/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #0d1117;
  --surface:     #272727;
  --surface-alt: #1c2333;
  --border:      #975b5b;
  --accent:      #975b5b;
  --accent-dim:  #7d4a4a;
  --gold:        #975b5b;
  --gold-dim:    #7d4a4a;
  --text:        #e5dfd9;
  --text-dim:    #8b949e;
  --text-light:  #b0b8c1;
  --panel-bg:    #202020;
  --black-tint:  #975b5b;
  --board-size:  min(78vh, 480px);
  --overlay:     #ff9b21;
  --text-inv:    #1a1a1a;
  --danger:      #8b0000;
  --marker-gold:       #d4be78;
  --marker-gold-bright:#e8b830;
  --marker-red:        #c48080;
  --marker-red-bright: #d44860;
  --marker-mix:        #d49460;
  --marker-mix-bright: #e07830;
}

html { background: var(--bg); }
html::after {
  content: '';
  position: fixed;
  inset: 0;
  background: var(--overlay);
  opacity: .12;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: multiply;
}
html, body {
  height: 100%;
  font-family: 'Libre Franklin', 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--text);
  overflow-x: hidden;
}
body { position: relative; }
body::before {
  content: '';
  position: fixed;
  inset: -910px;
  background: url('../Assets/UI/Background/V3 Tiles 1000x1000.png') repeat;
  background-size: 910px 910px;
  animation: bgScroll 44.9s linear infinite;
  will-change: transform;
  z-index: -2;
}
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.85);
  backdrop-filter: blur(6px) saturate(.7);
  -webkit-backdrop-filter: blur(6px) saturate(.7);
  z-index: -1;
}
@keyframes bgScroll {
  from { transform: translate(0, 0); }
  to   { transform: translate(-910px, 910px); }
}

/* ===== SCREENS ===== */
.screen {
  display: none;
  width: 100%;
  min-height: 100vh;
  justify-content: center;
  align-items: center;
  padding: 75px 20px 20px;
}
.screen.active { display: flex; }

.screen-content {
  text-align: center;
  max-width: 504px;
  width: 100%;
  background: var(--panel-bg);
  border: 2px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  box-shadow: -6px 6px 18px rgba(0,0,0,.7);
}
.screen-content h1 {
  font-size: 2.8rem;
  letter-spacing: 4px;
  color: var(--accent);
  margin-bottom: 8px;
}
.screen-content h1 small {
  display: block;
  font-size: 0.9rem;
  letter-spacing: 2px;
  color: var(--text-dim);
  font-weight: 400;
}
.screen-content p { color: var(--text-dim); margin-bottom: 20px; }

/* ===== MAIN MENU ===== */
.main-menu {
  text-align: center;
  width: 100%;
  max-width: 720px;
}
.main-menu-logo {
  width: 100%;
  max-width: 500px;
  height: auto;
  display: block;
  margin: 0 auto 4vh;
}
.main-menu-body {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: stretch;
}
.main-menu-left {
  flex: 1;
  max-width: 340px;
  background: var(--panel-bg);
  border: 2px solid var(--border);
  border-radius: 14px;
  padding: 28px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: -6px 6px 18px rgba(0,0,0,.7);
}

/* ===== MENU PANELS ===== */
.menu-panel-container {
  position: relative;
  width: 100%;
  min-height: 140px;
}
.menu-panel {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: opacity .35s ease, transform .35s ease;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.menu-panel.menu-panel-active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.menu-panel p {
  color: var(--accent);
  margin-bottom: 14px;
  font-size: .95rem;
}
.menu-panel input[type="text"] {
  width: 100%;
  max-width: 260px;
  margin-bottom: 14px;
}
.menu-panel button { margin: 4px; }

/* ===== PLAYER CARD ===== */
.player-card {
  width: 200px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-self: start;
  background: var(--accent);
  border: 2px solid var(--border);
  box-shadow: -6px 6px 18px rgba(0,0,0,.7);
  border-radius: 14px;
  overflow: hidden;
}
.player-card.hidden { display: none; }

