/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    color: #ffffff;
    line-height: 1.6;
    padding: 20px;
    min-height: 100vh;
    overflow-x: hidden;
    animation: backgroundAnimation 20s ease infinite;
}
@keyframes backgroundAnimation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
h1, h2, h3 {
    font-family: 'Orbitron', sans-serif;
    text-align: center;
    margin-bottom: 20px;
}
h1 {
    font-size: 3rem;
    background: linear-gradient(to right, #ff7e5f, #feb47b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
p {
    font-size: 1rem;
    margin-bottom: 15px;
}
a {
    color: #ff6f61;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #ffd700;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.card {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 300px;
    padding: 1.5rem;
    margin: 1rem;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.4);
}
.card img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 10px;
}
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}
.code-block {
    background: #1e1e2f;
    color: #6eff3e;
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    white-space: pre-wrap;
    word-break: break-all;
}
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    .grid {
        grid-template-columns: 1fr;
    }
}
/* 动态提示 */
.notice {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #2b2b42;
    color: #fff;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}