:root {
  --altep-red: #e30613;
  --altep-red-dark: #b7040d;
  --altep-ink: #11151b;
  --altep-graphite: #20262f;
  --altep-steel: #626b76;
  --altep-line: #dce1e6;
  --altep-cloud: #f2f4f6;
  --altep-white: #ffffff;
  --altep-shell: 1320px;
  --altep-radius: 18px;
  --altep-shadow: 0 24px 70px rgba(17, 21, 27, 0.13);
}

html {
  scroll-behavior: smooth;
}

body.altep-child-theme {
  background: var(--altep-white);
  color: var(--altep-ink);
  font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overflow-x: hidden;
}

.altep-child-theme .site,
.altep-child-theme .site-content,
.altep-child-theme .site-content > .ast-container {
  background: transparent;
  display: block;
  margin: 0;
  max-width: none;
  min-height: 0;
  padding: 0;
  width: 100%;
}

.altep-child-theme a {
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.altep-shell {
  margin-inline: auto;
  max-width: var(--altep-shell);
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
  width: 100%;
}

.altep-site-header {
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(17, 21, 27, 0.09);
  position: sticky;
  top: 0;
  transition: box-shadow 180ms ease;
  width: 100%;
  z-index: 1000;
}

.altep-site-header.is-scrolled {
  box-shadow: 0 12px 38px rgba(17, 21, 27, 0.11);
}

.altep-topbar {
  background: var(--altep-ink);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.76rem;
  letter-spacing: 0.025em;
}

.altep-topbar__inner {
  align-items: center;
  display: flex;
  justify-content: space-between;
  min-height: 34px;
}

.altep-topbar a {
  align-items: center;
  color: var(--altep-white);
  display: inline-flex;
  gap: 0.8rem;
  text-decoration: none;
}

.altep-topbar strong {
  color: var(--altep-white);
  font-size: 0.86rem;
  letter-spacing: 0.04em;
}

.altep-header-main__inner {
  align-items: center;
  display: flex;
  gap: clamp(1.25rem, 3vw, 3rem);
  min-height: 82px;
}

.altep-brand {
  align-items: center;
  display: flex;
  flex: 0 0 auto;
}

.altep-brand .custom-logo-link {
  display: inline-flex;
}

.altep-brand .custom-logo {
  height: auto;
  max-height: 48px;
  max-width: 154px;
  object-fit: contain;
  width: auto;
}

.altep-brand__wordmark {
  align-items: flex-end;
  color: var(--altep-ink);
  display: inline-flex;
  gap: 0.5rem;
  line-height: 1;
  text-decoration: none;
}

.altep-brand__wordmark span {
  color: var(--altep-red);
  font-size: 2rem;
  font-weight: 950;
  letter-spacing: -0.06em;
}

.altep-brand__wordmark small {
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  margin-bottom: 0.22rem;
}

.altep-nav {
  margin-left: auto;
}

.altep-nav__list {
  align-items: center;
  display: flex;
  gap: clamp(1rem, 2vw, 2rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.altep-nav__list li {
  margin: 0;
}

.altep-nav__list a {
  color: var(--altep-graphite);
  display: block;
  font-size: 0.86rem;
  font-weight: 750;
  letter-spacing: 0.015em;
  padding-block: 0.8rem;
  position: relative;
  text-decoration: none;
}

.altep-nav__list a::after {
  background: var(--altep-red);
  bottom: 0.45rem;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
  width: 100%;
}

.altep-nav__list a:hover,
.altep-nav__list a:focus-visible,
.altep-nav__list .current-menu-item > a {
  color: var(--altep-red);
}

.altep-nav__list a:hover::after,
.altep-nav__list a:focus-visible::after,
.altep-nav__list .current-menu-item > a::after {
  transform: scaleX(1);
  transform-origin: left;
}

