/* ========================================
   余姚市国民铜业有限公司 - 企业官网样式
   参考 www.cobel.cn 设计风格
   ======================================== */

/* CSS Variables */
:root {
    --primary-color: #B87333;      /* 铜色 */
    --primary-dark: #8B5A2B;      /* 深铜色 */
    --primary-light: #D4A574;     /* 浅铜色 */
    --text-dark: #333333;
    --text-gray: #666666;
    --text-light: #999999;
    --text-white: #ffffff;
    --bg-white: #ffffff;
    --bg-light: #f5f5f5;
    --bg-dark: #1a1a2e;
    --border-color: #e5e5e5;
    --transition: all 0.3s ease;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Source Han Sans SC', 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 40px;
}

/* ========================================
   Header & Navigation - 白色头部
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
}

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

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-tagline {
    font-size: 13px;
    color: var(--text-gray);
    font-weight: 500;
    white-space: nowrap;
}

.logo-text {
    color: var(--text-dark);
}

.logo-text h1 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-dark);
}

.logo-text span {
    font-size: 11px;
    color: var(--text-gray);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: 35px;
    margin-right: 30px;
}

.header-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 16px;
    padding: 8px 16px;
    background: rgba(194, 121, 55, 0.08);
    border-radius: 25px;
    white-space: nowrap;
}

.nav-list a {
    color: var(--text-dark);
    font-size: 18px;
    padding: 10px 0;
    position: relative;
    font-weight: 500;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-list a:hover::after,
.nav-list a.active::after {
    width: 100%;
}

.nav-list a:hover,
.nav-list a.active {
    color: var(--primary-color);
}

.nav-item-has-sub {
    position: relative;
}

.nav-item-has-sub > a::before {
    content: '';
    position: absolute;
    right: -14px;
    top: 50%;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid var(--text-dark);
    transform: translateY(-50%);
    transition: var(--transition);
}

.nav-item-has-sub:hover > a::before {
    border-top-color: var(--primary-color);
    transform: translateY(-50%) rotate(180deg);
}

.nav-submenu {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    min-width: 200px;
    background: var(--bg-white);
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1001;
    border: 1px solid var(--border-color);
}

.nav-item-has-sub:hover .nav-submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.nav-submenu li {
    display: block;
    width: 100%;
}

.nav-submenu li a {
    display: block;
    padding: 12px 24px;
    font-size: 15px;
    color: var(--text-dark);
    font-weight: 400;
    white-space: nowrap;
    position: relative;
    transition: var(--transition);
}

.nav-submenu li a::after {
    display: none;
}

.nav-submenu li a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transform: translateY(-50%);
    transition: width 0.3s ease;
}

.nav-submenu li a:hover {
    color: var(--primary-color);
    padding-left: 30px;
    background: rgba(184, 115, 51, 0.05);
}

.nav-submenu li a:hover::before {
    width: 6px;
    left: 14px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--text-dark);
    transition: var(--transition);
}

/* ========================================
   Banner Section
   ======================================== */
.banner-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
}

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

.banner-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.5s ease, visibility 1.5s ease;
}

.banner-slide.active {
    opacity: 1;
    visibility: visible;
}

.banner-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1.2);
    z-index: 0;
}

.banner-slide.active .banner-image {
    animation: bannerZoom 8s ease-out forwards;
}

@keyframes bannerZoom {
    0% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

.banner-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.3) 100%);
    z-index: 1;
}

.banner-slide .container {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: center;
}

.banner-content {
    max-width: 700px;
    text-align: left;
}

.banner-badge {
    display: inline-block;
    padding: 8px 25px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 30px;
    color: var(--text-white);
    font-size: 14px;
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
}

.banner-content h2 {
    font-size: 56px;
    color: var(--text-white);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.banner-content h2 span {
    display: block;
    font-size: 40px;
    font-weight: 500;
    margin-top: 8px;
    opacity: 0.95;
}

.banner-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    line-height: 1.8;
}

.banner-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 40px;
    font-size: 16px;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-weight: 500;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(184, 115, 51, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background: var(--text-white);
    color: var(--text-dark);
    border-color: var(--text-white);
}

/* Banner Pagination */
.banner-pagination {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 10;
}

.banner-pagination span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition);
}

.banner-pagination span.active {
    background: var(--primary-color);
    width: 30px;
    border-radius: 6px;
}

/* ========================================
   Section Common Styles
   ======================================== */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-gray);
    max-width: 600px;
    margin: 25px auto 0;
    line-height: 1.8;
}

.bg-light {
    background: var(--bg-light);
}

.bg-dark {
    background: var(--bg-dark);
    color: var(--text-white);
}

.bg-dark .section-title {
    color: var(--text-white);
}

.bg-dark .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

/* ========================================
   About Section
   ======================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image-main {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(184, 115, 51, 0.3);
}

