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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
            color: #333;
            line-height: 1.6;
            background-color: #f8f9fa;
        }

        /* Header & Navigation */
        .xcw5-header {
            background: linear-gradient(135deg, #0088cc 0%, #005fa3 100%);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }

        .xcw5-nav {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 2rem;
        }

        .xcw5-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .xcw5-nav-menu {
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        .xcw5-nav-menu a {
            color: white;
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            transition: opacity 0.3s ease;
            position: relative;
        }

        .xcw5-nav-menu a:hover {
            opacity: 0.8;
        }

        .xcw5-nav-menu a.active {
            border-bottom: 2px solid white;
            padding-bottom: 0.5rem;
        }

        .xcw5-menu-toggle {
            display: none;
            flex-direction: column;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
        }

        .xcw5-menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: white;
            margin: 4px 0;
            transition: 0.3s;
            border-radius: 2px;
        }

        .xcw5-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }

        /* Features Top Section */
        .xcw5-features-intro {
            background: linear-gradient(135deg, #0088cc 0%, #005fa3 100%);
            color: white;
            padding: 4rem 2rem;
            text-align: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .xcw5-intro-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .xcw5-intro-container h1 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .xcw5-intro-container p {
            font-size: 1.1rem;
            opacity: 0.95;
            line-height: 1.8;
        }

        /* Feature Grid */
        .xcw5-features-grid {
            max-width: 1400px;
            margin: 0 auto;
            padding: 4rem 2rem;
        }

        .xcw5-grid-title {
            text-align: center;
            margin-bottom: 3rem;
        }

        .xcw5-grid-title h2 {
            font-size: 2rem;
            color: #333;
            margin-bottom: 0.5rem;
        }

        .xcw5-grid-title p {
            color: #666;
            font-size: 1.05rem;
        }

        .xcw5-features-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2rem;
            margin-bottom: 4rem;
        }

        .xcw5-feature-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border-top: 4px solid #0088cc;
        }

        .xcw5-feature-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        }

        .xcw5-feature-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            display: inline-block;
        }

        .xcw5-feature-card h3 {
            font-size: 1.3rem;
            color: #333;
            margin-bottom: 0.8rem;
        }

        .xcw5-feature-card p {
            color: #666;
            line-height: 1.8;
            font-size: 0.95rem;
        }

        /* Feature Detailed Section */
        .xcw5-feature-detailed {
            background: white;
            padding: 4rem 2rem;
            margin-bottom: 3rem;
            border-radius: 12px;
            max-width: 1400px;
            margin-left: auto;
            margin-right: auto;
        }

        .xcw5-detailed-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .xcw5-detailed-content h3 {
            font-size: 1.8rem;
            color: #333;
            margin-bottom: 1rem;
        }

        .xcw5-detailed-content p {
            color: #666;
            line-height: 1.8;
            margin-bottom: 1rem;
        }

        .xcw5-feature-benefits {
            list-style: none;
            margin-top: 1.5rem;
        }

        .xcw5-feature-benefits li {
            padding: 0.8rem 0;
            color: #555;
            padding-left: 2rem;
            position: relative;
        }

        .xcw5-feature-benefits li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: #0088cc;
            font-weight: bold;
            font-size: 1.2rem;
        }

        .xcw5-detailed-image {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .xcw5-detailed-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Products Section */
        .xcw5-products-section {
            background: linear-gradient(135deg, #f0f4f8 0%, #e8ecf2 100%);
            padding: 4rem 2rem;
            margin-bottom: 3rem;
        }

        .xcw5-products-container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .xcw5-products-title {
            text-align: center;
            margin-bottom: 3rem;
        }

        .xcw5-products-title h2 {
            font-size: 2rem;
            color: #333;
            margin-bottom: 0.5rem;
        }

        .xcw5-products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .xcw5-product-item {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            border-left: 4px solid #0088cc;
        }

        .xcw5-product-item h4 {
            font-size: 1.3rem;
            color: #333;
            margin-bottom: 0.8rem;
        }

        .xcw5-product-item p {
            color: #666;
            line-height: 1.8;
            margin-bottom: 1rem;
        }

        .xcw5-product-highlight {
            background: #f0f4f8;
            padding: 0.8rem 1rem;
            border-radius: 6px;
            color: #0088cc;
            font-weight: 500;
            font-size: 0.9rem;
        }

        /* Stats Section */
        .xcw5-stats-section {
            background: white;
            padding: 3rem 2rem;
            margin-bottom: 3rem;
        }

