:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --ink: #191f28;
  --muted: #6b7684;
  --line: #e6eaf0;
  --panel: #ffffff;
  --soft: #f2f6ff;
  --accent: #3182f6;
  --income: #0c9b72;
  --expense: #e5484d;
  --saving: #5b5bd6;
  --shadow: 0 12px 32px rgba(20, 25, 35, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(49, 130, 246, 0.12), transparent 320px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(245, 247, 251, 0) 260px),
    var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}

button,
input,
select {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

input,
select {
  width: 100%;
  padding: 0 12px;
}

button {
  cursor: pointer;
  padding: 0 14px;
  font-weight: 800;
  transition: transform 150ms ease, background 150ms ease, box-shadow 150ms ease;
}

button:active,
.transaction-card:active,
.pressable:active {
  transform: scale(0.985);
}

button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
  box-shadow: 0 10px 22px rgba(49, 130, 246, 0.22);
}

.full {
  width: 100%;
}

.hidden {
  display: none;
}

.app-shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 26px 0 48px;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 112px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: 30px;
}

h2 {
  font-size: 18px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.metric,
.side-panel,
.entry-panel,
.ledger-panel,
.list-panel {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.metric {
  min-height: 104px;
  padding: 16px;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.metric:hover,
.pressable:hover,
.transaction-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 44px rgba(20, 25, 35, 0.12);
}

.metric span,
.metric small {
  color: var(--muted);
  font-size: 13px;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 23px;
  font-variant-numeric: tabular-nums;
}

.metric.income strong {
  color: var(--income);
}

.metric.expense strong {
  color: var(--expense);
}

.metric.saving strong,
.metric.investment-total strong {
  color: var(--saving);
}

.main-grid {
  display: grid;
  grid-template-columns: 208px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.side-panel {
  position: sticky;
  top: 16px;
  padding: 12px;
}

.tabs {
  display: grid;
  gap: 8px;
}

.tab {
  justify-content: start;
  text-align: left;
  border-color: transparent;
  background: transparent;
}

.tab.active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.month-card {
  margin-top: 12px;
  border-radius: 18px;
  background: var(--soft);
  padding: 14px;
}

.month-card span,
.month-card small {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.month-card strong {
  display: block;
  margin: 8px 0 4px;
  font-size: 22px;
  font-variant-numeric: tabular-nums;
}

.content,
.view.active {
  display: grid;
  gap: 16px;
}

.view {
  display: none;
}

.transaction-layout,
.split-panel {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 16px;
}

.single-layout {
  grid-template-columns: 1fr;
}

.entry-panel,
.ledger-panel,
.list-panel {
  padding: 18px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.filter-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-row input,
.filter-row select {
  width: min(150px, 38vw);
}

.filter-row .icon-fab {
  width: 44px;
  padding: 0;
  border-radius: 50%;
  font-size: 22px;
}

.account-browse-row {
  display: grid;
  grid-template-columns: minmax(96px, 130px) minmax(0, 1fr) 44px;
  gap: 8px;
}

.excel-row {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin: 0;
  flex-wrap: wrap;
}

.ledger-actions {
  justify-content: flex-start;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.ledger-actions.align-end {
  justify-content: flex-end;
}

.subtle-button {
  display: inline-grid;
  place-items: center;
  min-height: 38px;
  border: 1px solid rgba(49, 130, 246, 0.16);
  border-radius: 999px;
  background: var(--soft);
  color: var(--accent);
  padding: 0 13px;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
}

.file-button {
  width: auto;
}

.file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.entry-panel {
  display: grid;
  gap: 12px;
  align-content: start;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  background: rgba(25, 31, 40, 0.38);
  padding: 20px;
}

.modal.hidden {
  display: none;
}

.modal-panel {
  width: min(460px, calc(100vw - 32px));
  max-height: calc(100vh - 40px);
  overflow: auto;
}

.compact-head {
  margin-top: 16px;
}

.sub-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 4px;
  border-radius: 18px;
  background: var(--soft);
}

.sub-tab {
  min-height: 40px;
  border-color: transparent;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
}

.sub-tab.active {
  background: #fff;
  color: var(--accent);
  box-shadow: 0 8px 18px rgba(20, 25, 35, 0.08);
}

.stats-pane {
  display: none;
}

.stats-pane.active {
  display: block;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  color: var(--ink);
  font-weight: 800;
}

