.history-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.6fr) minmax(0, 1.4fr);
  gap: 20px;
}

.period-control {
  display: grid;
  gap: 12px;
  align-content: start;
}

.metric-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 13px;
}

.metric-row strong {
  color: var(--leaf-dark);
  font-family: var(--mono);
}

.condition-note {
  margin-top: 13px;
  padding: 12px;
  background: var(--sky-soft);
}

.history-list {
  display: grid;
  gap: 8px;
  max-height: 300px;
  overflow-y: auto;
}

.history-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

.history-item.is-selected {
  background: var(--leaf-soft);
}

.history-open {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.history-date {
  color: var(--leaf);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 900;
}

.history-title {
  font-size: 14px;
}

.history-preview {
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.history-actions {
  display: flex;
  align-items: start;
  gap: 10px;
}

.empty-state {
  padding: 24px 18px;
  border: 1px dashed var(--line-strong);
  color: var(--ink-soft);
  text-align: center;
  line-height: 1.5;
}

.empty-state.compact {
  padding: 18px;
}

.export-grid {
  display: grid;
  grid-template-columns: minmax(150px, 0.35fr) minmax(170px, 0.4fr) minmax(0, 1.25fr);
  gap: 15px;
  align-items: end;
}

.export-field {
  display: grid;
  gap: 7px;
}

.export-actions {
  flex-wrap: wrap;
}

.summary-output {
  width: 100%;
  min-height: 165px;
  margin-top: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--paper-deep);
  color: var(--ink-soft);
  line-height: 1.55;
  resize: vertical;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  padding: 20px;
  place-items: center;
  background: rgba(19, 48, 31, 0.42);
}

.modal-backdrop[hidden] {
  display: none;
}

.modal-panel {
  width: min(600px, 100%);
  max-height: min(720px, calc(100vh - 40px));
  overflow: auto;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--paper);
  box-shadow: 0 26px 80px rgba(9, 32, 18, 0.3);
}

.modal-header {
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.modal-header h2 {
  font-size: 30px;
}

.modal-close {
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--ink-soft);
  font-size: 20px;
}

.update-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.update-item {
  display: grid;
  grid-template-columns: 94px minmax(0, auto) 1fr;
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.update-date {
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 11px;
}

.update-label {
  color: var(--leaf);
  font-size: 12px;
}

.update-text {
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.5;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 30;
  width: min(390px, calc(100vw - 40px));
  padding: 15px 17px;
  border: 1px solid var(--line-strong);
  border-radius: 13px;
  background: var(--paper);
  box-shadow: 0 18px 50px rgba(18, 59, 32, 0.22);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.toast-inner {
  align-items: start;
  gap: 10px;
}

.toast-mark {
  color: var(--leaf);
  font-size: 20px;
}

.toast strong {
  display: block;
  color: var(--leaf-dark);
  font-size: 14px;
}

.toast p {
  margin-top: 3px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
}