* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: background 0.5s, color 0.3s;
}

#game-container {
  width: 100vw;
  height: 100vh;
  position: relative;
  background: var(--bg-table);
  background-image: var(--bg-image, none);
  background-size: cover;
  overflow: hidden;
}

/* ===== Header ===== */
#header {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 100;
  background: var(--bg-overlay);
  backdrop-filter: blur(8px);
}

#header h1 {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

#header-right {
  display: flex;
  gap: 12px;
  align-items: center;
}

.header-btn {
  background: var(--btn-bg);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.header-btn:hover { background: var(--btn-hover); transform: scale(1.03); }

/* ===== Score display ===== */
#score-display {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.05em;
}

/* ===== Turn Banner ===== */
#turn-banner {
  position: absolute;
  top: 56px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 150;
  padding: 6px 24px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--accent);
  border-radius: 20px;
  box-shadow: 0 2px 12px var(--accent-glow);
  pointer-events: none;
  transition: opacity 0.3s;
}
#turn-banner.hidden { display: none; }

/* ===== Toast Notifications ===== */
#toast-container {
  position: absolute;
  top: 56px;
  right: 16px;
  z-index: 600;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  color: #fff;
  background: rgba(51, 65, 85, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.25s, transform 0.25s;
}
.toast.show { opacity: 1; transform: translateX(0); }
.toast-chop  { background: var(--chop-color, rgba(239, 68, 68, 0.85)); color: #fff; }
.toast-knock { background: var(--knock-color, rgba(245, 158, 11, 0.85)); color: #fff; }
.toast-warn  { background: rgba(234, 179, 8, 0.85); color: #1c1917; }

/* ===== Player Panels ===== */
.player-panel {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  border-radius: 10px;
  background: var(--panel-bg);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  z-index: 50;
  transition: box-shadow 0.3s, border-color 0.3s;
  min-width: 90px;
}
.player-panel.active {
  border-color: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
}

.player-name {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-primary);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100px;
}

.player-card-count {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.player-score-display {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
}

.knock-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 8px;
  background: var(--knock-color, #f59e0b);
  color: #fff;
  letter-spacing: 0.05em;
}
.knock-badge.hidden { display: none; }

.active-indicator {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.3s;
}
.player-panel.active .active-indicator { opacity: 1; }

/* Panel positions — dynamic based on player count */
/* 2 players: bottom + top */
#panel-bottom {
  bottom: 230px;
  left: 50%;
  transform: translateX(-50%);
}
#panel-top {
  top: 56px;
  left: 50%;
  transform: translateX(-50%);
}
/* 3-4 players add left/right */
#panel-left {
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
}
#panel-right {
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
}

/* ===== Opponent hands (face-down) ===== */
.opp-hand {
  position: absolute;
  display: flex;
  z-index: 20;
}
#opp-hand-top {
  top: 130px;
  left: 50%;
  transform: translateX(-50%);
}
#opp-hand-left {
  left: 108px;
  top: 50%;
  transform: translateY(-50%) rotate(90deg);
}
#opp-hand-right {
  right: 108px;
  top: 50%;
  transform: translateY(-50%) rotate(-90deg);
}

/* ===== Table Center: Stock + Discard ===== */
#table-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 40px;
  z-index: 30;
}

#stock-pile {
  position: relative;
  width: 80px;
  height: 112px;
}
#stock-count {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.65rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

#discard-pile {
  position: relative;
  width: 80px;
  height: 112px;
  display: flex;
  align-items: center;
  justify-content: center;
}
#discard-label {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.65rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ===== My Hand ===== */
#my-hand {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  height: 160px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 60;
}

/* ===== Action Buttons Area ===== */
#action-area {
  position: absolute;
  bottom: 188px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 70;
  display: flex;
  gap: 10px;
}
#action-area.hidden { display: none; }

.action-btn {
  padding: 10px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: all 0.15s;
  background: var(--btn-bg);
  color: var(--text-primary);
}
.action-btn:hover:not(:disabled) { transform: scale(1.05); }
.action-btn:disabled { opacity: 0.4; cursor: default; }
.action-btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.action-btn.primary:hover:not(:disabled) { filter: brightness(1.15); }
.action-btn.chop {
  background: var(--chop-color, #ef4444);
  color: #fff;
  border-color: var(--chop-color, #ef4444);
}
.action-btn.knock {
  background: var(--knock-color, #f59e0b);
  color: #fff;
  border-color: var(--knock-color, #f59e0b);
}

