/* Factorio Ratio Calculator — dark mode */

.frc-root {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 22px;
  color: #e8eef4;
  margin: 24px 0;
}

.frc-header { margin-bottom: 14px; }
.frc-title  { margin: 0 0 4px; font-size: 19px; font-weight: 600; color: #ffd86b; }
.frc-sub    { margin: 0; font-size: 14px; color: rgba(232, 238, 244, 0.65); }

.frc-inputs {
  display: grid; grid-template-columns: 1fr; gap: 12px; margin-bottom: 12px;
}
@media (min-width: 600px)  { .frc-inputs { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .frc-inputs { grid-template-columns: 2fr 1fr 2fr 2fr; } }

.frc-field { display: flex; flex-direction: column; gap: 4px; }
.frc-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em;
  color: rgba(232, 238, 244, 0.55); font-weight: 600;
}
.frc-select, .frc-input {
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #e8eef4;
  border-radius: 8px;
  font-size: 14px;
}

.frc-presets {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px;
}
.frc-preset {
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.10);
  color: #e8eef4;
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
}
.frc-preset:hover { background: rgba(255, 255, 255, 0.12); }

.frc-summary {
  margin-bottom: 12px;
}
.frc-summary-title {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  color: #ffd86b;
}

.frc-belts {
  background: rgba(255, 216, 107, 0.06);
  border: 1px solid rgba(255, 216, 107, 0.22);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 14px;
}
.frc-belts-title {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #ffd86b;
  margin-bottom: 6px;
}
.frc-belt-row {
  font-size: 13px;
  color: rgba(232, 238, 244, 0.85);
  padding: 2px 0;
}

.frc-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 12px;
  font-size: 14px;
}
.frc-table th {
  text-align: left;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(232, 238, 244, 0.7);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}
.frc-table td {
  padding: 8px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: #e8eef4;
}
.frc-table tr.is-raw td { color: rgba(82, 211, 156, 0.95); font-style: italic; }
.frc-cell-item { font-weight: 500; white-space: pre; font-family: ui-monospace, monospace; font-size: 13px; }
.frc-cell-rate, .frc-cell-mach { font-variant-numeric: tabular-nums; text-align: right; color: #ffd86b; }
.frc-cell-type { font-size: 12px; color: rgba(232, 238, 244, 0.6); }

.frc-foot {
  font-size: 12px;
  color: rgba(232, 238, 244, 0.45);
  margin: 12px 0 0;
  font-style: italic;
}

.frc-ctas { display: grid; grid-template-columns: 1fr; gap: 10px; }
@media (min-width: 600px) { .frc-ctas { grid-template-columns: 1fr 1fr; } }

.frc-cta-link {
  display: block;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 8px;
  color: #e8eef4;
  text-decoration: none;
}
.frc-cta-link:hover { background: rgba(255, 255, 255, 0.12); color: #e8eef4; text-decoration: none; }
.frc-cta-link strong { display: block; color: #ffd86b; margin-bottom: 2px; }
.frc-cta-link span { font-size: 13px; color: rgba(232, 238, 244, 0.75); }