.casebook-page { background: var(--paper); }
.casebook-page .grain { display: none; }

.cb { padding-top: calc(var(--nav-h) + clamp(1.5rem, 4vw, 3rem)); padding-bottom: clamp(3rem, 7vw, 5rem); color: var(--ink); letter-spacing: -.022em; word-spacing: -.04em; }
.cb-wrap { width: 100%; max-width: 1180px; margin-inline: auto; padding-inline: var(--gutter); }


.cb-crumbs { margin: 0 0 1.25rem; font-family: var(--font-stamp); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--slate-3); }
.cb-crumbs ol { display: flex; flex-wrap: wrap; gap: .35rem; }
.cb-crumbs li { min-width: 0; overflow-wrap: anywhere; }
.cb-crumbs li + li::before { content: "/"; margin-right: .35rem; opacity: .6; }
.cb-crumbs a { color: var(--slate); text-decoration: none; }
.cb-crumbs a:hover { color: var(--red-ink); text-decoration: underline; }
.cb-crumbs [aria-current] { color: var(--ink); }

.cb-article { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: clamp(2rem, 5vw, 4rem); max-width: 1060px; margin-inline: auto; }
.cb-article__main { min-width: 0; max-width: 62ch; }
.cb-toc { position: sticky; top: calc(var(--nav-h) + 1.5rem); align-self: start; font-size: .9rem; }
.cb-toc h2 { font-family: var(--font-stamp); font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--slate-3); margin: 0 0 .75rem; }
.cb-toc ol { display: grid; gap: .5rem; border-left: 2px solid var(--paper-2); padding-left: 1rem; }
.cb-toc a { color: var(--slate); text-decoration: none; line-height: 1.35; }
.cb-toc a:hover { color: var(--red-ink); }
@media (max-width: 1060px) {
  .cb-article { grid-template-columns: minmax(0, 1fr); max-width: 760px; }
  .cb-toc { position: static; order: -1; padding: 1rem 1.25rem; background: var(--cream); border: 1px solid var(--paper-2); }
}

.cb-head { margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 2px solid var(--ink); }
.cb-head .file-label { margin-bottom: 1rem; }
.cb-head h1 { font-family: var(--font-stamp); font-size: clamp(2rem, 4.4vw, 3.1rem); line-height: 1.1; margin: 0 0 1rem; text-wrap: balance; }
.cb-summary { font-size: clamp(1.1rem, 2vw, 1.3rem); line-height: 1.5; margin: 0 0 1rem; color: var(--slate); }
.cb-meta { display: flex; flex-wrap: wrap; gap: .25rem 1.25rem; margin: 0; font-size: .85rem; color: var(--slate-3); }

.cb-prose { font-size: 1.05rem; line-height: 1.8; }
.cb-prose h2 { font-family: var(--font-stamp); font-size: clamp(1.35rem, 2.5vw, 1.6rem); line-height: 1.25; letter-spacing: -.015em; margin: 2.6rem 0 .9rem; scroll-margin-top: calc(var(--nav-h) + 1rem); text-wrap: balance; }
.cb-prose h3 { font-family: var(--font-stamp); font-size: clamp(1.1rem, 1.8vw, 1.25rem); line-height: 1.3; letter-spacing: -.015em; margin: 1.9rem 0 .6rem; text-wrap: balance; }
.cb-prose p { margin: 0 0 1.35em; text-wrap: pretty; }
.cb-prose ul, .cb-prose ol { margin: 0 0 1.25em; padding-left: 1.4em; }
.cb-prose ul { list-style: square; }
.cb-prose ol { list-style: decimal; }
.cb-prose li { margin-bottom: .45em; }
.cb-prose li::marker { color: var(--red-ink); }
.cb-prose a { color: var(--red-ink); text-underline-offset: 3px; }
.cb-prose a:hover { color: var(--ink); }
.cb-prose strong { font-weight: 700; }
.cb-prose blockquote { margin: 1.5rem 0; padding: 1rem 1.25rem; background: var(--cream); border-left: 4px solid var(--red); }
.cb-prose blockquote p:last-child { margin-bottom: 0; }

.cb-takeaways { margin: 0 0 2rem; padding: 1.25rem 1.5rem; background: var(--cream); border: 2px solid var(--ink); box-shadow: 6px 6px 0 var(--ink); }
.cb-takeaways h2 { margin-top: 0; font-size: 1.2rem; }
.cb-takeaways ul { margin-bottom: 0; }

