/* ========================================
   Certificate Section - Main Layout
   ======================================== */

.certificate-section {
    --cs-gap: 16px;
    --cs-ff: NunitoSans, serif;
    background-color: #f5f5f5;
}

.certificate-section__container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 16px;
}

.certificate-section__title {
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 28px;
    line-height: 100%;
    padding: 50px 0;
}

.certificate-section__content {
    display: grid;
    grid-template-columns: auto clamp(400px, 40vw, 513px);
    gap: var(--cs-gap);
}

/* ========================================
   Certificate Form - Base Structure
   ======================================== */

.certificate-form {
    counter-reset: step-counter;
    display: flex;
    flex-direction: column;
    gap: var(--cs-gap);
}

.certificate-form__section {
    counter-increment: step-counter;
    background-color: #fff;
    padding: 32px 24px;
}

.certificate-form__title {
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 18px;
    line-height: 1.15;
}

.certificate-form__title::before {
    content: counter(step-counter) ". ";
}

.certificate-form__body {
    margin-top: 24px;
}

.certificate-form__body--nm {
    margin-top: 0;
}

/* ========================================
   Certificate Form - Amount Selection
   ======================================== */

.certificate-form__amounts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 8px;
    position: relative;
    padding-top: 24px;
}

.certificate-form__amounts-custom {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.certificate-form__amounts-custom--label {
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 14px;
    line-height: 1.15;
    color: rgba(138, 138, 138, 1);
    background: #fff;
    padding: 8px 12px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    white-space: nowrap;
    position: absolute;
    top: -40px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.2s
    ease, visibility 0.2s
    ease;
}

.certificate-form__amounts-custom--label.--visible {
    opacity: 1;
    visibility: visible;
}

.certificate-form__input {
    text-align: center;
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 14px;
    line-height: 1.15;
    border: 1px solid #d3d3d3;
    border-radius: 8px;
}

.certificate-form__input:focus {
    outline: none;
    border-color: #d3d3d3;
}

.certificate-form__input:hover:not(:focus) {
    border-color: #130f0f;
}

.certificate-form__input--amount {
    width: 100%;
    height: 100%;
    padding: 14px 0;
}

/* ========================================
   Certificate Form - Dynamic Nominals Container
   ======================================== */

#dynamicNominals {
    display: contents; /* Элементы ведут себя как прямые дети родителя */
}

/* Сообщение когда нет номиналов */
#dynamicNominals p {
    grid-column: 1 / -1;
    margin: 0;
    padding: 16px;
    text-align: center;
}

/* ========================================
   Certificate Form - Radio Inputs
   ======================================== */

.certificate-form__radio {
    display: none;
}

.certificate-form__radio-text {
    display: block;
    width: 100%;
    padding: 16px 0;
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 14px;
    line-height: 1.15;
    text-align: center;
    border: 1px solid #d3d3d3;
    border-radius: 8px;
    cursor: pointer;
}

.certificate-form__radio-text:hover {
    border: 1px solid #130f0f;
}

.certificate-form__radio:checked + .certificate-form__radio-text {
    border: 1px solid #130f0f;
}

/* ========================================
   Certificate Form - Design Selection
   ======================================== */

.certificate-form-design {
    display: grid;
    grid-template-columns: repeat(auto-fill, 62px);
    gap: 8px;
}

.certificate-form-design__item {
    height: 48px;
    border-radius: 8px;
    cursor: pointer;
}

.certificate-form-design__item--type1 {
    position: relative;
}

.certificate-form-design__item--type1::before {
    content: '';
    position: absolute;
    top: 4px;
    right: 4px;
    bottom: 4px;
    left: 4px;
    border: 1px solid #d3d3d3;
    border-radius: 4px;
}

.certificate-form-design__item--type2 {
    padding: 4px;
    border: 1px solid #d3d3d3;
}

.certificate-form-design__item--type2 .certificate-form-design__img {
    border-radius: 4px;
}

