.page-tin-tuc {
    font-family: Arial, sans-serif;
    color: var(--text-main, #333333);
    background-color: var(--background, #F5F7FA);
    line-height: 1.6;
}

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

.page-tin-tuc__section-spacing {
    padding: 60px 0;
}

.page-tin-tuc__section-title {
    font-size: 2.5em;
    font-weight: bold;
    color: var(--text-main, #333333);
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-tin-tuc__section-title--light {
    color: #ffffff;
}

.page-tin-tuc__section-intro {
    font-size: 1.1em;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: var(--text-main, #333333);
}

.page-tin-tuc__section-intro--light {
    color: #f0f0f0;
}

/* Hero Section */
.page-tin-tuc__hero-section {
    position: relative;
    padding-top: 10px; /* Small top padding, body handles --header-offset */
    background-color: var(--background, #F5F7FA);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-tin-tuc__hero-image-wrapper {
    width: 100%;
    max-height: 600px; /* Limit height for desktop */
    overflow: hidden;
}

.page-tin-tuc__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover; /* Cover for desktop to fill space */
}

.page-tin-tuc__hero-content {
    text-align: center;
    padding: 40px 20px 60px;
    max-width: 900px;
    z-index: 1;
    position: relative;
    background-color: var(--card-bg, #FFFFFF);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin-top: -80px; /* Overlap slightly with image for visual flow */
}

.page-tin-tuc__main-title {
    font-weight: bold;
    color: var(--text-main, #333333);
    margin-bottom: 20px;
    line-height: 1.2;
    font-size: clamp(2em, 4vw, 3.5em); 
}

.page-tin-tuc__description {
    font-size: 1.15em;
    color: var(--text-main, #333333);
    margin-bottom: 30px;
}

/* Buttons */
.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: bold;
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.2s ease;
    text-align: center;
    cursor: pointer;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-tin-tuc__btn-primary {
    background: linear-gradient(180deg, var(--accent-color, #FF5A4F) 0%, var(--main-color, #E53935) 100%);
    color: #ffffff;
    border: none;
}

.page-tin-tuc__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(var(--main-color-rgb, 229, 57, 53), 0.4);
}

.page-tin-tuc__btn-secondary {
    background: var(--card-bg, #FFFFFF);
    color: var(--main-color, #E53935);
    border: 2px solid var(--main-color, #E53935);
}

.page-tin-tuc__btn-secondary:hover {
    background: var(--main-color, #E53935);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(var(--main-color-rgb, 229, 57, 53), 0.2);
}

/* News Categories Section */
.page-tin-tuc__category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.page-tin-tuc__category-item {
    background: var(--card-bg, #FFFFFF);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 400px;
}

.page-tin-tuc__category-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-tin-tuc__category-icon {
    width: 100%;
    height: auto;
    max-width: 250px;
    margin-bottom: 20px;
    border-radius: 8px;
    object-fit: cover;
    min-height: 200px;
}

.page-tin-tuc__category-heading {
    font-size: 1.5em;
    font-weight: bold;
    color: var(--main-color, #E53935);
    margin-bottom: 15px;
}

.page-tin-tuc__category-text {
    font-size: 1em;
    color: var(--text-main, #333333);
    flex-grow: 1;
}

/* Why Follow Section (Dark Background) */
.page-tin-tuc__dark-bg {
    background-color: var(--main-color, #E53935);
    color: #ffffff;
}

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

.page-tin-tuc__reason-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    transition: background-color 0.3s ease, transform 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 350px;
}

.page-tin-tuc__reason-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.page-tin-tuc__reason-icon {
    width: 100%;
    height: auto;
    max-width: 150px;
    margin-bottom: 20px;
    border-radius: 8px;
    object-fit: contain;
    min-height: 200px;
}

.page-tin-tuc__reason-heading {
    font-size: 1.4em;
    font-weight: bold;
    color: #ffffff;
    margin-bottom: 15px;
}

.page-tin-tuc__reason-text {
    font-size: 1em;
    color: #f0f0f0;
    flex-grow: 1;
}

/* Access News Section */
.page-tin-tuc__access-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 40px;
    align-items: center;
}

.page-tin-tuc__step-item {
    background: var(--card-bg, #FFFFFF);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    padding: 30px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 500px;
}

.page-tin-tuc__step-image {
    width: 100%;
    height: auto;
    max-width: 400px;
    margin-bottom: 25px;
    border-radius: 8px;
    object-fit: cover;
    min-height: 200px;
}

.page-tin-tuc__step-heading {
    font-size: 1.6em;
    font-weight: bold;
    color: var(--main-color, #E53935);
    margin-bottom: 15px;
}

