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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>VECTOR 2026 — Voice-Enabled Multilingual RAG Engine</title>
  
  <!-- Fonts (Creative & Stylish Beach Pop Art & Logo Typography) -->
  <link rel="preconnect" href="https://fonts.googleapis.com">
  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
  <link href="https://fonts.googleapis.com/css2?family=Luckiest+Guy&family=Righteous&family=Outfit:wght@400;600;700;800;900&family=Bangers&family=Comic+Neue:ital,wght@0,400;0,700;1,400;1,700&family=Fredoka:wght@400;600;700&family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Rozha+One&family=Yatra+One&display=swap" rel="stylesheet">
  <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200" />
  
  <!-- Tailwind CSS CDN -->
  <script src="https://cdn.tailwindcss.com"></script>
  <script>
    tailwind.config = {
      theme: {
        extend: {
          colors: {
            beachgold: '#FFC107',
            beachcyan: '#00B4D8',
            beachpink: '#FF007F',
            beachgreen: '#0A5C36',
            palmemerald: '#0A5C36',
            sunyellow: '#FFC107',
            surfpink: '#FF007F',
            oceanemerald: '#053B22',
            beachblue: '#0077B6',
            beachsand: '#FFFBEA',
            sand: {
              50: '#FFFFFF',
              100: '#FFFBEA',
              200: '#FFF3B0',
              300: '#FFE082',
              400: '#FFC107',
            },
            jungle: {
              950: '#031F13',
              900: '#05331F',
              800: '#0A5C36',
              700: '#0E7C4A',
            },
            hhgold: '#FFC107',
            hhpink: '#FF007F',
            hhemerald: '#0A5C36',
            hhdarkgreen: '#042917',
          },
          fontFamily: {
            pop: ['"Luckiest Guy"', '"Bangers"', 'cursive', 'sans-serif'],
            righteous: ['"Righteous"', 'sans-serif'],
            outfit: ['"Outfit"', 'sans-serif'],
            comic: ['"Bangers"', 'cursive', 'sans-serif'],
            comicbody: ['"Comic Neue"', 'cursive', 'sans-serif'],
            fredoka: ['"Fredoka"', 'sans-serif'],
            display: ['"Luckiest Guy"', '"Righteous"', '"Bangers"', 'serif'],
            serif: ['"Outfit"', '"Comic Neue"', 'sans-serif'],
            mono: ['"Space Mono"', 'monospace'],
            sans: ['"Outfit"', '"Plus Jakarta Sans"', 'sans-serif'],
          },
          boxShadow: {
            'brutal': '4px 4px 0px #000000',
            'brutal-lg': '6px 6px 0px #000000',
            'brutal-sm': '3px 3px 0px #000000',
            'brutal-pink': '4px 4px 0px #FF007F',
            'brutal-gold': '4px 4px 0px #FFC107',
            'brutal-green': '4px 4px 0px #0A5C36',
          }
        }
      }
    }
  </script>

  <style>
    :root {
      color-scheme: light !important;
    }

    html, body {
      color-scheme: light !important;
      background-color: #0A5C36 !important;
      color: #111827 !important;
      font-family: 'Outfit', 'Comic Neue', sans-serif;
      margin: 0;
      padding: 0;
      min-height: 100vh;
    }

    /* Creative & Stylish 3D Pop Art Typography */
    .font-pop-art {
      font-family: 'Luckiest Guy', 'Bangers', cursive;
      letter-spacing: 0.05em;
      color: #FFC107;
      -webkit-text-stroke: 1.5px #000000;
      text-shadow: 
        3px 3px 0px #000000,
        5px 5px 0px #FF007F;
    }

    .font-stylish-title {
      font-family: 'Righteous', sans-serif;
      letter-spacing: 0.04em;
      text-shadow: 2px 2px 0px #000000;
    }

    .pop-text-highlight {
      position: relative;
      display: inline-block;
      font-family: 'Luckiest Guy', 'Bangers', cursive;
      letter-spacing: 0.04em;
      color: #000000;
    }
    .pop-text-highlight::after {
      content: '';
      position: absolute;
      left: -2px;
      bottom: 1px;
      width: calc(100% + 4px);
      height: 12px;
      background-color: #FFC107;
      z-index: -1;
      border-radius: 4px;
      transform: rotate(-1deg);
    }

    /* Force high contrast text on sand backgrounds */
    .bg-sand-50, .bg-sand-100, .bg-sand-200, .bg-sand-300, .bg-sand-400 {
      color: #111827 !important;
    }
    
    .text-black {
      color: #000000 !important;
    }

    .text-slate-800, .text-slate-700, .text-slate-600 {
      color: #1F2937 !important;
    }

    /* Dark containers in Knowledge Sea */
    .sea-grid, .bg-jungle-950, .bg-jungle-900, .bg-jungle-800 {
      color: #FEF8EA !important;
    }

    .sea-grid .bg-sand-100 {
      background-color: #FEF8EA !important;
      color: #111827 !important;
    }

    .sea-grid .bg-sand-100 p, .sea-grid .bg-sand-100 span, .sea-grid .bg-sand-100 div {
      color: #111827 !important;
    }

    /* Beach Comic Typography & Panel Styling */
    .comic-title {
      font-family: 'Luckiest Guy', 'Bangers', cursive;
      letter-spacing: 0.05em;
      text-shadow: 2px 2px 0px #000;
    }
    
    .comic-panel {
      border: 3.5px solid #000 !important;
      box-shadow: 6px 6px 0px #000 !important;
      border-radius: 14px;
      background: #FFFFFF;
    }

    .comic-badge {
      font-family: 'Righteous', 'Bangers', cursive;
      letter-spacing: 0.05em;
      border: 2.5px solid #000;
      box-shadow: 3px 3px 0px #000;
      text-transform: uppercase;
    }

    /* Comic Action Burst Pill */
    .action-burst {
      position: relative;
      display: inline-block;
      font-family: 'Luckiest Guy', 'Bangers', cursive;
      background: #FF006E;
      color: #FFFFFF;
      padding: 2px 10px;
      border: 2.5px solid #000;
      box-shadow: 3px 3px 0px #000;
      transform: rotate(-2deg);
      letter-spacing: 0.05em;
      border-radius: 6px;
    }

    /* Right to Left Continuous Ticker Marquee */
    @keyframes marqueeScroll {
      0% { transform: translateX(0%); }
      100% { transform: translateX(-50%); }
    }
    
    .ticker-container {
      overflow: hidden;
      white-space: nowrap;
      position: relative;
      width: 100%;
      mask-image: linear-gradient(to right, transparent 0%, black 3%, black 97%, transparent 100%);
      -webkit-mask-image: linear-gradient(to right, transparent 0%, black 3%, black 97%, transparent 100%);
    }

    .ticker-track {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      animation: marqueeScroll 30s linear infinite;
      width: max-content;
    }

    .ticker-container:hover .ticker-track {
      animation-play-state: paused;
    }

    .hover-pop {
      transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.2s ease;
    }
    .hover-pop:hover {
      transform: translateY(-2px) scale(1.04) rotate(1deg);
      box-shadow: 5px 5px 0px #000000 !important;
    }

    /* Asymmetrical Ocean Wave Telemetry Console Shape - 100% Solid Opaque */
    .shape-telemetry-console {
      clip-path: polygon(0% 0%, 100% 0%, 100% calc(100% - 22px), calc(100% - 26px) 100%, 0% 100%);
      border: 3.5px solid #000;
      box-shadow: 7px 7px 0px #FFC107;
      background-color: #053B22 !important;
    }

    /* Surfboard Shield Guardrail Matrix Shape - 100% Solid Opaque */
    .shape-guardrail-matrix {
      position: relative;
      z-index: 10;
      border-radius: 36px 12px 36px 12px;
      border: 3.5px solid #000;
      box-shadow: 7px 7px 0px #FF007F;
      background-color: #FFFBEA !important;
      opacity: 1 !important;
      backdrop-filter: none !important;
      -webkit-backdrop-filter: none !important;
    }

    .ocean-dark-bg {
      background-color: #053B22 !important;
      color: #FFFFFF !important;
    }

    .beach-sand-bg {
      background-color: #FFFBEA !important;
      color: #111827 !important;
      opacity: 1 !important;
    }

    /* Ocean Knowledge Sea Deck Shape - 100% Solid Opaque */
    .shape-knowledge-sea {
      clip-path: polygon(0% 0%, 100% 0%, 100% calc(100% - 22px), calc(100% - 26px) 100%, 0% 100%);
      border: 3.5px solid #000;
      box-shadow: 7px 7px 0px #FFC107;
      background-color: #053B22 !important;
    }

    /* Grounded Answer Hero Panel Shape - 100% Solid Opaque */
    .shape-grounded-hero {
      border-radius: 28px 10px 28px 10px;
      border: 3.5px solid #000;
      box-shadow: 7px 7px 0px #FF007F;
      background-color: #FFFFFF !important;
    }

    .ocean-deck-bg {
      background-color: #053B22 !important;
      color: #FFFFFF !important;
    }

    .wave-badge-glow {
      box-shadow: 0 0 12px rgba(0, 180, 216, 0.4);
    }

    /* Speech Bubble Style */
    .speech-bubble {
      position: relative;
      background: #FFFFFF;
      border: 3.5px solid #000;
      box-shadow: 6px 6px 0px #000;
      border-radius: 16px;
    }

    /* Retro Underline Highlight */
    .title-highlight {
      position: relative;
      display: inline-block;
      font-family: 'Luckiest Guy', 'Bangers', cursive;
      letter-spacing: 0.05em;
    }
    .title-highlight::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: 2px;
      width: 100%;
      height: 10px;
      background-color: #FFD166;
      z-index: -1;
      border-radius: 3px;
    }

    /* Knowledge Sea Wave Grid */
    .sea-grid {
      background-color: #071813;
      background-image: 
        radial-gradient(rgba(0, 229, 153, 0.15) 1.5px, transparent 1.5px),
        linear-gradient(rgba(0, 180, 216, 0.1) 1px, transparent 1px);
      background-size: 24px 24px, 24px 24px;
    }

    /* Retro Stamp Watermark */
    .stamp-watermark {
      background-image: radial-gradient(circle, rgba(254, 248, 234, 0.3) 1px, transparent 1px);
      background-size: 6px 6px;
    }

    /* Custom Scrollbars */
    ::-webkit-scrollbar {
      width: 8px;
      height: 8px;
    }
    ::-webkit-scrollbar-track {
      background: #FFF3B0;
      border-left: 2px solid #000;
    }
    ::-webkit-scrollbar-thumb {
      background: #FFD166;
      border: 2px solid #000;
      border-radius: 4px;
    }
    ::-webkit-scrollbar-thumb:hover {
      background: #FF006E;
    }