.altep-button {
  align-items: center;
  appearance: none;
  background: var(--altep-red);
  border: 1px solid var(--altep-red);
  border-radius: 999px;
  color: var(--altep-white) !important;
  display: inline-flex;
  font-size: 0.87rem;
  font-weight: 800;
  gap: 0.85rem;
  justify-content: center;
  letter-spacing: 0.01em;
  min-height: 52px;
  padding: 0.82rem 1.45rem;
  text-decoration: none !important;
}

.altep-button:hover,
.altep-button:focus-visible {
  background: var(--altep-red-dark);
  border-color: var(--altep-red-dark);
  color: var(--altep-white) !important;
  transform: translateY(-2px);
}

.altep-button--compact {
  min-height: 44px;
  padding: 0.65rem 1.15rem;
}

.altep-button--dark {
  background: var(--altep-ink);
  border-color: var(--altep-ink);
}

.altep-button--dark:hover,
.altep-button--dark:focus-visible {
  background: var(--altep-graphite);
  border-color: var(--altep-graphite);
}

.altep-button--light {
  background: var(--altep-white);
  border-color: var(--altep-white);
  color: var(--altep-ink) !important;
}

.altep-button--light:hover,
.altep-button--light:focus-visible {
  background: transparent;
  color: var(--altep-white) !important;
}

.altep-button--outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.35);
}

.altep-menu-toggle {
  align-items: center;
  background: transparent;
  border: 0;
  display: none;
  flex-direction: column;
  gap: 5px;
  height: 44px;
  justify-content: center;
  margin-left: auto;
  padding: 0;
  width: 44px;
}

.altep-menu-toggle > span:not(.screen-reader-text) {
  background: var(--altep-ink);
  display: block;
  height: 2px;
  transition: transform 180ms ease, opacity 180ms ease;
  width: 23px;
}

.altep-menu-toggle[aria-expanded="true"] > span:nth-of-type(1) {
  transform: translateY(7px) rotate(45deg);
}

.altep-menu-toggle[aria-expanded="true"] > span:nth-of-type(2) {
  opacity: 0;
}

.altep-menu-toggle[aria-expanded="true"] > span:nth-of-type(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.altep-main h1,
.altep-main h2,
.altep-main h3 {
  color: inherit;
  font-family: inherit;
  font-weight: 850;
  letter-spacing: -0.04em;
}

/* Elementor owns only the homepage canvas; the ALTEP sections keep their
   theme CSS and remain full width inside Elementor's neutral root container. */
.altep-home--elementor,
.altep-home--elementor > .elementor,
.altep-home--elementor > .elementor > .e-con,
.altep-home--elementor .elementor-widget-altep-home-hero,
.altep-home--elementor .elementor-widget-altep-home-facts,
.altep-home--elementor .elementor-widget-altep-home-categories,
.altep-home--elementor .elementor-widget-altep-home-about,
.altep-home--elementor .elementor-widget-altep-home-products,
.altep-home--elementor .elementor-widget-altep-home-solutions,
.altep-home--elementor .elementor-widget-altep-home-service,
.altep-home--elementor .elementor-widget-altep-home-resources,
.altep-home--elementor .elementor-widget-altep-home-cta {
  margin: 0;
  max-width: none;
  padding: 0;
  width: 100%;
}

.altep-home--elementor > .elementor > .e-con {
  gap: 0;
}

.altep-eyebrow,
.altep-kicker {
  color: var(--altep-red);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.14em;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

.altep-hero {
  background:
    linear-gradient(90deg, rgba(17, 21, 27, 0.98) 0%, rgba(17, 21, 27, 0.92) 54%, rgba(17, 21, 27, 0.7) 100%),
    var(--altep-hero-image, radial-gradient(circle at 80% 25%, #56616d 0%, #242b34 35%, #11151b 72%));
  background-position: center;
  background-size: cover;
  color: var(--altep-white);
  min-height: clamp(610px, 76vh, 790px);
  overflow: hidden;
  position: relative;
}

