:root{--brand-bg: #0a0f1a;--brand-surface: #111827;--brand-text: #e0e0e0;--brand-accent: #f97316;--brand-border: rgba(255, 255, 255, .1);--brand-muted: rgba(255, 255, 255, .5);--brand-gradient-primary: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);--brand-gradient-bg: #111827;--brand-card-bg: rgba(255, 255, 255, .1);--brand-shadow: 0 20px 40px rgba(0, 0, 0, .3);--brand-radius-card: .75rem;--brand-radius-button: .5rem}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;margin:0;background:var(--brand-bg);color:var(--brand-text);min-height:100vh}*{box-sizing:border-box}