/* First floor: corridor tint, stair treads, door plates, floor marker. */
.tile.k-corridor .f-top { fill: #1f2630; stroke: #2d3643; stroke-width: .6; }

.w-step .f-top   { fill: #4a5666; }
.w-step .f-left  { fill: var(--wall-left); }
.w-step .f-right { fill: var(--wall-right); }

/* small steam plates at the room doors (room numbers are the plan labels) */
.w-plate .f-top, .w-plate .f-left, .w-plate .f-right { fill: var(--steam); }
.w-plate .f-right { fill: #cfc8bb; }

.mark-floor { font-family: "Zen Antique", serif; fill: var(--copper); font-size: 20px; text-anchor: middle; letter-spacing: .08em; pointer-events: none; }

@media (max-width: 560px) { .mark-floor { display: none; } }