/* ============================================
   野生蓝莓主题 - 全新视觉设计系统 (性能优化版)
   ============================================ */

/* ========== 设计令牌 ========== */
:root {
    /* 主色调 - 蓝莓蓝 */
    --blueberry-primary: #2D3E8F;
    --blueberry-primary-light: #4158D0;
    --blueberry-primary-dark: #1A2460;
    --blueberry-primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    
    /* 辅助色 - 自然绿 */
    --nature-green: #10B981;
    --nature-green-light: #34D399;
    --nature-green-dark: #059669;
    
    /* 点缀色 - 蓝莓紫 */
    --blueberry-purple: #8B5CF6;
    --blueberry-purple-light: #A78BFA;
    
    /* 中性色 */
    --neutral-50: #F9FAFB;
    --neutral-100: #F3F4F6;
    --neutral-200: #E5E7EB;
    --neutral-300: #D1D5DB;
    --neutral-400: #9CA3AF;
    --neutral-500: #6B7280;
    --neutral-600: #4B5563;
    --neutral-700: #374151;
    --neutral-800: #1F2937;
    --neutral-900: #111827;
    
    /* 语义色 */
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;
    
    /* 间距系统 */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* 圆角 */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-blueberry: 0 10px 40px rgba(45, 62, 143, 0.2);
    
    /* 过渡 */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* 字体 */
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* 容器 */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
}

/* ========== 全局重置 ========== */
.wild-blueberry-page {
    font-family: var(--font-body);
    color: var(--neutral-800);
    background: var(--neutral-50);
    line-height: 1.6;
    /* 性能优化: 开启硬件加速 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* 性能优化: 为常见动画元素添加GPU加速 */
.wild-blueberry-page * {
    /* 使用transform和transition的元素自动启用GPU加速 */
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* 为具有动画的元素添加will-change提示 */
.scroll-reveal,
.benefit-card,
.product-card,
.eco-node,
.floating-circle {
    will-change: transform, opacity;
}

/* 动画完成后移除will-change */
.scroll-reveal.revealed,
.benefit-card:not(:hover),
.product-card:not(:hover) {
    will-change: auto;
}

/* ========== Hero区域全新设计 ========== */
.wild-blueberry-hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #8b5cf6 100%);
}

.wild-blueberry-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(139, 92, 246, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.3) 0%, transparent 50%);
    pointer-events: none;
}

.wild-blueberry-hero .hero-background {
    position: absolute;
    inset: 0;
    opacity: 0.1;
}

.wild-blueberry-hero .gradient-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.4) 100%);
}

.wild-blueberry-hero .floating-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    animation: float 20s infinite ease-in-out;
}

.wild-blueberry-hero .floating-circle.circle-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.wild-blueberry-hero .floating-circle.circle-2 {
    width: 200px;
    height: 200px;
    top: 60%;
    right: 10%;
    animation-delay: 7s;
}

.wild-blueberry-hero .floating-circle.circle-3 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 15%;
    animation-delay: 14s;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0) translateX(0) rotate(0deg) translateZ(0);
    }
    25% { 
        transform: translateY(-30px) translateX(20px) rotate(5deg) translateZ(0);
    }
    50% { 
        transform: translateY(-60px) translateX(-20px) rotate(-5deg) translateZ(0);
    }
    75% { 
        transform: translateY(-30px) translateX(10px) rotate(3deg) translateZ(0);
    }
}

.wild-blueberry-hero .hero-content {
    position: relative;
    z-index: 10;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.wild-blueberry-hero .hero-text {
    color: white;
}

.wild-blueberry-hero .hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.wild-blueberry-hero .title-highlight {
    background: linear-gradient(135deg, #60A5FA 0%, #A78BFA 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.wild-blueberry-hero .hero-description {
    font-size: 1.25rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-2xl);
}

.wild-blueberry-hero .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.wild-blueberry-hero .stat-item {
    text-align: center;
    padding: var(--space-lg);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
}

.wild-blueberry-hero .stat-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
}

.wild-blueberry-hero .stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--space-xs);
}

.wild-blueberry-hero .stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.wild-blueberry-hero .hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* ========== 按钮组件 ========== */
.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--nature-green) 0%, var(--nature-green-dark) 100%);
    color: white;
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

/* ========== 生态系统可视化 ========== */
.blueberry-ecosystem {
    position: relative;
    width: 100%;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ecosystem-center {
    position: absolute;
    width: 120px;
    height: 120px;
    z-index: 10;
}

.center-avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: white;
    padding: 1rem;
    box-shadow: var(--shadow-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.center-avatar img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.center-pulse {
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.5);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.5; }
}

.ecosystem-nodes {
    position: relative;
    width: 100%;
    height: 100%;
}

.eco-node {
    position: absolute;
    width: 80px;
    height: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    animation: orbit 30s linear infinite;
}

.eco-node .node-avatar {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all var(--transition-base);
}

.eco-node:hover .node-avatar {
    transform: scale(1.2);
    background: rgba(255, 255, 255, 0.3);
}

.eco-node .node-badge {
    font-size: 0.75rem;
    color: white;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

