:root{font-family:system-ui,-apple-system,sans-serif;color:#13243e;background:#f3f6fb}body{margin:0}header{background:#112d50;color:white;padding:18px max(24px,calc((100vw - 960px)/2));display:flex;justify-content:space-between;align-items:center}main{max-width:960px;margin:36px auto;padding:0 20px}.panel{background:white;padding:24px;border:1px solid #dce5ef;border-radius:12px;margin:18px 0;box-shadow:0 2px 8px #1028440a}.narrow{max-width:430px;margin:50px auto}label{display:block;font-weight:600;margin:12px 0}input{display:block;box-sizing:border-box;width:100%;padding:11px;margin-top:6px;border:1px solid #9ba9b9;border-radius:6px}button{background:#184f8d;color:white;border:0;padding:10px 16px;border-radius:6px;cursor:pointer;margin:6px 6px 6px 0}button.danger{background:#a22232}header button{background:#ffffff26}.flash{padding:12px;border-radius:6px;background:#e6efff}.flash.error{background:#ffe3e3}form{margin-bottom:10px}h1,h2,h3{color:#102b4b}