app.js

/**
 * KodNest Job Notification Tracker
 * Core Application Logic - Final Overhaul & Fixes
 */

// --- State Management ---
const state = {
    currentRoute: window.location.hash || '#/',
    preferences: JSON.parse(localStorage.getItem('jobTrackerPreferences')) || {
        roleKeywords: 'Full Stack, Developer, SDE',
        preferredLocations: ['Bangalore', 'Pune', 'Remote'],
        preferredMode: ['Remote', 'Hybrid'],
        experienceLevel: 'Fresher',
        skills: 'React, Java, SQL',
        minMatchScore: 40
    },
    savedJobs: JSON.parse(localStorage.getItem('jobTrackerSaved')) || [],
    jobStatus: JSON.parse(localStorage.getItem('jobTrackerStatus')) || {},
    testsPassed: JSON.parse(localStorage.getItem('jobTrackerTests')) || Array(10).fill(false),
    proof: JSON.parse(localStorage.getItem('jobTrackerProof')) || {
        lovable: 'https://lovable.dev/p/bhajarangi_06',
        github: 'https://github.com/user/bhajarangi_06',
        deployed: 'https://bhajarangi-tracker.vercel.app'
    },
    filters: {
        keyword: '',
        location: '',
        mode: '',
        experience: '',
        source: '',
        status: 'All',
        showOnlyMatches: false,
        sort: 'Latest'
    },
    modalJob: null
};

// --- Utilities ---
const saveLocal = () => {
    localStorage.setItem('jobTrackerPreferences', JSON.stringify(state.preferences));
    localStorage.setItem('jobTrackerSaved', JSON.stringify(state.savedJobs));
    localStorage.setItem('jobTrackerStatus', JSON.stringify(state.jobStatus));
    localStorage.setItem('jobTrackerTests', JSON.stringify(state.testsPassed));
    localStorage.setItem('jobTrackerProof', JSON.stringify(state.proof));
};

const getMatchScore = (job) => {
    if (!state.preferences) return 0;
    const pref = state.preferences;
    let score = 0;

    const keywords = pref.roleKeywords?.toLowerCase().split(',').map(k => k.trim()) || [];
    if (keywords.some(k => job.title.toLowerCase().includes(k))) score += 25;
    if (keywords.some(k => job.description.toLowerCase().includes(k))) score += 15;

    if (pref.preferredLocations?.includes(job.location)) score += 15;
    if (pref.preferredMode?.includes(job.mode)) score += 10;
    if (job.experience === pref.experienceLevel) score += 10;

    const prefSkills = pref.skills?.toLowerCase().split(',').map(s => s.trim()) || [];
    if (job.skills.some(s => prefSkills.includes(s.toLowerCase()))) score += 15;

    if (job.postedDaysAgo <= 2) score += 5;
    if (job.source === 'LinkedIn') score += 5;

    return Math.min(score, 100);
};

// --- Routing ---
const navigate = (hash) => {
    window.location.hash = hash;
    state.currentRoute = hash;
    render();
};

window.addEventListener('hashchange', () => {
    state.currentRoute = window.location.hash || '#/';
    render();
});

// --- UI Helpers ---
const showToast = (msg) => {
    const toast = document.createElement('div');
    toast.className = 'card';
    toast.style = "position: fixed; bottom: 24px; right: 24px; z-index: 2000; border-color: var(--accent-color); padding: 12px 24px; pointer-events: none; opacity: 0; transform: translateY(20px); transition: 0.3s; background: white; font-weight: 700; font-size: 13px; color: var(--accent-color);";
    toast.innerText = msg;
    document.body.appendChild(toast);
    setTimeout(() => { toast.style.opacity = '1'; toast.style.transform = 'translateY(0)'; }, 10);
    setTimeout(() => {
        toast.style.opacity = '0';
        toast.style.transform = 'translateY(20px)';
        setTimeout(() => toast.remove(), 300);
    }, 2500);
};

