/* 含稅未稅計算頁專用樣式；共用元件沿用 site.css */
.tx-row { display: flex; align-items: flex-end; gap: 8px; margin: 8px 0; }
.tx-lab { flex: 1 1 auto; display: block; font-weight: 600; font-size: 1rem; min-width: 0; }
.tx-no { display: block; margin-bottom: 2px; }
.tx-amt, #tx-rate { display: block; width: 100%; min-height: 48px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; font: inherit; font-size: 1.1rem; font-weight: 400; background: #fff; color: var(--fg); }
.tx-del { flex: none; }
.tx-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.tx-actions .btn { flex: 1 1 140px; }
.tx-rate-wrap { display: flex; align-items: center; gap: 8px; max-width: 220px; }
.tx-rate-wrap span { font-weight: 600; font-size: 1.1rem; }
.tx-three { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin: 10px 0; }
.tx-three > div { border: 1px solid var(--line); border-radius: 10px; padding: 8px; text-align: center; background: var(--soft); }
.tx-three span { display: block; font-size: .9rem; color: var(--muted); }
.tx-three strong { display: block; font-size: 1.15rem; overflow-wrap: anywhere; }
.calc-table td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.tx-lump { background: #fff7e6; border-left: 4px solid var(--warn); padding: 8px 12px; border-radius: 6px; font-size: 1rem; }
@media (max-width: 480px) { .tx-three strong { font-size: 1rem; } }
.tx-scroll { overflow-x: auto; }