/* ===================================================================
   RESPONSIVE MASTER - SYSTÈME PROFESSIONNEL COHÉRENT
   ===================================================================

   Breakpoints standardisés :
   - Mobile Small    : 320px - 480px
   - Mobile Large    : 481px - 768px
   - Tablet          : 769px - 1024px
   - Desktop Small   : 1025px - 1366px
   - Desktop Medium  : 1367px - 1920px
   - Desktop Large   : 1921px - 2560px (2K)
   - Desktop XL      : 2561px+         (4K+)

   ================================================================= */

/* ===================================================================
   VARIABLES RESPONSIVE
   ================================================================= */
:root {
  /* Espacements */
  --mobile-padding: 1rem;
  --tablet-padding: 2rem;
  --desktop-padding: 3rem;

  /* Conteneurs */
  --container-mobile: 100%;
  --container-tablet: 100%;
  --container-desktop: 1400px;
  --container-wide: 1600px;
  --container-ultra: 1800px;

  /* Échelles de police */
  --mobile-font-scale: 0.85;
  --tablet-font-scale: 0.95;
  --desktop-font-scale: 1;
  --large-font-scale: 1.1;
}

/* ===================================================================
   MOBILE SMALL (320px - 480px)
   ================================================================= */
@media (max-width: 480px) {

  /* --- GÉNÉRAL --- */
  body {
    font-size: calc(16px * var(--mobile-font-scale));
    line-height: 1.6;
  }

  .container {
    padding: 0 var(--mobile-padding);
    max-width: 100%;
  }

  /* --- HEADER / HERO --- */
  .decouverte-header {
    min-height: 100vh;
    height: auto;
  }

  .decouverte-hero {
    padding: 0 1rem;
    margin-top: 60px;
    min-height: 80vh;
    gap: 1.5rem;
    justify-content: center;
  }

  .decouverte-hero-content {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }

  .decouverte-hero-logo {
    order: 1;
    margin: 0 auto;
  }

  .logoCercleVertueux {
    width: 200px;
    max-width: 80vw;
    height: auto;
  }

  /* --- NAVBAR --- */
  .navbar-container {
    padding: 0.8rem 1rem;
  }

  .navbar-logo {
    font-size: 1rem;
  }

  .navbar-img-logo {
    width: 35px;
    height: 35px;
  }

  .navbar-toggle {
    width: 40px;
    height: 40px;
  }

  .navbar-links {
    padding: 1rem;
    gap: 0.5rem;
  }

  .navbar-link {
    padding: 0.8rem 1rem;
    font-size: 1rem;
  }

  .navbar-contact-btn {
    padding: 0.8rem 1.5rem;
    font-size: 0.95rem;
  }

  /* --- SECTION MASTERMIND --- */
  .section-mastermind {
    padding: 3rem 0;
  }

  .mastermind-modern-flex {
    flex-direction: column;
    padding: 0 1rem;
    gap: 2rem;
    text-align: center;
  }

  .mastermind-modern-title {
    font-size: 1.5rem;
    line-height: 1.3;
    margin-bottom: 1rem;
  }

  .mastermind-modern-lead {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .mastermind-modern-video {
    width: 100%;
  }

  .video-responsive {
    border-radius: 12px;
  }

  .mastermind-modern-cards {
    flex-direction: column;
    gap: 1.2rem;
    align-items: center;
  }

  .mastermind-modern-card {
    width: 100%;
    max-width: 100%;
    padding: 1.5rem 1rem;
    border-radius: 12px;
    text-align: center;
  }

  .mastermind-modern-icon {
    font-size: 2rem;
    margin-bottom: 0.8rem;
  }

  .mastermind-modern-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }

  .mastermind-modern-card p {
    font-size: 0.85rem;
    line-height: 1.5;
  }

  /* --- SECTION PRE-EVENT CTA --- */
  .section-pre-event-cta {
    padding: 2rem 0;
  }

  .pre-event-cta-container {
    padding: 0 1rem;
  }

  .pre-event-cta-title {
    font-size: 1.4rem;
    line-height: 1.3;
  }

  .pre-event-cta-subtitle {
    font-size: 1rem;
  }

  /* --- SECTION ÉVÉNEMENT --- */
  .section-event-mastermind {
    padding: 3rem 0;
  }

  .event-mastermind-container {
    padding: 0 1rem;
    gap: 2rem;
  }

  .event-mastermind-title {
    font-size: 1.8rem;
    line-height: 1.2;
    margin-bottom: 0.5rem;
  }

  .event-mastermind-subtitle {
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
  }

