:root {
    --primary-color: #333333;
    --secondary-color: #666666;
    --third-color: #c5c5c5;
    --light-gray: #f5f5f5;
    --dark-gray: #222222;
    --white: #ffffff;
    --error-color: #c70404;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--primary-color);
    overflow-x: hidden;
    touch-action: pan-y;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

header {
    background-color: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    height: 100px;
    display: flex;
    align-items: center;
}
 header .logo {
    width: 90px;
    height: 90px;
    float: left;
    margin-right: 10px;
}   
header h1 {
    color: var(--primary-color);
    float: left;
}

nav {
    float: right;
     margin: 25px 0px;
}

nav ul {
    list-style: none;
}

/* 导航菜单美化 */
nav ul {
    display: flex;
    gap: 15px;
}

nav ul li {
    position: relative;
    list-style: none;
}

nav ul li > a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    padding: 8px 15px;
    border-radius: 4px;
    transition: all 0.3s ease;
    display: block;
}

nav ul li > a:hover {
    background-color: var(--light-gray);
    color: var(--dark-gray);
}

/* 有子菜单的项添加提示符 */
nav ul li.has-submenu > a::after {
    content: " ▾";
    font-size: 0.8em;
    margin-left: 5px;
}

/* 移动端展开状态提示符 */
@media (max-width: 768px) {
    nav ul li.has-submenu.active > a::after {
        content: " ▴";
    }

    /* 二级菜单竖向显示效果 */
    nav ul li ul {
        position: static;
        background-color: transparent;
        box-shadow: none;
        transform: none;
        display: none;
        width: 100%;
        padding-left: 15px;
    }

    nav ul li:hover ul {
        transform: none;
    }

    nav ul li.active ul {
        display: block;
    }

    nav ul li ul li {
        opacity: 1;
        transform: none;
        transition: none;
        margin: 5px 0;
    }
}

/* 桌面端保持原有样式 */
@media (min-width: 769px) {
    nav ul li ul {
        position: absolute;
        top: 100%;
        left: 0;
        background-color: var(--white);
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        border-radius: 4px;
        min-width: 200px;
        z-index: 1000;
        transform: scaleY(0);
        transform-origin: top;
        transition: transform 0.3s ease;
        display: block;
    }
    
    nav ul li:hover ul {
        transform: scaleY(1);
    }
    
    nav ul li ul li {
        opacity: 0;
        transform: translateY(-10px);
        transition: all 0.3s ease;
        transition-delay: calc(var(--i) * 0.1s);
    }
    
    nav ul li:hover ul li {
        opacity: 1;
        transform: translateY(0);
    }
}

nav ul li ul li {
    margin: 0;
    border-bottom: 1px solid var(--light-gray);
}

nav ul li ul li:last-child {
    border-bottom: none;
}

nav ul li ul li a {
    padding: 10px 15px;
    color: var(--dark-gray);
    display: block;
    font-size: 14px;
}

nav ul li ul li a:hover {
    background-color: var(--light-gray);
}

.hero {
    background-color: var(--light-gray);
    /* padding: 100px 0; */
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 30px 0;
    text-align: center;
}

.shop-container {
    display: flex;
    gap: 30px;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.vehicle-listings {
    flex: 1;
    min-width: 0;
    width: calc(100% - 330px);
}

.pagination {
    display: flex;
    justify-content: center;
    margin: 20px 0;
    gap: 5px;
}

.pagination a {
    color: #333;
    padding: 8px 16px;
    text-decoration: none;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.pagination a.active {
    background-color: #333;
    color: white;
    border-color: #333;
}

.pagination a:hover:not(.active) {
    background-color: #f5f5f5;
}

/* Shop page listing grid */
.shop-page .listing-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    width: 100%;
}

/* Make page listing grid */
.listing-grid.make-page {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 15px;
    width: 100%;
}

@media (max-width: 1200px) {
    .make-page .listing-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 1024px) {
    .shop-page .listing-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .make-page .listing-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .shop-container {
        display: flex;
        flex-direction: column;
    }
    .shop-page .listing-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .make-page .listing-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
        gap: 8px !important;
    }
    html body .make-page .listing-grid,
    body .make-page .listing-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    }
    .search-sidebar {
        order: 2;
        width: 100%;
        margin-top: 30px;
    }
    .listing-item {
        padding: 8px;
    }
    .listing-item img {
        margin: 5px auto 0px;
    }
}

/* PC端默认6个一行 */
.listing-grid.make-page {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 20px;
}

/* 平板端4个一行 */
@media (max-width: 1024px) {
    .make-page .listing-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 480px) {
    .make-page .listing-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
        gap: 8px !important;
    }
    .make-page .listing-item {
        min-width: 0 !important;
    }
}

@media (max-width: 1200px) {
    .listing-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .shop-container {
        flex-direction: column;
    }
    
    .vehicle-listings {
        width: 100%;
    }
    
    .listing-grid {
        grid-template-columns: 1fr;
    }
}

.shop-container {
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 30px;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    align-items: start;
}

.vehicle-listings {
    width: calc(100% - 290px);
}

.search-sidebar {
    width: 260px;
}

.vehicle-listings {
    grid-column: 1;
    width: 100%;
}

.listing-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    width: 100%;
}

.search-sidebar {
    grid-column: 2;
    grid-row: 1;
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    position: sticky;
    top: 120px;
    height: fit-content;
    margin-bottom: 30px;
}

.recommended-models {
    margin: 50px 0 50px 0;
}

.related-news {
    margin: 30px 0;
    background: #f9f9f9;
    border-radius: 8px;
}

.related-news h3 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid transparent;
    background: linear-gradient(to right, #000 50px, #eee 50px);
    background-position: bottom;
    background-size: 100% 1px;
    background-repeat: no-repeat;
}

.news-item {
    display: flex;
    /* gap: 15px; */
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.news-image {
    width: 80px !important;
    height: 60px !important;
    min-width: 80px !important;
    min-height: 60px !important;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}

.news-content {
    flex: 1;
    min-width: 0;
    width: calc(100% - 95px); /* 80px图片宽度 + 15px间距 */
}

