/* ========== 全局变量与基础 ========== */
        :root {
            --primary: #e71f19;
            --primary-dark: #b31612;
            --accent: #b31612;
            --accent-glow: #ff4d4d;
            --bg-dark: #0a0a0a;
            --bg-nav: rgba(10, 10, 10, 0.72);
            --text: #e8e8f0;
            --text-secondary: #b0b0c0;
            --glass-border: rgba(255, 255, 255, 0.08);
            --glass-bg: rgba(255, 255, 255, 0.03);
            --radius: 14px;
            --radius-sm: 8px;
            --transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.45s cubic-bezier(0.25, 0.1, 0.25, 1);
            --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
            --nav-height: 72px;
            --nav-height-mobile: 60px;
            --banner-height: 100vh;
            --banner-height-mobile: 85vh;
            --max-width: 1440px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            background-color: #eff3f3;
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 200vh;
			position: relative;
        }
        body::after {
            content: '';
            position: absolute;
            left: 0%;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: hidden;
            z-index: 0;
            background: url(../images/logo-white.svg) no-repeat 50% center;
            background-size: 50%;
            position: absolute;
            background-attachment: fixed;
            opacity: 0.4;
            z-index: -1;
        }
        /* ========== 环境光斑 (替换为红色系) ========== */
        .ambient-glow {
            position: fixed;
            pointer-events: none;
            z-index: 0;
            border-radius: 50%;
            filter: blur(120px);
            opacity: 0.35;
            will-change: transform;
        }
        .ambient-glow.glow-1 {
            width: 600px; height: 600px;
            background: radial-gradient(circle, rgba(231,31,25,0.4) 0%, transparent 70%);
            top: -15%; left: -10%;
            animation: floatGlow1 18s ease-in-out infinite;
        }
        .ambient-glow.glow-2 {
            width: 500px; height: 500px;
            background: radial-gradient(circle, rgba(179,22,18,0.4) 0%, transparent 70%);
            top: 40%; right: -12%;
            animation: floatGlow2 22s ease-in-out infinite;
        }
        .ambient-glow.glow-3 {
            width: 350px; height: 350px;
            background: radial-gradient(circle, rgba(255,77,77,0.3) 0%, transparent 70%);
            bottom: -10%; left: 30%;
            animation: floatGlow3 20s ease-in-out infinite;
        }

        @keyframes floatGlow1 {
            0%,100% { transform: translate(0,0) scale(1); }
            25% { transform: translate(8%,6%) scale(1.15); }
            50% { transform: translate(-3%,10%) scale(0.9); }
            75% { transform: translate(5%,-4%) scale(1.08); }
        }
        @keyframes floatGlow2 {
            0%,100% { transform: translate(0,0) scale(1); }
            33% { transform: translate(-7%,-5%) scale(1.1); }
            66% { transform: translate(4%,8%) scale(0.88); }
        }
        @keyframes floatGlow3 {
            0%,100% { transform: translate(0,0) scale(1); }
            30% { transform: translate(6%,-7%) scale(1.2); }
            60% { transform: translate(-5%,3%) scale(0.85); }
            85% { transform: translate(2%,5%) scale(1.05); }
        }

        /* ========== 头部导航 ========== */
        .site-header {
            position: fixed;
            top: 0; left: 0; width: 100%;
            z-index: 1000;
            height: 100px;
            background: transparent;
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            background: #fff;
            backdrop-filter: blur(24px) saturate(180%);
            -webkit-backdrop-filter: blur(24px) saturate(180%);
        }
		.site-header.scrolled .nav-link{color:#000}
        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 40px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        /* Logo */
        .nav-logo {
            display: flex; align-items: center; gap: 12px;
            text-decoration: none; z-index: 1001;
        }
        .nav-logo-icon {
            width: 42px; height: 42px; position: relative; flex-shrink: 0;
        }
        .nav-logo-icon .logo-hex {
            width: 100%; height: 100%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
            animation: logoPulse 3s ease-in-out infinite;
        }
        .nav-logo-icon .logo-dot {
            position: absolute;
            width: 8px; height: 8px;
            background: #fff;
            border-radius: 50%;
            top: 50%; left: 50%;
            transform: translate(-50%, -50%);
            box-shadow: 0 0 16px rgba(255,255,255,0.8), 0 0 32px var(--primary);
            animation: logoDotGlow 2s ease-in-out infinite;
        }
        @keyframes logoPulse {
            0%,100% { box-shadow: 0 0 20px rgba(231,31,25,0.5); }
            50% { box-shadow: 0 0 40px rgba(179,22,18,0.7), 0 0 60px rgba(231,31,25,0.4); }
        }
        @keyframes logoDotGlow {
            0%,100% { box-shadow: 0 0 12px rgba(255,255,255,0.6), 0 0 24px var(--primary); }
            50% { box-shadow: 0 0 24px rgba(255,255,255,1), 0 0 48px var(--primary), 0 0 64px var(--accent-glow); }
        }
        .nav-logo-text {
            font-size: 1.35rem; font-weight: 700; letter-spacing: 0.04em;
            color: #fff; white-space: nowrap;
            background: linear-gradient(135deg, #ffffff 0%, #ffb3b3 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-logo-sub {
            display: block;
            font-size: 0.6rem; font-weight: 400; letter-spacing: 0.15em;
            color: var(--primary);
            -webkit-text-fill-color: var(--primary);
            text-transform: uppercase;
            margin-top: -2px;
        }