  .event-mastermind-photos {
    width: 100%;
    margin: 1.5rem 0;
  }

  .event-photo-container video {
    border-radius: 12px;
    width: 100%;
    height: auto;
  }

  .event-mastermind-cards {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .event-mastermind-card {
    padding: 1.2rem 0.8rem;
    border-radius: 12px;
  }

  .event-mastermind-card-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
  }

  .event-mastermind-card h3 {
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
  }

  .event-mastermind-card p {
    font-size: 0.9rem;
  }

  .event-mastermind-ctas {
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
  }

  .event-mastermind-link {
    font-size: 0.95rem;
    padding: 1rem 1.5rem;
    border-radius: 30px;
  }

  .trainer-cta-secondary {
    padding: 0.8rem 1.2rem;
    font-size: 0.85rem;
  }

  /* --- SECTION TÉMOIGNAGES --- */
  .section-tester-modern {
    padding: 3rem 0;
  }

  .tester-modern-container {
    padding: 0 1rem;
  }

  .section-title {
    font-size: 1.6rem;
    margin-bottom: 2rem;
  }

  /* Carousel témoignages */
  .testimonials-carousel-wrapper {
    padding: 0 2.5rem;
    margin: 0 auto 2rem auto;
  }

  .tester-modern-testimonials-carousel {
    padding: 1.5rem 0;
  }

  .tester-modern-testimonial {
    flex-direction: column;
    text-align: center;
    align-items: center;
    padding: 1.5rem 1rem;
    gap: 1rem;
  }

  .testimonial-photo-wrapper {
    margin-bottom: 0.5rem;
  }

  .tester-modern-photo {
    width: 60px;
    height: 60px;
  }

  .linkedin-overlay {
    opacity: 1;
  }

  .linkedin-overlay i {
    font-size: 1.2rem;
  }

  .tester-modern-text {
    font-size: 0.85rem;
    line-height: 1.5;
  }

  .tester-modern-author {
    font-size: 0.8rem;
    margin-top: 0.5rem;
  }

  .tester-modern-job {
    font-size: 0.7rem;
    line-height: 1.3;
  }

  /* Navigation carousel */
  .testimonial-nav-btn {
    width: 36px;
    height: 36px;
    border-width: 2px;
  }

  .testimonial-nav-btn i {
    font-size: 0.9rem;
  }

  .testimonials-dots {
    gap: 0.5rem;
    margin-top: 1.5rem;
  }

  .testimonial-dot {
    width: 8px;
    height: 8px;
  }

  /* --- SECTION QUI SUIS-JE --- */
  .section-trainer-hero {
    padding: 3rem 0;
  }

  .trainer-hero-container {
    padding: 0 1rem;
  }

  .trainer-section-title {
    font-size: 1.8rem;
    line-height: 1.3;
    margin-bottom: 0.5rem;
  }

  .trainer-subtitle {
    font-size: 0.95rem;
    margin-bottom: 2rem;
  }

  .trainer-hero-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .trainer-photo-hero {
    order: 1;
    max-width: 100%;
    border-radius: 15px;
  }

  .trainer-caption-float {
    font-size: 0.75rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
  }

  .trainer-nav-btn {
    width: 36px;
    height: 36px;
  }

  .trainer-nav-btn i {
    font-size: 0.9rem;
  }

  .trainer-dot {
    width: 8px;
    height: 8px;
  }

  .trainer-content-card {
    order: 2;
    padding: 1.5rem 1rem;
    border-radius: 15px;
    text-align: center;
  }

  .trainer-name {
    font-size: 1.3rem;
  }

  .trainer-role {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
  }

  .trainer-story {
    font-size: 0.85rem;
    line-height: 1.5;
    text-align: left;
  }

  .trainer-story p {
    margin-bottom: 0.8rem;
  }

  .trainer-actions-modern {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
  }

  .trainer-cta-secondary {
    width: 100%;
    max-width: 300px;
  }

  /* --- FLOATING CTA --- */
  .floating-cta-btn {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
    border-radius: 30px;
  }

  .floating-cta-icon {
    font-size: 1rem;
  }

  .floating-cta-badge {
    font-size: 0.7rem;
    min-width: 18px;
    height: 18px;
  }

  /* --- MODAL CONTACT --- */
  .contact-modal-content {
    width: 95%;
    max-width: 95%;
    margin: 1rem;
    border-radius: 15px;
  }

  .contact-modal-header h3 {
    font-size: 1.3rem;
  }

  .contact-form-group label {
    font-size: 0.9rem;
  }

  .contact-form-group input,
  .contact-form-group textarea,
  .contact-form-group select {
    font-size: 0.9rem;
    padding: 0.7rem 0.8rem;
  }

