/**
 * Cross-product polish — load after brand-tokens + design-system.
 * Does NOT apply .ds-root heading resets (avoids breaking legacy shells).
 */

:root {
  --zl-focus-ring: var(--ds-color-focus-ring, var(--brand-primary, #00D4FF));
}

html {
  scroll-behavior: smooth;
}

::selection {
  background: rgba(0, 212, 255, 0.28);
  color: #fff;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[role="button"]:focus-visible,
[tabindex]:not([tabindex="-1"]):focus-visible {
  outline: 2px solid var(--zl-focus-ring);
  outline-offset: 2px;
}

.zl-skeleton {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.04)
  );
  background-size: 200% 100%;
  animation: zl-shimmer 1.2s ease-in-out infinite;
  border-radius: 0.5rem;
}

@keyframes zl-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

body.app-body {
  margin: 0;
  min-height: 100vh;
  background: var(--brand-dark, #0A1628);
  color: var(--brand-text, #e0e6f0);
  font-family: var(--ds-font-sans, 'Inter', system-ui, sans-serif);
}

.visually-hidden-focusable:focus,
.visually-hidden-focusable:focus-visible {
  position: fixed !important;
  z-index: 1400;
  top: 0.75rem;
  left: 0.75rem;
  width: auto;
  height: auto;
  padding: 0.5rem 0.85rem;
  clip: auto;
  overflow: visible;
}

/* ── PWA install prompt ── */
.zl-pwa-card {
  position: fixed;
  z-index: 1120;
  right: 1rem;
  bottom: 1rem;
  max-width: 22.5rem;
  width: calc(100vw - 2rem);
  padding: 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(var(--brand-primary-rgb, 0, 212, 255), 0.25);
  background: var(--brand-dark-mid, #0D2040);
  color: var(--brand-text, #e0e6f0);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.zl-pwa-card.zl-pwa-visible {
  opacity: 1;
  transform: translateY(0);
}

.zl-pwa-head {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.zl-pwa-icon {
  border-radius: 0.65rem;
  flex-shrink: 0;
}

.zl-pwa-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.zl-pwa-text strong {
  color: #fff;
  font-size: 0.95rem;
}

.zl-pwa-text span {
  font-size: 0.82rem;
  color: var(--brand-muted, #8A9BB0);
  line-height: 1.45;
}

.zl-pwa-close {
  margin-left: auto;
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  color: var(--brand-muted, #8A9BB0);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
}

.zl-pwa-close:hover { color: #fff; }

.zl-pwa-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.85rem;
}

.zl-pwa-install,
.zl-pwa-later {
  min-height: 2.75rem;
  padding: 0.5rem 1.1rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
}

.zl-pwa-install {
  flex: 1;
  border: 0;
  background: var(--brand-primary, #00D4FF);
  color: var(--brand-primary-fg, #0A1628);
}

.zl-pwa-install:hover { background: var(--brand-primary-hover, #00bde6); }

.zl-pwa-later {
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: transparent;
  color: var(--brand-text, #e0e6f0);
}

@media (max-width: 575.98px) {
  .zl-pwa-card {
    right: 0.5rem;
    left: 0.5rem;
    width: auto;
    max-width: none;
    bottom: calc(0.5rem + env(safe-area-inset-bottom, 0px));
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .zl-pwa-card {
    transition: none;
    transform: none;
  }
  .zl-skeleton,
  .admin-skeleton,
  .ds-skeleton {
    animation: none !important;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}