const pptxgen = require("pptxgenjs");

let pres = new pptxgen();
pres.layout = 'LAYOUT_WIDE';
pres.title = 'Raktatisara and its Ayurvedic Management';

// ─── COLOR PALETTE ───────────────────────────────────────────────────────────
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  charcoal:  "2D2D2D",   // body text
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}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 1: TITLE
// ═══════════════════════════════════════════════════════════════════════════════
{
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  s.addText("रक्तातिसार", {
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  s.addText("RAKTATISARA", {
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  s.addText("Hemorrhagic Diarrhoea — An Ayurvedic Perspective", {
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}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 2: OVERVIEW / DEFINITION
// ═══════════════════════════════════════════════════════════════════════════════
{
  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "What is Raktatisara?", "Definition & Classical Context");

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  s.addText([
    { text: "Raktatisara (Raktaja Atisara) ", options: { bold: true, color: C.deepRed } },
    { text: "is a type of hemorrhagic diarrhoea characterised by the passage of blood-mixed stools, caused by vitiation of ", options: { color: C.charcoal } },
    { text: "Pitta and Rakta doshas", options: { bold: true, color: C.saffron } },
    { text: ". It is described in Charaka Samhita (Chikitsa Sthana, Ch. 19), Sushruta Samhita and Ashtanga Hridayam under the chapter on Atisara (diarrhoea).", options: { color: C.charcoal } },
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    { title: "Dosha Involved", body: "Pitta Pradhana — Primary\nRakta Dushti — Blood vitiation\nVata (secondary) — in complicated cases" },
    { title: "Modern Correlation", body: "Ulcerative Colitis\nHemorrhagic / Bloody Diarrhoea\nInfective Dysentery (Raktaja Pravahika)" },
  ];
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      valign: "top", align: "left", margin: 6,
    });
  });
}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 3: NIDANA (CAUSES)
// ═══════════════════════════════════════════════════════════════════════════════
{
  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Nidana — Causative Factors", "Etiological factors for Raktatisara");

  // Two columns
  const col1 = [
    ["Aahara Nidana (Dietary)", [
      "Amla (sour) food in excess",
      "Lavana (salty) food in excess",
      "Katu (pungent) & Teekshna (sharp) food",
      "Kshaara (alkaline) & Ushna (hot) food",
      "Vidahi (corrosive / irritant) food",
      "Spicy, fried, processed food",
    ]],
    ["Vihara Nidana (Lifestyle)", [
      "Atapa Sevana — excessive sun exposure",
      "Agni Sevana — excessive heat exposure",
      "Ushna Vayu — exposure to hot air/wind",
      "Ratri Jagaran — late night working",
      "Physical & emotional stress",
    ]],
  ];
  const col2 = [
    ["Manasika Nidana (Mental)", [
      "Krodha — anger",
      "Irshya — jealousy",
      "Chinta — anxiety / worry",
      "Emotional turbulence aggravating Pitta",
    ]],
    ["Purvarupa Progression", [
      "Neglected or undertreated Pittatisara",
      "Progressive Pitta-Rakta vitiation",
      "Rakta Dushti (blood impurity) ensues",
      "Involvement of Purishavaha Srotas",
      "Damage to Annavaha Srotas lining",
    ]],
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          { text: "▸  ", options: { color: C.saffron, bold: true } },
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}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 4: SAMPRAPTI (PATHOGENESIS)
// ═══════════════════════════════════════════════════════════════════════════════
{
  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Samprapti — Pathogenesis", "Shat Kriyakala & Dosha Dushya Sammurchana");

  // Flow chart steps
  const steps = [
    { n: "1", label: "Nidana Sevana", desc: "Intake of Pitta aggravating diet & lifestyle" },
    { n: "2", label: "Pitta Prakopa", desc: "Pitta dosha gets vitiated (Sanchaya → Prakopa)" },
    { n: "3", label: "Rakta Dushti", desc: "Vitiated Pitta corrupts Rakta (blood) — Pitta-Rakta Sammurchana" },
    { n: "4", label: "Srotas Dushti", desc: "Annavaha & Purishavaha Srotas get affected — mucosal damage" },
    { n: "5", label: "Pittaatisara", desc: "Yellow/green stools, burning — Pittaja Atisara stage" },
    { n: "6", label: "Raktatisara", desc: "Progression: blood-mixed stools — Raktaja Atisara (Raktatisara)" },
  ];

