backend/data_layer/recovery_chart_payloads.py

@@ -7,7 +7,7 @@ Ausgelagert aus routers/charts.py (Issue 53 / Layer 1).
 from __future__ import annotations
 
 from datetime import datetime, timedelta
-from typing import Any, Dict, Optional
+from typing import Any, Dict, Optional, Set
 
 from db import get_db, get_cursor
 from data_layer.recovery_metrics import (
@@ -396,8 +396,15 @@ def _tone_to_bar_value(tone: str) -> float:
     return {"good": 88.0, "warn": 52.0, "bad": 22.0, "neutral": 62.0}.get(tone, 55.0)
 
 
-def build_vital_signs_matrix_chart_payload(profile_id: str, days: int) -> Dict[str, Any]:
-    """Letzte Messungen im Fenster; sonst Fallback auf jüngste Messung überhaupt (Issue 53 / Layer 1)."""
+def build_vital_signs_matrix_chart_payload(
+    profile_id: str,
+    days: int,
+    omit_snapshot_keys: Optional[Set[str]] = None,
+) -> Dict[str, Any]:
+    """Letzte Messungen im Fenster; sonst Fallback auf jüngste Messung überhaupt (Issue 53 / Layer 1).
+
+    omit_snapshot_keys: z. B. {'resting_hr','hrv'} wenn dieselbe Einordnung bereits im Vital-Verlauf steht.
+    """
     if days < 7:
         days = 7
     if days > 365:
@@ -464,7 +471,11 @@ def build_vital_signs_matrix_chart_payload(profile_id: str, days: int) -> Dict[s
     if bp_row:
         bp_for_items = {"systolic": bp_row.get("systolic"), "diastolic": bp_row.get("diastolic")}
 
-    items = build_vital_items_from_rows(vitals_for_items, bp_for_items)
+    items = build_vital_items_from_rows(
+        vitals_for_items, bp_for_items, omit_keys=omit_snapshot_keys
+    )
+    if not items and vitals_for_items and omit_snapshot_keys:
+        items = build_vital_items_from_rows(vitals_for_items, bp_for_items, omit_keys=None)
 
     if not items:
         return {

backend/data_layer/recovery_interpretation.py

@@ -41,6 +41,8 @@ def build_recovery_dashboard_kpi_tiles(
     avg_sleep_hours: Optional[float],
     hrv_vs_baseline_pct: Optional[float],
     rhr_vs_baseline_pct: Optional[float],
+    merge_heart_autonomic_tiles: bool = True,
+    include_avg_sleep_kpi: bool = True,
 ) -> List[Dict[str, Any]]:
     tiles: List[Dict[str, Any]] = []
 
@@ -78,61 +80,92 @@ def build_recovery_dashboard_kpi_tiles(
         }
     )
 
-    tiles.append(
-        {
-            "key": "avg_sleep",
-            "category": "Ø Schlafdauer",
-            "icon": "🌙",
-            "value": f"{avg_sleep_hours:.1f} h".replace(".", ",") if avg_sleep_hours is not None else "—",
-            "sublabel": "Im gewählten Fenster",
-            "status": "good" if avg_sleep_hours and avg_sleep_hours >= 7 else "warn",
-            "verdict": "Gut" if avg_sleep_hours and avg_sleep_hours >= 7 else "Hinweis",
-            "hoverTop": "Durchschnittliche Schlafdauer",
-            "hoverBody": "get_sleep_duration_data",
-            "keys": ["sleep_duration_avg"],
-        }
-    )
+    if include_avg_sleep_kpi:
+        tiles.append(
+            {
+                "key": "avg_sleep",
+                "category": "Ø Schlafdauer",
+                "icon": "🌙",
+                "value": f"{avg_sleep_hours:.1f} h".replace(".", ",") if avg_sleep_hours is not None else "—",
+                "sublabel": "Im gewählten Fenster",
+                "status": "good" if avg_sleep_hours and avg_sleep_hours >= 7 else "warn",
+                "verdict": "Gut" if avg_sleep_hours and avg_sleep_hours >= 7 else "Hinweis",
+                "hoverTop": "Durchschnittliche Schlafdauer",
+                "hoverBody": "get_sleep_duration_data",
+                "keys": ["sleep_duration_avg"],
+            }
+        )
 
-    h_s = (
-        "good"
-        if hrv_vs_baseline_pct is not None and hrv_vs_baseline_pct >= 0
-        else "warn"
-        if hrv_vs_baseline_pct is not None
-        else "warn"
-    )
-    tiles.append(
-        {
-            "key": "hrv_baseline",
-            "category": "HRV vs. Basis",
-            "icon": "〰️",
-            "value": f"{hrv_vs_baseline_pct:+.1f} %".replace(".", ",")
+    if merge_heart_autonomic_tiles and (
+        hrv_vs_baseline_pct is not None or rhr_vs_baseline_pct is not None
+    ):
+        h_s = (
+            "good"
+            if hrv_vs_baseline_pct is not None and hrv_vs_baseline_pct >= 0
+            else "warn"
             if hrv_vs_baseline_pct is not None
-            else "—",
-            "sublabel": "Letzte 3 Tage vs. ältere Basis",
-            "status": h_s,
-            "verdict": _verdict(h_s),
-            "hoverTop": "Abweichung HRV vom Referenzmittel",
-            "hoverBody": "calculate_hrv_vs_baseline_pct",
-            "keys": ["hrv_vs_baseline"],
-        }
-    )
+            else "warn"
+        )
+        parts: List[str] = []
+        if hrv_vs_baseline_pct is not None:
+            parts.append(f"HRV {hrv_vs_baseline_pct:+.1f} %".replace(".", ","))
+        if rhr_vs_baseline_pct is not None:
+            parts.append(f"RHR {rhr_vs_baseline_pct:+.1f} %".replace(".", ","))
+        tiles.append(
+            {
+                "key": "herz_autonom",
+                "category": "Herz & autonomes System",
+                "icon": "❤️‍🩹",
+                "value": " · ".join(parts) if parts else "—",
+                "sublabel": "HRV/Ruhepuls vs. Referenz (3-Tage-Mittel vs. ältere Basis)",
+                "status": h_s,
+                "verdict": _verdict(h_s),
+                "hoverTop": "HRV und Ruhepuls relativ zur persönlichen Basis",
+                "hoverBody": "calculate_hrv_vs_baseline_pct · calculate_rhr_vs_baseline_pct",
+                "keys": ["hrv_vs_baseline", "rhr_vs_baseline"],
+            }
+        )
+    else:
+        h_s = (
+            "good"
+            if hrv_vs_baseline_pct is not None and hrv_vs_baseline_pct >= 0
+            else "warn"
+            if hrv_vs_baseline_pct is not None
+            else "warn"
+        )
+        tiles.append(
+            {
+                "key": "hrv_baseline",
+                "category": "HRV vs. Basis",
+                "icon": "〰️",
+                "value": f"{hrv_vs_baseline_pct:+.1f} %".replace(".", ",")
+                if hrv_vs_baseline_pct is not None
+                else "—",
+                "sublabel": "Letzte 3 Tage vs. ältere Basis",
+                "status": h_s,
+                "verdict": _verdict(h_s),
+                "hoverTop": "Abweichung HRV vom Referenzmittel",
+                "hoverBody": "calculate_hrv_vs_baseline_pct",
+                "keys": ["hrv_vs_baseline"],
+            }
+        )
 
