@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ===== Theme variables ===== */
:root {
  --bg: #f0f2f5;
  --text: #1a1f36;
  --text-muted: #6b7280;
  --text-faint: #8892b0;
  --surface: #fff;
  --surface-alt: #f9fafb;
  --border: #d1d5db;
  --border-light: #e2e6ec;
  --shadow: rgba(26,31,54,0.08);
  --accent: #00b4d8;
  --accent-hover: #0096b7;
  --header-bg: #1a1f36;
  --header-text: #fff;
  --selected-bg: #f0faff;
  --error-bg: #fef2f2;
  --error-border: #fca5a5;
  --error-text: #b91c1c;
  --keep-bg: #ecfdf5;
  --keep-text: #059669;
  --hint-bg: #fffbeb;
  --hint-border: #fcd34d;
  --hint-text: #d97706;
  --hint-hover: #b45309;
  --video-bg: #1a1f36;
}

[data-theme="dark"] {
  --bg: #111318;
  --text: #e2e6ec;
  --text-muted: #9ca3af;
  --text-faint: #6b7280;
  --surface: #1c1f26;
  --surface-alt: #23272f;
  --border: #374151;
  --border-light: #2d3340;
  --shadow: rgba(0,0,0,0.3);
  --accent: #00b4d8;
  --accent-hover: #22d3ee;
  --header-bg: #0d0f14;
  --header-text: #e2e6ec;
  --selected-bg: #0c2a3a;
  --error-bg: #2a1215;
  --error-border: #7f1d1d;
  --error-text: #fca5a5;
  --keep-bg: #0a2a1e;
  --keep-text: #34d399;
  --hint-bg: #2a2210;
  --hint-border: #92400e;
  --hint-text: #fbbf24;
  --hint-hover: #fcd34d;
  --video-bg: #000;
}

/* Auto mode: follow browser preference */
@media (prefers-color-scheme: dark) {
  [data-theme="auto"] {
    --bg: #111318;
    --text: #e2e6ec;
    --text-muted: #9ca3af;
    --text-faint: #6b7280;
    --surface: #1c1f26;
    --surface-alt: #23272f;
    --border: #374151;
    --border-light: #2d3340;
    --shadow: rgba(0,0,0,0.3);
    --accent: #00b4d8;
    --accent-hover: #22d3ee;
    --header-bg: #0d0f14;
    --header-text: #e2e6ec;
    --selected-bg: #0c2a3a;
    --error-bg: #2a1215;
    --error-border: #7f1d1d;
    --error-text: #fca5a5;
    --keep-bg: #0a2a1e;
    --keep-text: #34d399;
    --hint-bg: #2a2210;
    --hint-border: #92400e;
    --hint-text: #fbbf24;
    --hint-hover: #fcd34d;
    --video-bg: #000;
  }
}

/* ===== Base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); transition: background 0.3s, color 0.3s; }
.container { max-width: 900px; margin: 0 auto; padding: 0 20px 40px; }

/* App header / branding */
.app-header {
  background: var(--header-bg);
  color: var(--header-text);
  padding: 24px 20px 20px;
  margin: 0 -20px 24px;
  text-align: center;
  position: relative;
}
.app-header .brand {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 4px;
}
.app-header h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.app-header .tagline {
  font-size: 0.8rem;
  color: var(--text-faint);
}

/* Theme toggle */
.theme-toggle {
  position: absolute;
  top: 12px;
  right: 16px;
  display: flex;
  gap: 2px;
  background: rgba(255,255,255,0.1);
  border-radius: 6px;
  padding: 2px;
}
.theme-toggle button {
  padding: 4px 8px;
  font-size: 0.7rem;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-faint);
  cursor: pointer;
  transition: all 0.2s;
  line-height: 1;
}
.theme-toggle button:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}
.theme-toggle button.active {
  background: var(--accent);
  color: #fff;
}

/* Steps indicator */
.steps { display: flex; gap: 4px; margin-bottom: 24px; }
.step { flex: 1; text-align: center; padding: 10px; background: var(--border-light); border-radius: 6px; font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }
.step.active { background: var(--accent); color: #fff; font-weight: 600; }
.step.done { background: var(--header-bg); color: #fff; }

/* Panels */
.panel { background: var(--surface); border-radius: 10px; padding: 24px; box-shadow: 0 1px 4px var(--shadow); }

/* Error bar */
.error-bar { background: var(--error-bg); border: 1px solid var(--error-border); color: var(--error-text); padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 0.85rem; }

