/* Mietropolis — mobile-first UI. Warm paper/ink palette, clay + transit-yellow accents, green parks. */

:root {
  --ivory: #FAF9F5;
  --paper: #FFFFFF;
  --ink: #141413;
  --clay: #D97757;
  --clay-dark: #B45A3C;
  --transit-yellow: #F2C230;
  --olive: #788C5D;
  --olive-dark: #5C6E45;
  --rust: #B04A3F;
  --oat: #E3DACC;
  --gray-150: #F0EEE6;
  --gray-300: #D1CFC5;
  --gray-500: #696860;
  --gray-700: #3D3D3A;
  --border: 1.5px solid var(--gray-300);
  --radius-panel: 14px;
  --radius-row: 10px;
  --radius-pill: 999px;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --tap: 44px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ivory);
  color: var(--gray-700);
  font: 16px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { color: var(--ink); margin: 0 0 12px; line-height: 1.2; }
h2 { font-size: clamp(22px, 5vw, 30px); }
h3 { font-size: 18px; }
p { margin: 0 0 12px; }
a { color: var(--clay-dark); }
code { font-family: var(--mono); }
button, input, select {
  font: inherit;
  color: inherit;
}
ul, ol { margin: 0 0 12px; padding-left: 22px; }

/* Focus and tap targets */
button, [role="tab"], select, input, a.button-link {
  min-height: var(--tap);
}
button, [role="tab"] {
  cursor: pointer;
}
:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -80px;
  background: var(--paper);
  padding: 10px 16px;
  border-radius: var(--radius-row);
  z-index: 20;
}
.skip-link:focus { top: 12px; }

/* No-JS fallback */
.noscript-panel {
  max-width: 640px;
  margin: 10vh auto;
  padding: 0 20px;
  font: 16px/1.6 var(--sans);
  color: var(--gray-700);
}
.noscript-panel h1 { font-size: 36px; }
.noscript-panel .tagline { font-style: italic; color: var(--ink); }

#app[hidden] { display: none; }

.topbar {
  padding: 14px 16px 10px;
  border-bottom: 2px solid var(--ink);
  background: var(--paper);
}
.topbar .eyebrow {
  margin: 0;
  font: 11px var(--mono);
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--clay-dark);
}
.topbar .tagline {
  margin: 2px 0 0;
  font-size: 15px;
  color: var(--ink);
}
.caption {
  font: 11px var(--mono);
  color: var(--gray-500);
  margin: 6px 0 0;
}

.storage-banner {
  margin: 0;
  padding: 10px 16px;
  background: var(--oat);
  border-bottom: 2px solid var(--clay);
  font-size: 13px;
}
.storage-banner[hidden] { display: none; }

main { padding: 16px; max-width: 1100px; margin: 0 auto; }

.screen[hidden] { display: none; }

/* Start screen */
.intro-card, .setup-card {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius-panel);
  padding: 20px;
  margin-bottom: 16px;
}
.intro-card { border-top: 6px solid var(--clay); }
.loop-steps { padding-left: 20px; }
.loop-steps li { margin-bottom: 8px; }

.setup-card h3 { margin-bottom: 10px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 650; margin-bottom: 6px; color: var(--ink); }
.field-row { display: flex; gap: 8px; flex-wrap: wrap; }
.field-row input { flex: 1 1 200px; }
input#seed-input, select {
  padding: 10px 12px;
  border: var(--border);
  border-radius: var(--radius-row);
  background: var(--ivory);
  font-size: 15px;
  min-width: 0;
}
select { width: 100%; }
.hint { font-size: 13px; color: var(--gray-500); margin: 6px 0 0; }
#quick-metrics { display:flex; flex-wrap:wrap; gap:12px; margin:14px 0; padding:12px 0; border-block:1px solid var(--gray-300); }
#quick-metrics > span { flex:1; min-width:90px; }
#quick-metrics small { display:block; color:var(--gray-700); font-size:12px; }
#quick-metrics strong { font:600 14px var(--mono); color:var(--ink); }
.policy-choice { display:block; font-size:13px; margin-top:8px; text-decoration:underline; }
.queue-metrics { font-size:14px !important; line-height:1.65; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }

button {
  border: 2px solid var(--ink);
  border-radius: var(--radius-row);
  background: var(--paper);
  padding: 10px 16px;
  font-weight: 600;
  font-size: 14px;
}
button:hover { background: var(--gray-150); }
button.primary, #start-game, #advance-turn, #report-continue {
  background: var(--clay);
  color: var(--ink);
  border-color: var(--clay-dark);
}
button.primary:hover, #start-game:hover, #advance-turn:hover, #report-continue:hover { background: var(--transit-yellow); }
button:disabled {
  opacity: .5;
  cursor: not-allowed;
}

