{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "hover-preview-button",
  "type": "registry:ui",
  "title": "Hover Preview Button",
  "description": "iOS 26 liquid-glass pill with spring-animated hover preview panel.",
  "dependencies": [
    "motion"
  ],
  "files": [
    {
      "path": "registry/ruixenui/hover-preview-button.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.hp{\n  --hp-glass:linear-gradient(180deg,rgba(255,255,255,0.78),rgba(255,255,255,0.62));\n  --hp-border:rgba(0,0,0,0.06);\n  --hp-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  --hp-hi:rgba(0,0,0,0.88);\n  --hp-dim:rgba(0,0,0,0.55);\n  --hp-preview-shadow:0 12px 40px rgba(0,0,0,0.12),0 0 1px rgba(0,0,0,0.06)\n}\n.dark .hp,[data-theme=\"dark\"] .hp{\n  --hp-glass:linear-gradient(180deg,rgba(255,255,255,0.05),rgba(255,255,255,0.02));\n  --hp-border:rgba(255,255,255,0.07);\n  --hp-shadow:0 1px 3px rgba(0,0,0,0.08),inset 0 1px 0 rgba(255,255,255,0.04);\n  --hp-hi:rgba(255,255,255,0.88);\n  --hp-dim:rgba(255,255,255,0.5);\n  --hp-preview-shadow:0 12px 40px rgba(0,0,0,0.3),0 0 1px rgba(255,255,255,0.06)\n}`;\n\n/* ── component ── */\nexport interface HoverPreviewButtonProps {\n  label: string;\n  previewContent: React.ReactNode;\n  sound?: boolean;\n  style?: React.CSSProperties;\n}\n\nexport default function HoverPreviewButton({\n  label,\n  previewContent,\n  sound = true,\n  style,\n}: HoverPreviewButtonProps) {\n  const [hovered, setHovered] = React.useState(false);\n  const entered = React.useRef(false);\n\n  return (\n    <>\n      <style dangerouslySetInnerHTML={{ __html: CSS }} />\n      <div\n        className=\"hp\"\n        style={{\n          position: \"relative\",\n          display: \"inline-block\",\n          ...style,\n        }}\n        onMouseEnter={() => {\n          setHovered(true);\n          if (!entered.current && sound) {\n            tick();\n            entered.current = true;\n          }\n        }}\n        onMouseLeave={() => {\n          setHovered(false);\n          entered.current = false;\n        }}\n      >\n        <motion.button\n          whileHover={{ scale: 1.04 }}\n          whileTap={{ scale: 0.96 }}\n          transition={{ type: \"spring\", stiffness: 500, damping: 30 }}\n          style={{\n            display: \"inline-flex\",\n            alignItems: \"center\",\n            padding: \"8px 14px\",\n            borderRadius: 10,\n            border: \"1px solid var(--hp-border)\",\n            background: \"var(--hp-glass)\",\n            boxShadow: \"var(--hp-shadow)\",\n            backdropFilter: \"blur(24px)\",\n            WebkitBackdropFilter: \"blur(24px)\",\n            color: \"var(--hp-hi)\",\n            fontSize: 13,\n            fontWeight: 500,\n            cursor: \"pointer\",\n            outline: \"none\",\n            userSelect: \"none\",\n          }}\n        >\n          {label}\n        </motion.button>\n\n        <AnimatePresence>\n          {hovered && (\n            <motion.div\n              initial={{ opacity: 0, y: 4, scale: 0.97 }}\n              animate={{ opacity: 1, y: 0, scale: 1 }}\n              exit={{ opacity: 0, y: 4, scale: 0.97 }}\n              transition={{ type: \"spring\", stiffness: 500, damping: 30 }}\n              style={{\n                position: \"absolute\",\n                top: \"calc(100% + 6px)\",\n                left: \"50%\",\n                transform: \"translateX(-50%)\",\n                minWidth: 200,\n                padding: 12,\n                borderRadius: 12,\n                border: \"1px solid var(--hp-border)\",\n                background: \"var(--hp-glass)\",\n                boxShadow: \"var(--hp-preview-shadow)\",\n                backdropFilter: \"blur(24px)\",\n                WebkitBackdropFilter: \"blur(24px)\",\n                color: \"var(--hp-dim)\",\n                fontSize: 13,\n                zIndex: 50,\n                pointerEvents: \"none\",\n              }}\n            >\n              {previewContent}\n            </motion.div>\n          )}\n        </AnimatePresence>\n      </div>\n    </>\n  );\n}\n",
      "type": "registry:ui",
      "target": "components/ruixen/hover-preview-button.tsx"
    }
  ]
}