/* Mobile warning banner */
.mobile-warning { display: flex; align-items: center; gap: 10px; background: var(--hint-bg); border: 1px solid var(--hint-border); color: var(--hint-text); padding: 14px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 0.9rem; line-height: 1.4; }
.mobile-warning-icon { font-size: 1.3rem; flex-shrink: 0; }
.mobile-warning-dismiss { background: none; border: none; color: var(--hint-text); font-size: 1.4rem; cursor: pointer; padding: 0 4px; margin-left: auto; flex-shrink: 0; line-height: 1; }

/* Buttons */
input[type="file"] { margin: 12px 0; color: var(--text); }
button, .primary-btn { padding: 8px 20px; border: 1px solid var(--border); border-radius: 6px; cursor: pointer; font-size: 0.85rem; background: var(--surface); text-decoration: none; display: inline-block; font-weight: 500; color: var(--text); transition: all 0.2s; }
button:hover { background: var(--surface-alt); }
.primary-btn { background: var(--accent); color: #fff; border-color: var(--accent); }
.primary-btn:hover { background: var(--accent-hover); color: #fff; }

/* Progress */
.progress-container { margin: 16px 0; }
.progress-bar { height: 6px; background: var(--border-light); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--accent); width: 0%; transition: width 0.3s; }
.progress-container p { margin-top: 8px; font-size: 0.8rem; color: var(--text-muted); }

/* Groups grid */
.groups-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-top: 16px; }
.group-card {
  background: var(--surface);
  border: 2px solid var(--border-light);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.group-card:hover { box-shadow: 0 2px 8px var(--shadow); }
.group-card.selected {
  border-color: var(--accent);
  background: var(--selected-bg);
}
.group-card img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 8px;
}
.group-card p { font-size: 0.8rem; color: var(--text-muted); }
.group-card .group-id { font-weight: 600; font-size: 0.9rem; color: var(--text); }

/* Merged group visual indicator */
.group-card .merge-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.7rem;
  font-weight: 600;
  margin-top: 4px;
  color: #fff;
}

/* Controls */
.controls { display: flex; gap: 12px; margin-bottom: 12px; }

/* Merge tags */
.merge-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.merge-tag { background: var(--selected-bg); color: var(--accent); padding: 4px 10px; border-radius: 12px; font-size: 0.8rem; border: 1px solid var(--accent); }
.merge-tag button { background: none; border: none; cursor: pointer; color: var(--accent); font-weight: bold; margin-left: 4px; }

/* Video player */
#video-player { width: 100%; max-height: 500px; border-radius: 8px; background: var(--video-bg); margin-bottom: 16px; }
.download-controls { display: flex; gap: 12px; }

/* Animated indeterminate progress */
@keyframes indeterminate {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}
.progress-fill.indeterminate {
  width: 40% !important;
  animation: indeterminate 1.5s ease-in-out infinite;
}

/* Phase label */
.phase-label {
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  margin-bottom: 4px;
}

/* Elapsed time */
.elapsed-time {
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-top: 4px;
}

/* Spinner */
@keyframes spin {
  to { transform: rotate(360deg); }
}
.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border-light);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
  margin-right: 8px;
}

/* Live face thumbnails */
.live-faces-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.live-face {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border-light);
  animation: fadeIn 0.3s ease-in;
}
@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.8); }
  to { opacity: 1; transform: scale(1); }
}

/* Redact toggle */
.redact-toggle {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 4px 8px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface);
  cursor: pointer;
  color: var(--text-muted);
}
.redact-toggle.active {
  background: #b91c1c;
  color: #fff;
  border-color: #b91c1c;
}
.group-card.redact-marked {
  border-color: #b91c1c;
  background: var(--error-bg);
}

/* Redact summary */
.redact-summary {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  border-radius: 6px;
  padding: 10px 16px;
  margin-bottom: 12px;
  font-size: 0.85rem;
  color: var(--error-text);
}
.redact-summary.empty {
  background: var(--surface-alt);
  border-color: var(--border-light);
  color: var(--text-faint);
}

/* Mode toggle */
.mode-toggle {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}
.mode-btn {
  flex: 1;
  padding: 8px 12px;
  font-size: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-alt);
  cursor: pointer;
  color: var(--text-muted);
  font-weight: 500;
  transition: all 0.2s;
}
.mode-btn.active {
  background: var(--header-bg);
  color: #fff;
  border-color: var(--header-bg);
}

/* Keep mode */
.group-card.keep-marked {
  border-color: var(--keep-text);
  background: var(--keep-bg);
}
.keep-toggle {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 4px 8px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface);
  cursor: pointer;
  color: var(--text-muted);
}
.keep-toggle.active {
  background: var(--keep-text);
  color: #fff;
  border-color: var(--keep-text);
}

