:root {
  color-scheme: dark;
  --bg: #07090d;
  --bg-soft: #0a0d13;
  --panel: rgba(15, 19, 28, 0.88);
  --panel-solid: #0f131c;
  --panel-raised: #151a25;
  --line: rgba(255, 255, 255, 0.09);
  --line-bright: rgba(255, 255, 255, 0.17);
  --text: #f5f6f2;
  --muted: #8d96a7;
  --muted-2: #5f6878;
  --lime: #c9ff62;
  --lime-soft: rgba(201, 255, 98, 0.14);
  --violet: #9d8cff;
  --violet-soft: rgba(157, 140, 255, 0.17);
  --cyan: #75d8ff;
  --gold: #f0c96c;
  --red: #ff727d;
  --red-soft: rgba(255, 114, 125, 0.12);
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.42);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 17px;
  --board-size: min(62vw, calc(100dvh - 240px), 680px);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100dvh;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(117, 216, 255, 0.07), transparent 31rem),
    radial-gradient(circle at 88% 5%, rgba(157, 140, 255, 0.09), transparent 32rem),
    var(--bg);
  font-family: "Manrope", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

button,
select,
input {
  font: inherit;
}

button,
a,
select {
  -webkit-tap-highlight-color: transparent;
}

button,
a {
  color: inherit;
}

button {
  border: 0;
}

button:not(:disabled),
select:not(:disabled),
a {
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
select:focus-visible,
input:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

svg {
  display: block;
  width: 1.25em;
  height: 1.25em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.svg-library {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.games-backdrop {
  position: fixed;
  z-index: -1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.games-backdrop::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.32;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 88%);
}

.games-backdrop i {
  position: absolute;
  width: 38rem;
  height: 38rem;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.09;
  animation: drift 16s ease-in-out infinite alternate;
}

.games-backdrop i:nth-child(1) {
  top: -24rem;
  left: -11rem;
  background: var(--cyan);
}

.games-backdrop i:nth-child(2) {
  top: 18%;
  right: -26rem;
  background: var(--violet);
  animation-delay: -5s;
}

.games-backdrop i:nth-child(3) {
  bottom: -29rem;
  left: 35%;
  background: var(--lime);
  animation-delay: -9s;
}

@keyframes drift {
  to { transform: translate3d(5rem, 3rem, 0) scale(1.1); }
}

.games-loading {
  position: fixed;
  z-index: 50;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  padding: 24px;
  text-align: center;
  background: var(--bg);
}

.loading-mark {
  position: relative;
  display: grid;
  width: 76px;
  height: 76px;
  place-items: center;
  margin-bottom: 24px;
  color: var(--lime);
  border: 1px solid var(--line-bright);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
  box-shadow: 0 20px 60px rgba(0,0,0,.45), inset 0 1px rgba(255,255,255,.1);
}

.loading-mark svg {
  width: 34px;
  height: 34px;
}

.loading-mark span {
  position: absolute;
  inset: -9px;
  border: 1px solid rgba(201,255,98,.2);
  border-radius: 30px;
  animation: loading-ring 1.8s ease-out infinite;
}

@keyframes loading-ring {
  0% { transform: scale(.82); opacity: 0; }
  35% { opacity: 1; }
  100% { transform: scale(1.18); opacity: 0; }
}

.games-loading small,
.eyebrow,
.section-heading span,
.match-heading small,
.panel-status small,
.dialog-section legend,
.game-dialog header small,
.promotion-dialog small,
.confirm-game-dialog small {
  color: var(--lime);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
}

.games-loading h1 {
  margin: 11px 0 8px;
  font-family: "Unbounded", sans-serif;
  font-size: clamp(22px, 4vw, 34px);
}

.games-loading p {
  margin: 0;
  color: var(--muted);
}

.games-app {
  min-height: 100dvh;
}

.games-header {
  position: relative;
  z-index: 10;
  display: flex;
  width: min(1500px, calc(100% - 48px));
  min-height: 88px;
  align-items: center;
  justify-content: space-between;
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}

.games-brand {
  display: flex;
  align-items: center;
  gap: 13px;
  color: var(--text);
  text-decoration: none;
}

.games-brand > span:first-child {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: #0a0c10;
  border-radius: 14px;
  background: var(--lime);
  box-shadow: 0 8px 30px rgba(201,255,98,.15);
}

.games-brand > span:first-child svg {
  width: 25px;
  height: 25px;
  stroke-width: 2;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy b {
  font-family: "Unbounded", sans-serif;
  font-size: 14px;
  letter-spacing: .06em;
}

.brand-copy b em {
  color: var(--lime);
  font-style: normal;
}

.brand-copy small {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .06em;
}

.games-header nav {
  display: flex;
  align-items: center;
  gap: 9px;
}

.nav-link,
.nav-create,
.icon-action {
  display: inline-flex;
  min-height: 43px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 15px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255,255,255,.025);
  font-size: 12px;
  font-weight: 750;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
}

.nav-link:hover,
.icon-action:hover {
  color: var(--text);
  border-color: var(--line-bright);
  background: rgba(255,255,255,.055);
}

.nav-create {
  color: #0b0d10;
  border-color: var(--lime);
  background: var(--lime);
  box-shadow: 0 10px 28px rgba(201,255,98,.12);
}

.nav-create:hover,
.primary-action:hover,
.create-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(201,255,98,.18);
}

.nav-link svg,
.nav-create svg,
.icon-action svg {
  width: 17px;
  height: 17px;
}

.nav-exit {
  width: 43px;
  padding: 0;
}

main {
  width: min(1500px, calc(100% - 48px));
  margin: 0 auto;
  padding: 26px 0 70px;
}

.games-hero {
  position: relative;
  display: grid;
  min-height: 580px;
  grid-template-columns: minmax(0, 1.05fr) minmax(430px, .95fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 77% 40%, rgba(157,140,255,.12), transparent 34%),
    linear-gradient(135deg, rgba(255,255,255,.035), rgba(255,255,255,.01));
  box-shadow: inset 0 1px rgba(255,255,255,.04), var(--shadow);
}

