:root {
  --bg: #f6f7f9; --card: #fff; --text: #1d2330; --muted: #6b7280; --line: #e3e6eb;
  --accent: #2455d6; --warn: #b45309; --danger: #b42318;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14171d; --card: #1d222b; --text: #e8eaef; --muted: #98a1b0; --line: #2d3440;
          --accent: #6b92ff; --warn: #f0a14a; --danger: #ff8a80; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
       font: 15px/1.45 -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 48px; }
h1 { font-size: 22px; margin: 8px 0 16px; }
h2 { font-size: 17px; margin: 0 0 12px; }

.top { display: flex; align-items: center; gap: 24px; padding: 10px 16px;
       background: var(--card); border-bottom: 1px solid var(--line); }
.top .brand { font-weight: 600; text-decoration: none; color: var(--text); }
.top nav { display: flex; gap: 16px; flex: 1; }
.top nav a { text-decoration: none; }
.logout { display: flex; align-items: center; gap: 10px; margin: 0; color: var(--muted); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px;
        padding: 20px; margin: 20px 0; }
.card.narrow { max-width: 380px; margin: 60px auto; }
.stack { display: flex; flex-direction: column; gap: 12px; }
label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: 13px; }
.filters label, .search label.inline { flex-direction: row; align-items: center; gap: 6px; }

input, select, button { font: inherit; padding: 8px 10px; border-radius: 8px;
                        border: 1px solid var(--line); background: var(--card); color: var(--text); }
button { background: var(--accent); border-color: var(--accent); color: #fff; cursor: pointer; }
button.secondary { background: transparent; color: var(--accent); }
button.link { background: none; border: none; color: var(--accent); padding: 0; }

.search { display: flex; flex-wrap: wrap; gap: 8px; }
.search > input[name=q] { flex: 1; min-width: 240px; font-size: 16px; padding: 10px 12px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px 18px; width: 100%; font-size: 14px; color: var(--text); }
.filters label { color: var(--text); font-size: 14px; flex-direction: row; align-items: center; }

.note { color: var(--muted); margin: 14px 0 8px; }
.flash { background: #e8f0ff; color: #12306e; border-radius: 8px; padding: 10px 12px; margin-bottom: 14px; }
.flash.error { background: #fde8e6; color: var(--danger); }
@media (prefers-color-scheme: dark) {
  .flash { background: #1f2c4a; color: #cfe0ff; } .flash.error { background: #3a1f1d; }
}

.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: 10px; }
table { border-collapse: collapse; width: 100%; }
th, td { padding: 9px 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); white-space: nowrap; }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; white-space: nowrap; }
.sub { color: var(--muted); font-size: 12px; }
.warn, .stale { color: var(--warn); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.actions form { display: flex; gap: 6px; margin: 0; }