:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1c2330;
  --muted: #667085;
  --border: #e3e6eb;
  --accent: #2f6fdb;
  --accent-soft: #e8f0fd;
  --danger: #c9372c;
  --danger-soft: #fdecea;
  --ok: #3a8f5c;
  --ok-soft: #e7f5ec;
  --warn: #b7791f;
  --warn-soft: #fdf3e1;
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --surface: #1a1f27;
    --text: #e6e9ef;
    --muted: #98a2b3;
    --border: #2b323d;
    --accent: #6b9cf0;
    --accent-soft: #1f2c44;
    --danger: #ef6b60;
    --danger-soft: #3a1f1d;
    --ok: #5fbf85;
    --ok-soft: #1b3326;
    --warn: #e0a84a;
    --warn-soft: #3a2e17;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.6rem; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 .6rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

.badge {
  display: inline-block; min-width: 1.4em; padding: 0 .45em; border-radius: 999px;
  background: var(--danger); color: #fff; font-size: .75rem; text-align: center;
}

/* --- Layout: fixed sidebar on desktop, off-canvas on mobile --- */
:root { --sidebar-w: 232px; }
.sidebar {
  position: fixed; inset: 0 auto 0 0; width: var(--sidebar-w); z-index: 30;
  display: flex; flex-direction: column; gap: 1rem;
  padding: 1.1rem .8rem; background: var(--surface); border-right: 1px solid var(--border);
  overflow-y: auto;
}
.brand { font-weight: 700; color: var(--text); padding: 0 .55rem; }
.brand:hover { text-decoration: none; }
.side-nav { display: flex; flex-direction: column; gap: .1rem; flex: 1; }
.side-nav a { padding: .45rem .55rem; border-radius: 8px; color: var(--text); display: flex; justify-content: space-between; align-items: center; }
.side-nav a:hover { background: var(--bg); text-decoration: none; }
.side-nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.side-label { margin: .9rem .55rem .25rem; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.side-user { border-top: 1px solid var(--border); padding: .8rem .55rem 0; display: flex; flex-direction: column; gap: .5rem; }
.side-user div { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-user form { margin: 0; }
.mobilebar, .backdrop { display: none; }
body > main { margin-left: var(--sidebar-w); }

@media (max-width: 900px) {
  body > main { margin-left: 0; }
  .mobilebar {
    display: flex; align-items: center; gap: .8rem; position: sticky; top: 0; z-index: 20;
    padding: .6rem 1rem; background: var(--surface); border-bottom: 1px solid var(--border);
  }
  .mobilebar .brand { flex: 1; padding: 0; }
  .burger { font-size: 1.3rem; line-height: 1; background: none; border: 0; color: var(--text); cursor: pointer; padding: .2rem .3rem; }
  .bell:hover { text-decoration: none; }
  .sidebar { transform: translateX(-100%); transition: transform .2s ease; box-shadow: none; }
  body.nav-open .sidebar { transform: none; box-shadow: 0 0 40px rgba(0,0,0,.25); }
  body.nav-open .backdrop { display: block; position: fixed; inset: 0; z-index: 25; background: rgba(0,0,0,.35); }
}

main { max-width: 1200px; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.cols { display: grid; gap: 1.25rem; grid-template-columns: 1fr 1fr; }
@media (max-width: 800px) { .cols { grid-template-columns: 1fr; } }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1rem 1.1rem;
}
.card h3 { margin: 0 0 .3rem; font-size: 1.05rem; }
.card.danger { border-color: var(--danger); }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .55rem .75rem; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: 0; }
td.center, th.center { text-align: center; }

.pill { display: inline-block; padding: .05rem .55rem; border-radius: 999px; font-size: .8rem; background: var(--accent-soft); color: var(--accent); }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.danger { background: var(--danger-soft); color: var(--danger); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.muted { background: var(--border); color: var(--muted); }

dl.props { display: grid; grid-template-columns: max-content 1fr; gap: .35rem 1rem; margin: 0; }
dl.props dt { color: var(--muted); }
dl.props dd { margin: 0; white-space: pre-line; }

.btn {
  display: inline-block; padding: .45rem .9rem; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); cursor: pointer; font: inherit;
}
.btn:hover { text-decoration: none; border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; flex-wrap: wrap; }

input[type=text], input[type=url], textarea, select {
  width: 100%; padding: .45rem .6rem; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font: inherit;
}
textarea { min-height: 5rem; }
code.feed { display: block; padding: .4rem .6rem; background: var(--bg); border-radius: 6px; word-break: break-all; font-size: .8rem; }

.messages { list-style: none; padding: 0; margin: 0 0 1rem; }
.messages li { padding: .6rem .9rem; border-radius: 8px; background: var(--ok-soft); color: var(--ok); }

.list { list-style: none; margin: 0; padding: 0; }
.list li { padding: .5rem 0; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; gap: 1rem; }
.list li:last-child { border-bottom: 0; }

#calendar { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: .8rem; }
.fc { --fc-border-color: var(--border); --fc-page-bg-color: var(--surface); --fc-today-bg-color: var(--accent-soft); }
.fc .fc-button-primary { background: var(--accent); border-color: var(--accent); }
.fc-event { cursor: pointer; }

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.login-card { max-width: 380px; width: 100%; text-align: center; padding: 2rem; }