:root {
  --imx-blue: #103b63;
  --imx-blue-soft: #e8f0f7;
  --imx-ink: #17212b;
  --imx-muted: #657181;
  --imx-border: #dfe6ee;
}

body {
  background: #f6f8fb;
  color: var(--imx-ink);
}

.navbar-imx {
  background: var(--imx-blue);
}

.brand-mark {
  align-items: center;
  background: #ffffff;
  border-radius: 6px;
  color: var(--imx-blue);
  display: inline-flex;
  font-weight: 800;
  height: 34px;
  justify-content: center;
  letter-spacing: 0;
  width: 48px;
}

.app-shell {
  max-width: 1120px;
}

.notice-card {
  border: 1px solid var(--imx-border);
  border-radius: 8px;
  height: 100%;
}

.notice-card .card-title {
  font-size: 1.05rem;
}

.toolbar-band,
.activation-panel,
.content-panel {
  background: #ffffff;
  border: 1px solid var(--imx-border);
  border-radius: 8px;
}

.activation-panel {
  border-left: 5px solid var(--imx-blue);
}

.muted-small {
  color: var(--imx-muted);
  font-size: .925rem;
}

.btn-imx {
  --bs-btn-bg: var(--imx-blue);
  --bs-btn-border-color: var(--imx-blue);
  --bs-btn-hover-bg: #0b2b48;
  --bs-btn-hover-border-color: #0b2b48;
  --bs-btn-color: #fff;
}

.cover-image {
  border-radius: 8px;
  max-height: 420px;
  object-fit: cover;
  width: 100%;
}

.admin-sidebar {
  background: #ffffff;
  border-right: 1px solid var(--imx-border);
  min-height: 100vh;
}

.admin-link {
  border-radius: 6px;
  color: var(--imx-ink);
  display: block;
  padding: .65rem .8rem;
  text-decoration: none;
}

.admin-link:hover,
.admin-link.active {
  background: var(--imx-blue-soft);
  color: var(--imx-blue);
}

.form-help {
  color: var(--imx-muted);
  font-size: .875rem;
}

@media (max-width: 767px) {
  .admin-sidebar {
    min-height: auto;
  }
}