.learning-bookend {
  max-width: 800px;
  margin: auto;
  color: #655a71;
}
.learning-bookend h2 {
  margin: 12px 0;
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  color: #51415f;
}
.learning-bookend p {
  line-height: 1.6;
}
.bookend-heading > p {
  max-width: 650px;
}
.bookend-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 20px 0;
}
.bookend-tabs .active {
  background: #eee5f8;
  border-color: #b39acb;
  color: #695080;
}
.bookend-body {
  border: 1px solid #e8dfef;
  border-radius: 16px;
  padding: clamp(16px, 4vw, 28px);
  background: #fffcf8;
  min-height: 210px;
}
.bookend-prompt {
  font-size: 1.1rem;
  line-height: 1.5;
  margin: 14px 0 20px;
}
.bookend-check {
  margin-top: 18px;
}
.bookend-number {
  display: grid;
  gap: 8px;
  max-width: 290px;
  font-size: 14px;
}
.bookend-number input {
  font: inherit;
  padding: 13px;
  border: 1px solid #cbbdd7;
  background: #fff;
  border-radius: 10px;
  min-height: 46px;
  box-sizing: border-box;
  width: 100%;
  color: #51415f;
}
.bookend-feedback > .btn {
  margin-top: 12px;
}
.bookend-card {
  padding: 8px 0;
}
.bookend-card h3 {
  line-height: 1.6;
  font-size: 1.1rem;
  margin: 18px 0;
}
.bookend-card-back {
  color: #655a71;
}
.bookend-card-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}
.bookend-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 20px;
}
.bookend-footer > p {
  max-width: 460px;
  font-size: 12px;
}
.learning-bookend button {
  min-height: 44px;
}
.learning-bookend button:focus-visible,
.learning-bookend input:focus-visible {
  outline: 3px solid #9e83bd;
  outline-offset: 3px;
}
.learning-bookend .answers {
  grid-template-columns: 1fr;
}
.learning-bookend .answer {
  font-size: 14px;
}
.learning-bookend .quiet {
  color: #81718f;
}
.learning-bookend .feedback {
  font-size: 14px;
}
@media (max-width: 560px) {
  .bookend-footer > .btn {
    width: 100%;
  }
  .bookend-card-nav > .btn {
    flex: 1;
  }
  .bookend-tabs > .btn {
    flex: 1;
  }
  .bookend-body {
    border-radius: 12px;
  }
}