/* Custom styles for Suivi Stagiaire */
:root {
  /* Couleurs principales */
  --primary: #4361ee;
  --primary-light: #e6e9ff;
  --secondary: #3f37c9;
  --success: #4bb543;
  --warning: #f9c74f;
  --danger: #ef476f;
  --dark: #1a1a2e;
  --light: #f8f9fa;
  --gray: #6c757d;
  --gray-light: #e9ecef;
  
  /* Dégradés */
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  --gradient-success: linear-gradient(135deg, #4bb543 0%, #3a9a33 100%);
  --gradient-warning: linear-gradient(135deg, #f9c74f 0%, #f3b01b 100%);
  --gradient-danger: linear-gradient(135deg, #ef476f 0%, #d62c5a 100%);
  
  /* Ombres */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
  
  /* Effets de verre */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  
  /* Espacements */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  
  /* Bordures */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Animations */
  --transition: all 0.3s ease;
  --transition-slow: all 0.5s ease;
  --transition-fast: all 0.15s ease;
  
  /* Thème clair par défaut */
  --bg-main: #f8f9fc;
  --bg-secondary: #ffffff;
  --text-main: #2d3748;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --border-color: #e2e8f0;
  --card-bg: #ffffff;
  --card-hover: #f8f9fa;
}

/* Thème sombre */
[data-theme="dark"] {
  --bg-main: #1a202c;
  --bg-secondary: #2d3748;
  --text-main: #f7fafc;
  --text-secondary: #e2e8f0;
  --text-muted: #a0aec0;
  --border-color: #4a5568;
  --card-bg: #2d3748;
  --card-hover: #4a5568;
  --glass-bg: rgba(26, 32, 44, 0.7);
  --glass-border: rgba(255, 255, 255, 0.05);
}
/* Reset et styles de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    background: var(--bg-main);
    color: var(--text-main);
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    min-height: 100vh;
    transition: var(--transition-slow);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typographie */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-main);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary);
    text-decoration: none;
}

/* Boutons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.5rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: var(--transition);
    border: none;
    cursor: pointer;
    gap: 0.5rem;
    white-space: nowrap;
    text-align: center;
    vertical-align: middle;
    user-select: none;
    line-height: 1.5;
    box-shadow: var(--shadow-sm);
}

.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.125rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.4);
    color: white;
}

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

.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.2);
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Cartes */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    margin-bottom: var(--space-md);
    overflow: hidden;
}

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

.card-header {
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.card-title {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-main);
}

.card-text {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* Tableaux */
.table {
    width: 100%;
    margin-bottom: 1rem;
    color: var(--text-main);
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 1rem;
    vertical-align: middle;
    border-top: 1px solid var(--border-color);
}

.table thead th {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--border-color);
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background-color: var(--card-hover);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.35em 0.65em;
    font-size: 0.75em;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: var(--radius-full);
    transition: var(--transition);
}

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

.badge-success {
    background: var(--gradient-success);
    color: white;
}

.badge-warning {
    background: var(--gradient-warning);
    color: #1a202c;
}

.badge-danger {
    background: var(--gradient-danger);
    color: white;
}

/* Effets de survol et animations */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg) !important;
}

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

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

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

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

/* Effet de verre (glassmorphisme) */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

/* Utilitaires */
.rounded-lg { border-radius: var(--radius-lg); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* Responsive */
@media (max-width: 768px) {
    html { font-size: 14px; }
    
    .container {
        padding-left: var(--space-md);
        padding-right: var(--space-md);
    }
    
    .card-body {
        padding: var(--space-md);
    }
}

/* Sticky Navigation */
.sticky-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.82);
  box-shadow: 0 4px 18px 0 rgba(31,33,36,0.08);
  backdrop-filter: blur(6px);
  transition: background 0.33s, box-shadow 0.33s;
}

/* Parallax Section (structure) */
.parallax-section {
  position: relative;
  background: transparent;
  overflow: hidden;
}
.parallax-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 120%;
  background: var(--bg-main);
  z-index: 0;
  will-change: transform;
}
.parallax-content {
  position: relative;
  z-index: 1;
}

