/* 線上麥克風測試 */
.tool { display: flex; flex-direction: column; gap: 16px; }
.lead { margin: 0; text-align: center; color: var(--muted); }
.panel { padding: 18px; background: var(--panel); border: 1px solid var(--line); border-radius: 16px; display: grid; gap: 14px; }
.start { justify-self: center; min-width: 14rem; }
.field label { display: block; font-size: .9375rem; margin-bottom: 6px; font-weight: 700; }
.field select { width: 100%; font: inherit; font-size: 1.0625rem; min-height: 3rem; padding: 6px 12px; border: 2px solid var(--accent); border-radius: 10px; background: var(--panel); color: var(--ink); }
.meter { height: 2rem; background: #E7ECE9; border-radius: 999px; overflow: hidden; border: 1px solid var(--line); }
.meter .bar { height: 100%; background: var(--accent); border-radius: 999px; transition: width .08s linear; }
.meter .bar.hot { background: #C0392B; }
.stats { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); }
.stats div { padding: 10px 14px; background: #F0F3F1; border-radius: 12px; text-align: center; }
.stats dt { font-size: .8125rem; font-weight: 700; color: var(--muted); }
.stats dd { margin: 2px 0 0; font-size: 1.25rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.verdict { margin: 0; padding: 12px 14px; border-radius: 12px; background: var(--accent-soft); font-weight: 500; }
.verdict.warn { background: #FDECEA; color: #7a1f14; }
.error { margin: 0; padding: 12px 14px; border-radius: 12px; background: #FDECEA; color: #7a1f14; font-weight: 700; }
.rec { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.rec audio { flex: 1; min-width: 14rem; }
.btn-s { min-height: 46px; padding: 6px 20px; font: inherit; font-weight: 700; color: var(--ink); background: var(--panel); border: 2px solid var(--line); border-radius: 999px; cursor: pointer; }
.btn-s:hover:not(:disabled), .btn-s:focus-visible { border-color: var(--accent); outline: none; }
.btn-s:disabled { opacity: .45; cursor: default; }
.note { margin: 0; color: var(--muted); font-size: .9375rem; }
.notes { margin: 0; padding-left: 1.25rem; color: var(--muted); }