*{-webkit-user-select:none!important;-moz-user-select:none!important;user-select:none!important}input,textarea,[contenteditable]{-webkit-user-select:text!important;user-select:text!important}
      @media (max-width: 900px) {
        .sidebar {
          width: min(360px, calc(100vw - 18px));
          transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .sidebar-close-btn {
          display: flex;
          align-items: center;
          justify-content: center;
          position: absolute;
          top: 14px;
          left: 14px;
          width: 38px;
          height: 38px;
          border-radius: 50%;
          background: var(--bg-page);
          border: 1.5px solid var(--border);
          color: var(--text-muted);
          font-size: 1.2rem;
          cursor: pointer;
          z-index: 202;
          backdrop-filter: blur(8px);
          -webkit-backdrop-filter: blur(8px);
        }
        .sidebar-close-btn:hover {
          background: rgba(239, 68, 68, 0.1);
          border-color: #ef4444;
          color: #ef4444;
          transform: scale(1.08);
        }
        .sidebar .sidebar-scroll-area {
          padding-top: 60px;
        }
      }
      @media (min-width: 901px) {
        .sidebar-close-btn { display: none; }
      }

* { -webkit-user-select: none !important; -moz-user-select: none !important;
      -ms-user-select: none !important; user-select: none !important; }
  input, textarea, [contenteditable] {
    -webkit-user-select: text !important; user-select: text !important; }