:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --text: #1c2430;
  --muted: #5d6b7e;
  --border: #dde2e8;
  --accent: #1f5fbf;
  --accent-text: #ffffff;
  --ok: #1d7a46;
  --ok-bg: #e5f4eb;
  --warn: #8a5a00;
  --warn-bg: #fdf2dc;
  --err: #b42318;
  --err-bg: #fdeceb;
  --info-bg: #e8f0fc;
  --nav-bg: #14233a;
  --nav-text: #c9d4e3;
  --nav-active: #ffffff;
  --radius: 8px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141b;
    --surface: #171e27;
    --surface-2: #1e2732;
    --text: #e3e8ef;
    --muted: #93a1b3;
    --border: #2b3643;
    --accent: #5b9bf0;
    --accent-text: #0b1320;
    --ok: #5cc98a;
    --ok-bg: #12301f;
    --warn: #f0be5a;
    --warn-bg: #3a2c0d;
    --err: #ff8a80;
    --err-bg: #3d1614;
    --info-bg: #15263d;
    --nav-bg: #0b1017;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: var(--mono); font-size: 0.92em; }
h1 { font-size: 1.45rem; margin: 0 0 4px; }
h2 { font-size: 1.1rem; margin: 0 0 12px; }
h3 { font-size: 1rem; margin: 16px 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 0.86em; }

/* layout */
.app { display: grid; grid-template-columns: 228px 1fr; min-height: 100vh; }
.side { background: var(--nav-bg); color: var(--nav-text); padding: 18px 12px; display: flex; flex-direction: column; gap: 2px; }
.brand { color: #fff; font-weight: 700; font-size: 1.02rem; padding: 4px 10px 18px; letter-spacing: 0.2px; }
.brand small { display: block; font-weight: 400; color: var(--nav-text); font-size: 0.78rem; }
.side a { color: var(--nav-text); padding: 8px 10px; border-radius: 6px; display: flex; justify-content: space-between; }
.side a:hover { background: rgba(255,255,255,0.07); text-decoration: none; }
.side a.active { background: rgba(255,255,255,0.13); color: var(--nav-active); font-weight: 600; }
.side .sep { border-top: 1px solid rgba(255,255,255,0.1); margin: 10px 4px; }
.side .grow { flex: 1; }
.side .who { padding: 10px; font-size: 0.85rem; }
.side .who b { color: #fff; display: block; overflow-wrap: anywhere; }
.side form button { width: 100%; }
.main { padding: 24px 32px; max-width: 1280px; width: 100%; }
.head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }

/* components */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.grid { display: grid; gap: 16px; }
.grid.c4 { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.grid.c2 { grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.stat .v { font-size: 1.6rem; font-weight: 700; }
.stat .l { color: var(--muted); font-size: 0.86rem; }
a.stat:hover { border-color: var(--accent); text-decoration: none; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.3px; background: var(--surface-2); }
tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.empty { padding: 26px; text-align: center; color: var(--muted); }

.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 0.8rem; font-weight: 600; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.badge.pending { background: var(--warn-bg); color: var(--warn); }
.badge.active, .badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.rejected, .badge.revoked, .badge.err { background: var(--err-bg); color: var(--err); }
.badge.expired { background: var(--surface-2); color: var(--muted); }
.side .badge { background: #e2a33a; color: #1b1200; }

.alert { padding: 10px 14px; border-radius: var(--radius); margin-bottom: 16px; border: 1px solid transparent; }
.alert.ok { background: var(--ok-bg); color: var(--ok); border-color: color-mix(in srgb, var(--ok) 25%, transparent); }
.alert.warn { background: var(--warn-bg); color: var(--warn); border-color: color-mix(in srgb, var(--warn) 25%, transparent); }
.alert.error { background: var(--err-bg); color: var(--err); border-color: color-mix(in srgb, var(--err) 25%, transparent); }
.alert.info { background: var(--info-bg); }

/* forms */
label { display: block; font-weight: 600; margin: 12px 0 4px; }
label.inline { display: inline-flex; align-items: center; gap: 6px; font-weight: 400; margin: 4px 14px 4px 0; }
.hint { color: var(--muted); font-size: 0.84rem; font-weight: 400; margin-top: 2px; }
input[type=text], input[type=password], input[type=datetime-local], input[type=search], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px;
  background: var(--surface); color: var(--text); font: inherit;
}
textarea { min-height: 96px; font-family: var(--mono); }
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent); border-color: var(--accent); }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 16px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 14px; }
.filters > * { flex: 1 1 160px; }
.filters label { margin-top: 0; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 16px; }
.actions.tight { margin-top: 0; }

button, .btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 6px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); font: inherit; font-weight: 600; cursor: pointer;
}
button:hover, .btn:hover { border-color: var(--accent); text-decoration: none; }
.btn.primary, button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.danger, button.danger { color: var(--err); border-color: color-mix(in srgb, var(--err) 40%, transparent); }
.btn.ok, button.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
button.small, .btn.small { padding: 3px 10px; font-size: 0.86em; }
.side button { background: transparent; color: var(--nav-text); border-color: rgba(255,255,255,0.2); }

dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; overflow-wrap: anywhere; }

details summary { cursor: pointer; color: var(--accent); }
pre { background: var(--surface-2); padding: 10px; border-radius: 6px; overflow-x: auto; font-size: 0.85em; margin: 6px 0; }
.pager { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; }
.steps li { margin-bottom: 4px; }
.yes { color: var(--ok); font-weight: 700; }
.no { color: var(--err); font-weight: 700; }
.inline-form { display: inline; }
.mt { margin-top: 16px; }
.w-decide { min-width: 340px; }
.decide { display: grid; grid-template-columns: 1fr 1fr auto; gap: 6px; align-items: center; }
.decide input { padding: 5px 8px; }

/* login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login { width: 100%; max-width: 400px; }
.login .brand { color: var(--text); padding: 0 0 14px; font-size: 1.25rem; }
.login .brand small { color: var(--muted); }
.idp { display: flex; flex-direction: column; gap: 8px; }
.idp .btn { justify-content: center; padding: 10px; }
.or { text-align: center; color: var(--muted); margin: 16px 0 0; font-size: 0.85rem; }
.login button.primary { width: 100%; justify-content: center; padding: 10px; margin-top: 16px; }

@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .side { flex-direction: row; flex-wrap: wrap; padding: 10px; }
  .side .grow, .side .sep { display: none; }
  .brand { padding: 6px 10px; }
  .main { padding: 16px; }
  .decide { grid-template-columns: 1fr; }
}