/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 根变量定义 */
:root {
    --primary-color: #ff6b9d;
    --secondary-color: #5e72e4;
    --accent-color: #feca57;
    --text-dark: #2d3436;
    --text-light: #636e72;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Microsoft YaHei', '微软雅黑', 'PingFang SC', 'Hiragino Sans GB', 'Source Han Sans SC', 'Noto Sans CJK SC', 'WenQuanYi Micro Hei', 'SimHei', '黑体', 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏样式 */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    transform: translateY(0);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(0,0,0,0.15);
    backdrop-filter: blur(15px);
}

.header.hidden {
    transform: translateY(-100%);
}

.header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.header.scrolled::before {
    transform: scaleX(1);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 800;
    white-space: nowrap;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 10px rgba(255, 107, 157, 0.3);
    transition: all 0.3s ease;
    position: relative;
}

.nav-logo h1::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.nav-logo:hover h1::before {
    transform: scaleX(1);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

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

.nav-link.active::after {
    width: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    animation: linkGlow 2s ease-in-out infinite;
}

@keyframes linkGlow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: var(--transition);
}

/* 主页横幅 */
.hero {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, 
        #667eea 0%, 
        #764ba2 25%, 
        #f093fb 50%, 
        #ff6b9d 75%, 
        #feca57 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    position: relative;
    overflow: hidden;
    margin-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    pointer-events: none;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
    pointer-events: none;
    z-index: 1;
}

.hero-content {
    flex: 1;
    color: white;
    z-index: 2;
    padding: 3rem 2rem;
    position: relative;
}

.hero-content::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    z-index: -1;
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, 
        #ffffff 0%, 
        #f8f9ff 25%, 
        #ffffff 50%, 
        #fff0f8 75%, 
        #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease, titleGlow 3s ease-in-out infinite alternate, titleShine 4s ease-in-out infinite;
    position: relative;
    text-shadow: 0 8px 30px rgba(0,0,0,0.3);
    letter-spacing: -1px;
    line-height: 1.2;
}

.hero-content h2::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(45deg, 
        rgba(255,107,157,0.2) 0%, 
        rgba(94,114,228,0.2) 50%, 
        rgba(254,202,87,0.2) 100%);
    border-radius: 20px;
    z-index: -1;
    opacity: 0;
    animation: titleBorderGlow 2s ease-in-out infinite alternate;
}

.hero-content h2::after {
    content: '✨';
    position: absolute;
    top: -25px;
    right: 10px;
    font-size: 1.8rem;
    animation: sparkle 2s ease-in-out infinite, sparkleRotate 3s linear infinite;
}

@keyframes titleGlow {
    0% {
        text-shadow: 0 8px 30px rgba(0,0,0,0.3), 0 0 40px rgba(255,255,255,0.4);
    }
    100% {
        text-shadow: 0 8px 30px rgba(0,0,0,0.3), 0 0 60px rgba(255,255,255,0.6);
    }
}

@keyframes titleShine {
    0%, 100% {
        filter: brightness(1);
    }
    50% {
        filter: brightness(1.2);
    }
}

@keyframes titleBorderGlow {
    0% {
        opacity: 0;
        transform: scale(0.95);
    }
    100% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

@keyframes sparkleRotate {
    0% {
        transform: rotate(0deg) scale(1);
    }
    50% {
        transform: rotate(180deg) scale(1.1);
    }
    100% {
        transform: rotate(360deg) scale(1);
    }
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: both;
    position: relative;
}

.hero-content p::before {
    content: '🌟';
    margin-right: 10px;
    animation: twinkle 1.5s ease-in-out infinite;
}

/* ==============================
   二维码分类容器 - 美化增强版
   ============================== */
.hero-qr-container {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    animation: fadeInUp 1s ease 0.6s;
    animation-fill-mode: both;
    position: relative;
    z-index: 3;
    flex-wrap: wrap;
    justify-content: left;
}

