:root {
        --primary-color: #e44d26; /* Cam đậm */
        --secondary-color: #f7931e; /* Cam sáng */
        --dark-bg: #1a1a1a; /* Nền tối */
        --light-text: #ffffff; /* Chữ sáng */
        --accent-color: #ffd700; /* Vàng kim */
        --border-color: #333333; /* Màu viền */
        --button-hover-color: #cf3c1c; /* Nút hover */
    }

    .page-t-i-13win {
        font-family: 'Arial', sans-serif;
        color: var(--light-text);
        background-color: var(--dark-bg);
        line-height: 1.6;
    }

    .page-t-i-13win__section {
        padding: 40px 20px;
        max-width: 1200px;
        margin: 0 auto;
        text-align: center;
    }

    .page-t-i-13win__hero-section {
        background: linear-gradient(135deg, var(--dark-bg), #2a2a2a);
        padding-top: 10px; /* Adjusted for header offset */
        padding-bottom: 60px;
        position: relative;
        overflow: hidden;
    }

    .page-t-i-13win__hero-content {
        position: relative;
        z-index: 2;
        padding: 20px;
    }

    .page-t-i-13win__hero-title {
        font-size: 2.8em;
        color: var(--accent-color);
        margin-bottom: 15px;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-t-i-13win__hero-subtitle {
        font-size: 1.3em;
        color: var(--light-text);
        margin-bottom: 30px;
        max-width: 800px;
        margin-left: auto;
        margin-right: auto;
    }

    .page-t-i-13win__cta-button {
        display: inline-block;
        background-color: var(--primary-color);
        color: var(--light-text);
        padding: 15px 30px;
        border-radius: 8px;
        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: 10px;
    }

    .page-t-i-13win__cta-button:hover {
        background-color: var(--button-hover-color);
        transform: translateY(-3px);
    }

    .page-t-i-13win__hero-image {
        width: 100%;
        max-width: 600px;
        height: auto;
        margin-top: 30px;
        border-radius: 15px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
        display: block;
        margin-left: auto;
        margin-right: auto;
    }

    .page-t-i-13win__title {
        font-size: 2.2em;
        color: var(--secondary-color);
        margin-bottom: 30px;
        position: relative;
        padding-bottom: 10px;
    }

    .page-t-i-13win__title::after {
        content: '';
        position: absolute;
        left: 50%;
        bottom: 0;
        transform: translateX(-50%);
        width: 80px;
        height: 4px;
        background-color: var(--accent-color);
        border-radius: 2px;
    }

    .page-t-i-13win__text {
        font-size: 1.1em;
        margin-bottom: 20px;
        color: #cccccc;
    }

    .page-t-i-13win__features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
        margin-top: 40px;
    }

    .page-t-i-13win__feature-item {
        background-color: #2c2c2c;
        padding: 25px;
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        text-align: left;
        border-left: 5px solid var(--primary-color);
        transition: transform 0.3s ease;
        box-sizing: border-box;
    }

    .page-t-i-13win__feature-item:hover {
        transform: translateY(-5px);
    }

    .page-t-i-13win__feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 15px;
        display: block;
        max-width: 100%;
        height: auto;
        border-radius: 5px;
    }

    .page-t-i-13win__feature-title {
        font-size: 1.4em;
        color: var(--secondary-color);
        margin-bottom: 10px;
    }

    .page-t-i-13win__download-steps {
        list-style: none;
        padding: 0;
        margin-top: 40px;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }

    .page-t-i-13win__step-item {
        background-color: #2c2c2c;
        padding: 25px;
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        text-align: center;
        border: 1px solid var(--border-color);
        box-sizing: border-box;
    }

    .page-t-i-13win__step-number {
        font-size: 2.5em;
        color: var(--primary-color);
        font-weight: bold;
        margin-bottom: 15px;
    }

    .page-t-i-13win__step-title {
        font-size: 1.3em;
        color: var(--accent-color);
        margin-bottom: 10px;
    }

    .page-t-i-13win__step-description {
        color: #cccccc;
    }

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

    .page-t-i-13win__game-card {
        background-color: #2c2c2c;
        border-radius: 10px;
        overflow: hidden;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        transition: transform 0.3s ease;
        border: 1px solid var(--border-color);
        box-sizing: border-box;
    }

    .page-t-i-13win__game-card:hover {
        transform: translateY(-5px);
    }

    .page-t-i-13win__game-image {
        width: 100%;
        height: 180px;
        object-fit: cover;
        display: block;
        max-width: 100%;
    }

