/* media.css */

/* ============================================================
   1. 언론보도·특허 공통
============================================================ */
.media-page {
    --media-list-max-width: 1200px;
    background-color: var(--color-bg-white);
}

.media-page-header {
    position: relative;
    overflow: hidden;
    padding: var(--spacing-80) 0 var(--spacing-64);
    border-bottom: 1px solid var(--color-border-light);
    background-color: #F5F8FC;
}
.media-page-header .container {position: relative; z-index: 1;}
.media-page-header .page-header-desc {line-height: var(--line-height-base);}

.media-page .fade-in-up {opacity: 1; transform: none; transition-duration: 0.45s;}
.media-page .fade-in-up.is-ready:not(.is-visible) {opacity: 0; transform: translateY(20px); transition: none;}
.media-page .fade-in-up.is-visible {transform: translateY(0);}

/* ============================================================
   2. Tab
============================================================ */
.media-section {padding: var(--spacing-64) 0 var(--section-padding-y-tablet);}

.media-tab-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-40);
}
.media-tab-list {
    position: relative;
    display: grid;
    width: min(100%, 400px);
    min-width: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
    gap: var(--spacing-8);
}

.media-tab-button {
    position: relative;
    z-index: 1;
    width: 100%;
    min-width: 0;
    min-height: 48px;
    padding: 0 18px;
    border: 1px solid var(--color-gray-30);
    border-radius: var(--radius-full);
    background-color: var(--color-gray-5);
    color: var(--color-gray-70);
    font-size: var(--font-size-ui);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    transition: border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}
.media-tab-button:hover {
    border-color: var(--color-primary-30);
    background-color: var(--color-bg-white);
    color: var(--color-primary);
}
.media-tab-button:focus-visible {outline: 0; box-shadow: 0 0 0 3px var(--color-primary-10);}
.media-tab-button.is-active {
    border-color: var(--color-primary);
    background-color: var(--color-primary);
    color: var(--color-text-white);
    font-weight: var(--font-weight-semibold);
}
.media-tab-button.is-active:hover {color: var(--color-text-white);}

.media-tab-panel[hidden] {display: none;}

/* ============================================================
   3. 언론보도
============================================================ */
.press-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: var(--spacing-32);
    row-gap: var(--spacing-48);
    max-width: var(--media-list-max-width);
    margin: 0 auto;
}

.press-card[hidden] {display: none;}
.press-card {height: 100%;}

.press-card-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg-white);
    color: inherit;
    text-decoration: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.press-card-link:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
    border-radius: var(--radius-lg);
    border-color: var(--color-gray-30);
    box-shadow: var(--shadow-sm);
}

.press-card-image {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: var(--color-gray-5);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.press-card-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: var(--spacing-20) var(--spacing-24);
}

.press-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-16);
    margin-bottom: var(--spacing-12);
    color: var(--color-gray-50);
    font-size: var(--font-size-body-sm);
    font-weight: var(--font-weight-regular);
    line-height: 1.4;
}
.press-card-source {color: var(--color-gray-70); font-weight: var(--font-weight-medium);}
.press-card-date {flex: 0 0 auto;}

.press-card-title {
    display: -webkit-box;
    min-height: 2.9em;
    overflow: hidden;
    color: var(--color-text-primary);
    font-size: var(--font-size-body-lg);
    font-weight: var(--font-weight-bold);
    line-height: 1.45;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    transition: color var(--transition-fast);
}

.press-card-link:focus-visible .press-card-title {
    color: var(--color-primary);
}

@media (hover: hover) and (pointer: fine) {
    .press-card-link:hover {
        border-color: var(--color-gray-30);
        box-shadow: var(--shadow-sm);
    }
    .press-card-link:hover .press-card-title {color: var(--color-primary);}
}

/* ============================================================
   4. 특허 및 인증
============================================================ */
.certificate-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: var(--spacing-32);
    row-gap: var(--spacing-48);
    max-width: var(--media-list-max-width);
    margin: 0 auto;
}