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    let col = i % 3;
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    let y = 1.2 + row * 1.85;

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      fontSize: 14, bold: true, color: C.white, fontFace: "Georgia",
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    x: 6.5, y: 3.0, w: 0.08, h: 0.3,
    fill: { color: C.saffron }, line: { color: C.saffron },
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}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 5: LAKSHANA (SYMPTOMS)
// ═══════════════════════════════════════════════════════════════════════════════
{
  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Lakshana — Clinical Features", "Signs & Symptoms of Raktatisara");

  const symptoms = [
    { icon: "🩸", name: "Rakta Srava", desc: "Passage of blood-mixed stools (principal feature)" },
    { icon: "🔥", name: "Gudapaaka", desc: "Burning sensation in the rectum and anus" },
    { icon: "😣", name: "Shula", desc: "Colicky abdominal pain (Udara Shula)" },
    { icon: "💧", name: "Trishna", desc: "Excessive thirst (due to fluid loss)" },
    { icon: "🌡️", name: "Jwara", desc: "Low-grade fever associated with inflammation" },
    { icon: "😰", name: "Daurbalya", desc: "General weakness and debility" },
    { icon: "😵", name: "Moorcha / Bhrama", desc: "Giddiness or fainting (in severe cases)" },
    { icon: "🟤", name: "Picchila Mala", desc: "Slimy / mucous mixed stools with foul odour" },
    { icon: "⚡", name: "Pravahana", desc: "Tenesmus — painful straining at stool" },
    { icon: "😟", name: "Aruchi", desc: "Loss of appetite and nausea" },
    { icon: "💔", name: "Hridaya Shoola", desc: "Palpitations or cardiac discomfort (severe cases)" },
    { icon: "🔴", name: "Rakta Varna Mutra", desc: "Reddish urine due to systemic Rakta vitiation" },
  ];

  symptoms.forEach((sym, i) => {
    let col = i % 3;
    let row = Math.floor(i / 3);
    let x = 0.3 + col * 4.3;
    let y = 1.15 + row * 1.05;

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      x, y, w: 0.55, h: 0.9,
      fill: { color: C.deepRed }, line: { color: C.deepRed },
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      x: x, y: y, w: 0.55, h: 0.9,
      fontSize: 20, align: "center", valign: "middle", margin: 0,
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    s.addText(sym.name, {
      x: x + 0.6, y: y + 0.03, w: 3.4, h: 0.36,
      fontSize: 12, bold: true, color: C.deepRed, fontFace: "Georgia",
      align: "left", valign: "middle", margin: 2,
    });
    s.addText(sym.desc, {
      x: x + 0.6, y: y + 0.38, w: 3.4, h: 0.48,
      fontSize: 10, color: C.charcoal, fontFace: "Calibri",
      align: "left", valign: "top", margin: 2,
    });
  });
}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 6: BHEDA (TYPES / CLASSIFICATION)
// ═══════════════════════════════════════════════════════════════════════════════
{
  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Bheda — Classification of Atisara", "Six classical types with Raktatisara highlighted");

  const types = [
    { name: "Vataja Atisara", color: "2980B9", desc: "Frothy, thin, cold stools; rumbling; Vata dominant", highlight: false },
    { name: "Pittaja Atisara", color: "E67E22", desc: "Yellow/green, hot, foul-smelling stools; burning; Pitta dominant", highlight: false },
    { name: "Kaphaja Atisara", color: "27AE60", desc: "Slimy, pale, heavy stools; Kapha dominant", highlight: false },
    { name: "Raktatisara ★", color: C.deepRed, desc: "Blood-mixed stools; burning; Pitta-Rakta vitiation — FOCUS TOPIC", highlight: true },
    { name: "Sannipataja Atisara", color: "8E44AD", desc: "All three Doshas vitiated; multicoloured stools; most severe", highlight: false },
    { name: "Amatisara", color: "7F8C8D", desc: "Diarrhoea caused by Ama (undigested material); foul smell; initial stage", highlight: false },
  ];

