/* Motyw: rysunek architektoniczny. Granatowy papier z siatką, bloczki jak żetony. */
:root{
  --paper:#15375c; --paper-deep:#102d4c; --chalk:#eaf3ff; --muted:#9db8d6;
  --line:rgba(234,243,255,.28); --ok:#67d68b; --bad:#ff8a70; --ink:#14283b;
  --hut:#f6b98a; --monastery:#c9b8f5; --grain:#b7e27c; --water:#6fc6f7; --stone:#aab4bd;
  --stable:#c98b5e; --well:#8ecfe0; --torch:#f2914a; --hole:#09121d; --bluefire:#5b8cff; --university:#e9d27a; --wizard:#b78ae8;
}
*{box-sizing:border-box}
html{background:var(--paper-deep)}
body{
  margin:0; min-height:100vh; color:var(--chalk);
  font-family:"Fredoka","Trebuchet MS","Segoe UI",system-ui,sans-serif; line-height:1.45;
  background-color:var(--paper);
  background-image:
    linear-gradient(rgba(234,243,255,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(234,243,255,.08) 1px,transparent 1px),
    linear-gradient(rgba(234,243,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(234,243,255,.035) 1px,transparent 1px);
  background-size:96px 96px,96px 96px,24px 24px,24px 24px;
}
main{
  max-width:1000px; margin:0 auto; padding:32px 16px 56px;
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:24px; align-items:start;
}
@media (max-width:760px){ main{grid-template-columns:1fr} }

h1{grid-column:1/-1; margin:0; font-size:clamp(2rem,6vw,3.4rem); font-weight:600; letter-spacing:-.01em}
.sub{grid-column:1/-1; margin:-16px 0 4px; color:var(--muted); max-width:52ch}

main > section{
  background:rgba(16,45,76,.78); border:1.5px dashed var(--line);
  border-radius:18px; padding:20px;
}

/* --- bloczki do wyboru --- */
.tools{display:flex; flex-wrap:wrap; gap:8px; margin-bottom:10px}
.tool{
  font:inherit; font-weight:600; padding:8px 16px; border-radius:999px; cursor:pointer;
  color:var(--chalk); background:transparent; border:2px solid var(--line);
  transition:transform .12s, background .12s;
}
.tool:hover{background:rgba(234,243,255,.12)}
.tool[aria-pressed="true"]{background:var(--chalk); color:var(--ink); border-color:var(--chalk); transform:translateY(-2px)}
.status{min-height:1.5em; margin:0 0 14px; color:var(--muted); font-size:.95rem}

/* --- piętra --- */
.floor-nav{ display:none; align-items:center; justify-content:center; gap:14px; margin-bottom:12px; }
.floor-nav button{
  font:inherit; width:38px; height:38px; border-radius:50%; border:2px solid var(--line);
  background:transparent; color:var(--chalk); cursor:pointer; font-size:1.15rem; line-height:1;
  transition:background .12s, transform .12s;
}
.floor-nav button:hover:not(:disabled){ background:rgba(234,243,255,.14); transform:translateY(-1px); }
.floor-nav button:disabled{ opacity:.25; cursor:default; }
.floor-nav span{ font-weight:600; min-width:12ch; text-align:center; font-size:.95rem; }

.board-wrap{ display:flex; flex-direction:column; gap:4px; max-width:520px; }
.board-labeled{
  display:grid; grid-template-columns:20px 1fr; grid-template-rows:20px 1fr; gap:4px;
}
.col-labels{ grid-column:2; grid-row:1; display:grid; grid-template-columns:repeat(8,1fr); }
.row-labels{ grid-column:1; grid-row:2; display:grid; }
.col-labels span, .row-labels span{
  display:flex; align-items:center; justify-content:center;
  font-size:.72rem; font-weight:600; color:var(--muted);
}
.board{ grid-column:2; grid-row:2; }
.board.switching{ opacity:0; transform:scale(.94); }

