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6 | 6 | <title>BMI Calculator</title> |
7 | 7 | <link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>📊</text></svg>"> |
8 | 8 | <style> |
9 | | - :root{--primary:#4285f4;--primary-dark:#2a66c8;--success:#34a853;--warning:#fbbc05;--danger:#ea4335;--light:#f8f9fa;--dark:#212121;--gray:#e0e0e0;--gray-dark:#757575;--radius:8px;--shadow:0 3px 6px rgba(0,0,0,0.1);--transition:all 0.3s ease;}*{margin:0;padding:0;box-sizing:border-box;}body{font-family:'Segoe UI',Roboto,system-ui,sans-serif;background-color:var(--light);color:var(--dark);line-height:1.6;padding:20px;display:flex;flex-direction:column;min-height:100vh;}.container{max-width:550px;margin:0 auto;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;width:100%;}header{background:var(--primary);color:white;padding:20px;text-align:center;}header h1{margin:0;font-size:1.8rem;font-weight:500;}.unit-toggle{display:flex;justify-content:center;margin-top:12px;}.unit-toggle-btn{background:rgba(255,255,255,0.2);border:none;color:white;padding:5px 15px;font-size:0.9rem;cursor:pointer;transition:var(--transition);}.unit-toggle-btn:first-child{border-radius:20px 0 0 20px;}.unit-toggle-btn:last-child{border-radius:0 20px 20px 0;}.unit-toggle-btn.active{background:white;color:var(--primary);}.calculator-form{padding:24px;}.input-group{margin-bottom:20px;}.input-group label{display:block;margin-bottom:8px;font-weight:500;color:var(--gray-dark);font-size:0.9rem;}.input-row{display:flex;gap:10px;}.input-field{position:relative;flex:1;}.input-field input{width:100%;padding:12px 15px;border:1px solid var(--gray);border-radius:var(--radius);font-size:1rem;transition:var(--transition);}.input-field input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(66,133,244,0.2);}.input-field .unit{position:absolute;right:15px;top:50%;transform:translateY(-50%);color:var(--gray-dark);font-size:0.9rem;pointer-events:none;}.error-message{color:var(--danger);font-size:0.8rem;margin-top:5px;display:none;}.btn-row{display:flex;gap:10px;margin-top:25px;}.btn{flex:1;padding:12px;border:none;border-radius:var(--radius);font-size:1rem;cursor:pointer;transition:var(--transition);font-weight:500;}.btn-primary{background:var(--primary);color:white;}.btn-primary:hover{background:var(--primary-dark);}.btn-secondary{background:var(--gray);color:var(--dark);}.btn-secondary:hover{background:var(--gray-dark);color:white;}.results{background:var(--light);padding:24px;border-top:1px solid var(--gray);display:none;}.result-header{text-align:center;margin-bottom:20px;}.bmi-value{font-size:2.5rem;font-weight:700;color:var(--primary);margin:0;}.bmi-category{font-size:1.2rem;color:var(--gray-dark);}.bmi-scale{height:15px;background:linear-gradient(to right,#3498db 0%,#2ecc71 18.5%,#27ae60 25%,#f1c40f 30%,#e67e22 35%,#e74c3c 100%);border-radius:10px;margin:30px 0 10px;position:relative;}.bmi-marker{width:2px;height:20px;background:var(--dark);position:absolute;top:-10px;transform:translateX(-50%);}.bmi-marker::after{content:'';position:absolute;bottom:-5px;left:-4px;width:10px;height:10px;background:var(--dark);border-radius:50%;}.scale-labels{display:flex;justify-content:space-between;margin-top:5px;color:var(--gray-dark);font-size:0.8rem;}.bmi-description{margin-top:20px;line-height:1.6;}.about-section{padding:24px;border-top:1px solid var(--gray);}.about-section h2{font-size:1.2rem;margin-bottom:10px;}.about-section p{font-size:0.9rem;color:var(--gray-dark);line-height:1.6;}footer{text-align:center;margin-top:20px;font-size:0.8rem;color:var(--gray-dark);}@media (max-width:600px){body{padding:10px;}.calculator-form,.results,.about-section{padding:15px;}.bmi-value{font-size:2rem;}.input-row{flex-direction:column;}}button:focus,input:focus{outline:2px solid var(--primary);outline-offset:2px;}@keyframes fadeIn{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}.fade-in{animation:fadeIn 0.3s ease-out forwards;} |
| 9 | + :root { |
