/* Xeque-Mate: estilos só deste jogo (prefixo .xadrez-; o palco tem data-game="xadrez") */

/* o palco do xadrez cresce com o conteúdo (tabuleiro quadrado + barras + lances) */
.stage[data-game='xadrez'] {
  aspect-ratio: auto;
  container-type: inline-size;
}
/* celular: tabuleiro na largura toda, sobrando altura para as barras, os lances e o placar */
.match:has(.stage[data-game='xadrez']) {
  --board-w: min(100vw, calc(100svh - 290px));
}
/* tela larga: lista de lances ao lado do tabuleiro */
@media (min-width: 761px) {
  .match:has(.stage[data-game='xadrez']) {
    --board-w: min(1000px, 96vw, max(calc(100svh - 74px), 560px));
  }
}

/* degradês das peças: svg de definições, invisível */
.xadrez-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
  pointer-events: none;
}

/* ---------- peças (SVG próprio) ---------- */
.xadrez-w {
  --xz-body: url(#xz-ivory);
  --xz-edge: #4a301b;
  --xz-trim: #e3192f;
  --xz-shine: rgba(255, 255, 255, 0.7);
}
.xadrez-b {
  --xz-body: url(#xz-onyx);
  --xz-edge: #000;
  --xz-trim: #f5c22b;
  --xz-shine: rgba(255, 255, 255, 0.16);
}
.xadrez-body {
  fill: var(--xz-body);
  stroke: var(--xz-edge);
  stroke-width: 2.6;
  stroke-linejoin: round;
}
.xadrez-trim {
  fill: var(--xz-trim);
  stroke: var(--xz-edge);
  stroke-width: 1.6;
  stroke-linejoin: round;
}
.xadrez-band {
  fill: var(--xz-trim);
}
.xadrez-cut {
  fill: none;
  stroke: var(--xz-trim);
  stroke-width: 4;
  stroke-linecap: round;
}
.xadrez-eye {
  fill: var(--xz-edge);
}
.xadrez-b .xadrez-eye {
  fill: var(--xz-trim);
}
.xadrez-shine {
  fill: var(--xz-shine);
}

/* ---------- arrumação: tabuleiro com barras; lances embaixo (de pé) ou ao lado (tela larga) ---------- */
.xadrez-root {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  width: 100%;
  user-select: none;
  -webkit-user-select: none;
}
.xadrez-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.xadrez-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 30px;
  padding: 3px 6px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dim);
  transition:
    background 0.25s,
    color 0.25s;
}
.xadrez-bar.on {
  color: var(--paper);
  background: linear-gradient(90deg, rgba(245, 194, 43, 0.14), rgba(245, 194, 43, 0) 70%);
}
.xadrez-chip {
  flex: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  box-shadow: 0 0 0 1.5px rgba(0, 0, 0, 0.6);
}
.xadrez-chip.w {
  background: radial-gradient(circle at 35% 30%, #fff, #e9dcc2 55%, #b49a6c);
  box-shadow: 0 0 0 2px var(--p1);
}
.xadrez-chip.b {
  background: radial-gradient(circle at 35% 30%, #5b534c, #1c1816 55%, #000);
  box-shadow: 0 0 0 2px var(--p2);
}
.xadrez-bar.on .xadrez-chip {
  animation: xadrez-pulse 1.4s ease-in-out infinite;
}
@keyframes xadrez-pulse {
  50% {
    transform: scale(1.25);
  }
}
.xadrez-who {
  flex: none;
  white-space: nowrap;
}
.xadrez-caps {
  display: flex;
  align-items: center;
  min-width: 0;
  overflow: hidden;
  padding-left: 4px;
}
.xadrez-cap {
  flex: none;
  width: 21px;
  height: 21px;
  margin-right: -8px;
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.6));
}
.xadrez-cap.gap {
  margin-left: 9px;
}
.xadrez-cap svg {
  width: 100%;
  height: 100%;
  display: block;
}
.xadrez-cap svg.xadrez-b {
  filter: drop-shadow(0 0 1.2px rgba(246, 240, 230, 0.85));
} /* peça preta sobre fundo escuro: contorno claro */
.xadrez-adv {
  margin-left: 12px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--gold-hi);
}

