/* infraNest. Colours and rules: docs/BRAND.md */
:root {
  color-scheme: dark;
  --bg: #0a0c10; --panel: #11141a; --raised: #171b23; --text: #f2f3f5; --muted: #9aa1ac; --line: #232833;
  --accent: #ffb224; --accent-text: #1a1204; --ok: #4ade80; --warn: #ffb224; --bad: #ff7b72;
  --warn-bg: #2e2208; --bad-bg: #331614; --ok-bg: #10291a;
  --sans: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
}
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: var(--bg); color: var(--text); font: 16px/1.55 var(--sans);
}
a { color: var(--accent); }
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding: .85rem clamp(1rem, 4vw, 2.5rem); background: var(--bg); border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 800; font-size: 1.15rem; letter-spacing: -.01em; color: var(--text); text-decoration: none; }
.brand img { width: 1.6rem; height: 1.6rem; }
nav { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }
nav a:not(.button) { color: var(--muted); text-decoration: none; }
nav a:not(.button):hover { color: var(--text); }
main { flex: 1; width: 100%; max-width: 60rem; margin: 0 auto; padding: 2rem clamp(1rem, 4vw, 2.5rem); }
main:has(> .hero) { max-width: 74rem; padding-top: 0; }
.bottom {
  display: flex; gap: 1.2rem; flex-wrap: wrap; padding: 1.25rem clamp(1rem, 4vw, 2.5rem);
  border-top: 1px solid var(--line); font-size: .875rem;
}
.bottom a { color: var(--muted); }
h1 { font-size: clamp(1.7rem, 4vw, 2.3rem); line-height: 1.15; font-weight: 800; letter-spacing: -.02em; margin: 0 0 .75rem; }
h2 { font-size: 1.2rem; font-weight: 700; margin: 2rem 0 .75rem; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 40rem; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: .5rem; padding: 1.1rem 1.25rem; margin-bottom: 1rem; }
.narrow { max-width: 26rem; margin: 0 auto; }
form label { display: block; margin-bottom: .9rem; font-size: .925rem; color: var(--muted); }
form input[type=email], form input[type=password], form input[type=text], form input[type=number] {
  display: block; width: 100%; margin-top: .3rem; padding: .6rem .75rem; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--line); border-radius: .4rem;
}
form input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.check { display: flex; gap: .55rem; align-items: flex-start; }
.check input { margin-top: .3rem; flex: none; accent-color: var(--accent); }
button, .button {
  font: inherit; font-weight: 600; padding: .55rem 1.25rem; border: 1px solid var(--accent); border-radius: 999px; cursor: pointer;
  background: var(--accent); color: var(--accent-text); text-decoration: none; display: inline-block; transition: filter .15s;
}
button:hover, .button:hover { filter: brightness(1.08); }
button:focus-visible, .button:focus-visible, a:focus-visible { outline: 2px solid var(--text); outline-offset: 2px; }
button.quiet, .button.ghost { background: transparent; color: var(--text); border-color: var(--line); }
button.quiet:hover, .button.ghost:hover { border-color: var(--muted); filter: none; }
button.danger { background: transparent; color: var(--bad); border-color: var(--bad); }
button:disabled { opacity: .5; cursor: default; filter: none; }
.link { background: none; border: 0; padding: 0; font-weight: 400; color: var(--accent); text-decoration: underline; border-radius: 0; }
.row { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }
.between { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; align-items: flex-start; }
.muted { color: var(--muted); font-size: .9rem; }
.notice { padding: .7rem .9rem; border-radius: .4rem; margin-bottom: 1rem; }
.notice.bad { background: var(--bad-bg); color: var(--bad); }
.notice.warn { background: var(--warn-bg); color: var(--warn); }
.notice.ok { background: var(--ok-bg); color: var(--ok); }
.chip { display: inline-block; padding: .05rem .6rem; border-radius: 999px; font: .78rem/1.6 var(--mono); background: transparent; border: 1px solid var(--line); }
.chip.ok { color: var(--ok); border-color: var(--ok); }
.chip.warn { color: var(--warn); border-color: var(--warn); }
.chip.bad { color: var(--bad); border-color: var(--bad); }
dl.fields { display: grid; grid-template-columns: max-content 1fr; gap: .15rem 1rem; margin: .75rem 0; }
dl.fields dt { color: var(--muted); }
dl.fields dd { margin: 0; overflow-wrap: anywhere; }
code, .secret { font-family: var(--mono); font-size: .875rem; }
.secret { display: block; padding: .6rem .7rem; margin: .5rem 0; background: var(--bg); border: 1px solid var(--line); border-radius: .4rem; overflow-wrap: anywhere; }
.bar { height: .45rem; background: var(--bg); border: 1px solid var(--line); border-radius: 1rem; overflow: hidden; margin-top: .25rem; }
.bar i { display: block; height: 100%; background: var(--accent); }
.bar i.warn { background: var(--warn); }
.bar i.bad { background: var(--bad); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: .5rem; padding: .7rem .9rem; }
.stat b { display: block; font-size: 1.4rem; line-height: 1.3; font-variant-numeric: tabular-nums; }

