@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Petrona:wght@400;700&display=swap');

:root {
  /* Dark Theme Palette based on user's image */
  --bg-start: #2D379D;
  --bg-mid: #4F228E;
  --bg-end: #161224;
  --surface: rgba(26, 22, 45, 0.4); /* Glassmorphism card bg */
  --text: #EAE8FF;
  --onSurface: #a8a2d3;
  --bd: rgba(255, 255, 255, 0.1);
  --primary: #8A63D2;
  --primaryHover: hsl(263, 56%, 55%);
  --ring: #8A63D2;
  --ring-glow: 0 0 0 3px hsla(263, 56%, 61%, 0.3);
  --muted: rgba(0, 0, 0, 0.25);
  --success: #50fa7b;
  --danger-bg: hsla(0, 100%, 80%, 0.1);
  --danger-bd: hsla(0, 100%, 80%, 0.2);
  --danger-text: #ff9e9e;
  --hover-bg: rgba(255, 255, 255, 0.05);
}
*{box-sizing:border-box}
body{
  margin:0;
  background-color: var(--bg-end); /* Fallback */
  background-image: linear-gradient(125deg, var(--bg-start) 0%, var(--bg-mid) 50%, var(--bg-end) 100%);
  color:var(--text);
  font:15px/1.55 "Inter",system-ui;
  -webkit-font-smoothing: antialiased;
}
/* Static grain/noise overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  z-index: -1;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 800 800' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.5' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.02;
  pointer-events: none;
}
.wrap{max-width:1280px;padding:28px 18px;margin: 0 auto;}
header h1{
  margin:16px 0 8px 0;
  font-size:52px;
  font-family:'Inter', sans-serif;
  text-align:center;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  font-weight: 700;
}
header h1 .gradient-text {
  font-family: 'Petrona', serif;
  font-weight: 400;
  font-style: italic;
  background: linear-gradient(90deg, #8C9BFF 0%, #D463D2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-right: 0.1em;
  padding-right: 0.1em; /* Fix for italic character clipping */
}
.sub-headline {
  text-align: center;
  color: var(--onSurface);
  font-size: 16px;
  margin: -4px 0 24px 0;
}
.header-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  margin: 16px 0 24px 0;
}
.header-controls .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.currency-toggle {
  display: flex;
  border: 1px solid var(--bd);
  border-radius: 12px;
  overflow: hidden;
  background-color: var(--muted);
}
.currency-toggle .btn {
  border-radius: 0;
  border: none;
  background: transparent;
}
.currency-toggle .btn.active {
  background: var(--primary);
  color: white;
}
/* Override default hover for non-active buttons */
.currency-toggle .btn:not(.active):hover {
    background: var(--hover-bg);
}
.instructions {
  font-size: 14px;
  color: var(--onSurface);
  line-height: 1.6;
  max-width: 750px;
  margin: 16px auto 24px;
  text-align: center;
}
.instructions p {
  margin: 0;
}
.instructions strong {
  color: var(--text);
  font-weight: 600;
}
.mode-selector {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  color: var(--onSurface);
  flex-shrink: 0;
}
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 26px;
}
.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--muted);
  border: 1px solid var(--bd);
  transition: .4s;
  border-radius: 26px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--onSurface);
  transition: .4s;
  border-radius: 50%;
}
input:checked + .slider {
  background-color: var(--primary);
}
input:focus + .slider {
  box-shadow: var(--ring-glow);
}
input:checked + .slider:before {
  transform: translateX(24px);
  background-color: white;
}
.grid{display:grid;grid-template-columns:420px 1fr;gap:16px}
@media (max-width:1100px){.grid{grid-template-columns:1fr}}
.card{
  background:var(--surface);
  border:1px solid var(--bd);
  border-radius:18px;
  padding:14px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 16px;
}
.card-header h3 {
    margin: 0;
    font-size: 18px;
}
details.group{border:1px solid var(--bd);border-radius:12px;padding:10px 12px;margin-bottom:10px;background:transparent}
details.group summary{list-style:none;cursor:pointer;font-weight:700; font-size: 18px;}
details.group summary::-webkit-details-marker{display:none}
.row{display:grid;grid-template-columns:1fr 190px;gap:10px;align-items:center}
label{color:var(--text)}
select,input{width:100%;background:var(--muted);border:1px solid var(--bd);color:var(--text);padding:9px 10px;border-radius:10px;outline:none;font-family:inherit;font-size:15px; transition: border-color .2s, box-shadow .2s;}
select:focus,input:focus{border-color:var(--ring);box-shadow:var(--ring-glow);background: rgba(0,0,0,0.3);}
input[readonly]{opacity:.75;cursor:not-allowed}
table{width:100%;border-collapse:collapse;margin-top:8px;font-size: 15px;}
th,td{padding:8px 6px;border-bottom:1px solid var(--bd);text-align:left}
th{color:var(--onSurface);font-size:12px;letter-spacing:.02em}
.mono{font-variant-numeric:tabular-nums}
.pill{display:inline-block;padding:3px 8px;border-radius:999px;border:1px solid var(--bd);background:var(--muted);font-size:12px}
.grouphead{background:rgba(0,0,0,0.1);cursor:pointer}
.grouphead:hover{background:rgba(0,0,0,0.2)}
.grouphead td{font-weight:700;color:var(--text)}
#err{display:none;margin:10px 0;padding:8px 10px;border-radius:8px;background:var(--danger-bg);border:1px solid var(--danger-bd);color:var(--danger-text);font:12px/1.45 ui-monospace,Menlo,Consolas,monospace;white-space:pre-wrap}
.btn{border:1px solid var(--bd);background:var(--muted);color:var(--text);padding:8px 12px;border-radius:12px;font-weight:600;cursor:pointer}
.btn:hover{background:var(--hover-bg)}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primaryHover)}
.btn:disabled, .btn[disabled] {
  cursor: not-allowed;
  opacity: 0.6;
}

