/* AI Startup Color Palette - Inspired by Anthropic/Claude */
:root {
  --primary: #2563eb;
  --primary-light: #3b82f6;
  --primary-dark: #1d4ed8;
  --secondary: #64748b;
  --accent: #f59e0b;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --background: #ffffff;
  --background-subtle: #f8fafc;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  
  /* 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: -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;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition-fast: 0.15s ease-out;
  --transition-base: 0.3s ease-out;
  --transition-slow: 0.5s ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background);
  overflow-x: hidden;
}

/* Background Texture */
.background-texture {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.03;
  background-image: 
    radial-gradient(circle at 25px 25px, var(--text-primary) 2px, transparent 0),
    radial-gradient(circle at 75px 75px, var(--text-primary) 2px, transparent 0);
  background-size: 100px 100px;
  background-position: 0 0, 50px 50px;
  animation: textureFloat 20s ease-in-out infinite;
}

@keyframes textureFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(30px, -30px) rotate(120deg); }
  66% { transform: translate(-20px, 20px) rotate(240deg); }
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: var(--transition-base);
}

.nav-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) var(--space-lg);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.logo {
  height: 32px;
  width: 32px;
  transition: var(--transition-base);
}

.logo:hover {
  transform: rotate(5deg) scale(1.05);
}

.brand-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: var(--font-size-sm);
  position: relative;
  transition: var(--transition-fast);
  padding: var(--space-xs) 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 50%;
  background: var(--primary);
  transition: var(--transition-base);
  transform: translateX(-50%);
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
}

.hero-content {
  max-width: 800px;
  animation: fadeInUp 1s ease-out;
}

.hero-title {
  font-size: clamp(var(--font-size-4xl), 5vw, var(--font-size-5xl));
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  letter-spacing: -0.025em;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--primary);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-2xl);
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.cta-button {
  position: relative;
  padding: var(--space-md) var(--space-xl);
  border: none;
  border-radius: 8px;
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  overflow: hidden;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
}

.cta-button.primary {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.cta-button.primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.cta-button.secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.cta-button.secondary:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.cta-button.tertiary {
  background: var(--accent);
  color: white;
  box-shadow: var(--shadow-md);
}

.cta-button.tertiary:hover {
  background: #d97706;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.button-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: var(--transition-slow);
}

.cta-button.primary:hover .button-shine {
  left: 100%;
}

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

.section:nth-child(even) {
  background: var(--background-subtle);
}

.section-content {
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-4xl));
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-2xl);
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

/* Underline Hover Effect */
.underline-hover {
  position: relative;
  display: inline-block;
  cursor: pointer;
}

.underline-hover::after {
  content: '';
  position: absolute;
  width: 0;
  height: 3px;
  bottom: -8px;
  left: 50%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: var(--transition-base);
  transform: translateX(-50%);
  border-radius: 2px;
}

.underline-hover:hover::after {
  width: 100%;
  animation: underlinePulse 0.6s ease-in-out infinite alternate;
}

@keyframes underlinePulse {
  0% { opacity: 0.7; transform: translateX(-50%) scaleX(1); }
  100% { opacity: 1; transform: translateX(-50%) scaleX(1.05); }
}

/* Grid Layouts */
.problem-grid, .features-grid, .benefits-grid {
  display: grid;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

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

.section-description {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.section-intro {
  text-align: center;
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: var(--space-sm);
  font-style: italic;
}

.section-tagline {
  text-align: center;
  font-size: var(--font-size-xl);
  color: var(--accent);
  font-weight: 700;
  margin-bottom: var(--space-xl);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.features-grid {
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.benefits-grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Cards */
.problem-item, .feature-card, .benefit-item {
  padding: var(--space-lg);
  background: white;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  border: 1px solid var(--border);
}

.problem-item:hover, .feature-card:hover, .benefit-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.problem-item h3, .feature-card h3, .benefit-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.problem-item p, .benefit-item p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.feature-card ul {
  list-style: none;
}

.feature-card li {
  padding: var(--space-xs) 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: var(--space-md);
}

.feature-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
}

/* Workflow Section */
.workflow-container {
  display: grid;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.workflow-step {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  padding: var(--space-lg);
  background: white;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.workflow-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--primary), var(--accent));
  transition: var(--transition-base);
}