.checkbox-row input {
  width: 20px;
  min-height: 20px;
}

.recurring-fields {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--soft);
  padding: 12px;
}

.recurring-fields.hidden {
  display: none;
}

.segmented {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.segmented input {
  position: absolute;
  opacity: 0;
}

.segmented span {
  display: grid;
  place-items: center;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--muted);
  font-weight: 900;
  transition: background 150ms ease, color 150ms ease, border 150ms ease;
}

.segmented input:checked + span {
  border-color: var(--accent);
  background: rgba(49, 130, 246, 0.09);
  color: var(--accent);
}

.category-picker {
  display: grid;
  gap: 10px;
}

.quick-templates {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.template-chip {
  min-height: 34px;
  white-space: nowrap;
  border-radius: 999px;
  background: var(--soft);
  color: var(--accent);
  border-color: rgba(49, 130, 246, 0.16);
  font-size: 12px;
}

.search-results {
  display: grid;
  gap: 8px;
}

.search-result {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  padding: 10px 12px;
  text-align: left;
  box-shadow: none;
}

.search-result strong,
.search-result span,
.search-result small {
  display: block;
}

.search-result strong {
  font-size: 14px;
}

.search-result span,
.search-result small {
  color: var(--muted);
  font-size: 12px;
}

.search-result > em {
  color: var(--accent);
  font-size: 12px;
  font-style: normal;
}

.settings-grid {
  display: grid;
  gap: 12px;
}

.settings-action {
  display: grid;
  gap: 6px;
  min-height: 74px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  padding: 15px;
  text-align: left;
  box-shadow: 0 10px 22px rgba(20, 25, 35, 0.05);
}

.settings-action strong {
  color: var(--ink);
  font-size: 15px;
}

.settings-action span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.settings-actions-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.subtle-button.danger {
  color: #e5484d;
  border-color: rgba(229, 72, 77, 0.25);
  background: #fff5f5;
}

.settings-card {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  padding: 15px;
}

.settings-note {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.settings-note code {
  padding: 2px 5px;
  border-radius: 7px;
  background: var(--soft);
  color: var(--ink);
}

.setup-panel {
  max-width: min(760px, calc(100vw - 28px));
}

.setup-copy {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.setup-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.setup-recommendation {
  display: grid;
  gap: 12px;
}

.setup-summary {
  display: grid;
  gap: 5px;
  padding: 14px;
  border-radius: 16px;
  background: var(--soft);
}

.setup-summary span,
.setup-summary small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.setup-summary strong {
  color: var(--ink);
  font-size: 24px;
}

.setup-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.setup-columns section {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.setup-columns h3 {
  margin: 0;
  font-size: 14px;
}

.setup-columns p {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.setup-columns b {
  color: var(--ink);
  white-space: nowrap;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.order-settings {
  display: grid;
  gap: 8px;
}

.order-settings > strong {
  color: var(--muted);
  font-size: 13px;
}

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

.order-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--soft);
}

.order-item span {
  color: var(--ink);
  font-weight: 800;
}

.order-item div {
  display: flex;
  gap: 6px;
}

.order-item .icon-button:disabled {
  opacity: 0.35;
  cursor: default;
}

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

.pairing-status strong,
.pairing-status b {
  color: var(--ink);
  font-size: 16px;
}

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

.pairing-form {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
}

.fixed-category-picker {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.browse-picker {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 14px;
}

select:disabled {
  background: #f7f9fc;
  color: #b0b8c1;
}

.save-state,
.pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 0 9px;
  background: var(--soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
}

.transaction-list,
.card-list,
.stats-list {
  display: grid;
  gap: 10px;
}

.transaction-card,
.info-card,
.stat-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #ffffff;
  padding: 14px;
  transition: transform 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

.transaction-card {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
}

.transaction-card strong,
.info-card strong,
.stat-card strong {
  display: block;
}

.transaction-card small,
.transaction-card .date,
.info-card span,
.info-card em {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
}

.transaction-card .amount {
  text-align: right;
  min-width: 116px;
}

.transaction-card .amount span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.transaction-card .amount strong {
  font-size: 18px;
  font-variant-numeric: tabular-nums;
}

.transaction-card.income .amount strong {
  color: var(--income);
}

.transaction-card.expense .amount strong {
  color: var(--expense);
}

.transaction-card.saving .amount strong {
  color: var(--saving);
}

.asset-balance-card {
  background: linear-gradient(180deg, #ffffff, #f7fbff);
}

.asset-balance-card b {
  display: block;
  margin: 6px 0;
  color: var(--ink);
  font-size: 24px;
  font-variant-numeric: tabular-nums;
}

