/* Custom CSS for Nexcladvest website */

/* Font Family */
.font-inter {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
}

/* Comprehensive Theme Color System */
:root {
  /* Brand Colors - Core Identity */
  --electric-blue: 0 191 255; /* #00BFFF */
  --purple-violet: 138 43 226; /* #8A2BE2 */
  --electric-blue-hover: 30 144 255; /* #1E90FF */
  --purple-violet-hover: 147 51 234; /* #9333EA */

  /* Light Theme Colors */
  --background: 255 255 255;
  --background-secondary: 248 250 252; /* slate-50 */
  --background-tertiary: 241 245 249; /* slate-100 */
  --foreground: 15 23 42; /* slate-900 */
  --foreground-secondary: 51 65 85; /* slate-700 */
  --foreground-muted: 100 116 139; /* slate-500 */
  --foreground-subtle: 148 163 184; /* slate-400 */

  --border: 226 232 240; /* slate-200 */
  --border-light: 241 245 249; /* slate-100 */
  --border-strong: 203 213 225; /* slate-300 */

  --card-background: 255 255 255;
  --card-border: 226 232 240; /* slate-200 */
  --card-shadow: 0 0 0 / 0.1;

  --input-background: 255 255 255;
  --input-border: 203 213 225; /* slate-300 */
  --input-focus: var(--electric-blue);

  /* Interactive Elements */
  --hover-background: 248 250 252; /* slate-50 */
  --hover-background-strong: 241 245 249; /* slate-100 */
  --active-background: 226 232 240; /* slate-200 */

  /* Status Colors */
  --success: 34 197 94; /* green-500 */
  --warning: 234 179 8; /* yellow-500 */
  --error: 239 68 68; /* red-500 */
  --info: var(--electric-blue);

  /* Brand Gradients */
  --gradient-primary: linear-gradient(135deg, rgb(0 191 255), rgb(138 43 226));
  --gradient-primary-hover: linear-gradient(
    135deg,
    rgb(30 144 255),
    rgb(147 51 234)
  );
  --gradient-primary-subtle: linear-gradient(
    135deg,
    rgb(0 191 255 / 0.1),
    rgb(138 43 226 / 0.1)
  );

  /* Theme-specific gradients */
  --gradient-hero: linear-gradient(
    135deg,
    rgb(248 250 252),
    rgb(241 245 249 / 0.8)
  );
  --gradient-card: linear-gradient(135deg, rgb(255 255 255), rgb(248 250 252));
  --gradient-backdrop: linear-gradient(
    135deg,
    rgb(0 191 255 / 0.05),
    rgb(138 43 226 / 0.05)
  );
}

/* Dark Theme Override */
html.dark {
  /* Dark Theme Colors */
  --background: 15 23 42; /* slate-900 */
  --background-secondary: 30 41 59; /* slate-800 */
  --background-tertiary: 51 65 85; /* slate-700 */
  --foreground: 248 250 252; /* slate-50 */
  --foreground-secondary: 226 232 240; /* slate-200 */
  --foreground-muted: 148 163 184; /* slate-400 */
  --foreground-subtle: 100 116 139; /* slate-500 */

  --border: 51 65 85; /* slate-700 */
  --border-light: 71 85 105; /* slate-600 */
  --border-strong: 100 116 139; /* slate-500 */

  --card-background: 30 41 59; /* slate-800 */
  --card-border: 51 65 85; /* slate-700 */
  --card-shadow: 0 0 0 / 0.3;

  --input-background: 30 41 59; /* slate-800 */
  --input-border: 51 65 85; /* slate-700 */
  --input-focus: var(--electric-blue);

  /* Interactive Elements */
  --hover-background: 51 65 85; /* slate-700 */
  --hover-background-strong: 71 85 105; /* slate-600 */
  --active-background: 100 116 139; /* slate-500 */

  /* Dark theme gradients */
  --gradient-hero: linear-gradient(135deg, rgb(15 23 42), rgb(30 41 59 / 0.8));
  --gradient-card: linear-gradient(135deg, rgb(30 41 59), rgb(51 65 85 / 0.5));
  --gradient-backdrop: linear-gradient(
    135deg,
    rgb(0 191 255 / 0.1),
    rgb(138 43 226 / 0.1)
  );
}

