/**
 * App shell: topbar (the one deliberate glass surface) + footer.
 */

#topbar {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: var(--z-topbar);
  height: 56px;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0 var(--space-3);
  border-bottom: 1px solid var(--hairline);
  touch-action: manipulation;
  overscroll-behavior: contain;
}

/* Hamburger — opens the sensor sidebar */
.menuBtn {
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: background var(--ease-standard);
  flex-shrink: 0;
}
.menuBtn:hover { background: var(--ink-800); }
.menuBtn .hamburger {
  width: 20px;
  height: 2px;
  background: var(--ink-100);
  position: relative;
  border-radius: 1px;
}
.menuBtn .hamburger::before,
.menuBtn .hamburger::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--ink-100);
  border-radius: 1px;
}
.menuBtn .hamburger::before { top: -6px; }
.menuBtn .hamburger::after { top: 6px; }

.brandRow {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
}

/* Decorative live-sensor mark next to the wordmark — purely presentational,
   no JS dependency. Pulses gently; respects prefers-reduced-motion globally. */
.brandMark {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--accent-live);
  box-shadow: 0 0 8px var(--accent-live-line);
  flex-shrink: 0;
  animation: brandPulse 2.4s var(--ease-standard) infinite;
}
@keyframes brandPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.55; transform: scale(0.82); }
}

.brand {
  font-weight: var(--weight-black);
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: var(--ink-100);
}

.status {
  color: var(--ink-500);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
  overflow: hidden;
}

#statusText {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: var(--weight-medium);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-size: var(--text-2xs);
}
#statusText::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--ink-600);
  flex-shrink: 0;
  transition: background var(--ease-standard), box-shadow var(--ease-standard);
}
#statusText.live {
  color: var(--accent-live);
}
#statusText.live::before {
  background: var(--accent-live);
  box-shadow: 0 0 6px var(--accent-live-line);
  animation: brandPulse 2.4s var(--ease-standard) infinite;
}
#statusText.offline {
  color: oklch(70% 0.18 25);
}
#statusText.offline::before {
  background: oklch(70% 0.18 25);
}

#lastUpdated {
  font-size: var(--text-2xs);
  color: var(--ink-600);
}

.sep { opacity: 0.5; color: var(--ink-600); }

.controls {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* DVR menu cluster, right-aligned */
.pbMenuWrap {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  position: relative;
}
.topbarMenu { display: flex; align-items: center; }
.topbarMenu .pbMenu {
  bottom: auto;
  top: calc(100% + var(--space-2));
  margin: 0;
  right: 0;
  left: auto;
}

.autoCameraBtn {
  width: 34px;
  height: 32px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: var(--ink-850);
  color: var(--ink-600);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--ease-standard), border-color var(--ease-standard),
              color var(--ease-standard), box-shadow var(--ease-standard);
  touch-action: manipulation;
}
.autoCameraBtn svg { width: 16px; height: 16px; flex-shrink: 0; display: block; }
.autoCameraBtn:hover { border-color: var(--hairline-strong); color: var(--ink-100); }
.autoCameraBtn.active {
  background: var(--accent-live-dim);
  border-color: var(--accent-live-line);
  color: var(--accent-live);
  box-shadow: 0 0 8px -2px var(--accent-live-line);
}

.shareBtn {
  width: 34px;
  height: 32px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: var(--ink-850);
  color: var(--ink-100);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--ease-standard), border-color var(--ease-standard), transform var(--ease-standard);
}
.shareBtn:hover { border-color: var(--hairline-strong); background: var(--ink-800); }
.shareBtn:active, .shareBtn.open {
  background: var(--accent-live-dim);
  border-color: var(--accent-live-line);
  transform: scale(0.96);
}
.shareBtn svg { width: 18px; height: 18px; }

/* ── Footer: quiet, legal/attribution text — de-emphasized on purpose ── */
#appFooter {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: var(--z-footer);
  padding: var(--space-1) var(--space-3);
  background: var(--scrim-strong);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--hairline);
  font-size: var(--text-2xs);
  color: var(--ink-600);
  text-align: center;
  line-height: 1.4;
  letter-spacing: 0.01em;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
@media (min-width: 769px) {
  #appFooter { padding: var(--space-2) var(--space-4); }
}

.footerRow1 {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.footerSentence { white-space: nowrap; }
.footerContent { color: var(--ink-500); }
.footerDisclaimer { color: var(--ink-600); }

#appFooter .contactLink {
  color: var(--ink-500);
  text-decoration: underline;
  text-underline-offset: 2px;
  margin: 0 var(--space-2);
}
#appFooter .contactLink:hover { color: var(--ink-100); }