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0a87e25 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 | <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Off-grid calculator</title>
<link rel="stylesheet" href="style.css">
<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=Inter:wght@300;400;600;800&family=Outfit:wght@400;700&display=swap"
rel="stylesheet">
</head>
<body>
<div class="container">
<header>
<h1>Off-grid calculator</h1>
<div class="nav-buttons">
<button class="nav-btn">Range Calculator</button>
<button class="nav-btn active">Off-Grid Calculator</button>
</div>
</header>
<p class="subtitle">Estimates are based on a single charge with a full fuel tank. Actual results will vary by
usage and conditions.</p>
<main class="dashboard-grid">
<!-- Configuration Column -->
<section class="config-column">
<div class="card">
<h2>Number of Travellers</h2>
<div class="input-grid">
<div class="input-group">
<label>Expert Adults</label>
<div class="input-wrapper">
<input type="number" id="num_expert" min="0" value="0">
</div>
</div>
<div class="input-group">
<label>Typical Adults</label>
<div class="input-wrapper">
<input type="number" id="num_typical" min="0" value="1">
</div>
</div>
<div class="input-group">
<label>Glamper Adults</label>
<div class="input-wrapper">
<input type="number" id="num_glamper" min="0" value="0">
</div>
</div>
<div class="input-group">
<label>Children</label>
<div class="input-wrapper">
<input type="number" id="num_children" min="0" value="0">
</div>
</div>
</div>
</div>
<div class="card">
<h2>Tank Capacities (Gallons)</h2>
<div class="input-grid">
<div class="input-group">
<label>Fresh Tank</label>
<div class="input-wrapper">
<input type="number" id="fresh_cap" min="0" value="50">
</div>
</div>
<div class="input-group">
<label>Grey Tank</label>
<div class="input-wrapper">
<input type="number" id="grey_cap" min="0" value="40">
</div>
</div>
<div class="input-group">
<label>Black Tank</label>
<div class="input-wrapper">
<input type="number" id="black_cap" min="0" value="30">
</div>
</div>
</div>
</div>
<div class="card">
<h2>Current Levels (Gallons)</h2>
<div class="input-grid">
<div class="input-group">
<label>Current Fresh</label>
<div class="input-wrapper">
<input type="number" id="fresh_level" min="0" value="50">
</div>
</div>
<div class="input-group">
<label>Current Grey</label>
<div class="input-wrapper">
<input type="number" id="grey_level" min="0" value="0">
</div>
</div>
<div class="input-group">
<label>Current Black</label>
<div class="input-wrapper">
<input type="number" id="black_level" min="0" value="0">
</div>
</div>
</div>
</div>
<div class="card">
<h2>Environment</h2>
<div class="input-grid">
<div class="input-group">
<label>Climate Multiplier</label>
<div class="input-wrapper">
<input type="number" id="climate_mult" min="0.1" step="0.1" value="1.0">
</div>
</div>
</div>
</div>
<button id="calculate-btn">Calculate Survival Status</button>
</section>
<!-- Visuals/Results Column -->
<section class="visuals-column">
<div class="card">
<div class="usage-bars">
<div class="bar-item">
<div class="bar-info">
<span>FRESH WATER USAGE</span>
<span id="val-fresh">0.00 gal</span>
</div>
<div class="bar-track">
<div id="fill-fresh" class="bar-fill"></div>
</div>
</div>
<div class="bar-item">
<div class="bar-info">
<span>GREY WATER ADDED</span>
<span id="val-grey">0.00 gal</span>
</div>
<div class="bar-track">
<div id="fill-grey" class="bar-fill"></div>
</div>
</div>
<div class="bar-item">
<div class="bar-info">
<span>BLACK WATER ADDED</span>
<span id="val-black">0.00 gal</span>
</div>
<div class="bar-track">
<div id="fill-black" class="bar-fill"></div>
</div>
</div>
</div>
<div class="projection-section">
<h2>Tank Projection</h2>
<table class="projection-table">
<thead>
<tr>
<th>Resource</th>
<th>Capacity</th>
<th>Current Level</th>
<th>Daily Change</th>
<th>Days Off-Grid</th>
</tr>
</thead>
<tbody id="projection-body">
<!-- Populated via JS -->
</tbody>
</table>
</div>
</div>
<div class="summary-visual">
<!-- Standard high-quality placeholder if generation failed -->
<img src="https://images.unsplash.com/photo-1523987355523-c7b5b0dd90a7?auto=format&fit=crop&q=80&w=1200"
alt="Expedition Vehicle">
<div class="summary-overlay">
<div class="overall-stat">
<div class="stat-box">
<h4>Daily Power Usage</h4>
<p>0.0 <span style="font-size: 0.8rem; color: var(--text-dim);">kWh</span></p>
</div>
<div class="stat-box">
<h4>Daily Water Usage</h4>
<p id="daily-water-total">0.0 <span
style="font-size: 0.8rem; color: var(--text-dim);">gallons</span></p>
</div>
</div>
<div class="survival-big">
<h3>Off-Grid Duration</h3>
<span id="overall-days-big">--</span>
</div>
</div>
</div>
</section>
</main>
<footer style="margin-top: 4rem; text-align: center; color: var(--text-dim); font-size: 0.8rem;">
© 2026 Water Intelligence Systems • Smart Resource Management
</footer>
</div>
<script src="script.js"></script>
</body>
</html> |