.about-image-main::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="45" fill="none" stroke="%23ffffff" stroke-width="0.3"/></svg>');
    background-size: 50px;
    opacity: 0.2;
    animation: rotate 60s linear infinite;
}

.about-image-main .copper-icon {
    width: 150px;
    height: 150px;
    position: relative;
    z-index: 1;
}

.about-image-main .copper-icon svg {
    width: 100%;
    height: 100%;
    fill: var(--text-white);
    opacity: 0.9;
}

.about-image-accent {
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 200px;
    height: 200px;
    background: var(--primary-light);
    border-radius: 10px;
    z-index: -1;
    opacity: 0.3;
}

.about-content h3 {
    font-size: 36px;
    margin-bottom: 25px;
    color: var(--text-dark);
}

.about-content h3 span {
    color: var(--primary-color);
}

.about-content p {
    font-size: 16px;
    color: var(--text-gray);
    margin-bottom: 10px;
    line-height: 1.8;
}

.about-more-btn {
    display: inline-block;
    padding: 12px 32px;
    background: var(--primary-color);
    color: white;
    font-size: 15px;
    border-radius: 6px;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.about-more-btn:hover {
    background: #a06030;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(184, 115, 51, 0.3);
}

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

.about-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 25px 15px;
    background: var(--bg-light);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
}

.about-feature-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.about-feature-icon svg {
    width: 24px;
    height: 24px;
    fill: var(--text-white);
}

.about-feature span {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-dark);
}

/* ========================================
   Stats Section
   ======================================== */
/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 45px 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
}

.stat-item:hover {
    transform: translateY(-12px) scale(1.02);
    background: rgba(184, 115, 51, 0.15);
    border-color: rgba(184, 115, 51, 0.4);
    box-shadow: 0 20px 50px rgba(184, 115, 51, 0.2);
}

.stat-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(184, 115, 51, 0.2) 0%, rgba(184, 115, 51, 0.1) 100%);
    border-radius: 14px;
    color: var(--primary-color);
    font-size: 24px;
    transition: var(--transition);
}

.stat-item:hover .stat-icon {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(184, 115, 51, 0.3);
}

.stat-icon svg {
    width: 28px;
    height: 28px;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 10px;
    display: block;
    background: linear-gradient(135deg, #B87333 0%, #D4A373 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    margin-bottom: 8px;
    display: block;
}

.stat-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   Honor Section
   ======================================== */
.honor-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

/* ========================================
   Factory Gallery Section
   ======================================== */
.factory-section {
    background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
}

.gallery-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
}

.gallery-prev,
.gallery-next {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s ease;
}

.gallery-prev:hover,
.gallery-next:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-white);
    transform: scale(1.1);
}

.gallery-prev svg,
.gallery-next svg {
    width: 20px;
    height: 20px;
}

.gallery-indicators {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

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

.indicator:hover {
    background: var(--primary-color);
    transform: scale(1.2);
}

.indicator.active {
    width: 35px;
    border-radius: 6px;
    background: var(--primary-color);
}

.gallery-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.gallery-prev,
.gallery-next {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    color: var(--text-gray);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.gallery-prev:hover,
.gallery-next:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.gallery-wrapper {
    overflow: hidden;
    width: 100%;
    max-width: calc(4 * (25% - 15px) + 3 * 20px);
}

.gallery-track {
    display: flex;
    gap: 20px;
    transition: transform 0.4s ease;
}

.gallery-slide {
    flex: 0 0 calc(25% - 15px);
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

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

.gallery-slide:hover img {
    transform: scale(1.05);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.15);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-caption {
    color: var(--text-white);
    font-size: 14px;
    font-weight: 500;
}

.honor-slider {
    overflow: hidden;
    position: relative;
}

.honor-track {
    display: flex;
    gap: 20px;
    animation: honorScroll 20s linear infinite;
}

.honor-track:hover {
    animation-play-state: paused;
}

.honor-item {
    flex: 0 0 calc(25% - 15px);
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    cursor: pointer;
}

.honor-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

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

@keyframes honorScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* News List Styles */
.news-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-item {
    background: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    height: 100%;
}

.news-item-link {
    display: block;
    text-decoration: none;
    color: inherit;
    height: 100%;
}

.news-item-link:hover .news-item {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    transform: translateY(-8px);
    border-color: var(--primary-color);
}

.news-image {
    width: 100%;
    height: 200px;
    border-radius: 10px 10px 0 0;
    overflow: hidden;
}

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

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

.news-content {
    padding: 20px;
}

.news-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-title a {
    color: inherit;
    text-decoration: none;
}

.news-title:hover a {
    color: var(--primary-color);
}

.news-description {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 15px;
}

.news-date {
    font-size: 13px;
    color: #999;
}

/* News List Pagination */
.section .pagination {
    margin-top: 40px;
    text-align: center;
}

