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

body {
    font-family: 'Roboto', sans-serif;
    background: radial-gradient(circle, rgba(11,31,70,1) 0%, rgba(0,174,239,0.8) 100%);
    color: #FFFFFF;
    line-height: 1.6;
    padding: 20px;
    animation: backgroundAnimate 15s linear infinite;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
    padding: 40px 20px;
}

.header {
    grid-column: 1 / -1;
    text-align: center;
    margin-bottom: 40px;
}

.header h1 {
    font-size: 3em;
    font-weight: bold;
    margin-bottom: 10px;
}

.header p {
    font-size: 1.2em;
    color: #FFD700;
}

.navbar {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    background: rgba(255, 149, 0, 0.8);
    padding: 10px 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

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

.navbar a {
    text-decoration: none;
    color: #FFFFFF;
    font-weight: bold;
    transition: color 0.3s ease;
}

.navbar a:hover {
    color: #FFD700;
}

.main-content {
    grid-column: 2 / 12;
    background: rgba(0, 0, 0, 0.6);
    padding: 30px;
    border-radius: 10px;
}

.main-content h2, .main-content h3 {
    color: #FF9500;
}

.main-content pre {
    background: #1e2a38;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    margin-bottom: 20px;
}

.main-content code {
    color: #00FF7F;
    font-family: 'Courier New', Courier, monospace;
}

.button-primary {
    background-color: #FF9500;
    color: #FFFFFF;
    border: none;
    padding: 12px 25px;
    font-size: 1em;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.button-primary:hover {
    background-color: #FF7200;
    transform: scale(1.05);
}

.image-gallery {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 40px;
}

.image-gallery img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.image-gallery img:hover {
    transform: scale(1.1);
}

.footer {
    grid-column: 1 / -1;
    text-align: center;
    padding: 20px 0;
    background: rgba(0, 0, 0, 0.8);
    margin-top: 40px;
    border-radius: 10px;
}

.footer p {
    color: #FFFFFF;
}

@media (max-width: 1440px) {
    .container {
        max-width: 1024px;
    }
}

@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 1024px) {
    .main-content {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .navbar ul {
        flex-direction: column;
        align-items: center;
    }
    
    .navbar {
        position: static;
    }
    
    .button-primary {
        width: 100%;
        text-align: center;
    }
    
    .image-gallery img {
        width: 100px;
        height: 100px;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 2em;
    }
    
    .header p {
        font-size: 1em;
    }
    
    .main-content h2 {
        font-size: 1.5em;
    }
    
    .main-content h3 {
        font-size: 1.2em;
    }
    
    .container {
        padding: 20px 10px;
    }
}

@media (max-width: 320px) {
    .navbar ul {
        gap: 15px;
    }
    
    .image-gallery img {
        width: 80px;
        height: 80px;
    }
}