@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600&display=swap";:root{--bg-color:#0f172a;--glass-bg:#1e293bb3;--glass-border:#ffffff1a;--primary:#3b82f6;--primary-hover:#2563eb;--text-main:#f8fafc;--text-muted:#94a3b8;--accent:#8b5cf6}*{box-sizing:border-box;margin:0;padding:0;font-family:Outfit,sans-serif}body{background:var(--bg-color);color:var(--text-main);background-image:radial-gradient(at 0 0,#3b82f626 0,#0000 50%),radial-gradient(at 100% 100%,#8b5cf626 0,#0000 50%);justify-content:center;align-items:center;min-height:100vh;display:flex}#root{width:100%;max-width:1000px;height:90vh;padding:20px}.app-container{background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:24px;flex-direction:column;height:100%;display:flex;overflow:hidden;box-shadow:0 25px 50px -12px #00000080}.header{border-bottom:1px solid var(--glass-border);justify-content:space-between;align-items:center;padding:24px 32px;display:flex}.header h1{-webkit-text-fill-color:transparent;background:linear-gradient(90deg,#60a5fa,#a78bfa);-webkit-background-clip:text;background-clip:text;font-size:1.5rem;font-weight:600}.upload-section{align-items:center;gap:12px;display:flex}.upload-btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:8px 16px;font-weight:500;transition:all .2s}.upload-btn:hover{background:var(--primary-hover);transform:translateY(-1px)}.upload-btn:disabled{cursor:not-allowed;background:#475569;transform:none}.file-input{display:none}.status-badge{color:#34d399;background:#10b98133;border:1px solid #10b9814d;border-radius:20px;padding:4px 10px;font-size:.85rem}.chat-container{flex-direction:column;flex:1;gap:20px;padding:32px;display:flex;overflow-y:auto}.message{border-radius:16px;max-width:80%;padding:16px 20px;line-height:1.5;animation:.3s ease-out forwards slideIn}.message.user{background:var(--primary);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.message.bot{border:1px solid var(--glass-border);background:#ffffff0d;border-bottom-left-radius:4px;align-self:flex-start}.message .citations{color:var(--text-muted);border-top:1px solid #ffffff1a;margin-top:12px;padding-top:12px;font-size:.8rem}.input-area{border-top:1px solid var(--glass-border);gap:16px;padding:24px 32px;display:flex}.chat-input{border:1px solid var(--glass-border);color:#fff;background:#0003;border-radius:12px;outline:none;flex:1;padding:16px 24px;font-size:1rem;transition:border-color .2s}.chat-input:focus{border-color:var(--primary)}.chat-input:disabled{opacity:.5;cursor:not-allowed}.send-btn{background:linear-gradient(to right, var(--primary), var(--accent));color:#fff;cursor:pointer;border:none;border-radius:12px;padding:0 24px;font-weight:600;transition:opacity .2s,transform .2s}.send-btn:hover{opacity:.9;transform:translateY(-1px)}.send-btn:disabled{cursor:not-allowed;background:#475569;transform:none}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#fff3}.message-content ul,.message-content ol{margin-top:10px;margin-bottom:10px;margin-left:20px}.message-content li{margin-bottom:6px}.message-content p{margin-bottom:10px}@media (width<=768px){#root{height:100vh;padding:10px}.app-container{border-radius:16px}.header{text-align:center;flex-direction:column;gap:16px;padding:20px}.upload-section{flex-direction:column;width:100%}.upload-btn{justify-content:center;width:100%}.input-area{gap:10px;padding:16px}.chat-input{padding:12px 16px}.send-btn{padding:0 16px}.message{max-width:90%}}