/* Transponder Frequency Calculator Specific Styles */

.transponder-calculator {
    /* Calculator specific styles with namespace prefix */
}

.transponder-calculator .calculator-form {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-2xl);
}

.transponder-calculator .form-group {
    margin-bottom: var(--spacing-xl);
}

.transponder-calculator .form-label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.transponder-calculator .form-input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-300);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 500;
    transition: all var(--transition-normal);
    background: var(--white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.transponder-calculator .form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15), 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.transponder-calculator .form-select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-300);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 500;
    background: var(--white);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

.transponder-calculator .form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15), 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.transponder-calculator .form-select:hover {
    border-color: var(--gray-400);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.transponder-calculator .calculate-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border: none;
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    width: 100%;
    margin-top: var(--spacing-lg);
}

.transponder-calculator .calculate-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.transponder-calculator .results-section {
    background: linear-gradient(135deg, var(--gray-50), var(--white));
    border: 2px solid var(--gray-200);
    border-radius: 20px;
    padding: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.transponder-calculator .results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.transponder-calculator .result-item {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 16px;
    text-align: center;
    border: 2px solid var(--gray-200);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.transponder-calculator .result-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.transponder-calculator .result-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.transponder-calculator .result-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.transponder-calculator .result-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 2px 4px rgba(37, 99, 235, 0.1);
}

.transponder-calculator .result-unit {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
}

.transponder-calculator .copy-btn {
    background: var(--success-color);
    color: var(--white);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.transponder-calculator .copy-btn:hover {
    background: #059669;
    transform: translateY(-1px);
}

.transponder-calculator .help-text {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-top: var(--spacing-sm);
    line-height: 1.5;
    font-weight: 400;
}

.transponder-calculator .input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.transponder-calculator .input-unit {
    background: var(--gray-100);
    padding: var(--spacing-md);
    border: 1px solid var(--gray-300);
    border-left: none;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: 500;
    min-width: 60px;
    text-align: center;
}

.transponder-calculator .form-input.with-unit {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

/* Responsive Design */
@media (max-width: 768px) {
    .transponder-calculator .results-grid {
        grid-template-columns: 1fr;
    }
    
    .transponder-calculator .input-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .transponder-calculator .form-input.with-unit {
        border-radius: var(--radius-md);
        border: 1px solid var(--gray-300);
    }
    
    .transponder-calculator .input-unit {
        border: 1px solid var(--gray-300);
        border-radius: var(--radius-md);
        border-top: none;
        border-radius: 0 0 var(--radius-md) var(--radius-md);
    }
}