  .contact-form-actions {
    flex-direction: column;
    gap: 0.8rem;
  }

  .contact-btn-primary,
  .contact-btn-secondary {
    width: 100%;
    font-size: 0.9rem;
    padding: 0.8rem 1.5rem;
  }

  /* --- TOUCHES MINIMALES (Accessibilité) --- */
  button, .btn, a[role="button"] {
    min-height: 44px;
    min-width: 44px;
  }
}

/* ===================================================================
   MOBILE LARGE (481px - 768px)
   ================================================================= */
@media (min-width: 481px) and (max-width: 768px) {

  /* --- GÉNÉRAL --- */
  body {
    font-size: calc(17px * var(--mobile-font-scale));
  }

  .container {
    padding: 0 1.5rem;
  }

  /* --- HEADER / HERO --- */
  .decouverte-hero {
    padding: 0 1.5rem;
    margin-top: 70px;
    gap: 2rem;
  }

  .logoCercleVertueux {
    width: 260px;
    max-width: 70vw;
  }

  /* --- NAVBAR --- */
  .navbar-container {
    padding: 1rem 1.5rem;
  }

  .navbar-logo {
    font-size: 1.1rem;
  }

  .navbar-img-logo {
    width: 40px;
    height: 40px;
  }

  /* --- SECTION MASTERMIND --- */
  .section-mastermind {
    padding: 4rem 0;
  }

  .mastermind-modern-flex {
    padding: 0 1.5rem;
    gap: 2.5rem;
  }

  .mastermind-modern-title {
    font-size: 1.8rem;
  }

  .mastermind-modern-lead {
    font-size: 0.95rem;
    line-height: 1.7;
  }

  .mastermind-modern-cards {
    gap: 1.5rem;
  }

  .mastermind-modern-card {
    max-width: 400px;
    padding: 2rem 1.5rem;
  }

  .mastermind-modern-card h3 {
    font-size: 1.1rem;
  }

  .mastermind-modern-card p {
    font-size: 0.9rem;
  }

  /* --- SECTION ÉVÉNEMENT --- */
  .section-event-mastermind {
    padding: 4rem 0;
  }

  .event-mastermind-container {
    padding: 0 1.5rem;
  }

  .event-mastermind-title {
    font-size: 2.2rem;
  }

  .event-mastermind-subtitle {
    font-size: 1rem;
    padding: 0.6rem 1.2rem;
  }

  .event-mastermind-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .event-mastermind-card {
    padding: 1.5rem 1rem;
  }

  .event-mastermind-card h3 {
    font-size: 0.95rem;
  }

  .event-mastermind-card p {
    font-size: 1rem;
  }

  .event-mastermind-link {
    font-size: 1rem;
    padding: 1.1rem 2rem;
  }

  /* --- SECTION TÉMOIGNAGES --- */
  .section-tester-modern {
    padding: 4rem 0;
  }

  .tester-modern-container {
    padding: 0 1.5rem;
  }

  .section-title {
    font-size: 1.9rem;
    margin-bottom: 2.5rem;
  }

  .testimonials-carousel-wrapper {
    padding: 0 3rem;
  }

  .tester-modern-testimonial {
    padding: 2rem 1.5rem;
    gap: 1.5rem;
  }

  .tester-modern-photo {
    width: 70px;
    height: 70px;
  }

  .tester-modern-text {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .tester-modern-author {
    font-size: 0.85rem;
  }

  .tester-modern-job {
    font-size: 0.75rem;
  }

  .testimonial-nav-btn {
    width: 40px;
    height: 40px;
  }

  .testimonial-dot {
    width: 10px;
    height: 10px;
  }

  /* --- SECTION QUI SUIS-JE --- */
  .section-trainer-hero {
    padding: 4rem 0;
  }

  .trainer-hero-container {
    padding: 0 1.5rem;
  }

  .trainer-section-title {
    font-size: 2.2rem;
  }

  .trainer-subtitle {
    font-size: 1.05rem;
    margin-bottom: 2.5rem;
  }

  .trainer-photo-hero {
    max-width: 500px;
    margin: 0 auto;
  }

  .trainer-content-card {
    padding: 2rem 1.5rem;
  }

  .trainer-name {
    font-size: 1.5rem;
  }

  .trainer-role {
    font-size: 1rem;
  }

  .trainer-story {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  /* --- MODAL --- */
  .contact-modal-content {
    width: 90%;
    max-width: 500px;
  }
}

