/* CSS Variables - Design Tokens */
        :root {
            /* 背景 */
            --color-bg-page: #F6F7F9;
            --color-bg-card: #FFFFFF;
            --color-hero-bg-start: #1A1D29;
            --color-hero-bg-end: #2D3548;
            
            /* 文字 */
            --color-text-primary: #1A1D29;
            --color-text-secondary: #5C6370;
            --color-text-muted: #8B929E;
            --color-hero-text: #FFFFFF;
            --color-hero-text-dim: rgba(255,255,255,0.72);
            
            /* 品牌 */
            --color-brand: #2D3548;
            --color-brand-hover: #3D4A5C;
            --color-accent: #3D7CFF;
            --color-accent-hover: #5B94FF;
            
            /* 功能 */
            --color-border: #E6E8EC;
            --color-success: #16A34A;
            --color-danger: #DC2626;
            
            /* 间距 */
            --space-xs: 4px;
            --space-sm: 8px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 96px;
            
            /* 圆角 */
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            
            /* 阴影 */
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
            
            /* 字体 */
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-mono: "JetBrains Mono", Consolas, Monaco, monospace;
        }
        
        /* Reset & Base */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.65;
            color: var(--color-text-primary);
            background-color: var(--color-bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-width: 320px;
            overflow-x: hidden;
            text-rendering: optimizeLegibility;
            -webkit-tap-highlight-color: transparent;
        }

        /* 全局兼容性 & 体验增强 */
        html, body { width: 100%; }
        ::selection { background: rgba(61,124,255,0.25); color: var(--color-text-primary); }
        button, input, select, textarea { font-family: inherit; }
        img, svg, video { max-width: 100%; height: auto; }
        /* 可访问的焦点样式 & 减弱动效偏好 见下方 v2 增强层 */
        
        a {
            color: var(--color-accent);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        
        a:hover {
            color: var(--color-accent-hover);
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        /* Container - 响应式平铺容器 */
        .w1200 {
            width: 100%;
            max-width: 1600px;
            margin-left: auto;
            margin-right: auto;
            /* 随视口缩放的内边距：小屏 16px → 大屏最大 64px */
            padding-left: clamp(16px, 4vw, 64px);
            padding-right: clamp(16px, 4vw, 64px);
        }

        /* 超宽屏上给一个更舒适的上限 */
        @media (min-width: 1680px) {
            .w1200 {
                max-width: 1720px;
            }
        }
        @media (min-width: 1920px) {
            .w1200 {
                max-width: 1800px;
            }
        }
        
        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: transparent;
            transition: all 0.3s ease;
        }
        
        .site-header.scrolled {
            background: rgba(255,255,255,0.98);
            box-shadow: var(--shadow-sm);
            height: 64px;
        }
        
        .site-header.scrolled .nav-link {
            color: var(--color-text-primary);
        }
        
        .site-header.scrolled .nav-logo {
            color: var(--color-brand);
        }
        
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        
        .nav-logo {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-hero-text);
            display: flex;
            align-items: center;
            gap: var(--space-sm);
        }
        
        .nav-logo img {
            height: 32px;
            width: auto;
        }
        
        .nav-menu {
            display: flex;
            align-items: center;
            gap: var(--space-xl);
            list-style: none;
        }
        
        .nav-link {
            color: var(--color-hero-text-dim);
            font-size: 15px;
            font-weight: 500;
            padding: var(--space-sm) 0;
            position: relative;
            transition: color 0.2s ease;
            display: flex;
            align-items: center;
            gap: var(--space-xs);
        }

        .nav-icon {
            width: 18px;
            height: 18px;
            opacity: 0.8;
            transition: all 0.2s ease;
        }

        .nav-link:hover .nav-icon,
        .nav-link.active .nav-icon {
            opacity: 1;
            transform: scale(1.1);
        }
        
        .nav-link:hover,
        .nav-link.active {
            color: var(--color-hero-text);
        }
        
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--color-accent);
        }
        
        .nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
        }

        .nav-cta:hover {
            background: var(--color-accent-hover);
            transform: translateY(-1px);
            color: #fff;
        }
        
        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: var(--space-sm);
        }
        
        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-hero-text);
            transition: all 0.3s ease;
        }
        
        .site-header.scrolled .menu-toggle span {
            background: var(--color-text-primary);
        }
        
        @media (max-width: 991px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: var(--space-lg);
                gap: var(--space-md);
                box-shadow: var(--shadow-lg);
            }
            
            .nav-menu.open {
                display: flex;
            }
            
            .nav-link {
                color: var(--color-text-primary);
            }
            
            .menu-toggle {
                display: flex;
            }
        }
        
        /* Hero Section */
        .hero {
            position: relative;
            min-height: 100vh;
            min-height: 100dvh;
            background: linear-gradient(135deg, var(--color-hero-bg-start) 0%, var(--color-hero-bg-end) 100%);
            display: flex;
            align-items: center;
            padding: calc(72px + var(--space-3xl)) 0 var(--space-3xl);
            overflow: hidden;
        }

        /* Animated Grid Pattern Overlay */
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image:
                linear-gradient(rgba(61,124,255,0.08) 1px, transparent 1px),
                linear-gradient(90deg, rgba(61,124,255,0.08) 1px, transparent 1px);
            background-size: 60px 60px;
            pointer-events: none;
            animation: gridMove 20s linear infinite;
        }

        @keyframes gridMove {
            0% { transform: translate(0, 0); }
            100% { transform: translate(60px, 60px); }
        }

        /* Floating Icons */
        .floating-icons {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            pointer-events: none;
            z-index: 1;
            overflow: hidden;
        }

        .float-icon {
            position: absolute;
            opacity: 0.15;
            animation: floatTech 8s ease-in-out infinite;
        }

        .float-icon svg {
            width: 48px;
            height: 48px;
        }

        .float-icon.icon-1 {
            top: 15%;
            left: 8%;
            animation-delay: 0s;
        }

        .float-icon.icon-2 {
            top: 25%;
            right: 15%;
            animation-delay: -2s;
        }

        .float-icon.icon-3 {
            top: 60%;
            left: 5%;
            animation-delay: -4s;
        }

        .float-icon.icon-4 {
            bottom: 20%;
            right: 10%;
            animation-delay: -6s;
        }

        .float-icon.icon-5 {
            top: 45%;
            right: 25%;
            animation-delay: -3s;
        }

        @keyframes floatTech {
            0%, 100% {
                transform: translateY(0) rotate(0deg);
                opacity: 0.15;
            }
            50% {
                transform: translateY(-20px) rotate(5deg);
                opacity: 0.25;
            }
        }

        /* Tech Glow Effect */
        .hero::after {
            content: '';
            position: absolute;
            top: 20%;
            right: 10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(61,124,255,0.15) 0%, transparent 70%);
            pointer-events: none;
            animation: glowPulse 4s ease-in-out infinite;
        }

        @keyframes glowPulse {
            0%, 100% { opacity: 0.5; transform: scale(1); }
            50% { opacity: 0.8; transform: scale(1.1); }
        }
        
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: min(58vw, 780px);
        }

        .hero-title {
            font-size: clamp(30px, 4.2vw, 60px);
            font-weight: 700;
            color: var(--color-hero-text);
            line-height: 1.15;
            margin-bottom: var(--space-lg);
            letter-spacing: -0.02em;
            text-shadow: 0 0 40px rgba(61,124,255,0.3);
        }

        .hero-title .tech-highlight {
            background: linear-gradient(90deg, #3D7CFF, #5B94FF, #3D7CFF);
            background-size: 200% auto;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: shine 3s linear infinite;
        }

        @keyframes shine {
            to { background-position: 200% center; }
        }
        
        .hero-subtitle {
            font-size: clamp(16px, 1.3vw, 20px);
            color: var(--color-hero-text-dim);
            line-height: 1.7;
            margin-bottom: var(--space-xl);
            max-width: 640px;
        }
        
        .hero-trust {
            font-size: 14px;
            color: var(--color-hero-text-dim);
            margin-bottom: var(--space-xl);
            display: flex;
            align-items: center;
            gap: var(--space-md);
        }
        
        .hero-trust-item {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
        }
        
        .hero-trust-dot {
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
        }