.certificate-card {
    display: flex;
    height: 100%;
    min-width: 0;
    overflow: hidden;
    flex-direction: column;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.certificate-preview {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    padding: 0;
    background-color: var(--color-gray-5);
}
.certificate-preview img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    object-position: center top;
}
.certificate-preview:focus-visible {outline: 2px solid var(--color-primary); outline-offset: -3px;}
a.certificate-preview {cursor: zoom-in;}
.certificate-viewer {
    width: 100vw;
    height: 100dvh;
    max-width: none;
    max-height: none;
    margin: 0;
    padding: 56px 16px 16px;
    border: 0;
    background: rgba(12, 20, 35, 0.9);
    overflow: hidden;
}
.certificate-viewer::backdrop {background: rgba(12, 20, 35, 0.6);}
.certificate-viewer-close {
    position: absolute;
    top: 12px;
    right: 20px;
    padding: 8px 16px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-full);
    background: transparent;
    color: white;
    cursor: pointer;
}
.certificate-viewer-scroll {width: 100%; height: 100%; overflow: auto;}
.certificate-viewer-zoom {
    display: block;
    width: fit-content;
    margin: 0 auto;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: zoom-in;
}
.certificate-viewer-zoom img {
    display: block;
    width: auto;
    height: auto;
    max-width: calc(100vw - 32px);
    max-height: calc(100dvh - 72px);
}
.certificate-viewer-zoom.is-original {cursor: zoom-out;}
.certificate-viewer-zoom.is-original img {max-width: none; max-height: none;}
.certificate-viewer button:focus-visible {outline: 2px solid white; outline-offset: 3px;}

.certificate-paper {
    display: flex;
    width: min(100%, 220px);
    aspect-ratio: 3 / 4;
    flex-direction: column;
    justify-content: flex-end;
    gap: var(--spacing-12);
    padding: var(--spacing-32) var(--spacing-24);
    border: 1px solid var(--color-gray-30);
    background-color: var(--color-bg-white);
    box-shadow: var(--shadow-sm);
}
.certificate-paper::before {
    content: "";
    width: 56px;
    height: 56px;
    margin: 0 auto auto;
    border: 2px solid var(--color-primary-20);
    border-radius: var(--radius-full);
}
.certificate-paper span {
    display: block;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: var(--color-gray-20);
}
.certificate-paper span:nth-child(2) {width: 76%;}
.certificate-paper span:nth-child(3) {width: 52%;}

.certificate-info {
    min-width: 0;
    border-top: 1px solid var(--color-border-light);
    padding: var(--spacing-20) var(--spacing-24) var(--spacing-24);
    text-align: left;
}

.certificate-title {
    display: -webkit-box;
    margin: 0;
    overflow: hidden;
    color: var(--color-text-primary);
    font-size: var(--font-size-body-lg);
    font-weight: var(--font-weight-bold);
    line-height: 1.45;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    transition: color var(--transition-fast);
}

/* ============================================================
   5. Pagination
============================================================ */
.media-empty {
    margin: 0;
    padding: var(--spacing-64) 0;
    color: var(--color-text-secondary);
    text-align: center;
}
.media-pagination {
    display: flex;
    justify-content: center;
    max-width: var(--media-list-max-width);
    margin: var(--spacing-64) auto 0;
}
.media-pagination[hidden] {display: none;}

/* ============================================================
   6. 반응형
============================================================ */
@media (max-width: 1024px) {
    .media-page-header {text-align: center;}

    .press-list,
    .certificate-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .press-card-title,
    .certificate-title {
        font-size: var(--font-size-body);
    }
}

@media (max-width: 768px) {
    .press-list,
    .certificate-list {
        column-gap: var(--spacing-24);
        row-gap: var(--spacing-48);
    }
}

@media (max-width: 575px) {
    .media-tab-list {width: 100%;}
    .media-tab-button {
        padding: 0 15px;
        white-space: nowrap;
    }

    .press-list,
    .certificate-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .media-page-header.page-header {padding: var(--spacing-40) 0 var(--spacing-32);}
    .media-page-header .page-header-desc {font-size: var(--font-size-body);}

    .media-section {padding: var(--spacing-48) 0 var(--section-padding-y-mobile);}
    .media-tab-wrap {margin-bottom: var(--spacing-32);}

    .press-card-body {padding-right: var(--spacing-20);}
    .press-card-title,
    .certificate-title {
        font-size: var(--font-size-body-lg);
    }
    .certificate-paper {width: auto; height: 100%; max-width: 100%;}

    .media-pagination {margin-top: var(--spacing-48);}
}

@media (max-width: 360px) {
    .media-section {padding-top: var(--spacing-40);}

    .press-card-meta {gap: var(--spacing-8); font-size: var(--font-size-caption);}

}

@media (prefers-reduced-motion: reduce) {
    .media-page .fade-in-up,
    .media-page .fade-in-up.is-ready:not(.is-visible) {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .media-tab-button {
        transition: none;
    }
}