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

/* 性能优化 */
html {
    scroll-behavior: smooth;
}

body {
    font-display: swap;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 图片优化 */
img {
    max-width: 100%;
    height: auto;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #d1127b 0%, #1ad1cb 30%, #bac722 70%, #de1133 100%);
    min-height: 100vh;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    pointer-events: none;
    z-index: -1;
}

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

/* 头部样式 */
header {
    background: #ffffff;
    color: #333;
    padding: 20px 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 64px;
    display: block;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    color: #a88506;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: #c4000f;
}

.trial-btn {
    background: #e60012;
    color: white;
    padding: 10px 25px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
}

.trial-btn:hover {
    background: #c4000f;
    transform: translateY(-2px);
}

/* 主要内容区域 */
main {
    margin-top: 100px;
}

.hero-section {
    background: linear-gradient(135deg, rgba(255, 242, 242, 0.2) 0%, rgba(255, 227, 227, 0.2) 100%), url("../images/haizi.98b874c08618.png");
    background-size: cover;
    background-position: left center;
    background-repeat: no-repeat;
    color: #3e3e62;
    padding: 100px 0 120px 0;
    text-align: left;
    position: relative;
    overflow: hidden;
    min-height: 670px;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    margin-top: 140px;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-content-title {
    /* backdrop-filter: blur(10px); */
    /* background: rgba(255, 255, 255, 0.1); */
    border-radius: 35px;
    padding: 10px 20px;
    /* box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1); */
    margin-bottom: 30px;
    width: 420px;
    margin-left: 0;
    margin-right: auto;
}

.hero-content h1 {
    font-size: 2rem;
    font-family: 'KaiTi', '楷体', 'STKaiti', '华文楷体', serif;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(222, 207, 207, 0.3);
    line-height: 1.2;
    font-weight: 300;
}

.hero-content h1:last-child {
    margin-bottom: 0;
}

/* 第一行：让每个孩子 - 暖色系渐变 */
.hero-content-title .char-1 { color: #e74c3c; } /* 让 - 珊瑚红 */
.hero-content-title .char-2 { color: #f39c12; } /* 每 - 橙色 */
.hero-content-title .char-3 { color: #f1c40f; } /* 个 - 金黄色 */
.hero-content-title .char-4 { color: #2ecc71; } /* 孩 - 翠绿色 */
.hero-content-title .char-5 { color: #1abc9c; } /* 子 - 青绿色 */

/* 第二行：都成为最应该成为的自己 - 冷色系渐变 */
.hero-content-title .char-6 { color: #3498db; } /* 都 - 天蓝色 */
.hero-content-title .char-7 { color: #2980b9; } /* 成 - 深蓝色 */
.hero-content-title .char-8 { color: #8e44ad; } /* 为 - 紫色 */
.hero-content-title .char-9 { color: #9b59b6; } /* 最 - 淡紫色 */
.hero-content-title .char-10 { color: #e67e22; } /* 应 - 胡萝卜色 */
.hero-content-title .char-11 { color: #d35400; } /* 该 - 深橙色 */
.hero-content-title .char-12 { color: #c0392b; } /* 成 - 深红色 */
.hero-content-title .char-13 { color: #e74c3c; } /* 为 - 珊瑚红 */
.hero-content-title .char-14 { color: #f39c12; } /* 的 - 橙色 */
.hero-content-title .char-15 { color: #f1c40f; } /* 自 - 金黄色 */
.hero-content-title .char-16 { color: #2ecc71; } /* 己 - 翠绿色 */

/* 第三行：在不同的人生阶段 - 自然色系渐变 */
.hero-content-title .char-17 { color: #27ae60; } /* 在 - 深绿色 */
.hero-content-title .char-18 { color: #16a085; } /* 不 - 深青绿 */
.hero-content-title .char-19 { color: #1abc9c; } /* 同 - 青绿色 */
.hero-content-title .char-20 { color: #3498db; } /* 的 - 天蓝色 */
.hero-content-title .char-21 { color: #2980b9; } /* 人 - 深蓝色 */
.hero-content-title .char-22 { color: #8e44ad; } /* 生 - 紫色 */
.hero-content-title .char-23 { color: #9b59b6; } /* 阶 - 淡紫色 */
.hero-content-title .char-24 { color: #e67e22; } /* 段 - 胡萝卜色 */

/* 第四行：都绚烂无比 - 彩虹色系渐变 */
.hero-content-title .char-25 { color: #d35400; } /* 都 - 深橙色 */
.hero-content-title .char-26 { color: #c0392b; } /* 绚 - 深红色 */
.hero-content-title .char-27 { color: #e74c3c; } /* 烂 - 珊瑚红 */
.hero-content-title .char-28 { color: #a96b06; } /* 无 - 橙色 */
.hero-content-title .char-29 { color: #937707; } /* 比 - 金黄色 */

.hero-content p {
    font-size: 1.4rem;
    margin-bottom: 40px;
    max-width: 600px;
    line-height: 1.6;
    text-shadow: 1px 1px 2px rgba(241, 238, 238, 0.2);
    opacity: 0.9;
}

/* 装饰性文案区域 */
.decorative-text-section {
    padding: 0 0;
    background: rgba(248, 249, 250, 0.15);
    backdrop-filter: blur(3px);
    position: relative;
    overflow: hidden;
}

.decorative-text-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 50%, rgba(255, 255, 255, 0.1) 100%); */
    z-index: 1;
}

.decorative-text-content {
    text-align: center;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    position: relative;
    z-index: 2;
    padding-top: 80px;
}

.decorative-title {
    font-size: 3rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 25px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #e9ecef 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
    letter-spacing: 3px;
    position: relative;
    animation: titleGlow 4s ease-in-out infinite alternate;
    display: inline-block;
    max-width: 1200px;
    width: 100%;
}