// --- Components ---

const TopBar = () => `
<div class="top-bar">
    <div class="project-name" style="cursor: pointer" onclick="navigate('#/')">KodNest <span>PREMIUM</span></div>
    <nav>
        <a href="#/dashboard" class="${state.currentRoute === '#/dashboard' ? 'active' : ''}">Dashboard</a>
        <a href="#/saved" class="${state.currentRoute === '#/saved' ? 'active' : ''}">Saved</a>
        <a href="#/digest" class="${state.currentRoute === '#/digest' ? 'active' : ''}">Digest</a>
        <a href="#/jt/07-test" class="${state.currentRoute === '#/jt/07-test' ? 'active' : ''}">Test</a>
        <a href="#/proof" class="${['#/proof', '#/jt/08-ship'].includes(state.currentRoute) ? 'active' : ''}">Proof</a>
        <a href="#/settings" class="${state.currentRoute === '#/settings' ? 'active' : ''}">Settings</a>
    </nav>
</div>
`;

const JobCard = (job) => {
    const score = getMatchScore(job);
    const isSaved = state.savedJobs.includes(job.id);
    const status = state.jobStatus[job.id] || 'Not Applied';

    return `
    <div class="card animate-fade-in" style="display: flex; flex-direction: column; gap: 12px; height: 100%;">
        <div style="display: flex; justify-content: space-between; align-items: flex-start;">
            <div style="flex: 1">
                <h3 class="serif" style="font-size: 17px; margin-bottom: 2px; color: var(--text-primary); cursor: pointer;" onclick="viewJob(${job.id})">${job.title}</h3>
                <div style="font-size: 13px; color: var(--text-muted); font-weight: 600;">${job.company}</div>
            </div>
            <div style="font-size: 11px; color: #BBB; font-weight: 700;">${job.postedDaysAgo === 0 ? 'Today' : `${job.postedDaysAgo}D ago`}</div>
        </div>
        
        <div style="display: flex; flex-wrap: wrap; gap: 4px;">
            <span class="tag">📍 ${job.location}</span>
            <span class="tag">🏠 ${job.mode}</span>
            <span class="tag">🎓 ${job.experience}</span>
            <span class="tag ${score >= 60 ? 'tag-green' : score >= 40 ? 'tag-blue' : 'tag'}">${score}% Match</span>
        </div>

        <div style="font-weight: 800; font-size: 14px; margin-top: auto; color: var(--text-primary);">${job.salaryRange}</div>
        
        <div style="font-size: 10px; color: var(--accent-color); font-weight: 800; text-transform: uppercase;">VIA ${job.source}</div>

        <div style="display: flex; gap: 6px; margin-top: 8px; border-top: 1px solid #F5F5F5; padding-top: 12px; align-items: center;">
            <select style="flex: 1.2; padding: 0 8px; font-size: 11px; height: 32px; font-weight: 700;" onchange="updateStatus(${job.id}, this.value)">
                <option value="Not Applied" ${status === 'Not Applied' ? 'selected' : ''}>Not Applied</option>
                <option value="Applied" ${status === 'Applied' ? 'selected' : ''}>Applied</option>
                <option value="Rejected" ${status === 'Rejected' ? 'selected' : ''}>Rejected</option>
                <option value="Selected" ${status === 'Selected' ? 'selected' : ''}>Selected</option>
            </select>
            <button class="btn btn-secondary" style="flex: 0.8; padding: 0; height: 32px; font-size: 10px; ${isSaved ? 'color: var(--accent-color); border-color: var(--accent-color);' : ''}" onclick="toggleSave(${job.id})">${isSaved ? 'Saved' : 'Save'}</button>
            <button class="btn btn-secondary" style="flex: 0.8; padding: 0; height: 32px; font-size: 10px;" onclick="viewJob(${job.id})">View</button>
        </div>
    </div>
    `;
};

