:root {
  color-scheme: light;
  --site-ink: #17352f;
  --site-green: #1f7a5c;
  --site-green-dark: #145841;
  --site-mint: #e7f3ec;
  --site-canvas: #f3f6f3;
  --site-surface: #ffffff;
  --site-line: #dfe6e2;
  --site-muted: #6f7e79;
  --site-shadow: 0 22px 70px rgba(20, 52, 44, 0.09);
  --site-radius-lg: 24px;
  --site-radius-md: 16px;

  /* Aliases used by the three existing calculator stylesheets. */
  --ink: var(--site-ink);
  --green: var(--site-green);
  --green2: var(--site-green-dark);
  --green-dark: var(--site-green-dark);
  --mint: var(--site-mint);
  --paper: var(--site-surface);
  --white: var(--site-surface);
  --line: var(--site-line);
  --muted: var(--site-muted);
  --canvas: var(--site-canvas);
  --bg: var(--site-canvas);
  --surface: var(--site-surface);
  --surface-muted: #f7faf8;
  --text: var(--site-ink);
  --text-soft: var(--site-muted);
  --border: var(--site-line);
  --border-strong: #9db4ab;
  --accent: var(--site-green);
  --accent-soft: var(--site-mint);
  --success: var(--site-green);
  --success-soft: var(--site-mint);
  --shadow: var(--site-shadow);
  --radius-lg: var(--site-radius-lg);
  --radius-md: var(--site-radius-md);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.site-page,
body.calculator-page {
  min-width: 320px;
  margin: 0;
  color: var(--site-ink);
  background: var(--site-canvas);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(31, 122, 92, 0.28);
  outline-offset: 3px;
}

.site-header,
.calculator-page .topbar.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  width: 100%;
  height: auto;
  min-height: 72px;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--site-line);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 8px 30px rgba(20, 52, 44, 0.04);
  backdrop-filter: blur(16px);
}

.site-header__row {
  width: min(1280px, calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
}

.site-brand,
.calculator-page .site-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: max-content;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--site-ink);
  text-decoration: none;
  cursor: pointer;
}

.site-brand__mark,
.calculator-page .site-brand__mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border-radius: 13px;
  background: var(--site-green);
  color: #fff;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.site-brand__text,
.calculator-page .site-brand__text {
  color: var(--site-ink);
  font-size: 15px;
  font-weight: 850;
  line-height: 1.15;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-width: 0;
}

.site-nav a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 13px;
  border-radius: 11px;
  color: var(--site-muted);
  font-size: 13px;
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.site-nav a:hover {
  background: #f2f7f4;
  color: var(--site-green-dark);
}

.site-nav a[aria-current="page"] {
  background: var(--site-mint);
  color: var(--site-green-dark);
}

.site-header__action,
.calculator-page .site-header__action {
  min-height: 42px;
  margin: 0;
  padding: 10px 16px;
  border: 1px solid rgba(31, 122, 92, 0.18);
  border-radius: 12px;
  background: var(--site-mint);
  color: var(--site-green-dark);
  font-size: 12px;
  font-weight: 850;
  white-space: nowrap;
  cursor: pointer;
}

.home-main {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 80px 0 64px;
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  align-items: end;
  gap: 50px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--site-line);
}

.site-eyebrow {
  grid-column: 1 / -1;
  margin: 0 0 -28px;
  color: var(--site-green);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.home-hero h1 {
  margin: 0;
  font-size: clamp(44px, 6.4vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.home-hero__lead {
  max-width: 430px;
  margin: 0 0 6px;
  color: var(--site-muted);
  font-size: 18px;
  line-height: 1.55;
}

.calculator-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.calculator-card {
  min-height: 360px;
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--site-line);
  border-radius: var(--site-radius-lg);
  background: var(--site-surface);
  box-shadow: var(--site-shadow);
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.calculator-card:hover {
  transform: translateY(-4px);
  border-color: rgba(31, 122, 92, 0.45);
  box-shadow: 0 28px 80px rgba(20, 52, 44, 0.13);
}

.calculator-card__number {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--site-mint);
  color: var(--site-green);
  font-size: 13px;
  font-weight: 900;
}

.calculator-card__content {
  display: flex;
  flex-direction: column;
  margin-top: auto;
}