        /* 桌面导航容器 */
        .nav-menu-wrapper {
            display: flex; align-items: center; gap: 10px;
            list-style: none;
        }

        /* 菜单项 */
        .nav-item {
            position: relative;
        }

        .nav-link {
            display: flex; align-items: center; gap: 5px;
            padding: 10px 16px;
            color: rgba(255,255,255,0.85);
            text-decoration: none;
            font-size: 18px; font-weight: bold; letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
            background: none; border: none;
            font-family: inherit;
            white-space: nowrap;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 4px; left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%; height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: transform var(--transition-fast);
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link:hover::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-link .arrow-icon {
            width: 14px; height: 14px;
            transition: transform var(--transition-fast);
            opacity: 0.6;
        }
        .nav-item:hover .nav-link .arrow-icon {
            transform: rotate(180deg);
            opacity: 1;
        }

/* ========== 简约大气二级菜单优化 ========== */
.dropdown-panel {
    position: absolute;
    top: calc(100% - 10px); /* 留出一点空隙 */
    left: 50%;
    transform: translateX(-50%) translateY(15px);
    
    /* 核心样式：更细腻的毛玻璃与白底适配 */
    background: rgba(255, 255, 255, 0.05); /* 默认深色背景下的透亮感 */
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px; /* 更圆润的圆角 */
    padding: 12px;
    min-width: 200px;
    
    opacity: 0;
    visibility: hidden;
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1), 
                opacity 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    
    /* 柔和阴影 */
    z-index: 999;
    list-style: none;
}

/* 当导航栏滚动变白后，二级菜单也自动适配 */
.site-header.scrolled .dropdown-panel {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-item:hover .dropdown-panel {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(5px);
}

/* 链接项样式优化 */
/* ========== 纯文字二级菜单居中优化 ========== */
.dropdown-link {
    display: flex;
    align-items: center;
    justify-content: center; /* 水平居中 */
    padding: 12px 24px;      /* 增加左右内边距，让点击区域更开阔 */
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 10px;
    transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
    text-align: center;
    width: 100%;             /* 确保填满父级容器 */
}

/* 适配白底导航栏 */
.site-header.scrolled .dropdown-link {
    color: #444;
}

/* Hover 效果：保持简约，通过背景和微浮动增强反馈 */
.dropdown-link:hover {
    background: rgba(231, 31, 25, 0.06); /* 淡淡的品牌色背景 */
    color: #000;
    transform: translateY(-2px);         /* 整体轻微上浮，更具动感 */
}

/* 移除可能存在的图标样式定义，避免干扰 */
.dropdown-link .sub-icon {
    display: none;
}

/* 移除旧的 before 侧边线（可选，如果想要极致简约） */
.dropdown-link::before {
    display: none;
}

        /* 右侧操作按钮 */
        .nav-actions {
            display: flex; align-items: center; gap: 12px; z-index: 1001;
        }
        .btn-outline {
            padding: 10px 22px;
            border: 1px solid rgba(255,255,255,0.3);
            background: transparent; color: #fff;
            border-radius: 50px;
            cursor: pointer; font-size: 0.88rem; font-weight: 500;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(231,31,25,0.08);
            box-shadow: 0 0 20px rgba(231,31,25,0.25);
        }
        .btn-primary-nav {
            padding: 10px 24px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            color: #fff;
            border-radius: 50px; border: none;
            cursor: pointer; font-size: 0.88rem; font-weight: 600;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 18px rgba(231,31,25,0.35);
        }
        .btn-primary-nav:hover {
            box-shadow: 0 6px 30px rgba(231,31,25,0.5), 0 0 50px rgba(179,22,18,0.3);
            transform: translateY(-2px);
        }

        /* 汉堡菜单 */
        .hamburger-btn {
            display: none;
            flex-direction: column;
            justify-content: center; align-items: center;
            width: 40px; height: 40px;
            background: none;
            border: none;
            border-radius: 3px;
            cursor: pointer; z-index: 1001;
            gap: 5px; padding: 0;
            transition: all var(--transition-fast);
        }
		.site-header.scrolled .hamburger-btn{background: #F5F5F5;}
        .hamburger-line {
            width: 20px; height: 1.8px;
            background: #fff; border-radius: 2px;
            transition: all var(--transition-smooth);
        }
		.site-header.scrolled .hamburger-line{background:#000}
        .hamburger-btn.active .hamburger-line:nth-child(1) {
            transform: translateY(6.8px) rotate(45deg);
        }
        .hamburger-btn.active .hamburger-line:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active .hamburger-line:nth-child(3) {
            transform: translateY(-6.8px) rotate(-45deg);
        }

