/* ==================== 焦点图样式 ==================== */
.hero-carousel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-carousel .carousel-inner {
    height: 100%;
}

.hero-carousel .item {
    height: 100%;
}

.hero-carousel .carousel-img {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-carousel .carousel-link {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-carousel .carousel-control {
    z-index: 10;
    width: 5%;
}

.hero-carousel .icon-prev,
.hero-carousel .icon-next {
    font-size: 30px;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.hero-gradient {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to top, rgba(255,255,255,0.8) 0%, transparent 100%);
    z-index: 2;
}

.hero-carousel .carousel-indicators {
    bottom: 20px;
    z-index: 10;
}

.hero-carousel .carousel-indicators li {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin: 0 5px;
    background-color: rgba(255,255,255,0.5);
    border: none;
}

.hero-carousel .carousel-indicators .active {
    width: 12px;
    height: 12px;
    background-color: #fff;
}

@media (max-width: 767px) {
    .hero-carousel .carousel-img {
        height: 100%;
    }
}

/* ==================== 基础样式 ==================== */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #0478c3;
    --primary-light: #2b8fd9;
    --primary-dark: #035a91;
    --secondary-color: #f39c12;
    --bg-light: #E0F7FA;
    --bg-white: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #c0dcf140;
    --text-primary: #2c3e50;
    --text-secondary: #6c757d;
    --text-muted: #999999;
    --border-color: #e9ecef;
    --gradient-primary: linear-gradient(135deg, #0478c3 0%, #2b8fd9 100%);
    --gradient-secondary: linear-gradient(135deg, #f39c12 0%, #f8b74c 100%);
    --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 15px 40px rgba(0, 0, 0, 0.12);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-light);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body.skin-white {
    padding-top: 136px;
}

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

a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

/* ==================== 导航栏样式 ==================== */
.navbar-inverse,
.navbar-white {
    background: #ffffff80 !important;
    border: none !important;
    border-bottom: 1px solid #e5e5e5 !important;
}

.navbar-default .navbar-brand {
    margin-bottom: 15px;
}

.navbar-brand img {
    height: 56px !important;
}

.navbar-nav {
    display: flex !important;
    flex-wrap: nowrap !important;
    overflow: hidden !important;
    white-space: nowrap !important;
    justify-content: flex-end !important;
    margin-top: 10px !important;
}

.navbar-nav > li {
    float: none !important;
    display: inline-block !important;
}

.navbar-nav > li > a {
    color: #333 !important;
    font-size: 14px;
    padding: 15px 15px !important;
}

.navbar-nav > li > a:hover,
.navbar-nav > li.active > a {
    color: var(--primary-color) !important;
    background: none !important;
}

.navbar-toggle {
    border-color: #ddd !important;
}

.navbar-toggle .icon-bar {
    background-color: #888 !important;
}

/* ==================== 爱心公益 ==================== */
.charity-section {
    padding: 60px 0;
    background-color: var(--bg-white);
}

.charity-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.charity-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
}

.charity-img {
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
}

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

.charity-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.charity-item:hover .charity-img img {
    transform: scale(1.1);
}

.charity-title {
    color: #fff;
    font-size: 14px;
    font-weight: 500;
}

@media (max-width: 1199px) {
    .charity-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 767px) {
    .charity-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .charity-section {
        padding: 40px 0;
    }
}

/* ==================== Hero Banner ==================== */
.hero-banner {
    position: relative;
    min-height: 40vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    overflow: hidden;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 100px 0;
}

.hero-content {
    padding-top: 240px;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    /* margin-bottom: 30px; */
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.badge-line {
    width: 40px;
    height: 1px;
    background: var(--primary-color);
}

.badge-text {
    font-size: 12px;
    letter-spacing: 3px;
    color: var(--primary-color);
    font-weight: 500;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 64px;
    line-height: 1.2;
    /* margin-bottom: 30px; */
    font-weight: 400;
    color: var(--text-primary);
}

.title-line {
    display: block;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.title-line:nth-child(1) { animation-delay: 0.2s; }
.title-line:nth-child(2) { animation-delay: 0.4s; }
.title-line:nth-child(3) { animation-delay: 0.6s; }

