:root {
        --primary-color: #e44d26; /* A vibrant orange-red for branding */
        --secondary-color: #333;
        --accent-color: #ffcc00; /* Gold for highlights */
        --text-light: #f8f8f8;
        --text-dark: #333;
        --background-dark: #1a1a1a;
        --background-light: #2c2c2c;
        --border-color: #555;
        --button-hover-color: #ff6f42;
        --header-offset: 122px; /* Fallback for header offset, as per '兜底' rule */
    }

    .page-69vn20 {
        font-family: 'Arial', sans-serif;
        color: var(--text-light);
        background-color: var(--background-dark);
        line-height: 1.6;
        padding-top: var(--header-offset); /* Applied for header offset, as per '兜底' rule */
    }

    .page-69vn20__section {
        padding: 40px 20px;
        margin: 0 auto;
        max-width: 1200px;
        box-sizing: border-box;
    }
    
    .page-69vn20__section--light {
        background-color: var(--background-light);
    }

    .page-69vn20__header-title {
        text-align: center;
        color: var(--primary-color);
        margin-bottom: 30px;
        font-size: 2.5em;
        font-weight: bold;
        text-transform: uppercase;
        line-height: 1.2;
    }

    .page-69vn20__header-title span {
        color: var(--accent-color);
    }

    .page-69vn20__text-center {
        text-align: center;
    }

    .page-69vn20__description {
        text-align: center;
        margin-bottom: 40px;
        font-size: 1.1em;
        max-width: 800px;
        margin-left: auto;
        margin-right: auto;
        color: var(--text-light);
    }

    /* Hero Section */
    .page-69vn20__hero-section {
        background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('[GALLERY:hero:1920x1080:gaming,abstract,neon,69vn20]') no-repeat center center / cover;
        padding: 80px 20px;
        text-align: center;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        min-height: 500px;
        position: relative;
        overflow: hidden;
    }

    .page-69vn20__hero-title {
        font-size: 3em;
        color: var(--accent-color);
        margin-bottom: 20px;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
        line-height: 1.2;
    }
    
    .page-69vn20__hero-title strong {
        color: var(--primary-color);
    }

    .page-69vn20__hero-subtitle {
        font-size: 1.4em;
        color: var(--text-light);
        margin-bottom: 40px;
        max-width: 700px;
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }

    .page-69vn20__cta-button {
        background-color: var(--primary-color);
        color: white;
        padding: 15px 30px;
        border: none;
        border-radius: 5px;
        font-size: 1.1em;
        font-weight: bold;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.2s ease;
        text-decoration: none; /* Ensure no underline for a tags */
        display: inline-block;
    }

    .page-69vn20__cta-button:hover {
        background-color: var(--button-hover-color);
        transform: translateY(-2px);
    }

    /* Floating Buttons */
    .page-69vn20__floating-buttons {
        position: fixed;
        bottom: 20px;
        right: 20px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        z-index: 1000;
    }

    .page-69vn20__floating-buttons .page-69vn20__cta-button {
        width: 120px;
        text-align: center;
        padding: 12px 0;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
    }
    
    /* Product Showcase */
    .page-69vn20__product-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        margin-top: 40px;
        justify-content: center;
    }

    .page-69vn20__product-card {
        background-color: var(--background-light);
        border-radius: 10px;
        overflow: hidden;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        text-align: center;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        display: flex;
        flex-direction: column;
        border: 1px solid var(--border-color);
    }

    .page-69vn20__product-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .page-69vn20__product-card-image-wrapper {
        width: 100%;
        height: 200px; /* Fixed height for consistency */
        overflow: hidden;
        display: flex;
        justify-content: center;
        align-items: center;
        box-sizing: border-box;
    }

    .page-69vn20__product-card-image {
        width: 100%;
        height: auto;
        display: block;
        object-fit: cover;
        max-width: 100%; /* Important for responsiveness */
    }

