.ia-seminar-options {
  display: grid;
  gap: 10px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.ia-seminar-options__legend {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.ia-seminar-option {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  box-sizing: border-box;
  padding: 10px 14px;
  border: 1px solid #aab6c4;
  border-radius: 4px;
  background: #fff;
  color: #0c223e;
  cursor: pointer;
  transition: border-color 160ms ease, background-color 160ms ease;
}

.ia-seminar-option:hover:not(.is-full),
.ia-seminar-option:has(input:checked) {
  border-color: #b4892b;
  background: #fbf7ed;
}

.ia-seminar-option:focus-within {
  outline: 2px solid #b4892b;
  outline-offset: 2px;
}

.ia-seminar-option input[type="radio"] {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: #b4892b;
}

.ia-seminar-option__date {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 16px;
  line-height: 1.45;
  font-weight: 600;
}

.ia-seminar-option__status {
  flex: none;
  font-size: 13px;
  line-height: 1.4;
  font-weight: 700;
  color: #77551b;
}

.ia-seminar-option.is-full {
  background: #f1f3f5;
  border-color: #c6ccd3;
  color: #596574;
  cursor: not-allowed;
}

.ia-seminar-option.is-full .ia-seminar-option__status {
  color: #425063;
}

.ia-seminar-options__empty {
  margin: 0;
  color: #425063;
  font-size: 15px;
}

@media (max-width: 480px) {
  .ia-seminar-option { flex-wrap: wrap; }
  .ia-seminar-option__status { margin-left: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  .ia-seminar-option { transition: none; }
}