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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to right, #121212, #1f1f1f);
  color: #e0e0e0;
}

header {
  background: rgba(10, 10, 10, 0.95);
  color: #fff;
  padding: 40px 20px;
  text-align: center;
  backdrop-filter: blur(8px);
}

.logo-img {
  width: 140px;
  height: auto;
  display: block;
  margin: 0 auto 10px;
}

nav {
  background: rgba(30, 30, 30, 0.9);
  display: flex;
  justify-content: center;
  padding: 18px;
  gap: 35px;
  backdrop-filter: blur(6px);
  box-shadow: 0 0 10px rgba(0, 255, 255, 0.4);
  border-radius: 40px;
  margin: 10px auto 40px;
  width: fit-content;
}

nav a {
  color: #ddd;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  padding: 10px 20px;
  border-radius: 20px;
}

nav a:hover {
  color: #00ffff;
  background: rgba(0, 255, 255, 0.1);
  box-shadow: 0 0 10px #00ffff;
}

.content {
  max-width: 800px;
  margin: auto;
  padding: 60px 20px;
  text-align: center;
}

.content h2 {
  font-size: 2.2rem;
  color: #00ffff;
  margin-bottom: 20px;
  text-shadow: 0 0 5px #00ffff;
}

.content p {
  font-size: 1.1rem;
  line-height: 1.6;
}

form {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

input, textarea {
  padding: 12px;
  border-radius: 8px;
  border: none;
  font-size: 1rem;
}

button {
  background: #00ffff;
  color: #111;
  padding: 12px;
  border: none;
  font-weight: bold;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover {
  background: #00cccc;
}

footer {
  background: rgba(20, 20, 20, 0.95);
  color: #bbb;
  text-align: center;
  padding: 40px 20px;
  font-size: 1rem;
  margin-top: 60px;
}