/* ============================================
   ConvertyBot - Modern Website Styles
   ============================================ */

/* === CSS Variables === */
:root {
  /* Colors */
  --primary: #667eea;
  --primary-dark: #5568d3;
  --secondary: #764ba2;
  --accent: #f093fb;
  --success: #43e97b;
  --danger: #fa709a;
  --warning: #fee140;
  --info: #4facfe;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-success: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
  --gradient-danger: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  --gradient-info: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);

  /* Neutrals */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --black: #000000;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  /* Borders */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* === Container === */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* === Navigation === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  z-index: var(--z-fixed);
  transition: var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--gray-900);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-menu a {
  font-weight: 500;
  color: var(--gray-700);
  position: relative;
  padding: var(--space-xs) 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-base);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}

.nav-buttons {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-xs);
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
  background: var(--gray-100);
  color: var(--gray-700);
}

.btn-secondary:hover {
  background: var(--gray-200);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: var(--font-size-lg);
}

.btn-block {
  width: 100%;
}

/* === Hero Section === */
.hero {
  position: relative;
  padding: 140px 0 80px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: float 20s infinite ease-in-out;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: var(--gradient-primary);
  top: -300px;
  right: -200px;
  animation-delay: 0s;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: var(--gradient-info);
  bottom: -250px;
  left: -150px;
  animation-delay: 5s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: var(--gradient-success);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: 10s;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(50px, -50px) scale(1.1);
  }
  66% {
    transform: translate(-50px, 50px) scale(0.9);
  }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero-text {
  position: relative;
  z-index: 1;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.5rem 1rem;
  background: rgba(102, 126, 234, 0.1);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  color: var(--gray-900);
}

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

.hero-description {
  font-size: var(--font-size-xl);
  color: var(--gray-600);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--gray-200);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-xs);
}

.stat-item:first-child .stat-number::after {
  content: '%';
  font-size: var(--font-size-2xl);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  font-weight: 500;
}

/* === Hero Visual/Mockup === */
.hero-visual {
  position: relative;
}

.mockup-container {
  position: relative;
  animation: floatSlow 6s infinite ease-in-out;
}

@keyframes floatSlow {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

.chatbot-mockup {
  background: var(--white);
  border-radius: var(--radius-2xl);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  border: 1px solid var(--gray-200);
}

.chat-window {
  width: 100%;
  max-width: 400px;
}

.chat-header {
  background: var(--gradient-primary);
  padding: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.chat-info {
  color: var(--white);
}

.chat-name {
  font-weight: 600;
  font-size: var(--font-size-base);
}

.chat-status {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-xs);
  opacity: 0.9;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: #43e97b;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.chat-messages {
  padding: var(--space-lg);
  background: var(--gray-50);
  min-height: 300px;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.message {
  display: flex;
  animation: messageSlide 0.3s ease-out;
}

@keyframes messageSlide {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message-bubble {
  max-width: 80%;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.bot-message {
  justify-content: flex-start;
}

.bot-message .message-bubble {
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.user-message {
  justify-content: flex-end;
}

.user-message .message-bubble {
  background: var(--gradient-primary);
  color: var(--white);
}

.product-card-mini {
  margin-top: var(--space-sm);
  padding: var(--space-sm);
  background: var(--gray-50);
  border-radius: var(--radius-md);
  display: flex;
  gap: var(--space-sm);
}

.product-image-mini {
  width: 50px;
  height: 50px;
  background: var(--gray-300);
  border-radius: var(--radius-sm);
}

.product-info-mini {
  flex: 1;
}

.product-name {
  font-weight: 600;
  font-size: var(--font-size-xs);
  color: var(--gray-900);
}

.product-price {
  color: var(--primary);
  font-weight: 700;
  font-size: var(--font-size-sm);
}

.typing-indicator {
  padding: var(--space-md);
  display: flex;
  gap: 4px;
}

.typing-indicator span {
  width: 8px;
  height: 8px;
  background: var(--gray-400);
  border-radius: 50%;
  animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typing {
  0%, 60%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-10px);
  }
}

.floating-badge {
  position: absolute;
  background: var(--white);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  animation: floatBadge 3s infinite ease-in-out;
}

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

.badge-1 {
  top: 10%;
  right: -10%;
  animation-delay: 0s;
}

.badge-2 {
  bottom: 30%;
  left: -15%;
  animation-delay: 1s;
}

.badge-3 {
  bottom: 10%;
  right: -5%;
  animation-delay: 2s;
}

.badge-icon {
  font-size: var(--font-size-lg);
}

/* === Section Styles === */
section {
  padding: var(--space-3xl) 0;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-3xl);
}

.section-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(102, 126, 234, 0.1);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  margin-bottom: var(--space-md);
  color: var(--gray-900);
}

