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

:root {
    /* Winner Medical Style - 稳健医疗官网配色方案 */
    --primary-blue: #0066cc;
    --secondary-blue: #0080ff;
    --light-blue: #e8f4ff;
    --dark-blue: #003d7a;
    --navy-blue: #002d5c;
    --tech-blue: #001a3d;
    --sky-blue: #009fe3;
    --slate-blue: #4a5d78;

    /* 稳健医疗渐变色彩 */
    --blue-gradient: linear-gradient(135deg, #0066cc 0%, #0080ff 100%);
    --tech-gradient: linear-gradient(135deg, #001a3d 0%, #003d7a 100%);
    --light-blue-gradient: linear-gradient(135deg, #e8f4ff 0%, #f5faff 100%);

    /* 现代辅助色彩 */
    --emerald: #10b981;
    --emerald-light: #d1fae5;
    --cyan: #06b6d4;
    --cyan-light: #cffafe;
    --indigo: #6366f1;
    --indigo-light: #e0e7ff;

    /* 科技感装饰色 */
    --accent-cyan: #06b6d4;
    --accent-emerald: #10b981;
    --accent-violet: #8b5cf6;

    /* 中性色彩 */
    --white: #ffffff;
    --light-gray: #f8fafc;
    --gray: #64748b;
    --dark-gray: #334155;
    --text-dark: #0f172a;
    --text-secondary: #475569;
    
    /* 科技蓝主题渐变 */
    --coral-gradient: linear-gradient(135deg, var(--accent-cyan) 0%, var(--sky-blue) 100%);
    --mint-gradient: linear-gradient(135deg, var(--accent-emerald) 0%, #34d399 100%);
    --amber-gradient: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    --purple-gradient: linear-gradient(135deg, var(--accent-violet) 0%, #a855f7 100%);
    --teal-gradient: linear-gradient(135deg, var(--cyan) 0%, var(--accent-cyan) 100%);
    --rainbow-gradient: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-emerald) 25%, var(--accent-violet) 50%, var(--sky-blue) 75%, var(--primary-blue) 100%);
    --light-gradient: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
    
    /* Typography */
    --font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Shadows - 科技蓝主题阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(30, 64, 175, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(30, 64, 175, 0.1), 0 2px 4px -1px rgba(30, 64, 175, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(30, 64, 175, 0.1), 0 4px 6px -2px rgba(30, 64, 175, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(30, 64, 175, 0.1), 0 10px 10px -5px rgba(30, 64, 175, 0.04);
    --shadow-tech: 0 8px 25px rgba(15, 23, 42, 0.15), 0 4px 12px rgba(30, 64, 175, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden; /* 只隐藏水平滚动 */
    overflow-y: auto; /* 允许垂直滚动 */
    position: relative;
}

/* 仅首页使用全屏滚动 - body隐藏滚动，由.fullscreen-container控制 */
body.fullscreen-page {
    overflow: hidden; /* 首页body不滚动 */
    height: 100vh; /* 固定高度 */
}

/* Fullscreen Scroll Container */
.fullscreen-container {
    height: 100vh;
    overflow-y: scroll; /* 允许垂直滚动 */
    overflow-x: hidden; /* 禁止水平滚动 */
    position: relative;
    /* CSS滚动捕捉 - 使用proximity让滚动更丝滑 */
    scroll-snap-type: y proximity;
    /* 禁用浏览器默认的滚动优化 */
    overscroll-behavior: contain;
    /* 隐藏滚动条 */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
    /* 启用GPU加速 */
    -webkit-overflow-scrolling: touch;
}

.fullscreen-container::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.fullscreen-section {
    min-height: 100vh;
    height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    /* CSS滚动捕捉 */
    scroll-snap-align: start;
    opacity: 1;
    /* 内容进入动画 */
    transition: opacity 0.5s ease-out;
}

.fullscreen-section > * {
    /* 子元素平滑过渡 */
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fullscreen-section.active-section {
    opacity: 1;
    z-index: 10;
}

/* 全屏滚动指示器（可选） */
.scroll-indicator {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.scroll-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.scroll-dot.active {
    background: var(--primary-blue);
    transform: scale(1.2);
}

.scroll-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

/* Background Pattern - Winner Medical Style */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.5;
    background-image: 
        linear-gradient(90deg, rgba(0, 102, 204, 0.025) 1px, transparent 1px),
        linear-gradient(0deg, rgba(0, 102, 204, 0.025) 1px, transparent 1px);
    background-size: 80px 80px;
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.3;
    background-image: 
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 60px,
            rgba(0, 102, 204, 0.012) 60px,
            rgba(0, 102, 204, 0.012) 61px,
            transparent 61px,
            transparent 120px
        ),
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 60px,
            rgba(0, 128, 255, 0.012) 60px,
            rgba(0, 128, 255, 0.012) 61px,
            transparent 61px,
            transparent 120px
        );
    pointer-events: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header Styles - Winner Medical Simple & Clean */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: transparent;
    box-shadow: none;
    border-bottom: 0.5px solid rgba(255, 255, 255, 0.5);
    z-index: 1000;
    transition: var(--transition-normal);
}

.header:hover {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(10px);
    border-bottom: 0.5px solid rgba(255, 255, 255, 0.5);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(10px);
    border-bottom: 0.5px solid rgba(255, 255, 255, 0.5);
}

.navbar {
    padding: 0;
    background: transparent;
    position: relative;
    width: 100%;
}

.navbar::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(0, 102, 204, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo-img {
    height: 55px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-fast);
}

.logo-img:hover {
    opacity: 0.85;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-2xl);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--white);
    font-weight: 500;
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
    position: relative;
    padding: var(--spacing-sm) 0;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.header:hover .nav-link,
.header.scrolled .nav-link {
    color: var(--text-dark);
    text-shadow: none;
}

.nav-link:hover {
    color: var(--primary-blue);
}

.header:hover .nav-link:hover,
.header.scrolled .nav-link:hover {
    color: var(--primary-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--primary-blue);
    transition: var(--transition-fast);
}

.nav-link:hover::after {
    width: 100%;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 20px);
    left: 0;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
    padding: var(--spacing-lg) 0;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-fast);
    list-style: none;
}

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

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-md) var(--spacing-xl);
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
    border-left: 3px solid transparent;
}

.dropdown-menu a:hover {
    background: var(--light-blue);
    color: var(--primary-blue);
    border-left-color: var(--primary-blue);
    padding-left: calc(var(--spacing-xl) + 5px);
}

/* 下拉图标 */
.dropdown-icon {
    font-size: 0.75rem;
    margin-left: 0.25rem;
    transition: var(--transition-fast);
}

.dropdown:hover .dropdown-icon {
    transform: rotate(180deg);
}

/* 二级菜单项样式 */
.dropdown-item {
    margin: 0;
    list-style: none;
}

.dropdown-item a {
    display: block;
    padding: var(--spacing-md) var(--spacing-xl);
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
    border-left: 3px solid transparent;
}

.dropdown-item a:hover,
.dropdown-item.active a {
    background: var(--light-blue);
    color: var(--primary-blue);
    border-left-color: var(--primary-blue);
    padding-left: calc(var(--spacing-xl) + 5px);
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
    color: var(--white);
    background: var(--tech-blue);
}

/* 非首页的Hero样式 - 较小高度 */
body:not(.fullscreen-page) .hero {
    height: 60vh; /* 首页外的页面使用60vh高度 */
    min-height: 400px; /* 最小高度 */
    max-height: 600px; /* 最大高度 */
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 140px 0 80px;
}

.hero-text {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 400;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease-out;
}

.hero-badge i {
    color: var(--sky-blue);
    font-size: var(--font-size-sm);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
    letter-spacing: 0;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.85);
    font-weight: 400;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-description {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.75);
    font-weight: 400;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

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

.bg-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.bg-slide::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 26, 61, 0.15); /* 降低蒙板不透明度，从0.5改为0.15，让图片更清晰 */
}

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




/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-buttons .btn {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.hero-buttons .btn-primary {
    background: var(--primary-blue);
    color: var(--white);
    border: 2px solid var(--primary-blue);
}

.hero-buttons .btn-primary:hover {
    background: var(--secondary-blue);
    border-color: var(--secondary-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

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

.hero-buttons .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    transform: translateY(-2px);
}

/* Hero Stats - Hidden in Hero, shown in Statistics Section */
.hero-stats {
    display: none;
}

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

.stat-number {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.85);
    font-weight: 400;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    animation: bounce 2s infinite;
    z-index: 2;
}

