/* 网址导航页样式（独立模块 /nav，作用域 navpg-*，不影响其他页面）
   视觉对齐硬件检测页（diag-card 风格）：白卡 + #e5e7eb 边框 + 14px 圆角 + 柔和阴影 + #1677ff 主色 */
.navpg{background:#f4f6fb;padding:24px 0 40px}
.navpg-wrap{max-width:1100px;margin:0 auto;padding:0 16px}
.navpg-crumb{font-size:13px;color:#8a93a6;margin-bottom:14px}
.navpg-crumb a{color:#8a93a6;text-decoration:none}
.navpg-crumb a:hover{color:#1677ff}

/* 搜索区（白卡） */
.navpg-search{max-width:720px;margin:0 auto 18px;text-align:center;background:#fff;
  border:1px solid #e5e7eb;border-radius:14px;box-shadow:0 6px 22px rgba(22,69,124,.10);padding:20px}
.navpg-engines{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:14px}
.navpg-engine{border:1px solid #e5e7eb;background:#fff;color:#6b7280;
  padding:7px 16px;border-radius:20px;font-size:13px;cursor:pointer;transition:.15s;line-height:1.2}
.navpg-engine:hover{border-color:#1677ff;color:#1677ff;background:#f0f7ff}
.navpg-engine.on{background:#1677ff;border-color:#1677ff;color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(22,119,255,.25)}
.navpg-form{display:flex;background:#fff;border:2px solid #1677ff;border-radius:12px;overflow:hidden;box-shadow:0 10px 30px rgba(22,119,255,.12)}
.navpg-input{flex:1;border:none;outline:none;padding:13px 18px;font-size:16px;color:#1f2937;min-width:0}
.navpg-btn{border:none;background:#1677ff;color:#fff;padding:0 30px;font-size:16px;font-weight:600;cursor:pointer;transition:.15s}
.navpg-btn:hover{filter:brightness(1.06)}

/* 分类标签栏（白卡，桌面端一行 8 个，hover 切换） */
.navpg-tabs{display:grid;grid-template-columns:repeat(8,1fr);gap:8px;background:#fff;
  border:1px solid #e5e7eb;border-radius:14px;box-shadow:0 6px 22px rgba(22,69,124,.10);
  padding:14px 16px;margin-bottom:18px}
.navpg-tab{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid #e5e7eb;background:#fff;color:#374151;
  padding:9px 10px;border-radius:10px;font-size:14px;cursor:pointer;transition:.15s;line-height:1.2;min-width:0}
.navpg-tab-txt{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.navpg-tab:hover{border-color:#1677ff;color:#1677ff;background:#f0f7ff}
.navpg-tab.on{background:#1677ff;border-color:#1677ff;color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(22,119,255,.25)}
.navpg-tab-ico{font-size:16px;line-height:1}

/* 面板区（白卡，hover 标签高度平滑展开；normal flow 不遮挡标签） */
.navpg-panels{background:#fff;border:1px solid #e5e7eb;border-radius:14px;
  box-shadow:0 6px 22px rgba(22,69,124,.10);padding:20px;margin-bottom:18px;
  box-sizing:border-box;overflow:hidden;transition:height .32s cubic-bezier(.4,0,.2,1)}
.navpg-panel{display:none}
.navpg-panel.active{display:block;animation:navFade .26s ease}
@keyframes navFade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.navpg-panel-head{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.navpg-cat-ico{font-size:18px;line-height:1}
.navpg-panel-head h2{font-size:17px;margin:0;color:#1f2937;font-weight:700}
.navpg-sub{font-size:13px;color:#6b7280;margin:-4px 0 12px}

/* 网址网格（对齐图案检测 6 列密度） */
.navpg-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.navpg-link{display:flex;align-items:center;gap:10px;padding:8px 10px;background:#fff;
  border:1px solid #e5e7eb;border-radius:10px;text-decoration:none;color:#1f2937;
  transition:transform .12s, box-shadow .15s, border-color .15s, background .15s;min-width:0;overflow:hidden}
.navpg-link:hover{border-color:#1677ff;background:#f0f7ff;box-shadow:0 6px 22px rgba(22,69,124,.08);transform:translateY(-1px)}
.navpg-link-ico{font-size:20px;line-height:1;flex:0 0 auto;width:24px;text-align:center}
.navpg-link-ico img{width:22px;height:22px;border-radius:6px;object-fit:cover;vertical-align:middle}
.navpg-link-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* 使用场景（对齐检测页 diag-scenes 样式） */
.navpg-scenes{background:#fff;border:1px solid #e5e7eb;border-radius:14px;
  box-shadow:0 6px 22px rgba(22,69,124,.10);padding:20px;margin-bottom:18px}
.navpg-scenes-head{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;text-align:center;margin-bottom:14px}
.navpg-scenes-head h2{font-size:17px;margin:0;color:#1f2937;font-weight:700;display:flex;align-items:center;gap:8px}
.navpg-h2-ico{font-size:18px;line-height:1}
.navpg-scenes-sub{font-size:13px;color:#6b7280;margin:0}
.navpg-scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.navpg-scene{display:flex;align-items:flex-start;gap:12px;border:1px solid #e5e7eb;border-radius:12px;background:#fff;padding:14px;
  transition:border-color .15s, box-shadow .15s, transform .12s}
.navpg-scene:hover{border-color:#1677ff;box-shadow:0 6px 22px rgba(22,69,124,.08);transform:translateY(-1px)}
.navpg-scene-ico{flex:0 0 auto;width:46px;height:46px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:22px;line-height:1}
.navpg-scene-ico--blue{background:#e8f1ff}
.navpg-scene-ico--green{background:#e6f9ee}
.navpg-scene-ico--amber{background:#fff4e0}
.navpg-scene-ico--red{background:#ffece6}
.navpg-scene-body{min-width:0}
.navpg-scene-t{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:15px;font-weight:700;color:#1f2937}
.navpg-scene-tag{font-style:normal;font-size:11px;font-weight:600;line-height:1.7;
  padding:0 8px;border-radius:20px;background:#e8f1ff;color:#1677ff;letter-spacing:.5px}
.navpg-scene p{margin:6px 0 0;font-size:13px;color:#6b7280;line-height:1.7}

.navpg-tip{margin-top:22px;text-align:center;font-size:13px;color:#8a93a6}
.navpg-tip a{color:#1677ff;text-decoration:none}

/* 响应式：网格密度随宽度递减（对标检测页断点） */
@media (max-width:1080px){
  .navpg-grid{grid-template-columns:repeat(4,1fr)}
  .navpg-tabs{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:720px){
  .navpg-grid{grid-template-columns:repeat(3,1fr)}
  .navpg-scene-grid{grid-template-columns:1fr}
  .navpg-scenes-head h2{font-size:16px}
  .navpg-scenes-sub{font-size:12px}
}
@media (max-width:640px){
  .navpg{padding:16px 0 28px}
  .navpg-tabs{display:flex;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .navpg-tabs::-webkit-scrollbar{display:none}
  .navpg-tab{flex:0 0 auto;padding:8px 13px;font-size:13px}
  .navpg-search{padding:16px}
  .navpg-panels{padding:16px 14px;border-radius:12px}
  .navpg-scenes{padding:16px 14px}
  .navpg-btn{padding:0 20px;font-size:15px}
  .navpg-input{padding:12px 14px;font-size:15px}
  .navpg-engine{padding:6px 13px;font-size:12px}
}
@media (max-width:480px){
  .navpg-grid{grid-template-columns:repeat(2,1fr)}
  .navpg-scenes-head h2{font-size:15px}
  .navpg-scenes-sub{font-size:11px}
}