/* ★ moskill 统一导航样式 v1.0（2026-10-19 重构）
   ================================================
   三端断点：>1024 桌面 / 901-1024 平板 / <=900 手机汉堡
   ★ 所有规则都用 .mnav 前缀，不污染页面原有样式
*/

/* ══════ 基础 ══════ */
.mnav {
  position: sticky;
  top: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 56px;
  padding: 0 20px;
  background: rgba(255, 255, 255, .97);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, .07);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .04);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  box-sizing: border-box;
}
.mnav * { box-sizing: border-box; }

/* ══════ 品牌 ══════ */
.mnav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  flex-shrink: 0;
  padding-right: 12px;
}
.mnav-dot {
  width: 9px; height: 9px;
  background: #E4705A;
  border-radius: 2px;
  flex-shrink: 0;
}
.mnav-title {
  font-size: 15px;
  font-weight: 700;
  color: #1A1A1A;
  white-space: nowrap;
  letter-spacing: -.01em;
}
.mnav-title .mt-short { display: none; }

/* ══════ 桌面端横排链接 ══════ */
.mnav-drawer { display: flex; flex: 1; min-width: 0; }
.mnav-drawer-head { display: none; }
.mnav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.mnav-link,
.mnav-grp-a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 7px 12px;
  font-size: 13.5px;
  font-weight: 500;
  color: #5A5348;
  text-decoration: none;
  border-radius: 8px;
  white-space: nowrap;
  transition: background .14s, color .14s;
  cursor: pointer;
}
.mnav-link:hover,
.mnav-grp-a:hover { background: rgba(17, 86, 79, .07); color: #11564F; }
.mnav-link.active,
.mnav-grp.has-active > .mnav-grp-a { background: #11564F; color: #fff; }

.mnav-arrow {
  font-style: normal;
  font-size: 10px;
  opacity: .5;
  margin-left: 1px;
  transition: transform .18s;
}

/* ══════ 桌面端下拉 ══════ */
.mnav-grp { position: relative; flex-shrink: 0; }
.mnav-sub {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 236px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, .13);
  border: 1px solid rgba(0, 0, 0, .06);
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .16s, transform .16s, visibility .16s;
  z-index: 9001;
  max-height: 70vh;
  overflow-y: auto;
}
.mnav-grp:hover > .mnav-sub {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mnav-sub a {
  display: block;
  padding: 9px 12px;
  font-size: 13.5px;
  color: #3A3A38;
  text-decoration: none;
  border-radius: 8px;
  white-space: nowrap;
  transition: background .12s, color .12s;
}
.mnav-sub a:hover { background: #F5F5F3; color: #11564F; }
.mnav-sub a.active { color: #11564F; font-weight: 600; background: #F0F7F5; }

/* ══════ 右侧 ══════ */
.mnav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  padding-left: 12px;
}
.mnav-basic {
  padding: 6px 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: #2563EB;
  background: rgba(37, 99, 235, .08);
  border-radius: 99px;
  text-decoration: none;
  white-space: nowrap;
  transition: background .14s;
}
.mnav-basic:hover { background: rgba(37, 99, 235, .16); }

/* 汉堡按钮（桌面隐藏） */
.mnav-burger { display: none; }
.mnav-close { display: none; }

/* ══════ 平板 901-1024 ══════ */
@media (max-width: 1024px) {
  .mnav { padding: 0 14px; min-height: 54px; }
  .mnav-title { font-size: 14px; }
  .mnav-link, .mnav-grp-a { padding: 7px 9px; font-size: 12.5px; }
  .mnav-basic { font-size: 11.5px; padding: 5px 10px; }
  .mnav-sub { min-width: 210px; }
}

/* ══════ 手机 <=900：汉堡 + 全屏抽屉 ══════ */
@media (max-width: 900px) {
  .mnav {
    padding: 0 12px;
    min-height: 52px;
    gap: 6px;
    flex-wrap: nowrap;
  }
  .mnav-title { font-size: 13.5px; }
  .mnav-title .mt-full { display: none; }
  .mnav-title .mt-short { display: inline; }

