:root{color-scheme:dark;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-num: ui-monospace, "SF Mono", Menlo, monospace;--bg: #0a0b0d;--surface: #111317;--surface-2: #171a1f;--surface-3: #1f232a;--border: #272b32;--text: #ededef;--muted: #8a8f98;--accent: #8ea6ff;--on-accent: #0a0b0d;--up: #3ecf8e;--down: #ff7a7a;--warn: #e3b341;--tap: 48px;--radius: 12px}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.4;overscroll-behavior-y:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent}button,input,select,textarea{font:inherit;color:inherit}input,select,textarea{font-size:16px}.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:var(--tap);padding:0 18px;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface-2);font-weight:600;cursor:pointer;-webkit-user-select:none;user-select:none}.btn:disabled{opacity:.6;cursor:default}.btn-primary{background:var(--accent);color:var(--on-accent);border-color:transparent}.btn-block{width:100%}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.error{color:var(--down)}.muted{color:var(--muted)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}