/* Variables CSS */
:root {
  /* Couleurs de base */
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #6366f1;
  --secondary: #3b82f6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #06b6d4;
  
  /* Tons neutres */
  --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;
  
  /* Typographie */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
  
  /* Espacements */
  --space-xs: 0.25rem;    /* 4px */
  --space-sm: 0.5rem;     /* 8px */
  --space-md: 1rem;       /* 16px */
  --space-lg: 1.5rem;     /* 24px */
  --space-xl: 2rem;       /* 32px */
  --space-2xl: 3rem;      /* 48px */
  
  /* Bordures */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 1rem;      /* 16px */
  --radius-full: 9999px;  /* Pour créer des cercles ou des pilules */
  
  /* 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), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.8);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
  --glass-blur: blur(10px);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Z-index layers */
  --z-nav: 100;
  --z-dropdown: 200;
  --z-modal: 300;
  --z-tooltip: 400;
}

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

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

body {
  font-family: var(--font-sans);
  line-height: 1.5;
  color: var(--gray-800);
  background-color: #f5f7fa;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

img {
  max-width: 100%;
  height: auto;
}

button {
  cursor: pointer;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

ul, ol {
  list-style: none;
}

/* Conteneurs */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Typographie */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--gray-900);
}

h1 {
  font-size: 2.25rem;
}

h2 {
  font-size: 1.875rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--space-md);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(to right, var(--primary), var(--secondary));
  margin: var(--space-sm) auto 0;
  border-radius: var(--radius-full);
}

.section-description {
  text-align: center;
  color: var(--gray-600);
  max-width: 700px;
  margin: -1rem auto var(--space-xl);
}

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.25rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  outline: none;
  line-height: 1.4;
  font-size: 0.9375rem;
}

.btn i {
  margin-right: 0.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  box-shadow: 0 6px 20px 0 rgba(79, 70, 229, 0.5);
  color: white;
  transform: translateY(-1px);
}

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

.btn-outline:hover {
  background-color: rgba(79, 70, 229, 0.08);
  color: var(--primary-dark);
}

.btn-lg {
  padding: 0.75rem 1.75rem;
  font-size: 1rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

.btn[disabled] {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Formulaires */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
  color: var(--gray-700);
}

.form-group input:not([type="checkbox"]):not([type="radio"]),
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-md);
  background: white;
  transition: all var(--transition-fast);
}

.form-group input:not([type="checkbox"]):not([type="radio"]):focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-light);
  outline: none;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-checkbox {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-md);
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-right: var(--space-sm);
}

.form-checkbox label {
  margin-bottom: 0;
  font-weight: normal;
}

.form-actions {
  margin-top: var(--space-xl);
}

.input-icon {
  position: relative;
}

.input-icon i {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-500);
}

.input-icon input {
  padding-left: 2.75rem !important;
}

.password-input {
  position: relative;
}

.toggle-password {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-500);
  cursor: pointer;
}

.password-strength {
  margin-top: var(--space-xs);
}

.strength-meter {
  height: 5px;
  background-color: var(--gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.strength-meter::before {
  content: '';
  display: block;
  height: 100%;
  width: 0;
  background-color: var(--danger);
  transition: width var(--transition-normal), background-color var(--transition-normal);
}

.strength-text {
  font-size: 0.75rem;
  color: var(--gray-600);
  margin-top: 2px;
}

/* Alertes */
.alert {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  font-weight: 500;
  display: flex;
  align-items: center;
}

.alert i {
  margin-right: var(--space-sm);
  font-size: 1.25rem;
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-left: 4px solid var(--success);
  color: #065f46;
}

.alert-danger {
  background-color: rgba(239, 68, 68, 0.1);
  border-left: 4px solid var(--danger);
  color: #b91c1c;
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-left: 4px solid var(--warning);
  color: #92400e;
}

.alert-info {
  background-color: rgba(6, 182, 212, 0.1);
  border-left: 4px solid var(--info);
  color: #0e7490;
}

/* Header */
.header {
  background-color: white;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo img {
  height: 36px;
}

.main-nav ul {
  display: flex;
  gap: var(--space-lg);
}

.main-nav a {
  color: var(--gray-700);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.main-nav a:hover {
  color: var(--primary);
}