.altep-hero::after {
  background: var(--altep-red);
  bottom: 0;
  content: "";
  height: 7px;
  left: 0;
  position: absolute;
  width: clamp(180px, 28vw, 520px);
}

.altep-hero__mesh,
.altep-page-hero__mesh {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 54px 54px;
  inset: 0;
  mask-image: linear-gradient(90deg, transparent, #000 55%, #000);
  pointer-events: none;
  position: absolute;
}

.altep-hero__inner {
  align-items: end;
  display: grid;
  gap: clamp(2rem, 6vw, 7rem);
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.7fr);
  min-height: inherit;
  padding-bottom: clamp(4rem, 8vw, 7rem);
  padding-top: clamp(4rem, 8vw, 7.5rem);
  position: relative;
  z-index: 1;
}

.altep-hero__content {
  max-width: 880px;
}

.altep-hero h1 {
  color: var(--altep-white);
  font-size: clamp(3.8rem, 8.3vw, 8.1rem);
  line-height: 0.86;
  margin: 0 0 2rem;
  max-width: 940px;
}

.altep-hero__lead {
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(1.04rem, 2vw, 1.3rem);
  line-height: 1.65;
  margin: 0 0 2.2rem;
  max-width: 680px;
}

.altep-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.altep-text-link {
  color: rgba(255, 255, 255, 0.72);
  display: grid;
  font-size: 0.75rem;
  gap: 0.15rem;
  text-decoration: none;
}

.altep-text-link strong {
  color: var(--altep-white);
  font-size: 1rem;
}

.altep-hero__panel {
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--altep-radius);
  padding: clamp(1.5rem, 3vw, 2.4rem);
}

.altep-hero__index {
  color: var(--altep-red);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.altep-hero__panel h2 {
  color: var(--altep-white);
  font-size: clamp(1.55rem, 2.5vw, 2.2rem);
  line-height: 1.08;
  margin: 1.5rem 0 1rem;
}

.altep-hero__panel p {
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.6;
  margin: 0 0 2rem;
}

.altep-hero__panel a {
  color: var(--altep-white);
  font-size: 0.86rem;
  font-weight: 800;
  text-decoration: none;
}

.altep-facts {
  background: var(--altep-red);
  color: var(--altep-white);
}

.altep-facts__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.altep-facts__grid > div {
  align-items: center;
  border-left: 1px solid rgba(255, 255, 255, 0.24);
  display: flex;
  gap: 1rem;
  min-height: 104px;
  padding: 1.35rem clamp(1rem, 2.5vw, 2rem);
}

.altep-facts__grid > div:last-child {
  border-right: 1px solid rgba(255, 255, 255, 0.24);
}

.altep-facts strong {
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  letter-spacing: -0.05em;
}

.altep-facts span {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.77rem;
  line-height: 1.35;
}

.altep-section {
  padding-block: clamp(4.5rem, 9vw, 8.5rem);
}

.altep-section-heading {
  margin-bottom: clamp(2rem, 5vw, 4rem);
  max-width: 880px;
}

.altep-section-heading--split {
  align-items: end;
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1.45fr) minmax(270px, 0.55fr);
  max-width: none;
}

.altep-section-heading h2 {
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 0.98;
  margin: 0;
  max-width: 870px;
}

.altep-section-heading > p,
.altep-section-heading--split > p {
  color: var(--altep-steel);
  line-height: 1.7;
  margin: 0;
}

.altep-categories {
  background: var(--altep-white);
}

.altep-category-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.altep-category-card {
  aspect-ratio: 1.12 / 1;
  background: var(--altep-cloud);
  border: 1px solid var(--altep-line);
  border-radius: var(--altep-radius);
  color: var(--altep-ink);
  display: block;
  overflow: hidden;
  padding: 1.5rem;
  position: relative;
  text-decoration: none;
}

