* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Marianne", "Segoe UI", Roboto, Arial, sans-serif;
}

body {
  min-height: 100vh;
  background: linear-gradient(180deg, #0b1c2d, #0f172a);
  color: #f8fafc;
}


header {
  background: linear-gradient(90deg, #0b1c2d, #1e3a8a);
  border-bottom: 4px solid #dc2626;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.45);
}

.navbar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
  padding: 1.3rem 2rem;
}

.navitem a {
  color: #f8fafc;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  transition: background 0.3s, box-shadow 0.3s;
}

.navitem a:hover {
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 -3px 0 #ffffff;
}

p {
  text-align: center;
  margin-top: 2rem;
  font-size: 1.1rem;
  color: #e5e7eb;
}

p:first-of-type {
  font-size: 1.4rem;
  font-weight: 600;
  margin-top: 3rem;
}


form {
  display: flex;
  justify-content: center;
  margin-top: 3rem;
}

button {
  background: linear-gradient(135deg, #7f1d1d, #dc2626);
  border: none;
  color: #ffffff;
  padding: 0.7rem 1.6rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(220, 38, 38, 0.55);
}

button:active {
  transform: translateY(0);
}

@media (max-width: 768px) {
  .navbar {
    flex-wrap: wrap;
    gap: 1rem;
  }

  p:first-of-type {
    font-size: 1.2rem;
  }
}