/* ===== RESPONSIVE STYLES ===== */

/* Variables CSS pour une gestion cohérente */
:root {
  --mobile-breakpoint: 768px;
  --tablet-breakpoint: 1024px;
  --mobile-padding: 15px;
  --section-padding-mobile: 40px 0;
  --section-padding-tablet: 60px 0;
}

/* Navigation mobile */
@media (max-width: 768px) {
  /* Si vous avez une navigation, ajoutez ces styles */
  .nav-mobile-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: white;
    box-shadow: -5px 0 15px rgba(0,0,0,0.1);
    transition: right 0.3s ease;
    z-index: 1000;
    padding: 80px 20px 20px;
    overflow-y: auto;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    display: none;
  }
  
  .nav-overlay.active {
    display: block;
  }
}

/* Hero Section - Améliorations mobiles */
@media (max-width: 768px) {
  .hero {
    height: 94vh;
    min-height: 300px;
  }
  
  .hero-content {
    margin-top: 25%;
    padding: 10px;
    text-align: center;
  }
  
  .hero-text h1 {
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: 10px;
  }
  
  .hero-text .description {
    font-size: 1.1rem;
    padding: 10px;
    margin-bottom: 20px;
  }
}

/* Section Événements - Améliorations mobiles */
@media (max-width: 768px) {
  .news-section {
    padding: var(--section-padding-mobile);
  }
  
  .news-section h1 {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 var(--mobile-padding);
  }
  
  .news-card {
    margin-bottom: 20px;
  }
  
  .card-body {
    padding: 15px;
  }
  
  .card-title {
    font-size: 1.2rem;
  }
}

/* Section Mot du Recteur - Améliorations mobiles */
@media (max-width: 768px) {
  .rector-section {
    padding: var(--section-padding-mobile);
  }
  
  .home-rector__inner {
    flex-direction: column;
    padding: 20px;
    gap: 20px;
    text-align: center;
  }
  
  .recteur-image {
    flex: 0 0 auto;
    margin-bottom: 20px;
    max-width: 250px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .rector-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
  }
  
  .rector-subtitle {
    font-size: 1.3rem;
    margin-bottom: 20px;
  }
  
  .rector-description {
    font-size: 1rem;
    line-height: 1.6;
  }
  
  .rector-text {
    padding: 20px;
  }
}

/* Section Contact - Améliorations mobiles */
@media (max-width: 768px) {
  .contact-section {
    padding: var(--section-padding-mobile);
  }
  
  .section-header {
    margin-bottom: 30px;
  }
  
  .section-header h2 {
    font-size: 1.8rem;
  }
  
  .section-header p {
    font-size: 1rem;
    padding: 0 var(--mobile-padding);
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .contact-info h3 {
    font-size: 1.5rem;
  }
  
  .contact-methods {
    gap: 15px;
  }
  
  .contact-method {
    padding: 15px;
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }
  
  .contact-icon {
    width: 40px;
    height: 40px;
  }
  
  .contact-details h4 {
    margin-bottom: 8px;
    margin-top: 0;
  }
  
  .quick-contact {
    padding: 20px;
  }
  
  .quick-buttons {
    flex-direction: column;
  }
  
  .contact-form-container {
    margin-top: 20px;
  }
  
  .form-header {
    padding: 20px;
  }
  
  .form-header h3 {
    font-size: 1.3rem;
  }
  
  .contact-form {
    padding: 20px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .form-group {
    margin-bottom: 20px;
  }
}

/* Newsletter Section - Améliorations mobiles */
@media (max-width: 768px) {
  .newsletter-section {
    padding: var(--section-padding-mobile);
  }
  
  .newsletter-header {
    margin-bottom: 30px;
  }
  
  .newsletter-icon {
    font-size: 48px;
    margin-bottom: 15px;
  }
  
  .newsletter-header h2 {
    font-size: 1.8rem;
  }
  
  .newsletter-header p {
    font-size: 1rem;
    padding: 0 var(--mobile-padding);
  }
  
