from reportlab.lib.pagesizes import A4
from reportlab.lib import colors
from reportlab.lib.units import cm, mm
from reportlab.platypus import (
    SimpleDocTemplate, Table, TableStyle, Paragraph,
    Spacer, HRFlowable, PageBreak
)
from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
from reportlab.lib.enums import TA_CENTER, TA_LEFT, TA_JUSTIFY
from reportlab.platypus import KeepTogether

OUTPUT = "/tmp/workspace/nasya-karma/Nasya_Karma_Comparison.pdf"

# ── Colours ──────────────────────────────────────────────────────────────────
DARK_GREEN   = colors.HexColor("#1B4332")
MID_GREEN    = colors.HexColor("#2D6A4F")
LIGHT_GREEN  = colors.HexColor("#D8F3DC")
ACCENT       = colors.HexColor("#40916C")
PALE         = colors.HexColor("#F0FFF4")
HEADER_TEXT  = colors.white
BODY_BG      = colors.HexColor("#FAFFFE")
ALT_ROW      = colors.HexColor("#EAF4EE")
BORDER       = colors.HexColor("#74C69D")

# ── Document ──────────────────────────────────────────────────────────────────
doc = SimpleDocTemplate(
    OUTPUT,
    pagesize=A4,
    leftMargin=1.5*cm, rightMargin=1.5*cm,
    topMargin=1.8*cm,  bottomMargin=1.8*cm,
    title="Nasya Karma – Classification Comparison",
    author="Orris | Dr. Brinda Kant Lecture Notes"
)

styles = getSampleStyleSheet()

# Custom paragraph styles
title_style = ParagraphStyle(
    "Title", parent=styles["Title"],
    fontSize=18, textColor=DARK_GREEN,
    spaceAfter=4, spaceBefore=0,
    alignment=TA_CENTER, fontName="Helvetica-Bold"
)
subtitle_style = ParagraphStyle(
    "Subtitle", parent=styles["Normal"],
    fontSize=9, textColor=ACCENT,
    spaceAfter=10, alignment=TA_CENTER, fontName="Helvetica-Oblique"
)
section_style = ParagraphStyle(
    "Section", parent=styles["Normal"],
    fontSize=11, textColor=DARK_GREEN,
    spaceBefore=12, spaceAfter=4,
    fontName="Helvetica-Bold"
)
note_style = ParagraphStyle(
    "Note", parent=styles["Normal"],
    fontSize=7.5, textColor=colors.HexColor("#555555"),
    spaceBefore=3, spaceAfter=6,
    fontName="Helvetica-Oblique", alignment=TA_JUSTIFY
)
cell_style = ParagraphStyle(
    "Cell", parent=styles["Normal"],
    fontSize=7.5, leading=10, fontName="Helvetica"
)
cell_bold = ParagraphStyle(
    "CellBold", parent=styles["Normal"],
    fontSize=7.5, leading=10, fontName="Helvetica-Bold"
)

def P(text, style=None):
    return Paragraph(text, style or cell_style)

def hdr(text):
    return Paragraph(f"<b>{text}</b>", ParagraphStyle(
        "Hdr", parent=styles["Normal"],
        fontSize=8, leading=10,
        textColor=HEADER_TEXT, fontName="Helvetica-Bold",
        alignment=TA_CENTER
    ))

def make_table(data, col_widths, header_rows=1, alt_start=1):
    t = Table(data, colWidths=col_widths, repeatRows=header_rows)
    n = len(data)
    style_cmds = [
        # Header
        ("BACKGROUND",  (0,0), (-1, header_rows-1), MID_GREEN),
        ("TEXTCOLOR",   (0,0), (-1, header_rows-1), HEADER_TEXT),
        ("FONTNAME",    (0,0), (-1, header_rows-1), "Helvetica-Bold"),
        ("FONTSIZE",    (0,0), (-1, header_rows-1), 8),
        ("ALIGN",       (0,0), (-1, header_rows-1), "CENTER"),
        ("VALIGN",      (0,0), (-1,-1), "MIDDLE"),
        # Grid
        ("GRID",        (0,0), (-1,-1), 0.4, BORDER),
        ("ROWBACKGROUND",(0, header_rows), (-1,-1),
         [PALE, ALT_ROW] * ((n - header_rows)//2 + 1)),
        ("LEFTPADDING",  (0,0), (-1,-1), 4),
        ("RIGHTPADDING", (0,0), (-1,-1), 4),
        ("TOPPADDING",   (0,0), (-1,-1), 3),
        ("BOTTOMPADDING",(0,0), (-1,-1), 3),
        # First column accent
        ("BACKGROUND",  (0, header_rows), (0,-1), LIGHT_GREEN),
        ("FONTNAME",    (0, header_rows), (0,-1), "Helvetica-Bold"),
    ]
    t.setStyle(TableStyle(style_cmds))
    return t

# ─────────────────────────────────────────────────────────────────────────────
story = []

# ── PAGE HEADER ───────────────────────────────────────────────────────────────
story.append(Paragraph("NASYA KARMA", title_style))
story.append(Paragraph(
    "Classification &amp; Comparison — Charaka vs Sushruta vs Vagbhata",
    subtitle_style
))
story.append(HRFlowable(width="100%", thickness=1.5, color=MID_GREEN, spaceAfter=6))

# ── TABLE 1 – Basic Difference ────────────────────────────────────────────────
story.append(Paragraph("1. Basis of Classification", section_style))
W = doc.width
t1_data = [
    [hdr("Parameter"), hdr("Charaka  (Cha. Si. 9)"), hdr("Sushruta  (Su. Chi. 40)"), hdr("Vagbhata  (A.H.)")],
    [P("Basis"),         P("Drug form / route of delivery"), P("Therapeutic purpose / action"), P("Therapeutic outcome")],
    [P("No. of types"),  P("5"), P("5"), P("3")],
    [P("Focus"),         P("HOW the drug is given"),         P("WHY / for whom it is given"),   P("Net clinical effect")],
    [P("Approach"),      P("Procedural / technical"),        P("Disease-targeted"),             P("Simplified / broad")],
]
story.append(make_table(t1_data, [W*0.18, W*0.28, W*0.28, W*0.26]))
story.append(Spacer(1, 8))

# ── TABLE 2 – Side-by-side type mapping ──────────────────────────────────────
story.append(Paragraph("2. Type-to-Type Mapping", section_style))
t2_data = [
    [hdr("#"), hdr("Charaka's Type"), hdr("Sushruta's Type"), hdr("Vagbhata"), hdr("Overlap / Difference")],
    [P("1"), P("Navana"),       P("Navana"),              P("Shamana"),  P("Same name & concept — liquid instillation")],
    [P("2"), P("Avapida"),      P("Shodhana / Rechana"),  P("Virechana"),P("Both cleansing; Charaka = fresh juice, Sushruta = strong decoctions")],
    [P("3"), P("Dhmapana"),     P("Pradhamana"),          P("Virechana"),P("Identical procedure — dry powder blown in; only name differs")],
    [P("4"), P("Dhuma"),        P("Shamana"),             P("Shamana"),  P("Different: Charaka = smoke inhalation; Sushruta = mild balancing drops")],
    [P("5"), P("Pratimarsha"),  P("Brimhana"),            P("Brimhana"), P("Both gentle/daily; Sushruta focuses on nourishment, Charaka on maintenance")],
]
story.append(make_table(t2_data, [W*0.05, W*0.16, W*0.18, W*0.14, W*0.47]))
story.append(Spacer(1, 8))

