#ypChatApp,*{box-sizing:border-box}#ypChatApp{width:100%;max-width:1180px;margin:0 auto;height:min(860px,calc(100vh - 32px));min-height:620px;font-family:Arial,Helvetica,sans-serif;color:var(--text);--bg:#050713;--panel:#09122b;--panel2:#0d1837;--text:#eefcff;--muted:#9bb7c7;--a:#00f7ff;--b:#7b2cff;--danger:#ff4b6e;--ok:#52ffb8;--border:rgba(0,247,255,.22);--shadow:0 0 35px rgba(0,247,255,.18)}#ypChatApp[data-theme=dark]{--bg:#11131a;--panel:#181c25;--panel2:#202635;--text:#f3f5f8;--muted:#aeb6c2;--a:#7aa7ff;--b:#8f98aa;--border:rgba(255,255,255,.12);--shadow:0 18px 35px rgba(0,0,0,.24)}#ypChatApp[data-theme=light]{--bg:#f3f7fb;--panel:#fff;--panel2:#eef4fb;--text:#162033;--muted:#607088;--a:#006dff;--b:#7b2cff;--border:rgba(0,0,0,.12);--shadow:0 16px 35px rgba(30,60,90,.12)}#ypChatApp [hidden]{display:none!important}.yp-shell{height:100%;display:flex;flex-direction:column;background:radial-gradient(circle at top left,color-mix(in srgb,var(--a) 22%,transparent),var(--bg) 54%);border:1px solid var(--border);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.yp-header{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;background:color-mix(in srgb,var(--panel) 90%,transparent);border-bottom:1px solid var(--border)}.yp-brand b{display:block;font-size:22px;letter-spacing:1px}.yp-brand span,.yp-muted{color:var(--muted);font-size:12px}.yp-header-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.yp-header-meta span,.yp-section-head span{padding:7px 9px;border:1px solid var(--border);border-radius:999px;background:color-mix(in srgb,var(--panel2) 80%,transparent);font-size:12px}button,select,input{font:inherit;min-width:0}button,.yp-tab{border:0;border-radius:12px;padding:10px 12px;background:linear-gradient(90deg,var(--a),var(--b));color:#fff;font-weight:800;cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}select,input{border:1px solid 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var(--border);color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.yp-tab.active{background:linear-gradient(90deg,var(--a),var(--b));color:#fff}.yp-tab b{background:var(--danger);border-radius:999px;padding:1px 6px;margin-left:4px}.yp-sections{flex:1;min-height:0;overflow:hidden}.yp-section{height:100%;display:none;flex-direction:column;gap:10px;padding:12px;min-width:0;overflow:hidden}.yp-section.active{display:flex}.yp-section-head{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:10px;min-width:0}.yp-info{color:var(--muted);font-size:13px;min-height:20px}.yp-tools,.yp-room-form,.yp-send{display:flex;gap:8px;align-items:center;min-width:0}.yp-tools input,.yp-send input,.yp-room-form input{flex:1}.yp-messages{flex:1;min-height:0;overflow:auto;display:flex;flex-direction:column;gap:10px;padding:10px;background:color-mix(in srgb,var(--panel2) 70%,transparent);border:1px solid var(--border);border-radius:16px}.yp-msg{width:fit-content;max-width:78%;padding:10px 12px;border-radius:16px;background:color-mix(in srgb,var(--panel) 88%,transparent);border:1px solid var(--border);word-break:break-word}.yp-msg.mine{align-self:flex-end;background:color-mix(in srgb,var(--a) 16%,var(--panel))}.yp-msg-top{display:flex;gap:10px;justify-content:space-between;color:var(--a);font-size:12px;margin-bottom:4px}.yp-msg small{display:block;color:var(--muted);margin-top:4px}.yp-send{flex:0 0 auto;padding:8px;background:color-mix(in srgb,var(--panel) 88%,transparent);border:1px solid var(--border);border-radius:16px}.yp-split{flex:1;min-height:0;display:grid;grid-template-columns:300px 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var(--border);border-radius:12px;text-align:center}.yp-file-link{color:var(--a);font-weight:700}@media(max-width:900px){#ypChatApp{height:100dvh;min-height:0;max-width:none}.yp-shell{border-radius:0;border-left:0;border-right:0}.yp-header{align-items:flex-start}.yp-brand b{font-size:18px}.yp-header-meta{gap:6px}.yp-header-meta span,.yp-section-head span{font-size:11px;padding:6px 7px}.yp-tabs{grid-template-columns:repeat(3,1fr);gap:6px;padding:8px}.yp-tab{font-size:12px;padding:9px 5px}.yp-section{padding:8px;gap:8px}.yp-section-head{align-items:flex-start;flex-direction:column}.yp-tools,.yp-room-form,.yp-send{flex-wrap:wrap}.yp-tools input,.yp-room-form input,.yp-send input{flex-basis:100%;width:100%}.yp-tools button,.yp-room-form button,.yp-send button{flex:1 1 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