.custom-openday .container {
  width: 100%;
  padding: 1rem;
  margin: 0 auto;
}

.custom-openday  .title {
  font-family: "Roboto Slab", serif;
  font-size: 30px;
  margin-bottom: 30px;
  line-height: 1.2;
  font-weight: 700;
}

.custom-openday .title-open {
  color: #003366;
}

.custom-openday .title-heidelberg {
  color: #c41e3a;
}

.custom-openday .content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.custom-openday .details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.custom-openday .detail-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 10px;
}

.custom-openday .icon {
  width: 20px;
  height: 20px;
  color: #c41e3a;
  flex-shrink: 0;
}

.custom-openday .detail-item span {
  font-weight: 500;
  color: #004470;
  font-size: 12px;
}

.custom-openday .description {
  border-top: 2px solid #c41e3a;
  padding-top: 15px;
}

.custom-openday .description p {
  font-size: 12px;
  color: #4f5e6a;
  margin-bottom: 1.25rem;
}

.custom-openday .description ul {
  list-style: none;
  margin: 1.25rem 0;
  padding : 0px;
}

.custom-openday .description li {
  font-size: 12px;
  color: #4f5e6a;
  padding-left: 1.25rem;
  position: relative;
}

.custom-openday .description li::before {
  content: "•";
  color: #4f5e6a;
  position: absolute;
  left: 0;
  font-weight: bold;
}

.custom-openday .footnote {
  color: #666;
  font-size: 0.875rem;
  margin-top: 1.5rem;
  font-style: italic;
}

/* Small tablets (480px and up) */

/* Tablets (768px and up) */
@media (min-width: 575px) {
    .custom-openday .title {
    font-size: 36px;
    margin-bottom: 40px;
  }
  .custom-openday .detail-item span {
    font-size: 13px;
  }
  .custom-openday .description p {
    font-size: 13px;
  }
  .custom-openday .description li {
    font-size: 13px;
  }
  .custom-openday .content {
    display: grid;
    grid-template-columns: minmax(300px, 1fr) 2fr;
    gap: 3rem;
    position: relative;
    padding-top: 30px;
  }
  .custom-openday .details {
    border-right: 2px solid #c41e3a;
  }
  .custom-openday .description {
    border-top: none;
    padding-top: 0;
    padding-left: 15px;
  }
}

/* Desktop (1024px and up) */
@media (min-width: 992px) {
    .custom-openday .title {
    font-size: 57px;
  }
  .custom-openday .detail-item {
    margin-bottom: 0;
  }
  .custom-openday .detail-item span {
    font-size: 18px;
  }
  .custom-openday .description p {
    font-size: 18px;
  }
  .custom-openday .description li {
    font-size: 18px;
  }
  .custom-openday .content {
    display: grid;
    grid-template-columns: minmax(300px, 1fr) 2fr;
    gap: 3rem;
    position: relative;
    padding-top: 30px;
  }
  .custom-openday .details {
    border-right: 2px solid #c41e3a;
  }
  .custom-openday .description {
    border-top: none;
    padding-top: 0;
    padding-left: 15px;
  }
}