:root {
            --primary:#1e6fff;
            --blue-dark:#0d47a1;
            --bg:#f8f9fb;
            --text:#333;
            --gray:#666;
        }

        * { margin:0; padding:0; box-sizing:border-box; }
        html,body { overflow-x:hidden; }
        body {
            font-family:"Microsoft YaHei","PingFang SC";
            color:var(--text);
        }

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

        /* Header（与最终版一致） */
        header {
            position:fixed; top:0; width:100%;
            background:rgba(255,255,255,.98);
            box-shadow:0 2px 10px rgba(0,0,0,.1);
            z-index:1000;
        }
        nav {
            display:flex; justify-content:space-between; align-items:center;
            height:76px;
        }
        .logo h1 { color:var(--primary); font-size:26px; }
        .logo span { font-size:12px; color:var(--gray); margin-left:15px; }

        .nav-menu { display:flex; list-style:none; }
        .nav-menu li { margin-left:35px; }
        .nav-menu a {
            text-decoration:none; color:var(--text);
            font-size:15px; transition:.3s;
        }
        .nav-menu a:hover,
        .nav-menu a.active { color:var(--primary); }

        .menu-toggle { display:none; font-size:24px; cursor:pointer; }

        /* Banner */
        .page-banner {
            padding-top: 76px;
            padding-bottom: 0px;
            position: relative;
            overflow: hidden;
        }
        
        .banner-image {
            height: 320px;
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .banner-content {
            color: #fff;
            text-align: center;
            z-index: 2;
        }
        
        .banner-content h1 {
            font-size: 44px;
            margin-bottom: 20px;
            text-shadow: 0 4px 25px rgba(0,0,0,.5);
            line-height: 1.3;
        }
        
        .banner-content h2 {
            font-size: 22px;
            opacity: .95;
        }

        /* Tabs */
        .tabs {
            background:#fff;
            padding:0 30px;
            border-radius:12px 12px 0 0;
            display:flex;
            gap:40px;
            margin-top:60px;
            box-shadow:0 -5px 20px rgba(0,0,0,.05);
        }
        .tab-btn {
            padding:25px 0;
            font-size:18px;
            font-weight:500;
            color:var(--gray);
            cursor:pointer;
            border-bottom:3px solid transparent;
            transition:.3s;
			text-decoration: none; 
        }
        .tab-btn:hover { color:var(--primary); }
        .tab-btn.active {
            color:var(--primary);
            border-bottom-color:var(--primary);
        }

        /* News List */
        .news-list-section {
            background:#fff;
            padding:40px 30px 60px;
            border-radius:0 0 12px 12px;
            box-shadow:0 5px 25px rgba(0,0,0,.08);
        }
        .news-list {
            display:flex;
            flex-direction:column;
            gap:25px;
        }
        .news-item {
            display:flex;
            padding-bottom:25px;
            border-bottom:1px solid #eee;
        }
        .news-item:last-child {
            border-bottom:none;
            padding-bottom:0;
        }
        .news-date {
            min-width:140px;
            display:flex;
            align-items:center;
            gap:15px;
        }
        .news-day {
            font-size:36px;
            font-weight:bold;
            color:var(--primary);
            line-height:1;
        }
        .news-month-year {
            font-size:14px;
            color:var(--gray);
        }
        .news-content h3 {
            font-size:20px;
            margin-bottom:12px;
            color:var(--text);
        }
        .news-content p {
            color:var(--gray);
            line-height:1.8;
        }
        .read-more {
            color:var(--primary);
            text-decoration:none;
            font-size:14px;
            margin-top:10px;
            display:inline-block;
        }

        /* Pagination */
        .pagination {
            display:flex;
            justify-content:center;
            gap:10px;
            margin-top:50px;
        }
        .page-btn {
            width:45px; height:45px;
            border:1px solid #ddd;
            background:#fff;
            border-radius:50%;
            display:flex; align-items:center; justify-content:center;
            cursor:pointer; transition:.3s;
        }
        .page-btn:hover,
        .page-btn.active {
            background:var(--primary);
            color:#fff; border-color:var(--primary);
        }
		/* ================= 基础动画 ================= */
		.scroll-animate {
		    opacity: 0;
		    transition: all .8s cubic-bezier(.25,.46,.45,.94);
		}
		
		.scroll-animate.in-view {
		    opacity: 1;
		    transform: none !important;
		}
		
		.fade-scale { transform: scale(1.05); }
		.fade-up { transform: translateY(30px); }
		
		/* ================= 新闻卡片：翻转 ================= */
		.news-flip {
		    transform: perspective(1000px) rotateX(15deg);
		    transform-origin: bottom center;
		}
		
		.news-grid .news-flip:nth-child(1) { transition-delay: .1s; }
		.news-grid .news-flip:nth-child(2) { transition-delay: .2s; }
		.news-grid .news-flip:nth-child(3) { transition-delay: .3s; }
		
		/* ================= 新闻卡片样式 ================= */
		.news-grid {
		    display: grid;
		    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
		    gap: 30px;
		}
		
		.news-card {
		    display: flex;
		    gap: 20px;
		    padding: 30px;
		    background: #fff;
		    border-radius: 12px;
		    box-shadow: 0 5px 25px rgba(0,0,0,.08);
		    transition: .4s;
		}
		
		.news-card:hover {
		    transform: translateY(-8px) !important;
		    box-shadow: 0 15px 40px rgba(0,0,0,.12);
		}
		
