:root {
  --cyan: #00f0ff;
  --magenta: #ff2bd6;
  --bg: #07070f;
  --bg-2: #0d0d1c;
  --grid: rgba(0, 240, 255, 0.08);
  --danger: #ff3860;
}

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

html, body {
  min-height: 100%;
  background: radial-gradient(ellipse at center, var(--bg-2) 0%, var(--bg) 70%);
  color: var(--cyan);
  font-family: 'Share Tech Mono', monospace;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

html { height: 100%; }
body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-y: auto;
  overflow-x: hidden;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

#game.active, #waiting.active, #lobby.active, #select.active, #matchEnd.active { overflow: visible; }

.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 240, 255, 0.04) 2px,
    rgba(0, 240, 255, 0.04) 3px
  );
  z-index: 1000;
}

.screen {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  padding: 2rem 1rem;
  width: 100%;
  max-width: 900px;
  min-height: 100vh;
  min-height: 100dvh;
}
.screen.active { display: flex; }

.title {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 4rem;
  letter-spacing: 0.4rem;
  color: var(--cyan);
  text-shadow:
    0 0 12px var(--cyan),
    0 0 28px rgba(0, 240, 255, 0.5);
}
.title span {
  color: var(--magenta);
  text-shadow:
    0 0 12px var(--magenta),
    0 0 28px rgba(255, 43, 214, 0.5);
}
.title.small { font-size: 2.2rem; letter-spacing: 0.3rem; }

.subtitle {
  letter-spacing: 0.3rem;
  text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 0.8rem;
}

.panel {
  background: rgba(13, 13, 28, 0.7);
  border: 1px solid var(--cyan);
  box-shadow:
    0 0 24px rgba(0, 240, 255, 0.2),
    inset 0 0 24px rgba(0, 240, 255, 0.05);
  padding: 2rem;
  min-width: 360px;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

label {
  font-size: 0.8rem;
  letter-spacing: 0.2rem;
  text-transform: uppercase;
  opacity: 0.75;
}

input[type="text"] {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(0, 240, 255, 0.5);
  padding: 0.7rem 1rem;
  color: var(--cyan);
  font-family: 'Share Tech Mono', monospace;
  font-size: 1.1rem;
  letter-spacing: 0.15rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input[type="text"]:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}
.code-input {
  text-align: center;
  font-size: 1.6rem;
  letter-spacing: 0.6rem;
  text-transform: uppercase;
}

.btn {
  background: transparent;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  padding: 0.85rem 1.4rem;
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  letter-spacing: 0.2rem;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s, transform 0.05s;
}
.btn:hover {
  background: rgba(0, 240, 255, 0.12);
  box-shadow: 0 0 18px rgba(0, 240, 255, 0.5);
}
.btn:active { transform: translateY(1px); }
.btn.secondary {
  border-color: var(--magenta);
  color: var(--magenta);
}
.btn.secondary:hover {
  background: rgba(255, 43, 214, 0.12);
  box-shadow: 0 0 18px rgba(255, 43, 214, 0.5);
}
.btn.ghost {
  border-color: rgba(0, 240, 255, 0.3);
  color: rgba(0, 240, 255, 0.7);
}

.divider {
  text-align: center;
  opacity: 0.4;
  font-size: 0.85rem;
  letter-spacing: 0.3rem;
  margin: 0.4rem 0;
}

.error {
  color: var(--danger);
  min-height: 1.2rem;
  font-size: 0.9rem;
  text-align: center;
}

.room-code {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 4.5rem;
  letter-spacing: 0.8rem;
  color: var(--magenta);
  text-shadow:
    0 0 14px var(--magenta),
    0 0 30px rgba(255, 43, 214, 0.6);
  padding: 1rem 2rem;
  border: 1px solid var(--magenta);
  background: rgba(13, 13, 28, 0.7);
}

.loader {
  width: 200px;
  height: 3px;
  background: rgba(0, 240, 255, 0.15);
  position: relative;
  overflow: hidden;
}
.loader::after {
  content: '';
  position: absolute;
  inset: 0;
  width: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  animation: slide 1.4s infinite ease-in-out;
}
@keyframes slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

#game {
  width: auto;
  max-width: none;
}

.hud {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: 800px;
  margin-bottom: 0.6rem;
  gap: 1.5rem;
}
.hp-block {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.hp-block.right { flex-direction: row-reverse; }