.calculator-card__label {
  margin-bottom: 10px;
  color: var(--site-green);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.calculator-card__content strong {
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.calculator-card__content > span:last-child {
  margin-top: 13px;
  color: var(--site-muted);
  line-height: 1.55;
}

.calculator-card__action {
  width: max-content;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  margin-top: 24px;
  padding: 0 15px;
  border-radius: 11px;
  background: var(--site-green);
  color: #fff;
  font-size: 13px;
  font-weight: 850;
}

/* Shared calculator framing */
.calculator-page .hero h1 {
  color: var(--site-ink);
}

.calculator-page .page-shell,
.calculator-page main {
  scroll-margin-top: 92px;
}

.calculator-page .controls,
.calculator-page .preview,
.calculator-page .calculator,
.calculator-page .calculator-panel,
.calculator-page .result-card {
  border-color: var(--site-line);
  box-shadow: var(--site-shadow);
}

.calculator-page input,
.calculator-page select,
.calculator-page textarea {
  accent-color: var(--site-green);
}

/* Kitchen color and spacing alignment */
.page-kitchen .page-shell {
  padding-top: 48px;
}

.page-kitchen .hero {
  margin-bottom: 34px;
}

.page-kitchen .eyebrow {
  color: var(--site-green-dark);
  background: var(--site-mint);
}

.page-kitchen .hero h1 {
  color: var(--site-ink);
  font-size: clamp(40px, 5vw, 58px);
}

.page-kitchen .step-number {
  background: var(--site-green);
}

.page-kitchen .shape-card input:focus-visible + .shape-card-content,
.page-kitchen .segmented-control input:focus-visible + span {
  outline-color: rgba(31, 122, 92, 0.28);
}

.page-kitchen .result-card {
  top: 96px;
}

/* Wardrobe pages share the same restrained hero scale. */
.page-coupe .page-shell {
  padding-top: 40px;
}

.page-coupe .hero h1 {
  font-size: clamp(40px, 5vw, 58px);
}

.page-coupe .calculator {
  border-radius: var(--site-radius-lg);
}

.page-hinged .hero {
  padding-top: 48px;
}

.page-hinged .hero h1 {
  font-size: clamp(40px, 5vw, 60px);
}

.page-hinged .controls,
.page-hinged .preview {
  border-radius: var(--site-radius-lg);
}

@media (max-width: 1040px) {
  .site-header__row {
    gap: 16px;
  }

  .site-nav a {
    padding-inline: 9px;
    font-size: 12px;
  }

  .calculator-cards {
    grid-template-columns: 1fr;
  }

  .calculator-card {
    min-height: 250px;
  }
}

@media (max-width: 760px) {
  .site-header__row {
    width: 100%;
    grid-template-columns: 1fr auto;
    gap: 10px 14px;
    padding: 10px 16px 8px;
  }

  .site-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    width: calc(100% + 32px);
    margin: 0 -16px;
    padding: 1px 16px 2px;
    justify-content: flex-start;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .site-brand__mark,
  .calculator-page .site-brand__mark {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
    border-radius: 12px;
  }

  .site-brand__text,
  .calculator-page .site-brand__text {
    font-size: 14px;
  }

  .site-header__action,
  .calculator-page .site-header__action {
    grid-column: 2;
    grid-row: 1;
    min-height: 38px;
    padding: 8px 10px;
    font-size: 11px;
  }

  .home-main {
    width: min(100% - 28px, 1180px);
    padding-top: 52px;
  }

  .home-hero {
    grid-template-columns: 1fr;
    gap: 22px;
    padding-bottom: 34px;
  }

  .site-eyebrow {
    margin-bottom: -6px;
  }

  .home-hero h1 {
    font-size: clamp(40px, 12vw, 58px);
  }

  .home-hero__lead {
    font-size: 16px;
  }

  .calculator-card {
    min-height: 270px;
    padding: 23px;
    border-radius: 20px;
  }

  .page-kitchen .page-shell,
  .page-coupe .page-shell {
    padding-top: 32px;
  }

  .page-kitchen .result-card {
    top: auto;
  }
}

@media (max-width: 420px) {
  .site-brand__text,
  .calculator-page .site-brand__text {
    max-width: none;
    font-size: 13px;
  }

  .site-header__action,
  .calculator-page .site-header__action {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}