/*********************************************
 * 武汉钜阳智慧能源 CMS - 前台主样式
 * 绿色环保色调
 *********************************************/

/* ========== 基础重置 ========== */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: #333; background: #f0f7f0; line-height: 1.7; overflow-x: hidden; }
a { text-decoration: none; color: #2e7d32; transition: all 0.3s; }
a:hover { color: #1b5e20; }
img { max-width: 100%; height: auto; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ========== 顶部信息栏 ========== */
.top-bar { background: #1b5e20; color: rgba(255,255,255,0.9); font-size: 13px; padding: 6px 0; }
.top-bar .container { display: flex; justify-content: space-between; align-items: center; }
.top-bar-left span { margin-right: 20px; }
.top-bar-left i { margin-right: 4px; }
.top-bar-right a { color: rgba(255,255,255,0.9); }
.top-bar-right a:hover { color: #fff; }

/* ========== 主导航 ========== */
.site-header { background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,0.06); position: sticky; top: 0; z-index: 1000; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 65px; }
.logo a { display: flex; align-items: center; }
.logo-text { display: flex; align-items: center; font-size: 20px; font-weight: 700; color: #1b5e20; }
.logo-icon { font-size: 32px; color: #4caf50; margin-right: 10px; }
.main-nav ul { display: flex; align-items: center; gap: 5px; }
.main-nav ul li { position: relative; }
.main-nav ul li > a {
    display: block; padding: 8px 16px; color: #333; font-size: 15px; border-radius: 4px; transition: all 0.3s; }
.main-nav ul li > a:hover, .main-nav ul li > a.active { background: #e8f5e9; color: #2e7d32; }
.dropdown-menu { display: none; position: absolute; top: 100%; left: 0; background: #fff; min-width: 160px; box-shadow: 0 4px 12px rgba(0,0,0,0.1); border-radius: 6px; padding: 5px 0; z-index: 100; }
.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu a { display: block; padding: 8px 16px; color: #333; font-size: 14px; }
.dropdown-menu a:hover { background: #e8f5e9; color: #2e7d32; }

/* 移动端菜单按钮 */
.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 5px; }
.mobile-toggle span { display: block; width: 24px; height: 2px; background: #2e7d32; border-radius: 2px; }

/* ========== Hero区域 ========== */
.hero-slider { position: relative; background: linear-gradient(135deg, #1b5e20, #2e7d32, #4caf50); color: #fff; min-height: 85vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.08) 0%, transparent 60%); }
.hero-content { position: relative; z-index: 2; width: 100%; }
.hero-text h1 { font-size: 48px; font-weight: 700; margin-bottom: 20px; text-shadow: 0 2px 4px rgba(0,0,0,0.2); }
.hero-text p { font-size: 18px; opacity: 0.9; line-height: 1.8; margin-bottom: 30px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 50px; flex-wrap: wrap; }
.stat-item { text-align: center; }
.stat-number { display: block; font-size: 36px; font-weight: 700; }
.stat-label { font-size: 14px; opacity: 0.8; }
.hero-wave { position: absolute; bottom: 0; left: 0; width: 100%; line-height: 0; }
.hero-wave svg { width: 100%; height: 60px; }

/* ========== 页面Banner ========== */
.page-banner { position: relative; padding: 80px 0 120px; color: #fff; text-align: center; }
.page-banner h1 { font-size: 36px; font-weight: 700; margin-bottom: 10px; }
.page-banner .banner-subtitle { font-size: 16px; opacity: 0.8; }
.banner-wave { position: absolute; bottom: -1px; left: 0; width: 100%; line-height: 0; }
.banner-wave svg { width: 100%; height: 50px; }

/* ========== 按钮 ========== */
.btn { display: inline-block; padding: 10px 24px; border-radius: 6px; font-size: 15px; border: none; cursor: pointer; transition: all 0.3s; text-align: center; }
.btn-primary { background: linear-gradient(135deg, #2e7d32, #4caf50); color: #fff; }
.btn-primary:hover { background: linear-gradient(135deg, #1b5e20, #388e3c); color: #fff; box-shadow: 0 4px 15px rgba(46,125,50,0.3); transform: translateY(-1px); }
.btn-outline { border: 2px solid rgba(255,255,255,0.8); color: #fff; background: transparent; }
.btn-outline:hover { background: rgba(255,255,255,0.15); color: #fff; }
.btn-outline-green { border: 2px solid #4caf50; color: #2e7d32; background: transparent; }
.btn-outline-green:hover { background: #e8f5e9; }
.btn-lg { padding: 14px 36px; font-size: 17px; }
.btn-sm { padding: 6px 16px; font-size: 13px; }
.btn-block { display: block; width: 100%; }