.main-nav a.active {
  color: var(--primary);
}

.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -28px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(to right, var(--primary), var(--secondary));
  border-radius: var(--radius-full);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  color: var(--gray-800);
  cursor: pointer;
}

/* Header Dashboard */
.header-dashboard {
  background: white;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.credits-badge {
  background: linear-gradient(135deg, #ffd700, #ffaa00);
  color: #7e5400;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.user-dropdown {
  position: relative;
}

.user-name {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-weight: 500;
  color: var(--gray-800);
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.user-name:hover {
  background-color: var(--gray-100);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.user-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  color: var(--gray-700);
  transition: background-color var(--transition-fast);
}

.dropdown-menu a:hover {
  background-color: var(--gray-100);
  color: var(--primary);
}

.dropdown-menu a i {
  width: 20px;
  text-align: center;
}

/* Hero Section */
.hero {
  padding: var(--space-2xl) 0;
  background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.1), rgba(59, 130, 246, 0.1));
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -15%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(59, 130, 246, 0.05));
  z-index: 0;
}

.hero .container {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
  position: relative;
  z-index: 1;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--gray-900), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--gray-600);
  margin-bottom: var(--space-lg);
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.hero-image img {
  max-width: 100%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
  100% {
    transform: translateY(0px);
  }
}

/* Features Section */
.features {
  padding: var(--space-2xl) 0;
  background-color: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.feature-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: white;
  font-size: 1.5rem;
  box-shadow: 0 10px 15px -3px rgba(79, 70, 229, 0.3);
}

.feature-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.25rem;
}

.feature-card p {
  color: var(--gray-600);
  margin-bottom: 0;
}

/* Demo Section */
.demo {
  padding: var(--space-2xl) 0;
  background-color: var(--gray-50);
}

.demo-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.demo-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.step-number {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.demo-step h3 {
  margin-bottom: var(--space-sm);
}

.demo-step p {
  margin-bottom: var(--space-lg);
  color: var(--gray-600);
}

.step-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 700px;
  border: 5px solid white;
}

/* Pricing Section */
.pricing {
  padding: var(--space-2xl) 0;
  background: white;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.pricing-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-xl);
  position: relative;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

.pricing-card.featured {
  background: linear-gradient(135deg, #f5f3ff, #ede9fe);
  border: 2px solid var(--primary-light);
  transform: scale(1.05);
  z-index: 1;
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-5px);
}

.popular-badge {
  position: absolute;
  top: -12px;
  right: var(--space-lg);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.plan-name {
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
}

.plan-price {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
}

.currency {
  font-size: 1.5rem;
  margin-right: 0.25rem;
  color: var(--gray-700);
}

.period {
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-500);
  margin-left: 0.25rem;
}

.plan-credits {
  font-size: 1rem;
  color: var(--gray-600);
  margin-bottom: var(--space-lg);
  font-weight: 500;
}

.plan-features {
  margin-bottom: var(--space-xl);
  flex-grow: 1;
}

.plan-features li {
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  color: var(--gray-700);
}

.plan-features li i {
  color: var(--success);
  margin-right: var(--space-sm);
}

/* FAQ Section */
.faq {
  padding: var(--space-2xl) 0;
  background-color: var(--gray-50);
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: white;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-question {
  padding: var(--space-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
}

.faq-question h3 {
  margin: 0;
  font-size: 1.125rem;
  color: var(--gray-800);
}

.toggle-icon {
  color: var(--primary);
  transition: transform var(--transition-fast);
}

.faq-item.active .toggle-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* CTA Section */
.cta {
  padding: var(--space-2xl) 0;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  text-align: center;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.cta h2 {
  color: white;
  margin-bottom: var(--space-md);
  font-size: 2rem;
}

.cta p {
  margin-bottom: var(--space-lg);
  font-size: 1.125rem;
  opacity: 0.9;
}

.cta .btn-primary {
  background: white;
  color: var(--primary);
  box-shadow: 0 4px 14px 0 rgba(255, 255, 255, 0.4);
}

.cta .btn-primary:hover {
  background: white;
  box-shadow: 0 6px 20px 0 rgba(255, 255, 255, 0.5);
  transform: translateY(-1px);
}

