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.sidebar-avatar-wrapper{justify-content:flex-start}.avatar-menu{left:auto;right:var(--space-4);bottom:calc(60px + env(safe-area-inset-bottom,0px));border-radius:var(--radius-xl);min-width:200px;max-width:calc(100vw - 32px);max-height:60vh;position:fixed;overflow-y:auto}.sidebar.expanded .avatar-menu{left:auto;right:var(--space-4)}.avatar-menu-item{height:48px;font-size:var(--text-base);-webkit-tap-highlight-color:transparent}.sidebar-badge{min-width:20px;height:20px;margin-left:auto;font-size:11px;position:relative;top:auto;right:auto}.sidebar-indicator{width:10px;height:10px;margin-left:auto;position:relative;top:auto;right:auto}.sidebar-btn.new-chat{height:48px;font-weight:var(--font-semibold)}}.toast-container{top:var(--space-4);right:var(--space-4);z-index:var(--z-toast);gap:var(--space-2);pointer-events:none;flex-direction:column;width:100%;max-width:360px;display:flex;position:fixed}.toast-item{align-items:flex-start;gap:var(--space-3);padding:14px var(--space-4);border-radius:var(--radius-md);background:var(--bg-card);border:1px solid var(--border);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);pointer-events:auto;box-shadow:0 4px 24px var(--shadow-color,#00000040);will-change:transform, opacity;display:flex}.toast-enter{animation:toast-slide-in .35s var(--ease-out) forwards}.toast-exit{animation:.28s ease-in forwards toast-slide-out}@keyframes toast-slide-in{0%{opacity:0;transform:translate(40px)scale(.96)}to{opacity:1;transform:translate(0)scale(1)}}@keyframes toast-slide-out{0%{opacity:1;transform:translate(0)scale(1)}to{opacity:0;transform:translate(40px)scale(.96)}}.toast-icon{flex-shrink:0;align-items:center;margin-top:1px;display:flex}.toast-success .toast-icon{color:var(--success)}.toast-error .toast-icon{color:var(--error)}.toast-warning .toast-icon{color:var(--warning)}.toast-info .toast-icon{color:var(--info)}.toast-body{flex:1;min-width:0}.toast-title{font-size:13px;font-weight:var(--font-semibold);color:var(--text-primary);line-height:var(--leading-snug)}.toast-message{font-size:var(--text-xs);color:var(--text-secondary);line-height:var(--leading-normal);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-top:3px;display:-webkit-box;overflow:hidden}.toast-close{width:24px;height:24px;color:var(--text-tertiary);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.toast-close:hover{background:var(--bg-card-hover);color:var(--text-secondary)}@media (width<=640px){.toast-container{top:var(--space-3);right:var(--space-3);left:var(--space-3);max-width:none}}.app-layout{height:100vh;height:var(--app-height,100vh);background:var(--bg);width:100vw;display:flex;overflow:hidden}.app-layout__main{flex-direction:column;flex:1;min-width:0;display:flex;overflow:hidden}.app-loading{background:var(--bg);justify-content:center;align-items:center;width:100vw;height:100vh;display:flex}.loading-screen{background:var(--bg);justify-content:center;align-items:center;height:100vh;display:flex}.loading-spinner{width:var(--space-8);height:var(--space-8);border:3px solid var(--bg-card);border-top-color:var(--primary);border-radius:var(--radius-full);animation:.8s linear infinite spin}.session-expired-overlay{z-index:var(--z-tooltip);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.session-expired-modal{background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);padding:var(--space-8);text-align:center;width:90%;max-width:400px;box-shadow:var(--shadow-modal)}.session-expired-icon{width:64px;height:64px;margin:0 auto var(--space-5);background:var(--error-soft);border-radius:var(--radius-full);color:var(--error);justify-content:center;align-items:center;display:flex}.session-expired-modal h2{margin:0 0 var(--space-3);font-size:var(--text-xl);font-weight:var(--font-semibold);color:var(--text)}.session-expired-modal p{margin:0 0 var(--space-6);font-size:var(--text-sm);color:var(--text-muted);line-height:var(--leading-normal)}.session-expired-btn{justify-content:center;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);background:linear-gradient(135deg, var(--primary), var(--primary-dark));border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:var(--font-semibold);color:#fff;cursor:pointer;transition:all var(--transition-base);border:none;display:inline-flex}.session-expired-btn:hover{box-shadow:0 8px 20px var(--brand-primary-glow);transform:translateY(-2px)}