.about-hero {
    position: relative;
    margin-top: 81px;
    height: 480px;
    padding: 0;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #102A43;
    overflow: hidden;
}

.about-hero-image {
    display: none;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
}

.about-page-section {
    padding: 0;
    background: #F3F3F3;
}

.about-page-wrap {
    width: min(1540px, calc(100% - 80px));
    margin: 0 auto;
}

.about-page-panel {
    background: #F3F3F3;
    padding: 0 50px;
}

.about-page-head {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #FFFFFF;
    height: 100px;
    padding: 0;
    border-top: 1px solid #EEEEEE;
}

.about-page-head-inner {
    width: min(1540px, calc(100% - 80px));
    margin: 0 auto;
    padding: 0 50px;
}

.about-page-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 80px;
    width: 100%;
    min-height: 100px;
    max-width: 100%;
    margin: 0 auto;
}

.about-nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 0;
    border: 0;
    background: #FFFFFF;
    font-size: 23px;
    line-height: 1.3;
    cursor: pointer;
    color: #666666;
    transition: all 0.3s ease;
    text-decoration: none;
}

.about-nav-link:hover,
.about-nav-link.is-active {
    color: #0066CC;
}

.about-tab-content {
    padding: 48px 0 150px;
}

.about-tab-panel {
    display: block;
    scroll-margin-top: 150px;
    padding-top: 22px;
    margin-top: 0;
}

.about-tab-panel + .about-tab-panel {
    margin-top: 78px;
    padding-top: 78px;
    border-top: 1px solid #E3E8EE;
}

.about-tab-panel.is-active {
    display: block;
}

.about-company-block {
    background: transparent;
    padding: 22px 0 10px;
}

.about-company-title {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 74px;
    margin-bottom: 55px;
    text-align: center;
}

.about-company-title h2 {
    position: relative;
    z-index: 2;
    margin: 0;
    font-size: 48px;
    line-height: 1.2;
    color: #222222;
}

.about-company-en {
    position: absolute;
    left: 50%;
    top: 24px;
    transform: translateX(-50%);
    z-index: 1;
    font-size: 48px;
    line-height: 1;
    letter-spacing: 3px;
    color: rgba(199, 205, 214, 0.72);
    white-space: nowrap;
}

.about-company-content {
    display: flex;
    align-items: center;
    gap: 65px;
    justify-content: center;
}

.about-company-content .about-company-text:only-child {
    width: 100%;
    max-width: none;
}

.about-company-image {
    width: 520px;
    height: 440px;
    overflow: hidden;
    flex: 0 0 520px;
}

.about-company-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.about-company-image:hover img {
    transform: scale(1.04);
}

.about-company-text {
    width: calc(100% - 585px);
    max-width: 720px;
    font-size: 14px;
    line-height: 1.85;
    color: #444444;
}

.about-company-text p {
    margin: 0 0 22px;
    text-indent: 2em;
}

.about-company-text p:last-child {
    margin-bottom: 0;
}

.about-honor-block {
    background: transparent;
    padding: 22px 0 10px;
}

.about-honor-carousel {
    position: relative;
    padding: 0 74px;
}

.about-honor-viewport {
    overflow: hidden;
}

.about-honor-track {
    display: flex;
    gap: 28px;
    transition: transform 0.4s ease;
}

.about-honor-slide {
    flex: 0 0 calc((100% - 56px) / 3);
}

.about-honor-cert {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    height: 440px;
    padding: 22px;
    border: 1px solid #DCE3EA;
    background: #FEFEFE;
}

.about-honor-media {
    display: flex;
    flex: 1;
    min-height: 0;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.about-honor-cert img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.45s ease;
}

.about-honor-cert:hover img {
    transform: scale(1.04);
}

.about-honor-title {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #E6ECF2;
    font-size: 16px;
    line-height: 1.6;
    color: #333333;
    text-align: center;
}