.workflow-step:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-lg);
}

.workflow-step:hover::before {
  width: 8px;
}

.step-number {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary);
  min-width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--border);
  border-radius: 50%;
  flex-shrink: 0;
}

.step-content h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

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

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--background-subtle), var(--background));
  position: relative;
  padding: var(--space-3xl) var(--space-lg) var(--space-2xl);
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(37, 99, 235, 0.03) 100%);
  pointer-events: none;
}

.cta-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-4xl));
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  letter-spacing: -0.025em;
}

.cta-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Primary CTA */
.primary-cta {
  margin-bottom: var(--space-2xl);
  display: flex;
  justify-content: center;
}

.primary-card {
  background: white;
  border: 3px solid var(--primary);
  box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
}

.primary-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px rgba(37, 99, 235, 0.2);
  border-color: var(--primary-dark);
}

/* Secondary CTA */
.secondary-cta {
  margin-bottom: var(--space-2xl);
  display: flex;
  justify-content: center;
}

.secondary-card {
  background: white;
  border: 2px solid var(--border);
}

.secondary-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--secondary);
}

/* CTA Cards */
.cta-card {
  max-width: 600px;
  width: 100%;
  padding: var(--space-2xl);
  border-radius: 16px;
  transition: var(--transition-base);
  text-align: center;
  position: relative;
  z-index: 2;
}

.cta-icon {
  font-size: 3rem;
  margin-bottom: var(--space-lg);
  display: block;
}

.cta-card-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.cta-card-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* Form Styling */
.cta-form-container {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.form-fields {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.form-row {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.form-row:last-child {
  margin-top: var(--space-md);
  align-items: center;
  display: flex;
  justify-content: center;
}

.button-row {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin-top: var(--space-md);
  margin-bottom: var(--space-sm);
  text-align: center;
}

.input-group {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

/* Radio Group Styling */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  background: var(--background);
  padding: var(--space-md);
  border-radius: 8px;
  border: 1px solid var(--border-light);
}

.radio-label {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-sm);
}

.radio-options {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  justify-content: space-between;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: 4px;
  transition: var(--transition-base);
}

.radio-option:hover {
  background: var(--background-subtle);
}

.radio-option input[type="radio"] {
  margin: 0;
  accent-color: var(--primary);
}

.radio-option span {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  white-space: nowrap;
}

.cta-input {
  width: 100%;
  min-width: auto;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--border);
  border-radius: 12px;
  font-size: var(--font-size-base);
  background: var(--background-subtle);
  color: var(--text-primary);
  transition: var(--transition-base);
}

select.cta-input {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24'%3E%3Cpath stroke='%23666' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 40px;
}

.cta-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  background: white;
}

.cta-input::placeholder {
  color: var(--text-muted);
}

/* CTA Buttons */
.primary-btn {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border: none;
  padding: var(--space-md) var(--space-xl);
  border-radius: 8px;
  font-weight: 600;
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  min-width: 160px;
  justify-content: center;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}

.primary-btn:hover {
  background: linear-gradient(135deg, var(--primary-dark), #1e40af);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.secondary-btn {
  background: transparent;
  color: var(--secondary);
  border: 2px solid var(--secondary);
  padding: var(--space-md) var(--space-xl);
  border-radius: 12px;
  font-weight: 600;
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: var(--transition-base);
  min-width: 160px;
}

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

.form-note {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-align: center;
  margin: 0;
}

/* Trust Signals */
.trust-signals {
  text-align: center;
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 2;
}

.trust-text {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  font-weight: 500;
}

.security-badges {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.badge {
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  padding: var(--space-xs) var(--space-md);
  border-radius: 20px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  border: 1px solid rgba(37, 99, 235, 0.2);
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: white;
  padding: var(--space-lg);
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.footer-logo-img {
  height: 24px;
  width: 24px;
  filter: brightness(0) invert(1);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-content {
    padding: var(--space-sm);
  }
  
  .nav-links {
    display: none;
  }
  
  .hero {
    padding: var(--space-2xl) var(--space-md);
    min-height: 80vh;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-button {
    width: 100%;
    max-width: 300px;
  }
  
  .section {
    padding: var(--space-2xl) var(--space-md);
  }
  
  .workflow-step {
    flex-direction: column;
    text-align: center;
  }
  
  .cta-card {
    padding: var(--space-xl);
    max-width: 100%;
  }
  
  .input-group {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .cta-input {
    min-width: auto;
    width: 100%;
  }
  
