* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

img, video {
    max-width: 100%;
    height: auto;
    box-sizing: border-box;
}

:root {
    --section-color: #000000; /* Text and icons: black */
    --vh: 100vh; /* fallback */
    --vh: 100dvh;
}

html {
    width: 100%;
    overflow-x: hidden;
}

/* Index only: hide scrollbar (page remains scrollable for horizontal effect) */
html.is-index {
    overflow-y: scroll;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
html.is-index::-webkit-scrollbar {
    display: none;
}

body {
    width: 100%;
    overflow-x: hidden;
    background-color: #000000; /* Bottom layer: black */
    color: #000000;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    transition: background-color 0.3s ease;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #FFFFFF; /* Rounded rectangle: white */
    border-radius: 50px;
    z-index: 0;
    pointer-events: none;
}

.index-white-canvas {
    display: none;
}

/* Mobile placeholder: "Mobile version is on its way" screen */
.mobile-placeholder {
    display: none;
}

@media (max-width: 768px) {
    .page-about .mobile-placeholder,
    .page-news .mobile-placeholder,
    .page-contact .mobile-placeholder {
        display: none !important;
    }
    .page-about .site-content,
    .page-news .site-content,
    .page-contact .site-content {
        display: block !important;
    }
}

@media (max-width: 768px) {
    .page-index .mobile-placeholder {
        display: none !important;
    }
    .page-index .site-content {
        display: block !important;
    }

    .mobile-title-link {
        display: block;
        position: absolute;
        left: 72px;
        right: 20px;
        z-index: 1001;
        cursor: pointer;
        pointer-events: auto;
        font-size: 0;
        color: transparent;
    }
    .mobile-title-link-eng {
        top: 0;
        height: 52px;
    }
    .mobile-title-link-kor {
        top: 54px;
        height: 50px;
    }
    .fixed-header:has(.mobile-title-link-eng:hover) .header-left .header-top-line .nav-text {
        font-style: italic;
    }
    .fixed-header:has(.mobile-title-link-kor:hover) .header-right .header-top-line .nav-text {
        font-style: italic;
    }

    .fixed-header {
        --header-title-x: 130px;
        --header-outer-left: max(20px, env(safe-area-inset-left));
        --header-mobile-gap: 10px;
        --header-eng-visual-offset: 6px;
        padding: 2px 20px;
        padding-left: var(--header-outer-left);
        padding-right: max(20px, env(safe-area-inset-right));
        padding-top: max(2px, env(safe-area-inset-top));
        min-height: 104px;
        align-items: center;
        flex-wrap: wrap;
    }

    .fixed-header > .header-matter-arrow {
        display: none;
    }

    .header-left {
        transform: none;
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        min-height: 104px;
        display: flex;
        align-items: flex-start;
        order: 1;
        z-index: 2;
        padding: 0 20px;
        padding-left: 0;
        padding-right: max(20px, env(safe-area-inset-right));
        box-sizing: border-box;
    }

    .header-left .menu-icon {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        position: absolute;
        left: 36px;
        top: 38px;
        transform: translateY(-50%);
        width: 24px !important;
        height: 24px !important;
        min-width: 24px;
        min-height: 24px;
        flex-shrink: 0;
        z-index: 3;
        cursor: pointer;
        transition: opacity 0.2s ease;
    }
    .header-left .menu-icon:hover {
        opacity: 0.7;
    }

    .header-left .header-top-line {
        position: absolute;
        left: calc(var(--header-title-x) - var(--header-outer-left) + 6px);
        right: 20px;
        margin: 0;
        top: 6px;
        height: 38px;
        min-height: 38px;
        display: flex;
        justify-content: flex-start;
        align-items: center;
        flex-wrap: nowrap;
        gap: 4px;
        text-align: left;
        width: auto;
        padding: 0;
        box-sizing: border-box;
        transform: none;
        pointer-events: none;
        z-index: 1;
    }
    .header-left .header-top-line .nav-text {
        pointer-events: none;
    }

    .header-left .header-top-line .header-matter-icon,
    .header-left .header-top-line .header-left-icon-1,
    .header-left .header-top-line .header-left-icon-2 {
        display: none;
    }

    .header-left .dotted-line-left,
    .header-left .header-bottom-line {
        display: none;
    }

    .header-right {
        position: absolute;
        left: 0;
        right: 0;
        width: 100%;
        transform: none;
        top: calc(6px + 38px + var(--header-eng-visual-offset, 0px) + var(--header-mobile-gap) + 2px + var(--header-mobile-gap));
        align-items: center;
        box-sizing: border-box;
        padding: 0 20px 0 0;
        padding-left: calc(var(--header-title-x) - var(--header-outer-left));
        padding-right: max(20px, env(safe-area-inset-right));
        z-index: 1;
    }

    .header-right::before {
        content: '';
        position: absolute;
        top: calc(-1 * (var(--header-mobile-gap) + 2px) + 3px);
        left: calc(var(--header-title-x) - var(--header-outer-left));
        transform: none;
        width: 72%;
        max-width: 260px;
        height: 2px;
        box-sizing: border-box;
        background: repeating-linear-gradient(
            90deg,
            var(--section-color) 0,
            var(--section-color) 5px,
            transparent 5px,
            transparent 9px
        );
    }

    .header-right .header-top-line {
        margin-left: 0;
        margin-right: 0;
        display: flex;
        justify-content: flex-start;
        align-items: center;
        flex-wrap: nowrap;
        gap: 4px;
        text-align: left;
        width: 100%;
        padding: 0 20px 0 0;
        box-sizing: border-box;
        pointer-events: none;
    }
    .header-right .header-top-line .nav-text {
        pointer-events: none;
    }

    .header-right .header-top-line .header-matter-icon {
        display: none;
    }

    .header-right .dotted-line-right,
    .header-right .header-bottom-line {
        display: none;
    }

    .fixed-header .nav-text {
        font-size: 20px;
    }

    .fixed-header .header-left .header-top-line .nav-text {
        font-size: 22px;
        font-family: 'Rubik', sans-serif;
        font-weight: 400;
    }

    .fixed-header .header-right .header-top-line .nav-text {
        font-size: 20px;
    }

    .header-left .header-top-line .nav-eng-word-1,
    .header-left .header-top-line .nav-eng-word-2 {
        margin-right: 4px !important;
    }

    .header-left .header-top-line .nav-eng-word-3 {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }

    .header-right .header-top-line .nav-kor-word-1,
    .header-right .header-top-line .nav-kor-word-2 {
        margin-right: 4px !important;
    }

    .header-right .header-top-line .nav-kor-word-3 {
        margin-right: 0 !important;
    }

    body {
        padding-left: 16px;
        padding-right: 16px;
    }
    body.page-index {
        padding-left: 0;
        padding-right: 0;
    }

    .page-index .site-content {
        position: relative;
        z-index: 10;
        isolation: isolate;
    }

