/* Variables CSS pour la cohérence du design */
:root {
  /* Palette de couleurs */
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
  --secondary-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  --accent-orange: #f97316;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --dark-bg: #0f172a;
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.8);
  --text-muted: rgba(255, 255, 255, 0.6);

  /* Typographie */
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;

  /* Espacements */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Rayons de bordure */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;

  /* Ombres */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

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

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Arrière-plan animé avec formes géométriques */
.animated-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
  overflow: hidden;
}

.floating-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
  animation: float 20s infinite linear;
}

.shape-1 {
  width: 100px;
  height: 100px;
  background: var(--primary-gradient);
  top: 20%;
  left: 10%;
  animation-delay: 0s;
  animation-duration: 25s;
}

.shape-2 {
  width: 150px;
  height: 150px;
  background: var(--secondary-gradient);
  top: 60%;
  right: 15%;
  animation-delay: -5s;
  animation-duration: 30s;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
}

.shape-3 {
  width: 80px;
  height: 80px;
  background: linear-gradient(45deg, var(--accent-orange), var(--accent-green));
  top: 80%;
  left: 20%;
  animation-delay: -10s;
  animation-duration: 20s;
  border-radius: 0;
  transform: rotate(45deg);
}

.shape-4 {
  width: 120px;
  height: 120px;
  background: var(--primary-gradient);
  top: 10%;
  right: 30%;
  animation-delay: -15s;
  animation-duration: 35s;
  border-radius: 20% 80% 20% 80% / 80% 20% 80% 20%;
}

.shape-5 {
  width: 200px;
  height: 200px;
  background: var(--secondary-gradient);
  top: 40%;
  left: 50%;
  animation-delay: -20s;
  animation-duration: 40s;
  opacity: 0.3;
}

@keyframes float {
  0% {
    transform: translateY(0px) rotate(0deg);
    opacity: 0.3;
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
    opacity: 0.6;
  }
  100% {
    transform: translateY(0px) rotate(360deg);
    opacity: 0.3;
  }
}

/* Effet glassmorphism */
.glass-card,
.glass-header,
.glass-footer {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl), 0 0 40px rgba(99, 102, 241, 0.1);
}

/* Classes utilitaires */
.hidden {
  display: none !important;
}

/* Page de connexion */
.login-page {
  overflow-y: auto;

  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--spacing-lg);
}

.login-container {
  max-height: 100vh;
  margin-top: 20vh;
  margin-bottom: 10vh;
  /* overflow-y: auto; */
  width: 100%;
  max-width: 450px;
  text-align: center;
  padding-bottom: 2rem;
}

/* Logo de connexion */
.login-logo {
  margin-bottom: var(--spacing-2xl);
  animation: fadeInDown 0.8s ease-out;
}

.logo-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
  animation: glow 2s ease-in-out infinite alternate;
}

.logo-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  font-weight: 300;
}

@keyframes glow {
  from {
    filter: drop-shadow(0 0 5px rgba(99, 102, 241, 0.3));
  }
  to {
    filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.6));
  }
}

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

/* Cartes d'authentification */
/* Dans styles.css */

.auth-card {
  /* Déjà présent : padding, animation, etc. */
  width: 100%; /* Prend toute la largeur du conteneur parent */
  max-width: 450px; /* Empêche le formulaire d'être trop large sur grand écran */
  min-height: 500px; /* Hauteur minimale pour un bon affichage */
  display: flex;
  flex-direction: column;
  justify-content: center; /* Centre le contenu verticalement */
  transition: all 0.3s ease-out; /* Transition douce pour les changements */
}

/* Pour les écrans plus petits (mobiles) */
@media (max-width: 480px) {
  .auth-card {
    padding: var(--spacing-lg); /* Réduire le padding sur mobile */
    min-height: auto; /* Laisser la hauteur s'adapter au contenu */
  }

  .auth-title {
    font-size: var(--font-size-xl);
  }
}

.auth-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), 0 0 50px rgba(99, 102, 241, 0.15);
}

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

/* En-tête d'authentification */
.auth-header {
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.auth-title {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.auth-subtitle {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  font-weight: 300;
}

/* Formulaires d'authentification */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-group {
  text-align: left;
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.form-input {
  width: 100%;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  transition: var(--transition-normal);
}