    /* Star Shape & Spider Web UI Styling */
    .clip-star-8 {
      clip-path: polygon(50% 0%, 61.5% 28.8%, 85.4% 14.6%, 71.2% 38.5%, 100% 50%, 71.2% 61.5%, 85.4% 85.4%, 61.5% 71.2%, 50% 100%, 38.5% 71.2%, 14.6% 85.4%, 28.8% 61.5%, 0% 50%, 28.8% 38.5%, 14.6% 14.6%, 38.5% 28.8%);
    }
    .clip-star-5 {
      clip-path: polygon(50% 0%, 61.8% 35%, 98.2% 35%, 68.7% 56.2%, 80% 91.2%, 50% 69.4%, 20% 91.2%, 31.3% 56.2%, 1.8% 35%, 38.2% 35%);
    }
    @keyframes webGlow {
      0%, 100% { filter: drop-shadow(0 0 8px rgba(0, 180, 216, 0.7)); }
      50% { filter: drop-shadow(0 0 16px rgba(255, 0, 110, 0.95)); }
    }
    .animate-web-glow {
      animation: webGlow 3s infinite ease-in-out;
    }
  </style>
</head>
<body class="min-h-screen flex flex-col relative selection:bg-sunyellow selection:text-black">
  <!-- Full-Page Flying Iron Man Canvas Layer (Behind Frame Boxes) -->
  <canvas id="ironmanMainCanvas" class="fixed inset-0 w-full h-full pointer-events-none z-1"></canvas>

  <!-- TROPICAL EMERALD BEACH VECTOR ARTWORK BACKGROUND (MATCHES REFERENCE IMAGE) -->
  <div class="fixed inset-0 pointer-events-none z-0 overflow-hidden flex items-center justify-center">
    <svg viewBox="0 0 1440 900" preserveAspectRatio="xMidYMid slice" class="w-full h-full opacity-45 md:opacity-55">
      <defs>
        <radialGradient id="sunGlow" cx="50%" cy="50%" r="50%">
          <stop offset="0%" stop-color="#FFE082" stop-opacity="1" />
          <stop offset="60%" stop-color="#FFC107" stop-opacity="0.9" />
          <stop offset="100%" stop-color="#FFC107" stop-opacity="0" />
        </radialGradient>
      </defs>

      <!-- Deep Emerald Sky & Sea Background Base -->
      <rect width="1440" height="900" fill="#0A5C36" />

      <!-- Golden Sunset Orb -->
      <circle cx="720" cy="460" r="250" fill="#FFC107" />
      <circle cx="720" cy="460" r="280" fill="url(#sunGlow)" />

      <!-- Sailboat Silhouette -->
      <g stroke="#FFFFFF" stroke-width="2" fill="#053B22">
        <path d="M 850,540 L 890,540 L 880,555 L 860,555 Z" stroke-width="2" />
        <path d="M 870,540 L 870,490 L 895,535 Z" stroke-width="2" />
      </g>

      <!-- Sea Horizon Line & Waves -->
      <line x1="0" y1="560" x2="1440" y2="560" stroke="#FFFFFF" stroke-width="3.5" />
      <path d="M 50,580 Q 80,573 110,580 T 170,580" stroke="#FFFFFF" stroke-width="2.5" fill="none" />
      <path d="M 300,610 Q 340,602 380,610 T 460,610" stroke="#FFFFFF" stroke-width="2.5" fill="none" />
      <path d="M 580,640 Q 620,632 660,640 T 740,640" stroke="#FFFFFF" stroke-width="2.5" fill="none" />
      <path d="M 850,600 Q 890,592 930,600 T 1010,600" stroke="#FFFFFF" stroke-width="2.5" fill="none" />
      <path d="M 1100,620 Q 1140,612 1180,620 T 1260,620" stroke="#FFFFFF" stroke-width="2.5" fill="none" />

      <!-- Flying Seagulls in Sky -->
      <g stroke="#FFFFFF" stroke-width="3" fill="none" stroke-linecap="round">
        <path d="M 480,190 Q 495,175 510,190 Q 525,175 540,190" />
        <path d="M 440,270 Q 452,258 464,270 Q 476,258 488,270" />
        <path d="M 900,250 Q 912,238 924,250 Q 936,238 948,250" />
        <path d="M 1010,290 Q 1020,280 1030,290 Q 1040,280 1050,290" />
      </g>

      <!-- Fluffy Clouds -->
      <g stroke="#FFFFFF" stroke-width="3" fill="none">
        <path d="M 200,360 C 200,330 240,320 260,340 C 280,320 330,330 340,360 Z" />
        <path d="M 970,140 C 970,115 1000,105 1015,120 C 1030,105 1070,115 1080,140 Z" />
      </g>

      <!-- Left Palm Trees (Clean White Line Art) -->
      <g stroke="#FFFFFF" stroke-width="3.5" fill="none" stroke-linecap="round" stroke-linejoin="round">
        <!-- Main Left Trunk -->
        <path d="M 30,900 Q 120,500 200,250" />
        <path d="M 55,900 Q 140,510 215,255" />
        
        <!-- Fronds Left Palm -->
        <path d="M 205,250 Q 130,120 30,150 Q 90,200 205,250" fill="#0A5C36" />
        <path d="M 205,250 Q 230,100 340,110 Q 270,170 205,250" fill="#0A5C36" />
        <path d="M 205,250 Q 300,220 360,280 Q 270,280 205,250" fill="#0A5C36" />
        <path d="M 205,250 Q 100,270 50,320 Q 130,320 205,250" fill="#0A5C36" />

        <!-- Second Palm Tree Trunk & Fronds -->
        <path d="M -20,900 Q 80,450 180,100" />
        <path d="M 180,100 Q 80,10 20,30 Q 80,70 180,100" fill="#0A5C36" />
        <path d="M 180,100 Q 220,0 310,20 Q 240,60 180,100" fill="#0A5C36" />
        <path d="M 180,100 Q 270,100 320,160 Q 240,150 180,100" fill="#0A5C36" />
      </g>

      <!-- Right Palm Tree (Clean White Line Art) -->
      <g stroke="#FFFFFF" stroke-width="3.5" fill="none" stroke-linecap="round" stroke-linejoin="round">
        <path d="M 1430,900 Q 1350,480 1260,180" />
        <path d="M 1410,900 Q 1330,490 1245,185" />

        <path d="M 1255,180 Q 1350,60 1440,80 Q 1370,130 1255,180" fill="#0A5C36" />
        <path d="M 1255,180 Q 1200,40 1100,70 Q 1170,120 1255,180" fill="#0A5C36" />
        <path d="M 1255,180 Q 1120,170 1060,230 Q 1150,230 1255,180" fill="#0A5C36" />
        <path d="M 1255,180 Q 1340,240 1410,310 Q 1330,300 1255,180" fill="#0A5C36" />
      </g>

      <!-- Hot Magenta Surfboard (Right Foreground) -->
      <g stroke="#FFFFFF" stroke-width="3.5">
        <path d="M 1020,510 C 990,600 985,800 1015,880 L 1070,880 C 1100,800 1095,600 1065,510 C 1045,450 1040,450 1020,510 Z" fill="#FF007F" />
        <line x1="1042" y1="460" x2="1042" y2="880" stroke="#FFFFFF" stroke-width="3" />
      </g>

      <!-- Striped Beach Umbrella (Left Foreground) -->
      <g stroke="#000000" stroke-width="3.5">
        <path d="M 50,560 A 200,160 0 0,1 450,560 Z" fill="#FFC107" stroke="#FFFFFF" stroke-width="3.5" />
        <path d="M 110,560 A 200,160 0 0,1 190,560 L 250,405 Z" fill="#FF007F" stroke="#FFFFFF" stroke-width="3" />
        <path d="M 270,560 A 200,160 0 0,1 350,560 L 250,405 Z" fill="#FF007F" stroke="#FFFFFF" stroke-width="3" />
        <line x1="250" y1="400" x2="310" y2="860" stroke="#FFFFFF" stroke-width="6" />
      </g>

      <!-- Striped Beach Ball -->
      <g stroke="#FFFFFF" stroke-width="3">
        <circle cx="570" cy="830" r="50" fill="#FFC107" />
        <path d="M 520,830 A 50,50 0 0,0 620,830 Z" fill="#FF007F" />
        <path d="M 570,780 A 50,50 0 0,0 570,880 Z" fill="#FFFFFF" />
      </g>

      <!-- Bottom White Sand Beach Shore Line -->
      <path d="M 0,660 Q 250,630 500,720 T 1000,730 T 1440,670 L 1440,900 L 0,900 Z" fill="#FFFFFF" fill-opacity="0.14" stroke="#FFFFFF" stroke-width="3" />
    </svg>
  </div>

  <!-- TOP BEACH COMIC GOA HEADER STRIP -->
  <header class="w-full bg-sunyellow border-b-4 border-black shadow-brutal relative z-10">
    
    <!-- Top Branding Strip -->
    <div class="w-full bg-gradient-to-r from-emerald-950 via-green-900 to-emerald-900 border-b-3 border-black px-4 md:px-8 py-3 flex flex-wrap items-center justify-between gap-4">
      
      <!-- Left: Official Logo & Event Title -->
      <div class="flex items-center gap-4">
        <!-- HACKER HOUSE गोवा Official Logo Asset -->
        <div class="w-28 md:w-36 h-16 md:h-20 bg-palmemerald border-3 border-black rounded-xl p-1 shadow-brutal transform -rotate-2 hover:rotate-3 transition-transform flex items-center justify-center overflow-hidden">
          <svg viewBox="0 0 500 300" class="w-full h-full">
            <defs>
              <style>
                .logo-text-hh { font-family: 'Rozha One', 'Cinzel Decorative', serif; font-size: 112px; font-weight: 900; fill: #FFC107; letter-spacing: -2px; text-anchor: middle; }
                .logo-text-goa { font-family: 'Yatra One', 'Rozha One', 'Devanagari', serif; font-size: 105px; font-weight: 900; fill: #FF007F; stroke: #FFC107; stroke-width: 5px; paint-order: stroke fill; text-anchor: middle; filter: drop-shadow(4px 4px 0px #000000); }
              </style>
            </defs>
            <rect width="500" height="300" rx="16" fill="#0A5C36" />
            <text x="250" y="115" class="logo-text-hh" transform="scale(1, 1.15)" transform-origin="250 115">HACKER</text>
            <text x="250" y="245" class="logo-text-hh" transform="scale(1, 1.15)" transform-origin="250 245">HOUSE</text>
            <g transform="translate(250, 168)">
              <text x="0" y="24" class="logo-text-goa">गोवा</text>
            </g>
          </svg>
        </div>
        
        <div>
          <div class="flex items-center gap-2">
            <span class="action-burst text-xs">VECTOR 2026</span>
            <span class="px-2 py-0.5 bg-black text-beachcyan font-comic text-xs border-2 border-black rounded shadow-brutal-sm">POP ART EDITION</span>
          </div>
          <h1 class="font-pop-art text-3xl md:text-4xl tracking-wide mt-0.5">VOICE INDIC RAG 🌊 SURF THE VECTORS! 🏄‍♂️</h1>
        </div>
      </div>


