:root {
  --bg: #0f1419;
  --bg2: #1a2230;
  --fg: #dce3ea;
  --muted: #7d8aa0;
  --accent: #4da3ff;
  --ok: #3ecf8e;
  --warn: #f5b342;
  --danger: #ef5b6b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-size: 15px;
}

header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.8rem 1.5rem;
  background: var(--bg2);
  border-bottom: 1px solid #2a3548;
}

h1 { font-size: 1.2rem; margin: 0; color: var(--accent); }
h2 { font-size: 1rem; margin: 1rem 0 0.6rem; }

.hidden { display: none !important; }
.muted { color: var(--muted); }
.error { color: var(--danger); min-height: 1.2em; }

#tabs { display: flex; gap: 0.4rem; }
#who { margin-left: auto; display: flex; align-items: center; gap: 0.6rem; }

button {
  background: #243146;
  color: var(--fg);
  border: 1px solid #36455f;
  border-radius: 6px;
  padding: 0.35rem 0.8rem;
  cursor: pointer;
  font-size: 0.9rem;
}
button:hover { background: #2e3f5c; }
button.active { background: var(--accent); color: #0b1520; border-color: var(--accent); }
button.danger { border-color: var(--danger); color: var(--danger); }
button.danger:hover { background: var(--danger); color: #fff; }

main { padding: 1rem 1.5rem; }

.card {
  background: var(--bg2);
  border: 1px solid #2a3548;
  border-radius: 10px;
  padding: 1.5rem;
  max-width: 340px;
  margin: 8vh auto;
}
.card h2 { margin-top: 0; }
.card label { display: block; margin-bottom: 0.8rem; color: var(--muted); }
.card input {
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.5rem;
  border-radius: 6px;
  border: 1px solid #36455f;
  background: var(--bg);
  color: var(--fg);
}
.card button[type="submit"] { width: 100%; background: var(--accent); color: #0b1520; font-weight: 600; }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg2);
  border-radius: 8px;
  overflow: hidden;
}
th, td {
  text-align: left;
  padding: 0.55rem 0.8rem;
  border-bottom: 1px solid #243146;
}
th { color: var(--muted); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; }
tr:hover td { background: #20293b; }
td button { margin-right: 0.3rem; padding: 0.2rem 0.6rem; font-size: 0.82rem; }

.badge {
  display: inline-block;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  background: #36455f;
}
.st-pending  { background: var(--warn); color: #201600; }
.st-approved { background: var(--ok); color: #052012; }
.st-rejected, .st-revoked { background: var(--danger); color: #fff; }

#modal {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex; align-items: center; justify-content: center;
}
.modal-card {
  max-width: 720px; width: 90%; margin: 0;
  max-height: 80vh; overflow: auto; position: relative;
}
#modal-close { position: absolute; top: 0.6rem; right: 0.6rem; }
#modal-content {
  white-space: pre-wrap; word-break: break-word;
  background: var(--bg); padding: 1rem; border-radius: 6px;
  font-size: 0.85rem;
}