/* 世界時間頁專用樣式 */
.wc-tw { text-align: center; background: #eff4ff; border: 2px solid var(--brand); border-radius: 12px; padding: 12px 8px; margin-top: 12px; }
.wc-tw > span { color: var(--muted); font-weight: 600; }
.wc-tw-time { font-size: 2.6rem; font-weight: 800; color: var(--brand-dark); font-variant-numeric: tabular-nums; line-height: 1.2; }
.wc-cards { list-style: none; padding: 0; margin: 8px 0; display: grid; grid-template-columns: 1fr; gap: 10px; }
.wc-card { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; min-width: 0; background: #fff; }
.wc-card-h { display: flex; align-items: center; gap: 8px; }
.wc-card-h strong { font-size: 1.1rem; }
.wc-ctry { color: var(--muted); font-size: .9rem; flex: 1; min-width: 0; overflow-wrap: anywhere; }
.wc-x { min-width: 40px; min-height: 40px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--muted); font-size: 1rem; cursor: pointer; }
.wc-x:hover { border-color: var(--bad); color: var(--bad); }
.wc-time { font-size: 2rem; font-weight: 700; color: var(--brand-dark); font-variant-numeric: tabular-nums; }
.wc-time small { font-size: 1rem; color: var(--muted); font-weight: 400; }
.wc-date { color: var(--fg); }
.wc-diff { color: var(--muted); font-size: .95rem; overflow-wrap: anywhere; }
.wc-dst { display: inline-block; margin-left: 6px; padding: 0 8px; border-radius: 999px; background: #fff4d6; color: #7a5a00; font-size: .85rem; font-weight: 600; }
.wc-add { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.wc-add .qr-field { flex: 1 1 220px; margin: 0; min-width: 0; }
.wc-conv-in { display: grid; grid-template-columns: 1fr; gap: 0 12px; }
.wc-conv-in input, .wc-conv-in select { display: block; width: 100%; min-height: 44px; margin-top: 4px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; font: inherit; font-weight: 400; background: #fff; color: var(--fg); box-sizing: border-box; }
.wc-conv-act { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin: 6px 0; }
.wc-chk { display: flex; align-items: center; gap: 8px; min-height: 44px; cursor: pointer; }
.wc-chk input { width: 20px; height: 20px; }
.wc-table { border-collapse: collapse; width: 100%; font-size: 1rem; margin: 8px 0; }
.wc-table th, .wc-table td { border: 1px solid var(--line); padding: 8px; text-align: left; vertical-align: top; }
.wc-table thead th { background: var(--soft); }
.wc-table tbody th { font-weight: 600; }
.wc-table small { display: block; color: var(--muted); font-size: .85rem; font-weight: 400; }
.wc-big { font-size: 1.25rem; font-weight: 700; color: var(--brand-dark); font-variant-numeric: tabular-nums; }
.wc-dst-t { color: #7a5a00; }
@media (min-width: 560px) {
  .wc-cards { grid-template-columns: 1fr 1fr; }
  .wc-conv-in { grid-template-columns: 2fr 1fr 1fr; }
}
@media (min-width: 900px) { .wc-cards { grid-template-columns: repeat(3, 1fr); } }
.wc-table tbody th, .wc-nw { white-space: nowrap; }
@media (max-width: 480px) { .wc-sm { display: none; } }
.wc-note { margin-top: 6px; padding: 6px 8px; border-radius: 8px; background: #fff4d6; color: #7a5a00; font-size: .85rem; line-height: 1.5; }