body
{
   background-color: #FFFFFF;
   color: #000000;
   font-family: Arial;
   font-weight: normal;
   font-size: 13px;
   line-height: 1.1875;
   margin: 0;
   padding: 0;
}
        * {
            box-sizing: border-box;
        }
        
        body {
            background: linear-gradient(135deg, #f5f5f4 0%, #e7e5e4 100%);
            min-height: 100vh;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        
        .container {
            width: 100%;
            max-width: 100vw;
            margin: 0 auto;
            padding: 8px;
        }
        
        @media (min-width: 640px) {
            .container {
                max-width: 1200px;
                padding: 24px;
            }
        }
        
        .card {
            background: white;
            border-radius: 16px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
            margin-bottom: 16px;
            padding: 16px;
            width: 100%;
        }
        
        @media (min-width: 640px) {
            .card {
                padding: 32px;
                margin-bottom: 32px;
            }
        }
        
        .input-group {
            margin-bottom: 16px;
        }
        
        .input-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: #374151;
            margin-bottom: 8px;
        }
        
        .input-row {
            display: flex;
            gap: 8px;
            width: 100%;
        }
        
        .input-field {
            flex: 1;
            height: 48px;
            padding: 0 12px;
            font-size: 16px;
            border: 2px solid #d1d5db;
            border-radius: 8px;
            background: white;
            color: #111827;
            width: 100%;
        }
        
        .input-field:focus {
            outline: none;
            border-color: #ea580c;
            box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.1);
        }
        
        .unit-select {
            height: 48px;
            padding: 0 8px;
            font-size: 14px;
            border: 2px solid #d1d5db;
            border-radius: 8px;
            background: white;
            color: #111827;
            min-width: 60px;
            flex-shrink: 0;
        }
        
        .calc-button {
            width: 100%;
            height: 48px;
            background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
            color: white;
            font-size: 16px;
            font-weight: 600;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            margin-top: 8px;
            transition: transform 0.2s ease;
        }
        
        .calc-button:hover {
            transform: translateY(-1px);
        }
        
        .results-grid {
            display: grid;
            gap: 12px;
            margin-bottom: 20px;
        }
        
        .result-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid #e5e7eb;
        }
        
        .result-label {
            font-size: 14px;
            color: #6b7280;
        }
        
        .result-value {
            font-size: 14px;
            font-weight: 600;
            color: #ea580c;
        }
        
        .syringe-container {
            margin-top: 20px;
        }
        
        .syringe-bar {
            width: 100%;
            height: 32px;
            background: #f3f4f6;
            border: 2px solid #d1d5db;
            border-radius: 6px;
            position: relative;
            overflow: hidden;
        }
        
        .syringe-fill {
            height: 100%;
            background: linear-gradient(90deg, #fb923c 0%, #ea580c 100%);
            transition: width 0.8s ease;
            border-radius: 4px;
        }
        
        .syringe-text {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 700;
            color: #111827;
        }
        
        .syringe-scale {
            display: flex;
            justify-content: space-between;
            font-size: 10px;
            color: #6b7280;
            margin-top: 4px;
        }
        
        .instructions-grid {
            display: grid;
            gap: 16px;
        }
        
        @media (min-width: 640px) {
            .instructions-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
        }
        
        .instruction-item {
            text-align: center;
        }
        
        .instruction-number {
            width: 40px;
            height: 40px;
            background: #fed7aa;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-weight: 700;
            color: #ea580c;
        }
        
        .instruction-title {
            font-size: 14px;
            font-weight: 600;
            color: #111827;
            margin-bottom: 8px;
        }
        
        .instruction-text {
            font-size: 12px;
            color: #6b7280;
            line-height: 1.4;
        }
        
        .disclaimer {
            background: #fefce8;
            border-left: 4px solid #eab308;
            padding: 12px;
            border-radius: 0 8px 8px 0;
            margin-top: 16px;
        }
        
        .disclaimer-content {
            display: flex;
            gap: 8px;
        }
        
        .disclaimer-icon {
            color: #eab308;
            font-size: 16px;
            flex-shrink: 0;
        }
        
        .disclaimer-text {
            flex: 1;
        }
        
        .disclaimer-title {
            font-size: 14px;
            font-weight: 600;
            color: #92400e;
            margin-bottom: 4px;
        }
        
        .disclaimer-desc {
            font-size: 12px;
            color: #a16207;
            line-height: 1.4;
        }
        
        .hidden {
            display: none;
        }