.reader-shell{--reader-bg:#fff;--reader-text:#1c1c1c;--reader-muted:#5a5a5a;--reader-rule:#e3e1db;--reader-link:#1a4f8a;--reader-link-hover:#123a66;--reader-accent:#3f5a73;--reader-accent-soft:#eef1f4;--reader-serif:Georgia, "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Times New Roman", serif;--reader-sans:system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;background:var(--reader-bg);min-height:100vh;color:var(--reader-text);font-family:var(--reader-serif);font-size:1.0625rem;line-height:1.7}.reader-shell a{color:var(--reader-link);text-underline-offset:.18em;text-decoration:none}.reader-shell a:hover{color:var(--reader-link-hover);text-decoration:underline}.reader-shell a:focus-visible,.reader-shell button:focus-visible{outline:2px solid var(--reader-link);outline-offset:3px}.reader-topbar{border-bottom:1px solid var(--reader-rule);max-width:46rem;font-family:var(--reader-sans);justify-content:space-between;align-items:baseline;gap:1.5rem;margin:0 auto;padding:1.75rem 1.5rem 1.25rem;display:flex}.reader-brand{color:var(--reader-text);font-family:var(--reader-serif);letter-spacing:.01em;font-size:1.3rem;font-weight:400}.reader-brand:hover{color:var(--reader-text);text-decoration:none}.reader-brand-block{display:block}.reader-brand-topic{color:var(--reader-accent);font-family:var(--reader-sans);letter-spacing:.1em;text-transform:uppercase;margin:.2rem 0 0;font-size:.7rem;font-weight:600}.reader-nav{gap:1.25rem;font-size:.9rem;display:flex}.reader-nav a{color:var(--reader-muted)}.reader-nav a:hover{color:var(--reader-link)}.reader-content{max-width:46rem;margin:0 auto;padding:3rem 1.5rem 4rem}.reader-footer{border-top:1px solid var(--reader-rule);max-width:46rem;color:var(--reader-muted);font-family:var(--reader-sans);margin:0 auto;padding:1.5rem 1.5rem 3rem;font-size:.85rem;line-height:1.6}.reader-footer p{margin:0}.reader-page{display:block}.reader-page-header{margin-bottom:2.5rem}.reader-page-header h1{font-family:var(--reader-serif);letter-spacing:-.01em;margin:.4rem 0 1rem;font-size:2.35rem;font-weight:400;line-height:1.2}.reader-eyebrow{color:var(--reader-muted);font-family:var(--reader-sans);letter-spacing:.14em;text-transform:uppercase;margin:0;font-size:.75rem;font-weight:600}.reader-lede{max-width:60ch;color:var(--reader-muted);margin:0;font-size:1.15rem;line-height:1.65}.reader-breadcrumb{color:var(--reader-muted);font-family:var(--reader-sans);flex-wrap:wrap;gap:.4rem;margin-bottom:2rem;font-size:.85rem;display:flex}.reader-topic{border-left:2px solid var(--reader-accent);margin:0 0 2.5rem;padding-left:1rem}.reader-topic-label{color:var(--reader-accent);font-family:var(--reader-sans);letter-spacing:.12em;text-transform:uppercase;margin:0;font-size:.75rem;font-weight:600}.reader-topic-note{color:var(--reader-muted);margin:.35rem 0 0;font-size:.95rem}.reader-intro{margin:0 0 3rem;font-size:1.2rem;line-height:1.7}.reader-intro p{margin:0 0 1rem}.reader-section-block{border-top:1px solid var(--reader-rule);margin:0 0 3rem;padding-top:2rem}.reader-section-block h2{font-family:var(--reader-serif);margin:0 0 .75rem;font-size:1.5rem;font-weight:400}.reader-section-block p{max-width:62ch;margin:0 0 .9rem}.reader-empty{border-top:1px solid var(--reader-rule);margin:0;padding:1.75rem 0 0}.reader-empty h2{font-family:var(--reader-serif);margin:0 0 .6rem;font-size:1.35rem;font-weight:400}.reader-empty p{max-width:60ch;color:var(--reader-muted);margin:0 