.calculator-page{background:#efeee8}.calculator-header{position:relative;background:#292929}.calculator-header nav a[aria-current="page"]{color:#d9ff36}.calculator-hero{background:#292929;color:#f8f7f1;padding:clamp(5rem,9vw,9rem) clamp(1.2rem,7vw,7.5rem) clamp(4rem,7vw,7rem)}.calculator-hero h1{font-family:'Barlow Condensed',Arial,sans-serif;font-size:clamp(4.8rem,11vw,10rem);font-weight:800;letter-spacing:-.035em;line-height:.82;text-transform:uppercase;margin:.6rem 0 2rem}.calculator-hero h1 span{color:transparent;-webkit-text-stroke:1px rgba(248,247,241,.78)}.calculator-hero>p:last-child{max-width:700px;font-size:clamp(1rem,1.5vw,1.2rem)}.calculator-shell{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);max-width:1480px;margin:0 auto;padding:clamp(3rem,6vw,6rem) clamp(1.2rem,4vw,4.5rem);gap:clamp(2rem,5vw,5rem);align-items:start}.calculator-controls h2,.calculator-guide h2{font-family:'Barlow Condensed',Arial,sans-serif;font-size:clamp(3.3rem,6vw,5.8rem);font-weight:800;letter-spacing:-.025em;line-height:.9;text-transform:uppercase;margin:.5rem 0}.calculator-title-row{display:flex;justify-content:space-between;align-items:flex-start;gap:2rem;margin-bottom:2.5rem}.unit-field,.waste-field{display:flex;flex-direction:column;gap:.45rem;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase}.unit-field select,.waste-field select,.dimension-grid input{font:inherit;color:#292929;background:#f8f7f1;border:1px solid rgba(41,41,41,.28);border-radius:0}.unit-field select,.waste-field select{min-width:190px;padding:.8rem}.dimension-group{border:0;border-top:1px solid rgba(41,41,41,.22);padding:1.6rem 0 2rem;margin:0}.dimension-group legend{font-family:'Barlow Condensed',Arial,sans-serif;font-size:1.8rem;font-weight:700;text-transform:uppercase;padding:0 1rem 0 0}.include-toggle{display:inline-flex;align-items:center;gap:.6rem;margin:.25rem 0 1.2rem;font-size:.86rem}.include-toggle input{width:1.1rem;height:1.1rem;accent-color:#292929}.dimension-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.dimension-grid label{display:grid;grid-template-columns:1fr auto;gap:.35rem;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.dimension-grid input{grid-column:1/-1;width:100%;padding:1rem;font-size:1.12rem;font-weight:600;letter-spacing:0}.dimension-grid input:focus,.unit-field select:focus,.waste-field select:focus{outline:3px solid rgba(41,41,41,.18);border-color:#292929}.dimension-grid.is-disabled{opacity:.42}.dimension-grid.is-disabled input{pointer-events:none}.waste-field{border-top:1px solid rgba(41,41,41,.22);padding-top:1.5rem}.calculator-output{position:sticky;top:2rem;background:#292929;color:#f8f7f1;padding:clamp(1.4rem,3vw,2.5rem)}.concrete-preview{background:#1e1e1e;border:1px solid rgba(255,255,255,.12);margin-bottom:1.5rem}.concrete-preview svg{display:block;width:100%;height:auto}.concrete-preview text{fill:#d9d8d1;font-family:Manrope,Arial,sans-serif;font-size:13px;letter-spacing:.04em}.tube-count-label{fill:#d9ff36!important;font-weight:700}.result-primary{padding:1rem 0 1.5rem;border-bottom:1px solid rgba(255,255,255,.2)}.result-primary>span,.result-primary small{display:block;color:#b9b8b2;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase}.result-primary strong{display:block;font-family:'Barlow Condensed',Arial,sans-serif;font-size:clamp(4rem,7vw,6.6rem);line-height:1;color:#d9ff36;margin:.35rem 0}.result-breakdown{margin:0}.result-breakdown div{display:flex;justify-content:space-between;gap:1rem;padding:.9rem 0;border-bottom:1px solid rgba(255,255,255,.14)}.result-breakdown dt{color:#b9b8b2}.result-breakdown dd{margin:0;font-weight:700;text-align:right}.calculator-cta{background:#d9ff36;color:#292929;width:100%;margin:1.5rem 0 0}.calculator-guide{display:grid;grid-template-columns:1fr 2.2fr;gap:4rem;padding:clamp(4rem,8vw,8rem) clamp(1.2rem,7vw,7.5rem);background:#f8f7f1}.calculator-guide>div{max-width:800px}.calculator-guide p{font-size:1.04rem}.calculator-guide h3{font-family:'Barlow Condensed',Arial,sans-serif;font-size:2rem;text-transform:uppercase;margin:2.2rem 0 .5rem}.calculator-note{display:grid;grid-template-columns:1fr 3fr;gap:2rem;padding:2rem clamp(1.2rem,7vw,7.5rem);background:#d9ff36}.calculator-note strong{text-transform:uppercase;letter-spacing:.1em}.calculator-note p{margin:0;max-width:900px}.tube-shape{transition:transform .25s ease}.footer-legal{display:flex;gap:1.2rem;flex-wrap:wrap}.footer-legal a{text-decoration:underline;text-underline-offset:.2rem}@media(max-width:950px){.calculator-shell{grid-template-columns:1fr}.calculator-output{position:relative;top:auto}.calculator-guide{grid-template-columns:1fr;gap:1.2rem}}@media(max-width:650px){.calculator-title-row{display:grid}.unit-field select{width:100%}.dimension-grid{grid-template-columns:1fr}.calculator-shell{padding-left:1rem;padding-right:1rem}.calculator-output{padding:1.2rem}.result-primary strong{font-size:4.5rem}.calculator-note{grid-template-columns:1fr}.calculator-hero h1{font-size:4.8rem}}