    .page-69vn20__product-card-content {
        padding: 20px;
        flex-grow: 1;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .page-69vn20__product-card-title {
        font-size: 1.4em;
        color: var(--accent-color);
        margin-bottom: 10px;
        font-weight: bold;
    }

    .page-69vn20__product-card-description {
        color: var(--text-light);
        font-size: 0.95em;
        margin-bottom: 15px;
    }
    
    /* Promotions */
    .page-69vn20__promotions-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
        margin-top: 40px;
    }

    .page-69vn20__promotion-card {
        background-color: var(--background-light);
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        padding: 25px;
        border: 1px solid var(--border-color);
        transition: transform 0.3s ease;
    }

    .page-69vn20__promotion-card:hover {
        transform: translateY(-5px);
    }

    .page-69vn20__promotion-title {
        color: var(--primary-color);
        font-size: 1.3em;
        margin-bottom: 10px;
    }

    .page-69vn20__promotion-description {
        color: var(--text-light);
        font-size: 0.95em;
        margin-bottom: 15px;
    }
    
    .page-69vn20__promotion-validity {
        font-size: 0.85em;
        color: #aaa;
    }

    /* Why Choose Us */
    .page-69vn20__features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        margin-top: 40px;
    }

    .page-69vn20__feature-item {
        background-color: var(--background-light);
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        padding: 25px;
        text-align: center;
        border: 1px solid var(--border-color);
        transition: background-color 0.3s ease;
    }

    .page-69vn20__feature-item:hover {
        background-color: #3a3a3a;
    }

    .page-69vn20__feature-icon-wrapper {
        margin-bottom: 15px;
        display: flex;
        justify-content: center;
    }

    .page-69vn20__feature-icon {
        width: 200px; /* Enforce minimum size */
        height: 200px; /* Enforce minimum size */
        max-width: 100%;
        height: auto;
        object-fit: contain;
    }

    .page-69vn20__feature-title {
        color: var(--accent-color);
        font-size: 1.2em;
        margin-bottom: 10px;
        font-weight: bold;
    }

    .page-69vn20__feature-description {
        color: var(--text-light);
        font-size: 0.9em;
    }

    /* Payment Methods & Game Providers */
    .page-69vn20__logo-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); /* Adjusted for more logos */
        gap: 20px;
        margin-top: 40px;
        justify-content: center;
        align-items: center;
    }

    .page-69vn20__logo-item {
        background-color: var(--background-light);
        border-radius: 8px;
        padding: 15px;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 100px; /* Fixed height for uniformity */
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
        border: 1px solid var(--border-color);
        transition: transform 0.2s ease;
    }

    .page-69vn20__logo-item:hover {
        transform: scale(1.05);
    }

    .page-69vn20__logo-image {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
        width: auto; /* Allow image to scale within max-width/height */
        height: auto; /* Allow image to scale within max-width/height */
        min-width: 200px; /* Enforce minimum size */
        min-height: 200px; /* Enforce minimum size */
    }

    /* News Section */
    .page-69vn20__news-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
        margin-top: 40px;
    }

    .page-69vn20__news-card {
        background-color: var(--background-light);
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        overflow: hidden;
        border: 1px solid var(--border-color);
        transition: transform 0.3s ease;
    }

    .page-69vn20__news-card:hover {
        transform: translateY(-5px);
    }

    .page-69vn20__news-image-wrapper {
        width: 100%;
        height: 200px;
        overflow: hidden;
        box-sizing: border-box;
    }

    .page-69vn20__news-image {
        width: 100%;
        height: auto;
        display: block;
        object-fit: cover;
        max-width: 100%;
    }

    .page-69vn20__news-content {
        padding: 20px;
    }

    .page-69vn20__news-title {
        color: var(--primary-color);
        font-size: 1.3em;
        margin-bottom: 10px;
    }

    .page-69vn20__news-date {
        font-size: 0.85em;
        color: #aaa;
        margin-bottom: 10px;
    }

