/* === CSS VARIABLES === */
:root {
  --primary-cyan: #00f0ff;
  --primary-gold: #ffe066;
  --primary-green: #7de19a;
  --primary-gray: #c0c0c0;
  --universe-dark: #0a0a0a;

  /* Derived colors */
  --cyan-light: rgba(0, 240, 255, 0.1);
  --cyan-lighter: rgba(0, 240, 255, 0.05);
  --gold-light: rgba(255, 224, 102, 0.1);
  --green-light: rgba(125, 225, 154, 0.1);
  --gray-light: rgba(192, 192, 192, 0.1);

  /* Theme variables */
  --primary-bg: #ffffff;
  --secondary-bg: #f8fafc;
  --tertiary-bg: #f1f5f9;
  --card-bg: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
}

[data-theme="dark"] {
  --primary-bg: #0a0a0a;
  --secondary-bg: #111827;
  --tertiary-bg: #1e293b;
  --card-bg: #1e293b;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border-color: #334155;
  --border-light: #1e293b;
}

/* === BASE STYLES === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Consolas", "Monaco", "Menlo", "Ubuntu Mono", monospace;
}

body {
  font-family: "Consolas", "Monaco", "Menlo", "Ubuntu Mono", monospace;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--primary-bg);
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* === NAVIGATION === */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s ease;
}

[data-theme="dark"] .navbar {
  background: rgba(10, 10, 10, 0.95);
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.nav-logo {
  height: 50px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-cyan);
  text-decoration: none;
  transition: all 0.3s ease;
}

.nav-logo:hover {
  transform: translateY(-1px);
}

.nav-logo-img {
  height: 100%;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s ease;
}

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

.nav-logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-cyan);
  display: block !important; /* Force display */
}

.nav-logo-fallback {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-cyan);
  display: none;
}

.nav-logo:not(.has-image) .nav-logo-fallback {
  display: block;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a:hover {
  color: var(--primary-cyan);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-cyan);
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.login-btn {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
}

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

.signup-btn {
  background: linear-gradient(135deg, var(--primary-cyan), #00b8d4);
  color: var(--universe-dark);
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.signup-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 240, 255, 0.4);
}

/* === BUTTON STYLES === */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-cyan), #00b8d4);
  color: var(--universe-dark);
  border: none;
  padding: 1rem 2rem;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 240, 255, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-cyan);
  border: 2px solid var(--primary-cyan);
  padding: 1rem 2rem;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-secondary:hover {
  background: var(--cyan-light);
  transform: translateY(-2px);
}

/* === HERO SECTION === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 2rem 4rem;
  max-width: 1200px;
  margin: 0 auto;
  gap: 4rem;
  background: var(--stripe-bg-light);
}

.hero-content {
  flex: 1;
}

.logo-container {
  height: 120px;
  overflow: hidden;
  position: relative;
  width: 100%;
  margin-bottom: 3rem;
}

.zyntel-logo {
  height: 100%;
  width: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.1);
  margin-left: 0;
}

.hero-content h1 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 0.5rem;
  color: var(--primary-text);
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--stripe-text-light);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

.hero-visual {
  flex: 1;
  position: relative;
}

.video-container {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    45deg,
    rgba(0, 240, 255, 0.1) 0%,
    rgba(99, 91, 255, 0.1) 100%
  );
}

/* === LOGO SECTION (Original Layout) === */
.logo-section {
  background: var(--stripe-bg-white);
  padding: 4rem 0;
  text-align: center;
}

.logo-section p {
  color: var(--stripe-text-light);
  margin-bottom: 2rem;
  font-weight: 500;
}

.logo-grid {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.logo-item {
  font-weight: 600;
  color: var(--stripe-text-light);
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.logo-item:hover {
  opacity: 1;
}

/* === SECTION STYLES === */
.section-alt {
  background: var(--tertiary-bg);
}

.section-dark {
  background: var(--universe-dark);
  color: white;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* === FEATURES SECTION === */
.features {
  padding: 6rem 0;
  background: var(--primary-bg);
}

.features h2 {
  text-align: center;
  font-size: 3rem;
  margin-bottom: 3rem;
  color: var(--text-primary);
  font-weight: 700;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--card-bg);
  padding: 2.5rem 2rem;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-cyan), var(--primary-green));
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  border-color: var(--primary-cyan);
}

.feature-icon {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(
    135deg,
    var(--primary-cyan),
    var(--primary-green)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-weight: 600;
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === SERVICES SECTION === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 4rem 0;
}

.service-card {
  background: var(--card-bg);
  padding: 2.5rem 2rem;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-cyan), var(--primary-gold));
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
  border-color: var(--primary-cyan);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--primary-cyan), var(--primary-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-weight: 600;
}

.service-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === STICKY SCROLL SECTION === */
.sticky-section {
  height: 400vh;
  position: relative;
  background: var(--secondary-bg);
}

.sticky-container {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.sticky-content {
  flex: 1;
  padding: 0 4rem;
  max-width: 500px;
}

