/* A six-page reader. The book frame stays still; only paper turns. */
.book-guide{--body:var(--pixel);font-family:var(--pixel);font-size:14px;line-height:1.65;font-synthesis:none}
.book-guide button,.book-guide input,.book-guide code{font-family:var(--pixel)}
.book-guide main{padding:20px 0 32px}
.book-guide main>.wrap{width:min(1040px,calc(100% - 32px))}
.folio-reader{--ink:#392b20;--quiet:#6b5038;--edge:3px;position:relative;margin:auto}
.folio-reader *{font-family:var(--pixel);font-weight:400;box-sizing:border-box}
.folio-reader [hidden]{display:none!important}
/* In-flow sticky controls reserve their own space, and stop at the book's end. */
.folio-navigation{position:sticky;top:0;z-index:20;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:10px;min-height:64px;margin:0 14px 14px;padding:4px 12px;background:#291d14 url(/assets/dirt.webp) 0 0/64px;border-bottom:2px solid #9c795744}
.folio-position{grid-column:2;grid-row:1;text-align:center;line-height:1.6}
.folio-caption{display:block;color:#e9dec9;font-size:12px}
.folio-count{display:block;color:#bdae97;font-size:11px}
.folio-arrow{display:flex;align-items:center;gap:12px;min-width:44px;min-height:48px;width:max-content;padding:8px 2px;font-size:13px;color:#eddec0;text-decoration:none;grid-row:1}
.folio-prev{grid-column:1}.folio-next{grid-column:3;justify-self:end}
.folio-arrow span{display:block;width:36px;height:21px;flex:none;background:url(/assets/minecraft/page_forward.png) center/100% 100% no-repeat;image-rendering:pixelated}
.folio-prev span{background-image:url(/assets/minecraft/page_backward.png)}
.folio-next:hover span,.folio-next:focus-visible span{background-image:url(/assets/minecraft/page_forward_highlighted.png)}
.folio-prev:hover span,.folio-prev:focus-visible span{background-image:url(/assets/minecraft/page_backward_highlighted.png)}
.folio-arrow:hover{color:#ffff55}.folio-arrow[aria-disabled=true]{opacity:.6;cursor:wait}
.folio-reader :focus-visible{outline:2px solid #976e27;outline-offset:5px}
.folio-navigation :focus-visible{outline-color:#ffff55}
.folio-narrow{display:none}
/* Each half excludes the original inner leather edge. Original stitches meet
   in one shared gutter. Nine-slicing preserves the corners as square pixels. */
.folio-book{position:relative;scroll-margin-top:78px}
.folio-stage{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);container-type:inline-size;isolation:isolate;perspective:2000px}
.folio-stage:before,.folio-stage:after,.folio-page:before{content:"";position:absolute;inset:0;pointer-events:none;border:solid transparent;border-width:calc(12 * var(--edge)) calc(15 * var(--edge)) calc(14 * var(--edge)) calc(14 * var(--edge));border-image:url(/assets/minecraft/book-half.png) 12 15 14 14 fill stretch;image-rendering:pixelated}
.folio-stage:before{right:50%;transform:scaleX(-1)}
.folio-stage:after{left:50%}
/* Stitches belong to the binding, not to the turning sheet. Keep their exact
   original edge pixels above both faces throughout the entire motion. */
.folio-binding{position:absolute;inset:0;z-index:6;pointer-events:none}
.folio-binding:before,.folio-binding:after{content:"";position:absolute;top:0;bottom:0;width:calc(8 * var(--edge));border:solid transparent;border-width:calc(12 * var(--edge)) 0 calc(14 * var(--edge));border-image:url(/assets/minecraft/book-binding.png) 12 0 14 0 fill stretch;image-rendering:pixelated}
.folio-binding:before{right:50%;transform:scaleX(-1)}
.folio-binding:after{left:50%}
.folio-page{--page-inset:5.8cqw;position:relative;min-width:0;min-height:650px;padding:48px var(--page-inset) 90px;color:var(--ink);line-height:1.7;font-size:14px;z-index:1}
.folio-page:before{z-index:-1}
.folio-left:before{transform:scaleX(-1)}
.folio-content{position:relative;overflow-wrap:break-word}
.folio-kicker{font-size:11px;line-height:1.7;color:var(--quiet);margin:0 0 17px}
.folio-page h1,.folio-title{font-size:27px;line-height:1.35;margin:0 0 24px;letter-spacing:-.025em;text-wrap:balance}
.folio-page h1:focus,.folio-title:focus{outline:none}
.folio-page p{margin:0 0 17px}
.folio-page h3{font-size:15px;line-height:1.5;margin:0 0 7px}
.folio-page a{color:#68431f;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px;line-height:1.85}
.folio-page a:hover{color:#24150c;text-decoration-thickness:2px}
.folio-page a:after{content:none}
.folio-links{display:grid;justify-items:start;gap:7px;margin:22px 0}
.folio-links a{padding-block:5px}
.folio-note{color:var(--quiet);font-size:12px;line-height:1.7}
.folio-endnote{margin-top:32px!important;font-size:12px;color:var(--quiet)}
