:root {
  color-scheme: dark;
  --app-max: 480px;
  --bg: #10141f;
  --bg-card: #192234;
  --bg-elevated: #243149;
  --border: rgba(255, 255, 255, 0.1);
  --text: #f4f7fb;
  --muted: #a6b5ca;
  --accent: #2388ff;
  --accent-dim: #1769cf;
  --danger: #ff6577;
  --uno-red: #e83b3f;
  --uno-yellow: #f3c537;
  --uno-green: #30a95a;
  --uno-blue: #2674df;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 90% 45% at 50% -15%, rgba(238, 59, 63, 0.16), transparent 60%),
    radial-gradient(ellipse 70% 45% at 100% 20%, rgba(38, 116, 223, 0.13), transparent 58%),
    var(--bg);
  color: var(--text);
}

body.play-active {
  --app-max: 72rem;
}

.app {
  max-width: var(--app-max);
  min-height: 100dvh;
  margin: 0 auto;
  padding: 1rem 1rem 2.5rem;
}

.brand {
  display: grid;
  justify-items: center;
  gap: 0.3rem;
  padding: 0.9rem 0 0.7rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 4.25rem;
  height: 2.45rem;
  border-radius: 50%;
  background:
    linear-gradient(135deg, var(--uno-red), #b41220 52%, #111827 53%),
    var(--uno-red);
  border: 3px solid #f3c537;
  color: #fff;
  font-size: 1.2rem;
  font-weight: 900;
  transform: rotate(-12deg);
  box-shadow: 0 0.65rem 1.6rem rgba(0, 0, 0, 0.45);
}

.brand h1 {
  margin: 0;
  color: #f3c537;
  font-size: 2.35rem;
  letter-spacing: 0;
}

.conn-status,
.hint,
label,
p {
  color: var(--muted);
}

.hidden {
  display: none !important;
}

.card {
  margin-bottom: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(25, 34, 52, 0.94);
  box-shadow: 0 0.65rem 1.6rem rgba(0, 0, 0, 0.16);
}

.card h2 {
  margin: 0 0 0.85rem;
  font-size: 1.08rem;
}

.field {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.85rem;
}

.field label,
.eyebrow {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  min-height: 2.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-elevated);
  color: var(--text);
  padding: 0.6rem 0.7rem;
}

button {
  min-height: 2.75rem;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 800;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.btn-primary {
  width: 100%;
  background: linear-gradient(160deg, var(--accent), var(--accent-dim));
  color: #fff;
}

.btn-secondary,
.btn-ghost-sm {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
}

.stack {
  display: grid;
  gap: 0.65rem;
}

.divider {
  margin: 0;
  text-align: center;
  font-size: 0.82rem;
  text-transform: uppercase;
}

.home-host-actions {
  margin: 1rem 0;
}

.color-swatches,
.color-choice-row {
  display: flex;
  gap: 0.35rem;
}

.color-swatch,
.color-choice {
  width: 2rem;
  height: 2rem;
  min-height: 0;
  border: 2px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
}

.color-swatch.is-selected,
.color-choice:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
}

.room-code-box {
  margin-bottom: 1rem;
  padding: 1rem;
  border-radius: 8px;
  background: var(--bg-elevated);
  text-align: center;
}

.room-code-box .code {
  margin: 0.2rem 0;
  color: #f3c537;
  font-size: 2.25rem;
  font-weight: 900;
  letter-spacing: 0.22em;
}

.lobby-actions {
  margin-bottom: 1rem;
}

.lobby-btn-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.player-list {
  display: grid;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.player-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  background: var(--bg-elevated);
}

.public-room-list {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.public-room {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  min-height: 3.25rem;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  padding: 0.65rem 0.75rem;
  text-align: left;
}

.public-room span {
  color: var(--muted);
  font-size: 0.85rem;
}

.avatar {
  display: inline-grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  color: #0e1420;
  font-size: 0.7rem;
  font-weight: 900;
}

.badge {
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted);
  padding: 0.16rem 0.45rem;
  font-size: 0.72rem;
  font-weight: 800;
}

.game-status {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.game-status > div {
  min-height: 4rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(25, 34, 52, 0.94);
}

.game-status strong {
  display: block;
  margin-top: 0.25rem;
  font-size: 1rem;
}

.uno-table {
  display: grid;
  grid-template-columns: minmax(14rem, 18rem) minmax(0, 1fr);
  grid-template-areas:
    "opponents center"
    "actions hand";
  gap: 1rem;
  align-items: start;
}