.decorative-title::before {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.6);
    max-width: 1200px;
    width: 100%;
}


.decorative-description {
    font-size: 1.3rem;
    color: #f8f9fa;
    line-height: 1.9;
    margin: 0;
    font-weight: 300;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: 1.5px;
    opacity: 0.95;
    animation: fadeInUp 1.5s ease-out 0.5s both;
}

@keyframes titleGlow {
    0% {
        text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
    }
    100% {
        text-shadow: 0 0 50px rgba(255, 255, 255, 0.6), 0 0 80px rgba(255, 255, 255, 0.3);
    }
}

@keyframes underlineGlow {
    0% {
        opacity: 0.5;
        transform: translateX(-50%) scaleX(0.8);
    }
    100% {
        opacity: 1;
        transform: translateX(-50%) scaleX(1.2);
    }
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 0.95;
        transform: translateY(0);
    }
}

/* .hero-image {
    width: 100%;
    max-width: 1200px;
    height: 60px;
    background: linear-gradient(135deg, rgba(230, 0, 18, 0.1) 0%, rgba(255, 107, 107, 0.1) 100%);
    margin: 0;
    border-radius: 30px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8b0000;
    font-size: 1.1rem;
    text-align: center;
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
} */

/* .hero-image:hover {
    transform: translateX(-50%) translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
    background: linear-gradient(135deg, rgba(230, 0, 18, 0.15) 0%, rgba(255, 107, 107, 0.15) 100%);
} */

/* .hero-image::before {
    content: "让每个孩子都成为最应该成为的自己，在不同的人生阶段都绚烂无比。";
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 10px;
    font-family:'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    opacity: 0;
    transform: translateY(10px);
    animation: heroTitleIn 0.8s ease-out 0.2s forwards, heroGlow 3s ease-in-out 1s infinite alternate;
} */

/* 粒子与波纹效果层 */
/* .hero-image::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    mix-blend-mode: screen;
    background: transparent;
    opacity: 0.9;
    animation: heroRipple 3.2s ease-out infinite, particlesDrift 16s linear infinite;
} */

/* .hero-image::after {
    /* content: "让每个孩子都成为最应该成为的自己，在不同的人生阶段都绚烂无比。";
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    font-size: 1rem;
    line-height: 1.4;
} */ 

/* 产品体系区域 */
.products-section {
    padding: 120px 0 80px 0; /* 增加顶部padding，确保标题不被遮盖 */
    background: rgba(248, 249, 250, 0.15);
    backdrop-filter: blur(3px);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: #ffffff;
    scroll-margin-top: 150px; /* 确保标题不被固定导航栏遮盖 */
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.product-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.product-icon::before {
    content: "🎯";
    font-size: 2.5rem;
}

.product-icon.course::before {
    content: "📚";
}

.product-icon.nursery::before {
    content: "🏫";
}

.product-icon.early-education::before {
    content: "🎓";
}

.product-icon.family::before {
    content: "💝";
}

/* 为每个行业应用项目添加独特的渐变背景 */
.product-icon.nursery {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.product-icon.early-education {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    box-shadow: 0 8px 32px rgba(67, 233, 123, 0.3);
}

.product-icon.family {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 8px 32px rgba(79, 172, 254, 0.3);
}

/* 添加装饰性光效 */
.product-icon::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    border-radius: 50%;
    z-index: 1;
}

.product-card:hover .product-icon::after {
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0.1) 100%);
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #2c3e50;
}

.product-card p {
    color: #666;
    line-height: 1.6;
}

/* 解决方案区域 */
.solutions-section {
    padding: 120px 0 80px 0; /* 增加顶部padding，确保标题不被遮盖 */
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.solution-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.solution-item:hover {
    transform: translateY(-5px);
}

.solution-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: bold;
    position: relative;
    overflow: hidden;
    border-radius: 12px 12px 0 0;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.solution-image::before {
    content: "";
    width: 100px;
    height: 100px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    display: block;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(1) contrast(1) drop-shadow(0 4px 8px rgba(0,0,0,0.2));
    position: relative;
    z-index: 2;
}

.solution-image.course::before {
    background-image: url("../images/icons/lishikecheng.e2ddf7b00e2b.png");
}

.solution-image.resource::before {
    background-image: url("../images/icons/ziyuan.2f603538622a.png");
}

.solution-image.management::before {
    background-image: url("../images/icons/wodexuesheng.c1db9d95097a.png");
}

.solution-image.communication::before {
    background-image: url("../images/icons/goutong.9334c498cd5d.png");
}

/* 为每个图标添加独特的渐变背景 */
.solution-image.course {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.solution-image.resource {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 8px 32px rgba(240, 147, 251, 0.3);
}

.solution-image.management {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 8px 32px rgba(79, 172, 254, 0.3);
}

.solution-image.communication {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    box-shadow: 0 8px 32px rgba(67, 233, 123, 0.3);
}

/* 添加装饰性光效 */
.solution-image::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    border-radius: 12px 12px 0 0;
    z-index: 1;
}


.solution-content {
    padding: 20px;
}

.solution-content h3 {
    color: #2c3e50;
    margin-bottom: 10px;
    text-align: center;
}

/* 数据统计区域 - 重点产品中的统计 */
.stats-section {
    background: linear-gradient(135deg, #ff6b6b 0%, #e60012 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
    padding: 30px 20px;
    min-height: 200px;
    align-items: center;
}

/* 在featured-content中的stats-grid特殊样式 */
.featured-content .stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 100%;
    margin: 0;
    padding: 0;
    min-height: auto;
    align-items: center;
    justify-items: center;
}

.stat-item {
    position: relative;
    padding: 30px 20px;
    background: transparent;
    border-radius: 20px;
    backdrop-filter: none;
    border: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.stat-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.stat-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: none;
    background: transparent;
}

