/* 喜庆霓虹主题 */
:root {
    --neon-pink: #ff2a6d;
    --neon-blue: #05d9e8;
    --neon-purple: #d300c5;
    --dark-bg: #0d0221;
    --light-text: #ffffff;
    --accent-yellow: #f9f002;
    --shadow-glow: 0 0 10px var(--neon-pink), 0 0 20px var(--neon-blue);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial Black', 'Arial Rounded MT Bold', sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: var(--light-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 霓虹光晕效果 */
.neon-effect {
    text-shadow: 0 0 5px var(--neon-pink), 0 0 10px var(--neon-purple);
}

.container {
    width: 95%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 动态背景 */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 30%, var(--neon-purple), transparent 40%),
                radial-gradient(circle at 80% 70%, var(--neon-blue), transparent 40%);
    opacity: 0.1;
    z-index: -1;
}

/* 头部样式 - 霓虹边框 */
header {
    background-color: rgba(13, 2, 33, 0.8);
    border-bottom: 3px solid var(--neon-pink);
    box-shadow: var(--shadow-glow);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

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

.logo {
    font-size: 2.2rem;
    font-weight: bold;
    background: linear-gradient(to right, var(--neon-pink), var(--accent-yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
}

/* 导航菜单 - 霓虹按钮 */
nav ul {
    display: flex;
    list-style: none;
    gap: 15px;
    flex-wrap: wrap;
}

nav ul li a {
    padding: 8px 20px;
    border-radius: 30px;
    background-color: var(--dark-bg);
    border: 2px solid var(--neon-blue);
    color: var(--light-text);
    font-weight: bold;
    transition: all 0.3s;
    text-transform: uppercase;
    font-size: 0.9rem;
}

nav ul li a:hover {
    background-color: var(--neon-blue);
    box-shadow: 0 0 15px var(--neon-blue);
    transform: translateY(-3px);
}

/* 主要内容区 - 霓虹卡片 */
.main-content {
    background-color: rgba(13, 2, 33, 0.7);
    border: 2px solid var(--neon-purple);
    border-radius: 15px;
    padding: 30px;
    margin: 30px 0;
    box-shadow: 0 0 20px rgba(210, 0, 197, 0.3);
    backdrop-filter: blur(3px);
}

.section-title {
    font-size: 2rem;
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--neon-pink);
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 3D旋转网格布局 */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    perspective: 1000px;
}

.article-card {
    background: linear-gradient(145deg, rgba(255,42,109,0.1), rgba(5,217,232,0.1));
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid var(--neon-blue);
    transform-style: preserve-3d;
}

.article-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 0 30px var(--neon-pink);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 2px solid var(--neon-pink);
}

.card-body {
    padding: 20px;
    position: relative;
}

.card-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--accent-yellow);
    transition: all 0.3s;
}

.article-card:hover .card-title {
    color: var(--neon-pink);
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--neon-blue);
    margin-top: 15px;
}

/* 分类标签 - 霓虹标记 */
.category-tag {
    display: inline-block;
    padding: 3px 12px;
    background-color: var(--neon-purple);
    color: white;
    border-radius: 20px;
    font-size: 0.7rem;
    margin-bottom: 10px;
    font-weight: bold;
    box-shadow: 0 0 10px var(--neon-purple);
}

/* 文章详情页 */
.article-detail {
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    margin-bottom: 40px;
    text-align: center;
}

.article-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, var(--neon-pink), var(--accent-yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    color: var(--neon-blue);
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.article-image {
    width: 100%;
    max-height: 450px;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 30px;
    border: 3px solid var(--neon-pink);
    box-shadow: var(--shadow-glow);
}

.article-content {
    line-height: 1.8;
    font-size: 1.1rem;
}

.article-content p {
    margin-bottom: 20px;
}

/* 分页按钮 - 霓虹风格 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 40px;
}

.pagination a {
    padding: 10px 25px;
    border-radius: 30px;
    background-color: transparent;
    border: 2px solid var(--neon-blue);
    color: var(--light-text);
    font-weight: bold;
    transition: all 0.3s;
    text-transform: uppercase;
}

.pagination a:hover {
    background-color: var(--neon-blue);
    box-shadow: 0 0 20px var(--neon-blue);
}

/* 友情链接 - 霓虹泡泡 */
.friend-links {
    background: linear-gradient(145deg, rgba(255,42,109,0.1), rgba(5,217,232,0.1));
    border-radius: 15px;
    padding: 25px;
    margin: 30px 0;
    border: 2px solid var(--neon-purple);
}

.friend-links h3 {
    margin-bottom: 20px;
    color: var(--accent-yellow);
    font-size: 1.5rem;
}

.friend-links-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.friend-links-container a {
    padding: 8px 20px;
    background-color: rgba(5, 217, 232, 0.2);
    border-radius: 30px;
    font-size: 0.9rem;
    border: 1px solid var(--neon-blue);
    transition: all 0.3s;
}

.friend-links-container a:hover {
    background-color: var(--neon-blue);
    box-shadow: 0 0 15px var(--neon-blue);
}

/* 页脚 - 动态版权年份 */
footer {
    background-color: var(--dark-bg);
    padding: 30px 0;
    text-align: center;
    margin-top: 50px;
    border-top: 3px solid var(--neon-pink);
    box-shadow: 0 -5px 20px rgba(255, 42, 109, 0.3);
}

.copyright {
    font-size: 1rem;
    color: var(--neon-blue);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    nav ul {
        justify-content: center;
    }
    
    .article-grid {
        grid-template-columns: 1fr;
    }
    
    .article-title {
        font-size: 1.8rem;
    }
}

/* 动画效果 */
@keyframes neon-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.neon-pulse {
    animation: neon-pulse 2s infinite;
}