/* ==========================================================================
   Game page
   ========================================================================== */

body.game-body {
  overflow: hidden;
  height: 100dvh;
}

.game {
  display: grid;
  grid-template-columns: 272px minmax(0, 1fr) 320px;
  gap: 14px;
  height: calc(100dvh - var(--nav-h));
  padding: 14px var(--gutter) 14px;
  align-items: stretch;
}

.game-rail {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
}

/* ---------- board -------------------------------------------------- */

.board-area {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 0;
  min-width: 0;
}

.board-host {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
}

.board-host canvas {
  display: block;
}

.board-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: grid;
  place-items: center;
  z-index: 3;
}

.board-flash {
  padding: 10px 20px;
  border-radius: var(--r-full);
  background: rgba(8, 9, 12, 0.78);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line-strong);
  font-weight: 580;
  opacity: 0;
  transition: opacity var(--dur) var(--ease), translate var(--dur) var(--ease);
  translate: 0 8px;
}
.board-flash[data-show='true'] {
  opacity: 1;
  translate: 0 0;
}

.thinking {
  position: absolute;
  top: 12px;
  left: 50%;
  translate: -50% 0;
  z-index: 4;
  display: none;
  align-items: center;
  gap: 9px;
  padding: 7px 14px;
  border-radius: var(--r-full);
  background: rgba(8, 9, 12, 0.72);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line-strong);
  font-size: 0.82rem;
  color: var(--text-dim);
}
.thinking[data-show='true'] {
  display: flex;
}

/* Touch confirm: a floating "place here" button beside the previewed point. */
.confirm-move {
  position: absolute;
  bottom: 14px;
  left: 50%;
  translate: -50% 0;
  z-index: 5;
  display: none;
  gap: 8px;
}
.confirm-move[data-show='true'] {
  display: flex;
}

/* ---------- toolbar ------------------------------------------------ */

.board-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 8px 10px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--surface-1);
  flex: 0 0 auto;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.toolbar-sep {
  width: 1px;
  align-self: stretch;
  background: var(--line);
  margin: 2px 4px;
}

.move-counter {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-faint);
  min-width: 70px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* ---------- player cards ------------------------------------------- */

.player-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--surface-1);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.player-card[data-active='true'] {
  border-color: color-mix(in srgb, var(--jade) 45%, transparent);
  background: linear-gradient(120deg, var(--jade-soft), var(--surface-1) 60%);
}

.player-name {
  font-weight: 580;
  font-size: 0.94rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.player-sub {
  font-size: 0.75rem;
  color: var(--text-faint);
  display: flex;
  align-items: center;
  gap: 6px;
}

.player-clock {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  color: var(--text-dim);
}
.player-clock[data-urgent='true'] {
  color: var(--clay);
}
.player-card[data-active='true'] .player-clock {
  color: var(--text);
}

.capture-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.74rem;
  color: var(--text-faint);
}

/* ---------- tabs ---------------------------------------------------- */

.tabs {
  display: flex;
  gap: 2px;
  padding: 3px;
  border-radius: var(--r-full);
  background: var(--surface-2);
  border: 1px solid var(--line);
  flex: 0 0 auto;
}

.tab {
  flex: 1;
  padding: 7px 8px;
  border-radius: var(--r-full);
  font-size: 0.8rem;
  font-weight: 560;
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.tab:hover {
  color: var(--text);
}
.tab[aria-selected='true'] {
  background: var(--surface-3);
  color: var(--text);
}
.tab-badge {
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: var(--r-full);
  background: var(--jade);
  color: #04150d;
  font-size: 0.66rem;
  font-weight: 700;
  display: none;
  align-items: center;
  justify-content: center;
}
.tab-badge[data-count]:not([data-count='0']) {
  display: inline-flex;
}

.tab-panel {
  display: none;
  flex-direction: column;
  min-height: 0;
  flex: 1 1 auto;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--surface-1);
  overflow: hidden;
}
.tab-panel[data-active='true'] {
  display: flex;
}

