* {
    box-sizing: border-box;
}
.guide{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 24px;
    background: #fff;
    border-bottom: 1px solid #E6DFD3;
}
.menu{
    display: flex;
    gap: 23px;
}
.menu-item{
    font-size: 17px;
    color: #9A9182;
    text-decoration: none;
    transition: color 0.2s;
}
.menu-item:hover{
    color: #C8102E;
}
.menu-item.active{
    color: #C8102E;
    font-weight: 600;
}
.logo{
    display: flex;
    align-items: center;
    gap: 14px;
}
.logo-img{
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
}
.logo-text{
    font-size: 20px;
    font-weight: 600;
    line-height: 1.2;
}
.logo-text small{
    display: block;
    font-size: 12px;
    color: #C8102E;
    letter-spacing: 3px;
    margin-top: 2px;
}
.circle-png{
    position: relative;
    overflow: hidden;
    border-radius: 12px;
}
.circle-png-track{
    display: flex;
    transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}
.slide{
    flex:0 0 100%;
    padding: 60px 48px;
    color: #fff;
    min-height: 320px;
}
.slide-1{
    background: url(https://yhxx-images-xcx-1388146993.cos.ap-beijing.myqcloud.com/cut_paper.jpeg) center/cover;
}
.slide-2{
    background: linear-gradient(135deg, #2B6C80, #1A4477);
}
.slide-3{
    background: linear-gradient(135deg, #2D884E, #1A5C32);
}
.slide-tag{
    display: inline-block;
    font-size: 20px;
    padding: 6px 22px;
    border: 1px solid rgba(255,255,255,0.55);
    border-radius: 999px;
    margin-bottom: 20px;
    letter-spacing: 6px;
}
.slide h2{
    font-family: "Noto Serif CJK SC","SimSun",serif;
    font-size: 50px;
    margin: 0 0 12px;
    letter-spacing: 4px;
    font-weight: 700;
}
.slide::before{
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.1); 
    z-index: 1;
}
.slide > *{
    position: relative;
    z-index: 2;
}
.slide p{
    font-size: 22px;
    margin: 0 0 28px;
    opacity: 0.92;
    max-width: 60%;
    line-height: 1.6;
}
.slide-btn{
    display: inline-block;
    font-size: 22px;
    padding: 14px 36px;
    background: #C9A227;
    color: #3a2a00;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
}
.arrow{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background:rgba(255, 255, 255, 0.28);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 40px;
    cursor: pointer;
    border: 1px solid rgba(255,255,255,0.4);
    z-index: 3;
}
.arrow:hover{
    background: rgba(255,255,255,0.5);
}
.arrow.prev{left:20px;}
.arrow.next{right: 20px;}
.dots{
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 14px;
    z-index: 3;
}
.dot{
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: all 0.25s;
}
.dot.active{
    background: #fff;
    width: 40px;
    border-radius: 7px;
}
.features{
    padding: 30px 24px;
    background: #FAF6F0;
}
/*标题*/
.section-title{
    text-align: center;
    margin-bottom: 24px;
}
.section-title h2{
    font-family: "Noto Serif CJK SC","SimSun",serif;
    font-size: 33px;
    margin: 0 0 6px;
    letter-spacing: 3px;

}
.section-title p{
    font-size: 15px;
    color: #9A9182;
    margin: 0;
    letter-spacing: 6px;
}
.section-title::after{
    content: " ";
    display: block;
    width: 54px;
    height: 3px;
    background: #C8102E;
    margin: 12px auto 0;
}
.feature-cards{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.feature-card{
    border-radius: 18px;
    overflow: hidden;
}
.feature-top{
    padding: 27px 21px 21px;
    color: #fff;
    text-align: center;
}
.feature-1 .feature-top{background: linear-gradient(135deg, #C8102E, #9B0E24);}
.feature-3 .feature-top{background: linear-gradient(135deg, #2B6CB0, #1A4477);}
.feature-2 .feature-top{background: linear-gradient(135deg, #2D8B4E, #1A5C32);}
.feature-icon{
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 27px;
    font-family: "Noto Serif CJK SC", serif;
    font-weight: 700;
}
.feature-top h3{
    font-size: 21px;
    margin: 0 0 6px;
}
.feature-top p{
    font-size: 14px;
    margin: 0;
    opacity: 0.85;
    letter-spacing: 2px;
}
/* 卡片白色介绍区 */
.feature-body{
    background: #fff;
    padding: 18px 21px;
    border: 1px solid #E6DFD3;
    border-top: none;
    border-radius: 0 0 18px 18px;
}
.feature-body p{
    font-size: 14px;
    color: #6B6358;
    margin: 0 0 12px;
    line-height: 1.7;
}
/* 标签 */
.feature-tags{
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.feature-tag{
    font-size: 12px;
    padding: 3px 12px;
    border-radius: 999px;
}
.feature-1 .feature-tag{background: #FAF0F1; color: #C8102E;}
.feature-3 .feature-tag{background: #EDF2FA; color: #2B6CB0;}
.feature-2 .feature-tag{background: #EDF7F0; color: #2D8B4E;}
/*==== 更多精彩 ====*/
.more{
    padding: 30px 24px;
    background: #FAF6F0;
}
/*左右分栏*/
.more-left{
    display: grid;
    grid-template-columns: 1fr 1.4fr;   /*左窄右宽*/
    gap: 18px;
    align-items: start;
}
/*卡片通用*/
.card-head{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 9px;
    border-bottom: 1px solid #E6DFD3;
}
.card-head h3{
    font-size: 21px;
    margin: 0;
    color: #C8102E;
    font-weight: 600;
}
.card-head span{
    font-size: 14px;
    color: #9A9182;
    letter-spacing: 3px;
}
/*左：活动资讯*/
.news{
    background: #fff;
    border: 1px solid #E6DFD3;
    border-radius: 18px;
    padding: 18px;
}
.news-list{
    display: flex;
    flex-direction: column;
    gap: 9px;
    max-height: 220px;
    overflow-y: auto;   /*超出可上下滑动*/
}
.news-item{
    font-size: 17px;
    color: #2B2B2B;
    text-decoration: none;
    padding: 4px 0;
    border-bottom: 1px dashed #E6DFD3;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 9px;
}
.news-item:hover{
    color: #C8102E;
}
.news-item b{
    font-weight: 400;
    color: #9A9182;
    font-size: 14px;
    flex-shrink: 0; /*日期不被挤压*/
}
/*右侧*/
.more-right{
    display: flex;
    flex-direction: column;
    gap: 18px;
}
/*右上：剪纸作品*/
.works{
    background: #fff;
    border: 1px solid #E6DFD3;
    border-radius: 18px;
    padding: 18px;
    flex: 3;    /*占3份*/
}
.works-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
.works-item{
    aspect-ratio: 1;    /*正方形*/
    border-radius: 12px;
    overflow: hidden;
    background: linear-gradient(135deg, #C8102E, #9B0E24);
}
.works-item img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
/*右下：剪纸走秀视频*/
.video{
    background: #fff;
    border: 1px solid #E6DFD3;
    border-radius: 18px;
    padding: 18px;
    flex: 2;    /*占2份*/
}
.video-box{
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 12px;
    background: #2B2B2B;
    object-fit: cover;
}
.video-cap{
    font-size: 14px;
    color: #9A9182;
    margin-top: 9px;
    text-align: center;
}