:root {
        --page-yo88club-primary-color: #e44d26; /* Cam đỏ */
        --page-yo88club-secondary-color: #ff9800; /* Cam sáng */
        --page-yo88club-background-color: #f8f8f8; /* Nền nhẹ */
        --page-yo88club-text-color: #333; /* Màu chữ chính */
        --page-yo88club-light-text-color: #fff; /* Màu chữ sáng */
        --page-yo88club-dark-bg-color: #2c3e50; /* Nền tối */
        --page-yo88club-border-color: #ddd; /* Màu viền */
    }

    .page-yo88club {
        font-family: 'Arial', sans-serif;
        color: var(--page-yo88club-text-color);
        line-height: 1.6;
        background-color: var(--page-yo88club-background-color);
    }

    .page-yo88club__section {
        padding: 40px 15px;
        margin-bottom: 20px;
        background-color: var(--page-yo88club-light-text-color);
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
    }

    .page-yo88club__section--dark {
        background-color: var(--page-yo88club-dark-bg-color);
        color: var(--page-yo88club-light-text-color);
    }

    .page-yo88club__container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 15px;
    }

    .page-yo88club__header-title {
        color: var(--page-yo88club-primary-color);
        text-align: center;
        margin-bottom: 30px;
        font-size: 2.2em;
        font-weight: bold;
    }

    .page-yo88club__header-title--light {
        color: var(--page-yo88club-secondary-color);
    }

    .page-yo88club__sub-title {
        color: var(--page-yo88club-primary-color);
        text-align: center;
        margin-bottom: 20px;
        font-size: 1.8em;
    }

    .page-yo88club__text-center {
        text-align: center;
    }

    /* Hero Section */
    .page-yo88club__hero-section {
        position: relative;
        width: 100%;
        min-height: 300px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        color: var(--page-yo88club-light-text-color);
        overflow: hidden;
        border-radius: 0 0 8px 8px;
        padding-top: 10px; /* Required padding for fixed header */
    }

    .page-yo88club__hero-background {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        z-index: -1;
        filter: brightness(0.7); /* Adjust brightness for text readability */
    }

    .page-yo88club__hero-content {
        position: relative;
        z-index: 1;
        padding: 20px;
        max-width: 90%;
        background-color: rgba(0, 0, 0, 0.4);
        border-radius: 10px;
    }

    .page-yo88club__hero-title {
        font-size: 2.5em;
        margin-bottom: 10px;
        line-height: 1.2;
        color: var(--page-yo88club-light-text-color);
    }

    .page-yo88club__hero-description {
        font-size: 1.1em;
        margin-bottom: 20px;
        max-width: 800px;
        color: var(--page-yo88club-light-text-color);
    }

    /* Floating Promo Button */
    .page-yo88club__floating-promo-button {
        position: fixed;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        background-color: var(--page-yo88club-primary-color);
        color: var(--page-yo88club-light-text-color);
        padding: 15px 25px;
        border-radius: 50px;
        text-decoration: none;
        font-weight: bold;
        font-size: 1.1em;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        z-index: 1000;
        transition: background-color 0.3s ease, transform 0.3s ease;
        white-space: nowrap;
        text-align: center;
    }

    .page-yo88club__floating-promo-button:hover {
        background-color: var(--page-yo88club-secondary-color);
        transform: translateX(-50%) scale(1.05);
    }

    /* Game Showcase */
    .page-yo88club__game-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        margin-top: 30px;
    }

    .page-yo88club__game-card {
        background-color: var(--page-yo88club-light-text-color);
        border-radius: 8px;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        overflow: hidden;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        text-align: center;
        padding-bottom: 20px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .page-yo88club__game-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    }

    .page-yo88club__game-card-image {
        width: 100%;
        height: 200px;
        object-fit: cover;
        border-bottom: 1px solid var(--page-yo88club-border-color);
    }

    .page-yo88club__game-card-title {
        font-size: 1.4em;
        color: var(--page-yo88club-primary-color);
        margin: 15px 10px 10px;
    }

    .page-yo88club__game-card-description {
        font-size: 0.95em;
        color: #555;
        padding: 0 15px;
        flex-grow: 1;
        margin-bottom: 15px;
    }

    /* Benefits List */
    .page-yo88club__benefit-list {
        list-style: none;
        padding: 0;
        margin: 30px 0;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }

    .page-yo88club__benefit-item {
        background-color: var(--page-yo88club-light-text-color);
        padding: 25px;
        border-left: 5px solid var(--page-yo88club-primary-color);
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        text-align: left;
        box-sizing: border-box;
    }

    .page-yo88club__benefit-item h3 {
        color: var(--page-yo88club-dark-bg-color);
        margin-top: 0;
        font-size: 1.3em;
    }

    .page-yo88club__benefit-item p {
        font-size: 0.95em;
        color: #666;
    }

    /* How-to Guide */
    .page-yo88club__guide-steps {
        list-style: none;
        padding: 0;
        margin-top: 30px;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }

    .page-yo88club__guide-step-item {
        background-color: var(--page-yo88club-light-text-color);
        padding: 25px;
        border-radius: 8px;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        text-align: center;
        box-sizing: border-box;
    }