  types.forEach((t, i) => {
    let col = i % 3;
    let row = Math.floor(i / 3);
    let x = 0.4 + col * 4.2;
    let y = 1.15 + row * 2.0;
    let fillC = t.highlight ? C.lightRed : C.white;
    let borderC = t.highlight ? C.deepRed : C.saffron;

    card(s, x, y, 3.9, 1.75, fillC);
    if (t.highlight) {
      s.addShape(pres.ShapeType.rect, {
        x, y, w: 3.9, h: 1.75,
        fill: { color: "00000000", transparency: 100 },
        line: { color: C.deepRed, pt: 2.5 },
      });
    }
    s.addShape(pres.ShapeType.rect, {
      x, y, w: 3.9, h: 0.48,
      fill: { color: t.color }, line: { color: t.color },
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    s.addText(t.name, {
      x: x + 0.08, y, w: 3.74, h: 0.48,
      fontSize: t.highlight ? 13 : 12, bold: true, color: C.white, fontFace: "Georgia",
      align: "left", valign: "middle", margin: 6,
    });
    s.addText(t.desc, {
      x: x + 0.12, y: y + 0.52, w: 3.66, h: 1.15,
      fontSize: 11, color: C.charcoal, fontFace: "Calibri",
      align: "left", valign: "top", margin: 4,
    });
  });
}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 7: CHIKITSA SIDDHANTA (TREATMENT PRINCIPLES)
// ═══════════════════════════════════════════════════════════════════════════════
{
  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Chikitsa Siddhanta — Treatment Principles", "General therapeutic approach in Raktatisara");

  const principles = [
    {
      num: "1", title: "Nidana Parivarjana",
      body: "First and foremost — eliminate all causative factors (dietary & lifestyle). Stop intake of Pitta-Rakta aggravating foods and avoid heat exposure.",
    },
    {
      num: "2", title: "Deepana-Pachana",
      body: "Kindle Agni (digestive fire) and digest Ama before any Stambhana (anti-diarrhoel) treatment. Use drugs like Musta, Chitrakadi Vati.",
    },
    {
      num: "3", title: "Pitta-Rakta Shamana",
      body: "Cool and pacify vitiated Pitta and Rakta. Use Sheeta (cold), Madhura (sweet), Tikta (bitter) dravyas — e.g. Draksha, Guduchi, Ushira.",
    },
    {
      num: "4", title: "Stambhana Chikitsa",
      body: "Anti-diarrhoeal therapy ONLY after Deepana-Pachana. Use astringent (Kashaya rasa) drugs: Lodhra, Kutaja, Nagakeshara.",
    },
    {
      num: "5", title: "Rakta Stambhana",
      body: "Stop bleeding: haemostatic herbs — Nagakeshara, Lodhra, Dhataki, Yavasa. These have Rakta Stambhaka karma.",
    },
    {
      num: "6", title: "Basti Chikitsa",
      body: "Piccha Basti (unctuous enema with mucilaginous drugs) is described in Charaka Samhita for Raktatisara — heals mucosal ulceration.",
    },
  ];

  principles.forEach((p, i) => {
    let col = i % 2;
    let row = Math.floor(i / 2);
    let x = 0.4 + col * 6.4;
    let y = 1.15 + row * 1.5;

    card(s, x, y, 6.1, 1.35);
    s.addShape(pres.ShapeType.ellipse, {
      x: x + 0.1, y: y + 0.35, w: 0.6, h: 0.6,
      fill: { color: C.deepRed }, line: { color: C.deepRed },
    });
    s.addText(p.num, {
      x: x + 0.1, y: y + 0.35, w: 0.6, h: 0.6,
      fontSize: 16, bold: true, color: C.white, fontFace: "Georgia",
      align: "center", valign: "middle", margin: 0,
    });
    s.addText(p.title, {
      x: x + 0.85, y: y + 0.06, w: 5.1, h: 0.42,
      fontSize: 13, bold: true, color: C.saffron, fontFace: "Georgia",
      align: "left", valign: "middle", margin: 0,
    });
    s.addText(p.body, {
      x: x + 0.85, y: y + 0.46, w: 5.1, h: 0.82,
      fontSize: 10.5, color: C.charcoal, fontFace: "Calibri",
      align: "left", valign: "top", margin: 0,
    });
  });
}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 8: AUSHADHI — SINGLE DRUGS
// ═══════════════════════════════════════════════════════════════════════════════
{
  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Aushadhi — Single Drugs (Ekakala Dravya)", "Key herbs used in Raktatisara management");

