/* Compact library workspace: search stays in the global title bar and results use the viewport. */
.shell { max-width: 2200px; }
main { max-width: none; padding: 28px 32px 64px; }
@media (min-width: 1500px) { main { padding: 32px clamp(32px, 2.4vw, 54px) 72px; } }
.topbar { gap: 20px; padding-inline: clamp(18px, 2.2vw, 38px); }
.top-actions { flex: 1; justify-content: flex-end; gap: clamp(12px, 1.5vw, 24px); }
.header-search { width: min(370px, 30vw); height: 40px; display: flex; align-items: center; gap: 8px; padding: 0 12px; border: 1px solid var(--line); border-radius: 9px; background: #f7f8fb; color: #7b879b; }
.header-search:focus-within { background: #fff; border-color: #a9bce9; box-shadow: 0 0 0 3px #315de711; }
.header-search[hidden] { display: none; }
.header-search>span { font-size: 20px; line-height: 1; }
.header-search input { width: 100%; min-width: 0; padding: 0; border: 0; outline: 0; background: transparent; font-size: 13px; }
.header-search input:focus { outline: 0; }
.header-search input::placeholder { color: #8993a4; }
.library-head { align-items: center; gap: 14px; margin-bottom: 15px; }
.library-head h1 { font-size: 24px; line-height: 1.25; letter-spacing: -.4px; white-space: nowrap; }
.library-head p { font-size: 11px; color: #7b8799; }
.tools { padding: 0; border: 0; background: transparent; margin: 0 0 8px; }
.filter-disclosure { position: relative; }
.filter-disclosure>summary { display: inline-flex; align-items: center; min-height: 34px; padding: 5px 10px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: #53627a; font-size: 12px; }
.filter-disclosure[open]>summary { color: var(--blue); border-color: #cbd7f2; }
.filter-disclosure[open] .selects,.filter-disclosure[open] .filter-row { margin-top: 10px; }
.results-bar { margin: 8px 0 12px; }
.load-more { display: flex; justify-content: center; min-height: 54px; padding: 12px 0 24px; color: #748198; }
.load-more button { min-height: 40px; padding: 7px 16px; font-size: 12px; color: #4964a3; }
.load-more button[hidden] { display: inline-flex; opacity: .6; cursor: default; }
@media (max-width: 1150px) { main { padding-inline: 24px; } }
@media (max-width: 850px) {
  .topbar { height: 60px; padding-inline: 16px; gap: 10px; }
  .top-actions { min-width: 0; gap: 10px; }
  .top-actions .edition { display: none; }
  .header-search { width: clamp(135px, 34vw, 250px); height: 38px; padding-inline: 9px; }
  .header-search input { font-size: 16px; }
  .sidebar {
    position: sticky;
    top: 60px;
    bottom: auto;
    left: auto;
    right: auto;
    width: 100%;
    height: auto;
    padding: 0 8px;
    border: 0;
    border-bottom: 1px solid #dce2ec;
    z-index: 35;
    background: rgba(248, 249, 251, .98);
  }
  main { padding: 20px 22px 82px; }
  .library-head { gap: 9px; margin-bottom: 10px; flex-wrap: wrap; }
  .library-head h1 { font-size: 21px; }
  .library-head p { font-size: 10px; }
  .tools { margin-bottom: 6px; }
  .filter-disclosure>summary { min-height: 38px; }
  .results-bar { margin: 5px 0 10px; }
  .load-more { min-height: 48px; }
}
@media (max-width: 600px) {
  .topbar { padding-inline: 12px; gap: 8px; }
  .brand { gap: 7px; }
  .brand>b { font-size: 25px; }
  .brand-name { font-size: 9px; letter-spacing: 1px; padding-left: 8px; }
  .brand-name small { font-size: 7px; letter-spacing: .2px; }
  .top-actions { flex: 1; gap: 7px; }
  .top-actions .quiet { display: none; }
  .header-search { flex: 1; width: auto; min-width: 92px; height: 36px; gap: 5px; padding-inline: 7px; }
  .header-search>span { font-size: 17px; }
  .header-search input { font-size: 16px; }
  main { padding: 16px 15px 82px; }
