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

:root {
  --primary-color: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: #818cf8;
  --primary-dark: #4338ca;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  background: var(--bg-primary);
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  z-index: 1000;
  padding: 16px 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 20px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.nav-links {
  display: flex;
  gap: 40px;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

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

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

.nav-links .secondary-link {
  color: var(--primary-color);
  font-weight: 600;
}

/* Hero Section */
.hero {
  position: relative;
  padding: 140px 0 120px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  pointer-events: none;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.6;
  animation: float 20s ease-in-out infinite;
}

.orb-1 {
  width: 500px;
  height: 500px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  top: -200px;
  left: -200px;
  animation-delay: 0s;
}

.orb-2 {
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  top: 50%;
  right: -150px;
  animation-delay: 5s;
}

.orb-3 {
  width: 350px;
  height: 350px;
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  bottom: -150px;
  left: 20%;
  animation-delay: 10s;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(30px, -30px) scale(1.1);
  }
  66% {
    transform: translate(-20px, 20px) scale(0.9);
  }
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-headline {
  font-size: clamp(36px, 8vw, 72px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 32px;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

.headline-line {
  display: block;
  opacity: 0;
  transform: translateY(30px);
}

.headline-line.highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subheadline {
  font-size: clamp(18px, 2.5vw, 22px);
  color: var(--text-secondary);
  margin-bottom: 48px;
  line-height: 1.7;
  opacity: 0;
  transform: translateY(20px);
}

.hero-cta {
  margin-bottom: 40px;
  opacity: 0;
  transform: translateY(20px);
}

.btn {
  padding: 16px 40px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

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

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-lg);
  transform: translateY(0);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

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

.btn-large {
  padding: 20px 48px;
  font-size: 18px;
}

.btn svg {
  transition: transform 0.3s ease;
}

.btn:hover svg {
  transform: translateX(4px);
}

.trust-badges {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(20px);
}

.badge {
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  border-radius: 50px;
  border: 1px solid var(--border-color);
}

/* Demo Section */
.demo {
  padding: 120px 0;
  background: var(--bg-primary);
  position: relative;
}

.section-headline {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  text-align: center;
  margin-bottom: 80px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(30px);
}

.demo-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  margin-bottom: 40px;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(30px);
}

.demo-box {
  flex: 1;
  min-width: 320px;
  max-width: 480px;
  padding: 40px;
  border-radius: 20px;
  border: 2px solid var(--border-color);
  background: var(--bg-primary);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.demo-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.demo-box:hover::before {
  transform: scaleX(1);
}

.demo-before {
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.demo-after {
  background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.demo-box:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.demo-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.demo-text {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-primary);
}

.demo-arrow {
  font-size: 48px;
  color: var(--primary-color);
  font-weight: 700;
  opacity: 0;
  transform: translateX(-20px);
}

.demo-caption {
  text-align: center;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
}

/* How It Works Section */
.how-it-works {
  padding: 120px 0;
  background: var(--bg-secondary);
  position: relative;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 60px;
  max-width: 1100px;
  margin: 0 auto;
}

.step {
  text-align: center;
  padding: 40px;
  border-radius: 24px;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(40px);
  position: relative;
  overflow: hidden;
}

.step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.step:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.step:hover::before {
  opacity: 0.05;
}

.step-icon {
  font-size: 64px;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.step-headline {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

.step-description {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

/* Explanation Modes Section */
.modes {
  padding: 120px 0;
  background: var(--bg-primary);
  position: relative;
}

.modes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.mode-card {
  padding: 48px;
  border-radius: 24px;
  border: 2px solid var(--border-color);
  background: var(--bg-primary);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(40px);
}

.mode-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.mode-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-12px) scale(1.02);
  box-shadow: var(--shadow-2xl);
}

.mode-card:hover::before {
  opacity: 0.03;
}

.mode-icon {
  font-size: 56px;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.mode-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  background: var(--gradient-primary);
  color: white;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.mode-title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

.mode-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-weight: 600;
  position: relative;
  z-index: 1;
}

.mode-description {
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.7;
  font-size: 16px;
  position: relative;
  z-index: 1;
}

.mode-features {
  list-style: none;
  padding: 0;
  position: relative;
  z-index: 1;
}

.mode-features li {
  padding: 10px 0;
  color: var(--text-secondary);
  font-size: 15px;
  position: relative;
  padding-left: 24px;
  transition: color 0.3s ease;
}

.mode-card:hover .mode-features li {
  color: var(--text-primary);
}

.mode-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
  font-size: 18px;
}

/* Who This Is For Section */
.audience {
  padding: 120px 0;
  background: var(--bg-secondary);
  position: relative;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.audience-card {
  text-align: center;
  padding: 32px 20px;
  border-radius: 20px;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(30px) scale(0.95);
  cursor: pointer;
}

.audience-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

.audience-icon {
  font-size: 48px;
  margin-bottom: 20px;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
  transition: transform 0.3s ease;
}

.audience-card:hover .audience-icon {
  transform: scale(1.2) rotate(5deg);
}

.audience-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.audience-description {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Privacy & Trust Section */
.privacy {
  padding: 120px 0;
  background: var(--bg-primary);
  position: relative;
}

.privacy-intro {
  text-align: center;
  font-size: 20px;
  color: var(--text-secondary);
  margin-bottom: 60px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

.privacy-item {
  padding: 40px;
  border-radius: 20px;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border: 2px solid var(--border-color);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(30px);
}

.privacy-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
  background: var(--bg-primary);
}

.privacy-icon {
  font-size: 40px;
  margin-bottom: 20px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.privacy-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.privacy-description {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.privacy-link {
  display: block;
  text-align: center;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  font-size: 17px;
  transition: all 0.3s ease;
  position: relative;
  padding: 12px 0;
}

.privacy-link::after {
  content: ' →';
  transition: transform 0.3s ease;
  display: inline-block;
}

.privacy-link:hover {
  color: var(--primary-hover);
}

.privacy-link:hover::after {
  transform: translateX(4px);
}

/* Social Proof Section */
.social-proof {
  padding: 120px 0;
  background: var(--bg-secondary);
  position: relative;
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.testimonial {
  padding: 40px;
  background: var(--bg-primary);
  border-radius: 24px;
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(30px);
  position: relative;
  overflow: hidden;
}

.testimonial::before {
  content: '"';
  position: absolute;
  top: 20px;
  left: 20px;
  font-size: 80px;
  color: var(--primary-color);
  opacity: 0.1;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.testimonial-text {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: 24px;
  font-style: italic;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 600;
  position: relative;
  z-index: 1;
}

/* Pricing Section */
.pricing {
  padding: 120px 0;
  background: var(--bg-primary);
  position: relative;
}

.pricing-card {
  max-width: 600px;
  margin: 0 auto 40px;
  padding: 60px;
  border-radius: 32px;
  border: 3px solid transparent;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0e7ff 100%);
  background-clip: padding-box;
  text-align: center;
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: scale(0.9) translateY(30px);
  box-shadow: var(--shadow-xl);
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 32px;
  padding: 3px;
  background: var(--gradient-primary);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
}

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

.pricing-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-primary);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pricing-price {
  font-size: 64px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 40px;
  line-height: 1;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin-bottom: 40px;
  text-align: left;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.pricing-features li {
  padding: 14px 0;
  font-size: 17px;
  color: var(--text-primary);
  font-weight: 500;
  position: relative;
  padding-left: 32px;
}

.pricing-features li::before {
  content: "✓ ";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
  font-size: 18px;
}

.pricing-note {
  text-align: center;
  color: var(--text-secondary);
  font-size: 17px;
  max-width: 600px;
  margin: 0 auto;
  font-weight: 500;
}

/* FAQ Section */
.faq {
  padding: 120px 0;
  background: var(--bg-primary);
  position: relative;
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 20px;
  border: 2px solid var(--border-color);
  border-radius: 16px;
  background: var(--bg-primary);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(30px);
}

.faq-item:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.faq-item.active {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.faq-question {
  padding: 24px 32px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.3s ease;
  user-select: none;
}

.faq-question:hover {
  background: var(--bg-secondary);
}

.faq-item.active .faq-question {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0e7ff 100%);
}

.faq-question h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  flex: 1;
  padding-right: 20px;
}

.faq-icon {
  font-size: 24px;
  font-weight: 300;
  color: var(--primary-color);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.1);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--primary-color);
  color: white;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 32px;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 32px 24px 32px;
}

.faq-answer p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
  padding-top: 16px;
}

.faq-answer strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Final CTA Section */
.final-cta {
  padding: 140px 0;
  background: var(--gradient-primary);
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.3;
}

.cta-headline {
  font-size: clamp(32px, 6vw, 56px);
  font-weight: 800;
  margin-bottom: 48px;
  line-height: 1.2;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(30px);
}

.final-cta .btn-primary {
  background: white;
  color: var(--primary-color);
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(20px);
}

.final-cta .btn-primary:hover {
  background: var(--bg-secondary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-2xl);
}

.cta-support {
  margin-top: 32px;
  font-size: 17px;
  opacity: 0.95;
  position: relative;
  z-index: 1;
  font-weight: 500;
}

/* Footer */
.footer {
  padding: 60px 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 32px;
}

.footer-links {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: all 0.3s ease;
}

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

.footer-copyright {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .container {
    padding: 0 32px;
  }

  .hero {
    padding: 120px 0 100px;
  }

  .steps {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
  }

  .modes-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 32px;
    gap: 24px;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
    z-index: 999;
  }