/* Semantic Color Classes */
.bg-theme-primary {
  background-color: rgb(var(--background));
}
.bg-theme-secondary {
  background-color: rgb(var(--background-secondary));
}
.bg-theme-tertiary {
  background-color: rgb(var(--background-tertiary));
}

.text-theme-primary {
  color: rgb(var(--foreground));
}
.text-theme-secondary {
  color: rgb(var(--foreground-secondary));
}
.text-theme-muted {
  color: rgb(var(--foreground-muted));
}
.text-theme-subtle {
  color: rgb(var(--foreground-subtle));
}

.border-theme {
  border-color: rgb(var(--border));
}
.border-theme-light {
  border-color: rgb(var(--border-light));
}
.border-theme-strong {
  border-color: rgb(var(--border-strong));
}

/* Z-index hierarchy */
:root {
  --z-mobile-menu: 9999;
  --z-mobile-overlay: 9998;
  --z-header: 9997;
  --z-main-content: 1;
}

/* Create a new stacking context for the main content */
body {
  position: relative;
  z-index: 1;
}

/* Mobile menu container needs highest z-index */
#mobile-menu {
  position: fixed !important;
  top: 0;
  right: 0;
  height: 100%;
  width: 100%;
  max-width: 20rem;
  transform: translateX(100%);
  transition: transform 0.3s ease-in-out;
  z-index: var(--z-mobile-menu) !important;
}

#mobile-menu.show {
  transform: translateX(0);
}

/* Overlay */
#mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-mobile-overlay) !important;
}

/* Header */
#main-header {
  position: fixed;
  z-index: var(--z-header) !important;
}

/* Force all main content to a lower z-index */
main {
  position: relative;
  z-index: var(--z-main-content);
}

/* Override any z-index in content sections */
main section,
main div,
.container,
[class*="relative z-"] {
  position: relative;
  z-index: auto !important;
}

/* Ensure content sections don't create new stacking contexts */
.relative {
  z-index: auto !important;
}

/* Smooth transitions for theme switching */
*,
*::before,
*::after {
  transition: background-color 0.3s ease, border-color 0.3s ease,
    color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

/* Smooth scrolling - handled in enhanced section below */

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgb(148 163 184);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgb(100 116 139);
}

.dark ::-webkit-scrollbar-thumb {
  background: rgb(71 85 105);
}

.dark ::-webkit-scrollbar-thumb:hover {
  background: rgb(100 116 139);
}

/* Navigation styles */
.navbar-blur {
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: all 0.3s ease;
}

/* Improved dropdown menu animations */
.dropdown-menu {
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  transform-origin: top;
}

.dropdown-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

eader {
  z-index: var(--z-header) !important;
}

/* Main content and its children should be lowest */
main {
  position: relative;
  z-index: var(--z-main-content);
}

/* Override any relative z-10 classes in content sections */
main section [class*="relative z-"] {
  z-index: inherit;
}

/* Enhanced mobile menu animations */
.mobile-menu {
  z-index: var(--z-index-mobile-menu) !important;
  transform: translateX(100%) !important;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mobile-menu.show {
  transform: translateX(0) !important;
}

/* Overlay just below mobile menu */
#mobile-menu-overlay {
  z-index: var(--z-mobile-overlay) !important;
}

/* Button hover effects */
.btn-primary {
  background: var(--gradient-primary);
  transform: translateY(0);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(0, 191, 255, 0.4);
  background: var(--gradient-primary-hover);
}

/* Electric Blue and Purple Utility Classes */
.text-electric-blue {
  color: rgb(var(--electric-blue));
}

.text-purple-violet {
  color: rgb(var(--purple-violet));
}

.bg-electric-blue {
  background-color: rgb(var(--electric-blue));
}

.bg-purple-violet {
  background-color: rgb(var(--purple-violet));
}

/* Enhanced Smooth Scrolling */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Account for fixed header */
}

/* Smooth scroll for modern browsers with reduced motion preference */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

/* Enhanced Page Load Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Animation classes */
.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
  animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
  animation: fadeInRight 0.6s ease-out;
}

