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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>Lab Report Decoder - AI-Powered Medical Analysis</title>

    <!-- Load Tailwind CSS -->
    <script src="https://cdn.tailwindcss.com"></script>

    <!-- Link to our simple CSS for toggling sections -->
    <link

      rel="stylesheet"

      href="{{ url_for('static', filename='css/styley.css') }}"

    />

    <!-- Font -->
    <link

      href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap"

      rel="stylesheet"

    />

    <!-- Configure Tailwind Colors -->
    <script>

      tailwind.config = {

        theme: {

          extend: {

            colors: {

              primary: "#659BB9" /* Deep Blue */,

              secondary: "rgb(51 99 176)" /* Bright Blue */,

              surface: "#ffffff" /* White */,

              background: "#f8fafc" /* Very Light Blue-Grey */,

            },

            fontFamily: {

              sans: ["Inter", "sans-serif"],

            },

          },

        },

      };

    </script>
  </head>
  <body class="bg-background font-sans text-slate-800 h-screen flex flex-col">
    <!-- Header -->
    <header class="bg-primary text-white shadow-lg sticky top-0 z-50">
      <div class="max-w-6xl mx-auto px-4 sm:px-6 lg:px-8">
        <div class="flex items-center justify-between h-16">
          <!-- Logo -->
          <div

            class="flex items-center space-x-3 cursor-pointer"

            onclick="showSection('upload-section')"

          >
            <span class="text-2xl">πŸ”¬</span>
            <span class="font-bold text-xl tracking-tight"

              >Lab Report Decoder</span
            >
          </div>

          <!-- Navigation -->
          <nav class="hidden md:flex space-x-1">
            <button

              onclick="showSection('upload-section')"

              class="nav-btn px-4 py-2 rounded-lg text-sm font-medium hover:bg-white/10 transition-colors text-white/90 hover:text-white"

            >
              Upload
            </button>
            <button

              onclick="showSection('results-section')"

              class="nav-btn px-4 py-2 rounded-lg text-sm font-medium hover:bg-white/10 transition-colors text-white/90 hover:text-white"

            >
              Results
            </button>
            <button

              onclick="showSection('chat-section')"

              class="nav-btn px-4 py-2 rounded-lg text-sm font-medium hover:bg-white/10 transition-colors text-white/90 hover:text-white"

            >
              Ask Questions
            </button>
            <button

              onclick="showSection('summary-section')"

              class="nav-btn px-4 py-2 rounded-lg text-sm font-medium hover:bg-white/10 transition-colors text-white/90 hover:text-white"

            >
              Summary
            </button>
          </nav>
        </div>
      </div>
    </header>

    <!-- Main Content -->
    <main class="flex-grow max-w-5xl w-full mx-auto px-4 sm:px-6 py-12">
      <!-- SECTION 1: UPLOAD (Default Active) -->
      <div id="upload-section" class="section active space-y-8">
        <!-- Hero Text -->
        <div class="text-center max-w-2xl mx-auto mb-10">
          <h1 class="text-4xl font-extrabold text-primary mb-4 tracking-tight">
            Understand Your Lab Results
          </h1>
          <p class="text-lg text-slate-500">
            Upload your PDF report and get plain English explanations, dietary
            advice, and AI-powered insights.
          </p>
        </div>

        <!-- Upload Card -->
        <div

          class="bg-surface rounded-2xl shadow-xl border border-slate-100 p-10 max-w-3xl mx-auto transition-transform hover:scale-[1.01] duration-300"

        >
          <div

            class="upload-area group border-2 border-dashed border-blue-200 bg-blue-50/50 rounded-xl p-12 text-center hover:border-secondary hover:bg-blue-50 transition-all cursor-pointer"

            id="uploadArea"

            onclick="document.getElementById('fileInput').click()"

          >
            <div

              class="text-5xl mb-4 group-hover:scale-110 transition-transform duration-300"