/* ---------- moldura dourada e tabuleiro ---------- */
.xadrez-frame {
  position: relative;
  padding: 2.3%;
  border-radius: 12px;
  background: linear-gradient(145deg, #fff0b8 0%, #f5c22b 18%, #a8740a 46%, #f5c22b 68%, #ffe27a 82%, #8a5b00 100%);
  box-shadow:
    0 0 0 1px #2a1c00,
    0 18px 36px -12px rgba(0, 0, 0, 0.85),
    inset 0 1px 0 rgba(255, 255, 255, 0.65),
    inset 0 -2px 0 rgba(0, 0, 0, 0.35);
}
.xadrez-board {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, 1fr);
  border-radius: 3px;
  overflow: hidden;
  box-shadow:
    0 0 0 2px #2a1c00,
    0 0 0 3px rgba(255, 236, 170, 0.35);
}
.xadrez-live .xadrez-board {
  touch-action: none;
} /* arrastar a peça não rola a página */
.xadrez-sq {
  position: relative;
  min-width: 0;
  min-height: 0;
}
.xadrez-sq.l {
  background: linear-gradient(135deg, #f8efdc, #eadbbd);
}
.xadrez-sq.d {
  background: linear-gradient(135deg, #47331f, #2a1c12);
}
.xadrez-sq::before,
.xadrez-sq::after {
  content: '';
  position: absolute;
  pointer-events: none;
}
.xadrez-sq::before {
  inset: 0;
}

/* coordenadas discretas */
.xadrez-cf,
.xadrez-cr {
  position: absolute;
  z-index: 1;
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(8px, 1.9cqi, 12px);
  line-height: 1;
  pointer-events: none;
}
.xadrez-cf {
  right: 6%;
  bottom: 5%;
}
.xadrez-cr {
  left: 6%;
  top: 6%;
}
.xadrez-sq.l > span {
  color: rgba(90, 60, 30, 0.72);
}
.xadrez-sq.d > span {
  color: rgba(236, 218, 184, 0.55);
}

/* último lance, peça escolhida, rei em xeque */
.xadrez-sq.last::before {
  background: rgba(245, 194, 43, 0.36);
}
.xadrez-sq.d.last::before {
  background: rgba(245, 194, 43, 0.3);
}
.xadrez-sq.sel::before {
  background: rgba(245, 194, 43, 0.55);
  box-shadow: inset 0 0 0 3px rgba(255, 226, 122, 0.95);
}
.xadrez-sq.chk::before {
  background: radial-gradient(
    circle,
    #ff5b69 0%,
    rgba(227, 25, 47, 0.92) 32%,
    rgba(227, 25, 47, 0.35) 58%,
    rgba(227, 25, 47, 0) 74%
  );
  animation: xadrez-check 1.2s ease-in-out infinite;
}
@keyframes xadrez-check {
  50% {
    opacity: 0.65;
  }
}

