html {
  color-scheme: light dark;
}

:root {
  --bg: #ffffff;
  --text: #161616;
  --muted: #555555;
  --border: #b8b8b8;
  --panel: #ffffff;
  --panel-alt: #f6f6f6;
  --button-bg: #ffffff;
  --button-text: #161616;
  --button-border: #8f8f8f;
  --input-bg: #ffffff;
  --input-text: #161616;
  --link: #0b57d0;
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --radius: 12px;
  --type-hero: 32px;
  --type-section: 26px;
  --type-question: 20px;
  --type-answer: 16px;
  --type-body: 15px;
  --type-meta: 13px;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-size: 16px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
}

body {
  padding: var(--space-4);
  display: flex;
  justify-content: center;
}

.page-shell,
.wizard-shell,
.form-fields,
.field-header,
.number-grid,
.range-grid,
.progress-meta,
.summary-content,
.summary-section,
.footer-actions,
.progressive-scale,
.two-d-grid {
  display: block;
}

.page-shell {
  width: 100%;
  max-width: 980px;
}

.hero-panel,
.wizard-header,
.step-tabs,
.form-card,
.field-card,
.summary-panel {
  margin-bottom: var(--space-3);
  background: var(--panel);
  border: 1px solid var(--border);
  padding: var(--space-4);
  border-radius: var(--radius);
}

.choice-grid {
  display: grid;
  gap: var(--space-2);
}

.choice-grid--purpose {
  display: flex;
  flex-wrap: nowrap;
  align-items: stretch;
  gap: var(--space-3);
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 4px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.choice-grid--purpose::-webkit-scrollbar {
  display: none;
}

.count-slider-field {
  max-width: 640px;
}

.count-slider-value {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  min-width: 64px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel-alt);
  text-align: center;
  pointer-events: auto;
  cursor: grab;
  user-select: none;
  touch-action: none;
  z-index: 2;
}

.count-slider-value:active {
  cursor: grabbing;
}

.count-slider-value span,
.count-slider-value strong {
  display: block;
}

.count-slider-value span {
  font-size: 12px;
  color: var(--muted);
}

.count-slider-value strong {
  font-size: 24px;
  line-height: 1.1;
  font-weight: var(--weight-bold);
}

.count-slider-wrap {
  width: 100%;
  position: relative;
  padding-top: 72px;
}

.count-slider-input {
  width: 100%;
  max-width: none !important;
  margin: 0;
  padding: 0;
}

.count-slider-ticks {
  display: grid;
  grid-template-columns: repeat(11, minmax(0, 1fr));
  gap: 0;
  margin-top: 14px;
  font-size: var(--type-meta);
  color: var(--muted);
}

.count-slider-ticks span {
  text-align: center;
}

.budget-range-field {
  display: block;
}

.budget-values-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.budget-value-box {
  display: block;
  min-width: 180px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: var(--panel-alt);
  border-radius: 10px;
}

.budget-value-box span,
.budget-value-box strong {
  display: block;
}

.budget-value-box span {
  font-size: var(--type-meta);
  color: var(--muted);
  font-weight: var(--weight-medium);
}

.budget-value-input {
  display: block;
  width: 100%;
  max-width: none !important;
  margin-top: 6px;
  font-weight: var(--weight-semibold);
  font-size: var(--type-answer);
}

.budget-slider-group {
  position: relative;
  width: 100%;
  max-width: 640px;
  height: 48px;
  margin-bottom: var(--space-2);
  touch-action: none;
  user-select: none;
}

.budget-slider-ticks {
  position: relative;
  height: 24px;
  max-width: 640px;
  margin-top: 10px;
  font-size: var(--type-meta);
  color: var(--muted);
}

.budget-slider-ticks span {
  position: absolute;
  top: 0;
  left: 0;
  width: max-content;
  white-space: nowrap;
  transform: translateX(-50%);
}

.budget-slider-ticks .budget-tick-start {
  transform: none;
}

.budget-slider-ticks .budget-tick-end {
  transform: translateX(-100%);
}

.budget-slider-base {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 4px;
  transform: translateY(-50%);
  background: var(--border);
  border-radius: 999px;
}