/* ---------- move list ----------------------------------------------- */

.move-list {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 8px;
  display: grid;
  grid-template-columns: 34px 1fr 1fr;
  gap: 2px 6px;
  align-content: start;
  font-size: 0.82rem;
}

.move-num {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-align: right;
  padding: 4px 2px;
  line-height: 1.4;
}

.move-cell {
  padding: 4px 8px;
  border-radius: var(--r-xs);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.move-cell:hover {
  background: var(--surface-2);
  color: var(--text);
}
.move-cell[data-current='true'] {
  background: var(--jade-soft);
  color: var(--jade);
  font-weight: 600;
}
.move-cell .cap {
  color: var(--clay);
  font-size: 0.7rem;
}

/* ---------- chat ----------------------------------------------------- */

.chat-log {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.86rem;
}

.chat-msg {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: 92%;
}
.chat-msg[data-mine='true'] {
  align-self: flex-end;
  align-items: flex-end;
}
.chat-who {
  font-size: 0.68rem;
  color: var(--text-faint);
  letter-spacing: 0.02em;
}
.chat-body {
  padding: 7px 11px;
  border-radius: var(--r-md);
  background: var(--surface-2);
  border: 1px solid var(--line);
  overflow-wrap: anywhere;
}
.chat-msg[data-mine='true'] .chat-body {
  background: var(--jade-soft);
  border-color: color-mix(in srgb, var(--jade) 28%, transparent);
}
.chat-msg[data-system='true'] {
  align-self: center;
  align-items: center;
  max-width: 100%;
}
.chat-msg[data-system='true'] .chat-body {
  background: transparent;
  border: 0;
  color: var(--text-faint);
  font-size: 0.78rem;
  padding: 2px 0;
  text-align: center;
}

.chat-input-row {
  display: flex;
  gap: 8px;
  padding: 10px;
  border-top: 1px solid var(--line);
  flex: 0 0 auto;
}

.emoji-row {
  display: flex;
  gap: 4px;
  padding: 0 10px 8px;
  flex-wrap: wrap;
}
.emoji-row button {
  width: 30px;
  height: 30px;
  border-radius: var(--r-sm);
  font-size: 1.05rem;
  line-height: 1;
  transition: background var(--dur-fast) var(--ease);
}
.emoji-row button:hover {
  background: var(--surface-2);
}

/* ---------- settings panel ------------------------------------------- */

.settings-body {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.setting-row {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.setting-row > .row {
  justify-content: space-between;
  gap: 10px;
}

/* ---------- scoring bar ---------------------------------------------- */

.score-strip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--r-md);
  border: 1px solid color-mix(in srgb, var(--sand) 32%, transparent);
  background: var(--sand-soft);
  font-size: 0.85rem;
  flex: 0 0 auto;
}

.score-bar {
  height: 8px;
  border-radius: var(--r-full);
  overflow: hidden;
  display: flex;
  background: var(--surface-3);
  border: 1px solid var(--line);
}
.score-bar-black {
  background: linear-gradient(90deg, #2b3140, #12141a);
}
.score-bar-white {
  background: linear-gradient(90deg, #dfe3ea, #a8aeba);
}

/* ---------- room / invite -------------------------------------------- */

.invite-code {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-align: center;
  color: var(--jade);
  padding: 14px;
  border-radius: var(--r-md);
  border: 1px dashed color-mix(in srgb, var(--jade) 40%, transparent);
  background: var(--jade-soft);
  user-select: all;
}

.conn-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: var(--text-faint);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1180px) {
  .game {
    grid-template-columns: minmax(0, 1fr) 300px;
    grid-template-areas: 'board right';
  }
  .board-area {
    grid-area: board;
  }
  .game-rail-right {
    grid-area: right;
  }
  /* The player cards move into a strip above the board. */
  .game-rail-left {
    display: none;
  }
  .mobile-players {
    display: flex;
  }
}

@media (min-width: 1181px) {
  .mobile-players {
    display: none;
  }
}

.mobile-players {
  gap: 8px;
  flex: 0 0 auto;
}
.mobile-players .player-card {
  flex: 1;
  padding: 9px 11px;
  min-width: 0;
}

