/* style/blog.css */
/* body đã có padding-top: var(--header-offset) từ shared.css, không lặp lại */

/* Biến màu tùy chỉnh */
:root {
    --dn88-green-primary: #11A84E;
    --dn88-green-secondary: #22C768;
    --dn88-bg-dark: #08160F;
    --dn88-card-bg: #11271B;
    --dn88-text-main: #F2FFF6;
    --dn88-text-secondary: #A7D9B8;
    --dn88-border: #2E7A4E;
    --dn88-glow: #57E38D;
    --dn88-gold: #F2C14E;
    --dn88-divider: #1E3A2A;
    --dn88-deep-green: #0A4B2C;
    --dn88-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-blog {
    background-color: var(--dn88-bg-dark);
    color: var(--dn88-text-main); /* Text main for general content */
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

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

/* Hero Section */
.page-blog__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 10px 0 60px 0; /* body đã xử lý padding-top, chỉ cần 10px trang trí */
    overflow: hidden;
    background-color: var(--dn88-deep-green); /* Fallback background for hero */
}

.page-blog__hero-image-wrapper {
    width: 100%;
    max-height: 500px; /* Limit height for hero image */
    overflow: hidden;
}

.page-blog__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    filter: brightness(0.7); /* Slightly darken image for text readability, no color change */
}

.page-blog__hero-content {
    position: relative; /* Ensure content is above image but not overlapping */
    max-width: 800px;
    padding: 40px 20px;
    z-index: 2;
    margin-top: -150px; /* Pull content up over the bottom part of the image */
    background: linear-gradient(0deg, var(--dn88-bg-dark) 0%, rgba(8, 22, 15, 0.8) 50%, transparent 100%);
    border-radius: 15px;
}

.page-blog__main-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    color: var(--dn88-text-main);
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
}

.page-blog__hero-description {
    font-size: 1.15rem;
    color: var(--dn88-text-secondary);
    margin-bottom: 30px;
}

.page-blog__hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

/* General Buttons */
.page-blog__btn-primary,
.page-blog__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
}

.page-blog__btn-primary {
    background: var(--dn88-button-gradient);
    color: var(--dn88-text-main); /* White text on dark button */
    border: none;
    box-shadow: 0 4px 15px rgba(34, 199, 104, 0.4);
}

.page-blog__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(34, 199, 104, 0.6);
}

.page-blog__btn-secondary {
    background-color: transparent;
    color: var(--dn88-green-secondary);
    border: 2px solid var(--dn88-green-secondary);
}

.page-blog__btn-secondary:hover {
    background-color: var(--dn88-green-secondary);
    color: var(--dn88-bg-dark); /* Dark text on light button */
}

/* Section Titles */
.page-blog__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--dn88-text-main);
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
    position: relative;
    padding-bottom: 15px;
}

.page-blog__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--dn88-green-secondary);
    border-radius: 2px;
}

.page-blog__section-intro {
    font-size: 1.05rem;
    color: var(--dn88-text-secondary);
    text-align: center;
    max-width: 900px;
    margin: 0 auto 50px auto;
}

/* Latest Posts Section */
.page-blog__latest-posts-section {
    padding: 60px 0;
    background-color: var(--dn88-bg-dark);
}

.page-blog__posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.page-blog__post-card {
    background-color: var(--dn88-card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.page-blog__post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-blog__post-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.page-blog__post-thumbnail {
    width: 100%;
    height: 225px; /* Fixed height for consistency */
    object-fit: cover;
    display: block;
    min-width: 200px;
    min-height: 200px;
}

.page-blog__post-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-blog__post-title {
    font-size: 1.3rem;
    color: var(--dn88-text-main);
    margin-bottom: 10px;
    font-weight: bold;
    line-height: 1.4;
}

.page-blog__post-excerpt {
    font-size: 0.95rem;
    color: var(--dn88-text-secondary);
    margin-bottom: 15px;
    flex-grow: 1;
}

.page-blog__post-meta {
    font-size: 0.85rem;
    color: var(--dn88-green-secondary);
    font-weight: 500;
}

.page-blog__view-all-button {
    text-align: center;
}

/* Featured Articles Section */
.page-blog__featured-articles-section {
    padding: 60px 0;
    background-color: var(--dn88-deep-green); /* Darker background */
}

.page-blog__articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-blog__article-item {
    background-color: var(--dn88-card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.page-blog__article-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-blog__article-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.page-blog__article-thumbnail {
    width: 100%;
    height: 225px; /* Fixed height for consistency */
    object-fit: cover;
    display: block;
    min-width: 200px;
    min-height: 200px;
}

.page-blog__article-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-blog__article-title {
    font-size: 1.3rem;
    color: var(--dn88-text-main);
    margin-bottom: 10px;
    font-weight: bold;
    line-height: 1.4;
}

.page-blog__article-excerpt {
    font-size: 0.95rem;
    color: var(--dn88-text-secondary);
    margin-bottom: 15px;
    flex-grow: 1;
}

.page-blog__article-meta {
    font-size: 0.85rem;
    color: var(--dn88-green-secondary);
    font-weight: 500;
}

/* FAQ Section */
.page-blog__faq-section {
    padding: 60px 0;
    background-color: var(--dn88-bg-dark);
}

