@media (max-width: 1500px) {
  .page-width,
  .navigation-shell {
    width: calc(100% - 72px);
  }

  .navigation-shell {
    grid-template-columns: 280px 1fr 100px;
    gap: 14px;
  }

  .brand-logo { width: 274px; }
  .menu-list > li > a { padding-inline: 8px; font-size: 16px; }
  .information-section { grid-template-columns: minmax(390px, 500px) minmax(0, 1fr); gap: 32px; }
  .solution-copy { padding-left: 32px; }
}

@media (max-width: 1180px) {
  .page-width,
  .navigation-shell { width: calc(100% - 48px); }

  .brand-strip { height: 48px; }
  .brand-strip p { font-size: 11px; }

  .navigation-shell {
    height: 92px;
    grid-template-columns: minmax(240px, 1fr) auto auto;
    gap: 14px;
  }

  .brand-logo { width: 260px; height: 76px; grid-template-columns: 51px 1fr; }
  .brand-logo > img { width: 46px; height: 59px; }
  .brand-words strong { font-size: 18px; }
  .brand-words span { font-size: 10px; }

  .mobile-menu-button {
    width: 42px;
    height: 42px;
    display: grid;
    place-content: center;
    gap: 5px;
    border: 1px solid rgba(203, 185, 157, .32);
    background: transparent;
    cursor: pointer;
  }

  .mobile-menu-button > span:not(.sr-only) {
    width: 20px;
    height: 1px;
    display: block;
    background: var(--beige);
    transition: transform .18s ease, opacity .18s ease;
  }

  .menu-open .mobile-menu-button > span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-open .mobile-menu-button > span:nth-child(2) { opacity: 0; }
  .menu-open .mobile-menu-button > span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .primary-navigation {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    height: auto;
    padding: 8px 24px 18px;
    border-top: 1px solid rgba(203, 185, 157, .2);
    color: var(--ivory);
    background: rgba(16, 17, 15, .99);
    box-shadow: 0 18px 30px rgba(0, 0, 0, .28);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: .18s ease;
  }

  .menu-open .primary-navigation { opacity: 1; visibility: visible; transform: translateY(0); }

  .menu-list { height: auto; display: grid; grid-template-columns: 1fr; }
  .menu-list > li { min-height: 48px; display: block; border-bottom: 1px solid rgba(247, 244, 238, .1); }
  .menu-list > li:not(:first-child)::before,
  .menu-list > li > a::after { display: none; }
  .menu-list > li > a { min-height: 48px; height: auto; justify-content: flex-start; padding: 0 12px; font-size: 15px; }

  .submenu {
    position: static;
    width: 100%;
    padding: 0 8px 8px 24px;
    border: 0;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .submenu a { padding: 7px 10px; text-align: left; }

  .shop-button { grid-column: 2; grid-row: 1; min-width: 84px; }
  .mobile-menu-button { grid-column: 3; grid-row: 1; }

  .hero-section { height: 410px; }
  .information-section { grid-template-columns: minmax(330px, .88fr) minmax(0, 1.12fr); gap: 22px; }
  .support-panel { grid-template-columns: 1fr; }
  .support-contact { padding: 0 0 18px; border-right: 0; border-bottom: 1px solid var(--line); }
  .company-strengths { padding: 16px 0 0; }
  .solution-copy { width: 58%; padding-left: 24px; }
  .solution-image { width: 70%; }
  .solution-features { margin-top: 14px; }
}

@media (max-width: 900px) {
  .page-width,
  .navigation-shell { width: calc(100% - 36px); }
  .information-section { grid-template-columns: 1fr; padding-bottom: 40px; }
  .information-column,
  .showcase-column { gap: 18px; }
  .notice-panel { min-height: 0; }
  .support-panel { grid-template-columns: 1fr 1fr; }
  .support-contact { padding: 0 22px 0 0; border-right: 1px solid var(--line); border-bottom: 0; }
  .company-strengths { padding: 0 0 0 18px; }
  .solution-card,
  .solution-image img { height: 300px; }
  .solution-panel { min-height: 300px; }
  .solution-copy { width: 54%; }
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .featured-product-track { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .page-width,
  .navigation-shell { width: calc(100% - 28px); }

