:root {
  --bg: #1b1d22;
  --card: #262a32;
  --border: #3a3f49;
  --text: #e6e8eb;
  --muted: #9aa1ad;
  --accent: #4ea1ff;
  --danger: #ff6363;
  --ok: #4caf70;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}
header {
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header h1 { font-size: 1.1rem; margin: 0; }
#session-info { display: flex; gap: 12px; align-items: center; font-size: 0.9rem; color: var(--muted); }
main { padding: 24px; max-width: 1200px; margin: 0 auto; }
.hidden { display: none !important; }
section { background: var(--card); border: 1px solid var(--border); border-radius: 6px; padding: 16px 20px; margin-bottom: 16px; }
h2 { margin: 0 0 12px 0; font-size: 1.05rem; }
h3 { margin: 0 0 8px 0; font-size: 1rem; }
form label { display: block; margin-bottom: 10px; color: var(--muted); font-size: 0.85rem; }
form input { display: block; width: 100%; margin-top: 4px; padding: 8px 10px; font-size: 0.95rem;
  background: #1b1d22; color: var(--text); border: 1px solid var(--border); border-radius: 4px; }
form input:focus { outline: none; border-color: var(--accent); }
button {
  padding: 8px 14px; font-size: 0.9rem; cursor: pointer;
  background: var(--accent); color: #fff; border: none; border-radius: 4px;
}
button:hover { filter: brightness(1.1); }
button.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
button.danger { background: var(--danger); }
.toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 16px; }
.toolbar h2 { margin: 0; flex: 1; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
th { color: var(--muted); font-weight: 600; }
td.actions { display: flex; gap: 6px; }
td.actions button { padding: 4px 10px; font-size: 0.8rem; }
.error { color: var(--danger); margin: 8px 0 0 0; min-height: 1em; font-size: 0.88rem; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 0.75rem; }
.badge.ok { background: rgba(76, 175, 112, 0.2); color: var(--ok); }
.badge.revoked { background: rgba(255, 99, 99, 0.2); color: var(--danger); }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.85rem; }
pre { background: #14161a; padding: 10px; border-radius: 4px; border: 1px solid var(--border); word-break: break-all; white-space: pre-wrap; }
dialog { background: var(--card); color: var(--text); border: 1px solid var(--border); border-radius: 6px; padding: 20px; max-width: 480px; }
dialog::backdrop { background: rgba(0, 0, 0, 0.55); }
dialog .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; }