:root {
  --primary: #1e2d4b;
  --accent: #00d4aa;
  --bg: #f0f4f8;
  --text-dark: #1e2d4b;
  --text-light: #4a5568;
  --border: #cbd5e0;
  --footer-bg: #1a2d40;
  --footer-text: #a0aec0;
}

body {
  font-family: system-ui, -apple-system, sans-serif;
  margin: 0;
  background: var(--bg);
  color: var(--text-dark);
  line-height: 1.6;
}

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

/* --- Navigation --- */
.navbar {
  padding: 1rem 2rem;
  background: var(--primary);
  color: white;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 100;
}

.navbar .container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: white;
  font-weight: 500;
  transition: color 0.3s;
}

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

.nav-links .active { color: var(--accent); }

.cta-btn {
  background: var(--accent);
  color: var(--primary);
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.3s;
}

.cta-btn:hover { background: #00b894; }

/* --- Mobile Menu --- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  background: none;
  border: none;
  color: white;
  padding: 0.5rem;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: white;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) { opacity: 0; }

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile menu dropdown */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 250px;
  max-height: 100vh;
  background: var(--primary);
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  padding: 8rem 2rem 2rem;
  transform: translateX(100%);
  transition: transform 0.3s ease-in-out;
  z-index: 90;
}

.mobile-menu.active { transform: translateX(0); }

.mobile-menu a {
  display: block;
  padding: 1rem 0;
  color: white;
  width: 100%;
  border-bottom: 1px solid var(--border);
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 2rem 4rem;
  position: relative;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero .btn-group { display: flex; gap: 1rem; flex-wrap: wrap; }

/* --- Services Grid --- */
.services-grid {
  max-width: 1200px;
  margin: 3rem auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: white;
  border-radius: 6px;
  padding: 2rem;
  text-align: center;
  border: 1px solid var(--border);
  transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.1); }

.service-card .icon { font-size: 2rem; margin-bottom: 1rem; display: block; }

/* --- Credentials Strip --- */
.credentials {
  background: var(--primary);
  color: white;
  padding: 2rem;
  margin: 3rem 0;
}

.credentials .container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
}

/* --- CTA Strip --- */
.cta-strip {
  background: var(--accent);
  color: var(--primary);
  padding: 2rem;
  margin: 3rem 0;
  text-align: center;
}

.cta-strip .btn { font-size: 1.1rem; }

/* --- Footer --- */
.footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: 4rem 2rem 2rem;
  margin-top: 4rem;
}

.footer .container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  padding: 0 2rem;
}

.footer h3 { color: white; margin-bottom: 1rem; }

.footer p, .footer a { color: var(--footer-text); margin: 0.2rem 0; }

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

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--footer-text);
  font-size: 0.875rem;
  text-align: center;
}

/* --- Page Hero Band (inner pages) --- */
.page-hero {
  min-height: 250px;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  padding: 3rem 2rem;
  margin-bottom: 3rem;
}

.page-hero h1 { font-size: 2rem; }

/* --- Mobile Responsive --- */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .mobile-menu.active { display: flex; }

  .hero h1 { font-size: 2rem; }
  .services-grid { margin: 2rem 1rem; }
  .footer .container { grid-template-columns: 1fr; }
}