.about-honor-arrow {
    position: absolute;
    top: 50%;
    z-index: 2;
    width: 48px;
    height: 48px;
    margin-top: -24px;
    border: 1px solid #D8E0E8;
    background: #FFFFFF;
    font-size: 34px;
    line-height: 1;
    color: #4D6278;
    transition: all 0.3s ease;
}

.about-honor-arrow:hover {
    border-color: #0066CC;
    color: #0066CC;
}

.about-honor-arrow.is-prev {
    left: 0;
}

.about-honor-arrow.is-next {
    right: 0;
}

.about-honor-empty {
    width: 100%;
    padding: 120px 20px;
    border: 1px solid #DCE3EA;
    background: #FEFEFE;
    text-align: center;
    font-size: 18px;
    color: #7B8794;
}

.about-culture-block {
    background: transparent;
    padding: 22px 0 10px;
}

.about-vm-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px;
}

.about-vm-card {
    position: relative;
    padding: 42px 38px 38px;
    background: #FEFEFE;
    border: 1px solid #E3E8EE;
    box-shadow: 0 18px 40px rgba(13, 63, 120, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.about-vm-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 32px;
    width: 4px;
    height: 56px;
    background: linear-gradient(180deg, #0D3F78 0%, #0581B7 100%);
}

.about-vm-card:hover {
    transform: translateY(-6px);
    border-color: rgba(5, 129, 183, 0.22);
    box-shadow: 0 24px 46px rgba(13, 63, 120, 0.12);
}

.about-vm-title {
    margin: 0 0 18px;
    font-size: 28px;
    line-height: 1.35;
    color: #111111;
}

.about-vm-body,
.about-vm-body p {
    margin: 0;
    font-size: 16px;
    line-height: 1.95;
    color: #5C6670;
    text-align: justify;
}

.about-vm-body p + p {
    margin-top: 12px;
}

.about-timeline-block {
    position: relative;
    overflow: visible;
    background: transparent;
    padding: 28px 0 32px;
}

.about-timeline-block::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(13, 63, 120, 0.04) 0%, rgba(13, 63, 120, 0) 72%);
    pointer-events: none;
}

.about-history-wrap {
    position: relative;
    overflow-x: auto;
    overflow-y: visible;
    padding: 36px 0 40px;
    scrollbar-width: thin;
    scrollbar-color: rgba(13, 63, 120, 0.24) transparent;
    scroll-snap-type: x proximity;
    scroll-padding: 0 32px;
}

.about-history-wrap::-webkit-scrollbar {
    height: 8px;
}

.about-history-wrap::-webkit-scrollbar-thumb {
    background: rgba(13, 63, 120, 0.24);
}

.about-history-track {
    position: relative;
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: 0;
    width: 100%;
    min-width: 100%;
    height: 700px;
    padding: 0;
    margin-top: 8px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease 0.12s, transform 0.8s ease 0.12s;
}

.about-timeline-block.is-visible .about-history-track {
    opacity: 1;
    transform: translateY(0);
}

.about-history-line {
    position: absolute;
    top: 50%;
    left: 60px;
    right: 60px;
    height: 2px;
    background: linear-gradient(90deg, #0D3F78 0%, #0581B7 100%);
    border-radius: 999px;
    box-shadow: 0 0 8px rgba(13, 63, 120, 0.16);
    transform: translateY(-50%) scaleX(0);
    transform-origin: left;
    transition: transform 1s ease 0.32s;
    z-index: 1;
}

.about-timeline-block.is-visible .about-history-line {
    transform: translateY(-50%) scaleX(1);
}

.about-history-node {
    flex: 1;
    min-width: 0;
    position: relative;
    display: flex;
    justify-content: center;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease;
    z-index: 2;
    scroll-snap-align: center;
}

