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ease;flex-shrink:0}.clear-btn:hover{background:#ffffff26;color:#ffffffe6;transform:scale(1.05)}.chat-actions{display:flex;align-items:center;justify-content:space-between;gap:16px}.char-counter{font-size:12px;color:#fff6;font-weight:500;letter-spacing:.5px}.send-button{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;border-radius:12px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 16px #6366f14d;position:relative;overflow:hidden}.send-button:hover:not(:disabled){transform:translateY(-2px) scale(1.05);box-shadow:0 6px 20px #6366f166}.send-button:active{transform:translateY(0) scale(.98)}.send-button:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:0 4px 16px #6366f133}.send-button.sending{animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{box-shadow:0 4px 16px #6366f14d}50%{box-shadow:0 4px 20px #6366f180}}.loading-spinner{animation:spin 1s 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16px;border-radius:20px}.chat-textarea{font-size:16px}.send-button{width:40px;height:40px}.char-counter{font-size:11px}}@media (max-width: 480px){.container{width:98%;height:95vh;margin:2.5vh auto;border-radius:15px}.messages{padding:15px 10px 110px;gap:12px}.message{gap:10px}.message-content{max-width:90%;padding:10px 14px;font-size:13px;border-radius:15px}.message-avatar{width:30px;height:30px;font-size:12px}.chat-input-area{padding:12px}.chat-input-container{padding:10px 14px;border-radius:18px}.chat-textarea{font-size:16px}.send-button{width:36px;height:36px}.send-button svg{width:16px;height:16px}.char-counter{font-size:10px}.clear-btn{width:24px;height:24px}.clear-btn svg{width:12px;height:12px}.floating-menu{bottom:120px;right:15px}.floating-action{width:40px;height:40px}}@media (max-height: 500px) and (orientation: landscape){.container{height:95vh;margin:2.5vh auto}.header{padding:10px 20px}.messages{padding:15px 20px}.input-area{padding:10px 20px}.bot-info h2{font-size:16px}.status-orb{width:35px;height:35px}}@media (hover: none) and (pointer: coarse){.send-button:hover{transform:none;box-shadow:0 4px 16px #6366f14d}.send-button:active{transform:scale(.95);box-shadow:0 2px 15px #6366f166}.chat-textarea{font-size:16px}.chat-input-area{position:fixed;bottom:0;bottom:max(0px,env(safe-area-inset-bottom))}}@supports (height: 100dvh){.constellation-chat-app{height:100dvh}}@media screen and (max-width: 768px){.chat-input-area{position:fixed!important;bottom:0!important;transform:none!important;-webkit-transform:translateZ(0);transform:translateZ(0)}@supports (padding-bottom: env(safe-area-inset-bottom)){.chat-input-area{padding-bottom:calc(20px + env(safe-area-inset-bottom))}}}.App{min-height:100vh;display:flex;flex-direction:column}.App>*:not(header){flex:1}