:root { color-scheme: light; --ink: #1d2430; --muted: #5f6b7a; --line: #d9dee5; --bg: #f6f7f9;
        --ok: #1f7a3a; --warn: #a15c00; --bad: #b3261e; --accent: #1f4fbf; }
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
       color: var(--ink); background: var(--bg); }
.topbar { display: flex; gap: 1.5rem; align-items: center; padding: .75rem 1.25rem;
          background: #fff; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--ink); text-decoration: none; }
nav a { margin-right: 1rem; color: var(--accent); text-decoration: none; }
.inline { margin-left: auto; display: flex; gap: .5rem; align-items: center; }
main { max-width: 1400px; margin: 0 auto; padding: 1.25rem; }
h1 { font-size: 1.4rem; margin: .25rem 0 .75rem; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 1rem 1.25rem;
        margin-bottom: 1rem; }
.narrow { max-width: 420px; margin: 3rem auto; }
label { display: block; margin: .6rem 0; }
input, select, textarea { display: block; width: 100%; padding: .45rem .55rem; border: 1px solid var(--line);
                border-radius: 6px; font: inherit; margin-top: .2rem; }
button { padding: .5rem .9rem; border: 1px solid var(--accent); background: var(--accent);
         color: #fff; border-radius: 6px; font: inherit; cursor: pointer; }
button.secondary { background: #fff; color: var(--accent); }
button.danger { background: var(--bad); border-color: var(--bad); }
button.link { background: none; border: none; color: var(--accent); padding: 0; }
.muted { color: var(--muted); }
.notice { background: #e7f5ec; border: 1px solid #bfe3cc; padding: .6rem .9rem; border-radius: 6px; }
.error { background: #fbe9e7; border: 1px solid #f2c4bf; padding: .6rem .9rem; border-radius: 6px; }
.status { padding: .5rem .8rem; border-radius: 6px; background: #fff; border: 1px solid var(--line); }
.status-alive { border-color: var(--ok); }
.status-stale { border-color: var(--warn); }
.status-missing { border-color: var(--bad); }
.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { padding: .5rem .6rem; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
th:first-child, td:first-child, th:nth-child(2), td:nth-child(2) { text-align: left; }
tfoot th { background: var(--bg); }
.row-error td { color: var(--bad); }
code, pre { background: #f0f2f5; border-radius: 4px; padding: .1rem .3rem; }
pre { padding: .75rem; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 1rem; }