:root {
  --bg-top: #fff0b6;
  --bg-bottom: #ff8d70;
  --card: rgba(22, 17, 35, 0.9);
  --card-edge: #ffd86f;
  --ink: #fff9f1;
  --muted: #ffe6c8;
  --panel: rgba(255, 255, 255, 0.08);
  --shadow: rgba(17, 9, 32, 0.36);
  --accent: #ffd166;
  --safe-top: max(16px, env(safe-area-inset-top));
  --safe-right: max(14px, env(safe-area-inset-right));
  --safe-bottom: max(18px, env(safe-area-inset-bottom));
  --safe-left: max(14px, env(safe-area-inset-left));
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.55), transparent 36%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  overscroll-behavior: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
  touch-action: manipulation;
}

body.is-playing {
  overflow: hidden;
  touch-action: none;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 0 50%, transparent 50% 100%) 0 0 / 24px 24px,
    linear-gradient(rgba(255, 255, 255, 0.05) 0 50%, transparent 50% 100%) 0 0 / 24px 24px;
  opacity: 0.38;
}

button,
canvas {
  -webkit-tap-highlight-color: transparent;
}

.app-shell {
  min-height: 100dvh;
  display: flex;
  justify-content: center;
  padding: var(--safe-top) var(--safe-right) var(--safe-bottom) var(--safe-left);
}

.screen-stack {
  width: min(100%, 440px);
  display: grid;
}

.screen {
  display: none;
  align-items: center;
}

.screen.active {
  display: flex;
}

.card {
  width: 100%;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    var(--card);
  border: 3px solid var(--card-edge);
  border-radius: 28px;
  box-shadow: 0 18px 40px var(--shadow);
  padding: 18px;
  position: relative;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  pointer-events: none;
}

.hero-card {
  display: grid;
  gap: 16px;
  text-align: center;
}

.eyebrow {
  margin: 0;
  font: 700 0.74rem/1 "Courier New", monospace;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2,
.timer {
  font-family: "Courier New", "Lucida Console", monospace;
  letter-spacing: 0.03em;
}

h1,
h2 {
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 7vw, 3rem);
}

h2 {
  font-size: clamp(1.4rem, 5vw, 2rem);
}

.tagline,
.microcopy,
.match-callout,
.overlay-text {
  margin: 0;
  line-height: 1.4;
}

.microcopy {
  color: var(--muted);
  font-size: 0.92rem;
}

.title-art {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.title-portrait {
  width: 64px;
  text-align: center;
}

.title-photo {
  width: 64px;
  height: 64px;
  display: block;
  border-radius: 18px;
  object-fit: cover;
  border: 3px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 8px 18px rgba(17, 9, 32, 0.28);
}

.title-name {
  display: block;
  margin-top: 6px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.howto-panel {
  padding: 14px;
  background: var(--panel);
  border-radius: 20px;
  border: 2px solid rgba(255, 255, 255, 0.08);
  text-align: left;
}

.howto-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 10px 0;
}

.howto-item {
  padding: 10px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.07);
}

.howto-item strong,
.howto-item span {
  display: block;
}

.howto-item strong {
  margin-bottom: 4px;
  font-size: 0.84rem;
}

.howto-item span {
  font-size: 0.85rem;
  color: var(--muted);
}

.record-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.record-panel div {
  padding: 12px;
  background: var(--panel);
  border-radius: 18px;
  border: 2px solid rgba(255, 255, 255, 0.08);
}

.record-panel span {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
}

.record-panel strong {
  display: block;
  margin-top: 6px;
  font-size: 1.7rem;
}

.button-row,
.button-column,
.status-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button-column {
  flex-direction: column;
}

.arcade-btn {
  appearance: none;
  border: 0;
  border-radius: 18px;
  padding: 14px 18px;
  min-height: 52px;
  font: 800 0.98rem/1 "Avenir Next", "Trebuchet MS", sans-serif;
  color: #241729;
  background: #fff6d6;
  box-shadow: 0 6px 0 rgba(44, 27, 64, 0.3);
  touch-action: manipulation;
}

.arcade-btn:active {
  transform: translateY(2px);
  box-shadow: 0 4px 0 rgba(44, 27, 64, 0.3);
}

.arcade-btn.primary {
  background: linear-gradient(180deg, #ffd86f, #ffaf44);
}

.arcade-btn.ghost {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.08);
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: none;
}

.arcade-btn.small {
  min-height: 42px;
  padding: 10px 14px;
  font-size: 0.88rem;
}

.card-head,
.hud,
.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-head {
  margin-bottom: 12px;
}

.character-grid {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.character-card {
  width: 100%;
  text-align: left;
  border: 0;
  border-radius: 22px;
  padding: 16px;
  color: #fff;
  background: var(--char-bg, #444);
  box-shadow: inset 0 -6px 0 rgba(0, 0, 0, 0.18);
}

