/* ═══════════════════════════════════════════════════════════════
   topbar.css — Top navigation bar styles
═══════════════════════════════════════════════════════════════ */

/* ── Topbar Container ───────────────────────────────────────── */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--topbar-height);
  background: linear-gradient(
    135deg,
    var(--topbar-bg-start) 0%,
    var(--topbar-bg-mid) 50%,
    var(--topbar-bg-end) 100%
  );
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-panel);
  box-shadow: var(--topbar-shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  gap: var(--space-md);
}

/* ── Left Section: Branding ─────────────────────────────────── */
.topbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex: 1;
  min-width: 0;
}

.topbar-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  border-radius: var(--radius-md);
  flex-shrink: 0;
  box-shadow: 0 0 16px rgba(30, 111, 220, 0.4);
}

.topbar-logo-wrap svg {
  width: 22px;
  height: 22px;
  fill: #fff;
}

.topbar-title-group {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
  background: linear-gradient(90deg, #e8edf5 0%, #38bdf8 100%);
  background: linear-gradient(90deg, var(--topbar-title-start) 0%, var(--topbar-title-end) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.topbar-subtitle {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 400;
  white-space: nowrap;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Divider ────────────────────────────────────────────────── */
.topbar-divider {
  width: 1px;
  height: 28px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── Nav Links ──────────────────────────────────────────────── */
.topbar-nav {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(30, 111, 220, 0.1);
  border-color: var(--border-panel);
}

.nav-link.active {
  color: var(--brand-accent);
  background: rgba(30, 111, 220, 0.15);
  border-color: rgba(30, 111, 220, 0.3);
}

.nav-link svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* ── Right Section ──────────────────────────────────────────── */
.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-shrink: 0;
}

/* ── Auto-Refresh Control ───────────────────────────────────── */
.refresh-control {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.refresh-control:hover {
  border-color: var(--border-active);
  background: var(--bg-elevated);
}

.refresh-icon {
  width: 14px;
  height: 14px;
  color: var(--brand-accent);
  animation: none;
  flex-shrink: 0;
}

.refresh-icon.spinning {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.refresh-countdown {
  font-size: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-secondary);
  min-width: 28px;
}

.refresh-countdown.refreshing {
  color: var(--brand-accent);
}

/* ── Last Refreshed ─────────────────────────────────────────── */
.last-refreshed {
  font-size: 0.7rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ── Live Indicator ─────────────────────────────────────────── */
.live-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-up);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-up);
  animation: pulse-dot 2s ease-in-out infinite;
  box-shadow: 0 0 6px var(--color-up);
}

/* ── Powered By Badge ───────────────────────────────────────── */
.powered-by {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  color: var(--text-muted);
  white-space: nowrap;
  padding: 4px 10px;
  background: var(--topbar-powered-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.powered-by-logo {
  height: 22px;
  width: auto;
  max-width: 110px;
  object-fit: contain;
  filter: var(--topbar-powered-filter);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--theme-toggle-bg);
  color: var(--theme-toggle-color);
  font-size: 0.76rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.theme-toggle:hover {
  background: var(--theme-toggle-hover);
  border-color: var(--border-active);
  transform: translateY(-1px);
}

.theme-toggle svg {
  width: 14px;
  height: 14px;
}

.topbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-panel);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
}

.topbar-btn:hover {
  border-color: var(--border-active);
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.topbar-btn svg {
  width: 14px;
  height: 14px;
}

.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(30, 111, 220, 0.09);
  border: 1px solid var(--border);
  color: var(--text-primary);
  line-height: 1.1;
}

.user-chip-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  color: #fff;
  font-weight: 700;
  font-size: 0.76rem;
  flex-shrink: 0;
}

.user-chip-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.user-chip-name {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.user-chip-role {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  white-space: nowrap;
}

.powered-by-text {
  font-size: 0.63rem;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

/* ── Lucide Icon defaults ────────────────────────────────────── */
[data-lucide] {
  width: 15px;
  height: 15px;
  stroke-width: 2;
  flex-shrink: 0;
  vertical-align: middle;
}
.icon-sm  { width: 13px; height: 13px; }
.icon-md  { width: 16px; height: 16px; }
.icon-lg  { width: 20px; height: 20px; }
.icon-muted { color: var(--text-muted); }
.icon-accent { color: var(--brand-accent); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .last-refreshed  { display: none; }
  .powered-by      { display: none; }
  .topbar-subtitle { display: none; }
}
@media (max-width: 768px) {
  .topbar          { padding: 0 var(--space-md); }
  .topbar-nav      { display: none; }
  .topbar-title    { font-size: 0.9rem; }
  .user-chip-role  { display: none; }
  .theme-toggle span,
  .topbar-btn span { display: none; }
}