            >
              πŸ“„
            </div>
            <h3 class="text-xl font-semibold text-slate-700 mb-2">
              Drop your lab report PDF here
            </h3>
            <p class="text-slate-500 text-sm mb-6">
              or click to browse (Max 16MB)
            </p>

            <input type="file" id="fileInput" accept=".pdf" hidden />

            <button

              class="bg-secondary text-white px-8 py-3 rounded-full font-medium shadow-md shadow-blue-500/30 hover:bg-blue-600 hover:shadow-blue-500/40 transition-all transform hover:-translate-y-0.5"

            >
              Choose File
            </button>
          </div>

          <!-- Progress Indicator (Hidden by default) -->
          <div id="uploadProgress" class="hidden mt-8 text-center">
            <div

              class="inline-block animate-spin rounded-full h-8 w-8 border-4 border-blue-200 border-t-secondary"

            ></div>
            <p class="text-secondary font-medium mt-3 animate-pulse">
              Analyzing your report...
            </p>
          </div>
        </div>

        <!-- Features Grid -->
        <div class="grid md:grid-cols-3 gap-6 max-w-4xl mx-auto mt-12">
          <div

            class="bg-surface p-6 rounded-xl shadow-sm border border-slate-100 hover:shadow-md transition-shadow"

          >
            <div class="text-3xl mb-3">πŸ”</div>
            <h3 class="font-semibold text-slate-800">Automatic Extraction</h3>
            <p class="text-sm text-slate-500 mt-1">
              Extracts all test values instantly
            </p>
          </div>
          <div

            class="bg-surface p-6 rounded-xl shadow-sm border border-slate-100 hover:shadow-md transition-shadow"

          >
            <div class="text-3xl mb-3">🧠</div>
            <h3 class="font-semibold text-slate-800">AI Analysis</h3>
            <p class="text-sm text-slate-500 mt-1">
              Medical-grade explanations
            </p>
          </div>
          <div

            class="bg-surface p-6 rounded-xl shadow-sm border border-slate-100 hover:shadow-md transition-shadow"

          >
            <div class="text-3xl mb-3">🍎</div>
            <h3 class="font-semibold text-slate-800">Dietary Tips</h3>
            <p class="text-sm text-slate-500 mt-1">
              Personalized nutrition advice
            </p>
          </div>
        </div>
      </div>

      <!-- SECTION 2: RESULTS -->
      <div id="results-section" class="section space-y-8 mt-12">
        <h2 class="text-2xl font-bold text-slate-800 mb-6 flex items-center">
          <span class="bg-blue-100 text-blue-600 p-2 rounded-lg mr-3 text-xl"

            >πŸ“‹</span
          >
          Your Results
        </h2>
        <div

          id="resultsContainer"

          class="bg-surface rounded-xl shadow-lg border border-slate-100 min-h-[400px] p-6"

        >
          <div

            class="flex flex-col items-center justify-center h-full text-slate-400 py-20"

          >
            <div class="text-6xl mb-4 opacity-20">πŸ“Š</div>
            <p>Upload a lab report to view results here</p>
          </div>
        </div>
      </div>

      <!-- SECTION 3: CHAT -->
      <div id="chat-section" class="section space-y-8 mt-12">
        <div

          class="flex flex-col h-full bg-surface rounded-xl shadow-lg border border-slate-100 overflow-hidden"

        >
          <div class="bg-slate-50 border-b border-slate-100 p-4">
            <h2 class="font-bold text-slate-700">Ask Questions</h2>
            <p class="text-xs text-slate-500">
              Ask about your specific values, diet, or lifestyle.
            </p>
          </div>

          <!-- Chat Area -->
          <div

            id="chatMessages"

            class="flex-grow overflow-y-auto p-6 space-y-8 bg-white"