/* Near-miss hints */
.hints-section {
  margin-bottom: 16px;
}
.hints-section h3 {
  font-size: 0.85rem;
  color: var(--hint-text);
  margin-bottom: 8px;
  font-weight: 600;
}
.hint-card {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 8px 12px;
  background: var(--hint-bg);
  border: 1px solid var(--hint-border);
  border-radius: 6px;
  margin-bottom: 6px;
  font-size: 0.8rem;
}
.hint-card .hint-score {
  font-weight: 600;
  color: var(--hint-text);
  min-width: 45px;
}
.hint-card .hint-text {
  flex: 1;
  color: var(--text-muted);
}
.hint-card button {
  padding: 3px 10px;
  font-size: 0.75rem;
  background: var(--hint-text);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
}
.hint-card button:hover {
  background: var(--hint-hover);
}
.hint-card .hint-same-btn {
  background: #059669;
  border: 1px solid #059669;
}
.hint-card .hint-same-btn:hover {
  background: #047857;
}
.hint-card .hint-notsame-btn {
  background: #b91c1c;
  border: 1px solid #b91c1c;
}
.hint-card .hint-notsame-btn:hover {
  background: #991b1b;
}

/* Card timeline bar */
.card-timeline {
  position: relative;
  height: 4px;
  background: var(--border-light);
  border-radius: 2px;
  margin: 8px 0 4px;
}
.card-timeline-dot {
  position: absolute;
  width: 3px;
  height: 100%;
  background: var(--accent);
  border-radius: 1px;
  top: 0;
}

/* Context frame viewer (lightbox overlay) */
.context-frame-container {
  display: none;
}
.context-frame-container.visible {
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  background: rgba(0,0,0,0.8);
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.context-frame-container img {
  max-width: 95vw;
  max-height: 85vh;
  width: auto;
  height: auto;
  border-radius: 8px;
  border: 2px solid #fff;
  object-fit: contain;
}
.view-context-btn {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 3px 8px;
  font-size: 0.7rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface-alt);
  cursor: pointer;
  color: var(--text-muted);
  text-align: center;
}
.view-context-btn:hover {
  background: var(--border-light);
}

/* Side-by-side hint comparison */
.hint-comparison {
  display: none;
  margin-top: 8px;
  gap: 8px;
}
.hint-comparison.visible {
  display: flex;
}
.hint-comparison-panel {
  flex: 1;
  position: relative;
}
.hint-comparison-panel img {
  width: 100%;
  border-radius: 4px;
  border: 1px solid var(--border-light);
}
.hint-comparison-panel .hint-panel-label {
  position: absolute;
  top: 4px;
  left: 4px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.65rem;
  font-weight: 600;
}
.hint-compare-btn {
  padding: 3px 10px;
  font-size: 0.75rem;
  background: var(--surface-alt);
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
}
.hint-compare-btn:hover {
  background: var(--border-light);
}

/* Review player with canvas overlay */
.review-player-container {
  position: relative;
  width: 100%;
  margin-bottom: 12px;
}
.review-player-container video {
  width: 100%;
  max-height: 60vh;
  border-radius: 8px;
  background: var(--video-bg);
  display: block;
}
.review-player-container canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.review-player-container canvas.draw-mode {
  cursor: crosshair;
}

/* Review toolbar */
.review-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.review-toolbar button.active {
  background: var(--keep-text);
  color: #fff;
  border-color: var(--keep-text);
}

/* Corrections summary */
.corrections-summary {
  background: var(--surface-alt);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 12px 16px;
  margin-bottom: 12px;
  max-height: 200px;
  overflow-y: auto;
}
.corrections-empty {
  color: var(--text-faint);
  font-size: 0.8rem;
}
.correction-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 0.8rem;
  border-bottom: 1px solid var(--border-light);
}
.correction-item:last-child { border-bottom: none; }
.correction-item .correction-type {
  font-weight: 600;
  font-size: 0.7rem;
  padding: 1px 6px;
  border-radius: 3px;
}
.correction-type.exclusion { background: var(--keep-bg); color: var(--keep-text); }
.correction-type.addition { background: #fef3c7; color: #d97706; }
.correction-item button {
  padding: 2px 8px;
  font-size: 0.7rem;
}
.time-input {
  width: 70px;
  padding: 2px 4px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--surface);
  color: var(--text);
  text-align: center;
  font-family: 'Inter', monospace;
}

/* Review actions */
.review-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

/* Not a face button */
.not-face-btn {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 3px 8px;
  font-size: 0.65rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface-alt);
  cursor: pointer;
  color: var(--text-faint);
}

/* Merged sub-thumbnails row */
.merged-thumbs {
  display: flex;
  gap: 4px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 4px;
  max-width: 100%;
  overflow: hidden;
}
.merged-sub-thumb {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

