/* 重置与基础 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    vertical-align: middle;
}

/* 容器 */
.container {
    max-width: 1600px;
    width: 96%;
    margin: 0 auto;
}

/* ============ 导航区 ============ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: transparent;
    transition: background 0.3s;
}

.header.scrolled {
    background: rgba(0,0,0,0.85);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100px;
}

/* LOGO */
.logo {
    flex-shrink: 0;
}

.logo img {
    height: 50px;
    width: auto;
}

/* 导航和搜索框容器 */
.nav-search-wrapper {
    display: flex;
    align-items: center;
    gap: 50px;
}

/* 导航菜单 */
.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: 8px;
}

.nav-list li a {
    display: block;
    padding: 8px 16px;
    color: #fff;
    font-size: 16px;
    transition: all 0.3s;
    white-space: nowrap;
    position: relative;
}

.nav-list li a:hover,
.nav-list li a.active {
    color: #da9447;
}

.nav-list li a:hover::after,
.nav-list li a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    right: 16px;
    height: 2px;
    background: #da9447;
}

/* 二级下拉菜单 */
.has-submenu {
    position: relative;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 120px;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
}

.has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.submenu li a {
    padding: 10px 20px !important;
    color: #fff !important;
    font-size: 14px !important;
}

.submenu li a:hover {
    color: #da9447 !important;
    background: rgba(255,255,255,0.1);
}

/* 搜索框 */
.search-box {
    display: flex;
    align-items: center;
    border: 1px solid rgba(255,255,255,0.7);
    border-radius: 40px;
    overflow: hidden;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.search-box:focus-within {
    border-color: #fff;
    background: rgba(255,255,255,0.25);
}

.search-box input {
    width: 120px;
    padding: 8px 16px;
    border: none;
    background: transparent;
    color: #fff;
    font-size: 14px;
    outline: none;
}

.search-box input::placeholder {
    color: rgba(255,255,255,0.8);
}

.search-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-right: 8px;
}

.search-btn svg {
    width: 18px;
    height: 18px;
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: #fff;
    transition: all 0.3s;
}

/* ============ 轮播图 ============ */
.banner {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.swiper-container {
    width: 100%;
    height: 100%;
}

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

.swiper-slide {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 1s ease;
}

.swiper-slide.swiper-slide-active {
    opacity: 1;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* 轮播文字容器 */
.slide-content-wrapper {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 96%;
    height: 100%;
    display: flex;
    align-items: center;
    z-index: 10;
}

.slide-content {
    color: #fff;
    z-index: 10;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.swiper-slide-active .slide-content {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.5s;
}

.slide-content h2 {
    font-size: 56px;
    font-weight: 700;
    letter-spacing: 8px;
    margin-bottom: 24px;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
}

.slide-content p {
    font-size: 24px;
    letter-spacing: 4px;
    opacity: 0.95;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.3);
}

/* 轮播导航按钮 */
.swiper-pagination {
    position: absolute;
    left: 2%;
    bottom: 90px;
    z-index: 20;
    display: flex;
    gap: 16px;
}

.swiper-pagination .swiper-pagination-bullet {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: transparent;
    border: 2px solid rgba(255,255,255,0.3);
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: rgba(255,255,255,0.3);
    line-height: 1;
}

.swiper-pagination .swiper-pagination-bullet:hover {
    border-color: #645c53;
    color: #645c53;
}

/* ============ 关于我们 ============ */
.about {
    background: #fff;
    padding: 80px 0;
}

.about-wrapper {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-content {
    flex: 1;
    max-width: 50%;
}

.about-subtitle {
    font-size: 16px;
    color: #da9447;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.about-title {
    font-size: 36px;
    color: #333;
    margin-bottom: 24px;
}

.about-text {
    font-size: 16px;
    color: #666;
    line-height: 1.9;
    margin-bottom: 30px;
}

.about-btn {
    display: inline-block;
    margin-top: 50px;
    padding: 10px 26px;
    border: 1px solid #75634f;
    border-radius: 15px;
    color: #333;
    font-size: 15px;
    transition: all 0.3s;
}

.about-btn:hover {
    background: #75634f;
    color: #fff;
}

.about-btn:hover .arrow {
    color: #fff;
}

.about-btn .arrow {
    color: #da9447;
}

.about-image {
    flex: 1;
    width: 50%;
    max-width: 50%;
    overflow: hidden;
    border-radius: 10px;
    position: relative;
}

