:root {
    --color-deep-navy: #08162B;
    --color-card-bg: #10233F;
    --text-main: #F3F8FF;
    --text-secondary: #AFC4E8;
    --color-blue-gold-primary: #113B7A;
    --color-blue-gold-auxiliary: #1D5FD1;
    --color-gold: #F2C14E;
    --color-border: #244D84;
    --color-divider: #1B3357;
    --color-glow: #4FA8FF;
}

.page-tin-tuc {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-main); /* Default text color for the page */
    background-color: var(--color-deep-navy); /* Ensure consistency with body background */
}

.page-tin-tuc__container {
    max-width: 1150px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.page-tin-tuc__main-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive font size */
    color: var(--text-main);
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 20px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-tin-tuc__description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-tin-tuc__cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
}

.page-tin-tuc__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 25px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text wrapping */
    box-sizing: border-box;
    max-width: 100%;
}

.page-tin-tuc__btn--primary {
    background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    color: var(--text-main);
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-tin-tuc__btn--primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.page-tin-tuc__btn--secondary {
    background: var(--color-deep-navy);
    color: var(--color-blue-gold-auxiliary);
    border: 2px solid var(--color-blue-gold-auxiliary);
}

.page-tin-tuc__btn--secondary:hover {
    background-color: var(--color-blue-gold-auxiliary);
    color: var(--color-deep-navy);
}

/* Sections */
.page-tin-tuc__articles-section,
.page-tin-tuc__promo-section,
.page-tin-tuc__updates-section,
.page-tin-tuc__info-section,
.page-tin-tuc__benefits-section,
.page-tin-tuc__faq-section {
    padding: 60px 0;
}

.page-tin-tuc__articles-section,
.page-tin-tuc__updates-section,
.page-tin-tuc__benefits-section,
.page-tin-tuc__faq-section {
    background-color: var(--color-card-bg); /* Lighter background for content */
}

.page-tin-tuc__promo-section,
.page-tin-tuc__info-section {
    background-color: var(--color-deep-navy);
    color: var(--text-main);
}

.page-tin-tuc__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--text-main);
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

.page-tin-tuc__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--color-gold);
    border-radius: 2px;
}

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

.page-tin-tuc__article-card {
    background-color: var(--color-deep-navy);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.page-tin-tuc__article-card:hover {
    transform: translateY(-5px);
}

.page-tin-tuc__article-image-wrapper {
    width: 100%;
    height: 200px; /* Fixed height for consistency */
    overflow: hidden;
}

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

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

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

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

.page-tin-tuc__article-title a:hover {
    color: var(--color-blue-gold-auxiliary);
}

.page-tin-tuc__article-excerpt {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 15px;
    flex-grow: 1;
}

.page-tin-tuc__article-date {
    font-size: 0.85rem;
    color: var(--color-blue-gold-auxiliary);
    text-align: right;
    margin-top: auto;
}

.page-tin-tuc__btn--view-all {
    background: var(--color-blue-gold-auxiliary);
    color: var(--color-deep-navy);
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: bold;
    text-decoration: none;
    transition: background 0.3s ease;
}

.page-tin-tuc__btn--view-all:hover {
    background: var(--color-gold);
}

.page-tin-tuc__view-all {
    text-align: center;
    margin-top: 20px;
}

/* Promo and Updates sections */
.page-tin-tuc__promo-image,
.page-tin-tuc__updates-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 30px auto;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-tin-tuc__promo-description,
.page-tin-tuc__updates-description,
.page-tin-tuc__info-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    text-align: center;
    margin-bottom: 30px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

/* Benefits Section */
.page-tin-tuc__benefits-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.page-tin-tuc__benefit-item {
    background-color: var(--color-deep-navy);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    text-align: center;
}

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