.altep-category-card--wide {
  grid-column: span 2;
  aspect-ratio: 2.28 / 1;
}

.altep-category-card::after {
  background: linear-gradient(180deg, transparent 35%, rgba(17, 21, 27, 0.82));
  content: "";
  inset: 0;
  opacity: 0.78;
  position: absolute;
  transition: opacity 180ms ease;
}

.altep-category-card img,
.altep-category-card__placeholder {
  height: 100%;
  inset: 0;
  object-fit: contain;
  padding: 2.5rem;
  position: absolute;
  transition: transform 240ms ease;
  width: 100%;
}

.altep-category-card__placeholder {
  background:
    radial-gradient(circle at 70% 30%, rgba(227, 6, 19, 0.28), transparent 32%),
    linear-gradient(145deg, #333b46, #11151b);
}

.altep-category-card:hover img,
.altep-category-card:hover .altep-category-card__placeholder {
  transform: scale(1.045);
}

.altep-category-card__number,
.altep-category-card__arrow,
.altep-category-card__content {
  color: var(--altep-white);
  position: relative;
  z-index: 2;
}

.altep-category-card__number {
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.altep-category-card__arrow {
  font-size: 1.25rem;
  position: absolute;
  right: 1.5rem;
  top: 1.35rem;
}

.altep-category-card__content {
  bottom: 1.5rem;
  display: grid;
  gap: 0.35rem;
  left: 1.5rem;
  position: absolute;
}

.altep-category-card__content strong {
  font-size: clamp(1.2rem, 2vw, 1.75rem);
  letter-spacing: -0.03em;
}

.altep-category-card__content small {
  color: rgba(255, 255, 255, 0.68);
}

.altep-about {
  background: var(--altep-cloud);
}

.altep-about__grid {
  align-items: stretch;
  display: grid;
  gap: clamp(2rem, 6vw, 7rem);
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
}

.altep-about__visual {
  align-items: center;
  background: var(--altep-ink);
  border-radius: var(--altep-radius);
  color: var(--altep-white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 510px;
  overflow: hidden;
  position: relative;
}

.altep-about__visual::before,
.altep-about__visual::after {
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 50%;
  content: "";
  height: 440px;
  position: absolute;
  width: 440px;
}

.altep-about__visual::after {
  height: 620px;
  width: 620px;
}

.altep-about__ring {
  border: 30px solid var(--altep-red);
  border-radius: 50%;
  height: 250px;
  position: absolute;
  transform: translate(42%, -32%);
  width: 250px;
}

.altep-about__visual strong,
.altep-about__visual small {
  position: relative;
  z-index: 2;
}

.altep-about__visual strong {
  font-size: clamp(3.4rem, 7vw, 6.3rem);
  font-weight: 950;
  letter-spacing: -0.08em;
}

.altep-about__visual small {
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.66rem;
  letter-spacing: 0.24em;
}

.altep-about__visual--photo {
  background: #eef1f4;
  padding: clamp(1.5rem, 4vw, 3.5rem);
}

.altep-about__visual--photo::before,
.altep-about__visual--photo::after {
  content: none;
}

.altep-about__visual--photo img {
  height: 100%;
  max-height: 500px;
  object-fit: contain;
  width: 100%;
}

.altep-about__content {
  align-self: center;
  padding-block: 1rem;
}

.altep-about__content h2 {
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 0.98;
  margin: 0 0 1.7rem;
}

.altep-about__content > p {
  color: var(--altep-steel);
  font-size: 1.03rem;
  line-height: 1.75;
}

.altep-check-list {
  border-top: 1px solid var(--altep-line);
  list-style: none;
  margin: 2rem 0;
  padding: 0;
}

.altep-check-list li {
  border-bottom: 1px solid var(--altep-line);
  padding: 0.9rem 0 0.9rem 2rem;
  position: relative;
}

.altep-check-list li::before {
  color: var(--altep-red);
  content: "✓";
  font-weight: 900;
  left: 0;
  position: absolute;
}

