/* ==================== Reset & Base Styles ==================== */
/* 取消下划线 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
    font-size: 14px;
    color: #333;
    overflow-x: hidden;
}
body .main{
    overflow: hidden;
}
body.nav-open {
    overflow-y: hidden;
}

/* ==================== Header Module ==================== */
.header {
    background-color: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    max-width: 1440px;
    margin: 0 auto;
    height: 80px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-right: 15px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: #333;
    border-radius: 1px;
}

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

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(7px);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.logo-icon {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-image {
    height: 27px;
    object-fit: contain;
}

.logo-text {
    font-size: 28px;
    font-weight: 700;
    color: #1a73e8;
    letter-spacing: 1px;
}

.logo-text sup {
    font-size: 12px;
    color: #1a73e8;
    vertical-align: super;
    margin-left: 1px;
}

.company-name {
    font-size: 16px;
    color: #666;
    font-weight: 400;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 280px;
}

.nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav ul li {
    height: 50px;
    line-height: 50px;
    position: relative;
}

.nav ul li a {
    text-decoration: none;
    color: #666;
    font-size: 15px;
    transition: color 0.3s;
    display: block;
    padding: 0 5px;
}

.nav ul li.active a,
.nav ul li:hover a {
    color: #ff6600;
}

.nav ul li.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background-color: #ff6600;
}

.nav ul li .dropdown-arrow {
    display: inline-block;
    margin-left: 5px;
    font-size: 12px;
    color: #999;
    transition: transform 0.3s;
}

.nav ul li.has-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.nav ul li.has-dropdown {
    position: relative;
}

.nav ul li .submenu {
    position: absolute;
    top: 100%;
    left: -37px;
    background-color: #ffffff;
    min-width: 180px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    list-style: none;
    z-index: 999;
    display: none;
    border-top: 1px solid #f0f0f0;
}

.nav ul li.has-dropdown:hover .submenu {
    display: block;
}

.nav ul li .submenu li {
    border-bottom: 1px solid #f0f0f0;
}

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

.nav ul li .submenu li a {
    font-size: 14px;
    color: #333;
    display: block;
    text-decoration: none;
    text-align: center;
}

.nav ul li .submenu li a:hover {
    background-color: #f8f8f8;
    color: #ff6600;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-shrink: 0;
}

.user-icon {
    width: 28px;
    height: 28px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2'%3E%3C/path%3E%3Ccircle cx='12' cy='7' r='4'%3E%3C/circle%3E%3C/svg%3E") center/contain no-repeat;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.user-icon:hover {
    opacity: 1;
}

.lang-select {
    position: relative;
    display: inline-block;
}

.lang-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #333;
    font-size: 14px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.lang-trigger:hover {
    background-color: #f5f5f5;
}

.lang-icon {
    display: inline-block;
    width: 20px;
    height: 14px;
background: url(/skin/image/vbg01.png) -246px -70px;
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.lang-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #ffde00;
    font-size: 10px;
}

.arrow {
    font-size: 10px;
    color: #999;
    transition: transform 0.2s;
}

.lang-select.active .arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: #ffffff;
    border: 1px solid #e5e5e5;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    min-width: 140px;
    z-index: 1000;
    display: none;
    margin-top: 8px;
    overflow: hidden;
}

.lang-select.active .lang-dropdown {
    display: block;
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    cursor: pointer;
    transition: background-color 0.2s;
    font-size: 14px;
}

.lang-option:hover {
    background-color: #f8f8f8;
}

.lang-option.active {
    background-color: #fff5f0;
}

.flag {
    display: inline-block;
    width: 20px;
    height: 14px;
    border-radius: 2px;
}

.flag-cn {
   background: url('/skin/image/vbg01.png') -246px -70px;
}

.flag-en {
    background: url(/skin/image/vbg01.png) -246px -112px;
}

.flag-ru {
    background: linear-gradient(to bottom, #fff 0%, #fff 33%, #0039a6 33%, #0039a6 66%, #d52b1e 66%, #d52b1e 100%);
}

.checkmark {
    color: #ff6600;
    margin-left: auto;
    font-weight: bold;
}

/* ==================== Search Bar Module ==================== */
.search-bar {
    background-color: #f8f8f8;
    padding: 12px 20px;
    display: flex;
    justify-content: center;
    border-top: 1px solid #f0f0f0;
}

.search-bar form {
    display: flex;
    width: 100%;
    max-width: 580px;
    border-radius: 2px;
    overflow: hidden;
}

.search-input {
    flex: 1;
    height: 42px;
    padding: 0 16px;
    border: 2px solid #ff6600;
    border-right: none;
    font-size: 14px;
    outline: none;
    background-color: #ffffff;
}

.search-input:focus {
    border-color: #999;
}

.search-input::placeholder {
    color: #999;
}

.search-btn {
    height: 42px;
    padding: 0 32px;
    background-color: #ff6600;
    color: #ffffff;
    border: 2px solid #ff6600;
    border-left: none;
    border-left: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.search-btn:hover {
    background-color: #e55a00;
}

/* ==================== Banner Module ==================== */
.banner img {
    width: 100%;
    display: block;
}

/* ==================== About Module ==================== */
.about {
    background-color: #f5f5f5;
    padding: 60px 20px;
}

.about-content {
    max-width: 1150px;
    margin: 0 auto;
}

.about-title {
    font-size: 36px;
    margin-bottom: 10px;
    font-weight: 600;
}

.about-subtitle {
    font-size: 16px;
    color: #000;
}

.about-body {
    display: flex;
    gap: 20px;
    max-width: 1150px;
    margin: 0 auto;
}

.about-left {
    flex: 0 0 41%;
}

.globe {
    width: 100%;
}

.globe img {
    width: 100%;
    height: auto;
}

.about-right {
    flex: 0 0 55%;
    display: flex;
    align-items: center;
    margin-top: 6vw;
    margin-right: 10%;
    margin-bottom: 0vw;
    margin-left: 7%;
}

.about-right p {
    font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
    font-size: 20px;
    line-height: 50px;
    color: #666666;
    text-align: justify;
    text-indent: 2em;
}

/* ==================== Products Module ==================== */
.products {
    background-color: #ffffff;
}

