#tissue-bar-group {
  display: flex;
  justify-content: center;
  &.hidden {
    display: none;
  }
  /*background-color: pink;*/
}
@media (max-width: 768px) {
  #tissue-bar-group {
    flex-direction: row;
  }
}
@media (min-width: 768px) {
  #tissue-bar-group {
    flex-direction: column;
  }
}
#tissue-bar {
  position: absolute;
  display: flex;
  justify-content: center;
  flex-wrap: wrap-reverse;
  max-width: 99%;
  max-height: 99%;
  /*background-color: blue;*/
  pointer-events: none;
  &.hidden {
    display: none;
  }
}
@media (max-width: 768px) {
  #tissue-bar {
    flex-wrap: wrap-reverse;
    /*background-color: rgb(17, 126, 14);*/
    flex-direction: row;
    margin: 1px;
    bottom: 1px;
    right: 1px;
    height: 3.4em;
    width: 100%;
  }
}
@media (min-width: 768px) {
  #tissue-bar {
    /*background-color: cornflowerblue;*/
    flex-direction: column;
    flex-shrink: 0;
    flex-grow: 0;
    top: 1px;
    right: 1px;
    height: 100%;
    width: 3.4em;
  }
}

button.basic-icon {
  background-color: rgba(255, 255, 255, 0.4);
  pointer-events: all;
  border-radius: 100%;
  transition: top 0ms cubic-bezier(0.23, 0.1, 0.32, 0.1) 4ms,
    transform 4ms cubic-bezier(0.23, 1, 0.32, 1) 0ms,
    opacity 4ms cubic-bezier(0.23, 0.1, 0.32, 0.1) 0ms;
  margin: 0.3em;
  display: flex;
  justify-content: center;
  align-items: center;
}
button.basic-icon:hover {
  /* background: red !important ; */
  border: solid;
  border-color: white;
  border-width: 2px;
}
@media (max-width: 550px), (max-height: 550px) {
  button.basic-icon {
    margin: 0.2em;
  }
}
@media (min-width: 1024px), (min-height: 1024px) {
  button.basic-icon {
    margin: 0.4em;
  }
}
button.basic-icon-bgw {
  background-color: rgba(0, 0, 0, 0.6);
}
button.basic-icon-bgw:hover {
  /* background: red !important ; */
  border: solid;
  border-color: rgba(0, 0, 0, 0.6);
  border-width: 2px;
}
.svg-tissue-button-small {
  width: 2.3em;
  height: 2.3em;
}
@media (max-width: 550px), (max-height: 550px) {
  .svg-tissue-button-small {
    width: 2.1em;
    height: 2.1em;
  }
}
@media (min-width: 1024px), (min-height: 1024px) {
  .svg-tissue-button-small {
    width: 2.6em;
    height: 2.6em;
  }
}
.svg-tissue-button-large {
  width: 2.7em;
  height: 2.7em;
}
@media (max-width: 550px), (max-height: 550px) {
  .svg-tissue-button-large {
    width: 2.3em;
    height: 2.3em;
  }
}
@media (min-width: 1024px), (min-height: 1024px) {
  .svg-tissue-button-large {
    width: 3.0em;
    height: 3.0em;
  }
}
button.text-tissue-button-small {
  font-weight: 800;
  font-size: 0.9em;
  width: 3em;
  height: 3em;
}
@media (max-width: 550px), (max-height: 550px) {
  button.text-tissue-button-small {
    font-weight: 650;
    font-size: 0.7em;
    width: 2.9em;
    height: 2.9em;
  }
}
@media (min-width: 1024px), (min-height: 1024px) {
  button.text-tissue-button-small {
    font-weight: 850;
    font-size: 1.0em;
    width: 3.2em;
    height: 3.2em;
  }
}
.text-tissue-button-large {
  font-weight: 900;
  font-size: 1em;
  width: 2.7em;
  height: 2.7em;
}
@media (max-width: 550px), (max-height: 550px) {
  button.text-tissue-button-large {
    font-weight: 700;
    font-size: 0.9em;
    width: 2.9em;
    height: 2.9em;
  }
}
@media (min-width: 1024px), (min-height: 1024px) {
  button.text-tissue-button-large {
    font-weight: 950;
    font-size: 1.1em;
    width: 3.0em;
    height: 3.0em;
  }
}
.single-button {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  flex-direction: row-reverse;
  justify-content: flex-start;
  width: 100%;
  height: auto;
  /*background-color:rgb(241, 132, 128, 0.45);*/
}
@media (max-width: 768px) {
  .single-button {
    width: auto;
    height: 100%;
    flex-direction: column-reverse;
    justify-content: flex-start;
  }
}
/* Mobile first */
.group-button {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-start;
  /*background-color: rgba(122, 133, 233, 0.95);*/
}
@media (min-width: 768px) {
  .group-button {
    flex-direction: row-reverse;
    justify-content: flex-start;
  }
}
/*
  @media (orientation: portrait) {
    .group-button.closed {
      background-color: red;
    }
    .group-button.hide {
      background-color: orange;
    }
    .group-button.open {
      background-color: yellow;
    }
  }
  @media (orientation: landscape) {
    .group-button.closed {
      background-color: red;
    }
  }
  */
.subcomponent-buttons {
  overflow: hidden;
  display: flex;
  transition: all 0.23s ease-out;
  flex-direction: column-reverse;
}
@media (min-width: 768px) {
  .subcomponent-buttons {
    flex-direction: row-reverse;
  }
}
.subcomponent-buttons.hide {
  flex: 0;
}
.subcomponent-buttons.closed {
  flex: 0;
  display: none;
}