.form-input:focus {
  outline: none;
  border-color: #6366f1;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1),
    0 0 20px rgba(99, 102, 241, 0.2);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:invalid {
  border-color: var(--accent-red);
}

.form-input:valid {
  border-color: var(--accent-green);
}

/* Conteneur de mot de passe avec bouton toggle */
.password-input-container {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.password-toggle:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
}

.toggle-icon {
  font-size: var(--font-size-lg);
}

/* Indicateur de force du mot de passe */
.password-strength {
  margin-top: var(--spacing-sm);
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
  transition: var(--transition-normal);
}

.password-strength::before {
  content: "";
  display: block;
  height: 100%;
  width: 0%;
  background: var(--accent-red);
  transition: var(--transition-normal);
}

.password-strength.weak::before {
  width: 25%;
  background: var(--accent-red);
}

.password-strength.fair::before {
  width: 50%;
  background: var(--accent-orange);
}

.password-strength.good::before {
  width: 75%;
  background: #eab308;
}

.password-strength.strong::before {
  width: 100%;
  background: var(--accent-green);
}

/* Validation des formulaires */
.form-validation {
  margin-top: var(--spacing-sm);
  font-size: var(--font-size-xs);
  min-height: 1.2rem;
  transition: var(--transition-fast);
}

.form-validation.success {
  color: var(--accent-green);
}

.form-validation.error {
  color: var(--accent-red);
}

.form-validation.warning {
  color: var(--accent-orange);
}

/* Boutons d'authentification */
.auth-btn {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.login-btn {
  background: var(--primary-gradient);
  box-shadow: var(--shadow-lg);
}

.register-btn {
  background: var(--secondary-gradient);
  box-shadow: var(--shadow-lg);
}

.auth-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

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

.auth-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-text {
  font-weight: 600;
}

.btn-icon {
  font-size: var(--font-size-lg);
}

/* Pied de page d'authentification */
.auth-footer {
  margin-top: var(--spacing-lg);
  text-align: center;
}

.auth-switch {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.switch-btn {
  background: none;
  border: none;
  color: #6366f1;
  cursor: pointer;
  font-weight: 600;
  text-decoration: underline;
  transition: var(--transition-fast);
}

.switch-btn:hover {
  color: #ec4899;
}

/* Menu utilisateur dans la navigation */
.user-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.user-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.user-info:hover {
  background: rgba(255, 255, 255, 0.15);
}

.user-avatar {
  font-size: var(--font-size-xl);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-gradient);
  border-radius: 50%;
}

.user-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
}

.logout-btn {
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  color: #fca5a5;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: var(--transition-fast);
  font-size: var(--font-size-sm);
}

.logout-btn:hover {
  background: rgba(239, 68, 68, 0.3);
  border-color: rgba(239, 68, 68, 0.5);
  color: #fecaca;
}

.logout-icon {
  font-size: var(--font-size-base);
}

.logout-text {
  font-weight: 500;
}

/* Header */
.glass-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  transition: var(--transition-normal);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo h1 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-xs);
}

.logo-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  display: block;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--primary-gradient);
  border-radius: 1px;
}

/* Main content */
.main-content {
  margin-top: 100px;
  padding: var(--spacing-2xl) 0;
}

/* Section héro */
.hero-section {
  padding: var(--spacing-2xl) 0;
  text-align: center;
}

.hero-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
}

/* Sélecteur d'humeur circulaire */
.mood-selector-container {
  position: relative;
  margin: var(--spacing-2xl) 0;
}

.mood-circle {
  position: relative;
  width: 400px;
  height: 400px;
  margin: 0 auto;
}

.mood-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 120px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 2px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  transition: var(--transition-normal);
}

.selected-mood-emoji {
  font-size: 3rem;
  margin-bottom: var(--spacing-xs);
  animation: pulse 2s infinite;
}

.selected-mood-text {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

.mood-option {
  position: absolute;
  width: 80px;
  height: 80px;
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-normal);
  transform-origin: center;
}

.mood-option:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
  background: rgba(255, 255, 255, 0.15);
}

.mood-option.active {
  background: var(--primary-gradient);
  box-shadow: var(--shadow-glow);
  transform: scale(1.1);
}