.sticky-visual {
  flex: 1;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.visual-step {
  position: absolute;
  opacity: 0;
  transform: translateY(50px) scale(0.9);
  transition: all 0.8s cubic-bezier(0.215, 0.61, 0.355, 1);
  max-width: 500px;
  width: 100%;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.visual-step.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.step-content {
  padding: 3rem 2rem;
  text-align: center;
  color: white;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.step-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  opacity: 0.9;
}

.step-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.step-description {
  font-size: 1rem;
  opacity: 0.9;
  line-height: 1.5;
}

.text-content h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s ease;
  color: var(--text-primary);
  font-weight: 700;
}

.text-content p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s ease 0.2s;
  line-height: 1.6;
}

.text-content.animate-in h2,
.text-content.animate-in p {
  opacity: 1;
  transform: translateX(0);
}

/* Mobile Navigation for Sticky Section */
.sticky-mobile-nav {
  display: none;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.sticky-mobile-nav button {
  background: var(--primary-cyan);
  color: var(--universe-dark);
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.1rem;
}

.sticky-mobile-nav button:hover {
  transform: scale(1.1);
  box-shadow: 0 5px 15px rgba(0, 240, 255, 0.4);
}

/* === PRODUCT SHOWCASE === */
.product-showcase {
  padding: 4rem 0;
  background: var(--primary-bg);
  width: 100%;
  overflow: hidden;
}

.carousel-container {
  width: 100%;
  overflow-x: auto;
  position: relative;
  padding: 2rem 1rem;
  cursor: grab;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.carousel-container::-webkit-scrollbar {
  display: none;
}

.carousel-container:active {
  cursor: grabbing;
}

.carousel-track {
  display: flex;
  gap: 2rem;
  padding: 1rem;
  transition: transform 0.2s ease;
  width: max-content;
  margin: 0 auto;
}

.product-card {
  min-width: 350px;
  max-width: 350px;
  padding: 3rem 2rem;
  background: var(--card-bg);
  border-radius: 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid var(--border-light);
}

.product-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-cyan), var(--primary-green));
}

.product-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
  border-color: var(--primary-cyan);
}

.card-icon {
  font-size: 3.5rem;
  margin-bottom: 2rem;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    var(--primary-cyan),
    var(--primary-green)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.product-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.3;
}

.product-description {
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
  flex-grow: 1;
  font-size: 1rem;
}

.learn-more {
  display: inline-flex;
  align-items: center;
  color: var(--primary-cyan);
  text-decoration: none;
  font-weight: 600;
  margin-top: auto;
  transition: all 0.3s ease;
  font-size: 1rem;
  padding: 0.75rem 0;
  border-radius: 8px;
}

.learn-more:hover {
  color: var(--primary-cyan);
  transform: translateX(5px);
  background: var(--cyan-light);
  padding: 0.75rem 1rem;
}

.arrow {
  margin-left: 8px;
  transition: transform 0.3s ease;
}

.learn-more:hover .arrow {
  transform: translateX(5px);
}

/* === UNIVERSE SECTION === */
.universe-section {
  position: relative;
  background: var(--universe-dark);
  color: white;
  overflow: hidden; /* CHANGED from visible to hidden */
  min-height: 100vh;
  height: 100vh; /* CHANGED from auto to 100vh */
  padding: 0; /* CHANGED from 4rem 0 to 0 */
  cursor: grab;
}

.universe-section:active {
  cursor: grabbing;
}

/* CANVAS - Covers entire section */
#universeCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  display: block;
}

/* OVERLAY CONTAINER - Holds both panels */
.universe-overlay-container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1400px;
  height: 100%; /* ADDED: Make container full height */
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center; /* CHANGED from flex-start to center */
  justify-content: space-between;
  pointer-events: none;
}

/* CONTENT OVERLAY - Left side */
.universe-content-overlay {
  flex: 0 0 auto;
  width: 45%;
  max-width: 550px;
  padding: 3rem; /* Original padding */
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  border: 1px solid rgba(0, 240, 255, 0.3);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
  overflow: visible;
  pointer-events: auto;
  min-height: 600px;
  margin-right: 40px;
}

/* Content text inside overlay */
.universe-content-overlay * {
  pointer-events: auto;
}

.universe-caption {
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
  color: var(--primary-cyan);
}

.universe-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1rem;
  color: white;
}

.universe-body {
  font-size: 1.1rem;
  line-height: 1.5;
  color: #a0aec0;
  margin-bottom: 1.5rem;
}

.universe-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.universe-stat {
  padding: 0.75rem 0;
}

.universe-stat__title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.5rem;
  color: white;
}

.universe-stat__body {
  font-size: 1rem;
  line-height: 1.5;
  color: #a0aec0;
  display: flex;
  align-items: center;
}

/* PULSING ICON OVERLAY - Right side, floating in space */
.pulsing-icon-overlay {
  flex: 0 0 auto;
  width: 45%;
  max-width: 550px;
  height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  padding: 0;
  margin: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  position: relative;
}

