:root {
    --color-primary: #ffffff;
    --color-secondary: #c9a96e;
    --color-dark: #1a1a1a;
    --font-brand: 'Cinzel', serif;
    --font-slogan: 'Noto Serif SC', serif;
    --font-body: 'Noto Sans SC', sans-serif;
    --font-ui: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ========================================
   导航栏 - 透明背景白色文字
   ======================================== */
.navbar-custom {
    background: transparent;
    padding: 0.5rem 0;
    transition: all 0.4s ease;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    min-height: 100px;
}

/* ========================================
   全屏大型下拉菜单 (Mega Menu)
   ======================================== */

/* 下拉容器 */
.navbar-custom .dropdown {
    position: static;
}

/* 全屏下拉菜单 */
.navbar-custom .dropdown-menu {
    position: fixed;
    top: 100px;
    left: 0;
    right: 0;
    width: 100%;
    min-width: 100%;
    padding: 3rem 0 4rem;
    margin: 0;
    background: rgba(26, 26, 26, 0.35) !important;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: none;
    border-radius: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 5rem;
    float: none;
}

/* 显示下拉菜单 */
.navbar-custom .dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
}

/* 下拉菜单项 */
.navbar-custom .dropdown-menu li {
    display: block;
    text-align: center;
}

.navbar-custom .dropdown-menu a {
    display: block;
    padding: 0.6rem 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    letter-spacing: 0.1em;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    position: relative;
}

.navbar-custom .dropdown-menu a:hover {
    color: var(--color-secondary);
    background: transparent;
}

.navbar-custom .dropdown-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background: var(--color-secondary);
    transition: width 0.3s ease;
}

.navbar-custom .dropdown-menu a:hover::after {
    width: 30px;
}

/* 下拉箭头 - 使用Font Awesome */
.navbar-custom .dropdown-toggle::after {
    content: '\f107';
    font-family: 'FontAwesome';
    display: inline-block;
    margin-left: 0.5rem;
    vertical-align: middle;
    border: none;
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.navbar-custom .dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
}

/* 当前激活的导航项 */
.navbar-custom .dropdown:hover .nav-link {
    color: var(--color-secondary);
}

/* 滚动后的下拉菜单样式 */
.navbar-custom.scrolled .dropdown-menu {
    top: 70px;
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.navbar-custom.scrolled .dropdown-menu a {
    color: var(--color-dark);
}

.navbar-custom.scrolled .dropdown-menu a:hover {
    color: var(--color-secondary);
}

/* ========================================
   移动端侧滑菜单
   ======================================== */
@media (max-width: 991px) {
    /* 导航栏容器增加内边距 */
    .navbar-custom .container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    /* Logo样式 */
    .navbar-brand {
        font-size: 1.2rem;
        letter-spacing: 0.1em;
    }
    
    /* 汉堡菜单按钮 */
    .navbar-toggler {
        width: 44px;
        height: 44px;
        padding: 0;
        border: 1px solid rgba(255, 255, 255, 0.3);
        background: transparent;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 6px;
        position: relative;
        z-index: 1001;
        margin-right: 0;
    }
    
    .navbar-toggler span {
        display: block;
        width: 22px;
        height: 2px;
        background: white;
        transition: all 0.3s ease;
    }
    
    .navbar-toggler.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .navbar-toggler.active span:nth-child(2) {
        opacity: 0;
    }
    
    .navbar-toggler.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .navbar-custom.scrolled .navbar-toggler {
        border-color: rgba(0, 0, 0, 0.2);
    }
    
    .navbar-custom.scrolled .navbar-toggler span {
        background: var(--color-dark);
    }
    
    /* 侧滑菜单遮罩 */
    .mobile-menu-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.6);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 998;
    }
    
    .mobile-menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }
    
    /* 侧滑菜单面板 */
    .navbar-collapse {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: rgba(26, 26, 26, 0.98);
        backdrop-filter: blur(20px);
        padding: 5rem 2rem 2rem;
        transition: right 0.4s ease;
        z-index: 999;
        display: block !important;
        overflow-y: auto;
    }
    
    .navbar-collapse.show {
        right: 0;
    }
    
    .navbar-custom.scrolled .navbar-collapse {
        background: rgba(255, 255, 255, 0.98);
    }
    
    /* 导航列表 */
    .navbar-nav {
        flex-direction: column;
        gap: 0;
        margin: 0 !important;
    }
    
    .navbar-nav .nav-item {
        margin: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .navbar-custom.scrolled .navbar-nav .nav-item {
        border-bottom-color: rgba(0, 0, 0, 0.1);
    }
    