/* 移除图标样式 */

/* 全局移除焦点边框 */
.featured-product-item,
.featured-product-item *,
.featured-background,
.featured-background * {
    outline: none !important;
}

.featured-product-item:focus,
.featured-product-item:focus-visible,
.featured-product-item:focus-within,
.featured-background:focus,
.featured-background:focus-visible,
.featured-background:focus-within {
    outline: none !important;
    box-shadow: 0 8px 25px rgba(188, 7, 7, 0.1) !important;
}

/* 为不同统计项设置不同的颜色主题 */
.stat-item.areas h3 {
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 50%, #ffb3b3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: areasGlow 3s ease-in-out infinite alternate;
}

.stat-item.sub-areas h3 {
    background: linear-gradient(135deg, #4ecdc4 0%, #6dd5ed 50%, #96e6f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: subAreasGlow 3s ease-in-out infinite alternate;
}

.stat-item.activities h3 {
    background: linear-gradient(135deg, #feca57 0%, #ff9ff3 50%, #ff6b9d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: activitiesGlow 3s ease-in-out infinite alternate;
}

/* 为不同统计项设置不同的p标签颜色 */
.stat-item.areas p {
    color: #c0392b;
    text-shadow: 1px 1px 2px rgba(255,255,255,0.9);
}

.stat-item.sub-areas p {
    color: #2980b9;
    text-shadow: 1px 1px 2px rgba(255,255,255,0.9);
}

.stat-item.activities p {
    color: #d68910;
    text-shadow: 1px 1px 2px rgba(255,255,255,0.9);
}

.stat-item h3 {
    font-size: 3.5rem;
    margin-bottom: 15px;
    color: #ffffff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    font-weight: 800;
    position: relative;
    z-index: 2;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #e9ecef 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: statNumberGlow 3s ease-in-out infinite alternate, countUp 2s ease-out forwards;
    letter-spacing: -1px;
    text-align: center;
    counter-reset: number;
}

.stat-item p {
    font-size: 1.2rem;
    opacity: 1;
    font-weight: 600;
    position: relative;
    z-index: 2;
    color: #2c3e50;
    text-shadow: 1px 1px 2px rgba(255,255,255,0.8);
    letter-spacing: 0.5px;
    text-align: center;
}

/* 统计数字发光动画 */
@keyframes statNumberGlow {
    0% {
        text-shadow: 2px 2px 8px rgba(255, 255, 255, 0.6), 0 0 15px rgba(255, 255, 255, 0.3);
    }
    100% {
        text-shadow: 2px 2px 12px rgba(255, 255, 255, 0.8), 0 0 25px rgba(255, 255, 255, 0.5), 0 0 35px rgba(255, 255, 255, 0.2);
    }
}

/* 为不同统计项设置不同的发光效果 - 合并到上面的定义中 */

@keyframes areasGlow {
    0% {
        text-shadow: 1px 1px 3px rgba(255, 107, 107, 0.4), 0 0 8px rgba(255, 107, 107, 0.2);
    }
    100% {
        text-shadow: 1px 1px 4px rgba(255, 107, 107, 0.6), 0 0 12px rgba(255, 107, 107, 0.3);
    }
}

@keyframes subAreasGlow {
    0% {
        text-shadow: 1px 1px 3px rgba(78, 205, 196, 0.4), 0 0 8px rgba(78, 205, 196, 0.2);
    }
    100% {
        text-shadow: 1px 1px 4px rgba(78, 205, 196, 0.6), 0 0 12px rgba(78, 205, 196, 0.3);
    }
}

@keyframes activitiesGlow {
    0% {
        text-shadow: 1px 1px 3px rgba(254, 202, 87, 0.4), 0 0 8px rgba(254, 202, 87, 0.2);
    }
    100% {
        text-shadow: 1px 1px 4px rgba(254, 202, 87, 0.6), 0 0 12px rgba(254, 202, 87, 0.3);
    }
}

/* 统计项脉冲动画 */
@keyframes statPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.stat-item:hover {
    animation: statPulse 2s ease-in-out infinite;
}

/* 统计项数字计数动画 - 合并到上面的定义中 */

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 装饰性背景图片区域 */
.decoration-section {
    padding: 60px 0;
    background: linear-gradient(135deg, #ff8a80 0%, #e60012 100%);
    position: relative;
    overflow: hidden;
}

.decoration-section::before {
    content: "🎓";
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 4rem;
    opacity: 0.1;
    transform: rotate(-15deg);
}

.decoration-section::after {
    content: "👶";
    position: absolute;
    bottom: 20px;
    right: 20px;
    font-size: 4rem;
    opacity: 0.1;
    transform: rotate(15deg);
}

.decoration-content {
    text-align: center;
    color: white;
    position: relative;
    z-index: 1;
}

.decoration-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.decoration-content p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.9;
}

/* 删除重复的样式定义 - 这些样式已被下面的定义覆盖 */

/* 重点产品区域 */
.featured-products-section {
    padding: 120px 0 80px 0; /* 增加顶部padding，确保标题不被遮盖 */
    background: rgba(248, 249, 250, 0.1);
    backdrop-filter: blur(3px);
    position: relative;
    overflow: hidden;
}

.featured-products-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    pointer-events: none;
}

.featured-products-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-top: 50px;
    position: relative;
    z-index: 1;
}

.featured-product-item {
    position: relative;
    margin-bottom: 30px;
    opacity: 0;
    transform: translateY(30px);
    animation: featuredSlideIn 0.8s ease-out forwards;
}

.featured-product-item:nth-child(1) { animation-delay: 0.1s; }
.featured-product-item:nth-child(2) { animation-delay: 0.2s; }
.featured-product-item:nth-child(3) { animation-delay: 0.3s; }
.featured-product-item:nth-child(4) { animation-delay: 0.4s; }

