:root {
  --color-primary: #0056b3;
  --color-primary-dark: #003f80;
  --color-accent: #ffb11c;
  --color-text: #1f2933;
  --color-muted: #52606d;
  --color-bg: #f5f7fa;
  --color-light: #ffffff;
  --max-width: 1120px;
  font-family: "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-light);
  background: linear-gradient(120deg, rgba(0, 86, 179, 0.82), rgba(0, 63, 128, 0.82)),
              url("https://images.unsplash.com/photo-1517430816045-df4b7de11d1d?auto=format&fit=crop&w=1400&q=80") center/cover no-repeat;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(0, 63, 128, 0.8) 0%, rgba(0, 40, 80, 0.7) 100%);
}

.hero__content {
  position: relative;
  max-width: 720px;
  padding: 0 1.5rem;
  z-index: 1;
}

.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.85);
}

.hero h1 {
  font-size: clamp(1.9rem, 3.2vw, 3rem);
  margin: 0 0 1rem;
}

.hero__subtitle {
  font-size: 1.05rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero__cta {
  display: inline-block;
  padding: 0.9rem 2.4rem;
  border-radius: 999px;
  background-color: var(--color-accent);
  color: var(--color-text);
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hero__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
}

.section {
  padding: 4.5rem 1.5rem;
  background-color: var(--color-light);
}

.section--muted {
  background-color: #eef2f7;
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section__lead {
  max-width: 700px;
  margin: 0 auto 2.5rem;
  text-align: center;
  color: var(--color-muted);
}

.section h2 {
  margin-top: 0;
  font-size: clamp(2rem, 3vw, 2.6rem);
  text-align: center;
  color: var(--color-primary-dark);
}

.section__inner--two-column {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

.section__inner--two-column > div:first-child {
  font-size: 1.05rem;
  color: var(--color-muted);
}

.fact-card {
  background-color: #f0f4ff;
  border-radius: 18px;
  padding: 2rem;
  box-shadow: 0 12px 28px rgba(0, 86, 179, 0.12);
}

.fact-card h3 {
  margin-top: 0;
  margin-bottom: 1.5rem;
  color: var(--color-primary-dark);
}

.fact-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.9rem;
  color: var(--color-text);
}

.fact-card span {
  font-weight: 600;
  color: var(--color-primary);
}

.product-grid {
  display: grid;
  gap: 1.75rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.product-grid figure {
  background-color: var(--color-light);
  border-radius: 18px;
  padding: 1.25rem;
  margin: 0;
  box-shadow: 0 10px 24px rgba(31, 41, 51, 0.08);
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-grid figure:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(31, 41, 51, 0.12);
}

.product-grid img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 12px;
}

.equipment-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  margin-top: 2.5rem;
}

.equipment-card {
  display: flex;
  flex-direction: column;
  background: var(--color-light);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(0, 86, 179, 0.08);
  border: 1px solid rgba(0, 86, 179, 0.12);
  color: var(--color-muted);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.equipment-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 86, 179, 0.18);
}

.equipment-card img {
  width: 100%;
  flex: 1 0 160px;
  object-fit: contain;
  background: #f0f4ff;
  border-radius: 12px 12px 0 0;
  display: block;
  padding: 1.5rem;
}

.equipment-card figcaption {
  padding: 1.25rem 1.75rem 1.75rem;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.equipment-card h3 {
  margin: 0;
  color: var(--color-primary-dark);
}

.equipment-card p {
  margin: 0;
}

.product-grid figcaption {
  margin-top: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.section__inner--three-cards {
  display: grid;
  gap: 1.75rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--color-light);
  border-radius: 18px;
  padding: 2rem;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.08);
  color: var(--color-muted);
}

.card h3 {
  margin-top: 0;
  color: var(--color-primary);
}

.cta {
  background: linear-gradient(120deg, rgba(0, 86, 179, 0.93), rgba(0, 63, 128, 0.88));
  color: var(--color-light);
  text-align: center;
}

.cta h2 {
  font-size: clamp(1.7rem, 2.6vw, 2.35rem);
}

.cta p {
  margin: 0 auto 2rem;
  max-width: 680px;
  color: rgba(255, 255, 255, 0.88);
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.cta__alt {
  display: inline-block;
  padding: 0.9rem 2.4rem;
  border-radius: 999px;
  border: 2px solid rgba(255, 255, 255, 0.6);
  color: var(--color-light);
  font-weight: 600;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.cta__alt:hover {
  background-color: var(--color-light);
  color: var(--color-primary-dark);
}