.news-title {
    font-size: 14px;
    font-weight: normal;
    margin-bottom: 4px;
    line-height: 1.2;
    white-space: normal;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}
.news-title a{
    color: var(--secondary-color);
    text-decoration-line: none;
}
.news-title a:hover{
    color: var(--dark-gray);    
    text-decoration-line: none;
}

.news-date {
    font-size: 12px;
    color: #666;
}

.recommended-models h3 {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid transparent;
    background: linear-gradient(to right, #000 50px, #eee 50px);
    background-position: bottom;
    background-size: 100% 1px;
    background-repeat: no-repeat;
}

.recommended-item {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.recommended-item img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
}

.recommended-info {
    flex: 1;
}

.recommended-info h4 {
    margin: 0 0 5px 0;
    font-size: 14px;
}
.recommended-info  h4 a{
     color: #666;
    text-decoration: none;
}
.recommended-info h4 a:hover{
     color: #000;
    text-decoration: none;
}

.update-date {
    font-size: 12px;
    color: #666;
    margin: 0;
}

@media (max-width: 1024px) {
    .listing-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .shop-container {
        grid-template-columns: 1fr;
    }
    .search-sidebar {
        position: static;
        grid-column: 1;
        margin-top: 30px;
        background: #f9f9f9;
        padding: 20px;
        border-radius: 8px;
        height: fit-content;
    }
}

.vehicle-listings {
    width: 100%;
}

.search-sidebar {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    height: fit-content;
    position: sticky;
    top: 120px;
}

.search-panel h3 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid transparent;
    background: linear-gradient(to right, #000 50px, #eee 50px);
    background-position: bottom;
    background-size: 100% 1px;
    background-repeat: no-repeat;
}

.search-field {
    margin-bottom: 15px;
}

.search-field label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    font-size: 14px;
}

.search-field select,
.search-field input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.search-field select {
    max-width: 100%;
    box-sizing: border-box;
}

.search-field select option {
    white-space: normal;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 768px) {
    .search-field select {
        width: 100% !important;
    }
}

.price-slider .thumb {
    position: absolute;
    width: 16px;
    height: 16px;
    background: #333;
    border-radius: 50%;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    cursor: pointer;
    z-index: 2;
    margin: 0 !important;
    padding: 0 !important;
}

.price-slider {
    height: 5px;
    background: #eee;
    margin-top: 15px;
    position: relative;
    border-radius: 5px;
}

.price-slider .track {
    position: absolute;
    height: 100%;
    background: #333;
    border-radius: 5px;
}

.price-slider .thumb {
    position: absolute;
    width: 16px;
    height: 16px;
    background: #333;
    border-radius: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    z-index: 2;
    margin-top: 0 !important;
}

.price-slider .thumb.min {
    left: 0;
    transform: translateY(-50%);
}

.price-slider .thumb.max {
    right: 0;
    left: auto;
    transform: translateY(-50%);
}

.index-search-button {
    padding: 6px;
    background: #333;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
    text-align: center;
    display: block;
    
}
.index-search-button button{
    padding: 4px 8px;
    font-size: 1.0em;
    background-color: transparent;
    color: #fff;
    border: 0px;
}
.search-button {
    width: 100%;
    padding: 12px;
    background: #333;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
    text-align: center;
    display: block;
}

/* Removed duplicate listing-grid definition */

@media (max-width: 1200px) {
    .listing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 已合并到前面的768px媒体查询中，可删除此块 */

.listing-item {
    background-color: var(--white);
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.listing-item img {
    width: 90%;
    height: auto;
    margin: 5px auto 5px;
    border-radius: 5px;
    padding: 5px;
    box-sizing: border-box;
}

.listing-item .secondary-image {
    width: 100%;
    margin: 5px auto;
    opacity: 0.9;
    transition: all 0.3s ease;
}

.listing-item:hover .secondary-image {
    opacity: 1;
    transform: scale(1.05);
}

.listing-item h3 {
    margin: 5px 0;
    text-align: center;
    font-size: 14px;
    color: #666;
}

.listing-item h3 a {
    color: #666;
    text-decoration: none;
}

.listing-item h3 a:hover {
    color: #000;
}

.price {
    /* display: block; */
    font-weight: bold;
    color: var(--primary-color);
    margin-top: 10px;
}

.detail-content {
    display: grid;
    grid-template-columns: 1.05fr 0.65fr;
    gap: 30px;
    margin-top: 30px;
}

/* 新增模块布局样式 */
.detail-extension {
    display: flex;
    margin-top: 30px;
    gap: 20px;
}

.extension-left {
    flex: 0 0 80%;
    max-width: 80%;
}

.extension-right {
    flex: 0 0 20%;
    max-width: 20%;
}

/* 统一选项卡样式 */
.tab-header {
    display: flex;
    border-bottom: 1px solid #eee;
    margin-bottom: 15px;
}

.tab-header button.tab-button {
    padding: 10px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: #666;
    border-bottom: 2px solid transparent;
}

.tab-header button.tab-button.active {
    color: #333;
    border-bottom: 2px solid #333;
}
.vehicle-description p img {
   margin:0px;
   border:0px;
   display: block;
   overflow: hidden;
}
/* FAQ样式 */
.faq-item {
    margin-bottom: 10px;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: #f5f5f5;
    cursor: pointer;
}

.faq-answer {
    padding: 10px;
    display: none;
    background: #f9f9f9;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .detail-extension {
        flex-direction: column;
    }
    
    .extension-left,
    .extension-right {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .make-page .listing-grid {
        grid-template-columns: repeat(4, 1fr) !important;
    }

    .detail-content {
        grid-template-columns: 1fr;
        gap: 20px;
        width: 100%;
        max-width: 100%;
        padding: 0;
    }
    
    .parameter-tabs {
        width: 100%;
        padding: 0 15px;
        box-sizing: border-box;
    }
    
    .vehicle-gallery {
        order: -1;
        width: 100%;
        max-width: 100vw;
        padding: 0 15px;
        box-sizing: border-box;
        overflow: hidden;
    }

    .thumbnail-scroller {
        max-width: 100vw;
    }

    .thumbnail-container {
        padding: 5px 15px;
    }
    
    .thumbnail-scroller {
        width: 100%;
        max-width: 100%;
        padding: 0;
        box-sizing: border-box;
    }
    
