/**
 * Kalite belgelerimiz — çerçeveli belge galerisi
 */

.certificates-page {
    padding: 0 0 72px;
}

.certificates-page .certificates-page__container {
    max-width: 1440px;
    margin: 0 auto;
    padding-left: 32px;
    padding-right: 32px;
}

.certificates-page__topbar {
    grid-template-columns: 1fr;
    padding-bottom: 12px;
    margin-bottom: 24px;
}

.certificates-page__topbar-center {
    width: 100%;
    justify-self: stretch;
    text-align: center;
}

.certificates-page__main {
    padding-top: 0;
}

.certificates-hub__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    align-items: start;
    list-style: none;
    margin: 0;
    padding: 0;
}

.certificates-hub__card {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: zoom-in;
    text-align: left;
    color: inherit;
    font: inherit;
}

.certificates-hub__card:focus-visible {
    outline: 2px solid var(--primary-color, #263238);
    outline-offset: 4px;
    border-radius: 10px;
}

.certificates-hub__frame {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(38, 50, 56, 0.1);
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(38, 50, 56, 0.06);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.certificates-hub__card:hover .certificates-hub__frame,
.certificates-hub__card:focus-visible .certificates-hub__frame {
    border-color: color-mix(in srgb, var(--secondary-color, #008ed9) 35%, rgba(38, 50, 56, 0.12));
    box-shadow: 0 16px 36px rgba(38, 50, 56, 0.12);
    transform: translateY(-2px);
}

.certificates-hub__media {
    position: relative;
    display: block;
    overflow: hidden;
    background: #fff;
}

.certificates-hub__image {
    display: block;
    width: 100%;
    height: auto;
    vertical-align: top;
    object-fit: contain;
    background: #fff;
}

.certificates-hub__zoom {
    position: absolute;
    right: 10px;
    bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.78);
    color: #fff;
    font-size: 0.8rem;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
}

.certificates-hub__card:hover .certificates-hub__zoom,
.certificates-hub__card:focus-visible .certificates-hub__zoom {
    opacity: 1;
    transform: translateY(0);
}

.certificates-hub__caption {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 13px 14px 15px;
    border-top: 1px solid rgba(38, 50, 56, 0.08);
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--secondary-color, #008ed9) 8%, #fff) 0%, #fff 100%);
}

.certificates-hub__caption-text {
    display: block;
    font-family: var(--heading-font);
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    line-height: 1.35;
    text-align: center;
    color: var(--primary-color, #263238);
}

.certificates-hub__card:hover .certificates-hub__caption-text,
.certificates-hub__card:focus-visible .certificates-hub__caption-text {
    color: var(--secondary-color, #008ed9);
}

.certificates-hub__empty {
    text-align: center;
    padding: 48px 24px;
    border: 1px dashed #cbd5e1;
    border-radius: 14px;
    background: #f8fafc;
}

.certificates-hub__empty i {
    display: block;
    margin-bottom: 12px;
    font-size: 2rem;
    color: #94a3b8;
}

.certificates-hub__empty p {
    margin: 0 0 20px;
    color: #64748b;
}

@media (max-width: 1199px) {
    .certificates-hub__grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 16px;
    }
}

@media (max-width: 767px) {
    .certificates-page .certificates-page__container {
        padding-left: 16px;
        padding-right: 16px;
    }

    .certificates-hub__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }

    .certificates-hub__zoom {
        opacity: 0.85;
        transform: none;
        width: 30px;
        height: 30px;
    }
}