0 .9rem}.reader-link-button{color:var(--reader-link);font-family:var(--reader-sans);margin-top:.5rem;font-size:.95rem;display:inline-block}.reader-link-button:after{content:" →"}.reader-question-list{margin:0;padding:0;list-style:none;display:block}.reader-question-list li{border-bottom:1px solid var(--reader-rule);padding:1rem 0}.reader-question-list li:first-child{border-top:1px solid var(--reader-rule)}.reader-question-list a{font-size:1.15rem}.reader-variants{margin-bottom:2.5rem}.reader-controls{border-bottom:1px solid var(--reader-rule);font-family:var(--reader-sans);flex-wrap:wrap;gap:2rem;margin-bottom:2.5rem;padding-bottom:1.5rem;display:flex}.reader-control-group{display:block}.reader-control-label{color:var(--reader-muted);letter-spacing:.1em;text-transform:uppercase;margin-bottom:.5rem;font-size:.72rem;font-weight:600;display:block}.reader-toggle-row{flex-wrap:wrap;gap:.4rem;display:flex}.reader-toggle{border:1px solid var(--reader-rule);color:var(--reader-text);cursor:pointer;font-family:var(--reader-sans);background:0 0;border-radius:2px;padding:.35rem .75rem;font-size:.88rem}.reader-toggle:hover{border-color:var(--reader-link);color:var(--reader-link)}.reader-toggle.is-selected{border-color:var(--reader-link);background:var(--reader-link);color:#fff}.reader-article{margin:0}.reader-article-meta{font-family:var(--reader-sans);flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;display:flex}.reader-badge{border:1px solid var(--reader-rule);color:var(--reader-muted);letter-spacing:.04em;text-transform:uppercase;border-radius:2px;padding:.15rem .5rem;font-size:.72rem;display:inline-block}.reader-badge-demo{color:#7a5a12;border-color:#c9a24a}.reader-article h1{font-family:var(--reader-serif);margin:0 0 1.25rem;font-size:2.1rem;font-weight:400;line-height:1.25}.reader-answer{margin:0 0 2rem;font-size:1.2rem;line-height:1.7}.reader-section{margin:0 0 2rem}.reader-section h2{font-family:var(--reader-sans);letter-spacing:.12em;text-transform:uppercase;color:var(--reader-muted);margin:0 0 .75rem;font-size:.78rem;font-weight:600}.reader-claims,.reader-sources{margin:0;padding-left:1.2rem;display:block}.reader-claims li,.reader-sources li{margin-bottom:.9rem}.reader-claims blockquote{border-left:2px solid var(--reader-rule);color:var(--reader-muted);margin:.5rem 0;padding-left:1rem;font-style:italic}.reader-approval-note{border-top:1px solid var(--reader-rule);color:var(--reader-muted);font-family:var(--reader-sans);margin-top:2.5rem;padding-top:1.5rem;font-size:.9rem}.reader-approval-note h2{color:var(--reader-text);font-family:var(--reader-sans);letter-spacing:.12em;text-transform:uppercase;margin:0 0 .4rem;font-size:.78rem;font-weight:600}.reader-approval-note p{margin:0}.reader-demo-banner{color:#5c4408;font-family:var(--reader-sans);background:#fdf8ea;border:1px solid #c9a24a;margin:0 0 2rem;padding:.9rem 1rem;font-size:.9rem}.reader-figure{margin:2rem 0}.reader-figure img{max-width:100%;height:auto;display:block}.reader-figure figcaption{color:var(--reader-muted);font-family:var(--reader-sans);margin-top:.5rem;font-size:.8rem;line-height:1.5}@media (max-width:640px){.reader-topbar{flex-direction:column;align-items:flex-start;gap:.75rem;padding:1.25rem 1.25rem 1rem}.reader-content{padding:2rem 1.25rem 3rem}.reader-page-header h1{font-size:1.85rem}.reader-article h1{font-size:1.65rem}.reader-controls{flex-direction:column;gap:1.25rem}}