.gain-positive {
  color: var(--expense);
  font-weight: 900;
}

.gain-negative {
  color: var(--accent);
  font-weight: 900;
}

.icon-button {
  min-height: 28px;
  margin-top: 8px;
  border-radius: 999px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 900;
}

.icon-button.danger {
  border-color: rgba(229, 72, 77, 0.18);
  background: rgba(229, 72, 77, 0.08);
  color: var(--expense);
}

.setting-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
  gap: 8px;
  align-items: end;
  margin-top: 10px;
}

.bar {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) 112px;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
}

.bar span,
.bar em {
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
}

.track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: #ecefea;
}

.fill {
  height: 100%;
}

.fill.income {
  background: var(--income);
}

.fill.expense {
  background: var(--expense);
}

.fill.saving {
  background: var(--saving);
}

.empty {
  margin: 0;
  color: var(--muted);
}

.calendar-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin: 22px 0 12px;
}

.calendar-head input {
  width: 170px;
}

.calendar-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.calendar-summary article {
  border-radius: 16px;
  background: var(--soft);
  padding: 12px;
}

.calendar-summary span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.calendar-summary strong {
  display: block;
  margin-top: 4px;
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.calendar-grid > b {
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.calendar-grid > b.holiday-text,
.calendar-day.holiday > strong {
  color: var(--expense);
}

.calendar-grid > b.saturday-text,
.calendar-day.saturday > strong {
  color: var(--accent);
}

.calendar-day {
  min-height: 92px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  padding: 9px;
}

.calendar-day strong,
.calendar-day span {
  display: block;
}

.calendar-day strong {
  margin-bottom: 6px;
}

.calendar-day span {
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.calendar-day .income {
  color: var(--income);
}

.calendar-day .expense {
  color: var(--expense);
}

.calendar-day .saving {
  color: var(--saving);
}

.muted-day {
  opacity: 0.35;
}

.todo-panel {
  margin-top: 16px;
}

.todo-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.todo-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  padding: 10px 12px;
}

.todo-item.done span {
  color: var(--muted);
  text-decoration: line-through;
}

.chart-layout {
  display: grid;
  grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
  gap: 18px;
  align-items: center;
}

#categoryPieChart {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 1;
}

.pie-legend {
  display: grid;
  gap: 8px;
}

.pie-legend article {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.pie-legend i {
  width: 12px;
  height: 12px;
  border-radius: 999px;
}

#toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  max-width: min(360px, calc(100vw - 40px));
  border-radius: 16px;
  background: var(--ink);
  color: #fff;
  padding: 12px 14px;
  opacity: 0;
  transform: translateY(8px);
  transition: 160ms ease;
  pointer-events: none;
}

#toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .app-shell {
    width: min(100vw - 20px, 720px);
  }

  .hero {
    align-items: stretch;
    flex-direction: column;
  }

  .summary-grid,
  .main-grid,
  .transaction-layout,
  .split-panel {
    grid-template-columns: 1fr;
  }

  .side-panel {
    position: static;
  }

  .tabs {
    grid-template-columns: repeat(4, minmax(70px, 1fr));
    overflow-x: auto;
  }

  .tab {
    justify-content: center;
    text-align: center;
    white-space: nowrap;
  }

  .month-card {
    display: none;
  }

  .panel-head {
    align-items: stretch;
    flex-direction: column;
  }

  .filter-row input,
  .filter-row select {
    width: 100%;
  }

  .filter-row .icon-fab {
    width: 100%;
    border-radius: 14px;
  }

  .account-browse-row {
    grid-template-columns: 1fr 1fr 44px;
  }

  .setup-grid,
  .setup-columns,
  .settings-actions-grid {
    grid-template-columns: 1fr;
  }

  .excel-row {
    justify-content: stretch;
  }

  .excel-row > * {
    flex: 1;
  }

  .browse-picker {
    grid-template-columns: 1fr;
  }

  .fixed-category-picker {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .setting-row,
  .calendar-summary,
  .sub-tabs,
  .chart-layout,
  .pairing-form,
  .todo-form {
    grid-template-columns: 1fr;
  }

  .calendar-grid {
    gap: 4px;
  }

  .calendar-day {
    min-height: 76px;
    padding: 7px;
  }
}