.calc-page{padding-top:calc(var(--header) + 32px);padding-bottom:80px}.calc-heading{display:grid;grid-template-columns:1.5fr 1fr;gap:64px;align-items:end;margin-bottom:56px}.calc-heading .eyebrow{color:var(--red);margin-bottom:24px}.calc-heading h1{font-size:72px}.calc-heading>p{font-size:15px;color:var(--stone);max-width:350px;padding-bottom:6px}.calc-workspace{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(340px,1fr);gap:48px;align-items:start}.calc-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px}.calc-toolbar h2{font-size:36px}.quiet-button{font-size:12px;border-bottom:1px solid var(--line);background:none;padding:12px 0;white-space:nowrap}.quiet-button:hover{color:var(--red)}.calc-help{font-size:13px;color:var(--stone);margin:16px 0 24px}.cargo-row{background:var(--sand);border:0;border-radius:4px;padding:24px;margin:0 0 16px;min-width:0}.cargo-row legend{float:left;width:100%;display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;font-size:13px;font-weight:500}.remove-cargo{width:36px;height:36px;border:1px solid var(--line);border-radius:50%;background:transparent;font-size:20px;font-weight:400}.remove-cargo:disabled{visibility:hidden}.cargo-fields{clear:both;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px 16px}.cargo-field label{display:block;min-height:38px;font-size:12px;margin-bottom:8px}.cargo-field input,.cargo-field select{width:100%;min-width:0;border:1px solid #c4baad;background:var(--paper);border-radius:4px;min-height:48px;padding:10px 12px;font-size:16px;color:var(--ink)}.cargo-field input[aria-invalid=true]{border-color:var(--red)}.cargo-field small{display:block;font-size:10px;color:var(--stone)}.cargo-field .field-error{font-size:11px;line-height:1.5;color:#a52d20;margin-top:6px}.cargo-row-summary{display:flex;gap:20px;justify-content:space-between;padding-top:20px;font-size:11px;color:var(--stone)}.cargo-row-summary strong{color:var(--ink);font-weight:500;white-space:nowrap}.add-cargo{min-height:56px;width:100%;background:transparent;border:1px dashed #b6aa99;border-radius:4px;font-size:13px}.add-cargo:hover{background:var(--sand)}.add-cargo:disabled{opacity:.5;cursor:default}#cargo-limit{font-size:12px;color:var(--stone);min-height:28px;margin-top:12px}.calc-result{position:sticky;top:128px;background:var(--ink);color:var(--paper);padding:28px;border-radius:4px}.result-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.result-heading h2{font:11px/1.5 Mono,monospace;letter-spacing:.08em}.result-unit{font-size:14px}.cargo-volume{font:400 clamp(56px,6vw,88px)/1.1 Cormorant,Georgia,serif;display:block;margin:12px 0 4px;overflow-wrap:anywhere}.cargo-state{font-size:11px;color:#c3bcb1;min-height:36px}.result-schematic{height:160px;display:flex;align-items:center;justify-content:space-between;margin:8px 0}.cargo-diagram{width:220px;max-width:80%;height:150px}.result-schematic>span{font-size:10px;color:#c3bcb1;max-width:72px}.result-metrics{margin:0}.result-metrics>div{border-top:1px solid #fcfaf52b;display:flex;justify-content:space-between;gap:16px;padding:10px 0;font-size:12px}.result-metrics dt{color:#c3bcb1}.result-metrics dd{margin:0;white-space:nowrap}.weight-hint{font-size:10px;color:#c3bcb1;line-height:1.6;margin:4px 0 20px}.result-cta{width:100%;background:var(--paper);color:var(--ink)}.result-cta:disabled,.copy-result:disabled{opacity:.45;cursor:default}.copy-result{width:100%;background:none;color:var(--paper);font-size:12px;min-height:44px;margin-top:4px}.copy-status{font-size:11px;color:#d8cbb8}.calc-disclaimer{font-size:10px;color:#c3bcb1;border-top:1px solid #fcfaf52b;padding-top:16px;margin-top:8px}.calc-result :focus-visible{outline-color:var(--paper)}#copy-fallback{margin-top:20px;font-size:12px}#copy-text{width:100%;margin-top:12px;font-size:12px}.measure-guide{margin-top:80px;border-top:1px solid var(--line);padding-top:48px}.guide-heading{display:flex;justify-content:space-between;gap:48px;align-items:start}.guide-heading>.eyebrow{color:var(--red);padding-top:8px}.guide-heading h2{font-size:48px;width:65%}.guide-items{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:48px}.guide-items article{border-top:1px solid var(--line);padding-top:20px}.guide-items .eyebrow{color:var(--red)}.guide-items h3{font:400 30px/1.2 Cormorant,Georgia,serif;margin:20px 0 12px}.guide-items p{font-size:13px;color:var(--stone)}.calc-formula{margin-top:40px;border-block:1px solid var(--line);padding:20px 0;font-size:14px}.calc-formula summary{cursor:pointer;min-height:32px}.calc-formula p{font-size:13px;color:var(--stone);max-width:800px;margin-top:20px}.volume-promo{display:none}
