.fuel-cost-card {
  --fc-ink: #17202a;
  --fc-muted: #61707e;
  --fc-paper: #fffdf8;
  --fc-panel: #f4f0e8;
  --fc-line: #ded7c9;
  --fc-accent: #e65d3f;
  --fc-accent-strong: #b63d2c;
  --fc-teal: #2f7d74;
  --fc-teal-soft: #d9eeea;
  --fc-sun: #f2c75c;
  --fc-shadow: rgba(44, 38, 28, 0.16);
  --fc-road: #c4b8a5;
  --fc-road-mark: #fff7d6;

  width: 100%;
  max-width: 62rem;
  margin: 0 auto;
  overflow: hidden;
  color: var(--fc-ink);
  background: var(--fc-paper);
  border: 1px solid var(--fc-line);
  border-radius: 1.75rem;
  box-shadow: 0 1.25rem 3rem var(--fc-shadow);
  box-sizing: border-box;
}

html.theme-dark .fuel-cost-card,
body.theme-dark .fuel-cost-card {
  --fc-ink: #f7f1e5;
  --fc-muted: #b9c1c3;
  --fc-paper: #1d2528;
  --fc-panel: #252f32;
  --fc-line: #435054;
  --fc-accent: #ff8061;
  --fc-accent-strong: #ff9a7f;
  --fc-teal: #70c6b9;
  --fc-teal-soft: #254944;
  --fc-sun: #f4d36d;
  --fc-shadow: rgba(0, 0, 0, 0.36);
  --fc-road: #556368;
  --fc-road-mark: #f6d781;
}

.fc-stage {
  position: relative;
  min-height: 16rem;
  padding: 2.25rem 2.5rem;
  overflow: hidden;
  background: var(--fc-panel);
}

.fc-route-art {
  position: absolute;
  inset: 0;
  opacity: 0.92;
}
.fc-route-art svg {
  width: 100%;
  height: 100%;
}
.fc-road-shadow,
.fc-road,
.fc-road-progress {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.fc-road-shadow {
  stroke: var(--fc-ink);
  stroke-width: 23;
  opacity: 0.08;
}
.fc-road {
  stroke: var(--fc-road);
  stroke-width: 18;
}
.fc-road-progress {
  stroke: var(--fc-accent);
  stroke-width: 5;
  stroke-dasharray: 340;
  transition: stroke-dashoffset 0.5s ease;
}
.fc-map-pin {
  fill: var(--fc-paper);
  stroke: var(--fc-teal);
  stroke-width: 5;
}
.fc-pin-end {
  stroke: var(--fc-accent);
}
.fc-route-orb {
  fill: var(--fc-sun);
}

.fc-stage-copy {
  position: relative;
  z-index: 1;
  display: flex;
  max-width: 18rem;
  flex-direction: column;
  gap: 0.55rem;
}
.fc-kicker,
.fc-section-label {
  color: var(--fc-teal);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.fc-cost-status {
  align-self: flex-start;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  color: var(--fc-ink);
  background: var(--fc-sun);
  font-size: 0.75rem;
  font-weight: 800;
}
.fc-cost-status[data-level="light"] {
  background: var(--fc-teal-soft);
  color: var(--fc-teal);
}
.fc-cost-status[data-level="high"] {
  background: var(--fc-accent);
  color: #fff;
}
.fc-total-cost {
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: -0.08em;
  font-variant-numeric: tabular-nums;
}
.fc-route-statement {
  max-width: 15rem;
  margin: 0;
  color: var(--fc-muted);
  font-size: 0.95rem;
  font-weight: 650;
  line-height: 1.4;
}

.fc-result-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--fc-line);
}
.fc-result-strip div {
  display: flex;
  min-height: 5.25rem;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.8rem 1.5rem;
  border-right: 1px solid var(--fc-line);
}
.fc-result-strip div:last-child {
  border-right: 0;
}
.fc-result-strip span,
.fc-field small,
.fc-presets > span {
  color: var(--fc-muted);
  font-size: 0.75rem;
}
.fc-result-strip strong {
  font-size: 1.2rem;
  font-variant-numeric: tabular-nums;
}

