/* Shared mobile header elements */
.menu-toggle-checkbox {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.menu-toggle {
  display: none;
  width: 32px;
  height: 32px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background-color: #0a0a0a;
  display: block;
}

.mobile-nav-header,
.mobile-nav-logo,
.mobile-nav-close,
.mobile-nav-quote {
  display: none;
}

/* =========================
   TABLET (<=1024px)
   ========================= */

@media (max-width: 1024px) {
  .container {
    width: 100%;
    max-width: 100%;
  }

  .section-container,
  .topbar-container,
  .header-container,
  .footer-container {
    padding-left: 32px;
    padding-right: 32px;
  }

  .hero-content,
  .hero-image,
  .about-content,
  .about-image,
  .quality-content,
  .quality-images-grid,
  .scope-content,
  .scope-images {
    width: 100%;
  }

  .compatibility-cards,
  .verification-cards,
  .products-grid-container {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .quality-control .section-container,
  .quality-scope .section-container,
  .about-intro .section-container {
    flex-direction: column;
  }

  .why-cards,
  .cards-section-inner {
    flex-wrap: wrap;
  }

  .why-card,
  .contact-card {
    width: calc(50% - 12px);
  }

  .footer-container {
    flex-direction: column;
  }

  .footer-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

/* =========================
   MOBILE (<=768px)
   ========================= */

@media (max-width: 768px) {
  html,
  body {
    overflow-x: hidden;
  }

  body.menu-open {
    overflow: hidden;
  }

  .topbar {
    display: none;
  }

  .header-main {
    min-height: 64px;
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .container {
    width: 100%;
    max-width: 100%;
  }

  .section-container,
  .topbar-container,
  .header-container,
  .footer-container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .header-container {
    gap: 12px;
    min-height: 56px;
    justify-content: space-between;
    align-items: center;
  }

  .logo {
    width: auto;
    height: 35px;
  }

  .header-container > .btn-primary {
    min-height: 44px;
    padding: 10px 18px;
    font-size: 14px;
    line-height: 20px;
    border-radius: 8px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .navigation {
    position: fixed;
    inset: 0;
    z-index: 110;
    background-color: #03070b;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 22px 0 40px;
    transform: translateX(100%);
    transition: transform 0.25s ease;
  }

  .mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px 22px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
  }

  .mobile-nav-logo {
    display: block;
    width: auto;
    height: 35px;
  }

  .mobile-nav-logo img {
    width: auto;
    height: 100%;
    display: block;
  }

  .mobile-nav-close {
    display: inline-flex;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
  }

  .mobile-nav-close img {
    width: 24px;
    height: 24px;
  }

  .mobile-nav-quote {
    display: flex;
    margin: 24px 20px 18px;
    width: calc(100% - 40px);
    min-height: 56px;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    font-size: 16px;
    line-height: 24px;
    font-weight: 500;
  }

  .nav-link {
    color: #ffffff;
    font-size: 28px;
    line-height: 36px;
    padding: 18px 20px;
  }

  .navigation .nav-link:first-of-type {
    color: #00a86b;
  }

  .nav-link::after,
  .nav-link:hover::after {
    display: none;
  }

  #menu-toggle:checked ~ header .navigation {
    transform: translateX(0);
  }

  .hero,
  .products-hero,
  .quality-hero,
  .contact-hero,
  .machine-compatibility,
  .product-categories,
  .quality-control,
  .quality-verification,
  .quality-scope,
  .products-grid,
  .about-intro,
  .why-level,
  .form-section,
  .cards-section,
  .quote-section {
    padding-top: 40px;
    padding-bottom: 40px;
  }

  .hero-container,
  .product-card,
  .product-card-reverse,
  .quality-control .section-container,
  .quality-scope .section-container,
  .about-intro .section-container,
  .form-section-inner,
  .cards-section-inner,
  .why-cards,
  .product-card-buttons,
  .quote-contacts,
  .scope-images-row {
    flex-direction: column;
  }

  .compatibility-cards,
  .verification-cards,
  .products-grid-container,
  .quality-images-grid,
  .product-features {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .hero-content,
  .hero-image,
  .about-content,
  .about-image,
  .quality-content,
  .quality-images-grid,
  .scope-content,
  .scope-images,
  .feedback-form,
  .form-field,
  .form-input,
  .form-textarea,
  .button-submit,
  .contact-card,
  .why-card,
  .product-card-item,
  .product-image,
  .product-card-image-wrapper {
    width: 100%;
  }

  .hero-content {
    padding-left: 20px;
    padding-right: 20px;
    padding-top: 40px;
    padding-bottom: 24px;
    gap: 24px;
  }

