.sh-offset-calculator {
    border: 1px solid #F15A47;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    max-width: 620px;
    background: #fff;
}

.sh-offset-calculator h3 {
    margin: 0 0 6px;
    font-size: 18px;
}

.sh-calc-subtitle {
    color: #666;
    font-size: 14px;
    margin: 0 0 16px;
}

.sh-calc-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 14px;
}

.sh-calc-field {
    margin-bottom: 14px;
}

.sh-calc-field label {
    display: block;
    font-weight: 500;
    margin-bottom: 6px;
    font-size: 14px;
    color: #000;
}

.sh-calc-field select,
.sh-calc-field input[type="number"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 15px;
    color: #000;
    box-sizing: border-box;
}

.sh-btn-calc {
    display: block;
    width: 100%;
    height: 48px;
    background: #F15A47;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    margin-bottom: 10px;
}

.sh-btn-calc:hover {
    background: #d94a38;
}

.sh-result {
    background: #fdf1ef;
    border: 1px solid #F15A47;
    border-radius: 6px;
    padding: 16px;
    text-align: center;
    margin-bottom: 14px;
}

.sh-total-line {
    font-size: 17px;
    font-weight: 600;
    color: #F15A47;
}

.sh-total-amt {
    font-size: 22px;
    font-weight: 700;
}

.sh-unit-note {
    font-size: 13px;
    font-weight: 400;
    color: #666;
}

.sh-file-field input[type="file"] {
    width: 100%;
    padding: 8px;
    border: 1px dashed #ccc;
    border-radius: 6px;
    font-size: 13px;
    box-sizing: border-box;
}

.sh-file-count {
    font-size: 12px;
    color: #666;
    margin-top: 4px;
}

.sh-file-progress {
    font-size: 13px;
    color: #F15A47;
    font-weight: 600;
    margin-top: 6px;
}

.sh-calc-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 16px;
}

.sh-btn-cart,
.sh-btn-whatsapp {
    display: block;
    width: 100%;
    height: 48px;
    line-height: 48px;
    padding: 0 20px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 14.4px;
    font-weight: 700;
    border-radius: 12px;
    text-align: center;
    background: #F15A47;
    color: #fff;
    border: none;
    cursor: pointer;
}

.sh-btn-cart:hover,
.sh-btn-whatsapp:hover {
    background: #d94a38;
}

.sh-success-banner {
    background: #eaf7ee;
    border: 1px solid #2e9e5b;
    color: #1e6b3d;
    border-radius: 6px;
    padding: 14px 16px;
    margin-top: 14px;
    font-size: 15px;
    font-weight: 500;
    text-align: center;
}

.sh-success-check {
    display: inline-block;
    background: #2e9e5b;
    color: #fff;
    width: 20px;
    height: 20px;
    line-height: 20px;
    border-radius: 50%;
    font-size: 13px;
    margin-right: 6px;
}

.sh-view-cart-link {
    color: #1e6b3d;
    font-weight: 700;
    text-decoration: underline;
    margin-left: 6px;
}