:root {
  --bg: #f4f4f4;
  --ink: #101010;
  --muted: #666;
  --brand: #1a1a1a;
  --brand-deep: #000;
  --accent: #d2121f;
  --card: #fff;
  --line: #d9d9d9;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Noto Sans TC", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

.top-notice {
  background: #0a0a0a;
  color: #fff;
  border-bottom: 2px solid var(--accent);
  font-size: 0.82rem;
}

.top-notice-inner {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.top-notice a {
  color: #fff;
  text-decoration: none;
  font-weight: 700;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.hero {
  position: relative;
  aspect-ratio: 12 / 5;
  min-height: 0;
  display: grid;
  place-items: center;
  color: #fff;
  overflow: hidden;
  background: url("images/banner.jpg") center/cover no-repeat;
  transition: filter 520ms ease, transform 520ms ease;
}

.hero.is-swapping {
  filter: saturate(1.1);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: transparent;
}

.hero:not(.home-hero) .hero-overlay {
  background: linear-gradient(transparent 50%, rgba(0, 0, 0, 0.36));
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 4rem 0;
  animation: reveal 700ms ease-out;
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  display: inline-flex;
  justify-content: center;
  gap: 0.5rem;
  z-index: 3;
}

.hero.home-hero .hero-content {
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0;
}

.hero-dot {
  appearance: none;
  width: 11px;
  height: 11px;
  min-width: 11px;
  min-height: 11px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.75);
  background: transparent;
  cursor: pointer;
  display: block;
}

.hero-dot.active {
  background: var(--accent);
  border-color: var(--accent);
}

.eyebrow {
  letter-spacing: 0.28rem;
  text-transform: uppercase;
  opacity: 0.95;
  margin: 0 0 0.6rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  display: inline-block;
  padding-bottom: 0.3rem;
}

h1,
.section-title,
.brand {
  font-family: "Bebas Neue", sans-serif;
  letter-spacing: 0.04em;
}

h1 {
  font-size: clamp(2.2rem, 7vw, 5rem);
  line-height: 1;
  margin: 0;
}

.hero-subtitle {
  margin: 1rem auto 1.8rem;
  max-width: 40rem;
  opacity: 0.85;
}

.cta {
  display: inline-block;
  text-decoration: none;
  color: #fff;
  background: var(--accent);
  padding: 0.72rem 1.2rem;
  border-radius: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  transition: transform 180ms ease, filter 180ms ease;
}

.cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.1);
}

.main-nav {
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(8px);
  background: rgba(10, 10, 10, 0.96);
  border-bottom: 1px solid #2f2f2f;
}

.main-nav .container {
  width: 100%;
  max-width: none;
  margin: 0;
  padding-left: 8px;
  padding-right: 12px;
}

.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.8rem 0;
  flex-wrap: wrap;
}

.brand {
  font-size: 1.6rem;
  color: var(--brand-deep);
  display: flex;
  align-items: center;
}

.brand-link {
  display: inline-flex;
  align-items: center;
}

.brand-logo {
  height: 44px;
  width: auto;
  display: block;
  margin-left: 50px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-left: 0.6rem;
  order: 3;
}

.lang-label {
  font-size: 0.88rem;
  color: #d7d7d7;
}

.lang-btn {
  border: 1px solid #4a4a4a;
  background: #151515;
  color: #f2f2f2;
  border-radius: 2px;
  font-size: 0.8rem;
  padding: 0.2rem 0.65rem;
  cursor: pointer;
}

.lang-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

#navLinks {
  display: flex;
  gap: 0.9rem;
  list-style: none;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
  justify-content: flex-end;
  margin-left: auto;
  flex: 1;
  order: 2;
}

#navLinks li {
  flex: 0 0 auto;
}

#navLinks a {
  text-decoration: none;
  color: #f3f3f3;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.6rem;
  border-radius: 0;
}

#navLinks a:hover {
  background: #2a2a2a;
  color: var(--accent);
}

#navLinks a.active {
  background: var(--accent);
  color: #fff;
}

/* Dropdown Navigation */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  cursor: pointer;
  user-select: none;
}

.dropdown-arrow {
  font-size: 0.6em;
  margin-left: 0.25em;
  display: inline-block;
  transition: transform 0.2s ease;
}

