:root {
  --navy-dark: #0b2540;
  --navy: #154a8a;
  --blue: #1c63b5;
  --steel: #5b7a99;
  --bg: #f5f8fb;
  --bg-alt: #ffffff;
  --text: #1f2d3a;
  --text-muted: #5a6b7a;
  --border: #e1e8ef;
  --radius: 10px;
  --max-width: 1280px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo-link { display: flex; align-items: center; gap: 10px; }
.logo-link img { height: 48px; width: auto; }

.main-nav {
  display: flex;
  gap: 32px;
}

.main-nav a {
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--navy);
  border-bottom-color: var(--blue);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--navy-dark);
  margin: 5px 0;
  border-radius: 2px;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 60%, var(--blue) 100%);
  color: #fff;
  padding: 56px 0 64px;
}

.hero-inner {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 40px;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 600px;
  flex: 1 1 auto;
}

.hero-illustration {
  flex: 0 0 360px;
  max-width: 360px;
}

.hero-illustration svg {
  width: 100%;
  height: auto;
}

.hero h1 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.hero .subtitle {
  font-size: 1.15rem;
  color: #cfe0f4;
  margin: 0;
}

.hero .badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}

.badge {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 0.85rem;
  font-weight: 600;
}

.btn {
  display: inline-block;
  background: #fff;
  color: var(--navy-dark);
  font-weight: 700;
  padding: 13px 28px;
  border-radius: var(--radius);
  margin-top: 10px;
  width: fit-content;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.18);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.6);
}

/* Sections */
section.section {
  padding: 70px 0;
}

.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  color: var(--navy-dark);
  margin: 0 0 12px;
  font-weight: 800;
}

.section .lead {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 700px;
  margin: 0 0 40px;
}

.section.alt { background: var(--bg-alt); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.section.alt .card { background: var(--bg); }

.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--navy);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
  font-weight: 800;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  color: var(--navy-dark);
}

.card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 30px;
}

.timeline .item {
  display: flex;
  gap: 18px;
}

.timeline .year {
  flex: 0 0 90px;
  font-weight: 800;
  color: var(--blue);
  font-size: 1.05rem;
}

.timeline .desc {
  color: var(--text-muted);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 10px;
}

.stat {
  text-align: center;
  padding: 20px;
}

.stat .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--navy);
}

.stat .label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.cta-band {
  background: var(--navy-dark);
  color: #fff;
  text-align: center;
  padding: 60px 0;
}

.cta-band h2 { color: #fff; }
.cta-band p { color: #cfe0f4; }

.contact-box {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.contact-box .email {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--navy);
  margin: 18px 0;
}

/* Footer */
.site-footer {
  background: var(--navy-dark);
  color: #aebfd1;
  padding: 36px 0;
  font-size: 0.88rem;
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.site-footer a { color: #cfe0f4; }

/* Responsive */
@media (max-width: 880px) {
  .grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr; }
  .hero-illustration { flex: 0 0 240px; max-width: 240px; }
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .hero-inner { flex-direction: column; }
  .hero-illustration { max-width: 220px; order: -1; }
  .main-nav {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 12px 24px 20px;
    gap: 14px;
  }
  .main-nav.open { display: flex; }
  .hero { padding: 60px 0 70px; }
  .grid { grid-template-columns: 1fr; }
  section.section { padding: 50px 0; }
  .timeline .item { flex-direction: column; gap: 4px; }
  .timeline .year { flex: none; }
  .contact-box { padding: 28px 20px; }
}