/* Dynamic addon styles */
.row-dynamic {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 8px;
  margin: 6px 0;
}
.addon-price {
  color: var(--onSurface);
  text-align: right;
  min-width: 110px;
}
.addon-price-btn {
  background: none;
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--primary);
  cursor: pointer;
  font-family: inherit;
  font-size: 15px;
  padding: 9px 10px;
  text-align: right;
  transition: all .2s;
  width: 100%;
}
.addon-price-btn:hover {
  background: var(--muted);
  border-color: var(--bd);
}
.addon-price-input {
  text-align: right;
}

.addon-toggle {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 22px;
}
.included-checkmark {
    width: 22px;
    height: 22px;
    color: var(--primary);
}
.custom-checkbox input[type="checkbox"] {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}
.custom-checkbox label {
  cursor: pointer;
  width: 20px;
  height: 20px;
  background-color: var(--muted);
  border: 1px solid var(--bd);
  border-radius: 6px;
  display: inline-block;
  position: relative;
  transition: all .2s;
}
.custom-checkbox label:hover {
  border-color: var(--ring);
}
.custom-checkbox input[type="checkbox"]:checked + label {
  background-color: var(--primary);
  border-color: var(--primary);
}
.custom-checkbox input[type="checkbox"]:checked + label::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'%3E%3Cpath d='M12.207 4.793a1 1 0 0 1 0 1.414l-5 5a1 1 0 0 1-1.414 0l-2-2a1 1 0 0 1 1.414-1.414L6.5 9.086l4.293-4.293a1 1 0 0 1 1.414 0z'/%3E%3C/svg%3E");
  background-size: 80%;
  background-repeat: no-repeat;
  background-position: center;
}
.addon-label-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
}
.custom-addon-name-input {
  width: 100%;
  max-width: 200px;
  background: transparent;
  border: 1px solid transparent;
  border-bottom: 1px solid var(--bd);
  border-radius: 4px;
  color: var(--text);
  padding: 4px 0;
  font-family: inherit;
  font-size: 15px;
}
.custom-addon-name-input:focus {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: none;
  outline: none;
}
.custom-addon-name-input:hover {
  border-bottom-color: var(--onSurface);
}
.tooltip-trigger {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: none;
  background-color: var(--onSurface);
  color: var(--bg-end);
  cursor: pointer;
  user-select: none;
  transition: background-color .2s, color .2s;
}
.tooltip-trigger svg {
  width: 10px;
  height: 10px;
}
.tooltip-trigger:hover {
  background-color: var(--primary);
  color: white;
}
.summary-with-tooltip {
  display: flex;
  align-items: center;
  gap: 8px;
}
.tooltip-popup {
  position: absolute;
  z-index: 100;
  width: 250px;
  background-color: var(--bg-end);
  color: var(--text);
  text-align: left;
  border-radius: 8px;
  padding: 10px;
  border: 1px solid var(--bd);
  box-shadow: 0 5px 15px rgba(0,0,0,0.5);
  font-size: 13px;
  line-height: 1.5;
}
.addon-separator {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--onSurface);
  margin: 16px 0 10px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.addon-separator::before,
.addon-separator::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--bd);
}

