:root {
        --page-13win-asian-primary-color: #e44d26; /* Màu cam đậm */
        --page-13win-asian-secondary-color: #f7a02c; /* Màu cam nhạt */
        --page-13win-asian-dark-bg: #1a1a1a; /* Nền tối */
        --page-13win-asian-light-bg: #2a2a2a; /* Nền sáng hơn */
        --page-13win-asian-text-color: #ffffff; /* Màu chữ trắng */
        --page-13win-asian-accent-color: #4CAF50; /* Màu xanh lá cây cho điểm nhấn */
        --page-13win-asian-border-color: #333333; /* Màu viền */
    }

    .page-13win-asian {
        font-family: 'Arial', sans-serif;
        color: var(--page-13win-asian-text-color);
        background-color: var(--page-13win-asian-dark-bg);
        line-height: 1.6;
        padding-top: var(--header-offset, 122px); /* Fallback for header offset */
    }

    .page-13win-asian__hero-section {
        text-align: center;
        padding: 60px 20px 40px;
        background-color: var(--page-13win-asian-light-bg);
        position: relative;
        overflow: hidden;
        padding-top: 10px; /* Small top padding, body handles main offset */
    }

    .page-13win-asian__hero-background {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 0.3;
        z-index: 0;
    }

    .page-13win-asian__hero-content {
        position: relative;
        z-index: 1;
        max-width: 900px;
        margin: 0 auto;
    }

    .page-13win-asian__main-heading {
        font-size: 2.8em;
        color: var(--page-13win-asian-primary-color);
        margin-bottom: 15px;
        font-weight: bold;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-13win-asian__sub-heading {
        font-size: 1.5em;
        color: var(--page-13win-asian-secondary-color);
        margin-bottom: 30px;
    }

    .page-13win-asian__promo-text {
        font-size: 1.1em;
        margin-bottom: 40px;
        color: var(--page-13win-asian-text-color);
    }

    .page-13win-asian__promo-link {
        display: inline-block;
        background-color: var(--page-13win-asian-accent-color);
        color: var(--page-13win-asian-text-color);
        padding: 15px 30px;
        border-radius: 8px;
        text-decoration: none;
        font-weight: bold;
        font-size: 1.1em;
        transition: background-color 0.3s ease;
        border: none;
        cursor: pointer;
    }

    .page-13win-asian__promo-link:hover {
        background-color: #3e8e41;
    }

    .page-13win-asian__section {
        padding: 50px 20px;
        text-align: center;
        max-width: 1200px;
        margin: 0 auto;
    }

    .page-13win-asian__section:nth-of-type(even) {
        background-color: var(--page-13win-asian-light-bg);
    }

    .page-13win-asian__section-title {
        font-size: 2.2em;
        color: var(--page-13win-asian-primary-color);
        margin-bottom: 30px;
        position: relative;
        padding-bottom: 10px;
    }

    .page-13win-asian__section-title::after {
        content: '';
        position: absolute;
        left: 50%;
        bottom: 0;
        transform: translateX(-50%);
        width: 80px;
        height: 4px;
        background-color: var(--page-13win-asian-secondary-color);
        border-radius: 2px;
    }

    .page-13win-asian__text-content {
        font-size: 1.1em;
        margin-bottom: 40px;
        color: var(--page-13win-asian-text-color);
    }

    .page-13win-asian__game-categories {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 25px;
        margin-top: 40px;
    }

    .page-13win-asian__category-card {
        background-color: var(--page-13win-asian-dark-bg);
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        text-align: center;
        border: 1px solid var(--page-13win-asian-border-color);
        box-sizing: border-box;
    }

    .page-13win-asian__category-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 12px 24px rgba(0, 0, 0, 0.6);
    }

    .page-13win-asian__category-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
    }

    .page-13win-asian__category-image {
        width: 100%;
        max-width: 100%;
        height: 200px;
        object-fit: cover;
        display: block;
        transition: transform 0.3s ease;
    }

    .page-13win-asian__category-card:hover .page-13win-asian__category-image {
        transform: scale(1.05);
    }

