:root{font-family:Arial,Helvetica,sans-serif;color:#203d35;background:#f7f7ef;font-synthesis:none;--line:#c8d3bf;--green:#244d40;--lime:#d9e897;--muted:#526259}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0}a{color:inherit}button,input,select{font:inherit}button,a,input,select,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #a94f26;outline-offset:4px}header,main,footer{max-width:1400px;margin:auto;padding-inline:5vw}header{height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}header a{text-decoration:none;font-size:13px}.brand{font-size:25px;letter-spacing:-1.2px;font-weight:700;text-decoration:none}.drop{margin-left:9px;color:#607c35}.edition,.eyebrow,.tag,.scene-label,.chart-axis{font-size:10px;letter-spacing:1.6px;font-weight:700}.edition{color:var(--muted)}.intro{display:grid;grid-template-columns:1.2fr 1fr;align-items:end;padding:64px 0 56px;gap:8vw}.eyebrow{margin:0 0 20px}h1{font-size:clamp(56px,6.8vw,98px);line-height:.98;letter-spacing:-5px;font-weight:400;margin:0}h1 em{font-family:Georgia,serif;font-weight:400;color:#607c35}.intro-copy{max-width:400px;padding-bottom:5px}.intro-copy>p:first-child{font-size:20px;line-height:1.6;margin-top:0}.quiet{font-size:12px;line-height:1.6;color:var(--muted)}.intro-copy .quiet{margin-top:24px}.text-link{font-size:14px;text-decoration:none;border-bottom:1px solid;padding-bottom:8px;display:inline-block}h2{font-size:35px;line-height:1.1;letter-spacing:-1.5px;font-weight:400;margin:0}h3{font-size:16px;margin:0}.workspace{border-top:1px solid var(--line)}.section-head{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:36px 0}.section-head .eyebrow{margin-bottom:12px}.tag{border:1px solid var(--line);border-radius:30px;padding:10px 14px;white-space:nowrap;letter-spacing:1px}.work-grid{display:grid;grid-template-columns:320px 1fr;border:1px solid var(--line);border-radius:6px;overflow:hidden}.controls{padding:26px;background:#f0f2e7;border-right:1px solid var(--line)}.control-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.plain{border:0;background:none;color:var(--muted);font-size:12px;padding:7px 0}.plain:hover{color:#18382c;text-decoration:underline}label{display:block;font-size:12px;font-weight:600}label>span{float:right;color:var(--muted);font-weight:400}input[type=number],select{display:block;width:100%;margin-top:8px;padding:11px 10px;border:1px solid #b7c4af;border-radius:3px;background:#fafbf4;color:#203d35;min-height:42px}input:invalid{border-color:#a94f26}select{font-size:13px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:18px 12px;margin:26px 0 16px}.capacity{padding:20px 0;border-top:1px solid var(--line)}.capacity label{display:flex;justify-content:space-between}.capacity output{font-size:22px;letter-spacing:-.7px}input[type=range]{accent-color:#416343;width:100%;cursor:pointer;margin:16px 0 8px;min-height:24px}.range-ticks{display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}.primary,.secondary{min-height:46px;border:1px solid var(--green);border-radius:3px;padding:13px 18px;font-size:13px;font-weight:600}.primary{background:var(--green);color:#fff;width:100%;margin-top:22px;display:flex;justify-content:space-between}.primary:hover{background:#37684f}.secondary{background:transparent;white-space:nowrap}.secondary:hover{background:#e8eed8}.results{padding:30px;min-width:0;background:#fbfcf6}.result-heading{display:flex;gap:20px;align-items:end;justify-content:space-between}.result-heading .eyebrow{font-size:9px}.result-heading h3{margin-top:10px}#used-total{font-size:46px;font-weight:400;letter-spacing:-2px}.unit{display:block;font-size:13px;font-weight:400;margin-top:5px}.comparison{font-size:12px;line-height:1.5;max-width:180px;text-align:right}.water-scene{margin:30px 0;background:#e9efdc;border:1px solid #d1ddbf;border-radius:5px;padding:20px}.scene-label{display:flex;justify-content:space-between;font-size:9px;letter-spacing:1px;gap:10px}.landscape{display:flex;align-items:center;justify-content:center;height:215px;gap:0}.roof-symbol,.garden-symbol{width:110px;text-align:center;font-size:8px;letter-spacing:2px}.roof-symbol svg,.garden-symbol svg{width:100%;height:110px;fill:none;stroke:#547348;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}.roof-symbol .fine{stroke-width:1;opacity:.5}.garden-symbol{width:85px;margin-left:24px}.garden-symbol svg{fill:#b5ce80;stroke-width:2}.pipe{width:45px;height:40px;border-top:3px