:root {
  interpolate-size: allow-keywords;
}
::-webkit-scrollbar {
    display: none;
}


html, body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  width: 100%;
  height: 100%;
}

#layout {
  display: flex;
  flex-direction: row;
  width: 100%;
  height: 100%;
}

#canvasContainer {
  position: relative;
  flex: 1 1 auto;
  min-width: 0px;
}
#canvasContainer canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.inline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.active{
  background: #666;
}

/* camera views */
#cameraViews {
  position: fixed;
  top: 20px;
  left: 72px;
  transform: translateX(-50%);
  display: flex;
  gap: 5px;
  z-index: 10;
}
#cameraViews input[type="button"] {
  background: rgba(30, 30, 30, 0.8);
  color: white;
  border: 1px solid #555;
  border-radius: 5px;
  padding: 6px 10px;
  cursor: pointer;
  font-family: sans-serif;
  transition: 0.2s;
}
#cameraViews input[type="button"]:hover {
  /* background: rgba(60, 60, 60, 0.9); */
  background: #333;
  transform: scale(1.05);
}

/* buttons container */
#uiContainer {
  /* position: fixed; */
  /* top: 20px; */
  /* left: 50%; */
  /* transform: translateX(-50%); */
  display: flex;
  gap: 12px;
  /* z-index: 10; */
}
/* buttons */
#uiContainer input[type="button"] {
  background: rgba(30, 30, 30, 0.8);
  color: white;
  border: 1px solid #555;
  border-radius: 5px;
  padding: 6px 10px;
  cursor: pointer;
  font-family: sans-serif;
  transition: 0.2s;
}
#uiContainer input[type="button"]:hover {
  /* background: rgba(60, 60, 60, 0.9); */
  background: #333;
  transform: scale(1.05);
}

#transformUI {
  border: 1px solid #444;
  background-color: rgba(60, 60, 60, 0.5);
  padding: 10px;
  border-radius: 8px;
  color: white;
}

#playButton, #reverseButton, #boomerangButton {
  background: rgba(30, 30, 30, 0.8);
  color: white;
  border: 1px solid #555;
  border-radius: 5px;
  padding: 6px 10px;
  cursor: pointer;
  font-family: sans-serif;
  transition: 0.2s;
}
#playButton:hover, #reverseButton:hover, #boomerangButton:hover {
  /* background: rgba(60, 60, 60, 0.9); */
  background: #333;
  transform: scale(1.05);
}
#boomerangButton.active, #playButton.active, #reverseButton.active {
  background: #666;
}

/* Wrapper to keep slider and lines aligned */
.progressWrapper {
  position: relative;
  width: 200px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}
#progressBar, #stillshotSlider, #opacitySlider, #animationDurationSlider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 1px;
  background-color: #b1b1b1;
  outline: none;
  margin: 0;
  padding: 0;
  position: absolute;
  top: 50%;
  transform: translateY(115%);
  z-index: 2;
}
#progressBar:hover, #stillshotSlider:hover, #opacitySlider:hover, #animationDurationSlider:hover {
  /* background-color: #919191; */
  background: #777;
}
/* Chrome, Edge, Safari */
#progressBar::-webkit-slider-thumb, #stillshotSlider::-webkit-slider-thumb, #opacitySlider::-webkit-slider-thumb, #animationDurationSlider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 10px;
  height: 18px;
  border-radius: 3px;
  border: 2px solid #000000;
  background: #ffffff;
  cursor: pointer;
  transition: all 0.2s ease;
}
/* Firefox */
#progressBar::-moz-range-thumb, #stillshotSlider::-moz-range-thumb, #opacitySlider::-moz-range-thumb, #animationDurationSlider::-moz-range-thumb {
  width: 10px;
  height: 18px;
  border-radius: 3px;
  border: 2px solid #000000;
  background: #ffffff;
  cursor: pointer;
  transition: all 0.2s ease;
}
/* Vertical phase lines */
#phaseMarkers {
  position: absolute;
  top: 50%;
  left: 0;
  width: calc(100% - 4px); /* evita differenza ai bordi */
  height: 6px;
  transform: translateY(-50%);
  pointer-events: none;
  z-index: 5;
}
.phase-line {
  position: absolute;
  top: 0;
  height: 100%;
  width: 2px;
  background: rgba(0, 0, 0, 0.8);
  pointer-events: auto;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.phase-line:hover {
  background: rgba(255, 255, 255, 1);
  transform: scaleY(1.2);
}

