/* **********************************************************
 * Parameter Lab Styles
 * Custom styles for the interaction parameter experiment
 * ********************************************************** */

/* **********************************************************
 * Fixed Viewport - No Body Scroll
 * ********************************************************** */

* {
  margin: 0;
  padding: 0;
}

/* Apply overflow hidden only to specific containers to prevent page scroll */
body, html, main {
  overflow: hidden;
}

/* Hide footer on parameter lab page */
body:has(#parameter-lab) footer {
    display: none;
}


.root {
    --button-height: 84px;
    --button-width: 300px; 
}

/* **********************************************************
 * Lab Container & Layout
 * ********************************************************** */


.panels-main-container {
  margin: var(--spacing-m);
  overflow: hidden;
  align-items: stretch; /* Make all panels equal height */
  height: calc(100vh - var(--header__height) - (var(--spacing-m) * 2)); /* Full height minus header and margins */
  gap: var(--spacing-s); /* Override default row gap */
}

.panel {
  padding: inherit;
  width: 100%;
  align-items: center;
  height: 100%; /* Ensure panels take full height from parent */
  min-height: 0; /* Allow flex items to shrink below content size */
}

#left-panel-container {
  padding: 0;
  overflow-x: hidden !important; /* Hide horizontal overflow */
  overflow-y: auto !important; /* Enable vertical scrolling only when needed */
}

/* Auto-hide scrollbar - show only when hovering or scrolling */
#left-panel-container::-webkit-scrollbar {
  width: 6px;
}

#left-panel-container::-webkit-scrollbar-track {
  background: transparent;
}

#left-panel-container::-webkit-scrollbar-thumb {
  background: transparent; /* Hidden by default */
  border-radius: 3px;
  transition: background 0.2s;
}

#left-panel-container:hover::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2); /* Visible on hover */
}

#left-panel-container::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3); /* Brighter when hovering scrollbar */
}

/* Firefox: hide scrollbar by default, show on hover */
#left-panel-container {
  scrollbar-width: thin;
  scrollbar-color: transparent transparent;
}

#left-panel-container:hover {
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

#right-panel-container {
  padding: 0;
  overflow-x: hidden !important;
  overflow-y: auto !important;
}

/* Auto-hide scrollbar - show only when hovering or scrolling */
#right-panel-container::-webkit-scrollbar {
  width: 6px;
}

#right-panel-container::-webkit-scrollbar-track {
  background: transparent;
}

#right-panel-container::-webkit-scrollbar-thumb {
  background: transparent;
  border-radius: 3px;
  transition: background 0.2s;
}

#right-panel-container:hover::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
}

#right-panel-container::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Firefox: hide scrollbar by default, show on hover */
#right-panel-container {
  scrollbar-width: thin;
  scrollbar-color: transparent transparent;
}

#right-panel-container:hover {
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

/* Ensure specific child elements are visible without breaking scroll */
#right-panel-container .lab__section,
#right-panel-container .presets_container,
#right-panel-container .presets-header,
#right-panel-container .presets-header ul,
#right-panel-container .presets-header ul li,
#right-panel-container .lab__preset-category,
#right-panel-container .lab__preset-header,
#right-panel-container .lab__control,
#right-panel-container .lab__preset-controls,
#right-panel-container .lab__select,
#right-panel-container .lab__text-input,
#right-panel-container .current-config-container,
#right-panel-container .lab__config-box {
  overflow: visible !important;
}

#center-panel-container {
    gap: var(--spacing-s);
}

.lab__section {
    border-top: 1px solid var(--color-border);
    width: 100%;
    padding: var(--spacing-m) var(--spacing-m);
    overflow: visible !important; /* Override universal overflow: hidden */
    flex-shrink: 0; /* Prevent sections from shrinking */
}

.lab__section-title {
    margin-bottom: var(--spacing-s);
}

.lab__section:first-child {
    border-top: 0px;
}

/* Right panel specific - sections need proper setup */
#right-panel-container .lab__section {
    flex-shrink: 0; /* Keep original size */
    padding: var(--spacing-m);
    overflow: visible !important;
}

/* Ensure header-box and child elements don't get clipped */
#left-panel-container .header-box,
#left-panel-container .lab__control,
#left-panel-container .lab__select {
    overflow: visible;
}