/* 单个分类区块 - 毛玻璃升级版 */
.hero-qr-category {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(16px) saturate(130%);
    -webkit-backdrop-filter: blur(16px) saturate(130%);
    border-radius: 20px;
    padding: 1.4rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 280px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.hero-qr-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #feca57, #ff6b9d, #764ba2, #667eea, #764ba2, #ff6b9d, #feca57);
    background-size: 300% 100%;
    border-radius: 20px 20px 0 0;
    animation: gradientFlow 4s ease infinite;
    z-index: 1;
}

.hero-qr-category:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15), inset 0 0 30px rgba(255, 255, 255, 0.03);
    transform: translateY(-3px);
}

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

/* 分类标题 - 增强版 */
.hero-qr-category-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
    margin: 0;
    padding-top: 3px;
    padding-bottom: 0.6rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-qr-category-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -2px;
    transform: translateX(-50%);
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, #feca57, #ff6b9d);
    border-radius: 2px;
    transition: width 0.4s ease;
}

.hero-qr-category:hover .hero-qr-category-title::after {
    width: 80px;
}

.hero-qr-category-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    animation: iconBounce 2s ease-in-out infinite;
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-3px) scale(1.15); }
}

/* 二维码卡片分组 */
.hero-qr-group {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    z-index: 1;
}

/* 二维码卡片 - 核心样式全面升级 */
.hero-qr-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px) saturate(120%);
    -webkit-backdrop-filter: blur(12px) saturate(120%);
    border-radius: 16px;
    padding: 12px 14px 10px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    min-width: 140px;
    flex: 1;
}

/* 闪光效果层 */
.hero-qr-shimmer {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.15) 50%,
        transparent 100%
    );
    transform: skewX(-25deg);
    animation: shimmer 3.5s ease-in-out infinite;
    pointer-events: none;
    z-index: 2;
}

@keyframes shimmer {
    0% { left: -100%; }
    60% { left: 100%; }
    100% { left: 100%; }
}

/* 光晕层 */
.hero-qr-glow {
    position: absolute;
    inset: -2px;
    border-radius: 18px;
    background: linear-gradient(135deg, #667eea, #764ba2, #f093fb);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
    filter: blur(8px);
}

.hero-qr-card:hover .hero-qr-glow {
    opacity: 0.2;
}

.hero-qr-card:hover {
    background: rgba(255, 255, 255, 0.22);
    border-color: rgba(255, 255, 255, 0.55);
    transform: translateY(-6px) scale(1.03);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18), 0 0 30px rgba(102, 126, 234, 0.15);
}

.hero-qr-card:active {
    transform: translateY(-2px) scale(0.98);
    transition: all 0.1s ease;
}

/* 脉冲边框 */
.hero-qr-card::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 18px;
    border: 2px solid transparent;
    z-index: 0;
    transition: all 0.5s ease;
    pointer-events: none;
}

.hero-qr-card:hover::after {
    border-color: rgba(255, 255, 255, 0.3);
    animation: pulseBorder 1.8s ease-in-out infinite;
}

@keyframes pulseBorder {
    0%, 100% {
        border-color: rgba(255, 255, 255, 0.15);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.08);
    }
    50% {
        border-color: rgba(255, 255, 255, 0.5);
        box-shadow: 0 0 0 10px rgba(255, 255, 255, 0);
    }
}

/* 二维码图片区 - 增强 */
.hero-qr-img {
    position: relative;
    flex-shrink: 0;
    width: 72px;
    height: 72px;
    border-radius: 14px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    transition: all 0.35s ease;
    z-index: 1;
}

.hero-qr-card:hover .hero-qr-img {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2), 0 0 20px rgba(255, 255, 255, 0.2);
}