    </div>

    <!-- Controls Toolbar (Continuous Right-to-Left Ticker Marquee) -->
    <div class="w-full py-2.5 bg-yellow-100 border-b-3 border-black overflow-hidden relative flex items-center">
      <div class="ticker-container">
        <div class="ticker-track">
          <!-- First Set of Languages -->
          <button data-lang="en" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-black text-beachgold border-2.5 border-black shadow-brutal-sm hover-pop">ENGLISH 🇬🇧</button>
          <button data-lang="hi" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">हिन्दी 🇮🇳</button>
          <button data-lang="mr" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">मराठी 🇮🇳</button>
          <button data-lang="kn" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">ಕನ್ನಡ 🇮🇳</button>
          <button data-lang="te" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">తెలుగు 🇮🇳</button>
          <button data-lang="ta" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">தமிழ் 🇮🇳</button>
          <button data-lang="bn" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">বাংলা 🇮🇳</button>
          <button data-lang="gu" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">ગુજરાતી 🇮🇳</button>
          <button data-lang="pa" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">ਪੰਜਾਬੀ 🇮🇳</button>
          <button data-lang="ml" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">മലയാളം 🇮🇳</button>
          <button data-lang="or" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">ଓଡ଼ିଆ 🇮🇳</button>
          <button data-lang="as" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">অসমীয়া 🇮🇳</button>
          <button data-lang="ur" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">اردو 🇵🇰</button>
          <button data-lang="ne" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">नेपाली 🇳🇵</button>

          <!-- Duplicate Loop Set for Seamless Right-to-Left Marquee -->
          <button data-lang="en" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-black text-beachgold border-2.5 border-black shadow-brutal-sm hover-pop">ENGLISH 🇬🇧</button>
          <button data-lang="hi" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">हिन्दी 🇮🇳</button>
          <button data-lang="mr" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">मराठी 🇮🇳</button>
          <button data-lang="kn" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">ಕನ್ನಡ 🇮🇳</button>
          <button data-lang="te" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">తెలుగు 🇮🇳</button>
          <button data-lang="ta" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">தமிழ் 🇮🇳</button>
          <button data-lang="bn" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">বাংলা 🇮🇳</button>
          <button data-lang="gu" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">ગુજરાતી 🇮🇳</button>
          <button data-lang="pa" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">ਪੰਜਾਬੀ 🇮🇳</button>
          <button data-lang="ml" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">മലയാളം 🇮🇳</button>
          <button data-lang="or" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">ଓଡ଼ିଆ 🇮🇳</button>
          <button data-lang="as" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">অসমীয়া 🇮🇳</button>
          <button data-lang="ur" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">اردو 🇵🇰</button>
          <button data-lang="ne" class="lang-btn px-3.5 py-1 rounded-xl text-xs font-comic font-bold transition bg-white text-black border-2.5 border-black shadow-brutal-sm hover-pop hover:bg-beachgold">नेपाली 🇳🇵</button>
        </div>
      </div>
      <span id="detectedLangPill" class="hidden absolute right-4 px-2.5 py-1 rounded-lg text-xs font-comic bg-black text-beachgreen border-2 border-black shadow-brutal-sm z-20">ROUTED: EN</span>
    </div>
  </header>

  <!-- MAIN WORKSPACE (THE TERMINAL & THE KNOWLEDGE SEA) -->
  <main class="flex-1 max-w-7xl w-full mx-auto p-4 md:p-6 flex flex-col gap-6 relative z-10">
    
    <!-- DUAL PANE WORKBENCH -->
    <div class="grid grid-cols-1 lg:grid-cols-12 gap-6 items-start">
      
      <!-- LEFT: THE TERMINAL -->
      <div class="lg:col-span-5 flex flex-col gap-4">
        
        <div class="flex items-center justify-end">
          <span class="comic-badge px-3 py-1 bg-black text-beachgold text-xs shadow-brutal-sm">VOICE INTERFACE</span>
        </div>

        <!-- Terminal Container -->
        <div class="comic-panel p-5 flex flex-col items-center justify-center gap-4">
          
          <!-- Spider-Man Green Mask Canvas Container (#053b22 Forest Green Theme) -->
          <div class="relative w-64 h-64 rounded-full bg-[#053b22] border-4 border-[#053b22] shadow-[0_0_25px_rgba(5,59,34,0.8)] flex items-center justify-center overflow-hidden my-2">
            <!-- Animated Spider-Man Mask Waveform Canvas -->
            <canvas id="waveformCanvas" class="absolute inset-0 w-full h-full pointer-events-none"></canvas>

            <!-- Microphone Record Button (Only Mic Icon, Green Spider-Man Theme) -->
            <button id="recordBtn" class="relative z-10 p-3 flex items-center justify-center cursor-pointer hover:scale-110 active:scale-95 transition-transform duration-200 focus:outline-none">
              <span id="micIcon" class="material-symbols-outlined text-5xl font-black text-black hover:text-slate-800 drop-shadow-[0_2px_6px_rgba(255,255,255,0.4)] selection:bg-transparent transition-colors duration-200">mic</span>
            </button>
          </div>

          <!-- Query Input Bar (Pill Shape matching reference image) -->
          <div class="w-full flex gap-2">
            <input type="text" id="queryInput" placeholder="Ask in English, Hindi, Telugu..."
              class="w-full bg-sand-50 border-3 border-black px-5 py-3 font-comicbody text-base text-black placeholder:text-slate-500 focus:outline-none focus:bg-white shadow-brutal-sm rounded-full"/>
            <button id="searchBtn" class="px-6 py-3 bg-black hover:bg-slate-900 active:scale-95 text-beachgold font-comic font-black text-base border-3 border-black shadow-brutal-sm flex items-center gap-1.5 transition rounded-full whitespace-nowrap">
              <span>GO!</span>
              <span class="material-symbols-outlined text-base font-black">arrow_forward</span>
            </button>
          </div>

          <!-- Quick Multilingual Prompt Chips (Pill Badges matching reference image) -->
          <div class="w-full flex flex-col gap-1.5 font-comic text-xs">
            <div class="flex items-center gap-2 overflow-x-auto pb-1 max-w-full">
              <button class="quick-chip px-4 py-1.5 bg-yellow-200 hover:bg-beachgold text-black border-2.5 border-black rounded-full text-xs font-bold whitespace-nowrap transition shadow-brutal-sm" data-lang="en" data-text="What was the purpose of the Manhattan Project?">ENGLISH</button>
              <button class="quick-chip px-4 py-1.5 bg-cyan-200 hover:bg-beachcyan text-black border-2.5 border-black rounded-full text-xs font-bold whitespace-nowrap transition shadow-brutal-sm" data-lang="hi" data-text="मैनहट्टन परियोजना का मुख्य उद्देश्य क्या था?">HINDI</button>
              <button class="quick-chip px-4 py-1.5 bg-pink-200 hover:bg-beachpink text-black border-2.5 border-black rounded-full text-xs font-bold whitespace-nowrap transition shadow-brutal-sm" data-lang="te" data-text="మ్యాన్హ్యాటన్ ప్రాజెక్ట్ యొక్క ముఖ్య ఉద్దేశ్యం ఏమిటి?">TELUGU</button>
            </div>
          </div>
        </div>

        <!-- AUDIO FIELD NOTE (TRANSCRIPTION NOTE - COMIC SPEECH BUBBLE) -->
        <div id="fieldNoteCard" class="hidden speech-bubble p-4 relative overflow-hidden">
          <!-- HACKER HOUSE गोवा Logo Stamp Watermark -->
          <div class="absolute right-3 top-3 w-14 h-10 rounded-lg border-2 border-dashed border-beachpink p-0.5 flex items-center justify-center pointer-events-none rotate-12 stamp-watermark bg-palmemerald overflow-hidden shadow-brutal-sm">
            <svg viewBox="0 0 500 300" class="w-full h-full">
              <defs>
                <style>
                  .logo-text-hh-stamp { font-family: 'Rozha One', 'Cinzel Decorative', serif; font-size: 112px; font-weight: 900; fill: #FFC107; letter-spacing: -2px; text-anchor: middle; }
                  .logo-text-goa-stamp { font-family: 'Yatra One', 'Rozha One', 'Devanagari', serif; font-size: 105px; font-weight: 900; fill: #FF007F; stroke: #FFC107; stroke-width: 5px; paint-order: stroke fill; text-anchor: middle; filter: drop-shadow(4px 4px 0px #000000); }
                </style>
              </defs>
              <rect width="500" height="300" rx="16" fill="#0A5C36" />
              <text x="250" y="115" class="logo-text-hh-stamp" transform="scale(1, 1.15)" transform-origin="250 115">HACKER</text>
              <text x="250" y="245" class="logo-text-hh-stamp" transform="scale(1, 1.15)" transform-origin="250 245">HOUSE</text>
              <g transform="translate(250, 168)">
                <text x="0" y="24" class="logo-text-goa-stamp">गोवा</text>
              </g>
            </svg>
          </div>
          <div class="font-comic font-black text-xs text-beachpink tracking-widest uppercase mb-1 flex items-center gap-1">
            <span>AUDIO FIELD NOTE</span>
            <span>///</span>
          </div>
          <p id="fieldNoteText" class="font-comicbody text-lg text-black font-bold italic leading-snug"></p>
        </div>

      </div>

      <!-- RIGHT: THE KNOWLEDGE SEA (ASYMMETRICAL WAVE DECK SHAPE & OCEAN THEME) -->
      <div class="lg:col-span-7 flex flex-col gap-4">
        
        <div class="flex items-center justify-between">
          <h2 class="font-pop-art text-2xl md:text-3xl tracking-wide flex items-center gap-2">
            <span>🌊 THE OCEAN KNOWLEDGE SEA 🏄‍♂️</span>
          </h2>
          <span id="topKBadge" class="comic-badge px-3 py-1 bg-black text-beachgreen text-xs shadow-brutal-sm">AWAITING QUERY</span>
        </div>

        <!-- Passage Stream Deck (Custom Ocean Wave Deck Shape) -->
        <div class="shape-knowledge-sea ocean-deck-bg p-4.5 min-h-[340px] max-h-[420px] overflow-y-auto flex flex-col justify-between">
          <div id="passagesList" class="flex flex-col gap-3">
            
            <!-- Beach Pop Art Standby State (100% Solid Opaque Box) -->
            <div class="p-8 text-center flex flex-col items-center justify-center gap-3.5 my-auto bg-black border-3 border-sunyellow rounded-2xl shadow-brutal p-6">
              <div class="w-16 h-16 rounded-full border-3 border-black bg-sunyellow flex items-center justify-center text-black text-3xl shadow-brutal-sm">
                🏄‍♂️
              </div>
              <div class="font-comic font-black text-xl text-sunyellow tracking-wider drop-shadow-md">AWAITING QUERY INPUT 🏄‍♂️</div>
              <p class="font-comicbody text-sm md:text-base text-white max-w-md leading-relaxed bg-jungle-950 p-4 rounded-xl border-2 border-sunyellow shadow-brutal-sm font-bold">
                Speak into The Voice Terminal mic or enter a prompt above to retrieve grounded multi-lingual passages!
              </p>
            </div>

          </div>
        </div>

      </div>
    </div>

    <!-- GROUNDED ANSWER HERO CARD (SURFBOARD SHIELD SHAPE & BEACH GREEN SHADOW) -->
    <section class="w-full">
      <div class="shape-grounded-hero p-5 md:p-6 relative bg-white">
        
