:root {
  --ink: #1c2733;
  --muted: #5b6b78;
  --paper: #eef2f4;
  --surface: #ffffff;
  --line: #cfd8de;
  --accent: #1d5c8a;
  --accent-ink: #ffffff;
  --ok: #2d6a3e;
  --danger: #a4262c;
  --warn: #8a5a00;
  --mono: ui-monospace, "Cascadia Mono", "Segoe UI Mono", Consolas, monospace;
  --sans: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e3e9ee; --muted: #9aa9b5; --paper: #151c22; --surface: #1d262e;
    --line: #34424e; --accent: #5a9fd4; --accent-ink: #0d1a24;
    --ok: #7cc48f; --danger: #f08a8f; --warn: #e2b55a;
  }
}
* { box-sizing: border-box; }
html { font: 15px/1.5 var(--sans); color: var(--ink); background: var(--paper); }
body { margin: 0; }
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.top {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem 2rem;
  padding: .9rem clamp(1rem, 4vw, 2.5rem); background: var(--surface); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: baseline; gap: .75rem; text-decoration: none; color: var(--ink); }
.brand-name { font-weight: 700; font-size: 1.05rem; }
.brand-zone { font-family: var(--mono); font-size: .85rem; color: var(--muted); }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem; }
.nav a { text-decoration: none; color: var(--muted); padding: .2rem 0; border-bottom: 2px solid transparent; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }
.nav form { margin: 0; }
.who { color: var(--ink); font-weight: 600; }

main { padding: 2rem clamp(1rem, 4vw, 2.5rem) 4rem; margin: 0 auto; }
main.wide { max-width: 1180px; }
main.narrow { max-width: 460px; }
h1 { font-size: 1.6rem; line-height: 1.2; margin: 0 0 1.25rem; }
.lead { margin-top: -.5rem; color: var(--muted); max-width: 60ch; }
.muted { color: var(--muted); }
.warn { color: var(--warn); }
small { color: var(--muted); font-weight: 400; }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 1.25rem; margin-bottom: 1.5rem; }
.stack { display: grid; gap: 1rem; }
.create { display: grid; gap: .9rem 1rem; grid-template-columns: 2fr 1fr 1.5fr 1.3fr auto; align-items: end; }
.create-user { grid-template-columns: 1.3fr 2fr 1fr auto; max-width: 900px; }
label { display: grid; gap: .3rem; font-weight: 600; font-size: .9rem; }
input, select {
  font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 4px;
  padding: .5rem .6rem; min-width: 0; width: 100%; font-weight: 400;
}
input:focus { border-color: var(--accent); }
.code-input { font-family: var(--mono); font-size: 1.5rem; letter-spacing: .3em; text-align: center; }

.btn {
  font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap;
  padding: .5rem .9rem; border-radius: 4px; border: 1px solid var(--line); background: var(--surface); color: var(--ink);
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.danger { color: var(--danger); border-color: currentColor; }
.linkbtn { font: inherit; background: none; border: 0; padding: 0; color: var(--muted); cursor: pointer; }
.linkbtn:hover { color: var(--ink); text-decoration: underline; }
.aside { margin-top: 1rem; }

.notice { border-radius: 6px; padding: .8rem 1rem; margin: 0 0 1.25rem; border: 1px solid; }
.notice p { margin: 0 0 .4rem; }
.notice-ok { border-color: var(--ok); color: var(--ok); background: var(--surface); }
.notice-error { border-color: var(--danger); color: var(--danger); background: var(--surface); }
.notice-token { border-color: var(--accent); background: var(--surface); }
.token-row { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; margin-top: .6rem; }
.token-row code { font-family: var(--mono); font-size: .95rem; padding: .45rem .6rem; background: var(--paper);
  border: 1px dashed var(--accent); border-radius: 4px; word-break: break-all; user-select: all; }

