/* 主页面特定样式 */
.hero {
    position: relative;
    overflow: hidden;
    padding: 100px 0;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    z-index: 1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: cover;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: var(--primary);
}

.stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin: 60px 0;
    text-align: center;
}

.stat-item {
    margin: 20px;
    animation: fadeIn 1s ease-out 0.6s both;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    display: block;
    margin-bottom: 10px;
}

.stat-text {
    color: var(--dark);
    font-size: 1.1rem;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--dark);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary);
    border-radius: 2px;
}

.section-title p {
    color: #666;
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

.features {
    margin-top: 30px;
}

.feature-card {
    position: relative;
    overflow: hidden;
    height: 100%;
    transition: all 0.3s ease;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    position: relative;
    margin-bottom: 25px;
}

.feature-icon::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
}

.testimonials {
    background-color: #f8f9fa;
    padding: 80px 0;
    margin-top: 80px;
}

.testimonial-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background-color: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 5rem;
    color: var(--secondary);
    opacity: 0.3;
    font-family: Georgia, serif;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    color: #555;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-right: 15px;
}

.author-info h4 {
    margin-bottom: 5px;
    color: var(--dark);
}

.author-info p {
    color: #777;
    font-size: 0.9rem;
}

.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 80px 0;
    text-align: center;
    border-radius: 15px;
    margin: 80px 0;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 40px;
}

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

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

/* 响应式调整 */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn, .btn-secondary {
        width: 100%;
        max-width: 300px;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}