/* 계산기 전용 부분. 색·글꼴·버튼·입력 칸은 site.css의 공통 규칙을 씁니다.
   왼쪽 흰 카드 = 입력, 오른쪽 연회색 카드 = 결과. */
.calc-page .page-hero { grid-template-columns: minmax(0, 1fr) auto; align-items: end; column-gap: 1.5rem; justify-items: stretch; }
.calc-page .page-hero > div { display: grid; gap: 0.6rem; justify-items: start; min-width: 0; }
.calc-page .fav-btn { align-self: end; }
.fav-btn[aria-pressed="true"] { background: var(--blue-tint); color: var(--blue-deep); }
.fav-btn[aria-pressed="true"] svg path { fill: currentColor; }

.calc-layout { display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: flex-start; padding-bottom: 2rem; }
.calc-layout > * { min-width: 0; }
.calc-form { flex: 1 1 24rem; display: grid; gap: 1.4rem; }
.calc-form h2 { margin-bottom: 0; }
.calc-field { display: grid; gap: 0.45rem; min-width: 0; }
.calc-field > label { font-weight: 700; color: var(--ink-soft); }
.calc-control { position: relative; display: flex; align-items: center; min-width: 0; }
.calc-control input, .calc-control select { min-height: 3.4rem; }
.calc-control.has-unit input { padding-right: 3.6rem; text-align: right; font-size: 1.25rem; font-weight: 800; }
.calc-unit { position: absolute; right: 1.1rem; color: var(--mute); font-weight: 500; pointer-events: none; }
.calc-help { font-size: 0.95rem; color: var(--mute); }
.calc-hangul { min-height: 1.4em; font-size: 0.95rem; font-weight: 700; color: var(--blue); }
.calc-form-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.75rem; padding-top: 1.1rem; border-top: 1px solid var(--line-soft); }
.calc-switch { flex: 1 1 12rem; display: inline-flex; align-items: center; gap: 0.6rem; min-height: var(--tap); color: var(--ink-soft); cursor: pointer; }
.calc-page .btn { white-space: nowrap; }

.calc-result { flex: 1 1 22rem; position: sticky; top: 8rem; display: grid; gap: 1.1rem; background: var(--gray); border-color: transparent; }
.calc-result h2 { margin-bottom: 0; font-size: 1rem; color: var(--ink-soft); font-weight: 700; }
.readout { display: grid; gap: 0.1rem; }
.readout-label { font-weight: 700; color: var(--ink-soft); }
.readout-value { font-size: clamp(2.2rem, 5vw, 2.7rem); font-weight: 800; line-height: 1.2; letter-spacing: -0.035em; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; color: var(--ink); }
.readout-error { padding: 1rem 1.1rem; border-radius: var(--r); background: var(--error-bg); }
.readout-error .readout-label { color: var(--error); }
.readout-msg { margin-top: 0.3rem; font-weight: 700; }
.facts { margin: 0; padding: 0.35rem 1.15rem; border-radius: var(--r); background: #fff; display: grid; }
.fact { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 0.7rem 0; border-bottom: 1px solid var(--gray); }
.fact:last-child { border-bottom: 0; }
.fact dt { color: var(--ink-soft); }
.fact dd { margin: 0; font-weight: 700; text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.fact dt { min-width: 0; }
.fact dd.long { white-space: normal; overflow-wrap: anywhere; max-width: 60%; }
.calc-control textarea { width: 100%; min-height: 11rem; line-height: 1.7; font-size: 1.1rem; font-weight: 700; resize: vertical; }
.notes { margin: 0; padding: 0.85rem 1rem 0.85rem 2.2rem; background: var(--warn-bg); color: var(--warn-ink); border-radius: var(--r); display: grid; gap: 0.35rem; }
.calc-actions { display: grid; gap: 0.55rem; }
.calc-actions .btn { width: 100%; min-height: 3.3rem; }
.calc-actions .btn-line { background: #fff; }
.calc-explain { color: var(--ink-soft); }

.calc-table h2 { font-size: 1.5rem; font-weight: 800; }
.table-scroll { overflow-x: auto; border-radius: var(--r); background: var(--gray-soft); border: 1px solid var(--line-soft); }
.table-scroll table { border-collapse: collapse; width: 100%; font-size: 0.95rem; font-variant-numeric: tabular-nums; }
.table-scroll th, .table-scroll td { padding: 0.7rem 1rem; text-align: right; white-space: nowrap; border-bottom: 1px solid var(--line-soft); }
.table-scroll thead th { background: var(--gray); font-weight: 700; color: var(--ink-soft); }
.table-scroll tbody th { text-align: left; font-weight: 500; color: var(--ink-soft); }
.table-scroll tbody tr:last-child > * { border-bottom: 0; }
.table-more { justify-self: start; }
.formula-list { margin: 0; padding: 1.1rem 1.25rem 1.1rem 2.6rem; background: var(--gray-soft); border-radius: var(--r); display: grid; gap: 0.5rem; color: var(--ink-soft); }
.calc-basis { margin: 0; padding: 1rem 1.15rem; background: var(--gray-soft); border-radius: var(--r); font-size: 0.95rem; color: var(--mute); max-width: 46rem; }

/* 계산기 모음 */
.calc-search { position: relative; width: 100%; max-width: 34rem; margin-top: 0.6rem; }
.calc-search input { padding-left: 3rem; min-height: 3.5rem; font-size: 1.1rem; }
.calc-search svg { position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); width: 1.3rem; height: 1.3rem; color: var(--mute); }
.calc-hub-block { margin: 0 0 2.75rem; display: grid; gap: 0.3rem; }
.calc-hub-block h2 { display: flex; align-items: baseline; flex-wrap: wrap; gap: 0.25rem 0.75rem; font-size: 1.6rem; font-weight: 800; }
.calc-hub-block > p { color: var(--mute); margin-bottom: 0.4rem; }
.calc-soon { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.calc-soon span { padding: 0.4rem 0.85rem; border-radius: 999px; background: var(--gray-soft); border: 1px dashed var(--line); color: var(--mute); font-size: 0.95rem; }
.calc-local-note { font-size: 0.95rem; font-weight: 400; color: var(--mute); }
.calc-empty { color: var(--mute); }

.calc-toast {
  position: fixed; left: 50%; transform: translateX(-50%); z-index: 60;
  bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px));
  width: max-content; max-width: min(92vw, 34rem);
  padding: 0.95rem 1.3rem; border-radius: var(--r);
  background: var(--ink); color: #fff; font-weight: 500; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

@media (max-width: 860px) {
  .calc-result { position: static; }
  .calc-page .page-hero { grid-template-columns: 1fr; }
  .calc-page .fav-btn { justify-self: start; }
}

.calc-cats { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.4rem; }
.calc-cats a { display: inline-flex; align-items: center; gap: 0.4rem; min-height: var(--tap); padding: 0 1rem; border-radius: 999px; background: var(--gray); color: var(--ink); font-weight: 700; text-decoration: none; }
.calc-cats a:hover { background: var(--blue-tint); color: var(--blue-deep); }
.calc-cats span { color: var(--mute); font-weight: 500; }