/* Footer */
.footer {
  background-color: var(--gray-900);
  color: white;
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-col h3, .footer-col h4 {
  color: white;
  margin-bottom: var(--space-lg);
}

.footer-col p {
  color: var(--gray-400);
  margin-bottom: var(--space-lg);
}

.social-icons {
  display: flex;
  gap: var(--space-sm);
}

.social-icon {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: background-color var(--transition-fast);
}

.social-icon:hover {
  background: var(--primary);
  color: white;
}

.footer-col ul li {
  margin-bottom: var(--space-sm);
}

.footer-col ul li a {
  color: var(--gray-400);
  transition: color var(--transition-fast);
}

.footer-col ul li a:hover {
  color: white;
}

.contact-info li {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.contact-info li i {
  margin-right: var(--space-sm);
  color: var(--primary-light);
  margin-top: 5px;
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  margin: 0;
  color: var(--gray-500);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  color: var(--gray-400);
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: white;
}

/* Footer simplifié pour les pages d'auth */
.footer-simple {
  background-color: white;
  color: var(--gray-800);
  padding: var(--space-lg) 0;
  box-shadow: 0 -1px 0 0 rgba(0, 0, 0, 0.1);
}

.footer-simple .footer-bottom {
  border-top: none;
  padding-top: 0;
}

.footer-simple .footer-bottom p {
  color: var(--gray-600);
}

.footer-simple .footer-links a {
  color: var(--gray-700);
}

.footer-simple .footer-links a:hover {
  color: var(--primary);
}

/* Footer pour le dashboard */
.footer-dashboard {
  background-color: white;
  color: var(--gray-800);
  padding: var(--space-md) 0;
  box-shadow: 0 -1px 0 0 rgba(0, 0, 0, 0.1);
}

/* Auth Pages */
.auth-section {
  padding: var(--space-2xl) 0;
  background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
  min-height: calc(100vh - 160px);
  display: flex;
  align-items: center;
}

.auth-container {
  max-width: 500px;
  margin: 0 auto;
  width: 100%;
}

.auth-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-xl);
}

.auth-card h1 {
  text-align: center;
  margin-bottom: var(--space-lg);
  color: var(--gray-900);
}

.plan-badge {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: white;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
  font-weight: 500;
}

.auth-links {
  text-align: right;
  margin-top: var(--space-md);
}

.auth-footer {
  text-align: center;
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--gray-200);
}

/* Dashboard */
.dashboard-section {
  padding: var(--space-xl) 0;
  background-color: var(--gray-50);
  min-height: calc(100vh - 140px);
}

.welcome-banner {
  background: linear-gradient(135deg, #4338ca, #6366f1);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.welcome-content h2 {
  color: white;
  margin-bottom: var(--space-xs);
}

.welcome-content p {
  margin-bottom: 0;
  opacity: 0.9;
}

.close-banner {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  background: transparent;
  border: none;
  color: white;
  opacity: 0.7;
  cursor: pointer;
  font-size: 1.25rem;
  transition: opacity var(--transition-fast);
}

.close-banner:hover {
  opacity: 1;
}

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

.dashboard-header h1 {
  margin-bottom: 0;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  grid-column: 1 / -1;
}

.stat-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  position: relative;
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  margin-right: var(--space-md);
}

.stat-content {
  flex: 1;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
}

.stat-label {
  color: var(--gray-600);
  font-size: 0.875rem;
}

.stat-action {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 500;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.stat-card:hover .stat-action {
  opacity: 1;
}

.dashboard-widget {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.widget-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.widget-header h2 {
  margin-bottom: 0;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
}

.widget-header h2 i {
  margin-right: var(--space-sm);
  color: var(--primary);
}

.widget-action {
  font-size: 0.875rem;
  color: var(--primary);
  font-weight: 500;
}

.widget-content {
  padding: var(--space-lg);
}

.recent-searches-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.search-item {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition-fast);
}

.search-item:hover {
  border-color: var(--primary-light);
  background-color: rgba(99, 102, 241, 0.05);
}

.search-query {
  font-weight: 500;
  color: var(--gray-800);
  margin-bottom: 0.25rem;
}

.search-meta {
  display: flex;
  gap: var(--space-md);
  font-size: 0.75rem;
  color: var(--gray-500);
}

