:root {
  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  color-scheme: light dark;
  color: #e8e8e8;
  background-color: #16181d;
  --panel: #1f232b;
  --border: #343a46;
  --accent: #7aa2f7;
  --muted: #9aa3b2;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
}

.app {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.app-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.app-header h1 {
  margin: 0 0 0.25rem;
  font-size: 2.2rem;
  line-height: 1.15;
}

.tagline {
  margin: 0;
  color: var(--muted);
}

/* --- AuthForms (M4) --- */

.auth {
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  /* Roughly align the button with the h1 baseline. */
  margin-top: 0.35rem;
}

.auth-username {
  color: var(--muted);
  font-size: 0.9rem;
  overflow-wrap: anywhere;
}

.auth-button {
  border: 1px solid var(--border);
  background: transparent;
  color: inherit;
  border-radius: 8px;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s;
}

.auth-button:hover:enabled {
  border-color: var(--accent);
}

.auth-button:disabled {
  opacity: 0.5;
  cursor: default;
}

.auth-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 0.5rem);
  width: min(17rem, calc(100vw - 2.5rem));
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.25rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  z-index: 10;
}

.auth-tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.auth-tab {
  flex: 1;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  border-radius: 8px;
  padding: 0.3rem 0.5rem;
  font-size: 0.85rem;
  cursor: pointer;
}

.auth-tab:hover:enabled {
  border-color: var(--border);
}

.auth-tab-selected,
.auth-tab-selected:hover:enabled {
  border-color: var(--accent);
  background: #232a38;
  color: inherit;
}

.auth-panel form {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.auth-panel label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.auth-panel input {
  background: #262b34;
  color: #e8e8e8;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.35rem 0.5rem;
  font-size: 0.9rem;
}

.auth-panel input:focus-visible {
  border-color: var(--accent);
  outline: none;
}

.auth-hint {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.auth-error {
  margin: 0;
  font-size: 0.85rem;
  color: #f2b8b5;
}

.auth-submit {
  background: var(--accent);
  color: #16181d;
  border: none;
  border-radius: 8px;
  padding: 0.4rem 0.8rem;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.auth-submit:disabled {
  opacity: 0.6;
  cursor: default;
}

/* --- ModelPicker --- */

.model-picker {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.25rem;
}

.model-picker-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.model-picker-header h2 {
  margin: 0;
  font-size: 1rem;
}

.model-picker-hint {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

/* Server engine active — no model download needed on this device (D-020). */
.server-engine-hint {
  color: #9ad6ae;
}

.device-select,
.transcription-options label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.model-picker select,
.transcription-options select {
  background: #262b34;
  color: inherit;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.3rem 0.5rem;
  font-size: 0.85rem;
}

.model-group {
  border: none;
  margin: 0.75rem 0 0;
  padding: 0;
}

.model-group legend {
  padding: 0;
  margin-bottom: 0.35rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.model-group ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.model-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid transparent;
  border-radius: 10px;
  cursor: pointer;
  font-size: 0.95rem;
}

.model-group:not(:disabled) .model-option:hover {
  border-color: var(--border);
}

.model-option-selected,
.model-group:not(:disabled) .model-option-selected:hover {
  border-color: var(--accent);
  background: #232a38;
}

.model-group:disabled .model-option {
  cursor: default;
  opacity: 0.6;
}

.model-option input {
  accent-color: var(--accent);
}

.model-option-name {
  flex: 1;
}

.model-option-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.model-option-size {
  color: var(--muted);
  font-size: 0.85rem;
  white-space: nowrap;
}

.model-badge {
  border: 1px solid #3d6b4f;
  background: #1d2b23;
  color: #9ad6ae;
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  font-size: 0.75rem;
  white-space: nowrap;
}

/* Explicit weight download for the selected model (D-020). */
.model-download-button {
  border: 1px solid var(--border);
  background: transparent;
  color: inherit;
  border-radius: 999px;
  padding: 0.1rem 0.7rem;
  font-size: 0.75rem;
  white-space: nowrap;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.model-download-button:hover:enabled {
  border-color: #3d6b4f;
  color: #9ad6ae;
}

.model-download-button:disabled {
  opacity: 0.6;
  cursor: default;
}

/* --- PWA / offline (M3) --- */
.offline-status {
  margin: 0.5rem 0 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.offline-status-ready {
  color: #9ad6ae;
}

.update-toast {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--panel);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  z-index: 10;
}

.update-toast button {
  background: var(--accent);
  color: #16181d;
  border: none;
  border-radius: 6px;
  padding: 0.3rem 0.8rem;
  font: inherit;
  cursor: pointer;
}

.update-toast button.update-toast-dismiss {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}

/* --- TranscriptionOptions --- */

.transcription-options {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* --- EngineToggle (M5, D-010) --- */

.engine-toggle {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

.engine-toggle-label {
  font-weight: 600;
}

.engine-option {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}

.engine-option:has(input:disabled) {
  color: var(--muted);
  cursor: default;
}

.engine-toggle-hint {
  flex-basis: 100%;
  color: var(--muted);
  font-size: 0.85rem;
}

/* --- FileDropzone --- */

.dropzone {
  border: 2px dashed var(--border);
  border-radius: 14px;
  background: var(--panel);
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background-color 0.15s;
}