.scroll-arrow {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

.scroll-arrow i {
    font-size: var(--font-size-base);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(255, 255, 255, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition-normal);
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--coral-gradient);
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.btn-primary:hover {
    background: var(--coral);
    color: var(--white);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--coral);
    border-color: var(--coral);
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.2);
}

.btn-outline:hover {
    background: var(--coral);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.3);
}

.hero-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    z-index: 3;
}

.hero-nav {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--white);
    transition: var(--transition-normal);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
}

.hero-nav.prev {
    left: 30px;
}

.hero-nav.next {
    right: 30px;
}

.hero-nav:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.hero-dots {
    display: flex;
    gap: var(--spacing-md);
}

.hero-dots .dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition-normal);
    border: 2px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.hero-dots .dot.active {
    background: var(--white);
    transform: scale(1.3);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
}

.hero-dots .dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

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

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Global Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.animate-on-scroll.animate {
    opacity: 1;
    transform: translateY(0);
}

.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-blue) 50%, transparent 100%);
    margin: var(--spacing-3xl) 0;
    opacity: 0.3;
}

/* About Section */
.about {
    padding: 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
    position: relative;
    height: 100vh;
}

.about::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(14, 165, 233, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(30, 64, 175, 0.02) 0%, transparent 100%);
    pointer-events: none;
}

.about-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-2xl);
}

.about-text {
    display: grid;
    gap: var(--spacing-3xl);
}

/* Company Intro with Image */
.company-intro {
    background: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(64, 158, 255, 0.1);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

/* Intro Row - 文本和图片并排布局 */
.intro-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.intro-text-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Company Cover Image - Inside Intro */
.company-cover {
    width: 350px;
    height: 82%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    transition: var(--transition-normal);
}

.company-cover:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

.cover-image {
    width: 100%;
    height: 100%;
    min-height: 300px;
    max-height: 450px;
    display: block;
    object-fit: cover;
    transition: var(--transition-normal);
}

.company-cover:hover .cover-image {
    transform: scale(1.03);
}


.company-advantages {
    background: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(64, 158, 255, 0.1);
    backdrop-filter: blur(10px);
}

.intro-text-content h3,
.company-advantages h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-xl);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.intro-text-content h3::after,
.company-advantages h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--blue-gradient);
    border-radius: 2px;
}

.intro-text-content p {
    font-size: var(--font-size-base);
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* Intro Text Wrapper */
.intro-text-wrapper {
    position: relative;
}

.intro-summary {
    font-size: var(--font-size-lg) !important;
    font-weight: 500;
    color: var(--text-dark) !important;
    margin-bottom: var(--spacing-lg) !important;
}

.intro-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out, opacity 0.3s ease-out;
    opacity: 0;
}

.intro-details.expanded {
    max-height: 500px;
    opacity: 1;
}

.view-more-btn {
    background: transparent;
    color: var(--primary-blue);
    border: none;
    padding: 0;
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    text-decoration: none;
}

.view-more-btn:hover {
    color: var(--secondary-blue);
    transform: translateX(4px);
}

.btn-icon {
    transition: transform 0.3s ease;
}

.view-more-btn.expanded .btn-icon {
    transform: rotate(180deg);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.value-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid rgba(37, 99, 235, 0.1);
    width: 175px;
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(37, 99, 235, 0.2);
}

.value-icon {
    width: 50px;
    height: 50px;
    background: var(--blue-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: var(--white);
    font-size: 20px;
}

.value-item h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-xs);
}

.value-item p {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: var(--font-size-sm);
}

@media (max-width: 768px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .value-item {
        padding: var(--spacing-md);
    }
    
    .company-intro p {
        font-size: var(--font-size-base);
    }
    
    .company-intro {
        gap: var(--spacing-xl);
        padding: var(--spacing-lg);
    }
    
    .intro-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .company-cover {
        max-width: 350px;
        border-radius: var(--radius-md);
    }
    
    .about-content {
        padding: var(--spacing-lg);
    }
    
    .cover-image {
        max-height: 350px;
        min-height: 250px;
    }
    
    .intro-text-content p {
        font-size: var(--font-size-sm);
    }
}

/* Mobile Design */
@media (max-width: 768px) {
    .values-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .products-image-container {
        padding: var(--spacing-md);
    }
    
    .products-category-image {
        width: 100%;
        max-width: 98vw;
        border-radius: var(--radius-sm);
    }
    
    .qr-code-image {
        width: 80px;
        height: 80px;
    }
}

/* OEM/ODM Section */
.oem-section {
    padding: var(--spacing-3xl) 0;
    background: var(--light-gray);
}

.oem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.oem-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
}

.oem-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.oem-icon {
    width: 80px;
    height: 80px;
    background: var(--blue-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: var(--white);
    font-size: 2rem;
    transition: var(--transition-normal);
}

.oem-card:hover .oem-icon {
    transform: scale(1.1) rotate(5deg);
}

.oem-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.oem-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Partners Section */
.partners {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.partners-content {
    text-align: center;
}

.partners-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto var(--spacing-2xl);
    line-height: 1.8;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.partner-item {
    background: var(--light-gray);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-normal);
}

.partner-item:hover {
    background: var(--light-blue);
    transform: translateY(-5px);
}

.partner-placeholder {
    width: 80px;
    height: 80px;
    background: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: var(--white);
    font-size: 2rem;
}

.partner-item p {
    font-weight: 500;
    color: var(--text-dark);
}

/* Product Placeholder */
.product-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    color: var(--primary-blue);
    opacity: 0.7;
}

/* Product Categories - Winner Medical Style */
.product-categories-winner {
    margin-bottom: 0;
    padding: var(--spacing-lg) 0;
    height: 100vh;
    background: var(--white);
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.categories-showcase-winner {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: var(--spacing-4xl);
    max-width: 100%;
    margin: 0;
    padding: var(--spacing-lg) var(--spacing-2xl);
    width: 100%;
    height: auto;
    max-height: 85vh;
    align-items: stretch;
}

/* 左侧分类列表 */
.categories-list-winner {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 102, 204, 0.08);
}

.category-item-winner {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl) var(--spacing-xl);
    background: var(--white);
    border-bottom: 1px solid rgba(0, 102, 204, 0.08);
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    min-height: 100px;
}

.category-item-winner::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 5px;
    background: var(--primary-blue);
    transform: scaleY(0);
    transition: var(--transition-normal);
    transform-origin: center;
}

.category-item-winner:hover::before,
.category-item-winner.active::before {
    transform: scaleY(1);
}

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

.category-item-winner:hover,
.category-item-winner.active {
    background: linear-gradient(135deg, var(--light-blue) 0%, rgba(255, 255, 255, 0.8) 100%);
    transform: translateX(8px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.15);
}

.category-item-winner.active {
    background: linear-gradient(135deg, var(--light-blue) 0%, rgba(0, 102, 204, 0.05) 100%);
}

.category-number-winner {
    font-size: 2.5rem;
    font-weight: 200;
    color: var(--primary-blue);
    min-width: 60px;
    text-align: center;
    font-family: 'Arial', sans-serif;
    line-height: 1;
    opacity: 0.8;
    transition: var(--transition-normal);
}

.category-item-winner:hover .category-number-winner,
.category-item-winner.active .category-number-winner {
    color: var(--secondary-blue);
    opacity: 1;
    transform: scale(1.1);
}

.category-content-winner {
    flex: 1;
    padding-left: var(--spacing-md);
}

.category-title-winner {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 var(--spacing-sm) 0;
    line-height: 1.2;
    transition: var(--transition-normal);
}

.category-subtitle-winner {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
    transition: var(--transition-normal);
}

.category-item-winner:hover .category-title-winner,
.category-item-winner.active .category-title-winner {
    color: var(--primary-blue);
}

.category-item-winner:hover .category-subtitle-winner,
.category-item-winner.active .category-subtitle-winner {
    color: var(--slate-blue);
}

/* 右侧产品大图展示 */
.categories-image-winner {
    position: relative;
    width: 100%;
    height: 100%;
    max-height: 85vh;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-main-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: var(--transition-slow);
}

.category-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 26, 61, 0.95) 0%, rgba(0, 26, 61, 0.3) 50%, transparent 100%);
    padding: var(--spacing-3xl) var(--spacing-2xl);
    transform: translateY(30px);
    opacity: 0;
    transition: var(--transition-normal);
}

.categories-image-winner:hover .category-overlay {
    transform: translateY(0);
    opacity: 1;
}

