:root{--color-background: #0f172a;--color-surface: #111827;--color-primary: #2563eb;--color-secondary: #22c55e;--color-text: #f8fafc;--color-text-muted: #94a3b8;--container-width: 1200px;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 20px;--space-1: 4px;--space-2: 8px;--space-3: 16px;--space-4: 24px;--space-5: 32px;--space-6: 48px;--transition-fast: .2s ease}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0}body{min-height:100vh}:root{--font-family-base: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-family-mono: "JetBrains Mono", Consolas, monospace;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.5rem;--font-size-2xl: 2.25rem;--font-size-3xl: 3.5rem;--line-height-base: 1.6}body{font-family:var(--font-family-base);font-size:var(--font-size-md);line-height:var(--line-height-base);color:var(--color-text);background:var(--color-background);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{margin:0;font-weight:700}p{margin:0}.container{width:min(100% - 2rem,var(--container-width));margin-inline:auto}.section{padding-block:5rem}.text-center{text-align:center}.text-muted{color:var(--color-text-muted)}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}