:root {
        --primary-color: #f7b731; /* Vàng cam */
        --secondary-color: #2c3e50; /* Xám đậm */
        --accent-color: #e74c3c; /* Đỏ */
        --text-light: #ecf0f1; /* Trắng xám */
        --text-dark: #34495e; /* Xám xanh đậm */
        --background-dark: #1a1a1a; /* Nền rất tối */
        --background-light: #2c2c2c; /* Nền tối vừa */
        --border-color: #3a3a3a; /* Màu viền */
    }

    /* Base styles for the page wrapper */
    .page-555win50 {
        font-family: 'Arial', sans-serif;
        color: var(--text-light);
        background-color: var(--background-dark);
        line-height: 1.6;
        overflow-x: hidden;
    }

    /* Fixed header offset for the first section */
    .page-555win50__hero-section {
        padding-top: 10px; /* Small decorative top padding, relies on body padding from shared.css */
    }
    
    /* General section styling */
    .page-555win50__section {
        padding: 40px 20px;
        margin: 0 auto;
        max-width: 1200px;
        text-align: center;
    }
    
    .page-555win50__section--dark {
        background-color: var(--background-light);
    }

    .page-555win50__title {
        color: var(--primary-color);
        font-size: 2.5em;
        margin-bottom: 20px;
        text-transform: uppercase;
        font-weight: bold;
    }

    .page-555win50__subtitle {
        color: var(--text-light);
        font-size: 1.8em;
        margin-bottom: 30px;
        font-weight: normal;
    }

    .page-555win50__text {
        font-size: 1.1em;
        margin-bottom: 20px;
        color: var(--text-light);
    }

    /* Hero Section */
    .page-555win50__hero-section {
        position: relative;
        overflow: hidden;
        background-color: var(--background-dark);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        min-height: 500px;
        padding-bottom: 20px;
    }

    .page-555win50__hero-image {
        width: 100%;
        height: auto;
        max-height: 400px; /* Limit height for hero image */
        object-fit: cover;
        margin-bottom: 20px;
        border-radius: 8px;
    }

    .page-555win50__hero-content {
        position: relative;
        z-index: 2;
        padding: 20px;
        max-width: 900px;
    }

    .page-555win50__hero-title {
        font-size: 3em;
        color: var(--primary-color);
        margin-bottom: 10px;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-555win50__hero-description {
        font-size: 1.3em;
        color: var(--text-light);
        margin-bottom: 30px;
        text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    }

    /* Floating Buttons */
    .page-555win50__floating-buttons {
        position: fixed;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        z-index: 1000;
        display: flex;
        gap: 15px;
        width: 100%;
        max-width: 350px;
        padding: 0 20px;
        box-sizing: border-box;
    }

    .page-555win50__button {
        display: block;
        width: 100%;
        padding: 15px 25px;
        border: none;
        border-radius: 30px;
        font-size: 1.1em;
        font-weight: bold;
        text-align: center;
        text-decoration: none;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.2s ease;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        box-sizing: border-box; /* Ensure padding is included in width */
    }

    .page-555win50__button--primary {
        background-color: var(--primary-color);
        color: var(--text-dark);
    }

    .page-555win50__button--primary:hover {
        background-color: #e6a520;
        transform: translateY(-2px);
    }

    .page-555win50__button--secondary {
        background-color: var(--accent-color);
        color: var(--text-light);
    }

    .page-555win50__button--secondary:hover {
        background-color: #cc3e2e;
        transform: translateY(-2px);
    }

    /* Game Categories */
    .page-555win50__game-categories {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        margin-top: 30px;
    }

    .page-555win50__game-card {
        background-color: var(--background-light);
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding-bottom: 20px;
        box-sizing: border-box;
    }

    .page-555win50__game-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
    }

    .page-555win50__game-image {
        width: 100%;
        height: 200px;
        object-fit: cover;
        margin-bottom: 15px;
    }

    .page-555win50__game-title {
        font-size: 1.5em;
        color: var(--primary-color);
        margin-bottom: 10px;
        padding: 0 15px;
    }

    .page-555win50__game-description {
        font-size: 0.95em;
        color: var(--text-light);
        padding: 0 15px;
    }

    /* Promotions Section */
    .page-555win50__promotions-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
        margin-top: 30px;
    }

    .page-555win50__promotion-card {
        background-color: var(--background-light);
        border-radius: 12px;
        padding: 25px;
        box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
        text-align: left;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        box-sizing: border-box;
    }

    .page-555win50__promotion-title {
        color: var(--primary-color);
        font-size: 1.4em;
        margin-bottom: 10px;
    }

    .page-555win50__promotion-text {
        font-size: 1em;
        color: var(--text-light);
        margin-bottom: 15px;
    }

    .page-555win50__promotion-button {
        display: inline-block;
        padding: 10px 20px;
        background-color: var(--accent-color);
        color: var(--text-light);
        border-radius: 25px;
        text-decoration: none;
        font-weight: bold;
        transition: background-color 0.3s ease;
        align-self: flex-start;
        box-sizing: border-box;
    }

