.calc-select { position: relative; }
.calc-select select {
  min-width: 0; width: 100%; height: 100%;
  padding: 0 12px; border: 0; outline: 0; background: transparent;
  color: var(--ink); font-size: 13px; font-weight: 700;
  appearance: none; -webkit-appearance: none; cursor: pointer;
}
.calc-select i { padding: 0 12px; color: var(--muted); font-size: 11px; font-style: normal; white-space: nowrap; }
.calc-select i::before { content: "▾"; }
.calc-input:focus-within { border-color: var(--signal); box-shadow: 0 0 0 1px var(--signal); }

.calc-note-warn {
  margin: 14px 0 0; padding: 12px 14px;
  border-left: 3px solid var(--signal); background: var(--soft);
  color: var(--ink); font-size: 12px; line-height: 1.55;
}