.main-title{
    display: flex;
    align-items: center;
    font-size: 46px;
    font-weight: 700;
    gap:30px;
}
.main-hero{
    position: relative;
}
.main-hero .btn-activity{
    position: absolute;
    color:#fff;
    font-weight: 700;
    background-color: var(--primary-color);
    width: calc(200 / 1920 * 100vw);
    border-radius: calc(10 / 1920 * 100vw);
    line-height: calc(50 / 1920 * 100vw);
    text-align: center;
    font-size: calc(20 / 1920 * 100vw);
    right:calc(284 / 1920 * 100vw);
    bottom:3vw;
    z-index: 2;
}
.main-hero .swiper-slide a{
    display: block;
}
.main-hero .swiper-slide a img{
    display: block;
}
.main-slide-controls{
    position: absolute;
    bottom:50px;
    left:50%;
    transform: translate(-50%,0);
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}
.main-slide-controls .main-slide-pagination{
    display: flex;
    align-items: center;
    width: auto;
    gap:15px;
}
.main-slide-controls .main-slide-pagination .swiper-pagination-bullet{
    opacity: 1;
    transition: background 0.2s, border 0.2s;
    background-color: #fff;
    border:1px solid #747474;
    width: 19px;
    height: 19px;
    margin:0;
}
.main-slide-controls .main-slide-pagination .swiper-pagination-bullet-active{
    border-color: var(--primary-color) !important;
    background-color: var(--primary-color) !important;
}
.main-slide-controls .main-slide-btns {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 17px;
}
.main-slide-controls .main-slide-btns button{
    cursor: pointer;
    background-color: transparent;
    border:0;
    padding:0;
}
.main-slide-controls .main-slide-btns button img{
    display: block;
}
.main-slide-controls .main-slide-btns .main-slide-play{
    display: none;
}
.main-event{
    margin-top: 150px;
    overflow: hidden;
}
.main-event .event-slide-wrap{
    position: relative;
    margin-top: 50px;
    padding-top: 50px;
    border-top: 2px solid #000;
}
.main-event .event-slide-wrap .event-slide-prev,
.main-event .event-slide-wrap .event-slide-next{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    aspect-ratio: 1 / 1;
    border-radius: 100%;
    border:1px solid #000;
    position: absolute;
    z-index: 2;
    top:50%;
    background-color: transparent;
    cursor: pointer;
    padding: 0;
}
.main-event .event-slide-wrap .event-slide-prev img,
.main-event .event-slide-wrap .event-slide-next img{
    width: 30%;
}
.main-event .event-slide-wrap .event-slide-prev{
    left:0;
    transform: translate(calc(-100% - 50px),-50%);
}
.main-event .event-slide-wrap .event-slide-next{
    right:0;
    transform: translate(calc(100% + 50px),-50%);
}
.main-event .swiper-slide a{
    display: block;
}
.main-event .swiper-slide .thumb img{
    display: block;
    width: 100%;
}
.main-event .swiper-slide .info{
    margin-top: 30px;
}
.main-event .swiper-slide .info .tag{
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    font-size: 15px;
    font-weight: 500;
}
.main-event .swiper-slide .info .tag span{
    border:1px solid #000;
    border-radius: 40px;
    padding:0 18px;
    line-height: 30px;
    text-align: center;

