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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}

.container { max-width: 1400px; margin: 0 auto; padding: 2rem; }
.header { margin-bottom: 2rem; }
.header h1 { font-size: 2rem; margin-bottom: 0.5rem; color: #60a5fa; }
.subtitle { color: #94a3b8; }
.loading { text-align: center; padding: 4rem; color: #94a3b8; }
.card { background: #1e293b; border-radius: 8px; padding: 1.5rem; border-left: 4px solid #60a5fa; }
.data-preview { background: #0f172a; padding: 1rem; border-radius: 4px; overflow-x: auto; color: #94a3b8; max-height: 600px; overflow-y: auto; }
