body {
  margin: 0;
  font-family: 'Orbitron', sans-serif;
  background: #0d0d0d;
  color: #fff;
}

.top-bar {
  text-align: center;
  padding: 2rem 1rem;
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #1a1a1a;
}

.top-bar h1 {
  font-size: 2.5rem;
  color: #0ff;
  text-shadow: 0 0 10px #0ff;
}

.tagline {
  color: #888;
  font-size: 1rem;
  margin-top: 0.5rem;
}

.hero {
  text-align: center;
  padding: 3rem 1rem 2rem;
}

.hero h2 {
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 1.5rem;
}

.hero input {
  padding: 0.8rem 1rem;
  width: 300px;
  max-width: 90%;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  background: #1a1a1a;
  color: #0ff;
  outline: none;
  box-shadow: 0 0 10px #0ff;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
}

.tool-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: 16px;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tool-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 15px #00f2ff;
}

.tool-card .icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.tool-card h3 {
  font-size: 1.1rem;
  color: #fff;
  text-align: center;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: #888;
  border-top: 1px solid #1a1a1a;
  background: #0a0a0a;
}