/* CSS Variables for Theme Colors */
:root {
  /* Light theme colors */
  --background: hsl(0, 0%, 100%);
  --foreground: hsl(222.2, 84%, 4.9%);
  --card: hsl(0, 0%, 100%);
  --card-foreground: hsl(222.2, 84%, 4.9%);
  --popover: hsl(0, 0%, 100%);
  --popover-foreground: hsl(222.2, 84%, 4.9%);
  --primary: hsl(222.2, 47.4%, 11.2%);
  --primary-foreground: hsl(210, 40%, 98%);
  --secondary: hsl(210, 40%, 96%);
  --secondary-foreground: hsl(222.2, 84%, 4.9%);
  --muted: hsl(210, 40%, 96%);
  --muted-foreground: hsl(215.4, 16.3%, 46.9%);
  --accent: hsl(210, 40%, 96%);
  --accent-foreground: hsl(222.2, 84%, 4.9%);
  --destructive: hsl(0, 84.2%, 60.2%);
  --destructive-foreground: hsl(210, 40%, 98%);
  --border: hsl(214.3, 31.8%, 91.4%);
  --input: hsl(214.3, 31.8%, 91.4%);
  --ring: hsl(222.2, 84%, 4.9%);
  --radius: 0.5rem;

  /* Motiva brand colors */
  --motiva-primary: #EB1F8F;
  --motiva-secondary: #9417EB;
  --motiva-gradient: linear-gradient(135deg, #EB1F8F 0%, #9417EB 100%);
}

/* Dark theme colors */
.dark-theme {
  --background: hsl(222.2, 84%, 4.9%);
  --foreground: hsl(210, 40%, 98%);
  --card: hsl(222.2, 84%, 4.9%);
  --card-foreground: hsl(210, 40%, 98%);
  --popover: hsl(222.2, 84%, 4.9%);
  --popover-foreground: hsl(210, 40%, 98%);
  --primary: hsl(210, 40%, 98%);
  --primary-foreground: hsl(222.2, 47.4%, 11.2%);
  --secondary: hsl(217.2, 32.6%, 17.5%);
  --secondary-foreground: hsl(210, 40%, 98%);
  --muted: hsl(217.2, 32.6%, 17.5%);
  --muted-foreground: hsl(215, 20.2%, 65.1%);
  --accent: hsl(217.2, 32.6%, 17.5%);
  --accent-foreground: hsl(210, 40%, 98%);
  --destructive: hsl(0, 62.8%, 30.6%);
  --destructive-foreground: hsl(210, 40%, 98%);
  --border: hsl(217.2, 32.6%, 17.5%);
  --input: hsl(217.2, 32.6%, 17.5%);
  --ring: hsl(212.7, 26.8%, 83.9%);
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: hsl(var(--foreground));
  background-color: hsl(var(--background));
  transition: all 0.3s ease;
}

/* Container and Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

@media (min-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2.25rem; }
  h3 { font-size: 1.5rem; }
}

@media (min-width: 1024px) {
  h1 { font-size: 2.75rem; }
  h2 { font-size: 2.5rem; }
  h3 { font-size: 1.75rem; }
}

p {
  margin-bottom: 1rem;
  color: hsl(var(--muted-foreground));
}

/* Links */
a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--motiva-gradient);
  color: white;
  box-shadow: 0 4px 14px 0 rgba(235, 31, 143, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(235, 31, 143, 0.3), 0 0 40px rgba(148, 23, 235, 0.2);
}

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

.btn-secondary:hover {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

/* Motiva brand styles */
.motiva-gradient {
  background: var(--motiva-gradient);
}

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

.motiva-glow {
  box-shadow: 0 0 20px rgba(235, 31, 143, 0.3), 0 0 40px rgba(148, 23, 235, 0.2);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes bounceGentle {
  0%, 100% {
    transform: translateY(-5px);
  }
  50% {
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out;
}

