:root {
        --primary-color: #e44d26; /* Cam đậm */
        --secondary-color: #333;
        --accent-color: #ffcc00; /* Vàng */
        --background-dark: #1a1a1a;
        --background-light: #2a2a2a;
        --text-color-light: #f0f0f0;
        --text-color-dark: #ccc;
        --border-color: #444;
        --button-bg: #e44d26;
        --button-text: #fff;
        --button-hover-bg: #f06c42;
    }

    .page-123-hero {
        font-family: 'Arial', sans-serif;
        color: var(--text-color-light);
        background-color: var(--background-dark);
        line-height: 1.6;
        padding-top: 10px; /* Small decorative padding, body handles main offset */
    }

    .page-123-hero__section {
        padding: 40px 20px;
        margin-bottom: 20px;
        background-color: var(--background-light);
        border-radius: 8px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
        box-sizing: border-box;
    }

    .page-123-hero__section--dark {
        background-color: var(--background-dark);
        color: var(--text-color-dark);
    }

    .page-123-hero__title {
        text-align: center;
        color: var(--accent-color);
        margin-bottom: 30px;
        font-size: 2.5em;
        text-shadow: 0 0 10px rgba(255, 204, 0, 0.5);
    }

    .page-123-hero__subtitle {
        text-align: center;
        color: var(--primary-color);
        margin-bottom: 20px;
        font-size: 1.8em;
    }

    .page-123-hero__text {
        text-align: justify;
        margin-bottom: 15px;
        color: var(--text-color-light);
    }

    /* Floating Buttons */
    .page-123-hero__floating-buttons {
        position: fixed;
        top: 50%;
        right: 15px;
        transform: translateY(-50%);
        display: flex;
        flex-direction: column;
        gap: 15px;
        z-index: 1000;
    }

    .page-123-hero__floating-button {
        background-color: var(--primary-color);
        color: var(--button-text);
        border: none;
        padding: 12px 20px;
        border-radius: 25px;
        font-weight: bold;
        cursor: pointer;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
        transition: background-color 0.3s ease, transform 0.2s ease;
        text-align: center;
        font-size: 1em;
        width: 120px; /* Consistent width */
        box-sizing: border-box;
    }

    .page-123-hero__floating-button:hover {
        background-color: var(--button-hover-bg);
        transform: scale(1.05);
    }

    /* Hero Section */
    .page-123-hero__hero-section {
        background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('[GALLERY:hero:1920x1080:betting,casino,mobile,123hero]') no-repeat center center;
        background-size: cover;
        padding: 80px 20px;
        text-align: center;
        color: #fff;
        margin-bottom: 20px;
        border-radius: 8px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
        box-sizing: border-box;
    }

    .page-123-hero__hero-heading {
        font-size: 3.5em;
        margin-bottom: 15px;
        color: var(--accent-color);
        text-shadow: 0 0 15px rgba(255, 204, 0, 0.7);
    }

    .page-123-hero__hero-description {
        font-size: 1.3em;
        max-width: 800px;
        margin: 0 auto 30px auto;
        color: var(--text-color-light);
    }

    .page-123-hero__cta-button {
        display: inline-block;
        background-color: var(--primary-color);
        color: var(--button-text);
        padding: 15px 30px;
        border-radius: 30px;
        text-decoration: none;
        font-weight: bold;
        font-size: 1.2em;
        transition: background-color 0.3s ease, transform 0.2s ease;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-123-hero__cta-button:hover {
        background-color: var(--button-hover-bg);
        transform: translateY(-3px);
    }

    /* Game Categories */
    .page-123-hero__game-categories {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        margin-top: 30px;
    }

    .page-123-hero__game-card {
        background-color: var(--background-dark);
        border-radius: 10px;
        overflow: hidden;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        transition: transform 0.3s ease;
        text-align: center;
        padding-bottom: 20px;
    }

    .page-123-hero__game-card:hover {
        transform: translateY(-8px);
    }

    .page-123-hero__game-card-image {
        width: 100%;
        height: 200px;
        object-fit: cover;
        display: block;
        max-width: 100%;
        box-sizing: border-box;
    }

    .page-123-hero__game-card-title {
        color: var(--accent-color);
        font-size: 1.5em;
        margin: 15px 10px 10px 10px;
    }

    .page-123-hero__game-card-description {
        color: var(--text-color-dark);
        padding: 0 15px;
        font-size: 0.95em;
    }

    /* Promotions */
    .page-123-hero__promotions-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
        margin-top: 30px;
    }

    .page-123-hero__promotion-item {
        background-color: var(--background-dark);
        border-radius: 10px;
        overflow: hidden;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        transition: transform 0.3s ease;
        text-align: center;
        padding-bottom: 20px;
    }

    .page-123-hero__promotion-item:hover {
        transform: translateY(-8px);
    }

    .page-123-hero__promotion-image {
        width: 100%;
        height: 220px;
        object-fit: cover;
        display: block;
        max-width: 100%;
        box-sizing: border-box;
    }

    .page-123-hero__promotion-title {
        color: var(--primary-color);
        font-size: 1.6em;
        margin: 15px 10px 10px 10px;
    }

    .page-123-hero__promotion-description {
        color: var(--text-color-dark);
        padding: 0 15px;
        font-size: 0.95em;
    }

    /* Why Choose Us */
    .page-123-hero__features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 25px;
        margin-top: 30px;
    }

    .page-123-hero__feature-item {
        background-color: var(--background-dark);
        padding: 25px;
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        text-align: center;
        transition: transform 0.3s ease;
    }

