/* ===== 全局隐藏 ===== */
footer, [class*="Footer-root"], [class*="footer"], [class*="footer-root"], [class*="Footer"] {
    display: none !important;
}

/* 隐藏侧边栏Logo */
.MuiDrawer-docked a[href="/"] { display: none !important; }

/* 隐藏AppBar中的品牌Logo区域和品牌名 */
.MuiAppBar-root .MuiToolbar-root > .MuiBox-root:first-child { display: none !important; }
.MuiAppBar-root a[href="/"] { display: none !important; }
.MuiAppBar-root .MuiToolbar-root h6,
.MuiAppBar-root .MuiToolbar-root .MuiTypography-h6 { display: none !important; }

/* 侧边栏z-index正常 */
.MuiDrawer-docked { z-index: 1200 !important; }
.MuiDrawer-docked .MuiDrawer-paper { z-index: 1200 !important; }

/* 公告/主题按钮：背景透明，只显示图标 */
.MuiAppBar-root .MuiToolbar-root button .MuiAvatar-rounded { background-color: transparent !important; box-shadow: none !important; border: none !important; }
.MuiAppBar-root .MuiToolbar-root button .MuiAvatar-rounded .iconify { display: inline-block !important; }