.categories-image-winner:hover .category-main-image {
    transform: scale(1.08);
}

.category-overlay-content h3 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--white);
    margin: 0 0 var(--spacing-md) 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.category-overlay-content p {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Product Categories */
.product-categories {
    padding: var(--spacing-3xl) 0;
    margin-bottom: var(--spacing-3xl);
    background: var(--bg-light);
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: 2px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.tab-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--blue-gradient);
    transition: var(--transition-normal);
    z-index: -1;
}

.tab-btn:hover::before,
.tab-btn.active::before {
    left: 0;
}

.tab-btn:hover,
.tab-btn.active {
    color: var(--white);
    border-color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
}

/* Products Gallery */
.products-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.product-card-gallery {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
    opacity: 1;
    transform: translateY(0);
}

.product-card-gallery.hidden {
    opacity: 0;
    transform: translateY(20px);
    display: none;
}

.product-card-gallery:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-image-container {
    position: relative;
    height: 250px;
    background: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-category-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--blue-gradient);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    z-index: 2;
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.3);
}

.product-img-gallery {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition-normal);
}

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

.product-info-gallery {
    padding: var(--spacing-xl);
    text-align: center;
}

.product-info-gallery h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
    line-height: 1.4;
}

.product-info-gallery p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
}

.product-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.feature-tag {
    background: var(--light-blue);
    color: var(--primary-blue);
    padding: 4px var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 500;
    transition: var(--transition-fast);
}

.feature-tag:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: scale(1.05);
}

/* Breadcrumb Section */
.breadcrumb-section {
    padding: var(--spacing-lg) 0;
    background: var(--light-gray);
    border-bottom: 1px solid var(--light-blue);
}

.breadcrumb-path {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.breadcrumb-path a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: var(--transition-fast);
}

.breadcrumb-path a:hover {
    color: var(--secondary-blue);
}

.breadcrumb-path span {
    margin: 0 var(--spacing-sm);
    color: var(--text-light);
}

/* Main Content Area */
.main-content {
    min-height: 400px;
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.main-content .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Product Categories */
.product-categories {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: 2px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.tab-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--blue-gradient);
    transition: var(--transition-normal);
    z-index: -1;
}

.tab-btn:hover::before,
.tab-btn.active::before {
    left: 0;
}

.tab-btn:hover,
.tab-btn.active {
    color: var(--white);
    border-color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 105, 189, 0.3);
}

/* Products Grid - 使用首页样式 */
.products-grid-full {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    max-width: 1200px;
    margin: 0 auto;
}

/* 简化产品网格 - 三列布局 */
.products-grid-simple {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
    max-width: 1200px;
    margin: 0 auto;
}

.product-card-simple {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
    text-align: center;
}

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

.product-image-simple {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--light-gray);
}

.product-image-simple img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

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

.product-name {
    padding: var(--spacing-lg);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.4;
}

.product-card-full {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
}

.product-card-full:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-image-full {
    position: relative;
    height: 250px;
    background: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image-full img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

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

.product-placeholder {
    font-size: 4rem;
    color: var(--text-light);
}

.product-category-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--blue-gradient);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.product-info-full {
    padding: var(--spacing-xl);
}

.product-info-full h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.product-info-full p {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.feature-tag {
    background: var(--light-blue);
    color: var(--primary-blue);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.product-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.product-actions .btn {
    flex: 1;
    min-width: 120px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .products-grid-simple {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .product-categories .category-tabs {
        gap: var(--spacing-sm);
    }
    
    .product-categories .tab-btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }

    .category-tabs {
        gap: var(--spacing-sm);
        justify-content: flex-start;
        overflow-x: auto;
        padding: 0 var(--spacing-sm);
    }

    .tab-btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
        white-space: nowrap;
        flex-shrink: 0;
    }

    .statistics {
        min-height: 100vh;
        padding: 0;
        background-attachment: scroll;
    }
    
    .product-categories-winner {
        min-height: 100vh;
        padding: 0;
    }
    
    .news {
        min-height: 100vh;
        padding: 0;
    }
    
    .products {
        min-height: 100vh;
        padding: var(--spacing-lg) 0;
    }
    
    .products-image-container {
        padding: var(--spacing-lg);
    }
    
    .products-category-image {
        width: 100%;
        max-width: 95vw;
        border-radius: var(--radius-md);
    }
    
    .about {
        min-height: 100vh;
        padding: 0;
    }
    
    .business-areas {
        min-height: 100vh;
        padding: 0;
    }
    
    .footer-wrapper {
        min-height: 100vh;
        padding: 0;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(4, 1fr);
        height: 80vh;
        gap: var(--spacing-md);
    }
    
    .categories-showcase-winner {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        height: auto;
        max-width: 100%;
        padding: var(--spacing-lg);
        margin: 0;
    }

    .categories-list-winner {
        order: 2;
    }

    .categories-image-winner {
        order: 1;
        height: 40vh;
        max-height: 40vh;
    }

    .category-item-winner {
        padding: var(--spacing-lg) var(--spacing-md);
        min-height: 80px;
        transform: none !important;
    }

    .category-item-winner:hover,
    .category-item-winner.active {
        transform: none !important;
    }

    .category-number-winner {
        font-size: 2rem;
        min-width: 50px;
    }

    .category-item-winner {
        padding: var(--spacing-md) var(--spacing-md);
    }

    .category-number-winner {
        font-size: var(--font-size-lg);
        min-width: 40px;
    }

    .category-title-winner {
        font-size: var(--font-size-base);
    }

    .category-subtitle-winner {
        font-size: var(--font-size-xs);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .products-gallery {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .product-image-container {
        height: 220px;
    }

    .product-info-gallery {
        padding: var(--spacing-lg);
    }

    .product-features {
        gap: var(--spacing-xs);
    }
    
    .products-grid-full {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .products-grid-simple {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .product-image-simple {
        height: 200px;
    }
    
    .product-image-full {
        height: 200px;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .product-actions .btn {
        flex: none;
    }
}

/* 产品筛选动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Business Areas */
.business-areas {
    padding: 0;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 50%, #cbd5e1 100%);
    position: relative;
    height: 100vh;
}

.business-areas::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 30%, rgba(30, 64, 175, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(14, 165, 233, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.business-areas .container {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-2xl) 0;
}

.business-content {
    /*max-width: 1200px;*/
    margin: 0 auto;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

.business-item {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
}

.business-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.business-icon {
    width: 70px;
    height: 70px;
    background: var(--blue-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: var(--white);
    font-size: 1.8rem;
    transition: var(--transition-normal);
}

.business-item:hover .business-icon {
    transform: scale(1.1) rotate(5deg);
}

.business-item h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.business-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: var(--font-size-base);
}

.business-text-card {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--light-blue);
}

.business-intro {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 2px solid var(--light-blue);
}

.business-intro h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.business-intro h3::before {
    content: "";
    width: 4px;
    height: 30px;
    background: var(--blue-gradient);
    border-radius: 2px;
}

.business-intro p {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--text-secondary);
    text-indent: 2em;
}

.business-brands h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--coral);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.business-brands h3::before {
    content: "";
    width: 4px;
    height: 30px;
    background: var(--coral-gradient);
    border-radius: 2px;
}

.business-brands p {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--text-secondary);
    text-indent: 2em;
}

/* Floating Contact */
.floating-contact {
    position: fixed;
    right: 30px;
    top: 97%;
    transform: translateY(-50%);
    z-index: 1000;
}

.contact-toggle {
    background: var(--coral-gradient);
    border: none;
    border-radius: 50px;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--white);
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.contact-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.contact-toggle i {
    font-size: var(--font-size-lg);
}

/* Contact Modal */
.contact-modal {
    position: absolute;
    right: 0;
    bottom: calc(100% + 20px);
    width: 350px;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--light-blue);
    background: var(--blue-gradient);
    color: var(--white);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.modal-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--white);
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.modal-content {
    padding: var(--spacing-lg);
}

.welcome-text {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    line-height: 1.6;
}

.contact-options {
    margin-bottom: var(--spacing-lg);
}

.contact-option {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--light-gray);
    border-radius: var(--radius-sm);
}

.contact-option strong {
    color: var(--primary-blue);
    font-size: var(--font-size-sm);
}

.contact-option p {
    margin: var(--spacing-xs) 0 0;
    font-weight: 600;
    color: var(--text-dark);
}

.contact-form-modal .form-group {
    margin-bottom: var(--spacing-md);
}

.contact-form-modal input,
.contact-form-modal select,
.contact-form-modal textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--light-blue);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
    font-family: inherit;
}

