/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    color: #333;
    background-color: #fff;
}

#ai_auto_main {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.ai_auto_navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid #eaeaea;
    background: rgba(255, 255, 255, 0.95);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.ai_auto_nav_brand {
    font-size: 24px;
    font-weight: 700;
    color: #2c5282;
    text-decoration: none;
}

.ai_auto_nav_menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.ai_auto_nav_menu a {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    font-size: 14px;
    transition: color 0.3s;
}

.ai_auto_nav_menu a:hover {
    color: #2c5282;
}

.ai_auto_search_form {
    display: flex;
    align-items: center;
}

.ai_auto_search_input {
    padding: 8px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    font-size: 14px;
    width: 200px;
    margin-right: 8px;
}

.ai_auto_search_btn {
    background: #2c5282;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

/* Article cards */
.ai_auto_article_grid {
    display: grid;
    gap: 30px;
    margin: 40px 0;
}

.ai_auto_article_card {
    background: white;
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.ai_auto_article_card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.ai_auto_article_image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
}

.ai_auto_article_content {
    padding: 20px;
}

.ai_auto_article_title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #2d3748;
}

.ai_auto_article_desc {
    font-size: 14px;
    color: #718096;
    margin-bottom: 15px;
    line-height: 1.5;
}

.ai_auto_article_meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #a0aec0;
}

.ai_auto_labels {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.ai_auto_label {
    background: #edf2f7;
    color: #4a5568;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    text-decoration: none;
}

.ai_auto_label:hover {
    background: #e2e8f0;
}

/* Home page specific */
.ai_auto_featured_grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin: 20px 0;
}

.ai_auto_main_feature {
    position: relative;
}

.ai_auto_main_feature img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    display: block;
}

.ai_auto_main_feature a{
    color: white;
}

.ai_auto_feature_content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: white;
    padding: 30px;
}

.ai_auto_side_features {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 20px;
}

.ai_auto_side_feature {
    position: relative;
}

.ai_auto_side_feature img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
}

.ai_auto_small_feature_content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: white;
    padding: 20px;
}

.ai_auto_small_feature_content a{
    color: #fff;
}


.ai_auto_horizontal_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.ai_auto_horizontal_card img {
    height: 200px;
}

/* Subscribe section */
.ai_auto_subscribe_section {
    background: #f7fafc;
    padding: 60px 0;
    margin: 60px 0;
}

.ai_auto_subscribe_container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.ai_auto_author_info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.ai_auto_author_avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.ai_auto_author_text h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: #2d3748;
}

.ai_auto_author_text p {
    font-size: 14px;
    color: #718096;
}

.ai_auto_subscribe_form {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.ai_auto_subscribe_form h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #2d3748;
}

.ai_auto_subscribe_form p {
    font-size: 14px;
    color: #718096;
    margin-bottom: 20px;
}

.ai_auto_email_input {
    width: 100%;
    padding: 12px;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    font-size: 14px;
    margin-bottom: 15px;
}

.ai_auto_subscribe_btn {
    background: #2c5282;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    width: 100%;
}

/* Footer */
.ai_auto_footer {
    background: #2d3748;
    color: white;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.ai_auto_footer_container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.ai_auto_footer_brand h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #e2e8f0;
}

.ai_auto_footer_brand p {
    font-size: 14px;
    color: #a0aec0;
    line-height: 1.6;
}

.ai_auto_footer_nav h4,
.ai_auto_footer_contact h4 {
    font-size: 16px;
    margin-bottom: 15px;
    color: #e2e8f0;
}

.ai_auto_footer_nav ul,
.ai_auto_footer_contact ul {
    list-style: none;
}

.ai_auto_footer_nav li,
.ai_auto_footer_contact li {
    margin-bottom: 8px;
}

.ai_auto_footer_nav a,
.ai_auto_footer_contact a {
    color: #a0aec0;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.ai_auto_footer_nav a:hover,
.ai_auto_footer_contact a:hover {
    color: #e2e8f0;
}

.ai_auto_footer_bottom {
    border-top: 1px solid #4a5568;
    padding-top: 20px;
    text-align: center;
    color: #a0aec0;
    font-size: 14px;
}

/* List pages */
.ai_auto_page_banner {
    text-align: center;
    padding: 60px 0;
    background: #f7fafc;
    margin-bottom: 40px;
}

.ai_auto_page_banner h1 {
    font-size: 36px;
    margin-bottom: 15px;
    color: #2d3748;
}

.ai_auto_page_banner p {
    font-size: 16px;
    color: #718096;
    max-width: 600px;
    margin: 0 auto;
}

.ai_auto_list_grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

/* Detail page */
.ai_auto_detail_header {
    text-align: center;
    padding: 40px 0;
    border-bottom: 1px solid #eaeaea;
    margin-bottom: 40px;
}

.ai_auto_detail_header h1 {
    font-size: 32px;
    margin-bottom: 15px;
    color: #2d3748;
}

.ai_auto_detail_meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    color: #718096;
    font-size: 14px;
    margin-bottom: 20px;
}

.ai_auto_detail_content {
    font-size: 16px;
    line-height: 1.8;
    color: #4a5568;
    max-width: 800px;
    margin: 0 auto 60px;
}

.ai_auto_detail_content p {
    margin-bottom: 20px;
}

/* Search page */
.ai_auto_search_header {
    padding: 40px 0;
    text-align: center;
}

.ai_auto_search_header h1 {
    font-size: 28px;
    margin-bottom: 10px;
    color: #2d3748;
}

.ai_auto_search_results {
    margin: 40px 0;
}

.ai_auto_search_item {
    padding: 20px 0;
    border-bottom: 1px solid #eaeaea;
}

.ai_auto_search_item:last-child {
    border-bottom: none;
}

.ai_auto_search_item h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: #2d3748;
}

.ai_auto_search_item p {
    font-size: 14px;
    color: #718096;
    line-height: 1.5;
}

.ai_auto_search_item a {
    text-decoration: none;
    color: inherit;
}

.ai_auto_search_item a:hover h3 {
    color: #2c5282;
}

/* Pagination */
.ai_auto_pagination {
    display: flex;
    justify-content: center;
    margin: 40px 0;
}

.ai_auto_pagination .pagination {
    list-style: none;
    display: flex;
    gap: 10px;
}

.ai_auto_pagination .page-item .page-link {
    padding: 8px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    text-decoration: none;
    color: #4a5568;
    font-size: 14px;
}

.ai_auto_pagination .page-item.active .page-link {
    background: #2c5282;
    color: white;
    border-color: #2c5282;
}

.ai_auto_pagination .page-item .page-link:hover {
    background: #edf2f7;
}

/* Responsive */
@media (max-width: 768px) {
    #ai_auto_main {
        padding: 0 15px;
    }

    .ai_auto_navbar {
        flex-direction: column;
        gap: 15px;
        padding: 15px 0;
    }

    .ai_auto_nav_menu {
        gap: 15px;
    }

    .ai_auto_search_input {
        width: 150px;
    }

    .ai_auto_featured_grid {
        grid-template-columns: 1fr;
    }

    .ai_auto_side_features {
        grid-template-rows: auto;
        grid-template-columns: 1fr 1fr;
    }

    .ai_auto_horizontal_grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ai_auto_subscribe_container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .ai_auto_footer_container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .ai_auto_list_grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .ai_auto_horizontal_grid {
        grid-template-columns: 1fr;
    }

    .ai_auto_side_features {
        grid-template-columns: 1fr;
    }

    .ai_auto_author_info {
        flex-direction: column;
        text-align: center;
    }
}