.page-ok789app {
            font-family: 'Arial', sans-serif;
            line-height: 1.6;
            color: #333333; /* Default dark text for light body background */
            background-color: #f8f8f8;
        }

        .page-ok789app__container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }

        .page-ok789app__hero-section {
            position: relative;
            padding-top: 10px; /* Small top padding, relying on body for header offset */
            padding-bottom: 40px;
            text-align: center;
            background-color: #e0e0e0;
            overflow: hidden;
        }

        .page-ok789app__hero-image-wrapper {
            width: 100%;
            max-height: 675px;
            overflow: hidden;
            display: flex;
            justify-content: center;
            align-items: center;
            margin-bottom: 20px;
        }

        .page-ok789app__hero-image {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        .page-ok789app__hero-content {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .page-ok789app__main-title {
            font-size: 2.8em;
            font-weight: 700;
            color: #2563eb;
            margin-bottom: 15px;
            line-height: 1.2;
        }

        .page-ok789app__hero-description {
            font-size: 1.1em;
            color: #555555;
            margin-bottom: 30px;
        }

        .page-ok789app__cta-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .page-ok789app__btn-primary,
        .page-ok789app__btn-secondary,
        .page-ok789app__btn-link {
            display: inline-block;
            padding: 15px 30px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05em;
            transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
            box-sizing: border-box;
            white-space: normal;
            word-wrap: break-word;
            text-align: center;
        }

        .page-ok789app__btn-primary {
            background-color: #2563eb;
            color: #ffffff;
            border: 2px solid #2563eb;
        }

        .page-ok789app__btn-primary:hover {
            background-color: #1a4aae;
            border-color: #1a4aae;
        }

        .page-ok789app__btn-secondary {
            background-color: #ffffff;
            color: #2563eb;
            border: 2px solid #2563eb;
        }

        .page-ok789app__btn-secondary:hover {
            background-color: #f0f0f0;
            color: #1a4aae;
            border-color: #1a4aae;
        }

        .page-ok789app__btn-link {
            background-color: transparent;
            color: #2563eb;
            border: 1px solid #2563eb;
            padding: 10px 20px;
            font-size: 0.95em;
        }

        .page-ok789app__btn-link:hover {
            background-color: #2563eb;
            color: #ffffff;
        }

        .page-ok789app__section-title {
            font-size: 2.2em;
            color: #2563eb;
            text-align: center;
            margin-bottom: 30px;
            font-weight: 700;
        }

        .page-ok789app__text-block {
            font-size: 1.05em;
            color: #555555;
            margin-bottom: 20px;
            text-align: justify;
        }

        .page-ok789app__introduction-section,
        .page-ok789app__promotions-section,
        .page-ok789app__conclusion-section {
            padding: 60px 0;
            background-color: #ffffff;
        }

        .page-ok789app__dark-bg {
            background-color: #2563eb;
            color: #ffffff;
        }

        .page-ok789app__dark-bg .page-ok789app__section-title,
        .page-ok789app__dark-bg .page-ok789app__card-title,
        .page-ok789app__dark-bg .page-ok789app__faq-qtext {
            color: #ffffff;
        }

        .page-ok789app__dark-bg .page-ok789app__text-block,
        .page-ok789app__dark-bg .page-ok789app__card-description,
        .page-ok789app__dark-bg .page-ok789app__faq-answer p {
            color: #f0f0f0;
        }

        .page-ok789app__image-content {
            width: 100%;
            max-width: 800px;
            height: auto;
            display: block;
            margin: 30px auto;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .page-ok789app__features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .page-ok789app__feature-card,
        .page-ok789app__promo-card,
        .page-ok789app__step-card {
            background-color: rgba(255, 255, 255, 0.1);
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            text-align: center;
            transition: transform 0.3s ease;
            box-sizing: border-box;
        }

        .page-ok789app__feature-card:hover,
        .page-ok789app__promo-card:hover,
        .page-ok789app__step-card:hover {
            transform: translateY(-5px);
        }

        .page-ok789app__card-title {
            font-size: 1.5em;
            font-weight: 600;
            color: #2563eb;
            margin-bottom: 15px;
        }

        .page-ok789app__dark-bg .page-ok789app__card-title {
            color: #ffffff;
        }

        .page-ok789app__card-description {
            font-size: 0.95em;
            color: #666666;
        }

        .page-ok789app__dark-bg .page-ok789app__card-description {
            color: #f0f0f0;
        }

        .page-ok789app__games-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .page-ok789app__game-card {
            background-color: #ffffff;
            border: 1px solid #e0e0e0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            text-align: center;
            transition: transform 0.3s ease;
            box-sizing: border-box;
        }

        .page-ok789app__game-card:hover {
            transform: translateY(-5px);
        }

        .page-ok789app__game-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .page-ok789app__game-title {
            font-size: 1.4em;
            font-weight: 600;
            color: #2563eb;
            margin: 15px 10px 10px;
        }

        .page-ok789app__game-description {
            font-size: 0.9em;
            color: #666666;
            padding: 0 15px 15px;
            min-height: 60px;
        }

