/* Calculator — tool-specific styles (loaded after /assets/base.css) */
.calc-panel { margin-top: 4px; }
.cin { background: var(--bg-soft); border: 1px solid var(--line); color: var(--text);
  padding: 11px 12px; border-radius: var(--radius-sm); font-size: 1rem; font-family: inherit;
  font-variant-numeric: tabular-nums; width: 100%; }
.cin:focus { outline: none; border-color: var(--accent); }

.calc-rowline { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 16px;
  padding-bottom: 16px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .95rem; }
.calc-rowline:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.calc-rowline .cin { width: 100px; flex: 0 0 auto; }
.calc-out { margin-left: auto; color: var(--accent-2); font-weight: 800; font-size: 1.2rem;
  font-variant-numeric: tabular-nums; white-space: nowrap; }

.calc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.calc-grid .field label { font-size: .82rem; }

.calc-presets, .calc-units { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.calc-preset, .calc-unit { font-family: inherit; font-weight: 600; font-size: .85rem; cursor: pointer;
  background: var(--bg-soft); border: 1px solid var(--line); color: var(--muted); padding: 8px 14px; border-radius: 999px; transition: all .15s; }
.calc-preset:hover, .calc-unit:hover { color: var(--text); border-color: var(--accent); }
.calc-unit.active { background: var(--accent-grad); color: #0b0e1c; border-color: transparent; }

.calc-results { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
.cres { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 12px; text-align: center; }
.cres span { display: block; font-size: 1.5rem; font-weight: 800; font-variant-numeric: tabular-nums; color: var(--text); word-break: break-word; }
.cres small { display: block; color: var(--muted-2); font-size: .76rem; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em; }
.cres.hi { border-color: rgba(108, 139, 255, .5); background: rgba(108, 139, 255, .08); }
.cres.hi span { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.calc-cur { display: inline-flex; align-items: center; gap: 8px; margin-top: 22px; font-size: .82rem; font-weight: 600; color: var(--muted); }
.calc-cur select { background: var(--bg-soft); border: 1px solid var(--line); color: var(--text);
  padding: 8px 10px; border-radius: var(--radius-sm); font-size: .88rem; font-family: inherit; cursor: pointer; }
.calc-cur select:focus { outline: none; border-color: var(--accent); }

@media (max-width: 560px) {
  .calc-grid { grid-template-columns: 1fr 1fr; }
  .calc-results { grid-template-columns: 1fr; }
  .calc-rowline .cin { width: 84px; }
  .calc-out { margin-left: 0; width: 100%; }
}