    .page-index .index-white-canvas {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        min-width: 100vw;
        min-height: 100vh;
        min-height: 100dvh;
        background-color: #FFFFFF;
        border-radius: 50px;
        z-index: 0;
        pointer-events: none;
    }
    body.page-index::before {
        display: none !important;
    }
    .page-index .fixed-header {
        z-index: 1000;
    }
    .nav-overlay-backdrop {
        position: fixed;
        inset: 0;
        z-index: 10003;
        background: rgba(0, 0, 0, 0.65);
        pointer-events: none;
        visibility: hidden;
        opacity: 0;
        transition: opacity 0.5s ease, visibility 0.5s ease;
    }
    .nav-overlay-backdrop.is-open {
        pointer-events: auto;
        visibility: visible;
        opacity: 1;
    }
    .nav-overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 10003;
        padding-top: max(env(safe-area-inset-top), env(safe-area-inset-bottom), 8px);
        padding-left: max(20px, env(safe-area-inset-left));
        padding-right: max(20px, env(safe-area-inset-right));
        padding-bottom: max(env(safe-area-inset-top), env(safe-area-inset-bottom), 8px);
        background-color: #000000;
        border-radius: 0 0 28px 28px;
        box-sizing: border-box;
        max-height: 58vh;
        overflow-y: auto;
        transform: translateY(-100%);
        visibility: hidden;
        pointer-events: none;
        transition: transform 0.5s ease, visibility 0.5s ease;
    }
    .nav-overlay.is-open {
        transform: translateY(0);
        visibility: visible;
        pointer-events: auto;
    }
    .nav-overlay-close {
        position: absolute;
        top: max(16px, env(safe-area-inset-top));
        right: max(20px, env(safe-area-inset-right));
        width: 20px;
        height: 20px;
        padding: 0;
        border: none;
        background: transparent;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
    }
    .nav-overlay-close img {
        width: 14px;
        height: 14px;
        filter: brightness(0) invert(1);
    }
    .nav-overlay-header {
        display: grid;
        grid-template-columns: 252px 0px minmax(0, 1fr);
        align-items: center;
        padding: 10px 36px 10px 0;
    }
    .nav-overlay-header-link {
        display: contents;
        text-decoration: none;
        color: inherit;
    }
    .nav-overlay-header-link .nav-overlay-title-eng,
    .nav-overlay-header-link .nav-overlay-title-kor {
        color: #ffffff;
    }
    .nav-overlay-title-eng {
        grid-column: 1;
        font-family: 'Rubik', sans-serif;
        font-size: 14px;
        font-weight: 400;
        color: #ffffff;
        text-align: left;
    }
    .nav-overlay-title-kor {
        grid-column: 3;
        font-family: "neutronic-hangeul", sans-serif;
        font-size: 10px;
        font-weight: 400;
        color: #ffffff;
        text-align: left;
        flex-shrink: 0;
        margin-left: -50px;
    }
    .nav-overlay-list {
        display: flex;
        flex-direction: column;
    }
    .nav-overlay-sep {
        height: 1px;
        background-color: rgba(255, 255, 255, 0.4);
        margin: 0;
    }
    .nav-overlay-item {
        display: grid;
        grid-template-columns: 252px 0px minmax(0, 1fr);
        align-items: center;
        padding: 11px 0;
        text-decoration: none;
        color: #ffffff;
        transition: background-color 0.2s ease, color 0.2s ease;
    }
    .nav-overlay-item:hover,
    .nav-overlay-item:focus {
        opacity: 0.85;
    }
    .nav-overlay-item:active {
        background-color: #ffffff;
        color: #000000;
        opacity: 1;
    }
    .nav-overlay-item:active .nav-overlay-eng,
    .nav-overlay-item:active .nav-overlay-kor {
        color: #000000;
    }
    .nav-overlay-item:active .nav-overlay-arrow {
        filter: none;
    }
    .nav-overlay-item--matters {
        cursor: default;
    }
    .nav-overlay-item--matters .nav-overlay-eng {
        pointer-events: none;
    }
    .nav-overlay-kor-matter-trigger {
        grid-column: 3;
        font-family: "neutronic-hangeul", sans-serif;
        font-size: 11px;
        font-weight: 400;
        text-align: left;
        color: #ffffff;
        background: none;
        border: none;
        padding: 0;
        margin-left: -50px;
        cursor: pointer;
        -webkit-appearance: none;
        appearance: none;
    }
    .nav-overlay-kor-matter-trigger:hover {
        opacity: 0.85;
    }
    .nav-overlay-item--sub {
        padding-left: 0;
    }
    .nav-overlay-item--sub .nav-overlay-eng {
        padding-left: 80px;
    }
    .nav-overlay-eng {
        grid-column: 1;
        font-family: 'Rubik', sans-serif;
        font-size: 13px;
        font-weight: 400;
        display: flex;
        align-items: center;
        gap: 6px;
        text-align: left;
    }
    .nav-overlay-arrow {
        width: 14px;
        height: 14px;
        flex-shrink: 0;
        filter: brightness(0) invert(1);
    }
    .nav-overlay-kor {
        grid-column: 3;
        font-family: "neutronic-hangeul", sans-serif;
        font-size: 11px;
        font-weight: 400;
        text-align: left;
        flex-shrink: 0;
        margin-left: -50px;
    }
    .page-index .scroll-container {
        position: relative;
        z-index: 1;
    }
    .page-index .scroll-container {
        height: var(--vh);
        min-height: var(--vh);
        max-height: var(--vh);
    }
    .page-index .horizontal-wrapper {
        height: var(--vh);
    }
    .page-index .matter-section[data-section="01"],
    .page-index .matter-section[data-section="02"],
    .page-index .matter-section[data-section="03"],
    .page-index .matter-section[data-section="04"] {
        height: var(--vh);
        max-height: var(--vh);
    }

    .page-index .matter-section[data-section="01"],
    .page-index .matter-section[data-section="02"],
    .page-index .matter-section[data-section="03"],
    .page-index .matter-section[data-section="04"] {
        margin-right: 0;
    }

    .page-index .matter-section[data-section="01"] .section-content,
    .page-index .matter-section[data-section="02"] .section-content,
    .page-index .matter-section[data-section="03"] .section-content,
    .page-index .matter-section[data-section="04"] .section-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 20px 0 24px;
        gap: 12px;
    }

    .page-index .matter-section[data-section="01"] .section-left,
    .page-index .matter-section[data-section="01"] .section-right,
    .page-index .matter-section[data-section="02"] .section-left,
    .page-index .matter-section[data-section="02"] .section-right,
    .page-index .matter-section[data-section="03"] .section-left,
    .page-index .matter-section[data-section="03"] .section-right,
    .page-index .matter-section[data-section="04"] .section-left,
    .page-index .matter-section[data-section="04"] .section-right {
        order: 0;
        padding: 0;
        justify-content: center;
        position: relative;
        z-index: 2;
    }

    .page-index .matter-section[data-section="01"] .section-center,
    .page-index .matter-section[data-section="02"] .section-center,
    .page-index .matter-section[data-section="03"] .section-center,
    .page-index .matter-section[data-section="04"] .section-center {
        order: 1;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        z-index: 1;
    }

    .page-index .matter-section[data-section="01"] .section-right,
    .page-index .matter-section[data-section="02"] .section-right,
    .page-index .matter-section[data-section="03"] .section-right,
    .page-index .matter-section[data-section="04"] .section-right {
        order: 2;
    }

    .page-index .matter-section[data-section="01"] .matter-image,
    .page-index .matter-section[data-section="02"] .matter-image,
    .page-index .matter-section[data-section="03"] .matter-image,
    .page-index .matter-section[data-section="04"] .matter-image {
        width: 92vw;
        max-width: 92vw;
        height: auto;
        max-height: 70vh;
        object-fit: contain;
        transform: translateX(-14px);
        margin: 0 auto;
        display: block;
    }

    .page-index .matter-section[data-section="01"] .matter-image {
        transform: translateX(6px);
    }

    .page-index .matter-section[data-section="02"] .matter-image {
        transform: translateX(-16px) scale(1.05);
    }

    .page-index .matter-section[data-section="03"] .matter-image {
        max-height: 85vh;
        transform: translateX(8px) translateY(-24px) scale(1.3);
    }

    .page-index .matter-section[data-section="04"] .matter-image {
        transform: translateX(6px);
    }

    .page-index .matter-section[data-section="01"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="01"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="02"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="02"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="03"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="03"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="04"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="04"] .matter-title-kor.matter-title-text {
        transform: none;
        cursor: pointer;
        pointer-events: auto;
    }

    .page-index .matter-section[data-section="01"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="02"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="03"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="04"] .matter-title-eng.matter-title-text {
        transform: translateY(-16px);
        letter-spacing: -0.01em;
    }

    .page-index .matter-section[data-section="01"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="02"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="03"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="04"] .matter-title-kor.matter-title-text {
        transform: translateY(22px);
    }

    .page-index .matter-section[data-section="03"] .matter-title-kor.matter-title-text {
        transform: translateY(28px);
    }

    .page-index .matter-section[data-section="01"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="01"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="02"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="02"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="03"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="03"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="04"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="04"] .matter-title-kor.matter-title-text {
        font-size: 32px;
    }

    .page-index .matter-section .section-right {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 100px;
    }
    .page-index .matter-section .matter-move-arrow {
        display: none !important;
    }
    .page-index .matter-move-arrows-fixed {
        display: flex;
        position: fixed;
        left: 0;
        right: 0;
        top: 58.5%;
        transform: translateY(-50%);
        justify-content: center;
        gap: 69.33vw;
        align-items: center;
        padding: 0 20px;
        pointer-events: none;
        z-index: 100;
    }
    .page-index .matter-move-arrows-fixed .matter-move-arrow-fixed {
        width: 7.47vw;
        height: auto;
        flex-shrink: 0;
        filter: brightness(0);
        pointer-events: auto;
        cursor: pointer;
        transition: opacity 0.2s ease, filter 0.2s ease;
    }
    .page-index .matter-move-arrows-fixed .matter-move-arrow-fixed:hover {
        opacity: 0.7;
    }
    .page-index .matter-move-arrows-fixed .matter-move-arrow-fixed:active {
        filter: brightness(0) saturate(100%) invert(88%) sepia(100%) saturate(1000%) hue-rotate(0deg) brightness(100%) contrast(100%);
    }
    .page-index .matter-move-arrows-fixed .matter-move-arrow-fixed-left {
        transform: scaleX(-1);
    }

    .page-index .matter-section[data-section="01"] .matter-title-eng,
    .page-index .matter-section[data-section="02"] .matter-title-eng,
    .page-index .matter-section[data-section="03"] .matter-title-eng,
    .page-index .matter-section[data-section="04"] .matter-title-eng {
        transform: translateY(-16px);
    }
}

@media (max-width: 480px) {
    .fixed-header {
        transform: translateX(-20px);
    }
    .header-left .menu-icon {
        transform: translateY(-50%) translateX(20px);
    }
}