  .primary-btn, .secondary-btn {
    width: 100%;
    justify-content: center;
  }
  
  .security-badges {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }
  
  .email-input {
    min-width: auto;
  }
}

@media (max-width: 480px) {
  .problem-grid, .features-grid, .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .workflow-container {
    gap: var(--space-md);
  }
}

/* Smooth scroll offset for fixed nav */
html {
  scroll-padding-top: 80px;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .background-texture {
    animation: none;
  }
}

/* Focus states for accessibility */
.cta-button:focus,
.nav-link:focus,
.email-input:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --text-secondary: var(--text-primary);
    --border: var(--text-primary);
  }
}

/* Hero Section Updates */
.hero-microcopy {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin: var(--space-sm) 0;
  line-height: 1.4;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.primary-microcopy {
  color: var(--text-secondary) !important;
  font-weight: 500;
  margin-bottom: var(--space-md);
  margin-top: var(--space-lg);
}

.secondary-microcopy {
  margin-bottom: var(--space-sm);
  margin-top: var(--space-xl);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.secondary-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-button.tertiary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  font-size: var(--font-size-sm);
  padding: var(--space-xs) var(--space-md);
  min-width: auto;
}

.cta-button.tertiary:hover {
  background: var(--background-subtle);
  color: var(--text-primary);
  border-color: var(--primary);
}

/* Trust Signals Hero */
.trust-signals-hero {
  padding: var(--space-lg) var(--space-lg) var(--space-2xl);
  text-align: center;
}

.trust-signals-hero .hero-content {
  animation: none;
  max-width: 800px;
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--background);
  border-radius: 12px;
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg), 0 20px 25px -5px rgb(0 0 0 / 0.1);
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  0% {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  padding: var(--space-lg) var(--space-lg) var(--space-md);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: 4px;
  transition: var(--transition-fast);
  line-height: 1;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--background-subtle);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--space-lg);
}

.modal-step {
  display: none;
}

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

.modal-intro {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.5;
}

/* Form Styles */
.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
  font-size: var(--font-size-sm);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: var(--space-sm);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: var(--font-size-base);
  transition: var(--transition-fast);
  background: var(--background);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.checkbox-group {
  display: grid;
  gap: var(--space-xs);
  margin-top: var(--space-xs);
}

.checkbox-option {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-sm);
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: 4px;
  transition: var(--transition-fast);
}

.checkbox-option:hover {
  background: var(--background-subtle);
}

.checkbox-option input[type="checkbox"] {
  width: auto;
  margin: 0;
  cursor: pointer;
}

.checkbox-option span {
  color: var(--text-primary);
}

.error-message {
  color: #ef4444;
  font-size: var(--font-size-xs);
  margin-top: var(--space-xs);
  display: none;
}

/* Modal Footer */
.modal-footer {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-light);
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

.btn-primary {
  background: var(--primary);
  color: white;
  border: none;
  padding: var(--space-sm) var(--space-xl);
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  font-size: var(--font-size-base);
  width: 100%;
}

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

.btn-primary:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-link:hover {
  color: var(--primary);
  text-decoration: underline;
}

/* Success State */
.success-content {
  text-align: center;
  padding: var(--space-lg) 0;
}

.success-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #10b981;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: 0 auto var(--space-md);
  font-weight: 700;
}

.success-content h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.success-content p {
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Mobile Responsive */
@media (max-width: 640px) {
  .modal {
    padding: var(--space-md);
    align-items: flex-start;
    padding-top: var(--space-xl);
  }
  
  .modal-content {
    max-height: calc(100vh - 80px);
  }
  
  .modal-header,
  .modal-body {
    padding: var(--space-md);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-button {
    width: 100%;
    max-width: 280px;
  }
  
  .checkbox-group {
    gap: var(--space-sm);
  }
  
  .checkbox-option {
    padding: var(--space-sm);
  }
}

/* Improved button tap targets for mobile */
@media (max-width: 480px) {
  .btn-primary,
  .cta-button {
    min-height: 48px;
    font-size: var(--font-size-base);
  }
  
  .modal-close {
    min-width: 44px;
    min-height: 44px;
  }
}