/* Hover Effects */
a, .btn, .dashboard-card, .stats-card, .dashboard-widget {
  transition: box-shadow 0.22s, transform 0.19s, color 0.19s, background 0.23s;
}
a:hover, .btn:hover {
  color: var(--accent-blue);
  text-decoration: underline;
}
.dashboard-card:hover, .stats-card:hover, .dashboard-widget:hover {
  box-shadow: 0 16px 48px 0 var(--accent-purple);
  transform: translateY(-7px) scale(1.03);
}

/* Scroll Reveal Prep */
.scroll-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(.39,.575,.56,1.000), transform 0.8s cubic-bezier(.39,.575,.56,1.000);
}
.scroll-reveal.revealed {
  opacity: 1;
  transform: none;
}

/* Loading Animation */
.loader {
  border: 4px solid rgba(255,255,255,0.12);
  border-top: 4px solid var(--accent-blue);
  border-radius: 50%;
  width: 36px; height: 36px;
  animation: spin 1s linear infinite;
  margin: 2em auto;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

body.dark {
    background: linear-gradient(135deg, #232946 0%, #121629 100%);
    color: #f8fafc;
}
body.dark .card, body.dark .glass-card {
    background: rgba(30,34,54,0.92) !important;
    color: #f8fafc;
    border-color: rgba(80,80,180,0.16);
}
body.dark .navbar {
    background: rgba(30,34,54,0.96) !important;
    color: #f8fafc !important;
    box-shadow: 0 6px 32px rgba(30,34,54,0.25);
}
body.dark .dropdown-menu {
    background: rgba(30,34,54,0.97) !important;
    color: #f8fafc !important;
}
body.dark .table {
    background: rgba(30,34,54,0.98);
    color: #f8fafc;
}
body.dark .table-hover tbody tr:hover {
    background: linear-gradient(90deg, #232946 0%, #4e54c8 100%);
    color: #fff;
}
body.dark .table thead th {
    background: linear-gradient(90deg, #4e54c8 0%, #232946 100%);
    color: #fff;
}
body.dark .btn-primary, body.dark .btn-outline-primary:hover {
    background: linear-gradient(90deg, #8f94fb 0%, #4e54c8 100%);
    color: #fff;
}
body.dark .btn-outline-primary {
    border-color: #8f94fb;
    color: #8f94fb;
}
body.dark .badge {
    background: linear-gradient(90deg, #232946 0%, #8f94fb 100%);
    color: #fff;

}

::-webkit-scrollbar {
  width: 10px;
  background: #f1f3fa;
}
::-webkit-scrollbar-thumb {
  background: #b6c2e1;
  border-radius: 8px;
}

.fade-in {
  animation: fadeIn 0.8s cubic-bezier(.39,.575,.56,1.000) both;
}
@keyframes fadeIn {
  0% {opacity:0;transform:translateY(20px);}
  100%{opacity:1;transform:none;}
}

.slide-up {
  animation: slideUp 0.7s cubic-bezier(.39,.575,.56,1.000) both;
}
@keyframes slideUp {
  0% {opacity:0;transform:translateY(40px);}
  100%{opacity:1;transform:none;}
}

.card {
    border-radius: 1.4rem;
    box-shadow: 0 8px 32px 0 rgba(31,38,135,0.15);
    background: rgba(255,255,255,0.80);
    backdrop-filter: blur(4px) saturate(120%);
    border: 1px solid rgba(200,200,255,0.18);
    transition: box-shadow 0.35s, transform 0.25s, background 0.3s;
    overflow: hidden;
    cursor: grab;
}
.card:active {
    transform: scale(0.98) rotate(-1deg);
    box-shadow: 0 2px 8px rgba(80,80,180,0.05);
    cursor: grabbing;
}
.card:hover {
    box-shadow: 0 16px 40px 0 rgba(80,80,180,0.20);
    transform: translateY(-6px) scale(1.025);
    background: rgba(255,255,255,0.92);
}

