/*
 * AeroDev - Premium Web Development Agency Website Template
 * Redesigned Premium Neo-Brutalist Design System (WizardZ & Positivus Style)
 */

:root {
  --primary: #B9FF66; /* Vibrant Lime/Neon Green */
  --primary-hover: #a5e655;
  --secondary: #191A23; /* Dark Charcoal Black */
  --dark-bg: #191A23; /* Dark Sections Background */
  --dark-card: #292A32; /* Slightly lighter black card */
  --dark-border: #191A23;
  --light-bg: #ffffff;
  --light-secondary: #F3F3F3; /* Soft Light Gray */
  --text-dark: #191A23;
  --text-muted: #292A32;
  --text-light: #ffffff;
  
  /* Fonts */
  --font-sans: 'Inter', sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Transitions */
  --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Global Styles */
html, body {
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--text-dark);
  background-color: var(--light-bg);
  line-height: 1.6;
}

.main-wrapper {
  overflow-x: hidden;
  width: 100%;
  position: relative;
}

h1, h2, h3, h4, h5, h6, .display-font {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-dark);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--light-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--secondary);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Selection Highlight */
::selection {
  background-color: var(--primary);
  color: var(--text-dark);
}

a {
  text-decoration: none;
  transition: var(--transition-smooth);
}

/* Page Loader */
#loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--light-bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-spinner {
  width: 60px;
  height: 60px;
  border: 5px solid var(--light-secondary);
  border-top: 5px solid var(--secondary);
  border-right: 5px solid var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Sticky Navigation Bar */
.navbar-custom {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--secondary);
  padding: 16px 0;
  transition: var(--transition-smooth);
  z-index: 1030;
}

.navbar-custom.navbar-scrolled {
  padding: 12px 0;
  box-shadow: 0 4px 0px rgba(25, 26, 35, 0.1);
}

.navbar-brand .badge-premium {
  box-shadow: none !important;
  border: 1.5px solid var(--secondary);
}

.nav-link {
  font-weight: 600;
  font-family: var(--font-display);
  color: var(--text-dark) !important;
  padding: 8px 16px !important;
  border-radius: 8px;
  border: 1.5px solid transparent;
  transition: var(--transition-smooth);
  font-size: 1rem;
}

.nav-link:hover, .nav-link.active {
  background-color: var(--primary);
  border-color: var(--secondary);
  box-shadow: 2px 2px 0px var(--secondary);
  transform: translate(-1px, -1px);
}

/* Megamenu Redesign */
.megamenu {
  position: static;
}

.megamenu-content {
  width: calc(100% - 40px);
  left: 20px;
  right: 20px;
  top: 100%;
  background: white;
  border-radius: 20px;
  box-shadow: 0px 8px 0px var(--secondary);
  border: 2px solid var(--secondary);
  padding: 30px;
  display: none;
  position: absolute;
  z-index: 1000;
  animation: slideIn 0.2s ease-out;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.nav-item.dropdown:hover .megamenu-content {
  display: block;
}

.megamenu-item {
  padding: 12px;
  border-radius: 12px;
  border: 2px solid transparent;
  transition: var(--transition-smooth);
}

.megamenu-item:hover {
  background-color: var(--light-secondary);
  border-color: var(--secondary);
  box-shadow: 3px 3px 0px var(--secondary);
  transform: translate(-2px, -2px);
}

.megamenu-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--primary);
  border: 1.5px solid var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
  font-size: 1.3rem;
  transition: var(--transition-smooth);
}

.megamenu-item:hover .megamenu-icon {
  background: var(--secondary);
  color: var(--primary);
}

/* Search Overlay */
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(25, 26, 35, 0.98);
  backdrop-filter: blur(12px);
  z-index: 1050;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.search-overlay.active {
  opacity: 1;
  visibility: visible;
}

.search-close {
  position: absolute;
  top: 40px;
  right: 40px;
  background: var(--primary);
  border: 2px solid var(--secondary);
  color: var(--secondary);
  width: 44px;
  height: 44px;
  font-size: 2rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 2px 0px var(--secondary);
  transition: var(--transition-smooth);
}