    .thumbnail-container {
        width: 100%;
        margin: 0;
        padding: 5px 40px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        display: flex;
        gap: 10px;
    }

    .gallery-main {
        width: 100%;
        max-width: 100%;
        padding: 0;
        box-sizing: border-box;
    }

    .main-image {
        width: 100%;
        padding: 0 15px;
        box-sizing: border-box;
    }
    
    .vehicle-gallery > * {
        max-width: 100% !important;
        width: 100% !important;
    }
    
    .thumbnail:nth-child(n+5) {
        display: none;
    }

    .thumbnail {
        scroll-snap-align: start;
        min-width: 80px;
        flex: 0 0 80px;
    }
}

/* 新版相册样式 */
.vehicle-gallery {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 0 auto;
    max-width: 800px;
    width: 100%;
    overflow: hidden;
}

.main-preview {
    width: 100%;
    max-width: 100%;
    aspect-ratio: 16/9;
    position: relative;
    overflow: hidden;
}

.preview-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.main-preview {
    width: 100%;
    height: 300px;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    display: block !important; /* 确保始终显示 */
}

.preview-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s;
}

.preview-image:hover {
    transform: scale(1.02);
}

.thumbnail-gallery {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
}

.thumb-container {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    flex: 1;
    padding: 5px 0;
}

.thumb-container::-webkit-scrollbar {
    display: none;
}

.thumb {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    scroll-snap-align: start;
    opacity: 0.7;
    transition: all 0.3s;
}

.thumb:hover, .thumb.active {
    opacity: 1;
    transform: scale(1.05);
}

.thumb-nav {
    width: 30px;
    height: 60px;
    background: rgba(0,0,0,0.6);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.thumb-nav:hover {
    background: rgba(0,0,0,0.8);
}

.thumb-nav.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* 全屏模态框样式 */
.fullscreen-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.fs-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
}

.fs-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.3);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
}

.fs-nav.prev {
    left: 20px;
}

.fs-nav.next {
    right: 20px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .main-preview {
        height: 250px;
    }
    
    .thumb {
        width: 60px;
        height: 45px;
    }
}

@media (min-width: 768px) and (max-width: 1024px) {
    .main-preview {
        height: 350px;
    }
}

/* 新版相册样式 */
.vehicle-gallery {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 0 auto;
    max-width: 800px;
}

.main-preview {
    width: 100%;
    height: 300px;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.preview-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s;
}

.preview-image:hover {
    transform: scale(1.02);
}

.thumbnail-gallery {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
}

.thumb-container {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    flex: 1;
    padding: 5px 0;
}

.thumb-container::-webkit-scrollbar {
    display: none;
}

.thumb {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    scroll-snap-align: start;
    opacity: 0.7;
    transition: all 0.3s;
}

.thumb:hover, .thumb.active {
    opacity: 1;
    transform: scale(1.05);
}

.thumb-nav {
    width: 30px;
    height: 60px;
    background: rgba(0,0,0,0.6);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.thumb-nav:hover {
    background: rgba(0,0,0,0.8);
}

.thumb-nav.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* 全屏模态框样式 */
.fullscreen-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.fs-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
}

.fs-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.3);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
}

.fs-nav.prev {
    left: 20px;
}

.fs-nav.next {
    right: 20px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .main-preview {
        height: 250px;
    }
    
    .thumb {
        width: 60px;
        height: 45px;
    }
}

@media (min-width: 768px) and (max-width: 1024px) {
    .main-preview {
        height: 350px;
    }
}

/* 新版相册样式 */
.vehicle-gallery {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 0 auto;
    max-width: 800px;
}

.main-preview {
    width: 100%;
    height: 300px;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.preview-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s;
}

.preview-image:hover {
    transform: scale(1.02);
}

.thumbnail-gallery {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
}

.thumb-container {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    flex: 1;
    padding: 5px 0;
}

.thumb-container::-webkit-scrollbar {
    display: none;
}

.thumb {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    scroll-snap-align: start;
    opacity: 0.7;
    transition: all 0.3s;
}

.thumb:hover, .thumb.active {
    opacity: 1;
    transform: scale(1.05);
}

.thumb-nav {
    width: 30px;
    height: 60px;
    background: rgba(0,0,0,0.6);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.thumb-nav:hover {
    background: rgba(0,0,0,0.8);
}

.thumb-nav.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* 全屏模态框样式 */
.fullscreen-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.fs-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
}

.fs-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.3);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
}

.fs-nav.prev {
    left: 20px;
}

.fs-nav.next {
    right: 20px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .main-preview {
        height: 250px;
    }
    
    .thumb {
        width: 60px;
        height: 45px;
    }
}

@media (min-width: 768px) and (max-width: 1024px) {
    .main-preview {
        height: 350px;
    }
}

/* 车辆相册主容器 */
.vehicle-gallery {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* 主图展示区 */
.gallery-main {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    border-radius: 8px;
}

.main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.3s;
}

/* 缩略图导航区 */
.thumbnail-scroller {
    position: relative;
    width: 100%;
    max-width: 630px; /* 7张缩略图 + 间隙 + 按钮 */
    margin: 0 auto;
}

.thumbnail-container {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 5px 40px;
    scrollbar-width: none;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
}

.thumbnail-scroll-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 60px;
    background: rgba(0,0,0,0.6);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 18px;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    pointer-events: auto;
}

.thumbnail-scroll-button:hover {
    background: rgba(0,0,0,0.8);
}

.thumbnail-scroll-button.prev {
    left: 0;
}

.thumbnail-scroll-button.next {
    right: 0;
}

.thumbnail-container {
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    touch-action: pan-y;
}

.thumbnail-scroll-button:hover {
    background: rgba(0,0,0,0.6);
    transform: translateY(-50%) scale(1.05);
}

.thumbnail-scroll-button.prev {
    left: 0;
}

.thumbnail-scroll-button.next {
    right: 0;
}

.thumbnail-container::after {
    content: '';
    position: absolute;
    right: 30px;
    top: 0;
    bottom: 0;
    width: 30px;
    background: linear-gradient(to right, rgba(255,255,255,0), rgba(255,255,255,1));
    pointer-events: none;
}

