/* Reading pages wear the site theme: a light opening on the daylight wall with a
   serif title, then the page with its contents list beside it. */
.resource-page > main { overflow: visible; }
.resource-hero { padding: 168px 0 84px; }
.resource-intro { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .85fr); gap: var(--column-gap); align-items: end; }
.resource-kicker { display: block; color: var(--teal); font: 600 14px/1.5 var(--sans); }
.home-page .resource-hero h1 { max-width: 700px; margin-top: 16px; font: 500 clamp(46px, 5.4vw, 78px)/1.03 var(--serif); letter-spacing: -.028em; color: var(--ink); text-wrap: balance; }
.resource-intro-copy { padding-bottom: 5px; }
.resource-intro-copy p { max-width: 440px; font-size: 18px; line-height: 1.55; color: var(--ink-2); }
.resource-intro-copy .quiet-link { margin-top: 16px; }
.resource-layout { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: clamp(36px, 6vw, 88px); padding-block: 40px 120px; align-items: start; }
.resource-sidebar { position: sticky; top: 120px; }
.resource-toc { display: flex; flex-direction: column; gap: 3px; }
.resource-toc > span { margin-bottom: 15px; color: var(--muted); font-size: 13px; }
.resource-toc a { display: block; padding: 7px 0; color: var(--muted); font-size: 14px; line-height: 1.6; transition: color 180ms ease, transform 220ms ease; }
.resource-toc a:hover { color: var(--signal); transform: translateX(3px); }
.resource-toc a[aria-current='location'] { color: var(--ink); font-weight: 600; }
.resource-main { min-width: 0; }
.home-page .resource-section { scroll-margin-top: 120px; }
.resource-section + .resource-section { margin-top: 56px; padding-top: 52px; border-top: 1px solid var(--rule); }
.home-page .resource-section h2 { max-width: 760px; margin-bottom: 22px; font: 500 clamp(30px, 3vw, 40px)/1.12 var(--serif); letter-spacing: -.02em; }
.home-page .resource-section h3 { margin-bottom: 8px; font: 600 17px/1.45 var(--sans); letter-spacing: -.01em; }
.resource-section-content > p, .resource-section-content > ul, .resource-section-content > ol { max-width: 70ch; }
.resource-section p, .resource-section li { font-size: 16px; line-height: 1.75; color: var(--ink-2); }
.resource-section strong { font-weight: 600; color: var(--ink); }
.resource-section p + p, .resource-section-content > p + :is(ol, ul), .resource-section-content > :is(ol, ul) + p { margin-top: 20px; }
.resource-section-content > :is(p, ul, ol) + h3 { margin-top: 28px; }
.resource-section :is(ol, ul) { margin: 0; padding-left: 21px; }
.resource-section li { padding-left: 7px; }
.resource-section li + li { margin-top: 13px; }
.resource-section li::marker { color: var(--signal); font-size: 14px; font-variant-numeric: tabular-nums; }
.resource-section a:not(.resource-button) { color: var(--ink); text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 4px; }
.resource-section a:not(.resource-button):hover { color: var(--signal); text-decoration-color: currentColor; }
.resource-section code { padding: 3px 5px; border-radius: 4px; background: var(--subtle); color: var(--ink); font-size: .9em; overflow-wrap: anywhere; }
.resource-section .callout { max-width: 740px; margin-top: 26px; padding: 22px 24px; border-radius: 16px; background: var(--card); border: 1px solid var(--line); }
.resource-section .callout strong { display: block; margin-bottom: 8px; font-size: 15px; }
.resource-section .callout p { color: var(--ink); font-size: 15px; line-height: 1.85; }
.resource-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 26px; }
.resource-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; max-width: 100%; padding: 12px 22px; border: 1px solid var(--ink); border-radius: 12px; background: var(--ink); color: #fff; font: 500 15px/1.6 var(--body); text-align: center; overflow-wrap: anywhere; transition: transform 220ms ease, background-color 220ms ease; }
.resource-button:hover { background: #193532; border-color: #193532; color: #fff; }
.resource-button.is-light { background: var(--card); color: var(--ink); border-color: var(--line-2); }
.resource-button.is-light:hover { background: #fff; border-color: var(--teal); }
.resource-button[aria-disabled='true'] { background: var(--canvas); color: var(--muted); border-color: transparent; cursor: default; transform: none; }

