body {
  font-family: 'Inter', sans-serif;
  background: #f3f4f6;
  margin: 0;
  padding: 2rem;
  color: #374151;
}

.container {
  max-width: 800px;
  margin: auto;
  background: white;
  padding: 2rem;
  border-radius: 0.75rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

header {
  text-align: center;
  margin-bottom: 2rem;
}



header h1 {
  font-size: 2rem;
  font-weight: 700;
  color: #3b82f6;
  margin: 0;
}

label {
  display: block;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

input,
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #d1d5db;
  border-radius: 0.5rem;
  font-size: 1rem;
  box-sizing: border-box;
  background-color: #ffffff;
}

#statusMessage {
  margin-top: 1rem;
  font-size: 0.9rem;
}
header h1 a {
  color: inherit;
  text-decoration: none;
}

header h1 a:hover {
  text-decoration: underline;
}
body.dark-mode {
  background-color: #1e1e1e;
  color: #e5e5e5;
}

body.dark-mode input,
body.dark-mode textarea,
body.dark-mode select {
  background-color: #2b2b2b;
  color: #ffffff;
  border: 1px solid #444;
}

body.dark-mode input::placeholder,
body.dark-mode textarea::placeholder {
  color: #999;
}

body.dark-mode .button-group button {
  background-color: #333;
  color: #fff;
  border: none;
}

body.dark-mode .button-group button:hover {
  background-color: #4ade80;
  color: #111;
}

body.dark-mode footer {
  background-color: #111;
  color: #aaa;
}