.player-card-identity {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent);
  padding: 10px 12px;
}
.player-card-flag-icon {
  width: 28px;
  height: 28px;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--surface);
  border-radius: 50%;
}
.player-card-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  word-break: break-word;
}
.player-card-body {
  background: var(--panel-bg);
  padding: 14px 18px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.player-card-rating {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.player-card-rating-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.player-card-rating-label {
  font-size: .7rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.player-card-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 2px;
}
.player-card-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.player-card-stat-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}
.player-card-stat-label {
  font-size: .65rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.player-card-divider {
  width: 2px;
  height: 28px;
  background: var(--border);
  border-radius: 1px;
}
.player-card-winrate {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  margin-top: 2px;
}
.player-card-winrate-value {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.player-card-winrate-label {
  font-size: .65rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== LANGUAGE DROPDOWN ===== */
.navbar-lang-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.lang-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding-top: 17px;
  z-index: 110;
}
.navbar-lang-wrap:hover .lang-dropdown-menu { display: block; }
.lang-dropdown-inner {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,.5);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}
.lang-option {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: 6px;
  cursor: pointer;
  transition: background .12s;
  border: none;
  background: none;
  margin: 0;
}
.lang-option:hover:not(:disabled) { background: none; color: var(--text); transform: none; }
.lang-option.active { background: none; }
.lang-option img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border: none;
  filter: drop-shadow(0 0 1px var(--accent));
  opacity: .5;
  transform: scale(.8);
  transition: opacity .3s, transform .3s;
}
.lang-option.active img { opacity: 1; transform: scale(1); }

/* ===== INPUTS & BUTTONS ===== */
input[type="text"] {
  width: 100%;
  padding: 12px 16px;
  border-radius: 8px;
  border: 2px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 1rem;
  outline: none;
  margin-bottom: 12px;
  transition: border-color .2s;
}
input[type="text"]:focus { border-color: var(--accent); }

button {
  padding: 12px 28px;
  border-radius: 8px;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .3s, color .3s, opacity .2s, transform .1s, border-color .3s;
  background: var(--accent);
  color: var(--text);
  display: inline-block;
  margin: 6px;
}
button:hover:not(:disabled) { background: var(--text); color: var(--accent); transform: translateY(-1px); }
button:active:not(:disabled) { transform: translateY(0); }
button:disabled { opacity: .35; cursor: default; }
button.secondary { background: var(--accent-dim); border: 1px solid transparent; color: var(--text); }
button.secondary:hover:not(:disabled) { background: var(--text); color: var(--accent); border-color: transparent; }
button.btn-sm { padding: 6px 14px; font-size: .85rem; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 55px;
  background: var(--surface);
  border-bottom: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  z-index: 100;
}
.navbar-home {
  background: transparent;
  border: none;
  padding: 4px;
  margin: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  border-radius: 6px;
  transition: background .15s;
}
.navbar-home:hover:not(:disabled) { background: var(--surface-alt); color: var(--text); transform: none; }
.navbar-home img { height: 31px; width: auto; object-fit: contain; }

.navbar-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}
.navbar-ctrl-icon {
  width: 27px;
  height: 27px;
  filter: brightness(0) invert(.92) sepia(.08) saturate(.4) hue-rotate(340deg);
  transition: filter .3s;
  cursor: pointer;
  flex-shrink: 0;
}
#lang-icon { width: 23px; height: 23px; }
.navbar-theme-btn .navbar-ctrl-icon { width: 30px; height: 30px; }
#btn-nav-rules .navbar-ctrl-icon { width: 29px; height: 29px; }