/* Toast notifications - Modern Design */
.custom-toast {
  position: fixed;
  top: 2.5rem;
  right: 2.5rem;
  min-width: 270px;
  max-width: 340px;
  z-index: 9999;
  background: rgba(40,48,80,0.92);
  color: #fff;
  border-radius: 1.1rem;
  box-shadow: 0 8px 32px rgba(80,80,180,0.15);
  padding: 1.1em 2.6em 1.1em 1.7em;
  font-size: 1.09em;
  opacity: 0;
  transform: translateY(-40px) scale(0.97);
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 0.8em;
  transition: opacity 0.35s, transform 0.35s;
  margin-bottom: 1.1em;
}
.custom-toast.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}
.custom-toast.hide {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-40px) scale(0.97);
  transition: opacity 0.5s, transform 0.5s;
}
.custom-toast .custom-toast-icon {
  font-size: 1.25em;
  margin-right: 0.4em;
  display: flex;
  align-items: center;
}
.custom-toast .custom-toast-close {
  position: absolute;
  top: 0.6em;
  right: 1em;
  font-size: 1.2em;
  color: #fff;
  background: none;
  border: none;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
  z-index: 2;
}
.custom-toast .custom-toast-close:hover {
  opacity: 1;
}

/* Toast types */
.custom-toast-success {
  background: linear-gradient(90deg, #4ecca3 80%, #232946 100%);
  color: #fff;
}
.custom-toast-error {
  background: linear-gradient(90deg, #ff4e54 80%, #232946 100%);
  color: #fff;
}
.custom-toast-info {
  background: linear-gradient(90deg, #4e54c8 80%, #232946 100%);
  color: #fff;
}
.custom-toast-warning {
  background: linear-gradient(90deg, #ffd54e 80%, #232946 100%);
  color: #232946;
}

@media (max-width: 600px) {
  .custom-toast {
    top: 1.1rem;
    right: 0.5rem;
    min-width: 160px;
    max-width: 96vw;
    font-size: 0.97em;
    padding: 0.9em 2em 0.9em 1em;
  }
}

body.dark .custom-toast {
  background: rgba(30,34,54,0.97);
  color: #f8fafc;
}
body.dark .custom-toast-success {
  background: linear-gradient(90deg, #4ecca3 80%, #232946 100%);
  color: #fff;
}
body.dark .custom-toast-error {
  background: linear-gradient(90deg, #ff4e54 80%, #232946 100%);
  color: #fff;
}
body.dark .custom-toast-info {
  background: linear-gradient(90deg, #4e54c8 80%, #232946 100%);
  color: #fff;
}
body.dark .custom-toast-warning {
  background: linear-gradient(90deg, #ffd54e 80%, #232946 100%);
  color: #232946;
}

/* End Toast Modern Design */

/* Toast notifications */
.toast-anim {
  position: fixed;
  top: 2.5rem;
  right: 2.5rem;
  min-width: 260px;
  z-index: 9999;
  background: rgba(40,48,80,0.97);
  color: #fff;
  border-radius: 1rem;
  box-shadow: 0 8px 32px rgba(80,80,180,0.16);
  padding: 1.1em 2.2em 1.1em 1.5em;
  font-size: 1.09em;
  opacity: 0;
  transform: translateY(-40px) scale(0.95);
  pointer-events: none;
  animation: toastIn 0.7s cubic-bezier(.39,.575,.56,1.000) both;
}
@keyframes toastIn {
  0% {opacity:0;transform:translateY(-40px) scale(0.95);}
  60%{opacity:1;transform:translateY(10px) scale(1.04);}
  100%{opacity:1;transform:translateY(0) scale(1);}
}
.toast-anim.show {
  opacity: 1;
  pointer-events: auto;
}
.toast-anim.hide {
  opacity: 0;
  transition: opacity 0.5s;
}

/* Alertes stylées */
.alert {
    border-radius: 0.8rem;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
    font-size: 1.04rem;
    padding: 0.85rem 1.2rem;
    transition: opacity 0.4s, transform 0.3s;
}
.alert-success {
    border-left: 6px solid #4ecca3;
    background: linear-gradient(90deg, #e7fff3 70%, #f8fafc 100%);
}
.alert-danger {
    border-left: 6px solid #ff4e54;
    background: linear-gradient(90deg, #ffe7e7 70%, #f8fafc 100%);
}
.alert-warning {
    border-left: 6px solid #ffd54e;
    background: linear-gradient(90deg, #fffbe7 70%, #f8fafc 100%);
}

