/* Khu vực tin tức, góc học sinh và thông báo trên trang chủ. */
.dt-activities,
.dt-activities * {
    box-sizing: border-box;
}

.dt-activities {
    position: relative;
    overflow: hidden;
    padding: 34px 0 34px;
    background: url(/Design/img/TieuHocHungLong/dt-back-bien.jpg) no-repeat;
    background-size: cover;
    background-position: right;
}

    .dt-activities::before {
        content: "";
        position: absolute;
        top: -190px;
        right: -120px;
        width: 420px;
        height: 420px;
        border-radius: 50%;
        /* background: rgba(7, 85, 165, .055); */
        pointer-events: none;
    }

.dt-activities-grid {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 25px;
    flex-direction: row-reverse;
}

.dt-activities-content {
    min-width: 0;
}

.dt-activities-heading {
    position: relative;
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
    margin: 0 0 20px;
    padding-left: 18px;
}

    .dt-activities-heading::before {
        content: "";
        position: absolute;
        left: 0;
        bottom: 5px;
        width: 4px;
        height: 38px;
        border-radius: 4px;
        background: linear-gradient(180deg, #0755a5, #21a76b);
    }

    .dt-activities-heading .htk-section-title {
        margin: 0;
        padding: 0;
        color: #1f305b;
        font: 800 clamp(22px, 2.4vw, 30px)/1.15 'Montserrat-ExtraBold', Arial, sans-serif;
        letter-spacing: -.5px;
        text-transform: uppercase;
    }

        .dt-activities-heading .htk-section-title::before {
            display: none;
        }

    .dt-activities-heading .btn-link-new {
        flex-shrink: 0;
    }

        .dt-activities-heading .btn-link-new a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            min-height: 36px;
            padding: 8px 14px;
            border: 1px solid #cfe0f0;
            border-radius: 999px;
            background: #fff;
            color: #0755a5;
            font: 700 15px 'Montserrat-Bold', Arial, sans-serif;
            text-decoration: none;
            transition: background .25s ease, color .25s ease, transform .25s ease, box-shadow .25s ease;
        }

            .dt-activities-heading .btn-link-new a:hover {
                color: #fff;
                background: #0755a5;
                transform: translateY(-2px);
                box-shadow: 0 8px 18px rgba(7, 85, 165, .2);
            }

.dt-activities-feature {
    margin-bottom: 24px;
}

    .dt-activities-feature .htk-activity-card {
        overflow: hidden;
        border: 1px solid #dce9f5;
        border-radius: 22px;
        background: #fff;
        box-shadow: 0 12px 28px rgba(22, 70, 110, .09);
        transition: transform .3s ease, box-shadow .3s ease;
    }

        .dt-activities-feature .htk-activity-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 38px rgba(22, 70, 110, .15);
        }

        .dt-activities-feature .htk-activity-card > a {
            display: grid;
            grid-template-columns: minmax(250px, 40%) minmax(0, 1fr);
            gap: 0;
            min-height: 250px;
        }

        .dt-activities-feature .htk-activity-card .htk-img {
            height: 100%;
            min-height: 250px;
            border-radius: 0;
            box-shadow: none;
        }

            .dt-activities-feature .htk-activity-card .htk-img img {
                transition: transform .55s ease, filter .55s ease;
            }

        .dt-activities-feature .htk-activity-card:hover .htk-img img {
            transform: scale(1.06);
            filter: saturate(1.08);
        }

    .dt-activities-feature .r-one-new-active {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding: 14px 30px;
    }

        .dt-activities-feature .r-one-new-active strong {
            margin: 0 0 11px;
            color: #173c60;
            font: 800 clamp(18px, 1.2vw, 18px)/1.4 'Montserrat-Bold', Arial, sans-serif;
            text-align: left;
        }

    .dt-activities-feature .htk-date,
    .dt-activities-cards .htk-date {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        margin: 0;
        color: #6c8297;
        font: 600 14px 'Montserrat-SemiBold', Arial, sans-serif;
    }

        .dt-activities-feature .htk-date i,
        .dt-activities-cards .htk-date i {
            color: #21a76b;
        }