.hero-qr-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.35s ease;
}

.hero-qr-card:hover .hero-qr-img img {
    transform: scale(1.08);
}

/* 图片悬浮遮罩 */
.hero-qr-img-overlay {
    position: absolute;
    inset: 0;
    background: rgba(102, 126, 234, 0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 12px;
    z-index: 2;
}

.hero-qr-card:hover .hero-qr-img-overlay {
    opacity: 1;
}

.hero-qr-overlay-icon {
    font-size: 26px;
    transform: scale(0);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.hero-qr-card:hover .hero-qr-overlay-icon {
    transform: scale(1);
}

/* 文字信息区 */
.hero-qr-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    position: relative;
    z-index: 1;
}

.hero-qr-label {
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
    white-space: nowrap;
    transition: all 0.3s ease;
}

.hero-qr-hint {
    font-size: 0.68rem;
    color: rgba(255, 255, 255, 0.7);
    white-space: nowrap;
    transition: color 0.3s ease;
}

.hero-qr-card:hover .hero-qr-hint {
    color: rgba(255, 255, 255, 0.95);
}

/* 点击按钮区 */
.hero-qr-action {
    position: relative;
    z-index: 1;
}

.hero-qr-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 14px;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    transition: all 0.35s ease;
    letter-spacing: 0.5px;
}

.hero-qr-card:hover .hero-qr-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.4);
    transform: translateY(-1px);
}

.hero-qr-arrow {
    display: inline-block;
    transition: transform 0.35s ease;
    font-style: normal;
}

.hero-qr-card:hover .hero-qr-arrow {
    transform: translateX(4px);
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    animation: fadeInUp 1s ease 0.4s;
    animation-fill-mode: both;
    position: relative;
    z-index: 3;
}

.btn {
    padding: 1.2rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: inline-block;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transform-style: preserve-3d;
    transform: translateZ(0);
}

.btn::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;
    z-index: 0;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%) scale(0);
    border-radius: 50%;
    transition: transform 0.5s ease;
    z-index: 0;
}

.btn span {
    position: relative;
    z-index: 1;
}

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

.btn:hover::after {
    transform: translate(-50%, -50%) scale(1);
}

.btn:active {
    transform: translateY(-2px) scale(0.98);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #e85588 100%);
    color: white;
    position: relative;
}

.btn-primary::after {
    content: '→';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.3s ease;
    opacity: 0.7;
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(255, 107, 157, 0.4);
}

.btn-primary:hover::after {
    right: 15px;
    opacity: 1;
}

.btn-secondary {
    background: rgba(255,255,255,0.1);
    color: white;
    border: 2px solid rgba(255,255,255,0.8);
    backdrop-filter: blur(10px);
    position: relative;
}

.btn-secondary::after {
    content: '✨';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.3s ease;
    opacity: 0.7;
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    border-color: white;
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(255,255,255,0.3);
}

.btn-secondary:hover::after {
    right: 15px;
    opacity: 1;
}

.hero-image {
    flex: 1;
    position: relative;
    height: 600px;
    z-index: 2;
}

.product-showcase {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-product {
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 25px;
    backdrop-filter: blur(15px);
    animation: float 4s ease-in-out infinite;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    border: 2px solid rgba(255,255,255,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.product-1 {
    top: 15%;
    left: 10%;
    animation-delay: 0s;
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
    animation: float1 4s ease-in-out infinite;
}

.product-1::after {
    content: '🧻';
}

.product-2 {
    top: 45%;
    right: 15%;
    animation-delay: 1.3s;
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    animation: float2 4s ease-in-out infinite;
}

.product-2::after {
    content: '🍵';
}

.product-3 {
    bottom: 25%;
    left: 25%;
    animation-delay: 2.6s;
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    animation: float3 4s ease-in-out infinite;
}

.product-3::after {
    content: '📱';
}

/* 添加更多装饰元素 */
.hero-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: pulse 3s ease-in-out infinite;
    border-radius: 50%;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 30%;
    right: 20%;
    width: 150px;
    height: 150px;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 5s ease-in-out infinite reverse;
}