/* Badges */
.badge {
    font-size: 1.02em;
    padding: 0.6em 1.2em;
    border-radius: 1em;
    letter-spacing: 0.04em;
    box-shadow: 0 2px 8px rgba(80,150,255,0.06);
    background: linear-gradient(90deg, #4e54c8, #8f94fb 80%);
    color: #fff;
    animation: popBadge 0.5s;
}
@keyframes popBadge {
  0% {transform:scale(0.7);opacity:0.3;}
  60%{transform:scale(1.15);opacity:1;}
  100%{transform:scale(1);}
}
   

/* MODERN BUTTONS */
.btn, .btn-primary, .btn-outline-primary, .btn-success, .btn-danger, .btn-warning, .btn-info {
  border-radius: 0.9em;
  padding: 0.65em 1.4em;
  font-weight: 600;
  font-size: 1.08em;
  box-shadow: 0 4px 16px rgba(80,120,255,0.09);
  border: none;
  transition: background 0.25s, color 0.22s, box-shadow 0.22s, transform 0.18s;
  background: linear-gradient(90deg, #8f94fb 0%, #4e54c8 100%);
  color: #fff;
}
.btn:hover, .btn:focus {
  background: linear-gradient(90deg, #4e54c8 0%, #8f94fb 100%);
  color: #fff;
  box-shadow: 0 8px 32px rgba(80,120,255,0.15);
  transform: translateY(-2px) scale(1.04);
}
.btn:active {
  transform: scale(0.98);
}
body.dark .btn, body.dark .btn-primary {
  background: linear-gradient(90deg, #232946 0%, #4e54c8 100%);
  color: #fff;
}

/* MODERN FORM CONTROLS */
.form-control, .form-select {
  border-radius: 0.7em;
  border: 1.5px solid #e0e7ef;
  background: rgba(255,255,255,0.82);
  box-shadow: 0 2px 8px rgba(80,120,255,0.06);
  transition: border 0.22s, box-shadow 0.22s, background 0.22s;
  font-size: 1.09em;
}
.form-control:focus, .form-select:focus {
  border-color: #8f94fb;
  background: #f8fafc;
  box-shadow: 0 4px 24px rgba(80,120,255,0.11);
}
body.dark .form-control, body.dark .form-select {
  background: rgba(30,34,54,0.92);
  color: #f8fafc;
  border-color: #232946;
}
body.dark .form-control:focus, body.dark .form-select:focus {
  background: #232946;
  border-color: #4e54c8;
}

/* INPUT GROUP MODERN */
.input-group {
  border-radius: 0.7em;
  background: rgba(255,255,255,0.85);
  box-shadow: 0 2px 8px rgba(80,120,255,0.07);
  padding: 0.35em 0.6em;
  gap: 0.4em;
}
body.dark .input-group {
  background: rgba(30,34,54,0.93);
}

/* MODERN ALERTS */
.alert {
  border-radius: 0.9em;
  padding: 1.1em 1.5em;
  font-size: 1.09em;
  box-shadow: 0 2px 12px rgba(80,120,255,0.07);
  border: none;
  background: linear-gradient(90deg, #f8fafc 0%, #e0e7ef 100%);
  color: #232946;
}
.alert-success { background: linear-gradient(90deg, #e0ffe0 0%, #b8ffb8 100%); color: #227d4e; }
.alert-danger { background: linear-gradient(90deg, #ffe0e0 0%, #ffb8b8 100%); color: #c82333; }
.alert-warning { background: linear-gradient(90deg, #fffbe0 0%, #fff3b8 100%); color: #856404; }
.alert-info { background: linear-gradient(90deg, #e0f7ff 0%, #b8eaff 100%); color: #0c5460; }
body.dark .alert { background: linear-gradient(90deg, #232946 0%, #232946 100%); color: #f8fafc; }
body.dark .alert-success { background: linear-gradient(90deg, #233946 0%, #227d4e 100%); color: #b8ffb8; }
body.dark .alert-danger { background: linear-gradient(90deg, #462323 0%, #c82333 100%); color: #ffb8b8; }
body.dark .alert-warning { background: linear-gradient(90deg, #463923 0%, #856404 100%); color: #fff3b8; }
body.dark .alert-info { background: linear-gradient(90deg, #233946 0%, #0c5460 100%); color: #b8eaff; }

