/* Styles for Tire Plus/Minus Sizing & Impact Calculator */
.calcufacil-tire_plus_minus_sizing.calcufacil-container {
    max-width: 850px; margin: 25px auto; background: #f8f9fa; padding: 25px;
    border-radius: 10px; box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    display: flex; flex-direction: row; flex-wrap: wrap; gap: 30px;
    font-family: 'Arial', sans-serif; border: 1px solid #455A64; /* Dark Grey for automotive */
    box-sizing: border-box;
}
.calcufacil-tire_plus_minus_sizing.calcufacil-container *,
.calcufacil-tire_plus_minus_sizing.calcufacil-container *::before,
.calcufacil-tire_plus_minus_sizing.calcufacil-container *::after { box-sizing: border-box; }

.calcufacil-tire_plus_minus_sizing h2 {
    width: 100%; text-align: center; color: #263238; /* Darker Grey */
    margin-top:0; margin-bottom: 10px; font-size: 1.6em;
}
.calcufacil-tire_plus_minus_sizing h3 {
    color: #37474F; font-size: 1.2em; margin-top: 0; margin-bottom: 15px;
    text-align: center; padding-bottom: 5px; border-bottom: 1px solid #CFD8DC;
}
.calcufacil-tire_plus_minus_sizing .calcufacil-left.calculator-form {
    flex: 1.5; min-width: 400px; padding: 20px; background-color: #fff;
    border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.05); border: 1px solid #ECEFF1;
}
.calcufacil-tire_plus_minus_sizing .column-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}
.calcufacil-tire_plus_minus_sizing .form-column {
    flex: 1;
    min-width: 200px; /* Adjust as needed */
}
.calcufacil-tire_plus_minus_sizing .calcufacil-right.results {
    flex: 1; min-width: 320px; background: #ECEFF1; /* Light Grey */
    padding: 25px; border-radius: 8px; border: 1px solid #CFD8DC;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05); display: flex; flex-direction: column;
    justify-content: flex-start; align-items: center;
}

.calcufacil-tire_plus_minus_sizing .input-group { margin-bottom: 12px; }
.calcufacil-tire_plus_minus_sizing label {
    display: block; font-weight: 600; color: #37474F;
    margin-bottom: 5px; font-size: 0.9em;
}
.calcufacil-tire_plus_minus_sizing input[type="number"],
.calcufacil-tire_plus_minus_sizing input[type="text"] {
    width: 100%; padding: 9px 12px; border: 1px solid #B0BEC5; 
    border-radius: 4px; font-size: 0.95em; background: #FAFAFC; font-family: sans-serif;
}
.calcufacil-tire_plus_minus_sizing input[type="number"]:focus,
.calcufacil-tire_plus_minus_sizing input[type="text"]:focus {
    border-color: #546E7A; box-shadow: 0 0 0 2px rgba(84, 110, 122, 0.2); outline: none;
}
.calcufacil-tire_plus_minus_sizing .note { font-size: 0.85em; color: #455A64; margin-bottom:15px; line-height: 1.4; text-align: center;}
.calcufacil-tire_plus_minus_sizing .speedo-input { margin-top: 20px; border-top:1px solid #CFD8DC; padding-top:15px;}


.calcufacil-tire_plus_minus_sizing button[type="submit"] {
    background-color: #546E7A; /* Medium Blue Grey */ color: #fff; padding: 12px 25px;
    border: none; border-radius: 5px; cursor: pointer; font-size: 1.05em;
    width: 100%; transition: background-color 0.3s ease; font-weight: 600; margin-top:15px;
}
.calcufacil-tire_plus_minus_sizing button[type="submit"]:hover { background-color: #455A64; }

/* Results Styling */
.calcufacil-tire_plus_minus_sizing .results-header h2 { color: #37474F; margin-bottom: 20px; font-size: 1.4em; }
.calcufacil-tire_plus_minus_sizing .results-header h4 { color: #455A64; margin-top:15px; margin-bottom:8px; font-size:1.15em; text-align:left; border-bottom: 1px solid #B0BEC5; padding-bottom: 4px;}