-    tiles.append(
-        {
-            "key": "rhr_baseline",
-            "category": "Ruhepuls vs. Basis",
-            "icon": "❤️",
-            "value": f"{rhr_vs_baseline_pct:+.1f} %".replace(".", ",")
-            if rhr_vs_baseline_pct is not None
-            else "—",
-            "sublabel": "Niedriger oft günstiger",
-            "status": "good",
-            "verdict": "Gut",
-            "hoverTop": "Abweichung Ruhepuls",
-            "hoverBody": "calculate_rhr_vs_baseline_pct",
-            "keys": ["rhr_vs_baseline"],
-        }
-    )
+        tiles.append(
+            {
+                "key": "rhr_baseline",
+                "category": "Ruhepuls vs. Basis",
+                "icon": "❤️",
+                "value": f"{rhr_vs_baseline_pct:+.1f} %".replace(".", ",")
+                if rhr_vs_baseline_pct is not None
+                else "—",
+                "sublabel": "Niedriger oft günstiger",
+                "status": "good",
+                "verdict": "Gut",
+                "hoverTop": "Abweichung Ruhepuls",
+                "hoverBody": "calculate_rhr_vs_baseline_pct",
+                "keys": ["rhr_vs_baseline"],
+            }
+        )
 
     return tiles
 
@@ -141,7 +174,9 @@ def build_recovery_progress_insights(
     recovery_score: Optional[int],
     sleep_debt_hours: Optional[float],
     hrv_vs_baseline_pct: Optional[float],
+    include_autonomic_hrv_narrative: bool = False,
 ) -> List[Dict[str, Any]]:
+    """HRV-Basistext optional: steckt gebündelt im Vital-Verlauf (consolidated_paragraphs)."""
     out: List[Dict[str, Any]] = []
 
     if recovery_score is not None:
@@ -168,7 +203,7 @@ def build_recovery_progress_insights(
             }
         )
 
-    if hrv_vs_baseline_pct is not None:
+    if include_autonomic_hrv_narrative and hrv_vs_baseline_pct is not None:
         tone = "good" if hrv_vs_baseline_pct >= 0 else "warn"
         out.append(
             {

backend/data_layer/recovery_viz.py

@@ -14,6 +14,7 @@ from data_layer.recovery_chart_payloads import (
     build_sleep_duration_quality_chart_payload,
     build_vital_signs_matrix_chart_payload,
 )
+from data_layer.vitals_fitness_insights import build_vitals_history_and_analytics
 from data_layer.recovery_interpretation import (
     build_recovery_dashboard_kpi_tiles,
     build_recovery_progress_insights,
@@ -74,6 +75,7 @@ def get_recovery_dashboard_viz_bundle(profile_id: str, days: int) -> Dict[str, A
         avg_sleep,
         float(hrv_dev) if hrv_dev is not None else None,
         float(rhr_dev) if rhr_dev is not None else None,
+        include_avg_sleep_kpi=False,
     )
 
     insights = build_recovery_progress_insights(
@@ -82,12 +84,18 @@ def get_recovery_dashboard_viz_bundle(profile_id: str, days: int) -> Dict[str, A
         float(hrv_dev) if hrv_dev is not None else None,
     )
 
+    hrv_f = float(hrv_dev) if hrv_dev is not None else None
+    rhr_f = float(rhr_dev) if rhr_dev is not None else None
+
     charts = {
         "recovery_score": build_recovery_score_chart_payload(profile_id, chart_days),
         "hrv_rhr": build_hrv_rhr_baseline_chart_payload(profile_id, chart_days),
         "sleep_duration_quality": build_sleep_duration_quality_chart_payload(profile_id, chart_days),
         "sleep_debt": build_sleep_debt_chart_payload(profile_id, chart_days),
         "vital_signs_matrix": build_vital_signs_matrix_chart_payload(profile_id, vital_days),
+        "vitals_history": build_vitals_history_and_analytics(
+            profile_id, vital_days, hrv_vs_baseline_pct=hrv_f, rhr_vs_baseline_pct=rhr_f
+        ),
     }
 
     conf = "medium"

backend/data_layer/vital_signs_assessment.py

@@ -5,7 +5,7 @@ Keine Diagnose — typische Referenzbereiche für UI/Coaching.
 
 from __future__ import annotations
 
-from typing import Any, Dict, List, Optional
+from typing import Any, Dict, List, Optional, Set
 
 from data_layer.utils import safe_float
 
@@ -104,20 +104,23 @@ def assess_vo2_max(value: float) -> tuple:
 def build_vital_items_from_rows(
     vitals_row: Optional[Dict[str, Any]],
     bp_row: Optional[Dict[str, Any]],
+    omit_keys: Optional[Set[str]] = None,
 ) -> List[Dict[str, Any]]:
+    """omit_keys: z. B. {'resting_hr','hrv'} wenn Einordnung zentral im Herz-/Autonomie-Block steht."""
+    skip = omit_keys or set()
     items: List[Dict[str, Any]] = []
     order = 0
 
     if vitals_row:
         rhr = vitals_row.get("resting_hr")
-        if rhr is not None:
+        if rhr is not None and "resting_hr" not in skip:
             v = safe_float(rhr)
             t, z, h = assess_resting_hr(v)
             items.append(_item("resting_hr", "Ruhepuls", f"{v:.0f} bpm", t, z, h, order))
             order += 1
 
         hrv = vitals_row.get("hrv")
-        if hrv is not None:
+        if hrv is not None and "hrv" not in skip:
             v = safe_float(hrv)
             t, z, h = assess_hrv_ms(v)
             items.append(_item("hrv", "HRV", f"{v:.0f} ms", t, z, h, order))

