:root {
            --page-game--primary-color: #26A9E0; /* Xanh lam cho điểm nhấn */
            --page-game--secondary-color: #FFFFFF; /* Trắng cho văn bản chính */
            --page-game--background-color: #000000; /* Đen cho nền */
            --page-game--text-color-light: #FFFFFF;
            --page-game--text-color-dark: #333333; /* Cho các yếu tố trên nền sáng */
            --page-game--accent-yellow: #FFD700; /* Vàng cho các điểm nổi bật/văn bản cụ thể */
            --page-game--login-button-color: #EA7C07; /* Cam cho nút đăng nhập */
            --page-game--border-color: #333333;
        }

        .page-game {
            background-color: var(--page-game--background-color);
            color: var(--page-game--text-color-light);
            font-family: Arial, sans-serif;
            line-height: 1.6;
        }

        .page-game__container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
            box-sizing: border-box;
        }

        .page-game__hero-section {
            position: relative;
            text-align: center;
            padding-top: 10px; /* Small top padding, relying on body padding for header offset */
            padding-bottom: 40px;
            overflow: hidden;
        }

        .page-game__hero-image-container {
            width: 100%;
            max-width: 100%;
            margin: 0 auto;
            overflow: hidden;
            border-radius: 10px;
        }

        .page-game__hero-image {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            border-radius: 10px;
        }

        .page-game__hero-content {
            margin-top: 30px;
            padding: 0 20px;
        }

        .page-game__hero-title {
            font-size: 2.8em;
            font-weight: bold;
            color: var(--page-game--accent-yellow);
            margin-bottom: 15px;
            line-height: 1.2;
        }

        .page-game__hero-description {
            font-size: 1.1em;
            color: var(--page-game--secondary-color);
            margin-bottom: 30px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .page-game__cta-button {
            display: inline-block;
            background-color: var(--page-game--login-button-color);
            color: var(--page-game--text-color-light);
            padding: 15px 30px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.1em;
            transition: background-color 0.3s ease, transform 0.2s ease;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
        }

        .page-game__cta-button:hover {
            background-color: #d46a00;
            transform: translateY(-2px);
        }

        .page-game__section-title {
            font-size: 2.2em;
            color: var(--page-game--accent-yellow);
            text-align: center;
            margin-bottom: 40px;
            padding-top: 40px;
            font-weight: bold;
        }

        .page-game__about-section, .page-game__games-section, .page-game__promotions-section, .page-game__providers-section, .page-game__faq-section, .page-game__social-section {
            padding: 60px 0;
            border-top: 1px solid var(--page-game--border-color);
        }

        .page-game__about-content {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            align-items: center;
            justify-content: center;
        }

        .page-game__about-text {
            flex: 1;
            min-width: 300px;
            max-width: 600px;
            font-size: 1.05em;
            line-height: 1.7;
        }

        .page-game__about-image {
            flex: 1;
            min-width: 300px;
            max-width: 500px;
            border-radius: 10px;
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        .page-game__games-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .page-game__game-card {
            background-color: #1a1a1a;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            text-align: center;
            padding-bottom: 20px;
            border: 1px solid var(--page-game--border-color);
        }

        .page-game__game-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.7);
        }

        .page-game__game-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .page-game__game-title {
            font-size: 1.4em;
            color: var(--page-game--accent-yellow);
            margin: 20px 15px 10px;
        }

        .page-game__game-description {
            font-size: 0.95em;
            color: var(--page-game--secondary-color);
            padding: 0 15px;
            margin-bottom: 20px;
        }

        .page-game__promotion-card {
            background-color: #1a1a1a;
            border-radius: 10px;
            padding: 30px;
            text-align: center;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
            border: 1px solid var(--page-game--border-color);
        }

        .page-game__promotion-title {
            font-size: 1.8em;
            color: var(--page-game--accent-yellow);
            margin-bottom: 15px;
        }

        .page-game__promotion-description {
            font-size: 1.1em;
            color: var(--page-game--secondary-color);
            margin-bottom: 25px;
        }

        .page-game__providers-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
            gap: 20px;
            justify-items: center;
            align-items: center;
            margin-top: 40px;
        }

        .page-game__provider-logo {
            width: 100px;
            height: auto;
            object-fit: contain;
            filter: brightness(0.8) grayscale(0.2); /* Subtle effect */
            transition: filter 0.3s ease;
        }

        .page-game__provider-logo:hover {
            filter: brightness(1) grayscale(0); /* Remove effect on hover */
        }

        .page-game__faq-item {
            background-color: #1a1a1a;
            border: 1px solid var(--page-game--border-color);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: background-color 0.3s ease;
        }

        .page-game__faq-item.active {
            background-color: #2a2a2a;
        }

        .page-game__faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 25px;
            font-size: 1.1em;
            font-weight: bold;
            color: var(--page-game--accent-yellow);
            cursor: pointer;
            user-select: none;
            transition: color 0.3s ease;
        }

