:root {
  --primary: #3182f6;
  --primary-hover: #2563eb;
  --primary-soft: rgba(49, 130, 246, 0.16);
  --bg: #0b1120;
  --app-bg: #111827;
  --card-bg: #1e293b;
  --card-hover: #26354d;
  --border: #334155;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --accent: #f59e0b;
  --accent-soft: rgba(245, 158, 11, 0.18);
  --success: #10b981;
  --danger: #ef4444;
  --purple: #8b5cf6;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  -webkit-touch-callout: none;
  -webkit-user-drag: none;
  -webkit-tap-highlight-color: transparent;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

img, svg, a, button, canvas {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
}

*::-webkit-scrollbar {
  width: 0 !important;
  height: 0 !important;
  display: none !important;
}

html, body {
  width: 100%;
  height: 100%;
  height: 100dvh;
  overflow: hidden;
  overscroll-behavior: none;
  overscroll-behavior-y: none;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Noto Sans KR", "Segoe UI", sans-serif;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

@keyframes popIn {
  0% { transform: scale(0.85); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(49, 130, 246, 0.45); }
  50% { box-shadow: 0 0 0 8px rgba(49, 130, 246, 0); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}