/* ================================
   INFO PAGE
================================ */

.info-page {
    padding: 28px 0 70px;
}


.info-page__heading {
    max-width: 750px;

    margin: 22px 0 36px;
}


.info-page__eyebrow {
    display: block;

    margin-bottom: 7px;

    color: var(--brand-orange);

    font-size: 12px;
    font-weight: 850;

    text-transform: uppercase;

    letter-spacing: 1px;
}


.info-page__heading h1 {
    margin: 0;

    color: var(--color-text);

    font-size: 42px;
    font-weight: 900;

    line-height: 1.08;

    letter-spacing: -1px;
}


.info-page__heading p {
    max-width: 630px;

    margin: 13px 0 0;

    color: var(--color-text-muted);

    font-size: 14px;
    line-height: 1.7;
}


/* ================================
   CERTIFICATES
================================ */

.certificates-grid {
    display: grid;

    grid-template-columns:
        repeat(
            auto-fill,
            minmax(190px, 1fr)
        );

    gap: 22px;
}


.certificate-card {
    min-width: 0;

    padding: 12px;

    display: flex;
    flex-direction: column;

    border: 1px solid var(--color-border);
    border-radius: 14px;

    background: #fff;

    box-shadow:
        0 5px 18px
        rgba(45, 37, 43, 0.045);

    transition:
        transform var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}


.certificate-card:hover {
    transform: translateY(-3px);

    border-color: #d5cad9;

    box-shadow:
        0 13px 30px
        rgba(45, 37, 43, 0.10);
}


.certificate-card__image {
    width: 100%;

    aspect-ratio: 3 / 4;

    display: flex;
    align-items: center;
    justify-content: center;

    overflow: hidden;

    border-radius: 9px;

    background: #f8f7f6;
}


.certificate-card__image img {
    width: 100%;
    height: 100%;

    display: block;

    object-fit: contain;
}


.certificate-card__title {
    margin-top: 11px;

    color: var(--color-text);

    font-size: 12px;
    font-weight: 650;

    line-height: 1.45;
}


/* ================================
   CERTIFICATE VIEWER
================================ */

.certificate-viewer {
    position: fixed;

    inset: 0;

    z-index: 10000;

    padding: 60px 40px 80px;

    display: flex;
    align-items: center;
    justify-content: center;

    overflow: hidden;

    background:
        rgba(18, 15, 19, 0.88);
}


.certificate-viewer[hidden] {
    display: none;
}


/* =========================================
   ОБЛАСТЬ ПРОСМОТРА
========================================= */

.certificate-viewer__body {
    position: relative;

    width: min(
        1100px,
        calc(100vw - 80px)
    );

    height: calc(
        100vh - 140px
    );

    display: flex;
    align-items: center;
    justify-content: center;

    overflow: hidden;

    user-select: none;

    touch-action: none;
}


.certificate-viewer__body img {
    max-width: 100%;
    max-height: 100%;

    display: block;

    object-fit: contain;

    border-radius: 5px;

    background: #fff;

    box-shadow:
        0 20px 70px
        rgba(0, 0, 0, 0.45);

    transform-origin: center center;

    will-change: transform;

    user-select: none;

    -webkit-user-drag: none;
}


/*
 * Когда картинка увеличена,
 * показываем, что её можно двигать.
 */

.certificate-viewer__body.is-zoomed {
    cursor: grab;
}


.certificate-viewer__body.is-dragging {
    cursor: grabbing;
}


/* =========================================
   ЗАКРЫТЬ
========================================= */

.certificate-viewer__close {
    position: fixed;

    top: 20px;
    right: 25px;

    z-index: 3;

    width: 44px;
    height: 44px;

    padding: 0;

    display: flex;
    align-items: center;
    justify-content: center;

    border: 0;
    border-radius: 50%;

    color: #fff;

    font-size: 30px;
    line-height: 1;

    background:
        rgba(255, 255, 255, 0.12);

    cursor: pointer;
}


.certificate-viewer__close:hover {
    background:
        rgba(255, 255, 255, 0.20);
}


