.mode-tabs,
.radio-group,
.form-section { background: rgba(255,252,245,.42); }
.mode-tab,
.radio { color: var(--tx2); background: rgba(255,253,248,.48); border-color: var(--bd); }
.mode-tab.active,
.radio:has(input:checked) {
  color: var(--zh-vermilion);
  background: rgba(132,54,47,.08);
  border-color: rgba(132,54,47,.35);
  box-shadow: none;
}
.upload-zone,
.upload-area,
.upload-placeholder {
  color: var(--tx2);
  background: rgba(255,253,248,.58);
  border-color: rgba(54,93,80,.24);
}
.upload-zone:hover,
.upload-area:hover { border-color: var(--zh-pine); background: rgba(54,93,80,.055); }
.submit.loading,
.submit-btn.loading,
button[disabled] { opacity: .56; cursor: not-allowed; box-shadow: none; }
.calendar-only-fields[hidden] { display: none !important; }

.pillar-intro {
  margin: 0 0 16px;
  color: var(--tx2);
  font-size: 13px;
  line-height: 1.75;
  text-align: center;
}
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.pillar-column {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 8px;
}
.pillar-column .pillar-label {
  color: var(--zh-vermilion);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  text-align: center;
}
.pillar-column select {
  width: 100%;
  min-height: 44px;
  text-align: center;
}
.pillar-error {
  min-height: 2.8em;
  color: var(--zh-vermilion);
  font-size: 11px;
  line-height: 1.4;
}
.pillar-candidates {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding: 16px;
  color: var(--tx);
  background: rgba(255,253,248,.72);
  border: 1px solid rgba(54,93,80,.22);
  border-radius: 10px;
}
.pillar-candidates[hidden] { display: none; }
.pillar-candidates-title {
  margin: 0;
  color: var(--tx);
  font-size: 15px;
  text-align: center;
}
.pillar-candidate,
.pillar-action {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--tx);
  background: rgba(54,93,80,.06);
  border: 1px solid rgba(54,93,80,.28);
  border-radius: 8px;
  font: inherit;
  line-height: 1.45;
  cursor: pointer;
}
.pillar-candidate:hover,
.pillar-action:hover { border-color: var(--zh-pine); background: rgba(54,93,80,.1); }
.pillar-midpoint-notice,
.pillar-no-match {
  margin: 0;
  color: var(--tx2);
  font-size: 12px;
  line-height: 1.65;
  text-align: center;
}
.pillar-candidate-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.pillar-action-primary {
  color: #fffdf8;
  background: var(--zh-pine);
  border-color: var(--zh-pine);
}
@media (max-width: 768px) {
  select, input, textarea, button, .radio, .mode-tab { min-height: 44px; }
  .pillar-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 420px) {
  .pillar-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .pillar-column { gap: 6px; }
  .pillar-column select { min-height: 44px; padding-left: 8px; padding-right: 26px; }
  .pillar-candidates { padding: 12px; }
  .pillar-candidate-actions { grid-template-columns: 1fr; }
}