/* style/blog.css */

/* Base styles for page-blog, assuming dark body background from shared.css */
.page-blog {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-main, #F2FFF6); /* Text Main */
    background-color: var(--bg-dark, #08160F); /* Background color */
}

.page-blog a {
    color: var(--gold, #F2C14E); /* Gold for links */
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-blog a:hover {
    color: var(--glow, #57E38D); /* Glow on hover */
}

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

/* Hero Section */
.page-blog__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column; /* Image on top, content below */
    align-items: center;
    padding-top: 10px; /* Small top margin, body handles overall header offset */
    padding-bottom: 60px;
    overflow: hidden; /* Ensure image doesn't overflow */
    background-color: var(--deep-green, #0A4B2C); /* Fallback background */
}

.page-blog__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 500px; /* Limit height for aesthetic */
}

.page-blog__hero-content {
    text-align: center;
    padding: 40px 20px;
    max-width: 900px;
    z-index: 1;
    color: var(--text-main, #F2FFF6);
    background-color: var(--card-bg, #11271B); /* Ensure content block has a background */
    margin-top: -80px; /* Overlap slightly with image for visual flow */
    position: relative;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color, #2E7A4E);
}

.page-blog__main-title {
    font-size: clamp(2em, 4vw, 3.5em);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--gold, #F2C14E);
    letter-spacing: 1px;
}

.page-blog__hero-description {
    font-size: 1.2em;
    margin-bottom: 30px;
    color: var(--text-secondary, #A7D9B8);
}

/* CTA Button */
.page-blog__cta-button {
    display: inline-block;
    padding: 15px 30px;
    background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Button gradient */
    color: #ffffff;
    border-radius: 8px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    border: none;
    cursor: pointer;
}

.page-blog__cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-blog__cta-button--secondary {
    background: transparent;
    border: 2px solid var(--primary-color, #11A84E);
    color: var(--primary-color, #11A84E);
    margin-left: 15px;
}
.page-blog__cta-button--secondary:hover {
    background: var(--primary-color, #11A84E);
    color: #ffffff;
}

/* Section Titles */
.page-blog__section-title {
    font-size: clamp(1.8em, 3vw, 2.5em);
    font-weight: 700;
    color: var(--gold, #F2C14E);
    text-align: center;
    margin-bottom: 40px;
    padding-top: 40px;
}

/* Text Blocks */
.page-blog__text-block {
    margin-bottom: 20px;
    font-size: 1.1em;
    color: var(--text-secondary, #A7D9B8);
    text-align: justify;
}

/* Feature Grid */
.page-blog__feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-blog__feature-card {
    background-color: var(--card-bg, #11271B);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color, #2E7A4E);
}

.page-blog__feature-card:hover {
    transform: translateY(-5px);
}

.page-blog__feature-title {
    font-size: 1.4em;
    color: var(--text-main, #F2FFF6);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-blog__feature-description {
    color: var(--text-secondary, #A7D9B8);
    font-size: 1em;
}

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

.page-blog__article-card {
    background-color: var(--card-bg, #11271B);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color, #2E7A4E);
}

.page-blog__article-card:hover {
    transform: translateY(-5px);
}

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

.page-blog__article-content {
    padding: 20px;
}

.page-blog__article-title {
    font-size: 1.3em;
    margin-bottom: 10px;
    line-height: 1.4;
}

.page-blog__article-title a {
    color: var(--text-main, #F2FFF6);
    text-decoration: none;
}

.page-blog__article-title a:hover {
    color: var(--gold, #F2C14E);
}

.page-blog__article-meta {
    font-size: 0.9em;
    color: var(--text-secondary, #A7D9B8);
    margin-bottom: 15px;
}

.page-blog__article-excerpt {
    font-size: 1em;
    color: var(--text-secondary, #A7D9B8);
    margin-bottom: 20px;
}

.page-blog__read-more-btn {
    display: inline-block;
    padding: 10px 20px;
    background: var(--primary-color, #11A84E);
    color: #ffffff;
    border-radius: 5px;
    font-size: 0.9em;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.page-blog__read-more-btn:hover {
    background-color: var(--secondary-color, #22C768);
}

.page-blog__view-all-posts,
.page-blog__view-all-news {
    text-align: center;
    margin-top: 50px;
}

/* Lists */
.page-blog__list {
    list-style: none;
    padding: 0;
    margin-top: 40px;
}

.page-blog__list li {
    background-color: var(--card-bg, #11271B);
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--divider, #1E3A2A);
}

