/* style/blog.css */

/* Variables from custom palette */
:root {
    --page-blog-bg: #08160F;
    --page-blog-card-bg: #11271B;
    --page-blog-text-main: #F2FFF6;
    --page-blog-text-secondary: #A7D9B8;
    --page-blog-border: #2E7A4E;
    --page-blog-glow: #57E38D;
    --page-blog-gold: #F2C14E;
    --page-blog-divider: #1E3A2A;
    --page-blog-deep-green: #0A4B2C;
    --page-blog-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --page-blog-button-gradient-hover: linear-gradient(180deg, #13994A 0%, #2AD16F 100%); /* Slightly inverted for hover */
}

.page-blog {
    background-color: var(--page-blog-bg);
    color: var(--page-blog-text-main); /* Light text on dark background */
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    padding-bottom: 50px; /* Add some padding at the bottom */
}

/* General Container for content width */
.page-blog__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* Hero Section */
.page-blog__hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 60px;
    position: relative;
    background-color: var(--page-blog-deep-green); /* Use a darker green for the hero section background */
    overflow: hidden;
}

.page-blog__hero-image-wrapper {
    width: 100%;
    max-height: 500px; /* Limit height for aesthetic */
    overflow: hidden;
    margin-bottom: 30px;
}

.page-blog__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    filter: brightness(0.7); /* Slightly dim the image to make text pop, not changing color */
}

.page-blog__hero-content {
    max-width: 900px;
    margin: 0 auto;
    z-index: 1; /* Ensure content is above any background effects */
    padding: 0 20px;
}

.page-blog__main-title {
    font-size: clamp(2.2rem, 4vw, 3.2rem); /* Responsive H1 font size */
    font-weight: 700;
    color: var(--page-blog-gold); /* Gold for main title */
    margin-bottom: 15px;
    line-height: 1.2;
    text-shadow: 0 0 8px rgba(0, 0, 0, 0.5);
}

.page-blog__description {
    font-size: 1.1rem;
    color: var(--page-blog-text-secondary);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.page-blog__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

.page-blog__btn-primary,
.page-blog__btn-secondary,
.page-blog__read-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word; /* Break long words */
    box-sizing: border-box;
    max-width: 100%; /* Ensure button doesn't overflow */
    text-align: center; /* Center text in button */
}

.page-blog__btn-primary {
    background: var(--page-blog-button-gradient);
    color: var(--page-blog-text-main);
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-primary:hover {
    background: var(--page-blog-button-gradient-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-blog__btn-secondary {
    background: transparent;
    color: var(--page-blog-glow);
    border: 2px solid var(--page-blog-glow);
    box-shadow: 0 2px 10px rgba(87, 227, 141, 0.2);
}

.page-blog__btn-secondary:hover {
    background: var(--page-blog-glow);
    color: var(--page-blog-bg);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(87, 227, 141, 0.3);
}

.page-blog__read-more {
    background: none;
    color: var(--page-blog-gold);
    border: 1px solid var(--page-blog-gold);
    padding: 8px 15px;
    font-size: 0.9rem;
    margin-top: 15px;
}

.page-blog__read-more:hover {
    background: var(--page-blog-gold);
    color: var(--page-blog-bg);
    border-color: var(--page-blog-gold);
}


/* Section Titles & Descriptions */
.page-blog__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    color: var(--page-blog-gold);
    text-align: center;
    margin-bottom: 15px;
    font-weight: 700;
    padding-top: 40px;
}

.page-blog__section-description {
    font-size: 1rem;
    color: var(--page-blog-text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
}

/* Latest Articles Section */
.page-blog__latest-articles {
    padding: 60px 0;
    background-color: var(--page-blog-card-bg); /* Darker green background for article cards */
}

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

.page-blog__article-card {
    background-color: var(--page-blog-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.page-blog__article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
}

.page-blog__article-image-wrapper {
    width: 100%;
    height: 225px; /* Fixed height for consistency */
    overflow: hidden;
}

.page-blog__article-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.page-blog__article-card:hover .page-blog__article-image {
    transform: scale(1.05);
}

.page-blog__article-content {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-blog__article-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
}

.page-blog__article-title a {
    color: var(--page-blog-text-main);
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-blog__article-title a:hover {
    color: var(--page-blog-gold);
}

