:root{color-scheme:dark;--bg: #0f0f1a;--surface: #151524;--border: #2d2d44;--text: #e5e5e5;--text-muted: #9aa4b2;--accent: #3b6ea5;--pos: #4ade80;--neg: #f87171;--warn: #eab308}html,body{margin:0;padding:0;min-height:100%;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;scrollbar-gutter:stable}input,select,button,textarea{font-family:inherit}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}