/**
 * PPE SAFETY CHALLENGE - SCENARIO DEFINITIONS & SAFETY DATABASE
 * Implements: SEE THE SITUATION -> IDENTIFY HAZARDS -> SELECT PPE -> CONSEQUENCES -> CORRECT
 */

const SCENARIO_DATA = [
  {
    id: "grinding",
    index: 1,
    title: "Metal Grinding Operation",
    taskName: "ANGLE GRINDER WELD SMOOTHING",
    sceneClass: "stage-grinding",
    environmentDesc: "An industrial worker is preparing to grind rough weld seams on heavy structural steel using a high-speed angle grinder (11,000 RPM).",
    audioCaption: "Workshop Ambience: Machinery hum & distant fabrication noise",
    guideTip: "High-speed spinning discs eject fiery sparks and shrapnel at over 100 m/s with extreme noise (95+ dB).",

    hazards: [
      {
        id: "flying_sparks",
        label: "Flying hot metal sparks & abrasive wheel particles (11,000 RPM)",
        criticalSlot: "eyes"
      },
      {
        id: "high_noise",
        label: "Continuous high decibel motor and grinding noise (95-105 dB)",
        criticalSlot: "ears"
      },
      {
        id: "sharp_burrs",
        label: "Sharp metal burrs, intense friction heat & wheel kickback hazard",
        criticalSlot: "hands"
      },
      {
        id: "falling_debris",
        label: "Heavy steel drop hazard & structural workshop overhead risks",
        criticalSlot: "feet"
      }
    ],

    // Required protective gear items
    requiredPpe: [
      "faceshield_glasses",
      "leather_grinding_gloves",
      "earmuffs_heavy",
      "hard_hat_cap",
      "heavy_leather_jacket",
      "steel_toe_boots"
    ],

    // Critical slots for safety check evaluation
    criticalChecks: [
      {
        slot: "eyes",
        requiredItem: "faceshield_glasses",
        consequenceTitle: "Flying Particle Hazard",
        consequenceDesc: "Without full face & eye impact protection, flying abrasive particles at 11,000 RPM can cause catastrophic corneal penetration or severe facial lacerations.",
        missingLabel: "Full Face Shield + Safety Glasses (ANSI Z87+)"
      },
      {
        slot: "ears",
        requiredItem: "earmuffs_heavy",
        consequenceTitle: "Noise-Induced Hearing Damage",
        consequenceDesc: "Angle grinding routinely generates 100+ dB. Operating without rated hearing protection causes irreversible inner-ear acoustic trauma.",
        missingLabel: "Heavy Duty Hearing Protection (Earmuffs / Plugs)"
      },
      {
        slot: "hands",
        requiredItem: "leather_grinding_gloves",
        consequenceTitle: "Thermal Burn & Abrasion Danger",
        consequenceDesc: "Thin latex or bare hands offer zero protection against glowing 800°C sparks and jagged steel edges. Heavy-duty leather gloves are required.",
        missingLabel: "Heavy-Duty Split Cowhide Leather Grinding Gloves"
      },
      {
        slot: "feet",
        requiredItem: "steel_toe_boots",
        consequenceTitle: "Crush & Penetration Hazard",
        consequenceDesc: "Standard footwear cannot protect against dropped structural steel sections or sharp discarded metal shards on workshop floors.",
        missingLabel: "Steel-Toe Safety Boots with Puncture Resistant Sole"
      },
      {
        slot: "head",
        requiredItem: "hard_hat_cap",
        consequenceTitle: "Overhead Impact & Debris Risk",
        consequenceDesc: "In fabrication bays, overhead cranes and moving metal fixtures require impact-certified head protection.",
        missingLabel: "Industrial Hard Hat (Type 1, Class E)"
      },
      {
        slot: "body",
        requiredItem: "heavy_leather_jacket",
        consequenceTitle: "Clothing Ignition / Hot Spark Burn",
        consequenceDesc: "Synthetic regular clothing easily melts or ignites from dense grinder spark streams. Heavy flame-resistant leather/cotton protective wear is essential.",
        missingLabel: "Flame-Resistant Heavy Leather Welder/Grinder Jacket"
      }
    ],

