:root{--bg: #17212b;--card: #232e3c;--text: #ffffff;--hint: #7d8b99;--link: #2481cc;--button: #2481cc;--buttonText: #ffffff;--danger: #e53935;--radius: 14px;--gap: 8px}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font:15px/1.45 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-tap-highlight-color:transparent}#app,.app{height:100%}.app{display:flex;flex-direction:column;height:100dvh;padding-top:env(safe-area-inset-top)}.center{display:flex;align-items:center;justify-content:center;height:100dvh;padding:24px}.spinner{width:28px;height:28px;border:3px solid var(--hint);border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.card{background:var(--card);border-radius:var(--radius);padding:16px;max-width:360px}.card.error b{color:var(--danger)}.card p{margin:8px 0 0}.hint{color:var(--hint);font-size:13px}.top{display:flex;align-items:center;justify-content:space-between;gap:var(--gap);padding:10px 14px;background:var(--card)}.title{display:flex;align-items:center;gap:10px;min-width:0}.title .name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:62vw}.title .sub{color:var(--hint);font-size:12px}.dot{width:9px;height:9px;border-radius:50%;background:var(--hint);flex:none}.dot.on{background:#4caf50;box-shadow:0 0 0 3px #4caf502e}.icon{background:transparent;border:0;color:var(--hint);font-size:20px;padding:6px 8px;border-radius:10px}.tabs{display:flex;gap:6px;padding:8px 12px 0}.tab{flex:1;border:0;background:transparent;color:var(--hint);padding:8px 0;border-radius:10px;font-size:14px}.tab.active{background:var(--card);color:var(--text);font-weight:600}.feed{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px;overscroll-behavior:contain}.row{display:flex}.row.user{justify-content:flex-end}.row.assistant{justify-content:flex-start}.bubble{max-width:86%;padding:9px 12px;border-radius:var(--radius);white-space:pre-wrap;word-break:break-word;background:var(--card)}.row.user .bubble{background:var(--button);color:var(--buttonText);border-bottom-right-radius:4px}.row.assistant .bubble{border-bottom-left-radius:4px}.row.tool{justify-content:flex-start}.chip{font-size:12px;color:var(--hint);background:color-mix(in srgb,var(--card) 70%,transparent);border-radius:8px;padding:4px 8px;max-width:92%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chip b{color:var(--link);font-weight:600}.row.error{color:var(--danger);font-size:13px}.row.status{color:var(--hint);font-size:12px;justify-content:center}.empty{color:var(--hint);text-align:center;margin:auto;font-size:14px}.more{align-self:center;background:transparent;color:var(--link);border:0;padding:6px;font-size:13px}.ask{background:var(--card);border-radius:var(--radius);padding:12px;border-left:3px solid var(--button)}.ask-head{font-weight:600;margin-bottom:4px}.ask-body{color:var(--hint);font-size:13px;white-space:pre-wrap}.ask-actions{display:flex;gap:8px;margin-top:10px}button.primary,button.ghost,button.danger{border:0;border-radius:10px;padding:10px 14px;font-size:14px;font-weight:600}button.primary{background:var(--button);color:var(--buttonText)}button.ghost{background:transparent;color:var(--link)}button.danger{background:transparent;color:var(--danger);font-weight:600}button:disabled{opacity:.5}.composer{display:flex;align-items:flex-end;gap:8px;padding:8px 12px calc(8px + env(safe-area-inset-bottom));background:var(--card)}.composer textarea{flex:1;resize:none;max-height:120px;min-height:40px;padding:10px 12px;border-radius:12px;border:1px solid transparent;background:var(--bg);color:var(--text);font:inherit}.composer textarea:focus{outline:none;border-color:var(--link)}.session{display:flex;flex-direction:column;align-items:flex-start;gap:2px;text-align:left;background:var(--card);color:var(--text);border:1px solid transparent;border-radius:12px;padding:10px 12px}.session.active{border-color:var(--link)}.session-title{font-weight:600}.session-meta{color:var(--hint);font-size:12px}.screen{flex:1;display:flex;flex-direction:column;gap:8px;padding:12px;overflow:hidden}.screen-bar{display:flex;gap:8px}.screen-bar button{background:var(--card)}.shot-wrap{flex:1;display:flex;align-items:flex-start;justify-content:center;overflow:auto}.shot{max-width:100%;max-height:100%;border-radius:10px;background:var(--card)}.banner{margin:8px 12px 0;padding:10px 12px;border:0;border-radius:12px;background:var(--button);color:var(--buttonText);font:inherit;font-weight:600;text-align:left}.toast{position:fixed;left:50%;bottom:calc(84px + env(safe-area-inset-bottom));transform:translate(-50%);background:#000000c7;color:#fff;padding:8px 14px;border-radius:999px;font-size:13px;max-width:86vw;text-align:center}