  .library-head { align-items: baseline; gap: 8px; }
  .library-head h1 { font-size: 20px; }
  .library-head p { font-size: 9px; }
  .results-bar { align-items: center; gap: 7px; font-size: 11px; }
  .results-bar select { max-width: 122px; font-size: 11px; }
  .toggle-view button { min-height: 36px; padding: 4px 8px; }
  .filter-disclosure>summary { min-height: 36px; font-size: 12px; }
  .load-more { min-height: 48px; padding-bottom: 18px; }
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
/* At desktop widths the sparse title, filter and result controls share one toolbar row. */
@media (min-width: 851px) {
  main[data-page="library"] {
    display: grid;
    grid-template-columns: max-content minmax(0, 1fr);
    column-gap: 14px;
    row-gap: 12px;
    align-content: start;
  }
  main[data-page="library"] > .library-head { grid-column: 1 / -1; margin: 0; }
  main[data-page="library"] > .tools { grid-column: 1; grid-row: 2; align-self: center; margin: 0; }
  main[data-page="library"] > #results { display: contents; }
  main[data-page="library"] .results-bar { grid-column: 2; grid-row: 2; min-width: 0; margin: 0; }
  main[data-page="library"] #case-results,
  main[data-page="library"] .load-more,
  main[data-page="library"] .empty,
  main[data-page="library"] > .footnote { grid-column: 1 / -1; }
}
@media (min-width: 1280px) {
  main[data-page="library"] { grid-template-columns: max-content max-content minmax(0, 1fr); }
  main[data-page="library"] > .library-head { grid-column: 1; grid-row: 1; }
  main[data-page="library"] > .tools { grid-column: 2; grid-row: 1; }
  main[data-page="library"] .results-bar { grid-column: 3; grid-row: 1; }
}

/* Dense, app-styled filter toolbar with an intentional full-width expansion row. */
main[data-page="library"], main[data-page="saved"] { row-gap: 8px; }
main[data-page="library"] .library-head, main[data-page="saved"] .library-head { margin: 0; }
main[data-page="library"] .results-bar, main[data-page="saved"] .results-bar { margin: 0; }
main[data-page="library"], main[data-page="saved"] { padding: 22px clamp(18px, 1.5vw, 30px) 56px; }
.filter-trigger { min-height: 36px; display: inline-flex; align-items: center; gap: 7px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: #4f5f79; font-size: 12px; font-weight: 550; white-space: nowrap; }
.filter-trigger:hover, .filter-trigger[aria-expanded="true"] { color: var(--blue); border-color: #cbd7f2; background: #f8faff; }
.filter-icon { width: 16px; height: 16px; display: block; flex: 0 0 auto; }
.filter-count { min-width: 17px; height: 17px; display: inline-grid; place-items: center; padding: 0 4px; border-radius: 999px; background: var(--blue-soft); color: #3159c8; font-size: 10px; font-variant-numeric: tabular-nums; }
.filter-count[hidden] { display: none; }
.filter-chevron, .select-chevron { width: 7px; height: 7px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform .15s ease; }
.filter-trigger[aria-expanded="true"] .filter-chevron { transform: translateY(2px) rotate(225deg); }
.filter-panel { grid-column: 1 / -1; width: 100%; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 10px; background: #fff; box-shadow: 0 4px 14px #263a5c08; }
.filter-panel[hidden] { display: none !important; }
.filter-panel .selects { display: flex; flex: 1 1 100%; align-items: center; flex-wrap: wrap; gap: 8px; margin: 0; }
.filter-panel .select-control { position: relative; flex: 1 1 150px; min-width: 132px; max-width: 220px; }