/* 节点位置 */
.eco-node.node-1 { top: 5%; left: 50%; transform: translateX(-50%); }
.eco-node.node-2 { top: 25%; right: 15%; }
.eco-node.node-3 { top: 50%; right: 5%; }
.eco-node.node-4 { bottom: 25%; right: 15%; }
.eco-node.node-5 { bottom: 5%; left: 50%; transform: translateX(-50%); }
.eco-node.node-6 { top: 50%; left: 5%; }

@keyframes orbit {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-10px) rotate(90deg); }
    50% { transform: translateY(0) rotate(180deg); }
    75% { transform: translateY(10px) rotate(270deg); }
}

.connection-lines {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.connection-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.3) 50%, 
        transparent 100%
    );
    transform-origin: left center;
    animation: connectionPulse 3s infinite;
}

@keyframes connectionPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

/* ========== 优势区域全新设计 ========== */
.blueberry-advantages {
    padding: var(--space-4xl) 0;
    position: relative;
    overflow: hidden;
    /* 品牌色低透明度叠加背景 */
    background: 
        linear-gradient(135deg, rgba(45, 62, 143, 0.04) 0%, rgba(139, 92, 246, 0.04) 100%),
        linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
}

/* 添加装饰性几何图案 */
.blueberry-advantages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 15% 20%, rgba(102, 126, 234, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 85% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* 添加动态几何纹理 */
.blueberry-advantages::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url('data:image/svg+xml,%3Csvg width="60" height="60" xmlns="http://www.w3.org/2000/svg"%3E%3Cpath d="M30 0l30 30-30 30L0 30z" fill="rgba(45,62,143,0.02)" /%3E%3C/svg%3E'),
        url('data:image/svg+xml,%3Csvg width="80" height="80" xmlns="http://www.w3.org/2000/svg"%3E%3Ccircle cx="40" cy="40" r="20" fill="none" stroke="rgba(139,92,246,0.03)" stroke-width="1"/%3E%3C/svg%3E');
    background-size: 60px 60px, 80px 80px;
    background-position: 0 0, 40px 40px;
    opacity: 0.6;
    pointer-events: none;
    z-index: 0;
    animation: patternMove 60s linear infinite;
}

@keyframes patternMove {
    0% {
        background-position: 0 0, 40px 40px;
    }
    100% {
        background-position: 60px 60px, 100px 100px;
    }
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
    position: relative;
    z-index: 1;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--neutral-900);
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--blueberry-primary) 0%, var(--blueberry-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

/* 标题下装饰线 */
.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--blueberry-primary) 0%, var(--blueberry-purple) 100%);
    border-radius: 2px;
    box-shadow: 0 2px 8px rgba(45, 62, 143, 0.3);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--neutral-600);
    position: relative;
    z-index: 1;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    max-height: 800px;
    overflow: hidden;
    transition: max-height var(--transition-slow);
    position: relative;
    z-index: 1;
}

.benefits-grid.expanded {
    max-height: none;
}

.benefit-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    border: 2px solid rgba(45, 62, 143, 0.08);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    /* 性能优化: GPU加速 */
    transform: translateZ(0);
    will-change: transform;
    box-shadow: 0 4px 12px rgba(45, 62, 143, 0.06);
}

/* 卡片背景渐变装饰 */
.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--blueberry-primary-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

/* 卡片微妙的品牌色背景 */
.benefit-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(45, 62, 143, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    transition: all var(--transition-slow);
}

.benefit-card:hover {
    transform: translateY(-8px) translateZ(0);
    box-shadow: 
        0 12px 32px rgba(45, 62, 143, 0.15),
        0 4px 16px rgba(139, 92, 246, 0.1);
    border-color: var(--blueberry-primary-light);
    background: rgba(255, 255, 255, 1);
}

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

.benefit-card:hover::after {
    transform: scale(1.3);
    opacity: 0.8;
}

.benefit-icon {
    margin-bottom: var(--space-lg);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blueberry-primary-gradient);
    color: white;
    box-shadow: 0 8px 20px rgba(45, 62, 143, 0.25);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

/* 图标光晕效果 */
.icon-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 70%
    );
    transform: rotate(45deg);
    transition: all 0.6s ease;
}

.benefit-card:hover .icon-wrapper {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 28px rgba(45, 62, 143, 0.35);
}

.benefit-card:hover .icon-wrapper::before {
    animation: shimmer 1.5s ease-in-out;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

/* 不同类型优势的渐变色 */
.icon-wrapper.ecological {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.25);
}

.benefit-card:hover .icon-wrapper.ecological {
    box-shadow: 0 12px 28px rgba(16, 185, 129, 0.35);
}

.icon-wrapper.nutrition {
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.25);
}

.benefit-card:hover .icon-wrapper.nutrition {
    box-shadow: 0 12px 28px rgba(245, 158, 11, 0.35);
}

.icon-wrapper.research {
    background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.25);
}

.benefit-card:hover .icon-wrapper.research {
    box-shadow: 0 12px 28px rgba(59, 130, 246, 0.35);
}

.icon-wrapper.industry {
    background: linear-gradient(135deg, #8B5CF6 0%, #7C3AED 100%);
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.25);
}

.benefit-card:hover .icon-wrapper.industry {
    box-shadow: 0 12px 28px rgba(139, 92, 246, 0.35);
}

