/* HTR standalone calculator. System typography: no external font requests. */
:root{--green:#285447;--green-d:#193e34;--green-l:#eef4ef;--ink:#20392f;--muted:#5e6d64;--line:#dce3dc;--card:#fff;--bg:#f5f6f1;--warn:#73521f;--warnbg:#faf4e7;--blue:#355a69;--bluebg:#f0f5f6;--font:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--font);-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
button,a,input,select,summary{-webkit-tap-highlight-color:transparent}
a{color:var(--green)}
button,a,summary{touch-action:manipulation}
button{cursor:pointer}
:focus-visible{outline:3px solid #98701f;outline-offset:4px}
[hidden]{display:none!important}
.wrap{max-width:1248px;margin:0 auto;padding:0 32px 56px}
.toolnav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:88px;border-bottom:1px solid var(--line)}
.toolnav a{text-decoration:none;color:var(--muted);font-size:14px;font-weight:550;padding:10px 0}
.toolnav .toolnav-brand{font-size:21px;color:var(--green-d);font-weight:750;letter-spacing:-.6px;white-space:nowrap}
.toolnav-brand span{font-weight:450}
.toolnav-links{display:flex;align-items:center;gap:24px}
.toolnav-links a:hover{color:var(--green-d);text-decoration:underline;text-underline-offset:5px}
.htr-intro{padding:36px 0 32px}
.htr-eyebrow{font-size:13px;line-height:1.5;font-weight:650;letter-spacing:.1em;text-transform:uppercase;color:var(--green);margin:0 0 12px}
h1{font-size:40px;line-height:1.14;letter-spacing:-1.4px;max-width:830px;font-weight:650;margin:0 0 16px;text-wrap:balance}
h2{font-size:21px;line-height:1.35;font-weight:650;letter-spacing:-.35px;margin:0 0 18px}
h3{font-size:16px;line-height:1.4;margin:0;font-weight:650}
p{margin:0 0 16px}
.sub{color:var(--muted);font-size:16px;line-height:1.65;margin:0;max-width:820px}
.htr-workspace{display:grid;grid-template-columns:352px minmax(0,1fr);gap:24px;align-items:start;margin-bottom:48px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;min-width:0}
.htr-input-card{padding:22px}
.htr-section-head{display:flex;gap:10px;align-items:center;margin-bottom:6px}
.htr-section-head h2{margin:0}
.htr-step{display:grid;place-items:center;width:27px;height:27px;border:1px solid #c5d6c9;border-radius:50%;color:var(--green);font-size:13px;font-weight:650;flex:none}
.htr-section-note{font-size:14px;color:var(--muted);margin:0 0 20px}
.item{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-template-areas:"rowhead rowhead" "type type" "size size" "thick qty" "packing packing" "error error" "bundle bundle";gap:14px 12px;align-items:start;padding:18px 0;border-top:1px solid var(--line)}
.item>div{min-width:0}
.htr-row-head{grid-area:rowhead;display:flex;gap:8px;align-items:center;min-height:28px;font-size:14px;font-weight:650}
.swatch{width:10px;height:10px;flex:none;border-radius:3px;display:inline-block}
.htr-panel-name{flex:1}
.htr-field-type{grid-area:type}.htr-field-size{grid-area:size}.htr-field-thickness{grid-area:thick}.htr-field-qty{grid-area:qty}
label{display:block;font-size:14px;line-height:1.4;color:var(--ink);font-weight:550;margin:0 0 7px}
input,select{width:100%;min-width:0;min-height:46px;background:#fff;border:1px solid #bac8bc;border-radius:8px;padding:10px 11px;font-size:16px;line-height:1.4;color:var(--ink);font-variant-numeric:tabular-nums}
select{padding-right:28px}
input:hover,select:hover{border-color:#8da193}
input:focus,select:focus{outline:2px solid var(--green);outline-offset:2px;border-color:var(--green)}
input[aria-invalid=true]{border-color:#a5392b;background:#fffaf8}
.htr-custom-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:12px}
.htr-custom-thick{margin-top:12px}
.del{border:0;background:transparent;color:var(--muted);border-radius:8px;width:44px;height:44px;line-height:1;font-size:20px;margin:-8px -7px -8px 0;flex:none}
.del:hover{color:#993c30;background:#fcf0ed}
.del:disabled{opacity:.35;cursor:default;background:transparent;color:var(--muted)}
.bundleinfo{grid-area:bundle;font-size:14px;line-height:1.6;color:var(--muted);padding:12px;background:#f6f7f2;border-radius:8px;overflow-wrap:anywhere}
.bundleinfo b{color:var(--green-d);font-weight:600}
.htr-row-error{grid-area:error;margin:0;color:#993c30;font-size:14px;line-height:1.5}