    // Locker items available for selection (including distractors)
    lockerItems: [
      {
        id: "faceshield_glasses",
        name: "Face Shield + Safety Glasses",
        slot: "eyes",
        icon: "🛡️",
        spec: "ANSI Z87+ Impact Dual Protection",
        isCorrect: true
      },
      {
        id: "regular_sunglasses",
        name: "Standard Tinted Sunglasses",
        slot: "eyes",
        icon: "🕶️",
        spec: "Non-impact rated tinted plastic",
        isCorrect: false,
        rejectReason: "Standard sunglasses shatter upon impact and leave the face exposed to flying debris."
      },
      {
        id: "leather_grinding_gloves",
        name: "Leather Grinding Gloves",
        slot: "hands",
        icon: "🧤",
        spec: "Heavy split cowhide heat/spark resistant",
        isCorrect: true
      },
      {
        id: "thin_latex_gloves",
        name: "Thin Disposable Latex Gloves",
        slot: "hands",
        icon: "🧤",
        spec: "Medical grade 4mil rubber (Flaggable)",
        isCorrect: false,
        rejectReason: "Thin latex immediately melts onto skin when hit by 800°C grinder sparks."
      },
      {
        id: "earmuffs_heavy",
        name: "Industrial Ear Muffs (NRR 30)",
        slot: "ears",
        icon: "🎧",
        spec: "High noise reduction acoustic seal",
        isCorrect: true
      },
      {
        id: "wireless_earbuds",
        name: "Consumer Music Earbuds",
        slot: "ears",
        icon: "🎵",
        spec: "Audio playback (Non-certified)",
        isCorrect: false,
        rejectReason: "Music earphones are not certified PPE and distract the operator from machine warnings."
      },
      {
        id: "hard_hat_cap",
        name: "Industrial Hard Hat",
        slot: "head",
        icon: "⛑️",
        spec: "ANSI Z89.1 Type 1 Class E",
        isCorrect: true
      },
      {
        id: "heavy_leather_jacket",
        name: "Flame-Resistant Work Jacket",
        slot: "body",
        icon: "🦺",
        spec: "Heavy-duty spark-resistant leather/cotton",
        isCorrect: true
      },
      {
        id: "steel_toe_boots",
        name: "Steel-Toe Safety Boots",
        slot: "feet",
        icon: "🥾",
        spec: "ASTM F2413 Impact & Puncture Rated",
        isCorrect: true
      },
      {
        id: "regular_sneakers",
        name: "Canvas Running Sneakers",
        slot: "feet",
        icon: "👟",
        spec: "Fabric sports shoe (Zero drop rating)",
        isCorrect: false,
        rejectReason: "Fabric sneakers ignite from sparks and offer zero crush protection from dropped metal."
      }
    ],

    successMessage: {
      title: "SAFE TO START",
      headline: "Correct PPE selected.",
      body: "Your eyes, face, hands, hearing and feet are protected from the main hazards of this task."
    }
  },

  {
    id: "chemical",
    index: 2,
    title: "Chemical Handling & Dispensing",
    taskName: "CORROSIVE SOLVENT TRANSFER",
    sceneClass: "stage-chemical",
    environmentDesc: "An employee is preparing to transfer an industrial corrosive solvent between approved containment drums inside a ventilated chemical dispensing station.",
    audioCaption: "Ventilation Ambience: Fume extraction hood airflow & quiet laboratory background",
    guideTip: "Corrosive chemicals cause irreversible chemical burns upon skin contact and severe vapor irritation.",

    hazards: [
      {
        id: "chemical_splash",
        label: "Corrosive liquid splash risk during pouring & transfer",
        criticalSlot: "eyes"
      },
      {
        id: "skin_absorption",
        label: "Acute dermal chemical burn and toxic absorption",
        criticalSlot: "hands"
      },
      {
        id: "body_soak",
        label: "Direct container overflow or accidental splash onto torso & legs",
        criticalSlot: "body"
      },
      {
        id: "foot_contact",
        label: "Chemical pooling on floor and footwear degradation",
        criticalSlot: "feet"
      }
    ],

    // Required protective gear items
    requiredPpe: [
      "chemical_splash_goggles",
      "nitrile_gauntlet_gloves",
      "chemical_resistant_apron",
      "chemical_rubber_boots",
      "hard_hat_chemical",
      "organic_vapor_respirator"
    ],

