*{box-sizing:border-box}body{margin:0;font:14px Arial,sans-serif;color:#202124;background:#f6f6f5}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:3px}button{border:1px solid #ddd;background:#fff;color:#252525;border-radius:9px;padding:10px 13px;cursor:pointer}button:hover{border-color:#999}button[aria-pressed=true]{background:#222;color:white;border-color:#222}.primary{background:#cc1234;color:white;border-color:#cc1234}header{height:72px;display:flex;align-items:center;gap:24px;padding:12px 24px;border-bottom:1px solid #e5e5e5;background:white}.home{color:#292929;text-decoration:none;font-weight:bold}.project-name{flex:1;max-width:400px}.project-name span{font-size:10px;color:#777}.project-name input{border:0;padding:4px 0;font-weight:bold;background:transparent}.header-actions{display:flex;gap:8px;margin-left:auto}main{display:grid;grid-template-columns:310px 1fr;height:calc(100vh - 72px)}aside{background:white;border-right:1px solid #e5e5e5;padding:22px;overflow:auto}h1{font-size:25px;letter-spacing:-1px;margin:0 0 8px}h2{font-size:15px;margin:16px 0 12px}.muted,.note{color:#737373}.intro{line-height:1.5;margin-bottom:20px}.note{font-size:12px;line-height:1.6}.pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}label{display:block;font-size:12px;margin:8px 0}input:not([type=checkbox]),select,textarea{display:block;width:100%;padding:8px;border:1px solid #ddd;border-radius:6px;background:#fff;color:#222;margin-top:5px}input[type=color]{height:34px;padding:3px}input[type=range]{padding:0;accent-color:#c13}.tools{display:flex;margin:20px 0 8px;gap:5px}.tools button{flex:1}.theme{display:flex;width:100%;gap:14px;text-align:left;padding:8px;align-items:center}.theme img{width:82px;height:110px;object-fit:cover;border-radius:5px}.theme small{display:block;color:#777;line-height:1.5;margin-top:8px}.wide{width:100%;margin-top:10px}.color-row{display:flex;align-items:center;justify-content:space-between}.color-row input{width:55px}.template-preview{font:14px/1.6 Georgia;white-space:pre-line;background:#faf8f4;padding:14px;border-radius:8px;max-height:190px;overflow:auto}.section-title{display:flex;align-items:center;justify-content:space-between}.section-title button{font-size:12px;padding:6px}.work{min-width:0;min-height:0;display:flex;flex-direction:column;padding:16px 26px}.toolbar,.viewbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}#page-tabs{display:flex;gap:5px}#page-tabs button{font-size:12px}.history{display:flex;gap:4px}.segments{display:flex;gap:4px}.segments button{font-size:12px}.guide-toggle{white-space:nowrap}#canvas-stage{flex:1;min-height:100px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#eaeae7;border-radius:14px;padding:20px}canvas{max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 12px 35px #0002;touch-action:none;background:white}footer{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:#666;min-height:44px}#warnings{font-size:12px;color:#9b5214;max-height:75px;overflow:auto}#warnings p{margin:4px}#layers button{display:block;width:100%;text-align:left;margin-top:5px;font-size:12px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:#202020;color:white;padding:14px 22px;border-radius:10px;z-index:9}#three-stage{flex:1;min-height:0;background:#eaeae7;border-radius:14px;text-align:center;overflow:hidden;padding:14px;display:flex;flex-direction:column}#three-stage[hidden],[hidden]{display:none!important}.three-toolbar{display:flex;justify-content:center;align-items:center;gap:10px;flex-wrap:wrap}.three-toolbar label{display:flex;gap:8px;align-items:center}.three-toolbar input{width:90px}.perspective{flex:1;min-height:100px;display:flex;align-items:center;justify-content:center;perspective:1500px}#book{position:relative;transform-style:preserve-3d;transition:transform .25s}.sheet{position:absolute;inset:0;transform-style:preserve-3d}.sheet img{position:absolute;inset:0;width:100%;height:100%;backface-visibility:hidden;box-shadow:0 3px 16px #0003}.base{transform:translateZ(-1px)}.back-face{transform:rotateY(180deg)}.leaf{transform-origin:left center;transition:transform .45s}#book.top .leaf{transform-origin:center top}#book.top .back-face{transform:rotateX(180deg)}@media(max-width:900px){header{padding:10px;gap:10px}.project-name{display:none}main{grid-template-columns:260px 1fr}.work{padding:12px}.toolbar,.viewbar{flex-wrap:wrap}#page-tabs{flex-wrap:wrap}#save-status{display:none}}@media(max-width:650px){header{height:auto;flex-wrap:wrap}.header-actions{margin:0}main{height:auto;display:flex;flex-direction:column-reverse}.work{height:650px}aside{overflow:visible}.three-toolbar button{padding:6px}.guide-toggle{display:none}}



