.page-tin-tuc {
    font-family: Arial, sans-serif;
    color: #1F2D3D;
    background-color: #F4F7FB;
    line-height: 1.6;
}

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

.page-tin-tuc__hero-section {
    padding-top: 10px; /* Small top padding, relying on body padding-top from shared.css */
    padding-bottom: 40px;
    text-align: center;
    background-color: #FFFFFF;
    border-bottom: 1px solid #D6E2FF;
}

.page-tin-tuc__main-title {
    font-size: clamp(2em, 4vw, 3.2em);
    font-weight: bold;
    color: #2F6BFF;
    margin-bottom: 15px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.page-tin-tuc__description {
    font-size: 1.1em;
    color: #1F2D3D;
    max-width: 800px;
    margin: 0 auto 30px auto;
}

.page-tin-tuc__cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-tin-tuc__btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
    box-sizing: border-box;
    text-align: center;
}

.page-tin-tuc__btn--primary {
    background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
    color: #ffffff;
    border: 2px solid transparent;
}

.page-tin-tuc__btn--primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(47, 107, 255, 0.3);
}

.page-tin-tuc__btn--secondary {
    background-color: #ffffff;
    color: #2F6BFF;
    border: 2px solid #2F6BFF;
}

.page-tin-tuc__btn--secondary:hover {
    background-color: #F4F7FB;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(47, 107, 255, 0.1);
}

.page-tin-tuc__btn--large {
    padding: 15px 30px;
    font-size: 1.1em;
}

.page-tin-tuc__section-title {
    font-size: clamp(1.8em, 3.5vw, 2.5em);
    color: #2F6BFF;
    text-align: center;
    margin-bottom: 20px;
    font-weight: bold;
}

.page-tin-tuc__section-description {
    font-size: 1.1em;
    color: #1F2D3D;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px auto;
}

.page-tin-tuc__latest-news-section,
.page-tin-tuc__categories-section,
.page-tin-tuc__cta-section,
.page-tin-tuc__about-news-section,
.page-tin-tuc__join-us-cta {
    padding: 60px 0;
}

.page-tin-tuc__latest-news-section {
    background-color: #F4F7FB;
}

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

.page-tin-tuc__news-card {
    background-color: #ffffff;
    border-radius: 12px;
    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__news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.page-tin-tuc__news-thumbnail {
    margin: 0;
    width: 100%;
    height: 200px; /* Fixed height for consistency */
    overflow: hidden;
}

.page-tin-tuc__news-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

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

.page-tin-tuc__news-title {
    font-size: 1.4em;
    font-weight: bold;
    margin-bottom: 10px;
    line-height: 1.3;
}

.page-tin-tuc__news-title a {
    color: #1F2D3D;
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-tin-tuc__news-title a:hover {
    color: #2F6BFF;
}

.page-tin-tuc__news-date {
    font-size: 0.9em;
    color: #6FA3FF;
    margin-bottom: 15px;
    display: block;
}

.page-tin-tuc__news-excerpt {
    font-size: 1em;
    color: #1F2D3D;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-tin-tuc__read-more-btn {
    display: inline-block;
    color: #2F6BFF;
    text-decoration: none;
    font-weight: bold;
    border: 1px solid #2F6BFF;
    padding: 8px 15px;
    border-radius: 5px;
    align-self: flex-start;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.page-tin-tuc__read-more-btn:hover {
    background-color: #2F6BFF;
    color: #ffffff;
}

.page-tin-tuc__view-all-button-container {
    text-align: center;
}

.page-tin-tuc__categories-section {
    background-color: #ffffff;
}

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

.page-tin-tuc__category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    background-color: #F4F7FB;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-tin-tuc__category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__category-card img {
    width: 100%;
    max-width: 200px;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
    display: block;
}

.page-tin-tuc__category-name {
    font-size: 1.2em;
    font-weight: bold;
    color: #1F2D3D;
    text-align: center;
}

.page-tin-tuc__cta-section,
.page-tin-tuc__join-us-cta {
    background-color: #2F6BFF;
    color: #ffffff;
    text-align: center;
    padding: 80px 20px;
}

.page-tin-tuc__cta-title {
    font-size: clamp(2em, 4vw, 3em);
    font-weight: bold;
    margin-bottom: 20px;
    color: #ffffff;
}

.page-tin-tuc__cta-description {
    font-size: 1.1em;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: #ffffff;
}

.page-tin-tuc__about-news-section {
    background-color: #ffffff;
}

.page-tin-tuc__article-wrap {
    max-width: 850px;
    padding: 0 20px;
    text-align: left;
}