.products-content {
    width: 100%;
}

.product-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 10px;
}

.product-item {
    position: relative;
    overflow: hidden;
}

.product-item.large {
    grid-column: 1;
    grid-row: 1 / 3;
}

.product-item:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
}

.product-item:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
}

.product-item.tall {
    grid-column: 3;
    grid-row: 1 / 3;
}

.product-item:nth-child(5) {
    grid-column: 4;
    grid-row: 1;
}

.product-item:nth-child(6) {
    grid-column: 4;
    grid-row: 2;
}

.product-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.3);
    color: #ffffff;
}

.product-name {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
}
.product-name a {
    color: #000;
    text-decoration: none;
}
.product-name-en {
    font-size: 25px;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.9;
}

/* ==================== Section Header (Shared) ==================== */
.section-header {
    text-align: center;
    margin-bottom: 40px;
    border-bottom: 2px dashed #d7d7d7;
    padding-bottom: 15px;
}

.section-line {
    width: 40px;
    height: 2px;
    background-color: #333;
    margin: 0 auto 20px;
}

.section-title {
    font-size: 36px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.section-subtitle {
    font-size: 14px;
    color: #999;
    letter-spacing: 4px;
    text-transform: uppercase;
}

/* ==================== Product Showcase Module ==================== */
.more-products {
    padding: 60px 20px;
    background-color: rgba(236, 236, 236, 1);
}

.more-products-content {
    max-width: 1440px;
    margin: 0 auto;
}

.product-showcase {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    background: #eee;
}

.showcase-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

.showcase-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s;
}

.showcase-item:hover img {
    transform: scale(1.05);
}

.showcase-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    color: #ffffff;
}

.showcase-overlay h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
}

.showcase-overlay p {
    font-size: 12px;
    letter-spacing: 2px;
    opacity: 0.8;
}

/* ==================== Company Intro Module ==================== */
.company-intro {
    padding: 80px 20px;
    background-color: #ffffff;
}

.company-intro-content {
    max-width: 1440px;
    margin: 0 auto;
    overflow: hidden;
}

.intro-body {
    display: flex;
    gap: 50px;
    align-items: center;
}

.intro-left {
    flex: 0 0 50%;
}

.intro-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.intro-right {
    flex: 0 0 50%;
}

.intro-header {
    text-align: left;
    margin-bottom: 30px;
}

.factory-title {
    font-size: 32px;
    font-weight: 700;
    color: #ff6600;
    margin-bottom: 15px;
}

.factory-line {
    width: 60px;
    height: 3px;
    background-color: #ff6600;
}

.intro-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 30px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: #ff6600;
    line-height: 1;
}

.stat-label {
    display: block;
    font-size: 14px;
    color: #666;
    margin-top: 10px;
}

.intro-text p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 20px;
    text-indent: 2em;
}

/* ==================== Product Details Module ==================== */
.product-details-content img {
    width: 100%;
}

/* ==================== Factory Showcase Module ==================== */
.factory-showcase {
    padding: 60px 20px;
    background-color: #ffffff;
}

.factory-showcase-content {
    max-width: 1440px;
    margin: 0 auto;
}

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

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

.factory-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

.factory-item.large {
    grid-column: span 2;
}

.factory-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s;
}

.factory-item:hover img {
    transform: scale(1.05);
}

.factory-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    color: #ffffff;
    text-align: center;
}

.factory-overlay h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
}

.factory-overlay p {
    font-size: 12px;
    letter-spacing: 2px;
    opacity: 0.8;
}

/* ==================== Product Series Module ==================== */
.product-series {
    padding: 60px 20px;
    background-color: #f8f8f8;
}

.product-series-content {
    max-width: 1440px;
    margin: 0 auto;
}

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

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

.series-item {
    background-color: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.series-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.series-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.series-info {
    padding: 20px;
    text-align: center;
}

.series-info h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
}

.series-info p {
    font-size: 12px;
    color: #999;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.series-link {
    display: inline-block;
    color: #ff6600;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.series-link:hover {
    color: #e55a00;
}

/* ==================== Certificates Module ==================== */
.certificates {
    padding: 60px 20px;
    background-color: #ffffff;
}

.certificates-content {
    max-width: 1200px;
    margin: 0 auto;
}

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

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

.certificate-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.certificate-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.certificate-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    color: #ffffff;
    text-align: center;
}

.certificate-overlay h4 {
    font-size: 16px;
    font-weight: 600;
}

/* ==================== Footer Module ==================== */
.footer {
    background-color: #fff;
    color: #f3f3f3;
    padding: 30px 0;
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 40px;
    border-bottom: 1px solid #444;
}

.footer-info {
    flex: 1;
}

.footer-logo {
    margin-bottom: 30px;
}

.footer-logo-text {
    font-size: 36px;
    font-weight: 700;
    color: #ff6600;
    letter-spacing: 2px;
}

.footer-logo-text sup {
    font-size: 14px;
    color: #ff6600;
    vertical-align: super;
    margin-left: 2px;
}

.footer-company-name {
    display: block;
    font-size: 16px;
    color: #ccc;
    margin-top: 5px;
}

.footer-contact p {
    font-size: 14px;
    color: #ccc;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-icon {
    font-size: 16px;
}

.footer-qrcode {
    text-align: center;
}

.footer-qrcode img {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    margin-bottom: 10px;
}

.footer-qrcode p {
    font-size: 14px;
    color: #ccc;
}

.footer-bottom {
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: #999;
    margin-bottom: 10px;
}

.footer-bottom a {
    color: #999;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-bottom a:hover {
    color: #ff6600;
}

.copyright {
    color: #666;
    font-size: 13px;
    margin-bottom: 8px;
}

.icp {
    color: #999;
    font-size: 12px;
}

/* ==================== Feature Section Module ==================== */
.feature-section {
    padding: 80px 20px;
    background-color: #f8f8f8;
}

.feature-section-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 80px;
    align-items: center;
}

.feature-left {
    flex: 0 0 55%;
    position: relative;
    height: 420px;
}

.feature-orange-block {
    position: absolute;
    top: 0;
    left: 0;
    width: 35%;
    height: 50%;
    background-color: #ff6600;
    z-index: 0;
}

.feature-image-large {
    position: absolute;
    top: 0;
    right: 0;
    width: 85%;
    height: 85%;
    z-index: 1;
}