        <!-- Header -->
        <div class="flex flex-wrap items-center justify-between gap-2 pb-3 mb-3 border-b-3 border-black">
          <div class="flex items-center gap-2 font-comic font-bold text-lg">
            <span id="answerStatusIcon" class="material-symbols-outlined text-beachpink text-2xl font-black">hourglass_empty</span>
            <span id="answerStatusTag" class="text-black tracking-wider uppercase font-black">READY FOR INQUIRY 🏖️</span>
          </div>
          <div class="flex items-center gap-2">
            <span id="answerSourceBadge" class="comic-badge px-3 py-1 bg-black text-beachgold text-xs">STANDBY</span>
            <span id="retrievalTimePill" class="comic-badge px-3 py-1 bg-beachcyan text-white text-xs">LATENCY: --</span>
          </div>
        </div>

        <!-- Text -->
        <div id="answerContent" class="font-comicbody text-lg md:text-xl text-slate-800 font-bold leading-relaxed min-h-[60px] flex items-center">
          Awaiting query... Speak into The Voice Terminal mic or type a prompt above to generate grounded answers! 🏄‍♂️
        </div>
      </div>
    </section>

    <!-- UNIFIED COHESIVE SYS TELEMETRY & GUARDRAIL CONSOLE -->
    <section class="w-full">
      <div class="grid grid-cols-1 lg:grid-cols-12 gap-6 items-stretch">
        
        <!-- LEFT: TELEMETRY CONSOLE (ASYMMETRICAL OCEAN WAVE SHAPE & NIGHT GLOW THEME) -->
        <div class="lg:col-span-6 shape-telemetry-console ocean-dark-bg p-5 text-white flex flex-col justify-between gap-4">
          
          <!-- Console Header -->
          <div class="flex items-center justify-between border-b-2 border-sunyellow pb-2.5 font-mono text-xs flex-wrap gap-2">
            <span class="text-sunyellow flex items-center gap-2 font-comic font-black text-base tracking-wider">
              <span class="w-3 h-3 rounded-full bg-sunyellow animate-ping border border-black"></span>
              <span>🌊 TELEMETRY CONSOLE 📡</span>
            </span>
            <div class="flex items-center gap-2 font-mono text-xs bg-black px-3 py-1.5 border-2 border-sunyellow rounded-xl shadow-brutal-sm">
              <span class="text-white">RAG: <strong id="ragLatencyDisplay" class="text-sunyellow font-bold">--</strong></span>
              <span class="text-slate-400 font-bold">|</span>
              <span class="text-white">TOTAL: <strong id="totalLatencyDisplay" class="text-surfpink font-bold">--</strong></span>
            </div>
          </div>

          <!-- 5 Stage Latencies (100% Solid Opaque Black Cards) -->
          <div class="grid grid-cols-5 gap-2 text-center font-mono py-1">
            <div class="bg-black p-2 border-2 border-sunyellow rounded-xl shadow-brutal-sm">
              <div class="text-[8px] text-sunyellow font-bold uppercase">STT (VOICE)</div>
              <div id="sttLatencyVal" class="text-xs font-bold text-white mt-0.5">--</div>
            </div>
            <div class="bg-black p-2 border-2 border-sunyellow rounded-xl shadow-brutal-sm">
              <div class="text-[8px] text-purple-300 font-bold uppercase">EMBEDDING</div>
              <div id="embeddingLatencyVal" class="text-xs font-bold text-purple-300 mt-0.5">--</div>
            </div>
            <div class="bg-black p-2 border-2 border-sunyellow rounded-xl shadow-brutal-sm">
              <div class="text-[8px] text-emerald-400 font-bold uppercase">RETRIEVAL</div>
              <div id="retrievalLatencyVal" class="text-xs font-bold text-emerald-300 mt-0.5">--</div>
            </div>
            <div class="bg-black p-2 border-2 border-sunyellow rounded-xl shadow-brutal-sm">
              <div class="text-[8px] text-sky-400 font-bold uppercase">GUARDRAIL</div>
              <div id="guardrailLatencyVal" class="text-xs font-bold text-sky-300 mt-0.5">--</div>
            </div>
            <div class="bg-black p-2 border-2 border-sunyellow rounded-xl shadow-brutal-sm">
              <div class="text-[8px] text-surfpink font-bold uppercase">GENERATION</div>
              <div id="genLatencyVal" class="text-xs font-bold text-surfpink mt-0.5">--</div>
            </div>
          </div>

          <!-- Visual Split Progress Bar (100% Solid Opaque) -->
          <div class="flex flex-col gap-1.5 font-mono text-[10px] bg-black p-3 rounded-xl border-2 border-sunyellow shadow-brutal-sm">
            <div class="flex items-center justify-between text-white text-[9px] flex-wrap gap-1">
              <span class="font-bold text-sunyellow">OCEAN LATENCY SPLIT</span>
              <div class="flex items-center gap-1.5 flex-wrap">
                <span id="splitLabelSTT" class="text-sunyellow">STT: --</span>
                <span id="splitLabelEmbed" class="text-purple-300">EMB: --</span>
                <span id="splitLabelRetrieval" class="text-emerald-400">RETR: --</span>
                <span id="splitLabelGuardrail" class="text-sky-400">GUARD: --</span>
                <span id="splitLabelGen" class="text-surfpink">GEN: --</span>
              </div>
            </div>
            <div class="w-full h-3.5 bg-jungle-950 rounded-full overflow-hidden flex border-2 border-sunyellow">
              <div id="splitBarSTT" class="h-full bg-sunyellow transition-all duration-300" style="width: 0%"></div>
              <div id="splitBarEmbed" class="h-full bg-purple-400 transition-all duration-300" style="width: 0%"></div>
              <div id="splitBarRetrieval" class="h-full bg-emerald-400 transition-all duration-300" style="width: 0%"></div>
              <div id="splitBarGuardrail" class="h-full bg-sky-400 transition-all duration-300" style="width: 0%"></div>
              <div id="splitBarGen" class="h-full bg-surfpink transition-all duration-300" style="width: 0%"></div>
            </div>
          </div>

          <!-- Expandable Waterfall Breakdown Toggle -->
          <div class="border-t-2 border-sunyellow pt-2 font-mono">
            <button id="toggleWaterfallBtn" type="button" class="w-full text-left flex items-center justify-between text-[11px] text-sunyellow hover:text-white py-1 transition font-bold">
              <span class="flex items-center gap-1 font-bold">
                <span class="material-symbols-outlined text-xs text-sunyellow">waterfall_chart</span>
                <span>DETAILED STAGE TIMINGS (9 STAGES)</span>
              </span>
              <span id="waterfallToggleIcon" class="material-symbols-outlined text-xs">expand_more</span>
            </button>
            <div id="stageWaterfallList" class="hidden mt-2 pt-2 border-t-2 border-sunyellow flex flex-col gap-1 text-[10px] bg-black p-3 rounded-xl border-2 border-sunyellow">
              <div class="text-slate-300 text-[10px] text-center italic">Run a query to inspect stage timings</div>
            </div>
          </div>

          <!-- Benchmark Quantiles in Neon Pink -->
          <div class="grid grid-cols-3 gap-2 text-center font-mono pt-2 border-t border-cyan-500/30">
            <div>
              <div class="text-[9px] text-slate-400">P50 (TARGET &lt;200ms)</div>
              <div class="text-xs font-bold text-beachpink mt-0.5">38.99ms</div>
            </div>
            <div>
              <div class="text-[9px] text-slate-400">P70</div>
              <div class="text-xs font-bold text-beachpink mt-0.5">41.33ms</div>
            </div>
            <div>
              <div class="text-[9px] text-slate-400">P100</div>
              <div class="text-xs font-bold text-beachpink mt-0.5">52.30ms</div>
            </div>
          </div>
        </div>

        <!-- RIGHT: GUARDRAIL AUDIT MATRIX (SURFBOARD SHIELD SHAPE & BEACH SAND THEME) -->
        <div class="lg:col-span-6 shape-guardrail-matrix beach-sand-bg p-5 flex flex-col justify-between gap-4 relative z-20 bg-[#FFFBEA] opacity-100">
          
          <!-- Header -->
          <div class="flex items-center justify-between border-b-3 border-black pb-2.5">
            <h4 class="font-comic font-black text-lg md:text-xl text-black tracking-wider flex items-center gap-2">
              <span>🛡️ GUARDRAIL AUDIT MATRIX 🏄‍♂️</span>
            </h4>
            <span class="comic-badge px-2.5 py-0.5 bg-black text-beachgreen text-xs shadow-brutal-sm">4-TIER ACTIVE</span>
          </div>

          <!-- 2x2 Matrix Cards (Beach Shell & Surfboard Pop Art Cards) -->
          <div class="grid grid-cols-2 gap-3 font-comic text-xs">
            
            <div class="p-3 bg-white border-3 border-black rounded-2xl shadow-brutal-sm flex flex-col justify-between gap-2 hover-pop">
              <div class="flex items-center justify-between text-slate-800 font-bold">
                <span class="flex items-center gap-1 text-black font-black">
                  <span>⚓</span> GROUNDING
                </span>
                <span id="badgeGrounding" class="comic-badge px-2 py-0.5 bg-black text-beachgold text-[10px]">STANDBY</span>
              </div>
              <p class="text-[10px] text-slate-600 leading-tight">Verifies response alignment with vector passages.</p>
            </div>

            <div class="p-3 bg-white border-3 border-black rounded-2xl shadow-brutal-sm flex flex-col justify-between gap-2 hover-pop">
              <div class="flex items-center justify-between text-slate-800 font-bold">
                <span class="flex items-center gap-1 text-black font-black">
                  <span>🌴</span> TOPIC
                </span>
                <span id="badgeTopic" class="comic-badge px-2 py-0.5 bg-black text-beachcyan text-[10px]">STANDBY</span>
              </div>
              <p class="text-[10px] text-slate-600 leading-tight">Screens domain query intent & relevance taxonomy.</p>
            </div>

            <div class="p-3 bg-white border-3 border-black rounded-2xl shadow-brutal-sm flex flex-col justify-between gap-2 hover-pop">
              <div class="flex items-center justify-between text-slate-800 font-bold">
                <span class="flex items-center gap-1 text-black font-black">
                  <span>☀️</span> HALLUCINATION
                </span>
                <span id="badgeHallucination" class="comic-badge px-2 py-0.5 bg-black text-beachpink text-[10px]">STANDBY</span>
              </div>
              <p class="text-[10px] text-slate-600 leading-tight">Filters ungrounded claims before LLM synthesis.</p>
            </div>

            <div class="p-3 bg-white border-3 border-black rounded-2xl shadow-brutal-sm flex flex-col justify-between gap-2 hover-pop">
              <div class="flex items-center justify-between text-slate-800 font-bold">
                <span class="flex items-center gap-1 text-black font-black">
                  <span>🏄</span> SAFETY
                </span>
                <span id="badgeSafety" class="comic-badge px-2 py-0.5 bg-black text-beachgreen text-[10px]">SECURE ✓</span>
              </div>
              <p class="text-[10px] text-slate-600 leading-tight">Neural Prompt-Guard ONNX shield active.</p>
            </div>

          </div>

          <!-- Policy Footnote -->
          <div class="bg-white border-2 border-black p-2.5 rounded-xl shadow-brutal-sm flex items-start gap-2">
            <span class="material-symbols-outlined text-beachpink text-base font-black">verified_user</span>
            <p class="text-[10px] font-comicbody font-bold text-slate-800 leading-snug">
              The RAG pipeline knows when NOT to answer. Insufficient context triggers a graceful grounding notice rather than hallucination.
            </p>
          </div>

