:root {
  --fbm-red: #ed1c24;
  --fbm-red-dark: #b80f16;
  --fbm-black: #111111;
  --fbm-charcoal: #242424;
  --fbm-gray: #5e6266;
  --fbm-line: #d9d9d9;
  --fbm-paper: #f4f4f2;
  --fbm-white: #ffffff;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--fbm-black);
  background: var(--fbm-paper);
}

.wrapper,
#content,
.main-content {
  width: 100%;
}

.fbm-site-header {
  position: relative;
  z-index: 20;
  color: var(--fbm-white);
  background: var(--fbm-black);
  border-bottom: 4px solid var(--fbm-red);
}

.fbm-site-header__inner,
.fbm-site-footer__inner {
  width: min(calc(100% - 40px), 1350px);
  margin-inline: auto;
}

.fbm-site-header__inner {
  display: flex;
  min-height: 84px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.fbm-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  color: var(--fbm-white);
  font-family: "Chivo", sans-serif;
  text-decoration: none;
}

.fbm-wordmark:hover,
.fbm-wordmark:focus {
  color: var(--fbm-white);
  text-decoration: none;
}

.fbm-wordmark__mark {
  color: var(--fbm-red);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -.07em;
}

.fbm-wordmark__name {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.fbm-dealer-label {
  color: #d5d5d5;
  font-family: "Archivo", sans-serif;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-align: right;
  text-transform: uppercase;
}

.fbm-site-footer {
  color: #d3d3d3;
  background: var(--fbm-black);
  border-top: 4px solid var(--fbm-red);
}

.fbm-site-footer__inner {
  display: flex;
  min-height: 150px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  font-family: "Archivo", sans-serif;
}

.fbm-site-footer strong,
.fbm-site-footer span {
  display: block;
}

.fbm-site-footer strong {
  color: var(--fbm-white);
  font-family: "Chivo", sans-serif;
  font-size: 1.4rem;
}

.fbm-site-footer p {
  margin: 0;
}

.perkins-page,
.perkins-page * {
  box-sizing: border-box;
}

.perkins-page {
  color: var(--fbm-black);
  background: var(--fbm-paper);
  font-family: "Archivo", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.perkins-page img {
  display: block;
  max-width: 100%;
}

.perkins-page h1,
.perkins-page h2,
.perkins-page h3 {
  margin-top: 0;
  font-family: "Chivo", sans-serif;
  font-weight: 700 !important;
  letter-spacing: -0.035em;
  text-transform: none;
}

.perkins-page h1 {
  max-width: 950px;
  margin-bottom: 28px;
  font-size: clamp(2.7rem, 5.5vw, 5.5rem);
  line-height: 0.94;
}

.perkins-page h2 {
  color: var(--fbm-black);
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 1.04;
}

.perkins-page h3 {
  color: var(--fbm-black);
}

.perkins-wrap {
  width: min(calc(100% - 40px), 1350px);
  margin-inline: auto;
}

.perkins-eyebrow {
  margin: 0 0 16px;
  color: var(--fbm-red);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .16em;
  line-height: 1.2;
  text-transform: uppercase;
}

.perkins-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(80px, 11vw, 145px) 0 90px;
  color: var(--fbm-white);
  background:
    radial-gradient(circle at 88% 20%, rgba(237, 28, 36, .28), transparent 24%),
    linear-gradient(128deg, #080808 0%, #242424 68%, #131313 100%);
}

.perkins-hero::after {
  position: absolute;
  right: -7vw;
  bottom: -190px;
  width: 460px;
  height: 460px;
  border: 72px solid rgba(237, 28, 36, .12);
  border-radius: 50%;
  content: "";
}

.perkins-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: clamp(40px, 8vw, 120px);
  align-items: end;
}

.perkins-hero h1 {
  color: var(--fbm-white);
}

.perkins-hero-intro {
  max-width: 860px;
  margin: 0;
  color: #dddddd;
  font-size: clamp(1.05rem, 1.5vw, 1.28rem);
}