/* destinos legais: bolinha (casa vazia) e anel (captura) */
.xadrez-sq.dot::after {
  left: 50%;
  top: 50%;
  width: 30%;
  height: 30%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: rgba(40, 24, 10, 0.4);
  z-index: 3;
}
.xadrez-sq.d.dot::after {
  background: rgba(245, 194, 43, 0.55);
}
.xadrez-sq.cap::after {
  inset: 4%;
  border-radius: 50%;
  border: max(3px, 0.75cqi) solid rgba(40, 24, 10, 0.45);
  z-index: 3;
}
.xadrez-sq.d.cap::after {
  border-color: rgba(245, 194, 43, 0.65);
}
.xadrez-sq.hov::before {
  background: rgba(255, 226, 122, 0.45);
  box-shadow: inset 0 0 0 3px #ffe27a;
}
.xadrez-mine .xadrez-sq.own,
.xadrez-mine .xadrez-sq.dot,
.xadrez-mine .xadrez-sq.cap {
  cursor: pointer;
}
.xadrez-mine .xadrez-sq.own {
  cursor: grab;
}
@media (hover: hover) {
  .xadrez-mine .xadrez-sq.dot:hover::after {
    width: 40%;
    height: 40%;
  }
  .xadrez-mine .xadrez-sq.cap:hover::after {
    inset: 0;
    border-radius: 0;
    border-width: max(4px, 1cqi);
  }
}

/* peças por cima das casas (deslizam com transição) */
.xadrez-pieces {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}
.xadrez-pc {
  position: absolute;
  left: 0;
  top: 0;
  width: 12.5%;
  height: 12.5%;
  transition:
    transform 0.24s var(--ease-out),
    opacity 0.22s;
  will-change: transform;
}
.xadrez-pc svg {
  display: block;
  width: 100%;
  height: 100%;
  padding: 3%;
  transition: transform 0.18s var(--ease-back);
  filter: drop-shadow(0 2px 1.5px rgba(0, 0, 0, 0.55));
}
.xadrez-pc.moving {
  z-index: 3;
}
.xadrez-pc.drag {
  z-index: 6;
  transition: none;
}
.xadrez-pc.drag svg {
  transform: scale(1.18) translateY(-6%);
  filter: drop-shadow(0 8px 6px rgba(0, 0, 0, 0.55));
}
.xadrez-pc.snap {
  transition: none;
}
.xadrez-pc.gone {
  opacity: 0;
}
.xadrez-pc.gone svg {
  transform: scale(0.6);
}
.xadrez-pc.promoted svg {
  animation: xadrez-promo-pop 0.45s var(--ease-back);
}
@keyframes xadrez-promo-pop {
  0% {
    transform: scale(0.5);
  }
  60% {
    transform: scale(1.2);
  }
}

/* janelinha de promoção */
.xadrez-promo {
  position: absolute;
  inset: 0;
  z-index: 8;
}
.xadrez-promo[hidden] {
  display: none;
}
.xadrez-promo-veil {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  padding: 0;
  background: rgba(8, 6, 4, 0.55);
  cursor: default;
}
.xadrez-promo-opt {
  position: absolute;
  left: 0;
  top: 0;
  width: 12.5%;
  height: 12.5%;
  padding: 0;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  background: radial-gradient(circle at 50% 40%, #fffaf0, #eadbbd 62%, #c9ad7c);
  box-shadow:
    0 0 0 2px var(--gold),
    0 6px 14px rgba(0, 0, 0, 0.6);
  animation: xadrez-opt-in 0.22s var(--ease-back) both;
}
.xadrez-promo-opt:nth-child(3) {
  animation-delay: 0.04s;
}
.xadrez-promo-opt:nth-child(4) {
  animation-delay: 0.08s;
}
.xadrez-promo-opt:nth-child(5) {
  animation-delay: 0.12s;
}
.xadrez-promo-opt svg {
  width: 100%;
  height: 100%;
  display: block;
  padding: 7%;
  transition: transform 0.15s var(--ease-back);
}
.xadrez-promo-opt:hover svg,
.xadrez-promo-opt:focus-visible svg {
  transform: scale(1.14);
}
.xadrez-promo-opt:focus-visible {
  outline: 3px solid var(--gold-hi);
  outline-offset: 2px;
}
@keyframes xadrez-opt-in {
  from {
    opacity: 0;
    scale: 0.6;
  }
}

