body {
    font-family: 'Inter', sans-serif;
    color: #333;
   
    background: linear-gradient(135deg, #f4f7f6 0%, #e0e6e9 100%);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden; 
}


.main-content-section {
    margin-top: 120px; 
    padding-bottom: 60px; 
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}




.blog-hero-section {
    padding: 100px 20px 60px; 
    text-align: center;
    background: linear-gradient(45deg, rgba(137, 207, 240, 0.1), rgba(255, 255, 255, 0.1));
    backdrop-filter: blur(5px);
    border-bottom: 1px solid rgba(224, 224, 224, 0.5);
    margin-bottom: 40px;
    position: relative; 
    overflow: hidden; 
}

.blog-hero-section::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
    background: rgba(137, 207, 240, 0.2);
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
}

.blog-hero-section::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: rgba(255, 160, 122, 0.2); 
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
}

.blog-hero-section .hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.blog-hero-section h1 {
    font-size: 3.5em;
    font-weight: 800;
    color: #3f556a;
    margin-bottom: 15px;
    line-height: 1.1;
    letter-spacing: -0.03em;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.05); 
}

.blog-hero-section p {
    font-size: 1.3em;
    color: #555;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}


.category-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.category-tag {
    background-color: rgba(137, 207, 240, 0.2);
    color: #3b6ea2;
    padding: 8px 18px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9em;
    font-weight: 600;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease;
    border: 1px solid rgba(137, 207, 240, 0.5);
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.category-tag:hover {
    background-color: rgba(137, 207, 240, 0.5);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0,0,0,0.1);
}


.blog-intro-section {
    max-width: 900px;
    margin: 0 auto 60px auto; 
    padding: 30px;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(224, 224, 224, 0.5);
    box-sizing: border-box;
}

.blog-intro-section h2 {
    font-size: 2.2em;
    font-weight: 700;
    color: #3f556a;
    margin-bottom: 20px;
    text-align: center;
    line-height: 1.2;
}

.blog-intro-section h3 {
    font-size: 1.6em;
    font-weight: 600;
    color: #4a5568;
    margin-top: 30px;
    margin-bottom: 15px;
    border-bottom: 1px solid rgba(224, 230, 236, 0.5); 
    padding-bottom: 5px;
}

.blog-intro-section p {
    font-size: 1.1em;
    color: #555;
    line-height: 1.7;
    margin-bottom: 15px;
}


.blog-grid-section {
    padding: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); 
    gap: 30px; 
    justify-content: center;
    max-width: 1000px; 
    margin: 0 auto; 
}


.blog-card {
    display: block;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(224, 224, 224, 0.6);
    transform: translateY(0) rotate(0deg);
    transition: transform 0.4s ease, box-shadow 0.4s ease, background-color 0.4s ease, border-color 0.4s ease;
    width: auto; 
    min-height: 350px; 
    display: flex; 
    flex-direction: column;
    justify-content: space-between;
}

.blog-card .card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 25px;
    box-sizing: border-box;
}

.blog-card .card-background-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.1;
    transition: opacity 0.4s ease, transform 0.4s ease;
    z-index: 1;
}

.blog-card .card-content {
    position: relative;
    z-index: 2;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.blog-card .card-icon {
    font-size: 2.5em;
    color: #3b6ea2;
    margin-bottom: 15px;
    opacity: 0.8;
}

.blog-card h3,
.blog-card h2 {
    font-size: 1.6em;
    font-weight: 700;
    color: #3f556a;
    margin-bottom: 10px;
    line-height: 1.2;
    text-align: center;
}

.blog-card .summary {
    font-size: 0.95em;
    color: #555;
    line-height: 1.5;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.4s ease, max-height 0.4s ease;
    margin-bottom: 20px;
    text-align: center;
}

.blog-card .read-more-button {
    background-color: rgba(255, 255, 255, 0.3); 
    color: #555; 
    padding: 8px 18px;
    border-radius: 20px; 
    text-decoration: none;
    font-size: 0.9em;
    font-weight: 600;
    border: none; 
    cursor: pointer;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease, background-color 0.3s ease, box-shadow 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1), 
                0 -1px 2px rgba(255, 255, 255, 0.7) inset; 
}


.blog-card:hover {
    transform: translateY(-8px) rotate(1deg); 
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15); 
    border-color: rgba(137, 207, 240, 0.8); 
}

.blog-card:hover .card-background-image {
    opacity: 0.3;
    transform: scale(1.05);
}

