/* 全息投影风格(Holographic UI) - 暗红色调 */
:root {
    --primary-color: #ff2a6d;
    --secondary-color: #ff7b9c;
    --dark-bg: #0d0221;
    --darker-bg: #080116;
    --light-color: #d1f7ff;
    --accent-color: #05d9e8;
    --holographic-glow: 0 0 10px var(--primary-color), 
                        0 0 20px var(--secondary-color), 
                        0 0 40px var(--accent-color);
    --text-glow: 0 0 5px rgba(255, 255, 255, 0.8);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Rajdhani', 'Arial Narrow', Arial, sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: var(--light-color);
    line-height: 1.7;
    min-height: 100vh;
    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%);
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, 
            transparent 48%, 
            rgba(255, 42, 109, 0.05) 49%, 
            rgba(255, 42, 109, 0.05) 51%, 
            transparent 52%),
        linear-gradient(-45deg, 
            transparent 48%, 
            rgba(5, 217, 232, 0.05) 49%, 
            rgba(5, 217, 232, 0.05) 51%, 
            transparent 52%);
    background-size: 30px 30px;
    pointer-events: none;
    z-index: -1;
}

a {
    text-decoration: none;
    color: var(--secondary-color);
    transition: all 0.3s ease;
    text-shadow: var(--text-glow);
}

a:hover {
    color: var(--accent-color);
    text-shadow: 0 0 10px var(--accent-color);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 - 全息投影效果 */
header {
    background-color: rgba(13, 2, 33, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--primary-color);
    box-shadow: 0 0 15px rgba(255, 42, 109, 0.5);
}

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

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--light-color);
    text-shadow: 0 0 10px var(--primary-color), 
                 0 0 20px var(--secondary-color);
    letter-spacing: 2px;
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, 
                transparent, 
                var(--primary-color), 
                var(--accent-color), 
                transparent);
    box-shadow: var(--holographic-glow);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 25px;
}

nav ul li a {
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 600;
    letter-spacing: 1px;
    position: relative;
}

nav ul li a::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

nav ul li a:hover::before {
    width: 80%;
    box-shadow: var(--holographic-glow);
}

/* 主要内容区域 - 全息投影面板 */
.main-content {
    background: rgba(13, 2, 33, 0.7);
    border-radius: 10px;
    padding: 30px;
    margin: 30px 0;
    backdrop-filter: blur(5px);
    border: 1px solid var(--primary-color);
    box-shadow: var(--holographic-glow);
    position: relative;
    overflow: hidden;
}

.main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, 
                var(--primary-color), 
                var(--accent-color), 
                var(--primary-color));
    box-shadow: var(--holographic-glow);
}

.section-title {
    font-size: 26px;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 123, 156, 0.3);
    position: relative;
    color: var(--light-color);
    text-shadow: var(--text-glow);
    letter-spacing: 1px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100px;
    height: 2px;
    background: linear-gradient(to right, 
                var(--primary-color), 
                transparent);
    box-shadow: 0 0 10px var(--primary-color);
}

/* 全息网格布局 */
.holo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

/* 全息卡片 */
.holo-card {
    background: rgba(13, 2, 33, 0.6);
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--primary-color);
    box-shadow: 0 0 15px rgba(255, 42, 109, 0.3);
    position: relative;
}

.holo-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--holographic-glow);
    border-color: var(--accent-color);
}

.holo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, 
            transparent 48%, 
            rgba(255, 42, 109, 0.05) 49%, 
            rgba(255, 42, 109, 0.05) 51%, 
            transparent 52%),
        linear-gradient(-45deg, 
            transparent 48%, 
            rgba(5, 217, 232, 0.05) 49%, 
            rgba(5, 217, 232, 0.05) 51%, 
            transparent 52%);
    background-size: 15px 15px;
    pointer-events: none;
}

.card-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-bottom: 1px solid var(--primary-color);
    filter: brightness(0.8) contrast(1.2);
    transition: filter 0.3s ease;
}

.holo-card:hover .card-image {
    filter: brightness(1) contrast(1);
}

.card-body {
    padding: 20px;
}

.card-title {
    font-size: 18px;
    margin-bottom: 12px;
    font-weight: 600;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--light-color);
    text-shadow: var(--text-glow);
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--secondary-color);
    margin-top: 15px;
    text-shadow: var(--text-glow);
}

/* 分类标签 */
.holo-tag {
    display: inline-block;
    padding: 3px 10px;
    background-color: rgba(255, 42, 109, 0.2);
    color: var(--light-color);
    border-radius: 15px;
    font-size: 12px;
    margin-bottom: 10px;
    border: 1px solid var(--primary-color);
    text-shadow: var(--text-glow);
}

