demystify 0.4.0

A constraint solving tool for explaining puzzles
Documentation 
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.litpos {
    color: blue;
    fill: blue;
}
.litneg {
    color: blue;
    fill: blue;
}

.litneg text {
    text-decoration: line-through;
}

.litinmus .litbox {
    stroke-width: 0.05;
    stroke: yellow;
}

.litknown {
    fill: grey;
    font-weight: bold;
}
.litinmus {
    background-color: rgb(255, 115, 0);
    font-weight: bold;
}

.puzzle {
    font-family: Garamond, serif;
}

.litbox {
    stroke-width: 0.01;
    stroke:rgba(0,0,255,0.2);
    fill: none;
    /* fill:none + default visiblePainted means clicks pass through the
     * interior — only the thin stroke would catch them. Force the rect to
     * capture clicks anywhere inside its bounds so the cell <g> receives
     * the event (used by click-to-explain and game-mode clicks). */
    pointer-events: all;
}


g.selected rect {
      fill: red !important;
}

.constraintlist div.selected {
  background-color: red !important;
}



/* Per-MUS-constraint visual identity, expressed as CSS variables.  Each
 * rule below sets `--hl-bg` (light pastel for the constraint-list panel
 * tint and on-hover cell rect fill) and `--hl-stroke` (saturated dark
 * version of the same hue for the on-hover constraint-shape stroke).
 * Keeping the hue identity in one place means restyling the palette is
 * a single regen.
 *
 * Visibility on the BOARD is gated on `.selected` (toggled by
 * `base.js` on hover); see consumer rules below this block.  The
 * constraint-list panel keeps its tint always-on as a navigation aid. */
.highlight_con0 { --hl-bg: #d0ffff; --hl-stroke: #238282; }
.highlight_con1 { --hl-bg: #ffd0ff; --hl-stroke: #822382; }
.highlight_con2 { --hl-bg: #ffffd0; --hl-stroke: #828223; }
.highlight_con3 { --hl-bg: #d0d0ff; --hl-stroke: #232382; }
.highlight_con4 { --hl-bg: #d0ffd0; --hl-stroke: #238223; }
.highlight_con5 { --hl-bg: #ffd0d0; --hl-stroke: #822323; }
.highlight_con6 { --hl-bg: #ffe0c0; --hl-stroke: #825323; }
.highlight_con7 { --hl-bg: #d0e8ff; --hl-stroke: #235382; }
.highlight_con8 { --hl-bg: #e0d0ff; --hl-stroke: #432382; }
.highlight_con9 { --hl-bg: #d0ffe0; --hl-stroke: #238243; }
.highlight_con10 { --hl-bg: #f8d8e8; --hl-stroke: #822352; }
.highlight_con11 { --hl-bg: #d8f8d8; --hl-stroke: #238223; }
.highlight_con12 { --hl-bg: #e8e8ff; --hl-stroke: #232382; }
.highlight_con13 { --hl-bg: #ffe8d8; --hl-stroke: #824923; }
.highlight_con14 { --hl-bg: #d8ffe8; --hl-stroke: #238249; }
.highlight_con15 { --hl-bg: #f0d8ff; --hl-stroke: #5d2382; }
.highlight_con16 { --hl-bg: #e6f7ff; --hl-stroke: #236382; }
.highlight_con17 { --hl-bg: #fff7d8; --hl-stroke: #826e23; }
.highlight_con18 { --hl-bg: #e6d8f7; --hl-stroke: #4d2382; }
.highlight_con19 { --hl-bg: #ffd8e6; --hl-stroke: #822345; }
.highlight_con20 { --hl-bg: #d8f7f7; --hl-stroke: #238282; }
.highlight_con21 { --hl-bg: #f7f7d8; --hl-stroke: #828223; }
.highlight_con22 { --hl-bg: #ecd8ff; --hl-stroke: #532382; }
.highlight_con23 { --hl-bg: #d8ecff; --hl-stroke: #235382; }
.highlight_con24 { --hl-bg: #ffece1; --hl-stroke: #824523; }
.highlight_con25 { --hl-bg: #e1ffec; --hl-stroke: #238245; }
.highlight_con26 { --hl-bg: #f0e1ff; --hl-stroke: #522382; }
.highlight_con27 { --hl-bg: #ffe1f0; --hl-stroke: #822352; }
.highlight_con28 { --hl-bg: #e1f0ff; --hl-stroke: #235282; }
.highlight_con29 { --hl-bg: #f0ffe1; --hl-stroke: #528223; }
.highlight_con30 { --hl-bg: #e8d8d8; --hl-stroke: #822323; }
.highlight_con31 { --hl-bg: #d8e8d8; --hl-stroke: #238223; }
.highlight_con32 { --hl-bg: #d8d8e8; --hl-stroke: #232382; }
.highlight_con33 { --hl-bg: #f9e9d9; --hl-stroke: #825223; }
.highlight_con34 { --hl-bg: #d9f9e9; --hl-stroke: #238252; }
.highlight_con35 { --hl-bg: #e9d9f9; --hl-stroke: #522382; }
.highlight_con36 { --hl-bg: #f9d9e9; --hl-stroke: #822352; }
.highlight_con37 { --hl-bg: #d9e9f9; --hl-stroke: #235282; }
.highlight_con38 { --hl-bg: #e9f9d9; --hl-stroke: #528223; }
.highlight_con39 { --hl-bg: #f5e0f0; --hl-stroke: #82236b; }
.highlight_con40 { --hl-bg: #e0f5e0; --hl-stroke: #238223; }
.highlight_con41 { --hl-bg: #e0e0f5; --hl-stroke: #232382; }
.highlight_con42 { --hl-bg: #f5f0e0; --hl-stroke: #826b23; }
.highlight_con43 { --hl-bg: #e0f0f5; --hl-stroke: #236b82; }
.highlight_con44 { --hl-bg: #f0e0f5; --hl-stroke: #6b2382; }
.highlight_con45 { --hl-bg: #f5e0e0; --hl-stroke: #822323; }
.highlight_con46 { --hl-bg: #e0f5f0; --hl-stroke: #23826b; }
.highlight_con47 { --hl-bg: #f0f5e0; --hl-stroke: #6b8223; }
.highlight_con48 { --hl-bg: #e8e0ec; --hl-stroke: #622382; }
.highlight_con49 { --hl-bg: #ece8e0; --hl-stroke: #826223; }
.highlight_con50 { --hl-bg: #e0ece8; --hl-stroke: #238262; }