// --- Page Renderers ---

const PageHome = () => `
${TopBar()}
<div class="main-layout" style="display: flex; flex-direction: column; justify-content: center; align-items: center; min-height: 80vh; text-align: center;">
    <h1 class="serif" style="font-size: 56px; line-height: 1.1; margin-bottom: 24px;">The smarter way to<br>land your next role.</h1>
    <p style="font-size: 19px; color: var(--text-muted); max-width: 600px; margin-bottom: 40px;">Real-time matching, hand-picked daily digests, and an intentional career pipeline designed for high-performance engineers.</p>
    <div style="display: flex; gap: 16px;">
        <button class="btn btn-primary" style="padding: 16px 40px; font-size: 14px;" onclick="navigate('#/settings')">Get Started</button>
        <button class="btn btn-secondary" style="padding: 16px 40px; font-size: 14px;" onclick="navigate('#/dashboard')">Explore Feed</button>
    </div>
</div>
`;

const PageDashboard = () => {
    let jobs = JOBS_DATA.map(j => ({ ...j, matchScore: getMatchScore(j) }));

    if (state.filters.keyword) {
        const kw = state.filters.keyword.toLowerCase();
        jobs = jobs.filter(j => j.title.toLowerCase().includes(kw) || j.company.toLowerCase().includes(kw));
    }
    if (state.filters.location) jobs = jobs.filter(j => j.location === state.filters.location);
    if (state.filters.mode) jobs = jobs.filter(j => j.mode === state.filters.mode);
    if (state.filters.experience) jobs = jobs.filter(j => j.experience === state.filters.experience);
    if (state.filters.status !== 'All') jobs = jobs.filter(j => (state.jobStatus[j.id] || 'Not Applied') === state.filters.status);
    if (state.filters.showOnlyMatches) jobs = jobs.filter(j => j.matchScore >= state.preferences.minMatchScore);

    const locations = [...new Set(JOBS_DATA.map(j => j.location))].sort();

    return `
    ${TopBar()}
    <div class="main-layout">
        <div style="display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 32px; border-bottom: 1px solid var(--border-color); padding-bottom: 16px;">
            <h1 class="serif" style="font-size: 32px;">Discovery Feed</h1>
            <div style="display: flex; align-items: center; gap: 12px;">
                <label style="margin: 0; font-size: 11px; display: flex; align-items: center; gap: 8px; cursor: pointer;">
                    <input type="checkbox" style="width: 14px; height: 14px;" ${state.filters.showOnlyMatches ? 'checked' : ''} onchange="updateFilter('showOnlyMatches', this.checked)">
                    Show Only High Matches
                </label>
                <span class="tag tag-blue">${jobs.length} Opportunities</span>
            </div>
        </div>

        <div class="filter-bar">
            <input type="text" placeholder="Search Role..." value="${state.filters.keyword}" oninput="updateFilter('keyword', this.value)">
            <select onchange="updateFilter('location', this.value)">
                <option value="">All Regions</option>
                ${locations.map(l => `<option value="${l}" ${state.filters.location === l ? 'selected' : ''}>${l}</option>`).join('')}
            </select>
            <select onchange="updateFilter('mode', this.value)">
                <option value="">Any Mode</option>
                <option value="Remote">Remote</option><option value="Hybrid">Hybrid</option><option value="Onsite">Onsite</option>
            </select>
            <select onchange="updateFilter('experience', this.value)">
                <option value="">Any Level</option>
                <option value="Fresher">Fresher</option><option value="0-1">0-1 Year</option><option value="1-3">1-3 Years</option><option value="3-5">3-5 Years</option>
            </select>
            <select onchange="updateFilter('status', this.value)">
                <option value="All">All Status</option>
                <option value="Not Applied">Not Applied</option><option value="Applied">Applied</option>
            </select>
            <button class="btn btn-secondary" style="border: none; background: transparent; color: var(--accent-color); font-size: 10px;" onclick="resetFilters()">Reset All</button>
        </div>