.hero-subtitle {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 20px;
    letter-spacing: 1px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.8s forwards;
}

.hero-cta {
    opacity: 0;
    animation: fadeInUp 0.8s ease 1s forwards;
}

.hero-visual {
    position: relative;
    width: 400px;
    height: 400px;
}

.hero-frame {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    border: 1px solid var(--primary-color);
    opacity: 0.3;
    animation: rotate 20s linear infinite;
}

.frame-inner {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    border: 1px solid var(--primary-color);
}

.frame-accent {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 100px;
    height: 100px;
    border: 1px solid var(--primary-color);
    opacity: 0.2;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    cursor: pointer;
    opacity: 0;
    animation: fadeIn 1s ease 1.5s forwards;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--primary-color), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

/* ==================== Quick Access ==================== */
.quick-access {
    padding: 80px 0;
    background: var(--bg-white);
    position: relative;
}

.quick-access::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    opacity: 0.3;
}

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

.quick-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition-smooth);
    overflow: hidden;
}

.quick-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.quick-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.quick-card:hover::before {
    transform: scaleX(1);
}

.quick-card-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.quick-card-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--primary-color);
}

.quick-card-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.quick-card-content p {
    font-size: 13px;
    color: var(--text-muted);
}

.quick-card-arrow {
    margin-left: auto;
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--transition-smooth);
}

.quick-card-arrow svg {
    width: 20px;
    height: 20px;
    stroke: var(--primary-color);
}

.quick-card:hover .quick-card-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ==================== News Section ==================== */
.news-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.section-header-modern {
    margin-bottom: 50px;
}

.section-header-modern.center {
    text-align: center;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.label-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
}

.section-label span {
    font-size: 12px;
    letter-spacing: 2px;
    color: var(--primary-color);
    font-weight: 500;
}

.section-title-modern {
    font-family: 'DengXian', 'Microsoft YaHei', sans-serif;
    font-size: 42px;
    font-weight: bold;
    color: var(--text-primary);
    margin: 0;
}

.section-desc {
    font-size: 16px;
    color: var(--text-secondary);
    margin-top: 15px;
}

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

.news-featured-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
}

/* 首页协会动态特色图片 */
.news-featured-card .featured-image-wrapper {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.news-featured-card .featured-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.featured-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to top, rgba(255,255,255,0.9), transparent);
}

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

.featured-content {
    padding: 30px;
}

.news-category {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(58, 90, 118, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    font-size: 12px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.featured-content h3 {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 15px;
    line-height: 1.4;
    color: var(--text-primary);
}

.featured-content h3 a:hover {
    color: var(--primary-color);
}

.featured-content p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.featured-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.news-date {
    font-size: 13px;
    color: var(--text-muted);
}

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

.read-more svg {
    width: 16px;
    height: 16px;
    stroke: var(--primary-color);
    transition: var(--transition-smooth);
}

.read-more:hover svg {
    transform: translateX(5px);
}

.news-list-modern {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-item-modern {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 25px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-card);
}

.news-item-modern:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-color);
    transform: translateX(10px);
    box-shadow: var(--shadow-hover);
}

.news-item-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 60px;
}

.date-day {
    font-family: 'Playfair Display', serif;
    font-size: 32px;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1;
}

.date-month {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.news-item-content {
    flex: 1;
}

.news-item-content h4 {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.news-item-content p {
    font-size: 13px;
    color: var(--text-secondary);
}

.news-item-arrow {
    opacity: 0;
    transition: var(--transition-smooth);
}

.news-item-arrow svg {
    width: 20px;
    height: 20px;
    stroke: var(--primary-color);
}

.news-item-modern:hover .news-item-arrow {
    opacity: 1;
}

/* ==================== Exhibition Section ==================== */
.exhibition-section {
    padding: 80px 0;
    background: var(--bg-white);
    position: relative;
}

.exhibition-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(4, 120, 195, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(4, 120, 195, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.exhibition-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 60px;
    text-align: center;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.exhibition-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.exhibition-badge {
    display: inline-block;
    padding: 8px 24px;
    background: rgba(58, 90, 118, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 30px;
    font-size: 12px;
    letter-spacing: 2px;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.exhibition-title {
    font-family: 'Playfair Display', serif;
    font-size: 36px;
    font-weight: 400;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.exhibition-subtitle {
    font-size: 18px;
    color: var(--primary-color);
    letter-spacing: 3px;
    margin-bottom: 30px;
}