@media (max-width: 400px) {
    .mobile-title-link {
        left: clamp(56px, 16vw, 72px);
        right: clamp(12px, 4vw, 20px);
    }
    .fixed-header {
        transform: translateX(-20px);
        padding-left: max(12px, env(safe-area-inset-left));
        padding-right: max(12px, env(safe-area-inset-right));
        padding-top: max(2px, env(safe-area-inset-top));
        min-height: 104px;
        --header-title-x: 112px;
        --header-outer-left: max(12px, env(safe-area-inset-left));
        --header-mobile-gap: 10px;
        --header-eng-visual-offset: 6px;
    }
    .header-left {
        min-height: 104px;
        padding-left: 0;
        padding-right: max(12px, env(safe-area-inset-right));
    }
    .header-left .menu-icon {
        left: clamp(24px, 8vw, 36px);
        top: 34px;
        width: 20px !important;
        height: 20px !important;
        min-width: 20px;
        min-height: 20px;
        transform: translateY(-50%) translateX(20px);
    }
    .header-left .header-top-line {
        top: max(10px, env(safe-area-inset-top));
        height: 34px;
        min-height: 34px;
        left: calc(var(--header-title-x) - var(--header-outer-left) + 6px);
        right: 12px;
        padding: 0;
    }
    .header-right {
        top: calc(10px + 34px + var(--header-eng-visual-offset, 0px) + var(--header-mobile-gap) + 2px + var(--header-mobile-gap));
        padding: 0 12px 0 0;
        padding-left: calc(var(--header-title-x) - var(--header-outer-left));
    }
    .header-right::before {
        top: calc(-1 * (var(--header-mobile-gap) + 2px) + 3px);
        left: calc(var(--header-title-x) - var(--header-outer-left));
        max-width: min(72%, 240px);
    }
    .page-index .matter-move-arrows-fixed {
        padding: 0 12px;
        gap: 69.33vw;
    }
    .page-index .matter-move-arrows-fixed .matter-move-arrow-fixed {
        width: 7.47vw;
    }
    .page-index .matter-section[data-section="01"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="01"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="02"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="02"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="03"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="03"] .matter-title-kor.matter-title-text,
    .page-index .matter-section[data-section="04"] .matter-title-eng.matter-title-text,
    .page-index .matter-section[data-section="04"] .matter-title-kor.matter-title-text {
        font-size: clamp(24px, 7.65vw, 32px);
    }
    .page-index .matter-section[data-section="01"] .matter-image,
    .page-index .matter-section[data-section="02"] .matter-image,
    .page-index .matter-section[data-section="03"] .matter-image,
    .page-index .matter-section[data-section="04"] .matter-image {
        width: 90vw;
        max-width: 90vw;
        max-height: 65vh;
    }
    .page-index .matter-section[data-section="03"] .matter-image {
        max-height: 78vh;
    }
    .page-index .matter-section[data-section="01"] .section-content,
    .page-index .matter-section[data-section="02"] .section-content,
    .page-index .matter-section[data-section="03"] .section-content,
    .page-index .matter-section[data-section="04"] .section-content {
        padding: 14px 0 18px;
        gap: 8px;
    }
    .page-index .copyright,
    .copyright {
        bottom: max(18px, calc(env(safe-area-inset-bottom) + 12px));
        font-size: 11px;
    }
}

@media (max-width: 768px) {
    .page-index .copyright,
    .copyright {
        display: block !important;
        right: auto;
        left: 50%;
        bottom: max(20px, calc(env(safe-area-inset-bottom) + 14px));
        transform: translateX(-50%);
        transform-origin: center bottom;
        text-align: center;
        font-size: 12px;
        color: #000000;
        z-index: 1002;
        visibility: visible;
        opacity: 1;
    }
    .page-news .copyright,
    .page-contact .copyright,
    .page-about .copyright {
        z-index: 10001;
        display: block !important;
        right: auto !important;
        left: 50% !important;
        bottom: max(20px, calc(env(safe-area-inset-bottom) + 14px)) !important;
        transform: translateX(-50%) !important;
        transform-origin: center bottom;
        text-align: center;
    }
}

/* Font Face */
@font-face {
    font-family: 'Rubik';
    src: url('fonts/Rubik-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'Rubik-Light';
    src: url('fonts/Rubik-Light.ttf') format('truetype');
    font-weight: 300;
    font-style: normal;
}
@font-face {
    font-family: 'Rubik-Medium';
    src: url('fonts/Rubik-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
}


@font-face {
    font-family: 'Rubik';
    src: url('fonts/Rubik-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
}

@font-face {
    font-family: 'Rubik-Italic';
    src: url('fonts/Rubik-Italic.ttf') format('truetype');
    font-weight: 400;
    font-style: italic;
}

/* Fixed Header */
.fixed-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 120px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: clamp(20px, 3vw, 40px) clamp(20px, 5vw, 80px);
    z-index: 1000;
    background-color: transparent;
    pointer-events: none;
}

@media (min-width: 769px) {
    .fixed-header {
        transform: translateX(40px);
    }

    /* Keep MATTER(S) arrow visually centered in viewport despite header shift */
    .header-matter-arrow {
        left: 50%;
        right: auto;
        transform: translateX(calc(-50% - 40px)) translateY(4px);
    }
}

.header-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    pointer-events: auto;
    position: relative;
    transform: translateX(-28px);
}

.header-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    pointer-events: auto;
}

.header-top-line {
    display: flex;
    align-items: center;
    gap: clamp(28px, 5vw, 120px);
}

@media (min-width: 769px) {
    .header-left .header-top-line {
        margin-left: clamp(20px, 3vw, 50px);
        gap: clamp(20px, 3.5vw, 100px);
    }
}
.header-right .header-top-line {
    margin-left: 0;
}

.header-bottom-line {
    display: flex;
    align-items: center;
    gap: 0;
}

.header-right-icon-1 {
    margin-right: clamp(35px, 3.5vw, 60px);
}

.header-right-text-1 {
    margin-right: clamp(70px, 7vw, 120px);
}

.header-right-icon-2 {
    margin-right: clamp(15px, 1.5vw, 30px);
    margin-left: -100px;
}

.header-right-text-2 {
    margin-right: 0;
    position: relative;
    left: 100px;
}

.header-right-text-1 a,
.header-right-text-2 a {
    color: var(--section-color);
    text-decoration: none;
}

.header-right-text-1 a:visited,
.header-right-text-1 a:active,
.header-right-text-2 a:visited,
.header-right-text-2 a:active {
    color: var(--section-color);
}

.header-right .header-bottom-line {
    margin-left: calc(clamp(-120px, -12vw, -80px) + 20vw);
    transform: translateX(calc(-50% - 80px));
}

.header-left .header-bottom-line {
    margin-left: calc(30px + 20vw);
    transform: translateX(-50%);
}

.header-left-about {
    margin-right: clamp(30px, 3vw, 50px);
}

.header-left-about a {
    color: var(--section-color);
    text-decoration: none;
}

.header-left-about a:visited,
.header-left-about a:active {
    color: var(--section-color);
}

.header-left-arrow {
    margin-right: 0;
    margin-left: auto;
}

.dotted-line-left {
    width: 40vw;
    height: 2px;
    margin-left: 30px;
    position: relative;
    transition: background 0.3s ease;
    background: repeating-linear-gradient(
        90deg,
        var(--section-color) 0,
        var(--section-color) 5px,
        transparent 5px,
        transparent 9px
    );
}

.dotted-line-right {
    width: 40vw;
    height: 2px;
    transition: background 0.3s ease;
    background: repeating-linear-gradient(
        90deg,
        var(--section-color) 0,
        var(--section-color) 5px,
        transparent 5px,
        transparent 9px
    );
}

.header-icon {
    width: clamp(16px, 2vw, 24px);
    height: clamp(16px, 2vw, 24px);
    max-width: 28px;
    max-height: 28px;
    object-fit: contain;
    flex-shrink: 0;
    filter: none;
    pointer-events: auto;
    background-color: transparent;
}

.header-icon[src*="arrow"] {
    width: clamp(12px, 1.4vw, 18px) !important;
    height: clamp(12px, 1.4vw, 18px) !important;
    max-width: 22px !important;
    max-height: 22px !important;
    object-fit: contain;
}

.nav-overlay {
    display: none !important;
}
.nav-overlay-backdrop {
    display: none !important;
}
@media (max-width: 768px) {
    .nav-overlay {
        display: block !important;
    }
    .nav-overlay-backdrop {
        display: block !important;
    }
}

.menu-icon {
    position: absolute;
    display: none;
    left: -20px;
    top: calc(clamp(20px, 2.5vw, 30px) + 8px + 0.5px);
    transform: translateY(-50%);
    pointer-events: auto;
}

.nav-text {
    font-family: 'Rubik', sans-serif;
    font-size: clamp(12px, 1.45vw, 20px);
    color: var(--section-color);
    font-weight: 400;
    white-space: nowrap;
    pointer-events: auto;
    cursor: pointer;
    transition: font-family 0.2s ease, color 0.3s ease;
}

.nav-text:hover:not(.nav-kor):not(.nav-kor *) {
    font-family: 'Rubik-Italic', sans-serif;
    font-style: italic;
}

.fixed-header a.nav-text {
    color: inherit;
    text-decoration: none;
}

.nav-kor {
    font-family: "neutronic-hangeul", sans-serif;
    font-weight: 400;
    font-style: normal;
}

.nav-kor-word-1,
.nav-kor-word-2,
.nav-kor-word-3 {
    display: inline-block;
    transition: font-family 0.2s ease;
    pointer-events: auto;
    cursor: pointer;
}

.nav-kor-word-1 {
    margin-right: clamp(20px, 2.8vw, 50px);
}

.nav-kor-word-1:hover {
    font-family: 'Rubik-Italic', sans-serif;
    font-style: italic;
}

.nav-kor-word-2 {
    margin-right: clamp(28px, 5vw, 150px);
}

.nav-kor-word-2:hover {
    font-family: 'Rubik-Italic', sans-serif;
    font-style: italic;
}

.nav-kor-word-3 {
    margin-right: 0;
}

.nav-kor-word-3:hover {
    font-family: 'Rubik-Italic', sans-serif;
    font-style: italic;
}

.header-right .header-top-line .nav-kor-word-1 {
    margin-right: clamp(28px, 4vw, 60px);
}
.header-right .header-top-line .nav-kor-word-2 {
    margin-right: clamp(40px, 6.5vw, 180px);
}
.header-right .header-top-line .nav-kor-word-3 {
    margin-right: 0;
}