.tool-root {
  pointer-events: auto;
  font-weight: 400;
}

.button-div {
  margin-top: 5px;
  margin-bottom: 5px;
}

.warning-text-div {
  color: red;
}

.tool-root {
  pointer-events: auto;
  font-weight: 400;
}

.button-div {
  margin-top: 5px;
  margin-bottom: 5px;
}

.menu-root {
  position: absolute;
  margin-left: 0.4em;
  margin-top: 0.5em;
}

.menu-root-button {
  padding: 6px;
  background-color: rgba(255, 255, 255, 0.4);
}

.menu-dropdown {
  background-color: rgba(255, 255, 255, 0.4);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  border: 0.5em solid rgba(255, 255, 255, 0);
  border-radius: 0.4em;
  margin-top: 5px;
}

.menu-dropdown-bg-white {
  background-color: rgba(0, 0, 0, 0.6);
}

.menu-item {
  display: flex;
  color: white;
  justify-content: flex-start;
  flex-direction: row;
  align-items: center;
}

.warning-text-div {
  color: rgb(255, 153, 0);
}

/* CSS Variables */
:root {
  --color-primary: #1278e2;
  --color-primary-hover: #0f6bc7;
  --color-primary-active: #0d5ba8;
  --color-destructive: #ef4444;
  --color-background-annotation: #0f172a;
  --color-background-dark: #111827;
  --color-background-black: #000000;
  --color-text-primary: #ffffff;
  --color-text-secondary: rgba(255, 255, 255, 0.7);
  --color-text-muted: rgba(255, 255, 255, 0.4);
  --color-border: rgba(255, 255, 255, 0.2);
  --color-disabled: #666666;
  --color-input-bg: rgba(255, 255, 255, 0.05);
  --color-stroke: #273042;
  
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 10px;
  --spacing-lg: 12px;
  --spacing-xl: 20px;
  --spacing-2xl: 24px;
  
  --border-radius-sm: 3px;
  --border-radius-md: 8px;
  --border-radius-lg: 10px;
  --border-radius-xl: 12px;
  --border-radius-full: 50%;
  
  --z-index-base: 1000;
  --z-index-overlay: 1200;
}
/* Base Button Utility Class */
.btn {
  border: none;
  cursor: pointer;
  font-weight: 500;
  transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  
  &:disabled {
    background-color: var(--color-disabled);
    color: var(--color-text-primary);
    cursor: not-allowed;
  }
}
.btn--icon {
  background: transparent;
  color: var(--color-text-primary);
  font-size: 1.5rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  min-width: 32px;
  line-height: 1;
}
.btn--primary {
  width: 100%;
  background-color: var(--color-primary);
  color: var(--color-text-primary);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: 1rem;
  grid-column: span 2;
  
