:root {
    --primary-color: #E53935;
    --secondary-color: #FF5A4F;
    --text-main-color: #333333;
    --card-bg-color: #FFFFFF;
    --background-color-page: #F5F7FA;
    --border-color: #E0E0E0;
}

/* Base styles for the page-khuynmi content */
.page-khuynmi {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-main-color); /* Ensures text is dark on light background */
    background-color: var(--background-color-page);
    padding: 20px 0; /* General padding, specific sections will override */
}

.page-khuynmi__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.page-khuynmi__section {
    padding: 60px 0;
    margin-bottom: 30px;
    border-radius: 8px;
    overflow: hidden; /* For dark background sections */
}

.page-khuynmi__light-bg {
    background-color: var(--background-color-page);
    color: var(--text-main-color);
}

.page-khuynmi__dark-bg {
    background-color: var(--primary-color); /* Using primary color for dark section */
    color: #ffffff; /* White text for contrast */
}

.page-khuynmi__title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-main-color);
}

.page-khuynmi__title--white {
    color: #ffffff;
}

.page-khuynmi__description {
    font-size: 18px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px auto;
    color: var(--text-main-color);
}

.page-khuynmi__description--white {
    color: #ffffff;
}

.page-khuynmi a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-khuynmi a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* HERO Section */
.page-khuynmi__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    padding-top: 10px; /* Small top padding as body padding-top handles header offset */
    background-color: var(--background-color-page); /* Consistent background */
}

.page-khuynmi__hero-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%; /* Ensure it takes full width */
}

.page-khuynmi__hero-image {
    width: 100%;
    margin-bottom: 30px;
}

.page-khuynmi__hero-image img {
    width: 100%;
    height: auto;
    max-width: 100%;
    display: block;
    border-radius: 8px;
    object-fit: cover;
    min-height: 200px; /* Minimum image size */
}

.page-khuynmi__hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 100%;
}

.page-khuynmi__hero-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--text-main-color);
    line-height: 1.2;
    letter-spacing: -1px;
}

.page-khuynmi__hero-description {
    font-size: 20px;
    margin-bottom: 30px;
    color: var(--text-main-color);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-khuynmi__cta-button {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 5px;
    font-size: 18px;
    font-weight: bold;
    margin-top: 30px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    max-width: 100%; /* Ensure responsiveness */
    box-sizing: border-box; /* Include padding/border in width */
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Break long words */
}

.page-khuynmi__cta-button:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.page-khuynmi__cta-button--secondary {
    background: #ffffff;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.page-khuynmi__cta-button--secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* General image wrapper for content images */
.page-khuynmi__image-wrapper {
    margin: 40px auto;
    max-width: 800px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-khuynmi__image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    min-height: 200px; /* Minimum image size */
}

/* Promo Grid */
.page-khuynmi__promo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-khuynmi__card {
    background-color: var(--card-bg-color);
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color); /* Ensure visibility on light background */
}

.page-khuynmi__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-khuynmi__card-image-wrapper {
    width: 100%;
    height: 200px; /* Fixed height for consistency */
    overflow: hidden;
}

.page-khuynmi__card-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    min-height: 200px; /* Minimum image size */
}

.page-khuynmi__card-body {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.page-khuynmi__card-title {
    font-size: 22px;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--primary-color);
    line-height: 1.3;
}

.page-khuynmi__card-text {
    font-size: 16px;
    color: var(--text-main-color);
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-khuynmi__card-button {
    display: inline-block;
    padding: 12px 25px;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s ease;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-khuynmi__card-button:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Lists (How to Participate, T&C) */
.page-khuynmi__list {
    list-style: none;
    padding: 0;
    margin: 40px auto;
    max-width: 900px;
}

.page-khuynmi__list--white .page-khuynmi__list-item {
    background-color: rgba(255, 255, 255, 0.1); /* Semi-transparent white for dark background */
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-khuynmi__list-item {
    background-color: var(--card-bg-color);
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease;
    border: 1px solid var(--border-color);
}

.page-khuynmi__list-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.page-khuynmi__list-item h3 {
    font-size: 22px;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.page-khuynmi__list--white .page-khuynmi__list-item h3 {
    color: #ffffff;
}

.page-khuynmi__list-item p {
    font-size: 16px;
    margin-bottom: 0;
    color: var(--text-main-color);
}