.thumbnail-container::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 30px;
    background: linear-gradient(to left, rgba(255,255,255,0), rgba(255,255,255,1));
    pointer-events: none;
}

/* 缩略图滚动效果优化 */
.thumbnail {
    scroll-snap-align: start;
    transition: transform 0.2s ease;
}

/* 禁用按钮状态 */
.thumbnail-scroll-button.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.thumbnail-container::-webkit-scrollbar {
    display: none;
}

.thumbnail {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    opacity: 0.7;
    transition: all 0.3s;
    flex-shrink: 0;
}

.thumbnail:hover, .thumbnail.active {
    opacity: 1;
    transform: scale(1.05);
}

/* 导航箭头 */
.nav-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background 0.3s;
}

.nav-arrow:hover {
    background: rgba(0,0,0,0.8);
}

.nav-arrow.prev {
    left: 15px;
}

.nav-arrow.next {
    right: 15px;
}

/* 全屏模态框 */
.gallery-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    z-index: 1000;
    overflow: hidden;
}

.modal-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.close-modal {
    position: absolute;
    top: 30px;
    right: 30px;
    color: white;
    font-size: 30px;
    cursor: pointer;
    z-index: 1001;
}

.modal-nav-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.2);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
}

.modal-nav-arrow:hover {
    background: rgba(255,255,255,0.4);
}

.modal-nav-arrow.prev {
    left: 30px;
}

.modal-nav-arrow.next {
    right: 30px;
}

/* 参数选项卡 */
.parameter-tabs {
    display: flex;
    flex-direction: column;
 
}

.tab-header {
    display: flex;
    border-bottom: 1px solid #eee;
    margin-bottom: 15px;
}

.tab-button {
    padding: 10px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: #666;
    border-bottom: 2px solid transparent;
}

.tab-button.active {
    color: #333;
    border-bottom: 2px solid #333;
}

.tab-content {
    display: none;
    padding: 15px 0;
}

.tab-content.active {
    display: block;
}

.parameter-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #f5f5f5;
}

.parameter-label {
    font-weight: 500;
    color: #666;
}

.parameter-value {
    font-weight: 600;
    color: #333;
}

.specs {
    margin: 20px 0;
}

.specs li {
    margin-bottom: 8px;
}

.cta-button {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 12px 25px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.news-item {
    background-color: var(--white);
    padding: 5px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.date {
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.news-detail img {
    width: 100%;
    height: auto;
    border-radius: 5px;
}

.meta {
    color: var(--secondary-color);
    margin-bottom: 20px;
}



.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 40px;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.contact-content h2 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.contact-content h2::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 3px;
    background: #333;
}

.contact-info {
    background: #f9f9f9;
    padding: 25px;
    border-radius: 8px;
}

.contact-info i {
    width: 45px;
    height: 45px;
    background-color: #dddddd;
    font-size: 1.5rem;
    color: #fff;
    margin-right: 10px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.contact-info .info-item {
    margin-bottom: 25px;
    border-bottom: 1px solid #eee;
}
.contact-info .info-item a{
    color: var(--secondary-color);
    text-decoration-line: none;
}
.contact-info .info-item a:hover{
    color: var(--primary-color);
    text-decoration-line: none;
}
.contact-info .info-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.contact-info h3 {
    font-size: 1.4rem;
    color: #333;
    margin-bottom: 50px;
}

.contact-info p {
    color: #666;
    line-height: 3.0;
    display: flex;
    align-items: center;
    gap: 20px;
   
}

 .social ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  list-style: none;
  
}

.social ul li + li {
  margin-left: 10px;
  
}

 .social ul li a {
  color: #71788A;
  border-radius: 8px;
  width: 32px;
  height: 32px;
  line-height: 32px;
  border: 1px solid #E7E7ED;
  display: block;
  text-align: center;
  font-size: 16px;
}

.social ul li a:hover {
  background: #5c5c5c;
  color: #fff;
}

.social ul li a .fi:before {
  font-size: 14px;
}

.message-form {
    padding: 25px;
    background: #f9f9f9;
    border-radius: 8px;
}
.required_alt{
    color:var(--second-color);
    font-size: 0.8rem;
    margin-bottom: 10px;
}
.error_alt{
    color:var(--error-color);
    font-size: 0.8rem;
}
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #666;
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,0,0,0.05);
}

.submit-button {
    background-color: #333;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s;
}

.submit-button:hover {
    background-color: #555;
    transform: translateY(-2px);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 20px;
    }
    
    .contact-info,
    .message-form {
        padding: 20px;
    }
}

.contact-info {
    background-color: var(--light-gray);
    padding: 20px;
    border-radius: 5px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.news-content {
    line-height: 1.8;
}

.hero-wrapper {
    width: 100%;
    overflow: hidden;
}

/* 轮播图高度统一解决方案 */
.carousel-container {
    position: relative;
    width: 100%;
    height: calc(100vh - 600px);
    min-height: 400px;
    overflow: hidden;
}

.carousel-slides {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 1s ease;
    z-index: 1;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 2;
}

.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    padding: 15px;
    font-size: 24px;
    cursor: pointer;
    z-index: 10;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-arrow.prev {
    left: 20px;
}

.carousel-arrow.next {
    right: 20px;
}

.carousel-arrow:hover {
    background: rgba(0,0,0,0.8);
}

.carousel-dots-container {
    position: absolute;
    bottom: 30px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    z-index: 10;
}

.carousel-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: white;
    transform: scale(1.3);
}

/* 移动端响应式样式 */
@media (max-width: 768px) {
    .carousel-container {
        height: auto;
        aspect-ratio: 16/9;
        min-height: 200px;
    }
    
    .carousel-slides {
        position: relative;
        padding-top: 56.25%; /* 16:9 比例 */
    }
    
    .carousel-slide {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    
    .carousel-arrow {
        width: 36px;
        height: 36px;
        font-size: 16px;
        padding: 8px;
    }
    
    .carousel-slide .slide-content h2 {
        font-size: 1.5rem;
        margin-bottom: 8px;
    }
    
    .carousel-slide .slide-content p {
        font-size: 0.9rem;
        margin-bottom: 12px;
    }
    
    .carousel-slide .cta-button {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
    
