/* IESCO Bill Calculator Styles */
.iesco-calculator-wrapper {
    max-width: 700px;
    margin: 0 auto;
    padding: 20px;
    font-family: Arial, sans-serif;
}

.iesco-calculator-container {
    background: linear-gradient(135deg, #f8fbff 0%, #eef4ff 100%);
    border: 1px solid #d9e7ff;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 10px 30px rgba(26, 115, 232, 0.12);
}

.calc-header {
    margin-bottom: 16px;
    justify-items: center !important;
}

.calc-header h2 {
    margin: 0 0 6px;
    color: #0f3b7a;
    font-size: 28px;
}

.calc-subtitle {
    margin: 0;
    color: #4f6c92;
    font-size: 15px;
}

.disclaimer {
    background: #fff8d6;
    border-left: 4px solid #f5b800;
    padding: 10px 15px;
    margin-bottom: 20px;
    border-radius: 8px;
    font-size: 14px;
    color: #7a5a00;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 6px;
    color: #21406b;
}

.form-group select,
.form-group input[type="number"],
.form-group input[type="text"] {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #c8d8f4;
    border-radius: 10px;
    font-size: 15px;
    box-sizing: border-box;
    background: #fff;
}

.form-group small {
    display: block;
    color: #6f7e92;
    font-size: 12px;
    margin-top: 4px;
}

.protected-group {
    margin: 10px 0 18px;
}

.protected-group label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    cursor: pointer;
    color: #36506f;
}

.calc-button {
    background: linear-gradient(135deg, #815b4e 0%, #0c4fb1 100%);
    color: white;
    border: none;
    padding: 13px 28px;
    font-size: 16px;
    border-radius: 999px;
    cursor: pointer;
    width: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 6px 15px rgba(26, 115, 232, 0.2);
}

.calc-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(26, 115, 232, 0.28);
}

#iesco-calc-result {
    margin-top: 24px;
}

.result-card {
    background: #ffffff;
    border: 1px solid #e4ecf8;
    border-radius: 14px;
    padding: 18px;
    box-shadow: 0 6px 20px rgba(16, 38, 70, 0.06);
}

.result-card h3 {
    color: #0f3b7a;
    margin: 0 0 12px;
    font-size: 20px;
}

.result-summary {
    background: #f9fbff;
    border-radius: 12px;
    padding: 14px;
    border: 1px solid #ebf1fa;
}

.result-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #eef3fa;
}

.result-row.total {
    font-weight: 700;
    font-size: 18px;
    border-bottom: none;
    border-top: 1px solid #dfe8f5;
    padding-top: 12px;
    margin-top: 6px;
    color: #0f3b7a;
}

.result-row .label {
    color: #557091;
}

.result-row .value {
    font-weight: 700;
    color: #102d4e;
}

.slab-details {
    margin-top: 15px;
    font-size: 14px;
    background: #f5f9ff;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #e7effc;
}

.slab-details table {
    width: 100%;
    border-collapse: collapse;
}

.slab-details th,
.slab-details td {
    padding: 8px;
    text-align: left;
    border-bottom: 1px solid #e7effc;
}

.slab-details th {
    background: #ecf3ff;
    font-weight: 700;
}

.loading {
    text-align: center;
    padding: 20px;
    color: #4f6c92;
}

.error-message {
    background: #fff0f0;
    color: #a23333;
    padding: 10px 15px;
    border-radius: 8px;
    margin-bottom: 15px;
    border: 1px solid #f7c0c0;
}

@media (max-width: 480px) {
    .iesco-calculator-container {
        padding: 18px;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }
}