.detail {
    padding: 10px 0 80px;
}

.detail-image {
    margin-bottom: 40px;
}


.detail .container.detail-inner {
    max-width: none;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    padding: 0;
    display: grid;
    grid-template-columns: 25% 40% 35%;
    align-items: start;
}

.detail-left {
    grid-column: 2;
    background: #fff;
    overflow: hidden;
}

.detail-left img{
    width: 100%;
}

.detail-swiper {
    width: 100%;
    height: 100%;
    min-height: 560px;
}

.detail-swiper .swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.detail-right {
    grid-column: 3;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 0px 20% 0 10px;
}

.knowledge-menu {
    width: 330px;
    background: #efefef;
}

.knowledge-menu-title {
    background: #235fa9;
    color: #fff;
    font-size: 20px;
    font-weight: 700;
    padding: 4px 22px;
    margin-bottom: 4px;
}

.knowledge-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 22px;
    background: #dcdddd;
    text-decoration: none;
}

.knowledge-menu-item + .knowledge-menu-item {
    border-top: 4px solid #fff;
}

.knowledge-menu-item.active {
    background: #468ace;
}

.knowledge-menu-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    flex: 0 0 auto;
}

.knowledge-menu-item.active .knowledge-menu-dot {
    background: #fff;
}

.knowledge-menu-text {
    font-size:16px;
    font-weight: 700;
    color: #fff;
}

.knowledge-menu-item:not(.active) .knowledge-menu-text {
    color: rgba(255, 255, 255, 0.75);
}

.knowledge-menu-item:focus-visible {
    outline: 3px solid rgba(35, 95, 168, 0.35);
    outline-offset: 2px;
}

.article-menu {
    width: 330px;
    background: #efefef;
}

.article-menu-title {
    background: #235fa9;
    color: #fff;
    font-size: 20px;
    font-weight: 700;
    padding: 4px 22px;
    margin-bottom: 4px;
}

.article-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 22px;
    background: #dcdddd;
    text-decoration: none;
}

.article-menu-item + .article-menu-item {
    border-top: 4px solid #fff;
}

.article-menu-item.active {
    background: #468ace;
}

.article-menu-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    flex: 0 0 auto;
}

.article-menu-item.active .article-menu-dot {
    background: #fff;
}

.article-menu-text {
    font-size:16px;
    font-weight: 700;
    color: #fff;
}

.article-menu-item:not(.active) .article-menu-text {
    color: rgba(255, 255, 255, 0.75);
}

.article-menu-item:focus-visible {
    outline: 3px solid rgba(35, 95, 168, 0.35);
    outline-offset: 2px;
}

.detail-panel {
    background: #efefef;
    border: 1px solid #e0e0e0;
    padding: 18px 20px;
}

.detail-panel h2 {
    margin: 0 0 6px;
    font-size: 18px;
    font-weight: 700;
    color: #00615d;
    line-height: 1.35;
}

.detail-sub {
    margin: 0 0 12px;
    font-size: 16px;
    color: #00615d;
}

.detail-panel-title {
    background: #00625c;
    color: #fff;
    padding: 10px 14px;
    font-size: 14px;
    font-weight: 700;
    margin: 0 -20px 12px 0;
    letter-spacing: 1px;
}

.detail-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.detail-list li {
    position: relative;
    padding-left: 18px;
    margin: 10px 0;
    font-size: 13px;
    line-height: 1.6;
    color: #595757;
}

.detail-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #00625c;
}

.detail-cards {
    background: #efefef;
    border: 1px solid #e0e0e0;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    gap: 34px;
    align-items: flex-start;
}

.detail-actions {
    background: #efefef;
    border: 1px solid #e0e0e0;
    padding: 28px 20px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.detail-action {
    height: 32px;
    border-radius: 999px;
    background: #00625c;
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    transition: transform 200ms ease, box-shadow 200ms ease;
    width:200px;
}

.detail-action:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.detail-action-icon {
    display: inline-flex;
    align-items: center;
    padding-left: 18px;
    border-left: 2px solid rgba(255, 255, 255, 0.4);
}

.detail-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #fff;
    border: 2px solid #00625c;
    border-radius: 28px;
    text-decoration: none;
    overflow: hidden;
    transition: transform 200ms ease, box-shadow 200ms ease;
}

.detail-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.detail-card img {
    width: 170px;
    height: 170px;
    object-fit: contain;
    display: block;
}

.detail-card-title {
    font-size: 16px;
    font-weight: 500;
    color: #00625c;
    text-align: center;
}

.detail-card-btn {
    background: #00625c;
    color: #fff;
    border-radius: 999px;
    padding: 0px 8px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 10px;
    padding-left: 18px;
    margin:5px 0px;
}

.detail-article{
    margin-bottom:20px;background-color: #c1eae5;width:97%;border-radius: 15px;border:1px solid #afebe4;box-shadow: 4px 4px 4px rgba(0, 0, 0, 0.2);
}

.detail-article-content{

    text-align: left;
    border-radius: 15px;
    overflow: hidden;
}

.article-content{
    padding:20px 20px;
}

.article-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px;
    text-align: center;
}

.article-header h2 {
    font-size: 26px;
    margin-bottom: 10px;
    font-weight: 700;
}

.article-header .subtitle {
    font-size: 1.1em;
    opacity: 0.9;
}

.detail-video{
    margin-bottom:20px;background-color: #c1eae5;width:97%;border-radius: 15px;border:1px solid #afebe4;box-shadow: 4px 4px 4px rgba(0, 0, 0, 0.2);
}

.detail-video-content{
    padding:20px 80px;
    text-align: center;
}

.detail-video-text{
    margin: 20px 0px;
}

.detail-video-content h2{
    font-size: 24px;
    font-weight: 700;
    color: #235fa9;
    margin-bottom: 20px;
}

.oldman{
    margin-top:-15%;position:absolute;width:50.5%;margin-left:-5.8%
}

@media (max-width: 992px) {
    .knowledge-menu{display: none;}
    .oldman{display:none}
    .detail .container.detail-inner {
        width: auto;
        margin-left: auto;
        max-width: 1200px;
        padding: 0 15px;
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .detail-left {
        grid-column: auto;
    }

    .detail-right {
        grid-column: auto;
    }

    .detail-swiper {
        min-height: 420px;
    }
}

@media (max-width: 480px) {
    .detail {
        padding: 24px 0 56px;
    }

    .knowledge-menu-title {
        font-size: 18px;
        padding: 14px 16px;
    }

    .knowledge-menu-item {
        padding: 14px 16px;
        gap: 12px;
    }

    .knowledge-menu-dot {
        width: 18px;
        height: 18px;
    }

    .knowledge-menu-text {
        font-size: 16px;
    }


    .detail-swiper {
        min-height: 320px;
    }

    .detail-right{
        width: 100%;
        padding: 0px;
    }

    .detail-video-content{
        padding:20px 20px;
        text-align: center;
    }
}