/*
================================================
TABLE OF CONTENTS
------------------------------------------------
1.  ROOT & VARIABLES
2.  RESET & GLOBAL STYLES
3.  CURSOR STYLES
4.  UTILITY CLASSES (Containers, Buttons, etc.)
5.  HEADER & NAVIGATION (Desktop & Mobile)
6.  MOBILE MENU OVERLAY
7.  FOOTER
8.  HERO SECTION & PARTICLE BACKGROUND
9.  SECTION STYLING (General)
10. SERVICES SECTION (3D Tilt Cards)
11. PROCESS SECTION (Timeline)
12. ROI CALCULATOR SECTION
13. TESTIMONIALS SECTION (Slider)
14. INDUSTRY FOCUS SECTION
15. CTA SECTION
16. LIVE CHAT WIDGET
17. SUBPAGE STYLES (Legal, Contact)
18. ANIMATIONS & KEYFRAMES
19. RESPONSIVE DESIGN (Media Queries)
================================================
*/

/* 1. ROOT & VARIABLES */
:root {
  --primary-color: #00f7ff; /* Neon Cyan/Blue */
  --secondary-color: #fdd835; /* Accent Yellow */
  --background-color: #01040a; /* Deep Void Blue/Black */
  --surface-color: #0d1117; /* Slightly lighter surface */
  --border-color: rgba(0, 247, 255, 0.2);
  --text-color: #c9d1d9; /* Light grey for text */
  --heading-color: #ffffff;
  --font-primary: "Orbitron", sans-serif;
  --font-secondary: "Rajdhani", sans-serif;
  --header-height: 80px;
}

/* 2. RESET & GLOBAL STYLES */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--background-color);
  color: var(--text-color);
  font-family: var(--font-secondary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.no-scroll {
  overflow: hidden;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-primary);
  color: var(--heading-color);
  font-weight: 700;
  line-height: 1.2;
  text-shadow: 0 0 5px rgba(0, 247, 255, 0.2);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--heading-color);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 3. CURSOR STYLES */
.cursor-dot,
.cursor-outline {
  pointer-events: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  opacity: 0;
  transition:
    opacity 0.3s ease-in-out,
    transform 0.3s ease-in-out;
  z-index: 9999;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background-color: var(--primary-color);
}

.cursor-outline {
  width: 40px;
  height: 40px;
  border: 2px solid var(--primary-color);
  transition-duration: 0.1s;
}

body:hover .cursor-dot,
body:hover .cursor-outline {
  opacity: 1;
}

/* 4. UTILITY CLASSES */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-padding {
  padding: 100px 0;
}

.btn {
  display: inline-block;
  font-family: var(--font-primary);
  font-weight: 700;
  text-transform: uppercase;
  padding: 12px 28px;
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: color 0.4s ease-in-out;
  border: 2px solid transparent;
}

.btn span {
  position: relative;
  z-index: 2;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary-color);
  z-index: 1;
  transition: transform 0.4s cubic-bezier(0.7, 0, 0.2, 1);
  transform-origin: right;
  transform: scaleX(0);
}

.btn:hover::before {
  transform-origin: left;
  transform: scaleX(1);
}

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

.btn-primary:hover {
  color: var(--background-color);
}

.btn-primary::before {
  background-color: #fff;
}

.btn-neon {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  background: transparent;
  box-shadow:
    0 0 5px var(--primary-color),
    0 0 10px var(--primary-color) inset;
  text-shadow: 0 0 2px var(--primary-color);
}

.btn-neon:hover {
  color: var(--background-color);
}

.btn-secondary {
  border: 2px solid var(--border-color);
  color: var(--heading-color);
  background: transparent;
}

.btn-secondary:hover {
  color: var(--background-color);
}

.btn-secondary::before {
  background-color: var(--primary-color);
}

.btn-secondary i {
  margin-left: 8px;
}

/* 5. HEADER & NAVIGATION */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(1, 4, 10, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition:
    transform 0.3s ease-in-out,
    background-color 0.3s ease;
}

.header-glow {
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary-color);
  filter: blur(4px);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.brand-logo .logo-img {
  height: 60px;
  filter: brightness(0) invert(1);
  transition: transform 0.3s ease;
}

.brand-logo:hover .logo-img {
  transform: scale(1.05);
}

.desktop-nav .nav-menu {
  display: flex;
  gap: 35px;
}

.nav-link {
  color: var(--text-color);
  font-family: var(--font-secondary);
  font-weight: 600;
  font-size: 1.1rem;
  position: relative;
  padding: 5px 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.7, 0, 0.2, 1);
}

.nav-link:hover {
  color: var(--heading-color);
}

.nav-link:hover::after {
  transform-origin: left;
  transform: scaleX(1);
}

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

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  width: 30px;
  height: 22px;
  cursor: pointer;
  z-index: 1001;
  position: relative;
}

.bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--heading-color);
  position: absolute;
  left: 0;
  transition:
    transform 0.3s ease-in-out,
    opacity 0.3s ease-in-out;
}
.bar.top {
  top: 0;
}
.bar.mid {
  top: 50%;
  transform: translateY(-50%);
}
.bar.bot {
  bottom: 0;
}

.mobile-toggle.active .bar.top {
  transform: rotate(45deg);
  top: 50%;
}
.mobile-toggle.active .bar.mid {
  opacity: 0;
}
.mobile-toggle.active .bar.bot {
  transform: rotate(-45deg);
  top: 50%;
}

/* 6. MOBILE MENU OVERLAY */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(1, 4, 10, 0.95);
  backdrop-filter: blur(15px);
  z-index: 999;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.4s ease,
    visibility 0.4s ease;
}

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

.mobile-nav-content {
  display: flex;
  flex-direction: column;
  text-align: center;
  gap: 25px;
}

.mobile-link {
  color: var(--heading-color);
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 700;
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

.mobile-menu-overlay.active .mobile-link {
  opacity: 1;
  transform: translateY(0);
}
.mobile-menu-overlay.active .mobile-link:nth-child(1) {
  transition-delay: 0.2s;
}
.mobile-menu-overlay.active .mobile-link:nth-child(2) {
  transition-delay: 0.25s;
}
.mobile-menu-overlay.active .mobile-link:nth-child(3) {
  transition-delay: 0.3s;
}
.mobile-menu-overlay.active .mobile-link:nth-child(4) {
  transition-delay: 0.35s;
}
.mobile-menu-overlay.active .mobile-link:nth-child(5) {
  transition-delay: 0.4s;
}
.mobile-menu-overlay.active .mobile-link:nth-child(6) {
  transition-delay: 0.45s;
}

.btn-mobile-cta {
  margin-top: 20px;
  background: var(--primary-color);
  color: var(--background-color);
  padding: 10px 20px;
  border-radius: 4px;
  font-size: 1.5rem;
}

/* 7. FOOTER */
.main-footer {
  background-color: var(--surface-color);
  position: relative;
  border-top: 1px solid var(--border-color);
}
.footer-glow-top {
  position: absolute;
  top: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary-color);
  filter: blur(4px);
  opacity: 0.5;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}
.footer-brand .logo-img {
  height: 60px;
  filter: brightness(0) invert(1);
  margin-bottom: 20px;
}
.footer-brand p {
  margin-bottom: 20px;
  max-width: 300px;
}
.social-links {
  display: flex;
  gap: 15px;
}
.social-links a {
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-color);
  transition: all 0.3s ease;
}
.social-links a:hover {
  background-color: var(--primary-color);
  color: var(--background-color);
  border-color: var(--primary-color);
  transform: translateY(-3px);
}
.footer-nav h4,
.footer-legal h4,
.footer-contact h4 {
  font-size: 1.25rem;
  margin-bottom: 20px;
  position: relative;
}
.footer-nav h4::after,
.footer-legal h4::after,
.footer-contact h4::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--primary-color);
}
.footer-nav ul li,
.footer-legal ul li,
.footer-contact ul li {
  margin-bottom: 12px;
}
.footer-nav ul a,
.footer-legal ul a {
  color: var(--text-color);
  transition:
    color 0.3s ease,
    padding-left 0.3s ease;
}
.footer-nav ul a:hover,
.footer-legal ul a:hover {
  color: var(--primary-color);
  padding-left: 5px;
}
.footer-contact ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.footer-contact ul i {
  color: var(--primary-color);
  margin-top: 5px;
}
.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.9rem;
  color: var(--text-color);
}

/* 8. HERO SECTION & PARTICLE BACKGROUND */
.hero-section {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

#particle-canvas,
#particle-canvas-sub {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

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

.hero-title {
  font-size: 4.5rem;
  margin-bottom: 20px;
  font-weight: 900;
}

.hero-title .highlight {
  color: var(--primary-color);
  text-shadow: 0 0 15px var(--primary-color);
}

.hero-subtitle {
  font-size: 1.5rem;
  max-width: 700px;
  margin: 0 auto 40px;
  font-weight: 400;
}

.hero-cta-group {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--text-color);
  font-family: var(--font-secondary);
  font-size: 0.8rem;
  letter-spacing: 2px;
}
.scroll-indicator .line {
  width: 1px;
  height: 40px;
  background: var(--text-color);
  margin-top: 10px;
  animation: scroll-flicker 2s infinite;
}