.games-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(100deg, transparent 55%, rgba(255,255,255,.025));
}

.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  max-width: 760px;
  flex-direction: column;
  justify-content: center;
  padding: clamp(42px, 6vw, 86px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.eyebrow i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 6px var(--lime-soft), 0 0 22px var(--lime);
}

.hero-copy h1 {
  margin: 24px 0 21px;
  font-family: "Unbounded", sans-serif;
  font-size: clamp(44px, 5.2vw, 82px);
  line-height: .98;
  letter-spacing: -.055em;
}

.hero-copy h1 em {
  color: transparent;
  background: linear-gradient(100deg, var(--lime), #e9ffc0 50%, var(--cyan));
  background-clip: text;
  -webkit-background-clip: text;
  font-style: normal;
}

.hero-copy > p {
  max-width: 650px;
  margin: 0;
  color: #a8b0bf;
  font-size: 16px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 31px;
}

.primary-action {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  gap: 24px;
  padding: 0 20px 0 24px;
  color: #0b0d10;
  border-radius: 15px;
  background: var(--lime);
  font-size: 14px;
  font-weight: 850;
  transition: transform .2s ease, box-shadow .2s ease;
}

.primary-action svg {
  width: 19px;
  height: 19px;
}

.hero-actions > span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.hero-actions > span svg {
  width: 16px;
  height: 16px;
  color: var(--lime);
}

.hero-facts {
  display: flex;
  gap: 0;
  margin: 42px 0 0;
  padding: 0;
  list-style: none;
}

.hero-facts li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 27px;
  border-left: 1px solid var(--line);
}

.hero-facts li:first-child {
  padding-left: 0;
  border-left: 0;
}

.hero-facts b {
  font-family: "Unbounded", sans-serif;
  font-size: 24px;
}

.hero-facts span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  line-height: 1.35;
  text-transform: uppercase;
}

.hero-arena {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  perspective: 900px;
}

.arena-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(157,140,255,.19);
  border-radius: 50%;
  transform: translate(-48%, -48%);
  box-shadow:
    0 0 0 55px rgba(157,140,255,.025),
    0 0 0 110px rgba(157,140,255,.018),
    inset 0 0 100px rgba(157,140,255,.08);
}

.arena-glow::before,
.arena-glow::after {
  content: "";
  position: absolute;
  inset: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 18px var(--lime);
  animation: orbit 11s linear infinite;
  transform-origin: 0 0;
}

.arena-glow::after {
  background: var(--violet);
  animation-duration: 17s;
  animation-direction: reverse;
}

@keyframes orbit {
  from { transform: rotate(0deg) translateX(260px); }
  to { transform: rotate(360deg) translateX(260px); }
}

.mini-board {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: min(33vw, 460px);
  aspect-ratio: 1;
  grid-template-columns: repeat(8, 1fr);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 28px;
  background: #171c25;
  box-shadow: 0 45px 90px rgba(0,0,0,.55), inset 0 1px rgba(255,255,255,.08);
  transform: translate(-48%, -44%) rotateX(60deg) rotateZ(-24deg);
}

.mini-board i {
  background: rgba(255,255,255,.055);
}

.mini-board i:nth-child(odd) {
  background: rgba(157,140,255,.16);
}

.arena-piece {
  position: absolute;
  display: grid;
  width: 120px;
  height: 120px;
  place-items: center;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 32px;
  backdrop-filter: blur(18px);
  box-shadow: 0 28px 70px rgba(0,0,0,.45), inset 0 1px rgba(255,255,255,.1);
  animation: float-piece 5s ease-in-out infinite;
}

.arena-piece svg {
  width: 72px;
  height: 72px;
  fill: currentColor;
  stroke: rgba(6,9,13,.65);
  stroke-width: 1.6;
}

.arena-knight {
  top: 18%;
  left: 11%;
  color: #e8e4d8;
  background: linear-gradient(145deg, rgba(255,255,255,.16), rgba(255,255,255,.035));
  transform: rotate(-7deg);
}

.arena-king {
  right: 6%;
  bottom: 18%;
  color: #151a23;
  background: linear-gradient(145deg, #d9ff8e, #9edc47);
  animation-delay: -2.3s;
  transform: rotate(8deg);
}

@keyframes float-piece {
  50% { translate: 0 -13px; }
}

.arena-die {
  position: absolute;
  right: 13%;
  top: 19%;
  display: grid;
  width: 74px;
  height: 74px;
  grid-template: repeat(3, 1fr) / repeat(3, 1fr);
  padding: 17px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 22px;
  background: rgba(14,18,26,.83);
  box-shadow: 0 25px 55px rgba(0,0,0,.42);
  transform: rotate(13deg);
}

.arena-die i {
  width: 7px;
  height: 7px;
  place-self: center;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px rgba(240,201,108,.4);
}

.arena-die i:nth-child(1) { grid-area: 1/1; }
.arena-die i:nth-child(2) { grid-area: 1/3; }
.arena-die i:nth-child(3) { grid-area: 2/2; }
.arena-die i:nth-child(4) { grid-area: 3/1; }
.arena-die i:nth-child(5) { grid-area: 3/3; }

.arena-tag {
  position: absolute;
  right: 12%;
  bottom: 10%;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 13px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 100px;
  background: rgba(8,10,14,.72);
  backdrop-filter: blur(14px);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.arena-tag b {
  color: var(--lime);
}

.choose-game-section,
.recent-matches {
  margin-top: 70px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 22px;
}

.section-heading h2 {
  margin: 8px 0 0;
  font-family: "Unbounded", sans-serif;
  font-size: clamp(27px, 3vw, 40px);
  letter-spacing: -.035em;
}

.section-heading > p {
  max-width: 390px;
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
  text-align: right;
}