.search-action {
  color: var(--primary);
}

.activity-feed {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.activity-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.activity-description {
  color: var(--gray-800);
  margin-bottom: 0.25rem;
}

.activity-time {
  font-size: 0.75rem;
  color: var(--gray-500);
}

.no-data {
  text-align: center;
  padding: var(--space-lg);
  color: var(--gray-500);
}

.no-data i {
  font-size: 3rem;
  color: var(--gray-300);
  margin-bottom: var(--space-md);
}

.no-data p {
  margin-bottom: var(--space-md);
}

.tips-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.tip-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.tip-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #f59e0b, #f97316);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
  flex-shrink: 0;
}

.tip-content h3 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.tip-content p {
  color: var(--gray-600);
  margin-bottom: 0;
  font-size: 0.9375rem;
}

/* Search Page */
.search-section {
  padding: var(--space-xl) 0;
  background-color: var(--gray-50);
  min-height: calc(100vh - 140px);
}

.page-header {
  margin-bottom: var(--space-xl);
}

.page-header h1 {
  margin-bottom: var(--space-xs);
}

.page-header p {
  color: var(--gray-600);
  max-width: 700px;
}

.search-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-xl);
}

.search-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-xl);
}

.search-options {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--gray-200);
}

.search-options h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
}

.search-credits {
  background-color: rgba(6, 182, 212, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
}

.credit-info {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--gray-800);
}

.credit-info i {
  color: var(--info);
  font-size: 1.25rem;
}

.range-slider {
  margin-top: var(--space-sm);
  position: relative;
}

.slider {
  width: 100%;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--gray-200);
  outline: none;
  -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  border: none;
}

.range-value {
  text-align: center;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--gray-700);
}

.search-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.tip-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-lg);
}

.tip-card h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  color: var(--gray-900);
}

.tip-card h3 i {
  color: var(--warning);
  margin-right: var(--space-sm);
}

.tip-card ul {
  color: var(--gray-700);
}

.tip-card ul li {
  margin-bottom: var(--space-sm);
  padding-left: var(--space-md);
  position: relative;
}

.tip-card ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
}

.recent-searches {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-lg);
}

.recent-searches h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  color: var(--gray-900);
}

.recent-searches h3 i {
  color: var(--primary);
  margin-right: var(--space-sm);
}

.recent-searches ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.recent-searches ul li a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  color: var(--gray-800);
  transition: all var(--transition-fast);
}

.recent-searches ul li a:hover {
  border-color: var(--primary-light);
  background-color: rgba(99, 102, 241, 0.05);
}

.recent-searches .search-meta {
  font-size: 0.75rem;
  color: var(--gray-500);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

/* Results Page */
.results-section {
  padding: var(--space-xl) 0;
  background-color: var(--gray-50);
  min-height: calc(100vh - 140px);
}

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

.results-title h1 {
  margin-bottom: var(--space-xs);
}

.search-query {
  color: var(--gray-800);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 500;
}

.search-date {
  color: var(--gray-600);
  font-size: 0.875rem;
  font-weight: normal;
  margin-left: var(--space-md);
}

.results-actions {
  display: flex;
  gap: var(--space-md);
}

.dropdown {
  position: relative;
}

.dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 180px;
  z-index: var(--z-dropdown);
  overflow: hidden;
  display: none;
}

.dropdown:hover .dropdown-menu {
  display: block;
}

.dropdown-menu a {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--gray-700);
  transition: background-color var(--transition-fast);
}

.dropdown-menu a:hover {
  background-color: var(--gray-100);
  color: var(--primary);
}

.no-results {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-xl);
  text-align: center;
  color: var(--gray-600);
}

.no-results i {
  font-size: 3rem;
  color: var(--gray-300);
  margin-bottom: var(--space-md);
}

.no-results p {
  margin-bottom: var(--space-lg);
  font-size: 1.125rem;
}

.results-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.results-filters {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.filter-group label {
  font-weight: 500;
  color: var(--gray-700);
}

.filter-group select,
.filter-group input {
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
}

.filter-group input {
  width: 250px;
}

.results-table-wrapper {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.results-table {
  width: 100%;
  border-collapse: collapse;
}