/* 视差背景元素 */
.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    background: linear-gradient(45deg, 
        rgba(255,107,157,0.05) 0%, 
        rgba(94,114,228,0.05) 50%, 
        rgba(254,202,87,0.05) 100%);
    transform: translateZ(-1px) scale(2);
    will-change: transform;
    z-index: -1;
}

.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: float-shape 20s infinite ease-in-out;
}

.shape-1 {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 60px;
    height: 60px;
    background: var(--secondary-color);
    top: 70%;
    left: 80%;
    animation-delay: 3s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    background: var(--accent-color);
    top: 40%;
    left: 60%;
    animation-delay: 6s;
}

@keyframes float-shape {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.1;
    }
    25% {
        transform: translateY(-30px) rotate(90deg);
        opacity: 0.2;
    }
    50% {
        transform: translateY(20px) rotate(180deg);
        opacity: 0.15;
    }
    75% {
        transform: translateY(-15px) rotate(270deg);
        opacity: 0.25;
    }
}

/* 区块通用样式 */
section {
    padding: 80px 0;
    min-height: auto;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 50%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    padding: 0 20px;
    animation: titleReveal 1s ease-out;
    letter-spacing: -0.5px;
}

.section-title::before {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    border-radius: 2px;
    animation: lineExpand 1s ease-out 0.3s both;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 1px;
    animation: lineExpand 1s ease-out 0.5s both;
}

@keyframes titleReveal {
    0% {
        opacity: 0;
        transform: translateY(30px);
        filter: blur(5px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

@keyframes lineExpand {
    0% {
        transform: translateX(-50%) scaleX(0);
        opacity: 0;
    }
    100% {
        transform: translateX(-50%) scaleX(1);
        opacity: 1;
    }
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* 产品展示区 */
.products {
    background: var(--bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.product-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255,107,157,0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    border-radius: 50%;
    pointer-events: none;
}

.product-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

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

.product-card:hover::after {
    width: 300px;
    height: 300px;
}

.product-card:hover .product-icon {
    transform: scale(1.2) rotateY(360deg);
    filter: drop-shadow(0 8px 16px rgba(255,107,157,0.3));
}

.product-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    transition: all 0.6s ease;
    display: inline-block;
    transform-style: preserve-3d;
}

.product-card h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 700;
    position: relative;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-card:hover h3 {
    transform: translateY(-2px);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 平台展示区 */
.platforms {
    background: white;
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.platform-card {
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.platform-card.taobao {
    background: linear-gradient(135deg, #ffeaa7 0%, #fab1a0 100%);
}

.platform-card.jd {
    background: linear-gradient(135deg, #74b9ff 0%, #a29bfe 100%);
}

.platform-card.telecom {
    background: linear-gradient(135deg, #55efc4 0%, #81ecec 100%);
}

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

.platform-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.platform-card h3 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-weight: 700;
    font-size: 1.4rem;
    transition: all 0.3s ease;
    text-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.platform-card:hover h3 {
    transform: translateY(-2px);
    text-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.platform-card p {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.platform-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

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

/* 二维码样式 */
.qr-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.qr-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    animation: gradient-shift 3s ease-in-out infinite;
}

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

.qr-container {
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.qr-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.qr-subtitle {
    color: var(--text-light);
    margin-bottom: 3rem;
    font-size: 1.2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.qr-grid {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.qr-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-align: center;
    position: relative;
    overflow: hidden;
    flex: 1;
    min-width: 280px;
    max-width: 320px;
}

.qr-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: height 0.3s ease;
}

.qr-card:hover::before {
    height: 8px;
}

.qr-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.qr-image {
    width: 180px;
    height: 180px;
    margin: 0 auto 1.5rem;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    transition: all 0.3s ease;
}

.qr-card:hover .qr-image {
    transform: rotate(5deg) scale(1.05);
    box-shadow: 0 12px 35px rgba(0,0,0,0.2);
}