/* carimbo do fim e o "Xeque!" que pisca */
.xadrez-stamp {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 9;
  padding: 0.08em 0.4em 0.02em;
  pointer-events: none;
  white-space: nowrap;
  font-family: var(--display);
  font-size: clamp(30px, 10cqi, 76px);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--paper);
  background: linear-gradient(180deg, #ff4152, var(--p1) 55%, var(--p1-deep));
  box-shadow:
    0 0 0 3px var(--gold),
    0 18px 40px rgba(0, 0, 0, 0.7);
  text-shadow: 0 3px 0 rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: translate(-50%, -50%) rotate(-8deg) scale(1.6);
  transition:
    opacity 0.25s,
    transform 0.5s var(--ease-back);
}
.xadrez-stamp.on {
  opacity: 1;
  transform: translate(-50%, -50%) rotate(-8deg) scale(1);
}
.xadrez-stamp.draw {
  color: #241600;
  background: linear-gradient(180deg, var(--gold-hi), var(--gold) 55%, var(--gold-mid));
  box-shadow:
    0 0 0 3px #241600,
    0 18px 40px rgba(0, 0, 0, 0.7);
  text-shadow: none;
}
.xadrez-pop {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 9;
  pointer-events: none;
  padding: 0.1em 0.45em 0.04em;
  border-radius: 6px;
  font-family: var(--display);
  font-size: clamp(22px, 6.5cqi, 44px);
  text-transform: uppercase;
  color: var(--paper);
  background: rgba(227, 25, 47, 0.92);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.7);
}
.xadrez-pop.on {
  animation: xadrez-pop 1.1s var(--ease-out) forwards;
}
@keyframes xadrez-pop {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.6);
  }
  18% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
  }
  30% {
    transform: translate(-50%, -50%) scale(1);
  }
  75% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -62%) scale(1);
  }
}

/* ---------- lista de lances: faixa que rola na horizontal (de pé) ---------- */
.xadrez-side {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.xadrez-side-head,
.xadrez-status,
.xadrez-fifty {
  display: none;
}
.xadrez-moves {
  display: flex;
  flex-wrap: nowrap;
  gap: 2px 10px;
  margin: 0;
  padding: 7px 10px;
  list-style: none;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  border-radius: 10px;
  background: rgba(14, 12, 11, 0.62);
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  scroll-behavior: smooth;
}
.xadrez-moves::-webkit-scrollbar {
  display: none;
}
.xadrez-moves li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  flex: none;
}
.xadrez-moves .n {
  color: var(--dim);
  font-weight: 600;
}
.xadrez-moves .mv {
  color: var(--paper);
  padding: 1px 4px;
  border-radius: 4px;
}
.xadrez-moves .mv.now {
  color: #241600;
  background: linear-gradient(180deg, var(--gold-hi), var(--gold));
}
.xadrez-moves .xadrez-empty {
  color: var(--dim);
  font-family: var(--font);
  font-weight: 700;
}

/* ---------- tela larga: lances numa coluna ao lado ---------- */
@container (min-width: 560px) {
  .xadrez-root {
    grid-template-columns: minmax(0, 1fr) 200px;
    gap: 14px;
    align-items: stretch;
  }
  .xadrez-side {
    position: relative;
    padding: 10px 8px 10px;
    border-radius: 14px;
    background: rgba(14, 12, 11, 0.62);
    border: 1px solid var(--line);
  }
  .xadrez-side-head {
    display: block;
    margin: 0 4px 2px;
    font-family: var(--display);
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--gold);
  }
  .xadrez-moves {
    flex: 1 1 0;
    min-height: 0;
    display: block;
    padding: 0;
    overflow-x: hidden;
    overflow-y: auto;
    background: none;
    border: 0;
    border-radius: 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(245, 194, 43, 0.4) transparent;
  }
  .xadrez-moves li {
    display: grid;
    grid-template-columns: 2.6em 1fr 1fr;
    gap: 2px;
    padding: 3px 4px;
    border-radius: 6px;
  }
  .xadrez-moves li:nth-child(odd) {
    background: rgba(255, 255, 255, 0.035);
  }
  .xadrez-moves .mv {
    justify-self: start;
  }
  .xadrez-status {
    display: block;
    margin: 0;
    padding: 8px 6px 0;
    border-top: 1px solid var(--line);
    font-size: 13px;
    font-weight: 800;
    color: var(--muted);
  }
  .xadrez-status.chk {
    color: #ff8a96;
  }
  .xadrez-fifty {
    display: block;
    margin: 0;
    padding: 2px 6px 0;
    font-size: 11px;
    color: var(--dim);
  }
  .xadrez-fifty:empty {
    display: none;
  }
}
@container (min-width: 840px) {
  .xadrez-root {
    grid-template-columns: minmax(0, 1fr) 236px;
  }
  .xadrez-moves {
    font-size: 14px;
  }
}