/* Unmerge button */
.unmerge-btn {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 3px 8px;
  font-size: 0.65rem;
  border: 1px dashed var(--border);
  border-radius: 4px;
  background: var(--surface-alt);
  cursor: pointer;
  color: var(--text-faint);
}
.unmerge-btn:hover {
  background: var(--error-bg);
  border-color: var(--error-border);
  color: var(--error-text);
}

/* Dismissed groups count */
.dismissed-count {
  text-align: center;
  padding: 10px 16px;
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--surface-alt);
  border-radius: 6px;
  border: 1px dashed var(--border);
}
.dismissed-count button {
  margin-left: 8px;
  padding: 2px 10px;
  font-size: 0.75rem;
}

/* Dark mode CTA contrast fixes */
[data-theme="dark"] .mode-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
[data-theme="dark"] .hint-card button {
  color: #000;
}
[data-theme="dark"] .redact-toggle.active,
[data-theme="dark"] .keep-toggle.active {
  color: #fff;
}
[data-theme="dark"] .step.done {
  background: var(--accent);
}
@media (prefers-color-scheme: dark) {
  [data-theme="auto"] .mode-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
  }
  [data-theme="auto"] .hint-card button {
    color: #000;
  }
  [data-theme="auto"] .step.done {
    background: var(--accent);
  }
}

/* Group name input */
.group-name-input {
  width: 100%;
  padding: 3px 6px;
  font-size: 0.7rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface);
  color: var(--text);
  text-align: center;
  margin-top: 4px;
}
.group-name-input::placeholder {
  color: var(--text-faint);
  font-style: italic;
}

/* Add Redaction CTA */
.add-redaction-cta {
  background: #b91c1c;
  color: #fff;
  border-color: #b91c1c;
}
.add-redaction-cta:hover {
  background: #991b1b;
}
.add-redaction-cta.active {
  background: #059669;
  border-color: #059669;
}

/* Review help section */
.review-help {
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.review-help-toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: var(--surface-alt);
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text);
  user-select: none;
}
.review-help-toggle:hover {
  background: var(--border-light);
}
.review-help-arrow {
  transition: transform 0.2s;
  color: var(--text-muted);
}
.review-help-body {
  display: none;
  padding: 10px 14px;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.review-help-body.visible {
  display: block;
}
.review-help-body.visible + .review-help-toggle .review-help-arrow,
.review-help-body.visible ~ .review-help-arrow {
  transform: rotate(90deg);
}
.review-help-body p {
  margin-bottom: 4px;
}
.review-help-body strong {
  color: var(--text);
}

/* Preview mode indicator */
.preview-indicator {
  display: none;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  color: #fff;
  font-size: 14px;
  line-height: 22px;
  text-align: center;
  vertical-align: middle;
  margin-left: 4px;
}

/* ===== Auth0 Login Screen ===== */
.login-screen {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}

.login-card {
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  box-shadow: 0 4px 24px var(--shadow);
  max-width: 400px;
  width: 90%;
}

.login-card .brand {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 8px;
}

.login-card h1 {
  font-size: 1.5rem;
  margin: 0 0 4px;
  color: var(--text);
}

.login-card .tagline {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 32px;
}

.login-btn {
  width: 100%;
  padding: 14px 24px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
}

.login-btn:hover {
  background: var(--accent-hover);
}

.login-status {
  margin-top: 16px;
  font-size: 0.8rem;
  color: var(--error-text);
}

/* Header auth controls */
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-email {
  font-size: 0.8rem;
  color: var(--header-text);
  opacity: 0.8;
}

.logout-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--header-text);
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.logout-btn:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.1);
}

/* ===== Source Bucket Browser ===== */
.source-browser {
  margin: 12px 0;
}

.source-search {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.source-search input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.85rem;
}

.source-list {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-alt);
}

.source-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
  transition: background 0.15s;
}

.source-item:last-child {
  border-bottom: none;
}

.source-item:hover {
  background: var(--selected-bg);
}

.source-name {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text);
}

.source-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.source-path {
  width: 100%;
  font-size: 0.7rem;
  color: var(--text-faint);
  font-family: monospace;
}

.source-loading {
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.source-toolbar {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.source-upload-area {
  display: flex;
  align-items: center;
  gap: 8px;
}

.source-upload-btn {
  padding: 8px 16px;
  border: 1px dashed var(--accent);
  border-radius: 6px;
  background: transparent;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.source-upload-btn:hover {
  background: var(--selected-bg);
  border-color: var(--accent-hover);
}

.login-help {
  margin-top: 20px;
  font-size: 0.8rem;
  color: var(--text-muted);
}