.featured-background {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 30px;
    min-height: 360px;
    outline: none;
}

.featured-background:focus,
.featured-background:focus-visible,
.featured-background:focus-within,
.featured-product-item:focus,
.featured-product-item:focus-visible,
.featured-product-item:focus-within,
.featured-product-item *:focus,
.featured-product-item *:focus-visible {
    outline: none !important;
    border: 1px solid rgba(255, 255, 255, 0.8) !important;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1) !important;
}

.featured-background::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.featured-background:hover::before {
    opacity: 1;
}

.featured-background:hover {
    transform: translateY(-12px) scale(1.01);
    box-shadow: 0 20px 50px rgba(255, 154, 158, 0.25);
    border-color: rgba(255, 154, 158, 0.2);
    outline: none;
}

.featured-background:hover .featured-image {
    box-shadow: 0 12px 35px rgba(255, 154, 158, 0.4);
    transform: scale(1.05);
}

/* 重点产品滑入动画 */
@keyframes featuredSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


.featured-image {
    width: 180px;
    height: 180px;
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 50%, #fecfef 100%);
    box-shadow: 0 8px 25px rgba(255, 154, 158, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #2c3e50;
    font-size: 1rem;
    font-weight: 700;
    text-align: center;
    line-height: 1.2;
    margin-left: 30px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: 50%;
}

.featured-image img {
    width: 140px;
    height: 140px;
    object-fit: cover;
    border-radius: 50%;
    border: none;
    box-shadow: none;
    outline: none;
    margin-bottom: 8px;
}

.featured-image::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    animation: featuredShine 3s ease-in-out infinite;
}

/* 为图片下方的文字添加样式 - 合并到上面的 .featured-image 定义中 */

/* 资源和沟通板块的图片在右侧，需要右侧边距 */
.featured-product-item:nth-child(2) .featured-image,
.featured-product-item:nth-child(4) .featured-image {
    margin-left: 0;
    margin-right: 30px;
}

.featured-content {
    flex: 1;
    padding: 0px;
    color: #333;
    line-height: 1.6;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    /* background: rgba(255, 255, 255, 0.8); */
    border-radius: 12px;
    margin: 0 20px;
    backdrop-filter: blur(10px);
    /* border: 1px solid rgba(255, 255, 255, 0.5); */
    min-height: 240px;
    max-height: 240px;
}

.content-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0px;
    padding: 20px 12px;
    background: transparent;
    border-radius: 6px;
    border: none;
    text-align: center;
    min-height: 80px;
    max-height: 80px;
    overflow: visible;
}

/* 在featured-content中的content-item网格布局 */
.featured-content .content-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0px;
    padding: 10px 10px;
    background: transparent;
    border-radius: 6px;
    border: none;
    text-align: center;
    min-height: 100px;
    max-height: 100px;
    overflow: visible;
}

/* 为featured-content中的content-item创建网格容器 */
.featured-content:has(.content-item) {
    display: grid !important;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 40px;
    align-items: center;
    justify-items: center;
}

.content-item:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.content-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.content-icon img {
    width: 75px;
    height: 75px;
    object-fit: contain;
    border-radius: 50%;
}


.content-item span {
    font-size: 1.2rem;
    font-weight: 400;
    color: #2c3e50;
    line-height: 1.2;
    text-align: center;
    white-space: nowrap;
    overflow: visible;
    text-overflow: ellipsis;
    width: 100%;
    display: block;
}

/* 移除可能干扰网格布局的伪元素 */
.featured-content::before {
    display: none;
}

/* 移除所有可能干扰网格布局的伪元素 */
.featured-product-item:nth-child(1) .featured-content::before,
.featured-product-item:nth-child(2) .featured-content::before,
.featured-product-item:nth-child(3) .featured-content::before,
.featured-product-item:nth-child(4) .featured-content::before {
    display: none;
}

/* 第二个产品项 - 资源（蓝色主题） */
.featured-product-item:nth-child(2) .featured-image {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.3);
}

.featured-product-item:nth-child(2) .featured-background:hover {
    box-shadow: 0 20px 50px rgba(79, 172, 254, 0.25);
    border-color: rgba(79, 172, 254, 0.2);
}

.featured-product-item:nth-child(2) .featured-background:hover .featured-image {
    box-shadow: 0 12px 35px rgba(79, 172, 254, 0.4);
}

/* 第三个产品项 - 招生（绿色主题） */
.featured-product-item:nth-child(3) .featured-image {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    box-shadow: 0 8px 25px rgba(67, 233, 123, 0.3);
}

.featured-product-item:nth-child(3) .featured-background:hover {
    box-shadow: 0 20px 50px rgba(67, 233, 123, 0.25);
    border-color: rgba(67, 233, 123, 0.2);
}

.featured-product-item:nth-child(3) .featured-background:hover .featured-image {
    box-shadow: 0 12px 35px rgba(67, 233, 123, 0.4);
}

/* 第四个产品项 - 沟通（紫色主题） */
.featured-product-item:nth-child(4) .featured-image {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    box-shadow: 0 8px 25px rgba(168, 237, 234, 0.3);
}

.featured-product-item:nth-child(4) .featured-background:hover {
    box-shadow: 0 20px 50px rgba(168, 237, 234, 0.25);
    border-color: rgba(168, 237, 234, 0.2);
}

.featured-product-item:nth-child(4) .featured-background:hover .featured-image {
    box-shadow: 0 12px 35px rgba(168, 237, 234, 0.4);
}

/* 为每个产品功能项目添加独特的渐变背景 */
/* 第一个产品项 - 课程（蓝紫色主题） */
.featured-product-item:nth-child(1) .featured-background {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.featured-product-item:nth-child(1) .featured-background:hover {
    box-shadow: 0 20px 50px rgba(102, 126, 234, 0.4);
}

