.page-audio-tools {
  --tools-ink: var(--o-ink, #241d31);
  --tools-muted: var(--o-muted, #625b6d);
  --tools-line: var(--o-line, #ded9e5);
  --tools-panel: var(--o-panel, #ffffff);
  --tools-soft: var(--o-soft, #f0edf5);
  --tools-accent: var(--o-accent, #7145c6);
  --tools-action: #6840b4;
  --tools-on-action: #ffffff;
  background: var(--o-bg, #faf9fc);
  color: var(--tools-ink);
}
html[data-theme="dark"] .page-audio-tools {
  --tools-ink: var(--o-ink, #f1edf7);
  --tools-muted: var(--o-muted, #b8b1c3);
  --tools-line: var(--o-line, #39323f);
  --tools-panel: #1c1921;
  --tools-soft: #24202b;
  --tools-accent: var(--o-accent, #c8a6fa);
  --tools-action: #c5a3f1;
  --tools-on-action: #21172e;
  background: var(--o-bg, #151319);
}
.audio-tools-page {
  width: min(1120px, calc(100% - 64px));
  margin: 0 auto;
  padding: 42px 0 90px;
  font-family: Inter, system-ui, sans-serif;
  line-height: 1.65;
  overflow-wrap: anywhere;
}
.audio-tools-page *, .audio-tools-page *::before, .audio-tools-page *::after { box-sizing: border-box; }
.audio-tools-page [hidden] { display: none !important; }
.audio-tools-page a { color: var(--tools-accent); text-underline-offset: 4px; }
.audio-tools-page h1, .audio-tools-page h2, .audio-tools-page h3 { color: var(--tools-ink); }
.audio-tools-page h1 { margin: 0; font: 600 clamp(36px, 5.5vw, 64px)/1.08 Outfit, Inter, system-ui, sans-serif; letter-spacing: -.04em; }
.audio-tools-page h2 { margin: 0 0 12px; font-size: 24px; font-weight: 600; letter-spacing: -.025em; line-height: 1.25; }
.audio-tools-page h3 { margin: 0 0 10px; font-size: 17px; font-weight: 600; line-height: 1.4; }
.tools-breadcrumb { display: flex; gap: 10px; flex-wrap: wrap; font-size: 12px; color: var(--tools-muted); margin-bottom: 38px; }
.tools-breadcrumb a { color: inherit; }
.tools-heading { margin: 0 0 36px; max-width: 850px; }
.tools-heading > p:not(.tools-kicker) { color: var(--tools-muted); font-size: 18px; margin: 20px 0 0; max-width: 650px; }
.tools-kicker { margin: 0 0 18px; color: var(--tools-accent); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; font-weight: 650; }
.tools-directory { display: grid; grid-template-columns: 1.25fr 1fr; gap: 24px; }
.tools-directory-item { display: flex; flex-direction: column; justify-content: space-between; gap: 38px; padding: 32px; border: 1px solid var(--tools-line); border-radius: 14px; text-decoration: none; background: var(--tools-panel); }
.tools-directory-item p { margin: 0 0 24px; color: var(--tools-muted); max-width: 440px; font-size: 15px; }
.tools-directory-item h2 { font-size: 27px; }
.tools-directory-tempo { background: var(--tools-soft); }
.tools-directory-symbol { display: flex; flex-wrap: wrap; gap: 16px; align-items: baseline; padding-top: 20px; color: var(--tools-accent); }
.tools-directory-symbol span:first-child { font: 600 54px/1 Outfit, sans-serif; letter-spacing: -.04em; }
.tools-directory-symbol span:not(:first-child) { font-size: 17px; }
.tools-tempo-symbol { display: flex; gap: 16px; padding: 24px 0; align-items: center; height: 94px; }
.tools-tempo-symbol span { width: 14px; height: 34px; background: var(--tools-accent); border-radius: 8px; opacity: .5; }
.tools-tempo-symbol span:first-child { height: 54px; opacity: 1; }
.tools-link { font-size: 14px; font-weight: 600; display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.tools-explainer { max-width: 730px; padding-top: 56px; }
.tools-explainer p, .tools-next p { color: var(--tools-muted); font-size: 15px; margin: 0 0 18px; }
.tools-explainer a { font-size: 14px; }
.tools-meter { border: 1px solid var(--tools-line); border-radius: 14px; background: var(--tools-panel); padding: 28px; }
.tools-file-row { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 10px 0 20px; border-bottom: 1px solid var(--tools-line); }
.tools-file-row h2 { font-size: 20px; margin-bottom: 8px; }
.tools-file-row p { margin: 0; font-size: 13px; color: var(--tools-muted); max-width: 610px; }
.page-audio-tools .audio-tools-page .tools-button { display: inline-flex; justify-content: center; align-items: center; gap: 8px; min-height: 44px; padding: 10px 18px; border: 1px solid var(--tools-line); border-radius: 8px; background: var(--tools-soft); color: var(--tools-ink); font: 600 13px/1.35 Inter, system-ui, sans-serif; cursor: pointer; text-decoration: none; text-align: center; white-space: nowrap; flex-shrink: 0; }
