:root{--bg-dark:#0f172a;--bg-panel:#1e293bb3;--accent-color:#38bdf8;--accent-glow:#38bdf880;--text-main:#f8fafc;--text-muted:#94a3b8;--border-glass:#ffffff1a}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--bg-dark);background-image:radial-gradient(circle at 50% 0%, #1e1b4b 0%, var(--bg-dark) 50%);color:var(--text-main);justify-content:center;align-items:center;width:100vw;height:100vh;display:flex;overflow:hidden}#root{flex-direction:column;width:100%;max-width:600px;height:100%;display:flex}.glass-panel{background:var(--bg-panel);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-glass)}.app-container{flex-direction:column;width:100%;height:100vh;display:flex;position:relative}.chat-header{border-bottom:1px solid var(--border-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10;background:#0f172acc;align-items:center;gap:12px;padding:16px 20px;display:flex}.avatar{background:linear-gradient(135deg, var(--accent-color), #818cf8);width:40px;height:40px;box-shadow:0 0 15px var(--accent-glow);border-radius:50%;justify-content:center;align-items:center;font-size:1.2rem;font-weight:700;display:flex}.header-info h1{font-size:1.1rem;font-weight:600}.header-info p{color:var(--accent-color);align-items:center;gap:4px;font-size:.8rem;display:flex}.status-dot{background-color:#34d399;border-radius:50%;width:8px;height:8px;display:inline-block;box-shadow:0 0 8px #34d399}.chat-messages{scroll-behavior:smooth;flex-direction:column;flex:1;gap:16px;padding:20px;display:flex;overflow-y:auto}.message{border-radius:18px;max-width:85%;padding:12px 16px;font-size:.95rem;line-height:1.5;animation:.3s ease-out forwards slideIn}.message.ai{border:1px solid var(--border-glass);background:#1e293bcc;border-bottom-left-radius:4px;align-self:flex-start}.message.user{background:var(--accent-color);color:#0f172a;border-bottom-right-radius:4px;align-self:flex-end;font-weight:500}.message-citation{color:var(--accent-color);background:#0003;border:1px solid #38bdf833;border-radius:4px;margin-top:8px;padding:4px 8px;font-size:.75rem;display:inline-block}.chat-input-container{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--border-glass);background:#0f172acc;padding:16px}.input-wrapper{border:1px solid var(--border-glass);background:#ffffff0d;border-radius:24px;align-items:flex-end;gap:10px;padding:8px 16px;transition:all .3s;display:flex}.input-wrapper:focus-within{border-color:var(--accent-color);box-shadow:0 0 10px var(--accent-glow)}textarea{color:#fff;resize:none;background:0 0;border:none;outline:none;flex:1;min-height:24px;max-height:120px;padding:4px 0;font-size:1rem}textarea::placeholder{color:var(--text-muted)}button.send-btn{background:var(--accent-color);color:#0f172a;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;transition:all .2s;display:flex}button.send-btn:hover{box-shadow:0 0 15px var(--accent-glow);transform:scale(1.05)}button.send-btn:disabled{background:var(--text-muted);cursor:not-allowed;box-shadow:none;transform:none}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#fff3;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#ffffff4d}