.game-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.game-choice {
  position: relative;
  display: grid;
  min-height: 250px;
  grid-template-columns: 128px 1fr auto;
  align-items: center;
  gap: 24px;
  overflow: hidden;
  padding: 30px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(255,255,255,.038), rgba(255,255,255,.012));
  text-align: left;
  transition: transform .25s ease, border-color .25s ease, background .25s ease, box-shadow .25s ease;
}

.game-choice:hover {
  transform: translateY(-5px);
  border-color: var(--line-bright);
  background: linear-gradient(145deg, rgba(255,255,255,.065), rgba(255,255,255,.018));
  box-shadow: 0 24px 65px rgba(0,0,0,.28);
}

.choice-number {
  position: absolute;
  top: 20px;
  right: 22px;
  color: rgba(255,255,255,.22);
  font-family: "Unbounded", sans-serif;
  font-size: 11px;
}

.choice-art {
  position: relative;
  display: grid;
  width: 120px;
  height: 150px;
  place-items: center;
  color: var(--cyan);
  border: 1px solid rgba(117,216,255,.18);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(117,216,255,.13), rgba(117,216,255,.025));
  transform: rotate(-3deg);
  transition: transform .3s ease;
}

.backgammon-choice .choice-art {
  color: var(--gold);
  border-color: rgba(240,201,108,.2);
  background: linear-gradient(145deg, rgba(240,201,108,.13), rgba(240,201,108,.025));
  transform: rotate(3deg);
}

.game-choice:hover .choice-art {
  transform: rotate(0) scale(1.04);
}

.choice-art svg {
  width: 69px;
  height: 69px;
  stroke-width: 1.4;
}

.choice-art i {
  position: absolute;
  inset: 16px;
  border: 1px solid currentColor;
  border-radius: 17px;
  opacity: .12;
}

.choice-copy {
  display: grid;
}

.choice-copy small {
  color: var(--cyan);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .14em;
}

.backgammon-choice .choice-copy small {
  color: var(--gold);
}

.choice-copy strong {
  margin-top: 8px;
  font-family: "Unbounded", sans-serif;
  font-size: clamp(24px, 2.8vw, 38px);
  letter-spacing: -.035em;
}

.choice-copy p {
  max-width: 390px;
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.choice-arrow {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: color .2s ease, background .2s ease, transform .2s ease;
}

.game-choice:hover .choice-arrow {
  color: #0a0c10;
  background: var(--lime);
  transform: translateX(3px);
}

.choice-arrow svg {
  width: 18px;
}

.count-pill {
  min-width: 42px;
  padding: 8px 12px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 100px;
  background: rgba(255,255,255,.025);
  font-size: 11px;
  text-align: center;
}

.match-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.match-card {
  position: relative;
  display: grid;
  min-height: 176px;
  align-content: space-between;
  gap: 20px;
  overflow: hidden;
  padding: 21px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.022);
  text-align: left;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.match-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-bright);
  background: rgba(255,255,255,.045);
}

.match-card::after {
  content: "";
  position: absolute;
  top: -65px;
  right: -65px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: var(--violet);
  filter: blur(60px);
  opacity: .08;
}

.match-card header,
.match-card footer {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.match-card .card-game-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--cyan);
  border-radius: 13px;
  background: rgba(117,216,255,.1);
}

.match-card.backgammon .card-game-icon {
  color: var(--gold);
  background: rgba(240,201,108,.1);
}

.card-game-icon svg {
  width: 24px;
  height: 24px;
}

.card-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.card-status i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted-2);
}

.card-status.active {
  color: var(--lime);
}

.card-status.active i {
  background: var(--lime);
  box-shadow: 0 0 10px var(--lime);
}

.match-card h3 {
  margin: 0;
  font-family: "Unbounded", sans-serif;
  font-size: 17px;
}

.match-card p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.match-card footer span {
  color: var(--muted-2);
  font-size: 10px;
}

.match-card footer b {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--text);
  font-size: 11px;
}

.match-card footer svg {
  width: 14px;
  height: 14px;
}

.match-empty {
  display: grid;
  min-height: 190px;
  grid-column: 1 / -1;
  place-items: center;
  padding: 35px;
  border: 1px dashed var(--line-bright);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.012);
  text-align: center;
}

.match-empty > span {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  color: var(--lime);
  border-radius: 17px;
  background: var(--lime-soft);
}

.match-empty svg {
  width: 26px;
  height: 26px;
}

.match-empty h3 {
  margin: 14px 0 5px;
  font-size: 15px;
}

.match-empty p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

/* Match */
.match-screen {
  min-height: calc(100dvh - 140px);
}

.match-topbar {
  display: grid;
  min-height: 72px;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  margin-bottom: 16px;
}

.back-action {
  justify-self: start;
}

.match-heading {
  text-align: center;
}

.match-heading h1 {
  margin: 3px 0 0;
  font-family: "Unbounded", sans-serif;
  font-size: 22px;
}

.match-actions {
  display: flex;
  justify-self: end;
  gap: 8px;
}

.icon-action.danger {
  color: #ff9da5;
  border-color: rgba(255,114,125,.16);
  background: var(--red-soft);
}

.match-layout {
  display: grid;
  grid-template-columns: minmax(0, var(--board-size)) minmax(310px, 370px);
  justify-content: center;
  gap: clamp(20px, 3vw, 42px);
  align-items: start;
}

.table-zone {
  min-width: 0;
}

.player-seat {
  display: grid;
  min-height: 56px;
  grid-template-columns: 42px 1fr auto;
  align-items: center;
  gap: 11px;
  padding: 7px 5px;
}

.player-avatar {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  color: var(--text);
  border: 1px solid var(--line-bright);
  border-radius: 13px;
  background: linear-gradient(145deg, rgba(255,255,255,.1), rgba(255,255,255,.025));
  font-size: 13px;
  font-weight: 850;
}

.player-seat.self .player-avatar {
  color: #0b0d10;
  border-color: var(--lime);
  background: var(--lime);
}