.addbtn{width:100%;min-height:46px;border:1px dashed #91a997;border-radius:8px;background:transparent;color:var(--green);font-weight:600;font-size:14px;padding:10px 12px;margin:4px 0 24px}
.addbtn:hover{background:var(--green-l);border-color:var(--green)}
.ctpick{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;border:0;border-top:1px solid var(--line);padding:20px 0 0;margin:0;min-width:0}
.ctpick legend{float:left;grid-column:1/-1;width:100%;font-size:14px;font-weight:600;line-height:1.5;margin-bottom:4px;padding:0}
.ctbtn,.boxbtn,.planbtn,.playbtn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:10px 12px;min-height:44px;font-size:14px;line-height:1.4;font-weight:600;color:var(--muted)}
.ctbtn{font-size:14px;padding:10px 5px}
.ctbtn:hover,.boxbtn:hover,.planbtn:hover{border-color:#91a997;color:var(--green-d)}
.ctbtn.on,.boxbtn.on{background:var(--green);border-color:var(--green);color:#fff}
.planbtn.on{background:var(--green-l);border-color:#9db7a5;color:var(--green-d)}
.ctspec{grid-column:1/-1;color:var(--muted);font-size:14px;line-height:1.65;margin:6px 0 0}
.ctspec b{color:var(--ink);font-weight:550}
.cta.htr-mobile-result{display:none}
.res{padding:24px;scroll-margin-top:24px}
.htr-result-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px}
.htr-result-head .htr-section-note{margin:0;font-size:14px;color:var(--green)}
.big{font-size:32px;font-weight:650;line-height:1.2;letter-spacing:-.8px}
.big small{display:block;font-size:14px;font-weight:400;line-height:1.6;letter-spacing:0;color:var(--muted);margin-top:7px}
.htr-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;margin:20px 0 24px}
.htr-summary dt{font-size:13px;color:var(--muted);line-height:1.4;margin-bottom:5px}
.htr-summary dd{font-size:21px;line-height:1.3;font-weight:600;font-variant-numeric:tabular-nums;margin:0}
.htr-summary dd span{font-size:14px;font-weight:400;color:var(--muted)}
.htr-viz-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 10px}
.htr-viz-head>span{font-size:13px;color:var(--muted)}
.vizbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.htr-view-actions{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap;margin-top:12px}
#boxpick{display:flex;gap:6px;flex-wrap:wrap}
#boxpick .boxbtn{min-width:44px;padding:9px}
.htr-camera-actions{display:flex;gap:8px;flex-wrap:wrap}
.playbtn{background:var(--green);border-color:var(--green);color:white}
.playbtn:hover{background:var(--green-d)}
.playbtn:disabled,.boxbtn:disabled{opacity:.5;cursor:default}
#stage{height:340px;position:relative;overflow:hidden;background:#f5f7f2;border:1px solid var(--line);border-radius:10px;margin-top:12px;isolation:isolate}
#stage canvas{display:block;touch-action:pan-y}
.stage-logo{position:absolute;top:14px;left:16px;z-index:2;pointer-events:none;font-size:14px;font-weight:600;color:#647f6a;line-height:1.3}
.stage-logo span{display:block;font-size:11px;font-weight:400;letter-spacing:.04em;margin-top:2px}
.stagecap{color:var(--muted);font-size:13px;line-height:1.5;margin:10px 0 18px;text-align:left}
.planhelp,.insight,.topup,.multialert{font-size:14px;line-height:1.6;border-radius:8px;padding:14px 16px;overflow-wrap:anywhere}
.planhelp{color:var(--muted);background:#f6f7f3;margin:20px 0 0;border-left:3px solid #b0c5b4}
.planhelp b{color:var(--ink);font-weight:550}
.insight{background:var(--bluebg);color:var(--blue);margin-top:14px}
.topup{background:var(--warnbg);color:var(--warn);margin-top:10px}
.multialert{display:none;gap:10px;background:#fdf0ec;color:#923b29;border-left:3px solid #bc684d;margin:0 0 20px}
.multialert .ico{font-size:18px}
.htr-breakdown{margin-top:26px}
.htr-load{border:1px solid var(--line);border-radius:9px;margin-top:12px;padding:16px}
.htr-load-heading{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;font-size:14px;line-height:1.5}
.htr-load-heading strong{font-weight:650}.htr-load-heading span{color:var(--muted);font-size:13px}
table{width:100%;border-collapse:collapse;font-size:14px;margin-top:12px;table-layout:fixed}
th,td{text-align:left;padding:10px 0;border-bottom:1px solid var(--line);vertical-align:top;overflow-wrap:anywhere}
