/* ==========================================================================
   Responsive (démo 2 : site actuel)
   - ≤ 1279px : petits écrans desktop
   - ≤ 1024px : tablette
   - ≤ 767px  : mobile
   ========================================================================== */

@media (max-width: 1279px) {
  .main-nav__list {
    gap: 0 32px;
  }

  .services__header {
    grid-template-columns: minmax(0, 800px) minmax(260px, 1fr);
  }

  .site-footer__main {
    grid-template-columns: minmax(0, 360px) 1fr;
    gap: 48px;
  }

  .site-footer__columns {
    grid-template-columns: 1fr 1fr 1.4fr;
  }
}

@media (max-width: 1024px) {
  :root {
    --gutter: 32px;
    --fs-display: 40px;
    --fs-counter: 60px;
    --fs-h3: 23px;
    --fs-h4: 19px;
    --fs-body: 15px;
    --fs-small: 12px;
    --fs-button: 11px;
    --ls-display: -1.5px;
    --ls-h3: -0.8px;
    --header-height: 72px;
  }

  /* En-tête : logo + menu burger (l'original masque l'en-tête sous 1024px) */
  .site-header__inner {
    display: flex;
    justify-content: space-between;
    gap: 16px;
  }

  .site-header__logo,
  .site-header__logo img {
    width: 170px;
  }

  .nav-toggle {
    display: block;
  }

  .site-header__menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
    padding: 32px var(--gutter) 40px;
    background-color: var(--color-background);
    border-top: 1px solid var(--color-divider);
    box-shadow: 0 16px 24px rgba(41, 26, 60, 0.08);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .site-header.is-open .site-header__menu {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .main-nav__list {
    flex-direction: column;
    align-items: center;
    gap: 22px;
  }

  .site-header__cta {
    justify-self: auto;
  }

  .hero {
    min-height: 0;
    padding-block: 350px 150px;
    text-align: center;
  }

  .hero__content {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .hero__eyebrow {
    justify-content: center;
  }

  .hero__text {
    max-width: 444px;
    margin: 0 auto 20px;
  }

  .about__lead {
    max-width: 574px;
    font-size: 40px;
    letter-spacing: -1.5px;
  }

  .about__lead--upper {
    max-width: none;
    font-size: 31px;
    letter-spacing: 0.6px;
  }

  .services__header {
    grid-template-columns: 588fr 353fr;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: none;
    grid-auto-flow: row;
  }

  .service-card .btn {
    width: 100%;
  }

  /* Blocs deux colonnes (image cadrée à droite sur tablette, comme l'original) */
  .split__media > img {
    object-position: right center;
  }

  .split__title,
  .split__title--vision {
    max-width: none;
    font-size: 40px;
    line-height: 1.1;
  }

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

  .projects__header {
    align-items: flex-start;
  }

  .projects__title {
    width: 100%;
    text-align: center;
  }

  .project-card__label {
    width: 50%;
  }

  .pricing-banner {
    padding-top: 200px;
  }

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

  .price-card__price {
    grid-template-columns: 187px 1fr;
  }

  .cta-video__title,
  .cta-video__title--lg {
    max-width: none;
    font-size: 40px;
  }

  .testimonials__title {
    max-width: none;
    font-size: 40px;
  }

  .faq__title {
    max-width: none;
    font-size: 40px;
  }

  .site-footer__main {
    grid-template-columns: 1fr;
    gap: 64px;
  }

  .site-footer__brand {
    max-width: 538px;
  }

  .site-footer__columns {
    grid-template-columns: 256px 256px 1fr;
  }

  .site-footer__copyright {
    font-size: 26px;
  }

  .contact__form {
    padding-inline: var(--gutter);
  }

  .registration {
    padding-inline: var(--gutter);
  }

  .back-to-top {
    right: 24px;
    bottom: 24px;
  }
}

@media (max-width: 767px) {
  :root {
    --gutter: 20px;
    --fs-display: 35px;
    --fs-counter: 44px;
    --fs-h3: 22px;
    --fs-h4: 19px;
    --fs-body: 15px;
    --ls-display: -1.2px;
    --ls-h3: -0.7px;
    --section-padding: 100px;
    --header-height: 68px;
  }