.feature-image-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-image-small {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50%;
    height: 55%;
    z-index: 2;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.feature-image-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-right {
    flex: 0 0 45%;
    padding-left: 40px;
}

.feature-line {
    display: flex;
    gap: 12px;
    margin-bottom: 25px;
}

.feature-line span {
    width: 30px;
    height: 2px;
    background-color: #999;
}

.feature-title-en {
    font-size: 20px;
    color: #333;
    font-weight: 700;
    letter-spacing: 4px;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.feature-title-zh {
    font-size: 36px;
    color: #333;
    font-weight: 700;
    margin-bottom: 25px;
}

.feature-desc {
    font-size: 15px;
    color: #666;
    line-height: 2;
}

/* ==================== Toughness Section Module ==================== */
.toughness-section {
    padding: 80px 20px;
    background-color: #ffffff;
}

.toughness-section-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 80px;
    align-items: center;
}

.toughness-left {
    flex: 0 0 45%;
    padding-right: 20px;
}

.toughness-line {
    display: flex;
    gap: 12px;
    margin-bottom: 25px;
}

.toughness-line span {
    width: 30px;
    height: 2px;
    background-color: #999;
}

.toughness-title-en {
    font-size: 20px;
    color: #333;
    font-weight: 700;
    letter-spacing: 4px;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.toughness-title-zh {
    font-size: 36px;
    color: #333;
    font-weight: 700;
    margin-bottom: 25px;
}

.toughness-desc {
    font-size: 15px;
    color: #666;
    line-height: 2;
}

.toughness-right {
    flex: 0 0 55%;
    position: relative;
    height: 420px;
}

.toughness-orange-block {
    position: absolute;
    top: 0;
    right: 0;
    width: 35%;
    height: 50%;
    background-color: #ff6600;
    z-index: 0;
}

.toughness-image-large {
    position: absolute;
    top: 0;
    left: 0;
    width: 85%;
    height: 85%;
    z-index: 1;
}

.toughness-image-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.toughness-image-small {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 50%;
    height: 55%;
    z-index: 2;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.toughness-image-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ==================== Exhibition Section Module ==================== */
.exhibition-section {
    padding: 30px 0;
    background-color: #f8f8f8;
}

.exhibition-section-content {
    max-width: 1400px;
    margin: 0 auto;
}

.exhibition-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 50px;
}

.exhibition-item {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
}

.exhibition-item a {
    display: block;
    cursor: zoom-in;
}

.exhibition-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.exhibition-item:hover img {
    transform: scale(1.05);
}

/* ==================== Honor Section Module ==================== */
.honor-section {
    padding: 30px 0;
    background-color: #f5f5f5;
}

.honor-section-content {
    max-width: 1200px;
    margin: 0 auto;
}

.honor-slider {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
    z-index: 10;
}

.slider-prev {
    left: -70px;
}

.slider-next {
    right: -70px;
}

.slider-btn:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

.honor-container {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.honor-wrapper {
    display: flex;
    transition: transform 0.5s ease;
}

.honor-display {
    flex: 0 0 100%;
    padding: 20px;
}

.honor-display a {
    display: block;
    cursor: zoom-in;
}

.honor-image {
    max-width: 100%;
    max-height: 400px;
    object-fit: contain;
    width: 100%;
}

/* ==================== Contact Info Section Module ==================== */
.contact-info-section {
    background-color: #f5f5f5;
    padding: 40px 20px;
}

.contact-info-content {
    padding: 5.22067vw 10.7353% 5.70506vw 12.0167%;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.contact-icon-wrapper {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon {
    width: 44px;
    height: 44px;
}

.contact-text {
    text-align: center;
}

.contact-label {
    font-size: 14px;
    color: #666;
    margin-bottom: 4px;
}

.contact-value {
    font-size: 14px;
    color: #333;
    font-weight: 500;
}

/* ==================== Contact Section Module ==================== */
.contact-section {
    padding-top: 30px;
}

.contact-section-content {
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid #ddd;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-label {
    font-weight: 600;
    color: #333;
}

.contact-value {
    color: #666;
    font-size: 14px;
}

/* ==================== Map Section Module ==================== */
.map-section {
    background-color: rgb(240, 240, 240);
    padding-top: 50px;
}

.map-section-content {
    /*! max-width: 1440px; */
    margin: 0 auto;
}

.map-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}


.map-title-container {
    text-align: center;
}

.map-title {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    letter-spacing: 2px;
}

.map-subtitle {
    font-size: 16px;
    color: #666;
    margin-top: 5px;
}

.map-container {
    width: 100%;
    height: 400px;
    background-color: #e8e8e8;
}

.map-placeholder {
    width: 100%;
    height: 100%;
    background-color: #fff;
    border: 1px solid #ddd;
}

/* ==================== Responsive Styles ==================== */
@media (max-width: 1024px) {
    .header-top {
        height: auto;
    }

    .menu-toggle {
        display: flex;
    }

    .nav {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: #ffffff;
        z-index: 1000;
        overflow: hidden;
        transform: translateX(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.35s ease-out, opacity 0.35s ease-out, visibility 0.35s ease-out;
    }

    .nav.active {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-close {
        width: 100%;
        height: 50px;
        display: flex;
        align-items: center;
        justify-content: flex-start;
        padding-left: 20px;
        cursor: pointer;
        font-size: 24px;
        color: #999;
        flex-shrink: 0;
        border-bottom: 1px solid #f0f0f0;
        position: relative;
    }

    .nav-close::before,
    .nav-close::after {
        content: '';
        position: absolute;
        left: 20px;
        width: 24px;
        height: 2px;
        background-color: #999;
    }

    .nav-close::before {
        transform: rotate(45deg);
    }

    .nav-close::after {
        transform: rotate(-45deg);
    }

    .nav ul {
        flex-direction: column;
        gap: 0;
        padding: 0 0 20px;
        flex: 1;
        overflow-y: auto;
    }

    .nav ul li {
        height: auto;
        line-height: normal;
        padding: 0 30px;
        position: relative;
    }

    .nav ul li.has-arrow::after {
        content: '>';
        position: absolute;
        right: 40px;
        top: 50%;
        transform: translateY(-50%);
        color: #999;
        font-size: 14px;
    }

    .nav ul li.has-dropdown {
        position: relative;
        display: block;
    }

