/* 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(135deg, #0a0a2a, #1c1c47);
    color: #ffffff;
    line-height: 1.6;
    padding: 20px;
    overflow-x: hidden;
}
h1, h2, h3 {
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
}
p {
    font-size: 1rem;
    color: #e0e0e0;
}
a {
    color: #00bfff;
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: #0080ff;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.section {
    flex: 1 1 100%;
    margin-bottom: 40px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}
@media (min-width: 768px) {
    .section {
        flex: 1 1 calc(50% - 20px);
    }
}
@media (min-width: 1024px) {
    .section {
        flex: 1 1 calc(33.33% - 20px);
    }
}
.title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 30px;
    background: linear-gradient(90deg, #00bfff, #ff6f61);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.card {
    background: rgba(255, 255, 255, 0.05);
    padding: 15px;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.3);
}
.image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
}
button {
    background: linear-gradient(135deg, #00bfff, #ff6f61);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}
button:hover {
    transform: scale(1.1);
    background: linear-gradient(135deg, #0080ff, #ff4500);
}
code {
    background: rgba(0, 0, 0, 0.5);
    color: #00ff00;
    padding: 10px;
    border-radius: 5px;
    display: block;
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    overflow: hidden;
}
th, td {
    padding: 10px;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.2);
}
th {
    background: rgba(0, 0, 0, 0.3);
    color: #ffffff;
}
.loader {
    border: 8px solid #f3f3f3;
    border-top: 8px solid #3498db;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}