/* ===== Chop Prompt ===== */
#chop-prompt {
  position: absolute;
  bottom: 188px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 80;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--panel-bg);
  border: 2px solid var(--chop-color, #ef4444);
  border-radius: 12px;
  backdrop-filter: blur(8px);
}
#chop-prompt.hidden { display: none; }

#chop-prompt-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

#chop-prompt-buttons {
  display: flex;
  gap: 10px;
}

#chop-timer-container {
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

/* ===== Knock Prompt ===== */
#knock-prompt {
  position: absolute;
  bottom: 188px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 80;
}
#knock-prompt.hidden { display: none; }

/* ===== Message overlay ===== */
#message-overlay {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 200;
  text-align: center;
  pointer-events: none;
}
#message-overlay.hidden { display: none; }
#message-text {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 2px 20px var(--accent-glow);
}
#message-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* ===== Hand Summary Overlay ===== */
/* ===== Dead Pairs Overlay ===== */
#dead-pairs-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  z-index: 290;
  display: flex;
  align-items: center;
  justify-content: center;
}
#dead-pairs-overlay.hidden { display: none; }

#dead-pairs-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  min-width: 340px;
  max-width: 480px;
}
#dead-pairs-panel h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent);
}
#dead-pairs-info {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.4;
}
#dead-pairs-hand {
  display: flex;
  justify-content: center;
  padding: 8px 0;
  gap: 4px;
}
#dead-pairs-hand .card {
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
#dead-pairs-hand .card:hover {
  transform: translateY(-8px);
}
#dead-pairs-hand .card.dead-selected {
  transform: translateY(-22px);
  box-shadow: 0 4px 16px var(--wild-glow, rgba(168, 85, 247, 0.4));
}
#dead-pairs-hand .card.dead-selected .card-inner {
  border-color: var(--wild-color, #a855f7);
}
#dead-pairs-selected-info {
  font-size: 0.8rem;
  color: var(--text-secondary);
  min-height: 1.2em;
}
#dead-pairs-actions {
  display: flex;
  gap: 12px;
}

#hand-summary-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  z-index: 280;
  display: flex;
  align-items: center;
  justify-content: center;
}
#hand-summary-overlay.hidden { display: none; }

#hand-summary-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  min-width: 320px;
  max-width: 420px;
}

#hand-summary-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
}

#hand-summary-scores {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hand-score-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--btn-bg);
  border: 1px solid var(--border);
}
.hand-score-row.winner {
  border-color: var(--accent);
  background: var(--accent-glow);
}
.hand-score-name { font-weight: 600; }
.hand-score-value { font-weight: 700; color: var(--accent); }

/* ===== Game Over Overlay ===== */
#game-over-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 20px;
}
#game-over-overlay.hidden { display: none; }

#game-over-title {
  font-size: 2.5rem;
  font-weight: 700;
}
#game-over-results {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 1.1rem;
}
.result-row {
  display: flex;
  gap: 12px;
  align-items: center;
}
.result-place { font-weight: 700; width: 30px; }
.result-name  { color: var(--text-primary); }
.result-score { color: var(--text-secondary); font-size: 0.9rem; }

#game-over-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

/* ===== Settings Panel ===== */
#settings-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
}
#settings-overlay.hidden { display: none; }

#settings-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  width: 480px;
  max-height: 90vh;
  overflow-y: auto;
}
#settings-panel h2 {
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.settings-section { margin-bottom: 20px; }
.settings-section h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.option-group {
  display: flex;
  gap: 8px;
}
.opt-btn {
  flex: 1;
  padding: 8px;
  border-radius: 8px;
  border: 2px solid var(--border);
  background: var(--btn-bg);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.85rem;
  transition: border-color 0.2s;
  text-align: center;
}
.opt-btn.active { border-color: var(--accent); }
.opt-btn:hover  { border-color: var(--text-secondary); }

.toggle-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.toggle-label input[type="checkbox"] { display: none; }
.toggle-slider {
  position: relative;
  width: 40px; height: 22px;
  background: var(--border);
  border-radius: 11px;
  transition: background 0.2s;
  flex-shrink: 0;
}
.toggle-slider::after {
  content: '';
  position: absolute;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: #fff;
  top: 3px; left: 3px;
  transition: transform 0.2s;
}
.toggle-label input:checked + .toggle-slider { background: var(--accent); }
.toggle-label input:checked + .toggle-slider::after { transform: translateX(18px); }

