.roi-hero{padding:calc(var(--envbar-h) + 9rem) 0 4.5rem;background:linear-gradient(135deg,#08141f,#00334f 60%,#00507a);color:#f5f6fa}
.roi-hero .section-sub{color:rgba(245,246,250,.72)}
.roi-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
@media(max-width:900px){.roi-grid{grid-template-columns:1fr}}
.roi-inputs,.roi-out{border:1px solid var(--line);border-radius:14px;padding:2.6rem 2.8rem;background:#fff;box-shadow:0 14px 40px rgba(0,51,79,.08)}
.roi-inputs h2,.roi-out h2{font-size:1.7rem;margin:0 0 1.8rem;color:#00334f}
.roi-inputs label{display:block;font-size:1.45rem;color:#00334f;margin-bottom:1.8rem}
.roi-inputs output{float:right;font-family:var(--font-mono);font-weight:600;color:#007f87}
.roi-inputs input[type=range]{width:100%;margin-top:.8rem;accent-color:#007f87}
.roi-note{font-size:1.25rem;line-height:1.7;color:#57768f;border-top:1px dashed var(--line);padding-top:1.4rem}
.ro-line{display:flex;justify-content:space-between;padding:1.05rem 0;border-bottom:1px solid #edf2f7;font-size:1.45rem;color:#22435c}
.ro-line b{font-family:var(--font-mono);color:#00334f}
.ro-line.sub b{color:#b34848}
.ro-total{display:flex;justify-content:space-between;align-items:center;margin-top:1.6rem;padding:1.5rem 1.8rem;border-radius:10px;background:#002438;color:#fff;font-size:1.5rem}
.ro-total b{font-family:var(--font-mono);color:#00e1ff;font-size:1.8rem}
.roi-out .btn{width:100%;justify-content:center;display:inline-flex;margin-top:1.8rem}
.asm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
@media(max-width:900px){.asm-grid{grid-template-columns:1fr}}
.asm{border:1px solid var(--line);border-radius:10px;padding:1.8rem;background:#fff}
.asm b{display:block;font-size:1.45rem;color:#00334f;margin-bottom:.6rem}
.asm p{font-size:1.35rem;line-height:1.75;color:#4a6b82;margin:0}
.roi-foot{font-size:1.25rem;color:#57768f;margin-top:2rem}
.cta-strip{background:linear-gradient(135deg,#08141f,#00334f);color:#f5f6fa;padding:5.5rem 0;text-align:center}
.cta-strip h2{color:#fff;font-size:clamp(24px,2.6vw,34px);margin:0 0 1rem}
.center{text-align:center}