.perkins-hero-note {
  display: flex;
  padding: 28px 0 4px 28px;
  border-left: 1px solid rgba(255,255,255,.3);
  flex-direction: column;
}

.perkins-note-number {
  color: var(--fbm-red);
  font-family: "Chivo", sans-serif;
  font-size: 4.2rem;
  font-weight: 700;
  line-height: 1;
}

.perkins-note-copy {
  margin-top: 12px;
  color: #d7d7d7;
  font-size: .9rem;
}

.perkins-engine-section {
  padding: 88px 0 110px;
}

.perkins-section-heading {
  display: flex;
  gap: 40px;
  margin-bottom: 42px;
  align-items: end;
  justify-content: space-between;
}

.perkins-section-heading h2 {
  margin-bottom: 0;
}

.perkins-section-heading > p {
  max-width: 510px;
  margin: 0 0 6px;
  color: var(--fbm-gray);
}

.perkins-series-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 38px;
}

.perkins-series-filter {
  display: inline-flex;
  padding: 12px 18px;
  color: var(--fbm-charcoal);
  background: var(--fbm-white);
  border: 1px solid var(--fbm-line);
  font-family: "Archivo", sans-serif;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none !important;
  align-items: center;
  justify-content: center;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.perkins-series-filter:hover,
.perkins-series-filter:focus-visible,
.perkins-series-filter.is-active {
  color: var(--fbm-white);
  background: var(--fbm-red);
  border-color: var(--fbm-red);
}

.perkins-engine-card {
  overflow: hidden;
  height: 100%;
  background: var(--fbm-white);
  border: 1px solid var(--fbm-line);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.perkins-engine-card:hover {
  box-shadow: 0 18px 48px rgba(0,0,0,.12);
  transform: translateY(-5px);
}

.perkins-engine-image {
  position: relative;
  overflow: hidden;
  min-height: 230px;
  background: #e7e7e5;
}

.perkins-engine-image img {
  width: 100%;
  height: 245px;
  object-fit: cover;
}

.perkins-engine-image span {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 7px 10px;
  color: var(--fbm-white);
  background: rgba(0,0,0,.84);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.perkins-engine-body {
  display: flex;
  min-height: 520px;
  padding: 28px;
  flex-direction: column;
}

.perkins-engine-type {
  margin: 0 0 4px;
  color: #747474;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.perkins-engine-card h3 {
  margin-bottom: 12px;
  font-size: 2rem;
}

.perkins-engine-summary {
  min-height: 104px;
  margin-bottom: 24px;
  color: var(--fbm-gray);
  font-size: .92rem;
}

.perkins-spec-list {
  margin: 0 0 26px;
  border-top: 1px solid var(--fbm-line);
}

.perkins-spec-list div {
  padding: 13px 0;
  border-bottom: 1px solid var(--fbm-line);
}

.perkins-spec-list dt {
  color: #747474;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.perkins-spec-list dd {
  margin: 2px 0 0;
  font-size: .88rem;
  font-weight: 600;
  line-height: 1.4;
}

.perkins-spec-list small {
  display: block;
  color: var(--fbm-gray);
  font-size: .78rem;
  font-weight: 400;
}

.perkins-learn,
.perkins-back,
.perkins-source a {
  width: fit-content;
  margin-top: auto;
  color: var(--fbm-black);
  font-weight: 700;
  text-decoration: underline !important;
  text-decoration-color: var(--fbm-red) !important;
  text-decoration-thickness: 2px !important;
  text-underline-offset: 5px;
}

.perkins-learn:hover,
.perkins-back:hover,
.perkins-source a:hover {
  color: var(--fbm-red-dark);
}

.perkins-topbar {
  padding: 24px 0;
  color: var(--fbm-white);
  background: var(--fbm-black);
}

.perkins-topbar .perkins-wrap {
  display: flex;
  justify-content: flex-end;
}

.perkins-topbar .perkins-back {
  display: inline-flex;
  gap: 9px;
  margin: 0;
  color: var(--fbm-white);
  align-items: center;
}

.perkins-product-hero {
  padding: 72px 0 82px;
  background: var(--fbm-white);
}