  .brand-strip { height: auto; min-height: 42px; padding: 9px 14px; text-align: center; }
  .brand-strip p { max-width: 100%; overflow: visible; white-space: normal; font-size: 9px; line-height: 1.55; }
  .navigation-shell { height: auto; min-height: 116px; padding-block: 9px; grid-template-columns: 1fr auto; grid-template-rows: auto auto; gap: 7px 10px; }
  .brand-logo { width: 100%; height: 58px; grid-column: 1 / -1; grid-row: 1; grid-template-columns: 39px 1fr; gap: 9px; }
  .brand-logo > img { width: 36px; height: 46px; }
  .brand-words strong { font-size: 14px; }
  .brand-words span { max-width: none; margin-top: 3px; overflow: visible; white-space: normal; font-size: 8px; }
  .shop-button { min-width: 92px; height: 36px; grid-column: 1; grid-row: 2; justify-self: start; gap: 7px; }
  .shop-button span { display: inline; }
  .shop-cart-icon { width: 22px; height: 22px; }
  .mobile-menu-button { width: 38px; height: 38px; grid-column: 2; grid-row: 2; }
  .primary-navigation { padding-inline: 14px; }

  .hero-section { height: 350px; background-position: 58% 52%; }
  .hero-section::after { background: linear-gradient(90deg, rgba(7,8,7,.75), rgba(7,8,7,.38) 70%, rgba(7,8,7,.1)); }
  .hero-content { padding-left: 16px; padding-right: 18px; }
  .hero-content h1 { font-size: clamp(30px, 8.3vw, 38px); line-height: 1.38; }
  .hero-description { margin-top: 20px; font-size: 13px; }
  .hero-description br { display: none; }

  .information-section { display: flex; flex-direction: column; gap: 16px; padding-block: 12px 32px; }
  .information-column,
  .showcase-column { display: contents; }
  .solution-panel { order: 1; }
  .strengths-panel { order: 2; }
  .product-preview { order: 3; }
  .featured-products { order: 4; }
  .support-contact-panel { order: 5; }
  .notice-panel { padding: 14px 16px; }
  .notice-list li { gap: 10px; font-size: 12px; }
  .notice-list time { font-size: 10px; }
  .support-panel { grid-template-columns: 1fr; padding: 17px; }
  .support-contact { padding: 0 0 18px; border-right: 0; border-bottom: 1px solid var(--line); }
  .company-strengths { padding: 16px 0 0; }
  .strengths-panel .company-strengths { padding: 0; }
  .support-contact-panel .support-contact { padding: 0; border-bottom: 0; }

  .solution-card { height: 430px; }
  .solution-panel { min-height: 430px; }
  .solution-image { top: 0; width: 100%; height: 210px; }
  .solution-image img { height: 210px; object-position: 62% center; }
  .solution-card::after { background: linear-gradient(180deg, transparent 0, rgba(232,224,213,.18) 36%, #e8e0d5 49%, #e8e0d5 100%); }
  .solution-copy { width: 100%; height: auto; padding: 222px 18px 52px; }
  .solution-copy h2 { font-size: 23px; }
  .solution-copy > p:not(.solution-kicker) { font-size: 12px; }
  .solution-copy > p br { display: none; }
  .solution-features { margin-top: 12px; }
  .solution-features li { padding-inline: 2px; font-size: 8px; }
  .solution-feature-icon { width: 21px; height: 21px; }
  .solution-controls { bottom: 8px; left: 50%; transform: translateX(-50%); }

  .product-preview .section-heading { margin-inline: 12px; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; padding: 9px 12px 0; }
  .product-card:last-child { grid-column: 1 / -1; }
  .product-card div { min-height: 66px; padding: 8px 10px; }
  .product-card strong { font-size: 13px; }
  .product-card span { font-size: 9px; }

  .featured-products { padding: 14px 10px 15px; }
  .featured-carousel-shell { height: 156px; min-height: 156px; grid-template-columns: 27px minmax(0, 1fr) 27px; gap: 5px; }
  .featured-product-viewport,
  .featured-product-track { height: 156px; }
  .featured-product-track { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
  .featured-product-card img,
  .featured-product-empty { height: 92px; aspect-ratio: auto; }

  .shop-modal { padding: 30px 22px 25px; }
  .shop-modal > p:not(.modal-label) br { display: none; }
  .page-footer { padding: 25px 18px; }
}

@media (max-width: 380px) {
  .brand-logo { width: 100%; }
  .brand-words span { display: block; }
  .notice-list { gap: 10px; }
  .notice-list li { grid-template-columns: minmax(0, 1fr); }
  .notice-list time { display: block; }
  .hero-content h1 { font-size: 29px; }
}