.cb-table { overflow-x: auto; margin: 1.5rem 0 2rem; border: 2px solid var(--ink); background: var(--cream); }
.cb-table table { width: 100%; border-collapse: collapse; font-size: .92rem; line-height: 1.45; }
.cb-table th, .cb-table td { padding: .7rem .8rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--paper-2); }
.cb-table th { font-family: var(--font-stamp); font-weight: 400; font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; background: var(--ink); color: var(--cream); white-space: nowrap; }
.cb-table tr:last-child td { border-bottom: 0; }


.cb-sources { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px dashed rgba(15, 20, 22, .35); font-size: .92rem; }
.cb-sources h2 { font-size: 1.2rem; margin-top: 0; }
.cb-sources ol { padding-left: 1.4em; }
.cb-sources a { word-break: break-word; }

.cb-related { margin-top: 2.5rem; }
.cb-related h2 { font-family: var(--font-stamp); font-size: 1.35rem; margin: 0 0 1rem; }
.cb-related ul { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: .75rem; }
.cb-related a { display: block; height: 100%; padding: .9rem 1rem; text-decoration: none; color: var(--ink); background: var(--cream); border: 1px solid var(--paper-2); border-left: 4px solid var(--red); line-height: 1.35; }
.cb-related a:hover { border-color: var(--ink); border-left-color: var(--red); }
.cb-related span { display: block; margin-bottom: .3rem; font-family: var(--font-stamp); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--slate-3); }

.cb-about { margin-top: 2.5rem; padding: 1.5rem; background: var(--slate-2); color: var(--paper); display: grid; grid-template-columns: 150px 1fr; gap: 1.5rem; align-items: center; }
.cb-about img { width: 150px; }
.cb-about h2 { font-family: var(--font-stamp); font-size: 1.2rem; margin: 0 0 .5rem; color: var(--cream); }
.cb-about p { margin: 0 0 .6rem; font-size: .95rem; line-height: 1.6; }
.cb-about a { color: var(--red-soft); }
@media (max-width: 560px) { .cb-about { grid-template-columns: 1fr; } }

.cb-cta { margin-top: 1.5rem; padding: clamp(1.5rem, 4vw, 2.25rem); background: var(--ink); color: var(--cream); border-left: 6px solid var(--red); }
.cb-cta h2 { font-family: var(--font-stamp); font-size: clamp(1.4rem, 3vw, 1.9rem); line-height: 1.2; margin: 0 0 .6rem; color: var(--cream); }
.cb-cta p { margin: 0 0 1.25rem; color: var(--paper-2); max-width: 55ch; }

.cb-hub-head { max-width: 820px; margin-bottom: clamp(2rem, 5vw, 3rem); }
.cb-hub-head h1 { font-family: var(--font-stamp); font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.05; margin: 0 0 1rem; }
.cb-hub-head .file-label { color: var(--cream); margin-bottom: 1.25rem; font-size: .8rem; line-height: 1.4; }
.cb-hub-head p:not(.file-label) { font-size: 1.15rem; line-height: 1.6; color: var(--slate); margin: 0; }
.cb-cats { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.5rem 0 0; }
.cb-cats a { padding: .4rem .8rem .3rem; font-family: var(--font-stamp); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; color: var(--cream); background: var(--ink); }
.cb-cats a:hover, .cb-cats a[aria-current] { background: var(--red-ink); }

.cb-group { margin-top: clamp(2rem, 5vw, 3rem); }
.cb-group__head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .5rem 1rem; margin-bottom: 1rem; padding-bottom: .6rem; border-bottom: 2px solid var(--ink); }
.cb-group__head h2 { font-family: var(--font-stamp); font-size: clamp(1.4rem, 2.6vw, 1.8rem); margin: 0; }
.cb-group__head p { margin: 0; color: var(--slate-3); font-size: .92rem; }
.cb-group__head a { color: var(--red-ink); font-weight: 700; font-size: .9rem; }

.cb-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem; }
.cb-card { display: flex; flex-direction: column; gap: .45rem; height: 100%; padding: 1.15rem 1.25rem; text-decoration: none; color: var(--ink); background: var(--cream); border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--ink); transition: transform .15s, box-shadow .15s; }
.cb-card:hover, .cb-card:focus-visible { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--ink); }
.cb-card__meta { font-family: var(--font-stamp); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--slate-3); }
.cb-card__title { font-family: var(--font-stamp); font-size: 1.15rem; line-height: 1.25; }
.cb-card__summary { font-size: .92rem; line-height: 1.5; color: var(--slate); }

.cb-empty { padding: 1rem 1.25rem; background: var(--cream); border: 1px dashed var(--slate-3); color: var(--slate); }

.cb-head h1, .cb-prose h2, .cb-prose h3 { overflow-wrap: break-word; }