:root {
  --bg: #0e0d0b;
  --bg-card: #1a1814;
  --fg: #f6f1e7;
  --muted: #9b9384;
  --accent: #d4a85a;
  --accent-fg: #1a1814;
  --danger: #e26d6d;
  --border: #2a2620;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.centered {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.card {
  width: 100%;
  max-width: 22rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem 1.75rem;
  box-shadow: 0 10px 40px rgba(0,0,0,0.4);
}

.brand {
  margin: 0 0 1.25rem;
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-align: center;
  color: var(--accent);
}

input[type=password],
input[type=text],
select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  background: #0b0a08;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  font-size: 1rem;
  outline: none;
  transition: border-color 120ms ease;
}
input:focus, select:focus { border-color: var(--accent); }

button {
  width: 100%;
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: var(--accent-fg);
  border: 0;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: transform 80ms ease, opacity 120ms ease;
}
button:hover { opacity: 0.92; }
button:active { transform: translateY(1px); }
button:disabled { opacity: 0.55; cursor: not-allowed; }

button.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}
button.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--border);
  width: auto;
  margin: 0;
  padding: 0.4rem 0.7rem;
  font-size: 0.8rem;
}

.error {
  min-height: 1.25rem;
  margin: 0.75rem 0 0;
  color: var(--danger);
  font-size: 0.9rem;
  text-align: center;
}

/* Admin dashboard */
.dash {
  max-width: 60rem;
  margin: 0 auto;
  padding: 2rem 1.25rem;
}
.dash header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.dash h1 {
  font-size: 1.4rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 400;
  margin: 0;
}

.new-pw {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}
.new-pw .row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.6rem;
}
.new-pw button { margin-top: 0; }
@media (max-width: 600px) {
  .new-pw .row { grid-template-columns: 1fr; }
}

.toast {
  background: #1a2418;
  border: 1px solid #3a5a30;
  color: #c8e7b8;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  word-break: break-all;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
th, td {
  padding: 0.7rem 0.9rem;
  text-align: left;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
th {
  background: #15130f;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.72rem;
}
tr:last-child td { border-bottom: 0; }
td.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
td.dim { color: var(--muted); }
.empty { text-align: center; color: var(--muted); padding: 2rem; }
.tag-revoked, .tag-expired {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.tag-revoked { background: #3a1818; color: #e89a9a; }
.tag-expired { background: #1f1d18; color: var(--muted); }
.tag-active  { background: #1a2418; color: #c8e7b8; padding: 0.1rem 0.5rem; border-radius: 999px; font-size: 0.7rem; letter-spacing: 0.05em; text-transform: uppercase; display: inline-block; }