.nav-dropdown:hover .dropdown-arrow,
.nav-dropdown.has-active .dropdown-arrow {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(10, 10, 10, 0.98);
  border: 1px solid #2f2f2f;
  border-radius: 0;
  list-style: none;
  padding: 0.5rem 0;
  margin: 0;
  min-width: 180px;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  display: block;
}

.nav-dropdown-menu li {
  margin: 0;
}

.nav-dropdown-menu a {
  display: block;
  padding: 0.5rem 1rem;
  white-space: nowrap;
  font-size: 0.85rem;
  text-transform: none;
  font-weight: 400;
}

.nav-dropdown-menu a:hover {
  background: #2a2a2a;
  color: var(--accent);
}

.nav-dropdown-menu a.active {
  background: var(--accent);
  color: #fff;
}

main {
  padding: 2.2rem 0 3rem;
}

.section {
  padding: 1.7rem;
  margin: 1.2rem 0;
  border: 1px solid #cfcfcf;
  border-radius: 0;
  background: var(--card);
  box-shadow: var(--shadow);
  animation: rise 420ms ease both;
}

.section-title {
  margin: 0 0 0.8rem;
  font-size: 2.2rem;
  color: var(--brand-deep);
  text-transform: uppercase;
  display: inline-block;
  border-bottom: 3px solid var(--accent);
  padding-bottom: 0.2rem;
}

.section-title.center {
  display: block;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.home-block {
  background: #f8f8f8;
}

.home-grid {
  display: grid;
  gap: 1rem;
}

.products-preview {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  justify-content: center;
}

.products-preview .home-card {
  text-align: center;
}

.products-preview .home-thumb {
  margin-left: auto;
  margin-right: auto;
  object-position: center;
}

.service-preview {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.news-preview {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.home-card {
  border: 1px solid #d7d7d7;
  background: #fff;
  padding: 0.7rem;
}

.home-card h3 {
  font-family: "Bebas Neue", sans-serif;
  letter-spacing: 0.05em;
  font-size: 1.4rem;
  margin: 0.25rem 0 0;
}

.home-card-text {
  text-align: center;
}

.home-card-cat {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent, #c8102e);
  margin-top: 0.1rem;
}

.home-thumb {
  width: 100%;
  display: block;
}

.service-card .file-link {
  margin-top: 0.5rem;
}

.service-card {
  cursor: pointer;
}

.service-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.home-actions {
  margin-top: 1rem;
  text-align: center;
}

.news-date {
  margin: 0.2rem 0 0;
  font-size: 0.9rem;
  color: #4f4f4f;
}

.news-image-link {
  display: block;
  text-decoration: none;
}

.prod-overview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(240px, 1fr));
  gap: 0.95rem;
}

.prod-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 1.2rem;
  align-items: start;
}

.prod-sidebar {
  border: 1px solid #d7d7d7;
  background: #fff;
}

.prod-sidebar h3 {
  margin: 0;
  padding: 0.8rem 0.9rem;
  background: #111;
  color: #fff;
  font-family: "Bebas Neue", sans-serif;
  letter-spacing: 0.06em;
  font-size: 1.3rem;
}

.prod-sidebar-toggle {
  display: none;
}

.prod-sidebar-links {
  display: block;
}

.prod-sidebar a {
  display: block;
  text-decoration: none;
  color: #111;
  border-top: 1px solid #ececec;
  padding: 0.7rem 0.9rem;
  font-size: 0.92rem;
  font-weight: 700;
  text-transform: uppercase;
}

.prod-sidebar span {
  display: block;
  border-top: 1px solid #ececec;
  padding: 0.7rem 0.9rem;
  font-size: 0.92rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #666;
}

.prod-sidebar .child {
  padding-left: 1.3rem;
  font-size: 0.86rem;
}

.prod-sidebar .disabled {
  background: #f7f7f7;
}

.prod-sidebar a:hover,
.prod-sidebar a.active {
  background: var(--accent);
  color: #fff;
}

.prod-content {
  min-width: 0;
}

.prod-overview-card {
  display: block;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid #dadada;
  overflow: hidden;
  background: #fff;
  transition: box-shadow 180ms ease;
}

.prod-overview-card:hover {
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.1);
}