        .trust-icon {
            width: 20px;
            height: 20px;
            margin-right: var(--space-xs);
            filter: drop-shadow(0 0 4px rgba(61,124,255,0.5));
        }
        
        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-md);
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all 0.2s ease;
            border: none;
            text-decoration: none;
        }
        
        .btn-primary {
            background: linear-gradient(135deg, var(--color-accent) 0%, #5B94FF 100%);
            color: #fff;
            box-shadow: 0 4px 15px rgba(61,124,255,0.4), 0 0 30px rgba(61,124,255,0.2);
            position: relative;
            overflow: hidden;
        }

        .btn-primary::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
            transition: left 0.5s ease;
        }

        .btn-primary:hover::before {
            left: 100%;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--color-accent-hover) 0%, #7AABFF 100%);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(61,124,255,0.5), 0 0 40px rgba(61,124,255,0.3);
            color: #fff;
        }
        
        .btn-outline {
            background: transparent;
            color: var(--color-hero-text);
            border: 1px solid rgba(255,255,255,0.3);
        }
        
        .btn-outline:hover {
            background: rgba(255,255,255,0.1);
            border-color: rgba(255,255,255,0.5);
            color: var(--color-hero-text);
        }

        /* Typewriter effect */
        .typewriter-cursor {
            color: var(--color-accent);
            font-weight: 300;
            animation: blink 1s step-end infinite;
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0; }
        }

        /* Tech Stack Badges */
        .tech-badges {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            margin-bottom: var(--space-lg);
        }
        .tech-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 14px;
            border: 1px solid rgba(255,255,255,0.18);
            border-radius: 20px;
            font-size: 13px;
            color: rgba(255,255,255,0.8);
            background: rgba(255,255,255,0.06);
            transition: all 0.3s ease;
            cursor: default;
            backdrop-filter: blur(4px);
        }
        .tech-badge:hover {
            background: rgba(255,255,255,0.14);
            border-color: rgba(61,124,255,0.5);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(61,124,255,0.3);
        }

        .hero-visual {
            position: absolute;
            /* 对齐容器右内边距，避免大屏下视觉漂浮 */
            right: max(5%, calc((100vw - 1800px) / 2 + 64px));
            top: 50%;
            transform: translateY(-50%);
            width: 42%;
            max-width: 640px;
            opacity: 0.85;
            pointer-events: none;
        }

        @media (max-width: 1680px) {
            .hero-visual {
                right: clamp(24px, 5vw, 80px);
            }
        }

        .hero-visual svg {
            width: 100%;
            height: auto;
        }

        /* Network Animation */
        .network-svg .node-center {
            animation: pulse 2s ease-in-out infinite;
        }

        .network-svg .node-1, .network-svg .node-2, .network-svg .node-3, .network-svg .node-4 {
            animation: pulse 2s ease-in-out infinite 0.3s;
        }

        .network-svg .node-5, .network-svg .node-6, .network-svg .node-7, .network-svg .node-8 {
            animation: pulse 2s ease-in-out infinite 0.6s;
        }

        @keyframes pulse {
            0%, 100% { opacity: 0.4; r: 4; }
            50% { opacity: 0.8; r: 6; }
        }

        .network-svg .connection {
            stroke-dasharray: 5 5;
            animation: dashFlow 3s linear infinite;
        }

        @keyframes dashFlow {
            to { stroke-dashoffset: -10; }
        }

        .network-svg .data-packet {
            animation: dataFlow 4s ease-in-out infinite;
        }

        .network-svg .data-packet:nth-child(2) { animation-delay: 0.5s; }
        .network-svg .data-packet:nth-child(3) { animation-delay: 1s; }
        .network-svg .data-packet:nth-child(4) { animation-delay: 1.5s; }

        @keyframes dataFlow {
            0%, 100% { opacity: 0; transform: translate(0, 0); }
            50% { opacity: 1; }
        }

        .network-svg .orbit-ring {
            animation: rotate 30s linear infinite;
            transform-origin: center;
        }

        .network-svg .orbit-ring:nth-child(2) {
            animation-direction: reverse;
            animation-duration: 40s;
        }

        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        @media (max-width: 991px) {
            .hero-visual {
                display: none;
            }
            
            .hero {
                min-height: auto;
                padding: calc(72px + var(--space-2xl)) 0 var(--space-2xl);
            }
        }
        
        /* Trust Bar */
        .trust-bar {
            background: var(--color-bg-page);
            border-top: 1px solid var(--color-border);
            padding: var(--space-xl) 0;
        }
        
        .trust-bar-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--space-3xl);
            flex-wrap: wrap;
        }
        
        .trust-item {
            display: flex;
            align-items: center;
            gap: var(--space-md);
        }

        .trust-icon-wrap {
            width: 48px;
            height: 48px;
            background: rgba(61,124,255,0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

        .trust-icon-wrap svg {
            width: 24px;
            height: 24px;
        }

        .trust-item:hover .trust-icon-wrap {
            background: rgba(61,124,255,0.2);
            transform: scale(1.1);
        }

        .trust-content {
            display: flex;
            flex-direction: column;
        }
        
        .trust-number {
            font-size: 28px;
            font-weight: 600;
            color: var(--color-brand);
        }
        
        .trust-label {
            font-size: 14px;
            color: var(--color-text-secondary);
        }

        /* Service Coverage Section */
        .dashboard-section {
            background: linear-gradient(180deg, #fff 0%, var(--color-bg-page) 100%);
        }

        .coverage-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
            gap: var(--space-lg);
        }

        @media (max-width: 1200px) {
            .coverage-grid {
                grid-template-columns: 1fr 1fr;
            }
            .coverage-card:last-child {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            .coverage-grid {
                grid-template-columns: 1fr;
            }
            .coverage-card:last-child {
                grid-column: auto;
            }
        }

        .coverage-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all 0.3s ease;
        }

        .coverage-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .card-header {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            margin-bottom: var(--space-lg);
        }

        .card-header .card-icon {
            width: 24px;
            height: 24px;
            color: var(--color-accent);
        }

        .card-header .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
        }

        /* Industry List */
        .industry-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .industry-item {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            padding: var(--space-sm);
            border-radius: var(--radius-md);
            transition: all 0.2s ease;
        }

        .industry-item:hover {
            background: var(--color-bg-page);
        }

        .industry-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .industry-icon svg {
            width: 20px;
            height: 20px;
        }

        .industry-info {
            flex: 1;
            min-width: 0;
        }

        .industry-name {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-primary);
            margin-bottom: 6px;
        }

        .industry-bar {
            height: 4px;
            background: var(--color-bg-page);
            border-radius: 2px;
            overflow: hidden;
        }

        .industry-progress {
            height: 100%;
            background: linear-gradient(90deg, var(--color-accent), #5B94FF);
            border-radius: 2px;
            animation: progressGrow 1s ease-out forwards;
            transform-origin: left;
        }

        @keyframes progressGrow {
            from { transform: scaleX(0); }
        }

        .industry-percent {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            min-width: 40px;
            text-align: right;
        }

        /* Solution Grid */
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--space-md);
        }

        @media (max-width: 480px) {
            .solution-grid {
                grid-template-columns: 1fr;
            }
        }

        .solution-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            padding: var(--space-lg);
            background: var(--color-bg-page);
            border-radius: var(--radius-md);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .solution-item:hover {
            background: var(--color-accent);
            transform: translateY(-4px);
        }

        .solution-item:hover .solution-icon {
            color: #fff;
        }

        .solution-item:hover .solution-name {
            color: #fff;
        }

        .solution-item:hover .solution-count {
            color: rgba(255,255,255,0.8);
        }

        .solution-icon {
            width: 40px;
            height: 40px;
            color: var(--color-accent);
            margin-bottom: var(--space-sm);
            transition: color 0.3s ease;
        }

        .solution-icon svg {
            width: 100%;
            height: 100%;
        }

        .solution-name {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-primary);
            margin-bottom: 4px;
            transition: color 0.3s ease;
        }

        .solution-count {
            font-size: 12px;
            color: var(--color-text-secondary);
            transition: color 0.3s ease;
        }

        /* Advantage List */
        .advantage-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .advantage-item {
            display: flex;
            gap: var(--space-md);
            padding: var(--space-md);
            background: var(--color-bg-page);
            border-radius: var(--radius-md);
            transition: all 0.3s ease;
        }