.page-blog__faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.page-blog__faq-item {
    background-color: var(--dn88-card-bg);
    border: 1px solid var(--dn88-border);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-blog__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.15rem;
    font-weight: bold;
    color: var(--dn88-text-main);
    cursor: pointer;
    background-color: var(--dn88-deep-green); /* Darker background for question */
    transition: background-color 0.3s ease;
    list-style: none; /* For <details> summary */
}

.page-blog__faq-question::-webkit-details-marker {
    display: none; /* For <details> summary */
}

.page-blog__faq-item[open] > .page-blog__faq-question {
    background-color: var(--dn88-green-primary);
    color: var(--dn88-text-main);
}

.page-blog__faq-question:hover {
    background-color: var(--dn88-green-primary);
}

.page-blog__faq-toggle {
    font-size: 1.5rem;
    line-height: 1;
    margin-left: 15px;
    color: var(--dn88-gold);
}

.page-blog__faq-answer {
    padding: 20px 25px;
    font-size: 1rem;
    color: var(--dn88-text-secondary);
    background-color: var(--dn88-card-bg);
    border-top: 1px solid var(--dn88-border);
}

/* CTA Section */
.page-blog__cta-section {
    padding: 60px 0;
    background-color: var(--dn88-bg-dark);
}

.page-blog__cta-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: var(--dn88-deep-green);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    position: relative;
}

.page-blog__cta-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 30px;
    filter: brightness(0.8); /* Slightly darken image */
    min-width: 200px;
    min-height: 200px;
}

.page-blog__cta-content {
    max-width: 700px;
    z-index: 1;
}

.page-blog__cta-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    color: var(--dn88-text-main);
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.3;
}

.page-blog__cta-description {
    font-size: 1.1rem;
    color: var(--dn88-text-secondary);
    margin-bottom: 30px;
}

.page-blog__cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-blog__hero-content {
        margin-top: -100px; /* Adjust for smaller screens */
    }
}

@media (max-width: 768px) {
    .page-blog__container {
        padding: 0 15px;
    }

    .page-blog__hero-section {
        padding-bottom: 40px;
    }

    .page-blog__hero-content {
        margin-top: -80px; /* Further adjustment */
        padding: 30px 15px;
    }

    .page-blog__main-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
    }

    .page-blog__hero-description {
        font-size: 1rem;
    }

    .page-blog__btn-primary,
    .page-blog__btn-secondary {
        width: 100%;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 0.95rem;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    
    .page-blog__hero-cta {
        flex-direction: column;
        gap: 15px;
    }

    .page-blog__section-title {
        font-size: clamp(1.5rem, 6vw, 2.2rem);
        margin-bottom: 30px;
    }

    .page-blog__section-intro {
        margin-bottom: 30px;
    }

    .page-blog__posts-grid,
    .page-blog__articles-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .page-blog__post-thumbnail,
    .page-blog__article-thumbnail {
        height: 180px;
    }

    .page-blog__post-title,
    .page-blog__article-title {
        font-size: 1.2rem;
    }

    .page-blog__post-excerpt,
    .page-blog__article-excerpt {
        font-size: 0.9rem;
    }

    .page-blog__faq-question {
        font-size: 1rem;
        padding: 15px 20px;
    }

    .page-blog__faq-answer {
        font-size: 0.95rem;
        padding: 15px 20px;
    }

    .page-blog__cta-wrapper {
        padding: 30px 15px;
    }

    .page-blog__cta-image {
        margin-bottom: 20px;
    }

    .page-blog__cta-title {
        font-size: clamp(1.5rem, 6vw, 2.2rem);
    }

    .page-blog__cta-description {
        font-size: 1rem;
    }
    
    .page-blog__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }

    /* Mobile image and video responsive rules */
    .page-blog img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-blog video,
    .page-blog__video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-blog__section,
    .page-blog__card,
    .page-blog__container,
    .page-blog__cta-wrapper,
    .page-blog__video-section,
    .page-blog__video-container,
    .page-blog__video-wrapper,
    .page-blog__cta-buttons,
    .page-blog__button-group,
    .page-blog__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important; /* Ensure no overflow */
    }

    .page-blog__video-section {
        padding-top: 10px !important; /* body đã承担 --header-offset，此处禁止 var(--header-offset) */
    }
    
    .page-blog__cta-button,
    .page-blog__btn-primary,
    .page-blog a[class*="button"],
    .page-blog 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; /* Add padding to button text if button is full width */
        padding-right: 15px;
    }
    
    /* If multiple buttons in a row, ensure they wrap or stack */
    .page-blog__cta-buttons {
        flex-wrap: wrap !important;
        gap: 10px;
        flex-direction: column !important; /* Stack buttons vertically on mobile */
    }
}

/* Ensure content area images are not too small */
.page-blog__post-thumbnail,
.page-blog__article-thumbnail,
.page-blog__cta-image {
    min-width: 200px;
    min-height: 150px; /* Adjusted to ensure area is >= 200x200 equivalent */
}

/* Any img under .page-blog should meet min size requirement */
.page-blog img {
    min-width: 200px;
    min- /* Example, depends on aspect ratio to get >=200px area */
}