/* ===================================================================
   TABLET (769px - 1024px)
   ================================================================= */
@media (min-width: 769px) and (max-width: 1024px) {

  /* --- GÉNÉRAL --- */
  body {
    font-size: calc(18px * var(--tablet-font-scale));
  }

  .container {
    padding: 0 var(--tablet-padding);
    max-width: var(--container-tablet);
  }

  /* --- HEADER / HERO --- */
  .decouverte-header {
    min-height: 90vh;
  }

  .decouverte-hero {
    padding: 0 2rem;
    margin-top: 80px;
    gap: 2.5rem;
  }

  .decouverte-hero-content {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 3rem;
  }

  .logoCercleVertueux {
    width: 320px;
  }

  /* --- NAVBAR --- */
  .navbar-container {
    padding: 1rem 2rem;
  }

  .navbar-logo {
    font-size: 1.2rem;
  }

  .navbar-img-logo {
    width: 45px;
    height: 45px;
  }

  .navbar-link {
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
  }

  .navbar-phone {
    font-size: 0.9rem;
  }

  .navbar-contact-btn {
    padding: 0.7rem 1.3rem;
    font-size: 0.9rem;
  }

  /* --- SECTION MASTERMIND --- */
  .section-mastermind {
    padding: 5rem 0;
  }

  .mastermind-modern-flex {
    padding: 0 2rem;
    gap: 3rem;
    flex-direction: row;
    align-items: center;
    text-align: left;
  }

  .mastermind-modern-intro {
    flex: 1;
  }

  .mastermind-modern-video {
    flex: 1;
    max-width: 500px;
  }

  .mastermind-modern-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
  }

  .mastermind-modern-lead {
    font-size: 1rem;
    line-height: 1.7;
  }

  .mastermind-modern-cards {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
  }

  .mastermind-modern-card {
    flex: 1 1 calc(33.333% - 2rem);
    min-width: 250px;
    max-width: 350px;
    padding: 2rem 1.5rem;
    text-align: center;
  }

  .mastermind-modern-icon {
    font-size: 2.5rem;
  }

  .mastermind-modern-card h3 {
    font-size: 1.2rem;
  }

  .mastermind-modern-card p {
    font-size: 0.95rem;
  }

  /* --- SECTION PRE-EVENT CTA --- */
  .section-pre-event-cta {
    padding: 3.5rem 0;
  }

  .pre-event-cta-title {
    font-size: 2.2rem;
  }

  .pre-event-cta-subtitle {
    font-size: 1.4rem;
  }

  /* --- SECTION ÉVÉNEMENT --- */
  .section-event-mastermind {
    padding: 6rem 0;
  }

  .event-mastermind-container {
    padding: 0 2rem;
    max-width: 900px;
  }

  .event-mastermind-title {
    font-size: 2.8rem;
  }

  .event-mastermind-subtitle {
    font-size: 1.2rem;
    padding: 0.7rem 1.5rem;
  }

  .event-mastermind-photos {
    max-width: 700px;
    margin: 2.5rem auto;
  }

  .event-mastermind-cards {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }

  .event-mastermind-card {
    padding: 1.8rem 1.2rem;
  }

  .event-mastermind-card-icon {
    font-size: 2rem;
  }

  .event-mastermind-card h3 {
    font-size: 1rem;
  }

  .event-mastermind-card p {
    font-size: 1.05rem;
  }

  .event-mastermind-ctas {
    flex-direction: row;
    justify-content: center;
    gap: 1.5rem;
  }

  .event-mastermind-link {
    font-size: 1.05rem;
    padding: 1.1rem 2.5rem;
  }

  /* --- SECTION TÉMOIGNAGES --- */
  .section-tester-modern {
    padding: 5rem 0;
  }

  .tester-modern-container {
    padding: 0 2rem;
    max-width: 1000px;
  }

  .section-title {
    font-size: 2.2rem;
    margin-bottom: 3rem;
  }

  .testimonials-carousel-wrapper {
    padding: 0 3.5rem;
    max-width: 900px;
  }

  .tester-modern-testimonials-carousel {
    padding: 2rem 0;
  }

  .tester-modern-testimonial {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
    padding: 2rem 1.5rem;
    gap: 2rem;
  }

