:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --text-main-color: #F2FFF6;
    --text-secondary-color: #A7D9B8;
    --background-color: #08160F;
    --card-bg-color: #11271B;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green-color: #0A4B2C;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-tin-tuc {
    background-color: var(--background-color);
    color: var(--text-main-color);
    font-family: Arial, sans-serif;
    line-height: 1.6;
    padding-top: 10px; /* Small top padding, body handles main offset */
}

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

/* Titles */
.page-tin-tuc__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem); /* Using clamp for H1 */
    font-weight: bold;
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-tin-tuc__section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--secondary-color);
    text-align: center;
    margin-top: 40px;
    margin-bottom: 30px;
    font-weight: bold;
    line-height: 1.3;
}

.page-tin-tuc__card-title, 
.page-tin-tuc__benefit-title, 
.page-tin-tuc__method-title {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: var(--text-main-color);
    margin-top: 15px;
    margin-bottom: 10px;
    font-weight: bold;
}

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