    .dt-activities-feature .r-one-new-active p {
        display: -webkit-box;
        margin: 13px 0 0;
        color: #62778c;
        font: 500 15px/1.65 'Montserrat-Medium', Arial, sans-serif;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
        text-align: justify;
    }

    .dt-activities-feature .htk-news-more {
        margin-top: 19px;
        padding: 10px 15px;
        border: 0;
        border-radius: 999px;
        background: #eaf5ff;
        color: #0755a5;
        font: 700 13px 'Montserrat-Bold', Arial, sans-serif;
        transition: background .25s ease, color .25s ease, transform .25s ease;
    }

        .dt-activities-feature .htk-news-more i {
            margin-left: 2px;
        }

    .dt-activities-feature .htk-activity-card:hover .htk-news-more {
        color: #fff;
        background: #0755a5;
        transform: translateX(3px);
    }

.dt-activities-cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-bottom: 3px;
}

    .dt-activities-cards .htk-activity-card {
        overflow: hidden;
        border: 1px solid #e1ebf4;
        border-radius: 16px;
        background: #fff;
        box-shadow: 0 8px 20px rgba(22, 70, 110, .06);
        transition: transform .3s ease, box-shadow .3s ease;
    }

        .dt-activities-cards .htk-activity-card:last-child {
            display: none;
        }

        .dt-activities-cards .htk-activity-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 16px 28px rgba(22, 70, 110, .13);
        }

        .dt-activities-cards .htk-activity-card > a {
            height: 100%;
            padding-bottom: 5px;
        }

        .dt-activities-cards .htk-activity-card .htk-img {
            height: 178px;
            border-radius: 0;
            box-shadow: none;
        }

        .dt-activities-cards .htk-activity-card .htk-date {
            margin: 14px 17px 0;
        }

        .dt-activities-cards .htk-activity-card strong {
            margin: 8px 17px 0;
            color: #173c60;
            font: 700 16px/1.4 'Montserrat-Bold', Arial, sans-serif;
        }

        .dt-activities-cards .htk-activity-card p {
            display: -webkit-box;
            margin: 7px 17px 0;
            color: #718397;
            font: 500 14px/1.5 'Montserrat-Medium', Arial, sans-serif;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .dt-activities-cards .htk-activity-card:hover strong {
            color: #0755a5;
        }

.dt-activities-heading-student {
    margin-top: 14px;
}

.dt-activities-feature-student .htk-activity-card {
    border-color: #dcefe5;
}

.dt-activities-feature-student .htk-news-more {
    background: #eaf8f0;
    color: #08744b;
}

.dt-activities-feature-student .htk-activity-card:hover .htk-news-more {
    background: #08744b;
}

.dt-activities-aside {
    position: sticky;
    top: 0;
    display: grid;
    gap: 18px;
}

.dt-activities-notices {
    overflow: hidden;
    padding: 18px 20px 20px;
    border-radius: 20px;
    background: #1e305b;
    box-shadow: 0 16px 30px rgba(7, 55, 111, .2);
}

    .dt-activities-notices h2 {
        display: flex;
        align-items: center;
        gap: 9px;
        margin: 0 0 17px;
        color: #fff;
        font: 800 18px 'Montserrat-ExtraBold', Arial, sans-serif;
        letter-spacing: .3px;
        padding: 8px 13px;
        border: 1px solid rgba(255, 255, 255, .13);
        border-radius: 20px;
        background: rgb(0 174 227);
        width: max-content;
    }

        .dt-activities-notices h2 i {
            color: #ffdb63;
            font-size: 17px;
        }

    .dt-activities-notices .dl-notice-scroll {
        width: 100%;
        height: 368px;
        margin: 0;
        padding: 0;
        overflow: hidden;
    }

        .dt-activities-notices .dl-notice-scroll ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }

    .dt-activities-notices .swiper-slide {
        height: auto;
        border-top: 1px solid rgba(255,255,255,.14);
    }

    .swiperNoticeBox > .swiper-wrapper {
        /* Measure auto-height notices vertically even before Swiper initializes. */
        flex-direction: column;
        -webkit-transition-timing-function: linear;
        transition-timing-function: linear;
    }