/* Roadmap and privacy principles are open editorial rows, with their topic in the margin. */
.resource-topics { display: grid; grid-template-columns: minmax(0, 1fr); gap: 30px; }
.resource-topic { display: grid; grid-template-columns: 108px minmax(0, 1fr); gap: 0 28px; align-items: baseline; }
.resource-topic > small { grid-column: 1; grid-row: 1 / 3; color: var(--signal); font-size: 13px; line-height: 1.7; }
.resource-topic > :is(h3, p) { grid-column: 2; max-width: 60ch; }
.resource-topic p { font-size: 15px; }

/* Comparison records give each data boundary room for a complete explanation. */
.privacy-mode { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 30px; }
.privacy-mode + .privacy-mode { margin-top: 30px; padding-top: 30px; border-top: 1px solid var(--rule); }
.home-page .privacy-mode h3 { font-size: 17px; }
.privacy-mode-heading p { max-width: 150px; font-size: 13px; }
.privacy-mode dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 30px; }
.privacy-mode dl > div:last-child { grid-column: 1 / -1; }
.privacy-mode dt { margin-bottom: 8px; font-size: 13px; font-weight: 500; }
.privacy-mode dd { color: var(--muted); font-size: 15px; line-height: 1.85; }

.resource-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.resource-table :is(th, td) { text-align: left; vertical-align: top; padding: 18px 20px 18px 0; border-bottom: 1px solid var(--rule); overflow-wrap: anywhere; }
.resource-table th { color: var(--ink); font-size: 13px; font-weight: 500; }
.resource-table td { color: var(--muted); font-size: 15px; line-height: 1.85; }
.resource-table :is(th, td):last-child { padding-right: 0; }
.resource-table tbody tr:last-child td { border-bottom: 0; }

/* Search stays on the device. Questions expand in place, without a grid of cards. */
.resource-search { display: grid; grid-template-columns: 1fr auto; gap: 12px; margin-bottom: 26px; }
.resource-search label { font-size: 14px; }
.resource-search input { grid-column: 1 / -1; grid-row: 2; width: 100%; min-height: 58px; padding: 16px 19px; border: 1px solid var(--line-2); border-radius: 14px; background: var(--card); color: var(--ink); font: 400 16px/1.6 var(--sans); box-shadow: 0 10px 30px rgba(16, 35, 34, .05); transition: border-color .2s, box-shadow .2s; }
.resource-search input:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 4px rgba(8, 123, 108, .14); }
.resource-search input::placeholder { color: var(--muted); opacity: 1; }
.resource-search small { grid-column: 2; grid-row: 1; align-self: end; color: var(--muted); font-size: 13px; }
.help-grid { display: block; }
.help-article { border-bottom: 1px solid var(--rule); }
.help-article summary { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 20px 40px 20px 0; color: var(--ink); font: 600 16px/1.5 var(--sans); list-style: none; cursor: pointer; }
.help-article summary::-webkit-details-marker { display: none; }
.help-article summary::after { content: ''; position: absolute; right: 6px; top: 50%; width: 12px; height: 12px; margin-top: -6px; background: linear-gradient(var(--teal), var(--teal)) center / 12px 2px no-repeat, linear-gradient(var(--teal), var(--teal)) center / 2px 12px no-repeat; transition: transform 240ms var(--ease); }
.help-article summary:hover { color: var(--teal); }
.help-article[open] summary::after { transform: rotate(45deg); }
.resource-section .help-article > p { max-width: 68ch; padding: 0 35px 24px 0; font-size: 15px; }
.resource-section .search-empty { padding-block: 28px; }

