/* ternlang.dev pages outside the docs: the landing page, ternts, 404. Tokens come from docs/style.css. */
.site { background: var(--ground); }
.wrap { max-width: 1120px; margin-inline: auto; padding-inline: 24px; }

/* top bar */
.bar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 24px; height: 60px; padding-inline: 24px;
  background: color-mix(in srgb, var(--ground) 86%, transparent); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line); }
.logo { display: flex; align-items: center; gap: 10px; font: 700 22px/1 var(--display); color: var(--ink); letter-spacing: -0.01em; }
.logo:hover { color: var(--ink); text-decoration: none; }
.logo img { display: block; }
.bar nav { display: flex; gap: 4px; margin-left: auto; }
.bar nav a { padding: 6px 10px; border-radius: 7px; color: var(--muted); font-size: 15px; font-weight: 500; }
.bar nav a:hover, .bar nav a.cur { color: var(--ink); background: var(--tint); text-decoration: none; }
.bar .theme { border: 0; background: none; color: var(--muted); font-size: 20px; cursor: pointer; padding: 6px; border-radius: 6px; }
.bar .theme:hover { color: var(--ink); background: var(--tint); }

/* type */
.home-main section { padding-block: 56px; }
.home-main h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); line-height: 1.02; letter-spacing: -0.035em; margin: 0 0 22px; }
.home-main h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); letter-spacing: -0.025em; margin: 0 0 16px; padding: 0; }
.home-main h3 { font-size: 1.1rem; font-weight: 700; margin: 0 0 6px; }
.eyebrow { font: 600 12.5px/1 var(--sans); text-transform: uppercase; letter-spacing: 0.1em; color: var(--beak); margin: 0 0 14px; }
.lead { font-size: 1.2rem; line-height: 1.6; color: var(--muted); max-width: 34rem; margin: 0 0 28px; }
.sub { color: var(--muted); max-width: 44rem; margin: 0 0 28px; }
.home-main .block { margin: 0 0 14px; }
.home-main .block pre { font-size: 13.5px; }
.home-main .block.err pre { white-space: pre-wrap; }

/* buttons */
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; height: 44px; padding: 0 20px; border-radius: 10px; font-weight: 600; font-size: 15.5px;
  color: var(--ink); background: var(--paper); border: 1px solid var(--line); }
.btn:hover { text-decoration: none; color: var(--ink); border-color: var(--faint); }
.btn.primary { background: var(--ink); color: var(--ground); border-color: var(--ink); }
.btn.primary:hover { color: var(--ground); background: color-mix(in srgb, var(--ink) 85%, var(--beak)); }

/* hero */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 56px; align-items: center; padding-block: 72px 48px !important; }
.hero-code { margin: 0; }
.hero-code .block { box-shadow: 0 24px 60px -28px rgb(24 32 43 / 0.35); }
.hero-code figcaption { font-size: 14px; color: var(--muted); padding-left: 4px; }

/* stat band */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; padding-block: 8px 40px !important; }
.stat { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 20px; display: flex; flex-direction: column; gap: 4px; }
.stat b { font: 700 2rem/1.1 var(--display); letter-spacing: -0.02em; color: var(--ink); font-variant-numeric: tabular-nums; }
.stat span { font-weight: 500; line-height: 1.35; }
.stat small { color: var(--muted); font-size: 13.5px; margin-top: auto; padding-top: 6px; }

/* safety */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.rules { padding-left: 1.2em; }
.rules li { margin: 0.5em 0; }
.cmp { margin: 0; background: var(--paper); }
.cmp td:last-child, .cmp th:last-child { background: color-mix(in srgb, var(--beak) 7%, transparent); }

