.certificates-page {
    padding: 0 0 80px;
}

.certificates-page__intro {
    max-width: 720px;
    margin: 0 0 32px;
    color: #717173;
    font-size: 17px;
    line-height: 1.55;
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.certificate-card {
    display: flex;
    min-width: 0;
    flex-direction: column;
    overflow: hidden;
    color: #132b3d;
    text-decoration: none;
    border: 1px solid #e5e7e9;
    border-radius: 16px;
    background: #fff;
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.certificate-card:hover,
.certificate-card:focus-visible {
    color: #132b3d;
    text-decoration: none;
    border-color: #cdd3d7;
    box-shadow: 0 12px 32px rgba(19, 43, 61, .12);
    transform: translateY(-4px);
}

.certificate-card:focus-visible {
    outline: 2px solid #132b3d;
    outline-offset: 3px;
}

.certificate-card__preview {
    position: relative;
    display: flex;
    height: 245px;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #eef3f6;
}

.certificate-card__image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
    box-sizing: border-box;
}

.certificate-card__preview--green { background: #edf5f0; }
.certificate-card__preview--orange { background: #f8f1e8; }
.certificate-card__preview--violet { background: #f2eff7; }

.certificate-card__sheet {
    display: flex;
    width: 160px;
    height: 210px;
    box-sizing: border-box;
    flex-direction: column;
    align-items: center;
    padding: 22px 18px;
    border: 1px solid rgba(19, 43, 61, .1);
    background: #fff;
    box-shadow: 0 8px 24px rgba(19, 43, 61, .13);
    transform: rotate(-2deg);
}

.certificate-card__emblem {
    display: flex;
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    color: #fff;
    font-size: 18px;
    font-weight: 800;
    border-radius: 50%;
    background: #1674a5;
}

.certificate-card__preview--green .certificate-card__emblem { background: #438966; }
.certificate-card__preview--orange .certificate-card__emblem { background: #c17b30; }
.certificate-card__preview--violet .certificate-card__emblem { background: #72559a; }

.certificate-card__caption {
    margin-bottom: 16px;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 1.4px;
}

.certificate-card__line {
    width: 72%;
    height: 3px;
    margin-bottom: 8px;
    border-radius: 3px;
    background: #dfe3e5;
}

.certificate-card__line--wide { width: 94%; }

.certificate-card__seal {
    width: 42px;
    height: 42px;
    margin-top: auto;
    border: 2px solid #d8aa58;
    border-radius: 50%;
    box-shadow: inset 0 0 0 4px #fff, inset 0 0 0 5px #e4c78e;
}

.certificate-card__pdf {
    position: absolute;
    right: 16px;
    bottom: 16px;
    padding: 5px 9px;
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .5px;
    border-radius: 5px;
    background: #e3493f;
}

.certificate-card__open {
    position: absolute;
    top: 16px;
    right: 16px;
    display: flex;
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
    color: #132b3d;
    border-radius: 50%;
    background: rgba(255, 255, 255, .9);
    opacity: 0;
    transform: translateY(5px);
    transition: opacity .2s ease, transform .2s ease;
}

.certificate-card:hover .certificate-card__open,
.certificate-card:focus-visible .certificate-card__open {
    opacity: 1;
    transform: none;
}

.certificate-card__open svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2;
}

.certificate-card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 22px;
}

.certificate-card__title {
    margin-bottom: 8px;
    font-size: 20px;
    font-weight: 800;
    line-height: 1.25;
}

.certificate-card__description {
    margin-bottom: 22px;
    color: #717173;
    font-size: 14px;
    line-height: 1.45;
}

.certificate-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: auto;
    padding-top: 16px;
    color: #8a8b8d;
    font-size: 12px;
    border-top: 1px solid #eceeef;
}

.certificate-card__link {
    color: #132b3d;
    font-weight: 700;
    white-space: nowrap;
}

.certificate-card__filename {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.certificates-page__empty {
    margin: 0;
    padding: 28px;
    color: #717173;
    border-radius: 12px;
    background: #f5f6f7;
}

@media (max-width: 991px) {
    .certificates-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 575px) {
    .certificates-page { padding-bottom: 48px; }
    .certificates-page__intro { margin-bottom: 24px; font-size: 15px; }
    .certificates-grid { grid-template-columns: 1fr; gap: 16px; }
    .certificate-card__preview { height: 220px; }
    .certificate-card__sheet { height: 188px; }
    .certificate-card__title { font-size: 18px; }
}