* {
            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: #f8f9fa;
        }

        /* Header & Navigation */
        .fbcw-header-wrapper {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .fbcw-nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

        .fbcw-logo-section {
            display: flex;
            align-items: center;
            gap: 12px;
            cursor: pointer;
        }

        .fbcw-logo-section img {
            height: 40px;
            width: auto;
        }

        .fbcw-brand-name {
            color: white;
            font-size: 24px;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .fbcw-nav-menu {
            display: flex;
            gap: 30px;
            align-items: center;
        }

        .fbcw-nav-link {
            color: white;
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: all 0.3s ease;
            padding: 8px 12px;
            border-radius: 4px;
        }

        .fbcw-nav-link:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* Hero Section */
        .fbcw-hero-section {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 80px 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .fbcw-hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="20" fill="rgba(255,255,255,0.05)"/><circle cx="80" cy="80" r="30" fill="rgba(255,255,255,0.03)"/></svg>');
            pointer-events: none;
        }

        .fbcw-hero-content {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .fbcw-hero-title {
            font-size: 48px;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        }

        .fbcw-hero-subtitle {
            font-size: 20px;
            margin-bottom: 30px;
            opacity: 0.95;
            line-height: 1.5;
        }

        .fbcw-hero-cta {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 40px;
        }

        .fbcw-btn-primary {
            background-color: #ff6b6b;
            color: white;
            padding: 15px 40px;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
            text-decoration: none;
            display: inline-block;
        }

        .fbcw-btn-primary:hover {
            background-color: #ee5a52;
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
        }

        .fbcw-btn-secondary {
            background-color: transparent;
            color: white;
            padding: 15px 40px;
            border: 2px solid white;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .fbcw-btn-secondary:hover {
            background-color: white;
            color: #667eea;
            transform: translateY(-3px);
        }

        /* Main Content */
        .fbcw-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .fbcw-content-section {
            padding: 80px 20px;
        }

        .fbcw-section-title {
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 40px;
            color: #222;
            text-align: center;
            position: relative;
            padding-bottom: 20px;
        }

        .fbcw-section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, #667eea, #764ba2);
            border-radius: 2px;
        }

        /* Platform Features */
        .fbcw-features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .fbcw-feature-card {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border-left: 4px solid #667eea;
        }

        .fbcw-feature-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
        }

        .fbcw-feature-icon {
            font-size: 40px;
            margin-bottom: 15px;
            display: inline-block;
        }

        .fbcw-feature-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
            color: #222;
        }

        .fbcw-feature-desc {
            color: #666;
            font-size: 15px;
            line-height: 1.6;
        }

        /* Installation Guide */
        .fbcw-installation-section {
            background: white;
            padding: 60px 20px;
        }

        .fbcw-steps-container {
            max-width: 900px;
            margin: 50px auto;
        }

        .fbcw-step-item {
            display: flex;
            gap: 30px;
            margin-bottom: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid #eee;
        }

        .fbcw-step-item:last-child {
            border-bottom: none;
        }

        .fbcw-step-number {
            flex-shrink: 0;
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
        }

        .fbcw-step-content h3 {
            font-size: 20px;
            margin-bottom: 10px;
            color: #222;
        }

        .fbcw-step-content p {
            color: #666;
            line-height: 1.6;
        }

        /* Compatibility Section */
        .fbcw-compatibility-section {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            padding: 60px 20px;
        }

        .fbcw-compat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin-top: 40px;
        }

        .fbcw-compat-item {
            background: white;
            padding: 25px;
            border-radius: 10px;
            text-align: center;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        }

        .fbcw-compat-icon {
            font-size: 48px;
            margin-bottom: 15px;
        }

        .fbcw-compat-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: #222;
        }

        .fbcw-compat-desc {
            color: #666;
            font-size: 14px;
        }

        /* Specifications */
        .fbcw-specs-section {
            background: white;
            padding: 60px 20px;
        }

        .fbcw-specs-table {
            width: 100%;
            max-width: 900px;
            margin: 40px auto;
            border-collapse: collapse;
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
        }

        .fbcw-specs-table th {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            padding: 18px;
            text-align: left;
            font-weight: 600;
        }

        .fbcw-specs-table td {
            padding: 16px 18px;
            border-bottom: 1px solid #eee;
        }

        .fbcw-specs-table tr:last-child td {
            border-bottom: none;
        }

        .fbcw-specs-table tr:nth-child(even) {
            background-color: #f8f9fa;
        }

        /* CTA Section */
        .fbcw-cta-section {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 80px 20px;
            text-align: center;
        }

        .fbcw-cta-title {
            font-size: 42px;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.3;
        }

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

        /* Footer */
        .fbcw-footer-wrapper {
            background-color: #1a1a1a;
            color: #ccc;
            padding: 60px 20px 30px;
        }

        .fbcw-footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .fbcw-footer-column h4 {
            color: white;
            font-size: 16px;
            margin-bottom: 20px;
            font-weight: 600;
        }

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

        .fbcw-footer-column ul li {
            margin-bottom: 12px;
        }

        .fbcw-footer-column ul li a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .fbcw-footer-column ul li a:hover {
            color: white;
        }

        .fbcw-footer-bottom {
            border-top: 1px solid #333;
            padding-top: 30px;
            text-align: center;
            color: #999;
            font-size: 14px;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .fbcw-hero-title {
                font-size: 32px;
            }

            .fbcw-hero-subtitle {
                font-size: 16px;
            }

            .fbcw-nav-menu {
                gap: 15px;
            }

            .fbcw-nav-link {
                font-size: 13px;
                padding: 6px 10px;
            }

            .fbcw-section-title {
                font-size: 28px;
            }

            .fbcw-step-item {
                gap: 20px;
            }

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

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

            .fbcw-compat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 480px) {
            .fbcw-nav-container {
                height: auto;
                padding: 15px 10px;
                flex-wrap: wrap;
            }

            .fbcw-nav-menu {
                width: 100%;
                gap: 10px;
                flex-wrap: wrap;
                justify-content: center;
            }

            .fbcw-hero-section {
                padding: 50px 15px;
            }

            .fbcw-hero-title {
                font-size: 24px;
            }

            .fbcw-hero-cta {
                flex-direction: column;
            }

            .fbcw-btn-primary, .fbcw-btn-secondary {
                width: 100%;
            }

            .fbcw-content-section {
                padding: 50px 15px;
            }

            .fbcw-compat-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Utility Classes */
        .fbcw-text-center {
            text-align: center;
        }

        .fbcw-mt-20 {
            margin-top: 20px;
        }

        .fbcw-mt-40 {
            margin-top: 40px;
        }