.contact-form-modal input:focus,
.contact-form-modal select:focus,
.contact-form-modal textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.contact-form-modal textarea {
    resize: vertical;
    min-height: 80px;
}

/* Page Header */
.page-header {
    background: var(--blue-gradient);
    color: var(--white);
    padding: 120px 0 60px;
    text-align: center;
    margin-top: 80px;
}

.page-header h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.page-header p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.breadcrumb span {
    color: rgba(255, 255, 255, 0.6);
}

/* Product Pages */
.products-grid-full {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.product-card-full {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
}

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

.product-image-full {
    position: relative;
    height: 200px;
    background: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-category-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary-blue);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.product-info-full {
    padding: var(--spacing-xl);
}

.product-info-full h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.product-info-full p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.product-features {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.feature-tag {
    background: var(--light-blue);
    color: var(--primary-blue);
    padding: 4px var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.product-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* OEM Page Styles */
.oem-overview {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.oem-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.intro-text h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

.intro-text p {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--text-secondary);
}

.intro-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.intro-stats .stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--light-blue);
    border-radius: var(--radius-lg);
}

.intro-stats .stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-blue);
    display: block;
}

.intro-stats .stat-label {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
}

/* Service Categories */
.service-categories {
    padding: var(--spacing-3xl) 0;
    background: var(--light-gray);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
}

.category-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

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

.category-icon {
    width: 80px;
    height: 80px;
    background: var(--blue-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 2rem;
    color: var(--white);
}

.category-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.category-card ul {
    list-style: none;
    margin-bottom: var(--spacing-lg);
    text-align: left;
}

.category-card li {
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--light-blue);
}

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

.category-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

.category-features .feature {
    background: var(--coral-light);
    color: var(--coral);
    padding: 4px var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

/* Service Process */
.service-process {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0 auto var(--spacing-lg);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.step-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Advantages */
.our-advantages {
    padding: var(--spacing-3xl) 0;
    background: var(--light-gray);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.advantage-item {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.advantage-icon {
    width: 70px;
    height: 70px;
    background: var(--coral-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.8rem;
    color: var(--white);
}

.advantage-item h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.advantage-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact CTA */
.contact-cta {
    padding: var(--spacing-3xl) 0;
    background: var(--blue-gradient);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

/* Bottom Contact Bar */
.bottom-contact-bar {
    background: #4a69bd;
    color: var(--white);
    padding: var(--spacing-xl) 0;
}

.contact-bar-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-2xl);
}

.contact-bar-left h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.contact-info-top {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-info-top p {
    color: var(--white);
    font-size: var(--font-size-base);
    margin: 0;
    line-height: 1.5;
}

.contact-bar-right .contact-info-top {
    text-align: right;
}

/* Footer */
.footer {
    background: #3c5aa6;
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.contact-item-footer {
    margin-bottom: var(--spacing-lg);
}

.contact-item-footer p {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--white);
}

.contact-item-footer i {
    width: 20px;
    color: rgba(255, 255, 255, 0.8);
}

.qr-section {
    text-align: center;
}

.qr-section p {
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.9);
}

.qr-code {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.qr-code i {
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.6);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .contact-bar-top {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .contact-bar-right .contact-info-top {
        text-align: center;
    }
}

/* Service Highlights Section */
.service-highlights {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--light-blue);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.highlight-item {
    text-align: center;
    padding: var(--spacing-lg);
}

.highlight-icon {
    width: 60px;
    height: 60px;
    background: var(--coral-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    transition: var(--transition-normal);
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.highlight-item:nth-child(2) .highlight-icon {
    background: var(--mint-gradient);
    box-shadow: 0 4px 15px rgba(81, 207, 102, 0.3);
}

.highlight-item:nth-child(3) .highlight-icon {
    background: var(--amber-gradient);
    box-shadow: 0 4px 15px rgba(255, 212, 59, 0.3);
}

.highlight-item:nth-child(4) .highlight-icon {
    background: var(--purple-gradient);
    box-shadow: 0 4px 15px rgba(132, 94, 194, 0.3);
}

.highlight-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.highlight-item:hover .highlight-icon {
    transform: translateY(-8px) scale(1.1);
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
}

.highlight-item:nth-child(2):hover .highlight-icon {
    box-shadow: 0 8px 25px rgba(81, 207, 102, 0.4);
}

.highlight-item:nth-child(3):hover .highlight-icon {
    box-shadow: 0 8px 25px rgba(255, 212, 59, 0.4);
}

.highlight-item:nth-child(4):hover .highlight-icon {
    box-shadow: 0 8px 25px rgba(132, 94, 194, 0.4);
}

.highlight-item h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.highlight-item p {
    color: var(--gray);
    font-size: var(--font-size-sm);
}

/* Statistics Section */
.statistics {
    padding: 0;
    background: var(--light-gray);
    color: var(--text-dark);
    text-align: center;
    position: relative;
    overflow: hidden;
    height: 100vh;
    background-image: url('../images/banner1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.statistics::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.statistics .container {
    position: relative;
    z-index: 2;
    width: 100%;
}

.statistics .section-header {
    margin-top: var(--spacing-4xl);
    padding-top: var(--spacing-3xl);
}

.statistics .section-header h2 {
    color: var(--white);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.statistics .section-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-xl);
    max-width: 800px;
    margin: 0 auto var(--spacing-2xl) auto;
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin: 0;
    max-width: 100%;
    padding: var(--spacing-2xl);
    height: 70vh;
    align-items: center;
}

.statistics .stat-item {
    text-align: center;
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.statistics .stat-item:hover {
    transform: translateY(-5px);
    background: var(--primary-blue);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
    border-color: var(--primary-blue);
}

.statistics .stat-item:hover .stat-number,
.statistics .stat-item:hover .stat-label,
.statistics .stat-item:hover .stat-desc {
    color: var(--white);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--light-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.5rem;
    color: var(--primary-blue);
    transition: var(--transition-normal);
}

.statistics .stat-item:hover .stat-icon {
    transform: scale(1.1);
    background: var(--primary-blue);
    color: var(--white);
}

.statistics .stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: #ffffff;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.statistics .stat-label {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--white);
    margin-bottom: var(--spacing-xs);
    letter-spacing: 0;
}

.statistics .stat-desc {
    font-size: var(--font-size-sm);
    color: var(--white);
    font-weight: 400;
    line-height: 1.5;
    max-width: 200px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: var(--spacing-3xl) 0;
    background: var(--light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--teal-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    box-shadow: 0 6px 20px rgba(32, 201, 151, 0.3);
    transition: var(--transition-normal);
}

.feature-card:nth-child(2) .feature-icon {
    background: var(--coral-gradient);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.3);
}

.feature-card:nth-child(3) .feature-icon {
    background: var(--purple-gradient);
    box-shadow: 0 6px 20px rgba(132, 94, 194, 0.3);
}

.feature-card:nth-child(4) .feature-icon {
    background: var(--amber-gradient);
    box-shadow: 0 6px 20px rgba(255, 212, 59, 0.3);
}

.feature-icon i {
    font-size: 2rem;
    color: var(--white);
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl); /* 减小，从3xl改为2xl */
    margin-top: 0; /* 移除顶部margin */
    padding-top: 0; /* 移除顶部padding */
}

.section-header h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm); /* 减小，从md改为sm */
}

.section-header p {
    font-size: var(--font-size-base); /* 减小，从lg改为base */
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Products Section */
.products {
    padding: 0;
    background: var(--white);
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 明星产品区块特殊样式 - 减少空白 */
.products .section-header {
    margin-top: 100px;
    margin-bottom: var(--spacing-2xl);
    padding-top: 0;
}

.products .container {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: var(--spacing-xl);
}

.products::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(135deg, rgba(0, 102, 204, 0.01) 0%, transparent 100%),
        radial-gradient(circle at 10% 20%, rgba(0, 102, 204, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(0, 128, 255, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

/* Products Image Container */
.products-image-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
}

/* Products Category Image - Dedicated Styling */
.products-category-image {
    width: 1200px;
    max-width: 90vw;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
}

.products-category-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    height: auto;
    max-width: 100%;
    padding: var(--spacing-2xl);
    align-items: center;
}

.products-more {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--light-blue);
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    height: 220px;
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    position: relative;
    overflow: hidden;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    background-color: var(--light-gray);
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.1) 70%, rgba(0, 0, 0, 0.3) 100%);
    z-index: 1;
    transition: var(--transition-normal);
}