.about-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.3), transparent);
    transform: skewX(-25deg);
    z-index: 1;
    animation: shine 2s ease-in-out infinite;
}

@keyframes shine {
    0% { left: -100%; }
    50% { left: 150%; }
    100% { left: 150%; }
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* 移动端关于我们 */
@media (max-width: 991px) {
    .about {
        padding: 60px 0;
    }

    .about-wrapper {
        flex-direction: column-reverse;
        gap: 40px;
    }

    .about-content {
        max-width: 100%;
    }

    .about-image {
        width: 100%;
        max-width: 100%;
    }

    .about-title {
        font-size: 28px;
    }

    .about-btn {
        margin-top: 0;
        text-align: right;
    }
}

/* ============ 数据区 ============ */
.stats {
    background-image: url('../img/sz.jpg');
    background-position: top center;
    background-repeat: no-repeat;
    background-size: auto;
    padding: 450px 0 80px 0;
}

.stats-wrapper {
    position: relative;
}

.stats-inner {
    background: #fff;
    padding: 30px 0;
    border-radius: 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    display: flex;
    position: relative;
}

.stats-item {
    flex: 1;
    text-align: center;
    position: relative;
    padding: 0;
    transition: transform 0.3s ease;
}

.stats-item:hover {
    transform: translateY(-10px);
}

.stats-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 80%;
    width: 2px;
    background: linear-gradient(to bottom, rgba(218,148,71,0) 0%, #da9447 50%, rgba(218,148,71,0) 100%);
}

.stats-number {
    width: 100%;
    height: 100px;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 70px;
    font-weight: bold;
    color: #75634f;
    line-height: 100px;
    margin-bottom: 10px;
}

.stats-title {
    font-size: 22px;
    font-weight: normal;
    color: #333;
    margin-bottom: 10px;
}

.stats-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
}

@media (max-width: 767px) {
    .stats {
        background-size: auto 300px;
        padding: 200px 0 60px 0;
    }

    .stats-inner {
        flex-wrap: wrap;
        border-radius: 30px;
        padding: 20px 0;
    }

    .stats-item {
        width: 50%;
        flex: none;
        margin-bottom: 20px;
    }

    .stats-title {
        font-size: 16px;
        margin-bottom: 8px;
    }

    .stats-desc {
        font-size: 12px;
    }

    .stats-item:nth-child(1),
    .stats-item:nth-child(2) {
        border-bottom: 2px solid #da9447;
        padding-bottom: 20px;
        margin-bottom: 20px;
    }

    .stats-item:nth-child(3),
    .stats-item:nth-child(4) {
        margin-bottom: 0;
    }

    .stats-item::after {
        display: none !important;
    }
}

/* ============ 响应式设计 ============ */

/* 大屏幕 (1200px - 1600px) */
@media (max-width: 1600px) {
    .container {
        width: 96%;
    }

    .nav-list {
        gap: 4px;
    }

    .nav-list li a {
        padding: 8px 12px;
        font-size: 14px;
    }

    .slide-content h2 {
        font-size: 48px;
        letter-spacing: 6px;
    }

    .slide-content p {
        font-size: 20px;
    }
}

/* 轮播导航 - 大屏幕 */
@media (min-width: 1601px) {
    .swiper-pagination {
        left: calc(50% - 780px);
    }
}

/* 笔记本 (992px - 1199px) */
@media (max-width: 1199px) {
    .header-inner {
        height: 80px;
    }

    .logo img {
        height: 42px;
    }

    .nav-list li a {
        padding: 6px 10px;
        font-size: 13px;
    }

    .search-box input {
        width: 100px;
        padding: 6px 12px;
    }

    .slide-content h2 {
        font-size: 40px;
        letter-spacing: 4px;
    }

    .slide-content p {
        font-size: 18px;
        letter-spacing: 2px;
    }
}

/* 平板 (768px - 991px) */
@media (max-width: 991px) {
    .header {
        background: rgba(0,0,0,0.8);
    }

    .header-inner {
        height: 70px;
    }

    .logo img {
        height: 38px;
    }

    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(0,0,0,0.95);
        padding: 20px;
        transform: translateY(-150%);
        transition: transform 0.4s ease;
        z-index: 999;
    }

    .nav.active {
        transform: translateY(0);
    }

    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .nav-list li a {
        padding: 10px 20px;
        font-size: 16px;
    }

    /* 移动端二级菜单 */
    .has-submenu .submenu {
        position: static;
        background: transparent;
        backdrop-filter: none;
        border-radius: 0;
        padding: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        margin-top: 10px;
    }