.altep-text-arrow {
  color: var(--altep-ink);
  font-size: 0.88rem;
  font-weight: 850;
  text-decoration: none;
}

.altep-text-arrow:hover,
.altep-text-arrow:focus-visible {
  color: var(--altep-red);
}

.altep-products {
  background: var(--altep-white);
}

.altep-product-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.altep-product-card {
  background: var(--altep-white);
  border: 1px solid var(--altep-line);
  border-radius: var(--altep-radius);
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  transition: box-shadow 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.altep-product-card:hover {
  border-color: rgba(227, 6, 19, 0.42);
  box-shadow: var(--altep-shadow);
  transform: translateY(-4px);
}

.altep-product-card__media {
  align-items: center;
  aspect-ratio: 4 / 3;
  background: linear-gradient(145deg, #f7f8f9, #e7ebef);
  display: flex;
  justify-content: center;
  overflow: hidden;
  padding: 1.2rem;
}

.altep-product-card__media img {
  height: 100%;
  object-fit: contain;
  transition: transform 220ms ease;
  width: 100%;
}

.altep-product-card:hover .altep-product-card__media img {
  transform: scale(1.035);
}

.altep-product-card__placeholder {
  background: linear-gradient(135deg, var(--altep-line), var(--altep-cloud));
  border-radius: 50%;
  height: 55%;
  width: 55%;
}

.altep-product-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.45rem;
}

.altep-product-card__category {
  color: var(--altep-red);
  font-size: 0.69rem;
  font-weight: 850;
  letter-spacing: 0.09em;
  margin: 0 0 0.6rem;
  text-transform: uppercase;
}

.altep-product-card h3 {
  font-size: clamp(1.4rem, 2.3vw, 1.9rem);
  line-height: 1.08;
  margin: 0 0 0.8rem;
}

.altep-product-card h3 a {
  color: var(--altep-ink);
  text-decoration: none;
}

.altep-product-card__body > p:not(.altep-product-card__category) {
  color: var(--altep-steel);
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 0 0 1.3rem;
}

.altep-product-card__link {
  color: var(--altep-red);
  font-size: 0.84rem;
  font-weight: 850;
  margin-top: auto;
  text-decoration: none;
}

.altep-solutions {
  background: var(--altep-ink);
  color: var(--altep-white);
}

.altep-solutions .altep-section-heading h2 {
  color: var(--altep-white);
}

.altep-solution-grid {
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.altep-solution-grid article {
  border-right: 1px solid rgba(255, 255, 255, 0.14);
  min-height: 330px;
  padding: clamp(1.5rem, 4vw, 3rem);
}

.altep-solution-grid article:first-child {
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.altep-solution-grid article > span {
  color: var(--altep-red);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.altep-solution-grid h3 {
  color: var(--altep-white);
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  margin: 4rem 0 1rem;
}

.altep-solution-grid p {
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.65;
  min-height: 4.8em;
}

.altep-solution-grid a {
  color: var(--altep-white);
  font-size: 0.82rem;
  font-weight: 800;
  text-decoration: none;
}

.altep-service {
  background: var(--altep-cloud);
}

.altep-service__grid {
  display: grid;
  gap: clamp(2rem, 7vw, 8rem);
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.altep-service h2 {
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 0.98;
  margin: 0;
}

.altep-service ol {
  border-top: 1px solid var(--altep-line);
  list-style: none;
  margin: 0;
  padding: 0;
}

.altep-service li {
  border-bottom: 1px solid var(--altep-line);
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 40px 1fr;
  padding: 1.4rem 0;
}

.altep-service li > span {
  color: var(--altep-red);
  font-size: 0.72rem;
  font-weight: 850;
}

.altep-service strong {
  font-size: 1.15rem;
}

.altep-service li p {
  color: var(--altep-steel);
  line-height: 1.55;
  margin: 0.35rem 0 0;
}

