:root {
  --bg: #f8fafc;
  --panel: #ffffff;
  --ink: #0f2239;
  --muted: #5b6f85;
  --brand: #1a3a5c;
  --accent: #f2d21b;
  --accent2: #e8c800;
  --radius: 16px;
  --shadow: 0 4px 24px rgba(15,34,57,0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', Arial, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.6; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  background: var(--panel);
  border-bottom: 1px solid #e2e8f0;
  position: sticky; top: 0; z-index: 100;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo strong { display: block; font-size: 16px; }
.logo small { font-size: 11px; color: var(--muted); }
nav { display: flex; gap: 24px; }
nav a { font-size: 14px; font-weight: 600; color: var(--ink); transition: color .2s; }
nav a:hover { color: var(--brand); text-decoration: none; }

.hero {
  padding: 80px 0 60px;
  background: linear-gradient(135deg, #f0f5fa 0%, #e4ecf3 100%);
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero-text h1 { font-size: clamp(32px, 5vw, 52px); line-height: 1.15; margin-bottom: 20px; color: var(--brand); }
.hero-text p { font-size: 18px; color: var(--muted); margin-bottom: 30px; max-width: 480px; }
.hero-illustration svg { width: 100%; max-width: 400px; }
.btn {
  display: inline-block; padding: 14px 32px; border-radius: 10px;
  background: var(--brand); color: #fff; font-weight: 700; font-size: 15px;
  border: none; cursor: pointer; transition: background .2s, transform .1s;
}
.btn:hover { background: #244e78; text-decoration: none; transform: translateY(-1px); }

.section-title { font-size: 30px; text-align: center; margin-bottom: 12px; color: var(--brand); }
.section-subtitle { text-align: center; color: var(--muted); margin-bottom: 40px; font-size: 16px; }

.services { padding: 80px 0; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.service-card {
  background: var(--panel); border-radius: var(--radius); padding: 32px 24px;
  box-shadow: var(--shadow); border: 1px solid #e2e8f0; transition: transform .2s;
}
.service-card:hover { transform: translateY(-4px); }
.s-icon { margin-bottom: 16px; }
.service-card h3 { font-size: 18px; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: var(--muted); }

.about { padding: 80px 0; background: var(--panel); }
.about-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: start; }
.about-text h2 { font-size: 30px; margin-bottom: 20px; color: var(--brand); }
.about-text p { margin-bottom: 16px; color: var(--muted); }
.about-info { display: flex; flex-direction: column; gap: 16px; }
.info-card { background: #f0f5fa; padding: 20px; border-radius: 12px; border: 1px solid #e2e8f0; }
.info-card h4 { font-size: 14px; color: var(--brand); margin-bottom: 6px; text-transform: uppercase; letter-spacing: .5px; }
.info-card p { font-size: 15px; }

.contact { padding: 80px 0; }
.contact form { max-width: 680px; margin: 0 auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 6px; color: var(--ink); }
input, textarea, select {
  width: 100%; border: 1px solid #cbd5e1; border-radius: 10px; padding: 12px 14px;
  font-size: 15px; font-family: inherit; background: var(--panel); transition: border .2s;
}
input:focus, textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(26,58,92,0.1); }
textarea { resize: vertical; }
.btn-submit { width: 100%; margin-top: 20px; padding: 16px; font-size: 16px; }
.form-message { margin-top: 16px; padding: 14px; border-radius: 10px; font-weight: 600; text-align: center; display: none; }
.form-message.ok { display: block; background: #ecfdf3; color: #15803d; }
.form-message.error { display: block; background: #fef2f2; color: #b91c1c; }

footer { background: var(--ink); color: #94a3b8; padding: 24px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; }
.footer-brand strong { display: block; color: #e2e8f0; font-size: 14px; }
.footer-brand small { font-size: 12px; }
footer a { color: var(--accent); }

@media (max-width: 768px) {
  .hero-grid, .about-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .header-inner { flex-direction: column; gap: 12px; }
  nav { gap: 16px; }
}