.emt-calc {
    max-width: 680px;
    margin: 0 auto;
    font-family: 'Inter', sans-serif;
    color: #1e1e2f;
}
.emt-calc .card {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    padding: 30px;
}
.emt-calc h3 {
    margin: 0 0 24px 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: #1a1a2e;
}
.emt-calc .form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 18px;
}
.emt-calc .form-group {
    flex: 1 1 220px;
    display: flex;
    flex-direction: column;
}
.emt-calc label {
    font-size: 0.85rem;
    font-weight: 500;
    color: #4a4a5a;
    margin-bottom: 5px;
}
.emt-calc select,
.emt-calc input {
    padding: 12px 14px;
    border: 2px solid #e0e0e8;
    border-radius: 10px;
    font-size: 0.95rem;
    background: #fafbfc;
    outline: none;
}
.emt-calc select:focus,
.emt-calc input:focus {
    border-color: #e88d2b;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(232, 141, 43, 0.15);
}
.emt-calc .btn-calculate {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #e88d2b, #d4751a);
    border: none;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    margin-top: 8px;
    text-transform: uppercase;
}
.emt-calc .btn-calculate:hover {
    background: linear-gradient(135deg, #f0981c, #c56816);
}
.emt-calc .result-box {
    margin-top: 24px;
    padding: 20px;
    border-radius: 12px;
    background: #f8f9fc;
    border-left: 4px solid #e88d2b;
    display: none;
    animation: fadeIn 0.3s ease;
}
.emt-calc .result-box.success { border-left-color: #2ecc71; background: #f0faf5; }
.emt-calc .result-box.warning { border-left-color: #f1c40f; background: #fef9e7; }
.emt-calc .result-box.error { border-left-color: #e74c3c; background: #fdedec; }
.emt-calc .result-box p { margin: 8px 0; font-size: 0.95rem; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 500px) {
    .emt-calc .card { padding: 20px; }
}