.nav-eng-word-1 {
    margin-right: clamp(8px, 1.2vw, 22px);
}

.header-left-icon-1 {
    margin-right: clamp(10px, 1.8vw, 30px);
    transform: scale(1.5);
}

.nav-eng-word-2 {
    margin-right: clamp(8px, 1.5vw, 22px);
}

.header-left-icon-2 {
    margin-right: clamp(8px, 1.4vw, 20px);
    transform: scale(1.7);
}

.nav-eng-word-3 {
    margin-left: 4px;
}

/* Base position for MATTER(S) arrow */
.header-matter-arrow {
    position: fixed;
    top: clamp(20px, 3vw, 40px);
    width: clamp(12px, 1.4vw, 18px) !important;
    height: clamp(12px, 1.4vw, 18px) !important;
    max-width: 22px !important;
    max-height: 22px !important;
    object-fit: contain;
}

/* Mobile/tablet: center arrow in viewport */
@media (max-width: 768px) {
    .header-matter-arrow {
        left: 50%;
        right: auto;
        transform: translateX(-50%) translateY(4px);
    }
}

.header-center-arrow {
    flex-shrink: 0;
}

/* Scroll Container */
.page-index .scroll-container {
    width: 100%;
    max-width: 100vw;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    min-height: 100dvh;
    max-height: 100vh;
    max-height: 100dvh;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.scroll-container {
    width: 100vw;
    min-height: 100vh;
    min-height: 100dvh;
    position: relative;
    z-index: 1;
}

.page-index .horizontal-wrapper {
    overflow: hidden;
}
.horizontal-wrapper {
    position: relative;
    display: flex;
    width: fit-content;
    height: 100vh;
    height: 100dvh;
}

.grain-layer {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-image: url("assets/matters-grain.png");
    background-repeat: repeat;
    background-size: auto;
    background-position: 0 0;
    z-index: 0;
    pointer-events: none;
    opacity: 1;
}

.page-about .grain-layer,
.page-news .grain-layer,
.page-contact .grain-layer {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    z-index: 10002;
}

.matter-section {
    width: 100vw;
    max-width: 100%;
    height: 100vh;
    height: 100dvh;
    max-height: 100vh;
    max-height: 100dvh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    z-index: 1;
    overflow: hidden;
}
.matter-section:not(:last-child) {
    margin-right: -25vw;
}

.page-index .section-content {
    overflow: hidden;
}

.matter-move-arrow {
    display: none;
}
@media (min-width: 769px) {
    .page-index .matter-move-arrows-fixed {
        display: none;
    }
}

.page-index .matter-section .section-left,
.page-index .matter-section .section-right {
    position: relative;
    z-index: 2;
}
.page-index .matter-section .section-center {
    position: relative;
    z-index: 1;
}
.page-index .matter-section .matter-title-eng.matter-title-text,
.page-index .matter-section .matter-title-kor.matter-title-text {
    cursor: pointer;
    pointer-events: auto;
}
.section-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    align-items: center;
    padding: 120px 80px 180px;
    z-index: 2;
}

.section-left {
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(15%);
}

.matter-title-eng {
    max-width: 100%;
    width: auto;
    height: auto;
    max-height: 80vh;
    object-fit: contain;
    user-select: none;
    pointer-events: none;
    /* Filter will be applied via JavaScript */
    filter: none;
    transform: scale(1.2) translateX(10%) translateY(20%);
    opacity: 0;
}

.section-center {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.matter-image {
    max-width: 90%;
    max-height: 80vh;
    width: auto;
    height: auto;
    object-fit: contain;
    opacity: 0.9;
}

.page-index .matter-image {
    filter: grayscale(100%);
}

.matter-video {
    max-width: 90%;
    max-height: 80vh;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    background: transparent;
}

.matter-section[data-section="01"] .matter-image {
    max-width: 97.2%;
    max-height: 86.4vh;
    transform: translateX(-3%);
    opacity: 1;
}

.matter-section[data-section="01"] .section-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.matter-section[data-section="01"] .section-left {
    transform: none;
    justify-content: flex-end;
    padding-right: 2vw;
}

.matter-section[data-section="01"] .section-right {
    transform: none;
    justify-content: flex-start;
    padding-left: 2vw;
}

.matter-section[data-section="01"] .matter-title-text {
    font-size: 45px;
    color: #000000;
    letter-spacing: 0.02em;
    user-select: none;
    pointer-events: none;
    line-height: 1;
    opacity: 1;
}

.matter-section[data-section="01"] .matter-title-eng.matter-title-text {
    font-family: "parabolica", sans-serif;
    font-weight: 400;
    font-style: normal;
    text-transform: none;
    transform: translateX(7vw) translateY(30vh);
}

.matter-section[data-section="01"] .matter-title-eng {
    transform: scale(1) translateX(0) translateY(30vh);
    max-height: 70vh;
    max-width: 180px;
    opacity: 1;
}

.matter-section[data-section="01"] .matter-title-kor.matter-title-text {
    font-family: "jjjgothic", sans-serif;
    font-weight: 500;
    font-style: normal;
    letter-spacing: -0.03em;
    transform: translateX(-7vw) translateY(30vh);
    text-transform: none;
    white-space: nowrap;
    max-width: none;
}

.matter-section[data-section="02"] .section-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.matter-section[data-section="02"] .matter-image {
    max-width: 97.2%;
    max-height: 86.4vh;
    transform: translateX(5%);
    opacity: 1;
}

.matter-section[data-section="02"] .section-left {
    transform: none;
    justify-content: flex-end;
    padding-right: 2vw;
}

.matter-section[data-section="02"] .section-right {
    transform: none;
    justify-content: flex-start;
    padding-left: 2vw;
}

.matter-section[data-section="02"] .matter-title-text {
    font-size: 45px;
    color: #000000;
    letter-spacing: 0.02em;
    user-select: none;
    pointer-events: none;
    line-height: 1;
    opacity: 1;
}
.matter-section[data-section="02"] .matter-title-eng.matter-title-text {
    font-family: "parabolica", sans-serif;
    font-weight: 400;
    font-style: normal;
    text-transform: none;
    transform: translateX(7vw) translateY(30vh);
}
.matter-section[data-section="02"] .matter-title-kor.matter-title-text {
    font-family: "jjjgothic", sans-serif;
    font-weight: 500;
    font-style: normal;
    letter-spacing: -0.03em;
    transform: translateX(-7vw) translateY(30vh);
    text-transform: none;
    white-space: nowrap;
    max-width: none;
}

.matter-section[data-section="03"] .section-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.matter-section[data-section="03"] .matter-image {
    max-width: 97.2%;
    transform: translateX(15%) translateY(-5%) scale(1.5);
    opacity: 1;
}

.matter-section[data-section="03"] .section-left {
    transform: none;
    justify-content: flex-end;
    padding-right: 2vw;
}

.matter-section[data-section="03"] .section-right {
    transform: none;
    justify-content: flex-start;
    padding-left: 2vw;
}

.matter-section[data-section="03"] .matter-title-text {
    font-size: 45px;
    color: #000000;
    letter-spacing: 0.02em;
    user-select: none;
    pointer-events: none;
    line-height: 1;
    opacity: 1;
}
.matter-section[data-section="03"] .matter-title-eng.matter-title-text {
    font-family: "parabolica", sans-serif;
    font-weight: 400;
    font-style: normal;
    text-transform: none;
    transform: translateX(7vw) translateY(30vh);
}
.matter-section[data-section="03"] .matter-title-kor.matter-title-text {
    font-family: "jjjgothic", sans-serif;
    font-weight: 500;
    font-style: normal;
    letter-spacing: -0.03em;
    transform: translateX(-7vw) translateY(30vh);
    text-transform: none;
    white-space: nowrap;
    max-width: none;
}

.matter-section[data-section="04"] .section-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.matter-section[data-section="04"] .matter-image {
    max-width: 97.2%;
    max-height: 86.4vh;
    transform: translateX(-3%);
    opacity: 1;
}

.matter-section[data-section="04"] .section-left {
    transform: none;
    justify-content: flex-end;
    padding-right: 2vw;
}

.matter-section[data-section="04"] .section-right {
    transform: none;
    justify-content: flex-start;
    padding-left: 2vw;
}

.matter-section[data-section="04"] .matter-title-text {
    font-size: 45px;
    color: #000000;
    letter-spacing: 0.02em;
    user-select: none;
    pointer-events: none;
    line-height: 1;
    opacity: 1;
}
.matter-section[data-section="04"] .matter-title-eng.matter-title-text {
    font-family: "parabolica", sans-serif;
    font-weight: 400;
    font-style: normal;
    text-transform: none;
    transform: translateX(7vw) translateY(30vh);
}
.matter-section[data-section="04"] .matter-title-kor.matter-title-text {
    font-family: "jjjgothic", sans-serif;
    font-weight: 500;
    font-style: normal;
    letter-spacing: -0.03em;
    transform: translateX(-7vw) translateY(30vh);
    text-transform: none;
    white-space: nowrap;
    max-width: none;
}

.section-right {
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(-15%);
}

.matter-title-kor {
    max-width: 200px;
    width: auto;
    height: auto;
    max-height: 80vh;
    object-fit: contain;
    user-select: none;
    pointer-events: none;
    /* Filter will be applied via JavaScript */
    filter: none;
    transform: scale(1.5) translateX(-30%) translateY(100%);
    opacity: 0;
}

.placeholder {
    background-color: transparent;
}

.placeholder-text {
    font-size: 48px;
    color: #000000;
    opacity: 0.3;
}

/* Timeline */
.timeline-container {
    position: fixed;
    bottom: 40px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 1000;
    pointer-events: none;
}