    .page-t-i-13win__game-info {
        padding: 15px;
    }

    .page-t-i-13win__game-title {
        font-size: 1.2em;
        color: var(--light-text);
        margin-bottom: 10px;
    }

    .page-t-i-13win__game-description {
        font-size: 0.9em;
        color: #cccccc;
    }

    .page-t-i-13win__providers-list,
    .page-t-i-13win__payments-list {
        list-style: none;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
        margin-top: 30px;
    }

    .page-t-i-13win__list-item {
        background-color: #2c2c2c;
        color: var(--light-text);
        padding: 10px 20px;
        border-radius: 5px;
        font-size: 0.95em;
        border: 1px solid var(--border-color);
        box-sizing: border-box;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    .page-t-i-13win__promo-link {
        color: var(--accent-color);
        text-decoration: none;
        font-weight: bold;
        transition: color 0.3s ease;
    }

    .page-t-i-13win__promo-link:hover {
        color: var(--primary-color);
    }

    /* FAQ Styles */
    .page-t-i-13win__faq-section {
        background-color: #222222;
        padding: 60px 20px;
    }

    .page-t-i-13win__faq-container {
        max-width: 900px;
        margin: 0 auto;
        text-align: left;
    }

    .page-t-i-13win__faq-item {
        background-color: #2c2c2c;
        margin-bottom: 15px;
        border-radius: 8px;
        overflow: hidden;
        border: 1px solid var(--border-color);
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-t-i-13win__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 18px 25px;
        background-color: #3a3a3a;
        cursor: pointer;
        user-select: none;
        font-size: 1.15em;
        color: var(--light-text);
        font-weight: bold;
        transition: background-color 0.3s ease;
    }

    .page-t-i-13win__faq-question h3 {
        margin: 0;
        font-size: 1.15em;
        color: var(--light-text);
        pointer-events: none; /* Crucial for click event on parent */
    }

    .page-t-i-13win__faq-question:hover {
        background-color: #4a4a4a;
    }

    .page-t-i-13win__faq-toggle {
        font-size: 1.5em;
        font-weight: bold;
        color: var(--accent-color);
        transition: transform 0.3s ease;
        pointer-events: none; /* Crucial for click event on parent */
    }

    .page-t-i-13win__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 25px;
        background-color: #2c2c2c;
        color: #cccccc;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
        opacity: 0;
        text-align: left;
    }

    .page-t-i-13win__faq-item.active .page-t-i-13win__faq-answer {
        max-height: 2000px !important; /* Sufficiently large */
        padding: 20px 25px !important;
        opacity: 1;
    }

    .page-t-i-13win__faq-item.active .page-t-i-13win__faq-toggle {
        transform: rotate(45deg); /* Change + to X or similar */
    }

    /* Responsive Design */
    @media (max-width: 768px) {
        .page-t-i-13win__hero-title {
            font-size: 2em;
        }

        .page-t-i-13win__hero-subtitle {
            font-size: 1em;
        }

        .page-t-i-13win__cta-button {
            padding: 12px 25px;
            font-size: 1em;
        }

        .page-t-i-13win__title {
            font-size: 1.8em;
        }

        .page-t-i-13win__text {
            font-size: 0.95em;
        }

        .page-t-i-13win__features-grid,
        .page-t-i-13win__download-steps,
        .page-t-i-13win__game-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .page-t-i-13win__feature-item,
        .page-t-i-13win__step-item,
        .page-t-i-13win__game-card {
            padding: 20px;
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
        }

        .page-t-i-13win__providers-list,
        .page-t-i-13win__payments-list {
            flex-direction: column;
            align-items: center;
            gap: 10px;
            padding: 0 !important;
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
        }
        
        .page-t-i-13win__list-item {
            width: 90% !important; /* Adjust as needed to prevent overflow */
            max-width: 90% !important;
            box-sizing: border-box !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
            word-break: break-word !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
        }

        .page-t-i-13win__faq-question {
            padding: 15px 20px;
            font-size: 1em;
        }

        .page-t-i-13win__faq-question h3 {
            font-size: 1em;
        }

        .page-t-i-13win__faq-answer {
            padding: 0 20px;
        }

        .page-t-i-13win__faq-item.active .page-t-i-13win__faq-answer {
            padding: 15px 20px !important;
        }

        .page-t-i-13win__section {
            padding: 30px 15px;
        }
        
        .page-t-i-13win__hero-image,
        .page-t-i-13win__game-image,
        .page-t-i-13win__feature-icon {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
        }
    }