:root {
        --page-23win-boo-primary-color: #00ff00; /* Xanh lá neon */
        --page-23win-boo-secondary-color: #f0f0f0; /* Trắng ngà */
        --page-23win-boo-background-dark: #1a1a1a; /* Nền tối */
        --page-23win-boo-background-medium: #2a2a2a; /* Nền xám */
        --page-23win-boo-text-color-light: #f0f0f0;
        --page-23win-boo-text-color-dark: #1a1a1a;
        --page-23win-boo-accent-color: #ffcc00; /* Vàng cam */
        --page-23win-boo-border-radius: 8px;
        --page-23win-boo-spacing-sm: 10px;
        --page-23win-boo-spacing-md: 20px;
        --page-23win-boo-spacing-lg: 30px;
    }

    .page-23win-boo {
        font-family: 'Arial', sans-serif;
        color: var(--page-23win-boo-text-color-light);
        background-color: var(--page-23win-boo-background-dark);
        line-height: 1.6;
        padding-top: var(--page-23win-boo-spacing-sm); /* Small top padding for visual separation from header */
    }

    /* General Section Styling */
    .page-23win-boo__section {
        padding: var(--page-23win-boo-spacing-lg) var(--page-23win-boo-spacing-md);
        max-width: 1200px;
        margin: 0 auto;
    }

    .page-23win-boo__section-title {
        text-align: center;
        color: var(--page-23win-boo-primary-color);
        margin-bottom: var(--page-23win-boo-spacing-lg);
        font-size: 2.2em;
        font-weight: bold;
    }

    /* Hero Section */
    .page-23win-boo__hero-section {
        text-align: center;
        background-color: var(--page-23win-boo-background-medium);
        padding: calc(var(--page-23win-boo-spacing-lg) * 2) var(--page-23win-boo-spacing-md);
        position: relative;
        overflow: hidden;
        border-radius: var(--page-23win-boo-border-radius);
        margin-bottom: var(--page-23win-boo-spacing-md);
    }

    .page-23win-boo__hero-background {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        z-index: 0;
        opacity: 0.3;
    }

    .page-23win-boo__hero-content {
        position: relative;
        z-index: 1;
        max-width: 800px;
        margin: 0 auto;
    }

    .page-23win-boo__hero-title {
        font-size: 2.8em;
        color: var(--page-23win-boo-primary-color);
        margin-bottom: var(--page-23win-boo-spacing-md);
        line-height: 1.2;
    }

    .page-23win-boo__hero-subtitle {
        font-size: 1.3em;
        color: var(--page-23win-boo-secondary-color);
        margin-bottom: var(--page-23win-boo-spacing-lg);
    }

    .page-23win-boo__hero-button {
        display: inline-block;
        background-color: var(--page-23win-boo-accent-color);
        color: var(--page-23win-boo-text-color-dark);
        padding: 15px 30px;
        border-radius: var(--page-23win-boo-border-radius);
        text-decoration: none;
        font-weight: bold;
        transition: background-color 0.3s ease;
        border: none;
        cursor: pointer;
        font-size: 1.1em;
    }

    .page-23win-boo__hero-button:hover {
        background-color: #e6b800;
    }

    /* Floating Buttons */
    .page-23win-boo__floating-buttons {
        position: fixed;
        bottom: var(--page-23win-boo-spacing-md);
        left: 50%;
        transform: translateX(-50%);
        display: flex;
        gap: var(--page-23win-boo-spacing-sm);
        z-index: 1000;
        width: calc(100% - var(--page-23win-boo-spacing-md) * 2);
        max-width: 300px; /* Limit width on larger screens */
    }

    .page-23win-boo__floating-button {
        flex: 1;
        background-color: var(--page-23win-boo-primary-color);
        color: var(--page-23win-boo-text-color-dark);
        padding: var(--page-23win-boo-spacing-sm) var(--page-23win-boo-spacing-md);
        border-radius: var(--page-23win-boo-border-radius);
        text-align: center;
        font-weight: bold;
        transition: background-color 0.3s ease;
        border: none;
        cursor: pointer;
        font-size: 1em;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-23win-boo__floating-button--login {
        background-color: var(--page-23win-boo-accent-color);
    }

    .page-23win-boo__floating-button:hover {
        opacity: 0.9;
    }

    /* Promotions Section */
    .page-23win-boo__promotions-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--page-23win-boo-spacing-md);
        justify-content: center;
    }

    .page-23win-boo__promotion-card {
        background-color: var(--page-23win-boo-background-medium);
        border-radius: var(--page-23win-boo-border-radius);
        overflow: hidden;
        text-align: center;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        transition: transform 0.3s ease;
        padding-bottom: var(--page-23win-boo-spacing-md);
    }

    .page-23win-boo__promotion-card:hover {
        transform: translateY(-5px);
    }