/* 9. SECTION STYLING (General) */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-title {
  font-size: 3rem;
  margin-bottom: 15px;
}
.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-color);
  max-width: 600px;
  margin: 0 auto;
}

/* 10. SERVICES SECTION (3D Tilt Cards) */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}
.service-card {
  background: var(--surface-color);
  padding: 40px;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  transition:
    transform 0.4s ease,
    box-shadow 0.4s ease;
  border: 1px solid var(--border-color);
}
.card-border {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 8px;
  opacity: 0;
  transition: opacity 0.4s ease;
  border: 2px solid var(--primary-color);
  box-shadow: 0 0 20px var(--primary-color);
}
.service-card:hover .card-border {
  opacity: 1;
}
.card-content {
  transform: translateZ(20px);
}
.service-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  text-shadow: 0 0 10px var(--primary-color);
}
.service-title {
  font-size: 1.5rem;
  margin-bottom: 15px;
}
.service-description {
  font-size: 1rem;
}

/* 11. PROCESS SECTION (Timeline) */
.process-section {
  background-color: var(--surface-color);
}
.process-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}
.process-timeline::after {
  content: "";
  position: absolute;
  width: 2px;
  background-color: var(--border-color);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -1px;
}
.timeline-item {
  padding: 10px 40px;
  position: relative;
  width: 50%;
}
.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}
.timeline-item:nth-child(even) {
  left: 50%;
}
.timeline-item::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  right: -10px;
  background-color: var(--background-color);
  border: 4px solid var(--primary-color);
  top: 25px;
  border-radius: 50%;
  z-index: 1;
  box-shadow: 0 0 10px var(--primary-color);
}
.timeline-item:nth-child(even)::after {
  left: -10px;
}
.timeline-step {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary-color);
  opacity: 0.3;
}
.timeline-title {
  font-size: 1.75rem;
  margin-bottom: 10px;
}

/* 12. ROI CALCULATOR SECTION */
.calculator-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  background: var(--surface-color);
  padding: 40px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}
.calculator-form .form-group {
  margin-bottom: 20px;
}
.calculator-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}
.input-container {
  position: relative;
  display: flex;
  align-items: center;
}
.input-container span {
  position: absolute;
  left: 15px;
  color: var(--primary-color);
  font-weight: 700;
}
.input-container span:last-child {
  left: auto;
  right: 15px;
}
.form-control {
  width: 100%;
  padding: 12px 15px 12px 30px;
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--heading-color);
  font-family: var(--font-secondary);
  font-size: 1rem;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}
.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 10px var(--primary-color);
}
.calculator-results {
  background: var(--background-color);
  padding: 30px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.results-title {
  font-size: 1.5rem;
  margin-bottom: 20px;
  text-align: center;
}
.result-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
  border-bottom: 1px solid var(--border-color);
}
.result-item:last-of-type {
  border: none;
}
.result-item h4 {
  font-size: 1rem;
  font-family: var(--font-secondary);
  font-weight: 600;
}
.result-item p {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  color: var(--heading-color);
}
.roi-highlight p {
  color: var(--primary-color);
  text-shadow: 0 0 5px var(--primary-color);
}
.disclaimer {
  font-size: 0.8rem;
  text-align: center;
  margin-top: 20px;
  opacity: 0.7;
}

/* 13. TESTIMONIALS SECTION */
.testimonials-section {
  background-color: var(--surface-color);
}
.testimonial-slider-container {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.testimonial-slider {
  display: flex;
  transition: transform 0.5s ease-in-out;
}
.testimonial-slide {
  min-width: 100%;
  padding: 40px;
  background: var(--background-color);
  border-radius: 8px;
  text-align: center;
  border: 1px solid var(--border-color);
}
.testimonial-text {
  font-size: 1.2rem;
  font-style: italic;
  margin-bottom: 30px;
}
.author-name {
  font-size: 1.25rem;
  color: var(--primary-color);
}
.author-title {
  font-size: 0.9rem;
  color: var(--text-color);
}
.slider-controls {
  position: absolute;
  top: 50%;
  width: 100%;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  padding: 0 10px;
}
.slider-controls button {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 45px;
  height: 45px;
  color: var(--heading-color);
  cursor: pointer;
  transition: all 0.3s ease;
}
.slider-controls button:hover {
  background: var(--primary-color);
  color: var(--background-color);
}

/* 14. INDUSTRY FOCUS SECTION */
.industry-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
}
.industry-item {
  padding: 12px 25px;
  border: 1px solid var(--border-color);
  border-radius: 30px;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: default;
}
.industry-item:hover {
  background: var(--primary-color);
  color: var(--background-color);
  border-color: var(--primary-color);
  transform: translateY(-3px);
}