        .advantage-item:hover {
            background: linear-gradient(135deg, rgba(61,124,255,0.1), rgba(91,148,255,0.1));
            transform: translateX(8px);
        }

        .advantage-number {
            width: 36px;
            height: 36px;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .advantage-content h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }

        .advantage-content p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }

        .trust-divider {
            width: 1px;
            height: 40px;
            background: var(--color-border);
        }
        
        @media (max-width: 768px) {
            .trust-bar-inner {
                gap: var(--space-md);
                flex-direction: column;
            }

            .trust-divider {
                display: none;
            }

            .trust-item {
                flex: none;
                width: 100%;
                justify-content: flex-start;
                padding: var(--space-md);
                background: rgba(61,124,255,0.05);
                border-radius: var(--radius-md);
            }

            .trust-number {
                font-size: 24px;
            }

            .radar-stats {
                grid-template-columns: 1fr;
            }

            .radar-stat-item {
                padding: var(--space-md);
            }

            .dashboard-grid {
                grid-template-columns: 1fr;
            }

            .bar-chart {
                height: 150px;
            }

            .bar-track {
                height: 120px;
            }

            .floating-icons {
                display: none;
            }

            .footer-inner {
                flex-direction: column;
                text-align: center;
                gap: var(--space-lg);
            }

            .footer-social {
                order: -1;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--space-sm);
            }

            .section-title-wrap {
                width: 100%;
            }
        }

        @media (max-width: 480px) {
            .hero-title {
                font-size: 24px;
            }

            .hero-subtitle {
                font-size: 14px;
            }

            .hero-trust {
                flex-direction: column;
                gap: var(--space-sm);
            }

            .trust-item {
                flex-direction: column;
                text-align: center;
                gap: var(--space-xs);
            }

            .radar-svg {
                max-width: 280px;
            }

            .radar-label {
                font-size: 11px;
            }

            .mini-stat {
                flex-direction: column;
                text-align: center;
                gap: var(--space-sm);
            }

            .mini-stat-trend {
                justify-content: center;
            }

            .nav-link span {
                display: none;
            }

            .nav-icon {
                width: 24px;
                height: 24px;
            }

            .nav-menu {
                gap: var(--space-lg);
            }

            .service-features {
                flex-direction: column;
            }

            .feature-tag {
                justify-content: center;
            }
        }
        
        /* Section Base */
        .section {
            padding: clamp(40px, 6vw, 96px) 0;
        }
        
        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: var(--space-xl);
            flex-wrap: wrap;
            gap: var(--space-md);
        }
        
        .section-title {
            font-size: clamp(22px, 2vw, 34px);
            font-weight: 600;
            color: var(--color-text-primary);
            letter-spacing: -0.01em;
        }
        
        .section-link {
            font-size: 14px;
            color: var(--color-accent);
            display: flex;
            align-items: center;
            gap: var(--space-xs);
        }
        
        .section-link:hover {
            gap: var(--space-sm);
        }

        .section-link svg {
            width: 16px;
            height: 16px;
            transition: transform 0.2s ease;
        }

        .section-link:hover svg {
            transform: translateX(4px);
        }

        .section-title-wrap {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
        }

        .title-icon {
            width: 40px;
            height: 40px;
            background: rgba(61,124,255,0.1);
            color: var(--color-accent);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .title-icon svg {
            width: 20px;
            height: 20px;
        }
        
        /* Tech Radar Grid */
        .radar-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-lg);
        }
        @media (max-width: 768px) { .radar-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 480px) { .radar-grid { grid-template-columns: 1fr; } }
        .radar-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: var(--space-sm); }
        .radar-label { font-size: 14px; font-weight: 500; color: var(--color-text-primary); }
        .radar-value { font-size: 22px; font-weight: 600; color: var(--color-accent); }
        .radar-unit { font-size: 13px; font-weight: 400; color: var(--color-text-muted); }
        .radar-track {
            width: 100%;
            height: 8px;
            background: var(--color-bg-page);
            border-radius: 4px;
            overflow: hidden;
        }
        .radar-bar {
            height: 100%;
            width: 0;
            border-radius: 4px;
            transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
        }
        /* radar-bar width 由 JS 动态设置，此处保留初始值 */
        .radar-note { text-align: right; font-size: 13px; color: var(--color-success); margin-top: var(--space-md); }

        /* Services Grid */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-lg);
        }

        @media (max-width: 1100px) and (min-width: 641px) {
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .services-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .service-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: var(--space-xl);
            box-shadow: var(--shadow-sm);
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-accent), #5B94FF, var(--color-accent));
            background-size: 200% auto;
            opacity: 0;
            transition: opacity 0.3s ease;
            animation: borderGlow 2s linear infinite;
        }

        @keyframes borderGlow {
            to { background-position: 200% center; }
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 30px rgba(61,124,255,0.15), 0 0 0 1px rgba(61,124,255,0.1);
        }

        .service-card:hover .service-icon {
            transform: scale(1.1);
            filter: drop-shadow(0 0 8px rgba(61,124,255,0.5));
        }

        .service-icon-wrap {
            position: relative;
            display: inline-block;
            margin-bottom: var(--space-md);
        }

        .icon-glow {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80px;
            height: 80px;
            background: radial-gradient(circle, rgba(61,124,255,0.3) 0%, transparent 70%);
            border-radius: 50%;
            opacity: 0;
            transition: opacity 0.3s ease;
            animation: iconGlow 3s ease-in-out infinite;
        }

        @keyframes iconGlow {
            0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
            50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.5; }
        }

        .service-card:hover .icon-glow {
            opacity: 1;
        }

        .service-icon {
            width: 48px;
            height: 48px;
            color: var(--color-accent);
            position: relative;
            z-index: 1;
            transition: all 0.3s ease;
        }

        .service-card:hover .service-icon {
            transform: scale(1.1);
            filter: drop-shadow(0 0 8px rgba(61,124,255,0.5));
        }

        .service-features {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-xs);
            margin-top: var(--space-md);
            opacity: 0;
            transform: translateY(10px);
            transition: all 0.3s ease;
        }

        .service-card:hover .service-features {
            opacity: 1;
            transform: translateY(0);
        }

        .feature-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            color: var(--color-accent);
            background: rgba(61,124,255,0.08);
            padding: 4px 10px;
            border-radius: 20px;
        }

        .feature-tag svg {
            width: 12px;
            height: 12px;
        }
        
        .service-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: var(--space-sm);
        }
        
        .service-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        
        /* Card Grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-lg);
        }

        @media (max-width: 1100px) and (min-width: 641px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
        }

        .card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 100%;
            background: linear-gradient(180deg, transparent 0%, rgba(61,124,255,0.03) 100%);
            opacity: 0;
            transition: opacity 0.3s ease;
            pointer-events: none;
        }

        .card:hover::before {
            opacity: 1;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.12), 0 0 0 1px rgba(61,124,255,0.08);
        }

        .card:hover .card-image {
            transform: scale(1.03);
        }

        .card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            background: var(--color-bg-page);
            transition: transform 0.4s ease;
        }
        
        .card-body {
            padding: var(--space-lg);
        }
        
        .card-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--color-accent);
            background: rgba(61,124,255,0.08);
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: var(--space-sm);
        }
        
        .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.4;
            margin-bottom: var(--space-sm);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-title a {
            color: inherit;
        }
        
        .card-title a:hover {
            color: var(--color-accent);
        }
        
        .card-meta {
            font-size: 13px;
            color: var(--color-text-muted);
        }
        
        .card-excerpt {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-top: var(--space-sm);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Case Cards - More Visual */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--space-lg);
        }
        
        @media (max-width: 768px) {
            .case-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .case-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            cursor: pointer;
        }
        
        .case-card-image {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
            z-index: 0;
        }
        
        .case-card:hover .case-card-image {
            transform: scale(1.02);
        }
        
        .case-card-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(to top, rgba(26,29,41,0.9) 0%, rgba(26,29,41,0.3) 50%, transparent 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: var(--space-lg);
            transition: background 0.3s ease;
        }
        