/* 第二个产品项 - 资源（粉红色主题） */
.featured-product-item:nth-child(2) .featured-background {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 8px 25px rgba(240, 147, 251, 0.3);
}

.featured-product-item:nth-child(2) .featured-background:hover {
    box-shadow: 0 20px 50px rgba(240, 147, 251, 0.4);
}

/* 第三个产品项 - 招生（蓝色主题） */
.featured-product-item:nth-child(3) .featured-background {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.3);
}

.featured-product-item:nth-child(3) .featured-background:hover {
    box-shadow: 0 20px 50px rgba(79, 172, 254, 0.4);
}

/* 第四个产品项 - 沟通（绿色主题） */
.featured-product-item:nth-child(4) .featured-background {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    box-shadow: 0 8px 25px rgba(67, 233, 123, 0.3);
}

.featured-product-item:nth-child(4) .featured-background:hover {
    box-shadow: 0 20px 50px rgba(67, 233, 123, 0.4);
}

/* 为不同主题设置相应的文字颜色 */
.featured-product-item:nth-child(1) .featured-image {
    color: #ffffff;
}

.featured-product-item:nth-child(2) .featured-image {
    color: #ffffff;
}

.featured-product-item:nth-child(3) .featured-image {
    color: #ffffff;
}

.featured-product-item:nth-child(4) .featured-image {
    color: #ffffff;
}

/* 为content-item文字设置白色，确保在彩色背景上可读 */
.featured-background .content-item span {
    color: #ffffff;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* 为统计数字设置白色 */
.featured-background .stat-item h3 {
    color: #ffffff;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.featured-background .stat-item p {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* 调整featured-background中的content-icon样式 */
.featured-background .content-icon {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.featured-background .content-icon img {
    filter: brightness(1.1) contrast(1.1);
}

/* 为不同主题的内容项设置配色 - 透明背景 */
.featured-product-item:nth-child(2) .content-item {
    background: transparent;
    border: none;
}

.featured-product-item:nth-child(2) .content-item:hover {
    background: rgba(79, 172, 254, 0.05);
    border: 0.5px solid rgba(79, 172, 254, 0.1);
}

.featured-product-item:nth-child(3) .content-item {
    background: transparent;
    border: none;
}

.featured-product-item:nth-child(3) .content-item:hover {
    background: rgba(67, 233, 123, 0.05);
    border: 0.5px solid rgba(67, 233, 123, 0.1);
}

.featured-product-item:nth-child(4) .content-item {
    background: transparent;
    border: none;
}

.featured-product-item:nth-child(4) .content-item:hover {
    background: rgba(168, 237, 234, 0.05);
    border: 0.5px solid rgba(168, 237, 234, 0.1);
}

/* 为不同主题的文字设置颜色 */
.featured-product-item:nth-child(2) .content-item span {
    color: #ffffff;
    font-weight: 400;
    text-align: center;
    text-shadow: none;
}

.featured-product-item:nth-child(3) .content-item span {
    color: #ffffff;
    font-weight: 400;
    text-align: center;
    text-shadow: none;
}

.featured-product-item:nth-child(4) .content-item span {
    color: #ffffff;
    font-weight: 400;
    text-align: center;
    text-shadow: none;
}

/* 重点产品动画 */
@keyframes featuredShine {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.02); }
}

/* 企业信息区域 */
.company-section {
    padding: 80px 0;
    background: rgba(248, 249, 250, 0.15);
    backdrop-filter: blur(3px);
}

.company-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.company-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.company-card h3 {
    color: #e60012;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.company-card p {
    color: #666;
    line-height: 1.8;
}

/* 关于我们页面样式 */
.about-page {
    margin-top: 100px;
    min-height: calc(100vh - 100px);
    position: relative;
    overflow: hidden;
}

.about-page::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    pointer-events: none;
    z-index: -1;
}

.about-hero {
    background: linear-gradient(135deg, #e60012 0%, #ff6b6b 50%, #4ecdc4 100%);
    background-size: 400% 400%;
    animation: aboutHeroGradient 8s ease infinite;
    color: white;
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    display: none;
}

.about-hero::after {
    display: none;
}

.about-hero .container::before {
    display: none;
}

.about-hero .container::after {
    display: none;
}

.about-hero h1 {
    font-size: 4rem;
    margin-bottom: 30px;
    text-shadow: 3px 3px 6px rgba(0,0,0,0.4);
    position: relative;
    z-index: 1;
    animation: aboutTitleSlideIn 1s ease-out;
}

.about-hero p {
    font-size: 1.4rem;
    max-width: 900px;
    margin: 0 auto;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    animation: aboutSubtitleSlideIn 1s ease-out 0.3s both;
    line-height: 1.8;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.about-content {
    padding: 100px 0;
    background: linear-gradient(180deg, rgba(248, 249, 250, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    backdrop-filter: blur(5px);
    position: relative;
}

.about-content::before {
    display: none;
}

.about-section {
    margin-bottom: 100px;
    position: relative;
    z-index: 1;
}

.about-section h2 {
    color: #fcfcfc;
    font-size: 3rem;
    text-align: center;
    margin: 0 auto 60px auto;
    font-weight: 700;
    position: relative;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
    width: 100%;
    display: block;
}

.about-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, #e60012, #ff6b6b, #4ecdc4);
    border-radius: 2px;
    animation: aboutSectionUnderline 2s ease-in-out infinite alternate;
}

.intro-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 100%);
    padding: 60px;
    border-radius: 25px;
    box-shadow: 
        0 20px 40px rgba(0,0,0,0.1),
        0 0 0 1px rgba(255, 255, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    text-align: center;
    max-width: 1100px;
    margin: 0 auto;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-style: preserve-3d;
}

