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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #0f0f1a;
  color: #f1f1f1;
  line-height: 1.6;
}

header {
  background: #1e1e2e;
  color: white;
  padding: 1em;
  text-align: center;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2em;
  margin-top: 1em;
}

nav a {
  text-decoration: none;
  color: #f1f1f1;
  transition: 0.3s;
}

nav a:hover {
  color: #ff4b4b;
}

.hero {
  text-align: center;
  padding: 4em 2em;
  background: linear-gradient(120deg, #1e1e2e, #2a2a40);
  color: #ffffff;
}

.hero h1, .hero h2 {
  font-size: 2.5rem;
  margin-bottom: 0.5em;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 1em;
}

.btn {
  background: #ff4b4b;
  color: white;
  padding: 0.8em 1.5em;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  text-decoration: none;
  transition: background 0.3s;
}

.btn:hover {
  background: #e63939;
}

section {
  padding: 2em;
  max-width: 900px;
  margin: 0 auto;
}

h1, h2, h3 {
  margin-bottom: 0.5em;
  color: #ff4b4b;
}

ul {
  padding-left: 1.5em;
}

ul li {
  margin-bottom: 0.5em;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1em;
  margin-top: 1em;
}

input, textarea {
  padding: 0.8em;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
}

button[type="submit"] {
  background: #4bb543;
  color: white;
  border: none;
  padding: 0.8em;
  font-size: 1rem;
  border-radius: 5px;
  cursor: pointer;
}

button[type="submit"]:hover {
  background: #3fa336;
}

footer {
  background: #1e1e2e;
  color: white;
  text-align: center;
  padding: 1em;
  margin-top: 2em;
}