        .page-game__faq-question:hover {
            color: var(--page-game--primary-color);
        }

        .page-game__faq-question h3 {
            margin: 0;
            color: inherit;
            pointer-events: none; /* Prevent h3 from interfering with click */
        }

        .page-game__faq-toggle {
            font-size: 1.5em;
            line-height: 1;
            pointer-events: none; /* Prevent toggle from interfering with click */
            color: var(--page-game--primary-color);
        }

        .page-game__faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 25px;
            color: var(--page-game--secondary-color);
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
            opacity: 0;
        }

        .page-game__faq-item.active .page-game__faq-answer {
            max-height: 2000px !important; /* Sufficiently large value */
            padding: 20px 25px !important;
            opacity: 1;
        }

        .page-game__social-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 25px;
            margin-top: 40px;
        }

        .page-game__social-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: #333;
            color: var(--page-game--secondary-color);
            font-size: 1.5em;
            text-decoration: none;
            transition: background-color 0.3s ease, transform 0.2s ease;
        }

        .page-game__social-link:hover {
            background-color: var(--page-game--primary-color);
            transform: translateY(-3px);
        }

        .page-game__social-icon {
            width: 30px;
            height: 30px;
            object-fit: contain;
            filter: brightness(0.9);
        }

        /* Floating Login Button */
        .page-game__floating-button {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background-color: var(--page-game--login-button-color);
            color: var(--page-game--text-color-light);
            padding: 12px 25px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1em;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
            z-index: 1000;
            transition: background-color 0.3s ease, transform 0.2s ease;
            white-space: nowrap;
            word-wrap: normal;
        }

        .page-game__floating-button:hover {
            background-color: #d46a00;
            transform: translateY(-3px);
        }

        /* Responsive Styles */
        @media (max-width: 1024px) {
            .page-game__hero-title {
                font-size: 2.5em;
            }
            .page-game__section-title {
                font-size: 2em;
            }
            .page-game__game-image {
                height: 180px;
            }
            .page-game__providers-grid {
                grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
            }
            .page-game__provider-logo {
                width: 90px;
            }
        }

        @media (max-width: 768px) {
            .page-game__container,
            .page-game__hero-content,
            .page-game__about-text,
            .page-game__games-grid,
            .page-game__promotion-card,
            .page-game__providers-grid,
            .page-game__faq-item,
            .page-game__social-links,
            .page-game__floating-button {
                max-width: 100% !important;
                width: 100% !important;
                box-sizing: border-box !important;
                padding-left: 15px !important;
                padding-right: 15px !important;
            }

            .page-game__hero-section {
                padding-top: 10px !important; /* Small top padding, relying on body padding for header offset */
                padding-bottom: 30px;
            }

            .page-game__hero-title {
                font-size: 1.8em;
                padding: 0 10px;
            }

            .page-game__hero-description {
                font-size: 1em;
                padding: 0 10px;
            }

            .page-game__cta-button {
                padding: 12px 20px;
                font-size: 1em;
                max-width: 100% !important;
                width: 100% !important;
                white-space: normal !important;
                word-wrap: break-word !important;
            }

            .page-game__section-title {
                font-size: 1.7em;
                margin-bottom: 30px;
                padding-top: 30px;
            }

            .page-game__about-section, .page-game__games-section, .page-game__promotions-section, .page-game__providers-section, .page-game__faq-section, .page-game__social-section {
                padding: 40px 0;
            }

            .page-game__about-content {
                flex-direction: column;
            }

            .page-game__about-text, .page-game__about-image {
                min-width: unset;
                max-width: 100%;
            }

            .page-game__game-image {
                height: 160px;
            }

            .page-game__games-grid {
                grid-template-columns: 1fr;
            }

            .page-game__provider-logo {
                width: 80px;
            }

            .page-game__providers-grid {
                grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
            }

            .page-game__faq-question {
                font-size: 1em;
                padding: 15px 20px;
            }

            .page-game__faq-answer {
                padding: 15px 20px;
            }

            .page-game__faq-item.active .page-game__faq-answer {
                padding: 15px 20px !important;
            }

            .page-game__social-link {
                width: 45px;
                height: 45px;
                font-size: 1.3em;
            }
            .page-game__social-icon {
                width: 25px;
                height: 25px;
            }

            .page-game__floating-button {
                bottom: 15px;
                right: 15px;
                padding: 10px 20px;
                font-size: 0.9em;
                white-space: normal;
                word-wrap: break-word;
                text-align: center;
            }
            
            /* Ensure all images are responsive */
            .page-game img {
                max-width: 100% !important;
                width: 100% !important;
                height: auto !important;
                display: block;
            }
        }

        @media (max-width: 480px) {
            .page-game__hero-title {
                font-size: 1.6em;
            }
            .page-game__section-title {
                font-size: 1.5em;
            }
            .page-game__providers-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }