:root {
  --aj-blue: #1a3a6b;
  --aj-gold: #d4a017;
  --aj-bg: #f4f6f9;
  --aj-border: #d9dee5;
  --aj-red: #c0392b;
  --aj-green: #1e8449;
  --aj-text: #1f2733;
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--aj-bg);
  color: var(--aj-text);
  margin: 0;
}

.aj-nav {
  background: var(--aj-blue);
  color: #fff;
  padding: 0.75rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.aj-nav a { color: #fff; text-decoration: none; margin-right: 1rem; font-weight: 600; }
.aj-nav form { display: inline; }
.aj-nav button.link-btn {
  background: none; border: none; color: #fff; cursor: pointer; font: inherit; text-decoration: underline;
}

.aj-container { max-width: 900px; margin: 0 auto; padding: 1.5rem; }
.aj-container.narrow { max-width: 480px; }

.aj-card {
  background: #fff;
  border: 1px solid var(--aj-border);
  border-radius: 10px;
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}

.aj-title { font-size: 1.4rem; margin: 0 0 1rem; }

.aj-form label { display: block; font-weight: 600; margin: 0.75rem 0 0.25rem; font-size: 0.9rem; }
.aj-form input, .aj-form select, .aj-form textarea {
  width: 100%; padding: 0.55rem; border: 1px solid var(--aj-border); border-radius: 6px; font-size: 1rem;
}

.aj-btn {
  display: inline-block; margin-top: 1.25rem; padding: 0.65rem 1.4rem;
  background: var(--aj-blue); color: #fff; border: none; border-radius: 6px;
  font-size: 1rem; cursor: pointer; text-decoration: none;
}
.aj-btn.secondary { background: #6b7684; }
.aj-btn.danger { background: var(--aj-red); }
.aj-btn.success { background: var(--aj-green); }
.aj-btn:disabled { background: #b7bec7; cursor: not-allowed; }

.aj-error { color: var(--aj-red); background: #fdecea; border: 1px solid #f5c6cb; padding: 0.6rem 0.9rem; border-radius: 6px; margin-bottom: 1rem; }
.aj-notice { color: #8a6d00; background: #fff8e1; border: 1px solid #ffe08a; padding: 0.6rem 0.9rem; border-radius: 6px; margin-bottom: 1rem; }

.aj-table { width: 100%; border-collapse: collapse; }
.aj-table th, .aj-table td { text-align: left; padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--aj-border); font-size: 0.92rem; }
.aj-table th { background: #eef1f5; }

.aj-badge { padding: 0.15rem 0.55rem; border-radius: 999px; font-size: 0.78rem; font-weight: 600; }
.badge-QUEUED { background: #fff3cd; color: #8a6d00; }
.badge-CALLING { background: #d6e4ff; color: #1a3a8a; }
.badge-CONFIRMED { background: #d6f5df; color: var(--aj-green); }
.badge-CANCELLED { background: #fde2e0; color: var(--aj-red); }

.aj-otp-display {
  font-size: 2.2rem; letter-spacing: 0.4rem; font-weight: 700;
  text-align: center; padding: 1rem; background: #fff8e1; border: 1px dashed var(--aj-gold); border-radius: 8px;
}

.aj-stub-banner {
  background: #fff3cd; border: 1px solid #ffe08a; color: #8a6d00;
  padding: 0.5rem 0.8rem; border-radius: 6px; font-size: 0.85rem; margin-bottom: 1rem;
}

.aj-landing { display: flex; gap: 1.5rem; justify-content: center; margin-top: 3rem; flex-wrap: wrap; }
.aj-module-card {
  width: 220px; padding: 2rem 1rem; text-align: center; border-radius: 12px; border: 1px solid var(--aj-border);
  background: #fff; text-decoration: none; color: inherit;
}
.aj-module-card.active { border-color: var(--aj-blue); box-shadow: 0 4px 14px rgba(26,58,107,0.15); }
.aj-module-card.inactive { opacity: 0.5; cursor: not-allowed; }
.aj-module-card .icon { font-size: 2.5rem; display: block; margin-bottom: 0.75rem; }

@media print {
  .aj-nav, .no-print { display: none !important; }
  body { background: #fff; }
}