.budget-slider-active {
  position: absolute;
  top: 50%;
  height: 6px;
  transform: translateY(-50%);
  background: var(--link);
  pointer-events: none;
  border-radius: 999px;
}

.budget-handle {
  position: absolute;
  top: 50%;
  width: 28px;
  height: 28px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: var(--button-bg);
  border: 2px solid var(--button-border);
  box-shadow: 0 0 0 2px var(--panel);
  cursor: grab;
  padding: 0;
  z-index: 2;
}

.budget-handle:active {
  cursor: grabbing;
}

.budget-handle:hover {
  transform: translate(-50%, -50%) scale(1.05);
}

.budget-handle:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 2px;
}

.count-slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--button-bg);
  border: 2px solid var(--button-border);
  box-shadow: 0 0 0 2px var(--panel);
  margin-top: -7px;
  cursor: pointer;
}

.count-slider-input::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--button-bg);
  border: 2px solid var(--button-border);
  box-shadow: 0 0 0 2px var(--panel);
  cursor: pointer;
}

.choice-card,
.matrix-row,
.progressive-item {
  margin-bottom: var(--space-2);
}

.progressive-scale {
  display: grid;
  gap: 0;
}

.progressive-header {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) 120px;
  align-items: end;
  gap: var(--space-3);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}

.progressive-header span {
  font-size: var(--type-meta);
  color: var(--muted);
  font-weight: var(--weight-semibold);
}

.progressive-header span:last-child {
  text-align: center;
}

.progressive-item {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) 120px;
  align-items: center;
  gap: var(--space-3);
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}

.progressive-label {
  display: block !important;
  padding: 0 !important;
}

.progressive-label-text {
  display: block;
  font-size: var(--type-body);
  font-weight: var(--weight-semibold);
  color: var(--text);
  line-height: 1.45;
}

.progressive-item input[type="radio"] {
  justify-self: center;
}

.choice-card--purpose {
  display: flex;
  flex: 0 0 calc((100% - (2 * var(--space-3))) / 3);
  min-width: 220px;
  margin-bottom: 0;
}

.choice-input--hidden {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice-card label,
.matrix-cell label,
.progressive-item label,
.cell-button {
  display: inline-block;
  padding: 6px 0;
}

.purpose-card-label {
  display: flex !important;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-2);
  width: 100%;
  height: 100%;
  padding: var(--space-2) !important;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel);
  cursor: pointer;
  box-sizing: border-box;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.purpose-card-label:hover {
  transform: translateY(-1px);
}

.purpose-card-media {
  display: flex;
  flex: 1 0 auto;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(11, 87, 208, 0.08), rgba(11, 87, 208, 0.18)),
    var(--panel-alt);
  color: var(--muted);
  font-size: var(--type-meta);
  font-weight: var(--weight-semibold);
}

.purpose-card-title {
  display: block;
  font-size: var(--type-answer);
  line-height: 1.35;
  font-weight: var(--weight-bold);
}

.choice-input--hidden:checked + .purpose-card-label {
  border-color: var(--link);
  box-shadow: inset 0 0 0 1px var(--link);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.matrix-header {
  display: grid;
  grid-template-columns: minmax(200px, 1.5fr) repeat(var(--cols), minmax(110px, 1fr));
  align-items: end;
  gap: var(--space-3);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}

.matrix-header span {
  font-size: var(--type-meta);
  color: var(--muted);
  font-weight: var(--weight-semibold);
  text-align: center;
}

.matrix-row {
  display: grid;
  grid-template-columns: minmax(200px, 1.5fr) repeat(var(--cols), minmax(110px, 1fr));
  align-items: center;
  gap: var(--space-4);
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}

.matrix-row:first-of-type {
  padding-top: 18px;
}

.matrix-row-title {
  font-weight: var(--weight-semibold);
  margin: 0;
  color: var(--text);
  font-size: var(--type-body);
  line-height: 1.45;
}

.matrix-options {
  display: contents;
}

.matrix-cell {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}

.input-group {
  margin-bottom: var(--space-3);
}

.input-group label {
  display: block;
  margin-bottom: 6px;
  color: var(--text);
  font-size: var(--type-body);
  font-weight: var(--weight-semibold);
}