.perkins-product-grid {
  display: grid;
  grid-template-columns: minmax(360px, .9fr) minmax(480px, 1.1fr);
  gap: clamp(50px, 8vw, 115px);
  align-items: center;
}

.perkins-product-image {
  position: relative;
  padding: 28px;
  background: #ededeb;
}

.perkins-product-image img {
  width: 100%;
  height: auto !important;
  aspect-ratio: auto;
  object-fit: contain;
}

.perkins-product-image::before {
  position: absolute;
  top: -13px;
  right: -13px;
  width: 86px;
  height: 86px;
  border-top: 13px solid var(--fbm-red);
  border-right: 13px solid var(--fbm-red);
  content: "";
}

.perkins-product-heading h1 {
  margin-bottom: 10px;
  color: var(--fbm-black);
}

.perkins-subtitle {
  margin: 0 0 12px;
  color: var(--fbm-gray);
  font-size: 1.3rem;
}

.perkins-dealer-line {
  margin-bottom: 38px;
  font-weight: 600;
}

.perkins-key-specs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--fbm-line);
  border-bottom: 1px solid var(--fbm-line);
}

.perkins-key-specs div {
  padding: 22px 20px 22px 0;
}

.perkins-key-specs div + div {
  padding-left: 20px;
  border-left: 1px solid var(--fbm-line);
}

.perkins-key-specs span,
.perkins-key-specs small {
  display: block;
}

.perkins-key-specs span {
  margin-bottom: 5px;
  color: #777;
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.perkins-key-specs strong {
  font-family: "Chivo", sans-serif;
  font-size: 1.22rem;
}

.perkins-key-specs small {
  color: var(--fbm-gray);
  line-height: 1.35;
}

.perkins-product-section {
  padding: 90px 0;
}

.perkins-narrow {
  max-width: 1050px;
}

.perkins-lead {
  max-width: 960px;
  margin: 26px 0 0;
  color: var(--fbm-gray);
  font-size: clamp(1.08rem, 1.5vw, 1.32rem);
}

.perkins-feature-section {
  color: var(--fbm-white);
  background: var(--fbm-charcoal);
}

.perkins-feature-section h2 {
  max-width: 800px;
  margin-bottom: 48px;
  color: var(--fbm-white);
}

.perkins-feature-item {
  height: 100%;
  padding: 28px 26px 24px;
  border-top: 1px solid rgba(255,255,255,.25);
}

.perkins-feature-item > span {
  display: block;
  margin-bottom: 48px;
  color: var(--fbm-red);
  font-family: "Chivo", sans-serif;
  font-size: .85rem;
}

.perkins-feature-item h3 {
  color: var(--fbm-white);
  font-size: 1.45rem;
}

.perkins-feature-item p {
  margin-bottom: 0;
  color: #d2d2d2;
}

.perkins-equipment-section {
  background: var(--fbm-white);
}

.perkins-equipment-section h2 {
  margin-bottom: 45px;
}

.perkins-equipment-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--fbm-line);
  border-left: 1px solid var(--fbm-line);
}

.perkins-equipment-grid section {
  min-height: 250px;
  padding: 30px;
  border-right: 1px solid var(--fbm-line);
  border-bottom: 1px solid var(--fbm-line);
}

.perkins-equipment-grid h3 {
  margin-bottom: 16px;
  font-size: 1.16rem;
}

.perkins-equipment-grid ul {
  margin: 0;
  padding-left: 18px;
  color: var(--fbm-gray);
}

.perkins-equipment-grid li + li {
  margin-top: 7px;
}

.perkins-source {
  margin: 32px 0 0;
  color: var(--fbm-gray);
}

.perkins-catalog-hero .perkins-hero-intro {
  max-width: 930px;
}

.perkins-catalog-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: clamp(45px, 7vw, 100px);
  align-items: center;
}

.perkins-brand-logo {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.perkins-catalog-card .perkins-engine-body {
  min-height: 440px;
}