    /* Loop reorders the first item; keep its height equal to the other items. */
    .dt-activities-notices .swiperNoticeBox .swiper-slide {
        border-top: 1px solid rgba(0,139,152,.14);
    }

        .dt-activities-notices .swiper-slide:first-child {
            border-top: 0;
        }

        .dt-activities-notices .swiper-slide a {
            display: block;
            padding: 14px 0;
            color: #fff;
            font: 600 15px/1.5 'Montserrat-SemiBold', Arial, sans-serif;
            transition: color .2s ease, transform .2s ease;
        }

            .dt-activities-notices .swiper-slide a::before {
                content: "";
                display: inline-block;
                width: 6px;
                height: 6px;
                margin: 0 8px 2px 0;
                border-radius: 50%;
                background: #ffdb63;
            }

            .dt-activities-notices .swiper-slide a:hover {
                color: #ffdb63;
                transform: translateX(3px);
            }

.dt-activities-aside > a {
    display: block;
    overflow: hidden;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 10px 24px rgba(22, 70, 110, .1);
    transition: transform .3s ease, box-shadow .3s ease;
}

    .dt-activities-aside > a:hover {
        transform: translateY(-5px);
        box-shadow: 0 16px 30px rgba(22, 70, 110, .16);
    }

    .dt-activities-aside > a img {
        width: 100%;
        height: 100%;
        display: block;
        object-fit: cover;
        transition: transform .45s ease;
    }

    .dt-activities-aside > a:hover img {
        transform: scale(1.04);
    }

@media (max-width: 1199px) {
    .dt-activities-grid {
        grid-template-columns: minmax(0, 1fr) 275px;
        gap: 22px;
    }

    .dt-activities-feature .htk-activity-card > a {
        grid-template-columns: minmax(230px, 44%) minmax(0, 1fr);
    }

    .dt-activities-feature .r-one-new-active {
        padding: 22px;
    }
}

@media (max-width: 991px) {
    .dt-activities {
        padding: 58px 0 50px;
    }

    .dt-activities-cards .htk-activity-card:last-child {
        display: block;
    }

    .dt-activities-grid {
        grid-template-columns: 1fr;
    }

    .dt-activities-aside {
        position: static;
        width: 100%;
    }

    .dt-activities-notices {
        min-height: 300px;
    }
}

@media (max-width: 599px) {
    .dt-activities {
        padding: 24px 0 15px;
    }

    .dt-activities-heading {
        align-items: center;
        gap: 10px;
        margin-bottom: 15px;
        padding-left: 13px;
    }

    .dt-activities-feature {
        margin-bottom: 14px;
    }

    .dt-activities-heading::before {
        bottom: 0;
        height: 29px;
        width: 3px;
    }

    .dt-activities-heading .htk-section-title {
        font-size: 19px;
    }

    .dt-activities-heading .btn-link-new a {
        min-height: 31px;
        padding: 6px 9px;
        font-size: 14px;
    }

    .dt-activities-feature .htk-activity-card > a {
        display: block;
        min-height: 0;
    }

    .dt-activities-feature .htk-activity-card .htk-img {
        height: 220px;
        min-height: 0;
    }

    .dt-activities-feature .r-one-new-active {
        padding: 20px 18px 21px;
    }

        .dt-activities-feature .r-one-new-active strong {
            font-size: 17px;
            text-align: justify;
        }

        .dt-activities-feature .r-one-new-active p {
            font-size: 14px;
            -webkit-line-clamp: 3;
        }

    .dt-activities-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
        margin-bottom: 5px;
    }

    .mini-banner-home {
        padding: 15px 0;
    }

    .dt-activities-cards .htk-activity-card {
        border-radius: 13px;
    }

        .dt-activities-cards .htk-activity-card .htk-img {
            height: 126px;
        }

        .dt-activities-cards .htk-activity-card .htk-date {
            margin: 10px 11px 0;
            font-size: 11px;
        }

        .dt-activities-cards .htk-activity-card strong {
            margin: 6px 11px 0;
            font-size: 14px;
        }