.input-group input,
.input-group select {
  width: 100%;
  max-width: 320px;
  background: var(--input-bg);
  color: var(--input-text);
  border: 1px solid var(--border);
  padding: 10px 12px;
  border-radius: 10px;
  font-size: var(--type-answer);
}

.location-search-field {
  display: grid;
  gap: var(--space-2);
}

.location-search-input-group input {
  max-width: 100%;
}

.location-selected-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.location-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  background: var(--panel-alt);
  color: var(--text);
  border-radius: 999px;
  padding: 10px 12px;
  font-size: var(--type-body);
  font-weight: var(--weight-medium);
  cursor: pointer;
}

.location-chip-remove {
  color: var(--muted);
  font-size: var(--type-meta);
  font-weight: var(--weight-semibold);
}

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

.room-needs-field {
  display: grid;
  gap: var(--space-3);
}

.room-needs-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  border-top: 1px solid var(--border);
}

.room-needs-row:first-child {
  border-top: none;
  padding-top: 0;
}

.room-needs-title {
  font-size: var(--type-body);
  font-weight: var(--weight-semibold);
  color: var(--text);
  flex: 0 0 min(320px, 42%);
}

.room-needs-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  flex: 1 1 auto;
  flex-wrap: wrap;
}

.room-needs-toggle {
  display: inline-flex;
  gap: 8px;
}

.room-needs-button {
  min-width: 56px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel-alt);
  color: var(--text);
  font-size: var(--type-body);
  font-weight: var(--weight-medium);
  cursor: pointer;
}

.room-needs-button.is-active {
  border-color: var(--link);
  background: color-mix(in srgb, var(--link) 10%, var(--panel));
  color: var(--link);
}

.room-needs-count {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--type-meta);
  color: var(--muted);
  font-weight: var(--weight-medium);
}

.room-needs-count select {
  min-width: 76px;
  background: var(--input-bg);
  color: var(--input-text);
  border: 1px solid var(--border);
  padding: 8px 10px;
  border-radius: 10px;
  font-size: var(--type-answer);
}

.room-needs-title--custom {
  flex: 1 1 min(320px, 42%);
}

.room-needs-custom-input {
  width: 100%;
}

.room-needs-remove {
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: var(--type-meta);
  font-weight: var(--weight-medium);
  cursor: pointer;
  padding: 8px 0;
}

.room-needs-add {
  display: flex;
  justify-content: flex-start;
  padding-top: var(--space-2);
  border-top: 1px solid var(--border);
}

.room-needs-add-button {
  min-width: 96px;
}

.location-suggestion {
  display: grid;
  gap: 4px;
  width: 100%;
  text-align: left;
  border: 1px solid var(--border);
  background: var(--panel-alt);
  color: var(--text);
  border-radius: 12px;
  padding: 12px 14px;
  cursor: pointer;
}

.location-suggestion strong {
  font-size: var(--type-answer);
  line-height: 1.3;
  font-weight: var(--weight-semibold);
}

.location-suggestion span {
  color: var(--muted);
  font-size: var(--type-meta);
}

.step-tab,
.primary-button,
.secondary-button,
.ghost-button,
.cell-button {
  appearance: auto;
  border: 1px solid var(--button-border);
  background: var(--button-bg);
  color: var(--button-text);
  padding: 10px 14px;
  cursor: pointer;
  border-radius: 10px;
  font-size: var(--type-body);
  font-weight: var(--weight-semibold);
}

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

.secondary-button {
  background: var(--button-bg);
  border-color: var(--button-border);
  color: var(--button-text);
}

.step-tab {
  flex: 0 0 220px;
  min-height: 72px;
  text-align: left;
  white-space: normal;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 6px;
  margin: 0;
}

.step-tab strong,
.step-tab span {
  display: block;
}

.step-tab strong {
  font-size: var(--type-meta);
  color: var(--muted);
  font-weight: var(--weight-semibold);
}

.step-tab span {
  font-size: var(--type-answer);
  font-weight: var(--weight-bold);
  line-height: 1.35;
}

.step-tab.is-active {
  border-color: var(--link);
  box-shadow: inset 0 0 0 1px var(--link);
}

