/* 全局样式 */
body {
    margin: 0;
    font-family: 'Roboto Mono', monospace;
    background: linear-gradient(135deg, #001f3f, #0074d9, #0074d9, #0c0c0c);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

header {
    text-align: center;
    padding: 20px 0;
    background: linear-gradient(to right, #0074d9, #001f3f);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.tabs a {
    text-decoration: none;
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 5px;
    background: linear-gradient(to bottom, #0074d9, #001f3f);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    rel="nofollow"
}

.tabs a:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.tab-content {
    margin-top: 30px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.tab-content h2 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.tab-content p {
    font-size: 1rem;
    margin-bottom: 10px;
}

code, pre {
    background: #0c0c0c;
    padding: 10px;
    border-radius: 5px;
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

pre {
    white-space: pre-wrap;
    word-wrap: break-word;
}

.images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin-top: 20px;
}

.images-grid img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    object-fit: cover;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

footer {
    text-align: center;
    padding: 20px;
    background: linear-gradient(to left, #0074d9, #001f3f);
    color: #ffffff;
    font-size: 0.9rem;
    margin-top: 30px;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    .tabs {
        flex-direction: column;
        align-items: center;
    }

    .tab-content {
        padding: 15px;
    }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-content {
    animation: fadeIn 0.5s ease-in-out;
}