/* 徐明亮个人博客样式表 - 毛玻璃质感版 */
/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

:root {
    --primary: #8b9dc3;
    --secondary: #6c757d;
    --accent: #a8b5c4;
    --light: rgba(248, 249, 250, 0.6); /* 60%透明度 */
    --dark: #2d3748;
    --gray: #6c757d;
    --success: #68d391;
    --warning: #faf089;
    --danger: #fc8181;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --blur: blur(12px);
    --frosted: rgba(255, 255, 255, 0.15);
    --fluffy-border: 1px solid rgba(255, 255, 255, 0.4);
}

body {
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e0 100%);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
}

/* 页眉样式 */
header {
    background: var(--frosted);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    color: var(--dark);
    padding: 2rem 0;
    box-shadow: var(--shadow);
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.header-left h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    color: var(--dark);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.header-left p {
    font-size: 1.1rem;
    opacity: 0.8;
    font-weight: 300;
}

.header-right {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
}

.header-btn {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
    color: var(--dark);
    padding: 0.7rem 1.2rem;
    border-radius: 15px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    white-space: nowrap;
    font-size: 0.9rem;
    min-width: max-content;
}

.header-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

.header-btn:hover::before {
    left: 100%;
}

.header-btn:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* 新增按钮的特殊样式 */
#gift-btn {
    background: rgba(255, 182, 193, 0.3); /* 粉色系背景 */
}

#gift-btn:hover {
    background: rgba(255, 182, 193, 0.5);
}

#blessing-btn {
    background: rgba(255, 105, 180, 0.3); /* 深粉色系背景 */
}

#blessing-btn:hover {
    background: rgba(255, 105, 180, 0.5);
}

/* 容器布局 */
.container {
    display: flex;
    flex: 1;
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
    gap: 2rem;
    align-items: flex-start;
}

/* 侧边栏样式 */
#sidebar {
    width: 300px;
    background: var(--frosted);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: var(--fluffy-border);
    height: fit-content;
    position: sticky;
    top: 2rem;
}

#sidebar.collapsed {
    width: 70px;
    padding: 1rem 0.8rem;
}

#sidebar.collapsed .sidebar-content {
    opacity: 0;
    visibility: hidden;
    height: 0;
    overflow: hidden;
}

/* 菜单切换按钮 */
.menu-toggle {
    background: rgba(139, 157, 195, 0.3);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-bottom: 1.5rem;
    transition: var(--transition);
    align-self: flex-start;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.menu-toggle:hover {
    background: rgba(139, 157, 195, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
}

.hamburger {
    width: 20px;
    height: 2px;
    background: var(--dark);
    margin: 2px 0;
    transition: var(--transition);
    border-radius: 2px;
}

.menu-toggle.collapsed .hamburger:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.collapsed .hamburger:nth-child(2) {
    opacity: 0;
}

.menu-toggle.collapsed .hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* 侧边栏内容 */
.sidebar-content {
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

/* 主导航 */
.main-nav {
    margin-bottom: 2rem;
}

.main-nav h3 {
    color: var(--dark);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.main-nav ul {
    list-style: none;
}

.main-nav li {
    margin-bottom: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.8rem 1rem;
    text-decoration: none;
    color: var(--gray);
    border-radius: 12px;
    transition: var(--transition);
    font-weight: 500;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.nav-link i {
    margin-right: 10px;
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: translateX(5px);
    color: var(--dark);
}

.nav-link.active {
    background: rgba(139, 157, 195, 0.3);
    color: var(--dark);
    font-weight: 600;
}

/* 分类区域 */
.categories {
    flex: 1;
}

.categories h3 {
    color: var(--dark);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.category-group {
    margin-bottom: 1.5rem;
}

.category-title {
    font-size: 1rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
    padding: 0.6rem 0.8rem;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.category-title:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: translateX(3px);
}

.subcategory-container {
    transition: var(--transition);
    overflow: hidden;
}

.subcategory-container.collapsed {
    height: 0;
    opacity: 0;
}

.subcategory {
    margin-left: 1rem;
    margin-bottom: 0.5rem;
}

.subcategory-title {
    font-size: 0.9rem;
    color: var(--dark);
    margin-bottom: 0.4rem;
    padding: 0.5rem 0.8rem;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
}

.subcategory-title:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateX(3px);
}

.category-items {
    transition: var(--transition);
    overflow: hidden;
}

.category-items.collapsed {
    height: 0;
    opacity: 0;
}

.category-item {
    display: block;
    padding: 0.5rem 0.8rem;
    margin-bottom: 0.3rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    text-decoration: none;
    color: var(--gray);
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.9rem;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.category-item:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
    color: var(--dark);
}

