:root{--bg-primary: #0c0c1d;--bg-secondary: #141429;--text-primary: #e0e7ff;--text-secondary: #94a3b8;--border: #1e1e3f;--accent: #818cf8}[data-theme=dark]{--bg-primary: #0a0a0a;--bg-secondary: #171717;--text-primary: #fafafa;--text-secondary: #a3a3a3;--border: #262626;--accent: #3b82f6}[data-theme=light]{--bg-primary: #fafafa;--bg-secondary: #f5f5f5;--text-primary: #0a0a0a;--text-secondary: #737373;--border: #e5e5e5;--accent: #2563eb}[data-theme=space]{--bg-primary: #0c0c1d;--bg-secondary: #141429;--text-primary: #e0e7ff;--text-secondary: #94a3b8;--border: #1e1e3f;--accent: #818cf8}*{box-sizing:border-box;margin:0;padding:0}html{color-scheme:light dark;scroll-behavior:smooth}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.6;transition:background-color .3s ease,color .3s ease;background:var(--bg-primary)}