.service-tabs .nav-link {
    font-weight: 600;
    padding: 12px 16px;
    border-radius: 8px;
    color: #333;
    margin-bottom: 8px;
    text-align: left;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .service-tabs .nav-link.active {
    background: #f3f3ff;
    color: #6c2bd9;
    border-left: 4px solid #6c2bd9;
  }

  .service-details {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
  }

  .service-details h4 {
    font-weight: 700;
    margin-bottom: 15px;
  }
  .btn-proposal {
  background-color: #6c2bd9; /* violet shade */
  color: #fff;
  border: none;
  transition: all 0.3s ease;
}

.btn-proposal:hover {
  background-color: #501fa3; /* darker violet on hover */
  color: #fff;
}

/* Desktop me normal buttons */
.service-details .btn {
  margin-right: 8px;
  margin-bottom: 8px;
}

/* Mobile screens (<=576px) ke liye */
@media (max-width: 576px) {
  .service-details .btn {
    display: block;      /* full width line me */
    width: 100%;         /* pura width le */
    margin-right: 0;     /* side gap hatao */
    margin-bottom: 10px; /* neeche thoda gap do */
  }
}