        .case-card:hover .case-card-overlay {
            background: linear-gradient(to top, rgba(26,29,41,0.95) 0%, rgba(26,29,41,0.5) 60%, rgba(26,29,41,0.2) 100%);
        }
        
        .case-card-tag {
            position: absolute;
            top: var(--space-md);
            left: var(--space-md);
            background: rgba(61,124,255,0.9);
            color: #fff;
            font-size: 12px;
            padding: 6px 12px;
            border-radius: 20px;
        }
        
        .case-card-title {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--space-xs);
        }
        
        .case-card-desc {
            font-size: 14px;
            color: rgba(255,255,255,0.8);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .case-card-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            z-index: 2;
            transform: translate(-50%, -50%) scale(0.9);
            opacity: 0;
            background: #fff;
            color: var(--color-brand);
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
            pointer-events: none;
        }
        
        .case-card:hover .case-card-btn {
            opacity: 1;
            transform: translate(-50%, -50%) scale(1);
        }
        
        /* CTA Section */
        .cta-section {
            background: var(--color-brand);
            padding: var(--space-3xl) 0;
            text-align: center;
        }
        
        .cta-title {
            font-size: 24px;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--space-lg);
        }
        
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: var(--space-md);
            flex-wrap: wrap;
        }
        
        .btn-white {
            background: #fff;
            color: var(--color-brand);
        }
        
        .btn-white:hover {
            background: rgba(255,255,255,0.95);
            color: var(--color-brand);
        }
        
        .btn-text {
            background: transparent;
            color: rgba(255,255,255,0.8);
            padding: 14px 20px;
        }
        
        .btn-text:hover {
            color: #fff;
        }
        
        /* Footer */
        .site-footer {
            background: #fff;
            border-top: 1px solid var(--color-border);
            padding: var(--space-xl) 0;
        }
        
        .footer-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--space-md);
        }
        
        .footer-copyright {
            font-size: 14px;
            color: var(--color-text-secondary);
        }
        
        .footer-links {
            display: flex;
            gap: var(--space-lg);
        }
        
        .footer-link {
            font-size: 14px;
            color: var(--color-text-secondary);
        }
        
        .footer-link:hover {
            color: var(--color-accent);
        }

        .footer-social {
            display: flex;
            gap: var(--space-sm);
        }

        .social-link {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-md);
            background: var(--color-bg-page);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-secondary);
            transition: all 0.2s ease;
        }

        .social-link svg {
            width: 18px;
            height: 18px;
        }

        .social-link:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
        }

        /* Empty State */
        .empty-state {
            text-align: center;
            padding: var(--space-3xl) 0;
            color: var(--color-text-muted);
        }
        
        .empty-state-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto var(--space-lg);
            opacity: 0.5;
        }
        
        /* Additional Animations */

        /* Icon Pulse Effect */
        .icon-pulse {
            animation: iconPulse 2s ease-in-out infinite;
        }

        @keyframes iconPulse {
            0%, 100% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.1); opacity: 0.8; }
        }

        /* Glow Text Effect */
        .glow-text {
            animation: textGlow 2s ease-in-out infinite;
        }

        @keyframes textGlow {
            0%, 100% { text-shadow: 0 0 5px rgba(61,124,255,0.5); }
            50% { text-shadow: 0 0 20px rgba(61,124,255,0.8), 0 0 30px rgba(61,124,255,0.6); }
        }

        /* Radar Scan Effect */
        .radar-scan {
            position: relative;
            overflow: hidden;
        }

        .radar-scan::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 100%;
            height: 100%;
            background: conic-gradient(from 0deg, transparent 0deg, rgba(61,124,255,0.3) 60deg, transparent 120deg);
            transform: translate(-50%, -50%);
            animation: radarScan 3s linear infinite;
        }

        @keyframes radarScan {
            from { transform: translate(-50%, -50%) rotate(0deg); }
            to { transform: translate(-50%, -50%) rotate(360deg); }
        }

        /* Chart Draw Animation */
        .chart-draw {
            stroke-dasharray: 1000;
            stroke-dashoffset: 1000;
            animation: chartDraw 2s ease-out forwards;
        }

        @keyframes chartDraw {
            to { stroke-dashoffset: 0; }
        }

        /* Floating Animation Variants */
        .float-slow {
            animation: floatSlow 8s ease-in-out infinite;
        }

        @keyframes floatSlow {
            0%, 100% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-15px) rotate(3deg); }
        }

        /* Bounce In Animation */
        .bounce-in {
            animation: bounceIn 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        }

        @keyframes bounceIn {
            0% { transform: scale(0.3); opacity: 0; }
            50% { transform: scale(1.05); }
            70% { transform: scale(0.9); }
            100% { transform: scale(1); opacity: 1; }
        }

        /* Slide In Up */
        .slide-in-up {
            animation: slideInUp 0.5s ease-out;
        }

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

        /* Rotate In */
        .rotate-in {
            animation: rotateIn 0.6s ease-out;
        }

        @keyframes rotateIn {
            from { transform: rotate(-180deg) scale(0); opacity: 0; }
            to { transform: rotate(0) scale(1); opacity: 1; }
        }

        /* Pulse Ring */
        .pulse-ring {
            position: relative;
        }

        .pulse-ring::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 100%;
            height: 100%;
            border-radius: 50%;
            border: 2px solid var(--color-accent);
            animation: pulseRing 2s ease-out infinite;
        }

        @keyframes pulseRing {
            0% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
            100% { transform: translate(-50%, -50%) scale(1.5); opacity: 0; }
        }

        /* Shimmer Effect */
        .shimmer {
            background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.4) 50%, transparent 100%);
            background-size: 200% 100%;
            animation: shimmer 2s infinite;
        }

        @keyframes shimmer {
            0% { background-position: -200% 0; }
            100% { background-position: 200% 0; }
        }

        /* Tech Border Animation */
        .tech-border {
            position: relative;
        }

        .tech-border::before {
            content: '';
            position: absolute;
            inset: -2px;
            background: linear-gradient(45deg, #3D7CFF, #5B94FF, #7AABFF, #3D7CFF);
            background-size: 400% 400%;
            border-radius: inherit;
            z-index: -1;
            animation: borderRotate 3s linear infinite;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .tech-border:hover::before {
            opacity: 1;
        }

        @keyframes borderRotate {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        /* Reduced Motion */
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }
        
        /* Focus Styles */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        
        /* Utility */
        .text-center { text-align: center; }
        .mt-2xl { margin-top: var(--space-2xl); }

        /* Particle Canvas */
        #particles-canvas {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
        }

        /* Scroll Reveal Animation */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }

        .reveal-left {
            opacity: 0;
            transform: translateX(-50px);
            transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .reveal-left.active {
            opacity: 1;
            transform: translateX(0);
        }

        .reveal-right {
            opacity: 0;
            transform: translateX(50px);
            transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .reveal-right.active {
            opacity: 1;
            transform: translateX(0);
        }

        .reveal-scale {
            opacity: 0;
            transform: scale(0.9);
            transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .reveal-scale.active {
            opacity: 1;
            transform: scale(1);
        }

        /* Stagger delays */
        .reveal-delay-1 { transition-delay: 0.1s; }
        .reveal-delay-2 { transition-delay: 0.2s; }
        .reveal-delay-3 { transition-delay: 0.3s; }
        .reveal-delay-4 { transition-delay: 0.4s; }
        .reveal-delay-5 { transition-delay: 0.5s; }

        /* Floating Animation */
        .float {
            animation: float 6s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
        }

        .float-delay-1 { animation-delay: 0.5s; }
        .float-delay-2 { animation-delay: 1s; }
        .float-delay-3 { animation-delay: 1.5s; }

        /* Gradient Border Effect */
        .gradient-border {
            position: relative;
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
        }

        .gradient-border::before {
            content: '';
            position: absolute;
            inset: -2px;
            background: linear-gradient(45deg, #3D7CFF, #5B94FF, #7AABFF, #3D7CFF);
            background-size: 400% 400%;
            border-radius: calc(var(--radius-md) + 2px);
            z-index: -1;
            animation: gradientRotate 3s ease infinite;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .gradient-border:hover::before {
            opacity: 1;
        }

        @keyframes gradientRotate {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        /* Shine Effect */
        .shine {
            position: relative;
            overflow: hidden;
        }

