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max(24px, env(safe-area-inset-bottom))}}@media (width<=360px){.theme-options{gap:8px}.theme-option{padding:8px}.theme-option-name{font-size:12px}}@media (width>=761px) and (width<=1180px){.app-header:not(.admin-header) .header-actions>button:not(.mobile-sync-button){display:none}.app-header:not(.admin-header) .mobile-menu{display:block;position:relative}.app-header:not(.admin-header) :is(.mobile-sync-button,.mobile-menu-trigger){border:1px solid var(--line-strong);width:44px;height:44px;color:var(--navy-900);cursor:pointer;background:#fff;border-radius:12px;justify-content:center;align-items:center;padding:0;display:inline-flex}.app-header:not(.admin-header) .mobile-sync-button.is-saved{background:var(--green-soft);color:#0d6b31}.app-header:not(.admin-header) .mobile-sync-button:is(.is-error,.is-conflict){background:var(--red-soft);color:var(--red)}.app-header:not(.admin-header) .mobile-menu-panel{z-index:30;border:1px solid var(--line);width:230px;color:var(--navy-950);background:#fff;border-radius:16px;gap:4px;padding:8px;display:grid;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 12px 32px #0824512e}.app-header:not(.admin-header) .mobile-menu-panel button{min-height:44px;color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:8px;align-items:center;gap:12px;padding:0 12px;font-size:14px;font-weight:750;display:flex}.app-header:not(.admin-header) .mobile-menu-panel button:hover{background:var(--blue-50)}html[data-theme=glass] .app-header .mobile-menu-panel{background:var(--glass-panel);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur)}}@media (prefers-reduced-motion:reduce){.transparency-option input,.transparency-option input:after,html[data-theme=glass] :is(.header-actions>button,.secondary-action,.course-management-actions button,.mobile-menu-trigger,.theme-button){transition:none}}