    .page-yo88club__guide-step-number {
        font-size: 2.5em;
        color: var(--page-yo88club-primary-color);
        font-weight: bold;
        margin-bottom: 10px;
    }

    .page-yo88club__guide-step-title {
        font-size: 1.3em;
        color: var(--page-yo88club-dark-bg-color);
        margin-bottom: 10px;
    }

    .page-yo88club__guide-step-description {
        font-size: 0.95em;
        color: #666;
    }

    /* Call to Action */
    .page-yo88club__cta-section {
        background-color: var(--page-yo88club-primary-color);
        color: var(--page-yo88club-light-text-color);
        text-align: center;
        padding: 50px 15px;
        border-radius: 8px;
        margin-top: 40px;
    }

    .page-yo88club__cta-title {
        font-size: 2em;
        margin-bottom: 15px;
    }

    .page-yo88club__cta-description {
        font-size: 1.1em;
        margin-bottom: 30px;
        max-width: 800px;
        margin-left: auto;
        margin-right: auto;
    }

    .page-yo88club__cta-button {
        display: inline-block;
        background-color: var(--page-yo88club-secondary-color);
        color: var(--page-yo88club-light-text-color);
        padding: 15px 30px;
        border-radius: 50px;
        text-decoration: none;
        font-weight: bold;
        font-size: 1.1em;
        transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .page-yo88club__cta-button:hover {
        background-color: #ffb74d; /* Lighter secondary */
        transform: translateY(-3px);
    }

    /* FAQ Section */
    .page-yo88club__faq-section {
        margin-top: 40px;
    }

    .page-yo88club__faq-item {
        background-color: var(--page-yo88club-light-text-color);
        border: 1px solid var(--page-yo88club-border-color);
        border-radius: 8px;
        margin-bottom: 15px;
        overflow: hidden;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    }

    .page-yo88club__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 18px 20px;
        background-color: #f0f0f0;
        cursor: pointer;
        user-select: none;
        font-weight: bold;
        color: var(--page-yo88club-dark-bg-color);
        transition: background-color 0.3s ease;
    }

    .page-yo88club__faq-question:hover {
        background-color: #e5e5e5;
    }

    .page-yo88club__faq-question h3 {
        margin: 0;
        font-size: 1.15em;
        color: var(--page-yo88club-dark-bg-color);
        pointer-events: none; /* Prevent h3 from blocking click event */
        flex-grow: 1;
        text-align: left;
    }

    .page-yo88club__faq-toggle {
        font-size: 1.5em;
        line-height: 1;
        width: 24px;
        height: 24px;
        display: flex;
        justify-content: center;
        align-items: center;
        color: var(--page-yo88club-primary-color);
        transition: transform 0.3s ease;
        pointer-events: none; /* Prevent toggle icon from blocking click event */
    }

    .page-yo88club__faq-item.active .page-yo88club__faq-toggle {
        transform: rotate(45deg);
    }

    .page-yo88club__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 20px;
        background-color: var(--page-yo88club-light-text-color);
        color: var(--page-yo88club-text-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-yo88club__faq-item.active .page-yo88club__faq-answer {
        max-height: 2000px !important; /* Sufficiently large value */
        padding: 20px !important;
        opacity: 1;
    }

    .page-yo88club__faq-answer p {
        margin-top: 0;
        margin-bottom: 10px;
        font-size: 0.95em;
    }
    
    /* Responsive Design */
    @media (max-width: 768px) {
        .page-yo88club__hero-section {
            min-height: 250px;
            padding-top: 10px; /* Required padding for fixed header */
        }
        .page-yo88club__hero-title {
            font-size: 1.8em;
        }
        .page-yo88club__hero-description {
            font-size: 1em;
        }

        .page-yo88club__header-title {
            font-size: 1.8em;
        }
        .page-yo88club__sub-title {
            font-size: 1.5em;
        }

        .page-yo88club__section {
            padding: 30px 10px;
        }

        .page-yo88club__game-grid,
        .page-yo88club__benefit-list,
        .page-yo88club__guide-steps {
            grid-template-columns: 1fr;
            gap: 20px;
            margin-left: 0 !important;
            margin-right: 0 !important;
            padding-left: 0 !important;
            padding-right: 0 !important;
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
        }

        .page-yo88club__benefit-item,
        .page-yo88club__guide-step-item {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            padding-left: 15px !important; /* Adjust padding to fit screen */
            padding-right: 15px !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
        }
        
        .page-yo88club__game-card {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
        }

        .page-yo88club__cta-title {
            font-size: 1.5em;
        }
        .page-yo88club__cta-description {
            font-size: 1em;
        }
        .page-yo88club__cta-button {
            padding: 12px 25px;
            font-size: 1em;
        }

        .page-yo88club__floating-promo-button {
            width: calc(100% - 40px);
            max-width: 350px;
            font-size: 1em;
            padding: 12px 20px;
            bottom: 15px;
        }

        .page-yo88club__faq-question h3 {
            font-size: 1em;
        }
        .page-yo88club__faq-answer {
            padding: 15px !important;
        }
        .page-yo88club__faq-answer p {
            font-size: 0.9em;
        }

        /* Ensure all images are responsive */
        .page-yo88club img {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
            overflow: hidden !important;
        }
        .page-yo88club__game-card-image {
            max-width: 100% !important;
            height: 180px !important;
        }
    }