    .nav ul li.has-dropdown>a {
        position: relative;
        padding-right: 60px;
        display: block;
    }

    .nav ul li.has-dropdown .dropdown-arrow {
        position: absolute;
        right: 40px;
        top: 12px;
        color: #999;
        font-size: 14px;
        transition: transform 0.3s ease;
        z-index: 1;
        display: block;
    }

    .nav ul li.has-dropdown .dropdown-arrow::after {
        content: '>';
    }

    .nav ul li.has-dropdown.active .dropdown-arrow {
        transform: rotate(90deg);
    }

    .nav ul li a {
        padding: 12px 0;
        border-bottom: 1px solid #f0f0f0;
        font-size: 16px;
        color: #333;
        display: block;
    }

    .nav ul li.active a {
        color: #de2910;
        font-weight: 600;
    }

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

    .nav ul li.active::after {
        display: none;
    }

    .nav ul li>ul.submenu {
        display: block;
        margin: 0;
        padding: 0;
        background-color: #fff;
        list-style: none;
        width: 100%;
        position: static;
        box-shadow: none;
        border: none;
        z-index: 1001;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease-out;
    }

    .nav ul li.has-dropdown.active>ul.submenu {
        max-height: 9999px;
        opacity: 1;
    }

    .nav ul li.has-dropdown.active>a {
        border-bottom: none;
    }

    .nav ul li>ul.submenu li {
        padding-left: 30px;
        width: 100%;
        box-sizing: border-box;
        float: none;
    }

    .nav ul li>ul.submenu li a {
        font-size: 14px;
        color: #666;
        padding: 15px 0;
        border-bottom: 1px solid #f0f0f0;
        display: block;
        text-decoration: none;
    }

    .nav ul li>ul.submenu li:last-child a {
        border-bottom: none;
    }

    .header-right {
        display: flex;
        align-items: center;
        gap: 15px;
        flex-shrink: 0;
    }

    .header-right .user-icon {
        display: none;
    }

    .header-right .lang-select .lang-trigger span:nth-child(2) {
        display: none;
    }

    .header-right .lang-select .lang-trigger span.arrow {
        display: none;
    }

    .header-right .lang-select .lang-trigger span.lang-icon {
        width: 24px;
        height: 24px;
        background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cpath d='M12 2a14.5 14.5 0 0 0 0 20 14.5 14.5 0 0 0 0-20'%3E%3C/path%3E%3Cpath d='M2 12h20'%3E%3C/path%3E%3C/svg%3E") center/contain no-repeat;
        opacity: 0.7;
    }

    .logo {
        flex: 1;
        justify-content: center;
    }

    .company-intro {
        padding: 40px 20px;
    }

    .intro-body {
        flex-direction: column;
        gap: 10px;
    }

    .intro-left {
        flex: none;
        width: 100%;
    }

    .intro-right {
        flex: none;
        width: 100%;
    }

    .product-showcase {
        grid-template-columns: repeat(2, 1fr);
    }

    .factory-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .factory-item.large {
        grid-column: span 1;
    }

    .series-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-section-content {
        flex-direction: column;
        gap: 50px;
    }

    .feature-left {
        flex: none;
        width: 100%;
        height: 380px;
    }

    .feature-orange-block {
        width: 30%;
        height: 40%;
    }

    .feature-image-large {
        width: 90%;
        height: 80%;
    }

    .feature-image-small {
        width: 55%;
        height: 50%;
    }

    .feature-right {
        flex: none;
        width: 100%;
        padding-left: 0;
    }

    .feature-title-en {
        font-size: 16px;
        letter-spacing: 3px;
    }

    .feature-title-zh {
        font-size: 28px;
    }

    .feature-desc {
        font-size: 14px;
        line-height: 1.8;
    }

    .toughness-section-content {
        flex-direction: column;
        gap: 50px;
    }

    .toughness-left {
        flex: none;
        width: 100%;
        padding-right: 0;
        order: 2;
    }

    .toughness-right {
        flex: none;
        width: 100%;
        height: 380px;
        order: 1;
    }

    .toughness-orange-block {
        width: 30%;
        height: 40%;
    }

    .toughness-image-large {
        width: 90%;
        height: 80%;
    }

    .toughness-image-small {
        width: 55%;
        height: 50%;
    }

    .toughness-title-en {
        font-size: 16px;
        letter-spacing: 3px;
    }

    .toughness-title-zh {
        font-size: 28px;
    }

    .toughness-desc {
        font-size: 14px;
        line-height: 1.8;
    }

    .exhibition-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-header {
        margin-bottom: 10px;
    }

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

    .product-showcase {
        grid-template-columns: 1fr;
    }

    .intro-body {
        flex-direction: column;
    }

    .intro-left,
    .intro-right {
        flex: none;
        width: 100%;
    }

    .intro-stats {
        justify-content: center;
    }

    .factory-grid {
        grid-template-columns: 1fr;
    }

    .series-grid {
        grid-template-columns: 1fr;
    }

    .certificates-grid {
        grid-template-columns: 1fr;
    }

    .footer-top {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-contact p {
        justify-content: center;
    }

    .footer-qrcode {
        margin-top: 30px;
    }

    .feature-section {
        padding: 50px 20px;
    }

    .feature-left {
        height: 320px;
    }

    .feature-orange-block {
        width: 25%;
        height: 35%;
    }

    .feature-image-large {
        width: 95%;
        height: 75%;
    }

    .feature-image-small {
        width: 60%;
        height: 45%;
    }

    .feature-title-en {
        font-size: 14px;
        letter-spacing: 2px;
    }

    .feature-title-zh {
        font-size: 24px;
    }

    .feature-desc {
        font-size: 13px;
        line-height: 1.7;
    }

    .toughness-section {
        padding: 50px 20px;
    }

    .toughness-right {
        height: 320px;
    }

    .toughness-orange-block {
        width: 25%;
        height: 35%;
    }

    .toughness-image-large {
        width: 95%;
        height: 75%;
    }

    .toughness-image-small {
        width: 60%;
        height: 45%;
    }

    .toughness-title-en {
        font-size: 14px;
        letter-spacing: 2px;
    }