/* Make header-box sticky in left panel */
#left-panel-container .header-box {
    position: sticky;
    top: 0;
    z-index: 10;
    width: 160px;
    margin: 0 auto;
    margin-bottom: var(--spacing-s);
    box-shadow:
        0 3px 8.3px 1px rgba(0, 0, 0, 0.50) inset,  /* Keep original effect */
        0 0 0 100vw #191919; /* Extend background color outward */
    clip-path: inset(0 -100vw 0 -100vw); /* Allow shadow to extend beyond bounds */
}

/* Dropdown icon button styling */
.lab__dropdown-icon {
    width: 24px;
    height: 24px;
    background: none;
    border: none;
    padding: 1px;
    margin: 0;
    cursor: pointer;
    outline: none;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-1);
    -webkit-appearance: none;
    appearance: none;
    border-radius: 4px;
    transition: all 0.2s ease;
    opacity: 0.7;
}

.lab__dropdown-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    opacity: 1;
}

.lab__dropdown-icon:active {
    background: rgba(255, 255, 255, 0.15);
}

.lab__dropdown-icon:focus {
    outline: 2px solid rgba(255, 255, 255, 0.2);
    outline-offset: 2px;
}

/* Rotate icon when panel is collapsed */
.lab__dropdown-icon.collapsed {
    transform: rotate(-90deg);
}

.lab__control-label,
.lab__preset-label {
    color: var(--color-1);
    padding: var(--spacing-s) 0 var(--spacing-xs) 0;
    width: 100%;
    display: block;

    font-family: 'DM Mono', 'Kanit', 'monospace';
    font-size: var(--font-size-xs);
    font-weight: 400;
}



.lab__select {
    width: 90%;
    color: var(--color-1);
    padding: var(--spacing-xs);
    margin: var(--spacing-xs) 0 var(--spacing-m);

    border-radius: 10px;

    border: 1px solid #484848;
    background: var(--color-4);
    box-shadow: 0 3px 8.3px 1px rgba(0, 0, 0, 0.50) inset;

    font-family: 'DM Mono', 'Kanit', 'monospace';
    font-size: var(--font-size-xs);
}

.lab__select:last-child {
    margin-bottom: 0;
}

/* Note: Option styling is very limited in browsers due to native OS rendering */
/* Font styling is now applied to .lab__select instead */

.lab__range {
    width: 100%;
    margin: var(--spacing-xs) 0;
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    cursor: pointer;

    border-radius: 10px;
    border: 1px solid #484848;
    background: var(--color-4);
    box-shadow: 0 3px 8.3px 1px rgba(0, 0, 0, 0.50) inset;
}

/* Range slider track - Webkit (Chrome, Safari, Edge) */
.lab__range::-webkit-slider-track {
    background: transparent;
    height: 4px;
    border-radius: 2px;
}

/* Range slider thumb - Webkit */
.lab__range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-1);
    border: 1px solid #484848;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    cursor: pointer;
}

/* Range slider track - Firefox */
.lab__range::-moz-range-track {
    background: transparent;
    height: 4px;
    border-radius: 2px;
}

/* Range slider thumb - Firefox */
.lab__range::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-1);
    border: 1px solid #484848;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    cursor: pointer;
}

/* Hover states */
.lab__range::-webkit-slider-thumb:hover {
    background: var(--color-3);
}

.lab__range::-moz-range-thumb:hover {
    background: var(--color-3);
}





/* ======== center panel layout & styles =============*/


/* button preview area */

#button__preview-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  height: calc(100vh - var(--header__height) - (var(--spacing-m) * 2) - var(--spacing-s) - var(--code-preview-container__height));;
}

#button__preview-area .bg__grid-dots {
    display: flex;
    flex-direction: column;
    /* Grid background spans entire container including header */
    background-image: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    background-position: center;
}

#button__preview-area .header-box {
    flex-shrink: 0;
}

.lab__preview {
    width: 100%;
    flex: 1; /* Take remaining space after header */
    align-self: center;

    /* Center the button inside */
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Test button styling */
.lab__test-button {
    /* Default dimensions with fallbacks */
    width: var(--button-width, auto);
    height: var(--button-height, auto);
    min-width: 200px;
    min-height: 60px;
    padding: 1rem 1rem;

    font-size: var(--font-size-l);
    font-family: 'DM Sans', 'Kanit', sans-serif;
    font-weight: 500;
    color: #000;
    background: #efefec;
    border: 1px solid #484848;
    border-radius: 10px;
    cursor: pointer;
    transition-property: transform, background-color, box-shadow;