          >
            <div class="text-center text-slate-400 py-10">
              <p class="mb-4">Try asking:</p>
              <div class="inline-flex flex-col gap-2 text-sm text-blue-600">
                <span

                  class="bg-blue-50 px-3 py-1 rounded-full cursor-pointer hover:bg-blue-100"

                  >"Is my cholesterol dangerous?"</span
                >
                <span

                  class="bg-blue-50 px-3 py-1 rounded-full cursor-pointer hover:bg-blue-100"

                  >"What foods lower iron?"</span
                >
              </div>
            </div>
          </div>

          <!-- Input Area -->
          <div class="p-4 border-t border-slate-100 bg-slate-50">
            <div class="flex gap-2">
              <input

                type="text"

                id="chatInput"

                class="flex-grow px-4 py-3 rounded-xl border border-slate-300 focus:border-secondary focus:ring-2 focus:ring-blue-100 outline-none transition-all"

                placeholder="Type your medical question..."

              />
              <button

                onclick="askQuestion()"

                class="bg-secondary text-white px-6 rounded-xl font-medium hover:bg-blue-600 transition-colors shadow-sm"

              >
                Send
              </button>
            </div>
          </div>
        </div>
      </div>

      <!-- SECTION 4: SUMMARY -->
      <div id="summary-section" class="section mt-12">
        <h2 class="text-2xl font-bold text-slate-800 mb-6 flex items-center">
          <span

            class="bg-purple-100 text-purple-600 p-2 rounded-lg mr-3 text-xl"

            >πŸ“</span
          >
          Health Summary
        </h2>

        <!-- Stats Row -->
        <div id="summaryStats" class="grid grid-cols-3 gap-4 mb-6 hidden">
          <div class="bg-green-50 p-4 rounded-xl border border-green-100">
            <div class="text-3xl font-bold text-green-600" id="normalCount">
              0
            </div>
            <div class="text-sm text-green-700 font-medium">Normal Ranges</div>
          </div>
          <div class="bg-red-50 p-4 rounded-xl border border-red-100">
            <div class="text-3xl font-bold text-red-600" id="highCount">0</div>
            <div class="text-sm text-red-700 font-medium">High Values</div>
          </div>
          <div class="bg-yellow-50 p-4 rounded-xl border border-yellow-100">
            <div class="text-3xl font-bold text-yellow-600" id="lowCount">
              0
            </div>
            <div class="text-sm text-yellow-700 font-medium">Low Values</div>
          </div>
        </div>

        <div

          id="summaryContent"

          class="bg-surface rounded-xl shadow-lg border border-slate-100 p-8 min-h-[200px]"

        >
          <div class="text-center text-slate-400 py-10">
            <p>Analysis summary will appear here after upload</p>
          </div>
        </div>

        <button

          id="generateSummaryBtn"

          onclick="generateSummary()"

          class="hidden mt-6 w-full py-3 bg-white border-2 border-secondary text-secondary font-bold rounded-xl hover:bg-blue-50 transition-colors"

        >
          Regenerate Detailed Summary
        </button>
      </div>
    </main>

    <!-- Footer -->
    <footer class="bg-white border-t border-slate-200 py-6 mt-20">
      <div class="max-w-4xl mx-auto text-center px-4">
        <p

          class="text-sm text-red-500 font-medium bg-red-50 inline-block px-4 py-1 rounded-full mb-2"

        >
          ⚠️ Educational Purpose Only - Not Medical Advice
        </p>
        <p class="text-xs text-slate-400">
          Always consult a professional healthcare provider for diagnosis and
          treatment.
        </p>
      </div>
    </footer>

    <!-- Toast Notification -->
    <div

      id="toast"

      class="fixed bottom-5 right-5 bg-slate-800 text-white px-6 py-3 rounded-lg shadow-2xl transform translate-y-20 opacity-0 transition-all duration-300 z-50"

    ></div>

    <script src="{{ url_for('static', filename='script.js') }}"></script>
  </body>
</html>