solid #79965c;border-right:3px solid #79965c;align-self:center;margin-right:-2px;transform:translateY(-25px)}.tank{width:135px;height:165px;border:2px solid #567749;border-radius:14px 14px 20px 20px;position:relative;overflow:hidden;background:#f4f7e9}.water-fill{position:absolute;bottom:0;width:100%;background:#b5cf7c;border-top:2px solid #88a84c;transition:height .35s ease}.tank-label{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;z-index:1;text-shadow:0 0 8px #edf2df}.tank-label strong{font-size:28px;font-weight:400;letter-spacing:-1px}.tank-label span{font-size:10px;margin-top:4px}.tank-lines{position:absolute;inset:22px 8px;opacity:.4;background:repeating-linear-gradient(to bottom,transparent 0px,transparent 22px,#789356 23px,transparent 24px);width:9px}.day-control{display:grid;grid-template-columns:75px 1fr 55px;align-items:center;gap:10px;font-size:11px}.day-control input{margin:0}.day-control output{text-align:right;font-weight:400}.day-flows{border-top:1px solid #cbd8b9;margin-top:18px;padding-top:18px;display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.day-flows span{display:block;font-size:10px;color:var(--muted);margin-bottom:7px}.day-flows strong{font-size:18px;font-weight:400}.chart-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}.chart-heading h3{font-size:13px}.chart-heading span{font-size:9px}.key{width:7px;height:7px;display:inline-block;margin:0 4px 0 12px;background:#93b55b}.key.rain{border-radius:50%;background:#345b70}.chart{height:115px;display:grid;grid-template-columns:repeat(30,1fr);gap:3px;align-items:end;padding-top:18px;border-bottom:1px solid #bbcaab;margin-top:8px}.day-bar{height:100%;display:flex;align-items:end;background:transparent;border:0;position:relative;padding:0;min-width:0;border-radius:3px 3px 0 0}.day-bar .bar-fill{width:100%;background:#b5cd89;border-radius:2px 2px 0 0;min-height:3px;transition:height .25s}.day-bar[aria-pressed=true] .bar-fill,.day-bar:hover .bar-fill{background:#486c36}.day-bar .rain-dot{position:absolute;bottom:-1px;left:50%;transform:translate(-50%,11px);width:4px;height:4px;background:#345b70;border-radius:50%}.day-bar[aria-pressed=true]{outline:1px solid #486c36;outline-offset:1px}.chart-axis{display:flex;justify-content:space-between;font-size:8px;margin-top:18px;color:var(--muted)}.comparison-area{display:grid;grid-template-columns:1fr 1.5fr;gap:8vw;padding:55px 0 36px}.comparison-area p:not(.eyebrow){font-size:14px;line-height:1.7;color:var(--muted);max-width:340px}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px;text-align:left}th,td{border-bottom:1px solid var(--line);padding:14px 10px}thead th{font-size:11px;font-weight:600;background:#eff2e5}th:not(:first-child),td:not(:first-child){text-align:right}tbody th{font-weight:400}td:last-child{background:#f0f3e6;font-weight:600}.export-row{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:25px;padding:24px 0}.export-row p{font-size:14px;line-height:1.6;margin:0}.method{padding:64px 0 80px;display:grid;grid-template-columns:1fr 1.5fr;gap:8vw}.method>div>p:not(.eyebrow){font-size:14px;line-height:1.7;color:var(--muted);max-width:330px}details{border-bottom:1px solid var(--line);padding:18px 0}details:first-child{padding-top:0}summary{cursor:pointer;font-size:15px;font-weight:600;padding:6px 0}details p{font-size:13px;line-height:1.8;color:var(--muted)}footer{border-top:1px solid var(--line);min-height:100px;display:flex;align-items:center;justify-content:space-between;gap:24px}footer span,footer>a:last-child{font-size:12px}.skip{position:fixed;left:20px;top:-100px;background:white;padding:16px;z-index:20}.skip:focus{top:10px}@media(min-width:1500px){header,main,footer{padding-inline:70px}}@media(max-width:1000px){.work-grid{grid-template-columns:280px 1fr}.controls,.results{padding:22px}.garden-symbol{width:65px;margin-left:12px}.roof-symbol{width:85px}.pipe{width:25px}.edition{display:none}.result-heading{display:block}.comparison{text-align:left;max-width:none}.intro{gap:40px}.intro-copy>p:first-child{font-size:17px}.chart-heading{align-items:start;flex-direction:column;gap:8px}}@media(max-width:760px){header,main,footer{padding-inline:22px}header{height:75px}header>a:last-child{font-size:11px}.brand{font-size:22px}.intro{grid-template-columns:1fr;padding:40px 