.navbar-toggle-btn {
  background: var(--accent);
  border: none;
  width: 38px;
  height: 38px;
  padding: 0;
  margin: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background .3s;
}
.navbar-toggle-btn:hover:not(:disabled) { background: var(--text); color: var(--accent); transform: none; }
.navbar-toggle-btn:hover:not(:disabled) .navbar-ctrl-icon { filter: brightness(0) invert(.45) sepia(1) saturate(1.5) hue-rotate(335deg); }
.navbar-toggle-btn.off .navbar-ctrl-icon { opacity: .35; }

body.bg-off::before { animation-play-state: paused; }

/* --- Volume popover (vertical slider on hover) --- */
.navbar-volume {
  position: relative;
  display: flex;
  align-items: center;
}
.navbar-volume-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 6px;
  cursor: pointer;
  transition: background .3s;
  background: var(--accent);
}
.navbar-volume-icon:hover { background: var(--text); }
.navbar-volume-icon:hover .navbar-ctrl-icon { filter: brightness(0) invert(.45) sepia(1) saturate(1.5) hue-rotate(335deg); }

.volume-popover {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding-top: 17px;
  z-index: 110;
}
.navbar-volume:hover .volume-popover { display: flex; }
.volume-popover-inner {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 14px 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.5);
  display: flex;
  align-items: center;
  justify-content: center;
}
#volume-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 4px;
  height: 100px;
  border-radius: 2px;
  background: var(--border);
  outline: none;
  cursor: pointer;
  margin: 0;
  padding: 0;
  border: none;
  writing-mode: vertical-lr;
  direction: rtl;
}
#volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  transition: transform .1s;
}
#volume-slider::-webkit-slider-thumb:hover { transform: scale(1.25); }
#volume-slider::-moz-range-track {
  background: inherit;
  border: none;
  border-radius: 2px;
}
#volume-slider::-moz-range-progress {
  background: var(--text);
  border-radius: 2px;
}
#volume-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  cursor: pointer;
}
#volume-slider.muted { opacity: .35; }

/* --- Theme dropdown --- */
.navbar-theme-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.navbar-theme-btn {
  background: var(--accent);
  border: none;
  width: 38px;
  height: 38px;
  padding: 0;
  margin: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background .3s;
}
.navbar-theme-btn:hover:not(:disabled) { background: var(--text); color: var(--accent); transform: none; }
.navbar-theme-btn:hover:not(:disabled) .navbar-ctrl-icon { filter: brightness(0) invert(.45) sepia(1) saturate(1.5) hue-rotate(335deg); }

.theme-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding-top: 17px;
  z-index: 110;
}
.navbar-theme-wrap:hover .theme-dropdown-menu { display: block; }
.theme-dropdown-inner {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,.5);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.theme-option {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: 6px;
  cursor: pointer;
  transition: background .12s;
  border: none;
  background: none;
  margin: 0;
}
.theme-option:hover:not(:disabled) { background: none; color: var(--text); transform: none; }
.theme-option.active { background: none; }

.theme-swatch {
  width: 34px;
  height: 34px;
  border-radius: 4px;
  flex-shrink: 0;
  border: none;
  opacity: .5;
  transform: scale(.8);
  transition: opacity .3s, transform .3s;
}
.theme-option.active .theme-swatch { opacity: 1; transform: scale(1); }

.btn-icon-sm {
  background: var(--accent);
  border: 1px solid transparent;
  padding: 6px;
  border-radius: 6px;
  cursor: pointer;
  transition: background .3s, border-color .3s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 3px;
}
.btn-icon-sm:hover:not(:disabled) { background: var(--text); border-color: transparent; transform: translateY(-1px); }
.btn-icon-sm img { width: 22px; height: 22px; object-fit: contain; filter: brightness(0) invert(.92) sepia(.08) saturate(.4) hue-rotate(340deg); pointer-events: none; transition: filter .3s; }
.btn-icon-sm:hover img { filter: brightness(0) invert(.45) sepia(1) saturate(1.5) hue-rotate(335deg); }
.btn-icon-sm.hidden { display: none; }

/* ===== OVERLAY & POPUPS ===== */
.overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.65);
  z-index: 50;
  opacity: 0; pointer-events: none;
  transition: opacity .25s;
}
.overlay.visible { opacity: 1; pointer-events: auto; }

