/* The "learn" pages in site/ (made by scripts/build-pages.mjs). Builds on css/site.css. */
.lp section { padding-left: 0; padding-right: 0; max-width: none; margin-left: 0; margin-right: 0; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 200; padding: 10px 16px; background: var(--ink); color: var(--paper); border-radius: 999px; }
.skip:focus { left: 12px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
a:focus-visible, summary:focus-visible, .btn:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }

.lp { max-width: 820px; margin: 0 auto; padding: 28px 20px 80px; }
.lp-crumbs ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0 0 34px; font-size: 14px; color: var(--ink2); }
.lp-crumbs li + li::before { content: '/'; margin-right: 6px; color: var(--mute); }
.lp-crumbs a { text-underline-offset: 3px; }

.lp-head h1 { font-size: clamp(38px, 5.6vw, 62px); line-height: 1.04; letter-spacing: -0.04em; margin: 0 0 20px; }
.lp-lede { font-size: clamp(19px, 2.1vw, 22px); line-height: 1.5; color: var(--ink); margin: 0 0 14px; }
.lp-meta { font: 500 13px var(--mono); color: var(--mute); margin: 0 0 26px; }
.lp-beta { margin: 0 0 34px; padding: 14px 18px; border: 1.5px dashed var(--ink); border-radius: 14px; background: #fff8e0; font-size: 16px; }
.lp a { text-underline-offset: 3px; }

.lp-glance { margin: 0 0 44px; padding: 22px 24px; border: 1.5px solid var(--ink); border-radius: 18px; background: #fbf9f4; box-shadow: 4px 4px 0 var(--ink); }
.lp-glance h2 { font: 500 12px var(--mono); text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink2); margin: 0 0 12px; }
.lp-glance dl { margin: 0; display: grid; gap: 0; }
.lp-glance dl > div { display: grid; grid-template-columns: 170px 1fr; gap: 16px; padding: 10px 0; border-top: 1px solid var(--line); }
.lp-glance dl > div:first-child { border-top: 0; }
.lp-glance dt { font-weight: 600; }
.lp-glance dd { margin: 0; color: var(--ink2); }

.lp-sec { margin: 0 0 44px; }
.lp-sec h2 { font-size: clamp(26px, 3.2vw, 34px); margin: 0 0 14px; }
.lp-sec p, .lp-sec li { color: var(--ink2); }
.lp-sec strong { color: var(--ink); }
.lp-sec ul, .lp-sec ol { padding-left: 22px; margin: 0; display: grid; gap: 8px; }
.lp-steps { counter-reset: s; list-style: none; padding-left: 0 !important; }
.lp-steps li { counter-increment: s; position: relative; padding-left: 44px; min-height: 30px; }
.lp-steps li::before { content: counter(s); position: absolute; left: 0; top: -2px; width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: var(--paper); display: grid; place-items: center; font: 600 14px var(--sans); }

.lp-faq details { border-top: 1px solid var(--line); padding: 14px 0; }
.lp-faq details:last-child { border-bottom: 1px solid var(--line); }
.lp-faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.lp-faq summary::-webkit-details-marker { display: none; }
.lp-faq summary::after { content: '+'; font: 500 22px/1 var(--sans); color: var(--ink2); }
.lp-faq details[open] summary::after { content: '–'; }
.lp-faq h3 { font: 600 19px/1.35 var(--sans); letter-spacing: 0; }
.lp-faq p { margin: 10px 0 0; }

.lp-table { overflow-x: auto; border: 1.5px solid var(--ink); border-radius: 16px; background: #fff; }
.lp-table table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 520px; }
.lp-table caption { text-align: left; padding: 12px 16px; font: 500 12px var(--mono); text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink2); border-bottom: 1px solid var(--line); }
.lp-table th, .lp-table td { text-align: left; padding: 11px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.lp-table thead th { background: var(--paper2); font-weight: 600; }
.lp-table thead th:nth-child(2), .lp-table td:nth-child(2) { background: #fff4ee; }
.lp-table tbody tr:last-child > * { border-bottom: 0; }
.lp-table tbody th { font-weight: 500; color: var(--ink); }
.lp-table td { color: var(--ink2); }
.lp-note { font-size: 14px; color: var(--mute); margin-top: 10px; }

.lp-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.lp-card { display: grid; gap: 4px; padding: 16px 18px; border: 1.5px solid var(--ink); border-radius: 16px; background: #fbf9f4; text-decoration: none; transition: transform 0.12s, box-shadow 0.12s; }
.lp-card:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--red); }
.lp-card b { font: 600 19px/1.25 var(--serif); letter-spacing: -0.02em; }
.lp-card span { font-size: 14px; color: var(--ink2); line-height: 1.45; }

.lp .lp-cta { margin: 56px 0; padding: 30px 28px; border-radius: 22px; background: var(--ink); color: var(--paper); }
.lp-cta h2 { font-size: clamp(28px, 3.4vw, 36px); margin: 0 0 8px; }
.lp-cta p { margin: 0 0 20px; color: #d8d3c8; }
.lp-cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.lp-cta .btn { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.lp-cta .btn.ghost { background: transparent; color: var(--paper); box-shadow: 3px 3px 0 var(--paper); }

@media (max-width: 640px) {
  .lp-glance dl > div { grid-template-columns: 1fr; gap: 2px; }
  .lp-cards { grid-template-columns: 1fr; }
  .lp .lp-cta { padding: 24px 20px; }
  .lp-cta .btn.big { width: 100%; justify-content: center; }
}