        /* 移动端侧边栏 */
        .mobile-nav-overlay {
            position: fixed; inset: 0;
            background: rgba(0,0,0,0.6);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            z-index: 998;
            opacity: 0; visibility: hidden; pointer-events: none;
            transition: all var(--transition-smooth);
        }
        .mobile-nav-overlay.active {
            opacity: 1; visibility: visible; pointer-events: auto;
        }
        .mobile-nav-panel {
            position: fixed;
            top: 0; right: 0;
            width: min(380px, 85vw);
            height: 100vh; height: 100dvh;
            background: rgba(16,16,16,0.97);
            backdrop-filter: blur(30px) saturate(180%);
            -webkit-backdrop-filter: blur(30px) saturate(180%);
            z-index: 999;
            transform: translateX(105%);
            transition: transform var(--transition-smooth);
            padding: 90px 28px 40px;
            overflow-y: auto;
            border-left: 1px solid var(--glass-border);
            box-shadow: -10px 0 40px rgba(0,0,0,0.5);
        }
        .mobile-nav-panel.active {
            transform: translateX(0);
        }
        .mobile-nav-list { list-style: none; display: flex; flex-direction: column; gap: 2px; }
        .mobile-nav-item { border-radius: var(--radius-sm); overflow: hidden; }
        .mobile-nav-link {
            display: flex; align-items: center; justify-content: space-between;
            width: 100%; padding: 14px 18px;
            color: rgba(255,255,255,0.85);
            text-decoration: none; font-size: 1rem; font-weight: 500;
            letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
            background: none; border: none;
            font-family: inherit; text-align: left;
        }
        .mobile-nav-link:hover { background: rgba(255,255,255,0.04); color: #fff; }
        .mobile-nav-link .m-arrow { width: 18px; height: 18px; transition: transform var(--transition-fast); opacity: 0.5; }
        .mobile-nav-item.open .mobile-nav-link .m-arrow { transform: rotate(180deg); opacity: 1; }
        .mobile-submenu {
            list-style: none;
            max-height: 0; overflow: hidden;
            transition: max-height var(--transition-smooth);
            padding-left: 16px;
        }
        .mobile-nav-item.open .mobile-submenu { max-height: 300px; }
        .mobile-sub-link {
            display: block; padding: 11px 18px;
            color: rgba(255,255,255,0.7); text-decoration: none;
            font-size: 0.9rem; border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            border-left: 2px solid transparent;
        }
        .mobile-sub-link:hover { color: #fff; background: rgba(255,255,255,0.03); border-left-color: var(--primary); }
        .mobile-nav-actions { margin-top: 24px; display: flex; flex-direction: column; gap: 10px; }
        .mobile-nav-actions .btn-outline,
        .mobile-nav-actions .btn-primary-nav {
            width: 100%; text-align: center; padding: 13px 20px; font-size: 0.95rem;
        }

        /* ========== Banner 轮播 ========== */
        .hero-banner {
            position: relative; width: 100%; height: var(--banner-height);
            min-height: 600px; overflow: hidden; background: #050505;
        }
        .banner-slides-wrapper { position: relative; width: 100%; height: 100%; }
        .banner-slide {
            position: absolute; inset: 0;
            opacity: 0; transition: opacity 0.8s cubic-bezier(0.4,0,0.2,1), transform 0.8s cubic-bezier(0.4,0,0.2,1);
            transform: scale(1.04); pointer-events: none; z-index: 1;
        }
        .banner-slide.active { opacity: 1; transform: scale(1); pointer-events: auto; z-index: 3; }
        .banner-slide.prev { opacity: 0; transform: scale(1.06); z-index: 2; }
        .banner-slide .slide-bg-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
        .banner-slide .slide-bg-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
        .slide-overlay {
            position: absolute; inset: 0;
            background: linear-gradient(180deg, rgba(5,5,5,0.55) 0%, rgba(5,5,5,0.35) 35%, rgba(5,5,5,0.5) 65%, rgba(5,5,5,0.85) 100%);
            z-index: 1;
        }
        .slide-overlay-radial {
            position: absolute; inset: 0;
            background: radial-gradient(ellipse at center, transparent 40%, rgba(5,5,5,0.7) 100%);
            z-index: 2;
        }
        .banner-content {
            position: absolute; z-index: 5;
            top: 50%; left: 50%; transform: translate(-50%, -50%);
            text-align: center; width: 90%; max-width: 800px; pointer-events: none;
        }
        .banner-content .slide-tag {
            display: inline-block; padding: 6px 18px;
            border: 1px solid rgba(255,255,255,0.25);
            border-radius: 50px; font-size: 0.8rem; letter-spacing: 0.12em;
            text-transform: uppercase; color: rgba(255,255,255,0.9);
            backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
            background: rgba(255,255,255,0.04); margin-bottom: 20px;
            opacity: 0; transform: translateY(20px);
            transition: all 0.7s cubic-bezier(0.25,0.1,0.25,1) 0.15s;
        }
        .banner-content .slide-title {
            font-size: clamp(2.2rem, 5vw, 4rem);
            font-weight: 800; letter-spacing: 0.02em;
            color: #fff; margin-bottom: 16px; line-height: 1.2;
            opacity: 0; transform: translateY(24px);
            transition: all 0.7s cubic-bezier(0.25,0.1,0.25,1) 0.25s;
            text-shadow: 0 2px 30px rgba(0,0,0,0.5);
        }
        .banner-content .slide-desc {
            font-size: clamp(1rem, 1.8vw, 1.2rem);
            color: rgba(255,255,255,0.75); margin-bottom: 32px;
            letter-spacing: 0.03em;
            opacity: 0; transform: translateY(24px);
            transition: all 0.7s cubic-bezier(0.25,0.1,0.25,1) 0.35s;
        }
        .banner-content .slide-cta {
            display: inline-flex; gap: 14px;
            opacity: 0; transform: translateY(24px);
            transition: all 0.7s cubic-bezier(0.25,0.1,0.25,1) 0.45s;
            pointer-events: auto;
        }
        .banner-slide.active .banner-content .slide-tag,
        .banner-slide.active .banner-content .slide-title,
        .banner-slide.active .banner-content .slide-desc,
        .banner-slide.active .banner-content .slide-cta {
            opacity: 1; transform: translateY(0);
        }
        .btn-cta-primary, .btn-cta-secondary {
            padding: 14px 34px; font-size: 1rem; font-weight: 600;
            letter-spacing: 0.04em; border-radius: 50px;
            cursor: pointer; transition: all var(--transition-fast);
            text-decoration: none; display: inline-block; font-family: inherit;
        }
        .btn-cta-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            border: none; color: #fff;
        }
        .btn-cta-primary:hover {
            transform: translateY(-3px);
        }
        .btn-cta-secondary {
            background: transparent; border: 1px solid rgba(255,255,255,0.4);
            color: #fff; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
        }
        .btn-cta-secondary:hover {
            border-color: #fff; background: rgba(255,255,255,0.08);
            box-shadow: 0 4px 20px rgba(255,255,255,0.1);
        }

