/* ========================================
   ENHANCED BLEND CALCULATOR RESULTS
   ======================================== */

/* Main Result Display */
.blend-main-result {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}


.blend-result-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.result-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.result-icon .material-symbols-outlined {
    font-size: 3rem;
    color: white;
    font-weight: bold;
}

.result-summary {
    flex: 1;
    text-align: left;
}

.result-summary h3 {
    color: var(--text-white);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--spacing-sm) 0;
}

.units-display {
    font-size: 3.5rem;
    font-weight: var(--font-weight-black);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin: var(--spacing-sm) 0;
}

.units-label {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    margin: 0;
    font-weight: var(--font-weight-medium);
}

/* Breakdown Section */
.blend-breakdown {
    display: grid;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.peptide-breakdown-item {
    background: var(--bg-overlay);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    position: relative;
}

.peptide-breakdown-item:hover {
    background: var(--bg-card);
    border-color: var(--border-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.peptide-breakdown-item.base-peptide {
    border-left: 4px solid var(--primary-gradient-start);
}

.peptide-breakdown-item.additional-peptide {
    border-left: 4px solid #764ba2;
}

.peptide-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.peptide-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-white);
}

.peptide-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(102, 126, 234, 0.2);
    color: var(--primary-gradient-start);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.additional-peptide .peptide-badge {
    background: rgba(118, 75, 162, 0.2);
    color: #764ba2;
}

.peptide-dose-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.dose-metric {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-lg);
}

.dose-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-gradient-start);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.additional-peptide .dose-value {
    color: #764ba2;
}

.dose-label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

/* Summary Box */
.blend-summary {
    background: var(--bg-overlay);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    position: relative;
}

.blend-summary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-gradient);
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.summary-text {
    color: var(--text-tertiary);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin: 0;
}

.summary-text strong {
    color: var(--text-white);
    font-weight: var(--font-weight-bold);
}

.highlight-dose {
    color: var(--primary-gradient-start);
    font-weight: var(--font-weight-bold);
}

/* Calculation Details Toggle */
.blend-calculation-details {
    background: var(--bg-overlay);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.details-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
}

.details-header:hover {
    background: var(--bg-card);
}

.details-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-size-lg);
}

.details-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
}

.details-toggle:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.details-toggle .material-symbols-outlined {
    font-size: 1.5rem;
    transition: transform var(--transition-base);
}

.details-toggle.open .material-symbols-outlined {
    transform: rotate(180deg);
}

.details-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-smooth);
}

.details-content.open {
    max-height: 500px;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.calculation-step {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-lg);
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    border-left: 2px solid var(--border-secondary);
}

.calculation-step:last-child {
    margin-bottom: 0;
}

/* Empty State */
.blend-empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-secondary);
    background: var(--bg-overlay);
    border-radius: var(--radius-xl);
    border: 2px dashed var(--border-secondary);
}

.blend-empty-state .material-symbols-outlined {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .blend-result-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .result-icon {
        width: 60px;
        height: 60px;
    }
    
    .result-icon .material-symbols-outlined {
        font-size: 2rem;
        color: white !important;
    }
    
    .units-display {
        font-size: 2.5rem;
    }
    
    .peptide-dose-info {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .dose-metric {
        padding: var(--spacing-sm);
    }
    
    .dose-value {
        font-size: var(--font-size-xl);
    }
    
    .blend-main-result {
        padding: var(--spacing-lg);
    }
    
    .peptide-breakdown-item {
        padding: var(--spacing-md);
    }
    
    .summary-text {
        font-size: var(--font-size-md);
    }
}

@media (max-width: 480px) {
    .units-display {
        font-size: 2rem;
    }
    
    .peptide-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

/* ========================================
   ENHANCED BLEND CALCULATOR INPUT STYLES
   ======================================== */

/* Section Headers */
.blend-section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    background-color: #667eea;
}

.base-peptide-icon {
    background: var(--primary-gradient);
}

.additional-peptide-icon {
    background: var(--primary-gradient);
    box-shadow: 0 8px 32px rgba(118, 75, 162, 0.3);
}
/*
.section-icon .material-symbols-outlined {
    font-size: 2rem;
    color: white;
    font-weight: bold;
    position: relative;
    z-index: 1;
}

.section-title {
    flex: 1;
}

.section-title h2 {
    font-size: 1.5rem;
    margin: 0;
    font-weight: 600;
    color: var(--text-primary);
}

.section-subtitle {
    margin: 0;
    color: #999;
    font-size: 0.9rem;
}
*/

/* Enhanced Form Layout */
.blend-form {
    position: relative;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    margin-top: var(--spacing-xl);
}

.form-field-enhanced {
    position: relative;
}

.enhanced-label {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: var(--font-size-md);
}

.enhanced-label .material-symbols-outlined {
    font-size: 20px;
    color: var(--primary-gradient-start);
    transform: translateY(0.5px);
}