/* Drag & drop container */
#orderContainer {
  display: flex;
  flex-direction: column;
  /* width: 100%; */
  box-sizing: border-box;
  border: 1px solid #555;
  padding: 5px;
  border-radius: 5px;
  background: #222;
  color: white;
  text-align: center;
  user-select: none;
  margin-top: 5px;
}
/* Ordered Items */
.order-item {
  background: rgba(20, 20, 20, 0.85);
  border: 1px solid #666;
  margin: 3px 0;
  padding: 6px;
  border-radius: 4px;
  cursor: grab;
  transition: background 0.2s;
}
.order-item.dragging {
  opacity: 0.4;
  background: #555;
}

/* Independent Transformations container */
#independentContainer {
  display: flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
  background: rgba(25, 25, 25, 0.85);
  border: 1px solid #555;
  border-radius: 6px;
  padding: 6px 12px;
  margin-top: 8px;
  color: white;
  font-family: sans-serif;
  font-size: 14px;
  transition: background 0.2s ease, transform 0.2s ease;
}
#independentContainer:hover {
  /* background: rgba(45, 45, 45, 0.9); */
  background: #333;
  transform: scale(1.02);
}

/* Custom checkbox */
#indipendentTransforms {
  appearance: none;
  -webkit-appearance: none;
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid #888;
  border-radius: 4px;
  background-color: rgba(40, 40, 40, 0.9);
  margin-right: 8px;
  transform: translateY(40%);
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
}
#indipendentTransforms:hover {
  border-color: #ccc;
  /* background-color: rgba(60, 60, 60, 0.9); */
  background: #333;
}

#indipendentTransforms:checked {
  background-color: #ccc;
  border-color: #888;
}

#indipendentTransforms:checked::after {
  content: "";
  position: absolute;
  top: 0px;
  left: 3px;
  width: 4px;
  height: 8px;
  border: solid #222;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}


/* Right panel container */
#sidePanel {
  position: relative;
  flex: 0 0 620px;
  width: 620px;
  background: rgba(15, 15, 15, 0.92);
  color: white;
  padding: 10px;
  border-left: 2px solid #555;
  font-family: monospace;
  box-sizing: border-box;
  overflow-y: auto;

  transform: translateX(0);
  transition: all 0.3s ease;
}
#sidePanel.collapsed {
  transform: translateX(100%);
  flex-basis: 0px;
  width: 0px;
  padding: 0px;
  border: 0px;
  opacity: 0;
}
/* #sidePanel.matrix, #sidePanel.euler, #sidePanel.axisangle, #sidePanel.quat, #sidePanel.dualquat {
  width: auto;
  height: auto;
} */

/* Each section */
.panelSection {
  border-bottom: 1px solid #333;
  padding-bottom: 10px;
  margin-bottom: 10px;
  overflow: hidden;

  transition: transform 0.3s ease, opacity 0.3s ease;
  transform: scale(1);
  opacity: 1;
}
.panelSection.collapsed {
  transform: scale(0);
  opacity: 0;
  border: 0;
  margin: 0;
  padding: 0;
}

.expandBox {
  position: fixed;
  top: 10px;
  right: 10px;
  width: auto;
  height: auto;
  background: rgba(15, 15, 15, 0.92);
  padding: 10px;
  border: 2px solid #555;
  border-radius: 10px;
  box-sizing: border-box;
  color: white;
  font-family: sans-serif;
  overflow: hidden;
  z-index: 20;
}

/* Section titles */
.panelTitle {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 6px;
}

/* Subtitle */
.subTitle {
  font-size: 14px;
  opacity: 0.85;
}
.subSection {
  border: 1px solid #444;
  background-color: rgba(60, 60, 60, 0.5);
  border-radius: 5px;
  padding: 5px;
  margin-bottom: 5px;
}

/* Button row */
.buttonRow {
  display: flex;
  width: 50%;
  align-items: center;
  gap: 6px;
  margin-top: 5px;
}

.row{
  display: flex;
  gap: 5px;
}
.rightButton {
  display: flex;
  align-items: center;
  right: 5px;
}

/* Generic buttons inside panel */
#sidePanel button,
#sidePanel select,
#expandSideBar {
  background: rgba(30, 30, 30, 0.8);
  color: white;
  border: 1px solid #555;
  border-radius: 4px;
  padding: 6px 8px;
  cursor: pointer;
  width: auto;
  transition: 0.2s;
}
/* #sidePanel select {
  margin-top: 5px;
} */
#sidePanel button:hover,
#sidePanel select:hover {
  background: #333;
}
#sidePanel button.active{
  background: #666;
}

/* Tabs container */
#modeTabs {
  display: flex;
  gap: 4px;
  /* margin-bottom: 10px; */
  border-bottom: 1px solid #444;
  /* padding-bottom: 4px; */
}