        .shine::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(
                to right,
                transparent 0%,
                rgba(255,255,255,0.1) 50%,
                transparent 100%
            );
            transform: rotate(30deg) translateX(-100%);
            transition: transform 0.6s ease;
        }

        .shine:hover::after {
            transform: rotate(30deg) translateX(100%);
        }

        /* Typing Effect */
        .typing-text {
            overflow: hidden;
            border-right: 3px solid var(--color-accent);
            white-space: nowrap;
            animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
        }

        @keyframes typing {
            from { width: 0 }
            to { width: 100% }
        }

        @keyframes blink-caret {
            from, to { border-color: transparent }
            50% { border-color: var(--color-accent); }
        }

        /* Counter Animation */
        .counter {
            font-variant-numeric: tabular-nums;
        }

        /* Image Hover Zoom */
        .img-zoom {
            overflow: hidden;
        }

        .img-zoom img {
            transition: transform 0.5s ease;
        }

        .img-zoom:hover img {
            transform: scale(1.1);
        }

        /* Tech Radar Section */
        .tech-radar-section {
            background: linear-gradient(180deg, var(--color-bg-page) 0%, #fff 100%);
        }

        .radar-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-3xl);
            align-items: center;
        }

        @media (max-width: 991px) {
            .radar-container {
                grid-template-columns: 1fr;
            }
        }

        .radar-chart {
            position: relative;
        }

        .radar-svg {
            width: 100%;
            max-width: 400px;
            margin: 0 auto;
            display: block;
        }

        .radar-area {
            animation: radarPulse 3s ease-in-out infinite;
        }

        @keyframes radarPulse {
            0%, 100% { opacity: 0.15; }
            50% { opacity: 0.25; }
        }

        .radar-point {
            animation: radarPoint 2s ease-in-out infinite;
            transform-origin: center;
        }

        .radar-point:nth-child(2) { animation-delay: 0.2s; }
        .radar-point:nth-child(3) { animation-delay: 0.4s; }
        .radar-point:nth-child(4) { animation-delay: 0.6s; }
        .radar-point:nth-child(5) { animation-delay: 0.8s; }
        .radar-point:nth-child(6) { animation-delay: 1s; }

        @keyframes radarPoint {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.3); }
        }

        .radar-label {
            font-size: 14px;
            fill: var(--color-text-secondary);
            font-weight: 500;
        }

        .radar-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-lg);
        }

        .radar-stat-item {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            padding: var(--space-lg);
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .radar-stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .radar-stat-item .stat-icon {
            width: 48px;
            height: 48px;
            color: var(--color-accent);
            background: rgba(61,124,255,0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: var(--space-sm);
        }

        .stat-info {
            flex: 1;
        }

        .stat-value {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1;
        }

        .stat-label {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }

        /* Tech Pattern Background */
        .tech-pattern {
            position: relative;
        }

        .tech-pattern::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(circle at 20% 80%, rgba(61,124,255,0.03) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(61,124,255,0.03) 0%, transparent 50%);
            pointer-events: none;
        }

        /* Glowing Dot */
        .glow-dot {
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--color-accent), 0 0 20px var(--color-accent), 0 0 30px var(--color-accent);
            animation: glowDot 2s ease-in-out infinite;
        }

        @keyframes glowDot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.2); }
        }

        /* Wave Separator */
        .wave-separator {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            overflow: hidden;
            line-height: 0;
        }

        .wave-separator svg {
            position: relative;
            display: block;
            width: calc(100% + 1.3px);
            height: 60px;
        }

        /* Magnetic Button Effect */
        .magnetic {
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* 3D Card Effect */
        .card-3d {
            transform-style: preserve-3d;
            transition: transform 0.5s ease;
        }

        .card-3d:hover {
            transform: perspective(1000px) rotateX(5deg) rotateY(-5deg) translateZ(20px);
        }

        /* =====================================================
           🚀 v2 增强层：流体字号 / 科技感 / 交互体验
           （后置覆盖，避免改动原有规则导致级联问题）
           ===================================================== */

        /* ---------- 1. 流体字号设计令牌 ---------- */
        :root {
            --fs-xs:   clamp(11px, 0.72vw + 0.4rem, 13px);
            --fs-sm:   clamp(12px, 0.8vw + 0.4rem, 14px);
            --fs-base: clamp(14px, 0.9vw + 0.4rem, 16px);
            --fs-md:   clamp(15px, 1vw + 0.4rem, 18px);
            --fs-lg:   clamp(17px, 1.2vw + 0.4rem, 20px);
            --fs-xl:   clamp(20px, 1.6vw + 0.4rem, 26px);
            --fs-2xl:  clamp(24px, 2vw + 0.4rem, 34px);
            --fs-3xl:  clamp(28px, 2.6vw + 0.4rem, 44px);
            --fs-hero: clamp(32px, 4.2vw, 62px);

            /* 科技感配色（附加，不覆盖原值） */
            --color-tech-cyan: #00E5FF;
            --color-tech-glow: rgba(61,124,255,0.45);
            --grad-tech: linear-gradient(135deg, #3D7CFF 0%, #5B94FF 50%, #00E5FF 100%);
            --grad-tech-soft: linear-gradient(135deg, rgba(61,124,255,0.08), rgba(0,229,255,0.08));
        }

        /* 统一应用流体字号（精准覆盖） */
        .hero-title         { font-size: var(--fs-hero) !important; }
        .hero-subtitle      { font-size: var(--fs-md)   !important; }
        .section-title      { font-size: var(--fs-2xl)  !important; }
        .service-title      { font-size: var(--fs-lg)   !important; }
        .service-desc       { font-size: var(--fs-sm)   !important; }
        .card-title         { font-size: var(--fs-md)   !important; }
        .card-excerpt,
        .card-meta          { font-size: var(--fs-sm)   !important; }
        .card-tag           { font-size: var(--fs-xs)   !important; }
        .nav-link           { font-size: var(--fs-base) !important; }
        .nav-logo           { font-size: var(--fs-lg)   !important; }
        .btn                { font-size: var(--fs-base) !important; }
        .hero-trust         { font-size: var(--fs-sm)   !important; }
        .footer-copyright,
        .footer-link        { font-size: var(--fs-sm)   !important; }
        .cta-title          { font-size: var(--fs-2xl)  !important; }

        /* ---------- 2. 自定义科技感滚动条 ---------- */
        html { scrollbar-color: #3D7CFF rgba(0,0,0,0.05); scrollbar-width: thin; }
        ::-webkit-scrollbar { width: 10px; height: 10px; }
        ::-webkit-scrollbar-track { background: rgba(0,0,0,0.04); }
        ::-webkit-scrollbar-thumb {
            background: linear-gradient(180deg, #3D7CFF, #00E5FF);
            border-radius: 10px;
            border: 2px solid transparent;
            background-clip: padding-box;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: linear-gradient(180deg, #5B94FF, #3D7CFF);
            background-clip: padding-box;
        }

        /* ---------- 3. 顶部滚动进度条 ---------- */
        .scroll-progress {
            position: fixed;
            top: 0; left: 0;
            height: 3px;
            width: 0;
            background: var(--grad-tech);
            box-shadow: 0 0 10px var(--color-tech-glow);
            z-index: 9999;
            transition: width 0.1s linear;
            pointer-events: none;
        }

        /* ---------- 4. 返回顶部按钮 ---------- */
        .back-to-top {
            position: fixed;
            right: clamp(16px, 2vw, 32px);
            bottom: clamp(16px, 2vw, 32px);
            width: 48px; height: 48px;
            border-radius: 50%;
            background: rgba(26,29,41,0.85);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            color: #fff;
            border: 1px solid rgba(61,124,255,0.3);
            display: flex; align-items: center; justify-content: center;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transform: translateY(12px);
            transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
            z-index: 999;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        }
        .back-to-top.visible {
            opacity: 1; visibility: visible; transform: translateY(0);
        }
        .back-to-top:hover {
            background: var(--color-accent);
            box-shadow: 0 8px 30px var(--color-tech-glow), 0 0 0 4px rgba(61,124,255,0.15);
            transform: translateY(-4px) scale(1.05);
            border-color: transparent;
        }
        .back-to-top svg { width: 20px; height: 20px; }