.about-timeline-block.is-visible .about-history-node {
    opacity: 1;
}

.about-timeline-block.is-visible .about-history-node:nth-child(2) {
    transition-delay: 0.1s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(3) {
    transition-delay: 0.2s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(4) {
    transition-delay: 0.3s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(5) {
    transition-delay: 0.4s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(6) {
    transition-delay: 0.5s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(7) {
    transition-delay: 0.6s;
}

.about-history-dot {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #0D3F78;
    border: 4px solid #FFFFFF;
    box-shadow: 0 0 0 6px rgba(13, 63, 120, 0.16), 0 2px 10px rgba(0, 0, 0, 0.12);
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 3;
}

.about-timeline-block.is-visible .about-history-dot {
    transform: translate(-50%, -50%) scale(1);
}

.about-history-connector {
    position: absolute;
    left: 50%;
    width: 2px;
    height: 92px;
    background: #0D3F78;
    box-shadow: 0 0 6px rgba(13, 63, 120, 0.18);
    transition: transform 0.5s ease 0.48s;
    z-index: 1;
}

.about-history-node:nth-child(odd) .about-history-connector {
    bottom: 50%;
    transform: translateX(-50%) scaleY(0);
    transform-origin: bottom;
}

.about-history-node:nth-child(even) .about-history-connector {
    top: 50%;
    transform: translateX(-50%) scaleY(0);
    transform-origin: top;
}

.about-timeline-block.is-visible .about-history-connector {
    transform: translateX(-50%) scaleY(1);
}

.about-timeline-block.is-visible .about-history-node:nth-child(2) .about-history-dot {
    transition-delay: 0.3s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(3) .about-history-dot {
    transition-delay: 0.45s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(4) .about-history-dot {
    transition-delay: 0.6s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(5) .about-history-dot {
    transition-delay: 0.75s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(2) .about-history-connector {
    transition-delay: 0.5s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(3) .about-history-connector {
    transition-delay: 0.6s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(4) .about-history-connector {
    transition-delay: 0.7s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(5) .about-history-connector {
    transition-delay: 0.8s;
}

.about-history-card {
    position: absolute;
    left: 50%;
    width: calc(100% - 8px);
    max-width: 236px;
    padding: 18px 24px 16px;
    background: #FFFFFF;
    border: 1px solid rgba(13, 63, 120, 0.08);
    border-radius: 14px;
    text-align: center;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.05), 0 2px 8px rgba(0, 0, 0, 0.02);
    opacity: 0;
    transition: opacity 0.5s ease, transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.about-history-node:nth-child(odd) .about-history-card {
    bottom: calc(50% + 92px);
    transform: translateX(-50%) translateY(12px);
}

.about-history-node:nth-child(even) .about-history-card {
    top: calc(50% + 92px);
    transform: translateX(-50%) translateY(-12px);
}

.about-timeline-block.is-visible .about-history-card {
    opacity: 1;
}

.about-timeline-block.is-visible .about-history-node:nth-child(2) .about-history-card {
    transition-delay: 0.55s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(3) .about-history-card {
    transition-delay: 0.65s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(4) .about-history-card {
    transition-delay: 0.75s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(5) .about-history-card {
    transition-delay: 0.85s;
}

.about-timeline-block.is-visible .about-history-node:nth-child(odd) .about-history-card {
    transform: translateX(-50%) translateY(0);
}

.about-timeline-block.is-visible .about-history-node:nth-child(even) .about-history-card {
    transform: translateX(-50%) translateY(0);
}

.about-history-card:hover {
    transform: translateX(-50%) translateY(-5px);
    box-shadow: 0 12px 32px rgba(13, 63, 120, 0.1);
    border-color: rgba(13, 63, 120, 0.15);
}

.about-history-year {
    margin-bottom: 4px;
    font-size: 28px;
    line-height: 1.1;
    font-weight: 800;
    color: #0D3F78;
}

.about-history-period {
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.5;
    color: #7B8794;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.about-history-desc {
    font-size: 15px;
    line-height: 1.65;
    color: #5C6670;
    word-break: break-word;
}

