.site-header .header-inner { width: min(1265px, calc(100% - 36px)); gap: 20px; }
.site-header nav { gap: clamp(10px, 1.35vw, 20px); }
.site-header nav > a { white-space: nowrap; }
.parts-menu { position: relative; flex-shrink: 0; }
.parts-trigger { display: flex; align-items: center; gap: 6px; padding: 15px 0; border: 0; background: none; color: #26282c; font: 500 .76rem/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; cursor: pointer; white-space: nowrap; }
.parts-chevron { width: 6px; height: 6px; border-right: 1px solid; border-bottom: 1px solid; transform: rotate(45deg) translateY(-2px); transition: transform .16s; }
.parts-menu.is-open .parts-chevron { transform: rotate(225deg) translate(-2px, -1px); }
.parts-dropdown { display: none; position: absolute; top: 100%; left: -14px; width: 200px; padding: 5px; background: #e7e7e9; border: 1px solid #dcdce0; border-radius: 11px; box-shadow: 0 12px 28px #00000015; z-index: 70; }
.parts-menu.is-open .parts-dropdown { display: grid; }
.parts-dropdown a { display: block; padding: 10px 12px; border-radius: 6px; text-decoration: none; font-size: 14px; font-weight: 400; color: #303038; }
.parts-dropdown a:hover, .parts-dropdown a:focus-visible { background: #fff9; color: #000; outline: none; }
.parts-trigger:focus-visible { outline: 2px solid #06c; outline-offset: 3px; border-radius: 4px; }
.parts-mobile { display: none; }
.parts-page { background: #f5f5f7; }
.parts-shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.parts-intro { padding: 20px 0 24px; }
.parts-breadcrumb { margin-bottom: 14px; color: #6e6e73; font-size: 12px; }
.parts-breadcrumb a { text-decoration: none; }
.parts-intro-panel { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 36px; align-items: center; overflow: hidden; padding: 34px 44px; border: 1px solid #dedee3; border-radius: 22px; background: #fff; color: #1d1d1f; box-shadow: 0 10px 24px #00000006; }
.parts-intro-panel::after { display: none; }
.parts-intro-copy { position: relative; z-index: 1; }
.parts-intro .eyebrow { color: #06c; font-size: 10px; letter-spacing: .15em; font-weight: 650; margin-bottom: 18px; }
.parts-intro h1 { font-size: clamp(34px, 4.2vw, 52px); line-height: 1.02; letter-spacing: -.05em; margin: 0 0 14px; }
.parts-intro h1 span { color: #06c; }
.parts-intro .parts-lead { max-width: 560px; font-size: 15px; color: #6e6e73; line-height: 1.5; margin-bottom: 0; }
.parts-tax-note { display: inline-flex; align-items: center; gap: 8px; margin: 16px 0 0; padding: 7px 11px; border: 1px solid #dfe9f5; border-radius: 7px; color: #536b85; background: #f3f7fc; font-size: 11px; font-weight: 500; }
.parts-tax-note::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: #06c; box-shadow: 0 0 0 4px rgba(0, 102, 204, .08); }
.parts-intro-categories { display: grid; gap: 12px; }
.parts-category-tile { position: relative; z-index: 1; display: flex; align-items: center; gap: 14px; min-height: 82px; padding: 15px 17px; border: 1px solid #dedee3; border-radius: 15px; background: #f8f8fa; color: #1d1d1f; text-decoration: none; transition: border-color .2s, background .2s, transform .2s; }
.parts-category-tile:hover { border-color: #8fb8e8; background: #f3f7fc; transform: translateX(-4px); }
.parts-category-tile:focus-visible { outline: 2px solid #06c; outline-offset: 3px; }
.parts-category-tile svg { width: 34px; height: 40px; flex-shrink: 0; color: #06c; }
.parts-category-tile strong { display: block; margin-bottom: 5px; font-size: 17px; font-weight: 600; }
.parts-category-tile small { font-size: 11px; color: #6e6e73; }
.parts-tile-arrow { margin-left: auto; color: #06c; font-size: 20px; }
.parts-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 10px 0 28px; }