.page-audio-tools .audio-tools-page .tools-primary { background: var(--tools-action); color: var(--tools-on-action); border-color: var(--tools-action); }
html[data-theme] body.page-audio-tools .audio-tools-page label.tools-primary { color: var(--tools-on-action) !important; }
.page-audio-tools .audio-tools-page .tools-quiet { background: transparent; }
.page-audio-tools .audio-tools-page .tools-button:disabled { opacity: .45; cursor: default; }
.tools-file-label { position: relative; overflow: hidden; }
.tools-file-label input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.tools-file-label:focus-within { outline: 2px solid var(--tools-accent); outline-offset: 4px; }
.tools-local-note { color: var(--tools-muted); font-size: 12px; margin: 16px 0 0; }
.tools-local-note span { display: block; margin-top: 4px; }
.tools-file-row.is-dragging { outline: 2px solid var(--tools-accent); outline-offset: 8px; border-radius: 8px; }
.tools-progress { margin-top: 24px; }
.tools-progress > div { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.tools-progress p { font-size: 13px; color: var(--tools-muted); }
.tools-progress progress { display: block; width: 100%; height: 6px; margin-top: 8px; accent-color: var(--tools-accent); }
.tools-error, .tools-notice { margin: 24px 0 0; padding: 16px; border: 1px solid var(--tools-line); border-inline-start: 3px solid var(--tools-accent); border-radius: 8px; background: var(--tools-soft); color: var(--tools-ink); font-size: 14px; }
.tools-result-heading { margin-top: 32px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.tools-result-heading > div { min-width: 0; }
.tools-result-heading h2 { font-size: 19px; overflow-wrap: anywhere; margin-bottom: 7px; }
.tools-result-heading p { margin: 0; color: var(--tools-muted); font-size: 12px; }
.tools-waveform { margin: 24px 0 30px; }
.tools-waveform canvas { display: block; width: 100%; height: 100px; }
.tools-waveform figcaption { color: var(--tools-muted); font-size: 11px; margin-top: 6px; }
.tools-metrics { margin: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 25px; }
.tools-metrics > div { border-top: 1px solid var(--tools-line); padding-top: 18px; min-width: 0; }
.tools-metrics dt { font-size: 12px; color: var(--tools-muted); }
.tools-metrics dd { margin: 10px 0 0; display: flex; flex-direction: column; gap: 3px; }
.tools-metrics dd strong { color: var(--tools-ink); font: 500 clamp(26px, 3vw, 39px)/1.2 Outfit, Inter, sans-serif; letter-spacing: -.035em; font-variant-numeric: tabular-nums; }
.tools-metrics dd span { color: var(--tools-accent); font-size: 11px; }
.tools-metrics p { color: var(--tools-muted); font-size: 11px; line-height: 1.5; margin: 12px 0 0; }
.tools-result-note { font-size: 13px; margin-top: 24px; color: var(--tools-muted); }
.tools-details { border-top: 1px solid var(--tools-line); margin-top: 28px; padding-top: 6px; }
.tools-details summary { cursor: pointer; font-size: 13px; padding: 14px 0; }
.tools-details > p { font-size: 12px; color: var(--tools-muted); }
.tools-detail-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 28px; margin: 10px 0 18px; }
.tools-detail-metrics > div { display: flex; justify-content: space-between; gap: 10px; font-size: 13px; }
.tools-detail-metrics dt { color: var(--tools-muted); }
.tools-detail-metrics dd { margin: 0; font-variant-numeric: tabular-nums; }
.tools-gain-planner { background: var(--tools-soft); border-radius: 10px; padding: 24px; margin-top: 28px; }
.tools-gain-planner h2 { font-size: 21px; }
.tools-gain-planner p { font-size: 13px; color: var(--tools-muted); margin: 0; }
.tools-gain-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; max-width: 480px; margin-top: 24px; }
.tools-gain-fields label { font-size: 12px; font-weight: 600; color: var(--tools-ink); }
.tools-gain-fields label span { font-size: 10px; font-weight: 400; margin-left: 6px; color: var(--tools-muted); }
.page-audio-tools .tools-gain-fields input { display: block; width: 100%; margin-top: 7px; min-height: 46px; padding: 10px 12px; border-radius: 8px; background: var(--tools-panel); color: var(--tools-ink); border: 1px solid var(--tools-line); font: 500 16px Inter, system-ui, sans-serif; }
.tools-gain-planner .tools-gain-result { margin: 24px 0 13px; color: var(--tools-ink); font-weight: 500; }
.tools-gain-planner .tools-small { font-size: 11px; }
.tools-reading { margin-top: 56px; }
.tools-reading-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 48px; margin-top: 28px; }