        </div>

      </div>
    </section>

  </main>

  <!-- CLIENT JAVASCRIPT FOR INTERACTION & API INTEGRATION -->
  <script>
    let currentLanguage = "en";
    let isRecording = false;
    let mediaRecorder = null;
    let audioChunks = [];
    let audioContext = null;
    let analyser = null;
    let dataArray = null;

    // DOM Elements
    const recordBtn = document.getElementById("recordBtn");
    const micIcon = document.getElementById("micIcon");
    const sttStatusBadge = document.getElementById("sttStatusBadge");
    const sttStatusText = document.getElementById("sttStatusText");
    const queryInput = document.getElementById("queryInput");
    const searchBtn = document.getElementById("searchBtn");
    const fieldNoteCard = document.getElementById("fieldNoteCard");
    const fieldNoteText = document.getElementById("fieldNoteText");
    const passagesList = document.getElementById("passagesList");
    const topKBadge = document.getElementById("topKBadge");
    const answerContent = document.getElementById("answerContent");
    const answerSourceBadge = document.getElementById("answerSourceBadge");
    const answerStatusTag = document.getElementById("answerStatusTag");
    const answerStatusIcon = document.getElementById("answerStatusIcon");
    const retrievalTimePill = document.getElementById("retrievalTimePill");
    const detectedLangPill = document.getElementById("detectedLangPill");
    const crossLingualToggle = document.getElementById("crossLingualToggle");

    // Telemetry DOM
    const ragLatencyDisplay = document.getElementById("ragLatencyDisplay");
    const totalLatencyDisplay = document.getElementById("totalLatencyDisplay");
    const sttLatencyVal = document.getElementById("sttLatencyVal");
    const embeddingLatencyVal = document.getElementById("embeddingLatencyVal");
    const retrievalLatencyVal = document.getElementById("retrievalLatencyVal");
    const guardrailLatencyVal = document.getElementById("guardrailLatencyVal");
    const genLatencyVal = document.getElementById("genLatencyVal");

    // Guardrail DOM
    const badgeGrounding = document.getElementById("badgeGrounding");
    const badgeTopic = document.getElementById("badgeTopic");
    const badgeHallucination = document.getElementById("badgeHallucination");
    const badgeSafety = document.getElementById("badgeSafety");

    // Waterfall Toggle Button
    const toggleWaterfallBtn = document.getElementById("toggleWaterfallBtn");
    const stageWaterfallList = document.getElementById("stageWaterfallList");
    const waterfallToggleIcon = document.getElementById("waterfallToggleIcon");
    if (toggleWaterfallBtn && stageWaterfallList) {
      toggleWaterfallBtn.addEventListener("click", () => {
        const isHidden = stageWaterfallList.classList.contains("hidden");
        if (isHidden) {
          stageWaterfallList.classList.remove("hidden");
          if (waterfallToggleIcon) waterfallToggleIcon.textContent = "expand_less";
        } else {
          stageWaterfallList.classList.add("hidden");
          if (waterfallToggleIcon) waterfallToggleIcon.textContent = "expand_more";
        }
      });
    }

    // Language Selector Buttons Sync
    document.querySelectorAll(".lang-btn").forEach(btn => {
      btn.addEventListener("click", () => {
        const lang = btn.getAttribute("data-lang");
        currentLanguage = lang;
        document.querySelectorAll(".lang-btn").forEach(b => {
          if (b.getAttribute("data-lang") === lang) {
            b.classList.add("bg-black", "text-beachgold");
            b.classList.remove("bg-white", "text-black");
          } else {
            b.classList.remove("bg-black", "text-beachgold");
            b.classList.add("bg-white", "text-black");
          }
        });
      });
    });

    // Quick Prompt Chips Click Handler
    document.querySelectorAll(".quick-chip").forEach(chip => {
      chip.addEventListener("click", () => {
        const text = chip.getAttribute("data-text");
        const lang = chip.getAttribute("data-lang");
        if (text) {
          queryInput.value = text;
          if (lang) {
            currentLanguage = lang;
            document.querySelectorAll(".lang-btn").forEach(b => {
              if (b.getAttribute("data-lang") === lang) {
                b.classList.add("bg-black", "text-hhgold");
                b.classList.remove("text-slate-700");
              } else {
                b.classList.remove("bg-black", "text-hhgold");
                b.classList.add("text-slate-700");
              }
            });
          }
          executeSearch();
        }
      });
    });

    // Enter Key Search
    queryInput.addEventListener("keydown", (e) => {
      if (e.key === "Enter") executeSearch();
    });
    searchBtn.addEventListener("click", executeSearch);

    function getApiUrl(path) {
      if (window.API_BASE_URL) {
        return window.API_BASE_URL.replace(/\/+$/, "") + path;
      }
      const stored = localStorage.getItem("VECTOR_API_URL");
      if (stored) {
        return stored.replace(/\/+$/, "") + path;
      }
      return path;
    }

    async function executeSearch() {
      const text = queryInput.value.trim();
      if (!text) return;

      searchBtn.disabled = true;
      searchBtn.innerHTML = `<span class="material-symbols-outlined animate-spin text-sm">progress_activity</span><span>RUN</span>`;
      if (sttStatusText) sttStatusText.textContent = "SEARCHING KNOWLEDGE SEA...";

      const formData = new FormData();
      formData.append("text", text);
      formData.append("language_hint", currentLanguage);
      const isCrossLingual = crossLingualToggle?.checked ?? false;
      formData.append("cross_lingual", isCrossLingual ? "true" : "false");

      fieldNoteCard.classList.remove("hidden");
      fieldNoteText.textContent = `"${text}"`;

      try {
        const response = await fetch(getApiUrl("/query"), { method: "POST", body: formData });
        if (!response.ok) {
          const errText = await response.text();
          let msg = response.statusText || ("HTTP " + response.status);
          try {
            const parsed = JSON.parse(errText);
            msg = parsed.detail || parsed.reason || msg;
          } catch (_) {
            if (errText) msg = errText;
          }
          alert("Query Error (" + response.status + "): " + msg);
          return;
        }
        const data = await response.json();
        renderResults(data);
      } catch (err) {
        alert("Query error: " + err);
      } finally {
        searchBtn.disabled = false;
        searchBtn.innerHTML = `<span>RUN</span><span class="material-symbols-outlined text-sm font-bold">arrow_forward</span>`;
        if (sttStatusText) sttStatusText.textContent = "RESPONSE DELIVERED";
      }
    }

    // Voice Recording Integration
    recordBtn.addEventListener("click", async () => {
      if (!isRecording) {
        try {
          const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
          
          audioContext = new (window.AudioContext || window.webkitAudioContext)();
          const source = audioContext.createMediaStreamSource(stream);
          analyser = audioContext.createAnalyser();
          analyser.fftSize = 64;
          source.connect(analyser);
          dataArray = new Uint8Array(analyser.frequencyBinCount);

          mediaRecorder = new MediaRecorder(stream);
          audioChunks = [];

          mediaRecorder.ondataavailable = e => audioChunks.push(e.data);
          mediaRecorder.onstop = async () => {
            const audioBlob = new Blob(audioChunks, { type: "audio/wav" });
            sendVoiceQuery(audioBlob);
            if (audioContext) audioContext.close();
          };

          mediaRecorder.start();
          isRecording = true;
          micIcon.classList.remove("text-black", "hover:text-slate-800");
          micIcon.classList.add("text-red-600", "animate-pulse");
          if (sttStatusText) sttStatusText.textContent = "SARVAM STT LISTENING...";
          micIcon.textContent = "stop";
        } catch (err) {
          alert("Microphone access denied: " + err);
        }
      } else {
        mediaRecorder.stop();
        isRecording = false;
        micIcon.classList.remove("text-red-600", "animate-pulse");
        micIcon.classList.add("text-black", "hover:text-slate-800");
        if (sttStatusText) sttStatusText.textContent = "SARVAM STT TRANSCRIBING...";
        micIcon.textContent = "mic";
      }
    });

    async function sendVoiceQuery(blob) {
      searchBtn.disabled = true;
      recordBtn.disabled = true;

      const formData = new FormData();
      formData.append("file", blob, "voice_input.wav");
      formData.append("language_hint", currentLanguage);
      const isCrossLingual = crossLingualToggle?.checked ?? false;
      formData.append("cross_lingual", isCrossLingual ? "true" : "false");

      try {
        const response = await fetch(getApiUrl("/query"), { method: "POST", body: formData });
        if (!response.ok) {
          const errText = await response.text();
          let msg = response.statusText || ("HTTP " + response.status);
          try {
            const parsed = JSON.parse(errText);
            msg = parsed.detail || parsed.reason || msg;
          } catch (_) {
            if (errText) msg = errText;
          }
          alert("Voice Query Error (" + response.status + "): " + msg);
          return;
        }
        const data = await response.json();
        renderResults(data);
      } catch (err) {
        alert("Voice query error: " + err);
      } finally {
        searchBtn.disabled = false;
        recordBtn.disabled = false;
        if (sttStatusText) sttStatusText.textContent = "RESPONSE DELIVERED";
      }
    }

    function renderResults(data) {
      // 0. Update Field Note
      fieldNoteCard.classList.remove("hidden");
      if (data.transcript) {
        fieldNoteText.textContent = `"${data.transcript}"`;
        queryInput.value = data.transcript;
      } else if (data.query) {
        fieldNoteText.textContent = `"${data.query}"`;
      }

      // Routed Language Pill
      if (data.language_detected) {
        detectedLangPill.classList.remove("hidden");
        detectedLangPill.textContent = `ROUTED: ${data.language_detected.toUpperCase()}`;
      }