/* Constraint-list panel: always show the tint as a navigation aid. */
.constraintlist > div[class*="highlight_con"] {
    background-color: var(--hl-bg);
}

/* Cell rect tint: only on hover.  `!important` is needed to beat the
 * older `g.selected rect { fill: red !important }` rule below, which we
 * keep for non-constraint highlights (deduced literals etc.). */
[class*="highlight_con"].selected rect {
    fill: var(--hl-bg) !important;
}


/* MUS-constraint shape overlays.
 *
 * Default invisible: with many constraints in a single round the board
 * becomes unreadable when every shape paints simultaneously.  The shape
 * is drawn only when its element acquires `.selected` (added by the
 * hover JS via the matching `highlight_conN` class), at which point the
 * per-conN `--hl-stroke` variable supplies the colour.
 *
 * `fill` is forced to none even when a per-conN rule supplies one:
 * region paths are emitted as disjoint M-L segments, which SVG would
 * implicitly close-and-fill into a solid blob hiding the dotted stroke.
 */
.constraint-shape {
    fill: none !important;
    stroke: none;
    stroke-width: 0.014;
    stroke-linecap: round;
    pointer-events: none;
    opacity: 0.85;
}
.constraint-shape.region {
    /* Dotted styling — only takes visible effect when the selected stroke
     * kicks in, but defining it here keeps the region rendering self-
     * describing rather than coupled to a `.selected` rule. */
    stroke-dasharray: 0 0.022;
}
.constraint-shape.selected {
    stroke: var(--hl-stroke);
    stroke-width: 0.018;
    opacity: 1;
}
.constraint-shape.region.selected {
    /* Solid outline on hover so the selected region reads as one shape
     * against the dotted (default-invisible) siblings. */
    stroke-dasharray: none;
}


.cell-bg {
    fill: none;
}

g.con-preview .cell-bg {
    fill: #ffe066 !important;
}

.constraint-instance:hover {
    background-color: #f5f5f5;
}

/* Named-strategy badge: shows the matched technique name above the
 * deduction's constraint list.  Always rendered as an obvious heading
 * so the user immediately sees "Row hidden single" etc. */
.technique-name {
    font-weight: bold;
    font-size: 1.1em;
    color: #2a4d8f;
    margin-top: 0.5em;
    display: block;
}

/* Fingerprint debug line: small monospace, low contrast — useful when
 * curating the strategy DB but should not distract during normal use. */
.technique-fingerprint {
    font-family: monospace;
    font-size: 0.8em;
    color: #888;
    display: block;
    margin-bottom: 0.25em;
}