.popup {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(.92);
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 14px;
  padding: 32px 36px;
  z-index: 60;
  max-width: 480px;
  width: 90%;
  text-align: center;
  opacity: 0; pointer-events: none;
  transition: opacity .25s, transform .25s;
}
.popup.popup-wide { max-width: 560px; }
.popup.visible { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%) scale(1); }
.popup h2 { color: var(--accent); margin-bottom: 14px; font-size: 1.5rem; }
.popup p, .popup ul { color: var(--text-dim); margin-bottom: 16px; line-height: 1.6; text-align: left; }
.popup ul { padding-left: 20px; }

/* ===== NOTIFICATION ===== */
#notification {
  position: fixed;
  top: 65px; left: 50%;
  transform: translateX(-50%) translateY(-60px);
  background: var(--surface);
  border: 1px solid var(--accent);
  color: var(--text);
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 600;
  z-index: 70;
  opacity: 0;
  transition: transform .35s, opacity .35s;
  pointer-events: none;
  white-space: nowrap;
}
#notification.visible { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== LOBBY ===== */
#room-code-display {
  display: none;
  margin: 16px 0;
  padding: 16px;
  background: var(--surface-alt);
  border-radius: 10px;
}
#room-code-display.visible { display: block; }
#room-code {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 6px;
  color: var(--text);
}
.divider { color: var(--text-dim); margin: 18px 0; font-size: .85rem; }

/* ===== LOBBY OPTIONS ===== */
.lobby-options {
  margin: 16px 0 20px;
  text-align: center;
}
.lobby-option-group {
  margin-bottom: 14px;
}
.lobby-option-group label {
  display: block;
  font-size: .75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
  font-weight: 600;
}
.option-chips {
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}
.chip {
  padding: 8px 14px;
  border-radius: 6px;
  border: 2px solid var(--border);
  background: var(--surface-alt);
  color: var(--text-dim);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
  margin: 0;
}
.chip:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--text);
  background: var(--surface-alt);
  transform: none;
}
.chip.selected {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(151,91,91,.12);
}
.side-chip {
  padding: 6px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.chip-icon {
  width: 28px;
  height: 28px;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.4));
}
.random-icon {
  position: relative;
  width: 28px;
  height: 28px;
}
.random-half {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.4));
}
.random-white {
  clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
}
.random-black {
  clip-path: polygon(50% 0, 100% 0, 100% 100%, 50% 100%);
}

/* ===== TURN INDICATOR ===== */
.turn-indicator {
  display: inline-block;
  padding: 6px 20px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 1px;
}
.turn-white { background: var(--text); color: var(--text-inv); }
.turn-black { background: var(--black-tint); color: var(--text); }
.turn-gameover { background: var(--danger); color: var(--text); }

/* ===== GAME SCREEN LAYOUT ===== */
#screen-game.active {
  flex-direction: column;
  align-items: center;
}

/* ===== GAME INFO BAR (below boards) ===== */
#game-info {
  text-align: center;
  padding: 10px 0 4px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.game-controls {
  display: flex;
  gap: 4px;
  align-items: center;
}

/* ===== GAME AREA ===== */
.game-area {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
  padding: 10px;
}

.board-panel {
  text-align: center;
  background: var(--panel-bg);
  border: 2px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  box-shadow: -6px 6px 18px rgba(0,0,0,.7);
}
.board-panel.hidden { display: none; }
.board-panel h3 {
  margin-bottom: 8px;
  color: var(--text-dim);
  font-size: .95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 700;
}
.panel-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 8px;
}
.panel-header h3 { margin-bottom: 0; }

/* ===== BOARD ===== */
.board-container { position: relative; }
.board-container.inactive { pointer-events: none; }
.board-container.inactive .board { opacity: .45; }

.board-with-labels {
  display: grid;
  grid-template-columns: 1.2em var(--board-size);
  grid-template-rows: var(--board-size) 1.2em;
  gap: 0;
}
.board-rank-labels {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  font-size: .7rem;
  font-weight: 600;
  color: var(--text);
  opacity: .55;
  user-select: none;
}
.board-file-labels {
  display: flex;
  justify-content: space-around;
  align-items: center;
  font-size: .7rem;
  font-weight: 600;
  color: var(--text);
  opacity: .55;
  grid-column: 2;
  user-select: none;
}

