/* Base & Reset */
:root {
  --primary-blue: #005f9e;
  --secondary-blue: #0082c8;
  --light-blue: #e8f4f8;
  --accent-orange: #ff6b35;
  --accent-hover: #e55a24;
  --text-main: #333333;
  --text-light: #666666;
  --bg-white: #ffffff;
  --bg-gray: #f9f9f9;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-family: var(--font-main);
  color: var(--text-main);
  line-height: 1.6;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-white);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: var(--primary-blue);
  transition: color 0.3s ease;
}

a:hover {
  color: var(--secondary-blue);
}

ul {
  list-style: none;
}

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

/* Typography */
h1, h2, h3, h4 {
  color: var(--primary-blue);
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
p { margin-bottom: 1.5rem; }

/* Layout Utilities */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.section-padding {
  padding: 5rem 0;
}

.bg-light { background-color: var(--bg-gray); }
.bg-blue { background-color: var(--light-blue); }

/* Buttons */
.btn-primary {
  display: inline-block;
  background-color: var(--accent-orange);
  color: var(--bg-white) !important;
  padding: 12px 24px;
  border-radius: 4px;
  font-weight: 700;
  text-align: center;
  transition: background-color 0.3s ease;
  min-width: 44px;
  min-height: 44px;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
}

/* Header & Navigation */
header {
  background-color: var(--bg-white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-blue);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-item {
  position: relative;
  font-weight: 600;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--bg-white);
  min-width: 250px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  border-radius: 0 0 4px 4px;
  padding: 0.5rem 0;
  z-index: 100;
}

.nav-item:hover .dropdown-menu,
.nav-item:focus-within .dropdown-menu {
  display: block;
}

.dropdown-menu li a {
  display: block;
  padding: 0.75rem 1.5rem;
  color: var(--text-main);
}

.dropdown-menu li a:hover {
  background-color: var(--light-blue);
  color: var(--primary-blue);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary-blue);
  padding: 10px;
}

/* Hero Section */
.hero {
  background: linear-gradient(rgba(0, 95, 158, 0.8), rgba(0, 95, 158, 0.9)), url('hero-bg.webp') center/cover;
  color: var(--bg-white);
  padding: 6rem 0;
  text-align: center;
}

.hero h1 {
  color: var(--bg-white);
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  max-width: 800px;
  margin: 0 auto 2rem;
}

/* Service Cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  border-top: 4px solid var(--primary-blue);
  transition: transform 0.3s ease;
}

.service-card:hover {
  transform: translateY(-5px);
}

/* Call Box */
.call-box {
  background-color: var(--primary-blue);
  color: var(--bg-white);
  padding: 3rem 2rem;
  text-align: center;
  border-radius: 8px;
  margin: 3rem 0;
}

.call-box h2 {
  color: var(--bg-white);
}

/* Breadcrumbs */
.breadcrumbs {
  padding: 1rem 0;
  background-color: var(--bg-gray);
  font-size: 0.9rem;
}

.breadcrumbs a {
  color: var(--text-light);
}

/* Footer */
footer {
  background-color: #1a1a1a;
  color: #f1f1f1;
  padding: 4rem 0 2rem;
}

footer a {
  color: #b3d4fc;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  color: var(--bg-white);
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

.footer-col ul li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: #999;
}

/* Sticky Mobile CTA */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--accent-orange);
  padding: 15px;
  text-align: center;
  z-index: 999;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.2);
}

.mobile-cta a {
  color: var(--bg-white);
  font-weight: 700;
  font-size: 1.1rem;
  display: block;
}

/* Responsive */
@media (max-width: 992px) {
  .hero h1 { font-size: 2.2rem; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-white);
    padding: 1rem 0;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .dropdown-menu {
    position: static;
    box-shadow: none;
    padding-left: 2rem;
    display: none;
  }
  
  .nav-item.active .dropdown-menu {
    display: block;
  }
  
  .btn-primary.header-btn {
    display: none;
  }
  
  .mobile-cta {
    display: block;
  }
  
  body {
    padding-bottom: 60px; /* Space for mobile CTA */
  }
}