  .nav-links.active {
    right: 0;
  }

  .nav-links a {
    font-size: 18px;
    width: 100%;
    padding: 12px 0;
  }

  .nav-links a::after {
    display: none;
  }

  .hero {
    padding: 100px 0 80px;
    min-height: auto;
  }

  .hero-headline {
    margin-bottom: 24px;
  }

  .hero-subheadline {
    margin-bottom: 40px;
  }

  .section-headline {
    margin-bottom: 60px;
    font-size: 36px;
  }

  .demo-content {
    flex-direction: column;
    gap: 40px;
  }

  .demo-arrow {
    transform: rotate(90deg);
    font-size: 40px;
  }

  .demo-box {
    max-width: 100%;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .step {
    padding: 32px;
  }

  .modes-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .mode-card {
    padding: 40px;
  }

  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .audience-card {
    padding: 32px 24px;
  }

  .privacy-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .testimonials {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .pricing-card {
    padding: 48px 32px;
  }

  .pricing-price {
    font-size: 48px;
  }

  .faq {
    padding: 80px 0;
  }

  .faq-question {
    padding: 20px 24px;
  }

  .faq-question h3 {
    font-size: 16px;
  }

  .faq-item.active .faq-answer {
    padding: 0 24px 20px 24px;
  }

  .faq-answer p {
    font-size: 15px;
  }

  .cta-headline {
    font-size: 32px;
    margin-bottom: 40px;
  }

  .final-cta {
    padding: 100px 0;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .footer-links {
    justify-content: center;
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 20px;
  }

  .hero {
    padding: 80px 0 60px;
  }

  .hero-headline {
    font-size: 32px;
  }

  .hero-subheadline {
    font-size: 16px;
  }

  .trust-badges {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

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

  .section-headline {
    font-size: 28px;
    margin-bottom: 48px;
  }

  .demo {
    padding: 80px 0;
  }

  .demo-box {
    padding: 32px 24px;
  }

  .how-it-works,
  .modes,
  .audience,
  .privacy,
  .social-proof,
  .pricing {
    padding: 80px 0;
  }

  .step {
    padding: 28px 24px;
  }

  .mode-card {
    padding: 32px 24px;
  }

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

  .audience-card {
    padding: 32px 24px;
    text-align: center;
  }

  .legal-content {
    padding: 0 16px;
  }

  .legal-section {
    margin-bottom: 40px;
  }

  .legal-section h2 {
    font-size: 24px;
  }

  .legal-section h3 {
    font-size: 18px;
  }

  .audience-card {
    padding: 32px 24px;
  }

  .privacy-item {
    padding: 32px 24px;
  }

  .testimonial {
    padding: 32px 24px;
  }

  .pricing-card {
    padding: 40px 24px;
  }

  .pricing-price {
    font-size: 40px;
  }

  .faq {
    padding: 60px 0;
  }

  .faq-question {
    padding: 18px 20px;
  }

  .faq-question h3 {
    font-size: 15px;
    padding-right: 16px;
  }

  .faq-icon {
    width: 28px;
    height: 28px;
    font-size: 20px;
  }

  .faq-item.active .faq-answer {
    padding: 0 20px 18px 20px;
  }

  .faq-answer p {
    font-size: 14px;
  }

  .final-cta {
    padding: 80px 0;
  }

  .cta-headline {
    font-size: 28px;
  }

  .btn {
    padding: 14px 32px;
    font-size: 15px;
  }

  .btn-large {
    padding: 16px 36px;
    font-size: 16px;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Loading States */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
}

/* Ripple Effect */
.btn {
  position: relative;
  overflow: hidden;
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.6);
  transform: scale(0);
  animation: ripple-animation 0.6s ease-out;
  pointer-events: none;
}

@keyframes ripple-animation {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Legal Pages */
.legal-page {
  padding: 140px 0 100px;
  background: var(--bg-primary);
  min-height: 100vh;
}

.legal-content {
  max-width: 900px;
  margin: 0 auto;
}

.legal-title {
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.legal-updated {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 60px;
  padding-bottom: 24px;
  border-bottom: 2px solid var(--border-color);
}

.legal-section {
  margin-bottom: 48px;
  opacity: 0;
  transform: translateY(30px);
}

.legal-section h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.legal-section h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 24px;
  margin-bottom: 12px;
}

.legal-section p {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.legal-section ul {
  margin: 20px 0;
  padding-left: 0;
  list-style: none;
}

.legal-section ul li {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-secondary);
  padding: 8px 0;
  padding-left: 28px;
  position: relative;
}

.legal-section ul li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
  font-size: 20px;
}

.legal-section strong {
  color: var(--text-primary);
  font-weight: 600;
}

.logo {
  text-decoration: none;
  display: inline-block;
}