.blog-card:hover .summary {
    opacity: 1;
    max-height: 60px;
}

.blog-card:hover .read-more-button {
    opacity: 1;
    transform: translateY(0);
    background-color: rgba(137, 207, 240, 0.1); 
    color: #444; 
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.15),
                0 -1px 2px rgba(255, 255, 255, 0.8) inset;
}


.blog-card.featured-card {
    grid-column: span 1; 
    grid-row: span 1; 
    min-height: auto; 
  
}


@media (max-width: 1200px) {
    .blog-hero-section h1 {
        font-size: 3em;
    }
    .blog-hero-section p {
        font-size: 1.2em;
    }
    .blog-card {
        padding: 20px;
    }
    .blog-card h3, .blog-card h2 {
        font-size: 1.5em;
    }
    .blog-card.featured-card { 
        min-height: auto; 
    }
    .blog-card.featured-card .card-inner {
        padding: 30px;
    }
    .blog-card.featured-card h2 {
        font-size: 2.2em;
    }
    .blog-card.featured-card .summary {
        font-size: 1em;
    }
}

@media (max-width: 992px) {
    .blog-hero-section {
        padding: 80px 15px 40px;
        margin-bottom: 30px;
        margin-top: 50px;
    }
    .blog-hero-section h1 {
        font-size: 2.5em;
    }
    .blog-hero-section p {
        font-size: 1.1em;
    }
    .category-tag {
        padding: 7px 15px;
        font-size: 0.85em;
    }
    .blog-intro-section {
        padding: 25px;
        margin-bottom: 50px;
    }
    .blog-intro-section h2 {
        font-size: 1.8em;
    }
    .blog-intro-section h3 {
        font-size: 1.4em;
    }
    .blog-intro-section p {
        font-size: 1em;
    }
    .blog-grid {
        grid-template-columns: repeat(2, 1fr); 
        gap: 25px;
        max-width: 700px; 
    }
    .blog-card {
        padding: 20px;
        min-height: 300px;
    }
    .blog-card h3, .blog-card h2 {
        font-size: 1.4em;
    }
    .blog-card .summary {
        font-size: 0.9em;
    }
    .blog-card .read-more-button {
        padding: 7px 15px;
        font-size: 0.85em;
    }
    .blog-card.featured-card {
        grid-column: span 1; 
        grid-row: span 1;
        min-height: auto;
    }
    .blog-card.featured-card .card-inner {
        padding: 25px;
    }
    .blog-card.featured-card .card-icon {
        font-size: 3em;
    }
    .blog-card.featured-card h2 {
        font-size: 1.8em;
    }
    .blog-card.featured-card .summary {
        font-size: 0.95em;
    }
}

@media (max-width: 768px) {
    .blog-hero-section {
        padding: 60px 10px 30px;
    }
    .blog-hero-section h1 {
        font-size: 2em;
    }
    .blog-hero-section p {
        font-size: 1em;
        margin-bottom: 30px;
    }
    .category-filters {
        gap: 10px;
    }
    .category-tag {
        padding: 6px 12px;
        font-size: 0.8em;
    }
    .blog-intro-section {
        padding: 20px;
        margin-bottom: 40px;
    }
    .blog-intro-section h2 {
        font-size: 1.6em;
    }
    .blog-intro-section h3 {
        font-size: 1.2em;
    }
    .blog-intro-section p {
        font-size: 0.9em;
    }
    .blog-grid {
        grid-template-columns: 1fr; 
        gap: 20px;
        max-width: 400px; 
    }
    .blog-card {
        padding: 18px;
        max-width: 400px;
        margin: 0 auto;
        min-height: 280px;
    }
    .blog-card .card-icon {
        font-size: 2em;
        margin-bottom: 10px;
    }
    .blog-card h3, .blog-card h2 {
        font-size: 1.3em;
    }
    .blog-card .summary {
        font-size: 0.85em;
        max-height: 50px;
    }
    .blog-card .read-more-button {
        padding: 6px 12px;
        font-size: 0.8em;
    }
    .blog-card.featured-card .card-inner {
        padding: 20px;
    }
    .blog-card.featured-card .card-icon {
        font-size: 2.8em;
    }
    .blog-card.featured-card h2 {
        font-size: 1.6em;
    }
    .blog-card.featured-card .summary {
        font-size: 0.9em;
    }
}