        <div class="job-grid">
            ${jobs.length > 0 ? jobs.map(j => JobCard(j)).join('') : `
                <div style="grid-column: 1 / -1; padding: 100px 0; text-align: center;">
                    <h2 class="serif">No results matches your criteria.</h2>
                    <p style="color: var(--text-muted); margin-top: 8px;">Try broadening your research or lowering the match threshold.</p>
                </div>
            `}
        </div>
    </div>
    `;
};

const PageSettings = () => {
    return `
    ${TopBar()}
    <div class="main-layout" style="display: flex; justify-content: center;">
        <div style="max-width: 600px; width: 100%;">
            <div style="text-align: center; margin-bottom: 48px;">
                <h1 class="serif" style="font-size: 36px; margin-bottom: 8px;">Tailor Your Search</h1>
                <p style="color: var(--text-muted);">Adjust these parameters to power your discovery engine.</p>
            </div>

            <div class="card">
                <div class="form-group">
                    <label>Role Keywords</label>
                    <input type="text" id="setKeywords" value="${state.preferences.roleKeywords}" placeholder="e.g. SDE, Frontend, React">
                    <div style="font-size: 11px; color: #BBB; margin-top: 8px;">Comma separated. These weight your match score by up to 40%.</div>
                </div>

                <div class="form-group" style="display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px;">
                    <div>
                        <label>Preferred Regions</label>
                        <select id="setLocations" multiple style="height: 120px;">
                            ${['Bangalore', 'Pune', 'Hyderabad', 'Noida', 'Chennai', 'Mumbai', 'Gurgaon', 'Remote'].map(l => `
                                <option value="${l}" ${state.preferences.preferredLocations.includes(l) ? 'selected' : ''}>${l}</option>
                            `).join('')}
                        </select>
                    </div>
                    <div>
                        <label>Target Level</label>
                        <select id="setExp" style="height: auto;">
                            <option value="Fresher" ${state.preferences.experienceLevel === 'Fresher' ? 'selected' : ''}>Fresher</option>
                            <option value="0-1" ${state.preferences.experienceLevel === '0-1' ? 'selected' : ''}>0-1 Year</option>
                            <option value="1-3" ${state.preferences.experienceLevel === '1-3' ? 'selected' : ''}>1-3 Years</option>
                            <option value="3-5" ${state.preferences.experienceLevel === '3-5' ? 'selected' : ''}>3-5 Years</option>
                        </select>
                        <label style="margin-top: 20px;">Work Mode Preference</label>
                        <div style="display: flex; gap: 8px; flex-direction: column;">
                            <label style="font-weight: 500; font-size: 13px; color: #444; margin: 0; text-transform: none; letter-spacing: 0; display: flex; align-items: center; gap: 8px;">
                                <input type="checkbox" value="Remote" id="chkRemote" ${state.preferences.preferredMode.includes('Remote') ? 'checked' : ''} style="width: auto;"> 🏠 Remote
                            </label>
                            <label style="font-weight: 500; font-size: 13px; color: #444; margin: 0; text-transform: none; letter-spacing: 0; display: flex; align-items: center; gap: 8px;">
                                <input type="checkbox" value="Hybrid" id="chkHybrid" ${state.preferences.preferredMode.includes('Hybrid') ? 'checked' : ''} style="width: auto;"> 🏢 Hybrid
                            </label>
                        </div>
                    </div>
                </div>

                <div class="form-group" style="margin-top: 32px;">
                    <label>Skills & Expertise</label>
                    <input type="text" id="setSkills" value="${state.preferences.skills}" placeholder="e.g. Java, Python, AWS">
                </div>

                <div class="form-group" style="margin-top: 32px;">
                    <label>Discovery Threshold: <span id="thresholdVal">${state.preferences.minMatchScore}%</span></label>
                    <input type="range" min="0" max="80" value="${state.preferences.minMatchScore}" oninput="document.getElementById('thresholdVal').innerText = this.value + '%'" id="setThreshold">
                </div>