th{font-size:12px;font-weight:550;color:var(--muted);padding-top:0}
th:first-child{width:47%;padding-right:12px}
th:not(:first-child),td.n{text-align:right}
td:first-child{padding-right:10px}
td.n{font-variant-numeric:tabular-nums;font-weight:550}
td .dot{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:6px}
.bar{height:6px;border-radius:4px;background:#e6ebe3;overflow:hidden;margin:14px 0 7px}
.bar i{display:block;height:100%;background:var(--green);border-radius:4px}
.bar i.hot{background:#98701f}
.util{font-size:13px;line-height:1.5;color:var(--muted)}
.quotebox{padding:22px;background:var(--green-l);border:1px solid #d5e2d7;border-radius:12px;margin-top:26px;scroll-margin-top:24px}
.quotehd{font-size:21px;font-weight:650;line-height:1.35;margin-bottom:8px;letter-spacing:-.3px}
.quotesub{font-size:14px;line-height:1.6;color:var(--muted);margin-bottom:16px}
.ctaprev{font-size:14px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:18px}
.ctaprev b{font-weight:600}
.ctarow{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cta{display:flex;align-items:center;justify-content:center;min-height:46px;padding:10px 14px;border-radius:8px;font-size:14px;line-height:1.5;font-weight:600;text-align:center;text-decoration:none;border:1px solid #bdcebf;background:transparent;color:var(--green)}
.cta:hover{background:#dfeadf;border-color:var(--green)}
.cta.primary{grid-column:1/-1;min-height:50px;background:var(--green);border-color:var(--green);color:#fff;font-size:16px}
.cta.primary:hover{background:var(--green-d)}
.ctaalt{color:var(--muted);font-size:13px;line-height:1.6;margin-top:14px}
.disc{font-size:13px;color:var(--muted);line-height:1.65;margin:20px 0 0}
.htr-input-notice{padding:22px;background:#faf4e7;border:1px solid #ead8b5;border-radius:10px;color:#73521f;font-size:16px;line-height:1.6;margin-bottom:20px}
.htr-input-notice p{margin:8px 0 0;font-size:14px}
.htr-result-status{color:var(--muted);font-size:14px;margin-top:20px}
.htr-resource-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:32px;margin-bottom:40px}
.htr-resource-grid .card{padding:28px}
.worked{font-size:16px;line-height:1.8;color:var(--muted)}
.worked b{color:var(--ink);font-weight:550}
.assump{border-top:1px solid var(--line);padding-top:20px;margin:20px 0 0;font-size:14px;line-height:1.75;color:var(--muted)}
.assump b{color:var(--ink)}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border:0}
.faq summary{display:flex;gap:12px;align-items:baseline;cursor:pointer;padding:18px 0;min-height:52px;font-size:16px;font-weight:550;line-height:1.5;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;font-weight:400;line-height:1;flex:none;margin-left:auto;color:var(--green)}
.faq details[open] summary::after{content:"−"}
.faq .a{font-size:15px;line-height:1.75;padding:0 22px 20px 0;color:var(--muted)}
.faq a{color:var(--green);text-underline-offset:3px}
.htr-products{background:none;border:0;padding:0}
.htr-products>.sub{font-size:14px}
.products{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:22px}
.products a{padding:20px;border:1px solid var(--line);border-radius:10px;background:white;text-decoration:none;min-height:110px;transition:background .15s,border-color .15s}
.products a:hover{border-color:#8fa994;background:var(--green-l)}
.products b{display:block;color:var(--green-d);font-size:16px;line-height:1.5;font-weight:600;margin-bottom:6px}
.products small{display:block;font-size:14px;line-height:1.6;color:var(--muted)}
.htr-footer{border-top:1px solid var(--line);margin-top:40px;padding-top:24px;color:var(--muted);font-size:14px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.htr-footer a{text-underline-offset:4px}
.htr-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.htr-skip{position:absolute;top:8px;left:20px;padding:10px;background:#fff;z-index:10;transform:translateY(-160%)}
.htr-skip:focus{transform:translateY(0)}
.htr-stage-error{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px;text-align:center;font-size:16px;background:#f5f7f2;color:var(--muted)}
.htr-stage-error strong{color:var(--ink);margin-bottom:8px}
/* Keep one page scroll: long mixed-panel forms must not trap scrolling. */