.about-timeline-empty {
    width: 100%;
    padding: 120px 24px;
    border: 1px solid #DCE3EA;
    background: #FEFEFE;
    text-align: center;
    font-size: 18px;
    color: #7B8794;
}

.about-partner-block {
    background: transparent;
    padding: 22px 0 10px;
}

.about-partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 230px);
    justify-content: center;
    gap: 24px 24px;
}

.about-partner-card {
    width: 230px;
    height: 90px;
}

.about-partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 230px;
    height: 90px;
    padding: 16px 18px;
    border: 1px solid #DCE3EA;
    background: transparent;
}

.about-partner-logo img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.about-partner-empty {
    grid-column: 1 / -1;
    width: 100%;
    padding: 120px 24px;
    border: 1px solid #DCE3EA;
    background: #FEFEFE;
    text-align: center;
    font-size: 18px;
    color: #7B8794;
}

.about-panel-intro {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
    gap: 40px;
    align-items: stretch;
}

.about-panel-main {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100%;
}

.about-panel-index {
    display: inline-block;
    margin-bottom: 18px;
    font-size: 18px;
    letter-spacing: 4px;
    color: #0581B7;
}

.about-panel-title {
    margin: 0 0 18px;
    font-size: 40px;
    line-height: 1.2;
    color: #111111;
}

.about-panel-desc {
    margin: 0;
    max-width: 760px;
    font-size: 18px;
    line-height: 1.95;
    color: #5C6670;
}

.about-panel-points {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 42px;
}

.about-point-item {
    min-height: 100%;
    padding: 26px 24px 28px;
    border: 1px solid #E6ECF2;
    background: #FEFEFE;
}

.about-point-item strong {
    display: block;
    margin-bottom: 14px;
    font-size: 20px;
    line-height: 1.4;
    color: #111111;
}

.about-point-item p {
    margin: 0;
    font-size: 16px;
    line-height: 1.85;
    color: #5C6670;
}

.about-panel-visual {
    position: relative;
    overflow: hidden;
    min-height: 520px;
    background: linear-gradient(135deg, #0B2F5B 0%, #0F4E88 56%, #0581B7 100%);
}

.about-panel-visual::before {
    content: "";
    position: absolute;
    inset: 22px;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.about-panel-visual::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    right: -44px;
    bottom: -44px;
    border: 1px solid rgba(255, 255, 255, 0.14);
}

.about-visual-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: 100%;
    padding: 42px;
    color: #FFFFFF;
}

.about-visual-label {
    margin-bottom: 14px;
    font-size: 14px;
    letter-spacing: 4px;
    color: rgba(255, 255, 255, 0.72);
}

.about-visual-inner strong {
    display: block;
    margin-bottom: 16px;
    font-size: 42px;
    line-height: 1.2;
    font-weight: 700;
}

.about-visual-inner p {
    margin: 0;
    max-width: 320px;
    font-size: 16px;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.82);
}

.about-info-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.about-info-card {
    padding: 30px 28px 34px;
    border-top: 3px solid #0D3F78;
    background: #FEFEFE;
}

.about-info-tag {
    display: inline-block;
    margin-bottom: 16px;
    font-size: 16px;
    letter-spacing: 3px;
    color: #0581B7;
}

.about-info-card h3 {
    margin: 0 0 14px;
    font-size: 24px;
    line-height: 1.4;
    color: #111111;
}

.about-info-card p {
    margin: 0;
    font-size: 16px;
    line-height: 1.9;
    color: #5C6670;
}

.about-story-block {
    margin-top: 48px;
    padding: 40px 42px 44px;
    background: #FEFEFE;
    border: 1px solid #E6ECF2;
}

.about-story-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    padding-bottom: 22px;
    border-bottom: 1px solid #E6ECF2;
}

.about-story-head h3 {
    margin: 0;
    font-size: 28px;
    line-height: 1.3;
    color: #111111;
}

