/* ============================================================
   STHD — responsive system
   Breakpoints: 1200 / 992 / 768 / 560
   ============================================================ */

/* ---------- ≤ 1200px : laptop ---------- */
@media (max-width: 1200px) {
  .projects-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .carousel-slide {
    flex-basis: calc((100% - 45px) / 2);
  }
  .carousel-track {
    gap: 45px;
  }
}

/* ---------- ≤ 992px : tablet ---------- */
@media (max-width: 992px) {
  :root {
    --header-h: 118px;
  }

  .site-header {
    padding: 20px 28px 6px;
  }
  .site-main {
    padding: 0 28px 26px;
  }
  .site-footer {
    padding: 0 28px 28px;
  }

  .site-logo svg {
    width: 92px;
  }
  .header-controls {
    gap: 22px;
  }
  .header-tagline {
    font-size: 9.5px;
  }

  .menu-close {
    inset-inline-end: 28px;
    top: 28px;
  }

  .carousel {
    padding: 0 40px;
  }
  .blog-grid {
    gap: 26px;
  }

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

  .about-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .about-media {
    max-width: 560px;
  }

  .services-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

/* ---------- ≤ 768px : mobile ---------- */
@media (max-width: 768px) {
  :root {
    --header-h: 104px;
  }

  .site-header {
    padding: 16px 20px 4px;
  }
  .site-main {
    padding: 0 20px 22px;
  }
  .site-footer {
    padding: 0 20px 24px;
  }

  .header-inner {
    gap: 16px;
  }
  .site-logo svg {
    width: 74px;
  }
  .header-controls {
    gap: 16px;
  }
  .lang-switch {
    font-size: 12px;
  }
  .hamburger {
    width: 32px;
    height: 15px;
  }

  .header-tagline {
    display: none;
  }

  .carousel {
    padding: 0 30px;
  }
  .carousel-track {
    gap: 24px;
  }
  .carousel-slide {
    flex-basis: 100%;
  }
  .card-caption h2,
  .card-caption h3 {
    font-size: 18px;
  }
  .stat-number {
    font-size: 76px;
  }

  .carousel-dots {
    margin-top: 18px;
  }

  .page-title {
    margin: 26px 0 18px;
  }
  .page-title h1,
  .page-title h2 {
    font-size: 19px;
  }

  .home-intro {
    margin-top: 34px;
  }
  .home-intro h2 {
    font-size: 16px;
  }
  .home-intro p {
    font-size: 12.5px;
  }

  .filter-bar {
    padding: 0 34px;
    margin-bottom: 24px;
  }
  .filter-chip {
    font-size: 13px;
    padding: 7px 16px;
  }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .project-card figcaption {
    font-size: 12px;
  }

  .project-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
  .project-title h1 {
    font-size: 21px;
  }
  .project-meta {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .blog-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .article-head h1 {
    font-size: 21px;
  }
  .article-images {
    grid-template-columns: repeat(2, 1fr);
  }
  .related-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .about-facts {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
  .fact-num {
    font-size: 20px;
  }

  .contact-row .c-value {
    font-size: 14.5px;
  }

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

  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 6px;
  }
}

/* ---------- ≤ 560px : small mobile ---------- */
@media (max-width: 560px) {
  .site-logo svg {
    width: 64px;
  }
  .hamburger {
    width: 28px;
    height: 14px;
  }

  .menu-nav a {
    font-size: 22px;
  }
  .menu-nav ul {
    gap: 24px;
  }

  .project-meta {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .project-gallery {
    gap: 8px;
  }
  .projects-grid {
    gap: 12px;
  }

  .map-actions {
    flex-direction: column;
    align-items: center;
  }

  .about-facts {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- touch devices: no hover-dependent visuals ---------- */
@media (hover: none) {
  .img-hover img {
    filter: grayscale(1);
  }
  .card-link:active .img-hover img,
  .img-hover:active img {
    filter: grayscale(0);
  }
}
/* ============================================================
   Mobile carousel controls
   Arrows stay beside the image and never overlap it
   ============================================================ */

@media (max-width: 768px) {
  .carousel[data-carousel] {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr) 28px;
    grid-template-rows: auto auto;
    column-gap: 6px;
    width: 100%;
    max-width: 100%;
    padding: 0;
    overflow: visible;
    direction: ltr;
  }

  .carousel[data-carousel] .carousel-viewport {
    grid-column: 2;
    grid-row: 1;
    width: 100%;
    min-width: 0;
    overflow: hidden;
  }

  .carousel[data-carousel] .carousel-track {
    direction: rtl;
    gap: 14px;
    width: 100%;
  }

  /* The arrow grid stays LTR; slide direction follows the page language. */
  html[dir="ltr"] .carousel[data-carousel] .carousel-track {
    direction: ltr;
  }

  .carousel[data-carousel] .carousel-slide {
    flex: 0 0 100%;
    min-width: 0;
  }

  .carousel[data-carousel] .carousel-arrow {
    position: static;
    grid-row: 1;
    align-self: center;
    justify-self: center;
    display: grid;
    place-items: center;
    width: 28px;
    height: 36px;
    padding: 0;
    margin: 0;
    transform: none;
    z-index: 5;
  }
  .fix {
    position: relative;
    top: 10%;
  }

  .carousel[data-carousel] .carousel-arrow.prev {
    grid-column: 1;
    left: auto;
    right: auto;
  }

  .carousel[data-carousel] .carousel-arrow.next {
    grid-column: 3;
    left: auto;
    right: auto;
  }

  .carousel[data-carousel] .carousel-dots {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    margin-top: 18px;
  }
}

@media (max-width: 560px) {
  .carousel[data-carousel] {
    grid-template-columns: 22px minmax(0, 1fr) 22px;
    column-gap: 5px;
  }

  .carousel[data-carousel] .carousel-arrow {
    width: 22px;
    height: 32px;
  }

  .carousel[data-carousel] .carousel-track {
    gap: 10px;
  }
}