/* 简约博客 - 青蓝色系样式 */

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 颜色变量 */
:root {
    --primary-blue: #3498db;
    --dark-blue: #2980b9;
    --light-blue: #5dade2;
    --cyan: #17a2b8;
    --light-cyan: #a8e6f0;
    --dark-gray: #34495e;
    --medium-gray: #7f8c8d;
    --light-gray: #ecf0f1;
    --white: #ffffff;
    --text-dark: #2c3e50;
    --text-light: #546e7a;
    --border-color: #e3f2fd;
    --shadow-color: rgba(52, 152, 219, 0.15);
}

/* 基础样式 */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: #f8fbff;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-small {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 顶部导航 */
.header {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    box-shadow: 0 2px 20px var(--shadow-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* 移动端菜单 */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* 主要内容区域 */
.main-content {
    min-height: calc(100vh - 200px);
    padding: 3rem 0;
}

/* 文章列表 */
.post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.post-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 25px var(--shadow-color);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.post-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px var(--shadow-color);
}

.post-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(45deg, var(--light-blue), var(--cyan));
}

.post-content {
    padding: 1.5rem;
}

.post-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.8rem;
    line-height: 1.4;
}

.post-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.post-title a:hover {
    color: var(--primary-blue);
}

.post-excerpt {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-bottom: 1rem;
}

.post-date {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.post-author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.read-more {
    display: inline-block;
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

.read-more:hover {
    border-bottom-color: var(--primary-blue);
}

/* 文章详情页 */
.article-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.1), rgba(23, 162, 184, 0.1));
    border-radius: 15px;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    color: var(--text-light);
    font-size: 0.95rem;
}

.article-content {
    background: var(--white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 5px 25px var(--shadow-color);
    line-height: 1.8;
    border: 1px solid var(--border-color);
}

/* 文章内容样式 */
.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
    color: var(--text-dark);
    margin: 2rem 0 1rem;
    line-height: 1.4;
}

.article-content h1 {
    font-size: 2rem;
}

.article-content h2 {
    font-size: 1.7rem;
}

.article-content h3 {
    font-size: 1.4rem;
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content blockquote {
    border-left: 4px solid var(--primary-blue);
    background: rgba(52, 152, 219, 0.05);
    padding: 1rem 1.5rem;
    margin: 2rem 0;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--text-light);
}

.article-content code {
    background: rgba(52, 152, 219, 0.1);
    padding: 0.3rem 0.5rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    color: var(--dark-blue);
}

.article-content pre {
    background: var(--text-dark);
    color: var(--light-gray);
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.article-content pre code {
    background: none;
    color: inherit;
    padding: 0;
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1.5rem 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: var(--primary-blue);
    color: var(--white);
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn:hover {
    background: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.btn-secondary {
    background: var(--cyan);
}

.btn-secondary:hover {
    background: #138496;
}

.btn-outline {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-outline:hover {
    background: var(--primary-blue);
    color: var(--white);
}

/* 表单样式 */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin: 3rem 0;
}

.page-link {
    padding: 0.8rem 1.2rem;
    color: var(--primary-blue);
    text-decoration: none;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.page-link:hover,
.page-link.active {
    background: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
}

/* 侧边栏 */
.sidebar {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 25px var(--shadow-color);
    border: 1px solid var(--border-color);
}

.sidebar-section {
    margin-bottom: 2rem;
}

.sidebar-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-blue);
}

/* 页脚 */
.footer {
    background: var(--text-dark);
    color: var(--light-gray);
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    .navbar {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .nav-menu.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .post-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .article-title {
        font-size: 2rem;
    }

    .article-content {
        padding: 2rem 1.5rem;
    }

    .article-meta {
        flex-direction: column;
        gap: 1rem;
    }

    .main-content {
        padding: 2rem 0;
    }
}

@media (max-width: 480px) {
    .article-title {
        font-size: 1.7rem;
    }

    .article-content {
        padding: 1.5rem 1rem;
    }

    .post-content {
        padding: 1rem;
    }

    .btn {
        padding: 0.7rem 1.5rem;
    }
}

/* 加载动画 */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* 通知样式 */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.alert-success {
    background: rgba(46, 204, 113, 0.1);
    color: #27ae60;
    border: 1px solid rgba(46, 204, 113, 0.2);
}

.alert-error {
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    color: var(--primary-blue);
    border: 1px solid rgba(52, 152, 219, 0.2);
}

/* Markdown表格样式 */
.article-content table,
.table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.article-content table th,
.article-content table td,
.table th,
.table td {
    padding: 0.8rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

.article-content table th,
.table th {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    border-bottom: none;
}

.article-content table tbody tr:nth-child(even),
.table tbody tr:nth-child(even) {
    background: rgba(52, 152, 219, 0.02);
}

.article-content table tbody tr:hover,
.table tbody tr:hover {
    background: rgba(52, 152, 219, 0.05);
    transition: background-color 0.2s ease;
}

.article-content table tbody tr:last-child td,
.table tbody tr:last-child td {
    border-bottom: none;
}

/* 表格响应式设计 */
@media (max-width: 768px) {

    .article-content table,
    .table {
        font-size: 0.9rem;
    }

    .article-content table th,
    .article-content table td,
    .table th,
    .table td {
        padding: 0.6rem 0.8rem;
    }
}

@media (max-width: 480px) {

    .article-content table,
    .table {
        font-size: 0.8rem;
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

    .article-content table th,
    .article-content table td,
    .table th,
    .table td {
        padding: 0.5rem;
    }
}

/* 博客运行天数模块样式 */
.blog-stats-card {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 3rem;
    box-shadow: 0 8px 25px var(--shadow-color);
    position: relative;
    overflow: hidden;
}

/* 动画定义（备用） */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 顶部加载指示条 */
.loading-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4);
    z-index: 10002;
    transition: width 0.3s ease;
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.4);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }

    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.loading-bar.complete {
    opacity: 0;
    transition: width 0.3s ease, opacity 0.5s ease 0.3s;
}

.blog-stats-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.stats-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.stats-content p {
    font-size: 1.1rem;
    opacity: 0.95;
    margin: 0;
}

.highlight-date {
    color: var(--light-cyan);
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.highlight-days {
    color: #ffd700;
    font-weight: 700;
    font-size: 1.4rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .blog-stats-card {
        text-align: center;
        padding: 1.5rem;
    }

    .stats-content h3 {
        font-size: 1.1rem;
    }

    .stats-content p {
        font-size: 1rem;
    }

    .highlight-days {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .blog-stats-card {
        padding: 1rem;
        margin-bottom: 2rem;
    }

    .stats-content h3 {
        font-size: 1rem;
    }

    .stats-content p {
        font-size: 0.9rem;
    }
}