/* ATLAS registry admin UI.
   Dark by default, light when the viewer's system asks for it. No external
   fonts or stylesheets -- the UI has to work on an airgapped host. */

:root {
  --bg:        #0f1115;
  --bg-raised: #161a21;
  --bg-inset:  #1d222b;
  --border:    #272d38;
  --border-strong: #38404e;
  --text:      #dfe4ec;
  --text-dim:  #9aa4b4;
  --text-faint:#6b7483;
  --accent:    #4c9be8;
  --accent-dim:#2d5f8f;
  --ok:        #4bb369;
  --warn:      #d79a3c;
  --danger:    #e05c5c;
  --danger-dim:#7a2f2f;
  --radius: 7px;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg:        #f6f7f9;
    --bg-raised: #ffffff;
    --bg-inset:  #eef0f4;
    --border:    #dde1e7;
    --border-strong: #c6ccd6;
    --text:      #1b2029;
    --text-dim:  #5a6372;
    --text-faint:#8b93a1;
    --accent:    #1f6fc4;
    --accent-dim:#aecbea;
    --ok:        #1f7a3d;
    --warn:      #8a5d10;
    --danger:    #b5302f;
    --danger-dim:#e8b4b4;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code, .mono, pre { font-family: var(--mono); font-size: 0.86em; }

/* --- chrome --------------------------------------------------------------- */

header.top {
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.top-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 20px;
  display: flex; align-items: center; gap: 22px; min-height: 56px;
  flex-wrap: wrap;
}
.brand {
  font-weight: 600; color: var(--text); letter-spacing: -0.01em;
  display: flex; align-items: center; gap: 9px; margin-right: 4px;
}
.brand:hover { text-decoration: none; }
.brand .dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 22%, transparent);
}
nav.main { display: flex; gap: 2px; margin-right: auto; flex-wrap: wrap; }
nav.main a {
  color: var(--text-dim); padding: 6px 11px; border-radius: var(--radius);
  font-size: 14px;
}
nav.main a:hover { background: var(--bg-inset); color: var(--text); text-decoration: none; }
nav.main a.active { background: var(--bg-inset); color: var(--text); font-weight: 500; }

.whoami { display: flex; align-items: center; gap: 10px; font-size: 14px; }
.whoami .name { color: var(--text-dim); }

main { max-width: 1160px; margin: 0 auto; padding: 26px 20px 70px; }

h1 { font-size: 21px; margin: 0 0 4px; letter-spacing: -0.01em; }
h2 { font-size: 16px; margin: 30px 0 10px; letter-spacing: -0.01em; }
.sub { color: var(--text-dim); font-size: 14px; margin: 0 0 22px; }
.page-head { display: flex; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.page-head > div:first-child { flex: 1; min-width: 240px; }

/* --- building blocks ----------------------------------------------------- */

.card {
  background: var(--bg-raised); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px; margin-bottom: 18px;
}
.card.tight { padding: 14px 16px; }
.card h2 { margin-top: 0; }

.grid { display: grid; gap: 14px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.grid.stats { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }

.stat { background: var(--bg-inset); border-radius: var(--radius); padding: 13px 15px; }
.stat .label {
  color: var(--text-faint); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.07em; margin-bottom: 5px;
}
.stat .value { font-size: 19px; font-weight: 600; letter-spacing: -0.01em; }
.stat .value small { font-weight: 400; color: var(--text-dim); font-size: 13px; }

table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.07em; color: var(--text-faint); font-weight: 600;
  padding: 7px 10px; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--bg-inset); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; margin: 0 -20px; padding: 0 20px; }

.pill {
  display: inline-block; padding: 1px 8px; border-radius: 11px;
  font-size: 11.5px; background: var(--bg-inset); color: var(--text-dim);
  border: 1px solid var(--border);
}
.pill.accent { color: var(--accent); border-color: var(--accent-dim); }
.pill.ok     { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, var(--border)); }
.pill.warn   { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, var(--border)); }
.pill.danger { color: var(--danger); border-color: var(--danger-dim); }

.muted { color: var(--text-dim); }
.faint { color: var(--text-faint); }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
.right { text-align: right; }

/* --- forms --------------------------------------------------------------- */

label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 5px; }
input[type=text], input[type=password], input[type=search], select, textarea {
  width: 100%; padding: 8px 10px; background: var(--bg-inset);
  border: 1px solid var(--border-strong); border-radius: var(--radius);
  color: var(--text); font: inherit; font-size: 14px;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}
.field { margin-bottom: 13px; }
.field .hint { font-size: 12px; color: var(--text-faint); margin-top: 4px; }

button, .btn {
  display: inline-block; padding: 8px 14px; font: inherit; font-size: 14px;
  border-radius: var(--radius); border: 1px solid var(--border-strong);
  background: var(--bg-inset); color: var(--text); cursor: pointer;
}
button:hover, .btn:hover { border-color: var(--accent); text-decoration: none; }
button.primary {
  background: var(--accent); border-color: var(--accent);
  color: #fff; font-weight: 500;
}
button.primary:hover { filter: brightness(1.08); }
button.danger { color: var(--danger); border-color: var(--danger-dim); }
button.danger:hover { background: var(--danger); border-color: var(--danger); color: #fff; }
button.small, .btn.small { padding: 4px 9px; font-size: 13px; }
button:disabled { opacity: 0.5; cursor: not-allowed; }
form.inline { display: inline; }
.actions { display: flex; gap: 9px; align-items: center; flex-wrap: wrap; }

/* --- notices ------------------------------------------------------------- */

.notice {
  border: 1px solid var(--border); border-left-width: 3px;
  border-radius: var(--radius); padding: 11px 14px; margin-bottom: 14px;
  background: var(--bg-raised); font-size: 14px;
}
.notice.ok     { border-left-color: var(--ok); }
.notice.error  { border-left-color: var(--danger); }
.notice.warn   { border-left-color: var(--warn); }
.notice.info   { border-left-color: var(--accent); }

.empty {
  text-align: center; padding: 44px 20px; color: var(--text-dim);
  border: 1px dashed var(--border-strong); border-radius: var(--radius);
}
.empty h3 { margin: 0 0 8px; color: var(--text); font-size: 15px; font-weight: 600; }

pre.block {
  background: var(--bg-inset); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px; overflow-x: auto;
  margin: 0; color: var(--text-dim); line-height: 1.6;
}
pre.block .cmd { color: var(--text); }

details.reveal summary {
  cursor: pointer; color: var(--text-dim); font-size: 13px; padding: 4px 0;
}
details.reveal summary:hover { color: var(--text); }
details.reveal[open] summary { margin-bottom: 9px; }

.kv { display: grid; grid-template-columns: minmax(110px, max-content) 1fr; gap: 7px 16px; font-size: 14px; }
.kv dt { color: var(--text-faint); }
.kv dd { margin: 0; overflow-wrap: anywhere; }

.spinner {
  display: inline-block; width: 11px; height: 11px; border-radius: 50%;
  border: 2px solid var(--border-strong); border-top-color: var(--accent);
  animation: spin 0.7s linear infinite; vertical-align: -1px;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation: none; } }

/* --- login --------------------------------------------------------------- */

.login-shell {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.login-card { width: 100%; max-width: 372px; }
.login-card .brand { justify-content: center; margin: 0 0 6px; font-size: 17px; }
.login-card .sub { text-align: center; margin-bottom: 20px; }

@media (max-width: 620px) {
  .top-inner { min-height: 0; padding: 10px 14px; }
  main { padding: 18px 14px 50px; }
  .table-wrap { margin: 0 -16px; padding: 0 16px; }
}