        .banner-arrow {
            position: absolute; top: 50%; transform: translateY(-50%);
            z-index: 10; width: 50px; height: 50px;
            border-radius: 50%; background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.2);
            cursor: pointer; display: flex; align-items: center; justify-content: center;
            transition: all var(--transition-fast);
            backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
            color: #fff; font-size: 1.2rem;
        }
        .banner-arrow:hover { background: rgba(255,255,255,0.14); border-color: rgba(255,255,255,0.45); width: 54px; height: 54px; }
        .banner-arrow.prev { left: 28px; }
        .banner-arrow.next { right: 28px; }
        .banner-arrow svg { width: 20px; height: 20px; stroke: #fff; fill: none; stroke-width: 2; }

        .banner-indicators {
            position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
            z-index: 10; display: flex; align-items: center; gap: 6px;
        }
        .indicator-dot {
            width: 48px; height: 4px; border-radius: 4px;
            background: rgba(255,255,255,0.2); cursor: pointer;
            position: relative; overflow: hidden;
            transition: all var(--transition-fast);
        }
        .indicator-dot .progress-bar {
            position: absolute; top:0; left:0; height:100%; width:0%;
            background: var(--primary); border-radius: 4px;
            box-shadow: 0 0 10px var(--primary), 0 0 20px rgba(231,31,25,0.6);
        }
        .indicator-dot.active { background: rgba(255,255,255,0.35); width: 60px; }
        .indicator-dot.active .progress-bar { width: 100%; transition: width var(--auto-play-interval, 5s) linear; }

        /* 滚动提示 */
        .scroll-hint {
            position: absolute; bottom: 100px; left: 50%; transform: translateX(-50%);
            z-index: 8; display: flex; flex-direction: column; align-items: center; gap: 8px;
            opacity: 0.7; animation: scrollHintFloat 2.5s ease-in-out infinite; pointer-events: none;
        }
        .scroll-hint span { font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.6); }
        .scroll-hint .scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent); }
        @keyframes scrollHintFloat {
            0%,100% { transform: translateX(-50%) translateY(0); }
            50% { transform: translateX(-50%) translateY(12px); }
        }

        /* 🔧 修复1：将错误放在body上的Padding挪到具体板块内 */
        @media (max-width: 1024px) {
            .header-inner { padding: 0 20px; }
            .nav-menu-wrapper { display: none; }
            .nav-actions .btn-outline, .nav-actions .btn-primary-nav { display: none; }
            .hamburger-btn { display: flex; }
            .banner-arrow { width: 40px; height: 40px; }
            .banner-arrow.prev { left: 12px; } .banner-arrow.next { right: 12px; }
            .banner-indicators { bottom: 28px; gap: 5px; }
            .indicator-dot { width: 36px; height: 3px; }
            .indicator-dot.active { width: 46px; }
            .scroll-hint { bottom: 80px; }
            .site-header { height: 90px; }
            .site-header.scrolled { height: 90px; }
            .nav-logo-icon { width: 34px; height: 34px; }
            .nav-logo-text { font-size: 1.15rem; }
            .hero-banner { height: var(--banner-height-mobile); min-height: 520px; }
            .banner-content .slide-title { font-size: clamp(1.6rem, 6vw, 2.4rem); }
            .banner-content .slide-desc { font-size: 0.9rem; }
            .btn-cta-primary, .btn-cta-secondary { padding: 12px 26px; font-size: 0.9rem; }
            .banner-content .slide-cta {gap: 10px; align-items: center; }
        }

        /* 🔧 修复2：解决移动端Banner两边空白、不铺满的问题 */
        @media (max-width: 992px) {
            /* 之前这里错误地写了 body { padding: 40px 20px; } */
            .story-section {
                flex-direction: column;
                gap: 50px;
                padding: 50px 20px; /* 把内边距独立转移到这个板块 */
            }
            .content-left {
                max-width: 100%;
            }
            .section-header h2 {
                font-size: 32px;
            }
            .content-right {
                width: 100%;
            }
            .container {
                flex-direction: column;
            }
            .service-intro {
                flex: none;
                width: 100%;
                margin-bottom: 20px;
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
                grid-template-rows: auto;
            }
            .news-card {
                flex: 0 0 calc(50% - 12px); 
                padding: 30px;
            }
        }

