/* RUSH CRASH — UI-Styles */
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

:root {
  --navy: #101826;
  --navy2: #1a2436;
  --amber: #ffb300;
  --amber2: #ff8f00;
  --text: #f2f5fa;
  --sub: #93a1b8;
}

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--navy);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
}

#game { position: fixed; inset: 0; display: block; }

.hidden { display: none !important; }

/* ---------- Screens ---------- */
.screen {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at 50% 30%, rgba(16, 24, 38, 0.55), rgba(10, 14, 24, 0.88));
  backdrop-filter: blur(3px);
  z-index: 20;
  animation: fadeIn 0.25s ease;
  overflow-y: auto;
  padding: 20px 0;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.menuCard {
  width: min(92vw, 420px);
  display: flex; flex-direction: column; align-items: center;
  gap: 12px;
  padding: 28px 22px;
  margin: auto;
}
.menuCard.wide { width: min(94vw, 560px); }

.logo {
  font-size: clamp(46px, 11vw, 68px);
  font-weight: 900;
  letter-spacing: 2px;
  line-height: 0.95;
  text-align: center;
  color: var(--text);
  text-shadow: 0 4px 0 rgba(0,0,0,0.35), 0 10px 30px rgba(0,0,0,0.5);
  transform: rotate(-2deg);
  animation: logoIn 0.55s cubic-bezier(0.2, 1.6, 0.4, 1);
}
.logo span {
  display: block;
  background: linear-gradient(180deg, #ffd23d 20%, var(--amber) 55%, var(--amber2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 4px 0 rgba(120, 60, 0, 0.55)) drop-shadow(0 8px 22px rgba(255, 143, 0, 0.35));
}
@keyframes logoIn {
  from { transform: rotate(-2deg) scale(0.6) translateY(-30px); opacity: 0; }
  to { transform: rotate(-2deg) scale(1) translateY(0); opacity: 1; }
}
.tagline {
  color: #c8d2e0;
  font-weight: 800;
  letter-spacing: 5px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 2px;
  text-shadow: 0 2px 6px rgba(0,0,0,0.6);
}
.menuBest {
  background: rgba(255, 179, 0, 0.14);
  border: 1.5px solid rgba(255, 179, 0, 0.4);
  color: #ffd23d;
  font-weight: 800;
  font-size: 14px;
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 6px;
}

/* ---------- Buttons ---------- */
.bigBtn {
  position: relative;
  overflow: hidden;
  width: 100%;
  border: none;
  border-radius: 18px;
  padding: 13px 18px;
  background: linear-gradient(180deg, #223048, #182338);
  color: var(--text);
  font-family: inherit;
  font-size: 19px;
  font-weight: 800;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 13px;
  box-shadow: 0 4px 0 rgba(0,0,0,0.4), inset 0 1.5px 0 rgba(255,255,255,0.09);
  transition: transform 0.1s ease, filter 0.15s, box-shadow 0.1s;
}
#menu .bigBtn { animation: btnIn 0.45s cubic-bezier(0.2, 1.4, 0.4, 1) backwards; }
#menu .bigBtn:nth-of-type(1) { animation-delay: 0.08s; }
#menu .bigBtn:nth-of-type(2) { animation-delay: 0.16s; }
#menu .bigBtn:nth-of-type(3) { animation-delay: 0.24s; }
@keyframes btnIn {
  from { transform: translateY(26px) scale(0.92); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}
.bigBtn:active { transform: translateY(3px) !important; box-shadow: 0 1px 0 rgba(0,0,0,0.4); }
.bigBtn:hover { filter: brightness(1.14); transform: translateY(-1px); }
.bigBtn.primary {
  background: linear-gradient(180deg, #ffcf3d, var(--amber) 45%, var(--amber2));
  color: #2a1a00;
  box-shadow: 0 5px 0 #a35c00, 0 8px 24px rgba(255, 143, 0, 0.35), inset 0 1.5px 0 rgba(255,255,255,0.5);
}
.bigBtn.primary::after {
  content: '';
  position: absolute;
  top: 0; left: -80%;
  width: 45%; height: 100%;
  background: linear-gradient(105deg, transparent, rgba(255,255,255,0.5), transparent);
  animation: shine 3.2s ease-in-out infinite;
}
@keyframes shine {
  0%, 62% { left: -80%; }
  86%, 100% { left: 140%; }
}
.bigBtn.primary:active { box-shadow: 0 1px 0 #a35c00; }
.bigBtn.revive {
  background: linear-gradient(180deg, #46e07d, #26a352 55%, #1c8442);
  color: #04240f;
  box-shadow: 0 5px 0 #14622f, 0 8px 24px rgba(62, 207, 110, 0.35), inset 0 1.5px 0 rgba(255,255,255,0.4);
}
.bigBtn.revive:active { box-shadow: 0 1px 0 #14622f; }
.btnIco { font-size: 27px; filter: drop-shadow(0 2px 3px rgba(0,0,0,0.3)); }
.btnCol { display: flex; flex-direction: column; align-items: flex-start; gap: 1px; }
.btnTitle { font-size: 20px; letter-spacing: 1px; }
.btnSub { font-size: 12.5px; font-weight: 600; opacity: 0.78; }