.list { border-top: 1px solid var(--line); }
.item { border-bottom: 1px solid var(--line); }
.item > summary { list-style: none; cursor: pointer; padding: .8rem .5rem; display: grid; gap: .25rem 1.25rem; align-items: center; }
.item > summary::-webkit-details-marker { display: none; }
.item > summary:hover { background: var(--surface); }
.item[open] > summary { background: var(--surface); }
.c-row { grid-template-columns: minmax(0, 1.4fr) minmax(0, 2.2fr) 8.5rem 12.5rem 5.5rem; }
.u-row { grid-template-columns: minmax(0, 1.2fr) 8rem 13rem minmax(0, 1fr) 5.5rem; }
.c-name, .u-name { font-weight: 600; overflow-wrap: anywhere; }
.c-host { font-family: var(--mono); color: var(--muted); overflow-wrap: anywhere; }
.c-host b { color: var(--ink); font-weight: 600; }
.c-ip { font-family: var(--mono); }
.c-seen { white-space: nowrap; font-variant-numeric: tabular-nums; }
.badge { justify-self: start; font-size: .8rem; font-weight: 600; padding: .1rem .5rem; border-radius: 3px; border: 1px solid; }
.badge.on { color: var(--ok); }
.badge.off { color: var(--danger); }
.item-body { display: flex; flex-wrap: wrap; align-items: flex-end; gap: .75rem; padding: .75rem .5rem 1.25rem; background: var(--surface); }
.item-body form { margin: 0; }
.inline-form { display: flex; gap: .5rem; align-items: flex-end; }
.inline-form input { width: 11rem; font-family: var(--mono); }
.meta { flex-basis: 100%; margin: .25rem 0 0; font-size: .85rem; }
.empty { color: var(--muted); padding: 1.5rem .5rem; }

.setup { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; margin-bottom: 1.25rem; }
.setup img { background: #fff; padding: 8px; border-radius: 6px; border: 1px solid var(--line); }
.secret { font-family: var(--mono); font-size: 1rem; display: inline-block; padding: .35rem .5rem; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; }
.hint { font-size: .85rem; color: var(--muted); }

@media (max-width: 860px) {
  .create, .create-user { grid-template-columns: 1fr 1fr; }
  .create .btn, .create-user .btn { grid-column: 1 / -1; justify-self: start; }
  .c-row, .u-row { grid-template-columns: 1fr auto; }
  .c-row > :nth-child(2), .c-row > :nth-child(3), .c-row > :nth-child(4),
  .u-row > :nth-child(2), .u-row > :nth-child(3), .u-row > :nth-child(4) { grid-column: 1 / -1; }
  .c-row > .badge, .u-row > :nth-child(5) { grid-row: 1; grid-column: 2; }
}
@media (max-width: 520px) {
  .create, .create-user { grid-template-columns: 1fr; }
}

h2 { font-size: 1.15rem; margin: 2rem 0 .75rem; }
.u-mail { display: block; font-weight: 400; overflow-wrap: anywhere; }
.inline-form .wide-input { width: 18rem; font-family: var(--sans); }

.log-filter { grid-template-columns: 2fr 1.2fr 1.3fr 1fr 1fr auto; }
.log-tools { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .9rem; margin: -.5rem 0 1rem; }
.log-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); }
table.log { width: 100%; border-collapse: collapse; font-size: .88rem; }
.log th { text-align: left; font-weight: 600; color: var(--muted); padding: .55rem .7rem; border-bottom: 1px solid var(--line); white-space: nowrap; }
.log td { padding: .5rem .7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.log tr:last-child td { border-bottom: 0; }
.log td.t { white-space: nowrap; font-variant-numeric: tabular-nums; color: var(--muted); }
.log .ev { display: block; font-weight: 600; }
.log .act { font-family: var(--mono); font-size: .78rem; color: var(--muted); }
.log code { font-family: var(--mono); }
.log td.d { color: var(--muted); overflow-wrap: anywhere; min-width: 14rem; }
.log tr.lv-warn td:first-child { box-shadow: inset 3px 0 0 var(--warn); }
.log tr.lv-error td:first-child { box-shadow: inset 3px 0 0 var(--danger); }
.log tr.lv-error .ev { color: var(--danger); }
@media (max-width: 860px) { .log-filter { grid-template-columns: 1fr 1fr; } }