:root {
  /* Nouvelle palette de couleurs médicales */
  --primary-color: #06668C;         /* Bleu foncé médical */
  --primary-light: #427AA1;         /* Bleu plus clair */
  --primary-dark: #054A6B;          /* Bleu plus sombre */
  --secondary-color: #EBF2FA;       /* Fond très clair */
  --accent-color: #679436;          /* Vert médical */
  --accent-light: #A4BD01;          /* Vert clair */
  --accent-dark: #4A7D1B;           /* Vert foncé */

  /* Couleurs de texte */
  --text-color: #2D3748;            /* Texte principal foncé */
  --text-light: #FFFFFF;            /* Texte sur fond sombre */
  --text-muted: #4A5568;            /* Texte secondaire */

  /* Couleurs sémantiques */
  --success-color: #38A169;         /* Vert */
  --warning-color: #DD6B20;         /* Orange */
  --danger-color: #E53E3E;          /* Rouge */
  --info-color: #3182CE;            /* Bleu info */

  /* Échelle de gris adaptée */
  --gray-50: #F7FAFC;
  --gray-100: #EDF2F7;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E0;
  --gray-400: #A0AEC0;
  --gray-500: #718096;
  --gray-600: #4A5568;
  --gray-700: #2D3748;
  --gray-800: #1A202C;
  --gray-900: #171923;

  /* Ombres */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Variables de mise en page */
  --sidebar-width: 280px;
  --header-height: 70px;
  --content-padding: 2rem;
  --transition: all 0.3s ease;
  --border-radius: 0.5rem;
  --border-radius-lg: 1rem;
  --border-radius-sm: 0.25rem;
}

/* Base - Police adaptée au médical */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&family=Open+Sans:wght@400;600;700&display=swap');

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: 'Open Sans', 'Roboto', sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--secondary-color);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Amélioration de la lisibilité pour les patients */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Roboto', sans-serif;
  font-weight: 600;
  color: var(--primary-color);
  line-height: 1.3;
}

p, li, a {
  font-size: 1.05rem;
  line-height: 1.7;
}

.lifecare-theme {
  overflow-x: hidden;
}

.page-wrapper {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

/* Sidebar médical */
.sidebar {
  position: fixed;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--primary-color);
  color: var(--text-light);
  z-index: 1000;
  box-shadow: var(--shadow);
  overflow-y: auto;
  transition: var(--transition);
}

.sidebar-header {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background-color: var(--primary-dark);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text-light);
}

.logo-text {
  font-weight: 700;
  font-size: 1.5rem;
  margin-left: 0.5rem;
  background: linear-gradient(90deg, var(--text-light), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 1.25rem;
  cursor: pointer;
}

.user-profile {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.user-avatar {
  margin-right: 1rem;
}

.avatar-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: var(--accent-color);
  color: var(--text-light);
  border-radius: 50%;
  font-weight: 600;
  font-size: 1.1rem;
}

.user-info {
  flex: 1;
}

.user-name {
  margin: 0;
  font-weight: 600;
  font-size: 1rem;
}

.user-role {
  font-size: 0.85rem;
  opacity: 0.9;
}

.sidebar-nav {
  padding: 1.5rem 0;
}

.sidebar-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-header {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.7;
  padding: 0.75rem 1.5rem;
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.7);
}

.menu-item {
  margin-bottom: 0.25rem;
}

.menu-link {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  transition: var(--transition);
  border-left: 3px solid transparent;
  font-size: 0.95rem;
}

.menu-link:hover {
  background-color: rgba(255, 255, 255, 0.15);
  color: white;
  border-left-color: var(--accent-light);
}

.menu-link.active {
  background-color: rgba(255, 255, 255, 0.25);
  color: white;
  border-left-color: var(--accent-light);
  font-weight: 600;
}

.menu-icon {
  margin-right: 0.75rem;
  width: 20px;
  text-align: center;
  font-size: 1.1rem;
  color: var(--accent-light);
}

/* Main Content */
.main-content {
  flex: 1;
  transition: var(--transition);
  background-color: var(--secondary-color);
}

.main-content.with-sidebar {
  margin-left: var(--sidebar-width);
}

/* Header médical */
.header {
  position: sticky;
  top: 0;
  background-color: var(--primary-color);
  box-shadow: var(--shadow-sm);
  z-index: 900;
  padding: 0 2rem;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: white;
}

.header-left {
  display: flex;
  align-items: center;
}

.sidebar-toggle-btn {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: white;
  cursor: pointer;
  margin-right: 1rem;
  display: none;
}

.header-logo {
  display: none;
  align-items: center;
  text-decoration: none;
  color: white;
}

.header-right {
  display: flex;
  align-items: center;
}

.header-nav {
  display: flex;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
}

.header-nav .nav-item {
  margin-left: 1.5rem;
}

.header-nav .nav-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  font-size: 0.95rem;
}

.header-nav .nav-link:hover,
.header-nav .nav-link.active {
  color: white;
  text-decoration: underline;
}

.header-actions {
  display: flex;
  align-items: center;
}

.header-date {
  display: flex;
  align-items: center;
  color: white;
  font-size: 0.9rem;
  margin-right: 1rem;
}

.header-date i {
  margin-right: 0.5rem;
  color: var(--accent-light);
}

/* Flash Messages */
.flash-messages {
  padding: 0 var(--content-padding);
  margin-top: 1rem;
}

/* Page Content */
.page-content {
  padding: var(--content-padding);
  min-height: calc(100vh - var(--header-height));
  background-color: white;
  margin: 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

/* Footer médical */
.footer {
  padding: 1.5rem 2rem;
  background-color: var(--primary-dark);
  color: white;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.social-links {
  display: flex;
  align-items: center;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
  text-decoration: none;
  transition: var(--transition);
  margin-left: 0.75rem;
}

.social-link:hover {
  background-color: var(--accent-light);
  color: var(--primary-dark);
  transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 1199.98px) {
  :root {
    --sidebar-width: 240px;
    --content-padding: 1.5rem;
  }
}

@media (max-width: 991.98px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .main-content.with-sidebar {
    margin-left: 0;
  }

  .sidebar-toggle-btn {
    display: block;
  }

  .header-logo {
    display: flex;
  }
}

@media (max-width: 767.98px) {
  :root {
    --content-padding: 1.25rem;
    --header-height: 60px;
  }

  .header {
    padding: 0 1.25rem;
  }

  .header-nav .nav-item {
    margin-left: 1rem;
  }

  .page-content {
    margin: 0.5rem;
    padding: 1rem;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .social-links {
    margin-top: 1rem;
    justify-content: center;
  }
}

@media (max-width: 575.98px) {
  :root {
    --content-padding: 1rem;
  }

  .header-nav {
    display: none;
  }

  .header-date {
    margin-right: 0;
    font-size: 0.8rem;
  }
}

/* -----------------------------------------------------
   Composants Médicaux
   ----------------------------------------------------- */

/* Titres & Typographie */
h1 {
  font-size: 2.25rem;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--primary-dark);
}

h2 {
  font-size: 1.875rem;
  line-height: 1.3;
  color: var(--primary-color);
}

h3 {
  font-size: 1.5rem;
  line-height: 1.4;
}

h4 {
  font-size: 1.25rem;
  line-height: 1.5;
}

.text-primary {
  color: var(--primary-color) !important;
}

.text-accent {
  color: var(--accent-color) !important;
}

.text-muted {
  color: var(--text-muted) !important;
}

.text-success {
  color: var(--success-color) !important;
}

.text-warning {
  color: var(--warning-color) !important;
}

.text-danger {
  color: var(--danger-color) !important;
}

/* Sections Médicales */
.section {
  padding: 1.5rem 0;
  margin-bottom: 2rem;
}

.section-title {
  position: relative;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  display: flex;
  align-items: center;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
  border-radius: 3px;
}

.section-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(to right, var(--primary-light), var(--primary-color));
  color: white;
  border-radius: 50%;
  margin-right: 0.75rem;
  font-size: 1rem;
}

/* Tableaux Médicaux */
.medical-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  background-color: white;
  margin-bottom: 1.5rem;
}

.medical-table thead th {
  background: linear-gradient(to right, var(--primary-light) 0%, var(--primary-color) 100%);
  color: white;
  font-weight: 600;
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: 1rem;
  letter-spacing: 0.5px;
  border: none;
}

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

.medical-table tbody tr:nth-child(even) {
  background-color: var(--secondary-color);
}

.medical-table tbody tr:hover {
  background-color: rgba(6, 102, 140, 0.08);
}

.medical-table tbody td {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--gray-200);
  color: var(--gray-700);
  font-size: 0.95rem;
}

.medical-table .status-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
}

.medical-table .actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 2rem 0;
}

.pagination .page-item {
  margin: 0 0.25rem;
}

.pagination .page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: white;
  color: var(--text-color);
  font-weight: 500;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  text-decoration: none;
}

.pagination .page-item.active .page-link,
.pagination .page-link:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

/* Stats Cards Médicales */
.stat-card {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
  transition: var(--transition);
  border-top: 4px solid var(--primary-color);
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(45deg, var(--primary-color), var(--primary-light));
  color: white;
  font-size: 1.5rem;
  margin-right: 1.25rem;
  flex-shrink: 0;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 0.25rem;
  line-height: 1;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0;
}

/* Badges Médicaux */
.medical-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1;
}

.medical-badge-primary {
  background-color: rgba(6, 102, 140, 0.1);
  color: var(--primary-color);
}

.medical-badge-accent {
  background-color: rgba(103, 148, 54, 0.1);
  color: var(--accent-color);
}

.medical-badge-success {
  background-color: rgba(56, 161, 105, 0.1);
  color: var(--success-color);
}

.medical-badge-warning {
  background-color: rgba(221, 107, 32, 0.1);
  color: var(--warning-color);
}

.medical-badge-danger {
  background-color: rgba(229, 62, 62, 0.1);
  color: var(--danger-color);
}

