/* 基础样式与全局设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(to right, #00008B, #9400D3);
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}
h1, h2, h3 {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}
p {
    font-size: 1rem;
    font-weight: 400;
    margin-bottom: 15px;
}
a {
    color: #FFA500;
    text-decoration: none;
    transition: all 0.3s ease;
}
a:hover {
    color: #FF7F00;
    text-shadow: 0px 2px 4px rgba(0, 0, 0, 0.2);
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.hero-section {
    background: radial-gradient(circle, rgb(255, 87, 34), transparent);
    height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    text-align: center;
    animation: aurora-move 15s linear infinite;
}
@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.hero-title {
    font-size: 3rem;
    margin-bottom: 20px;
}
.hero-description {
    font-size: 1.5rem;
    margin-bottom: 30px;
}
.cta-button {
    background-color: #FFA500;
    color: #000;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}
.cta-button:hover {
    background-color: #FF7F00;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
}
.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 50px;
    width: 100%;
}
.card {
    background: linear-gradient(to bottom, #00008B, #4B0082);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}
.card:hover {
    transform: translateY(-10px);
}
.card img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 15px;
}
.code-block {
    background: #1E1E1E;
    color: #00FF00;
    padding: 15px;
    border-radius: 5px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    .hero-description {
        font-size: 1.2rem;
    }
    .card-container {
        grid-template-columns: 1fr;
    }
}