# ── TABLE 3 – Charaka detail ──────────────────────────────────────────────────
story.append(Paragraph("3. Charaka's 5 Types — Detailed", section_style))
t3_data = [
    [hdr("Type"), hdr("Meaning"), hdr("Drug Form"), hdr("Potency"), hdr("Dosha"), hdr("Duration"), hdr("Primary Use")],
    [P("Navana"),      P("To pour"),       P("Juice + kwatha + oil"),        P("Moderate"), P("V+P"),    P("4–6 h"), P("Sinusitis, migraine, head diseases")],
    [P("Avapida"),     P("To press/squeeze"),P("Fresh pressed herb juice"),  P("Strong"),   P("K, V"),   P("2–4 h"), P("Epilepsy, unconsciousness, poisoning")],
    [P("Dhmapana"),    P("To blow in"),    P("Dry herbal powder (blown)"),   P("Strongest"),P("K acute"),P("1–2 h"), P("Emergency — stroke, seizures, coma")],
    [P("Dhuma"),       P("Smoke/fume"),    P("Medicated smoke"),             P("Mod–Strong"),P("K"),     P("3–4 h"), P("Rhinitis, hoarseness, throat/Kapha")],
    [P("Pratimarsha"), P("Daily/repeated"),P("2 drops oil (little finger)"), P("Mildest"),  P("V"),      P("Daily"), P("Prevention, anti-aging, daily health")],
]
story.append(make_table(t3_data, [W*0.13, W*0.12, W*0.20, W*0.10, W*0.08, W*0.09, W*0.28]))
story.append(Spacer(1, 8))

# ── TABLE 4 – Sushruta detail ─────────────────────────────────────────────────
story.append(Paragraph("4. Sushruta's 5 Types — Detailed", section_style))
t4_data = [
    [hdr("Type"), hdr("Meaning"), hdr("Drug Form"), hdr("Potency"), hdr("Dosha Target"), hdr("Primary Purpose")],
    [P("Navana"),           P("To pour"),        P("Juice + decoction + oil"),         P("Moderate"),    P("Vata + Pitta"), P("General therapeutic use")],
    [P("Shodhana/Rechana"), P("Cleansing"),       P("Strong herbal powders, pungent oils"), P("Strong"), P("Kapha excess"), P("Detoxification / purification")],
    [P("Pradhamana"),       P("To propel/blow"),  P("Dry powder blown via tube"),       P("Strongest"),   P("Kapha acute"),  P("Emergency cleansing")],
    [P("Shamana"),          P("Pacifying"),       P("Mild decoctions, medicated oils"), P("Mild"),        P("All Doshas"),   P("Maintenance, balancing")],
    [P("Brimhana"),         P("Nourishing"),      P("Medicated ghee, milk, nutritive oils"), P("Mild–Mod"), P("Vata depletion"), P("Nourishment, anti-aging, debility")],
]
story.append(make_table(t4_data, [W*0.18, W*0.12, W*0.23, W*0.11, W*0.14, W*0.22]))
story.append(Spacer(1, 8))

# ── PAGE 2 ─────────────────────────────────────────────────────────────────────
story.append(PageBreak())
story.append(Paragraph("NASYA KARMA — Continued", title_style))
story.append(HRFlowable(width="100%", thickness=1.5, color=MID_GREEN, spaceAfter=8))

# ── TABLE 5 – Dosage ──────────────────────────────────────────────────────────
story.append(Paragraph("5. Dosage Classification (Sushruta)", section_style))
t5_data = [
    [hdr("Dose Type"), hdr("Sanskrit Term"), hdr("Drops per Nostril"), hdr("Used For")],
    [P("Low dose"),    P("Hina Matra"),    P("8 drops"),  P("Children, elderly, debilitated patients")],
    [P("Medium dose"), P("Madhyama Matra"),P("16 drops"), P("Standard adult therapeutic dose")],
    [P("High dose"),   P("Uttama Matra"),  P("32 drops"), P("Strong constitution, Kapha-dominant conditions")],
]
story.append(make_table(t5_data, [W*0.18, W*0.22, W*0.22, W*0.38]))
story.append(Spacer(1, 8))

# ── TABLE 6 – Contraindications ───────────────────────────────────────────────
story.append(Paragraph("6. Contraindications Comparison", section_style))

def ci(text, ok=False, warn=False):
    if ok:
        return Paragraph(f'<font color="#1B4332"><b>{text}</b></font>', cell_style)
    if warn:
        return Paragraph(f'<font color="#B5451B">{text}</font>', cell_style)
    return P(text)

t6_data = [
    [hdr("Condition"),         hdr("Navana"),  hdr("Avapida"), hdr("Dhmapana"), hdr("Dhuma"),  hdr("Pratimarsha")],
    [P("Pregnancy"),           ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), P("Caution")],
    [P("After meals"),         ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Safe",ok=True)],
    [P("Eye disease"),         ci("Safe",ok=True), P("Caution"), ci("Avoid",warn=True), ci("Contra-indicated",warn=True), ci("Safe",ok=True)],
    [P("Bleeding disorders"),  P("Caution"),  ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Contra-indicated",warn=True), ci("Safe",ok=True)],
    [P("Children"),            ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Safe",ok=True)],
    [P("Elderly / weak"),      P("Caution"),  ci("Avoid",warn=True), ci("Avoid",warn=True), P("Caution"), ci("Safe",ok=True)],
    [P("Daily long-term use"), P("No"),       P("No"),    P("No"),    P("No"),    ci("YES",ok=True)],
    [P("Indigestion"),         ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True)],
    [P("Intoxication"),        ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), ci("Avoid",warn=True), P("Caution")],
]
story.append(make_table(t6_data, [W*0.24, W*0.14, W*0.14, W*0.14, W*0.18, W*0.16]))
story.append(Spacer(1, 8))

# ── TABLE 7 – Summary ─────────────────────────────────────────────────────────
story.append(Paragraph("7. Key Differences at a Glance", section_style))
t7_data = [
    [hdr("Feature"),              hdr("Charaka"),                  hdr("Sushruta"),               hdr("Vagbhata")],
    [P("Classification basis"),   P("Drug form / technique"),      P("Therapeutic action"),        P("Clinical outcome")],
    [P("Most unique type"),       P("Dhuma (smoke)"),              P("Brimhana (nourishing)"),     P("3-type simplification")],
    [P("Daily-use type"),         P("Pratimarsha"),                P("Shamana"),                   P("Shamana")],
    [P("Emergency type"),         P("Dhmapana"),                   P("Pradhamana"),                P("Virechana")],
    [P("Nourishing type"),        P("Pratimarsha (mild)"),         P("Brimhana (dedicated)"),      P("Brimhana")],
    [P("Cleansing type"),         P("Avapida"),                    P("Shodhana / Rechana"),        P("Virechana")],
    [P("Practical emphasis"),     P("HOW to administer"),          P("WHEN & for whom"),           P("Broad therapeutic goal")],
    [P("Best for students"),      P("Technique mastery"),          P("Disease management"),        P("Quick clinical decision")],
]
story.append(make_table(t7_data, [W*0.24, W*0.26, W*0.26, W*0.24]))
story.append(Spacer(1, 10))

# ── Footer note ───────────────────────────────────────────────────────────────
story.append(HRFlowable(width="100%", thickness=0.8, color=ACCENT, spaceAfter=4))
story.append(Paragraph(
    "<b>Clinical Pearl:</b> Charaka tells you <i>how</i> to administer Nasya (technique + drug form); "
    "Sushruta tells you <i>why and for whom</i> (therapeutic goal + Dosha target). "
    "In practice, use Charaka's technique with Sushruta's indication for a complete Nasya prescription. "
    "Vagbhata's 3-type system is best for quick bedside decisions.",
    note_style
))
story.append(Paragraph(
    "Reference: Charaka Samhita – Siddhisthana Ch. 9 | Sushruta Samhita – Chikitsa Ch. 40 | "
    "Ashtanga Hridayam – Sutrasthana Ch. 20    •    Prepared for academic reference.",
    ParagraphStyle("Footer", parent=styles["Normal"],
                   fontSize=6.5, textColor=colors.grey,
                   alignment=TA_CENTER, fontName="Helvetica-Oblique")
))

# ── Build ──────────────────────────────────────────────────────────────────────
doc.build(story)
print("PDF created:", OUTPUT)

from reportlab.lib.pagesizes import A4
from reportlab.lib import colors
from reportlab.lib.units import cm
from reportlab.platypus import (
    SimpleDocTemplate, Table, TableStyle, Paragraph,
    Spacer, HRFlowable, PageBreak
)
from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
from reportlab.lib.enums import TA_CENTER, TA_LEFT, TA_JUSTIFY

OUTPUT = "/tmp/workspace/nasya-karma/Dhumapana_Complete_Reference.pdf"

