:root {
  --paper:  #e8ece7;
  --ink:    #17262b;
  --muted:  #56676a;
  --rule:   #bcc7c2;
  --signal: #0c7a63;
  --on-signal: #ffffff;
  --danger: #b03a2e;
  --field:  #f3f6f2;
  --display: "Familjen Grotesk", "Segoe UI", system-ui, sans-serif;
  --body:    "Public Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:    ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper:  #11181a;
    --ink:    #e4ebe7;
    --muted:  #93a5a3;
    --rule:   #2c3b3d;
    --signal: #35c9a0;
    --on-signal: #0b1a16;
    --danger: #ef7d6f;
    --field:  #182224;
  }
}

* { box-sizing: border-box; }
html { background: var(--paper); }
body {
  margin: 0; min-height: 100vh;
  background: var(--paper); color: var(--ink);
  font: 400 16px/1.55 var(--body);
  -webkit-text-size-adjust: 100%;
}
[hidden] { display: none !important; }

/* Top bar */
.top {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  max-width: 760px; margin: 0 auto; padding: 22px 20px 14px;
  border-bottom: 1px solid var(--rule);
}
.brand { font: 700 22px/1 var(--display); color: var(--ink); text-decoration: none; letter-spacing: -0.01em; }
.who { display: flex; align-items: baseline; gap: 14px; font-size: 14px; color: var(--muted); }
.who span { font-family: var(--mono); font-size: 13px; }

main { max-width: 760px; margin: 0 auto; padding: 8px 20px 72px; }

h1 { font: 600 clamp(28px, 6vw, 40px)/1.1 var(--display); letter-spacing: -0.02em; margin: 40px 0 12px; }
h2 { font: 600 20px/1.2 var(--display); margin: 32px 0 6px; }
.lead { max-width: 56ch; color: var(--muted); margin: 0 0 28px; }

/* Forms */
.stack { display: grid; gap: 8px; max-width: 420px; margin-bottom: 20px; }
label { font-weight: 600; font-size: 14px; }
input {
  font: 500 17px/1.2 var(--body); color: var(--ink);
  background: var(--field); border: 1px solid var(--rule); border-radius: 4px;
  padding: 12px 12px; width: 100%;
}
input::placeholder { color: var(--muted); opacity: .7; }
input:focus-visible, button:focus-visible, a:focus-visible, [role="tab"]:focus-visible, [role="switch"]:focus-visible {
  outline: 3px solid var(--signal); outline-offset: 2px;
}
.hint { margin: 0 0 8px; font-size: 13px; color: var(--muted); }
.notice { margin: 0 0 6px; padding: 10px 12px; border-left: 3px solid var(--signal); background: var(--field); font-size: 14px; }
.error { color: var(--danger); min-height: 1.5em; font-size: 14px; margin: 4px 0 0; }
.row-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-top: 6px; }

button { font: inherit; cursor: pointer; }
.primary {
  background: var(--signal); color: var(--on-signal); border: 0; border-radius: 4px;
  padding: 12px 18px; font-weight: 600;
}
.primary:disabled { opacity: .55; cursor: default; }
.secondary {
  background: transparent; color: var(--ink); border: 1px solid var(--ink); border-radius: 4px;
  padding: 8px 14px; font-weight: 600; font-size: 14px;
}
.link { background: none; border: 0; padding: 0; color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.danger { color: var(--danger); }

/* Tabs */
.tabs { display: flex; gap: 26px; margin: 18px 0 8px; overflow-x: auto; border-bottom: 1px solid var(--rule); }
[role="tab"] {
  background: none; border: 0; padding: 12px 0; margin-bottom: -1px;
  color: var(--muted); font-weight: 600; border-bottom: 3px solid transparent; white-space: nowrap;
}
[role="tab"][aria-selected="true"] { color: var(--ink); border-bottom-color: var(--signal); }