.altep-resources {
  background: var(--altep-white);
}

.altep-resources__grid {
  align-items: start;
  display: grid;
  gap: clamp(2rem, 7vw, 8rem);
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
}

.altep-resources h2 {
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 0.98;
  margin: 0;
}

.altep-resource-list {
  border-top: 1px solid var(--altep-line);
}

.altep-resource-list > div {
  align-items: center;
  border-bottom: 1px solid var(--altep-line);
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 58px 1fr auto;
  padding: 1.35rem 0;
}

.altep-resource-list span {
  color: var(--altep-red);
  font-size: 0.67rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.altep-resource-list strong {
  font-size: 1rem;
}

.altep-resource-list small {
  color: var(--altep-steel);
  text-align: right;
}

.altep-cta {
  background: var(--altep-red);
  color: var(--altep-white);
  padding-block: clamp(3.5rem, 7vw, 6rem);
}

.altep-cta__inner {
  align-items: center;
  display: flex;
  gap: 2rem;
  justify-content: space-between;
}

.altep-cta .altep-kicker {
  color: rgba(255, 255, 255, 0.68);
}

.altep-cta h2 {
  color: var(--altep-white);
  font-size: clamp(2.2rem, 4.5vw, 4.2rem);
  line-height: 0.98;
  margin: 0;
  max-width: 820px;
}

.altep-cta__phone {
  color: var(--altep-white);
  font-size: 1rem;
  font-weight: 850;
  text-decoration: none;
  white-space: nowrap;
}

.altep-empty-state {
  background: var(--altep-cloud);
  border-radius: var(--altep-radius);
  padding: 2rem;
}

.altep-empty-state--dark {
  background: var(--altep-ink);
  color: var(--altep-white);
}

.altep-footer {
  background: #0b0e12;
  color: rgba(255, 255, 255, 0.65);
}

.altep-footer__signal {
  background: linear-gradient(90deg, var(--altep-red) 0 28%, transparent 28%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
  height: 7px;
}

.altep-footer__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 5rem);
  grid-template-columns: 1.25fr 0.7fr 0.7fr 1fr;
  padding-bottom: clamp(3rem, 7vw, 6rem);
  padding-top: clamp(3.5rem, 8vw, 7rem);
}

.altep-footer .custom-logo {
  filter: brightness(0) invert(1);
  height: auto;
  max-height: 48px;
  max-width: 154px;
  width: auto;
}

.altep-brand__wordmark--light {
  color: var(--altep-white);
}

.altep-footer__brand p,
.altep-footer__contact p {
  line-height: 1.65;
  margin: 1.4rem 0;
  max-width: 310px;
}

.altep-footer__phone {
  color: var(--altep-white);
  font-size: 1.18rem;
  font-weight: 850;
  text-decoration: none;
}

.altep-footer h2 {
  color: var(--altep-white);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  margin: 0 0 1.4rem;
  text-transform: uppercase;
}

.altep-footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.altep-footer__links li {
  margin: 0 0 0.72rem;
}

.altep-footer__links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.87rem;
  text-decoration: none;
}

.altep-footer__links a:hover,
.altep-footer__links a:focus-visible {
  color: var(--altep-white);
}

.altep-footer__bottom {
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.11);
  display: flex;
  font-size: 0.76rem;
  justify-content: space-between;
  padding-bottom: 1.5rem;
  padding-top: 1.5rem;
}

.altep-footer__bottom p {
  margin: 0;
}

.altep-footer__bottom a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
}

/* File-backed catalog templates remain ready if the catalog plugin yields to the theme. */
.altep-page-hero {
  background: var(--altep-ink);
  color: var(--altep-white);
  overflow: hidden;
  padding-block: clamp(4.5rem, 9vw, 8rem);
  position: relative;
}

