@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--bg-gradient-start: #e0e7ff;--bg-gradient-mid: #f0f4ff;--bg-gradient-end: #faf5ff;--glass-bg: rgba(255, 255, 255, .85);--glass-border: rgba(139, 92, 246, .15);--glass-hover: rgba(255, 255, 255, .95);--user-bubble: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--bot-bubble: #ffffff;--bot-bubble-border: rgba(139, 92, 246, .08);--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--accent-color: #7c3aed;--accent-hover: #6d28d9;--accent-light: #f5f3ff;--success: #10b981;--danger: #ef4444;--shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, .03);--shadow-sm: 0 2px 4px 0 rgba(139, 92, 246, .08);--shadow-md: 0 4px 12px -2px rgba(139, 92, 246, .12), 0 2px 6px -1px rgba(139, 92, 246, .08);--shadow-lg: 0 12px 24px -4px rgba(139, 92, 246, .15), 0 4px 12px -2px rgba(139, 92, 246, .1);--shadow-xl: 0 24px 48px -12px rgba(139, 92, 246, .2), 0 8px 16px -4px rgba(139, 92, 246, .12);--shadow-glow: 0 0 24px rgba(139, 92, 246, .15);--radius-sm: 10px;--radius-md: 16px;--radius-lg: 24px;--radius-xl: 32px;--radius-full: 9999px;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,var(--bg-gradient-start) 0%,var(--bg-gradient-mid) 50%,var(--bg-gradient-end) 100%);background-attachment:fixed;min-height:100vh;color:var(--text-primary);font-size:15px;line-height:1.7;position:relative;overflow-x:hidden}body:before,body:after{content:"";position:fixed;border-radius:50%;filter:blur(80px);opacity:.3;pointer-events:none;z-index:0;animation:float 20s ease-in-out infinite}body:before{width:500px;height:500px;background:radial-gradient(circle,rgba(139,92,246,.4) 0%,transparent 70%);top:-250px;right:-250px;animation-delay:0s}body:after{width:400px;height:400px;background:radial-gradient(circle,rgba(167,139,250,.3) 0%,transparent 70%);bottom:-200px;left:-200px;animation-delay:10s}@keyframes float{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-30px) scale(1.1)}66%{transform:translate(-20px,20px) scale(.9)}}#root{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg);position:relative;z-index:1}.app-container{width:100%;max-width:950px;height:92vh;max-height:850px;background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid var(--glass-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl),var(--shadow-glow);display:flex;flex-direction:column;overflow:hidden;position:relative;transition:all .3s cubic-bezier(.4,0,.2,1)}.app-container:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(139,92,246,.3),transparent)}.app-container:hover{box-shadow:var(--shadow-xl),0 0 48px #8b5cf640}.app-header{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg) var(--spacing-xl);background:#fffffff2;border-bottom:1px solid var(--glass-border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.menu-btn{background:var(--accent-light);border:none;font-size:1.5rem;color:var(--accent-color);cursor:pointer;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-sm);transition:all 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var(--glass-border);padding:var(--spacing-xl);display:flex;flex-direction:column;gap:var(--spacing-lg);z-index:20;transform:translate(-100%);transition:transform .4s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-xl)}.sidebar.open{transform:translate(0)}.sidebar-overlay{position:fixed;inset:0;background:#1e293b80;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:15;opacity:0;pointer-events:none;transition:opacity .3s}.sidebar-overlay.open{opacity:1;pointer-events:all}.new-chat-full-btn{width:100%;padding:var(--spacing-md) var(--spacing-lg);background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s 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typingBounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-10px)}}.input-area-container{padding:var(--spacing-xl);background:#ffffffe6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--glass-border)}.input-form{display:flex;gap:var(--spacing-md);align-items:flex-end}.input-wrapper{flex:1;position:relative;display:flex;align-items:flex-end;background:#fff;border:2px solid var(--glass-border);border-radius:var(--radius-full);padding:var(--spacing-sm) var(--spacing-lg);transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-sm)}.input-wrapper:focus-within{border-color:var(--accent-color);box-shadow:0 0 0 4px #7c3aed1a,var(--shadow-md);transform:translateY(-1px)}.clear-button{background:transparent;border:none;cursor:pointer;padding:var(--spacing-sm);color:var(--text-muted);display:flex;align-items:center;justify-content:center;transition:all .2s;border-radius:var(--radius-sm)}.clear-button:hover{color:var(--danger);background:#ef44441a;transform:scale(1.1)}.clear-button:disabled{opacity:.4;cursor:not-allowed}.chat-input{flex:1;background:transparent;border:none;padding:var(--spacing-sm) var(--spacing-md);color:var(--text-primary);font-size:.95rem;font-family:inherit;line-height:1.6;resize:none;max-height:160px;outline:none;font-weight:500}.chat-input::placeholder{color:var(--text-muted);font-weight:400}.send-button{width:48px;height:48px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s cubic-bezier(.4,0,.2,1);flex-shrink:0;box-shadow:var(--shadow-md),0 4px 12px #667eea4d;position:relative;overflow:hidden}.send-button:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff4d;transform:translate(-50%,-50%);transition:width .6s,height .6s}.send-button:hover:before{width:100%;height:100%}.send-button:hover:not(:disabled){transform:scale(1.08) rotate(5deg);box-shadow:var(--shadow-lg),0 8px 20px #667eea66}.send-button:active:not(:disabled){transform:scale(.95)}.send-button:disabled{background:linear-gradient(135deg,#cbd5e1,#94a3b8);cursor:not-allowed;opacity:.6;box-shadow:var(--shadow-xs)}.send-button.cancel{background:linear-gradient(135deg,#ef4444,#dc2626)}.send-button.cancel:hover{background:linear-gradient(135deg,#dc2626,#b91c1c)}@media(max-width:768px){#root{padding:0}.app-container{max-width:100%;height:100vh;max-height:100vh;border-radius:0}.mobile-header{display:flex}.chat-container{padding:var(--spacing-lg)}.message{max-width:88%}.input-area-container{padding:var(--spacing-md)}.send-button{width:44px;height:44px}}@media(max-width:480px){.message-content{font-size:.9rem;padding:var(--spacing-md) var(--spacing-lg)}.chat-container{padding:var(--spacing-md)}}*:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px}button:focus-visible{outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}@media(prefers-reduced-motion:no-preference){.message-content,.session-item,.send-button,.new-chat-full-btn{will-change:transform}}.header-actions{display:flex;gap:var(--spacing-sm)}.new-chat-btn{background:linear-gradient(135deg,#667eea,#764ba2);border:none;color:#fff;cursor:pointer;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-sm);transition:all .2s;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm)}.new-chat-btn:hover{transform:scale(1.05);box-shadow:var(--shadow-md)}.new-chat-btn:active{transform:scale(.95)}.app-title{flex:1}