.calcufacil-tire_plus_minus_sizing .initial-message {
    text-align: center; color: #37474F; font-style: italic; padding: 20px;
    background-color: #ECEFF1; border: 1px dashed #B0BEC5; border-radius: 5px; width:100%;
}
.calcufacil-tire_plus_minus_sizing .calculation-summary { width: 100%; margin-bottom: 20px; }
.calcufacil-tire_plus_minus_sizing .calculation-desc { font-size: 1.05em; color: #263238; margin-bottom: 15px; text-align:center; }
.calcufacil-tire_plus_minus_sizing .calculation-desc strong { font-weight: bold; }

.calcufacil-tire_plus_minus_sizing .comparison-grid {
    display: grid;
    grid-template-columns: auto 1fr 1fr 1fr; /* Label, Orig, New, Diff */
    gap: 8px 12px;
    width: 100%;
    margin-bottom: 20px;
    font-size: 0.9em;
}
.calcufacil-tire_plus_minus_sizing .grid-header {
    font-weight: 600;
    background-color: #CFD8DC;
    padding: 8px;
    text-align: center;
    border-bottom: 2px solid #90A4AE;
}
.calcufacil-tire_plus_minus_sizing .comparison-grid > div {
    padding: 6px 8px;
    border-bottom: 1px solid #CFD8DC;
    text-align: right;
}
.calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+1) { /* First column (labels) */
    text-align: left;
    font-weight: 500;
    background-color: #ECEFF1;
}
.calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(even) {
    /* background-color: #f5f5f5; */
}


.calcufacil-tire_plus_minus_sizing .main-result {
    display: flex; justify-content: space-between; align-items: center;
    background-color: #CFD8DC; padding: 10px 15px; border-radius: 4px;
    border: 1px solid #B0BEC5; font-size: 1em; color: #263238;
    margin-bottom: 6px; width: 100%;
}
.calcufacil-tire_plus_minus_sizing hr { border:0; height:1px; background: #B0BEC5; margin:15px 0; }
.calcufacil-tire_plus_minus_sizing .main-result.info-result { background-color: #E8EAF6; border-color: #C5CAE9; color:#283593;}
.calcufacil-tire_plus_minus_sizing .main-result.final-result {
    background-color: #455A64; color: #fff; font-size: 1.2em;
    padding: 12px 18px; border-color: #263238; font-weight: bold;
}
.calcufacil-tire_plus_minus_sizing .main-result span:first-child { text-align:left; }
.calcufacil-tire_plus_minus_sizing .main-result span:last-child { font-weight: bold; text-align:right; }

.calcufacil-tire_plus_minus_sizing .errors {
    color: #C62828; background-color: #FFEBEE; border: 1px solid #FFCDD2;
    padding: 10px 15px; border-radius: 4px; margin: 15px 0; text-align: center; width:100%;
}
.calcufacil-tire_plus_minus_sizing .errors ul { list-style: none; padding: 0; margin: 0; }

.calcufacil-tire_plus_minus_sizing .disclaimer-box.warning {
    padding: 15px; background-color: #FFF3E0; /* Light Orange for warning */
    border: 1px solid #FFE0B2; border-left: 5px solid #FF9800; /* Orange accent */
    border-radius: 8px; font-size: 0.85em; color: #4E342E; width:100%;
}
.calcufacil-tire_plus_minus_sizing .disclaimer-box.warning h4 {
    color: #E65100; font-size: 1.1em; margin-top: 0; margin-bottom: 10px;
}
.calcufacil-tire_plus_minus_sizing .disclaimer-box.warning ul { list-style: disc; margin-left: 20px; padding-left: 0; line-height: 1.6; }

@media (max-width: 600px) {
    .calcufacil-tire_plus_minus_sizing .comparison-grid {
        grid-template-columns: 1fr 1fr; /* Stack into 2 columns */
    }
    .calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+1),
    .calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+2) {
        grid-column: 1 / 2;
    }
    .calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+3),
    .calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+4) {
        grid-column: 2 / 3;
    }
     .calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+1),
     .calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+3) {
        background-color: #ECEFF1; /* Header-like for metric name */
        font-weight: 600;
        text-align: left;
     }
     .calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+2),
     .calcufacil-tire_plus_minus_sizing .comparison-grid > div:nth-child(4n+4) {
        text-align: right;
     }
    .calcufacil-tire_plus_minus_sizing .grid-header { display: none; } /* Hide original headers */
    .calcufacil-tire_plus_minus_sizing .column-container { flex-direction: column; }
}