* {
  box-sizing: border-box;
}
:root {
  font-family: var(--font);
  color: var(--ink);
  background: var(--surface);
  font-synthesis: none;
  font-size: 16px;
  line-height: 1.6;
}
body {
  margin: 0;
  background: var(--surface);
}
header,
footer {
  max-width: 1100px;
  margin: auto;
  padding: 26px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}
.brand {
  font-size: 23px;
  font-weight: 800;
  letter-spacing: -1px;
  color: inherit;
  text-decoration: none;
}
.brand-dot {
  color: var(--warn);
  margin-left: 4px;
  font-size: 14px;
}
.language {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}
select,
button,
.button {
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 14px;
  background: var(--paper);
  color: inherit;
}
select {
  max-width: 100%;
}
button,
.button {
  cursor: pointer;
  font-weight: 650;
  text-decoration: none;
  display: inline-flex;
  justify-content: center;
  align-items: center;
}
button:hover,
.button:hover {
  border-color: var(--ink-2);
}
button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
button:focus-visible,
a:focus-visible,
select:focus-visible {
  outline: 3px solid var(--tape);
  outline-offset: 4px;
}
main {
  max-width: 1000px;
  margin: auto;
  padding: 36px 30px 20px;
}
.intro {
  max-width: 700px;
  margin-bottom: 34px;
}
.eyebrow {
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 2px;
  color: var(--ink-2);
}
h1 {
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.18;
  letter-spacing: -2px;
  margin: 15px 0 22px;
  white-space: pre-line;
}
.lead {
  font-size: 18px;
  color: var(--ink-2);
  max-width: 620px;
}
h2 {
  font-size: 19px;
  margin: 0;
}
h3 {
  font-size: 16px;
  margin: 0;
}
.recorder {
  padding: 28px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: 0 12px 30px transparent;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.badge {
  font-size: 12px;
  font-weight: 700;
  border-radius: 100px;
  padding: 4px 12px;
  background: var(--ok-soft);
  color: var(--ok);
}
.notice {
  font-size: 14px;
  color: var(--ink-2);
  margin: 16px 0;
}
.notice.warning {
  background: var(--warn-soft);
  padding: 12px;
  border-radius: 8px;
  color: var(--warn);
}
.readout {
  border-top: 1px solid var(--line);
  margin-top: 20px;
  padding-top: 25px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.light {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-3);
}
.light.active {
  background: var(--bad);
  box-shadow: 0 0 0 5px var(--bad-soft);
}
#state {
  font-size: 14px;
  font-weight: 650;
}
#timer {
  margin-left: auto;
  font-size: 38px;
  font-weight: 500;
  letter-spacing: -1px;
  font-variant-numeric: tabular-nums;
}
label[for="meter"] {
  font-size: 12px;
  color: var(--ink-2);
}
meter {
  width: 100%;
  height: 20px;
  display: block;
  accent-color: var(--ok);
}
meter::-webkit-meter-bar {
  background: var(--surface);
  border: 0;
}
meter::-webkit-meter-optimum-value {
  background: var(--ok);
}
.meter-note {
  font-size: 12px;
  color: var(--ink-3);
  margin: 7px 0 23px;
}
.settings {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
}
.settings span {
  margin-left: auto;
  color: var(--ink-2);
  font-size: 12px;
}
.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
}
.primary {
  background: var(--tape);
  border-color: var(--tape);
  color: var(--tape-ink);
}
.primary:hover {
  background: var(--tape);
}
.quiet {
  background: transparent;
}
#status {
  min-height: 24px;
  color: var(--ink-2);
  font-size: 14px;
  margin-bottom: 0;
}
#preview {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
}
#preview p,
#file-info {
  font-size: 12px;
  color: var(--ink-3);
}
audio {
  display: block;
  width: 100%;
  margin-top: 15px;
}
.guide {
  margin-top: 38px;
}
.guide ol {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  list-style: none;
  padding: 0;
  counter-reset: steps;
}
.guide li {
  counter-increment: steps;
}
.guide li:before {
  content: "0" counter(steps);
  display: block;
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--ink-3);
  margin-bottom: 8px;
}
.guide strong {
  font-size: 15px;
}
.guide p,
.details {
  font-size: 13px;
  color: var(--ink-2);
}
.details {
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: 24px;
}
footer {
  font-size: 12px;
  color: var(--ink-3);
}
[hidden] {
  display: none !important;
}
@media (max-width: 600px) {
  header,
  footer {
    padding: 20px;
  }
  main {
    padding: 18px 20px;
  }
  .recorder {
    padding: 20px;
  }
  .guide ol {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .guide li:before {
    float: left;
    margin-right: 12px;
  }
  .guide p {
    margin: 6px 0 0 30px;
  }
  .settings span {
    margin-left: 0;
    width: 100%;
  }
  .actions button {
    flex: 1;
  }
  .actions .primary {
    flex-basis: 100%;
  }
  .language > span {
    display: none;
  }
  #timer {
    font-size: 32px;
  }
  .panel-head {
    flex-wrap: wrap;
  }
}