/**
 * ROI Calculator Widget Styles
 * DARK MODE COMPATIBLE - Uses CSS variables from base.html
 */

.roi-calculator-section {
    background: linear-gradient(135deg, rgb(var(--bg-primary)) 0%, rgb(var(--bg-tertiary)) 100%);
    padding: 4rem 0;
    margin: 4rem 0;
}

.roi-calculator {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1rem;
}

.roi-calculator h2 {
    text-align: center;
    font-size: 2.25rem;
    font-weight: 800;
    color: rgb(var(--text-primary));
    margin-bottom: 0.5rem;
}

.roi-calculator p.subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: rgb(var(--text-tertiary));
    margin-bottom: 2.5rem;
}

.roi-form {
    background: rgb(var(--bg-secondary));
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: 0 1px 3px rgba(var(--shadow-color), 0.05), 0 20px 60px rgba(var(--shadow-color), 0.08);
    margin-bottom: 2rem;
    border: 1px solid rgb(var(--border-color));
}

.roi-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.roi-input-group {
    display: flex;
    flex-direction: column;
}

.roi-input-group label {
    font-weight: 600;
    color: rgb(var(--text-secondary));
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.roi-input-group input {
    padding: 0.75rem 1rem;
    border: 2px solid rgb(var(--border-color));
    border-radius: 0.75rem;
    font-size: 1rem;
    font-weight: 600;
    color: rgb(var(--text-primary));
    background: rgb(var(--bg-secondary));
    transition: all 0.2s ease;
}

.roi-input-group input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Dark mode: enhance input contrast */
@media (prefers-color-scheme: dark) {
    .roi-input-group input {
        background: rgb(var(--bg-tertiary));
        border-color: rgb(var(--border-color));
    }
    
    .roi-input-group input:focus {
        border-color: #60a5fa;
        box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
        background: rgb(var(--bg-secondary));
    }
}

.roi-input-group .hint {
    font-size: 0.75rem;
    color: rgb(var(--text-tertiary));
    margin-top: 0.375rem;
}

#roi-results {
    background: rgb(var(--bg-secondary));
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: 0 1px 3px rgba(var(--shadow-color), 0.05), 0 20px 60px rgba(var(--shadow-color), 0.08);
    border: 1px solid rgb(var(--border-color));
}

#roi-results.hidden {
    display: none;
}

.roi-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.roi-metric {
    background: linear-gradient(135deg, rgb(var(--bg-primary)) 0%, rgb(var(--bg-tertiary)) 100%);
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
    border: 1px solid rgb(var(--border-color));
}

.roi-metric.primary {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    grid-column: span 2;
}

.roi-metric .metric-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    opacity: 0.8;
    color: rgb(var(--text-secondary));
}

.roi-metric.primary .metric-label {
    color: white;
}

.roi-metric .metric-value {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 0.25rem;
    color: rgb(var(--text-primary));
}

.roi-metric.primary .metric-value {
    font-size: 2.5rem;
    color: white;
}

.roi-metric .metric-detail {
    font-size: 0.75rem;
    opacity: 0.7;
    color: rgb(var(--text-secondary));
}

.roi-metric.primary .metric-detail {
    color: white;
}

.roi-breakdown {
    background: rgb(var(--bg-tertiary));
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.roi-breakdown h4 {
    font-size: 1rem;
    font-weight: 700;
    color: rgb(var(--text-primary));
    margin-bottom: 1rem;
}

.roi-breakdown table {
    width: 100%;
    border-collapse: collapse;
}

.roi-breakdown tr {
    border-bottom: 1px solid rgb(var(--border-color));
}

.roi-breakdown tr:last-child {
    border-bottom: none;
}

.roi-breakdown td {
    padding: 0.75rem 0;
    font-size: 0.875rem;
    color: rgb(var(--text-secondary));
}

.roi-breakdown td:first-child {
    color: rgb(var(--text-tertiary));
}

.roi-breakdown td:last-child {
    text-align: right;
    font-weight: 700;
    color: rgb(var(--text-primary));
}

.cost-bad {
    color: #ef4444;
    text-decoration: line-through;
}

@media (prefers-color-scheme: dark) {
    .cost-bad {
        color: #f87171;
    }
}

.cost-good {
    color: #059669;
}

@media (prefers-color-scheme: dark) {
    .cost-good {
        color: #10b981;
    }
}

.total-row {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    margin-top: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    .total-row {
        background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(16, 185, 129, 0.1) 100%);
    }
}

.total-row td {
    padding: 1rem 0.75rem !important;
    font-size: 1rem !important;
    font-weight: 700 !important;
    color: rgb(var(--text-primary)) !important;
}

.cost-saved {
    color: #059669 !important;
    font-size: 1.25rem !important;
}

@media (prefers-color-scheme: dark) {
    .cost-saved {
        color: #10b981 !important;
    }
}

.roi-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.roi-cta .btn-primary,
.roi-cta .btn-secondary {
    padding: 0.875rem 2rem;
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.2s ease;
    display: inline-block;
}

.roi-cta .btn-primary {
    background: #2563eb;
    color: white;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.roi-cta .btn-primary:hover {
    background: #1d4ed8;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
}

.roi-cta .btn-secondary {
    background: rgb(var(--bg-secondary));
    color: #2563eb;
    border: 2px solid #2563eb;
}

.roi-cta .btn-secondary:hover {
    background: rgba(37, 99, 235, 0.05);
}

@media (prefers-color-scheme: dark) {
    .roi-cta .btn-secondary {
        color: #60a5fa;
        border-color: #60a5fa;
    }
    
    .roi-cta .btn-secondary:hover {
        background: rgba(96, 165, 250, 0.1);
    }
}

/* Mobile responsive */
@media (max-width: 768px) {
    .roi-calculator h2 {
        font-size: 1.75rem;
    }
    
    .roi-metric.primary {
        grid-column: span 1;
    }
    
    .roi-metric .metric-value {
        font-size: 1.5rem;
    }
    
    .roi-metric.primary .metric-value {
        font-size: 2rem;
    }
    
    .roi-cta {
        flex-direction: column;
    }
    
    .roi-cta .btn-primary,
    .roi-cta .btn-secondary {
        width: 100%;
        text-align: center;
    }
}