:root {
  --bg: #081120;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #e5eefb;
  --muted: #9fb0c9;
  --accent: #38bdf8;
  --accent-2: #6366f1;
  --input: rgba(255, 255, 255, 0.05);
  --danger: #ffb4b4;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.12), transparent 30%),
    radial-gradient(circle at bottom right, rgba(99, 102, 241, 0.12), transparent 35%),
    var(--bg);
  color: var(--text);
}

.container {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 28px;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 24px;
  padding: 24px;
  backdrop-filter: blur(14px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

h1,
h2 {
  margin-top: 0;
}

p {
  color: var(--muted);
}

label {
  display: block;
  margin: 16px 0 8px;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid transparent;
  background: var(--input);
  color: var(--text);
  font-size: 15px;
}

textarea {
  resize: vertical;
  min-height: 180px;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.18);
}

.actions,
.batch-toolbar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.actions {
  margin-top: 18px;
}

.batch-toolbar {
  margin: 18px 0 16px;
}

button {
  padding: 12px 18px;
  border: none;
  border-radius: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease, background 0.2s ease;
}

button:hover {
  transform: translateY(-1px);
}

button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
}

button.secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

button.danger {
  background: rgba(255, 255, 255, 0.08);
  color: var(--danger);
}

.preview-wrap {
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

#preview {
  width: 100%;
  max-width: 560px;
  border-radius: 26px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  background: rgba(255, 255, 255, 0.04);
}

.hidden {
  display: none;
}

.current-dept {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.12);
  color: #bfe8ff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
}

code {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 8px;
}

.divider {
  margin: 28px 0;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.batch-section h2 {
  margin-bottom: 8px;
}

.batch-table-wrap {
  overflow-x: auto;
}

.batch-table {
  width: 100%;
  border-collapse: collapse;
}

.batch-table th {
  text-align: left;
  padding: 10px 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.batch-table td {
  padding: 10px 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text);
  vertical-align: middle;
  word-break: break-word;
}

.batch-actions-cell {
  width: 60px;
  text-align: right;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 9999;
  min-width: 260px;
  max-width: 420px;
  padding: 14px 18px;
  border-radius: 16px;
  background: rgba(8, 17, 32, 0.92);
  color: var(--text);
  border: 1px solid rgba(56, 189, 248, 0.25);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(14px);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 960px) {
  .container {
    grid-template-columns: 1fr;
  }

  #preview {
    max-width: 100%;
  }
}

.qr-check-result {
  margin-top: 16px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  word-break: break-word;
}