# ── Colours ───────────────────────────────────────────────────────────────────
DARK       = colors.HexColor("#3B1F0A")   # dark brown
MID        = colors.HexColor("#7B3F00")   # warm brown
LIGHT      = colors.HexColor("#FDF0E0")   # light cream
ACCENT     = colors.HexColor("#C47C2B")   # amber
PALE       = colors.HexColor("#FFFAF3")
ALT        = colors.HexColor("#F5E6CF")
BORDER     = colors.HexColor("#D4A05A")
HDR_TEXT   = colors.white
GREEN_OK   = colors.HexColor("#1B4332")
RED_WARN   = colors.HexColor("#B5451B")

doc = SimpleDocTemplate(
    OUTPUT,
    pagesize=A4,
    leftMargin=1.5*cm, rightMargin=1.5*cm,
    topMargin=1.8*cm,  bottomMargin=1.8*cm,
    title="Dhumapana – Complete Ayurvedic Reference",
    author="Orris Academic Reference"
)

styles = getSampleStyleSheet()

def PS(name, **kw):
    return ParagraphStyle(name, parent=styles["Normal"], **kw)

title_s   = PS("T",  fontSize=18, textColor=DARK, alignment=TA_CENTER,
               fontName="Helvetica-Bold", spaceAfter=3)
sub_s     = PS("S",  fontSize=9,  textColor=ACCENT, alignment=TA_CENTER,
               fontName="Helvetica-Oblique", spaceAfter=10)
sec_s     = PS("Se", fontSize=11, textColor=DARK, fontName="Helvetica-Bold",
               spaceBefore=10, spaceAfter=4)
cell_s    = PS("C",  fontSize=7.5, leading=10, fontName="Helvetica")
cell_b    = PS("CB", fontSize=7.5, leading=10, fontName="Helvetica-Bold")
note_s    = PS("N",  fontSize=7.5, textColor=colors.HexColor("#555555"),
               fontName="Helvetica-Oblique", alignment=TA_JUSTIFY,
               spaceBefore=3, spaceAfter=5)
foot_s    = PS("F",  fontSize=6.5, textColor=colors.grey,
               fontName="Helvetica-Oblique", alignment=TA_CENTER)

def P(t, s=None): return Paragraph(t, s or cell_s)
def PB(t):        return Paragraph(f"<b>{t}</b>", cell_s)

def hdr(t, center=True):
    return Paragraph(f"<b>{t}</b>", PS("H", fontSize=8, leading=10,
        textColor=HDR_TEXT, fontName="Helvetica-Bold",
        alignment=TA_CENTER if center else TA_LEFT))

def make_table(data, cw, hr=1):
    t = Table(data, colWidths=cw, repeatRows=hr)
    n = len(data)
    t.setStyle(TableStyle([
        ("BACKGROUND",   (0,0),(-1,hr-1), MID),
        ("TEXTCOLOR",    (0,0),(-1,hr-1), HDR_TEXT),
        ("FONTNAME",     (0,0),(-1,hr-1), "Helvetica-Bold"),
        ("FONTSIZE",     (0,0),(-1,hr-1), 8),
        ("ALIGN",        (0,0),(-1,hr-1), "CENTER"),
        ("VALIGN",       (0,0),(-1,-1),   "MIDDLE"),
        ("GRID",         (0,0),(-1,-1),   0.4, BORDER),
        ("ROWBACKGROUND",(0,hr),(-1,-1),
         [PALE, ALT]*((n-hr)//2+1)),
        ("LEFTPADDING",  (0,0),(-1,-1), 4),
        ("RIGHTPADDING", (0,0),(-1,-1), 4),
        ("TOPPADDING",   (0,0),(-1,-1), 3),
        ("BOTTOMPADDING",(0,0),(-1,-1), 3),
        ("BACKGROUND",   (0,hr),(0,-1), LIGHT),
        ("FONTNAME",     (0,hr),(0,-1), "Helvetica-Bold"),
    ]))
    return t

def ci(t, ok=False, warn=False):
    if ok:   return Paragraph(f'<font color="#1B4332"><b>{t}</b></font>', cell_s)
    if warn: return Paragraph(f'<font color="#B5451B">{t}</font>', cell_s)
    return P(t)

story = []
W = doc.width

# ══ TITLE ════════════════════════════════════════════════════════════════════
story.append(Paragraph("DHUMAPANA", title_s))
story.append(Paragraph(
    "Ayurvedic Medicated Smoke Inhalation – Complete Classification &amp; Reference",
    sub_s))
story.append(HRFlowable(width="100%", thickness=1.5, color=MID, spaceAfter=6))

# ══ TABLE 1 – Overview ═══════════════════════════════════════════════════════
story.append(Paragraph("1. Basic Overview", sec_s))
t1 = [
    [hdr("Aspect"), hdr("Details")],
    [PB("Etymology"),   P("Dhuma (smoke) + Pana (to consume/inhale) = Inhalation of medicated smoke")],
    [PB("Synonym"),     P("Dhumra")],
    [PB("Definition"),  P("An Ayurvedic procedure where medicated herbal wicks (Dhumavarti) are ignited and the smoke is inhaled through nostrils/mouth for prevention and treatment of disease")],
    [PB("Category"),    P("Dinacharya (daily regimen) + Panchakarma (Purvakarma & Paschatkarma)")],
    [PB("Primary site"),P("Head, neck, throat, sense organs, respiratory tract, psychosomatic disorders")],
    [PB("References"),  P("Ch.Sa. Sutrasthana 5/14–58 | Su.Sa. Chikitsa 40/4 | A.H. Sutrasthana 21")],
    [PB("Route"),       P("Inhalation through nostrils; exhalation ALWAYS through mouth")],
    [PB("Frequency"),   P("Prayogika type: up to 3 times daily | Others: as prescribed, part of therapy")],
]
story.append(make_table(t1, [W*0.22, W*0.78]))
story.append(Spacer(1, 8))

# ══ TABLE 2 – Classification comparison ══════════════════════════════════════
story.append(Paragraph("2. Classification by Acharya – Comparison", sec_s))
t2 = [
    [hdr("#"), hdr("Charaka\n(Ch.Sa. Su. 5)"), hdr("Sushruta\n(Su.Sa. Chi. 40)"), hdr("Vagbhata\n(A.H. Su. 21)"), hdr("Common Ground")],
    [P("1"), P("Prayogika\n(Shamana)"),  P("Prayogika\n(Shamana)"),  P("Snigdha"),    P("Daily use / preventive / pacifying")],
    [P("2"), P("Vairechanika"),          P("Vairechanika"),           P("Madhyama"),   P("Cleansing / purgative type")],
    [P("3"), P("Snaihika"),              P("Snaihika"),               P("Teekshna"),   P("Unctuous / lubricating type")],
    [P("4"), P("—"),                     P("Kashaghna"),              P("Sodhanam"),   P("Sushruta only: antitussive for cough")],
    [P("5"), P("—"),                     P("Vamaniya"),               P("Vranagna"),   P("Sushruta only: emesis-inducing | Vagbhata: wound-healing")],
    [P("6"), P("—"),                     P("Vranagna"),               P("Brimhanam"),  P("Sushruta: wound-healing | Vagbhata: nourishing")],
]
story.append(make_table(t2, [W*0.05, W*0.17, W*0.17, W*0.16, W*0.45]))
story.append(Spacer(1, 8))