    .carousel-dots-container {
        bottom: 15px;
    }
}

@media (max-width: 480px) {
    .carousel-container {
        aspect-ratio: 4/3;
    }
    
    .carousel-slide .slide-content h2 {
        font-size: 1.3rem;
    }
    
    .carousel-slide .slide-content p {
        font-size: 0.8rem;
    }
    
    .carousel-slide .slide-content {
        padding: 0 20px;
    }
    
    .carousel-arrow {
        width: 30px;
        height: 30px;
        font-size: 14px;
    }
    
    .dot {
        width: 8px;
        height: 8px;
    }
}

.hero-container {
    position: relative;
    width: 100%;
}

.hero-wrapper {
    position: relative;
    overflow: hidden;
}

.hero {
    position: absolute;
    top: 0;
    left: 0;
    width: 300%;
    display: flex;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide {
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
}

/* 轮播图圆点指示器解决方案 */
.hero-container {
    position: relative;
    width: 100%;
    height: 500px;
}

.carousel-dots-container {
    position: absolute;
    bottom: 30px;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 10;
}

.carousel-dots {
    display: flex;
    gap: 10px;
    padding: 8px 16px;
}

.dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333;
    font-size: 12px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background-color: white;
    transform: scale(1.2);
}

.hero-wrapper {
    position: relative;
    height: 500px;
    overflow: hidden;
}

.dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s;
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark-gray);
    font-size: 12px;
    font-weight: bold;
}

.dot.active {
    background-color: white;
    transform: scale(1.2);
}


.carousel-dots {
    position: absolute;
    bottom: 30px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 10px;
    z-index: 10;
}

.carousel-slides {
    display: flex;
    width: 300%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide {
    flex: 1;
    width: 33.333%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
}

.slide-content {
    text-align: center;
    padding: 0 20px;
    max-width: 800px;
}

.carousel-dots {
    position: absolute;
    bottom: 30px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--secondary-color);
    cursor: pointer;
    transition: background-color 0.3s;
}

.dot.active {
    background-color: var(--white);
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.features {
    padding: 80px 0;
    text-align: center;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 20px;
}

.feature-item {
    padding: 30px;
    border-radius: 5px;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.feature-item img {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.feature-item p{ text-align: left;}

/* 主标题样式 */
.feature-item h3 {
    /* font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
    line-height: 1.3; */

    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.0;
    text-align: left;

}

/* 副标题样式 */
.feature-item p:nth-of-type(1) {
    /* font-size: 1rem;
    color: var(--dark-gray);
    margin-bottom: 8px;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: 0.2px;
    text-transform: uppercase;
    opacity: 0.9; */

    font-size: 0.8rem;
    color: var(--dark-gray);
    margin-bottom: 8px;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: 0.0px;
    text-transform: uppercase;
    opacity: 0.9;
}

/* 内容样式 */
.feature-item p:nth-of-type(2) {
    font-size: 0.9rem;
    color: var(--secondary-color);
    line-height: 1.5;
    margin-bottom: 0;
    opacity: 0.9;
    text-align: left;
}

.highlight {
    padding: 80px 0;
    background-color: var(--light-gray);
}

.highlight-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.highlight img {
    width: 100%;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.cta-button {
    background-color: rgba(35, 34, 34, 0.8);
    color: var(--white);
    border: none;
    padding: 6px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: background-color 0.3s;
    text-decoration: none;
    display: inline-block;
}

.cta-button:hover {
    background-color: var(--secondary-color);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
    position: absolute;
    right: 20px;
    top: 30px;
}

/* 品牌推荐模块样式 */
.brands-section {
    padding: 60px 0;
    background-color: var(--white);
    border-top: 1px solid var(--light-gray);
    border-bottom: 1px solid var(--light-gray);
}

.brands-section h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    gap: 15px;
    margin: 0 auto;
    max-width: 1200px;
}

.brand-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background-color: var(--white);
    border-radius: 5px;
    transition: transform 0.3s ease;
}

.brand-item:hover {
    transform: translateY(-5px);
}

.brand-item img {
    max-width: 100%;
    height: auto;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.brand-item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .brands-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* 平板设备显示4个元素 */
@media (max-width: 992px) {
    .brands-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .brands-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
    .brands-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
}

/* 搜索模块样式 */
.search-section {
    padding: 30px 0;
    background-color: var(--white);
}

.search-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.search-container h2 {
    margin-bottom: 30px;
    color: var(--primary-color);
}

.search-form {
    background-color: var(--light-gray);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.search-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.search-field {
    flex: 1;
    min-width: 200px;
    text-align: left;
}

.search-field label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary-color);
}

.search-field select,
.search-field input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    background-color: var(--white);
    transition: border-color 0.3s ease;
    color: var(--secondary-color);
}

.search-field select:focus,
.search-field input:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(102, 102, 102, 0.1);
}

.search-button {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
}

.search-button button {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 12px 25px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
    height: 46px;
}

.search-button button:hover {
    background-color: var(--secondary-color);
}

/* 汽车展示列表样式 */
.vehicle-showcase {
    padding: 60px 0;
    background-color: var(--white);
    border-top: 1px solid var(--light-gray);
    border-bottom: 1px solid var(--light-gray);
    text-align: center;
}

.vehicle-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.vehicle-item {
    background-color: var(--white);
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.vehicle-item:hover {
    transform: translateY(-5px);
}

.vehicle-image-container {
    position: relative;
}

.vehicle-item img {
    width: 100%;
    height: auto;
    border-radius: 5px;
    margin-bottom: 15px;
}

.tag {
    position: absolute;
    top: 5px;
    right: 5px;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 0.7rem;
    font-weight: bold;
    color: white;
    line-height: 1.2;
}

.tag.new {
    background-color: #2f463b; /* 绿色 */
}

.tag.hot {
    background-color: #8e1d21; /* 红色 */
}

.vehicle-item h3 {
    font-size: 1.0rem;
    color: var(--secondary-color);
    margin-bottom: 4px;
    margin-top: 8px;
    text-align: center;
}

.vehicle-item p {
    color: var(--secondary-color);
    margin-bottom: 8px;
}

.vehicle-item .price {
    font-weight: bold;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.pagination {
    display: flex;
    justify-content: center;
    margin: 30px 0 20px 0;
}