.name {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  letter-spacing: 0.15rem;
  color: var(--cyan);
}
.hp-block.right .name { color: var(--magenta); }

.hp-bar {
  flex: 1;
  height: 14px;
  border: 1px solid var(--cyan);
  background: rgba(0, 240, 255, 0.08);
  position: relative;
  min-width: 200px;
}
.hp-block.right .hp-bar {
  border-color: var(--magenta);
  background: rgba(255, 43, 214, 0.08);
}
.hp-fill {
  position: absolute;
  inset: 0;
  width: 100%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  transition: width 0.15s linear;
  transform-origin: left;
}
.hp-fill.right {
  background: var(--magenta);
  box-shadow: 0 0 12px var(--magenta);
  transform-origin: right;
  left: auto;
  right: 0;
}

.score {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 1.8rem;
  min-width: 32px;
  text-align: center;
}
.hp-block.right .score { color: var(--magenta); }

.round-info {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  letter-spacing: 0.3rem;
  font-size: 1.1rem;
  white-space: nowrap;
}

.canvas-wrap {
  position: relative;
  width: 100%;
  max-width: 800px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#canvas {
  border: 1px solid var(--cyan);
  box-shadow:
    0 0 30px rgba(0, 240, 255, 0.3),
    inset 0 0 60px rgba(0, 240, 255, 0.05);
  background: var(--bg);
  display: block;
  width: 100%;
  max-width: 800px;
  height: auto;
  aspect-ratio: 4 / 3;
  touch-action: none;
}

@media (max-width: 900px) {
  body.touch #canvas {
    max-height: calc(100vh - 200px);
    max-height: calc(100dvh - 200px);
    width: auto;
    max-width: 100vw;
  }
}
@media (orientation: landscape) and (max-height: 500px) {
  body.touch #canvas {
    max-height: calc(100vh - 80px);
    max-height: calc(100dvh - 80px);
  }
}

.touch-controls {
  display: none;
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
}
body.touch .touch-controls { display: block; }
body.dom-game .touch-controls { display: none !important; }

.stick {
  position: absolute;
  bottom: calc(24px + env(safe-area-inset-bottom));
  width: 140px;
  height: 140px;
  border-radius: 50%;
  border: 2px solid rgba(0, 240, 255, 0.6);
  background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, rgba(0, 0, 0, 0.4) 70%);
  pointer-events: auto;
  touch-action: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 18px rgba(0, 240, 255, 0.3);
}
.stick.left { left: 24px; }
.stick.right {
  right: 24px;
  border-color: rgba(255, 43, 214, 0.6);
  box-shadow: 0 0 18px rgba(255, 43, 214, 0.3);
}

.knob {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px var(--cyan);
  transition: transform 0.05s linear;
  pointer-events: none;
}
.knob.magenta {
  background: var(--magenta);
  box-shadow: 0 0 16px var(--magenta);
}

.stick-label {
  position: absolute;
  top: -22px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.2rem;
  opacity: 0.6;
  pointer-events: none;
}

@media (max-width: 900px) {
  .hud { width: 100%; max-width: 800px; gap: 0.6rem; padding: 0 0.5rem; }
  .hp-bar { min-width: 0; }
  .score { font-size: 1.2rem; min-width: 24px; }
  .name { font-size: 0.8rem; }
  .round-info { font-size: 0.85rem; letter-spacing: 0.15rem; }
  #game { padding: 0.5rem; width: 100vw; min-height: auto; justify-content: flex-start; padding-top: 0.6rem; }
}