  .site-header__logo,
  .site-header__logo img {
    width: 150px;
  }

  .hero {
    padding-block: 350px 100px;
    min-height: 785px;
  }

  .hero__title {
    max-width: 338px;
    margin-inline: auto;
  }

  .hero__text {
    max-width: none;
  }

  .about__lead,
  .about__lead--upper {
    font-size: 23px;
    line-height: 1.4;
    letter-spacing: -1.2px;
  }

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

  .about__text {
    max-width: none;
  }

  .about__content .btn {
    width: 100%;
  }

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

  .counter {
    border-right: 0;
  }

  .counter__title {
    font-size: 19px;
    letter-spacing: -0.7px;
  }

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

  .services__header .section-title {
    font-size: 26px;
    line-height: 1.4;
  }

  .services__action .btn {
    width: 100%;
  }

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

  .service-card__icon {
    width: 41px;
    height: 41px;
  }

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

  .split--reverse-mobile .split__panel {
    order: -1;
  }

  .split__panel {
    padding: 100px 20px;
  }

  .split--extra-space .split__panel {
    padding-bottom: 140px;
  }

  .split__media > img {
    object-position: center;
  }

  .split__title {
    font-size: 26px;
    line-height: 1.4;
  }

  .split__title--lg {
    font-size: 35px;
    line-height: 1.1;
  }

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

  .feature__text {
    line-height: 24px;
  }

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

  .project-card__label {
    width: 90%;
    max-width: none;
    margin: 0 0 16px;
  }

  .price-card__price {
    grid-template-columns: auto 1fr;
    gap: 16px;
  }

  .cta-video__title,
  .cta-video__title--lg {
    font-size: 27px;
    line-height: 1.7;
  }

  .cta-video .btn {
    width: 100%;
  }

  /* Témoignages : défilement horizontal, comme le carrousel mobile d'origine */
  .testimonials__title {
    font-size: 35px;
    line-height: 1.25;
  }

  .testimonials__row,
  .testimonials__row--2,
  .testimonials__row--3 {
    display: flex;
    gap: 20px;
    margin-inline: calc(-1 * var(--gutter));
    padding-inline: var(--gutter);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: var(--gutter);
    scrollbar-width: none;
  }

  .testimonials__row::-webkit-scrollbar {
    display: none;
  }

  .testimonial {
    flex: 0 0 100%;
    scroll-snap-align: start;
  }

  .faq__title {
    font-size: 35px;
  }

  .accordion__trigger {
    padding: 14px 20px;
  }

  .accordion__content {
    padding: 10px 20px 24px;
  }

  .site-footer__main {
    gap: 64px;
    text-align: center;
  }

  .site-footer__brand {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .site-footer__brand img {
    width: 315px;
    max-width: 100%;
  }

  .site-footer__about {
    margin-top: 40px;
  }

  .site-footer__columns {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .site-footer__title {
    margin-bottom: 20px;
  }

  .social-links {
    justify-content: center;
    padding-left: 0;
  }

  .site-footer__copyright {
    font-size: 24px;
  }

  .page-banner,
  .pricing-banner {
    padding-top: 200px;
  }

  .breadcrumb__list,
  .breadcrumb__item {
    gap: 12px;
  }

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

  .form__heading {
    font-size: 22px;
    line-height: 28px;
    letter-spacing: -1px;
  }

  .registration {
    padding: 40px var(--gutter) 80px;
  }

  .registration__actions .form__submit,
  .contact__submit {
    width: 100%;
  }

  .contact__form {
    padding-inline: var(--gutter);
  }

  .contact__title {
    font-size: 26px;
    line-height: 30px;
  }

  .contact__help-title {
    font-size: 22px;
    line-height: 28px;
  }

  .contact__map iframe {
    height: 400px;
  }

  .chat-widget {
    left: 16px;
    bottom: 16px;
  }

  .back-to-top {
    right: 16px;
    bottom: 20px;
  }
}

@media (max-width: 380px) {
  :root {
    --fs-display: 32px;
  }

  .project-card__title {
    font-size: 20px;
  }
}