/* InvidiaTech - Enhanced Branding & Color Scheme */
:root {
    /* Primary Brand Colors - Based on #044168 */
    --primary: #044168;
    --primary-light: #0969a3;
    --primary-dark: #033252;
    --secondary: #0969a3;
    --accent: #00a9ff;
    --accent-light: #33baff;
    --accent-dark: #0088cc;
    
    /* Supporting Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;
    
    /* Neutral Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --background-light: #f8fafc;
    --background-white: #ffffff;
    
    /* Gradients */
    --primary-gradient: linear-gradient(135deg, #044168 0%, #0969a3 100%);
    --secondary-gradient: linear-gradient(135deg, #0969a3 0%, #00a9ff 100%);
    --accent-gradient: linear-gradient(135deg, #00a9ff 0%, #33baff 100%);
    --light-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(4, 65, 104, 0.05);
    --shadow: 0 4px 6px -1px rgba(4, 65, 104, 0.1), 0 2px 4px -1px rgba(4, 65, 104, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(4, 65, 104, 0.1), 0 4px 6px -2px rgba(4, 65, 104, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(4, 65, 104, 0.1), 0 10px 10px -5px rgba(4, 65, 104, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(4, 65, 104, 0.25);
    
    /* Typography */
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--background-white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
    font-weight: 700;
}

p {
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.125rem;
    font-weight: 400;
    line-height: 1.6;
}

/* Brand Color Classes */
.bg-primary-custom {
    background: var(--primary-gradient) !important;
}

.bg-secondary-custom {
    background-color: var(--secondary) !important;
}

.bg-accent-custom {
    background-color: var(--accent) !important;
}

.bg-light-custom {
    background-color: var(--background-light) !important;
}

.bg-primary-gradient {
    background: var(--primary-gradient) !important;
}

.bg-secondary-gradient {
    background: var(--secondary-gradient) !important;
}

.bg-accent-gradient {
    background: var(--accent-gradient) !important;
}

.bg-gradient-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%) !important;
}

.text-primary-custom {
    color: var(--primary) !important;
}

.text-secondary-custom {
    color: var(--secondary) !important;
}

.text-accent-custom {
    color: var(--accent) !important;
}

/* Enhanced Button Styles */
.btn {
    font-weight: 500;
    border-radius: 50px;
    padding: 0.75rem 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary-custom {
    background: var(--primary-gradient);
    border-color: var(--primary);
    color: white;
    box-shadow: var(--shadow);
}

.btn-primary-custom:hover {
    background: var(--secondary-gradient);
    border-color: var(--secondary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-primary-custom {
    background: transparent;
    border-color: var(--primary);
    color: var(--primary);
}

.btn-outline-primary-custom:hover {
    background: var(--primary-gradient);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-accent-custom {
    background: var(--accent-gradient);
    border-color: var(--accent);
    color: white;
    box-shadow: var(--shadow);
}

.btn-accent-custom:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-white {
    background-color: white;
    border-color: white;
    color: var(--primary);
    font-weight: 600;
}

.btn-white:hover {
    background-color: var(--background-light);
    border-color: var(--border-color);
    color: var(--primary);
    transform: translateY(-2px);
}

.btn-outline-white {
    background: transparent;
    border-color: white;
    color: white;
}

.btn-outline-white:hover {
    background-color: white;
    border-color: white;
    color: var(--primary);
    transform: translateY(-2px);
}

/* Navigation */
.navbar {
    padding: 1rem 0;
    transition: all 0.3s ease;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.75rem;
    color: var(--primary) !important;
    text-decoration: none;
}

.nav-link {
    font-weight: 500;
    margin: 0 0.5rem;
    position: relative;
    color: var(--text-primary) !important;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    transition: width 0.3s ease;
    border-radius: 1px;
}

.nav-link:hover {
    color: var(--accent) !important;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tech-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.tech-item:hover::before {
    transform: scaleX(1);
}