@media(max-width:1100px){.calc-workspace{gap:28px;grid-template-columns:minmax(0,1.4fr) minmax(310px,1fr)}.cargo-row{padding:20px}.cargo-fields{gap:16px 12px}.calc-toolbar{align-items:flex-start;flex-direction:column;gap:8px}.calc-heading h1{font-size:62px}}
@media(max-width:800px){.calc-workspace{grid-template-columns:1fr}.calc-result{position:static;max-width:none}.calc-heading{grid-template-columns:1fr;gap:24px}.calc-heading>p{max-width:480px}.cargo-volume{font-size:76px}.result-schematic{height:150px;justify-content:flex-start;gap:24px}.calc-toolbar{flex-direction:row;align-items:center}.guide-heading{display:block}.guide-heading h2{width:auto;margin-top:24px}.guide-items{gap:24px}}
@media(max-width:600px){.calc-page{padding-top:calc(var(--header) + 16px)}.calc-heading h1{font-size:46px}.calc-heading{margin-bottom:36px}.calc-toolbar{align-items:flex-start;flex-direction:column}.calc-toolbar h2{font-size:32px}.cargo-row{padding:20px 16px}.cargo-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.cargo-row-summary{display:block;line-height:2}.cargo-row-summary>span{display:block}.calc-result{padding:24px}.guide-heading h2{font-size:38px}.guide-items{grid-template-columns:1fr}.measure-guide{margin-top:48px}.calc-page{padding-bottom:56px}.cargo-fields .cargo-field{min-width:0}}

@media(max-height:850px){.calc-result{position:static}}
@media(min-width:1001px){.volume-promo{display:grid;grid-template-columns:1.15fr 1fr;gap:64px;background:var(--ink);color:var(--paper);padding:48px 56px;margin-top:24px;margin-bottom:32px;border-radius:4px;position:relative;z-index:3}.promo-copy>.eyebrow{color:#c3bcb1;margin-bottom:24px}.promo-copy h2{font-size:52px;line-height:1.04}.promo-lead{max-width:340px;font-size:13px;line-height:1.7;color:#c3bcb1;margin-top:20px}.promo-button{margin-top:28px;background:var(--paper);color:var(--ink)}.promo-button:hover{background:#e8dfd1}.promo-demo{border-left:1px solid #fcfaf52b;padding-left:48px;display:flex;flex-direction:column;justify-content:space-between;min-width:0}.promo-demo-top{display:flex;justify-content:space-between;gap:16px;align-items:baseline;color:#c3bcb1}.promo-demo-top .eyebrow{font-size:10px;letter-spacing:.06em}.demo-size{font-size:11px;white-space:nowrap}.promo-visual{display:flex;align-items:center;gap:8px;flex:1;min-height:200px}.promo-visual .cargo-diagram{width:58%;height:auto;max-width:none}.promo-result{display:flex;align-items:baseline;gap:8px}.promo-result output{font:400 64px/1 Cormorant,Georgia,serif;font-variant-numeric:lining-nums tabular-nums}.promo-result>span{font-size:12px;color:#c3bcb1}.promo-control{border-top:1px solid #fcfaf52b;padding-top:20px;display:flex;justify-content:space-between;gap:16px;align-items:center;font-size:11px;color:#c3bcb1}.promo-quantities{display:flex;gap:8px}.promo-quantities button{width:44px;height:44px;border:1px solid #fcfaf54d;background:none;color:var(--paper);border-radius:4px;font-size:12px;transition:background .18s}.promo-quantities button[aria-pressed=true]{background:var(--paper);color:var(--ink);border-color:var(--paper)}.volume-promo :focus-visible{outline-color:var(--paper)}}
@media(min-width:1001px) and (max-width:1180px){.volume-promo{gap:32px;padding:40px 32px}.promo-demo{padding-left:28px}.promo-copy h2{font-size:46px}.promo-result output{font-size:52px}.promo-demo-top{flex-direction:column;gap:8px}}
@media(prefers-reduced-motion:reduce){.promo-quantities button{transition:none}}