  /* 汉堡按钮 */
  .mnav-burger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px; height: 42px;
    margin-left: auto;
    background: none;
    border: none;
    font-size: 22px;
    color: #11564F;
    cursor: pointer;
    border-radius: 8px;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
    padding: 0;
    line-height: 1;
  }
  .mnav-burger:active { background: rgba(17, 86, 79, .1); }

  /* 右侧基础版在手机隐藏 */
  .mnav-right { display: none; }

  /* 抽屉：默认隐藏，展开时全屏 */
  .mnav-drawer {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100vw;
    height: 100vh;
    background: #fff;
    z-index: 99999;
    display: none;
    flex-direction: column;
    overflow: hidden;
  }
  .mnav-drawer.open {
    display: flex;
  }

  /* 抽屉头部 */
  .mnav-drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
    padding: 0 16px;
    border-bottom: 1px solid #EFEFED;
    flex-shrink: 0;
    background: #fff;
  }
  .mnav-drawer-title {
    font-size: 15px;
    font-weight: 700;
    color: #1A1A1A;
  }
  .mnav-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px; height: 40px;
    background: none;
    border: none;
    font-size: 20px;
    color: #666;
    cursor: pointer;
    border-radius: 8px;
    padding: 0;
    line-height: 1;
  }
  .mnav-close:active { background: rgba(0, 0, 0, .06); }

  /* 链接列表 */
  .mnav-links {
    flex-direction: column;
    align-items: stretch;
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 4px 0 24px;
    gap: 0;
  }

  .mnav-link,
  .mnav-grp-a {
    width: 100%;
    justify-content: space-between;
    padding: 15px 20px;
    font-size: 16px;
    font-weight: 500;
    border-radius: 0;
    border-bottom: 1px solid #F2F2F0;
    color: #2A2A28;
    min-height: 52px;
  }
  .mnav-link:active,
  .mnav-grp-a:active { background: #F7F7F5; }
  .mnav-link.active,
  .mnav-grp.has-active > .mnav-grp-a {
    background: #F0F7F5;
    color: #11564F;
    font-weight: 600;
  }
  .mnav-arrow {
    font-size: 14px;
    opacity: .4;
    transition: transform .2s;
  }
  .mnav-grp.expand > .mnav-grp-a .mnav-arrow { transform: rotate(180deg); }

  /* 手机端下拉 → 手风琴 */
  .mnav-sub {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
    padding: 0;
    max-height: none;
    overflow: visible;
    display: none;
    background: #FAFAF8;
  }
  .mnav-grp.expand > .mnav-sub { display: block; }
  .mnav-sub a {
    padding: 13px 20px 13px 36px;
    font-size: 15px;
    border-bottom: 1px solid #F2F2F0;
    border-radius: 0;
    min-height: 48px;
    display: flex;
    align-items: center;
  }
  .mnav-sub a:active { background: #F0F0EE; }
  .mnav-sub a.active { background: #EAF3F1; font-weight: 600; }
}

/* ══════ 小手机 <=380 ══════ */
@media (max-width: 380px) {
  .mnav { padding: 0 10px; min-height: 50px; }
  .mnav-title { font-size: 13px; }
  .mnav-burger { width: 38px; height: 38px; font-size: 20px; }
  .mnav-link, .mnav-grp-a { padding: 14px 16px; font-size: 15px; }
  .mnav-sub a { padding: 12px 16px 12px 30px; font-size: 14px; }
}

/* ══════ 触控设备优化 ══════ */
@media (pointer: coarse) {
  .mnav-link, .mnav-grp-a, .mnav-sub a {
    min-height: 44px;
  }
}

/* ══════ 页面有 notification bar 时不被遮 ══════ */
.mnav-loaded body { padding-top: 0 !important; }

/* ══════ z-index 层级规范（2026-10-19）══════
   导航           9000   ← .mnav
   抽屉/下拉      9001   ← .mnav-sub
   toast/提示     9500
   loading/遮罩   9600-9700
   弹窗           99999
   关键弹窗(登录) 999999
   ★ 新建浮层时请遵守此层级，避免被导航压住
*/



