/*
 * Navette Express - PWA Passagers
 * Styles globaux complets
 * W2K-Digital 2025
 */

/* ============================================
   VARIABLES CSS
   ============================================ */
:root {
  /* Couleurs principales */
  --primary-blue: #1B2A4A;
  --secondary-turquoise: #2EC4B6;
  --premium-gold: #C8A951;
  --dark-bg: #0F1A2E;
  
  /* Couleurs texte */
  --text-primary: #FFFFFF;
  --text-secondary: #A0AEC0;
  --text-muted: #64748B;
  
  /* Couleurs d'état */
  --success: #2ECC71;
  --warning: #F39C12;
  --error: #E74C3C;
  --info: #3498DB;
  
  /* Couleurs cartes */
  --card-bg: rgba(255, 255, 255, 0.05);
  --card-bg-hover: rgba(255, 255, 255, 0.08);
  --card-border: rgba(255, 255, 255, 0.1);
  
  /* Espacements */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  
  /* Typographie */
  --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-light: 300;
  --font-regular: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  /* Rayons de bordure */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Dimensions fixes */
  --header-height: 60px;
  --bottom-nav-height: 70px;
  --safe-area-top: env(safe-area-inset-top, 0px);
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-weight: var(--font-regular);
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--dark-bg);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* ============================================
   TYPOGRAPHIE
   ============================================ */
h1, .h1 {
  font-size: 28px;
  font-weight: var(--font-bold);
  line-height: 1.2;
}

h2, .h2 {
  font-size: 24px;
  font-weight: var(--font-bold);
  line-height: 1.25;
}

h3, .h3 {
  font-size: 20px;
  font-weight: var(--font-semibold);
  line-height: 1.3;
}

h4, .h4 {
  font-size: 18px;
  font-weight: var(--font-semibold);
  line-height: 1.35;
}

h5, .h5 {
  font-size: 16px;
  font-weight: var(--font-semibold);
}

.section-title {
  font-size: 14px;
  font-weight: var(--font-semibold);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-md);
}

.text-sm {
  font-size: 14px;
}

.text-xs {
  font-size: 12px;
}

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

.text-secondary {
  color: var(--text-secondary);
}

.text-primary {
  color: var(--secondary-turquoise);
}

.text-gold {
  color: var(--premium-gold);
}

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

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

.text-error {
  color: var(--error);
}

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

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

.font-medium {
  font-weight: var(--font-medium);
}

.font-semibold {
  font-weight: var(--font-semibold);
}

.font-bold {
  font-weight: var(--font-bold);
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
  width: 100%;
  padding: 0 var(--spacing-md);
}

.page-with-header {
  padding-top: calc(var(--header-height) + var(--safe-area-top));
  min-height: 100vh;
}

.with-nav {
  padding-bottom: calc(var(--bottom-nav-height) + var(--safe-area-bottom));
}

.no-nav {
  padding-bottom: var(--safe-area-bottom);
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-sm {
  gap: var(--spacing-sm);
}

.gap-md {
  gap: var(--spacing-md);
}

.gap-lg {
  gap: var(--spacing-lg);
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: calc(var(--header-height) + var(--safe-area-top));
  padding-top: var(--safe-area-top);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: var(--spacing-sm);
  padding-right: var(--spacing-sm);
  background: var(--primary-blue);
  z-index: 100;
}

.header-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.header-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.header-btn svg {
  width: 24px;
  height: 24px;
}

.header-title {
  font-size: 18px;
  font-weight: var(--font-semibold);
}

.header-logo {
  width: 36px;
  height: 36px;
}

.header-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

/* ============================================
   BOTTOM NAVIGATION
   ============================================ */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--bottom-nav-height) + var(--safe-area-bottom));
  padding-bottom: var(--safe-area-bottom);
  display: flex;
  align-items: center;
  justify-content: space-around;
  background: var(--primary-blue);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 100;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--spacing-sm);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: var(--font-medium);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-item svg {
  width: 24px;
  height: 24px;
}

.nav-item.active {
  color: var(--secondary-turquoise);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: var(--secondary-turquoise);
  border-radius: 0 0 3px 3px;
}

.nav-badge {
  position: absolute;
  top: 2px;
  right: 8px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background: var(--error);
  color: white;
  font-size: 10px;
  font-weight: var(--font-bold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============================================
   BOUTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 14px 24px;
  font-size: 16px;
  font-weight: var(--font-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--premium-gold);
  color: var(--dark-bg);
}

.btn-primary:hover:not(:disabled) {
  background: #D4B85C;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--secondary-turquoise);
  color: var(--dark-bg);
}

.btn-secondary:hover:not(:disabled) {
  background: #3CD5C7;
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--card-border);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--card-bg);
}

