/* ═══════════════════════════════════════════════════════
   BEHAVIOR TAB — SuperAdmin
   ═══════════════════════════════════════════════════════ */

.sa-behavior-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: var(--space-4);
  min-height: 500px;
}

/* ─── Left Panel: Visitor List ─── */
.sa-visitor-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-height: 70vh;
  overflow-y: auto;
  padding-right: var(--space-2);
}

.sa-visitor-list::-webkit-scrollbar { width: 4px; }
.sa-visitor-list::-webkit-scrollbar-thumb { background: rgba(124,58,237,0.3); border-radius: 4px; }

.sa-visitor-card {
  padding: var(--space-3) var(--space-4);
  background: var(--bg-glass);
  backdrop-filter: blur(var(--blur-glass));
  -webkit-backdrop-filter: blur(var(--blur-glass));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.sa-visitor-card:hover {
  border-color: rgba(124,58,237,0.3);
  background: rgba(124,58,237,0.06);
}

.sa-visitor-card.active {
  border-color: var(--neon-green-border);
  background: var(--neon-green-bg);
}

.sa-visitor-name {
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  font-size: var(--text-sm);
  margin-bottom: 2px;
}

.sa-visitor-phone {
  font-size: var(--text-xs);
  color: var(--purple-400);
}

.sa-visitor-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-2);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.sa-visitor-sessions {
  background: rgba(124,58,237,0.1);
  padding: 2px 8px;
  border-radius: 99px;
  font-weight: var(--weight-medium);
}

/* ─── Right Panel: Timeline ─── */
.sa-timeline-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(var(--blur-glass));
  -webkit-backdrop-filter: blur(var(--blur-glass));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  max-height: 70vh;
  overflow-y: auto;
}

.sa-timeline-panel::-webkit-scrollbar { width: 4px; }
.sa-timeline-panel::-webkit-scrollbar-thumb { background: rgba(124,58,237,0.3); border-radius: 4px; }

.sa-timeline-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.sa-timeline-header {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

/* ─── Session Block ─── */
.sa-session-block {
  margin-bottom: var(--space-5);
}

.sa-session-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: rgba(124,58,237,0.06);
  border: 1px solid rgba(124,58,237,0.12);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  font-weight: var(--weight-medium);
  margin-bottom: var(--space-3);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.sa-session-title:hover {
  background: rgba(124,58,237,0.1);
}

.sa-session-title .chevron {
  transition: transform var(--transition-fast);
  font-size: 0.6rem;
}

.sa-session-title.collapsed .chevron {
  transform: rotate(-90deg);
}

.sa-session-events {
  padding-left: var(--space-3);
}

.sa-session-events.hidden {
  display: none;
}

/* ─── Timeline Nodes ─── */
.sa-timeline {
  position: relative;
  padding-left: 28px;
}

.sa-timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: rgba(124,58,237,0.15);
  border-radius: 1px;
}

.sa-timeline-node {
  position: relative;
  padding: var(--space-2) 0 var(--space-3) 0;
}

.sa-timeline-node::before {
  content: '';
  position: absolute;
  left: -22px;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(124,58,237,0.4);
  border: 2px solid rgba(124,58,237,0.2);
}

/* Payment events get neon green dot */
.sa-timeline-node.payment::before {
  background: var(--neon-green);
  border-color: var(--neon-green-border);
  box-shadow: 0 0 6px var(--neon-green-glow);
}

.sa-timeline-node-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.sa-timeline-icon {
  font-size: 0.85rem;
  line-height: 1;
}

.sa-timeline-label {
  font-size: var(--text-sm);
  color: var(--text-primary);
  font-weight: var(--weight-medium);
}

.sa-timeline-time {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-left: auto;
  white-space: nowrap;
}

.sa-timeline-data {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 2px;
  padding-left: calc(0.85rem + var(--space-2));
}

/* ─── Search / Filters ─── */
.sa-behavior-search {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.sa-behavior-search input {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}

.sa-behavior-search input:focus {
  border-color: rgba(124,58,237,0.4);
}

.sa-behavior-search input::placeholder {
  color: var(--text-muted);
}

/* ─── Loading ─── */
.sa-behavior-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  color: var(--text-muted);
  font-size: var(--text-sm);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .sa-behavior-layout {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .sa-visitor-list {
    max-height: 300px;
  }

  .sa-timeline-panel {
    max-height: none;
  }
}