:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-soft: #f9fafb;
  --text: #17202a;
  --muted: #667485;
  --line: #d9e0e8;
  --line-strong: #b8c3cf;
  --accent: #1f6f63;
  --accent-strong: #18594f;
  --blue: #2457a6;
  --red: #b42318;
  --amber: #946200;
  --green: #2f6d3a;
  --violet: #6f3f86;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
.text-link {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  padding: 0 13px;
  text-decoration: none;
  cursor: pointer;
}

button:hover,
.text-link:hover {
  border-color: var(--accent);
}

button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

button.primary:hover {
  background: var(--accent-strong);
}

button.quiet {
  color: var(--muted);
}

.app-shell {
  width: min(1360px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0 36px;
}

.topbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 4px;
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 16px;
  letter-spacing: 0;
}

.topbar p {
  margin-bottom: 0;
  color: var(--muted);
}

.topbar-actions {
  display: flex;
  align-items: end;
  gap: 10px;
}

.text-link {
  display: inline-flex;
  align-items: center;
}

.token-field,
.field {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 13px;
}

.token-field {
  width: min(260px, 42vw);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
}

input,
select {
  height: 36px;
  padding: 0 10px;
}

textarea {
  display: block;
  min-height: 78px;
  padding: 10px 11px;
  resize: vertical;
}

textarea:focus,
input:focus,
select:focus {
  border-color: var(--accent);
  outline: 2px solid rgba(31, 111, 99, 0.14);
}

.quick-add,
.tag-sidebar,
.detail-panel,
.debug-form,
.debug-output {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.quick-add {
  padding: 12px;
}

.actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 10px;
}

.autosave,
.checkbox-field {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
}

.autosave {
  margin-right: auto;
}

.autosave input,
.checkbox-field input {
  width: 16px;
  height: 16px;
}

.draft-preview {
  display: grid;
  gap: 8px;
  margin-top: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-soft);
}

.inline-json {
  overflow: auto;
  max-height: 220px;
  margin: 8px 0 0;
  color: #263746;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.tabs {
  display: flex;
  gap: 8px;
  margin: 16px 0 10px;
  overflow-x: auto;
}

.tab {
  flex: 0 0 auto;
}

.tab.active {
  border-color: var(--blue);
  color: var(--blue);
  background: #eef4ff;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(220px, 0.52fr) minmax(340px, 0.9fr) minmax(380px, 1.08fr);
  gap: 12px;
  align-items: start;
}

.tag-sidebar,
.task-column,
.detail-panel {
  min-height: 430px;
}

.tag-sidebar {
  padding: 12px;
}

.task-column {
  padding: 0;
}

.detail-panel {
  padding: 12px;
}

.list-toolbar,
.details-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.list-toolbar {
  margin-bottom: 10px;
}

.list-toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.tag-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.tag-sidebar-header h2 {
  font-size: 18px;
}

.compact-field {
  margin-bottom: 10px;
}

.tag-active-filters,
.tag-tree,
.tag-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-active-filters {
  min-height: 30px;
  margin-bottom: 10px;
}

.tag-tree {
  display: grid;
  gap: 5px;
  max-height: 340px;
  overflow: auto;
  padding-right: 2px;
}

.tag-tree-item {
  display: block;
  width: 100%;
  min-height: 32px;
  padding-left: calc(10px + var(--tag-depth, 0) * 14px);
  text-align: left;
  overflow-wrap: anywhere;
}

.tag-tree-item.active {
  border-color: var(--blue);
  color: var(--blue);
  background: #eef4ff;
}

.tag-sidebar-hint {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.tag-create {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.tag-create-form {
  display: grid;
  gap: 8px;
}

.tag-chip {
  min-height: 26px;
  border-radius: 999px;
  padding: 0 9px;
  background: #eef1f4;
  color: var(--muted);
  font-size: 12px;
}

.tag-chip.selected,
.tag-chip.editable {
  border-color: var(--blue);
  color: var(--blue);
  background: #eef4ff;
}

