/* 全局样式 */
body {
    font-family: 'Roboto', sans-serif;
    color: #A8B2D1;
    background: linear-gradient(135deg, #0A192F, #1E2A47);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: 'Orbitron', sans-serif;
    color: #38E54D;
    text-transform: uppercase;
    letter-spacing: 1px;
}

a {
    color: #38E54D;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #645CBB;
}

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

.header {
    grid-column: span 12;
    background: linear-gradient(90deg, #0A192F, #1E2A47);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    text-align: center;
}

.header h1 {
    font-size: 2rem;
    margin: 0;
}

.module {
    grid-column: span 4;
    background-color: #1E2A47;
    color: #A8B2D1;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.module:hover {
    transform: translateY(-5px);
}

.module img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.code-block {
    background: #0A192F;
    color: #38E54D;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
}

button {
    background-color: #38E54D;
    color: #0A192F;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
}

button:hover {
    background-color: #0A192F;
    color: #38E54D;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

table th, table td {
    border: 1px solid #38E54D;
    padding: 10px;
    text-align: left;
}

table th {
    background-color: #38E54D;
    color: #0A192F;
}

@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }

    .module {
        grid-column: span 12;
    }

    h1 {
        font-size: 1.8rem;
    }

    .code-block {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.5rem;
    }

    .code-block {
        font-size: 0.7rem;
    }
}