/* 仅作用于导航页命名空间，避免影响全站 */
body.nav-page{background:#fff;color:#222;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0}

/* 容器与排版 */
.nav-container{max-width:768px;margin:0 auto;padding:0 16px}
.nav-header{position:sticky;top:0;background:#fff;border-bottom:1px solid #eee;z-index:10}
.nav-header .nav-container{display:flex;align-items:center;gap:12px;padding:12px 16px}
.nav-logo img{height:32px;width:auto;display:block}
.nav-cta{margin-left:8px;background:#fff;color:#b91c1c;text-decoration:none;padding:8px 12px;border-radius:999px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;border:1px solid #ef4444;box-shadow:none}
.nav-cta:hover{background:#fee2e2;color:#b91c1c;border-color:#ef4444}
.nav-cta:active{background:#ef4444;color:#fff;border-color:#ef4444;transform:translateY(1px)}
.nav-search{flex:1;text-align:right}
.nav-search input{width:100%;max-width:360px;height:36px;border:1px solid #e5e5e5;border-radius:6px;padding:0 12px;font-size:14px}

.nav-main{padding:16px 0 32px}
.nav-section{margin:16px 0}
.nav-section-title{font-size:14px;color:#666;margin:0 0 8px;padding-left:8px;border-left:3px solid #2b7cff}

/* 链接网格：紧凑布局（hao123风格） */
.nav-links{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2, 1fr);gap:8px}
.nav-link-item a{display:flex;flex-direction:column;gap:2px;border:1px solid #eee;border-radius:6px;padding:10px 10px;background:#fafafa;color:#222;text-decoration:none}
.nav-link-item a:hover{background:#f5f7ff;border-color:#e0e7ff}
.nav-link-item .name{font-weight:600;font-size:14px}
.nav-link-item .desc{font-size:12px;color:#777;line-height:1.4}

/* 分节间距与分隔 */
.nav-section + .nav-section{padding-top:8px;border-top:1px dashed #eee}

/* 页脚 */
.nav-footer{border-top:1px solid #eee;color:#888}
.nav-footer .nav-container{padding:16px}
.nav-footer p{margin:0;text-align:center;font-size:12px}
.nav-footer .nav-disclaimer{margin-top:16px;padding:12px 14px;border:1px solid #e6ecff;border-left:4px solid #2b7cff;border-radius:8px;background:#f7faff;text-align:left;color:#555;line-height:1.7;font-size:12px;box-shadow:0 1px 2px rgba(43,124,255,.06);display:flex;gap:8px;align-items:flex-start}
.nav-footer .nav-disclaimer:before{content:"i";display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;border-radius:50%;background:#2b7cff;color:#fff;font-weight:700;font-size:12px;line-height:1}

/* >=768 作为桌面参考（iPad竖屏） */
@media (min-width: 768px){
  .nav-header .nav-container{padding:16px}
  .nav-cta{font-size:15px;padding:8px 14px}
  .nav-links{grid-template-columns:repeat(3, 1fr);gap:10px}
  .nav-link-item .name{font-size:15px}
}

/* 更小屏下尽量紧凑 */
@media (max-width: 359px){
  .nav-links{grid-template-columns:1fr}
}

/* 搜索过滤隐藏态 */
.is-hidden{display:none !important}