/* 基础样式与页面布局 */
body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #00008B, #8A2BE2);
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto Mono', monospace;
    color: #00FF7F;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: #f0f8ff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

/* 渐变背景与视觉层次感 */
.gradient-background {
    background: linear-gradient(135deg, #00008B, #8A2BE2);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 255, 127, 0.3);
}

/* 导航栏设计 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: linear-gradient(90deg, #4B0082, #8A2BE2);
    padding: 10px 20px;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar a {
    color: #00FF7F;
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.navbar a:hover {
    color: #FFD700;
}

/* 视差滚动效果 */
.parallax {
    background-image: url('https://images.gptkong.com/demo/sample1.png');
    height: 100vh;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* 动画效果 */
.floating-element {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    color: #fff;
}

table th, table td {
    border: 1px solid #00FF7F;
    padding: 10px;
    text-align: left;
}

table th {
    background-color: #4B0082;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }

    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .parallax {
        height: 50vh;
    }
}

@media (max-width: 480px) {
    h1, h2, h3 {
        font-size: 1.5rem;
    }

    p {
        font-size: 0.9rem;
    }
}