:root {
  --primary: #3a5a40;
  --accent: #a3b18a;
  --light: #f6f5f4;
  --dark: #2b2b2b;
  --max-width: 900px;
}

body {
  font-family: "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  background-color: var(--light);
  color: var(--dark);
  line-height: 1.6;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem;
}

header {
  background-color: var(--primary);
  color: white;
  text-align: center;
  padding: 3rem 1rem;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1.2rem;
  color: #dce3dc;
}

#about {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
}

#about .text {
  flex: 1;
}

#about .photo {
  flex: 1;
  text-align: center;
}

#about img {
  width: 100%;
  max-width: 300px;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

h2 {
  color: var(--primary);
  margin-bottom: 1rem;
}

.subjects ul {
  list-style: none;
  padding: 0;
  font-size: 1.1rem;
}

.subjects li::before {
  content: "• ";
  color: var(--accent);
}

.contact form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact input,
.contact textarea {
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}

.contact button {
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 0.9rem;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.2s;
}

.contact button:hover {
  background-color: #2e4633;
}

footer {
  text-align: center;
  padding: 1.5rem;
  background-color: var(--accent);
  color: var(--dark);
  font-size: 0.9rem;
}