.doc-layout{display:flex;max-width:1600px;margin:0 auto;min-height:100vh}.sidebar{width:18rem;flex-shrink:0;position:sticky;top:var(--header-height, 64px);height:calc(100vh - var(--header-height, 64px));overflow-y:auto;background:var(--color-bg-alt);border-right:1px solid var(--bg-card-border);padding:1.5rem 0;scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--accent-primary) 30%,transparent) transparent}.sidebar-nav{display:flex;flex-direction:column}.sidebar-toc-label{font-family:var(--font-mono);font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-secondary);margin:0 0 .6rem;padding:0 1.25rem 0 var(--page-padding)}.sidebar-link{display:flex;align-items:baseline;gap:.6rem;padding:.45rem 1.25rem .45rem var(--page-padding);font-family:var(--font-body);font-size:.8rem;color:var(--text-secondary);text-decoration:none;border-left:3px solid transparent;transition:all .15s ease;line-height:1.35}.sidebar-code{font-family:var(--font-mono);font-size:.7rem;font-weight:700;color:var(--accent-secondary);flex-shrink:0}.sidebar-name{font-weight:500}.sidebar-link:hover{color:var(--text-heading);background:color-mix(in srgb,var(--accent-primary) 5%,transparent);text-decoration:none;text-shadow:none}.sidebar-link.active{color:var(--accent-primary);border-left-color:var(--accent-primary);background:color-mix(in srgb,var(--accent-primary) 7%,transparent);font-weight:700}.sidebar-link.active .sidebar-code{color:var(--accent-primary)}.content-area{flex:1;min-width:0;padding:2.5rem var(--page-padding) 4rem;background:var(--bg-primary)}.content-area [id]{scroll-margin-top:calc(var(--header-height, 64px) + 1.5rem)}.pt-header{padding-bottom:2.5rem;margin-bottom:2.5rem;border-bottom:2px solid var(--bg-card-border)}.pt-badge{display:inline-block;font-family:var(--font-mono);font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:.3em .9em;border:1px solid var(--bg-card-border);color:var(--text-secondary);border-radius:9999px;margin-bottom:1rem}.pt-title{font-family:var(--font-display);font-size:clamp(1.9rem,4vw,2.6rem);color:var(--text-heading);line-height:1.15;margin:0 0 .6rem}.pt-subtitle{font-family:var(--font-body);font-size:1.1rem;color:var(--text-secondary);margin:0 0 1rem;max-width:60ch}.pt-context{font-size:.95rem;line-height:1.7;color:var(--text-primary);max-width:70ch;margin:0}.technique{padding-top:2.5rem;padding-bottom:1rem;border-top:1px solid var(--bg-card-border)}.technique:first-of-type{border-top:none;padding-top:1rem}.technique-heading{display:flex;align-items:baseline;gap:.75rem;margin-bottom:1.25rem;flex-wrap:wrap}.technique-code{font-family:var(--font-mono);font-size:.85rem;font-weight:700;color:var(--accent-secondary);background:color-mix(in srgb,var(--accent-secondary) 12%,transparent);border:1px solid color-mix(in srgb,var(--accent-secondary) 30%,transparent);padding:.2em .6em;border-radius:4px;letter-spacing:.04em}.technique-name{font-family:var(--font-display);font-size:clamp(1.3rem,2.2vw,1.75rem);color:var(--text-heading);margin:0;line-height:1.25}.technique-body{font-family:var(--font-mono);font-size:.86rem;line-height:1.7;color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--bg-card-border);border-radius:6px;padding:1rem 1.25rem;margin:0;white-space:pre-wrap;word-wrap:break-word;overflow-x:auto;tab-size:2}.pt-footer{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--bg-card-border);font-size:.95rem;color:var(--text-secondary)}.pt-footer a{color:var(--accent-primary);font-weight:600}.mobile-toc{display:none;position:sticky;top:var(--header-height, 64px);z-index:40;background:var(--color-bg-alt);border-bottom:1px solid var(--bg-card-border)}.mobile-toc-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;padding:1rem 1.5rem;background:none;border:none;color:var(--accent-primary);font-family:var(--font-body);font-size:.95rem;font-weight:600;cursor:pointer}.mobile-toc-toggle .chevron{transition:transform .2s}.mobile-toc-toggle[aria-expanded=true] .chevron{transform:rotate(180deg)}.mobile-toc-list{display:none;max-height:60vh;overflow-y:auto;padding:0 1rem 1rem}.mobile-toc-list[aria-hidden=false]{display:block}.toc-link{display:flex;align-items:baseline;gap:.5rem;padding:.4rem .75rem;font-family:var(--font-body);font-size:.85rem;color:var(--text-secondary);text-decoration:none;border-radius:4px}.toc-link:hover{color:var(--text-heading);background:color-mix(in srgb,var(--accent-primary) 7%,transparent);text-shadow:none}.toc-code{font-family:var(--font-mono);font-size:.7rem;font-weight:700;color:var(--accent-secondary)}@media(max-width:1024px){.sidebar{display:none}.mobile-toc{display:block}.technique-body{font-size:.78rem;padding:.75rem .85rem}}