.product-card:hover .product-image::before {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.2) 70%, rgba(0, 0, 0, 0.4) 100%);
}

.product-card:hover .product-image {
    transform: scale(1.02);
}

.product-category {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--coral-gradient);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.3);
    z-index: 3;
    transition: var(--transition-normal);
}

.product-card:nth-child(2) .product-category {
    background: var(--mint-gradient);
    box-shadow: 0 4px 12px rgba(81, 207, 102, 0.3);
}

.product-card:nth-child(3) .product-category {
    background: var(--purple-gradient);
    box-shadow: 0 4px 12px rgba(132, 94, 194, 0.3);
}

.product-card:nth-child(4) .product-category {
    background: var(--amber-gradient);
    box-shadow: 0 4px 12px rgba(255, 212, 59, 0.3);
}

.product-card:nth-child(5) .product-category {
    background: var(--teal-gradient);
    box-shadow: 0 4px 12px rgba(32, 201, 151, 0.3);
}

.product-card:nth-child(6) .product-category {
    background: var(--mint-gradient);
    box-shadow: 0 4px 12px rgba(81, 207, 102, 0.3);
}

.product-card:hover .product-category {
    transform: scale(1.05);
}

.product-meta {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.product-tag {
    background: var(--coral-light);
    color: var(--coral);
    padding: 4px var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    transition: var(--transition-fast);
}

.product-tag:nth-child(2) {
    background: var(--mint-light);
    color: var(--mint);
}

.product-tag:hover {
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.product-info {
    padding: var(--spacing-xl);
}

.product-info h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.product-info p {
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.product-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: var(--transition-fast);
}

.product-link:hover {
    color: var(--dark-blue);
    transform: translateX(5px);
}

/* News Section */
.news {
    padding: 0;
    background: var(--light-gray);
    position: relative;
    height: 100vh;
}

.news::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(135deg, rgba(0, 102, 204, 0.015) 0%, transparent 100%),
        radial-gradient(circle at 20% 20%, rgba(0, 102, 204, 0.025) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 128, 255, 0.025) 0%, transparent 50%);
    pointer-events: none;
}

.news .container {
    position: relative;
    z-index: 2;
    padding-top: calc(80px + var(--spacing-lg)); /* 减小顶部padding，从3xl(4rem)改为lg(1.5rem) */
    padding-bottom: var(--spacing-lg);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start; /* 改为flex-start，从顶部开始排列 */
}

/* News Layout */
.news-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl); /* 减小gap */
    margin: 0;
    align-items: stretch; /* 改为stretch，让左右高度一致 */
    height: auto;
    max-height: 75vh; /* 增加max-height，从60vh到75vh */
    max-width: 100%;
    padding: 0; /* 移除padding，节省空间 */
    flex: 1 1 auto;
}

/* Featured News (左侧主新闻) */
.news-main {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: var(--transition-normal);
    height: 100%; /* 改为100%，填充父容器 */
    max-height: 75vh; /* 与news-layout一致 */
    display: flex;
    flex-direction: column;
}

.news-main:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.featured-image {
    height: 250px; /* 减小高度，从300px到250px，节省空间 */
    overflow: hidden;
    position: relative;
    flex-shrink: 0; /* 图片高度固定，不压缩 */
}

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

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

.featured-content {
    padding: var(--spacing-xl); /* 减小padding，从2xl改为xl */
    flex: 1; /* 内容区域可伸缩 */
    display: flex;
    flex-direction: column;
}

.featured-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md); /* 减小，从lg改为md */
}

.featured-category {
    background: var(--blue-gradient);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.featured-date {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.featured-title {
    font-size: var(--font-size-xl); /* 减小，从2xl改为xl */
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.3;
    margin-bottom: var(--spacing-md); /* 减小，从lg改为md */
}

.featured-excerpt {
    color: var(--text-secondary);
    line-height: 1.6; /* 减小行高 */
    margin-bottom: var(--spacing-lg); /* 减小，从xl改为lg */
    font-size: var(--font-size-sm); /* 减小，从base改为sm */
    flex: 1; /* 自动填充剩余空间 */
}

.featured-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
}

.featured-link:hover {
    color: var(--dark-blue);
    transform: translateX(5px);
}

/* News Sidebar (右侧新闻列表) */
.news-sidebar {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xl); /* 减小padding，从2xl改为xl */
    height: 100%; /* 改为100%，填充父容器 */
    max-height: 75vh; /* 与news-layout一致 */
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.news-sidebar::-webkit-scrollbar {
    width: 6px;
}

.news-sidebar::-webkit-scrollbar-track {
    background: var(--light-gray);
    border-radius: 3px;
}

.news-sidebar::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 3px;
}

.news-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-blue);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md); /* 减小gap，从xl(2rem)改为md(1rem) */
    overflow: visible;
}

/* 提高选择器优先级，确保样式生效 */
.news-sidebar .news-list .news-item {
    display: flex !important;
    gap: var(--spacing-md) !important; /* 减小gap，从lg改为md */
    padding-bottom: var(--spacing-md) !important; /* 减小padding，从xl改为md */
    border-bottom: 1px solid var(--light-blue) !important;
    transition: var(--transition-fast);
    margin-bottom: 0 !important;
}

/* 兼容旧版选择器 */
.news-item {
    display: flex;
    gap: 1.5rem;
    gap: var(--spacing-lg);
    padding-bottom: 2rem;
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid #e8f4ff;
    border-bottom: 1px solid var(--light-blue);
    transition: all 0.3s ease;
    transition: var(--transition-fast);
}

/* 最后一个新闻项 */
.news-sidebar .news-list .news-item:last-child,
.news-item:last-child {
    border-bottom: none !important;
    padding-bottom: 0 !important;
}

/* 悬停效果 - 高优先级 */
.news-sidebar .news-list .news-item:hover,
.news-item:hover {
    background: #f8fafc !important;
    background: var(--light-gray) !important;
    padding: 1rem !important;
    padding: var(--spacing-md) !important;
    margin: -1rem;
    margin: calc(-1 * var(--spacing-md));
    border-radius: 0.5rem !important;
    border-radius: var(--radius-md) !important;
}

/* 日期容器 - 高优先级 */
.news-sidebar .news-list .news-item-date,
.news-item-date {
    flex-shrink: 0 !important;
    text-align: center !important;
    width: 60px !important;
}

/* 日期数字 - 高优先级 */
.news-sidebar .news-list .news-item-date .day,
.news-item-date .day {
    display: block !important;
    font-size: 1.5rem !important;
    font-size: var(--font-size-2xl) !important;
    font-weight: 700 !important;
    color: #0066cc !important;
    color: var(--primary-blue) !important;
    line-height: 1.2 !important;
    margin-bottom: 4px !important;
}

/* 月份 - 高优先级 */
.news-sidebar .news-list .news-item-date .month,
.news-sidebar .news-list .news-item-date .month-year,
.news-item-date .month,
.news-item-date .month-year {
    display: block !important;
    font-size: 0.75rem !important;
    font-size: var(--font-size-xs) !important;
    color: #64748b !important;
    color: var(--text-secondary) !important;
    font-weight: 500 !important;
    line-height: 1.2 !important;
}

/* 内容容器 - 高优先级 */
.news-sidebar .news-list .news-item-content,
.news-item-content {
    flex: 1 !important;
    min-width: 0 !important; /* 允许文本截断 */
}

/* 标题 - 高优先级 */
.news-sidebar .news-list .news-item-title,
.news-item-title {
    font-size: 1rem !important;
    font-size: var(--font-size-base) !important;
    font-weight: 600 !important;
    color: #0f172a !important;
    color: var(--text-dark) !important;
    line-height: 1.5 !important;
    margin: 0 !important;
    transition: all 0.3s ease;
    transition: var(--transition-fast);
}

/* 标题链接 - 高优先级 */
.news-sidebar .news-list .news-item-title a,
.news-item-title a {
    color: inherit !important;
    text-decoration: none !important;
    transition: all 0.3s ease;
    transition: var(--transition-fast);
    display: block !important;
}

/* 悬停时标题颜色变化 - 高优先级 */
.news-sidebar .news-list .news-item:hover .news-item-title a,
.news-item:hover .news-item-title a {
    color: #0066cc !important;
    color: var(--primary-blue) !important;
}

.news-item-excerpt {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.news-more {
    text-align: center;
    margin-top: var(--spacing-lg); /* 减小，从2xl改为lg */
    flex-shrink: 0;
}