.icon-wrapper.certification {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.25);
}

.benefit-card:hover .icon-wrapper.certification {
    box-shadow: 0 12px 28px rgba(239, 68, 68, 0.35);
}

.icon-wrapper.sustainable {
    background: linear-gradient(135deg, #14B8A6 0%, #0D9488 100%);
    box-shadow: 0 8px 20px rgba(20, 184, 166, 0.25);
}

.benefit-card:hover .icon-wrapper.sustainable {
    box-shadow: 0 12px 28px rgba(20, 184, 166, 0.35);
}

.benefit-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--space-md);
}

.benefit-description {
    font-size: 1rem;
    color: var(--neutral-600);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.benefit-highlight {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    background: linear-gradient(135deg, 
        rgba(45, 62, 143, 0.04) 0%, 
        rgba(139, 92, 246, 0.04) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(45, 62, 143, 0.1);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

/* 高亮区域光晕 */
.benefit-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 100%
    );
    transition: left 0.5s ease;
}

.benefit-card:hover .benefit-highlight::before {
    left: 100%;
}

.benefit-card:hover .benefit-highlight {
    background: linear-gradient(135deg, 
        rgba(45, 62, 143, 0.08) 0%, 
        rgba(139, 92, 246, 0.08) 100%);
    border-color: rgba(45, 62, 143, 0.2);
}

.highlight-text {
    font-size: 0.875rem;
    color: var(--neutral-600);
    font-weight: 500;
}

.highlight-value {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--blueberry-primary) 0%, var(--blueberry-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========== 响应式设计 ========== */
@media (max-width: 1024px) {
    .wild-blueberry-hero .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .wild-blueberry-hero .hero-title {
        font-size: 2.5rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .platforms-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    /* 平板优化 */
    .blueberry-advantages::after {
        background-size: 40px 40px, 60px 60px;
        opacity: 0.4;
    }
}

@media (max-width: 768px) {
    .wild-blueberry-hero {
        min-height: auto;
        padding: var(--space-4xl) 0;
    }
    
    .wild-blueberry-hero .hero-title {
        font-size: 2rem;
    }
    
    .wild-blueberry-hero .hero-description {
        font-size: 1rem;
    }
    
    .wild-blueberry-hero .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .blueberry-ecosystem {
        height: 400px;
    }
    
    /* 移动端产业优势板块优化 */
    .blueberry-advantages {
        padding: var(--space-3xl) 0;
    }
    
    .blueberry-advantages::before {
        opacity: 0.6; /* 减弱光晕效果 */
    }
    
    .blueberry-advantages::after {
        background-size: 30px 30px, 50px 50px;
        opacity: 0.3; /* 移动端减弱纹理复杂度 */
        animation: none; /* 禁用动画节省性能 */
    }
    
    .benefit-card {
        padding: var(--space-lg);
    }
    
    .benefit-card:hover {
        transform: translateY(-4px) translateZ(0); /* 移动端减小位移 */
        box-shadow: 0 8px 20px rgba(45, 62, 143, 0.12);
    }
    
    .icon-wrapper {
        width: 50px;
        height: 50px;
    }
    
    .benefit-title {
        font-size: 1.25rem;
    }
    
    /* 移动端产品展示区优化 */
    .blueberry-products {
        padding: var(--space-3xl) 0;
    }
    
    .blueberry-products::before {
        width: 400px;
        height: 400px;
        opacity: 0.7;
        animation-duration: 35s; /* 减慢动画 */
    }
    
    .blueberry-products::after {
        width: 350px;
        height: 350px;
        opacity: 0.6;
        animation-duration: 40s;
    }
    
    .blueberry-products .container::before {
        background-size: 30px 30px;
        opacity: 0.3;
    }
    
    .product-filters {
        padding: var(--space-md);
        margin-bottom: var(--space-2xl);
    }
    
    .filter-btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.8rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .product-image {
        height: 240px;
    }
    
    /* 移动端图片悬停效果 */
    .product-image:hover img {
        transform: scale(1.1) translateZ(0);
    }
    
    .product-badge {
        padding: 0.375rem 0.875rem;
        font-size: 0.8rem;
    }
    
    .product-info {
        padding: var(--space-lg);
    }
    
    .product-title {
        font-size: 1.125rem;
    }
    
    .current-price {
        font-size: 1.375rem;
    }
    
    .time-value {
        font-size: 1.125rem;
    }
    
    /* 移动端业务载体板块优化 */
    .business-platforms {
        padding: var(--space-3xl) 0;
    }
    
    .business-platforms::after {
        opacity: 0.2; /* 移动端减弱纹理复杂度 */
    }
    
    .platform-card {
        border-width: 1px; /* 移动端较细的边框 */
    }
    
    .platform-card:hover {
        transform: translateY(-6px); /* 移动端减小位移 */
        box-shadow: 0 10px 25px rgba(45, 62, 143, 0.12);
    }
}

/* 小屏幕手机优化 */
@media (max-width: 480px) {
    .blueberry-advantages {
        padding: var(--space-2xl) 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .benefits-grid {
        gap: var(--space-md);
    }
    
    .benefit-card {
        padding: var(--space-md);
        border-width: 1px;
    }
    