.timeline-line {
    position: absolute;
    bottom: 30px;
    left: 15%;
    width: 70%;
    height: 2px;
    background-color: var(--section-color);
    transition: background-color 0.3s ease;
}

.timeline-points {
    display: flex;
    justify-content: space-between;
    width: 70%;
    position: absolute;
    left: 15%;
    bottom: 30px;
}

.timeline-point {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;    pointer-events: none;
}

.timeline-number {
    font-family: 'Rubik-Light', sans-serif;
    font-size: 14px;
    font-weight: 300;
    color: var(--section-color);
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    white-space: nowrap;
    pointer-events: auto;
    user-select: none;
    cursor: pointer;
    transition: color 0.3s ease;
}

.timeline-number.active {
    font-family: 'Rubik-Medium', sans-serif;
}

.timeline-marker {
    width: 2px;
    height: 12px;
    background-color: var(--section-color);
    position: absolute;
    bottom:0px;
    left: 50%;
    transform: translateX(-50%);
    transition: background-color 0.3s ease;
}

.timeline-indicator {
    position: absolute;
    bottom: 25px;
    left: 15%;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--section-color);
    transform: translateX(-50%);
    z-index: 1001;
    transition: left 0.1s ease-out, background-color 0.3s ease;
    cursor: grab;
    pointer-events: auto;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.timeline-indicator-hitbox {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: transparent;
    pointer-events: auto;
    cursor: grab;
    z-index: 1;
}

.timeline-indicator:active,
.timeline-indicator:active .timeline-indicator-hitbox {
    cursor: grabbing;
}

.timeline-number.active {
    font-family: 'Rubik-Medium', sans-serif;
}
/* Copyright */
.copyright {
    position: fixed;
    right: calc(clamp(40px, 8vw, 120px) - 60px);
    bottom: max(70px, calc(env(safe-area-inset-bottom) + 50px));
    transform: rotate(90deg);
    transform-origin: right bottom;
    font-size: 12px;
    color: var(--section-color);
    white-space: nowrap;
    z-index: 1000;
    pointer-events: none;
    transition: color 0.3s ease;
}

@media (max-width: 768px) {
    .timeline-container {
        bottom: max(46px, calc(env(safe-area-inset-bottom) + 38px));
        height: 52px;
        align-items: flex-end;
        position: fixed;
    }
    .timeline-line,
    .timeline-points {
        bottom: 14px;
    }
    .timeline-point {
        min-height: 32px;
        flex-shrink: 0;
    }
    .timeline-number {
        bottom: 22px;
    }
    .timeline-indicator {
        bottom: 11px;
    }
}

.matters-sketch-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    pointer-events: none;
    z-index: 10000;
    background-image: url("assets/matters-layer.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 102% 100%;
    opacity: 1;
    filter: brightness(0);
}

@media (max-width: 768px) {
    .page-index {
        overflow: visible;
    }
    .matters-sketch-layer {
        display: block;
        background-image: url("assets/matters-layer-mobile.png");
        background-repeat: no-repeat;
        background-position: center;
        background-size: cover;
        filter: brightness(0);
    }
}

.page-index {
    overflow: hidden;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    min-height: 100dvh;
}

.page-about {
    overflow: hidden;
    min-height: 100vh;
    min-height: 100dvh;
    background-color: #000000;
}

.page-about .header-left-about,
.page-news .header-right-text-1,
.page-contact .header-right-text-2 {
    text-decoration: underline;
    text-underline-offset: 0.2em;
}

.page-contact {
    overflow: hidden;
    min-height: 100vh;
    min-height: 100dvh;
    background-color: #000000;
}

.page-contact ::selection {
    background-color: #ffff00;
    color: #000000;
}

.page-contact ::-moz-selection {
    background-color: #ffff00;
    color: #000000;
}

.page-news {
    overflow: hidden;
    min-height: 100vh;
    min-height: 100dvh;
    background-color: #000000;
}

.page-news ::selection {
    background-color: #ffff00;
    color: #000000;
}

.page-news ::-moz-selection {
    background-color: #ffff00;
    color: #000000;
}

.page-about ::selection {
    background-color: #ffff00;
    color: #000000;
}

.page-about ::-moz-selection {
    background-color: #ffff00;
    color: #000000;
}

.page-about .matters-sketch-layer {
    display: none;
}

@media (max-width: 768px) {
    html:has(body.page-about),
    html:has(body.page-news),
    html:has(body.page-contact) {
        min-height: 100%;
        height: auto;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
    }
    .page-about,
    .page-news,
    .page-contact {
        min-height: 100%;
        height: auto;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
    }
    .page-about .about-main,
    .page-news .about-main,
    .page-contact .about-main {
        position: static;
        height: auto;
        min-height: 100%;
    }
    .page-about .about-scroll,
    .page-news .about-scroll,
    .page-contact .about-scroll {
        overflow-y: visible;
        overflow-x: hidden;
        flex: none;
        min-height: auto;
        height: auto;
    }
}

@media (max-width: 768px) {
    html:has(body.page-about) {
        min-height: 100%;
        height: auto;
        overflow-y: auto;
        overflow-x: hidden;
    }
    body.page-about {
        min-height: 100%;
        height: auto;
        overflow: visible;
    }
    .page-about .site-content {
        min-height: 0;
        height: auto;
        overflow: visible;
    }
    .page-about .about-main {
        min-height: 100%;
        height: auto;
    }
    .page-about .about-scroll {
        overflow: visible;
        min-height: auto;
        height: auto;
    }
    .page-about .about-content-mobile {
        flex: none;
        min-height: auto;
    }
    .page-about .about-content-mobile .about-text-wrap {
        flex: none;
        min-height: auto;
        overflow-y: visible;
    }
    .page-about .about-content-mobile .about-col-single,
    .page-about .about-content-mobile .about-col {
        height: auto;
        min-height: auto;
        overflow-y: visible;
        overflow-x: hidden;
    }
}

.about-sketch-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    pointer-events: none;
    z-index: 10000;
    background-image: url("assets/about-layer.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 100% 101%;
    opacity: 1;
    filter: brightness(0);
}

.page-news .about-sketch-layer {
    background-image: url("assets/news-layer.png");
}

.page-contact .about-sketch-layer {
    background-image: url("assets/contact-layer.png");
}

@media (max-width: 768px) {
    .page-contact .about-sketch-layer {
        display: block;
        background-image: url("assets/contact-layer-mobile.png");
        background-repeat: no-repeat;
        background-position: center;
        background-size: cover;
        filter: brightness(0);
        z-index: 10002;
    }
    .page-about .about-sketch-layer {
        display: block;
        background-image: url("assets/about-layer-mobile.png");
        background-repeat: no-repeat;
        background-position: center;
        background-size: cover;
        filter: brightness(0);
        z-index: 10002;
    }
    body.page-about:has(.nav-overlay.is-open) .site-content {
        z-index: 10003;
    }
    body.page-about:has(.nav-overlay.is-open) .about-sketch-layer {
        z-index: 10001;
    }
    .page-about .site-content {
        position: relative;
        z-index: 10001;
    }
}

.header-icon-link {
    display: inline-block;
    text-decoration: none;
    line-height: 0;
}

.header-left > .header-icon-link {
    position: absolute;
    left: -20px;
    top: calc(clamp(20px, 2.5vw, 30px) + 8px + 0.5px);
    transform: translateY(-50%);
    width: clamp(16px, 2vw, 24px);
    height: clamp(16px, 2vw, 24px);
}

.header-icon-link .menu-icon {
    position: static;
    left: auto;
    top: auto;
    transform: none;
}


@media (min-width: 769px) {
.page-about .about-main,
.page-news .about-main,
.page-contact .about-main {
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    padding-top: 304px;
    padding-left: clamp(40px, 8vw, 120px);
    padding-right: clamp(40px, 8vw, 120px);
    padding-bottom: calc(180px + env(safe-area-inset-bottom, 0px));
    box-sizing: border-box;
    background: transparent;
}

.page-about .about-scroll,
.page-news .about-scroll,
.page-contact .about-scroll {
    width: 100%;
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.page-about .about-content,
.page-news .about-content,
.page-contact .about-content {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 80px);
    flex: 1 1 auto;
    min-height: 0;
}
}

@media (min-width: 769px) {
    .page-about .about-content-desktop {
        display: grid;
    }
    .page-contact .about-content-desktop {
        display: grid;
    }
    .page-about .about-content-mobile,
    .page-news .about-content-mobile,
    .page-contact .about-content-mobile {
        display: none !important;
    }
    .page-about .about-lang-switch-fixed,
    .page-news .about-lang-switch-fixed,
    .page-contact .about-lang-switch-fixed {
        display: none !important;
    }
    .page-about .top-mask,
    .page-about .bottom-mask,
    .page-news .top-mask,
    .page-news .bottom-mask,
    .page-contact .top-mask,
    .page-contact .bottom-mask {
        display: none !important;
    }
    .page-about .about-credits-fixed,
    .page-news .news-updated-fixed,
    .page-contact .about-credits-fixed {
        display: none !important;
    }
}