0;gap:25px}h1{font-size:64px;letter-spacing:-3px}.intro-copy{max-width:460px}.intro-copy>p:first-child{font-size:17px}.intro-copy .quiet{margin-bottom:0}.section-head{align-items:start;flex-direction:column;gap:18px}.section-head h2{font-size:31px}.tag{font-size:9px}.work-grid{grid-template-columns:1fr}.controls{border-right:0;border-bottom:1px solid var(--line)}.controls>.quiet{max-width:500px}.control-top{margin-bottom:20px}.fields{margin-top:20px}.capacity{margin-top:16px}.results{padding:22px 16px}.result-heading{display:flex}.comparison{max-width:140px;text-align:right;font-size:11px}.water-scene{padding:16px}.landscape{height:200px}.day-flows strong{font-size:16px}.day-flows span{font-size:9px}.chart-heading{flex-direction:row;align-items:center}.chart-heading span{font-size:8px}.key{margin-left:6px}.chart{gap:3px}.comparison-area,.method{grid-template-columns:1fr;gap:24px;padding:40px 0}.comparison-area h2 br,.method h2 br{display:none}.comparison-area p:not(.eyebrow),.method>div>p:not(.eyebrow){max-width:none}.export-row{flex-direction:column;align-items:start;padding:24px 0}.export-row .secondary{width:100%}footer{padding-block:28px;align-items:start;flex-direction:column;gap:16px}.method{padding-bottom:50px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

.flow-story{margin:0 0 42px;padding:24px 0 22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:240px 1fr;align-items:center;gap:40px;position:relative}.flow-story .eyebrow{font-size:9px;display:block;margin-bottom:12px}.flow-story figcaption p{font-size:24px;line-height:1.2;letter-spacing:-.7px;margin:0 0 12px}.flow-story em{font-family:Georgia,serif;color:#607c35}.flow-story .quiet{font-size:10px}.flow-story svg{width:100%;height:180px;overflow:visible;color:#6a8847}.flow-story svg path,.flow-story svg rect{stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}.flow-story .rain-strokes{color:#648b99}.flow-story .flow-pipe{stroke-dasharray:4 5;stroke-width:1.5}.flow-story .flow-water{fill:#d5e3b0;stroke:none}.flow-story .flow-plant path:first-child{fill:#c6da98}.flow-story svg text{font-size:8px;letter-spacing:2px;fill:#53664b}.flow-dot{fill:#416a76;opacity:0;offset-rotate:0deg}.dot-one{offset-path:path('M100 24 L100 39 L166 89 L215 89 L215 104 L323 104 L366 118');offset-distance:0%}.dot-two{offset-path:path('M412 126 L495 126 Q513 126 513 108 L513 96 L552 96 L594 137');offset-distance:0%}.flow-story:hover .flow-dot,.flow-story:focus .flow-dot{animation:trace-drop 2.4s ease-in-out infinite}.flow-story:hover .dot-two,.flow-story:focus .dot-two{animation-delay:1.2s}.flow-note{position:absolute;right:0;top:8px;font-size:7px;letter-spacing:1px;color:var(--muted)}@keyframes trace-drop{0%{offset-distance:0%;opacity:0}15%{opacity:1}85%{opacity:1}100%{offset-distance:100%;opacity:0}}@media(max-width:760px){.flow-story{grid-template-columns:1fr;gap:8px;padding:26px 0 18px;margin-bottom:20px}.flow-story figcaption p{font-size:25px}.flow-story figcaption p br{display:none}.flow-story figcaption p br:after{content:' '}.flow-story svg{height:auto;min-height:100px}.flow-note{font-size:6px;top:10px}.flow-story .quiet{font-size:10px}}@media(prefers-reduced-motion:reduce){.flow-story .flow-dot{animation:none!important;opacity:1;offset-distance:55%}}
/* Clip offscreen skip navigation as well as positioning it: full-page captures
   and translated viewports must not paint the unfocused link over content. */
.skip{clip-path:inset(50%)}.skip:focus{clip-path:none}

/* Local rainfall input stays secondary to the original demo. */
.rain-import{margin:18px 0;border-top:1px solid var(--line);padding:12px 0}.rain-import summary{font-size:13px}.rain-import p{font-size:12px}.rain-import code{font-size:12px;overflow-wrap:anywhere}.rain-import input[type=file]{display:block;width:100%;max-width:100%;font-size:11px;margin:10px 0;color:var(--muted)}.rain-import input::file-selector-button{border:1px solid var(--line);border-radius:3px;background:#fafbf4;color:var(--green);padding:10px;margin-right:6px}.rain-import .plain{display:block;margin-bottom:12px}.rain-import [data-error=true]{color:#963e1e}.chart-scroll{overflow-x:auto;padding:4px 3px 16px;margin-inline:-3px}.chart{grid-template-columns:repeat(var(--days,30),minmax(5px,1fr));min-width:var(--chart-width,0)}.chart-axis{margin-top:2px}#period-label{overflow-wrap:anywhere}.tag{white-space:normal;text-align:center;max-width:100%}.controls{min-width:0}