body {
    font-family: var(--font-family), monospace;
    font-size: var(--font-size-m);
    font-weight: 450;
    letter-spacing: -0.01em;
    transition: background-color 0.2s;
}
input, button, select, textarea {
    border: none;
    transition: background-color 0.2s;
}

/* -------------------------- Styles -------------------------- */
h1.title {
    font-size: var(--font-size-t2);
    font-weight: 500;
}

h2.controls-group-title {
    font-size: var(--font-size-m);
    font-weight: 500;
    color: var(--black);
    margin-bottom: var(--space-06);
}

::selection {
    background-color: var(--black) !important;
    color: #e4ff5c !important;
}

.label {
    color: var(--grey-42);
}

.disabled {
    opacity: 0.5;
    cursor: default;
    pointer-events: none;
}

.beta-badge {
    position: absolute;
    color: var(--grey-66);
    font-size: var(--font-size-xs);
    font-weight: 500;
    letter-spacing: 0.03em;
    margin-left: var(--space-04);
}

.input-value {
    color: var(--grey-60);
}

.recording {
    animation: pulse 0.75s ease-in-out infinite alternate;
}

@keyframes pulse {
    from {
        background-color: #FA4935;
    }
    to {
        background-color: #E5301C;
    }
}

/* -------------------------- Layout -------------------------- */
.section {
    display: flex;
    width: 100%;
    height: 100vh;
    padding: var(--space-16);
    gap: var(--space-12);
}
.canvas-container {
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: var(--border-radius-12);
}
.canvas-wrapper {
    flex: 3 1 0;
    min-width: 0;
    height: 100%;
    background-color: transparent;
}
.side-panel {
    flex: 1 1 0;
    min-width: 280px;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: var(--space-24);
    padding-top: var(--space-20);
    gap: var(--space-08);

    border-radius: var(--border-radius-12); 
    background-color: var(--grey-95);

    overflow: hidden;
}

.controls-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-06);
    height: var(--space-32);
}
.gap-06 {
    height: var(--space-06);
    width: var(--space-06);
}
.gap-08 {
    height: var(--space-08);
    width: var(--space-08);
}
.gap-12 {
    height: var(--space-12);
    width: var(--space-12);
}
.gap-16 {
    height: var(--space-16);
    width: var(--space-16);
}
.gap-20 {
    height: var(--space-20);
    width: var(--space-20);
}
.gap-24 {
    height: var(--space-24);
    width: var(--space-24);
}
.gap-32 {
    height: var(--space-32);
    width: var(--space-32);
}
.gap-40 {
    height: var(--space-40);
    width: var(--space-40);
}

.fixed-width-control {
    min-width: 16rem !important;
    max-width: 16rem !important;
    width: 100% !important;
}

.buttons-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: flex-end;
    gap: var(--space-12);
}

/* -------------------------- Layout Properties -------------------------- */
.distribited {
    justify-content: space-between;
    gap: var(--space-12);
}
.expanded {
    width: 100%;
}

/* -------------------------- Buttons -------------------------- */
button {
    height: var(--space-48);
    padding-bottom: 0.2rem;
    border-radius: var(--border-radius-pill);
    cursor: pointer;
    transition: background-color 0.2s;
}

button.button-primary {
    background-color: var(--black);
    color: var(--white);
    border: none;
}
button.button-primary:hover, button.button-primary:active {
    background-color: var(--grey-18);
}

button.button-secondary {
    background-color: var(--grey-88);
    color: var(--black);
    border: none;
}
button.button-secondary:hover, button.button-secondary:active {
    background-color: var(--grey-84);
}


/* -------------------------- Button Segment Group -------------------------- */
.button-segment-group {
    display: flex;
    flex-direction: row;
    align-items: center;
    height: var(--space-32);
    padding: 0 var(--space-04);
    gap: var(--space-02);
    background-color: var(--grey-88);
    border-radius: var(--border-radius-pill);
}

#scale_selector {
    width: 16rem;
}

/* -------------------------- Button Segment -------------------------- */

button.button-segment {
    height: var(--space-24);
    width: var(--space-36);
    position: relative;
    z-index: 0;
    padding: 0 var(--space-06);
    padding-bottom: 0.1rem;
    border-radius: var(--border-radius-pill);
    background-color: var(--transparent);
    cursor: pointer;
    transition: color 0.2s;
    text-align: center;
}

button.button-segment.active {
    color: var(--white);
}
/* === Button underlay === */
button.button-segment::before {
    content: "";
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: -1;
    top: 50%;
    left: 50%;
    border-radius: var(--border-radius-pill);
    background-color: var(--grey-88);
    transform: translateY(-50%) translateX(-50%) scale(0);

    transition: transform 0.2s, background-color 0.2s;
}

button.button-segment:hover::before, button.button-segment:active::before {
    background-color: var(--grey-80);
    transform: translateY(-50%) translateX(-50%) scale(1);
}

button.button-segment.active::before {
    background-color: var(--black);
    transform: translateY(-50%) translateX(-50%) scale(1);
}