        .page-ok789app__game-card .page-ok789app__btn-link {
            margin-bottom: 20px;
        }

        .page-ok789app__cta-center {
            text-align: center;
            margin-top: 40px;
        }

        .page-ok789app__download-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .page-ok789app__download-steps .page-ok789app__step-card {
            background-color: rgba(255, 255, 255, 0.15);
        }

        .page-ok789app__promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .page-ok789app__promo-image {
            width: 100%;
            height: 250px;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 20px;
        }

        .page-ok789app__faq-list {
            margin-top: 40px;
        }

        .page-ok789app__faq-item {
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            box-sizing: border-box;
        }

        .page-ok789app__faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 25px;
            cursor: pointer;
            user-select: none;
            background-color: rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            transition: background-color 0.3s ease;
        }

        .page-ok789app__faq-question:hover {
            background-color: rgba(255, 255, 255, 0.15);
        }

        .page-ok789app__faq-qtext {
            font-size: 1.1em;
            font-weight: 600;
            color: #ffffff;
            pointer-events: none; /* Prevent text from blocking click */
        }

        .page-ok789app__faq-toggle {
            font-size: 1.5em;
            font-weight: bold;
            color: #ffffff;
            transition: transform 0.3s ease;
            pointer-events: none; /* Prevent toggle from blocking click */
        }

        .page-ok789app__faq-item.active .page-ok789app__faq-toggle {
            transform: rotate(45deg);
        }

        .page-ok789app__faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 25px;
            opacity: 0;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
        }

        .page-ok789app__faq-item.active .page-ok789app__faq-answer {
            max-height: 2000px !important; /* Sufficiently large to contain content */
            padding: 20px 25px !important;
            opacity: 1;
        }

        .page-ok789app__faq-answer p {
            color: #f0f0f0;
            font-size: 0.95em;
            margin-bottom: 0;
        }

        .page-ok789app__floating-cta {
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 1000;
        }

        .page-ok789app__floating-button {
            background-color: #ffc107; /* Eye-catching color */
            color: #333333;
            padding: 15px 25px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.1em;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            transition: background-color 0.3s ease, transform 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            box-sizing: border-box;
            white-space: normal;
            word-wrap: break-word;
            text-align: center;
        }

        .page-ok789app__floating-button:hover {
            background-color: #e0a800;
            transform: translateY(-3px);
        }

        /* Responsive Styles */
        @media (max-width: 768px) {
            .page-ok789app__container {
                padding: 15px;
            }

            .page-ok789app__hero-section {
                padding-top: 10px !important;
                padding-bottom: 30px;
            }

            .page-ok789app__main-title {
                font-size: 2em;
            }

            .page-ok789app__hero-description {
                font-size: 1em;
            }

            .page-ok789app__cta-buttons {
                flex-direction: column;
                gap: 15px;
            }

            .page-ok789app__btn-primary,
            .page-ok789app__btn-secondary,
            .page-ok789app__btn-link,
            .page-ok789app__floating-button {
                max-width: 100% !important;
                width: 100% !important;
                padding: 12px 20px;
                font-size: 1em;
                margin: 0 auto; /* Center buttons when stacked */
            }

            .page-ok789app__section-title {
                font-size: 1.8em;
                margin-bottom: 20px;
            }

            .page-ok789app__text-block {
                font-size: 0.95em;
            }

            .page-ok789app img,
            .page-ok789app__hero-image,
            .page-ok789app__image-content,
            .page-ok789app__game-image,
            .page-ok789app__promo-image {
                max-width: 100% !important;
                width: 100% !important;
                height: auto !important;
                box-sizing: border-box !important;
            }

            .page-ok789app__introduction-section,
            .page-ok789app__features-section,
            .page-ok789app__games-section,
            .page-ok789app__download-section,
            .page-ok789app__promotions-section,
            .page-ok789app__faq-section,
            .page-ok789app__conclusion-section {
                padding: 40px 0;
            }

            .page-ok789app__features-grid,
            .page-ok789app__games-grid,
            .page-ok789app__download-steps,
            .page-ok789app__promo-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .page-ok789app__feature-card,
            .page-ok789app__game-card,
            .page-ok789app__promo-card,
            .page-ok789app__step-card,
            .page-ok789app__faq-item {
                padding: 20px;
                margin-left: 0 !important;
                margin-right: 0 !important;
                width: 100% !important;
                max-width: 100% !important;
                box-sizing: border-box !important;
            }

            .page-ok789app__game-description {
                min-height: auto;
            }

            .page-ok789app__faq-question {
                padding: 15px 20px;
            }

            .page-ok789app__faq-answer {
                padding: 15px 20px !important;
            }

            .page-ok789app__faq-qtext {
                font-size: 1em;
            }

            .page-ok789app__floating-cta {
                bottom: 15px;
                right: 15px;
                width: calc(100% - 30px);
                left: 15px;
            }

            .page-ok789app__floating-button {
                width: 100% !important;
            }
        }