backend/data_layer/vitals_fitness_insights.py

@@ -0,0 +1,400 @@
+"""
+Vitalwerte: Zeitreihen + einfache Fitness-/Recovery-Einordnung (Layer 1, Issue 53).
+
+Keine Diagnose — deskriptive Trends, Korrelationen und Varianz-Hinweise.
+"""
+
+from __future__ import annotations
+
+import statistics
+from datetime import datetime, timedelta
+from typing import Any, Dict, List, Optional, Sequence
+
+from db import get_db, get_cursor
+from data_layer.utils import safe_float, serialize_dates
+
+SERIES_CONFIG = (
+    ("resting_hr", "Ruhepuls", "bpm", "#3B82F6"),
+    ("hrv", "HRV", "ms", "#1D9E75"),
+    ("vo2_max", "VO2max", "ml/kg/min", "#8B5CF6"),
+    ("spo2", "SpO2", "%", "#0EA5E9"),
+    ("respiratory_rate", "Atemfrequenz", "/min", "#F59E0B"),
+)
+
+
+def _date_to_ord(d: Any) -> float:
+    if hasattr(d, "toordinal"):
+        return float(d.toordinal())
+    if isinstance(d, str):
+        return float(datetime.fromisoformat(d[:10]).date().toordinal())
+    return 0.0
+
+
+def _linear_slope(dates: Sequence[Any], values: Sequence[float]) -> float:
+    if len(values) < 3 or len(dates) != len(values):
+        return 0.0
+    xs = [_date_to_ord(d) for d in dates]
+    ys = list(values)
+    n = len(xs)
+    mx = sum(xs) / n
+    my = sum(ys) / n
+    den = sum((x - mx) ** 2 for x in xs)
+    if den < 1e-9:
+        return 0.0
+    return sum((x - mx) * (y - my) for x, y in zip(xs, ys)) / den
+
+
+def _pearson(xs: Sequence[float], ys: Sequence[float]) -> Optional[float]:
+    n = len(xs)
+    if n < 5 or len(ys) != n:
+        return None
+    mx = statistics.mean(xs)
+    my = statistics.mean(ys)
+    sx = statistics.pstdev(xs) if n > 1 else 0.0
+    sy = statistics.pstdev(ys) if n > 1 else 0.0
+    if sx < 1e-9 or sy < 1e-9:
+        return None
+    cov = sum((x - mx) * (y - my) for x, y in zip(xs, ys)) / n
+    return cov / (sx * sy)
+
+
+def _daily_training_load(cur: Any, profile_id: str, cutoff: str) -> Dict[str, float]:
+    """Summe Trainingsminuten pro Kalendertag als Belastungs-Proxy."""
+    cur.execute(
+        """
+        SELECT date::text AS d, COALESCE(SUM(duration_min), 0)::float AS minutes
+        FROM activity_log
+        WHERE profile_id = %s AND date >= %s::date AND duration_min IS NOT NULL AND duration_min > 0
+        GROUP BY date
+        ORDER BY date
+        """,
+        (profile_id, cutoff),
+    )
+    rows = cur.fetchall()
+    return {r["d"]: float(r["minutes"]) for r in rows}
+
+
+def _trailing_window_means(vals: List[float], window: int = 7) -> List[float]:
+    """Gleitender Mittelwert über die letzten bis zu `window` aufeinanderfolgenden Messungen (nicht Kalendertage)."""
+    out: List[float] = []
+    for i in range(len(vals)):
+        chunk = vals[max(0, i - window + 1) : i + 1]
+        out.append(round(statistics.mean(chunk), 2))
+    return out
+
+
+def _de_num(x: float) -> str:
+    """Dezimalzahl mit Komma für Fließtext."""
+    return f"{x:.1f}".replace(".", ",")
+
+
+def _de_num_signed(x: float) -> str:
+    """Wie _de_num, mit explizitem Vorzeichen (für %-Abweichungen)."""
+    return f"{x:+.1f}".replace(".", ",")
+
+
+def _ins(
+    key: str,
+    section: str,
+    title_de: str,
+    body: str,
+    tone: str = "neutral",
+) -> Dict[str, Any]:
+    """Ein strukturierter Hinweis für UI-Platzierung (section: heart | vo2)."""
+    return {"key": key, "section": section, "title_de": title_de, "body": body, "tone": tone}
+
+
+def _build_section_insights(
+    series: Dict[str, Any],
+    hrv_vs_baseline_pct: Optional[float],
+    rhr_vs_baseline_pct: Optional[float],
+    r_pearson: Optional[float],
+    pairs_n: int,
+) -> List[Dict[str, Any]]:
+    """
+    Gleiche Inhalte wie früher konsolidierter Fließtext, aber nach UI-Bereich getrennt.
+    section: heart = Herz/Kreislauf/Training-Folge; vo2 = VO2max-Verlauf.
+    """
+    out: List[Dict[str, Any]] = []
+
+    basis_bits: List[str] = []
+    if hrv_vs_baseline_pct is not None:
+        basis_bits.append(
+            f"HRV gegenüber älterer Referenz: {_de_num_signed(float(hrv_vs_baseline_pct))} %"
+        )
+    if rhr_vs_baseline_pct is not None:
+        basis_bits.append(
+            f"Ruhepuls relativ zur Referenz: {_de_num_signed(float(rhr_vs_baseline_pct))} %"
+        )
+    if basis_bits:
+        out.append(
+            _ins(
+                "heart_baseline",
+                "heart",
+                "Kurzfristiges Mittel vs. ältere Basis",
+                " ".join(basis_bits)
+                + " — Vergleich letzter Tage zum älteren Referenzmittel; individuell interpretieren (keine Diagnose).",
+                "neutral",
+            )
+        )
+
+    rhr = series.get("resting_hr")
+    hrv_s = series.get("hrv")
+
+    rhr_short_body = ""
+    r_short_tone = "neutral"
+    if rhr and rhr.get("points") and len(rhr["points"]) >= 10:
+        pts = rhr["points"]
+        last7 = [p["value"] for p in pts[-7:]]
+        before = [p["value"] for p in pts[:-7][-14:]] if len(pts) > 7 else []
+        if before:
+            m7 = statistics.mean(last7)
+            mb = statistics.mean(before)
+            diff = m7 - mb
+            if diff > 3:
+                rhr_short_body = (
+                    f"Die letzten 7 Messungen liegen im Mittel ca. {_de_num(diff)} bpm über dem vorangehenden Fenster — "
+                    "kann mit Belastung, Stress, Schlaf oder Infekt zusammenhängen."
+                )
+                r_short_tone = "warn"
+            elif diff < -3:
+                rhr_short_body = (
+                    "Der Ruhepuls liegt im kurzen Vergleich unter dem vorherigen Mittel — oft mit Entlastung oder "
+                    "besserer Regeneration vereinbar (individuell)."
+                )
+                r_short_tone = "good"
+
+    rhr_var_sentence = ""
+    if rhr and rhr.get("stdev") is not None and rhr.get("n", 0) >= 6:
+        rhr_var_sentence = (
+            f"Ruhepuls: Standardabweichung im Fenster ca. {_de_num(float(rhr['stdev']))} bpm — kurzfristige Schwankungen "
+            "sind normal; extreme Sprünge mit Kontext (Training, Schlaf) betrachten."
+        )
+
+    hrv_var_sentence = ""
+    if hrv_s and hrv_s.get("stdev") is not None and hrv_s.get("n", 0) >= 6:
+        hrv_var_sentence = (
+            f"HRV: σ im Fenster ca. {_de_num(float(hrv_s['stdev']))} ms — "
+            "Vergleich mit der eigenen Basis ist aussagekräftiger als Einzelwerte."
+        )
+
+    ma_hint = (
+        "Einzelwerte können stark springen; die gestrichelte Linie in den Verläufen zeigt einen gleitenden Mittelwert "
+        "über bis zu sieben aufeinanderfolgende Messungen (nicht Kalendertage)."
+    )
+
+    streuung_parts: List[str] = [ma_hint]
+    if rhr_var_sentence:
+        streuung_parts.append(rhr_var_sentence)
+    if hrv_var_sentence:
+        streuung_parts.append(hrv_var_sentence)
+    if rhr or hrv_s:
+        out.append(
+            _ins(
+                "heart_streuung_ma",
+                "heart",
+                "Streuung & gleitender Mittelwert",
+                " ".join(streuung_parts),
+                "neutral",
+            )
+        )
+
+    if rhr_short_body:
+        out.append(_ins("heart_rhr_kurz", "heart", "Ruhepuls: Kurzvergleich", rhr_short_body, r_short_tone))
+
+    vo2 = series.get("vo2_max")
+    if vo2 and vo2.get("n", 0) >= 4 and vo2.get("slope_per_day") is not None:
+        s = vo2["slope_per_day"]
+        if s > 0.002:
+            out.append(
+                _ins(
+                    "vo2_trend_up",
+                    "vo2",
+                    "VO2max-Verlauf",
+                    "Im gewählten Fenster steigt der erfasste VO2max tendenziell — häufig mit Trainingsreiz oder "
+                    "besserer Datenlage vereinbar.",
+                    "good",
+                )
+            )
+        elif s < -0.002:
+            out.append(
+                _ins(
+                    "vo2_trend_down",
+                    "vo2",
+                    "VO2max-Verlauf",
+                    "VO2max zeigt im Fenster einen fallenden Trend — kann z. B. durch Pause, Krankheit oder Messrauschen "
+                    "entstehen; Verlauf beobachten.",
+                    "warn",
+                )
+            )
+
+    if r_pearson is not None and pairs_n >= 8:
+        if r_pearson > 0.35:
+            out.append(
+                _ins(
+                    "heart_load_rhr",
+                    "heart",
+                    "Training und Folge-Ruhepuls",
+                    (
+                        "An Tagen nach höherer Trainingsdauer (Minuten-Summe) steigt der Ruhepuls am nächsten Morgen in deinen "
+                        "Daten tendenziell — typisches Muster während Erholungsreaktion (kein Kausalbeweis). "
+                        f"Korrelation (Trainingsminuten am Tag → Ruhepuls am Folgetag): r ≈ {r_pearson:.2f} bei n = {pairs_n} Paaren."
+                    ),
+                    "warn",
+                )
+            )
+        elif r_pearson < -0.25:
+            out.append(
+                _ins(
+                    "heart_load_rhr_neg",
+                    "heart",
+                    "Training und Folge-Ruhepuls",
+                    "Es zeigt sich ein leicht negatives Zusammenspiel zwischen Tages-Belastung und Folge-Ruhepuls in diesem "
+                    f"Fenster — stark von Datenlage und Ausreißern abhängig. r ≈ {r_pearson:.2f}, n = {pairs_n} Paare.",
+                    "neutral",
+                )
+            )
+
+    return out
+
+
+def _rhr_by_date(cur: Any, profile_id: str, cutoff: str) -> Dict[str, float]:
+    cur.execute(
+        """
+        SELECT date::text AS d, resting_hr::float AS rhr
+        FROM vitals_baseline
+        WHERE profile_id = %s AND date >= %s::date AND resting_hr IS NOT NULL
+        ORDER BY date
+        """,
+        (profile_id, cutoff),
+    )
+    return {r["d"]: float(r["rhr"]) for r in cur.fetchall()}
+
+
+def build_vitals_history_and_analytics(
+    profile_id: str,
+    days: int,
+    hrv_vs_baseline_pct: Optional[float] = None,
+    rhr_vs_baseline_pct: Optional[float] = None,
+) -> Dict[str, Any]:
+    """
+    Zeitreihen pro Kennzahl (eigene Einheit / eigene Skala im Frontend) + zusammengefasste Einordnung.
+
+    Optional: Abweichung HRV/Ruhepuls zur älteren Basis — für einen Absatz statt doppelter KPI-Texte.
+    """
+    if days < 7:
+        days = 7
+    if days > 365:
+        days = 365
+    cutoff = (datetime.now() - timedelta(days=days)).strftime("%Y-%m-%d")
+
+    with get_db() as conn:
+        cur = get_cursor(conn)
+        cur.execute(
+            """
+            SELECT date, resting_hr, hrv, vo2_max, spo2, respiratory_rate
+            FROM vitals_baseline
+            WHERE profile_id = %s AND date >= %s
+            ORDER BY date ASC
+            """,
+            (profile_id, cutoff),
+        )
+        rows = cur.fetchall()
+
+    series: Dict[str, Any] = {}
+    for key, label_de, unit, color in SERIES_CONFIG:
+        pts: List[Dict[str, Any]] = []
+        dates: List[Any] = []
+        vals: List[float] = []
+        for r in rows:
+            v = r.get(key)
+            if v is None:
+                continue
+            fv = safe_float(v)
+            d = r["date"]
+            d_iso = d.isoformat() if hasattr(d, "isoformat") else str(d)[:10]
+            pts.append({"date": d_iso, "value": round(fv, 2)})
+            dates.append(d)
+            vals.append(fv)
+        if pts:
+            ma_vals = _trailing_window_means(vals, window=7)
+            points_ma7 = [
+                {"date": pts[i]["date"], "value": ma_vals[i]} for i in range(len(pts))
+            ]
+            series[key] = {
+                "key": key,
+                "label_de": label_de,
+                "unit": unit,
+                "color": color,
+                "points": pts,
+                "points_ma7": points_ma7,
+                "n": len(pts),
+                "last": vals[-1] if vals else None,
+                "mean": round(statistics.mean(vals), 2) if len(vals) >= 1 else None,
+                "stdev": round(statistics.pstdev(vals), 2) if len(vals) >= 2 else None,
+                "slope_per_day": round(_linear_slope(dates, vals), 6) if len(vals) >= 3 else None,
+            }
+
+    # Belastung (Activity) vs Ruhepuls am Folgetag
+    with get_db() as conn:
+        cur = get_cursor(conn)
+        load_by_d = _daily_training_load(cur, profile_id, cutoff)
+        rhr_by_d = _rhr_by_date(cur, profile_id, cutoff)
+
+    pairs_load: List[float] = []
+    pairs_rhr: List[float] = []
+    for d_str, load_min in load_by_d.items():
+        try:
+            d0 = datetime.fromisoformat(d_str[:10]).date()
+        except ValueError:
+            continue
+        d1 = (d0 + timedelta(days=1)).isoformat()
+        if d1 in rhr_by_d and load_min > 0:
+            pairs_load.append(load_min)
+            pairs_rhr.append(rhr_by_d[d1])
+
+    r_pearson = _pearson(pairs_load, pairs_rhr) if len(pairs_load) >= 8 else None
+    pairs_n = len(pairs_load)
+
+    section_insights = _build_section_insights(
+        series,
+        hrv_vs_baseline_pct,
+        rhr_vs_baseline_pct,
+        r_pearson,
+        pairs_n,
+    )
+
+    if not series:
+        return {
+            "chart_type": "vitals_dashboard",
+            "window_days": days,
+            "series": {},
+            "analytics": {
+                "bullets": [],
+                "consolidated_paragraphs": [],
+                "section_insights": section_insights,
+            },
+            "metadata": {
+                "confidence": "insufficient",
+                "message": "Keine Vital-Zeitreihen im Fenster",
+                "load_rhr_pairs_n": pairs_n,
+                "load_rhr_correlation": round(r_pearson, 3) if r_pearson is not None else None,
+            },
+        }
+
+    return {
+        "chart_type": "vitals_dashboard",
+        "window_days": days,
+        "series": serialize_dates(series),
+        "analytics": {
+            "bullets": [],
+            "consolidated_paragraphs": [],
+            "section_insights": section_insights,
+        },
+        "metadata": {
+            "confidence": "medium",
+            "note": "Deskriptive Auswertung; keine medizinische Diagnose.",
+            "load_rhr_pairs_n": pairs_n,
+            "load_rhr_correlation": round(r_pearson, 3) if r_pearson is not None else None,
+        },
+    }

