:root {
  --bg: #05070d;
  --panel: #0b1020;
  --panel-2: #101a2e;
  --line: #263958;
  --cyan: #00eaff;
  --pink: #ff2d9a;
  --yellow: #ffe600;
  --green: #00ff88;
  --text: #e4f2ff;
  --muted: rgba(228,242,255,0.58);
}

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

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Rajdhani", sans-serif;
  overflow-x: hidden;
}

.grid-bg,
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.grid-bg {
  background-image:
    linear-gradient(rgba(0,234,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,45,154,0.04) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent 86%);
}

.scanlines {
  background: repeating-linear-gradient(0deg, rgba(255,255,255,0.035) 0 1px, transparent 1px 5px);
  mix-blend-mode: screen;
  opacity: 0.22;
}

.pong-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(5,7,13,0.82);
}

.back-home {
  font-family: "Share Tech Mono", monospace;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--cyan);
  text-decoration: none;
  border: 1px solid rgba(0,234,255,0.45);
  padding: 7px 11px;
}

.back-games {
  color: var(--pink);
  border-color: rgba(255,45,154,0.45);
}

.back-home:hover {
  background: rgba(0,234,255,0.1);
  box-shadow: 0 0 14px rgba(0,234,255,0.32);
}

.brand {
  margin-left: 8px;
  font-family: "Orbitron", monospace;
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 900;
  letter-spacing: 7px;
  color: var(--yellow);
  text-shadow: 0 0 18px rgba(255,230,0,0.45);
}

.status {
  margin-left: auto;
  font-family: "Share Tech Mono", monospace;
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--green);
  border: 1px solid rgba(0,255,136,0.45);
  padding: 7px 10px;
}

.pong-shell {
  position: relative;
  z-index: 1;
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 32px 18px 54px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 18px;
  align-items: start;
}

.arena-panel,
.control-panel,
.leaderboard {
  background: rgba(11,16,32,0.88);
  border: 1px solid var(--line);
  box-shadow: 0 0 30px rgba(0,234,255,0.08);
  position: relative;
}

.side-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.canvas-wrap {
  position: relative;
}

.arena-panel {
  padding: 14px;
  min-width: 0;
}

.score-row {
  display: grid;
  grid-template-columns: 130px 1fr 130px;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.score-side {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 58px;
  padding: 9px 12px;
  border: 1px solid rgba(228,242,255,0.14);
  background: rgba(255,255,255,0.03);
}

.score-side.left { border-color: rgba(0,234,255,0.32); }
.score-side.right { border-color: rgba(255,45,154,0.32); }

.tiny-label,
.panel-label {
  font-family: "Share Tech Mono", monospace;
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--muted);
}

.score-side strong {
  font-family: "Orbitron", monospace;
  font-size: 34px;
  line-height: 1;
  color: var(--text);
}

.match-state {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 9px 12px;
  border: 1px solid rgba(255,230,0,0.35);
  color: var(--yellow);
  font-family: "Share Tech Mono", monospace;
  font-size: 13px;
  letter-spacing: 2px;
}

#pong-canvas {
  display: block;
  width: 100%;
  aspect-ratio: 900 / 520;
  background: #050912;
  border: 1px solid rgba(0,234,255,0.22);
  touch-action: none;
}

.touch-hint {
  display: none;
  margin-top: 8px;
  color: var(--muted);
  font-family: "Share Tech Mono", monospace;
  font-size: 11px;
  letter-spacing: 1px;
  text-align: center;
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.pong-btn {
  border: 1px solid rgba(228,242,255,0.25);
  background: rgba(228,242,255,0.04);
  color: var(--text);
  font-family: "Share Tech Mono", monospace;
  letter-spacing: 2px;
  cursor: pointer;
}

.pong-btn {
  min-height: 42px;
  padding: 10px 14px;
  font-size: 11px;
}

.pong-btn.primary {
  color: var(--cyan);
  border-color: rgba(0,234,255,0.45);
}

.pong-btn.secondary {
  color: var(--yellow);
  border-color: rgba(255,230,0,0.35);
}

.pong-btn.danger {
  color: var(--pink);
  border-color: rgba(255,45,154,0.45);
}

.pong-btn:hover {
  background: rgba(228,242,255,0.09);
}

.control-panel {
  padding: 16px;
}

.controls-grid {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.control-card {
  border: 1px solid rgba(228,242,255,0.14);
  background: rgba(255,255,255,0.03);
  padding: 14px;
}

.control-card span {
  display: block;
  margin-bottom: 10px;
  font-family: "Orbitron", monospace;
  font-size: 14px;
  letter-spacing: 2px;
}

.key-row {
  display: flex;
  gap: 8px;
}

kbd {
  min-width: 38px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0,234,255,0.32);
  background: rgba(0,234,255,0.08);
  color: var(--cyan);
  font-family: "Share Tech Mono", monospace;
  font-size: 14px;
}

.control-note {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(228,242,255,0.14);
  color: var(--muted);
  font-family: "Share Tech Mono", monospace;
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 1px;
}

/* Menu de modo, sobre la cancha */
.mode-menu {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(5,7,13,0.78);
  backdrop-filter: blur(2px);
}

.mode-menu[hidden] {
  display: none;
}

.menu-card {
  width: min(420px, 100%);
  padding: 22px 20px;
  border: 1px solid rgba(0,234,255,0.32);
  background: rgba(11,16,32,0.96);
  box-shadow: 0 0 30px rgba(0,234,255,0.18);
  text-align: center;
}

