:root{--roi-bg:#fbf7ef;--roi-surface:#fff;--roi-surface-alt:#f4efe6;--roi-ink:#162736;--roi-muted:#64748b;--roi-line:#e2d9cc;--roi-navy:#0c1e28;--roi-navy-light:#1e3a52;--roi-terra:#cf3e28;--roi-terra-soft:#fdf2f0;--roi-green:#15803d;--roi-green-soft:#f0fdf4;--roi-gold:#c89b3c;--roi-gold-soft:#fef9ee;--roi-font-heading:"Poppins", system-ui, -apple-system, sans-serif;--roi-font-body:"Google Sans Flex", system-ui, -apple-system, sans-serif}.roi-container{max-width:1240px;margin:0 auto;padding:0 24px}.roi-hero{border-bottom:1px solid var(--roi-line);text-align:center;background:linear-gradient(#faf6ee 0%,#f5efeb 100%);padding:120px 24px 40px}.roi-hero-inner{max-width:840px;margin:0 auto}.roi-eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--roi-terra);background:var(--roi-terra-soft);border:1px solid #cf3e2833;border-radius:999px;align-items:center;gap:8px;margin-bottom:16px;padding:6px 14px;font-size:13px;font-weight:700;display:inline-flex}.roi-hero h1{font-family:var(--roi-font-heading);color:var(--roi-ink);margin:0 0 16px;font-size:clamp(2rem,4.2vw,3.2rem);font-weight:700;line-height:1.15}.roi-hero p.lead{font-family:var(--roi-font-body);color:var(--roi-muted);margin:0 0 28px;font-size:clamp(1.05rem,1.8vw,1.25rem);line-height:1.6}.roi-presets-bar{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;margin-top:10px;display:flex}.roi-preset-label{color:var(--roi-muted);margin-right:4px;font-size:14px;font-weight:600}.roi-preset-btn{font-family:var(--roi-font-body);border:1px solid var(--roi-line);color:var(--roi-ink);cursor:pointer;background:#fff;border-radius:999px;padding:8px 18px;font-size:13.5px;font-weight:600;transition:all .2s}.roi-preset-btn:hover{border-color:var(--roi-terra);color:var(--roi-terra)}.roi-preset-btn.active{background:var(--roi-navy);color:#fff;border-color:var(--roi-navy);box-shadow:0 4px 12px #0c1e2826}.roi-calc-section{background:var(--roi-bg);padding:48px 0 80px}.roi-grid{grid-template-columns:1fr;align-items:start;gap:36px;display:grid}@media (width>=992px){.roi-grid{grid-template-columns:460px 1fr;gap:40px}}@media (width>=1200px){.roi-grid{grid-template-columns:490px 1fr;gap:48px}}.roi-inputs-col{flex-direction:column;gap:24px;display:flex}.roi-card{background:var(--roi-surface);border:1px solid var(--roi-line);border-radius:16px;padding:24px;box-shadow:0 4px 16px -8px #16273614}.roi-card-header{border-bottom:1px solid var(--roi-line);justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:12px;display:flex}.roi-card-title{font-family:var(--roi-font-heading);color:var(--roi-navy);align-items:center;gap:8px;margin:0;font-size:16px;font-weight:700;display:flex}.roi-field{margin-bottom:20px}.roi-field:last-child{margin-bottom:0}.roi-label-row{justify-content:space-between;align-items:baseline;margin-bottom:6px;display:flex}.roi-label{font-family:var(--roi-font-body);color:var(--roi-ink);font-size:14px;font-weight:600}.roi-val-badge{font-family:var(--roi-font-heading);color:var(--roi-terra);background:var(--roi-terra-soft);border-radius:6px;padding:2px 8px;font-size:14px;font-weight:700}.roi-input-box-wrap{align-items:center;display:flex;position:relative}.roi-prefix,.roi-suffix{color:var(--roi-muted);pointer-events:none;font-size:14px;font-weight:600;position:absolute}.roi-prefix{left:14px}.roi-suffix{right:14px}.roi-input{border:1.5px solid var(--roi-line);width:100%;font-family:var(--roi-font-body);color:var(--roi-ink);background:#fff;border-radius:8px;padding:10px 14px;font-size:15px;transition:all .2s}.roi-input:focus{border-color:var(--roi-terra);outline:none;box-shadow:0 