        /* ---------- 5. 服务卡片鼠标跟随光斑（科技感） ---------- */
        .service-card {
            position: relative;
            overflow: hidden;
        }
        .service-card::after {
            content: '';
            position: absolute;
            inset: -1px;
            border-radius: inherit;
            padding: 1px;
            background: radial-gradient(
                400px circle at var(--mx, 50%) var(--my, 50%),
                rgba(61,124,255,0.35),
                transparent 45%
            );
            -webkit-mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
            mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            opacity: 0;
            transition: opacity 0.3s ease;
            pointer-events: none;
        }
        .service-card:hover::after { opacity: 1; }

        /* 卡片的辉光聚光灯（在背景层） */
        .card, .service-card, .coverage-card {
            position: relative;
        }
        .card::after, .coverage-card::after {
            content: '';
            position: absolute;
            width: 300px; height: 300px;
            top: var(--my, 50%); left: var(--mx, 50%);
            transform: translate(-50%, -50%);
            background: radial-gradient(circle, rgba(61,124,255,0.15), transparent 60%);
            pointer-events: none;
            opacity: 0;
            transition: opacity 0.35s ease;
            border-radius: 50%;
            z-index: 0;
        }
        .service-card .glow {
            position: absolute;
            width: 300px; height: 300px;
            top: var(--my, 50%); left: var(--mx, 50%);
            transform: translate(-50%, -50%);
            background: radial-gradient(circle, rgba(61,124,255,0.15), transparent 60%);
            pointer-events: none;
            opacity: 0;
            transition: opacity 0.35s ease;
            border-radius: 50%;
            z-index: 0;
        }
        .card:hover::after, .coverage-card:hover::after, .service-card:hover .glow { opacity: 1; }
        .card > *, .coverage-card > *, .service-card > * { position: relative; z-index: 1; }

        /* ---------- 6. 按钮微交互升级 ---------- */
        .btn {
            position: relative;
            letter-spacing: 0.02em;
        }
        .btn-primary {
            box-shadow:
                0 4px 15px rgba(61,124,255,0.4),
                0 0 0 0 rgba(61,124,255,0.6),
                inset 0 1px 0 rgba(255,255,255,0.2);
        }
        .btn-primary:active { transform: translateY(0) scale(0.98); }
        .btn-primary:focus-visible {
            animation: btnPulse 1.2s ease infinite;
        }
        @keyframes btnPulse {
            0%, 100% { box-shadow: 0 4px 15px rgba(61,124,255,0.4), 0 0 0 0 rgba(61,124,255,0.5); }
            50%      { box-shadow: 0 4px 15px rgba(61,124,255,0.4), 0 0 0 10px rgba(61,124,255,0); }
        }

        /* ---------- 7. 章节入场更柔和 ---------- */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.7s cubic-bezier(.2,.7,.2,1), transform 0.7s cubic-bezier(.2,.7,.2,1);
        }
        .reveal.active { opacity: 1; transform: translateY(0); }

        /* ---------- 8. Hero 科技网格 + 光晕加强（可选细节） ---------- */
        .hero::after {
            content: '';
            position: absolute;
            left: 50%; top: 50%;
            transform: translate(-50%, -50%);
            width: 80vw; height: 80vw;
            max-width: 1200px; max-height: 1200px;
            background: radial-gradient(circle, rgba(61,124,255,0.18) 0%, transparent 55%);
            pointer-events: none;
            z-index: 0;
            filter: blur(20px);
            animation: heroGlowPulse 4s ease-in-out infinite;
        }
        @keyframes heroGlowPulse {
            0%, 100% { opacity: 0.6; }
            50% { opacity: 1; }
        }

        /* ---------- 9. 标题发光下划线（用于章节） ---------- */
        .section-title {
            position: relative;
            display: inline-block;
            padding-bottom: 4px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            left: 0; bottom: -6px;
            width: 48px; height: 3px;
            background: var(--grad-tech);
            border-radius: 3px;
            box-shadow: 0 0 12px var(--color-tech-glow);
        }

        /* ---------- 10. 链接 hover 下划线扫光 ---------- */
        .footer-link, .nav-link:not(.nav-cta) {
            position: relative;
        }
        .footer-link::after {
            content: '';
            position: absolute;
            left: 0; bottom: -2px;
            width: 100%; height: 1px;
            background: var(--grad-tech);
            transform: scaleX(0);
            transform-origin: right;
            transition: transform 0.4s cubic-bezier(.2,.7,.2,1);
        }
        .footer-link:hover::after {
            transform: scaleX(1);
            transform-origin: left;
        }

        /* ---------- 11. 触摸设备与 hover 兼容 ---------- */
        @media (hover: none) {
            .card:hover, .service-card:hover, .coverage-card:hover {
                transform: none;
            }
            .back-to-top { width: 44px; height: 44px; }
        }

        /* ---------- 12. 小屏进一步优化 ---------- */
        @media (max-width: 640px) {
            .hero { padding-top: calc(72px + 32px); }
            .hero-cta { flex-direction: column; align-items: stretch; }
            .hero-cta .btn { width: 100%; justify-content: center; }
            .section-title::after { width: 36px; height: 2px; }
        }

        /* =====================================================
           ✨ v3 版面升级：信任条/覆盖卡/行业条/解决方案/优势列表
           ===================================================== */

        /* ---------- A. Trust Bar（修复"12 / + / 年行业经验"三行问题）---------- */
        .trust-bar {
            padding: clamp(32px, 4vw, 56px) 0;
            background: linear-gradient(180deg, #fff 0%, var(--color-bg-page) 100%);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .trust-bar-inner {
            gap: clamp(24px, 3vw, 56px);
        }
        .trust-item {
            gap: clamp(12px, 1vw, 20px);
            padding: 8px 4px;
        }
        .trust-icon-wrap {
            width: clamp(48px, 4vw, 64px);
            height: clamp(48px, 4vw, 64px);
            background: var(--grad-tech-soft);
            border: 1px solid rgba(61,124,255,0.18);
            box-shadow: 0 4px 18px rgba(61,124,255,0.08);
        }
        .trust-icon-wrap svg {
            width: clamp(22px, 1.6vw, 30px);
            height: clamp(22px, 1.6vw, 30px);
        }
        /* 关键修复：让数字和后缀在一行 */
        .trust-content {
            display: block !important;
            line-height: 1.1;
        }
        .trust-content .trust-number {
            display: inline-block !important;
            font-size: clamp(28px, 2.6vw, 44px) !important;
            font-weight: 700 !important;
            line-height: 1 !important;
            background: linear-gradient(135deg, #1A1D29 0%, #3D7CFF 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.02em;
        }
        .trust-content .trust-number + .trust-number {
            margin-left: 2px;
            font-size: clamp(18px, 1.4vw, 24px) !important;
        }
        .trust-content .trust-label {
            display: block !important;
            margin-top: 6px;
            font-size: var(--fs-sm) !important;
            color: var(--color-text-secondary);
            letter-spacing: 0.02em;
        }
        .trust-divider {
            width: 1px;
            height: clamp(40px, 4vw, 56px);
            background: linear-gradient(180deg, transparent, var(--color-border) 30%, var(--color-border) 70%, transparent);
        }

        /* ---------- B. Section Header 更有层次 ---------- */
        .section-header {
            margin-bottom: clamp(24px, 3vw, 40px);
            align-items: center;
            padding-bottom: 4px;
        }
        .section-title-wrap {
            gap: clamp(10px, 1vw, 14px);
        }
        .title-icon {
            width: clamp(40px, 3vw, 52px);
            height: clamp(40px, 3vw, 52px);
            background: var(--grad-tech-soft);
            border: 1px solid rgba(61,124,255,0.2);
            box-shadow: 0 4px 16px rgba(61,124,255,0.1);
        }
        .title-icon svg {
            width: clamp(20px, 1.4vw, 26px);
            height: clamp(20px, 1.4vw, 26px);
        }
        /* section 副标题（右侧那段小字）做成软 badge */
        .section-header > a.section-link,
        .section-header > span:not(.section-title),
        .section-header > p,
        .section-header .section-subtitle {
            font-size: var(--fs-sm) !important;
            color: var(--color-text-secondary);
        }