@media(max-width:1059px){.wrap{padding:0 24px 40px}.htr-workspace{grid-template-columns:320px minmax(0,1fr);gap:18px}.htr-input-card,.res{padding:20px}.htr-resource-grid{gap:20px}.htr-load{padding:12px}.htr-camera-actions{width:100%}h1{font-size:36px}}
@media(max-width:879px){.htr-workspace{grid-template-columns:1fr;gap:20px}.htr-input-card{padding:24px}.item{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-areas:"rowhead rowhead" "type size" "thick qty" "packing packing" "error error" "bundle bundle"}.ctpick{grid-template-columns:repeat(3,minmax(0,110px))}.cta.htr-mobile-result{display:flex;margin-top:18px}.htr-resource-grid{grid-template-columns:1fr}.htr-camera-actions{width:auto}#stage{height:380px}.products{grid-template-columns:repeat(2,minmax(0,1fr))}.htr-result-head{margin-bottom:16px}}
@media(max-width:599px){.wrap{padding:0 16px 32px}.toolnav{min-height:0;align-items:flex-start;gap:4px;flex-direction:column;padding:16px 0 12px}.toolnav .toolnav-brand{padding:0;font-size:21px}.toolnav-links{gap:18px;max-width:100%;flex-wrap:wrap}.toolnav-links a{font-size:13px;padding:10px 0}.htr-intro{padding:26px 0}.htr-eyebrow{font-size:12px;margin-bottom:10px}h1{font-size:30px;line-height:1.18;letter-spacing:-.8px;margin-bottom:14px}h2{font-size:20px}.sub{font-size:15px;line-height:1.65}.htr-workspace{gap:20px;margin-bottom:32px}.htr-input-card,.res{padding:20px;border-radius:12px}.item{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-areas:"rowhead rowhead" "type type" "size size" "thick qty" "packing packing" "error error" "bundle bundle";padding:18px 0;gap:14px 12px}.ctpick{grid-template-columns:repeat(3,minmax(0,1fr))}.htr-result-head{gap:8px}.htr-result-head .htr-section-note{font-size:12px}.big{font-size:30px}.htr-summary{gap:8px;padding:16px 0}.htr-summary dd{font-size:19px}.htr-summary dd span{font-size:12px}.htr-summary dt{font-size:12px}.htr-viz-head>span{display:none}.vizbar{display:grid;grid-template-columns:1fr 1fr;gap:8px}.planbtn{font-size:13px;padding:10px 7px}.htr-camera-actions{width:100%}.htr-camera-actions button{flex:1}.htr-view-actions{gap:10px}#stage{height:280px}.stagecap{font-size:13px}.htr-load{padding:14px}.htr-load-heading span{font-size:13px}table,tbody{display:block}thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}tbody tr{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:10px;margin:0;padding:14px 0;border-bottom:1px solid var(--line)}tbody tr:last-child{border-bottom:0;padding-bottom:0}td{display:block;border:0;padding:0;font-size:15px}td:first-child{grid-column:1/-1;font-size:14px}td.n{text-align:left;font-weight:600}td.n::before{content:attr(data-label);display:block;font-size:12px;font-weight:400;color:var(--muted);margin-bottom:4px}.quotebox{padding:18px;margin-top:24px}.quotehd{font-size:20px}.ctarow{grid-template-columns:1fr}.cta.primary{grid-column:auto}.htr-resource-grid{gap:20px;margin-bottom:32px}.htr-resource-grid .card{padding:22px}.products{grid-template-columns:1fr;gap:10px}.products a{min-height:0;padding:18px}.htr-footer{margin-top:32px}}
@media(max-width:599px){.toolnav-links{gap:10px}.toolnav-links a{display:inline-flex;align-items:center;min-height:44px}h1{font-size:28px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* Pallet inputs share the existing responsive form grid. */
.htr-packing{grid-area:packing;border:1px solid var(--line);border-radius:10px;padding:14px;background:#fafbf7;min-width:0}
.htr-packing summary,.htr-container-limits summary{font-size:15px;font-weight:650;cursor:pointer;min-height:32px;line-height:1.5}
.htr-packing-note{font-size:12px;line-height:1.55;color:var(--muted);margin:8px 0 12px}
.htr-packing-note:last-child{margin-bottom:0}
.htr-packing-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 10px;margin-top:14px}
.htr-packing-grid label{font-size:13px;min-height:36px;margin-bottom:6px}
.htr-packing input:disabled{color:var(--muted);background:#edf1e9;opacity:1}
.htr-container-limits{border-top:1px solid var(--line);padding-top:18px;margin-top:18px}
.htr-weight-detail{font-size:13px;line-height:1.6;color:var(--muted);margin:-6px 0 20px}
.htr-packed-size{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.ctaprev{user-select:text}