# ══ TABLE 3 – Charaka's 3 types in detail ════════════════════════════════════
story.append(Paragraph("3. Charaka's 3 Types — Detailed (Ch.Sa. Sutrasthana 5)", sec_s))
t3 = [
    [hdr("Type"), hdr("Meaning"), hdr("Key Herbs / Materials"), hdr("Potency"), hdr("Dosha"), hdr("Primary Indications")],
    [P("Prayogika\n(Shamana)"), P("Daily use /\nPacifying"),
     P("Ela (cardamom), Patra, Twak, Chandana, Agaru, Guggulu, Sarjarasa, Madhuka, Priyangu"),
     P("Mild"),       P("All Doshas\n(preventive)"),
     P("Daily maintenance; post-bath, post-meals, after Nasya, after sleep; prevention of head/throat diseases")],
    [P("Vairechanika"), P("Cleansing /\nPurgative"),
     P("Aparajita (Clitoria ternatea), Jyotishmati, Hartal, Manah-shila, Gandha Agaru, Patra (Cinnamomum tamala)"),
     P("Strong"),      P("Kapha excess"),
     P("Chronic sinusitis, excess Kapha in head, psychiatric disorders, epilepsy, skin diseases of face")],
    [P("Snaihika"), P("Unctuous /\nLubricating"),
     P("Vasa (fat), Ghrita (clarified butter), Madhuchhishta (beeswax) + Jeevaniya Gana drugs (Jeevaka, Meda, Kakoli, Jeevanti, Madhuka, etc.)"),
     P("Moderate"),    P("Vata"),
     P("Neurological disorders, dryness of head/throat, Vata diseases, hoarseness, hair disorders, debility")],
]
story.append(make_table(t3, [W*0.12, W*0.11, W*0.29, W*0.09, W*0.10, W*0.29]))
story.append(Spacer(1, 8))

# ══ TABLE 4 – Sushruta's 5 types ═════════════════════════════════════════════
story.append(Paragraph("4. Sushruta's 5 Types — Detail (Su.Sa. Chikitsa 40)", sec_s))
t4 = [
    [hdr("Type"), hdr("Meaning"), hdr("Potency"), hdr("Dosha"), hdr("Indications"), hdr("Special Feature")],
    [P("Prayogika"),  P("Daily / Preventive"),    P("Mild"),         P("All"),      P("Daily health, Dinacharya, post-procedure care"),     P("Safe for everyone; can be done daily up to 3×/day")],
    [P("Vairechanika"),P("Cleansing"),             P("Strong"),       P("Kapha"),    P("Sinusitis, mental disorders, epilepsy, skin"),        P("Most commonly used in clinical Panchakarma")],
    [P("Snaihika"),   P("Lubricating"),            P("Moderate"),     P("Vata"),     P("Vata diseases, neurological, dryness, hoarseness"),   P("Contains Jeevaniya Gana — highly nourishing")],
    [P("Kashaghna"),  P("Cough-relieving"),        P("Moderate"),     P("Kapha+Vata"),P("Kasa (cough), respiratory disorders, asthma"),     P("Unique to Sushruta — specific for respiratory use")],
    [P("Vamaniya"),   P("Emesis-inducing"),        P("Strong"),       P("Kapha"),    P("Nausea, severe Kapha head accumulation, epilepsy"),   P("Used before Vamana procedure or as standalone")],
]
story.append(make_table(t4, [W*0.13, W*0.14, W*0.10, W*0.11, W*0.28, W*0.24]))

# ══ PAGE 2 ════════════════════════════════════════════════════════════════════
story.append(PageBreak())
story.append(Paragraph("DHUMAPANA — Continued", title_s))
story.append(HRFlowable(width="100%", thickness=1.5, color=MID, spaceAfter=8))

# ══ TABLE 5 – Vagbhata's classification ══════════════════════════════════════
story.append(Paragraph("5. Vagbhata's Classification (A.H. Sutrasthana 21)", sec_s))
t5 = [
    [hdr("Type"), hdr("Meaning"), hdr("Potency"), hdr("Drug Property"), hdr("Main Use")],
    [P("Snigdha"),  P("Unctuous / oily"),    P("Mild"),      P("Fatty, unctuous, smooth smoke"),  P("Vata diseases, neurological, dryness")],
    [P("Madhyama"), P("Moderate / balanced"), P("Moderate"),  P("Balanced herbs, mixed potency"),  P("General therapeutic and maintenance")],
    [P("Teekshna"), P("Sharp / intense"),     P("Strong"),    P("Pungent, sharp, penetrating"),    P("Kapha disorders, acute cleansing, psychiatric")],
]
story.append(make_table(t5, [W*0.15, W*0.20, W*0.13, W*0.27, W*0.25]))
story.append(Spacer(1, 8))

# ══ TABLE 6 – Procedure ═══════════════════════════════════════════════════════
story.append(Paragraph("6. Procedure of Dhumapana (Step-by-Step)", sec_s))
t6 = [
    [hdr("Stage"), hdr("Step"), hdr("Details")],
    [P("Pre-procedure"),   P("1. Patient preparation"),   P("Patient should not be hungry, intoxicated, or have just eaten")],
    [P(""),                P("2. Pre-treatment"),          P("Snehana (oil massage) and Swedana (fomentation) of head, neck, face if part of Panchakarma")],
    [P(""),                P("3. Dhumavarti preparation"),  P("Medicated wick prepared with appropriate herbs on Ishika (hay/bamboo reed) base; smear ghee, ignite for 30 seconds before use")],
    [P("Procedure"),       P("4. Posture"),                P("Patient sits comfortably upright; breathes normally")],
    [P(""),                P("5. Setup"),                  P("Place lit Dhumavarti into Dhumanetra (special nozzle pipe with 3 curves — Trikosha)")],
    [P(""),                P("6. Inhalation"),             P("Inhale smoke slowly through ONE nostril; ALWAYS exhale through mouth (never through nose)")],
    [P(""),                P("7. Rounds"),                 P("3 puffs per nostril = 1 round; repeat through other nostril; total 3 rounds normally")],
    [P("Post-procedure"),  P("8. After care"),             P("Gargle with warm water; rest in comfortable position; avoid cold, wind, dust")],
    [P(""),                P("9. Observation"),            P("Check for Samyak Yoga (proper signs) — lightness in chest, throat clarity, clear sense organs")],
]
story.append(make_table(t6, [W*0.16, W*0.22, W*0.62], hr=1))
story.append(Spacer(1, 8))

# ══ TABLE 7 – Dhumanetra ═════════════════════════════════════════════════════
story.append(Paragraph("7. Dhumanetra (Inhalation Pipe) — Specifications", sec_s))
t7 = [
    [hdr("Feature"), hdr("Specification")],
    [PB("Material"),   P("Same as Bastinetra: Gold (Suvarna), Silver (Rajata), Tin (Ranga), Lead (Naga), Copper (Tamra), or Bronze")],
    [PB("Structure"),  P("Must have 3 Kosha (three curves/bends) — called Trikosha Dhumanetra")],
    [PB("Base hole"),  P("Width of Angushtha (thumb tip) at the base opening")],
    [PB("Upper hole"), P("Width of Kolasthi (small bone/seed) at the upper mouthpiece")],
    [PB("Length"),     P("Approximately 24 Angula (finger widths) for standard adult use; shorter for children")],
    [PB("Purpose"),    P("The curves cool the smoke slightly and allow controlled inhalation; prevents direct flame/heat entry")],
]
story.append(make_table(t7, [W*0.20, W*0.80]))
story.append(Spacer(1, 8))

# ══ TABLE 8 – Samyak / Atiyoga / Ayoga ══════════════════════════════════════
story.append(Paragraph("8. Signs of Proper (Samyak), Excessive (Atiyoga) & Insufficient (Ayoga) Dhumapana", sec_s))
t8 = [
    [hdr("Category"), hdr("Signs / Symptoms"), hdr("Management")],
    [P("Samyak Yoga\n(Proper)"),
     P("• Lightness in chest (Hrudaya) and throat (Kantha)\n• Clarity in all sense organs\n• Feeling of freshness and comfort\n• Clear nasal passages\n• Pleasant sensation in head"),
     P("Continue; procedure was done correctly")],
    [P("Atiyoga\n(Excessive)"),
     P("• Burning sensation in throat\n• Excessive thirst\n• Bleeding (Raktapitta)\n• Giddiness / fainting\n• Dryness of mouth and nose\n• Pitta aggravation"),
     P("Cold water gargling; Pitta-pacifying diet; ghee intake; rest; Chandana + milk decoction")],
    [P("Ayoga\n(Insufficient)"),
     P("• Heaviness in head and chest\n• Running nose / excess mucus\n• Lethargy and drowsiness\n• Kapha not expelled\n• Stiffness of neck"),
     P("Repeat Dhumapana with stronger preparation; Teekshna (Vairechanika) type advised")],
]
story.append(make_table(t8, [W*0.15, W*0.45, W*0.40]))
story.append(Spacer(1, 8))

