/* Modern Animations and Design System for Umzuge Website */

/* Custom Properties (CSS Variables) */
:root {
  /* Brand Colors */
  --primary-color: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --secondary-color: #f59e0b;
  --secondary-dark: #d97706;
  --accent-color: #10b981;
  --accent-dark: #059669;

  /* Neutral Colors */
  --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;

  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-secondary: 'Poppins', sans-serif;

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

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;

  /* 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-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Global Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--gray-800);
  overflow-x: hidden;
}

/* Smooth Scroll */
html {
  scroll-behavior: smooth;
}

/* Container Improvements */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Typography Enhancements */
.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-family: var(--font-secondary);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

/* Button Animations */
.btn {
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  border: none;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.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 var(--transition-slow);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  box-shadow: var(--shadow-lg);
  transform: translateY(0);
}

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

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  box-shadow: var(--shadow-lg);
  transform: translateY(0);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

/* Card Animations */
.card {
  border: none;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  overflow: hidden;
  background: white;
}

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

.card-hover::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.02), rgba(16, 185, 129, 0.02));
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.card-hover:hover::before {
  opacity: 1;
}

/* Hero Section Animations */
.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05"><circle cx="30" cy="30" r="4"/></g></svg>');
  animation: float 20s ease-in-out infinite;
}

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

/* Floating Animation */
@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33% { transform: translateY(-30px) rotate(3deg); }
  66% { transform: translateY(-20px) rotate(-3deg); }
}

/* Gradient Background Animation */
.gradient-bg {
  background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Fade In Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease-out forwards;
}

.fade-in-delay-1 { animation-delay: 0.2s; }
.fade-in-delay-2 { animation-delay: 0.4s; }
.fade-in-delay-3 { animation-delay: 0.6s; }
.fade-in-delay-4 { animation-delay: 0.8s; }

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

/* Scale In Animation */
.scale-in {
  opacity: 0;
  transform: scale(0.9);
  animation: scaleIn 0.6s ease-out forwards;
}

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

/* Slide In Animations */
.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  animation: slideInLeft 0.8s ease-out forwards;
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  animation: slideInRight 0.8s ease-out forwards;
}

@keyframes slideInLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

/* Number Counter Animation */
.counter {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
}

/* Pulse Animation */
.pulse {
  animation: pulse 2s infinite;
}

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

/* Icon Animations */
.icon-hover {
  transition: all var(--transition-base);
}

.icon-hover:hover {
  transform: scale(1.2) rotate(5deg);
  color: var(--primary-color);
}

/* Progress Bar Animation */
.progress-bar {
  position: relative;
  height: 6px;
  background: var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-lg);
  transform: translateX(-100%);
  transition: transform 1s ease-out;
}

.progress-fill.animate {
  transform: translateX(0);
}

/* Bounce Animation */
.bounce {
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% { transform: translate3d(0, 0, 0); }
  40%, 43% { transform: translate3d(0, -30px, 0); }
  70% { transform: translate3d(0, -15px, 0); }
  90% { transform: translate3d(0, -4px, 0); }
}

/* Glow Effect */
.glow {
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.3);
  transition: box-shadow var(--transition-base);
}

.glow:hover {
  box-shadow: 0 0 30px rgba(37, 99, 235, 0.5);
}

/* Typewriter Effect */
.typewriter {
  overflow: hidden;
  border-right: 3px solid var(--primary-color);
  white-space: nowrap;
  animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: var(--primary-color); }
}

/* Parallax Effect */
.parallax {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

/* Morphing Shapes */
.morphing-shape {
  width: 100px;
  height: 100px;
  background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
  0%, 100% { border-radius: 50%; transform: rotate(0deg); }
  25% { border-radius: 25%; transform: rotate(90deg); }
  50% { border-radius: 10%; transform: rotate(180deg); }
  75% { border-radius: 40%; transform: rotate(270deg); }
}

/* Loading Skeleton */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Sticky Navigation */
.navbar {
  transition: all var(--transition-base);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
}

.navbar.scrolled {
  box-shadow: var(--shadow-lg);
  background: rgba(255, 255, 255, 0.98);
}

