:root {
  --navy: #071e57;
  --navy-dark: #050f33;
  --accent: #1292ee;
  --accent-light: #e8f4fe;
  --accent-red: #ff4539;
  --success: #2ed47d;
  --text: #1d2b37;
  --muted: #748494;
  --bg: #ffffff;
  --border: #e7e7e7;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  background: #fff;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.logo { display: flex; align-items: center; }

.logo img {
  height: 40px;
  display: block;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}

nav a {
  color: var(--navy);
  font-size: 0.95rem;
  font-weight: 600;
}

nav a:hover { color: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--navy);
  font-size: 1.6rem;
  cursor: pointer;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  color: #fff;
  padding: 90px 0 80px;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  margin: 0 0 16px;
}

.hero p {
  font-size: 1.15rem;
  color: #cfdcee;
  max-width: 640px;
  margin: 0 auto 32px;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 14px 32px;
  border-radius: 6px;
  font-weight: 600;
  transition: background 0.2s ease;
}

.btn:hover { background: #0d74c4; }

.btn-outline {
  display: inline-block;
  border: 1px solid #cfdcee;
  color: #fff;
  padding: 13px 30px;
  border-radius: 6px;
  margin-left: 12px;
}

.btn-outline:hover { background: rgba(255,255,255,0.1); }

/* Sections */
section {
  padding: 72px 0;
}

section.alt { background: #f6f9fc; }

.section-title {
  text-align: center;
  margin-bottom: 12px;
  font-size: 1.9rem;
}

.section-subtitle {
  text-align: center;
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 48px;
}

/* Services grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.service-card:hover {
  box-shadow: 0 12px 28px rgba(11,34,64,0.08);
  transform: translateY(-2px);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.service-card h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.stat {
  text-align: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 12px;
}

.stat strong {
  display: block;
  font-size: 1.6rem;
  color: var(--navy);
}

.stat span {
  font-size: 0.85rem;
  color: var(--muted);
}

.about-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.about-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.about-list li:before {
  content: "\2713";
  color: var(--success);
  font-weight: 700;
  margin-right: 10px;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info h3 {
  margin-top: 0;
}

.contact-item {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
}

.contact-item .icon {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  border-radius: 8px;
  background: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contact-item strong { display: block; }
.contact-item span, .contact-item a { color: var(--muted); }

form.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

form.contact-form label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 6px;
  margin-top: 16px;
}

form.contact-form input,
form.contact-form textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
}

form.contact-form textarea { resize: vertical; min-height: 110px; }

form.contact-form button {
  margin-top: 22px;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
}

.form-notice {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 0.92rem;
}

.form-notice.success { background: #e7fbf1; color: #1a9d5c; }
.form-notice.error { background: #fce8e8; color: #b3261e; }

/* Footer */
footer {
  background: var(--navy-dark);
  color: #a9b8ca;
  padding: 32px 0;
  text-align: center;
  font-size: 0.9rem;
}

footer a { color: #cfdcee; }

/* Responsive */
@media (max-width: 800px) {
  .services-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
  nav { display: none; }
  nav.open { display: block; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--border); }
  nav.open ul { flex-direction: column; padding: 16px 24px; gap: 4px; }
  nav.open li { padding: 10px 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: block; }
  .hero h1 { font-size: 1.8rem; }
  .btn-outline { margin-left: 0; margin-top: 12px; display: block; }
}