:root{--ret-primary:#2563eb;--ret-secondary:#0ea5e9;--ret-success:#16a34a;--ret-warning:#f59e0b;--ret-danger:#dc2626;--ret-gradient:linear-gradient(135deg, #1e3a8a 0%, #0ea5e9 100%)}body{background:#f4f7fb}.ret-card{border:none;border-radius:18px;overflow:hidden}.summary-card{background:var(--ret-gradient);color:#fff}.section-title{font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.5px;color:var(--ret-primary);border-bottom:2px solid #eef2ff;padding-bottom:8px;margin-bottom:18px}.input-group-text{min-width:48px;background:#f8fafc;border-right:none;font-weight:600}.form-control{border-left:none}.sticky-summary{position:sticky;top:20px}.summary-box{background:rgba(255,255,255,.12);border-radius:12px;padding:14px;margin-bottom:12px}.result-big{font-size:2.7rem;font-weight:800}.chart-wrapper{position:relative;width:100%;height:320px}.metric-card{background:#fff;border-radius:14px;padding:16px;box-shadow:0 2px 10px rgba(0,0,0,.05);height:100%}.metric-label{font-size:.72rem;font-weight:700;color:#6b7280;text-transform:uppercase}.metric-value{font-size:1.15rem;font-weight:800;color:#111827}.goal-card{border-radius:14px;padding:18px;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.05);height:100%}.goal-title{font-size:.8rem;font-weight:800;color:#6b7280;text-transform:uppercase;margin-bottom:8px}.goal-value{font-size:1.35rem;font-weight:800;color:#111827}.goal-desc{font-size:.84rem;color:#6b7280;margin-top:8px}.formula-box{background:#eff6ff;border-left:4px solid var(--ret-primary);border-radius:12px;padding:16px}.table-wrapper{max-height:500px;overflow:auto}.positive{color:var(--ret-success);font-weight:700}.negative{color:var(--ret-danger);font-weight:700}.insight-box{background:#fff;border-radius:14px;padding:16px;box-shadow:0 2px 10px rgba(0,0,0,.05);margin-bottom:14px}.insight-title{font-weight:700;color:var(--ret-primary);margin-bottom:6px}