/* charts: one highlighted series (Tern) against neutral grey; every value is labeled */
.charts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.chart { margin: 0; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px 20px; }
.chart figcaption { display: flex; flex-direction: column; margin-bottom: 14px; }
.chart figcaption b { font-weight: 600; }
.chart figcaption span { font-size: 13.5px; color: var(--muted); }
.row { display: flex; align-items: center; height: 30px; font-size: 14px; color: var(--muted); }
.row span { flex: 0 0 142px; padding-right: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row i { flex: none; height: 14px; width: calc(var(--v) / var(--max) * (100% - 220px)); min-width: 3px;
  background: var(--faint); opacity: 0.55; border-radius: 0 4px 4px 0; }
.row em { flex: none; margin-left: 8px; font-style: normal; font-variant-numeric: tabular-nums; color: var(--ink); font-size: 13.5px; white-space: nowrap; }
.row.tern { color: var(--ink); font-weight: 600; }
.row.tern i { background: var(--beak); opacity: 1; }
.row.tern em { font-weight: 600; }
.note { margin-top: 20px; font-size: 14.5px; color: var(--muted); max-width: 52rem; }
.note b { color: var(--ink); }

.note p { margin: 0 0 6px; }

/* benchmark groups */
.bench-h { margin: 40px 0 14px !important; font-size: 1.2rem !important; }
.bench-h small, .bench-table small { font-weight: 400; color: var(--muted); font-size: 13px; margin-left: 6px; }
.bench-table { margin: 0; }
.bench-table td:last-child, .bench-table th:last-child { background: none; }
.bench-table td:nth-child(2), .bench-table th:nth-child(2) { background: color-mix(in srgb, var(--beak) 7%, transparent); }
.bench-table td { font-variant-numeric: tabular-nums; white-space: nowrap; }
.bench-table td:first-child { white-space: normal; }
.charts.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.charts.three .row span { flex-basis: 116px; }
.charts.three .row i { width: calc(var(--v) / var(--max) * (100% - 190px)); }
.chart figcaption code { font-size: 12.5px; }

/* built with Tern */
.home-main #built .proof { margin-block: 24px 0; }
.proof-h { font-size: clamp(1.3rem, 2.4vw, 1.7rem) !important; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 12px !important; }

/* not public yet */
.soon { text-align: center; }
.soon .lead { margin-inline: auto; }
.soon .cta { justify-content: center; }
.soon img { margin-bottom: 12px; }

/* feature grid */
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 28px; }
.card { display: block; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 20px; color: var(--ink); }
a.card:hover { text-decoration: none; color: var(--ink); border-color: var(--faint); }
.card p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.55; }

/* ternts teaser */
.proof { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 40px; align-items: center; }
.home-main .proof { padding: 40px; margin-block: 32px; border-radius: 18px; background: var(--paper); border: 1px solid var(--line); max-width: 1072px; }
.proof p { color: var(--muted); }
.proof-stats { display: grid; gap: 14px; }
.proof-stats div { border-left: 3px solid var(--beak); padding: 4px 0 4px 16px; }
.proof-stats b { display: block; font: 700 2.1rem/1.1 var(--display); letter-spacing: -0.02em; }
.proof-stats span { color: var(--muted); font-size: 14px; line-height: 1.45; display: block; }

/* install / next steps */
.next { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 20px; }
.next a { display: flex; flex-direction: column; gap: 3px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); color: var(--ink); }
.next a:hover { text-decoration: none; border-color: var(--faint); color: var(--ink); }
.next span { font-size: 14px; color: var(--muted); }

/* footer */
.foot { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: center; padding-block: 32px 48px;
  border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; max-width: 1072px; }
.foot > div:first-child { display: flex; align-items: center; gap: 10px; }
.foot .links { display: flex; gap: 18px; }