@media (max-width: 480px) {
    .blog-hero-section h1 {
        font-size: 1.8em;
    }
    .blog-hero-section p {
        font-size: 0.9em;
    }
    .category-tag {
        font-size: 0.75em;
    }
    .blog-intro-section h2 {
        font-size: 1.4em;
    }
    .blog-intro-section h3 {
        font-size: 1em;
    }
    .blog-intro-section p {
        font-size: 0.85em;
    }
    .blog-card {
        padding: 15px;
        border-radius: 12px;
        min-height: 250px;
    }
    .blog-card .card-icon {
        font-size: 1.8em;
    }
    .blog-card h3, .blog-card h2 {
        font-size: 1.1em;
    }
    .blog-card .summary {
        font-size: 0.8em;
        max-height: 40px;
    }
    .blog-card .read-more-button {
        padding: 5px 10px;
        font-size: 0.75em;
    }
    .blog-card.featured-card .card-icon {
        font-size: 2.5em;
    }
    .blog-card.featured-card h2 {
        font-size: 1.4em;
    }
    .blog-card.featured-card .summary {
        font-size: 0.85em;
    }
}







.blog-extra-links-section {
    padding: 60px 20px; 
    text-align: center;
    background-color: #f9fbfb; 
    border-top: 1px solid rgba(224, 224, 224, 0.7); 
    margin-top: 60px; 
    box-sizing: border-box;
}

.blog-extra-links-section .extra-links-content {
    max-width: 900px;
    margin: 0 auto; 
}

.blog-extra-links-section h2 {
    font-size: 2.5em;
    font-weight: 800;
    color: #3f556a;
    margin-bottom: 40px;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.blog-extra-links-section .links-container {
    display: flex;
    justify-content: center;
    gap: 50px; 
    flex-wrap: wrap; 
}

.blog-extra-links-section .links-group {
    flex: 1; 
    min-width: 250px; 
    max-width: 350px; 
    text-align: left; 
    background-color: rgba(255, 255, 255, 0.7); 
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05); 
    border: 1px solid rgba(224, 224, 224, 0.5); 
    transition: transform 0.3s ease, box-shadow 0.3s ease; 
}

.blog-extra-links-section .links-group:hover {
    transform: translateY(-5px); 
    box-shadow: 0 8px 20px rgba(0,0,0,0.1); 
}

.blog-extra-links-section .links-group h3 {
    font-size: 1.5em;
    font-weight: 700;
    color: #3b82f6; 
    margin-bottom: 20px;
    border-bottom: 2px solid rgba(59, 130, 246, 0.2); 
    padding-bottom: 10px;
}

.blog-extra-links-section ul {
    list-style: none; 
    padding: 0;
    margin: 0;
}

.blog-extra-links-section li {
    margin-bottom: 12px;
}

.blog-extra-links-section li:last-child {
    margin-bottom: 0; 
}

.blog-extra-links-section li a {
    text-decoration: none;
    color: #555; 
    font-size: 1.1em;
    font-weight: 400;
    transition: color 0.3s ease, transform 0.2s ease; 
    display: inline-block; 
}

.blog-extra-links-section li a:hover {
    color: #1e40af; 
    transform: translateX(5px); 
}


@media (max-width: 992px) {
    .blog-extra-links-section {
        padding: 40px 15px;
        margin-top: 40px;
    }
    .blog-extra-links-section h2 {
        font-size: 2em;
        margin-bottom: 30px;
    }
    .blog-extra-links-section .links-container {
        flex-direction: column; 
        align-items: center;
        gap: 30px;
    }
    .blog-extra-links-section .links-group {
        width: 100%;
        max-width: 400px; 
        padding: 20px;
    }
    .blog-extra-links-section .links-group h3 {
        font-size: 1.3em;
        margin-bottom: 15px;
        padding-bottom: 8px;
    }
    .blog-extra-links-section li a {
        font-size: 1em;
    }
}

@media (max-width: 768px) {
    .blog-extra-links-section {
        padding: 30px 10px;
        margin-top: 30px;
    }
    .blog-extra-links-section h2 {
        font-size: 1.8em;
        margin-bottom: 25px;
    }
    .blog-extra-links-section .links-group {
        padding: 18px;
    }
    .blog-extra-links-section .links-group h3 {
        font-size: 1.2em;
    }
    .blog-extra-links-section li a {
        font-size: 0.95em;
    }
}

@media (max-width: 480px) {
    .blog-extra-links-section h2 {
        font-size: 1.5em;
        margin-bottom: 20px;
    }
    .blog-extra-links-section .links-group {
        padding: 15px;
    }
    .blog-extra-links-section .links-group h3 {
        font-size: 1.1em;
    }
    .blog-extra-links-section li {
        margin-bottom: 10px;
    }
    .blog-extra-links-section li a {
        font-size: 0.9em;
    }
}