    .icon-wrapper {
        width: 48px;
        height: 48px;
    }
    
    .benefit-title {
        font-size: 1.125rem;
    }
    
    .benefit-description {
        font-size: 0.9rem;
    }
    
    .highlight-value {
        font-size: 1.1rem;
    }
    
    /* 产品展示区移动端优化 */
    .blueberry-products {
        padding: var(--space-2xl) 0;
    }
    
    .blueberry-products::before,
    .blueberry-products::after {
        display: none; /* 小屏幕隐藏光晕 */
    }
    
    .product-filters {
        padding: var(--space-md);
        gap: var(--space-sm);
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }
    
    .products-grid {
        gap: var(--space-lg);
    }
    
    .product-card {
        border-width: 1px;
    }
    
    .product-image {
        height: 200px;
    }
    
    /* 小屏幕图片悬停效果 */
    .product-image:hover img {
        transform: scale(1.08) translateZ(0);
    }
    
    .product-info {
        padding: var(--space-md);
    }
    
    .product-title {
        font-size: 1.125rem;
    }
    
    .product-description {
        font-size: 0.8rem;
    }
    
    .current-price {
        font-size: 1.25rem;
    }
    
    .original-price {
        font-size: 0.875rem;
    }
    
    .feature-tag {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }
    
    .product-actions {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .btn-join-group,
    .btn-share {
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }
    
    .btn-load-more {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* ========== 产品展示区域 ========== */
.blueberry-products {
    padding: var(--space-4xl) 0;
    position: relative;
    overflow: hidden;
    /* 品牌色深度渐变背景 */
    background: 
        linear-gradient(135deg, rgba(139, 92, 246, 0.04) 0%, rgba(59, 130, 246, 0.04) 50%, rgba(45, 62, 143, 0.04) 100%),
        linear-gradient(180deg, #ffffff 0%, #f8fafc 50%, #f1f5f9 100%);
}

/* 动态光晕装饰 */
.blueberry-products::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -25%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.12) 0%, transparent 60%);
    border-radius: 50%;
    animation: floatGlow1 25s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

.blueberry-products::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 65%);
    border-radius: 50%;
    animation: floatGlow2 30s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes floatGlow1 {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 1; }
    33% { transform: translate(30px, -40px) scale(1.1); opacity: 0.8; }
    66% { transform: translate(-20px, 30px) scale(0.95); opacity: 0.9; }
}

@keyframes floatGlow2 {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 1; }
    40% { transform: translate(-40px, 30px) scale(1.08); opacity: 0.85; }
    70% { transform: translate(25px, -25px) scale(0.98); opacity: 0.95; }
}

/* 微妙的网格纹理 */
.blueberry-products .container {
    position: relative;
    z-index: 1;
}

.blueberry-products .container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(45, 62, 143, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45, 62, 143, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
    pointer-events: none;
    z-index: -1;
}

.product-filters {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-3xl);
    position: relative;
    z-index: 2;
    padding: var(--space-lg);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 
        0 4px 16px rgba(45, 62, 143, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    border: 2px solid rgba(45, 62, 143, 0.12);
    background: rgba(255, 255, 255, 0.9);
    color: var(--neutral-700);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(45, 62, 143, 0.06);
}

/* 按钮光效 */
.filter-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
}

.filter-btn:hover {
    border-color: var(--blueberry-primary);
    color: var(--blueberry-primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(45, 62, 143, 0.15);
    background: rgba(255, 255, 255, 1);
}

.filter-btn:hover::before {
    width: 300px;
    height: 300px;
}

.filter-btn.active {
    background: var(--blueberry-primary-gradient);
    color: white;
    border-color: transparent;
    box-shadow: 
        0 8px 20px rgba(45, 62, 143, 0.3),
        0 4px 12px rgba(139, 92, 246, 0.2);
    transform: translateY(-2px);
}

.filter-btn.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.3) 0%,
        transparent 50%,
        rgba(255, 255, 255, 0.1) 100%
    );
    pointer-events: none;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-2xl);
    position: relative;
    z-index: 1;
}

.product-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 2px solid rgba(45, 62, 143, 0.08);
    transition: box-shadow var(--transition-base), border-color var(--transition-base);
    display: flex;
    flex-direction: column;
    position: relative;
    /* 性能优化: GPU加速 */
    transform: translateZ(0);
    box-shadow: 
        0 4px 12px rgba(45, 62, 143, 0.08),
        0 2px 6px rgba(0, 0, 0, 0.04);
}

/* 卡片背景装饰 */
.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(139, 92, 246, 0.02) 0%,
        transparent 50%,
        rgba(59, 130, 246, 0.02) 100%
    );
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: 0;
}

/* 卡片光晕装饰 */
.product-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0;
    transition: all var(--transition-slow);
    pointer-events: none;
    z-index: 0;
}

.product-card:hover {
    box-shadow: 
        0 8px 24px rgba(45, 62, 143, 0.12),
        0 4px 12px rgba(139, 92, 246, 0.08),
        0 2px 8px rgba(0, 0, 0, 0.06);
    border-color: rgba(139, 92, 246, 0.15);
}