@media (max-width: 960px) {
  .hero, .split, .proof { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid, .next { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .charts, .charts.three { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .wrap { padding-inline: 16px; }
  .bar { padding-inline: 16px; gap: 8px; }
  .bar nav a { padding: 6px 7px; font-size: 14px; }
  .bar nav a.opt { display: none; }
  .logo { font-size: 20px; }
  .logo img { width: 36px; height: 26px; }
  .home-main section { padding-block: 40px; }
  .hero { padding-block: 40px 32px !important; }
  .stats, .grid, .next { grid-template-columns: minmax(0, 1fr); }
  .home-main .proof { padding: 24px; border-radius: 14px; margin-inline: 16px; }
  .row { font-size: 13px; }
  .row span { flex-basis: 108px; }
  .row i { width: calc(var(--v) / var(--max) * (100% - 180px)); }
  .home-main .block pre { font-size: 12.5px; }
}

/* ---------------------------------------------------------------- the ternts page */
code.plain { background: none; padding: 0; color: inherit; }
.ts-hero { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); }
.ts-hero h1 { font-size: clamp(2.3rem, 4.6vw, 3.6rem); }
.ts-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 0 !important; }
.stat.hi { border-color: color-mix(in srgb, var(--beak) 55%, var(--line)); }
.stat.hi b { color: var(--beak); }

/* playground */
.pg { border: 1px solid var(--line); border-radius: 14px; background: var(--paper); overflow: hidden; }
.pg-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tabs button, .out-tabs button, .chips button { font: 500 14px var(--sans); color: var(--muted); background: none; border: 1px solid transparent; border-radius: 8px; padding: 5px 10px; cursor: pointer; }
.tabs button:hover, .out-tabs button:hover, .chips button:hover { color: var(--ink); background: var(--tint); }
.tabs button[aria-selected="true"], .out-tabs button[aria-pressed="true"] { color: var(--ink); background: var(--tint); border-color: var(--line); }
.opts, .run-opts { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; font-size: 14px; color: var(--muted); }
.opts label, .run-opts label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.opts select, .run-opts select { font: 14px var(--sans); color: var(--ink); background: var(--ground); border: 1px solid var(--line); border-radius: 7px; padding: 3px 6px; }
.tsc-toggle { color: var(--ink); font-weight: 600; }
.pg-panes { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.pane { display: flex; flex-direction: column; min-width: 0; }
.pane + .pane { border-left: 1px solid var(--line); }
.pane-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; min-height: 42px; padding: 6px 12px; border-bottom: 1px solid var(--line); font-size: 13px; color: var(--muted); }
.pane-head input { font: 500 13px var(--mono); color: var(--ink); background: none; border: 1px solid transparent; border-radius: 6px; padding: 3px 6px; min-width: 0; }
.pane-head input:hover, .pane-head input:focus { border-color: var(--line); outline: none; }
.out-tabs { display: flex; gap: 4px; }
.out-tabs button { font-size: 13px; padding: 3px 9px; }
.status { font: 12.5px var(--mono); text-align: right; }
.status.good { color: var(--s); }
.status.warn { color: var(--beak); }
#pg-src, #pg-out { margin: 0; height: 440px; padding: 14px 16px; font: 13px/1.6 var(--mono); tab-size: 2; color: var(--code-ink); background: var(--code-bg); border: 0; resize: none; overflow: auto; white-space: pre; font-variant-ligatures: none; }
#pg-src:focus { outline: none; box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--link) 40%, transparent); }
#pg-out { background: var(--out-bg); }
#pg-out.bad { color: var(--beak); white-space: pre-wrap; }

