/* ================= 1. 全局系统与高级排版 ================= */
        :root { 
            --primary-blue: #2563eb; 
            --primary-light: #3b82f6;
            --primary-gradient: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
            --text-dark: #0f172a; 
            --text-main: #334155; 
            --text-muted: #64748b; 
            --radius-xl: 24px;
            --radius-lg: 16px;
            --shadow-card: 0 10px 30px -10px rgba(15, 23, 42, 0.08);
            --shadow-hover: 0 25px 50px -12px rgba(37, 99, 235, 0.15);
        }
        
        * { box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", sans-serif; background-color: #fff; color: var(--text-main); line-height: 1.7; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
        a { transition: all 0.3s ease; text-decoration: none; }
        img { max-width: 100%; display: block; }
        
        .text-gradient { background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

        .section-wrap { padding: 100px 0; position: relative; z-index: 1; }
        .section-wrap-white { background-color: #fff; }
        .section-title { text-align: center; margin-bottom: 70px; position: relative; z-index: 2;}
        .section-title h2 { font-size: 38px; font-weight: 800; color: var(--text-dark); margin-bottom: 18px; letter-spacing: -0.5px;}
        .section-title p { color: var(--text-muted); font-size: 17px; max-width: 700px; margin: 0 auto; line-height: 1.8; }

        /* ================= 2. 模块化视觉背景体系 ================= */
        .bg-slate { background-color: #f1f5f9; }
        .bg-mesh-gradient { 
            background: #fdfbfb;
            background-image: 
                radial-gradient(at 0% 0%, hsla(253,16%,7%,0.03) 0, transparent 40%), 
                radial-gradient(at 100% 0%, hsla(225,39%,30%,0.04) 0, transparent 40%),
                radial-gradient(at 100% 100%, hsla(339,49%,30%,0.03) 0, transparent 40%),
                radial-gradient(at 0% 100%, hsla(113,39%,30%,0.04) 0, transparent 40%);
        }
        .bg-pure-dots { background-color: #ffffff; background-image: radial-gradient(#e2e8f0 1.5px, transparent 1px); background-size: 32px 32px; background-position: center; }

        /* ================= 3. 高级毛玻璃导航栏 ================= */
        .gd-header { position: fixed; top: 0; left: 0; right: 0; height: 76px; background: rgba(255, 255, 255, 0.85); box-shadow: 0 4px 30px rgba(0,0,0,0.03); z-index: 999; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); transition: all 0.3s;}
        .gd-header-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; height: 100%; padding: 0 20px; }
        .gd-logo { font-size: 24px; font-weight: 800; color: var(--text-dark); display: flex; align-items: center; letter-spacing: -0.5px; }
        .gd-logo i { font-size: 28px; background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-right: 8px; }
        .gd-logo img{ width:124px; }
        
        .gd-nav { background: transparent; padding: 0; }
        .gd-nav .layui-nav-item { line-height: 76px; }
        .gd-nav .layui-nav-item a { color: var(--text-main); font-weight: 600; font-size: 16px; padding: 0 22px;}
        .gd-nav .layui-nav-item a:hover, .gd-nav .layui-nav-item.layui-this a { color: var(--primary-blue); background: transparent; }
        .gd-nav.layui-nav .layui-this:after { height: 4px; border-radius: 4px 4px 0 0; background-color: var(--primary-blue); top: auto; bottom: 0; }
        .mobile-menu-btn { display: none; font-size: 28px; color: var(--text-dark); cursor: pointer; padding: 10px;}

        /* ================= 4. 首屏光影 ================= */
        .hero-section { position: relative; margin-top: 76px; padding: 120px 0; background: url('https://images.unsplash.com/photo-1550751827-4bd374c3f58b?auto=format&fit=crop&w=1920&q=80') no-repeat center center / cover; min-height: calc(100vh - 180px); display: flex; align-items: center; }
        .hero-mask { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15,23,42,0.92) 0%, rgba(30,58,138,0.85) 100%); z-index: 1; backdrop-filter: blur(3px); }
        .hero-container { position: relative; z-index: 2; width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 50px; }
        
        .hero-text { flex: 1; min-width: 320px; color: #fff; }
        .hero-text h1 { font-size: 52px; font-weight: 900; margin-bottom: 24px; line-height: 1.25; letter-spacing: -1px;}
        .hero-text p { font-size: 19px; line-height: 1.8; color: #cbd5e1; margin-bottom: 30px; max-width: 580px; font-weight: 300;}
        
