:root {
  /* Color Palette */
  --color-primary-navy: #243160;
  --color-primary-teal: #3a508b;
  --color-accent-mint: #10b981;
  --color-accent-mint-dark: #059669;
  --color-accent-yellow: #fbbf24;
  
  --color-text-dark: #1f2937;
  --color-text-light: #f3f4f6;
  --color-bg-white: #ffffff;
  --color-bg-light: #f9fafb;
  --color-bg-main: #fff9e6;

  --font-primary: 'Montserrat', sans-serif;
  --font-secondary: 'Open Sans', sans-serif;
  
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-bg-main);
}

body {
  font-family: var(--font-secondary);
  color: var(--color-text-dark);
  background-color: var(--color-bg-main);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  color: var(--color-primary-navy);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

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

/* Navigation - Sticky */
.navbar {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: var(--color-bg-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  transition: background-color var(--transition-normal);
}

.navbar .logo {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary-navy);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar .logo span {
  color: var(--color-accent-mint-dark);
}

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

.nav-links a {
  font-weight: 600;
  color: var(--color-primary-teal);
  position: relative;
  font-family: var(--font-primary);
  font-size: 0.95rem;
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--color-accent-yellow);
  transition: width var(--transition-normal);
}

.nav-links a:hover::after, .nav-links a.active::after {
  width: 100%;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--color-accent-mint-dark);
}

/* Call to Action Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-family: var(--font-primary);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  outline: none;
}

.btn-primary {
  background-color: var(--color-primary-navy);
  color: var(--color-bg-white);
}

.btn-primary:hover {
  background-color: var(--color-primary-teal);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 48, 73, 0.2);
}

.btn-accent {
  background-color: var(--color-accent-mint);
  color: var(--color-bg-white);
}

.btn-accent:hover {
  background-color: var(--color-accent-mint-dark);
  color: var(--color-bg-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(74, 222, 128, 0.3);
}

/* Container Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) 5%;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: var(--spacing-lg);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  width: 50%;
  height: 4px;
  background-color: var(--color-accent-yellow);
  bottom: -10px;
  left: 25%;
  border-radius: 2px;
}

/* Hero Section Base */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-size: cover;
  background-position: center;
  position: relative;
  color: var(--color-bg-white);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 48, 73, 0.6); /* Navy tint */
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 2rem;
}

.hero-content h1 {
  color: var(--color-bg-white);
  font-size: 4rem;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

/* Footer */
.footer {
  background-color: var(--color-primary-navy);
  color: var(--color-text-light);
  padding: 4rem 5% 2rem;
  font-family: var(--font-secondary);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col h3 {
  color: var(--color-bg-white);
  margin-bottom: 1rem;
}

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

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
  opacity: 0.8;
}

/* Responsive adjustments */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }

  .nav-links {
    display: none; 
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-bg-white);
    flex-direction: column;
    padding: 1.5rem 5%;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    gap: 1.5rem;
  }

  .nav-links.active {
    display: flex;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
}

/* Hero Search Component */
.hero-search-container {
    display: flex;
    width: 100%;
    max-width: 650px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 50px;
    padding: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    transition: box-shadow 0.3s ease;
}

.hero-search-container:focus-within {
    box-shadow: 0 15px 35px rgba(0,0,0,0.25);
}

.hero-search-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 15px 25px;
    font-size: 1.1rem;
    font-family: 'Montserrat', sans-serif;
    color: var(--color-primary-navy);
    outline: none;
    border-radius: 50px 0 0 50px;
}

.hero-search-input::placeholder {
    color: #9ca3af;
}

.hero-search-btn {
    background: var(--color-accent-yellow);
    color: var(--color-primary-navy);
    border: none;
    padding: 15px 35px;
    font-size: 1.1rem;
    font-weight: 700;
    font-family: 'Montserrat', sans-serif;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.hero-search-btn:hover {
    background: #e6b800;
    transform: scale(1.02);
}

@media (max-width: 600px) {
    .hero-search-container {
        flex-direction: column;
        border-radius: 20px;
        background: transparent;
        box-shadow: none;
        padding: 0;
        gap: 10px;
    }
    
    .hero-search-container:focus-within {
        box-shadow: none;
    }

    .hero-search-input {
        background: #ffffff;
        border-radius: 50px;
        padding: 15px 25px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    }

    .hero-search-btn {
        width: 100%;
        border-radius: 50px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    }
}