      // 1. Answer Card Styling
      const src = (data.answer_source || "declined").toLowerCase();
      const flags = data.guardrail_flags || {};

      retrievalTimePill.textContent = `LATENCY: ${data.retrieval_ms.toFixed(1)}ms`;
      
      if (src === "cross_lingual_synthesis") {
        answerSourceBadge.textContent = "CROSS-LINGUAL FEDERATION";
        answerStatusTag.textContent = "GROUNDED ANSWER GENERATED";
        answerStatusTag.className = "text-hhdarkgreen tracking-wider uppercase font-bold";
        answerStatusIcon.textContent = "verified";
        answerStatusIcon.className = "material-symbols-outlined text-hhdarkgreen text-base font-bold";
        answerContent.className = "font-serif text-base md:text-lg text-black leading-relaxed min-h-[50px]";
        answerContent.textContent = data.answer || "No grounded answer available.";
      } else if (src === "extractive" || src === "generated" || src === "local_slm_generated") {
        answerSourceBadge.textContent = src === "extractive" ? "EXTRACTIVE (EXACT)" : (src === "local_slm_generated" ? "OFFLINE SLM" : "GROUNDED GENERATION");
        answerStatusTag.textContent = "GROUNDED ANSWER GENERATED";
        answerStatusTag.className = "text-hhdarkgreen tracking-wider uppercase font-bold";
        answerStatusIcon.textContent = "verified";
        answerStatusIcon.className = "material-symbols-outlined text-hhdarkgreen text-base font-bold";
        answerContent.className = "font-serif text-base md:text-lg text-black leading-relaxed min-h-[50px]";
        answerContent.textContent = data.answer || "No grounded answer available.";
      } else if (src.includes("cache")) {
        answerSourceBadge.textContent = "SEMANTIC CACHE";
        answerStatusTag.textContent = "VERIFIED CACHED GROUNDING";
        answerStatusTag.className = "text-hhdarkgreen tracking-wider uppercase font-bold";
        answerStatusIcon.textContent = "bolt";
        answerStatusIcon.className = "material-symbols-outlined text-hhdarkgreen text-base font-bold";
        answerContent.className = "font-serif text-base md:text-lg text-black leading-relaxed min-h-[50px]";
        answerContent.textContent = data.answer || "No grounded answer available.";
      } else if (flags.unsafe_detected) {
        answerSourceBadge.textContent = "SAFETY BLOCKED";
        answerStatusTag.textContent = "SAFETY INTERVENTION: PROMPT BLOCKED";
        answerStatusTag.className = "text-red-700 tracking-wider uppercase font-black";
        answerStatusIcon.textContent = "block";
        answerStatusIcon.className = "material-symbols-outlined text-red-600 text-base font-bold";
        answerContent.className = "font-serif text-sm text-red-900 leading-relaxed min-h-[50px] bg-red-100 p-3 border-2 border-red-500";
        answerContent.textContent = data.answer || "Blocked by safety guardrail.";
      } else {
        answerSourceBadge.textContent = "INSUFFICIENT CONTEXT";
        answerStatusTag.textContent = "GROUNDING NOTICE: INSUFFICIENT EVIDENCE";
        answerStatusTag.className = "text-amber-800 tracking-wider uppercase font-bold";
        answerStatusIcon.textContent = "info";
        answerStatusIcon.className = "material-symbols-outlined text-amber-700 text-base font-bold";
        answerContent.className = "font-serif text-sm text-slate-800 leading-relaxed min-h-[50px] bg-amber-50 p-3 border-2 border-amber-400";
        answerContent.textContent = data.answer || "The indexed corpus does not contain enough grounded facts to answer this question.";
      }

      // 2. Knowledge Sea Passages Stream
      const chunks = data.retrieved_chunks || [];
      topKBadge.textContent = `TOP-K: ${chunks.length} PASSAGES`;
      passagesList.innerHTML = "";

      if (chunks.length === 0) {
        passagesList.innerHTML = `<div class="p-4 bg-sand-100 border-2 border-black text-center font-mono text-xs text-slate-600">No context passages retrieved in indexed corpus.</div>`;
      } else {
        chunks.forEach((c, idx) => {
          const item = document.createElement("div");
          item.className = "p-3.5 bg-sand-100 border-2 border-black shadow-brutal relative overflow-hidden flex flex-col gap-1.5";
          
          const langMap = {
            en: "bg-sky-900 text-sky-200",
            hi: "bg-amber-900 text-amber-200",
            mr: "bg-red-900 text-red-200"
          };
          const lang = (c.source_lang || "").toLowerCase();
          let langPillBg = langMap[lang] || "bg-slate-800 text-slate-200";

          item.innerHTML = `
            <div class="flex items-center justify-between mb-1">
              <div class="flex items-center gap-1.5 font-mono text-xs font-bold">
                <span class="material-symbols-outlined text-sm text-hhdarkgreen">database</span>
                <span>DOC_REF: ${(c.chunk_id || 'DOC_' + (idx+1)).toUpperCase()}</span>
              </div>
              <span class="px-2 py-0.5 bg-hhgold border border-black font-mono text-[10px] font-black uppercase">${(c.final_score * 100).toFixed(0)}% MATCH</span>
            </div>
            <p class="font-serif text-xs md:text-sm text-black leading-relaxed">"${c.text}"</p>
            <div class="mt-1 flex items-center justify-between text-[10px] font-mono text-slate-600 border-t border-slate-300 pt-1.5">
              <span class="flex items-center gap-1.5">
                <span class="px-1.5 py-0.5 ${langPillBg} rounded font-bold uppercase">${c.source_lang.toUpperCase()}</span>
                <span>${c.chunk_strategy.replace(/_/g, ' ').toUpperCase()}</span>
              </span>
              <span>${c.bm25_score !== null && c.bm25_score !== undefined ? 'BM25: ' + c.bm25_score.toFixed(2) : 'DENSE: ' + c.dense_score.toFixed(3)}</span>
            </div>
          `;
          passagesList.appendChild(item);
        });
      }

      // Helper function for sub-millisecond precision formatting
      function formatLatency(ms) {
        if (ms === undefined || ms === null || isNaN(ms)) return "--";
        if (ms === 0) return "0.0ms";
        if (ms < 0.01) return "<0.01ms";
        if (ms < 1.0) return `${ms.toFixed(2)}ms`;
        if (ms < 10.0) return `${ms.toFixed(2)}ms`;
        return `${ms.toFixed(1)}ms`;
      }

      // 3. Telemetry Console Metrics & Split Breakdown (5 Distinct Stages)
      const timings = data.stage_timings || [];
      
      let sttMs = 0;
      let embedMs = 0;
      let retrievalMs = 0;
      let guardrailMs = 0;
      let genMs = 0;

      timings.forEach(t => {
        const stage = t.stage.toLowerCase();
        if (stage.includes("stt")) {
          sttMs += t.ms;
        } else if (stage.includes("embedding")) {
          embedMs += t.ms;
        } else if (stage.includes("retrieval") || stage.includes("rerank") || stage.includes("bm25") || stage.includes("cache")) {
          retrievalMs += t.ms;
        } else if (stage.includes("guardrail") || stage.includes("safety") || stage.includes("topic") || stage.includes("grounding") || stage.includes("routing")) {
          guardrailMs += t.ms;
        } else if (stage.includes("generation") || stage.includes("synthesis")) {
          genMs += t.ms;
        } else {
          retrievalMs += t.ms;
        }
      });

      // Update UI 5-Stage Metric Boxes
      sttLatencyVal.textContent = sttMs > 0 ? formatLatency(sttMs) : "0.0ms (Text)";
      embeddingLatencyVal.textContent = formatLatency(embedMs);
      retrievalLatencyVal.textContent = formatLatency(retrievalMs);
      guardrailLatencyVal.textContent = formatLatency(guardrailMs);
      genLatencyVal.textContent = formatLatency(genMs);

      const ragMs = embedMs + retrievalMs + guardrailMs + genMs;
      const totalMs = data.total_ms || (sttMs + ragMs);
      if (ragLatencyDisplay) ragLatencyDisplay.textContent = formatLatency(ragMs);
      if (totalLatencyDisplay) totalLatencyDisplay.textContent = formatLatency(totalMs);

      // Calculate Proportional Split Percentages that exactly sum to 100%
      const totalSum = Math.max(0.001, sttMs + embedMs + retrievalMs + guardrailMs + genMs);
      const sttPct = ((sttMs / totalSum) * 100).toFixed(1);
      const embedPct = ((embedMs / totalSum) * 100).toFixed(1);
      const retrPct = ((retrievalMs / totalSum) * 100).toFixed(1);
      const guardPct = ((guardrailMs / totalSum) * 100).toFixed(1);
      const genPct = ((genMs / totalSum) * 100).toFixed(1);

      // Update Visual Split Progress Bar
      document.getElementById("splitBarSTT").style.width = `${Math.max(sttMs > 0 ? 3 : 0, (sttMs / totalSum) * 100)}%`;
      document.getElementById("splitBarEmbed").style.width = `${Math.max(embedMs > 0 ? 3 : 0, (embedMs / totalSum) * 100)}%`;
      document.getElementById("splitBarRetrieval").style.width = `${Math.max(retrievalMs > 0 ? 3 : 0, (retrievalMs / totalSum) * 100)}%`;
      document.getElementById("splitBarGuardrail").style.width = `${Math.max(guardrailMs > 0 ? 2 : 0, (guardrailMs / totalSum) * 100)}%`;
      document.getElementById("splitBarGen").style.width = `${Math.max(genMs > 0 ? 2 : 0, (genMs / totalSum) * 100)}%`;

      document.getElementById("splitLabelSTT").textContent = `STT: ${sttPct}%`;
      document.getElementById("splitLabelEmbed").textContent = `EMB: ${embedPct}%`;
      document.getElementById("splitLabelRetrieval").textContent = `RETR: ${retrPct}%`;
      document.getElementById("splitLabelGuardrail").textContent = `GUARD: ${guardPct}%`;
      document.getElementById("splitLabelGen").textContent = `GEN: ${genPct}%`;

      // Populate Detailed 9-Stage Waterfall List
      const waterfallList = document.getElementById("stageWaterfallList");
      if (waterfallList && timings.length > 0) {
        waterfallList.innerHTML = "";
        timings.forEach((t, i) => {
          const row = document.createElement("div");
          row.className = "flex items-center justify-between py-1 border-b border-emerald-950/40";
          const stageName = t.stage.replace(/_/g, ' ').toUpperCase();
          const fallbackBadge = t.fallback_used ? '<span class="text-amber-400 text-[8px] ml-1">[FALLBACK]</span>' : '';
          row.innerHTML = `
            <div class="flex items-center gap-1.5 truncate max-w-[220px]">
              <span class="text-emerald-500 font-bold">${i+1}.</span>
              <span class="text-slate-300 truncate">${stageName}</span>
              ${fallbackBadge}
            </div>
            <span class="font-bold text-hhemerald ml-2">${formatLatency(t.ms)}</span>
          `;
          waterfallList.appendChild(row);
        });
      }

      // 4. Guardrail Status Badges
      if (flags.grounding_passed) {
        badgeGrounding.textContent = "VERIFIED ✓";
        badgeGrounding.className = "font-bold text-emerald-700";
      } else {
        badgeGrounding.textContent = "UNGROUNDED ✗";
        badgeGrounding.className = "font-bold text-amber-700";
      }

      if (!flags.off_topic_detected) {
        badgeTopic.textContent = "ALIGNED ✓";
        badgeTopic.className = "font-bold text-emerald-700";
      } else {
        badgeTopic.textContent = "OFF-TOPIC ✗";
        badgeTopic.className = "font-bold text-red-600";
      }

      if (flags.grounding_passed && src !== "declined") {
        badgeHallucination.textContent = "UNDETECTED ✓";
        badgeHallucination.className = "font-bold text-emerald-700";
      } else {
        badgeHallucination.textContent = "FLAGGED ⚠";
        badgeHallucination.className = "font-bold text-amber-700";
      }

      if (!flags.unsafe_detected) {
        badgeSafety.textContent = "SECURE ✓";
        badgeSafety.className = "font-bold text-emerald-700";
      } else {
        badgeSafety.textContent = "VIOLATION ✗";
        badgeSafety.className = "font-bold text-red-600";
      }
    }

    // Spider Web Canvas Visualizer & Audio Reactivity
    const canvas = document.getElementById("waveformCanvas");
    const ctx = canvas.getContext("2d");

    function resizeCanvas() {
      if (canvas && canvas.parentElement) {
        canvas.width = canvas.parentElement.clientWidth;
        canvas.height = canvas.parentElement.clientHeight;
      }
    }
    window.addEventListener("resize", resizeCanvas);
    resizeCanvas();

    let wavePhase = 0;

    function drawSpiderWeb() {
      if (!canvas || !ctx) return;
      ctx.clearRect(0, 0, canvas.width, canvas.height);
      wavePhase += 0.035;

      const cx = canvas.width / 2;
      const cy = canvas.height / 2;
      const maxR = Math.min(cx, cy) * 0.96;
      const numSpokes = 12;
      const numRings = 5;

