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

        html {
            scroll-behavior: smooth;
        }

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

        /* ========== Header & Navigation ========== */
        .xcw5-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: #fff;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            z-index: 1000;
        }

        .xcw5-nav {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

        .xcw5-logo img {
            height: 45px;
            width: auto;
        }

        .xcw5-nav-menu {
            display: flex;
            align-items: center;
            gap: 40px;
            list-style: none;
        }

        .xcw5-nav-menu a {
            text-decoration: none;
            color: #333;
            font-weight: 500;
            font-size: 14px;
            transition: color 0.3s ease;
        }

        .xcw5-nav-menu a:hover,
        .xcw5-nav-menu a.active {
            color: #0088cc;
        }

        .xcw5-menu-toggle {
            display: none;
            flex-direction: column;
            background: none;
            border: none;
            cursor: pointer;
            padding: 5px;
            gap: 5px;
        }

        .xcw5-menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: #333;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .xcw5-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(10px, 10px);
        }

        .xcw5-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .xcw5-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(8px, -8px);
        }

        .xcw5-nav-overlay {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }

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

        /* ========== Page Title Section ========== */
        .xcw5-page-header {
            margin-top: 70px;
            padding: 60px 20px;
            background: linear-gradient(135deg, #0088cc 0%, #005fa3 100%);
            color: white;
            text-align: center;
        }

        .xcw5-page-header h1 {
            font-size: 48px;
            margin-bottom: 15px;
            font-weight: 700;
        }

        .xcw5-page-header p {
            font-size: 18px;
            opacity: 0.95;
            max-width: 600px;
            margin: 0 auto;
        }

        .xcw5-breadcrumb {
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
        }

        .xcw5-breadcrumb a {
            color: #0088cc;
            text-decoration: none;
        }

        .xcw5-breadcrumb a:hover {
            text-decoration: underline;
        }

        /* ========== Content Sections ========== */
        .xcw5-main {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* About Introduction Section */
        .xcw5-intro-section {
            padding: 80px 0;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .xcw5-intro-content h2 {
            font-size: 42px;
            margin-bottom: 25px;
            color: #222;
        }

        .xcw5-intro-content p {
            font-size: 16px;
            line-height: 1.8;
            color: #555;
            margin-bottom: 20px;
        }

        .xcw5-intro-image {
            position: relative;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 136, 204, 0.15);
        }

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

        /* Core Values Grid */
        .xcw5-values-section {
            padding: 80px 0;
            background-color: #f8fbfd;
            border-radius: 20px;
            margin: 80px 0;
        }

        .xcw5-values-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .xcw5-values-header h2 {
            font-size: 42px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-values-header p {
            font-size: 18px;
            color: #666;
        }

        .xcw5-values-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 40px;
            padding: 0 20px;
        }

        .xcw5-value-card {
            background: white;
            padding: 40px 30px;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .xcw5-value-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0, 136, 204, 0.15);
        }

        .xcw5-value-icon {
            font-size: 56px;
            margin-bottom: 20px;
            display: block;
        }

        .xcw5-value-card h3 {
            font-size: 24px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-value-card p {
            font-size: 15px;
            color: #666;
            line-height: 1.8;
        }

        /* Timeline Section */
        .xcw5-timeline-section {
            padding: 80px 0;
        }

        .xcw5-timeline-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .xcw5-timeline-header h2 {
            font-size: 42px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-timeline-header p {
            font-size: 18px;
            color: #666;
        }

        .xcw5-timeline {
            position: relative;
            padding: 40px 0;
        }

        .xcw5-timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            width: 3px;
            height: 100%;
            background: linear-gradient(180deg, #0088cc 0%, #005fa3 100%);
        }

        .xcw5-timeline-item {
            margin-bottom: 50px;
            position: relative;
        }

        .xcw5-timeline-item:nth-child(odd) .xcw5-timeline-content {
            margin-left: 0;
            margin-right: auto;
            padding-right: 60px;
            width: 48%;
            text-align: right;
        }

        .xcw5-timeline-item:nth-child(even) .xcw5-timeline-content {
            margin-left: auto;
            margin-right: 0;
            padding-left: 60px;
            width: 48%;
            text-align: left;
        }

        .xcw5-timeline-dot {
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 20px;
            background-color: #0088cc;
            border: 4px solid white;
            border-radius: 50%;
            top: 10px;
            box-shadow: 0 0 0 3px #0088cc;
            z-index: 10;
        }

        .xcw5-timeline-content {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }

        .xcw5-timeline-content:hover {
            box-shadow: 0 15px 40px rgba(0, 136, 204, 0.2);
        }

        .xcw5-timeline-year {
            font-size: 20px;
            font-weight: 700;
            color: #0088cc;
            margin-bottom: 10px;
        }

        .xcw5-timeline-event {
            font-size: 18px;
            font-weight: 600;
            color: #222;
            margin-bottom: 12px;
        }

