/* CSS Variables */
:root {
  --chrome-blue: #4285F4;
  --chrome-green: #34A853;
  --chrome-yellow: #FBBC05;
  --chrome-red: #EA4335;
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --text-primary: #202124;
  --text-secondary: #5f6368;
  --border-color: #dadce0;
  --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --gradient-primary: linear-gradient(135deg, var(--chrome-blue) 0%, #3367d6 100%);
  --gradient-secondary: linear-gradient(135deg, #f8f9fa 0%, #e8f0fe 100%);
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

/* Header Styles */
.header {
  background-color: var(--bg-primary);
  box-shadow: var(--shadow-light);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: var(--transition);
}

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

.chrome-logo {
  width: 36px;
  height: 36px;
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: var(--transition);
  padding: 0.5rem 0;
  position: relative;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.5px;
}

.nav-links a:hover {
  color: var(--chrome-blue);
  transform: translateY(-2px);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-primary);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

.download-btn {
  background: var(--gradient-primary);
  color: white !important;
  padding: 0.75rem 1.75rem !important;
  border-radius: 25px;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-light);
}

.download-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 0.375rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--transition);
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition);
}

.menu-toggle:hover span {
  background-color: var(--chrome-blue);
}

/* Hero Section Styles */
.hero {
  background: var(--gradient-secondary);
  padding: 6rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(66, 133, 244, 0.1) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.8;
  }
  100% {
    transform: scale(1);
    opacity: 0.5;
  }
}

.hero-content {
  max-width: 500px;
  margin-right: 4rem;
  position: relative;
  z-index: 1;
  animation: slideInLeft 1s ease-out;
}

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

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.1;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero h2 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.hero p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.primary-btn {
  background: var(--gradient-primary);
  color: white;
  padding: 1rem 2rem;
  border-radius: 25px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-light);
}

.primary-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.secondary-btn {
  background-color: transparent;
  color: var(--chrome-blue);
  padding: 1rem 2rem;
  border-radius: 25px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
  border: 2px solid var(--chrome-blue);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.secondary-btn:hover {
  background-color: var(--chrome-blue);
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.hero-visual {
  max-width: 500px;
  position: relative;
  z-index: 1;
  animation: slideInRight 1s ease-out;
}

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

.browser-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.browser-card {
  background-color: white;
  border-radius: 12px;
  box-shadow: var(--shadow-light);
  overflow: hidden;
  transition: var(--transition);
  animation: float 4s ease-in-out infinite;
}

.browser-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-medium);
}

.browser-card:nth-child(1) {
  animation-delay: 0s;
}

.browser-card:nth-child(2) {
  animation-delay: 0.5s;
}

.browser-card:nth-child(3) {
  animation-delay: 1s;
}

.browser-card:nth-child(4) {
  animation-delay: 1.5s;
}

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

.browser-header {
  background-color: #f8f9fa;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
}

.browser-controls {
  display: flex;
  gap: 0.375rem;
}

.control-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--border-color);
}

.browser-content {
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 150px;
}

.browser-content svg {
  width: 80px;
  height: 80px;
  transition: var(--transition);
}

.browser-card:hover .browser-content svg {
  transform: scale(1.1);
  rotate: 5deg;
}

/* Features Section Styles */
.features {
  padding: 6rem 2rem;
  background-color: var(--bg-primary);
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.features-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 2rem;
  background-color: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  animation: slideUp 1s ease-out;
}

.feature-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.feature-item:nth-child(even) {
  flex-direction: row-reverse;
}

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

.feature-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: rgba(66, 133, 244, 0.1);
  flex-shrink: 0;
  transition: var(--transition);
}

.feature-item:hover .feature-icon {
  transform: scale(1.1);
  rotate: 5deg;
}

.feature-item:nth-child(2) .feature-icon {
  background-color: rgba(52, 168, 83, 0.1);
}

.feature-item:nth-child(3) .feature-icon {
  background-color: rgba(251, 188, 5, 0.1);
}