/* Section Padding */
.section-padding {
  padding: var(--spacing-2xl) 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero {
    min-height: 80vh;
  }

  .counter {
    font-size: 2rem;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }
}

/* Print Styles */
@media print {
  .hero::before {
    display: none;
  }

  .btn {
    box-shadow: none;
  }
}

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

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #000080;
    --secondary-color: #800080;
    --gray-800: #000000;
  }
}

/* Modern Form Styles */
.form-modern .form-group {
  position: relative;
  margin-bottom: 1.5rem;
}

.form-modern .form-control,
.form-modern .form-select {
  border-radius: var(--radius-lg);
  border: 2px solid var(--gray-300);
  padding: 1rem 1rem 1rem 3rem;
  font-size: 1rem;
  font-weight: 500;
  transition: all var(--transition-base);
  background: white;
}

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

.form-modern .form-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  pointer-events: none;
}

.form-modern .form-label {
  color: var(--gray-700);
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.form-modern textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Enhanced Button Styles */
.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  border-radius: var(--radius-xl);
}

/* Gradient Backgrounds */
.bg-gradient-to-br {
  background: linear-gradient(to bottom right, var(--primary-color), var(--secondary-color));
}

.from-gray-50 {
  background: linear-gradient(135deg, var(--gray-50) 0%, #ffffff 100%);
}

.to-white {
  background: linear-gradient(135deg, var(--gray-50) 0%, #ffffff 100%);
}

/* Enhanced Card Animations */
.card-3d-tilt {
  transition: transform var(--transition-base);
  transform-style: preserve-3d;
}

/* Mouse Follower Effect */
.mouse-follower {
  position: absolute;
  width: 20px;
  height: 20px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.3), transparent);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: all 0.1s ease;
  z-index: 1;
}

/* Loading Button State */
.btn.loading {
  position: relative;
  color: transparent;
}

.btn.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Enhanced Accordion Styles */
.accordion-button {
  border-radius: var(--radius-lg) !important;
  font-weight: 600;
  padding: 1.25rem 1.5rem;
  border: none;
  box-shadow: none;
}

.accordion-button:not(.collapsed) {
  background: var(--primary-color);
  color: white;
}

.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.accordion-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-body {
  padding: 1.5rem;
  background: var(--gray-50);
}

/* Enhanced Progress Indicators */
.progress-step {
  position: relative;
  padding: 2rem 0;
}

.progress-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--gray-300);
  z-index: 1;
}

.progress-step:last-child::before {
  display: none;
}

.progress-step-active::before {
  background: var(--primary-color);
}

/* Advanced Hover Effects */
.hover-lift {
  transition: transform var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-10px);
}

.hover-rotate {
  transition: transform var(--transition-base);
}

.hover-rotate:hover {
  transform: rotate(5deg);
}

.hover-scale {
  transition: transform var(--transition-base);
}

.hover-scale:hover {
  transform: scale(1.05);
}

/* Text Gradient Effects */
.text-gradient {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* Enhanced Badges */
.badge {
  font-weight: 600;
  letter-spacing: 0.025em;
  padding: 0.5rem 1rem;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* Selection Highlighting */
::selection {
  background: rgba(37, 99, 235, 0.2);
  color: var(--gray-900);
}

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

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 30px;
  right: 30px;
  background-color: #25d366;
  color: white;
  border-radius: 50%;
  text-align: center;
  font-size: 28px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all var(--transition-base);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  background-color: #20bf5a;
  color: white;
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:active {
  transform: scale(0.95);
}

.whatsapp-float .whatsapp-tooltip {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);
  background: #333;
  color: white;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  pointer-events: none;
}

.whatsapp-float .whatsapp-tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 100%;
  margin-top: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: transparent transparent transparent #333;
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
  right: 75px;
}

@keyframes pulse-whatsapp {
  0% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.7), 0 0 0 10px rgba(37, 211, 102, 0.1);
  }
  100% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  }
}

/* Mobile responsive for WhatsApp button */
@media (max-width: 768px) {
  .whatsapp-float {
    width: 55px;
    height: 55px;
    bottom: 20px;
    right: 20px;
    font-size: 24px;
  }

  .whatsapp-float .whatsapp-tooltip {
    display: none;
  }
}