.prod-card-media {
  position: relative;
  margin: 0;
}

.prod-card-media::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  transition: background 180ms ease;
}

.prod-open-icon {
  position: absolute;
  right: 10px;
  top: 10px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.72);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.prod-overview-card:hover .prod-card-media::before,
.prod-overview-card:focus-visible .prod-card-media::before {
  background: rgba(0, 0, 0, 0.14);
}

.prod-overview-card:hover .prod-open-icon,
.prod-overview-card:focus-visible .prod-open-icon {
  opacity: 1;
  transform: translateY(0);
}

.prod-overview-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: #f8f8f8;
  padding: 6px;
}

.prod-overview-label {
  padding: 0.65rem 0.75rem;
}

.prod-overview-cat {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.prod-overview-label h3 {
  margin: 0.25rem 0 0.45rem;
  font-family: "Bebas Neue", sans-serif;
  letter-spacing: 0.04em;
  font-size: 1.15rem;
}

.prod-detail-page {
  background: #fff;
}

.prod-intro-heading {
  margin: 0.4rem 0 0.4rem;
  font-size: 1.75rem;
  color: #696969;
  font-weight: 700;
}

.prod-share-row {
  margin-top: 0.25rem;
  margin-bottom: 0.6rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
}

.prod-share-row span {
  font-weight: 500;
  font-size: 0.9rem;
  color: #777;
}

.prod-share-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.prod-share-links a {
  line-height: 0;
}

.prod-share-links img {
  width: 24px;
  height: 24px;
  display: block;
}

.prod-detail-cat {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0 0 0.2rem;
}

.prod-detail-title {
  font-family: "Bebas Neue", sans-serif;
  font-size: 2rem;
  letter-spacing: 0.04em;
  margin: 0 0 0.35rem;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
  padding-bottom: 0.1rem;
}

.prod-detail-desc {
  color: #444;
  line-height: 1.72;
  margin: 0.35rem 0 0.95rem;
}

.prod-detail-main {
  width: 100%;
  display: block;
  border: 1px solid #e0e0e0;
  margin-bottom: 0.95rem;
}

.prod-features {
  margin: 0.4rem 0 0.8rem;
  padding-left: 1.15rem;
  color: #5e5e5e;
}

.prod-features.ordered {
  list-style: decimal;
}

.prod-features li {
  margin-bottom: 0.35rem;
}

.prod-feature-block h4,
.prod-detail-page h4 {
  margin: 0.75rem 0 0.45rem;
  font-size: 1.75rem;
  color: #696969;
  letter-spacing: 0.03em;
}

.prod-detail-m4etu .prod-features li {
  font-size: 1.12rem;
  color: #696969;
  margin-bottom: 0.24rem;
}

.prod-detail-m4etu .prod-detail-desc {
  font-size: 1.14rem;
  color: #696969;
  line-height: 1.58;
  margin-bottom: 0.6rem;
}

.prod-detail-m4etu .prod-feature-block h4,
.prod-detail-m4etu h4 {
  margin-top: 0.5rem;
  margin-bottom: 0.28rem;
}

.prod-detail-m4etu .prod-feature-sections {
  margin-top: 0.2rem;
}

.prod-detail-forceSeries .prod-features li,
.prod-detail-forceSeries .prod-detail-desc {
  font-size: 1rem;
}

.prod-video-list,
.prod-promo-list {
  margin-top: 0.85rem;
}

.prod-video-wrap {
  border-top: 1px solid #dcdcdc;
  margin-top: 0.7rem;
  padding-top: 0.7rem;
}

.prod-video-wrap iframe {
  width: 100%;
  height: 450px;
  border: 0;
}

.prod-promo-item {
  border-top: 1px solid #dcdcdc;
  margin-top: 0.7rem;
  padding-top: 0.7rem;
}

.prod-promo-img {
  width: 100%;
  display: block;
}

.prod-box-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.prod-box-img {
  width: calc(50% - 0.4rem);
  max-width: 480px;
  border: 1px solid #e0e0e0;
}

@media (max-width: 760px) {
  .prod-overview-grid {
    grid-template-columns: 1fr;
  }

