:root {
  --ink: #2b3a55;
  --muted: #6b7890;
  --stop: #29a8ff;
  --stop-near: #00d1ff;
  --done: #9b5cf6;
  --accent: #ff5a5f;
  --card: #ffffff;
  --sheet: #f7f9fc;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  font-family: 'Nunito', system-ui, sans-serif;
  font-weight: 700;
  color: var(--ink);
  background: #b6e7a8;
}

button { font: inherit; color: inherit; cursor: pointer; }

#map { position: fixed; inset: 0; }

/* ---------- HUD ---------- */
.hud {
  position: fixed;
  top: calc(12px + env(safe-area-inset-top));
  left: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: none;
}
.hud__progress {
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 8px 14px;
  font-size: 1.1rem;
  font-weight: 900;
  background: var(--card);
  border-radius: 999px;
  box-shadow: 0 3px 0 rgba(43, 58, 85, 0.15);
}
.hud__status {
  margin: 0;
  padding: 6px 12px;
  font-size: 0.8rem;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 999px;
}

/* ---------- Buttons ---------- */
.collect {
  position: fixed;
  left: 50%;
  bottom: calc(128px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  width: max-content;
  max-width: calc(100% - 32px);
  white-space: nowrap;
  min-height: 56px;
  padding: 0 28px;
  border: 0;
  border-radius: 999px;
  font-size: 1.1rem;
  font-weight: 900;
  color: #fff;
  background: var(--accent);
  box-shadow: 0 5px 0 #c9383d;
  animation: bounce 1.2s ease-in-out infinite;
}

.fab {
  position: fixed;
  left: 50%;
  bottom: calc(44px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  width: 68px;
  height: 68px;
  border: 4px solid #fff;
  border-radius: 22px;
  font-size: 1.9rem;
  background: var(--done);
  box-shadow: 0 5px 0 #7440d6, 0 8px 18px rgba(43, 58, 85, 0.25);
}

/* ---------- Stamp book sheet ---------- */
.sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  max-height: 70dvh;
  overflow-y: auto;
  padding: 16px 16px calc(24px + env(safe-area-inset-bottom));
  background: var(--sheet);
  border-radius: 24px 24px 0 0;
  box-shadow: 0 -6px 24px rgba(43, 58, 85, 0.25);
  animation: slide-up 0.25s ease-out;
}
.sheet[hidden] { display: none; }
.sheet__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.sheet__head h2 { margin: 0; font-size: 1.3rem; font-weight: 900; }
.sheet__close {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: #e4e9f2;
  font-size: 1.1rem;
}

.book { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.stamp {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  background: var(--card);
  border-radius: 16px;
  box-shadow: 0 3px 0 rgba(43, 58, 85, 0.08);
}
.stamp__emoji {
  width: 52px;
  height: 52px;
  flex: none;
  display: grid;
  place-items: center;
  font-size: 1.7rem;
  border: 3px dashed #c3cbd8;
  border-radius: 50%;
  filter: grayscale(1);
  opacity: 0.5;
}
.stamp--done .stamp__emoji {
  border: 3px solid var(--done);
  background: #efe7ff;
  filter: none;
  opacity: 1;
  transform: rotate(-8deg);
}
.stamp__info { display: flex; flex-direction: column; }
.stamp__info small { color: var(--muted); font-weight: 700; }

.reset {
  width: 100%;
  margin-top: 12px;
  padding: 10px;
  border: 2px solid #c3cbd8;
  border-radius: 12px;
  background: transparent;
}

/* ---------- Map markers ---------- */
.stop {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}
.stop__label {
  margin-bottom: 4px;
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
  background: #fff;
  border-radius: 999px;
  opacity: 0;
  transition: opacity 0.2s;
}
.stop__badge {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 4px solid #fff;
  border-radius: 12px;
  background: var(--stop);
  transform: rotate(45deg);
  box-shadow: 0 3px 0 rgba(43, 58, 85, 0.2);
  animation: float 2.4s ease-in-out infinite;
}
.stop__emoji { transform: rotate(-45deg); font-size: 22px; }
.stop__pole { width: 4px; height: 22px; background: #fff; border-radius: 2px; }
.stop__shadow { width: 26px; height: 8px; margin-top: -4px; border-radius: 50%; background: rgba(43, 58, 85, 0.25); }

.stop[data-state='far'] .stop__emoji { filter: grayscale(0.6); }
.stop[data-state='near'] .stop__label { opacity: 1; }
.stop[data-state='near'] .stop__badge {
  background: var(--stop-near);
  animation: float 1.2s ease-in-out infinite, glow 1.2s ease-in-out infinite;
}
.stop[data-state='done'] .stop__badge { background: var(--done); }

.player { width: 40px; height: 56px; pointer-events: none; }
.player svg { width: 100%; height: 100%; overflow: visible; }
.player__shadow { fill: rgba(43, 58, 85, 0.3); }
.player__body { fill: var(--accent); stroke: #fff; stroke-width: 3; }
.player__head { fill: #ffd9b8; stroke: #fff; stroke-width: 3; }
.player__cap { fill: var(--ink); }

/* ---------- Collect celebration ---------- */
.toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 24px 32px;
  background: var(--card);
  border-radius: 24px;
  box-shadow: 0 8px 0 rgba(43, 58, 85, 0.15), 0 12px 40px rgba(43, 58, 85, 0.3);
  text-align: center;
}
.toast[hidden] { display: none; }
.toast strong { font-size: 1.2rem; font-weight: 900; }
.toast small { color: var(--done); font-weight: 800; }
.toast__stamp {
  width: 96px;
  height: 96px;
  display: grid;
  place-items: center;
  margin-bottom: 8px;
  font-size: 3rem;
  border: 5px solid var(--done);
  border-radius: 50%;
  background: #efe7ff;
  animation: stamp 0.45s cubic-bezier(0.2, 1.6, 0.4, 1) both;
}

/* ---------- Animations ---------- */
@keyframes float {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -6px; }
}
@keyframes glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 209, 255, 0.7); }
  50% { box-shadow: 0 0 0 12px rgba(0, 209, 255, 0); }
}
@keyframes bounce {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -4px; }
}
@keyframes slide-up {
  from { transform: translateY(100%); }
}
@keyframes stamp {
  from { transform: scale(2.4) rotate(12deg); opacity: 0; }
  to { transform: scale(1) rotate(-8deg); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; }
}