        .xcw5-timeline-desc {
            font-size: 15px;
            color: #666;
            line-height: 1.8;
        }

        /* Team & Culture Section */
        .xcw5-culture-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #f8fbfd 0%, #e3f2fd 100%);
            border-radius: 20px;
            margin: 80px 0;
        }

        .xcw5-culture-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .xcw5-culture-header h2 {
            font-size: 42px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-culture-header p {
            font-size: 18px;
            color: #666;
        }

        .xcw5-culture-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            padding: 0 20px;
        }

        .xcw5-culture-item {
            background: white;
            padding: 40px 30px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
        }

        .xcw5-culture-icon {
            font-size: 48px;
            margin-bottom: 20px;
            display: block;
        }

        .xcw5-culture-item h3 {
            font-size: 24px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-culture-item p {
            font-size: 15px;
            color: #666;
            line-height: 1.8;
        }

        /* Stats Section */
        .xcw5-stats-section {
            padding: 60px 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin: 80px 0;
        }

        .xcw5-stat-item {
            background: linear-gradient(135deg, #0088cc 0%, #005fa3 100%);
            color: white;
            padding: 50px 30px;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 10px 30px rgba(0, 136, 204, 0.3);
            transition: transform 0.3s ease;
        }

        .xcw5-stat-item:hover {
            transform: translateY(-5px);
        }

        .xcw5-stat-number {
            font-size: 52px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .xcw5-stat-unit {
            font-size: 20px;
            margin-bottom: 15px;
            opacity: 0.95;
        }

        .xcw5-stat-label {
            font-size: 15px;
            opacity: 0.85;
        }

        /* Achievements Section */
        .xcw5-achievements-section {
            padding: 80px 0;
        }

        .xcw5-achievements-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .xcw5-achievements-header h2 {
            font-size: 42px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-achievements-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .xcw5-achievement-card {
            background: white;
            padding: 40px 30px;
            border-radius: 15px;
            border-left: 5px solid #0088cc;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }

        .xcw5-achievement-card:hover {
            box-shadow: 0 15px 40px rgba(0, 136, 204, 0.2);
            transform: translateX(10px);
        }

        .xcw5-achievement-year {
            font-size: 16px;
            color: #0088cc;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .xcw5-achievement-title {
            font-size: 20px;
            font-weight: 600;
            color: #222;
            margin-bottom: 15px;
        }

        .xcw5-achievement-desc {
            font-size: 15px;
            color: #666;
            line-height: 1.8;
        }

        /* Tech Stack Section */
        .xcw5-tech-section {
            padding: 80px 0;
            background-color: #f8fbfd;
            border-radius: 20px;
            margin: 80px 0;
        }

        .xcw5-tech-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .xcw5-tech-header h2 {
            font-size: 42px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-tech-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 40px;
            padding: 0 20px;
        }

        .xcw5-tech-card {
            background: white;
            padding: 40px 30px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
        }

        .xcw5-tech-card h3 {
            font-size: 24px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-tech-card p {
            font-size: 15px;
            color: #666;
            line-height: 1.8;
        }

        /* Partners Section */
        .xcw5-partners-section {
            padding: 80px 0;
        }

        .xcw5-partners-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .xcw5-partners-header h2 {
            font-size: 42px;
            margin-bottom: 15px;
            color: #222;
        }

        .xcw5-partners-header p {
            font-size: 18px;
            color: #666;
        }

        .xcw5-partners-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .xcw5-partner-card {
            background: white;
            padding: 40px 30px;
            border-radius: 15px;
            border-top: 4px solid #0088cc;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            text-align: center;
            transition: all 0.3s ease;
        }

        .xcw5-partner-card:hover {
            box-shadow: 0 15px 40px rgba(0, 136, 204, 0.2);
            transform: translateY(-8px);
        }

        .xcw5-partner-name {
            font-size: 24px;
            font-weight: 700;
            color: #222;
            margin-bottom: 10px;
        }

        .xcw5-partner-type {
            font-size: 14px;
            color: #0088cc;
            font-weight: 600;
            margin-bottom: 15px;
        }

        .xcw5-partner-desc {
            font-size: 15px;
            color: #666;
            line-height: 1.8;
        }

        /* CTA Section */
        .xcw5-cta-section {
            padding: 80px 20px;
            background: linear-gradient(135deg, #0088cc 0%, #005fa3 100%);
            border-radius: 20px;
            color: white;
            text-align: center;
            margin: 80px 0;
        }

        .xcw5-cta-title {
            font-size: 42px;
            margin-bottom: 20px;
            font-weight: 700;
        }

        .xcw5-cta-text {
            font-size: 18px;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            opacity: 0.95;
        }