/* =========================================
   ZOOM
========================================= */

.certificate-viewer__zoom {
    position: fixed;

    left: 50%;
    bottom: 22px;

    z-index: 3;

    height: 44px;

    display: grid;

    grid-template-columns:
        44px
        72px
        44px;

    overflow: hidden;

    border:
        1px solid
        rgba(255, 255, 255, 0.16);

    border-radius: 11px;

    background:
        rgba(35, 31, 36, 0.92);

    box-shadow:
        0 8px 30px
        rgba(0, 0, 0, 0.28);

    transform:
        translateX(-50%);
}


.certificate-viewer__zoom button {
    height: 44px;

    padding: 0;

    border: 0;

    color: #fff;

    background: transparent;

    cursor: pointer;
}


.certificate-viewer__zoom-button {
    font-size: 21px;
}


.certificate-viewer__zoom-reset {
    border-left:
        1px solid
        rgba(255, 255, 255, 0.12)
        !important;

    border-right:
        1px solid
        rgba(255, 255, 255, 0.12)
        !important;

    font-size: 13px;
    font-weight: 700;
}


.certificate-viewer__zoom button:hover {
    background:
        rgba(255, 255, 255, 0.10);
}


.certificate-viewer__zoom button:disabled {
    opacity: 0.35;

    cursor: default;
}


/* ================================
   GENERIC TEXT PAGE
================================ */

.info-content {
    max-width: 980px;

    color: #3f3942;

    font-size: 17px;
    font-weight: 450;

    line-height: 1.85;
}


.info-content p {
    margin: 0 0 20px;
}


.info-content h2 {
    margin: 42px 0 16px;

    color: var(--color-text);

    font-size: 28px;
    font-weight: 850;

    line-height: 1.25;
}


.info-content h3 {
    margin: 30px 0 12px;

    color: var(--color-text);

    font-size: 21px;
    font-weight: 800;
}


.info-content ul,
.info-content ol {
    margin: 14px 0 22px;

    padding-left: 25px;
}


.info-content li {
    margin-bottom: 8px;
}


.info-content strong {
    color: var(--color-text);

    font-weight: 750;
}


.info-content a {
    color: var(--brand-purple);

    text-decoration: underline;

    text-underline-offset: 3px;
}

@media (max-width: 700px) {

    .certificate-viewer {
        padding:
            55px
            12px
            75px;
    }


    .certificate-viewer__body {
        width: 100%;

        height:
            calc(
                100vh - 130px
            );
    }


    .certificate-viewer__close {
        top: 12px;
        right: 12px;
    }


    .certificate-viewer__zoom {
        bottom: 14px;
    }

}
/* ============================================================
   MOBILE RESPONSIVE OVERRIDES
============================================================ */

@media (max-width: 760px) {

    .info-page {
        padding: 18px 0 52px;
    }

    .info-page__heading {
        margin: 16px 0 25px;
    }

    .info-page__heading h1 {
        font-size: 32px;
        letter-spacing: -0.6px;
    }

    .info-page__heading p {
        font-size: 13px;
        line-height: 1.6;
    }

    .certificates-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));

        gap: 12px;
    }

    .certificate-card {
        padding: 8px;

        border-radius: 11px;
    }

    .certificate-card__image {
        border-radius: 7px;
    }

    .certificate-card__title {
        margin-top: 8px;

        font-size: 11px;
    }

    .info-content {
        font-size: 15px;
        line-height: 1.72;
    }

    .info-content h2 {
        margin-top: 32px;

        font-size: 24px;
    }

    .info-content h3 {
        font-size: 19px;
    }

    .certificate-viewer {
        padding: 54px 10px 74px;
    }

    .certificate-viewer__body {
        width: 100%;
        height: calc(100dvh - 128px);
    }

    .certificate-viewer__close {
        top: 10px;
        right: 10px;

        width: 40px;
        height: 40px;
    }

    .certificate-viewer__zoom {
        bottom: 12px;
    }

}

@media (max-width: 390px) {

    .certificates-grid {
        gap: 8px;
    }

    .certificate-card {
        padding: 6px;
    }

    .certificate-card__title {
        font-size: 10.5px;
    }

}