        .dt-activities-cards .htk-activity-card p {
            margin: 5px 11px 0;
            font-size: 12px;
        }

    .dt-activities-aside {
        display: block;
    }

    .dt-activities-notices {
        margin-top: 4px;
        padding: 19px 16px 16px;
        border-radius: 16px;
    }

        .dt-activities-notices h2 {
            margin-bottom: 10px;
            font-size: 16px;
        }

        .dt-activities-notices .dl-notice-scroll {
            height: 245px;
        }

        .dt-activities-notices .swiper-slide a {
            padding: 5px 0;
            font-size: 14px;
        }

    .dt-activities-aside > a {
        margin-top: 12px;
    }

        .dt-activities-aside > a img {
        }
}

@media (prefers-reduced-motion: reduce) {
    .dt-activities * {
        transition: none !important;
    }
}

/* Homepage activities refresh: bố cục tạp chí học đường + bảng thông báo. */
.dt-activities {
    position: relative;
    overflow: hidden;
    padding: clamp(42px, 6vw, 42px) 0 clamp(42px, 3vw, 68px);
    background: linear-gradient(135deg, #fffdf7 0%, #effaf8 52%, #f4f8ff 100%);
    /* background: url('/Design/img/TieuHocHungLong/hl-a.png') no-repeat; */
    background-size: cover;
    background-position: right;
}

    .dt-activities::before,
    .dt-activities::after {
        content: "";
        position: absolute;
        pointer-events: none;
        border-radius: 50%;
    }

    .dt-activities::before {
        top: -170px;
        left: -170px;
        width: 420px;
        height: 420px;
        border: 45px solid rgba(0,179,170,.07);
    }

    .dt-activities::after {
        right: -175px;
        bottom: -220px;
        width: 500px;
        height: 500px;
        background: rgba(244,189,61,.10);
    }

.dt-activities-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(285px, 335px);
    gap: clamp(24px, 2.3vw, 48px);
    direction: ltr;
}

.dt-activities-content {
    min-width: 0;
}

.dt-activities-heading {
    align-items: center;
    margin: 0 0 22px;
    padding: 0 0 14px;
    border-bottom: 1px solid #d9ecea;
}

    .dt-activities-heading::before {
        left: 0;
        bottom: -2px;
        width: 64px;
        height: 4px;
        border-radius: 5px;
        background: linear-gradient(90deg, #00b3aa, #f4bd3d);
    }

    .dt-activities-heading::after {
        content: "✦";
        position: absolute;
        right: 0;
        bottom: 10px;
        color: #f1b327;
        font-size: 20px;
        transform: rotate(10deg);
    }

    .dt-activities-heading .htk-section-title {
        color: #075d76;
        font-size: clamp(22px, 2.4vw, 31px);
        letter-spacing: -.8px;
        text-transform: none;
        background: #fff;
        padding: 3px 15px;
        border-radius: 999px;
        border: 1px solid #cfe0f0;
    }

        .dt-activities-heading .htk-section-title::after {
            content: "";
            display: inline-block;
            width: 8px;
            height: 8px;
            margin: 0 0 4px 7px;
            border-radius: 50%;
            background: #ec4f88;
        }

    .dt-activities-heading .btn-link-new a {
        min-height: 34px;
        padding: 7px 12px;
        border-color: #b9e2de;
        color: #008b98;
        background: #fff;
        font-size: 15px;
    }

        .dt-activities-heading .btn-link-new a:hover {
            color: #fff;
            background: #008b98;
            box-shadow: 0 8px 18px rgba(0,139,152,.20);
        }

.dt-activities-feature {
    margin-bottom: 18px;
}

    .dt-activities-feature .htk-activity-card {
        position: relative;
        overflow: hidden;
        border: 0;
        border-radius: 25px;
        background: #fff;
        box-shadow: 0 16px 32px rgba(35,85,115,.11);
        transition: transform .35s ease, box-shadow .35s ease;
    }