        /* 修复首屏 Tag 排版错位问题 */
        .hero-tags-wrap { display: flex; flex-wrap: wrap; gap: 12px; }
        .hero-tag { display: inline-flex; align-items: center; padding: 8px 18px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: 40px; font-size: 14px; backdrop-filter: blur(10px); color: #f8fafc; font-weight: 500; white-space: nowrap; margin: 0;} /* nowrap强制内部文字不被挤压换行错位 */
        .hero-tag i { font-size: 16px; margin-right: 6px; color: #38bdf8;} 

        .hero-form-box { width: 420px; flex-shrink: 0; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); padding: 40px 35px; border-radius: var(--radius-xl); box-shadow: 0 30px 60px rgba(0,0,0,0.4); border: 1px solid rgba(255,255,255,0.5); position: relative; overflow: hidden; }
        .hero-form-box::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--primary-gradient); }
        .hero-form-box h3 { text-align: center; font-size: 24px; font-weight: 800; color: var(--text-dark); margin-bottom: 10px; }
        .hero-form-box p.desc { text-align: center; color: var(--text-muted); font-size: 15px; margin-bottom: 30px; }
        .hero-form-box .layui-input { height: 50px; border-radius: 10px; border: 1px solid #e2e8f0; background: #f8fafc; font-size: 15px; padding-left: 15px;}
        .hero-form-box .layui-input:focus { background: #fff; border-color: var(--primary-light) !important; box-shadow: 0 0 0 4px rgba(59,130,246,0.15); }
        .hero-form-box .layui-btn { height: 52px; line-height: 52px; border-radius: 10px; font-size: 17px; font-weight: 700; background: var(--primary-gradient); width: 100%; margin-top: 15px; border: none; }
        .hero-form-box .layui-btn:hover { box-shadow: 0 10px 25px rgba(37,99,235,0.35); transform: translateY(-2px); }

        /* ================= 5. 核心服务色彩卡片 ================= */
        .service-list .layui-col-md4 { display: flex; } 
        .service-card { flex: 1; display: flex; align-items: flex-start; gap: 20px; padding: 40px 30px; border-radius: var(--radius-lg); box-shadow: var(--shadow-card); transition: all 0.4s ease; border: 2px solid rgba(255, 255, 255, 0.6); position: relative; overflow: hidden; }
        .service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); border-color: #fff;}
        .card-color-1 { background: linear-gradient(135deg, #f0f7ff 0%, #e0f2fe 100%); }
        .card-color-2 { background: linear-gradient(135deg, #fdf4ff 0%, #fae8ff 100%); }
        .card-color-3 { background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%); }
        .card-color-4 { background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%); }
        .card-color-5 { background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%); }
        .card-color-6 { background: linear-gradient(135deg, #fff1f2 0%, #ffe4e6 100%); }

        .service-icon { flex-shrink: 0; width: 56px; height: 56px; line-height: 56px; text-align: center; background: rgba(255,255,255,0.7); border-radius: 16px; color: var(--primary-blue); transition: all 0.4s; position: relative; box-shadow: 0 4px 10px rgba(0,0,0,0.02); }
        .service-icon i { font-size: 28px; vertical-align: middle; position: relative; z-index: 2;}
        .service-card:hover .service-icon { background: var(--primary-gradient); color: #fff; transform: scale(1.1) rotate(-8deg); box-shadow: 0 8px 20px rgba(37,99,235,0.3);}
        
        .service-info { flex: 1; }
        .service-info h3 { font-size: 19px; font-weight: 800; margin-bottom: 12px; color: var(--text-dark); line-height: 1.4;}
        .service-info p { font-size: 14.5px; color: #475569; line-height: 1.7; margin: 0; }

       /* ================= 关于我们：极客特性列表及排版样式 ================= */
.about-content { display: flex; align-items: center; }

/* PC端核心：强制给左侧文字加宽留白，推开右侧图片 */
.about-text { padding-right: 60px; margin: 0; } 

.geek-feature-list { position: relative; padding-left: 20px; }
/* 极具科技感的垂直连接线 */
.geek-feature-list::before { content: ''; position: absolute; left: 44px; top: 10px; bottom: 30px; width: 2px; background: linear-gradient(to bottom, #cbd5e1 0%, rgba(203,213,225,0.2) 100%); z-index: 1; }

.gfl-item { position: relative; display: flex; align-items: flex-start; margin-bottom: 35px; z-index: 2; }
.gfl-item:last-child { margin-bottom: 0; }

