/* style/blog.css */

/* Biến màu */
:root {
    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --text-dark: #333333;
    --text-light: #ffffff;
    --background-dark: #0a0a0a; /* Từ shared.css */
    --login-color: #EA7C07;
    --border-light: #e0e0e0;
}

/* Các quy tắc chung cho trang blog */
.page-blog {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-light); /* Màu chữ mặc định cho nền tối của body */
    background-color: var(--background-dark);
}

/* Phần Hero */
.page-blog__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 60px 20px;
    padding-top: 10px; /* Nhỏ để tránh trùng với padding-top của body */
    box-sizing: border-box;
    background-color: var(--background-dark);
}

.page-blog__hero-image-container {
    width: 100%;
    max-width: 1200px;
    margin-bottom: 30px;
}

.page-blog__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    object-fit: cover;
}

.page-blog__hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.page-blog__main-title {
    font-size: clamp(2em, 4vw, 3.2em);
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-blog__description {
    font-size: 1.1em;
    color: var(--secondary-color);
    margin-bottom: 30px;
}

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

.page-blog__section-title {
    font-size: 2.5em;
    color: var(--secondary-color);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 600;
}

/* Nút */
.page-blog__btn-primary,
.page-blog__btn-secondary {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05em;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
}

.page-blog__btn-primary {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: 2px solid var(--primary-color);
    margin: 10px;
}

.page-blog__btn-primary:hover {
    background-color: darken(var(--primary-color), 10%);
    border-color: darken(var(--primary-color), 10%);
}

.page-blog__btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    margin: 10px;
}

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

/* Phần bài viết mới nhất */
.page-blog__recent-posts-section {
    padding: 80px 0;
    background-color: var(--background-dark);
}

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

.page-blog__post-card {
    background-color: rgba(255, 255, 255, 0.1); /* Nền sáng hơn cho thẻ bài viết */
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    color: var(--text-light);
}

.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: block;
}

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

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

.page-blog__post-title {
    font-size: 1.5em;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.page-blog__post-meta {
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 15px;
}

.page-blog__post-excerpt {
    font-size: 1em;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 20px;
}

.page-blog__read-more {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.page-blog__read-more:hover {
    text-decoration: underline;
}

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

/* Phần danh mục */
.page-blog__categories-section {
    padding: 80px 0;
    background-color: var(--primary-color);
}

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

.page-blog__category-card {
    background-color: var(--secondary-color);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: var(--text-dark);
}

.page-blog__category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.page-blog__category-title {
    font-size: 1.3em;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.page-blog__category-description {
    font-size: 0.95em;
    color: var(--text-dark);
}

/* Phần CTA */
.page-blog__cta-section {
    padding: 80px 0;
    text-align: center;
    background-color: var(--background-dark);
}

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

/* Phần FAQ */
.page-blog__faq-section {
    padding: 80px 0;
    background-color: var(--background-dark);
}

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

.page-blog__faq-item {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    color: var(--text-light);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-blog__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.15em;
    font-weight: 600;
    color: var(--secondary-color);
    cursor: pointer;
    list-style: none;
    position: relative;
}

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

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

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

.page-blog__faq-toggle {
    font-size: 1.5em;
    margin-left: 15px;
    transition: transform 0.3s ease;
    color: var(--primary-color);
}

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

.page-blog__faq-answer {
    padding: 0 25px 20px;
    font-size: 1em;
    color: rgba(255, 255, 255, 0.8);
}

/* Màu nền và chữ cho các phần cụ thể */
.page-blog__dark-bg {
    background-color: var(--background-dark);
    color: var(--text-light);
}

.page-blog__light-bg {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
}

/* Responsive */
@media (max-width: 1024px) {
    .page-blog__main-title {
        font-size: clamp(1.8em, 5vw, 2.8em);
    }
    .page-blog__section-title {
        font-size: 2em;
    }
    .page-blog__post-image {
        height: 180px;
    }
    .page-blog__post-title {
        font-size: 1.3em;
    }
    .page-blog__category-card {
        padding: 25px;
    }
    .page-blog__faq-question {
        font-size: 1.1em;
    }
}

@media (max-width: 768px) {
    .page-blog {
        font-size: 16px;
        line-height: 1.6;
    }
    .page-blog__hero-section {
        padding: 40px 15px;
        padding-top: 10px !important;
    }
    .page-blog__main-title {
        font-size: clamp(1.5em, 6vw, 2.2em);
    }
    .page-blog__description {
        font-size: 1em;
    }
    .page-blog__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }
    .page-blog__recent-posts-section,
    .page-blog__categories-section,
    .page-blog__cta-section,
    .page-blog__faq-section {
        padding: 50px 0;
    }
    .page-blog__container {
        padding: 0 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    .page-blog__posts-grid,
    .page-blog__categories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .page-blog__post-image {
        height: 200px;
    }
    .page-blog__post-title {
        font-size: 1.2em;
    }
    .page-blog__post-content {
        padding: 20px;
    }
    .page-blog__faq-question {
        font-size: 1em;
        padding: 18px 20px;
    }
    .page-blog__faq-answer {
        padding: 0 20px 15px;
    }
    .page-blog__btn-primary,
    .page-blog__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 1em;
        margin: 5px 0;
    }
    .page-blog__cta-buttons {
        flex-direction: column !important;
        gap: 10px;
        padding: 0 15px;
    }

    /* Các hình ảnh, video và container phải tuân thủ */
    .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-image-container,
    .page-blog__posts-grid,
    .page-blog__categories-grid,
    .page-blog__faq-list {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-blog__hero-image-container {
        padding-left: 0;
        padding-right: 0;
    }
    .page-blog__post-card, .page-blog__category-card, .page-blog__faq-item {
        margin-left: 0;
        margin-right: 0;
    }
}

@media (max-width: 480px) {
    .page-blog__main-title {
        font-size: clamp(1.2em, 7vw, 1.8em);
    }
    .page-blog__section-title {
        font-size: 1.6em;
    }
}