.app-shell[hidden] {
  display: none !important;
}

.practice-gate {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  background: var(--bg);
  padding: 24px;
}

.practice-gate[hidden] {
  display: none;
}

.practice-gate-card {
  width: min(440px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  gap: 12px;
}

.practice-gate-card h1 {
  margin: 0;
  font-size: 22px;
}

.practice-gate-card p,
.practice-gate-card label {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.practice-gate-card input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-alt);
  color: var(--ink);
}

.practice-email-label {
  font-size: 13px;
  color: var(--muted);
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-shell,
.grade-shell {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px 64px;
  display: grid;
  gap: 20px;
}

.admin-shell h1,
.grade-shell h1 {
  margin: 0;
}

.admin-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  display: grid;
  gap: 12px;
}

.admin-card h2 {
  margin: 0;
  font-size: 16px;
}

.admin-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.admin-table th,
.admin-table td {
  text-align: left;
  padding: 8px 6px;
  border-bottom: 1px solid var(--line);
}

.admin-table a {
  color: var(--blue);
}

.token-gate {
  display: grid;
  gap: 8px;
  max-width: 420px;
}

.token-gate[hidden],
#admin-app[hidden],
#grade-app[hidden] {
  display: none !important;
}

.admin-card label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.admin-card form {
  display: grid;
  gap: 12px;
}

body.practice-readonly .inspector-panel button,
body.practice-readonly .inspector-panel select,
body.practice-readonly .inspector-panel input,
body.practice-readonly .interpolation-tools button,
body.practice-readonly .interpolation-tools input,
body.practice-readonly #submit-practice {
  pointer-events: none;
}