/* Shared Landing Page Styles - Jan 2826 Experiment */
/* Modern CSS with CSS Variables, Flexbox, Grid, and Animations */

:root {
  /* Brand Colors */
  --rg-primary: #706e70;
  --rg-secondary: #e5e5e5;
  --rg-accent: #9799a7;
  --rg-white: #ffffff;
  --rg-dark: #333333;

  /* Extended Palette */
  --rg-purple: #7c3aed;
  --rg-purple-light: #a78bfa;
  --rg-green: #10b981;
  --rg-green-light: #34d399;
  --rg-orange: #f59e0b;
  --rg-orange-light: #fbbf24;
  --rg-blue: #3b82f6;
  --rg-blue-light: #60a5fa;
  --rg-pink: #ec4899;
  --rg-pink-light: #f472b6;

  /* Typography */
  --font-primary: 'Inter', 'Archivo Narrow', sans-serif;
  --font-display: 'Poppins', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing Scale */
  --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: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 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);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--rg-dark);
  background: var(--rg-white);
}

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

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

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

/* Typography Utilities */
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.text-5xl { font-size: 3rem; line-height: 1.2; }
.text-6xl { font-size: 3.75rem; line-height: 1.1; }

.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-sm { max-width: 640px; }
.container-md { max-width: 768px; }
.container-lg { max-width: 1024px; }
.container-xl { max-width: 1280px; }

/* Flexbox Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }

/* Grid Utilities */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* Spacing Utilities */
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }
.p-2xl { padding: var(--space-2xl); }

.px-md { padding-left: var(--space-md); padding-right: var(--space-md); }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.px-lg { padding-left: var(--space-lg); padding-right: var(--space-lg); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }
.px-xl { padding-left: var(--space-xl); padding-right: var(--space-xl); }
.py-xl { padding-top: var(--space-xl); padding-bottom: var(--space-xl); }
.py-2xl { padding-top: var(--space-2xl); padding-bottom: var(--space-2xl); }
.py-3xl { padding-top: var(--space-3xl); padding-bottom: var(--space-3xl); }
.py-4xl { padding-top: var(--space-4xl); padding-bottom: var(--space-4xl); }

.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--rg-purple) 0%, var(--rg-purple-light) 100%);
  color: white;
  box-shadow: var(--shadow-md);
}

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

.btn-secondary {
  background: var(--rg-white);
  color: var(--rg-dark);
  border: 2px solid var(--rg-secondary);
}

.btn-secondary:hover {
  border-color: var(--rg-purple);
  color: var(--rg-purple);
}

.btn-cta {
  background: linear-gradient(135deg, var(--rg-green) 0%, var(--rg-green-light) 100%);
  color: white;
  font-size: 1.125rem;
  padding: var(--space-lg) var(--space-2xl);
  box-shadow: var(--shadow-lg);
}

.btn-cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.btn-lg {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1.125rem;
}

.btn-sm {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.875rem;
}

/* Card Styles */
.card {
  background: var(--rg-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.card-body {
  padding: var(--space-xl);
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-md);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-purple {
  background: var(--rg-purple-light);
  color: white;
}

.badge-green {
  background: var(--rg-green);
  color: white;
}

.badge-orange {
  background: var(--rg-orange);
  color: white;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-15px) rotate(2deg);
  }
}

@keyframes wiggle {
  0%, 100% { transform: rotate(-3deg); }
  50% { transform: rotate(3deg); }
}

.animate-fade-in { animation: fadeIn 0.6s ease forwards; }
.animate-fade-in-up { animation: fadeInUp 0.6s ease forwards; }
.animate-fade-in-down { animation: fadeInDown 0.6s ease forwards; }
.animate-slide-in-left { animation: slideInLeft 0.6s ease forwards; }
.animate-slide-in-right { animation: slideInRight 0.6s ease forwards; }
.animate-bounce { animation: bounce 2s ease-in-out infinite; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-float { animation: float 4s ease-in-out infinite; }
.animate-wiggle { animation: wiggle 0.5s ease-in-out infinite; }

/* Animation Delays */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }
.delay-600 { animation-delay: 600ms; }
.delay-700 { animation-delay: 700ms; }
.delay-800 { animation-delay: 800ms; }

/* Opacity for animation starting state */
.opacity-0 { opacity: 0; }
.opacity-100 { opacity: 1; }

/* Gradient Backgrounds */
.bg-gradient-purple {
  background: linear-gradient(135deg, var(--rg-purple) 0%, var(--rg-purple-light) 100%);
}

.bg-gradient-green {
  background: linear-gradient(135deg, var(--rg-green) 0%, var(--rg-green-light) 100%);
}

.bg-gradient-orange {
  background: linear-gradient(135deg, var(--rg-orange) 0%, var(--rg-orange-light) 100%);
}

.bg-gradient-blue {
  background: linear-gradient(135deg, var(--rg-blue) 0%, var(--rg-blue-light) 100%);
}

.bg-gradient-pink {
  background: linear-gradient(135deg, var(--rg-pink) 0%, var(--rg-pink-light) 100%);
}

/* Section backgrounds */
.bg-light { background-color: #f8fafc; }
.bg-white { background-color: var(--rg-white); }
.bg-dark { background-color: var(--rg-dark); color: white; }

/* Text Colors */
.text-white { color: white; }
.text-dark { color: var(--rg-dark); }
.text-muted { color: #64748b; }
.text-purple { color: var(--rg-purple); }
.text-green { color: var(--rg-green); }
.text-orange { color: var(--rg-orange); }

/* Decorative Elements */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.4;
  z-index: -1;
}

.blob-purple { background: var(--rg-purple-light); }
.blob-green { background: var(--rg-green-light); }
.blob-orange { background: var(--rg-orange-light); }
.blob-pink { background: var(--rg-pink-light); }

/* Utility */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.top-0 { top: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-50 { z-index: 50; }

.overflow-hidden { overflow: hidden; }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Responsive */
@media (max-width: 768px) {
  .text-5xl { font-size: 2.25rem; }
  .text-6xl { font-size: 2.75rem; }
  .container { padding: 0 var(--space-md); }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Focus styles */
.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--rg-purple);
  outline-offset: 2px;
}