/**
 * PbootCMS 博客主题 v2 - 经典博客风格
 * 设计：极简留白 + 清晰排版 + 自然绿色系
 */

/* ========== 变量 ========== */
:root {
    --blog2-primary: #2d6a4f;
    --blog2-primary-light: #40916c;
    --blog2-accent: #e76f51;
    --blog2-dark: #1b4332;
    --blog2-light: #fafafa;
    --blog2-bg: #ffffff;
    --blog2-text: #2d3748;
    --blog2-text-light: #718096;
    --blog2-border: #e2e8f0;
    --blog2-radius: 12px;
    --blog2-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    --blog2-shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.1);
    --blog2-transition: all 0.3s ease;
}

/* ========== 重置 ========== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
    line-height: 1.8;
    color: var(--blog2-text);
    background: var(--blog2-bg);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--blog2-transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========== 容器 ========== */
.blog2-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========== 头部 ========== */
.blog2-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--blog2-bg);
    border-bottom: 1px solid var(--blog2-border);
    transition: var(--blog2-transition);
}

.blog2-header.scrolled {
    box-shadow: var(--blog2-shadow);
}

.blog2-header .blog2-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.blog2-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--blog2-primary);
}

.blog2-logo-img {
    height: 40px;
    width: auto;
}

.blog2-logo i {
    font-size: 1.5rem;
}

.blog2-nav {
    display: flex;
    gap: 8px;
}

.blog2-nav a {
    padding: 8px 16px;
    color: var(--blog2-text-light);
    font-size: 15px;
    border-radius: 8px;
}

.blog2-nav a:hover,
.blog2-nav a.active {
    color: var(--blog2-primary);
    background: rgba(45, 106, 79, 0.08);
}

.blog2-menu-toggle {
    display: none;
    padding: 10px;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--blog2-primary);
    cursor: pointer;
}

/* ========== 移动端菜单 ========== */
.blog2-mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--blog2-bg);
    border-bottom: 1px solid var(--blog2-border);
    padding: 20px;
    z-index: 999;
}

.blog2-mobile-menu a {
    display: block;
    padding: 12px 0;
    color: var(--blog2-text);
    border-bottom: 1px solid var(--blog2-border);
}

.blog2-mobile-menu a:last-child {
    border-bottom: none;
}

/* ========== Hero ========== */
.blog2-hero {
    position: relative;
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    overflow: hidden;
}

.blog2-hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 80% 20%, rgba(45, 106, 79, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(231, 111, 81, 0.08) 0%, transparent 50%);
}

.blog2-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.blog2-hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--blog2-dark);
    margin-bottom: 16px;
    line-height: 1.2;
}

.blog2-hero p {
    font-size: 1.1rem;
    color: var(--blog2-text-light);
    margin-bottom: 32px;
    letter-spacing: 2px;
}

.blog2-hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* ========== 按钮 ========== */
.blog2-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--blog2-transition);
}

.blog2-btn-primary {
    background: var(--blog2-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(45, 106, 79, 0.3);
}

.blog2-btn-primary:hover {
    background: var(--blog2-primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(45, 106, 79, 0.4);
}

.blog2-btn-outline {
    background: transparent;
    color: var(--blog2-primary);
    border: 2px solid var(--blog2-primary);
}

.blog2-btn-outline:hover {
    background: var(--blog2-primary);
    color: #fff;
}

/* ========== 主内容区 ========== */
.blog2-main {
    padding: 80px 0;
}

.blog2-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 60px;
}

/* ========== 区块标题 ========== */
.blog2-section-header {
    margin-bottom: 30px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--blog2-border);
}

.blog2-section-header h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--blog2-dark);
}

.blog2-section-header h2 i {
    color: var(--blog2-primary);
}

/* ========== 文章列表 ========== */
.blog2-article-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 60px;
}

.blog2-article-card {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 24px;
    background: var(--blog2-bg);
    border-radius: var(--blog2-radius);
    overflow: hidden;
    box-shadow: var(--blog2-shadow);
    transition: var(--blog2-transition);
}

.blog2-article-card:hover {
    box-shadow: var(--blog2-shadow-hover);
    transform: translateY(-4px);
}

.blog2-article-thumb {
    height: 200px;
    overflow: hidden;
}

.blog2-article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog2-article-card:hover .blog2-article-thumb img {
    transform: scale(1.05);
}

.blog2-article-info {
    padding: 24px 24px 24px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog2-article-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--blog2-text-light);
}

.blog2-article-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.blog2-category {
    color: var(--blog2-primary);
}

.blog2-article-info h3 {
    font-size: 1.25rem;
    color: var(--blog2-dark);
    margin-bottom: 10px;
    line-height: 1.4;
}

.blog2-article-info h3 a:hover {
    color: var(--blog2-primary);
}

.blog2-article-info p {
    color: var(--blog2-text-light);
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 14px;
}

.blog2-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--blog2-primary);
    font-size: 14px;
    font-weight: 500;
}

