:root {
  --cream: #f7f3ee;
  --soft-cream: #fbfaf7;
  --beige: #d8c7b6;
  --warm-beige: #bfa88f;
  --moka: #342821;
  --black: #111111;
  --grey: #77716b;
  --white: #ffffff;
  --line: rgba(17, 17, 17, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--cream);
  color: var(--black);
  overflow-x: hidden;
}

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

.nav {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 50;
  padding: 22px 6vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #2a211b;
  background: rgba(247, 243, 238, 0);
  border-bottom: 1px solid transparent;
  transition: 0.35s ease;
}

.nav.is-scrolled {
  padding-block: 14px;
  background: rgba(251, 250, 247, 0.78);
  border-bottom-color: rgba(52, 40, 33, 0.10);
  box-shadow: 0 18px 50px rgba(52, 40, 33, 0.08);
  backdrop-filter: blur(18px) saturate(1.18);
  -webkit-backdrop-filter: blur(18px) saturate(1.18);
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.monogram {
  font-family: 'Cormorant Garamond', serif;
  width: 44px;
  height: 44px;
  border: 1px solid currentColor;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 20px;
  font-weight: 600;
}

.logo-text {
  font-size: 12px;
  line-height: 1.5;
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.nav-links a {
  opacity: 0.86;
  transition: 0.25s;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  opacity: 1;
}

.nav-cta {
  border: 1px solid currentColor;
  padding: 12px 20px;
  border-radius: 999px;
}

.mobile-menu-button {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(42,33,27,0.28);
  border-radius: 50%;
  background: rgba(255,255,255,0.28);
  color: #2a211b;
  place-items: center;
  cursor: pointer;
  transition: 0.25s ease;
}

.mobile-menu-button span {
  display: block;
  width: 18px;
  height: 1px;
  background: currentColor;
  margin: 3px 0;
  transition: 0.25s ease;
}

.mobile-menu-button[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.mobile-menu-button[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-button[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(420px, 100vw);
  min-height: 100vh;
  z-index: 80;
  background: rgba(251,250,247,0.94);
  color: #2a211b;
  border-left: 1px solid rgba(52,40,33,0.10);
  box-shadow: -28px 0 80px rgba(52,40,33,0.14);
  backdrop-filter: blur(22px) saturate(1.12);
  -webkit-backdrop-filter: blur(22px) saturate(1.12);
  transform: translateX(100%);
  transition: transform 0.32s ease;
  padding: 28px 28px 34px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  pointer-events: none;
}

.mobile-menu.is-open {
  transform: translateX(0);
  pointer-events: auto;
}

body.menu-open {
  overflow: hidden;
}

.mobile-menu-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 52px;
}

.mobile-menu-logo {
  font-family: 'Cormorant Garamond', serif;
  width: 48px;
  height: 48px;
  border: 1px solid currentColor;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 21px;
  font-weight: 600;
}

.mobile-menu-close {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(42,33,27,0.22);
  border-radius: 50%;
  background: transparent;
  color: inherit;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.mobile-menu-links {
  display: grid;
  gap: 18px;
}

.mobile-menu-links a {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(34px, 10vw, 52px);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.mobile-menu-contact {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: grid;
  gap: 10px;
  color: var(--grey);
  font-size: 14px;
  line-height: 1.7;
}

.mobile-menu-contact strong {
  color: #2a211b;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.section-kicker {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--warm-beige);
  font-size: 12px;
  margin-bottom: 16px;
  font-weight: 600;
}

.calculator-hero {
  padding: 118px 6vw 62px;
  background: var(--soft-cream);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 56px;
  align-items: end;
}

.calculator-hero h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(46px, 6vw, 88px);
  font-weight: 500;
  line-height: 0.96;
  letter-spacing: -0.04em;
  max-width: 900px;
  margin-bottom: 24px;
}

.calculator-hero p {
  max-width: 720px;
  color: var(--grey);
  line-height: 1.75;
  font-size: 17px;
}