.select-trigger { width: 100%; min-height: 36px; display: inline-flex; align-items: center; justify-content: space-between; gap: 12px; padding: 6px 10px; border: 1px solid #e4e8ef; border-radius: 7px; background: #f9fafc; color: #4f5e75; font-size: 12px; text-align: left; white-space: nowrap; }
.select-trigger:hover, .select-trigger[aria-expanded="true"] { background: #fff; border-color: #bdcbed; color: #315de7; }
.select-current { overflow: hidden; text-overflow: ellipsis; }
.select-menu { position: absolute; z-index: 60; top: calc(100% + 5px); left: 0; min-width: max(100%, 170px); max-width: min(300px, calc(100vw - 32px)); max-height: min(280px, 50vh); overflow: auto; padding: 5px; border: 1px solid #e1e6ef; border-radius: 9px; background: #fff; box-shadow: 0 12px 32px #17233b1a; }
.select-menu[hidden] { display: none !important; }
.select-menu [role="option"] { width: 100%; min-height: 34px; display: flex; align-items: center; padding: 6px 9px; border: 0; border-radius: 6px; background: transparent; color: #4c5b73; font-size: 12px; text-align: left; }
.select-menu [role="option"]:hover, .select-menu [role="option"]:focus-visible { outline: 0; background: #f3f6ff; color: #315de7; }
.select-menu [role="option"][aria-selected="true"] { background: #eef2ff; color: #315de7; font-weight: 600; }
.filter-panel .filter-row { display: flex; flex: 1 1 auto; align-items: center; flex-wrap: wrap; gap: 4px; margin: 0; padding: 0; border: 0; }
.filter-panel .chip { min-height: 32px; padding: 5px 9px; border-color: transparent; font-size: 11px; }
.filter-panel .chip:hover { border-color: #e0e7fa; background: #f8faff; }
.filter-panel .filter-panel-actions { display: flex; gap: 6px; margin-left: auto; }
.filter-panel-actions button { min-height: 34px; padding: 5px 10px; font-size: 11px; }
.filter-panel-actions .filter-reset { border-color: transparent; background: transparent; color: var(--muted); }
.filter-panel-actions .filter-done { border-color: #d9e2fa; background: #f4f7ff; color: #3159c8; }
.inline-links { align-items: center; gap: 5px; }
.inline-links > .select-control { min-width: 142px; }
.inline-links > .select-control .select-trigger { min-height: 34px; border-color: transparent; background: transparent; padding-inline: 7px; }
.inline-links > .select-control .select-trigger:hover, .inline-links > .select-control .select-trigger[aria-expanded="true"] { border-color: #e2e7f0; background: #fff; }
.inline-links > .select-control[data-select="sort"] .select-menu { right: 0; left: auto; }
main[data-page="library"] .load-more, main[data-page="saved"] .load-more { margin-top: 2px; }
@media (min-width: 851px) {
  main[data-page="library"], main[data-page="saved"] { display: grid; grid-template-columns: max-content minmax(0, 1fr); column-gap: 14px; row-gap: 7px; align-content: start; }
  main[data-page="library"] > .library-head, main[data-page="saved"] > .library-head { grid-column: 1; grid-row: 1; align-self: center; }
  main[data-page="saved"] > .page-head { grid-column: 1; grid-row: 1; align-self: center; }
  main[data-page="library"] > .tools, main[data-page="saved"] > .tools { grid-column: 2; grid-row: 1; align-self: center; margin: 0; }
  main[data-page="library"] .results-bar, main[data-page="saved"] .results-bar { grid-column: 2; grid-row: 2; min-width: 0; }
  main[data-page="library"] .filter-panel, main[data-page="saved"] .filter-panel { grid-column: 1 / -1; grid-row: 2; }
  main[data-page="library"] #case-results, main[data-page="saved"] #case-results,
  main[data-page="library"] .load-more, main[data-page="saved"] .load-more,
  main[data-page="library"] .empty, main[data-page="saved"] .empty,
  main[data-page="library"] > .footnote, main[data-page="saved"] > .footnote { grid-column: 1 / -1; }
}
