:root {
    --color-primary: #113B7A;
    --color-secondary: #1D5FD1;
    --color-button-gradient-start: #2B73F6;
    --color-button-gradient-end: #1144A6;
    --color-card-bg: #10233F;
    --color-text-main: #F3F8FF;
    --color-text-secondary: #AFC4E8;
    --color-border: #244D84;
    --color-glow: #4FA8FF;
    --color-gold: #F2C14E;
    --color-divider: #1B3357;
    --color-deep-navy: #08162B; /* This is the body background from shared.css */
}

.page-tin-tuc {
    color: var(--color-text-main); /* Default text color for the page content */
    background-color: var(--color-deep-navy); /* Ensure consistency, though body handles this */
    font-family: Arial, sans-serif;
    line-height: 1.6;
    padding-bottom: 60px; /* Add some padding at the bottom for overall page */
}

/* Hero Section (Title and Intro) */
.page-tin-tuc__hero-section {
    padding-top: 10px; /* Small top padding, relying on body for header offset */
    padding-bottom: 40px;
    background-color: var(--color-deep-navy); /* Ensure background for this section */
    text-align: center;
}

.page-tin-tuc__hero-content-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 16px;
}

.page-tin-tuc__main-title {
    font-size: clamp(2em, 4vw, 3em); /* H1 font size clamp */
    color: var(--color-gold); /* Using gold for main title */
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.page-tin-tuc__intro-text {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-tin-tuc__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
}

.page-tin-tuc__btn-primary,
.page-tin-tuc__btn-secondary {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    text-align: center;
    max-width: 250px; /* Limit button width */
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-tin-tuc__btn-primary {
    background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
    color: #ffffff;
    border: 2px solid transparent;
}

.page-tin-tuc__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__btn-secondary {
    background-color: transparent;
    color: var(--color-button-gradient-start);
    border: 2px solid var(--color-button-gradient-start);
}

.page-tin-tuc__btn-secondary:hover {
    background-color: var(--color-button-gradient-start);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* News List Section */
.page-tin-tuc__news-list-section {
    padding: 40px 0;
    background-color: var(--color-deep-navy); /* Consistent background */
}

.page-tin-tuc__container {
    max-width: 1170px;
    margin: 0 auto;
    padding: 0 16px;
}

.page-tin-tuc__section-title {
    font-size: 2.5em;
    color: var(--color-gold);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}

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

.page-tin-tuc__news-card {
    background-color: var(--color-card-bg); /* Card background */
    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-tin-tuc__news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-tin-tuc__news-card-media {
    width: 100%;
    height: 200px; /* Fixed height for image container */
    overflow: hidden;
}

.page-tin-tuc__news-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Cover the area, crop if necessary */
    display: block;
    transition: transform 0.3s ease;
}

.page-tin-tuc__news-card:hover .page-tin-tuc__news-card-media img {
    transform: scale(1.05);
}

.page-tin-tuc__news-card-content {
    padding: 20px;
    flex-grow: 1; /* Allow content to grow */
    display: flex;
    flex-direction: column;
}

.page-tin-tuc__news-card-date {
    font-size: 0.9em;
    color: var(--color-text-secondary);
    margin-bottom: 10px;
}

.page-tin-tuc__news-card-title {
    font-size: 1.4em;
    font-weight: bold;
    margin-bottom: 15px;
    flex-grow: 1; /* Allow title to take available space */
}

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

.page-tin-tuc__news-card-title a:hover {
    color: var(--color-gold);
}

.page-tin-tuc__news-card-description {
    font-size: 1em;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    line-height: 1.5;
}

.page-tin-tuc__read-more-btn {
    display: inline-block;
    padding: 8px 15px;
    background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
    transition: background 0.3s ease;
    align-self: flex-start; /* Align to the start of the flex container */
}

.page-tin-tuc__read-more-btn:hover {
    background: var(--color-button-gradient-start);
}

/* Pagination */
.page-tin-tuc__pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.page-tin-tuc__pagination-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--color-text-secondary);
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
    font-weight: bold;
}

.page-tin-tuc__pagination-link:hover:not(.page-tin-tuc__pagination-link--active) {
    background-color: var(--color-button-gradient-end);
    color: #ffffff;
    border-color: var(--color-button-gradient-end);
}

.page-tin-tuc__pagination-link--active {
    background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
    color: #ffffff;
    border-color: var(--color-button-gradient-start);
    cursor: default;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-tin-tuc__main-title {
        font-size: clamp(1.8em, 5vw, 2.8em);
    }
    .page-tin-tuc__section-title {
        font-size: 2em;
    }
    .page-tin-tuc__news-card-title {
        font-size: 1.3em;
    }
}


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

    /* HERO section (Title and Intro) */
    .page-tin-tuc__hero-section {
        padding-top: 10px !important; /* Small top padding, relying on body for header offset */
        padding-bottom: 30px;
    }

    .page-tin-tuc__hero-content-wrapper {
        padding: 15px 15px; /* Adjust padding for mobile */
    }

    .page-tin-tuc__main-title {
        font-size: clamp(1.8em, 7vw, 2.5em); /* Adjust H1 for mobile */
        margin-bottom: 15px;
    }

    .page-tin-tuc__intro-text {
        font-size: 1em;
        margin-bottom: 25px;
    }

    .page-tin-tuc__cta-buttons {
        flex-direction: column; /* Stack buttons vertically */
        gap: 15px;
        padding-left: 15px; /* Add padding to button container */
        padding-right: 15px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    .page-tin-tuc__btn-primary,
    .page-tin-tuc__btn-secondary {
        max-width: 100% !important; /* Ensure buttons take full width */
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px; /* Adjust button padding */
        padding-right: 15px;
    }

    /* News List Section */
    .page-tin-tuc__news-list-section {
        padding: 30px 0;
    }

    .page-tin-tuc__container {
        padding: 0 15px; /* Adjust container padding */
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-tin-tuc__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }

    .page-tin-tuc__news-grid {
        grid-template-columns: 1fr; /* Single column for news cards */
        gap: 20px;
    }

    .page-tin-tuc__news-card {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-tin-tuc__news-card-media {
        height: 180px; /* Slightly smaller image height for mobile */
    }

    .page-tin-tuc__news-card-media img {
        max-width: 100% !important;
        width: 100% !important;
        height: 100% !important; /* Keep height 100% for object-fit */
        object-fit: cover !important;
    }

    .page-tin-tuc__news-card-content {
        padding: 15px;
    }

    .page-tin-tuc__news-card-title {
        font-size: 1.2em;
        margin-bottom: 10px;
    }

    .page-tin-tuc__news-card-description {
        font-size: 0.95em;
        margin-bottom: 15px;
    }

    .page-tin-tuc__read-more-btn {
        padding: 10px 18px;
        font-size: 0.9em;
    }

    /* Pagination */
    .page-tin-tuc__pagination {
        margin-top: 30px;
        gap: 8px;
    }

    .page-tin-tuc__pagination-link {
        width: 35px;
        height: 35px;
        font-size: 0.9em;
    }

    /* General image and container rules for mobile */
    .page-tin-tuc img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-tin-tuc__section,
    .page-tin-tuc__card,
    .page-tin-tuc__container {
      max-width: 100% !important;
      width: 100% !important;
      box-sizing: border-box !important;
      padding-left: 15px;
      padding-right: 15px;
    }
}