:root {
            --aw2v-primary-red: #D43F33;
            --aw2v-primary-blue: #2F6BFF;
            --aw2v-dark: #1A1A1A;
            --aw2v-light: #F8F9FA;
            --aw2v-gray: #666666;
            --aw2v-white: #FFFFFF;
            --aw2v-gradient-red: linear-gradient(135deg, #FF6B6B 0%, #D43F33 100%);
            --aw2v-gradient-blue: linear-gradient(135deg, #5B8DFF 0%, #2F6BFF 100%);
            --aw2v-container-width: 1320px;
            --aw2v-radius: 16px;
            --aw2v-shadow: 0 10px 30px rgba(0,0,0,0.08);
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--aw2v-white);
            color: var(--aw2v-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        a { text-decoration: none; color: inherit; transition: 0.3s; }
        ul { list-style: none; }
        img { max-width: 100%; height: auto; display: block; }

        /* Typography */
        h1, h2, h3 { 
            word-break: keep-all; 
            white-space: normal; 
            font-weight: 700;
            line-height: 1.2;
        }
        p { 
            word-break: break-word; 
            overflow-wrap: break-word; 
            line-height: 1.8;
            font-size: clamp(1rem, 1vw + 0.5rem, 1.125rem);
        }

        /* Navigation */
        .aw2v-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding: 16px 0;
        }

        .aw2v-nav-container {
            max-width: var(--aw2v-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .aw2v-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .aw2v-logo img {
            height: 32px;
            width: auto;
        }

        .aw2v-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
        }

        .aw2v-menu-item {
            font-size: 15px;
            font-weight: 500;
            color: var(--aw2v-dark);
        }

        .aw2v-menu-item:hover, .aw2v-menu-item.active {
            color: var(--aw2v-primary-red);
        }

        /* Hero Section - Unique Diagonal Split */
        .aw2v-hero {
            padding: 160px 0 96px;
            background: radial-gradient(circle at top right, #fff5f5 0%, #ffffff 50%);
            position: relative;
            overflow: hidden;
        }

        .aw2v-hero::after {
            content: '';
            position: absolute;
            bottom: -50px;
            right: -50px;
            width: 400px;
            height: 400px;
            background: var(--aw2v-primary-red);
            opacity: 0.03;
            border-radius: 50%;
        }

        .aw2v-hero-grid {
            max-width: var(--aw2v-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .aw2v-hero-content {
            flex: 1;
            min-width: 320px;
        }

        .aw2v-hero-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(212, 63, 51, 0.1);
            color: var(--aw2v-primary-red);
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .aw2v-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            margin-bottom: 24px;
            color: var(--aw2v-dark);
        }

        .aw2v-hero-subtitle {
            font-size: 1.25rem;
            color: var(--aw2v-gray);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .aw2v-download-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .aw2v-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 40px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 18px;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .aw2v-btn-primary {
            background: var(--aw2v-gradient-red);
            color: var(--aw2v-white);
            box-shadow: 0 8px 20px rgba(212, 63, 51, 0.3);
        }

        .aw2v-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 24px rgba(212, 63, 51, 0.4);
        }

        .aw2v-hero-image {
            flex: 1;
            min-width: 320px;
            position: relative;
        }

        .aw2v-hero-image img {
            border-radius: var(--aw2v-radius);
            box-shadow: var(--aw2v-shadow);
            transform: perspective(1000px) rotateY(-5deg);
        }

        /* Matrix Section - Staggered Grid */
        .aw2v-matrix {
            padding: 96px 0;
            background-color: var(--aw2v-light);
        }

        .aw2v-section-head {
            text-align: center;
            max-width: 800px;
            margin: 0 auto 64px;
            padding: 0 24px;
        }

        .aw2v-matrix-grid {
            max-width: var(--aw2v-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 32px;
        }

        .aw2v-matrix-card {
            background: var(--aw2v-white);
            padding: 48px;
            border-radius: var(--aw2v-radius);
            transition: 0.4s;
            border: 1px solid rgba(0,0,0,0.03);
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .aw2v-matrix-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.06);
        }

        .aw2v-matrix-icon {
            font-size: 40px;
            margin-bottom: 24px;
            color: var(--aw2v-primary-blue);
        }

        .aw2v-matrix-title {
            font-size: 1.5rem;
            margin-bottom: 16px;
        }

        .aw2v-matrix-features {
            margin-bottom: 24px;
            flex-grow: 1;
        }