.player-seat div {
  display: grid;
  gap: 2px;
}

.player-seat small {
  color: var(--muted-2);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .11em;
}

.player-seat strong {
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.side-badge,
.turn-badge {
  padding: 7px 10px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 10px;
  letter-spacing: .08em;
}

.turn-badge.active {
  color: #10130d;
  border-color: var(--lime);
  background: var(--lime);
  box-shadow: 0 0 24px rgba(201,255,98,.13);
}

.board-shell {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 22px;
  background: #171b22;
  box-shadow: 0 32px 80px rgba(0,0,0,.4), 0 0 0 6px rgba(255,255,255,.018);
}

.chess-board {
  display: grid;
  width: 100%;
  height: 100%;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, minmax(0, 1fr));
}

.chess-square {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 0;
  place-items: center;
  padding: 0;
  color: #141922;
  background: #d5d7d1;
  isolation: isolate;
}

.chess-square.dark {
  background: #606b77;
}

.chess-square::before,
.chess-square::after {
  position: absolute;
  z-index: 4;
  color: rgba(12,16,22,.52);
  font-size: clamp(8px, 1vw, 11px);
  font-weight: 850;
  pointer-events: none;
}

.chess-square.dark::before,
.chess-square.dark::after {
  color: rgba(238,242,239,.65);
}

.chess-square[data-show-file="true"]::after {
  content: attr(data-file);
  right: 6px;
  bottom: 4px;
}

.chess-square[data-show-rank="true"]::before {
  content: attr(data-rank);
  top: 4px;
  left: 6px;
}

.piece-svg {
  position: relative;
  z-index: 3;
  width: 78%;
  height: 78%;
  overflow: visible;
  fill: currentColor;
  stroke: rgba(5,8,12,.72);
  stroke-width: 1.35;
  filter: drop-shadow(0 3px 2px rgba(0,0,0,.22));
  pointer-events: none;
  transition: transform .16s ease;
}

.piece-svg.white {
  color: #f5f0df;
  stroke: #28303a;
}

.piece-svg.black {
  color: #171d27;
  stroke: #070a0f;
}

.piece-svg .piece-cut,
.arena-piece .piece-cut {
  fill: none;
  stroke: currentColor;
  stroke-width: 3.2;
}

.chess-square:hover .piece-svg {
  transform: translateY(-2px) scale(1.025);
}

.chess-square.last {
  box-shadow: inset 0 0 0 999px rgba(201,255,98,.2);
}

.chess-square.selected {
  box-shadow: inset 0 0 0 5px var(--lime), inset 0 0 28px rgba(201,255,98,.25);
}

.chess-square.legal::after,
.chess-square.capture::after {
  content: "";
  z-index: 5;
  inset: 50% auto auto 50%;
  width: 20%;
  height: 20%;
  border-radius: 50%;
  background: rgba(16,22,19,.45);
  box-shadow: 0 0 0 5px rgba(201,255,98,.18);
  transform: translate(-50%, -50%);
}

.chess-square.capture::after {
  width: 76%;
  height: 76%;
  border: 5px solid rgba(201,255,98,.7);
  background: transparent;
  box-shadow: none;
}

.chess-board.locked .chess-square {
  cursor: default;
}

/* Backgammon */
.backgammon-board {
  position: relative;
  display: grid;
  width: 100%;
  height: 100%;
  grid-template: 1fr 1fr / 1fr 1fr 58px 62px;
  gap: 8px 0;
  padding: 18px;
  background:
    linear-gradient(90deg, transparent 0 49.6%, rgba(0,0,0,.17) 49.6% 50.4%, transparent 50.4%),
    linear-gradient(145deg, #9d6844, #70462f);
  box-shadow: inset 0 0 0 8px rgba(43,24,16,.4), inset 0 0 50px rgba(30,15,9,.28);
}

.bg-quadrant {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.bg-quadrant.top-left { grid-area: 1 / 1; }
.bg-quadrant.top-right { grid-area: 1 / 2; }
.bg-quadrant.bottom-left { grid-area: 2 / 1; }
.bg-quadrant.bottom-right { grid-area: 2 / 2; }

.bg-point {
  position: relative;
  min-width: 0;
  overflow: visible;
  padding: 0;
  background: transparent;
}

.bg-point::before {
  content: "";
  position: absolute;
  z-index: 0;
  left: 8%;
  width: 84%;
  height: 91%;
  background: #d9b477;
  filter: drop-shadow(0 3px 1px rgba(0,0,0,.14));
  opacity: .9;
}

.bg-point.alt::before {
  background: #49303a;
}

.bg-point.top::before {
  top: 0;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
}

.bg-point.bottom::before {
  bottom: 0;
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.bg-point.selected::before {
  background: var(--lime);
  filter: drop-shadow(0 0 8px rgba(201,255,98,.45));
}

.bg-point.legal::after {
  content: "";
  position: absolute;
  z-index: 6;
  left: 50%;
  width: 13px;
  height: 13px;
  border: 3px solid #17200e;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 5px rgba(201,255,98,.23);
  transform: translateX(-50%);
}

.bg-point.top.legal::after { bottom: 15%; }
.bg-point.bottom.legal::after { top: 15%; }

.bg-stack {
  position: absolute;
  z-index: 3;
  top: 4px;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  flex-direction: column;
  pointer-events: none;
}

.bg-point.bottom .bg-stack {
  top: auto;
  bottom: 4px;
  flex-direction: column-reverse;
}

.checker {
  position: relative;
  width: min(82%, 42px);
  aspect-ratio: 1;
  margin-bottom: -11px;
  border: 2px solid rgba(34,39,45,.78);
  border-radius: 50%;
  background:
    radial-gradient(circle at 36% 30%, rgba(255,255,255,.9) 0 5%, transparent 6%),
    linear-gradient(145deg, #f7f1df, #c6bdac);
  box-shadow: 0 5px 7px rgba(0,0,0,.23), inset 0 0 0 3px rgba(255,255,255,.22);
}