backend/routers/charts.py

@@ -22,7 +22,7 @@ Version: 1.0
 """
 
 from fastapi import APIRouter, Depends, HTTPException, Query
-from typing import Dict, List, Optional
+from typing import Dict, List, Optional, Set
 from datetime import datetime, timedelta
 
 from auth import require_auth
@@ -1432,11 +1432,18 @@ def get_sleep_debt_chart(
 @router.get("/vital-signs-matrix")
 def get_vital_signs_matrix_chart(
     days: int = Query(default=7, ge=7, le=365),
-    session: dict = Depends(require_auth)
+    omit_snapshot_keys: Optional[str] = Query(
+        default=None,
+        description="Optional: Komma-getrennte Keys ausblenden (z. B. resting_hr,hrv) wenn Einordnung woanders steht.",
+    ),
+    session: dict = Depends(require_auth),
 ) -> Dict:
     """Vital signs matrix (R5)."""
     profile_id = session["profile_id"]
-    return build_vital_signs_matrix_chart_payload(profile_id, days)
+    omit_set: Optional[Set[str]] = None
+    if omit_snapshot_keys and omit_snapshot_keys.strip():
+        omit_set = {x.strip() for x in omit_snapshot_keys.split(",") if x.strip()}
+    return build_vital_signs_matrix_chart_payload(profile_id, days, omit_snapshot_keys=omit_set)
 
 
 # ── Correlation Charts ──────────────────────────────────────────────────────

frontend/src/components/RecoveryDashboardOverview.jsx

@@ -1,17 +1,6 @@
 import { useState, useEffect } from 'react'
 import { useNavigate } from 'react-router-dom'
-import {
-  LineChart,
-  Line,
-  BarChart,
-  Bar,
-  Cell,
-  XAxis,
-  YAxis,
-  Tooltip,
-  ResponsiveContainer,
-  CartesianGrid,
-} from 'recharts'
+import { LineChart, Line, XAxis, YAxis, Tooltip, ResponsiveContainer, CartesianGrid, Legend } from 'recharts'
 import { api } from '../utils/api'
 import KpiTilesOverview from './KpiTilesOverview'
 import { getStatusColor, getStatusBg } from '../utils/interpret'
@@ -19,25 +8,177 @@ import dayjs from 'dayjs'
 
 const fmtDate = (d) => dayjs(d).format('DD.MM.')
 
