:root {
  --bg: #060813;
  --card: rgba(14, 18, 32, 0.82);
  --card-2: rgba(24, 29, 49, 0.8);
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #f8fbff;
  --muted: #95a1bb;
  --cyan: #58ebff;
  --violet: #a78bff;
  --pink: #ff66d9;
  --green: #90ffbf;
  --gold: #ffe58a;
  --danger: #ff6175;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.5);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; min-height: 100%; overflow-x: hidden; }
body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 0%, rgba(88, 235, 255, 0.23), transparent 28%),
    radial-gradient(circle at 90% 14%, rgba(255, 102, 217, 0.18), transparent 26%),
    radial-gradient(circle at 50% 100%, rgba(167, 139, 255, 0.16), transparent 30%),
    linear-gradient(145deg, #05070f 0%, #0c1121 52%, #05070f 100%);
  user-select: none;
  touch-action: manipulation;
}
body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  z-index: 0;
  filter: blur(42px);
  opacity: 0.6;
}
body::before {
  width: 220px;
  height: 220px;
  left: -50px;
  top: 12vh;
  border-radius: 50%;
  background: rgba(88, 235, 255, 0.18);
}
body::after {
  width: 240px;
  height: 240px;
  right: -70px;
  bottom: 10vh;
  border-radius: 50%;
  background: rgba(255, 102, 217, 0.14);
}

button {
  font: inherit;
  border: 0;
  color: var(--text);
  cursor: pointer;
}

.app-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.hero-card {
  position: relative;
  width: min(100%, 520px);
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.025)),
    linear-gradient(180deg, rgba(15, 19, 35, 0.92), rgba(10, 14, 27, 0.92));
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  overflow: hidden;
}
.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(88,235,255,0.45), rgba(167,139,255,0.2), rgba(255,102,217,0.35));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}
.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -60px -80px auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(88,235,255,0.18), transparent 70%);
  pointer-events: none;
}

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

.title-group { min-width: 0; }
.eyebrow {
  margin: 0 0 4px;
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.19em;
  font-weight: 900;
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  margin: 0;
  font-size: clamp(28px, 8vw, 44px);
  line-height: 0.9;
  letter-spacing: -0.065em;
  text-shadow: 0 0 28px rgba(88, 235, 255, 0.12);
}
.subtitle {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .02em;
}

.coin-pill {
  position: relative;
  min-width: 92px;
  height: 46px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid rgba(88,235,255,0.22);
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(88, 235, 255, 0.12), rgba(88, 235, 255, 0.05));
  box-shadow: inset 0 0 22px rgba(88,235,255,0.08), 0 10px 24px rgba(0,0,0,0.18);
}
.coin-pill::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), transparent 44%);
  pointer-events: none;
}
.coin-pill span {
  color: var(--gold);
  font-size: 19px;
  text-shadow: 0 0 12px rgba(255, 229, 138, 0.35);
}
.coin-pill b { font-size: 18px; }

.canvas-wrap {
  position: relative;
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 28px;
  background: #040612;
  box-shadow: inset 0 0 44px rgba(88,235,255,0.07), 0 16px 40px rgba(0, 0, 0, 0.28);
}
.canvas-wrap::before,
.canvas-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}
.canvas-wrap::before {
  background:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.42;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.65), rgba(0,0,0,0));
}
.canvas-wrap::after {
  background:
    radial-gradient(circle at 50% -20%, rgba(88,235,255,0.15), transparent 38%),
    radial-gradient(circle at 80% 0%, rgba(255,102,217,0.12), transparent 28%),
    linear-gradient(180deg, rgba(255,255,255,0.035), transparent 18%, transparent 82%, rgba(255,255,255,0.035));
}

#gameCanvas {
  display: block;
  width: 100%;
  height: min(68vh, 680px);
  min-height: 520px;
  background: #040612;
}

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 28px;
  background: linear-gradient(180deg, rgba(4, 6, 18, 0.28), rgba(4, 6, 18, 0.86));
  backdrop-filter: blur(4px);
  z-index: 5;
}
.overlay.hidden { display: none; }

.menu-overlay h2,
.gameover-overlay h2 {
  margin: 10px 0 8px;
  font-size: clamp(36px, 10vw, 62px);
  line-height: 0.9;
  letter-spacing: -0.07em;
}
.menu-overlay p {
  max-width: 320px;
  margin-bottom: 16px;
  color: #d3ddf1;
  line-height: 1.52;
}

.logo-loop {
  width: 92px;
  height: 92px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(88,235,255,0.26), transparent 70%);
  animation: floaty 2.1s ease-in-out infinite;
}
.logo-loop span {
  width: 64px;
  height: 64px;
  display: block;
  border-radius: 50%;
  border: 10px solid var(--cyan);
  border-top-color: var(--pink);
  border-right-color: var(--violet);
  box-shadow: 0 0 24px rgba(88,235,255,0.5), inset 0 0 18px rgba(255,255,255,0.18);
}

.feature-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 0 0 18px;
}
.feature-chips span {
  padding: 8px 10px;
  border: 1px solid rgba(255,255,255,0.11);
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: #dce5f4;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .1em;
}

