@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  color-scheme: light;
  --navy: #02060F;
  --charcoal: #16191E;
  --graphite: #292B2D;
  --soft-white: #EEECEA;
  --ink: #16191E;
  --muted: #6F6A62;
  --line: #D8D2C8;
  --panel: #F7F4EF;
  --soft: #EDEAE5;
  --bg: #EDEAE5;
  --green: #5B86A8;
  --blue: #5B86A8;
  --gold: #C8945F;
  --red: #9F5B52;
  --shadow-sm: 0 8px 24px rgba(2,6,15,0.08);
  --shadow-md: 0 14px 34px rgba(2,6,15,0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: Inter, 'Avenir Next', 'Helvetica Neue', Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

/* ─── Shell ────────────────────────────────────────────────── */

.app-shell {
  width: min(1480px, calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

/* ─── Hero ─────────────────────────────────────────────────── */

.hero {
  min-height: 172px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(247,244,239,0.96) 0%, rgba(247,244,239,0.9) 56%, rgba(237,234,229,0.76) 100%),
    radial-gradient(circle at right center, rgba(91, 134, 168, 0.18) 0%, rgba(91, 134, 168, 0) 42%);
  box-shadow: var(--shadow-sm);
}

.hero-copy {
  display: grid;
  gap: 8px;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 600;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
}

.eyebrow {
  margin: 0;
  color: var(--gold);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 860px;
  margin-bottom: 0;
  font-size: clamp(2.15rem, 4.4vw, 4.1rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0;
  color: currentColor;
}

.hero-subtitle {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.4;
}

h2 {
  margin-bottom: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0;
}

/* ─── Buttons ──────────────────────────────────────────────── */

.hero-actions {
  display: inline-flex;
  flex-wrap: nowrap;
  gap: 4px;
  align-self: center;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(237,234,229,0.8);
}

.tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 5px;
  width: 100%;
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(247,244,239,0.78);
}

.chart-toggle {
  display: inline-flex;
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
}

.mode-btn,
.tab,
.chart-mode {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 6px;
  padding: 0 14px;
  color: var(--muted);
  background: transparent;
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  text-decoration: none;
  transition: color 120ms, background 120ms;
}

.mode-btn.is-active,
.tab.is-active,
.chart-mode.is-active {
  color: var(--navy);
  background: var(--gold);
  box-shadow: 0 8px 18px rgba(200,148,95,0.24);
}

.mode-btn:not(.is-active):hover,
.tab:not(.is-active):hover,
.chart-mode:not(.is-active):hover {
  color: var(--ink);
  background: rgba(200,148,95,0.12);
}

.hero .mode-btn:not(.is-active),
.hero .wiki-link {
  color: var(--muted);
}

.hero .mode-btn:not(.is-active):hover,
.hero .wiki-link:hover {
  color: var(--navy);
  background: rgba(200,148,95,0.14);
}

.wiki-link {
  border-left: 1px solid var(--line);
}

/* ─── Summary cards ────────────────────────────────────────── */

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

.metric {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-sm);
  padding: 18px 20px;
}

.metric span,
label span {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.metric strong {
  display: block;
  margin: 10px 0 3px;
  font-size: clamp(1.45rem, 2.2vw, 2.3rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
}

.metric small {
  color: var(--muted);
  font-size: 0.78rem;
}

/* ─── Workspace ────────────────────────────────────────────── */

.workspace {
  display: grid;
  grid-template-columns: minmax(320px, 380px) minmax(0, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}

.controls {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
  box-shadow: var(--shadow-sm);
  padding: 18px 20px;
}

/* ─── Imports and saved scenarios ─────────────────────────── */

.monarch-import,
.scenario-library {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.monarch-import h2,
.scenario-library h2 {
  margin-bottom: 3px;
}

.monarch-import p,
.scenario-library p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.file-field,
.scenario-name,
.manual-field {
  display: grid;
}

.file-field input,
.scenario-name input,
.manual-field input,
.scenario-actions select {
  min-height: 36px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 10px;
  color: var(--ink);
  background: var(--panel);
  font-weight: 600;
}

.file-field input {
  padding: 7px 10px;
  font-size: 0.78rem;
}

.file-field input::file-selector-button {
  margin-right: 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 3px 8px;
  color: var(--ink);
  background: var(--soft);
  font-weight: 600;
}

.scenario-name input {
  grid-column: 1 / -1;
}

.manual-field input {
  grid-column: 1 / -1;
  font-variant-numeric: tabular-nums;
}

.monarch-actions {
  display: grid;
  gap: 8px;
}

.monarch-actions p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.import-summary {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.8rem;
}

.import-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.import-summary strong {
  color: var(--ink);
  font-weight: 800;
}

.import-preview {
  display: grid;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
}

.import-preview-row {
  display: grid;
  grid-template-columns: 1fr 0.9fr 0.9fr;
  gap: 8px;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
}

