/* Backplane console. Same look as the AigeanOS web UI: Inter and JetBrains
   Mono, a zinc greyscale, dark, monochrome buttons, colour only for status.
   One file, no build. Fonts are bundled (fonts/, SIL Open Font License). */

@font-face {
  font-family: "Inter";
  src: url("fonts/inter.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("fonts/jetbrains-mono.woff2") format("woff2");
  font-weight: 100 800;
  font-display: swap;
}

:root {
  --zinc-50: #fafafa;
  --zinc-100: #f4f4f5;
  --zinc-200: #e4e4e7;
  --zinc-300: #d4d4d8;
  --zinc-400: #a1a1aa;
  --zinc-500: #71717a;
  --zinc-600: #52525b;
  --zinc-700: #3f3f46;
  --zinc-800: #27272a;
  --zinc-900: #18181b;
  --zinc-950: #09090b;

  --font-sans: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --bg: var(--zinc-950);
  --surface: var(--zinc-900);
  --surface-hover: rgba(128, 128, 128, 0.06);
  --bar: var(--zinc-900);
  --border: var(--zinc-800);
  --text: var(--zinc-100);
  --muted: var(--zinc-400);
  --accent: var(--zinc-50);
  --accent-text: var(--zinc-950);
  --field: rgba(0, 0, 0, 0.3);
  --field-border: rgba(255, 255, 255, 0.1);

  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #60a5fa;

  --radius: 8px;
  --focus-ring: 0 0 0 2px var(--bg), 0 0 0 4px var(--accent);
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}
input, select, textarea, button { font-variant-numeric: tabular-nums; }

a { color: var(--text); text-decoration: underline; text-decoration-color: var(--zinc-600); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--text); }

h1, h2, h3 { font-weight: 500; letter-spacing: -0.02em; color: var(--text); }
h1 { font-size: 1.5rem; margin: 0 0 .5rem; }
h2 {
  font-size: 12px;
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  font-weight: 600;
  color: var(--muted);
}
.card h2 + h2, .card table + h2, .card ul + h2, .card .scroll + h2 { margin-top: 1.5rem; }

.mono, code { font-family: var(--font-mono); font-size: .92em; }
h1.mono { font-size: 1.35rem; font-weight: 500; letter-spacing: 0; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.num { text-align: right; }
.pre { white-space: pre-wrap; }
.lede { color: var(--muted); margin: 0 0 1.5rem; max-width: 72ch; font-size: 14px; }

/* --- top bar --- */

.top {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-height: 60px;
  padding: 0 1.5rem;
  background: var(--bar);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: .65rem; color: var(--text); text-decoration: none; }
.brand img { width: 32px; height: 32px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-size: 15px; font-weight: 650; letter-spacing: -0.01em; }
.brand-sub { font-size: 11px; color: var(--muted); white-space: nowrap; }
.env {
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 2px 8px;
  border-radius: 99px;
  color: var(--warning);
  background: rgba(245, 158, 11, .1);
  border: 1px solid rgba(245, 158, 11, .2);
}
.nav { display: flex; gap: .15rem; flex-wrap: wrap; flex: 1; }
.nav a {
  color: var(--muted);
  padding: .5rem .75rem;
  border-radius: 6px;
  font-weight: 500;
  font-size: .9rem;
  text-decoration: none;
  transition: color .15s, background-color .15s;
}
.nav a:hover { color: var(--text); background: var(--surface-hover); }
.nav a[aria-current="page"] { color: var(--text); background: var(--bg); box-shadow: inset 0 0 0 1px var(--border); }
.me { display: flex; align-items: center; gap: .75rem; color: var(--muted); font-size: 12px; }

/* --- layout --- */

main.page { max-width: 1240px; margin: 0 auto; padding: 2rem 1.5rem 3rem; }
main.bare { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  min-width: 0;
}
.card.narrow { max-width: 560px; }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 1.5rem; }
.cols > .card { margin-bottom: 0; }
.cols + .card, .cols + .cols { margin-top: 1.5rem; }
.crumbs { margin: 0 0 .35rem; color: var(--muted); font-size: 12px; }
.crumbs a { color: var(--muted); }

.login { width: 100%; max-width: 380px; text-align: center; padding: 2.5rem 2rem; }
.login img { width: 44px; height: 44px; }
.login h1 { margin: 1rem 0 .25rem; font-weight: 600; }