@media (max-width: 700px) {
  .title { font-size: 2.6rem; letter-spacing: 0.25rem; }
  .title.small { font-size: 1.5rem; letter-spacing: 0.2rem; }
  .subtitle { font-size: 0.75rem; letter-spacing: 0.2rem; }
  .panel { min-width: 0; width: 100%; padding: 1.2rem; gap: 0.6rem; }
  input[type="text"] { font-size: 1rem; padding: 0.6rem 0.8rem; }
  .code-input { font-size: 1.3rem; letter-spacing: 0.4rem; }
  .btn { padding: 0.7rem 1rem; font-size: 0.85rem; letter-spacing: 0.15rem; }
  .room-code { font-size: 2.6rem; letter-spacing: 0.5rem; padding: 0.7rem 1.2rem; }
  .difficulty-row .btn { font-size: 0.65rem; padding: 0.55rem 0.4rem; letter-spacing: 0.1rem; }
  .game-grid { gap: 0.7rem; grid-template-columns: 1fr; }
  .game-card { padding: 1rem; }
  .game-card-name { font-size: 1.1rem; letter-spacing: 0.15rem; }
  .game-card-desc { font-size: 0.8rem; }
  .winner { font-size: 1.4rem; letter-spacing: 0.15rem; }
  .back-btn { top: 8px; left: 8px; padding: 0.4rem 0.7rem; font-size: 0.7rem; }
  .screen { padding: 1.2rem 0.6rem; gap: 0.8rem; }
  #select { padding-top: 3rem; }
  #waiting { padding-top: 3rem; }
}

@media (max-width: 700px) {
  body.touch #game .hud {
    font-size: 0.7rem;
  }
  body.touch #game .name { font-size: 0.7rem; }
  body.touch #game .score { font-size: 1rem; min-width: 20px; }
  body.touch #game .round-info { font-size: 0.7rem; letter-spacing: 0.1rem; }
}

@media (max-width: 600px) {
  .stick { width: 110px; height: 110px; bottom: calc(16px + env(safe-area-inset-bottom)); }
  .stick.left { left: 12px; }
  .stick.right { right: 12px; }
  .knob { width: 44px; height: 44px; }
}

@media (max-width: 480px) {
  .stick { width: 96px; height: 96px; bottom: calc(12px + env(safe-area-inset-bottom)); }
  .stick.left { left: 8px; }
  .stick.right { right: 8px; }
  .knob { width: 38px; height: 38px; }
  .stick-label { font-size: 0.6rem; top: -18px; }
}

@media (orientation: landscape) and (max-height: 500px) {
  .screen { padding: 0.6rem 0.4rem; min-height: auto; }
  #game { padding: 0.2rem; }
  .hud { gap: 0.4rem; }
  .stick { width: 90px; height: 90px; bottom: calc(8px + env(safe-area-inset-bottom)); }
  .stick.left { left: 8px; }
  .stick.right { right: 8px; }
  .knob { width: 36px; height: 36px; }
  .title { font-size: 1.8rem; }
  .title.small { font-size: 1.2rem; }
  .panel { padding: 0.8rem; gap: 0.4rem; }
}

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  background: rgba(7, 7, 15, 0.4);
}
.overlay.hidden { display: none; }
.overlay-text {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 3rem;
  letter-spacing: 0.4rem;
  color: var(--cyan);
  text-shadow: 0 0 20px var(--cyan);
}

#game { position: relative; }

.winner {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 2rem;
  letter-spacing: 0.2rem;
  color: var(--magenta);
  text-shadow: 0 0 16px var(--magenta);
  margin: 1rem 0;
}

.row { display: flex; gap: 0.8rem; }

.rummi-host {
  width: 100%;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 0.5rem;
  background: rgba(7, 7, 15, 0.6);
  border: 1px solid rgba(0, 240, 255, 0.4);
  min-height: 540px;
}

.rummi-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.15rem;
  padding: 0.3rem 0.5rem;
}
.rummi-turn.me { color: var(--cyan); text-shadow: 0 0 8px var(--cyan); }
.rummi-turn.opp { color: var(--magenta); text-shadow: 0 0 8px var(--magenta); }
.rummi-meta { font-family: 'Share Tech Mono'; font-size: 0.75rem; opacity: 0.7; letter-spacing: 0.1rem; }

.rummi-board {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 0.6rem;
  background: rgba(0, 240, 255, 0.04);
  border: 1px dashed rgba(0, 240, 255, 0.25);
  min-height: 280px;
  align-content: flex-start;
}
.rummi-empty {
  width: 100%;
  text-align: center;
  align-self: center;
  opacity: 0.4;
  font-style: italic;
  letter-spacing: 0.1rem;
}
.rummi-set {
  display: flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(0, 240, 255, 0.4);
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.4);
}

.rummi-rack {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 0.6rem;
  background: rgba(255, 43, 214, 0.06);
  border: 1px solid rgba(255, 43, 214, 0.4);
  min-height: 80px;
}

