:root {
  --bg: #f6f4ef;
  --ink: #1a1a1a;
  --muted: #5c5c5c;
  --line: #d8d2c4;
  --panel: #fffdf8;
  --accent: #0b5fff;
  --bad: #b42318;
  --ok: #067647;
  --font: "IBM Plex Sans", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, #e8efe8 0%, transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, #ebe4d6 0%, transparent 50%),
    var(--bg);
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); font-size: 0.9em; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.9);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
}
.brand { font-weight: 700; color: var(--ink); text-decoration: none; }
.topbar nav { display: flex; gap: 1rem; align-items: center; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }
.row-between { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.crumb { color: var(--muted); margin-bottom: 0.25rem; }
.muted { color: var(--muted); }
.panel {
  margin: 1.5rem 0;
  padding: 1.25rem;
  background: var(--panel);
  border: 1px solid var(--line);
}
.auth {
  max-width: 380px;
  margin: 4rem auto;
  padding: 1.5rem;
  background: var(--panel);
  border: 1px solid var(--line);
}
.card-form, .grid-form, .inline-fields {
  display: grid;
  gap: 0.85rem;
}
.grid-form {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.inline-fields {
  grid-template-columns: 1fr 1fr auto;
  align-items: end;
}
label { display: grid; gap: 0.35rem; font-size: 0.9rem; }
input {
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  background: #fff;
  font: inherit;
}
button, .actions button {
  font: inherit;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  cursor: pointer;
}
button.danger { background: transparent; color: var(--bad); border-color: var(--bad); }
button.linkish, .linkish {
  background: none;
  border: none;
  color: var(--accent);
  padding: 0;
  font: inherit;
  cursor: pointer;
}
button.linkish.danger { color: var(--bad); }
.actions { display: flex; gap: 0.75rem; align-items: end; flex-wrap: wrap; }
.inline { display: inline; margin: 0; }
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--line);
  font-size: 0.92rem;
}
th, td {
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
tr.revoked { opacity: 0.65; }
.row-actions { display: flex; gap: 0.75rem; align-items: center; white-space: nowrap; }
.badge {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  font-size: 0.78rem;
  font-weight: 600;
}
.badge.ok { background: #dcfae6; color: var(--ok); }
.badge.bad { background: #fee4e2; color: var(--bad); }
.flash { list-style: none; padding: 0; }
.flash li {
  padding: 0.65rem 0.85rem;
  margin-bottom: 0.5rem;
  border: 1px solid var(--line);
  background: var(--panel);
}
.flash .error { border-color: #fecdca; background: #fef3f2; color: var(--bad); }
.flash .ok { border-color: #abefc6; background: #ecfdf3; color: var(--ok); }

@media (max-width: 720px) {
  .inline-fields { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}