/* Card-centered auth pages ------------------------------------------------ */

.center-card {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 32px;
  width: 100%;
  max-width: 420px;
}

.card header { margin-bottom: 24px; }
.card header .brand {
  font-size: 13px;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
}
.card header h1 { margin-top: 4px; }

.form-field + .form-field { margin-top: 16px; }

.form-actions {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.qr-box {
  display: grid;
  place-items: center;
  background: var(--surface);
  padding: 16px;
  border-radius: var(--radius);
  margin: 12px 0;
}
.qr-box img { width: 180px; height: 180px; }

/* Dashboard (post-login) -------------------------------------------------- */

.topbar {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar .brand { font-weight: 800; font-size: 17px; color: var(--dark); }
.topbar .admin-meta { display: flex; align-items: center; gap: 12px; }
.topbar .admin-meta .admin-email { color: var(--text-tertiary); font-size: 14px; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}

.empty-state {
  background: var(--bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-tertiary);
}
.empty-state h2 { color: var(--text); margin-bottom: 8px; }

/* Utility ------------------------------------------------------------------ */

.hidden { display: none !important; }

.stack { display: flex; flex-direction: column; gap: 16px; }