.drawing-viewer {
    --drawing-ink: #141619;
    --drawing-muted: #585f68;
    --drawing-accent: #ce1827;
    --drawing-glass: rgb(255 255 255 / 58%);
    --drawing-glass-line: rgb(20 22 25 / 10%);
    --drawing-glass-shadow: 0 24px 60px rgb(0 0 0 / 35%), 0 2px 8px rgb(0 0 0 / 22%);
    --drawing-tool: rgb(20 22 25 / 6%);
    --drawing-tool-hover: rgb(20 22 25 / 14%);
    --drawing-inset: clamp(14px, 2.1vw, 30px);
    position: relative;
    isolation: isolate;
    width: 100%;
    margin-block: 6px 12px;
    color: var(--drawing-ink);
    font-family: system-ui, sans-serif;
}

.drawing-viewer__stage {
    position: relative;
    height: var(--drawing-height, max(280px, 62vh));
    overflow: hidden;
    background: radial-gradient(circle, #e0e2e5 1px, transparent 1.2px) 0 0 / 18px 18px, #f8f8f9;
    cursor: grab;
    touch-action: none;
    user-select: none;
}

.drawing-viewer__stage.is-dragging,
.drawing-viewer__stage.is-dragging button { cursor: grabbing; }

#hotboxes.drawing-viewer__canvas {
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    transform-origin: top left;
}

.drawing-viewer__canvas img {
    display: block;
    width: 100%;
    height: auto;
    mix-blend-mode: multiply;
    pointer-events: none;
}

.drawing-viewer__position { position: absolute; }

.drawing-viewer__position .hotbox_normal {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
}

.drawing-viewer__position button {
    position: absolute;
    inset: 0;
    width: 100%;
    padding: 0;
    border: 0;
    border-radius: inherit;
    background: transparent;
    cursor: pointer;
}

.drawing-viewer__position:has(.hotbox_selected) { z-index: 1; }

#parts_table .part-heading[id^="pos_"] { scroll-margin-block: 24px; }

.drawing-viewer__toolbar,
.drawing-viewer__filters {
    position: absolute;
    top: 14px;
    z-index: 2;
    border: 1px solid var(--drawing-glass-line);
    border-radius: 14px;
    background: var(--drawing-glass);
    -webkit-backdrop-filter: blur(22px) saturate(140%);
    backdrop-filter: blur(22px) saturate(140%);
    box-shadow: var(--drawing-glass-shadow);
}

.drawing-viewer__toolbar {
    right: var(--drawing-inset);
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 5px;
}

.drawing-viewer__toolbar button {
    display: inline-grid;
    place-items: center;
    min-width: 32px;
    height: 32px;
    padding: 0 5px;
    border: 0;
    border-radius: 9px;
    background: var(--drawing-tool);
    color: inherit;
    font: 600 13px/1 system-ui, sans-serif;
    cursor: pointer;
}

.drawing-viewer__toolbar button[hidden] { display: none; }

.drawing-viewer__toolbar button:hover,
.drawing-viewer__filter-toggle:hover { background: var(--drawing-tool-hover); }

.drawing-viewer__toolbar button[aria-pressed="true"] { color: var(--drawing-accent); }

.drawing-viewer__toolbar output {
    min-width: 46px;
    text-align: center;
    font: 600 12px/1 system-ui, sans-serif;
    font-variant-numeric: tabular-nums;
}

.drawing-viewer__toolbar svg,
.drawing-viewer__disclosure {
    width: 15px;
    height: 15px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.drawing-viewer__filters {
    left: var(--drawing-inset);
    width: min(400px, calc(100% - 2 * var(--drawing-inset) - 218px));
    background: rgb(255 255 255 / 83%);
    -webkit-backdrop-filter: blur(14px) saturate(120%);
    backdrop-filter: blur(14px) saturate(120%);
    box-shadow: 0 4px 16px rgb(0 0 0 / 15%);
}

.drawing-viewer__filter-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    min-height: 42px;
    padding: 6px 11px;
    border: 0;
    border-radius: 13px;
    background: transparent;
    color: inherit;
    font: 650 13px/1 system-ui, sans-serif;
    cursor: pointer;
}