| 10 | + --primary: #4285f4; |
| 11 | + --primary-dark: #2a66c8; |
| 12 | + --success: #34a853; |
| 13 | + --warning: #fbbc05; |
| 14 | + --danger: #ea4335; |
| 15 | + --light: #f8f9fa; |
| 16 | + --dark: #212121; |
| 17 | + --gray: #e0e0e0; |
| 18 | + --gray-dark: #757575; |
| 19 | + --radius: 8px; |
| 20 | + --shadow: 0 3px 6px rgba(0, 0, 0, 0.1); |
| 21 | + --transition: all 0.3s ease; |
| 22 | + } |
| 23 | + |
| 24 | + * { |
| 25 | + margin: 0; |
| 26 | + padding: 0; |
| 27 | + box-sizing: border-box; |
| 28 | + } |
| 29 | + |
| 30 | + body { |
| 31 | + font-family: 'Segoe UI', Roboto, system-ui, sans-serif; |
| 32 | + background-color: var(--light); |
| 33 | + color: var(--dark); |
| 34 | + line-height: 1.6; |
| 35 | + padding: 20px; |
| 36 | + display: flex; |
| 37 | + flex-direction: column; |
| 38 | + min-height: 100vh; |
| 39 | + } |
| 40 | + |
| 41 | + .container { |
| 42 | + max-width: 550px; |
| 43 | + margin: 0 auto; |
| 44 | + background: #fff; |
| 45 | + border-radius: var(--radius); |
| 46 | + box-shadow: var(--shadow); |
| 47 | + overflow: hidden; |
| 48 | + width: 100%; |
| 49 | + } |
| 50 | + |
| 51 | + header { |
| 52 | + background: var(--primary); |
| 53 | + color: white; |
| 54 | + padding: 20px; |
| 55 | + text-align: center; |
| 56 | + } |
| 57 | + |
| 58 | + header h1 { |
| 59 | + margin: 0; |
| 60 | + font-size: 1.8rem; |
| 61 | + font-weight: 500; |
| 62 | + } |
| 63 | + |
| 64 | + .unit-toggle { |
| 65 | + display: flex; |
| 66 | + justify-content: center; |
| 67 | + margin-top: 12px; |
| 68 | + } |
| 69 | + |
| 70 | + .unit-toggle-btn { |
| 71 | + background: rgba(255, 255, 255, 0.2); |
| 72 | + border: none; |
| 73 | + color: white; |
| 74 | + padding: 5px 15px; |
| 75 | + font-size: 0.9rem; |
| 76 | + cursor: pointer; |
| 77 | + transition: var(--transition); |
| 78 | + } |
| 79 | + |
| 80 | + .unit-toggle-btn:first-child { |
| 81 | + border-radius: 20px 0 0 20px; |
| 82 | + } |
| 83 | + |
| 84 | + .unit-toggle-btn:last-child { |
| 85 | + border-radius: 0 20px 20px 0; |
| 86 | + } |
| 87 | + |
| 88 | + .unit-toggle-btn.active { |
| 89 | + background: white; |
| 90 | + color: var(--primary); |
| 91 | + } |
| 92 | + |
| 93 | + .calculator-form { |
| 94 | + padding: 24px; |
| 95 | + } |
| 96 | + |
| 97 | + .input-group { |
| 98 | + margin-bottom: 20px; |
| 99 | + } |
| 100 | + |
| 101 | + .input-group label { |
| 102 | + display: block; |
| 103 | + margin-bottom: 8px; |
| 104 | + font-weight: 500; |
| 105 | + color: var(--gray-dark); |
| 106 | + font-size: 0.9rem; |
| 107 | + } |
| 108 | + |
| 109 | + .input-row { |
| 110 | + display: flex; |
| 111 | + gap: 10px; |
| 112 | + } |
| 113 | + |
| 114 | + .input-field { |
| 115 | + position: relative; |
| 116 | + flex: 1; |
| 117 | + } |
| 118 | + |
| 119 | + .input-field input { |
| 120 | + width: 100%; |
| 121 | + padding: 12px 15px; |
| 122 | + border: 1px solid var(--gray); |
| 123 | + border-radius: var(--radius); |
| 124 | + font-size: 1rem; |
| 125 | + transition: var(--transition); |
| 126 | + } |
| 127 | + |
| 128 | + .input-field input:focus { |
| 129 | + outline: none; |
| 130 | + border-color: var(--primary); |
| 131 | + box-shadow: 0 0 0 2px rgba(66, 133, 244, 0.2); |
| 132 | + } |
| 133 | + |
| 134 | + .input-field .unit { |
| 135 | + position: absolute; |
| 136 | + right: 38px; |
| 137 | + top: 50%; |
| 138 | + transform: translateY(-50%); |
| 139 | + color: var(--gray-dark); |
| 140 | + font-size: 0.9rem; |
| 141 | + pointer-events: none; |
| 142 | + } |
| 143 | + |
| 144 | + .error-message { |
| 145 | + color: var(--danger); |
| 146 | + font-size: 0.8rem; |
| 147 | + margin-top: 5px; |
| 148 | + display: none; |
| 149 | + } |
| 150 | + |
| 151 | + .btn-row { |
| 152 | + display: flex; |
| 153 | + gap: 10px; |
| 154 | + margin-top: 25px; |
| 155 | + } |
| 156 | + |
| 157 | + .btn { |
| 158 | + flex: 1; |
| 159 | + padding: 12px; |
| 160 | + border: none; |
| 161 | + border-radius: var(--radius); |
| 162 | + font-size: 1rem; |
