:root {
        --primary-color: #e44d26; /* A vibrant orange/red for action */
        --secondary-color: #333;
        --text-color: #333;
        --light-text-color: #f8f8f8;
        --background-light: #f4f7f6;
        --background-dark: #2c3e50;
        --border-color: #ddd;
        --accent-color: #5cb85c; /* Green for success/highlight */
    }

    /* Base styles for the page content container */
    .page-c-ch-r-t-ti-n-f168 {
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        line-height: 1.6;
        color: var(--text-color);
        max-width: 1200px;
        margin: 0 auto;
        padding: 10px 20px 40px; /* Adjusted padding-top as per instruction */
        box-sizing: border-box;
    }

    .page-c-ch-r-t-ti-n-f168__section {
        background-color: #fff;
        margin-bottom: 30px;
        padding: 30px;
        border-radius: 8px;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    }

    .page-c-ch-r-t-ti-n-f168__hero-section {
        background-color: var(--background-dark);
        color: var(--light-text-color);
        text-align: center;
        padding: 60px 20px;
        border-radius: 8px;
        margin-bottom: 30px;
        position: relative;
        overflow: hidden;
    }

    .page-c-ch-r-t-ti-n-f168__hero-background {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 0.3;
        z-index: 0;
    }

    .page-c-ch-r-t-ti-n-f168__hero-content {
        position: relative;
        z-index: 1;
    }

    .page-c-ch-r-t-ti-n-f168__hero-title {
        font-size: 2.8em;
        margin-bottom: 15px;
        color: #fff;
        line-height: 1.2;
    }

    .page-c-ch-r-t-ti-n-f168__hero-subtitle {
        font-size: 1.2em;
        margin-bottom: 30px;
        max-width: 800px;
        margin-left: auto;
        margin-right: auto;
        opacity: 0.9;
    }

    .page-c-ch-r-t-ti-n-f168__button {
        display: inline-block;
        background-color: var(--primary-color);
        color: #fff;
        padding: 12px 25px;
        border-radius: 5px;
        text-decoration: none;
        font-weight: bold;
        transition: background-color 0.3s ease;
        border: none;
        cursor: pointer;
        font-size: 1em;
    }

    .page-c-ch-r-t-ti-n-f168__button:hover {
        background-color: #c43e1f;
    }

    .page-c-ch-r-t-ti-n-f168__heading-primary {
        font-size: 2.2em;
        color: var(--secondary-color);
        text-align: center;
        margin-bottom: 30px;
    }

    .page-c-ch-r-t-ti-n-f168__heading-secondary {
        font-size: 1.8em;
        color: var(--primary-color);
        margin-bottom: 20px;
        border-bottom: 2px solid var(--primary-color);
        padding-bottom: 10px;
    }

    .page-c-ch-r-t-ti-n-f168__text-content {
        font-size: 1em;
        margin-bottom: 15px;
    }

    .page-c-ch-r-t-ti-n-f168__step-list {
        list-style: none;
        padding: 0;
    }

    .page-c-ch-r-t-ti-n-f168__step-item {
        display: flex;
        align-items: flex-start;
        margin-bottom: 20px;
        padding: 15px;
        background-color: var(--background-light);
        border-left: 5px solid var(--accent-color);
        border-radius: 4px;
        box-sizing: border-box;
    }

    .page-c-ch-r-t-ti-n-f168__step-number {
        flex-shrink: 0;
        width: 40px;
        height: 40px;
        background-color: var(--primary-color);
        color: #fff;
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
        font-weight: bold;
        font-size: 1.2em;
        margin-right: 15px;
    }

    .page-c-ch-r-t-ti-n-f168__step-content {
        flex-grow: 1;
    }

    .page-c-ch-r-t-ti-n-f168__step-title {
        font-size: 1.3em;
        color: var(--secondary-color);
        margin-top: 0;
        margin-bottom: 5px;
    }

    .page-c-ch-r-t-ti-n-f168__payment-methods-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
        margin-top: 20px;
    }

    .page-c-ch-r-t-ti-n-f168__payment-method-card {
        text-align: center;
        padding: 20px;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        background-color: #fff;
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }

    .page-c-ch-r-t-ti-n-f168__payment-method-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }

    .page-c-ch-r-t-ti-n-f168__payment-icon {
        width: 200px; /* Enforce minimum size */
        height: 200px; /* Enforce minimum size */
        object-fit: contain;
        margin-bottom: 10px;
        max-width: 100%; /* Ensure responsiveness */
        height: auto; /* Maintain aspect ratio */
    }