.drawing-viewer__filter-toggle .icon { margin: 0; }
.drawing-viewer__filter-toggle #fopt_count_label:empty { display: none; }

.drawing-viewer__disclosure { margin-inline-start: auto; transition: transform .18s ease; }
.drawing-viewer__filter-toggle[aria-expanded="true"] .drawing-viewer__disclosure { transform: rotate(180deg); }

.drawing-viewer__filters[data-open="false"] { width: max-content; }
.drawing-viewer__filters[data-open="true"] .drawing-viewer__filter-toggle { width: 100%; }

.drawing-viewer__filter-body {
    display: grid;
    grid-template-rows: 0fr;
    contain: inline-size;
    opacity: 0;
    transition: grid-template-rows .2s ease, opacity .16s ease;
}

.drawing-viewer__filters[data-open="true"] .drawing-viewer__filter-body {
    grid-template-rows: 1fr;
    opacity: 1;
}

.drawing-viewer #filters_block.drawing-viewer__options {
    min-height: 0;
    max-height: min(42vh, calc(var(--drawing-height, max(280px, 62vh)) - 80px));
    padding: 0;
    overflow: auto;
    overscroll-behavior: contain;
}

.drawing-viewer__options table {
    width: calc(100% - 24px);
    margin: 4px 12px 12px;
    font-family: Lato, 'Helvetica Neue', Arial, sans-serif;
}

.drawing-viewer__options td { padding: 2px 0; }
.drawing-viewer__options td:first-child { padding-inline-end: 8px; overflow-wrap: anywhere; }

@media (prefers-reduced-motion: reduce) {
    .drawing-viewer__filter-body,
    .drawing-viewer__disclosure { transition: none; }
}

.drawing-viewer__splitter {
    position: relative;
    display: grid;
    place-items: center;
    height: 14px;
    border-top: 1px solid #d5d8db;
    background: #f8f8f9;
    cursor: ns-resize;
    touch-action: none;
    user-select: none;
}

.drawing-viewer__splitter span { width: 42px; height: 3px; border-radius: 3px; background: #858b92; }
.drawing-viewer__splitter:is(:hover, :focus-visible, .is-dragging) { border-color: var(--drawing-accent); }
.drawing-viewer__splitter:is(:hover, :focus-visible, .is-dragging) span { background: var(--drawing-accent); }

.drawing-viewer__tooltip {
    position: absolute;
    z-index: 3;
    width: max-content;
    max-width: min(280px, calc(100% - 16px));
    padding: 6px 9px;
    border: 1px solid rgb(255 255 255 / 22%);
    border-radius: 8px;
    background: rgb(20 22 25 / 90%);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 14px rgb(0 0 0 / 25%);
    color: #fff;
    font: 550 12px/1.35 system-ui, sans-serif;
    overflow-wrap: anywhere;
    pointer-events: none;
}

.drawing-viewer:fullscreen { margin: 0; background: #f8f8f9; }
.drawing-viewer:fullscreen .drawing-viewer__stage { height: 100%; }
.drawing-viewer:fullscreen .drawing-viewer__splitter { display: none; }

@media (max-width: 580px) {
    .drawing-viewer { --drawing-inset: 10px; }
    .drawing-viewer__stage { height: var(--drawing-height, clamp(280px, 86vw, 470px)); }
    .drawing-viewer__toolbar { top: 10px; }
    .drawing-viewer__toolbar button { min-width: 34px; height: 34px; }
    .drawing-viewer__filters { top: 62px; width: min(400px, calc(100% - 2 * var(--drawing-inset))); }
    .drawing-viewer #filters_block.drawing-viewer__options { max-height: min(42vh, calc(var(--drawing-height, clamp(280px, 86vw, 470px)) - 116px)); }
    .drawing-viewer__splitter { height: 22px; }
}

.drawing-viewer__tooltip { white-space: pre-line; }
.drawing-viewer__tooltip::after {
    content: "";
    position: absolute;
    left: var(--tip-arrow, 50%);
    top: 100%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: rgb(20 22 25 / 90%);
}
.drawing-viewer__tooltip.is-below::after {
    top: auto;
    bottom: 100%;
    border-top-color: transparent;
    border-bottom-color: rgb(20 22 25 / 90%);
}