.character-top {
  display: flex;
  gap: 12px;
  align-items: center;
}

.character-photo {
  width: 76px;
  height: 76px;
  flex: 0 0 76px;
  object-fit: cover;
  border-radius: 18px;
  border: 3px solid rgba(255, 255, 255, 0.84);
  box-shadow: 0 8px 18px rgba(17, 9, 32, 0.22);
}

.character-text {
  min-width: 0;
}

.character-card h3,
.character-card p {
  margin: 0;
}

.character-card h3 {
  font-size: 1.25rem;
}

.character-card .tag {
  margin-top: 4px;
  font-size: 0.84rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.character-card .desc {
  margin-top: 10px;
  max-width: 28ch;
  line-height: 1.35;
}

.character-card .boost {
  margin-top: 12px;
  display: inline-flex;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  font-size: 0.84rem;
  font-weight: 700;
}

.character-card.last-picked {
  outline: 3px solid rgba(255, 255, 255, 0.92);
  outline-offset: 2px;
}

.game-card {
  display: grid;
  gap: 12px;
  position: relative;
}

.hud {
  align-items: flex-start;
}

.hud-side {
  flex: 1;
  min-width: 0;
}

.hud-side.enemy {
  text-align: right;
}

.hud-fighter {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hud-fighter.enemy {
  justify-content: flex-end;
}

.hud-meta {
  flex: 1;
  min-width: 0;
}

.fighter-name,
.stage-name {
  display: block;
  margin-bottom: 6px;
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.hud-mid {
  text-align: center;
  min-width: 68px;
}

.stage-name {
  margin: 0 0 4px;
  color: var(--accent);
}

.timer {
  margin: 0;
  font-size: 1.75rem;
}

.hud-portrait {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border-radius: 14px;
  border: 2px solid rgba(255, 255, 255, 0.84);
  background-color: rgba(255, 255, 255, 0.12);
  background-size: cover;
  background-position: center;
  box-shadow: 0 5px 10px rgba(17, 9, 32, 0.24);
}

.health-bar {
  height: 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.health-fill {
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #7af59c, #d3ffb1);
  transform-origin: left center;
}

.health-bar.enemy .health-fill {
  transform-origin: right center;
  background: linear-gradient(90deg, #ff9e80, #ffe08a);
}

#game-canvas {
  width: 100%;
  aspect-ratio: 2 / 3;
  display: block;
  border-radius: 24px;
  border: 3px solid #342249;
  background: #1f1730;
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.08);
  touch-action: none;
}

.status-row {
  align-items: flex-start;
}

.match-callout {
  flex: 1;
  min-height: 2.8em;
  color: var(--muted);
  font-size: 0.92rem;
}

.controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  padding-bottom: max(4px, env(safe-area-inset-bottom));
  touch-action: none;
}

.control-cluster {
  display: grid;
  gap: 10px;
}

.move-cluster {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.action-cluster {
  grid-template-columns: repeat(2, minmax(84px, 1fr));
}

.control-btn {
  border: 0;
  border-radius: 24px;
  min-height: 78px;
  padding: 14px;
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border: 2px solid rgba(255, 255, 255, 0.15);
  font: 900 1.15rem/1 "Avenir Next", "Trebuchet MS", sans-serif;
  box-shadow: inset 0 -5px 0 rgba(0, 0, 0, 0.16);
  touch-action: none;
}

.move-btn {
  font-size: 1.5rem;
}

.jump-btn {
  background: linear-gradient(180deg, #73d2de, #2a9d8f);
}

.attack-btn {
  background: linear-gradient(180deg, #ff8fab, #ff5d8f);
}

.control-btn.active,
.control-btn:active {
  transform: translateY(1px) scale(0.99);
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.16);
}

.overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(17, 10, 29, 0.56);
  backdrop-filter: blur(4px);
}

.overlay-card {
  width: min(100%, 320px);
  background: rgba(27, 20, 40, 0.96);
  border: 3px solid var(--card-edge);
  border-radius: 24px;
  padding: 18px;
  display: grid;
  gap: 14px;
  text-align: center;
  box-shadow: 0 18px 40px rgba(7, 4, 15, 0.44);
}

.hidden {
  display: none !important;
}

@media (min-width: 780px) {
  .app-shell {
    align-items: center;
  }

  .screen-stack {
    width: min(100%, 980px);
  }

  #select-screen .card {
    max-width: 720px;
    margin: 0 auto;
  }

  .character-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .game-card {
    max-width: 760px;
    margin: 0 auto;
    grid-template-columns: 1.1fr 0.9fr;
    grid-template-areas:
      "hud hud"
      "canvas side"
      "status side";
    align-items: start;
  }

  .hud {
    grid-area: hud;
  }

  #game-canvas {
    grid-area: canvas;
  }

  .status-row {
    grid-area: status;
  }

  .controls {
    grid-area: side;
    grid-template-columns: 1fr;
    align-self: stretch;
  }
}