.animate-scale-in {
  animation: scaleIn 0.6s ease-out;
}

/* Staggered animations */
.animate-delay-100 {
  animation-delay: 0.1s;
}

.animate-delay-200 {
  animation-delay: 0.2s;
}

.animate-delay-300 {
  animation-delay: 0.3s;
}

.animate-delay-400 {
  animation-delay: 0.4s;
}

/* Enhanced Loading Animation */
@keyframes pulse-glow {
  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 20px rgba(0, 191, 255, 0.3);
  }
  50% {
    opacity: 0.8;
    box-shadow: 0 0 30px rgba(138, 43, 226, 0.4);
  }
}

.pulse-glow {
  animation: pulse-glow 2s ease-in-out infinite;
}

/* Better Form Focus States */
input:focus,
textarea:focus,
select:focus {
  outline: none;
  ring: 2px solid rgb(var(--electric-blue));
  border-color: rgb(var(--electric-blue));
  box-shadow: 0 0 0 3px rgba(0, 191, 255, 0.1);
  transition: all 0.3s ease;
}

/* Enhanced Button Transitions */
button,
.btn {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

button:hover,
.btn:hover {
  transform: translateY(-1px);
}

button:active,
.btn:active {
  transform: translateY(0);
}

/* Accessibility Improvements */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sr-only:focus {
  position: static;
  width: auto;
  height: auto;
  padding: inherit;
  margin: inherit;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* High contrast mode support */
.high-contrast {
  --electric-blue: 0 0 255; /* Pure blue */
  --purple-violet: 128 0 128; /* Pure purple */
}

.high-contrast * {
  text-shadow: none !important;
  box-shadow: none !important;
}

.high-contrast .bg-gradient-primary,
.high-contrast .text-gradient-primary {
  background: rgb(var(--electric-blue)) !important;
  color: white !important;
}

/* Enhanced focus indicators */
.keyboard-navigation *:focus {
  outline: 3px solid rgb(var(--electric-blue)) !important;
  outline-offset: 2px !important;
  box-shadow: 0 0 0 5px rgba(0, 191, 255, 0.3) !important;
}

/* Skip to content link */
.skip-to-content {
  position: absolute;
  top: -40px;
  left: 6px;
  z-index: 1000;
  transition: top 0.3s;
}

.skip-to-content:focus {
  top: 6px;
}

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

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

.bg-gradient-hero {
  background: var(--gradient-hero);
}

.bg-gradient-card {
  background: var(--gradient-card);
}

.border-electric-blue {
  border-color: rgb(var(--electric-blue));
}

.border-purple-violet {
  border-color: rgb(var(--purple-violet));
}

.hover\:bg-electric-blue:hover {
  background-color: rgb(var(--electric-blue-hover));
}

.hover\:bg-purple-violet:hover {
  background-color: rgb(var(--purple-violet-hover));
}

.hover\:text-electric-blue:hover {
  color: rgb(var(--electric-blue));
}

.hover\:text-purple-violet:hover {
  color: rgb(var(--purple-violet));
}

/* Enhanced gradient text effect */
.text-gradient-primary {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* Enhanced card hover effects */
.card-hover {
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.card-hover::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.card-hover:hover::before {
  opacity: 1;
}

.card-hover > * {
  position: relative;
  z-index: 2;
}

.card-hover:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.dark .card-hover:hover {
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

/* Interactive button effects */
.interactive-btn {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.interactive-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.interactive-btn:hover::before {
  width: 300px;
  height: 300px;
}

/* Enhanced animation classes */
.fade-in {
  animation: fadeInUp 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-in-left {
  animation: slideInLeft 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slideInRight 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.bounce-in {
  animation: bounceIn 1s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes bounceIn {
  0% {
    transform: scale(0.3);
    opacity: 0;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
  70% {
    transform: scale(0.9);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.scale-in {
  animation: scaleIn 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Loading animation for images */
.img-loading {
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 191, 255, 0.3),
    transparent
  );
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Enhanced theme toggle button */
.theme-toggle {
  position: relative;
  width: 50px;
  height: 26px;
  background: linear-gradient(135deg, rgb(203 213 225), rgb(148 163 184));
  border-radius: 13px;
  cursor: pointer;
  transition: all 0.4s ease;
  border: 2px solid transparent;
}