.intro-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.intro-card:hover::before {
    opacity: 1;
}

.intro-card:hover {
    transform: translateY(-8px) rotateX(2deg);
    box-shadow: 
        0 30px 60px rgba(0,0,0,0.15),
        0 0 0 1px rgba(255, 255, 255, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.intro-card:hover h3 {
    transform: scale(1.02);
    color: #c4000f;
}

.intro-card h3 {
    font-size: 2.2rem;
    margin-bottom: 30px;
    color: #e60012;
    font-weight: 600;
    position: relative;
    z-index: 1;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.intro-card p {
    font-size: 1.15rem;
    line-height: 1.9;
    color: #555;
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
    text-align: justify;
    text-indent: 2em;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 80px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.feature-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.7) 100%);
    padding: 50px 40px;
    border-radius: 25px;
    box-shadow: 
        0 15px 35px rgba(0,0,0,0.1),
        0 0 0 1px rgba(255, 255, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
    text-align: center;
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    animation: aboutCardGlow 4s ease-in-out infinite;
}

.feature-card:nth-child(1) { animation-delay: 0s; }
.feature-card:nth-child(2) { animation-delay: 1s; }
.feature-card:nth-child(3) { animation-delay: 2s; }
.feature-card:nth-child(4) { animation-delay: 3s; }

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}


.feature-card:hover::before {
    opacity: 1;
}


.feature-card:hover {
    transform: translateY(-12px) scale(1.03) rotateX(3deg);
    box-shadow: 
        0 20px 40px rgba(0,0,0,0.12),
        0 0 0 1px rgba(255, 255, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.feature-card:hover .feature-icon {
    transform: scale(1.08) rotateY(8deg);
    filter: drop-shadow(0 8px 16px rgba(0,0,0,0.15));
}

.feature-card:hover h3 {
    transform: translateY(-2px);
    color: #555555;
}

.feature-card:hover p {
    transform: translateY(-1px);
    color: #555;
}


.feature-icon {
    font-size: 4.5rem;
    margin-bottom: 30px;
    display: block;
    position: relative;
    z-index: 1;
    animation: featureIconFloat 3s ease-in-out infinite;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.feature-icon img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
    filter: brightness(0) saturate(100%) invert(20%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(40%) contrast(100%);
}

.feature-card h3 {
    color: #333333;
    font-size: 1.6rem;
    margin-bottom: 25px;
    font-weight: 600;
    position: relative;
}


.feature-card p {
    color: #666;
    line-height: 1.8;
    font-size: 1.05rem;
    position: relative;
    z-index: 1;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 80px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.service-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    padding: 50px 45px;
    border-radius: 15px;
    box-shadow: 
        0 8px 25px rgba(0,0,0,0.08),
        0 0 0 1px rgba(230, 0, 18, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.service-card:nth-child(1) { animation-delay: 0.5s; }
.service-card:nth-child(2) { animation-delay: 1.5s; }
.service-card:nth-child(3) { animation-delay: 2.5s; }

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #e60012 0%, #ff6b6b 50%, #4ecdc4 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card::after {
    display: none;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover::after {
    display: none;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 15px 35px rgba(230, 0, 18, 0.15),
        0 0 0 1px rgba(230, 0, 18, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border-color: rgba(230, 0, 18, 0.3);
}

.service-card:hover h3 {
    transform: translateX(10px);
    color: #e60012;
}

.service-card:hover h3::before {
    width: 100%;
}

.service-card h3 {
    color: #2c3e50;
    font-size: 1.5rem;
    margin: 0 0 20px 0;
    font-weight: 700;
    position: relative;
    z-index: 1;
    text-align: left;
    padding-bottom: 15px;
    border-bottom: 2px solid #e8f4f8;
    transition: all 0.3s ease;
}

.service-card h3::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #e60012, #4ecdc4);
    transition: width 0.3s ease;
}

.service-card p {
    color: #555;
    line-height: 1.7;
    font-size: 1rem;
    position: relative;
    z-index: 1;
    text-align: left;
    margin-bottom: 15px;
    padding-left: 20px;
    border-left: 3px solid #e8f4f8;
    transition: all 0.3s ease;
}

.service-card:hover p {
    border-left-color: #4ecdc4;
    padding-left: 25px;
}

.about-contact-section {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 50%, #e60012 100%);
    background-size: 400% 400%;
    animation: contactGradient 10s ease infinite;
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.about-contact-section::before {
    display: none;
}

.about-contact-section h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 2.5rem;
    position: relative;
    z-index: 1;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.about-contact-section > .container > p {
    text-align: center;
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 0;
    position: relative;
    z-index: 1;
}

.about-contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 50px;
    margin-top: 80px;
    position: relative;
    z-index: 1;
}

.about-contact-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
    padding: 50px 40px;
    border-radius: 25px;
    text-align: center;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.about-contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.about-contact-card:hover::before {
    opacity: 1;
}

.about-contact-card:hover {
    transform: translateY(-10px) scale(1.02);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.1) 100%);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.about-contact-icon {
    font-size: 3.5rem;
    margin-bottom: 25px;
    display: block;
    position: relative;
    z-index: 1;
}

.about-contact-icon img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
    filter: brightness(0) saturate(100%) invert(90%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(95%) contrast(100%);
}

.about-contact-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    font-weight: 600;
    position: relative;
    z-index: 1;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.about-contact-card p {
    font-size: 1.1rem;
    opacity: 0.95;
    margin: 8px 0;
    position: relative;
    z-index: 1;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.back-to-home {
    text-align: center;
    margin-top: 50px;
}

.back-btn {
    display: inline-block;
    background: #e60012;
    color: white;
    padding: 15px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.back-btn:hover {
    background: #c4000f;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(230, 0, 18, 0.3);
}