/* ========== 通用区块 ========== */
.section { padding: 70px 0; }
.section-header { text-align: center; margin-bottom: 45px; }
.section-header h2 { font-size: 32px; color: #1b5e20; margin-bottom: 10px; position: relative; display: inline-block; }
.section-header h2::after { content: ''; display: block; width: 50px; height: 3px; background: #4caf50; margin: 10px auto 0; border-radius: 2px; }
.section-desc { color: #666; font-size: 16px; }
.section-more { text-align: center; margin-top: 30px; }
.bg-light { background: #fff; }
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }

/* ========== 业务卡片 ========== */
.business-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.business-card {
    background: #fff; border-radius: 12px; padding: 30px 24px; text-align: center;
    border: 1px solid #e8f5e9; transition: all 0.3s; position: relative; overflow: hidden; }
.business-card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(46,125,50,0.1); border-color: #4caf50; }
.business-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, #2e7d32, #4caf50); transform: scaleX(0); transition: transform 0.3s; }
.business-card:hover::before { transform: scaleX(1); }
.business-icon { width: 70px; height: 70px; background: #e8f5e9; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 28px; color: #2e7d32; }
.business-card h3 { color: #1b5e20; margin-bottom: 10px; font-size: 18px; }
.business-card p { color: #666; font-size: 14px; line-height: 1.6; margin-bottom: 15px; }
.card-link { font-size: 14px; color: #4caf50; font-weight: 500; }
.card-link i { margin-left: 4px; transition: transform 0.3s; }
.card-link:hover i { transform: translateX(3px); }

/* ========== 产品网格 ========== */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card { background: #fff; border-radius: 10px; overflow: hidden; border: 1px solid #e8f5e9; transition: all 0.3s; }
.product-card:hover { box-shadow: 0 8px 25px rgba(0,0,0,0.08); border-color: #4caf50; }
.product-img { height: 200px; overflow: hidden; position: relative; background: #f0f7f0; display: flex; align-items: center; justify-content: center; }
.product-img img { object-fit: cover; width: 100%; height: 100%; }
.product-placeholder, .product-placeholder-lg { font-size: 50px; color: #4caf50; }
.product-placeholder-lg { font-size: 80px; height: 250px; display: flex; align-items: center; justify-content: center; background: #f0f7f0; }
.product-category { position: absolute; top: 10px; left: 10px; background: #4caf50; color: #fff; padding: 3px 10px; border-radius: 20px; font-size: 12px; }
.product-info { padding: 20px; }
.product-info h3 { color: #1b5e20; margin-bottom: 8px; font-size: 17px; }
.product-model { color: #999; font-size: 12px; margin-bottom: 6px; }
.product-summary { color: #666; font-size: 14px; }

/* ========== 案例网格 ========== */
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.case-card { background: #fff; border-radius: 10px; overflow: hidden; border: 1px solid #e8f5e9; transition: all 0.3s; }
.case-card:hover { box-shadow: 0 8px 25px rgba(0,0,0,0.08); border-color: #4caf50; }
.case-img { height: 220px; overflow: hidden; position: relative; background: #e8f5e9; display: flex; align-items: center; justify-content: center; }
.case-img img { width: 100%; height: 100%; object-fit: cover; }
.case-placeholder { font-size: 60px; color: #4caf50; text-align: center; }
.case-placeholder span { display: block; font-size: 14px; color: #2e7d32; margin-top: 5px; }
.case-overlay { position: absolute; inset: 0; background: rgba(27,94,32,0.7); display: flex; flex-direction: column; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.3s; }
.case-card:hover .case-overlay { opacity: 1; }
.case-type { background: #4caf50; color: #fff; padding: 4px 16px; border-radius: 20px; font-size: 14px; margin-bottom: 12px; }
.case-info-box { color: #fff; text-align: center; }
.case-info-box span { display: block; margin: 4px 0; font-size: 13px; }
.case-info { padding: 18px; }
.case-info h3 { color: #1b5e20; font-size: 16px; margin-bottom: 8px; }
.case-info p { color: #666; font-size: 13px; }

