.page-blog-loi-ich-khi-tham-gia-vn123 {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333333; /* Default text color for light body background */
    background-color: #F5F7FA; /* Custom background color */
}

.page-blog-loi-ich-khi-tham-gia-vn123__top-section {
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 40px;
    background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
    color: #ffffff;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-blog-loi-ich-khi-tham-gia-vn123__hero-image-wrapper {
    width: 100%;
    max-width: 1200px; /* Constrain image width */
    margin-bottom: 20px;
    overflow: hidden;
    border-radius: 8px;
}

.page-blog-loi-ich-khi-tham-gia-vn123__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 8px;
}

.page-blog-loi-ich-khi-tham-gia-vn123__hero-content {
    max-width: 900px;
    padding: 0 20px;
}

.page-blog-loi-ich-khi-tham-gia-vn123__main-title {
    font-size: clamp(1.8em, 4vw, 2.8em);
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
    color: #ffffff;
}

.page-blog-loi-ich-khi-tham-gia-vn123__intro-text {
    font-size: 1.1em;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #f0f0f0;
}

.page-blog-loi-ich-khi-tham-gia-vn123__cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-blog-loi-ich-khi-tham-gia-vn123__btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
}

.page-blog-loi-ich-khi-tham-gia-vn123__btn--primary {
    background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
    color: #ffffff;
    border: 2px solid #FF5A4F;
}

.page-blog-loi-ich-khi-tham-gia-vn123__btn--primary:hover {
    background: linear-gradient(180deg, #E53935 0%, #FF5A4F 100%);
    transform: translateY(-2px);
}

.page-blog-loi-ich-khi-tham-gia-vn123__btn--secondary {
    background-color: #ffffff;
    color: #E53935;
    border: 2px solid #E53935;
}

.page-blog-loi-ich-khi-tham-gia-vn123__btn--secondary:hover {
    background-color: #f0f0f0;
    transform: translateY(-2px);
}

.page-blog-loi-ich-khi-tham-gia-vn123__article-wrap {
    max-width: 1150px;
    margin: 40px auto;
    padding: 0 20px;
    background-color: #FFFFFF;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.page-blog-loi-ich-khi-tham-gia-vn123__content-area {
    padding: 30px;
}

.page-blog-loi-ich-khi-tham-gia-vn123__section-title {
    font-size: 2em;
    color: #E53935;
    margin-top: 30px;
    margin-bottom: 15px;
    font-weight: 700;
}

.page-blog-loi-ich-khi-tham-gia-vn123 p {
    margin-bottom: 1em;
    color: #333333;
}

.page-blog-loi-ich-khi-tham-gia-vn123__figure {
    margin: 25px 0;
    text-align: center;
    background-color: #f9f9f9;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #E0E0E0;
}

.page-blog-loi-ich-khi-tham-gia-vn123__image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: 6px;
    object-fit: cover;
}

.page-blog-loi-ich-khi-tham-gia-vn123__figcaption {
    font-style: italic;
    font-size: 0.9em;
    color: #555555;
    margin-top: 10px;
}

.page-blog-loi-ich-khi-tham-gia-vn123__list {
    list-style-type: disc;
    margin-left: 20px;
    margin-bottom: 1em;
    color: #333333;
}

.page-blog-loi-ich-khi-tham-gia-vn123__list-item {
    margin-bottom: 0.5em;
}

.page-blog-loi-ich-khi-tham-gia-vn123__cta-bottom {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #E0E0E0;
    text-align: center;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-blog-loi-ich-khi-tham-gia-vn123 a {
    color: #E53935;
    text-decoration: none;
}

.page-blog-loi-ich-khi-tham-gia-vn123 a:hover {
    text-decoration: underline;
}

/* Responsive styles for tablets and mobiles */
@media (max-width: 1024px) {
    .page-blog-loi-ich-khi-tham-gia-vn123__main-title {
        font-size: clamp(1.6em, 5vw, 2.5em);
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__section-title {
        font-size: 1.8em;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__article-wrap {
        margin: 20px auto;
        padding: 0 15px;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__content-area {
        padding: 25px;
    }
}

@media (max-width: 768px) {
    /* 1. Top section title + CTA */
    .page-blog-loi-ich-khi-tham-gia-vn123__top-section {
        padding-top: 10px !important; /* Small top padding, body handles header offset */
        padding-bottom: 30px;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__hero-content {
        padding: 0 15px;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__main-title {
        font-size: clamp(1.5em, 6vw, 2.2em);
        margin-bottom: 10px;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__intro-text {
        font-size: 1em;
        margin-bottom: 20px;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__cta-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px;
    }

    /* 2. Single column long text containers */
    .page-blog-loi-ich-khi-tham-gia-vn123__article-wrap {
        margin: 15px auto;
        padding: 0 10px;
        box-sizing: border-box !important;
        width: 100% !important;
        max-width: 100% !important;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__content-area {
        padding: 20px;
        box-sizing: border-box !important;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__section-title {
        font-size: 1.5em;
        margin-top: 25px;
        margin-bottom: 10px;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123 p,
    .page-blog-loi-ich-khi-tham-gia-vn123__list-item {
        font-size: 0.95em;
    }

    /* 3. General images and figures */
    .page-blog-loi-ich-khi-tham-gia-vn123 img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__figure {
        padding: 10px;
        margin: 20px 0;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__hero-image-wrapper,
    .page-blog-loi-ich-khi-tham-gia-vn123__section,
    .page-blog-loi-ich-khi-tham-gia-vn123__card,
    .page-blog-loi-ich-khi-tham-gia-vn123__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* 4. Buttons and button containers */
    .page-blog-loi-ich-khi-tham-gia-vn123__btn,
    .page-blog-loi-ich-khi-tham-gia-vn123__btn--primary,
    .page-blog-loi-ich-khi-tham-gia-vn123__btn--secondary,
    .page-blog-loi-ich-khi-tham-gia-vn123 a[class*="button"],
    .page-blog-loi-ich-khi-tham-gia-vn123 a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-blog-loi-ich-khi-tham-gia-vn123__cta-buttons,
    .page-blog-loi-ich-khi-tham-gia-vn123__button-group,
    .page-blog-loi-ich-khi-tham-gia-vn123__btn-container,
    .page-blog-loi-ich-khi-tham-gia-vn123__cta-bottom {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
        gap: 10px;
        flex-direction: column; /* Ensure vertical stacking on mobile for CTA buttons */
    }

    /* 5. Registration tutorial and FAQ blocks (Not explicitly in this page, but included for checklist compliance if they were) */
    /* Assuming no explicit FAQ accordion or registration tutorial for this blog post. */
    /* If present, they would have specific mobile rules here. */

    .page-blog-loi-ich-khi-tham-gia-vn123__cta-bottom {
        padding-top: 20px;
        margin-top: 30px;
    }

    /* General mobile readability enhancements */
    .page-blog-loi-ich-khi-tham-gia-vn123 {
        font-size: 16px;
        line-height: 1.6;
    }
}