:root {
  color-scheme: light;
  --bg: #f5f0e8;
  --bg-elevated: #fffaf3;
  --bg-strong: #e7ddcf;
  --text: #1e1b16;
  --text-soft: #5f564b;
  --line: #d4c7b6;
  --accent: #b85c38;
  --accent-2: #246a5a;
  --accent-3: #db9d47;
  --shadow: 0 18px 40px rgba(60, 39, 15, 0.08);
  --radius: 22px;
  --radius-sm: 14px;
  --max: 1180px;
  --font-main: "Avenir Next", "Segoe UI", sans-serif;
  --font-display: "Iowan Old Style", "Palatino Linotype", serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #141210;
  --bg-elevated: #1d1915;
  --bg-strong: #2a241f;
  --text: #f4eee5;
  --text-soft: #cbbfad;
  --line: #453b32;
  --accent: #f48f5b;
  --accent-2: #4dc4a4;
  --accent-3: #f1c369;
  --shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(184, 92, 56, 0.16), transparent 32%),
    radial-gradient(circle at top right, rgba(36, 106, 90, 0.14), transparent 28%),
    linear-gradient(180deg, var(--bg), color-mix(in srgb, var(--bg) 92%, #000 8%));
  color: var(--text);
  font-family: var(--font-main);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.page-shell {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 76%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}

.site-header__inner,
.hero,
.section,
.footer,
.page-main {
  width: min(var(--max), calc(100% - 24px));
  margin: 0 auto;
}

.site-header__inner {
  display: grid;
  gap: 12px;
  padding: 14px 0;
}

.brand-row,
.toolbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand__mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fffdf8;
  font-weight: 800;
  box-shadow: var(--shadow);
}

.brand__copy strong {
  display: block;
  font-size: 1rem;
}

.brand__copy span {
  display: block;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.toolbar,
.nav-links,
.button-row,
.result-actions,
.card-grid,
.unit-switch,
.lang-switch {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.chip,
.nav-link,
.toolbar button,
.toolbar select,
.toolbar .link-button,
.control-button {
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  color: var(--text);
  border-radius: 999px;
  padding: 10px 14px;
  min-height: 44px;
}

.nav-link.is-active,
.chip.is-active,
.toolbar button.is-active,
.control-button--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff7f2;
}

.toolbar select {
  padding-right: 36px;
}

.hero {
  padding: 24px 0 12px;
}

.hero-card,
.content-card,
.calculator-card,
.result-card,
.visual-card,
.footer-card,
.search-card {
  background: color-mix(in srgb, var(--bg-elevated) 94%, transparent);
  border: 1px solid color-mix(in srgb, var(--line) 76%, transparent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 22px;
  display: grid;
  gap: 16px;
}

.eyebrow {
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.1;
}

h1 {
  font-size: clamp(2rem, 7vw, 4.4rem);
}

.hero-copy h1 {
  font-size: clamp(1.6rem, 5.6vw, 3.52rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.3rem);
}

.hero-copy p,
.section-intro,
.muted,
.label-hint,
.tool-card p,
.faq-answer,
.note-list li,
.stat-label {
  color: var(--text-soft);
}

.search-card {
  padding: 14px;
}

.search-card input {
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  color: var(--text);
}

.section {
  padding: 14px 0 24px;
}

.section--tight {
  padding-top: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.tool-card,
.why-card {
  padding: 18px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--line);
}

.tool-card small {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--card-accent, var(--accent));
  font-weight: 700;
}

.tool-card--layout { --card-accent: #7d4df2; }
.tool-card--concrete { --card-accent: #246a5a; }
.tool-card--flooring { --card-accent: #b85c38; }
.tool-card--finish { --card-accent: #c38a19; }
.tool-card--lumber { --card-accent: #8a5a2f; }
.tool-card--outdoor { --card-accent: #2f7a47; }
.tool-card--remodeling { --card-accent: #aa466b; }

.tool-card__footer {
  display: grid;
  gap: 10px;
  align-items: start;
}

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

.tool-tag {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--card-accent, var(--accent)) 26%, var(--line));
  color: var(--card-accent, var(--accent));
  background: color-mix(in srgb, var(--card-accent, var(--accent)) 10%, transparent);
  font-size: 0.82rem;
}

.tool-card .control-button {
  justify-self: start;
}

.tool-card p {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  min-height: 3em;
}

.hero-value-grid {
  display: grid;
  gap: 12px;
}

.hero-categories {
  display: grid;
  gap: 10px;
}

.category-pill-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.category-pill {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
}

.footer-blurb {
  margin-top: 10px;
  color: var(--text-soft);
}

.tool-page-footer {
  color: var(--text-soft);
}
}

.page-main {
  padding: 20px 0 48px;
}

.tool-layout {
  display: grid;
  gap: 16px;
}

.calculator-card,
.result-card,
.visual-card,
.content-card,
.footer-card {
  padding: 18px;
}

.calculator-grid {
  display: grid;
  gap: 14px;
}

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

.field-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.field label,
.field legend {
  font-weight: 700;
}

