:root {
  --navy: #102A43;
  --blue: #1F5FAF;
  --gold: #D4A017;
  --bg: #F5F8FC;
  --text: #172033;
  --white: #FFFFFF;
  --muted: #5C6B7A;
  --line: #D9E3EC;
  --green: #1B7F5A;
  --shadow: 0 18px 46px rgba(16, 42, 67, 0.12);
  --radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -999px; top: 12px; background: var(--navy); color: var(--white); padding: 10px 14px; z-index: 20; }
.skip-link:focus { left: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,255,255,0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { border-radius: var(--radius); }
.brand strong { display: block; color: var(--navy); font-size: 1.05rem; }
.brand small { display: block; color: var(--muted); font-size: .78rem; }
.nav-menu { display: flex; align-items: center; gap: 22px; }
.nav-menu a { text-decoration: none; font-weight: 700; color: var(--navy); }
.nav-menu a:hover, .nav-menu a:focus, .nav-menu a[aria-current="page"] { color: var(--blue); }
.nav-link-quiet { border-left: 1px solid var(--line); padding-left: 22px; }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.nav-toggle span:not(.sr-only) { display: block; width: 20px; height: 2px; background: var(--navy); margin: 4px auto; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  background: var(--gold);
  color: var(--navy);
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}
.button:hover, .button:focus { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(16,42,67,.18); }
.button-secondary { background: transparent; color: var(--white); border-color: rgba(255,255,255,.72); }
.button-small { min-height: 38px; padding: 8px 14px; }
.button-disabled { background: var(--white); color: var(--navy); border-color: var(--line); }
.text-link { color: var(--blue); font-weight: 800; text-decoration: none; }

.hero { position: relative; min-height: 720px; display: grid; align-items: center; overflow: hidden; background: var(--navy); }
.hero-media {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(16,42,67,.94), rgba(16,42,67,.72), rgba(16,42,67,.22)), url("../images/hero-placeholder.jpg") center/cover;
}
.hero-content { position: relative; color: var(--white); padding: 110px 0 155px; }
.eyebrow { color: var(--gold); text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; font-weight: 900; margin: 0 0 10px; }
h1, h2, h3 { line-height: 1.1; margin: 0; color: var(--navy); }
.hero h1 { color: var(--white); font-size: clamp(3.5rem, 9vw, 7.8rem); }
.hero-subtitle { margin: 10px 0 0; font-size: clamp(1.6rem, 4vw, 3.2rem); font-weight: 800; }
.hero-copy { max-width: 720px; color: rgba(255,255,255,.9); font-size: 1.18rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.section { padding: 82px 0; }
.section-muted { background: var(--white); border-block: 1px solid var(--line); }
.section-dark { background: var(--navy); color: var(--white); }
.section-dark h2, .section-dark p { color: var(--white); }
.section-heading { max-width: 760px; margin-bottom: 28px; }
.section-heading h2, .page-hero h1, .cta h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
.section-heading.split { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.lead { font-size: 1.18rem; color: var(--muted); }
.card-grid { display: grid; gap: 18px; }
.card-grid.six { grid-template-columns: repeat(3, 1fr); }
.card-grid.three { grid-template-columns: repeat(3, 1fr); }
.mini-card, .quote, .contact-form, .contact-panel, .catalog-card, .legal, .not-found {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.mini-card { padding: 24px; min-height: 155px; }
.mini-card span { display: block; color: var(--navy); font-weight: 900; font-size: 1.12rem; margin-bottom: 8px; }
.mini-card p, .quote p, .catalog-card p, .content-grid p { color: var(--muted); }

.solution-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.solution-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.solution-card img { width: 100%; height: 170px; object-fit: cover; }
.solution-card div, .solution-card:not(.featured) { padding-bottom: 22px; }
.solution-card h3, .solution-card p, .solution-card .status, .solution-card a { margin-left: 20px; margin-right: 20px; }
.solution-card h3 { margin-top: 12px; }
.solution-card.featured { grid-column: span 2; display: grid; grid-template-columns: .9fr 1.1fr; align-items: stretch; }
.solution-card.featured img { height: 100%; }
.status { display: inline-flex; margin-top: 18px; padding: 5px 9px; border-radius: 999px; background: #EAF1F8; color: var(--blue); font-weight: 800; font-size: .78rem; }
.status.available { background: #E4F5EC; color: var(--green); }
.status.planned { background: #FFF3CF; color: #8A6400; }

.two-column, .featured-system, .contact-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: 46px; align-items: start; }
.feature-list, .module-grid, .value-grid { display: grid; gap: 12px; }
.feature-list { grid-template-columns: repeat(2, 1fr); }
.feature-list span, .module-grid span, .value-grid span {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  padding: 14px 16px;
  font-weight: 800;
}
.section-dark .module-grid span { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.2); color: var(--white); }
.module-grid { grid-template-columns: repeat(3, 1fr); }
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 0; margin: 0; counter-reset: step; }
.steps li { counter-increment: step; padding: 24px; border-left: 4px solid var(--gold); background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); }
.steps li::before { content: counter(step); display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 999px; background: var(--navy); color: var(--white); font-weight: 900; margin-bottom: 12px; }
.steps strong, .steps span { display: block; }
.steps span { color: var(--muted); }
.quote { padding: 26px; }
.quote cite { color: var(--navy); font-style: normal; font-weight: 900; }

.cta { margin-block: 82px; padding: 50px; border-radius: var(--radius); color: var(--white); background: linear-gradient(135deg, var(--navy), var(--blue)); }
.cta h2, .cta p { color: var(--white); }
.page-hero { padding: 88px 0 46px; }
.page-hero p:not(.eyebrow) { max-width: 780px; font-size: 1.16rem; color: var(--muted); }
.content-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.content-grid article { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.value-grid { grid-template-columns: repeat(7, 1fr); }
.catalog { display: grid; gap: 24px; }
.catalog-card { display: grid; grid-template-columns: 340px 1fr; gap: 0; overflow: hidden; }
.catalog-card img { height: 100%; min-height: 310px; object-fit: cover; }
.catalog-card div { padding: 30px; }
.catalog-card ul { columns: 2; padding-left: 20px; }

.contact-form, .contact-panel { padding: 28px; }
.form-row { margin-bottom: 18px; }
label { display: block; font-weight: 800; margin-bottom: 6px; color: var(--navy); }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; font: inherit; color: var(--text); background: var(--white); }
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(31,95,175,.18); border-color: var(--blue); }
.field-error { border-color: #B42318; }
.form-status { min-height: 24px; font-weight: 800; }

.legal { margin-block: 70px; padding: 42px; max-width: 900px; }
.legal h1, .not-found h1 { font-size: clamp(2.4rem, 6vw, 4.5rem); }
.not-found { margin-block: 90px; padding: 52px; text-align: center; }
.not-found img { margin: 0 auto 16px; border-radius: var(--radius); }

.site-footer { background: var(--navy); color: rgba(255,255,255,.82); padding: 50px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr repeat(4, 1fr); gap: 26px; }
.footer-grid strong { display: block; color: var(--white); margin-bottom: 10px; }
.footer-grid a { display: block; color: rgba(255,255,255,.82); text-decoration: none; margin: 6px 0; }
.footer-grid a:hover, .footer-grid a:focus { color: var(--gold); }
.copyright { text-align: center; color: rgba(255,255,255,.66); margin: 36px 0 0; }