/* 全局样式 */
body {
    margin: 0;
    font-family: 'Fira Sans', sans-serif;
    background: linear-gradient(135deg, #0074D9, #6F52C1);
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto', sans-serif;
    font-weight: bold;
    margin-top: 2rem;
    margin-bottom: 1rem;
}
p {
    font-size: 1rem;
    margin-bottom: 1rem;
}
a {
    color: #FFA500;
    text-decoration: none;
}
a:hover {
    text-shadow: 0 0 5px rgba(255, 165, 0, 0.8);
}
button {
    background: #FFA500;
    color: #000;
    border: none;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}
button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 10px rgba(255, 165, 0, 0.8);
}
pre {
    background: rgba(0, 0, 0, 0.7);
    padding: 1rem;
    border-radius: 5px;
    overflow-x: auto;
}
code {
    color: #FFA500;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}
th, td {
    border: 1px solid #ddd;
    padding: 0.8rem;
    text-align: left;
}
th {
    background: rgba(0, 0, 0, 0.5);
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}
.item {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
}
.item img {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
}
@media (max-width: 768px) {
    body {
        font-size: 14px;
    }
    .grid-container {
        grid-template-columns: 1fr;
    }
}
.header {
    text-align: center;
    padding: 3rem 0;
    background: linear-gradient(135deg, #0074D9, #2E7D32);
    color: #fff;
}
.header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}
.header p {
    font-size: 1.2rem;
}
.notice {
    text-align: center;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.7);
    margin-bottom: 2rem;
}