        .xcw5-stats-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            text-align: center;
        }

        .xcw5-stat-item {
            padding: 2rem;
        }

        .xcw5-stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: #0088cc;
            margin-bottom: 0.5rem;
        }

        .xcw5-stat-unit {
            color: #333;
            font-weight: 600;
            font-size: 1.1rem;
        }

        .xcw5-stat-label {
            color: #999;
            font-size: 0.9rem;
            margin-top: 0.5rem;
        }

        /* CTA Button */
        .xcw5-cta-button {
            display: inline-block;
            background: linear-gradient(135deg, #0088cc 0%, #0077b6 100%);
            color: white;
            padding: 0.9rem 2.5rem;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            margin-top: 1.5rem;
        }

        .xcw5-cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0, 136, 204, 0.3);
        }

        /* Scenarios Section */
        .xcw5-scenarios-section {
            background: linear-gradient(135deg, #f0f4f8 0%, #e8ecf2 100%);
            padding: 4rem 2rem;
            margin-bottom: 3rem;
        }

        .xcw5-scenarios-container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .xcw5-scenarios-title {
            text-align: center;
            margin-bottom: 3rem;
        }

        .xcw5-scenarios-title h2 {
            font-size: 2rem;
            color: #333;
            margin-bottom: 0.5rem;
        }

        .xcw5-scenarios-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .xcw5-scenario-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }

        .xcw5-scenario-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        }

        .xcw5-scenario-icon {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .xcw5-scenario-card h4 {
            font-size: 1.3rem;
            color: #333;
            margin-bottom: 0.8rem;
        }

        .xcw5-scenario-card p {
            color: #666;
            line-height: 1.8;
        }

        /* Footer */
        .xcw5-footer {
            background: #1a1a1a;
            color: white;
            padding: 3rem 2rem 1rem;
            margin-top: 4rem;
        }

        .xcw5-footer-container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .xcw5-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .xcw5-footer-column h4 {
            font-size: 1.1rem;
            margin-bottom: 1rem;
            color: #fff;
        }

        .xcw5-footer-column ul {
            list-style: none;
        }

        .xcw5-footer-column ul li {
            margin-bottom: 0.8rem;
        }

        .xcw5-footer-column a {
            color: #aaa;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .xcw5-footer-column a:hover {
            color: #0088cc;
        }

        .xcw5-footer-bottom {
            border-top: 1px solid #333;
            padding-top: 2rem;
            text-align: center;
            color: #888;
            font-size: 0.9rem;
        }

        .xcw5-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #0088cc;
            margin-bottom: 0.5rem;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .xcw5-menu-toggle {
                display: flex;
            }

            .xcw5-nav-menu {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: linear-gradient(135deg, #0088cc 0%, #005fa3 100%);
                flex-direction: column;
                gap: 1rem;
                padding: 2rem;
                box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            }

            .xcw5-nav-menu.active {
                display: flex;
            }

            .xcw5-nav-overlay.active {
                display: block;
            }

            .xcw5-intro-container h1 {
                font-size: 1.8rem;
            }

            .xcw5-intro-container p {
                font-size: 1rem;
            }

            .xcw5-detailed-layout {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .xcw5-features-container {
                grid-template-columns: 1fr;
            }

            .xcw5-grid-title h2 {
                font-size: 1.5rem;
            }

            .xcw5-scenarios-grid {
                grid-template-columns: 1fr;
            }

            .xcw5-products-grid {
                grid-template-columns: 1fr;
            }

            .xcw5-stats-container {
                grid-template-columns: repeat(2, 1fr);
            }

            .xcw5-features-intro {
                padding: 2.5rem 1.5rem;
            }

            .xcw5-features-grid {
                padding: 2.5rem 1.5rem;
            }

            .xcw5-products-section {
                padding: 2.5rem 1.5rem;
            }
        }

        @media (max-width: 480px) {
            .xcw5-nav {
                padding: 1rem;
            }

            .xcw5-logo img {
                height: 32px;
            }

            .xcw5-intro-container h1 {
                font-size: 1.5rem;
            }

            .xcw5-intro-container p {
                font-size: 0.95rem;
            }

            .xcw5-stats-container {
                grid-template-columns: 1fr;
            }

            .xcw5-stat-number {
                font-size: 2rem;
            }

            .xcw5-grid-title h2 {
                font-size: 1.3rem;
            }

            .xcw5-detailed-content h3 {
                font-size: 1.4rem;
            }
        }