:root{--page-title-display:none;}/* Start custom CSS for html, class: .elementor-element-ff22f48 *//* Reset và Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (min-width: 640px) {
    .container {
        padding: 0 24px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 32px;
    }
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    width: 100%;
    border-bottom: 1px solid #e5e7eb;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(16px);
}

.nav-content {
    display: flex;
    height: 64px;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.brand-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
}

.brand-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: linear-gradient(135deg, #0066FF 0%, #00AEEF 100%);
    color: white;
    font-weight: bold;
    font-size: 18px;
}

.brand-text {
    font-size: 20px;
    font-weight: bold;
    color: #0F172A;
}

.nav-menu {
    display: none;
    align-items: center;
    gap: 32px;
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    text-decoration: none;
    color: #64748B;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #0066FF;
}

.nav-link.active {
    color: #0066FF;
    font-weight: 600;
}

.nav-actions {
    display: none;
    align-items: center;
    gap: 16px;
}

@media (min-width: 768px) {
    .nav-actions {
        display: flex;
    }
}

.phone-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #0066FF;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.phone-link:hover {
    color: #00AEEF;
}

.mobile-menu-btn {
    display: block;
    padding: 8px;
    background: none;
    border: none;
    color: #64748B;
    cursor: pointer;
    transition: color 0.3s ease;
}

.mobile-menu-btn:hover {
    color: #0066FF;
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu {
    display: none;
    padding: 16px 0;
    gap: 16px;
    border-top: 1px solid rgba(0, 102, 255, 0.1);
}

@media (min-width: 768px) {
    .mobile-menu {
        display: none !important;
    }
}

.mobile-nav-link {
    display: block;
    padding: 8px 0;
    color: #64748B;
    text-decoration: none;
    transition: color 0.3s ease;
}

.mobile-nav-link:hover {
    color: #0066FF;
}

.mobile-actions {
    padding-top: 16px;
    gap: 8px;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    color: white;
    background: linear-gradient(90deg, #0066FF 0%, #00AEEF 100%);
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.3s ease, transform 0.2s ease;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-primary.full-width {
    width: 100%;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border: 1px solid #0066FF;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    color: #0066FF;
    background: white;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: #F5F8FF;
    color: #0056cc;
}

/* Hero Section */
.hero-section {
    position: relative;
    background: linear-gradient(180deg, #F5F8FF 0%, #ffffff 100%);
    padding: 80px 0;
}

.hero-content {
    max-width: 768px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    margin-bottom: 16px;
}

.hero-badge span {
    color: #0066FF;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 24px;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 64px;
    }
}

.hero-description {
    font-size: 18px;
    color: #64748B;
    margin-bottom: 32px;
    line-height: 1.6;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 20px;
    }
}

/* Search */
.search-container {
    max-width: 448px;
    margin: 0 auto;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-box svg {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: #64748B;
    z-index: 1;
}

.search-input {
    width: 100%;
    padding: 16px 16px 16px 48px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
    outline: none;
    background-color: #ffffff;
}

.search-input:focus {
    border-color: #0066FF;
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.search-input::placeholder {
    color: #9ca3af;
}

/* Featured Section */
.featured-section {
    padding: 48px 0;
    background-color: white;
}

.featured-content {
    max-width: 1152px;
    margin: 0 auto;
}

.featured-card {
    background: white;
    border: 1px solid rgba(0, 102, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.featured-card:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.featured-grid {
    display: grid;
    gap: 0;
}

@media (min-width: 1024px) {
    .featured-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.featured-image {
    position: relative;
    height: 256px;
}

@media (min-width: 1024px) {
    .featured-image {
        height: auto;
    }
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-badge {
    position: absolute;
    top: 16px;
    left: 16px;
}

.featured-badge span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: linear-gradient(90deg, #0066FF 0%, #00AEEF 100%);
    color: white;
    padding: 6px 16px;
    border-radius: 9999px;
    font-size: 14px;
    font-weight: 500;
}

.featured-badge svg {
    width: 16px;
    height: 16px;
}

.featured-content-text {
    padding: 32px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media (min-width: 1024px) {
    .featured-content-text {
        padding: 48px;
    }
}

.article-category {
    display: inline-block;
    margin-bottom: 12px;
}

.article-category span {
    color: #0066FF;
    font-weight: 600;
    font-size: 14px;
}

.featured-title {
    font-size: 24px;
    font-weight: bold;
    color: #0F172A;
    margin-bottom: 16px;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .featured-title {
        font-size: 32px;
    }
}

