section {
            padding: 5rem 0;
            position: relative;
        }

        .hero-section {
            min-height: 90vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            overflow: hidden;
            background: radial-gradient(circle at 50% 50%, rgba(131, 56, 236, 0.15) 0%, transparent 70%);
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            filter: blur(80px);
            animation: float 8s ease-in-out infinite;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -50%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 0, 110, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            filter: blur(80px);
            animation: float 10s ease-in-out infinite reverse;
        }

        @keyframes float {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(30px, -30px) rotate(5deg); }
            66% { transform: translate(-30px, 30px) rotate(-5deg); }
        }

        .hero-section .container {
            position: relative;
            z-index: 1;
            max-width: 900px;
        }

        .hero-section h1 {
            animation: fadeInUp 1s ease-out;
        }

        .hero-section p {
            font-size: 1.25rem;
            line-height: 1.8;
            margin-bottom: 2.5rem;
            color: var(--light-text);
            opacity: 0;
            animation: fadeInUp 1s ease-out 0.3s forwards;
        }

        .hero-section .btn-primary {
            opacity: 0;
            animation: fadeInUp 1s ease-out 0.6s forwards;
            font-size: 1.2rem;
            padding: 1.25rem 3rem;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .table-of-contents {
            background: var(--dark-card);
            border-radius: 20px;
            padding: 3rem;
            margin: 3rem auto;
            max-width: 1100px;
            box-shadow: var(--shadow-md);
        }

        .table-of-contents h2 {
            text-align: center;
            margin-bottom: 2rem;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .toc-list {
            list-style: none;
            padding: 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1rem;
        }

        .toc-list li {
            margin: 0;
        }

        .toc-list a {
            display: block;
            padding: 1rem 1.5rem;
            background: var(--gradient-card);
            border-radius: 12px;
            border: 1px solid rgba(131, 56, 236, 0.3);
            color: var(--light-text);
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .toc-list a:hover {
            background: var(--dark-card-hover);
            border-color: var(--primary-cyan);
            transform: translateX(8px);
            box-shadow: var(--shadow-md);
        }

        .registration {
            background: linear-gradient(135deg, rgba(131, 56, 236, 0.05) 0%, rgba(255, 0, 110, 0.05) 100%);
        }

        .timeline-content h3 {
            position: relative;
            padding-left: 2rem;
            margin-top: 2.5rem;
        }

        .timeline-content h3::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 12px;
            height: 12px;
            background: var(--gradient-primary);
            border-radius: 50%;
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.6);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .feature-card {
            background: var(--dark-card);
            border: 1px solid rgba(131, 56, 236, 0.2);
            border-radius: 20px;
            padding: 2.5rem;
            transition: all 0.4s ease;
            box-shadow: var(--shadow-sm);
        }

        .feature-card:hover {
            background: var(--dark-card-hover);
            transform: translateY(-10px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-magenta);
        }

        .feature-card h3 {
            margin-bottom: 1.5rem;
        }

        .feature-card p {
            color: var(--gray-text);
        }

        .tabs-content {
            margin-top: 3rem;
        }

        .tab-section {
            background: var(--dark-card);
            border-radius: 20px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            border: 1px solid rgba(131, 56, 236, 0.2);
            transition: all 0.3s ease;
        }

        .tab-section:hover {
            border-color: var(--primary-cyan);
            box-shadow: var(--shadow-md);
        }

        .cards-wrapper {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .advantage-card {
            background: var(--dark-card);
            border: 1px solid rgba(131, 56, 236, 0.2);
            border-radius: 20px;
            padding: 2.5rem;
            transition: all 0.4s ease;
            box-shadow: var(--shadow-sm);
        }

        .advantage-card:hover {
            background: var(--dark-card-hover);
            transform: translateY(-10px) scale(1.02);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-magenta);
        }

        .advantage-card h3 {
            margin-bottom: 1.5rem;
        }

        .cta-section {
            text-align: center;
            margin-top: 3rem;
            padding: 2.5rem;
            background: var(--gradient-card);
            border-radius: 20px;
            border: 1px solid rgba(131, 56, 236, 0.3);
        }

        .cta-section p {
            font-size: 1.2rem;
            color: var(--light-text);
            margin: 0;
        }