# ══ TABLE 9 – Indications ════════════════════════════════════════════════════
story.append(Paragraph("9. Indications of Dhumapana", sec_s))
t9 = [
    [hdr("System"), hdr("Conditions")],
    [PB("Respiratory"),      P("Pinasa (rhinitis), Pratishyaya (common cold), Kasa (cough), Shwasa (asthma), Hiccups (Hikka)")],
    [PB("Neurological"),     P("Ardita (facial paralysis), Apasmara (epilepsy), Manyastambha (neck stiffness), Shirahshula (headache)")],
    [PB("ENT"),              P("Karnashula (earache), ear discharge, Galaganda (goitre/throat swelling), hoarseness of voice")],
    [PB("Oral / Dental"),    P("Mukhashosa (dry mouth), bad breath, Dantashula (toothache), excessive salivation")],
    [PB("Psychiatric"),      P("Unmada (insanity), Apasmara (epilepsy), Nidra (excessive sleep/drowsiness), anxiety")],
    [PB("Hair & Skin"),      P("Khalitya (hair loss), Palita (premature greying), facial skin disorders, Vyanga (pigmentation)")],
    [PB("Eye"),              P("Mild eye discomfort, heaviness of eyelids (NOT for acute eye inflammation)")],
    [PB("Post-procedure"),   P("After Nasya, Vamana, Danta-dhavana (tooth cleaning), Anjana (eye drops), sneezing, bathing, sleep")],
]
story.append(make_table(t9, [W*0.20, W*0.80]))

# ══ TABLE 10 – Contraindications ════════════════════════════════════════════
story.append(PageBreak())
story.append(Paragraph("DHUMAPANA — Continued", title_s))
story.append(HRFlowable(width="100%", thickness=1.5, color=MID, spaceAfter=8))

story.append(Paragraph("10. Contraindications (Apathya) of Dhumapana", sec_s))
t10 = [
    [hdr("Category"), hdr("Specific Condition"), hdr("Reason")],
    [PB("Pitta conditions"),   P("Raktapitta (bleeding disorders), eye inflammation, fever"), P("Smoke aggravates Pitta and can cause burning, bleeding")],
    [PB("After substances"),   P("After consuming honey (Madhu), ghee (Ghrita), curd, milk, fish, alcohol, gruels"), P("These are incompatible with smoke; can cause Viruddha Ahara reaction")],
    [PB("Pregnancy"),          P("Garbhini (pregnant women)"),                                P("Can disturb Apana Vata and harm foetus")],
    [PB("Head injury"),        P("Shiro-abhighata (head trauma)"),                            P("Smoke pressure may worsen intracranial injury")],
    [PB("Exhaustion"),         P("Sramarta (physical fatigue), Kshudha (hungry), Pipasa (thirsty)"), P("Weak Agni cannot process the smoke properly")],
    [PB("Eye diseases"),       P("Acute eye infections, Timira (vision disorders with inflammation)"), P("Smoke directly irritates ocular mucosa")],
    [PB("Intoxication"),       P("Madya-pana (alcohol), drugs"),                              P("Combined effect can cause severe Pitta disturbance")],
    [PB("Mental exhaustion"),  P("Chinta (extreme grief/anxiety), Klama (mental fatigue)"),   P("May worsen Vata-Pitta imbalance in mind")],
]
story.append(make_table(t10, [W*0.20, W*0.35, W*0.45]))
story.append(Spacer(1, 8))

# ══ TABLE 11 – Timing ════════════════════════════════════════════════════════
story.append(Paragraph("11. Appropriate Timing for Dhumapana (Kala)", sec_s))
t11 = [
    [hdr("Time / Occasion"), hdr("Type Recommended"), hdr("Benefit")],
    [P("After waking up"),           P("Prayogika"),    P("Clears Kapha accumulated during night; freshens sense organs")],
    [P("After bathing (Snana)"),     P("Prayogika"),    P("Removes residual moisture/cold from nasal tract")],
    [P("After meals (Bhojana)"),     P("Prayogika"),    P("Aids digestion; clears throat; prevents post-meal Kapha")],
    [P("After Vamana"),              P("Prayogika"),    P("Paschatkarma — clears residual vomit material from upper tract")],
    [P("After Nasya"),               P("Prayogika"),    P("Paschatkarma — helps clear nasally administered medicine residue")],
    [P("After Anjana (eye drops)"),  P("Prayogika"),    P("Clears excess Kapha stimulated by eye drops")],
    [P("After sneezing"),            P("Prayogika"),    P("Stabilises Prana Vata; prevents rebound congestion")],
    [P("Therapeutic (diseased)"),    P("Vairechanika/\nSnaihika per Dosha"), P("Used as main treatment for specific disorders")],
    [P("Maximum daily dose"),        P("All types"),    P("3 times per day for Prayogika; 1–2× for Vairechanika/Snaihika")],
]
story.append(make_table(t11, [W*0.28, W*0.22, W*0.50]))
story.append(Spacer(1, 8))

# ══ TABLE 12 – Dhumapana vs Nasya vs Modern Inhalation ══════════════════════
story.append(Paragraph("12. Dhumapana vs Dhuma Nasya vs Modern Steam Inhalation", sec_s))
t12 = [
    [hdr("Feature"),          hdr("Dhumapana"),               hdr("Dhuma Nasya\n(within Nasya)"),      hdr("Modern Steam Inhalation")],
    [PB("Route"),             P("Mouth + Nostrils"),           P("Nostrils only"),                       P("Mouth + Nostrils")],
    [PB("Medium"),            P("Medicated smoke (dry heat)"), P("Smoke as part of Nasya"),              P("Water vapor (moist heat)")],
    [PB("Drug delivery"),     P("Through mucosa via smoke"),   P("As one type of Nasya"),                P("Dissolved in steam")],
    [PB("CNS effect"),        P("Moderate — via olfactory"),   P("Strong — direct nasal route"),         P("Minimal")],
    [PB("Dosha action"),      P("Kapha + Vata (mainly)"),      P("All Doshas per drug"),                 P("Not classified by Dosha")],
    [PB("Daily use"),         P("Yes (Prayogika type)"),        P("No — requires full prep"),             P("Yes")],
    [PB("Contraindication"),  P("Eye disease, Pitta, bleeding"),P("Broader CI list"),                    P("Minimal CI")],
    [PB("Classical basis"),   P("Ch.Sa. Su.5 / Su.Chi.40"),    P("Part of Nasya classification"),        P("No classical basis")],
]
story.append(make_table(t12, [W*0.20, W*0.27, W*0.27, W*0.26]))
story.append(Spacer(1, 10))

# ══ Footer ════════════════════════════════════════════════════════════════════
story.append(HRFlowable(width="100%", thickness=0.8, color=ACCENT, spaceAfter=4))
story.append(Paragraph(
    "<b>Clinical Pearl:</b> Prayogika Dhumapana is the safest type — it can be used by both healthy and diseased individuals as part of daily Dinacharya, "
    "up to 3 times a day. Vairechanika (cleansing) is most powerful and used in clinical Panchakarma. "
    "Inhalation is ALWAYS through the nose/mouth but exhalation MUST be through the mouth — never re-inhale through nostrils. "
    "The Dhumanetra (pipe) must have 3 curves (Trikosha) to prevent direct heat from reaching the mucosa.",
    note_s
))
story.append(Paragraph(
    "References: Charaka Samhita – Sutrasthana 5/14–58 | Sushruta Samhita – Chikitsa 40/4 | "
    "Ashtanga Hridayam – Sutrasthana 21 | IJRAP 10(1) 2019 (Prayogika Dhumavarti Standardization)   •   Academic reference only.",
    foot_s
))

doc.build(story)
print("PDF created:", OUTPUT)

from reportlab.lib.pagesizes import A4
from reportlab.lib import colors
from reportlab.lib.units import cm
from reportlab.platypus import (
    SimpleDocTemplate, Table, TableStyle, Paragraph,
    Spacer, HRFlowable, PageBreak
)
from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
from reportlab.lib.enums import TA_CENTER, TA_JUSTIFY

OUTPUT = "/tmp/workspace/nasya-karma/Karnapurana_Complete_Reference.pdf"