0 0 3px #cf3e2826}.roi-input.has-prefix{padding-left:32px}.roi-input.has-suffix{padding-right:48px}.roi-slider{width:100%;accent-color:var(--roi-terra);cursor:pointer;margin-top:8px}.roi-help-text{color:var(--roi-muted);margin-top:4px;font-size:12px;line-height:1.4}.roi-chips-row{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}.roi-chip-btn{font-family:var(--roi-font-body);border:1px solid var(--roi-line);background:var(--roi-surface-alt);color:var(--roi-ink);cursor:pointer;border-radius:6px;padding:5px 11px;font-size:12px;font-weight:600;transition:all .15s}.roi-chip-btn:hover{border-color:var(--roi-terra);color:var(--roi-terra);background:#fff}.roi-chip-btn.active{background:var(--roi-navy);color:#fff;border-color:var(--roi-navy)}.roi-toggle-wrap{background:var(--roi-surface-alt);border:1px solid var(--roi-line);border-radius:10px;align-items:flex-start;gap:12px;margin-bottom:14px;padding:12px 14px;display:flex}.roi-toggle-wrap input[type=checkbox]{width:18px;height:18px;accent-color:var(--roi-green);cursor:pointer;margin-top:2px}.roi-toggle-text{flex:1}.roi-toggle-title{color:var(--roi-ink);font-size:13.5px;font-weight:600;display:block}.roi-toggle-sub{color:var(--roi-muted);margin-top:2px;font-size:12px;display:block}.roi-net-capex-box{background:var(--roi-navy);color:#fff;border-radius:12px;justify-content:space-between;align-items:center;margin-top:14px;padding:16px;display:flex}.roi-net-capex-label{color:#fffc;font-size:13px;font-weight:500}.roi-net-capex-val{font-family:var(--roi-font-heading);color:#fff;font-size:20px;font-weight:700}.roi-results-col{flex-direction:column;gap:28px;display:flex}@media (width>=992px){.roi-results-col{position:sticky;top:90px}}.roi-kpi-grid{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}@media (width>=640px){.roi-kpi-grid{grid-template-columns:repeat(3,1fr)}}.roi-kpi-card{background:var(--roi-surface);border:1px solid var(--roi-line);border-radius:14px;flex-direction:column;padding:20px 16px;display:flex;position:relative;overflow:hidden;box-shadow:0 4px 14px -6px #16273614}.roi-kpi-card.featured{color:#fff;background:linear-gradient(135deg,#0c1e28 0%,#173245 100%);border-color:#0c1e28;grid-column:span 2}@media (width>=640px){.roi-kpi-card.featured{grid-column:span 1}}.roi-kpi-label{letter-spacing:.06em;text-transform:uppercase;color:var(--roi-muted);margin-bottom:8px;font-size:12px;font-weight:700}.roi-kpi-card.featured .roi-kpi-label{color:var(--roi-gold)}.roi-kpi-val{font-family:var(--roi-font-heading);color:var(--roi-ink);font-variant-numeric:tabular-nums;margin-bottom:6px;font-size:clamp(1.6rem,2.3vw,2.1rem);font-weight:700;line-height:1.1}.roi-kpi-card.featured .roi-kpi-val{color:#fff}.roi-kpi-sub{color:var(--roi-muted);margin-top:auto;font-size:12px;line-height:1.35}.roi-kpi-card.featured .roi-kpi-sub{color:#ffffffd9}.roi-badge-good{color:var(--roi-green);background:var(--roi-green-soft);border-radius:4px;margin-top:4px;padding:2px 6px;font-size:11px;font-weight:700;display:inline-block}.roi-kpi-card.featured .roi-badge-good{color:#4ade80;background:#1e824c4d}.roi-chart-card{background:var(--roi-surface);border:1px solid var(--roi-line);border-radius:16px;padding:24px;box-shadow:0 4px 20px -8px #1627361a}.roi-chart-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:20px;display:flex}.roi-chart-title{font-family:var(--roi-font-heading);color:var(--roi-navy);margin:0;font-size:17px;font-weight:700}.roi-chart-legend{color:var(--roi-muted);gap:16px;font-size:12px;font-weight:600;display:flex}.roi-legend-dot{border-radius:50%;width:10px;height:10px;margin-right:4px;display:inline-block}.roi-chart-svg-wrap{width:100%;height:280px;position:relative}.roi-chart-svg{width:100%;height:100%;overflow:visible}.roi-tooltip{color:#fff;font-size:12px;font-family:var(--roi-font-body);pointer-events:none;white-space:nowrap;z-index:20;background:#0c1e28f2;border-radius:8px;padding:8px 12px;transition:opacity .15s;display:none;position:absolute;transform:translate(-50%,-120%);box-shadow:0 8px 24px #00000040}.roi-table-card{background:var(--roi-surface);border:1px solid var(--roi-line);border-radius:16px;overflow:hidden;box-shadow:0 4px 16px -8px #16273614}.roi-table-header-btn{background:var(--roi-surface-alt);cursor:pointer;width:100%;font-family:var(--roi-font-heading);color:var(--roi-navy);text-align:left;border:none;justify-content:space-between;align-items:center;padding:18px 24px;font-size:15px;font-weight:700;transition:background .2s;display:flex}.roi-table-header-btn:hover{background:#ece5d8}.roi-table-chevron{transition:transform .25s}.roi-table-card.expanded .roi-table-chevron{transform:rotate(180deg)}.roi-table-wrap{max-height:480px;display:none;overflow:auto}.roi-table-card.expanded .roi-table-wrap{display:block}.roi-table{border-collapse:collapse;width:100%;font-size:13px;font-family:var(--roi-font-body);text-align:right}.roi-table th{color:var(--roi-navy);border-bottom:1.5px solid var(--roi-line);white-space:nowrap;z-index:5;background:#f8f5ee;padding:12px 14px;font-weight:700;position:sticky;top:0}.roi-table th:first-child,.roi-table td:first-child{text-align:center}.roi-table td{border-bottom:1px solid var(--roi-line);color:var(--roi-ink);font-variant-numeric:tabular-nums;white-space:nowrap;padding:10px 14px}.roi-table tr:hover td{background:#fdfbf7}.roi-table tr.payback-row td{background:var(--roi-gold-soft);font-weight:700}.pos-cash{color:var(--roi-green);font-weight:600}.neg-cash{color:var(--roi-terra);font-weight:600}.roi-info-section{border-top:1px solid var(--roi-line);background:#fff;padding:72px 0}.roi-info-grid{grid-template-columns:1fr;gap:40px;display:grid}@media (width>=900px){.roi-info-grid{grid-template-columns:1fr 1fr;gap:48px}}.roi-info-title{font-family:var(--roi-font-heading);color:var(--roi-navy);margin-bottom:20px;font-size:24px;font-weight:700}.roi-faq-item{border-bottom:1px solid var(--roi-line);margin-bottom:18px;padding-bottom:18px}.roi-faq-item:last-child{border-bottom:none}.roi-faq-q{font-family:var(--roi-font-heading);color:var(--roi-navy);margin:0 0 8px;font-size:16px;font-weight:600}.roi-faq-a{color:var(--roi-muted);margin:0;font-size:14px;line-height:1.6}.roi-cta-band{color:#fff;text-align:center;background:linear-gradient(135deg,#0c1e28 0%,#162e3d 100%);border-radius:20px;max-width:1140px;margin:40px auto 80px;padding:64px 24px}.roi-cta-band h2{font-family:var(--roi-font-heading);margin:0 0 16px;font-size:clamp(1.8rem,3.2vw,2.5rem);font-weight:700}.roi-cta-band p{color:#ffffffd9;max-width:680px;margin:0 auto 28px;font-size:16px;line-height:1.6}.roi-cta-actions{flex-wrap:wrap;justify-content:center;gap:16px;display:flex}.roi-cta-btn{font-family:var(--roi-font-body);border-radius:999px;align-items:center;gap:8px;padding:14px 28px;font-size:15px;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex}.roi-cta-btn.primary{background:var(--roi-terra);color:#fff}.roi-cta-btn.primary:hover{background:#b83420;transform:translateY(-1px)}.roi-cta-btn.secondary{color:#fff;background:#ffffff1f;border:1px solid #ffffff40}.roi-cta-btn.secondary:hover{background:#fff3}