    .has-submenu.active > a {
        color: #da9447;
    }

    .has-submenu .submenu li a {
        padding: 10px 20px !important;
        font-size: 14px !important;
        color: rgba(255,255,255,0.8) !important;
    }

    .has-submenu .submenu li a:hover {
        color: #da9447 !important;
        background: transparent;
    }

    .search-box {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .slide-content h2 {
        font-size: 32px;
        letter-spacing: 3px;
    }

    .slide-content p {
        font-size: 16px;
    }

    .swiper-pagination {
        bottom: 20px;
    }

    .swiper-pagination .swiper-pagination-bullet {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}

/* 平板 (768px - 991px) */
@media (max-width: 991px) {
    .banner {
        height: 60vh;
        min-height: 400px;
    }
}

/* 手机 (576px - 767px) */
@media (max-width: 767px) {
    .banner {
        height: 30vh;
        min-height: 200px;
    }

    .header-inner {
        height: 60px;
    }

    .logo img {
        height: 32px;
    }

    .menu-toggle {
        width: 24px;
        height: 18px;
    }

    .nav {
        top: 60px;
    }

    .slide-content h2 {
        font-size: 24px;
        letter-spacing: 2px;
        margin-bottom: 16px;
    }

    .slide-content p {
        font-size: 14px;
        letter-spacing: 1px;
    }

    .swiper-pagination .swiper-pagination-bullet {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}

/* 小屏手机 (< 576px) */
@media (max-width: 575px) {
    .container {
        width: 94%;
    }

    .slide-content h2 {
        font-size: 20px;
    }

    .slide-content p {
        font-size: 12px;
    }
}

/* ============ 核心产品区 ============ */
.products {
    background: #fff;
    padding: 0 0 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-title {
    font-size: 36px;
    color: #333;
    margin-bottom: 10px;
}

.section-subtitle {
    font-size: 16px;
    color: #da9447;
    text-transform: uppercase;
    letter-spacing: 2px;
}


.core-business {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.core-business .banner-track {
    display: flex;
    height: auto;
    width: max-content;
}

.core-business .carousel-item {
    width: 1000px;
    flex-shrink: 0;
    margin-right: 20px;
    display: block;
}

.core-business .carousel-item img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
    border-radius: 40px;
}

@media (max-width: 768px) {
    .products .container {
        width: 96%;
        padding: 0;
    }
    .section-title {
        font-size: 28px;
    }
    .section-subtitle {
        font-size: 14px;
    }
    .core-business {
        display: none;
    }
    .product-list {
        display: flex !important;
    }
    .product-list a {
        display: block;
        width: 96%;
        margin: 0 auto 10px;
    }
    .product-list img {
        width: 100%;
        height: auto;
        border-radius: 30px;
    }
}

@media (min-width: 769px) {
    .product-list {
        display: none !important;
    }
}

/* ============ 新闻中心 ============ */
.news {
    background-color: #ececec;
    padding: 75px 0;
}

.news .news-titles {
    text-align: center;
}

.news .news-subtitle {
    font-size: 16px;
    color: #da9447;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.news .news-title {
    font-size: 36px;
    color: #333;
}

.news .news-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.news .news-tabs {
    display: flex;
    gap: 15px;
}

.news .tab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 20px;
    border-radius: 20px;
    border: 1px solid #75634f;
    color: #75634f;
    text-decoration: none;
    transition: all 0.3s;
    height: 40px;
    box-sizing: border-box;
    white-space: nowrap;
}

.news .tab-btn.active,
.news .tab-btn:hover {
    background-color: #75634f;
    color: #fff;
}

.news .news-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 40px;
}

.news .news-row-first {
    display: flex;
    gap: 20px;
}

.news .news-featured-left {
    flex: 0 0 calc(66.667% - 10px);
    position: relative;
    text-decoration: none;
    display: block;
    transition: transform 0.3s ease;
    border-radius: 40px;
    overflow: hidden;
}

.news .news-featured-left:hover {
    transform: translateY(-5px);
}

.news .news-featured-image {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.news .news-featured-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.news .news-featured-left:hover .news-featured-image img {
    transform: scale(1.05);
}

.news .news-featured-left:hover .news-featured-image {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.news .news-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    padding: 30px 20px 20px;
    color: #fff;
}

.news .news-image-date {
    font-size: 14px;
    margin-bottom: 8px;
    opacity: 0.9;
}