.mood-emoji {
  font-size: 2rem;
  margin-bottom: var(--spacing-xs);
}

.mood-label {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--text-primary);
  text-align: center;
}

/* Positionnement des options d'humeur en cercle */
.mood-option:nth-child(2) {
  /* very-sad */
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.mood-option:nth-child(3) {
  /* sad */
  top: 15%;
  right: 15%;
}

.mood-option:nth-child(4) {
  /* neutral */
  top: 50%;
  right: 0;
  transform: translateY(-50%);
}

.mood-option:nth-child(5) {
  /* good */
  bottom: 15%;
  right: 15%;
}

.mood-option:nth-child(6) {
  /* happy */
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.mood-option:nth-child(7) {
  /* very-happy */
  bottom: 15%;
  left: 15%;
}

.mood-option:nth-child(8) {
  /* ecstatic */
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}

/* Particules d'animation */
.mood-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

/* Zone de notes rapides */
.quick-notes-container {
  margin: var(--spacing-2xl) 0;
  padding: var(--spacing-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.notes-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.mood-note-input {
  width: 100%;
  min-height: 100px;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  resize: vertical;
  transition: var(--transition-fast);
}

.mood-note-input:focus {
  outline: none;
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.mood-note-input::placeholder {
  color: var(--text-muted);
}

.notes-counter {
  text-align: right;
  margin-top: var(--spacing-sm);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* Bouton de sauvegarde */
.save-mood-btn {
  background: var(--primary-gradient);
  border: none;
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-xl) auto 0;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-lg);
}

.save-mood-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

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

/* Sections */
.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.dashboard-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.stat-card {
  padding: var(--spacing-lg);
  transition: var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl), 0 0 30px rgba(99, 102, 241, 0.2);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.card-icon {
  font-size: var(--font-size-xl);
}

.card-content {
  text-align: center;
}

.current-mood-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.current-emoji {
  font-size: 3rem;
}

.current-label {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.last-update {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-sm);
}

.streak-number,
.total-number {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--spacing-xs);
}

.big-number {
  font-size: 3rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.streak-unit,
.total-unit {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

.streak-description,
.total-description {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-sm);
}

.average-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.average-emoji {
  font-size: 2rem;
}

.average-score {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.average-max {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
}

.trend-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.trend-arrow {
  font-size: var(--font-size-lg);
}

.trend-text {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

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

.history-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.mood-chart-container,
.mood-calendar-container {
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-lg);
}

/* ...existing code... */
.mood-calendar-container {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 1.5rem;
}

@media (max-width: 900px) {
  .mood-calendar-container {
    max-width: 100%;
    padding: 1rem;
  }
}

@media (max-width: 600px) {
  .mood-calendar-container {
    padding: 0.5rem;
    min-width: 0;
  }
  .calendar-header,
  .calendar-content {
    flex-direction: column;
    align-items: stretch;
  }
  .calendar-grid {
    grid-template-columns: repeat(7, 1fr);
    font-size: 0.85rem;
  }
  .calendar-legend {
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.85rem;
  }
}
/* ...existing code... */

.chart-header,
.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.chart-title,
.calendar-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
}

.chart-controls {
  display: flex;
  gap: var(--spacing-sm);
}

.chart-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.chart-btn:hover,
.chart-btn.active {
  background: var(--primary-gradient);
  color: white;
}

.chart-content {
  text-align: center;
}

#mood-wave-chart {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

/* Calendrier */
.calendar-navigation {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.calendar-nav-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.calendar-nav-btn:hover {
  background: var(--primary-gradient);
}

.calendar-month {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  position: relative;
}

.calendar-day:hover {
  background: rgba(255, 255, 255, 0.1);
}

.calendar-day.has-mood {
  border: 2px solid var(--glass-border);
}

.calendar-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.legend-color {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.legend-color.very-sad {
  background: #ef4444;
}
.legend-color.sad {
  background: #f97316;
}
.legend-color.neutral {
  background: #eab308;
}
.legend-color.good {
  background: #22c55e;
}
.legend-color.happy {
  background: #3b82f6;
}
.legend-color.very-happy {
  background: #8b5cf6;
}
.legend-color.ecstatic {
  background: #ec4899;
}