.pagination a {
    color: var(--primary-color);
    padding: 8px 16px;
    text-decoration: none;
    border: 1px solid var(--light-gray);
    margin: 0 4px;
    border-radius: 4px;
}

.pagination a.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination a:hover:not(.active) {
    background-color: var(--light-gray);
}

.contact-buttons {
    position: absolute;
    bottom: 8px;
    left: 0;
    right: 0;
    display: none;
    justify-content: center;
    gap: 15px;
    transition: all 0.1ms ease;
    transition-delay: 0.1ms;
}

.vehicle-item:hover .contact-buttons {
    display: flex;
}

.vehicle-item {
    position: relative;
}
.vehicle-item h3 {
    position: relative;
    z-index: 2;
    margin-bottom: 15px;
}
.contact-buttons {
    z-index: 1;
    margin-top: 15px;
    font-size: 0.8rem;
    height: 30px;
}

.contact-buttons a{
    text-decoration-line: none;
}

.news-showcase {
    padding: 40px 0;
    background: #f8f8f8;
        text-align: center;
}
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
}
.news-item {
    background: white;
    overflow: hidden;
}
.news-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.news-item h3 {
    margin: 0;
    font-size: 18px;
    text-align: left;
    padding:5px;
}

h3 a {
    color: #333;
    text-decoration-line: none;
}
h3 a:hover {
    color: #000;
    text-decoration-line: none;
}

.news-item p {
    margin: 0;
    color: #666;
}

/* 留言模块样式 */
.contact-form-section {
    padding: 60px 0;
}
.contact-form-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
.contact-info {
    padding: 30px;
}
.info-item {
    margin-bottom: 25px;
}
.info-item h3 {
    color:var(--secondary-color);
    font-size: 14px;
    margin-bottom: 8px;
}
.info-item p {
    color: #666;
}
.message-form {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.form-group {
    margin-bottom: 20px;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    transition: border 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border: 1px solid #999;
    box-shadow: 0 0 0 2px rgba(0,0,0,0.05);
}
.submit-button {
    background-color: #333;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
}

.info-columns {
    padding: 60px 0;
    background-color: #f8f8f8;
}
.columns-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}
.column {
    padding: 20px;
}
.column h2 {
    margin-bottom: 20px;
    color: #333;
}
.tag-list li,
.model-list li,
.about-list li {
    margin-bottom: 10px;
    list-style: none;
}
.tag-list a {
    color: #666;
    text-decoration: none;
}
.model-list a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
}
.about-list a {
    color: #444;
    text-decoration: none;
}

@media (max-width: 768px) {
    .columns-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .columns-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .contact-form-wrapper {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .contact-info,
    .message-form {
        padding: 20px;
    }
}

@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    .news-item img {
        height: 150px;
    }
    .news-showcase {
        padding: 20px 0;
    }
}

.chat-button, .email-button {
    padding: 8px 12px;
    border: none;
    border-radius: 4px;
   
    cursor: pointer;
    transition: all 0.2s ease;
}

.chat-button {
    background-color: #24573e;
    color: white;
}

.email-button {
    background-color:var(--secondary-color);
    color: white;
}
.chat-button a, .email-button a{
   color:var(--white);
   text-decoration: none;
    font-size: 0.8rem;
}
.chat-button:hover, .email-button:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* 响应式样式 */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .vehicle-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    nav {
        position: fixed;
        top: 100px;
        left: 0;
        width: 100%;
        background: var(--white);
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 99;
    }
    
    nav.active {
        transform: translateY(0);
    }
    
    nav ul {
        flex-direction: column;
        padding: 20px;
    }
    
    nav ul li {
        margin: 10px 0;
    }
    
    /* 二级菜单调整为全宽 */
    nav ul li ul {
        position: static;
        transform: none;
        box-shadow: none;
        display: none;
        width: 100%;
    }
    
    nav ul li:hover ul {
        transfo    nav ul li.active ul {
        display: block;
    }
    
    /* 调整轮播图高度 */
    .hero-container {
        height: 400px;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .vehicle-grid {
        grid-template-columns: 1fr;
    }
}
    
    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
.ds-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

.breadcrumb {
    padding: 15px 0;
    margin: 0 0 30px 0;
    font-size: 14px;
    color: #666;
    border-bottom: 1px solid #eee;
}

.breadcrumb a {
    color: #666;
    text-decoration: none;
}

.breadcrumb a:hover {
    color: #333;
    text-decoration: underline;
}

.banner {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.banner-image {
    width: 100%;
    max-width: 100%;
    height: 200px;
    object-fit: cover;
    padding: 0 15px;
    box-sizing: border-box;
}

@media (max-width: 768px) {
    .banner-image {
        height: 180px;
    }
}

@media (max-width: 480px) {
    .banner-image {
        height: 150px;
    }

    
    nav ul li.active ul {
        display: block;
    }
    
    /* 调整轮播图高度 */
    .hero-container {
        height: 400px;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .vehicle-grid {
        grid-template-columns: 1fr;
    }
    
    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
.ds-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }

.breadcrumb {
    padding: 15px 0;
    margin: 0 0 30px 0;
    font-size: 14px;
    color: #666;
    border-bottom: 1px solid #eee;
}

.breadcrumb a {
    color: #666;
    text-decoration: none;
}

.breadcrumb a:hover {
    color: #333;
    text-decoration: underline;
}

.banner {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.banner-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

@media (max-width: 768px) {
    .banner-image {
        height: 180px;
    }
}

@media (max-width: 480px) {
    .banner-image {
        height: 150px;
    }
}

/* About Page Specific Styles */
.about-page .about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 30px;
}

.about-page .about-image {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    max-width: 100%;
    height: auto;
}

.about-page .about-text {
    padding: 10px;
}

.about-page .about-text h3 {
    margin-bottom: 15px;
    color: #333;
}

.about-page .about-text ul {
    padding-left: 20px;
    margin-top: 10px;
}

.about-page .about-text li {
    margin-bottom: 8px;
}

/* Container Mobile Optimization */
@media (max-width: 768px) {
    .container {
        width: 95%;
        padding: 0 10px;
    }
    