.gfl-icon { width: 50px; height: 50px; flex-shrink: 0; background: #fff; border: 2px solid #e2e8f0; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-right: 25px; transition: all 0.3s ease; box-shadow: 0 4px 10px rgba(0,0,0,0.03); position: relative; z-index: 3;}
.gfl-icon i { font-size: 24px; color: var(--text-muted); transition: all 0.3s ease; }

.gfl-content h4 { font-size: 19px; font-weight: 800; color: var(--text-dark); margin-bottom: 10px; line-height: 1.4;}
.gfl-content p { font-size: 15px; color: var(--text-muted); line-height: 1.8; margin: 0; text-align: justify; }
.gfl-content p b { color: var(--primary-blue); font-weight: 600; background: rgba(59,130,246,0.08); padding: 0 4px; border-radius: 4px;}

/* 悬停微动效 */
.gfl-item:hover .gfl-icon { border-color: var(--primary-light); background: var(--primary-gradient); box-shadow: 0 8px 20px rgba(37,99,235,0.2); transform: translateY(-3px);}
.gfl-item:hover .gfl-icon i { color: #fff; }
.gfl-item:hover h4 { color: var(--primary-blue); }

/* ================= 针对这一区块的响应式重构 (重点) ================= */
@media screen and (max-width: 992px) {
    /* 强制转换为垂直流排列 */
    .about-content { flex-direction: column !important; gap: 40px; }
    
    /* 核心魔法：图片区排在第一位 (在上) */
    .about-image-col { order: 1; width: 100%; }
    
    /* 文字区排在第二位 (在下)，并清空PC端用于隔开图片的 padding-right */
    .about-text { order: 2; padding-right: 0; width: 100%; } 
}

@media screen and (max-width: 768px) {
    .about-content { gap: 30px; }
    .about-img-box img { min-height: 260px !important; } /* 手机端减小图片高度防止占满屏 */
    
    .geek-feature-list { padding-left: 0; }
    /* 精准调整手机端的线段位置 */
    .geek-feature-list::before { left: 22px; top: 12px; bottom: 25px; } 
    
    .gfl-item { margin-bottom: 25px; }
    .gfl-icon { width: 44px; height: 44px; margin-right: 15px; border-radius: 10px; }
    .gfl-icon i { font-size: 20px; }
    .gfl-content h4 { font-size: 17px; margin-bottom: 8px;}
    .gfl-content p { font-size: 14px; line-height: 1.6;}
    
    .about-btn-wrap { padding-left: 0 !important; text-align: center; } /* 手机端按钮居中 */
}


        /* ================= 7. 开发流程 (PC端横向) ================= */
        .process-container { position: relative; display: flex; justify-content: space-between; align-items: flex-start; max-width: 1000px; margin: 50px auto 0;}
        .process-container::before { content: ''; position: absolute; top: 40px; left: 10%; right: 10%; height: 2px; background: #e2e8f0; z-index: 1; }
        
        .process-step { position: relative; z-index: 2; flex: 1; text-align: center; padding: 0 10px; }
        .step-circle { width: 80px; height: 80px; margin: 0 auto 20px; background: #fff; border: 2px solid #cbd5e1; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; color: #64748b; font-family: 'SF Pro Display', sans-serif; box-shadow: 0 0 0 10px #fff; transition: all 0.3s ease; }
        .process-step:hover .step-circle { border-color: var(--primary-blue); color: var(--primary-blue); transform: translateY(-5px); box-shadow: 0 0 0 10px #fff, 0 10px 25px rgba(37,99,235,0.15); }
        .process-step:hover h3 { color: var(--primary-blue); transition: color 0.3s;}
        
        .step-content h3 { font-size: 18px; font-weight: 800; color: var(--text-dark); margin-bottom: 12px; }
        .step-content p { font-size: 14px; color: var(--text-muted); line-height: 1.6; display: inline-block; max-width: 200px; margin: 0 auto;}

        /* ================= 8. 行业视野 ================= */
        .news-card { border: 1px solid #f1f5f9; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-card); background: #fff;}
        .news-img-wrap { width: 100%; height: 240px; overflow: hidden; background: #f8fafc; display: flex; align-items: center; justify-content: center;}
        .news-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; display: block;}
        .news-card:hover .news-img-wrap img { transform: scale(1.08); }
        .news-card-body { padding: 30px; }
        .news-card-body .news-tag { color: var(--primary-blue); background: #eff6ff; padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 700; margin-bottom: 15px; display: inline-block;}
        .news-card-body h3 { font-size: 20px; font-weight: 800; margin-bottom: 12px; line-height: 1.5; text-overflow: ellipsis; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;}
        