.about-story-head p {
    margin: 0;
    font-size: 16px;
    line-height: 1.9;
    color: #7B8794;
}

.about-story-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    margin-top: 30px;
}

.about-story-item {
    padding: 28px 24px 30px;
    background: #FEFEFE;
}

.about-story-item span {
    display: inline-block;
    margin-bottom: 14px;
    font-size: 18px;
    line-height: 1.4;
    color: #111111;
    font-weight: 700;
}

.about-story-item p {
    margin: 0;
    font-size: 16px;
    line-height: 1.9;
    color: #5C6670;
}

@media (max-width: 1440px) {
    .about-page-panel {
        padding: 48px 36px 56px;
    }

    .about-tab-panel + .about-tab-panel {
        margin-top: 60px;
        padding-top: 60px;
    }

    .about-panel-intro {
        grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
        gap: 28px;
    }

    .about-panel-title {
        font-size: 34px;
    }

    .about-panel-points {
        gap: 16px;
    }
}

@media (max-width: 1199px) {
    .about-story-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .about-page-nav {
        gap: 40px;
    }

    .about-tab-panel {
        scroll-margin-top: 130px;
    }

    .about-company-content {
        flex-direction: column;
        gap: 32px;
    }

    .about-vm-grid {
        grid-template-columns: 1fr;
    }

    .about-company-image,
    .about-company-text {
        width: 100%;
    }

    .about-company-image {
        height: auto;
        flex-basis: auto;
    }

    .about-company-image img {
        height: auto;
    }

    .about-honor-slide {
        flex-basis: calc((100% - 28px) / 2);
    }

    .about-partner-grid {
        grid-template-columns: repeat(3, 230px);
    }

    .about-history-track {
        width: 100%;
        min-width: 100%;
        height: 660px;
    }

    .about-panel-intro,
    .about-panel-points,
    .about-info-grid,
    .about-story-list {
        grid-template-columns: 1fr;
    }

    .about-panel-visual {
        min-height: 360px;
    }


    .about-contact-pop {
        min-width: 200px;
    }
}

@media (max-width: 767px) {
    .about-hero {
        margin-top: 64px;
        display: block;
        height: auto;
        min-height: 0;
        overflow: visible;
        background: none !important;
        line-height: 0;
    }

    .about-hero-image {
        display: block;
        width: 120%;
        height: auto;
        max-width: none;
        margin-left: -10%;
        object-fit: contain;
        object-position: center top;
    }

    .about-page-head {
        display: none;
    }

    .about-page-section {
        padding: 12px 0 56px;
    }

    .about-page-wrap {
        width: calc(100% - 32px);
    }

    .about-page-panel {
        padding: 8px 16px 30px;
    }

    .about-page-head {
        padding-top: 20px;
    }

    .about-page-head-inner {
        width: calc(100% - 32px);
        padding: 0 18px;
    }

    .about-nav-link {
        font-size: 23px;
    }

    .about-page-nav {
        gap: 24px;
    }

    .about-tab-panel {
        scroll-margin-top: 110px;
        padding-top: 0;
    }

    .about-tab-panel + .about-tab-panel {
        margin-top: 30px;
        padding-top: 30px;
    }

    .about-tab-content {
        padding-top: 8px;
        padding-bottom: 16px;
    }

    .about-company-block {
        padding-top: 0;
    }

    .about-company-title {
        margin-bottom: 24px;
    }

    .about-company-title h2,
    .about-company-en {
        font-size: 32px;
    }

    .about-company-content {
        gap: 18px;
    }

    .about-vm-body,
    .about-vm-body p {
        font-size: 16px;
    }

    .about-vm-card {
        padding: 32px 24px 28px;
    }

    .about-vm-title {
        font-size: 24px;
    }

    .about-honor-carousel {
        padding: 0 44px;
    }

    .about-honor-track {
        gap: 16px;
    }

    .about-honor-slide {
        flex: 0 0 100%;
        min-width: 0;
        box-sizing: border-box;
    }