  .newsletter-form-container {
    padding: 20px;
    margin-bottom: 30px;
  }
  
  .form-input-group {
    flex-direction: column;
    gap: 10px;
  }
  
  .newsletter-form input {
    width: 100%;
  }
  
  .privacy-note {
    font-size: 0.9rem;
    text-align: center;
  }
}

/* Footer - Améliorations mobiles */
@media (max-width: 768px) {
  .footer {
    padding: 40px 0 20px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 30px;
  }
  
  .footer-brand {
    text-align: center;
    max-width: 100%;
  }
  
  .footer-brand p {
    margin-bottom: 20px;
  }
  
  .social-links {
    justify-content: center;
  }
  
  .footer-contact {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px 0;
    margin-bottom: 20px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 10px;
    padding-top: 20px;
  }
  
  .footer-legal {
    flex-direction: column;
    gap: 10px;
  }
}

/* Chatbot - Améliorations mobiles */
@media (max-width: 768px) {
  .chatbot-window {
    width: 90vw;
    height: 70vh;
    right: 5vw;
    bottom: 80px;
  }
  
  .chatbot-quick-replies {
    flex-wrap: wrap;
  }
  
  .quick-reply {
    flex: 1 0 calc(50% - 5px);
    margin-bottom: 5px;
    font-size: 0.8rem;
    padding: 8px 5px;
  }
}

/* Modal - Améliorations mobiles */
@media (max-width: 768px) {
  .modal-content {
    margin: 10px;
    max-height: 85vh;
  }
  
  .modal-header {
    padding: 15px 15px 0;
  }
  
  .modal-body {
    padding: 15px;
  }
}

/* Back to Top Button - Améliorations mobiles */
@media (max-width: 768px) {
  .back-to-top {
    bottom: 70px;
    right: 15px;
    width: 44px;
    height: 44px;
  }
}

/* Améliorations pour très petits écrans */
@media (max-width: 480px) {
  .hero-text h1 {
    font-size: 1.5rem;
  }
  
  .hero-text .description {
    font-size: 1rem;
  }
  
  .section-header h2,
  .news-section h1,
  .newsletter-header h2 {
    font-size: 1.5rem;
  }
  
  .contact-info h3 {
    font-size: 1.3rem;
  }
  
  .rector-title {
    font-size: 1.5rem;
  }
  
  .rector-subtitle {
    font-size: 1.1rem;
  }
  
  .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
    min-height: 40px;
  }
}

/* Améliorations pour les tablettes */
@media (min-width: 769px) and (max-width: 1024px) {
  .container {
    max-width: 95%;
  }
  
  .hero-content {
    margin-left: 5%;
  }
  
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-content {
    gap: 30px;
  }
  
  .home-rector__inner {
    padding: 30px;
  }
}

/* Amélioration de la performance du défilement */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

/* Support pour l'orientation paysage sur mobile */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    height: 100vh;
  }
  
  .hero-content {
    margin-top: 10%;
  }
  
  .chatbot-window {
    height: 60vh;
  }
}

/* Responsive Design général */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }

  .hero-content {
    margin-left: 0;
    margin-top: 20%;
    text-align: center;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .form-input-group {
    flex-direction: column;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  .home-rector__inner {
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }

  .recteur-image {
    flex: 0 0 auto;
    margin-bottom: 20px;
  }

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

  .quick-buttons {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-text .description {
    font-size: 1.1rem;
    padding: 10px;
  }

  .contact-method {
    padding: 15px;
  }

  .contact-form {
    padding: 20px;
  }

  .modal-content {
    margin: 10px;
  }
}

/* Correction supplémentaire pour mobile */
@media (max-width: 768px) {
    body {
        position: relative;
        width: 100%;
        overflow-x: hidden;
    }
    
    .container {
        padding: 0 15px;
        box-sizing: border-box;
    }
    
    /* S'assurer que tous les éléments enfants ne débordent pas */
    .hero-content,
    .news-grid,
    .home-rector__inner,
    .contact-content,
    .footer-content {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
}