.ghost-board{
  display:none; grid-template-columns:repeat(8,1fr); gap:3px;
  width:48%; opacity:.4; pointer-events:none; filter:saturate(.55) brightness(.9);
}
.ghost-board.above{ align-self:flex-end; margin-bottom:2px; }
.ghost-board.below{ align-self:flex-start; margin-top:2px; }
.ghost-cell{
  aspect-ratio:1; border-radius:6px; background:rgba(234,243,255,.05); font-size:.85rem;
  box-shadow:inset 0 0 0 1px rgba(234,243,255,.14);
  display:flex; align-items:center; justify-content:center;
}
.ghost-cell.hut{background:var(--hut)} .ghost-cell.monastery{background:var(--monastery)}
.ghost-cell.grain{background:var(--grain)} .ghost-cell.water{background:var(--water)}
.ghost-cell.stone{background:var(--stone)} .ghost-cell.stable{background:var(--stable)}
.ghost-cell.well{background:var(--well)} .ghost-cell.torch{background:var(--torch)}
.ghost-cell.hole{background:var(--hole)}
.ghost-cell.bluefire{background:var(--bluefire)} .ghost-cell.university{background:var(--university)} .ghost-cell.wizard{background:var(--wizard)}

/* --- plansza --- */
.board{display:grid; grid-template-columns:repeat(8,1fr); gap:6px; max-width:520px; position:relative; z-index:2; transition:opacity .14s ease, transform .14s ease;}
.cell{
  aspect-ratio:1; padding:0; border:0; border-radius:10px; cursor:pointer;
  font-size:clamp(1.1rem,4.5vw,1.9rem); color:var(--ink);
  background:rgba(234,243,255,.06); box-shadow:inset 0 0 0 1.5px rgba(234,243,255,.22);
  transition:background .12s;
}
.cell:hover{background:rgba(234,243,255,.18)}
.cell.hut,.cell.monastery,.cell.grain,.cell.water,.cell.stone,.cell.stable,.cell.well,.cell.torch,.cell.hole,.cell.bluefire,.cell.university,.cell.wizard{
  box-shadow:inset 0 -5px 0 rgba(0,0,0,.16), 0 3px 0 rgba(0,0,0,.38);
}
.cell.hut{background:var(--hut)}
.cell.monastery{background:var(--monastery)}
.cell.grain{background:var(--grain)}
.cell.water{background:var(--water)}
.cell.stone{background:var(--stone)}
.cell.stable{background:var(--stable)}
.cell.well{background:var(--well)}
.cell.torch{background:var(--torch)}
.cell.bluefire{background:var(--bluefire)}
.cell.university{background:var(--university)}
.cell.wizard{background:var(--wizard)}
.bf{display:inline-block; filter:hue-rotate(190deg) saturate(1.8) brightness(1.15)}
.cell.hole{background:var(--hole); color:transparent; text-shadow:0 0 0 rgba(255,255,255,0.7);}
.cell.bad{outline:3px solid var(--bad); outline-offset:1px}
.cell.pop{animation:pop .22s ease-out}
@keyframes pop{0%{transform:scale(.6)} 70%{transform:scale(1.1)} 100%{transform:scale(1)}}

/* --- zasady --- */
.rules{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:8px}
.rule{
  display:flex; gap:10px; align-items:baseline; padding:11px 14px;
  background:rgba(234,243,255,.07); border-left:6px solid var(--bad); border-radius:10px;
}
.rule.ok{border-left-color:var(--ok)}
.rule.new{animation:slide .35s ease-out}
@keyframes slide{from{opacity:0; transform:translateY(-10px)} to{opacity:1; transform:none}}
.rule .mark{font-weight:600; color:var(--bad)}
.rule.ok .mark{color:var(--ok)}
.rule .info{margin-left:auto; color:var(--muted); white-space:nowrap}

.win{margin-top:16px; padding:14px; border-radius:12px; background:var(--ok); color:var(--ink); font-weight:600; animation:pop .3s ease-out}

.reset{
  margin-top:22px; padding:0; font:inherit; color:var(--muted); background:none; border:0;
  text-decoration:underline; cursor:pointer;
}

:focus-visible{outline:3px solid var(--chalk); outline-offset:2px}
@media (prefers-reduced-motion:reduce){ *{animation:none!important; transition:none!important} }

.lang-switch{
  max-width:1000px; margin:14px auto 0; padding:0 16px;
  display:flex; gap:6px; justify-content:flex-end;
}
.lang-switch button{
  font:inherit; font-weight:600; font-size:.85rem; padding:5px 13px; border-radius:999px; cursor:pointer;
  color:var(--chalk); background:transparent; border:2px solid var(--line);
  transition:transform .12s, background .12s;
}
.lang-switch button:hover{background:rgba(234,243,255,.12)}
.lang-switch button[aria-pressed="true"]{background:var(--chalk); color:var(--ink); border-color:var(--chalk)}

.progress{
  margin:0 0 14px; font-weight:600; font-size:1.05rem; color:var(--chalk);
}