.search-close:hover {
  transform: scale(1.1) rotate(90deg);
  background: white;
}

.search-input-group {
  width: 100%;
  max-width: 600px;
  padding: 0 20px;
}

.search-input {
  background: white;
  border: 2px solid var(--secondary);
  border-radius: 16px;
  color: var(--secondary);
  font-size: 1.4rem;
  font-family: var(--font-display);
  padding: 16px 24px;
  width: 100%;
  box-shadow: 4px 4px 0px var(--secondary);
}

.search-input:focus {
  outline: none;
  background: var(--primary);
}

/* Premium Neo Buttons */
.btn-premium {
  background-color: var(--secondary);
  color: var(--text-light) !important;
  border: 2px solid var(--secondary);
  font-family: var(--font-display);
  font-weight: 600;
  padding: 14px 30px;
  border-radius: 14px;
  box-shadow: 0px 4px 0px var(--secondary);
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-premium:hover {
  background-color: var(--primary);
  color: var(--text-dark) !important;
  transform: translate(-3px, -3px);
  box-shadow: 0px 7px 0px var(--secondary);
}

.btn-premium-outline {
  background-color: transparent;
  color: var(--text-dark) !important;
  border: 2px solid var(--secondary);
  font-family: var(--font-display);
  font-weight: 600;
  padding: 14px 30px;
  border-radius: 14px;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-premium-outline:hover {
  background-color: var(--secondary);
  color: var(--text-light) !important;
  transform: translate(-3px, -3px);
  box-shadow: 0px 5px 0px var(--secondary);
}

.btn-premium-outline-light {
  background-color: transparent;
  color: var(--text-light) !important;
  border: 2px solid var(--text-light);
  font-family: var(--font-display);
  font-weight: 600;
  padding: 14px 30px;
  border-radius: 14px;
  transition: var(--transition-smooth);
}

.btn-premium-outline-light:hover {
  background-color: var(--primary);
  color: var(--text-dark) !important;
  border-color: var(--secondary);
  transform: translate(-3px, -3px);
  box-shadow: 0px 5px 0px var(--primary);
}

/* Hero Section */
.hero-section {
  padding: 180px 0 120px 0;
  background-color: var(--light-bg);
  background-image: radial-gradient(#191a23 0.8px, transparent 0.8px);
  background-size: 24px 24px;
  background-opacity: 0.15;
}

.section-padding {
  padding: 110px 0;
}

.dark-section {
  background-color: var(--dark-bg);
  color: var(--text-light);
  background-image: radial-gradient(rgba(255, 255, 255, 0.08) 0.8px, transparent 0.8px);
  background-size: 24px 24px;
  border-top: 2px solid var(--secondary);
  border-bottom: 2px solid var(--secondary);
}

.dark-section h1, .dark-section h2, .dark-section h3, .dark-section h4, .dark-section h5, .dark-section h6 {
  color: var(--text-light);
}

.dark-section .text-muted {
  color: rgba(255, 255, 255, 0.7) !important;
}

.bg-light-secondary {
  background-color: var(--light-secondary);
  border-top: 2px solid var(--secondary);
  border-bottom: 2px solid var(--secondary);
}

/* Badges / Neo Highlight Headers */
.badge-premium {
  background-color: var(--primary);
  color: var(--text-dark);
  border-radius: 8px;
  padding: 6px 14px;
  font-weight: 600;
  font-family: var(--font-display);
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 2px solid var(--secondary);
  box-shadow: 2px 2px 0px var(--secondary);
}

.badge-premium-dark {
  background-color: var(--secondary);
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: 2px 2px 0px var(--primary);
}

/* Glassmorphism / Neo-Brutalist Cards */
.glass-card, .testimonial-card, .pricing-card {
  background: #ffffff;
  border: 2px solid var(--secondary);
  border-radius: 30px;
  box-shadow: 0px 6px 0px var(--secondary);
  padding: 40px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  height: 100%;
}

.glass-card:hover, .testimonial-card:hover, .pricing-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 0px 10px 0px var(--secondary);
}