/* 主内容区域 */
main {
    flex: 1;
    background: var(--frosted);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: var(--fluffy-border);
}

/* 快速导航 */
.quick-nav {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.quick-btn {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
    color: var(--dark);
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.quick-btn:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.content-section {
    display: none;
}

.content-section.active {
    display: block;
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { 
        opacity: 0; 
        transform: translateY(10px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

/* 博客文章 */
.blog-post {
    margin-bottom: 2rem;
    padding: 1.5rem;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: var(--fluffy-border);
}

.blog-post:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    background: rgba(255, 255, 255, 0.4);
}

.post-header {
    margin-bottom: 1rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.post-header h3 {
    color: var(--dark);
    margin-bottom: 0.3rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.post-date {
    color: var(--gray);
    font-size: 0.9rem;
}

.post-image {
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
}

.post-image img {
    width: 100%;
    height: auto;
    transition: transform 0.3s ease;
}

.post-image img:hover {
    transform: scale(1.02);
}

.post-content p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: var(--dark);
}

.post-tags {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.tag {
    background: rgba(139, 157, 195, 0.3);
    color: var(--dark);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    transition: var(--transition);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
}

.tag:hover {
    background: rgba(139, 157, 195, 0.5);
    transform: translateY(-1px);
}

.intro-text {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    padding: 1.2rem;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    color: var(--dark);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
}

/* 文章详情页面 */
.article-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.article-header h2 {
    color: var(--dark);
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.article-meta {
    display: flex;
    gap: 1.5rem;
    color: var(--gray);
    font-size: 0.9rem;
}

.article-category {
    background: rgba(139, 157, 195, 0.3);
    color: var(--dark);
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    font-weight: 500;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
}

.article-content {
    line-height: 1.8;
    margin-bottom: 2rem;
}

.article-content h3 {
    color: var(--dark);
    margin: 1.5rem 0 1rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.article-content h4 {
    color: var(--dark);
    margin: 1.2rem 0 0.8rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.article-content ul, .article-content ol {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

.article-content pre {
    background: rgba(255, 255, 255, 0.2);
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1rem 0;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: var(--fluffy-border);
}

.article-content code {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.article-footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
}

.back-btn {
    background: rgba(139, 157, 195, 0.3);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    color: var(--dark);
    border: var(--fluffy-border);
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.back-btn:hover {
    background: rgba(139, 157, 195, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

/* 页脚样式 */
footer {
    background: var(--frosted);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    color: var(--dark);
    padding: 2rem 0 1.5rem;
    margin-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
}

.footer-info h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.footer-info p {
    opacity: 0.8;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: var(--dark);
    text-decoration: none;
    transition: var(--transition);
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
    transform: translateX(3px);
}

.footer-contact {
    opacity: 0.8;
}

.footer-contact a {
    color: var(--dark);
    text-decoration: none;
}

.footer-contact a:hover {
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
    
    .header-right {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 992px) {
    .container {
        flex-direction: column;
    }
    
    #sidebar {
        width: 100%;
        position: static;
    }
    
    #sidebar.collapsed {
        width: 100%;
        height: 60px;
        padding: 1rem;
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .header-right {
        justify-content: center;
    }
    
    .quick-nav {
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 1rem;
    }
    
    .header-left h1 {
        font-size: 2rem;
    }
    
    .header-right {
        flex-direction: column;
        align-items: stretch;
    }
    
    .header-btn {
        justify-content: center;
        text-align: center;
    }
    
    .container {
        padding: 0 1rem;
        gap: 1.5rem;
    }
    
    main {
        padding: 1.5rem;
    }
    
    .blog-post {
        padding: 1.2rem;
    }
    
    .quick-nav {
        flex-direction: column;
    }
    
    .quick-btn {
        justify-content: center;
    }
    
    .article-header h2 {
        font-size: 1.6rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* 滚动条样式优化 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(139, 157, 195, 0.5);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(139, 157, 195, 0.7);
}

/* 选择文本样式 */
::selection {
    background: rgba(139, 157, 195, 0.3);
    color: var(--dark);
}

/* 焦点样式优化 */
button:focus,
a:focus {
    outline: 2px solid rgba(139, 157, 195, 0.5);
    outline-offset: 2px;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 工具类 */
.text-center {
    text-align: center;
}

.mb-1 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.mt-1 {
    margin-top: 1rem;
}

.mt-2 {
    margin-top: 2rem;
}

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* 毛绒边框效果增强 */
.fluffy {
    border: var(--fluffy-border);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: relative;
}

.fluffy::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.3);
    pointer-events: none;
}

/* 全局微动画 */
* {
    transition: background-color 0.3s, color 0.3s, transform 0.3s;
}