.rfp-calculator {
  color-scheme: light;
  --rfp-ink: #1f2933;
  --rfp-muted: #64748b;
  --rfp-line: #d8dee6;
  --rfp-panel: #ffffff;
  --rfp-field: #fbfcfd;
  --rfp-accent: #197278;
  --rfp-accent-dark: #125c61;
  --rfp-gold: #c7832d;
  --rfp-rose: #9b3d4d;
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 36px 0 44px;
  color: var(--rfp-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

.rfp-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.rfp-brand-lockup {
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 0;
}

.rfp-logo {
  width: clamp(86px, 11vw, 132px);
  height: auto;
  flex: 0 0 auto;
}

.rfp-title {
  margin: 0;
  max-width: 720px;
  color: var(--rfp-ink);
  font-size: clamp(2.15rem, 2.8vw, 3.4rem);
  line-height: 1;
  letter-spacing: 0;
}

.rfp-intro {
  margin: 12px 0 0;
  max-width: 680px;
  color: var(--rfp-muted);
  font-size: 1.02rem;
  line-height: 1.55;
}

.rfp-pill {
  flex: 0 0 auto;
  border: 1px solid var(--rfp-line);
  background: rgba(255, 255, 255, 0.84);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--rfp-accent-dark);
  font-weight: 700;
  font-size: 0.92rem;
}

.rfp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 18px;
  align-items: start;
}

.rfp-panel {
  background: var(--rfp-panel);
  border: 1px solid var(--rfp-line);
  border-radius: 8px;
  box-shadow: 0 18px 38px rgba(31, 41, 51, 0.08);
}

.rfp-form {
  padding: 22px;
}

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

.rfp-calculator label {
  display: grid;
  gap: 7px;
  color: #314151;
  font-weight: 700;
  font-size: 0.92rem;
}

.rfp-calculator input,
.rfp-calculator select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--rfp-line);
  border-radius: 6px;
  background: var(--rfp-field);
  color: var(--rfp-ink);
  font: inherit;
  font-weight: 650;
  padding: 10px 12px;
  outline: none;
}

.rfp-calculator input:focus,
.rfp-calculator select:focus {
  border-color: var(--rfp-accent);
  box-shadow: 0 0 0 3px rgba(25, 114, 120, 0.16);
}

.rfp-wide {
  grid-column: 1 / -1;
}

.rfp-fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

.rfp-fieldset legend {
  margin-bottom: 7px;
  color: #314151;
  font-weight: 700;
  font-size: 0.92rem;
}

.rfp-segmented {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.rfp-segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.rfp-segmented span {
  display: grid;
  place-items: center;
  min-height: 44px;
  border: 1px solid var(--rfp-line);
  border-radius: 6px;
  background: var(--rfp-field);
  font-weight: 800;
  cursor: pointer;
  text-align: center;
}

.rfp-segmented input:checked + span {
  background: #e5f0ef;
  border-color: var(--rfp-accent);
  color: var(--rfp-accent-dark);
}

.rfp-hint {
  margin: 10px 0 0;
  color: var(--rfp-muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

.rfp-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.rfp-calculator button {
  min-height: 44px;
  border: 0;
  border-radius: 6px;
  padding: 10px 14px;
  font: inherit;
  font-weight: 850;
  cursor: pointer;
}

.rfp-primary {
  background: var(--rfp-accent);
  color: #fff;
}

.rfp-primary:hover {
  background: var(--rfp-accent-dark);
}

.rfp-results {
  overflow: hidden;
}

.rfp-result-head {
  padding: 22px;
  background: #26323d;
  color: #fff;
}

.rfp-result-head p {
  margin: 8px 0 0;
  color: #dce5ec;
  line-height: 1.45;
}

.rfp-bag-count {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin: 0;
  font-size: clamp(3.1rem, 7vw, 5.3rem);
  line-height: 0.9;
  letter-spacing: 0;
}

.rfp-bag-count strong {
  color: #fff;
}

.rfp-bag-count span {
  font-size: 1.03rem;
  color: #dce5ec;
  font-weight: 750;
}

.rfp-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--rfp-line);
}

.rfp-metric {
  background: #fff;
  padding: 17px;
  min-height: 106px;
}

.rfp-metric b {
  display: block;
  font-size: 1.45rem;
  line-height: 1.05;
  margin-bottom: 6px;
  color: var(--rfp-ink);
}

.rfp-metric span {
  color: var(--rfp-muted);
  font-weight: 700;
  font-size: 0.84rem;
  line-height: 1.35;
}

.rfp-notes {
  padding: 18px 22px 22px;
}

.rfp-notes h3 {
  margin: 0 0 10px;
  color: var(--rfp-ink);
  font-size: 1rem;
}

.rfp-notes ul {
  margin: 0;
  padding-left: 20px;
  color: #435466;
  line-height: 1.55;
}

.rfp-formula {
  margin-top: 18px;
  padding: 14px;
  border-left: 4px solid var(--rfp-gold);
  background: #fff7e9;
  color: #523719;
  border-radius: 6px;
  font-weight: 700;
  line-height: 1.45;
}

.rfp-food-row,
.rfp-amount-row {
  display: grid;
  gap: 10px;
}

.rfp-food-row {
  grid-template-columns: minmax(0, 1fr) minmax(130px, 0.45fr);
}

.rfp-amount-row {
  grid-template-columns: minmax(0, 1fr) minmax(142px, 0.45fr);
}

.rfp-warning {
  display: none;
  margin-top: 12px;
  padding: 12px;
  border: 1px solid #efc6ce;
  background: #fff0f2;
  color: var(--rfp-rose);
  border-radius: 6px;
  font-weight: 750;
  line-height: 1.4;
}

.rfp-warning.rfp-show {
  display: block;
}

.rfp-density-wrap,
.rfp-custom-bag-wrap {
  display: none;
}

.rfp-density-wrap.rfp-show,
.rfp-custom-bag-wrap.rfp-show {
  display: grid;
}

.rfp-site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 18px;
  margin-top: 22px;
  padding: 18px 2px 0;
  color: #526171;
  font-size: 0.92rem;
  font-weight: 700;
}

.rfp-site-footer a {
  color: var(--rfp-accent-dark);
  text-decoration: none;
}

.rfp-site-footer a:hover {
  text-decoration: underline;
}

@media (max-width: 820px) {
  .rfp-calculator {
    width: 100%;
    padding-top: 24px;
  }

  .rfp-topbar,
  .rfp-layout {
    display: block;
  }

  .rfp-brand-lockup {
    align-items: flex-start;
  }

  .rfp-pill {
    display: inline-block;
    margin-top: 16px;
  }

  .rfp-results {
    margin-top: 16px;
  }
}

@media (max-width: 560px) {
  .rfp-grid,
  .rfp-metrics,
  .rfp-food-row,
  .rfp-amount-row {
    grid-template-columns: 1fr;
  }

  .rfp-segmented {
    grid-template-columns: 1fr;
  }

  .rfp-brand-lockup {
    display: block;
  }

  .rfp-logo {
    width: 96px;
    margin-bottom: 14px;
  }
}