.product-card:hover::before {
    opacity: 0.5;
}

.product-card:hover::after {
    opacity: 0.5;
}

/* 产品卡片内容层 */
.product-card > * {
    position: relative;
    z-index: 1;
}

.product-image {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    cursor: pointer;
}

/* 图片加载占位 */
.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(139, 92, 246, 0.05) 0%,
        rgba(59, 130, 246, 0.05) 100%
    );
    z-index: 0;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    /* 性能优化: GPU加速 */
    transform: translateZ(0);
    position: relative;
    z-index: 1;
}

/* 仅在图片区域悬停时放大 */
.product-image:hover img {
    transform: scale(1.15) translateZ(0);
}

/* 图片遮罩层 */
.product-image::after {
    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, 0.05) 100%
    );
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 2;
}

.product-image:hover::after {
    opacity: 1;
}

.product-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.95);
    color: var(--blueberry-primary);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.15),
        0 2px 6px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    z-index: 3;
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.product-badge.hot {
    background: linear-gradient(135deg, #F59E0B 0%, #EF4444 100%);
    color: white;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% { box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3); }
    50% { box-shadow: 0 4px 20px rgba(239, 68, 68, 0.5), 0 0 30px rgba(245, 158, 11, 0.3); }
}

.product-badge.premium {
    background: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
    color: white;
    box-shadow: 
        0 4px 12px rgba(139, 92, 246, 0.3),
        0 2px 6px rgba(139, 92, 246, 0.2);
}

.product-badge.new {
    background: linear-gradient(135deg, #10B981 0%, #34D399 100%);
    color: white;
    box-shadow: 
        0 4px 12px rgba(16, 185, 129, 0.3),
        0 2px 6px rgba(16, 185, 129, 0.2);
}

.product-info {
    padding: var(--space-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(249, 250, 251, 0.3) 100%
    );
}

.product-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.product-description {
    font-size: 0.875rem;
    color: var(--neutral-600);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: linear-gradient(
        135deg,
        rgba(139, 92, 246, 0.04) 0%,
        rgba(59, 130, 246, 0.04) 100%
    );
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--blueberry-primary);
}

.current-price {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--blueberry-primary) 0%, var(--blueberry-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.original-price {
    font-size: 1rem;
    color: var(--neutral-400);
    text-decoration: line-through;
}

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

.feature-tag {
    padding: 0.375rem 0.75rem;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.9) 0%,
        rgba(249, 250, 251, 0.9) 100%
    );
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    color: var(--neutral-700);
    font-weight: 500;
    border: 1px solid rgba(45, 62, 143, 0.1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.product-countdown {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: linear-gradient(
        135deg,
        rgba(245, 158, 11, 0.06) 0%,
        rgba(239, 68, 68, 0.06) 100%
    );
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    border: 1px solid rgba(245, 158, 11, 0.15);
    position: relative;
    overflow: hidden;
}

/* 倒计时背景动画 */
.product-countdown::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.4) 50%,
        transparent 100%
    );
    animation: countdownShine 3s ease-in-out infinite;
}

@keyframes countdownShine {
    0% { left: -100%; }
    100% { left: 200%; }
}

.countdown-label {
    font-size: 0.875rem;
    color: var(--neutral-600);
    white-space: nowrap;
    font-weight: 500;
}

.countdown-timer {
    display: flex;
    gap: var(--space-xs);
}

.time-unit {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.time-value {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #F59E0B 0%, #EF4444 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.time-label {
    font-size: 0.75rem;
    color: var(--neutral-600);
}

.product-actions {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-md);
    margin-top: auto;
}

.btn-join-group {
    padding: 0.875rem 1.5rem;
    background: var(--blueberry-primary-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 
        0 4px 12px rgba(45, 62, 143, 0.3),
        0 2px 6px rgba(139, 92, 246, 0.2);
    position: relative;
    overflow: hidden;
}

/* 按钮光效 */
.btn-join-group::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-join-group:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 8px 20px rgba(45, 62, 143, 0.4),
        0 4px 12px rgba(139, 92, 246, 0.3);
}

.btn-join-group:hover::before {
    width: 300px;
    height: 300px;
}

.btn-join-group:active {
    transform: translateY(-1px);
}

.btn-share {
    padding: 0.875rem 1rem;
    background: rgba(255, 255, 255, 0.9);
    color: var(--neutral-700);
    border: 2px solid rgba(45, 62, 143, 0.15);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.btn-share:hover {
    border-color: var(--blueberry-primary);
    color: var(--blueberry-primary);
    background: rgba(255, 255, 255, 1);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(45, 62, 143, 0.15);
}

.load-more-section {
    text-align: center;
    margin-top: var(--space-3xl);
    position: relative;
    z-index: 2;
}

.btn-load-more {
    padding: 1rem 2.5rem;
    background: rgba(255, 255, 255, 0.9);
    color: var(--blueberry-primary);
    border: 2px solid var(--blueberry-primary);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 4px 12px rgba(45, 62, 143, 0.15),
        0 2px 6px rgba(0, 0, 0, 0.05);
}

/* 按钮背景渐变 */
.btn-load-more::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--blueberry-primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
}