/* 底部样式 */
footer {
    background: #2c3e50;
    color: white;
    padding: 40px 0 20px;
    text-align: center;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h4 {
    margin-bottom: 15px;
    color: #a98506;
}

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

.footer-section ul li {
    margin-bottom: 8px;
    color: #bdc3c7;
}

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s;
}

/* 修正前的选择器 */
/*
.footer-section li,a:hover {
    color: #ffd700;
}
*/

/* 修正后的选择器，分别定义li和a:hover的样式 */
.footer-section ul li:hover {
    color: #ffd700;
    cursor: pointer;
}

.footer-section a:hover {
    color: #ffd700;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 20px;
    color: #bdc3c7;
}

/* 响应式设计 */
/* 大屏幕优化 */
@media (min-width: 1400px) {
    .features-grid {
        gap: 50px;
    }
    
    .feature-card {
        padding: 60px 50px;
    }
    
    .services-grid {
        gap: 50px;
    }
    
    .service-card {
        padding: 60px 50px;
    }
}

/* 中等屏幕 - 平板横屏 */
@media (max-width: 1199px) and (min-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .feature-card {
        padding: 45px 35px;
    }
    
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 35px;
    }
    
    .service-card {
        padding: 45px 35px;
    }
}

/* 平板竖屏 */
@media (max-width: 991px) and (min-width: 769px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 35px;
    }
    
    .feature-card {
        padding: 40px 30px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .service-card {
        padding: 40px 30px;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-section {
        padding: 60px 0 80px 0;
        min-height: 500px;
    }
    
    .hero-content {
        padding: 0 15px;
    }
    
    .hero-content-title {
        padding: 20px 25px;
        border-radius: 12px;
        margin-bottom: 25px;
        width: 100%;
        max-width: 500px;
        margin-left: 0;
        margin-right: auto;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
        margin-bottom: 15px;
    }
    
    .hero-content h1:last-child {
        margin-bottom: 0;
    }
    
    .decorative-text-section {
        padding: 80px 0;
    }
    
    .decorative-text-content {
        padding: 30px 15px;
        border-radius: 15px;
        width: 100vw;
        margin-left: calc(-50vw + 50%);
    }
    
    .decorative-title {
        font-size: 2.2rem;
        letter-spacing: 2px;
        margin-bottom: 20px;
    }
    
    .decorative-title::before {
        height: 1.5px;
        bottom: -6px;
    }
    
    .decorative-title::after {
        width: 60px;
        height: 2px;
        bottom: -8px;
    }
    
    .decorative-description {
        font-size: 1.1rem;
        letter-spacing: 1px;
        line-height: 1.7;
    }
    
    .hero-content p {
        font-size: 1.2rem;
        margin-bottom: 30px;
        max-width: 100%;
    }
    
    .hero-image {
        max-width: 90%;
        height: 50px;
        bottom: 20px;
        font-size: 1rem;
    }
    
    .products-grid { grid-template-columns: 1fr 1fr; }
    .solutions-grid { grid-template-columns: 1fr; }
    
    /* 重点产品响应式 */
    .featured-background {
        flex-direction: column;
        min-height: 360px;
        padding: 20px;
        align-items: center;
        justify-content: center;
    }
    
    .featured-image {
        width: 150px;
        height: 150px;
        font-size: 1rem;
        margin: 0 0 20px 0;
    }
    
    .featured-content {
        padding: 15px;
        font-size: 0.9rem;
        text-align: center;
        margin: 0;
        min-height: 200px;
        max-height: 200px;
    }
    
    /* 移动端content-item网格布局 */
    .featured-content:has(.content-item) {
        display: grid !important;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1fr 1fr;
        gap: 40px;
    }
    
    /* 移动端stats-grid布局 */
    .featured-content .stats-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .featured-content::before {
        margin-right: 0;
        margin-bottom: 10px;
        font-size: 2rem;
    }
    
    .content-item {
        padding: 15px 12px;
    }
    
    .content-item span {
        font-size: 0.8rem;
    }
    
    .content-icon {
        font-size: 1.3rem;
        width: 85px;
        height: 85px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.1);
        border: 2px solid rgba(255, 255, 255, 0.2);
    }
    
    .content-icon img {
        width: 65px;
        height: 65px;
        border-radius: 50%;
    }
    
    /* 移动端solution-image优化 */
    .solution-image::before {
        width: 80px;
        height: 80px;
    }
    
    .solution-image {
        border-radius: 12px 12px 0 0;
        box-shadow: 0 6px 24px rgba(102, 126, 234, 0.25);
    }
    
    /* 统计数据响应式优化 */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px 15px;
    }
    
    .stat-item {
        padding: 25px 15px;
    }
    
    .stat-item h3 {
        font-size: 2.8rem;
        margin-bottom: 10px;
    }
    
    .stat-item p {
        font-size: 1rem;
    }
    
    .stat-item::after {
        width: 35px;
        height: 35px;
        font-size: 1.2rem;
        top: 12px;
        right: 12px;
    }
    
    /* 关于我们页面响应式 */
    .about-hero h1 {
        font-size: 2.5rem;
    }
    
    .about-hero p {
        font-size: 1.1rem;
    }
    
    .intro-card {
        padding: 30px;
        margin: 0 20px;
    }
    
    .intro-card h3 {
        font-size: 1.6rem;
    }
    
    .intro-card p {
        font-size: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .feature-card {
        padding: 35px 25px;
    }
    
    .feature-icon {
        font-size: 3rem;
    }
    
    .feature-icon img {
        width: 50px;
        height: 50px;
        filter: brightness(0) saturate(100%) invert(20%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(40%) contrast(100%);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .service-card {
        padding: 35px 25px;
    }
    