#settings-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}
#settings-actions button {
  flex: 1;
  padding: 10px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: all 0.15s;
}
#save-settings {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
#cancel-settings {
  background: var(--btn-bg);
  color: var(--text-primary);
}

/* ===== Main Menu ===== */
#menu-overlay {
  position: absolute;
  inset: 0;
  background: var(--bg-primary);
  z-index: 350;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 24px;
  animation: screen-in 0.3s ease-out;
  overflow: hidden;
}
#menu-overlay.hidden { display: none; }

.menu-suit-deco {
  position: absolute;
  font-size: 8rem;
  opacity: 0.04;
  color: var(--text-primary);
  pointer-events: none;
  user-select: none;
  line-height: 1;
}
.menu-suit-deco.top-left    { top: 5%;  left: 5%;  transform: rotate(-15deg); }
.menu-suit-deco.top-right   { top: 5%;  right: 5%; transform: rotate(15deg); }
.menu-suit-deco.bottom-left { bottom: 5%; left: 5%;  transform: rotate(10deg); }
.menu-suit-deco.bottom-right{ bottom: 5%; right: 5%; transform: rotate(-10deg); }

#menu-overlay h1 {
  font-size: 3.5rem;
  font-weight: 200;
  letter-spacing: 0.2em;
  text-shadow: 0 2px 20px var(--accent-glow);
}
.menu-subtitle {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-secondary);
  margin-top: -12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.menu-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
  align-items: center;
}

.menu-btn {
  padding: 14px 48px;
  font-size: 1.1rem;
  font-weight: 600;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.15s, filter 0.15s;
  min-width: 220px;
  text-align: center;
}
.menu-btn:hover { transform: scale(1.05); filter: brightness(1.15); }
.menu-btn.secondary {
  background: var(--btn-bg);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.menu-btn.secondary:hover { background: var(--btn-hover); filter: none; }

/* ===== Setup Screen ===== */
#setup-overlay {
  position: absolute;
  inset: 0;
  background: var(--bg-primary);
  z-index: 350;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 20px;
  animation: screen-in 0.3s ease-out;
}
#setup-overlay.hidden { display: none; }

#setup-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 400px;
  max-width: 500px;
}
#setup-panel h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
}

.setup-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.setup-row label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
}
.setup-row input {
  background: var(--btn-bg);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
}
.setup-row input:focus { border-color: var(--accent); }

/* ===== Mobile Responsive ===== */
@media (max-width: 768px) {
  html, body { overflow: auto; }

  #header { height: 40px; padding: 0 10px; }
  #header h1 { font-size: 0.9rem; }
  .header-btn { padding: 4px 10px; font-size: 0.7rem; }

  .player-panel { padding: 5px 10px; min-width: 70px; }
  .player-name  { font-size: 0.7rem; max-width: 70px; }

  #panel-top    { top: 46px; }
  #panel-left   { left: 4px; }
  #panel-right  { right: 4px; }
  #panel-bottom { bottom: 175px; }

  #table-center { gap: 20px; }
  #opp-hand-top  { top: 118px; }
  #opp-hand-left  { left: 80px; }
  #opp-hand-right { right: 80px; }

  #my-hand { bottom: 10px; height: 120px; }

  #setup-panel { min-width: 300px; padding: 20px; }
  #settings-panel { width: calc(100vw - 32px); max-width: 400px; padding: 20px; }

  #menu-overlay h1 { font-size: 2.5rem; }
  .menu-btn { padding: 12px 36px; font-size: 1rem; min-width: 180px; }

  #game-over-title { font-size: 1.8rem; }
}

@media (max-width: 480px) {
  .player-panel { min-width: 60px; }
  .player-name  { font-size: 0.65rem; max-width: 55px; }
  #my-hand { bottom: 6px; height: 100px; }
  #panel-bottom { bottom: 155px; }
  #setup-panel { min-width: unset; width: calc(100vw - 32px); }
  #settings-panel { padding: 16px; width: calc(100vw - 16px); }
  .menu-btn { padding: 10px 24px; font-size: 0.9rem; min-width: 160px; }
  #menu-overlay h1 { font-size: 2rem; }
}