:root{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color-scheme:light dark;--bg: #0b0c10;--fg: #e7e9ee;--muted: #8b8f99;--accent: #5b8def;--error: #e0464a;--ok: #2ea043;--card: #14161d;--border: #2a2d36}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--fg)}a{color:var(--accent)}