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.notification-item-message{-webkit-line-clamp:1}.notification-item-chevron{flex-shrink:0;font-size:1rem;color:var(--text-muted);margin-top:2px}@media (max-width: 768px){.notification-dropdown{left:50%;right:auto;transform:translate(-50%);width:min(260px,calc(100vw - 32px))}}.back-to-top{position:fixed;bottom:96px;right:16px;left:auto;z-index:var(--z-dropdown);width:48px;height:48px;border-radius:50%;border:none;background:var(--gradient-primary);color:var(--white);box-shadow:var(--shadow-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s cubic-bezier(.4,0,.2,1),box-shadow .2s cubic-bezier(.4,0,.2,1)}.back-to-top:hover{transform:translateY(var(--card-hover-lift, -4px));box-shadow:0 6px 20px #1f5fbf80}.back-to-top:focus-visible{outline:2px solid var(--primary);outline-offset:2px}@media (max-width: 768px){.back-to-top{bottom:calc(96px + 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