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50%}.book-leaf-slot{width:var(--leaf-w);height:100%;transform-style:preserve-3d;position:absolute;top:0}.book-leaf-slot--left{left:0}.book-leaf-slot--right{right:0}.book-leaf-slot--flip{z-index:20;pointer-events:none;backface-visibility:hidden;transition:transform .62s var(--ease), box-shadow .62s var(--ease)}.book-leaf-slot--flip.book-flip-leaf--next{transform-origin:0%}.book-leaf-slot--flip.book-flip-leaf--next.is-turning{transform:rotateY(-176deg);box-shadow:46px 0 70px #00000052}.book-leaf-slot--flip.book-flip-leaf--prev{transform-origin:100%}.book-leaf-slot--flip.book-flip-leaf--prev.is-turning{transform:rotateY(176deg);box-shadow:-46px 0 70px #00000052}@media (prefers-reduced-motion:reduce){.book-leaf-slot--flip{transition:opacity .25s;transform:none}.book-leaf-slot--flip.is-turning{opacity:0}}.book-leaf{background-color:var(--paper-raised);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter 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p{font-family:var(--font-display);color:var(--ink-soft);font-size:clamp(.9rem,3vw,1.1rem);font-style:italic}.book-leaf--cover{container-type:size}.book-leaf--cover.cover-cloth--forest{color:#f4efe4;background-color:#1d3d2f}.book-leaf--cover.cover-cloth--burgundy{color:#f6eadc;background-color:#6b1c2a}.book-leaf--cover.cover-cloth--navy{color:#eef1f4;background-color:#1a2744}.book-leaf--cover.cover-cloth--cream{color:#2a2118;background-color:#e8d9c0}.book-leaf-inner{z-index:1;height:100%;padding:clamp(1.1rem,4.4vw,2.3rem) clamp(1rem,3.8vw,2rem) clamp(1.8rem,4.4vw,2.8rem);font-size:clamp(.82rem,1.85vw,1.05rem);line-height:1.55;position:relative;overflow:hidden}.book-leaf-heading{margin-bottom:.6em}.book-leaf-num{font-family:var(--font-display);color:color-mix(in srgb, var(--accent) 55%, var(--ink));font-size:1.35em;font-style:italic;line-height:1;display:block}.book-leaf-heading h1,.book-leaf-heading h2{font-family:var(--font-display);overflow-wrap:anywhere;margin-top:.15em;font-size:1.3em;font-weight:500;line-height:1.15}.book-leaf-body{white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:.85em}.book-leaf-photo{margin:.9em 0}.book-leaf-photo img{object-fit:cover;background:color-mix(in srgb, var(--ink) 6%, var(--paper));border-radius:var(--radius-sm);width:100%;max-height:9.5rem;display:block}.book-leaf-photo figcaption{color:var(--ink-soft);margin-top:.3em;font-size:.85em}.book-leaf-folio{letter-spacing:.04em;color:var(--ink-soft);font-variant-numeric:tabular-nums;font-size:.7rem;position:absolute;bottom:.65rem}.book-leaf-slot--left .book-leaf-folio{left:1rem}.book-leaf-slot--right .book-leaf-folio{right:1rem}.book-spread-counter{color:var(--ink-soft);font-variant-numeric:tabular-nums;font-size:.95rem}.write-layout{flex-direction:column;gap:1.5rem;display:flex}.prompt-slip{background:var(--paper-raised);width:min(28rem,100%);box-shadow:0 12px 32px var(--shadow);border-radius:var(--radius-xl);padding:1.15rem 1.3rem 1.3rem}.prompt-slip-text{font-family:var(--font-display);overflow-wrap:anywhere;font-size:clamp(1.15rem,2.4vw,1.4rem);font-style:italic;font-weight:500;line-height:1.4}.write-book{--leaf-w:min(100%, 22rem);--leaf-h:32rem;justify-content:center;display:flex}.write-spread{flex-direction:column;align-items:center;gap:.85rem;display:flex;position:relative}.write-spread .book-leaf-slot{width:var(--leaf-w);height:var(--leaf-h);position:relative}.write-spread .book-leaf{overflow:auto}.write-spread .book-leaf-inner{overflow:visible}.write-leaf{flex-direction:column;min-height:100%;display:flex}.write-title{width:100%;font:inherit;color:inherit;overflow-wrap:anywhere;background:0 0;border:0;border-radius:0;margin:0;padding:0}.write-title:focus-visible,.write-body:focus-visible,.write-caption:focus-visible{outline:3px solid 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1.05rem;font-size:1rem;font-weight:500;display:inline-flex}.write-file:has(input:disabled){opacity:.45;pointer-events:none}.write-desk{flex-wrap:wrap;align-items:center;gap:.75rem 1rem;display:flex}.write-desk-close{border-top:1px solid var(--line);width:100%;padding-top:.75rem}@media (width>=56rem){.write-layout{grid-template-columns:min(20rem,28%) 1fr;grid-template-areas:"slip book""desk desk";align-items:start;gap:1.5rem 2.25rem;display:grid}.prompt-slip{grid-area:slip;width:100%;position:sticky;top:1.25rem}.write-book{--leaf-w:clamp(14.5rem, 28vw, 24rem);--leaf-h:calc(var(--leaf-w) * 1.28);grid-area:book;justify-content:flex-start}.write-spread{flex-direction:row;align-items:stretch;gap:.35rem}.write-spread:before{content:"";pointer-events:none;z-index:6;background:linear-gradient(90deg,#0000,#0000003d 44%,#0000004d 50%,#0000003d 56%,#0000);width:2.6rem;margin-left:-1.3rem;position:absolute;inset:0 0 0 50%}.write-desk{grid-area:desk}}.print-demo{font-family:var(--font-display);overflow-wrap:anywhere;max-width:22ch;font-size:clamp(1.5rem,4vw,2rem);line-height:1.35}.send-print{flex-direction:column;gap:.65rem;display:flex}@media (prefers-reduced-motion:reduce){.percent-bar-fill{transition:none}.chapter-box:hover{transform:none}}