    .page-c-ch-r-t-ti-n-f168__payment-name {
        font-weight: bold;
        color: var(--secondary-color);
    }

    .page-c-ch-r-t-ti-n-f168__note-list {
        list-style: none;
        padding: 0;
    }

    .page-c-ch-r-t-ti-n-f168__note-item {
        background-color: #fff3cd; /* Light warning yellow */
        color: #856404; /* Darker yellow text */
        border: 1px solid #ffeeba;
        border-radius: 5px;
        padding: 15px;
        margin-bottom: 10px;
        display: flex;
        align-items: flex-start;
        box-sizing: border-box;
    }

    .page-c-ch-r-t-ti-n-f168__note-icon {
        flex-shrink: 0;
        margin-right: 10px;
        font-size: 1.5em;
        line-height: 1;
    }

    .page-c-ch-r-t-ti-n-f168__faq-list {
        list-style: none;
        padding: 0;
    }

    .page-c-ch-r-t-ti-n-f168__faq-item {
        margin-bottom: 10px;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        overflow: hidden;
        background-color: #fff;
    }

    .page-c-ch-r-t-ti-n-f168__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 20px;
        background-color: var(--background-light);
        cursor: pointer;
        user-select: none;
        transition: background-color 0.3s ease;
    }

    .page-c-ch-r-t-ti-n-f168__faq-question:hover {
        background-color: #e0e0e0;
    }

    .page-c-ch-r-t-ti-n-f168__faq-question h3 {
        margin: 0;
        font-size: 1.1em;
        color: var(--secondary-color);
        pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-c-ch-r-t-ti-n-f168__faq-toggle {
        font-size: 1.5em;
        font-weight: bold;
        color: var(--primary-color);
        transition: transform 0.3s ease;
        pointer-events: none; /* Prevent toggle from blocking click event */
    }

    .page-c-ch-r-t-ti-n-f168__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 15px; /* Initial padding for collapsed state */
        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);
    }

    .page-c-ch-r-t-ti-n-f168__faq-item.active .page-c-ch-r-t-ti-n-f168__faq-answer {
        max-height: 2000px !important; /* Sufficiently large to contain content */
        padding: 20px 15px !important; /* Padding for expanded state */
        opacity: 1;
    }

    .page-c-ch-r-t-ti-n-f168__faq-item.active .page-c-ch-r-t-ti-n-f168__faq-toggle {
        transform: rotate(45deg); /* Change '+' to 'x' or similar, or just rotate */
    }

    /* Responsive Design */
    @media (max-width: 768px) {
        .page-c-ch-r-t-ti-n-f168 {
            padding: 10px 15px 30px;
        }

        .page-c-ch-r-t-ti-n-f168__hero-title {
            font-size: 2em;
        }

        .page-c-ch-r-t-ti-n-f168__hero-subtitle {
            font-size: 1em;
        }

        .page-c-ch-r-t-ti-n-f168__heading-primary {
            font-size: 1.8em;
        }

        .page-c-ch-r-t-ti-n-f168__heading-secondary {
            font-size: 1.5em;
        }

        .page-c-ch-r-t-ti-n-f168__step-item {
            flex-direction: column;
            align-items: center;
            padding: 15px !important;
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
        }
        .page-c-ch-r-t-ti-n-f168__step-number {
            margin-right: 0;
            margin-bottom: 10px;
        }
        .page-c-ch-r-t-ti-n-f168__step-content {
            text-align: center;
        }
        .page-c-ch-r-t-ti-n-f168__step-title {
            word-break: break-word !important; /* For long Vietnamese words */
        }

        .page-c-ch-r-t-ti-n-f168__payment-methods-grid {
            grid-template-columns: 1fr;
        }

        .page-c-ch-r-t-ti-n-f168__payment-method-card {
            padding: 15px;
        }

        .page-c-ch-r-t-ti-n-f168__note-item {
            padding: 15px !important;
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
        }

        .page-c-ch-r-t-ti-n-f168__faq-question {
            padding: 15px;
        }

        .page-c-ch-r-t-ti-n-f168__faq-question h3 {
            font-size: 1em;
            word-break: break-word !important; /* For long Vietnamese words */
        }

        /* Image responsiveness for all images */
        .page-c-ch-r-t-ti-n-f168 img {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
        }
        .page-c-ch-r-t-ti-n-f168__image-container {
            width: 100% !important;
            max-width: 100% !important;
            overflow: hidden !important;
            box-sizing: border-box !important;
        }
    }