.altep-page-hero .altep-shell {
  position: relative;
  z-index: 1;
}

.altep-page-hero h1 {
  color: var(--altep-white);
  font-size: clamp(3rem, 7vw, 6.4rem);
  line-height: 0.92;
  margin: 0 0 1.4rem;
}

.altep-page-hero__lead {
  color: rgba(255, 255, 255, 0.68);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 700px;
}

.altep-catalog-filter {
  background: var(--altep-white);
  border-bottom: 1px solid var(--altep-line);
  overflow-x: auto;
}

.altep-catalog-filter .altep-shell {
  display: flex;
  gap: 0.6rem;
  padding-bottom: 1rem;
  padding-top: 1rem;
}

.altep-catalog-filter a {
  border: 1px solid var(--altep-line);
  border-radius: 999px;
  color: var(--altep-graphite);
  flex: 0 0 auto;
  font-size: 0.79rem;
  font-weight: 750;
  padding: 0.62rem 0.95rem;
  text-decoration: none;
}

.altep-catalog-filter a:hover,
.altep-catalog-filter a.is-active {
  background: var(--altep-red);
  border-color: var(--altep-red);
  color: var(--altep-white);
}

.altep-product-hero {
  background: var(--altep-cloud);
  padding-block: clamp(2.5rem, 6vw, 5rem);
}

.altep-breadcrumbs {
  color: var(--altep-steel);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.8rem;
  gap: 0.55rem;
  margin-bottom: 1.5rem;
}

.altep-breadcrumbs a {
  color: var(--altep-ink);
  text-decoration: none;
}

.altep-product-hero__grid,
.altep-product-details__grid {
  display: grid;
  gap: clamp(2rem, 6vw, 6rem);
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
}

.altep-product-gallery__stage,
.altep-spec-panel {
  background: var(--altep-white);
  border: 1px solid var(--altep-line);
  border-radius: var(--altep-radius);
  overflow: hidden;
}

.altep-product-gallery__stage {
  align-items: center;
  display: flex;
  justify-content: center;
  min-height: 540px;
  padding: 2rem;
}

.altep-product-gallery__stage img {
  max-height: 500px;
  object-fit: contain;
}

.altep-product-gallery__thumbs {
  display: grid;
  gap: 0.65rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 0.8rem;
}

.altep-product-gallery__thumb {
  align-items: center;
  appearance: none;
  background: var(--altep-white);
  border: 1px solid var(--altep-line);
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  justify-content: center;
  min-height: 82px;
  padding: 0.35rem;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.altep-product-gallery__thumb:hover,
.altep-product-gallery__thumb.is-active,
.altep-product-gallery__thumb:focus-visible {
  border-color: var(--altep-red);
  box-shadow: 0 0 0 2px rgba(234, 0, 16, 0.12);
  outline: none;
}

.altep-product-gallery__thumb img {
  height: 70px;
  object-fit: contain;
  width: 100%;
}

.altep-product-summary h1 {
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.92;
  margin: 0 0 1.2rem;
}

.altep-product-summary__lead,
.altep-prose {
  color: var(--altep-steel);
  line-height: 1.75;
}

.altep-variant-picker label {
  display: block;
  font-size: 0.77rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
  text-transform: uppercase;
}

.altep-select-wrap select {
  background: var(--altep-white);
  border: 1px solid var(--altep-line);
  border-radius: 12px;
  min-height: 50px;
  padding: 0.7rem 0.9rem;
  width: 100%;
}

.altep-spec-panel__head,
.altep-spec-panel__body {
  padding: 1.5rem;
}

.altep-spec-panel__head {
  background: var(--altep-ink);
  color: var(--altep-white);
}

.is-hidden {
  display: none !important;
}

.altep-button:focus-visible,
.altep-nav a:focus-visible,
.altep-menu-toggle:focus-visible,
.altep-category-card:focus-visible,
.altep-product-card a:focus-visible,
.altep-footer a:focus-visible {
  outline: 3px solid rgba(227, 6, 19, 0.38);
  outline-offset: 3px;
}