        @media (max-width: 640px) {
            .header-inner { padding: 0 14px; }
            .banner-arrow { width: 34px; height: 34px; }
            .banner-arrow.prev { left: 8px; } .banner-arrow.next { right: 8px; }
            .banner-indicators { bottom: 20px; gap: 4px; }
            .indicator-dot { width: 28px; height: 3px; }
            .indicator-dot.active { width: 36px; }
            .scroll-hint { bottom: 60px; }
            .nav-logo-text { font-size: 1rem; }
            .nav-logo-icon { width: 30px; height: 30px; }
            .mobile-nav-panel { width: 100vw; padding: 120px 0px 0px 0px; }
        }
        
        .container {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            gap: 25px;
			padding-top:80px;
        }

        /* --- 左侧标题区 --- */
        .service-intro {
            flex: 0 0 300px;
            background: #fff;
            padding: 40px 30px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
        }

        .service-intro h2 {
            font-size: 38px;
            color: #333;
            line-height: 1.3;
            margin-bottom: 25px;
            font-weight: 700;
        }

        .service-intro p {
            font-size: 14px;
            color: #888;
            line-height: 1.8;
        }

        /* --- 右侧网格区 --- */
        .service-grid {
            flex: 1;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            grid-template-rows: repeat(2, 370px);
            gap: 20px;
        }
        .service-card {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            background-color: #eee;
            cursor: pointer;
            opacity: 0;
            transform: translateY(60px);
            transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
        }

        .service-card:hover .card-bg {
            transform: scale(1.1);
        }

        .card-bg {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .card-overlay {
            position: absolute;
            top: 10px;
            left: 0;
            width: 100%;
            height: 100%;
            padding: 30px;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            align-items: center;
        }

        .card-overlay h3 {
            color: #333;
            font-size: 18px;
            font-weight: bold;
            text-align: center;
            letter-spacing: 1px;
			border-bottom:solid 2px;
			padding-bottom:5px;
        }

        .mute-icon {
            position: absolute;
            bottom: 20px;
            left: 20px;
            width: 24px;
            height: 24px;
            opacity: 0.8;
        }

        .appear {
            opacity: 1 !important;
            transform: translateY(0) !important;
        }

        @media (max-width: 480px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
            .service-intro h2 {
                font-size: 38px;
            }
        }
        
       /* --- 背景纹理装饰 --- */
        .section-container {
            position: relative;
            padding: 80px 0;
            width: 100%;
            min-height: 600px;
            overflow: hidden;
        }

        .section-container::before {
            content: "";
            position: absolute;
            top: 50%;
            left: 60%;
            width: 800px;
            height: 800px;
            border: 1px solid rgba(0,0,0,0.03);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            z-index: 0;
        }

        .header-content {
            max-width: 1440px;
            margin: 0 auto 50px;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }

        .header-content h2 {
            font-size: 36px;
            color: #333;
            font-weight: 700;
            margin-bottom: 15px;
        }

        .header-content p {
            font-size: 15px;
            color: #888;
            line-height: 1.6;
        }

        .slider-wrapper {
            position: relative;
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 20px;
            z-index: 1;
        }

        .cards-viewport {
            overflow: hidden;
        }

        .cards-container {
            display: flex;
            gap: 24px;
            transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
        }

        .news-card {
            flex: 0 0 calc(33.333% - 16px);
            background: #ffffff;
            border-radius: 20px;
            padding: 40px;
            min-height: 380px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
            border: 1px solid rgba(0,0,0,0.03);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            cursor: pointer;
        }

        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.05);
        }

        .news-card h3 {
            font-size: 24px;
            color: #333;
            line-height: 1.4;
            font-weight: 500;
        }

        .news-card .date-box {
            margin-top: auto;
        }

        .news-card .date {
            font-size: 42px;
            font-weight: 300;
            color: #333;
            margin-bottom: 20px;
            font-family: Arial, sans-serif;
        }

        .tag-btn {
            display: inline-block;
            padding: 6px 20px;
            border-radius: 20px;
            font-size: 13px;
            border: 1px solid #ddd;
            color: #666;
            transition: all 0.3s;
        }

        .news-card.active .tag-btn {
            background-color: #ff0000;
            border-color: #ff0000;
            color: #fff;
        }

        .nav-btns {
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            transform: translateY(-50%);
            display: flex;
            justify-content: space-between;
            pointer-events: none;
            padding: 0 10px;
        }

        .btn {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
            pointer-events: auto;
            transition: all 0.3s;
            border: none;
        }

        .btn svg {
            width: 18px;
            height: 18px;
            stroke: #333;
            stroke-width: 2.5;
            fill: none;
        }

        .btn-prev { margin-left: 10px; }
        .btn-next { margin-right: 10px; background-color: #ff0000; }
        .btn-next svg { stroke: #fff; }

        .btn:hover { transform: scale(1.1); }
        .btn:disabled { opacity: 0.3; cursor: not-allowed; }

        @media (max-width: 600px) {
            .news-card {
                flex: 0 0 100%;
            }
            .header-content h2 { font-size: 28px; }
            .news-card h3 { font-size: 20px; }
            .news-card .date { font-size: 32px; }
            .nav-btns { position: static; transform: none; margin-top: 30px; justify-content: center; gap: 20px; }
        }

        /* --- 头部标题区域 --- */
        .testimonial-header {
            text-align: center;
        }

