/* Martial Arts Theme */
body {
  background: #181818;
  color: #fff;
  font-family: 'Segoe UI', 'Arial', sans-serif;
  margin: 0;
  padding: 20px;
  min-height: 100vh;
}

h1, h2 {
  color: #e53935;
  text-shadow: 2px 2px 0 #000, 0 0 10px #e53935;
  letter-spacing: 2px;
}

#combo-length, button {
  font-size: 1.2em;
  padding: 0.5em 1em;
  border-radius: 6px;
  border: 2px solid #e53935;
  background: #222;
  color: #fff;
  margin: 0.5em;
  transition: box-shadow 0.2s;
  
}

#combo-length {
    max-width: 80px;
}

button:hover {
  background: #e53935;
  color: #fff;
  box-shadow: 0 0 10px #e53935, 0 0 5px #fff;
  cursor: pointer;
}

#result {
  margin-top: 2em;
  padding: 1em;
  background: rgba(30, 30, 30, 0.95);
  border-radius: 10px;
  border: 2px solid #e53935;
  box-shadow: 0 0 20px #e53935aa;
}

#result p {
  font-size: 1.3em;
  margin: 0.5em 0;
  padding-left: 1em;
  border-left: 4px solid #e53935;
  background: rgba(255, 255, 255, 0.05);
  transition: background 0.2s;
}

#result p:hover {
  background: #e53935;
  color: #fff;
  font-weight: bold;
  letter-spacing: 1px;
}

body::after {
  content: "";
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=800&q=80') center/cover no-repeat;
  opacity: 0.08;
  z-index: -1;
}

@media (max-width: 600px) {
  body {
    padding: 8px;
    font-size: 1.1em;
  }
  h1, h2 {
    font-size: 1.3em;
    letter-spacing: 1px;
    text-align: center;
  }
  #combo-length, button {
    font-size: 1em;
    padding: 0.4em 0.7em;
    margin: 0.3em 0.1em;
    width: 100%;
    box-sizing: border-box;
  }
  #combo-length {
    max-width: 100%;
  }
  label {
    font-size: 1em;
    display: block;
    margin-bottom: 0.5em;
  }
  #result {
    padding: 0.7em;
    font-size: 1em;
  }
  #result p {
    font-size: 1em;
    padding-left: 0.5em;
  }
}