.addon-separator:not(:empty)::before {
  margin-right: .75em;
}

.addon-separator:not(:empty)::after {
  margin-left: .75em;
}
/* Custom Select Styles */
.custom-select-hidden {
  display: none;
}
.custom-select-wrapper {
  position: relative;
  width: 100%;
}
/* Ensure the wrapper stacks correctly when open */
.custom-select-wrapper.open {
  z-index: 10;
}
.custom-select-trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--muted);
  border: 1px solid var(--bd);
  color: var(--text);
  padding: 9px 10px;
  border-radius: 10px;
  cursor: pointer;
  transition: border-color .2s, box-shadow .2s;
  user-select: none;
}
.custom-select-wrapper.open .custom-select-trigger,
.custom-select-trigger:hover {
  border-color: var(--ring);
}
.custom-select-wrapper.open .custom-select-trigger {
  box-shadow: var(--ring-glow);
}
.custom-select-arrow {
  color: var(--onSurface);
  transition: transform .2s;
}
.custom-select-wrapper.open .custom-select-arrow {
  transform: rotate(180deg);
}
.custom-select-options {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  z-index: 999; /* Increased z-index significantly */
  background: var(--bg-end);
  border: 1px solid var(--bd);
  border-radius: 10px;
  padding: 4px;
  margin: 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity .2s, transform .2s, visibility .2s;
  box-shadow: 0 8px 16px rgba(0,0,0,0.3);
}
.custom-select-wrapper.open .custom-select-options {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.custom-select-option {
  padding: 8px 12px;
  cursor: pointer;
  border-radius: 8px;
  transition: background-color .2s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.custom-select-option:hover {
  background-color: var(--hover-bg);
}
.custom-select-option.selected {
  color: var(--primary);
  font-weight: 500;
}
.custom-select-option.selected::before {
  content: '✓';
  width: 16px;
  font-size: 16px;
}
/* Summary Card Controls */
.summary-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}
.summary-control-item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.summary-control-item label {
  color: var(--onSurface);
  font-size: 14px;
  white-space: nowrap;
}
.summary-control-item .custom-select-wrapper {
  width: 150px;
}
.summary-control-item input {
  width: 100px;
}
.custom-price-indicator {
  display: inline-block;
  margin-left: 6px;
  font-size: 14px;
  cursor: help;
  vertical-align: baseline;
  line-height: 1;
  opacity: 0.8;
}

/* Totals Table Styles */
#totals-table {
  max-width: 450px;
  margin-left: auto;
  margin-right: 0;
  margin-top: 24px;
  padding-top: 12px;
  border-top: 1px solid var(--bd);
}
#totals-table td {
  padding-top: 10px;
  padding-bottom: 10px;
}
#totals-table .total-highlight td {
  font-weight: 600;
  font-size: 16px;
  color: var(--text);
}
#totals-table .total-final {
  background-color: rgba(138, 99, 210, 0.1);
}
#totals-table .total-final td {
  font-weight: 700;
  font-size: 18px;
  color: var(--primary);
  border-bottom: none;
}