/* Shared app shell */

html {
  scroll-behavior: smooth;
}

body {
  background:
    radial-gradient(circle at top right, rgba(232, 106, 23, 0.06), transparent 28%),
    linear-gradient(180deg, var(--jk-bg-alt) 0%, var(--jk-bg) 220px);
  min-height: 100vh;
}

.page-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--jk-border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 40;
}

.page-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.page-header__brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.page-header img {
  height: 44px;
  width: auto;
}

.page-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--jk-navy);
  margin: 0;
}

.page-subtitle {
  font-size: 0.82rem;
  color: var(--jk-text-muted);
  margin: 0.1rem 0 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 0.4rem 0.75rem;
  border-radius: var(--jk-radius);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--jk-text-muted);
  text-decoration: none;
  transition: background var(--jk-transition), color var(--jk-transition);
}

.site-nav a:hover {
  background: var(--jk-bg-soft);
  color: var(--jk-navy);
}

.site-nav a.is-active {
  background: var(--jk-orange-soft);
  color: var(--jk-navy);
}

.save-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  color: var(--jk-text-muted);
}

.save-indicator__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--jk-border);
  flex-shrink: 0;
}

.save-indicator.is-saving .save-indicator__dot {
  background: var(--jk-orange);
  animation: pulse 1s ease infinite;
}

.save-indicator.is-saved .save-indicator__dot {
  background: #22C55E;
}

.save-indicator.is-error .save-indicator__dot {
  background: #EF4444;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.85); }
}

.loading-block {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--jk-text-muted);
}

.loading-spinner {
  width: 1.75rem;
  height: 1.75rem;
  border: 3px solid var(--jk-border);
  border-top-color: var(--jk-orange);
  border-radius: 999px;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 0.75rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 768px) {
  .page-header__inner {
    flex-wrap: wrap;
  }
}