:root {
  color-scheme: light;
  --ink: #17211c;
  --muted: #64716b;
  --line: #d8e0da;
  --panel: #ffffff;
  --paper: #f7f4ec;
  --soft: #edf7f4;
  --accent: #0f766e;
  --accent-strong: #0a544f;
  --accent-warm: #b7791f;
  --warn: #a91f45;
  --ok: #176a3a;
  --shadow: 0 20px 60px rgba(23, 33, 28, 0.1);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.08), transparent 42%),
    linear-gradient(180deg, #fbfcfb 0%, var(--paper) 100%);
  color: var(--ink);
}

button,
input,
select,
audio {
  font: inherit;
}

button,
.download-button {
  min-height: 52px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 850;
  padding: 0 22px;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 10px 22px rgba(15, 118, 110, 0.2);
}

button:hover,
.download-button:hover {
  background: var(--accent-strong);
}

button:focus-visible,
.download-button:focus-visible,
input:focus-visible,
select:focus-visible,
.dropzone label:focus-within {
  outline: 4px solid rgba(15, 118, 110, 0.22);
  outline-offset: 3px;
}

button:disabled {
  cursor: wait;
  opacity: 0.74;
}

.app-shell {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 4.4rem);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  line-height: 1.15;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.eyebrow {
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.panel {
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: clamp(20px, 3vw, 30px);
}

.login-panel {
  max-width: 620px;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: 22px;
  align-items: start;
}

.panel-heading,
.status-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.panel-heading {
  justify-content: flex-start;
}

.step-mark {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 900;
  box-shadow: 0 10px 20px rgba(15, 118, 110, 0.18);
}

.stack {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.inline {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
}

label {
  color: var(--muted);
  font-weight: 800;
}

input[type="password"],
select {
  width: 100%;
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  background: #fff;
  color: var(--ink);
}

.field-group {
  display: grid;
  gap: 8px;
}

.quiet-button {
  min-width: 112px;
  background: #ffffff;
  border: 1px solid var(--line);
  box-shadow: none;
  color: var(--accent-strong);
}

.quiet-button:hover {
  background: var(--soft);
  color: var(--accent-strong);
}

.upload-panel,
.status-panel {
  display: grid;
  gap: 18px;
}

#jobMessage {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.55;
}

.quality-hint {
  border: 1px solid #ead08a;
  border-radius: 8px;
  background: #fff8df;
  color: #654708;
  font-weight: 800;
  line-height: 1.45;
  padding: 12px 14px;
}

.quality-hint.poor {
  border-color: #efc4cf;
  background: #fff2f5;
  color: var(--warn);
}

.engine-notice {
  border: 1px solid #b7ddd7;
  border-radius: 8px;
  background: var(--soft);
  color: var(--accent-strong);
  font-weight: 800;
  line-height: 1.45;
  padding: 13px 15px;
}

.engine-notice.warning {
  border-color: #efc4cf;
  background: #fff2f5;
  color: var(--warn);
}

.dropzone {
  display: grid;
  gap: 14px;
}

.dropzone input {
  inline-size: 1px;
  block-size: 1px;
  opacity: 0;
  position: absolute;
}

.dropzone label {
  min-height: 230px;
  border: 2px dashed #b8c8be;
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, #f8fbf9);
  display: grid;
  place-items: center;
  align-content: center;
  gap: 10px;
  padding: 28px;
  text-align: center;
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}

.dropzone label:hover,
.dropzone.is-dragging label {
  border-color: var(--accent);
  background: var(--soft);
  transform: translateY(-1px);
}

.file-icon {
  width: 64px;
  height: 74px;
  border: 2px solid var(--accent);
  border-radius: 8px;
  color: var(--accent-strong);
  display: grid;
  place-items: center;
  font-size: 0.9rem;
  font-weight: 950;
  background: #fff;
}

.drop-title {
  color: var(--ink);
  font-size: 1.35rem;
  font-weight: 950;
}

#fileName {
  color: var(--muted);
  max-width: 100%;
  overflow-wrap: anywhere;
}