.perkins-catalog-card .perkins-spec-list {
  flex-grow: 1;
}

.perkins-catalog-item[hidden] {
  display: none !important;
}

.perkins-load-more-wrap {
  display: flex;
  padding-top: 24px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 14px;
}

.perkins-catalog-status {
  margin: 0;
  color: var(--fbm-gray);
  font-size: .88rem;
}

.perkins-load-more {
  min-width: 190px;
  padding: 15px 28px;
  color: var(--fbm-white);
  background: var(--fbm-red);
  border: 0;
  font-family: "Archivo", sans-serif;
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: background-color 160ms ease, transform 160ms ease;
}

.perkins-load-more:hover,
.perkins-load-more:focus-visible {
  color: var(--fbm-white);
  background: var(--fbm-red-dark);
  transform: translateY(-2px);
}

.perkins-load-more[hidden] {
  display: none;
}

.perkins-load-more:disabled {
  cursor: wait;
  opacity: .68;
}

.catalog-pagination {
  display: flex;
  margin-top: 38px;
  padding-top: 30px;
  border-top: 1px solid var(--fbm-line);
  gap: 18px;
  align-items: center;
  justify-content: center;
}

.catalog-pagination__pages {
  display: flex;
  gap: 8px;
}

.catalog-pagination a {
  display: inline-flex;
  min-width: 44px;
  min-height: 44px;
  padding: 9px 13px;
  color: var(--fbm-charcoal);
  background: var(--fbm-white);
  border: 1px solid var(--fbm-line);
  font-weight: 700;
  text-decoration: none !important;
  align-items: center;
  justify-content: center;
}

.catalog-pagination a:hover,
.catalog-pagination a:focus-visible,
.catalog-pagination a.is-current {
  color: var(--fbm-white);
  background: var(--fbm-red);
  border-color: var(--fbm-red);
}

.catalog-pagination__direction {
  min-width: 105px !important;
}

@media (max-width: 1199.98px) {
  .perkins-engine-body { min-height: 470px; }
  .perkins-catalog-card .perkins-engine-body { min-height: 420px; }
}

@media (max-width: 991.98px) {
  .perkins-hero-grid,
  .perkins-product-grid,
  .perkins-catalog-hero-grid {
    grid-template-columns: 1fr;
  }
  .perkins-brand-logo { width: 260px; }
  .perkins-hero-note { max-width: 340px; }
  .perkins-product-image { max-width: 620px; }
  .perkins-equipment-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767.98px) {
  .fbm-site-header__inner,
  .fbm-site-footer__inner {
    width: min(calc(100% - 28px), 1350px);
  }
  .fbm-site-header__inner,
  .fbm-site-footer__inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }
  .fbm-site-header__inner {
    min-height: 106px;
    gap: 3px;
  }
  .fbm-dealer-label { text-align: left; }
  .fbm-site-footer__inner {
    min-height: 190px;
  }
  .perkins-wrap { width: min(calc(100% - 28px), 1350px); }
  .perkins-hero { padding: 72px 0 65px; }
  .perkins-page h1 { font-size: clamp(2.6rem, 12vw, 4.2rem); }
  .perkins-section-heading { align-items: flex-start; flex-direction: column; }
  .perkins-engine-section,
  .perkins-product-section { padding: 65px 0; }
  .perkins-engine-body,
  .perkins-engine-summary { min-height: auto; }
  .perkins-product-hero { padding: 48px 0 58px; }
  .perkins-product-grid { gap: 42px; }
  .perkins-key-specs,
  .perkins-equipment-grid { grid-template-columns: 1fr; }
  .perkins-key-specs div + div {
    padding-left: 0;
    border-top: 1px solid var(--fbm-line);
    border-left: 0;
  }
  .perkins-key-specs div { padding: 18px 0; }
  .perkins-equipment-grid section { min-height: auto; }
  .perkins-series-filter { flex: 1 1 calc(50% - 10px); }
  .catalog-pagination { flex-wrap: wrap; }
  .catalog-pagination__pages { order: -1; width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  .perkins-page *,
  .perkins-page *::before,
  .perkins-page *::after {
    transition-duration: .01ms !important;
  }
}