*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:#f4f6f8;color:#1b2733}
main{max-width:640px;margin:8vh auto;padding:32px;background:#fff;border-radius:12px;box-shadow:0 2px 12px rgba(0,0,0,.08)}
h1{margin:0 0 4px;font-size:1.6rem}p.sub{margin:0 0 24px;color:#52606d}
.btn,button,select{font:inherit;padding:12px 16px;border-radius:8px;border:1px solid #9aa5b1;background:#fff}
.btn,button{background:#0b5cad;color:#fff;border-color:#0b5cad;cursor:pointer;text-decoration:none;display:inline-block}
select{width:100%;margin-bottom:16px}
.notice{background:#fff8e1;border:1px solid #f0c36d;padding:14px 16px;border-radius:8px;margin:16px 0}
table{border-collapse:collapse;width:100%}td,th{text-align:left;padding:6px 8px;border-bottom:1px solid #e4e7eb;font-size:.9rem;vertical-align:top}
.foot{margin-top:28px;font-size:.85rem;color:#52606d;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.foot form{margin:0}.link{background:none;border:0;color:#0b5cad;padding:0;cursor:pointer;text-decoration:underline}