/* ===== LAYOUT ===== */
html, body {
  height: 100%;
  overflow: hidden;
}

body {
  display: flex;
  flex-direction: column;
}

/* ===== HEADER ===== */
.dash-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-5);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
  gap: var(--space-4);
  z-index: 20;
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo-icon { flex-shrink: 0; color: var(--color-text); }

.header-title h1 {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-text);
  line-height: 1;
}

.header-subtitle {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.header-center { display: flex; align-items: center; }

.threat-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-md);
}

.threat-red {
  background: var(--color-red-bg);
  color: var(--color-red);
  border: 1px solid var(--color-red-border);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-red);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.timestamp-block {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.ts-label {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  text-transform: uppercase;
}

.ts-value {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.day-badge {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: var(--space-1) var(--space-3);
  background: var(--color-red-bg);
  color: var(--color-red);
  border: 1px solid var(--color-red-border);
  border-radius: var(--radius-md);
  letter-spacing: 0.08em;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  background: transparent;
}

.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

/* ===== EXEC SUMMARY ===== */
.exec-summary {
  padding: var(--space-3) var(--space-5);
  background: var(--color-red-bg);
  border-bottom: 1px solid var(--color-red-border);
  flex-shrink: 0;
}

.summary-content {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  max-width: 1400px;
}

.summary-icon {
  flex-shrink: 0;
  color: var(--color-red);
  margin-top: 2px;
}

.summary-content p {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.55;
  max-width: none;
}

.summary-content strong { color: var(--color-red); }

/* ===== MAIN ===== */
.dash-main {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--space-4) var(--space-5);
  padding-bottom: var(--space-8);
}

/* ===== NAV: GROUP TABS + SUB-TABS ===== */
.nav-groups {
  margin-bottom: var(--space-4);
}

/* --- Row 1: Group buttons --- */
.nav-group-row {
  display: flex;
  gap: 2px;
  margin-bottom: 0;
  border-bottom: 1px solid var(--color-border-subtle);
}

.nav-group-btn {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid transparent;
  border-bottom: 2px solid transparent;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
  white-space: nowrap;
  position: relative;
}

.nav-group-btn svg {
  opacity: 0.5;
  transition: opacity 0.15s;
  flex-shrink: 0;
}

.nav-group-btn:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.03);
}
.nav-group-btn:hover svg { opacity: 0.8; }

.nav-group-btn.active {
  color: var(--color-text);
  background: var(--color-surface);
  border-color: var(--color-border);
  border-bottom-color: var(--color-surface);
}
.nav-group-btn.active svg { opacity: 1; }

.nav-group-count {
  font-size: 0.55rem;
  font-weight: 700;
  background: rgba(255,255,255,0.06);
  color: var(--color-text-faint);
  padding: 1px 5px;
  border-radius: 8px;
  line-height: 1.4;
}
.nav-group-btn.active .nav-group-count {
  background: rgba(239,68,68,0.12);
  color: #ef4444;
}

/* --- Row 2: Sub-tab buttons --- */
.nav-sub-row {
  display: none;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) 0 var(--space-1) 0;
  border-bottom: 1px solid var(--color-border-subtle);
  animation: subRowFadeIn 0.18s ease-out;
}
.nav-sub-row.active {
  display: flex;
}

@keyframes subRowFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --- Sub-tab buttons (same class as before for compat) --- */
.tab-btn {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  white-space: nowrap;
  cursor: pointer;
  transition: color 0.12s, background 0.12s;
}

.tab-btn:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.04);
}

.tab-btn.active {
  color: var(--color-text);
  background: var(--color-surface);
  border-color: var(--color-border);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }