{background:#fff;border-color:var(--ld-border);color:var(--ld-text)}
.ld-btn-secondary:hover{background:#f8fafc;color:var(--ld-primary)}
.ld-hero{padding:72px 0 36px;}
.ld-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:stretch}
.ld-panel{background:var(--ld-surface);border:1px solid var(--ld-border);border-radius:var(--ld-radius);box-shadow:var(--ld-shadow)}
.ld-hero-card{padding:42px;position:relative;overflow:hidden}
.ld-hero-card:before{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;background:radial-gradient(circle,rgba(37,99,235,.14),transparent 65%)}
.ld-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:#eff6ff;color:var(--ld-primary);font-size:13px;font-weight:700;margin-bottom:18px}
.ld-title{font-size:44px;line-height:1.12;margin:0 0 16px;font-weight:800;letter-spacing:.5px}
.ld-subtitle{font-size:16px;line-height:1.85;color:var(--ld-muted);margin:0 0 28px}
.ld-actions{display:flex;flex-wrap:wrap;gap:12px}
.ld-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;padding:24px}
.ld-stat{padding:24px;border-radius:18px;background:linear-gradient(180deg,#fff 0%,#f8fbff 100%);border:1px solid var(--ld-border)}
.ld-stat h3{margin:0 0 8px;font-size:16px}
.ld-stat p{margin:0;color:var(--ld-muted);line-height:1.7;font-size:14px}
.ld-section{padding:34px 0}
.ld-section-title{font-size:30px;margin:0 0 12px;font-weight:800;text-align:center}
.ld-section-desc{max-width:760px;margin:0 auto 28px;color:var(--ld-muted);line-height:1.9;text-align:center}
.ld-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ld-feature{padding:28px}
.ld-feature-icon{width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,#dbeafe,#ccfbf1);display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--ld-primary);margin-bottom:18px}
.ld-feature h3{margin:0 0 10px;font-size:20px}
.ld-feature p{margin:0;color:var(--ld-muted);line-height:1.8}
.ld-banner{padding:32px;background:linear-gradient(135deg,#0f172a,#1e3a8a);color:#fff}
.ld-banner p{color:rgba(255,255,255,.82);line-height:1.85}
.ld-footer{padding:28px 0 46px;color:var(--ld-muted)}
.ld-footer-inner{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid var(--ld-border);padding-top:24px}
.ld-kv-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:22px}
.ld-kv{padding:16px 18px;border-radius:16px;background:#f8fafc;border:1px solid var(--ld-border)}
.ld-kv strong{display:block;margin-bottom:8px;color:var(--ld-text)}
.ld-kv span{color:var(--ld-muted);font-size:14px;line-height:1.7}
.ld-admin-shell{background:linear-gradient(180deg,#eff6ff 0,#f8fafc 100%);min-height:100vh}
.ld-admin-top{background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--ld-border)}
.ld-admin-title{font-weight:800;letter-spacing:.5px}
.ld-admin-note{color:var(--ld-muted);font-size:13px}
.ld-admin-card{border:1px solid var(--ld-border)!important;border-radius:18px!important;box-shadow:var(--ld-shadow)!important;background:#fff!important}
.ld-admin-soft{background:linear-gradient(180deg,#fff 0,#f8fbff 100%)}
.ld-admin-footer{font-size:13px;color:var(--ld-muted)}
/* 通用移动端适配 */
.ld-mobile-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
@media (max-width: 960px){
  .ld-hero-grid,.ld-grid-3{grid-template-columns:1fr;}
  .ld-title{font-size:34px}
  .ld-stats,.ld-kv-list{grid-template-columns:1fr}
  .ld-nav-inner{flex-direction:column;align-items:flex-start;padding:16px 0}
  .container-fluid,.container{padding-left:12px!important;padding-right:12px!important}
  .row{margin-left:-6px!important;margin-right:-6px!important}
  .row>[class*='col-']{padding-left:6px!important;padding-right:6px!important}
  .card,.ld-panel,.ld-admin-card{border-radius:16px!important}
  .card-header,.card-body{padding:14px!important}
  .form-group,.form-row{margin-bottom:10px!important}
  .form-control,select.form-control,input.form-control,textarea.form-control,.btn{min-height:44px;font-size:14px;border-radius:12px}
  .btn{padding:10px 14px;display:inline-flex;align-items:center;justify-content:center;white-space:normal}
  .badge{display:inline-flex;align-items:center;justify-content:center;min-height:32px;padding:6px 10px;margin:4px 4px 0 0;white-space:normal}
  .input-group{flex-wrap:wrap}
  .input-group>.form-control,.input-group>.input-group-prepend,.input-group>.input-group-append{width:100%;margin-bottom:8px}
  table{display:block;width:100%;overflow-x:auto;white-space:nowrap}
  .table-responsive,.layui-table-view,.layui-table-box,.layui-table-body,.layui-table-header{overflow-x:auto!important;-webkit-overflow-scrolling:touch}
  .layui-table-cell{height:auto!important;line-height:1.6!important;padding-top:8px;padding-bottom:8px}
  .layui-form-select{width:100%}
  .layui-layer{max-width:94vw!important}
}
@media (max-width: 640px){
  body{font-size:14px}
  h1,h2,h3{line-height:1.3}
  .card-header{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-start}
  .btn-group,.layui-btn-group{display:flex;flex-wrap:wrap;gap:8px}
  .form-row{display:block}
  .form-row>.col,.form-row>[class*='col-']{max-width:100%;flex:0 0 100%}
  .footer .row{display:block}
  .footer .text-md-right{text-align:left!important;margin-top:8px}
}