*{box-sizing:border-box}body{font:16px system-ui,sans-serif;margin:0;color:#17252d;background:#f5f7f8}main{max-width:1100px;margin:auto;padding:1rem}.pilot-banner{padding:1rem;background:#fff0bd;font-weight:700;border-bottom:2px solid #b47d00}a{color:#075b91}button,input,select,textarea{font:inherit;min-height:44px;max-width:100%;padding:.65rem}button{cursor:pointer;background:#075b91;color:white;border:0;border-radius:4px}button:disabled{background:#687982}label{display:block;margin:.7rem 0}section,article,.notice{padding:1rem;background:white;border:1px solid #b8c8cf;margin:1rem 0}table{display:block;overflow-x:auto;max-width:100%;border-collapse:collapse}td,th{padding:.5rem;border:1px solid #ccc}img.preview{max-width:100%;max-height:220px}nav{display:flex;gap:1rem;flex-wrap:wrap}details{margin:1rem 0}summary{min-height:44px;cursor:pointer;padding:.6rem;font-weight:700}.login-box{width:100%;max-width:420px;margin:2rem auto}input:not([type=checkbox]):not([type=hidden]),textarea{width:100%}@media(max-width:600px){main{padding:.6rem}section,article{padding:.65rem}button{width:100%}.user{float:none}h1{font-size:1.5rem}}