                <button class="btn btn-primary" style="width: 100%; margin-top: 40px; height: 56px;" onclick="savePreferences()">Save Discover Settings</button>
            </div>
        </div>
    </div>
    `;
};

const PageDigest = () => {
    const digest = JOBS_DATA
        .map(j => ({ ...j, matchScore: getMatchScore(j) }))
        .sort((a, b) => b.matchScore - a.matchScore)
        .slice(0, 10);

    return `
    ${TopBar()}
    <div class="main-layout" style="display: flex; justify-content: center;">
        <div style="max-width: 700px; width: 100%;">
            <div class="card" style="padding: 0; overflow: hidden; border-style: dashed; background: rgba(255,255,255,0.6);">
                <div style="padding: 64px 40px; text-align: center; border-bottom: 2px dashed var(--border-color);">
                    <div style="text-transform: uppercase; font-size: 11px; font-weight: 800; letter-spacing: 0.2em; color: var(--accent-color); margin-bottom: 12px;">The 9AM Dispatch</div>
                    <h1 class="serif" style="font-size: 40px;">Today's Strategic Picks</h1>
                    <p style="color: var(--text-muted); margin-top: 12px; font-style: italic;">"Opportunity is a haughty goddess who wastes no time with those who are unprepared."</p>
                </div>
                
                <div style="padding: 24px;">
                    ${digest.map((j, i) => `
                        <div style="display: flex; align-items: flex-start; padding: 20px; border-bottom: 1px solid #F5F5F5; gap: 24px;">
                            <div style="font-family: var(--font-serif); font-weight: 800; color: #EEE; font-size: 32px; line-height: 1;">${(i + 1).toString().padStart(2, '0')}</div>
                            <div style="flex: 1;">
                                <div style="font-weight: 700; font-size: 16px; margin-bottom: 4px;">${j.title}</div>
                                <div style="font-size: 13px; color: var(--text-muted); font-weight: 600;">${j.company} • ${j.location}</div>
                                <div style="display: flex; gap: 4px; margin-top: 12px;">
                                    <span class="tag tag-purple">${j.experience}</span>
                                    <span class="tag ${getMatchScore(j) >= 60 ? 'tag-green' : 'tag-blue'}">${getMatchScore(j)}% Match</span>
                                </div>
                            </div>
                            <button class="btn btn-secondary" style="height: 36px; padding: 0 16px; font-size: 11px;" onclick="viewJob(${j.id})">Review</button>
                        </div>
                    `).join('')}
                </div>

                <div style="padding: 40px; text-align: center; background: white;">
                    <div style="display: flex; gap: 16px; justify-content: center;">
                        <button class="btn btn-secondary" onclick="copyDigest()">📄 Copy Digest</button>
                        <button class="btn btn-primary" onclick="emailDigest()">✉️ Email My List</button>
                    </div>
                </div>
            </div>
        </div>
    </div>
    `;
};

const PageTests = () => {
    const testTitles = [
        "Interactive Prefs Persistence",
        "Deterministic Matching Algorithm",
        "Threshold Filtering Precision",
        "Session Artifact Encryption (Sim)",
        "Deep Link Routing Verification",
        "Reactive Status Synchronization",
        "Digest Recalculation Trigger",
        "Asset Manifest Consistency",
        "Mobile Layout Adaptability",
        "Zero-Error Runtime Execution"
    ];

    const passedCount = state.testsPassed.filter(t => t).length;

    return `
    ${TopBar()}
    <div class="main-layout" style="display: flex; justify-content: center;">
        <div style="max-width: 600px; width: 100%;">
            <div style="text-align: center; margin-bottom: 48px;">
                <h1 class="serif" style="font-size: 36px; margin-bottom: 8px;">System Integrity</h1>
                <p style="color: var(--text-muted);">Ensure all modules are operational before project shipment.</p>
            </div>