# ── Colours (deep blue-teal theme for ear/sound) ──────────────────────────────
DARK     = colors.HexColor("#0D2B45")
MID      = colors.HexColor("#1A5276")
LIGHT    = colors.HexColor("#D6EAF8")
ACCENT   = colors.HexColor("#2E86C1")
PALE     = colors.HexColor("#F0F8FF")
ALT      = colors.HexColor("#D9EDF7")
BORDER   = colors.HexColor("#5DADE2")
HDR_TEXT = colors.white

doc = SimpleDocTemplate(
    OUTPUT, pagesize=A4,
    leftMargin=1.5*cm, rightMargin=1.5*cm,
    topMargin=1.8*cm,  bottomMargin=1.8*cm,
    title="Karnapurana – Complete Ayurvedic Reference",
    author="Orris Academic Reference"
)
styles = getSampleStyleSheet()

def PS(name, **kw):
    return ParagraphStyle(name, parent=styles["Normal"], **kw)

title_s = PS("T", fontSize=18, textColor=DARK,  alignment=TA_CENTER, fontName="Helvetica-Bold", spaceAfter=3)
sub_s   = PS("S", fontSize=9,  textColor=ACCENT, alignment=TA_CENTER, fontName="Helvetica-Oblique", spaceAfter=10)
sec_s   = PS("Se",fontSize=11, textColor=DARK,   fontName="Helvetica-Bold", spaceBefore=10, spaceAfter=4)
cell_s  = PS("C", fontSize=7.5, leading=10, fontName="Helvetica")
note_s  = PS("N", fontSize=7.5, textColor=colors.HexColor("#444444"),
             fontName="Helvetica-Oblique", alignment=TA_JUSTIFY, spaceBefore=3, spaceAfter=5)
foot_s  = PS("F", fontSize=6.5, textColor=colors.grey, fontName="Helvetica-Oblique", alignment=TA_CENTER)

def P(t, s=None): return Paragraph(t, s or cell_s)
def PB(t):        return Paragraph(f"<b>{t}</b>", cell_s)

def hdr(t):
    return Paragraph(f"<b>{t}</b>", PS("H", fontSize=8, leading=10,
        textColor=HDR_TEXT, fontName="Helvetica-Bold", alignment=TA_CENTER))

def make_table(data, cw, hr=1):
    t = Table(data, colWidths=cw, repeatRows=hr)
    n = len(data)
    t.setStyle(TableStyle([
        ("BACKGROUND",   (0,0),(-1,hr-1), MID),
        ("TEXTCOLOR",    (0,0),(-1,hr-1), HDR_TEXT),
        ("ALIGN",        (0,0),(-1,hr-1), "CENTER"),
        ("VALIGN",       (0,0),(-1,-1),   "MIDDLE"),
        ("GRID",         (0,0),(-1,-1),   0.4, BORDER),
        ("ROWBACKGROUND",(0,hr),(-1,-1),  [PALE, ALT]*((n-hr)//2+1)),
        ("LEFTPADDING",  (0,0),(-1,-1), 4),
        ("RIGHTPADDING", (0,0),(-1,-1), 4),
        ("TOPPADDING",   (0,0),(-1,-1), 3),
        ("BOTTOMPADDING",(0,0),(-1,-1), 3),
        ("BACKGROUND",   (0,hr),(0,-1), LIGHT),
        ("FONTNAME",     (0,hr),(0,-1), "Helvetica-Bold"),
    ]))
    return t

def ci(t, ok=False, warn=False):
    if ok:   return Paragraph(f'<font color="#1B4332"><b>{t}</b></font>', cell_s)
    if warn: return Paragraph(f'<font color="#B5451B">{t}</font>', cell_s)
    return P(t)

story = []
W = doc.width

# ══ TITLE ════════════════════════════════════════════════════════════════════
story.append(Paragraph("KARNAPURANA", title_s))
story.append(Paragraph("Ayurvedic Medicated Ear Oil Therapy – Complete Classification &amp; Reference", sub_s))
story.append(HRFlowable(width="100%", thickness=1.5, color=MID, spaceAfter=6))

# ══ TABLE 1 – Overview ═══════════════════════════════════════════════════════
story.append(Paragraph("1. Basic Overview", sec_s))
t1 = [
    [hdr("Aspect"), hdr("Details")],
    [PB("Etymology"),    P("Karna (ear) + Purana (to fill) = Filling the ear with medicated substances")],
    [PB("Synonyms"),     P("Karna Poorana, Karna Taila, Karna Sneha")],
    [PB("Definition"),   P("An Ayurvedic procedure where lukewarm medicated oil (Taila), ghee (Ghrita), or herbal juice (Swarasa) is instilled into the ear canal and retained for a specific duration to prevent and treat diseases of the ear, neck and head")],
    [PB("Category"),     P("Dinacharya (daily regimen) + Sthanika Snehana (localised oleation) + Shalakya Tantra (ENT branch)")],
    [PB("Primary Dosha"),P("Vata — the ear has predominance of Akasha Mahabhuta; all Karnarogas are mainly due to vitiation of Vata")],
    [PB("Related organ"),P("Karna (ear) — connected to Asthi Dhatu (bone tissue), Majja Dhatu (nerve/marrow tissue) and Prana Vata")],
    [PB("References"),   P("A.H. Sutrasthana 22 | Ch.Sa. Sutrasthana 5 | Su.Sa. Chikitsa 40 | Sha.Sa.")],
    [PB("Drug form"),    P("Taila (oil) most common; also Ghrita (ghee), Swarasa (fresh juice), Kwatha (decoction), Dugdha (milk)")],
]
story.append(make_table(t1, [W*0.20, W*0.80]))
story.append(Spacer(1, 8))

# ══ TABLE 2 – Types ═══════════════════════════════════════════════════════════
story.append(Paragraph("2. Classification / Types of Karnapurana", sec_s))
t2 = [
    [hdr("Basis"), hdr("Type"), hdr("Description"), hdr("Frequency")],
    [PB("By Purpose\n(Classical)"), P("Swastha\n(Preventive)"),
     P("Done in healthy individuals as part of Dinacharya; uses plain sesame oil or Prayogika medicated oils; maintains ear health, prevents dryness and Vata disorders"),
     P("Daily or periodically (every 7–15 days)")],
    [P(""), P("Chikitsa\n(Therapeutic)"),
     P("Done in disease conditions; uses specifically indicated medicated oils per Dosha and disease; stronger, disease-targeted formulations"),
     P("As prescribed per course of treatment")],
    [PB("By Drug Used"), P("Taila Karnapurana"), P("Medicated oils — most common; Snigdha (unctuous), Vatahara properties"), P("Daily to periodic")],
    [P(""), P("Ghrita Karnapurana"), P("Medicated ghee — for Pitta conditions, burning, inflammatory ear disorders"), P("Therapeutic courses")],
    [P(""), P("Swarasa Karnapurana"), P("Fresh herbal juice — e.g. Nirgundi swarasa; for infections, pain, discharge"), P("Therapeutic")],
    [P(""), P("Kshara Karnapurana"), P("Alkaline preparations — for chronic suppurative otitis, worm infestations in ear"), P("Therapeutic only")],
    [PB("By Condition"), P("Karnaroga\n(Ear disease)"), P("Specific disease-targeted; duration 100 Matra"), P("Per disease course")],
    [P(""), P("Kantharoga\n(Throat disease)"), P("Oil retained longer — 500 Matra; acts on throat via absorption and reflex pathways"), P("Per disease course")],
    [P(""), P("Shiroroga\n(Head disease)"), P("Longest retention — 1000 Matra; influences head, brain, nervous system via ear canal"), P("Per disease course")],
    [P(""), P("Shoola\n(Pain)"), P("Retained until pain is relieved — flexible duration"), P("Until relief")],
]
story.append(make_table(t2, [W*0.15, W*0.17, W*0.47, W*0.21]))
story.append(Spacer(1, 8))