/* Game header */
.game-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.year-label { margin: 2px 0 0; color: var(--gray-500); font-size: 14px; }

/* Tabs */
.tabbar {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--gray-300);
}
.tabbar button {
  flex: 1;
  border: none;
  border-radius: var(--radius-row) var(--radius-row) 0 0;
  background: transparent;
  border-bottom: 3px solid transparent;
  font-weight: 650;
}
.tabbar button[aria-selected="true"] {
  border-bottom-color: var(--clay);
  color: var(--clay-dark);
}

.game-columns { display: block; padding-bottom: 150px; }
.panel[hidden] { display: none; }
.panel-heading { margin-bottom: 8px; }

/* City map */
.city-map {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 14px;
  padding: 12px;
  background: linear-gradient(180deg, #CFE3DE 0%, var(--oat) 60%, #BFD8A8 100%);
  border: var(--border);
  border-radius: var(--radius-panel);
}
.district-tile {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
  padding: 8px;
  background: var(--paper);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-row);
  text-align: left;
  min-height: 112px;
}
.district-tile:hover { border-color: var(--clay); }
.district-tile[aria-pressed="true"] {
  border-color: var(--clay-dark);
  box-shadow: 0 0 0 3px var(--transit-yellow) inset;
  background: #FFF8EC;
}
.tile-art { width: 100%; height: 64px; display: block; }
.tile-name { font-weight: 700; font-size: 13px; color: var(--ink); }
.tile-stat { font: 11px var(--mono); color: var(--gray-500); }

.district-fallback { margin: 10px 0; }
.district-fallback label { display: block; font-size: 13px; font-weight: 650; margin-bottom: 4px; }

.district-summary {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius-panel);
  padding: 14px;
}
.district-summary h3 { margin-bottom: 6px; }
.district-summary dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px 14px;
  margin: 10px 0 0;
  font-size: 13px;
}
.district-summary dt { color: var(--gray-500); }
.district-summary dd { margin: 0; font: 13px var(--mono); color: var(--ink); }

/* Policy list */
.policy-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.policy-filter button {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: var(--radius-pill);
  min-height: var(--tap);
}
.policy-filter button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--ivory);
  border-color: var(--ink);
}

.policy-list { display: grid; gap: 10px; margin-bottom: 18px; }
.policy-card {
  display: block;
  width: 100%;
  text-align: left;
  background: var(--paper);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-panel);
  padding: 14px;
}
.policy-card[aria-pressed="true"] {
  border-color: var(--olive-dark);
  background: #F3F6EE;
  box-shadow: 0 0 0 3px var(--olive) inset;
}
.policy-card:disabled, .policy-card[data-blocked="true"] {
  opacity: .62;
}
.policy-top { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; }
.policy-title { font-weight: 700; color: var(--ink); font-size: 15px; }
.policy-cat { font: 10px var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--gray-500); }
.policy-quote {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin: 8px 0;
  font: 12px var(--mono);
  color: var(--gray-700);
}
.policy-quote strong { color: var(--ink); }
.policy-tradeoff { font-size: 13px; margin: 6px 0 0; }
.policy-reason {
  font-size: 13px;
  margin: 8px 0 0;
  padding: 8px 10px;
  background: var(--oat);
  border-left: 3px solid var(--clay);
  border-radius: 6px;
}

/* Queue */
.queue-panel {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius-panel);
  padding: 14px;
}
.queue-list { display: grid; gap: 10px; margin: 10px 0; }
.queue-card {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  background: var(--ivory);
  border: var(--border);
  border-radius: var(--radius-row);
}
.queue-card .queue-copy { font-size: 13px; }
.queue-card .queue-copy strong { display: block; color: var(--ink); }
.queue-card .queue-metrics { font: 11px var(--mono); color: var(--gray-500); }
.queue-empty { font-size: 13px; color: var(--gray-500); font-style: italic; }
.queue-warning {
  font-size: 13px;
  padding: 10px 12px;
  border-radius: var(--radius-row);
  margin-top: 6px;
}
.queue-warning[data-level="error"] { background: #FBE4E0; border: 1px solid var(--rust); color: var(--rust); }
.queue-warning[data-level="warn"] { background: #FFF3DA; border: 1px solid var(--transit-yellow); color: #7A5A05; }
.queue-warning[data-level="ok"] { background: #EAF2E3; border: 1px solid var(--olive); color: var(--olive-dark); }
.queue-warning:empty { display: none; }

[data-remove] {
  flex-shrink: 0;
  padding: 6px 10px;
  font-size: 12px;
  min-height: var(--tap);
  min-width: var(--tap);
}