    /* These will be controlled dynamically by JavaScript */
    --press-scale: 0.95;
}

.lab__test-button:active,
.lab__test-button.force-active {
    transform: scale(var(--press-scale)) !important;
}

/* code preview area */

#code__preview-area {
    height: var(--code-preview-container__height);
    display: flex;
    flex-direction: row;
    align-items: stretch;
    flex-wrap: nowrap;
    width: 100%;
    gap: var(--spacing-m);
    padding: var(--spacing-m);
    overflow: visible;
}

.lab__code-container {
    background-color: var(--color-4);
    border-radius: 10px;
    flex: 3;
    display: flex;
    flex-direction: column;
    padding: var(--spacing-s);
    height: 100%;
    overflow: hidden;
}

.lab__code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-left: 0.5rem;
    margin-bottom: 0.25rem;
    flex-shrink: 0;
}

.lab__code-comment {
    color: rgba(255, 255, 255, 0.5);
    font-family: 'DM Mono', monospace;
    font-size: var(--font-size-s);
}

.lab__code-content {
    font-family: 'DM Mono', monospace;
    font-size: var(--font-size-s);
    line-height: 2 !important;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;

    /* Auto-hide scrollbar */
    scrollbar-width: thin;
    scrollbar-color: transparent transparent;
}

.lab__code-content::-webkit-scrollbar {
    width: 6px;
}

.lab__code-content::-webkit-scrollbar-track {
    background: transparent;
}

.lab__code-content::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 3px;
}

.lab__code-content:hover {
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

.lab__code-content:hover::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
}

.lab__code-line {
    display: block;
    padding-left: var(--spacing-s);
    line-height: 2 !important;
}

.lab__code-selector {
    color: #7dd3fc;
}

.lab__code-pseudo {
    color: #fbbf24;
}

.lab__code-property {
    padding-left: var(--spacing-m);
    color: #a78bfa;
}

.lab__code-value {
    color: #86efac;
}

.lab__code-value[contenteditable="true"] {
    outline: none;
    background: none;
    border: none;
    cursor: text;
    display: inline;
    padding: 0;
    margin: 0;
}

.lab__code-value[contenteditable="true"]:focus {
    outline: none;
    background: none;
    border: none;
}

/* Remove default blue outline */
button:focus,
button:focus-visible,
input[type="range"]:focus,
input[type="range"]:focus-visible,
select:focus,
select:focus-visible,
input[type="text"]:focus,
input[type="text"]:focus-visible,
input[type="number"]:focus,
input[type="number"]:focus-visible {
    outline: none;
}

.lab__test-button:focus,
.lab__test-button:focus-visible {
    outline: none;
}

.lab__icon-button {
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-1);
    padding: var(--spacing-xs) var(--spacing-s);
    border-radius: 6px;
    cursor: pointer;
    font-family: 'DM Mono', monospace;
    font-size: var(--font-size-xs);
    transition: all 0.2s;
}

.lab__icon-button:hover {
    /* background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3); */
    opacity: 60%;
}

.lab__icon-button:active {
    opacity: 50%;
}

.lab__preview-controls {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-end;
    height: 100%;
    padding: 0;
    overflow: visible;
}

.lab__preview-controls-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    align-items: flex-end;
    overflow: visible;
}

.lab__play-button {
    /* background: rgba(255, 255, 255, 0.1); */
    border: none;
    font-size: var(--font-size-m);
    display: flex;
    align-items: center;
    align-self: flex-end;
    gap: 1rem;
}

.lab__play-text {
    font-size: var(--font-size-xs);
}

.lab__play-icon {
    font-size: 24px;
    line-height: 1;
    align-self: flex-end;
}

.lab__state-button {
    /* Override icon button styles */
    border: none;
    border-radius: 48px;
    color: #A6A6A6;
    font-family: "DM Mono", 'Kanit', 'monospace';
    font-size: var(--font-size-xs);
    font-style: normal;
    font-weight: 400;
    line-height: normal;

    /* Fixed dimensions */
    width: 122px;
    height: 40px;

    padding: 0;

    /* Center text */
    display: flex;
    align-items: center;
    justify-content: center;

    /* Apply effect-popup-black shadow directly */
    background: #191919;
    box-shadow:
        10px 10px 25px 0px rgba(0, 0, 0),
        -10px -10px 30px -2px rgba(57, 57, 57, 0.80);

