/* reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #0d0b96, #4b0596);
  font-family: "Poppins", sans-serif;
}

/* custom select wrapper */
.custom-select {
  position: relative;
  width: 250px;
  cursor: pointer;
  user-select: none;

  /*remove default mobile select styles */
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

/* selected option */
.selected {
  background: #fff;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #ddd;
  font-size: 16px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);

  position: relative;
}

.selected::after {
  content: "▼";
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  color: #666;
}

/* dropdown options */
.options-container {
  position: absolute;
  top: calc(100% + 5px);
  left: 0;
  width: 100%;
  background: #dbf8ff;
  border: 1px solid #ddd;
  border-radius: 8px;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: all 0.3s ease;
}

.options-container.active {
  max-height: 200px;   /* Expandable */
  opacity: 1;
  overflow-y: auto;    /* scroll if too many options */
}

.option {
  padding: 12px;
  transition: background 0.2s;
  background: #fff;    /* solid background to fix mobile glitch */
}

.option:hover {
  background: #f1f5f9;
}

/* mobile responsive css */
@media (max-width: 600px) {
  .custom-select {
    width: 90%;              /* use most of screen */
  }

  .selected {
    padding: 14px;
    font-size: 16px;
    background: #fff;        /* force white background */
  }

  .options-container {
    max-height: 250px;
    font-size: 16px;
  }

  .option {
    padding: 14px;
    font-size: 16px;
  }
}