    .page-555win50__promotion-button:hover {
        background-color: #cc3e2e;
    }

    /* Why Choose Us Section */
    .page-555win50__feature-list {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        margin-top: 30px;
    }

    .page-555win50__feature-item {
        background-color: var(--background-light);
        border-radius: 12px;
        padding: 25px;
        box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
        text-align: center;
        box-sizing: border-box;
    }

    .page-555win50__feature-icon {
        width: 80px; /* This will be scaled down from a 200x200+ image */
        height: 80px;
        object-fit: contain;
        margin-bottom: 15px;
    }
    
    .page-555win50__feature-title {
        color: var(--primary-color);
        font-size: 1.3em;
        margin-bottom: 10px;
    }

    .page-555win50__feature-description {
        font-size: 1em;
        color: var(--text-light);
    }

    /* Payment Methods & Game Providers */
    .page-555win50__logo-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 20px;
        margin-top: 30px;
        align-items: center;
        justify-items: center;
    }

    .page-555win50__logo-item {
        background-color: var(--background-light);
        border-radius: 8px;
        padding: 15px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 80px;
        box-sizing: border-box;
    }

    .page-555win50__logo-link {
        display: block;
        width: 100%;
        height: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        text-decoration: none;
    }

    .page-555win50__logo-image {
        max-width: 100%;
        max-height: 60px;
        height: auto;
        object-fit: contain;
    }

    /* FAQ Section */
    .page-555win50__faq-container {
        margin-top: 30px;
        text-align: left;
    }

    .page-555win50__faq-item {
        background-color: var(--background-light);
        border-radius: 10px;
        margin-bottom: 15px;
        overflow: hidden;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        box-sizing: border-box;
    }

    .page-555win50__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 20px;
        background-color: var(--secondary-color);
        color: var(--primary-color);
        cursor: pointer;
        user-select: none;
        transition: background-color 0.3s ease;
    }

    .page-555win50__faq-question:hover {
        background-color: #3e5062;
    }

    .page-555win50__faq-question h3 {
        margin: 0;
        font-size: 1.2em;
        flex-grow: 1;
        pointer-events: none; /* Prevent h3 from blocking click event */
        color: var(--primary-color); /* Ensure contrast */
    }

    .page-555win50__faq-toggle {
        font-size: 1.8em;
        font-weight: bold;
        color: var(--primary-color);
        margin-left: 15px;
        pointer-events: none; /* Prevent toggle icon from blocking click event */
        transition: transform 0.3s ease;
    }

    .page-555win50__faq-item.active .page-555win50__faq-toggle {
        transform: rotate(45deg); /* Change + to X (or rotate to -) */
    }

    .page-555win50__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 20px; /* Initial padding, will be overridden by !important */
        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-light);
        background-color: var(--background-light);
    }

    .page-555win50__faq-item.active .page-555win50__faq-answer {
        max-height: 2000px !important; /* Sufficiently large to contain content */
        padding: 20px !important; /* Override initial padding */
        opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
        .page-555win50__section {
            padding: 30px 15px;
        }

        .page-555win50__title {
            font-size: 2em;
        }

        .page-555win50__subtitle {
            font-size: 1.5em;
        }

        .page-555win50__hero-title {
            font-size: 2.2em;
        }

        .page-555win50__hero-description {
            font-size: 1.1em;
        }

        .page-555win50__floating-buttons {
            gap: 10px;
            max-width: calc(100% - 40px); /* Adjust for padding */
        }

        .page-555win50__button {
            padding: 12px 15px;
            font-size: 1em;
        }

        .page-555win50__floating-buttons {
            bottom: 15px;
        }

        .page-555win50__game-categories,
        .page-555win50__promotions-grid,
        .page-555win50__feature-list,
        .page-555win50__logo-grid {
            grid-template-columns: 1fr; /* Stack items on small screens */
            gap: 20px;
        }
        
        /* List item responsive requirements */
        .page-555win50__game-card,
        .page-555win50__promotion-card,
        .page-555win50__feature-item,
        .page-555win50__logo-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;
            padding-right: 15px !important;
        }

        .page-555win50__game-description,
        .page-555win50__promotion-text,
        .page-555win50__feature-description,
        .page-555win50__faq-answer p {
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
            word-break: break-word !important;
        }

        .page-555win50__hero-image,
        .page-555win50__game-image,
        .page-555win50__feature-icon,
        .page-555win50__logo-image {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
        }

        .page-555win50__faq-question {
            padding: 12px 15px;
        }

        .page-555win50__faq-question h3 {
            font-size: 1.1em;
        }

        .page-555win50__faq-toggle {
            font-size: 1.5em;
        }

        .page-555win50__faq-answer {
            padding: 0 15px;
        }
        
        .page-555win50__faq-item.active .page-555win50__faq-answer {
            padding: 15px !important;
        }
    }

    @media (max-width: 480px) {
        .page-555win50__hero-title {
            font-size: 1.8em;
        }
        .page-555win50__hero-description {
            font-size: 1em;
        }
        .page-555win50__button {
            font-size: 0.9em;
            padding: 10px 12px;
        }
    }