.results-table th {
  background-color: var(--gray-100);
  text-align: left;
  padding: var(--space-md);
  font-weight: 600;
  color: var(--gray-800);
  border-bottom: 1px solid var(--gray-200);
}

.results-table td {
  padding: var(--space-md);
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-800);
}

.results-table tr:last-child td {
  border-bottom: none;
}

.results-table tr:hover {
  background-color: var(--gray-50);
}

.email-cell {
  font-weight: 500;
  color: var(--primary);
}

.confidence-badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
}

.confidence-high {
  background-color: rgba(16, 185, 129, 0.1);
  color: #065f46;
}

.confidence-medium {
  background-color: rgba(245, 158, 11, 0.1);
  color: #92400e;
}

.confidence-low {
  background-color: rgba(239, 68, 68, 0.1);
  color: #b91c1c;
}

.results-pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-md) var(--space-lg);
}

.pagination-info {
  font-size: 0.875rem;
  color: var(--gray-700);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.pagination-pages {
  display: flex;
  gap: 0.25rem;
}

.pagination-pages .current-page,
.pagination-pages .page-link {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  cursor: pointer;
}

.pagination-pages .current-page {
  background: var(--primary);
  color: white;
  font-weight: 600;
}

.pagination-pages .page-link {
  color: var(--gray-700);
  transition: all var(--transition-fast);
}

.pagination-pages .page-link:hover {
  background: var(--gray-100);
  color: var(--primary);
}

/* Responsive Styles */
@media (max-width: 992px) {
  .hero .container {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-content {
    max-width: 100%;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-image {
    justify-content: center;
    margin-top: var(--space-lg);
  }
  
  .search-container {
    grid-template-columns: 1fr;
  }
  
  .results-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }
  
  .results-actions {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 768px) {
  .header-container {
    height: 70px;
  }
  
  .main-nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  
  .pricing-card.featured:hover {
    transform: translateY(-5px);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
  }
  
  .dashboard-stats {
    grid-template-columns: 1fr 1fr;
  }
  
  .results-stats {
    grid-template-columns: 1fr;
  }
  
  .results-filters {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .filter-group {
    width: 100%;
  }
  
  .filter-group input {
    width: 100%;
  }
  
  .results-pagination {
    flex-direction: column;
    gap: var(--space-md);
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 1.875rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .hero h1 {
    font-size: 2.25rem;
  }
  
  .hero p {
    font-size: 1.125rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .dashboard-stats {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .user-menu {
    flex-direction: column;
    align-items: flex-end;
  }
  
  .results-table-wrapper {
    overflow-x: auto;
  }
  
  .results-table {
    min-width: 800px;
  }
}

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

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

/* Utilitaires */
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-info { color: var(--info); }

.bg-primary { background-color: var(--primary); }
.bg-success { background-color: var(--success); }
.bg-warning { background-color: var(--warning); }
.bg-danger { background-color: var(--danger); }
.bg-info { background-color: var(--info); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-flex { display: flex; }
.flex-column { flex-direction: column; }
.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }
.flex-grow-1 { flex-grow: 1; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }

.mr-1 { margin-right: var(--space-xs); }
.mr-2 { margin-right: var(--space-sm); }
.mr-3 { margin-right: var(--space-md); }

.ml-1 { margin-left: var(--space-xs); }
.ml-2 { margin-left: var(--space-sm); }
.ml-3 { margin-left: var(--space-md); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }
.p-5 { padding: var(--space-xl); }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

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

.position-relative { position: relative; }
.position-absolute { position: absolute; }

.font-weight-bold { font-weight: 700; }
.font-weight-medium { font-weight: 500; }
.font-weight-normal { font-weight: 400; }

.text-small { font-size: 0.875rem; }
.text-smaller { font-size: 0.75rem; }
.text-large { font-size: 1.25rem; }
.text-larger { font-size: 1.5rem; }

/* Style pour les menus déroulants */
.dropdown-menu {
    display: none;
    position: absolute;
    z-index: 1000;
    right: 0;
    min-width: 10rem;
    padding: 0.5rem 0;
    margin-top: 0.125rem;
    background-color: #fff;
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: 0.25rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}

.dropdown.show .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 0.5rem 1rem;
    color: #212529;
    text-decoration: none;
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background-color: #f8f9fa;
}