:root{--color-text: #1f2430;--color-muted: #5c6470;--color-border: #c8ced8;--color-primary: #2d5aa8;--color-primary-dark: #1f4485;--color-error: #b3261e;--color-surface: #f7f8fa}*{box-sizing:border-box}body{margin:0;font-family:system-ui,sans-serif;color:var(--color-text);background:var(--color-surface)}button{font:inherit;padding:.5rem 1rem;border:none;border-radius:.375rem;background:var(--color-primary);color:#fff;cursor:pointer}button:hover:not(:disabled){background:var(--color-primary-dark)}button:disabled{opacity:.6;cursor:not-allowed}button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}input{font:inherit;padding:.5rem;border:1px solid var(--color-border);border-radius:.375rem;width:100%}label{font-weight:600}a{color:var(--color-primary)}