        .news-item { padding: 25px; background: #fff; border-radius: var(--radius-lg); margin-bottom: 15px; display: flex; align-items: stretch; transition: all 0.3s; box-shadow: 0 4px 15px rgba(0,0,0,0.02); border: 1px solid #f1f5f9;}
        .news-item:hover { transform: translateX(8px); box-shadow: var(--shadow-hover); border-color: transparent;}
        
        .news-date { background: #f8fafc; border: 1px solid #e2e8f0; color: var(--text-dark); text-align: center; width: 75px; border-radius: 12px; padding: 12px 0; margin-right: 20px; flex-shrink: 0; display: flex; flex-direction: column; justify-content: center; box-shadow: inset 0 -2px 0 rgba(0,0,0,0.02);}
        .news-date b { font-size: 28px; line-height: 1; font-weight: 900;}
        .news-date span { font-size: 12px; margin-top: 6px; color: var(--primary-blue); font-weight: 700; text-transform: uppercase;}
        
        .news-info a { color: var(--text-dark); font-weight: 700; font-size: 17px; margin-bottom: 10px; display: block; line-height: 1.4; text-overflow: ellipsis; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;}
        .news-info a:hover { color: var(--primary-blue); }
        .news-info p { color: var(--text-muted); font-size: 14px; line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;}

        /* ================= 9. 底部总域 ================= */
        .footer-wrapper { position: relative; background: #0f172a; z-index: 1;}
        .footer { color: #94a3b8; padding: 80px 0 40px; }
        .footer-title { color: #f8fafc; font-size: 19px; font-weight: 700; margin-bottom: 25px; letter-spacing: 0.5px; }
        .footer-list { list-style: none; padding: 0; margin: 0;}
        .footer-list li { margin-bottom: 20px; font-size: 15px; display: flex; align-items: center; }
        .footer-list li i { margin-right: 15px; font-size: 20px; color: #38bdf8; flex-shrink: 0; }
        
        .qr-codes { display: flex; gap: 20px; }
        .qr-box { text-align: center; background: rgba(255,255,255,0.03); padding: 20px; border-radius: var(--radius-lg); flex: 1; border: 1px solid rgba(255,255,255,0.08); transition: background 0.3s;}
        .qr-box:hover { background: rgba(255,255,255,0.06); }
        .qr-box img { width: 110px; height: 110px; border-radius: 10px; margin: 0 auto 12px; object-fit: contain; background: #fff;}
        .qr-box p { font-size: 14px; color: #cbd5e1; font-weight: 500;}
        
        .copyright { text-align: center; border-top: 1px solid rgba(255,255,255,0.05); margin-top: 50px; padding-top: 30px; font-size: 14px; color: #64748b;}
        .copyright a { color: #94a3b8; }
        .copyright a:hover { color: #f8fafc; }

        /* ================= 移动端专属自适应排版 ================= */
        @media screen and (max-width: 992px) {
            .hero-text h1 { font-size: 40px; }
            .hero-form-box { width: 360px; padding: 30px 25px; }
            .about-content { flex-direction: column-reverse; gap: 40px;}
            .about-text p { padding-left: 0; }
        }
        
        @media screen and (max-width: 768px) {
            .section-wrap { padding: 65px 0; }
            .section-title h2 { font-size: 30px; }
            
            .gd-nav { display: none; }
            .mobile-menu-btn { display: block; }
            
            .hero-section { padding: 60px 0 50px; min-height: auto; }
            .hero-container { flex-direction: column; text-align: center; gap: 35px;}
            .hero-text h1 { font-size: 34px; letter-spacing: 0;}
            .hero-text p { font-size: 16px; margin: 0 auto 25px;}
            .hero-form-box { width: 100%; box-sizing: border-box; }
            
            /* 手机首屏标签居中优化，告别错位 */
            .hero-tags-wrap { justify-content: center; gap: 10px; }
            .hero-tag { font-size: 13px; padding: 6px 14px; margin: 0; }

            .service-list .layui-col-md4 { display: block; }
            .service-card { padding: 30px 20px; gap: 15px; }
            .feature-wrap { flex-direction: column; padding: 20px; gap: 15px; margin-top: 40px;}
            
