/* The admin panel's whole stylesheet. No framework and no build step: this ships as three files
   that `dotnet publish` copies to the server, which is why deploy.sh needs no node toolchain.

   Dark by default because this is an operations console that gets opened at three in the morning,
   with a light palette for anyone whose system asks for one. */

:root {
  color-scheme: dark light;

  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --line: #2a2f3a;
  --text: #e6e9ef;
  --muted: #8d97a8;
  --accent: #4c9aff;
  --ok: #35c46a;
  --warn: #e8a33d;
  --bad: #e5484d;
  --radius: 10px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6fa;
    --panel: #ffffff;
    --panel-2: #eef1f6;
    --line: #d7dce5;
    --text: #14171d;
    --muted: #5c6675;
    --accent: #1a6dd9;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

h1, h2, h3 { margin: 0 0 .5rem; font-weight: 600; letter-spacing: -.01em; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1rem; }
a { color: var(--accent); }
.muted { color: var(--muted); font-size: .85rem; }
.error { color: var(--bad); font-size: .875rem; margin: .5rem 0 0; }
[hidden] { display: none !important; }

/* ---- Chrome ------------------------------------------------------------- */

.topbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: .75rem 1.25rem;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}

.brand { display: flex; align-items: center; gap: .6rem; }
.brand .glyph { font-size: 1.4rem; color: var(--accent); }
.brand strong { display: block; font-size: .95rem; }
.brand .muted { font-size: .75rem; }

.tabs { display: flex; gap: .25rem; margin-left: auto; }
.who { display: flex; align-items: center; gap: .75rem; }

main { padding: 1.5rem; max-width: 1100px; margin: 0 auto; }

.view { display: none; }
.view.active { display: block; }

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .5rem 1rem;
  margin-bottom: 1rem;
}

/* ---- Controls ------------------------------------------------------------ */

button {
  font: inherit;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  padding: .45rem .85rem;
  cursor: pointer;
}
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: .45; cursor: not-allowed; }

button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.ghost { background: transparent; }
button.danger { border-color: var(--bad); color: var(--bad); }
button.danger:hover:not(:disabled) { background: var(--bad); color: #fff; }

.tab { background: transparent; border-color: transparent; color: var(--muted); }
.tab.active { color: var(--text); border-color: var(--line); background: var(--panel-2); }

label { display: block; margin-bottom: .75rem; font-size: .85rem; color: var(--muted); }
label.checkbox { display: flex; align-items: center; gap: .5rem; color: var(--text); }

input, select, textarea {
  font: inherit;
  display: block;
  width: 100%;
  margin-top: .25rem;
  padding: .5rem .6rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
}
textarea { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: .8rem; resize: vertical; }
label.checkbox input { width: auto; margin: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

/* ---- Notification preferences -------------------------------------------- */

.pref-group { margin-bottom: 1.25rem; }
.pref-group > h4 {
  margin: 0 0 .5rem;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
}

.pref {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: .6rem 0;
  border-top: 1px solid var(--line);
}
.pref:first-of-type { border-top: none; }
.pref input { width: auto; margin: .2rem 0 0; flex: none; }
.pref strong { display: block; font-weight: 600; font-size: .9rem; }
.pref span { color: var(--muted); font-size: .82rem; }

.actions { display: flex; gap: .5rem; }

/* ---- Cards --------------------------------------------------------------- */

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
}
.card.narrow { max-width: 460px; }
.inline-form { max-width: 460px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.machine-card { cursor: pointer; margin: 0; }
.machine-card:hover { border-color: var(--accent); }
.machine-card h3 { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }

.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1rem;
  align-items: start;
}

/* ---- Status vocabulary --------------------------------------------------- */

.pill {
  display: inline-block;
  padding: .1rem .5rem;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}
.pill.on, .pill.done { color: var(--ok); border-color: var(--ok); }
.pill.off { color: var(--muted); }
.pill.sleeping, .pill.hibernated, .pill.pending, .pill.sent, .pill.accepted { color: var(--warn); border-color: var(--warn); }
.pill.unknown { color: var(--muted); border-style: dashed; }
.pill.failed, .pill.rejected, .pill.expired { color: var(--bad); border-color: var(--bad); }
.pill.admin { color: var(--accent); border-color: var(--accent); }

.dot { display: inline-block; width: .55rem; height: .55rem; border-radius: 50%; background: var(--muted); margin-right: .35rem; }
.dot.live { background: var(--ok); }
.dot.dead { background: var(--bad); }

/* ---- Facts and tables ---------------------------------------------------- */

.facts { display: grid; grid-template-columns: auto 1fr; gap: .35rem 1rem; margin: 0; font-size: .9rem; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }

table { width: 100%; border-collapse: collapse; font-size: .875rem; }
th, td { text-align: left; padding: .45rem .5rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
td.right, th.right { text-align: right; }
tbody tr:last-child td { border-bottom: none; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: .82em; }
.table-wrap { overflow-x: auto; }

/* ---- Commands ------------------------------------------------------------ */

.command-buttons { display: flex; flex-wrap: wrap; gap: .5rem; }

/* Hold-to-confirm, the third brake on a command that cuts power without asking the operating
   system. The bar is the button filling up over a second and a half of held pointer. */
.hold { position: relative; overflow: hidden; border-color: var(--bad); color: var(--bad); }
.hold::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--held, 0%);
  background: var(--bad);
  opacity: .3;
  transition: width .1s linear;
  pointer-events: none;
}

/* ---- Enrolment code ------------------------------------------------------ */

.code {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--accent);
  user-select: all;
}

/* ---- Energy -------------------------------------------------------------- */

.bars { display: grid; gap: .3rem; }
.bar-row { display: grid; grid-template-columns: 6.5rem 1fr auto; gap: .6rem; align-items: center; font-size: .82rem; }
.bar { height: .65rem; border-radius: 3px; background: var(--accent); min-width: 2px; }
.bar-track { background: var(--panel-2); border-radius: 3px; }

/* ---- Sign in ------------------------------------------------------------- */

.signin { display: grid; place-items: center; min-height: 100vh; padding: 1.5rem; }
.signin-card { width: min(380px, 100%); margin: 0; }
.signin-card h1 { font-size: 1.3rem; }
.signin-card button { width: 100%; margin-top: .5rem; }

/* ---- Toast --------------------------------------------------------------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: .6rem 1rem;
  box-shadow: 0 8px 24px rgb(0 0 0 / .35);
  z-index: 20;
  max-width: min(520px, 90vw);
}
.toast.bad { border-left-color: var(--bad); }

@media (max-width: 620px) {
  .topbar { gap: .75rem; }
  .tabs { order: 3; width: 100%; margin-left: 0; }
  main { padding: 1rem; }
}