.flc-calculator-box {
    background: #ffffff;
    padding: 30px;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    max-width: 550px;
    margin: 30px auto;
    direction: rtl;
    font-family: inherit;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}
.flc-title {
    text-align: center;
    font-size: 20px;
    margin-bottom: 25px;
    font-weight: bold;
    color: #1e293b;
}
.flc-image-wrapper {
    text-align: center;
}
.flc-field {
    margin-bottom: 20px;
}
.flc-field label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
    color: #475569;
}
.flc-field select, 
.flc-field input {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    background: #f8fafc;
    font-size: 14px;
    color: #334155;
    box-sizing: border-box;
    transition: all 0.3s;
}
.flc-field select:focus, 
.flc-field input:focus {
    border-color: #3b82f6;
    outline: none;
    background: #fff;
}
.flc-btn {
    width: 100%;
    padding: 14px;
    background: #2563eb;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: background 0.3s;
}
.flc-btn:hover {
    background: #1d4ed8;
}
.flc-result {
    margin-top: 25px;
    padding: 20px;
    background: #f0f9ff;
    border: 1px solid #e0f2fe;
    border-radius: 12px;
    display: none;
}
.flc-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 8px 0;
}
.flc-result-label {
    font-weight: bold;
    color: #0369a1;
    font-size: 14px;
}
.flc-price {
    font-size: 22px;
    color: #ef4444;
    font-weight: 900;
}
.flc-price.color-green {
    color: #10b981;
}
.flc-unit {
    font-size: 12px;
    color: #64748b;
    margin-right: 4px;
}
.flc-loading {
    display: none;
    font-size: 13px;
    color: #64748b;
    text-align: center;
    margin-top: 10px;
}