:root {
  /* Powłoka wg wspólnego motywu Playory ( Collective Conflict ); kolory znaków X/O
     mają znaczenie dla rozgrywki, więc zostają własne. */
  --bg: var(--playora-bg, #111);
  --panel: var(--playora-panel, #1b1b1b);
  --panel-edge: var(--playora-panel-2, #252525);
  --ink: var(--playora-text, #eee);
  --ink-dim: var(--playora-muted, #aaa);
  --x: #4cc9f0;
  --o: #ffb703;
  --live: var(--playora-accent, #55dd88);
  --danger: var(--playora-danger, #ff6b6b);
  --cell: #182130;
  --cell-edge: #2b3a4d;
  --radius: 10px;
}

.playora-nav { display: flex; gap: 12px; align-items: center; }
.playora-nav a {
  color: var(--playora-text, #eee); text-decoration: none; font: 600 13px system-ui, sans-serif;
  border: 1px solid var(--playora-border, #444); border-radius: 8px; padding: 8px 10px;
}
.playora-nav a:hover { border-color: var(--playora-accent, #55dd88); color: var(--playora-accent, #55dd88); }
@media (max-width: 620px) { .playora-nav { display: none; } }

* { box-sizing: border-box; }

/* Reguły display: flex/grid w klasach nadpisują domyślny [hidden] — bez tego
   ukryte elementy (menu, transparent wyniku, pasek wyników, nakładki plansz)
   byłyby widoczne. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(1100px 600px at 15% -10%, #172434 0%, transparent 60%),
    radial-gradient(900px 500px at 110% 10%, #152033 0%, transparent 55%),
    var(--bg);
  color: var(--ink);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 18px clamp(14px, 4vw, 32px) 6px;
}

.brand {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 650;
  letter-spacing: 0.2px;
}

.brand-accent {
  color: var(--live);
  font-weight: 750;
  text-transform: uppercase;
  font-size: 0.8em;
  letter-spacing: 0.14em;
}

.scores {
  display: flex;
  gap: 12px;
  align-items: center;
  font-variant-numeric: tabular-nums;
  font-size: 14px;
}

.score { padding: 4px 10px; border-radius: 999px; border: 1px solid var(--panel-edge); }
.score-x { color: var(--x); }
.score-o { color: var(--o); }
.score-draw { color: var(--ink-dim); }

main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 8px clamp(10px, 3vw, 28px) 24px;
}

.panel {
  width: min(680px, 100%);
  background: linear-gradient(180deg, #141c27, #10171f);
  border: 1px solid var(--panel-edge);
  border-radius: 16px;
  padding: clamp(14px, 3vw, 24px);
}

.panel-game { display: flex; flex-direction: column; gap: 14px; }

.panel-title { margin: 0 0 10px; font-size: 17px; letter-spacing: 0.02em; }

.rules { margin: 0 0 18px; padding-left: 20px; color: var(--ink-dim); }
.rules li { margin: 6px 0; }
.rules strong { color: var(--ink); }

.menu-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.btn {
  appearance: none;
  border: 1px solid var(--cell-edge);
  background: #1a2431;
  color: var(--ink);
  border-radius: var(--radius);
  padding: 11px 16px;
  font: inherit;
  font-size: 15px;
  cursor: pointer;
  transition: transform 60ms ease, background 120ms ease, border-color 120ms ease;
}
.btn:hover { background: #212f40; border-color: #3a4c63; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: #17415c; border-color: #2a6d94; }
.btn-primary:hover { background: #1c5073; }
.btn-small { padding: 8px 12px; font-size: 14px; }

.option {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 16px;
  color: var(--ink-dim);
  font-size: 14px;
  cursor: pointer;
}
.option input { margin-top: 3px; accent-color: var(--live); }

.solo-setup {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
  margin-top: 16px;
}
.solo-setup .field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1 1 220px;
  min-width: 0;
  cursor: default;
}
.solo-setup .field-label { margin: 0; }

select {
  appearance: none;
  width: 100%;
  min-width: 0;
  background-color: #0e1520;
  /* appearance:none zdejmuje rodzimą strzałkę — rysujemy własną */
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%238ea3bb' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 11px center;
  color: var(--ink);
  border: 1px solid var(--cell-edge);
  border-radius: var(--radius);
  padding: 9px 34px 9px 12px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}
select:hover { border-color: #3a4c63; }
select:focus-visible { outline: 2px solid var(--live); outline-offset: 2px; }

.net-setup { margin-top: 18px; border-top: 1px dashed var(--panel-edge); padding-top: 16px; }
.net-setup-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-start; }
.join { display: flex; flex-direction: column; gap: 8px; flex: 1; min-width: 220px; }

textarea {
  width: 100%;
  resize: vertical;
  background: #0e1520;
  color: var(--ink);
  border: 1px solid var(--cell-edge);
  border-radius: var(--radius);
  padding: 10px 12px;
  font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  word-break: break-all;
}
textarea:focus-visible, .btn:focus-visible, .option input:focus-visible {
  outline: 2px solid var(--live);
  outline-offset: 2px;
}

