:root {
        --page-13wwim-primary-color: #e44d26; /* Màu đỏ cam rực rỡ */
        --page-13wwim-secondary-color: #ffc107; /* Màu vàng/vàng kim */
        --page-13wwim-dark-background: #1a1a1a; /* Nền xám đậm */
        --page-13wwim-light-background: #2a2a2a; /* Nền xám đậm hơn một chút */
        --page-13wwim-text-color: #ffffff; /* Chữ trắng */
        --page-13wwim-text-light-color: #cccccc; /* Chữ xám nhạt */
        --page-13wwim-border-color: #3a3a3a; /* Màu viền */
        --page-13wwim-hover-color: #f06e40; /* Màu chính nhạt hơn khi hover */
    }
  
    /* Base styles for the page-13wwim scope */
    .page-13wwim {
        font-family: 'Arial', sans-serif;
        color: var(--page-13wwim-text-color);
        background-color: var(--page-13wwim-dark-background);
        line-height: 1.6;
        padding-top: 10px; /* Small top padding, assuming body has header offset */
    }
  
    .page-13wwim__container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
        box-sizing: border-box;
    }
  
    /* Hero Section */
    .page-13wwim__hero-section {
        position: relative;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        min-height: 500px;
        background-color: var(--page-13wwim-light-background);
        text-align: center;
        overflow: hidden;
        padding: 60px 20px 40px;
        box-sizing: border-box;
    }
  
    .page-13wwim__hero-image {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 0.3;
        z-index: 0;
        max-width: 100%;
    }
  
    .page-13wwim__hero-content {
        position: relative;
        z-index: 1;
        max-width: 800px;
    }
  
    .page-13wwim__brand-title {
        font-size: 3.5em;
        color: var(--page-13wwim-secondary-color);
        margin-bottom: 10px;
        text-transform: uppercase;
        font-weight: bold;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }
  
    .page-13wwim__hero-tagline {
        font-size: 1.5em;
        color: var(--page-13wwim-text-color);
        margin-bottom: 30px;
    }
  
    .page-13wwim__hero-buttons {
        display: flex;
        gap: 20px;
        justify-content: center;
        flex-wrap: wrap;
    }
  
    .page-13wwim__button {
        display: inline-block;
        padding: 15px 30px;
        border-radius: 8px;
        text-decoration: none;
        font-weight: bold;
        font-size: 1.1em;
        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;
    }
  
    .page-13wwim__button--primary {
        background-color: var(--page-13wwim-primary-color);
        color: var(--page-13wwim-text-color);
    }
  
    .page-13wwim__button--primary:hover {
        background-color: var(--page-13wwim-hover-color);
        transform: translateY(-2px);
    }
  
    .page-13wwim__button--secondary {
        background-color: var(--page-13wwim-light-background);
        color: var(--page-13wwim-secondary-color);
        border: 2px solid var(--page-13wwim-secondary-color);
    }
  
    .page-13wwim__button--secondary:hover {
        background-color: var(--page-13wwim-secondary-color);
        color: var(--page-13wwim-dark-background);
        transform: translateY(-2px);
    }
  
    /* Section Titles */
    .page-13wwim__section-title {
        font-size: 2.2em;
        color: var(--page-13wwim-secondary-color);
        text-align: center;
        margin-bottom: 30px;
        padding-top: 40px;
        position: relative;
    }
  
    .page-13wwim__section-title::after {
        content: '';
        display: block;
        width: 80px;
        height: 4px;
        background-color: var(--page-13wwim-primary-color);
        margin: 10px auto 0;
        border-radius: 2px;
    }
  
    .page-13wwim__text-content {
        font-size: 1.1em;
        color: var(--page-13wwim-text-light-color);
        text-align: center;
        margin-bottom: 20px;
    }
  
    /* Game Grid Section */
    .page-13wwim__games-section {
        background-color: var(--page-13wwim-light-background);
        padding: 60px 0;
    }
  
    .page-13wwim__game-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
        margin-top: 40px;
    }
  
    .page-13wwim__game-card {
        background-color: var(--page-13wwim-dark-background);
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
        text-align: center;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        box-sizing: border-box;
    }
  
    .page-13wwim__game-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.6);
    }
  
    .page-13wwim__game-image {
        width: 100%;
        height: 200px;
        object-fit: cover;
        border-bottom: 3px solid var(--page-13wwim-primary-color);
        max-width: 100%;
        box-sizing: border-box;
    }
  
    .page-13wwim__game-title {
        font-size: 1.5em;
        color: var(--page-13wwim-secondary-color);
        margin: 20px 15px 10px;
        font-weight: bold;
    }
  
    .page-13wwim__game-description {
        font-size: 0.95em;
        color: var(--page-13wwim-text-light-color);
        padding: 0 15px 20px;
    }
  