.folio-number{position:absolute;left:0;right:0;bottom:38px;text-align:center;font-size:11px;color:var(--quiet)}
.folio-steps{margin:0;padding:0 0 0 23px;display:grid;gap:20px}
.folio-steps li{padding-left:5px}.folio-steps li::marker{color:var(--quiet);font-size:12px}
.folio-steps p{margin:0}
.folio-address{display:block;font-size:17px;margin-top:9px}
.folio-section{margin-top:22px}
.folio-section p{margin-bottom:10px}
.folio-command{display:block;font-size:13px;line-height:1.8;margin:8px 0 12px;overflow-wrap:anywhere}
.folio-roadmap{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:21px}
.folio-roadmap time{display:block;color:var(--quiet);font-size:12px;margin-bottom:5px}
.folio-roadmap p{margin:0}
/* The image occupies one paper width, with the actual paper showing through
   its alpha fade. Its reserved aspect ratio prevents loading layout shifts. */
.folio-spawn-image{margin:-15px calc(28px - var(--page-inset)) 0;aspect-ratio:1.52;mask-image:linear-gradient(#000 48%,transparent 100%)}
.folio-spawn-image img{width:100%;height:100%;display:block;object-fit:cover;object-position:center 43%}
.folio-spawn-story{position:relative;margin-top:-44px}
.folio-spawn-story .folio-title{margin-bottom:23px}
.folio-footnote{text-align:center;margin:20px 0 0;font-size:10px;color:#ac9b82}
/* An opaque two-sided paper leaf. Backface culling is on each face, never
   on the 3D parent. No half-way DOM swap, no mirrored text surface. */
.folio-turn{position:absolute;inset:0;z-index:4;pointer-events:none;overflow:clip;perspective:2000px}
.folio-sheet{position:absolute;top:0;left:50%;width:50%;height:100%;transform-origin:left center;transform-style:preserve-3d;will-change:transform}
.folio-sheet.is-back{left:0;transform-origin:right center}
.folio-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;transform:rotateY(0deg);isolation:isolate}
.folio-face.is-verso{transform:rotateY(180deg)}
.folio-face>.folio-page{min-height:100%;height:100%;width:100%;margin:0}
.folio-face .folio-page:before{border-image-source:url(/assets/minecraft/book-leaf.png)}
.folio-shade{position:absolute;inset:calc(8 * var(--edge)) calc(8 * var(--edge)) calc(10 * var(--edge)) 0;background:linear-gradient(90deg,#36211099,transparent 80%);pointer-events:none}
.folio-face.is-verso .folio-shade{inset:calc(8 * var(--edge)) 0 calc(10 * var(--edge)) calc(8 * var(--edge));background:linear-gradient(270deg,#36211099,transparent 80%)}
.folio-stage>.folio-page{min-height:var(--page-height,650px)}
.folio-underlay{position:absolute;inset:0;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);z-index:2;pointer-events:none}
.folio-underlay>.folio-page{height:100%;min-height:100%}
@media(min-width:901px) and (max-width:1100px){
 .folio-page{--page-inset:48px;font-size:13px;padding-top:42px;min-height:650px}
 .folio-page h1,.folio-title{font-size:23px}
 .folio-command{font-size:12px}
 .folio-page h3{font-size:14px}
}
@media(max-width:900px){
 .book-guide main{padding:8px 0 26px}
 .book-guide main>.wrap{width:calc(100% - 16px)}
 .folio-reader{--edge:2px;max-width:480px}
 .folio-wide{display:none}.folio-narrow{display:flex}.folio-count.folio-narrow{display:block}
 .folio-navigation{margin:0 4px 8px;padding:4px 5px;gap:5px;min-height:60px}
 .folio-caption{font-size:10px}.folio-count{font-size:10px}
 .folio-arrow{font-size:11px;gap:6px}.folio-arrow span{width:30px;height:18px}
 .folio-stage{display:block;perspective:1400px}
 .folio-stage:before{display:none}.folio-stage:after{left:0}
 .folio-binding:before{display:none}.folio-binding:after{left:0}
 .folio-page{--page-inset:12cqw;padding:36px var(--page-inset) 80px;min-height:580px;font-size:13px;line-height:1.75}
 .folio-page:not([data-selected]){display:none}
 .folio-left:before{transform:none}
 .folio-page h1,.folio-title{font-size:24px;margin-bottom:22px}
 .folio-page h3{font-size:14px}
 .folio-kicker{font-size:10px;margin-bottom:15px}
 .folio-number{bottom:29px}
 .folio-steps{gap:19px;padding-left:19px}.folio-steps li{padding-left:2px}
 .folio-command{font-size:12px}
 .folio-spawn-image{margin:-13px calc(22px - var(--page-inset)) 0;aspect-ratio:1.35}
 .folio-spawn-story{margin-top:-35px}
 .folio-sheet,.folio-sheet.is-back{width:100%;left:0}
 .folio-sheet.is-back{transform-origin:left center}
 .folio-underlay{display:block}
 .folio-face.is-verso{display:none}
 .folio-face .folio-page,.folio-underlay .folio-page{display:block}
 .folio-stage>.folio-page{min-height:var(--page-height,580px)}
}
@media(prefers-reduced-motion:reduce){.folio-sheet{will-change:auto}}