.btn-load-more:hover {
    color: white;
    transform: translateY(-3px);
    box-shadow: 
        0 8px 20px rgba(45, 62, 143, 0.25),
        0 4px 12px rgba(139, 92, 246, 0.15);
}

.btn-load-more:hover::before {
    opacity: 1;
}

.btn-load-more:active {
    transform: translateY(-1px);
}

/* ========== 合作流程区域 ========== */
.blueberry-process {
    padding: var(--space-4xl) 0;
    background: white;
    position: relative;
}

.section-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.decoration-line {
    width: 60px;
    height: 2px;
    background: var(--blueberry-primary-gradient);
}

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

.process-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-2xl) 0;
}

.timeline-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: linear-gradient(180deg, 
        var(--blueberry-primary) 0%, 
        var(--blueberry-purple) 100%
    );
    transform: translateX(-50%);
}

.process-step {
    position: relative;
    margin-bottom: var(--space-3xl);
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.process-step.revealed {
    opacity: 1;
    transform: translateY(0);
}

.step-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: var(--space-xl);
}

.step-number {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--blueberry-primary-gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    box-shadow: var(--shadow-blueberry);
    position: relative;
    z-index: 10;
    justify-self: end;
}

.step-content {
    background: white;
    padding: var(--space-xl);
    border-radius: var(--radius-2xl);
    border: 2px solid var(--neutral-100);
    box-shadow: var(--shadow-lg);
    display: flex;
    gap: var(--space-lg);
    transition: all var(--transition-base);
}

.step-content:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--blueberry-primary-light);
}

.step-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, var(--neutral-50) 0%, var(--neutral-100) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blueberry-primary);
    flex-shrink: 0;
}

.step-info {
    flex: 1;
}

.step-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
}

.step-description {
    font-size: 1rem;
    color: var(--neutral-600);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.step-features {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.step-features .feature-tag {
    background: var(--blueberry-primary);
    color: white;
    padding: 0.375rem 0.875rem;
}

.process-cta {
    text-align: center;
    margin-top: var(--space-4xl);
}

.cta-note {
    margin-top: var(--space-md);
    color: var(--neutral-600);
    font-size: 1rem;
}

.cta-note strong {
    color: var(--blueberry-primary);
    font-weight: 700;
}

/* ========== 客户见证区域 ========== */
.testimonials {
    padding: var(--space-4xl) 0;
    background: linear-gradient(180deg, var(--neutral-50) 0%, white 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-2xl);
}

.testimonial-card {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    border: 2px solid var(--neutral-100);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--blueberry-primary-gradient);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-blueberry);
    border-color: var(--blueberry-primary-light);
}

.testimonial-content {
    margin-bottom: var(--space-lg);
}

.quote-icon {
    font-size: 3rem;
    color: var(--blueberry-primary-light);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.testimonial-text {
    font-size: 1rem;
    color: var(--neutral-700);
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--blueberry-primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.author-info {
    flex: 1;
}

.author-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 0.25rem;
}

.author-title {
    font-size: 0.875rem;
    color: var(--neutral-600);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
}

.star {
    font-size: 1rem;
}

/* ========== 展开按钮 ========== */
.expand-button-container {
    text-align: center;
    margin-top: var(--space-2xl);
}

.expand-btn {
    padding: 1rem 2rem;
    background: white;
    border: 2px solid var(--blueberry-primary);
    border-radius: var(--radius-xl);
    color: var(--blueberry-primary);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    transition: all var(--transition-base);
}

.expand-btn:hover {
    background: var(--blueberry-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.expand-arrows {
    display: flex;
    flex-direction: column;
    gap: -4px;
    transition: transform var(--transition-base);
}

.expand-btn.expanded .expand-arrows {
    transform: rotate(180deg);
}

/* ========== 滚动动画 ========== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ========== 蓝莓国际集团介绍 ========== */
.group-introduction {
    padding: var(--space-4xl) 0;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, 
        rgba(45, 62, 143, 0.03) 0%, 
        rgba(139, 92, 246, 0.05) 25%,
        rgba(59, 130, 246, 0.08) 50%,
        rgba(139, 92, 246, 0.05) 75%,
        rgba(45, 62, 143, 0.03) 100%
    );
    animation: gradientFlow 20s ease-in-out infinite;
}

/* 背景渐变动画 */
@keyframes gradientFlow {
    0%, 100% {
        background-position: 0% 50%;
        background-size: 100% 200%;
    }
    50% {
        background-position: 0% 100%;
        background-size: 100% 250%;
    }
}

/* 装饰性背景图案 */
.group-introduction::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(45, 62, 143, 0.05) 0%, transparent 60%);
    animation: floatPattern 30s ease-in-out infinite;
    pointer-events: none;
}

@keyframes floatPattern {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-30px, 30px) rotate(240deg);
    }
}

/* 蓝莓粒子装饰 */
.group-introduction::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle, rgba(139, 92, 246, 0.15) 2px, transparent 2px),
        radial-gradient(circle, rgba(59, 130, 246, 0.1) 1px, transparent 1px);
    background-size: 80px 80px, 120px 120px;
    background-position: 0 0, 40px 40px;
    opacity: 0.3;
    animation: particleFloat 40s linear infinite;
    pointer-events: none;
}