    .toughness-title-zh {
        font-size: 24px;
    }

    .toughness-desc {
        font-size: 13px;
        line-height: 1.7;
    }

    .exhibition-section {
        padding: 60px 20px;
    }

    .exhibition-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .honor-section {
        padding: 60px 20px;
    }

    .slider-prev {
        left: 10px;
    }

    .slider-next {
        right: 10px;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
    }

    .honor-display {
        padding: 15px;
    }

    .honor-image {
        max-height: 300px;
    }


    .contact-info {
        flex-direction: column;
        gap: 20px;
    }

    .contact-item {
        justify-content: center;
    }

    .contact-info-section {
        padding: 30px 15px;
    }

    .contact-info-content {
        flex-direction: column;
        gap: 25px;
    }

    .contact-item {
        flex-direction: row;
        gap: 15px;
        width: 100%;
        justify-content: flex-start;
    }

    .contact-text {
        text-align: left;
    }

    .contact-icon-wrapper {
        width: 50px;
        height: 50px;
    }

    .contact-icon {
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 1024px) {
    .about-body {
        flex-direction: column;
        align-items: center;
    }

    .about-left {
        flex: none;
        width: 100%;
        max-width: 500px;
        margin-bottom: 30px;
    }

    .about-right {
        flex: none;
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .about-right p {
        font-size: 18px;
        line-height: 40px;
    }
}

@media (max-width: 768px) {
    .about-title {
        font-size: 28px;
    }

    .about-subtitle {
        font-size: 14px;
    }

    .about-right p {
        font-size: 16px;
        line-height: 32px;
    }
}

@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: repeat(4, 1fr);
        height: auto;
        gap: 8px;
    }

    .product-item.large {
        grid-column: 1;
        grid-row: 1 / 3;
    }

    .product-item.tall {
        grid-column: 1;
        grid-row: 3 / 5;
    }

    .product-item:nth-child(2) {
        grid-column: 2;
        grid-row: 1;
    }

    .product-item:nth-child(3) {
        grid-column: 2;
        grid-row: 2;
    }

    .product-item:nth-child(5) {
        grid-column: 2;
        grid-row: 3;
    }

    .product-item:nth-child(6) {
        grid-column: 2;
        grid-row: 4;
    }

    .product-item img {
        height: 200px;
    }

    .product-item.large img,
    .product-item.tall img {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: repeat(4, 1fr);
        height: auto;
        gap: 5px;
    }

    .product-item.large {
        grid-column: 1;
        grid-row: 1 / 3;
    }

    .product-item.tall {
        grid-column: 1;
        grid-row: 3 / 5;
    }

    .product-item:nth-child(2) {
        grid-column: 2;
        grid-row: 1;
    }

    .product-item:nth-child(3) {
        grid-column: 2;
        grid-row: 2;
    }

    .product-item:nth-child(5) {
        grid-column: 2;
        grid-row: 3;
    }

    .product-item:nth-child(6) {
        grid-column: 2;
        grid-row: 4;
    }

    .product-item img {
        height: 150px;
    }

    .product-item.large img,
    .product-item.tall img {
        height: 300px;
    }

    .product-name {
        font-size: 18px;
    }

    .product-name-en {
        font-size: 10px;
    }
}

.inner_banner img {
    width: 100%;
}

/* ==================== Product List Module ==================== */
.product {
    background: rgba(236, 236, 236, 1);
}

.product-list {
    padding: 40px 20px;
    max-width: 1155px;
    margin: 0 auto;
}

.product-header {
    margin-bottom: 15px;
}

.sort-bar {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    background-color: #f5f5f5;
    padding: 12px 20px;
    border-bottom: 1px solid #e0e0e0;
}

.sort-options {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-content: flex-start;
}

.sort-divider {
    width: 100%;
    height: 1px;
    background-color: #e0e0e0;
    margin: 5px 0;
}

.sort-item {
    position: relative;
    text-decoration: none;
    color: #333;
    font-size: 16px;
    padding: 10px 26px;
    background-color: #f5f5f5;
    border-radius: 4px;
    transition: all 0.3s ease;
    text-align: center;
    white-space: nowrap;
}

.sort-item:hover {
    background-color: #ff6600;
    color: #ffffff;
}

.sort-item.active {
    background-color: #ff6600;
    color: #ffffff;
}

.filter-dropdown {
    position: relative;
}

.menu-icon {
    display: none;
    font-size: 16px;
}

.filter-icon {
    font-size: 12px;
}

.filter-btn {
    display: flex;
    background-color: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
    font-size: 14px;
    color: #666;
    align-items: center;
    gap: 4px;
    transition: color 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    color: #ff6600;
}

.dropdown-arrow {
    font-size: 10px;
    transition: transform 0.3s ease;
}

.filter-btn.active .dropdown-arrow {
    transform: rotate(180deg);
}

/* Filter Modal Styles */
.filter-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ffffff;
    z-index: 1000;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s ease-out, opacity 0.35s ease-out, visibility 0.35s ease-out;
    display: flex;
    flex-direction: column;
}

.filter-modal.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.filter-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    border-bottom: 1px solid #f0f0f0;
    flex-shrink: 0;
}

.filter-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.filter-close {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    font-size: 24px;
    color: #999;
    cursor: pointer;
    line-height: 1;
}

.filter-close:hover {
    color: #333;
}

.filter-content {
    flex: 1;
    overflow-y: auto;
    padding: 15px 20px;
}

.filter-section {
    margin-bottom: 20px;
}

.filter-section .section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.section-arrow {
    font-size: 12px;
    color: #999;
}

.category-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.category-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background-color: #f5f5f5;
    border-radius: 4px;
    text-decoration: none;
    color: #333;
    font-size: 14px;
    transition: all 0.3s ease;
}

.category-tag:hover,
.category-tag.active {
    background-color: #ff6600;
    color: #ffffff;
}

.filter-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.filter-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ==================== News Detail Module ==================== */
.news {
    background-color: #ececec;
}

.news-detail {
    width: 1155px;
    margin: 0 auto;
    padding: 40px 0;
}

.news-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e5e5e5;
    text-align: center;
}

.news-title {
    font-size: 32px;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
    line-height: 1.4;
}

