.hero-section {
            padding: 8rem 0 6rem;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 217, 255, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            animation: pulse 8s ease-in-out infinite;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 0, 110, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            animation: pulse 10s ease-in-out infinite reverse;
        }

        @keyframes pulse {
            0%, 100% {
                transform: scale(1);
                opacity: 0.5;
            }
            50% {
                transform: scale(1.2);
                opacity: 0.8;
            }
        }

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

        .hero-section p {
            font-size: 1.2rem;
            margin-bottom: 2.5rem;
            color: var(--text-secondary);
        }

        .table-of-contents {
            padding: 4rem 0;
            background: var(--dark-blue);
        }

        .table-of-contents h2 {
            text-align: center;
            margin-bottom: 2rem;
        }

        .toc-list {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1rem;
        }

        .toc-list li {
            background: var(--dark-card);
            border-radius: 12px;
            transition: all 0.3s ease;
        }

        .toc-list a {
            display: block;
            padding: 1.5rem;
            color: var(--text);
            font-weight: 500;
            position: relative;
            padding-left: 3rem;
        }

        .toc-list a::before {
            content: '→';
            position: absolute;
            left: 1.5rem;
            color: var(--primary);
            transition: transform 0.3s ease;
        }

        .toc-list li:hover {
            transform: translateX(8px);
            background: rgba(0, 217, 255, 0.1);
        }

        .toc-list li:hover a::before {
            transform: translateX(5px);
        }

        .login-guide {
            padding: 6rem 0;
            position: relative;
        }

        .timeline-item {
            background: var(--dark-card);
            border-radius: 20px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            border-left: 4px solid var(--primary);
            transition: all 0.4s ease;
            position: relative;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -14px;
            top: 50%;
            transform: translateY(-50%);
            width: 24px;
            height: 24px;
            background: var(--gradient-primary);
            border-radius: 50%;
            border: 4px solid var(--dark);
        }

        .timeline-item:hover {
            transform: translateX(10px);
            box-shadow: 0 15px 40px rgba(0, 217, 255, 0.2);
        }

        .mobile-app {
            padding: 6rem 0;
            background: var(--dark-blue);
        }

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

        .feature-block {
            background: var(--dark-card);
            border-radius: 20px;
            padding: 2.5rem;
            border: 1px solid rgba(0, 217, 255, 0.1);
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-block::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .feature-block:hover::after {
            opacity: 1;
        }

        .feature-block:hover {
            transform: translateY(-10px);
            border-color: var(--primary);
            box-shadow: 0 20px 60px rgba(0, 217, 255, 0.25);
        }

        .games {
            padding: 6rem 0;
        }

        .tabs {
            margin-top: 3rem;
        }

        .tabs-nav {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }

        .tab-button {
            background: var(--dark-card);
            color: var(--text);
            border: 2px solid rgba(0, 217, 255, 0.2);
            padding: 1rem 2rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s ease;
            font-size: 1rem;
        }

        .tab-button:hover {
            border-color: var(--primary);
            background: rgba(0, 217, 255, 0.1);
        }

        .tab-button.active {
            background: var(--gradient-primary);
            border-color: transparent;
            color: #fff;
        }

        .tab-content {
            display: none;
            background: var(--dark-card);
            border-radius: 20px;
            padding: 3rem;
            animation: fadeIn 0.5s ease;
        }

        .tab-content.active {
            display: block;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .advantages {
            padding: 6rem 0;
            background: var(--dark-blue);
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .licensing {
            padding: 6rem 0;
        }

        .licensing article {
            background: var(--dark-card);
            border-radius: 20px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            border: 1px solid rgba(0, 217, 255, 0.1);
            transition: all 0.3s ease;
        }

        .licensing article:hover {
            border-color: var(--primary);
            box-shadow: 0 10px 40px rgba(0, 217, 255, 0.15);
        }

        .support {
            padding: 6rem 0;
            background: var(--dark-blue);
        }

        .highlight-list {
            list-style: none;
            margin-top: 3rem;
        }

        .highlight-list li {
            background: var(--dark-card);
            border-radius: 20px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            border-left: 4px solid var(--secondary);
            transition: all 0.4s ease;
        }

        .highlight-list li:hover {
            transform: translateX(10px);
            box-shadow: 0 15px 40px rgba(255, 0, 110, 0.2);
        }

        .faq {
            padding: 6rem 0;
        }

        .accordion-item {
            background: var(--dark-card);
            border-radius: 16px;
            margin-bottom: 1rem;
            overflow: hidden;
            border: 1px solid rgba(0, 217, 255, 0.1);
            transition: all 0.3s ease;
        }

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

        .accordion-header button {
            width: 100%;
            background: none;
            border: none;
            padding: 1.5rem 2rem;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s ease;
        }

        .accordion-header button:hover {
            color: var(--primary);
        }

        .accordion-header .icon {
            width: 24px;
            height: 24px;
            position: relative;
            transition: transform 0.3s ease;
        }

        .accordion-header .icon::before,
        .accordion-header .icon::after {
            content: '';
            position: absolute;
            background: var(--primary);
            border-radius: 2px;
        }

        .accordion-header .icon::before {
            width: 100%;
            height: 2px;
            top: 50%;
            left: 0;
            transform: translateY(-50%);
        }

        .accordion-header .icon::after {
            width: 2px;
            height: 100%;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            transition: transform 0.3s ease;
        }

        .accordion-header button[aria-expanded="true"] .icon::after {
            transform: translateX(-50%) rotate(90deg);
        }

        .accordion-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .accordion-body p {
            padding: 0 2rem 1.5rem;
        }

        .cta-section {
            padding: 6rem 0;
            text-align: center;
            background: var(--dark-blue);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(0, 217, 255, 0.15) 0%, transparent 70%);
            border-radius: 50%;
        }

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

        .cta-section h2 {
            margin-bottom: 1rem;
        }

        .cta-section p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
        }

        @media (max-width: 767px) {
            .hero-section {
                padding: 4rem 0 3rem;
            }

            h1 {
                font-size: 2.5rem;
            }

            h2 {
                font-size: 2rem;
            }

            .login-guide, .mobile-app, .games, .advantages, .licensing, .support, .faq, .cta-section {
                padding: 4rem 0;
            }

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

            .tabs-nav {
                flex-direction: column;
            }

            .tab-button {
                width: 100%;
            }

            .tab-content {
                padding: 2rem;
            }

            .timeline-item, .feature-block, .card, .highlight-list li {
                padding: 1.5rem;
            }

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

        @media (min-width: 768px) and (max-width: 1023px) {
            .hero-section {
                padding: 6rem 0 4rem;
            }

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