diff --git a/apps/api/src/services/heartbeat_report_service.py b/apps/api/src/services/heartbeat_report_service.py
index 6fd513dd..23229beb 100644
--- a/apps/api/src/services/heartbeat_report_service.py
+++ b/apps/api/src/services/heartbeat_report_service.py
@@ -427,74 +427,84 @@ def report_to_telegram_html(report: HeartbeatReport) -> str:
     """
     將 HeartbeatReport 轉換為 Telegram HTML 格式
 
-    使用 <code> 區塊包住需要對齊的內容，確保等寬字型渲染正確。
-    2026-04-12 ogt — 修正 Telegram 空格對齊跑版問題
+    ADR-075 TYPE-1 格式 (2026-04-12 ogt):
+    💚 INFO | AWOOOI 系統報告 + ├─/└─ 樹狀結構
     """
     ts = report.timestamp.strftime("%Y-%m-%d %H:%M (台北)")
+    overall_ok = not report.warnings
+
+    header_icon = "💚" if overall_ok else "⚠️"
+    header_label = "全系統正常" if overall_ok else f"需關注 {len(report.warnings)} 項"
 
     lines = [
-        f"📊 <b>AWOOOI 系統心跳報告</b>",
+        f"{header_icon} <b>INFO | AWOOOI 系統報告</b>",
         f"⏰ {ts}",
+        "──────────────────────",
         "",
     ]
 
     # --- AI 服務 ---
+    ollama = report.ai_services.get("ollama", ProbeResult(False, "❌"))
+    ollama_lat = f" {ollama.latency_ms:.0f}ms" if ollama.latency_ms else ""
+    models_ok = [m.split(":")[0] for m, ok in report.ollama_models.items() if ok]
+    models_str = " / ".join(models_ok) if models_ok else "無模型"
+    nem = report.ai_services.get("nemotron", ProbeResult(False, "❌"))
+    gem = report.ai_services.get("gemini", ProbeResult(False, "❌"))
+    cla = report.ai_services.get("claude", ProbeResult(False, "❌"))
+
     lines.append("🤖 <b>AI 服務</b>")
-    ollama_probe = report.ai_services.get("ollama", ProbeResult(False, "❌ 無回應"))
-    lat = f" ({ollama_probe.latency_ms:.0f}ms)" if ollama_probe.latency_ms else ""
-    lines.append(f"Ollama: {ollama_probe.status}{lat}")
-    for model, loaded in report.ollama_models.items():
-        icon = "✅" if loaded else "❌"
-        lines.append(f"  {icon} {html.escape(model.split(':')[0])}")
-
-    for svc_name, display in [("nemotron", "Nemotron NIM"), ("gemini", "Gemini API"), ("claude", "Claude API")]:
-        probe = report.ai_services.get(svc_name, ProbeResult(False, "❌ 無回應"))
-        lat = f" ({probe.latency_ms:.0f}ms)" if probe.latency_ms else ""
-        lines.append(f"{display}: {probe.status}{lat}")
-
+    lines.append(f"├─ Ollama: {ollama.status}{ollama_lat}  <code>{html.escape(models_str)}</code>")
+    lines.append(f"├─ Nemotron NIM: {nem.status}" + (f" {nem.latency_ms:.0f}ms" if nem.latency_ms else ""))
+    lines.append(f"├─ Gemini API: {gem.status}" + (f" {gem.latency_ms:.0f}ms" if gem.latency_ms else ""))
+    lines.append(f"└─ Claude API: {cla.status}" + (f" {cla.latency_ms:.0f}ms" if cla.latency_ms else ""))
     lines.append("")
 
