:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #6b7280; --line: #e3e6eb;
  --accent: #2f6fde; --red: #d93025; --orange: #e8710a; --green: #1e8e3e; --gray: #9aa0a6;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); }
header.top { display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: center; padding: 10px 16px; background: #1d2330; color: #fff; }
header.top .brand { font-weight: 600; margin-right: 8px; }
header.top nav { display: flex; flex-wrap: wrap; gap: 2px; }
header.top nav a { color: #cfd6e4; text-decoration: none; padding: 4px 8px; border-radius: 4px; }
header.top nav a.on, header.top nav a:hover { background: #34405a; color: #fff; }
header.top .who { margin-left: auto; display: flex; gap: 8px; align-items: center; }
main { padding: 16px; max-width: 1280px; margin: 0 auto; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 10px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; margin-bottom: 14px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 14px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; margin: 10px 0 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; white-space: pre-wrap; word-break: break-word; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 12px; }
.grow { flex: 1; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; background: var(--card); }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .02em; white-space: nowrap; }
tr.click { cursor: pointer; }
tr.click:hover td { background: #f0f4fc; }
tr.lapsed td { background: #fdf3f2; }
tr.revoked td:not(.reason) { text-decoration: line-through; color: var(--muted); }
tr.chain td:first-child { padding-left: 26px; }
td.diff { background: #fff4e5; }
.over { color: var(--red); font-weight: 600; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; vertical-align: middle; margin-right: 6px; flex: none; }
.dot.red { background: var(--red); } .dot.orange { background: var(--orange); } .dot.green { background: var(--green); } .dot.gray { background: var(--gray); }
.flags { list-style: none; padding: 0; margin: 8px 0 0; }
.flags li { margin: 2px 0; }
.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12px; background: #e8eaed; white-space: nowrap; }
.badge.active { background: #e6f4ea; color: var(--green); }
.badge.future { background: #e8f0fe; color: var(--accent); }
.badge.warn { background: #fef0e1; color: var(--orange); }
.badge.expired, .badge.invalid { background: #f1f3f4; color: var(--muted); }
.badge.revoked, .badge.blocked { background: #fce8e6; color: var(--red); }
button { font: inherit; padding: 6px 12px; border: 1px solid var(--line); background: #fff; border-radius: 6px; cursor: pointer; color: var(--text); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--red); border-color: #f3c3be; }
button.link { border: none; background: none; color: var(--accent); padding: 0 4px; }
button.link.danger { color: var(--red); }
button:disabled { opacity: .5; cursor: default; }
input, select, textarea { font: inherit; padding: 6px 8px; border: 1px solid #c9ced6; border-radius: 6px; background: #fff; color: var(--text); }
textarea { width: 100%; min-height: 60px; resize: vertical; }
form.stack label, form.stack .group { display: block; margin-bottom: 10px; }
form.stack label > span, form.stack .group > span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 3px; }
form.stack input:not([type=checkbox]), form.stack select { width: 100%; }
form.stack small { display: block; margin-top: 2px; }
.mod-bar { display: flex; align-items: center; gap: 4px; margin-bottom: 6px; }
.mods { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 8px; margin-top: 6px; }
form.stack .mods label.mod { display: flex; gap: 8px; align-items: flex-start; margin: 0; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; cursor: pointer; }
form.stack .mods label.mod:hover { border-color: #b8c7e8; }
form.stack .mods label.mod.on { border-color: var(--accent); background: #f0f4fc; }
.mods input { margin-top: 3px; flex: none; }
.mod-name { font-weight: 600; }
.mod-own { color: var(--green); font-size: 12px; }
.tabs { display: flex; flex-wrap: wrap; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 12px; }
.tabs button { border: none; border-bottom: 2px solid transparent; border-radius: 0; background: none; }
.tabs button.on { border-bottom-color: var(--accent); color: var(--accent); }
.nums { display: flex; flex-wrap: wrap; gap: 12px 28px; }
.nums .n { font-size: 20px; font-weight: 600; }
.muted { color: var(--muted); }
.pad { padding: 16px; }
.mono { font-family: ui-monospace, Consolas, monospace; word-break: break-all; }
.overlay { position: fixed; inset: 0; background: rgba(20, 24, 32, .45); display: flex; align-items: flex-start; justify-content: center; padding: 40px 12px; overflow-y: auto; z-index: 10; }
.modal { background: #fff; border-radius: 10px; padding: 18px 20px; width: 100%; max-width: 560px; }
.modal .actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; }
.keybox { font-family: ui-monospace, Consolas, monospace; font-size: 18px; padding: 12px; background: #f1f3f4; border-radius: 6px; text-align: center; user-select: all; word-break: break-all; }
.toast { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); background: #1d2330; color: #fff; padding: 10px 16px; border-radius: 6px; z-index: 20; max-width: 90vw; }
.toast.error { background: var(--red); }
.login { max-width: 360px; margin: 80px auto; }
.login h1 { margin-bottom: 14px; }
@media (max-width: 640px) {
  main { padding: 10px; }
  th, td { padding: 6px; }
  .login { margin: 24px auto; }
}