:root{font-family:Arial,Helvetica,sans-serif;line-height:1.6;color:#142238;background:#eef1f4}*{box-sizing:border-box}body{margin:0}main{max-width:1060px;margin:28px auto;padding:0 18px 40px}header{background:#071b36;color:white;text-align:center;padding:26px;border-radius:12px 12px 0 0}header img{width:110px;height:110px;object-fit:contain}h1{font-size:1.8rem;line-height:1.25}section{background:white;padding:24px;border-bottom:1px solid #dae1e9}a{color:#214f87}nav{display:flex;flex-wrap:wrap;gap:16px;margin:14px 0}label{display:block;margin:14px 0;font-weight:bold}input,select{font:inherit;width:100%;max-width:540px;display:block;padding:10px;border:1px solid #aeb9c7;border-radius:6px}button{font:inherit;font-weight:bold;border:0;border-radius:6px;background:#d6af57;color:#071b36;padding:12px 20px;cursor:pointer}button:disabled{opacity:.6;cursor:wait}:focus-visible{outline:3px solid #b88a32;outline-offset:3px}.notice{background:#faf3e2;border-left:4px solid #b88a32;padding:16px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.9rem}th,td{text-align:left;padding:10px;border-bottom:1px solid #dfe5eb;vertical-align:top}.small{font-size:.88rem;color:#526072}[hidden]{display:none!important}footer{text-align:center;font-size:.85rem;padding:20px}.secondary{background:transparent;border:1px solid #b88a32}@media(max-width:700px){.grid{grid-template-columns:1fr}main{margin:12px auto}section{padding:18px}h1{font-size:1.5rem}}

textarea{font:inherit;width:100%;padding:12px}.recipient-check{width:auto}.mail-preview{margin-top:24px;padding:24px;background:#071b36;color:#fff}.mail-preview img{max-width:280px;max-height:140px;object-fit:contain}.mail-body{white-space:pre-wrap}