body {
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(13, 110, 253, 0.08), transparent 32%),
    linear-gradient(180deg, #f8fbff 0%, #f3f6fb 100%);
}

.app-shell {
  color: #0f172a;
}

.app-navbar {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.18);
}

.app-navbar .navbar-brand,
.app-navbar .nav-link {
  color: #f8fafc;
}

.app-navbar .navbar-brand:hover,
.app-navbar .nav-link:hover,
.app-navbar .nav-link:focus {
  color: #ffffff;
}

.app-navbar .nav-link {
  opacity: 0.9;
}

.app-navbar .nav-link.active,
.app-navbar .nav-link[aria-current="page"] {
  opacity: 1;
}

.hero-banner {
  display: flex;
  justify-content: space-between;
  gap: 1.25rem;
  align-items: center;
  padding: 1.5rem;
  border-radius: 1rem;
  color: #f8fafc;
  background: linear-gradient(135deg, #1d4ed8 0%, #1e293b 100%);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
}

.hero-banner__eyebrow {
  margin-bottom: 0.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.hero-banner__title {
  color: #ffffff;
}

.hero-banner__body {
  max-width: 48rem;
  color: rgba(255, 255, 255, 0.85);
}

.hero-banner__actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.auth-card {
  border: 0;
  border-radius: 1rem;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

.auth-helper {
  border-radius: 0.9rem;
  padding: 1rem 1.1rem;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
}

.auth-choice {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  height: 100%;
  padding: 1rem;
  border: 1px solid #dbe4f0;
  border-radius: 0.9rem;
  background: #ffffff;
  cursor: pointer;
}

.auth-choice__body {
  display: block;
}

.auth-choice--disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.empty-state {
  padding: 3rem 1rem;
  text-align: center;
  border: 1px dashed #d0d7de;
  border-radius: 0.75rem;
  background: #fbfcfd;
}

.artifact-block {
  min-height: 12rem;
  margin: 0;
  padding: 1rem;
  border-radius: 0.75rem;
  background: #111827;
  color: #e5e7eb;
  font-size: 0.9rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.status-badge {
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-queued {
  background-color: #6c757d;
}

.status-running {
  background-color: #0d6efd;
}

.status-success {
  background-color: #198754;
}

.status-failed {
  background-color: #dc3545;
}

.navbar-glass {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%) !important;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.18);
}

.hero-card {
  border: 0;
  border-radius: 1rem;
  background: linear-gradient(135deg, #ffffff 0%, #f8fbff 100%);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

.section-card {
  border: 0;
  border-radius: 1rem;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

.soft-note {
  border-radius: 0.9rem;
  padding: 1rem 1.1rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.kv-list dt {
  color: #475569;
  font-weight: 600;
}

.kv-list dd {
  color: #0f172a;
}

.feature-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: #eaf2ff;
  color: #0b5ed7;
  font-size: 0.85rem;
  font-weight: 600;
}

.package-table code {
  font-size: 0.9rem;
}

@media (max-width: 767.98px) {
  .hero-banner {
    align-items: flex-start;
    flex-direction: column;
  }
}

.discussion-board {
  border-radius: 1rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: linear-gradient(180deg, #fafbff 0%, #ffffff 45%);
}
.discussion-post {
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 0.85rem;
  background: #ffffff;
}
.discussion-post--nested {
  margin-left: 1.25rem;
  border-left: 3px solid rgba(13, 110, 253, 0.28);
}
.material-body img {
  max-width: 100%;
  height: auto;
  border-radius: 0.35rem;
}

.nav-user-pill {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.nav-user-pill:hover {
  background: rgba(255, 255, 255, 0.2);
}

.course-card-cover {
  height: 140px;
  object-fit: cover;
  width: 100%;
  border-radius: 0.375rem 0.375rem 0 0;
}
.course-card-cover-placeholder {
  height: 140px;
  background: linear-gradient(135deg, #e0e7ff 0%, #dbeafe 50%, #f0fdf4 100%);
  border-radius: 0.375rem 0.375rem 0 0;
}

main.container {
  max-width: 1080px;
}