.bfn-form-container {
    max-width: 480px; margin: 30px auto; padding: 32px;
    background: #fff; border-radius: 0; box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    font-family: 'Montserrat', sans-serif;
}
.bfn-form-container h3 { margin: 0 0 8px 0; font-size: 22px; color: #1a1a1a; }
.bfn-form-container > p { color: #666; font-size: 14px; margin: 0 0 24px 0; line-height: 1.5; }
.bfn-field { margin-bottom: 18px; }
.bfn-field label { display: block; font-size: 14px; font-weight: 600; color: #333; margin-bottom: 6px; }
.bfn-field label .required { color: #c0392b; }
.bfn-field input {
    width: 100%; padding: 10px 14px; border: 1px solid #d0d5dd;
    border-radius: 0; font-size: 15px; color: #333; transition: border-color 0.2s; box-sizing: border-box;
}
.bfn-field input:focus { outline: none; border-color: #8B2500; box-shadow: 0 0 0 3px rgba(139,37,0,0.1); }
.bfn-btn {
    width: 100%; padding: 12px; background: #b81610; color: #fff; border: none;
    border-radius: 0; font-size: 16px; font-weight: 600; cursor: pointer; transition: background 0.2s; margin-top: 8px; margin-bottom: 10px;
}
.bfn-btn:hover { background: #6d1d00; }
.bfn-success { background: #d4edda; color: #155724; padding: 12px 16px; border-radius: 6px; font-size: 14px; margin-bottom: 16px; }
.bfn-error { background: #f8d7da; color: #721c24; padding: 12px 16px; border-radius: 6px; font-size: 14px; margin-bottom: 16px; }
.bfn-loading { background: #e2e8f0; color: #475569; padding: 12px 16px; border-radius: 6px; font-size: 14px; margin-bottom: 16px; }
.bfn-notice { max-width: 480px; margin: 30px auto; padding: 20px 24px; background: #d4edda; border-radius: 8px; font-size: 15px; text-align: center; }
.bfn-notice a { color: #8B2500; font-weight: 600; }
.bfn-restricted { max-width: 480px; margin: 30px auto; padding: 24px; background: #fff3cd; border-radius: 8px; text-align: center; font-size: 15px; }
.bfn-restricted a { color: #8B2500; font-weight: 600; }
.bfn-form-footer { text-align: center; margin-top: 20px; font-size: 14px; color: #666; }
.bfn-form-footer a { color: #b81610; font-weight: 600; text-decoration: none; }
.bfn-form-footer a:hover { text-decoration: underline; }
.bfn-checkbox-field { margin-bottom: 18px; }
.bfn-checkbox-label {
    display: flex; align-items: flex-start; gap: 10px;
    font-size: 13px; font-weight: 400; color: #333; cursor: pointer; line-height: 1.5;
}
.bfn-checkbox-label input[type="checkbox"] {
    width: 18px; height: 18px; min-width: 18px; margin-top: 2px;
    accent-color: #b81610; cursor: pointer;
}
.bfn-checkbox-label a { color: #b81610; font-weight: 600; text-decoration: underline; }
.bfn-checkbox-label a:hover { color: #6d1d00; }