.news-more .btn {
    background: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    padding: var(--spacing-sm) var(--spacing-xl); /* 减小padding */
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-sm); /* 减小字体 */
    transition: var(--transition-normal);
}

.news-more .btn:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
}

/* Contact Section */
.contact {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--white) 0%, var(--light-gray) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.contact-info h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    font-size: var(--font-size-lg);
    color: var(--gray);
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.contact-item i {
    font-size: var(--font-size-xl);
    color: var(--primary-blue);
    margin-top: 4px;
}

.contact-item h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    color: var(--gray);
    line-height: 1.6;
}

/* Contact Form */
.contact-form {
    background: linear-gradient(135deg, var(--coral-light) 0%, var(--mint-light) 100%);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    z-index: 1;
}

.contact-form > * {
    position: relative;
    z-index: 2;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--light-blue);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: var(--transition-fast);
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* Footer */
/* Footer Section as Fullscreen */
/* Footer Wrapper - 第6个全屏区块（包含业务领域和Footer） */
.footer-wrapper {
    background: var(--white);
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start; /* 改为flex-start，让内容从上到下自然排列 */
    min-height: 100vh; /* 确保最小高度 */
    /* 特殊的scroll-snap处理：最后一个section对齐到底部 */
    scroll-snap-align: end; /* 对齐到底部，而非顶部 */
}

/* 业务领域紧凑版 */
.business-areas-compact {
    width: 100%;
    padding: 0;
    margin: 0;
    position: relative;
    overflow: visible; /* 改为visible，防止图片被遮挡 */
}

.business-areas-compact .container {
    max-width: none;
    width: 100%;
    margin: 0;
    padding: 0;
}

.business-areas-compact .section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.business-areas-compact .section-header h2 {
    color: var(--navy-blue);
    font-size: var(--font-size-3xl);
    font-weight: 700;
}

.business-areas-compact .business-text-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

/* Business Image Container - Full Width */
.business-areas-compact .business-content {
    width: 100%;
    margin: 0;
    padding: 0;
    position: relative;
}

.business-image-container {
    width: 100%;
    height: 450px; /* 设置固定高度，确保图片能铺满 */
    margin: 0 auto;
    padding: 0;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
}

.business-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover; /* 铺满容器，可能会裁剪 */
    object-position: center;
}

.business-areas-compact .business-intro,
.business-areas-compact .business-brands {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 102, 204, 0.1);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
}

.business-areas-compact .business-intro:hover,
.business-areas-compact .business-brands:hover {
    box-shadow: 0 8px 16px rgba(0, 102, 204, 0.15);
    transform: translateY(-5px);
    border-color: var(--primary-blue);
}

.business-areas-compact h3 {
    color: var(--navy-blue);
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.business-areas-compact p {
    color: var(--text-dark);
    line-height: 1.8;
    font-size: var(--font-size-sm);
}

/* Footer 容器 */
.footer {
    background: var(--navy-blue);
    color: var(--white);
    padding: var(--spacing-3xl) 0; /* 上下padding相等，确保内容居中 */
    width: 100%;
    display: flex;
    align-items: center; /* 垂直居中 */
    justify-content: center;
    flex: 1 0 auto; /* 改为自动扩展，填充剩余空间，消除空白 */
}

.footer .container {
    max-width: 1200px;
    width: 100%;
    padding: 0 var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* 改为space-between，让内容分布均匀 */
    min-height: 100%; /* 确保填充父容器 */
}

/* Footer 网格布局 */
.footer-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
    align-items: start;
}

/* Footer 栏目 */
.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Footer Column 标题 */
.footer-column h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
}

.footer-column h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

/* Footer Column 段落 */
.footer-column p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
    font-size: var(--font-size-sm);
}

/* Footer Column 列表 */
.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
}

.footer-column ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

/* 联系信息样式 */
.contact-item-footer p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
    font-size: var(--font-size-sm);
}

.contact-item-footer i {
    margin-right: var(--spacing-xs);
    color: var(--sky-blue);
}

/* 二维码样式 */
.qr-code-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.qr-code-img {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-md);
    background: var(--white);
    padding: var(--spacing-xs);
    box-shadow: var(--shadow-md);
}

.qr-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-xs);
    text-align: center;
    margin: 0;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary-blue);
    transform: translateY(-2px);
}

.qr-code {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.qr-placeholder {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--spacing-md) auto 0;
}

.qr-placeholder i {
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Footer QR Code Styling */
.footer-qr-column {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.footer-qr-code {
    text-align: center;
    padding: var(--spacing-md);
}

.qr-code-image {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-md);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
    object-fit: cover;
}

.qr-code-image:hover {
    border-color: rgba(255, 255, 255, 0.4);
    transform: scale(1.05);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom p {
    margin-bottom: var(--spacing-sm);
}

/* Large Screen Optimization (1920px - 2560px+) */
@media (min-width: 1920px) {
    .container {
        max-width: 1300px;
    }
    
    .company-intro {
        padding: var(--spacing-3xl);
         max-width: 1300px;
    }
    
    .cover-image {
        max-height: 600px;
    }
}

/* Developer Tools and Small Desktop Optimization */
@media (max-width: 1919px) and (max-height: 800px) {
    .company-intro {
        gap: var(--spacing-2xl);
        width: 1300px;
    }
    
    
    .cover-image {
        max-height: 400px;
    }
}

/* Small Height Optimization - 针对小高度屏幕优化 */
@media (max-height: 900px) {
    /* 取消固定高度，改用min-height让内容可以自然延展 */
    .fullscreen-section {
        height: auto;
        min-height: 100vh;
    }
    
    .hero,
    .statistics,
    .about,
    .news,
    .products,
    .footer-wrapper {
        height: auto;
        min-height: 100vh;
    }
    
    /* 减小section内的padding */
    .statistics .container,
    .about .container,
    .news .container {
        padding-top: var(--spacing-2xl);
        padding-bottom: var(--spacing-2xl);
    }
    
    /* 调整统计数据网格 */
    .stats-grid {
        gap: var(--spacing-lg);
    }
    
    .stat-item {
        padding: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    /* 关于我们区域优化 */
    .about-content {
        padding: var(--spacing-xl) 0;
    }
    
    .company-intro {
        gap: var(--spacing-xl);
    }
    
    /* 新闻区域优化 */
    .news .container {
        padding-top: calc(80px + var(--spacing-sm));
        padding-bottom: var(--spacing-sm);
    }
    
    .news-layout {
        gap: var(--spacing-lg);
        max-height: 70vh;
    }
    
    .news-main,
    .news-sidebar {
        max-height: 70vh;
    }
    
    .featured-image {
        height: 200px;
    }
    
    .featured-content {
        padding: var(--spacing-md);
    }
    
    .featured-title {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-sm);
    }
    
    .featured-excerpt {
        font-size: var(--font-size-xs);
        line-height: 1.5;
    }
    
    .news-sidebar {
        padding: var(--spacing-md);
    }
    
    .news-list {
        gap: var(--spacing-sm);
    }
    
    .section-header {
        margin-bottom: var(--spacing-lg);
    }
    
    .section-header h2 {
        font-size: var(--font-size-2xl);
    }
    
    .section-header p {
        font-size: var(--font-size-sm);
    }
    
    /* 产品展示区域优化 */
    .products-image-container {
        padding: var(--spacing-lg);
    }
    
    .products-category-image {
        max-height: 70vh;
        object-fit: contain;
    }
    
    /* 底部区域优化 */
    .footer-wrapper {
        min-height: 100vh; /* 保持最小高度，确保完整显示 */
    }
    
    .business-areas-compact {
        padding: 0;
    }
    
    .business-image-container {
        height: 400px;
        padding: 0;
    }
    
    .business-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg) 0;
    }
    
    .footer-grid {
        gap: var(--spacing-lg);
    }
}

@media (max-height: 800px) {
    /* 更小高度，进一步压缩spacing */
    .section-header {
        margin-bottom: var(--spacing-xl);
    }
    
    .section-header h2 {
        font-size: var(--font-size-2xl);
        margin-bottom: var(--spacing-sm);
    }
    
    .section-header p {
        font-size: var(--font-size-base);
    }
    
    .stats-grid {
        gap: var(--spacing-md);
    }
    
    .stat-item {
        padding: var(--spacing-md);
    }
    
    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .stat-label {
        font-size: var(--font-size-sm);
    }
    