        .testimonial-header h2 {
            font-size: 42px;
            font-weight: 800;
            color: #222;
            line-height: 1.4;
            margin-bottom: 20px;
            letter-spacing: 2px;
        }

        .testimonial-header p {
            font-size: 16px;
            color: #666;
            line-height: 1.8;
            max-width: 600px;
            margin: 0 auto;
        }

        .testimonial-container {
            position: relative;
            max-width: 1280px;
            height: 850px;
            margin: 0 auto 150px;
        }

        .card {
            position: absolute;
            background: #ffffff;
            border-radius: 12px;
            padding: 30px 30px 25px;
            width: 360px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
            transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
            z-index: 1;
            opacity: 0;
            transform: translateY(40px);
        }

        .card:hover {
            transform: translateY(-10px) scale(1.02) !important;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
            z-index: 100 !important;
        }

        .quote-icon {
            font-family: Georgia, serif;
            font-size: 60px;
            color: #e60012;
            line-height: 0.6;
            margin-bottom: 10px;
        }

        .card-text {
            font-size: 14px;
            color: #555;
            line-height: 1.8;
            margin-bottom: 25px;
            min-height: 75px;
        }

        .card-footer {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 12px;
        }

        .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 12px;
            font-weight: bold;
            flex-shrink: 0;
        }

        .user-info {
            text-align: right;
        }

        .user-title {
            font-size: 14px;
            font-weight: bold;
            color: #333;
            display: block;
        }

        .user-company {
            font-size: 12px;
            color: #888;
            display: block;
            margin-top: 2px;
        }

        .card-1 { top: 380px; left: 0px; z-index: 2; width: 340px; }
        .card-2 { top: 220px; left: 240px; z-index: 1; }
        .card-3 { top: 580px; left: 260px; z-index: 3; }
        .card-4 { top: 400px; left: 450px; z-index: 4; width: 380px; }
        .card-5 { top: 130px; right: 260px; z-index: 2; }
        .card-6 { top: 620px; right: 260px; z-index: 2; }
        .card-7 { top: 450px; right: 0px; z-index: 3; width: 350px; }

        .card.show {
            opacity: 1;
            transform: translateY(0);
        }

        @media (max-width: 1300px) {
            .testimonial-container {
                max-width: 1000px;
                height: 900px;
            }
            .card { width: 300px; }
            .card-1 { left: 0; }
            .card-2 { left: 180px; }
            .card-3 { left: 200px; top: 600px; }
            .card-4 { left: 350px; width: 320px; }
            .card-5 { right: 180px; }
            .card-6 { right: 180px; top: 650px; }
            .card-7 { right: 0; }
        }

        @media (max-width: 1024px) {
            .testimonial-container {
                display: flex;
                flex-direction: column;
                align-items: center;
                gap: 20px;
                height: auto;
                padding: 0 20px;
                margin-bottom: 60px;
            }
            .card {
                position: relative;
                top: auto !important;
                left: auto !important;
                right: auto !important;
                width: 100% !important;
                max-width: 500px;
                transform: translateY(20px);
            }
            .card:hover {
                transform: translateY(-5px) !important;
            }
        }
        
       /* --- 整体布局容器 --- */
        .story-section {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            align-items: flex-start;
            gap: 80px;
			padding-top:100px;
        }

        .content-left {
            flex: 1;
            max-width: 600px;
        }

        .section-header {
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 42px;
            font-weight: 900;
            color: #222;
            line-height: 1.3;
            letter-spacing: 2px;
            margin-bottom: 15px;
        }

        .section-header .subtitle {
            font-size: 18px;
            font-weight: bold;
            color: #555;
            letter-spacing: 1px;
        }

        .accordion {
            display: flex;
            flex-direction: column;
            gap: 15px; 
        }

        .accordion-item {
            display: flex;
            flex-direction: column;
            align-items: flex-start; 
        }

        .accordion-btn {
            background-color: #1a1a1a; 
            color: #ffffff;
            border: none;
            border-radius: 12px;
            padding: 14px 24px;
            text-align: left;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            transform: translateY(0);
        }

        .accordion-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
        }

        .btn-title {
            display: block;
            font-size: 18px;
            font-weight: bold;
            margin-bottom: 4px;
            letter-spacing: 1px;
        }

        .btn-desc {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
        }

        .accordion-content {
            display: grid;
            grid-template-rows: 0fr;
            transition: grid-template-rows 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
            width: 100%;
        }

        .accordion-inner {
            overflow: hidden;
            opacity: 0;
            transition: opacity 0.3s ease, padding 0.3s ease;
        }

        .accordion-inner p {
            font-size: 14px;
            color: #666;
            line-height: 1.8;
            padding-right: 20px;
        }

        .accordion-item.active .accordion-btn {
            background-color: #e60012; 
        }

        .accordion-item.active .accordion-content {
            grid-template-rows: 1fr;
        }

        .accordion-item.active .accordion-inner {
            opacity: 1;
            padding-top: 20px;
            padding-bottom: 10px;
        }

        .content-right {
            flex: 0.6;
            position: relative;
        }

        .feature-image {
            width: 100%;
            height: auto;
            border-radius: 20px;
            object-fit: cover;
            filter: grayscale(100%);
            transition: filter 0.5s ease, transform 0.5s ease;
        }

        .feature-image:hover {
            filter: grayscale(0%);
            transform: scale(1.02);
        }

