:root {
  --bg: #f5f6f8; --surface: #fff; --text: #1d2330; --muted: #6b7385; --border: #e2e5eb;
  --primary: #2453c7; --primary-ink: #fff; --danger: #c0392b; --ok: #1e8a4c; --warn: #b7791f;
  --radius: 10px; --shadow: 0 1px 2px rgba(20, 30, 50, .06), 0 1px 8px rgba(20, 30, 50, .04);
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #12151b; --surface: #1b2029; --text: #e6e9ef; --muted: #98a0b3; --border: #2c3340;
          --primary: #6d93ff; --primary-ink: #0d1220; --danger: #ff7a6b; --ok: #4cc785; --warn: #e6b04a; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.6rem; margin: .2em 0 .6em; }
h2 { font-size: 1.1rem; margin: 0 0 .7em; display: flex; align-items: center; gap: .6em; justify-content: space-between; flex-wrap: wrap; }
.muted { color: var(--muted); }
.owed { color: var(--danger); font-weight: 600; }
.credit { color: var(--ok); font-weight: 600; }

.topbar { display: flex; align-items: center; gap: 1.5rem; padding: .6rem 1.5rem; background: var(--surface); border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--text); }
.topbar nav { display: flex; gap: .3rem; flex: 1; flex-wrap: wrap; }
.topbar nav a { padding: .35rem .7rem; border-radius: 6px; color: var(--muted); }
.topbar nav a.active, .topbar nav a:hover { background: var(--bg); color: var(--text); text-decoration: none; }
.topbar .user { display: flex; align-items: center; gap: .6rem; }

.container { max-width: 1150px; margin: 0 auto; padding: 1.5rem; }
.head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: .6rem; }
.head h1 { margin: 0; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.1rem 1.25rem; box-shadow: var(--shadow); margin-bottom: 1.2rem; overflow-x: auto; }
.card.narrow { max-width: 620px; }
.center { text-align: center; margin: 3rem auto; }
.login { margin: 8vh auto; }
.grid { display: grid; gap: 1.2rem; }
.grid > .card, .grid > section > .card:last-child { margin-bottom: 0; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid.two.wide-left { grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr); }
.grid.three { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); margin-bottom: 1.2rem; }
@media (max-width: 760px) { .grid.two.wide-left { grid-template-columns: 1fr; } }
.grid { margin-bottom: 1.2rem; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1.2rem; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem 1.2rem; color: var(--muted); box-shadow: var(--shadow); }
a.stat:hover { text-decoration: none; border-color: var(--primary); }
.stat span { display: block; font-size: 1.6rem; font-weight: 700; color: var(--text); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .55rem .5rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: 0; }
.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr.inactive td { opacity: .6; }

.list { list-style: none; padding: 0; margin: 0 0 .6rem; }
.list li { padding: .5rem 0; border-bottom: 1px solid var(--border); }
.list li:last-child { border-bottom: 0; }
.excerpt { color: var(--muted); font-size: .9rem; }
.prose { white-space: pre-wrap; }
dl.props { display: grid; grid-template-columns: max-content 1fr; gap: .35rem 1.2rem; margin: 0 0 1rem; }
dl.props dt { color: var(--muted); }
dl.props dd { margin: 0; }

label { display: block; margin-bottom: .9rem; font-weight: 500; }
label.check { display: flex; align-items: center; gap: .5rem; font-weight: 400; }
input, select, textarea { display: block; width: 100%; margin-top: .3rem; padding: .5rem .65rem; font: inherit; color: inherit; background: var(--bg); border: 1px solid var(--border); border-radius: 6px; }
label.check input { width: auto; margin: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: -1px; }
fieldset { border: 1px solid var(--border); border-radius: 8px; margin: 0 0 1rem; padding: .8rem 1rem .2rem; }
fieldset > select { margin: -.4rem 0 .9rem; }
legend { color: var(--muted); padding: 0 .3rem; }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0 1rem; }
.inline { display: inline; }
.inline-form { display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; }
.inline-form input { width: auto; margin: 0; }
.search { display: flex; gap: .5rem; margin-bottom: 1rem; max-width: 480px; }
.search input { margin: 0; }

.btn { display: inline-block; padding: .45rem .95rem; border-radius: 6px; border: 1px solid var(--border); background: var(--surface); color: var(--text); font: inherit; font-weight: 500; cursor: pointer; }
.btn:hover { text-decoration: none; border-color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn.danger { color: var(--danger); }
.btn.ghost { border-color: transparent; color: var(--muted); }
.btn.small { padding: .2rem .6rem; font-size: .85rem; }
.btn.full { width: 100%; }
button.link { background: none; border: 0; color: var(--muted); cursor: pointer; font: inherit; padding: 0; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
form .btn.primary + a { margin-left: .8rem; }

.flash { padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; border: 1px solid var(--border); background: var(--surface); }
.flash-error { border-color: var(--danger); color: var(--danger); }
.flash-success { border-color: var(--ok); color: var(--ok); }

.tag { font-size: .75rem; padding: .1rem .45rem; border-radius: 4px; background: var(--bg); color: var(--muted); border: 1px solid var(--border); }
.badge { font-size: .75rem; font-weight: 600; padding: .12rem .5rem; border-radius: 999px; white-space: nowrap; border: 1px solid currentColor; }
.status-open { color: var(--primary); }
.status-in_progress { color: var(--warn); }
.status-resolved { color: var(--ok); }
.status-closed { color: var(--muted); }
.prio-low { color: var(--muted); }
.prio-normal { color: var(--primary); }
.prio-high { color: var(--warn); }
.prio-urgent { color: var(--danger); }
.pin { color: var(--warn); }

.tabs { display: flex; gap: .3rem; margin-bottom: 1rem; flex-wrap: wrap; }
.tabs a { padding: .3rem .8rem; border-radius: 999px; color: var(--muted); border: 1px solid var(--border); }
.tabs a.active { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); }
.tile { color: var(--text); display: block; margin: 0; }
.tile:hover { text-decoration: none; border-color: var(--primary); }
.tile.inactive { opacity: .6; }
.notice.pinned { border-left: 4px solid var(--warn); }
.comment { padding: .6rem 0; border-bottom: 1px solid var(--border); }
.card > :first-child { margin-top: 0; }
.card > :last-child { margin-bottom: 0; }
.grid > aside.card { align-self: start; }
.banner { background: var(--warn); color: #1d1300; text-align: center; padding: .45rem 1rem; font-size: .9rem; }