dialog.preview-dialog{border:none;padding:0;margin:0;width:100vw;max-width:100vw;height:100vh;max-height:100vh;background:transparent;overflow-y:auto;overflow-x:hidden}dialog.preview-dialog::backdrop{background:#141414c7;backdrop-filter:blur(6px)}dialog.preview-dialog .preview-close{position:fixed;top:18px;right:18px;z-index:10;width:40px;height:40px;background:var(--color-cream);border:1px solid var(--color-rule);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--color-ink);transition:background-color .15s,transform .15s;box-shadow:0 4px 12px #00000040}dialog.preview-dialog .preview-close:hover{background:#fff;transform:scale(1.05)}dialog.preview-dialog .preview-stack{width:100%;max-width:760px;margin:0 auto;padding:40px 16px 80px;display:flex;flex-direction:column;gap:18px}dialog.preview-dialog .preview-leaf{background:#fff;box-shadow:0 8px 30px #00000059,0 0 0 1px #0000000d;padding:clamp(40px,6vw,72px) clamp(28px,5vw,76px);font-family:var(--font-serif);color:var(--color-ink);line-height:1.7;font-size:1.05rem;position:relative;min-height:clamp(520px,72vh,900px);display:flex;flex-direction:column;justify-content:flex-start}dialog.preview-dialog .preview-leaf--cover,dialog.preview-dialog .preview-leaf--title,dialog.preview-dialog .preview-leaf--copyright,dialog.preview-dialog .preview-leaf--cta{justify-content:center}dialog.preview-dialog .preview-leaf--cover{display:flex;align-items:center;justify-content:center}dialog.preview-dialog .preview-leaf--cover img{display:block;width:100%;max-width:280px;height:auto;box-shadow:0 12px 30px #0000002e}dialog.preview-dialog .preview-leaf--title{text-align:center}dialog.preview-dialog .title-page-series{font-family:var(--font-display);font-size:.7rem;letter-spacing:.32em;font-weight:700;margin-bottom:2.4rem}dialog.preview-dialog .title-page-title{font-family:var(--font-serif);font-size:clamp(1.8rem,5vw,2.4rem);font-weight:500;line-height:1.15;letter-spacing:-.005em;margin:0 0 .8rem}dialog.preview-dialog .title-page-subtitle{font-family:var(--font-serif);font-style:italic;color:var(--color-soft-ink);font-size:1.1rem;margin-bottom:3rem}dialog.preview-dialog .title-page-author{font-family:var(--font-display);font-size:.85rem;letter-spacing:.12em;color:var(--color-soft-ink)}dialog.preview-dialog .preview-leaf--copyright{font-size:.85rem;color:var(--color-soft-ink);line-height:1.55}dialog.preview-dialog .preview-leaf--copyright p{margin:0 0 .35em}dialog.preview-dialog .preview-leaf--front-matter h1{font-family:var(--font-serif);font-size:1.4rem;font-weight:500;margin:0 0 1rem;letter-spacing:-.005em}dialog.preview-dialog .preview-leaf--front-matter p{margin:0 0 1em;line-height:1.75}dialog.preview-dialog .preview-leaf--contents{padding-top:clamp(50px,8vw,80px)}dialog.preview-dialog .leaf-h{font-family:var(--font-serif);font-size:1.5rem;font-weight:500;letter-spacing:-.005em;margin:0 0 1.5rem}dialog.preview-dialog .contents-list{list-style:none;padding:0;margin:0;counter-reset:contents}dialog.preview-dialog .contents-list li{display:grid;grid-template-columns:32px 1fr;gap:16px;align-items:baseline;padding:.7em 0;border-bottom:1px solid var(--color-rule)}dialog.preview-dialog .contents-num{font-family:var(--font-display);font-size:.85rem;color:var(--color-soft-ink)}dialog.preview-dialog .contents-title{font-family:var(--font-serif);font-weight:500}dialog.preview-dialog .preview-leaf--chapter .chapter-label{font-family:var(--font-display);font-size:.7rem;letter-spacing:.22em;font-weight:700;text-transform:uppercase;margin-bottom:.6rem}dialog.preview-dialog .chapter-body p{margin:0 0 1em;line-height:1.75;font-size:1.05rem}dialog.preview-dialog .chapter-body h2,dialog.preview-dialog .chapter-body h3{font-family:var(--font-serif);font-weight:500;letter-spacing:-.005em;margin-top:1.6em;margin-bottom:.4em}dialog.preview-dialog .chapter-body h2{font-size:1.2rem}dialog.preview-dialog .chapter-body h3{font-size:1.05rem;color:var(--color-soft-ink)}dialog.preview-dialog .chapter-body strong{font-weight:600}dialog.preview-dialog .chapter-body ul,dialog.preview-dialog .chapter-body ol{margin:.6em 0 1em 1.5em}dialog.preview-dialog .chapter-body li{margin-bottom:.3em}dialog.preview-dialog .chapter-body blockquote{border-left:3px solid var(--color-rule);padding:.4em 1.2em;margin:1.2em 0;background:#faf6ec}dialog.preview-dialog .chapter-body blockquote p{margin:.4em 0}dialog.preview-dialog .chapter-body code{background:#f4ede0;padding:.1em .3em;border-radius:2px;font-size:.95em}dialog.preview-dialog .chapter-body .katex-display{margin:1em 0;overflow-x:auto;overflow-y:hidden}dialog.preview-dialog .chapter-fade{height:60px;margin:1.5em calc(clamp(28px,5vw,76px)*-1) -1.5em;background:linear-gradient(to bottom,transparent,#ffffff);pointer-events:none}dialog.preview-dialog .preview-leaf--cta{text-align:center;padding-top:clamp(50px,8vw,80px);padding-bottom:clamp(50px,8vw,80px)}dialog.preview-dialog .cta-blurb{font-family:var(--font-serif);color:var(--color-soft-ink);max-width:36ch;margin:0 auto 1.5rem;line-height:1.6}