Fix indoor/outdoor weather ambiguity in interior illustration prompts

Interior scenes (Great Hall, circulation gallery, Corredor of Time)
described rain/puddles without clearly anchoring them to an exterior
view, causing generated images to show puddles indoors. Each now
states the interior stays completely dry, with wetness confined to a
glimpsed exterior view, plus a reinforcing "absolutely avoid" clause.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

docs/illustration-prompts.md

@@ -349,23 +349,26 @@ abstracted sun and moon discs, stylised maize, Andean flowers, birds, and
 animal forms — a single glowing focal wall against otherwise plain white
 and timber surfaces. Soft daylight falls through high windows onto the
 stair and floor below. Fixed lighting and weather for every image in this
-set: the moment just after an afternoon rainstorm has passed — pavements
-and roof tiles still dark and glistening with rain outside, puddles
-reflecting the sky, a few scattered clouds breaking apart, and warm
-late-afternoon equatorial sunlight breaking through at a high, almost
-overhead angle, catching wet stone outside and throwing soft warm
-highlights indoors while shadows stay cool and blue-grey. Material and
-color palette, held constant throughout: a heavy plinth and ground floor
-of dark grey volcanic andesite stone; thick, monolithic walls above
-rendered in matte lime-white limewash; a lighter upper level and roof
-structure of dark honey-brown timber; deeply overhanging roofs of natural
-red-brown clay tile with sharp shadow lines beneath the eaves; window
-carpentry, doors and balcony rails in dark walnut-brown wood; window
-grilles and metalwork in near-black wrought iron; a narrow band of muted
-dark oxblood-red paint along the base of some walls, never the whole
-wall. Colour stays quiet and mostly monochrome (white, grey stone, brown
-timber, red-brown tile) with small, deliberate accents of color on doors,
-shutters, and ironwork only — never a brightly coloured building, except
+set: the moment just after an afternoon rainstorm has passed outside the
+building — beyond the high windows, pavements and roof tiles are still
+dark and glistening with rain, with puddles and a few scattered clouds
+breaking apart, though none of this is directly visible from inside the
+hall — and warm late-afternoon equatorial sunlight now breaks through at
+a high, almost overhead angle, streaming in through the high windows and
+throwing soft warm highlights across the dry stone and timber surfaces of
+the stair and floor, while shadows deep within the timber roof structure
+stay cool and blue-grey. Material and color palette, held constant
+throughout: a heavy plinth and ground floor of dark grey volcanic
+andesite stone; thick, monolithic walls above rendered in matte
+lime-white limewash; a lighter upper level and roof structure of dark
+honey-brown timber; deeply overhanging roofs of natural red-brown clay
+tile with sharp shadow lines beneath the eaves; window carpentry, doors
+and balcony rails in dark walnut-brown wood; window grilles and metalwork
+in near-black wrought iron; a narrow band of muted dark oxblood-red paint
+along the base of some walls, never the whole wall. Colour stays quiet
+and mostly monochrome (white, grey stone, brown timber, red-brown tile)
+with small, deliberate accents of color on doors, shutters, and ironwork
+only — never a brightly coloured building, except
 for the one warmly lit figurative retablo wall described above, which is
 this building's single deliberate concentration of rich color and detail.
 Ornament everywhere else is geometric and restrained: stepped Andean
@@ -385,8 +388,11 @@ give a sense of human scale rather than as detailed portraits, never in
 costume, regalia, or stereotype. Absolutely avoid: glass curtain walls,
 flat modernist roofs, exposed grey concrete, a single monolithic tower or
 box, chrome or glossy surfaces, any text, logos, signage, or watermark,
-and any hint of a generic "iconic" contemporary museum silhouette — this
-building is deliberately unspectacular, grounded, and human-scaled.
+any hint of a generic "iconic" contemporary museum silhouette, and any
+puddles, wet flooring, rain, or glistening wet surfaces anywhere inside
+the hall itself — the interior stair, floor, and walls are completely
+dry throughout; this building is deliberately unspectacular, grounded,
+and human-scaled.
 