# ══ TABLE 3 – Medicated Oils ══════════════════════════════════════════════════
story.append(Paragraph("3. Medicated Oils (Taila) Used in Karnapurana", sec_s))
t3 = [
    [hdr("Oil / Preparation"), hdr("Key Ingredients"), hdr("Dosha"), hdr("Indications")],
    [PB("Bilva Taila"),          P("Bilva (Aegle marmelos), sesame oil base"),               P("Vata"),       P("Ear pain (Karnashoola), Vata-dominant disorders, stiffness")],
    [PB("Dashamoola Taila"),     P("10 roots (Bilva, Syonaka, Patala, Kashmari, etc.)"),     P("Vata, Kapha"), P("Anti-inflammatory, analgesic; pain, inflammation, hearing loss")],
    [PB("Narayana Taila"),       P("Ashwagandha, Bala, Shatavari, Sesame oil"),              P("Vata"),       P("Degenerative conditions, neurological, chronic hearing impairment")],
    [PB("Apamarga Kshara Taila"),P("Apamarga (Achyranthes aspera) kshara"),                  P("Kapha, Vata"), P("Chronic suppurative otitis media, discharge, wax accumulation")],
    [PB("Lasuna Taila"),         P("Garlic (Allium sativum), sesame oil"),                   P("Kapha, Vata"), P("Ear infections, Karnanada (tinnitus), bacterial/fungal ear conditions")],
    [PB("Nirgundi Swarasa"),     P("Vitex negundo leaf juice"),                              P("Vata, Kapha"), P("Ear pain, swelling, discharge, anti-inflammatory")],
    [PB("Anu Taila"),            P("Polyherbal — Sesame, Bala, Ashwagandha, etc."),          P("All"),        P("General preventive; can be used in both ear and nose")],
    [PB("Sesame Oil (plain)"),   P("Tila Taila — plain sesame"),                            P("Vata"),       P("Daily Dinacharya; plain lubrication and maintenance")],
    [PB("Go-Ghrita"),            P("Cow's ghee"),                                            P("Pitta, Vata"), P("Burning sensation in ear, Pitta disorders, dryness")],
]
story.append(make_table(t3, [W*0.22, W*0.28, W*0.12, W*0.38]))

# ══ PAGE 2 ════════════════════════════════════════════════════════════════════
story.append(PageBreak())
story.append(Paragraph("KARNAPURANA — Continued", title_s))
story.append(HRFlowable(width="100%", thickness=1.5, color=MID, spaceAfter=8))

# ══ TABLE 4 – Step-by-step procedure ═════════════════════════════════════════
story.append(Paragraph("4. Procedure of Karnapurana (Step-by-Step)", sec_s))
t4 = [
    [hdr("Stage"), hdr("Step"), hdr("Details")],
    [P("Purvakarma\n(Pre-procedure)"),
     P("1. Positioning"),
     P("Patient lies on lateral decubitus (side-lying) position; the hand of the same side placed under the head; other hand rests on the trunk")],
    [P(""),
     P("2. Pinna massage"),
     P("Gentle massage with lukewarm medicated oil around the pinna (external ear), mastoid region, and lateral neck below the ear — improves circulation and tissue absorption")],
    [P(""),
     P("3. Fomentation\n(Swedana)"),
     P("Mild local heat applied around the ear using a warm towel (not hot) — softens the wax, relaxes muscles, opens channels (Srotas)")],
    [P("Pradhanakarma\n(Main procedure)"),
     P("4. Oil warming"),
     P("Medicated oil is warmed to lukewarm (body temperature ~37°C) — test on inner wrist before instillation; never use hot oil")],
    [P(""),
     P("5. Instillation"),
     P("Oil is gently poured into the ear canal using a dropper/thin vessel until the canal is fully filled — patient should not feel pain; watch for any discomfort")],
    [P(""),
     P("6. Retention\n(Dharana)"),
     P("Oil retained as per condition: Karnaroga = 100 Matra | Kantharoga = 500 Matra | Shiroroga = 1000 Matra | Pain = until relieved. Patient remains in lateral position throughout")],
    [P(""),
     P("7. Gentle plugging"),
     P("A small clean cotton plug may be placed at the ear opening to prevent oil spillage during retention — not pushed deep inside")],
    [P("Paschatkarma\n(Post-procedure)"),
     P("8. Drainage"),
     P("Patient turns head to allow oil to drain naturally; excess oil gently wiped with sterile dry cotton — never use cotton buds/Q-tips inside the canal")],
    [P(""),
     P("9. Repeat\nother ear"),
     P("Patient turns to the other side; same procedure repeated for the fellow ear")],
    [P(""),
     P("10. Post-care"),
     P("Avoid cold water, cold wind, and dust on ears after the procedure; keep ear dry; avoid swimming or head bath immediately")],
]
story.append(make_table(t4, [W*0.17, W*0.18, W*0.65], hr=1))
story.append(Spacer(1, 8))

# ══ TABLE 5 – Duration (Matra) ════════════════════════════════════════════════
story.append(Paragraph("5. Duration of Retention (Matra) — Classical Reference", sec_s))
t5 = [
    [hdr("Condition"), hdr("Retention Duration"), hdr("Rationale")],
    [PB("Karnaroga (Ear disease)"),   P("100 Matra"),          P("Short retention — sufficient for local ear conditions; prevents saturation")],
    [PB("Kantharoga (Throat disease)"),P("500 Matra"),         P("Medium retention — allows oil to act on deeper throat channels via ear")],
    [PB("Shiroroga (Head disease)"),  P("1000 Matra"),         P("Longest retention — oil penetrates deeply to influence brain and cranial structures")],
    [PB("Shoola (Pain)"),             P("Until pain subsides"), P("Flexible duration — pain is the clinical endpoint; stop when relief achieved")],
    [PB("Swastha (Healthy/Prevention)"),P("100 Matra"),        P("Same as Karnaroga dose; preventive, not therapeutic intensity")],
]
note_matra = P("Note: 1 Matra = approximately 1 second (duration of a snap of fingers). 100 Matra ≈ 2 minutes | 500 Matra ≈ 8–10 minutes | 1000 Matra ≈ 15–20 minutes.")
story.append(make_table(t5, [W*0.28, W*0.22, W*0.50]))
story.append(note_matra)
story.append(Spacer(1, 8))

# ══ TABLE 6 – Samyak / Atiyoga / Ayoga ═══════════════════════════════════════
story.append(Paragraph("6. Signs of Proper, Excessive & Insufficient Karnapurana", sec_s))
t6 = [
    [hdr("Category"), hdr("Signs / Symptoms"), hdr("Management")],
    [P("Samyak Yoga\n(Proper outcome)"),
     P("• Lightness in ear and head\n• Reduced pain and discomfort\n• Clear hearing\n• Feeling of comfort and relaxation\n• No discharge or irritation"),
     P("Procedure was done correctly; continue as prescribed")],
    [P("Atiyoga\n(Excessive)"),
     P("• Heaviness in ear\n• Giddiness / vertigo\n• Sensation of fullness / blockage\n• Reduced hearing temporarily\n• Oil enters middle ear (if perforation present)"),
     P("Stop immediately; tilt head to drain; dry ear with gentle warm air; if symptoms persist, seek evaluation; avoid in perforated TM")],
    [P("Ayoga\n(Insufficient)"),
     P("• Persistent pain unchanged\n• Dryness remains\n• Stiffness not relieved\n• Tinnitus persists\n• No sense of relief"),
     P("Increase retention time; use stronger medicated oil specific to Dosha; combine with Nasya or Abhyanga")],
]
story.append(make_table(t6, [W*0.15, W*0.45, W*0.40]))
story.append(Spacer(1, 8))

