:root {
  --bg: #f7f6f2;
  --bg-code: #edebe4;
  --fg: #1a1a1a;
  --fg-2: #4d4d4d;
  --fg-3: #7a7a7a;
  --line: #d9d6cd;
  --accent: #512bd4;
  --head: #512bd4;
  --sx-k: #0033b3; --sx-t: #267f99; --sx-s: #a31515; --sx-n: #098658; --sx-c: #6b7a6b; --sx-f: #795e26; --sx-v: #001080;
  --ok: #1f7a3f;
  --part: #b26a00;
  --no: #a33;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --max: 1040px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #151515;
    --bg-code: #1f1f1f;
    --fg: #e6e6e6;
    --fg-2: #b4b4b4;
    --fg-3: #808080;
    --line: #2e2e2e;
    --accent: #b39ddb;
    --head: #a179dc;
    --sx-k: #569cd6; --sx-t: #4ec9b0; --sx-s: #ce9178; --sx-n: #b5cea8; --sx-c: #6a9955; --sx-f: #dcdcaa; --sx-v: #9cdcfe;
    --ok: #6cc98a;
    --part: #e0a74a;
    --no: #e07a7a;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.55 var(--sans);
  overflow-x: clip;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
code, pre, kbd { font-family: var(--mono); font-size: 0.88em; }
p code, li code, td code, dd code { background: var(--bg-code); padding: 1px 5px; border-radius: 4px; }
pre { margin: 0; background: var(--bg-code); padding: 16px 18px; border-radius: 6px; overflow-x: auto; line-height: 1.6; font-size: 13.5px; }
pre code { font-size: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -0.015em; font-weight: 600; color: var(--head); }
h1 { font-size: clamp(32px, 4.2vw, 46px); }
h2 { font-size: clamp(26px, 3.2vw, 34px); margin-bottom: 14px; }
h3 { font-size: 20px; margin-bottom: 8px; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* nav */
.nav { border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 24px; height: 56px; }
.brand { font-weight: 600; text-decoration: none; color: var(--fg); font-family: var(--mono); font-size: 16px; }
.nav ul { display: flex; gap: 20px; list-style: none; margin: 0 0 0 auto; padding: 0; overflow-x: auto; white-space: nowrap; }
.nav ul a, .nav .side a { color: var(--fg-2); text-decoration: none; font-size: 15px; }
.nav ul a:hover, .nav .side a:hover { color: var(--fg); text-decoration: underline; }
.nav .side { display: flex; gap: 18px; flex: none; }
.nav a { white-space: nowrap; }

/* hero */
.hero { padding: 72px 0 40px; }
.hero .eyebrow { font: 14px var(--mono); color: var(--fg-3); margin-bottom: 18px; }
.hero .lead { font-size: 20px; color: var(--fg-2); max-width: 38em; margin: 22px 0 28px; }
.hero .lead strong { color: var(--fg); font-weight: 600; }
.actions { display: flex; flex-wrap: wrap; gap: 14px 24px; align-items: center; }
.actions a { white-space: nowrap; }
.btn { display: inline-block; background: var(--fg); color: var(--bg); padding: 11px 18px; border-radius: 6px; text-decoration: none; font-weight: 500; }
.btn:hover { text-decoration: none; opacity: 0.88; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; }

/* terminal */
.term { background: #0c0c0c; color: #d8d8d8; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.term-bar { display: flex; align-items: center; gap: 7px; padding: 10px 14px; border-bottom: 1px solid #262626; font: 12px var(--mono); color: #7a7a7a; }
.term-bar i { width: 10px; height: 10px; border-radius: 50%; background: #3a3a3a; }
.term-bar span { margin-left: 6px; }
.term pre { margin: 0; padding: 16px 18px; background: none; border-radius: 0; font-size: 13px; line-height: 1.6; height: 380px; overflow-y: auto; overflow-x: hidden; white-space: pre-wrap; word-break: break-word; }
.c-ok { color: #6cc98a; } .c-cy { color: #5fd7e0; font-weight: 600; } .c-err { color: #e07a7a; } .c-dim { color: #6e6e6e; } .c-p { color: #b3a1ff; } .c-w { color: #e0a74a; } .c-b { color: #fff; font-weight: 600; }
.cur { display: inline-block; width: 8px; height: 14px; background: #d8d8d8; vertical-align: -2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
figure { margin: 0; }
.meta { margin-top: 28px; font-size: 14px; color: var(--fg-3); }
.meta a { color: var(--fg-2); }
.meta code { font-size: 13px; }
figcaption { font-size: 14px; color: var(--fg-3); margin-top: 10px; }
.frame { border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: #000; }