.bg-point.bottom .checker {
  margin: -11px 0 0;
}

.checker.black {
  border-color: #080b10;
  background:
    radial-gradient(circle at 36% 30%, rgba(255,255,255,.18) 0 5%, transparent 6%),
    linear-gradient(145deg, #343b48, #10151d);
  box-shadow: 0 5px 7px rgba(0,0,0,.32), inset 0 0 0 3px rgba(255,255,255,.035);
}

.bg-count {
  position: relative;
  z-index: 4;
  margin-top: 14px;
  padding: 2px 6px;
  color: #0a0c10;
  border-radius: 100px;
  background: var(--lime);
  font-size: 10px;
}

.bg-bar-rail,
.bg-off-rail {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 7px;
  min-width: 0;
  padding: 6px;
  border-radius: 9px;
  background: rgba(47,25,15,.48);
  box-shadow: inset 0 0 15px rgba(0,0,0,.2);
}

.bg-bar-rail { grid-area: 1 / 3 / 3 / 4; }
.bg-off-rail { grid-area: 1 / 4 / 3 / 5; margin-left: 6px; }

.bg-tray {
  position: relative;
  display: flex;
  min-height: 0;
  align-items: center;
  justify-content: flex-start;
  gap: 2px;
  padding: 4px;
  color: rgba(255,255,255,.55);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 7px;
  background: rgba(0,0,0,.12);
  writing-mode: vertical-rl;
}

.bg-tray small {
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .12em;
}

.bg-tray .bg-stack {
  position: relative;
  top: auto;
  right: auto;
  left: auto;
  width: 100%;
  flex: 1;
  justify-content: flex-start;
}

.bg-tray .checker {
  width: min(90%, 34px);
}

.bg-tray.legal {
  border-color: var(--lime);
  box-shadow: 0 0 0 3px rgba(201,255,98,.18);
}

.bg-tray.selected {
  background: rgba(201,255,98,.22);
}

.waiting-overlay {
  position: absolute;
  z-index: 15;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  padding: 40px;
  background: rgba(8,11,16,.89);
  backdrop-filter: blur(18px);
  text-align: center;
}

.waiting-overlay > span {
  display: grid;
  width: 62px;
  height: 62px;
  place-items: center;
  margin-bottom: 18px;
  color: var(--lime);
  border: 1px solid rgba(201,255,98,.25);
  border-radius: 20px;
  background: var(--lime-soft);
}

.waiting-overlay > span svg {
  width: 28px;
  height: 28px;
}

.waiting-overlay small {
  color: var(--lime);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .14em;
}

.waiting-overlay h2 {
  margin: 11px 0 8px;
  font-family: "Unbounded", sans-serif;
  font-size: clamp(20px, 3vw, 30px);
}

.waiting-overlay p {
  max-width: 420px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.waiting-overlay button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding: 0 18px;
  color: #0a0c10;
  border-radius: 14px;
  background: var(--lime);
  font-size: 12px;
  font-weight: 850;
}

.waiting-overlay button svg {
  width: 16px;
}

.thinking-overlay {
  position: absolute;
  z-index: 12;
  right: 14px;
  bottom: 14px;
  display: inline-flex;
  min-height: 41px;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  color: var(--text);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 100px;
  background: rgba(10,13,19,.88);
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 30px rgba(0,0,0,.3);
  font-size: 11px;
  font-weight: 750;
}

.thinking-overlay i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--violet);
  box-shadow: 0 0 0 0 rgba(157,140,255,.5);
  animation: thinking 1.2s infinite;
}

@keyframes thinking {
  60% { box-shadow: 0 0 0 8px rgba(157,140,255,0); }
}

.match-panel {
  position: sticky;
  top: 18px;
  display: flex;
  min-height: var(--board-size);
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow), inset 0 1px rgba(255,255,255,.04);
  backdrop-filter: blur(18px);
}

.panel-status {
  position: relative;
  padding: 26px 25px 24px 78px;
  border-bottom: 1px solid var(--line);
}

.status-orbit {
  position: absolute;
  top: 28px;
  left: 24px;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(201,255,98,.25);
  border-radius: 50%;
  background: var(--lime-soft);
}

.status-orbit i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 12px var(--lime);
}

.status-orbit.waiting {
  border-color: rgba(157,140,255,.25);
  background: var(--violet-soft);
}

.status-orbit.waiting i {
  background: var(--violet);
  box-shadow: 0 0 12px var(--violet);
}

.status-orbit.finished {
  border-color: var(--line);
  background: rgba(255,255,255,.05);
}

.status-orbit.finished i {
  background: var(--muted);
  box-shadow: none;
}

.panel-status strong {
  display: block;
  margin-top: 6px;
  font-family: "Unbounded", sans-serif;
  font-size: 21px;
  letter-spacing: -.025em;
}

.panel-status p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.dice-panel {
  padding: 19px 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(240,201,108,.035);
}

.dice-panel header {
  display: grid;
  gap: 3px;
}

.dice-panel header span {
  color: var(--gold);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .12em;
}

.dice-panel header small {
  color: var(--muted);
  font-size: 10px;
}

#dice-list {
  display: flex;
  gap: 8px;
  margin-top: 13px;
}

.die {
  display: grid;
  width: 43px;
  height: 43px;
  grid-template: repeat(3, 1fr) / repeat(3, 1fr);
  padding: 8px;
  border: 1px solid rgba(240,201,108,.35);
  border-radius: 12px;
  background: linear-gradient(145deg, #f4d98e, #c9a653);
  box-shadow: 0 7px 16px rgba(0,0,0,.22), inset 0 1px rgba(255,255,255,.55);
}

.die i {
  width: 5px;
  height: 5px;
  place-self: center;
  border-radius: 50%;
  background: #332814;
}

