frontend/src/App.css

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: #0a0a0a;
  color: #e0e0e0;
}

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.app-header h1 {
  font-size: 1.8rem;
  font-weight: 600;
  color: white;
}

.status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.2);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  color: white;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(74, 222, 128, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0);
  }
}

.main-container {
  flex: 1;
  display: grid;
  grid-template-columns: 300px 1fr 350px;
  gap: 1.5rem;
  padding: 1.5rem;
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
}

.control-panel,
.analysis-panel,
.logs-panel {
  background: #1a1a1a;
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid #333;
}

.control-panel h2,
.analysis-panel h2,
.logs-panel h2 {
  margin-bottom: 1.5rem;
  color: #f0f0f0;
  font-size: 1.3rem;
}

.control-section {
  margin-bottom: 2rem;
}

.control-section h3 {
  margin-bottom: 1rem;
  color: #a0a0a0;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.control-group {
  margin-bottom: 1rem;
}

.control-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  color: #d0d0d0;
}

.control-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.interval-control {
  margin-top: 0.5rem;
  margin-left: 1.5rem;
}

.interval-control label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.9rem;
}

.interval-control input[type="number"] {
  padding: 0.4rem;
  border: 1px solid #444;
  border-radius: 4px;
  background: #2a2a2a;
  color: #e0e0e0;
  width: 100%;
}

.btn {
  width: 100%;
  padding: 0.8rem;
  margin-bottom: 0.8rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
  background: #4a5568;
  color: white;
}

.btn-secondary:hover:not(:disabled) {
  background: #5a6578;
}

.btn-tertiary {
  background: #2d3748;
  color: #cbd5e0;
}

.btn-tertiary:hover:not(:disabled) {
  background: #3d4758;
}

.demo-status {
  padding: 0.5rem;
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
  border-radius: 6px;
  color: #4ade80;
  font-size: 0.9rem;
  text-align: center;
}

.analysis-content {
  max-height: calc(100vh - 200px);
  overflow-y: auto;
}

.analysis-section {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #333;
}

.analysis-section:last-child {
  border-bottom: none;
}

.analysis-section h3 {
  margin-bottom: 0.8rem;
  color: #a0a0a0;
  font-size: 0.95rem;
}

.analysis-section p {
  color: #e0e0e0;
  line-height: 1.6;
}

.timestamp {
  margin-top: 0.5rem;
  color: #666;
  font-size: 0.85rem;
}

.element-list,
.snippet-list,
.risk-list {
  list-style: none;
  padding: 0;
}

.element-list li,
.snippet-list li,
.risk-list li {
  padding: 0.5rem;
  margin-bottom: 0.3rem;
  background: #2a2a2a;
  border-radius: 4px;
  font-size: 0.9rem;
  color: #d0d0d0;
}

.position {
  color: #888;
  font-size: 0.85rem;
  margin-left: 0.5rem;
}

.risk-section {
  background: rgba(239, 68, 68, 0.05);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: 6px;
  padding: 1rem;
}

.risk-flag {
  background: rgba(239, 68, 68, 0.1) !important;
  color: #ef4444 !important;
  border-left: 3px solid #ef4444;
}

.no-analysis {
  text-align: center;
  color: #666;
  padding: 3rem;
  font-style: italic;
}

.logs-container {
  max-height: calc(100vh - 250px);
  overflow-y: auto;
  background: #0a0a0a;
  border-radius: 6px;
  padding: 0.5rem;
}

.log-entry {
  display: flex;
  gap: 0.5rem;
  padding: 0.4rem 0.6rem;
  margin-bottom: 0.2rem;
  background: #1a1a1a;
  border-radius: 4px;
  font-size: 0.85rem;
  font-family: 'Consolas', 'Monaco', monospace;
  border-left: 3px solid transparent;
}

.log-frame_capture {
  border-left-color: #667eea;
}

.log-analysis {
  border-left-color: #4ade80;
}

.log-timestamp {
  color: #666;
  font-size: 0.8rem;
  min-width: 150px;
}

.log-type {
  color: #a0a0a0;
  font-weight: 600;
  min-width: 100px;
}

.log-frame {
  color: #667eea;
  margin-left: auto;
}

.no-logs {
  text-align: center;
  color: #666;
  padding: 2rem;
  font-style: italic;
}

@media (max-width: 1200px) {
  .main-container {
    grid-template-columns: 1fr;
  }
}