    .about-contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-contact-card {
        padding: 30px;
    }
    
    .about-contact-icon {
        font-size: 2.5rem;
    }
    
    .about-contact-icon img {
        width: 50px;
        height: 50px;
        filter: brightness(0) saturate(100%) invert(90%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(95%) contrast(100%);
    }
}

/* 滚动动画效果 */
.product-card,
.solution-item,
.company-card,
.featured-product-item {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.product-card.animate-in,
.solution-item.animate-in,
.company-card.animate-in,
.featured-product-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* 页面加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 浮动装饰元素 - 已移除 */
.floating-decoration {
    display: none;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

/* hero 渐变与文本动画 */
@keyframes heroGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes heroTitleIn {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes heroGlow {
    from { text-shadow: 0 0 8px rgba(255,255,255,0.3); }
    to { text-shadow: 0 0 18px rgba(255,255,255,0.7); }
}

/* 外发光脉冲 */
@keyframes heroPulse {
    0% { box-shadow: 0 10px 30px rgba(255, 255, 255, 0.15), 0 0 0 0 rgba(255,255,255,0.25); }
    100% { box-shadow: 0 10px 40px rgba(255, 255, 255, 0.25), 0 0 0 14px rgba(255,255,255,0); }
}

/* 径向扩散波纹 */
@keyframes heroRipple {
    0% { background-size: 0 0, 120px 120px, 140px 140px; opacity: 0.9; }
    60% { background-size: 140% 140%, 120px 120px, 140px 140px; opacity: 0.65; }
    100% { background-size: 200% 200%, 120px 120px, 140px 140px; opacity: 0.4; }
}

/* 粒子平移漂移 */
@keyframes particlesDrift {
    0% { background-position: 50% 50%, 0 0, 60px 60px; }
    50% { background-position: 50% 50%, 30px -20px, 90px 40px; }
    100% { background-position: 50% 50%, 0 0, 60px 60px; }
}

/* 重点产品动画 */
@keyframes featuredFloat {
    0% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-10px) rotate(1deg); }
    50% { transform: translateY(-5px) rotate(-1deg); }
    75% { transform: translateY(-15px) rotate(0.5deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes featuredPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.featured-main {
    animation: featuredPulse 4s ease-in-out infinite;
}

/* 悬停效果增强 */
.product-card:hover .product-icon {
    transform: scale(1.1);
    transition: all 0.3s ease;
}

/* 为每个行业应用项目添加对应的悬停阴影效果 */
.product-card:nth-child(1):hover .product-icon {
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4);
}

.product-card:nth-child(2):hover .product-icon {
    box-shadow: 0 12px 35px rgba(67, 233, 123, 0.4);
}

.product-card:nth-child(3):hover .product-icon {
    box-shadow: 0 12px 35px rgba(79, 172, 254, 0.4);
}

.solution-item:hover .solution-image {
    transform: translateY(-8px) scale(1.02);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 16px 48px rgba(102, 126, 234, 0.4);
}

.solution-item:hover .solution-image::before {
    transform: scale(1.15);
    filter: brightness(1.3) contrast(1.2) drop-shadow(0 8px 16px rgba(0,0,0,0.3));
}

.solution-item:hover .solution-image::after {
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0.1) 100%);
}

/* 加载状态 */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* 成功消息动画 */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.success-message {
    animation: slideInRight 0.3s ease-out;
}

/* 关于我们页面动画 */
@keyframes aboutHeroGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes aboutPatternFloat {
    0% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(10px) translateY(-10px); }
    50% { transform: translateX(-5px) translateY(5px); }
    75% { transform: translateX(-10px) translateY(-5px); }
    100% { transform: translateX(0) translateY(0); }
}

@keyframes aboutHeroPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.1; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.2; }
}

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

@keyframes aboutSubtitleSlideIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 0.95; transform: translateY(0); }
}

@keyframes aboutSectionUnderline {
    0% { width: 80px; }
    100% { width: 120px; }
}

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

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

@keyframes contactPatternFloat {
    0% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(-10px) translateY(10px); }
    50% { transform: translateX(5px) translateY(-5px); }
    75% { transform: translateX(10px) translateY(5px); }
    100% { transform: translateX(0) translateY(0); }
}

@keyframes contactIconFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(5deg); }
}

@keyframes aboutFloatingOrb1 {
    0%, 100% { 
        transform: translateY(0px) translateX(0px) scale(1); 
        opacity: 0.1; 
    }
    25% { 
        transform: translateY(-20px) translateX(10px) scale(1.1); 
        opacity: 0.15; 
    }
    50% { 
        transform: translateY(-10px) translateX(-5px) scale(0.9); 
        opacity: 0.08; 
    }
    75% { 
        transform: translateY(-15px) translateX(5px) scale(1.05); 
        opacity: 0.12; 
    }
}

@keyframes aboutFloatingOrb2 {
    0%, 100% { 
        transform: translateY(0px) translateX(0px) scale(1); 
        opacity: 0.08; 
    }
    33% { 
        transform: translateY(-15px) translateX(-8px) scale(1.2); 
        opacity: 0.12; 
    }
    66% { 
        transform: translateY(-8px) translateX(12px) scale(0.8); 
        opacity: 0.06; 
    }
}

@keyframes aboutCardGlow {
    0%, 100% { 
        box-shadow: 
            0 15px 35px rgba(0,0,0,0.1),
            0 0 0 1px rgba(255, 255, 255, 0.2),
            inset 0 1px 0 rgba(255, 255, 255, 0.5);
    }
    50% { 
        box-shadow: 
            0 20px 40px rgba(230, 0, 18, 0.1),
            0 0 0 1px rgba(230, 0, 18, 0.3),
            inset 0 1px 0 rgba(255, 255, 255, 0.6);
    }
}