  .testimonial-photo-wrapper {
    flex-shrink: 0;
  }

  .tester-modern-photo {
    width: 80px;
    height: 80px;
  }

  .tester-modern-content {
    flex: 1;
  }

  .tester-modern-text {
    font-size: 0.95rem;
    line-height: 1.6;
  }

  .tester-modern-author {
    font-size: 0.9rem;
  }

  .tester-modern-job {
    font-size: 0.8rem;
  }

  .testimonial-nav-btn {
    width: 45px;
    height: 45px;
  }

  .testimonial-nav-btn i {
    font-size: 1.1rem;
  }

  .testimonials-dots {
    gap: 0.7rem;
  }

  .testimonial-dot {
    width: 11px;
    height: 11px;
  }

  /* --- SECTION QUI SUIS-JE --- */
  .section-trainer-hero {
    padding: 5rem 0;
  }

  .trainer-hero-container {
    padding: 0 2rem;
    max-width: 1000px;
  }

  .trainer-section-title {
    font-size: 2.6rem;
    margin-bottom: 1rem;
  }

  .trainer-subtitle {
    font-size: 1.15rem;
    margin-bottom: 3rem;
  }

  .trainer-hero-content {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .trainer-photo-hero {
    max-width: 100%;
    border-radius: 20px;
  }

  .trainer-caption-float {
    font-size: 0.85rem;
    padding: 0.7rem 1.2rem;
  }

  .trainer-nav-btn {
    width: 42px;
    height: 42px;
  }

  .trainer-dot {
    width: 10px;
    height: 10px;
  }

  .trainer-content-card {
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: left;
  }

  .trainer-name {
    font-size: 1.8rem;
  }

  .trainer-role {
    font-size: 1.05rem;
    margin-bottom: 2rem;
  }

  .trainer-story {
    font-size: 0.95rem;
    line-height: 1.7;
  }

  .trainer-actions-modern {
    flex-direction: row;
    justify-content: flex-start;
    gap: 1.5rem;
  }

  /* --- FLOATING CTA --- */
  .floating-cta-btn {
    padding: 1rem 2rem;
    font-size: 1rem;
  }

  /* --- MODAL --- */
  .contact-modal-content {
    max-width: 600px;
  }
}

/* ===================================================================
   DESKTOP SMALL (1025px - 1366px)
   ================================================================= */
@media (min-width: 1025px) and (max-width: 1366px) {

  /* --- GÉNÉRAL --- */
  body {
    font-size: 18px;
  }

  .container {
    padding: 0 var(--desktop-padding);
    max-width: 1200px;
  }

  /* --- HEADER / HERO --- */
  .decouverte-header {
    min-height: 100vh;
    height: 100vh;
  }

  .decouverte-hero {
    margin-top: 80px;
    gap: 3rem;
  }

  .decouverte-hero-content {
    max-width: 1200px;
    margin: 0 auto;
  }

  .logoCercleVertueux {
    width: 350px;
  }

  /* --- SECTION MASTERMIND --- */
  .section-mastermind {
    padding: 6rem 0;
  }

  .mastermind-modern-flex {
    max-width: 1200px;
    margin: 0 auto;
    gap: 3rem;
  }

  .mastermind-modern-title {
    font-size: 2.3rem;
  }

  .mastermind-modern-lead {
    font-size: 1.05rem;
  }

  .mastermind-modern-video {
    max-width: 600px;
  }

  .mastermind-modern-cards {
    max-width: 1200px;
    margin: 0 auto;
    gap: 2rem;
  }

  .mastermind-modern-card {
    flex: 1 1 calc(33.333% - 2rem);
    min-width: 280px;
  }

  /* --- SECTION ÉVÉNEMENT --- */
  .event-mastermind-container {
    max-width: 1200px;
    margin: 0 auto;
  }

  .event-mastermind-title {
    font-size: 3rem;
  }

  .event-mastermind-photos {
    max-width: 900px;
  }

  .event-mastermind-cards {
    max-width: 1100px;
    margin: 0 auto;
  }

  /* --- SECTION TÉMOIGNAGES --- */
  .tester-modern-container {
    max-width: 1150px;
    margin: 0 auto;
  }

  .testimonials-carousel-wrapper {
    max-width: 1000px;
    padding: 0 4rem;
  }

  .section-title {
    font-size: 2.4rem;
  }

  .tester-modern-photo {
    width: 85px;
    height: 85px;
  }

  .tester-modern-text {
    font-size: 1rem;
  }

  /* --- SECTION QUI SUIS-JE --- */
  .trainer-hero-container {
    max-width: 1200px;
    margin: 0 auto;
  }

  .trainer-section-title {
    font-size: 3rem;
  }

  .trainer-hero-content {
    max-width: 1150px;
    margin: 0 auto;
    grid-template-columns: 1fr 1.3fr;
  }
}

/* ===================================================================
   DESKTOP MEDIUM (1367px - 1920px) [Full HD]
   ================================================================= */
@media (min-width: 1367px) and (max-width: 1920px) {