.page-blog__article-meta {
    font-size: 0.85rem;
    color: var(--page-blog-text-secondary);
    margin-bottom: 15px;
}

.page-blog__article-excerpt {
    font-size: 0.95rem;
    color: var(--page-blog-text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-blog__view-all {
    text-align: center;
    margin-top: 20px;
}

/* Category Section */
.page-blog__category-section {
    padding: 60px 0;
    background-color: var(--page-blog-bg);
}

.page-blog__categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.page-blog__category-card {
    background-color: var(--page-blog-card-bg);
    border-radius: 10px;
    overflow: hidden;
    text-decoration: none;
    color: var(--page-blog-text-main);
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

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

.page-blog__category-image {
    width: 100%;
    height: 180px; /* Consistent image height */
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.page-blog__category-card:hover .page-blog__category-image {
    transform: scale(1.05);
}

.page-blog__category-title {
    font-size: 1.2rem;
    font-weight: 600;
    padding: 20px;
    color: var(--page-blog-gold);
}

/* About bty523 link mới Section */
.page-blog__about-bty523 {
    padding: 60px 0;
    background-color: var(--page-blog-card-bg);
}

.page-blog__about-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    align-items: center;
}

.page-blog__text-block {
    flex: 1;
    min-width: 300px;
    color: var(--page-blog-text-secondary);
}

.page-blog__text-block p {
    margin-bottom: 15px;
}

.page-blog__image-block {
    flex: 1;
    min-width: 300px;
    text-align: center;
}

.page-blog__about-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    display: block; /* Ensure it behaves as a block element */
    margin: 0 auto; /* Center image if flex item */
}


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

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

.page-blog__faq-item {
    background-color: var(--page-blog-card-bg);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--page-blog-border);
}

.page-blog__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--page-blog-text-main);
    transition: background-color 0.3s ease;
}

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

.page-blog__faq-item[open] .page-blog__faq-question {
    background-color: var(--page-blog-deep-green);
}

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

/* Hide default details marker */
.page-blog__faq-item summary {
    list-style: none;
}
.page-blog__faq-item summary::-webkit-details-marker {
    display: none;
}

.page-blog__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 0.95rem;
    color: var(--page-blog-text-secondary);
    line-height: 1.6;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.page-blog__faq-item[open] .page-blog__faq-answer {
    max-height: 500px; /* Sufficient height for content */
    padding-top: 10px;
}

/* CTA Section */
.page-blog__cta-section {
    padding: 60px 0;
    text-align: center;
    background-color: var(--page-blog-deep-green);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-blog__hero-content {
        padding: 0 30px;
    }
    .page-blog__articles-grid,
    .page-blog__categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    .page-blog__about-content {
        flex-direction: column;
        text-align: center;
    }
    .page-blog__image-block {
        order: -1; /* Image above text on smaller screens */
    }
}

@media (max-width: 768px) {
    .page-blog {
        font-size: 16px;
        line-height: 1.6;
    }

    .page-blog__container {
        padding: 0 15px !important; /* Ensure padding on mobile */
    }

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

    .page-blog__main-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
        margin-bottom: 10px;
    }

    .page-blog__description {
        font-size: 1rem;
        margin-bottom: 25px;
    }

    .page-blog__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px; /* Ensure buttons have side padding */
    }
    .page-blog__btn-primary,
    .page-blog__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        box-sizing: border-box !important;
    }

    .page-blog__section-title {
        font-size: clamp(1.6rem, 5vw, 2.2rem);
        padding-top: 30px;
    }

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

    .page-blog__latest-articles,
    .page-blog__category-section,
    .page-blog__about-bty523,
    .page-blog__faq-section,
    .page-blog__cta-section {
        padding: 40px 0;
    }

    /* Images responsive */
    .page-blog img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
        box-sizing: border-box !important;
    }

    .page-blog__article-image-wrapper, .page-blog__category-image {
        height: auto; /* Allow height to adjust naturally */
    }

    .page-blog__article-card,
    .page-blog__category-card,
    .page-blog__about-content,
    .page-blog__faq-item {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .page-blog__faq-question {
        font-size: 1rem;
        padding: 15px 20px;
    }

    .page-blog__faq-answer {
        padding: 0 20px 15px 20px;
    }
}