/* Tableaux responsive */
.table-responsive {
    border-radius: 1rem;
    overflow: auto;
    box-shadow: 0 2px 12px rgba(0,0,0,0.03);
}
.table {
    border-radius: 1.1rem;
    overflow: hidden;
    background: rgba(255,255,255,0.98);
    box-shadow: 0 2px 16px rgba(80,150,255,0.05);
    animation: fadeIn 0.8s cubic-bezier(.39,.575,.56,1.000) both;
}
.table th, .table td {
    vertical-align: middle;
    font-size: 1.09em;
    transition: background 0.2s, color 0.2s;
}
.table-hover tbody tr:hover {
    background: linear-gradient(90deg, #e0e7ef 0%, #f8fafc 100%);
    color: #4e54c8;
}
.table thead th {
    background: linear-gradient(90deg, #4e54c8 0%, #8f94fb 100%);
    color: #fff;
    border: none;
    font-weight: 600;
    letter-spacing: 0.04em;

    border-radius: 0.7rem;
    overflow: hidden;
    background: #fff;
}
.table th, .table td {
    vertical-align: middle;
    font-size: 1.03em;
}
@media (max-width: 768px) {
    .table th, .table td {
        font-size: 0.97em;
        padding: 0.5em 0.3em;
    }
    .card, .alert {
        font-size: 0.97em;
    }
}

/* DASHBOARD MODERN DESIGN */
.dashboard-header {
  font-size: 2.1em;
  font-weight: 700;
  color: #232946;
  margin-bottom: 1.2em;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 0.65em;
}
.dashboard-header i {
  font-size: 1.1em;
  color: #4e54c8;
}
.dashboard-section-title {
  font-size: 1.18em;
  font-weight: 600;
  color: #4e54c8;
  margin-bottom: 0.6em;
  letter-spacing: 0.03em;
  border-left: 4px solid #8f94fb;
  padding-left: 0.7em;
  background: linear-gradient(90deg, #f8fafc 70%, #e0e7ef 100%);
  border-radius: 0.5em;
}
.dashboard-card, .stats-card, .dashboard-widget {
  background: rgba(255,255,255,0.82);
  border-radius: 1.3em;
  box-shadow: 0 8px 32px 0 rgba(31,38,135,0.18);
  backdrop-filter: blur(8px) saturate(120%);
  border: 1px solid rgba(200,200,255,0.16);
  padding: 1.5em 1.2em;
  margin-bottom: 1.5em;
  transition: box-shadow 0.28s, transform 0.2s, background 0.3s;
}
.dashboard-card:hover, .stats-card:hover, .dashboard-widget:hover {
  box-shadow: 0 16px 40px 0 rgba(80,80,180,0.17);
  transform: translateY(-5px) scale(1.01);
}
.dashboard-stats {
  display: flex;
  gap: 1.2em;
  flex-wrap: wrap;
}
.stats-card {
  flex: 1 1 180px;
  min-width: 160px;
  max-width: 260px;
  text-align: center;
  padding: 1.5em 1em;
  background: linear-gradient(135deg, #f8fafc 0%, #e0e7ef 100%);
}
.stats-card .stats-title {
  font-size: 1em;
  color: #4e54c8;
  font-weight: 600;
  margin-bottom: 0.5em;
}
.stats-card .stats-value {
  font-size: 2.1em;
  font-weight: 700;
  color: #232946;
  margin-bottom: 0.2em;
}
.stats-card .stats-icon {
  font-size: 1.7em;
  color: #8f94fb;
  margin-bottom: 0.3em;
}
@media (max-width: 900px) {
  .dashboard-stats {
    flex-direction: column;
    gap: 0.8em;
  }
  .dashboard-header {
    font-size: 1.5em;
  }
}
body.dark .dashboard-card, body.dark .stats-card, body.dark .dashboard-widget {
  background: rgba(30,34,54,0.88);
  color: #f8fafc;
  border-color: rgba(80,80,180,0.20);
}
body.dark .dashboard-section-title {
  background: linear-gradient(90deg, #232946 70%, #232946 100%);
  color: #8f94fb;
  border-left: 4px solid #4e54c8;
}
body.dark .stats-card .stats-title {
  color: #8f94fb;
}
body.dark .stats-card .stats-value {
  color: #f8fafc;
}