@keyframes particleFloat {
    0% {
        background-position: 0 0, 40px 40px;
    }
    100% {
        background-position: 80px 80px, 120px 120px;
    }
}

.group-overview {
    margin-bottom: var(--space-4xl);
    position: relative;
    z-index: 1;
}

.overview-content {
    max-width: 900px;
    margin: 0 auto var(--space-3xl);
    text-align: center;
    position: relative;
    padding: var(--space-2xl);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(139, 92, 246, 0.2);
    box-shadow: 0 8px 32px rgba(45, 62, 143, 0.1);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.overview-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 48px rgba(45, 62, 143, 0.15);
    border-color: rgba(139, 92, 246, 0.4);
}

.overview-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--blueberry-primary);
    margin-bottom: var(--space-lg);
    position: relative;
    display: inline-block;
    animation: titleGlow 3s ease-in-out infinite;
}

.overview-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 3px;
    background: var(--blueberry-primary-gradient);
    border-radius: 2px;
    animation: lineExpand 2s ease-in-out infinite;
}

@keyframes titleGlow {
    0%, 100% {
        text-shadow: 0 0 10px rgba(139, 92, 246, 0.3);
    }
    50% {
        text-shadow: 0 0 20px rgba(139, 92, 246, 0.5), 0 0 30px rgba(59, 130, 246, 0.3);
    }
}

@keyframes lineExpand {
    0%, 100% {
        width: 60%;
        opacity: 1;
    }
    50% {
        width: 80%;
        opacity: 0.7;
    }
}

.overview-text {
    font-size: 1.125rem;
    line-height: 2;
    color: var(--neutral-700);
}

.overview-text strong {
    color: var(--blueberry-primary);
    font-weight: 700;
}

.subsidiaries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-3xl);
    position: relative;
    z-index: 1;
}

.subsidiary-card {
    background: rgba(255, 255, 255, 0.9);
    padding: var(--space-xl);
    border-radius: var(--radius-2xl);
    border: 2px solid rgba(139, 92, 246, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
}

/* 卡片悬停光效 */
.subsidiary-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(139, 92, 246, 0.1) 50%,
        transparent 70%
    );
    transform: rotate(45deg);
    transition: all 0.6s;
    opacity: 0;
}

.subsidiary-card:hover::before {
    opacity: 1;
    animation: shine 1.5s ease-in-out infinite;
}

@keyframes shine {
    0% {
        transform: translateX(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) rotate(45deg);
    }
}

.subsidiary-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 
        0 20px 60px rgba(45, 62, 143, 0.2),
        0 0 0 1px rgba(139, 92, 246, 0.3);
    border-color: var(--blueberry-primary-light);
    background: rgba(255, 255, 255, 0.95);
}

/* 卡片出现动画 */
.subsidiary-card.scroll-reveal {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
}

.subsidiary-card.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.subsidiary-icon {
    margin-bottom: var(--space-md);
}

.icon-badge {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    background: var(--blueberry-primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    box-shadow: var(--shadow-lg);
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
    }
    50% {
        box-shadow: 0 8px 40px rgba(139, 92, 246, 0.6), 0 0 20px rgba(59, 130, 246, 0.4);
    }
}

.subsidiary-card:hover .icon-badge {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 50px rgba(139, 92, 246, 0.7);
}

/* 图标光环效果 */
.icon-badge::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: inherit;
    background: var(--blueberry-primary-gradient);
    opacity: 0;
    filter: blur(10px);
    transition: opacity 0.4s;
}

.subsidiary-card:hover .icon-badge::before {
    opacity: 0.6;
    animation: haloExpand 1.5s ease-in-out infinite;
}

@keyframes haloExpand {
    0%, 100% {
        transform: scale(1);
        opacity: 0.6;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.3;
    }
}

.subsidiary-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.subsidiary-desc {
    font-size: 0.875rem;
    color: var(--neutral-600);
    line-height: 1.6;
}

.brand-mission {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-4xl);
    position: relative;
    z-index: 1;
}

.mission-card {
    background: rgba(255, 255, 255, 0.95);
    padding: var(--space-2xl);
    border-radius: var(--radius-2xl);
    text-align: center;
    border: 3px solid var(--blueberry-primary);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    animation: cardFloat 6s ease-in-out infinite;
}

/* 每张卡片不同的浮动延迟 */
.mission-card:nth-child(1) {
    animation-delay: 0s;
}

.mission-card:nth-child(2) {
    animation-delay: 2s;
}

.mission-card:nth-child(3) {
    animation-delay: 4s;
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.mission-card:hover {
    transform: translateY(-15px) scale(1.05);
    box-shadow: 
        0 25px 70px rgba(45, 62, 143, 0.25),
        0 0 0 2px rgba(139, 92, 246, 0.4);
    border-color: var(--blueberry-purple);
}

.mission-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--blueberry-primary-gradient);
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* 卡片发光边框动画 */
.mission-card::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: inherit;
    background: var(--blueberry-primary-gradient);
    opacity: 0;
    filter: blur(20px);
    transition: opacity 0.5s;
    z-index: -1;
}

.mission-card:hover::after {
    opacity: 0.5;
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 0.8;
    }
}

