/* Desktop reference calibration: final-mockup.png is the 1024 px source. */
@media (min-width: 761px) {
  html { scrollbar-width: none; }
  html::-webkit-scrollbar { width: 0; height: 0; }

  .site-header { height: 54px; }
  /* The locale picker is a required control, including at desktop widths. */
  .site-header .language-select { display: block; }
  .site-header nav {
    margin-left: auto;
    margin-right: 0;
    gap: 24px;
  }
  .page-shell {
    width: calc(100vw - 44px);
    max-width: 980px;
    margin-left: auto;
    margin-right: auto;
  }
  .hero { padding: 32px 0 19px; }

  .top-grid {
    grid-template-columns: 343px minmax(0, 1fr);
    height: 433px;
  }
  .top-grid > .card { min-height: 0; height: 433px; }
  .results-body {
    grid-template-columns: 302px minmax(0, 1fr);
    gap: 26px;
    padding: 17px 16px 16px 15px;
  }
  .primary-result .success-panel {
    height: 122px;
    min-height: 122px;
  }

  .second-grid { grid-template-columns: 536px minmax(0, 1fr); }
  .second-grid > .distance-card {
    height: 370px;
    min-height: 0;
    overflow: hidden;
    padding-left: 15px;
    padding-right: 15px;
  }
  .distance-chart {
    height: 106px;
    min-height: 0;
    padding-top: 0;
  }
  .distance-chart .chart-line { top: 45px; }
  .distance-chart .chart-labels { margin-top: 26px; }

  .converter-card {
    position: relative;
    height: 280px;
    overflow: hidden;
  }
  .converter-grid { margin-top: 12px; }
  .common-conversions {
    height: 250px;
    margin-top: -38px;
  }
}

@media (min-width: 900px) {
  .converter-card { padding-right: 15px; }
  .converter-grid { grid-template-columns: 601px minmax(0, 1fr); }
  .common-conversions { margin-left: 12px; }
  .tabs { grid-template-columns: 1.1fr repeat(3, 1fr); }
}

.formula-title .gear {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
}
.formula-title .gear svg { width: 16px; height: 16px; }