            /* ★ 重构手机端开发流程：高级精细化垂直时间轴 ★ */
            .process-container { flex-direction: column; margin-top: 35px; padding: 0 15px; position: relative;}
            /* 贯穿精准竖线 */
            .process-container::before { 
                top: 15px; bottom: 35px; /* 让线不连到底，留有空间美感 */
                left: 41px; /* 圆心准确位置对齐 */
                width: 2px; height: auto; right: auto; 
            }
            .process-step { display: flex; align-items: flex-start; text-align: left; width: 100%; margin-bottom: 30px; padding: 0; }
            .process-step:last-child { margin-bottom: 0; }
            /* 取消手机端悬停浮动错位 */
            .process-step:hover .step-circle { transform: none; box-shadow: 0 0 0 6px #fff;}
            .process-step:hover h3 { color: var(--text-dark); }
            /* 缩小精修圆圈 */
            .step-circle { 
                width: 48px; height: 48px; 
                font-size: 16px; 
                margin: 0 20px 0 6px; 
                flex-shrink: 0; 
                box-shadow: 0 0 0 6px #fff; /* 制造圆外断线圈留白感 */
                border-width: 2px;
            }
            .step-content { flex: 1; min-width: 0; padding-top: 2px;}
            .step-content h3 { margin-bottom: 6px; font-size: 17px; }
            .step-content p { max-width: 100%; font-size: 13.5px; }

            /* ★ 手机底栏无死角居中对齐排版 ★ */
            .footer { padding: 50px 15px 30px; text-align: center; }
            .layui-col-md7 .footer-title { margin-bottom: 30px; } 
            .footer-list { display: flex; flex-direction: column; align-items: center; margin-bottom: 40px; width: 100%;}
            .footer-list li { justify-content: center; width: 100%; line-height: 1.6;}
            .footer-list li i { font-size: 18px; margin-right: 10px; } 
            .mobile-big-phone { display: block; font-size: 22px !important; margin-top: 4px; } 
            
            .layui-col-md5 .footer-title { margin-bottom: 20px; }
            .qr-codes { flex-wrap: wrap; justify-content: center; gap: 15px; }
            .qr-box { width: calc(50% - 10px); flex: unset; padding: 15px 10px; } 
            .qr-box img { width: 90px; height: 90px; }
            .qr-box p { font-size: 13px; }
            
            .copyright { padding-top: 25px; margin-top: 35px; line-height: 2;}
            .copyright span { display: block; margin-top: 5px; margin-left: 0; }
        }
        
        /* 🎨 移动端完美实体抽屉菜单 */
        .mobile-drawer { display: none; background-color: #ffffff; height: 100vh; flex-direction: column; overflow-y: auto; padding: 0; overflow-x: hidden;}
        .drawer-header { display: flex; justify-content: space-between; align-items: center; padding: 20px 25px; border-bottom: 1px solid #f1f5f9;}
        .drawer-logo { font-size: 20px; font-weight: 800; color: var(--text-dark); display: flex; align-items: center;}
        .drawer-logo i { background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-right: 8px; font-size: 24px;}
        .drawer-close-btn { font-size: 24px; color: var(--text-muted); padding: 5px; cursor: pointer; transition: color 0.3s;}
        .drawer-close-btn:hover { color: var(--text-dark); }
        
        .drawer-menu { list-style: none; padding: 20px; margin: 0; flex: 1;}
        .drawer-menu li { margin-bottom: 10px; }
        .drawer-menu a { display: flex; align-items: center; padding: 15px 20px; border-radius: 14px; color: var(--text-main); font-weight: 600; font-size: 16px; transition: all 0.3s; background: transparent;}
        .drawer-menu a i { font-size: 20px; margin-right: 15px; color: var(--text-muted);}
        .drawer-menu a.active, .drawer-menu a:hover { background: #eff6ff; color: var(--primary-blue); box-shadow: inset 0 0 0 1px #dbeafe;}
        .drawer-menu a.active i, .drawer-menu a:hover i { color: var(--primary-blue); }
        
        .drawer-footer { margin-top: auto; padding: 20px; border-top: 1px dashed #e2e8f0; background: #f8fafc;}
        .drawer-contact-card { text-align: center; }
        .drawer-contact-card p { font-size: 13px; color: var(--text-muted); margin-bottom: 5px;}
        .drawer-contact-card h4 { font-size: 20px; font-weight: 800; color: var(--primary-blue); font-family: 'SF Pro Display', sans-serif;}