.feature-item:nth-child(4) .feature-icon {
  background-color: rgba(234, 67, 53, 0.1);
}

.feature-icon svg {
  width: 40px;
  height: 40px;
}

.feature-content {
  flex: 1;
}

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

.feature-content p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Speed Section Styles */
.speed {
  background-color: var(--bg-secondary);
  padding: 6rem 2rem;
  position: relative;
  overflow: hidden;
}

.speed::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(66, 133, 244, 0.05) 0%, transparent 70%);
}

.speed-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 4rem;
  position: relative;
  z-index: 1;
}

.speed-content {
  flex: 1;
  animation: slideInLeft 1s ease-out;
}

.speed h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.speed p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.speed-stats {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stat-item {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  background-color: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--chrome-blue);
  font-family: 'Arial', sans-serif;
}

.stat-label {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.speed-visual {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: slideInRight 1s ease-out;
}

.speed-meter {
  position: relative;
  width: 300px;
  height: 300px;
}

.meter-track {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: conic-gradient(var(--chrome-blue) 0deg, var(--chrome-blue) 340deg, #e8f0fe 340deg, #e8f0fe 360deg);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: rotate 20s linear infinite;
}

.meter-progress {
  width: 85%;
  height: 85%;
  border-radius: 50%;
  background-color: white;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.meter-pointer {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 120px;
  background-color: var(--chrome-red);
  transform-origin: bottom center;
  transform: translate(-50%, -100%) rotate(340deg);
  border-radius: 5px 5px 0 0;
  box-shadow: var(--shadow-light);
}

.meter-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  font-weight: 700;
  color: var(--chrome-blue);
  background-color: white;
  padding: 1rem 2rem;
  border-radius: 25px;
  box-shadow: var(--shadow-light);
}

/* Security Section Styles */
.security {
  padding: 6rem 2rem;
  background-color: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.security::before {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(66, 133, 244, 0.05) 0%, transparent 70%);
}

.security-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 4rem;
  position: relative;
  z-index: 1;
}

.security-visual {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: slideInLeft 1s ease-out;
}

.security-shield {
  position: relative;
  animation: float 4s ease-in-out infinite;
}

.security-shield svg {
  width: 300px;
  height: 300px;
  transition: var(--transition);
}

.security-shield:hover svg {
  transform: scale(1.1);
  rotate: 5deg;
}

.security-content {
  flex: 1;
  animation: slideInRight 1s ease-out;
}

.security h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.security p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.security-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.security-features li {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1rem;
  color: var(--text-primary);
  background-color: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
}

.security-features li:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.security-features li svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

/* Testimonials Section Styles */
.testimonials {
  background-color: var(--bg-secondary);
  padding: 6rem 2rem;
  position: relative;
  overflow: hidden;
}

.testimonials::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(66, 133, 244, 0.05) 0%, transparent 70%);
}

.testimonials-container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.testimonials-container h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 4rem;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background-color: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  animation: slideUp 1s ease-out;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
}

.testimonial-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-medium);
}

.testimonial-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.testimonial-card:hover .testimonial-avatar {
  transform: scale(1.1);
  rotate: 5deg;
}

.testimonial-avatar svg {
  width: 100%;
  height: 100%;
}

.testimonial-content p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-style: italic;
}

.testimonial-content h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.testimonial-role {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* CTA Section Styles */
.cta {
  background: var(--gradient-primary);
  padding: 6rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

.cta-container {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  animation: slideUp 1s ease-out;
}

.cta h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: white;
}

.cta p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.cta-btn {
  background-color: white;
  color: var(--chrome-blue);
  padding: 1rem 2rem;
  border-radius: 25px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-light);
}

.cta-btn:hover {
  background-color: var(--bg-secondary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

/* Footer Styles */
.footer {
  background-color: var(--bg-primary);
  padding: 4rem 2rem 2rem;
  border-top: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--gradient-primary);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: var(--transition);
}