@media (max-width: 900px) {
  body.game-body {
    overflow: auto;
    height: auto;
  }
  .game {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: 'board' 'right';
    height: auto;
    min-height: calc(100dvh - var(--nav-h));
    padding-bottom: 24px;
  }
  .board-host {
    aspect-ratio: 1;
    flex: 0 0 auto;
    min-height: 0;
  }
  .game-rail-right {
    max-height: 62vh;
  }
  .tab-panel {
    min-height: 220px;
  }
  .board-toolbar {
    position: sticky;
    bottom: 0;
    z-index: 20;
  }
}

@media (max-width: 520px) {
  .game {
    padding-inline: 10px;
  }
  /* Keep Pass, Undo and Resign readable; the analysis buttons carry an
     aria-label and can go icon-only to save a row. */
  #btn-hint .btn-label,
  #btn-estimate .btn-label {
    display: none;
  }
  .board-toolbar {
    gap: 6px;
    padding: 7px 8px;
  }
}

/* ---------- board colour picker -------------------------------------- */

.swatches {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.swatch {
  width: 28px;
  height: 28px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.swatch:hover {
  transform: translateY(-2px);
}
.swatch[data-active='true'] {
  box-shadow: 0 0 0 2px var(--jade);
}

.color-well {
  width: 44px;
  height: 40px;
  padding: 3px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-strong);
  background: var(--surface-2);
  cursor: pointer;
  flex: 0 0 auto;
}
.color-well::-webkit-color-swatch-wrapper {
  padding: 0;
}
.color-well::-webkit-color-swatch {
  border: none;
  border-radius: 5px;
}
.color-well::-moz-color-swatch {
  border: none;
  border-radius: 5px;
}

/* ---------- new game: mode picker ------------------------------------ */

.mode-picker {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

@media (max-width: 460px) {
  .mode-picker {
    grid-template-columns: 1fr;
  }
}

.mode-option {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 14px;
  text-align: left;
  border-radius: var(--r-md);
  border: 1px solid var(--line-strong);
  background: var(--surface-2);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}
.mode-option:hover {
  transform: translateY(-2px);
  background: var(--surface-3);
}
.mode-option[data-active='true'] {
  border-color: var(--jade);
  background: var(--jade-soft);
}

.mode-option-icon {
  color: var(--jade);
  font-size: 1.05rem;
  display: inline-flex;
}

.mode-option-title {
  font-weight: 620;
  font-size: 0.95rem;
}

.mode-option-blurb {
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.4;
}

.linklike {
  color: var(--jade);
  font-weight: 580;
  text-decoration: underline;
  text-underline-offset: 2px;
  padding: 0 2px;
  font-size: inherit;
}

/* ---------- guided first game ---------------------------------------- */

.coach-strip {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--r-md);
  border: 1px solid color-mix(in srgb, var(--sky) 30%, transparent);
  background: var(--sky-soft);
  flex: 0 0 auto;
}
.coach-strip[data-tone='good'] {
  border-color: color-mix(in srgb, var(--jade) 34%, transparent);
  background: var(--jade-soft);
}
.coach-strip[data-tone='warn'] {
  border-color: color-mix(in srgb, var(--clay) 34%, transparent);
  background: var(--clay-soft);
}

.coach-icon {
  color: var(--sky);
  font-size: 1.05rem;
  display: inline-flex;
  margin-top: 1px;
}
.coach-strip[data-tone='good'] .coach-icon { color: var(--jade); }
.coach-strip[data-tone='warn'] .coach-icon { color: var(--clay); }

.coach-body { flex: 1 1 auto; min-width: 0; }

.coach-headline {
  font-weight: 620;
  font-size: 0.92rem;
}

.coach-detail {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 2px;
  line-height: 1.45;
}

.coach-aside {
  color: var(--text-faint);
  font-size: 0.8rem;
}

.coach-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

@media (max-width: 620px) {
  .coach-strip { flex-wrap: wrap; }
  .coach-actions { width: 100%; justify-content: flex-end; }
}