.ffshub-donation-wrap {
    max-width: 720px;
    margin: 0 auto;
    padding: 24px;
}

.ffshub-donation-form {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.ffshub-donation-form h2 {
    margin: 0 0 22px;
    font-size: 28px;
    line-height: 1.2;
}

.ffshub-field-group,
.ffshub-card-section,
.ffshub-amount-fieldset {
    margin-bottom: 18px;
}

.ffshub-field-group label,
.ffshub-card-section label,
.ffshub-amount-fieldset legend {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
}

.ffshub-field-group span,
.ffshub-card-section span,
.ffshub-amount-fieldset span {
    color: #b91c1c;
}

.ffshub-field-group input,
.ffshub-field-group select,
#ffshub-custom-amount {
    width: 100%;
    min-height: 46px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 16px;
    box-sizing: border-box;
}

.ffshub-amount-fieldset {
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 16px;
}

.ffshub-amount-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
    gap: 10px;
    margin-bottom: 12px;
}

.ffshub-amount-options label {
    display: flex;
    gap: 8px;
    align-items: center;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    padding: 10px;
    cursor: pointer;
}

#ffshub-card-container {
    min-height: 48px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    padding: 12px;
    box-sizing: border-box;
}

#ffshub-donate-button {
    width: 100%;
    min-height: 50px;
    border: 0;
    border-radius: 10px;
    background: #111827;
    color: #ffffff;
    font-size: 17px;
    font-weight: 700;
    cursor: pointer;
}

#ffshub-donate-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.ffshub-donation-status {
    margin-top: 14px;
    font-weight: 700;
}

.ffshub-donation-status.is-error {
    color: #b91c1c;
}

.ffshub-donation-status.is-success {
    color: #166534;
}

.ffshub-donation-notice {
    padding: 16px;
    border: 1px solid #f59e0b;
    border-radius: 10px;
    background: #fffbeb;
    color: #92400e;
}