:root{--bg: #0a0a0a;--surface: #1a1a1a;--border: #333;--text: #e0e0e0;--text-dim: #888;--accent: #4ade80;--accent-dim: #166534;--danger: #ef4444;--warning: #f59e0b;--font-mono: "SF Mono", "Cascadia Code", "Fira Code", "Menlo", monospace;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:var(--font-sans);line-height:1.5;min-height:100vh}#app{min-height:100vh}.landing{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:2rem;text-align:center}.landing h1{font-size:3rem;font-weight:700;letter-spacing:-.03em}.landing .tagline{color:var(--text-dim);font-size:1.1rem;margin:.5rem 0 2rem}.landing ul{list-style:none;text-align:left;margin-bottom:2rem}.landing li{padding:.4rem 0;color:var(--text-dim)}.landing 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var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}