.gmbs-portal {
    max-width: 760px;
    margin: 32px auto;
    color: #1f2933;
    --gmbs-portal-submit-bg: #123c69;
    --gmbs-portal-submit-bg-hover: #0b2c4e;
}

.gmbs-portal__form,
.gmbs-portal__order,
.gmbs-portal__success,
.gmbs-portal__error,
.gmbs-portal__notice {
    border: 1px solid #d8dee6;
    border-radius: 8px;
    padding: 24px;
    background: #fff;
}

.gmbs-portal__form {
    display: grid;
    gap: 18px;
}

.gmbs-portal h2,
.gmbs-portal h3 {
    margin: 0;
    line-height: 1.2;
}

.gmbs-portal p {
    margin: 0;
}

.gmbs-portal label {
    display: grid;
    gap: 6px;
    font-weight: 600;
}

.gmbs-portal label span {
    font-size: 0.95rem;
}

.gmbs-portal input[type="text"],
.gmbs-portal input[type="email"],
.gmbs-portal input[type="number"],
.gmbs-portal textarea {
    width: 100%;
    border: 1px solid #b8c0cc;
    border-radius: 6px;
    padding: 10px 12px;
    font: inherit;
    background: #fff;
}

.gmbs-portal button {
    justify-self: start;
    border: 0;
    border-radius: 6px;
    padding: 11px 18px;
    background: var(--gmbs-portal-submit-bg);
    color: #fff;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.gmbs-portal button:hover,
.gmbs-portal button:focus {
    background: var(--gmbs-portal-submit-bg-hover);
}

.gmbs-portal button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.gmbs-portal button:disabled:hover,
.gmbs-portal button:disabled:focus {
    background: var(--gmbs-portal-submit-bg);
}

.gmbs-portal__summary {
    display: grid;
    gap: 8px;
    margin: 18px 0 24px;
    padding: 16px;
    border-radius: 6px;
    background: #f4f7fb;
}

.gmbs-portal__items {
    display: grid;
    gap: 10px;
}

.gmbs-portal__item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 110px;
    gap: 16px;
    align-items: center;
    padding: 14px;
    border: 1px solid #e1e6ee;
    border-radius: 6px;
}

.gmbs-portal__item > label:first-child {
    display: flex;
    align-items: center;
    gap: 10px;
}

.gmbs-portal__item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
}

.gmbs-portal__qty input {
    max-width: 100px;
}

.gmbs-portal__policy {
    display: grid;
    gap: 8px;
    padding: 14px;
    border: 1px solid #d8dee6;
    border-radius: 6px;
    background: #f4f7fb;
}

.gmbs-portal__policy p {
    margin: 0;
}

.gmbs-portal__success {
    border-color: #a9d8bd;
    background: #f0fff6;
}

.gmbs-portal__error {
    margin-bottom: 18px;
    border-color: #e4a3a3;
    background: #fff4f4;
    color: #7f1d1d;
}

.gmbs-portal__notice {
    margin-bottom: 18px;
    background: #f4f7fb;
}

@media (max-width: 640px) {
    .gmbs-portal {
        margin: 20px 0;
    }

    .gmbs-portal__form,
    .gmbs-portal__order,
    .gmbs-portal__success,
    .gmbs-portal__error,
    .gmbs-portal__notice {
        padding: 18px;
    }

    .gmbs-portal__item {
        grid-template-columns: 1fr;
    }
}