.qr-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
}

.qr-platform-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.8rem;
    transition: all 0.3s ease;
    position: relative;
    text-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.qr-platform-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.qr-card:hover .qr-platform-name {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.qr-card:hover .qr-platform-name::after {
    width: 100%;
}

.qr-card:hover .qr-platform-name {
    color: var(--primary-color);
}

.qr-platform-desc {
    color: var(--text-light);
    font-size: 1rem;
    margin-bottom: 1.2rem;
    line-height: 1.5;
}

.qr-scan-hint {
    display: inline-block;
    font-size: 0.9rem;
    color: white;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 25px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 157, 0.3);
}

.qr-card:hover .qr-scan-hint {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 157, 0.4);
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

/* 添加扫描动画效果 */
@keyframes scan-animation {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

.qr-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.qr-card:hover::after {
    opacity: 1;
    animation: scan-animation 2s linear infinite;
}

/* 宝贝乐园 */
.paradise-section {
    background: linear-gradient(135deg, #fef9f0 0%, #fff5e6 30%, #e8f8ff 70%, #f0f4ff 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.paradise-section .floating-shapes .shape-1 {
    background: radial-gradient(circle, rgba(255, 157, 107, 0.15), transparent 70%);
    width: 350px;
    height: 350px;
    top: -50px;
    right: -80px;
}

.paradise-section .floating-shapes .shape-2 {
    background: radial-gradient(circle, rgba(106, 200, 255, 0.12), transparent 70%);
    width: 280px;
    height: 280px;
    bottom: 10%;
    left: -60px;
}

.paradise-section .floating-shapes .shape-3 {
    background: radial-gradient(circle, rgba(255, 182, 193, 0.12), transparent 70%);
    width: 250px;
    height: 250px;
    top: 50%;
    right: 10%;
}

.paradise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.paradise-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.07);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.paradise-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    border-radius: 20px 20px 0 0;
    background: linear-gradient(90deg, #ff9d6b, #ffb6c1, #6ac8ff);
    opacity: 0.8;
}

.paradise-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 157, 107, 0.04) 0%, rgba(106, 200, 255, 0.04) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.paradise-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 48px rgba(255, 157, 107, 0.15), 0 8px 16px rgba(106, 200, 255, 0.1);
    border-color: rgba(255, 157, 107, 0.2);
}

.paradise-card:hover::after {
    opacity: 1;
}

.paradise-card-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    transition: transform 0.4s ease;
    display: inline-block;
}

.paradise-card:hover .paradise-card-icon {
    transform: scale(1.15) rotate(-10deg);
}

.paradise-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.6rem;
    background: linear-gradient(135deg, #ff7b3d 0%, #ff69b4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.paradise-card .paradise-desc {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1.8rem;
    text-align: center;
}

.paradise-card-actions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    width: 100%;
    justify-content: center;
}

.paradise-pc-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.8rem;
    background: linear-gradient(135deg, #ff9d6b, #ff6b8a);
    color: white;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 138, 0.3);
    white-space: nowrap;
}

.paradise-pc-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 107, 138, 0.4);
    background: linear-gradient(135deg, #ff8a56, #ff5580);
}

.paradise-qr-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
}

.paradise-qr-image {
    width: 90px;
    height: 90px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    background: #f0f0f0;
    object-fit: contain;
}

.paradise-card:hover .paradise-qr-image {
    transform: scale(1.08);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.paradise-qr-hint {
    font-size: 0.75rem;
    color: #999;
    white-space: nowrap;
}

.paradise-divider {
    display: flex;
    align-items: center;
    font-size: 0.8rem;
    color: #ccc;
    font-weight: 500;
}

/* 响应式：宝贝乐园 */
@media (max-width: 768px) {
    .paradise-section {
        padding: 80px 0 60px;
    }

    .paradise-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        gap: 2rem;
        padding: 0 1rem;
    }