    .page-13win-asian__category-title {
        font-size: 1.4em;
        color: var(--page-13win-asian-secondary-color);
        padding: 20px 15px;
        margin: 0;
        background-color: #333333;
    }

    .page-13win-asian__features-list {
        list-style: none;
        padding: 0;
        margin: 40px auto 0;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
    }

    .page-13win-asian__feature-item {
        background-color: var(--page-13win-asian-dark-bg);
        padding: 25px;
        border-radius: 10px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
        text-align: left;
        border-left: 5px solid var(--page-13win-asian-primary-color);
        box-sizing: border-box;
    }

    .page-13win-asian__feature-item h3 {
        color: var(--page-13win-asian-secondary-color);
        margin-top: 0;
        font-size: 1.3em;
        margin-bottom: 10px;
    }

    .page-13win-asian__feature-item p {
        color: var(--page-13win-asian-text-color);
        font-size: 1em;
    }

    .page-13win-asian__provider-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 20px;
        margin-top: 40px;
    }

    .page-13win-asian__provider-card {
        background-color: var(--page-13win-asian-light-bg);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
        text-align: center;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: transform 0.3s ease;
        box-sizing: border-box;
    }

    .page-13win-asian__provider-card:hover {
        transform: translateY(-5px);
    }

    .page-13win-asian__provider-logo-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        margin-bottom: 15px;
    }

    .page-13win-asian__provider-logo {
        max-width: 150px; /* Adjusted from 100% to ensure it's not too wide */
        height: auto;
        display: block;
        margin: 0 auto; /* Center the image if it's smaller than the wrapper */
        min-height: 80px; /* Ensure minimum height for visual consistency */
        object-fit: contain;
    }

    .page-13win-asian__provider-name {
        font-size: 1.1em;
        color: var(--page-13win-asian-text-color);
        font-weight: bold;
    }

    .page-13win-asian__payment-methods {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
        margin-top: 40px;
    }

    .page-13win-asian__payment-item {
        background-color: var(--page-13win-asian-light-bg);
        padding: 15px 25px;
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
        color: var(--page-13win-asian-text-color);
        font-weight: bold;
        font-size: 1.1em;
        transition: background-color 0.3s ease;
        box-sizing: border-box;
    }

    .page-13win-asian__payment-item:hover {
        background-color: #3a3a3a;
    }

    .page-13win-asian__social-media {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
        margin-top: 40px;
    }

    .page-13win-asian__social-item {
        background-color: var(--page-13win-asian-light-bg);
        padding: 15px 25px;
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
        color: var(--page-13win-asian-text-color);
        font-weight: bold;
        font-size: 1.1em;
        transition: background-color 0.3s ease;
        box-sizing: border-box;
    }

    .page-13win-asian__social-item:hover {
        background-color: #3a3a3a;
    }

    .page-13win-asian__faq-section {
        background-color: var(--page-13win-asian-light-bg);
    }

    .page-13win-asian__faq-container {
        max-width: 800px;
        margin: 0 auto;
        text-align: left;
    }

    .page-13win-asian__faq-item {
        background-color: var(--page-13win-asian-dark-bg);
        margin-bottom: 15px;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
        border: 1px solid var(--page-13win-asian-border-color);
    }

    .page-13win-asian__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 25px;
        cursor: pointer;
        user-select: none;
        background-color: var(--page-13win-asian-dark-bg);
        transition: background-color 0.3s ease;
    }

    .page-13win-asian__faq-question:hover {
        background-color: #333333;
    }

    .page-13win-asian__faq-question h3 {
        margin: 0;
        font-size: 1.2em;
        color: var(--page-13win-asian-secondary-color);
        pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-13win-asian__faq-toggle {
        font-size: 1.8em;
        font-weight: bold;
        color: var(--page-13win-asian-primary-color);
        transition: transform 0.3s ease;
        pointer-events: none; /* Prevent toggle from blocking click event */
    }

    .page-13win-asian__faq-item.active .page-13win-asian__faq-toggle {
        transform: rotate(45deg);
    }

