:root {
            --primary-color: #667eea;
            --secondary-color: #764ba2;
            --accent-color: #00d084;
            --text-dark: #2c3e50;
            --text-muted: #6c757d;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: white;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding-top: 80px;
            padding-bottom: 60px;
            text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
        }

        /* Wider container for more content */
        .container {
            max-width: 1600px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .navbar {
            background: rgba(0, 0, 0, 0.3) !important;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            box-shadow: none;
        }

        .navbar-brand {
            font-weight: 700;
            color: white !important;
            font-size: 1.5rem;
        }

        .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.9) !important;
            font-weight: 500;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: white !important;
        }

        .navbar-toggler {
            border-color: rgba(255, 255, 255, 0.5);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .hero-section {
            background: rgba(0, 0, 0, 0.15);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 24px;
            padding: 80px 40px;
            margin-bottom: 40px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            text-align: center;
        }

        .hero-section h1 {
            font-size: clamp(2.5rem, 6vw, 4rem);
            font-weight: 800;
            color: white;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
        }

        .hero-section .lead {
            font-size: clamp(1.5rem, 3vw, 1.875rem);
            color: rgba(255, 255, 255, 0.9);
            max-width: 800px;
            margin: 0 auto 30px;
            line-height: 1.6;
        }

        .badge-unique {
            background: rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            padding: 0.5rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.875rem;
            display: inline-block;
            margin-bottom: 20px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .feature-section {
            background: rgba(0, 0, 0, 0.15);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 24px;
            padding: 60px 40px;
            margin-bottom: 30px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        .feature-card {
            background: rgba(0, 0, 0, 0.2);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 20px;
            padding: 40px;
            margin-bottom: 30px;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
            background: rgba(0, 0, 0, 0.25);
        }

        .feature-icon {
            font-size: 3.5rem;
            margin-bottom: 20px;
            display: block;
        }

        .feature-card h3 {
            font-size: clamp(1.25rem, 2.5vw, 1.5rem);
            font-weight: 700;
            color: white;
            margin-bottom: 15px;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
        }

        .feature-card p {
            font-size: clamp(1rem, 2vw, 1.125rem);
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .feature-highlight {
            background: rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 50px;
            font-size: 0.875rem;
            font-weight: 600;
            display: inline-block;
            margin-right: 8px;
            margin-bottom: 8px;
        }

        .section-title {
            font-size: clamp(2rem, 5vw, 3rem);
            font-weight: 700;
            text-align: center;
            margin-bottom: 30px;
            color: white;
            text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
        }

        .section-subtitle {
            font-size: clamp(1rem, 2.5vw, 1.25rem);
            color: rgba(255, 255, 255, 0.85);
            text-align: center;
            max-width: 700px;
            margin: -10px auto 50px;
            line-height: 1.6;
        }

        .cta-section {
            background: rgba(0, 0, 0, 0.2);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            border-radius: 24px;
            padding: 60px 40px;
            text-align: center;
            margin-top: 50px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        .cta-section h2 {
            font-size: clamp(2rem, 5vw, 3rem);
            font-weight: 700;
            margin-bottom: 20px;
            color: white;
            text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
        }

        .btn-cta {
            background: white;
            color: var(--primary-color);
            padding: 1rem 2.5rem;
            font-size: 1.125rem;
            font-weight: 600;
            border-radius: 50px;
            border: none;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }

        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
            background: #f8f9fa;
            color: var(--primary-color);
        }

        .development-badge {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            padding: 30px;
            border-radius: 16px;
            text-align: center;
            margin-top: 30px;
        }

        .development-badge h4 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 15px;
            color: white;
        }

        .development-badge p {
            margin-bottom: 0;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
        }

        /* Page Navigation Sidebar */
        .page-nav-wrapper {
            position: relative;
        }

        .page-nav {
            position: sticky;
            top: 100px;
            background: rgba(0, 0, 0, 0.2);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 16px;
            padding: 20px;
            margin-bottom: 20px;
            max-height: calc(100vh - 120px);
            overflow-y: auto;
        }

        .page-nav h5 {
            font-size: 0.875rem;
            font-weight: 700;
            color: rgba(255, 255, 255, 0.7);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 15px;
        }

        .page-nav-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .page-nav-list li {
            margin-bottom: 8px;
        }

        .page-nav-list a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            padding: 8px 12px;
            display: block;
            border-radius: 8px;
            transition: all 0.2s ease;
        }

        .page-nav-list a:hover,
        .page-nav-list a.active {
            background: rgba(255, 255, 255, 0.15);
            color: white;
            transform: translateX(4px);
        }

        /* Mobile Navigation Toggle */
        .mobile-nav-toggle {
            display: none;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            padding: 12px 20px;
            border-radius: 12px;
            width: 100%;
            text-align: left;
            font-weight: 600;
            margin-bottom: 20px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .mobile-nav-toggle:hover {
            background: rgba(255, 255, 255, 0.2);
        }

        .mobile-nav-toggle::after {
            content: '▼';
            float: right;
            transition: transform 0.3s ease;
        }

        .mobile-nav-toggle.active::after {
            transform: rotate(180deg);
        }

