.spray-volume-app{--sv-primary: var(--orchard-green, #173d31);--sv-primary-light: var(--leaf-green, #55784a);--sv-accent: var(--apple, #c45c4a);--sv-text: var(--text, #3f413d);--sv-text-muted: var(--text-muted, #6d726b);--sv-card: var(--panel-white, #ffffff);--sv-border: var(--border, #e8e4dc);--sv-input-bg: var(--bg-panel, #faf8f4);--sv-radius: var(--radius-md, 10px);--sv-shadow: var(--shadow-sm, 0 1px 2px rgba(11, 36, 28, .04));--sv-shadow-elevated: var(--shadow-md, 0 4px 16px rgba(11, 36, 28, .06));--sv-font-serif: var(--font-serif, Georgia, "Times New Roman", serif);--sv-font-sans: var(--font-sans, system-ui, sans-serif);--sv-font-mono: "Consolas", "Liberation Mono", monospace;--sv-gap: 1.25rem;color:var(--sv-text);font-family:var(--sv-font-sans)}.spray-volume-app *,.spray-volume-app *:before,.spray-volume-app *:after{box-sizing:border-box}.spray-volume-app__layout{display:grid;gap:var(--sv-gap);grid-template-columns:1fr}@media(min-width:960px){.spray-volume-app__layout{grid-template-columns:1fr 1fr;align-items:start}}.spray-volume-app__inputs,.spray-volume-app__results{display:flex;flex-direction:column;gap:var(--sv-gap)}@media(max-width:959px){.spray-volume-app__results{order:-1}}@media(min-width:960px){.spray-volume-app__results{position:sticky;top:1rem;align-self:start}}.spray-volume-app__note{margin:1.25rem 0 0;font-size:.8125rem;color:var(--sv-text-muted);text-align:center}.spray-volume-app .card{background:var(--sv-card);border-radius:calc(var(--sv-radius) + 2px);box-shadow:var(--sv-shadow);padding:1.25rem 1.35rem;border:1px solid var(--sv-border);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}.spray-volume-app .card:hover{border-color:color-mix(in srgb,var(--sv-primary-light) 35%,var(--sv-border))}.spray-volume-app .card__title{display:flex;align-items:center;gap:.65rem;margin:0 0 1rem;font-size:1.0625rem;font-weight:600;color:var(--sv-primary)}.spray-volume-app .card__step{display:inline-grid;place-items:center;flex-shrink:0;width:1.6rem;height:1.6rem;border-radius:50%;background:var(--sage, #dfe8dc);color:var(--sv-primary);font-size:.75rem;font-weight:700}.spray-volume-app .field{margin-bottom:1rem}.spray-volume-app .field:last-child{margin-bottom:0}.spray-volume-app .field label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.35rem;color:var(--sv-text)}.spray-volume-app .field__hint{margin:.35rem 0 0;font-size:.75rem;color:var(--sv-text-muted)}.spray-volume-app .field-row{display:flex;gap:.5rem;align-items:stretch}.spray-volume-app .field-row input[type=number],.spray-volume-app .field-row input[type=text]{flex:1;min-width:0}.spray-volume-app input[type=text],.spray-volume-app input[type=number],.spray-volume-app input[type=date],.spray-volume-app select{width:100%;padding:.5rem .65rem;font-size:.9375rem;font-family:inherit;border:1px solid var(--sv-border);border-radius:var(--radius-sm, 6px);background:var(--sv-input-bg);color:var(--sv-text)}.spray-volume-app input:focus,.spray-volume-app select:focus{outline:2px solid var(--sv-primary-light);outline-offset:1px;border-color:var(--sv-primary-light)}.spray-volume-app input:disabled{opacity:.55;cursor:not-allowed}.spray-volume-app .unit-select{width:auto;min-width:4.5rem;flex-shrink:0}.spray-volume-app .checkbox-field{display:flex;align-items:flex-start;gap:.5rem;margin-bottom:1rem}.spray-volume-app .checkbox-field input{margin-top:.2rem;accent-color:var(--sv-primary)}.spray-volume-app .checkbox-field label{font-size:.875rem;font-weight:500;cursor:pointer}.spray-volume-app .segmented{display:flex;flex-wrap:wrap;gap:.35rem;margin-bottom:1rem;padding:.3rem;background:color-mix(in srgb,var(--sage, #dfe8dc) 55%,white);border-radius:999px;border:1px solid var(--sv-border)}.spray-volume-app .segmented__btn{flex:1;min-width:fit-content;padding:.5rem .75rem;font-size:.8125rem;font-family:inherit;font-weight:500;border:none;border-radius:999px;background:transparent;color:var(--sv-text-muted);cursor:pointer;transition:background .15s ease,color .15s ease,box-shadow .15s ease}.spray-volume-app .segmented__btn:hover{color:var(--sv-text)}.spray-volume-app .segmented__btn--active{background:var(--sv-card);color:var(--sv-primary);box-shadow:var(--sv-shadow)}.spray-volume-app .results-card{border-color:color-mix(in srgb,var(--sv-primary) 45%,var(--sv-border));box-shadow:var(--sv-shadow-elevated);background:linear-gradient(180deg,color-mix(in srgb,var(--sage, #dfe8dc) 45%,white) 0%,var(--sv-card) 42%)}.spray-volume-app .results-card__title{margin:0 0 .75rem;font-size:1rem;font-weight:600;color:var(--sv-primary)}.spray-volume-app .results-card__hero{text-align:center;padding:1rem 0 1.25rem;border-bottom:1px solid var(--sv-border);margin-bottom:1rem}.spray-volume-app .results-card__hero-value{font-size:clamp(2.5rem,6vw,3.25rem);font-weight:700;color:var(--sv-accent);line-height:1.1;font-variant-numeric:tabular-nums;animation:sv-pop .45s cubic-bezier(.22,1.2,.36,1) both}.spray-volume-app .results-card__hero-unit{font-size:1.25rem;font-weight:500;color:var(--sv-primary);margin-left:.25rem;animation:sv-pop .45s .05s cubic-bezier(.22,1.2,.36,1) both}.spray-volume-app .results-card__hero-label{margin:.35rem 0 0;font-size:.875rem;color:var(--sv-text-muted)}.spray-volume-app .results-card__message{padding:1rem;background:color-mix(in srgb,var(--cream, #f6f1e7) 80%,white);border:1px solid var(--sv-border);border-radius:var(--radius-sm, 6px);color:var(--sv-text);font-size:.875rem;text-align:center}.spray-volume-app .results-card__message--muted{background:transparent;border-style:dashed;color:var(--sv-text-muted)}.spray-volume-app .results-card__empty{display:grid;gap:.35rem;justify-items:center;padding:1.5rem 1rem}.spray-volume-app .results-card__empty p{margin:0;max-width:16rem;line-height:1.45}.spray-volume-app .results-card__empty-mark{letter-spacing:.2em;color:var(--sv-primary-light);opacity:.7;animation:sv-pulse 1.8s ease-in-out infinite}@keyframes sv-pop{0%{opacity:0;transform:translateY(.4rem) scale(.94)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes sv-pulse{0%,to{opacity:.35}50%{opacity:.85}}@media(prefers-reduced-motion:reduce){.spray-volume-app .results-card__hero-value,.spray-volume-app .results-card__hero-unit,.spray-volume-app .results-card__empty-mark,.spray-volume-app .btn,.spray-volume-app .card{animation:none!important;transition:none!important}}.spray-volume-app .results-grid{display:grid;gap:.5rem}.spray-volume-app .results-row{display:flex;justify-content:space-between;align-items:baseline;font-size:.875rem;gap:1rem}.spray-volume-app .results-row dt{margin:0;color:var(--sv-text-muted);font-weight:400}.spray-volume-app .results-row dd{margin:0;font-weight:600;font-variant-numeric:tabular-nums;text-align:right}.spray-volume-app .trace-list{margin:0;padding:0;list-style:none}.spray-volume-app .trace-list li{font-family:var(--sv-font-mono);font-size:.8125rem;color:var(--sv-text);padding:.35rem 0;border-bottom:1px solid var(--sv-border);line-height:1.45}.spray-volume-app .trace-list li:last-child{border-bottom:none}.spray-volume-app .print-sheet{font-size:.875rem}.spray-volume-app .print-sheet h3{margin:0 0 .75rem;font-family:var(--sv-font-serif);color:var(--sv-primary);font-size:1.125rem}.spray-volume-app .print-sheet__meta{margin-bottom:1rem}.spray-volume-app .print-sheet__meta p{margin:.25rem 0}.spray-volume-app .print-sheet table{width:100%;border-collapse:collapse;margin:.75rem 0;font-size:.8125rem}.spray-volume-app .print-sheet th,.spray-volume-app .print-sheet td{text-align:left;padding:.35rem .5rem;border-bottom:1px solid var(--sv-border)}.spray-volume-app .print-sheet th{font-weight:600;color:var(--sv-primary);width:40%}.spray-volume-app .print-sheet__recommendation{margin:1rem 0;padding:.75rem 1rem;background:var(--sv-input-bg);border-left:4px solid var(--sv-accent);font-weight:500}.spray-volume-app .print-sheet__disclaimer{margin-top:1rem;font-size:.75rem;color:var(--sv-text-muted);font-style:italic}.spray-volume-app .action-bar{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.5rem}.spray-volume-app .btn{padding:.55rem 1rem;font-size:.875rem;font-family:inherit;font-weight:500;border-radius:999px;border:1px solid var(--sv-border);background:var(--sv-card);color:var(--sv-primary);cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .15s ease}.spray-volume-app .btn:hover{background:var(--sv-input-bg);border-color:var(--sv-primary-light);transform:translateY(-1px)}.spray-volume-app .btn:active{transform:translateY(0)}.spray-volume-app .btn:disabled{opacity:.45;cursor:not-allowed}.spray-volume-app .btn--primary{background:var(--sv-primary);color:#fff;border-color:var(--sv-primary)}.spray-volume-app .btn--primary:hover{background:var(--sv-primary-light);border-color:var(--sv-primary-light);color:#fff}.spray-volume-app .btn--accent{background:var(--sage, #dfe8dc);color:var(--sv-primary);border-color:var(--sv-primary-light)}.spray-volume-app .btn--accent:hover{background:var(--sv-input-bg)}.spray-volume-app .live-region{min-height:1.25rem;font-size:.8125rem;color:var(--sv-primary);margin-top:.5rem}.spray-volume-app .blocks-intro{margin:-.5rem 0 1rem}.spray-volume-app .blocks-list{display:flex;flex-direction:column;gap:1rem}.spray-volume-app .block-entry{padding:1rem;background:var(--sv-input-bg);border:1px solid var(--sv-border);border-radius:var(--sv-radius)}.spray-volume-app .block-entry__header{display:flex;justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.75rem}.spray-volume-app .block-entry__heading{font-weight:600;font-size:.9375rem;color:var(--sv-primary)}.spray-volume-app .btn--small{padding:.3rem .6rem;font-size:.75rem}.spray-volume-app .btn--add-block{width:100%;margin-top:.25rem;border-style:dashed;color:var(--sv-primary);background:transparent}.spray-volume-app .btn--add-block:hover{background:var(--sv-input-bg);border-color:var(--sv-primary-light)}.spray-volume-app .block-entry--active{border-color:var(--sv-accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--sv-accent) 25%,transparent)}.spray-volume-app .visual-block-editor__intro{margin:-.5rem 0 1rem}.spray-volume-app .visual-block-editor__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}.spray-volume-app .visual-block-editor__item{display:flex;flex-direction:column;gap:.35rem;border-radius:var(--sv-radius)}.spray-volume-app .visual-block-editor__item--active{box-shadow:0 0 0 2px var(--sv-accent)}.spray-volume-app .visual-block-editor__select{display:block;width:100%;padding:0;border:1px solid var(--sv-border);border-radius:var(--sv-radius);background:var(--sv-card);cursor:pointer;text-align:left;font:inherit;color:inherit;overflow:hidden}.spray-volume-app .visual-block-editor__select:hover{border-color:var(--sv-primary-light)}.spray-volume-app .visual-block-editor__item--active .visual-block-editor__select{border-color:var(--sv-accent)}.spray-volume-app .visual-block-editor__toolbar{display:flex;justify-content:center;gap:.35rem}.spray-volume-app .visual-block-editor__combined{margin-top:1.25rem;padding-top:1rem;border-top:1px solid var(--sv-border)}.spray-volume-app .visual-block-editor__combined-label{margin:0 0 .5rem;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--sv-text-muted)}.spray-volume-app .visual-block-editor__combined-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:flex-end}.spray-volume-app .visual-block-editor__combined-chip{flex:1 1 140px;max-width:200px;border-left:3px solid var(--block-color, var(--sv-primary));padding-left:.35rem}.spray-volume-app .visual-block-editor__add{margin-top:1rem}.spray-volume-app .block-diagram{margin:0}.spray-volume-app .block-diagram__svg{display:block;width:100%;height:auto;min-height:120px;max-height:200px}.spray-volume-app .block-diagram--compact .block-diagram__svg,.spray-volume-app .visual-block-editor__combined-chip .block-diagram__svg{min-height:80px;max-height:120px}.spray-volume-app .block-diagram__caption{display:flex;flex-direction:column;gap:.15rem;padding:.5rem .65rem .6rem;font-size:.75rem;border-top:1px solid var(--sv-border);background:var(--sv-input-bg)}.spray-volume-app .block-diagram__title{font-weight:600;color:var(--sv-primary)}.spray-volume-app .block-diagram__summary{color:var(--sv-text-muted)}.spray-volume-app .block-diagram__stats{color:var(--sv-text);font-variant-numeric:tabular-nums}.spray-volume-app .diagram-placeholder{font-size:11px;fill:var(--sv-text-muted)}.spray-volume-app .diagram-dim{font-size:9px;fill:var(--sv-text-muted)}.spray-volume-app .diagram-ellipsis{font-size:10px;fill:var(--sv-text-muted);font-weight:600}.spray-volume-app .print-block-layouts{margin:1rem 0;page-break-inside:avoid}.spray-volume-app .print-block-layouts__note{margin:0 0 .75rem;font-size:.8125rem;color:var(--sv-text-muted)}.spray-volume-app .print-block-layouts__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.spray-volume-app .print-block-layouts__diagram .block-diagram__svg{min-height:140px;max-height:220px}.spray-volume-app .print-only{display:none}@media(max-width:600px){.spray-volume-app .print-block-layouts__grid{grid-template-columns:1fr}}.spray-volume-noscript{margin:0;padding:1rem;background:var(--cream, #f6f1e7);border:1px solid var(--border, #e8e4dc);color:var(--text-muted, #6d726b)}@media print{.spray-volume-app #print-sheet h2{font-size:16pt;color:#173d31!important;margin:0 0 12pt;border-bottom:2pt solid #173d31;padding-bottom:6pt}.spray-volume-app #print-sheet h3{font-size:12pt;margin:12pt 0 6pt;color:#173d31!important}.spray-volume-app #print-sheet .print-sheet__recommendation{background:#f5f5f5!important;border-left:3pt solid #c45c4a!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}.spray-volume-app .print-block-layouts__grid{display:grid!important;grid-template-columns:repeat(2,1fr)!important;gap:10pt!important}.spray-volume-app .print-block-layouts__diagram{break-inside:avoid;border:1pt solid #ccc!important;overflow:hidden}.spray-volume-app .print-block-layouts .block-diagram__caption{background:#f5f5f5!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}.spray-volume-app .print-block-layouts circle{-webkit-print-color-adjust:exact;print-color-adjust:exact}}