.board {
  width: var(--board-size);
  height: var(--board-size);
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, 1fr);
  border-radius: 4px;
  box-shadow: 0 4px 24px rgba(0,0,0,.5);
  overflow: hidden;
  position: relative;
  background-size: calc(var(--board-size) / 4) calc(var(--board-size) / 4);
}


/* ===== THINKING OVERLAY ===== */
.thinking-overlay {
  display: none;
  position: absolute;
  inset: 0;
  z-index: 10;
  justify-content: center;
  align-items: center;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: .5px;
  pointer-events: none;
}
.board-container.inactive .thinking-overlay { display: flex; }
.thinking-overlay .dot { opacity: 0; }
.thinking-overlay .d1 { animation: dotPulse 1.4s .0s infinite; }
.thinking-overlay .d2 { animation: dotPulse 1.4s .25s infinite; }
.thinking-overlay .d3 { animation: dotPulse 1.4s .5s infinite; }
@keyframes dotPulse { 0%,80%,100%{opacity:0} 40%{opacity:1} }

/* ===== CELLS ===== */
.cell {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .15s;
  z-index: 2;
}
.cell:hover { background: rgba(255,255,255,.06); }


.cell.selected { background: rgba(151,91,91,.35); }
.cell.valid-target { cursor: pointer; }
.cell.valid-target:hover { background: rgba(151,91,91,.2); }

.cell.placement-valid {
  background: rgba(151,91,91,.15);
  box-shadow: inset 0 0 0 2px rgba(151,91,91,.25);
}
.cell.placement-valid:hover {
  background: rgba(151,91,91,.28);
}
.cell.placement-invalid { cursor: default; }

/* ===== CHECK GLOW ===== */
.cell.in-check {
  animation: checkPulse 1s infinite;
}
@keyframes checkPulse {
  0%, 100% { box-shadow: inset 0 0 12px 4px rgba(233,69,96,.6); }
  50%      { box-shadow: inset 0 0 20px 8px rgba(233,69,96,.9); }
}
.cell.in-check .piece-img {
  filter: drop-shadow(0 0 8px rgba(233,69,96,.85)) drop-shadow(0 0 16px rgba(233,69,96,.5));
}

/* ===== PIECE IMAGES ===== */
.piece-img {
  width: 82%;
  height: 82%;
  object-fit: contain;
  z-index: 2;
  pointer-events: none;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.7)) drop-shadow(0 0 2px rgba(0,0,0,.4));
  transition: transform .12s;
}
.cell.has-piece:hover .piece-img { transform: scale(1.08); }

/* ===== MOVE DOTS ===== */
.move-dot {
  position: absolute;
  width: 28%;
  height: 28%;
  border-radius: 50%;
  background: rgba(0,0,0,.32);
  z-index: 3;
  pointer-events: none;
}

/* ===== CAPTURE MARKERS (GOLD) ===== */
.capture-marker {
  position: absolute;
  inset: 6.5%;
  border-radius: 3px;
  z-index: 1;
  pointer-events: none;
  transition: opacity .2s;
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,.08) 3px,
    rgba(0,0,0,.08) 6px
  );
}
.capture-marker.faded {
  background-color: var(--marker-gold);
  opacity: 1;
}
.capture-marker.bright {
  background-color: var(--marker-gold-bright);
  opacity: 1;
}

/* ===== BLOCKED MARKERS (RED) ===== */
.blocked-marker {
  position: absolute;
  inset: 6.5%;
  border-radius: 3px;
  z-index: 1;
  pointer-events: none;
  transition: opacity .2s;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,.08) 3px,
    rgba(0,0,0,.08) 6px
  );
}
.blocked-marker.faded {
  background-color: var(--marker-red);
  opacity: 1;
}
.blocked-marker.bright {
  background-color: var(--marker-red-bright);
  opacity: 1;
}