.legend-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* Statistiques détaillées */
.stats-section {
  padding: var(--spacing-2xl) 0;
}

.stats-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.detailed-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-lg);
}

.detailed-stat-card {
  padding: var(--spacing-lg);
}

/* patterns hebdomadaires */

@media (max-width: 900px) {
  .weekly-heatmap {
    gap: 4px;
    min-height: 80px;
  }
}

@media (max-width: 400px) {
  .wrap-day {
    flex-direction: column;

    width: 100%;
  }
  .weekly-heatmap {
    flex-direction: column;
    align-items: stretch;
    min-height: 60px;
    padding: 4px 0;
  }
  .weekly-heatmap > * {
    width: 100% !important;
    min-width: 0 !important;
  }
}

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

.export-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.export-card {
  padding: var(--spacing-xl);
}

.export-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-xl);
}

.export-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.export-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.export-stats {
  display: flex;
  gap: var(--spacing-lg);
}

.export-stat {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.export-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.export-btn,
.clear-data-btn {
  background: var(--primary-gradient);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: var(--transition-normal);
  font-weight: 600;
}

.clear-data-btn {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.export-btn:hover,
.clear-data-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Footer */
.glass-footer {
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.footer-text {
  font-size: var(--font-size-lg);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.footer-privacy {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* Modales */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  max-width: 500px;
  width: 90%;
  padding: var(--spacing-xl);
  transform: scale(0.9);
  transition: var(--transition-normal);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-content {
  margin-bottom: var(--spacing-lg);
  color: var(--text-secondary);
}

.modal-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

.modal-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition-fast);
}

.cancel-btn {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.confirm-btn {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
}

.modal-btn:hover {
  transform: translateY(-1px);
}

/* Notifications toast */
.toast-container {
  position: fixed;
  top: 100px;
  right: var(--spacing-lg);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.toast {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-primary);
  box-shadow: var(--shadow-lg);
  transform: translateX(100%);
  transition: var(--transition-normal);
  max-width: 300px;
}

.toast.show {
  transform: translateX(0);
}

.toast.success {
  border-left: 4px solid var(--accent-green);
}

.toast.error {
  border-left: 4px solid var(--accent-red);
}

.toast.warning {
  border-left: 4px solid var(--accent-orange);
}

.toast.info {
  border-left: 4px solid #3b82f6;
}

.toast.warning {
  border-left: 4px solid var(--accent-orange);
}

.toast.info {
  border-left: 4px solid #3b82f6;
}

/* Modales */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 0;
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.9);
  transition: var(--transition-normal);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: var(--font-size-xl);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
}

.modal-content {
  padding: var(--spacing-lg);
  color: var(--text-secondary);
  line-height: 1.6;
}

.modal-actions {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

.modal-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  min-width: 80px;
}

.cancel-btn {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  border: 1px solid var(--glass-border);
}

.cancel-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
}

.confirm-btn {
  background: var(--accent-red);
  color: white;
}

.confirm-btn:hover {
  background: #dc2626;
  transform: translateY(-1px);
}

/* Animations d'entrée pour les éléments de connexion */

/* Dans styles.css */

/* Animation pour le formulaire qui apparaît */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Animation pour le formulaire qui disparaît */
@keyframes slideOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(-30px);
  }
}

/* Appliquer l'animation */
.auth-card.hidden {
  /* On ne met plus display: none !important; directement */
  /* On le fera après l'animation via JavaScript */
  animation: slideOut 0.3s forwards;
}

#login-form,
#register-form {
  animation: slideIn 0.5s forwards;
}

@keyframes slideInFromRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInFromLeft {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* États de focus améliorés pour l'accessibilité */
.form-input:focus,
.auth-btn:focus,
.switch-btn:focus,
.password-toggle:focus,
.modal-close:focus,
.modal-btn:focus {
  outline: 2px solid #6366f1;
  outline-offset: 2px;
}

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

  .floating-shape {
    animation: none !important;
  }
}
.mood-option {
  width: 60px;
  height: 60px;
}

.mood-emoji {
  font-size: 1.5rem;
}

.stats-grid {
  grid-template-columns: 1fr;
}

.detailed-stats-grid {
  grid-template-columns: 1fr;
}

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

.chart-header,
.calendar-header {
  flex-direction: column;
  gap: var(--spacing-md);
}

@media (max-width: 480px) {
  .main-content {
    margin-top: 140px;
  }

  .hero-container,
  .dashboard-container,
  .history-container,
  .stats-container,
  .export-container {
    padding: 0 var(--spacing-md);
  }

  /* Responsive Design */
  @media (max-width: 1200px) {
    .nav-menu {
      gap: var(--spacing-md);
    }

    .user-menu {
      flex-direction: column;
      align-items: flex-end;
    }
  }

  @media (max-width: 992px) {
    .mood-circle {
      width: 350px;
      height: 350px;
    }

    .mood-option {
      width: 70px;
      height: 70px;
    }

    .stats-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .detailed-stats-grid {
      grid-template-columns: 1fr;
    }
  }

  @media (max-width: 768px) {
    .main-content {
      margin-top: 80px;
    }

    .nav-container {
      flex-direction: column;
      align-items: flex-start;
      gap: var(--spacing-md);
    }

    .nav-menu {
      width: 100%;
      justify-content: space-between;
      margin-top: var(--spacing-md);
    }

    .user-menu {
      width: 100%;
      flex-direction: row;
      justify-content: space-between;
      margin-top: var(--spacing-md);
    }

    .mood-circle {
      width: 300px;
      height: 300px;
    }

    .mood-center {
      width: 100px;
      height: 100px;
    }

    .mood-option {
      width: 60px;
      height: 60px;
    }

    .hero-title {
      font-size: var(--font-size-3xl);
    }

    .hero-subtitle {
      font-size: var(--font-size-base);
    }

    .export-content {
      flex-direction: column;
      gap: var(--spacing-lg);
    }
  }

  @media (max-width: 576px) {
    .auth-card {
      padding: var(--spacing-xl);
    }

    .mood-circle {
      width: 280px;
      height: 280px;
    }

    .mood-center {
      width: 80px;
      height: 80px;
    }

    .mood-option {
      width: 50px;
      height: 50px;
    }

    .mood-emoji {
      font-size: 1.5rem;
    }

    .mood-label {
      font-size: var(--font-size-xs);
    }

    .stats-grid {
      grid-template-columns: 1fr;
    }

    .section-title {
      font-size: var(--font-size-2xl);
    }

    .save-mood-btn {
      width: 100%;
    }

    .calendar-grid {
      gap: 2px;
    }

    .calendar-day {
      font-size: var(--font-size-xs);
    }
  }

  @media (max-width: 480px) {
    .login-container {
      padding: var(--spacing-md);
    }

    .logo-title {
      font-size: var(--font-size-3xl);
    }

    .logo-description {
      font-size: var(--font-size-base);
    }

    .auth-title {
      font-size: var(--font-size-xl);
    }

    .auth-subtitle {
      font-size: var(--font-size-sm);
    }

    .mood-circle {
      width: 250px;
      height: 250px;
    }

    .nav-menu {
      flex-wrap: wrap;
    }

    .nav-link {
      padding: var(--spacing-xs) var(--spacing-sm);
    }
  }

  .mood-circle {
    width: 250px;
    height: 250px;
  }

  .mood-center {
    width: 80px;
    height: 80px;
  }

  .selected-mood-emoji {
    font-size: 2rem;
  }

  .mood-option {
    width: 50px;
    height: 50px;
  }

  .mood-emoji {
    font-size: 1.2rem;
  }

  .mood-label {
    font-size: 0.6rem;
  }
}

/* Animations d'entrée */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-section,
.dashboard-section,
.history-section,
.stats-section,
.export-section {
  animation: fadeInUp 0.6s ease-out;
}

/* Effet de ripple pour les clics */
@keyframes ripple {
  0% {
    transform: scale(0);
    opacity: 1;
  }
  100% {
    transform: scale(4);
    opacity: 0;
  }
}

.ripple-effect {
  position: relative;
  overflow: hidden;
}

.ripple-effect::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.ripple-effect:active::before {
  width: 300px;
  height: 300px;
}

/* ajustement */

.note {
  text-align: left;
}