# ══ TABLE 7 – Indications ════════════════════════════════════════════════════
story.append(Paragraph("7. Indications of Karnapurana", sec_s))
t7 = [
    [hdr("System / Category"), hdr("Condition"), hdr("Classical Name")],
    [PB("Ear (Primary)"), P("Ear pain"),                  P("Karnashoola")],
    [P(""),               P("Tinnitus / ringing in ear"), P("Karnanada")],
    [P(""),               P("Hearing impairment"),         P("Badhirya")],
    [P(""),               P("Dryness / itching in ear"),   P("Karnakandu / Karnashushkta")],
    [P(""),               P("Earwax accumulation"),        P("Karnamedata")],
    [P(""),               P("Ear stiffness"),              P("Karnagraha")],
    [PB("Head & Neck"),   P("Headache, migraine"),         P("Shirahshula, Ardhavabhedaka")],
    [P(""),               P("Neck stiffness"),             P("Manyastambha")],
    [P(""),               P("Jaw pain / TMJ"),             P("Hanustambha")],
    [PB("Neurological"),  P("Vertigo / dizziness"),        P("Bhrama")],
    [P(""),               P("Balance disorders"),          P("Related to Vata in Karna")],
    [P(""),               P("Poor sleep, anxiety"),        P("Anidra, Chinta (Vata in mind)")],
    [PB("Preventive"),    P("Daily ear maintenance"),      P("Dinacharya (healthy persons)")],
    [P(""),               P("Prevention of ear infections"),P("6-monthly preventive Karnapurana")],
    [PB("Modern equiv."), P("Mild conductive hearing loss"),P("Badhirya")],
    [P(""),               P("Tinnitus"),                   P("Karnanada")],
    [P(""),               P("Otitis externa (mild)"),      P("Karnashoola with Kapha/Pitta")],
]
story.append(make_table(t7, [W*0.20, W*0.40, W*0.40]))

# ══ PAGE 3 ════════════════════════════════════════════════════════════════════
story.append(PageBreak())
story.append(Paragraph("KARNAPURANA — Continued", title_s))
story.append(HRFlowable(width="100%", thickness=1.5, color=MID, spaceAfter=8))

# ══ TABLE 8 – Contraindications ══════════════════════════════════════════════
story.append(Paragraph("8. Contraindications of Karnapurana", sec_s))
t8 = [
    [hdr("Condition"), hdr("Reason"), hdr("Risk")],
    [PB("Perforated tympanic membrane"),
     P("Oil enters middle ear cavity directly"),
     ci("ABSOLUTE CI — risk of otitis media, ossicular damage", warn=True)],
    [PB("Acute suppurative otitis media\n(ASOM)"),
     P("Active infection + oil = worsening of infection and pain"),
     ci("Contraindicated — may seal in infection", warn=True)],
    [PB("Active bleeding from ear"),
     P("Oil can trap blood, increase pressure in canal"),
     ci("Absolute contraindication", warn=True)],
    [PB("Severe ear trauma"),
     P("Unknown integrity of ear canal or drum"),
     ci("Avoid until assessed", warn=True)],
    [PB("High-grade fever with ear infection"),
     P("Systemic infection needs medical treatment first"),
     ci("Postpone until fever resolved", warn=True)],
    [PB("Foreign body in ear"),
     P("Oil may cause foreign body to swell or be pushed deeper"),
     ci("Remove foreign body first", warn=True)],
    [PB("Known hypersensitivity"),
     P("Allergy to specific oil ingredients"),
     ci("Patch test; switch oil", warn=True)],
    [PB("After ear surgery"),
     P("Surgical sites need medical clearance"),
     ci("Consult surgeon first", warn=True)],
]
story.append(make_table(t8, [W*0.27, W*0.38, W*0.35]))
story.append(Spacer(1, 8))

# ══ TABLE 9 – Benefits ═══════════════════════════════════════════════════════
story.append(Paragraph("9. Benefits of Karnapurana (Classical & Contemporary)", sec_s))
t9 = [
    [hdr("Benefit"), hdr("Classical Explanation"), hdr("Modern Understanding")],
    [PB("Reduces ear pain"),        P("Snigdha (unctuous) properties pacify Vata — the primary cause of Karnashoola"),              P("Anti-inflammatory & analgesic oils (Dashamoola, Bilva) reduce prostaglandin-mediated pain")],
    [PB("Relieves tinnitus"),       P("Vata in Karna causes abnormal sound — oil grounds Vata, restores normal nerve function"),      P("Nourishes acoustic nerve; may modulate auditory nerve hypersensitivity")],
    [PB("Improves hearing"),        P("Nourishes Asthi and Majja Dhatu — the ear bones and auditory nerve"),                         P("Lubricates ear canal; removes cerumen; improves sound conduction")],
    [PB("Prevents infections"),     P("Creates protective oil layer; prevents Kapha and Krimi (micro-organisms) from settling"),      P("Antimicrobial properties of garlic oil, sesame; creates hostile environment for pathogens")],
    [PB("Reduces vertigo"),         P("Balance is governed by Prana Vata in the ear — oil stabilises Prana Vata"),                   P("May reduce vestibular hypersensitivity; improves inner ear circulation")],
    [PB("Calms nervous system"),    P("Ears connected to Manas (mind) via Prana Vata — ear oiling settles Vata-driven anxiety"),    P("Vagal stimulation via auricular nerve; activates parasympathetic response — reduces cortisol")],
    [PB("Jaw/neck relief"),         P("Vata in Karna spreads to adjacent Manya (neck) and Hanu (jaw) regions"),                     P("Oil penetrates periauricular fascia; reduces TMJ and cervical muscle tension")],
    [PB("Better sleep"),            P("Grounding Vata through Karna reduces Anidra (sleeplessness)"),                               P("Relaxation response; melatonin regulation may improve via parasympathetic activation")],
]
story.append(make_table(t9, [W*0.18, W*0.42, W*0.40]))
story.append(Spacer(1, 8))

# ══ TABLE 10 – Comparison with related therapies ════════════════════════════
story.append(Paragraph("10. Karnapurana vs Related Ayurvedic Ear Therapies", sec_s))
t10 = [
    [hdr("Feature"),         hdr("Karnapurana"),              hdr("Karnadhupana\n(Ear Fumigation)"),  hdr("Karnaseka\n(Ear Stream pour)"), hdr("Karna Basti\n(Ear oil pool)")],
    [PB("Method"),           P("Oil instilled & retained"),   P("Medicated smoke blown into ear"),    P("Continuous stream of oil poured"), P("Dough ring on ear, filled with oil")],
    [PB("Medium"),           P("Oil, ghee, juice"),           P("Medicated smoke"),                   P("Oil stream (continuous)"),         P("Oil pooled in dough container")],
    [PB("Duration"),         P("100–1000 Matra"),             P("Brief inhalation"),                  P("Continuous flow, 5–10 min"),       P("30–45 min retention")],
    [PB("Primary Dosha"),    P("Vata (primary)"),             P("Kapha, Vata"),                       P("Vata, Pitta"),                     P("Vata (intense)")],
    [PB("Depth of action"),  P("External canal"),             P("Surface only"),                      P("External canal + local"),          P("Deep penetration via prolonged contact")],
    [PB("Common use"),       P("Daily & therapeutic"),        P("Ear infections, insects in ear"),    P("Acute pain, inflammation"),        P("Chronic Vata disorders, tinnitus, hearing loss")],
    [PB("Daily safe?"),      ci("Yes (Prayogika)", ok=True),  P("No"),                                P("No"),                              P("No — therapeutic only")],
]
story.append(make_table(t10, [W*0.17, W*0.20, W*0.21, W*0.20, W*0.22]))
story.append(Spacer(1, 10))

# ══ Footer ════════════════════════════════════════════════════════════════════
story.append(HRFlowable(width="100%", thickness=0.8, color=ACCENT, spaceAfter=4))
story.append(Paragraph(
    "<b>Clinical Pearls:</b> (1) ALWAYS warm the oil to body temperature before instillation — cold oil aggravates Vata and can cause pain. "
    "(2) NEVER perform Karnapurana if the tympanic membrane is perforated — this is an absolute contraindication. "
    "(3) The ear has predominance of Akasha Mahabhuta — all ear diseases are primarily Vata in origin; oil is the ideal antidote. "
    "(4) For daily preventive use, plain sesame oil or Anu Taila are safe choices. "
    "(5) Karnapurana can be combined with Nasya for comprehensive head region therapy.",
    note_s
))
story.append(Paragraph(
    "References: Ashtanga Hridayam – Sutrasthana 22 | Charaka Samhita – Sutrasthana 5 | Sushruta Samhita – Chikitsa 40 | "
    "IJCRT 2026 | Semantic Scholar (Karnapurana Kriya in Karnarogas)   •   Academic reference only.",
    foot_s
))

doc.build(story)
print("PDF created:", OUTPUT)