.section .pagination .post-pagination {
    display: inline-flex;
    justify-content: center;
    gap: 8px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.section .pagination .post-pagination li {
    list-style: none;
}

.section .pagination .post-pagination a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    height: 42px;
    padding: 0 16px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-gray);
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
}

.section .pagination .post-pagination a:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(184, 115, 51, 0.3);
}

.section .pagination .post-pagination li.active a {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-white);
    box-shadow: 0 4px 12px rgba(184, 115, 51, 0.25);
}

.section .pagination .post-pagination li.disabled a {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* News Detail Layout */
.news-detail-layout {
    display: flex;
    gap: 35px;
    align-items: flex-start;
}

.news-sidebar {
    width: 260px;
    flex-shrink: 0;
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    overflow: hidden;
    position: sticky;
    top: 120px;
}

.news-sidebar-title {
    padding: 22px 26px;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-white);
    background: linear-gradient(135deg, var(--primary-color), #c4956a);
    letter-spacing: 1px;
}

.news-sidebar-nav {
    list-style: none;
    padding: 8px 0;
    margin: 0;
}

.news-sidebar-item {
    margin: 2px 10px;
}

.news-sidebar-item a {
    display: block;
    padding: 13px 20px;
    color: var(--text-gray);
    font-size: 15px;
    border-radius: 8px;
    transition: all 0.25s ease;
    text-decoration: none;
    position: relative;
}

.news-sidebar-item a:hover {
    color: var(--primary-color);
    background: rgba(184, 115, 51, 0.06);
    padding-left: 24px;
}

.news-sidebar-item.active a {
    color: var(--primary-color);
    background: rgba(184, 115, 51, 0.08);
    font-weight: 500;
}

.news-sidebar-item.active a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 18px;
    background: var(--primary-color);
    border-radius: 2px;
}

.news-detail-wrapper {
    flex: 1;
    min-width: 0;
}

/* News Detail Styles */
.news-detail {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.06);
}

.news-detail-header {
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.news-detail-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 15px;
}

.news-detail-meta {
    display: flex;
    align-items: center;
    gap: 20px;
}

.news-detail-date {
    font-size: 14px;
    color: #999;
}

.news-detail-content {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-primary);
}

.news-detail-content img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 15px 0;
}

.news-detail-content p {
    margin-bottom: 15px;
}

.news-detail-content h2,
.news-detail-content h3 {
    margin: 20px 0 15px;
    font-weight: 600;
}

/* Contact Styles */
.contact-horizontal {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-section-header {
    margin-bottom: 30px;
}

.contact-section-header h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.contact-section-header p {
    font-size: 14px;
    color: var(--text-gray);
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(184, 115, 51, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 20px;
    height: 20px;
}

.contact-content {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 13px;
    color: #999;
    margin-bottom: 4px;
}

.contact-value {
    font-size: 15px;
    color: var(--text-primary);
    font-weight: 500;
}

.contact-value a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-value a:hover {
    color: var(--primary-color);
}

.contact-map {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.06);
    height: fit-content;
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.map-container iframe {
    border-radius: 8px;
}

/* Responsive */
@media (max-width: 1024px) {
    .news-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .news-detail-layout {
        flex-direction: column;
        gap: 24px;
    }
    
    .news-sidebar {
        width: 100%;
        position: static;
    }
    
    .news-sidebar-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        padding: 16px;
    }
    
    .news-sidebar-item {
        margin: 0;
    }
    
    .news-sidebar-item a {
        padding: 10px 18px;
        font-size: 14px;
        border: 1px solid #eee;
        border-radius: 20px;
    }
    
    .news-sidebar-item a:hover {
        padding-left: 18px;
    }
    
    .news-sidebar-item.active a {
        border: 1px solid var(--primary-color);
        background: rgba(184, 115, 51, 0.08);
        color: var(--primary-color);
    }
    
    .news-sidebar-item.active a::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .news-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .news-image {
        height: 180px;
    }
    
    .news-detail {
        padding: 25px;
    }
    
    .contact-horizontal {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .news-detail {
        padding: 20px;
    }
    
    .news-detail-title {
        font-size: 22px;
    }
}

/* 图片预览弹窗 */
.image-lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.image-lightbox.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    border-radius: 12px;
    overflow: hidden;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

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

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.lightbox-caption {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 16px;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px 20px;
    border-radius: 25px;
}

/* ========================================
   Products Section
   ======================================== */
.series-intro {
    background: linear-gradient(135deg, var(--bg-white) 0%, #fafafa 100%);
    border-radius: 12px;
    padding: 40px;
    margin-bottom: 40px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.series-image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(184, 115, 51, 0.15);
}

.series-image img {
    transition: transform 0.4s ease;
}

.series-intro:hover .series-image img {
    transform: scale(1.05);
}

.series-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.series-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
}

