* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0a0a0f;
  color: #e0e0e0;
  min-height: 100vh;
}

#app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

header {
  text-align: center;
  padding: 40px 0;
}

header h1 {
  font-size: 2.5em;
  color: #00ff88;
  margin-bottom: 8px;
}

.subtitle {
  color: #8899aa;
  font-size: 1.1em;
}

.page {
  display: none;
}

.page.active {
  display: block;
}

/* Upload Area */
.upload-area {
  border: 2px dashed #334;
  border-radius: 16px;
  padding: 60px 40px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  background: #111120;
}

.upload-area:hover, .upload-area.dragover {
  border-color: #00ff88;
  background: #1a1a30;
}

.upload-icon {
  font-size: 3em;
  margin-bottom: 16px;
}

.upload-text {
  font-size: 1.3em;
  margin-bottom: 8px;
}

.upload-hint {
  color: #667;
  margin-bottom: 24px;
}

.btn {
  padding: 12px 32px;
  border: none;
  border-radius: 8px;
  font-size: 1em;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: #00ff88;
  color: #000;
  font-weight: 600;
}

.btn-primary:hover {
  background: #00cc66;
  transform: translateY(-1px);
}

.btn-secondary {
  background: #334;
  color: #e0e0e0;
  margin-top: 24px;
}

.camera-guide {
  margin-top: 32px;
  padding: 20px;
  background: #1a1a30;
  border-radius: 8px;
  text-align: left;
}

.camera-guide h3 {
  margin-bottom: 12px;
  color: #00ccff;
}

.camera-guide p {
  margin: 4px 0;
  font-size: 0.9em;
  color: #aab;
}

/* Processing */
.processing-status {
  text-align: center;
  padding: 60px 0;
}

.processing-status h2 {
  margin-bottom: 24px;
}

.progress-bar {
  width: 400px;
  height: 8px;
  background: #334;
  border-radius: 4px;
  margin: 0 auto 24px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #00ff88, #00ccff);
  width: 0%;
  transition: width 0.5s;
}

.status-steps {
  text-align: left;
  max-width: 400px;
  margin: 0 auto;
}

.step {
  padding: 12px;
  margin: 8px 0;
  border-radius: 8px;
  background: #1a1a30;
  color: #667;
  transition: all 0.3s;
}

.step.active {
  color: #00ff88;
  background: #1a2a20;
}

.step.completed {
  color: #00ff88;
  text-decoration: line-through;
  opacity: 0.7;
}

/* Results */
.results-header {
  margin-bottom: 24px;
}

.video-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

.video-panel h3 {
  margin-bottom: 8px;
  color: #8899aa;
}

video {
  width: 100%;
  border-radius: 8px;
  background: #000;
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.card {
  background: #111120;
  border-radius: 12px;
  padding: 24px;
  border: 1px solid #1a1a30;
}

.card h3 {
  margin-bottom: 16px;
  color: #00ccff;
}

.card.full-width {
  grid-column: 1 / -1;
}

.fault-item {
  display: flex;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid #1a1a30;
}

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

.fault-severity {
  width: 80px;
  font-size: 0.9em;
  color: #ff4444;
}

.fault-name {
  flex: 1;
  color: #e0e0e0;
}

.cue-item {
  padding: 12px;
  margin: 8px 0;
  background: #1a1a30;
  border-left: 3px solid #00ff88;
  border-radius: 0 8px 8px 0;
}

.anchor-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin: 2px;
}