.featured-description {
    color: #64748B;
    margin-bottom: 24px;
    line-height: 1.6;
    font-size: 16px;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    font-size: 14px;
    color: #64748B;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.meta-item svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Filter Section */
.filter-section {
    padding: 32px 0;
    background-color: #F5F8FF;
    border-top: 1px solid rgba(0, 102, 255, 0.1);
    border-bottom: 1px solid rgba(0, 102, 255, 0.1);
}

.filter-content {
    max-width: 1152px;
    margin: 0 auto;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.filter-btn {
    padding: 8px 16px;
    border: 1px solid rgba(0, 102, 255, 0.2);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    color: #64748B;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    background-color: white;
    color: #0066FF;
}

.filter-btn.active {
    background: linear-gradient(90deg, #0066FF 0%, #00AEEF 100%);
    color: white;
    border-color: transparent;
}

/* Articles Section */
.articles-section {
    padding: 80px 0;
    background-color: white;
}

.articles-grid {
    display: grid;
    gap: 32px;
    max-width: 1152px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.article-card {
    background: white;
    border: 1px solid rgba(0, 102, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.article-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.article-image {
    position: relative;
    height: 192px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.article-card:hover .article-image img {
    transform: scale(1.1);
}

.article-badge {
    position: absolute;
    top: 16px;
    left: 16px;
}

.article-badge span {
    display: inline-block;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    color: #0066FF;
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 500;
}

.article-content {
    padding: 24px;
}

.article-title {
    font-size: 18px;
    font-weight: bold;
    color: #0F172A;
    margin-bottom: 12px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.article-card:hover .article-title {
    color: #0066FF;
}

.article-excerpt {
    color: #64748B;
    margin-bottom: 16px;
    font-size: 14px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 12px;
    color: #64748B;
    padding-top: 16px;
    border-top: 1px solid rgba(0, 102, 255, 0.1);
}

.article-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0066FF 0%, #00AEEF 100%);
}

.author-name {
    font-size: 14px;
    color: #64748B;
}

.article-footer svg {
    width: 16px;
    height: 16px;
    color: #0066FF;
    transition: transform 0.3s ease;
}

.article-card:hover .article-footer svg {
    transform: translateX(4px);
}

.load-more-container {
    text-align: center;
    margin-top: 48px;
}

/* Newsletter Section */
.newsletter-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #0066FF 0%, #00AEEF 100%);
}

.newsletter-content {
    max-width: 768px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-title {
    font-size: 36px;
    font-weight: bold;
    color: white;
    margin-bottom: 16px;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .newsletter-title {
        font-size: 48px;
    }
}

.newsletter-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    line-height: 1.6;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 448px;
    margin: 0 auto 16px;
}

@media (min-width: 640px) {
    .newsletter-form {
        flex-direction: row;
    }
}

.newsletter-input {
    flex: 1;
    padding: 16px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    background-color: white;
    outline: none;
    transition: all 0.3s ease;
}

.newsletter-input:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.newsletter-input::placeholder {
    color: #9ca3af;
}

.newsletter-note {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* Footer */
.footer {
    background-color: #0F172A;
    color: white;
    padding: 48px 0 32px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

.footer-section.company {
    grid-column: span 2;
}

@media (min-width: 768px) {
    .footer-section.company {
        grid-column: span 3;
    }
}

@media (min-width: 1024px) {
    .footer-section.company {
        grid-column: span 2;
    }
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
    line-height: 1.6;
    max-width: 320px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.contact-item svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.social-link:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.social-link svg {
    width: 16px;
    height: 16px;
}

.footer-title {
    font-weight: 600;
    margin-bottom: 16px;
    font-size: 16px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
}

.footer-bottom-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

@media (min-width: 768px) {
    .footer-bottom-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.copyright {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-bottom-link:hover {
    color: white;
}

/* Responsive */
@media (max-width: 767px) {
    .hero-section {
        padding: 60px 0;
    }
    
    .featured-section {
        padding: 32px 0;
    }
    
    .filter-section {
        padding: 24px 0;
    }
    
    .articles-section {
        padding: 60px 0;
    }
    
    .newsletter-section {
        padding: 60px 0;
    }
    
    .footer {
        padding: 32px 0 24px;
    }
    
    .footer-grid {
        gap: 24px;
    }
    
    .filter-buttons {
        gap: 8px;
    }
    
    .filter-btn {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .featured-content-text {
        padding: 24px;
    }
    
    .article-content {
        padding: 20px;
    }
    
    .newsletter-form {
        gap: 12px;
    }
}/* End custom CSS */