:root {
  --bg: #ede8db;
  --bg-deep: #e3d9c7;
  --panel: rgba(252, 249, 243, 0.82);
  --panel-strong: rgba(255, 252, 246, 0.96);
  --panel-soft: rgba(244, 238, 226, 0.88);
  --line: rgba(65, 53, 38, 0.12);
  --text: #2b241d;
  --muted: #6e655c;
  --accent: #103f34;
  --accent-soft: #dbe8e2;
  --accent-2: #a86916;
  --accent-2-soft: #f0dfc3;
  --danger: #8a3d25;
  --shadow: 0 22px 55px rgba(79, 61, 40, 0.14);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --sidebar-width: 290px;
  --max-width: 1600px;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(219, 232, 226, 0.92), transparent 32%),
    radial-gradient(circle at bottom right, rgba(240, 223, 195, 0.75), transparent 26%),
    linear-gradient(180deg, #f6f2ea 0%, var(--bg) 46%, var(--bg-deep) 100%);
  font-family: Aptos, "Segoe UI", sans-serif;
}

.page-gradient {
  position: fixed;
  pointer-events: none;
  filter: blur(40px);
  opacity: 0.5;
}

.page-gradient-a {
  top: 60px;
  right: 6%;
  width: 340px;
  height: 340px;
  background: rgba(16, 63, 52, 0.16);
}

.page-gradient-b {
  left: 4%;
  bottom: 40px;
  width: 340px;
  height: 340px;
  background: rgba(168, 105, 22, 0.16);
}

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  gap: 20px;
  width: min(calc(100% - 28px), var(--max-width));
  margin: 0 auto;
  padding: 18px 0 28px;
}

.sidebar,
.hero,
.toolbar,
.page-card,
.metric-card,
.note-card,
.table-card,
.chart-card,
.timeline-card,
.source-card,
.summary-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.sidebar {
  position: sticky;
  top: 16px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 18px;
  height: calc(100vh - 32px);
  padding: 22px;
  overflow: hidden;
}

.brand-block,
.sidebar-footer {
  display: grid;
  gap: 10px;
}

.eyebrow,
.section-kicker,
.subtle-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  color: var(--muted);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: "Palatino Linotype", "Book Antiqua", serif;
  line-height: 1.02;
}

h1 {
  font-size: 2.45rem;
}

h2 {
  font-size: clamp(2rem, 3vw, 3.3rem);
}

h3 {
  font-size: 1.4rem;
}

h4 {
  font-size: 1.05rem;
}

.brand-copy,
.hero-text,
.toolbar-status,
.meta-copy,
.empty-copy,
.table-note,
.legend-copy,
.insight-copy {
  color: var(--muted);
  line-height: 1.6;
}

.sidebar-nav {
  display: grid;
  gap: 8px;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 6px;
  scrollbar-gutter: stable;
}

.sidebar-nav::-webkit-scrollbar {
  width: 10px;
}

.sidebar-nav::-webkit-scrollbar-track {
  background: rgba(43, 36, 29, 0.06);
  border-radius: 999px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(16, 63, 52, 0.28);
  border-radius: 999px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(16, 63, 52, 0.42);
}

.nav-button {
  display: grid;
  gap: 4px;
  width: 100%;
  padding: 14px 16px;
  border: 1px solid transparent;
  border-radius: 16px;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.nav-button strong {
  line-height: 1.25;
}

.nav-button:hover,
.nav-button:focus-visible {
  border-color: rgba(16, 63, 52, 0.18);
  outline: none;
  background: rgba(255, 255, 255, 0.32);
}

.nav-button.is-active {
  background: var(--accent);
  color: #f7fff8;
}

.nav-button.is-active .subtle-label,
.nav-button.is-active .meta-copy {
  color: rgba(247, 255, 248, 0.78);
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--panel-strong);
  border: 1px solid rgba(16, 63, 52, 0.12);
  color: var(--accent);
  font-size: 0.9rem;
}