    .navbar-nav .nav-link {
        padding: 1.2rem 0;
        font-size: 1.1rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    
    .navbar-nav .nav-link::after {
        display: none;
    }
    
    /* 下拉箭头 */
    .navbar-nav .dropdown-toggle::after {
        content: '\f107';
        font-family: 'FontAwesome';
        border: none;
        font-size: 1rem;
        transition: transform 0.3s ease;
    }
    
    .navbar-nav .dropdown.show .dropdown-toggle::after {
        transform: rotate(180deg);
    }
    
    /* 子菜单 */
    .navbar-nav .dropdown-menu {
        position: static;
        display: none;
        padding: 0 0 1rem 1rem;
        background: transparent;
        backdrop-filter: none;
        border: none;
        flex-direction: column;
        gap: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
        width: 100%;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .navbar-custom.scrolled .navbar-nav .dropdown-menu {
        background: transparent;
        border-top-color: rgba(0, 0, 0, 0.05);
    }
    
    .navbar-nav .dropdown.show .dropdown-menu {
        display: flex;
    }
    
    .navbar-nav .dropdown-menu li {
        text-align: left;
    }
    
    .navbar-nav .dropdown-menu a {
        padding: 0.8rem 0;
        color: rgba(255, 255, 255, 0.7);
        font-size: 0.95rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .navbar-custom.scrolled .navbar-nav .dropdown-menu a {
        color: rgba(0, 0, 0, 0.7);
        border-bottom-color: rgba(0, 0, 0, 0.05);
    }
    
    .navbar-nav .dropdown-menu a:hover {
        color: var(--color-secondary);
        background: transparent;
    }
    
    .navbar-nav .dropdown-menu a::after {
        display: none;
    }
    
    /* 语言切换 */
    .lang-switch {
        margin: 2rem 0 0;
        padding-top: 1.5rem;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .navbar-custom.scrolled .lang-switch {
        border-top-color: rgba(0, 0, 0, 0.1);
    }
    
    .lang-switch a {
        font-size: 1rem;
        padding: 0.5rem 1rem;
    }
}

.navbar-custom .container {
    max-width: 1200px;
}

.navbar-custom.scrolled {
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    padding: 0.5rem 0;
    box-shadow: 0 2px 30px rgba(0,0,0,0.08);
    position: fixed;
    min-height: 70px;
}

@media (max-width: 991px) {
    .navbar-custom.scrolled {
        padding: 0.5rem 0;
        min-height: 60px;
    }
    
    .navbar-custom.scrolled .container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

.navbar-custom.scrolled .lang-switch a:hover,
.navbar-custom.scrolled .lang-switch a.active {
    color: var(--color-secondary);
}

.navbar-custom.scrolled .navbar-brand,
.navbar-custom.scrolled .nav-link {
    color: var(--color-dark);
}

.navbar-custom.scrolled .lang-switch a {
    color: var(--color-dark);
}

.navbar-custom.scrolled .lang-switch .divider {
    color: var(--color-dark);
}

.navbar-custom .navbar-brand {
    font-family: var(--font-brand);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-primary);
    letter-spacing: 0.15em;
    display: flex;
    align-items: center;
}

.navbar-custom .navbar-brand .logo-img {
    height: 80px;
    width: auto;
    max-width: 200px;
}

@media (max-width: 991px) {
    .navbar-custom .navbar-brand .logo-img {
        height: 50px;
    }
}

.navbar-custom .nav-link {
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    padding: 0.5rem 3.5rem;
    position: relative;
    transition: color 0.3s ease;
}

.navbar-custom .nav-item {
    margin: 0 0.5rem;
}

.navbar-custom .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: width 0.3s ease;
}

.navbar-custom .nav-link:hover::after,
.navbar-custom .nav-link.active::after {
    width: 30px;
}

/* 当前页面高亮 - JS控制 */
.navbar-custom .nav-item.active > .nav-link,
.navbar-custom .nav-link.active {
    color: var(--color-secondary) !important;
}

.navbar-custom .nav-item.active > .nav-link::after,
.navbar-custom .nav-link.active::after {
    width: 30px !important;
}

/* 滚动后的高亮 */
.navbar-custom.scrolled .nav-item.active > .nav-link,
.navbar-custom.scrolled .nav-link.active {
    color: var(--color-secondary) !important;
}

/* 下拉菜单当前页面高亮 */
.navbar-custom .dropdown-menu a.active {
    color: var(--color-secondary) !important;
    background: rgba(201, 169, 110, 0.1);
}