/* ========== 新闻网格 ========== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: #fff; border-radius: 10px; overflow: hidden; border: 1px solid #e8f5e9; display: block; transition: all 0.3s; }
.news-card:hover { box-shadow: 0 8px 25px rgba(0,0,0,0.08); border-color: #4caf50; transform: translateY(-2px); }
.news-img { height: 180px; overflow: hidden; background: #f0f7f0; display: flex; align-items: center; justify-content: center; }
.news-img img { width: 100%; height: 100%; object-fit: cover; }
.news-placeholder { font-size: 50px; color: #4caf50; }
.news-info { padding: 18px; }
.news-info h3 { font-size: 16px; color: #333; margin-bottom: 8px; line-height: 1.4; }
.news-info p { color: #888; font-size: 13px; margin-bottom: 10px; }
.news-date { font-size: 12px; color: #aaa; }

/* ========== CTA区域 ========== */
.cta-section { background: linear-gradient(135deg, #1b5e20, #2e7d32); }
.cta-content { text-align: center; color: #fff; }
.cta-content h2 { font-size: 30px; margin-bottom: 12px; }
.cta-content p { font-size: 16px; opacity: 0.85; margin-bottom: 24px; }

/* ========== 关于页面 ========== */
.about-section { padding: 60px 0; }
.about-block { padding: 40px 0; border-bottom: 1px solid #e0e8e0; }
.about-block:last-child { border-bottom: none; }
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; align-items: center; }
.about-text h2 { font-size: 28px; color: #1b5e20; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 3px solid #4caf50; display: inline-block; }
.about-img-placeholder { height: 300px; background: linear-gradient(135deg, #e8f5e9, #c8e6c9); border-radius: 12px; display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 60px; color: #2e7d32; }
.about-img-placeholder span { font-size: 16px; margin-top: 8px; }

/* 企业文化卡片 */
.culture-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 30px 0; }
.culture-card { background: #fff; border-radius: 10px; padding: 30px 20px; text-align: center; border: 1px solid #e8f5e9; transition: all 0.3s; }
.culture-card:hover { transform: translateY(-3px); box-shadow: 0 6px 20px rgba(46,125,50,0.08); }
.culture-icon { width: 60px; height: 60px; background: #e8f5e9; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 15px; font-size: 24px; color: #2e7d32; }
.culture-card h3 { color: #1b5e20; margin-bottom: 8px; }
.culture-card p { color: #666; font-size: 14px; }

/* 时间线 */
.timeline { position: relative; padding: 30px 0; max-width: 700px; margin: 0 auto; }
.timeline::before { content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background: #c8e6c9; transform: translateX(-50%); }
.timeline-item { position: relative; margin-bottom: 40px; display: flex; }
.timeline-item:nth-child(odd) { flex-direction: row; padding-right: 55%; }
.timeline-item:nth-child(even) { flex-direction: row-reverse; padding-left: 55%; }
.timeline-dot { position: absolute; left: 50%; top: 0; width: 14px; height: 14px; background: #4caf50; border-radius: 50%; transform: translateX(-50%); z-index: 1; }
.timeline-date { position: absolute; left: 50%; top: -5px; transform: translateX(-50%); background: #2e7d32; color: #fff; padding: 3px 12px; border-radius: 20px; font-size: 12px; z-index: 2; white-space: nowrap; }
.timeline-card { background: #fff; padding: 16px; border-radius: 8px; border: 1px solid #e8f5e9; box-shadow: 0 2px 8px rgba(0,0,0,0.04); }
.timeline-card h4 { color: #1b5e20; margin-bottom: 5px; }
.timeline-card p { font-size: 13px; color: #666; }

