:root {
  --red: #ff5c57;
  --red-hot: #ff7a70;
  --red-deep: #e04a45;
  --sky: #5ec8ff;
  --amber: #ffca4a;
  --bg: #171a28;
  --bg-2: #1e2236;
  --panel: #252a42;
  --line: rgba(255,255,255,.10);
  --text: #f4f5fb;
  --muted: #9095b3;
  --font-display: 'Baloo 2', system-ui, sans-serif;
  --font-ui: 'Fredoka', -apple-system, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  width: 100%;
  overflow: hidden;
  background: var(--bg);
  font-family: var(--font-ui);
  color: var(--text);
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

.app {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  max-height: 100dvh;
  background:
    radial-gradient(90% 70% at 24% 0%, #2a2140 0%, #1c2036 46%, #171a28 100%);
  padding: max(8px, env(safe-area-inset-top)) 10px max(10px, env(safe-area-inset-bottom));
  gap: 8px;
}

/* ---------- topbar ---------- */

.topbar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.logo {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(15px, 3.4vw, 21px);
  letter-spacing: .3px;
  text-decoration: none;
  white-space: nowrap;
  color: #fff;
}
.logo img { width: 40px; height: auto; filter: drop-shadow(0 4px 10px rgba(255,92,87,.4)); }
.logo b { color: var(--red-hot); }

.stats {
  display: flex;
  gap: 6px;
  margin-left: auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  min-width: 0;
}
.stat {
  min-width: 0;
  flex: 1 1 auto;
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.stat--best { border-color: rgba(255,202,74,.5); background: rgba(255,202,74,.08); }
.stat-label {
  font-size: 9px;
  letter-spacing: .6px;
  text-transform: uppercase;
  color: var(--muted);
}
.stat-value {
  font-family: var(--font-display);
  font-size: clamp(15px, 3.6vw, 19px);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.stat-value i { font-style: normal; font-size: 10px; color: var(--muted); margin-left: 2px; font-weight: 600; }

.topbar-actions { display: flex; gap: 6px; }
.icon-btn {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: #fff;
  border-radius: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.icon-btn:hover { background: rgba(255,92,87,.2); border-color: rgba(255,92,87,.5); }
.icon-btn[aria-pressed="false"] .wave { display: none; }

/* ---------- stage ---------- */

.stage {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #12233a;
  box-shadow: 0 18px 44px rgba(0,0,0,.4);
  touch-action: none;
  cursor: pointer;
}
#canvas { display: block; width: 100%; height: 100%; }

.multi-badge {
  position: absolute;
  top: 10px; left: 12px;
  padding: 5px 13px;
  background: var(--amber);
  color: #3a2a00;
  font-family: var(--font-display);
  font-weight: 800;
  border-radius: 999px;
  animation: pulse 1s infinite ease-in-out;
}
@keyframes pulse { 0%,100% { transform: scale(1) } 50% { transform: scale(1.09) } }

.overlay {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  background: rgba(18,20,31,.72);
  backdrop-filter: blur(3px);
  padding: 16px;
  transition: opacity .18s;
}
.overlay.hidden { opacity: 0; pointer-events: none; }

.overlay-card {
  max-width: min(460px, 100%);
  width: 100%;
  text-align: center;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #2a3050, #20243a);
  border-radius: 20px;
  padding: 24px 22px;
  box-shadow: 0 22px 50px rgba(0,0,0,.5);
}
.overlay-card h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(21px, 5vw, 28px);
  font-weight: 800;
  color: #fff;
}
.overlay-card p { margin: 0 0 16px; color: var(--muted); font-size: 14px; line-height: 1.55; }

.overlay-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}
.overlay-stats div {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  border-radius: 12px;
  padding: 9px 6px;
}
.overlay-stats span { display: block; font-size: 9px; letter-spacing: .5px; text-transform: uppercase; color: var(--muted); }
.overlay-stats b { font-family: var(--font-display); font-size: 18px; font-weight: 800; }