  .hero-heading,
  .hero-body {
    width: 100%;
    height: auto;
  }

  .hero-image {
    position: static;
    height: auto;
  }

  .about-intro .section-container {
    gap: 20px;
  }

  .about-image {
    height: auto;
    border-radius: 14px;
    overflow: hidden;
  }

  .product-image {
    height: auto;
  }

  .product-card-image-wrapper {
    aspect-ratio: 16 / 10;
    height: auto;
    overflow: hidden;
  }

  .verification-card-image {
    aspect-ratio: 16 / 10;
    height: auto;
    overflow: hidden;
  }

  .hero-image img,
  .product-image img,
  .about-image img,
  .scope-image-large img,
  .scope-image-small img,
  .quality-image img,
  .verification-card-image img,
  .product-card-image-wrapper img {
    width: 100%;
    height: 100%;
    max-width: 100%;
    display: block;
    object-fit: cover;
  }

  .quality-image {
    height: auto;
  }

  .btn-primary-wide,
  .btn-secondary_small,
  .quote-content > .btn-secondary,
  .product-card-buttons .btn-primary,
  .product-card-buttons .btn-quote,
  .button-submit {
    width: 100%;
    justify-content: center;
  }

  .hero-heading-white,
  .hero-heading-green,
  .products-hero-heading,
  .quality-hero-heading,
  .contact-hero-heading,
  .about-heading {
    font-size: 40px;
    line-height: 1.2;
  }

  .section-title,
  .scope-heading,
  .quote-heading,
  .quality-heading,
  .form-heading {
    font-size: 32px;
    line-height: 1.25;
  }

  .hero-body,
  .products-hero-subtitle,
  .quality-hero-body,
  .contact-hero-body,
  .about-body,
  .quote-body,
  .section-subtitle {
    font-size: 16px;
    line-height: 1.5;
  }

  .product-card-content,
  .verification-card-content {
    padding: 20px;
  }

  .footer-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .card-modal {
    width: calc(100vw - 40px);
    max-height: calc(100vh - 24px);
    gap: 14px;
  }

  .card-modal-title {
    font-size: 48px;
    line-height: 56px;
  }

  .card-modal-close {
    width: 44px;
    height: 44px;
  }

  .card-modal-close img {
    width: 30px;
    height: 30px;
  }

  .full-slider {
    --stage-height: min(52vh, 420px);
    gap: 12px;
  }

  .full-slider .slide-list {
    border-radius: 14px;
  }

  .full-slider .slider-badge {
    top: 12px;
    right: 12px;
    font-size: 20px;
    line-height: 28px;
    border-radius: 10px;
    padding: 6px 10px;
  }

  .full-slider .slider-arrows-list {
    left: 10px;
    right: 10px;
  }

  .full-slider .slider-arrows-list .arrow {
    width: 52px;
    height: 52px;
  }

  .full-slider .slider-navigation {
    gap: 10px;
  }

  .full-slider .slider-navigation .navigation-item {
    min-width: 112px;
    flex: 0 0 112px;
    height: 92px;
    border-radius: 10px;
  }
}

/* =========================
   SMALL MOBILE (<=480px)
   ========================= */

@media (max-width: 480px) {
  .section-container,
  .topbar-container,
  .header-container,
  .footer-container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .header-container > .btn-primary {
    padding: 10px 14px;
  }

  .hero,
  .products-hero,
  .quality-hero,
  .contact-hero,
  .machine-compatibility,
  .product-categories,
  .quality-control,
  .quality-verification,
  .quality-scope,
  .products-grid,
  .about-intro,
  .why-level,
  .form-section,
  .cards-section,
  .quote-section {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .nav-link {
    font-size: 24px;
    line-height: 32px;
  }

  .hero-heading-white,
  .hero-heading-green,
  .products-hero-heading,
  .quality-hero-heading,
  .contact-hero-heading,
  .about-heading {
    font-size: 34px;
    line-height: 1.2;
  }

  .section-title,
  .scope-heading,
  .quote-heading,
  .quality-heading,
  .form-heading {
    font-size: 28px;
    line-height: 1.25;
  }

  .hero-body,
  .products-hero-subtitle,
  .quality-hero-body,
  .contact-hero-body,
  .about-body,
  .quote-body,
  .section-subtitle {
    font-size: 14px;
    line-height: 1.45;
  }

  .product-card-content,
  .verification-card-content {
    padding: 16px;
  }

  .product-card-buttons {
    gap: 10px;
  }

  .footer-nav {
    grid-template-columns: 1fr;
  }

  .card-modal {
    width: calc(100vw - 24px);
    max-height: calc(100vh - 12px);
  }

  .card-modal-title {
    font-size: 26px;
    line-height: 34px;
  }

  .full-slider {
    --stage-height: min(46vh, 360px);
  }

  .full-slider .slider-navigation .navigation-item {
    min-width: 96px;
    flex: 0 0 96px;
    height: 78px;
  }
}