.blog2-read-more:hover {
    gap: 10px;
}

/* ========== 项目网格 ========== */
.blog2-project-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 60px;
}

.blog2-project-card {
    border-radius: var(--blog2-radius);
    overflow: hidden;
    box-shadow: var(--blog2-shadow);
    transition: var(--blog2-transition);
}

.blog2-project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--blog2-shadow-hover);
}

.blog2-project-image {
    position: relative;
    height: 140px;
    overflow: hidden;
}

.blog2-project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog2-project-card:hover .blog2-project-image img {
    transform: scale(1.1);
}

.blog2-project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(45, 106, 79, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--blog2-transition);
}

.blog2-project-overlay i {
    font-size: 28px;
    color: #fff;
}

.blog2-project-card:hover .blog2-project-overlay {
    opacity: 1;
}

.blog2-project-info {
    padding: 16px;
    background: var(--blog2-bg);
}

.blog2-project-cat {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(45, 106, 79, 0.1);
    color: var(--blog2-primary);
    font-size: 11px;
    border-radius: 4px;
    margin-bottom: 8px;
}

.blog2-project-info h4 {
    font-size: 0.95rem;
    color: var(--blog2-dark);
}

.blog2-project-info h4 a:hover {
    color: var(--blog2-primary);
}

/* ========== 服务行 ========== */
.blog2-services-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.blog2-service-item {
    text-align: center;
    padding: 32px 20px;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: var(--blog2-radius);
    transition: var(--blog2-transition);
}

.blog2-service-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--blog2-shadow);
}

.blog2-service-item i {
    font-size: 32px;
    color: var(--blog2-primary);
    margin-bottom: 16px;
}

.blog2-service-item h4 {
    font-size: 1rem;
    color: var(--blog2-dark);
    margin-bottom: 8px;
}

.blog2-service-item p {
    font-size: 0.85rem;
    color: var(--blog2-text-light);
}

/* ========== 侧边栏 ========== */
.blog2-sidebar {
    position: sticky;
    top: 90px;
    height: fit-content;
}

.blog2-widget {
    background: var(--blog2-bg);
    border-radius: var(--blog2-radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--blog2-shadow);
}

.blog2-about-widget {
    text-align: center;
    background: linear-gradient(135deg, var(--blog2-primary) 0%, var(--blog2-primary-light) 100%);
    color: #fff;
}

.blog2-about-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.blog2-about-widget h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.blog2-about-widget p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.blog2-widget-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--blog2-dark);
    padding-bottom: 12px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--blog2-primary);
}

.blog2-widget-title i {
    color: var(--blog2-primary);
}

/* 分类列表 */
.blog2-categories {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.blog2-cat-item {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    background: #f8fafc;
    border-radius: 8px;
    color: var(--blog2-text);
    font-size: 14px;
}

.blog2-cat-item:hover {
    background: rgba(45, 106, 79, 0.1);
    color: var(--blog2-primary);
}

.blog2-cat-item i {
    color: var(--blog2-primary);
    margin-right: 8px;
}

/* 热门文章 */
.blog2-hot-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.blog2-hot-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    background: #f8fafc;
    border-radius: 8px;
    transition: var(--blog2-transition);
}

.blog2-hot-item:hover {
    background: rgba(45, 106, 79, 0.08);
}

.blog2-hot-num {
    width: 28px;
    height: 28px;
    background: var(--blog2-primary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.blog2-hot-content h5 {
    font-size: 14px;
    color: var(--blog2-dark);
    margin-bottom: 4px;
    line-height: 1.4;
}

.blog2-hot-item:hover .blog2-hot-content h5 {
    color: var(--blog2-primary);
}

.blog2-hot-content span {
    font-size: 12px;
    color: var(--blog2-text-light);
}

.blog2-hot-content span i {
    color: var(--blog2-primary);
}

/* 标签 */
.blog2-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.blog2-tag {
    display: inline-block;
    padding: 6px 14px;
    background: #f8fafc;
    color: var(--blog2-text);
    border-radius: 20px;
    font-size: 13px;
}

.blog2-tag:hover {
    background: var(--blog2-primary);
    color: #fff;
}

/* ========== 页脚 ========== */
.blog2-footer {
    background: var(--blog2-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 40px 0;
}

.blog2-footer-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .blog2-content-wrapper {
        grid-template-columns: 1fr;
    }

    .blog2-sidebar {
        position: static;
    }

    .blog2-article-card {
        grid-template-columns: 1fr;
    }

    .blog2-article-thumb {
        height: 220px;
    }

    .blog2-article-info {
        padding: 20px;
    }

    .blog2-project-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .blog2-services-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .blog2-nav {
        display: none;
    }

    .blog2-menu-toggle {
        display: block;
    }

    .blog2-hero {
        padding: 130px 0 60px;
    }

    .blog2-hero-btns {
        flex-direction: column;
        align-items: center;
    }

    .blog2-project-grid,
    .blog2-services-row {
        grid-template-columns: 1fr;
    }

    .blog2-footer-content {
        grid-template-columns: 1fr;
    }

    .blog2-footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}