/* 关于页面横幅 */

.about-banner {
    position: relative;
    width: 100%;
    min-height: 420px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-banner-modal {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.36);
    z-index: 2;
}

.about-banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/92685_17253348728886.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.about-banner-content {
    position: relative;
    z-index: 10;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.about-banner-title {
    font-size: 44px;
    line-height: 1.3;
    font-weight: bold;
    margin: 8px 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.about-banner-subtitle {
    font-size: 12px;
    line-height: 1.5;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.about-logo {
    width: 42px;
    display: block;
    margin: 0 auto;
    height: auto !important;
}


/* 品牌介绍部分 */

.brand-intro {
    padding: 0;
    background-color: #fff;
    overflow: hidden;
}

.about-container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

.brand-intro-content {
    display: flex;
    align-items: stretch;
    height: 700px;
    width: 100%;
    overflow: hidden;
}

.brand-intro-left {
    flex: 0 0 50%;
    background-color: #f5f5f5;
    position: relative;
    overflow: hidden;
}

.brand-intro-carousel {
    width: 100%;
    height: 100%;
}

.brand-intro-carousel .swiper-wrapper {
    width: 100%;
    height: 100%;
}

.brand-intro-carousel .swiper-slide {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.brand-intro-carousel .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


/* 轮播导航按钮 */

.brand-intro-carousel .swiper-button-prev,
.brand-intro-carousel .swiper-button-next {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.brand-intro-carousel .swiper-button-prev:hover,
.brand-intro-carousel .swiper-button-next:hover {
    background-color: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
}

.brand-intro-carousel .swiper-button-prev::after,
.brand-intro-carousel .swiper-button-next::after {
    font-size: 16px;
    font-weight: bold;
}


/* 轮播指示标识 */

.brand-intro-carousel .swiper-pagination {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    justify-content: center;
}

.brand-intro-carousel .swiper-pagination-bullet {
    width: 10px;
    height: 3px;
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: 0;
    margin: 0;
    opacity: 1;
    transition: all 0.3s ease;
}

.brand-intro-carousel .swiper-pagination-bullet-active {
    background-color: #fff;
    width: 10px;
    margin: 0 8px;
}

.brand-intro-right {
    flex: 0 0 50%;
    background-color: #fff9f3;
    padding: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

.brand-intro-title {
    font-size: 34px;
    line-height: 1.3;
    font-weight: normal;
    margin-bottom: 20px;
    color: #000;
}

.brand-intro-title span {
    text-align: left;
    font-size: 14px;
    line-height: 1.3;
}

.brand-intro-description {
    font-size: 14px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 8px;
    font-weight: 400;
}

.brand-intro-image {
    width: 427px;
    display: block;
    margin-top: 60px;
    height: auto !important;
}


/* 品牌精神部分 */

.brand-spirit {
    background-color: #000;
    padding: 80px 20px 0;
    color: #fff;
}

.brand-spirit-container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 100px;
}

.brand-scirit-content {
    margin-left: -12px;
    margin-right: -12px;
}

.brand-spirit-header {
    text-align: center;
    margin-bottom: 20px;
}

.brand-spirit-title {
    font-size: 34px;
    line-height: 1.3;
    font-weight: normal;
    color: #fff;
}

.brand-spirit-subtitle {
    font-size: 12px;
    color: #fff;
}

.brand-spirit-content {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    width: 100%;
    padding-bottom: 90px;
}

.brand-spirit-item {
    margin: 0;
    width: 25%;
    padding: 12px;
    text-align: center;
    position: relative;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    z-index: 1;
    height: auto !important;
}

.brand-spirit-item-content {
    position: relative;
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    -moz-box-orient: vertical;
    -moz-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    overflow: hidden;
    z-index: 1;
    height: 100%;
    padding: 10px 15px 0;
    background: #fff;
}

.brand-spirit-image {
    overflow: hidden;
}

.brand-spirit-image img {
    width: 100%;
    height: 100%;
    max-height: 100%;
    object-fit: cover;
}

.brand-spirit-item-image {
    width: 98px;
    display: block;
    margin: 0 auto;
    padding-top: 20px;
}