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

.footer-logo .logo-text {
  font-size: 1.25rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: var(--transition);
  font-weight: 500;
}

.footer-links a:hover {
  color: var(--chrome-blue);
  transform: translateY(-2px);
}

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

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(66, 133, 244, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--chrome-blue);
  transition: var(--transition);
  text-decoration: none;
  box-shadow: var(--shadow-light);
}

.social-link:hover {
  background-color: var(--chrome-blue);
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  max-width: 1200px;
  margin: 0 auto;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

/* Download Page Styles */
.download-hero {
  background: var(--gradient-secondary);
  padding: 4rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(66, 133, 244, 0.1) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}

.download-hero-content {
  position: relative;
  z-index: 1;
  animation: slideUp 1s ease-out;
}

.download-hero-content h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.download-hero-content p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

.download-options {
  padding: 6rem 2rem;
  background-color: var(--bg-primary);
}

.download-container {
  max-width: 1200px;
  margin: 0 auto;
}

.platform-selector {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  justify-content: center;
}

.platform-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  background-color: white;
  border: 2px solid var(--border-color);
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  box-shadow: var(--shadow-light);
}

.platform-btn:hover {
  border-color: var(--chrome-blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.platform-btn.active {
  background: var(--gradient-primary);
  color: white;
  border-color: var(--chrome-blue);
  box-shadow: var(--shadow-medium);
}

.platform-btn svg {
  width: 20px;
  height: 20px;
}

.platform-download {
  display: none;
  background-color: white;
  border-radius: 12px;
  box-shadow: var(--shadow-light);
  overflow: hidden;
  animation: fadeIn 0.5s ease-out;
}

.platform-download.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.download-card {
  padding: 3rem;
}

.download-card-header {
  margin-bottom: 2rem;
}

.download-card-header h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.download-card-header p {
  font-size: 1rem;
  color: var(--text-secondary);
}

.download-btn-large {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--gradient-primary);
  color: white;
  padding: 1.25rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  transition: var(--transition);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-light);
}

.download-btn-large:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.download-btn-large svg {
  width: 24px;
  height: 24px;
}

.download-btn-large span {
  font-weight: 600;
  font-size: 1rem;
}

.download-btn-large small {
  font-size: 0.875rem;
  opacity: 0.8;
}

.download-note {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.linux-download-options {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.linux-download-options .download-btn-large {
  flex: 1;
  min-width: 250px;
}

/* System Requirements Styles */
.system-requirements {
  padding: 6rem 2rem;
  background-color: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.system-requirements::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(66, 133, 244, 0.05) 0%, transparent 70%);
}

.requirements-container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.requirements-container h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
}

.requirements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.requirement-card {
  background-color: white;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  animation: slideUp 1s ease-out;
}

.requirement-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.requirement-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.requirement-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.requirement-card li {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.requirement-card li::before {
  content: '•';
  color: var(--chrome-blue);
  font-weight: bold;
  margin-top: 0.25rem;
  font-size: 1.25rem;
}

/* FAQ Styles */
.faq {
  padding: 6rem 2rem;
  background-color: var(--bg-primary);
}

.faq-container {
  max-width: 1200px;
  margin: 0 auto;
}

.faq-container h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
}

.faq-items {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: white;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
  animation: slideUp 1s ease-out;
}

.faq-item:hover {
  border-color: var(--chrome-blue);
  box-shadow: var(--shadow-light);
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--transition);
}

.faq-question:hover {
  background-color: rgba(66, 133, 244, 0.05);
}

.faq-question svg {
  width: 20px;
  height: 20px;
  transition: var(--transition);
  color: var(--chrome-blue);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding: 0 1.5rem 1.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 4rem 2rem;
  }

  .hero-content {
    margin-right: 0;
    margin-bottom: 3rem;
  }

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

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

  .features-container {
    gap: 2rem;
  }

  .feature-item {
    flex-direction: column !important;
    text-align: center;
  }

  .speed-container,
  .security-container {
    flex-direction: column;
    text-align: center;
  }

