.lobby-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

.game-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}
.game-tabs .tab {
  flex: 1;
  padding: 12px;
  background: var(--bg-card);
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  cursor: pointer;
  transition: all 0.2s;
}
.game-tabs .tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.game-tabs .tab:hover:not(.active) {
  color: var(--text);
  border-color: var(--text-dim);
}

.lobby-content {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 20px;
}

.room-list-panel {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--border);
}
.room-list-panel h3 {
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--text-dim);
}

.room-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.room-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.room-item .room-code {
  font-weight: bold;
  font-size: 18px;
  letter-spacing: 2px;
}
.room-item .room-info {
  color: var(--text-dim);
  font-size: 13px;
}
.room-item .btn-join-room {
  padding: 6px 16px;
  font-size: 13px;
}
.room-empty {
  text-align: center;
  padding: 40px;
  color: var(--text-dim);
}

.action-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.name-input label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text-dim);
}
.name-input input {
  width: 100%;
}
.create-room button {
  width: 100%;
  padding: 14px;
  font-size: 16px;
}
.join-room {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.join-room input {
  width: 100%;
  text-align: center;
  font-size: 20px;
  letter-spacing: 4px;
  font-weight: bold;
}
.join-room button {
  width: 100%;
}

/* Room Lobby */
.room-lobby-container {
  max-width: 500px;
  margin: 0 auto;
  padding: 20px;
}
.room-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding: 16px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.room-label { display: block; font-size: 12px; color: var(--text-dim); }
.room-code-big {
  font-size: 28px;
  font-weight: bold;
  letter-spacing: 4px;
}
.game-type-tag {
  padding: 4px 12px;
  background: var(--primary);
  border-radius: 20px;
  font-size: 13px;
}

.player-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.player-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.player-item .player-seat {
  font-size: 12px;
  color: var(--text-dim);
}
.player-item .player-name {
  flex: 1;
  margin-left: 12px;
  font-size: 15px;
}
.player-item .player-host {
  color: var(--gold);
  font-size: 11px;
  margin-left: 6px;
}
.player-item .player-ready {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 10px;
}
.player-item .player-ready.yes {
  background: var(--success);
  color: #fff;
}
.player-item .player-ready.no {
  background: var(--bg);
  color: var(--text-dim);
}

.room-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.room-actions button {
  min-width: 100px;
}

/* Settings Panel */
.settings-panel {
  margin-bottom: 20px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}
.settings-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  cursor: pointer;
  font-size: 14px;
  font-weight: bold;
  user-select: none;
}
.settings-header:hover { background: rgba(255,255,255,0.05); }
.settings-arrow { transition: transform 0.2s; }
.settings-panel.open .settings-arrow { transform: rotate(180deg); }
.settings-body {
  padding: 0 16px 16px;
  display: none;
}
.settings-panel.open .settings-body { display: block; }
.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
}
.settings-row label {
  font-size: 13px;
  color: var(--text-dim);
  flex: 1;
}
.settings-row input[type="number"] {
  width: 100px;
  padding: 6px 8px;
  font-size: 13px;
  text-align: center;
}
.settings-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
}
.toggle-row label {
  cursor: pointer;
}
.toggle-row input[type="checkbox"] {
  width: auto;
}

@media (max-width: 768px) {
  .lobby-container { padding: 10px; }
  .room-lobby-container { padding: 10px; }
  .game-tabs .tab { padding: 10px; font-size: 13px; }
  .room-code-big { font-size: 24px; }
  .room-header { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 640px) {
  .lobby-content {
    grid-template-columns: 1fr;
  }
  .room-lobby-container { max-width: 100%; }
  .player-item { padding: 10px; }
  .join-room input { font-size: 16px; }
}