@media (min-width: 851px) and (max-width: 1279px) {
  main[data-page="library"], main[data-page="saved"] { grid-template-columns: max-content minmax(0, 1fr); column-gap: 12px; }
  main[data-page="library"] > .library-head, main[data-page="saved"] > .library-head { grid-column: 1 / -1; }
  main[data-page="saved"] > .page-head { grid-column: 1 / -1; }
  main[data-page="library"] > .tools, main[data-page="saved"] > .tools { grid-column: 1; grid-row: 2; }
  main[data-page="library"] .results-bar, main[data-page="saved"] .results-bar { grid-column: 2; grid-row: 2; }
  main[data-page="library"] .filter-panel, main[data-page="saved"] .filter-panel { grid-row: 3; }
}
@media (min-width: 1280px) {
  main[data-page="library"], main[data-page="saved"] { grid-template-columns: max-content max-content minmax(0, 1fr); column-gap: 12px; }
  main[data-page="library"] > .tools, main[data-page="saved"] > .tools { grid-column: 2; grid-row: 1; }
  main[data-page="library"] .results-bar, main[data-page="saved"] .results-bar { grid-column: 3; grid-row: 1; }
  main[data-page="library"] .filter-panel, main[data-page="saved"] .filter-panel { grid-row: 2; }
}
@media (max-width: 850px) {
  main[data-page="library"], main[data-page="saved"] { padding: 17px 18px 72px; }
  .filter-panel { margin-top: 7px; padding: 10px; gap: 10px; }
  .filter-panel .selects { flex: 1 1 100%; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
  .filter-panel .select-control { min-width: 0; max-width: none; }
  .filter-panel .filter-row { flex: 1 1 100%; gap: 3px; }
  .filter-panel-actions { width: 100%; }
  .filter-panel-actions button { flex: 1; min-height: 40px; }
  .inline-links > .select-control { min-width: 128px; }
  .inline-links > .select-control .select-trigger { min-height: 36px; padding-inline: 6px; }
}
@media (max-width: 420px) {
  .filter-panel .selects { grid-template-columns: 1fr; }
  main[data-page="library"], main[data-page="saved"] { padding-inline: 12px; padding-top: 14px; }
  .library-head h1 { font-size: 19px; }
  .library-head p { font-size: 9px; }
  .results-bar { gap: 4px; }
  .inline-links { gap: 2px; }
  .inline-links > .select-control { min-width: 116px; }
}

/* Case reading uses the available workspace while keeping a clear text/TOC split. */
main[data-page="case"] {
  padding-inline: clamp(28px, 2.7vw, 56px);
}
main[data-page="case"] .article-layout {
  width: 100%;
  max-width: 1760px;
  margin-inline: auto;
  grid-template-columns: minmax(0, 1fr) clamp(200px, 14vw, 245px);
  gap: clamp(30px, 3vw, 54px);
  justify-content: stretch;
}
main[data-page="case"] .article {
  max-width: none;
}
@media (max-width: 1150px) and (min-width: 851px) {
  main[data-page="case"] { padding-inline: 24px; }
  main[data-page="case"] .article-layout {
    grid-template-columns: minmax(0, 1fr) 165px;
    gap: 22px;
  }
  main[data-page="case"] .toc { padding-left: 16px; }
}
@media (max-width: 850px) {
  main[data-page="case"] { padding: 16px 16px calc(96px + env(safe-area-inset-bottom)); }
  main[data-page="case"] .article-layout { display: block; }
  main[data-page="case"] .toc { display: none; }
}
@media (max-width: 420px) {
  main[data-page="case"] { padding-inline: 12px; }
}

/* Stretch the native detail link over the card, keeping actions independent. */
.case-card { isolation: isolate; }
.case-card-link::after { content: ""; position: absolute; inset: 0; z-index: 1; border-radius: 12px; }
.case-card-link:focus-visible { outline: none; }
.case-card-link:focus-visible::after { outline: 3px solid #8cacf5; outline-offset: 3px; }
.case-card h3 a, .case-card .card-actions { position: relative; z-index: 2; }