/* ===== OVERLAP MARKERS (ORANGE — capture + blocked) ===== */
.overlap-marker {
  position: absolute;
  inset: 6.5%;
  border-radius: 3px;
  z-index: 1;
  pointer-events: none;
  transition: opacity .2s;
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 3px,
      rgba(0,0,0,.08) 3px,
      rgba(0,0,0,.08) 6px
    ),
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 3px,
      rgba(0,0,0,.08) 3px,
      rgba(0,0,0,.08) 6px
    );
}
.overlap-marker.faded {
  background-color: var(--marker-mix);
  opacity: 1;
}
.overlap-marker.bright {
  background-color: var(--marker-mix-bright);
  opacity: 1;
}

/* ===== TILE MARKS ===== */
.tile-mark {
  position: absolute;
  top: 10%;
  left: 10%;
  width: 80%;
  height: 80%;
  object-fit: contain;
  z-index: 4;
  pointer-events: none;
  opacity: .35;
  filter: brightness(0) drop-shadow(0 1px 3px rgba(0,0,0,.6));
}


/* ===== CUSTOM TOOLTIP ===== */
.game-tooltip {
  position: fixed;
  z-index: 200;
  background: var(--surface);
  border: 2px solid var(--border);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: .8rem;
  line-height: 1.4;
  pointer-events: none;
  opacity: 0;
  transform: translateX(-50%) translateY(-100%);
  transition: opacity .15s;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,.5);
}
.game-tooltip.visible {
  opacity: 1;
}

/* ===== PIECE TRAY ===== */
.piece-tray {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.tray-item {
  position: relative;
  width: 56px;
  height: 56px;
  background: var(--surface-alt);
  border: 2px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color .15s, opacity .15s;
}
.tray-item:hover { border-color: var(--gold); }
.tray-item.active { border-color: var(--gold); box-shadow: 0 0 8px rgba(151,91,91,.4); }
.tray-item.depleted { opacity: .25; pointer-events: none; }

.tray-img {
  width: 72%;
  height: 72%;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.4));
}

.tray-count {
  position: absolute;
  bottom: -2px;
  right: -2px;
  background: var(--accent);
  color: var(--text);
  font-size: .65rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* ===== PLACEMENT CONTROLS ===== */
.placement-controls { text-align: center; margin-top: 16px; }
#btn-start-game.hidden, #btn-ready.hidden { display: none; }

@keyframes pulse-btn {
  0%,100% { box-shadow: 0 0 0 0 rgba(233,69,96,.5); }
  50%     { box-shadow: 0 0 12px 4px rgba(233,69,96,.3); }
}
.pulse { animation: pulse-btn 1.5s infinite; }

/* ===== TALLY PANEL ===== */
.tally-panel {
  width: 180px;
  flex-shrink: 0;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
  align-self: center;
  box-shadow: -6px 6px 18px rgba(0,0,0,.7);
}
.tally-panel.hidden { display: none; }

.tally-section h4 {
  font-size: .85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.tally-white h4 { color: var(--text); }
.tally-black h4 { color: var(--black-tint); }

.tally-score {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 2px;
}
.tally-count {
  font-size: .75rem;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.tally-label {
  font-size: .7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 4px;
}
.tally-pieces {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 3px;
  min-height: 30px;
}
.tally-empty {
  font-size: .75rem;
  color: var(--text-dim);
  font-style: italic;
}
.tally-piece {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tally-piece img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.5));
}

.tally-divider {
  width: 80%;
  height: 1px;
  background: var(--border);
  margin: 12px auto;
}

/* ===== TIMER DISPLAY ===== */
.tally-timer {
  text-align: center;
  padding: 6px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.timer-time {
  font-size: 1.4rem;
  font-weight: 700;
  font-family: 'Consolas', 'Courier New', monospace;
  display: inline-block;
  transition: transform 0.3s ease, color 0.3s ease;
}
.timer-time.timer-active {
  transform: scale(1.1);
  color: var(--text);
}
.timer-time.timer-inactive {
  transform: scale(0.9);
  color: var(--text-dim);
}
.timer-colon {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-dim);
  font-family: 'Consolas', 'Courier New', monospace;
}

