/* ============================================================
   Neural Frontier — header.css
   Header superior: 3 columnas — greeting|search|stock+toggle
   ============================================================ */

.app-header {
  display: flex;
  align-items: center;
  padding: 10px 20px;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  gap: 14px;
  transition: background-color var(--transition), border-color var(--transition);
  min-height: 68px;
  position: relative;
  z-index: 150;
  overflow: visible;
}

/* ---------- Left: Greeting + Markets ---------- */
.header-left {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
  min-width: 0;
}

.greeting-block {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: nowrap;
}

.greeting-main {
  font-size: 1.05rem;
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  white-space: nowrap;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.greeting-sub {
  font-size: 0.78rem;
  font-weight: var(--fw-normal);
  color: var(--text-secondary);
  transition: opacity 400ms ease;
  white-space: nowrap;
}

.greeting-sub.fade-out { opacity: 0; }

/* Real-time Madrid clock */
.madrid-clock {
  font-size: 0.65rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.05em;
  color: var(--text-muted);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  margin-top: 3px;
}

/* Markets bar */
.markets-bar-wrapper {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.markets-bar-labels {
  display: flex;
  gap: 10px;
  font-size: 0.68rem;
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  height: 14px;
  align-items: center;
}

.market-label {
  display: flex;
  align-items: center;
  gap: 3px;
  white-space: nowrap;
  transition: color var(--transition);
}

.market-label.active {
  color: var(--text-primary);
  font-weight: var(--fw-semibold);
}

.market-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

.markets-bar {
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
  background-color: var(--border);
  display: flex;
  transition: background-color var(--transition);
  min-width: 200px;
  max-width: 280px;
}

.market-segment {
  height: 100%;
  flex: 1;
  transition: background-color 600ms ease, flex var(--transition);
}

.market-segment[data-market="NYSE"],
.market-segment[data-market="NASDAQ"]   { background-color: var(--c-pos); }
.market-segment[data-market="Euronext"],
.market-segment[data-market="IBEX"],
.market-segment[data-market="DAX"]      { background-color: var(--c-blue); }
.market-segment[data-market="LSE"]      { background-color: var(--c-purple); }
.market-segment[data-market="TSE"]      { background-color: var(--c-neg-muted); }
.market-segment[data-market="HKEX"]     { background-color: var(--c-neg); }
.market-segment[data-market="closed"]   { background-color: #2a2a35; }

[data-theme="light"] .market-segment[data-market="closed"] { background-color: #d4d4de; }

/* ---------- Center: Search ---------- */
.header-center {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  padding: 0 8px;
}

/* ---------- Right: Stock badge + Toggle ---------- */
.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* ---------- Theme Toggle ---------- */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition:
    background-color var(--transition),
    border-color var(--transition),
    color var(--transition),
    transform 200ms ease;
  flex-shrink: 0;
}

.theme-toggle:hover {
  background-color: var(--accent-subtle);
  border-color: var(--accent);
  color: var(--accent);
  transform: scale(1.05);
}

.theme-icon {
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

[data-theme="dark"]  .theme-icon--light { display: none; }
[data-theme="dark"]  .theme-icon--dark  { display: flex; }
[data-theme="light"] .theme-icon--dark  { display: none; }
[data-theme="light"] .theme-icon--light { display: flex; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .greeting-sub   { display: none; }
  .header-center  { max-width: 280px; }
}

@media (max-width: 768px) {
  .app-header {
    padding: 8px 14px;
    flex-wrap: wrap;
    min-height: unset;
  }
  .header-center { order: 3; flex: 0 0 100%; max-width: 100%; padding: 0; }
  .markets-bar   { min-width: 120px; max-width: 100%; }
}