 *Suggested framing*: interior view from stair landing or floor level
 looking up into the roof structure and across toward the retablo wall,
@@ -409,12 +415,15 @@ window on one side revealing a glimpse of a workroom where an object is
 being examined. A small school group in a loose cluster moves through
 comfortably alongside individual visitors, without crowding. Fixed
 lighting and weather for every image in this set: the moment just after
-an afternoon rainstorm has passed — a view of a still-wet courtyard
-glimpsed through a window at the gallery's end, a few scattered clouds
-breaking apart outside, and warm late-afternoon equatorial sunlight
-breaking through at a high, almost overhead angle, spilling softly
-through the clerestory glazing while interior shadows stay cool and
-blue-grey. Material and color palette, held constant throughout: a heavy
+an afternoon rainstorm has passed outside — through a small window at the
+gallery's end, a distant glimpse of a still-wet courtyard shows dark,
+glistening paving and a few scattered clouds breaking apart, but that
+wetness is confined entirely to the small distant view through the
+glass; the gallery itself — its floor, walls, and seating — stays
+completely dry throughout, lit by warm late-afternoon equatorial
+sunlight breaking through at a high, almost overhead angle and spilling
+softly through the clerestory glazing, with interior shadows staying
+cool and blue-grey. Material and color palette, held constant throughout: a heavy
 plinth and ground floor of dark grey volcanic andesite stone; thick,
 monolithic walls above rendered in matte lime-white limewash; a lighter
 upper level and roof structure of dark honey-brown timber; window
@@ -435,9 +444,12 @@ contemporary dress — painted loosely as small figures that give a sense
 of human scale rather than as detailed portraits, never in costume,
 regalia, or stereotype. Absolutely avoid: glass curtain walls, flat
 modernist roofs, exposed grey concrete, a single monolithic tower or box,
-chrome or glossy surfaces, any text, logos, signage, or watermark, and any
-hint of a generic "iconic" contemporary museum silhouette — this building
-is deliberately unspectacular, grounded, and human-scaled.
+chrome or glossy surfaces, any text, logos, signage, or watermark, any
+hint of a generic "iconic" contemporary museum silhouette, and any
+puddles, wet flooring, rain, or glistening wet surfaces anywhere inside
+the gallery itself — the interior floor, walls, and seating are
+completely dry throughout; this building is deliberately unspectacular,
+grounded, and human-scaled.
 
 *Suggested framing*: one-point perspective looking down the length of
 the gallery, landscape orientation.
@@ -459,10 +471,13 @@ built-in seating around a bright window bay looking onto a courtyard,
 where a family and a small school group are resting together, a teacher
 pointing something out through the window. Fixed lighting and weather for
 every image in this set: the moment just after an afternoon rainstorm has
-passed — the courtyard glimpsed through the window bay still wet, a few
-scattered clouds breaking apart, and warm late-afternoon equatorial
-sunlight breaking through at a high, almost overhead angle, spilling
-through the window bay while interior shadows stay cool and blue-grey.
+passed outside — through the window bay, the courtyard beyond is glimpsed
+still wet and glistening, with a few scattered clouds breaking apart, but
+that wetness is confined entirely to the courtyard on the far side of the
+glass; the common-room bay itself — its seating, floor, and walls — stays
+completely dry throughout, lit by warm late-afternoon equatorial sunlight
+breaking through at a high, almost overhead angle and spilling through
+the window bay, with interior shadows staying cool and blue-grey.
 Material and color palette, held constant throughout: a heavy plinth and
 ground floor of dark grey volcanic andesite stone (glimpsed at the
 courtyard edge); thick, monolithic walls above rendered in matte
@@ -486,9 +501,11 @@ that give a sense of human scale rather than as detailed portraits, never
 in costume, regalia, or stereotype. Absolutely avoid: glass curtain
 walls, flat modernist roofs, exposed grey concrete, a single monolithic
 tower or box, chrome or glossy surfaces, any text, logos, signage, or
-watermark, and any hint of a generic "iconic" contemporary museum
-silhouette — this building is deliberately unspectacular, grounded, and
-human-scaled.
+watermark, any hint of a generic "iconic" contemporary museum
+silhouette, and any puddles, wet flooring, rain, or glistening wet
+surfaces anywhere inside the gallery or common-room bay itself — the
+interior floor, walls, and seating are completely dry throughout; this
+building is deliberately unspectacular, grounded, and human-scaled.
 
 *Suggested framing*: interior view angled to show both the gallery route
 and the bright window-bay seating area, landscape orientation.