.dropzone:hover,
.dropzone:focus-visible {
  border-color: var(--accent);
  outline: none;
}

.dropzone-active {
  border-color: var(--accent);
  background: #232a38;
}

.dropzone-disabled {
  cursor: default;
  opacity: 0.6;
}

.dropzone-title {
  margin: 0 0 0.25rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.dropzone-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* --- LiveControls (M7, D-016) --- */

.live-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.live-button {
  border: 1px solid var(--border);
  background: transparent;
  color: inherit;
  border-radius: 8px;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s;
  white-space: nowrap;
}

.live-button:hover:enabled {
  border-color: var(--accent);
}

.live-button:disabled {
  opacity: 0.5;
  cursor: default;
}

.live-button-active,
.live-button-active:hover:enabled {
  border-color: #e0605e;
}

.live-dot {
  flex-shrink: 0;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 999px;
  background: #e0605e;
  animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
  50% {
    opacity: 0.25;
  }
}

.live-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.file-name {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Cancel for the in-flight file run (D-018) — styled like .copy-button, with
   a warning accent on hover. */
.cancel-button {
  margin-left: 0.75rem;
  border: 1px solid var(--border);
  background: transparent;
  color: inherit;
  border-radius: 8px;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.cancel-button:hover {
  border-color: #8b3a3a;
  color: #f2b8b5;
}

.error {
  margin: 0;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  border: 1px solid #8b3a3a;
  background: #2a1c1e;
  color: #f2b8b5;
}

/* --- ModelLoadProgress --- */

.model-progress {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.25rem;
}

.model-progress h2 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
}

.model-progress-hint {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.model-progress ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.model-progress-label {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
  margin-bottom: 0.2rem;
}

.model-progress-name {
  font-family: ui-monospace, monospace;
  overflow-wrap: anywhere;
}

.model-progress-bytes {
  color: var(--muted);
  white-space: nowrap;
}

.model-progress progress {
  width: 100%;
  height: 6px;
  accent-color: var(--accent);
}

/* --- TranscriptView --- */

.transcript {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.25rem;
}

.transcript-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.transcript-header h2 {
  margin: 0;
  font-size: 1rem;
}

.copy-button {
  border: 1px solid var(--border);
  background: transparent;
  color: inherit;
  border-radius: 8px;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s;
}

.copy-button:hover:enabled {
  border-color: var(--accent);
}

.copy-button:disabled {
  opacity: 0.5;
  cursor: default;
}

.transcript-percent {
  color: var(--muted);
  font-weight: normal;
  font-variant-numeric: tabular-nums;
}

/* Audio progress of the in-flight file pass (transcribe-progress messages). */
.transcript-progress {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.6rem;
}

.transcript-progress progress {
  flex: 1;
  height: 6px;
  accent-color: var(--accent);
}

.transcript-progress-time {
  color: var(--muted);
  font-size: 0.85rem;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.transcript-text {
  margin: 0.75rem 0 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* Live-mode text that may still change (D-016) — visually distinct from the
   committed text it follows. */
.transcript-tentative {
  color: var(--muted);
  font-style: italic;
}

.cursor {
  display: inline-block;
  width: 0.55em;
  height: 1em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--accent);
  animation: blink 1s steps(2, start) infinite;
}

@keyframes blink {
  to {
    visibility: hidden;
  }
}

.transcript-chunks {
  margin-top: 1rem;
  font-size: 0.9rem;
}

.transcript-chunks summary {
  cursor: pointer;
  color: var(--muted);
}

.transcript-chunks ol {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.chunk-time {
  font-family: ui-monospace, monospace;
  color: var(--accent);
  margin-right: 0.75rem;
  white-space: nowrap;
}

.app-footer {
  color: var(--muted);
  font-size: 0.85rem;
}

.app-footer p {
  margin: 0;
}

code {
  font-family: ui-monospace, monospace;
  background: #262b34;
  padding: 0.1em 0.35em;
  border-radius: 5px;
}

@media (prefers-reduced-motion) {
  *,
  ::before,
  ::after {
    animation: none !important;
  }
}

/* --------------------------------------------------------------------------
   Storage management panel (M6): cached models, per-model delete.
   -------------------------------------------------------------------------- */

.storage-manager {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem 1rem;
}

.storage-manager summary {
  cursor: pointer;
  font-weight: 600;
}

.storage-total {
  color: var(--muted);
  font-weight: normal;
  font-variant-numeric: tabular-nums;
}

.storage-hint {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.storage-list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.storage-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.storage-model {
  flex: 1 1 14rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.storage-name {
  font-size: 0.95rem;
}

.storage-id {
  font-size: 0.75rem;
  color: var(--muted);
  background: transparent;
  padding: 0;
  overflow-wrap: anywhere;
}

.storage-size {
  color: var(--muted);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.storage-delete {
  border: 1px solid var(--border);
  background: transparent;
  color: inherit;
  border-radius: 8px;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.storage-delete:hover:enabled {
  border-color: #8b3a3a;
  color: #f2b8b5;
}

.storage-delete:disabled {
  opacity: 0.5;
  cursor: default;
}

/* --- Transcript export (M6) — .txt/.srt buttons grouped with Copy --- */

.transcript-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}