    .paradise-card {
        padding: 2rem 1.5rem;
    }

    .paradise-card-icon {
        font-size: 3.5rem;
    }

    .paradise-card-actions {
        gap: 1rem;
    }

    .paradise-pc-btn {
        padding: 0.65rem 1.4rem;
        font-size: 0.9rem;
    }

    .paradise-qr-image {
        width: 75px;
        height: 75px;
    }
}

/* 关于我们区 */
.about {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 100px 0;
}

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

.about-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

/* 故事卡片 */
.story-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
}

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

.story-card h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}

.story-card:hover h3 {
    transform: scale(1.02);
    filter: drop-shadow(0 2px 10px rgba(255,107,157,0.3));
}

.story-card p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 1.05rem;
}

/* 业务网格 */
.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.business-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 15px;
    transition: var(--transition);
}

.business-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.business-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

.business-item h4 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.business-item p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.95rem;
}

/* 优势区域 */
.about-advantages {
    margin-bottom: 2rem;
}

.about-advantages h3 {
    text-align: center;
    color: var(--text-dark);
    margin-bottom: 2.5rem;
    font-size: 1.8rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 50%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.about-advantages h3::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.advantage-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    position: relative;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.advantage-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
}

.advantage-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}

.advantage-item h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.advantage-item p {
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* 使命卡片 */
.about-mission {
    margin-top: 2rem;
}

.mission-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
}

.mission-card h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.mission-card:hover h3 {
    transform: scale(1.05);
    text-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.mission-card p {
    margin-bottom: 2rem;
    line-height: 1.8;
    opacity: 0.95;
    font-size: 1.05rem;
}

.mission-values {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.value-tag {
    background: rgba(255,255,255,0.2);
    padding: 0.5rem 1.2rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.value-tag:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.05);
}

/* 品牌故事区 */
.brand-story {
    background: white;
    position: relative;
    overflow: hidden;
}

.brand-story::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.story-content {
    display: grid;
    gap: 3rem;
}

.story-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.story-text h3 {
    color: var(--text-dark);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    position: relative;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.story-text h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--primary-color);
}

.story-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

/* 发展历程 */
.story-milestone {
    margin-top: 2rem;
}

.story-milestone h4 {
    color: var(--text-dark);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
}

.milestone-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.milestone-item {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: var(--transition);
    position: relative;
}

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

.milestone-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px 12px 0 0;
}

.year {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.event {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.milestone-item p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* 品牌价值 */
.story-visual {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.brand-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.value-item {
    text-align: center;
    padding: 1.5rem;
    border-radius: 12px;
    transition: var(--transition);
}

.value-item:hover {
    background: var(--bg-light);
    transform: scale(1.05);
}

.value-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.value-item h4 {
    color: var(--text-dark);
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.value-item p {
    color: var(--text-light);
    margin: 0;
    line-height: 1.5;
    font-size: 0.95rem;
}

.brand-slogan {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 15px;
    color: white;
}

.brand-slogan h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.brand-slogan p {
    line-height: 1.6;
    margin: 0;
    opacity: 0.9;
}

/* 企业文化 */
.culture-section {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    margin-top: 3rem;
}

.culture-title {
    text-align: center;
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 50%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    padding-bottom: 15px;
}

.culture-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    border-radius: 2px;
}

.culture-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
    font-size: 1.1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.culture-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
    justify-content: space-between;
}

.culture-item {
    flex: 1 1 calc(25% - 1.5rem);
    min-width: 280px;
    text-align: center;
    padding: 2.5rem;
    border-radius: 20px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
}

.culture-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.culture-item:hover::before {
    opacity: 1;
}

.culture-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    background: linear-gradient(135deg, #ffffff 0%, #ffffff 100%);
}

.culture-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: block;
    transition: transform 0.3s ease;
}

