/* App pages (home, notes, papers, experiments, notebooks). Tokens come from the guides' guide.css. */
.topbar .inner { max-width: 1080px; }
.hero .inner, main.home, main.doc { max-width: 1080px; }
main.doc { max-width: 900px; padding-top: 18px; }
.hero .inner { padding-top: 40px; padding-bottom: 30px; }
.lede { font-size: 18px; color: var(--muted); max-width: 680px; margin: 0 0 20px; }
.muted { color: var(--muted); font-size: .88rem; }
.bad { color: var(--red); font-size: .9rem; min-height: 1em; margin: 6px 0 0; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 10px; }
.kind { font: 700 11px var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--green-ink); }
button.link { background: none; border: 0; padding: 0; font: inherit; color: var(--green-ink); cursor: pointer; }
button.link:hover { text-decoration: underline; }
.btn { cursor: pointer; }
input[type=search], input[type=text], input[type=password], textarea {
  font: inherit; font-size: 16px; color: var(--text); background: var(--surface); border: 1px solid var(--line);
  border-radius: 12px; padding: 9px 13px; min-width: 0; flex: 1 1 200px; }
input:focus, textarea:focus { outline: 2px solid var(--green); outline-offset: 1px; }
textarea { width: 100%; min-height: 90px; resize: vertical; flex-basis: 100%; }

.search { position: relative; max-width: 680px; }
.search input { width: 100%; padding: 14px 76px 14px 18px; border-radius: 16px; box-shadow: var(--shadow); }
.search kbd { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); font: 600 11px var(--mono); color: var(--muted); border: 1px solid var(--line); border-radius: 6px; padding: 2px 6px; pointer-events: none; }
@media (pointer: coarse) { .search kbd { display: none; } .search input { padding-right: 18px; } }

.block, #continue:not(:empty) { margin-top: 34px; }
.bhead { display: flex; align-items: baseline; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
main .bhead h2 { font-size: 1.45rem; margin: 0; flex: 1; order: 0; padding: 0; border: 0; }
.bhead a { font-size: .9rem; }

.cgrid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 12px; }
.ccard, .lcard, .hit { display: flex; flex-direction: column; gap: 4px; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 15px 16px; color: inherit; transition: transform .2s, border-color .2s; }
.ccard:hover, .lcard:hover, .hit:hover, .tile:hover, .chip:hover { border-color: var(--green); text-decoration: none; transform: translateY(-2px); }
.ccard.first { background: linear-gradient(135deg, var(--green-soft), var(--surface)); }
.ccard b, .lcard b { font: 600 1.05rem/1.3 var(--serif); }
.ccard .where { color: var(--muted); font-size: .86rem; }
.ccard .bar { height: 4px; border-radius: 4px; background: var(--panel); margin-top: auto; overflow: hidden; }
.ccard .bar i { display: block; height: 100%; background: var(--green); }
.meta { color: var(--muted); font-size: .78rem; }
.lcard > span:not(.kind):not(.meta) { color: var(--muted); font-size: .9rem; line-height: 1.5; }
.lcard .meta { margin-top: auto; padding-top: 6px; color: var(--green-ink); font-weight: 600; }
.lgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 12px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(158px, 1fr)); gap: 10px; margin-top: 22px; }
.tile { display: flex; gap: 10px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 11px 12px; color: inherit; transition: transform .2s, border-color .2s; }
.tile .ico { min-width: 40px; height: 40px; padding: 0 7px; border-radius: 11px; display: grid; place-items: center; background: var(--green-soft); color: var(--green-ink); font: 700 15px var(--serif); white-space: nowrap; }
.tile .ico.navy { background: var(--navy-soft); color: var(--navy); }
.tile .ico.gold { background: var(--gold-soft); color: var(--gold); }
.tile b { display: block; font-size: .92rem; line-height: 1.2; }
.tile span { display: block; color: var(--muted); font-size: .74rem; line-height: 1.3; }

.heat { display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 1fr); gap: 4px; width: fit-content; max-width: 100%; }
.heat i { width: 15px; height: 15px; border-radius: 4px; background: var(--panel); }
.heat .l1 { background: color-mix(in srgb, var(--green) 30%, var(--panel)); }
.heat .l2 { background: color-mix(in srgb, var(--green) 55%, var(--panel)); }
.heat .l3 { background: color-mix(in srgb, var(--green) 80%, var(--panel)); }
.heat .l4 { background: var(--green-ink); }
.heat .lf { background: none; border: 1px dashed var(--line); }