/* --- stats --- */

.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1rem; margin: 0 0 2rem; }
.stats.small { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); margin-bottom: 1.25rem; }
.stat {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  color: var(--text);
  text-decoration: none;
  transition: border-color .15s;
}
a.stat:hover { border-color: var(--zinc-600); }
.stat .n { font-size: 28px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.15; }
.stat .l { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; font-weight: 600; }
.stat.good .n { color: var(--success); }
.stat.warn { border-color: rgba(245, 158, 11, .35); }
.stat.warn .n { color: var(--warning); }
.stat.bad .n { color: var(--error); }

/* --- tables --- */

.scroll { overflow-x: auto; }
table.list { width: 100%; border-collapse: collapse; font-size: .85rem; }
table.list th {
  text-align: left;
  font-weight: 600;
  color: var(--muted);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  border-bottom: 1px solid var(--border);
  padding: .6rem .75rem;
  white-space: nowrap;
}
table.list td { padding: .65rem .75rem; border-bottom: 1px solid var(--border); vertical-align: top; }
table.list tbody tr:hover td { background: var(--surface-hover); }
table.list tr:last-child td { border-bottom: 0; }
table.list tr.off td { color: var(--muted); }
table.list a.mono { text-decoration: none; }
table.list a.mono:hover { text-decoration: underline; }
tr.row-conflict td { background: rgba(245, 158, 11, .07); }
tr.row-invalid td { background: rgba(239, 68, 68, .07); }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: .7rem;
  font-weight: 600;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .05em;
  white-space: nowrap;
  color: var(--muted);
  background: rgba(128, 128, 128, .08);
  border: 1px solid var(--border);
}
.badge.good { color: var(--success); background: rgba(16, 185, 129, .1); border-color: rgba(16, 185, 129, .2); }
.badge.ok { color: var(--info); background: rgba(96, 165, 250, .1); border-color: rgba(96, 165, 250, .2); }
.badge.warn { color: var(--warning); background: rgba(245, 158, 11, .1); border-color: rgba(245, 158, 11, .2); }
.badge.bad { color: var(--error); background: rgba(239, 68, 68, .1); border-color: rgba(239, 68, 68, .2); }
.count { color: var(--muted); font-weight: 500; }

dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: .55rem 1.25rem; margin: 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }

ul.events { list-style: none; margin: 0; padding: 0; }
ul.events li { padding: .5rem 0; border-bottom: 1px solid var(--border); overflow-wrap: anywhere; }
ul.events li:last-child { border-bottom: 0; }
ul.events time { color: var(--muted); font-family: var(--font-mono); font-size: 12px; margin-right: .5rem; }
ul.events a.mono { text-decoration: none; }

/* --- forms --- */

input, select, textarea {
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--text);
  background: var(--field);
  border: 1px solid var(--field-border);
  border-radius: 4px;
  padding: .55rem .75rem;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
select { font-family: var(--font-sans); }
input::placeholder, textarea::placeholder { color: var(--zinc-600); }
input:focus, select:focus, textarea:focus { border-color: var(--zinc-500); box-shadow: 0 0 0 3px rgba(255, 255, 255, .06); }
input[type="file"] { font-family: var(--font-sans); padding: .45rem .5rem; }
input[type="checkbox"] { accent-color: var(--accent); width: 15px; height: 15px; }
textarea { width: 100%; resize: vertical; }

button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 1rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: .85rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background-color .15s, border-color .15s, opacity .15s;
}
button:hover, .button:hover { background: var(--surface-hover); border-color: var(--muted); }
button:focus-visible, .button:focus-visible, a:focus-visible { outline: none; box-shadow: var(--focus-ring); }
button.primary, .button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.primary:hover, .button.primary:hover { background: var(--accent); opacity: .9; }
button.link { height: auto; padding: 0; border: 0; background: none; color: var(--text); font-size: 12px; }
button.link:hover { text-decoration: underline; background: none; }
.button.wide { width: 100%; height: 42px; margin: 1.25rem 0 .75rem; }

.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 1.25rem; }
.filters input[type="search"] { flex: 1 1 280px; }

