/*
Theme Name: 智盈通企业主题
Theme URI: https://park.cab
Author: 艾丽丝
Author URI: https://park.cab
Description: 西藏智盈通信息工程有限公司企业官网主题 - 智慧·共赢·互通 | 支持幻灯片、毛玻璃效果、后台自定义 | v2.5.2修复：移动端汉堡菜单
Version: 2.5.2
License: MIT
Text Domain: parkcab
*/

/* ===== 全局样式 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --accent-color: #10b981;
    --orange-gradient: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-light: #f3f4f6;
    --border-color: #e5e7eb;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background: var(--bg-color);
    overflow-x: hidden;
}

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

a:hover {
    color: var(--primary-dark);
}

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

/* ===== 毛玻璃效果 ===== */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* ===== 导航栏 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 6px;
}

.logo span {
    color: var(--accent-color);
    font-size: 0.9rem;
    margin-left: 4px;
}

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

.nav-menu a {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--orange-gradient);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* 汉堡菜单按钮（PC端隐藏） */
.menu-toggle {
    display: none;
}

/* ===== 幻灯片 ===== */
.hero-slider {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter: brightness(0.7);
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 2rem;
    max-width: 800px;
}

.slide-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.8s ease;
}

.slide-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.slide-content .btn-primary {
    animation: fadeInUp 0.8s ease 0.4s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slider-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dot.active {
    background: white;
    transform: scale(1.2);
}

.slider-arrows {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    z-index: 10;
    pointer-events: none;
}

.slider-arrow {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    pointer-events: auto;
    transition: all 0.3s ease;
}

.slider-arrow:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

/* ===== 按钮 - 渐变橘黄色 ===== */
.btn-primary {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--orange-gradient);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.5);
    color: white;
}

/* ===== 服务区域 - 一行四个 ===== */
.services {
    padding: 100px 0;
    background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--text-light);
    font-size: 1.1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: 1.8rem;
    border-radius: 20px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--orange-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--orange-gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.2rem;
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    color: var(--text-color);
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* ===== 数据展示 ===== */
.stats {
    padding: 80px 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #3730a3 50%, #1e40af 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.stat-item {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item h3 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff, #e0e7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

/* 数字滚动动画 */
.stat-item .counter {
    display: inline-block;
    animation: pulse 0.3s ease-out;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* 数字淡入动画 */
.stat-item {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.stat-item:nth-child(1) { animation-delay: 0.1s; }
.stat-item:nth-child(2) { animation-delay: 0.2s; }
.stat-item:nth-child(3) { animation-delay: 0.3s; }
.stat-item:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-item p {
    opacity: 0.9;
    font-size: 1.1rem;
}

/* ===== 关于我们 ===== */
.about {
    padding: 100px 0;
    background: var(--bg-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
}

.about-text h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--orange-gradient);
    border-radius: 2px;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.9;
    font-size: 1.05rem;
}

/* ===== 展示框轮播 ===== */
.about-gallery {
    position: relative;
}

.gallery-slider {
    position: relative;
    height: 450px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(245, 158, 11, 0.3);
}

.gallery-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.gallery-slide.active {
    opacity: 1;
    z-index: 1;
}

.gallery-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.gallery-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.gallery-dot.active {
    background: white;
    transform: scale(1.2);
}

/* 默认展示框（无图片时） */
.about-image {
    background: var(--orange-gradient);
    height: 450px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(245, 158, 11, 0.3);
}

.about-image::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 15s linear infinite;
}

/* ===== 文章展示 - 一行四个 ===== */
.articles {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.article-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.article-thumb {
    height: 160px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-thumb .placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.article-content {
    padding: 1.2rem;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.6rem;
    font-size: 0.8rem;
    color: var(--text-light);
}

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

.article-content h3 {
    font-size: 1.05rem;
    margin-bottom: 0.6rem;
    color: var(--text-color);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-content h3 a {
    color: inherit;
}

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

.article-excerpt {
    color: var(--text-light);
    font-size: 0.85rem;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 0.8rem;
}

.article-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.85rem;
}

.article-link:hover {
    gap: 10px;
}

/* ===== 联系我们 ===== */
.contact {
    padding: 100px 0;
    background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: var(--orange-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
}

/* ===== 二维码区域 ===== */
.qrcode-section {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(251, 191, 36, 0.05) 100%);
    backdrop-filter: blur(20px);
    padding: 2.5rem;
    border-radius: 24px;
    border: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
    text-align: center;
    overflow: hidden;
}