/* sections */
section { padding: 72px 0 0; }
section + section { margin-top: 0; }
section > .wrap > h2 + p, .intro { color: var(--fg-2); max-width: 40em; font-size: 18px; }
.label { font: 13px var(--mono); color: var(--fg-3); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 10px; }
.cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 36px; }
.cols > div { border-top: 1px solid var(--line); padding-top: 18px; }
.cols p { color: var(--fg-2); font-size: 16px; }
.cols pre, .pipes pre, .list pre { white-space: pre-wrap; overflow-wrap: normal; word-break: normal; }
.cols pre { margin-top: 12px; font-size: 12.5px; }
dl { margin: 0; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; font-size: 15px; }
dl.kv dt { color: var(--fg-3); }
dl.kv dd { margin: 0; font-family: var(--mono); font-size: 14px; }

/* demos */
.demos { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 36px; }
.demos .wide { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 2fr; gap: 20px 40px; border-top: 1px solid var(--line); padding-top: 20px; }
.demos .wide h3 { margin: 0; }
.demo p { color: var(--fg-2); font-size: 16px; }
.demo .frame { margin-bottom: 18px; aspect-ratio: 16 / 10; }
.demo .frame img, .demo .frame video { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.demo .frame video { image-rendering: pixelated; object-position: center; }
.wide .frame { aspect-ratio: auto; margin: 0; }
.tags { font: 14px var(--mono); color: var(--fg-3); }

/* pipes */
.pipes { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; margin-top: 36px; align-items: start; }
.flow { display: flex; flex-direction: column; }
.stage { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg-code); font: 500 14px var(--mono); }
.stage .ic { width: 26px; height: 26px; border-radius: 5px; display: grid; place-items: center; background: var(--bg); border: 1px solid var(--line); color: var(--accent); flex: none; font-size: 13px; }
.stage small { margin-left: auto; color: var(--fg-3); font-size: 12px; text-align: right; }
.conn { height: 24px; margin-left: 26px; border-left: 1px dashed var(--line); position: relative; }
.conn::after { content: ""; position: absolute; left: -4px; top: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: drop 1.6s linear infinite; }
@keyframes drop { from { top: -4px; opacity: 0; } 20% { opacity: 1; } 80% { opacity: 1; } to { top: 20px; opacity: 0; } }
.pipes .note { font-size: 15px; color: var(--fg-2); margin-top: 18px; }
.list { margin: 0; padding: 0; list-style: none; display: grid; gap: 18px; }
.list li { border-top: 1px solid var(--line); padding-top: 14px; font-size: 16px; color: var(--fg-2); }
.list b { display: block; color: var(--fg); font-weight: 600; margin-bottom: 4px; }
.list pre { margin-top: 10px; }

/* status table */
.table-scroll { overflow-x: auto; margin-top: 28px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { padding: 10px 12px 10px 0; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 500; color: var(--fg-3); font-size: 14px; white-space: nowrap; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
th:not(:first-child), td:not(:first-child) { text-align: center; width: 120px; }
td.s { font-family: var(--mono); font-size: 15px; }
.s-y { color: var(--ok); }
.s-p { color: var(--part); }
.s-n { color: var(--no); }
.s-l, .s-x { color: var(--fg-3); }
.legend { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 14px; font-size: 14px; color: var(--fg-2); }
.legend span::before { font-family: var(--mono); margin-right: 8px; }
.legend .s-y::before { content: "●"; color: var(--ok); }
.legend .s-p::before { content: "◐"; color: var(--part); }
.legend .s-n::before { content: "○"; color: var(--no); }
.legend .s-l::before { content: "◌"; color: var(--fg-3); }
.legend .s-x::before { content: "–"; color: var(--fg-3); }
.legend span { color: var(--fg-2); }