/* ══════ 推荐/新/热门 标记（2026-10-19）══════ */
.mnav-badge {
  display: inline-block;
  font-style: normal;
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 3px;
  margin-left: 4px;
  vertical-align: 1px;
  flex-shrink: 0;
  letter-spacing: 0;
}
.mnav-badge.b-star {
  background: linear-gradient(135deg, #D4A84B, #B8860B);
  color: #fff;
  box-shadow: 0 1px 3px rgba(184, 134, 11, .3);
}
.mnav-badge.b-new {
  background: #E4705A;
  color: #fff;
}
.mnav-badge.b-hot {
  background: #FF7A45;
  color: #fff;
}

/* 手机抽屉里标记稍大一点 */
@media (max-width: 900px) {
  .mnav-badge {
    font-size: 10px;
    padding: 2px 5px;
    margin-left: 6px;
  }
}


/* ═══════════════════════════════════════════════════════════
   ★ 修复（2026-10-19 二次）
   问题1：电脑端 auth-guard 的用户条 #_agBar（z=9998, right:16px, 宽156px）
          与 mnav-right 重叠，退出按钮被压
   问题2：手机端 mnav-drawer 内菜单被页面内容遮挡（z-index 上下文问题）
   ═══════════════════════════════════════════════════════════ */

/* ─── 修复1：电脑端给用户条让位 ─── */
@media (min-width: 901px) {
  /* 导航右侧区右移，避开 _agBar（宽约 160px + 16px 边距） */
  .mnav {
    padding-right: 180px !important;
  }
  /* _agBar 已被隐藏，nav-right 正常显示（2026-10-19 六次修） */
}

/* ─── 修复2：手机端抽屉层级 ─── */
@media (max-width: 900px) {
  /* 抽屉本身提最高 */
  .mnav-drawer {
    z-index: 999999 !important;
    position: fixed !important;
    isolation: isolate;          /* 创建独立层叠上下文 */
  }
  .mnav-drawer.open {
    display: flex !important;
  }
  /* 抽屉内所有直接子元素都要在正确层级 */
  .mnav-drawer > * {
    position: relative;
    z-index: 1;
  }
  .mnav-drawer-head {
    z-index: 3 !important;
    background: #fff !important;
  }
  .mnav-links {
    z-index: 2 !important;
    background: #fff !important;
    position: relative !important;
  }
  /* 分组和链接强制可点 */
  .mnav-grp,
  .mnav-link,
  .mnav-grp-a,
  .mnav-sub,
  .mnav-sub a {
    position: relative;
    z-index: 2;
    pointer-events: auto !important;
  }
  /* 抽屉打开时，页面其他内容不可点（除了抽屉） */
  body.mnav-open > *:not(#mnav) {
    pointer-events: none;
  }
  body.mnav-open #mnav {
    pointer-events: auto;
  }
  /* 防止 nav 的 overflow:auto 裁掉下拉 */
  #mnav {
    overflow: visible !important;
  }
}

/* ─── 修复3：任何情况下 nav 都不裁内容 ─── */
#mnav {
  overflow: visible !important;
}


/* ═══════════════════════════════════════════════════════════
   ★ 修复3（2026-10-19 三次）：手机端子菜单重叠
   根因：.mnav-sub 仍是 absolute 定位，不占流 → 叠在后一项上
   解法：手机端强制 static + 父容器 block 撑开
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  /* 父分组必须是 block，撑开高度 */
  #mnav .mnav-grp {
    display: block !important;
    width: 100% !important;
    position: relative !important;
  }
  /* 子菜单强制静态流布局，占真实空间 */
  #mnav .mnav-grp > .mnav-sub {
    position: static !important;
    display: none;
    width: 100% !important;
    background: #FAFAF8 !important;
    box-shadow: none !important;
    border: none !important;
    border-radius: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    max-height: none !important;
    overflow: visible !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    z-index: auto !important;
  }
  /* 展开时显示（占流） */
  #mnav .mnav-grp.expand > .mnav-sub {
    display: block !important;
  }
  /* 子项本身：块级，撑开 */
  #mnav .mnav-grp > .mnav-sub > a {
    display: flex !important;
    align-items: center !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 13px 20px 13px 36px !important;
    font-size: 15px !important;
    line-height: 1.4 !important;
    min-height: 48px !important;
    border-bottom: 1px solid #F0F0EE !important;
    background: transparent !important;
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
  }
  /* 分组标题也要撑开 */
  #mnav .mnav-grp > .mnav-grp-a {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    box-sizing: border-box !important;
    min-height: 52px !important;
    position: static !important;
  }
  /* 抽屉列表容器：允许滚动但内容按流排列 */
  #mnav .mnav-drawer.open .mnav-links {
    display: flex !important;
    flex-direction: column !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    height: auto !important;
    max-height: none !important;
  }
  /* 确保每个分组是 flex column 的子项，正常堆叠 */
  #mnav .mnav-drawer.open .mnav-links > * {
    flex-shrink: 0 !important;
  }
}


