/* ✅ Hide scrollbar */
    .hide-scrollbar::-webkit-scrollbar {
      display: none;
    }

    .hide-scrollbar {
      -ms-overflow-style: none;
      scrollbar-width: none;
    }

    /* ✅ Fixed header */
    .fixed-top {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 50;
      background: #fff;
    }

    /* ✅ Scrollable content */
    .content-area {
      margin-top: 150px; /* Header height के बराबर gap */
      height: calc(100vh - 150px);
      overflow-y: auto;
    }