/* ===== EMOTE CHAT LOG ===== */
.emote-chat {
  position: fixed;
  bottom: 60px;
  right: 12px;
  width: 240px;
  max-height: 200px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 10px;
  z-index: 40;
  display: flex;
  flex-direction: column;
  box-shadow: -4px 4px 14px rgba(0,0,0,.5);
}
.emote-chat.hidden { display: none; }
.emote-chat-log {
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.emote-chat-log::-webkit-scrollbar { width: 4px; }
.emote-chat-log::-webkit-scrollbar-track { background: var(--surface); border-radius: 2px; }
.emote-chat-log::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.emote-entry {
  display: flex;
  align-items: center;
  gap: 6px;
  animation: emoteSlideIn .25s ease-out;
}
.emote-time {
  font-size: .65rem;
  color: var(--text-dim);
  flex-shrink: 0;
}
.emote-sender {
  font-size: .75rem;
  font-weight: 700;
  flex-shrink: 0;
}
.emote-sender-white { color: var(--text); }
.emote-sender-black { color: var(--black-tint); }
.emote-msg-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  flex-shrink: 0;
}
.emote-msg-name {
  font-size: .75rem;
  color: var(--text-dim);
  font-style: italic;
}
@keyframes emoteSlideIn {
  0%   { opacity: 0; transform: translateY(6px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* ===== PROMOTION PICKER ===== */
.promote-grid {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 16px;
}
.promote-option {
  width: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 10px 8px;
  background: var(--surface-alt);
  border: 2px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color .15s, transform .1s;
}
.promote-option:hover { border-color: var(--gold); transform: translateY(-2px); }
.promote-option img {
  width: 52px; height: 52px;
  object-fit: contain;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,.4));
}
.promote-label {
  font-size: .75rem;
  color: var(--text-dim);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ===== WAITING MSG ===== */
#waiting-msg {
  display: none;
  color: var(--text-dim);
  margin-top: 12px;
  font-style: italic;
}
#waiting-msg.visible { display: block; }

/* ===== GAME OVER LOG ===== */
.gameover-log {
  background: var(--surface-alt);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  max-height: 200px;
  overflow-y: auto;
  text-align: left;
  margin-bottom: 16px;
}
.gameover-log.hidden { display: none; }

.log-row {
  display: flex;
  gap: 6px;
  padding: 2px 0;
  font-size: .8rem;
  font-family: 'Consolas', 'Courier New', monospace;
}
.log-num {
  color: var(--text-dim);
  min-width: 24px;
}
.log-move {
  color: var(--text);
  min-width: 58px;
}
.gameover-log::-webkit-scrollbar { width: 5px; }
.gameover-log::-webkit-scrollbar-track { background: var(--surface); border-radius: 3px; }
.gameover-log::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ===== FEN ROW ===== */
.fen-row {
  margin-bottom: 16px;
  text-align: left;
}
.fen-row.hidden { display: none; }
.fen-row label {
  display: block;
  font-size: .8rem;
  color: var(--text-dim);
  margin-bottom: 4px;
  font-weight: 600;
}
.fen-input-wrap {
  display: flex;
  gap: 6px;
}
.fen-input-wrap input[type="text"] {
  flex: 1;
  margin-bottom: 0;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: .8rem;
  padding: 8px 10px;
}

#gameover-message { text-align: center; }
.gameover-reason {
  display: block;
  font-size: .95rem;
  margin-bottom: 12px;
}
.gameover-scores {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 8px;
}
.score-line {
  font-size: .95rem;
  padding: 6px 16px;
  border-radius: 6px;
  background: var(--surface-alt);
  border: 2px solid var(--border);
}
.score-white { color: var(--text); }
.score-black { color: var(--accent); }
.score-line strong { color: var(--text); }