.animate-slide-up {
  animation: slideUp 0.8s ease-out;
}

.animate-bounce-gentle {
  animation: bounceGentle 2s ease-in-out infinite;
}

/* Section spacing */
section {
  padding: 5rem 0;
}

@media (max-width: 768px) {
  section {
    padding: 3rem 0;
  }
}

/* Section headers */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: rgba(235, 31, 143, 0.1);
  color: var(--motiva-primary);
  border: 1px solid rgba(235, 31, 143, 0.2);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.section-title {
  margin-bottom: 1rem;
  font-weight: 700;
}

.section-description {
  font-size: 1.125rem;
  color: hsl(var(--muted-foreground));
  max-width: 600px;
  margin: 0 auto;
}

/* Cards */
.card {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Grid layouts */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.space-y-8 > * + * { margin-top: 2rem; }

.space-x-2 > * + * { margin-left: 0.5rem; }
.space-x-4 > * + * { margin-left: 1rem; }
.space-x-6 > * + * { margin-left: 1.5rem; }

.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }

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

@media (max-width: 768px) {
  .md-hidden { display: none; }
  .md-block { display: block; }
}

@media (min-width: 769px) {
  .md-only { display: block; }
  .mobile-only { display: none; }
}

/* Focus states */
*:focus {
  outline: 2px solid var(--motiva-primary);
  outline-offset: 2px;
}

/* Smooth transitions */
* {
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

/* Selection color */
::selection {
  background: var(--motiva-primary);
  color: white;
}

/* Enhanced animations and micro-interactions */
@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-180deg) scale(0.8);
  }
  to {
    opacity: 1;
    transform: rotate(0deg) scale(1);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

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

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 5px rgba(235, 31, 143, 0.2);
  }
  50% {
    box-shadow: 0 0 20px rgba(235, 31, 143, 0.6);
  }
}

/* Lazy loading image styles */
.lazy {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lazy.loaded {
  opacity: 1;
}

/* Section loading animation */
.section-loaded {
  animation: slideInUp 0.6s ease-out;
}

/* Scroll to top button */
.scroll-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 3rem;
  height: 3rem;
  background: var(--motiva-gradient);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(100px);
  transition: all 0.3s ease;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  transform: translateY(-4px) scale(1.1);
  box-shadow: 0 8px 25px rgba(235, 31, 143, 0.4);
}

/* Enhanced button states */
.btn {
  position: relative;
  overflow: hidden;
  transform-origin: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

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

/* Enhanced card animations */
.card {
  transform-origin: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--motiva-gradient);
  opacity: 0;
  border-radius: inherit;
  z-index: -1;
  transition: opacity 0.3s ease;
}

.card:hover::after {
  opacity: 0.05;
}

/* Keyboard navigation styles */
.keyboard-navigation *:focus {
  outline: 2px solid var(--motiva-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

.keyboard-navigation .btn:focus {
  outline-offset: 4px;
}

/* Loading states */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1rem;
  height: 1rem;
  margin: -0.5rem 0 0 -0.5rem;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Enhanced focus states */
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 2px solid var(--motiva-primary);
  outline-offset: 2px;
  transition: outline-offset 0.2s ease;
}

/* Improved transitions for theme switching */
* {
  transition: background-color 0.3s ease,
              border-color 0.3s ease,
              color 0.3s ease,
              box-shadow 0.3s ease;
}

/* High contrast mode improvements */
@media (prefers-contrast: high) {
  .btn-primary {
    background: hsl(var(--foreground));
    color: hsl(var(--background));
    border: 2px solid hsl(var(--foreground));
  }

  .card {
    border: 2px solid hsl(var(--foreground));
  }
}

/* Reduced motion accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .scroll-to-top {
    transition: opacity 0.3s ease;
  }
}

/* Print optimizations */
@media print {
  .scroll-to-top,
  .whatsapp-btn,
  .theme-toggle,
  .mobile-menu-toggle {
    display: none !important;
  }

  .btn {
    background: transparent !important;
    color: hsl(var(--foreground)) !important;
    border: 1px solid hsl(var(--foreground)) !important;
  }
}

/* Container queries support */
@supports (container-type: inline-size) {
  .container {
    container-type: inline-size;
  }
}

/* Modern scroll snap for sections */
@supports (scroll-snap-type: y mandatory) {
  .page-container {
    scroll-snap-type: y mandatory;
  }

  section {
    scroll-snap-align: start;
  }
}