.app-container{display:flex;flex-direction:column;height:100vh;max-width:1200px;margin:0 auto;background-color:var(--bg-color)}.chat-header{padding:1rem 2rem;border-bottom:1px solid #334155;display:flex;align-items:center;justify-content:space-between;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.logo-area{display:flex;align-items:center;gap:12px}.logo-icon{background:linear-gradient(135deg,var(--accent-color),var(--accent-hover));padding:8px;border-radius:12px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #8b5cf64d}.chat-header h1{font-size:1.25rem;font-weight:600;letter-spacing:-.5px}.chat-area{flex:1;overflow-y:auto;padding:2rem;display:flex;flex-direction:column;gap:1.5rem}.messages-list{display:flex;flex-direction:column;gap:1.5rem;max-width:800px;margin:0 auto;width:100%}.message-row{display:flex;width:100%}.row-user{justify-content:flex-end}.row-ai{justify-content:flex-start}.message-bubble{display:flex;align-items:flex-start;gap:12px;max-width:80%;animation:fadeIn .3s ease-out}.row-user .message-bubble{flex-direction:row-reverse}.message-icon{flex-shrink:0;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center}.ai-icon{background-color:var(--accent-color);color:#fff}.user-icon{background-color:var(--text-secondary);color:#1e293b}.message-content{padding:1rem 1.25rem;border-radius:16px;line-height:1.5;font-size:.95rem;position:relative;box-shadow:0 2px 4px #0000001a}.row-ai .message-content{background-color:var(--message-ai-bg);color:var(--text-primary);border-top-left-radius:4px}.row-user .message-content{background-color:var(--message-user-bg);color:#fff;border-top-right-radius:4px}.message-content p{margin-bottom:.5rem}.message-content p:last-child{margin-bottom:0}.input-area{padding:1.5rem 2rem;border-top:1px solid #334155;background-color:var(--bg-color)}.input-form{max-width:800px;margin:0 auto;position:relative;display:flex;align-items:center}.chat-input{width:100%;padding:1rem 3.5rem 1rem 1.5rem;border-radius:14px;border:1px solid #334155;background-color:var(--input-bg);color:#fff;font-size:1rem;outline:none;transition:all .2s;box-shadow:0 4px 6px #0000000d}.chat-input:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px #8b5cf633}.send-btn{position:absolute;right:8px;background-color:var(--accent-color);border:none;color:#fff;width:40px;height:40px;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.send-btn:hover:not(:disabled){background-color:var(--accent-hover);transform:scale(1.05)}.send-btn:disabled{opacity:.5;cursor:not-allowed;background-color:#475569}.spinner{animation:spin 1s linear infinite}.loading-content{display:flex;align-items:center;gap:8px;font-style:italic;color:var(--text-secondary)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#475569;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#64748b}:root{--bg-color: #0f172a;--sidebar-bg: #1e293b;--chat-bg: #1e293b;--input-bg: #334155;--text-primary: #f8fafc;--text-secondary: #94a3b8;--accent-color: #8b5cf6;--accent-hover: #7c3aed;--message-user-bg: #8b5cf6;--message-ai-bg: #334155}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-color);color:var(--text-primary);height:100vh;width:100vw;overflow:hidden}#root{height:100%;width:100%}