/* Alertes Médicales */
.alert {
  border-radius: var(--border-radius);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  border: none;
  display: flex;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.alert-primary {
  background-color: rgba(6, 102, 140, 0.1);
  color: var(--primary-dark);
  border-left: 4px solid var(--primary-color);
}

.alert-success {
  background-color: rgba(56, 161, 105, 0.1);
  color: #22543d;
  border-left: 4px solid var(--success-color);
}

.alert-warning {
  background-color: rgba(221, 107, 32, 0.1);
  color: #7b341e;
  border-left: 4px solid var(--warning-color);
}

.alert-danger {
  background-color: rgba(229, 62, 62, 0.1);
  color: #9b2c2c;
  border-left: 4px solid var(--danger-color);
}

/* Cartes de Rendez-vous */
.appointment-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
  transition: var(--transition);
  border-left: 4px solid var(--primary-color);
}

.appointment-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.appointment-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  border-bottom: 1px solid var(--gray-200);
  background-color: var(--secondary-color);
}

.appointment-date {
  display: flex;
  align-items: center;
  font-weight: 600;
  color: var(--gray-700);
  font-size: 1rem;
}

.appointment-date i {
  color: var(--primary-color);
  margin-right: 0.75rem;
}

.appointment-status {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
}

.status-confirmed {
  background-color: rgba(56, 161, 105, 0.1);
  color: var(--success-color);
}

.status-pending {
  background-color: rgba(221, 107, 32, 0.1);
  color: var(--warning-color);
}

.status-cancelled {
  background-color: rgba(229, 62, 62, 0.1);
  color: var(--danger-color);
}

.appointment-body {
  padding: 1.5rem;
}

.appointment-doctor {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.doctor-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--gray-100);
  margin-right: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 1.5rem;
}

.doctor-info {
  flex: 1;
}

.doctor-name {
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 0.25rem;
}

.doctor-specialty {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.appointment-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1rem;
}

/* Boutons Médicaux */
.btn {
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  font-weight: 600;
  padding: 0.65rem 1.5rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  border: none;
  font-family: 'Roboto', sans-serif;
}

.btn-primary {
  background: linear-gradient(45deg, var(--primary-color), var(--primary-light));
  color: var(--text-light);
}

.btn-primary:hover {
  background: linear-gradient(45deg, var(--primary-dark), var(--primary-color));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(6, 102, 140, 0.3);
}

.btn-accent {
  background: linear-gradient(45deg, var(--accent-color), var(--accent-light));
  color: white;
}

.btn-accent:hover {
  background: linear-gradient(45deg, var(--accent-dark), var(--accent-color));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(103, 148, 54, 0.3);
}

.btn-outline-primary {
  background-color: transparent;
  box-shadow: inset 0 0 0 2px var(--primary-color);
  color: var(--primary-color);
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: var(--text-light);
}

/* Formulaires Médicaux */
.form-control {
  border-radius: var(--border-radius);
  border: 1px solid var(--gray-300);
  padding: 0.75rem 1.15rem;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.form-control:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(6, 102, 140, 0.15);
}

.form-label {
  font-weight: 600;
  margin-bottom: 0.65rem;
  color: var(--gray-700);
  font-size: 0.95rem;
  display: block;
}

/* Graphiques Médicaux */
.chart-container {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}

.chart-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin: 0 0 1.25rem 0;
}

/* Hero Section Médicale */
.hero {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
  color: var(--text-light);
  padding: 5rem 0;
  margin-bottom: 3rem;
  border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
}

.hero h1 {
  font-weight: 800;
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: white;
}

.hero h1 span {
  color: var(--accent-light);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2.5rem;
  max-width: 600px;
  opacity: 0.9;
}

/* Cartes d'Informations Médicales */
.info-card {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.info-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.info-card-title {
  display: flex;
  align-items: center;
  margin-bottom: 1.25rem;
  color: var(--primary-color);
}

.info-card-title i {
  margin-right: 0.75rem;
  color: var(--accent-color);
}

/* Indicateurs de Santé */
.health-indicator {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
}

.indicator-label {
  width: 120px;
  font-weight: 600;
  color: var(--gray-700);
}

.indicator-value {
  font-weight: 700;
  color: var(--primary-color);
}

.indicator-bar {
  flex: 1;
  height: 8px;
  background-color: var(--gray-200);
  border-radius: 4px;
  margin: 0 1rem;
  overflow: hidden;
}

.indicator-progress {
  height: 100%;
  background: linear-gradient(to right, var(--accent-light), var(--accent-color));
  border-radius: 4px;
}

/* Responsive spécifique pour les composants */
@media (max-width: 767.98px) {
  .stat-card {
    flex-direction: column;
    text-align: center;
  }

  .stat-icon {
    margin-right: 0;
    margin-bottom: 1rem;
  }

  .appointment-card {
    margin-bottom: 1rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }
}

@media (max-width: 575.98px) {
  .appointment-actions {
    flex-direction: column;
    gap: 0.5rem;
  }

  .btn {
    width: 100%;
    margin-bottom: 0.5rem;
  }

  .medical-table {
    display: block;
    overflow-x: auto;
  }
}