@media (max-width: 768px) {
    .page-about .about-content-desktop {
        display: none !important;
    }
    .page-about .about-scroll > .about-footer {
        display: none !important;
    }
    .page-about .about-main {
        z-index: 1;
    }
    .page-about .bottom-mask {
        display: block;
        position: fixed;
        bottom: 0;
        left: calc(11px + clamp(23px, 8.64vw, 52px));
        right: calc(11px + clamp(23px, 8.64vw, 52px));
        height: calc(126px + env(safe-area-inset-bottom));
        background: #ffffff;
        z-index: 5;
        pointer-events: none;
    }
    .page-about .top-mask {
        display: block;
        position: fixed;
        top: 0;
        left: calc(11px + clamp(23px, 8.64vw, 52px));
        right: calc(11px + clamp(23px, 8.64vw, 52px));
        height: calc(128px + 4em);
        background: #ffffff;
        z-index: 5;
        pointer-events: none;
    }
    .page-about .fixed-header,
    .page-about .about-lang-switch-fixed {
        z-index: 11;
    }
    .page-about .fixed-header {
        background-color: transparent;
    }
    .page-about .about-lang-switch-fixed {
        display: flex !important;
        position: fixed;
        top: 128px;
        left: 0;
        right: 0;
        z-index: 11;
        background: #ffffff;
        flex-shrink: 0;
        padding: 0.5em 0;
        margin: 0;
        justify-content: center;
        align-items: center;
        gap: 0.35em;
    }
    .page-about .about-lang-switch-fixed::after {
        content: '';
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        height: 2em;
        background: #ffffff;
    }
    .page-about .about-content-mobile {
        display: flex !important;
        flex-direction: column;
        width: 100%;
        max-width: 100%;
        padding-left: clamp(23px, 8.64vw, 52px);
        padding-right: clamp(23px, 8.64vw, 52px);
        padding-top: 0;
        padding-bottom: calc(2.4rem + 126px + env(safe-area-inset-bottom));
        box-sizing: border-box;
    }
    .page-about .about-content-mobile .about-lang-switch {
        display: none !important;
    }
    .page-about .about-content-mobile .about-text-wrap {
        display: block;
        width: 100%;
        overflow-y: visible;
        padding-top: calc(128px + 4em);
    }
    .page-about .about-content-mobile .about-col-single {
        width: 100%;
        max-width: none;
        margin: 0;
        padding: 0;
        overflow-y: visible;
    }
    .page-about .about-content-mobile .about-col-single p {
        font-size: 16px;
        line-height: 1.5;
        margin-bottom: 0.75em;
    }
    .page-about .about-content-mobile .about-col-kor.about-col-single p,
    .page-about .about-content-mobile .about-col-kor.about-col-single p * {
        font-size: 14.4px !important;
    }
    .page-about .about-content-mobile .about-col-kor.about-col-single p {
        line-height: 1.8;
    }
    .page-about.about-lang-eng .about-content-mobile .about-col-kor,
    .page-about.about-lang-eng .about-credits-fixed .about-credits-block-kor {
        display: none !important;
    }
    .page-about.about-lang-kor .about-content-mobile .about-col-eng,
    .page-about.about-lang-kor .about-credits-fixed .about-credits-block-eng {
        display: none !important;
    }
    .page-about.about-lang-eng .about-credits-fixed .about-credits-block-eng,
    .page-about.about-lang-kor .about-credits-fixed .about-credits-block-kor {
        display: block !important;
    }
    .page-about .about-credits-fixed {
        display: block;
        position: fixed;
        bottom: calc(65px + env(safe-area-inset-bottom));
        left: calc(15px + clamp(23px, 8.64vw, 52px));
        right: clamp(23px, 8.64vw, 52px);
        width: auto;
        padding-left: 0;
        padding-right: 0;
        box-sizing: border-box;
        z-index: 10;
        pointer-events: none;
    }
    .page-about .about-credits-fixed .about-credits-block-eng,
    .page-about .about-credits-fixed .about-credits-block-kor {
        display: block;
        margin: 0;
        padding: 0;
        font-size: 12px;
    }
    .page-about .about-credits-fixed .about-credits p {
        margin: 0;
        padding: 0;
    }
    .page-about .about-credits-fixed .credit-line-1,
    .page-about .about-credits-fixed .credit-line-2 {
        display: block;
    }
    .page-about .about-credits-fixed .credit-line-1 {
        margin-bottom: 0.12em;
    }
    .page-about .about-credits-fixed .about-credits-block-eng .about-credits {
        line-height: 1.35;
    }
    .page-about .about-credits-fixed .about-credits-block-eng .credit-line-1 {
        margin-bottom: 0.08em;
    }
    .page-about.about-lang-eng .about-credits-fixed .about-credits-block-kor {
        display: none !important;
    }
    .page-about.about-lang-kor .about-credits-fixed .about-credits-block-eng {
        display: none !important;
    }
}

@media (max-width: 768px) {
    .page-news .site-content {
        position: relative;
        z-index: 10001;
    }
    .page-news .about-sketch-layer {
        display: block;
        background-image: url("assets/news-layer-mobile.png");
        background-repeat: no-repeat;
        background-position: center;
        background-size: cover;
        filter: brightness(0);
        z-index: 10002;
    }
    .page-news .about-content-desktop {
        display: none !important;
    }
    .page-news .about-scroll > .about-footer {
        display: none !important;
    }
    .page-news .about-main {
        z-index: 1;
    }
    .page-news .bottom-mask {
        display: block;
        position: fixed;
        bottom: 0;
        left: calc(11px + clamp(23px, 8.64vw, 52px));
        right: calc(11px + clamp(23px, 8.64vw, 52px));
        height: calc(126px + env(safe-area-inset-bottom));
        background: #ffffff;
        z-index: 5;
        pointer-events: none;
    }
    .page-news .top-mask {
        display: block;
        position: fixed;
        top: 0;
        left: calc(11px + clamp(23px, 8.64vw, 52px));
        right: calc(11px + clamp(23px, 8.64vw, 52px));
        height: calc(128px + 4em);
        background: #ffffff;
        z-index: 5;
        pointer-events: none;
    }
    .page-news .fixed-header,
    .page-news .about-lang-switch-fixed {
        z-index: 11;
    }
    .page-news .fixed-header {
        background-color: transparent;
    }
    .page-news .about-lang-switch-fixed {
        display: flex !important;
        position: fixed;
        top: 128px;
        left: 0;
        right: 0;
        z-index: 11;
        background: #ffffff;
        flex-shrink: 0;
        padding: 0.5em 0;
        margin: 0;
        justify-content: center;
        align-items: center;
        gap: 0.35em;
    }
    .page-news .about-lang-switch-fixed::after {
        content: '';
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        height: 2em;
        background: #ffffff;
    }
    .page-news .about-content-mobile {
        display: flex !important;
        flex-direction: column;
        width: 100%;
        max-width: 100%;
        padding-left: clamp(23px, 8.64vw, 52px);
        padding-right: clamp(23px, 8.64vw, 52px);
        padding-top: 0;
        padding-bottom: calc(0.6rem + 90px + env(safe-area-inset-bottom));
        box-sizing: border-box;
    }
    .page-news .about-content-mobile .about-lang-switch {
        display: none !important;
    }
    .page-news .about-content-mobile .about-text-wrap {
        display: block;
        width: 100%;
        overflow-y: visible;
        padding-top: calc(128px + 4em);
    }
    .page-news .about-content-mobile .about-col-single {
        width: 100%;
        max-width: none;
        margin: 0;
        padding: 0;
        overflow-y: visible;
    }
    .page-news .about-content-mobile .about-col-eng .news-date,
    .page-news .about-content-mobile .about-col-eng .news-body,
    .page-news .about-content-mobile .about-col-eng .news-body * {
        font-size: 16px !important;
    }
    .page-news .about-content-mobile .about-col-eng .news-date {
        font-size: 0.85em !important;
    }
    .page-news .about-content-mobile .about-col-eng .news-body {
        line-height: 1.5;
    }
    .page-news .about-content-mobile .about-col-kor .news-date,
    .page-news .about-content-mobile .about-col-kor .news-body,
    .page-news .about-content-mobile .about-col-kor .news-body *,
    .page-news .about-content-mobile .about-col-kor .news-tags .news-tag {
        font-size: 14.4px !important;
    }
    .page-news .about-content-mobile .about-col-kor .news-date {
        font-size: 0.85em !important;
    }
    .page-news .about-content-mobile .about-col-kor .news-body {
        line-height: 1.8;
    }
    .page-news.news-lang-eng .about-content-mobile .about-col-kor,
    .page-news.news-lang-eng .news-updated-fixed .about-credits-block-kor {
        display: none !important;
    }
    .page-news.news-lang-kor .about-content-mobile .about-col-eng,
    .page-news.news-lang-kor .news-updated-fixed .about-credits-block-eng {
        display: none !important;
    }
    .page-news.news-lang-eng .news-updated-fixed .about-credits-block-eng,
    .page-news.news-lang-kor .news-updated-fixed .about-credits-block-kor {
        display: block !important;
    }
    .page-news .news-updated-fixed {
        display: block;
        position: fixed;
        bottom: calc(65px + env(safe-area-inset-bottom));
        left: calc(15px + clamp(23px, 8.64vw, 52px));
        right: clamp(23px, 8.64vw, 52px);
        width: auto;
        padding-left: 0;
        padding-right: 0;
        box-sizing: border-box;
        z-index: 10;
        pointer-events: none;
    }
    .page-news .news-updated-fixed .about-credits-block-eng,
    .page-news .news-updated-fixed .about-credits-block-kor {
        display: block;
        margin: 0;
        padding: 0;
        font-size: 12px;
    }
    .page-news .news-updated-fixed .about-credits p {
        margin: 0;
        padding: 0;
    }
}