.import-preview-row:first-child {
  border-top: 0;
}

.import-preview-row span {
  min-width: 0;
}

.import-preview-row small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.68rem;
}

.import-preview-row strong {
  color: var(--ink);
  font-size: 0.78rem;
}

.import-diagnostics {
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
}

.import-diagnostics summary {
  min-height: 34px;
  display: flex;
  align-items: center;
  padding: 0 10px;
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
}

.import-warning {
  margin: 0;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 700;
}

.import-note {
  margin: 0;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.import-diagnostic-table {
  display: grid;
  border-top: 1px solid var(--line);
}

.import-transaction-table {
  display: grid;
  border-top: 1px solid var(--line);
  max-height: 520px;
  overflow: auto;
}

.import-diagnostic-row {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 0.8fr 0.7fr;
  gap: 8px;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 0.76rem;
}

.import-transaction-row {
  display: grid;
  grid-template-columns: 1.45fr 0.85fr 0.85fr 0.65fr;
  gap: 8px;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 0.76rem;
}

.import-diagnostic-row:first-child {
  border-top: 0;
}

.import-transaction-row:first-child {
  border-top: 0;
}

.import-diagnostic-row.is-header,
.import-transaction-row.is-header {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.import-diagnostic-row.needs-review {
  background: rgba(200,148,95,0.12);
}

.import-transaction-row.needs-review {
  background: rgba(200,148,95,0.12);
}

.import-diagnostic-row.is-excluded {
  color: var(--muted);
  background: var(--soft);
}

.import-diagnostic-row small,
.import-transaction-row small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
}

.scenario-actions {
  display: grid;
  grid-template-columns: 0.6fr 1fr 0.6fr 0.7fr;
  gap: 6px;
}

/* ─── Panels ───────────────────────────────────────────────── */

.tab {
  flex: 1 1 80px;
  font-size: 0.78rem;
}

.panel {
  display: none;
}

.panel.is-active {
  display: grid;
  gap: 16px;
}

.person-group {
  display: grid;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.person-group:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.person-group h3 {
  margin: 0;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.panel-note {
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

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

.tax-summary div,
.tax-current {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: var(--panel);
}

.tax-summary span {
  display: block;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.tax-summary strong {
  display: block;
  margin: 7px 0 4px;
  color: var(--ink);
  font-size: 1.15rem;
  font-weight: 650;
}

.tax-summary small,
.tax-current p {
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.tax-current h3 {
  margin: 0 0 6px;
  color: var(--ink);
  font-size: 0.78rem;
}

/* ─── Inputs ───────────────────────────────────────────────── */

label {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 10px;
  align-items: center;
}

output {
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

input[type='range'] {
  grid-column: 1 / -1;
  width: 100%;
  height: 4px;
  accent-color: var(--gold);
  cursor: pointer;
}

/* ─── Forecast area ────────────────────────────────────────── */

.forecast-area {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-sm);
  padding: 20px 22px;
}

.chart-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.chart-tools {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.chart-mode {
  min-height: 32px;
  padding: 0 11px;
  font-size: 0.78rem;
}

.filter-btn {
  min-height: 30px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 10px;
  color: var(--ink);
  background: var(--panel);
  font-size: 0.78rem;
  font-weight: 600;
  transition: background 120ms;
}

.filter-btn:hover {
  background: rgba(200,148,95,0.14);
}

/* ─── Event menu dropdown ──────────────────────────────────── */

.event-menu {
  position: relative;
  justify-self: end;
}

.event-menu summary {
  min-height: 34px;
  min-width: 200px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 12px;
  color: var(--ink);
  background: var(--panel);
  font-size: 0.82rem;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
  transition: border-color 120ms;
}

.event-menu summary:hover {
  border-color: var(--gold);
}

.event-menu summary::-webkit-details-marker {
  display: none;
}

.event-menu summary::after {
  content: '▾';
  color: var(--muted);
  font-size: 0.9rem;
}

.event-menu[open] summary::after {
  content: '▴';
}

.event-menu-panel {
  position: absolute;
  z-index: 5;
  right: 0;
  top: calc(100% + 6px);
  width: min(420px, calc(100vw - 32px));
  max-height: 520px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: var(--panel);
  box-shadow: var(--shadow-md);
}

.event-menu-actions {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}

.event-menu-group {
  display: grid;
  gap: 5px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.event-menu-group:first-child {
  border-top: 0;
}

.event-menu-group h3 {
  margin: 0 0 3px;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.event-menu-option {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 500;
}

.event-menu-option input {
  margin-top: 3px;
  accent-color: var(--gold);
}

/* ─── Chart subtitle / legend ──────────────────────────────── */

.chart-header p,
.decision-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.line {
  display: inline-block;
  width: 20px;
  height: 3px;
  margin-right: 5px;
  vertical-align: middle;
  border-radius: 3px;
}