/* ========== 业务详情页 ========== */
.business-detail-card { display: flex; gap: 30px; background: #fff; padding: 40px; border-radius: 12px; margin-bottom: 30px; border: 1px solid #e8f5e9; transition: all 0.3s; }
.business-detail-card:hover { box-shadow: 0 6px 25px rgba(0,0,0,0.05); }
.business-detail-card.alt { flex-direction: row-reverse; }
.bd-icon { flex-shrink: 0; width: 80px; height: 80px; background: #e8f5e9; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 32px; color: #2e7d32; }
.bd-content h2 { color: #1b5e20; margin-bottom: 12px; }
.bd-content > p { color: #555; margin-bottom: 20px; }
.bd-services { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
.bd-service-item { padding: 15px; background: #f9fdf9; border-radius: 8px; }
.bd-service-item h4 { color: #2e7d32; font-size: 15px; margin-bottom: 5px; }
.bd-service-item h4 i { margin-right: 5px; }
.bd-service-item p { font-size: 13px; color: #777; }

/* ========== 产品页列表 ========== */
.product-card-full { display: grid; grid-template-columns: 300px 1fr; gap: 30px; background: #fff; border-radius: 12px; padding: 30px; margin-bottom: 30px; border: 1px solid #e8f5e9; }
.product-img-full { height: 250px; background: #f0f7f0; border-radius: 8px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.product-img-full img { width: 100%; height: 100%; object-fit: contain; }
.product-cat-tag { display: inline-block; background: #e8f5e9; color: #2e7d32; padding: 3px 12px; border-radius: 20px; font-size: 12px; margin-bottom: 8px; }
.product-info-full h3 { font-size: 20px; color: #1b5e20; }
.model-info { color: #999; font-size: 13px; margin: 5px 0; }
.product-info-full .summary { color: #555; margin: 10px 0; }
.specs-box, .features-box { margin-top: 12px; padding: 10px; background: #f9fdf9; border-radius: 6px; }
.specs-box h5, .features-box h5 { color: #2e7d32; margin-bottom: 5px; font-size: 13px; }
.specs-box p, .features-box p { font-size: 13px; color: #666; }

/* ========== 案例页详情 ========== */
.case-detail-card { background: #fff; border-radius: 12px; overflow: hidden; margin-bottom: 30px; border: 1px solid #e8f5e9; }
.cdc-image { height: 280px; background: #e8f5e9; position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.cdc-image img { width: 100%; height: 100%; object-fit: cover; }
.cdc-placeholder { font-size: 70px; color: #4caf50; }
.cdc-tags { position: absolute; top: 15px; left: 15px; }
.cdc-type { background: #4caf50; color: #fff; padding: 4px 14px; border-radius: 20px; font-size: 13px; }
.cdc-body { padding: 25px; }
.cdc-body h3 { color: #1b5e20; font-size: 20px; margin-bottom: 10px; }
.cdc-meta { display: flex; flex-wrap: wrap; gap: 15px; margin-bottom: 12px; }
.cdc-meta span { font-size: 13px; color: #777; }
.cdc-meta span i { color: #4caf50; margin-right: 4px; }
.cdc-summary { color: #555; margin-bottom: 12px; }
.cdc-features { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 15px; }
.feature-tag { background: #e8f5e9; color: #2e7d32; padding: 3px 12px; border-radius: 20px; font-size: 12px; }

/* ========== 新闻列表页 ========== */
.news-page-layout { display: grid; grid-template-columns: 250px 1fr; gap: 30px; }
.news-list-item { display: flex; gap: 20px; background: #fff; padding: 20px; border-radius: 10px; margin-bottom: 15px; border: 1px solid #e8f5e9; transition: all 0.3s; }
.news-list-item:hover { box-shadow: 0 4px 15px rgba(0,0,0,0.05); border-color: #4caf50; }
.nli-image { flex-shrink: 0; width: 200px; height: 140px; border-radius: 6px; overflow: hidden; background: #f0f7f0; }
.nli-image img { width: 100%; height: 100%; object-fit: cover; }
.nli-content { flex: 1; }
.nli-content h3 { font-size: 18px; color: #333; margin-bottom: 8px; }
.nli-content h3 a { color: #333; }
.nli-content h3 a:hover { color: #2e7d32; }
.nli-meta { display: flex; gap: 15px; font-size: 12px; color: #aaa; margin-bottom: 8px; }
.nli-cat { background: #e8f5e9; color: #2e7d32; padding: 1px 8px; border-radius: 3px; }
.nli-content p { font-size: 14px; color: #888; margin-bottom: 10px; }
.read-more { font-size: 13px; color: #4caf50; font-weight: 500; }