.brand-spirit-item-desc {
    font-size: 14px;
    line-height: 1.5;
    color: #404040;
    margin-top: 12px;
    padding-bottom: 15px;
}

.brand-spirit-item-title {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-top: 20px;
    margin-bottom: 10px;
    text-align: center;
}


/* 品牌荣誉部分 */

.brand-honor {
    background-color: #000;
}

.brand-honor-container {
    width: 85%;
    margin: 0 auto;
    padding: 0 15px;
}

.brand-honor-header {
    text-align: center;
    margin-bottom: 20px;
}

.brand-honor-title {
    font-size: 34px;
    line-height: 1.3;
    font-weight: normal;
    color: #fff;
}

.brand-honor-subtitle {
    font-size: 12px;
    color: #fff;
}

.brand-honor-content {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    width: 100%;
    padding-bottom: 90px;
}

.brand-honor-item {
    margin: 0;
    width: 25%;
    padding: 20px;
    text-align: center;
    position: relative;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    z-index: 1;
    height: auto !important;
}

.brand-honor-item-content {
    position: relative;
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    -moz-box-orient: vertical;
    -moz-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    overflow: hidden;
    z-index: 1;
    height: 100%;
    background: #fff;
    border: 3px solid #fff;
}

.brand-honor-image {
    overflow: hidden;
}

.brand-honor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.brand-honor-info {
    flex: 1;
}

.brand-honor-item-title {
    font-size: 14px;
    color: #fff;
    line-height: 1.5;
    font-weight: normal;
    padding: 6px;
    background: rgba(0, 0, 0, .4);
    position: absolute;
    bottom: 0px;
    left: 0px;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0);
    -webkit-transition: all 0.3s ease-out;
    transition: all 0.3s ease-out
}

.brand-honor-item:hover .brand-honor-item-title {
    opacity: 1;
    visibility: visible;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    -webkit-transition: all 0.3s ease-out;
    transition: all 0.3s ease-out
}


/* 响应式设计 */

@media (max-width: 992px) {
    .brand-intro-content {
        flex-direction: column;
        height: auto;
    }
    .brand-intro-left {
        height: 400px;
        flex: 0 0 100%;
    }
    .brand-intro-right {
        padding: 60px 30px;
        flex: 0 0 100%;
        text-align: center;
    }
    .brand-spirit-content {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .brand-spirit-item {
        width: 100%;
        padding: 0;
    }
    .brand-honor-content {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .brand-honor-item {
        width: 100%;
        padding: 0;
    }
    .brand-intro-image {
        width: 100%;
        max-width: 300px;
        margin: 40px auto 0;
    }
    .brand-spirit-carousel .swiper-pagination-bullet-active {
        width: 20px;
        border-radius: 10px;
        background-color: #fff;
    }
}

@media (max-width: 768px) {
    .about-banner {
        min-height: 250px;
    }
    .about-banner-title {
        font-size: 28px;
    }
    .about-banner-subtitle {
        font-size: 14px;
    }
    .about-container {
        padding: 0 20px;
    }
    .brand-intro {
        padding: 60px 0;
    }
    .brand-intro-left {
        height: 300px;
    }
    .brand-intro-right {
        padding: 40px 20px;
    }
    .brand-intro-title {
        font-size: 24px;
        margin-bottom: 20px;
    }
    .brand-intro-description {
        font-size: 13px;
        line-height: 1.6;
    }
    .brand-intro-image {
        width: 100%;
        max-width: 250px;
        margin: 30px auto 0;
    }
    .brand-spirit {
        padding: 50px 0;
    }
    .brand-spirit-container {
        padding: 0 20px;
    }
    .brand-spirit-title {
        font-size: 24px;
    }
    .brand-spirit-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    .brand-spirit-item-content {
        padding: 10px;
    }
    .brand-spirit-item-desc {
        font-size: 13px;
        padding-bottom: 10px;
    }
    .brand-honor {
        padding: 50px 0;
    }
    .brand-honor-container {
        padding: 0 20px;
        width: 100%;
    }
    .brand-honor-title {
        font-size: 24px;
    }
    .brand-honor-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    .brand-honor-item-content {
        border: 2px solid #fff;
    }
    .brand-honor-item-title {
        font-size: 13px;
        padding: 8px;
    }
}