.rummi-tile {
  width: 44px;
  height: 60px;
  border: 2px solid;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 1.4rem;
  background: #0d0d1c;
  cursor: pointer;
  user-select: none;
  transition: transform 0.08s, box-shadow 0.08s;
}
.rummi-tile.selected {
  transform: translateY(-6px);
  box-shadow: 0 0 14px currentColor;
}
.rummi-tile:hover { box-shadow: 0 0 8px currentColor; }

.rummi-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding: 0.3rem 0.5rem;
}
.rummi-btn {
  font-size: 0.75rem;
  padding: 0.6rem 0.8rem;
  letter-spacing: 0.12rem;
  flex: 1;
  min-width: 120px;
}

@media (max-width: 700px) {
  .rummi-tile { width: 36px; height: 50px; font-size: 1.1rem; }
  .rummi-board { min-height: 200px; padding: 0.4rem; }
  .rummi-actions { gap: 0.3rem; }
  .rummi-btn { font-size: 0.65rem; padding: 0.5rem 0.4rem; min-width: 0; }
  .rummi-host { min-height: 420px; }
}

.difficulty-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.difficulty-row .btn {
  font-size: 0.75rem;
  padding: 0.7rem 0.6rem;
  letter-spacing: 0.15rem;
}
.difficulty-row .btn[data-diff="easy"] { border-color: #5dd; color: #5dd; }
.difficulty-row .btn[data-diff="normal"] { border-color: var(--cyan); color: var(--cyan); }
.difficulty-row .btn[data-diff="hard"] { border-color: #ff8c00; color: #ff8c00; }
.difficulty-row .btn[data-diff="pro"] { border-color: var(--magenta); color: var(--magenta); }
.difficulty-row .btn[data-diff="easy"]:hover { box-shadow: 0 0 14px rgba(85,221,221,0.4); background: rgba(85,221,221,0.1); }
.difficulty-row .btn[data-diff="hard"]:hover { box-shadow: 0 0 14px rgba(255,140,0,0.4); background: rgba(255,140,0,0.1); }
.difficulty-row .btn[data-diff="pro"]:hover { box-shadow: 0 0 14px rgba(255,43,214,0.4); background: rgba(255,43,214,0.1); }

.back-btn {
  position: absolute;
  top: calc(16px + env(safe-area-inset-top));
  left: calc(16px + env(safe-area-inset-left));
  background: transparent;
  border: 1px solid rgba(0, 240, 255, 0.4);
  color: rgba(0, 240, 255, 0.85);
  padding: 0.5rem 0.9rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.15rem;
  cursor: pointer;
  z-index: 100;
  transition: background 0.15s, box-shadow 0.15s;
}
.back-btn:hover {
  background: rgba(0, 240, 255, 0.1);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.3);
}
.screen { position: relative; }

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  width: 100%;
  max-width: 760px;
  margin: 1rem 0;
}

.game-card {
  background: rgba(13, 13, 28, 0.7);
  border: 1px solid var(--cyan);
  padding: 1.6rem 1.2rem;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s, transform 0.05s, border-color 0.15s;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: left;
  font-family: inherit;
  color: inherit;
}
.game-card:hover {
  background: rgba(0, 240, 255, 0.08);
  box-shadow: 0 0 18px rgba(0, 240, 255, 0.4);
}
.game-card:active { transform: translateY(1px); }
.game-card.picked-self {
  border-color: var(--cyan);
  box-shadow: 0 0 24px rgba(0, 240, 255, 0.6);
  background: rgba(0, 240, 255, 0.12);
}
.game-card.picked-other {
  border-color: var(--magenta);
  box-shadow: 0 0 24px rgba(255, 43, 214, 0.6);
}
.game-card.picked-both {
  border-color: #fff;
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.6);
}
.game-card-name {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 1.4rem;
  letter-spacing: 0.2rem;
  color: var(--cyan);
}
.game-card-desc {
  font-size: 0.9rem;
  opacity: 0.7;
  line-height: 1.4;
}
.game-card-pick {
  margin-top: 0.4rem;
  font-size: 0.75rem;
  letter-spacing: 0.2rem;
  opacity: 0.8;
}

.select-status {
  margin-top: 1rem;
  letter-spacing: 0.2rem;
  font-size: 0.9rem;
  opacity: 0.8;
  min-height: 1.4rem;
  text-align: center;
}