:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh}#root{width:100%;min-height:100vh;display:flex;justify-content:center;align-items:center}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--eliza-text-color: rgba(255, 255, 255, .9)}.app-shell{display:flex;min-height:100vh}.app{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;padding:2rem}.particle-panel{width:clamp(360px,38vw,560px)}.header{text-align:center;margin-bottom:2rem}.header h1{font-size:2.5rem;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.header p{color:#888;font-size:1rem}.tab-selector{display:flex;gap:.5rem;margin-bottom:2rem;background:#1a1a1a;padding:.5rem;border-radius:16px;border:1px solid #333}.tab{padding:.75rem 1.5rem;border:none;border-radius:12px;font-weight:600;font-size:.85rem;cursor:pointer;transition:all .2s ease;background:transparent;color:#888;display:flex;align-items:center;gap:.5rem}.tab:hover{color:#fff;background:#2a2a2a}.tab.active{color:#fff}.tab.active.unary{background:linear-gradient(135deg,#667eea,#764ba2)}.tab.active.stream{background:linear-gradient(135deg,#f093fb,#f5576c)}.tab.active.bidi{background:linear-gradient(135deg,#4facfe,#00f2fe)}.tab-icon{width:20px;height:20px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;background:#fff3}.chat-card{width:100%;max-width:480px;min-height:480px;background:linear-gradient(145deg,#2a2a2a,#1e1e1e);border-radius:20px;padding:1.5rem;box-shadow:0 20px 60px #0006;border:1px solid #333;display:flex;flex-direction:column;animation:cardIn .3s ease}@keyframes cardIn{0%{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.chat-card-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid #333}.chat-card-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:700}.chat-card-icon.unary{background:linear-gradient(135deg,#667eea,#764ba2)}.chat-card-icon.stream{background:linear-gradient(135deg,#f093fb,#f5576c)}.chat-card-icon.bidi{background:linear-gradient(135deg,#4facfe,#00f2fe)}.chat-card-title{margin:0;font-size:1.2rem;font-weight:600}.chat-card-subtitle{margin:0;font-size:.75rem;color:#888;text-transform:uppercase;letter-spacing:.5px}.messages-container{flex:1;min-height:280px;max-height:350px;overflow-y:auto;margin-bottom:1rem;padding-right:.5rem}.messages-container::-webkit-scrollbar{width:6px}.messages-container::-webkit-scrollbar-track{background:#1a1a1a;border-radius:3px}.messages-container::-webkit-scrollbar-thumb{background:#444;border-radius:3px}.messages-container::-webkit-scrollbar-thumb:hover{background:#555}.message{display:flex;margin-bottom:.75rem;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.from-me{justify-content:flex-end}.message.from-eliza{justify-content:flex-start}.message-bubble{max-width:85%;padding:.75rem 1rem;border-radius:18px;font-size:.9rem;line-height:1.4;word-wrap:break-word}.message.from-me .message-bubble{background:linear-gradient(135deg,#667eea,#764ba2);border-bottom-right-radius:4px;color:#fff}.message.from-eliza .message-bubble{background:#3a3a3a;border-bottom-left-radius:4px;color:var(--eliza-text-color)}.stream-message{background:#3a3a3a;padding:.75rem 1rem;border-radius:12px;margin-bottom:.5rem;font-size:.9rem;animation:slideIn .3s ease;border-left:3px solid #f5576c}@keyframes slideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:200px;color:#666;text-align:center}.empty-state-icon{font-size:3rem;margin-bottom:1rem;opacity:.5}.empty-state-text{font-size:.9rem;max-width:220px}.empty-state-subtext{font-size:.75rem;max-width:260px;margin-top:.5rem;opacity:.7;line-height:1.4}.chat-input-form{display:flex;gap:.5rem}.chat-input{flex:1;padding:.875rem 1rem;border:2px solid #333;border-radius:14px;background:#1a1a1a;color:#fff;font-size:.9rem;transition:border-color .2s ease,box-shadow .2s ease}.chat-input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea33}.chat-input::placeholder{color:#666}.btn{padding:.875rem 1.5rem;border:none;border-radius:14px;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 15px #667eea66}.btn-secondary{background:#3a3a3a;color:#fff}.btn-secondary:hover:not(:disabled){background:#444}.btn-success{background:linear-gradient(135deg,#4facfe,#00f2fe);color:#fff}.btn-success:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 15px #4facfe66}.btn-danger{background:linear-gradient(135deg,#f093fb,#f5576c);color:#fff}.btn-danger:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 15px #f5576c66}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-full{width:100%}.action-buttons{display:flex;gap:.5rem;margin-top:.75rem}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.status-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .75rem;border-radius:20px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.status-badge.active{background:#00f2fe33;color:#00f2fe}.status-badge.inactive{background:#8883;color:#888}.status-dot{width:6px;height:6px;border-radius:50%;background:currentColor}.status-badge.active .status-dot{animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@media(prefers-color-scheme:light){.tab-selector{background:#f0f0f0;border-color:#e0e0e0}.tab{color:#666}.tab:hover{color:#333;background:#e0e0e0}.chat-card{background:linear-gradient(145deg,#fff,#f5f5f5);border-color:#e0e0e0;box-shadow:0 20px 60px #0000001f}.chat-card-header{border-bottom-color:#e0e0e0}.messages-container::-webkit-scrollbar-track{background:#f0f0f0}.messages-container::-webkit-scrollbar-thumb{background:#ccc}.message.from-eliza .message-bubble,.stream-message{background:#e8e8e8;color:#333}.chat-input{background:#f5f5f5;border-color:#ddd;color:#333}.chat-input:focus{border-color:#667eea}.btn-secondary{background:#e8e8e8;color:#333}.btn-secondary:hover:not(:disabled){background:#ddd}.particle-panel{border-left-color:#e0e0e0;background:radial-gradient(circle at 30% 30%,rgba(79,172,254,.06),transparent 55%),radial-gradient(circle at 70% 60%,rgba(245,87,108,.06),transparent 60%)}}.built-with{margin-top:3rem;text-align:center}.built-with p{font-size:.8rem;color:#666;margin-bottom:.75rem;text-transform:uppercase;letter-spacing:1px}.tech-stack{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}.tech-badge{padding:.5rem 1rem;background:#2a2a2a;border:1px solid #3a3a3a;border-radius:20px;font-size:.8rem;color:#aaa;text-decoration:none;transition:all .2s ease}.tech-badge:hover{background:#3a3a3a;border-color:#667eea;color:#fff;transform:translateY(-2px)}@media(prefers-color-scheme:light){.tech-badge{background:#f0f0f0;border-color:#ddd;color:#666}.tech-badge:hover{background:#e0e0e0;color:#333}}@media(max-width:540px){.app{padding:1rem}.header h1{font-size:1.8rem}.tab-selector{flex-wrap:wrap;justify-content:center}.tab{padding:.6rem 1rem;font-size:.8rem}.chat-card{padding:1rem;border-radius:16px;min-height:420px}.messages-container{min-height:220px;max-height:280px}}@media(max-width:900px){.app-shell{flex-direction:column}.particle-panel{position:relative;width:100%;height:60vh;min-height:320px;border-left:none;border-top:1px solid #333}}@media(prefers-color-scheme:light)and (max-width:900px){.particle-panel{border-top-color:#e0e0e0}}