/* Quilt planning: dimensions, explicit binding target, then cutting and purchase. */
.quilt-tool h2,.quilt-tool h3{font-family:var(--display);font-weight:500}
.quilt-toolbar{display:flex;align-items:center;justify-content:space-between;gap:28px;border-block:1px solid var(--line);padding:14px 0}
.quilt-toolbar>.assumption{max-width:630px}
.quilt-workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:48px;padding:26px 0 24px;border-bottom:1px solid var(--line)}
.quilt-workspace>section{min-width:0}
.quilt-workspace h2{font-size:22px;line-height:1.3;margin-bottom:17px}
.quilt-outline{padding-right:15px}
.quilt-plan{border-left:1px solid var(--line);padding-left:32px}
.quilt-plan>.field{margin-top:18px}
.quilt-target{padding-bottom:20px}
.quilt-figure{margin:0 0 20px}
.quilt-figure svg{width:100%;height:236px;overflow:hidden}
.quilt-figure text{font:13px var(--body);fill:var(--muted)}
.quilt-figure .quilt-shape{fill:var(--blue-soft);stroke:var(--blue);stroke-width:2;vector-effect:non-scaling-stroke}
.quilt-dimension{fill:none;stroke:var(--muted);stroke-width:1;vector-effect:non-scaling-stroke}
.quilt-extension{fill:none;stroke:var(--muted);stroke-width:1;stroke-dasharray:3 4;vector-effect:non-scaling-stroke}
.quilt-figure .quilt-diagram-label{font-size:12px;fill:var(--ink)}
.quilt-figure figcaption{font-size:12px;line-height:1.6;color:var(--muted);text-align:center;max-width:37ch;margin:8px auto 0}
.quilt-diagram-empty{min-height:285px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);font-size:14px}
.quilt-perimeter{font-size:14px;margin-top:15px;color:var(--muted)}
.quilt-purchase-settings{margin-top:23px;padding-top:20px;border-top:1px solid var(--line)}
.quilt-purchase-settings h3{font-size:18px;margin-bottom:14px}
.quilt-settings-summary{font-size:13px;line-height:1.6;margin-top:20px;color:var(--muted)}
.quilt-settings-summary strong{font-weight:500;color:var(--ink)}
.quilt-settings-summary .text-button{font-size:13px;min-height:40px}
.quilt-form-actions{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:22px 0}
.quilt-form-actions>div:first-child{display:flex;gap:20px;align-items:center}
.quilt-example-controls{display:flex;align-items:baseline;gap:25px;max-width:100%;padding-top:1px}
.quilt-example-controls details{font-size:13px;color:var(--muted);max-width:100%}
.quilt-example-controls summary{padding:11px 0;cursor:pointer;min-height:44px;text-decoration:underline;text-underline-offset:4px}
.quilt-example-controls details>div{display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.quilt-example-controls details button{text-align:left;white-space:normal;font-size:13px;min-height:44px}
.quilt-result-plan{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:48px;background:var(--blue-soft);padding:28px 32px;border-block:1px solid var(--line)}
.quilt-cut-summary,.quilt-purchase{min-width:0}
.quilt-big-number{font:500 68px/1.08 var(--display);letter-spacing:-.05em;color:var(--blue);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.quilt-big-number small{font-size:28px;letter-spacing:-.025em}
.quilt-cut-note{font-size:14px;color:var(--muted);line-height:1.6;margin-top:10px}
.quilt-cut-note strong{font-weight:500;color:var(--ink)}
.quilt-strips{max-width:260px;margin-top:18px}
.quilt-strips svg{width:100%;max-height:180px}
.quilt-strips rect{fill:var(--paper);stroke:var(--blue);stroke-width:1}