.badge {
  min-width: 76px;
  background: #fff7db;
  border: 1px solid #e9d08d;
  border-radius: 999px;
  color: #664309;
  font-weight: 900;
  padding: 8px 13px;
  text-align: center;
}

.badge.complete {
  background: #edf8ef;
  border-color: #b8dec0;
  color: var(--ok);
}

.badge.failed {
  background: #fff2f5;
  border-color: #efc4cf;
  color: var(--warn);
}

.progress-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--accent-strong);
  font-weight: 900;
}

#progressPercent {
  min-width: 46px;
  text-align: end;
  color: var(--muted);
}

.meter {
  width: 100%;
  height: 14px;
  overflow: hidden;
  border-radius: 999px;
  background: #e5ece6;
}

.meter span {
  display: block;
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  transition: width 180ms ease;
}

.stage-detail {
  border: 1px solid #cfe0d8;
  border-radius: 8px;
  background: #f8fbf9;
  display: grid;
  gap: 4px;
  padding: 12px 14px;
}

.stage-detail span {
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stage-detail strong {
  font-size: 1rem;
  line-height: 1.2;
}

.stage-detail small {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.stage-detail .stage-meta {
  border-top: 1px solid #dce8e2;
  color: #596760;
  font-size: 0.82rem;
  font-weight: 750;
  margin-top: 4px;
  padding-top: 8px;
}

.stage-item-progress {
  display: grid;
  gap: 8px;
  padding-top: 4px;
}

.stage-item-progress > div:first-child {
  align-items: baseline;
  display: flex;
  gap: 10px;
  justify-content: space-between;
}

.stage-item-progress span {
  letter-spacing: 0;
  text-transform: none;
}

.stage-item-progress strong {
  color: var(--accent-strong);
  font-size: 0.92rem;
}

.stage-item-meter {
  background: #e3ece7;
  border-radius: 999px;
  height: 8px;
  overflow: hidden;
}

.stage-item-meter span {
  background: var(--accent);
  display: block;
  height: 100%;
  transition: width 180ms ease;
  width: 0%;
}

.stage-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  list-style: none;
  margin: -4px 0 0;
  padding: 0;
}

.stage-list li {
  min-width: 0;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.82rem;
  font-weight: 850;
  line-height: 1.2;
}

.stage-dot {
  width: 10px;
  height: 10px;
  flex: 0 0 10px;
  border-radius: 50%;
  background: #d8e1dc;
}

.stage-list li.done {
  color: var(--accent-strong);
}

.stage-list li.done .stage-dot {
  background: var(--accent);
}

.stage-list li.active {
  color: var(--ink);
}

.stage-list li.active .stage-dot {
  background: var(--accent-warm);
  box-shadow: 0 0 0 4px rgba(181, 128, 31, 0.16);
}

.stage-list li.failed {
  color: var(--warn);
}

.stage-list li.failed .stage-dot {
  background: var(--warn);
}

.stats {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.stats div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fcfdfc;
  padding: 12px;
  min-width: 0;
}

dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
}

dd {
  margin: 6px 0 0;
  font-size: clamp(1rem, 1.7vw, 1.32rem);
  font-weight: 950;
  overflow-wrap: anywhere;
}

.audio-panel {
  display: grid;
  gap: 12px;
}

audio {
  width: 100%;
}

.browser-speech-panel {
  background: #f3fbf8;
  border: 1px solid #b8ddd2;
  border-radius: 8px;
  display: grid;
  gap: 12px;
  padding: 14px;
}

.browser-speech-panel p {
  color: var(--accent-strong);
  font-size: 0.93rem;
  font-weight: 750;
  line-height: 1.55;
  margin: 0;
}

.browser-speech-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.browser-speech-actions button {
  flex: 1 1 150px;
}

.transcript-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 12px;
  padding: 14px;
}

.transcript-header {
  align-items: start;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.transcript-header h3 {
  font-size: 1rem;
  margin: 4px 0 0;
}

