body { min-height: 100vh; }
.public-shell { min-height: 100vh; }
.login-main { max-width: 1400px; margin: 0 auto; }
.login-logo {
  width: 54px;
  height: 54px;
  object-fit: contain;
}
.app-shell {
  display: flex;
  min-height: 100vh;
}
.app-sidebar {
  position: sticky;
  top: 0;
  width: 270px;
  height: 100vh;
  flex: 0 0 270px;
  display: flex;
  flex-direction: column;
  padding: 20px 16px;
  color: #fff;
  background: #212529;
  box-shadow: 2px 0 12px rgba(0, 0, 0, 0.12);
  z-index: 1020;
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 54px;
  padding: 4px 8px 20px;
  color: #fff;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.sidebar-brand:hover { color: #fff; }
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 20px;
}
.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  color: rgba(255, 255, 255, 0.78);
  border-radius: 8px;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.sidebar-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.sidebar-link.active {
  color: #fff;
  background: #fd5b1a;
}
.sidebar-link-icon {
  width: 22px;
  flex: 0 0 22px;
  text-align: center;
  font-size: 1.15rem;
  font-weight: 700;
}
.sidebar-account {
  margin-top: auto;
  padding: 18px 8px 4px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.app-content {
  min-width: 0;
  flex: 1 1 auto;
}
.app-main { max-width: 1600px; }
.navbar-logo {
  width: 38px;
  height: 38px;
  object-fit: contain;
}
.check-column { width: 3rem; }
.label-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, var(--label-width));
  gap: 12px;
  justify-content: start;
}
.qr-label {
  width: var(--label-width);
  height: var(--label-height);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border: 1px dashed #adb5bd;
  background: #fff;
  break-inside: avoid;
  page-break-inside: avoid;
  overflow: hidden;
  box-sizing: border-box;
}
.label-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  max-width: 100%;
}
.label-title {
  max-width: 220px;
  overflow-wrap: anywhere;
  text-align: center;
  font-size: var(--font-size);
  font-weight: 600;
  line-height: 1.2;
}
.qr-image {
  width: var(--qr-size);
  height: var(--qr-size);
  max-width: calc(var(--label-width) - 10mm);
  max-height: calc(var(--label-height) - 10mm);
  object-fit: contain;
  flex: 0 0 auto;
}
.label-grid[data-position="above"] .label-content { flex-direction: column; }
.label-grid[data-position="below"] .label-content { flex-direction: column-reverse; }
.label-grid[data-position="left"] .label-content { flex-direction: row; }
.label-grid[data-position="right"] .label-content { flex-direction: row-reverse; }

.plate-preview {
  width: 100%;
  aspect-ratio: 1280 / 868;
  object-fit: contain;
  background: #fff;
}
.plate-print-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, var(--plate-width));
  gap: 4mm;
  justify-content: start;
}
.plate-print-item {
  width: var(--plate-width);
  height: var(--plate-height);
  object-fit: fill;
  break-inside: avoid;
  page-break-inside: avoid;
}

@media (max-width: 767.98px) {
  .app-shell { display: block; }
  .app-sidebar {
    position: static;
    width: 100%;
    height: auto;
    padding: 10px 12px;
  }
  .sidebar-brand {
    min-height: 44px;
    padding: 2px 4px 10px;
    border-bottom: 0;
  }
  .sidebar-nav {
    flex-direction: row;
    gap: 6px;
    padding-top: 8px;
    overflow-x: auto;
  }
  .sidebar-link {
    flex: 0 0 auto;
    padding: 8px 10px;
  }
  .sidebar-account {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
    padding: 10px 4px 0;
  }
  .sidebar-account .mb-3 { margin-bottom: 0 !important; }
  .sidebar-account form { margin-left: auto; }
  .app-main { padding: 18px 12px !important; }
}

@media print {
  @page { margin: 8mm; }
  body { background: #fff !important; }
  .app-sidebar, .print-controls, .plate-print-controls, .alert { display: none !important; }
  .app-content { width: 100% !important; }
  .app-main { max-width: none !important; width: 100%; padding: 0 !important; margin: 0 !important; }
  .label-grid { grid-template-columns: repeat(auto-fit, var(--label-width)); gap: 4mm; }
  .qr-label { border: 1px solid #bbb; padding: 3mm; }
  .plate-print-grid { gap: 4mm; }
}