      // 1. Fill Dark Forest Green (#053b22) Mask Background
      ctx.fillStyle = "#053b22";
      ctx.beginPath();
      ctx.arc(cx, cy, maxR, 0, Math.PI * 2);
      ctx.fill();

      // Audio reactivity amplitude calculation
      let audioGain = 0;
      if (analyser && dataArray && isRecording) {
        analyser.getByteFrequencyData(dataArray);
        let sum = 0;
        for (let i = 0; i < dataArray.length; i++) sum += dataArray[i];
        audioGain = (sum / dataArray.length) / 255;
      }

      const greenStroke = isRecording ? "#00ffaa" : "#00ff66";

      // 2. Draw Spider Web Radial Spokes (Green lines originating from central nose bridge)
      ctx.strokeStyle = greenStroke;
      ctx.lineWidth = 2.2;
      for (let i = 0; i < numSpokes; i++) {
        const angle = (i * Math.PI * 2) / numSpokes - Math.PI / 2;
        const x = cx + Math.cos(angle) * maxR;
        const y = cy + Math.sin(angle) * maxR;
        ctx.beginPath();
        ctx.moveTo(cx, cy + 10);
        ctx.lineTo(x, y);
        ctx.stroke();
      }

      // 3. Draw Concentric Spider Web Arcs
      for (let r = 1; r <= numRings; r++) {
        const ringFraction = r / numRings;
        const baseRadius = maxR * ringFraction + (audioGain * 14 * Math.sin(wavePhase + r));

        ctx.strokeStyle = isRecording 
          ? `rgba(0, 255, 170, ${0.7 + r * 0.05})`
          : `rgba(0, 255, 102, ${0.75 + r * 0.04})`;
        ctx.lineWidth = isRecording ? 2.6 : 2.0;

        const ringPoints = [];
        for (let i = 0; i < numSpokes; i++) {
          const angle = (i * Math.PI * 2) / numSpokes - Math.PI / 2;
          const px = cx + Math.cos(angle) * baseRadius;
          const py = cy + 10 + Math.sin(angle) * baseRadius;
          ringPoints.push({ x: px, y: py, angle: angle });
        }

        // Draw dipping spider web arcs
        for (let i = 0; i < numSpokes; i++) {
          const p1 = ringPoints[i];
          const p2 = ringPoints[(i + 1) % numSpokes];
          const midAngle = (p1.angle + p2.angle) / 2 + (i === numSpokes - 1 ? Math.PI : 0);
          const dipRadius = baseRadius * 0.85;
          const midX = cx + Math.cos(midAngle) * dipRadius;
          const midY = cy + 10 + Math.sin(midAngle) * dipRadius;

          ctx.beginPath();
          ctx.moveTo(p1.x, p1.y);
          ctx.quadraticCurveTo(midX, midY, p2.x, p2.y);
          ctx.stroke();
        }
      }

      // 4. Draw Thick Outer Green Spider-Man Circle Border
      ctx.strokeStyle = greenStroke;
      ctx.lineWidth = 6.5;
      ctx.beginPath();
      ctx.arc(cx, cy, maxR, 0, Math.PI * 2);
      ctx.stroke();

      // 5. Draw Iconic Spider-Man Angled Eyes (Symmetrical Left & Right with Thick Green Borders)
      function drawSpiderEye(isLeft) {
        const s = isLeft ? -1 : 1;
        ctx.save();
        ctx.beginPath();

        // Eye anchor coordinates matching iconic Spider-Man mask geometry
        const topInnerX = cx + s * (maxR * 0.08);
        const topInnerY = cy - (maxR * 0.04);
        const outerPointX = cx + s * (maxR * 0.72);
        const outerPointY = cy - (maxR * 0.28);
        const outerBottomX = cx + s * (maxR * 0.52);
        const outerBottomY = cy + (maxR * 0.42);

        ctx.moveTo(topInnerX, topInnerY);
        // Slanted top edge outwards to outer sharp corner
        ctx.quadraticCurveTo(cx + s * (maxR * 0.38), cy - (maxR * 0.34), outerPointX, outerPointY);
        // Outer curve going down to bottom corner
        ctx.quadraticCurveTo(cx + s * (maxR * 0.78), cy + (maxR * 0.08), outerBottomX, outerBottomY);
        // Smooth bottom curve returning up to inner point
        ctx.quadraticCurveTo(cx + s * (maxR * 0.22), cy + (maxR * 0.44), topInnerX, topInnerY);
        ctx.closePath();

        // Fill Eye with Solid Bright White
        ctx.fillStyle = "#ffffff";
        ctx.fill();

        // Thick Bold Black Eye Frame Stroke Outline
        ctx.strokeStyle = "#000000";
        ctx.lineWidth = 7.5;
        ctx.stroke();

        ctx.restore();
      }

      drawSpiderEye(true);  // Left Spider Eye
      drawSpiderEye(false); // Right Spider Eye

      requestAnimationFrame(drawSpiderWeb);
    }

    drawSpiderWeb();

    // ==========================================
    // MAIN PAGE FULL-SCREEN IRON MAN FLIGHT ENGINE
    // ==========================================
    const mainCanvas = document.getElementById("ironmanMainCanvas");
    const mainCtx = mainCanvas ? mainCanvas.getContext("2d") : null;

    function resizeMainCanvas() {
      if (mainCanvas) {
        mainCanvas.width = window.innerWidth;
        mainCanvas.height = window.innerHeight;
      }
    }
    window.addEventListener("resize", resizeMainCanvas);
    resizeMainCanvas();

    const mainIronmanImg = new Image();
    mainIronmanImg.src = "/ironman.png";
    let mainIronmanLoaded = false;
    mainIronmanImg.onload = () => { mainIronmanLoaded = true; };

    let mainImX = -220;
    const mainThrusterParticles = [];

    function drawMainPageIronMan() {
      if (!mainCanvas || !mainCtx) return;

      const w = mainCanvas.width;
      const h = mainCanvas.height;
      mainCtx.clearRect(0, 0, w, h);

      // High-Speed Avengers Triangle / V-Formation Motion Engine (Speed = 5.6px/frame)
      const flightSpeed = 5.6;
      mainImX += flightSpeed;
      if (mainImX > w + 450) mainImX = -450;

      // Base Straight Diagonal Trajectory for Formation Leader (Iron Man at point of Triangle)
      const progress = (mainImX + 450) / (w + 900);
      const baseLeaderY = (h * 0.82) - progress * (h * 0.68);
      const mainImY = baseLeaderY;

      const imW = 165;
      const imH = 245;

      const bootX = mainImX + imW * 0.16;
      const bootY = mainImY + imH * 0.86;
      const handX = mainImX + imW * 0.30;
      const handY = mainImY + imH * 0.48;

      let boostPulse = Math.sin(wavePhase * 8) * 6;
      if (analyser && dataArray && isRecording) {
        analyser.getByteFrequencyData(dataArray);
        let sum = 0;
        for (let i = 0; i < 8; i++) sum += dataArray[i];
        boostPulse += (sum / 8) * 0.25;
      }

      // Helper for MCU booster flame on main page
      function drawMainBoosterFlame(x, y, angle, length, width) {
        mainCtx.save();
        mainCtx.translate(x, y);
        mainCtx.rotate(angle);

        // Outer Sky Blue Plasma Booster Flame
        const flameGrad = mainCtx.createLinearGradient(0, 0, length, 0);
        flameGrad.addColorStop(0, "rgba(255, 255, 255, 0.98)");
        flameGrad.addColorStop(0.2, "rgba(135, 206, 250, 0.95)");
        flameGrad.addColorStop(0.5, "rgba(0, 191, 255, 0.9)");
        flameGrad.addColorStop(0.8, "rgba(0, 119, 255, 0.65)");
        flameGrad.addColorStop(1, "rgba(0, 80, 255, 0)");

        mainCtx.beginPath();
        mainCtx.moveTo(0, -width / 2);
        mainCtx.lineTo(length + boostPulse, 0);
        mainCtx.lineTo(0, width / 2);
        mainCtx.closePath();
        mainCtx.fillStyle = flameGrad;
        mainCtx.fill();

        // Inner Pure White & Ice Blue Core Jet
        const coreGrad = mainCtx.createLinearGradient(0, 0, length * 0.65, 0);
        coreGrad.addColorStop(0, "#ffffff");
        coreGrad.addColorStop(0.5, "#e0f7ff");
        coreGrad.addColorStop(0.85, "#00bfff");
        coreGrad.addColorStop(1, "rgba(0, 191, 255, 0)");

        mainCtx.beginPath();
        mainCtx.moveTo(0, -width * 0.25);
        mainCtx.lineTo(length * 0.6 + boostPulse * 0.5, 0);
        mainCtx.lineTo(0, width * 0.25);
        mainCtx.closePath();
        mainCtx.fillStyle = coreGrad;
        mainCtx.fill();

        mainCtx.restore();
      }

      // Draw main booster flames under boots & hands
      drawMainBoosterFlame(bootX, bootY, Math.PI * 0.82, 65 + boostPulse, 22);
      drawMainBoosterFlame(handX, handY, Math.PI * 0.84, 45 + boostPulse, 16);

      // Spawn Sky Blue thruster spark particles on main page
      for (let p = 0; p < 5; p++) {
        const origin = Math.random() > 0.5 ? { x: bootX, y: bootY } : { x: handX, y: handY };
        mainThrusterParticles.push({
          x: origin.x,
          y: origin.y,
          vx: -(2.5 + Math.random() * 4.5),
          vy: 1.2 + (Math.random() - 0.5) * 3,
          radius: 2.0 + Math.random() * 3.5,
          color: Math.random() > 0.4 ? "#00bfff" : (Math.random() > 0.5 ? "#87cefa" : "#ffffff"),
          life: 1.0,
          decay: 0.02 + Math.random() * 0.03
        });
      }

      // Update & render main thruster particles
      for (let i = mainThrusterParticles.length - 1; i >= 0; i--) {
        const pt = mainThrusterParticles[i];
        pt.x += pt.vx;
        pt.y += pt.vy;
        pt.life -= pt.decay;

        if (pt.life <= 0) {
          mainThrusterParticles.splice(i, 1);
          continue;
        }

        mainCtx.save();
        mainCtx.globalAlpha = pt.life;
        mainCtx.fillStyle = pt.color;
        mainCtx.shadowColor = pt.color;
        mainCtx.shadowBlur = 10;
        mainCtx.beginPath();
        mainCtx.arc(pt.x, pt.y, pt.radius * pt.life, 0, Math.PI * 2);
        mainCtx.fill();
        mainCtx.restore();
      }

      // Draw Bright Glowing Iron Man sprite on main page
      if (mainIronmanLoaded) {
        mainCtx.save();
        mainCtx.filter = "brightness(1.45) contrast(1.3) saturate(1.35) drop-shadow(0 0 22px rgba(0, 220, 255, 0.95))";
        mainCtx.drawImage(mainIronmanImg, mainImX, mainImY, imW, imH);
        mainCtx.restore();