.news-meta {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: #999;
}

.news-time,
.news-author {
    display: flex;
    align-items: center;
}

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

.news-content img {
    max-width: 100%;
    height: auto;
    margin: 15px 0;
}

.news-content p {
    margin-bottom: 15px;
    text-indent: 2em;
}

/* ==================== Product List Module ==================== */
.product-list .product-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: flex-start;
}

.product-card {
    background-color: #ffffff;
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    width: calc(25% - 7.5px);
}

.product-card:hover {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transform: translateY(-3px);
}

.product-image {
    width: calc(100% - 20px);
    padding-top: calc(100% - 20px);
    position: relative;
    overflow: hidden;
    margin: 10px auto;
}

.product-image img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: translate(-50%, -50%);
    transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
    transform: translate(-50%, -50%) scale(1.05);
}

.product-name {
    padding: 15px 15px 20px;
    margin: 0;
    font-size: 25px;
    font-weight: normal;
    color: #fff;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-btn {
    width: 85%;
    margin: 0 auto 15px;
    padding: 12px;
    background-color: #ff6600;
    color: #ffffff;
    border: none;
    border-radius: 25px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s;
    display: block;
    text-align: center;
}

.product-btn:hover {
    background-color: #e55a00;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin: 30px 0;
    padding: 20px;
    list-style: none;
}

.pagination-item {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    background-color: #e3e3e3;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.pagination-item a {
    display: block;
    width: 100%;
    height: 100%;
    line-height: 40px;
    text-align: center;
    color: #333;
    text-decoration: none;
}

.pagination-item:hover {
    background-color: #ff6600;
}

.pagination-item:hover a {
    color: #ffffff;
}

.pagination-item.active {
    background-color: #ff6600;
}

.pagination-item.active a {
    color: #ffffff;
}

.pagination-prev,
.pagination-next {
    min-width: 80px;
}

@media (max-width: 1024px) {
    .product-card {
        width: calc(50% - 5px);
    }
}

@media (min-width: 769px) {
    .filter-dropdown {
        display: none;
    }
}

@media (max-width: 768px) {
    .search-bar {
        display: none;
    }

    .product-list {
        padding: 0;
    }

    .pagination {
        gap: 5px;
        margin: 20px 0;
        padding: 15px;
    }

    .pagination-item {
        min-width: 36px;
        height: 36px;
        font-size: 13px;
    }

    .pagination-item a {
        line-height: 36px;
    }

    .pagination-prev,
    .pagination-next {
        min-width: 60px;
    }

    .product-card {
        width: calc(50% - 5px);
    }

    .product-image {
        width: 185px;
        height: 185px;
    }

    .sort-bar {
        justify-content: flex-end;
        padding: 10px 15px;
        border-bottom: none;
    }

    .sort-options {
        display: none;
    }

    .filter-btn {
        display: flex;
        width: auto;
        background-color: #ffffff;
        border: 1px solid #f0f0f0;
        padding: 8px 16px;
        border-radius: 4px;
    }

    .filter-modal {
        transform: translateY(-100%);
    }

    .filter-modal.active {
        transform: translateY(0);
    }
}

/* ==================== Float Buttons Module ==================== */
.float-buttons {
    position: fixed;
    right: 15px;
    top: calc(22.8315% - 61px);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.float-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.float-btn:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

.float-btn.active {
    background-color: #ff6600;
    box-shadow: 0 6px 20px rgba(255, 102, 0, 0.5);
}

.float-icon {
    width: 24px;
    height: 24px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.phone-icon {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72 12.84 12.84 0 0 0 .7 2.81 2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45 12.84 12.84 0 0 0 2.81.7A2 2 0 0 1 22 16.92z'/%3E%3C/svg%3E");
}

.float-btn.active .phone-icon {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72 12.84 12.84 0 0 0 .7 2.81 2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45 12.84 12.84 0 0 0 2.81.7A2 2 0 0 1 22 16.92z'/%3E%3C/svg%3E");
}

.qrcode-icon {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23666'%3E%3Cpath d='M6 2H18a2 2 0 0 1 2 2v16a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2zm4 10h4v4h-4v-4zm0-6h4v4h-4V6zm6 6h4v4h-4v-4zm0-6h4v4h-4V6zM6 6h4v4H6V6zm0 6h4v4H6v-4z'/%3E%3C/svg%3E");
}

.float-panel {
    position: absolute;
    right: 60px;
    bottom: 0;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all 0.3s ease;
}

.float-panel.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.panel-arrow {
    position: absolute;
    right: -9px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 10px solid #ffffff;
}

.float-phone-panel {
    padding: 15px 20px;
    white-space: nowrap;
    bottom: 62px;
}

.float-phone-panel .panel-arrow {
    top: 50%;
}

.panel-title {
    margin: 0;
    font-size: 14px;
    color: #333;
}

.float-qrcode-panel {
    padding: 20px;
    text-align: center;
    min-width: 180px;
    bottom: -99px;
}

.float-qrcode-panel .panel-arrow {
    top: 120px;
}

.qrcode-title {
    margin: 0 0 10px 0;
    font-size: 16px;
    font-weight: bold;
    color: #333;
}

.qrcode-image {
    width: 140px;
    height: 140px;
    display: block;
    margin: 0 auto 10px;
}

.qrcode-desc {
    margin: 0;
    font-size: 14px;
    color: #666;
}

@media (max-width: 768px) {
    .float-buttons {
        display: none;
    }
}

/* ==================== Category Navigation Module ==================== */
.category-nav {
    padding: 40px 20px;
    background-color: #f5f5f5;
}

.category-nav-content {
    max-width: 1200px;
    margin: 0 auto;
}

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

.category-item {
    text-align: center;
    font-size: 16px;
    color: #333333;
    text-decoration: none;
    padding: 15px 0;
    transition: color 0.3s, background-color 0.3s;
    border-radius: 4px;
}

.category-item:hover {
    color: #ff6600;
}

@media (max-width: 768px) {
    .category-nav {
        padding: 0 15px;
    }

    .category-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .category-item {
        font-size: 16px;
        padding: 18px 0;
        text-align: left;
        border-bottom: 1px solid #e0e0e0;
        border-radius: 0;
    }

    .category-item:last-child {
        border-bottom: none;
    }
}

/* ==================== Company Profile Module ==================== */
.company-profile {
    padding: 80px 0;
    background-color: #ffffff;
}