    /* For z-index to work */
    position: relative;
}

#hover-button {
    z-index: 2;
}

#active-button {
    z-index: 1;
}

.lab__state-button:hover {
    background: #191919;
    border: none;
}

.lab__state-button:active,
.lab__state-button.active {
    /* Inner shadow for pressed state */
    box-shadow:
        10px 10px 25px 0px rgba(0, 0, 0) inset,
        -10px -10px 30px -2px rgba(57, 57, 57, 0.80) inset;

    /* Text at 50% opacity */
    color: rgba(166, 166, 166, 0.5);
}

/* ======== right panel layout & styles =============*/

.presets_container,
.current-config-container {
    overflow: visible !important;
}

.presets-header {
    overflow: visible;
}


/* Current configuration styles */
.current-config-container {
    border-top: 1px solid var(--color-border);
    width: 100%;
}

.lab__config-box {
    border-radius: 10px;
    border: 1px solid #484848;
    background: #2B2B2B;
    box-shadow: 0 3px 8.3px 1px rgba(0, 0, 0, 0.50) inset;
    padding: var(--spacing-m);
    width: 100%;
}

.lab__config-display {
    overflow: visible !important;
    width: 100%;
    color: #FFF;
    font-family: "DM Mono", monospace;
    font-size: 12px;
    font-style: normal;
    font-weight: 300;
    line-height: 1.8;
    white-space: pre-line;
}

.lab__config-divider {
    width: 100%;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: var(--spacing-s) 0;
}

.record-export-container {
    overflow: visible !important;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.presets-header > ul{
    display: flex;
    justify-content: space-between;
    overflow: visible;
    padding: 0;
    /* Add padding only for darkmode button shadow */
    padding-right: 40px;
    margin-right: -40px;
}

/* Preset header with expand button */
.lab__preset-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

/* Preset controls container (select + expand button) */
.lab__preset-controls {
    display: flex;
    gap: var(--spacing-m);
    align-items: center;
    width: 100%;
}

.lab__preset-controls .lab__preset-select {
    flex: 1; /* Take available space */
    width: auto;
    margin-bottom: 0; /* Remove bottom margin when in controls container */
}

.lab__expand-button {
    margin-top: 7px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-1);
    width: 24px;
    height: 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: var(--font-size-m);
    font-weight: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    line-height: 1;
}

.lab__expand-button:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.lab__expand-button.expanded {
    transform: rotate(45deg);
}

/* Extended controls container */
.lab__extended-controls {
    margin-top: var(--spacing-m);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Text/number inputs */
.lab__text-input {
    width: 80%;
    color: var(--color-1);
    padding: var(--spacing-xs);
    margin: var(--spacing-xs) 0 0;
    background: var(--color-4);
    border: 1px solid #484848;
    border-radius: 10px;
    font-family: 'DM Mono', 'Kanit', 'monospace';
    font-size: var(--font-size-xs);
    box-shadow: 0 3px 8.3px 1px rgba(0, 0, 0, 0.50) inset;
}

.lab__text-input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.lab__text-input:focus {
    outline: 2px solid rgba(255, 255, 255, 0.2);
    outline-offset: 2px;
}

/* Dimension controls (width + height + lock button) */
.lab__dimension-controls {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
    width: 90%;

}

.lab__dimension-wrapper {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
}

.lab__dimension-prefix {
    color: var(--color-1);
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
    opacity: 0.7;
}

.lab__dimension-input {
    flex: 1;
    margin: var(--spacing-xs) 0 var(--spacing-xs);
}

.lab__lock-button {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-1);
    width: 26px;
    height: 26px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
    padding: 0;
}

.lab__lock-button:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.lab__lock-button.locked {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--color-1);
}

.lab__lock-button.locked .lock-open {
    display: none;
}

.lab__lock-button.locked .lock-closed {
    display: block !important;
}

.lab__lock-button svg {
    pointer-events: none;
}

/* Fix shadow clipping for darkmode icon button */
.presets-header,
.presets-header ul,
.presets-header ul li {
    overflow: visible;
}

#darkmode-icon {
    overflow: visible;
    border: none;
    outline: none;
    cursor: pointer;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#darkmode-icon:focus {
    outline: 2px solid rgba(255, 255, 255, 0.2);
    outline-offset: 2px;
}

#darkmode-icon img {
    width: 16px;
    height: 16px;
    display: block;
}