    /* Promotion Section */
    .page-13wwim__promo-section {
        padding: 60px 0;
        background-color: var(--page-13wwim-dark-background);
    }
  
    .page-13wwim__promo-list {
        list-style: none;
        padding: 0;
        margin: 40px 0;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
    }
  
    .page-13wwim__promo-item {
        background-color: var(--page-13wwim-light-background);
        border-radius: 10px;
        padding: 25px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        border-left: 5px solid var(--page-13wwim-primary-color);
        transition: transform 0.3s ease;
        box-sizing: border-box;
    }
  
    .page-13wwim__promo-item:hover {
        transform: translateY(-5px);
    }
  
    .page-13wwim__promo-title {
        font-size: 1.4em;
        color: var(--page-13wwim-secondary-color);
        margin-bottom: 10px;
    }
  
    .page-13wwim__promo-description {
        font-size: 1em;
        color: var(--page-13wwim-text-light-color);
    }
  
    .page-13wwim__center-button {
        text-align: center;
        margin-top: 40px;
    }
  
    /* Advantages Section */
    .page-13wwim__advantages-section {
        padding: 60px 0;
        background-color: var(--page-13wwim-light-background);
    }
  
    .page-13wwim__advantage-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 30px;
        margin-top: 40px;
    }
  
    .page-13wwim__advantage-item {
        text-align: center;
        background-color: var(--page-13wwim-dark-background);
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        transition: background-color 0.3s ease;
        box-sizing: border-box;
    }
  
    .page-13wwim__advantage-item:hover {
        background-color: #2f2f2f;
    }
  
    .page-13wwim__advantage-icon {
        width: 100px;
        height: 100px;
        object-fit: contain;
        margin-bottom: 20px;
        max-width: 100%;
        box-sizing: border-box;
    }
  
    .page-13wwim__advantage-title {
        font-size: 1.3em;
        color: var(--page-13wwim-primary-color);
        margin-bottom: 10px;
    }
  
    .page-13wwim__advantage-description {
        font-size: 0.95em;
        color: var(--page-13wwim-text-light-color);
    }
  
    /* Providers Section */
    .page-13wwim__providers-section {
        padding: 60px 0;
        background-color: var(--page-13wwim-dark-background);
    }
  
    .page-13wwim__provider-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 20px;
        margin-top: 40px;
        justify-items: center;
    }
  
    .page-13wwim__provider-logo {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-decoration: none;
        background-color: var(--page-13wwim-light-background);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
        transition: transform 0.3s ease, background-color 0.3s ease;
        width: 100%;
        max-width: 200px;
        box-sizing: border-box;
    }
  
    .page-13wwim__provider-logo:hover {
        transform: translateY(-5px);
        background-color: #3a3a3a;
    }
  
    .page-13wwim__provider-image {
        width: 100px;
        height: 100px;
        object-fit: contain;
        margin-bottom: 10px;
        max-width: 100%;
        box-sizing: border-box;
    }
  
    .page-13wwim__provider-name {
        color: var(--page-13wwim-text-color);
        font-weight: bold;
        font-size: 1.1em;
        text-align: center;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
  
    /* FAQ Section */
    .page-13wwim__faq-section {
        padding: 60px 0;
        background-color: var(--page-13wwim-light-background);
    }
  
    .page-13wwim__faq-list {
        margin-top: 40px;
        max-width: 900px;
        margin-left: auto;
        margin-right: auto;
    }
  
    .page-13wwim__faq-item {
        background-color: var(--page-13wwim-dark-background);
        margin-bottom: 15px;
        border-radius: 10px;
        overflow: hidden;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        box-sizing: border-box;
    }
  
    .page-13wwim__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 25px;
        cursor: pointer;
        background-color: #2f2f2f;
        color: var(--page-13wwim-text-color);
        font-weight: bold;
        font-size: 1.2em;
        user-select: none;
        transition: background-color 0.3s ease;
    }
  
    .page-13wwim__faq-question:hover {
        background-color: #3a3a3a;
    }
  
    .page-13wwim__faq-title {
        margin: 0;
        color: var(--page-13wwim-secondary-color);
        pointer-events: none; /* Crucial for click event on parent */
    }
  
    .page-13wwim__faq-toggle {
        font-size: 1.5em;
        line-height: 1;
        transition: transform 0.3s ease;
        pointer-events: none; /* Crucial for click event on parent */
    }
  
    .page-13wwim__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 25px;
        opacity: 0;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
        background-color: var(--page-13wwim-dark-background);
        color: var(--page-13wwim-text-light-color);
    }
  
    .page-13wwim__faq-item.active .page-13wwim__faq-answer {
        max-height: 2000px !important; /* Sufficiently large */
        padding: 20px 25px !important;
        opacity: 1;
    }
  
