:root {
  --green: #3FA873;
  --charcoal: #1E1E1E;
  --sand: #F5F0E6;
  --sky: #6DB5C9;
  --radius: 12px;
}

*,
*::before,
*::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  line-height: 1.6;
  color: var(--charcoal);
  background: var(--sand);
}

h1, h2, h3 { font-family: 'Poppins', sans-serif; margin-top: 0; }

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: white;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

nav img { 
  height: 50px; 
  width: 50px;
  object-fit: contain;
  border-radius: 8px;
}

nav a {
  margin-left: 1rem;
  text-decoration: none;
  color: var(--charcoal);
  font-weight: 600;
}

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

.hero {
  position: relative;
  height: 55vh;
  min-height: 320px;
  background-size: cover;
  background-position: center;
  background-color: #333;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.35);
}

.hero h1 {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  color: white;
  font-size: clamp(2rem, 5vw, 3.5rem);
  text-align: center;
  z-index: 1;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
  width: 90%;
  max-width: 900px;
  padding: 1rem;
  background-color: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius);
}

.container { 
  max-width: 960px; 
  margin: 0 auto; 
  padding: 2rem 1.5rem;
}

button, .btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border: none;
  border-radius: var(--radius);
  background: var(--green);
  color: white;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.3s ease;
  font-size: 1rem;
  margin: 0.5rem 0;
}

button:hover, .btn:hover { 
  background: #319065;
  transform: translateY(-1px);
}

form input, 
form textarea, 
form select {
  width: 100%;
  padding: 0.8rem;
  border-radius: var(--radius);
  border: 1px solid #ddd;
  margin-bottom: 1.2rem;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

form input:focus, 
form textarea:focus, 
form select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(63, 168, 115, 0.2);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

ul {
  padding-left: 1.2rem;
  margin-bottom: 1.5rem;
}

ul li {
  margin-bottom: 0.5rem;
}

section {
  margin-bottom: 3rem;
  background: white;
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Responsive Design */
@media (max-width: 768px) {
  nav {
    flex-direction: column;
    padding: 1rem;
  }
  
  nav a { 
    margin: 0.5rem 0.5rem;
    font-size: 0.95rem;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .container {
    padding: 1.5rem 1rem;
  }
  
  section {
    padding: 1.5rem;
  }
}

/* Accessibility Improvements */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Focus styles for better keyboard navigation */
*:focus {
  outline: 3px solid var(--sky);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  nav, .hero::after, .btn, form {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .container {
    max-width: 100%;
    padding: 0.5in;
  }
  
  a::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    font-weight: normal;
  }
}

/* footer - aligned midle and italic */
footer {
  text-align: center;
  font-style: italic;
  padding: 1rem;
  background: var(--charcoal);
  color: white;
  position: relative;
}