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

body, html {
    font-family: 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333333;
    background-color: #F5F5F5;
    overflow-x: hidden;
    width: 100%;
    height: 100%;
    scroll-behavior: smooth;
}

body {
    padding: 20px;
    max-width: 1440px;
    margin: 0 auto;
}

h1, h2, h3 {
    font-weight: bold;
    text-align: center;
    margin: 20px 0;
}

h1 {
    font-size: 48px;
    letter-spacing: 2px;
    color: #007AFF;
}

h2 {
    font-size: 36px;
    color: #FFD700;
}

h3 {
    font-size: 28px;
    color: #333333;
}

p {
    font-size: 16px;
    line-height: 1.6;
    color: #333333;
    margin: 10px 0;
    text-align: justify;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.hero-section {
    background: url('https://images.gptkong.com/product/iphone16/iphone16-1.png') no-repeat center center/cover;
    height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #FFFFFF;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: 40px;
}

.hero-section h1 {
    font-size: 48px;
    color: #FFFFFF;
}

.button {
    display: inline-block;
    padding: 10px 20px;
    margin: 20px 0;
    background-color: #007AFF;
    color: #FFFFFF;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.button:hover {
    background-color: #005bb5;
}

.section {
    margin-bottom: 40px;
    padding: 20px;
    border-radius: 10px;
}

.section:nth-child(even) {
    background-color: #F5F5F5;
}

.section:nth-child(odd) {
    background-color: #FFFFFF;
}

.product-images img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 10px 0;
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    h1 {
        font-size: 36px;
    }

    h2 {
        font-size: 30px;
    }

    h3 {
        font-size: 24px;
    }

    p {
        font-size: 14px;
    }

    .hero-section {
        height: 300px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 30px;
    }

    h2 {
        font-size: 26px;
    }

    h3 {
        font-size: 20px;
    }

    p {
        font-size: 12px;
    }

    .hero-section {
        height: 250px;
    }
}