  .speed-content,
  .security-content {
    order: 2;
    margin-top: 3rem;
  }

  .speed-visual,
  .security-visual {
    order: 1;
  }

  .section-header h2,
  .speed h2,
  .security h2,
  .testimonials-container h2,
  .cta h2,
  .download-hero-content h1,
  .requirements-container h2,
  .faq-container h2 {
    font-size: 2rem;
  }

  .browser-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: white;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    transform: translateY(-150%);
    transition: var(--transition);
    opacity: 0;
    pointer-events: none;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .menu-toggle {
    display: flex;
  }

  .hero {
    padding: 3rem 1rem;
  }

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

  .hero h2 {
    font-size: 1.5rem;
  }

  .features,
  .speed,
  .security,
  .testimonials,
  .cta,
  .download-options,
  .system-requirements,
  .faq {
    padding: 4rem 1rem;
  }

  .section-header h2,
  .speed h2,
  .security h2,
  .testimonials-container h2,
  .cta h2,
  .download-hero-content h1,
  .requirements-container h2,
  .faq-container h2 {
    font-size: 1.75rem;
  }

  .feature-item,
  .stat-item,
  .security-features li {
    padding: 1.5rem;
  }

  .platform-selector {
    flex-direction: column;
  }

  .platform-btn {
    width: 100%;
    justify-content: center;
  }

  .linux-download-options {
    flex-direction: column;
  }

  .linux-download-options .download-btn-large {
    width: 100%;
  }

  .download-card {
    padding: 2rem;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
  }

  .footer-links ul {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 1rem;
  }

  .logo-text {
    font-size: 1.25rem;
  }

  .hero {
    padding: 2rem 1rem;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero h2 {
    font-size: 1.25rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .primary-btn,
  .secondary-btn {
    text-align: center;
  }

  .features,
  .speed,
  .security,
  .testimonials,
  .cta,
  .download-options,
  .system-requirements,
  .faq {
    padding: 3rem 1rem;
  }

  .section-header h2,
  .speed h2,
  .security h2,
  .testimonials-container h2,
  .cta h2,
  .download-hero-content h1,
  .requirements-container h2,
  .faq-container h2 {
    font-size: 1.5rem;
  }

  .browser-content svg {
    width: 60px;
    height: 60px;
  }

  .speed-meter {
    width: 250px;
    height: 250px;
  }

  .security-shield svg {
    width: 200px;
    height: 200px;
  }

  .requirement-card,
  .testimonial-card {
    padding: 2rem;
  }

  .download-card {
    padding: 1.5rem;
  }
}

/* Animation Classes */
.fade-in {
  animation: fadeIn 0.5s ease-in;
}

.slide-up {
  animation: slideUp 0.5s ease-out;
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  border-top-color: var(--chrome-blue);
  animation: spin 1s ease-in-out infinite;
}

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

/* Dark Mode */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: #333333;
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.3);
    --gradient-secondary: linear-gradient(135deg, #1e1e1e 0%, #121212 100%);
  }

  .feature-icon {
    background-color: rgba(66, 133, 244, 0.2);
  }

  .feature-item:nth-child(2) .feature-icon {
    background-color: rgba(52, 168, 83, 0.2);
  }

  .feature-item:nth-child(3) .feature-icon {
    background-color: rgba(251, 188, 5, 0.2);
  }

  .feature-item:nth-child(4) .feature-icon {
    background-color: rgba(234, 67, 53, 0.2);
  }

  .social-link {
    background-color: rgba(66, 133, 244, 0.2);
  }

  .browser-card,
  .feature-item,
  .stat-item,
  .security-features li,
  .testimonial-card,
  .platform-download,
  .requirement-card,
  .faq-item {
    background-color: #1e1e1e;
    border-color: #333333;
  }

  .menu-toggle span {
    background-color: #ffffff;
  }

  .menu-toggle:hover span {
    background-color: var(--chrome-blue);
  }
}