.workspace {
  display: grid;
  gap: 16px;
}

.hero-copy {
  display: grid;
  align-content: start;
  gap: 14px;
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 24px;
}

.hero-text {
  line-height: 1.65;
  max-width: 92ch;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  grid-auto-flow: dense;
  align-items: stretch;
}

.hero-updates {
  display: grid;
  gap: 10px;
  margin-top: 6px;
}

.hero-updates:empty {
  display: none;
}

.hero-updates-head {
  display: grid;
  gap: 4px;
}

.hero-updates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  grid-auto-flow: dense;
  align-items: stretch;
}

.hero-update-card {
  display: grid;
  align-content: start;
  grid-template-rows: 1fr auto;
  gap: 10px;
  min-height: 132px;
  height: 100%;
  padding: 16px 18px;
  border-radius: 16px;
  background: var(--panel-soft);
  border: 1px solid rgba(16, 63, 52, 0.08);
}

.hero-update-card > .note-copy {
  margin-top: 0;
}

.hero-update-card > .source-slot {
  align-self: end;
  justify-self: start;
}

.metric-card {
  display: grid;
  align-content: start;
  grid-template-rows: auto auto 1fr auto;
  gap: 8px;
  min-height: 176px;
  height: 100%;
  padding: 18px;
  background: var(--panel-strong);
}

.metric-value {
  font-family: "Palatino Linotype", "Book Antiqua", serif;
  font-size: 1.8rem;
  line-height: 1.12;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.metric-footnote {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 16px 20px;
}

.toolbar-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

select,
button,
input[type="range"] {
  font: inherit;
}

select,
.secondary-button,
.export-button {
  min-height: 40px;
  border-radius: 12px;
  border: 1px solid rgba(43, 36, 29, 0.14);
  background: var(--panel-strong);
  color: var(--text);
  padding: 10px 14px;
}

.secondary-button,
.export-button {
  cursor: pointer;
}

.page-container {
  display: grid;
}

.page-card {
  display: grid;
  gap: 18px;
  padding: 24px;
}

.page-head {
  display: grid;
  gap: 8px;
}

.grid-2,
.grid-3,
.grid-4,
.chart-grid,
.table-grid,
.note-grid {
  display: grid;
  gap: 16px;
  grid-auto-flow: dense;
  align-items: stretch;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

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

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.chart-grid {
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
}

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

.note-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.summary-card,
.note-card,
.table-card,
.chart-card,
.timeline-card,
.source-card {
  display: grid;
  align-content: start;
  gap: 10px;
  height: 100%;
  padding: 18px;
  background: var(--panel-strong);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(43, 36, 29, 0.08);
}

.summary-card,
.note-card {
  grid-template-rows: auto auto 1fr auto;
}

.chart-card,
.table-card,
.source-card {
  grid-template-rows: auto 1fr;
}

.source-slot {
  display: flex;
  align-items: center;
  gap: 8px;
}

.summary-card > .source-slot,
.note-card > .source-slot,
.metric-card > .source-slot {
  margin-top: 14px;
  align-self: end;
  justify-self: start;
}

.summary-card.is-accent {
  background: linear-gradient(180deg, rgba(16, 63, 52, 0.1), rgba(255, 252, 246, 0.96));
}

.summary-card.is-warning {
  background: linear-gradient(180deg, rgba(168, 105, 22, 0.12), rgba(255, 252, 246, 0.96));
}

.card-value {
  font-size: 2rem;
  font-family: "Palatino Linotype", "Book Antiqua", serif;
  line-height: 1.12;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.card-caption,
.tagline,
.note-copy,
.table-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.summary-card h4,
.note-card h4,
.chart-card h4,
.table-card h4,
.source-card h4,
.scenario-card .scenario-value {
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.metric-card.is-tight .metric-value,
.summary-card.is-tight .card-value,
.scenario-card.is-tight .card-value {
  font-size: 1.55rem;
}

.metric-card.is-compact .metric-value,
.summary-card.is-compact .card-value,
.scenario-card.is-compact .card-value {
  font-size: 1.3rem;
  line-height: 1.22;
}

