.iwgm-calc {
    max-width: 480px;
    margin: 0 auto;
    padding: 24px;
    border: 1px solid #e2e2e2;
    border-radius: 12px;
    background: #ffffff;
    font-family: inherit;
    box-sizing: border-box;
}

.iwgm-calc * {
    box-sizing: border-box;
}

.iwgm-calc-field {
    margin-bottom: 16px;
}

.iwgm-calc-field label {
    display: block;
    font-size: 13px;
    color: #555555;
    margin-bottom: 6px;
}

.iwgm-calc input[type="number"],
.iwgm-calc select {
    width: 100%;
    height: 40px;
    padding: 0 12px;
    border: 1px solid #cccccc;
    border-radius: 6px;
    font-size: 15px;
}

.iwgm-calc-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.iwgm-calc-row input[type="number"] {
    flex: 1;
}

.iwgm-calc input[type="range"] {
    flex: 1;
}

.iwgm-calc-suffix {
    font-size: 14px;
    font-weight: 600;
    min-width: 52px;
    text-align: right;
}

.iwgm-calc-results {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin: 20px 0 16px;
}

.iwgm-calc-stat {
    background: #f6f6f4;
    border-radius: 8px;
    padding: 12px;
    text-align: center;
}

.iwgm-calc-stat-label {
    font-size: 12px;
    color: #666666;
    margin: 0 0 4px;
}

.iwgm-calc-stat-value {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    color: #1a1a1a;
}

.iwgm-calc-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.iwgm-calc-disclaimer {
    font-size: 12px;
    color: #888888;
    line-height: 1.4;
    margin: 0 0 16px;
}

.iwgm-calc-results-single {
    grid-template-columns: 1fr;
    margin-top: -4px;
}

.iwgm-calc-checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.iwgm-calc-checkbox-row input[type="checkbox"] {
    width: auto;
    height: auto;
    margin: 0;
}

.iwgm-calc-checkbox-row label {
    font-size: 13px;
    color: #555555;
    margin: 0;
}

.iwgm-calc-advanced {
    border: 1px solid #e2e2e2;
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 16px;
}

.iwgm-calc-advanced summary {
    cursor: pointer;
    font-size: 13px;
    color: #555555;
}

.iwgm-calc-cta {
    display: block;
    text-align: center;
    background: #d97757;
    color: #ffffff;
    text-decoration: none;
    padding: 12px 16px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
}

.iwgm-calc-cta:hover {
    background: #c2603f;
    color: #ffffff;
}

@media (max-width: 480px) {
    .iwgm-calc-results {
        grid-template-columns: 1fr;
    }
}