/* Pulsing icon container */
.pulsing-icon-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

/* Pulsing Icon - PRECISE STYLING */
.pulsing-icon {
  /* Size: Fill the container */
  width: 100%;
  height: 100%;

  /* Positioning within container */
  object-fit: contain;
  opacity: 0.9;
  transition: opacity 0.5s ease-in-out;

  /* NO GLOW - Remove all glow effects */
  filter: none;

  /* Precise positioning adjustments */
  position: relative;
  transform: translateX(-50px) translateY(0px);
}

/* Responsive design */
@media (max-width: 1024px) {
  .universe-overlay-container {
    padding: 0 1.5rem;
  }

  .universe-content-overlay,
  .pulsing-icon-overlay {
    width: 48%;
    min-height: 550px;
    height: 550px;
  }

  .universe-content-overlay {
    margin-right: 20px;
  }

  .pulsing-icon {
    transform: translateX(-15px) translateY(70px);
  }
}

@media (max-width: 768px) {
  .universe-section {
    height: auto; /* Allow natural height on mobile */
    min-height: 100vh;
    padding: 2rem 0; /* Restore padding for mobile */
  }

  .universe-overlay-container {
    flex-direction: column;
    padding: 0 1rem;
    height: auto; /* Auto height on mobile */
    align-items: flex-start; /* Back to flex-start on mobile */
  }

  .universe-content-overlay,
  .pulsing-icon-overlay {
    width: 100%;
    max-width: 100%;
    min-height: auto;
    height: auto;
    margin-right: 0;
    margin-bottom: 2rem;
  }

  .universe-content-overlay {
    min-height: 500px;
  }

  .pulsing-icon-overlay {
    height: 450px;
  }

  .pulsing-icon {
    transform: translateX(0px) translateY(40px);
  }
}

@media (max-width: 480px) {
  .universe-content-overlay {
    padding: 1.5rem;
    min-height: 450px;
  }

  .pulsing-icon-overlay {
    height: 350px;
  }

  .pulsing-icon {
    transform: translateX(0px) translateY(30px);
  }
}

/* === FOOTER SECTION === */
.footer-section {
  background: var(--universe-dark);
  color: white;
  padding: 6rem 0 4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-column h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: white;
  font-weight: 600;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 1rem;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links a:hover {
  color: var(--primary-cyan);
  transform: translateX(5px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
}

.footer-copyright {
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

/* Update social media icons */
.footer-social .fa-x-twitter::before {
  content: "X";
  font-weight: bold;
  font-family: system-ui, -apple-system, sans-serif;
}

.social-link {
  color: #94a3b8;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1.25rem;
  padding: 0.5rem;
  border-radius: 8px;
}

.social-link:hover {
  color: var(--primary-cyan);
  background: rgba(0, 240, 255, 0.1);
  transform: translateY(-2px);
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 768px) {
  .nav-container {
    padding: 0 1rem;
  }

  .nav-links {
    display: none;
  }

  .nav-logo {
    height: 45px;
  }

  .hero {
    flex-direction: column;
    text-align: center;
    padding: 7rem 1rem 2rem;
    min-height: calc(100vh - 60px);
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-actions {
    justify-content: center;
  }

  .logo-container {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
  }

  .zyntel-logo {
    height: auto;
    width: auto;
    max-height: 140px;
    max-width: 70%;
    object-fit: contain;
  }

  .features h2 {
    font-size: 2.5rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-card {
    padding: 2rem 1.5rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 3rem 0;
  }

  .service-card {
    padding: 2rem 1.5rem;
  }

  /* Sticky Section Mobile */
  .sticky-section {
    height: auto;
    min-height: 100vh;
  }

  .sticky-container {
    position: relative;
    height: auto;
    flex-direction: column;
    text-align: center;
    padding: 2rem 1rem;
  }

  .sticky-content {
    padding: 0;
    order: 2;
    margin-bottom: 2rem;
  }

  .sticky-visual {
    order: 1;
    min-height: 300px;
    margin-bottom: 2rem;
  }

  .visual-step {
    display: none;
    position: relative;
    opacity: 1 !important;
    transform: none !important;
    margin: 0 auto;
  }

  .visual-step.active {
    display: block;
  }

  .sticky-mobile-nav {
    display: flex;
  }

  .text-content h2 {
    font-size: 2.5rem;
  }

  .text-content p {
    font-size: 1.1rem;
  }

  /* Product Showcase Mobile */
  .product-card {
    min-width: 280px;
    max-width: 280px;
    padding: 2rem 1.5rem;
  }

  .carousel-track {
    gap: 1rem;
  }

  /* Footer Mobile */
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .footer-section {
    padding: 4rem 0 3rem;
    min-height: 50vh;
  }

  /* Scroll padding for fixed header */
  html {
    scroll-padding-top: 70px;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .nav-logo {
    height: 40px;
  }

  .hero-content h1 {
    font-size: 2rem;
  }
}