.line.expected {
  background: var(--blue);
}

.line.conservative {
  background: var(--gold);
}

.line.optimistic {
  background: var(--ink);
}

.chart-shell {
  position: relative;
}

canvas {
  display: block;
  width: 100%;
  height: min(50vh, 500px);
  min-height: 320px;
  cursor: crosshair;
  border-radius: 6px;
}

.chart-tooltip {
  position: absolute;
  z-index: 3;
  display: none;
  min-width: 176px;
  max-width: 230px;
  pointer-events: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(247, 244, 239, 0.96);
  box-shadow: var(--shadow-md);
  color: var(--ink);
  font-size: 0.78rem;
  line-height: 1.35;
}

.chart-tooltip.is-visible {
  display: grid;
  gap: 3px;
}

.chart-tooltip strong {
  font-size: 0.86rem;
}

.chart-tooltip span {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
}

.chart-tooltip b {
  color: var(--ink);
}

/* ─── Event table ──────────────────────────────────────────── */

.event-table-wrap {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.table-title {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

.table-title p {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 0.82rem;
}

.event-table {
  display: grid;
}

.event-row {
  display: grid;
  grid-template-columns: 0.34fr 0.62fr 0.6fr 1.08fr 1fr 1.46fr;
  gap: 10px;
  align-items: center;
  min-height: 38px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
}

.event-row[data-event-id] {
  cursor: pointer;
  transition: background 100ms;
}

.event-row[data-event-id]:hover {
  background: rgba(200,148,95,0.08);
  border-radius: 6px;
  margin-inline: -8px;
  padding-inline: 8px;
}

.event-row.is-selected {
  margin-inline: -8px;
  padding-inline: 8px;
  border-radius: 8px;
  background: rgba(91,134,168,0.14);
}

.event-check {
  width: 16px;
  height: 16px;
  display: inline-grid;
  place-items: center;
  border: 1.5px solid #C0BDB6;
  border-radius: 4px;
  color: var(--soft-white);
  background: var(--panel);
  font-size: 0.68rem;
  font-weight: 900;
}

.event-row.is-selected .event-check {
  border-color: var(--blue);
  background: var(--blue);
}

.event-row:first-child {
  border-top: 0;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  min-height: 32px;
}

.event-row strong {
  color: var(--ink);
  font-weight: 600;
}

.event-row span {
  min-width: 0;
}

/* ─── Decision cards ───────────────────────────────────────── */

.decision-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 12px;
}

.decision-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-sm);
  padding: 18px 20px;
}

.progress-track {
  height: 8px;
  overflow: hidden;
  margin-top: 16px;
  border-radius: 999px;
  background: var(--line);
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--gold), var(--blue));
  transition: width 200ms ease;
}

/* ─── Scenario table ───────────────────────────────────────── */

.scenario-table {
  display: grid;
  gap: 0;
  margin-top: 4px;
}

.scenario-row {
  display: grid;
  grid-template-columns: 1fr 0.8fr 0.8fr;
  gap: 10px;
  align-items: center;
  min-height: 36px;
  padding: 7px 0;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
}

.scenario-row:first-child {
  border-top: 0;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  min-height: 28px;
}

.scenario-row strong {
  color: var(--ink);
  font-weight: 700;
  font-size: 0.88rem;
}

/* ─── Plain-language readout ───────────────────────────────── */

ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

li + li {
  margin-top: 8px;
}

/* ─── Responsive ───────────────────────────────────────────── */

@media (max-width: 980px) {
  .hero {
    align-items: flex-start;
    flex-direction: column;
  }

  .summary-grid,
  .workspace,
  .decision-grid,
  .tax-summary {
    grid-template-columns: 1fr;
  }

  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .app-shell {
    width: min(100% - 20px, 1480px);
    padding-top: 12px;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .tabs,
  .chart-header,
  .chart-tools,
  .table-title {
    width: 100%;
  }

  .hero-actions,
  .chart-header,
  .table-title {
    flex-wrap: wrap;
    flex-direction: column;
    align-items: flex-start;
  }

  .mode-btn {
    flex: 1;
    padding-inline: 10px;
  }

  .legend {
    justify-content: flex-start;
  }

  .chart-tools {
    justify-items: flex-start;
  }

  .event-menu {
    justify-self: flex-start;
    width: 100%;
  }

  .event-menu summary {
    width: 100%;
  }

  .event-menu-panel {
    left: 0;
    right: auto;
  }

  .event-row {
    grid-template-columns: 1fr 1fr;
  }

  .event-row:first-child {
    display: none;
  }

  .event-row span:nth-child(4),
  .event-row span:nth-child(5),
  .event-row span:nth-child(6) {
    grid-column: 1 / -1;
  }

  .scenario-actions {
    grid-template-columns: 1fr 1fr;
  }

  .import-actions,
  .import-preview-row,
  .import-diagnostic-row,
  .import-transaction-row {
    grid-template-columns: 1fr;
  }

  .scenario-actions select {
    grid-column: 1 / -1;
  }

  canvas {
    min-height: 280px;
  }
}