.section-description {
  font-size: var(--font-size-lg);
  color: var(--gray-600);
  line-height: 1.7;
}

/* === Features Section === */
.features {
  background: var(--gray-50);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.feature-card {
  background: var(--white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: 1px solid var(--gray-200);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--primary);
}

.feature-icon {
  margin-bottom: var(--space-md);
}

.feature-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--gray-900);
}

.feature-description {
  color: var(--gray-600);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--gray-700);
  font-size: var(--font-size-sm);
}

.feature-list li::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
}

/* === How It Works Section === */
.how-it-works {
  background: var(--white);
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
  position: relative;
}

.step {
  position: relative;
  text-align: center;
}

.step-number {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.2;
  margin-bottom: var(--space-md);
}

.step-content {
  position: relative;
  z-index: 1;
}

.step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: rgba(102, 126, 234, 0.1);
  border-radius: 50%;
  margin: 0 auto var(--space-md);
}

.step-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--gray-900);
}

.step-description {
  color: var(--gray-600);
  line-height: 1.6;
}

.step-line {
  position: absolute;
  top: 120px;
  right: -40px;
  width: 80px;
  height: 2px;
  background: linear-gradient(to right, var(--primary), transparent);
}

.step:last-child .step-line {
  display: none;
}

/* === Pricing Section === */
.pricing {
  background: var(--white);
}

.billing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
}

.toggle-label {
  font-weight: 600;
  color: var(--gray-700);
}

.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 30px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--gray-300);
  transition: var(--transition-base);
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: var(--transition-base);
  border-radius: 50%;
}

input:checked + .slider {
  background: var(--gradient-primary);
}

input:checked + .slider:before {
  transform: translateX(30px);
}

.save-badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: var(--gradient-success);
  color: var(--white);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 700;
  margin-left: var(--space-xs);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  align-items: stretch;
}

.pricing-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-2xl);
  padding: var(--space-2xl);
  position: relative;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
  transform: scale(1.05);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-8px);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: var(--white);
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 700;
  box-shadow: var(--shadow-lg);
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.plan-name {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  margin-bottom: var(--space-xs);
  color: var(--gray-900);
}

.plan-description {
  color: var(--gray-600);
  font-size: var(--font-size-sm);
}

.pricing-price {
  text-align: center;
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--gray-200);
}

.currency {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--gray-700);
  vertical-align: top;
}

.amount {
  font-size: var(--font-size-6xl);
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.period {
  font-size: var(--font-size-lg);
  color: var(--gray-600);
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--gray-700);
}

/* === Testimonials Section === */
.testimonials {
  background: var(--gray-50);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.testimonial-card {
  background: var(--white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.stars {
  color: #fbbf24;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
}

.testimonial-text {
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-base);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--gray-200);
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
}

.author-name {
  font-weight: 600;
  color: var(--gray-900);
}

.author-role {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
}

/* === FAQ Section === */
.faq {
  background: var(--white);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.faq-item {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.faq-question {
  padding: var(--space-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  user-select: none;
}

.faq-question h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-900);
}

.faq-question svg {
  flex-shrink: 0;
  transition: var(--transition-base);
  color: var(--primary);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--gray-600);
  line-height: 1.7;
}

/* === CTA Section === */
.cta {
  background: var(--gradient-primary);
  color: var(--white);
  text-align: center;
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  margin-bottom: var(--space-md);
}

.cta-description {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-xl);
  opacity: 0.9;
}

.cta-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

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

.cta .btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
  backdrop-filter: blur(10px);
}

.cta .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
}

.cta-note {
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

/* === Footer === */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-md);
}

.footer-description {
  color: var(--gray-400);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-links a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: var(--transition-base);
}

.social-links a:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-column h4 {
  color: var(--white);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-column a {
  color: var(--gray-400);
  transition: var(--transition-base);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--gray-500);
}

/* === Animations === */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

/* === Responsive Design === */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .hero-visual {
    order: -1;
  }

  .steps-container {
    grid-template-columns: 1fr;
  }

  .step-line {
    display: none;
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-base);
  }

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

  .mobile-menu-toggle {
    display: flex;
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

  .pricing-grid,
  .testimonials-grid {
    grid-template-columns: 1fr !important;
  }

  .pricing-card.featured {
    transform: scale(1);
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn-large {
    width: 100%;
  }
}

@media (min-width: 769px) and (max-width: 1200px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: var(--font-size-3xl);
  }

  .hero-description {
    font-size: var(--font-size-base);
  }

  .chat-window {
    max-width: 100%;
  }

  .floating-badge {
    font-size: var(--font-size-xs);
    padding: var(--space-xs) var(--space-sm);
  }
}