:root {
  --blue: #0b5ed7;
  --blue-dark: #083b86;
  --blue-soft: #eaf3ff;
  --navy: #10233f;
  --text: #24344d;
  --muted: #617089;
  --border: #d9e5f2;
  --white: #ffffff;
  --bg: #f7fbff;
  --card-shadow: 0 18px 48px rgba(16,35,63,.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--white);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1120px, calc(100% - 36px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: white;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  box-shadow: 0 8px 20px rgba(11,94,215,.22);
}
.brand-name { color: var(--navy); font-size: 15px; font-weight: 800; line-height: 1.1; }
.brand-sub { color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .2em; margin-top: 3px; }
.nav-links { display: flex; gap: 28px; font-size: 14px; font-weight: 600; }
.nav-links a:hover { color: var(--blue); }
.menu-toggle { display: none; border: 0; background: none; font-size: 26px; color: var(--blue); }

.hero {
  background: radial-gradient(circle at 85% 10%, #dcecff 0 18%, transparent 38%), linear-gradient(180deg,#f7fbff 0%, #fff 100%);
  padding: 74px 0 64px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  margin-bottom: 12px;
}
.eyebrow.light { color: #cfe4ff; }

h1 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(40px, 6vw, 66px);
  line-height: 1.02;
  letter-spacing: -.04em;
}

.hero-copy > p {
  max-width: 680px;
  margin: 24px 0 30px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 12px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: .2s ease;
}
.btn-primary {
  background: var(--blue);
  color: white;
  box-shadow: 0 10px 22px rgba(11,94,215,.18);
}
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-1px); }
.btn-secondary {
  background: white;
  color: var(--navy);
  border-color: var(--border);
}
.btn-secondary:hover { border-color: #bdd1e7; transform: translateY(-1px); }
.wide { width: 100%; }

.trust-row {
  margin-top: 24px;
  display: flex;
  gap: 16px 20px;
  flex-wrap: wrap;
  color: #52657f;
  font-size: 13px;
  font-weight: 600;
}

.hero-visual-wrap {
  position: relative;
  min-height: 420px;
}
.hero-visual {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 28px;
  box-shadow: var(--card-shadow);
  background: white;
}

.floating-note {
  position: absolute;
  background: white;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px 16px;
  box-shadow: 0 14px 32px rgba(16,35,63,.08);
  min-width: 190px;
}
.floating-note strong {
  display: block;
  color: var(--navy);
  margin-bottom: 4px;
  font-size: 14px;
}
.floating-note span { color: var(--muted); font-size: 12px; line-height: 1.45; }
.note-top { top: -16px; right: -10px; }
.note-bottom { bottom: 26px; left: -18px; }

.section { padding: 84px 0; }
.intro-strip { padding-top: 22px; }
.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.intro-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px 22px;
  box-shadow: 0 8px 24px rgba(16,35,63,.05);
}
.intro-card strong {
  display: block;
  color: var(--navy);
  margin-bottom: 8px;
  font-size: 18px;
}
.intro-card span { color: var(--muted); line-height: 1.6; font-size: 14px; }

.section-heading { max-width: 700px; margin-bottom: 36px; }
.section h2, .band h2, .why-us h2 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: -.03em;
}
.section-heading p, .contact-grid p, .why-copy p { color: var(--muted); line-height: 1.7; }

.cards {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 22px;
}
.product-card {
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 18px 18px 24px;
  background: white;
  box-shadow: 0 10px 30px rgba(16,35,63,.05);
}
.product-card.featured { border-top: 4px solid var(--blue); }
.card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 18px;
  margin-bottom: 18px;
  background: var(--bg);
  border: 1px solid #e4eef9;
}
.icon-label {
  display: inline-block;
  background: var(--blue-soft);
  color: var(--blue);
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
}
.product-card h3 { color: var(--navy); font-size: 22px; margin: 14px 0 10px; }
.product-card p { color: var(--muted); line-height: 1.55; min-height: 72px; }
.product-card ul { padding-left: 18px; color: #53627a; line-height: 1.85; }
.product-card a { color: var(--blue); font-weight: 700; }

.why-us { background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%); }
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 42px;
  align-items: center;
}
.why-visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
}
.feature-list { display: grid; gap: 18px; margin-top: 28px; }
.feature-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: start;
  background: white;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
}
.feature-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--blue-soft);
  color: var(--blue);
  font-weight: 800;
}
.feature-item strong {
  display: block;
  color: var(--navy);
  margin-bottom: 4px;
}
.feature-item p { margin: 0; color: var(--muted); line-height: 1.6; }

.band {
  padding: 76px 0;
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  color: white;
}
.band-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 42px;
  align-items: center;
}
.band h2 { color: white; }
.band p { color: #dbeaff; line-height: 1.7; max-width: 650px; }
.area-box { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.area-box div {
  background: rgba(255,255,255,.11);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  font-weight: 700;
}

.contact-section { background: var(--bg); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 26px;
  box-shadow: 0 12px 36px rgba(16,35,63,.06);
}
.contact-line {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}
.contact-line span { color: var(--muted); }
.contact-line strong { color: var(--navy); text-align: right; }
.contact-actions { margin-top: 22px; }

footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  color: var(--muted);
  font-size: 13px;
}
.footer-wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

@media (max-width: 980px) {
  .hero-grid,
  .why-grid,
  .band-grid,
  .contact-grid { grid-template-columns: 1fr; }

  .cards,
  .intro-grid { grid-template-columns: 1fr; }

  .hero-visual-wrap { min-height: unset; }
  .floating-note { position: static; margin-top: 14px; }
}

@media (max-width: 840px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    background: white;
    border-bottom: 1px solid var(--border);
    padding: 18px;
    flex-direction: column;
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
  .hero { padding-top: 58px; }
}

@media (max-width: 520px) {
  .container { width: min(100% - 24px, 1120px); }
  .brand-name { font-size: 13px; }
  .hero-copy > p { font-size: 17px; }
  .area-box { grid-template-columns: 1fr; }
  .contact-line { flex-direction: column; gap: 5px; }
  .contact-line strong { text-align: left; }
  .feature-item { grid-template-columns: 36px 1fr; }
}

.catalogue-section {
  background: #f7fbff;
}
.catalogue-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
.catalogue-page {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: white;
  box-shadow: 0 12px 34px rgba(16,35,63,.06);
}
.catalogue-page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
}
.catalogue-page-head strong {
  color: var(--navy);
  font-size: 18px;
}
.catalogue-page-head span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}
.catalogue-page img {
  width: 100%;
  height: auto;
}
.catalogue-cta {
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 24px;
  border-radius: 20px;
  background: white;
  border: 1px solid var(--border);
}
.catalogue-cta strong {
  display: block;
  color: var(--navy);
  font-size: 20px;
  margin-bottom: 5px;
}
.catalogue-cta span {
  color: var(--muted);
  line-height: 1.5;
}
@media (max-width: 620px) {
  .catalogue-page-head,
  .catalogue-cta {
    align-items: flex-start;
    flex-direction: column;
  }
  .catalogue-cta .btn {
    width: 100%;
  }
}