:root{--color-ink:#202b38;--color-muted:#627084;--color-line:#dce2e9;--color-surface:#fff;--color-background:#f7f8fa;--color-accent:#214fa5;--color-focus:#3e6fea;--color-danger:#a33b32;--header-height:64px;--content-width:1120px;--font-body:Arial, "Malgun Gothic", "Apple SD Gothic Neo", sans-serif}*,:before,:after{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--color-background);min-height:100vh;color:var(--color-ink);font-family:var(--font-body);line-height:1.6}button,input,select,textarea{font:inherit}:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}