/* Ledger */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}
.stat-tile {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius-row);
  padding: 10px 12px;
}
.stat-tile .stat-label { font-size: 11px; color: var(--gray-500); text-transform: uppercase; letter-spacing: .04em; }
.stat-tile .stat-value { font: 18px var(--mono); color: var(--ink); margin-top: 2px; }
.stat-tile .stat-sub { font-size: 11px; color: var(--gray-500); }

.ledger-detail {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius-row);
  margin-bottom: 10px;
}
.ledger-detail summary {
  padding: 12px 14px;
  font-weight: 650;
  min-height: var(--tap);
  display: flex;
  align-items: center;
}
.ledger-detail[open] summary { border-bottom: 1px solid var(--gray-300); }
.ledger-detail > div { padding: 12px 14px; font-size: 13px; }
.model-proxy-note { font-weight: 400; color: var(--gray-500); font-size: 12px; margin-left: 6px; }

.kv-list { display: grid; gap: 6px; font: 13px var(--mono); }
.kv-list div { display: flex; justify-content: space-between; gap: 10px; border-top: 1px dashed var(--gray-300); padding-top: 6px; }
.kv-list div:first-child { border-top: none; padding-top: 0; }

table.mini-table { width: 100%; border-collapse: collapse; font-size: 12px; }
table.mini-table th, table.mini-table td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--gray-150); }
table.mini-table th { font: 11px var(--mono); text-transform: uppercase; color: var(--gray-500); }

.session-actions { margin-top: 6px; }
#reset-game { border-color: var(--rust); color: var(--rust); }
#reset-game:hover { background: #FBE4E0; }

/* Sticky bottom bar */
.sticky-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--paper);
  border-top: 2px solid var(--ink);
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
  z-index: 10;
}
.sticky-info { display: flex; flex-direction: column; font: 12px var(--mono); color: var(--gray-700); }
#advance-turn { white-space: nowrap; }
#review-queue { font: 12px var(--mono); margin-top: 3px; padding: 4px 8px; }
.brand h1 { font-size: 20px; }
.tabbar { position: sticky; top: 0; z-index: 8; background: var(--ivory); padding-block: 8px; }

/* Dialog */
dialog#report-dialog {
  border: var(--border);
  border-radius: var(--radius-panel);
  padding: 0;
  max-width: 560px;
  width: calc(100% - 32px);
  max-height: 85vh;
}
dialog#report-dialog::backdrop { background: rgba(20, 20, 19, .5); }
.report-form { padding: 20px; overflow-y: auto; max-height: 85vh; }
#report-body section { margin-bottom: 14px; }
#report-body h4 { margin-bottom: 6px; font-size: 14px; color: var(--clay-dark); }
#report-body ul { padding-left: 18px; font-size: 13px; }
#report-body .delivery-item { font-size: 13px; margin-bottom: 4px; }
.dialog-actions { text-align: right; margin-top: 8px; }
.event-badge {
  display: inline-block;
  font: 11px var(--mono);
  text-transform: uppercase;
  letter-spacing: .05em;
  background: var(--oat);
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  margin-bottom: 8px;
}

/* End screen */
.callout {
  background: var(--oat);
  border-left: 4px solid var(--clay);
  border-radius: var(--radius-row);
  padding: 12px 14px;
  font-size: 13px;
}
.callout:empty { display: none; }
.comparison-table { overflow-x: auto; margin-bottom: 16px; }
.interpretation { font-size: 14px; }
.interpretation li { margin-bottom: 8px; }
.sparklines { display: flex; flex-wrap: wrap; gap: 16px; margin: 16px 0; }
.sparkline-card { background: var(--paper); border: var(--border); border-radius: var(--radius-row); padding: 10px 12px; }
.sparkline-card .stat-label { font-size: 11px; color: var(--gray-500); text-transform: uppercase; }
.sparkline-card svg { display: block; margin-top: 6px; }
.end-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 8px; }
#export-status { font-size: 13px; color: var(--olive-dark); min-height: 1.4em; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

/* Desktop layout */
@media (min-width: 880px) {
  main { padding: 24px; }
  .intro-card, .setup-card { display: inline-block; vertical-align: top; width: calc(50% - 10px); }
  .intro-card { margin-right: 20px; }
  .tabbar { display: none; }
  .game-columns {
    display: grid;
    grid-template-columns: minmax(300px, 440px) 1fr;
    gap: 20px;
    align-items: start;
    padding-bottom: 24px;
  }
  .panel[hidden] { display: block !important; }
  .city-map { grid-template-columns: repeat(3, 1fr); }
  .sticky-bar { position: sticky; }
}

@media (max-width: 400px) {
  .city-map { grid-template-columns: repeat(2, 1fr); gap: 8px; padding: 8px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}