.tag-chip.muted {
  background: #f2f4f6;
  color: var(--muted);
}

.task-list {
  display: grid;
  gap: 8px;
}

.task-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 72px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.task-item.selected {
  border-color: var(--blue);
  box-shadow: inset 3px 0 0 var(--blue);
}

.task-item.done {
  background: var(--surface-soft);
}

.task-body {
  display: grid;
  gap: 7px;
  min-height: 48px;
  min-width: 0;
  border: 0;
  padding: 0;
  text-align: left;
}

.task-title {
  font-weight: 650;
  overflow-wrap: anywhere;
}

.task-item.done .task-title,
.subtask-row.done strong {
  color: var(--muted);
  text-decoration: line-through;
}

.task-meta,
.subtask-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.pill,
.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 23px;
  max-width: 100%;
  padding: 0 8px;
  border-radius: 999px;
  background: #eef1f4;
  color: var(--muted);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.status-badge.open {
  background: #edf7f4;
  color: var(--accent-strong);
}

.status-badge.done {
  background: #eef8ee;
  color: var(--green);
}

.status-badge.archived {
  background: #eef1f4;
  color: var(--muted);
}

.pill.high,
.pill.now {
  background: #fff1f0;
  color: var(--red);
}

.pill.soon,
.pill.planned,
.pill.warning {
  background: #fff7e6;
  color: var(--amber);
}

.pill.range {
  background: #eef8ee;
  color: var(--green);
}

.pill.vague {
  background: #f7eef8;
  color: var(--violet);
}

.pill.deadline_day {
  background: #fff0f0;
  color: #8f2f2f;
}

.pill.project {
  background: #edf7f4;
  color: var(--accent-strong);
}

.pill.place {
  background: #f1f6e8;
  color: #526a1f;
}

.pill.reminder {
  background: #fff3ed;
  color: #9a4a1f;
}

.pill.subtasks,
.pill.confidence {
  background: #eef4ff;
  color: var(--blue);
}

.task-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.details-empty {
  display: grid;
  min-height: 400px;
  place-items: center;
  color: var(--muted);
}

.task-details {
  display: grid;
  gap: 14px;
}

.details-header {
  display: grid;
}

.details-header h2 {
  overflow-wrap: anywhere;
}

.details-form {
  display: grid;
  gap: 10px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.subtasks-section {
  display: grid;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.context-tag-editor {
  display: grid;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.context-summary {
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-soft);
}

.context-line {
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 13px;
}

.context-line strong {
  color: var(--text);
  overflow-wrap: anywhere;
}

.subtask-list {
  display: grid;
  gap: 7px;
}

.subtask-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: start;
  min-height: 38px;
  padding-left: 10px;
  border-left: 3px solid var(--line-strong);
}

.subtask-content {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.subtask-content strong {
  overflow-wrap: anywhere;
}

.subtask-empty,
.empty {
  color: var(--muted);
}

.subtask-empty {
  margin-bottom: 0;
}

.subtask-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.debug-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(360px, 1.2fr);
  gap: 12px;
}

.debug-form,
.debug-output {
  padding: 12px;
}

.preview {
  overflow: auto;
  min-height: 360px;
  max-height: 70vh;
  margin: 10px 0 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-soft);
  color: #263746;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

@media (max-width: 940px) {
  .workspace,
  .debug-layout {
    grid-template-columns: 1fr;
  }

  .detail-panel,
  .tag-sidebar,
  .task-column {
    min-height: auto;
  }

  .tag-tree {
    max-height: none;
  }
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100% - 20px, 1360px);
    padding-top: 14px;
  }

  .topbar,
  .topbar-actions {
    display: grid;
    align-items: stretch;
  }

  .token-field {
    width: 100%;
  }

  h1 {
    font-size: 24px;
  }

  .actions {
    flex-wrap: wrap;
  }

  .autosave {
    flex-basis: 100%;
  }

  .task-item,
  .form-row,
  .subtask-form {
    grid-template-columns: 1fr;
  }

  .list-toolbar {
    display: grid;
  }

  .list-toolbar-actions {
    justify-content: stretch;
  }

  .list-toolbar-actions button {
    width: 100%;
  }

  .task-actions {
    justify-content: space-between;
  }
}