.roi-calculator{color:#1a1a2e;max-width:960px;margin:0 auto;padding:2rem 1.25rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif}.roi-header{text-align:center;margin-bottom:2rem}.roi-title{color:#fff;margin:0 0 .5rem;font-size:2rem;font-weight:700}.roi-subtitle{color:#fff;max-width:680px;margin:0 auto;font-size:1.05rem;line-height:1.6}.roi-section{background:#fff;border:1px solid #e2e8f0;border-radius:10px;margin-bottom:.75rem;transition:box-shadow .2s;overflow:hidden;box-shadow:0 1px 3px #0000000a}.roi-section-open{border-color:#3b82f6;box-shadow:0 4px 12px #00000014}.roi-section-header{cursor:pointer;color:#1a1a2e;text-align:left;background:0 0;border:none;align-items:center;gap:.75rem;width:100%;padding:1rem 1.25rem;font-size:1.05rem;font-weight:600;transition:background .15s;display:flex}.roi-section-header:hover{background:#f8fafc}.roi-section-icon{flex-shrink:0;font-size:1.3rem}.roi-section-title{flex:1}.roi-section-chevron{color:#888;font-size:.9rem;transition:transform .2s}.roi-section-body{padding:0 1.25rem 1.25rem}.roi-input-group{margin-bottom:1rem}.roi-input-label{color:#374151;margin-bottom:.35rem;font-size:.9rem;font-weight:500;display:block}.roi-input-wrap{border:1px solid #d1d5db;border-radius:8px;align-items:center;transition:border-color .15s;display:flex;overflow:hidden}.roi-input-wrap:focus-within{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f626}.roi-input-prefix{color:#6b7280;-webkit-user-select:none;user-select:none;background:#f3f4f6;border-right:1px solid #d1d5db;align-items:center;height:38px;padding:0 .6rem;font-size:.95rem;display:flex}.roi-input{color:#1a1a2e;background:#fff;border:none;outline:none;flex:1;min-width:0;padding:.5rem .75rem;font-size:.95rem}.roi-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.roi-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.roi-input[type=number]{-moz-appearance:textfield}.roi-inputs{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;padding:1.25rem;display:grid}.roi-results{background:linear-gradient(135deg,#f0f9ff 0%,#e0f2fe 100%);border:1px solid #bae6fd;border-radius:14px;margin-top:2.5rem;padding:1.75rem}.roi-results-title{color:#0b1c3f;text-align:center;margin:0 0 1.5rem;font-size:1.4rem;font-weight:700}.roi-card{text-align:center;background:#fff;border-radius:12px;flex-direction:column;align-items:center;margin-bottom:1rem;padding:1.25rem;display:flex;box-shadow:0 2px 8px #0000000f}.roi-card:last-child{margin-bottom:0}.roi-card-value{color:#2563eb;font-size:1.5rem;font-weight:700}.roi-card-label{color:#6b7280;text-transform:uppercase;letter-spacing:.04em;margin-top:.25rem;font-size:.85rem}.roi-card-highlight{background:linear-gradient(135deg,#2563eb,#086de1)}.roi-card-highlight .roi-card-value,.roi-card-highlight .roi-card-label{color:#fff}.roi-card-hint{color:#9ca3af;margin-top:.35rem;font-size:.78rem;line-height:1.4}.roi-card-highlight .roi-card-hint{color:#fffc}.roi-table{border-collapse:collapse;background:#fff;border-radius:10px;width:100%;overflow:hidden;box-shadow:0 1px 4px #0000000f}.roi-table thead th{text-align:left;text-transform:uppercase;letter-spacing:.04em;color:#6b7280;background:#f9fafb;border-bottom:2px solid #e5e7eb;padding:.85rem 1rem;font-size:.85rem;font-weight:600}.roi-table thead th:not(:first-child){text-align:center}.roi-row td{vertical-align:middle;border-bottom:1px solid #f3f4f6;padding:.75rem 1rem;font-size:.95rem}.roi-value{color:#0b1c3f;font-weight:600;text-align:center!important}.roi-bar-wrap{background:#e5e7eb;border-radius:4px;width:100%;height:8px;overflow:hidden}.roi-bar{background:linear-gradient(90deg,#3b82f6,#06b6d4);border-radius:4px;height:100%;transition:width .4s}.roi-total-row td,.roi-annual-row td{color:#0b1c3f;background:#f9fafb;padding:1rem;font-size:1rem}.roi-annual{text-align:center;border-radius:0 0 10px 10px;color:#fff!important;background:linear-gradient(135deg,#0ea5e9,#2563eb)!important}.roi-annual strong{color:#fff}.roi-summary-cards{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin:1.5rem 0;display:grid}.roi-reset-btn{color:#fff;cursor:pointer;background:#dc2626;border:none;border-radius:8px;margin:1.5rem auto 0;padding:.7rem 2rem;font-size:.95rem;font-weight:600;transition:background .15s,transform .1s;display:block}.roi-reset-btn:hover{background:#b91c1c;transform:translateY(-1px)}.roi-reset-btn:active{transform:translateY(0)}.roi-disclaimer{color:#fff;text-align:center;margin-top:1.5rem;font-size:.8rem}@media (max-width:640px){.roi-calculator{padding:1rem .75rem}.roi-title{font-size:1.5rem}.roi-subtitle{font-size:.95rem}.roi-section-header{padding:.85rem 1rem;font-size:.95rem}.roi-section-body{padding:0 1rem 1rem}.roi-table thead th,.roi-row td{padding:.6rem .5rem;font-size:.82rem}.roi-results{padding:1.25rem 1rem}.roi-card-value{font-size:1.2rem}.roi-table thead th:nth-child(3),.roi-row td:nth-child(3){display:none}}.roi-section-header:focus-visible,.roi-reset-btn:focus-visible,.roi-input:focus-visible{outline-offset:2px;outline:2px solid #3b82f6}