/* ============================================
   RUDEK Côte d'Azur — Responsive Styles
   Mobile-first approach
   ============================================ */

/* --- Tablet: max 1024px --- */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px;
  }

  .header__nav {
    gap: 24px;
  }

  .header__nav-link {
    font-size: 0.75rem;
  }

  .competences-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .about-columns {
    gap: 40px;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .key-figures {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .prestation-block {
    gap: 40px;
  }

  .realisations-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    gap: 40px;
  }
}

/* --- Tablet Small: max 768px --- */
@media (max-width: 768px) {
  :root {
    --section-padding: 60px;
    --container-padding: 20px;
  }

  /* Header: show burger, hide desktop nav */
  .header__nav {
    display: none;
  }

  .header__actions .header__lang {
    display: none;
  }

  .header__actions .header__cta {
    display: none;
  }

  .burger {
    display: flex;
  }

  /* Hero */
  .hero {
    min-height: 500px;
  }

  /* Show hero CTA button on mobile */
  .hero__content > .btn.btn--primary {
    display: inline-flex;
  }

  .hero__logo svg,
  .hero__logo img {
    height: 60px;
  }

  .hero--small {
    height: 40vh;
    min-height: 300px;
  }

  /* Stats */
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  /* Competences */
  .competences-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .competence-card {
    padding: 24px 16px;
  }

  /* Projects */
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .project-card__overlay {
    opacity: 1;
    background: linear-gradient(to top, rgba(26,26,26,0.8) 0%, transparent 60%);
  }

  /* Advantages */
  .advantages-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .advantage-card {
    padding: 30px 20px;
  }

  /* Testimonials */
  .testimonial {
    padding: 0 16px;
  }

  /* About */
  .about-columns {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .about-columns__image {
    order: -1;
    aspect-ratio: 16/9;
  }

  /* Values */
  .values-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .value-card {
    padding: 24px 16px;
  }

  /* Key Figures */
  .key-figures {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  /* Prestations */
  .prestation-block {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 50px 0;
  }

  .prestation-block--reverse {
    direction: ltr;
  }

  .prestation-block__image {
    order: -1;
  }

  /* Realisations */
  .realisations-grid {
    grid-template-columns: 1fr;
  }

  /* Filters */
  .filters {
    gap: 8px;
  }

  .filter-btn {
    padding: 8px 16px;
    font-size: 0.75rem;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  /* Modal */
  .modal__body {
    padding: 30px;
  }

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

  /* Footer */
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  /* CTA Section */
  .cta-section__contacts {
    flex-direction: column;
    gap: 16px;
  }

  /* Process */
  .process-step {
    gap: 20px;
    padding-bottom: 36px;
  }

  .process-step__number {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }

  .process-step::after {
    left: 20px;
    top: 40px;
  }

  /* Map */
  .map-container {
    height: 300px;
  }
}

/* --- Mobile: max 480px --- */
@media (max-width: 480px) {
  :root {
    --section-padding: 48px;
    --container-padding: 16px;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.3rem;
  }

  .section__header {
    margin-bottom: 40px;
  }

  .btn {
    padding: 14px 28px;
    font-size: 0.8rem;
    width: 100%;
    text-align: center;
  }

  /* Stats */
  .stats {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .stat__number {
    font-size: 2rem;
  }

  /* Competences */
  .competences-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .competence-card {
    padding: 20px 10px;
  }

  .competence-card__icon {
    width: 36px;
    height: 36px;
    margin-bottom: 10px;
  }

  .competence-card__title {
    font-size: 0.7rem;
  }

  /* Values */
  .values-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* Key Figures */
  .key-figures {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .key-figure__number {
    font-size: 2.5rem;
  }

  /* Hero */
  .hero__scroll {
    bottom: 24px;
  }

  .hero__logo {
    margin-bottom: 24px;
  }

  .hero__logo svg,
  .hero__logo img {
    height: 50px;
  }

  /* Testimonials nav */
  .testimonials__btn {
    width: 40px;
    height: 40px;
  }

  /* Suppliers */
  .suppliers-marquee__item {
    padding: 8px 16px;
    font-size: 0.75rem;
  }

  /* Mobile menu */
  .mobile-menu__link {
    font-size: 1.5rem;
  }

  /* Prestation tags */
  .prestation-block__list {
    gap: 6px;
  }

  .prestation-block__tag {
    font-size: 0.75rem;
    padding: 6px 12px;
  }

  /* Before/After */
  .before-after__handle {
    width: 36px;
    height: 36px;
  }

  /* Zone cities */
  .zone-cities__city {
    font-size: 0.75rem;
    padding: 6px 12px;
  }
}

/* --- Large Desktop: min 1400px --- */
@media (min-width: 1400px) {
  :root {
    --container-width: 1320px;
  }
}