.series-desc {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* Products Slider */
.products-slider-wrapper {
    position: relative;
    padding: 0 60px;
}

.products-slider {
    overflow: hidden;
}

.products-track {
    display: flex;
    transition: transform 0.5s ease;
}

.products-track .product-card {
    flex: 0 0 calc(33.333% - 20px);
    min-width: calc(33.333% - 20px);
    margin-right: 30px;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: var(--bg-white);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.slider-btn:hover {
    background: var(--primary-color);
}

.slider-btn:hover svg {
    stroke: var(--text-white);
}

.slider-btn svg {
    width: 24px;
    height: 24px;
    stroke: var(--primary-color);
}

.slider-prev {
    left: 0;
}

.slider-next {
    right: 0;
}

.slider-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.product-card {
    background: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.product-card:hover {
    border-color: var(--primary-color);
}

.product-image {
    background: linear-gradient(135deg, #f5f5f5, #e8e4df);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-image svg {
    width: 100px;
    height: 100px;
    fill: var(--primary-color);
}

.product-info {
    padding: 30px;
}

.product-category {
    font-size: 13px;
    color: var(--primary-color);
    margin-bottom: 10px;
    display: block;
    font-weight: 500;
}

.product-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.product-desc {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
}

.product-link:hover {
    gap: 15px;
}

.product-link svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    transition: var(--transition);
}

/* ========================================
   News Section
   ======================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.news-image {
    height: 300px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
}

.news-date {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--bg-white);
    padding: 10px 15px;
    border-radius: 5px;
    text-align: center;
}

.news-date .day {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

.news-date .month {
    font-size: 12px;
    color: var(--text-gray);
}

.news-content {
    padding: 25px;
}

.news-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-excerpt {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
}

.news-link:hover {
    gap: 15px;
}

.news-link svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    transition: var(--transition);
}

/* ========================================
   Contact Section
   ======================================== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    padding: 50px;
    background: linear-gradient(135deg, var(--bg-dark), #2d2d44);
    border-radius: 10px;
    color: var(--text-white);
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(184, 115, 51, 0.2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    fill: var(--primary-color);
}

.contact-text h4 {
    font-size: 16px;
    margin-bottom: 5px;
}

.contact-text p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.contact-form {
    background: var(--bg-white);
    padding: 50px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.contact-form h3 {
    font-size: 28px;
    color: var(--text-dark);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

.btn-submit {
    width: 100%;
    padding: 18px;
    background: var(--primary-color);
    color: var(--text-white);
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(184, 115, 51, 0.4);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-dark);
    padding: 80px 0 30px;
    color: var(--text-white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 2fr 1fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-column.footer-products .footer-links.footer-products-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 20px;
}

.footer-column.footer-products .footer-links.footer-products-list li {
    margin-bottom: 0;
    width: 100%;
}

.footer-brand .logo {
    margin-bottom: 30px;
}
.footer-brand .logo img {
    width: 280px;
    height: auto;
}
.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 25px;
}

.footer-qrcodes {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

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

.qrcode-img {
    width: 150px;
    height: 150px;
    background: #fff;
    border-radius: 8px;
    padding: 6px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qrcode-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.qrcode-text {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary-color);
}

.footer-social svg {
    width: 18px;
    height: 18px;
    fill: var(--text-white);
}

.footer-column h4 {
    font-size: 18px;
    margin-bottom: 25px;
    position: relative;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary-color);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   Page Header
   ======================================== */
.page-header {
    height: 500px;
    background: linear-gradient(135deg, #0a3d62, #1e5f74);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 80px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* About Page Banner */
.page-header.page-header-about {
    background-image: url('../images/about-banner.jpg');
}

/* Products Page Banner */
.page-header.page-header-products {
    background-image: url('../images/pro-banner.jpg');
}

/* News Page Banner */
.page-header.page-header-news {
    background-image: url('../images/news-banner.jpg');
}

/* Contact Page Banner */
.page-header.page-header-contact {
    background-image: url('../images/con-banner.jpg');
}

/* Product Detail Page Banner */
.page-banner.page-banner-products {
    background-image: url('../images/pro-banner.jpg');
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.3) 100%);
}

.page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="%23ffffff" stroke-width="0.2" opacity="0.1"/></svg>');
    background-size: 200px;
    opacity: 0.3;
}

.page-header-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.page-header h2 {
    font-size: 48px;
    color: var(--text-white);
    margin-bottom: 15px;
}

.page-header p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.breadcrumb a:hover {
    color: var(--text-white);
}

.breadcrumb span {
    color: var(--primary-color);
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .banner-section {
        height: 60vh;
        min-height: 400px;
    }

