:root {
  --catalog-header-offset: 114px;
}

html {
  scroll-padding-top: var(--catalog-header-offset);
}

@media (min-width: 1200px) {
  .catalog-workspace > .filter-panel,
  .catalog-workspace > .request-panel {
    top: var(--catalog-header-offset) !important;
    max-height: calc(100dvh - var(--catalog-header-offset) - 18px) !important;
    overflow-y: auto !important;
    overscroll-behavior: contain;
  }
}

.catalog-mobile-cart,
.catalog-request-close {
  display: none;
}

@media (max-width: 1199px) {
  :root {
    --catalog-gutter: clamp(14px, 3.5vw, 28px);
  }

  body .site-header {
    position: sticky !important;
    top: 0;
    z-index: 1000;
  }

  body .catalog-mobile-nav {
    position: fixed !important;
    inset: 76px 0 0 !important;
    width: 100% !important;
    height: calc(100dvh - 76px) !important;
    padding: 24px var(--catalog-gutter) max(28px, env(safe-area-inset-bottom)) !important;
    overflow-y: auto;
    background: rgba(6, 7, 6, 0.985) !important;
    backdrop-filter: blur(18px);
  }

  body .catalog-mobile-nav[hidden] {
    display: none !important;
  }

  body .catalog-mobile-nav a {
    min-height: 52px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  }

  body .catalog-menu-toggle {
    position: relative;
    width: 48px !important;
    height: 48px !important;
  }

  body .catalog-menu-toggle span {
    position: absolute !important;
    left: 13px !important;
    width: 20px !important;
    height: 1px !important;
    transform-origin: center !important;
  }

  body .catalog-menu-toggle span:nth-child(1) {
    top: 17px !important;
  }

  body .catalog-menu-toggle span:nth-child(2) {
    top: 23px !important;
  }

  body .catalog-menu-toggle span:nth-child(3) {
    top: 29px !important;
  }

  body .catalog-menu-toggle[aria-expanded="true"] span:nth-child(1) {
    top: 23px !important;
    transform: rotate(45deg) !important;
  }

  body .catalog-menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0 !important;
    transform: none !important;
  }

  body .catalog-menu-toggle[aria-expanded="true"] span:nth-child(3) {
    top: 23px !important;
    transform: rotate(-45deg) !important;
  }

  .catalog-workspace {
    padding-inline: var(--catalog-gutter) !important;
    padding-bottom: 100px !important;
  }

  .filter-panel {
    overflow: visible !important;
  }

  .catalog-filter-stack {
    display: grid !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 10px !important;
  }

  .filter-trigger {
    min-height: 62px !important;
  }

  .filter-popover {
    position: fixed !important;
    z-index: 1200 !important;
    inset: auto var(--catalog-gutter) max(14px, env(safe-area-inset-bottom)) !important;
    width: auto !important;
    max-height: min(66dvh, 560px) !important;
    padding: 16px !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 8px !important;
    background: #111311 !important;
    box-shadow: 0 -24px 70px rgba(0, 0, 0, 0.7);
  }

  .filter-search input {
    min-height: 50px !important;
    font-size: 16px !important;
  }

  .filter-options {
    max-height: calc(min(66dvh, 560px) - 92px) !important;
    overscroll-behavior: contain;
  }

  .filter-options label {
    min-height: 48px !important;
  }

  .request-panel {
    position: fixed !important;
    z-index: 1300 !important;
    inset: auto 0 0 !important;
    width: 100% !important;
    max-height: min(88dvh, 720px) !important;
    padding: 54px var(--catalog-gutter) max(24px, env(safe-area-inset-bottom)) !important;
    overflow-y: auto !important;
    border-radius: 10px 10px 0 0 !important;
    transform: translateY(105%);
    transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 -24px 80px rgba(0, 0, 0, 0.72);
  }

  .request-panel.is-mobile-open {
    transform: translateY(0);
  }

  .catalog-request-close {
    display: grid;
    place-items: center;
    position: absolute;
    top: 14px;
    right: var(--catalog-gutter);
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 50%;
    background: #171917;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
  }

  .catalog-mobile-cart {
    display: flex;
    position: fixed;
    z-index: 1100;
    left: var(--catalog-gutter);
    right: var(--catalog-gutter);
    bottom: max(12px, env(safe-area-inset-bottom));
    min-height: 58px;
    padding: 8px 10px 8px 18px;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border: 1px solid rgba(235, 221, 5, 0.35);
    border-radius: 8px;
    background: rgba(13, 15, 13, 0.96);
    color: #fff;
    box-shadow: 0 18px 46px rgba(0, 0, 0, 0.52);
    backdrop-filter: blur(16px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  body:has(.filter-dropdown.is-open) .catalog-mobile-cart {
    opacity: 0;
    pointer-events: none;
    transform: translateY(18px);
  }

  .catalog-mobile-cart strong {
    display: block;
    font-size: 14px;
    font-weight: 560;
  }

  .catalog-mobile-cart span {
    color: rgba(255, 255, 255, 0.55);
    font-size: 12px;
  }

  .catalog-mobile-cart b {
    display: grid;
    min-width: 40px;
    height: 40px;
    place-items: center;
    border-radius: 5px;
    background: #ebdd05;
    color: #090a09;
    font-size: 16px;
  }

  body.catalog-request-open {
    overflow: hidden;
  }
}

@media (max-width: 540px) {
  .catalog-hero {
    min-height: 560px !important;
  }

  .catalog-filter-stack {
    grid-template-columns: 1fr !important;
  }

  .filter-panel .panel-heading {
    margin-bottom: 14px !important;
  }

  .filter-condition > div {
    display: flex !important;
    flex-wrap: wrap;
    gap: 8px !important;
  }

  .filter-condition label {
    min-height: 44px;
  }

  .catalog-tabs {
    overflow-x: auto !important;
    flex-wrap: nowrap !important;
    scrollbar-width: none;
    scroll-snap-type: x proximity;
  }

  .catalog-tabs::-webkit-scrollbar {
    display: none;
  }

  .catalog-tabs button {
    flex: 0 0 auto;
    min-height: 46px;
    scroll-snap-align: start;
  }

  .parts-grid {
    gap: 14px !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .request-panel {
    transition: none !important;
  }
}