:root {
  --bg: #ffffff;
  --surface: #f6f8fb;
  --surface-strong: #eef2f6;
  --text: #172033;
  --muted: #5f6b7a;
  --line: #dce3ea;
  --accent: #1f5f8b;
  --accent-dark: #164666;
  --shadow: 0 18px 50px rgba(23, 32, 51, 0.08);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--accent-dark);
  font-size: 0.78rem;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--accent-dark);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
}

.section {
  padding: 88px 0;
}

.hero {
  padding: 96px 0 84px;
  background:
    linear-gradient(180deg, rgba(246, 248, 251, 0.82), rgba(255, 255, 255, 1)),
    var(--bg);
  border-bottom: 1px solid var(--line);
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 56px;
  align-items: center;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 780px;
  margin: 0;
  color: var(--text);
  font-size: clamp(2.45rem, 7vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.75rem, 3vw, 2.45rem);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.35;
  letter-spacing: 0;
}

.hero-subtitle {
  margin: 18px 0 0;
  color: var(--text);
  font-size: clamp(1.12rem, 2vw, 1.4rem);
  font-weight: 600;
}

.hero-text {
  max-width: 680px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 32px;
  padding: 0 20px;
  border-radius: 6px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

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

.verification-panel {
  display: grid;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: var(--shadow);
}

.verification-panel div {
  padding: 24px;
  border-bottom: 1px solid var(--line);
}

.verification-panel div:last-child {
  border-bottom: 0;
}

.panel-label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.verification-panel strong {
  display: block;
  color: var(--text);
  font-size: 1.05rem;
}

.split-section,
.info-layout,
.contact-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
  gap: 56px;
}

.section-copy {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.section-muted {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 640px;
  margin-bottom: 34px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.service-card {
  min-height: 112px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  display: flex;
  align-items: flex-end;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
}

.product-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--surface);
}

.product-card figcaption {
  padding: 16px 18px;
  border-top: 1px solid var(--line);
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
}

.info-list {
  margin: 0;
  border-top: 1px solid var(--line);
}

.info-list div {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.info-list dt {
  color: var(--muted);
  font-weight: 600;
}

.info-list dd {
  margin: 0;
  color: var(--text);
  font-weight: 500;
}

.contact-section {
  padding-top: 72px;
  background: var(--text);
  color: #ffffff;
}

.contact-section .section-kicker,
.contact-section h2 {
  color: #ffffff;
}

.contact-card {
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.contact-card p {
  margin: 0 0 14px;
  color: rgba(255, 255, 255, 0.78);
}

.contact-card a {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-footer {
  background: #111827;
  color: rgba(255, 255, 255, 0.72);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 82px;
  font-size: 0.92rem;
}

.footer-inner p {
  margin: 0;
}

.footer-inner a {
  color: rgba(255, 255, 255, 0.86);
  text-decoration: none;
}

@media (max-width: 860px) {
  .nav {
    min-height: 66px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 66px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--bg);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 13px 14px;
  }

  .section,
  .hero {
    padding: 68px 0;
  }

  .hero-layout,
  .split-section,
  .info-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

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

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

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

@media (max-width: 560px) {
  .container,
  .nav {
    width: min(100% - 28px, 1120px);
  }

  .brand {
    font-size: 0.86rem;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .service-grid,
  .product-grid,
  .info-list div {
    grid-template-columns: 1fr;
  }

  .product-card-wide {
    grid-column: auto;
  }

  .service-card {
    min-height: 86px;
  }

  .info-list div {
    gap: 4px;
  }

  .contact-card {
    padding: 24px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 22px 0;
  }
}