     # --- MCP Provider ---
-    lines.append("🔌 <b>MCP Provider</b>")
-    for key, display in [("k8s", "K8s MCP"), ("ssh", "SSH MCP"), ("argocd", "ArgoCD MCP"), ("sentry", "Sentry MCP")]:
-        probe = report.mcp_providers.get(key, ProbeResult(False, "❌ 無回應"))
-        lines.append(f"{display}: {probe.status}")
+    k8s = report.mcp_providers.get("k8s", ProbeResult(False, "❌"))
+    ssh = report.mcp_providers.get("ssh", ProbeResult(False, "❌"))
+    argocd_mcp = report.mcp_providers.get("argocd", ProbeResult(False, "❌"))
+    sentry_mcp = report.mcp_providers.get("sentry", ProbeResult(False, "❌"))
 
+    lines.append("🔌 <b>MCP Provider</b>")
+    lines.append(f"├─ K8s: {k8s.status}  SSH: {ssh.status}")
+    lines.append(f"└─ ArgoCD: {argocd_mcp.status}  Sentry: {sentry_mcp.status}")
     lines.append("")
 
     # --- 飛輪狀態 ---
     fw = report.flywheel
-    lines.append("🔄 <b>飛輪狀態（24h）</b>")
-    lines.append(f"Playbooks: {fw.playbook_count} 個")
     if fw.attempt_24h > 0:
         rate = int(fw.success_24h / fw.attempt_24h * 100)
-        lines.append(f"今日修復: {fw.success_24h}/{fw.attempt_24h} 次 ({rate}%)")
+        repair_str = f"{fw.success_24h}/{fw.attempt_24h} ({rate}%)"
     else:
-        lines.append("今日修復: 0 次")
+        repair_str = "0 次"
+    km_str = ""
     if fw.km_total > 0:
         vec_rate = int(fw.km_vectorized / fw.km_total * 100)
-        icon = "✅" if vec_rate >= 90 else "⚠️"
-        lines.append(f"KM 向量化: {icon} {fw.km_vectorized}/{fw.km_total} ({vec_rate}%)")
-    if fw.last_learning_at:
-        lines.append(f"最後學習: {fw.last_learning_at.strftime('%H:%M')}")
+        km_icon = "✅" if vec_rate >= 90 else "⚠️"
+        km_str = f"KM: {km_icon} {fw.km_vectorized}/{fw.km_total} ({vec_rate}%)"
+    learn_str = f"  學習: {fw.last_learning_at.strftime('%H:%M')}" if fw.last_learning_at else ""
 
+    lines.append("🔄 <b>飛輪狀態（24h）</b>")
+    lines.append(f"├─ Playbooks: {fw.playbook_count}  修復: {repair_str}")
+    lines.append(f"└─ {km_str}{learn_str}" if km_str or learn_str else "└─ KM 統計不可用")
     lines.append("")
 
     # --- 基礎設施 ---
-    lines.append("🚀 <b>基礎設施</b>")
-    argocd = report.infra.get("argocd_sync", ProbeResult(False, "❌ 無回應"))
-    velero = report.infra.get("velero", ProbeResult(False, "❌ 無回應"))
-    lines.append(f"ArgoCD: {argocd.status}")
-    lines.append(f"Velero 備份: {velero.status}")
+    argocd = report.infra.get("argocd_sync", ProbeResult(False, "❌"))
+    velero = report.infra.get("velero", ProbeResult(False, "❌"))
 
-    # --- Warnings ---
+    lines.append("🚀 <b>基礎設施</b>")
+    lines.append(f"├─ ArgoCD: {argocd.status}")
+    lines.append(f"└─ Velero: {velero.status}")
+
+    # --- Warnings / 總結 ---
+    lines.append("")
     if report.warnings:
-        lines.append("")
         lines.append(f"⚠️ <b>需關注（{len(report.warnings)} 項）</b>")
-        for w in report.warnings:
-            lines.append(f"• {html.escape(w)}")
+        for w in report.warnings[:-1]:
+            lines.append(f"├─ {html.escape(w)}")
+        lines.append(f"└─ {html.escape(report.warnings[-1])}")
     else:
-        lines.append("")
-        lines.append("✅ <b>全部正常</b>")
+        lines.append(f"✅ <b>{header_label}</b>")
 
     return "\n".join(lines)