*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#000;--surface:#0f0f0f;--surface2:#141414;--border:#1e1e1e;--border2:#2a2a2a;--text:#fff;--text2:#888;--text3:#777;--accent:#fff;--accent-dim:#ffffff14;--accent-border:#ffffff26;--red:#f44;--green:#4f8;--teal:#4ecdc4;--purple:#9b97e8}html,body,#root{overscroll-behavior:none;overscroll-behavior-x:none;touch-action:pan-y;width:100%;height:100%;overflow:hidden}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;overscroll-behavior:none;width:100%;font-family:Georgia,Times New Roman,Times,serif;position:fixed;overflow:hidden}#root{flex-direction:column;max-width:430px;height:100dvh;margin:0 auto;display:flex;position:relative;overflow:hidden}button{cursor:pointer;-webkit-tap-highlight-color:transparent;border:none;font-family:inherit}input,textarea{outline:none;font-family:inherit}::-webkit-scrollbar{display:none}.screen{background:#000;flex-direction:column;height:100%;display:flex;overflow:hidden}.header{padding:calc(env(safe-area-inset-top) + 48px) 20px 16px;text-align:center;border-bottom:1px solid #1a1a1a;flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.header-title{color:#fff;text-align:center;flex:1;font-family:Georgia,Times New Roman,Times,serif;font-size:17px;font-weight:400}.back-btn{color:#555;background:0 0;min-width:60px;padding:4px 0;font-size:14px}.chat-list{-webkit-overflow-scrolling:touch;overscroll-behavior:contain;flex-direction:column;flex:1;gap:14px;min-height:0;padding:16px;display:flex;overflow-y:auto}.msg-row{align-items:flex-end;gap:8px;display:flex}.msg-row.user{flex-direction:row-reverse}.avatar{flex-shrink:0;font-size:20px}.bubble{white-space:pre-wrap;word-break:break-word;border-radius:16px;max-width:78%;padding:12px 16px;font-size:15px;line-height:1.5}.bubble.ai{background:var(--surface2);color:var(--text);border:1px solid var(--border);border-bottom-left-radius:4px}.bubble.user{background:var(--accent-dim);color:#fff;border:1px solid var(--accent-border);border-bottom-right-radius:4px}.input-row{padding:8px 12px;padding-bottom:calc(8px + env(safe-area-inset-bottom));background:var(--bg);box-sizing:border-box;border-top:1px solid #1a1a1a;flex-shrink:0;align-items:center;gap:8px;width:100%;display:flex}.msg-input{min-width:0;color:var(--text);resize:none;background:#0f0f0f;border:1px solid #1e1e1e;border-radius:12px;flex:1;min-height:36px;max-height:100px;padding:8px 14px;font-size:14px;line-height:1.4}.msg-input::placeholder{color:#333}.send-btn{color:#888;background:#111;border:1px solid #2a2a2a;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;font-size:16px;transition:opacity .15s;display:flex}.send-btn:disabled{opacity:.3}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px}.spinner{border:2px solid #222;border-top-color:#888;border-radius:50%;width:20px;height:20px;animation:.7s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.full-loader{background:var(--bg);flex-direction:column;justify-content:center;align-items:center;gap:16px;height:100dvh;display:flex}.full-loader p{color:var(--text2);font-size:16px}