/* ========================================================================
   SHARED DEMO UI BANNER & STYLES (Zero Server Load, 100% Safe Frontend)
   ======================================================================== */

:root {
  --demo-banner-bg: var(--banner-match-bg, rgba(245, 239, 235, 0.95));
  --demo-border: var(--banner-match-border, #DED3C8);
  --demo-text: var(--banner-match-text, #242220);
  --demo-card-bg: var(--banner-match-btn-bg, #FAF6F0);
  --demo-muted: #6B635B;
  --demo-primary: #3B7A57;
  --demo-primary-dark: #2F6246;
  --demo-accent: #C27D38;
  --demo-shadow: 0 4px 20px rgba(50, 40, 30, 0.08);
}

.demo-top-banner {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  box-sizing: border-box;
  z-index: 99999;
  background: var(--banner-match-bg, var(--demo-banner-bg)) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--banner-match-border, var(--demo-border)) !important;
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: var(--banner-match-text, var(--demo-text)) !important;
}

.demo-banner-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.demo-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.85rem;
  background: var(--banner-match-btn-bg, var(--demo-card-bg)) !important;
  border: 1px solid var(--banner-match-border, var(--demo-border)) !important;
  border-radius: 9999px;
  color: var(--banner-match-text, var(--demo-text)) !important;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  flex-shrink: 0;
}

.demo-back-btn:hover {
  filter: brightness(1.15);
  transform: translateX(-2px);
}

.demo-title-pill {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.86rem;
  color: var(--banner-match-text, var(--demo-text)) !important;
  min-width: 0;
}

.demo-title-pill strong {
  color: var(--banner-match-text, var(--demo-text)) !important;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.demo-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(59, 122, 87, 0.14);
  color: #2F6246;
  border: 1px solid rgba(59, 122, 87, 0.3);
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  flex-shrink: 0;
}

.demo-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
  display: inline-block;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.demo-banner-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.demo-repo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.85rem;
  background: var(--banner-match-btn-bg, #242220) !important;
  color: var(--banner-match-text, #FAF6F0) !important;
  border: 1px solid var(--banner-match-border, rgba(0,0,0,0.15)) !important;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
}

.demo-repo-link:hover {
  background: #3B7A57 !important;
  border-color: #3B7A57 !important;
  color: #FFFFFF !important;
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .demo-top-banner {
    padding: 0.5rem 0.75rem;
    flex-wrap: wrap;
  }
  .demo-pill-badge {
    display: none;
  }
  .demo-title-pill strong {
    font-size: 0.8rem;
  }
}