.quilt-strips text{font:12px var(--body);fill:var(--muted)}
.quilt-strips figcaption{font-size:11px;line-height:1.55;color:var(--muted);margin-top:5px}
.quilt-purchase h2{font-size:24px;line-height:1.3;margin:0 0 20px}
.quilt-purchase dl{margin:0}
.quilt-purchase dl>div{display:flex;align-items:baseline;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line);padding:13px 0}
.quilt-purchase dt{font-size:14px;max-width:26ch}
.quilt-purchase dd{margin:0;font:500 25px/1.25 var(--display);white-space:nowrap;font-variant-numeric:tabular-nums}
.quilt-purchase dl>div:last-child dt,.quilt-purchase dl>div:last-child dd{color:var(--blue)}
.quilt-rounding-note{font-size:12px;color:var(--muted);margin-top:14px;line-height:1.6}
.quilt-export{display:flex;gap:12px;margin-top:23px;flex-wrap:wrap}
.quilt-result-empty{padding:28px 32px;background:var(--blue-soft);border-block:1px solid var(--line)}
.quilt-result-empty h2{font-size:23px;margin-bottom:10px;line-height:1.3}
.quilt-result-empty p{color:var(--muted);font-size:14px;max-width:65ch}
.quilt-warning{color:var(--error);background:var(--error-soft);padding:14px 18px;border-left:2px solid var(--error);margin-top:17px;font-size:14px;line-height:1.6}
.quilt-math{background:var(--paper-2);padding:22px 32px;border-bottom:1px solid var(--line)}
.quilt-math h3{font-size:18px;margin-bottom:14px}
.quilt-math dl{display:grid;grid-template-columns:1fr 1fr;gap:16px 30px;margin:0;font-size:13px}
.quilt-math dt{color:var(--muted)}
.quilt-math dd{margin:4px 0 0;overflow-wrap:anywhere}
.quilt-guide-intro{color:var(--muted);font-size:14px;max-width:70ch;margin-bottom:15px}
.quilt-tool .below-tool{align-items:baseline}
.quilt-tool .below-tool p{max-width:78ch;line-height:1.6}
@media(max-width:900px){
 .quilt-workspace,.quilt-result-plan{gap:28px;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr)}
 .quilt-outline{padding-right:0}.quilt-plan{padding-left:24px}
 .quilt-form-actions{flex-wrap:wrap}.quilt-example-controls{margin-left:auto}
 .quilt-result-plan{padding:24px}.quilt-purchase dd{font-size:22px}
}
@media(max-width:700px){
 .quilt-toolbar{flex-direction:column;align-items:flex-start;gap:14px;padding:16px 0}
 .quilt-toolbar>.assumption{font-size:13px}
 .quilt-workspace{grid-template-columns:minmax(0,1fr);gap:27px;padding-top:23px}
 .quilt-outline{padding:0}.quilt-figure svg{height:216px}.quilt-figure{margin-bottom:19px}
 .quilt-plan{border-left:0;border-top:1px solid var(--line);padding:23px 0 0}
 .quilt-workspace h2{font-size:21px}
 .quilt-perimeter{font-size:13px}
 .quilt-form-actions{display:block;padding:20px 0 24px}
 .quilt-form-actions>div:first-child{gap:17px}
 .quilt-form-actions .button-primary{flex:1}
 .quilt-example-controls{margin:12px 0 0;justify-content:space-between;gap:15px}
 .quilt-result-plan{display:block;padding:23px 18px}
 .quilt-big-number{font-size:62px}
 .quilt-strips{max-width:240px}
 .quilt-purchase{margin-top:25px;padding-top:23px;border-top:1px solid var(--line)}
 .quilt-purchase h2{font-size:23px;margin-bottom:10px}
 .quilt-purchase dl>div{gap:15px}.quilt-purchase dt{font-size:13px}.quilt-purchase dd{font-size:24px}
 .quilt-export>*{flex:1}
 .quilt-math{padding:22px 18px}.quilt-math dl{grid-template-columns:minmax(0,1fr);gap:15px}
 .quilt-result-empty{padding:23px 18px}
 .quilt-tool .field label{font-size:13px}.quilt-tool .field-hint{font-size:12px}
}