@media (max-width: 768px) {
    .page-contact .site-content {
        position: relative;
        z-index: 10001;
    }
    .page-contact .about-content-desktop {
        display: none !important;
    }
    .page-contact .about-main {
        z-index: 1;
    }
    .page-contact .bottom-mask {
        display: block;
        position: fixed;
        bottom: 0;
        left: calc(11px + clamp(23px, 8.64vw, 52px));
        right: calc(11px + clamp(23px, 8.64vw, 52px));
        height: calc(126px + env(safe-area-inset-bottom));
        background: #ffffff;
        z-index: 5;
        pointer-events: none;
    }
    .page-contact .top-mask {
        display: block;
        position: fixed;
        top: 0;
        left: calc(11px + clamp(23px, 8.64vw, 52px));
        right: calc(11px + clamp(23px, 8.64vw, 52px));
        height: calc(128px + 4em);
        background: #ffffff;
        z-index: 5;
        pointer-events: none;
    }
    .page-contact .fixed-header,
    .page-contact .about-lang-switch-fixed {
        z-index: 11;
    }
    .page-contact .fixed-header {
        background-color: transparent;
    }
    .page-contact .about-lang-switch-fixed {
        display: flex !important;
        position: fixed;
        top: 128px;
        left: 0;
        right: 0;
        z-index: 11;
        background: #ffffff;
        flex-shrink: 0;
        padding: 0.5em 0;
        margin: 0;
        justify-content: center;
        align-items: center;
        gap: 0.35em;
    }
    .page-contact .about-lang-switch-fixed::after {
        content: '';
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        height: 2em;
        background: #ffffff;
    }
    .page-contact .about-content-mobile {
        display: flex !important;
        flex-direction: column;
        width: 100%;
        max-width: 100%;
        padding-left: clamp(23px, 8.64vw, 52px);
        padding-right: clamp(23px, 8.64vw, 52px);
        padding-top: 0;
        padding-bottom: calc(2.4rem + 126px + env(safe-area-inset-bottom));
        box-sizing: border-box;
    }
    .page-contact .about-content-mobile .about-lang-switch {
        display: none !important;
    }
    .page-contact .about-content-mobile .about-text-wrap {
        display: block;
        width: 100%;
        overflow-y: visible;
        padding-top: calc(128px + 4em);
    }
    .page-contact .about-content-mobile .about-col-single {
        width: 100%;
        max-width: none;
        margin: 0;
        padding: 0;
        overflow-y: visible;
    }
    .page-contact .about-content-mobile .about-col-eng .contact-intro,
    .page-contact .about-content-mobile .about-col-eng .contact-instagram-intro,
    .page-contact .about-content-mobile .about-col-eng .contact-intro *,
    .page-contact .about-content-mobile .about-col-eng .contact-instagram-intro * {
        font-size: 16px !important;
    }
    .page-contact .about-content-mobile .about-col-eng .contact-intro,
    .page-contact .about-content-mobile .about-col-eng .contact-instagram-intro {
        line-height: 1.5;
    }
    .page-contact .about-content-mobile .about-col-kor .contact-intro,
    .page-contact .about-content-mobile .about-col-kor .contact-instagram-intro,
    .page-contact .about-content-mobile .about-col-kor .contact-intro *,
    .page-contact .about-content-mobile .about-col-kor .contact-instagram-intro * {
        font-size: 14.4px !important;
    }
    .page-contact .about-content-mobile .contact-instagram-intro {
        margin-top: 4em;
    }
    .page-contact .about-content-mobile .contact-intro .contact-link,
    .page-contact .about-content-mobile .contact-instagram-intro .contact-link {
        display: inline-block;
        margin-top: 1.5em;
    }
    .page-contact.contact-lang-eng .about-content-mobile .about-col-kor {
        display: none !important;
    }
    .page-contact.contact-lang-kor .about-content-mobile .about-col-eng {
        display: none !important;
    }
    .page-contact .about-credits-fixed {
        display: none !important;
    }
    .page-contact.contact-lang-eng .about-credits-fixed .about-credits-block-eng,
    .page-contact.contact-lang-kor .about-credits-fixed .about-credits-block-kor {
        display: block !important;
    }
    .page-contact .about-credits-fixed {
        display: block;
        position: fixed;
        bottom: calc(65px + env(safe-area-inset-bottom));
        left: calc(15px + clamp(23px, 8.64vw, 52px));
        right: clamp(23px, 8.64vw, 52px);
        width: auto;
        padding-left: 0;
        padding-right: 0;
        box-sizing: border-box;
        z-index: 10;
        pointer-events: none;
    }
    .page-contact .about-credits-fixed .about-credits-block-eng,
    .page-contact .about-credits-fixed .about-credits-block-kor {
        display: block;
        margin: 0;
        padding: 0;
        font-size: 12px;
    }
    .page-contact .about-credits-fixed .about-credits p {
        margin: 0;
        padding: 0;
    }
    .page-contact .about-credits-fixed .credit-line-1,
    .page-contact .about-credits-fixed .credit-line-2 {
        display: block;
    }
    .page-contact .about-credits-fixed .credit-line-1 {
        margin-bottom: 0.12em;
    }
    .page-contact .about-credits-fixed .about-credits-block-eng .about-credits {
        line-height: 1.35;
    }
    .page-contact .about-credits-fixed .about-credits-block-eng .credit-line-1 {
        margin-bottom: 0.08em;
    }
}

.page-about .about-lang-switch,
.page-news .about-lang-switch,
.page-contact .about-lang-switch {
    align-items: center;
    justify-content: center;
    gap: 0.35em;
    margin-bottom: 1em;
    flex-shrink: 0;
}

.page-about .about-lang-btn,
.page-news .about-lang-btn,
.page-contact .about-lang-btn {
    background: none;
    border: none;
    padding: 0;
    font-size: clamp(14px, 1.1vw, 16px);
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, "Malgun Gothic", sans-serif;
    color: #000000;
    cursor: pointer;
    text-decoration: none;
}

.page-about .about-lang-btn[data-lang="kor"],
.page-news .about-lang-btn[data-lang="kor"],
.page-contact .about-lang-btn[data-lang="kor"] {
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, "Malgun Gothic", sans-serif;
}

.page-about .about-lang-btn:hover,
.page-news .about-lang-btn:hover,
.page-contact .about-lang-btn:hover {
    text-decoration: underline;
    text-underline-offset: 0.25em;
}

.page-about .about-lang-btn.is-active,
.page-news .about-lang-btn.is-active,
.page-contact .about-lang-btn.is-active {
    text-decoration: underline;
    text-underline-offset: 0.25em;
    font-weight: 500;
}

.page-about .about-lang-sep,
.page-news .about-lang-sep,
.page-contact .about-lang-sep {
    color: #000000;
    font-size: inherit;
    pointer-events: none;
}

.page-about .about-text-wrap {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.page-about .about-content-single .about-col-single {
    width: 100%;
    max-width: 650px;
    margin-right: auto;
    margin-left: 0;
    height: auto;
    overflow-y: visible;
}

.page-about .about-content:not(.about-content-single) {
    margin-top: -24px;
}

.about-credits-block {
    display: none;
}

.page-about .about-col,
.page-news .about-col,
.page-contact .about-col {
    overflow-y: auto;
    overflow-x: hidden;
    height: 100%;
    min-height: 0;
    padding-right: 8px;
    scrollbar-color: #000000 transparent;
    scrollbar-width: thin;
}

.page-about .about-col::-webkit-scrollbar,
.page-news .about-col::-webkit-scrollbar,
.page-contact .about-col::-webkit-scrollbar {
    width: 6px;
}

.page-about .about-col::-webkit-scrollbar-track,
.page-news .about-col::-webkit-scrollbar-track,
.page-contact .about-col::-webkit-scrollbar-track {
    background: transparent;
}

.page-about .about-col::-webkit-scrollbar-thumb,
.page-news .about-col::-webkit-scrollbar-thumb,
.page-contact .about-col::-webkit-scrollbar-thumb {
    background: #000000;
    border-radius: 3px;
}

html:has(body.page-about),
html:has(body.page-news),
html:has(body.page-contact) {
    scrollbar-color: #000000 transparent;
    scrollbar-width: thin;
}
html:has(body.page-about)::-webkit-scrollbar,
html:has(body.page-news)::-webkit-scrollbar,
html:has(body.page-contact)::-webkit-scrollbar {
    width: 6px;
}
html:has(body.page-about)::-webkit-scrollbar-track,
html:has(body.page-news)::-webkit-scrollbar-track,
html:has(body.page-contact)::-webkit-scrollbar-track {
    background: transparent;
}
html:has(body.page-about)::-webkit-scrollbar-thumb,
html:has(body.page-news)::-webkit-scrollbar-thumb,
html:has(body.page-contact)::-webkit-scrollbar-thumb {
    background: #000000;
    border-radius: 3px;
}

.page-about .about-col p,
.page-news .about-col p,
.page-contact .about-col p {
    font-family: "parabolica", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: clamp(15px, 1.2vw, 17px);
    line-height: 1.65;
    letter-spacing: 0.03em;
    color: #000000 !important;
    margin-bottom: 1.2em;
    opacity: 1 !important;
    visibility: visible !important;
    display: block;
}

.page-about .about-col p:last-child,
.page-news .about-col p:last-child,
.page-contact .about-col p:last-child {
    margin-bottom: 0;
}

