{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "button-badge",
  "type": "registry:ui",
  "title": "Button Badge",
  "description": "iOS 26 liquid-glass pill with floating spring-animated notification badge.",
  "dependencies": [
    "motion"
  ],
  "files": [
    {
      "path": "registry/ruixenui/button-badge.tsx",
      "content": "\"use client\";\n\nimport * as React from \"react\";\nimport { motion, AnimatePresence } from \"motion/react\";\n\n/* ── sound ── */\nlet _a: AudioContext, _b: AudioBuffer;\nconst tick = () => {\n  if (typeof window === \"undefined\") return;\n  if (!_a) {\n    _a = new AudioContext();\n    _b = _a.createBuffer(1, (_a.sampleRate * 0.003) | 0, _a.sampleRate);\n    const d = _b.getChannelData(0);\n    for (let i = 0; i < d.length; i++)\n      d[i] = (Math.random() * 2 - 1) * (1 - i / d.length) ** 4;\n  }\n  const s = _a.createBufferSource();\n  s.buffer = _b;\n  const g = _a.createGain();\n  g.gain.value = 0.08;\n  s.connect(g).connect(_a.destination);\n  s.start();\n};\n\n/* ── theme ── */\nconst CSS = `\n.bb{\n  --bb-glass:linear-gradient(180deg,rgba(255,255,255,0.78),rgba(255,255,255,0.62));\n  --bb-border:rgba(0,0,0,0.06);\n  --bb-shadow:0 0 1px rgba(0,0,0,0.04),0 2px 8px rgba(0,0,0,0.04),inset 0 1px 0 rgba(255,255,255,0.8);\n  --bb-hi:rgba(0,0,0,0.88);\n  --bb-badge:#FF3B30;\n  --bb-badge-t:#fff\n}\n.dark .bb,[data-theme=\"dark\"] .bb{\n  --bb-glass:linear-gradient(180deg,rgba(255,255,255,0.05),rgba(255,255,255,0.02));\n  --bb-border:rgba(255,255,255,0.07);\n  --bb-shadow:0 1px 3px rgba(0,0,0,0.08),inset 0 1px 0 rgba(255,255,255,0.04);\n  --bb-hi:rgba(255,255,255,0.88);\n  --bb-badge:#FF453A;\n  --bb-badge-t:#fff\n}`;\n\n/* ── component ── */\nexport interface ButtonBadgeProps {\n  children: React.ReactNode;\n  badge?: number | string;\n  onClick?: () => void;\n  sound?: boolean;\n  style?: React.CSSProperties;\n}\n\nexport function ButtonBadge({\n  children,\n  badge,\n  onClick,\n  sound = true,\n  style,\n}: ButtonBadgeProps) {\n  return (\n    <>\n      <style dangerouslySetInnerHTML={{ __html: CSS }} />\n      <motion.button\n        className=\"bb\"\n        onClick={() => {\n          onClick?.();\n          if (sound) tick();\n        }}\n        whileHover={{ scale: 1.04 }}\n        whileTap={{ scale: 0.96 }}\n        transition={{ type: \"spring\", stiffness: 500, damping: 30 }}\n        style={{\n          position: \"relative\",\n          display: \"inline-flex\",\n          alignItems: \"center\",\n          gap: 6,\n          padding: \"8px 14px\",\n          borderRadius: 10,\n          border: \"1px solid var(--bb-border)\",\n          background: \"var(--bb-glass)\",\n          boxShadow: \"var(--bb-shadow)\",\n          backdropFilter: \"blur(24px)\",\n          WebkitBackdropFilter: \"blur(24px)\",\n          color: \"var(--bb-hi)\",\n          fontSize: 13,\n          fontWeight: 500,\n          cursor: \"pointer\",\n          outline: \"none\",\n          userSelect: \"none\",\n          ...style,\n        }}\n      >\n        {children}\n        <AnimatePresence mode=\"wait\">\n          {badge !== undefined && (\n            <motion.span\n              key={String(badge)}\n              initial={{ scale: 0.4, opacity: 0 }}\n              animate={{ scale: 1, opacity: 1 }}\n              exit={{ scale: 0.4, opacity: 0 }}\n              transition={{ type: \"spring\", stiffness: 500, damping: 22 }}\n              style={{\n                position: \"absolute\",\n                top: -6,\n                right: -6,\n                display: \"flex\",\n                alignItems: \"center\",\n                justifyContent: \"center\",\n                minWidth: 18,\n                height: 18,\n                padding: \"0 5px\",\n                borderRadius: 9,\n                background: \"var(--bb-badge)\",\n                color: \"var(--bb-badge-t)\",\n                fontSize: 11,\n                fontWeight: 600,\n                lineHeight: 1,\n              }}\n            >\n              {badge}\n            </motion.span>\n          )}\n        </AnimatePresence>\n      </motion.button>\n    </>\n  );\n}\n\nexport default ButtonBadge;\n",
      "type": "registry:ui",
      "target": "components/ruixen/button-badge.tsx"
    }
  ]
}