.modal {
      display: none;
    }

.modal.is-open {
      display: block;
    }

.modal__overlay {
      position: fixed;
      inset: 0;
      background: rgba(0, 0, 0, 0.6);
      display: flex;
      justify-content: center;
      align-items: center;
      padding: 20px;
      z-index: 9999;
    }

.modal__container {
      background: #fff;
      padding: 24px;
      max-width: 500px;
      width: 100%;
      border-radius: 12px;
      position: relative;
    }

.modal__close {
      position: absolute;
      top: 10px;
      right: 12px;
      background: none;
      border: none;
      font-size: 24px;
      cursor: pointer;
    }

form {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-top: 16px;
    }

input, textarea, button {
      padding: 12px;
      font-size: 16px;
    }

button[type="submit"] {
      cursor: pointer;
    }