    .banner-content {
        max-width: 500px;
    }

    .banner-content h2 {
        font-size: 36px;
    }

    .banner-content p {
        font-size: 15px;
        padding-right: 0;
    }

    .hero h2 {
        font-size: 42px;
    }

    .about-grid {
        gap: 40px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .stat-item {
        padding: 30px 20px;
    }

    .stat-number {
        font-size: 48px;
    }

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

    .products-slider-wrapper {
        padding: 0 40px;
    }

    .products-track .product-card {
        flex: 0 0 calc(50% - 15px);
        min-width: calc(50% - 15px);
    }

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

    .news-card {
        flex-direction: column;
    }

    .news-image {
        width: 100%;
        height: 200px;
    }

    .news-content {
        width: 100%;
        padding: 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .footer-products {
        grid-column: span 2;
    }

    .footer-column.footer-products .footer-links.footer-products-list {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

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

    .header-phone {
        display: none;
    }

    .nav-list {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--bg-white);
        flex-direction: column;
        padding: 20px;
        gap: 0;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

    .nav-list.active {
        display: flex;
    }
    .nav-list li {
        margin-bottom:10px;
    }
    .nav-list a {
        padding: 22px 0;
        padding-right: 30px;
        border-bottom: none;
        color: var(--text-dark);
        position: relative;
    }

    .nav-item-has-sub > a::before {
        right: 0;
        border-top-color: var(--text-gray);
    }

    .nav-submenu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        padding: 0;
        padding-left: 20px;
        min-width: auto;
        background: transparent;
        display: none;
    }

    .nav-item-has-sub:hover .nav-submenu {
        transform: none;
    }

    .nav-item-has-sub.mobile-open .nav-submenu {
        display: block;
    }

    .nav-submenu li a {
        padding: 12px 0;
        font-size: 14px;
        color: var(--text-gray);
        border-bottom: none;
    }

    .nav-submenu li a:hover {
        padding-left: 0;
        background: transparent;
        color: var(--text-gray);
    }

    .nav-submenu li a::before {
        display: none;
    }

    .nav-list a:hover {
        color: var(--text-dark);
    }

    .nav-list a::after {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu-btn span {
        background: var(--text-dark);
    }

    .banner-section {
        height: 70vh;
        min-height: 400px;
    }

    .banner-image {
        background-size: cover;
        background-position: center;
        transform: scale(1.1);
    }

    .banner-content {
        max-width: 100%;
        padding-right: 0;
        padding-top: 60px;
    }

    .banner-content h2 {
        font-size: 26px;
        line-height: 1.3;
    }

    .banner-content p {
        font-size: 13px;
        margin: 12px 0;
        line-height: 1.6;
    }

    .banner-badge {
        font-size: 11px;
        padding: 5px 12px;
    }

    .banner-buttons {
        flex-direction: row;
        gap: 10px;
        margin-top: 15px;
    }

    .banner-buttons .btn {
        padding: 10px 20px;
        font-size: 13px;
        text-align: center;
        flex: 1;
    }

    .banner-buttons .btn svg {
        width: 16px;
        height: 16px;
    }

    .hero h2 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

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

    .section {
        padding: 50px 0;
    }

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

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

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

    .about-image-main {
        height: 280px;
    }

    .about-image-accent {
        display: none;
    }

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

    .stat-item {
        padding: 25px 15px;
        text-align: center;
    }

    .stat-icon {
        margin: 0 auto 15px;
    }

    .stat-number {
        font-size: 36px;
    }

    .stat-label {
        font-size: 14px;
    }

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

    .product-card {
        margin-bottom: 20px;
    }

    .product-info {
        padding: 20px;
    }

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

    .product-desc {
        font-size: 13px;
        margin: 10px 0;
    }

    .product-link {
        font-size: 13px;
    }

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

    .stat-item {
        padding: 25px 15px;
    }

    .stat-number {
        font-size: 36px;
    }

    .products-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }

    .products-slider-wrapper {
        padding: 0 30px;
    }

    .products-track .product-card {
        flex: 0 0 100%;
        min-width: 100%;
        margin-right: 0;
    }

    .slider-btn {
        width: 35px;
        height: 35px;
    }

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

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

    .gallery-controls {
        gap: 20px;
    }

    .gallery-prev,
    .gallery-next {
        width: 45px;
        height: 45px;
    }

    .gallery-wrapper {
        max-width: 100%;
    }

    .gallery-track {
        gap: 15px;
    }

    .gallery-slide {
        flex: 0 0 calc(33.333% - 10px);
        aspect-ratio: 1;
        border-radius: 8px;
    }

    .honor-track {
        gap: 15px;
        animation-duration: 15s;
    }

    .honor-item {
        flex: 0 0 calc(33.333% - 10px);
        border-radius: 8px;
    }

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

    .series-intro {
        padding: 25px;
    }

    .series-title {
        font-size: 22px;
    }

    .series-desc {
        font-size: 14px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