.miniBtn, .iconBtn {
  border: none;
  border-radius: 12px;
  background: rgba(255,255,255,0.08);
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  padding: 9px 14px;
  cursor: pointer;
}
.miniBtn:hover, .iconBtn:hover { background: rgba(255,255,255,0.16); }
.menuFoot { display: flex; gap: 10px; margin-top: 6px; }

/* ---------- How-To ---------- */
.howBox {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  padding: 13px 16px;
  display: flex; flex-direction: column; gap: 6px;
  margin-top: 4px;
}
.howTitle { font-size: 12px; font-weight: 800; letter-spacing: 2px; color: var(--amber); }
.howLine { font-size: 13.5px; color: #c8d2e0; font-weight: 600; }

/* ---------- Level-Grid ---------- */
.screenTitle {
  font-size: 34px; font-weight: 900; letter-spacing: 1px;
  text-shadow: 0 3px 0 rgba(0,0,0,0.35);
}
.crashTitle { color: #ff5f52; }
#levelGrid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  width: 100%;
}
.lvBtn {
  position: relative;
  aspect-ratio: 1;
  border: none; border-radius: 14px;
  background: var(--navy2);
  color: var(--text);
  font-family: inherit;
  cursor: pointer;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  box-shadow: 0 3px 0 rgba(0,0,0,0.35);
  transition: transform 0.08s;
}
.lvBtn:not(.locked):hover { filter: brightness(1.15); }
.lvBtn:not(.locked):active { transform: translateY(2px); }
.lvBtn.locked { opacity: 0.45; cursor: default; }
.lvNum { font-size: 21px; font-weight: 900; }
.lvStars { font-size: 11px; color: var(--amber); letter-spacing: 1px; }
.lvLock { position: absolute; font-size: 15px; bottom: 5px; }

/* ---------- HUD ---------- */
#hud {
  position: fixed; top: 0; left: 0; right: 0;
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: max(10px, env(safe-area-inset-top)) 14px 0 14px;
  z-index: 10;
  pointer-events: none;
}
#hud button { pointer-events: auto; }
#hudScore {
  font-size: 38px; font-weight: 900;
  text-shadow: 0 3px 0 rgba(0,0,0,0.4), 0 6px 18px rgba(0,0,0,0.4);
}
#hudSub { font-size: 13px; font-weight: 700; color: #d7deea; text-shadow: 0 2px 4px rgba(0,0,0,0.6); }
#hudRight { display: flex; gap: 8px; }
.iconBtn { font-size: 17px; width: 42px; height: 42px; padding: 0; }

#hudDuel {
  position: fixed; top: max(10px, env(safe-area-inset-top)); left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 14px; align-items: center;
  font-size: 30px; font-weight: 900;
  text-shadow: 0 3px 0 rgba(0,0,0,0.4);
}
.duelVs { font-size: 15px; color: var(--amber); }

#duelHint {
  position: fixed; bottom: max(14px, env(safe-area-inset-bottom)); left: 50%;
  transform: translateX(-50%);
  background: rgba(10, 16, 28, 0.85);
  border-radius: 12px;
  padding: 9px 16px;
  font-size: 13.5px; font-weight: 700;
  z-index: 15;
  white-space: nowrap;
}

/* ---------- Tutorial-Banner ---------- */
#tutBanner {
  position: fixed;
  top: 22%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(10, 16, 28, 0.88);
  border: 2px solid var(--amber);
  border-radius: 16px;
  padding: 12px 20px;
  font-size: 16px;
  font-weight: 800;
  z-index: 15;
  display: flex; align-items: center; gap: 10px;
  max-width: 88vw;
  text-align: center;
  animation: fadeIn 0.4s ease;
  pointer-events: none;
}
.tutHand { font-size: 26px; animation: tapPulse 1s ease-in-out infinite; }
@keyframes tapPulse {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(7px) scale(0.88); }
}

/* ---------- Game Over ---------- */
.scoreRow { display: flex; align-items: baseline; justify-content: center; }
.scoreBig {
  font-size: 62px; font-weight: 900; color: var(--amber);
  text-shadow: 0 4px 0 rgba(120,60,0,0.5), 0 10px 30px rgba(0,0,0,0.4);
}
.scoreRow.small { font-size: 16px; font-weight: 700; color: var(--sub); }
.newBest {
  background: linear-gradient(180deg, #3ecf6e, #26a352);
  color: #04240f;
  font-weight: 900;
  padding: 5px 16px;
  border-radius: 999px;
  font-size: 14px;
  letter-spacing: 1px;
  animation: pop 0.4s cubic-bezier(0.2, 2.2, 0.4, 1);
}
@keyframes pop { from { transform: scale(0); } to { transform: scale(1); } }
.stars { font-size: 44px; letter-spacing: 6px; }
.starOn { color: var(--amber); text-shadow: 0 3px 0 rgba(120,60,0,0.5); }
.starOff { color: rgba(255,255,255,0.15); }