/* Fase 6.6: responsive grid shell shared by every page. */
.app-shell {
  max-width: 1440px;
  margin: 0 auto;
  padding: 20px 24px 48px;
}

.topnav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 20px;
  padding: 8px;
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: var(--radius);
  flex-wrap: wrap;
}
.topnav a {
  padding: 8px 14px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.15s, background 0.15s;
}
.topnav a:hover { color: var(--text); background: rgba(255, 255, 255, 0.03); }
.topnav a.active { color: var(--bg); background: var(--neon-green); box-shadow: var(--glow-green); }
.topnav .brand {
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--neon-cyan);
  padding: 8px 14px;
  margin-right: 8px;
  text-transform: uppercase;
}

.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}
.page-header .titles { display: flex; flex-direction: column; gap: 4px; }
.breadcrumb {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.page-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.01em;
}
.page-title .accent { color: var(--neon-green); text-shadow: var(--glow-green); }
.header-meta { display: flex; align-items: center; gap: 10px; }

.date-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--muted);
}
.date-chip button {
  background: transparent;
  border: none;
  color: var(--neon-cyan);
  cursor: pointer;
  font-size: 13px;
  padding: 0 4px;
}
.date-chip button:hover { color: var(--text); }

.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(0, 255, 163, 0.08);
  border: 1px solid var(--panel-edge-strong);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--neon-green);
}
.live-badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--neon-green);
  box-shadow: var(--glow-green);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.72); }
}
@media (prefers-reduced-motion: reduce) {
  .live-badge .dot { animation: none; }
}
.live-badge.stale { color: var(--neon-amber); border-color: rgba(251, 191, 36, 0.35); background: rgba(251, 191, 36, 0.08); }
.live-badge.stale .dot { background: var(--neon-amber); box-shadow: none; animation: none; }

.panel-grid {
  display: grid;
  gap: var(--gap);
  margin-bottom: var(--gap);
}
.panel-grid.cols-1 { grid-template-columns: 1fr; }
.panel-grid.cols-3 { grid-template-columns: 1.3fr 1fr 1fr; }
.panel-grid.cols-2 { grid-template-columns: 1fr 1fr; }
.panel-grid.cols-6 { grid-template-columns: repeat(6, 1fr); }

.stat-cards-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--gap);
  margin-bottom: var(--gap);
}

@media (max-width: 1180px) {
  .panel-grid.cols-3 { grid-template-columns: 1fr 1fr; }
  .stat-cards-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 820px) {
  .panel-grid.cols-3, .panel-grid.cols-2, .panel-grid.cols-6 { grid-template-columns: 1fr; }
  .stat-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .topnav { justify-content: center; }
}

.chart-md { height: 280px; }
.chart-sm { height: 220px; }
.chart-lg { height: 360px; }