[hidden] { display: none !important; }
:root {
  --bg: #f4f5f7; --card: #fff; --ink: #1b1f24; --muted: #6b7480; --line: #e3e6ea;
  --accent: #1f6feb; --ok: #1f8a4c; --warn: #b7791f; --bad: #b3261e;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink); background: var(--bg);
}
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 1100px; margin: 0 auto; padding: 24px 20px 60px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 26px; margin: 0 0 4px; display: flex; align-items: center; gap: 10px; }
h2 { font-size: 17px; margin: 0 0 12px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.top { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; background: #111418; }
.top .brand { color: #fff; font-weight: 700; }
.top .brand span { color: #8aa0b8; font-weight: 400; margin-left: 6px; }
.top nav { display: flex; gap: 18px; }
.top nav a { color: #c9d3de; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; margin-bottom: 16px; }
.card.narrow { max-width: 420px; margin: 60px auto; }
.card.empty { text-align: center; padding: 40px; }
.flash { background: #e8f1ff; border: 1px solid #c5dbff; color: #123d7a; padding: 10px 14px; border-radius: 10px; margin-bottom: 16px; }
.error { color: var(--bad); }

.head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.enroll { display: flex; align-items: center; gap: 10px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; }
.enroll code { font-size: 20px; font-weight: 700; letter-spacing: 2px; }

.groups { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; margin-bottom: 20px; }
.card.group { display: flex; flex-direction: column; gap: 4px; margin: 0; color: var(--ink); }
.card.group:hover { border-color: var(--accent); text-decoration: none; }
.card.group.new { flex-direction: row; align-items: center; }
.tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.tags i { font-style: normal; font-size: 11px; background: #eef1f4; border-radius: 6px; padding: 2px 6px; color: #39424d; }

table.list { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
table.list th { text-align: left; font-size: 12px; color: var(--muted); font-weight: 600; padding: 10px 12px; border-bottom: 1px solid var(--line); }
table.list td { padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.list tr[data-href] { cursor: pointer; }
table.list tbody tr:hover { background: #f8fafc; }

.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; }
.dot.on { background: var(--ok); }
.dot.off { background: #c3c9d0; }
.bat { font-weight: 600; }
.bat.low { color: var(--bad); } .bat.mid { color: var(--warn); } .bat.ok { color: var(--ok); }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } table.list th:nth-child(4), table.list td:nth-child(4) { display: none; } }

label { display: block; margin-bottom: 12px; font-size: 14px; color: #39424d; }
label.check { display: flex; align-items: center; gap: 8px; }
input, select, textarea { font: inherit; }
label input:not([type=checkbox]), label select, label textarea, input.filter, .card.group.new input {
  display: block; width: 100%; margin-top: 4px; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
input[type=checkbox] { width: 18px; height: 18px; }
button { font: inherit; cursor: pointer; border: 1px solid var(--line); background: #fff; border-radius: 8px; padding: 9px 14px; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
button.danger { background: var(--bad); border-color: var(--bad); color: #fff; }
button.link { border: 0; background: none; color: var(--accent); padding: 0; }
.danger-text { color: var(--bad) !important; }
.right { text-align: right; }

ul.kv, ul.rows { list-style: none; padding: 0; margin: 0 0 14px; }
ul.kv li, ul.rows li { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--line); }
ul.rows li.off span:first-child { color: var(--bad); }
.apps { columns: 2; column-gap: 24px; margin-top: 10px; }
.apps label { break-inside: avoid; margin-bottom: 6px; }
@media (max-width: 760px) { .apps { columns: 1; } }

/* Ventana de apps */
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.row-between h2, .row-between p { margin-bottom: 0; }
dialog.sheet { width: min(720px, 94vw); max-height: 86vh; padding: 0; border: 0; border-radius: 14px; box-shadow: 0 20px 60px rgba(0,0,0,.25); display: none; flex-direction: column; }
dialog.sheet[open] { display: flex; }
dialog.sheet::backdrop { background: rgba(15, 18, 22, .45); }
.sheet-head, .sheet-foot { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; }
.sheet-head { border-bottom: 1px solid var(--line); }
.sheet-head h2 { margin: 0; }
dialog.sheet > .muted, dialog.sheet > .filter { margin: 12px 20px 0; width: calc(100% - 40px); }
.sheet-body { overflow-y: auto; padding: 8px 20px 12px; flex: 1; }
.sheet-body h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 16px 0 6px; }
.sheet-foot { border-top: 1px solid var(--line); gap: 10px; }
.app-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 0; margin: 0; border-bottom: 1px solid var(--line); cursor: pointer; }
.app-name { display: flex; flex-direction: column; color: var(--ink); }

/* Interruptor encendido/apagado */
input.switch { appearance: none; -webkit-appearance: none; width: 46px; height: 26px; border-radius: 13px; background: #c9cfd6; position: relative; cursor: pointer; flex: none; transition: background .15s; margin: 0; }
input.switch::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.25); transition: transform .15s; }
input.switch:checked { background: var(--ok); }
input.switch:checked::after { transform: translateX(20px); }
input.switch:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

form.inline { display: flex; gap: 8px; margin: 10px 0 14px; }
form.inline input { flex: 1; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; }
.ok-text { color: var(--ok); }

.head-actions { display: flex; align-items: center; gap: 10px; }
button:disabled { opacity: .5; cursor: not-allowed; }

/* QR de enrolamiento */
.qr-card { display: flex; flex-direction: column; align-items: stretch; gap: 10px; }
.qr { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 8px; }
.qr svg { display: block; width: 100%; height: auto; }
.center { text-align: center; }
.grow { flex: 1; margin: 0; }
ol.steps { padding-left: 20px; margin: 0 0 14px; } ol.steps li { margin-bottom: 8px; }
@media print {
  .top, .head, .flash, .grid2 > .card:not(.qr-card), .qr-card form, .qr-card button, p > a { display: none !important; }
  .grid2 { display: block; } .qr-card { border: 0; max-width: 520px; margin: 0 auto; }
}