.page-tin-tuc__about-news-section h2,
.page-tin-tuc__about-news-section h3 {
    color: #2F6BFF;
    margin-top: 40px;
    margin-bottom: 20px;
    line-height: 1.3;
}

.page-tin-tuc__about-news-section h3 {
    font-size: clamp(1.4em, 2.5vw, 1.8em);
}

.page-tin-tuc__about-news-section p {
    font-size: 1.05em;
    margin-bottom: 1.5em;
    color: #1F2D3D;
}

.page-tin-tuc__about-news-section ul,
.page-tin-tuc__about-news-section ol {
    margin-bottom: 1.5em;
    padding-left: 25px;
    color: #1F2D3D;
}

.page-tin-tuc__about-news-section li {
    margin-bottom: 0.8em;
    font-size: 1.05em;
}

.page-tin-tuc__image-figure {
    margin: 30px 0;
    text-align: center;
}

.page-tin-tuc__image-figure img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    display: block;
    margin: 0 auto;
}

.page-tin-tuc__image-caption {
    font-style: italic;
    font-size: 0.95em;
    color: #6FA3FF;
    margin-top: 10px;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    /* 1. 顶区标题 + 双 CTA */
    .page-tin-tuc__hero-section {
        padding-top: 10px !important; /* Small top padding, relying on body padding-top from shared.css */
        padding-bottom: 30px;
    }

    .page-tin-tuc__main-title {
        font-size: 2em; /* Adjusted for smaller screens */
        margin-bottom: 10px;
    }

    .page-tin-tuc__description {
        font-size: 1em;
        margin-bottom: 20px;
        padding: 0 15px;
    }

    .page-tin-tuc__cta-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px;
    }

    /* 4. 按钮与按钮容器 */
    .page-tin-tuc__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-tin-tuc__cta-buttons,
    .page-tin-tuc__view-all-button-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
        gap: 10px;
    }

    .page-tin-tuc__btn--large {
        font-size: 1em;
        padding: 12px 20px;
    }

    /* 2. 单栏长文容器 */
    .page-tin-tuc__container {
        padding: 15px;
    }

    .page-tin-tuc__article-wrap {
        padding: 0 15px;
    }

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

    .page-tin-tuc__section-description {
        font-size: 1em;
        margin-bottom: 30px;
        padding: 0 15px;
    }

    .page-tin-tuc__latest-news-section,
    .page-tin-tuc__categories-section,
    .page-tin-tuc__cta-section,
    .page-tin-tuc__about-news-section,
    .page-tin-tuc__join-us-cta {
        padding: 40px 0;
    }

    .page-tin-tuc__news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-tin-tuc__news-card {
        margin: 0 15px;
    }

    .page-tin-tuc__news-thumbnail {
        height: 180px;
    }

    .page-tin-tuc__news-title {
        font-size: 1.2em;
    }

    .page-tin-tuc__news-excerpt {
        font-size: 0.95em;
    }

    .page-tin-tuc__category-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-tin-tuc__category-card {
        margin: 0 15px;
    }

    .page-tin-tuc__cta-title {
        font-size: 1.8em;
    }

    .page-tin-tuc__cta-description {
        font-size: 1em;
        margin-bottom: 30px;
        padding: 0 15px;
    }

    .page-tin-tuc__about-news-section h3 {
        font-size: 1.2em;
    }

    .page-tin-tuc__about-news-section p,
    .page-tin-tuc__about-news-section li {
        font-size: 1em;
    }

    /* 3. 通用图片与 figure */
    .page-tin-tuc img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-tin-tuc__image-figure {
        margin: 20px 0;
        padding: 0 15px;
    }

    .page-tin-tuc__news-thumbnail img {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
    }

    .page-tin-tuc__category-card img {
        
        width: 100% !important;
        height: auto !important;
    }

    .page-tin-tuc__news-card,
    .page-tin-tuc__category-card,
    .page-tin-tuc__container,
    .page-tin-tuc__article-wrap {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
}

@media (max-width: 480px) {
    .page-tin-tuc__main-title {
        font-size: 1.8em;
    }

    .page-tin-tuc__section-title,
    .page-tin-tuc__cta-title {
        font-size: 1.6em;
    }

    .page-tin-tuc__news-thumbnail {
        height: 150px;
    }

    .page-tin-tuc__news-title {
        font-size: 1.1em;
    }

    .page-tin-tuc__news-excerpt {
        font-size: 0.9em;
    }
}