.bc-wrap{max-width:900px;margin:24px auto 50px;padding:0 16px}.bc-card{background:#fff;border:1px solid #e1e6ec;border-radius:8px;padding:28px 32px}.bc-title{font-size:22px;font-weight:700;color:#172235;border-left:4px solid #1677ff;padding-left:12px}.bc-brand{margin:12px 0 24px;padding:13px 16px;background:#f5f9ff;border-radius:5px;color:#315b91}.bc-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.bc-f{margin-bottom:17px}.bc-f label{display:block;margin-bottom:6px;font-weight:600;color:#465366}.bc-f input,.bc-f select,.bc-f textarea{width:100%;border:1px solid #ccd5df;border-radius:4px;padding:10px 12px;background:#fff}.bc-f textarea{min-height:85px}.bc-files{padding:14px;border:1px dashed #aebfd2;background:#fafcff}.bc-tip{font-size:12px;color:#8895a5;margin-top:5px}.req{color:#e54d42}.bc-submit{border:0;border-radius:4px;background:#1677ff;color:#fff;padding:12px 32px;font-weight:700}.bc-note{padding:12px 15px;margin-bottom:20px;background:#fff8e7;color:#8a6500;border-radius:4px}@media(max-width:650px){.bc-card{padding:20px 16px}.bc-grid{grid-template-columns:1fr;gap:0}.bc-submit{width:100%}}