            <div class="card">
                <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 32px;">
                    <h3 class="serif">Safety Checks: <span style="color: ${passedCount === 10 ? 'var(--success-color)' : 'var(--accent-color)'}">${passedCount}/10</span></h3>
                    <button class="btn btn-secondary" style="font-size: 10px; height: 32px;" onclick="resetTests()">Reset Audit</button>
                </div>

                <div style="display: flex; flex-direction: column; gap: 8px;">
                    ${testTitles.map((t, i) => `
                        <label style="border: 1px solid var(--border-color); padding: 16px; border-radius: 8px; display: flex; align-items: center; gap: 16px; margin: 0; cursor: pointer; transition: 0.2s; background: ${state.testsPassed[i] ? '#F1F8E9' : 'transparent'}; border-color: ${state.testsPassed[i] ? 'var(--success-color)' : 'var(--border-color)'}">
                            <input type="checkbox" style="width: 18px; height: 18px;" ${state.testsPassed[i] ? 'checked' : ''} onchange="toggleTest(${i}, this.checked)">
                            <div style="flex: 1">
                                <div style="font-size: 14px; color: var(--text-primary); font-weight: 700; text-transform: none; letter-spacing: 0;">${t}</div>
                                <div style="font-size: 11px; font-weight: 600; color: #BBB;">COMPONENT STAGE ${i + 1}.0.C</div>
                            </div>
                            ${state.testsPassed[i] ? '<span style="color: var(--success-color); font-weight: 800; font-size: 11px;">PASS</span>' : ''}
                        </label>
                    `).join('')}
                </div>
            </div>
        </div>
    </div>
    `;
};

const PageProof = () => {
    const isReady = state.testsPassed.every(t => t);

    return `
    ${TopBar()}
    <div class="main-layout" style="display: flex; gap: 64px; align-items: flex-start; padding-top: 40px;">
        <div style="flex: 0.8;">
            <div style="text-transform: uppercase; font-size: 11px; font-weight: 800; color: var(--accent-color); margin-bottom: 12px; letter-spacing: 0.2em;">Manifest V1.0</div>
            <h1 class="serif" style="font-size: 48px; line-height: 1.1; margin-bottom: 24px;">Project Shipment Details</h1>
            <p style="color: var(--text-muted); margin-bottom: 40px;">The final step in our premium build workflow. Verify your artifact links and confirm technical milestones.</p>

            <div class="milestone-list">
                <div class="milestone-item"><div class="milestone-dot complete"></div> Core Framework Implementation</div>
                <div class="milestone-item"><div class="milestone-dot complete"></div> Premium Design System Tokens</div>
                <div class="milestone-item"><div class="milestone-dot complete"></div> Real-time Match Score Runtime</div>
                <div class="milestone-item"><div class="milestone-dot complete"></div> 9AM Algorithm Scripting</div>
                <div class="milestone-item"><div class="milestone-dot ${isReady ? 'complete' : ''}"></div> System Integrity Audit</div>
            </div>

            <div style="margin-top: 48px;">
                <label>Shipment Condition</label>
                <div style="font-size: 13px; font-weight: 700; color: ${isReady ? 'var(--success-color)' : 'var(--accent-color)'}">
                    ${isReady ? '✓ STATUS: READY FOR EXPORT' : '× STATUS: BLOCKED BY AUDIT'}
                </div>
            </div>
        </div>

        <div style="flex: 1.2;">
            <div class="card" style="padding: 48px;">
                <h3 class="serif" style="margin-bottom: 24px;">Artifact Manifest</h3>
                <p style="font-size: 13px; color: var(--text-muted); margin-bottom: 32px;">Input your live production URLs below. These will be encoded into your final submission package.</p>
                
                <div class="form-group">
                    <label>Lovable Project Link</label>
                    <input type="text" id="pLovable" value="${state.proof.lovable}" placeholder="https://lovable.dev/...">
                </div>

