:root {
  --bg: #f5efe4;
  --bg-soft: rgba(255, 255, 255, 0.65);
  --panel: rgba(255, 252, 246, 0.88);
  --panel-strong: #fffaf1;
  --border: rgba(69, 46, 23, 0.12);
  --text: #2d1d13;
  --muted: #6e5847;
  --accent: #af5b2f;
  --accent-deep: #7f3416;
  --accent-soft: rgba(175, 91, 47, 0.12);
  --gold: #d8a443;
  --shadow: 0 24px 80px rgba(63, 34, 14, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(216, 164, 67, 0.32), transparent 28%),
    radial-gradient(circle at top right, rgba(175, 91, 47, 0.15), transparent 30%),
    linear-gradient(180deg, #f8f3ea 0%, #efe4d5 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.18) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent);
  pointer-events: none;
}

.page-shell {
  position: relative;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 64px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 360px);
  gap: 24px;
  align-items: stretch;
  margin-bottom: 28px;
}

.hero-copy,
.hero-note,
.panel,
.reference-section {
  backdrop-filter: blur(14px);
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.hero-copy,
.hero-note {
  padding: 32px;
  border-radius: var(--radius-xl);
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow::before,
.section-kicker::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
}

h1,
h2 {
  margin: 12px 0 0;
  font-family: "Fraunces", serif;
  letter-spacing: -0.03em;
  line-height: 1;
}

h1 {
  font-size: clamp(2.4rem, 4vw, 4.6rem);
}

h2 {
  font-size: clamp(1.7rem, 2.2vw, 2.5rem);
}

.hero-copy p,
.hero-note p,
.section-heading p,
.supporting-text,
.metric-card p,
.breakdown-card p,
.estimate-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.hero-copy p {
  margin-top: 18px;
  max-width: 62ch;
  font-size: 1.02rem;
}

.hero-note {
  display: grid;
  gap: 10px;
  align-content: center;
  background:
    linear-gradient(135deg, rgba(175, 91, 47, 0.16), rgba(216, 164, 67, 0.08)),
    var(--panel);
}

.hero-note span,
.metric-card span,
.context-strip span,
.reference-list dt,
.estimate-card span {
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-note strong,
.metric-card strong,
.context-strip strong,
.breakdown-card strong,
.estimate-card strong {
  display: block;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero-note strong {
  font-size: clamp(2rem, 4vw, 3rem);
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 24px;
}

.panel {
  padding: 28px;
  border-radius: var(--radius-xl);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
}

.mode-switch {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(69, 46, 23, 0.08);
}

.mode-button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  font-weight: 700;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.mode-button:hover,
.mode-button:focus-visible {
  color: var(--text);
  outline: none;
}

.mode-button.is-active {
  color: #fff8f1;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  box-shadow: 0 12px 20px rgba(127, 52, 22, 0.24);
}

.mode-panel {
  margin-top: 28px;
  display: grid;
  gap: 14px;
}

.input-label {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text);
}

.bags-input-row,
.currency-field {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  border: 1px solid rgba(69, 46, 23, 0.08);
}

.input {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.input:focus {
  outline: none;
}

.input-number::-webkit-outer-spin-button,
.input-number::-webkit-inner-spin-button {
  margin: 0;
}

.input-suffix,
.currency-prefix {
  font-weight: 800;
  color: var(--accent-deep);
}

.currency-prefix {
  font-size: 1.1rem;
}

.range-input {
  width: 100%;
  accent-color: var(--accent);
}

.supporting-text {
  font-size: 0.92rem;
}

.estimate-card,
.context-strip,
.breakdown-card,
.metric-card,
.reference-card {
  border: 1px solid rgba(69, 46, 23, 0.08);
  background: rgba(255, 255, 255, 0.7);
}

.estimate-card {
  display: grid;
  gap: 4px;
  padding: 18px;
  border-radius: var(--radius-md);
}

.estimate-card strong {
  font-size: 2.3rem;
}

.context-strip {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-lg);
}

.context-strip strong {
  margin-top: 6px;
  font-size: 1.3rem;
}

.result-badge {
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(216, 164, 67, 0.24), rgba(175, 91, 47, 0.18));
  color: var(--accent-deep);
}

.result-grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.metric-card {
  padding: 22px;
  border-radius: var(--radius-lg);
}

.metric-card--primary {
  background:
    linear-gradient(135deg, rgba(175, 91, 47, 0.18), rgba(216, 164, 67, 0.12)),
    rgba(255, 255, 255, 0.92);
}

.metric-card strong {
  margin-top: 12px;
  font-size: clamp(1.6rem, 2.8vw, 2.3rem);
}

.metric-card p {
  margin-top: 10px;
}

.breakdown-card {
  margin-top: 16px;
  display: grid;
  gap: 10px;
  padding: 22px;
  border-radius: var(--radius-lg);
}

.breakdown-card strong {
  margin-top: 8px;
  font-size: 1.32rem;
}

.reference-section {
  margin-top: 28px;
  padding: 28px;
  border-radius: var(--radius-xl);
}

.section-heading {
  display: grid;
  gap: 10px;
}

.reference-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.reference-card {
  padding: 18px;
  border-radius: var(--radius-lg);
}

.reference-card__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.reference-category {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.reference-bags {
  font-size: 1.2rem;
}

.reference-list {
  margin: 18px 0 0;
  display: grid;
  gap: 12px;
}

.reference-list div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.reference-list dd {
  margin: 0;
  font-weight: 700;
}

@media (max-width: 980px) {
  .hero,
  .layout {
    grid-template-columns: 1fr;
  }

  .hero-note {
    order: -1;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 20px;
    padding-bottom: 36px;
  }

  .hero-copy,
  .hero-note,
  .panel,
  .reference-section {
    padding: 22px;
    border-radius: 24px;
  }

  .panel-header {
    flex-direction: column;
    align-items: stretch;
  }

  .mode-switch {
    width: 100%;
  }

  .mode-button {
    width: 100%;
    text-align: center;
  }

  .context-strip,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .estimate-card strong,
  .metric-card strong {
    font-size: 1.8rem;
  }
}