.title_div {
    display: none;
}
.inner {
    top: 18vh;
}
.main_event {
    overflow-y: auto;
    scrollbar-color: #c9c9c9 #f9f9f9;
    box-sizing: border-box;
    width: 100%;
    height: 82vh;
    background-color: #fff;
    padding: 20px 50px;
}
.main_event_top {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 15px;
}
.main_event_top h2 {
    font-size: 2.5rem;
    font-weight: 500;
}
.main_event_sort form {
    display: flex;
    gap: 20px;
    align-items: center;
    justify-content: space-between;
    font-size: 1rem;    
}
.main_event_sort .sort_by {
    display: flex;
    gap: 10px;
    align-items: center;
}
.main_event_sort .sort_by input[type="radio"] {
    display: none;
}
.main_event_sort .sort_by label {
    position: relative;
    padding-left: 25px;
    cursor: pointer;
    vertical-align: middle;
    color: #ccc;
}
.main_event_sort .sort_by label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border: 2px solid #ccc;
    border-radius: 50%;
    background-color: #fff;
}

.main_event_sort .sort_by input[type="radio"]:checked + label {
    color: #333;
}
.main_event_sort .sort_by input[type="radio"]:checked + label::before {
    border-color: #05C3DD;
    background-color: #05C3DD;
}
.main_event_sort .sort_by input[type="radio"]:checked + label::after {
    content: '';
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background-color: #fff;
    border-radius: 50%;
}

.main_event_sort .order_by {
    display: flex;
    align-items: center;
    gap: 8px;
}
.main_event_sort .order_by label {
    font-size: 0.9rem;
    color: #333;
}
.main_event_sort .order_by select {
    padding: 6px 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background: none;
    font-size: 0.9rem;
    font-weight: 400;
    background-color: #fff;
    color: #333;
    cursor: pointer;
}
.swiper-container-event {
    padding: 20px;
}
.swiper-wrapper-event {
    height: auto;
}
.swiper-slide-event {
    background-color: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    margin-bottom: 10px;
}
.swiper-slide-event:hover {
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
}
.swiper-slide-event .ev_link {
    display: flex;
    flex-direction: column;
    gap: 10px;
    color: inherit;
    text-decoration: none;
}
.swiper-slide-event .ev_img {
    position: relative;
    width: 100%;
    overflow: hidden;
    text-align: center;
}
.swiper-slide-event .ev_img img {
    display: inline-block;
    max-width: 100%;
    height: auto;
}
.swiper-slide-event:hover .ev_img img {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}
.swiper-slide-event .ev_img_ended_overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: grayscale(100%);
}
.swiper-slide-event .ev_tag {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.7rem;
    color: #fff;
    z-index: 10;
}
.swiper-slide-event .ev_tag.ongoing {
    background-color: #05C3DD;
}
.swiper-slide-event .ev_tag.upcoming {
    background-color: #FF9500;
}
.swiper-slide-event .ev_tag.ended {
    background-color: #6B7280;
}
.swiper-slide-event .ev_desc {
    font-size: 0.8rem;
    color: #777;
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 5px;
}
.swiper-slide-event .ev_subject {
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0 15px;
    height: 2em;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.swiper-slide-event .ev_date {
    font-size: 0.7rem;
    color: #777;
    padding: 0 15px 15px 15px;
    display: flex;
    align-items: center;
    gap: 5px;
}
.swiper-slide-event svg {
    width: 12px;
    height: 12px;
    vertical-align: middle;
}
.no_event {
    width: 100%;
    text-align: center;
    padding: 50px 0;
    font-size: 1rem;
    color: #777;
}


@media (max-width: 768px) {
    .inner {
        height: calc(var(--vh, 1vh) * 83);
        top: calc(var(--vh, 1vh) * 17);
    }
    .main_event {
        height: calc(var(--vh, 1vh) * 83);
        padding: 10px;
    }
    .main_event_top {
        gap: 10px;
    }
    .main_event_top h2 {
        font-size: 2rem;
    }
    .main_event_sort .sort_by {
        gap: 5px;
    }
    .main_event_sort .sort_by label {
        padding-left: 20px;
    }
    .main_event_sort .order_by {
        gap: 5px;
    }
    .main_event_sort form {
        font-size: 0.9rem;
        flex-direction: column;
        align-items: flex-end;
        gap: 10px;
    }
    .main_event_sort .order_by select {
        font-size: 0.8rem;
    }
    .swiper-container-event {
        padding: 10px;
        height: auto;
    }
    .swiper-wrapper-event {
        flex-direction: column;
        gap: 20px;
    }
}