/* =====================================================
   CARMUCA LANDING PAGE - STYLES
   ===================================================== */

:root {
  /* Colors */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary: #0ea5e9;
  --background: #0f172a;
  --background-light: #1e293b;
  --surface: #1e293b;
  --surface-hover: #334155;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --border: #334155;
  --success: #22c55e;
  --warning: #f59e0b;
  --error: #ef4444;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Border Radius */
  --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 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);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

/* =====================================================
   RESET & BASE
   ===================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

ul {
  list-style: none;
}

/* =====================================================
   UTILITIES
   ===================================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-4xl);
}

.section-tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-light);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.125rem;
}

/* =====================================================
   BUTTONS
   ===================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: var(--surface);
  border-color: var(--text-dim);
}

.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* =====================================================
   NAVIGATION
   ===================================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.25rem;
  font-weight: 700;
}

.logo-icon {
  font-size: 1.5rem;
}

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

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  background: transparent;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

@media (max-width: 768px) {
  .nav-links, .nav-actions {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
}

/* =====================================================
   HERO SECTION
   ===================================================== */

.hero {
  padding: calc(80px + var(--space-4xl)) 0 var(--space-4xl);
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, var(--background) 0%, var(--background-light) 100%);
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero-content .highlight {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: var(--space-xl);
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
}

.hero-stats {
  display: flex;
  gap: var(--space-3xl);
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-light);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-dim);
}

/* Hero Mockup */
.hero-image {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
}

.hero-mockup {
  background: var(--surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.mockup-header {
  display: flex;
  gap: 6px;
  padding: var(--space-md);
  border-bottom: 1px solid var(--border);
}

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

.mockup-dot:nth-child(1) { background: #ef4444; }
.mockup-dot:nth-child(2) { background: #f59e0b; }
.mockup-dot:nth-child(3) { background: #22c55e; }

.mockup-content {
  display: flex;
  min-height: 300px;
}

.mockup-sidebar {
  width: 60px;
  padding: var(--space-md);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.mockup-nav-item {
  width: 100%;
  height: 32px;
  background: var(--border);
  border-radius: var(--radius-sm);
  opacity: 0.5;
}

.mockup-nav-item.active {
  background: var(--primary);
  opacity: 1;
}

.mockup-main {
  flex: 1;
  padding: var(--space-lg);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.mockup-card {
  background: var(--border);
  border-radius: var(--radius-md);
  min-height: 100px;
  opacity: 0.3;
}

@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-actions {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-image {
    display: none;
  }
}

/* =====================================================
   FEATURES SECTION
   ===================================================== */

.features {
  padding: var(--space-4xl) 0;
  background: var(--background);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

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

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

@media (max-width: 968px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* =====================================================
   BENEFITS SECTION
   ===================================================== */

.benefits {
  padding: var(--space-4xl) 0;
  background: var(--background-light);
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.benefit-content h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-xl);
  line-height: 1.2;
}

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

.benefit-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.benefit-list li svg {
  flex-shrink: 0;
  color: var(--success);
  margin-top: 2px;
}

.benefit-list li span {
  color: var(--text-muted);
  font-size: 1rem;
}

.benefit-list li strong {
  color: var(--text);
}

.benefit-image {
  display: flex;
  justify-content: center;
}

.benefit-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: var(--space-3xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: var(--shadow-xl);
}

.benefit-card-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
}

.benefit-card h4 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.benefit-card p {
  color: var(--text-muted);
}

@media (max-width: 968px) {
  .benefits-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .benefit-list li {
    justify-content: center;
  }
}

/* =====================================================
   PRICING SECTION
   ===================================================== */

.pricing {
  padding: var(--space-4xl) 0;
  background: var(--background);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
  transition: all var(--transition-base);
}

.pricing-card:hover {
  border-color: var(--text-dim);
  transform: translateY(-4px);
}

.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.pricing-header {
  margin-bottom: var(--space-lg);
}

.pricing-header h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.pricing-description {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.pricing-price {
  margin-bottom: var(--space-xl);
}

.pricing-price .price {
  font-size: 2.5rem;
  font-weight: 700;
}

.pricing-price .period {
  color: var(--text-muted);
  font-size: 1rem;
}

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

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.pricing-features li svg {
  color: var(--success);
  flex-shrink: 0;
}

@media (max-width: 968px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
}

/* =====================================================
   CTA SECTION
   ===================================================== */

.cta {
  padding: var(--space-4xl) 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
}

.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.cta-content p {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: var(--space-xl);
}

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

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

/* =====================================================
   FOOTER
   ===================================================== */

.footer {
  padding: var(--space-4xl) 0 var(--space-xl);
  background: var(--background-light);
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: var(--space-md);
  max-width: 300px;
}

.footer-links h4 {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin-bottom: var(--space-lg);
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border);
  text-align: center;
}

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

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
  
  .footer-brand {
    grid-column: span 2;
  }
}

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