:root {
  --blue: #003366;
  --blue-dark: #02264b;
  --silver: #8f9ba8;
  --light: #f5f7fa;
  --text: #1f2933;
  --muted: #5f6b76;
  --white: #ffffff;
  --border: #e4e9ef;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, 92%); margin: 0 auto; }

header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 18px;
}

.brand img { width: 142px; height: auto; display: block; }

.nav-links {
  display: flex;
  gap: 20px;
  font-size: 0.95rem;
  color: var(--blue);
  font-weight: 700;
}
.nav-links a:hover { color: var(--silver); }

.hero {
  background: linear-gradient(135deg, rgba(0, 51, 102, 0.95), rgba(2, 38, 75, 0.94));
  color: var(--white);
  padding: 86px 0 78px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 42px;
}

.eyebrow {
  color: #d9e4f1;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  margin-bottom: 14px;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 4.45rem);
  line-height: 1.05;
  margin-bottom: 20px;
  letter-spacing: -0.04em;
}

.hero p {
  font-size: 1.16rem;
  max-width: 740px;
  color: #edf3f9;
  margin-bottom: 26px;
}

.hero-card {
  background: var(--white);
  color: var(--text);
  border-radius: 26px;
  padding: 34px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.18);
}

.hero-card img {
  width: 100%;
  max-width: 420px;
  display: block;
  margin: 0 auto 18px;
}

.badge {
  display: inline-flex;
  background: rgba(255,255,255,0.13);
  border: 1px solid rgba(255,255,255,0.24);
  color: #fff;
  border-radius: 999px;
  padding: 10px 15px;
  font-weight: 700;
  margin-bottom: 22px;
}

.buttons { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.btn {
  display: inline-block;
  border-radius: 999px;
  padding: 13px 20px;
  font-weight: 800;
  transition: transform .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--white); color: var(--blue); }
.btn-secondary { border: 1px solid rgba(255,255,255,0.45); color: var(--white); }
.btn-blue { background: var(--blue); color: var(--white); }

section { padding: 70px 0; }

.section-title { max-width: 800px; margin-bottom: 36px; }
.section-title h2 {
  color: var(--blue);
  font-size: clamp(1.8rem, 3vw, 2.65rem);
  line-height: 1.12;
  margin-bottom: 12px;
}
.section-title p { color: var(--muted); font-size: 1.05rem; }

.services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.card {
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 24px;
  background: var(--white);
  box-shadow: 0 10px 32px rgba(2, 38, 75, 0.06);
}

.card h3 { color: var(--blue); margin-bottom: 10px; font-size: 1.18rem; }
.card p { color: var(--muted); font-size: 0.98rem; }
.card .icon {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  background: var(--light);
  color: var(--blue);
  border-radius: 14px;
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

.panel {
  background: var(--light);
  border-radius: 26px;
  padding: 34px;
}

.panel h2, .panel h3 { color: var(--blue); margin-bottom: 12px; }

.panel ul, .content ul { list-style: none; margin-top: 16px; }
.panel li, .content li {
  padding: 9px 0;
  color: var(--muted);
  border-bottom: 1px solid #e0e5eb;
}
.panel li:last-child, .content li:last-child { border-bottom: 0; }

.page-hero {
  background: linear-gradient(135deg, rgba(0, 51, 102, 0.96), rgba(2, 38, 75, 0.94));
  color: var(--white);
  padding: 76px 0;
}
.page-hero h1 { max-width: 900px; }
.page-hero p { color: #edf3f9; max-width: 780px; font-size: 1.15rem; }

.content {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 34px;
}

.content h2 { color: var(--blue); margin: 26px 0 12px; font-size: 1.75rem; }
.content p { color: var(--muted); margin-bottom: 14px; }

.aside-box {
  background: var(--light);
  border-radius: 24px;
  padding: 26px;
  position: sticky;
  top: 100px;
}
.aside-box h3 { color: var(--blue); margin-bottom: 12px; }

.notice {
  background: #eef4fb;
  border-left: 5px solid var(--blue);
  padding: 18px 20px;
  border-radius: 14px;
  color: var(--text);
  margin-top: 20px;
}

.contact { background: var(--blue); color: var(--white); }
.contact .section-title h2, .contact .section-title p { color: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.contact-box {
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 22px;
  padding: 26px;
}
.contact-box h3 { margin-bottom: 10px; }
.contact-box a { color: #fff; font-weight: 800; word-break: break-word; }

footer {
  background: #0b1724;
  color: #cbd5df;
  padding: 28px 0;
  font-size: 0.92rem;
}
.footer-grid { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.note { margin-top: 16px; color: #9daab8; font-size: 0.88rem; }

@media (max-width: 920px) {
  .hero-grid, .split, .content, .contact-grid { grid-template-columns: 1fr; }
  .services { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .hero, .page-hero { padding: 62px 0; }
  .aside-box { position: static; }
}

@media (max-width: 580px) {
  .services { grid-template-columns: 1fr; }
  .brand img { width: 118px; }
  section { padding: 52px 0; }
  .hero-card { padding: 24px; }
}