.certificate-form-design__item--active {
    position: relative;
}

.certificate-form-design__item--active::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 50%;
    transform: translate(50%, -50%);
    width: 20px;
    height: 20px;
    background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M16.6668 5L7.50016 14.1667L3.3335 10' stroke='white' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.certificate-form-design__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ========================================
   Certificate Form - Recipient Section
   ======================================== */

.certificate-form-recipient {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* ========================================
   Certificate Form - Buttons
   ======================================== */

.certificate-form-button {
    flex: 1;
    padding: 15px;
    display: flex;
    justify-content: center;
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 14px;
    line-height: 1;
    border: 1px solid #d3d3d3;
    border-radius: 4px;
    cursor: pointer;
}

.certificate-form-button--active {
    color: #130f0f;
    border-color: #130f0f;
}

/* ========================================
   Certificate Form - Field Inputs
   ======================================== */

.certificate-form-field {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.certificate-form-field--hor {
    flex-direction: row;
    gap: 8px;
}

.certificate-form-field__title {
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 14px;
    line-height: 1;
    color: #8a8a8a;
}

.certificate-form-field__input {
    position: relative;
    display: flex;
    flex-direction: column;
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 14px;
    line-height: 1;
    color: #a6a6a6;
}

.certificate-form__error {
    margin-top: 4px;
    font-family: var(--cs-ff);
    font-size: 12px;
    color: #ff0000;
}

.certificate-form-field__text {
    flex: 1;
    padding: 15px 24px;
    border: 1px solid #d3d3d3;
}

.certificate-form-field__text:focus {
    outline: none;
}

.certificate-form-field__text--error {
    border: 1px solid #ff0000;
}

.certificate-form-field__counter {
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
}

.certificate-form-field__link {
    text-decoration: underline;
}

/* ========================================
   Certificate Form - Delivery Section
   ======================================== */

.certificate-form-delivery {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.certificate-form-confirm {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.certificate-form-button--upp {
    text-transform: uppercase;
}

.certificate-form-button--payment {
    background-color: #8c8c8c;
    color: #fff;
}
.certificate-form-button--payment.certificate-form-button--active {
    background-color: #130f0f;
}

/* ========================================
   Certificate Preview - Container
   ======================================== */

.certificate-preview__inner {
    padding: 16px 24px 32px 16px;
    background-color: #fff;
}

.certificate-preview__inner--payment {
    background-color: #f5f5f5;
}

/* ========================================
   Certificate Preview - Image Section
   ======================================== */

.certificate-preview-image__inner {
    padding: 52px 42px 42px;
}

.certificate-preview-image__inner--payment {
    padding-top: 0;
    padding-bottom: 0;
}

.certificate-preview-image__image {
    position: relative;
    max-height: 250px;
}

.certificate-preview-image__image::before {
    content: '';
    position: absolute;
    top: 8px;
    right: 8px;
    bottom: 12px;
    left: 8px;
    border: 1px solid #fff;
    border-radius: 24px;
}

.certificate-preview-image__image::after {
    content: '';
    position: absolute;
    top: 12px;
    right: 12px;
    bottom: 16px;
    left: 12px;
    border: 1px solid #fff;
    border-radius: 20px;
}

.certificate-preview-image__img {
    width: 100%;
    height: 100%;
    max-height: 250px;
    object-fit: cover;
    border-radius: 32px;
}

.certificate-preview-image__logo {
    position: absolute;
    top: 34px;
    left: 36px;
}

.certificate-preview-image__number {
    position: absolute;
    top: 38px;
    right: 28px;
    font-family: var(--cs-ff);
    font-weight: 400;
    font-size: 18px;
    line-height: 1.15;
    color: #fff;
}

.certificate-preview-image__price {
    position: absolute;
    bottom: 36px;
    left: 37px;
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 28px;
    line-height: 1.15;
    color: #fff;
}

/* ========================================
   Certificate Preview - Info Section
   ======================================== */