.menu-card h2 {
  font-family: "Orbitron", monospace;
  font-size: 26px;
  letter-spacing: 6px;
  color: var(--yellow);
  text-shadow: 0 0 16px rgba(255,230,0,0.4);
}

.menu-lead {
  margin: 10px 0 16px;
  font-family: "Share Tech Mono", monospace;
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--muted);
}

.menu-buttons {
  display: grid;
  gap: 10px;
}

.menu-buttons .pong-btn {
  min-height: 52px;
  font-size: 13px;
  line-height: 1.3;
}

.menu-buttons .pong-btn small {
  display: block;
  margin-top: 3px;
  font-size: 9px;
  letter-spacing: 1px;
  opacity: 0.7;
}

.streak-hud {
  margin-top: 10px;
  text-align: center;
  font-family: "Share Tech Mono", monospace;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--green);
}

.streak-hud[hidden] {
  display: none;
}

/* Leaderboard de rachas (solo 1 jugador) */
.leaderboard {
  padding: 16px;
}

.leaderboard[hidden],
.control-panel[hidden] {
  display: none;
}

.lb-user-info {
  margin-top: 12px;
  font-family: "Share Tech Mono", monospace;
  font-size: 11px;
  line-height: 1.5;
  color: var(--muted);
}

.lb-user-info.logged {
  color: var(--text);
}

.lb-user-name {
  color: var(--green);
}

.lb-user-info a {
  color: var(--cyan);
}

.lb-list {
  margin-top: 12px;
  list-style: none;
  display: grid;
  gap: 5px;
}

.lb-list li {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 7px 9px;
  border: 1px solid rgba(228,242,255,0.1);
  background: rgba(255,255,255,0.02);
  font-family: "Share Tech Mono", monospace;
  font-size: 12px;
}

.lb-list li.mine {
  border-color: rgba(0,255,136,0.4);
  background: rgba(0,255,136,0.07);
}

.lb-rank { color: var(--muted); }
.lb-name { color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lb-score { color: var(--yellow); font-weight: 700; }

.lb-empty {
  color: var(--muted);
  border-style: dashed !important;
}

.rotate-hint {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 60;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 24px;
  text-align: center;
  background: rgba(5,7,13,0.96);
}

.rotate-hint strong {
  font-family: "Orbitron", monospace;
  font-size: 20px;
  letter-spacing: 3px;
  color: var(--yellow);
}

.rotate-hint span {
  color: var(--muted);
  font-family: "Share Tech Mono", monospace;
  font-size: 12px;
  letter-spacing: 1px;
}

.rotate-hint.hidden {
  display: none !important;
}

@media (max-width: 900px) {
  .pong-shell {
    grid-template-columns: 1fr;
  }

  .touch-hint {
    display: block;
  }

  .control-panel {
    width: 100%;
  }

  .controls-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .pong-header {
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px;
  }

  .status {
    margin-left: 0;
  }

  .brand {
    width: 100%;
    margin-left: 0;
    font-size: 30px;
    letter-spacing: 5px;
  }

  .pong-shell {
    padding: 18px 10px 44px;
  }

  .arena-panel {
    padding: 10px;
  }

  .score-row {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 10px;
  }

  .score-side {
    min-height: 48px;
    padding: 8px 10px;
  }

  .score-side strong {
    font-size: 28px;
  }

  .match-state {
    grid-column: 1 / -1;
    order: 3;
    min-height: 44px;
    font-size: 12px;
  }

  .actions {
    flex-direction: column;
    gap: 8px;
    margin-top: 10px;
  }

  .controls-grid {
    grid-template-columns: 1fr;
  }
}

/* Movil en vertical: invitar a girar para aprovechar la pantalla. */
@media (max-width: 820px) and (orientation: portrait) {
  .rotate-hint {
    display: flex;
  }
}

/* Movil en horizontal (pantalla baja): cancha al maximo por altura, panel
   lateral compacto y scrolleable. Se detecta por alto, no por ancho, para
   abarcar cualquier telefono acostado. */
@media (orientation: landscape) and (max-height: 600px) {
  .pong-header {
    padding: 5px 12px;
    gap: 8px;
  }

  .back-home {
    padding: 5px 8px;
  }

  .brand {
    width: auto;
    margin-left: 6px;
    font-size: 16px;
    letter-spacing: 3px;
  }

  .pong-shell {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 6px 8px;
  }

  .arena-panel {
    padding: 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .score-row {
    width: 100%;
    grid-template-columns: 1fr auto 1fr;
    margin-bottom: 4px;
  }

  .score-side {
    min-height: 0;
    padding: 4px 10px;
  }

  .score-side strong {
    font-size: 22px;
  }

  .match-state {
    min-height: 0;
    grid-column: auto;
    order: 0;
    padding: 4px 8px;
    font-size: 11px;
  }

  #pong-canvas {
    width: auto;
    height: calc(100dvh - 116px);
    max-width: 100%;
  }

  .touch-hint {
    display: none;
  }

  .actions {
    flex-direction: row;
    width: 100%;
    margin-top: 6px;
  }

  .pong-btn {
    min-height: 34px;
    padding: 6px 10px;
  }

  /* En el celu se juega con touch: el panel lateral (teclas/leaderboard) no
     aporta durante el juego, lo ocultamos para darle toda la pantalla a la
     cancha. El leaderboard se ve en vertical o en desktop. */
  .side-col {
    display: none;
  }
}