.opponents {
  grid-area: opponents;
  display: grid;
  gap: 0.6rem;
}

.opponent {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.55rem;
  min-height: 4.2rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(25, 34, 52, 0.94);
}

.opponent-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 900;
}

.card-count {
  color: var(--muted);
  font-size: 0.85rem;
}

.table-center {
  grid-area: center;
  display: grid;
  grid-template-columns: minmax(8rem, 11rem) minmax(8rem, 11rem);
  justify-content: center;
  gap: 1rem;
  min-height: 13rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background:
    radial-gradient(circle at center, rgba(48, 169, 90, 0.26), transparent 64%),
    rgba(15, 29, 26, 0.94);
}

.draw-pile,
.discard-wrap {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 0.55rem;
}

.draw-pile {
  min-height: 11rem;
  border: 3px solid #f3c537;
  border-radius: 14px;
  background: linear-gradient(145deg, #10141f, #202a3f);
  color: #fff;
}

.draw-pile strong {
  display: block;
  font-size: 2rem;
}

.uno-card {
  display: grid;
  place-items: center;
  width: clamp(4.25rem, 18vw, 6rem);
  aspect-ratio: 2.25 / 3.25;
  border: 4px solid #f8f8f8;
  border-radius: 12px;
  color: #fff;
  font-size: 1.35rem;
  font-weight: 900;
  text-transform: uppercase;
  box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.32);
}

.uno-card.red {
  background: var(--uno-red);
}

.uno-card.yellow {
  background: var(--uno-yellow);
  color: #172033;
}

.uno-card.green {
  background: var(--uno-green);
}

.uno-card.blue {
  background: var(--uno-blue);
}

.uno-card.wild {
  background:
    linear-gradient(135deg, var(--uno-red) 0 25%, var(--uno-yellow) 25% 50%, var(--uno-green) 50% 75%, var(--uno-blue) 75%),
    #111827;
}

.uno-card.is-playable {
  cursor: pointer;
}

.uno-card.is-playable:focus-visible,
.uno-card.is-playable:hover {
  outline: 3px solid #fff;
  outline-offset: 2px;
}

.uno-card.is-illegal {
  opacity: 0.48;
}

.action-panel {
  grid-area: actions;
  display: grid;
  gap: 0.55rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(25, 34, 52, 0.94);
}

.action-panel .hint {
  margin: 0.15rem 0 0;
  font-size: 0.86rem;
  line-height: 1.45;
}

.hand-panel {
  grid-area: hand;
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(25, 34, 52, 0.94);
}

.hand-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.hand-head h2 {
  margin: 0;
  font-size: 1rem;
}

.hand-head span {
  color: var(--muted);
  font-size: 0.84rem;
}

.hand {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(4.35rem, 1fr));
  gap: 0.55rem;
}

.hand .uno-card {
  width: 100%;
  min-width: 0;
  font-size: 1.05rem;
}

.action-log-card {
  margin-top: 1rem;
}

.uno-room-chat {
  display: grid;
  gap: 0.65rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.uno-room-chat h2 {
  margin: 0;
  font-size: 1rem;
}

.chat-log {
  display: grid;
  gap: 0.35rem;
  max-height: 9rem;
  overflow: auto;
}

.chat-message {
  min-width: 0;
  border-radius: 8px;
  background: var(--bg-elevated);
  padding: 0.45rem 0.6rem;
  overflow-wrap: anywhere;
}

.chat-message strong {
  color: #f3c537;
}

.chat-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 5.5rem;
  gap: 0.5rem;
}

.chat-form button {
  width: auto;
}

.play-chat {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(25, 34, 52, 0.94);
  padding: 1rem;
}

#action-log {
  min-height: 4rem;
  margin: 0;
  white-space: pre-wrap;
  color: var(--muted);
  font-size: 0.86rem;
}

.color-dialog {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(7, 10, 15, 0.72);
}

.color-dialog-card {
  width: min(22rem, 100%);
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
}

.color-dialog-card h2 {
  margin: 0 0 1rem;
}

.color-choice-row {
  margin-bottom: 1rem;
}

.red-bg {
  background: var(--uno-red);
}

.yellow-bg {
  background: var(--uno-yellow);
}

.green-bg {
  background: var(--uno-green);
}

.blue-bg {
  background: var(--uno-blue);
}

@media (max-width: 760px) {
  .game-status,
  .uno-table {
    grid-template-columns: 1fr;
  }

  .uno-table {
    grid-template-areas:
      "opponents"
      "center"
      "actions"
      "hand";
  }

  .table-center {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    min-height: 11rem;
  }

  .draw-pile {
    min-height: 9rem;
  }

  .hand {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}