.parts-search { display: flex; flex: 1; min-width: 180px; flex-direction: column; gap: 7px; color: #6e6e73; font-size: 12px; }
.parts-search input { width: 100%; min-height: 44px; border: 1px solid #d2d2d7; border-radius: 10px; padding: 12px 14px; background: #fff; color: #1d1d1f; font: 14px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; }
.parts-search input:focus-visible { outline: 2px solid #06c; outline-offset: 2px; }
.parts-empty { grid-column: 1 / -1; padding: 32px 20px; border-radius: 15px; background: #fff; color: #6e6e73; text-align: center; line-height: 1.6; }
.parts-tabs { display: flex; padding: 5px; border: 1px solid #dedee2; border-radius: 30px; background: #ebebed; gap: 4px; }
.parts-tabs a { padding: 11px 25px; border-radius: 24px; font-size: 14px; text-decoration: none; font-weight: 600; color: #6e6e73; }
.parts-tabs a[aria-current="page"] { background: #fff; color: #1d1d1f; box-shadow: 0 2px 5px #00000009; }
.parts-filter { display: flex; align-items: center; gap: 12px; font-size: 13px; color: #6e6e73; }
.parts-filter select { max-width: 230px; padding: 12px 34px 12px 14px; border: 1px solid #d2d2d7; border-radius: 10px; background: #fff; color: #1d1d1f; font: inherit; }
.parts-results-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; font-size: 12px; color: #6e6e73; gap: 12px; }
.parts-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.part-card { display: flex; flex-direction: column; padding: 20px; background: #fff; border: 1px solid #e8e8ec; border-radius: 20px; transition: box-shadow .2s, transform .2s; }
.part-card:hover { box-shadow: 0 12px 32px #00000008; transform: translateY(-3px); }
.part-image { height: 220px; display: grid; place-items: center; margin: 0 0 20px; }
.part-image img { width: 100%; height: 100%; max-height: 220px; object-fit: contain; }
.part-image-missing { text-align: center; color: #86868b; font-size: 12px; line-height: 1.6; }
.part-image-missing > span { display: block; font-size: 38px; color: #c5c5cb; margin-bottom: 10px; }
.part-image-missing p { margin: 0; }
.part-label { color: #bf4918; font-size: 10px; font-weight: 650; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 9px; }
.part-card h2 { font-size: 19px; line-height: 1.25; letter-spacing: -.02em; margin: 0 0 6px; }
.part-description { font-size: 12px; line-height: 1.5; color: #6e6e73; min-height: 36px; margin-bottom: 12px; }
.part-price { margin-top: auto; padding-top: 16px; border-top: 1px solid #eeeef1; }
.part-price strong { display: block; font-size: 22px; letter-spacing: -.03em; }
.part-price small { display: block; margin: 6px 0 18px; font-size: 11px; color: #6e6e73; }
.part-source { display: flex; align-items: center; justify-content: space-between; gap: 6px; color: #06c; font-size: 12px; text-decoration: none; }
.part-source:hover { text-decoration: underline; }
.part-add { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 44px; padding: 11px 15px; border: 1px solid var(--blue); border-radius: 10px; background: var(--blue); color: #fff; font: 600 13px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; cursor: pointer; transition: background .18s, border-color .18s, transform .18s; }
.part-add:hover { background: var(--blue-hover); border-color: var(--blue-hover); color: white; transform: translateY(-1px); }
.part-add > span { font-size: 20px; line-height: 1; }
.parts-cart-open { overflow: hidden; }
.cart-toggle { position: fixed; right: 24px; bottom: 24px; z-index: 80; display: flex; align-items: center; gap: 12px; min-height: 56px; padding: 13px 18px; border: 1px solid #ffffff24; border-radius: 18px; background: #242424; color: white; font: 600 14px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; box-shadow: 0 8px 30px #0003; cursor: pointer; }