/* Ruled lists */
.ledger { list-style: none; margin: 0; padding: 0; }
.ledger > li {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 4px 20px;
  padding: 16px 0; border-bottom: 1px solid var(--rule);
}
.ledger .name { font-weight: 600; }
.ledger .info { grid-column: 1; font-size: 14px; color: var(--muted); max-width: 52ch; }
.ledger .ctl  { grid-column: 2; grid-row: 1 / span 2; }
.facts { list-style: none; margin: 8px 0 0; padding: 0; }
.facts li { display: flex; justify-content: space-between; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--rule); }
.facts .k { color: var(--muted); }
.facts .v { font-weight: 600; text-align: right; }
.facts .v.mono { font-family: var(--mono); font-weight: 500; }
.state-on  { color: var(--signal); }
.state-off { color: var(--danger); }

/* The switch: wide rocker with its state written on it */
[role="switch"] {
  position: relative; width: 68px; height: 32px; padding: 0; border-radius: 4px;
  border: 1.5px solid var(--muted); background: transparent; color: var(--muted);
  font: 700 12px/1 var(--display); letter-spacing: .04em;
  transition: background-color .15s, border-color .15s, color .15s;
}
[role="switch"]::before {
  content: ""; position: absolute; top: 3px; left: 3px; width: 28px; height: 22px;
  background: var(--muted); border-radius: 2px; transition: transform .15s, background-color .15s;
}
[role="switch"] span { position: absolute; top: 50%; transform: translateY(-50%); }
[role="switch"] .t-off { right: 9px; }
[role="switch"] .t-on  { left: 9px; opacity: 0; }
[role="switch"][aria-checked="true"] { background: var(--signal); border-color: var(--signal); color: var(--on-signal); }
[role="switch"][aria-checked="true"]::before { background: var(--on-signal); transform: translateX(32px); }
[role="switch"][aria-checked="true"] .t-off { opacity: 0; }
[role="switch"][aria-checked="true"] .t-on  { opacity: 1; }
[role="switch"]:disabled { opacity: .5; cursor: default; }

/* Prefix editor */
.inline-form { display: flex; gap: 10px; align-items: center; }
.inline-form input { width: 96px; text-align: center; font-family: var(--mono); }

/* Groups */
.search { margin: 18px 0 4px; }
.group > button.head {
  width: 100%; display: grid; grid-template-columns: 1fr auto; gap: 2px 16px; text-align: left;
  background: none; border: 0; padding: 0; color: inherit;
}
.group .meta { font-size: 14px; color: var(--muted); }
.group .jid { font-family: var(--mono); font-size: 12.5px; color: var(--muted); word-break: break-all; user-select: all; }
.group .drawer { grid-column: 1 / -1; margin-top: 12px; padding-left: 16px; border-left: 3px solid var(--rule); }
.group .drawer .ledger > li:last-child { border-bottom: 0; }
.segment { display: inline-flex; border: 1.5px solid var(--muted); border-radius: 4px; overflow: hidden; margin-right: 12px; }
.segment button { background: transparent; border: 0; color: var(--muted); padding: 6px 10px; font-size: 13px; font-weight: 600; }
.segment button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.ctl-wrap { display: inline-flex; align-items: center; }
.warn { font-size: 14px; color: var(--danger); margin: 8px 0 0; }
.empty { color: var(--muted); padding: 24px 0; max-width: 52ch; }

/* Sudo add form */
.add-form { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin: 20px 0; }
.add-form .f { display: grid; gap: 6px; }
.add-form input[name="hours"] { width: 120px; }
.add-form input[name="number"] { width: 240px; }

/* Toast */
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px);
  background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: 4px;
  font-size: 14px; opacity: 0; pointer-events: none; transition: opacity .15s, transform .15s; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.bad { background: var(--danger); color: #fff; }

@media (max-width: 520px) {
  .top { padding-top: 16px; }
  .ledger > li { grid-template-columns: 1fr; }
  .ledger .ctl { grid-column: 1; grid-row: auto; margin-top: 8px; }
  .add-form input[name="number"] { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}