/* Card variants inside dark section */
.dark-section .glass-card, .dark-section .testimonial-card {
  background: var(--dark-card);
  border: 2px solid var(--text-light);
  box-shadow: 0px 6px 0px var(--text-light);
  color: var(--text-light);
}

.dark-section .glass-card:hover, .dark-section .testimonial-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 0px 10px 0px var(--primary);
  border-color: var(--primary);
}

.hover-lift {
  transition: var(--transition-smooth);
}

/* Card Service Elements */
.card-service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background-color: var(--primary);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 24px;
  border: 2px solid var(--secondary);
  box-shadow: 3px 3px 0px var(--secondary);
  transition: var(--transition-smooth);
}

.glass-card:hover .card-service-icon {
  background-color: var(--secondary);
  color: var(--primary);
  transform: scale(1.08) rotate(-3deg);
}

/* Tech Pills */
.tech-pill {
  background: #ffffff;
  border: 2px solid var(--secondary);
  border-radius: 14px;
  padding: 12px 24px;
  font-family: var(--font-display);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition-smooth);
  cursor: default;
  box-shadow: 3px 3px 0px var(--secondary);
}

.tech-pill:hover {
  background-color: var(--primary);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--secondary);
}

.dark-section .tech-pill {
  background: var(--dark-card);
  border-color: var(--text-light);
  box-shadow: 3px 3px 0px var(--text-light);
}

.dark-section .tech-pill:hover {
  background-color: var(--primary);
  color: var(--secondary);
  border-color: var(--secondary);
  box-shadow: 5px 5px 0px var(--secondary);
}

/* Process Timeline (WizardZ style) */
.process-step {
  position: relative;
  padding-left: 55px;
  margin-bottom: 40px;
}

.process-step::before {
  content: '';
  position: absolute;
  left: 21px;
  top: 40px;
  height: calc(100% + 10px);
  width: 3px;
  background: var(--secondary);
}

.process-step:last-child::before {
  display: none;
}

.process-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-display);
  font-size: 1.2rem;
  border: 2px solid var(--secondary);
  box-shadow: 2px 2px 0px var(--secondary);
}

/* Testimonial slider */
.swiper-testimonial {
  padding-bottom: 60px !important;
}

.swiper-pagination-bullet {
  background: var(--secondary) !important;
  opacity: 0.3;
}

.swiper-pagination-bullet-active {
  background: var(--primary) !important;
  opacity: 1;
  width: 28px !important;
  border-radius: 100px !important;
  border: 1.5px solid var(--secondary);
  transition: var(--transition-smooth);
}

/* Pricing Card Special Rules */
.pricing-card.popular {
  background-color: var(--primary);
  border-width: 3px;
  box-shadow: 0px 8px 0px var(--secondary);
}

.pricing-card.popular::after {
  content: 'POPULAR';
  position: absolute;
  top: 24px;
  right: 24px;
  background: var(--secondary);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 6px 14px;
  border-radius: 8px;
  border: 1.5px solid var(--secondary);
  letter-spacing: 0.05em;
}

.pricing-price {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 24px;
  color: var(--secondary);
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 600;
  color: var(--secondary);
  opacity: 0.8;
}

/* Portfolio grid with image borders */
.portfolio-img-wrapper {
  overflow: hidden;
  border-radius: 26px;
  border: 2px solid var(--secondary);
  box-shadow: 4px 4px 0px var(--secondary);
  position: relative;
  margin-bottom: 20px;
  transition: var(--transition-smooth);
}

.portfolio-img-wrapper:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0px var(--secondary);
}

.portfolio-img {
  width: 100%;
  height: auto;
  transition: var(--transition-smooth);
  aspect-ratio: 4/3;
  object-fit: cover;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(25, 26, 35, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
}

.portfolio-img-wrapper:hover .portfolio-overlay {
  opacity: 1;
}

/* Filter buttons */
.portfolio-filter-btn {
  background: #ffffff;
  border: 2px solid var(--secondary);
  padding: 10px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-family: var(--font-display);
  color: var(--text-dark);
  box-shadow: 3px 3px 0px var(--secondary);
  transition: var(--transition-smooth);
}