/* 语言切换 */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 3rem;
}

.lang-switch a {
    font-size: 0.85rem;
    color: var(--color-primary);
    text-decoration: none;
    padding: 0.3rem 0.6rem;
    opacity: 0.7;
    transition: all 0.3s ease;
    font-weight: 400;
}

.lang-switch a:hover {
    opacity: 1;
    color: var(--color-secondary);
}

.lang-switch a.active {
    opacity: 1;
    color: var(--color-secondary);
    font-weight: 600;
}

.lang-switch .divider {
    color: var(--color-primary);
    opacity: 0.4;
}

/* ========================================
   Hero 区域 - 轮播图
   ======================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    text-align: center;
    padding-top: 100px;
}

/* 轮播图幻灯片 */
.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease, visibility 1s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--color-primary);
    padding: 0 2rem;
}

.hero-brand {
    font-family: var(--font-brand);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    letter-spacing: 0.5em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    opacity: 0.9;
    font-weight: 500;
}

.hero-slogan {
    font-family: var(--font-slogan);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    letter-spacing: 0.2em;
    text-shadow: 0 2px 30px rgba(0,0,0,0.4);
}

.hero-meta {
    font-family: var(--font-body);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    letter-spacing: 0.2em;
    opacity: 0.8;
    margin-bottom: 3rem;
    font-weight: 400;
}

.hero-cta {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.9rem;
    letter-spacing: 0.25em;
    color: var(--color-primary);
    background: transparent;
    padding: 1.2rem 4rem;
    border-radius: 0;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-top: 1rem;
    border: 2px solid rgba(255,255,255,0.5);
    position: relative;
    overflow: hidden;
}

.hero-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.1);
    transition: left 0.4s ease;
}

.hero-cta:hover::before {
    left: 0;
}

.hero-cta:hover {
    color: var(--color-primary);
    text-decoration: none;
    border-color: rgba(255,255,255,0.9);
    background: rgba(255,255,255,0.05);
}

/* 底部指示器 */
.hero-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--color-primary);
    z-index: 2;
}

.hero-indicator .line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    opacity: 0.5;
}

.hero-indicator .text {
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    padding: 0.5rem 1.5rem;
    background: rgba(0,100,200,0.9);
    border-radius: 20px;
}

/* 轮播圆点指示器 */
.hero-slider-dots {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 2;
}

.hero-slider-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-slider-dots .dot:hover {
    background: rgba(255, 255, 255, 0.7);
}

.hero-slider-dots .dot.active {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    transform: scale(1.2);
}

/* 轮播箭头 */
.hero-slider-arrows {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 2;
}

.hero-slider-arrows button {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--color-primary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-slider-arrows button:hover {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
}

/* 旧版轮播控制（保留兼容） */
.hero-slider-controls {
    display: none;
}

/* ========================================
   产品区域
   ======================================== */
.products-section {
    padding: 6rem 0;
    background: #f8f8f8;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: #999;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-slogan);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 500;
    color: var(--color-dark);
    letter-spacing: 0.15em;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.product-card {
    background: white;
    padding: 2rem;
    transition: all 0.3s ease;
    border: 1px solid #eee;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.product-tag {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #999;
    margin-bottom: 1rem;
}

.product-title {
    font-family: var(--font-slogan);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: 0.8rem;
    letter-spacing: 0.08em;
}

.product-desc {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.product-link {
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--color-dark);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.product-link:hover {
    color: var(--color-secondary);
    text-decoration: none;
}

.product-fabrics {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #eee;
}

.product-fabrics h4 {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #999;
    margin-bottom: 0.75rem;
}

.product-fabrics ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-fabrics li {
    font-size: 0.85rem;
    color: #666;
    padding: 0.25rem 0;
}

/* ========================================
   产品区域 V2 - 新版设计
   ======================================== */
.product-card-v2 {
    background: white;
    padding: 2.5rem;
    margin-bottom: 2rem;
    transition: all 0.4s ease;
    border: 1px solid #eee;
    position: relative;
    overflow: hidden;
}

.product-card-v2::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--color-secondary);
    transition: height 0.4s ease;
}

.product-card-v2:hover::before {
    height: 100%;
}

.product-card-v2:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

.product-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.product-number {
    font-family: var(--font-brand);
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--color-secondary);
    opacity: 0.6;
    line-height: 1;
}

.product-tag-v2 {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #999;
    padding: 0.4rem 0.8rem;
    background: #f5f5f5;
    border-radius: 2px;
}

.product-title-v2 {
    font-family: var(--font-slogan);
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: 1.2rem;
    letter-spacing: 0.05em;
    line-height: 1.4;
}