  const drugs = [
    { name: "Kutaja", latin: "Holarrhena antidysenterica", karma: "Grahi, Atisara Nashaka, anti-dysenteric" },
    { name: "Nagakeshara", latin: "Mesua ferrea", karma: "Raktatisara Nashaka, Raktasthambhaka, haemostatic" },
    { name: "Lodhra", latin: "Symplocos racemosa", karma: "Rakta Stambhaka — checks bleeding; astringent" },
    { name: "Musta", latin: "Cyperus rotundus", karma: "Amapachana, Agnideepana, Grahi — reduces bowel frequency" },
    { name: "Draksha", latin: "Vitis vinifera", karma: "Pitta-Rakta Shamaka, Trishna Nashaka, cooling" },
    { name: "Guduchi", latin: "Tinospora cordifolia", karma: "Pitta Shamaka, immunomodulator, Rasayana" },
    { name: "Ushira", latin: "Vetiveria zizanioides", karma: "Sheeta, Pitta Rakta Shamaka, diuretic" },
    { name: "Nimba", latin: "Azadirachta indica", karma: "Krimighna, Pitta Shamaka, anti-inflammatory" },
    { name: "Dhataki", latin: "Woodfordia fruticosa", karma: "Rakta Stambhaka, Grahi, checks bleeding" },
    { name: "Mocharasa", latin: "Salmalia malabarica (Bombax)", karma: "Astringent, haemostatic, mucosal healing" },
  ];

  drugs.forEach((d, i) => {
    let col = i % 2;
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    let x = 0.4 + col * 6.4;
    let y = 1.12 + row * 0.84;

    card(s, x, y, 6.1, 0.75, col === 0 ? C.white : C.ivory);
    s.addText(d.name, {
      x: x + 0.12, y: y + 0.04, w: 1.8, h: 0.35,
      fontSize: 12, bold: true, color: C.deepRed, fontFace: "Georgia",
      align: "left", valign: "middle", margin: 0,
    });
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      x: x + 0.12, y: y + 0.38, w: 2.5, h: 0.3,
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      align: "left", valign: "middle", margin: 2,
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  });
}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 9: CLASSICAL FORMULATIONS
// ═══════════════════════════════════════════════════════════════════════════════
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  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Yoga / Formulations — Classical Preparations", "Multi-drug Ayurvedic formulations for Raktatisara");

  const formulations = [
    {
      name: "Kutajarishtam",
      type: "Arishta (fermented decoction)",
      use: "Chief formulation — strongly indicated in Raktaja Atisara; anti-dysenteric, astringent",
      dose: "15–20 ml with equal water after meals",
    },
    {
      name: "Kutaja Ghan Vati",
      type: "Ghan Vati (solid extract tablet)",
      use: "Kutaja-based concentrated extract; Atisara Nashaka, Grahi, anti-infective",
      dose: "250–500 mg twice daily",
    },
    {
      name: "Mustaarishtam",
      type: "Arishta",
      use: "Ama Pachana + Stambhana; reduces bowel frequency, anti-inflammatory",
      dose: "15 ml twice daily with water",
    },
    {
      name: "Nagakeshara Churna",
      type: "Churna (powder)",
      use: "Raktatisara Nashaka — direct haemostatic action; reduces rectal bleeding",
      dose: "1–3 g with honey/buttermilk",
    },
    {
      name: "Piccha Basti",
      type: "Basti (medicated enema)",
      use: "Charaka's recommendation for Raktatisara — Udumbara kwatha-based enema heals colon ulcers, Stambhana",
      dose: "80–100 ml per session (Anuvasana/Niruha)",
    },
    {
      name: "Bilwadi Churna",
      type: "Churna",
      use: "Bilwa + Kutaja + Musta; Deepana Pachana + Stambhana; first-line for Ama + Raktatisara",
      dose: "3–5 g twice daily with buttermilk",
    },
    {
      name: "Chandanasava",
      type: "Asava (fermented)",
      use: "Pitta-Rakta Shamaka; cooling, anti-inflammatory; used in burning & bleeding",
      dose: "15–20 ml after meals",
    },
    {
      name: "Dhatri Lauha",
      type: "Lauha (iron preparation)",
      use: "Amalaki + iron — corrects anaemia from chronic Raktatisara; Pitta Shamaka",
      dose: "250–500 mg twice daily with honey",
    },
  ];