    .page-123-hero__feature-item:hover {
        transform: scale(1.03);
    }

    .page-123-hero__feature-image {
        width: 200px; /* Minimum 200px */
        height: 200px; /* Minimum 200px */
        margin: 0 auto 15px auto;
        display: block;
        max-width: 100%;
        object-fit: contain;
        box-sizing: border-box;
    }

    .page-123-hero__feature-title {
        color: var(--primary-color);
        font-size: 1.3em;
        margin-bottom: 10px;
    }

    .page-123-hero__feature-description {
        color: var(--text-color-dark);
        font-size: 0.9em;
    }

    /* FAQ Section */
    .page-123-hero__faq-list {
        margin-top: 30px;
    }

    .page-123-hero__faq-item {
        background-color: var(--background-dark);
        border: 1px solid var(--border-color);
        border-radius: 8px;
        margin-bottom: 15px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .page-123-hero__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 20px;
        cursor: pointer;
        background-color: var(--background-light);
        color: var(--text-color-light);
        font-weight: bold;
        font-size: 1.1em;
        transition: background-color 0.3s ease;
        user-select: none;
    }

    .page-123-hero__faq-question h3 {
        margin: 0;
        color: inherit;
        pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-123-hero__faq-question:hover {
        background-color: #3a3a3a;
    }

    .page-123-hero__faq-toggle {
        font-size: 1.5em;
        line-height: 1;
        transition: transform 0.3s ease;
        pointer-events: none; /* Prevent toggle icon from blocking click event */
    }

    .page-123-hero__faq-item.active .page-123-hero__faq-toggle {
        transform: rotate(45deg); /* Change + to X (or similar) */
    }

    .page-123-hero__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 15px;
        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(--text-color-dark);
    }

    .page-123-hero__faq-item.active .page-123-hero__faq-answer {
        max-height: 2000px !important; /* Sufficiently large to contain content */
        padding: 20px 15px !important;
        opacity: 1;
    }

    .page-123-hero__faq-answer p {
        margin: 0;
        padding-bottom: 10px;
    }

    /* Partners Section */
    .page-123-hero__partners-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
        margin-top: 30px;
        justify-items: center;
        align-items: center;
    }

    .page-123-hero__partner-image {
        width: 200px; /* Minimum 200px */
        height: 120px;
        object-fit: contain;
        transition: transform 0.2s ease;
        max-width: 100%;
        box-sizing: border-box;
    }

    .page-123-hero__partner-image:hover {
        transform: scale(1.1);
    }

    /* Social Media */
    .page-123-hero__social-links {
        display: flex;
        justify-content: center;
        gap: 25px;
        margin-top: 30px;
        flex-wrap: wrap;
    }

    .page-123-hero__social-link {
        display: block;
        color: var(--text-color-light);
        font-size: 1.2em;
        text-decoration: none;
        transition: color 0.3s ease, transform 0.2s ease;
        text-align: center;
    }

    .page-123-hero__social-link:hover {
        color: var(--primary-color);
        transform: translateY(-3px);
    }

    .page-123-hero__social-icon {
        width: 200px; /* Adjusted to meet min 200px requirement */
        height: 200px;
        object-fit: contain;
        display: block;
        margin: 0 auto 5px auto;
        max-width: 100%;
        box-sizing: border-box;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
        .page-123-hero__title {
            font-size: 2em;
        }

        .page-123-hero__subtitle {
            font-size: 1.5em;
        }

        .page-123-hero__hero-heading {
            font-size: 2.5em;
        }

        .page-123-hero__hero-description {
            font-size: 1em;
        }

        .page-123-hero__cta-button {
            padding: 12px 25px;
            font-size: 1em;
        }

        .page-123-hero__section {
            padding: 30px 15px;
        }

        .page-123-hero__game-categories,
        .page-123-hero__promotions-grid,
        .page-123-hero__features-grid,
        .page-123-hero__partners-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        /* List item mobile responsive requirement */
        .page-123-hero__game-card,
        .page-123-hero__promotion-item,
        .page-123-hero__feature-item,
        .page-123-hero__faq-item {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            padding-left: 0 !important;
            padding-right: 0 !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
            word-break: break-word !important;
        }
        .page-123-hero__game-card .page-123-hero__game-card-description,
        .page-123-hero__promotion-item .page-123-hero__promotion-description,
        .page-123-hero__feature-item .page-123-hero__feature-description {
            padding-left: 10px !important;
            padding-right: 10px !important;
        }
        .page-123-hero__faq-question,
        .page-123-hero__faq-answer {
            padding-left: 15px !important;
            padding-right: 15px !important;
        }

        /* Image responsive */
        .page-123-hero__game-card-image,
        .page-123-hero__promotion-image,
        .page-123-hero__feature-image,
        .page-123-hero__partner-image,
        .page-123-hero__social-icon {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
        }
        .page-123-hero__game-card-image, .page-123-hero__promotion-image {
            height: 180px; /* Adjust height for smaller screens */
        }
        .page-123-hero__feature-image, .page-123-hero__social-icon {
            width: 150px;
            height: 150px;
        }
        .page-123-hero__partner-image {
            width: 180px;
            height: 100px;
        }

        .page-123-hero__floating-buttons {
            right: 10px;
            gap: 10px;
        }
        .page-123-hero__floating-button {
            padding: 10px 15px;
            font-size: 0.9em;
            width: 100px;
        }
    }

    @media (max-width: 480px) {
        .page-123-hero__hero-heading {
            font-size: 2em;
        }
        .page-123-hero__hero-description {
            font-size: 0.9em;
        }
        .page-123-hero__title {
            font-size: 1.8em;
        }
        .page-123-hero__subtitle {
            font-size: 1.3em;
        }
        .page-123-hero__faq-question {
            font-size: 1em;
        }
    }