/* style/blog.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm */

:root {
    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --dark-text-color: #333333;
    --light-text-color: #FFFFFF;
    --background-light: #F8F9FA;
    --background-dark: #0D0D0D; /* Giả định var(--black-color) là màu tối */
    --button-login-color: #EA7C07;
}

.page-blog {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--light-text-color); /* Mặc định chữ sáng trên nền tối của body */
}

.page-blog__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 500px;
    padding: 60px 20px;
    padding-top: 10px; /* Nhỏ gọn hơn so với var(--header-offset) */
    box-sizing: border-box;
    overflow: hidden;
}

.page-blog__hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.page-blog__hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5); /* Lớp phủ để chữ dễ đọc hơn */
    border-radius: 8px;
}

.page-blog__main-title {
    font-size: clamp(2em, 4vw, 3.2em);
    color: var(--light-text-color);
    margin-bottom: 15px;
    font-weight: bold;
    line-height: 1.2;
}

.page-blog__hero-description {
    font-size: clamp(1em, 1.5vw, 1.2em);
    color: var(--light-text-color);
    margin-bottom: 30px;
}

.page-blog__btn-primary,
.page-blog__btn-secondary {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
    box-sizing: border-box;
    text-align: center;
}

.page-blog__btn-primary {
    background-color: var(--primary-color);
    color: var(--light-text-color);
    border: 2px solid var(--primary-color);
}

.page-blog__btn-primary:hover {
    background-color: #1a7fb3;
    border-color: #1a7fb3;
}

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

.page-blog__btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--light-text-color);
}

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

.page-blog__introduction-section,
.page-blog__benefits-section,
.page-blog__faq-section {
    padding: 60px 0;
    background-color: var(--background-light);
    color: var(--dark-text-color);
}

.page-blog__categories-section,
.page-blog__featured-articles,
.page-blog__cta-section {
    padding: 60px 0;
    background-color: var(--primary-color);
    color: var(--light-text-color);
}

.page-blog__section-title {
    font-size: clamp(1.8em, 3vw, 2.5em);
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
    line-height: 1.3;
}

.page-blog__introduction-section .page-blog__section-title,
.page-blog__benefits-section .page-blog__section-title,
.page-blog__faq-section .page-blog__section-title {
    color: var(--dark-text-color);
}

.page-blog__text-block {
    margin-bottom: 20px;
    font-size: 1.05em;
    line-height: 1.7;
    text-align: justify;
}

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

.page-blog__category-card,
.page-blog__article-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    color: var(--light-text-color);
    text-decoration: none;
}

.page-blog__category-card:hover,
.page-blog__article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.page-blog__card-title,
.page-blog__article-title {
    font-size: 1.4em;
    margin-bottom: 15px;
    font-weight: bold;
    color: var(--light-text-color);
}

.page-blog__category-card .page-blog__card-title {
    color: var(--light-text-color);
}

.page-blog__card-description,
.page-blog__article-excerpt {
    font-size: 0.95em;
    color: var(--light-text-color);
    flex-grow: 1;
}

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

.page-blog__benefit-item {
    background-color: var(--secondary-color);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    color: var(--dark-text-color);
}

.page-blog__benefit-title {
    font-size: 1.5em;
    margin-bottom: 15px;
    color: var(--primary-color);
    font-weight: bold;
}

.page-blog__article-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
    display: block;
}

.page-blog__article-content {
    padding: 0 10px;
    text-align: left;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-blog__article-meta {
    font-size: 0.85em;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
}

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

.page-blog__faq-list {
    margin-top: 40px;
}

.page-blog__faq-item {
    background-color: var(--secondary-color);
    border-radius: 8px;
    margin-bottom: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    color: var(--dark-text-color);
}

.page-blog__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1.1em;
    color: var(--primary-color);
    list-style: none;
}

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

.page-blog__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    margin-left: 10px;
}

.page-blog__faq-answer {
    padding: 0 20px 20px;
    font-size: 0.95em;
    line-height: 1.6;
    color: var(--dark-text-color);
}

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

.page-blog__faq-answer a {
    color: var(--primary-color);
    text-decoration: underline;
}

.page-blog__cta-section {
    text-align: center;
    padding: 80px 0;
}

.page-blog__cta-section .page-blog__text-block {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 40px;
    color: var(--light-text-color);
}

/* Responsive styles */
@media (max-width: 1024px) {
    .page-blog__hero-content {
        padding: 15px;
    }

    .page-blog__main-title {
        font-size: clamp(2em, 4.5vw, 3em);
    }

    .page-blog__hero-description {
        font-size: clamp(0.9em, 1.4vw, 1.1em);
    }

    .page-blog__category-card, .page-blog__article-card {
        padding: 20px;
    }
}

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

    .page-blog__hero-section {
        min-height: 400px;
        padding: 40px 15px;
        padding-top: 10px !important;
    }

    .page-blog__hero-content {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }

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

    .page-blog__hero-description {
        font-size: clamp(0.9em, 3vw, 1.1em);
    }

    .page-blog__section-title {
        font-size: clamp(1.5em, 5vw, 2em);
        margin-bottom: 30px;
    }

    .page-blog__introduction-section,
    .page-blog__categories-section,
    .page-blog__benefits-section,
    .page-blog__featured-articles,
    .page-blog__faq-section,
    .page-blog__cta-section {
        padding: 40px 0;
    }

    .page-blog__container {
        padding: 0 15px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    .page-blog__category-grid,
    .page-blog__article-grid,
    .page-blog__benefit-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-blog__text-block {
        font-size: 1em;
    }

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

    .page-blog__article-image {
        height: auto;
    }

    /* Buttons responsive */
    .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__view-all-button-container {
        padding: 0 15px;
        box-sizing: border-box !important;
    }

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

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