/* style/blog.css */

/* Biến màu sắc */
:root {
    --k9cc-main-color: #11A84E;
    --k9cc-accent-color: #22C768;
    --k9cc-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --k9cc-card-bg: #11271B;
    --k9cc-bg: #08160F;
    --k9cc-text-main: #F2FFF6;
    --k9cc-text-secondary: #A7D9B8;
    --k9cc-border: #2E7A4E;
    --k9cc-glow: #57E38D;
    --k9cc-gold: #F2C14E;
    --k9cc-divider: #1E3A2A;
    --k9cc-deep-green: #0A4B2C;
}

.page-blog {
    font-family: 'Arial', sans-serif;
    color: var(--k9cc-text-main); /* Mặc định chữ sáng trên nền tối */
    background-color: var(--k9cc-bg); /* Nền chính của trang */
}

.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;
    padding: 60px 0;
    padding-top: 10px; /* Nhỏ để không bị đè lên header */
    background-color: var(--k9cc-deep-green);
    overflow: hidden;
}

.page-blog__hero-image-wrapper {
    width: 100%;
    max-height: 600px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 30px;
}

.page-blog__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.page-blog__hero-content {
    text-align: center;
    max-width: 900px;
    padding: 0 20px;
    z-index: 1;
    color: var(--k9cc-text-main);
}

.page-blog__main-title {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--k9cc-gold);
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.page-blog__description {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--k9cc-text-secondary);
    margin-bottom: 30px;
}

.page-blog__description a {
    color: var(--k9cc-glow);
    text-decoration: none;
}

.page-blog__description a:hover {
    text-decoration: underline;
}

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

.page-blog__btn-primary,
.page-blog__btn-secondary {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
}

.page-blog__btn-primary {
    background: var(--k9cc-button-gradient);
    color: var(--k9cc-text-main);
    border: 2px solid transparent;
}

.page-blog__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(42, 209, 111, 0.4);
}

.page-blog__btn-secondary {
    background: transparent;
    color: var(--k9cc-glow);
    border: 2px solid var(--k9cc-glow);
}

.page-blog__btn-secondary:hover {
    background: var(--k9cc-glow);
    color: var(--k9cc-bg);
    transform: translateY(-3px);
}

/* Sections */
.page-blog__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    color: var(--k9cc-gold);
    text-align: center;
    margin-bottom: 25px;
    padding-top: 40px;
}

.page-blog__section-description {
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--k9cc-text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px auto;
}

.page-blog__section-description a {
    color: var(--k9cc-glow);
    text-decoration: none;
}

.page-blog__section-description a:hover {
    text-decoration: underline;
}

/* Articles Section */
.page-blog__articles-section {
    padding: 60px 0;
    background-color: var(--k9cc-bg);
}

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

.page-blog__article-card {
    background-color: var(--k9cc-card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--k9cc-border);
}

.page-blog__article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.5);
}

.page-blog__article-link {
    text-decoration: none;
    display: block;
    color: inherit;
}

.page-blog__article-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.page-blog__article-content {
    padding: 25px;
}

.page-blog__article-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--k9cc-text-main);
    margin-bottom: 15px;
    line-height: 1.4;
}

.page-blog__highlight-text {
    color: var(--k9cc-glow);
}

.page-blog__article-meta {
    font-size: 0.9rem;
    color: var(--k9cc-text-secondary);
    margin-bottom: 10px;
}

.page-blog__article-excerpt {
    font-size: 1rem;
    color: var(--k9cc-text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.page-blog__article-excerpt a {
    color: var(--k9cc-glow);
    text-decoration: none;
}

.page-blog__article-excerpt a:hover {
    text-decoration: underline;
}

.page-blog__read-more-btn {
    display: inline-block;
    color: var(--k9cc-glow);
    font-weight: 600;
    text-decoration: none;
    position: relative;
}

.page-blog__read-more-btn::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--k9cc-glow);
    bottom: -3px;
    left: 0;
    transform: scaleX(0);
    transform-origin: bottom right;
    transition: transform 0.3s ease-out;
}