@media (max-width: 1100px) {
  .altep-header-cta {
    display: none;
  }

  .altep-nav__list {
    gap: 1.1rem;
  }

  .altep-product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .altep-footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  body.altep-menu-open {
    overflow: hidden;
  }

  .altep-topbar__inner > span,
  .altep-topbar a > span {
    display: none;
  }

  .altep-topbar__inner {
    justify-content: flex-end;
  }

  .altep-menu-toggle {
    display: flex;
    z-index: 2;
  }

  .altep-nav {
    background: var(--altep-white);
    border-top: 1px solid var(--altep-line);
    box-shadow: 0 25px 50px rgba(17, 21, 27, 0.14);
    left: 0;
    opacity: 0;
    padding: 1rem 1.25rem 1.5rem;
    pointer-events: none;
    position: absolute;
    right: 0;
    top: 100%;
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease;
    visibility: hidden;
  }

  .altep-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .altep-nav__list {
    align-items: stretch;
    display: grid;
    gap: 0;
  }

  .altep-nav__list a {
    border-bottom: 1px solid var(--altep-line);
    font-size: 1rem;
    padding: 0.95rem 0;
  }

  .altep-nav__list a::after {
    display: none;
  }

  .altep-hero__inner,
  .altep-section-heading--split,
  .altep-about__grid,
  .altep-service__grid,
  .altep-resources__grid,
  .altep-product-hero__grid,
  .altep-product-details__grid {
    grid-template-columns: 1fr;
  }

  .altep-hero__panel {
    max-width: 520px;
  }

  .altep-facts__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .altep-facts__grid > div:nth-child(3) {
    border-top: 1px solid rgba(255, 255, 255, 0.24);
  }

  .altep-facts__grid > div:nth-child(4) {
    border-top: 1px solid rgba(255, 255, 255, 0.24);
    border-right: 1px solid rgba(255, 255, 255, 0.24);
  }

  .altep-category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .altep-category-card--wide {
    grid-column: span 2;
  }

  .altep-solution-grid {
    grid-template-columns: 1fr;
  }

  .altep-solution-grid article,
  .altep-solution-grid article:first-child {
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    border-left: 1px solid rgba(255, 255, 255, 0.14);
    min-height: 0;
  }

  .altep-solution-grid h3 {
    margin-top: 2.3rem;
  }

  .altep-solution-grid p {
    min-height: 0;
  }

  .altep-cta__inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .altep-header-main__inner {
    min-height: 70px;
  }

  .altep-brand .custom-logo {
    max-height: 40px;
    max-width: 126px;
  }

  .altep-hero {
    min-height: auto;
  }

  .altep-hero__inner {
    padding-bottom: 3.7rem;
    padding-top: 4rem;
  }

  .altep-hero h1 {
    font-size: clamp(3.4rem, 18vw, 5.4rem);
  }

  .altep-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .altep-button {
    width: 100%;
  }

  .altep-facts__grid {
    grid-template-columns: 1fr 1fr;
  }

  .altep-facts__grid > div {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.3rem;
    min-height: 118px;
  }

  .altep-category-grid,
  .altep-product-grid {
    grid-template-columns: 1fr;
  }

  .altep-category-card,
  .altep-category-card--wide {
    aspect-ratio: 1.18 / 1;
    grid-column: auto;
  }

  .altep-about__visual {
    min-height: 390px;
  }

  .altep-resource-list > div {
    align-items: start;
    grid-template-columns: 48px 1fr;
  }

  .altep-resource-list small {
    grid-column: 2;
    text-align: left;
  }

  .altep-footer__grid {
    grid-template-columns: 1fr;
  }

  .altep-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.65rem;
  }

  .altep-product-gallery__stage {
    min-height: 360px;
  }

  .altep-product-gallery__thumbs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}