.cart-toggle:hover { background: #3b3b3b; }
.cart-toggle svg { width: 23px; height: 23px; }
.cart-badge { display: grid; place-items: center; min-width: 25px; height: 25px; padding: 0 6px; border-radius: 20px; background: #c45b32; font-size: 12px; }
.parts-cart { position: fixed; inset: 0 0 0 auto; margin: 0; padding: 0; width: min(440px, 100%); max-width: 100%; height: 100vh; height: 100dvh; max-height: 100dvh; border: 0; background: #fff; color: #1d1d1f; box-shadow: -16px 0 60px #0002; }
.parts-cart[open] { display: flex; flex-direction: column; animation: cart-slide-in .2s ease-out; }
.parts-cart::backdrop { background: #10101566; }
.cart-heading { display: flex; align-items: center; justify-content: space-between; padding: 28px 24px 20px; border-bottom: 1px solid #eeeef1; }
.cart-heading h2 { font-size: 27px; line-height: 1.2; letter-spacing: -.03em; margin-bottom: 5px; }
.cart-heading p { margin: 0; font-size: 12px; color: #6e6e73; }
.cart-close { width: 42px; height: 42px; border: 0; border-radius: 50%; background: #f5f5f7; color: #444; font-size: 28px; cursor: pointer; }
.cart-items { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: 0 24px; }
.cart-item { display: flex; align-items: flex-start; gap: 18px; padding: 24px 0; border-bottom: 1px solid #eeeef1; }
.cart-item-image { display: grid; place-items: center; width: 74px; min-height: 90px; flex-shrink: 0; color: #a4a4ac; background: #fafafa; border-radius: 10px; }
.cart-item-image img { width: 68px; height: 80px; object-fit: contain; }
.cart-item-image > span { font-size: 32px; }
.cart-item-content { flex: 1; min-width: 0; }
.cart-item h3 { font-size: 16px; line-height: 1.3; margin: 0 0 5px; }
.cart-item p { font-size: 12px; color: #6e6e73; margin: 0 0 3px; }
.cart-item small { color: #86868b; font-size: 10px; overflow-wrap: anywhere; }
.cart-item strong { display: block; font-size: 16px; margin-top: 12px; }
.cart-item-actions { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 12px; }
.cart-quantity { display: flex; align-items: center; border: 1px solid #dedee3; border-radius: 9px; overflow: hidden; }
.cart-quantity button { width: 36px; height: 36px; border: 0; background: #fafafa; font-size: 20px; color: #333; cursor: pointer; }
.cart-quantity button:disabled { color: #b6b6bc; cursor: default; }
.cart-quantity > span { min-width: 28px; text-align: center; font-size: 13px; }
.cart-remove { min-height: 36px; padding: 0 2px; border: 0; background: none; color: #8c5541; font-size: 12px; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.cart-summary { padding: 22px 24px max(24px, env(safe-area-inset-bottom)); background: #faf9f7; border-top: 1px solid #e9e5e0; }
.cart-summary > div { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.cart-summary strong { font-size: 24px; letter-spacing: -.035em; }
.cart-summary p { font-size: 11px; line-height: 1.5; color: #6e6e73; margin: 8px 0 18px; }
.cart-summary > button { width: 100%; min-height: 46px; border: 0; border-radius: 11px; background: #242424; color: #fff; font: 600 13px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; cursor: pointer; }
.cart-summary-actions { display: grid; grid-template-columns: .8fr 1.2fr; gap: 9px; }
.cart-summary-actions button { min-height: 46px; border-radius: 11px; font: 600 13px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; cursor: pointer; }
.cart-back-button { border: 1px solid #d7d7dc; background: #fff; color: #3f3f44; }
.cart-checkout-button { border: 0; background: var(--blue); color: #fff; }
.cart-checkout-button:hover { background: var(--blue-hover); }
.checkout-view { flex: 1; min-height: 0; overflow-y: auto; padding: 24px; }
.checkout-heading { margin-bottom: 22px; }