.page-blog__read-more-btn:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.page-blog__view-all-button-container {
    text-align: center;
    margin-top: 50px;
}

/* Info Section */
.page-blog__info-section {
    padding: 60px 0;
    background-color: var(--k9cc-deep-green);
    color: var(--k9cc-text-main);
    text-align: center;
}

.page-blog__info-section p {
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 900px;
    margin: 20px auto;
    color: var(--k9cc-text-secondary);
}

.page-blog__info-section p a {
    color: var(--k9cc-glow);
    text-decoration: none;
}

.page-blog__info-section p a:hover {
    text-decoration: underline;
}

/* FAQ Section */
.page-blog__faq-section {
    padding: 60px 0;
    background-color: var(--k9cc-bg);
}

.page-blog__faq-list {
    max-width: 900px;
    margin: 40px auto 0 auto;
}

.page-blog__faq-item {
    background-color: var(--k9cc-card-bg);
    border: 1px solid var(--k9cc-border);
    border-radius: 12px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--k9cc-text-main);
    transition: background-color 0.3s ease;
}

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

.page-blog__faq-item summary:hover {
    background-color: var(--k9cc-deep-green);
}

.page-blog__faq-qtext {
    flex-grow: 1;
    margin-right: 15px;
}

.page-blog__faq-toggle {
    font-size: 1.8rem;
    line-height: 1;
    color: var(--k9cc-glow);
    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 25px;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--k9cc-text-secondary);
}

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

.page-blog__faq-answer a {
    color: var(--k9cc-glow);
    text-decoration: none;
}

.page-blog__faq-answer a:hover {
    text-decoration: underline;
}

/* CTA Section at bottom */
.page-blog__cta-section {
    padding: 80px 0;
    background-color: var(--k9cc-deep-green);
    text-align: center;
}

/* Dark/Light BG Specifics */
.page-blog__dark-section {
    background-color: var(--k9cc-deep-green);
    color: var(--k9cc-text-main);
}

.page-blog__light-bg {
    background-color: var(--k9cc-bg);
    color: var(--k9cc-text-main);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-blog__hero-content {
        max-width: 700px;
    }

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

@media (max-width: 768px) {
    .page-blog__hero-section {
        padding: 40px 0;
        padding-top: 10px !important;
    }

    .page-blog__hero-image-wrapper {
        max-height: 400px;
        margin-bottom: 20px;
    }

    .page-blog__main-title {
        font-size: 2rem;
        margin-bottom: 15px;
    }

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

    .page-blog__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }

    .page-blog__btn-primary,
    .page-blog__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 0.95rem;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    
    .page-blog__section-title {
        font-size: 2rem;
        padding-top: 30px;
    }

    .page-blog__section-description {
        font-size: 0.95rem;
        margin-bottom: 30px;
    }

    .page-blog__articles-section,
    .page-blog__info-section,
    .page-blog__faq-section,
    .page-blog__cta-section {
        padding: 40px 0;
    }

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

    .page-blog__article-image {
        height: 180px;
    }

    .page-blog__article-title {
        font-size: 1.15rem;
    }

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

    .page-blog__faq-item summary {
        font-size: 1.05rem;
        padding: 18px 20px;
    }

    .page-blog__faq-answer {
        padding: 0 20px 18px 20px;
        font-size: 0.95rem;
    }

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

    .page-blog__section,
    .page-blog__card,
    .page-blog__container,
    .page-blog__hero-section,
    .page-blog__hero-content,
    .page-blog__hero-image-wrapper,
    .page-blog__articles-section,
    .page-blog__info-section,
    .page-blog__faq-section,
    .page-blog__cta-section,
    .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__hero-content {
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-blog__hero-image-wrapper {
        padding-left: 0;
        padding-right: 0;
    }
}

@media (max-width: 480px) {
    .page-blog__main-title {
        font-size: 1.8rem;
    }

    .page-blog__section-title {
        font-size: 1.6rem;
    }
}