.page-tin-tuc__step-text {
    font-size: 1em;
    color: var(--text-main, #333333);
    margin-bottom: 25px;
    flex-grow: 1;
}

/* Latest Articles Section */
.page-tin-tuc__article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-tin-tuc__article-card {
    background: var(--card-bg, #FFFFFF);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.page-tin-tuc__article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-tin-tuc__article-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.page-tin-tuc__article-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    min-height: 200px;
}

.page-tin-tuc__article-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-tin-tuc__article-title {
    font-size: 1.3em;
    font-weight: bold;
    color: var(--main-color, #E53935);
    margin-bottom: 10px;
    line-height: 1.3;
}

.page-tin-tuc__article-excerpt {
    font-size: 0.95em;
    color: var(--text-main, #333333);
    margin-bottom: 15px;
    flex-grow: 1;
}

.page-tin-tuc__article-date {
    font-size: 0.85em;
    color: #666666;
    display: block;
    text-align: right;
}

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

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
    .page-tin-tuc__main-title {
        font-size: clamp(1.8em, 5vw, 3em);
    }

    .page-tin-tuc__section-title {
        font-size: 2em;
    }

    .page-tin-tuc__hero-content {
        margin-top: -60px;
        padding: 30px 20px 40px;
    }

    .page-tin-tuc__category-grid,
    .page-tin-tuc__reason-grid,
    .page-tin-tuc__article-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    .page-tin-tuc__access-steps {
        grid-template-columns: 1fr; /* Stack on smaller screens */
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .page-tin-tuc__container {
        padding: 0 15px;
    }

    .page-tin-tuc__section-spacing {
        padding: 40px 0 !important;
    }

    .page-tin-tuc__section-title {
        font-size: 1.8em !important;
        margin-bottom: 15px !important;
    }

    .page-tin-tuc__section-intro {
        font-size: 1em !important;
        margin-bottom: 30px !important;
    }

    /* Hero Section - Mobile */
    .page-tin-tuc__hero-section {
        flex-direction: column !important;
        padding-top: 10px !important;
    }

    .page-tin-tuc__hero-image-wrapper {
        max-height: none !important;
    }

    .page-tin-tuc__hero-image {
        object-fit: contain !important;
        aspect-ratio: unset !important;
        max-height: 300px !important;
    }

    .page-tin-tuc__hero-content {
        margin-top: -40px !important;
        padding: 20px 15px 30px !important;
        border-radius: 6px !important;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1) !important;
    }

    .page-tin-tuc__main-title {
        font-size: 1.8em !important;
        margin-bottom: 15px !important;
    }

    .page-tin-tuc__description {
        font-size: 1em !important;
        margin-bottom: 20px !important;
    }

    /* Buttons - Mobile */
    .page-tin-tuc__btn-primary,
    .page-tin-tuc__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 20px !important;
        font-size: 1em !important;
    }

    .page-tin-tuc__view-all-button-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        display: flex !important;
        flex-direction: column !important;
        gap: 10px !important;
    }

    /* Generic Images and Containers - Mobile */
    .page-tin-tuc img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-tin-tuc__category-item,
    .page-tin-tuc__reason-item,
    .page-tin-tuc__step-item,
    .page-tin-tuc__article-card {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        min-height: unset !important;
    }

    /* News Categories Section - Mobile */
    .page-tin-tuc__category-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    .page-tin-tuc__category-icon {
        max-width: 180px !important;
        min-height: 150px !important;
    }
    .page-tin-tuc__category-heading {
        font-size: 1.3em !important;
    }

    /* Why Follow Section - Mobile */
    .page-tin-tuc__reason-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    .page-tin-tuc__reason-icon {
        max-width: 120px !important;
        min-height: 150px !important;
    }
    .page-tin-tuc__reason-heading {
        font-size: 1.2em !important;
    }

    /* Access News Section - Mobile */
    .page-tin-tuc__access-steps {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    .page-tin-tuc__step-image {
        max-width: 250px !important;
        min-height: 180px !important;
    }
    .page-tin-tuc__step-heading {
        font-size: 1.4em !important;
    }

    /* Latest Articles Section - Mobile */
    .page-tin-tuc__article-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    .page-tin-tuc__article-image {
        height: 180px !important;
        min-height: 150px !important;
    }
    .page-tin-tuc__article-title {
        font-size: 1.1em !important;
    }
    .page-tin-tuc__article-excerpt {
        font-size: 0.9em !important;
    }
    .page-tin-tuc__article-date {
        font-size: 0.8em !important;
    }
}