    .breadcrumb {
        font-size: 12px;
        padding: 10px 0;
        margin-bottom: 20px;
    }
}

/* Tablet Adaption */
@media (max-width: 992px) {
    .about-page .about-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* Mobile Adaption */
@media (max-width: 576px) {
    .about-page .about-content {
        display: flex;
        flex-direction: column;
    }
    
    .about-page .about-image {
        order: -1;
        margin-bottom: 20px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
    
    .about-page .about-text {
        padding: 5px;
    }
    
    .about-page .about-text h3 {
        font-size: 18px;
        margin-bottom: 10px;
    }
    
    .about-page .about-text p {
        font-size: 14px;
        line-height: 1.5;
    }
    
    .about-page .about-text ul {
        padding-left: 15px;
    }
    
    .about-page .about-text li {
        margin-bottom: 5px;
        font-size: 14px;
    }
}

.about-page .about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 30px;
} 

.about-content img {
    width: 100%;
    height: auto;
    border-radius: 5px;
    padding: 10px;
}*/
.about-page,.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 30px;
}

.about-page .about-content img {
    width: 100%;
    border-radius: 5px;
}

/* Tablet Adaption */
@media (max-width: 992px) {
    .about-page .about-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* About Page Image */
.about-page .about-image {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    max-width: 100%;
    height: auto;
}

/* Mobile Adaption */
@media (max-width: 576px) {
    .about-page .about-content {
        width:100%;
        display: flex;
        flex-direction: column;
    }
    
    .about-page .about-image {
        order: -1;
        margin-bottom: 20px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
}

/* Contact Page Specific Styles */
.contact-page .contact-content {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 20px;
}

.contact-page .contact-info {
    flex: 2;
    min-width: 300px;
    background-color: #f8f8f8;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.contact-page .contact-info p {
    margin: 5px 0;
    display: block;
    align-items: center;
}

.contact-page .contact-info p a{
    color:var(--secondary-color);
    text-decoration-line: none;
}

.contact-page .contact-info i {
    margin-right: 10px;
    color: #fff;
    font-size: 1.2em;
}

.contact-page .contact-form {
    flex: 2;
    min-width: 300px;
}

.contact-page .social {
    flex: 1 0 100%;
    margin-top: 20px;
}

.contact-page .social ul {
    display: flex;
    justify-content: center;
    gap: 15px;
    padding: 0;
    list-style: none;
}

.contact-page .social li a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #f0f0f0;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.contact-page .social li a:hover {
    background-color: #333;
    color: white;
}

/* Tablet Adaption */
@media screen and (max-width: 992px) {
    .contact-page .contact-content {
        flex-direction: column;
    }
    
    .contact-page .contact-info, 
    .contact-page .contact-form {
        flex: 1 0 100%;
    }
    
    .contact-page .social {
        margin-top: 30px;
    }
}

/* Mobile Adaption */
@media screen and (max-width: 576px) {
    .contact-page .contact-info {
        padding: 15px;
    }
    
    .contact-page .contact-info p {
        flex-direction: column;
        align-items: flex-start;
        margin: 20px 0;
    }
    
    .contact-page .contact-info i {
        margin-bottom: 5px;
    }
    
    .contact-page .social ul {
        flex-wrap: wrap;
        justify-content: space-around;
    }
}

/* 新闻页面布局样式 */
.news-container {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

/* 新闻详情页样式 */
.news-detail .news-container {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

.news-detail-image {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    margin-bottom: 20px;
    border-radius: 8px;
}

.news-detail .news-main {
    flex: 0 0 80%;
    max-width: 80%;
}

.news-detail .news-sidebar {
    flex: 0 0 20%;
    max-width: 20%;
}

.news-detail article h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: #333;
}

.news-detail .meta {
    color: #666;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.news-detail .author {
    font-weight: 600;
}

.news-detail .news-content {
    line-height: 1.8;
    color: #444;
    width: 98%;


    margin: 0 auto;

    text-align: justify;
    text-justify: inter-ideograph;
}

.news-detail .news-content p {
    margin-bottom: 20px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .news-detail .news-container {
        flex-direction: column;
    }
    
    .news-detail .news-main,
    .news-detail .news-sidebar {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

/* 新闻页专用新闻项样式 */
.news-page-item {
    display: flex;
    flex-direction: column;
    width: 100%;
    border: none;
    box-shadow: none;
    border-bottom: 1px solid #ddd;
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.news-page-item img {
    width: 100%;
    max-height: 300px;
    object-fit: cover;
    margin-bottom: 15px;
}

.news-page-item h3 {
    font-size: 1.2rem;
}

.news-page-item h3 a {
    color: #636363;
    text-decoration: none;
    font-weight: 600;
}

.news-page-item h3 a:hover {
    color: #000;
    text-decoration: underline;
}

.news-page-item .excerpt {
    margin: 10px 0;
    color: #555;
}

.news-page-item .meta {
    display: flex;
    justify-content: space-between;
    color: #777;
    font-size: 0.9rem;
    margin-top: 10px;
}

.news-page-item .read-more {
    color: #000;
    text-decoration: none;
}

.news-page-item .read-more:hover {
    text-decoration: underline;
}

/* 新闻项图片下方布局 */
.news-showcase .news-item {
    display: flex;
    flex-direction: column;
}

.news-showcase .news-item img {
    order: -1;
    width: 100%;
    height: 200px;
    object-fit: cover;
    margin-bottom: 15px;
}

.news-showcase .news-item h3,
.news-showcase .news-item p {
    order: 1;
}

.news-main {
    flex: 0 0 80%;
    max-width: 80%;
}

.news-sidebar {
    flex: 0 0 20%;
    max-width: 20%;
}

.news-item {
    margin-bottom: 30px;
    padding-bottom: 10px;
    gap: 10px;
    border-bottom: 1px solid #eee;
}



.news-item .date {
    color: #666;
    font-size: 14px;
}

.news-item p {
    padding:5px;
    color: #666;
    font-size:14px;
    line-height: 1.6;
    text-align:left;
}

/* Tags模块样式 */
.tags-section {
    margin-top: 30px;
    padding: 15px 0;
    border-top: 1px solid #eee;
}

.tags-section h3 {
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: #333;
}

