:root {
  --bg-top: #b3e4ff;
  --bg-mid: #eef9ff;
  --bg-bottom: #f4f0df;
  --ink: #12324a;
  --ink-soft: rgba(18, 50, 74, 0.68);
  --accent: #ef6c4d;
  --accent-strong: #cf4d30;
  --panel: rgba(255, 252, 244, 0.82);
  --panel-border: rgba(18, 50, 74, 0.12);
  --shadow: rgba(31, 59, 79, 0.18);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

body {
  font-family: "Chakra Petch", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.85), transparent 30%),
    linear-gradient(180deg, var(--bg-top) 0%, var(--bg-mid) 58%, var(--bg-bottom) 100%);
}

canvas {
  display: block;
}

.hud {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 20px;
  pointer-events: none;
}

.hud__left,
.hud__right {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.hud__left {
  flex-direction: column;
}

.brand {
  font-size: clamp(1.4rem, 2vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-shadow: 0 4px 18px rgba(255, 255, 255, 0.45);
}

.status,
.score-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: 0 14px 34px var(--shadow);
  backdrop-filter: blur(10px);
}

.status {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.score-card {
  min-width: 104px;
  padding: 12px 14px;
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.score-card__label {
  color: var(--ink-soft);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.score-card__value {
  font-size: 1.4rem;
  font-weight: 700;
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(217, 240, 255, 0.52), rgba(245, 239, 223, 0.7)),
    radial-gradient(circle at 50% 20%, rgba(255, 255, 255, 0.92), transparent 38%);
  transition: opacity 180ms ease;
}

.overlay.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.touch-controls {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 6;
  display: none;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  padding: 14px;
}

.touch-controls__button {
  border: 1px solid rgba(18, 50, 74, 0.12);
  border-radius: 18px;
  padding: 14px 10px;
  background: rgba(255, 252, 244, 0.84);
  color: var(--ink);
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 28px rgba(31, 59, 79, 0.18);
  touch-action: manipulation;
}

.panel {
  width: min(560px, 100%);
  padding: 28px;
  border-radius: 28px;
  background: rgba(255, 252, 244, 0.9);
  border: 1px solid rgba(18, 50, 74, 0.1);
  box-shadow: 0 22px 64px rgba(31, 59, 79, 0.22);
}

.panel__eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(239, 108, 77, 0.12);
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel h1 {
  margin: 0 0 12px;
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  line-height: 0.95;
}

.panel__copy {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.5;
}

.panel__game-over {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.panel__stat {
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(18, 50, 74, 0.06);
  border: 1px solid rgba(18, 50, 74, 0.08);
}

.panel__stat-label {
  display: block;
  color: var(--ink-soft);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.panel__stat-value {
  display: block;
  margin-top: 4px;
  font-size: 1.35rem;
  font-weight: 700;
}

.panel__controls {
  display: grid;
  gap: 10px;
  margin-top: 22px;
  color: var(--ink-soft);
}

.start-button {
  border: 0;
  border-radius: 18px;
  padding: 14px 18px;
  font: inherit;
  font-weight: 700;
  color: white;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 12px 28px rgba(207, 77, 48, 0.3);
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease;
}

.start-button:hover,
.start-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 32px rgba(207, 77, 48, 0.35);
}

.panel__actions {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 24px;
}

.more-games-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 14px 18px;
  border-radius: 18px;
  border: 1px solid rgba(18, 50, 74, 0.12);
  background: rgba(255, 252, 244, 0.84);
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  box-shadow: 0 12px 28px rgba(31, 59, 79, 0.12);
  transition: transform 140ms ease, box-shadow 140ms ease;
}

.more-games-button:hover,
.more-games-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(31, 59, 79, 0.18);
}

@media (max-width: 720px) {
  .hud {
    padding: 14px;
    gap: 12px;
    flex-direction: column;
    align-items: stretch;
  }

  .hud__right {
    justify-content: space-between;
  }

  .score-card {
    min-width: 0;
    flex: 1;
  }

  .panel {
    padding: 22px;
  }

  .panel__game-over {
    grid-template-columns: 1fr;
  }

  .panel__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .more-games-button,
  .start-button {
    width: 100%;
  }

  .touch-controls {
    display: grid;
  }
}