  .prod-layout {
    grid-template-columns: 1fr;
  }

  .prod-sidebar {
    order: 1;
  }

  .prod-sidebar h3 {
    display: none;
  }

  .prod-sidebar-toggle {
    width: 100%;
    display: block;
    background: #111;
    color: #fff;
    border: 0;
    padding: 0.68rem 0.85rem;
    text-align: left;
    font-family: "Bebas Neue", sans-serif;
    letter-spacing: 0.08em;
    font-size: 1.1rem;
    cursor: pointer;
  }

  .prod-sidebar-toggle::after {
    content: "▾";
    float: right;
    font-size: 0.9rem;
    margin-top: 0.05rem;
  }

  .prod-sidebar.is-open .prod-sidebar-toggle::after {
    content: "▴";
  }

  .prod-sidebar-links {
    display: none;
  }

  .prod-sidebar.is-open .prod-sidebar-links {
    display: block;
  }

  .prod-content {
    order: 2;
  }

  .prod-box-img {
    width: 100%;
  }

  .prod-detail-title {
    font-size: 1.6rem;
  }

  .prod-video-wrap iframe {
    height: 250px;
  }

  .prod-open-icon {
    opacity: 1;
    transform: none;
    width: 26px;
    height: 26px;
    font-size: 0.9rem;
  }
}



.card {
  background: #fff;
  border: 1px solid #d9d9d9;
  border-radius: 0;
  padding: 1rem;
}

.card img {
  width: 100%;
  border-radius: 0;
  background: linear-gradient(135deg, #f2f2f2, #dbdbdb);
}

.product-image {
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: #fff;
  padding: 8px;
  border: 1px solid #e2e2e2;
}

.news-image {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.card h3 {
  margin: 0.7rem 0 0.3rem;
  color: var(--brand-deep);
  text-transform: uppercase;
}

.file-link {
  display: inline-block;
  margin-top: 0.6rem;
  text-decoration: none;
  color: #fff;
  background: #111;
  border-radius: 0;
  padding: 0.4rem 0.7rem;
  font-size: 0.92rem;
  text-transform: uppercase;
}

.file-link:hover {
  background: var(--accent);
}

.file-link.secondary {
  background: #f0f0f0;
  color: #111;
  border: 1px solid #cfcfcf;
  margin-left: 0.45rem;
}

.file-link.secondary:hover {
  color: #fff;
  border-color: var(--accent);
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.55rem;
}

.contact-list a {
  color: var(--brand-deep);
}

.contact-qr {
  margin-top: 0.45rem;
}

.contact-qr img {
  width: 180px;
  max-width: 100%;
  border: 1px solid #d5d5d5;
  background: #fff;
  padding: 6px;
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.8rem;
}

.quick-link {
  display: block;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 0.8rem;
  color: #111;
  background: #fff;
  font-weight: 700;
  transition: transform 170ms ease, box-shadow 170ms ease;
  text-transform: uppercase;
}

.quick-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.1);
  border-color: #111;
}

.site-footer {
  background: #0d0d0d;
  color: #f2f2f2;
  padding: 1.3rem 0;
  border-top: 2px solid var(--accent);
}

.footer-extra {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  display: grid;
  grid-template-columns: 1.4fr 1fr auto;
  gap: 1.2rem;
  align-items: start;
}

.footer-extra h3 {
  margin: 0 0 0.5rem;
  font-family: "Bebas Neue", sans-serif;
  letter-spacing: 0.08em;
  font-size: 1.25rem;
}

.footer-company p {
  margin: 0.12rem 0;
  font-size: 0.9rem;
  opacity: 0.92;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.social-links a {
  text-decoration: none;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.3rem 0.6rem;
  font-size: 0.88rem;
}

.social-links a:hover {
  border-color: var(--accent);
  background: var(--accent);
}

.footer-qr img {
  width: 110px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: #fff;
  padding: 4px;
}

.about-block {
  display: grid;
  grid-template-columns: minmax(220px, 340px) 1fr;
  gap: 1rem;
  align-items: center;
}

.about-original {
  background: #fff;
}

.about-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.8rem;
}

.about-subnav a {
  text-decoration: none;
  border: 1px solid #cfcfcf;
  color: #111;
  padding: 0.3rem 0.65rem;
  font-size: 0.88rem;
}

.about-subnav a.active,
.about-subnav a:hover {
  background: #111;
  color: #fff;
}

.about-image-full {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid #dcdcdc;
}