.die .p1 { grid-area: 1 / 1; }
.die .p3 { grid-area: 1 / 3; }
.die .p4 { grid-area: 2 / 1; }
.die .p5 { grid-area: 2 / 2; }
.die .p6 { grid-area: 2 / 3; }
.die .p7 { grid-area: 3 / 1; }
.die .p9 { grid-area: 3 / 3; }

.join-panel {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  padding: 19px 21px;
  border-bottom: 1px solid var(--line);
  background: var(--violet-soft);
}

.join-panel > svg {
  width: 32px;
  height: 32px;
  padding: 7px;
  color: var(--violet);
  border-radius: 10px;
  background: rgba(157,140,255,.12);
}

.join-panel small {
  color: var(--violet);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .12em;
}

.join-panel h3 {
  margin: 3px 0 2px;
  font-size: 14px;
}

.join-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 10px;
}

.join-panel button {
  min-height: 39px;
  grid-column: 1 / -1;
  color: #fff;
  border-radius: 11px;
  background: var(--violet);
  font-size: 11px;
  font-weight: 850;
}

.match-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 0;
  padding: 16px 22px;
  border-bottom: 1px solid var(--line);
}

.match-meta div + div {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.match-meta dt {
  color: var(--muted-2);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.match-meta dd {
  margin: 4px 0 0;
  color: var(--text);
  font-size: 11px;
  font-weight: 750;
}

.history-panel {
  display: flex;
  min-height: 150px;
  flex: 1;
  flex-direction: column;
  padding: 18px 22px;
}

.history-panel header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.history-panel header span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.history-panel header svg {
  width: 15px;
  height: 15px;
}

.history-panel header b {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--lime);
  font-size: 10px;
}

.history-panel header b::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 8px var(--lime);
}

#move-history {
  display: grid;
  max-height: 220px;
  gap: 5px;
  overflow: auto;
  scrollbar-width: thin;
}

.move-item {
  display: grid;
  grid-template-columns: 30px 1fr auto;
  align-items: center;
  gap: 9px;
  min-height: 36px;
  padding: 5px 9px;
  border-radius: 9px;
  background: rgba(255,255,255,.025);
  font-size: 11px;
}

.move-item b {
  color: var(--muted-2);
  font-size: 10px;
}

.move-item span {
  font-weight: 750;
}

.move-item small {
  color: var(--muted);
  font-size: 10px;
}

.history-empty {
  display: grid;
  min-height: 80px;
  place-items: center;
  color: var(--muted-2);
  border: 1px dashed var(--line);
  border-radius: 11px;
  font-size: 11px;
}

.safe-state {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: auto 17px 17px;
  padding: 12px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,.02);
}

.safe-state > svg {
  width: 27px;
  height: 27px;
  padding: 6px;
  color: var(--lime);
  border-radius: 50%;
  background: var(--lime-soft);
}

.safe-state span {
  display: grid;
  gap: 1px;
}

.safe-state b {
  color: var(--text);
  font-size: 10px;
}

.safe-state small {
  font-size: 10px;
}

/* Dialogs */
.game-dialog {
  width: min(640px, calc(100% - 30px));
  max-height: min(900px, calc(100dvh - 30px));
  margin: auto;
  padding: 0;
  overflow: auto;
  color: var(--text);
  border: 1px solid var(--line-bright);
  border-radius: 25px;
  background: #10141d;
  box-shadow: 0 40px 120px rgba(0,0,0,.68), inset 0 1px rgba(255,255,255,.05);
}

.game-dialog::backdrop {
  background: rgba(3,5,8,.76);
  backdrop-filter: blur(12px);
}

.create-game-dialog form {
  padding: 26px;
}

.game-dialog header {
  position: relative;
  display: grid;
  grid-template-columns: 52px 1fr auto;
  align-items: center;
  gap: 15px;
  margin-bottom: 27px;
}

.dialog-mark {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  color: #0a0c10;
  border-radius: 16px;
  background: var(--lime);
}

.dialog-mark svg {
  width: 26px;
  height: 26px;
}

.game-dialog header h2,
.promotion-dialog h2,
.confirm-game-dialog h2 {
  margin: 4px 0 3px;
  font-family: "Unbounded", sans-serif;
  font-size: 23px;
  letter-spacing: -.035em;
}

.game-dialog header p,
.promotion-dialog p,
.confirm-game-dialog p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
}

.dialog-close {
  align-self: start;
  width: 35px;
  height: 35px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255,255,255,.025);
  font-size: 22px;
  line-height: 1;
}

.dialog-section {
  margin: 0 0 22px;
  padding: 0;
  border: 0;
}

.dialog-section legend {
  width: 100%;
  margin-bottom: 10px;
  color: var(--muted);
}

.dialog-game-tabs,
.option-segments {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.dialog-game-tabs label,
.option-segments label {
  position: relative;
}

.dialog-game-tabs input,
.option-segments input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.dialog-game-tabs label > span,
.option-segments label > span {
  display: grid;
  min-height: 86px;
  grid-template-columns: 42px 1fr auto;
  align-items: center;
  gap: 11px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255,255,255,.022);
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.dialog-game-tabs label:hover > span,
.option-segments label:hover > span {
  transform: translateY(-2px);
  border-color: var(--line-bright);
}

.dialog-game-tabs input:checked + span,
.option-segments input:checked + span {
  border-color: rgba(201,255,98,.52);
  background: var(--lime-soft);
  box-shadow: inset 0 0 0 1px rgba(201,255,98,.08);
}

.dialog-game-tabs span > svg,
.option-segments span > svg {
  width: 40px;
  height: 40px;
  padding: 8px;
  color: var(--lime);
  border-radius: 12px;
  background: rgba(201,255,98,.08);
}

.dialog-game-tabs i,
.option-segments i {
  display: grid;
  gap: 3px;
  font-style: normal;
}

.dialog-game-tabs b,
.option-segments b {
  font-size: 12px;
}

.dialog-game-tabs small,
.option-segments small {
  color: var(--muted);
  font-size: 10px;
}