/* Formulaires */
.form-control, .form-select {
    border-radius: 0.6em;
    box-shadow: 0 1px 4px rgba(0,0,0,0.03);
    transition: border-color 0.2s;
}
.form-control:focus, .form-select:focus {
    border-color: #4e54c8;
    box-shadow: 0 0 0 2px #8f94fb33;
}

/* Tooltips Bootstrap */
[data-bs-toggle="tooltip"] {
    cursor: pointer;
}


.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}
.btn-primary, .btn {
    transition: background 0.3s, box-shadow 0.3s, transform 0.18s;
    box-shadow: 0 2px 10px rgba(80,80,180,0.10);
    font-weight: 600;
    letter-spacing: 0.02em;
    user-select: none;
}
.btn:active {
    transform: scale(0.96);
}
.btn-primary {
    background: linear-gradient(90deg, #4e54c8 0%, #8f94fb 100%);
    border: none;
}
.btn-primary:hover, .btn-primary:focus {
    background: linear-gradient(90deg, #8f94fb 0%, #4e54c8 100%);
    box-shadow: 0 4px 18px 0 rgba(80,80,180,0.18);
    transform: scale(1.05);
}
.btn-outline-primary {
    color: #4e54c8;
    border: 2px solid #4e54c8;
    background: transparent;
    font-weight: 600;
    transition: background 0.3s, color 0.3s, box-shadow 0.3s;
}
.btn-outline-primary:hover, .btn-outline-primary:focus {
    background: linear-gradient(90deg, #8f94fb 0%, #4e54c8 100%);
    color: #fff;
    box-shadow: 0 4px 18px 0 rgba(80,80,180,0.12);
    border-color: #4e54c8;
}


.btn-outline-primary:hover, .btn-outline-primary:focus {
    background: linear-gradient(90deg, #8f94fb 0%, #4e54c8 100%);
    color: #fff;
    box-shadow: 0 4px 18px 0 rgba(80,80,180,0.12);
    border-color: #4e54c8;
}
 
.btn-primary:hover {
    background: linear-gradient(90deg, #8f94fb 0%, #4e54c8 100%);
}
.navbar {
    border-radius: 0 0 1.2rem 1.2rem;
    box-shadow: 0 6px 24px rgba(80,80,180,0.09);
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(8px) saturate(120%);
    animation: slideUp 0.8s cubic-bezier(.39,.575,.56,1.000) both;
    transition: background 0.4s, box-shadow 0.4s;
}
.navbar .dropdown-menu {
    border-radius: 1rem;
    box-shadow: 0 8px 32px rgba(80,80,180,0.12);
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(8px) saturate(120%);
    animation: fadeIn 0.5s;
    border: 1px solid rgba(120,120,255,0.10);
    transition: background 0.4s, box-shadow 0.4s;
}
.navbar .dropdown-menu .dropdown-item:active {
    background: linear-gradient(90deg,#4e54c8 0%,#8f94fb 100%);
    color: #fff;
}

.navbar .nav-link, .navbar-brand {
    font-weight: 600;
    letter-spacing: 0.02em;
    color: #232946 !important;
    transition: color 0.22s;
}
.navbar .nav-link:hover, .navbar .nav-link.active {
    color: #4e54c8 !important;
    text-shadow: 0 2px 8px #8f94fb33;
}
.navbar .fa {
    margin-right: 0.5em;
    color: #4e54c8;
    transition: color 0.22s;
}
.navbar .nav-link .fa {
    margin-right: 0.4em;
}
.avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 2px 8px rgba(80,80,180,0.09);
    border: 2px solid #fff;
    margin-right: 0.5em;
    background: #e0e7ef;
    display: inline-block;
}