.culture-item:hover .culture-icon {
    transform: scale(1.1);
}

.culture-item h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.culture-item p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 1rem;
}

.culture-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1rem;
}

.culture-tag {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.culture-tag:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(255, 107, 157, 0.3);
}

/* 行为准则部分 */
.culture-principles {
    margin-bottom: 3rem;
}

.culture-principles h4 {
    text-align: center;
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-size: 1.6rem;
    font-weight: 600;
}

.principles-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: space-between;
}

.principles-grid .principle-item {
    flex: 1 1 calc(25% - 1.5rem);
    min-width: 220px;
}

.principle-item {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border-left: 4px solid var(--accent-color);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.principle-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    background: white;
}

.principle-item h5 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.principle-item p {
    color: var(--text-light);
    margin: 0;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 精神风貌部分 */
.culture-spirit h4 {
    text-align: center;
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-size: 1.6rem;
    font-weight: 600;
}

.spirit-list {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: space-between;
}

.spirit-list .spirit-item {
    flex: 1 1 calc(25% - 1.5rem);
    min-width: 280px;
}

.spirit-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.05);
}

.spirit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    border-color: var(--primary-color);
}

.spirit-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--bg-light), white);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.spirit-content h5 {
    color: var(--text-dark);
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.spirit-content p {
    color: var(--text-light);
    margin: 0;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 页脚 */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-section a:hover {
    opacity: 1;
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.7;
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(10deg);
    }
}

@keyframes float1 {
    0%, 100% {
        transform: translateY(0) rotate(-5deg) scale(1);
    }
    25% {
        transform: translateY(-15px) rotate(5deg) scale(1.1);
    }
    50% {
        transform: translateY(-25px) rotate(-3deg) scale(1.05);
    }
    75% {
        transform: translateY(-10px) rotate(8deg) scale(1.08);
    }
}

@keyframes float2 {
    0%, 100% {
        transform: translateY(0) rotate(5deg) scale(1);
    }
    33% {
        transform: translateY(-20px) rotate(-8deg) scale(1.12);
    }
    66% {
        transform: translateY(-30px) rotate(3deg) scale(1.06);
    }
}

@keyframes float3 {
    0%, 100% {
        transform: translateY(0) rotate(-8deg) scale(1);
    }
    20% {
        transform: translateY(-18px) rotate(12deg) scale(1.1);
    }
    40% {
        transform: translateY(-28px) rotate(-5deg) scale(1.08);
    }
    60% {
        transform: translateY(-22px) rotate(7deg) scale(1.12);
    }
    80% {
        transform: translateY(-12px) rotate(-10deg) scale(1.05);
    }
}

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

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

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.1;
    }
}

@keyframes glow {
    from {
        text-shadow: 0 4px 20px rgba(0,0,0,0.3), 0 0 30px rgba(255,255,255,0.3);
    }
    to {
        text-shadow: 0 4px 20px rgba(0,0,0,0.3), 0 0 50px rgba(255,255,255,0.5);
    }
}

@keyframes sparkle {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.2) rotate(180deg);
        opacity: 1;
    }
}

@keyframes twinkle {
    0%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .culture-grid {
        flex-wrap: wrap;
    }
    
    .culture-item {
        flex: 1 1 calc(50% - 1rem);
        min-width: 280px;
    }
    
    .principles-grid {
        flex-wrap: wrap;
    }
    
    .principles-grid .principle-item {
        flex: 1 1 calc(50% - 1rem);
        min-width: 220px;
    }
    
    .spirit-list {
        flex-wrap: wrap;
    }
    
    .spirit-list .spirit-item {
        flex: 1 1 calc(50% - 1rem);
        min-width: 280px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding: 2rem 0;
    }

    .hero-content h2 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .hero-qr-container {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .hero-qr-category {
        max-width: 400px;
        width: 100%;
    }

    .hero-qr-group {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
        width: 100%;
    }