  /* --- GÉNÉRAL --- */
  body {
    font-size: 18px;
  }

  .container {
    padding: 0 3rem;
    max-width: var(--container-desktop);
  }

  /* --- HEADER / HERO --- */
  .decouverte-header {
    min-height: 100vh;
    height: 100vh;
  }

  .decouverte-hero {
    margin-top: 80px;
    gap: 3.5rem;
  }

  .decouverte-hero-content {
    max-width: 1400px;
    margin: 0 auto;
  }

  .logoCercleVertueux {
    width: 380px;
  }

  /* --- SECTION MASTERMIND --- */
  .section-mastermind {
    padding: 6rem 0;
  }

  .mastermind-modern-flex {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    gap: 3rem;
  }

  .mastermind-modern-title {
    font-size: 2.5rem;
  }

  .mastermind-modern-lead {
    font-size: 1.1rem;
    line-height: 1.7;
  }

  .mastermind-modern-video {
    max-width: 700px;
  }

  .mastermind-modern-cards {
    max-width: 1400px;
    margin: 0 auto;
    gap: 2rem;
  }

  .mastermind-modern-card {
    flex: 1 1 calc(33.333% - 2rem);
    min-width: 300px;
    padding: 2.5rem 2rem;
  }

  .mastermind-modern-icon {
    font-size: 3rem;
  }

  .mastermind-modern-card h3 {
    font-size: 1.4rem;
  }

  .mastermind-modern-card p {
    font-size: 1.05rem;
  }

  /* --- SECTION PRE-EVENT CTA --- */
  .section-pre-event-cta {
    padding: 4rem 0;
  }

  .pre-event-cta-title {
    font-size: 2.8rem;
  }

  .pre-event-cta-subtitle {
    font-size: 1.6rem;
  }

  /* --- SECTION ÉVÉNEMENT --- */
  .section-event-mastermind {
    padding: 7rem 0;
  }

  .event-mastermind-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
  }

  .event-mastermind-title {
    font-size: 3.2rem;
  }

  .event-mastermind-subtitle {
    font-size: 1.4rem;
    padding: 0.8rem 1.8rem;
  }

  .event-mastermind-photos {
    max-width: 1000px;
    margin: 3rem auto;
  }

  .event-photo-container video {
    border-radius: 20px;
  }

  .event-mastermind-cards {
    max-width: 1200px;
    margin: 0 auto;
    gap: 2rem;
  }

  .event-mastermind-card {
    padding: 2.2rem 1.5rem;
  }

  .event-mastermind-card-icon {
    font-size: 2.2rem;
  }

  .event-mastermind-card h3 {
    font-size: 1.1rem;
  }

  .event-mastermind-card p {
    font-size: 1.1rem;
  }

  .event-mastermind-link {
    font-size: 1.15rem;
    padding: 1.2rem 2.8rem;
  }

  /* --- SECTION TÉMOIGNAGES --- */
  .section-tester-modern {
    padding: 6rem 0;
  }

  .tester-modern-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
  }

  .section-title {
    font-size: 2.6rem;
    margin-bottom: 3.5rem;
  }

  .testimonials-carousel-wrapper {
    max-width: 1150px;
    margin: 0 auto;
    padding: 0 4rem;
  }

  .tester-modern-testimonials-carousel {
    padding: 2.5rem 0;
  }

  .tester-modern-testimonial {
    padding: 2.5rem 2rem;
    gap: 2.5rem;
  }

  .tester-modern-photo {
    width: 90px;
    height: 90px;
  }

  .linkedin-overlay i {
    font-size: 1.8rem;
  }

  .tester-modern-text {
    font-size: 1.05rem;
    line-height: 1.7;
  }

  .tester-modern-author {
    font-size: 1rem;
  }

  .tester-modern-job {
    font-size: 0.9rem;
  }

  .testimonial-nav-btn {
    width: 50px;
    height: 50px;
    border-width: 2px;
  }

  .testimonial-nav-btn i {
    font-size: 1.2rem;
  }

  .testimonials-dots {
    gap: 0.8rem;
    margin-top: 2.5rem;
  }

  .testimonial-dot {
    width: 12px;
    height: 12px;
  }

  /* --- SECTION QUI SUIS-JE --- */
  .section-trainer-hero {
    padding: 6rem 0;
  }

