/* 整体视觉美观度提升样式 */
:root {
    --primary-color: #22c55e;
    --primary-gradient: linear-gradient(135deg, #22c55e 0%, #0ea5e9 100%);
    --secondary-color: #0ea5e9;
    --accent-color: #f97316;
    --text-color: #1e293b;
    --light-text: #64748b;
    --white: #ffffff;
    --light-bg: #f8fafc;
    --card-bg: #ffffff;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    line-height: 1.7;
    background-color: var(--light-bg);
    overflow-x: hidden;
}

/* 全局标题样式增强 */
.section-title {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--text-color);
    position: relative;
    padding-bottom: 15px;
    font-weight: 800;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

/* 容器样式优化 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 25px;
}

/* 卡片样式全局增强 */
.pain-point-card,
.feature-card,
.advantage-card,
.package-card,
.quality-item {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(0, 0, 0, 0.03);
    /* overflow: hidden; */
}

.pain-point-card:hover,
.feature-card:hover,
.advantage-card:hover,
.package-card:hover,
.quality-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

/* 按钮样式增强 */
.cta-button {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-100%);
    transition: transform 0.4s ease;
    z-index: -1;
}

.cta-button:hover::before {
    transform: translateX(0);
}

.cta-button.primary {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 8px 20px rgba(249, 115, 22, 0.3);
}

.cta-button.secondary {
    background-color: var(--secondary-color);
    color: var(--white);
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.2);
}

/* 首屏区域增强 */
.hero-section {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;base64,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');
    opacity: 0.3;
    z-index: 0;
}

.main-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    font-weight: 800;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
}

/* 图标包装器增强 */
.icon-wrapper {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    position: relative;
    z-index: 1;
    transition: all 0.4s ease;
}

.icon-wrapper::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    background: inherit;
    opacity: 0.3;
    z-index: -1;
    transform: scale(0);
    transition: transform 0.4s ease;
}

.icon-wrapper:hover::before {
    transform: scale(1);
}

/* 图片悬停效果增强 */
.image-grid-item,
.testimonial-image,
.quality-image,
.content-image-row .image {
    overflow: hidden;
    position: relative;
}

.image-grid-item::before,
.testimonial-image::before,
.quality-image::before,
.content-image-row .image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
    pointer-events: none;
}

.image-grid-item:hover::before,
.testimonial-image:hover::before,
.quality-image:hover::before,
.content-image-row .image:hover::before {
    opacity: 1;
}

/* 页脚增强 */
.footer-section {
    padding: 80px 0 30px;
    background-color: #1e293b;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.footer-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--primary-gradient);
}

.footer-logo h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.footer-links a {
    transition: all 0.3s ease;
    position: relative;
    padding-left: 15px;
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: 0;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 20px;
}

.footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

/* 移动端优化 */
@media (max-width: 768px) {
    .section-title {
        font-size: 1.8rem;
    }
    
    .main-title {
        font-size: 2.2rem;
    }
    
    .hero-section {
        padding: 80px 0;
    }
    
    .icon-wrapper {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 1.6rem;
    }
    
    .main-title {
        font-size: 1.9rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .icon-wrapper {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}