        .dt-activities-feature .htk-activity-card::after {
            content: "✦";
            position: absolute;
            top: 13px;
            right: 17px;
            z-index: 3;
            color: #f1b327;
            font-size: 22px;
            text-shadow: 0 2px 8px rgba(0,0,0,.22);
            transition: transform .35s ease;
        }

        .dt-activities-feature .htk-activity-card:hover {
            transform: translateY(-7px);
            box-shadow: 0 24px 44px rgba(35,85,115,.18);
        }

            .dt-activities-feature .htk-activity-card:hover::after {
                transform: rotate(25deg) scale(1.25);
            }

        .dt-activities-feature .htk-activity-card > a {
            grid-template-columns: minmax(260px, 48%) minmax(0, 1fr);
            min-height: 278px;
        }

        .dt-activities-feature .htk-activity-card .htk-img {
            position: relative;
        }

        .dt-activities-feature .htk-activity-card .htk-img {
            min-height: 280px;
        }

            .dt-activities-feature .htk-activity-card .htk-img::after {
                content: "XEM HOẠT ĐỘNG";
                position: absolute;
                left: 17px;
                bottom: 15px;
                z-index: 2;
                padding: 7px 10px;
                border-radius: 8px;
                color: #fff;
                background: rgba(0,139,152,.88);
                font: 800 9px 'Montserrat-Bold', Arial, sans-serif;
                letter-spacing: .8px;
            }

            .dt-activities-feature .htk-activity-card .htk-img img {
                transition: transform .8s cubic-bezier(.2,.8,.2,1), filter .5s ease;
            }

        .dt-activities-feature .htk-activity-card:hover .htk-img img {
            transform: scale(1.09);
            filter: saturate(1.12);
        }

    .dt-activities-feature .r-one-new-active {
        position: relative;
        align-items: flex-start;
        padding: 27px 30px 25px;
    }

        .dt-activities-feature .r-one-new-active::before {
            content: "✎";
            display: grid;
            place-items: center;
            width: 38px;
            height: 38px;
            margin-bottom: 14px;
            border-radius: 13px;
            color: #008b98;
            background: #e5f8f5;
            font-size: 19px;
            transform: rotate(-8deg);
            position: absolute;
            left: -50px;
            top: -3px;
        }

        .dt-activities-feature .r-one-new-active strong {
            color: #193f5a;
            font-size: clamp(19px, 2vw, 20px);
            line-height: 1.4;
        }

    .dt-activities-feature .htk-date i, .dt-activities-cards .htk-date i {
        color: #e6a817;
    }

    .dt-activities-feature .r-one-new-active p {
        color: #71879a;
        font-size: 14px;
        line-height: 1.7;
        text-align: left;
    }

    .dt-activities-feature .htk-news-more {
        margin-top: 18px;
        padding: 9px 13px;
        color: #008b98;
        background: #e5f8f5;
        font-size: 13px;
        transition: transform .25s ease, color .25s ease, background .25s ease;
    }

    .dt-activities-feature .htk-activity-card:hover .htk-news-more {
        color: #fff;
        background: #008b98;
        transform: translateX(5px);
    }

.dt-activities-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 13px;
    margin-bottom: 3px;
}

    .dt-activities-cards .htk-activity-card {
        position: relative;
        overflow: hidden;
        border: 1px solid #deefed;
        border-radius: 18px;
        background: #e9faf7;
        box-shadow: 0 8px 20px rgba(35,85,115,.06);
        transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
    }

        .dt-activities-cards .htk-activity-card::before {
            content: "✎";
            position: absolute;
            top: 10px;
            right: 11px;
            z-index: 3;
            display: grid;
            place-items: center;
            width: 27px;
            height: 27px;
            border-radius: 50%;
            color: #fff;
            background: #19cfbb;
            font-size: 15px;
            transition: transform .3s ease, background .3s ease;
        }

        .dt-activities-cards .htk-activity-card:hover {
            transform: translateY(-6px);
            border-color: #9fdbd7;
            box-shadow: 0 17px 29px rgba(35,85,115,.13);
        }

            .dt-activities-cards .htk-activity-card:hover::before {
                color: #fff;
                background: #00a69e;
                transform: rotate(25deg);
            }