  formulations.forEach((f, i) => {
    let col = i % 2;
    let row = Math.floor(i / 2);
    let x = 0.4 + col * 6.4;
    let y = 1.12 + row * 1.08;

    card(s, x, y, 6.1, 0.97);
    s.addShape(pres.ShapeType.rect, {
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      fontSize: 10.5, fontFace: "Calibri",
      align: "left", valign: "middle", margin: 4,
    });
  });
}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 10: PATHYA-APATHYA (DIET)
// ═══════════════════════════════════════════════════════════════════════════════
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  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Pathya-Apathya — Dietary Guidelines", "What to take and what to avoid in Raktatisara");

  // Pathya column
  card(s, 0.4, 1.15, 5.9, 4.1, C.white);
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    x: 0.4, y: 1.15, w: 5.9, h: 0.5,
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  s.addText("✅  PATHYA — Beneficial", {
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    fontSize: 14, bold: true, color: C.white, fontFace: "Calibri",
    align: "left", valign: "middle", margin: 4,
  });

  const pathya = [
    "Peya (thin rice gruel / rice water)",
    "Yavagu (thick rice gruel) — light & easy to digest",
    "Takra (buttermilk) — deepana, grahi",
    "Draksha (grapes / raisin water) — cooling",
    "Pomegranate juice (Dadima) — Pitta Shamaka",
    "Moong dal soup (Mudga) — easy digestion",
    "Banana (Kadali) — astringent, cooling",
    "Coconut water — Sheeta, electrolyte replacement",
    "Bael fruit (Bilwa) — Grahi, anti-diarrhoeal",
    "Light, bland, freshly cooked food",
  ];
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      fontSize: 11, fontFace: "Calibri", valign: "middle", margin: 0,
    });
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  // Apathya column
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    x: 6.8, y: 1.15, w: 5.9, h: 0.5,
    fill: { color: C.deepRed }, line: { color: C.deepRed },
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  s.addText("❌  APATHYA — To Avoid", {
    x: 6.9, y: 1.15, w: 5.7, h: 0.5,
    fontSize: 14, bold: true, color: C.white, fontFace: "Calibri",
    align: "left", valign: "middle", margin: 4,
  });

  const apathya = [
    "Amla (sour) foods — curd, tamarind, vinegar",
    "Lavana (excess salt) — aggravates Pitta-Rakta",
    "Katu (spicy / pungent) foods — chilli, pepper",
    "Fried, processed, oily foods",
    "Meat / non-vegetarian (especially Abhishyandi)",
    "Alcohol — direct Pitta aggravant",
    "Maida / refined flour products",
    "Ice-cold / refrigerated foods",
    "Excessive raw vegetables and legumes",
    "Late-night eating, heavy meals",
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      { text: "●  ", options: { color: C.deepRed, bold: true } },
      { text: item, options: { color: C.charcoal } },
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      fontSize: 11, fontFace: "Calibri", valign: "middle", margin: 0,
    });
  });
}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 11: SADHYA-ASADHYATA (PROGNOSIS)
// ═══════════════════════════════════════════════════════════════════════════════
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  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Sadhya-Asadhyata — Prognosis", "Treatability criteria as per classical texts");

  const sections = [
    {
      title: "Sadhya (Curable)", color: "27AE60",
      items: [
        "Recent onset (Nava Roga) — less than 2 weeks",
        "Patient with good Bala (strength) and Agni",
        "Single Dosha involvement",
        "No systemic complications",
        "Responds to initial Deepana-Pachana",
        "Young, otherwise healthy individual",
      ]
    },
    {
      title: "Kashta Sadhya (Difficult)", color: "E67E22",
      items: [
        "Chronic / longstanding Raktatisara",
        "Involvement of 2 Doshas (Pitta + Vata)",
        "Associated Grahani (malabsorption)",
        "Moderate anaemia / weakness",
        "Recurrent relapses on treatment",
      ]
    },
    {
      title: "Asadhya (Incurable / Complications)", color: C.deepRed,
      items: [
        "Passage of flesh-like material (Mamsavat Mala)",
        "Extreme emaciation — Mamsa-Rakta Kshaya",
        "All three Doshas vitiated (Sannipataja)",
        "Severe Agni Naasha (digestive failure)",
        "Moorcha, Bhrama — severe systemic involvement",
        "Non-response to all treatments",
      ]
    },
  ];