    .page-13win-asian__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 25px;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
        color: var(--page-13win-asian-text-color);
        opacity: 0;
    }

    .page-13win-asian__faq-item.active .page-13win-asian__faq-answer {
        max-height: 2000px !important; /* Use !important to ensure override */
        padding: 20px 25px !important; /* Use !important to ensure override */
        opacity: 1;
    }

    .page-13win-asian__floating-buttons {
        position: fixed;
        bottom: 20px;
        display: flex;
        gap: 15px;
        z-index: 1000;
        width: 100%;
        justify-content: center;
        padding: 0 20px;
        box-sizing: border-box;
    }

    .page-13win-asian__register-button,
    .page-13win-asian__login-button {
        background-color: var(--page-13win-asian-primary-color);
        color: var(--page-13win-asian-text-color);
        padding: 12px 25px;
        border-radius: 30px;
        font-size: 1.1em;
        font-weight: bold;
        border: none;
        cursor: pointer;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
        transition: background-color 0.3s ease, transform 0.2s ease;
        flex-grow: 1;
        max-width: 180px;
    }

    .page-13win-asian__login-button {
        background-color: var(--page-13win-asian-accent-color);
    }

    .page-13win-asian__register-button:hover,
    .page-13win-asian__login-button:hover {
        transform: translateY(-2px);
    }
    .page-13win-asian__register-button:active,
    .page-13win-asian__login-button:active {
        transform: translateY(0);
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
    }


    /* Responsive Design */
    @media (max-width: 768px) {
        .page-13win-asian__main-heading {
            font-size: 2em;
        }

        .page-13win-asian__sub-heading {
            font-size: 1.2em;
        }

        .page-13win-asian__section-title {
            font-size: 1.8em;
        }

        .page-13win-asian__game-categories {
            grid-template-columns: 1fr;
        }

        .page-13win-asian__category-card {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
        }

        .page-13win-asian__category-image-wrapper {
            width: 100% !important;
            max-width: 100% !important;
            overflow: hidden !important;
            box-sizing: border-box !important;
        }

        .page-13win-asian__category-image {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
        }

        .page-13win-asian__features-list {
            grid-template-columns: 1fr;
            margin-left: 0 !important;
            margin-right: 0 !important;
            padding: 0 !important;
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
        }

        .page-13win-asian__feature-item {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            padding: 15px !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
        }

        .page-13win-asian__provider-grid {
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        }

        .page-13win-asian__provider-card {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            padding: 15px !important;
        }

        .page-13win-asian__provider-logo-wrapper {
            width: 100% !important;
            max-width: 100% !important;
            overflow: hidden !important;
            box-sizing: border-box !important;
        }

        .page-13win-asian__provider-logo {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
        }

        .page-13win-asian__payment-methods,
        .page-13win-asian__social-media {
            flex-direction: column;
            align-items: center;
        }

        .page-13win-asian__payment-item,
        .page-13win-asian__social-item {
            width: 80%;
            max-width: 300px;
            padding: 12px 20px;
            box-sizing: border-box;
        }

        .page-13win-asian__faq-question {
            padding: 15px 20px;
        }

        .page-13win-asian__faq-question h3 {
            font-size: 1em;
        }

        .page-13win-asian__faq-answer {
            padding: 0 20px;
        }

        .page-13win-asian__faq-item.active .page-13win-asian__faq-answer {
            padding: 15px 20px !important;
        }

        .page-13win-asian__floating-buttons {
            flex-direction: row; /* Keep them side-by-side or stack if too narrow */
            gap: 10px;
            padding: 0 10px;
        }

        .page-13win-asian__register-button,
        .page-13win-asian__login-button {
            padding: 10px 20px;
            font-size: 1em;
            max-width: unset;
        }
    }

    @media (max-width: 480px) {
        .page-13win-asian__floating-buttons {
            flex-direction: column;
            align-items: center;
            bottom: 10px;
        }
        .page-13win-asian__register-button,
        .page-13win-asian__login-button {
            width: 90%;
            max-width: 250px;
        }
    }