.nextcard { display: flex; gap: 20px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 20px 22px; box-shadow: var(--shadow); }
.nextcard > div:first-child { flex: 1; min-width: 0; }
.nextcard h3 { margin: 4px 0 6px; font-size: 1.5rem; }
.nextcard p { color: var(--muted); margin: 0; font-size: .96rem; }
.ring { --p: 0; width: 104px; height: 104px; border-radius: 50%; flex: 0 0 auto; display: grid; place-content: center; text-align: center;
  background: radial-gradient(closest-side, var(--surface) 78%, transparent 80%), conic-gradient(var(--green) calc(var(--p) * 1%), var(--panel) 0); }
.ring b { font: 600 1.15rem var(--serif); } .ring span { font-size: .72rem; color: var(--muted); }

#course h4 { margin: 16px 0 8px; font: 700 12px var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 8px; }
.chip { display: flex; gap: 10px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 8px 10px; color: inherit; transition: transform .2s, border-color .2s; min-width: 0; }
.chip .n { --p: 0; width: 34px; height: 34px; flex: 0 0 auto; border-radius: 50%; display: grid; place-items: center; font: 700 12px var(--sans); color: var(--muted);
  background: radial-gradient(closest-side, var(--surface) 76%, transparent 78%), conic-gradient(var(--green) calc(var(--p) * 1%), var(--panel) 0); }
.chip.seen .n { color: var(--text); } .chip.done .n { color: var(--green-ink); }
.chip .t { font-size: .9rem; line-height: 1.25; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chip small { display: block; color: var(--muted); font-size: .74rem; }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px; }
.panel p { margin: 0 0 6px; font-size: .95rem; }
.devs { margin: 8px 0; padding-left: 18px; font-size: .92rem; }
.callout { background: var(--gold-soft); border-radius: 12px; padding: 10px 14px; font-size: .92rem; }

.hit { margin-bottom: 8px; gap: 2px; }
.hit b { font: 600 1.02rem var(--serif); }
.hit .snip { color: var(--muted); font-size: .88rem; line-height: 1.5; }
mark { background: var(--flash); color: inherit; border-radius: 3px; }

.note, .paper { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 12px 16px; margin-bottom: 8px; }
.note blockquote { margin: 0 0 6px; padding-left: 12px; border-left: 3px solid #f0c94a; font-family: var(--serif); }
.note blockquote a { color: inherit; }
.note .n, .paper .n { margin: 4px 0; color: var(--navy); white-space: pre-wrap; }
.note p, .paper p { margin: 2px 0; }
.phead { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.phead b { font: 600 1.02rem var(--serif); flex: 1 1 260px; }
.paper.done { opacity: .65; }

/* rendered Markdown: experiments and notebooks */
main.doc h2 { font-size: 1.5rem; margin: 34px 0 8px; }
main.doc table { border-collapse: collapse; font-size: .86rem; display: block; overflow-x: auto; margin: 12px 0; }
main.doc th, main.doc td { border: 1px solid var(--line); padding: 5px 10px; text-align: left; white-space: nowrap; }
main.doc th { background: var(--panel); }
main.doc .results { border-top: 2px solid var(--green); margin-top: 34px; }
.cell.md { margin: 10px 0; }
.cell.code { margin: 10px 0; }
.cell.code pre { margin: 0; font-size: .8rem; }
.cell.code .hl { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; overflow-x: auto; }
.cell.code .hl pre { border: 0; background: none; }
.cell.code details > summary { cursor: pointer; font-size: .85rem; padding: 4px 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.eyebrow a { margin-left: 2px; }

@media (max-width: 1040px) { .tiles { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 900px) {
  .cgrid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .cgrid { grid-template-columns: 1fr; }
  .tiles { grid-template-columns: 1fr 1fr; }
  .nextcard { flex-direction: column; align-items: flex-start; }
  .ring { width: 84px; height: 84px; }
  .heat i { width: 12px; height: 12px; }
  .heat { gap: 3px; }
  .hero .inner { padding-top: 26px; }
}
main.home, main.doc { padding-bottom: 90px; }