.tag-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.82rem;
}

.tag.is-warn {
  background: var(--accent-2-soft);
  color: var(--accent-2);
}

.process-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  align-items: center;
}

.flow-node {
  display: grid;
  gap: 8px;
  min-height: 112px;
  padding: 16px;
  border-radius: 18px;
  background: var(--panel-soft);
  border: 1px solid rgba(16, 63, 52, 0.12);
}

.flow-arrow {
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 1.8rem;
}

.chart-head,
.table-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 12px;
}

.chart-head > div:first-child,
.table-head > div:first-child {
  min-width: 0;
}

.chart-head h4 {
  line-height: 1.08;
}

.chart-head .insight-copy {
  max-width: 42ch;
}

.chart-target {
  width: 100%;
  min-height: 300px;
}

.chart-target.is-compact {
  min-height: 250px;
}

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

.slider-row {
  display: grid;
  gap: 6px;
}

.slider-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.scenario-output {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 12px;
  align-items: start;
}

.scenario-card {
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 16px;
  border-radius: 16px;
  min-height: 0;
  background: linear-gradient(180deg, rgba(16, 63, 52, 0.03), rgba(244, 238, 226, 0.92));
  border: 1px solid rgba(16, 63, 52, 0.1);
}

.table-card.scenario-panel {
  grid-template-rows: auto auto auto;
  align-content: start;
}

.scenario-value {
  font-family: "Palatino Linotype", "Book Antiqua", serif;
  font-size: clamp(1.6rem, 2.3vw, 2.2rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.scenario-card.is-tight .scenario-value {
  font-size: 1.45rem;
}

.scenario-card.is-compact .scenario-value {
  font-size: 1.2rem;
  line-height: 1.14;
  white-space: normal;
}

table {
  width: 100%;
  border-collapse: collapse;
  border-radius: 18px;
  overflow: hidden;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid rgba(43, 36, 29, 0.08);
  text-align: left;
  vertical-align: top;
}

th {
  background: rgba(16, 63, 52, 0.05);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
}

tr:last-child td {
  border-bottom: 0;
}

.source-list {
  display: grid;
  gap: 12px;
}

.source-link {
  color: var(--accent);
  text-decoration: none;
}

.source-link:hover,
.source-link:focus-visible {
  text-decoration: underline;
}

.source-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(16, 63, 52, 0.14);
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.source-button:hover,
.source-button:focus-visible {
  border-color: rgba(16, 63, 52, 0.3);
  background: rgba(219, 232, 226, 0.9);
  outline: none;
}

.source-button.is-derived {
  background: rgba(16, 63, 52, 0.08);
  color: var(--accent);
}

.source-button.is-disabled {
  background: rgba(43, 36, 29, 0.06);
  border-color: rgba(43, 36, 29, 0.1);
  color: var(--muted);
}

.loading-mask {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(242, 236, 227, 0.82);
  backdrop-filter: blur(8px);
  transition: opacity 140ms ease, visibility 140ms ease;
}

.loading-mask.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-card {
  display: grid;
  gap: 12px;
  place-items: center;
  padding: 24px 28px;
  border-radius: 24px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.spinner {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 4px solid rgba(16, 63, 52, 0.14);
  border-top-color: var(--accent);
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1260px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }

}

@media (max-width: 960px) {
  .chart-grid,
  .chart-grid-2up,
  .note-grid,
  .scenario-output,
  .hero-metrics,
  .hero-updates-grid {
    grid-template-columns: 1fr;
  }

  .grid-3up {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .chart-head,
  .table-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .process-flow {
    grid-template-columns: 1fr;
  }

  .flow-arrow {
    transform: rotate(90deg);
  }
}

.bullet-list {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.6;
}

.source-inline-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  margin-top: 0;
}

.source-inline-row .source-slot,
.table-head > .source-slot {
  margin-top: 0;
  align-self: start;
  justify-self: end;
}

.markdown-block {
  min-height: 260px;
}

.pre-block {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--muted);
  line-height: 1.6;
  font: inherit;
}