.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.field-label { display: block; margin: 14px 0 6px; font-size: 13px; color: var(--ink-dim); }
.hint-text { color: var(--ink-dim); font-size: 13px; }
.connection { margin: 0 0 6px; font-size: 15px; }
.connection.live { color: var(--live); }
.connection.warn { color: var(--o); }
.connection.bad { color: var(--danger); }

.statusbar { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; }
.turn { margin: 0; font-size: clamp(16px, 2.4vw, 20px); font-weight: 600; }
.turn.mark-x { color: var(--x); }
.turn.mark-o { color: var(--o); }
.hint { margin: 0; color: var(--ink-dim); font-size: 14px; }

.board-wrap { position: relative; }

.board {
  display: grid;
  /* minmax(0,1fr) zamiast 1fr — bez tego kolumny nie ściśnią się poniżej min-content */
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(6px, 1.5vw, 12px);
  width: min(100%, 68vh, 600px);
  margin: 0 auto;
  background: #0d1420;
  border: 1px solid var(--panel-edge);
  border-radius: 14px;
  padding: clamp(6px, 1.6vw, 12px);
}

.small {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 3px;
  min-width: 0;
  padding: 4px;
  border-radius: 10px;
  background: #111a25;
  border: 1px solid #22303f;
  transition: border-color 120ms ease, box-shadow 120ms ease, opacity 120ms ease;
}

.small.active {
  border-color: #3d8fb5;
  box-shadow: 0 0 0 1px #3d8fb5 inset, 0 0 14px -4px #3d8fb5;
}

.small.preview { border-color: var(--live); box-shadow: 0 0 0 1px var(--live) inset; }

.small.dead { opacity: 0.55; }
.small.won-x { border-color: var(--x); opacity: 1; }
.small.won-o { border-color: var(--o); opacity: 1; }
.small.won-draw { opacity: 0.7; }

.small.bigwin { box-shadow: 0 0 0 2px currentColor inset; }
.small.won-x.bigwin { color: var(--x); }
.small.won-o.bigwin { color: var(--o); }

.overlay-mark {
  position: absolute;
  inset: 6%;
  display: grid;
  place-items: center;
  font-size: clamp(36px, 10vw, 82px);
  font-weight: 800;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  pointer-events: none;
  background: rgba(9, 14, 20, 0.72);
  border-radius: 8px;
}
.won-x .overlay-mark { color: var(--x); }
.won-o .overlay-mark { color: var(--o); }
.won-draw .overlay-mark {
  color: var(--ink-dim);
  font-size: clamp(14px, 3.6vw, 24px);
  letter-spacing: 0.02em;
}

.cell {
  appearance: none;
  border: 1px solid transparent;
  background: var(--cell);
  color: inherit;
  border-radius: 7px;
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  padding: 0;
  min-width: 0;
  overflow: hidden;
  font: inherit;
  font-size: clamp(15px, 3.6vw, 27px);
  font-weight: 700;
  cursor: default;
}
.cell.playable { cursor: pointer; background: #1c2839; border-color: #2f4258; }
.cell.playable:hover { background: #24344a; border-color: #46728f; }
.cell.x { color: var(--x); }
.cell.o { color: var(--o); }
.cell.last { box-shadow: 0 0 0 2px #6b7f97 inset; }
.cell.win { background: #14324a; }
.won-x .cell.win { background: rgba(76, 201, 240, 0.22); color: var(--x); }
.won-o .cell.win { background: rgba(255, 183, 3, 0.2); color: var(--o); }
.cell:focus-visible { outline: 2px solid var(--live); outline-offset: 1px; }

.banner {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  padding: 12px;
  background: rgba(11, 16, 22, 0.92);
  border: 1px solid var(--panel-edge);
  border-radius: 12px;
  backdrop-filter: blur(2px);
}
.banner-text { margin: 0; font-size: clamp(16px, 2.6vw, 21px); font-weight: 650; }

.toolbar { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.mode { margin: 0; text-align: center; color: var(--ink-dim); font-size: 13px; }

.foot {
  padding: 10px clamp(14px, 4vw, 32px) 22px;
  color: #6c7f94;
  font-size: 12px;
  text-align: center;
}

@media (max-width: 520px) {
  /* szerokość planszy liczy się od kontenera (min(100%, …)) — bez stałego vw,
     bo 94w potrafi wystawać poza panel i wywołać poziome przewijanie */
  .toolbar .btn { flex: 1 1 40%; }
  .rules { padding-left: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}