| 163 | + cursor: pointer; |
| 164 | + transition: var(--transition); |
| 165 | + font-weight: 500; |
| 166 | + } |
| 167 | + |
| 168 | + .btn-primary { |
| 169 | + background: var(--primary); |
| 170 | + color: white; |
| 171 | + } |
| 172 | + |
| 173 | + .btn-primary:hover { |
| 174 | + background: var(--primary-dark); |
| 175 | + } |
| 176 | + |
| 177 | + .btn-secondary { |
| 178 | + background: var(--gray); |
| 179 | + color: var(--dark); |
| 180 | + } |
| 181 | + |
| 182 | + .btn-secondary:hover { |
| 183 | + background: var(--gray-dark); |
| 184 | + color: white; |
| 185 | + } |
| 186 | + |
| 187 | + .results { |
| 188 | + background: var(--light); |
| 189 | + padding: 24px; |
| 190 | + border-top: 1px solid var(--gray); |
| 191 | + display: none; |
| 192 | + } |
| 193 | + |
| 194 | + .result-header { |
| 195 | + text-align: center; |
| 196 | + margin-bottom: 20px; |
| 197 | + } |
| 198 | + |
| 199 | + .bmi-value { |
| 200 | + font-size: 2.5rem; |
| 201 | + font-weight: 700; |
| 202 | + color: var(--primary); |
| 203 | + margin: 0; |
| 204 | + } |
| 205 | + |
| 206 | + .bmi-category { |
| 207 | + font-size: 1.2rem; |
| 208 | + color: var(--gray-dark); |
| 209 | + } |
| 210 | + |
| 211 | + .bmi-scale { |
| 212 | + height: 15px; |
| 213 | + background: linear-gradient(to right, #3498db 0%, #2ecc71 18.5%, #27ae60 25%, #f1c40f 30%, #e67e22 35%, #e74c3c 100%); |
| 214 | + border-radius: 10px; |
| 215 | + margin: 30px 0 10px; |
| 216 | + position: relative; |
| 217 | + } |
| 218 | + |
| 219 | + .bmi-marker { |
| 220 | + width: 2px; |
| 221 | + height: 20px; |
| 222 | + background: var(--dark); |
| 223 | + position: absolute; |
| 224 | + top: -10px; |
| 225 | + transform: translateX(-50%); |
| 226 | + } |
| 227 | + |
| 228 | + .bmi-marker::after { |
| 229 | + content: ''; |
| 230 | + position: absolute; |
| 231 | + bottom: -5px; |
| 232 | + left: -4px; |
| 233 | + width: 10px; |
| 234 | + height: 10px; |
| 235 | + background: var(--dark); |
| 236 | + border-radius: 50%; |
| 237 | + } |
| 238 | + |
| 239 | + .scale-labels { |
| 240 | + display: flex; |
| 241 | + justify-content: space-between; |
| 242 | + margin-top: 5px; |
| 243 | + color: var(--gray-dark); |
| 244 | + font-size: 0.8rem; |
| 245 | + } |
| 246 | + |
| 247 | + .bmi-description { |
| 248 | + margin-top: 20px; |
| 249 | + line-height: 1.6; |
| 250 | + } |
| 251 | + |
| 252 | + .about-section { |
| 253 | + padding: 24px; |
| 254 | + border-top: 1px solid var(--gray); |
| 255 | + } |
| 256 | + |
| 257 | + .about-section h2 { |
| 258 | + font-size: 1.2rem; |
| 259 | + margin-bottom: 10px; |
| 260 | + } |
| 261 | + |
| 262 | + .about-section p { |
| 263 | + font-size: 0.9rem; |
| 264 | + color: var(--gray-dark); |
| 265 | + line-height: 1.6; |
| 266 | + } |
| 267 | + |
| 268 | + footer { |
| 269 | + text-align: center; |
| 270 | + margin-top: 20px; |
| 271 | + font-size: 0.8rem; |
| 272 | + color: var(--gray-dark); |
| 273 | + } |
| 274 | + |
| 275 | + @media (max-width: 600px) { |
| 276 | + body { |
| 277 | + padding: 10px; |
| 278 | + } |
| 279 | + |
| 280 | + .calculator-form, .results, .about-section { |
| 281 | + padding: 15px; |
| 282 | + } |
| 283 | + |
| 284 | + .bmi-value { |
| 285 | + font-size: 2rem; |
| 286 | + } |
| 287 | + |
| 288 | + .input-row { |
| 289 | + flex-direction: column; |
| 290 | + } |
| 291 | + } |
| 292 | + |
| 293 | + button:focus, input:focus { |
| 294 | + outline: 2px solid var(--primary); |
| 295 | + outline-offset: 2px; |
| 296 | + } |
| 297 | + |
| 298 | + @keyframes fadeIn { |
| 299 | + from { |
| 300 | + opacity: 0; |
| 301 | + transform: translateY(10px); |
| 302 | + } |
| 303 | + to { |
| 304 | + opacity: 1; |
| 305 | + transform: translateY(0); |
| 306 | + } |
| 307 | + } |
| 308 | + |
| 309 | + .fade-in { |
| 310 | + animation: fadeIn 0.3s ease-out forwards; |
| 311 | + } |
10 | 312 | </style> |
11 | 313 | </head> |
12 | 314 | <body> |
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