.product-desc-v2 {
    margin-bottom: 1.5rem;
}

.product-desc-v2 p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 0.8rem;
}

.product-desc-v2 p:last-child {
    margin-bottom: 0;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.feature-tag {
    font-size: 0.75rem;
    color: var(--color-secondary);
    padding: 0.3rem 0.8rem;
    border: 1px solid var(--color-secondary);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.feature-tag:hover {
    background: var(--color-secondary);
    color: white;
}

.product-link-v2 {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--color-dark);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.product-link-v2:hover {
    color: var(--color-secondary);
    text-decoration: none;
    gap: 0.8rem;
}

/* 带背景图片的产品卡片 - 悬停显示 */
.product-card-hover {
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 0;
    border: none;
}

.product-card-hover::before {
    display: none;
}

.product-card-overlay {
    position: absolute;
    inset: 0;
    background: white;
    transition: all 0.5s ease;
    z-index: 1;
}

.product-card-hover:hover .product-card-overlay {
    background: rgba(255, 255, 255, 0.5);
}

.product-card-content {
    position: relative;
    z-index: 2;
    padding: 2.5rem;
}

/* 全宽产品卡片 */
.product-card-full {
    padding: 0;
}

.product-card-full .product-card-content {
    padding: 3rem;
}

.product-card-full .product-title-v2 {
    font-size: 1.5rem;
}

.product-card-full .product-desc-v2 p {
    font-size: 0.95rem;
}

/* 产品画廊 - 简洁布局 */
.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
}

.gallery-main {
    position: relative;
    width: 100%;
    height: 280px;
    background-size: cover;
    background-position: center;
    background-color: #f0f0f0;
    border-radius: 4px;
    overflow: hidden;
}

.gallery-badge {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background: var(--color-secondary);
    color: white;
    padding: 0.4rem 1rem;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

.gallery-thumbs {
    display: flex;
    gap: 1rem;
}

.thumb-item {
    flex: 1;
    height: 100px;
    background-size: cover;
    background-position: center;
    background-color: #e8e8e8;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.thumb-item:hover,
.thumb-item.active {
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    border-color: var(--color-secondary);
}

.gallery-main {
    transition: background-image 0.4s ease;
}

/* 响应式 */
@media (max-width: 991px) {
    .product-gallery {
        margin-top: 2rem;
    }
    
    .gallery-main {
        height: 220px;
    }
    
    .thumb-item {
        height: 80px;
    }
}

/* 响应式 */
@media (max-width: 991px) {
    .product-card-v2,
    .product-card-content {
        padding: 1.8rem;
    }
    
    .product-card-full .product-card-content {
        padding: 2rem;
    }
    
    .product-number {
        font-size: 2rem;
    }
    
    .product-title-v2 {
        font-size: 1.15rem;
    }
    
    .product-visual {
        min-height: 200px;
        margin-top: 2rem;
    }
}

/* ========================================
   关于我们区域 V2 - 大气磅礴
   ======================================== */
.about-section-v2 {
    background: white;
}

/* 愿景区块 */
.vision-block {
    position: relative;
    padding: 8rem 0;
    background: var(--color-dark);
    color: white;
    overflow: hidden;
}

.vision-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.3;
}

.vision-block .container {
    position: relative;
    z-index: 2;
}

.vision-label {
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
}

.vision-title {
    font-family: var(--font-slogan);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 500;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    line-height: 1.3;
}

.vision-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.vision-divider .line {
    width: 80px;
    height: 1px;
    background: rgba(201,169,110,0.5);
}

.vision-divider .icon {
    color: var(--color-secondary);
    font-size: 1.2rem;
}

.vision-desc {
    font-size: 1.1rem;
    line-height: 2;
    color: rgba(255,255,255,0.8);
    max-width: 900px;
    margin: 0 auto;
}

/* 企业实力区块 */
.strength-block {
    padding: 6rem 0;
    background: #f8f8f8;
}

.strength-content {
    padding-right: 3rem;
}

.strength-label {
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: #999;
    margin-bottom: 1rem;
}

.strength-title {
    font-family: var(--font-slogan);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 500;
    color: var(--color-dark);
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.strength-text {
    font-size: 1rem;
    line-height: 1.9;
    color: #666;
    margin-bottom: 2rem;
}

.strength-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.strength-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: var(--color-dark);
}

.strength-item i {
    color: var(--color-secondary);
    font-size: 1.1rem;
}

.strength-visual {
    position: relative;
}

.visual-main {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
}

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

.visual-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 4px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

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

.stat-num {
    display: block;
    font-family: var(--font-brand);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-secondary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.85rem;
    color: #666;
}