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

    .contact-info {
        padding: 30px;
    }

    .contact-map {
        padding: 20px;
    }

    .my-map {
        height: 300px !important;
    }

    .footer-grid {
        grid-template-columns: 1fr !important;
        gap: 30px;
    }

    .news-section {
        display: none;
    }

    .footer-products {
        grid-column: span 1 !important;
    }

    .footer-column.footer-products .footer-links.footer-products-list {
        grid-template-columns: 1fr 1fr;
    }

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

    .footer-brand .logo {
        display: flex;
        justify-content: center;
    }

    .footer-brand .logo img {
        width: 200px;
        height: auto;
    }

    .footer-column:not(.footer-products) .footer-links {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .footer-column:not(.footer-products) .footer-links li {
        margin-bottom: 0;
    }

    .footer-qrcodes {
        justify-content: center;
        margin-top: 25px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .page-header {
        height: 300px;
    }

    .page-header h2 {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .logo-text h1 {
        font-size: 16px;
    }

    .logo-text span {
        font-size: 11px;
    }

    .banner-section {
        height: 65vh;
        min-height: 360px;
    }

    .banner-image {
        transform: scale(1.05);
    }

    .banner-content h2 {
        font-size: 22px;
    }

    .banner-content p {
        font-size: 12px;
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin: 10px 0;
    }

    .banner-badge {
        font-size: 10px;
        padding: 4px 10px;
    }

    .banner-buttons {
        flex-direction: row;
        gap: 8px;
        margin-top: 12px;
    }

    .banner-buttons .btn {
        padding: 9px 16px;
        font-size: 12px;
        flex: 1;
    }

    .banner-buttons .btn svg {
        width: 14px;
        height: 14px;
    }

    .banner-pagination {
        bottom: 15px;
        gap: 8px;
    }

    .banner-pagination span {
        width: 8px;
        height: 8px;
    }

    .banner-pagination span.active {
        width: 24px;
    }

    .hero h2 {
        font-size: 24px;
    }

    .hero p {
        font-size: 14px;
    }

    .btn {
        padding: 11px 22px;
        font-size: 13px;
    }

    .section {
        padding: 40px 0;
    }

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

    .section-subtitle {
        font-size: 13px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .stat-item {
        padding: 20px 15px;
    }

    .stat-number {
        font-size: 32px;
    }

    .stat-label {
        font-size: 13px;
    }

    .stat-desc {
        font-size: 11px;
    }

    .about-image-main {
        height: 220px;
    }

    .about-content h3 {
        font-size: 20px;
    }

    .about-content p {
        font-size: 14px;
    }

    .news-card {
        padding: 15px;
    }

    .news-image {
        height: 160px;
    }

    .news-content {
        padding: 15px;
    }

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

    .news-excerpt {
        font-size: 13px;
        line-height: 1.6;
    }

    .news-meta {
        font-size: 12px;
        margin-top: 10px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .gallery-prev,
    .gallery-next {
        width: 38px;
        height: 38px;
    }

    .gallery-container {
        gap: 10px;
    }

    .gallery-wrapper {
        max-width: 100%;
    }

    .gallery-track {
        gap: 12px;
    }

    .gallery-slide {
        flex: 0 0 calc(50% - 6px);
        aspect-ratio: 1;
        border-radius: 6px;
    }

    .gallery-indicators {
        margin-top: 15px;
        gap: 8px;
    }

    .indicator {
        width: 8px;
        height: 8px;
    }

    .indicator.active {
        width: 25px;
    }

    .honor-track {
        gap: 12px;
        animation-duration: 12s;
    }

    .honor-item {
        flex: 0 0 calc(50% - 6px);
        border-radius: 6px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    }

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

    .contact-info,
    .contact-form {
        padding: 25px;
    }

    .contact-form input,
    .contact-form textarea {
        padding: 12px 15px;
        font-size: 14px;
    }

    .contact-info {
        padding: 25px;
    }

    .contact-map {
        padding: 15px;
    }

    .my-map {
        height: 280px !important;
    }

    .contact-item {
        gap: 15px;
    }

    .contact-icon {
        width: 40px;
        height: 40px;
    }

    .contact-icon svg {
        width: 20px;
        height: 20px;
    }

    .footer-grid {
        gap: 25px;
    }

    .footer-column.footer-products .footer-links.footer-products-list {
        grid-template-columns: 1fr 1fr;
    }

    .footer-column:not(.footer-products) .footer-links {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .footer-column:not(.footer-products) .footer-links li {
        margin-bottom: 0;
    }

    .footer-qrcodes {
        gap: 15px;
    }

    .qrcode-img {
        width: 80px;
        height: 80px;
    }

    .qrcode-text {
        font-size: 11px;
    }

    .footer-item h4 {
        font-size: 16px;
        margin-bottom: 15px;
    }

    .footer-item p,
    .footer-item li,
    .footer-item a {
        font-size: 13px;
    }