.company-profile-content {
    margin: 0 auto;
    display: flex;
    max-width: 1150px;
    align-items: flex-start;
    box-sizing: border-box;
}

.profile-left {
    flex: 0 0 48%;
    position: relative;
    height: 500px;
    box-sizing: border-box;
}


.profile-image-large {
    position: absolute;
    top: 0;
    left: 0;
    width: 82%;
    height: 75%;
    z-index: 1;
}

.profile-image-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-image-small {
    position: absolute;
    top: 38%;
    left: 0;
    width: 52%;
    height: 62%;
    z-index: 2;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.18);
}

.profile-image-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-right {
    flex: 0 0 45%;
    padding-top: 40px;
}

.profile-line {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.profile-line span {
    width: 35px;
    height: 2px;
    background-color: #cccccc;
}

.profile-title-en {
    font-size: 18px;
    color: #999999;
    font-weight: 600;
    letter-spacing: 6px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.profile-title-company {
    font-size: 32px;
    color: #333333;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.profile-title-zh {
    font-size: 24px;
    color: #333333;
    font-weight: 600;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e5e5e5;
}

.profile-desc {
    font-size: 15px;
    color: #666666;
    line-height: 2;
}

.profile-desc p {
    margin-bottom: 20px;
    text-align: justify;
    text-indent: 2em;
}

.profile-desc p:last-child {
    margin-bottom: 0;
}

@media (max-width: 1024px) {
    .company-profile-content {
        flex-direction: column;
        gap: 40px;
    }

    .profile-left {
        flex: none;
        width: 100%;
        max-width: 600px;
        margin: 0 auto;
        height: 450px;
    }

    .profile-orange-block {
        width: 25%;
        height: 40%;
    }

    .profile-image-large {
        width: 90%;
        height: 75%;
    }

    .profile-image-small {
        width: 50%;
        height: 55%;
    }

    .profile-right {
        flex: none;
        width: 100%;
        padding-top: 20px;
    }

    .profile-title-company {
        font-size: 28px;
    }

    .profile-title-zh {
        font-size: 22px;
    }

    .profile-desc {
        font-size: 14px;
        line-height: 1.8;
    }
}

@media (max-width: 768px) {
    .company-profile {
        padding: 50px 20px;
    }

    .profile-left {
        height: 380px;
    }

    .profile-orange-block {
        width: 22%;
        height: 35%;
    }

    .profile-image-large {
        width: 95%;
        height: 72%;
    }

    .profile-image-small {
        width: 55%;
        height: 50%;
    }

    .profile-line span {
        width: 25px;
    }

    .profile-title-en {
        font-size: 14px;
        letter-spacing: 4px;
    }

    .profile-title-company {
        font-size: 24px;
    }

    .profile-title-zh {
        font-size: 20px;
        padding-bottom: 15px;
        margin-bottom: 20px;
    }

    .profile-desc {
        font-size: 13px;
        line-height: 1.7;
    }

    .profile-desc p {
        margin-bottom: 15px;
        text-indent: 1.5em;
    }
}

/* ==================== Company News Module ==================== */
.company-news {
    padding: 30px 0;
    background-color: #f5f5f5;
}

.company-news-content {
    max-width: 1440px;
    margin: 0 auto;
    width: 100%;
}

.company-news .pagination {
    width: 100%;
    box-sizing: border-box;
}


.news-title-en {
    font-size: 28px;
    color: #333333;
    font-weight: 700;
    letter-spacing: 4px;
    margin-bottom: 10px;
}

.news-title-zh {
    font-size: 20px;
    color: #666666;
    font-weight: 500;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin: 0 auto;
    
}

.news-card {
    background-color: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.news-image {
    position: relative;
    padding: 10px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s;
}

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

.news-title {
    font-size: 25px;
    font-weight: 600;
    color: #333333;
    padding:0 15px;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.news-title a {
    color: inherit;
}

.news-date {
    font-size: 13px;
    color: #999999;
    padding: 0 18px;
    margin-bottom: 10px;
}

.news-desc {
    font-size: 14px;
    color: #666666;
    line-height: 1.7;
    padding: 0 18px;
    margin-bottom: 15px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 6;
    -webkit-box-orient: vertical;
    height: 142px;
}

.news-desc a {
    color: inherit;
}

.news-footer {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 18px;
    box-sizing: border-box;
}

.news-tag {
    font-size: 12px;
    color: #ff6600;
    padding: 4px 10px;
    background-color: #fff5f0;
    border-radius: 4px;
}

.news-tag a {
    color: inherit;
}

.news-arrow {
    font-size: 16px;
    color: #999999;
    transition: color 0.3s, transform 0.3s;
}

.news-card:hover .news-arrow {
    color: #ff6600;
    transform: translateX(5px);
}

@media (max-width: 1024px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .news-title {
        font-size: 14px;
        height: 42px;
    }

    .news-desc {
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .company-news {
        padding: 50px 20px;
    }

    .news-header {
        margin-bottom: 35px;
    }

    .news-title-en {
        font-size: 22px;
        letter-spacing: 3px;
    }

    .news-title-zh {
        font-size: 16px;
    }

    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .news-image img {
        height: 160px;
    }

    .news-title {
        font-size: 14px;
        padding: 12px 15px 6px;
        height: auto;
        -webkit-line-clamp: 3;
    }

    .news-date {
        padding: 0 15px;
    }

    .news-desc {
        padding: 0 15px;
        font-size: 13px;
        margin-bottom: 12px;
    }

    .news-footer {
        padding: 10px 15px;
    }
}

/* ==================== Product Detail Module ==================== */
.product-detail {
    background-color: #f8f8f8;
    padding: 40px 0;
}

.product-detail .container {
    max-width: 1155px;
    margin: 0 auto;
    padding: 0 20px;
    background: #fff;
}

.detail-main {
    display: flex;
    gap: 60px;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
}

.detail-left {
    flex: 0 0 45%;
}

.detail-right {
    flex: 0 0 45%;
    padding-top: 30px;
}

.main-image {
    position: relative;
    background-color: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.slide-prev,
.slide-next {
    display: none;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background-color: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    z-index: 10;
    transition: background-color 0.3s;
}

.slide-prev {
    left: 10px;
}

.slide-next {
    right: 10px;
}

.slide-prev:hover,
.slide-next:hover {
    background-color: rgba(0, 0, 0, 0.7);
}