.checkout-back { padding: 0; border: 0; background: none; color: var(--blue); font: 600 12px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; cursor: pointer; }
.checkout-heading h2 { margin: 22px 0 6px; font-size: 28px; line-height: 1.15; letter-spacing: -.03em; }
.checkout-heading p { margin: 0; color: #6e6e73; font-size: 13px; line-height: 1.5; }
#checkoutForm { display: grid; gap: 14px; }
#checkoutForm label { display: grid; gap: 6px; color: #44444b; font-size: 12px; font-weight: 600; }
#checkoutForm input, #checkoutForm select, #checkoutForm textarea { width: 100%; border: 1px solid #d2d2d7; border-radius: 9px; padding: 11px 12px; background: #fff; color: #1d1d1f; font: 14px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; }
#checkoutForm textarea { resize: vertical; min-height: 76px; }
#checkoutForm input:focus-visible, #checkoutForm select:focus-visible, #checkoutForm textarea:focus-visible { outline: 2px solid var(--blue); outline-offset: 1px; }
.checkout-two-col, .business-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.checkout-section-title { padding-top: 8px; border-top: 1px solid #eeeef1; color: #1d1d1f; font-size: 17px; font-weight: 650; }
.checkout-consent { display: flex !important; grid-template-columns: none !important; grid-template-rows: none !important; grid-auto-flow: column; grid-auto-columns: max-content 1fr; align-items: start; gap: 8px !important; font-weight: 400 !important; line-height: 1.45; }
.checkout-consent input { width: 16px !important; height: 16px; margin: 1px 0 0; accent-color: var(--blue); }
.checkout-submit { min-height: 48px; border: 0; border-radius: 11px; background: var(--blue); color: #fff; font: 600 13px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; cursor: pointer; }
.checkout-submit:hover { background: var(--blue-hover); }
.checkout-payment-note, .checkout-form-status { margin: 0; color: #6e6e73; font-size: 11px; line-height: 1.55; }
.checkout-form-status { color: #2e704b; font-weight: 600; }
.order-complete { overflow-y: auto; padding: 30px 24px 24px; }
.order-success-mark { display: grid; place-items: center; width: 42px; height: 42px; margin: 0 0 18px; border-radius: 50%; background: #e9f5ec; color: #2e8a50; font-size: 22px; font-weight: 700; }
.order-kicker, .order-number-label { margin: 0 0 7px; color: #6e6e73; font-size: 11px; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
.order-complete h2 { margin: 0 0 22px; font-size: 28px; line-height: 1.15; letter-spacing: -.03em; }
.order-number { display: block; margin-bottom: 22px; color: var(--blue); font-size: 24px; letter-spacing: .04em; }
.order-summary-box { padding: 16px; border: 1px solid #e0e0e5; border-radius: 13px; background: #fafafa; }
.order-summary-box > div, .order-summary-box > p { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin: 0; padding: 8px 0; border-bottom: 1px solid #eaeaec; font-size: 12px; line-height: 1.45; }
.order-summary-box > div:last-child, .order-summary-box > p:last-child { border-bottom: 0; }
.order-summary-box strong { text-align: right; }
.order-summary-box .order-summary-total { margin-top: 5px; padding-top: 13px; border-top: 1px solid #d6d6db; border-bottom: 0; font-size: 14px; }
.order-summary-box .order-address-summary { display: grid; gap: 3px; justify-content: stretch; margin-top: 3px; padding-top: 12px; border-top: 1px solid #eaeaec; border-bottom: 0; color: #6e6e73; }
.order-summary-box .order-address-summary strong { text-align: left; color: #1d1d1f; }
.order-next-step { margin: 20px 0; color: #6e6e73; font-size: 12px; line-height: 1.6; }
.order-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 16px; }