    .stat-desc {
        font-size: var(--font-size-xs);
    }
    
    /* 关于我们内容紧凑化 */
    .company-intro {
        gap: var(--spacing-lg);
    }
    
    .value-item {
        padding: var(--spacing-md);
        width: 175px;
    }
    
    /* 新闻区域进一步紧凑 */
    .news .container {
        padding-top: calc(80px + 0.5rem);
    }
    
    .news-layout {
        gap: var(--spacing-md);
        max-height: 65vh;
    }
    
    .news-main,
    .news-sidebar {
        max-height: 65vh;
    }
    
    .featured-image {
        height: 180px;
    }
    
    .featured-content {
        padding: var(--spacing-sm);
    }
    
    .featured-meta {
        margin-bottom: var(--spacing-xs);
    }
    
    .featured-title {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-xs);
    }
    
    .featured-excerpt {
        font-size: 0.7rem;
        line-height: 1.4;
        margin-bottom: var(--spacing-sm);
    }
    
    .news-sidebar {
        padding: var(--spacing-sm);
    }
    
    .news-list {
        gap: 0.5rem;
    }
    
    .news-sidebar .news-list .news-item {
        padding-bottom: var(--spacing-sm) !important;
        gap: var(--spacing-sm) !important;
    }
    
    .news-item-date {
        width: 50px;
    }
    
    .news-item-date .day {
        font-size: var(--font-size-lg) !important;
    }
    
    .news-item-title {
        font-size: var(--font-size-sm) !important;
    }
    
    .news-more {
        margin-top: var(--spacing-sm);
    }
    
    /* 新闻列表紧凑化 */
    .news-item {
        padding: var(--spacing-md);
    }
    
    /* 产品展示进一步紧凑 */
    .products-category-image {
        max-height: 60vh;
    }
    
    /* 底部区域进一步紧凑 */
    .footer-wrapper {
        min-height: 100vh; /* 保持最小高度 */
    }
    
    .business-areas-compact {
        padding: 0;
    }
    
    .business-image-container {
        height: 350px;
        padding: 0;
    }
    
    .business-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-md) 0;
    }
    
    .footer-grid {
        gap: var(--spacing-md);
    }
    
    .footer-column h4 {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-sm);
    }
    
    .footer-column p,
    .footer-column li {
        font-size: var(--font-size-sm);
    }
}

@media (max-height: 700px) {
    /* 极小高度，最大程度压缩 */
    .fullscreen-section {
        padding: var(--spacing-lg) 0;
    }
    
    .statistics .container,
    .about .container,
    .news .container {
        padding-top: var(--spacing-lg);
        padding-bottom: var(--spacing-lg);
    }
    
    .section-header {
        margin-bottom: var(--spacing-md);
    }
    
    .section-header h2 {
        font-size: var(--font-size-xl);
    }
    
    .stats-grid {
        gap: var(--spacing-sm);
        grid-template-columns: repeat(4, 1fr);
    }
    
    .stat-item {
        padding: var(--spacing-sm);
    }
    
    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
        margin-bottom: 0.25rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
        margin-bottom: 0.25rem;
    }
    
    .stat-label {
        font-size: var(--font-size-xs);
        margin-bottom: 0.25rem;
    }
    
    .stat-desc {
        font-size: 0.7rem;
    }
    
    /* 新闻区域最大程度压缩 */
    .news .container {
        padding-top: 80px;
        padding-bottom: 0;
    }
    
    .section-header {
        margin-bottom: var(--spacing-sm);
    }
    
    .section-header h2 {
        font-size: var(--font-size-lg);
        margin-bottom: 0.25rem;
    }
    
    .section-header p {
        font-size: var(--font-size-xs);
    }
    
    .news-layout {
        gap: var(--spacing-sm);
        max-height: 60vh;
    }
    
    .news-main,
    .news-sidebar {
        max-height: 60vh;
    }
    
    .featured-image {
        height: 150px;
    }
    
    .featured-content {
        padding: 0.5rem;
    }
    
    .featured-meta {
        margin-bottom: 0.25rem;
        gap: var(--spacing-xs);
    }
    
    .featured-category {
        padding: 0.25rem 0.5rem;
        font-size: 0.6rem;
    }
    
    .featured-date {
        font-size: 0.65rem;
    }
    
    .featured-title {
        font-size: var(--font-size-sm);
        margin-bottom: 0.25rem;
        line-height: 1.2;
    }
    
    .featured-excerpt {
        font-size: 0.65rem;
        line-height: 1.3;
        margin-bottom: 0.5rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    .featured-link {
        font-size: 0.7rem;
    }
    
    .news-sidebar {
        padding: 0.5rem;
    }
    
    .news-list {
        gap: 0.375rem;
    }
    
    .news-sidebar .news-list .news-item {
        padding-bottom: 0.375rem !important;
        gap: 0.5rem !important;
    }
    
    .news-item-date {
        width: 45px;
    }
    
    .news-item-date .day {
        font-size: var(--font-size-base) !important;
        margin-bottom: 2px !important;
    }
    
    .news-item-date .month {
        font-size: 0.65rem !important;
    }
    
    .news-item-title {
        font-size: 0.75rem !important;
        line-height: 1.3 !important;
    }
    
    .news-more {
        margin-top: 0.5rem;
    }
    
    .news-more .btn {
        padding: 0.375rem var(--spacing-md);
        font-size: 0.7rem;
    }
    
    /* 产品展示最小化 */
    .products-image-container {
        padding: var(--spacing-sm);
    }
    
    .products-category-image {
        max-height: 50vh;
    }
    
    /* 底部区域最大程度压缩 */
    .footer-wrapper {
        min-height: 100vh; /* 保持最小高度，确保内容完整显示 */
    }
    
    .business-areas-compact {
        padding: 0;
    }
    
    .business-image-container {
        height: 300px;
        padding: 0;
    }
    
    .business-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .footer {
        padding: var(--spacing-lg) 0 var(--spacing-sm) 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .footer-column {
        padding: var(--spacing-sm) 0;
    }
    
    .footer-column h4 {
        font-size: var(--font-size-sm);
        margin-bottom: 0.5rem;
    }
    
    .footer-column p,
    .footer-column li {
        font-size: var(--font-size-xs);
        line-height: 1.4;
    }
    
    .footer-qr-column {
        display: none; /* 极小屏幕隐藏二维码 */
    }
    
    .footer-bottom {
        padding: var(--spacing-sm) 0;
    }
    
    .footer-bottom p {
        font-size: var(--font-size-xs);
    }
}

/* Small Screen Laptop Optimization - 小屏幕笔记本组合优化 */
@media (max-width: 1440px) and (max-height: 900px) {
    /* 针对常见小屏幕笔记本（如1366x768, 1440x900等） */
    .fullscreen-section {
        height: auto;
        min-height: 100vh;
    }
    
    .statistics,
    .about,
    .news {
        height: auto;
        min-height: 100vh;
        padding: var(--spacing-xl) 0;
    }
    
    /* 统计网格调整为2x4布局，更紧凑 */
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
        grid-template-rows: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .stat-item {
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    /* 关于我们区域 */
    .about-content {
        padding: var(--spacing-lg) 0;
    }
    
    .company-intro {
        gap: var(--spacing-lg);
    }
    
    .intro-text-content h3 {
        font-size: var(--font-size-xl);
    }
    
    .cover-image {
        max-height: 350px;
    }
    
    /* 新闻区域 */
    .news .container {
        padding-top: calc(80px + var(--spacing-sm));
    }
    
    .news-layout {
        gap: var(--spacing-lg);
        max-height: 70vh;
    }
    
    .news-main,
    .news-sidebar {
        max-height: 70vh;
    }
    
    .featured-image {
        height: 220px;
    }
    
    .featured-content {
        padding: var(--spacing-lg);
    }
    
    .featured-title {
        font-size: var(--font-size-lg);
    }
    
    .featured-excerpt {
        font-size: var(--font-size-sm);
    }
    
    .news-sidebar {
        padding: var(--spacing-lg);
    }
    
    .section-header {
        margin-bottom: var(--spacing-xl);
    }
    
    /* 产品展示区域 */
    .products-image-container {
        padding: var(--spacing-md);
    }
    
    .products-category-image {
        max-height: 65vh;
    }
    
    /* Hero区域 */
    .hero-controls {
        bottom: 1.5rem;
    }
    
    .hero-nav {
        width: 45px;
        height: 45px;
    }
    
    /* 底部区域优化 */
    .footer-wrapper {
        min-height: 100vh; /* 保持最小高度 */
    }
    
    .business-areas-compact {
        padding: 0;
    }
    
    .business-image-container {
        height: 380px;
        padding: 0;
    }
    
    .business-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-lg) 0;
    }
}

@media (max-width: 1366px) and (max-height: 768px) {
    /* 针对1366x768这类最常见的小笔记本屏幕 */
    .section-header {
        margin-bottom: var(--spacing-lg);
    }
    