}
.main-event .swiper-slide .info .tag .type{
    background-color: #000;
    color:#fff;
}
.main-event .swiper-slide .info .title{
    margin-top: 20px;
    font-size: 24px;
    font-weight: 700;
    line-height: 1.2em;
}
.main-board{
    margin:212px 0 256px;
}
.main-board .inner{
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}
.main-board .board-wrap{
    width: 58%;
}
.main-board .board-tabs{
    display: flex;
    align-items: center;
    margin-bottom: 49px;
}
.main-board .board-tabs button{
    border:0;
    font-weight: 700;
    font-size: 24px;
    line-height: 1.25em;
    color:var(--border-color);
    background-color: transparent;
    cursor: pointer;
    padding:0;
}
.main-board .board-tabs button.active{
    color:#000;
}
.main-board .board-tabs button+button{
    position: relative;
    margin-left: 21px;
    padding-left: 21px;
}
.main-board .board-tabs button+button::before{
    content:'';
    position: absolute;
    left:0;
    top:50%;
    transform: translate(-50%,-50%);
    width: 1px;
    height: 16px;
    background-color: var(--border-color);
}
.main-board .board-content{
    display: none;
    border-top: 2px solid #000;
}
.main-board .board-content.active{
    display: block;
}
.main-board .board-posts{
    display: flex;
    flex-direction: column;
}
.main-board .board-posts li{
    border-bottom: 1px solid #ddd;
}
.main-board .board-posts li a{
    padding:30px 0;
    display: block;
}
.main-board .board-posts li a .subject{
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 23px;
    font-weight: 700;
    line-height: 1;
    transition: color 0.2s ease-in-out;
}
.main-board .board-posts li a:hover .subject{
    color:var(--primary-color);
}
.main-board .board-posts li a .date{
    display: block;
    margin-top: 1em;
    font-size: 18px;
}
@media (max-width: 1500px){
    .main-event .event-slide-wrap .event-slide-prev{
        transform: translate(-50%,-50%);
        background-color: #fff;
    }
    .main-event .event-slide-wrap .event-slide-next{
        transform: translate(50%,-50%);
        background-color: #fff;
    }
    .main-slide-controls{
        bottom:20px;
    }
    .main-slide-controls .main-slide-pagination{
        gap: 8px;
    }
    .main-slide-controls .main-slide-pagination .swiper-pagination-bullet{
        width: 13px;
        height: 13px;
    }
    .main-slide-controls .main-slide-btns{
        gap: 6px;
        margin-left: 10px;
    }
    .main-slide-controls .main-slide-btns button{
        width: 18px;
    }
    .main-event{
        margin-top: 80px;
    }
    .main-title{
        font-size: 34px;
        gap: 16px;
    }
    .main-title img{
        width: 12px;
    }
    .main-event .event-slide-wrap{
        margin-top: 35px;
        padding-top: 35px;
    }
    .main-event .swiper-slide .info{
        margin-top: 18px;
    }
    .main-event .swiper-slide .info .tag{
        gap: 4px;
    }
    .main-event .swiper-slide .info .tag span{
        font-size: 14px;
        padding:0 1.2em;
    }
    .main-event .swiper-slide .info .title{
        font-size: 18px;
        margin-top: 0.8em;
    }
    .main-board{
        margin:130px 0 180px;
    }
    .main-board .board-tabs{
        margin-bottom: 35px;
    }
    .main-board .board-posts li a{
        padding:20px 0;
    }
    .main-board .board-posts li a .subject{
        font-size: 20px;
    }
}
@media (max-width:1300px){
    .main-slide-controls{
        bottom:20px;
    }
    .main-slide-controls .main-slide-pagination{
        gap: 8px;
    }
    .main-slide-controls .main-slide-pagination .swiper-pagination-bullet{
        width: 13px;
        height: 13px;
    }
    .main-slide-controls .main-slide-btns{
        gap: 6px;
        margin-left: 10px;
    }
    .main-slide-controls .main-slide-btns button{
        width: 18px;
    }
    .main-event .event-slide-wrap .event-slide-prev, .main-event .event-slide-wrap .event-slide-next{
        width: 45px;
    }
    .main-event{
        margin-top: 60px;
    }
    .main-title{
        font-size: 27px;
        gap: 16px;
    }
    .main-title img{
        width: 9px;
    }
    .main-event .event-slide-wrap{
        margin-top: 25px;
        padding-top: 25px;
    }
    .main-event .swiper-slide .info{
        margin-top: 18px;
    }
    .main-event .swiper-slide .info .tag{
        gap: 4px;
    }
    .main-event .swiper-slide .info .tag span{
        font-size: 12px;
        padding:0 1.2em;
    }
    .main-event .swiper-slide .info .title{
        font-size: 18px;
        margin-top: 0.8em;
    }
    .main-board{
        margin: 100px 0 150px;
    }
    .main-board .board-tabs{
        margin-bottom: 25px;
    }
    .main-board .board-posts li a{
        padding:20px 0;
    }
    .main-board .board-posts li a .subject{
        font-size: 18px;
    }
    .main-board .board-posts li a .date{
        font-size: 15px;
    }
}


@media (max-width:1024px){
    .event-slide .swiper-slide{
        width: 250px;
    }
    .main-title{
        width: 100%;
    }
    .main-board .inner{
        flex-direction: column;
        align-items: flex-start;
    }
    .main-board .board-wrap{
        width: 100%;
        margin-top: 30px;
    }
   
}
@media (max-width:768px){
    .main-hero .btn-activity{
        position: absolute;
        color:#fff;
        font-weight: 700;
        background-color: var(--primary-color);
        width: calc(190 / 840 * 100vw);
        border-radius: calc(15 / 840 * 100vw);
        line-height: calc(60 / 840 * 100vw);
        text-align: center;
        font-size: calc(20 / 840 * 100vw);
        right:calc(32 / 840 * 100vw);
        bottom: calc(60 / 840 * 100vw);
        z-index: 2;
    }
    
    .main-slide-controls .main-slide-pagination{
        gap: 13px;
    }
    .main-slide-controls .main-slide-pagination .swiper-pagination-bullet{
        width: 16px;
        height: 16px;
    }
    .main-slide-controls .main-slide-btns{
        margin-left: 14px;
    }
    .main-slide-controls .main-slide-btns button{
        width: 23px;
    }
    .main-title{
        font-size: 22px;
        gap: 19px;
    }
    .main-event .swiper-wrapper{
        flex-wrap: wrap;
        gap:33px 16px;
    }
    .event-slide .swiper-slide{
        width: calc((100% - 16px) / 2);
    }
    .event-slide .swiper-slide:nth-child(n+5):nth-child(-n+9999){
        display: none !important;
    }
    .main-event .swiper-slide .info{
        margin-top: 17px;
    }
    .main-event .swiper-slide .info .tag{
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    .main-event .swiper-slide .info .tag span{
        padding:0 18px;
        line-height: 30px;
        font-size: 15px;
    }
    .main-event .swiper-slide .info .title{
        font-size: 16px;
        margin-top: 12px;
    }
    .main-event .event-slide-wrap{
        padding-top: 30px;
        margin-top: 25px;
    }
    .main-event .event-slide-wrap .event-slide-prev, .main-event .event-slide-wrap .event-slide-next{
        display: none;
    }
    .main-board{
        margin:80px 0 158px;
    }
    .main-board .board-wrap{
        margin-top: 20px;
        padding-top: 45px;
        border-top: 2px solid #000;
    }
    .main-board .board-tabs{
        border-bottom: 0;
    }
    .main-board .board-tabs button{
        font-size: 20px;
        line-height: 1.5em;
    }
    .main-board .board-content{
        border-top: 1px solid #ddd;
    }

    
}