    .about-partner-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        justify-content: stretch;
        gap: 12px;
    }

    .about-honor-cert {
        height: 360px;
        padding: 16px;
    }

    .about-honor-title {
        margin-top: 14px;
        padding-top: 14px;
        font-size: 15px;
    }

    .about-honor-arrow {
        width: 36px;
        height: 36px;
        margin-top: -18px;
        font-size: 26px;
    }

    .about-history-wrap {
        overflow: visible;
        padding: 12px 0 0;
        scroll-snap-type: none;
        scrollbar-width: none;
    }

    .about-history-wrap::-webkit-scrollbar {
        display: none;
    }

    .about-history-track {
        display: block;
        min-width: 0;
        width: 100%;
        height: auto;
        margin-top: 0;
    }

    .about-history-line {
        top: 10px;
        bottom: 10px;
        left: 10px;
        right: auto;
        width: 2px;
        height: auto;
        transform: scaleY(0);
        transform-origin: top;
    }

    .about-timeline-block.is-visible .about-history-line {
        transform: scaleY(1);
    }

    .about-history-node {
        min-width: 0;
        width: 100%;
        height: auto;
        padding-left: 34px;
        opacity: 1;
    }

    .about-history-node + .about-history-node {
        margin-top: 18px;
    }

    .about-history-dot {
        left: 10px;
        top: 16px;
        width: 16px;
        height: 16px;
        border-width: 3px;
        transform: translate(-50%, 0) scale(0);
    }

    .about-timeline-block.is-visible .about-history-dot {
        transform: translate(-50%, 0) scale(1);
    }

    .about-history-connector,
    .about-history-node:nth-child(odd) .about-history-connector,
    .about-history-node:nth-child(even) .about-history-connector {
        left: 10px;
        top: 30px;
        bottom: -18px;
        width: 2px;
        height: auto;
        transform: translateX(-50%) scaleY(0);
        transform-origin: top;
    }

    .about-history-node:last-child .about-history-connector {
        display: none;
    }

    .about-history-card {
        position: relative;
        left: auto;
        top: auto;
        bottom: auto;
        width: 100%;
        max-width: none;
        padding: 16px 16px 14px;
        transform: none;
    }

    .about-history-node:nth-child(odd) .about-history-card,
    .about-history-node:nth-child(even) .about-history-card,
    .about-timeline-block.is-visible .about-history-node:nth-child(odd) .about-history-card,
    .about-timeline-block.is-visible .about-history-node:nth-child(even) .about-history-card {
        transform: none;
    }

    .about-history-year {
        font-size: 24px;
    }

    .about-history-period {
        font-size: 13px;
    }

    .about-history-desc {
        font-size: 13px;
        line-height: 1.6;
    }

    .about-history-card:hover {
        transform: none;
    }

    .about-panel-title {
        font-size: 28px;
    }

    .about-company-text,
    .about-panel-desc,
    .about-point-item p,
    .about-info-card p,
    .about-story-head p,
    .about-story-item p {
        font-size: 16px;
    }

    .about-panel-visual {
        min-height: 300px;
    }

    .about-visual-inner {
        padding: 24px;
    }

    .about-visual-inner strong {
        font-size: 32px;
    }

    .about-info-card,
    .about-story-block,
    .about-story-item,
    .about-point-item {
        padding-left: 20px;
        padding-right: 20px;
    }

    .about-partner-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        justify-content: stretch;
        gap: 12px;
    }

    .about-partner-card {
        width: 100%;
        height: 72px;
    }

    .about-partner-logo {
        width: 100%;
        height: 72px;
        padding: 10px 12px;
    }

    .about-partner-logo img {
        width: auto;
        height: auto;
        max-width: 100%;
        max-height: 100%;
    }
}