        /* ---------- C. Coverage Card 科技风升级 ---------- */
        .coverage-grid {
            gap: clamp(16px, 1.5vw, 28px);
        }
        .coverage-card {
            padding: clamp(20px, 2vw, 32px);
            border-radius: clamp(10px, 1vw, 16px);
            background: #fff;
            border: 1px solid var(--color-border);
            transition: transform 0.35s cubic-bezier(.2,.7,.2,1), box-shadow 0.35s ease, border-color 0.35s ease;
        }
        .coverage-card::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: inherit;
            padding: 1px;
            background: linear-gradient(135deg, rgba(61,124,255,0.35), rgba(0,229,255,0.35));
            -webkit-mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
            mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            opacity: 0;
            transition: opacity 0.35s ease;
            pointer-events: none;
            z-index: 1;
        }
        .coverage-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 50px -20px rgba(61,124,255,0.25), 0 8px 24px rgba(0,0,0,0.06);
            border-color: transparent;
        }
        .coverage-card:hover::before { opacity: 1; }
        .coverage-card .card-header {
            margin-bottom: clamp(16px, 1.4vw, 24px);
            padding-bottom: clamp(12px, 1vw, 16px);
            border-bottom: 1px dashed var(--color-border);
            gap: 10px;
        }
        .coverage-card .card-header .card-icon {
            width: clamp(22px, 1.6vw, 28px);
            height: clamp(22px, 1.6vw, 28px);
        }
        .coverage-card .card-header .card-title {
            font-size: var(--fs-lg) !important;
            font-weight: 600;
            letter-spacing: -0.01em;
        }

        /* ---------- D. Industry List（行业分布）---------- */
        .industry-list {
            gap: clamp(10px, 0.8vw, 14px);
        }
        .industry-item {
            padding: clamp(10px, 0.8vw, 14px);
            gap: clamp(12px, 1vw, 16px);
        }
        .industry-icon {
            width: clamp(40px, 3vw, 48px);
            height: clamp(40px, 3vw, 48px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
        }
        .industry-icon svg {
            width: clamp(20px, 1.4vw, 24px);
            height: clamp(20px, 1.4vw, 24px);
        }
        .industry-name {
            font-size: var(--fs-base) !important;
            font-weight: 500;
            margin-bottom: 8px;
        }
        .industry-bar {
            height: 6px;
            border-radius: 4px;
            background: rgba(61,124,255,0.08);
            position: relative;
            overflow: hidden;
        }
        .industry-progress {
            background: linear-gradient(90deg, #3D7CFF 0%, #00E5FF 100%);
            border-radius: 4px;
            box-shadow: 0 0 8px rgba(61,124,255,0.4);
            position: relative;
        }
        .industry-progress::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
            animation: progressShine 2.5s ease-in-out infinite;
        }
        @keyframes progressShine {
            0%   { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }
        .industry-percent {
            font-size: var(--fs-base) !important;
            font-weight: 700;
            min-width: 44px;
            background: linear-gradient(135deg, #3D7CFF, #00E5FF);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .industry-item:hover {
            background: var(--grad-tech-soft);
            transform: translateX(4px);
        }

        /* ---------- E. Solution Grid（解决方案类型）---------- */
        .solution-grid {
            gap: clamp(12px, 1vw, 16px);
        }
        .solution-item {
            padding: clamp(18px, 1.6vw, 28px) clamp(12px, 1vw, 20px);
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: clamp(10px, 0.8vw, 14px);
            gap: 4px;
            position: relative;
            overflow: hidden;
        }
        .solution-item::before {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--grad-tech);
            opacity: 0;
            transition: opacity 0.35s ease;
            z-index: 0;
        }
        .solution-item > * { position: relative; z-index: 1; }
        .solution-item:hover {
            background: #fff;
            border-color: transparent;
            transform: translateY(-6px);
            box-shadow: 0 18px 40px -18px rgba(61,124,255,0.55);
        }
        .solution-item:hover::before { opacity: 1; }
        .solution-icon {
            width: clamp(36px, 2.8vw, 48px);
            height: clamp(36px, 2.8vw, 48px);
            margin-bottom: clamp(8px, 0.6vw, 12px);
            display: flex; align-items: center; justify-content: center;
            background: var(--grad-tech-soft);
            border-radius: 12px;
            color: var(--color-accent);
            transition: all 0.35s ease;
        }
        .solution-item:hover .solution-icon {
            background: rgba(255,255,255,0.2);
            color: #fff;
            transform: scale(1.08) rotate(-4deg);
        }
        .solution-icon svg { width: 60%; height: 60%; }
        .solution-name {
            font-size: var(--fs-base) !important;
            font-weight: 600;
            margin-bottom: 2px;
        }
        .solution-count {
            font-size: var(--fs-xs) !important;
            opacity: 0.8;
        }

        /* ---------- F. Advantage List（服务优势）---------- */
        .advantage-list {
            gap: clamp(10px, 0.8vw, 14px);
        }
        .advantage-item {
            padding: clamp(14px, 1.2vw, 20px);
            gap: clamp(14px, 1.2vw, 18px);
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: clamp(10px, 0.8vw, 14px);
            align-items: flex-start;
        }
        .advantage-item:hover {
            transform: translateX(6px);
            border-color: rgba(61,124,255,0.3);
            background: linear-gradient(135deg, rgba(61,124,255,0.04), rgba(0,229,255,0.04));
            box-shadow: 0 8px 24px -12px rgba(61,124,255,0.25);
        }
        .advantage-number {
            width: clamp(36px, 2.8vw, 44px);
            height: clamp(36px, 2.8vw, 44px);
            background: var(--grad-tech);
            font-size: var(--fs-sm) !important;
            font-weight: 800;
            box-shadow: 0 6px 16px -4px rgba(61,124,255,0.5);
            border-radius: 10px;
        }
        .advantage-content h4 {
            font-size: var(--fs-md) !important;
            font-weight: 600;
            margin-bottom: 6px;
            letter-spacing: -0.005em;
        }
        .advantage-content p {
            font-size: var(--fs-sm) !important;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ---------- G. 其它章节细节 ---------- */
        /* 服务卡 padding 更舒适 */
        .service-card {
            padding: clamp(20px, 2vw, 32px);
            border-radius: clamp(10px, 1vw, 16px);
        }
        /* 新闻/案例卡片细节 */
        .card {
            border-radius: clamp(10px, 1vw, 16px);
        }
        .card-body { padding: clamp(16px, 1.4vw, 24px); }

        /* CTA 板块 */
        .cta-section {
            padding: clamp(56px, 6vw, 96px) 0;
            background:
                radial-gradient(1200px 300px at 50% 0%, rgba(61,124,255,0.18), transparent 70%),
                var(--color-brand);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(61,124,255,0.06) 1px, transparent 1px),
                linear-gradient(90deg, rgba(61,124,255,0.06) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
            opacity: 0.7;
        }

        /* Footer 收紧 */
        .site-footer { padding: clamp(32px, 3vw, 48px) 0; }

        /* 兜底：防止极端窄屏出现横向滚动 */
        .hero, .section, .trust-bar, .cta-section, .site-footer { overflow-x: hidden; }

        /* =====================================================
           🛰️ v4 技术矩阵丰富化（雷达装饰 + 技术栈 chip + 统计卡）
           ===================================================== */

        .tech-radar-section {
            position: relative;
            background:
                radial-gradient(1000px 400px at 10% 0%, rgba(61,124,255,0.06), transparent 60%),
                radial-gradient(800px 400px at 100% 100%, rgba(0,229,255,0.06), transparent 60%),
                linear-gradient(180deg, var(--color-bg-page) 0%, #fff 100%);
        }
        /* 背景网格纹理 */
        .tech-radar-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(61,124,255,0.05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(61,124,255,0.05) 1px, transparent 1px);
            background-size: 48px 48px;
            mask-image: radial-gradient(ellipse at center, #000 40%, transparent 80%);
            -webkit-mask-image: radial-gradient(ellipse at center, #000 40%, transparent 80%);
            pointer-events: none;
            z-index: 0;
        }
        .tech-radar-section .w1200 { position: relative; z-index: 1; }