        .dt-activities-cards .htk-activity-card .htk-img {
            height: 170px;
        }

            .dt-activities-cards .htk-activity-card .htk-img img {
                transition: transform .55s ease;
            }

        .dt-activities-cards .htk-activity-card:hover .htk-img img {
            transform: scale(1.08);
        }

        .dt-activities-cards .htk-activity-card .htk-date {
            margin: 13px 15px 0;
            color: #7d91a0;
            font-size: 13px;
        }

        .dt-activities-cards .htk-activity-card strong {
            margin: 7px 15px 0;
            color: #1c4a63;
            font-size: 15px;
            line-height: 1.4;
            transition: color .25s ease;
        }

        .dt-activities-cards .htk-activity-card p {
            margin: 6px 15px 6px;
            color: #7c8f9e;
            font-size: 14px;
            line-height: 1.5;
        }

        .dt-activities-cards .htk-activity-card:hover strong {
            color: #008b98;
        }

.dt-activities-heading-student {
    margin-top: -2px;
}

.dt-activities-feature-student .htk-activity-card {
    border: 0;
}

.dt-activities-feature-student .htk-news-more {
    color: #14804f;
    background: #e9f8ef;
}

.dt-activities-feature-student .htk-activity-card:hover .htk-news-more {
    background: #14804f;
}

.dt-activities-aside {
    position: sticky;
    top: 0;
    align-self: start;
    display: grid;
    gap: 17px;
}

.dt-activities-notices {
    position: relative;
    overflow: hidden;
    padding: 0 17px 15px;
    border: 1px solid #b6e2df;
    border-radius: 25px;
    background: #e9faf7;
    box-shadow: 0 15px 30px rgba(32,113,110,.12);
}

    .dt-activities-notices::before {
        content: "";
        position: absolute;
        right: -29px;
        top: -32px;
        width: 104px;
        height: 104px;
        border: 18px solid rgba(244,189,61,.32);
        border-radius: 50%;
    }

    .dt-activities-notices::after {
        content: "✦";
        position: absolute;
        right: 35px;
        top: 16px;
        color: #efb429;
        font-size: 17px;
    }

    .dt-activities-notices h2 {
        position: relative;
        z-index: 1;
        display: flex;
        align-items: center;
        gap: 9px;
        width: calc(100% + 34px);
        margin: 0 0 8px -17px;
        padding: 15px 17px 13px;
        border: 0;
        border-radius: 24px 24px 0 0;
        color: #fff;
        background: #008f98;
        font: 800 18px 'Montserrat-ExtraBold', Arial, sans-serif;
        letter-spacing: .6px;
    }

        .dt-activities-notices h2 i {
            display: grid;
            place-items: center;
            width: 29px;
            height: 29px;
            border-radius: 10px;
            color: #8c6808;
            background: #ffda60;
            font-size: 13px;
            animation: dt-notice-bell 2.2s ease-in-out infinite;
        }

@keyframes dt-notice-bell {
    0%, 100% {
        transform: rotate(0);
    }

    8%, 18% {
        transform: rotate(10deg);
    }

    13%, 23% {
        transform: rotate(-10deg);
    }

    28% {
        transform: rotate(0);
    }
}

.dt-activities-notices .dl-notice-scroll {
    height: 412px;
}

    .dt-activities-notices .dl-notice-scroll ul {
        counter-reset: notice-index;
    }

.dt-activities-notices .swiper-slide {
    counter-increment: notice-index;
    border-top: 1px solid rgba(0,139,152,.14);
}

    .dt-activities-notices .swiper-slide a {
        display: grid;
        grid-template-columns: 29px minmax(0,1fr);
        align-items: start;
        gap: 9px;
        padding: 13px 1px;
        color: #356277;
        font: 700 15px/1.55 'Montserrat-SemiBold', Arial, sans-serif;
        transition: color .25s ease, transform .25s ease;
    }