.btn-danger {
  background: var(--error);
  color: white;
}

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

.btn-block {
  width: 100%;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 17px;
}

.btn-sm {
  padding: 10px 16px;
  font-size: 14px;
}

/* ============================================
   CARTES
   ============================================ */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-fast);
}

.card:hover {
  background: var(--card-bg-hover);
}

.card-clickable {
  cursor: pointer;
}

.card-clickable:active {
  transform: scale(0.98);
}

/* ============================================
   FORMULAIRES
   ============================================ */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 16px;
  transition: all var(--transition-fast);
}

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

.form-input:focus {
  outline: none;
  border-color: var(--secondary-turquoise);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(46, 196, 182, 0.1);
}

.form-input.error {
  border-color: var(--error);
}

.form-input.success {
  border-color: var(--success);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23A0AEC0' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 44px;
}

.form-error {
  font-size: 12px;
  color: var(--error);
  margin-top: var(--spacing-xs);
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.form-check-input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--secondary-turquoise);
}

.form-check-label {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ============================================
   MODALS
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

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

.modal {
  width: 100%;
  max-height: 90vh;
  background: var(--primary-blue);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
  overflow: hidden;
}

.modal-overlay.active .modal {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.modal-title {
  font-size: 18px;
  font-weight: var(--font-semibold);
}

.modal-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
}

.modal-close svg {
  width: 24px;
  height: 24px;
}

.modal-content {
  padding: var(--spacing-lg);
  overflow-y: auto;
  max-height: calc(90vh - 120px);
}

.modal-footer {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.modal-footer .btn {
  flex: 1;
}

/* ============================================
   TOASTS
   ============================================ */
.toast-container {
  position: fixed;
  top: calc(var(--header-height) + var(--safe-area-top) + var(--spacing-md));
  left: var(--spacing-md);
  right: var(--spacing-md);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--primary-blue);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  animation: slideDown 0.3s ease;
  pointer-events: auto;
}

.toast-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.toast-message {
  flex: 1;
  font-size: 14px;
}

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

.toast.success .toast-icon {
  color: var(--success);
}

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

.toast.error .toast-icon {
  color: var(--error);
}

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

.toast.warning .toast-icon {
  color: var(--warning);
}

.toast.info {
  border-left: 4px solid var(--info);
}

.toast.info .toast-icon {
  color: var(--info);
}

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

/* ============================================
   LOADING
   ============================================ */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 26, 46, 0.9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  z-index: 250;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

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

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--secondary-turquoise);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-text {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ============================================
   WHATSAPP FAB
   ============================================ */
.whatsapp-fab {
  position: fixed;
  bottom: calc(var(--bottom-nav-height) + var(--safe-area-bottom) + var(--spacing-md));
  right: var(--spacing-md);
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: 90;
  transition: all var(--transition-fast);
}

.whatsapp-fab:hover {
  transform: scale(1.1);
}

.whatsapp-fab svg {
  width: 28px;
  height: 28px;
}

.no-nav .whatsapp-fab {
  bottom: calc(var(--safe-area-bottom) + var(--spacing-md));
}

/* ============================================
   SPLASH SCREEN
   ============================================ */
.splash-screen {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-bg) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 400;
}

.splash-logo-container {
  position: relative;
  margin-bottom: var(--spacing-xl);
}

.splash-logo-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle, rgba(46, 196, 182, 0.3) 0%, transparent 70%);
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}

.splash-logo {
  position: relative;
  z-index: 1;
}

.splash-logo img {
  width: 140px;
  height: 140px;
  object-fit: contain;
}

.splash-title {
  font-size: 28px;
  font-weight: var(--font-bold);
  margin-bottom: var(--spacing-sm);
}

.splash-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ============================================
   ONBOARDING
   ============================================ */
.onboarding-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--dark-bg);
}

.onboarding-skip {
  position: absolute;
  top: calc(var(--safe-area-top) + var(--spacing-md));
  right: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 14px;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  z-index: 10;
}

.onboarding-slides {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.onboarding-slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  opacity: 0;
  transform: translateX(100%);
  transition: all var(--transition-normal);
}

.onboarding-slide.active {
  opacity: 1;
  transform: translateX(0);
}

.onboarding-slide.prev {
  transform: translateX(-100%);
}

.onboarding-image {
  width: 100%;
  max-width: 300px;
  margin-bottom: var(--spacing-xl);
}

.onboarding-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.onboarding-title {
  font-size: 24px;
  font-weight: var(--font-bold);
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: var(--secondary-turquoise);
}

.onboarding-text {
  font-size: 15px;
  text-align: center;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 280px;
}

.onboarding-footer {
  padding: var(--spacing-xl);
  padding-bottom: calc(var(--spacing-xl) + var(--safe-area-bottom));
}