.mission-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    display: inline-block;
    animation: iconBounce 2s ease-in-out infinite;
    filter: drop-shadow(0 4px 8px rgba(45, 62, 143, 0.3));
    transition: all 0.3s;
}

@keyframes iconBounce {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-10px) scale(1.1);
    }
}

.mission-card:hover .mission-icon {
    transform: scale(1.3) rotate(10deg);
    filter: drop-shadow(0 8px 16px rgba(45, 62, 143, 0.5));
}

.mission-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--blueberry-primary);
    margin-bottom: var(--space-md);
    position: relative;
    transition: all 0.3s;
}

.mission-card:hover .mission-title {
    color: var(--blueberry-purple);
    transform: scale(1.05);
}

.mission-text {
    font-size: 1.125rem;
    color: var(--neutral-700);
    font-weight: 600;
    line-height: 1.6;
    transition: all 0.3s;
}

.mission-card:hover .mission-text {
    color: var(--blueberry-primary);
    transform: scale(1.02);
}

/* ========== 业务载体展示 ========== */
.business-platforms {
    padding: var(--space-4xl) 0;
    position: relative;
    overflow: hidden;
    /* 优雅的蓝莓渐变背景 - 与集团介绍形成反向视差对比 */
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 1) 0%,
        rgba(249, 250, 251, 1) 15%,
        rgba(243, 244, 246, 0.8) 30%,
        rgba(139, 92, 246, 0.04) 50%,
        rgba(243, 244, 246, 0.8) 70%,
        rgba(249, 250, 251, 1) 85%,
        rgba(255, 255, 255, 1) 100%
    );
    background-size: 100% 200%;
    animation: platformGradientFlow 25s ease-in-out infinite;
}

/* 背景渐变流动动画 - 反向运动增强对比 */
@keyframes platformGradientFlow {
    0%, 100% {
        background-position: 0% 0%;
    }
    50% {
        background-position: 0% 100%;
    }
}

/* 装饰性蓝莓纹理背景 */
.business-platforms::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 85% 75%, rgba(139, 92, 246, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 50% 50%, rgba(45, 62, 143, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* 微妙的点状纹理增加质感 */
.business-platforms::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle, rgba(45, 62, 143, 0.08) 1.5px, transparent 1.5px),
        radial-gradient(circle, rgba(139, 92, 246, 0.06) 1px, transparent 1px);
    background-size: 100px 100px, 60px 60px;
    background-position: 0 0, 30px 30px;
    opacity: 0.4;
    pointer-events: none;
    z-index: 0;
}

/* ========== 点击波纹效果 ========== */
.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.4) 0%, transparent 70%);
    transform: scale(0);
    animation: ripple 0.6s ease-out;
    pointer-events: none;
    z-index: 1;
}

@keyframes ripple {
    to {
        transform: scale(2);
        opacity: 0;
    }
}

/* ========== 视差滚动CSS变量 ========== */
.group-introduction {
    --parallax-offset: 0px;
    --bg-opacity: 1;
}

.group-introduction::before {
    transform: translate(var(--parallax-offset), var(--parallax-offset));
    opacity: var(--bg-opacity);
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--space-3xl);
    position: relative;
    z-index: 1; /* 确保卡片在背景之上 */
}

.platform-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 2px solid rgba(139, 92, 246, 0.12);
    transition: all var(--transition-base);
    box-shadow: 0 4px 16px rgba(45, 62, 143, 0.08);
    position: relative;
}

/* 卡片悬停时的光晕效果 */
.platform-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
    z-index: 0;
}

.platform-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 
        0 20px 40px rgba(45, 62, 143, 0.15),
        0 8px 16px rgba(139, 92, 246, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
    border-color: rgba(139, 92, 246, 0.3);
}

.platform-card:hover::before {
    opacity: 1;
    animation: cardGlow 2s ease-in-out infinite;
}

@keyframes cardGlow {
    0%, 100% {
        transform: rotate(0deg) scale(1);
        opacity: 0.6;
    }
    50% {
        transform: rotate(180deg) scale(1.1);
        opacity: 0.8;
    }
}

.platform-image {
    position: relative;
    height: 200px;
    background: var(--blueberry-primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-overlay {
    text-align: center;
}

.platform-overlay .platform-icon {
    font-size: 5rem;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.2));
}

.platform-content {
    padding: var(--space-2xl);
    position: relative;
    z-index: 1; /* 确保内容在光晕效果之上 */
    background: linear-gradient(180deg, 
        rgba(255, 255, 255, 0) 0%,
        rgba(249, 250, 251, 0.3) 100%
    );
}

.platform-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
}

.platform-subtitle {
    font-size: 1rem;
    color: var(--blueberry-primary);
    margin-bottom: var(--space-lg);
    font-weight: 600;
}

.platform-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--neutral-50);
    border-radius: var(--radius-md);
}

.feature-item .feature-icon {
    font-size: 1.25rem;
}

.feature-item span {
    font-size: 0.875rem;
    color: var(--neutral-700);
    font-weight: 500;
}

.platform-desc {
    font-size: 0.875rem;
    color: var(--neutral-600);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.btn-platform {
    width: 100%;
    padding: 1rem;
    background: var(--blueberry-primary-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-platform:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}