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(prefers-reduced-motion:reduce){.floating-particle,.loading-float,.loading-ripple,.ocean-wave{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.message-bubble.user:before{animation:none}}.chatbot-interface.dark-theme{--deep-navy:#030712;--glass-bg:rgba(255,255,255,0.03);--glass-border:rgba(255,255,255,0.08);--gradient-background:linear-gradient(135deg,#030712,#0f172a 50%,#1e293b)}.chatbot-interface.light-theme{--deep-navy:#f8fafc;--white-text:#1e293b;--glass-bg:rgba(0,0,0,0.05);--glass-border:rgba(0,0,0,0.1);--gradient-background:linear-gradient(135deg,#f8fafc,#e2e8f0 50%,#cbd5e1)}.history-item:hover .delete-btn{opacity:1}.history-item{position:relative;overflow:visible}.delete-btn{transition:all .2s cubic-bezier(.4,0,.2,1)}.delete-btn:hover{transform:scale(1.1)!important;box-shadow:0 2px 8px rgba(239,68,68,.3)}.history-item:hover{transform:translateX(2px)}.clear-all-btn{font-family:Poppins,sans-serif;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.clear-all-btn:hover{transform:translateY(-1px);box-shadow:0 2px 8px rgba(239,68,68,.3)}.chat-history .history-item{transition:all .3s cubic-bezier(.4,0,.2,1)}.chat-history .history-item.deleting{transform:translateX(-100%);opacity:0;pointer-events:none}.chat-history-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;text-align:center;opacity:.7}.chat-history-empty-icon{font-size:3rem;margin-bottom:1rem;opacity:.5}.chat-history-empty-text{color:rgba(255,255,255,.6);font-size:.9rem;line-height:1.5}