/* Dark slate by default, with a light scheme for browsers that ask for it. */
:root {
  color-scheme: dark light;
  --bg-from: #020617;
  --bg-via: #0f172a;
  --glow: rgba(96, 165, 250, 0.18);
  --text: #f1f5f9;
  --muted: #94a3b8;
  --card: rgba(2, 6, 23, 0.8);
  --card-border: rgba(31, 41, 55, 0.9);
  --field: rgba(15, 23, 42, 0.7);
  --field-border: rgba(51, 65, 85, 0.7);
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-text: #f8fafc;
  --secondary: #1f2937;
  --secondary-hover: #374151;
  --secondary-text: #e2e8f0;
  --ring: #60a5fa;
  --error-bg: rgba(185, 28, 28, 0.12);
  --error-border: #b91c1c;
  --error-text: #fee2e2;
  --success: #22c55e;
  --shadow: 0 12px 32px rgba(2, 6, 23, 0.65);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg-from: #f8fafc;
    --bg-via: #e2e8f0;
    --glow: rgba(59, 130, 246, 0.14);
    --text: #0f172a;
    --muted: #475569;
    --card: rgba(255, 255, 255, 0.9);
    --card-border: #cbd5e1;
    --field: #ffffff;
    --field-border: #94a3b8;
    --primary: #1d4ed8;
    --primary-hover: #1e40af;
    --primary-text: #ffffff;
    --secondary: #e2e8f0;
    --secondary-hover: #cbd5e1;
    --secondary-text: #0f172a;
    --ring: #1d4ed8;
    --error-bg: #fef2f2;
    --error-border: #dc2626;
    --error-text: #7f1d1d;
    --success: #15803d;
    --shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: radial-gradient(ellipse at top, var(--glow), transparent 55%) no-repeat,
    linear-gradient(135deg, var(--bg-from), var(--bg-via) 50%, var(--bg-from)) fixed;
  background-color: var(--bg-from);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
}

.page {
  width: 100%;
  max-width: 44rem;
  margin: 0 auto;
  padding: 2.5rem 1rem 3rem;
  display: grid;
  gap: 1.5rem;
}

.page-header {
  display: grid;
  justify-items: center;
  gap: 0.5rem;
  text-align: center;
}

.page-header h1 {
  margin: 0;
  font-size: clamp(1.75rem, 6vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.lede {
  margin: 0;
  max-width: 34rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.badge {
  border: 1px solid var(--field-border);
  border-radius: 999px;
  padding: 0.2rem 0.75rem;
  color: var(--muted);
  background: var(--field);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.card {
  min-width: 0;
  display: grid;
  gap: 1rem;
  padding: 1.25rem;
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  background: var(--card);
  box-shadow: var(--shadow);
}

.card-title {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.card-quiet {
  gap: 0.5rem;
  font-size: 0.9rem;
}

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

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  color: var(--muted);
  font-size: 0.875rem;
  font-weight: 500;
}

input[type='text'] {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--field-border);
  border-radius: 0.75rem;
  color: var(--text);
  background: var(--field);
  font: inherit;
  font-size: 0.9rem;
}

input[type='text']:disabled {
  opacity: 0.6;
}

:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.dropzone {
  display: grid;
  justify-items: center;
  gap: 0.25rem;
  padding: 2.5rem 1rem;
  border: 1px dashed var(--field-border);
  border-radius: 1rem;
  background: var(--field);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background-color 0.15s;
}

.dropzone:hover,
.dropzone.is-dragging {
  border-color: var(--ring);
}

.dropzone.is-disabled {
  cursor: default;
  opacity: 0.7;
}

.dropzone.is-disabled:hover {
  border-color: var(--field-border);
}

.dropzone.has-file {
  padding-block: 1.25rem;
  border-style: solid;
}

.dropzone-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--primary);
}

.dropzone.has-file .dropzone-icon {
  display: none;
}

.dropzone-title {
  max-width: 100%;
  overflow-wrap: anywhere;
  font-size: 0.9rem;
  font-weight: 500;
}

.dropzone-detail {
  color: var(--muted);
  font-size: 0.8rem;
}

.options {
  min-width: 0;
  margin: 0;
  padding: 0.75rem 1rem 1rem;
  border: 1px solid var(--card-border);
  border-radius: 0.75rem;
}

.options legend {
  padding: 0 0.4rem;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.option {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.65rem;
  align-items: center;
  padding-block: 0.5rem;
}

.option input[type='checkbox'] {
  width: 1.1rem;
  height: 1.1rem;
  margin: 0;
  accent-color: var(--primary);
}

.option label {
  font-size: 0.95rem;
  font-weight: 500;
}

.option-hint {
  grid-column: 2;
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.option-note {
  display: block;
  font-weight: 500;
}

.alert {
  margin: 0;
  padding: 0.75rem 1rem;
  border: 1px solid var(--error-border);
  border-radius: 0.75rem;
  color: var(--error-text);
  background: var(--error-bg);
  font-size: 0.9rem;
  overflow-wrap: anywhere;
}

.alert p {
  margin: 0;
}

.alert p + p {
  margin-top: 0.25rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.actions:empty {
  display: none;
}

.button {
  min-height: 2.5rem;
  padding: 0 1rem;
  border: 1px solid transparent;
  border-radius: 0.6rem;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
}

.button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.button-primary {
  color: var(--primary-text);
  background: var(--primary);
}

.button-primary:not(:disabled):hover {
  background: var(--primary-hover);
}

.button-secondary {
  border-color: var(--card-border);
  color: var(--secondary-text);
  background: var(--secondary);
}

.button-secondary:hover {
  background: var(--secondary-hover);
}

.progress-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.progress-meta {
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.bar {
  display: block;
  width: 100%;
  height: 0.5rem;
  margin-top: 0.6rem;
  border: 0;
  border-radius: 999px;
  overflow: hidden;
  appearance: none;
  background: var(--secondary);
}

.bar::-webkit-progress-bar {
  background: var(--secondary);
}

.bar::-webkit-progress-value {
  background: var(--primary);
  transition: width 0.3s;
}

.bar::-moz-progress-bar {
  background: var(--primary);
}

.steps,
.outputs {
  margin: 0;
  padding: 0;
  list-style: none;
}

.step {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding-block: 0.25rem;
  font-size: 0.9rem;
}

.step-marker {
  flex: none;
  width: 1rem;
  text-align: center;
  color: var(--muted);
}

.step.is-pending {
  color: var(--muted);
}

.step.is-pending .step-marker::before {
  content: '○';
}

.step.is-running {
  font-weight: 600;
}

.step.is-running .step-marker::before {
  content: '▶';
  color: var(--primary);
}

.step.is-done .step-marker::before {
  content: '✓';
  color: var(--success);
}

.step.is-failed {
  color: var(--error-text);
}

.step.is-failed .step-marker::before {
  content: '✕';
  color: var(--error-border);
}

.step-label {
  min-width: 0;
  overflow-wrap: anywhere;
}

.step-percent {
  margin-left: auto;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.subheading {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.output {
  display: grid;
  gap: 0.1rem;
  margin-top: 0.5rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--card-border);
  border-radius: 0.6rem;
  background: var(--field);
  font-size: 0.875rem;
}

.output-name {
  overflow-wrap: anywhere;
  font-weight: 500;
}

.output-results {
  color: var(--muted);
  font-size: 0.8rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}