.field input,
.field select {
  min-height: 48px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  color: var(--text);
  padding: 12px 14px;
}

.field-control select {
  min-width: 96px;
}

.field-row {
  display: grid;
  gap: 14px;
}

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

.stat {
  padding: 14px;
  background: color-mix(in srgb, var(--bg) 74%, transparent);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 800;
}

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

.badge {
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.86rem;
  background: color-mix(in srgb, var(--accent-2) 18%, transparent);
  color: var(--text);
}

.badge.is-alert {
  background: color-mix(in srgb, #c54f4f 18%, transparent);
}

.visual-frame {
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 90%, transparent), color-mix(in srgb, var(--bg-strong) 72%, transparent));
  padding: 14px;
}

.visual-frame svg {
  width: 100%;
  height: auto;
  display: block;
}

.note-list,
.faq-list {
  padding-left: 18px;
  margin: 0;
}

.faq-list li + li,
.note-list li + li {
  margin-top: 10px;
}

.footer {
  padding-bottom: 32px;
}

.footer-card {
  display: grid;
  gap: 16px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.download-link {
  display: inline-flex;
}

.calculator-grid--remodel {
  gap: 18px;
}

.remodel-toggle-row,
.toggle-group,
.segmented-control,
.remodel-scope-grid {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.toggle-group {
  align-items: center;
}

.toggle-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-soft);
}

.remodel-section {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
}

.remodel-section[hidden] {
  display: none;
}

.remodel-section h3 {
  font-size: 1.1rem;
}

.scope-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  color: var(--text-soft);
  cursor: pointer;
}

.scope-chip input {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.scope-chip:has(input:checked) {
  background: color-mix(in srgb, var(--accent-2) 14%, var(--bg-elevated));
  border-color: color-mix(in srgb, var(--accent-2) 44%, var(--line));
  color: var(--text);
}

.result-card--remodel {
  padding: 0;
  overflow: hidden;
}

.results-header,
.results-footer,
.budget-tier,
.line-items,
.diy-strip,
.result-card--remodel .result-stats {
  padding-left: 18px;
  padding-right: 18px;
}

.results-header {
  padding-top: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.results-title,
.line-items-heading {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--text-soft);
}

.results-room-badge {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  font-weight: 700;
}

.result-stats--compact {
  padding-top: 16px;
  padding-bottom: 4px;
}

.budget-tier {
  padding-top: 12px;
  padding-bottom: 12px;
  border-top: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}

.tier-label {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.tier-label.low { color: #3f8757; }
.tier-label.mid { color: #b88417; }
.tier-label.high { color: #bd5a3a; }

.tier-amount {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.6vw, 2.3rem);
  line-height: 1;
  margin-bottom: 6px;
}

.tier-desc,
.results-note,
.diy-strip-note,
.line-item-name,
.assumptions-table th,
.assumptions-table td {
  color: var(--text-soft);
}

.diy-strip {
  margin: 6px 18px 14px;
  padding-top: 14px;
  padding-bottom: 14px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--accent-2) 12%, var(--bg-elevated));
  border: 1px solid color-mix(in srgb, var(--accent-2) 36%, var(--line));
}

.diy-strip.hidden {
  display: none;
}

.diy-strip-label {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.diy-strip-amount {
  font-family: var(--font-display);
  font-size: 1.6rem;
}

.line-items {
  padding-top: 8px;
  padding-bottom: 18px;
}

.line-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid color-mix(in srgb, var(--line) 64%, transparent);
}

.line-item-range {
  font-weight: 700;
  white-space: nowrap;
}

.results-footer {
  padding-top: 14px;
  padding-bottom: 18px;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-top: 1px solid var(--line);
}

.assumptions-table-wrap {
  overflow-x: auto;
}

.assumptions-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.assumptions-table th,
.assumptions-table td {
  padding: 12px 10px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
  text-align: left;
}

.assumptions-table th {
  font-size: 0.8rem;
}

.print-sheet {
  background: white;
  color: #111;
  padding: 20px;
}

@media (min-width: 720px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tool-layout {
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
    align-items: start;
  }

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

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

  .remodel-toggle-row {
    justify-content: space-between;
    align-items: center;
  }

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

@media (min-width: 980px) {
  .card-grid--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-card {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
  }

  .hero-copy {
    grid-column: 1;
  }

  .search-card {
    grid-column: 2;
    grid-row: 1;
  }

  .hero-value-grid,
  .hero-categories,
  .hero-card #tool-grid {
    grid-column: 1 / -1;
  }
}

@media print {
  .site-header,
  .hero,
  .footer,
  .result-actions .download-link,
  .result-actions button[data-action="reset"] {
    display: none !important;
  }

  body {
    background: white;
  }

  .page-main,
  .tool-layout,
  .result-card,
  .visual-card,
  .calculator-card,
  .content-card,
  .diy-strip {
    box-shadow: none;
    border: 0;
    padding: 0;
    width: 100%;
  }

  .results-footer,
  .results-header,
  .budget-tier,
  .line-items,
  .result-card--remodel .result-stats {
    padding-left: 0;
    padding-right: 0;
  }
}