/* -------------------------- Text Input -------------------------- */
input[type="text"] {
    outline: none;
    height: var(--space-32);
    padding: 0 var(--space-16);
    border-radius: var(--border-radius-pill);
    background-color: var(--grey-88);
    color: var(--grey-42);
    border: none;
    cursor: text;
    text-transform: uppercase;
}
input[type="text"]:hover {
    background-color: var(--grey-84);
}
input[type="text"]:focus {
    color: var(--black);
}

input[type="text"].color-text-input {
    width: 100%;
    padding-left: var(--space-10);
}

/* -------------------------- Color Picker -------------------------- */
.color-picker-group {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    height: var(--space-32);
    width: 100%;
    gap: 0;
    border-radius: var(--border-radius-pill);
    padding-left: var(--space-04);
    background-color: var(--grey-88);
    overflow: hidden;
}
.color-picker-group:hover {
    background-color: var(--grey-84);
}
input[type="color"]{
    appearance: none;
    outline: none;
    position: relative;
    width: var(--space-24);
    height: var(--space-24);
    border-radius: var(--border-radius-pill);
    border: var(--space-02) solid var(--grey-95);
    cursor: pointer;
    overflow: hidden;
}
input[type="color"]::-webkit-color-swatch-wrapper {
    width: var(--space-32);    
    height: var(--space-32);
    padding: 0;
    margin: 0;
}

/* === Hide inner color picker Chromium-based browsers === */
input[type="color"]::-webkit-color-swatch {
    -webkit-appearance: none;
    appearance: none;
    border: none;
}

/* === Color picker Firefox === */
input[type="color"]::-moz-color-swatch {
    border: 0;
    width: var(--space-32);    
    height: var(--space-32);
    border-radius: var(--border-radius-04);
    padding: 0;
    border: none;
}

input[type="text"].color-text-input {
    background-color: transparent;
}

/* -------------------------- Switcher -------------------------- */
.switcher-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}
/* === Switcher track === */
.switcher-slider-vertical { 
    position: relative;
    width: var(--space-20);
    height: var(--space-32);
    background-color: var(--grey-84);
    border-radius: var(--border-radius-pill);
    transition: background-color 0.2s ease-out    ;
    cursor: pointer;
}
.switcher-slider-vertical:hover {
    background-color: var(--grey-80);
}
.switcher-input:checked + .switcher-slider-vertical {
    background-color: var(--black);
}

/* === Switcher thumb === */
.switcher-slider-vertical::before {
    content: "";
    position: absolute;
    width: var(--space-12);
    height: var(--space-12);
    left: var(--space-04);
    bottom: var(--space-04);
    background-color: var(--white);
    border-radius: var(--border-radius-pill);
    transition: transform 0.2s;
}
.switcher-input:checked + .switcher-slider-vertical::before {
    transform: translateY(calc(-1 * var(--space-12)));
}
.switcher-slider-vertical:active::before {
    transform: scale(0.75);
}
.switcher-input:checked + .switcher-slider-vertical:active::before {
    transform: translateY(calc(-1 * var(--space-12))) scale(0.75);
  }
  


/* -------------------------- Slider -------------------------- */

/* === Draw track === */
input[type="range"].fixed-width {
    width: 35rem;
}

input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: var(--space-32);
    border-radius: var(--border-radius-pill);
    background-color: var(--grey-88);
    cursor: pointer;
    padding: 0 var(--space-08);
}
input[type="range"]:hover {
    background-color: var(--grey-84);
}

/* === Hide inner track Chromium-based browsers === */
.slider-input::-webkit-slider-runnable-track {
    -webkit-appearance: none;
    appearance: none;
}

  /* === Thumb Chromium-based browsers === */
.slider-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: var(--space-16);
    height: var(--space-16);
    border-radius: var(--border-radius-pill);
    background: var(--black);
    transition: transform 0.2s;
    will-change: transform;
  }
  .slider-input:active::-webkit-slider-thumb {
    transform: scale(0.9);
  }

  /* === Thumb Firefox === */
.slider-input::-moz-range-thumb {
    width: var(--space-16);
    height: var(--space-16);
    border-radius: var(--border-radius-pill);
    border: none;
    background: var(--black);
    transition: transform 0.2s;
    will-change: transform;
  }
  .slider-input::-moz-range-thumb:hover {
    transform: scale(0.8);
  }