.dialog-game-tabs em {
  display: grid;
  width: 23px;
  height: 23px;
  place-items: center;
  color: transparent;
  border: 1px solid var(--line-bright);
  border-radius: 50%;
}

.dialog-game-tabs input:checked + span em {
  color: #0a0c10;
  border-color: var(--lime);
  background: var(--lime);
}

.dialog-game-tabs em svg {
  width: 13px;
  height: 13px;
  stroke-width: 2.5;
}

.option-segments label > span {
  min-height: 70px;
  grid-template-columns: 38px 1fr;
}

.option-segments span > svg {
  width: 36px;
  height: 36px;
  padding: 8px;
}

.dialog-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.select-field {
  display: grid;
  gap: 7px;
}

.select-field > span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 750;
}

.select-field select {
  width: 100%;
  min-height: 47px;
  padding: 0 13px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #171c26;
}

.create-submit {
  display: flex;
  width: 100%;
  min-height: 62px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 18px 0 20px;
  color: #0a0c10;
  border-radius: 16px;
  background: var(--lime);
  text-align: left;
  transition: transform .2s ease, box-shadow .2s ease;
}

.create-submit > span {
  display: grid;
  gap: 2px;
}

.create-submit b {
  font-size: 13px;
}

.create-submit small {
  color: rgba(10,12,16,.62);
  font-size: 10px;
}

.create-submit svg {
  width: 21px;
  height: 21px;
}

.promotion-dialog,
.confirm-game-dialog {
  width: min(470px, calc(100% - 30px));
  text-align: center;
}

.promotion-dialog > div,
.confirm-game-dialog > div {
  padding: 30px;
}

#promotion-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 23px 0 14px;
}

.promotion-option {
  display: grid;
  min-height: 78px;
  place-items: center;
  color: #f5f0df;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.025);
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.promotion-option:hover {
  transform: translateY(-3px);
  border-color: var(--lime);
  background: var(--lime-soft);
}

.promotion-option svg {
  width: 50px;
  height: 50px;
  fill: currentColor;
  stroke: #28303a;
}

.promotion-dialog > div > button,
.confirm-game-dialog footer button {
  min-height: 42px;
  padding: 0 16px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,.025);
  font-size: 11px;
  font-weight: 750;
}

.confirm-game-dialog > div > span {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  margin: 0 auto 18px;
  color: var(--red);
  border-radius: 18px;
  background: var(--red-soft);
}

.confirm-game-dialog > div > span svg {
  width: 27px;
  height: 27px;
}

.confirm-game-dialog footer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  margin-top: 23px;
}

#confirm-resign {
  color: #fff;
  border-color: var(--red);
  background: #c84b57;
}

.chess-message-overlay {
  position: fixed;
  z-index: 300;
  inset: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: clamp(22px, 6vw, 88px);
  opacity: 0;
  background:
    radial-gradient(circle at 50% 45%, rgba(201, 255, 98, .12), transparent 28rem),
    rgba(3, 5, 8, .94);
  backdrop-filter: blur(24px) saturate(.7);
  transition: opacity .24s ease;
}

.chess-message-overlay.visible {
  opacity: 1;
}

.chess-message-vignette,
.chess-message-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.chess-message-vignette {
  background:
    linear-gradient(120deg, transparent 25%, rgba(157, 140, 255, .09), transparent 70%),
    radial-gradient(circle at center, transparent 25%, rgba(0, 0, 0, .72) 100%);
  animation: chess-message-light 4s ease-in-out infinite alternate;
}

.chess-message-grid {
  opacity: .16;
  background-image:
    linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(circle at center, #000, transparent 72%);
  mask-image: radial-gradient(circle at center, #000, transparent 72%);
  transform: perspective(500px) rotateX(62deg) scale(1.45) translateY(23%);
}

.chess-message-overlay > article {
  position: relative;
  width: min(960px, 100%);
  padding: clamp(30px, 5vw, 68px);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: clamp(24px, 3vw, 42px);
  background: linear-gradient(145deg, rgba(20, 25, 35, .96), rgba(8, 11, 16, .96));
  box-shadow: 0 50px 130px rgba(0,0,0,.68), inset 0 1px rgba(255,255,255,.08);
  transform: translateY(32px) scale(.96);
  transition: transform .55s cubic-bezier(.16, 1, .3, 1);
}

.chess-message-overlay.visible > article {
  transform: translateY(0) scale(1);
}

.chess-message-mark {
  display: grid;
  width: clamp(58px, 7vw, 84px);
  height: clamp(58px, 7vw, 84px);
  place-items: center;
  margin-bottom: clamp(26px, 4vw, 48px);
  color: #0b0d11;
  border-radius: 25%;
  background: var(--lime);
  box-shadow: 0 15px 45px rgba(201,255,98,.19);
}

.chess-message-mark svg {
  width: 66%;
  height: 66%;
  fill: currentColor;
  stroke-width: 1.4;
}

.chess-message-overlay article > small {
  color: var(--lime);
  font-size: clamp(10px, 1vw, 13px);
  font-weight: 850;
  letter-spacing: .2em;
}

.chess-message-overlay article > p {
  max-width: 16em;
  margin: 18px 0 clamp(30px, 5vw, 54px);
  color: #fff;
  font-size: clamp(34px, 6.2vw, 82px);
  font-weight: 780;
  line-height: 1.03;
  letter-spacing: -.045em;
  overflow-wrap: anywhere;
}

.chess-message-overlay footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: var(--muted);
  font-size: 13px;
}

.chess-message-overlay footer b {
  color: var(--text);
}

.chess-message-overlay footer button {
  min-height: 42px;
  padding: 0 18px;
  color: var(--text);
  border: 1px solid var(--line-bright);
  border-radius: 999px;
  background: rgba(255,255,255,.055);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.chess-message-progress {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--lime), var(--cyan));
  transform-origin: left;
  animation: chess-message-progress 6.2s linear both;
}