.about-original-title {
  text-align: center;
  font-family: "Bebas Neue", sans-serif;
  letter-spacing: 0.08em;
  font-size: 2rem;
  margin: 1.2rem 0 0.9rem;
}

.about-original-text {
  max-width: 1020px;
  margin: 0 auto;
}

.about-original-text p {
  text-align: center;
  color: #5f5f5f;
  font-size: 1.08rem;
  line-height: 1.8;
  margin: 0 0 0.9rem;
}

.profile-image-stack {
  display: grid;
  gap: 0.85rem;
}

.profile-image-stack img {
  width: 100%;
  display: block;
  border: 1px solid #ddd;
}

.brand-series-wrap {
  display: grid;
  gap: 1.2rem;
}

.brand-series {
  text-align: center;
}

/* =============================================
   Supports page - Catalog / Manuals navigation
   ============================================= */
.supports-intro {
  text-align: center;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto 2rem;
}

.supports-nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.supports-nav-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.5rem 1.8rem;
  text-decoration: none;
  color: var(--ink);
  transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}

.supports-nav-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
  border-color: var(--accent);
}

.supports-nav-icon {
  font-size: 2.2rem;
  flex-shrink: 0;
}

.supports-nav-text {
  flex: 1;
}

.supports-nav-text h3 {
  margin: 0 0 0.25rem;
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.35rem;
  letter-spacing: 0.04em;
}

.supports-nav-text p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.supports-nav-arrow {
  font-size: 1.3rem;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.25s;
}

.supports-nav-card:hover .supports-nav-arrow {
  transform: translateX(4px);
}

.brand-series-logo {
  max-width: 400px;
  width: min(92%, 400px);
  display: block;
  margin: 0 auto 0.5rem;
}

.brand-series h4 {
  margin: 0.2rem 0 0.65rem;
  color: #696969;
  letter-spacing: 0.04em;
  font-size: 1.65rem;
  font-family: "Bebas Neue", sans-serif;
}

.brand-series-image {
  width: 100%;
  display: block;
  border: 1px solid #ddd;
}

.about-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid #d5d5d5;
}

.about-lead {
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: 0;
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.back-top {
  color: #fff;
}

@keyframes reveal {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 760px) {
  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .lang-switch {
    order: 3;
    margin-left: 0;
    align-self: flex-end;
  }

  #navLinks {
    order: 2;
    width: 100%;
  }

  #navLinks {
    justify-content: flex-start;
    gap: 0.4rem;
  }

  #navLinks a {
    padding: 0.45rem 0.55rem;
    font-size: 0.82rem;
  }

  .brand-logo {
    height: 36px;
  }

  .hero {
    aspect-ratio: 12 / 5;
  }

  h1 {
    font-size: clamp(1.8rem, 9vw, 2.8rem);
  }

  .hero-content {
    padding: 2.8rem 0;
  }

  .section {
    padding: 1rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .product-grid,
  .video-grid,
  .file-grid,
  .news-grid,
  .quick-grid,
  .prod-overview-grid,
  .products-preview,
  .service-preview,
  .news-preview {
    grid-template-columns: 1fr;
  }

  .card {
    padding: 0.85rem;
  }

  .file-link,
  .file-link.secondary {
    display: block;
    width: 100%;
    text-align: center;
    margin-left: 0;
    margin-top: 0.5rem;
  }

  .footer-wrap {
    align-items: flex-start;
  }

  .footer-company p {
    font-size: 0.84rem;
  }

  .footer-extra {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .about-block {
    grid-template-columns: 1fr;
  }

  .about-original-title {
    font-size: 1.55rem;
  }

  .brand-series h4 {
    font-size: 1.3rem;
  }

  .about-original-text p {
    font-size: 0.98rem;
    line-height: 1.65;
  }
}

@media (min-width: 761px) and (max-width: 1080px) {
  .container {
    width: min(1080px, 94vw);
  }

  .hero {
    aspect-ratio: 12 / 5;
  }

  #navLinks {
    width: 100%;
    justify-content: flex-start;
  }

  .footer-extra {
    grid-template-columns: 1fr 1fr;
  }

  .footer-qr {
    grid-column: 1 / -1;
  }

  .products-preview {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }

  .service-preview,
  .news-preview {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}