/* Main Container */
.protein-calculator-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Form Container */
.calculator-form-container {
    flex: 1;
    min-width: 300px;
    padding: 25px;
    background: #f9f9f9;
    /*border-radius: 8px;*/
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.calculator-form-container h2,#protein-results .pro_h3title{
    font-size: 32px;
    margin-bottom: 8px;
    text-align: center;
}
.calculator-form-container h2,#protein-results .pro_res_head{
    border-bottom: 1px solid #9999996b;
    margin-bottom: 18px;

}
#protein-results .pro_res_head p{
    font-size: 12px;
    /*color: #898787;*/
    text-align: center;
    margin-bottom: 10px;
}
#protein-results .pro_h3title{
    line-height: 1.2em;
}
#protein-results .pro_h3title,#protein-results .pro_res_head p{
    color: var(--white-color);
}

/* Results Container */
.calculator-results-container {
    flex: 1;
    min-width: 300px;
    padding: 25px;
    background: #000000c7;
    /*border-radius: 8px;*/
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border: 1px solid #e0e0e0;
}

/* Form Elements (same as before) */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary-color);
    outline: none;
}
.error-message {
    color: #e74c3c;
    font-size: 0.85em;
    margin-top: 5px;
    display: none;
}
.error-message:not(:empty) {
    display: block;
}
.calculate-btn {
    background: var(--primary-color);
    color: var(--white-color);
    border: 1px solid var(--primary-color);
    padding: 12px 20px;
    border-radius: 6px;
    cursor: pointer;
    width: 100%;
    font-size: 16px;
    font-weight: 600;
    transition: background 0.3s;
}

.calculate-btn:hover {
    background: var(--white-color);
    color: var(--primary-color);
}

.calculate-btn:disabled {
    background: #cccccc;
    cursor: not-allowed;
}

/* Results Styling */
/*#protein-results {
    display: none;
}*/

#initial-results-message {
    text-align: center;
    color: #666;
    padding: 20px;
}

.result-item {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
}

.result-label {
    font-weight: 400;
    color: var(--white-color);
}

.result-value {
    font-weight: 600;
    color: var(--white-color);
}

/* Responsive Design */
@media (max-width: 980px) {
    #protein-results .pro_h3title{
        margin-bottom: 5px;
    }
    .calculator-form-container h2,#protein-results .pro_h3title{
        font-size: 28px;
    }
}
@media (max-width: 768px) {
    .protein-calculator-container {
        flex-direction: column;
        padding: 20px 0;
    }
    
    .calculator-form-container,
    .calculator-results-container { width: 100%; }
    .calculator-results-container{margin-top: 30px;}
}
@media (max-width: 498px) {
    .calculator-form-container h2, #protein-results .pro_h3title{font-size: 26px;}
}