    .page-13wwim__faq-item.active .page-13wwim__faq-toggle {
        transform: rotate(45deg); /* Changes '+' to 'x' or similar effect */
    }
  
    .page-13wwim__faq-item.active .page-13wwim__faq-question {
        background-color: #3a3a3a;
    }
  
    .page-13wwim__faq-text {
        margin: 0;
        padding-bottom: 5px; /* Adjust as needed for spacing within answer */
    }
  
    /* Floating Buttons */
    .page-13wwim__floating-buttons {
        position: fixed;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        display: flex;
        gap: 15px;
        z-index: 1000;
        flex-wrap: wrap;
        justify-content: center;
    }
  
    .page-13wwim__floating-button {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 12px 25px;
        border-radius: 50px;
        text-decoration: none;
        font-weight: bold;
        font-size: 1.05em;
        transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
        box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
        min-width: 120px;
        text-align: center;
        box-sizing: border-box;
    }
  
    .page-13wwim__floating-button--register {
        background-color: var(--page-13wwim-primary-color);
        color: var(--page-13wwim-text-color);
    }
  
    .page-13wwim__floating-button--register:hover {
        background-color: var(--page-13wwim-hover-color);
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }
  
    .page-13wwim__floating-button--login {
        background-color: var(--page-13wwim-secondary-color);
        color: var(--page-13wwim-dark-background);
    }
  
    .page-13wwim__floating-button--login:hover {
        background-color: #ffda6a; /* Lighter gold */
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    }
  
    /* Responsive Adjustments */
    @media (max-width: 1024px) {
        .page-13wwim__brand-title {
            font-size: 3em;
        }
        .page-13wwim__hero-tagline {
            font-size: 1.3em;
        }
        .page-13wwim__section-title {
            font-size: 2em;
        }
        .page-13wwim__game-grid,
        .page-13wwim__promo-list,
        .page-13wwim__advantage-grid,
        .page-13wwim__provider-grid {
            gap: 20px;
        }
    }
  
    @media (max-width: 768px) {
        .page-13wwim__hero-section {
            min-height: 400px;
            padding: 40px 15px 30px;
        }
        .page-13wwim__brand-title {
            font-size: 2.5em;
        }
        .page-13wwim__hero-tagline {
            font-size: 1.1em;
        }
        .page-13wwim__hero-buttons {
            flex-direction: column;
            gap: 15px;
        }
        .page-13wwim__button {
            width: 100%;
            max-width: 280px;
            margin: 0 auto;
            padding: 12px 20px;
        }
        .page-13wwim__container {
            padding: 15px;
        }
        .page-13wwim__section-title {
            font-size: 1.8em;
            margin-bottom: 25px;
            padding-top: 30px;
        }
        .page-13wwim__text-content {
            font-size: 1em;
        }
        .page-13wwim__game-grid,
        .page-13wwim__promo-list,
        .page-13wwim__advantage-grid,
        .page-13wwim__provider-grid {
            grid-template-columns: 1fr; /* Stack items on mobile */
            gap: 15px;
        }
  
        /* List item mobile responsiveness */
        .page-13wwim__promo-item,
        .page-13wwim__advantage-item,
        .page-13wwim__game-card,
        .page-13wwim__provider-logo {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            padding: 20px !important; /* Adjust padding for mobile */
        }
        .page-13wwim__promo-list,
        .page-13wwim__game-grid,
        .page-13wwim__advantage-grid,
        .page-13wwim__provider-grid {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            padding: 0 !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
        }
        .page-13wwim__promo-description,
        .page-13wwim__advantage-description,
        .page-13wwim__game-description,
        .page-13wwim__provider-name,
        .page-13wwim__faq-text {
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
            word-break: break-word !important;
        }
  
        .page-13wwim__floating-buttons {
            flex-direction: row;
            width: calc(100% - 40px);
            max-width: 320px;
            bottom: 15px;
        }
        .page-13wwim__floating-button {
            flex: 1;
            font-size: 1em;
            padding: 10px 15px;
        }
  
        .page-13wwim__faq-question {
            padding: 15px 20px;
            font-size: 1.1em;
        }
        .page-13wwim__faq-item.active .page-13wwim__faq-answer {
            padding: 15px 20px !important;
        }
    }
  
    @media (max-width: 480px) {
        .page-13wwim__brand-title {
            font-size: 2em;
        }
        .page-13wwim__hero-tagline {
            font-size: 1em;
        }
        .page-13wwim__section-title {
            font-size: 1.6em;
        }
        .page-13wwim__floating-buttons {
            gap: 10px;
            width: calc(100% - 30px);
        }
        .page-13wwim__floating-button {
            padding: 8px 12px;
            font-size: 0.95em;
        }
    }