/* 基础样式 */
body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #E0E0E0;
    background: radial-gradient(circle, rgb(255, 87, 34), transparent);
    overflow-x: hidden;
}
h1, h2, h3 {
    font-family: 'Bebas Neue', cursive;
    color: #FFC107;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
}
nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}
nav a {
    text-decoration: none;
    color: #FFEB3B;
    font-size: 18px;
    transition: color 0.3s ease-in-out;
}
nav a:hover {
    color: #FFC107;
}
main {
    margin-top: 80px;
}
section {
    margin-bottom: 40px;
}
img {
    max-width: 100%;
    height: auto;
}
pre {
    background: #1E1E1E;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
code {
    color: #FFEB3B;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
th, td {
    border: 1px solid #424242;
    padding: 10px;
    text-align: left;
}
th {
    background-color: #1A1A1A;
}
.alert {
    background-color: #FFEB3B;
    color: #000;
    padding: 10px;
    border-radius: 5px;
    margin: 20px 0;
}
.cyberpunk-style {
    filter: drop-shadow(0 0 10px #FF4081) drop-shadow(0 0 20px #2196F3);
}
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        display: none;
    }
    nav.open ul {
        display: flex;
    }
    .container {
        padding: 10px;
    }
}
/* 动画效果 */
@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.button {
    background-color: #FFC107;
    color: #000;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s ease-in-out;
}
.button:hover {
    transform: scale(1.1);
}
.icon-lock {
    width: 32px;
    height: 32px;
    background-image: url('lock-icon.svg');
    background-size: cover;
}