.news .news-image-title {
    font-size: 18px;
    font-weight: 600;
}

.news .news-featured-right {
    flex: 0 0 calc(33.333% - 10px);
    background: #75634f;
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    transition: all 0.3s ease;
    border-radius: 40px;
}

.news .news-featured-right:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(117, 99, 79, 0.3);
    background: #8a7a6d;
}

.news .news-featured-content {
    color: #fff;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.news .news-featured-date {
    font-size: 14px;
    margin-bottom: 15px;
    opacity: 0.9;
}

.news .news-featured-title {
    font-size: 22px;
    font-weight: 600;
    margin: 0 0 20px 0;
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    color: #fff;
}

.news .news-featured-desc {
    font-size: 15px;
    line-height: 1.6;
    margin: 0 0 25px 0;
    opacity: 0.9;
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    flex: 1;
}

.news .news-more-btn {
    display: inline-block;
    width: 160px;
    padding: 8px 20px;
    background: transparent;
    color: #fff;
    border: 1px solid #fff;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-align: center;
}

.news .news-featured-right:hover .news-more-btn {
    background: #75634f;
    color: #fff;
    border-color: #75634f;
    transform: translateX(5px);
}

.news .news-row-second {
    display: flex;
    gap: 20px;
}

.news .news-item {
    flex: 1 1 calc(33.333% - 14px);
    background: #e8dacb;
    padding: 30px 25px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    border-radius: 40px;
}

.news .news-item:hover {
    background: #75634f;
    color: #fff;
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(117, 99, 79, 0.3);
}

.news .news-item-date {
    font-size: 14px;
    color: #666;
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

.news .news-item:hover .news-item-date {
    color: #fff;
    opacity: 0.9;
}

.news .news-item-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 20px 0;
    color: #333;
    transition: color 0.3s ease;
}

.news .news-item:hover .news-item-title {
    color: #fff;
}

.news .news-item-more {
    display: inline-block;
    padding: 8px 20px;
    background: #75634f;
    color: #e8dacb;
    border: 1px solid #75634f;
    border-radius: 50px;
    transition: all 0.3s ease;
    margin-top: auto;
    align-self: flex-start;
}

.news .news-item:hover .news-item-more {
    background: #e8dacb;
    color: #75634f;
    border-color: #e8dacb;
    transform: translateX(5px);
}

.news .core-business .carousel-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.core-business .carousel-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
}

.core-business .carousel-dots .dot.active {
    background: #333;
}

.products-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.product-card {
    flex: 1;
    max-width: 280px;
    background: #fff;
    border-radius: 8px;
    padding: 40px 25px;
    text-align: center;
    box-shadow: 0 5px 30px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-number {
    font-size: 36px;
    font-weight: bold;
    color: #da9447;
}

.product-name {
    font-size: 20px;
    color: #333;
    margin-bottom: 16px;
}

.product-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.product-link {
    font-size: 14px;
    color: #da9447;
    text-decoration: none;
    transition: color 0.3s;
}

.product-link:hover {
    color: #b87a3a;
}

@media (max-width: 768px) {
    .news {
        padding: 40px 0;
    }
    .news .news-header {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 15px;
        width: 100%;
    }
    .news .news-titles {
        text-align: center;
        width: 100%;
    }
    .news .news-tabs {
        display: flex;
        justify-content: center;
        width: 100%;
    }
    .news .news-title {
        font-size: 28px;
    }
    .news .news-subtitle {
        font-size: 14px;
    }
    .news .news-content {
        margin-top: 40px;
    }
    .news .news-row-first {
        flex-direction: column;
    }
    .news .news-featured-left,
    .news .news-featured-right {
        flex: 1 1 100%;
    }
    .news .news-featured-right {
        padding: 25px 15px;
    }
    .news .news-featured-title {
        font-size: 18px;
        margin-bottom: 15px;
    }
    .news .news-featured-desc {
        font-size: 13px;
        margin-bottom: 20px;
    }
    .news .news-image-title {
        font-size: 16px;
    }
    .news .news-row-second {
        flex-direction: column;
    }
    .news .news-item-title {
        font-size: 16px;
    }
    .news .news-featured-left {
        border-radius: 30px;
    }
    .news .news-featured-right {
        border-radius: 30px;
    }
    .news .news-item {
        border-radius: 30px;
    }
}

/* ============ 页脚 ============ */
.footer {
    background: #211508;
    padding: 60px 0 0;
    color: #fff;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.footer-left {
    flex: 0 0 80%;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
}