  .trainer-hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
  }

  .trainer-section-title {
    font-size: 3.2rem;
    margin-bottom: 1.2rem;
  }

  .trainer-subtitle {
    font-size: 1.25rem;
    margin-bottom: 3.5rem;
  }

  .trainer-hero-content {
    max-width: 1300px;
    margin: 0 auto;
    grid-template-columns: 1fr 1.4fr;
    gap: 3.5rem;
  }

  .trainer-photo-hero {
    border-radius: 20px;
  }

  .trainer-caption-float {
    font-size: 0.95rem;
    padding: 0.8rem 1.5rem;
  }

  .trainer-nav-btn {
    width: 46px;
    height: 46px;
  }

  .trainer-nav-btn i {
    font-size: 1.3rem;
  }

  .trainer-dot {
    width: 12px;
    height: 12px;
  }

  .trainer-content-card {
    padding: 3rem 2.5rem;
    border-radius: 25px;
  }

  .trainer-name {
    font-size: 2.2rem;
  }

  .trainer-role {
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
  }

  .trainer-story {
    font-size: 1rem;
    line-height: 1.7;
  }

  .trainer-story p {
    margin-bottom: 1rem;
  }

  .trainer-cta-secondary {
    font-size: 1.05rem;
    padding: 1.1rem 2.2rem;
  }

  /* --- FLOATING CTA --- */
  .floating-cta-btn {
    padding: 1.1rem 2.2rem;
    font-size: 1.05rem;
  }

  .floating-cta-icon {
    font-size: 1.3rem;
  }

  .floating-cta-badge {
    font-size: 0.8rem;
    min-width: 24px;
    height: 24px;
  }

  /* --- MODAL --- */
  .contact-modal-content {
    max-width: 650px;
  }

  .contact-modal-header h3 {
    font-size: 2rem;
  }
}

/* ===================================================================
   DESKTOP LARGE (1921px - 2560px) [2K]
   ================================================================= */
@media (min-width: 1921px) and (max-width: 2560px) {

  /* --- GÉNÉRAL --- */
  body {
    font-size: calc(19px * var(--large-font-scale));
  }

  .container {
    padding: 0 4rem;
    max-width: var(--container-wide);
  }

  /* --- HEADER / HERO --- */
  .decouverte-hero {
    margin-top: 100px;
  }

  .decouverte-hero-content {
    max-width: 1600px;
    gap: 4rem;
  }

  .logoCercleVertueux {
    width: 420px;
  }

  /* --- SECTION MASTERMIND --- */
  .section-mastermind {
    padding: 7rem 0;
  }

  .mastermind-modern-flex {
    max-width: 1600px;
    gap: 4rem;
  }

  .mastermind-modern-title {
    font-size: 2.8rem;
  }

  .mastermind-modern-lead {
    font-size: 1.2rem;
  }

  .mastermind-modern-video {
    max-width: 800px;
  }

  .mastermind-modern-cards {
    max-width: 1600px;
    gap: 2.5rem;
  }

  .mastermind-modern-card {
    padding: 3rem 2.5rem;
  }

  .mastermind-modern-icon {
    font-size: 3.5rem;
  }

  .mastermind-modern-card h3 {
    font-size: 1.6rem;
  }

  .mastermind-modern-card p {
    font-size: 1.15rem;
  }

  /* --- SECTION ÉVÉNEMENT --- */
  .event-mastermind-container {
    max-width: 1600px;
  }

  .event-mastermind-title {
    font-size: 3.6rem;
  }

  .event-mastermind-subtitle {
    font-size: 1.6rem;
  }

  .event-mastermind-photos {
    max-width: 1200px;
  }

  .event-mastermind-cards {
    max-width: 1400px;
    gap: 2.5rem;
  }

  .event-mastermind-card {
    padding: 2.5rem 2rem;
  }

  .event-mastermind-card-icon {
    font-size: 2.5rem;
  }

  .event-mastermind-card h3 {
    font-size: 1.2rem;
  }

  .event-mastermind-card p {
    font-size: 1.2rem;
  }

  /* --- SECTION TÉMOIGNAGES --- */
  .tester-modern-container {
    max-width: 1600px;
  }

  .section-title {
    font-size: 2.9rem;
  }

  .testimonials-carousel-wrapper {
    max-width: 1300px;
    padding: 0 4.5rem;
  }

  .tester-modern-testimonial {
    padding: 3rem 2.5rem;
    gap: 3rem;
  }

  .tester-modern-photo {
    width: 100px;
    height: 100px;
  }

  .linkedin-overlay i {
    font-size: 2rem;
  }

  .tester-modern-text {
    font-size: 1.15rem;
    line-height: 1.8;
  }

  .tester-modern-author {
    font-size: 1.1rem;
  }

  .tester-modern-job {
    font-size: 1rem;
  }

  .testimonial-nav-btn {
    width: 55px;
    height: 55px;
  }

  .testimonial-nav-btn i {
    font-size: 1.4rem;
  }

  .testimonial-dot {
    width: 14px;
    height: 14px;
  }

  /* --- SECTION QUI SUIS-JE --- */
  .trainer-hero-container {
    max-width: 1600px;
  }