.fc-controls {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1.5rem;
}
.fc-controls-head,
.fc-option-row,
.fc-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.fc-unit-toggle,
.fc-currency-group {
  display: flex;
  padding: 0.2rem;
  border: 1px solid var(--fc-line);
  border-radius: 999px;
  background: var(--fc-panel);
}
.fc-unit-toggle button,
.fc-currency-group button {
  border: 0;
  border-radius: 999px;
  color: var(--fc-muted);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
}
.fc-unit-toggle button {
  padding: 0.48rem 0.8rem;
}
.fc-currency-group button {
  padding: 0.42rem 0.65rem;
}
.fc-unit-toggle button.is-active,
.fc-currency-group button.is-active {
  color: var(--fc-paper);
  background: var(--fc-teal);
}
.fc-input-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.fc-field {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.28rem;
}
.fc-field > span {
  font-size: 0.84rem;
  font-weight: 800;
}
.fc-input-wrap {
  display: flex;
  align-items: center;
  border: 1px solid var(--fc-line);
  border-radius: 0.8rem;
  background: var(--fc-paper);
  overflow: hidden;
}
.fc-input-wrap:focus-within {
  border-color: var(--fc-teal);
  box-shadow: 0 0 0 3px var(--fc-teal-soft);
}
.fc-input-wrap input {
  width: 100%;
  min-width: 0;
  padding: 0.75rem 0.7rem;
  border: 0;
  outline: 0;
  color: var(--fc-ink);
  background: transparent;
  font: inherit;
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
}
.fc-input-wrap b {
  padding-right: 0.65rem;
  color: var(--fc-muted);
  font-size: 0.7rem;
  white-space: nowrap;
}
.fc-switch-label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--fc-ink);
  font-size: 0.86rem;
  font-weight: 800;
  cursor: pointer;
}
.fc-switch-label input {
  position: absolute;
  opacity: 0;
}
.fc-switch {
  width: 2.3rem;
  height: 1.3rem;
  padding: 0.17rem;
  border-radius: 999px;
  background: var(--fc-line);
  box-sizing: border-box;
}
.fc-switch::after {
  display: block;
  width: 0.96rem;
  height: 0.96rem;
  border-radius: 50%;
  background: var(--fc-paper);
  content: "";
  transition: transform 0.2s ease;
}
.fc-switch-label input:checked + .fc-switch {
  background: var(--fc-accent);
}
.fc-switch-label input:checked + .fc-switch::after {
  transform: translateX(1rem);
}
.fc-currency-group {
  margin-left: auto;
}
.fc-presets {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 0.25rem;
  border-top: 1px solid var(--fc-line);
}
.fc-presets > span {
  margin-right: 0.25rem;
  font-weight: 800;
}
.fc-presets button,
.fc-action-secondary,
.fc-action-primary {
  border: 1px solid var(--fc-line);
  border-radius: 0.75rem;
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 800;
}
.fc-presets button {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.55rem 0.7rem;
  color: var(--fc-ink);
  background: var(--fc-paper);
  text-align: left;
}
.fc-presets button:hover,
.fc-presets button:focus-visible {
  border-color: var(--fc-accent);
}
.fc-presets b {
  color: var(--fc-muted);
  font-size: 0.7rem;
  font-weight: 600;
}
.fc-action-secondary,
.fc-action-primary {
  padding: 0.72rem 1rem;
}
.fc-action-secondary {
  color: var(--fc-teal);
  background: transparent;
}
.fc-action-primary {
  border-color: var(--fc-accent);
  color: #fff;
  background: var(--fc-accent);
}
button:focus-visible,
input:focus-visible,
label:has(input:focus-visible) {
  outline: 3px solid var(--fc-sun);
  outline-offset: 2px;
}

@media (max-width: 760px) {
  .fc-input-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .fc-stage {
    min-height: 18rem;
    padding: 1.5rem;
  }
  .fc-stage-copy {
    max-width: 13rem;
  }
  .fc-result-strip {
    grid-template-columns: 1fr;
  }
  .fc-result-strip div {
    min-height: auto;
    padding: 0.75rem 1.5rem;
    border-right: 0;
    border-bottom: 1px solid var(--fc-line);
  }
  .fc-result-strip div:last-child {
    border-bottom: 0;
  }
  .fc-controls-head,
  .fc-option-row,
  .fc-actions {
    align-items: stretch;
    flex-direction: column;
  }
  .fc-unit-toggle,
  .fc-currency-group {
    align-self: stretch;
    justify-content: center;
  }
  .fc-currency-group {
    margin-left: 0;
  }
  .fc-input-grid {
    grid-template-columns: 1fr;
  }
  .fc-action-secondary,
  .fc-action-primary {
    width: 100%;
  }
}