        /* --- 需求沟通主板块 --- */
        .contact-section {
            max-width: 1400px;
            margin: 0 auto;
            background-color: #fff; 
            border-radius: 20px;
            padding: 60px 80px;
            position: relative;
            overflow: hidden; 
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: #000;
            margin-bottom:100px;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease;
        }

        .contact-section.show {
            opacity: 1;
            transform: translateY(0);
        }

        .bg-lines {
            position: absolute;
            right: -5%;
            bottom: -10%;
            width: 60%;
            pointer-events: none;
            opacity: 0.4;
            animation: floatLines 10s infinite alternate ease-in-out;
        }

        @keyframes floatLines {
            from { transform: translate(0, 0) scale(1); }
            to { transform: translate(-10px, -20px) scale(1.05); }
        }

        .content-wrap {
            position: relative;
            z-index: 2;
            flex: 1;
            max-width: 600px;
        }

        .title-box h2 {
            font-size: 42px;
            font-weight: bold;
            line-height: 1.2;
            margin-bottom: 30px;
        }

        .title-box h2 span {
            display: block;
            letter-spacing: 2px;
        }

        .desc-box p {
            font-size: 16px;
            line-height: 1.8;
            color: #000;
            margin-bottom: 40px;
        }

        .tags-row {
            display: flex;
            gap: 15px;
        }

        .tag-item {
            border: 1.5px solid #000;
            border-radius: 5px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: bold;
			padding:10px;
            cursor: pointer;
            transition: all 0.3s ease;
        }
		.tag-item a{text-decoration:none;color:#000;}
		.tag-item a:hover{color: #e60012;}
		.tag-item svg{width: 30px;
    padding-right: 10px;}

        .tag-item:hover {
            background-color: #fff;
            color: #e60012;
            transform: scale(1.1);
            box-shadow: 0 0 15px rgba(255, 255, 255, 0.4);
        }

        .logo-decor {
            position: relative;
            z-index: 2;
            width: 100px;
            height: 100px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
		.logo-decor img{width:130px;}
        .logo-decor svg {
            width: 60px;
            height: 60px;
            fill: none;
            stroke: #000000; 
            stroke-width: 2;
        }

        @media (max-width: 768px) {
            .contact-section {
                padding: 40px 30px;
                flex-direction: column;
                text-align: center;
				width:90%;
            }

            .content-wrap {
                max-width: 100%;
            }

            .title-box h2 {
                font-size: 32px;
            }

            .tags-row {
                justify-content: center;
                margin-bottom: 40px;
            }

            .bg-lines {
                width: 100%;
                right: -20%;
                bottom: -20%;
            }

            .logo-decor {
                margin-top: 20px;
            }
        }

/* 独立样式命名空间 rf-ft- */
.rf-ft-wrapper {
    background-color: #ffffff;
    color: #333333;
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    padding-top: 60px;
    border-top: 1px solid #f0f0f0;
    box-sizing: border-box;
}

.rf-ft-wrapper * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.rf-ft-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
}

.rf-ft-cta-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 40px;
    border-bottom: 1px solid #eeeeee;
    margin-bottom: 50px;
}

.rf-ft-cta-title {
    font-size: 28px;
    font-weight: bold;
    color: #000; 
}

.rf-ft-btn-red {
    background-color: #E60012; 
    color: #ffffff;
    text-decoration: none;
    padding: 12px 35px;
    border-radius: 4px;
    font-weight: 500;
    transition: opacity 0.3s;
}

.rf-ft-btn-red:hover {
    opacity: 0.85;
}

.rf-ft-main-grid {
    display: grid;
    grid-template-columns: 2.2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 30px;
}

.rf-ft-col-title {
    font-size: 18px;
    margin-bottom: 25px;
    color: #000000;
    font-weight: 600;
}

.rf-ft-brand-desc {
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
    text-align: justify;
}

.rf-ft-links {
    list-style: none;
}

.rf-ft-links li {
    margin-bottom: 12px;
}

.rf-ft-links a {
    color: #666666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.rf-ft-links a:hover {
    color: #004299;
}

.rf-ft-contact-list {
    list-style: none;
}

.rf-ft-contact-list li {
    font-size: 14px;
    color: #666666;
    margin-bottom: 12px;
}

.rf-ft-highlight {
    color: #000000;
    font-weight: 500;
}

.rf-ft-social-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 40px;
}

.rf-ft-social-icons {
    display: flex;
    gap: 15px;
}

.rf-ft-icon-item {
    width: 40px;
    height: 40px;
    border: 1px solid #e0e0e0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.rf-ft-icon-item:hover {
    border-color: #999;
    background-color: #f9f9f9;
}

.rf-ft-icon-item svg {
    width: 20px;
    height: 20px;
}

.rf-ft-selector-wrap {
    position: relative;
    width: 240px;
}

.rf-ft-select {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #e0e0e0;
    background-color: #f9f9f9;
    border-radius: 4px;
    appearance: none;
    cursor: pointer;
    font-size: 14px;
    color: #666;
}

.rf-ft-select-arrow {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

.rf-ft-bottom-bar {
    border-top: 1px solid #eeeeee;
    padding: 30px 0;
    text-align: center;
}

.rf-ft-address {
    font-size: 12px;
    color: #999999;
    margin-bottom: 15px;
}

.rf-ft-copy-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 12px;
    color: #999999;
}