.tech-icon-wrapper {
    position: relative;
    display: inline-block;
}

.tech-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--accent-gradient);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.tech-item:hover .tech-glow {
    opacity: 0.2;
    animation: pulse 2s ease-in-out infinite;
}

.tech-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.tech-level {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding: 0.25rem 0.75rem;
    background: var(--background-light);
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

/* Reviews Section */
.reviews-section {
    position: relative;
    background: var(--background-light);
    overflow: hidden;
}

.review-slider-wrapper {
    position: relative;
    padding: 30px 15px;
    max-width: 1000px;
    margin: 0 auto;
}

.review-image-container {
    background-color: var(--background-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin: 0 auto;
    max-width: 850px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid var(--border-light);
}

.carousel-item.active .review-image-container {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.review-image {
    width: 100%;
    height: auto;
    display: block;
}

/* Enhanced Carousel Controls */
#reviewsCarousel {
    padding-bottom: 60px;
}

#reviewsCarousel .carousel-indicators {
    bottom: 10px;
    margin-bottom: 0;
}

#reviewsCarousel .carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--border-color);
    border: none;
    opacity: 0.5;
    margin: 0 6px;
    transition: all 0.3s ease;
}

#reviewsCarousel .carousel-indicators button.active {
    background: var(--accent-gradient);
    opacity: 1;
    width: 14px;
    height: 14px;
    box-shadow: var(--shadow);
}

.control-circle {
    width: 55px;
    height: 55px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    border: 2px solid white;
}

#reviewsCarousel .carousel-control-prev,
#reviewsCarousel .carousel-control-next {
    width: 55px;
    height: 55px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 1;
}

#reviewsCarousel .carousel-control-prev {
    left: -30px;
}

#reviewsCarousel .carousel-control-next {
    right: -30px;
}

#reviewsCarousel .carousel-control-prev:hover .control-circle,
#reviewsCarousel .carousel-control-next:hover .control-circle {
    background: var(--accent-gradient);
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

#reviewsCarousel .carousel-control-prev-icon,
#reviewsCarousel .carousel-control-next-icon {
    width: 24px;
    height: 24px;
}

/* Decorative Elements */
.review-decoration {
    position: absolute;
    border-radius: 50%;
    z-index: -1;
}

.review-decoration-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 169, 255, 0.1) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    animation: float 15s ease-in-out infinite;
}

.review-decoration-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(4, 65, 104, 0.08) 0%, transparent 70%);
    bottom: -150px;
    right: -150px;
    animation: float 20s ease-in-out infinite reverse;
}

/* Platform Badges */
.platform-badges {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.platform-badge {
    display: inline-flex;
    align-items: center;
    background: var(--background-white);
    color: var(--text-primary);
    font-weight: 500;
    padding: 1rem 1.5rem;
    border-radius: 50px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.platform-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

/* Call to Action Section */
.cta-section {
    position: relative;
    overflow: hidden;
    padding: 6rem 0;
}

.cta-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    background-image: 
        radial-gradient(circle at 25% 25%, var(--accent) 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, var(--accent) 2px, transparent 2px);
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
    animation: float 25s ease-in-out infinite;
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-features {
    margin: 2rem 0;
}

.cta-feature {
    display: flex;
    align-items: center;
    font-size: 1rem;
    opacity: 0.9;
}

.cta-buttons {
    margin: 2rem 0;
}

.cta-contact-info {
    font-size: 0.95rem;
}

/* No Articles State */
.no-articles-state {
    padding: 4rem 2rem;
}

.no-articles-icon {
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Footer Styles */
.footer {
    background: var(--primary-gradient);
    color: white;
    padding: 4rem 0 2rem;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
}

.social-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-right: 10px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-icon:hover {
    background: var(--accent-gradient);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 169, 255, 0.3);
    border-color: transparent;
}