.page-khuynmi__list--white .page-khuynmi__list-item p {
    color: #ffffff;
}

/* FAQ Section */
.page-khuynmi__faq-section {
    padding-bottom: 80px;
}

.page-khuynmi__faq-list {
    max-width: 900px;
    margin: 40px auto 20px auto;
}

details.page-khuynmi__faq-item {
    margin-bottom: 15px;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    background: var(--card-bg-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

details.page-khuynmi__faq-item summary.page-khuynmi__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.3s ease;
    color: var(--text-main-color);
}

details.page-khuynmi__faq-item summary.page-khuynmi__faq-question::-webkit-details-marker {
    display: none;
}

details.page-khuynmi__faq-item summary.page-khuynmi__faq-question:hover {
    background: #f5f5f5;
}

.page-khuynmi__faq-qtext {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.5;
    text-align: left;
    color: var(--primary-color); /* FAQ question color */
}

.page-khuynmi__faq-toggle {
    font-size: 24px;
    font-weight: bold;
    color: #666;
    flex-shrink: 0;
    margin-left: 15px;
    width: 28px;
    text-align: center;
}

details.page-khuynmi__faq-item .page-khuynmi__faq-answer {
    padding: 0 20px 20px;
    background: #f9f9f9;
    border-radius: 0 0 5px 5px;
    color: var(--text-main-color);
}

.page-khuynmi__faq-answer p {
    margin-top: 10px;
    margin-bottom: 0;
}

.page-khuynmi__support-cta {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background-color: var(--card-bg-color);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
}

.page-khuynmi__support-cta .page-khuynmi__description {
    margin-bottom: 20px;
    color: var(--text-main-color);
}


/* Conclusion Section */
.page-khuynmi__conclusion-section {
    text-align: center;
    padding: 80px 0;
    margin-bottom: 0; /* Last section, no bottom margin */
    border-radius: 0; /* No border radius for full width */
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-khuynmi__title {
        font-size: 32px;
    }
    .page-khuynmi__description {
        font-size: 17px;
    }
    .page-khuynmi__hero-title {
        font-size: 42px;
    }
    .page-khuynmi__hero-description {
        font-size: 18px;
    }
    .page-khuynmi__promo-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-khuynmi__section {
        padding: 40px 0;
        margin-bottom: 20px;
    }
    .page-khuynmi__hero-section {
        padding-top: 10px !important; /* Ensure small top padding on mobile */
        padding-bottom: 40px;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-khuynmi__hero-title {
        font-size: 32px;
        letter-spacing: 0;
    }
    .page-khuynmi__hero-description {
        font-size: 16px;
    }
    .page-khuynmi__cta-button {
        padding: 12px 30px;
        font-size: 16px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    .page-khuynmi__title {
        font-size: 28px;
        margin-bottom: 15px;
    }
    .page-khuynmi__description {
        font-size: 16px;
        margin-bottom: 30px;
    }
    .page-khuynmi__promo-grid {
        grid-template-columns: 1fr; /* Single column on mobile */
        gap: 20px;
    }
    .page-khuynmi__card-title {
        font-size: 20px;
    }
    .page-khuynmi__card-text {
        font-size: 15px;
    }
    .page-khuynmi__card-button {
        font-size: 15px;
        padding: 10px 20px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    .page-khuynmi__list-item h3 {
        font-size: 18px;
    }
    .page-khuynmi__list-item p {
        font-size: 15px;
    }

    details.page-khuynmi__faq-item summary.page-khuynmi__faq-question {
        padding: 15px;
    }
    .page-khuynmi__faq-qtext {
        font-size: 16px;
    }
    .page-khuynmi__faq-answer {
        padding: 0 15px 15px;
    }
    .page-khuynmi__faq-answer p {
        font-size: 15px;
    }

    /* Mobile image responsiveness */
    .page-khuynmi img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        min- /* Adjust min-height for mobile */
    }
    .page-khuynmi__section,
    .page-khuynmi__card,
    .page-khuynmi__container,
    .page-khuynmi__promo-grid,
    .page-khuynmi__faq-list,
    .page-khuynmi__list {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-khuynmi__hero-image {
        margin-bottom: 20px;
    }
}

/* Ensure images and buttons do not use CSS filters */
.page-khuynmi img {
    filter: none !important;
}