:root {
        --page-sunvip5-primary-color: #e44d26; /* Cam đỏ */
        --page-sunvip5-secondary-color: #f7931e; /* Cam */
        --page-sunvip5-accent-color: #4CAF50; /* Xanh lá */
        --page-sunvip5-text-color: #333;
        --page-sunvip5-light-text-color: #f8f8f8;
        --page-sunvip5-background-light: #f4f7f6;
        --page-sunvip5-background-dark: #2c3e50; /* Xám đậm */
        --page-sunvip5-border-color: #ddd;
        --page-sunvip5-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        --page-sunvip5-border-radius: 8px;
    }

    .page-sunvip5 {
        font-family: 'Arial', sans-serif;
        line-height: 1.6;
        color: var(--page-sunvip5-text-color);
        background-color: var(--page-sunvip5-background-light);
        padding-bottom: 80px; /* Space for floating buttons */
    }

    /* Adjust padding-top for fixed header offset if body doesn't handle it */
    /* Assuming body padding-top is handled by shared.css, so using a small decorative padding */
    .page-sunvip5__hero-section {
        padding-top: 10px; /* Decorative top padding */
        background: linear-gradient(135deg, var(--page-sunvip5-primary-color), var(--page-sunvip5-secondary-color));
        color: var(--page-sunvip5-light-text-color);
        text-align: center;
        position: relative;
        overflow: hidden;
        padding-bottom: 40px;
    }

    .page-sunvip5__hero-image {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 0.2;
        z-index: 1;
    }

    .page-sunvip5__hero-content {
        position: relative;
        z-index: 2;
        padding: 60px 20px;
        max-width: 900px;
        margin: 0 auto;
    }

    .page-sunvip5__hero-title {
        font-size: 2.8em;
        margin-bottom: 15px;
        color: var(--page-sunvip5-light-text-color);
        text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    }

    .page-sunvip5__hero-description {
        font-size: 1.2em;
        margin-bottom: 30px;
        max-width: 700px;
        margin-left: auto;
        margin-right: auto;
    }

    .page-sunvip5__cta-button {
        display: inline-block;
        background-color: var(--page-sunvip5-accent-color);
        color: var(--page-sunvip5-light-text-color);
        padding: 15px 30px;
        border-radius: 50px;
        font-size: 1.1em;
        font-weight: bold;
        text-decoration: none;
        transition: background-color 0.3s ease, transform 0.2s ease;
        border: none;
        cursor: pointer;
        margin: 0 10px;
    }

    .page-sunvip5__cta-button:hover {
        background-color: #45a049;
        transform: translateY(-3px);
    }

    .page-sunvip5__section {
        padding: 40px 20px;
        max-width: 1200px;
        margin: 0 auto;
        text-align: center;
    }

    .page-sunvip5__section--dark {
        background-color: var(--page-sunvip5-background-dark);
        color: var(--page-sunvip5-light-text-color);
    }

    .page-sunvip5__section-title {
        font-size: 2.2em;
        margin-bottom: 30px;
        color: var(--page-sunvip5-primary-color);
        position: relative;
        padding-bottom: 10px;
    }

    .page-sunvip5__section-title--light {
        color: var(--page-sunvip5-light-text-color);
    }

    .page-sunvip5__section-title::after {
        content: '';
        position: absolute;
        left: 50%;
        bottom: 0;
        transform: translateX(-50%);
        width: 60px;
        height: 4px;
        background-color: var(--page-sunvip5-secondary-color);
        border-radius: 2px;
    }

    .page-sunvip5__grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
        margin-top: 30px;
    }

    .page-sunvip5__card {
        background-color: #fff;
        border-radius: var(--page-sunvip5-border-radius);
        box-shadow: var(--page-sunvip5-shadow);
        overflow: hidden;
        text-align: left;
        transition: transform 0.3s ease;
        border: 1px solid var(--page-sunvip5-border-color);
    }

    .page-sunvip5__card:hover {
        transform: translateY(-5px);
    }

    .page-sunvip5__card-image-wrapper {
        width: 100%;
        height: 200px;
        overflow: hidden;
    }

    .page-sunvip5__card-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

    .page-sunvip5__card-content {
        padding: 20px;
    }

    .page-sunvip5__card-title {
        font-size: 1.5em;
        margin-bottom: 10px;
        color: var(--page-sunvip5-primary-color);
    }

    .page-sunvip5__card-description {
        font-size: 0.95em;
        color: #555;
    }

    .page-sunvip5__game-provider-logo {
        max-width: 150px;
        height: auto;
        margin: 15px;
        transition: transform 0.3s ease;
    }

    .page-sunvip5__game-provider-logo:hover {
        transform: scale(1.05);
    }

    .page-sunvip5__payment-method-logo {
        max-width: 100px;
        height: auto;
        margin: 15px;
        transition: transform 0.3s ease;
    }