.page-about .about-col-eng p {
    line-height: 1.55;
}

.page-about .about-col p,
.page-about .about-col p *,
.page-about .about-col .aom-medium-oblique,
.page-about .about-col-kor .aom-semibold-kor {
    font-size: 16px !important;
}
.page-about .about-content-mobile .about-col-single p,
.page-about .about-content-mobile .about-col-single p * {
    font-size: 16px !important;
}

.page-contact .about-content.contact-content-grid .about-col-eng .contact-intro,
.page-contact .about-content.contact-content-grid .about-col-kor .contact-intro {
    margin-bottom: 0.6em !important;
    margin-top: 0 !important;
}
.page-contact .about-content.contact-content-grid .contact-intro .contact-link {
    display: inline-block;
    margin-top: 2em;
}
.page-contact .about-content.contact-content-grid .contact-instagram-intro .contact-link {
    display: inline-block;
    margin-top: 2em;
}
.page-contact .about-content.contact-content-grid .about-col-eng .contact-instagram-intro,
.page-contact .about-content.contact-content-grid .about-col-kor .contact-instagram-intro {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

.news-entry {
    margin-bottom: 3.2em;
}

.news-entry:last-of-type {
    margin-bottom: 3.5em;
}

.page-news .about-col .news-date {
    font-family: "parabolica", sans-serif;
    font-size: clamp(12px, 0.9em, 14px);
    line-height: 1.5;
    letter-spacing: 0.03em;
    color: #000000;
    margin-bottom: 0.35em;
    text-decoration: underline;
    text-underline-offset: 0.35em;
    opacity: 1;
    visibility: visible;
}

.page-news .about-col-kor .news-date {
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
    font-weight: 400;
    line-height: 1.65;
    color: #000000;
}

.page-news .about-col .news-body {
    font-family: "parabolica", sans-serif;
    font-size: clamp(15px, 1.1em, 18px);
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.02em;
    color: #000000;
    margin: 0;
    margin-bottom: 0;
    padding-left: 0;
    opacity: 1;
    visibility: visible;
}

.page-news .about-col-kor .news-body {
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
    font-weight: 400;
    line-height: 1.65;
}

.news-body-link {
    color: inherit;
    text-decoration: none;
}

.news-body-link:hover {
    text-decoration: underline;
}

.news-link-icon {
    display: inline-block;
    width: 0.9em;
    height: 0.9em;
    vertical-align: -0.05em;
    margin-left: 0.2em;
}

.news-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 0.9em;
}

.news-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.35em 1em;
    border-radius: 4px;
    font-family: "parabolica", sans-serif;
    font-size: clamp(13px, 1.05em, 15px);
    font-weight: 400;
    line-height: 1;
    letter-spacing: 0.02em;
    color: #ffffff;
    text-align: center;
    white-space: nowrap;
}

.page-news .about-col-eng .news-tag {
    line-height: 1;
    vertical-align: middle;
    padding-top: 0.28em;
    padding-bottom: 0.42em;
}

.page-news .about-col-kor .news-tag {
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
}

.news-tag--black {
    background-color: #000000;
}

.news-tag--purple {
    background-color: #7c3aed;
}

.news-tag--lime {
    background-color: #84cc16;
}

.news-tag--grey {
    background-color: #6b7280;
}

.news-tag--pink {
    background-color: #ec4899;
}

.page-news .about-col .news-updated {
    font-family: "parabolica", sans-serif;
    font-size: clamp(11px, 0.85em, 13px);
    line-height: 1.5;
    letter-spacing: 0.03em;
    color: #000000;
    margin-top: 0;
    margin-bottom: 0;
}

.news-updated-kor {
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
}

.page-about .about-col-eng .aom-medium-oblique,
.page-news .about-col-eng .aom-medium-oblique,
.page-contact .about-col-eng .aom-medium-oblique {
    font-weight: 500;
    font-style: italic;
}

.page-about .about-col-kor p,
.page-news .about-col-kor p,
.page-contact .about-col-kor p {
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
}

.page-about .about-col-kor p {
    line-height: 1.85;
}

.contact-link {
    color: inherit;
    text-decoration: none;
}

.contact-link:hover {
    text-decoration: underline;
    text-underline-offset: 0.12em;
}

.contact-link-icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    vertical-align: -0.2em;
    margin-right: 0.35em;
}

.page-contact .about-content.contact-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    row-gap: clamp(1.2em, 3vw, 2em);
    column-gap: clamp(40px, 6vw, 80px);
    align-items: start;
}

.page-contact .contact-content-grid .about-col-eng,
.page-contact .contact-content-grid .about-col-kor {
    display: contents;
}

.page-contact .contact-content-grid .about-col-eng .contact-intro { grid-column: 1; grid-row: 1; }
.page-contact .contact-content-grid .about-col-eng .contact-instagram-intro { grid-column: 1; grid-row: 2; }

.page-contact .contact-content-grid .about-col-kor .contact-intro { grid-column: 2; grid-row: 1; }
.page-contact .contact-content-grid .about-col-kor .contact-instagram-intro { grid-column: 2; grid-row: 2; }

.contact-block-1 {
    min-height: 10em;
}

.contact-intro {
    min-height: 6.5em;
}

.page-contact .contact-content-grid .contact-intro {
    min-height: 0;
}

.contact-block-start {
    margin-top: 1.8em;
}

.about-footer {
    flex-shrink: 0;
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    margin-top: clamp(64px, 7vw, 110px);
    transform: translateY(48px);
    padding-top: 1.25em;
    padding-left: 0;
    padding-right: 0;
    position: relative;
}

.about-credits-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 80px);
    width: 100%;
    max-width: 1300px;
}

.about-credits {
    font-family: "parabolica", sans-serif;
    font-size: 12px;
    letter-spacing: 0.04em;
    color: var(--section-color);
    text-align: left !important;
}

.about-credits .credit-bold {
    font-family: "parabolica-medium", "parabolica", sans-serif;
    font-weight: 600;
}

.about-credits .credit-semibold {
    font-family: "parabolica", sans-serif;
    font-weight: 600;
}

.about-credits .credit-semibold + span {
    margin-left: 0.35em;
}

.about-credits .credit-bold + span,
.about-credits-kor .credit-bold-kor + span {
    margin-left: 0.5em;
}

.about-credits .credit-bold:nth-of-type(3) {
    margin-left: 2em;
}

.about-credits-kor {
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
}

.about-credits-kor .credit-bold-kor {
    font-family: "neutronic-hangeul", sans-serif;
    font-weight: 600;
    font-style: normal;
}

.about-credits-kor .credit-bold-kor:nth-of-type(3) {
    margin-left: 2em;
}

.news-updated-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 80px);
    width: 100%;
    max-width: 1300px;
}

.news-updated {
    font-family: "parabolica", sans-serif;
    font-size: 12px;
    letter-spacing: 0.04em;
    color: var(--section-color);
    text-align: left !important;
}

.news-updated .credit-bold {
    font-family: "parabolica-medium", "parabolica", sans-serif;
}

.news-updated-kor .credit-bold-kor {
    font-family: "neutronic-hangeul", sans-serif;
    font-weight: 600;
    font-style: normal;
}

.page-about .about-col-kor .aom-semibold-kor {
    font-family: "neutronic-hangeul", sans-serif;
    font-weight: 500;
    font-style: normal;
    font-size: 16px !important;
}

.about-copyright {
    position: fixed;
    right: calc(clamp(40px, 8vw, 120px) - 60px);
    bottom: max(70px, calc(env(safe-area-inset-bottom) + 50px));
    transform: rotate(90deg);
    transform-origin: right bottom;
    font-size: 12px;
    color: var(--section-color);
    white-space: nowrap;
    z-index: 10001;
    pointer-events: none;
    transition: color 0.3s ease;
    visibility: visible;
    opacity: 1;
}

.page-about .copyright,
.page-news .copyright,
.page-contact .copyright {
    color: #000000;
    z-index: 10001;
    visibility: visible;
    opacity: 1;
}

.matter-popup-overlay {
    position: fixed;
    inset: 0;
    z-index: 20000;
    display: none;
    align-items: center;
    justify-content: center;
    background: transparent;
}

.matter-popup-overlay.is-open {
    display: flex;
    background: rgba(0, 0, 0, 0.7);
}

.matter-popup-box {
    position: relative;
    background-color: #000000;
    border-radius: 24px;
    padding: 3.75em clamp(32px, 5vw, 56px);
    max-width: 90vw;
    box-sizing: border-box;
    margin: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.matter-popup-close {
    position: absolute;
    top: 14px;
    right: 16px;
    padding: 4px;
    border: none;
    background: none;
    cursor: pointer;
    line-height: 0;
}

.matter-popup-close img {
    display: block;
    width: 15px;
    height: 15px;
    filter: brightness(0) invert(1);
}

.matter-popup-eng {
    font-family: "parabolica", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: clamp(16px, 1.35vw, 19px);
    line-height: 1.2;
    color: #ffffff;
    margin: 0 0 0.2em 0;
    text-align: center;
}

.matter-popup-eng + .matter-popup-eng {
    margin-bottom: 1em;
}

.matter-popup-eng + .matter-popup-eng + .matter-popup-kor {
    margin-top: 1.25em;
}

.matter-popup-kor {
    font-family: "neutronic-hangeul", -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
    font-size: clamp(15px, 1.2vw, 17px);
    line-height: 1.35;
    color: #ffffff;
    margin: 0 0 0.2em 0;
    text-align: center;
}

.matter-popup-kor:last-of-type {
    margin-bottom: 0;
}

.matter-image,
.matter-title-eng,
.matter-title-kor,
.header-matter-icon {
    cursor: pointer;
}