.rf-ft-copy-links a {
    color: #999999;
    text-decoration: none;
}

.rf-ft-copy-links a:hover {
    color: #666;
}

.rf-ft-backtop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 50%;
    display: none; 
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    z-index: 9999;
    color: #999;
}

.rf-ft-backtop:hover {
    color: #E60012;
}

.rf-ft-backtop svg {
    width: 24px;
    height: 24px;
}

@media (max-width: 991px) {
    .rf-ft-main-grid {
        grid-template-columns: 1fr 1fr;
    }
    .rf-ft-cta-box {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
}

@media (max-width: 600px) {
    .rf-ft-main-grid {
        grid-template-columns: 1fr;
    }
    .rf-ft-social-row {
        flex-direction: column;
        gap: 30px;
    }
    .rf-ft-cta-title {
        font-size: 22px;
    }
    .rf-ft-copy-links {
        flex-direction: column;
        gap: 10px;
    }
}
.nav-logo img{width:100px}

        .dm-coop-section * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        .dm-coop-section {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            background:none;
        }

        .dm-coop-section {
            background:none;
            padding: 50px 20px;
            width: 100%;
            overflow: hidden;
        }

        .dm-coop-header {
            max-width: 1440px;
            margin: 0 auto 60px;
            text-align: center;
        }

        .dm-section-title {
            font-size: clamp(2rem, 5vw, 2.5rem);
            font-weight: 700;
            color: #111827;
            margin-bottom: 24px;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.6s ease;
        }

        .dm-section-desc {
            font-size: clamp(0.95rem, 2vw, 1.1rem);
            color: #4B5563;
            line-height: 1.8;
            max-width: 1200px;
            margin: 0 auto;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.6s ease 0.1s;
        }

        .dm-coop-grid {
            max-width: 1440px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .dm-coop-card {
            position: relative;
            padding: 40px 36px;
            border-radius: 12px;
            overflow: hidden;
            transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            cursor: default;
            opacity: 0;
            transform: translateY(30px);
			padding-bottom:120px;
        }

        .dm-card-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            z-index: 0;
        }

        .dm-card-1 {
            background: linear-gradient(135deg, #5470D9 0%, #3F5BBF 100%);
            color: #FFFFFF;
        }
        .dm-card-1 .dm-card-bg {
            background-image: url('../images/11.jpg');
        }

        .dm-card-2 {
            background: linear-gradient(135deg, #E0EDFF 0%, #C9E0FF 100%);
            color: #111827;
        }
        .dm-card-2 .dm-card-bg {
            background-image: url('../images/12.jpg');

        }

        .dm-card-3 {
            background: linear-gradient(135deg, #0066CC 0%, #004799 100%);
            color: #FFFFFF;
        }
        .dm-card-3 .dm-card-bg {
            background-image: url('../images/13.jpg');
        }

        .dm-card-title {
            font-size: clamp(1.3rem, 3vw, 1.5rem);
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .dm-card-desc {
            font-size: 1rem;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }

        .dm-coop-card:hover {
            transform: translateY(-3px); 
        }
        .dm-coop-card:hover .dm-card-bg {
            transform: scale(1.08);
        }

        .dm-animate-in {
            opacity: 1 !important;
        }

        @media (max-width: 1024px) {
            .dm-coop-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .dm-coop-card:nth-child(3) {
                grid-column: 1 / -1;
            }
            .dm-coop-section {
                padding: 60px 20px;
            }
            .dm-coop-header {
                margin-bottom: 48px;
            }
        }

        @media (max-width: 640px) {
            .dm-coop-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .dm-coop-card:nth-child(3) {
                grid-column: auto;
            }
            .dm-coop-section {
                padding: 40px 16px;
            }
            .dm-section-title {
                font-size: 1.8rem;
                margin-bottom: 16px;
            }
            .dm-section-desc {
                font-size: 0.95rem;
            }
            .dm-coop-card {
                padding: 32px 28px;
            }
            .dm-card-title {
                font-size: 1.3rem;
                margin-bottom: 12px;
            }
            .dm-card-desc {
                font-size: 0.95rem;
            }
        }
.testimonial-section{margin-top:80px;}
/* ========== 导航栏电话按钮 ========== */
.nav-phone-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.01) 100%);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: #ffffff;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.05em;
    transition: all var(--transition-fast);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.nav-phone-btn .phone-icon {
    width: 18px;
    height: 18px;
    stroke: var(--primary); 
    transition: all var(--transition-fast);
}

/* Hover 悬浮科技发光效果 */
.nav-phone-btn:hover {
    background: linear-gradient(135deg, rgba(231, 31, 25, 0.1) 0%, rgba(179, 22, 18, 0.1) 100%);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.nav-phone-btn:hover .phone-icon {
    transform: scale(1.1) rotate(15deg);
    stroke: var(--accent);
}

/* ========== 适配滚动后的白底导航栏 ========== */
.site-header.scrolled .nav-phone-btn {
    background: #f8f9fa;
    border-color: #e5e7eb;
    color: #111827;
    box-shadow: none;
}

.site-header.scrolled .nav-phone-btn:hover {
    background: #ffffff;
    border-color: var(--primary);
    color: var(--primary-dark);
}

/* ========== 移动端菜单面板内的适配 ========== */
.mobile-nav-actions .nav-phone-btn {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 1.05rem;
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
}

@media (max-width: 991px) {
    .nav-actions{display:none}
}

@media (max-width: 600px) {
     .nav-actions{display:none}
}