.step-tabs {
  display: flex;
  gap: var(--space-2);
  flex-wrap: nowrap;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.step-tabs::-webkit-scrollbar {
  display: none;
}

.summary-list,
.logic-list {
  padding-left: 20px;
}

.is-hidden {
  display: none;
}

a {
  color: var(--link);
}

iframe {
  background: var(--panel-alt);
}

.city-map-canvas {
  width: 100%;
  min-height: 420px;
  border: 1px solid var(--border);
  margin: var(--space-3) 0;
  background: var(--panel-alt);
  border-radius: var(--radius);
}

.leaflet-container {
  color: #1f2937;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: var(--space-3);
  font-size: var(--type-hero);
  line-height: 1.15;
  font-weight: var(--weight-bold);
}

h2 {
  margin-bottom: 0;
  font-size: var(--type-section);
  line-height: 1.2;
  font-weight: var(--weight-bold);
}

.field-title {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 6px;
  font-size: var(--type-question);
  line-height: 1.3;
  font-weight: var(--weight-bold);
}

.field-title-index {
  flex: 0 0 auto;
  min-width: 3ch;
  padding-top: 2px;
  color: var(--muted);
  font-size: var(--type-meta);
  line-height: 1.2;
  font-weight: var(--weight-semibold);
}

.field-title-text {
  flex: 1 1 auto;
}

.field-description {
  margin-bottom: var(--space-3);
  max-width: 70ch;
  color: var(--muted);
  font-size: var(--type-body);
  font-weight: var(--weight-regular);
}

#step-counter {
  font-size: var(--type-meta);
  color: var(--muted);
  font-weight: var(--weight-semibold);
}

.form-fields {
  display: grid;
  gap: var(--space-4);
}

.form-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
}

.footer-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
}

.wizard-shell {
  display: grid;
  gap: var(--space-3);
}

.is-purpose-step .field-card--purpose {
  margin-bottom: 0;
  padding: 0;
  border: none;
  background: transparent;
}

.is-purpose-step .form-footer {
  margin-top: var(--space-3);
  padding-top: 0;
}

@media (max-width: 760px) {
  body {
    padding: var(--space-3);
  }

  .hero-panel,
  .wizard-header,
  .step-tabs,
  .form-card,
  .field-card,
  .summary-panel {
    padding: var(--space-3);
  }

  h1 {
    font-size: 28px;
  }

  h2 {
    font-size: 24px;
  }

  .field-title {
    font-size: 18px;
  }

  .matrix-row {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .room-needs-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .room-needs-title {
    flex-basis: auto;
  }

  .room-needs-controls {
    width: 100%;
    justify-content: flex-start;
  }

  .matrix-row-title {
    flex-basis: auto;
  }

  .matrix-header {
    display: none;
  }

  .matrix-options {
    display: grid;
    grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
    gap: var(--space-2);
  }

  .progressive-header {
    display: none;
  }

  .progressive-item {
    grid-template-columns: 1fr auto;
    gap: var(--space-2);
  }

  .budget-value-box {
    min-width: 0;
  }

  .count-slider-value {
    width: auto;
    min-width: 56px;
  }

  .choice-card--purpose {
    flex-basis: min(78vw, 260px);
  }

  .step-tab {
    flex-basis: 184px;
    min-height: 80px;
  }
}

#progress-bar-fill {
  display: none;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101214;
    --text: #f3f5f7;
    --muted: #b6bec8;
    --border: #48515b;
    --panel: #171a1f;
    --panel-alt: #1f252c;
    --button-bg: #222831;
    --button-text: #f3f5f7;
    --button-border: #5f6b77;
    --input-bg: #11161b;
    --input-text: #f3f5f7;
    --link: #8ab4ff;
  }

  .hero-panel,
  .wizard-header,
  .step-tabs,
  .form-card,
  .field-card,
  .summary-panel {
    box-shadow: none;
  }

  .choice-card label,
  .matrix-cell label,
  .progressive-item label,
  .cell-button,
  .chip-note {
    color: var(--text);
  }

  .matrix-row-title {
    color: var(--text);
  }

  input,
  select,
  textarea,
  button {
    color: var(--text);
  }

  .city-map-canvas {
    background: #0f1720;
  }
}