        // Chest Arc Reactor Energy Glow Lens Flare
        const chestX = mainImX + imW * 0.84;
        const chestY = mainImY + imH * 0.35;
        mainCtx.save();
        const arcGrad = mainCtx.createRadialGradient(chestX, chestY, 0, chestX, chestY, 16);
        arcGrad.addColorStop(0, "rgba(255, 255, 255, 1)");
        arcGrad.addColorStop(0.4, "rgba(0, 240, 255, 0.9)");
        arcGrad.addColorStop(1, "rgba(0, 240, 255, 0)");
        mainCtx.fillStyle = arcGrad;
        mainCtx.beginPath();
        mainCtx.arc(chestX, chestY, 16, 0, Math.PI * 2);
        mainCtx.fill();
        mainCtx.restore();
      }

      // ==========================================
      // DRAW THOR FLYING UPWARD (Top Wing of Triangle Formation)
      // ==========================================
      const thorX = mainImX - 220;
      const thorY = baseLeaderY - 95;

      const thorW = 180;
      const thorH = 240;

      // Stormbreaker Axe & Body Anchor Points
      const axeX = thorX + thorW * 0.42;
      const axeY = thorY + thorH * 0.22;
      const headX = thorX + thorW * 0.65;
      const headY = thorY + thorH * 0.38;
      const footX = thorX + thorW * 0.45;
      const footY = thorY + thorH * 0.88;

      // 1. Draw Crackling Lightning Bolts from Stormbreaker
      const numBolts = (analyser && dataArray && isRecording) ? 8 : 5;
      for (let b = 0; b < numBolts; b++) {
        const targetAngle = Math.random() * Math.PI * 2;
        const boltLength = 30 + Math.random() * 60;
        const endX = axeX + Math.cos(targetAngle) * boltLength;
        const endY = axeY + Math.sin(targetAngle) * boltLength;
        drawLightningArc(mainCtx, axeX, axeY, endX, endY, 12);
      }

      // Lightning arcs crackling across armor & cape
      drawLightningArc(mainCtx, axeX, axeY, headX, headY, 10);
      drawLightningArc(mainCtx, axeX, axeY, footX, footY, 14);

      // 2. Spawn Electric Thunder Spark Particles
      for (let s = 0; s < 4; s++) {
        thorSparks.push({
          x: axeX + (Math.random() - 0.5) * 30,
          y: axeY + (Math.random() - 0.5) * 30,
          vx: -(2.0 + Math.random() * 4.0),
          vy: (Math.random() - 0.5) * 3.5,
          radius: 1.5 + Math.random() * 3.0,
          color: Math.random() > 0.4 ? "#00e5ff" : "#ffffff",
          life: 1.0,
          decay: 0.03 + Math.random() * 0.04
        });
      }

      // Update & render Thor electric sparks
      for (let i = thorSparks.length - 1; i >= 0; i--) {
        const sp = thorSparks[i];
        sp.x += sp.vx;
        sp.y += sp.vy;
        sp.life -= sp.decay;
        if (sp.life <= 0) {
          thorSparks.splice(i, 1);
          continue;
        }

        mainCtx.save();
        mainCtx.globalAlpha = sp.life;
        mainCtx.fillStyle = sp.color;
        mainCtx.shadowColor = "#00e5ff";
        mainCtx.shadowBlur = 10;
        mainCtx.beginPath();
        mainCtx.arc(sp.x, sp.y, sp.radius * sp.life, 0, Math.PI * 2);
        mainCtx.fill();
        mainCtx.restore();
      }

      // 3. Draw Bright Luminous Thor Sprite with Electric Aura
      if (thorLoaded) {
        mainCtx.save();
        mainCtx.filter = "brightness(1.4) contrast(1.28) saturate(1.3) drop-shadow(0 0 24px rgba(0, 229, 255, 0.95))";
        mainCtx.drawImage(thorImg, thorX, thorY, thorW, thorH);
        mainCtx.restore();

        // Stormbreaker Radial Thunder Glow Flare
        mainCtx.save();
        const stormGrad = mainCtx.createRadialGradient(axeX, axeY, 0, axeX, axeY, 28);
        stormGrad.addColorStop(0, "rgba(255, 255, 255, 1)");
        stormGrad.addColorStop(0.35, "rgba(0, 229, 255, 0.9)");
        stormGrad.addColorStop(1, "rgba(0, 229, 255, 0)");
        mainCtx.fillStyle = stormGrad;
        mainCtx.beginPath();
        mainCtx.arc(axeX, axeY, 28, 0, Math.PI * 2);
        mainCtx.fill();
        mainCtx.restore();
      }

      // ==========================================
      // DRAW CAPTAIN AMERICA FLYING UPWARD (Bottom Wing of Triangle Formation)
      // ==========================================
      const capX = mainImX - 220;
      const capY = baseLeaderY + 95;

      const capW = 165;
      const capH = 240;

      // Mjolnir Hammer (Right Hand), Shield (Left Hand), Chest & Feet Anchors
      const mjolnirX = capX + capW * 0.12;
      const mjolnirY = capY + capH * 0.44;
      const shieldX = capX + capW * 0.85;
      const shieldY = capY + capH * 0.18;
      const capChestX = capX + capW * 0.46;
      const capChestY = capY + capH * 0.36;

      // 1. Draw Crackling Lightning Bolts from Mjolnir Hammer in Cap's Hand
      const capBolts = (analyser && dataArray && isRecording) ? 7 : 4;
      for (let b = 0; b < capBolts; b++) {
        const targetAngle = Math.random() * Math.PI * 2;
        const boltLength = 25 + Math.random() * 55;
        const endX = mjolnirX + Math.cos(targetAngle) * boltLength;
        const endY = mjolnirY + Math.sin(targetAngle) * boltLength;
        drawLightningArc(mainCtx, mjolnirX, mjolnirY, endX, endY, 11);
      }

      // Crackle from Mjolnir across right arm to Chest Star and up to Shield
      drawLightningArc(mainCtx, mjolnirX, mjolnirY, capChestX, capChestY, 10);
      drawLightningArc(mainCtx, mjolnirX, mjolnirY, shieldX, shieldY, 13);

      // 2. Spawn Electric Thunder Spark Particles from Mjolnir Hand
      for (let s = 0; s < 4; s++) {
        capSparks.push({
          x: mjolnirX + (Math.random() - 0.5) * 24,
          y: mjolnirY + (Math.random() - 0.5) * 24,
          vx: -(2.0 + Math.random() * 3.8),
          vy: (Math.random() - 0.5) * 3.2,
          radius: 1.4 + Math.random() * 2.8,
          color: Math.random() > 0.4 ? "#00e5ff" : "#ffffff",
          life: 1.0,
          decay: 0.03 + Math.random() * 0.04
        });
      }

      // Render Cap's hand electric sparks
      for (let i = capSparks.length - 1; i >= 0; i--) {
        const sp = capSparks[i];
        sp.x += sp.vx;
        sp.y += sp.vy;
        sp.life -= sp.decay;
        if (sp.life <= 0) {
          capSparks.splice(i, 1);
          continue;
        }

        mainCtx.save();
        mainCtx.globalAlpha = sp.life;
        mainCtx.fillStyle = sp.color;
        mainCtx.shadowColor = "#00e5ff";
        mainCtx.shadowBlur = 10;
        mainCtx.beginPath();
        mainCtx.arc(sp.x, sp.y, sp.radius * sp.life, 0, Math.PI * 2);
        mainCtx.fill();
        mainCtx.restore();
      }

      // 3. Draw Luminous Captain America Sprite with Electric Aura & Mjolnir Flare
      if (capLoaded) {
        mainCtx.save();
        mainCtx.filter = "brightness(1.42) contrast(1.3) saturate(1.35) drop-shadow(0 0 22px rgba(0, 229, 255, 0.95))";
        mainCtx.drawImage(capImg, capX, capY, capW, capH);
        mainCtx.restore();

        // Mjolnir Hand Thunder Glow Lens Flare
        mainCtx.save();
        const mjolnirGrad = mainCtx.createRadialGradient(mjolnirX, mjolnirY, 0, mjolnirX, mjolnirY, 26);
        mjolnirGrad.addColorStop(0, "rgba(255, 255, 255, 1)");
        mjolnirGrad.addColorStop(0.35, "rgba(0, 229, 255, 0.9)");
        mjolnirGrad.addColorStop(1, "rgba(0, 229, 255, 0)");
        mainCtx.fillStyle = mjolnirGrad;
        mainCtx.beginPath();
        mainCtx.arc(mjolnirX, mjolnirY, 26, 0, Math.PI * 2);
        mainCtx.fill();
        mainCtx.restore();

        // Shield Reflection Electric Sparkle
        mainCtx.save();
        const shieldGrad = mainCtx.createRadialGradient(shieldX, shieldY, 0, shieldX, shieldY, 20);
        shieldGrad.addColorStop(0, "rgba(255, 255, 255, 0.9)");
        shieldGrad.addColorStop(0.4, "rgba(0, 229, 255, 0.6)");
        shieldGrad.addColorStop(1, "rgba(0, 229, 255, 0)");
        mainCtx.fillStyle = shieldGrad;
        mainCtx.beginPath();
        mainCtx.arc(shieldX, shieldY, 20, 0, Math.PI * 2);
        mainCtx.fill();
        mainCtx.restore();
      }

      requestAnimationFrame(drawMainPageIronMan);
    }

    // Captain America Sprite Loader
    const capImg = new Image();
    capImg.src = "/cap.png";
    let capLoaded = false;
    capImg.onload = () => { capLoaded = true; };

    let capX = -650;
    const capSparks = [];

    // Thor Sprite & Lightning Helper
    const thorImg = new Image();
    thorImg.src = "/thor.png";
    let thorLoaded = false;
    thorImg.onload = () => { thorLoaded = true; };

    let thorX = -450;
    const thorSparks = [];

    function drawLightningArc(c, x1, y1, x2, y2, roughness = 14) {
      const dx = x2 - x1;
      const dy = y2 - y1;
      const dist = Math.hypot(dx, dy);
      const steps = Math.max(4, Math.floor(dist / 14));
      
      c.beginPath();
      c.moveTo(x1, y1);
      let curX = x1;
      let curY = y1;
      
      for (let i = 1; i < steps; i++) {
        const t = i / steps;
        const targetX = x1 + dx * t;
        const targetY = y1 + dy * t;
        const offset = (Math.random() - 0.5) * roughness;
        const nx = -dy / (dist || 1);
        const ny = dx / (dist || 1);
        curX = targetX + nx * offset;
        curY = targetY + ny * offset;
        c.lineTo(curX, curY);
      }
      c.lineTo(x2, y2);

      c.save();
      c.strokeStyle = "rgba(0, 229, 255, 0.95)";
      c.lineWidth = 3.5;
      c.shadowColor = "#00e5ff";
      c.shadowBlur = 16;
      c.stroke();

      c.strokeStyle = "#ffffff";
      c.lineWidth = 1.6;
      c.stroke();
      c.restore();
    }

    drawMainPageIronMan();
  </script>
</body>
</html>