/* Styles for HVAC Cost Estimator Calculator */
.calcufacil-hvac_cost_estimator_calculator {
    background-color: #eaf2f8; /* Light blue background */
    border: 1px solid #aed6f1;
    border-radius: 8px;
    padding: 20px 25px;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    max-width: 850px;
    margin: 25px auto;
    box-shadow: 0 3px 6px rgba(0,0,0,0.08);
}

.calcufacil-hvac_cost_estimator_calculator > h3 { /* Default title */
    text-align: center;
    color: #154360;
    margin-bottom: 20px;
}

.calcufacil-hvac_cost_estimator_calculator .calculator-content h2 {
    text-align: center;
    color: #1a5276;
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.7em;
}

.calcufacil-hvac_cost_estimator_calculator .description {
    text-align: center;
    color: #4a6173;
    font-size: 0.95em;
    margin-bottom: 30px;
    line-height: 1.6;
}
.calcufacil-hvac_cost_estimator_calculator .description strong {
    color: #c0392b; /* Red emphasis */
    font-weight: bold;
}

/* Form Styling */
.calcufacil-hvac_cost_estimator_calculator form {
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 1px dashed #aed6f1;
}

.calcufacil-hvac_cost_estimator_calculator .form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px 22px;
    margin-bottom: 25px;
}

.calcufacil-hvac_cost_estimator_calculator .input-group {
    display: flex;
    flex-direction: column;
}

.calcufacil-hvac_cost_estimator_calculator .input-group label {
    font-weight: 600;
    color: #1c3a50;
    margin-bottom: 6px;
    font-size: 0.9em;
}

.calcufacil-hvac_cost_estimator_calculator .input-group input[type="number"],
.calcufacil-hvac_cost_estimator_calculator .input-group input[type="text"] {
    padding: 10px;
    border: 1px solid #aed6f1;
    border-radius: 4px;
    font-size: 1em;
    background-color: #fdfefe;
    width: 100%;
    box-sizing: border-box;
}
.calcufacil-hvac_cost_estimator_calculator .input-group input:focus {
    border-color: #2980b9;
    box-shadow: 0 0 5px rgba(41, 128, 185, 0.3);
    outline: none;
}


.calcufacil-hvac_cost_estimator_calculator .input-group small {
    font-size: 0.8em;
    color: #566573;
    margin-top: 5px;
    line-height: 1.4;
}


.calcufacil-hvac_cost_estimator_calculator button[type="submit"] {
    background-color: #3498db; /* Blue button */
    color: #fff;
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.1em;
    display: block;
    width: fit-content;
    margin: 20px auto 0 auto;
    transition: background-color 0.3s ease;
    font-weight: bold;
}

.calcufacil-hvac_cost_estimator_calculator button[type="submit"]:hover {
    background-color: #2980b9; /* Darker blue */
}

/* Results Area Styling */
.calcufacil-hvac_cost_estimator_calculator .results-area {
    margin-top: 25px;
    padding: 20px;
    background-color: #fcfcfd;
    border-radius: 6px;
    border: 1px solid #d6eaf8;
}
.calcufacil-hvac_cost_estimator_calculator .results-area h3 {
    color: #1a5276;
    margin-bottom: 15px;
    text-align: center;
    font-size: 1.4em;
}

.calcufacil-hvac_cost_estimator_calculator .results-summary {
 text-align: center;
 font-size: 0.9em;
 color: #566573;
 margin-bottom: 25px;
 padding-bottom: 15px;
 border-bottom: 1px dashed #d6eaf8;
}
.calcufacil-hvac_cost_estimator_calculator .results-summary .value {
 color: #1c3a50;
 font-weight: 600;
}


.calcufacil-hvac_cost_estimator_calculator .results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.calcufacil-hvac_cost_estimator_calculator .result-box {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    border: 1px solid #e4eef8;
    box-shadow: 0 2px 4px rgba(0,0,0,0.04);
    text-align: center;
}
.calcufacil-hvac_cost_estimator_calculator .result-box h4 {
    margin-top: 0;
    margin-bottom: 15px;
    color: #2874a6;
    font-size: 1.1em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
/* Assumes Font Awesome is loaded for icons */
.calcufacil-hvac_cost_estimator_calculator .result-box h4 i {
    color: #5dade2; /* Lighter blue for icons */
    font-size: 1.2em;
}
.calcufacil-hvac_cost_estimator_calculator .heating-box h4 i { color: #e67e22; } /* Orange for heat */
.calcufacil-hvac_cost_estimator_calculator .total-box h4 i { color: #27ae60; } /* Green for total */


.calcufacil-hvac_cost_estimator_calculator .result-box p {
    margin-bottom: 10px;
    font-size: 0.95em;
    color: #566573;
}
.calcufacil-hvac_cost_estimator_calculator .result-box p .value {
    font-weight: bold;
    color: #1f618d;
    display: block; /* Put value on new line */
    font-size: 1.2em;
    margin-top: 5px;
}
.calcufacil-hvac_cost_estimator_calculator .result-box p .total-value {
    font-size: 1.3em;
    color: #154360; /* Darker blue for total */
}
.calcufacil-hvac_cost_estimator_calculator .result-box p .main-result {
    font-size: 1.6em;
    color: #27ae60; /* Green */
}


/* Disclaimer Box */
.calcufacil-hvac_cost_estimator_calculator .disclaimer-box {
    margin-top: 20px;
    padding: 15px 20px;
    background-color: #fef5e7; /* Light orange background */
    border: 1px solid #fdebd0;
    border-left: 5px solid #f39c12; /* Orange */
    border-radius: 5px;
}
.calcufacil-hvac_cost_estimator_calculator .disclaimer-box h4 {
    margin-top: 0;
    margin-bottom: 10px;
    color: #b9770e; /* Darker orange */
    font-size: 1.1em;
}
.calcufacil-hvac_cost_estimator_calculator .disclaimer-box ul {
    list-style: disc;
    margin-left: 20px;
    padding-left: 0;
    font-size: 0.9em;
    color: #584c3a;
    line-height: 1.6;
}
.calcufacil-hvac_cost_estimator_calculator .disclaimer-box ul li {
    margin-bottom: 8px;
}
.calcufacil-hvac_cost_estimator_calculator .disclaimer-box strong {
 color: #b9770e;
}

/* Error/Initial Message Styling */
.calcufacil-hvac_cost_estimator_calculator .error-message {
    color: #a93226;
    background-color: #fdedec;
    border: 1px solid #fadbd8;
    padding: 12px 15px;
    border-radius: 4px;
    text-align: center;
    font-weight: bold;
    margin-bottom: 20px;
}
.calcufacil-hvac_cost_estimator_calculator .initial-message {
    color: #4a6173;
    text-align: center;
    padding: 25px;
    background-color: #f4f6f7;
    border: 1px dashed #d6eaf8;
    border-radius: 5px;
    margin-top: 20px;
}