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

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #0a0a0a;
  font-family: "Segoe UI", "Helvetica Neue", sans-serif;
  color: #fff;
}

#game-canvas {
  display: block;
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
}

#hud {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
}

#player-hud {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 16;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

#player-hud[hidden] {
  display: none !important;
}

#player-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.85);
  background: #222;
}

#player-name {
  font-family: "Arial Black", "Helvetica Neue", Impact, sans-serif;
  font-size: 0.95rem;
  color: #fff;
  text-shadow: 0 1px 2px #000, 1px 1px 0 #000;
}

#speed-hud {
  position: absolute;
  bottom: 28px;
  right: 20px;
  font-family: "Arial Black", "Helvetica Neue", Impact, sans-serif;
  font-size: 2.2rem;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 0 #000;
}

.speed-unit {
  margin-left: 0.25rem;
  font-size: 0.9rem;
  opacity: 0.75;
}

#lap-hud {
  position: absolute;
  top: 14px;
  right: 18px;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #e8e2da;
  text-shadow: 0 1px 2px #000;
}

#spectate-bar {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  pointer-events: auto;
  background: rgba(10, 10, 10, 0.72);
  padding: 0.45rem 0.75rem;
  border: 1px solid #3a322a;
}

#spectate-bar[hidden] {
  display: none !important;
}

.spec-arrow {
  pointer-events: auto;
  cursor: pointer;
  border: 1px solid #5a5048;
  background: #1a1510;
  color: #ece6df;
  padding: 0.35rem 0.55rem;
}

#spec-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  background: #222;
}

#controls-footer {
  position: fixed;
  left: 12px;
  bottom: 10px;
  z-index: 20;
  font-size: 0.75rem;
  color: #9aa6b2;
  pointer-events: none;
}

.menu-root {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.5rem;
  background:
    radial-gradient(ellipse at 50% 15%, rgba(120, 30, 20, 0.45), transparent 55%),
    linear-gradient(180deg, #1a1010 0%, #0c0808 100%);
  pointer-events: auto;
}

.menu-root[hidden] {
  display: none !important;
}

.menu-brand {
  font-family: "Arial Black", "Helvetica Neue", sans-serif;
  font-size: clamp(2.4rem, 6vw, 4rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #f2f4f7;
  text-shadow: 0 2px 0 #000;
}

.menu-sub {
  margin: 0.25rem 0 1.25rem;
  color: #9aa6b2;
  font-size: 0.95rem;
}

.menu-panel {
  width: min(920px, 100%);
  text-align: center;
}

.menu-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.menu-btn {
  pointer-events: auto;
  cursor: pointer;
  border: 2px solid #d8dde3;
  background: #1a1110;
  color: #f5f7fa;
  padding: 0.7rem 1.4rem;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.menu-btn:hover {
  background: #3a2018;
}

.menu-btn.ghost {
  border-color: #5a6570;
  background: transparent;
  font-size: 0.8rem;
  padding: 0.45rem 0.85rem;
}

.menu-user {
  position: absolute;
  top: 14px;
  left: 16px;
  font-size: 0.8rem;
  color: #b7c2cc;
}

.menu-error {
  position: absolute;
  top: 40px;
  left: 16px;
  right: 16px;
  color: #ff8e8e;
  font-size: 0.85rem;
}

.menu-lobby {
  text-align: left;
  max-height: min(78vh, 720px);
  display: flex;
  flex-direction: column;
}

.menu-panel[hidden],
.menu-lobby[hidden] {
  display: none !important;
}

.lobby-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.lobby-toolbar h2 {
  flex: 1;
  font-size: 1.15rem;
}

.lobby-actions {
  display: flex;
  gap: 0.5rem;
}

.lobby-meta {
  color: #9aa6b2;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}

.lobby-list {
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding-right: 0.25rem;
}

.lobby-card {
  border: 1px solid #3a322a;
  background: #100e0c;
  padding: 0.65rem 0.75rem;
}

.lobby-card-head {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
  color: #ece6df;
}

.lobby-seats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.lobby-seats.teams {
  flex-wrap: nowrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
}

.team-col {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  max-width: 42%;
}

.team-col.team-x {
  justify-content: flex-start;
}

.team-col.team-y {
  justify-content: flex-end;
}

.team-mid {
  flex: 0 0 auto;
}

.seat-btn {
  pointer-events: auto;
  cursor: pointer;
  border: 1px solid #5a5048;
  background: #1a1510;
  color: #ece6df;
  font-size: 0.78rem;
  font-weight: 700;
  min-width: 2rem;
  padding: 0.35rem 0.55rem;
}

.seat-btn.team-x {
  border-color: #c44b3c;
  background: #3a1814;
  color: #ffd4ce;
}

.seat-btn.team-y {
  border-color: #3b7ec4;
  background: #142433;
  color: #cfe4ff;
}

.seat-btn .seat-who {
  display: block;
  font-size: 0.62rem;
  font-weight: 500;
  opacity: 0.85;
}

.seat-btn.filled {
  opacity: 0.9;
  cursor: default;
}

.seat-btn.spectate-btn {
  border-color: #5dce8a;
  color: #b8f0d0;
  background: #142018;
  font-weight: 600;
}

.seat-btn:disabled {
  cursor: default;
}