.cta {
  border: 0;
  background: linear-gradient(180deg, var(--red-hot), var(--red) 65%, var(--red-deep));
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  padding: 13px 30px;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(255,92,87,.34);
  transition: transform .12s, filter .15s;
}
.cta:hover { filter: brightness(1.05); transform: translateY(-2px); }
.cta:active { transform: translateY(0); }

/* ---------- hud ---------- */

.hud { position: relative; display: flex; flex-direction: column; gap: 6px; align-items: center; }
.hud-controls { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; align-items: center; }

.pill-btn {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: #fff;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 13px;
  padding: 9px 15px;
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .12s;
}
.pill-btn:hover:not(:disabled) { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.25); }
.pill-btn:active:not(:disabled) { transform: translateY(1px); }
.pill-btn:disabled { opacity: .4; cursor: not-allowed; }
.pill-btn--primary { background: linear-gradient(180deg, var(--red-hot), var(--red)); border-color: transparent; box-shadow: 0 6px 16px rgba(255,92,87,.3); }
.pill-btn--primary:hover:not(:disabled) { filter: brightness(1.05); }

.pill-btn--speed .bolt { color: var(--amber); }
.pill-btn--speed .speed-x { color: var(--muted); }
.pill-btn--speed[aria-pressed="true"] {
  background: linear-gradient(90deg, rgba(255,202,74,.25), rgba(255,92,87,.3));
  border-color: rgba(255,202,74,.6);
  box-shadow: 0 0 16px rgba(255,202,74,.3);
}
.pill-btn--speed[aria-pressed="true"] .speed-x { color: #fff; }

.mode {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 11px;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--muted);
}
.mode select {
  border: 0;
  background: transparent;
  color: #fff;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 13px;
  outline: none;
  cursor: pointer;
}
.mode select option { background: #252a42; color: #fff; }

.hud-note { font-size: 10px; letter-spacing: .4px; color: #6d7290; }

/* ---------- modal ---------- */

.modal {
  position: fixed; inset: 0;
  display: grid; place-items: center;
  background: rgba(12,14,22,.78);
  padding: 16px;
  z-index: 30;
}
.modal.hidden { display: none; }
.modal-card {
  position: relative;
  width: min(520px, 100%);
  max-height: 82vh;
  overflow: auto;
  border: 1px solid var(--line);
  background: #20243a;
  border-radius: 18px;
  padding: 24px;
}
.modal-close {
  position: absolute; top: 10px; right: 10px;
  width: 30px; height: 30px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: #fff;
  border-radius: 10px;
  cursor: pointer;
}
.modal-body h3 { margin: 0 0 12px; font-family: var(--font-display); font-size: 19px; color: #fff; }
.modal-body h4 { margin: 16px 0 6px; font-size: 13px; text-transform: uppercase; letter-spacing: .6px; color: var(--red-hot); }
.modal-body p, .modal-body li { font-size: 13.5px; line-height: 1.6; color: var(--muted); }
.modal-body b { color: #fff; }
.modal-body ul { margin: 0; padding-left: 18px; }

/* ---------- toast ---------- */

.toast {
  position: absolute;
  left: 50%;
  bottom: 78px;
  transform: translateX(-50%);
  background: rgba(32,36,58,.96);
  border: 1px solid rgba(255,92,87,.5);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 12.5px;
  font-weight: 600;
  z-index: 20;
  transition: opacity .2s;
}
.toast.hidden { opacity: 0; pointer-events: none; }

.hidden { display: none; }
.overlay.hidden, .toast.hidden { display: grid; }
.toast.hidden { display: block; }

@media (max-width: 620px) {
  .app { padding-left: 8px; padding-right: 8px; }
  .logo { font-size: 17px; }
  .logo img { width: 30px; }
  .stats { flex: 1 1 100%; margin-left: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 5px; }
  .stat { padding: 4px 7px; min-width: 0; overflow: hidden; }
  .stat-label { font-size: 8px; letter-spacing: .3px; }
  .stat-value { font-size: 14px; }
  .topbar-actions { position: absolute; top: 0; right: 0; }
  .overlay-card h2 { font-size: 21px; }
  .overlay-card p { font-size: 13px; }
  .hud-note { display: none; }
}
@media (max-width: 380px) {
  .stat--best { display: none; }
}