.footer {
  background-color: #0f1d2b;
  color: rgba(255, 255, 255, 0.72);
  text-align: center;
  padding: 2.25rem 1.5rem;
}

.footer a {
  color: rgba(255, 255, 255, 0.9);
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 0.5rem;
}

@media (min-width: 860px) {
  .section__inner--two-column {
    grid-template-columns: 2fr 1fr;
  }
}

@media (max-width: 640px) {
  .hero {
    min-height: 60vh;
  }
  .product-grid img {
    height: 120px;
  }
}

.site-header {
  background: rgba(15, 29, 43, 0.92);
  color: var(--color-light);
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-header--light {
  background: rgba(15, 29, 43, 0.95);
}

.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
}

.site-brand {
  font-weight: 700;
  color: var(--color-light);
  letter-spacing: 0.04em;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
}

.top-nav a {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
  font-size: 0.95rem;
}

.top-nav a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.page {
  background-color: var(--color-bg);
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__cta--secondary {
  display: inline-block;
  padding: 0.8rem 2.1rem;
  border-radius: 999px;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.hero__cta--secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-light);
}

.page-hero {
  background: linear-gradient(130deg, rgba(0, 86, 179, 0.9), rgba(0, 63, 128, 0.9));
  color: var(--color-light);
  text-align: center;
  padding: 4.5rem 1.5rem 3.5rem;
}

.page-hero--article {
  background: linear-gradient(130deg, rgba(31, 41, 51, 0.92), rgba(0, 86, 179, 0.85));
}

.page-hero--service {
  background: linear-gradient(130deg, rgba(0, 120, 212, 0.9), rgba(0, 63, 128, 0.9));
}

.page-hero__inner {
  max-width: 760px;
  margin: 0 auto;
}

.page-hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.75);
}

.breadcrumbs {
  max-width: var(--max-width);
  margin: 1.5rem auto 0;
  padding: 0 1.5rem;
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.breadcrumbs a {
  color: var(--color-primary);
}

.page-layout {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

.page-layout--narrow {
  max-width: 880px;
  margin: 0 auto;
}

.page-layout--wide {
  max-width: var(--max-width);
}

.page-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  color: var(--color-text);
}

.page-content h2,
.page-content h3 {
  color: var(--color-primary-dark);
}

.page-sidebar {
  display: grid;
  gap: 1.5rem;
}

.info-card {
  background: var(--color-light);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: 0 12px 28px rgba(15, 29, 43, 0.12);
  border: 1px solid rgba(0, 86, 179, 0.08);
}

.info-card h3 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--color-primary-dark);
}

.spec-list {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}

.spec-list__row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.spec-list__row strong {
  color: var(--color-text);
  font-weight: 600;
}

.feature-list {
  list-style: disc;
  padding-left: 1.25rem;
  color: var(--color-muted);
}

.feature-list li + li {
  margin-top: 0.6rem;
}

.usage-list {
  padding-left: 1.25rem;
  color: var(--color-muted);
}

.usage-list li + li {
  margin-top: 0.6rem;
}

.note {
  font-size: 0.85rem;
  color: var(--color-muted);
  background: rgba(0, 86, 179, 0.08);
  padding: 0.75rem 1rem;
  border-radius: 10px;
}

.link-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.6rem;
}

.link-list a {
  color: var(--color-primary);
  font-weight: 600;
}

.table-card {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

.table-card__row {
  background: #f1f5ff;
  border-radius: 12px;
  padding: 1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  color: var(--color-muted);
}

.table-card__row strong {
  color: var(--color-primary-dark);
}

.link-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.link-card {
  display: block;
  padding: 1.5rem;
  border-radius: 16px;
  background: #f0f4ff;
  box-shadow: 0 10px 24px rgba(0, 86, 179, 0.08);
  border: 1px solid rgba(0, 86, 179, 0.12);
  color: var(--color-primary-dark);
  font-weight: 600;
  line-height: 1.5;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.link-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(0, 86, 179, 0.16);
  text-decoration: none;
}

.product-grid figure a {
  display: block;
  color: inherit;
}

.product-grid figure a:hover {
  text-decoration: none;
}

.product-grid figure a:hover figcaption {
  color: var(--color-primary);
}

@media (min-width: 980px) {
  .page-layout {
    grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
  }
}

@media (max-width: 780px) {
  .site-header__inner {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .top-nav {
    justify-content: center;
  }

  .page-hero {
    padding-top: 3.5rem;
  }
}

@media (max-width: 640px) {
  .spec-list__row {
    flex-direction: column;
    align-items: flex-start;
  }

  .table-card__row {
    padding: 0.9rem 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
}