.tools-shell{max-width:1050px}.calc-section{padding:34px 0 65px;border-bottom:1px solid var(--line);scroll-margin-top:20px}.calc-section:last-child{border:0}.calc-copy>span{font-size:11px;color:var(--teal-dark);font-weight:800;letter-spacing:1px}.calc-copy h2{font:600 30px var(--head);color:var(--navy);margin:6px 0 8px}.calc-copy p{max-width:780px;color:var(--muted);line-height:1.6}.dual-input{display:grid;grid-template-columns:1fr 1fr;gap:16px}.calc-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:15px}.calc-card h3{margin:0 0 17px;color:var(--navy);font:600 19px var(--head)}.calc-card label,.horizon{display:grid;gap:5px;margin:11px 0;color:#4a5a70;font-size:13px;font-weight:700}.calc-card input,.horizon input{width:100%;box-sizing:border-box;border:1px solid #ccd8dd;border-radius:8px;padding:11px;background:#fff;font:500 15px var(--body);color:var(--navy)}.horizon{max-width:260px;margin:18px 0}.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:4px 16px}.results-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:16px}.result-box{padding:17px;background:var(--navy);border-radius:11px;color:#fff}.result-box span{display:block;color:#aebfd2;font-size:11px;font-weight:700;text-transform:uppercase}.result-box b{display:block;margin-top:6px;font:600 20px var(--head);color:var(--teal)}.result-box small{display:block;margin-top:3px;color:#aebfd2}.calc-note{margin-top:14px;color:var(--muted);font-size:12px;line-height:1.5}@media(max-width:800px){.form-grid,.results-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.dual-input,.form-grid,.results-grid{grid-template-columns:1fr}.calc-copy h2{font-size:25px}}