        .payment-info {
            background: var(--dark-card);
            border-radius: 20px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            border: 1px solid rgba(131, 56, 236, 0.2);
        }

        .security-feature {
            background: var(--dark-card);
            border-radius: 20px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            border: 1px solid rgba(131, 56, 236, 0.2);
            transition: all 0.3s ease;
        }

        .security-feature:hover {
            border-color: var(--accent-green);
            box-shadow: var(--shadow-md);
        }

        .accordion-item {
            background: var(--dark-card);
            border: 1px solid rgba(131, 56, 236, 0.2);
            border-radius: 16px;
            margin-bottom: 1.5rem;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .accordion-item:hover {
            border-color: var(--primary-cyan);
        }

        .accordion-header {
            padding: 1.75rem 2rem;
            cursor: pointer;
            position: relative;
            margin: 0;
            font-size: 1.3rem;
            color: var(--light-text);
            transition: all 0.3s ease;
        }

        .accordion-header::after {
            content: '+';
            position: absolute;
            right: 2rem;
            top: 50%;
            transform: translateY(-50%);
            font-size: 2rem;
            color: var(--primary-cyan);
            transition: all 0.3s ease;
        }

        .accordion-item.active .accordion-header {
            background: var(--gradient-card);
        }

        .accordion-item.active .accordion-header::after {
            content: '−';
            color: var(--primary-magenta);
        }

        .accordion-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.5s ease, padding 0.3s ease;
            padding: 0 2rem;
        }

        .accordion-item.active .accordion-body {
            max-height: 1000px;
            padding: 1.5rem 2rem 2rem;
        }

        .accordion-body p {
            margin: 0;
            line-height: 1.8;
        }

        .cta-final {
            text-align: center;
            padding: 5rem 0;
            background: var(--gradient-card);
            border-radius: 30px;
            margin: 3rem 1.5rem;
            border: 2px solid rgba(131, 56, 236, 0.3);
            position: relative;
            overflow: hidden;
        }

        .cta-final::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
            animation: rotate 20s linear infinite;
        }

        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        .cta-final .container {
            position: relative;
            z-index: 1;
        }

        .cta-final h2 {
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 1.5rem;
        }

        .cta-final p {
            font-size: 1.3rem;
            color: var(--light-text);
            margin-bottom: 2.5rem;
        }

        .cta-final .btn-primary {
            font-size: 1.3rem;
            padding: 1.5rem 3.5rem;
        }

        @media (max-width: 991px) {
            section {
                padding: 3rem 0;
            }

            .hero-section {
                min-height: 70vh;
            }

            h2 {
                font-size: 2.5rem;
            }

            .features-grid,
            .cards-wrapper {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 767px) {
            section {
                padding: 2.5rem 0;
            }

            .hero-section {
                min-height: 60vh;
                padding: 3rem 0;
            }

            .hero-section p {
                font-size: 1.1rem;
            }

            .table-of-contents {
                padding: 2rem 1.5rem;
            }

            .toc-list {
                grid-template-columns: 1fr;
            }

            .feature-card,
            .advantage-card,
            .tab-section,
            .payment-info,
            .security-feature {
                padding: 1.75rem;
            }

            .accordion-header {
                padding: 1.5rem;
                font-size: 1.1rem;
            }

            .accordion-header::after {
                right: 1.5rem;
                font-size: 1.75rem;
            }

            .accordion-body {
                padding: 0 1.5rem;
            }

            .accordion-item.active .accordion-body {
                padding: 1.25rem 1.5rem 1.75rem;
            }

            .cta-final {
                padding: 3rem 1.5rem;
                margin: 2rem 0;
            }

            .cta-final p {
                font-size: 1.1rem;
            }

            .cta-final .btn-primary {
                font-size: 1.1rem;
                padding: 1.25rem 2.5rem;
            }

            .btn-primary {
                padding: 1rem 2rem;
                font-size: 1rem;
            }
        }

        @media (max-width: 575px) {
            .container {
                padding: 0 1rem;
            }

            h1 {
                font-size: 2rem;
            }

            h2 {
                font-size: 1.75rem;
            }

            h3 {
                font-size: 1.35rem;
            }

            .hero-section p {
                font-size: 1rem;
            }

            th, td {
                padding: 1rem 0.75rem;
                font-size: 0.9rem;
            }
        }