/* 赛博朋克霓虹主题 */
:root {
    --neon-pink: #ff2a6d;
    --neon-blue: #05d9e8;
    --neon-purple: #d300c5;
    --dark-bg: #0d0221;
    --card-bg: #1a0933;
    --text-light: #ffffff;
    --text-dim: #b5b5b5;
    --glow-effect: 0 0 10px var(--neon-blue), 0 0 20px var(--neon-purple);
    --font-main: 'Rajdhani', sans-serif;
    --font-accent: 'Orbitron', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    background-color: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.7;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(255,42,109,0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(5,217,232,0.1) 0%, transparent 20%);
}

a {
    text-decoration: none;
    color: var(--neon-blue);
    transition: all 0.3s cubic-bezier(0.65, 0.05, 0.36, 1);
}

a:hover {
    color: var(--neon-pink);
    text-shadow: 0 0 5px var(--neon-pink);
}

.container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 25px;
}

/* 赛博风格头部 */
header {
    background-color: rgba(13, 2, 33, 0.9);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--neon-purple);
    box-shadow: 0 0 15px rgba(211, 0, 197, 0.3);
    backdrop-filter: blur(5px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo {
    font-family: var(--font-accent);
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-blue));
}

nav ul {
    display: flex;
    list-style: none;
    gap: 15px;
    flex-wrap: wrap;
}

nav ul li a {
    font-family: var(--font-accent);
    font-size: 16px;
    padding: 8px 15px;
    border: 1px solid var(--neon-blue);
    border-radius: 3px;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav ul li a:hover {
    background-color: var(--neon-blue);
    color: var(--dark-bg);
    box-shadow: 0 0 10px var(--neon-blue);
    text-shadow: none;
}

/* 赛博内容区域 */
.main-content {
    background-color: var(--card-bg);
    border: 1px solid var(--neon-purple);
    border-radius: 0;
    padding: 40px;
    margin: 40px 0;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(211, 0, 197, 0.2);
}

.main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-blue));
}

.section-title {
    font-family: var(--font-accent);
    font-size: 26px;
    margin-bottom: 30px;
    padding-bottom: 15px;
    color: var(--neon-blue);
    position: relative;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-blue), transparent);
}

/* 网格布局 */
.cyber-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.cyber-card {
    background-color: rgba(26, 9, 51, 0.7);
    border: 1px solid var(--neon-blue);
    border-radius: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.65, 0.05, 0.36, 1);
    position: relative;
}

.cyber-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--glow-effect);
    border-color: var(--neon-pink);
}

.cyber-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-blue));
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    filter: grayscale(30%) contrast(120%);
    transition: filter 0.3s;
}

.cyber-card:hover .card-image {
    filter: grayscale(0%) contrast(100%);
}

.card-body {
    padding: 20px;
}

.card-title {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--text-light);
    font-weight: 600;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-transform: uppercase;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--neon-blue);
    margin-top: 15px;
    font-family: var(--font-accent);
}

/* 分类标签 */
.cyber-tag {
    display: inline-block;
    padding: 3px 12px;
    background-color: var(--neon-purple);
    color: var(--text-light);
    border-radius: 0;
    font-size: 12px;
    margin-bottom: 15px;
    font-family: var(--font-accent);
    letter-spacing: 1px;
    text-transform: uppercase;
    box-shadow: 0 0 5px var(--neon-purple);
}

/* 文章详情 */
.cyber-article {
    max-width: 900px;
    margin: 0 auto;
}

.article-header {
    margin-bottom: 40px;
    text-align: center;
    position: relative;
    padding-bottom: 20px;
}

.article-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-blue));
}

.article-title {
    font-family: var(--font-accent);
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--neon-blue);
    line-height: 1.3;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 25px;
    color: var(--neon-pink);
    margin-bottom: 25px;
    flex-wrap: wrap;
    font-family: var(--font-accent);
}

.article-image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    margin-bottom: 30px;
    border: 3px solid var(--neon-blue);
    box-shadow: var(--glow-effect);
}

.article-content {
    line-height: 1.8;
    font-size: 18px;
    color: var(--text-dim);
}

.article-content p {
    margin-bottom: 25px;
}

.article-content img {
    max-width: 100%;
    height: auto;
    margin: 25px auto;
    display: block;
    border: 3px solid var(--neon-purple);
    box-shadow: 0 0 15px rgba(211, 0, 197, 0.5);
}

/* 分页导航 */
.cyber-pagination {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 50px;
}

.cyber-pagination a {
    padding: 10px 25px;
    border-radius: 0;
    background-color: transparent;
    border: 1px solid var(--neon-blue);
    font-family: var(--font-accent);
    color: var(--neon-blue);
    letter-spacing: 1px;
    transition: all 0.3s;
    text-transform: uppercase;
}

.cyber-pagination a:hover {
    background-color: var(--neon-blue);
    color: var(--dark-bg);
    box-shadow: 0 0 15px var(--neon-blue);
}

/* 友情链接 */
.cyber-links {
    background-color: var(--card-bg);
    border: 1px solid var(--neon-purple);
    padding: 30px;
    margin: 40px 0;
    box-shadow: 0 0 20px rgba(211, 0, 197, 0.2);
}

.cyber-links h3 {
    margin-bottom: 25px;
    color: var(--neon-pink);
    font-family: var(--font-accent);
    font-size: 22px;
    text-align: center;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.cyber-links-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

.cyber-links-container a {
    padding: 8px 20px;
    background-color: transparent;
    border: 1px solid var(--neon-purple);
    font-size: 14px;
    color: var(--neon-purple);
    transition: all 0.3s;
    font-family: var(--font-accent);
}

.cyber-links-container a:hover {
    background-color: var(--neon-purple);
    color: var(--dark-bg);
    box-shadow: 0 0 10px var(--neon-purple);
}

/* 页脚 */
footer {
    background-color: #080118;
    padding: 30px 0;
    text-align: center;
    margin-top: 50px;
    border-top: 1px solid var(--neon-pink);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-blue));
}

.copyright {
    font-size: 14px;
    color: var(--neon-blue);
    font-family: var(--font-accent);
    letter-spacing: 1px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    nav ul {
        justify-content: center;
    }
    
    .cyber-grid {
        grid-template-columns: 1fr;
    }
    
    .article-title {
        font-size: 28px;
    }
    
    .main-content {
        padding: 30px 20px;
    }
    
    .article-meta {
        gap: 15px;
    }
}

/* 引入字体 */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700&family=Rajdhani:wght@400;500;600&display=swap');