    .page-23win-boo__promotion-image {
        width: 100%;
        height: 200px;
        object-fit: cover;
        display: block;
        max-width: 100%; /* Ensure responsiveness */
        box-sizing: border-box; /* Ensure padding/border included in width */
    }

    .page-23win-boo__promotion-title {
        color: var(--page-23win-boo-primary-color);
        font-size: 1.4em;
        margin: var(--page-23win-boo-spacing-md) 0 var(--page-23win-boo-spacing-sm);
        padding: 0 var(--page-23win-boo-spacing-sm);
    }

    .page-23win-boo__promotion-description {
        color: var(--page-23win-boo-secondary-color);
        font-size: 0.95em;
        padding: 0 var(--page-23win-boo-spacing-sm);
        margin-bottom: var(--page-23win-boo-spacing-md);
    }

    /* Game Categories Section */
    .page-23win-boo__game-categories-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--page-23win-boo-spacing-md);
        justify-content: center;
    }

    .page-23win-boo__game-card {
        background-color: var(--page-23win-boo-background-medium);
        border-radius: var(--page-23win-boo-border-radius);
        overflow: hidden;
        text-align: center;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        transition: transform 0.3s ease;
        padding-bottom: var(--page-23win-boo-spacing-md);
    }

    .page-23win-boo__game-card:hover {
        transform: translateY(-5px);
    }

    .page-23win-boo__game-image {
        width: 100%;
        height: 150px; /* Adjusted for category cards */
        object-fit: cover;
        display: block;
        max-width: 100%; /* Ensure responsiveness */
        box-sizing: border-box; /* Ensure padding/border included in width */
    }

    .page-23win-boo__game-title {
        color: var(--page-23win-boo-accent-color);
        font-size: 1.2em;
        margin: var(--page-23win-boo-spacing-sm) 0;
        padding: 0 var(--page-23win-boo-spacing-sm);
    }

    /* Why Choose Us Section */
    .page-23win-boo__features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--page-23win-boo-spacing-md);
        justify-content: center;
    }

    .page-23win-boo__feature-item {
        background-color: var(--page-23win-boo-background-medium);
        border-radius: var(--page-23win-boo-border-radius);
        padding: var(--page-23win-boo-spacing-md);
        text-align: center;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    .page-23win-boo__feature-icon {
        width: 200px; /* Minimum size requirement */
        height: 200px;
        margin: 0 auto var(--page-23win-boo-spacing-sm);
        object-fit: contain;
        max-width: 100%; /* Ensure responsiveness */
        box-sizing: border-box; /* Ensure padding/border included in width */
    }

    .page-23win-boo__feature-title {
        color: var(--page-23win-boo-primary-color);
        font-size: 1.3em;
        margin-bottom: var(--page-23win-boo-spacing-sm);
    }

    .page-23win-boo__feature-description {
        color: var(--page-23win-boo-secondary-color);
        font-size: 0.9em;
    }

    /* About Section */
    .page-23win-boo__about-content {
        background-color: var(--page-23win-boo-background-medium);
        border-radius: var(--page-23win-boo-border-radius);
        padding: var(--page-23win-boo-spacing-md);
        text-align: left;
    }

    .page-23win-boo__about-content p {
        margin-bottom: var(--page-23win-boo-spacing-sm);
        color: var(--page-23win-boo-text-color-light);
    }

    /* FAQ Section */
    .page-23win-boo__faq-container {
        max-width: 800px;
        margin: 0 auto;
    }

    .page-23win-boo__faq-item {
        background-color: var(--page-23win-boo-background-medium);
        border-radius: var(--page-23win-boo-border-radius);
        margin-bottom: var(--page-23win-boo-spacing-sm);
        overflow: hidden;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .page-23win-boo__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 20px;
        cursor: pointer;
        user-select: none;
        background-color: var(--page-23win-boo-background-medium);
        color: var(--page-23win-boo-primary-color);
        font-weight: bold;
        font-size: 1.1em;
        transition: background-color 0.3s ease;
    }

    .page-23win-boo__faq-question:hover {
        background-color: #3a3a3a;
    }

    .page-23win-boo__faq-question h3 {
        margin: 0;
        flex-grow: 1;
        pointer-events: none; /* Prevent h3 from blocking click on parent */
        color: var(--page-23win-boo-primary-color); /* Ensure contrast */
    }

    .page-23win-boo__faq-toggle {
        font-size: 1.5em;
        line-height: 1;
        margin-left: 15px;
        pointer-events: none; /* Prevent toggle from blocking click on parent */
        color: var(--page-23win-boo-accent-color); /* Ensure contrast */
        transition: transform 0.3s ease;
    }

    .page-23win-boo__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 20px; /* Initial padding matches question horizontal padding */
        opacity: 0;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
        color: var(--page-23win-boo-text-color-light);
        background-color: #2e2e2e; /* Slightly lighter background for answer */
    }