.newsletter-input {
    border-radius: 50px 0 0 50px !important;
    border: 2px solid rgba(255, 255, 255, 0.2);
    padding: 0.75rem 1.5rem;
    height: 55px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-btn {
    border-radius: 0 50px 50px 0 !important;
    background: var(--accent-gradient);
    border: 2px solid var(--accent);
    height: 55px;
    transition: all 0.3s ease;
    font-weight: 600;
}

.newsletter-btn:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateX(-2px);
}

/* Badges and Labels */
.badge {
    font-weight: 500;
    letter-spacing: 0.025em;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }
.animate-delay-6 { animation-delay: 0.6s; }
.animate-delay-7 { animation-delay: 0.7s; }
.animate-delay-8 { animation-delay: 0.8s; }

/* Code Syntax Highlighting */
.ql-syntax {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.6;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #e2e8f0;
    padding: 24px 28px;
    border-radius: 12px;
    border: 1px solid #334155;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow-x: auto;
    font-weight: 400;
    letter-spacing: 0.025em;
    margin: 16px 0;
}

.ql-syntax::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    border-radius: 12px 12px 0 0;
}

/* Responsive Design */
@media (max-width: 1199.98px) {
    .tech-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 1.5rem;
    }
    
    .featured-content {
        padding: 3rem !important;
    }
}

@media (max-width: 991.98px) {
    .hero {
        min-height: 70vh;
        text-align: center;
    }
    
    .stats-section .row {
        text-align: center;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .platform-badges {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .cta-features {
        flex-direction: column;
        gap: 1rem;
    }
    
    .featured-image-wrapper {
        height: 250px;
    }
    
    .review-slider-wrapper {
        padding: 20px 10px;
    }
    
    #reviewsCarousel .carousel-control-prev {
        left: -20px;
    }
    
    #reviewsCarousel .carousel-control-next {
        right: -20px;
    }
}

@media (max-width: 767.98px) {
    .navbar-collapse {
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        padding: 1.5rem;
        border-radius: 15px;
        box-shadow: var(--shadow-lg);
        margin-top: 1rem;
        border: 1px solid var(--border-light);
    }
    
    .hero {
        min-height: 60vh;
        padding: 2rem 0;
    }
    
    .feature-card, .blog-card {
        margin-bottom: 2rem;
    }
    
    .tech-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 1rem;
    }
    
    .tech-item {
        padding: 1.5rem 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-icon {
        width: 50px;
        height: 50px;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .featured-content {
        padding: 2rem !important;
    }
    
    .featured-image-wrapper {
        height: 200px;
    }
    
    .featured-stats {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .blog-image-wrapper {
        height: 180px;
    }
    
    .control-circle {
        width: 45px;
        height: 45px;
    }
    
    #reviewsCarousel .carousel-control-prev,
    #reviewsCarousel .carousel-control-next {
        width: 45px;
        height: 45px;
    }
    
    #reviewsCarousel .carousel-control-prev {
        left: -15px;
    }
    
    #reviewsCarousel .carousel-control-next {
        right: -15px;
    }
    
    .review-decoration {
        display: none;
    }
    
    .footer {
        text-align: center;
    }
    
    .social-icons {
        justify-content: center;
        margin-bottom: 2rem;
    }
}

@media (max-width: 575.98px) {
    .feature-icon {
        width: 60px;
        height: 60px;
    }
    
    .feature-icon i {
        font-size: 1.5rem;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .tech-item {
        padding: 1rem 0.5rem;
    }
    
    .tech-name {
        font-size: 0.9rem;
    }
    
    .blog-category-badge,
    .blog-time-badge {
        padding: 0.4rem 0.8rem;
        font-size: 0.7rem;
    }
    
    .btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }
    
    .lead {
        font-size: 1rem;
    }
}

/* Print Styles */
@media print {
    .navbar, .footer, .cta-section, .reviews-section {
        display: none;
    }
    