        .dt-activities-notices .swiper-slide a::before {
            content: counter(notice-index, decimal-leading-zero);
            display: grid;
            place-items: center;
            width: 27px;
            height: 27px;
            margin: 0;
            border-radius: 9px;
            color: #008b98;
            background: #d6f3ef;
            font: 800 10px 'Montserrat-Bold', Arial, sans-serif;
        }

        .dt-activities-notices .swiper-slide a:hover {
            color: #008b98;
            transform: translateX(4px);
        }

.dt-activities-aside > a {
    overflow: hidden;
    border-radius: 19px;
    box-shadow: 0 12px 25px rgba(35,85,115,.11);
    transition: transform .35s ease, box-shadow .35s ease;
}

    .dt-activities-aside > a:hover {
        transform: translateY(-6px) rotate(1deg);
        box-shadow: 0 20px 32px rgba(35,85,115,.17);
    }

    .dt-activities-aside > a img {
        transition: transform .55s ease;
    }

    .dt-activities-aside > a:hover img {
        transform: scale(1.07);
    }

@media (max-width: 1199px) {
    .dt-activities-grid {
        grid-template-columns: minmax(0,1fr) 285px;
        gap: 22px;
    }

    .dt-activities-feature .htk-activity-card > a {
        grid-template-columns: minmax(220px, 45%) minmax(0,1fr);
    }
}

@media (max-width: 991px) {
    .dt-activities-grid {
        grid-template-columns: 1fr;
    }

    .dt-activities-aside {
        position: static;
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(240px, .75fr);
        align-items: start;
    }

        .dt-activities-aside > a {
            min-height: 100%;
        }

    .dt-activities-notices .dl-notice-scroll {
        height: 300px;
    }
}

@media (max-width: 599px) {
    .dt-activities {
        padding: 2px 0 20px;
    }

    .dt-activities-heading {
        margin-bottom: 16px;
        padding-bottom: 11px;
    }

        .dt-activities-heading::after {
            font-size: 16px;
        }

        .dt-activities-heading .htk-section-title {
            font-size: 19px;
        }

        .dt-activities-heading .btn-link-new a {
            min-height: 30px;
            padding: 6px 8px;
            font-size: 12px;
        }

    .dt-activities-feature .htk-activity-card > a {
        display: block;
        min-height: 0;
    }

    .dt-activities-feature .htk-activity-card .htk-img {
        height: 215px;
        min-height: 0;
    }

    .dt-activities-feature .r-one-new-active {
        padding: 20px 18px 21px;
    }

        .dt-activities-feature .r-one-new-active::before {
            width: 32px;
            height: 32px;
            margin-bottom: 10px;
        }

        .dt-activities-feature .r-one-new-active strong {
            font-size: 16px;
        }

        .dt-activities-feature .r-one-new-active p {
            font-size: 13px;
        }

    .dt-activities-feature .htk-activity-card .htk-img::after {
        left: 12px;
        bottom: 11px;
        font-size: 8px;
    }

    .dt-activities-cards {
        grid-template-columns: repeat(2, minmax(0,1fr));
        gap: 9px;
    }

        .dt-activities-cards .htk-activity-card .htk-img {
            height: 120px;
        }

        .dt-activities-cards .htk-activity-card .htk-date {
            margin: 9px 10px 0;
            font-size: 9px;
        }

        .dt-activities-cards .htk-activity-card strong {
            margin: 6px 10px 0;
            font-size: 12px;
        }

        .dt-activities-cards .htk-activity-card p {
            margin: 5px 10px 12px;
            font-size: 10px;
        }

    .dt-activities-heading-student {
        margin-top: 6px;
    }

    .dt-activities-aside {
        display: block;
    }

    .dt-activities-notices {
        margin-top: 5px;
        /* border-radius: 20px; */
    }

        .dt-activities-notices h2 {
            font-size: 14px;
        }

        .dt-activities-notices .dl-notice-scroll {
            height: 310px;
        }

        .dt-activities-notices .swiper-slide a {
            padding: 6px 0;
            font-size: 13px;
        }

    .dt-activities-aside > a {
        margin-top: 13px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .dt-activities *, .dt-activities *::before, .dt-activities *::after {
        animation: none !important;
        transition-duration: .01ms !important;
    }
}