Tooltip with feature badge and upgrade link

<!--
  Расхождение с апстримом: `IconPlaceholder` заменена инлайновым `<svg>`
  (lucide-react v0.545.0 "lock"/"arrow-right") — см. docs/PORTING.md §5.
-->
<script setup lang="ts">
import { Badge } from "@/components/reui/badge"
import { Button } from "@/components/ui/button"
import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@/components/ui/tooltip"
</script>

<template>
  <div class="flex items-center justify-center">
    <TooltipProvider>
      <Tooltip>
        <TooltipTrigger as-child>
          <Button variant="outline" size="icon" aria-label="Pro feature">
            <svg
              xmlns="http://www.w3.org/2000/svg"
              width="24"
              height="24"
              viewBox="0 0 24 24"
              fill="none"
              stroke="currentColor"
              stroke-width="2"
              stroke-linecap="round"
              stroke-linejoin="round"
              class="lucide lucide-lock"
            >
              <rect width="18" height="11" x="3" y="11" rx="2" ry="2" />
              <path d="M7 11V7a5 5 0 0 1 10 0v4" />
            </svg>
          </Button>
        </TooltipTrigger>
        <TooltipContent class="max-w-64 p-3">
          <div class="flex flex-col gap-1.5">
            <div class="flex items-center gap-2">
              <span class="text-sm font-semibold">Advanced Analytics</span>
              <Badge variant="success" size="sm">Pro</Badge>
            </div>
            <p class="text-xs opacity-80">
              Unlock detailed insights, custom reports, and real-time dashboards.
            </p>
            <Button size="sm" class="border-border/40 border">
              Upgrade to Pro
              <svg
                xmlns="http://www.w3.org/2000/svg"
                width="24"
                height="24"
                viewBox="0 0 24 24"
                fill="none"
                stroke="currentColor"
                stroke-width="2"
                stroke-linecap="round"
                stroke-linejoin="round"
                class="lucide lucide-arrow-right"
              >
                <path d="M5 12h14" />
                <path d="m12 5 7 7-7 7" />
              </svg>
            </Button>
          </div>
        </TooltipContent>
      </Tooltip>
    </TooltipProvider>
  </div>
</template>