.calculator-shell{align-items:start;gap:var(--space-6);display:grid}.calculator-shell__input,.calculator-shell__result{min-width:0}@media (width>=64rem){.calculator-shell{grid-template-columns:minmax(0,1.05fr) minmax(22rem,.95fr)}.calculator-shell__result{position:sticky;top:6rem}}@media print{.calculator-shell{display:block}.calculator-shell__result{position:static}}.result-metric-grid{gap:var(--space-3);display:grid}.result-metric{gap:var(--space-1);border:1px solid var(--color-border);border-radius:var(--radius-small);padding:var(--space-4);background:var(--color-surface);display:grid}.result-metric span{color:var(--color-muted);font-size:.86rem}.result-metric strong{font-variant-numeric:tabular-nums;font-size:1.2rem}.result-metric--emphasis{border-color:var(--color-text);background:var(--color-text);color:var(--color-inverse-text)}.result-metric--emphasis span{color:var(--color-inverse-muted)}.calculation-list-panel{border:1px solid var(--color-border);border-radius:var(--radius-small);padding:var(--space-4);background:var(--color-surface)}.calculation-list-panel h3{margin:0 0 var(--space-2);font-size:1rem}.calculation-list-panel ul{color:var(--color-muted);margin:0;padding-left:1.2rem}.snow-hero{border-bottom:1px solid var(--color-border);padding-block:clamp(var(--space-8), 8vw, var(--space-16));background:linear-gradient(135deg, var(--color-surface), var(--color-primary-soft))}.snow-hero h1{max-width:18ch;margin-bottom:var(--space-4);font-size:clamp(2.2rem,6vw,4.5rem)}.snow-hero__lead{max-width:52rem;color:var(--color-muted);margin:0;font-size:1.1rem}.snow-page{padding-block:clamp(var(--space-8), 7vw, var(--space-16))}.snow-panel{gap:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-medium);padding:clamp(var(--space-4), 4vw, var(--space-8));background:var(--color-surface);display:grid}.snow-panel__heading h2{margin:0 0 var(--space-2)}.snow-panel__heading p:last-child{color:var(--color-muted);margin:0}.snow-panel form{gap:var(--space-5);display:grid}.snow-panel fieldset{gap:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-small);padding:var(--space-4);margin:0;display:grid}.snow-panel legend{padding-inline:var(--space-2);font-weight:800}.snow-field-grid{gap:var(--space-4);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.snow-panel label{gap:var(--space-2);min-width:0;font-weight:700;display:grid}.snow-panel input,.snow-panel select{border:1px solid var(--color-border);border-radius:var(--radius-small);background:var(--color-input);min-width:0;min-height:2.9rem;color:var(--color-text);padding:.6rem .75rem}.snow-panel input:focus-visible,.snow-panel select:focus-visible{outline:3px solid color-mix(in srgb, var(--color-primary) 35%, transparent);outline-offset:2px}.snow-unit{color:var(--color-muted);pointer-events:none;place-self:end;margin-top:-2.4rem;margin-right:.75rem;font-size:.85rem}.snow-special-fields{gap:var(--space-4);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.snow-special-fields .field-hint{grid-column:1/-1;margin:0}.snow-check{grid-template-columns:auto 1fr;align-items:center;gap:var(--space-2)!important;display:flex!important}.snow-check input{width:1.1rem;min-height:auto}.snow-submit{width:100%}.snow-results{min-height:34rem}.snow-actions{gap:var(--space-2);flex-wrap:wrap;align-items:center;display:flex}.snow-actions .button{flex:10rem}.copy-status{color:var(--color-muted);font-size:.85rem}.snow-roof-scheme{border:1px solid var(--color-border);border-radius:var(--radius-small);padding:var(--space-3);background:var(--color-background)}.snow-roof-scheme svg{width:100%;max-height:11rem}.roof-line,.roof-base{fill:none;stroke:var(--color-primary);stroke-linecap:round;stroke-width:5px}.roof-base{stroke:var(--color-border-strong);stroke-width:3px}.roof-arrow{fill:none;stroke:var(--color-accent);stroke-width:3px}.snow-roof-scheme text{fill:var(--color-text);font:700 16px var(--font-sans)}.snow-roof-scheme p{margin:var(--space-2) 0 0;color:var(--color-muted);font-size:.82rem}.snow-roof-scheme[data-roof-type=gable] .roof-line--left{transform:translate(32px)}.snow-roof-scheme[data-roof-type=gable] .roof-line--right{transform:translate(-32px)}.snow-limitations{border-left:4px solid var(--color-warning);padding:var(--space-4);background:color-mix(in srgb, var(--color-warning) 8%, var(--color-surface))}.snow-limitations h3{margin-top:0}.snow-limitations ul{color:var(--color-muted);margin-bottom:0}.snow-crosslink{margin-top:var(--space-12);border-top:1px solid var(--color-border);padding-block:var(--space-8);background:var(--color-surface)}.snow-crosslink a{color:var(--color-primary);font-weight:800;text-decoration:none}.snow-crosslink__sep{margin-inline:var(--space-3);color:var(--color-subtle)}@media (width<=42rem){.snow-field-grid,.snow-special-fields{grid-template-columns:1fr}.snow-special-fields .field-hint{grid-column:auto}}@media print{.site-header,.site-footer,.snow-hero nav,.snow-panel form,.snow-actions,.snow-crosslink,.snow-limitations{display:none!important}.snow-page{padding:0}.snow-panel{border:0;padding:0}.snow-roof-scheme{break-inside:avoid}}