    .footer-bottom {
        padding: 15px 20px;
        font-size: 12px;
    }

    .products-slider-wrapper {
        padding: 0 20px;
    }

    .slider-btn {
        width: 32px;
        height: 32px;
    }

    .slider-btn svg {
        width: 16px;
        height: 16px;
    }
}

/* ========================================
   Product List Page - 产品列表页样式
   ======================================== */

/* Page Banner */
.pl-page-banner {
    position: relative;
    height: 380px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 100px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.pl-page-banner.pl-page-banner-products {
    background-image: url('../images/pro-banner.jpg');
}

.pl-page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23B87333' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.6;
}

.pl-banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;

}

.pl-banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-white);
}

.pl-banner-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.pl-banner-subtitle {
    font-size: 14px;
    letter-spacing: 8px;
    color: var(--primary-color);
    margin-bottom: 25px;
    text-transform: uppercase;
}

.pl-breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.pl-breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.pl-breadcrumb a:hover {
    color: var(--primary-color);
}

.pl-breadcrumb-sep {
    color: rgba(255, 255, 255, 0.4);
}

.pl-breadcrumb-current {
    color: var(--primary-color);
}

/* Main Layout */
.pl-main-section {
    padding: 80px 0;
    background: linear-gradient(180deg, #f8f9fb 0%, #f0f2f5 100%);
}

.pl-layout {
    display: flex;
    gap: 35px;
    align-items: flex-start;
}

/* Sidebar */
.pl-sidebar {
    width: 280px;
    flex-shrink: 0;
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    overflow: hidden;
    position: sticky;
    top: 100px;
}

.pl-sidebar-title {
    padding: 24px 28px;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    background: linear-gradient(135deg, var(--primary-color), #c4956a);
    color: white;
    letter-spacing: 1px;
}

.pl-sidebar-nav {
    list-style: none;
    padding: 8px 0;
    margin: 0;
}

.pl-sidebar-item {
    margin: 2px 12px;
}

.pl-sidebar-item a {
    display: block;
    padding: 14px 20px;
    color: var(--text-gray);
    font-size: 15px;
    border-radius: 8px;
    transition: all 0.25s ease;
    position: relative;
}

.pl-sidebar-item a:hover {
    color: var(--primary-color);
    background: rgba(184, 115, 51, 0.06);
    padding-left: 24px;
}

.pl-sidebar-item.active a {
    color: var(--primary-color);
    background: rgba(184, 115, 51, 0.08);
    font-weight: 500;
}

.pl-sidebar-item.active a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 2px;
}

/* Content Area */
.pl-content {
    flex: 1;
    min-width: 0;
}

.pl-content > div {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 40px;
    margin-bottom: 35px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.pl-content > div:last-child {
    margin-bottom: 0;
}

/* Section Header */
.pl-series-header,
.pl-section-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
}

.pl-series-title,
.pl-section-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0;
    letter-spacing: 0.5px;
}

.pl-series-divider,
.pl-section-divider {
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), #e0b88c);
    border-radius: 2px;
}

/* Series Section - Gallery + Specs */
.pl-series-body {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.pl-gallery-wrapper {
    width: 45%;
    flex-shrink: 0;
}

.pl-gallery-main {
    width: 100%;
}

.pl-gallery-stage {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    background: #f8f8f8;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 15px;
}

.pl-gallery-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.pl-gallery-slide.active {
    opacity: 1;
}

.pl-gallery-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.pl-gallery-thumbs {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 5px;
}

.pl-gallery-thumb {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s ease;
    opacity: 0.6;
}

.pl-gallery-thumb:hover {
    opacity: 1;
}

.pl-gallery-thumb.active {
    border-color: var(--primary-color);
    opacity: 1;
}

.pl-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Specs Wrapper */
.pl-specs-wrapper {
    flex: 1;
    min-width: 0;
}

.pl-specs-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: #f0f0f0;
    border-radius: 8px;
    overflow: hidden;
}

.pl-specs-list .pl-spec-item {
    background: var(--bg-white);
    padding: 18px 24px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: background 0.2s ease;
}

.pl-specs-list .pl-spec-item:hover {
    background: #fafafa;
}

.pl-specs-list .pl-spec-label {
    flex-shrink: 0;
    width: 100px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.6;
    position: relative;
    padding-left: 14px;
}

.pl-specs-list .pl-spec-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 4px;
    height: 14px;
    background: var(--primary-color);
    border-radius: 2px;
}

.pl-specs-list .pl-spec-value {
    flex: 1;
    font-size: 14.5px;
    color: #555;
    line-height: 1.9;
    margin: 0;
}

/* Param Section */
.pl-param-image {
    text-align: center;
    padding: 20px 0;
}