    .page-23win-boo__faq-item.active .page-23win-boo__faq-answer {
        max-height: 2000px !important; /* Sufficiently large value */
        padding: 20px 20px !important; /* Match vertical padding to question */
        opacity: 1;
    }

    .page-23win-boo__faq-item.active .page-23win-boo__faq-toggle {
        transform: rotate(45deg); /* Simple rotation for '-' effect */
        color: var(--page-23win-boo-primary-color);
    }
    
    /* Call to Action Section */
    .page-23win-boo__cta-section {
        text-align: center;
        background-color: var(--page-23win-boo-background-medium);
        padding: var(--page-23win-boo-spacing-lg) var(--page-23win-boo-spacing-md);
        border-radius: var(--page-23win-boo-border-radius);
        margin-top: var(--page-23win-boo-spacing-lg);
    }

    .page-23win-boo__cta-title {
        color: var(--page-23win-boo-accent-color);
        font-size: 2em;
        margin-bottom: var(--page-23win-boo-spacing-md);
    }

    .page-23win-boo__cta-description {
        color: var(--page-23win-boo-secondary-color);
        font-size: 1.1em;
        margin-bottom: var(--page-23win-boo-spacing-lg);
    }

    /* Responsive Design */
    @media (max-width: 768px) {
        .page-23win-boo__section {
            padding: var(--page-23win-boo-spacing-md) var(--page-23win-boo-spacing-sm);
        }

        .page-23win-boo__section-title {
            font-size: 1.8em;
            margin-bottom: var(--page-23win-boo-spacing-md);
        }

        .page-23win-boo__hero-section {
            padding: var(--page-23win-boo-spacing-lg) var(--page-23win-boo-spacing-sm);
        }

        .page-23win-boo__hero-title {
            font-size: 2em;
        }

        .page-23win-boo__hero-subtitle {
            font-size: 1.1em;
        }

        .page-23win-boo__hero-button {
            padding: 12px 25px;
            font-size: 1em;
        }

        .page-23win-boo__floating-buttons {
            bottom: var(--page-23win-boo-spacing-sm);
            width: calc(100% - var(--page-23win-boo-spacing-sm) * 2);
            max-width: unset; /* Remove max-width on mobile */
        }

        .page-23win-boo__floating-button {
            padding: 10px 15px;
            font-size: 0.9em;
        }

        .page-23win-boo__promotions-grid,
        .page-23win-boo__game-categories-grid,
        .page-23win-boo__features-grid {
            grid-template-columns: 1fr; /* Single column on mobile */
        }

        .page-23win-boo__promotion-image,
        .page-23win-boo__game-image,
        .page-23win-boo__feature-icon {
            max-width: 100% !important;
            height: auto !important; /* Ensure images scale correctly */
            box-sizing: border-box !important;
        }
        
        .page-23win-boo__promotion-card,
        .page-23win-boo__game-card,
        .page-23win-boo__feature-item,
        .page-23win-boo__about-content {
            padding: var(--page-23win-boo-spacing-md) !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
        }
        
        /* Specific list item adjustments for FAQ */
        .page-23win-boo__faq-item {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
        }
        .page-23win-boo__faq-question {
            padding: 12px 15px;
            font-size: 1em;
        }
        .page-23win-boo__faq-question h3 {
            font-size: 1em; /* Adjust h3 inside question for mobile */
        }
        .page-23win-boo__faq-toggle {
            font-size: 1.3em;
        }
        .page-23win-boo__faq-answer {
            padding: 15px !important; /* Adjust padding for mobile */
        }
        .page-23win-boo__faq-item.active .page-23win-boo__faq-answer {
            padding: 15px !important;
        }

        .page-23win-boo__cta-title {
            font-size: 1.6em;
        }

        .page-23win-boo__cta-description {
            font-size: 1em;
        }
    }

    @media (max-width: 375px) {
        .page-23win-boo__hero-title {
            font-size: 1.8em;
        }
        .page-23win-boo__hero-subtitle {
            font-size: 1em;
        }
        .page-23win-boo__section-title {
            font-size: 1.6em;
        }
        .page-23win-boo__promotion-title,
        .page-23win-boo__game-title,
        .page-23win-boo__feature-title {
            font-size: 1.1em;
        }
        .page-23win-boo__promotion-description,
        .page-23win-boo__feature-description,
        .page-23win-boo__about-content p {
            font-size: 0.85em;
        }
        .page-23win-boo__faq-question {
            padding: 10px 12px;
            font-size: 0.9em;
        }
        .page-23win-boo__faq-question h3 {
            font-size: 0.9em;
        }
        .page-23win-boo__faq-toggle {
            font-size: 1.2em;
        }
        .page-23win-boo__faq-answer {
            padding: 10px 12px !important;
        }
        .page-23win-boo__faq-item.active .page-23win-boo__faq-answer {
            padding: 10px 12px !important;
        }
    }