.tools-reading-grid p { font-size: 14px; color: var(--tools-muted); margin: 0; }
.tools-reading > .tools-small { margin-top: 28px; max-width: 890px; }
.tools-small, .tools-sources { font-size: 12px; line-height: 1.7; color: var(--tools-muted); }
.tools-next { display: flex; justify-content: space-between; gap: 35px; align-items: center; padding: 32px 0; border-block: 1px solid var(--tools-line); margin-top: 52px; }
.tools-next > div { max-width: 650px; }
.tools-next h2 { font-size: 24px; }
.tools-next p { margin: 0; font-size: 14px; }
.tools-related { display: flex; flex-wrap: wrap; gap: 15px 30px; margin: 25px 0 0; font-size: 12px; }
.tools-tapper { max-width: 760px; border: 1px solid var(--tools-line); border-radius: 14px; padding: 32px; text-align: center; background: var(--tools-panel); }
.tools-tempo-readout { display: flex; align-items: baseline; gap: 12px; justify-content: center; margin: 0 0 22px; }
.tools-tempo-readout output { font: 500 clamp(65px, 13vw, 108px)/1.1 Outfit, Inter, sans-serif; letter-spacing: -.05em; font-variant-numeric: tabular-nums; color: var(--tools-ink); }
.tools-tempo-readout > span { font-size: 13px; color: var(--tools-muted); }
.page-audio-tools .tools-tap-button { width: 100%; min-height: 146px; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 9px; background: var(--tools-action); color: var(--tools-on-action); border: 0; border-radius: 12px; font: 600 24px/1.3 Outfit, Inter, sans-serif; cursor: pointer; touch-action: manipulation; }
.tools-tap-button > span { font: 400 12px/1.5 Inter, sans-serif; opacity: .9; }
.tools-tap-status { min-height: 24px; margin: 22px 0 18px; color: var(--tools-muted); font-size: 13px; }
.tools-tempo-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.tools-tapper > .tools-small { margin: 22px 0 0; }
.tools-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.audio-tools-page :is(a, button, input, summary):focus-visible { outline: 2px solid var(--tools-accent); outline-offset: 4px; }
@media (prefers-reduced-motion: no-preference) {
  .tools-button, .tools-tap-button { transition: transform 130ms ease, opacity 130ms ease; }
  .tools-button:active:not(:disabled), .tools-tap-button:active, .tools-tap-button.is-tapped { transform: scale(.985); }
  .tools-directory-item { transition: border-color 160ms ease, transform 160ms ease; }
  .tools-directory-item:hover { border-color: var(--tools-accent); transform: translateY(-3px); }
}
@media (max-width: 800px) {
  .tools-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .tools-directory { grid-template-columns: 1fr; }
  .tools-directory-item { flex-direction: row; align-items: center; gap: 28px; }
  .tools-directory-item > div { min-width: 0; }
  .tools-directory-symbol { flex-direction: column; gap: 8px; padding: 0; min-width: 130px; }
  .tools-tempo-symbol { min-width: 130px; }
}
@media (max-width: 600px) {
  .audio-tools-page { width: calc(100% - 36px); padding-top: 24px; padding-bottom: 65px; }
  .tools-breadcrumb { margin-bottom: 30px; font-size: 11px; }
  .tools-heading { margin-bottom: 28px; }
  .tools-heading > p:not(.tools-kicker) { font-size: 16px; }
  .tools-heading h1 { font-size: clamp(33px, 8.5vw, 45px); }
  .tools-directory-item { padding: 24px; display: flex; flex-direction: column; align-items: stretch; gap: 28px; }
  .tools-directory-symbol { flex-direction: row; align-items: baseline; gap: 16px; }
  .tools-directory-symbol span:first-child { font-size: 44px; }
  .tools-directory-item h2 { font-size: 25px; }
  .tools-file-row { align-items: stretch; flex-direction: column; gap: 18px; }
  .tools-meter { padding: 20px; }
  .tools-result-heading { align-items: flex-start; gap: 12px; flex-direction: column; }
  .tools-metrics { gap: 24px 16px; }
  .tools-metrics dd strong { font-size: 31px; }
  .tools-metrics dt { font-size: 11px; }
  .tools-detail-metrics { grid-template-columns: 1fr; }
  .tools-gain-planner { padding: 20px; }
  .tools-gain-fields { gap: 14px; }
  .tools-gain-fields label { font-size: 11px; }
  .tools-gain-fields label span { display: block; margin: 3px 0 0; }
  .tools-reading { margin-top: 40px; }
  .tools-reading-grid { grid-template-columns: 1fr; gap: 25px; }
  .tools-next { flex-direction: column; align-items: flex-start; gap: 22px; margin-top: 38px; padding-block: 28px; }
  .tools-next h2 { font-size: 23px; }
  .tools-tapper { padding: 24px 18px; }
  .tools-tempo-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tools-tap-button > span { font-size: 11px; }
}