.grid-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1rem 1.25rem; align-items: end; }
.grid-form label {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}
.grid-form label input, .grid-form label select, .grid-form label textarea { width: 100%; }
.grid-form .full { grid-column: 1 / -1; }
.grid-form div.full { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; }
.grid-form.staging input { font-size: 1.05rem; padding: .7rem .85rem; }

form.inline { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }
form.inline p { margin: 0; display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; }
.row-form { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; }
.row-form select { width: auto; }
.row-form input.percent { width: 4.5rem; text-align: right; }
.row-form .cell { min-width: 7rem; }
.check { display: inline-flex; gap: .4rem; align-items: center; color: var(--muted); }

.flash {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--success);
  border-radius: 6px;
  padding: .75rem 1rem;
  margin: 0 0 1.5rem;
}
.error {
  color: var(--error);
  background: rgba(239, 68, 68, .08);
  border: 1px solid rgba(239, 68, 68, .2);
  border-radius: 6px;
  padding: .75rem 1rem;
}
.pager { display: flex; gap: 1rem; }

/* --- firmware: a version's boards together, and the upload list --- */

.nowrap { white-space: nowrap; }
button.small { height: 30px; padding: 0 .75rem; font-size: .8rem; }
button.quiet { border-color: transparent; color: var(--muted); }
button.quiet:hover { color: var(--error); border-color: rgba(239, 68, 68, .35); background: rgba(239, 68, 68, .06); }
button:disabled { opacity: .5; cursor: default; }
.row-form.tight { flex-wrap: nowrap; gap: .5rem; white-space: nowrap; }
.row-form.tight .check { margin: 0 .25rem; }
.row-form.end { justify-content: flex-end; }
.row-form.tight input.percent { padding: .3rem .5rem; }
td .row-form.tight { margin: -.2rem 0; }

details.version { padding: 0; }
details.version > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem 1rem;
  padding: 1rem 1.5rem;
  cursor: pointer;
  list-style: none;
  border-radius: var(--radius);
}
details.version > summary::-webkit-details-marker { display: none; }
details.version > summary::before {
  content: "";
  width: .45rem;
  height: .45rem;
  border-right: 1.5px solid var(--muted);
  border-bottom: 1.5px solid var(--muted);
  transform: rotate(-45deg);
  transition: transform .15s;
  align-self: center;
}
details.version[open] > summary::before { transform: rotate(45deg); }
details.version > summary:hover { background: var(--surface-hover); }
details.version > summary:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.version-name { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.01em; }
.version-state { margin-left: auto; display: flex; align-items: center; gap: .85rem; }
details.version > .scroll { padding: 0 .75rem .5rem; }
details.version .all-boards {
  margin: 0 1.5rem .75rem;
  padding: .6rem .85rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(128, 128, 128, .04);
  gap: .5rem .75rem;
}
details.version .all-boards input.percent { padding: .3rem .5rem; }
p.note { margin: -.5rem 0 1.5rem; max-width: 110ch; }

ul.uploads { list-style: none; margin: 0; padding: 0; }
ul.uploads li {
  display: grid;
  grid-template-columns: minmax(12rem, 22rem) minmax(8rem, 14rem) 1fr;
  gap: .25rem 1rem;
  align-items: center;
  padding: .6rem 0;
  border-top: 1px solid var(--border);
}
ul.uploads li:first-child { margin-top: 1.25rem; }
ul.uploads .name { overflow-wrap: anywhere; }
ul.uploads progress { width: 100%; height: 6px; accent-color: var(--accent); }
ul.uploads li.done .status { color: var(--success); }
ul.uploads li.failed .status { color: var(--error); }
ul.uploads li.done progress { accent-color: var(--success); }

@media (max-width: 640px) {
  .top { padding: .65rem 1rem 0; gap: .5rem 1rem; }
  .nav { order: 3; width: 100%; flex: none; flex-wrap: nowrap; overflow-x: auto; margin: 0 -1rem; padding: 0 1rem .5rem; }
  .nav a { white-space: nowrap; }
  .me { order: 2; margin-left: auto; }
  main.page { padding: 1.25rem 1rem 2.5rem; }
  .card { padding: 1.15rem; }
  .cols { grid-template-columns: 1fr; }
  dl.facts { grid-template-columns: 1fr; gap: .1rem; }
  dl.facts dd { margin-bottom: .6rem; }
  ul.uploads li { grid-template-columns: 1fr; }
  details.version > summary { padding: 1rem 1.15rem; }
  details.version .all-boards { margin: 0 1.15rem .75rem; }
  .version-state { margin-left: 0; }
}