                <div class="form-group" style="margin-top: 24px;">
                    <label>GitHub Repository</label>
                    <input type="text" id="pGithub" value="${state.proof.github}" placeholder="https://github.com/...">
                </div>

                <div class="form-group" style="margin-top: 24px;">
                    <label>Production Deployment</label>
                    <input type="text" id="pDeployed" value="${state.proof.deployed}" placeholder="https://...">
                </div>

                <div style="margin-top: 48px; border-top: 1px solid #F5F5F5; padding-top: 32px; text-align: center;">
                    ${isReady ? `
                        <div style="font-size: 12px; font-weight: 800; color: var(--success-color); margin-bottom: 16px;">✓ ALL SAFETY PARAMETERS CONFIRMED</div>
                        <button class="btn btn-primary" style="width: 100%; height: 56px;" onclick="copyFinalProof()">Copy Final Submission</button>
                    ` : `
                        <div style="font-size: 12px; font-weight: 800; color: var(--accent-color); margin-bottom: 16px;">× SYSTEM INCOMPLETE — FINISH AUDIT FIRST</div>
                        <button class="btn btn-secondary" style="width: 100%; height: 56px;" onclick="navigate('#/jt/07-test')">Go to Quality Audit</button>
                    `}
                </div>
            </div>
        </div>
    </div>
    `;
};

// --- Action Logic ---

window.updateFilter = (key, val) => {
    state.filters[key] = val;
    render();
};

window.resetFilters = () => {
    state.filters = { keyword: '', location: '', mode: '', experience: '', source: '', status: 'All', showOnlyMatches: false, sort: 'Latest' };
    render();
};

window.updateStatus = (id, status) => {
    state.jobStatus[id] = status;
    saveLocal();
    showToast(`Progress logged: ${status}`);
    render();
};

window.toggleSave = (id) => {
    const idx = state.savedJobs.indexOf(id);
    if (idx > -1) state.savedJobs.splice(idx, 1);
    else state.savedJobs.push(id);
    saveLocal();
    render();
};

window.savePreferences = () => {
    const modes = [];
    if (document.getElementById('chkRemote').checked) modes.push('Remote');
    if (document.getElementById('chkHybrid').checked) modes.push('Hybrid');

    const locations = Array.from(document.getElementById('setLocations').selectedOptions).map(o => o.value);

    state.preferences = {
        roleKeywords: document.getElementById('setKeywords').value,
        preferredLocations: locations,
        preferredMode: modes,
        experienceLevel: document.getElementById('setExp').value,
        skills: document.getElementById('setSkills').value,
        minMatchScore: parseInt(document.getElementById('setThreshold').value)
    };
    saveLocal();
    showToast("Preferences Updated Successfully");
    setTimeout(() => navigate('#/dashboard'), 800);
};

window.toggleTest = (i, val) => {
    state.testsPassed[i] = val;
    saveLocal();
    render();
};

window.resetTests = () => {
    if (confirm("Reset all quality audit steps?")) {
        state.testsPassed = Array(10).fill(false);
        saveLocal();
        render();
    }
};

window.viewJob = (id) => {
    state.modalJob = JOBS_DATA.find(j => j.id === id);
    renderModal();
};

window.closeModal = () => {
    state.modalJob = null;
    document.getElementById('modal-root').innerHTML = '';
};

window.copyDigest = () => {
    const digest = JOBS_DATA.map(j => ({ ...j, s: getMatchScore(j) })).sort((a, b) => b.s - a.s).slice(0, 10);
    const text = digest.map((j, i) => `${i + 1}. ${j.title} at ${j.company} (${j.s}% match)`).join('\n');
    navigator.clipboard.writeText(text);
    showToast("Digest Copied to Clipboard");
};

window.emailDigest = () => {
    window.location.href = `mailto:?subject=9AM Strategic Job Digest&body=Explore your daily top picks on your dashboard.`;
};

window.copyFinalProof = () => {
    state.proof = {
        lovable: document.getElementById('pLovable').value,
        github: document.getElementById('pGithub').value,
        deployed: document.getElementById('pDeployed').value
    };
    saveLocal();

    const text = `PROJECT 01: JOB NOTIFICATION TRACKER
Artifact Manifest:
- Lovable: ${state.proof.lovable}
- GitHub: ${state.proof.github}
- Live: ${state.proof.deployed}

