/* ── Lobby / sala online ── */
.lobby-screen {
  min-height: 100vh;
  display: none;
  flex-direction: column;
}

.lobby-screen.active {
  display: flex;
}

.lobby-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 2px solid var(--border);
  background: var(--bg-card);
}

.lobby-back {
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.45rem 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--text);
  font-family: var(--font-body);
}

.lobby-back:hover {
  border-color: var(--accent);
}

.lobby-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.lobby-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.25rem 3rem;
}

.lobby-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border: 2px solid var(--text);
  box-shadow: 6px 6px 0 var(--accent);
  padding: 1.75rem 1.5rem;
}

.lobby-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.lobby-headline {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 0.04em;
  line-height: 1;
}

.lobby-panel {
  display: none;
}

.lobby-panel.active {
  display: block;
}

/* fallback: menu visível na carga até o JS ativar outro painel */
#lobby-menu.lobby-panel {
  display: block;
}

#lobby-menu.lobby-panel:not(.active) {
  display: none;
}

.lobby-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.btn-lobby {
  width: 100%;
  padding: 0.95rem 1rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  border: 2px solid var(--text);
  background: var(--bg-card);
  color: var(--text);
  box-shadow: 4px 4px 0 var(--text);
  transition: transform 0.12s, box-shadow 0.12s;
}

.btn-lobby:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--text);
}

.btn-lobby--accent {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 4px 4px 0 var(--text);
}

.lobby-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1.25rem 0;
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.lobby-divider::before,
.lobby-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.join-row {
  display: flex;
  gap: 0.5rem;
}

.room-code-input {
  flex: 1;
  padding: 0.75rem 0.85rem;
  border: 2px solid var(--border);
  background: var(--bg);
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-align: center;
}

.room-code-input:focus {
  outline: none;
  border-color: var(--accent);
}

.room-code-display {
  margin: 0 0 0.5rem;
  text-align: center;
}

.room-code-value {
  display: block;
  font-family: var(--font-display);
  font-size: 3rem;
  letter-spacing: 0.25em;
  color: var(--accent);
  line-height: 1.1;
}

.lobby-status {
  margin: 1rem 0 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
}

.lobby-status--ok { color: #3d6b4f; }
.lobby-status--err { color: var(--accent); }

.lobby-error {
  margin: 0.75rem 0 0;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--accent);
  font-size: 0.82rem;
  color: var(--accent);
  background: var(--accent-glow);
}

.connection-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  margin-right: 0.35rem;
  vertical-align: middle;
}

.connection-dot--live {
  background: #3d6b4f;
  box-shadow: 0 0 0 3px rgba(61, 107, 79, 0.25);
}

.room-players {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
}

.room-player {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--border);
  background: var(--bg);
}

.room-player.you {
  border-left: 3px solid var(--accent);
}

.room-player.opponent {
  border-left: 3px solid var(--text-muted);
}

.room-player-name {
  font-weight: 600;
  font-size: 0.92rem;
}

.room-player-flag {
  display: inline-flex;
  align-items: center;
  margin-right: 0.35rem;
  vertical-align: middle;
  line-height: 1;
}

.room-player-flag .flag-img {
  border-radius: 2px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.room-player-meta {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.room-player-badge {
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
}

.room-player-badge.ready {
  border-color: #3d6b4f;
  color: #3d6b4f;
}

.room-player-badge.waiting {
  color: var(--text-muted);
}

.lobby-room-actions {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.btn-lobby:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: 4px 4px 0 var(--text);
}

.lobby-hint {
  margin: 1rem 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.5;
  text-align: center;
}

.online-wait {
  margin: 0.85rem 0 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

.online-badge {
  display: inline-block;
  margin-left: 0.5rem;
  font-size: 0.55rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.2rem 0.45rem;
  border: 1px solid #3d6b4f;
  color: #3d6b4f;
  vertical-align: middle;
}