-function vitalToneToUi(tone) {
-  if (tone === 'good') return 'good'
-  if (tone === 'bad') return 'bad'
-  if (tone === 'neutral') return 'neutral'
-  return 'warn'
+/** Nur diese Kennzahlen als eigene Verläufe — Ruhepuls/HRV nur im kombinierten Diagramm (keine Doppelung). */
+const VITAL_TREND_ONLY_KEYS = ['vo2_max', 'spo2', 'respiratory_rate']
+
+function formatAxisTick(v) {
+  const n = Number(v)
+  if (!Number.isFinite(n)) return ''
+  const a = Math.abs(n)
+  if (a >= 100) return String(Math.round(n))
+  if (a >= 10) return n.toFixed(1)
+  return Number(n.toFixed(2)).toString()
 }
 
-function barFillForTone(tone) {
-  const ui = vitalToneToUi(tone)
-  if (ui === 'good') return '#1D9E75'
-  if (ui === 'bad') return '#D85A30'
-  if (ui === 'neutral') return '#6B7280'
-  return '#EF9F27'
+function insightBulletStripe(tone) {
+  if (tone === 'good') return getStatusColor('good')
+  if (tone === 'bad') return getStatusColor('bad')
+  if (tone === 'neutral') return '#6B7280'
+  return getStatusColor('warn')
 }
 
-function ChartCard({ title, loading, error, children }) {
+function SectionHeading({ title, hint, compactTop }) {
+  return (
+    <div style={{ marginTop: compactTop ? 8 : 20, marginBottom: 10 }}>
+      <div style={{ fontSize: 13, fontWeight: 600, color: 'var(--text1)' }}>{title}</div>
+      {hint ? (
+        <div style={{ fontSize: 11, color: 'var(--text3)', marginTop: 4, lineHeight: 1.45 }}>{hint}</div>
+      ) : null}
+    </div>
+  )
+}
+
+function VitalZoneHint({ item }) {
+  if (!item) return null
+  const stripe = insightBulletStripe(item.tone)
+  const t = item.tone
+  const hintBg =
+    t === 'good' ? getStatusBg('good') : t === 'bad' ? getStatusBg('bad') : t === 'warn' ? getStatusBg('warn') : 'var(--surface2)'
+  return (
+    <div
+      style={{
+        marginBottom: 10,
+        padding: '8px 10px',
+        borderRadius: 8,
+        border: '1px solid var(--border)',
+        borderLeft: `4px solid ${stripe}`,
+        background: hintBg,
+        fontSize: 11,
+        color: 'var(--text2)',
+        lineHeight: 1.45,
+      }}
+    >
+      <span style={{ fontWeight: 600, color: 'var(--text1)', marginRight: 6 }}>Letzte Einordnung (Snapshot):</span>
+      <span style={{ fontWeight: 600, color: stripe }}>{item.zone_label_de}</span>
+      <span style={{ marginLeft: 6 }}>{item.hint_de}</span>
+    </div>
+  )
+}
+
+/** KPI «Herz & autonomes System» — kurze Lesart (kein Ersatz für ärztliche Bewertung). */
+function HeartAutonomicGuide() {
+  return (
+    <details style={{ marginBottom: 12, fontSize: 11, color: 'var(--text2)' }}>
+      <summary style={{ cursor: 'pointer', fontWeight: 600, color: 'var(--text3)', listStyle: 'none' }}>
+        Einordnungshilfe: KPI «Herz & autonomes System» & Diagramm
+      </summary>
+      <div style={{ marginTop: 8, lineHeight: 1.5, paddingLeft: 2 }}>
+        <p style={{ margin: '0 0 8px' }}>
+          Es handelt sich um <strong>Abweichungen in %</strong> vom älteren Referenzmittel (kurzfristiges Mittel vs. längere
+          Basis) — nicht um absolute Normalwerte.
+        </p>
+        <ul style={{ margin: 0, paddingLeft: 18 }}>
+          <li>
+            <strong>HRV</strong>: Positive % = zuletzt oft über der älteren Basis; sehr personenabhängig.
+          </li>
+          <li>
+            <strong>Ruhepuls</strong>: Negative % = niedriger als die Referenz; bei Training oft unkritisch günstig.
+          </li>
+        </ul>
+        <p style={{ margin: '8px 0 0' }}>
+          Das Liniendiagramm zeigt die Rohverläufe; in anderen Karten kann eine gestrichelte Linie den gleitenden Mittelwert
+          anzeigen.
+        </p>
+      </div>
+    </details>
+  )
+}
+
+function SectionInsightCard({ ins }) {
+  const t = ['good', 'warn', 'bad', 'neutral'].includes(ins.tone) ? ins.tone : 'neutral'
+  const stripe = insightBulletStripe(t)
+  const bg =
+    t === 'good' ? getStatusBg('good') : t === 'bad' ? getStatusBg('bad') : t === 'warn' ? getStatusBg('warn') : 'var(--surface2)'
+  return (
+    <div
+      style={{
+        borderRadius: 8,
+        padding: '10px 12px',
+        border: '1px solid var(--border)',
+        borderLeft: `4px solid ${stripe}`,
+        background: bg,
+      }}
+    >
+      <div style={{ fontSize: 12, fontWeight: 600, marginBottom: 4, color: 'var(--text1)' }}>{ins.title_de}</div>
+      <div style={{ fontSize: 12, color: 'var(--text2)', lineHeight: 1.45 }}>{ins.body}</div>
+    </div>
+  )
+}
+
+function SnapshotCards({ items }) {
+  if (!items?.length) return null
+  return (
+    <div style={{ display: 'flex', flexDirection: 'column', gap: 10, marginBottom: 12 }}>
+      {items.map((it) => {
+        const stripe =
+          it.tone === 'good'
+            ? getStatusColor('good')
+            : it.tone === 'bad'
+              ? getStatusColor('bad')
+              : it.tone === 'warn'
+                ? getStatusColor('warn')
+                : '#6B7280'
+        const bg =
+          it.tone === 'good'
+            ? getStatusBg('good')
+            : it.tone === 'bad'
+              ? getStatusBg('bad')
+              : it.tone === 'warn'
+                ? getStatusBg('warn')
+                : 'var(--surface2)'
+        return (
+          <div
+            key={it.key}
+            style={{
+              borderRadius: 8,
+              padding: '10px 12px',
+              border: '1px solid var(--border)',
+              borderLeft: `4px solid ${stripe}`,
+              background: bg,
+            }}
+          >
+            <div style={{ display: 'flex', flexWrap: 'wrap', alignItems: 'baseline', gap: 8, marginBottom: 4 }}>
+              <span style={{ fontSize: 12, fontWeight: 600, color: 'var(--text1)' }}>{it.label_de}</span>
+              <span style={{ fontSize: 13, fontWeight: 700, color: 'var(--text1)' }}>{it.value_display}</span>
+              <span
+                style={{
+                  fontSize: 11,
+                  fontWeight: 600,
+                  padding: '2px 8px',
+                  borderRadius: 6,
+                  background: 'var(--surface)',
+                  color: stripe,
+                  border: `1px solid ${stripe}`,
+                }}
+              >
+                {it.zone_label_de}
+              </span>
+            </div>
+            <div style={{ fontSize: 11, color: 'var(--text2)', lineHeight: 1.45 }}>{it.hint_de}</div>
+          </div>
+        )
+      })}
+    </div>
+  )
+}
+
+function ChartCard({ title, loading, error, children, description }) {
   return (
     <div className="card" style={{ marginBottom: 12 }}>
-      <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: 8 }}>{title}</div>
+      <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: description ? 4 : 8 }}>{title}</div>
+      {description ? (
+        <div style={{ fontSize: 10, color: 'var(--text3)', marginBottom: 8, lineHeight: 1.4 }}>{description}</div>
+      ) : null}
       {loading && (
         <div style={{ display: 'flex', justifyContent: 'center', padding: 40 }}>
           <div className="spinner" style={{ width: 32, height: 32 }} />
@@ -127,6 +268,17 @@ export default function RecoveryDashboardOverview({
   const sleepData = viz.charts?.sleep_duration_quality
   const debtData = viz.charts?.sleep_debt
   const vitalsData = viz.charts?.vital_signs_matrix
+  const vitalsHistory = viz.charts?.vitals_history
+
+  const vitalItemsByKey = {}
+  ;(vitalsData?.metadata?.vital_items || []).forEach((it) => {
+    vitalItemsByKey[it.key] = it
+  })
+
+  const sectionInsights = vitalsHistory?.analytics?.section_insights || []
+  const heartSectionInsights = sectionInsights.filter((s) => s.section === 'heart')
+  const vo2SectionInsights = sectionInsights.filter((s) => s.section === 'vo2')
+  const heartSnapshotItems = ['resting_hr', 'hrv', 'blood_pressure'].map((k) => vitalItemsByKey[k]).filter(Boolean)
 
