:root {
  --bg: #f6f7f9; --panel: #fff; --ink: #1c2330; --muted: #6b7280;
  --line: #e3e6ea; --accent: #2563eb; --danger: #b91c1c; --ok: #15803d;
  font-size: 15px;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif; line-height: 1.5;
}
header { background: var(--panel); border-bottom: 1px solid var(--line); }
nav { max-width: 1100px; margin: 0 auto; padding: .6rem 1rem; display: flex; align-items: center; gap: .75rem; }
.brand { font-weight: 700; color: var(--ink); text-decoration: none; font-size: 1.05rem; }
.crumbs { color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.crumbs a { color: var(--accent); text-decoration: none; }
.sep { color: var(--line); }
.logout { margin-left: auto; }
main { max-width: 1100px; margin: 1.25rem auto; padding: 0 1rem; }
footer { max-width: 1100px; margin: 2rem auto 1rem; padding: 0 1rem; color: var(--muted); font-size: .85rem; }
h1 { font-size: 1.35rem; margin: .2rem 0 1rem; }
h2 { font-size: 1.05rem; margin: 1.5rem 0 .5rem; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 1rem; margin-bottom: 1rem; }
table { border-collapse: collapse; width: 100%; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: .45rem .6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #fafbfc; font-weight: 600; font-size: .85rem; color: var(--muted); }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; }
code, .mono { font-family: ui-monospace, Consolas, monospace; font-size: .85rem; }
pre { background: #0f172a; color: #e2e8f0; padding: .75rem 1rem; border-radius: 8px; overflow-x: auto; font-size: .85rem; }
a { color: var(--accent); }
input[type=text], input[type=password], textarea, select {
  font: inherit; padding: .4rem .55rem; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink);
}
textarea { width: 100%; font-family: ui-monospace, Consolas, monospace; font-size: .85rem; }
button {
  font: inherit; padding: .4rem .8rem; border: 1px solid var(--line); border-radius: 6px;
  background: var(--panel); color: var(--ink); cursor: pointer;
}
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--danger); border-color: #f3c8c8; }
form.inline { display: inline; }
.row { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.muted { color: var(--muted); }
.flash { padding: .5rem .75rem; border-radius: 6px; }
.flash.err { background: #fdecec; color: var(--danger); }
.flash.ok { background: #e8f7ee; color: var(--ok); }
.login { max-width: 340px; margin: 4rem auto; }
.pager { display: flex; gap: .75rem; align-items: center; margin: .75rem 0; }
.keybox { user-select: all; }
.cell { max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: bottom; }