/* Single tab */
.tab {
  align-items: center;
  justify-content: center;
  min-width: max-content;
  width: 20%;
  padding: 6px 8px;
  background: rgba(30, 30, 30, 0.8);
  border: 1px solid #444;
  cursor: pointer;
  border-radius: 4px 4px 0 0;
  border-bottom: 1px solid transparent;
  transition: 0.2;
}
.tab:hover {
  background: #333;
}
.tab.active {
  background: #666;
}

/* Tab content area */
.tabContent {
  padding: 5px;
  min-width: 0;
  max-width: 100%;
  background: #1a1a1a;
  border: 1px solid #444;
  border-top: 1px solid transparent;
  border-radius: 0 0 4px 4px;
  background-color: rgba(60, 60, 60, 0.5);
}
.hidden {
  display: none !important;
}

/* Legend toggle */
.toggleable {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
/* Modal overlay - copre tutto lo schermo */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(3px);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}
/* Modal box - contenuto centrato */
.modal-box {
    background-color: #2a2a2a;
    color: #e0e0e0;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}
/* Titolo */
.modal-box h2 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #fff;
    border-bottom: 2px solid #555;
    padding-bottom: 10px;
}
/* Paragrafi */
.modal-box p {
    margin: 5px 0;
    line-height: 1.6;
}
.modal-box strong {
    color: #fff;
}
/* Bottone X in alto a destra */
.modal-close-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    font-size: 28px;
    color: #999;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    transition: color 0.2s;
}
.modal-close-btn:hover {
    color: #fff;
}

/* Aggiungi position relative alla modal-box */
.modal-box {
    position: relative;  /* ← IMPORTANTE per posizionare il bottone */
    background-color: #2a2a2a;
    color: #e0e0e0;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.tabVar {
  width: 100%;
  gap: 0;
  background-color: rgba(25, 25, 25, 0.85);
  border: 1px solid #555;
  border-radius: 0px ;
  padding: 6px 30px 6px 30px;
  /* padding-top: 6px; */
  margin: 0px 20px 0px 20px ;
  color: white;
  font-family: monospace;
  white-space: normal;
  overflow: hidden;
}
/* Tab content result boxes */
.tabMesh, .tabMix, .tabSetM{
  /* flex: 1 1 auto; */
  text-align: center;
  width: 50%;
  background-color: rgba(25, 25, 25, 0.85);
  border: 1px solid #555;
  border-radius: 6px;
  padding: 6px 0px;
  color: white;
  font-family: monospace;
  font-variant-numeric: tabular-nums;
  white-space: pre;
  font-size: 13px;
  line-height: 1.3em;
  overflow-x: fit-content;
  word-break:keep-all;
  transition: background 0.2s ease, transform 0.2s ease;
}
.tabTop, .tabMid, .tabMod, .tabBot {
  max-width: 100%;
}
.tabTop {
  display: flex;
  gap: 5px;
  margin-bottom: 5px;
}
.tabMid {
  display: flex;
  gap: 5px;
  margin-bottom: 5px;
}
.tabBot {
  display: flex;
  gap: 5px;
}
.tabMod {
  width: 100%;
  gap: 0;
  background-color: rgba(25, 25, 25, 0.85);
  border: 1px solid #555;
  border-radius: 50px ;
  padding: 6px 30px 6px 30px;
  /* padding-top: 6px; */
  margin: 0px 20px 0px 20px ;
  color: white;
  font-family: monospace;
  white-space: normal;
  overflow: hidden;
}

.tabMesh b, .tabMix b, .tabSetM b {
    color: #ddd; /* evidenzia le label A/B/Mix */
}
/* Matrice multilinea più leggibile */
.tabMesh br, .tabMix br, .tabSetM br {
    line-height: 1.2em;
}

/* Hover leggero per feedback */
.tabMesh:hover, .tabMix:hover, .tabSetM:hover {
    /* background-color: rgba(45, 45, 45, 0.9); */
    background: #333;
    transform: scale(1.01);
}

.modEntry, .modTitle {
  display: flex;
  gap: 5px;
  border-bottom: 1px solid #333;
  padding-bottom: 10px;
  margin-bottom: 10px;
}
.modTitle {
  font-size: large;
  padding-top: 5px;
  /* margin-top: 5px; */
}
.lastModEntry {
  display: flex;
  gap: 5px;
  padding-bottom: 5px;
}

.transformInput {
  width: 4.5em;
  font-family: monospace;
}












/* Style for the selected option */
select#eulerOrderSelector option:checked {
    background-color: #999;
    color: #fff;
}

/* Optgroup styling */
select#eulerOrderSelector optgroup {
    font-weight: bold;
    /* color: #555; */
    padding: 4px 0;
}