:root{--primary-color: #10a37f;--primary-dark: #1a7f64;--bg-primary: #ffffff;--bg-secondary: #f7f7f7;--bg-tertiary: #ececf1;--text-primary: #0d0d0d;--text-secondary: #565869;--border-color: #d1d5db;--message-user-bg: #10a37f;--message-assistant-bg: #f7f7f7;--sidebar-bg: #ffffff;--sidebar-border: #e0e0e0}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica Neue,sans-serif;background-color:var(--bg-primary);color:var(--text-primary)}.container{display:flex;height:100vh;width:100%}.sidebar{width:260px;background-color:var(--sidebar-bg);border-right:1px solid var(--sidebar-border);display:flex;flex-direction:column;padding:16px;overflow-y:auto}.sidebar-header{margin-bottom:20px}.sidebar-header h1{font-size:20px;font-weight:600;color:var(--primary-color)}.sidebar-nav{flex:1;display:flex;flex-direction:column;gap:8px}.nav-btn{padding:12px 16px;border:1px solid var(--border-color);background-color:var(--bg-primary);color:var(--text-primary);border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s;text-align:left}.nav-btn:hover{background-color:var(--bg-secondary)}.nav-btn.active{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color)}.sidebar-footer{margin-top:auto;padding-top:16px;border-top:1px solid var(--border-color);font-size:12px;color:var(--text-secondary)}.main-content{flex:1;display:flex;flex-direction:column;background-color:var(--bg-primary);overflow:hidden}.chat-container{display:flex;flex-direction:column;height:100%}.chat-header{padding:16px 24px;border-bottom:1px solid var(--border-color);background-color:var(--bg-primary);flex-shrink:0}.chat-header h2{font-size:16px;color:var(--text-primary);margin:0}.chat-messages{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:16px}.message-group{display:flex;gap:12px;animation:fadeIn .3s ease-in}.message-group.user{justify-content:flex-end}.message-group.assistant{justify-content:flex-start}.message-group.welcome{margin-top:40px}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message{max-width:70%;padding:12px 16px;border-radius:12px;word-wrap:break-word;line-height:1.5}.message.user{background-color:var(--message-user-bg);color:#fff;border-bottom-right-radius:4px}.message.assistant{background-color:var(--message-assistant-bg);color:var(--text-primary);border-bottom-left-radius:4px}.message-content{font-size:14px}.message-content h2{font-size:18px;margin-bottom:8px}.message-content p{margin-bottom:8px}.message-content .examples{font-size:13px;color:var(--text-secondary);margin-top:12px;padding-top:12px;border-top:1px solid var(--border-color)}.loading-message-group{animation:none!important}.inline-loader{display:flex;gap:6px;align-items:center}.inline-loader .dot{width:8px;height:8px;border-radius:50%;background-color:var(--text-secondary);animation:bounce 1.4s infinite ease-in-out}.inline-loader .dot:nth-child(1){animation-delay:-.32s}.inline-loader .dot:nth-child(2){animation-delay:-.16s}@keyframes bounce{0%,80%,to{opacity:.5;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}.flights-list{display:flex;flex-direction:column;gap:12px;margin-top:12px}.flight-card{background-color:#fff;border:1px solid var(--border-color);border-radius:8px;padding:12px 16px;font-size:13px;display:flex;flex-direction:column;gap:10px}.flight-card:hover{box-shadow:0 2px 8px #0000001a}.flight-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.flight-route{font-weight:600;color:var(--text-primary)}.flight-price{color:var(--primary-color);font-weight:700;font-size:16px;white-space:nowrap}.flight-timing{display:flex;align-items:center;gap:8px;font-weight:500;color:var(--text-primary)}.flight-duration{color:var(--text-secondary);font-size:12px}.flight-details{display:flex;flex-direction:column;gap:8px;color:var(--text-secondary)}.flight-info{display:flex;gap:12px;font-size:12px}.airline,.stops{color:var(--text-secondary)}.flight-dates{font-size:11px;color:var(--text-secondary)}.flight-book-btn{display:inline-block;padding:8px 12px;background-color:var(--primary-color);color:#fff;text-decoration:none;border-radius:6px;font-size:12px;font-weight:600;text-align:center;cursor:pointer;transition:background-color .2s;margin-top:4px}.flight-book-btn:hover{background-color:var(--primary-dark)}.chat-input-area{padding:24px;border-top:1px solid var(--border-color);background-color:var(--bg-primary);flex-shrink:0}.chat-form{display:flex;gap:12px}.chat-input{flex:1;padding:12px 16px;border:1px solid var(--border-color);border-radius:8px;font-size:14px;font-family:inherit;resize:none;max-height:100px;min-height:44px;transition:border-color .2s}.chat-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #10a37f1a}.send-btn{padding:12px 16px;background-color:var(--primary-color);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:18px;transition:background-color .2s;display:flex;align-items:center;justify-content:center;height:44px;width:44px;flex-shrink:0}.send-btn:hover:not(:disabled){background-color:var(--primary-dark)}.send-btn:disabled{opacity:.5;cursor:not-allowed}.input-hint{font-size:11px;color:var(--text-secondary);margin-top:8px;text-align:center}.error-message{background-color:#fee;color:#c33;padding:12px 16px;border-radius:8px;font-size:13px}@media (max-width: 768px){.sidebar{width:200px}.message{max-width:85%}.chat-messages,.chat-input-area{padding:16px}.chat-input{font-size:16px}}@media (max-width: 768px){.chat-input{font-size:16px}}@media (max-width: 480px){html,body,#root{height:100dvh}.container{flex-direction:column;height:100dvh}.sidebar{width:100%;height:auto;border-right:none;border-bottom:1px solid var(--sidebar-border);padding:8px 12px;flex-direction:row;align-items:center;justify-content:space-between;flex-shrink:0;order:-1}.sidebar-header{margin-bottom:0;flex-shrink:0}.sidebar-header h1{font-size:14px;white-space:nowrap}.sidebar-nav{display:flex!important;flex-direction:row;gap:6px;flex:none;width:auto;margin-bottom:0}.nav-btn{padding:8px 12px;font-size:12px;white-space:nowrap;min-width:fit-content}.sidebar-footer{display:none}.main-content{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.chat-header{padding:12px 16px;flex-shrink:0}.chat-header h2{font-size:14px}.chat-messages{padding:12px;gap:12px;flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch}.message{max-width:95%;padding:10px 12px;font-size:13px}.chat-input-area{padding:12px;flex-shrink:0;padding-bottom:max(12px,env(safe-area-inset-bottom))}.chat-form{gap:8px}.chat-input{padding:10px 12px;font-size:16px;min-height:40px;max-height:80px}.send-btn{padding:10px 12px;height:40px;width:40px;font-size:16px}.input-hint{font-size:10px;margin-top:6px}}.chat-messages::-webkit-scrollbar,.sidebar::-webkit-scrollbar{width:8px}.chat-messages::-webkit-scrollbar-track,.sidebar::-webkit-scrollbar-track{background:transparent}.chat-messages::-webkit-scrollbar-thumb,.sidebar::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}.chat-messages::-webkit-scrollbar-thumb:hover,.sidebar::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}