.calc{align-items:start;gap:24px;display:grid}@media (width>=1000px){.calc{grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:32px}}.calc-form{gap:16px;display:grid}.calc-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);min-width:0;margin:0;padding:16px 16px 12px}@media (width>=720px){.calc-card{padding:20px 22px 16px}}.calc-card>legend{font-family:var(--serif);margin-left:-6px;padding:0 6px;font-size:1.3rem;font-weight:400}.calc-fields{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px 16px;margin-top:12px;display:grid}.calc-field{min-width:0}.calc-field-wide{grid-column:span 2}@media (width<=380px){.calc-field-wide{grid-column:auto}}.calc-field>label,.calc-field>.label,.add-oil>label{margin-bottom:4px;font-size:.9375rem;font-weight:650;display:block}.calc .hint{margin-top:4px;font-size:.875rem}.calc-card>.hint{margin:10px 0 0}.calc input[type=text],.calc select{width:100%;font:inherit;color:var(--text);background:var(--surface);border:1.5px solid var(--border-control);border-radius:var(--radius);min-height:44px;padding:8px 10px}.with-suffix,.oil-input{border:1.5px solid var(--border-control);border-radius:var(--radius);background:var(--surface);align-items:center;display:flex}.with-suffix:focus-within,.oil-input:focus-within{outline:3px solid var(--focus);outline-offset:2px}.with-suffix input[type=text],.oil-input input[type=text]{text-align:right;font-variant-numeric:tabular-nums;border:0;min-width:0}.with-suffix input:focus-visible,.oil-input input:focus-visible{outline:none}.suffix{color:var(--muted);white-space:nowrap;padding:0 10px 0 2px}.seg{flex-wrap:wrap;gap:8px;margin-top:4px;display:flex}.seg label{flex:1 1 0;min-width:0;position:relative}.seg input{opacity:0;cursor:pointer;width:100%;height:100%;margin:0;position:absolute;inset:0}.seg span{border:1.5px solid var(--border-control);border-radius:var(--radius);text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:48px;padding:6px 10px;font-weight:650;line-height:1.2;display:flex}.seg span small{color:var(--muted);font-size:.8125rem;font-weight:400}.seg input:checked+span{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.seg input:checked+span small{color:inherit}.seg input:focus-visible+span{outline:3px solid var(--focus);outline-offset:2px}.seg-small span{min-height:44px}.oil-rows{border-top:1px solid var(--border);margin:16px 0 0;padding:0;list-style:none}.oil-row{border-bottom:1px solid var(--border);grid-template-columns:minmax(0,1fr) 7.5em 44px;align-items:center;gap:8px;padding:6px 0;display:grid}.oil-name{overflow-wrap:anywhere;font-weight:400;line-height:1.3}.oil-input input[type=text]{min-height:40px;padding:6px 4px 6px 8px}.oil-remove{width:44px;height:44px;color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:50%;font-size:1rem}.oil-remove:hover{background:var(--surface-2);color:var(--danger)}.oil-empty{padding:12px 0}.oil-total{text-align:right;color:var(--muted);margin:8px 0 0}.oil-total.off{color:var(--danger);font-weight:650}.add-oil{margin-top:16px}.add-oil-row{gap:8px;display:flex}.add-oil-row select{flex:1;min-width:0}.btn-small{min-height:40px;padding:6px 14px;font-size:.9375rem}.calc-norm{border:1.5px solid var(--border-control);border-radius:var(--radius);background:var(--surface-2);margin-top:8px;padding:12px 14px}.calc-norm ul{margin:0 0 10px;padding-left:1.2em}#calc-normalize{text-align:right}#calc-normalize .calc-norm{text-align:left}.calc-out-title{margin-bottom:12px;font-size:1.6rem}.calc-bigs{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:16px;display:grid}.calc-big{background:var(--surface);border:1.5px solid var(--text);border-radius:var(--radius-lg);flex-direction:column;gap:2px;padding:14px 16px;display:flex}.calc-big-label{color:var(--muted);font-size:.875rem;font-weight:650}.calc-big-value{font-family:var(--serif);font-size:2rem;line-height:1.1}.calc-table{border-collapse:collapse;background:var(--surface);width:100%;margin-bottom:16px;font-size:.9375rem}.calc-table th,.calc-table td{text-align:left;border-bottom:1px solid var(--border);vertical-align:top;padding:8px}.calc-table thead th{color:var(--muted);border-bottom:1.5px solid var(--border-control);font-size:.8125rem;font-weight:650}.calc-table tbody th{font-weight:400}.calc-table .num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}.calc-total th,.calc-total td{border-top:1.5px solid var(--border-control);font-weight:650!important}.calc-banner{border-radius:var(--radius);border:1.5px solid;margin:0 0 12px;padding:12px 16px}.calc-banner ul{margin:4px 0 0;padding-left:1.2em}.calc-banner li{margin:2px 0}.calc-banner-title{margin:0;font-weight:700}.calc-banner-error{background:var(--danger-bg);border-color:var(--danger)}.calc-banner-warn{background:var(--warn-bg);border-color:var(--warn)}.calc-banner-info{background:var(--sage);border-color:var(--secondary)}.calc-safety{border-left:4px solid var(--accent);background:var(--surface);border-radius:var(--radius);padding:10px 14px;font-size:.9375rem}.calc-out details{border-top:1px solid var(--border);padding:4px 0 8px}.calc-out summary{cursor:pointer;min-height:44px;padding:10px 0}.calc-out summary h3{margin:0;font-size:1.25rem;display:inline}.calc-out h4{font-family:var(--font);margin:16px 0 6px;font-size:.9375rem}.calc-method ol{padding-left:1.3em}.calc-method li{margin:6px 0}.calc-method .calc-table{margin:6px 0 4px}.calc-sources{padding-left:1.2em}.qbars{gap:8px;display:grid}.qbar-head{justify-content:space-between;gap:12px;font-size:.9375rem;display:flex}.qbar-track{background:var(--surface-2);border:1px solid var(--border);border-radius:4px;height:8px;margin-top:3px;overflow:hidden}.qbar-fill{background:var(--secondary);height:100%;display:block}.calc-save{border:2px solid var(--accent);border-radius:var(--radius-lg);background:var(--surface);margin:16px 0;padding:16px 18px}.calc-save p{margin-bottom:10px}