/* 侧边栏 */
.news-sidebar { }
.sidebar-box { background: #fff; border-radius: 10px; padding: 20px; margin-bottom: 20px; border: 1px solid #e8f5e9; }
.sidebar-box h3 { color: #1b5e20; font-size: 17px; padding-bottom: 10px; border-bottom: 2px solid #e8f5e9; margin-bottom: 12px; }
.category-list li { margin-bottom: 5px; }
.category-list li a { display: block; padding: 8px 12px; color: #555; border-radius: 4px; font-size: 14px; }
.category-list li a:hover, .category-list li a.active { background: #e8f5e9; color: #2e7d32; }
.hot-list li { padding: 8px 0; border-bottom: 1px dashed #e8f5e9; display: flex; justify-content: space-between; align-items: center; }
.hot-list li:last-child { border-bottom: none; }
.hot-list li a { color: #555; font-size: 14px; flex: 1; }
.hot-list li a:hover { color: #2e7d32; }
.hot-list li .date { font-size: 12px; color: #bbb; white-space: nowrap; }

/* ========== 新闻详情页 ========== */
.news-detail-layout { display: grid; grid-template-columns: 1fr 280px; gap: 30px; }
.article { background: #fff; border-radius: 12px; padding: 35px; border: 1px solid #e8f5e9; }
.article-header { margin-bottom: 25px; }
.article-header h1 { font-size: 26px; color: #1b5e20; line-height: 1.4; margin-bottom: 12px; }
.article-meta { display: flex; gap: 15px; flex-wrap: wrap; font-size: 13px; color: #aaa; }
.article-cat { background: #e8f5e9; color: #2e7d32; padding: 2px 10px; border-radius: 3px; }
.article-body { font-size: 15px; line-height: 1.8; color: #444; }
.article-body img { max-width: 100%; border-radius: 8px; margin: 15px 0; }
.article-body p { margin-bottom: 15px; }
.article-tags { margin-top: 20px; padding-top: 15px; border-top: 1px solid #e8f5e9; }
.article-tags span { font-size: 13px; color: #888; }
.article-tags .tag { display: inline-block; background: #f0f7f0; color: #4caf50; padding: 2px 10px; border-radius: 3px; margin: 0 4px; font-size: 12px; }
.article-nav { display: flex; justify-content: space-between; margin-top: 30px; padding-top: 20px; border-top: 1px solid #e8f5e9; }
.article-nav-item { flex: 1; max-width: 48%; padding: 12px; border-radius: 6px; }
.article-nav-item.prev { text-align: left; border: 1px solid #e8f5e9; }
.article-nav-item.next { text-align: right; border: 1px solid #e8f5e9; }
.article-nav-item span { font-size: 12px; color: #aaa; }
.article-nav-item strong { display: block; font-size: 14px; color: #333; margin-top: 4px; }
.article-nav-item:hover { background: #f9fdf9; }
.article-nav-item.disabled { opacity: 0.5; cursor: default; }

/* 侧边栏联系 */
.sidebar-contact p { margin-bottom: 6px; font-size: 13px; color: #666; }
.sidebar-contact p i { color: #4caf50; margin-right: 6px; width: 16px; text-align: center; }
.sidebar-contact .btn { margin-top: 8px; }

/* ========== 联系我们 ========== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 30px; }
.contact-info-box, .contact-form-box { background: #fff; border-radius: 12px; padding: 35px; border: 1px solid #e8f5e9; }
.contact-info-box h2, .contact-form-box h2 { color: #1b5e20; font-size: 24px; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 3px solid #e8f5e9; }
.ci-item { display: flex; gap: 15px; margin-bottom: 18px; }
.ci-icon { width: 42px; height: 42px; background: #e8f5e9; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 18px; color: #2e7d32; flex-shrink: 0; }
.ci-text h4 { color: #333; font-size: 14px; margin-bottom: 3px; }
.ci-text p { color: #666; font-size: 14px; }
.contact-qr { text-align: center; margin-top: 20px; }
.contact-qr h4 { color: #333; margin-bottom: 10px; }
.qr-placeholder { width: 120px; height: 120px; background: #f0f7f0; border-radius: 8px; display: flex; flex-direction: column; align-items: center; justify-content: center; margin: 0 auto; font-size: 40px; color: #4caf50; }
.qr-placeholder span { font-size: 12px; margin-top: 4px; }

