.blog_banner{
    padding: 11.8rem 0;
    background: linear-gradient(to bottom, #503820, #836E5B);
}
.blog_banner .tcon h1.title{
    color: white;
    font-weight: 300;
    margin-bottom: 2rem;
    margin-top: 2.5rem;
}
.blog_banner .tcon h1.title em{
    font-style: normal;
}
.blog_banner .tcon p{
    font-size: 1.8rem;
    line-height: 2.8rem;
    max-width: 58.7rem;
    color: rgba(255, 255, 255, 0.6);
}
.blog_banner .left{
    width: 49.27%;
}
.blog_banner .right{
    width: 43.62%;
    position: relative;
}
.blog_banner .right .img{
    border-radius: 1.6rem;
    aspect-ratio: 6/5;
    position: relative;
    z-index: 5;
}
.blog_banner .right::after{
    content: "";
    position: absolute;
    width: 115%;
    height: 115%;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    border: 3px solid rgba(193, 152, 91, 0.07);
    border-radius: 1.6rem;
    z-index: 1;
}
.blog_banner .right::before{
    content: "";
    position: absolute;
    width: 130%;
    height: 130%;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    border: 3px solid rgba(193, 152, 91, 0.07);
    border-radius: 1.6rem;
    z-index: 1;
}
.blog_banner .form_con{
    margin-top: 5.4rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20rem;
    background-color: #806B58;
    position: relative;
    max-width: 54rem;
}
.blog_banner .form_con input[type="text"]{
    line-height: 6.5rem;
    padding: 0 1.5rem;
    color: white;
    flex: 1;
    font-size: 1.8rem;
    width: 100%;
    border-radius: 20rem;
    transition: all 0.3s;
    outline: 1px solid transparent;
}
.blog_banner .form_con input[type="text"]:focus{
    outline: 1px solid #fff;
}
.blog_banner .form_con input[type="submit"]{
    display: none;
}

.blog_banner .form_con .btn{
    line-height: 6.4rem;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    padding: 0 4rem;
}
.blog_banner .form_con .btn:before{
    content: "";
    width: 1.8rem;
    height: 1.8rem;
    display: inline-block;
    margin-right: 0.7rem;
    background: url('../img/icon_search.svg') no-repeat center/contain;
}
.blog_banner .left{
    width: 40.86%;
}
.blog_banner .right{
    width: 43.47%;
}
.blog_banner .right .img{
    aspect-ratio: 6/5;
}
.blog_main{
    padding: 16.5rem 0 16rem;
    background-color: #FFFEF9;
}
.blog_main .main ul{
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 4rem 3rem;
}
.blog_main .head{
    margin-bottom: 5rem;
}
.blog_main .nav ul{
    display: flex;
    gap: 2rem;
}
.blog_main .nav li a{
    display: inline-block;
    line-height: 5.2rem;
    padding: 0 3.4rem;
    border: 1px solid rgba(22, 22, 22, 0.4);
    border-radius: 20rem;
}
.blog_main .nav li.active a{
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
}
.blog_main p.center .btn{
    margin-top: 3.8rem;
    line-height: 6.2rem;
    padding: 0 3rem;
    font-size: 1.6rem;
}

.blog_newsletter{
    padding: 8.4rem 0;
    background-color: #F7F4EF;
}
.blog_newsletter .icon_email{
    width: 6.4rem;
    height: 6.4rem;
    border-radius: 1.6rem;
    display: block;
    margin-left: auto;
    margin-right: auto;
    background: url('../img/newsletter_email.svg') no-repeat center/contain;
}
.blog_newsletter .tcon p{
    max-width: 72rem;
    margin-left: auto;
    margin-right: auto;
}
.blog_newsletter .tcon{
    margin-bottom: 3.5rem;
}
.blog_newsletter .tcon h2{
    margin-bottom: 2rem;
}
.blog_newsletter .form_con{
    border: 1px solid #e8e0d4;
    border-radius: 20rem;
    background-color: white;
    max-width: 55rem;
    position: relative;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 2.3rem;
}
.blog_newsletter .form_con input[type="email"]{
    line-height: 5.5rem;
    color: var(--title);
    width: 100%;
    padding: 0 2rem;
    outline: 1px solid transparent;
    transition: all 0.3s;
    border-radius: 20rem;
}
.blog_newsletter .form_con input[type="submit"]{
    border-radius: 20rem;
    position: absolute;
    height: 100%;
    right: 0;
    background-color: #C8943E;
    top: 0;
    padding: 0 3.8rem;
    font-size: 1.6rem;
    font-weight: 400;
}
.blog_newsletter .form_con input[type="email"]:focus{
    outline: 1px solid var(--primary);
}