.footer-nav-item {
    min-width: 140px;
}

.footer-nav-title {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    display: block;
}

.footer-nav-sub {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-nav-sub a {
    color: #ccc;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-nav-sub a:hover {
    color: #da9447;
}

.footer-right {
    flex: 0 0 20%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
}

.footer-logo img {
    height: 60px;
    width: auto;
}

.footer-qrcode img {
    width: 100px;
    height: 100px;
}

.footer-bottom {
    background: #34220e;
    padding: 12px 0;
    margin-top: 30px;
}

.footer-bottom-inner {
    display: flex;
    justify-content: center;
    gap: 40px;
    font-size: 14px;
    color: #ccc;
}

.footer-bottom-inner a {
    color: #ccc;
    transition: color 0.3s;
}

.footer-bottom-inner a:hover {
    color: #da9447;
}

/* ============ 单页面 ============ */
.page-banner {
    height: 300px;
    overflow: hidden;
}

.page-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-content {
    padding: 40px 0 60px;
}

.page-layout {
    display: flex;
    gap: 40px;
}

.page-sidebar {
    flex: 0 0 220px;
    background: #f5f5f5;
    padding: 30px 20px;
    border-radius: 10px;
}

.sidebar-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #da9447;
}

.sidebar-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav li {
    margin-bottom: 5px;
}

.sidebar-nav a {
    display: block;
    padding: 10px 15px;
    color: #666;
    border-radius: 5px;
    transition: all 0.3s;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: #da9447;
    color: #fff;
}

.page-main {
    flex: 1;
}

.page-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.page-title {
    font-size: 28px;
    color: #333;
    margin-bottom: 15px;
}

.page-breadcrumb {
    font-size: 14px;
    color: #999;
}

.page-breadcrumb a {
    color: #666;
}

.page-breadcrumb a:hover {
    color: #da9447;
}

.page-article {
    line-height: 1.8;
    color: #333;
}

.page-article p {
    margin-bottom: 20px;
}

.contact-info {
    margin-bottom: 30px;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 8px;
}

.contact-info p {
    margin-bottom: 10px;
}

.contact-info p:first-child {
    font-size: 18px;
    color: #C00000;
    margin-bottom: 15px;
}

/* ============ 在线留言表单 ============ */
.message-form {
    margin-top: 40px;
    padding: 30px;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 10px;
}

.message-title {
    font-size: 20px;
    color: #333;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid #C00000;
}

.form-box {
    width: 100%;
}

.form-group {
    margin-bottom: 20px;
    display: inline-block;
    width: 100%;
}

.form-group-half {
    width: calc(50% - 10px);
    margin-right: 20px;
}

.form-group-half:last-of-type {
    margin-right: 0;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: #333;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
    color: #333;
    transition: border-color 0.3s;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #C00000;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    margin-top: 25px;
}

.submit-btn {
    padding: 12px 40px;
    background: #C00000;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

.submit-btn:hover {
    background: #a00000;
}

.article-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 20px;
    margin: 30px 0;
}

.article-table td {
    background: #f5f5f5;
    border-radius: 8px;
    padding: 20px;
    vertical-align: top;
}

.article-table td h4 {
    font-size: 16px;
    color: #333;
    margin-bottom: 8px;
}

.article-table td p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 0;
}

/* ============ 文章列表 ============ */
.article-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.article-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
    transition: all 0.3s;
}

.article-item:hover {
    background: #f0f0f0;
    transform: translateX(5px);
}

.article-thumb {
    flex-shrink: 0;
    width: 180px;
    height: 120px;
    border-radius: 8px;
    overflow: hidden;
}

.article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-date {
    flex-shrink: 0;
    width: 80px;
    font-size: 14px;
    color: #999;
    text-align: center;
    padding-top: 5px;
}

.article-info {
    flex: 1;
}

.article-title {
    font-size: 18px;
    color: #333;
    margin-bottom: 10px;
    font-weight: 600;
}

.article-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.article-date {
    display: block;
    font-size: 14px;
    color: #999;
    margin-top: 10px;
}

.article-category {
    color: #C00000;
}

.article-more {
    display: inline-block;
    font-size: 14px;
    color: #C00000;
    margin-top: 10px;
}

/* ============ 文章详情 ============ */
.article-details {
    padding: 20px 0;
}

.article-meta {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: #999;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.article-content {
    line-height: 2;
    color: #333;
    font-size: 16px;
}

.article-content p,
.product-content p {
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.8;color: #333;
}

