:root {
  --cyber-accent: #7efff5;
  --cyber-bg: rgba(10, 10, 30, 0.9);
  --cyber-input-bg: rgba(255, 255, 255, 0.05);
  --cyber-text: #e0eaff;
  --cyber-glow: rgba(126, 255, 245, 0.5);
  --radius: 10px;
  --transition: .25s ease;
}

.kta-box {
  background: var(--cyber-bg);
  padding: 1.75rem;
  border: 1px solid var(--cyber-accent);
  border-radius: var(--radius);
  box-shadow: 0 0 30px var(--cyber-glow);
  color: var(--cyber-text);
  font-family: "Segoe UI", system-ui, sans-serif;
  position: relative;
  margin-bottom: 1rem;
}

#kta-user-form label {
  display: block;
  margin-bottom: 6px;
  font-size: .85rem;
  letter-spacing: .5px;
}

#kta-user-form input {
  width: 100%;
  padding: .65rem 1rem;
  background: var(--cyber-input-bg);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 6px;
  color: var(--cyber-text);
  outline: none;
  font-size: 1rem;
  margin-bottom: .75rem;
  backdrop-filter: blur(4px);
  transition: var(--transition);
}

#kta-user-form input:focus {
  border-color: var(--cyber-accent);
  box-shadow: 0 0 15px var(--cyber-accent);
}

#kta-user-form button {
  padding: .65rem 1.25rem;
  background: none;
  border: 2px solid var(--cyber-accent);
  border-radius: 999px;
  color: var(--cyber-text);
  cursor: pointer;
  font-weight: 600;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

#kta-user-form button:hover {
  background: var(--cyber-accent);
  color: #0a0a1f;
  box-shadow: 0 0 25px var(--cyber-accent), 0 0 50px var(--cyber-glow);
}

.kta-msg {
  font-size: .75rem;
  margin-top: .5rem;
  opacity: .85;
}

.kta-link {
  color: var(--cyber-accent);
  text-decoration: none;
}