/* ---------- pôster do catálogo ---------- */
.poster-art:has(.xadrez-poster) {
  background: radial-gradient(ellipse at 50% 30%, #4a2f12, #1a1109 58%, #0b0805);
}
.xadrez-poster {
  position: absolute;
  inset: 0;
}
.xadrez-poster-glow {
  position: absolute;
  left: 50%;
  top: 34%;
  width: 86cqi;
  height: 56cqi;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(245, 194, 43, 0.34), rgba(245, 194, 43, 0));
}
.xadrez-poster-board {
  position: absolute;
  left: 50%;
  top: 46%;
  width: 62cqi;
  aspect-ratio: 1;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  transform: translate(-50%, -50%) perspective(80cqi) rotateX(52deg);
  border: 2.2cqi solid #c9900e;
  border-radius: 1.2cqi;
  box-shadow:
    0 0 0 0.5cqi #ffe27a,
    0 4cqi 6cqi rgba(0, 0, 0, 0.7);
}
.xadrez-poster-board i.l {
  background: linear-gradient(135deg, #f8efdc, #e2cfa8);
}
.xadrez-poster-board i.d {
  background: linear-gradient(135deg, #47331f, #22170e);
}
.xadrez-poster-pc {
  position: absolute;
  display: block;
  aspect-ratio: 1;
  filter: drop-shadow(0 1.6cqi 1.2cqi rgba(0, 0, 0, 0.75));
}
.xadrez-poster-pc svg {
  display: block;
  width: 100%;
  height: 100%;
}
.xadrez-poster-pc.king {
  left: 25%;
  top: 15%;
  width: 36cqi;
}
.xadrez-poster-pc.q {
  left: 59%;
  top: 20%;
  width: 19cqi;
}
.xadrez-poster-pc.p1 {
  left: 48%;
  top: 25%;
  width: 10cqi;
}
.xadrez-poster-pc.p2 {
  left: 12%;
  top: 43%;
  width: 14cqi;
}
.xadrez-poster-pc.fallen {
  left: 51%;
  top: 39%;
  width: 26cqi;
  transform: rotate(78deg);
}
/* celular: o cartaz fica deitado, a arte sobe e encolhe para caber acima do título */
@media (max-width: 520px) {
  .xadrez-poster-glow {
    top: 28%;
  }
  .xadrez-poster-board {
    top: 40%;
    width: 48cqi;
  }
  .xadrez-poster-pc.king {
    left: 30%;
    top: 5%;
    width: 26cqi;
  }
  .xadrez-poster-pc.q {
    left: 56%;
    top: 10%;
    width: 14cqi;
  }
  .xadrez-poster-pc.p1 {
    left: 48%;
    top: 14%;
    width: 8cqi;
  }
  .xadrez-poster-pc.p2 {
    left: 21%;
    top: 34%;
    width: 10cqi;
  }
  .xadrez-poster-pc.fallen {
    left: 52%;
    top: 31%;
    width: 18cqi;
  }
}