  .trainer-section-title {
    font-size: 3.6rem;
  }

  .trainer-subtitle {
    font-size: 1.35rem;
  }

  .trainer-hero-content {
    max-width: 1500px;
    gap: 4rem;
  }

  .trainer-caption-float {
    font-size: 1.05rem;
    padding: 1rem 1.8rem;
  }

  .trainer-content-card {
    padding: 3.5rem 3rem;
  }

  .trainer-name {
    font-size: 2.5rem;
  }

  .trainer-role {
    font-size: 1.25rem;
  }

  .trainer-story {
    font-size: 1.1rem;
    line-height: 1.8;
  }

  /* --- MODAL --- */
  .contact-modal-content {
    max-width: 750px;
  }
}

/* ===================================================================
   DESKTOP XL (2561px+) [4K+]
   ================================================================= */
@media (min-width: 2561px) {

  /* --- GÉNÉRAL --- */
  body {
    font-size: calc(20px * var(--large-font-scale));
  }

  .container {
    padding: 0 5rem;
    max-width: var(--container-ultra);
  }

  /* --- HEADER / HERO --- */
  .decouverte-hero-content {
    max-width: 1800px;
  }

  .logoCercleVertueux {
    width: 500px;
  }

  /* --- SECTIONS --- */
  .section-mastermind,
  .section-event-mastermind,
  .section-tester-modern,
  .section-trainer-hero {
    padding: 8rem 0;
  }

  .mastermind-modern-flex,
  .event-mastermind-container,
  .tester-modern-container,
  .trainer-hero-container {
    max-width: 1800px;
  }

  .mastermind-modern-title,
  .event-mastermind-title,
  .trainer-section-title {
    font-size: 4rem;
  }

  .section-title {
    font-size: 3.2rem;
  }

  .mastermind-modern-lead {
    font-size: 1.3rem;
  }

  .mastermind-modern-cards,
  .event-mastermind-cards {
    max-width: 1700px;
    gap: 3rem;
  }

  .mastermind-modern-card,
  .event-mastermind-card {
    padding: 3.5rem 3rem;
  }

  /* --- TÉMOIGNAGES --- */
  .testimonials-carousel-wrapper {
    max-width: 1500px;
    padding: 0 5rem;
  }

  .tester-modern-testimonial {
    padding: 3.5rem 3rem;
  }

  .tester-modern-photo {
    width: 110px;
    height: 110px;
  }

  .tester-modern-text {
    font-size: 1.25rem;
  }

  .testimonial-nav-btn {
    width: 60px;
    height: 60px;
  }

  .testimonial-dot {
    width: 16px;
    height: 16px;
  }

  /* --- QUI SUIS-JE --- */
  .trainer-hero-content {
    max-width: 1700px;
  }

  .trainer-content-card {
    padding: 4rem 3.5rem;
  }

  .trainer-name {
    font-size: 2.8rem;
  }

  .trainer-story {
    font-size: 1.2rem;
  }
}

/* ===================================================================
   OPTIMISATIONS GLOBALES
   ================================================================= */

/* Prévenir le scroll horizontal sur toutes les tailles */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

* {
  box-sizing: border-box;
}

/* Transitions fluides pour le responsive */
* {
  transition: font-size 0.2s ease, padding 0.2s ease, margin 0.2s ease;
}

/* Optimisation des images */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Vidéos responsives */
video, iframe {
  max-width: 100%;
  height: auto;
}

/* Touch targets minimum 44px (accessibilité mobile) */
@media (max-width: 768px) {
  button, .btn, a[role="button"], .testimonial-nav-btn, .trainer-nav-btn {
    min-height: 44px;
    min-width: 44px;
  }
}

/* Optimisation du contraste mobile */
@media (max-width: 768px) {
  .decouverte-hero-logo {
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
  }
}

/* Performance - Réduire les animations sur petits écrans */
@media (max-width: 480px) {
  * {
    animation-duration: 0.6s !important;
  }
}

/* Préférence utilisateur - Mouvement réduit */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Print styles */
@media print {
  .navbar, .floating-cta, .testimonial-nav-btn, .trainer-nav-btn,
  .navbar-toggle, .contact-modal {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }
}