:root{--bg: #0f1419;--panel: #161b22;--panel2: #1c232c;--border: #252d39;--text: #e6edf3;--muted: #7d8590;--accent: #22c55e;--danger: #ef4444;--warn: #f59e0b;--info: #3b82f6;--chat-bg: #0b1014;--out-bg: #1f4d3a;--bg-primary: #0f1419;--bg-secondary: #1c232c;--text-primary: #e6edf3;--text-secondary:#7d8590;--accent-color: #22c55e;--accent-hover: #16a34a;--border-color: #252d39;--font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden;margin:0;padding:0}body{font-family:var(--font-ui);font-variant-numeric:tabular-nums;background:var(--bg);color:var(--text)}#root{width:100%;height:100%;overflow:hidden}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#7d85904d;border-radius:6px}::-webkit-scrollbar-thumb:hover{background:#7d859080}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.fadeUp{animation:fadeUp .25s ease both}h1,h2,h3{font-family:var(--font-ui);font-weight:700;letter-spacing:-.02em}.message-bubble{max-width:65%;padding:8px 12px;border-radius:8px;font-size:.9rem;line-height:1.4;animation:fadeUp .2s ease}.message-bubble.incoming{background:var(--panel2);color:var(--text);align-self:flex-start;border-bottom-left-radius:2px}.message-bubble.outgoing{background:var(--out-bg);color:var(--text);align-self:flex-end;border-bottom-right-radius:2px}.login-container{width:400px;padding:40px 56px;display:flex;flex-direction:column;gap:20px;text-align:center}.login-input{width:100%;padding:14px;border-radius:10px;background:var(--panel2);border:1.5px solid var(--border);color:var(--text);font-size:1rem;outline:none;font-family:var(--font-ui);transition:border-color .2s}.login-input:focus{border-color:var(--accent)}.login-btn{width:100%;padding:14px;border-radius:10px;background:var(--accent);color:#fff;border:none;font-weight:600;font-size:1rem;cursor:pointer;font-family:var(--font-ui);transition:opacity .2s;box-shadow:0 4px 16px #22c55e4d}.login-btn:hover{opacity:.9}.qr-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--muted)}.qr-code-img{width:250px;height:250px;border-radius:14px;margin-bottom:20px;background:#fff;padding:12px;box-shadow:0 8px 32px #0006}