        .aw2v-matrix-features li {
            position: relative;
            padding-left: 24px;
            margin-bottom: 8px;
            color: var(--aw2v-gray);
            font-size: 14px;
        }

        .aw2v-matrix-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--aw2v-primary-blue);
            font-weight: bold;
        }

        .aw2v-matrix-metric {
            background: #f0f4ff;
            color: var(--aw2v-primary-blue);
            padding: 12px;
            border-radius: 8px;
            font-weight: 700;
            text-align: center;
            font-size: 14px;
        }

        /* Security Section - Full Width Image Split */
        .aw2v-security {
            display: flex;
            flex-wrap: wrap;
            align-items: stretch;
            min-height: 500px;
        }

        .aw2v-security-image {
            flex: 1;
            min-width: 320px;
            background: #000;
        }

        .aw2v-security-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .aw2v-security-content {
            flex: 1;
            min-width: 320px;
            padding: 80px;
            background: var(--aw2v-dark);
            color: var(--aw2v-white);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .aw2v-security-title {
            font-size: 2.5rem;
            margin-bottom: 24px;
        }

        .aw2v-security-list {
            margin-top: 32px;
        }

        .aw2v-security-item {
            display: flex;
            gap: 16px;
            margin-bottom: 24px;
        }

        .aw2v-security-item-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        /* Multi Platform Section */
        .aw2v-platforms {
            padding: 96px 0;
            text-align: center;
        }

        .aw2v-platform-container {
            max-width: 1000px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .aw2v-platform-img {
            margin: 48px auto;
            border-radius: var(--aw2v-radius);
            box-shadow: 0 30px 60px rgba(0,0,0,0.1);
        }

        /* Scenarios Section */
        .aw2v-scenarios {
            padding: 96px 0;
            background: #fff;
        }

        .aw2v-scenario-grid {
            max-width: var(--aw2v-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
        }

        .aw2v-scenario-card {
            flex: 1;
            min-width: 300px;
            padding: 40px;
            border-radius: var(--aw2v-radius);
            background: #f9f9f9;
            transition: 0.3s;
        }

        .aw2v-scenario-user {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--aw2v-primary-red);
            margin-bottom: 16px;
            display: block;
        }

        .aw2v-scenario-problem {
            font-weight: 600;
            margin-bottom: 12px;
        }

        .aw2v-scenario-solution {
            color: var(--aw2v-gray);
            font-size: 0.95rem;
        }

        /* FAQ Section */
        .aw2v-faq {
            padding: 96px 0;
            background: var(--aw2v-light);
        }

        .aw2v-faq-container {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .aw2v-faq-item {
            background: var(--aw2v-white);
            margin-bottom: 16px;
            border-radius: 12px;
            padding: 32px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.03);
        }

        .aw2v-faq-q {
            font-size: 1.125rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--aw2v-dark);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .aw2v-faq-q::before {
            content: 'Q';
            color: var(--aw2v-primary-red);
        }

        .aw2v-faq-a {
            color: var(--aw2v-gray);
            font-size: 1rem;
            padding-left: 28px;
        }

        /* Footer */
        .aw2v-footer {
            background: var(--aw2v-dark);
            color: rgba(255,255,255,0.7);
            padding: 80px 0 40px;
        }

        .aw2v-footer-grid {
            max-width: var(--aw2v-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .aw2v-footer-brand {
            flex: 0 0 300px;
        }

        .aw2v-footer-name {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--aw2v-white);
            margin-bottom: 24px;
        }

        .aw2v-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
        }

        .aw2v-footer-col h4 {
            color: var(--aw2v-white);
            margin-bottom: 24px;
            font-size: 1rem;
        }

        .aw2v-footer-col li {
            margin-bottom: 12px;
        }

        .aw2v-footer-col a:hover {
            color: var(--aw2v-white);
        }

        .aw2v-footer-bottom {
            max-width: var(--aw2v-container-width);
            margin: 48px auto 0;
            padding: 40px 24px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            font-size: 14px;
        }

        /* Mobile Adjustments */
        @media (max-width: 768px) {
            .aw2v-menu { display: none; }
            .aw2v-hero-content { text-align: center; }
            .aw2v-download-actions { justify-content: center; }
            .aw2v-security-content { padding: 48px 24px; }
            .aw2v-matrix-card { padding: 32px; }
            .aw2v-hero-image img { transform: none; }
        }