body {
  margin: 0;
  font-family: "Segoe UI", Arial;
  background: #0f0f0f;
  color: white;
  display: flex;
  justify-content: center;
  padding-top: 40px;
}

/* container card */
.container {
  width: 420px;
  background: #1a1a1a;
  padding: 20px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

/* title */
h2 {
  margin: 0 0 15px 0;
  font-size: 20px;
  text-align: center;
}

/* input */
input {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: none;
  outline: none;
  background: #2a2a2a;
  color: white;
  font-size: 15px;
  transition: 0.2s;
}

input:focus {
  background: #333;
  box-shadow: 0 0 0 2px #00c853;
}

/* button */
button {
  width: 100%;
  padding: 12px;
  margin-top: 10px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #00c853, #00a843);
  color: white;
  font-size: 15px;
  cursor: pointer;
  transition: 0.2s;
}

button:hover {
  transform: scale(1.02);
}

/* results box */
#results {
  margin-top: 15px;
  max-height: 400px;
  overflow-y: auto;
  border-radius: 10px;
}

/* item */
.item {
  padding: 10px;
  margin-bottom: 6px;
  background: #262626;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.15s;
  font-size: 14px;
}

.item:hover {
  background: #333;
  transform: translateX(3px);
}

/* scrollbar */
#results::-webkit-scrollbar {
  width: 6px;
}

#results::-webkit-scrollbar-thumb {
  background: #00c853;
  border-radius: 10px;
}