:root {
  --bg: #0d0f12;
  --card: #16191d;
  --card2: #1d2227;
  --text: #f0f2f4;
  --sub: #9aa3ab;
  --keep: #35c46a;
  --reject: #e5484d;
  --neutral: #f0b429;
  --accent: #6ea8ff;
  --border: #2a2f35;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  overscroll-behavior: none;
}

a {
  color: var(--accent);
}

.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;
}

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

button {
  font: inherit;
}

#app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 16px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
  gap: 10px;
}

h1 {
  font-size: 17px;
  margin: 0;
  font-weight: 600;
}

.source-label {
  font-size: 11px;
  color: var(--sub);
  word-break: break-all;
  margin-bottom: 10px;
}

.header-actions {
  display: flex;
  gap: 10px;
  flex: none;
}

.icon-link {
  color: var(--sub);
  text-decoration: none;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 5px 9px;
  background: var(--card);
  cursor: pointer;
}

.icon-link.danger {
  color: var(--reject);
  border-color: var(--reject);
}

.icon-link:hover {
  color: var(--text);
}

.stats {
  font-size: 12px;
  color: var(--sub);
}

.progress-track {
  height: 4px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 16px;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.2s;
}

.deck {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
}

.card {
  position: absolute;
  width: 100%;
  max-width: 400px;
  min-height: 340px;
  max-height: 78vh;
  overflow-y: auto;
  background: linear-gradient(180deg, var(--card2), var(--card));
  border-radius: 20px;
  border: 1px solid var(--border);
  padding: 22px 22px 26px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  user-select: none;
  cursor: grab;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  touch-action: none;
}

.card:active {
  cursor: grabbing;
}

.card .preview {
  width: 100%;
  min-height: 160px;
  max-height: 280px;
  border-radius: 12px;
  overflow: hidden;
  background: #0a0c0e;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card .preview img,
.card .preview video {
  width: 100%;
  min-height: 120px;
  max-height: 280px;
  object-fit: contain;
  display: block;
  background: #12151a;
}

.card .preview.file-icon {
  height: 140px;
  font-size: 48px;
}

.card .preview pre {
  margin: 0;
  padding: 12px;
  font-size: 11px;
  text-align: left;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--sub);
  max-height: 240px;
  overflow: auto;
  width: 100%;
}

.card .title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.3;
  word-break: break-word;
}

.card .subtitle {
  font-size: 12px;
  color: var(--sub);
  word-break: break-all;
}

.meta-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 11px;
  color: var(--sub);
}

.meta-badge {
  padding: 2px 8px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: #1b1f24;
}

.stamp {
  position: absolute;
  top: 24px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: 8px;
  border: 3px solid;
  opacity: 0;
  pointer-events: none;
  transform: rotate(-12deg);
  text-transform: uppercase;
}

.stamp.right {
  right: 20px;
  color: var(--keep);
  border-color: var(--keep);
}

.stamp.left {
  left: 20px;
  color: var(--reject);
  border-color: var(--reject);
  transform: rotate(12deg);
}

.stamp.visible {
  opacity: 1;
}

.actions-row {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.action-btn {
  flex: none;
  min-width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 6px 4px;
  line-height: 1.1;
}

.action-btn .action-label {
  font-size: 11px;
}

.action-btn .action-key {
  font-size: 14px;
  font-weight: 700;
  opacity: 0.85;
}

.action-btn.keep {
  color: var(--keep);
  border-color: var(--keep);
}

.action-btn.reject {
  color: var(--reject);
  border-color: var(--reject);
}

.action-btn.skip {
  color: var(--neutral);
  border-color: var(--neutral);
}

.action-btn.undo {
  color: var(--accent);
  border-color: var(--accent);
}

.action-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

/* Shortcuts modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
}

.modal[hidden] {
  display: none;
}

.modal-card {
  width: 100%;
  max-width: 360px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 20px 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.modal-header h2 {
  margin: 0;
  font-size: 16px;
}

.modal-close {
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--card);
}

.shortcut-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.shortcut-list > div {
  display: flex;
  align-items: center;
  gap: 12px;
}

.shortcut-list dt {
  flex: none;
  min-width: 88px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.shortcut-list dd {
  margin: 0;
  font-size: 13px;
  color: var(--text);
}

.modal-hint {
  margin: 14px 0 0;
  font-size: 12px;
  color: var(--sub);
}

.empty-state,
.error-state {
  text-align: center;
  padding: 40px 16px;
  color: var(--sub);
}

.error-state {
  color: var(--reject);
}

.summary {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 10px;
  font-size: 13px;
}

.summary strong {
  display: block;
  font-size: 20px;
}

/* Settings page */
.form-field {
  margin-bottom: 16px;
  text-align: left;
}

.form-field label {
  display: block;
  font-size: 13px;
  color: var(--sub);
  margin-bottom: 6px;
}

.form-field input[type='text'],
.form-field input[type='number'],
.form-field select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 14px;
}

.form-field.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-field.checkbox label {
  margin-bottom: 0;
}

.folder-field-row {
  display: flex;
  gap: 8px;
}

.folder-field-row input {
  flex: 1;
}

.secondary-btn {
  flex: none;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card2);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
}

.secondary-btn:disabled {
  opacity: 0.6;
  cursor: default;
}

.field-hint {
  font-size: 11px;
  color: var(--reject);
  margin-top: 6px;
  min-height: 14px;
}

.adapter-fieldset {
  border: none;
  margin: 0;
  padding: 0;
}

.adapter-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  background: var(--card);
  margin-bottom: 16px;
}

.adapter-desc {
  font-size: 12px;
  color: var(--sub);
  margin-top: 4px;
}

.primary-btn {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: none;
  background: var(--accent);
  color: #06121f;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

.primary-btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.settings-error {
  color: var(--reject);
  font-size: 13px;
  margin-top: 10px;
  min-height: 18px;
}