.onboarding-dots {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.onboarding-dot {
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.onboarding-dot.active {
  width: 24px;
  background: var(--secondary-turquoise);
  border-radius: var(--radius-full);
}

.onboarding-buttons {
  display: flex;
  gap: var(--spacing-md);
}

.onboarding-buttons .btn {
  flex: 1;
}

/* ============================================
   AUTH PAGES (Connexion/Inscription)
   ============================================ */
.auth-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: var(--spacing-xl);
  padding-top: calc(var(--safe-area-top) + var(--spacing-xl));
  padding-bottom: calc(var(--safe-area-bottom) + var(--spacing-xl));
}

.auth-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.auth-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
}

.auth-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-lg);
}

.auth-title {
  font-size: 24px;
  margin-bottom: var(--spacing-sm);
}

.auth-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
}

.auth-form {
  flex: 1;
}

.auth-footer {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.auth-footer p {
  font-size: 14px;
  color: var(--text-secondary);
}

.auth-footer a {
  color: var(--secondary-turquoise);
  font-weight: var(--font-semibold);
}

/* OTP Input */
.otp-container {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-xl) 0;
}

.otp-input {
  width: 48px;
  height: 56px;
  text-align: center;
  font-size: 24px;
  font-weight: var(--font-bold);
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
}

.otp-input:focus {
  outline: none;
  border-color: var(--secondary-turquoise);
}

/* ============================================
   PAYMENT SUCCESS OVERLAY
   ============================================ */
.payment-success-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 26, 46, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 300;
  animation: fadeIn 0.3s ease;
}

.payment-success-content {
  text-align: center;
  padding: var(--spacing-xl);
}

.success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  color: var(--success);
  animation: scaleIn 0.5s ease;
}

.success-icon svg {
  width: 100%;
  height: 100%;
}

.payment-success-content h3 {
  font-size: 24px;
  margin-bottom: var(--spacing-sm);
}

.payment-success-content p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.payment-success-content .amount {
  font-size: 32px;
  font-weight: var(--font-bold);
  color: var(--premium-gold);
  margin: var(--spacing-md) 0;
}

.payment-success-content .confirmation-text {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xl);
}

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

@keyframes scaleIn {
  from { transform: scale(0); }
  to { transform: scale(1); }
}

/* ============================================
   STAGGER ANIMATIONS
   ============================================ */
.stagger-item {
  opacity: 0;
  transform: translateY(20px);
  animation: staggerIn 0.4s ease forwards;
}

.stagger-item:nth-child(1) { animation-delay: 0.05s; }
.stagger-item:nth-child(2) { animation-delay: 0.1s; }
.stagger-item:nth-child(3) { animation-delay: 0.15s; }
.stagger-item:nth-child(4) { animation-delay: 0.2s; }
.stagger-item:nth-child(5) { animation-delay: 0.25s; }
.stagger-item:nth-child(6) { animation-delay: 0.3s; }
.stagger-item:nth-child(7) { animation-delay: 0.35s; }
.stagger-item:nth-child(8) { animation-delay: 0.4s; }
.stagger-item:nth-child(9) { animation-delay: 0.45s; }
.stagger-item:nth-child(10) { animation-delay: 0.5s; }

@keyframes staggerIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   CHIPS / FILTER BUTTONS
   ============================================ */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.chip {
  padding: 8px 16px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.chip:hover {
  background: var(--card-bg-hover);
}

.chip.active {
  background: var(--secondary-turquoise);
  border-color: var(--secondary-turquoise);
  color: var(--dark-bg);
}

/* ============================================
   EMPTY STATES
   ============================================ */
.empty-state {
  text-align: center;
  padding: var(--spacing-2xl);
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  color: var(--text-muted);
}

.empty-state-icon svg {
  width: 100%;
  height: 100%;
}

.empty-state h3 {
  font-size: 18px;
  margin-bottom: var(--spacing-sm);
}

.empty-state p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.my-lg { margin-top: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.w-full { width: 100%; }
.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.overflow-hidden { overflow: hidden; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hidden { display: none !important; }
.cursor-pointer { cursor: pointer; }

/* ============================================
   MEDIA QUERIES
   ============================================ */
@media (max-width: 360px) {
  :root {
    --spacing-md: 12px;
    --spacing-lg: 20px;
  }
  
  h1, .h1 { font-size: 24px; }
  h2, .h2 { font-size: 20px; }
  .btn { padding: 12px 20px; font-size: 15px; }
}

@media (min-width: 768px) {
  .container { max-width: 600px; }
  .modal { border-radius: var(--radius-xl); max-height: 80vh; }
  .modal-overlay { align-items: center; }
}

@media (min-width: 1024px) {
  body {
    display: flex;
    justify-content: center;
    background: #050A12;
  }
}

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

/* ============================================
   FIN DES STYLES
   ============================================ */