.transcript-panel pre {
  background: #fbfcfb;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font-family: Tahoma, "Segoe UI", Arial, sans-serif;
  font-size: 1.05rem;
  line-height: 1.9;
  margin: 0;
  max-height: 340px;
  overflow: auto;
  padding: 14px;
  text-align: right;
  white-space: pre-wrap;
  word-break: normal;
}

.transcript-panel small {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.comparison-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 12px;
  padding: 14px;
}

.comparison-header,
.comparison-group-heading {
  align-items: start;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.comparison-header h3,
.comparison-group-heading h4 {
  font-size: 1rem;
  margin: 4px 0 0;
}

.comparison-panel p,
.comparison-group-heading span,
.comparison-sample span,
.comparison-sample small {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
  margin: 0;
}

.comparison-meter {
  background: var(--soft);
  border-radius: 999px;
  height: 10px;
  overflow: hidden;
}

.comparison-meter span {
  background: linear-gradient(90deg, var(--accent), #c78321);
  display: block;
  height: 100%;
  width: 0;
}

.comparison-results {
  display: grid;
  gap: 14px;
}

.comparison-group {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 12px;
  padding-top: 14px;
}

.comparison-group pre {
  background: #fbfcfb;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: Tahoma, "Segoe UI", Arial, sans-serif;
  font-size: 0.94rem;
  line-height: 1.75;
  margin: 0;
  max-height: 170px;
  overflow: auto;
  padding: 12px;
  text-align: right;
  white-space: pre-wrap;
}

.comparison-samples {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.comparison-sample {
  background: #fcfdfc;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 8px;
  padding: 12px;
}

.comparison-sample.failed {
  background: #fff8f8;
  border-color: #f0c7cf;
}

.comparison-sample audio {
  width: 100%;
}

.comparison-sample a {
  color: var(--accent-strong);
  font-weight: 850;
  text-decoration: none;
}

.comparison-error {
  color: var(--warn) !important;
  font-weight: 750;
}

.history-panel {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 12px;
  padding-top: 4px;
}

.history-panel ul {
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.history-panel li {
  align-items: center;
  background: #fcfdfc;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: 12px;
}

.history-panel strong,
.history-panel span {
  display: block;
  overflow-wrap: anywhere;
}

.history-panel strong {
  font-size: 0.95rem;
}

.history-panel span {
  color: var(--muted);
  font-size: 0.84rem;
  margin-top: 3px;
}

.history-panel a {
  color: var(--accent-strong);
  font-weight: 850;
  text-decoration: none;
}

.history-panel a:hover {
  text-decoration: underline;
}

.history-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.link-button {
  min-height: 40px;
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: none;
  color: var(--accent-strong);
  padding: 0 14px;
}

.link-button:hover {
  background: var(--soft);
  color: var(--accent-strong);
}

.error {
  min-height: 1.4em;
  color: var(--warn);
  font-weight: 750;
  line-height: 1.45;
}

.hidden {
  display: none !important;
}

@media (max-width: 860px) {
  .workspace,
  .inline,
  .stats {
    grid-template-columns: 1fr;
  }

  .topbar,
  .status-header {
    align-items: flex-start;
  }

  .topbar {
    flex-direction: column;
  }

  .quiet-button {
    width: 100%;
  }
}

@media (max-width: 520px) {
  .app-shell {
    width: min(100% - 22px, 1100px);
    padding: 22px 0;
  }

  .panel {
    padding: 18px;
  }

  .panel-heading {
    align-items: center;
  }

  .dropzone label {
    min-height: 200px;
  }

  button,
  .download-button {
    width: 100%;
  }

  .history-panel li {
    grid-template-columns: 1fr;
  }

  .history-actions {
    justify-content: stretch;
  }

  .history-actions > * {
    flex: 1 1 100%;
  }

  .stage-list {
    grid-template-columns: 1fr;
  }

  .stage-list li {
    font-size: 0.9rem;
  }
}