@keyframes chess-message-light {
  to { transform: translate3d(4%, -2%, 0) scale(1.08); }
}

@keyframes chess-message-progress {
  to { transform: scaleX(0); }
}

.games-toast {
  position: fixed;
  z-index: 100;
  right: 22px;
  bottom: 22px;
  display: grid;
  max-width: min(420px, calc(100% - 44px));
  min-height: 53px;
  grid-template-columns: 30px 1fr;
  align-items: center;
  gap: 11px;
  padding: 9px 16px 9px 10px;
  color: var(--text);
  border: 1px solid var(--line-bright);
  border-radius: 15px;
  background: rgba(17,21,30,.94);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  backdrop-filter: blur(16px);
  font-size: 12px;
  font-weight: 700;
  animation: toast-in .25s ease both;
}

.games-toast > svg {
  width: 30px;
  height: 30px;
  padding: 7px;
  color: #0a0c10;
  border-radius: 50%;
  background: var(--lime);
}

.games-toast.error > svg {
  color: #fff;
  background: var(--red);
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(12px); }
}

@media (max-width: 1180px) {
  :root { --board-size: min(64vw, calc(100dvh - 230px), 620px); }
  .games-hero { grid-template-columns: 1fr 410px; }
  .hero-copy { padding: 55px; }
  .hero-copy h1 { font-size: clamp(42px, 5.2vw, 65px); }
  .hero-facts li { padding: 0 17px; }
  .game-choice { grid-template-columns: 100px 1fr auto; padding: 24px; }
  .choice-art { width: 94px; height: 132px; }
  .match-layout { grid-template-columns: minmax(0, var(--board-size)) minmax(285px, 330px); gap: 22px; }
}

@media (max-width: 920px) {
  :root { --board-size: min(100%, 720px); }
  .games-header,
  main { width: min(100% - 28px, 760px); }
  .games-header { min-height: 75px; }
  .brand-copy small,
  .nav-link span { display: none; }
  .nav-link { width: 43px; padding: 0; }
  .games-hero { min-height: auto; grid-template-columns: 1fr; }
  .hero-copy { padding: 56px 38px 38px; }
  .hero-arena { min-height: 420px; }
  .mini-board { width: 390px; }
  .game-choice-grid { grid-template-columns: 1fr; }
  .match-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .match-layout { grid-template-columns: 1fr; }
  .match-panel { position: static; min-height: 0; }
  .match-topbar { grid-template-columns: auto 1fr auto; }
  .match-heading { text-align: left; }
  .back-action span,
  .match-actions span { display: none; }
  .back-action,
  .match-actions .icon-action { width: 43px; padding: 0; }
  .match-actions { justify-self: end; }
}

@media (max-width: 620px) {
  .games-header,
  main { width: calc(100% - 20px); }
  main { padding-top: 13px; }
  .games-brand > span:first-child { width: 39px; height: 39px; border-radius: 12px; }
  .brand-copy b { font-size: 12px; }
  .nav-create { width: 42px; padding: 0; }
  .nav-create span { display: none; }
  .games-hero { border-radius: 23px; }
  .hero-copy { padding: 40px 24px 22px; }
  .hero-copy h1 { margin-top: 18px; font-size: clamp(34px, 11vw, 52px); }
  .hero-copy > p { font-size: 13px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero-facts { width: 100%; justify-content: space-between; }
  .hero-facts li { align-items: flex-start; flex-direction: column; padding: 0 12px; }
  .hero-facts b { font-size: 19px; }
  .hero-arena { min-height: 330px; }
  .mini-board { width: 300px; border-radius: 20px; }
  .arena-piece { width: 86px; height: 86px; border-radius: 24px; }
  .arena-piece svg { width: 53px; height: 53px; }
  .arena-die { width: 62px; height: 62px; padding: 14px; }
  .arena-tag { right: 6%; bottom: 6%; }
  .choose-game-section,
  .recent-matches { margin-top: 45px; }
  .section-heading { align-items: flex-start; }
  .section-heading > p { display: none; }
  .section-heading h2 { font-size: 27px; }
  .game-choice { min-height: 190px; grid-template-columns: 73px 1fr 36px; gap: 15px; padding: 18px; }
  .choice-art { width: 70px; height: 100px; border-radius: 18px; }
  .choice-art svg { width: 45px; height: 45px; }
  .choice-copy strong { font-size: 21px; }
  .choice-copy p { font-size: 11px; }
  .choice-arrow { width: 36px; height: 36px; }
  .match-list { grid-template-columns: 1fr; }
  .match-topbar { min-height: 58px; margin-bottom: 8px; }
  .match-heading h1 { font-size: 16px; }
  .match-heading small { font-size: 10px; }
  .player-seat { min-height: 51px; grid-template-columns: 36px 1fr auto; }
  .player-avatar { width: 34px; height: 34px; border-radius: 11px; }
  .player-seat strong { font-size: 11px; }
  .side-badge,
  .turn-badge { padding: 6px 8px; font-size: 10px; }
  .board-shell { border-radius: 14px; }
  .backgammon-board { grid-template-columns: 1fr 1fr 42px 42px; padding: 10px; }
  .checker { margin-bottom: -8px; }
  .bg-point.bottom .checker { margin-top: -8px; }
  .match-panel { border-radius: 18px; }
  .game-dialog header { grid-template-columns: 43px 1fr auto; }
  .dialog-mark { width: 43px; height: 43px; }
  .create-game-dialog form { padding: 20px; }
  .dialog-game-tabs,
  .option-segments,
  .dialog-row { grid-template-columns: 1fr; }
  .dialog-game-tabs label > span { min-height: 68px; }
  .games-toast { right: 10px; bottom: 10px; max-width: calc(100% - 20px); }
  .chess-message-overlay { padding: 12px; }
  .chess-message-overlay > article { padding: 30px 23px; border-radius: 24px; }
  .chess-message-overlay article > p { font-size: clamp(32px, 10vw, 48px); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}