@media (max-width: 1050px) {
  .resource-layout { grid-template-columns: 165px minmax(0, 1fr); gap: 36px; }
  .resource-intro { gap: 40px; }
  .privacy-mode { grid-template-columns: 1fr; gap: 20px; }
  .privacy-mode-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px 24px; }
  .privacy-mode-heading p { max-width: none; }
  .resource-topic { grid-template-columns: 90px minmax(0, 1fr); gap: 0 20px; }
}
@media (max-width: 850px) {
  .resource-hero { padding-block: 130px 50px; }
  .resource-intro { grid-template-columns: 1fr; gap: 24px; }
  .resource-intro-copy p { max-width: 590px; }
  .resource-layout { grid-template-columns: 1fr; gap: 44px; padding-block: 32px 64px; }
  .resource-sidebar { position: static; }
  .resource-toc { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 24px; padding-bottom: 24px; border-bottom: 1px solid var(--rule); }
  .resource-toc > span { grid-column: 1 / -1; margin-bottom: 10px; }
  .resource-toc a { font-size: 13px; }
  .resource-toc a:hover { transform: none; }
  .resource-section + .resource-section { margin-top: 40px; padding-top: 40px; }
  .privacy-mode { grid-template-columns: 150px minmax(0, 1fr); gap: 25px; }
  .privacy-mode-heading { display: block; }
  .privacy-mode dl { grid-template-columns: 1fr; gap: 18px; }
}
@media (max-width: 600px) {
  .resource-hero { padding-bottom: 42px; }
  .home-page .resource-hero h1 { margin-top: 12px; font-size: clamp(40px, 11vw, 54px); line-height: 1.04; }
  .resource-kicker { font-size: 13px; }
  .resource-intro-copy p { font-size: 15px; }
  .resource-layout { gap: 36px; padding-bottom: 52px; }
  .resource-section p, .resource-section li { font-size: 15px; }
  .resource-section .callout { padding: 20px; }
  .resource-section .callout p { font-size: 14px; }
  .resource-actions { align-items: stretch; flex-direction: column; gap: 12px; }
  .resource-button { font-size: 14px; padding-inline: 15px; }
  .resource-topic { grid-template-columns: 1fr; gap: 7px; }
  .resource-topic > small, .resource-topic > :is(h3, p) { grid-column: 1; grid-row: auto; }
  .resource-topics { gap: 27px; }
  .home-page .resource-section h3 { font-size: 17px; }
  .privacy-mode { grid-template-columns: 1fr; gap: 19px; }
  .privacy-mode-heading { display: flex; }
  .privacy-mode dd { font-size: 14px; }
  .resource-search { gap: 11px; }
  .resource-search input { min-height: 54px; font-size: 15px; padding-inline: 14px; }
  .help-article summary { font-size: 16px; padding-block: 19px; gap: 20px; }
  .resource-section .help-article > p { padding-right: 0; font-size: 14px; }
  .resource-table, .resource-table :is(thead, tbody, tr, th, td) { display: block; }
  .resource-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .resource-table tr + tr { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--rule); }
  .resource-table td { display: grid; grid-template-columns: 95px minmax(0, 1fr); gap: 18px; padding: 10px 0; border: 0; font-size: 14px; }
  .resource-table td::before { content: attr(data-label); color: var(--ink); font-size: 12px; font-weight: 500; line-height: 1.7; }
}
@media print {
  .resource-sidebar, .resource-actions { display: none; }
  .resource-layout { display: block; padding-block: 28px; }
  .resource-hero { background: var(--surface); color: var(--ink); }
  .resource-kicker, .resource-intro-copy p { color: var(--ink); }
  .resource-section { break-inside: avoid; }
  .resource-section-content { opacity: 1; transform: none; }
}