.portfolio-filter-btn:hover, .portfolio-filter-btn.active {
  background: var(--primary);
  color: var(--text-dark);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--secondary);
}

/* Journey Timeline */
.journey-timeline::before {
  background: var(--secondary);
  width: 3px;
}

.timeline-dot {
  background: var(--primary);
  border: 3px solid var(--secondary);
  width: 20px;
  height: 20px;
  box-shadow: 2px 2px 0px var(--secondary);
}

.timeline-content {
  background: #ffffff;
  border: 2px solid var(--secondary);
  border-radius: 24px;
  box-shadow: 0px 5px 0px var(--secondary);
  padding: 35px;
}

/* Elegant Footers */
.footer-custom {
  background-color: var(--secondary);
  color: rgba(255, 255, 255, 0.85) !important;
  border-top: 3px solid var(--secondary);
  padding-top: 80px;
}

.footer-custom h1,
.footer-custom h2,
.footer-custom h3,
.footer-custom h4,
.footer-custom h5,
.footer-custom h6 {
  color: #ffffff !important;
}

.footer-custom p {
  color: rgba(255, 255, 255, 0.85) !important;
}

.footer-custom .text-white-50,
.footer-custom .text-sm {
  color: rgba(255, 255, 255, 0.75) !important;
}

.hover-text-white {
  transition: var(--transition-smooth);
}

.hover-text-white:hover {
  color: #ffffff !important;
}

.footer-link {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.footer-link:hover {
  color: #ffffff !important;
  padding-left: 6px;
}

.social-icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: #ffffff;
  border: 2px solid var(--secondary);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 2px 0px var(--secondary);
  transition: var(--transition-smooth);
}

.social-icon-btn:hover {
  background: var(--primary);
  color: var(--secondary);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0px var(--secondary);
}

/* Back to Top Button */
#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 52px;
  height: 52px;
  background: var(--primary);
  color: var(--secondary);
  border: 2px solid var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: 3px 3px 0px var(--secondary);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  z-index: 999;
}

#backToTop.active {
  opacity: 1;
  visibility: visible;
}

#backToTop:hover {
  transform: translateY(-4px);
  background: white;
  box-shadow: 5px 5px 0px var(--secondary);
}

/* Neo Brutalist Inputs & Forms */
.form-control-premium {
  background: #ffffff;
  border: 2px solid var(--secondary);
  border-radius: 14px;
  padding: 16px 20px;
  color: var(--text-dark);
  font-size: 1rem;
  font-weight: 500;
  box-shadow: 3px 3px 0px var(--secondary);
  transition: var(--transition-smooth);
}

.form-control-premium:focus {
  background: #ffffff;
  border-color: var(--secondary);
  box-shadow: 4px 4px 0px var(--primary);
  outline: none;
}

.dark-section .form-control-premium {
  background: #ffffff;
  border-color: var(--secondary);
  color: var(--text-dark);
}

/* FAQ Accordion */
.accordion-item-premium {
  border: 2px solid var(--secondary) !important;
  border-radius: 20px !important;
  margin-bottom: 20px;
  background: #ffffff;
  overflow: hidden;
  box-shadow: 0px 5px 0px var(--secondary);
  transition: var(--transition-smooth);
}

.accordion-item-premium:hover {
  transform: translate(-1px, -1px);
  box-shadow: 0px 6px 0px var(--secondary);
}

.accordion-item-premium .accordion-button {
  padding: 24px;
  font-weight: 700;
  font-family: var(--font-display);
  background: transparent;
  box-shadow: none;
  color: var(--text-dark);
  font-size: 1.15rem;
}

.accordion-item-premium .accordion-button:not(.collapsed) {
  background: var(--primary);
  color: var(--text-dark);
  border-bottom: 2px solid var(--secondary);
}

