body {
    font-family: 'Sarabun', sans-serif;
    background-color: #f0f4f8;
}

/* Custom Colors */
.bg-bru-blue { background-color: #003366; }
.text-bru-yellow { color: #FFCC00; }
.border-bru-purple { border-color: #6a0dad; }
.bg-bru-purple { background-color: #6a0dad; }
.hover\:bg-bru-purple-dark:hover { background-color: #520a86; }
.focus\:ring-bru-purple:focus { --tw-ring-color: #6a0dad; }

/* Hide number input spinners */
input[type=number]::-webkit-inner-spin-button, 
input[type=number]::-webkit-outer-spin-button { 
  -webkit-appearance: none; 
  margin: 0; 
}
input[type=number] {
  -moz-appearance: textfield;
}

/* Step Indicator */
.step {
    transition: all 0.3s ease;
}
.step.completed {
    background-color: #28a745 !important;
    color: white !important;
    border-color: #22863a;
}
.step.active {
    transform: scale(1.1);
    background-color: #FFCC00 !important;
    color: #6a0dad !important;
    font-weight: bold;
    border-color: #6a0dad;
}

/* Loading Spinner */
.loader {
    border: 5px solid #f3f3f3;
    border-radius: 50%;
    border-top: 5px solid #6a0dad;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Print styles */
@media print {
  body * {
    visibility: hidden;
  }
  #print-area, #print-area * {
    visibility: visible;
  }
  #print-area {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
  }
}

.lang-flag {
    border: 2px solid transparent;
    transition: border-color 0.2s;
}
.lang-flag.active {
    border-color: #FFCC00;
}