    // Critical slots evaluation
    criticalChecks: [
      {
        slot: "eyes",
        requiredItem: "chemical_splash_goggles",
        consequenceTitle: "Chemical Splash to Eyes",
        consequenceDesc: "Standard safety glasses with open side vents allow hazardous liquid droplets to roll directly into the eyes, causing permanent corneal scarring.",
        missingLabel: "Indirectly Vented Chemical Splash Goggles (ANSI Z87.1 D3)"
      },
      {
        slot: "hands",
        requiredItem: "nitrile_gauntlet_gloves",
        consequenceTitle: "Dermal Chemical Permeation",
        consequenceDesc: "Porous leather or basic household gloves rapidly absorb harsh solvents, causing chemical burns and systemic toxicity through the skin.",
        missingLabel: "Heavy-Duty Chemical-Resistant Nitrile/Neoprene Gauntlets"
      },
      {
        slot: "body",
        requiredItem: "chemical_resistant_apron",
        consequenceTitle: "Body Splash & Acid Soak Hazard",
        consequenceDesc: "Standard porous fabric clothing absorbs chemical splashes immediately, holding corrosive liquids against the skin.",
        missingLabel: "Chemical-Resistant Impervious PVC/Neoprene Apron"
      },
      {
        slot: "feet",
        requiredItem: "chemical_rubber_boots",
        consequenceTitle: "Corrosive Liquid Footwear Infiltration",
        consequenceDesc: "Standard leather safety boots dissolve and degrade when exposed to pooled industrial acids and solvents.",
        missingLabel: "Chemical-Resistant Neoprene/Rubber Boots"
      },
      {
        slot: "ears",
        requiredItem: "organic_vapor_respirator", // Uses respiratory/head slot
        consequenceTitle: "Hazardous Vapor Inhalation",
        consequenceDesc: "Concentrated chemical vapors overcome unprotected workers quickly. Half-mask respirator with chemical cartridges is required.",
        missingLabel: "Half-Mask Respirator with Organic Vapor/Acid Gas Cartridges"
      },
      {
        slot: "head",
        requiredItem: "hard_hat_chemical",
        consequenceTitle: "Overhead Chemical Piping Hazard",
        consequenceDesc: "Chemical distribution zones require head protection against overhead pipe drips and valve maintenance risks.",
        missingLabel: "Chemical-Resistant Industrial Hard Hat"
      }
    ],

    lockerItems: [
      {
        id: "chemical_splash_goggles",
        name: "Chemical Splash Goggles",
        slot: "eyes",
        icon: "🥽",
        spec: "ANSI Z87.1 D3 Sealed Splash Protection",
        isCorrect: true
      },
      {
        id: "standard_safety_glasses",
        name: "Open Safety Glasses",
        slot: "eyes",
        icon: "👓",
        spec: "Impact rated with open side vents (Non-liquid)",
        isCorrect: false,
        rejectReason: "Open side vents allow liquid splashes and corrosive droplets to enter the eye."
      },
      {
        id: "nitrile_gauntlet_gloves",
        name: "Nitrile Gauntlet Gloves",
        slot: "hands",
        icon: "🧤",
        spec: "15-mil Heavy Nitrile Chemical Gauntlets",
        isCorrect: true
      },
      {
        id: "leather_work_gloves",
        name: "Standard Leather Work Gloves",
        slot: "hands",
        icon: "🧤",
        spec: "Porous split cowhide (Absorbent)",
        isCorrect: false,
        rejectReason: "Leather absorbs corrosive chemicals like a sponge, causing deep chemical burns."
      },
      {
        id: "chemical_resistant_apron",
        name: "Chemical-Resistant Apron",
        slot: "body",
        icon: "🦺",
        spec: "Impermeable Heavy PVC / Neoprene Apron",
        isCorrect: true
      },
      {
        id: "cotton_lab_coat",
        name: "Standard Cotton Coat",
        slot: "body",
        icon: "🥼",
        spec: "Porous woven cotton (Non-impervious)",
        isCorrect: false,
        rejectReason: "Cotton absorbs acids and solvents directly into underclothes."
      },
      {
        id: "chemical_rubber_boots",
        name: "Chemical Rubber Boots",
        slot: "feet",
        icon: "🥾",
        spec: "Seamless Neoprene Acid-Resistant Boots",
        isCorrect: true
      },
      {
        id: "organic_vapor_respirator",
        name: "Organic Vapor Respirator",
        slot: "ears", // Grouped in face/respiratory slot
        icon: "😷",
        spec: "Half-Face Mask with Dual Acid/Vapor Cartridges",
        isCorrect: true
      },
      {
        id: "hard_hat_chemical",
        name: "Safety Hard Hat",
        slot: "head",
        icon: "⛑️",
        spec: "Chemical-Resistant High Density Polyethylene",
        isCorrect: true
      },
      {
        id: "cloth_dust_mask",
        name: "Simple Cloth Dust Mask",
        slot: "ears",
        icon: "😷",
        spec: "Particulate only (No gas/vapor barrier)",
        isCorrect: false,
        rejectReason: "Cloth dust masks offer ZERO filtration against toxic chemical fumes and organic solvent vapors."
      }
    ],

    successMessage: {
      title: "SAFE TO PROCEED",
      headline: "Correct chemical protection selected.",
      body: "Your PPE helps protect the eyes, respiratory system and skin against accidental chemical splashes."
    }
  }
];