/* ROI Calculator Styles */
.calculator-section {
    padding: 60px 0;
}

.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 900px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }
    .calculator-results {
        position: static !important;
    }
}

.calculator-inputs {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.input-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
}

.input-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.form-group {
    margin-bottom: 20px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 8px;
}

.form-group input[type="number"] {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--bg);
    color: var(--text);
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.form-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.15);
}

.input-hint {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 6px;
    line-height: 1.4;
}

.btn-block {
    width: 100%;
}

.calculator-results {
    position: sticky;
    top: 100px;
}

.results-card {
    background: linear-gradient(135deg, var(--primary) 0%, #1e40a0 100%);
    border-radius: 16px;
    padding: 32px;
    color: white;
    margin-bottom: 24px;
}

.results-card h3 {
    font-size: 1.1rem;
    font-weight: 500;
    opacity: 0.9;
    margin-bottom: 24px;
}

.result-metric {
    text-align: center;
    padding: 16px 0;
}

.result-metric.primary {
    border-bottom: 1px solid rgba(255,255,255,0.15);
    margin-bottom: 16px;
}

.result-metric.secondary {
    display: inline-block;
    width: 48%;
}

.result-metric.secondary:first-of-type {
    border-right: 1px solid rgba(255,255,255,0.15);
}

.metric-label {
    display: block;
    font-size: 0.85rem;
    opacity: 0.8;
    margin-bottom: 4px;
}

.metric-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.result-metric.secondary .metric-value {
    font-size: 1.75rem;
}

.results-breakdown {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.results-breakdown h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text);
}

.breakdown-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg);
    border-radius: 8px;
}

.breakdown-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.breakdown-value {
    font-size: 1.1rem;
    font-weight: 600;
}

.breakdown-value.positive {
    color: #059669;
}

.breakdown-value.negative {
    color: #dc2626;
}

.results-assumptions {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.results-assumptions h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}

.results-assumptions ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.results-assumptions li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
}

.results-assumptions li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.results-cta {
    text-align: center;
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.results-cta p {
    margin: 0 0 16px;
    color: var(--text-secondary);
}

.cta-note {
    font-size: 0.85rem !important;
    color: var(--text-muted) !important;
    margin-top: 12px !important;
}

/* Methodology Section */
.calculator-methodology {
    padding: 60px 0;
    background: var(--surface-alt);
}

.calculator-methodology h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.75rem;
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

@media (max-width: 1000px) {
    .methodology-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .methodology-grid {
        grid-template-columns: 1fr;
    }
}

.method-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
}

.method-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 16px;
}

.method-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

.method-card strong {
    color: var(--primary);
}

/* Case Study Preview */
.case-study-preview {
    padding: 60px 0;
}

.case-study-preview h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.75rem;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

@media (max-width: 900px) {
    .case-grid {
        grid-template-columns: 1fr;
    }
}

.case-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.case-meta {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.case-tag {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(30, 58, 138, 0.1);
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.case-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
    line-height: 1.3;
}

.case-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex: 1;
}

.case-card .btn {
    align-self: flex-start;
}

/* Final CTA */
.final-cta {
    padding: 80px 0;
    background: var(--surface-alt);
}

.final-cta .cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.final-cta h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.final-cta p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}