.pl-param-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

/* Content Section */
.pl-content-body {
    font-size: 15px;
    color: #444;
    line-height: 2;
}

.pl-content-body img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 15px 0;
}

.pl-content-body p {
    margin-bottom: 15px;
}

.pl-content-body h1,
.pl-content-body h2,
.pl-content-body h3,
.pl-content-body h4 {
    color: var(--text-dark);
    margin: 25px 0 15px;
    font-weight: 600;
}

.pl-content-body ul,
.pl-content-body ol {
    margin: 15px 0;
    padding-left: 25px;
}

.pl-content-body li {
    margin: 8px 0;
}

/* Pagination Styles - 覆盖分页样式 */
.pl-products-section .post-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pl-products-section .post-pagination li {
    list-style: none;
}

.pl-products-section .post-pagination a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 14px;
    background: var(--bg-white);
    border: 1px solid #eee;
    border-radius: 8px;
    color: var(--text-gray);
    font-size: 14px;
    transition: all 0.2s ease;
}

.pl-products-section .post-pagination a:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(184, 115, 51, 0.25);
}

.pl-products-section .post-pagination li.active a {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-white);
    box-shadow: 0 4px 12px rgba(184, 115, 51, 0.2);
}

/* ========================================
   Product List Page - Responsive
   ======================================== */

@media (max-width: 1024px) {
    .pl-layout {
        gap: 24px;
    }

    .pl-sidebar {
        width: 240px;
    }

    .pl-content > div {
        padding: 30px;
    }

    .pl-series-body {
        gap: 30px;
    }

    .pl-gallery-wrapper {
        width: 50%;
    }
}

@media (max-width: 768px) {
    .pl-main-section {
        padding: 50px 0;
    }

    .pl-layout {
        flex-direction: column;
        gap: 24px;
    }

    .pl-sidebar {
        width: 100%;
        position: static;
    }

    .pl-sidebar-title {
        padding: 20px 24px;
        font-size: 16px;
    }

    .pl-sidebar-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        padding: 16px;
    }

    .pl-sidebar-item {
        margin: 0;
    }

    .pl-sidebar-item a {
        padding: 10px 18px;
        font-size: 14px;
        border: 1px solid #eee;
        border-radius: 20px;
    }

    .pl-sidebar-item a:hover {
        padding-left: 18px;
    }

    .pl-sidebar-item.active a {
        border: 1px solid var(--primary-color);
        background: rgba(184, 115, 51, 0.08);
        color: var(--primary-color);
    }

    .pl-sidebar-item.active a::before {
        display: none;
    }

    .pl-content > div {
        padding: 24px;
        margin-bottom: 24px;
    }

    .pl-series-title,
    .pl-section-title {
        font-size: 20px;
    }

    .pl-series-header,
    .pl-section-header {
        margin-bottom: 24px;
        padding-bottom: 16px;
    }

    .pl-series-body {
        flex-direction: column;
        gap: 30px;
    }

    .pl-gallery-wrapper {
        width: 100%;
    }

    .pl-content-body {
        font-size: 14.5px;
        line-height: 1.9;
    }
}

@media (max-width: 480px) {
    .pl-page-banner {
        height: 220px;
    }

    .pl-banner-title {
        font-size: 24px;
    }

    .pl-banner-subtitle {
        font-size: 12px;
        letter-spacing: 3px;
    }

    .pl-breadcrumb {
        font-size: 12px;
    }

    .pl-content > div {
        padding: 20px;
    }

    .pl-series-title,
    .pl-section-title {
        font-size: 18px;
    }

    .pl-gallery-thumb {
        width: 60px;
        height: 60px;
    }

    .pl-specs-list .pl-spec-item {
        flex-direction: column;
        gap: 8px;
        padding: 16px 20px;
    }

    .pl-specs-list .pl-spec-label {
        width: auto;
        font-size: 14px;
    }

    .pl-specs-list .pl-spec-value {
        font-size: 13.5px;
    }

    .pl-content-body {
        font-size: 14px;
        line-height: 1.8;
    }
}
    .my-map { margin: 0 auto; width: 100%; height: 400px; } .my-map .icon { background: url(//a.amap.com/lbs-dev-yuntu/static/web/image/tools/creater/marker.png) no-repeat; } .my-map .icon-cir { height: 31px; width: 28px; } .my-map .icon-cir-red { background-position: -11px -5px; }
     .amap-container{height: 100%;}
     .myinfowindow{width: 240px;min-height: 50px;}
     .myinfowindow h5{ height: 20px; line-height: 20px; overflow: hidden; font-size: 14px; font-weight: bold; width: 220px; text-overflow: ellipsis; word-break: break-all; white-space: nowrap; }
     .myinfowindow div{ margin-top: 10px; min-height: 40px; line-height: 20px; font-size: 13px; color: #6f6f6f; }