/* Product configuration stays outside the editing tools. */
body{height:100dvh;display:flex;flex-direction:column}
header{flex-shrink:0}
.product-settings{display:flex;align-items:center;gap:24px;padding:10px 24px;background:#fff;border-bottom:1px solid #e5e5e5;flex-shrink:0}
.product-settings label{display:flex;align-items:center;gap:10px;margin:0;white-space:nowrap;font-weight:600}
.product-settings select{width:205px;margin:0;font-weight:400}
.product-settings #dimensions{margin:0 0 0 auto;text-align:right;max-width:430px}
main{height:auto;flex:1;min-height:0}
@media(max-width:1100px){.product-settings{gap:16px}.product-settings label{display:block;font-size:11px}.product-settings select{margin-top:4px}.product-settings #dimensions{max-width:300px}}
@media(max-width:650px){body{height:auto;min-height:100dvh}.product-settings{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px;padding:10px 12px}.product-settings label{min-width:0}.product-settings select{width:100%;font-size:12px}.product-settings #dimensions{grid-column:1/-1;max-width:none;text-align:left;font-size:11px;margin:0}main{flex:none}.work{height:650px}}

/* A single toolbar leaves more vertical space for the artwork. */
.toolbar{flex-wrap:nowrap;justify-content:flex-start;gap:10px;flex-shrink:0;overflow-x:auto;padding-bottom:3px}
.toolbar #page-tabs,.toolbar .segments,.toolbar .history{flex-wrap:nowrap;flex-shrink:0}
.toolbar button{white-space:nowrap;padding:9px 10px;font-size:12px}
.toolbar .segments{margin-left:auto}
.toolbar .guide-toggle{font-size:11px;margin:0;flex-shrink:0}
.toolbar .guide-toggle input{vertical-align:middle}
button:disabled,input:disabled,select:disabled{opacity:.55;cursor:default}
@media(max-width:1200px){.toolbar{gap:6px}.toolbar button{padding:8px}.toolbar .guide-toggle{display:none}}

.theme-gallery{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.theme-gallery .theme{display:block;text-align:left;padding:6px}
.theme-gallery .theme img{width:100%;height:125px;object-fit:cover;display:block;margin-bottom:7px}
.theme-gallery .theme strong{font-size:12px;display:block;padding:2px}
.theme-gallery .theme[aria-pressed=true]{background:#fff5f6;border-color:#cc1234;color:#202124}
#text-tool .note{margin-bottom:0}
#content{min-height:145px;resize:vertical}

/* Rear cover is viewed upright when the top-fold card is turned over. */
#book.top .base .back-face{transform:rotateX(180deg) rotateZ(180deg)}