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      fill: { color: sec.color }, line: { color: sec.color },
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        fontSize: 11, fontFace: "Calibri", valign: "top", margin: 0,
      });
    });
  });
}

// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 12: MODERN CORRELATION
// ═══════════════════════════════════════════════════════════════════════════════
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  let s = pres.addSlide();
  s.background = { color: C.cream };
  headerBar(s, "Modern Correlation", "Raktatisara in contemporary medical perspective");

  // Central comparison
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    x: 0.4, y: 1.15, w: 5.8, h: 0.5,
    fill: { color: C.deepRed }, line: { color: C.deepRed },
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  s.addText("Raktatisara (Ayurveda)", {
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    fontSize: 14, bold: true, color: C.white, fontFace: "Georgia",
    align: "center", valign: "middle", margin: 0,
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  const ayurveda = [
    "Pitta-Rakta vitiation causing mucosal inflammation",
    "Purishavaha Srotas & Annavaha Srotas involved",
    "Healed by Pitta Shamana + Basti therapy",
    "Grahi / Stambhana herbs — astringent mucosal healing",
    "Deepana-Pachana for Ama clearance",
    "Kutajarishtam — chief formulation",
    "Piccha Basti — medicated enema",
    "Pathya: light cooling diet, Takra, Draksha",
  ];
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      fontSize: 11, fontFace: "Calibri", valign: "middle", margin: 0,
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  const modern = [
    "Ulcerative Colitis (UC) — chronic IBD with rectal bleeding",
    "Hemorrhagic Dysentery (Shigella, E. coli)",
    "Ischemic colitis, infectious colitis",
    "Managed with 5-ASA, steroids, immunosuppressants",
    "Colonoscopy reveals mucosal ulceration / erythema",
    "Ayurvedic drugs show anti-inflammatory, mucosal-healing properties",
    "Kutaja alkaloids — proven anti-dysenteric action",
    "Piccha Basti ~ local drug delivery to colon",
  ];
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// ═══════════════════════════════════════════════════════════════════════════════
// SLIDE 13: SUMMARY / CONCLUSION
// ═══════════════════════════════════════════════════════════════════════════════
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  accentBar(s, 0.88, C.saffron);

  const points = [
    { icon: "🔴", text: "Raktatisara = Raktaja Atisara — hemorrhagic diarrhoea caused by Pitta-Rakta vitiation; correlates with ulcerative colitis / hemorrhagic dysentery." },
    { icon: "⚡", text: "Nidana: excess spicy, hot, sour food; heat exposure; anger; neglected Pittatisara is the primary precursor." },
    { icon: "🔬", text: "Samprapti: Pitta → Rakta dushti → Srotas damage → blood in stools (Raktatisara)." },
    { icon: "💊", text: "Chikitsa sequence: Nidana Parivarjana → Deepana-Pachana → Pitta-Rakta Shamana → Stambhana → Basti." },
    { icon: "🌿", text: "Key drugs: Kutaja (chief), Nagakeshara, Lodhra, Musta, Draksha, Guduchi; formulations: Kutajarishtam, Kutaja Ghan Vati, Piccha Basti." },
    { icon: "🥗", text: "Pathya: Peya, Yavagu, Takra, Dadima, Bilwa. Apathya: Spicy, sour, fried, alcohol." },
    { icon: "📊", text: "Prognosis: Sadhya (curable) if recent & single Dosha; Asadhya if chronic with Mamsa-Rakta Kshaya and Sannipataja." },
  ];

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// ─── Write file ───────────────────────────────────────────────────────────────
pres.writeFile({ fileName: "/home/daytona/workspace/raktatisara-ppt/Raktatisara_Ayurvedic_Management.pptx" })
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