   const kpiTiles = (viz.kpi_tiles || []).map((t) => ({
     ...t,
@@ -163,7 +315,14 @@ export default function RecoveryDashboardOverview({
               tickLine={false}
               interval={Math.max(0, Math.floor(chartData.length / 6) - 1)}
             />
-            <YAxis tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} domain={[0, 100]} />
+            <YAxis
+              tick={{ fontSize: 9, fill: 'var(--text3)' }}
+              tickLine={false}
+              domain={[0, 100]}
+              tickFormatter={(v) => (Number.isFinite(Number(v)) ? String(Math.round(Number(v))) : '')}
+              tickCount={6}
+              width={36}
+            />
             <Tooltip
               contentStyle={{
                 background: 'var(--surface)',
@@ -206,8 +365,23 @@ export default function RecoveryDashboardOverview({
               tickLine={false}
               interval={Math.max(0, Math.floor(chartData.length / 6) - 1)}
             />
-            <YAxis yAxisId="left" tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} />
-            <YAxis yAxisId="right" orientation="right" tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} />
+            <YAxis
+              yAxisId="left"
+              tick={{ fontSize: 9, fill: 'var(--text3)' }}
+              tickLine={false}
+              tickFormatter={formatAxisTick}
+              tickCount={6}
+              width={44}
+            />
+            <YAxis
+              yAxisId="right"
+              orientation="right"
+              tick={{ fontSize: 9, fill: 'var(--text3)' }}
+              tickLine={false}
+              tickFormatter={formatAxisTick}
+              tickCount={6}
+              width={44}
+            />
             <Tooltip
               contentStyle={{
                 background: 'var(--surface)',
@@ -315,168 +489,129 @@ export default function RecoveryDashboardOverview({
     )
   }
 
-  const renderVitalSigns = () => {
-    if (!vitalsData) {
+  /** VO2 / SpO2 / Atemfrequenz — Verlauf; VO2-Zusatztexte aus section_insights oben. */
+  const renderWeitereVitalVerlaeufe = (vo2Insights, vitalItemsByKey) => {
+    const vh = vitalsHistory
+    if (!vh) {
+      return <div style={{ padding: 12, fontSize: 12, color: 'var(--text3)' }}>Keine Verlaufs-Daten (Bundle).</div>
+    }
+    if (vh.metadata?.confidence === 'insufficient') {
       return (
-        <div style={{ padding: 20, textAlign: 'center', color: 'var(--text3)', fontSize: 12 }}>
-          Keine Vital-Matrix-Daten
+        <div style={{ padding: 12, fontSize: 12, color: 'var(--text3)', lineHeight: 1.5 }}>
+          {vh.metadata?.message || 'Zu wenige Vitaldaten im gewählten Fenster für Verläufe.'}
         </div>
       )
     }
-    const meta = vitalsData.metadata || {}
-    const items = meta.vital_items || []
-    const ds0 = vitalsData.data?.datasets?.[0]
-    const hasRawChart =
-      Array.isArray(vitalsData.data?.labels) &&
-      vitalsData.data.labels.length > 0 &&
-      Array.isArray(ds0?.data) &&
-      ds0.data.length > 0
-    const ins = meta.confidence === 'insufficient'
-    if (ins && items.length === 0 && !hasRawChart) {
+    const series = vh.series || {}
+    const keys = VITAL_TREND_ONLY_KEYS.filter((k) => series[k]?.points?.length)
+    if (keys.length === 0) {
       return (
-        <div style={{ padding: 20, textAlign: 'center', color: 'var(--text3)', fontSize: 12 }}>
-          {meta.message || 'Keine aktuellen Vitalwerte'}
+        <div style={{ padding: 8, fontSize: 12, color: 'var(--text3)' }}>
+          Keine zusätzlichen Vital-Verläufe (VO2max, SpO2, Atemfrequenz) im Fenster — oder nur Ruhepuls/HRV erfasst.
         </div>
       )
     }
 
