body {
      font-family: 'Inter', sans-serif;
      background: linear-gradient(120deg, #f8faff 0%, #e9e4f0 100%);
      margin: 0;
      padding-top: 64px;
      min-height: 100vh;
    }

    .navbar {
      background: linear-gradient(90deg, #fff 60%, #e9e4f0 100%);
      backdrop-filter: blur(16px);
      box-shadow: 0 6px 32px rgba(138,43,226,0.10);
      border-bottom: 1.5px solid #e3d8f7;
      transition: background 0.3s, box-shadow 0.3s;
      padding-top: 2px;
      padding-bottom: 2px;
    }

    .navbar-brand {
      font-weight: 700;
      color: #8a2be2;
      letter-spacing: 1px;
      font-size: 1.5rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .navbar-nav .nav-link {
      font-weight: 500;
      color: #4b0082;
      border-radius: 10px;
      padding: 10px 20px;
      margin: 0 2px;
      transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    }

    .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
      color: #fff;
      background: linear-gradient(90deg, #8a2be2 60%, #4b0082 100%);
      box-shadow: 0 4px 16px rgba(138,43,226,0.13);
      text-shadow: 0 1px 4px rgba(75,0,130,0.08);
    }
    /* Dropdown menu tweaks */
    .dropdown-menu {
      border-radius: 16px;
      box-shadow: 0 8px 32px rgba(138,43,226,0.10);
      border: 1.5px solid #e3d8f7;
      margin-top: 8px !important;
      padding: 8px 0;
      min-width: 180px;
      background: linear-gradient(90deg, #fff 70%, #f3eaff 100%);
    }

    .dropdown-item {
      border-radius: 8px;
      margin: 2px 8px;
      padding: 10px 18px;
      color: #4b0082;
      font-weight: 500;
      transition: background 0.18s, color 0.18s;
    }

    .dropdown-item:hover, .dropdown-item:focus {
      background: linear-gradient(90deg, #e9e4f0 60%, #d1c4e9 100%);
      color: #8a2be2;
    }

    

    .content {
      margin-left: 220px;
      padding: 48px 36px 36px 36px;
      min-height: 100vh;
      background: none;
      transition: margin 0.3s, padding 0.3s;
    }

    .tool-container {
      background: linear-gradient(120deg, #fff 70%, #f3eaff 100%);
      backdrop-filter: blur(10px);
      border-radius: 24px;
      padding: 36px 32px 32px 32px;
      box-shadow: 0 8px 32px rgba(138,43,226,0.07);
      border: 1.5px solid #e3d8f7;
      margin-bottom: 32px;
      transition: box-shadow 0.2s;
    }

    .form-control {
      border-radius: 6px;
      border: 1.5px solid #d1c4e9;
      font-size: 1.13rem;
      padding: 20px 24px;
      background: #f8faff;
      box-shadow: 0 2px 8px rgba(138,43,226,0.03);
      transition: border 0.2s, box-shadow 0.2s;
      width: 100%;
      max-width: 1200px;
      min-width: 350px;
      margin-left: auto;
      margin-right: auto;
      display: block;
    }

    .btn-primary {
      background: linear-gradient(90deg, #8a2be2 60%, #4b0082 100%);
      border: none;
      border-radius: 12px;
      font-weight: 600;
      font-size: 1.08rem;
      padding: 10px 28px;
      box-shadow: 0 2px 12px rgba(138,43,226,0.08);
      transition: background 0.2s, box-shadow 0.2s;
    }

    .btn-primary:hover {
      background: linear-gradient(90deg, #4b0082 60%, #8a2be2 100%);
      box-shadow: 0 4px 18px rgba(138,43,226,0.13);
    }

    .ad-slot {
      margin-top: 30px;
      min-height: 90px;
      background: linear-gradient(90deg, #f0f4ff 60%, #e9e4f0 100%);
      border: 2px dashed #b6c4dd;
      border-radius: 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #6c757d;
      font-size: 1.08rem;
      box-shadow: 0 2px 8px rgba(138,43,226,0.04);
    }

    footer {
      text-align: center;
      padding: 22px 0 18px 0;
      margin-top: 60px;
      background: linear-gradient(90deg, #fff 60%, #e9e4f0 100%);
      backdrop-filter: blur(10px);
      font-size: 1.01rem;
      color: #4b0082;
      border-top: 1.5px solid #e3d8f7;
      box-shadow: 0 -2px 12px rgba(138,43,226,0.04);
    }

    @media (max-width: 991px) {
      .sidebar {
        display: none;
      }
      .content {
        margin-left: 0;
        padding: 20px 8px 24px 8px;
      }
    }
   .tool-list .card {
            transition: transform 0.18s cubic-bezier(.4,2,.3,1), box-shadow 0.18s;
            box-shadow: 0 2px 8px rgba(138,43,226,0.08);
            text-align: center;
            margin-left: auto;
            margin-right: auto;
            min-width: 260px;
            max-width: 320px;
            min-height: 120px;
            max-height: 160px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
          }
          .tool-list .card:hover {
            transform: translateY(-7px) scale(1.04);
            box-shadow: 0 8px 24px rgba(76,0,130,0.13);
            border: 2px solid #8a2be2;
          }
          .sidebar {
      position: fixed;
      top: 70px;
      left: 0;
      width: 240px;
      height: 100vh;
      background: #f8f9fa;
      border-right: 1px solid #e0e0e0;
      padding-top: 30px;
      z-index: 1000;
    }
    .sidebar ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .sidebar li {
      margin-bottom: 0px;
    }
    .sidebar a {
      display: block;
      padding: 8px 18px;
      color: #4b0082;
      text-decoration: none;
      font-weight: 500;
      font-size: 0.98em;
      border-radius: 0;
      transition: background 0.2s, color 0.2s, transform 0.2s;
    }
    .sidebar a:hover {
      background: none;
      color: #4b0082;
      transform: scale(1.06);
      box-shadow: none;
    }
    .content {
      margin-left: 260px;
      padding: 30px 20px 20px 20px;
    }
    @media (max-width: 900px) {
      .sidebar { position: static; width: 100%; height: auto; border-right: none; padding-top: 0; }
      .content { margin-left: 0; }
    }
    .content {
      margin-left: 260px;
      padding: 30px 20px 20px 20px;
      font-size: 0.97rem;
    }
    .content .fs-5 {
      font-size: 1.01rem !important;
    }
    @media (max-width: 900px) {
      .sidebar { position: static; width: 100%; height: auto; border-right: none; padding-top: 0; }
      .content { margin-left: 0; }
    }