.exhibition-details {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 35px;
}

.exhibition-detail-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.exhibition-detail-item svg {
    width: 24px;
    height: 24px;
    stroke: var(--primary-color);
}

.exhibition-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    background: var(--gradient-primary);
    border-radius: 50px;
    color: white;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-smooth);
}

.exhibition-cta svg {
    width: 18px;
    height: 18px;
    stroke: white;
}

.exhibition-cta:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    color: white;
}

/* ==================== Three Column Section ==================== */
.three-column-section {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.column-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 35px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-card);
}

.column-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.column-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
}

.column-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.column-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--primary-color);
}

.column-header h3 {
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.column-desc {
    font-size: 13px;
    color: var(--text-muted);
}

.column-content {
    margin-bottom: 25px;
}

.column-item {
    display: flex;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

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

.column-item:hover {
    padding-left: 10px;
}

.column-item-image {
    width: 80px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

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

.column-item-text {
    flex: 1;
}

.column-item-text h4 {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.column-item-date {
    font-size: 12px;
    color: var(--text-muted);
}

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

.column-link svg {
    width: 16px;
    height: 16px;
    stroke: var(--primary-color);
    transition: var(--transition-smooth);
}

.column-link:hover svg {
    transform: translateX(5px);
}

/* ==================== 产品展示 ==================== */
.product-section {
    padding: 60px 0;
    background-color: var(--bg-white);
}

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

.product-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
}

.product-img {
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
}

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

.product-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

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

.product-title {
    color: #fff;
    font-size: 14px;
    font-weight: 500;
}

@media (max-width: 1199px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 991px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .product-section {
        padding: 40px 0;
    }
}

@media (max-width: 575px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==================== Brand Showcase ==================== */
.brand-showcase {
    padding: 80px 0;
    background: var(--bg-white);
    position: relative;
}

.brand-showcase-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(4, 120, 195, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.brands-masonry {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.brand-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    transition: var(--transition-smooth);
}

.brand-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.brand-card-inner {
    width: 100%;
    height: 100%;
    position: relative;
}

.brand-card-inner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.brand-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(255,255,255,0.9), transparent);
    transform: translateY(100%);
    transition: var(--transition-smooth);
}

.brand-name {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.brand-card:hover .brand-card-inner img {
    transform: scale(1.1);
}

.brand-card:hover .brand-card-overlay {
    transform: translateY(0);
}

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

.btn-outline-custom {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    background: transparent;
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-smooth);
}

.btn-outline-custom svg {
    width: 18px;
    height: 18px;
    stroke: var(--primary-color);
    transition: var(--transition-smooth);
}

.btn-outline-custom:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.btn-outline-custom:hover svg {
    stroke: white;
}

.btn-primary-custom {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    background: var(--gradient-primary);
    border-radius: 50px;
    color: white;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-smooth);
}

.btn-primary-custom svg {
    width: 18px;
    height: 18px;
    stroke: white;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    color: white;
}

/* ==================== Stats Section ==================== */
.stats-section {
    padding: 80px 0;
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

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

.stat-number {
    font-family: 'Playfair Display', serif;
    font-size: 56px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
    line-height: 1;
}

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

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

/* ==================== Footer ==================== */
footer {
    background: var(--bg-white);
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-color);
}

.footer-inner {
    margin-bottom: 40px;
}

.footer-logo {
    margin-bottom: 25px;
}

.footer-logo img {
    height: 50px;
}

.footer-contact p {
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-size: 14px;
}

.footer-contact a {
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

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

.footer-links h4,
.footer-info h4 {
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.footer-links h4::after,
.footer-info h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.footer-links ul,
.footer-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li,
.footer-info li {
    margin-bottom: 12px;
}

.footer-links a,
.footer-info a {
    color: var(--text-secondary);
    font-size: 14px;
    transition: var(--transition-smooth);
    display: inline-block;
}

