/* ═══════════════════════════════════════════════════════════
   TOPBAR — Logo, Ticker, Live Badge, Clock
   ═══════════════════════════════════════════════════════════ */

.topbar {
  display: flex;
  align-items: center;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-subtle);
  height: var(--topbar-h);
  overflow: hidden;
  z-index: var(--z-overlay);
}

/* ── Brand ── */
.topbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0 var(--space-5);
  height: 100%;
  border-right: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.topbar__logo {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}

.topbar__logo svg {
  width: 100%;
  height: 100%;
}

.topbar__title-group {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.topbar__title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.topbar__subtitle {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: var(--weight-medium);
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  line-height: 1;
}

/* ── Ticker ── */
.topbar__ticker {
  flex: 1;
  overflow: hidden;
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  border-right: 1px solid var(--border-subtle);
}

.topbar__ticker::before,
.topbar__ticker::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 40px;
  z-index: 2;
  pointer-events: none;
}

.topbar__ticker::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-primary), transparent);
}

.topbar__ticker::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-primary), transparent);
}

.topbar__ticker-track {
  display: flex;
  gap: var(--space-6);
  animation: ticker-scroll 50s linear infinite;
  white-space: nowrap;
  padding: 0 var(--space-5);
}

@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.tick-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.tick-sym {
  color: var(--text-primary);
  font-weight: var(--weight-bold);
}

.tick-val {
  color: var(--text-secondary);
}

.tick-chg {
  font-weight: var(--weight-medium);
  padding: 1px 6px;
  border-radius: var(--radius-xs);
}

.tick-chg.up {
  color: var(--semantic-green);
  background: var(--semantic-green-glow);
}

.tick-chg.dn {
  color: var(--semantic-red);
  background: var(--semantic-red-glow);
}

.tick-sep {
  color: var(--border-strong);
  opacity: 0.5;
  margin: 0 var(--space-1);
}

/* ── Status Area ── */
.topbar__status {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-5);
  height: 100%;
  flex-shrink: 0;
}

/* ── Live Badge ── */
.live-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--semantic-green-glow);
  border: 1px solid rgba(34, 197, 94, 0.2);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: var(--weight-bold);
  color: var(--semantic-green);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.live-badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--semantic-green);
  animation: live-pulse 2s ease-in-out infinite;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
}

@keyframes live-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px rgba(34, 197, 94, 0.5); }
  50% { opacity: 0.5; box-shadow: 0 0 4px rgba(34, 197, 94, 0.2); }
}

/* Feed states — set by app.js from the actual fetch result. No dot, no
   pulse: a failed or absent feed must never look live. */
.live-badge--stale {
  color: var(--semantic-amber);
  background: var(--semantic-amber-glow);
  border-color: var(--semantic-amber-dim);
}

.live-badge--offline {
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border-color: var(--border-subtle);
}

/* Ticker with nothing fetched yet — words, not seeded numbers */
.tick-item--empty {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  padding: 0 var(--space-4);
}

/* ── Clock ── */
.topbar__clock {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  padding: 4px 10px;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

/* ── Responsive ── */
@media (max-width: 1023px) {
  .topbar__ticker {
    display: none;
  }
}

@media (max-width: 767px) {
  .topbar__brand {
    padding: 0 var(--space-3);
    border-right: none;
    gap: var(--space-2);
  }

  .topbar__title {
    font-size: var(--text-sm);
  }

  .topbar__subtitle {
    display: none;
  }

  .topbar__status {
    padding: 0 var(--space-3);
    gap: var(--space-2);
    margin-left: auto;
  }

  .topbar__clock {
    font-size: 10px;
    padding: 2px 6px;
  }

  .live-badge {
    padding: 2px 6px;
    font-size: 9px;
  }
}