-    let chartRows = items.map((it) => ({
-      name: it.label_de,
-      value: Number(it.bar_value ?? 0),
-      fill: barFillForTone(it.tone),
-      tone: it.tone,
-    }))
-    if (chartRows.length === 0 && hasRawChart) {
-      const bg = ds0.backgroundColor
-      chartRows = vitalsData.data.labels.map((name, i) => ({
-        name,
-        value: Number(ds0.data[i] ?? 0),
-        fill: Array.isArray(bg) ? bg[i] || '#1D9E75' : bg || '#1D9E75',
-        tone: 'neutral',
-      }))
-    }
-
-    if (items.length === 0 && chartRows.length === 0) {
-      return (
-        <div style={{ padding: 20, textAlign: 'center', color: 'var(--text3)', fontSize: 12 }}>
-          Keine Vitalwerte zur Anzeige (Server lieferte weder Kennzeilen noch Diagrammdaten).
-        </div>
-      )
-    }
-
-    const vitDate = meta.vitals_measured_at
-    const bpDate = meta.blood_pressure_measured_at
-    const disclaimer = meta.disclaimer_de
-
     return (
-      <>
-        {items.length > 0 ? (
-          <div style={{ display: 'flex', flexDirection: 'column', gap: 10, marginBottom: 14 }}>
-            {items.map((it) => {
-              const stripe =
-                it.tone === 'good'
-                  ? getStatusColor('good')
-                  : it.tone === 'bad'
-                    ? getStatusColor('bad')
-                    : it.tone === 'warn'
-                      ? getStatusColor('warn')
-                      : '#6B7280'
-              const bg =
-                it.tone === 'good'
-                  ? getStatusBg('good')
-                  : it.tone === 'bad'
-                    ? getStatusBg('bad')
-                    : it.tone === 'warn'
-                      ? getStatusBg('warn')
-                      : 'var(--surface2)'
-              return (
-                <div
-                  key={it.key}
-                  style={{
-                    borderRadius: 8,
-                    padding: '10px 12px',
-                    border: '1px solid var(--border)',
-                    borderLeft: `4px solid ${stripe}`,
-                    background: bg,
-                  }}
-                >
-                  <div style={{ display: 'flex', flexWrap: 'wrap', alignItems: 'baseline', gap: 8, marginBottom: 4 }}>
-                    <span style={{ fontSize: 12, fontWeight: 600, color: 'var(--text1)' }}>{it.label_de}</span>
-                    <span style={{ fontSize: 13, fontWeight: 700, color: 'var(--text1)' }}>{it.value_display}</span>
-                    <span
-                      style={{
-                        fontSize: 11,
-                        fontWeight: 600,
-                        padding: '2px 8px',
-                        borderRadius: 6,
-                        background: 'var(--surface)',
-                        color: stripe,
-                        border: `1px solid ${stripe}`,
-                      }}
-                    >
-                      {it.zone_label_de}
-                    </span>
-                  </div>
-                  <div style={{ fontSize: 11, color: 'var(--text2)', lineHeight: 1.45 }}>{it.hint_de}</div>
-                </div>
-              )
-            })}
+      <div style={{ width: '100%', minWidth: 0 }}>
+        {vo2Insights.length > 0 ? (
+          <div style={{ display: 'flex', flexDirection: 'column', gap: 8, marginBottom: 14 }}>
+            {vo2Insights.map((ins) => (
+              <SectionInsightCard key={ins.key} ins={ins} />
+            ))}
           </div>
         ) : null}
-
-        {items.length === 0 && chartRows.length > 0 ? (
-          <div style={{ fontSize: 11, color: 'var(--text3)', marginBottom: 8 }}>
-            Diagramm aus Server-Daten (ohne Zonen-Detail — bitte App aktualisieren oder Cache leeren).
-          </div>
-        ) : null}
-
-        {chartRows.length > 0 ? (
-          <>
-            <div style={{ fontSize: 11, color: 'var(--text3)', marginBottom: 6 }}>
-              Relative Einordnung (0–100, nur Übersicht — keine körperliche Messgröße)
-            </div>
-            <ResponsiveContainer width="100%" height={Math.max(200, chartRows.length * 36)}>
-              <BarChart data={chartRows} margin={{ top: 4, right: 8, bottom: 0, left: 8 }} layout="horizontal">
-                <CartesianGrid stroke="var(--border)" strokeDasharray="3 3" />
-                <XAxis type="number" tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} domain={[0, 100]} />
-                <YAxis type="category" dataKey="name" tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} width={100} />
-                <Tooltip
-                  contentStyle={{
-                    background: 'var(--surface)',
-                    border: '1px solid var(--border)',
-                    borderRadius: 8,
-                    fontSize: 11,
-                  }}
-                  formatter={(v) => [`${Number(v).toFixed(0)} (relativ)`, 'Einordnung']}
-                />
-                <Bar dataKey="value" name="Einordnung" radius={[0, 3, 3, 0]}>
-                  {chartRows.map((row, i) => (
-                    <Cell key={`c-${i}`} fill={row.fill} />
-                  ))}
-                </Bar>
-              </BarChart>
-            </ResponsiveContainer>
-          </>
-        ) : null}
-
-        <div style={{ marginTop: 10, fontSize: 10, color: 'var(--text3)', lineHeight: 1.45 }}>
-          {vitDate ? (
-            <>
-              Baseline-Vitals Stand: <strong>{fmtDate(vitDate)}</strong>
-            </>
-          ) : null}
-          {vitDate && bpDate ? ' · ' : null}
-          {bpDate ? (
-            <>
-              Blutdruck Stand: <strong>{fmtDate(bpDate)}</strong>
-            </>
-          ) : null}
-          {!vitDate && !bpDate ? <>Anzeige-Zeitraum Vital-Matrix: {vDays} Tage</> : null}
+        <div style={{ fontSize: 11, color: 'var(--text3)', marginBottom: 10 }}>
+          Gestrichelte Linie: gleitender Mittelwert (max. 7 aufeinanderfolgende Messungen). Y-Achse auf den Datenbereich
+          begrenzt.
         </div>
-        {disclaimer ? (
-          <div style={{ marginTop: 8, fontSize: 10, color: 'var(--text3)', fontStyle: 'italic' }}>{disclaimer}</div>
-        ) : null}
-      </>
+        {keys.map((k) => {
+          const m = series[k]
+          const pts = m.points || []
+          const maPts = m.points_ma7 || []
+          const zoneItem = vitalItemsByKey[k]
+          const chartData = pts.map((p, i) => ({
+            ...p,
+            d: fmtDate(p.date),
+            value_ma: maPts[i]?.value != null ? maPts[i].value : null,
+          }))
+          const vals = []
+          pts.forEach((p, i) => {
+            vals.push(p.value)
+            if (maPts[i]?.value != null) vals.push(maPts[i].value)
+          })
+          const mn = Math.min(...vals)
+          const mx = Math.max(...vals)
+          const span = mx - mn
+          const pad = span < 1e-9 ? Math.max(Math.abs(mn) * 0.05, 0.5) : Math.max(span * 0.12, 0.01)
+          const hasMa = maPts.length > 0 && maPts.some((x) => x?.value != null)
+
+          return (
+            <div key={k} style={{ marginBottom: 18, width: '100%' }}>
+              <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text2)', marginBottom: 6 }}>
+                {m.label_de} ({m.unit})
+                {m.n != null ? <span style={{ fontWeight: 400, color: 'var(--text3)' }}> · n = {m.n}</span> : null}
+                {m.mean != null ? (
+                  <span style={{ fontWeight: 400, color: 'var(--text3)' }}> · Ø {formatAxisTick(m.mean)}</span>
+                ) : null}
+              </div>
+              <VitalZoneHint item={zoneItem} />
+              {pts.length === 1 ? (
+                <div style={{ fontSize: 12, color: 'var(--text3)', padding: '8px 0' }}>
+                  Ein Messpunkt ({formatAxisTick(m.last)}) — weiter erfassen, um einen Verlauf zu sehen.
+                </div>
+              ) : (
+                <div style={{ width: '100%', height: hasMa ? 220 : 200, minHeight: hasMa ? 220 : 200 }}>
+                  <ResponsiveContainer width="100%" height="100%">
+                    <LineChart data={chartData} margin={{ top: 4, right: 12, bottom: 0, left: 0 }}>
+                      <CartesianGrid stroke="var(--border)" strokeDasharray="3 3" />
+                      <XAxis dataKey="d" tick={{ fontSize: 9, fill: 'var(--text3)' }} interval="preserveStartEnd" />
+                      <YAxis
+                        domain={[mn - pad, mx + pad]}
+                        tick={{ fontSize: 9, fill: 'var(--text3)' }}
+                        tickFormatter={formatAxisTick}
+                        tickCount={6}
+                        width={48}
+                      />
+                      <Tooltip
+                        contentStyle={{
+                          background: 'var(--surface)',
+                          border: '1px solid var(--border)',
+                          borderRadius: 8,
+                          fontSize: 11,
+                        }}
+                        formatter={(value) => (value != null ? formatAxisTick(value) : '')}
+                      />
+                      {hasMa ? <Legend wrapperStyle={{ fontSize: 10, paddingTop: 4 }} /> : null}
+                      <Line
+                        type="monotone"
+                        dataKey="value"
+                        stroke={m.color || '#1D9E75'}
+                        strokeWidth={2}
+                        dot={{ r: 3 }}
+                        name="Messwert"
+                      />
+                      {hasMa ? (
+                        <Line
+                          type="monotone"
+                          dataKey="value_ma"
+                          stroke={m.color || '#1D9E75'}
+                          strokeOpacity={0.55}
+                          strokeWidth={2}
+                          strokeDasharray="5 5"
+                          dot={false}
+                          name="Ø (max. 7 Messungen)"
+                          connectNulls
+                        />
+                      ) : null}
+                    </LineChart>
+                  </ResponsiveContainer>
+                </div>
+              )}
+            </div>
+          )
+        })}
+      </div>
     )
   }
 
@@ -504,43 +639,118 @@ export default function RecoveryDashboardOverview({
         ) : null}
       </div>
 
