.ChatHeader-module__Vej8Rq__chatHeader{height:var(--header-height);align-items:center;gap:var(--spacing-sm);padding:0 var(--spacing-md);background:var(--bg-glass);-webkit-backdrop-filter:saturate(180%)blur(20px);border-bottom:1px solid var(--bg-glass-border);flex-shrink:0;grid-template-columns:auto 1fr auto;display:grid}.ChatHeader-module__Vej8Rq__chatHeaderLeft{align-items:center;display:flex}.ChatHeader-module__Vej8Rq__chatHeaderCenter{flex-direction:column;align-items:center;gap:1px;display:flex}.ChatHeader-module__Vej8Rq__chatHeaderTitle{text-align:center;font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);letter-spacing:var(--letter-spacing-tight)}.ChatHeader-module__Vej8Rq__chatHeaderTutorBtn{cursor:pointer;border-radius:var(--border-radius-sm);background:0 0;border:none;align-items:center;gap:5px;margin:0;padding:4px 8px;font-family:inherit;display:inline-flex}.ChatHeader-module__Vej8Rq__chatHeaderTutorBtn:hover:not(:disabled){background:var(--bg-overlay-light)}.ChatHeader-module__Vej8Rq__chatHeaderTutorBtn:disabled{cursor:default;opacity:.6}.ChatHeader-module__Vej8Rq__chatHeaderTutorCaret{opacity:.55;flex:none}.ChatHeader-module__Vej8Rq__chatHeaderActions{align-items:center;gap:var(--spacing-sm);display:flex}.ChatHeader-module__Vej8Rq__chatHeaderSuggBtn{position:relative}.ChatHeader-module__Vej8Rq__chatHeaderBadge{background:var(--accent-blue);min-width:16px;height:16px;color:var(--text-on-accent);border-radius:var(--border-radius-full);font-size:10px;font-weight:var(--font-weight-semibold);justify-content:center;align-items:center;padding:0 4px;line-height:1;display:inline-flex;position:absolute;top:2px;right:2px}.ChatHeader-module__Vej8Rq__chatHeaderBadgePulse{animation:1.5s ease-in-out infinite ChatHeader-module__Vej8Rq__chat-badge-pulse}@keyframes ChatHeader-module__Vej8Rq__chat-badge-pulse{0%,to{box-shadow:0 0 0 0 var(--accent-blue-glow);transform:scale(1)}50%{box-shadow:0 0 0 4px var(--accent-blue-glow);transform:scale(1.15)}}@media (prefers-reduced-motion:reduce){.ChatHeader-module__Vej8Rq__chatHeaderBadgePulse{animation:none}}.ChatHeader-module__Vej8Rq__chatHeaderIconBtn{border-radius:var(--border-radius-full);width:40px;height:40px;color:var(--text-secondary);cursor:pointer;transition:background-color var(--transition-fast), color var(--transition-fast);-webkit-tap-highlight-color:transparent;background:0 0;border:none;justify-content:center;align-items:center;padding:0;display:inline-flex}.ChatHeader-module__Vej8Rq__chatHeaderIconBtn:hover:not(:disabled){background:var(--bg-overlay-light);color:var(--text-primary)}.ChatHeader-module__Vej8Rq__chatHeaderIconBtn:active:not(:disabled){transform:scale(.94)}.ChatHeader-module__Vej8Rq__chatHeaderIconBtn:disabled{opacity:.4;cursor:not-allowed}.ChatHeader-module__Vej8Rq__chatHeaderAvatar{border-radius:var(--border-radius-full);background:var(--bg-overlay-light);border:1px solid var(--border-color);width:36px;height:36px;color:var(--text-secondary);transition:background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);justify-content:center;align-items:center;display:flex}.ChatHeader-module__Vej8Rq__chatHeaderAvatar:hover{background:var(--bg-overlay-medium);border-color:var(--border-color-hover);color:var(--text-primary)}.ChatHeader-module__Vej8Rq__chatHeaderAvatarImg{border-radius:var(--border-radius-full);object-fit:cover;width:100%;height:100%}.ChatHeader-module__Vej8Rq__chatHeaderAvatarInitial{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary);line-height:1}@media (max-width:375px){.ChatHeader-module__Vej8Rq__chatHeader{gap:var(--spacing-2xs);padding:0 var(--spacing-sm)}.ChatHeader-module__Vej8Rq__chatHeaderIconBtn{width:36px;height:36px}.ChatHeader-module__Vej8Rq__chatHeaderIconBtn svg{width:20px;height:20px}.ChatHeader-module__Vej8Rq__chatHeaderTitle{font-size:var(--font-size-sm)}.ChatHeader-module__Vej8Rq__chatHeaderActions{gap:var(--spacing-2xs)}.ChatHeader-module__Vej8Rq__chatHeaderAvatar{width:32px;height:32px}}