.footer-links a:hover,
.footer-info a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 18px;
    transition: var(--transition-smooth);
}

.social-icon:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.footer-copyright {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    margin-top: 30px;
}

.footer-copyright p {
    color: var(--text-muted);
    font-size: 13px;
    margin: 0;
}

.footer-copyright a {
    color: var(--text-secondary);
}

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

/* ==================== Animations ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes rotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes scrollPulse {
    0%, 100% {
        opacity: 1;
        transform: scaleY(1);
    }
    50% {
        opacity: 0.5;
        transform: scaleY(0.8);
    }
}

/* ==================== Responsive Design ==================== */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 52px;
    }
    
    .hero-visual {
        width: 350px;
        height: 350px;
    }
    
    .brands-masonry {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 991px) {
    body.skin-white {
        padding-top: 70px;
    }
    
    .hero-container {
        flex-direction: column;
        text-align: center;
        padding: 80px 0;
    }
    
    .hero-content {
        max-width: 100%;
        margin-bottom: 50px;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .hero-visual {
        display: none;
    }
    
    .quick-access-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .columns-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .brands-masonry {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .stat-number {
        font-size: 42px;
    }
    
    .footer-inner .col-md-4 {
        margin-bottom: 40px;
    }
}

@media (max-width: 767px) {
    .hero-banner {
        min-height: 80vh;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 14px;
    }
    
    .section-title-modern {
        font-size: 32px;
    }
    
    .quick-access-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-card {
        padding: 25px 20px;
    }
    
    .exhibition-card {
        padding: 40px 25px;
    }
    
    .exhibition-title {
        font-size: 24px;
    }
    
    .exhibition-details {
        flex-direction: column;
        gap: 15px;
    }
    
    .brands-masonry {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .footer-inner .col-md-4 {
        text-align: center;
    }
    
    .footer-links h4::after,
    .footer-info h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-social {
        justify-content: center;
    }
}

/* ==================== 容器宽度调整 ==================== */
@media (min-width: 1200px) {
    .container {
        width: 1440px !important;
    }
}

@media (min-width: 768px) {
    .navbar-nav {
        float: right !important;
        margin-top: 10px !important;
        margin-bottom: 0 !important;
    }
}

/* ==================== 保留原有必要样式 ==================== */
.m-0, .mt-0, .mr-0, .mb-0, .ml-0, .mx-0, .my-0 { margin: 0 !important; }
.m-1, .mt-1, .mr-1, .mb-1, .ml-1, .mx-1, .my-1 { margin: 5px !important; }
.m-2, .mt-2, .mr-2, .mb-2, .ml-2, .mx-2, .my-2 { margin: 10px !important; }
.m-3, .mt-3, .mr-3, .mb-3, .ml-3, .mx-3, .my-3 { margin: 15px !important; }
.m-4, .mt-4, .mr-4, .mb-4, .ml-4, .mx-4, .my-4 { margin: 20px !important; }
.p-0, .pt-0, .pr-0, .pb-0, .pl-0, .px-0, .py-0 { padding: 0 !important; }
.p-1, .pt-1, .pr-1, .pb-1, .pl-1, .px-1, .py-1 { padding: 5px !important; }
.p-2, .pt-2, .pr-2, .pb-2, .pl-2, .px-2, .py-2 { padding: 10px !important; }
.p-3, .pt-3, .pr-3, .pb-3, .pl-3, .px-3, .py-3 { padding: 15px !important; }
.p-4, .pt-4, .pr-4, .pb-4, .pl-4, .px-4, .py-4 { padding: 20px !important; }

.btn {
    font-size: 13px;
}

.form-control {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 13px;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(4, 120, 195, 0.25);
}

.dropdown-menu {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
}

.dropdown-menu > li > a {
    color: var(--text-secondary);
    padding: 10px 20px;
}

.dropdown-menu > li > a:hover {
    background: var(--bg-light);
    color: var(--primary-color);
}

#floatbtn {
    width: 50px;
    position: fixed;
    top: auto;
    right: 20px;
    bottom: 20px;
    z-index: 1000;
}

#floatbtn > a,
#floatbtn .floatbtn-item {
    width: 50px;
    height: 50px;
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    color: #666;
    transition: all 0.3s ease;
    position: relative;
}

