/* 页面整体样式 */
body {
    font-family: 'Poppins', sans-serif;
    color: #FFFFFF;
    background: linear-gradient(to bottom, #1E1E1E, #2C2C2C);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}
h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: bold;
    color: #6C63FF;
}
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.header {
    text-align: center;
    margin-bottom: 40px;
    padding: 20px;
    background: linear-gradient(135deg, #0A192F, #2C2C2C);
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}
.header h1 {
    font-size: 2.5rem;
    margin: 0;
}
.intro {
    text-align: center;
    margin-bottom: 40px;
    color: #38E54D;
}

/* 卡片式布局 */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    width: 100%;
}
.card {
    background-color: #0A192F;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    margin: 16px;
    padding: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}
.card:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}
.card img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 10px;
}
.card h3 {
    font-size: 1.2rem;
    color: #6C63FF;
    margin-bottom: 10px;
}
.card p {
    font-size: 1rem;
    color: #FFFFFF;
    margin-bottom: 15px;
}
.card button {
    background: linear-gradient(135deg, #38E54D, #FFA726);
    color: #0A192F;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s ease;
}
.card button:hover {
    background: linear-gradient(135deg, #FFA726, #38E54D);
}

/* 文章区域 */
.article {
    background: linear-gradient(135deg, #1E1E1E, #2C2C2C);
    border-radius: 10px;
    padding: 20px;
    margin-top: 40px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    width: 100%;
}
.article h2 {
    color: #6C63FF;
    margin-bottom: 20px;
}
.article pre {
    background: #0A192F;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
.article code {
    color: #38E54D;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .cards {
        grid-template-columns: 1fr;
    }
    .card {
        margin: 10px;
        padding: 15px;
    }
}
@media (max-width: 480px) {
    .header h1 {
        font-size: 2rem;
    }
    .card h3 {
        font-size: 1rem;
    }
    .card p {
        font-size: 0.9rem;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.fade-in {
    animation: fadeIn 1s ease-in-out;
}

/* 提示信息 */
.tip {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9rem;
    color: #FFA726;
}