<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-WXWWQ92H"
height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>


<script>
(function(){
  try {
    /* ---------------------------
      ① URL의 UTM 저장
    --------------------------- */
    const params = new URLSearchParams(location.search);
    const utmKeys = ["utm_source","utm_medium","utm_campaign","utm_term","utm_content"];
    let saved = false;
    utmKeys.forEach(k=>{
      if(params.has(k)){ localStorage.setItem(k, params.get(k)); saved = true; }
    });
    if(saved) console.log("[KK] UTM saved", Object.fromEntries(params.entries()));

    /* ---------------------------
      ② 클릭 태깅 (메일/전화/폼)
    --------------------------- */
    document.addEventListener("click", function(e){
      const a = e.target.closest("a");
      if(!a) return;
      const href = a.getAttribute("href") || "";
      window.dataLayer = window.dataLayer || [];
      if(href.startsWith("mailto:")){
        dataLayer.push({event:"click_email", event_category:"inquiry", event_label:href});
        console.log("[KK] click_email");
      }
      if(href.startsWith("tel:")){
        dataLayer.push({event:"click_tel", event_category:"inquiry", event_label:href});
        console.log("[KK] click_tel");
      }
      if(href.includes("forms.gle") || href.includes("naver.com/form") || href.includes("naver.me")){
        dataLayer.push({event:"click_b2b_contact", event_category:"inquiry", event_label:href});
        console.log("[KK] click_b2b_contact");
      }
    });

    /* ---------------------------
      ③ 폼 링크에 UTM 자동 부착
    --------------------------- */
    setTimeout(function(){
      document.querySelectorAll("a[href*='forms.gle'], a[href*='naver.com/form'], a[href*='naver.me']").forEach(link=>{
        try {
          const u = new URL(link.href);
          utmKeys.forEach(k=>{
            const v = localStorage.getItem(k);
            if(v) u.searchParams.set(k, v);
          });
          link.href = u.toString();
        } catch(e){}
      });
    }, 300);

    /* ---------------------------
      ④ 폼 완료 이벤트: GTM 준비를 기다렸다가 push
    --------------------------- */
    function showCompleteModal(){
      const wrap = document.createElement("div");
      wrap.setAttribute("data-kk-modal","complete");
      wrap.innerHTML = `
        <div style="position:fixed;inset:0;background:rgba(0,0,0,0.5);
          display:flex;align-items:center;justify-content:center;z-index:9999;">
          <div style="background:#fff;border-radius:12px;padding:28px;max-width:360px;text-align:center">
            <h3 style="margin:0 0 8px 0;">접수 완료되었습니다 🙏</h3>
            <p style="margin:0 0 16px 0;color:#555;">담당자가 1~2영업일 내 연락드립니다.</p>
            <button type="button"
              style="padding:8px 16px;background:#FF4B4B;color:#fff;border:0;border-radius:6px">닫기</button>
          </div>
        </div>`;
      wrap.querySelector("button").addEventListener("click", ()=>wrap.remove());
      document.body.appendChild(wrap);
    }

    // GTM 컨테이너 준비 확인 후 안전 푸시
    function pushAfterGTM(evt){
      window.dataLayer = window.dataLayer || [];
      const start = Date.now();
      (function wait(){
        if (window.google_tag_manager && google_tag_manager['GTM-WXWWQ92H']) {
          setTimeout(()=>{ dataLayer.push(evt); console.log("[KK] pushed after GTM:", evt); }, 150);
        } else if (Date.now() - start < 3000) {
          setTimeout(wait, 50);
        } else {
          dataLayer.push(evt); console.warn("[KK] pushed without GTM ready:", evt);
        }
      })();
    }

    function fireFormComplete() {
      try {
        sessionStorage.setItem("kk_form_complete_fired", "1"); // 중복 방지
        pushAfterGTM({
          event: "form_submit_complete",
          event_category: "inquiry",
          event_label: "form_complete"
        });
        showCompleteModal();
      } catch (e) { console.error(e); }
    }

    // 1) URL에 ?form=complete
    if (location.search.includes("form=complete") &&
        sessionStorage.getItem("kk_form_complete_fired") !== "1") {
      if (document.readyState === "loading") {
        document.addEventListener("DOMContentLoaded", fireFormComplete, {once:true});
      } else {
        fireFormComplete();
      }
    }

    // 2) 구글폼에서 바로 돌아온 경우 (referrer 기반, 1회만)
    if (!location.search.includes("form=complete") &&
        document.referrer.includes("docs.google.com/forms") &&
        sessionStorage.getItem("kk_form_complete_fired") !== "1") {
      setTimeout(()=> {
        if (sessionStorage.getItem("kk_form_complete_fired") !== "1") fireFormComplete();
      }, 500);
    }

  } catch(e){
    console.error("[KK] helper error:", e);
  }
})();
</script>

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