-      <p style={{ fontSize: 11, color: 'var(--text3)', lineHeight: 1.45, marginBottom: 10 }}>
-        Auswertung aus dem Recovery-Data-Layer (Issue 53). Fenster ca. <strong>{eff}</strong> Tage · Charts{' '}
-        <strong>{cDays}</strong> Tage · Vital-Matrix <strong>{vDays}</strong> Tage.
+      <p style={{ fontSize: 11, color: 'var(--text3)', lineHeight: 1.45, marginBottom: 12 }}>
+        Daten-Layer Auswertung · Fenster ca. <strong>{eff}</strong> Tage · Chart-Horizont <strong>{cDays}</strong> Tage ·
+        Vital-Snapshot <strong>{vDays}</strong> Tage.
       </p>
 
-      <KpiTilesOverview tiles={kpiTiles} heading="Kennzahlen" />
+      <KpiTilesOverview tiles={kpiTiles} heading="Kennzahlen" marginBottom={16} />
 
       {insights.length > 0 ? (
-        <div style={{ marginBottom: 14 }}>
-          <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: 8 }}>Einschätzungen</div>
-          <div style={{ display: 'flex', flexDirection: 'column', gap: 8 }}>
-            {insights.map((ins) => (
-              <div
-                key={ins.key}
-                style={{
-                  borderRadius: 8,
-                  padding: '10px 12px',
-                  border: '1px solid var(--border)',
-                  borderLeft: `4px solid ${getStatusColor(['good', 'warn', 'bad'].includes(ins.tone) ? ins.tone : 'warn')}`,
-                  background: 'var(--surface2)',
-                }}
-              >
-                <div style={{ fontSize: 12, fontWeight: 600, marginBottom: 4 }}>{ins.title}</div>
-                <div style={{ fontSize: 12, color: 'var(--text2)', lineHeight: 1.45 }}>{ins.body}</div>
-              </div>
-            ))}
+        <div style={{ marginBottom: 18 }}>
+          <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: 8 }}>
+            Überblick: Recovery & Schlaf
+          </div>
+          <div style={{ display: 'flex', flexDirection: 'column', gap: 10 }}>
+            {insights.map((ins) => {
+              const t = ['good', 'warn', 'bad'].includes(ins.tone) ? ins.tone : 'warn'
+              return (
+                <div
+                  key={ins.key}
+                  style={{
+                    borderRadius: 8,
+                    padding: '10px 12px',
+                    border: '1px solid var(--border)',
+                    borderLeft: `4px solid ${getStatusColor(t)}`,
+                    background: getStatusBg(t),
+                  }}
+                >
+                  <div style={{ fontSize: 12, fontWeight: 600, marginBottom: 4 }}>{ins.title}</div>
+                  <div style={{ fontSize: 12, color: 'var(--text2)', lineHeight: 1.45 }}>{ins.body}</div>
+                </div>
+              )
+            })}
           </div>
         </div>
       ) : null}
 
-      <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: 8, marginTop: 4 }}>Diagramme</div>
+      <SectionHeading
+        compactTop
+        title="Schlaf & Erholung"
+        hint="Recovery-Score und Schlaf im gleichen Zeitraum wie die Kennzahlen oben."
+      />
+      <ChartCard
+        title="Recovery Score"
+        description="0–100, Verlauf im Chart-Fenster. Höher ist in der Regel günstiger."
+      >
+        {renderRecoveryScore()}
+      </ChartCard>
+      <ChartCard
+        title="Schlaf: Dauer & Qualität"
+        description={
+          sleepData && sleepData.metadata?.confidence !== 'insufficient' && sleepData.metadata?.avg_duration_hours != null
+            ? `Dauer (h) und Qualitätsanteil (%). Mittlere Schlafdauer im Chart-Fenster: ${sleepData.metadata.avg_duration_hours} h — gleiche Information wie früher in der KPI «Ø Schlafdauer», jetzt hier im Schlaf-Kontext.`
+            : 'Dauer (h) und Qualitätsanteil (%). Sobald genug Daten vorliegen, siehst du die mittlere Schlafdauer unter dem Diagramm.'
+        }
+      >
+        {renderSleepQuality()}
+      </ChartCard>
+      <ChartCard title="Schlafschuld" description="Kumulierte Differenz zur Zielschlafdauer.">
+        {renderSleepDebt()}
+      </ChartCard>
 
-      <ChartCard title="📊 Recovery Score">{renderRecoveryScore()}</ChartCard>
-      <ChartCard title="📊 HRV & Ruhepuls">{renderHrvRhr()}</ChartCard>
-      <ChartCard title="📊 Schlaf: Dauer & Qualität">{renderSleepQuality()}</ChartCard>
-      <ChartCard title="📊 Schlafschuld">{renderSleepDebt()}</ChartCard>
-      <ChartCard title="📊 Vitalwerte Überblick">{renderVitalSigns()}</ChartCard>
+      <SectionHeading
+        title="Herz & Kreislauf"
+        hint="Text-Hinweise und Zonen-Snapshots zu Ruhepuls, HRV und Blutdruck; Verlauf nur im kombinierten Diagramm (keine zweite RHR/HRV-Linie unten)."
+      />
+      <div className="card" style={{ marginBottom: 12 }}>
+        <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: 8 }}>Einordnung & Kontext</div>
+        <HeartAutonomicGuide />
+        {heartSectionInsights.length > 0 ? (
+          <div style={{ display: 'flex', flexDirection: 'column', gap: 8, marginBottom: 12 }}>
+            {heartSectionInsights.map((ins) => (
+              <SectionInsightCard key={ins.key} ins={ins} />
+            ))}
+          </div>
+        ) : null}
+        <div style={{ fontSize: 11, fontWeight: 600, color: 'var(--text3)', marginBottom: 6 }}>Letzte Messwerte (Zonen)</div>
+        <SnapshotCards items={heartSnapshotItems} />
+        {vitalsData?.metadata?.vitals_measured_at || vitalsData?.metadata?.blood_pressure_measured_at ? (
+          <div style={{ fontSize: 10, color: 'var(--text3)', marginBottom: 8, lineHeight: 1.45 }}>
+            {vitalsData?.metadata?.vitals_measured_at ? (
+              <>
+                Baseline-Vitals: <strong>{fmtDate(vitalsData.metadata.vitals_measured_at)}</strong>
+              </>
+            ) : null}
+            {vitalsData?.metadata?.vitals_measured_at && vitalsData?.metadata?.blood_pressure_measured_at ? ' · ' : null}
+            {vitalsData?.metadata?.blood_pressure_measured_at ? (
+              <>
+                Blutdruck: <strong>{fmtDate(vitalsData.metadata.blood_pressure_measured_at)}</strong>
+              </>
+            ) : null}
+          </div>
+        ) : null}
+        {vitalsData?.metadata?.disclaimer_de ? (
+          <div style={{ fontSize: 10, color: 'var(--text3)', fontStyle: 'italic', marginBottom: 10 }}>
+            {vitalsData.metadata.disclaimer_de}
+          </div>
+        ) : null}
+      </div>
+      <ChartCard
+        title="HRV & Ruhepuls — Zeitverlauf"
+        description="Zwei Y-Achsen: HRV (ms, links), Ruhepuls (bpm, rechts). Gleicher Zeitraum wie die Charts oben."
+      >
+        {renderHrvRhr()}
+      </ChartCard>
+
+      <SectionHeading
+        title="Weitere Vitalparameter (Verlauf)"
+        hint="VO2max-Trendtexte erscheinen oberhalb des Diagramms. SpO2 und Atemfrequenz: Zonen zum letzten Snapshot unter dem Titel."
+      />
+      <div className="card" style={{ marginBottom: 12 }}>
+        <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: 8 }}>Verläufe</div>
+        {renderWeitereVitalVerlaeufe(vo2SectionInsights, vitalItemsByKey)}
+      </div>
     </div>
   )
 }