:root {
  --bg: #f4f5f7; --surface: #fff; --ink: #1c2430; --ink-2: #4e5a68; --muted: #7c8794; --line: #d9dde3;
  --primary: #2c5ba8; --primary-ink: #fff; --ok: #2f7d4f; --warn: #a66a00; --no: #a83232; --info-bg: #e1e9f7; --err-bg: #f6dede;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; font-size: 14px; color: var(--ink); background: var(--bg); }
a { color: var(--primary); }
h1 { font-size: 22px; margin: 0 0 12px; }
h2 { font-size: 15px; margin: 0 0 10px; color: var(--ink-2); text-transform: uppercase; letter-spacing: .04em; }
.shell { min-height: 100vh; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; gap: 24px; padding: 10px 24px; background: var(--surface); border-bottom: 1px solid var(--line); }
.topbar .brand { font-weight: 600; color: var(--ink); text-decoration: none; }
.topbar nav a { margin-right: 16px; text-decoration: none; }
.topbar nav a.active { font-weight: 600; text-decoration: underline; }
.topbar .logout { margin-left: auto; display: flex; align-items: center; gap: 10px; }
button.link { background: none; border: none; color: var(--primary); cursor: pointer; padding: 0; font: inherit; }
.content { padding: 20px 24px; max-width: 1400px; width: 100%; margin: 0 auto; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.info { background: var(--info-bg); padding: 8px 12px; border-radius: 4px; }
.error { background: var(--err-bg); color: var(--no); padding: 8px 12px; border-radius: 4px; }
.toolbar { display: flex; justify-content: space-between; gap: 16px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 14px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.filters label, .card label { display: flex; flex-direction: column; font-size: 12px; color: var(--ink-2); gap: 3px; }
.card label { margin-bottom: 10px; }
.inline { display: flex; gap: 8px; }
.inline label { flex: 1; }
input, select, textarea { font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); color: var(--ink); min-width: 120px; }
textarea { width: 100%; }
button, a.button { font: inherit; padding: 7px 14px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); color: var(--ink); cursor: pointer; text-decoration: none; display: inline-block; }
button.primary, a.button.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); }
button[disabled] { opacity: .6; cursor: default; }
.actions { display: flex; gap: 8px; }
table.grid { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); }
table.grid th, table.grid td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.grid th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); background: #fafbfc; }
tr.row-link { cursor: pointer; }
tr.row-link:hover { background: #f3f6fb; }
.status { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: #eceef2; }
.status-open { background: #f7ecd2; color: var(--warn); }
.status-inprogress { background: var(--info-bg); color: var(--primary); }
.status-done { background: #e1f0e6; color: var(--ok); }
.status-rejected, .status-cancelled { background: var(--err-bg); color: var(--no); }
.page-head { display: flex; justify-content: space-between; align-items: baseline; }
.columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; margin-bottom: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 16px; }
dl { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; margin: 0; }
dt { color: var(--muted); }
dd { margin: 0; }
.login-box { max-width: 380px; margin: 80px auto; background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 28px; }
.login-box label { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; font-size: 12px; color: var(--ink-2); }
.login-box button { width: 100%; }