/* 文章详情页样式 */
.holo-article {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.holo-article::before {
    content: '';
    position: absolute;
    top: 0;
    left: -10px;
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, 
                var(--primary-color), 
                var(--accent-color), 
                var(--primary-color));
    box-shadow: var(--holographic-glow);
}

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

.article-title {
    font-size: 32px;
    margin-bottom: 20px;
    line-height: 1.3;
    color: var(--light-color);
    text-shadow: var(--text-glow);
    position: relative;
    display: inline-block;
}

.article-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(to right, 
                transparent, 
                var(--primary-color), 
                var(--accent-color), 
                transparent);
    box-shadow: var(--holographic-glow);
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 25px;
    color: var(--secondary-color);
    margin-bottom: 25px;
    flex-wrap: wrap;
    text-shadow: var(--text-glow);
}

.article-image {
    width: 100%;
    max-height: 450px;
    object-fit: cover;
    border-radius: 5px;
    margin-bottom: 30px;
    border: 1px solid var(--primary-color);
    box-shadow: var(--holographic-glow);
    filter: brightness(0.9) contrast(1.1);
}

.article-content {
    line-height: 1.8;
    font-size: 17px;
    text-shadow: var(--text-glow);
}

.article-content p {
    margin-bottom: 20px;
    position: relative;
    padding-left: 15px;
}

.article-content p::before {
    content: '»';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    text-shadow: 0 0 5px var(--primary-color);
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
    margin: 20px 0;
    border: 1px solid var(--primary-color);
    box-shadow: var(--holographic-glow);
}

/* 分页导航 */
.holo-pagination {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 40px;
}

.holo-pagination a {
    padding: 10px 20px;
    border-radius: 30px;
    background-color: rgba(255, 42, 109, 0.2);
    border: 1px solid var(--primary-color);
    transition: all 0.3s;
    text-shadow: var(--text-glow);
    position: relative;
    overflow: hidden;
}

.holo-pagination a::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        to bottom right,
        rgba(255, 255, 255, 0) 45%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0) 55%
    );
    transform: rotate(30deg);
    transition: all 0.3s;
}

.holo-pagination a:hover {
    background-color: var(--primary-color);
    color: var(--light-color);
    box-shadow: var(--holographic-glow);
}

.holo-pagination a:hover::before {
    left: 100%;
}

/* 友情链接 */
.holo-links {
    background: rgba(13, 2, 33, 0.6);
    border-radius: 10px;
    padding: 25px;
    margin: 30px 0;
    backdrop-filter: blur(5px);
    border: 1px solid var(--primary-color);
    box-shadow: var(--holographic-glow);
}

.holo-links h3 {
    margin-bottom: 20px;
    color: var(--light-color);
    font-size: 20px;
    text-shadow: var(--text-glow);
}

.holo-links-container {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.holo-links-container a {
    padding: 8px 15px;
    background-color: rgba(255, 42, 109, 0.2);
    border-radius: 20px;
    font-size: 14px;
    border: 1px solid var(--primary-color);
    text-shadow: var(--text-glow);
    transition: all 0.3s;
}

.holo-links-container a:hover {
    background-color: var(--primary-color);
    color: var(--light-color);
    box-shadow: 0 0 10px var(--primary-color);
}

/* 页脚样式 */
footer {
    background-color: var(--darker-bg);
    padding: 30px 0;
    text-align: center;
    margin-top: 50px;
    border-top: 1px solid var(--primary-color);
    box-shadow: 0 0 15px rgba(255, 42, 109, 0.3);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, 
                var(--primary-color), 
                var(--accent-color), 
                var(--primary-color));
    box-shadow: var(--holographic-glow);
}

.copyright {
    font-size: 14px;
    color: var(--secondary-color);
    text-shadow: var(--text-glow);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    
    .holo-grid {
        grid-template-columns: 1fr;
    }
    
    .article-title {
        font-size: 26px;
    }
    
    .article-meta {
        gap: 15px;
    }
    
    .holo-article::before {
        left: -5px;
    }
}

/* 全息动画效果 */
@keyframes holoGlow {
    0% { box-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--secondary-color), 0 0 30px var(--accent-color); }
    50% { box-shadow: 0 0 15px var(--primary-color), 0 0 25px var(--secondary-color), 0 0 35px var(--accent-color); }
    100% { box-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--secondary-color), 0 0 30px var(--accent-color); }
}

.main-content, .holo-card, .holo-links {
    animation: holoGlow 3s infinite alternate;
}