/* Responsive Design */

@media (max-width: 1385px) {
    header {
        flex-direction: column;
        align-items: center;
        margin-bottom: 20px;
    }

    #name {
        font-size: 46px;
        margin: 20px 0 15px 0;
        text-align: center;
        width: 100%;
        display: block;
    }

    #links {
        position: relative;
        left: auto;
        transform: none;
        width: auto;
        margin: 0 auto 15px auto;
        font-size: 18px;
    }

    .link {
        padding: 8px 30px;
    }
}

@media (max-width: 1440px) and (min-width: 1386px) {
    .main-container {
        max-width: 1350px;
        padding: 0 30px;
    }

    .posts-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 25px;
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
    }
}

@media (max-width: 1200px) {
    .posts-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        width: 100%;
        max-width: 1000px;
        margin: 0 auto;
    }
}

@media (max-width: 1024px) {
    #name {
        font-size: 52px;
    }

    #links {
        font-size: 22px;
    }

    .link {
        padding: 8px 25px;
    }

    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
        width: 100%;
        max-width: 900px;
        margin: 0 auto;
    }
}

@media (max-width: 992px) {
    #name {
        font-size: 30px;
    }

    #links {
        font-size: 14px;
        padding: 5px;
    }

    .link {
        padding: 8px 20px;
    }

    .posts-grid {
        grid-template-columns: 1fr;
        width: 100%;
        max-width: 600px;
        margin: 0 auto;
    }

    .post-card {
        min-height: 250px;
    }

    .post-thumbnail {
        aspect-ratio: 16 / 9;
        height: auto;
    }
}

@media (max-width: 768px) {
    header {
        margin-bottom: 0px;
    }

    #name {
        font-size: 36px;
        margin: 20px 0 15px 0;
    }

    #links {
        width: 90%;
        margin: 0 auto 20px auto;
        display: grid;
        grid-template-columns: 1fr 1fr;
        text-align: center;
        grid-gap: 6px;
        border-radius: 15px;
        font-size: 20px;
    }

    .link {
        display: flex;
        justify-content: center;
        padding: 11px 5px;
        border-radius: 15px;
    }

    .link:hover {
        border-radius: 10px;
    }

    .main-container {
        padding: 0 15px;
    }

    .posts-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }

    .post-card {
        min-height: 280px;
    }

    .post-thumbnail {
        aspect-ratio: 16 / 9;
        height: auto;
        font-size: 20px;
    }

    .search-container {
        padding: 0 15px;
    }

    .search-input {
        padding: 12px 18px 12px 45px;
        font-size: 14px;
    }

    .search-icon {
        left: 15px;
        font-size: 16px;
    }

    .intro-section {
        padding: 20px 15px;
    }

    .intro-section p {
        font-size: 16px;
        line-height: 1.5;
    }

    .filter-section {
        padding: 20px 15px;
    }

    .category-filters {
        flex-direction: column;
        align-items: center;
    }

    .category-filter {
        width: 100%;
        max-width: 300px;
        justify-content: center;        
    }

    .subcategory-filters {
        justify-content: flex-start;
        padding-left: 5px;
        padding-right: 5px;
    }

    .subcategory-filters.visible {
        max-height: 300px;
        justify-content: center;        
    }

    .subcategory-filter {
        flex: 0 0 auto;
        min-width: fit-content;
        text-align: center;
        margin-bottom: 8px;
    }

    .scroll-to-top {
        width: 50px;
        height: 50px;
        font-size: 20px;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    body {
        overflow-x: hidden;
    }

    #name {
        font-size: 36px;
        
    }

    #links {
        width: 89.1%;
        margin: 1px auto 15px auto;
        font-size: 20px;
        padding: 3px;
    }

    .link {
        display: flex;
        justify-content: center;
        padding: 11px 5px;
        border-radius: 15px;
    }

    .main-container {
        padding: 0 10px;
        max-width: 100%;
    }

    .posts-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }

    .post-card {
        padding: 12px;
        min-height: 240px;
    }

    .post-thumbnail {
        aspect-ratio: 16 / 9;
        height: auto;
        font-size: 16px;
    }

    .post-title {
        font-size: 18px;
        line-height: 1.3;
    }

    .post-excerpt {
        font-size: 14px;
        font-weight: 590;
    }

    .search-input {
        padding: 8px 12px 8px 35px;
        font-size: 12px;
    }

    .search-icon {
        left: 10px;
        font-size: 13px;
    }

    .filter-section {
        padding: 15px 10px;
    }

    .filter-section h2 {
        font-size: 22px;
    }

    .category-filter,
    .subcategory-filter {
        font-size: 18px;
        padding: 10px 10px;
    }

    .subcategory-filters {
        padding-left: 10px;
        padding-right: 10px;
    }

    .subcategory-filters.visible {
        max-height: 400px;
    }
}

@media (max-width: 320px) {
    #name {
        font-size: 24px;
        margin: 10px 0 8px 0;
    }

    #links {
        width: 100%;
        font-size: 14px;
        padding: 1px;
        grid-gap: 2px;
    }

    .link {
        padding: 6px 1px;
        font-size: 12px;
    }

    .main-container {
        padding: 0 5px;
    }

    .posts-grid {
        grid-template-columns: 1fr;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .post-card {
        padding: 8px;
        min-height: 200px;
    }

    .post-title {
        font-size: 14px;
    }

    .post-excerpt {
        font-size: 12px;
    }

    .search-container {
        padding: 0 5px;
    }

    .search-input {
        padding: 6px 10px 6px 30px;
        font-size: 11px;
    }

    .search-icon {
        left: 8px;
        font-size: 12px;
    }

    .subcategory-filters {
        padding-left: 5px;
        padding-right: 5px;
    }

    .subcategory-filters.visible {
        max-height: 500px;
    }

    .subcategory-filter {
        font-size: 12px;
        padding: 8px 16px;
    }
}

@media (min-width: 1920px) {
    .main-container {
        max-width: 1800px;
        padding: 0 40px;
    }

    .posts-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
        width: 100%;
        max-width: 1600px;
        margin: 0 auto;
    }
}