*{box-sizing:border-box}body{font-family:Arial,sans-serif;background:#f4f6f8;margin:0;padding:30px;color:#17202a}.card{max-width:680px;margin:30px auto;background:#fff;padding:30px;border-radius:12px;box-shadow:0 8px 30px #0001}label{display:block;font-weight:700;margin:16px 0 7px}input,select,button{width:100%;padding:12px;border:1px solid #ccd3da;border-radius:7px;font-size:16px}button{margin-top:18px;background:#123b68;color:white;border:0;cursor:pointer}.alert{background:#fff0f0;padding:12px;border-left:4px solid #c00;margin:15px 0}.success{background:#effaf1;padding:18px;border-left:4px solid #198754;margin-top:20px}.small{font-size:13px;color:#667}a{color:#135ca8}