/* Text Gradient Override to Neo-Highlight Banner */
.text-gradient {
  background: var(--primary);
  color: var(--secondary) !important;
  -webkit-background-clip: initial;
  -webkit-text-fill-color: initial;
  background-clip: initial;
  padding: 2px 10px;
  border-radius: 8px;
  border: 2.5px solid var(--secondary);
  box-shadow: 2px 2px 0px var(--secondary);
  display: inline-block;
  transform: rotate(-1deg);
  max-width: 100%;
  word-wrap: break-word;
  overflow-wrap: break-word;
  white-space: normal;
}

.navbar-brand .text-gradient {
  transform: none !important;
  box-shadow: none !important;
  border-width: 1.5px !important;
  padding: 1px 6px !important;
  font-size: 0.9em !important;
  vertical-align: middle;
}

/* Decorator Blurring Blobs (Re-styled to flat structural rings or removed slop) */
.blob-decorator {
  display: none; /* Removed glow blobs to achieve crisp classic neo-brutalist layouts */
}

/* Section Header Badges Container helper */
.section-header-neo {
  margin-bottom: 60px;
}

.section-header-neo .badge-premium {
  font-size: 1.1rem;
  padding: 8px 18px;
  margin-bottom: 15px;
}

/* Responsive Overrides */
@media (max-width: 991px) {
  .hero-section {
    padding: 140px 0 80px 0;
  }
  .section-padding {
    padding: 70px 0;
  }
  .megamenu-content {
    position: static;
    display: none;
    box-shadow: none;
    border-radius: 12px;
    padding: 15px;
    margin-top: 10px;
  }
}

/* Infinite Scrolling Marquee for Partner Logos */
.partner-marquee-container {
  overflow: hidden;
  width: 100%;
  position: relative;
  display: flex;
  background-color: var(--light-secondary);
  padding: 10px 0 25px 0;
}

.partner-marquee-inner {
  display: flex;
  width: max-content;
  animation: partner-marquee-scroll 25s linear infinite;
  gap: 100px;
  padding-right: 100px;
}

.partner-logo-item {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.partner-logo-icon {
  color: #8A909A;
  opacity: 0.75;
  transition: var(--transition-smooth);
}

.partner-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: #8A909A;
  opacity: 0.75;
  letter-spacing: -0.02em;
  transition: var(--transition-smooth);
}

.partner-logo-item:hover .partner-logo-icon,
.partner-logo-item:hover .partner-logo-text {
  color: var(--secondary);
  opacity: 1;
}

.partner-logo-item img {
  height: 32px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.65;
  transition: all 0.3s ease;
}

.partner-logo-item:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

@keyframes partner-marquee-scroll {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-33.3333%, 0, 0);
  }
}

/* Core Technology Toolkit 2D Diagram Layout */
.tech-diagram-wrapper {
  position: relative;
  width: 1000px;
  height: 450px;
  margin: 0 auto;
}

.tech-node-circle {
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background-color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  border: 1.5px solid #e5e7eb;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 3;
  cursor: pointer;
  transform: translate(-50%, -50%);
}

.tech-node-circle:hover {
  transform: translate(-50%, -50%) translateY(-8px) scale(1.08);
  box-shadow: 0 15px 35px rgba(13, 110, 253, 0.15);
  border-color: #3b82f6;
}

.tech-node-circle svg {
  transition: transform 0.3s ease;
}

.tech-node-circle:hover svg {
  transform: scale(1.1);
}

.tech-central-hub-wrapper {
  position: absolute;
  left: 500px;
  top: 225px;
  transform: translate(-50%, -50%);
  z-index: 4;
}

.tech-central-hub {
  position: relative;
  width: 110px;
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-hub-glowing-ring {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 2px dashed rgba(13, 110, 253, 0.4);
  animation: spin 30s linear infinite;
}

.tech-hub-glass {
  width: 110px;
  height: 110px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-radius: 32px;
  border: 2px solid #3b82f6;
  box-shadow: 0 12px 40px rgba(13, 110, 253, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

/* Mobile responsive nodes */
@media (max-width: 991px) {
  .tech-mobile-layout .tech-node-circle {
    position: static;
    transform: none;
    width: 90px;
    height: 90px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
  }
  .tech-mobile-layout .tech-node-circle:hover {
    transform: translateY(-5px) scale(1.05);
  }
}