/* ═══════════════════════════════════════════════════════════
   ★ 导航内用户信息（2026-10-19 五次修）
   整合用户名/退出到 nav-right，取代 auth-guard 的浮动 _agBar
   ═══════════════════════════════════════════════════════════ */

/* 用户区容器 */
.mnav-user {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

/* 用户名 */
.mnav-uname {
  font-size: 12.5px;
  color: #555;
  white-space: nowrap;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 5px 10px;
  background: rgba(255, 255, 255, .7);
  border: 1px solid rgba(0, 0, 0, .07);
  border-radius: 99px;
  cursor: default;
}

/* 退出按钮 */
.mnav-logout {
  font-size: 12.5px;
  color: #C53030;
  white-space: nowrap;
  padding: 5px 10px;
  background: rgba(255, 255, 255, .7);
  border: 1px solid rgba(0, 0, 0, .07);
  border-radius: 99px;
  cursor: pointer;
  text-decoration: none;
  transition: background .14s;
}
.mnav-logout:hover { background: #FFF5F5; }

/* 登录入口 */
.mnav-login {
  font-size: 12.5px;
  color: #11564F;
  font-weight: 600;
  white-space: nowrap;
  padding: 5px 12px;
  background: rgba(17, 86, 79, .08);
  border-radius: 99px;
  text-decoration: none;
  transition: background .14s;
}
.mnav-login:hover { background: rgba(17, 86, 79, .16); }

/* 加载中 */
.mnav-userload {
  font-size: 12px;
  color: #999;
  padding: 5px 10px;
}

/* ─── 隐藏 auth-guard 的浮动用户条（避免与导航内重复+遮挡）─── */
#_agBar {
  display: none !important;
}

/* ─── 取消之前为 _agBar 让出的 padding ─── */
@media (min-width: 901px) {
  .mnav {
    padding-right: 20px !important;
  }
  .mnav-right {
    display: flex !important;
  }
}

/* ─── 手机端：用户信息藏进抽屉 ─── */
@media (max-width: 900px) {
  .mnav-right {
    display: none !important;
  }
  /* 抽屉底部显示用户信息 */
  .mnav-drawer .mnav-user-mobile {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-top: 1px solid #EFEFED;
    margin-top: auto;
    background: #FAFAF8;
  }
  .mnav-drawer .mnav-user-mobile .mnav-uname {
    padding: 8px 14px;
    font-size: 14px;
    max-width: none;
    border: none;
    background: transparent;
  }
  .mnav-drawer .mnav-user-mobile .mnav-logout {
    padding: 8px 16px;
    font-size: 14px;
    border: 1px solid #FEB2B2;
    background: #fff;
  }
  .mnav-drawer .mnav-user-mobile .mnav-login {
    padding: 10px 20px;
    font-size: 15px;
    width: 100%;
    text-align: center;
  }
}

/* 桌面端隐藏移动版用户区 */
@media (min-width: 901px) {
  .mnav-user-mobile {
    display: none !important;
  }
}


/* ══════ 强制 mnav-right 显示（2026-10-19 六次修）══════ */
@media (min-width: 901px) {
  .mnav-right {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
  }
  .mnav-user {
    display: flex !important;
  }
}


/* ═══════════════════════════════════════════════════════════
   ★ 修复（2026-10-19）：手机端抽屉底部用户区被浮动「研」按钮遮挡
   方案：给用户区加右侧留白 + 底部留白，避开浮动按钮（右下 56px 圆形）
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .mnav-user-mobile {
    padding: 16px 80px 20px 20px !important;   /* 右侧留 80px 避开浮动按钮 */
    margin-bottom: 8px !important;
  }
  .mnav-drawer .mnav-links {
    padding-bottom: 90px !important;            /* 底部留 90px 避开浮动按钮 */
  }
}