*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:Segoe UI,Tahoma,Arial,sans-serif;line-height:1.5;color:#1a1a2e;background-color:#f0f2f5;direction:rtl;min-height:100vh;min-height:100dvh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;min-height:100dvh}:root{--primary: #1a7f64;--primary-light: #e8f5f0;--primary-dark: #145f4b;--accent: #d4a853;--bg: #f0f2f5;--surface: #ffffff;--text: #1a1a2e;--text-secondary: #65676b;--border: #e4e6eb;--user-bubble: #1a7f64;--user-text: #ffffff;--bot-bubble: #ffffff;--bot-text: #1a1a2e;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .12);--radius: 16px;--radius-sm: 10px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text);direction:rtl}.app{display:flex;justify-content:center;align-items:center;min-height:100vh;min-height:100dvh;padding:16px;background:linear-gradient(135deg,#e8f5f0,#f0f2f5,#fdf6e3)}.chat-window{width:100%;max-width:520px;height:92vh;height:92dvh;max-height:800px;background:var(--bg);border-radius:24px;display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--border)}.chat-header{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;padding:16px 20px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.header-content{display:flex;align-items:center;gap:12px}.header-icon{width:42px;height:42px;background:#fff3;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.header-icon svg{width:24px;height:24px;stroke:#fff}.header-text h1{font-size:18px;font-weight:700;letter-spacing:-.3px}.header-text p{font-size:12px;opacity:.85;margin-top:1px}.status-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.status-online{background:#4ade80;box-shadow:0 0 6px #4ade8099}.status-busy{background:var(--accent);animation:pulse-busy 1.2s ease-in-out infinite}@keyframes pulse-busy{0%,to{opacity:1}50%{opacity:.4}}.messages-area{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px;scroll-behavior:smooth}.messages-area::-webkit-scrollbar{width:5px}.messages-area::-webkit-scrollbar-track{background:transparent}.messages-area::-webkit-scrollbar-thumb{background:#ccc;border-radius:10px}.message-row{display:flex;align-items:flex-end;gap:8px;max-width:88%;animation:fadeInUp .3s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.user-row{align-self:flex-start;flex-direction:row}.bot-row{align-self:flex-end;flex-direction:row-reverse}.avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.avatar svg{width:18px;height:18px}.bot-avatar{background:var(--primary-light);color:var(--primary)}.user-avatar{background:#e3e5e8;color:var(--text-secondary)}.message-bubble{padding:10px 14px;border-radius:var(--radius);position:relative;box-shadow:var(--shadow-sm);line-height:1.6}.user-bubble{background:var(--user-bubble);color:var(--user-text);border-bottom-right-radius:4px}.bot-bubble{background:var(--bot-bubble);color:var(--bot-text);border-bottom-left-radius:4px;border:1px solid var(--border)}.message-text{font-size:14.5px;white-space:pre-wrap;word-break:break-word}.typing-cursor{animation:blink .7s step-end infinite;color:var(--primary);font-weight:700}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.message-time{display:block;font-size:10px;color:var(--text-secondary);margin-top:4px;opacity:.7}.user-bubble .message-time{color:#ffffffb3}.typing-indicator{display:flex;align-items:center;gap:5px;padding:12px 18px}.typing-indicator .dot{width:8px;height:8px;background:var(--primary);border-radius:50%;opacity:.4;animation:typing-bounce 1.4s ease-in-out infinite}.typing-indicator .dot:nth-child(2){animation-delay:.2s}.typing-indicator .dot:nth-child(3){animation-delay:.4s}@keyframes typing-bounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}.suggestions{display:flex;flex-wrap:wrap;gap:8px;padding:8px 0;justify-content:flex-end;animation:fadeInUp .4s ease-out .3s both}.suggestion-btn{background:var(--surface);color:var(--primary);border:1.5px solid var(--primary);border-radius:20px;padding:8px 16px;font-size:13px;font-family:inherit;cursor:pointer;transition:all .2s ease;white-space:nowrap}.suggestion-btn:hover{background:var(--primary);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-sm)}.suggestion-btn:active{transform:translateY(0)}.chat-input-container{display:flex;align-items:flex-end;gap:8px;padding:12px 16px;background:var(--surface);border-top:1px solid var(--border);flex-shrink:0}.chat-textarea{flex:1;border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;font-size:14.5px;font-family:inherit;resize:none;outline:none;min-height:42px;max-height:100px;line-height:1.5;background:var(--bg);color:var(--text);direction:rtl;transition:border-color .2s}.chat-textarea:focus{border-color:var(--primary);background:var(--surface)}.chat-textarea::placeholder{color:var(--text-secondary);opacity:.6}.send-btn{width:42px;height:42px;border-radius:50%;border:none;background:var(--primary);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s ease}.send-btn:hover:not(:disabled){background:var(--primary-dark);transform:scale(1.05)}.send-btn:active:not(:disabled){transform:scale(.95)}.send-btn:disabled{opacity:.4;cursor:not-allowed}.send-btn svg{width:20px;height:20px;transform:rotate(180deg)}@media(max-width:560px){.app{padding:0}.chat-window{max-width:100%;height:100vh;height:100dvh;max-height:none;border-radius:0}}@media(min-width:1024px){.chat-window{max-width:480px}}