#floatbtn > a:hover,
#floatbtn .floatbtn-item:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

#floatbtn .floatbtn-wrapper {
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1001;
}

#floatbtn > a:hover .floatbtn-wrapper,
#floatbtn .floatbtn-item:hover .floatbtn-wrapper {
    opacity: 1;
    visibility: visible;
}

.main-content {
    min-height: 60vh;
}

@media (max-width: 767px) {
    .navbar-collapse {
        background: #fff !important;
    }
    
    .navbar-nav {
        display: block !important;
        flex-wrap: wrap !important;
        overflow: visible !important;
        white-space: normal !important;
        justify-content: flex-start !important;
        margin-top: 0 !important;
    }
    
    .navbar-nav > li {
        display: block !important;
        width: 100%;
    }
    
    .navbar-nav > li > a {
        padding: 15px 20px !important;
    }
}

/* ==================== 列表页样式 ==================== */
.page-header-section {
    padding: 30px 0;
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.page-title {
    font-size: 32px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 10px 0;
}

.page-subtitle {
    color: #666;
    font-size: 14px;
}

.filter-section {
    background: #f8f9fa;
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

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

.filter-group {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-label {
    color: #666;
    font-size: 14px;
}

.filter-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.filter-items li {
    list-style: none;
}

.filter-items li a {
    padding: 5px 15px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 20px;
    font-size: 14px;
    color: #666;
    transition: all 0.3s;
}

.filter-items li.active a {
    background: #007bff;
    border-color: #007bff;
    color: #fff;
}

.sort-bar {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.sort-options {
    display: flex;
    gap: 20px;
    margin: 0;
    padding: 0;
    justify-content: flex-end;
}

.sort-options li {
    list-style: none;
}

.sort-options li a {
    color: #666;
    font-size: 14px;
    transition: color 0.3s;
}

.sort-options li.active a {
    color: #007bff;
    font-weight: 600;
}

.article-list-container {
    background: #fff;
    border-radius: 8px;
    padding: 10px;
    margin-left: 10px;
    margin-right: 10px;
    margin-bottom: 20px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

main.col-sm-8 {
    padding-left: 10px;
    padding-right: 10px;
}

.article-list-modern {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 20px;
}

.article-list {
    padding: 20px;
}

/* 移除 breadcrumb 背景颜色 */
.breadcrumb {
    background: none !important;
    padding: 0 !important;
    margin-bottom: 0 !important;
}

/* 产品列表页缩略图自适应 */
.product-item .thumb .embed-responsive {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.product-item .thumb .embed-responsive img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-card {
    display: flex;
    gap: 20px;
    padding: 15px;
    margin: 10px;
    background: #fff;
    border-radius: 8px;
    border: 1px solid #eee;
    transition: all 0.3s;
}

.article-card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.article-image-wrapper {
    flex-shrink: 0;
    width: 150px;
    height: 110px;
    overflow: hidden;
    border-radius: 6px;
}

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

.article-image.placeholder-image {
    opacity: 0.5;
}

.article-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.article-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
}

.article-title a {
    color: #1a1a1a;
    text-decoration: none;
    transition: color 0.3s;
}

.article-title a:hover {
    color: #007bff;
}

.article-excerpt {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 13px;
    color: #999;
}

.article-category a {
    color: #007bff;
    text-decoration: none;
}

.pagination-wrapper {
    margin-top: 30px;
    text-align: center;
}

/* 确保图片不会超出容器宽度 */
.article-card img {
    max-width: 100%;
    height: auto;
}

/* 响应式设计 */
@media (max-width: 767px) {
    .article-card {
        flex-direction: column;
    }
    
    .article-image-wrapper {
        width: 100%;
        height: auto;
    }
    
    .article-image {
        width: 100%;
        height: 200px;
    }
    
    .page-title {
        font-size: 24px;
    }
    
    .sort-options {
        justify-content: flex-start;
    }
}

/* ==================== 详情页归档信息样式 ==================== */
.entry-meta {
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-top: 20px;
}

.entry-meta-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    margin-bottom: 10px;
}