/* project runner */
.sources { display: grid; grid-template-columns: 1fr 1.3fr 1fr; gap: 16px; margin-bottom: 16px; }
.sources > * { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 18px; display: flex; flex-direction: column; gap: 10px; margin: 0; }
.drop { align-items: center; justify-content: center; text-align: center; border-style: dashed !important; border-width: 2px !important; cursor: pointer; min-height: 150px; transition: border-color 0.15s, background 0.15s; }
.drop:hover, .drop.over { border-color: var(--beak) !important; background: color-mix(in srgb, var(--beak) 5%, var(--paper)); }
.drop span, .sample span { font-size: 14px; color: var(--muted); }
.gh-row { display: flex; gap: 8px; }
.gh-row input { flex: 1; min-width: 0; height: 44px; padding: 0 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--ground); color: var(--ink); font: 14px var(--mono); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips button { font: 12.5px var(--mono); border-color: var(--line); padding: 3px 8px; }
.sample { justify-content: center; }
.sample .btn { align-self: flex-start; }
.run-opts { margin-bottom: 16px; }
.runres { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.progress-text { font-size: 14px; color: var(--muted); margin-bottom: 8px; }
.progress-bar { height: 6px; border-radius: 3px; background: var(--tint); overflow: hidden; }
.progress-bar i { display: block; height: 100%; width: 0; background: var(--beak); transition: width 0.15s; }
.res-head { display: flex; gap: 12px; align-items: baseline; flex-wrap: wrap; margin-bottom: 14px; }
.res-head b { font: 700 1.25rem var(--display); }
.res-head span { color: var(--muted); font-size: 14px; }
.res-stats { padding: 0 !important; margin-bottom: 16px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.res-stats .stat { background: var(--ground); }
.res-chart { background: var(--ground); margin-bottom: 16px; }
.res-actions { margin-bottom: 8px; }
.odd-h { margin-top: 24px !important; }
.odd { list-style: none; padding: 0; margin: 0; max-height: 360px; overflow: auto; border: 1px solid var(--line); border-radius: 10px; }
.odd li { margin: 0; border-bottom: 1px solid var(--line); }
.odd li:last-child { border-bottom: 0; }
.odd button { display: flex; justify-content: space-between; gap: 12px; width: 100%; text-align: left; padding: 8px 12px; background: none; border: 0; color: var(--ink); cursor: pointer; font: 13px var(--sans); }
.odd button:hover { background: var(--tint); }
.odd button code { font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.odd button span { color: var(--muted); flex-shrink: 0; max-width: 45%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fail { color: var(--beak); margin: 0; }

/* install */
.uses { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 12px; }
.uses h3 { margin-bottom: 8px !important; }
.uses pre { font-size: 12.5px !important; }
.limits-h { margin-top: 32px !important; }
.limits { color: var(--muted); max-width: 52rem; }
.limits b { color: var(--ink); }

@media (max-width: 960px) {
  .ts-hero { grid-template-columns: minmax(0, 1fr); }
  .pg-panes { grid-template-columns: minmax(0, 1fr); }
  .pane + .pane { border-left: 0; border-top: 1px solid var(--line); }
  #pg-src, #pg-out { height: 340px; }
  .sources, .uses { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .ts-stats, .res-stats { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important; }
  .ts-stats .stat b, .res-stats .stat b { font-size: 1.5rem; }
}

/* 404 */
.lost { text-align: center; padding-block: 96px !important; }
.lost .lead { margin-inline: auto; }
.lost img { margin-bottom: 24px; }
.hero-code .block pre { font-size: 13px; }
.hero-tabs { display: flex; gap: 4px; margin-bottom: 10px; flex-wrap: wrap; }
.hero-tabs button { font: 500 14px var(--sans); color: var(--muted); background: none; border: 1px solid transparent; border-radius: 8px; padding: 6px 12px; cursor: pointer; }
.hero-tabs button:hover { color: var(--ink); background: var(--tint); }
.hero-tabs button[aria-selected="true"] { color: var(--ink); background: var(--paper); border-color: var(--line); box-shadow: inset 0 -2px 0 var(--beak); }
.hero-code .block.code + .block.out { margin-top: -14px; border-top-left-radius: 0; border-top-right-radius: 0; border-top-style: dashed; box-shadow: none; }
.hero-code .block.out .label { padding-top: 8px; }
.exs { display: grid; grid-template-columns: minmax(0, 1fr); }
.ex { grid-area: 1 / 1; min-width: 0; }
.ex[hidden] { display: block; visibility: hidden; }