/* history of one database: the same shapes as .stat, with a small SVG chart */
.stats { border-top: 1px dashed var(--line); margin-top: 1rem; padding-top: .9rem; }
.stats-head { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem 1rem; margin-bottom: .75rem; }
.stats-head .tabs.small { margin: 0; }
.stats .grid { margin-bottom: .25rem; }
.chart { margin: 1rem 0 0; }
.chart figcaption { display: flex; justify-content: space-between; gap: .75rem; align-items: baseline; font-size: .9rem; margin-bottom: .3rem; }
.chart svg { display: block; width: 100%; height: auto; }
.chart .area { fill: var(--accent); opacity: .14; }
.chart .line { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .dot { fill: var(--accent); }
.chart .limit { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 4 4; }
.chart text { fill: var(--muted); font: 10px var(--mono); }
.chart-axis { display: flex; justify-content: space-between; gap: .75rem; margin-top: .25rem; font: .78rem var(--mono); color: var(--muted); }

/* tickets: the customer's requests and one-way notices */
.bell { position: relative; display: inline-flex; align-items: center; padding: .2rem; color: var(--muted); }
.bell:hover { color: var(--text); }
.bell-icon { display: block; width: 1.3rem; height: 1.3rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.bell .dot { position: absolute; top: -.1rem; right: -.1rem; width: .55rem; height: .55rem; border-radius: 50%; background: var(--bad); border: 2px solid var(--bg); }
.ticket-row { display: block; color: var(--text); text-decoration: none; }
.ticket-row:hover { border-color: var(--accent); }
.ticket-row p { margin: .4rem 0 0; }
.message { background: var(--panel); border: 1px solid var(--line); border-radius: .5rem; padding: .85rem 1rem; margin-bottom: .75rem; }
.message.mine { border-color: var(--accent); }
.message-meta { display: flex; justify-content: space-between; gap: .75rem; align-items: baseline; margin-bottom: .35rem; }
.message-body { white-space: pre-wrap; overflow-wrap: anywhere; }
.attachments { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .6rem; align-items: flex-start; }
.attachments .thumb { width: 8rem; height: auto; max-height: 8rem; object-fit: cover; border: 1px solid var(--line); border-radius: .35rem; cursor: zoom-in; }
.attachments button { font-size: .85rem; padding: .2rem .6rem; }
form textarea { display: block; width: 100%; margin-top: .3rem; padding: .6rem .75rem; font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: .4rem; resize: vertical; }
form input[type=file] { display: block; margin-top: .35rem; font: inherit; color: var(--muted); }
.recipients { max-height: 12rem; overflow: auto; border: 1px solid var(--line); border-radius: .4rem; padding: .6rem .75rem; margin-bottom: .9rem; }
.recipients .check { margin-bottom: .3rem; }

/* Kafka: one row per credential or topic, a compact form for topics */
.kafka-row { padding: .45rem 0; border-top: 1px solid var(--line); }
.kafka-row:first-of-type { border-top: 0; }
form.row { display: flex; gap: .6rem; flex-wrap: wrap; align-items: flex-end; margin-bottom: .5rem; }
form.row label { margin-bottom: 0; }
form select { display: block; margin-top: .3rem; padding: .55rem .65rem; font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: .4rem; }
td select { padding: .2rem .4rem; font: inherit; font-size: .85rem; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: .35rem; }


.scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .925rem; }
th, td { text-align: left; padding: .45rem .6rem; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; }
td button { padding: .15rem .65rem; font-size: .85rem; }
.tabs { margin-bottom: 1.25rem; }
.tabs a:not(.button) { color: var(--muted); text-decoration: none; padding: .55rem .4rem; }
.tabs a:not(.button):hover { color: var(--text); }
.tabs.small { display: flex; flex-wrap: wrap; gap: .3rem; margin: 1rem 0 .5rem; }
.tab { padding: .15rem .7rem; font-size: .85rem; font-weight: 400; background: transparent; color: var(--muted); border-color: var(--line); }
.tab.on { color: var(--accent); border-color: var(--accent); }
.copy-icon {
  position: absolute; top: .6rem; right: .6rem; width: 1.15rem; height: 1.15rem; pointer-events: none;
  fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; color: var(--muted);
}
.copy-icon.done { color: var(--ok); }
.conn:hover .copy-icon, .conn:focus-visible .copy-icon, .secret:hover .copy-icon, .secret:focus-visible .copy-icon { color: var(--accent); }
.conn:hover .copy-icon.done, .secret:hover .copy-icon.done { color: var(--ok); }
.secret[role=button] { position: relative; padding-right: 2.4rem; cursor: copy; }
.conn {
  position: relative; margin: 0 0 .5rem; padding: .7rem 2.4rem .7rem .8rem; background: var(--bg); border: 1px solid var(--line); border-radius: .4rem; cursor: copy;
  font: .875rem/1.5 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere;
}
.conn:hover, .conn:focus-visible { border-color: var(--accent); outline: none; }
.blurred { filter: blur(.28rem); user-select: none; }
dialog.ask { width: min(28rem, calc(100vw - 2rem)); padding: 1.25rem; color: var(--text); background: var(--panel); border: 1px solid var(--line); border-radius: .6rem; }
dialog.ask::backdrop { background: rgb(0 0 0 / .65); }
dialog.ask h2 { margin: 0 0 .5rem; }
dialog.ask p { margin: 0 0 1rem; overflow-wrap: anywhere; }
dialog.ask input { display: block; width: 100%; margin-bottom: 1rem; padding: .55rem .65rem; font: inherit; color: inherit; background: var(--bg); border: 1px solid var(--line); border-radius: .4rem; }
dialog.ask .row { justify-content: flex-end; }
#devmail {
  position: fixed; right: 1rem; bottom: 1rem; width: min(24rem, calc(100vw - 2rem)); max-height: 40vh; overflow: auto;
  background: var(--panel); border: 1px dashed var(--warn); border-radius: .6rem; padding: .7rem .9rem; font-size: .85rem;
}
#devmail h3 { margin: 0 0 .4rem; font-size: .85rem; color: var(--warn); }
#devmail p { margin: .35rem 0; overflow-wrap: anywhere; }
.legal { max-width: 46rem; }
.legal mark { background: var(--warn-bg); color: var(--warn); padding: 0 .2rem; }

/* landing */
.hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 2rem; align-items: center; padding: clamp(2rem, 6vw, 4.5rem) 0; }
.hero h1 { font-size: clamp(2.5rem, 6.4vw, 4.6rem); line-height: 1.02; font-weight: 900; letter-spacing: -.035em; text-transform: uppercase; margin-bottom: 1.25rem; }
.hero mark { background: var(--accent); color: var(--accent-text); padding: 0 .12em; }
.hero .lead { margin-bottom: 1.75rem; }
.hero img { width: 100%; height: auto; display: block; }
.eyebrow { font: .8rem/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin: 0 0 1rem; }
.facts { display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid var(--line); font: .875rem/1.4 var(--mono); color: var(--muted); }
.facts div { padding: 1rem .9rem; border-left: 1px solid var(--line); }
.facts div:first-child { border-left: 0; }
.block { padding-top: clamp(3rem, 7vw, 5rem); }
.block > h2 { font-size: clamp(1.6rem, 3.6vw, 2.4rem); line-height: 1.15; font-weight: 800; letter-spacing: -.02em; margin: 0 0 1.75rem; max-width: 34rem; }
.cells { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: .5rem; overflow: hidden; }
.cells.pairs { grid-template-columns: repeat(2, 1fr); }
.cell { background: var(--bg); padding: 1.35rem 1.4rem; }
.cell h3 { font-size: 1.05rem; margin: 0 0 .4rem; }
.cell p { margin: 0; color: var(--muted); font-size: .95rem; }
.cell .chip { margin-bottom: .75rem; }
.cell .step { display: block; font: 1rem var(--mono); color: var(--accent); margin-bottom: .6rem; }
.offer { display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: 1.5rem 3rem; align-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: .5rem; padding: 1.75rem; }
.offer h3 { font-size: 1.5rem; margin: 0; }
.offer .price { font-size: 2.6rem; font-weight: 900; letter-spacing: -.03em; margin: .25rem 0 .75rem; }
.faq details { border-bottom: 1px solid var(--line); padding: .95rem 0; }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { margin: .6rem 0 0; color: var(--muted); max-width: 44rem; }
.closing { margin-top: clamp(3rem, 7vw, 5rem); padding: clamp(2rem, 5vw, 3.5rem); background: var(--accent); color: var(--accent-text); border-radius: .5rem; }
.closing h2 { font-size: clamp(1.6rem, 3.6vw, 2.4rem); font-weight: 900; letter-spacing: -.02em; text-transform: uppercase; margin: 0 0 1.25rem; }
.closing .button { background: var(--accent-text); color: var(--accent); border-color: var(--accent-text); }

@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; }
  .hero img { max-width: 22rem; margin: 0 auto; }
  .cells.pairs { grid-template-columns: 1fr; }
  .facts { grid-template-columns: repeat(2, 1fr); }
  .facts div:nth-child(odd) { border-left: 0; }
  .facts div:nth-child(n+3) { border-top: 1px solid var(--line); }
}