.order-actions button, .order-actions a { display: inline-flex; align-items: center; justify-content: center; min-height: 45px; padding: 9px 12px; border-radius: 10px; font: 600 12px -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; text-align: center; text-decoration: none; cursor: pointer; }
.order-actions button { border: 1px solid #d7d7dc; background: #fff; color: #3f3f44; }
.order-actions a { border: 0; background: #188c4b; color: #fff; }
.cart-empty { text-align: center; padding: 65px 0; color: #6e6e73; }
.cart-empty > span { display: block; font-size: 44px; margin-bottom: 18px; color: #b9afa6; }
.cart-empty h3 { font-size: 18px; color: #1d1d1f; margin-bottom: 10px; }
.cart-empty p { font-size: 13px; line-height: 1.7; }
.cart-announcement { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.part-add:focus-visible, .cart-toggle:focus-visible, .parts-cart button:focus-visible, #checkoutForm input:focus-visible, #checkoutForm select:focus-visible, #checkoutForm textarea:focus-visible { outline: 2px solid #06c; outline-offset: 2px; }
@keyframes cart-slide-in { from { transform: translateX(100%); } to { transform: translateX(0); } }
@media (max-width: 760px) { .cart-toggle { right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); min-height: 50px; padding: 10px 14px; } .parts-page footer { padding-bottom: 90px; } }
@media (prefers-reduced-motion: reduce) { .parts-cart[open] { animation: none; } }
.parts-note { margin: 36px 0 54px; border-top: 1px solid #dcdce0; padding-top: 23px; color: #6e6e73; font-size: 12px; line-height: 1.8; }
.parts-note p { margin-bottom: 6px; }
.parts-note a { color: #06c; }
.parts-page footer { margin-top: 0; }
.parts-error { padding: 25px; background: white; border-radius: 15px; }
@media (max-width: 1200px) and (min-width: 1061px) { .site-header .header-inner { gap: 14px; } .site-header nav { gap: 12px; } .site-header .brand-image { width: 120px; } }
@media (max-width: 1060px) {
  .site-header nav { display: none !important; }
  .site-header .header-inner { display: flex; gap: 10px; min-height: 58px; }
  .site-header .brand { margin-right: auto; }
  .parts-mobile { display: block; }
  .parts-mobile .parts-dropdown { left: auto; right: 0; }
  .parts-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .parts-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .parts-shell { width: calc(100% - 32px); }
  .parts-intro { padding: 22px 0 24px; }
  .parts-intro-panel { grid-template-columns: 1fr; padding: 28px 24px; gap: 22px; border-radius: 20px; }
  .parts-intro-categories { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .parts-category-tile { min-height: 90px; padding: 14px; gap: 10px; }
  .parts-category-tile svg { width: 29px; height: 38px; }
  .parts-category-tile strong { font-size: 15px; }
  .parts-tile-arrow { display: none; }
  .parts-intro .parts-lead { font-size: 16px; }
  .parts-toolbar { flex-wrap: wrap; gap: 18px; }
  .parts-search { flex-basis: 100%; }
  .parts-filter { width: 100%; justify-content: space-between; }
  .parts-filter select { flex: 1; max-width: none; }
  .part-card { padding: 15px; border-radius: 15px; }
  .part-image { height: 170px; }
  .part-image img { max-height: 170px; }
  .part-card h2 { font-size: 16px; }
  .part-price strong { font-size: 20px; }
  .parts-results-head { align-items: flex-start; }
}
@media (max-width: 420px) {
  .site-header .header-inner { width: calc(100% - 24px); gap: 10px; }
  .site-header .brand-image { width: 105px; }
  .site-header .menu-button { width: 30px; flex-shrink: 0; }
  .parts-trigger { font-size: 12px; }
  .part-image { height: 145px; }
  .part-image img { max-height: 145px; }
}
@media (prefers-reduced-motion: reduce) { .part-card, .parts-chevron, .parts-category-tile { transition: none; } }