    .hero-qr-card {
        max-width: 360px;
        width: 100%;
        padding: 12px 16px 10px;
        gap: 8px;
    }

    .btn {
        width: 200px;
        text-align: center;
    }

    .hero-image {
        height: 300px;
        margin-top: 2rem;
    }

    .floating-product {
        width: 70px;
        height: 70px;
        font-size: 2rem;
    }

    .about-content,
    .story-main,
    .brand-values {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .business-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .mission-values {
        flex-direction: column;
        align-items: center;
    }

    .story-card {
        padding: 2rem;
    }

    .mission-card {
        padding: 2rem;
    }

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

    .culture-grid,
    .principles-grid,
    .spirit-list {
        flex-direction: column;
        gap: 1.5rem;
    }

    .culture-item,
    .principles-grid .principle-item,
    .spirit-list .spirit-item {
        flex: 1 1 100%;
        min-width: auto;
    }

    .culture-section {
        padding: 2rem;
    }

    .culture-item {
        padding: 2rem;
    }

    .spirit-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1rem;
    }

    .spirit-icon {
        margin-bottom: 1rem;
    }

    .story-text h3 {
        font-size: 1.5rem;
    }

    .brand-slogan {
        padding: 1.5rem;
    }

    .brand-slogan h3 {
        font-size: 1.3rem;
    }

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

    .section-title {
        font-size: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .hero-qr-container {
        gap: 1rem;
        margin-top: 1.5rem;
    }

    .hero-qr-category {
        padding: 0.9rem;
        border-radius: 14px;
    }

    .hero-qr-category-title {
        font-size: 0.88rem;
    }

    .hero-qr-group {
        gap: 0.6rem;
    }

    .hero-qr-card {
        padding: 8px 10px 8px;
        gap: 5px;
    }

    .hero-qr-img {
        width: 56px;
        height: 56px;
        border-radius: 12px;
    }

    .hero-qr-label {
        font-size: 0.78rem;
    }

    .hero-qr-hint {
        font-size: 0.62rem;
    }

    .hero-qr-btn {
        padding: 3px 10px;
        font-size: 10px;
    }

    .hero-qr-overlay-icon {
        font-size: 20px;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .product-card,
    .platform-card {
        padding: 1.5rem;
    }

    .qr-grid {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .qr-title {
        font-size: 2rem;
    }

    .qr-subtitle {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }

    .qr-card {
        padding: 1.5rem;
        max-width: 300px;
        min-width: 250px;
    }

    .qr-card:hover {
        transform: translateY(-8px) scale(1.01);
    }

    .qr-image {
        width: 160px;
        height: 160px;
    }

    .qr-card:hover .qr-image {
        transform: rotate(3deg) scale(1.03);
    }
}

/* 滚动行为优化 */
html {
    scroll-behavior: smooth;
}

/* 选中文本样式 */
::selection {
    background: var(--primary-color);
    color: white;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #e85588;
}

/* 额外的容器样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* 粒子背景 */
.particles-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    animation: floatParticle 20s infinite linear;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.particle:nth-child(odd) {
    background: rgba(255, 107, 157, 0.8);
    box-shadow: 0 0 10px rgba(255, 107, 157, 0.5);
}

.particle:nth-child(even) {
    background: rgba(94, 114, 228, 0.8);
    box-shadow: 0 0 10px rgba(94, 114, 228, 0.5);
}

@keyframes floatParticle {
    0% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
        transform: translateY(90vh) translateX(10px) scale(1);
    }
    90% {
        opacity: 1;
        transform: translateY(10vh) translateX(-10px) scale(1);
    }
    100% {
        transform: translateY(0) translateX(0) scale(0);
        opacity: 0;
    }
}

/* 确保所有元素都有box-sizing */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 防止文字溢出 */
p, span, div {
    word-wrap: break-word;
    word-break: break-word;
}

/* 图片响应式 */
img {
    max-width: 100%;
    height: auto;
}