.form-control-enhanced {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-overlay);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-xl);
    color: var(--text-white);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-smooth);
    position: relative;
}

.form-control-enhanced:focus {
    outline: none;
    border-color: var(--primary-gradient-start);
    background: var(--bg-card);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.form-control-enhanced:hover:not(:focus) {
    border-color: var(--border-secondary);
    background: var(--bg-card);
}

.input-with-unit {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-unit .form-control-enhanced {
    padding-right: 4rem;
}

.input-unit {
    position: absolute;
    right: var(--spacing-lg);
    color: var(--text-secondary);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-md);
    pointer-events: none;
}

.field-hint {
    margin-top: var(--spacing-sm);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

/* Concentration Preview */
.concentration-preview {
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(102, 126, 234, 0.05);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-xl);
    margin-top: var(--spacing-lg);
}

.preview-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
}

.preview-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
}

.preview-value {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-gradient-start);
}

.additional-peptides-list {
    margin-bottom: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    min-height: 0; /* Remove the existing min-height: 60px */
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Only show the empty state message when there are no peptides */
.additional-peptides-list:empty {
    min-height: 60px; /* Only apply min-height when empty */
}

.additional-peptides-list:empty::after {
    content: 'No additional peptides added yet. Click the button below to add peptides that will "ride along" with your base peptide.';
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
    padding: var(--spacing-2xl);
    background: var(--bg-overlay);
    border: 2px dashed var(--border-secondary);
    border-radius: var(--radius-xl);
    line-height: 1.6;
}

/* Enhanced Additional Peptide Rows */
.additional-peptide-row-enhanced {
    background: var(--bg-overlay);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    position: relative;
    transition: all var(--transition-smooth);
    border-left: 4px solid #764ba2;
    animation: slideInFromRight 0.4s ease-out;
}

.additional-peptide-row-enhanced:hover {
    background: var(--bg-card);
    border-color: var(--border-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.peptide-row-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.peptide-row-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.peptide-number {
    width: 32px;
    height: 32px;
    background: #764ba2;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-sm);
}

.peptide-row-title h4 {
    margin: 0;
    color: var(--text-white);
    font-size: var(--font-size-xl);
}

.remove-peptide-btn {
    background: var(--bg-danger);
    border: 1px solid var(--border-danger);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-danger);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.remove-peptide-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.5);
    transform: translateY(-1px);
}

.peptide-fields-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.dose-result-display {
    background: rgba(118, 75, 162, 0.1);
    border: 1px solid rgba(118, 75, 162, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    text-align: center;
}

.dose-result-label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

.dose-result-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: #764ba2;
}

/* Enhanced Add Button */
.add-peptide-section {
    text-align: center;
}

.add-peptide-btn-enhanced {
    background: var(--bg-overlay);
    border: 2px dashed var(--border-secondary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl) var(--spacing-2xl);
    cursor: pointer;
    transition: all var(--transition-smooth);
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 240px;
    position: relative;
    overflow: hidden;
}

.add-peptide-btn-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(118, 75, 162, 0.1), transparent);
    transition: left var(--transition-smooth);
}

.add-peptide-btn-enhanced:hover::before {
    left: 100%;
}

.add-peptide-btn-enhanced:hover {
    background: var(--bg-card);
    border-color: #764ba2;
    border-style: solid;
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(118, 75, 162, 0.2);
}

.btn-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    transition: transform var(--transition-base);
}

.add-peptide-btn-enhanced:hover .btn-icon {
    transform: scale(1.1);
}

.btn-icon .material-symbols-outlined {
    color: white !important;
    font-size: 1.5rem;
    font-weight: bold;
}

.btn-text {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-white);
}

.btn-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.peptide-limit-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-lg);
    color: #f59e0b;
    font-size: var(--font-size-sm);
}

/* Animations */
@keyframes slideInFromRight {
    from {
        transform: translateX(100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .blend-section-header {
        flex-direction: column;
        text-align: center;
    }
    
    .section-icon {
        width: 48px;
        height: 48px;
    }
    
    .section-icon .material-symbols-outlined {
        font-size: 1.75rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .concentration-preview {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .peptide-fields-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .add-peptide-btn-enhanced {
        width: 100%;
        min-width: auto;
    }
    
    .additional-peptides-list:empty::after {
        padding: var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
}

@media (max-width: 480px) {
    .peptide-row-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .remove-peptide-btn {
        align-self: center;
    }
}

/* Hide units display in empty state */
.blend-main-result.empty-state .units-display {
    display: none;
}

/* Adjust result summary when in empty state */
.blend-main-result.empty-state .result-summary {
    text-align: center;
}

.blend-main-result.empty-state .result-summary h3 {
    margin-bottom: 0;
}

/* Mobile adjustments for empty state */
@media (max-width: 768px) {
    .blend-main-result.empty-state .blend-result-header {
        text-align: center;
    }
    
    .blend-main-result.empty-state .result-summary h3 {
        font-size: var(--font-size-xl);
    }
}