.page-blog__list-item-title {
    font-size: 1.2em;
    margin-bottom: 10px;
}

.page-blog__list-item-title a {
    color: var(--text-main, #F2FFF6);
}

.page-blog__list-item-title a:hover {
    color: var(--gold, #F2C14E);
}

.page-blog__list li p {
    color: var(--text-secondary, #A7D9B8);
    font-size: 0.95em;
}

/* Community Section */
.page-blog__community-card {
    background-color: var(--card-bg, #11271B);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 40px;
    padding: 30px;
    border: 1px solid var(--border-color, #2E7A4E);
}

.page-blog__community-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
}

.page-blog__community-content {
    text-align: center;
    max-width: 700px;
}

.page-blog__community-title {
    font-size: 1.5em;
    color: var(--text-main, #F2FFF6);
    margin-bottom: 15px;
}

.page-blog__community-description {
    color: var(--text-secondary, #A7D9B8);
    margin-bottom: 30px;
}

/* FAQ Section */
.page-blog__faq-list {
    margin-top: 40px;
}

.page-blog__faq-item {
    background-color: var(--card-bg, #11271B);
    border: 1px solid var(--divider, #1E3A2A);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-blog__faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.1em;
    font-weight: 600;
    color: var(--text-main, #F2FFF6);
    cursor: pointer;
    list-style: none; /* Remove default marker */
    outline: none;
}

.page-blog__faq-item summary::-webkit-details-marker {
    display: none; /* Remove default marker for Webkit */
}

.page-blog__faq-question {
    flex-grow: 1;
}

.page-blog__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    margin-left: 15px;
    color: var(--gold, #F2C14E);
    transition: transform 0.3s ease;
}

.page-blog__faq-item[open] .page-blog__faq-toggle {
    transform: rotate(45deg);
}

.page-blog__faq-answer {
    padding: 0 25px 20px;
    color: var(--text-secondary, #A7D9B8);
    font-size: 1em;
}

.page-blog__faq-answer p {
    margin-bottom: 0;
}

/* Conclusion Section */
.page-blog__conclusion-section {
    text-align: center;
    padding-bottom: 60px;
}

.page-blog__cta-group {
    margin-top: 40px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}


/* Responsive Design */
@media (max-width: 992px) {
    .page-blog__hero-content {
        margin-top: -50px;
        padding: 30px 15px;
    }
    .page-blog__main-title {
        font-size: clamp(1.8em, 5vw, 3em);
    }
    .page-blog__hero-description {
        font-size: 1.1em;
    }
    .page-blog__section-title {
        font-size: clamp(1.6em, 4vw, 2.2em);
    }
    .page-blog__feature-grid,
    .page-blog__article-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-blog__hero-section {
        padding-bottom: 40px;
    }
    .page-blog__hero-image {
        max-height: 300px;
    }
    .page-blog__hero-content {
        margin-top: -30px;
        padding: 25px 15px;
    }
    .page-blog__main-title {
        font-size: clamp(1.5em, 6vw, 2.5em);
    }
    .page-blog__hero-description {
        font-size: 1em;
    }
    .page-blog__cta-button {
        padding: 12px 25px;
        font-size: 0.9em;
    }
    .page-blog__cta-button--secondary {
        margin-left: 0;
    }
    .page-blog__section-title {
        font-size: clamp(1.4em, 5vw, 2em);
        margin-bottom: 30px;
        padding-top: 30px;
    }
    .page-blog__text-block {
        font-size: 1em;
        text-align: left; /* Align text left on mobile for readability */
    }
    .page-blog__container {
        padding: 0 15px;
    }
    .page-blog__feature-grid,
    .page-blog__article-grid {
        grid-template-columns: 1fr; /* Single column on mobile */
        gap: 20px;
    }
    .page-blog__article-image {
        height: 180px;
    }
    .page-blog__article-title {
        font-size: 1.2em;
    }
    .page-blog__community-card {
        flex-direction: column;
        padding: 20px;
    }
    .page-blog__community-image {
        margin-bottom: 15px;
    }
    .page-blog__community-title {
        font-size: 1.3em;
    }
    .page-blog__faq-item summary {
        padding: 15px 20px;
        font-size: 1em;
    }
    .page-blog__faq-answer {
        padding: 0 20px 15px;
    }
    .page-blog__cta-group {
        flex-direction: column;
        align-items: center;
    }

    /* Forced responsive styles for images, videos, buttons */
    .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__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;
    }

    .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__btn-secondary,
    .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;
        padding-right: 15px;
    }

    .page-blog__cta-buttons {
        display: flex;
        flex-direction: column; /* Mobile vertical stacking */
        gap: 10px;
    }
    /* Ensure no filter is used */
    .page-blog img {
      filter: none !important;
    }
}