/* style/blog.css */

/* Biến màu sắc */
:root {
    --color-primary: #11A84E;
    --color-secondary: #22C768;
    --color-button-gradient-start: #2AD16F;
    --color-button-gradient-end: #13994A;
    --color-card-bg: #11271B;
    --color-background: #08160F;
    --color-text-main: #F2FFF6;
    --color-text-secondary: #A7D9B8;
    --color-border: #2E7A4E;
    --color-glow: #57E38D;
    --color-gold: #F2C14E;
    --color-divider: #1E3A2A;
    --color-deep-green: #0A4B2C;
}

.page-blog {
    font-family: 'Arial', sans-serif;
    color: var(--color-text-main); /* Mặc định text màu sáng trên nền tối */
    background-color: var(--color-background); /* Nền chính của trang */
    line-height: 1.6;
}

.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;
    padding-top: 10px; /* body đã xử lý padding-top cho header-offset */
    background-color: var(--color-background);
    position: relative;
    overflow: hidden;
}

.page-blog__hero-image-wrapper {
    width: 100%;
    max-height: 500px; /* Giới hạn chiều cao hình ảnh chính */
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

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

.page-blog__hero-content {
    text-align: center;
    padding: 40px 20px;
    max-width: 900px;
    margin-top: -100px; /* Kéo nội dung lên một chút để chồng lên hình ảnh */
    position: relative;
    z-index: 1;
    background: linear-gradient(0deg, var(--color-background) 0%, rgba(8, 22, 15, 0.8) 50%, rgba(8, 22, 15, 0) 100%);
    padding-bottom: 60px;
    border-radius: 10px;
}

.page-blog__main-title {
    font-size: 2.8em;
    color: var(--color-text-main);
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
}

.page-blog__description {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    margin-bottom: 30px;
    max-width: 80%;
    margin-left: auto;
    margin-right: auto;
}

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

/* General Section Styling */
.page-blog__section {
    padding: 60px 0;
    background-color: var(--color-background);
}

.page-blog__section-title {
    font-size: 2.2em;
    color: var(--color-text-main);
    text-align: center;
    margin-bottom: 20px;
    font-weight: bold;
}

.page-blog__section-description {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

.page-blog__post-card {
    background-color: var(--color-card-bg);
    border-radius: 12px;
    overflow: hidden;
    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;
    border: 1px solid var(--color-border);
}

.page-blog__post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

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

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

.page-blog__post-title {
    font-size: 1.4em;
    color: var(--color-text-main);
    margin-bottom: 10px;
    font-weight: bold;
}

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

.page-blog__post-title a:hover {
    color: var(--color-secondary);
}

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

.page-blog__post-excerpt {
    font-size: 1em;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-blog__read-more {
    display: inline-block;
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.page-blog__read-more:hover {
    color: var(--color-glow);
}

.page-blog__view-all-wrapper {
    text-align: center;
}

/* Features Grid */
.page-blog__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.page-blog__feature-item {
    background-color: var(--color-card-bg);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--color-border);
}

.page-blog__feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-blog__feature-icon {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

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

.page-blog__feature-text {
    font-size: 1em;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

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

.page-blog__promo-card {
    background-color: var(--color-card-bg);
    border-radius: 12px;
    overflow: hidden;
    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;
    border: 1px solid var(--color-border);
}

.page-blog__promo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-blog__promo-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

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

.page-blog__promo-title {
    font-size: 1.4em;
    color: var(--color-text-main);
    margin-bottom: 10px;
    font-weight: bold;
}

.page-blog__promo-text {
    font-size: 1em;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

/* FAQ Section */
.page-blog__faq-section {
    background-color: var(--color-background);
}

.page-blog__faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.page-blog__faq-item {
    background-color: var(--color-card-bg);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--color-border);
}

.page-blog__faq-item summary {
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: bold;
    color: var(--color-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: rgba(var(--color-primary), 0.1);
}

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

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

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

/* Call to Action Section */
.page-blog__call-to-action {
    text-align: center;
    padding: 80px 0;
    background: linear-gradient(90deg, var(--color-deep-green) 0%, var(--color-primary) 100%);
}

.page-blog__cta-title {
    font-size: 2.5em;
    color: var(--color-text-main);
    margin-bottom: 20px;
    font-weight: bold;
}

.page-blog__cta-description {
    font-size: 1.2em;
    color: var(--color-text-main);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.page-blog__btn-primary,
.page-blog__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-blog__btn-primary {
    background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
    color: var(--color-text-main);
    border: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
    opacity: 0.9;
}

.page-blog__btn-secondary {
    background-color: transparent;
    color: var(--color-glow);
    border: 2px solid var(--color-glow);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-secondary:hover {
    background-color: var(--color-glow);
    color: var(--color-background);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-blog__main-title {
        font-size: 2.5em;
    }
    .page-blog__section-title {
        font-size: 2em;
    }
}

@media (max-width: 768px) {
    .page-blog__hero-content {
        margin-top: -60px;
        padding: 30px 15px;
        padding-bottom: 50px;
    }
    .page-blog__main-title {
        font-size: 2em;
        max-width: 100%;
    }
    .page-blog__description {
        font-size: 1em;
        max-width: 100%;
    }
    .page-blog__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    .page-blog__btn-primary, .page-blog__btn-secondary {
        width: 100%;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 1em;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    .page-blog__section {
        padding: 40px 0;
    }
    .page-blog__section-title {
        font-size: 1.8em;
    }
    .page-blog__section-description {
        font-size: 0.95em;
        max-width: 100%;
    }
    .page-blog__posts-grid, .page-blog__features-grid, .page-blog__promos-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    .page-blog__post-image, .page-blog__promo-image {
        height: 200px;
    }
    .page-blog__post-title, .page-blog__promo-title {
        font-size: 1.2em;
    }
    .page-blog__feature-title {
        font-size: 1.3em;
    }
    .page-blog__cta-title {
        font-size: 2em;
    }
    .page-blog__cta-description {
        font-size: 1em;
    }
    .page-blog__faq-item summary {
        font-size: 1em;
        padding: 15px 20px;
    }
    .page-blog__faq-answer {
        padding: 0 20px 15px;
    }
    .page-blog img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-blog__section, .page-blog__card, .page-blog__container, .page-blog__post-card, .page-blog__feature-item, .page-blog__promo-card {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-blog__hero-section {
      padding-top: 10px !important; /* body đã xử lý --header-offset */
    }
}

@media (max-width: 480px) {
    .page-blog__main-title {
        font-size: 1.8em;
    }
    .page-blog__section-title {
        font-size: 1.6em;
    }
    .page-blog__cta-title {
        font-size: 1.8em;
    }
}