.qrcode-section::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--orange-gradient);
    border-radius: 26px;
    z-index: -1;
    animation: borderGlow 3s ease-in-out infinite;
}

@keyframes borderGlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.qrcode-section::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.8; }
}

.qrcode-section h3 {
    font-size: 1.3rem;
    margin-bottom: 1.8rem;
    color: var(--text-color);
    position: relative;
    z-index: 1;
}

.qrcode-wrapper {
    position: relative;
    z-index: 1;
    display: inline-block;
}

.qrcode-image {
    width: 220px;
    height: 220px;
    margin: 0 auto 1.2rem;
    background: white;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    position: relative;
}

.qrcode-image::before,
.qrcode-image::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 25px;
    border: 3px solid #f59e0b;
}

.qrcode-image::before {
    top: 8px;
    left: 8px;
    border-right: none;
    border-bottom: none;
    border-radius: 6px 0 0 0;
}

.qrcode-image::after {
    bottom: 8px;
    right: 8px;
    border-left: none;
    border-top: none;
    border-radius: 0 0 6px 0;
}

.qrcode-image img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.qrcode-tip {
    color: var(--text-light);
    font-size: 0.95rem;
    position: relative;
    z-index: 1;
}

/* ===== 文章详情页 ===== */
.single-post {
    padding-top: 100px;
    min-height: 100vh;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.post-header {
    text-align: center;
    padding: 3rem 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(251, 191, 36, 0.05) 100%);
    margin-bottom: 3rem;
}

.post-title {
    font-size: 2.5rem;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

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

.post-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.post-featured-image {
    width: 100%;
    max-height: 500px;
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 3rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.post-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.post-content h2 {
    font-size: 1.8rem;
    margin: 2.5rem 0 1.5rem;
    color: var(--text-color);
    position: relative;
    padding-left: 1rem;
}

.post-content h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 70%;
    background: var(--orange-gradient);
    border-radius: 2px;
}

.post-content h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--text-color);
}

.post-content p {
    font-size: 1.05rem;
    line-height: 1.9;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 1.5rem 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.post-content blockquote {
    border-left: 4px solid #f59e0b;
    padding: 1rem 1.5rem;
    margin: 2rem 0;
    background: #fffbeb;
    border-radius: 0 12px 12px 0;
    font-style: italic;
}

.post-content ul, .post-content ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.post-content li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.post-tags a {
    padding: 0.5rem 1rem;
    background: #f1f5f9;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-light);
    transition: all 0.3s ease;
}

.post-tags a:hover {
    background: var(--orange-gradient);
    color: white;
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.post-nav-link {
    flex: 1;
    padding: 1.5rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.post-nav-link:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.post-nav-label {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.post-nav-title {
    font-weight: 600;
    color: var(--text-color);
}

/* ===== 页脚 ===== */
.footer {
    background: linear-gradient(180deg, #1f2937 0%, #111827 100%);
    color: white;
    padding: 80px 0 30px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--orange-gradient);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff, #e0e7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    color: #9ca3af;
    line-height: 1.8;
}

.footer-links h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #9ca3af;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: white;
    padding-left: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: #6b7280;
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
    .services-grid,
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .slide-content h1 {
        font-size: 2.5rem;
    }
    
    .slide-content p {
        font-size: 1.2rem;
    }
}

@media (max-width: 768px) {
    /* 汉堡菜单按钮 */
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 28px;
        height: 20px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 1001;
    }
    
    .menu-toggle span {
        display: block;
        width: 100%;
        height: 3px;
        background: var(--primary-color, #2563eb);
        border-radius: 2px;
        transition: all 0.3s ease;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: translateY(8.5px) rotate(45deg);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-8.5px) rotate(-45deg);
    }
    
    /* 移动端菜单 */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 1000;
    }
    
    .nav-menu.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        margin: 10px 0;
        text-align: center;
    }
    
    .nav-menu a {
        font-size: 1.1rem;
        padding: 10px 20px;
    }
    
    .slide-content h1 {
        font-size: 2rem;
    }
    
    .hero-slider {
        height: 80vh;
    }
    
    .about-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-image,
    .gallery-slider {
        height: 300px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .slider-arrows {
        display: none;
    }
    
    .qrcode-image {
        width: 200px;
        height: 200px;
    }
    
    .services-grid,
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .post-title {
        font-size: 1.8rem;
    }
    
    .post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .post-navigation {
        flex-direction: column;
        gap: 1rem;
    }
}