/* quickstart */
.start { display: grid; grid-template-columns: 1fr 1.5fr; gap: 40px; margin-top: 36px; }
.steps { margin: 0; padding-left: 1.4em; color: var(--fg-2); font-size: 16px; display: grid; gap: 14px; }
.steps b { color: var(--fg); font-weight: 600; }
.tabs { display: flex; gap: 0; margin-bottom: 12px; border-bottom: 1px solid var(--line); }
.tabs button { all: unset; cursor: pointer; padding: 8px 14px; font: 500 14px var(--mono); color: var(--fg-3); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs button[aria-selected="true"] { color: var(--fg); border-bottom-color: var(--fg); }
.tabs button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.panel { display: none; position: relative; }
.panel.on { display: block; }
.copy { all: unset; position: absolute; top: 10px; right: 10px; cursor: pointer; font: 13px var(--mono); color: var(--fg-3); padding: 4px 8px; border: 1px solid var(--line); border-radius: 4px; background: var(--bg); }
.copy:hover { color: var(--fg); }
.copy:focus-visible { outline: 2px solid var(--accent); }
.panel pre { padding-right: 90px; }
/* syntax */
.k { color: var(--sx-k); } .t { color: var(--sx-t); } .str { color: var(--sx-s); } .n { color: var(--sx-n); }
.cm { color: var(--sx-c); font-style: italic; } .f { color: var(--sx-f); } .v { color: var(--sx-v); }

/* credits */
.credits { margin: 36px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 0 40px; }
.credits li { border-top: 1px solid var(--line); padding: 12px 0; font-size: 15px; color: var(--fg-2); }
.credits a { color: var(--fg); font-weight: 500; }
.credits small { font: 13px var(--mono); color: var(--fg-3); margin-left: 8px; }

/* end */
.end { padding: 72px 0 56px; }
.end p { font-size: 18px; max-width: 40em; }
footer { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 14px; color: var(--fg-3); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 24px; }
footer a { color: var(--fg-2); }

/* reveal on scroll */
.js .rv { opacity: 0; transform: translateY(18px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.js .rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .rv { opacity: 1; transform: none; transition: none; } .cur, .conn::after { animation: none; } }

/* responsive */
.cols > *, .demos > *, .pipes > *, .start > *, .wide > *, .hero-grid > * { min-width: 0; }
@media (max-width: 900px) {
  .cols { grid-template-columns: 1fr; gap: 24px; }
  .demos, .pipes, .start, .demos .wide { grid-template-columns: 1fr; gap: 28px; }
  .credits { grid-template-columns: 1fr; }
  .hero { padding: 36px 0 24px; }
  .hero .lead { margin: 16px 0 20px; }
  .actions { flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .term pre { height: 320px; font-size: 12px; }
  section { padding-top: 40px; }
  .end { padding: 40px 0 32px; }
  .cols, .demos, .pipes, .start, .credits { margin-top: 24px; }
  .hero figure { margin-top: 28px; }
  .nav .wrap { flex-wrap: wrap; height: auto; padding-top: 12px; padding-bottom: 12px; gap: 8px 16px; }
  .nav .side { margin-left: auto; }
  .nav ul { order: 3; width: 100%; margin: 0; flex-wrap: wrap; gap: 4px 16px; overflow: visible; white-space: normal; }
  .nav .side .gh-text { display: none; }
}
@media (max-width: 560px) {
  .hero .lead { font-size: 18px; }
  table { font-size: 14px; }
  th, td { padding: 8px 4px 8px 0; }
  th:not(:first-child), td:not(:first-child) { width: 58px; padding-left: 4px; }
  th { font-size: 11px; }
  .panel pre { padding-right: 18px; padding-top: 44px; }
  section { padding-top: 36px; }
  .cols { gap: 20px; }
}