    .section-header h2 {
        font-size: var(--font-size-xl);
    }
    
    .section-header p {
        font-size: var(--font-size-sm);
    }
    
    /* 统计数据更紧凑 */
    .stats-grid {
        gap: var(--spacing-md);
    }
    
    .stat-item {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .stat-icon {
        width: 45px;
        height: 45px;
        font-size: 1.125rem;
        margin-bottom: 0.5rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
        margin-bottom: 0.25rem;
    }
    
    .stat-label {
        font-size: var(--font-size-sm);
        margin-bottom: 0.25rem;
    }
    
    .stat-desc {
        font-size: var(--font-size-xs);
    }
    
    /* 关于我们 - 调整为单列布局可能更好 */
    .intro-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .cover-image {
        max-height: 300px;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    /* 新闻区域最大紧凑 - 1366x768专用 */
    .news .container {
        padding-top: calc(80px + 0.5rem);
    }
    
    .news-layout {
        gap: var(--spacing-md);
        max-height: 65vh;
    }
    
    .news-main,
    .news-sidebar {
        max-height: 65vh;
    }
    
    .featured-image {
        height: 190px;
    }
    
    .featured-content {
        padding: var(--spacing-md);
    }
    
    .featured-title {
        font-size: var(--font-size-base);
    }
    
    .featured-excerpt {
        font-size: 0.75rem;
        line-height: 1.5;
    }
    
    .news-sidebar {
        padding: var(--spacing-md);
    }
    
    .news-list {
        gap: var(--spacing-sm);
    }
    
    .section-header {
        margin-bottom: var(--spacing-md);
    }
    
    .section-header h2 {
        font-size: var(--font-size-xl);
    }
    
    /* 产品展示最大紧凑 */
    .products-image-container {
        padding: var(--spacing-sm);
    }
    
    .products-category-image {
        max-height: 55vh;
    }
    
    /* Hero轮播控制优化 */
    .hero-controls {
        bottom: 1rem;
    }
    
    .hero-nav {
        width: 40px;
        height: 40px;
        font-size: 0.875rem;
    }
    
    .hero-nav.prev {
        left: 1rem;
    }
    
    .hero-nav.next {
        right: 1rem;
    }
    
    /* 底部区域最大紧凑 */
    .footer-wrapper {
        min-height: 100vh; /* 保持最小高度 */
    }
    
    .business-areas-compact {
        padding: 0;
    }
    
    .business-image-container {
        height: 320px;
        padding: 0;
    }
    
    .business-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .footer {
        padding: var(--spacing-lg) 0 var(--spacing-md) 0;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .footer-column {
        padding: var(--spacing-sm) 0;
    }
    
    .footer-qr-column {
        grid-column: 1 / -1;
        text-align: center;
    }
}

/* Responsive Design - Tablet and Mobile (Below 1920px) */
@media (max-width: 1200px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--spacing-lg);
        align-items: flex-start;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        min-height: 100vh;
    }

    .hero-content {
        padding: 120px 0 50px;
    }

    .hero-badge {
        font-size: var(--font-size-xs);
        padding: 4px var(--spacing-sm);
    }
    
    .hero-title {
        font-size: clamp(2rem, 7vw, 3rem);
        margin-bottom: var(--spacing-md);
    }
    
    .hero-subtitle {
        font-size: clamp(0.95rem, 3vw, 1.2rem);
    }
    
    .hero-description {
        font-size: clamp(0.85rem, 2.5vw, 1rem);
        margin-bottom: var(--spacing-lg);
    }

    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .hero-buttons .btn {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: var(--font-size-base);
        width: 100%;
        max-width: 250px;
        margin: 0 auto;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
        padding: var(--spacing-lg) 0;
    }

    .stat-number {
        font-size: clamp(1.5rem, 4vw, 2.5rem);
    }
    
    .logo-img {
        height: 55px;
    }
    
    .scroll-indicator {
        bottom: 60px;
    }
    
    .scroll-arrow {
        width: 35px;
        height: 35px;
    }
    
    .hero-controls {
        bottom: 20px;
    }
    
    .hero-nav {
        width: 45px;
        height: 45px;
        font-size: 16px;
    }
    
    .hero-nav.prev {
        left: 15px;
    }
    
    .hero-nav.next {
        right: 15px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-image {
        height: 180px;
    }
    
    .highlights-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: 2.5rem;
    }

    .stat-item {
        padding: var(--spacing-lg);
    }

    .stat-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin-bottom: var(--spacing-md);
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-wrapper {
        min-height: 100vh;
        padding: 0;
        background: var(--white);
    }
    
    .business-areas-compact {
        padding: 0;
        width: 100%;
    }
    
    .business-areas-compact .business-text-card {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .business-areas-compact .container {
        width: 100%;
    }
    
    .business-areas-compact .business-content {
        width: 100%;
    }
    
    .business-image-container {
        width: 100%;
        height: 450px;
        margin: 0 auto;
        padding: 0;
        position: relative;
    }
    
    .business-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-xl) 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .footer-qr-column {
        order: -1;
        margin-bottom: var(--spacing-lg);
    }
    
    .qr-code-image {
        width: 100px;
        height: 100px;
    }
    
    .footer-column {
        text-align: center;
    }
    
    .footer-column ul {
        text-align: center;
    }
    
    .contact-item-footer {
        text-align: center;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .highlights-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .stat-item {
        padding: var(--spacing-md);
    }

    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .statistics .section-header h2 {
        font-size: var(--font-size-2xl);
    }
    
    .highlight-item {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 100vh;
    }

    .hero-content {
        padding: 100px 0 40px;
    }
    
    .hero-title {
        font-size: clamp(1.5rem, 8vw, 2rem);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-sm);
    }
    
    .hero-description {
        font-size: var(--font-size-xs);
    }
    
    .hero-buttons .btn {
        width: 100%;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .hero-controls {
        bottom: 15px;
    }
    
    .hero-nav {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .hero-nav.prev {
        left: 10px;
    }
    
    .hero-nav.next {
        right: 10px;
    }
    
    .scroll-indicator {
        bottom: 50px;
    }
    
    .section-header {
        margin-top: var(--spacing-2xl);
        padding-top: var(--spacing-lg);
    }
    
    .section-header h2 {
        font-size: var(--font-size-2xl);
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
    
    .categories-showcase-winner {
        gap: var(--spacing-lg);
    }

    .categories-list-winner {
        gap: 0;
    }

    .category-item-winner {
        padding: var(--spacing-sm) var(--spacing-sm);
    }

    .category-number-winner {
        font-size: var(--font-size-base);
        min-width: 35px;
    }

    .category-title-winner {
        font-size: var(--font-size-sm);
    }

    .category-subtitle-winner {
        display: none;
    }

    .categories-image-winner {
        min-height: 250px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .statistics .stat-item {
        padding: var(--spacing-md);
    }

    .news-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        height: auto;
        padding: var(--spacing-lg);
    }

    .featured-image {
        height: 250px;
    }

    .featured-content {
        padding: var(--spacing-lg);
    }

    .featured-title {
        font-size: var(--font-size-xl);
    }

    .news-sidebar {
        padding: var(--spacing-lg);
    }

    .news-item {
        gap: var(--spacing-md);
        padding-bottom: var(--spacing-lg);
    }

    .news-item-date {
        width: 50px;
    }

    .news-item-date .day {
        font-size: var(--font-size-xl);
    }

    .news-layout {
        gap: var(--spacing-lg);
    }

    .featured-image {
        height: 200px;
    }

    .featured-content {
        padding: var(--spacing-md);
    }

    .featured-title {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-md);
    }

    .featured-excerpt {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-md);
    }

    .news-sidebar {
        padding: var(--spacing-md);
    }

    .news-item {
        gap: var(--spacing-sm);
        padding-bottom: var(--spacing-md);
    }

    .news-item-date {
        width: 45px;
    }

    .news-item-date .day {
        font-size: var(--font-size-lg);
    }

    .news-item-title {
        font-size: var(--font-size-sm);
        line-height: 1.3;
    }
    
    .news-card {
        flex-direction: column;
        text-align: center;
    }
    
    .news-date {
        align-self: center;
    }
}