.hero-stat {
  background: var(--moka);
  color: var(--white);
  padding: 30px;
  min-height: 190px;
  display: grid;
  align-content: end;
}

.hero-stat strong {
  font-family: 'Cormorant Garamond', serif;
  font-size: 78px;
  line-height: 0.8;
  font-weight: 500;
}

.hero-stat span {
  margin-top: 16px;
  color: rgba(255,255,255,0.68);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.calculator-shell {
  padding: 80px 6vw 96px;
}

.calculator-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 34px;
}

.tab-button {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.66);
  color: var(--grey);
  padding: 11px 15px;
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: 0.24s ease;
}

.tab-button:hover,
.tab-button.is-active {
  color: var(--white);
  background: var(--moka);
  border-color: var(--moka);
}

.calculator-panel {
  display: none;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 28px;
  align-items: stretch;
}

.calculator-panel.is-active {
  display: grid;
}

.calculator-form,
.calculator-result {
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(17,17,17,0.08);
  padding: clamp(24px, 4vw, 42px);
}

.calculator-form h2,
.calculator-result h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(32px, 3.6vw, 52px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.035em;
  margin-bottom: 16px;
}

.calculator-form p {
  color: var(--grey);
  line-height: 1.7;
  margin-bottom: 30px;
  max-width: 720px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

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

.field label {
  color: var(--grey);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.field input {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--white);
  padding: 14px 14px;
  min-height: 48px;
  font: inherit;
  color: var(--black);
  outline: none;
  transition: 0.22s ease;
}

.field input:focus {
  border-color: var(--moka);
  box-shadow: 0 0 0 4px rgba(52,40,33,0.06);
}

.calculator-result {
  background: var(--moka);
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 420px;
}

.result-label {
  color: rgba(255,255,255,0.54);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
  margin-bottom: 10px;
}

.result-value {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(42px, 5vw, 78px);
  line-height: 0.9;
  letter-spacing: -0.04em;
  word-break: break-word;
}

.result-subtitle {
  color: var(--beige);
  margin-top: 16px;
  line-height: 1.55;
}

.result-breakdown {
  display: grid;
  gap: 12px;
  margin-top: 34px;
}

.result-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 12px;
  color: rgba(255,255,255,0.68);
  font-size: 14px;
}

.result-row strong {
  color: var(--white);
  text-align: right;
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
  font-size: 13px;
}

.schedule-table th,
.schedule-table td {
  border-bottom: 1px solid rgba(255,255,255,0.12);
  padding: 10px 6px;
  text-align: right;
}

.schedule-table th:first-child,
.schedule-table td:first-child {
  text-align: left;
}

.schedule-table th {
  color: rgba(255,255,255,0.5);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 10px;
}

.note {
  color: rgba(255,255,255,0.52);
  font-size: 12px;
  line-height: 1.65;
  margin-top: 28px;
}

.footer {
  background: #0b0b0b;
  color: var(--white);
  padding: 58px 6vw;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.footer-logo {
  color: var(--white);
  margin-bottom: 18px;
}

.footer p,
.footer a {
  color: rgba(255,255,255,0.62);
  font-size: 14px;
  line-height: 1.9;
}

.footer h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--beige);
  margin-bottom: 18px;
}

@media (max-width: 1050px) {
  .nav-links {
    display: none;
  }

  .mobile-menu-button {
    display: grid;
  }

  .calculator-hero,
  .calculator-panel {
    grid-template-columns: 1fr;
  }

  .hero-stat {
    min-height: auto;
  }
}

@media (max-width: 700px) {
  .logo-text {
    display: none;
  }

  .calculator-hero,
  .calculator-shell {
    padding-left: 6vw;
    padding-right: 6vw;
  }

  .field-grid,
  .footer {
    grid-template-columns: 1fr;
  }

  .calculator-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 6px;
  }

  .tab-button {
    white-space: nowrap;
  }
}