  &:hover:not(:disabled) {
    background-color: var(--color-primary-hover);
  }
  
  &:active:not(:disabled) {
    background-color: var(--color-primary-active);
  }
}
.btn--secondary {
  width: 100%;
  background-color: var(--color-disabled);
  color: var(--color-text-primary);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: 1rem;
  grid-column: span 2;
}
.btn--destructive {
  width: 100%;
  background-color: var(--color-destructive);
  color: var(--color-text-primary);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: 1rem;
  grid-column: span 2;
}
.btn--form-field-icon {
  position: absolute;
  right: 5px;
  top: 50%;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--border-radius-full);
  background-color: var(--color-primary);
  color: var(--color-text-primary);
  z-index: var(--z-index-base);
  transform: translateY(-50%);
}
.form-field__input-container {
  position: relative;
}
/* Base Form Field Utility Class */
.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  &.span-2 {
    grid-column: span 2;
  }
  
  label {
    color: var(--color-text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    margin: 0;
  }
  
  input {
    background-color: var(--color-input-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg) var(--spacing-lg);
    color: var(--color-text-primary);
    font-size: 0.875rem;
    width: 100%;
    box-sizing: border-box;
    transition: border-color 0.2s;
    
    &::-moz-placeholder {
      color: var(--color-text-muted);
    }
    
    &::placeholder {
      color: var(--color-text-muted);
    }
    
    &:focus {
      outline: none;
      border-color: var(--color-primary);
    }
  }
  
  input[type="range"] {
    padding: var(--spacing-lg) 0;
  }
  .form-field__label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    span {
      color: var(--color-primary);
      font-size: 0.875rem;
      font-weight: 500;
      margin-left: auto;
      line-height: 1.4;
      &:after {
        content: 'px';
      }
    }
  }
}
.form-field--slider {  
  input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: var(--border-radius-sm);
    background: var(--color-border);
    outline: none;
    -webkit-appearance: none;
    -moz-appearance: none;
         appearance: none;
    
    &::-webkit-slider-thumb {
      -webkit-appearance: none;
      appearance: none;
      width: 18px;
      height: 18px;
      border-radius: var(--border-radius-full);
      background: var(--color-primary);
      cursor: pointer;
    }
    
    &::-moz-range-thumb {
      width: 18px;
      height: 18px;
      border-radius: var(--border-radius-full);
      background: var(--color-primary);
      cursor: pointer;
      border: none;
    }
  }
}
/* Base Modal Structure */
.modal {
  position: fixed;
  bottom: 0;
  left: 0;
  height: -moz-fit-content;
  height: fit-content;
  min-height: 30dvh;
  width: 100%;
  background-color: var(--color-background-dark);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  z-index: var(--z-index-base);
}
.modal__header {
  padding: 0;
  margin: 0;
  border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
}
.modal__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
  width: 100%;
  gap: var(--spacing-lg);
}
.modal__title {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex: 1;
  gap: var(--spacing-xs);
  
  h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0;
    line-height: 1.4;
  }
  
  p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.4;
  }
}
.modal__content {
  padding: var(--spacing-sm) 2px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  flex: 1;
}
.modal__body {
  margin-block: var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}
.modal__footer {
  padding: 5px;
  border-radius: 0 0 var(--border-radius-xl) var(--border-radius-xl);
}
.modal__tabs {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  place-items: center;
  gap: var(--spacing-md);
  padding: 5px 5px 0 5px;
  border-bottom: 1px solid var(--color-border);
  
  button {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: var(--spacing-md);
    color: var(--color-text-primary);
    border: none;
    
    &.active {
      border-bottom: 2px solid var(--color-primary);
    }
  }
}
/* Annotation Panel */
.annotation-panel {
  position: absolute;
  bottom: 0;
  left: 0;
  border-top: 1px solid var(--color-background-dark);
  color: var(--color-text-primary);
  width: 100%;
  height: 30dvh;
  background-color: var(--color-background-black);
  z-index: var(--z-index-base);
  
  header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    margin: var(--spacing-md);
    
    h3 {
      font-weight: 600;
    }
    
    button {
      color: var(--color-primary);
    }
  }
  
  article {
    height: calc(100% - 80px);
    padding: var(--spacing-md);
    overflow: hidden;
    
    ul {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-direction: column;
      gap: var(--spacing-md);
      height: 100%;
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
      touch-action: pan-y;
    }
    
    li {
      display: flex;
      align-items: center;
      gap: var(--spacing-md);
      width: 100%;
      background-color: var(--color-background-dark);
      padding: var(--spacing-md);
      border-radius: var(--border-radius-lg);
      
      button {
        margin-left: auto;
      }
    }
  }
}
.annotation-panel__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
/* Annotation Modal */
.annotation-modal {
  position: fixed;
  bottom: 0;
  left: 0;
  height: -moz-fit-content;
  height: fit-content;
  min-height: 30dvh;