        .mobile-page-nav {
            display: none;
        }

        @media (max-width: 991px) {
            .page-nav {
                display: none;
            }

            .mobile-nav-toggle {
                display: block;
            }

            .mobile-page-nav {
                background: rgba(255, 255, 255, 0.1);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border: 1px solid rgba(255, 255, 255, 0.2);
                border-radius: 12px;
                padding: 15px;
                margin-bottom: 20px;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.3s ease;
            }

            .mobile-page-nav.show {
                display: block;
                max-height: 500px;
            }

            .mobile-page-nav .page-nav-list a {
                padding: 10px 15px;
                margin-bottom: 5px;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 70px;
                padding-bottom: 40px;
            }

            .container {
                padding-left: 15px;
                padding-right: 15px;
            }

            /* Hero section - cleaner on mobile */
            .hero-section {
                padding: 40px 20px;
                border-radius: 16px;
                margin-bottom: 25px;
                background: transparent;
                border: none;
                backdrop-filter: none;
                box-shadow: none;
            }

            .hero-section h1 {
                font-size: clamp(1.8rem, 7vw, 2.5rem);
                margin-bottom: 15px;
            }

            .hero-section .lead {
                font-size: clamp(1.15rem, 4.5vw, 1.4rem);
                margin-bottom: 20px;
            }

            .badge-unique {
                font-size: 0.75rem;
                padding: 0.4rem 1rem;
            }

            /* Feature sections - remove frame on mobile */
            .feature-section {
                background: transparent;
                border: none;
                backdrop-filter: none;
                box-shadow: none;
                padding: 30px 0;
                margin-bottom: 20px;
                border-radius: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            }

            .section-title {
                font-size: clamp(1.6rem, 6.5vw, 2.2rem);
                margin-bottom: 15px;
            }

            .section-subtitle {
                font-size: clamp(1.1rem, 4.2vw, 1.4rem);
                margin: 0 0 30px 0;
            }

            /* Feature cards - simplified */
            .feature-card {
                background: rgba(0, 0, 0, 0.15);
                padding: 25px 20px;
                border-radius: 16px;
                margin-bottom: 20px;
            }

            .feature-card:hover {
                transform: none;
            }

            .feature-card h3 {
                font-size: clamp(1.6rem, 6.5vw, 2.2rem);
                margin-bottom: 12px;
            }

            .feature-card p {
                font-size: clamp(1.2rem, 4.5vw, 1.5rem);
                line-height: 1.6;
                margin-bottom: 15px;
            }

            .feature-highlight {
                font-size: 0.75rem;
                padding: 0.4rem 0.8rem;
                margin-right: 6px;
                margin-bottom: 6px;
            }

            /* CTA section */
            .cta-section {
                padding: 40px 25px;
                margin-top: 30px;
                border-radius: 16px;
            }

            .cta-section h2 {
                font-size: clamp(1.6rem, 6.5vw, 2.2rem);
                margin-bottom: 15px;
            }

            .cta-section p {
                font-size: clamp(1.1rem, 4.2vw, 1.4rem) !important;
            }

            .btn-cta {
                padding: 0.875rem 2rem;
                font-size: 1rem;
                width: 100%;
                max-width: 280px;
            }

            /* Development badge */
            .development-badge {
                padding: 20px 15px;
            }

            .development-badge h4 {
                font-size: clamp(1.3rem, 5vw, 1.6rem);
            }

            .development-badge p {
                font-size: clamp(1.1rem, 4.2vw, 1.4rem);
            }

            /* Alert boxes */
            .alert {
                padding: 20px 15px !important;
                border-radius: 12px !important;
            }

            .alert h4 {
                font-size: clamp(1.3rem, 5vw, 1.6rem) !important;
                margin-bottom: 12px !important;
            }

            .alert p {
                font-size: clamp(1.1rem, 4.2vw, 1.4rem) !important;
            }

            /* Navbar tweaks */
            .navbar-brand {
                font-size: 1.25rem;
            }

            /* Mobile nav toggle - sticky */
            .mobile-nav-toggle {
                position: sticky;
                top: 60px;
                z-index: 100;
                padding: 10px 15px;
                font-size: 0.9rem;
            }

            .mobile-page-nav {
                position: sticky;
                top: 110px;
                z-index: 99;
            }

            /* Lists in cards */
            .feature-card ul {
                padding-left: 20px;
            }

            .feature-card ul li {
                font-size: clamp(1.1rem, 4.2vw, 1.4rem);
                margin-bottom: 8px;
            }

            /* Stripe badge in hero */
            .hero-section > div[style*="inline-flex"] {
                padding: 0.5rem 1rem !important;
                margin-top: 15px !important;
            }

            .hero-section > div[style*="inline-flex"] span {
                font-size: 0.75rem !important;
            }
        }

        /* Extra small screens */
        @media (max-width: 374px) {
            .hero-section h1 {
                font-size: 1.5rem;
            }

            .feature-card h3 {
                font-size: 1.15rem;
            }

            .feature-card p {
                font-size: 0.9rem;
            }

            .section-title {
                font-size: 1.35rem;
            }
        }

        /* Smooth scrolling */
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 100px;
        }