        /* 雷达图容器装饰 */
        .radar-chart {
            position: relative;
            padding: clamp(10px, 1vw, 20px) 0;
        }
        .radar-decor {
            position: absolute;
            inset: 0;
            pointer-events: none;
        }
        .radar-orbit {
            position: absolute;
            left: 50%; top: 50%;
            transform: translate(-50%, -50%);
            border: 1px dashed rgba(61,124,255,0.25);
            border-radius: 50%;
            animation: orbitSpin 28s linear infinite;
        }
        .radar-orbit-1 { width: 78%;  height: 78%;  animation-duration: 36s; }
        .radar-orbit-2 { width: 92%;  height: 92%;  animation-duration: 48s; animation-direction: reverse; border-color: rgba(0,229,255,0.22); }
        .radar-orbit-3 { width: 108%; height: 108%; animation-duration: 60s; border-style: dotted; }
        @keyframes orbitSpin {
            from { transform: translate(-50%, -50%) rotate(0deg); }
            to   { transform: translate(-50%, -50%) rotate(360deg); }
        }
        /* 装饰点跟随光环 */
        .radar-dot {
            position: absolute;
            width: 8px; height: 8px;
            border-radius: 50%;
            background: #3D7CFF;
            box-shadow: 0 0 12px rgba(61,124,255,0.8), 0 0 4px #fff inset;
        }
        .radar-dot-1 { top: 10%; left: 50%; animation: dotFloat 4s ease-in-out infinite; }
        .radar-dot-2 { top: 50%; left: 4%;  animation: dotFloat 5s ease-in-out infinite 0.6s; background: #00E5FF; }
        .radar-dot-3 { top: 92%; left: 50%; animation: dotFloat 4.5s ease-in-out infinite 1.2s; }
        .radar-dot-4 { top: 50%; right: 4%; animation: dotFloat 5.2s ease-in-out infinite 0.3s; background: #00E5FF; }
        @keyframes dotFloat {
            0%, 100% { transform: scale(1); opacity: 0.9; }
            50%      { transform: scale(1.4); opacity: 0.5; }
        }

        /* SVG 内部：扫描光束旋转 + 数据点光环脉冲 */
        .radar-sweep {
            transform-origin: 200px 200px;
            animation: sweepSpin 6s linear infinite;
            filter: drop-shadow(0 0 6px rgba(61,124,255,0.6));
        }
        @keyframes sweepSpin {
            from { transform: rotate(0deg); }
            to   { transform: rotate(360deg); }
        }
        .radar-point-halo circle {
            transform-origin: center;
            transform-box: fill-box;
            animation: haloPulse 2.4s ease-out infinite;
        }
        .radar-point-halo circle:nth-child(2) { animation-delay: 0.2s; }
        .radar-point-halo circle:nth-child(3) { animation-delay: 0.4s; }
        .radar-point-halo circle:nth-child(4) { animation-delay: 0.6s; }
        .radar-point-halo circle:nth-child(5) { animation-delay: 0.8s; }
        .radar-point-halo circle:nth-child(6) { animation-delay: 1.0s; }
        @keyframes haloPulse {
            0%   { r: 6;  opacity: 0.6; }
            80%  { r: 20; opacity: 0; }
            100% { r: 20; opacity: 0; }
        }
        .radar-label {
            font-size: clamp(12px, 1vw, 15px) !important;
            font-weight: 600 !important;
            fill: var(--color-text-primary) !important;
        }

        /* 技术栈 chip 云 */
        .tech-chips {
            margin-top: clamp(20px, 2vw, 32px);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .tech-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            font-size: var(--fs-xs);
            font-weight: 500;
            color: var(--color-text-secondary);
            background: rgba(255,255,255,0.85);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            transition: all 0.3s ease;
            cursor: default;
        }
        .tech-chip .dot {
            width: 6px; height: 6px;
            border-radius: 50%;
            background: var(--grad-tech);
            box-shadow: 0 0 6px var(--color-tech-glow);
        }
        .tech-chip:hover {
            color: #fff;
            background: var(--grad-tech);
            border-color: transparent;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px -6px var(--color-tech-glow);
        }
        .tech-chip:hover .dot { background: #fff; box-shadow: 0 0 8px #fff; }

        /* ---------- 统计卡片升级 ---------- */
        .radar-stats { gap: clamp(14px, 1.2vw, 20px); }
        .radar-stat-item {
            position: relative;
            padding: clamp(18px, 1.6vw, 24px);
            border-radius: clamp(10px, 1vw, 14px);
            background: #fff;
            border: 1px solid var(--color-border);
            align-items: flex-start;
            gap: clamp(12px, 1vw, 16px);
            overflow: hidden;
        }
        /* 卡片左上角装饰斜线 */
        .radar-stat-item::before {
            content: '';
            position: absolute;
            top: 0; left: 0;
            width: 40px; height: 40px;
            background: linear-gradient(135deg, rgba(61,124,255,0.12), transparent 70%);
            pointer-events: none;
        }
        /* 右上角小角标 */
        .stat-corner {
            position: absolute;
            top: 10px; right: 10px;
            width: 8px; height: 8px;
            border-radius: 50%;
            background: var(--grad-tech);
            box-shadow: 0 0 8px var(--color-tech-glow);
        }
        .stat-corner::after {
            content: '';
            position: absolute;
            inset: -4px;
            border: 1px solid rgba(61,124,255,0.4);
            border-radius: 50%;
            animation: haloPulse 2.4s ease-out infinite;
        }
        .radar-stat-item:hover {
            transform: translateY(-6px);
            border-color: transparent;
            box-shadow:
                0 20px 50px -20px rgba(61,124,255,0.35),
                0 8px 24px rgba(0,0,0,0.05);
        }
        .radar-stat-item .stat-icon {
            width: clamp(44px, 3.2vw, 56px);
            height: clamp(44px, 3.2vw, 56px);
            background: var(--grad-tech-soft);
            color: var(--color-accent);
            border-radius: 12px;
            border: 1px solid rgba(61,124,255,0.18);
            transition: all 0.35s ease;
        }
        .radar-stat-item:hover .stat-icon {
            background: var(--grad-tech);
            color: #fff;
            border-color: transparent;
            transform: rotate(-6deg) scale(1.05);
        }
        .radar-stat-item .stat-icon svg {
            width: 55%; height: 55%;
        }
        .stat-info { width: 100%; }
        .stat-value {
            font-size: clamp(24px, 2.2vw, 34px) !important;
            font-weight: 700;
            line-height: 1;
            background: linear-gradient(135deg, #1A1D29 0%, #3D7CFF 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.02em;
        }
        .stat-label {
            margin-top: 6px;
            font-size: var(--fs-sm) !important;
            color: var(--color-text-secondary);
        }
        /* 迷你进度条 */
        .stat-bar {
            margin-top: 12px;
            height: 5px;
            border-radius: 4px;
            background: rgba(61,124,255,0.08);
            overflow: hidden;
            position: relative;
        }
        .stat-bar > span {
            display: block;
            height: 100%;
            width: var(--p, 0%);
            background: linear-gradient(90deg, #3D7CFF, #00E5FF);
            border-radius: 4px;
            box-shadow: 0 0 8px rgba(61,124,255,0.5);
            transform-origin: left;
            animation: statBarGrow 1.2s cubic-bezier(.2,.7,.2,1) forwards;
        }
        .stat-bar > span::after {
            content: '';
            position: absolute;
            top: 0; bottom: 0;
            width: 40%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
            animation: progressShine 2.8s ease-in-out infinite;
        }
        @keyframes statBarGrow {
            from { transform: scaleX(0); }
            to   { transform: scaleX(1); }
        }
        /* 底部元信息 */
        .stat-meta {
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--fs-xs) !important;
            color: var(--color-text-muted);
        }
        .stat-trend {
            display: inline-flex;
            align-items: center;
            padding: 2px 8px;
            border-radius: 999px;
            font-weight: 600;
        }
        .stat-trend.up {
            color: #16A34A;
            background: rgba(22,163,74,0.08);
        }

        /* 小屏下 chip 云隐藏部分、统计卡保留 */
        @media (max-width: 640px) {
            .tech-chips { max-width: 100%; }
            .radar-decor .radar-orbit-3 { display: none; }
        }