/* 表单 */
.form-intro { color: #888; margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 5px; font-size: 14px; color: #333; font-weight: 500; }
.required { color: #e53935; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 10px 14px; border: 1px solid #ddd; border-radius: 6px; font-size: 14px; font-family: inherit; transition: all 0.3s; background: #fff; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: #4caf50; outline: none; box-shadow: 0 0 0 3px rgba(76,175,80,0.1); }
.form-group textarea { resize: vertical; }

/* 提醒 */
.alert { padding: 14px 18px; border-radius: 8px; margin-bottom: 20px; }
.alert-success { background: #e8f5e9; color: #2e7d32; border: 1px solid #c8e6c9; }
.alert-error { background: #fef2f2; color: #c62828; border: 1px solid #ffcdd2; }

/* ========== 浮动咨询按钮 ========== */
.float-consult { position: fixed; right: 20px; bottom: 80px; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.consult-btn, .back-top-btn {
    width: 50px; height: 50px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 20px; box-shadow: 0 4px 15px rgba(0,0,0,0.15); transition: all 0.3s; }
.consult-btn { background: linear-gradient(135deg, #2e7d32, #4caf50); color: #fff; width: auto; padding: 0 18px; border-radius: 25px; font-size: 14px; gap: 5px; }
.consult-btn span { font-size: 12px; }
.consult-btn:hover { color: #fff; transform: scale(1.05); }
.back-top-btn { background: #fff; color: #2e7d32; display: none; }
.back-top-btn:hover { background: #e8f5e9; }
.back-top-btn.show { display: flex; }

/* ========== Footer ========== */
.site-footer { background: #1a1a2e; color: #ccc; }
.footer-top { padding: 50px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 30px; }
.footer-col h3 { color: #fff; font-size: 18px; margin-bottom: 15px; }
.footer-col h3 i { color: #4caf50; margin-right: 6px; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 15px; padding-bottom: 8px; border-bottom: 2px solid #2e7d32; display: inline-block; }
.footer-col p { font-size: 13px; line-height: 1.7; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: #ccc; font-size: 13px; }
.footer-col ul li a:hover { color: #4caf50; }
.footer-col.footer-contact ul li { color: #ccc; font-size: 13px; }
.footer-col.footer-contact ul li i { color: #4caf50; width: 18px; margin-right: 5px; }
.footer-social { margin-top: 12px; display: flex; gap: 10px; }
.footer-social a { width: 35px; height: 35px; background: rgba(255,255,255,0.08); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #ccc; font-size: 16px; }
.footer-social a:hover { background: #4caf50; color: #fff; }
.footer-bottom { background: #111122; padding: 15px 0; text-align: center; font-size: 13px; }
.footer-bottom a { color: #ccc; }

/* ========== 分页 ========== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 30px; }
.page-btn { padding: 8px 16px; border: 1px solid #ddd; border-radius: 6px; color: #555; font-size: 14px; background: #fff; }
.page-btn:hover, .page-btn.active { background: #2e7d32; color: #fff; border-color: #2e7d32; }

/* ========== 空状态 ========== */
.empty-state { text-align: center; padding: 60px 0; color: #aaa; }
.empty-state i { font-size: 50px; margin-bottom: 15px; display: block; }

/* ========== 内容富文本 ========== */
.content-body { font-size: 15px; line-height: 1.8; color: #444; }
.content-body p { margin-bottom: 15px; }
.content-body ul, .content-body ol { margin-bottom: 15px; padding-left: 20px; }
.content-body li { margin-bottom: 5px; }
.content-body strong { color: #1b5e20; }
.content-body h3 { color: #1b5e20; margin: 20px 0 10px; font-size: 18px; }
.timeline-content ul { list-style: none; padding: 0; }
.timeline-content li { margin-bottom: 10px; padding-left: 20px; border-left: 3px solid #c8e6c9; }