.theme-toggle:hover {
  background: linear-gradient(135deg, rgb(0 191 255), rgb(138 43 226));
  border-color: rgba(255, 255, 255, 0.2);
}

.dark .theme-toggle {
  background: linear-gradient(135deg, rgb(51 65 85), rgb(30 41 59));
}

.dark .theme-toggle:hover {
  background: linear-gradient(135deg, rgb(0 191 255), rgb(138 43 226));
}

.theme-toggle::before {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.dark .theme-toggle::before {
  transform: translateX(24px);
  background: rgb(30 41 59);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

/* Enhanced form styles */
.form-input {
  transition: all 0.3s ease;
  border: 2px solid transparent;
  background-color: transparent;
}

.form-input:focus {
  outline: none;
  border-color: rgb(var(--electric-blue));
  box-shadow: 0 0 0 3px rgba(0, 191, 255, 0.1);
  transform: translateY(-1px);
}

.form-input:hover {
  border-color: rgba(0, 191, 255, 0.3);
}

/* Enhanced button styles */
.btn-gradient {
  background: var(--gradient-primary);
  border: none;
  color: white;
  font-weight: 600;
  padding: 1rem 2rem;
  border-radius: 0.75rem;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn-gradient:hover {
  background: var(--gradient-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 191, 255, 0.3);
}

.btn-gradient:active {
  transform: translateY(0);
}

/* Professional testimonial cards */
.testimonial-card {
  background: var(--gradient-card);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.4s ease;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border-color: rgba(0, 191, 255, 0.3);
}

/* Section dividers */
.section-divider {
  background: var(--gradient-primary);
  height: 1px;
  margin: 4rem 0;
  opacity: 0.3;
}

/* Floating elements animation */
.floating {
  animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Pulse animation for important elements */
.pulse-glow {
  animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%,
  100% {
    box-shadow: 0 0 20px rgba(0, 191, 255, 0.3);
  }
  50% {
    box-shadow: 0 0 30px rgba(0, 191, 255, 0.6);
  }
}

/* Custom utilities */
.container {
  max-width: 1200px;
}

/* Ensure content sections stay below mobile menu */
.container [class*="relative z-"],
section [class*="relative z-"],
div[class*="relative z-"] {
  z-index: inherit;
}

/* Enhanced spacing and typography */
.section-padding {
  padding: 5rem 0;
}

.section-padding-sm {
  padding: 3rem 0;
}

/* Professional hero background */
.hero-pattern {
  background-image: radial-gradient(
      circle at 25% 25%,
      rgba(0, 191, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 75% 75%,
      rgba(138, 43, 226, 0.1) 0%,
      transparent 50%
    );
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .section-padding {
    padding: 3rem 0;
  }

  .card-hover:hover {
    transform: translateY(-4px) scale(1.01);
  }
}

@media (max-width: 640px) {
  .theme-toggle {
    width: 44px;
    height: 24px;
  }

  .theme-toggle::before {
    width: 20px;
    height: 20px;
  }

  .dark .theme-toggle::before {
    transform: translateX(20px);
  }
}

/* Print styles */
@media print {
  .no-print {
    display: none !important;
  }
}

/* Focus styles for accessibility */
.focus-outline:focus {
  outline: 2px solid rgb(var(--electric-blue));
  outline-offset: 2px;
}

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: rgb(var(--electric-blue));
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: 4px;
  transition: top 0.3s ease;
}

.skip-link:focus {
  top: 6px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .card-hover:hover {
    border: 2px solid currentColor;
  }
}

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

/* Loading states */
.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Success/error states */
.success-state {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
}

.error-state {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: white;
}

/* Professional shadows */
.shadow-brand {
  box-shadow: 0 10px 25px rgba(0, 191, 255, 0.1);
}

.shadow-brand-lg {
  box-shadow: 0 20px 40px rgba(0, 191, 255, 0.15);
}

.dark .shadow-brand {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.dark .shadow-brand-lg {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}