.primary-btn,
.ghost-btn,
.tab-btn,
.icon-btn {
  border-radius: 18px;
  transition: transform .15s ease, opacity .15s ease, border-color .15s ease, box-shadow .15s ease, background .2s ease;
}
.primary-btn:hover,
.ghost-btn:hover,
.tab-btn:hover,
.icon-btn:hover { transform: translateY(-1px); }
.primary-btn:active,
.ghost-btn:active,
.tab-btn:active,
.icon-btn:active { transform: scale(0.97); }

.primary-btn {
  position: relative;
  min-width: 186px;
  padding: 15px 26px;
  font-weight: 950;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, var(--cyan), var(--violet) 56%, var(--pink));
  box-shadow: 0 18px 36px rgba(88, 235, 255, 0.24);
}
.primary-btn::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255,255,255,0.18), transparent 38%);
  pointer-events: none;
}
.ghost-btn {
  min-width: 180px;
  margin-top: 10px;
  padding: 13px 24px;
  font-weight: 900;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
}
.ghost-btn:hover { background: rgba(255,255,255,0.1); }

.mini-stats,
.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(96px, 1fr));
  gap: 10px;
  margin-top: 18px;
  width: min(100%, 278px);
}
.result-grid { grid-template-columns: repeat(4, 1fr); width: min(100%, 390px); margin-bottom: 10px; }
.mini-stats div,
.result-grid div,
.collection-item {
  padding: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
}
small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.mini-stats b,
.result-grid b,
.collection-item b { display: block; margin-top: 4px; font-size: 22px; }

.goal-card {
  width: min(100%, 320px);
  margin-top: 12px;
  padding: 13px 14px;
  border: 1px solid rgba(144,255,191,0.18);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(144,255,191,0.12), rgba(88,235,255,0.05));
}
.goal-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 12px;
}
.goal-head b {
  color: var(--green);
  font-size: 20px;
}
.goal-bar {
  height: 8px;
  overflow: hidden;
  margin-top: 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.1);
}
.goal-bar span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), var(--cyan), var(--violet));
  box-shadow: 0 0 16px rgba(144,255,191,0.34);
  transition: width .35s ease;
}
.goal-card p {
  margin: 7px 0 0;
  color: #d1def2;
  font-size: 12px;
}

.bonus-line {
  min-height: 20px;
  margin: 0 0 12px;
  color: var(--green);
  font-size: 13px;
  font-weight: 850;
}
.tap-retry-line {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.hud-row {
  margin-top: 14px;
  gap: 10px;
}
.tab-btn {
  position: relative;
  flex: 1;
  min-height: 48px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .08em;
  background: linear-gradient(180deg, rgba(26, 31, 53, 0.92), rgba(20, 24, 43, 0.92));
  border: 1px solid rgba(255,255,255,0.11);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
}
.tab-btn:hover { border-color: rgba(88,235,255,0.22); }
.tab-btn.danger {
  color: #ffd6dc;
  border-color: rgba(255,97,117,0.28);
}
.tab-btn.danger:hover { border-color: rgba(255,97,117,0.45); }
.hint-line {
  margin: 12px 0 0;
  color: var(--muted);
  text-align: center;
  font-size: 12px;
}

.panel-dialog {
  width: min(94vw, 500px);
  max-height: min(82vh, 720px);
  overflow: auto;
  padding: 16px;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(18, 22, 39, 0.98), rgba(14, 17, 31, 0.98));
  box-shadow: var(--shadow);
}
.panel-dialog::backdrop { background: rgba(0,0,0,0.58); backdrop-filter: blur(7px); }
.panel-dialog h3 { margin: 0; font-size: 28px; letter-spacing: -0.05em; }
.icon-btn {
  width: 42px;
  height: 42px;
  font-size: 28px;
  line-height: 1;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
}
.card-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}
.shop-card {
  display: grid;
  grid-template-columns: 58px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,0.11);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.04));
}
.skin-preview {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 9px solid var(--cyan);
  box-shadow: 0 0 18px rgba(88,235,255,0.42);
}
.shop-info h4 { margin: 0 0 4px; font-size: 16px; }
.shop-info p { margin: 0; color: var(--muted); font-size: 12px; }
.shop-action {
  min-width: 82px;
  min-height: 38px;
  border-radius: 14px;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 950;
  background: rgba(88,235,255,0.14);
  border: 1px solid rgba(88,235,255,0.25);
}
.shop-action.locked { background: rgba(255,255,255,0.07); border-color: rgba(255,255,255,0.11); }
.shop-action.equipped { background: linear-gradient(135deg, rgba(144,255,191,0.28), rgba(88,235,255,0.18)); color: var(--green); }

.collection-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}
.collection-item { text-align: center; }

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@media (max-width: 420px) {
  .app-shell { padding: 10px; }
  .hero-card { padding: 12px; border-radius: 24px; }
  #gameCanvas { min-height: 500px; height: 67vh; }
  .result-grid { gap: 7px; }
  .result-grid div { padding: 10px 4px; }
  .result-grid b { font-size: 19px; }
  .hud-row { gap: 8px; }
  .tab-btn { font-size: 11px; }
  .feature-chips { gap: 6px; }
  .feature-chips span { font-size: 9px; padding: 7px 9px; }
  .subtitle { max-width: 180px; }
}