.catalog-launch{width:100%;display:flex;align-items:center;gap:14px;padding:12px;text-align:left;border-radius:12px;background:#faf9f6}.catalog-launch img{width:78px;height:108px;object-fit:cover;border-radius:6px}.catalog-launch span{display:grid;gap:8px}.catalog-launch small{color:#777;font-size:11px}.catalog-launch strong{font-size:15px;line-height:1.4}.catalog-launch em{font-style:normal;color:#b91434;font-size:12px;font-weight:bold}.text-launch{padding:20px 14px}.font-sample{font-size:21px;line-height:1.5;background:#f8f6f1;padding:13px;text-align:center;border-radius:8px}
#catalog{padding:0;border:0;border-radius:18px;width:min(1160px,calc(100vw - 32px));max-width:none;height:min(850px,calc(100dvh - 40px));max-height:none;color:#222;background:#f8f7f4;box-shadow:0 24px 90px #0005;overflow:hidden}#catalog[open]{display:flex;flex-direction:column}#catalog::backdrop{background:#15171999;backdrop-filter:blur(5px)}.catalog-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 28px 12px;background:white}.catalog-header h2{font-size:25px;letter-spacing:-.6px;margin:0}.catalog-header p{margin:7px 0;color:#666;font-size:13px}.catalog-header button{flex:none;width:40px;height:40px;padding:0;border-radius:50%}#catalog-filters{display:flex;gap:7px;padding:12px 28px 18px;background:white;flex-shrink:0;overflow-x:auto}#catalog-filters button{white-space:nowrap;font-size:12px;border-radius:30px;padding:8px 14px}#text-style-filters{display:flex;gap:7px;padding:10px 28px;background:#fff;flex-shrink:0;overflow-x:auto}#text-style-filters[hidden]{display:none}#text-style-filters button{white-space:nowrap;font-size:12px;border-radius:30px;padding:8px 14px}#catalog-grid{padding:24px 28px 32px;overflow:auto;min-height:0;align-content:start;overscroll-behavior:contain}.motif-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(175px,1fr));gap:20px}.motif-option{padding:8px 8px 12px;display:flex;flex-direction:column;text-align:left;border-radius:12px}.motif-option img{width:100%;height:235px;object-fit:contain;background:#eeeae3;border-radius:7px}.motif-option strong{padding:12px 5px 3px;font-size:14px}.motif-option small{padding:0 5px;color:#777}.motif-option[aria-pressed=true]{background:#fff0f2;border:2px solid #c13;color:#222}.wish-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.wish-grid article{background:#fff;border:1px solid #e6e1d9;border-radius:12px;padding:24px;display:flex;flex-direction:column}.wish-grid h3{font-size:13px;margin:0 0 20px;color:#745444}.wish-grid p{white-space:pre-line;text-align:center;font:17px/1.65 Georgia;margin:0 0 24px;flex:1}.wish-grid button{border-color:#cc1234;color:#ad1230;font-weight:bold}.wish-grid button:hover{background:#cc1234;color:white}
@media(max-width:650px){#catalog{width:calc(100vw - 16px);height:calc(100dvh - 16px);border-radius:12px}.catalog-header{padding:18px 16px 8px}.catalog-header h2{font-size:21px}#catalog-filters{padding:10px 16px}#text-style-filters{display:flex;gap:7px;padding:10px 28px;background:#fff;flex-shrink:0;overflow-x:auto}#text-style-filters[hidden]{display:none}#text-style-filters button{white-space:nowrap;font-size:12px;border-radius:30px;padding:8px 14px}#catalog-grid{padding:16px}.motif-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.motif-option img{height:175px}.motif-option strong{font-size:12px}.wish-grid{grid-template-columns:1fr}}

#canvas-stage{display:block;overflow:auto;padding:0;overscroll-behavior:contain}#canvas-space{display:grid;place-items:center;min-width:100%;min-height:100%}#canvas-space canvas{max-width:none;max-height:none;flex:none}.zoom-controls{display:flex;align-items:center;gap:5px;flex-shrink:0}.zoom-controls button{padding:6px 10px;font-size:12px;min-height:32px}.zoom-controls output{min-width:42px;text-align:center;font-variant-numeric:tabular-nums;color:#333}.zoom-controls button:disabled{opacity:.35;cursor:default}@media(max-width:800px){footer{flex-wrap:wrap;padding:8px 0}#view-note{font-size:11px}.zoom-controls{margin-left:auto}}

/* Warnings belong to the scrolling inspector, never the canvas flex layout. */
aside{scrollbar-gutter:stable}
aside #warnings{flex:none;max-height:120px;overflow:auto;line-height:1.45;overflow-wrap:anywhere}
aside #warnings:not(:empty){margin:12px 0;padding:10px 12px;background:#fff5e7;border:1px solid #efd8b6;border-radius:8px}
aside #warnings p{margin:0 0 6px}
aside #warnings p:last-child{margin-bottom:0}

#inline-text{position:fixed;z-index:8;outline:1px dashed #cc1234}#inline-text #content{display:block;resize:none;border:0;border-radius:0;background:transparent;padding:0;margin:0;overflow:hidden;outline:none;box-shadow:none;width:100%;min-height:0} .inline-text-bar{position:absolute;bottom:100%;left:0;display:flex;gap:4px;margin-bottom:6px;white-space:nowrap}.inline-text-bar button{font:12px Arial,sans-serif;padding:6px 10px;box-shadow:0 2px 8px #0002}.inline-text-bar button:first-child{cursor:move;touch-action:none}