/* 15. CTA SECTION */
.cta-section {
  background:
    linear-gradient(rgba(1, 4, 10, 0.8), rgba(1, 4, 10, 0.8)),
    url("https://i.imgur.com/lO3A7oJ.jpeg") no-repeat center center/cover;
  padding: 80px 0;
  text-align: center;
}
.cta-title {
  font-size: 2.5rem;
  margin-bottom: 15px;
}
.cta-subtitle {
  max-width: 500px;
  margin: 0 auto 30px;
}

/* 16. LIVE CHAT WIDGET */
.live-chat-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--background-color);
  font-size: 1.8rem;
  cursor: pointer;
  box-shadow: 0 0 20px var(--primary-color);
  z-index: 998;
  transition: transform 0.3s ease;
}
.live-chat-widget:hover {
  transform: scale(1.1);
}

/* 17. SUBPAGE STYLES */
.page-header-section {
  padding: 150px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: var(--surface-color);
}
.page-header-section .hero-title {
  font-size: 3.5rem;
}
.page-header-section .hero-sub {
  max-width: 600px;
  margin: 15px auto 0;
  font-size: 1.2rem;
}
.breadcrumbs {
  margin-top: 20px;
}
.breadcrumbs a,
.breadcrumbs span {
  color: var(--text-color);
}
.breadcrumbs i {
  margin: 0 10px;
  font-size: 0.8rem;
}

.legal-content-wrapper {
  max-width: 800px;
  margin: 0 auto;
}
.legal-content-wrapper h2 {
  font-size: 2rem;
  margin-top: 40px;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
}
.legal-content-wrapper p {
  margin-bottom: 20px;
}

/* Contact Page Styles */
.contact-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 50px;
}
.contact-form .form-group {
  margin-bottom: 25px;
}
.contact-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}
.contact-form .form-control,
.contact-form select {
  width: 100%;
  padding: 12px 15px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--heading-color);
  font-family: var(--font-secondary);
  font-size: 1rem;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}
.contact-form select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2300f7ff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px 12px;
}
.contact-form .form-control:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 10px var(--primary-color);
}
.contact-info-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.info-card {
  background: var(--surface-color);
  padding: 30px;
  border-radius: 8px;
  text-align: center;
  border: 1px solid var(--border-color);
}
.info-card i {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 15px;
}
.info-card h3 {
  font-size: 1.25rem;
  margin-bottom: 5px;
}

/* 18. ANIMATIONS & KEYFRAMES */
.animate-fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  animation: fade-in-up 0.8s forwards cubic-bezier(0.165, 0.84, 0.44, 1);
}
@keyframes fade-in-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes scroll-flicker {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

[data-scroll] {
  opacity: 0;
  transform: translateY(50px);
  transition:
    opacity 0.8s cubic-bezier(0.165, 0.84, 0.44, 1),
    transform 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}
[data-scroll="in"] {
  opacity: 1;
  transform: translateY(0);
}
.process-timeline .timeline-item:nth-child(1) {
  transition-delay: 0.1s;
}
.process-timeline .timeline-item:nth-child(2) {
  transition-delay: 0.2s;
}
.process-timeline .timeline-item:nth-child(3) {
  transition-delay: 0.3s;
}
.process-timeline .timeline-item:nth-child(4) {
  transition-delay: 0.4s;
}

/* 19. RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .calculator-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 992px) {
  .desktop-nav,
  .header-actions .btn-neon {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 3.5rem;
  }
  .hero-subtitle {
    font-size: 1.25rem;
  }
  .section-title {
    font-size: 2.5rem;
  }

  .process-timeline::after {
    left: 31px;
  }
  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }
  .timeline-item:nth-child(odd) {
    left: 0;
    text-align: left;
  }
  .timeline-item:nth-child(even) {
    left: 0;
  }
  .timeline-item::after {
    left: 21px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.8rem;
  }
  .hero-subtitle {
    font-size: 1.1rem;
  }
  .section-padding {
    padding: 80px 0;
  }
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .contact-info-wrapper {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }
  .info-card {
    flex: 1 1 250px;
  }
}

@media (max-width: 576px) {
  html {
    font-size: 15px;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .hero-cta-group {
    flex-direction: column;
    align-items: center;
  }
  .section-title {
    font-size: 2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-brand .social-links,
  .footer-brand p {
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
  }
  .footer-nav h4::after,
  .footer-legal h4::after,
  .footer-contact h4::after {
    left: 50%;
    transform: translateX(-50%);
  }
}