    .page-69vn20__news-excerpt {
        color: var(--text-light);
        font-size: 0.95em;
    }

    /* FAQ Section */
    .page-69vn20__faq-section {
        background-color: var(--background-dark);
    }

    .page-69vn20__faq-item {
        background-color: var(--background-light);
        border: 1px solid var(--border-color);
        border-radius: 8px;
        margin-bottom: 15px;
        overflow: hidden;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .page-69vn20__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 20px;
        cursor: pointer;
        background-color: #3a3a3a;
        transition: background-color 0.3s ease;
        user-select: none;
    }

    .page-69vn20__faq-question:hover {
        background-color: #4a4a4a;
    }

    .page-69vn20__faq-question h3 {
        margin: 0;
        color: var(--accent-color);
        font-size: 1.1em;
        pointer-events: none; /* Crucial for click event on parent */
    }

    .page-69vn20__faq-toggle {
        font-size: 1.5em;
        font-weight: bold;
        color: var(--primary-color);
        transition: transform 0.3s ease;
        pointer-events: none; /* Crucial for click event on parent */
    }

    .page-69vn20__faq-item.active .page-69vn20__faq-toggle {
        transform: rotate(45deg); /* Changes + to x-like or - */
    }

    .page-69vn20__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 20px;
        color: var(--text-light);
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
        opacity: 0;
        font-size: 0.95em;
    }

    .page-69vn20__faq-item.active .page-69vn20__faq-answer {
        max-height: 2000px !important; /* Sufficiently large */
        padding: 20px !important;
        opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
        .page-69vn20__section {
            padding: 30px 15px;
        }

        .page-69vn20__header-title {
            font-size: 2em;
        }

        .page-69vn20__hero-title {
            font-size: 2.2em;
        }

        .page-69vn20__hero-subtitle {
            font-size: 1.1em;
        }

        .page-69vn20__cta-button {
            padding: 12px 25px;
            font-size: 1em;
        }

        .page-69vn20__floating-buttons {
            bottom: 15px;
            right: 15px;
            flex-direction: row; /* Horizontal for mobile */
            width: calc(100% - 30px);
            justify-content: space-around;
        }
        
        .page-69vn20__floating-buttons .page-69vn20__cta-button {
            width: 48%; /* Adjust width for two buttons */
            padding: 10px 0;
        }

        .page-69vn20__product-grid,
        .page-69vn20__promotions-grid,
        .page-69vn20__features-grid,
        .page-69vn20__news-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .page-69vn20__logo-grid {
            grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
            gap: 15px;
        }
        
        /* List item specific mobile responsiveness */
        .page-69vn20__product-card,
        .page-69vn20__promotion-card,
        .page-69vn20__feature-item,
        .page-69vn20__news-card,
        .page-69vn20__logo-item,
        .page-69vn20__faq-item {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
        }

        .page-69vn20__product-card-image-wrapper,
        .page-69vn20__news-image-wrapper {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            padding: 0 !important;
        }

        .page-69vn20__product-card-image,
        .page-69vn20__news-image,
        .page-69vn20__feature-icon,
        .page-69vn20__logo-image {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
            word-break: break-word !important;
        }
        
        .page-69vn20__faq-question h3 {
            font-size: 1em;
        }

        .page-69vn20__faq-answer {
            padding: 0 15px;
        }

        .page-69vn20__faq-item.active .page-69vn20__faq-answer {
            padding: 15px !important;
        }
    }

    @media (max-width: 480px) {
        .page-69vn20__hero-title {
            font-size: 1.8em;
        }
        .page-69vn20__hero-subtitle {
            font-size: 1em;
        }
        .page-69vn20__floating-buttons {
            flex-direction: column;
            width: auto;
            right: 10px;
            bottom: 10px;
        }
        .page-69vn20__floating-buttons .page-69vn20__cta-button {
            width: 100px;
            padding: 10px 0;
        }
    }