    .page-sunvip5__payment-method-logo:hover {
        transform: scale(1.05);
    }

    /* Floating Register/Login Buttons */
    .page-sunvip5__floating-buttons {
        position: fixed;
        bottom: 20px;
        right: 20px;
        display: flex;
        flex-direction: column;
        gap: 15px;
        z-index: 1000;
    }

    .page-sunvip5__floating-button {
        display: block;
        width: 120px;
        padding: 12px 0;
        text-align: center;
        border-radius: 50px;
        font-size: 1em;
        font-weight: bold;
        color: var(--page-sunvip5-light-text-color);
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
        transition: transform 0.2s ease, background-color 0.3s ease;
        border: none;
        cursor: pointer;
    }

    .page-sunvip5__floating-button--register {
        background-color: var(--page-sunvip5-primary-color);
    }

    .page-sunvip5__floating-button--login {
        background-color: var(--page-sunvip5-accent-color);
    }

    .page-sunvip5__floating-button:hover {
        transform: translateY(-3px);
        opacity: 0.9;
    }

    /* FAQ Section Styles */
    .page-sunvip5__faq-container {
        max-width: 800px;
        margin: 0 auto;
        text-align: left;
    }

    .page-sunvip5__faq-item {
        background-color: #fff;
        border: 1px solid var(--page-sunvip5-border-color);
        border-radius: var(--page-sunvip5-border-radius);
        margin-bottom: 15px;
        overflow: hidden;
        box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    }

    .page-sunvip5__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 20px;
        background-color: #f9f9f9;
        cursor: pointer;
        user-select: none;
        font-weight: bold;
        color: var(--page-sunvip5-text-color);
        transition: background-color 0.3s ease;
    }

    .page-sunvip5__faq-question:hover {
        background-color: #f0f0f0;
    }

    .page-sunvip5__faq-question h3 {
        margin: 0;
        font-size: 1.1em;
        color: var(--page-sunvip5-primary-color);
        pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-sunvip5__faq-toggle {
        font-size: 1.5em;
        line-height: 1;
        transition: transform 0.3s ease;
        pointer-events: none; /* Prevent span from blocking click event */
        color: var(--page-sunvip5-secondary-color);
    }

    .page-sunvip5__faq-item.active .page-sunvip5__faq-toggle {
        transform: rotate(45deg); /* Change + to X or - */
    }

    .page-sunvip5__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 20px;
        opacity: 0;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
        color: #555;
    }

    .page-sunvip5__faq-item.active .page-sunvip5__faq-answer {
        max-height: 2000px !important; /* Sufficiently large value */
        padding: 20px !important;
        opacity: 1;
    }

    .page-sunvip5__faq-answer p {
        margin-top: 0;
        margin-bottom: 10px;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
        .page-sunvip5__hero-title {
            font-size: 2em;
        }

        .page-sunvip5__hero-description {
            font-size: 1em;
        }

        .page-sunvip5__cta-button {
            padding: 12px 20px;
            font-size: 0.95em;
            margin: 5px;
        }

        .page-sunvip5__section-title {
            font-size: 1.8em;
        }

        .page-sunvip5__grid {
            grid-template-columns: 1fr;
        }

        .page-sunvip5__card-image-wrapper {
            height: 180px;
        }

        .page-sunvip5__card-title {
            font-size: 1.3em;
        }

        .page-sunvip5__card-description {
            font-size: 0.9em;
        }

        .page-sunvip5__floating-buttons {
            bottom: 15px;
            right: 15px;
            gap: 10px;
        }

        .page-sunvip5__floating-button {
            width: 100px;
            padding: 10px 0;
            font-size: 0.9em;
        }

        .page-sunvip5__faq-question {
            padding: 12px 15px;
        }

        .page-sunvip5__faq-question h3 {
            font-size: 1em;
        }

        .page-sunvip5__faq-answer {
            padding: 0 15px;
        }

        .page-sunvip5__faq-item.active .page-sunvip5__faq-answer {
            padding: 15px !important;
        }

        /* List item mobile responsiveness */
        .page-sunvip5__grid > * { /* Targets grid items, e.g., cards */
            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-sunvip5__grid { /* Targets the grid container itself */
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            padding-left: 0 !important;
            padding-right: 0 !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
        }
        .page-sunvip5__section { /* Ensure section padding is reasonable */
            padding-left: 15px;
            padding-right: 15px;
        }

        /* Image responsiveness */
        .page-sunvip5__card-image,
        .page-sunvip5__hero-image,
        .page-sunvip5__game-provider-logo,
        .page-sunvip5__payment-method-logo {
            max-width: 100% !important;
            height: auto !important;
        }
        .page-sunvip5__card-image-wrapper {
            width: 100% !important;
            max-width: 100% !important;
            overflow: hidden !important;
            box-sizing: border-box !important;
        }
    }

    @media (max-width: 480px) {
        .page-sunvip5__hero-content {
            padding: 40px 15px;
        }
        .page-sunvip5__section {
            padding: 30px 15px;
        }
    }