/* ===== POPUP CLOSE BUTTON ===== */
.popup-close {
  position: absolute;
  top: 10px;
  right: 14px;
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 1.6rem;
  line-height: 1;
  padding: 4px 8px;
  margin: 0;
  cursor: pointer;
  transition: color .15s;
}
.popup-close:hover:not(:disabled) { color: var(--text); background: transparent; transform: none; }

/* ===== POST-GAME ACTION BAR ===== */
.postgame-bar {
  text-align: center;
  padding: 12px 0 4px;
}
.postgame-bar.hidden { display: none; }

/* ===== EMOTE GRID ===== */
.emote-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 16px;
}
.emote-option {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  background: var(--surface-alt);
  border: 2px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color .15s, transform .1s;
}
.emote-option:hover { border-color: var(--gold); transform: scale(1.08); }
.emote-option img {
  width: 42px; height: 42px;
  object-fit: contain;
}

/* ===== RADIAL MENU ===== */
.radial-menu {
  position: absolute;
  width: 0;
  height: 0;
  z-index: 25;
  pointer-events: none;
  opacity: 0;
  transition: opacity .15s;
}
.radial-menu.visible {
  opacity: 1;
  pointer-events: auto;
}
.radial-option {
  position: absolute;
  width: 38px;
  height: 38px;
  margin-left: -19px;
  margin-top: -19px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color .12s, transform .12s, background .12s;
}
.radial-option img {
  width: 22px;
  height: 22px;
  object-fit: contain;
  pointer-events: none;
  filter: brightness(0) invert(.92) sepia(.08) saturate(.4) hue-rotate(340deg);
}
.radial-option.hovered {
  border-color: var(--gold);
  background: var(--surface-alt);
  transform: scale(1.2);
}
.radial-option.hovered img {
  filter: brightness(0) invert(1) sepia(.04) brightness(.98);
}

/* ===== RULES POPUP ===== */
.popup-rules { max-width: 420px; padding: 28px 30px 24px; }
.popup-rules h2 { margin-bottom: 18px; color: var(--text); }

.rules-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}
.rules-item {
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  background: var(--panel-bg);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  min-height: 50px;
}
.rules-item strong {
  display: block;
  color: var(--text);
  font-size: .85rem;
  margin: 0;
}
.rules-item p,
.rules-item ul {
  color: var(--text-dim);
  font-size: .8rem;
  margin: 0;
  line-height: 1.4;
}
.rules-pages-wrap {
  display: grid;
}
.rules-page {
  grid-area: 1 / 1;
  visibility: hidden;
  opacity: 0;
  transition: opacity .3s;
}
.rules-page-active {
  visibility: visible;
  opacity: 1;
}

.rules-icon {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  object-fit: contain;
  filter: brightness(0) invert(.92) sepia(.08) saturate(.4) hue-rotate(340deg);
}

.rules-icon-markers {
  display: inline-block;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--marker-gold-bright) 50%, var(--marker-red-bright) 50%);
  filter: none;
  margin: 2px;
}

.rules-item .rules-list {
  list-style: disc;
  padding-left: 13px;
  margin: 2px 0 0;
  color: var(--text-dim);
  font-size: .8rem;
  line-height: 1.5;
}
.rules-list li { margin: 0; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .tally-panel { width: 160px; }
}
@media (max-width: 1050px) {
  :root { --board-size: min(70vh, 380px); }
  .game-area { gap: 16px; }
  .tally-panel { width: 140px; padding: 10px; }
}
@media (max-width: 700px) {
  :root { --board-size: min(55vh, 320px); }
  .screen-content h1 { font-size: 2rem; }
  .tray-item { width: 44px; height: 44px; }
  .tally-panel {
    width: 100%;
    order: 99;
  }
  .main-menu-body { flex-direction: column; align-items: center; }
  .main-menu-left { max-width: 100%; }
  .player-card { width: 100%; max-width: 340px; }
  .player-card-body { flex-direction: row; flex-wrap: wrap; justify-content: center; gap: 16px; padding: 12px 20px; }
  .player-card-stats { margin-top: 0; }
  .player-card-winrate { margin-top: 0; }
}