.entry-meta-row:last-child {
    margin-bottom: 0;
}

.entry-meta-label {
    font-weight: 600;
    color: #666;
    font-size: 14px;
    flex-shrink: 0;
    min-width: 100px;
}

.entry-meta-content {
    flex: 1;
    font-size: 14px;
    color: #333;
    word-break: break-all;
}

.entry-meta-content .tag {
    display: inline-block;
    padding: 3px 10px;
    background: #e9ecef;
    border-radius: 4px;
    margin-right: 8px;
    margin-bottom: 5px;
    color: #666;
    text-decoration: none;
    font-size: 13px;
}

.entry-meta-content .tag:hover {
    background: #007bff;
    color: #fff;
}

.entry-meta-content .url-link {
    color: #007bff;
    word-break: break-all;
    font-size: 12px;
    text-decoration: none;
}

.entry-meta-content .url-link:hover {
    text-decoration: underline;
}

/* 归档信息响应式 */
@media (max-width: 767px) {
    .entry-meta-row {
        flex-direction: column;
    }
    
    .entry-meta-label {
        min-width: auto;
        margin-bottom: 5px;
    }
    
    .entry-meta-content {
        width: 100%;
    }
}

/* ==================== img-zoom 图片缩放效果 ==================== */
.img-zoom {
    overflow: hidden;
    display: inline-block;
}

.img-zoom img {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.img-zoom:hover img {
    transform: scale(1.1);
}

/* ==================== 缩略图固定尺寸 ==================== */
.media-left .embed-responsive,
.media-left .img-zoom .embed-responsive {
    width: 300px;
    height: 200px;
    position: relative;
    overflow: hidden;
}

.media-left .embed-responsive img,
.media-left .img-zoom .embed-responsive img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ==================== 频道新闻页样式 ==================== */
.focus-section {
    margin-bottom: 30px;
}

.focus-side {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.focus-side .row {
    height: 100%;
    margin: 0;
}

.focus-side-item {
    padding: 0 5px;
    height: 50%;
}

.focus-side-item:first-child {
    padding-top: 0;
}

.focus-side-img-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 140px;
    overflow: hidden;
    border-radius: 8px;
}

.focus-side-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.focus-side-img-wrapper:hover .focus-side-img {
    transform: scale(1.1);
}

.focus-side-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 10px 15px;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
}

.focus-side-title {
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.channel-news-container {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

.channel-column {
    margin-bottom: 30px;
    padding: 0 15px;
}

.column-header {
    border-bottom: 2px solid #007bff;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.column-title {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.column-title a {
    color: #1a1a1a;
    text-decoration: none;
}

.column-more {
    font-size: 14px;
    font-weight: 400;
    color: #666 !important;
    transition: color 0.3s;
}

.column-more:hover {
    color: #007bff !important;
}

.column-featured {
    display: flex;
    gap: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 15px;
    transition: box-shadow 0.3s;
}

.column-featured:hover {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* 列表页特色图片样式 */
.article-list-container .featured-image-wrapper {
    flex-shrink: 0;
    width: 120px;
    height: 90px;
    overflow: hidden;
    border-radius: 6px;
}

.article-list-container .featured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.featured-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.4;
}

.featured-title a {
    color: #1a1a1a;
    text-decoration: none;
    transition: color 0.3s;
}

.featured-title a:hover {
    color: #007bff;
}

.featured-excerpt {
    color: #666;
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 8px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

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

.column-list {
    margin: 0;
    padding: 0;
}

.column-list-item {
    list-style: none;
    padding: 10px 0;
    border-bottom: 1px dashed #eee;
    position: relative;
}

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

.column-list-item a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #333;
    text-decoration: none;
    transition: color 0.3s;
}

.column-list-item a:hover {
    color: #007bff;
}

.list-title {
    flex: 1;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 15px;
}

.list-date {
    flex-shrink: 0;
    font-size: 12px;
    color: #999;
}

/* 频道新闻页响应式 */
@media (max-width: 767px) {
    .focus-side-item {
        min-height: 120px;
    }
    
    .column-featured {
        flex-direction: column;
    }
    
    .featured-image-wrapper {
        width: 100%;
        height: 180px;
    }
    
    .column-title {
        font-size: 16px;
    }
}