/* =============
   UNIKIS CUSTOM CSS - Variables et Styles Globaux
   @author Ir. Roland MANTAMA <contact@ebafrika.com>
   Version: 1.0.0 - 17 août 2025
   ============= */

/* Variables globales UNIKIS extraites du logo authentique */
:root {
  /* Couleurs UNIKIS principales */
  --unikis-green: #7ED321;
  --unikis-green-light: #9FE442;
  --unikis-green-dark: #5BA617;
  --unikis-yellow: #F5A623;
  --unikis-yellow-light: #FFD700;
  --unikis-red: #D0021B;
  --unikis-red-light: #FF4757;
  --unikis-blue: #4A90E2;
  --unikis-blue-light: #74B9FF;
  --unikis-blue-dark: #2E5F94;
  
  /* Couleurs système */
  --unikis-text-primary: #1d1d1f;
  --unikis-text-secondary: #86868b;
  --unikis-surface: #f5f5f7;
  --unikis-border: #d2d2d7;
  
  /* Transitions globales Apple-style */
  --unikis-transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --unikis-transition-spring: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --unikis-transition-bounce: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Ombres premium */
  --unikis-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --unikis-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --unikis-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
  
  /* Rayons de bordure harmonieux */
  --unikis-radius-sm: 8px;
  --unikis-radius-md: 12px;
  --unikis-radius-lg: 16px;
  --unikis-radius-xl: 20px;
}

/* Reset et base améliorés */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
}

/* Classes utilitaires UNIKIS */
.text-unikis-green { color: var(--unikis-green) !important; }
.text-unikis-yellow { color: var(--unikis-yellow) !important; }
.text-unikis-red { color: var(--unikis-red) !important; }
.text-unikis-blue { color: var(--unikis-blue) !important; }

.bg-unikis-green { background-color: var(--unikis-green) !important; }
.bg-unikis-yellow { background-color: var(--unikis-yellow) !important; }
.bg-unikis-red { background-color: var(--unikis-red) !important; }
.bg-unikis-blue { background-color: var(--unikis-blue) !important; }

.border-unikis-green { border-color: var(--unikis-green) !important; }
.border-unikis-yellow { border-color: var(--unikis-yellow) !important; }
.border-unikis-red { border-color: var(--unikis-red) !important; }
.border-unikis-blue { border-color: var(--unikis-blue) !important; }

/* Améliorations globales des liens */
a {
  transition: var(--unikis-transition);
  text-decoration: none;
}

a:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

/* Améliorations globales des boutons */
.btn {
  transition: var(--unikis-transition);
  border-radius: var(--unikis-radius-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}

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

.btn:active {
  transform: translateY(0);
}

/* Boutons premium UNIKIS */
.btn-unikis-primary {
  background: linear-gradient(135deg, var(--unikis-blue), var(--unikis-blue-dark));
  border: none;
  color: white;
}

.btn-unikis-primary:hover {
  background: linear-gradient(135deg, var(--unikis-green), var(--unikis-green-dark));
  color: white;
}

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

.btn-unikis-secondary:hover {
  background: var(--unikis-blue);
  color: white;
}

/* Classes premium globales */
.unikis-card {
  background: white;
  border-radius: var(--unikis-radius-lg);
  box-shadow: var(--unikis-shadow-sm);
  border: 1px solid var(--unikis-border);
  transition: var(--unikis-transition);
}

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

.unikis-surface {
  background: var(--unikis-surface);
  border: 1px solid var(--unikis-border);
  border-radius: var(--unikis-radius-md);
}

.unikis-gradient-text {
  background: linear-gradient(135deg, var(--unikis-green), var(--unikis-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

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

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

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

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

/* Classes d'animation */
.fade-in {
  animation: fadeIn 0.6s ease-out;
}

.slide-in-up {
  animation: slideInUp 0.6s ease-out;
}

.pulse {
  animation: pulse 2s infinite;
}

.shake {
  animation: shake 0.5s ease-in-out;
}

/* Amélioration des formulaires */
.form-control {
  border-radius: var(--unikis-radius-sm);
  border: 2px solid var(--unikis-border);
  transition: var(--unikis-transition);
  font-size: 1rem;
  padding: 0.75rem 1rem;
}

.form-control:focus {
  border-color: var(--unikis-blue);
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
  outline: none;
}

/* Amélioration des tables */
.table {
  border-radius: var(--unikis-radius-md);
  overflow: hidden;
  box-shadow: var(--unikis-shadow-sm);
}

.table th {
  background: var(--unikis-surface);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.875rem;
}

/* Responsive utilities */
@media (max-width: 767.98px) {
  .hide-mobile {
    display: none !important;
  }
  
  html {
    font-size: 14px;
  }
}

@media (min-width: 768px) {
  .show-mobile {
    display: none !important;
  }
}

/* Mode sombre support */
@media (prefers-color-scheme: dark) {
  :root {
    --unikis-text-primary: #F8F9FA;
    --unikis-text-secondary: #E9ECEF;
    --unikis-surface: #1A1A1A;
    --unikis-border: #333333;
  }
}

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

/* Focus visible pour navigation clavier */
.btn:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--unikis-blue);
  outline-offset: 2px;
}

/* Amélioration des alertes */
.alert {
  border-radius: var(--unikis-radius-md);
  border: none;
  font-weight: 500;
}

.alert-success {
  background: rgba(126, 211, 33, 0.1);
  color: var(--unikis-green-dark);
  border-left: 4px solid var(--unikis-green);
}

.alert-danger {
  background: rgba(208, 2, 27, 0.1);
  color: var(--unikis-red);
  border-left: 4px solid var(--unikis-red);
}

.alert-warning {
  background: rgba(245, 166, 35, 0.1);
  color: #B8860B;
  border-left: 4px solid var(--unikis-yellow);
}

.alert-info {
  background: rgba(74, 144, 226, 0.1);
  color: var(--unikis-blue-dark);
  border-left: 4px solid var(--unikis-blue);
}

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

::-webkit-scrollbar-track {
  background: var(--unikis-surface);
}

::-webkit-scrollbar-thumb {
  background: var(--unikis-blue);
  border-radius: var(--unikis-radius-sm);
}

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

/* Utilitaires supplémentaires */
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }

.d-flex { display: flex !important; }
.d-block { display: block !important; }
.d-inline-block { display: inline-block !important; }
.d-none { display: none !important; }

.justify-content-center { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.align-items-center { align-items: center !important; }

.w-100 { width: 100% !important; }
.h-100 { height: 100% !important; }

.m-0 { margin: 0 !important; }
.p-0 { padding: 0 !important; }

.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }

.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }

.pt-1 { padding-top: 0.25rem !important; }
.pt-2 { padding-top: 0.5rem !important; }
.pt-3 { padding-top: 1rem !important; }
.pt-4 { padding-top: 1.5rem !important; }
.pt-5 { padding-top: 3rem !important; }

.pb-1 { padding-bottom: 0.25rem !important; }
.pb-2 { padding-bottom: 0.5rem !important; }
.pb-3 { padding-bottom: 1rem !important; }
.pb-4 { padding-bottom: 1.5rem !important; }
.pb-5 { padding-bottom: 3rem !important; }