:root{--blue:#173be7;--ink:#172239;--muted:#5b667a;--bg:#f5f6fa;--border:#dfe4ee}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);margin:0;font-family:Arial,Noto Sans KR,Apple SD Gothic Neo,Malgun Gothic,sans-serif}button,input,select{font:inherit}button,select{min-height:44px}button{cursor:pointer}button:disabled{cursor:wait;opacity:.6}a{color:var(--blue)}button:focus-visible,select:focus-visible,a:focus-visible,input:focus-visible{outline-offset:4px;outline:3px solid #ee9b00}h1,h2,h3,p{margin-top:0}button{touch-action:manipulation}html{scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}