.news-sidebar .tags-container {
    display: flex !important;
    flex-wrap: wrap;
    gap: 12px;
    margin: 15px 0;
    padding: 10px;
    background-color: #f9f9f9;
    border-radius: 8px;
}

.news-sidebar .tags-container .tag {
    display: inline-block !important;
    padding: 8px 16px;
    background-color: #f0f0f0;
    color: #444 !important;
    border-radius: 20px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border: 1px solid #e0e0e0;
    opacity: 1 !important;
    visibility: visible !important;
}

.news-sidebar .tags-container .tag:hover {
    background-color: #333 !important;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* 新闻标签模块样式 */
.news-tags {
    margin-top: 30px;
    padding: 15px 0;
    border-top: 1px solid #eee;
}


.news-tags h3::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 20px;
    /* background-color: #333; */
    border-radius: 3px;
}

.news-tags-container {
    display: flex !important;
    flex-wrap: wrap;
    gap: 10px;
    margin: 15px 0;
    visibility: visible !important;
}

.news-tag {
    display: inline-block !important;
    padding: 6px 14px;
    background-color: #f0f0f0;
    color: #444 !important;
    border-radius: 20px;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s;
    border: 1px solid #e0e0e0;
    opacity: 1 !important;
    visibility: visible !important;
}

.news-tag:hover {
    background-color: #333;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.news-sidebar .tags-section h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    color: #222;
    font-weight: 600;
    position: relative;
    padding-left: 15px;
}

.news-sidebar .tags-section h3::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 20px;
    background-color: #333;
    border-radius: 3px;
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tags-container .tag {
    display: inline-block;
    padding: 5px 12px;
    background-color: #f5f5f5;
    color: #555;
    border-radius: 15px;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s;
}

.tags-container .tag:hover {
    background-color: #333;
    color: white;
}

/* 新闻页专用搜索框样式 */
.news-sidebar .search-box {
    display: flex;
    margin-bottom: 30px;
    align-items: center;
    background-color: #f1f1f1;
    height: 50px;
    border-radius: 8px;
    padding: 5px;
}

.news-sidebar .search-input {
    flex: 1;
    padding: 10px;
    border: none;
    outline: none;
    height: 40px;
    width:90%;
    background-color: #f1f1f1;
    box-sizing: border-box;
    margin-left: 3px;
  
}

.news-sidebar .search-button {
    background: #333;
    color: white;
    border: none;
    padding: 0 15px;
    cursor: pointer;
    height: 40px;
    width:10%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    min-width: 40px;
    margin-top: 0px;
}

.category-section {
    margin-bottom: 30px;
}

.category-section h3,
.recommended-news h3,
.news-tags  h3
 {
    margin-bottom: 15px;
    padding-bottom: 10px;
    background: linear-gradient(to right, #000 50px, #eee 50px);
    background-position: bottom;
    background-size: 100% 1px;
    background-repeat: no-repeat;
}

.category-section ul {
    list-style: none;
}

.category-section li {
    margin-bottom: 8px;
    text-align: right;
}

.category-section li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.category-section .arrow {
    margin-left: 10px;
}

.category-section a {
    color: #666;
    text-decoration: none;
}

.category-section a:hover {
    color: #333;
}

.recommended-item {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.recommended-item img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 4px;
}

.recommended-content h4 {
    font-size: 14px;
    margin-bottom: 5px;
}

.recommended-content h4 a{
    text-decoration-line: none;
    color: #333;
}
.recommended-content h4 a:hover{
   color: #000;
}

.recommended-content .date {
    font-size: 12px;
    color: #999;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .news-container {
        flex-direction: column;
    }
    
    .news-main,
    .news-sidebar {
        flex: 0 0 100%;
        max-width: 100%;
    }
}


@media (max-width: 480px) {
    .banner-image {
        height: 150px;
    }
}

.breadcrumb {
    padding: 15px 0;
    margin: 0 0 30px 0;
    font-size: 14px;
    color: #666;
    border-bottom: 1px solid #eee;
}

.breadcrumb a {
    color: #666;
    text-decoration: none;
}

.breadcrumb a:hover {
    color: #333;
    text-decoration: underline;
}

 /* 响应式样式  Index */
        @media screen and (max-width: 992px) {
            /* 平板设备 */
            .search-row {
                flex-wrap: wrap !important;
                gap: 15px !important;
            }
            
            .search-field {
                flex: 0 0 48% !important; /* 每行两个元素 */
                margin-bottom: 10px;
            }
            
            .index-search-button {
                flex: 0 0 48% !important;
                margin-top: 10px;
            }
            
            .index-search-button button {
                width: 100% !important;
                min-width: 100% !important;
            }
            
            /* 品牌网格 - 平板设备 */
            .brands-grid {
                display: grid;
                grid-template-columns: repeat(5, 1fr); /* 平板设备每行5个 */
                gap: 15px;
            }
            
            /* 车辆网格 - 平板设备 */
            .vehicle-grid {
                display: grid;
                grid-template-columns: repeat(4, 1fr); /* 平板设备每行3辆 */
                gap: 10px;
            }
        }
        
        @media screen and (max-width: 576px) {
            /* 手机设备 */
            .search-row {
                flex-direction: column !important;
                gap: 10px !important;
            }
            
            .search-field {
                flex: 0 0 100% !important; /* 每行一个元素 */
                width: 100% !important;
            }
            
            .index-search-button {
                flex: 0 0 100% !important;
                width: 100% !important;
                margin-top: 15px;
            }
            
            .index-search-button button {
                width: 100% !important;
                padding: 8px !important;
                font-size: 1em !important;
            }
            
            .search-container {
                padding: 15px 10px !important;
            }
            
            /* 品牌网格 - 手机设备 */
            .brands-grid {
                display: grid;
                grid-template-columns: repeat(4, 1fr); /* 手机设备每行4个 */
                gap: 10px;
            }
            
            .brand-item img {
                max-width: 100%;
                height: auto;
            }
            
            /* 车辆网格 - 手机设备 */
            .vehicle-grid {
                display: grid;
                grid-template-columns: repeat(2, 1fr); /* 手机设备每行2辆 */
                gap: 10px;
            }
            
            .vehicle-item {
                margin-bottom: 15px;
            }
        }