/* Rust Decay Calculator — dark mode */

.rd-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;
}

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

.rd-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.rd-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;
}
.rd-preset:hover { background: rgba(255, 255, 255, 0.12); }
.rd-clear { margin-left: auto; opacity: 0.7; }

.rd-tier-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.rd-tier-btn {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--tier-color);
  color: #e8eef4;
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
}
.rd-tier-btn.is-active {
  background: var(--tier-color);
  color: #0f1418;
}

.rd-items {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 18px;
}
@media (min-width: 600px) {
  .rd-items { grid-template-columns: 1fr 1fr; }
}

.rd-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
}

.rd-item-name { font-weight: 600; color: #e8eef4; }
.rd-item-cost { font-size: 12px; color: rgba(232, 238, 244, 0.55); grid-column: 1; }

.rd-item-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  grid-row: span 2;
  grid-column: 2;
}

.rd-step {
  width: 28px; height: 28px;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  color: #e8eef4;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
}
.rd-step:hover { background: rgba(255, 255, 255, 0.18); }

.rd-count {
  width: 56px;
  padding: 5px 8px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #e8eef4;
  border-radius: 6px;
  font-size: 14px;
  text-align: center;
}

.rd-summary {
  background: rgba(255, 216, 107, 0.06);
  border: 1px solid rgba(255, 216, 107, 0.25);
  border-radius: 10px;
  padding: 16px 18px;
  margin-bottom: 14px;
}

.rd-summary-hint {
  color: rgba(232, 238, 244, 0.7);
  font-size: 14px;
  text-align: center;
  padding: 14px 0;
}

.rd-summary-title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  color: #ffd86b;
}

.rd-upkeep-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.rd-upkeep-cell {
  text-align: center;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.20);
  border-radius: 8px;
}

.rd-upkeep-val {
  font-size: 22px;
  font-weight: 700;
  color: #ffd86b;
  line-height: 1;
}

.rd-upkeep-mat {
  font-size: 12px;
  color: rgba(232, 238, 244, 0.7);
  margin-top: 4px;
}

.rd-upkeep-week {
  font-size: 11px;
  color: rgba(232, 238, 244, 0.45);
  margin-top: 2px;
}

.rd-decay-note {
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.10);
}

.rd-decay-line {
  font-size: 13px;
  color: rgba(232, 238, 244, 0.85);
  line-height: 1.45;
}

.rd-cta-link {
  display: block;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 8px;
  color: #e8eef4;
  text-decoration: none;
}
.rd-cta-link:hover { background: rgba(255, 255, 255, 0.12); color: #e8eef4; text-decoration: none; }
.rd-cta-link strong { display: block; color: #ffd86b; margin-bottom: 2px; }
.rd-cta-link span { font-size: 13px; color: rgba(232, 238, 244, 0.75); }