.main-image {
    overflow: hidden;
}

.main-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    object-position: center center;
    display: block;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-image img.slide-left-out {
    transform: translateX(-20%);
    opacity: 0;
}

.main-image img.slide-right-out {
    transform: translateX(20%);
    opacity: 0;
}

.main-image img.slide-in {
    transform: translateX(0);
    opacity: 1;
}

.thumbnails {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
}

.thumb-prev,
.thumb-next {
    width: 36px;
    height: 36px;
    border: 1px solid #ddd;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
    color: #666;
    transition: all 0.2s;
}

.thumb-prev:hover,
.thumb-next:hover {
    background-color: #ff6600;
    border-color: #ff6600;
    color: #fff;
}

.thumb-list {
    display: flex;
    gap: 12px;
    overflow: hidden;
}

.thumb-item {
    width: 70px;
    height: 70px;
    border: 2px solid transparent;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s;
}

.thumb-item.active {
    border-color: #ff6600;
}

.thumb-item:hover {
    border-color: #ff6600;
}

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

.nav-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.nav-btn {
    padding: 10px 25px;
    border: 1px solid #ddd;
    background-color: #fff;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    color: #666;
    transition: all 0.2s;
    text-decoration: none;
}

.nav-btn:hover {
    border-color: #ff6600;
    color: #ff6600;
}

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

.product-title {
    font-size: 32px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    line-height: 1.3;
}

.product-subtitle {
    font-size: 24px;
    font-weight: 500;
    color: #666;
    margin-bottom: 15px;
}

.product-meta {
    margin-bottom: 10px;
}

.product-meta .brand {
    font-size: 14px;
    color: #999;
}

.product-specs {
    background-color: #ffffff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.spec-item {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}

.spec-item:last-child {
    border-bottom: none;
}

.spec-label {
    width: 80px;
    font-size: 14px;
    color: #999;
    font-weight: 500;
}

.spec-value {
    font-size: 14px;
    color: #333;
}

.action-buttons {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.btn-primary {
    flex: 1;
    height: 48px;
    background-color: #ff6600;
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-primary:hover {
    background-color: #e55a00;
}

.btn-secondary {
    flex: 0.4;
    height: 48px;
    background-color: #fff;
    border: 2px solid #ff6600;
    border-radius: 4px;
    color: #ff6600;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 50px;
}

.btn-secondary:hover {
    background-color: #fff5f0;
}

.share-bar {
    display: flex;
    justify-content: flex-end;
    gap: 20px;
}

.share-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    color: #999;
    font-size: 12px;
    transition: color 0.2s;
}

.share-btn:hover {
    color: #ff6600;
}

.share-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.share-icon.qrcode::before {
    content: 'QR';
    font-size: 10px;
    font-weight: bold;
}

.share-icon.share::before {
    content: '↗';
}

/* ==================== Detail Tabs Module ==================== */
.detail-tabs {
    /*! margin-top: 40px; */
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.tabs-header {
    display: flex;
    border-bottom: 1px solid #f0f0f0;
}

.tab-item {
    padding: 16px 30px;
    background-color: #f8f8f8;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.tab-item.active {
    background-color: #ffffff;
}

.tab-item.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #ff6600;
}

.tab-item span {
    font-size: 14px;
    font-weight: 500;
    color: #666;
}

.tab-item.active span {
    color: #ff6600;
}

.tabs-content {
    padding: 30px;
}

.product-description {
    text-align: center;
}

.desc-title {
    font-size: 20px;
    font-weight: 600;
    color: #ff6600;
    margin-bottom: 20px;
}

.desc-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

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

.desc-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.3);
    color: #ffffff;
}

.desc-tags {
    display: inline-block;
    padding: 8px 20px;
    background-color: #ff6600;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 15px;
}

.desc-name {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.desc-subtitle {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 10px;
    opacity: 0.9;
}

.desc-features {
    font-size: 16px;
    opacity: 0.85;
    letter-spacing: 2px;
}

/* ==================== Product Detail Responsive ==================== */
@media (max-width: 1024px) {
    .detail-main {
        flex-direction: column;
        gap: 40px;
    }

    .detail-left,
    .detail-right {
        flex: none;
        width: 100%;
    }

    .detail-right {
        padding-top: 0;
    }

    .main-image img {
        height: 400px;
    }

    .tab-item {
        flex: 1;
        text-align: center;
    }
}

/* ==================== News Detail Responsive Styles ==================== */
@media (max-width: 1024px) {
    .news-detail {
        width: 100%;
        padding: 20px 15px;
        padding-top: 0;
    }
}

@media (max-width: 768px) {
    .news-detail {
        width: 100%;
        padding: 15px;
        padding-top: 0;
    }

    .news-title {
        font-size: 24px;
    }

    .news-meta {
        flex-direction: column;
        gap: 8px;
    }

    .news-content {
        font-size: 14px;
        line-height: 1.6;
    }
}

@media (max-width: 768px) {
    .detail-main {
        gap: 10px;
    }

    .product-detail {
        padding: 20px 0;
    }

    .main-image img {
        height: 300px;
    }

    .product-title {
        background-color: #fff;
        padding: 15px;
        text-align: center;
        font-size: 24px;
    }

    .product-subtitle {
        font-size: 18px;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-buttons {
        display: none;
    }

    .product-header {
        margin-bottom: 10px;
    }

    .detail-tabs {
        margin-top: 10px;
    }

    .thumbnails {
        display: none;
    }

    .slide-prev,
    .slide-next {
        display: none;
    }

    .thumb-item {
        width: 60px;
        height: 60px;
    }

    .tab-item {
        flex: 1;
        text-align: center;
    }
}

/* ==================== News Detail Responsive Styles ==================== */
@media (max-width: 1024px) {
    .news-detail {
        width: 100%;
        padding: 20px 15px;
        padding-top: 0;
    }
}

@media (max-width: 768px) {
    .news-detail {
        width: 100%;
        padding: 15px;
        padding-top: 0;
    }

    .news-title {
        font-size: 24px;
        padding: 15px 0;
        margin-bottom: 0;
    }

    .news-meta {
        flex-direction: column;
        gap: 8px;
    }

    .news-content {
        font-size: 14px;
        line-height: 1.6;
    }
}