.blog_newsletter .form_con input[type="submit"]:hover{
    background-color: var(--title);
}
.blog_newsletter p.center{
    color: #aaaaaa;
    font-size: 1.5rem;
}

@media screen and (min-width: 769px) and (max-width: 1024px) {
    .blog_banner {
        padding: 9rem 0;
    }
    .blog_banner .left {
        width: 46%;
    }
    .blog_banner .right {
        width: 46%;
    }
    .blog_banner .form_con .btn {
        padding: 0 2.6rem;
    }
    .blog_main {
        padding: 10rem 0;
    }
    .blog_main .head {
        margin-bottom: 4rem;
    }
    .blog_main .main ul {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem 2.4rem;
    }
    .blog_main .nav li a {
        padding: 0 2.4rem;
    }
    .blog_newsletter {
        padding: 7rem 0;
    }
}
@media screen and (max-width: 768px) {
    .blog_banner {
        padding: 40px 0 50px;
    }
    .blog_banner .main {
        flex-wrap: wrap;
    }
    .blog_banner .left,
    .blog_banner .right {
        width: 100%;
    }
    .blog_banner .tcon h1.title {
        margin-top: 12px;
        margin-bottom: 12px;
    }
    .blog_banner .tcon p {
        max-width: none;
        font-size: 14px;
        line-height: 1.6;
    }
    /* 胶囊形搜索框 + 绝对定位按钮在窄屏会盖住输入框，拆成上下两行 */
    .blog_banner .form_con {
        margin-top: 24px;
        max-width: none;
        border: none;
        background-color: transparent;
    }
    .blog_banner .form_con input[type="text"] {
        line-height: 44px;
        font-size: 14px;
        padding: 0 16px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        background-color: #806B58;
    }
    .blog_banner .form_con .btn {
        position: static;
        transform: none;
        line-height: 42px;
        padding: 0 20px;
        margin-top: 12px;
    }
    .blog_banner .form_con .btn:before {
        width: 14px;
        height: 14px;
    }
    .blog_banner .right {
        margin-top: 36px;
    }
    .blog_banner .right::before,
    .blog_banner .right::after {
        display: none;
    }
    .blog_banner .right .img {
        border-radius: 12px;
    }
    .blog_main {
        padding: 50px 0;
    }
    .blog_main .head {
        flex-wrap: wrap;
        margin-bottom: 24px;
    }
    .blog_main .head .tcon {
        width: 100%;
    }
    .blog_main .nav {
        width: 100%;
        min-width: 0;
        margin-top: 16px;
    }
    .blog_main .nav ul {
        gap: 10px;
        width: 100%;
        flex-wrap: nowrap;
        overflow-x: auto;
    }
    .blog_main .nav li a {
        line-height: 36px;
        padding: 0 16px;
        font-size: 13px;
        white-space: nowrap;
    }
    .blog_main .main ul {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px 12px;
    }
    .blog_main p.center .btn {
        margin-top: 24px;
        line-height: 42px;
        padding: 0 20px;
        font-size: 14px;
    }
    .blog_newsletter {
        padding: 50px 0;
    }
    .blog_newsletter .icon_email {
        width: 48px;
        height: 48px;
    }
    .blog_newsletter .tcon {
        margin-bottom: 24px;
    }
    .blog_newsletter .tcon h2 {
        margin-bottom: 12px;
    }
    .blog_newsletter .tcon p {
        max-width: none;
    }
    .blog_newsletter .form_con {
        max-width: none;
        border: none;
        background-color: transparent;
        margin-bottom: 16px;
    }
    .blog_newsletter .form_con input[type="email"] {
        line-height: 44px;
        font-size: 14px;
        padding: 0 16px;
        border: 1px solid #e8e0d4;
        background-color: white;
    }
    .blog_newsletter .form_con input[type="submit"] {
        position: static;
        width: 100%;
        height: 44px;
        margin-top: 12px;
        padding: 0 20px;
        font-size: 14px;
    }
    .blog_newsletter p.center {
        font-size: 13px;
    }
}
@media screen and (max-width: 576px) {
    .blog_main .main ul {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}