@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@400;700&family=Bebas+Neue&display=swap');
:root {
    --primary-color: #0a0e14;
    --secondary-color: #151c26;
    --accent-green: #00FF7F;
    --accent-purple: #FF69B4;
    --accent-yellow: #FFD700;
    --neon-shadow: 0 0 15px rgba(0,255,127,0.8);
    --gradient-bg: linear-gradient(135deg, #0a0e14, #151c26, #202b3d);
    --code-bg: rgba(0,0,0,0.6);
}
body {
    margin: 0;
    font-family: 'Roboto Mono', monospace;
    background: var(--gradient-bg);
    color: #fff;
    line-height: 1.6;
}
header {
    position: relative;
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}
header h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: var(--neon-shadow);
}
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
}
.section {
    background: rgba(255,255,255,0.05);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    padding: 20px;
    position: relative;
    overflow: hidden;
}
.section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0,255,127,0.2) 10%, transparent 10.01%);
    transform: rotate(45deg);
    animation: spin 10s linear infinite;
}
@keyframes spin {
    from {transform: rotate(0deg);}
    to {transform: rotate(360deg);}
}
img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 15px;
    display: block;
}
h2, h3 {
    font-family: 'Bebas Neue', sans-serif;
    color: var(--accent-green);
    text-shadow: var(--neon-shadow);
    margin-top: 0;
}
p {
    font-size: 1rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 15px;
}
pre {
    background: var(--code-bg);
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    font-size: 0.9rem;
    color: #00FF7F;
    position: relative;
}
pre::before {
    content: '代码示例';
    position: absolute;
    top: -10px;
    left: 10px;
    background: var(--primary-color);
    padding: 0 10px;
    font-size: 0.8rem;
    color: var(--accent-yellow);
    border-radius: 5px;
}
code {
    display: block;
    white-space: pre-wrap;
    word-break: break-word;
}
button {
    background: linear-gradient(135deg, var(--accent-green), var(--accent-purple));
    border: none;
    padding: 10px 20px;
    color: #fff;
    font-size: 1rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--neon-shadow);
}
button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px var(--accent-green);
}
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    .container {
        grid-template-columns: 1fr;
    }
    pre {
        font-size: 0.8rem;
    }
}