:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #677085; --line: #dfe3ea;
  --accent: #2f6fde; --ok-bg: #e5f5ea; --ok: #1d6b35; --err-bg: #fde8e8; --err: #a12a2a;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14171d; --card: #1d222b; --text: #e7eaf0; --muted: #98a1b3; --line: #2d3440;
    --accent: #6d9cf0; --ok-bg: #173323; --ok: #8fd6a4; --err-bg: #3a1c1c; --err: #f0a0a0; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header.top { display: flex; align-items: center; gap: 1.5rem; padding: .7rem 1.2rem; background: var(--card); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: .45rem; font-weight: 700; color: var(--text); }
header nav { display: flex; gap: 1rem; flex: 1; }
.logout { margin: 0; }
main { max-width: 960px; margin: 1.5rem auto; padding: 0 1rem; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 0 0 .6rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1.1rem 1.2rem; margin-bottom: 1rem; }
.card.narrow { max-width: 380px; margin: 3rem auto; }
label { display: block; margin-bottom: .8rem; font-weight: 600; font-size: .9rem; }
input { display: block; width: 100%; margin-top: .25rem; padding: .5rem .6rem; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--line); border-radius: 6px; }
button { font: inherit; padding: .5rem 1rem; border: 0; border-radius: 6px; background: var(--accent); color: #fff; cursor: pointer; }
button.link { background: none; color: var(--accent); padding: 0; }
.flash { padding: .6rem .9rem; border-radius: 8px; }
.flash.ok { background: var(--ok-bg); color: var(--ok); }
.flash.err { background: var(--err-bg); color: var(--err); }
.muted { color: var(--muted); }
dl { display: grid; grid-template-columns: max-content 1fr; gap: .3rem 1rem; margin: 0; }
dt { color: var(--muted); }
dd { margin: 0; }
footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 2rem 0; }
@media (max-width: 600px) { header.top { gap: .8rem; } }
.titlebar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.titlebar h1, .titlebar h2 { margin-bottom: .4rem; }
a.button, button { display: inline-block; }
a.button { padding: .5rem 1rem; border-radius: 6px; background: var(--accent); color: #fff; text-decoration: none; }
button.secondary, a.button.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
button.danger { background: #c0392b; }
.actions { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; margin-top: .6rem; }
.actions form { margin: 0; }
form.inline { display: inline-flex; gap: .4rem; align-items: center; margin: 0; }
form.inline input { margin: 0; width: auto; }
select { display: block; width: 100%; margin-top: .25rem; padding: .45rem .5rem; font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 6px; }
label.check { display: flex; gap: .5rem; align-items: center; font-weight: 400; }
label.check input { width: auto; margin: 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
@media (max-width: 700px) { .grid2 { grid-template-columns: 1fr; } }
.badge { font-size: .8rem; padding: .15rem .55rem; border-radius: 99px; background: var(--line); color: var(--text); white-space: nowrap; }
.state-active { background: var(--ok-bg); color: var(--ok); }
.state-error, .state-blocked { background: var(--err-bg); color: var(--err); }
.state-new { background: #fff3cd; color: #7a5b00; }
@media (prefers-color-scheme: dark) { .state-new { background: #3b3218; color: #f0d58a; } }
.cals { margin: .2rem 0; }
.arrow { font-weight: 700; color: var(--accent); padding: 0 .3rem; }
.small { font-size: .85rem; }
.flash.warn { background: #fff3cd; color: #7a5b00; }
@media (prefers-color-scheme: dark) { .flash.warn { background: #3b3218; color: #f0d58a; } }
.warnbox { border-color: #c0392b; }
.tablewrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .35rem .5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.nowrap { white-space: nowrap; }
.row-err td { color: var(--err); }
.row-dry td { opacity: .7; }
pre { overflow-x: auto; font-size: .8rem; background: var(--bg); padding: .8rem; border-radius: 6px; white-space: pre-wrap; word-break: break-all; }
.mono { font-family: ui-monospace, "SFMono-Regular", Menlo, monospace; font-size: .85rem; word-break: break-all; }
.cals-list { list-style: none; padding: 0; margin: .4rem 0; }
.cals-list li { padding: .15rem 0; }
.cals-list li.gone { opacity: .5; }
.dot { display: inline-block; width: .7rem; height: .7rem; border-radius: 50%; background: var(--line); margin-right: .45rem; }
details summary { cursor: pointer; color: var(--accent); margin-top: .6rem; }
ol { padding-left: 1.2rem; }
[hidden] { display: none !important; }
input, select, textarea { font-weight: 400; }
@media (max-width: 600px) {
  header.top { flex-wrap: wrap; row-gap: .4rem; padding: .6rem 1rem; }
  header nav { order: 3; flex-basis: 100%; overflow-x: auto; gap: .9rem; white-space: nowrap; }
  .logout { margin-left: auto; }
}