.article-share {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.share-label {
    font-size: 14px;
    color: #666;
    margin-right: 15px;
}

.share-btn {
    display: inline-block;
    padding: 5px 15px;
    background: #f0f0f0;
    color: #666;
    border-radius: 20px;
    font-size: 14px;
    margin-right: 10px;
    transition: all 0.3s;
}

.share-btn:hover {
    background: #da9447;
    color: #fff;
}

.article-prev-next {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.article-prev-next a {
    font-size: 14px;
    color: #666;
    max-width: 45%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.article-prev-next a:hover {
    color: #da9447;
}

/* ============ 分页 ============ */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
}

.pagination a {
    display: inline-block;
    padding: 8px 15px;
    background: #f5f5f5;
    color: #666;
    border-radius: 5px;
    font-size: 14px;
    transition: all 0.3s;
}

.pagination a:hover,
.pagination a.active {
    background: #da9447;
    color: #fff;
}

.pagination .prev,
.pagination .next {
    padding: 8px 20px;
}

/* ============ 产品列表(首页移动端) ============ */
.products .product-list {
    display: none;
    flex-direction: column;
    gap: 20px;
}

.product-item {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
    transition: all 0.3s;
}

.product-item:hover {
    background: #f0f0f0;
    transform: translateX(5px);
}

.product-thumb {
    flex-shrink: 0;
    width: 280px;
    height: 180px;
    border-radius: 8px;
    overflow: hidden;
}

.product-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-info {
    flex: 1;
}

.product-name {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
    font-weight: 600;
}

.product-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* ============ 产品详情 ============ */
.product-details {
    padding: 20px 0;
}

.product-show {
    margin-bottom: 30px;
}

.product-main-img {
    width: 100%;
    max-width: 500px;
    height: 320px;
    border-radius: 10px;
    overflow: hidden;
}

.product-main-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-content h3 {
    font-size: 18px;
    color: #333;
    margin: 20px 0 10px;
    font-weight: 600;
}

.product-content h3:first-child {
    margin-top: 0;
}

.product-content p {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 10px;
}

.product-prev-next {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.product-prev-next a {
    font-size: 14px;
    color: #666;
    transition: color 0.3s;
}

.product-prev-next a:hover {
    color: #da9447;
}

/* ============ 产品网格 ============ */
.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.product-grid-item {
    background: #f9f9f9;
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s;
}

.product-grid-item:hover {
    background: #f0f0f0;
    transform: translateY(-5px);
}

.product-grid-thumb {
    width: 100%;
    overflow: hidden;
}

.product-grid-thumb img {
    width: 100%;
    height: auto;
    display: block;
}

.product-grid-info {
    padding: 15px;
}

.product-grid-name {
    font-size: 16px;
    color: #333;
    margin-bottom: 8px;
    font-weight: 600;
}

.product-grid-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .page-banner {
        height: 200px;
    }
    .page-layout {
        flex-direction: column;
    }
    .page-sidebar {
        flex: none;
    }
    .sidebar-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }
    .sidebar-nav li {
        margin-bottom: 0;
    }
    .sidebar-nav a {
        padding: 8px 15px;
    }
    .product-grid {
        grid-template-columns: 1fr;
    }
    .article-table {
        display: block;
        border-spacing: 0;
    }
    .article-table tr {
        display: block;
        margin-bottom: 15px;
    }
    .article-table td {
        display: block;
        width: 100%;
        box-sizing: border-box;
        margin-bottom: 15px;
    }
    .article-list {
        gap: 15px;
    }
    .article-item {
        flex-direction: column;
    }
    .article-thumb {
        width: 100%;
        height: auto;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 40px 0 0;
    }
    .footer-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-left {
        display: none;
    }
    .footer-right {
        width: 100%;
        flex: none;
        margin-bottom: 30px;
    }
    .footer-logo img {
        height: 50px;
    }
    .footer-qrcode img {
        width: 100px;
        height: 100px;
    }
}

/* ============ 图片展示 ============ */
.img-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.img-card {
    background: #f9f9f9;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s;
}

.img-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.img-box {
    position: relative;
    overflow: hidden;
    background: #f0f0f0;
}

.img-box img {
    width: 100%;
    height: auto;
    display: block;
}

.img-info {
    padding: 15px;text-align: center;
}

.img-info h4 {
    font-size: 16px;
    color: #333;
    margin-bottom: 5px;
}

.img-info p {
    font-size: 14px;
    color: #666;
    margin-bottom: 0;
}

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

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