/* 合作伙伴区块 */
.partners-block {
    padding: 4rem 0;
    background: white;
    border-top: 1px solid #eee;
}

.partners-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.partners-label {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: #999;
    display: block;
    margin-bottom: 0.5rem;
}

.partners-title {
    font-family: var(--font-slogan);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-dark);
}

.partners-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.partner-item {
    padding: 0.8rem 1.5rem;
    background: #f8f8f8;
    border: 1px solid #eee;
    font-size: 0.9rem;
    color: #666;
    transition: all 0.3s ease;
}

.partner-item:hover {
    background: var(--color-dark);
    color: white;
    border-color: var(--color-dark);
}

/* 响应式 */
@media (max-width: 991px) {
    .vision-block {
        padding: 5rem 0;
    }
    
    .strength-content {
        padding-right: 0;
        margin-bottom: 3rem;
    }
    
    .visual-stats {
        gap: 1rem;
    }
    
    .stat-num {
        font-size: 1.5rem;
    }
}

/* 旧版关于我们（保留兼容） */
.about-section {
    display: none;
}

/* ========================================
   页脚 - 简洁风格
   ======================================== */
.footer-section {
    background: #0a0a0a;
    color: white;
    padding: 5rem 0 3rem;
    text-align: center;
}

.footer-logo {
    margin-bottom: 1rem;
}

.footer-logo img {
    height: 120px;
    width: auto;
    opacity: 0.9;
}

.footer-brand {
    font-family: var(--font-brand);
    font-size: 1rem;
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
    color: rgba(255,255,255,0.6);
}

.footer-copy {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.05em;
}

/* ========================================
   响应式适配
   ======================================== */
@media (max-width: 991px) {
    .navbar-custom {
        padding: 1rem 0;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-title-main {
        font-size: 3rem;
    }
    
    .hero-title-sub {
        font-size: 2rem;
    }
}

@media (max-width: 767px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title-main {
        font-size: 2.5rem;
    }
    
    .hero-title-sub {
        font-size: 1.5rem;
    }
    
    .lang-switch {
        display: none;
    }
}

/* ========================================
   首页新闻版块
   ======================================== */

.news-section-index {
    padding: 5rem 0;
}

.news-section-index .section-subtitle {
    font-size: 1rem;
    color: #666;
    margin-top: 1rem;
}

.news-grid-index {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.news-card-index {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: all 0.4s ease;
}

.news-card-index:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

.news-card-image-index {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.news-card-image-index img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.news-card-index:hover .news-card-image-index img {
    transform: scale(1.08);
}

.news-card-overlay-index {
    position: absolute;
    inset: 0;
    background: rgba(26, 26, 26, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.news-card-index:hover .news-card-overlay-index {
    opacity: 1;
}

.news-card-overlay-index .read-more {
    padding: 0.6rem 1.25rem;
    background: white;
    color: var(--color-dark);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    border-radius: 30px;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.news-card-index:hover .read-more {
    transform: translateY(0);
}

.news-card-date-index {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 60px;
    height: 60px;
    background: var(--color-secondary);
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    text-align: center;
}

.date-day {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1;
}

.date-month {
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    margin-top: 0.25rem;
}

.news-card-body-index {
    padding: 1.5rem;
}

.news-card-meta-index {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.8rem;
}

.news-category {
    display: inline-block;
    padding: 0.3rem 0.75rem;
    background: rgba(201, 169, 110, 0.1);
    color: var(--color-secondary);
    border-radius: 4px;
}

.news-views {
    color: #999;
}

.news-views i {
    margin-right: 0.3rem;
}

.news-card-title-index {
    font-family: var(--font-slogan);
    font-size: 1.1rem;
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

.news-card-title-index a {
    color: var(--color-dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

.news-card-title-index a:hover {
    color: var(--color-secondary);
}

.news-card-excerpt-index {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.news-card-link-index {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-dark);
    text-decoration: none;
    transition: all 0.3s ease;
}

.news-card-link-index:hover {
    color: var(--color-secondary);
    text-decoration: none;
}

.news-card-link-index i {
    transition: transform 0.3s ease;
}

.news-card-link-index:hover i {
    transform: translateX(4px);
}

.btn-view-all {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--color-dark);
    color: white;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.btn-view-all:hover {
    background: var(--color-secondary);
    color: white;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(201, 169, 110, 0.3);
}

/* 响应式 */
@media (max-width: 991px) {
    .news-grid-index {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .news-section-index {
        padding: 3rem 0;
    }
    
    .news-grid-index {
        grid-template-columns: 1fr;
    }
}