    .hero, .feature-card, .blog-card {
        break-inside: avoid;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    h1, h2, h3, h4, h5, h6 {
        break-after: avoid;
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
        --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
        --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    }
    
    .feature-card,
    .blog-card,
    .tech-item {
        border-width: 2px;
    }
}
  

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    background-image: radial-gradient(var(--primary) 2px, transparent 2px);
    background-size: 40px 40px;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Feature Cards */
.feature-card {
    background: var(--background-white);
    border-radius: 20px;
    border: 1px solid var(--border-light);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon-wrapper {
    position: relative;
    display: inline-block;
}

.feature-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-md);
}

.feature-icon-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: var(--accent-gradient);
    border-radius: 50%;
    opacity: 0.1;
    z-index: 1;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.1; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.2; }
}

.feature-technologies {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.tech-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background: var(--light-gradient);
    color: var(--primary);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    font-weight: 500;
}

/* Knowledge Platform Section */
.knowledge-content .feature-check {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.knowledge-visual {
    position: relative;
}

.knowledge-card {
    background: var(--background-white);
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.knowledge-card-header {
    background: var(--primary-gradient);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.knowledge-card-dots {
    display: flex;
    gap: 0.25rem;
}

.knowledge-card-dots span {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
}

.knowledge-card-title {
    color: white;
    font-weight: 600;
}

.knowledge-card-body {
    padding: 1.5rem;
}

.article-preview {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    border-radius: 10px;
    transition: background-color 0.3s ease;
}

.article-preview:hover {
    background-color: var(--background-light);
}

.article-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.article-info h6 {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-primary);
}

/* Blog Cards */
.blog-card {
    background: var(--background-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
    border: 1px solid var(--border-light);
}

.blog-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.blog-image-wrapper {
    position: relative;
    height: 220px;
}

.blog-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.blog-img-placeholder {
    width: 100%;
    height: 100%;
    background: var(--light-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-content {
    text-align: center;
}

.blog-category-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 0.5rem 1rem;
    background: var(--primary-gradient);
    color: white;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}

.blog-time-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.95);
    color: var(--text-primary);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.blog-content {
    position: relative;
}

.blog-meta {
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.author-avatar {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.blog-title a {
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.blog-title a:hover {
    color: var(--accent);
}

.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.75rem;
    background: var(--background-light);
    color: var(--text-secondary);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    font-weight: 500;
}

.tag-badge-more {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
}

.difficulty-badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-weight: 500;
}

/* Featured Article Enhancements */
.featured-spotlight {
    position: relative;
}

.featured-article-enhanced {
    border: 3px solid transparent;
    background: linear-gradient(white, white) padding-box,
                var(--accent-gradient) border-box;
    position: relative;
    overflow: hidden;
}

.featured-article-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--accent-gradient);
    z-index: 1;
}

.featured-image-wrapper {
    position: relative;
    height: 400px;
    overflow: hidden;
}

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

.featured-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.featured-overlay {
    position: absolute;
    top: 20px;
    left: 20px;
}

.featured-badge {
    background: var(--accent-gradient);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.category-badge-large {
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.featured-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Statistics Section */
.stats-section {
    position: relative;
    overflow: hidden;
}

.stats-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    background-image: 
        linear-gradient(45deg, var(--accent) 25%, transparent 25%),
        linear-gradient(-45deg, var(--accent) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--accent) 75%),
        linear-gradient(-45deg, transparent 75%, var(--accent) 75%);
    background-size: 30px 30px;
    background-position: 0 0, 0 15px, 15px -15px, -15px 0px;
    animation: movePattern 20s linear infinite;
}

@keyframes movePattern {
    0% { transform: translateX(0); }
    100% { transform: translateX(30px); }
}

.stat-item {
    text-align: center;
    padding: 2rem 1rem;
}

.stat-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.stat-description {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Technology Grid */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 2rem;
    align-items: center;
}