        .xcw5-cta-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .xcw5-btn {
            padding: 15px 40px;
            font-size: 16px;
            font-weight: 600;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .xcw5-btn-primary {
            background-color: white;
            color: #0088cc;
        }

        .xcw5-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }

        .xcw5-btn-secondary {
            background-color: transparent;
            color: white;
            border: 2px solid white;
        }

        .xcw5-btn-secondary:hover {
            background-color: white;
            color: #0088cc;
        }

        /* ========== Footer ========== */
        .xcw5-footer {
            background-color: #1a1a1a;
            color: #fff;
            padding: 60px 20px 20px;
            margin-top: 100px;
        }

        .xcw5-footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .xcw5-footer-brand {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 15px;
            color: #0088cc;
        }

        .xcw5-footer-brand-text {
            font-size: 14px;
            color: #999;
            line-height: 1.8;
        }

        .xcw5-footer-section h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .xcw5-footer-links {
            list-style: none;
        }

        .xcw5-footer-links li {
            margin-bottom: 12px;
        }

        .xcw5-footer-links a {
            color: #999;
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s ease;
        }

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

        .xcw5-footer-bottom {
            border-top: 1px solid #333;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .xcw5-footer-copyright {
            font-size: 14px;
            color: #999;
        }

        .xcw5-footer-social {
            display: flex;
            gap: 20px;
        }

        .xcw5-footer-social a {
            color: #999;
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s ease;
        }

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

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

            .xcw5-nav-menu {
                display: none;
                position: fixed;
                top: 70px;
                left: 0;
                right: 0;
                flex-direction: column;
                background-color: white;
                padding: 20px;
                gap: 0;
                z-index: 1001;
                border-bottom: 1px solid #eee;
            }

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

            .xcw5-nav-menu a {
                padding: 15px 0;
                display: block;
            }

            .xcw5-page-header {
                padding: 40px 20px;
            }

            .xcw5-page-header h1 {
                font-size: 32px;
            }

            .xcw5-page-header p {
                font-size: 16px;
            }

            .xcw5-intro-section {
                grid-template-columns: 1fr;
                gap: 40px;
                padding: 40px 0;
            }

            .xcw5-intro-content h2 {
                font-size: 28px;
            }

            .xcw5-values-grid,
            .xcw5-culture-grid,
            .xcw5-tech-grid {
                grid-template-columns: 1fr;
            }

            .xcw5-timeline::before {
                left: 0;
            }

            .xcw5-timeline-item:nth-child(odd) .xcw5-timeline-content,
            .xcw5-timeline-item:nth-child(even) .xcw5-timeline-content {
                width: 100%;
                padding-left: 50px;
                text-align: left;
                margin-left: 0;
                margin-right: 0;
            }

            .xcw5-timeline-dot {
                left: 0;
            }

            .xcw5-stats-section {
                grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
                gap: 20px;
            }

            .xcw5-cta-buttons {
                flex-direction: column;
                align-items: center;
            }

            .xcw5-btn {
                width: 100%;
                max-width: 300px;
            }

            .xcw5-footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .xcw5-footer-social {
                justify-content: center;
            }

            .xcw5-values-section,
            .xcw5-culture-section,
            .xcw5-tech-section {
                padding: 40px 0;
                margin: 40px 0;
            }

            .xcw5-cta-title {
                font-size: 28px;
            }

            .xcw5-values-header h2,
            .xcw5-timeline-header h2,
            .xcw5-culture-header h2,
            .xcw5-achievements-header h2,
            .xcw5-tech-header h2,
            .xcw5-partners-header h2 {
                font-size: 28px;
            }
        }

        @media (max-width: 480px) {
            .xcw5-page-header h1 {
                font-size: 24px;
            }

            .xcw5-intro-content h2 {
                font-size: 24px;
            }

            .xcw5-value-icon {
                font-size: 42px;
            }

            .xcw5-stat-number {
                font-size: 36px;
            }

            .xcw5-cta-title {
                font-size: 24px;
            }

            .xcw5-cta-text {
                font-size: 16px;
            }

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

            .xcw5-values-header h2,
            .xcw5-timeline-header h2,
            .xcw5-culture-header h2,
            .xcw5-achievements-header h2,
            .xcw5-tech-header h2,
            .xcw5-partners-header h2 {
                font-size: 24px;
            }
        }

        /* Scroll to top button */
        .xcw5-scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, #0088cc 0%, #005fa3 100%);
            color: white;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            font-size: 24px;
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 500;
            box-shadow: 0 5px 20px rgba(0, 136, 204, 0.4);
            transition: all 0.3s ease;
        }

        .xcw5-scroll-top:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 136, 204, 0.6);
        }

        .xcw5-scroll-top.show {
            display: flex;
        }

        @media (max-width: 480px) {
            .xcw5-scroll-top {
                bottom: 20px;
                right: 20px;
                width: 45px;
                height: 45px;
                font-size: 20px;
            }
        }