  width: 100%;
  background-color: var(--color-background-dark);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  z-index: var(--z-index-base);
}
@media (max-width: 768px) {
  .annotation-modal {
    &.annotation-modal--typing {
      min-height: -moz-min-content;
      min-height: min-content;
      background-color: transparent;
      padding: 0;
      :where(.form-field--slider, .annotation-modal__tabs, .annotation-modal__header, .annotation-modal__footer) {
        display: none;
        padding: 0;
      }
      .form-field input {
        background-color: var(--color-background-dark);
      }
    }
  }
}
@media (min-width: 768px) {
  .annotation-modal,
  .annotation-panel {
    height: calc(100dvh - 64px);
    width: 300px;
    top: 64px;
    margin: 0;
    border-radius: 0;
    background-color: var(--color-background-annotation);
    border: 2px solid var(--color-stroke);
    header {
      border-radius: 0;
      margin: 0;
      border-bottom: 2px solid var(--color-stroke);
    }

  }
}
.annotation-modal__header {
  padding: 0;
  margin: 0;
  border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
}
.annotation-modal__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
  width: 100%;
  gap: var(--spacing-lg);
}
.annotation-modal__title {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex: 1;
  gap: var(--spacing-xs);
  
  h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0;
    line-height: 1.4;
  }
  
  p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.4;
  }
}
.annotation-modal__content {
  padding: var(--spacing-sm) 2px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  flex: 1;
}
.annotation-modal__body {
  margin-block: var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}
.annotation-modal__footer {
  padding: 5px;
  border-radius: 0 0 var(--border-radius-xl) var(--border-radius-xl);
}
.annotation-modal__tabs {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  place-items: center;
  gap: var(--spacing-md);
  padding: 5px 5px 0 5px;
  border-bottom: 1px solid var(--color-border);
  
  button {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: var(--spacing-md);
    color: var(--color-text-primary);
    border: none;
    
    &.active {
      border-bottom: 2px solid var(--color-primary);
    }
  }
}
/* Color Picker */
.color-picker {
  display: flex;
  flex-direction: row;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}
.color-picker__button {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--border-radius-full);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  
  &.selected {
    transform: scale(1.2);
    box-shadow: 0 0 0 2px var(--color-text-primary), 0 0 0 4px var(--color-primary);
  }
}
/* Annotation State */
.annotation-state {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-index-overlay);
  height: 64px;
  color: var(--color-text-primary);
  background-color: var(--color-background-black);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
  
  .btn--icon {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: var(--z-index-base);
  }
  
  h3 {
    font-size: 1rem;
  }
  
  p {
    font-size: 0.8rem;
  }
}
.annotation-state__actions {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 100%;
  height: 3.4rem;
  z-index: var(--z-index-base);
  display: flex;
  justify-content: center;
  align-items: center;
  padding-inline: var(--spacing-xl);
  background-color: var(--color-background-black);
  
  .btn {
    z-index: var(--z-index-base);
    height: -moz-fit-content;
    height: fit-content;
    padding-block: 5px;
  }
}
@media (min-width: 768px) {
  .annotation-state__actions {
    bottom: 0;
  }
}
/* Desktop Step States */
.annotation-step-desktop {
  position: relative;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  transition: opacity 0.3s, background-color 0.3s;
  border: 1px solid transparent;
}
.icon {
  display: none;
}
.annotation-step-desktop--active {
  background-color: rgba(18, 120, 226, 0.1);
  border-color: var(--color-primary);
}
.annotation-step-desktop--completed {
  opacity: 0.8;
}
.annotation-step-desktop--locked {
  opacity: 0.5;
  pointer-events: none;
}
.annotation-step-desktop__content {
  position: relative;
  z-index: 1;
}
.annotation-step-desktop__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  border-radius: var(--border-radius-md);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: not-allowed;
}
.annotation-step-desktop__overlay::after {
  content: 'Complete previous steps to continue';
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  text-align: center;
  padding: var(--spacing-md);
}
.annotation-step-desktop__actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
}
.annotation-step-desktop__actions {
  margin-top: auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  button {
      grid-column: 1/1;
  }
  button.next {
      grid-column: 2/4;
  }
}
.video-root {
  position: absolute;
  z-index: -1;
  width: 100%;
  height: 100%;
}

.flex-stretch {
  display: flex;
  justify-content: stretch;
  align-items: stretch;
  flex: 1 1 0;
  overflow: hidden;
}

.black {
  background-color: black;
}