System Status: Verified / Shipped.`;

    navigator.clipboard.writeText(text);
    showToast("Submission Ready & Copied.");
};

// --- Rendering Core ---

const render = () => {
    const app = document.getElementById('app');
    const route = state.currentRoute;

    if (route === '#/dashboard') app.innerHTML = PageDashboard();
    else if (route === '#/settings') app.innerHTML = PageSettings();
    else if (route === '#/saved') {
        const jobs = JOBS_DATA.filter(j => state.savedJobs.includes(j.id));
        app.innerHTML = `
            ${TopBar()}
            <div class="main-layout">
                <h1 class="serif" style="margin-bottom: 32px;">Saved Opportunities</h1>
                <div class="job-grid">
                    ${jobs.length > 0 ? jobs.map(j => JobCard(j)).join('') : '<div class="card" style="grid-column: 1/-1; text-align: center; padding: 100px 0;"><p>No items saved yet.</p></div>'}
                </div>
            </div>
        `;
    }
    else if (route === '#/digest') app.innerHTML = PageDigest();
    else if (route === '#/jt/07-test') app.innerHTML = PageTests();
    else if (route === '#/proof' || route === '#/jt/08-ship') app.innerHTML = PageProof();
    else app.innerHTML = PageHome();

    window.scrollTo({ top: 0, behavior: 'instant' });
};

const renderModal = () => {
    const job = state.modalJob;
    if (!job) return;
    const score = getMatchScore(job);

    document.getElementById('modal-root').innerHTML = `
    <div style="position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 5000; display: flex; align-items: center; justify-content: center; backdrop-filter: blur(8px); animation: fadeIn 0.3s ease-out;">
        <div class="card animate-fade-in" style="width: 90%; max-width: 540px; padding: 48px; position: relative; max-height: 90vh; overflow-y: auto;">
            <button onclick="closeModal()" style="position: absolute; top: 24px; right: 24px; border: none; background: none; font-size: 24px; cursor: pointer; color: #999;">&times;</button>
            <div style="text-transform: uppercase; font-size: 10px; font-weight: 800; color: var(--accent-color); margin-bottom: 8px;">Job Spec #0${job.id}</div>
            <h2 class="serif" style="font-size: 28px; line-height: 1.2; margin-bottom: 4px;">${job.title}</h2>
            <div style="font-weight: 700; color: #555; margin-bottom: 24px;">${job.company}</div>
            
            <div style="display: flex; gap: 8px; margin-bottom: 32px;">
                <span class="tag tag-green">${score}% Precise Match</span>
                <span class="tag tag-blue">${job.mode}</span>
                <span class="tag">📍 ${job.location}</span>
            </div>

            <label>Opportunity Description</label>
            <p style="font-size: 14px; color: var(--text-muted); line-height: 1.8; margin-bottom: 32px;">${job.description}</p>
            
            <label>Technical Stack Required</label>
            <div style="display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 40px;">
                ${job.skills.map(s => `<span class="tag">${s}</span>`).join('')}
            </div>

            <div style="display: flex; gap: 12px;">
                <button class="btn btn-primary" style="flex: 1.5; height: 48px;" onclick="window.open('${job.applyUrl}', '_blank')">Apply now on ${job.source}</button>
                <button class="btn btn-secondary" style="flex: 1; height: 48px;" onclick="closeModal()">Close Spec</button>
            </div>
        </div>
    </div>
    `;
};

// Initialize
render();
console.log("KodNest Premium Build System Ready.");