/* The paper, read page by page: contents on the left, one sheet, a pager. Every page is in the HTML (all shown
   without JavaScript); paper.js shows one at a time. */
.reader { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 32px; max-width: var(--max); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter-r); padding-block: 28px 56px; }
.contents { position: sticky; top: 72px; align-self: start; max-height: calc(100vh - 90px); overflow: auto; }
.contents h3 { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 8px; font-weight: 600; }
.pages { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
.pages a { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 6px; font-size: 13px; text-decoration: none; color: var(--ink-2); }
.pages a:hover { background: var(--line); color: var(--ink); }
.pages a[aria-current="page"] { background: var(--wash); color: var(--ink); }
.pages .n { font-family: var(--mono); font-size: 11px; color: var(--ink-3); width: 18px; flex: none; font-variant-numeric: tabular-nums; }
.pages .t { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sheet { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 56px 64px 64px; box-shadow: 0 1px 2px rgba(20,24,30,.05), 0 12px 32px rgba(20,24,30,.07); min-width: 0; position: relative; }
.js .page[hidden] { display: none; }
.page + .page { margin-top: 48px; padding-top: 48px; border-top: 1px dashed var(--line); }
.js .page + .page { margin-top: 0; padding-top: 0; border-top: 0; }
.paper { font-family: var(--serif); font-size: 17px; line-height: 1.62; }
.paper h1 { font-size: 34px; line-height: 1.15; margin: 0 0 8px; font-weight: 600; letter-spacing: -.01em; }
.paper h2 { font-size: 24px; margin: 0 0 18px; font-weight: 600; letter-spacing: 0; }
.paper h3 { font-size: 19px; margin: 28px 0 8px; font-weight: 600; }
.paper h4 { font-size: 17px; margin: 22px 0 6px; font-weight: 600; }
.paper p { margin: 0 0 14px; }
.paper ul, .paper ol { padding-left: 24px; margin: 0 0 14px; }
.paper li { margin-bottom: 4px; }
.paper blockquote { margin: 0 0 16px; padding: 8px 16px; border-left: 3px solid var(--accent); color: var(--ink-2); font-size: 15px; background: var(--bg); }
.paper code { font-family: var(--mono); font-size: .85em; background: var(--bg); padding: 1px 4px; border-radius: 3px; border: 0; }
.paper pre { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 12px 14px; overflow-x: auto; font-size: 13px; line-height: 1.45; margin: 0 0 16px; }
.paper pre code { background: none; padding: 0; font-size: inherit; }
.paper .table-wrap { overflow-x: auto; margin: 0 0 16px; }
.paper table { border-collapse: collapse; width: 100%; font-family: var(--sans); font-size: 13.5px; }
.paper th, .paper td { border-bottom: 1px solid var(--line); padding: 7px 10px; text-align: left; vertical-align: top; }
.paper th { font-weight: 600; font-size: 12px; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-2); }
.paper hr { border: 0; border-top: 1px solid var(--line); margin: 24px 0; }
.paper a { color: var(--accent); }
.folio { margin-top: 40px; text-align: center; font-family: var(--mono); font-size: 11px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.pager { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 16px; }
.pager button { font: inherit; font-size: 14px; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px; cursor: pointer; }
.pager button:hover { border-color: var(--ink-3); }
.pager button:disabled { opacity: .45; cursor: default; }
.pager .count { font-family: var(--mono); font-size: 12px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.no-js .pager { display: none; }
.paper-tools { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; font-size: 13px; color: var(--ink-2); }
.paper-tools a { color: var(--ink-2); }
@media (max-width: 900px) {
  .reader { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .contents { position: static; max-height: none; }
  .contents details summary { cursor: pointer; font-size: 13px; color: var(--ink-2); padding: 6px 0; }
  .sheet { padding: 28px 20px 40px; }
  .paper { font-size: 16px; }
}
@media (min-width: 901px) { .contents details > summary { display: none; } .contents details { display: contents; } }