		/* ================= 内容样式 ================= */
		.news-content h4 {
		    font-size: 18px;
		    margin-bottom: 12px;
		    line-height: 1.5;
		}
		
		.news-content p {
		    color: var(--gray);
		    line-height: 1.8;
		    margin-bottom: 20px;
		}
		
		.read-more {
		    color: var(--primary);
		    text-decoration: none;
		    font-weight: bold;
		    font-size: 14px;
		}
		
		/* ================= 分页 ================= */
		.pagination {
		    display: flex;
		    justify-content: center;
		    gap: 10px;
		    margin-top: 60px;
		}
		
		.pagination a {
		    padding: 10px 18px;
		    border: 1px solid #ddd;
		    border-radius: 8px;
		    text-decoration: none;
		    color: var(--dark);
		}
		
		.pagination a.active,
		.pagination a:hover {
		    background: var(--primary);
		    color: #fff;
		    border-color: var(--primary);
		}
		/* CTA */
		.services-cta {
		    padding: 80px 0;
		    text-align: center;
		    background: linear-gradient(135deg, var(--primary), #00bfff);
		    color: #fff;
		}
		/* ================= CTA 按钮主体 ================= */
		.btn-cta {
			margin-top: 20px;
		    display: inline-flex;
		    align-items: center;
		    gap: 12px;
		    padding: 10px 36px;
		    background: linear-gradient(135deg, var(--primary), #00bfff);
		    color: #fff;
		    font-size: 16px;
		    font-weight: bold;
		    border-radius: 50px;
		    text-decoration: none;
		    box-shadow: 0 8px 30px rgba(30,111,255,.35);
		    transition: all .3s ease;
		    position: relative;
		    overflow: hidden;
		}
		
		/* ================= 光晕扫过效果 ================= */
		.btn-cta::before {
		    content: '';
		    position: absolute;
		    top: 0;
		    left: -100%;
		    width: 100%;
		    height: 100%;
		    background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
		    transition: .5s;
		}
		
		.btn-cta:hover::before {
		    left: 100%;
		}
		
		.btn-cta:hover {
		    transform: translateY(-4px);
		    box-shadow: 0 12px 40px rgba(30,111,255,.45);
		}
		
		/* ================= 文字 ================= */
		.btn-cta .btn-text {
		    position: relative;
		    z-index: 2;
		}
		
		/* ================= 箭头图标 ================= */
		.btn-cta .btn-icon {
		    display: flex;
		    align-items: center;
		    justify-content: center;
		    width: 24px;
		    height: 24px;
		    transition: .3s;
		}
		
		.btn-cta .btn-icon svg {
		    width: 100%;
		    height: 100%;
		    stroke: currentColor;
		}
		
		.btn-cta:hover .btn-icon {
		    transform: translateX(4px);
		}
        /* Footer */
        footer { background: #1a1a2e; color: white; padding: 70px 0 20px; }
        .footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 50px; }
        .footer-column h4 { font-size: 18px; margin-bottom: 25px; position: relative; padding-bottom: 10px; }
        .footer-column h4::after { content: ''; display: block; width: 40px; height: 3px; background: var(--primary-blue); position: absolute; bottom: 0; left: 0; }
        .footer-column p { color: #aaa; line-height: 1.9; margin-bottom: 20px; }
		.footer-column h4 {
		    color: #fff;
		    margin-bottom: 25px;
		    font-size: 18px;
		}
		.footer-column img {
		    width: 20px;
		    height: 20px;
		    object-fit: contain;
		    filter: brightness(0) invert(1); /* ✅ 白色图标 */
		}
        .footer-column ul { list-style: none; }
        .footer-column ul li { margin-bottom: 12px; }
        .footer-column ul li a { color: #aaa; text-decoration: none; transition: color 0.3s; font-size: 14px; }
        .footer-column ul li a:hover { color: var(--primary-blue); }
        .social-links { display: flex; gap: 15px; margin-top: 20px; }
        .social-links a { width: 42px; height: 42px; background: #2a2a4a; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; text-decoration: none; transition: all 0.3s; font-size: 14px; }
        .social-links a:hover { background: var(--primary-blue); transform: translateY(-3px); }
        .footer-bottom { text-align: center; padding-top: 25px; border-top: 1px solid #2a2a4a; color: #777; font-size: 14px; line-height: 25px;}
		.footer-bottom p a{
			color: #777;
			text-decoration: none; 
		}
        /* Responsive */
        /* Responsive */
        @media (max-width: 1024px) { .services-grid { grid-template-columns: repeat(2, 1fr); } .advantages-grid { grid-template-columns: repeat(2, 1fr); } .cases-grid { grid-template-columns: repeat(2, 1fr); } .footer-content { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 768px) { .menu-toggle { display: block; } .nav-menu { display: none; position: absolute; top: 100%; left: 0; right: 0; background: white; flex-direction: column; padding: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); } .nav-menu.active { display: flex; } .nav-menu li { margin: 10px 0; } .nav-phone { display: none; } .banner-content h1 { font-size: 36px; } .about-content, .contact-content { grid-template-columns: 1fr; } .services-grid, .cases-grid, .news-grid { grid-template-columns: 1fr; } .advantages-grid { grid-template-columns: repeat(2, 1fr); } .footer-content { grid-template-columns: 1fr; } }
        @media (max-width: 480px) { .banner { height: 450px; } .banner-content h1 { font-size: 28px; } .section-title h2 { font-size: 28px; } .advantages-grid { grid-template-columns: 1fr; } }