.certificate-preview-info__title {
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 14px;
    line-height: 1;
    color: #130f0f;
    padding-bottom: 20px;
    border-bottom: 1px solid #d3d3d3;
}

.certificate-preview-info__total {
    display: flex;
    justify-content: space-between;
    margin-top: 16px;
}

.certificate-preview-info__label,
.certificate-preview-info__price {
    font-family: var(--cs-ff);
    font-weight: 600;
    font-size: 14px;
    line-height: 1;
    color: #130f0f;
}

.certificate-terms {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.certificate-terms__title {
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 18px;
    line-height: 1;
    color: #130f0f;
}

.certificate-terms__item {
    margin-bottom: 16px;
    margin-left: 16px;
    font-family: var(--cs-ff);
    font-weight: 400;
    font-size: 14px;
    line-height: 1.4;
    color: #130f0f;
    list-style: decimal;
}
.certificate-terms__item a{
    text-decoration: underline;
}

#popup-terms .popup {
    padding: 36px 16px;
    width: 512px;
}

.certificate-payment__inner {
    display: flex;
    flex-direction: column;
    gap: 48px;
    max-width: 512px;
    margin: 0 auto;
    padding-top: 52px;
}

.certificate-payment__title {
    font-family: var(--cs-ff);
    font-weight: 500;
    font-size: 28px;
    text-align: center;
    color: #130f0f;
}

.certificate-payment__desc {
    padding: 0 14%;
    font-family: var(--cs-ff);
    font-weight: 400;
    font-size: 14px;
    text-align: center;
    color: #130f0f;
}

/* ========================================
   Responsive Design - Tablets and Below
   ======================================== */

@media screen and (max-width: 767.98px) {
    #popup-terms .popup {
        margin-top: 55px;
    }
    .certificate-terms {
        max-height: 60vh;
        overflow: auto;
    }

    .certificate-terms__item {
        margin-left: 22px;
    }

    .certificate-section__title {
        font-size: 18px;
        padding: 28px 0;
    }

    .certificate-section__content {
        grid-template-columns: 100%;
    }

    .certificate-section__preview {
        order: -1;
    }

    .certificate-preview-image__image {
        max-width: 355px;
        margin: 0 auto;
    }

    .certificate-form__title {
        position: relative;
        padding-left: 20px;
    }

    .certificate-form__title::before {
        position: absolute;
        top: 0;
        left: 0;
    }

    .certificate-form__amounts {
        display: flex;
        overflow-x: auto;
        gap: 8px;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        transition: all 0.5s ease-out;
    }

    .certificate-form__amounts::-webkit-scrollbar {
        display: none;
    }

    .certificate-form__amounts > * {
        flex-shrink: 0;
        min-width: 100px;
    }

    .certificate-form-design {
        display: flex;
        overflow-x: auto;
        overflow-y: hidden;
        gap: 8px;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .certificate-form-design::-webkit-scrollbar {
        display: none;
    }

    .certificate-form-design__item {
        flex-shrink: 0;
        width: 62px;
    }

    .certificate-form-button {
        text-align: center;
        line-height: 1.3;
    }

    .certificate-form__radio-text {
        padding: 16px 20px;
    }

    #dynamicNominals {
        display: flex;
        gap: 8px;
    }

    .certificate-payment__inner {
        padding-top: 28px;
        gap: 24px;
    }

    .certificate-form__section--pr-0 {
        padding-right: 0;
    }

    .certificate-payment__title {
        font-size: 18px;
        padding: 0 16px;
    }

    .certificate-form__amounts--label {
        padding-top: 45px;
    }
}

/* ========================================
   Responsive Design - Mobile Devices
   ======================================== */

@media screen and (max-width: 575.98px) {
    .certificate-preview__inner {
        padding: 32px 20px 16px 20px;
    }

    .certificate-preview-image__inner {
        padding: 0 0 32px 0;
    }

    .certificate-preview-image__image,
    .certificate-preview-image__img {
        max-height: 200px;
    }
}