:root{--bg: #111318;--bg-panel: #1a1d24;--bg-raised: #232733;--border: #2e3340;--text: #e6e8ee;--text-dim: #9aa1b2;--accent: #6d8dff;--danger: #ff6d6d;color-scheme:dark}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.app{display:flex;flex-direction:column;height:100vh;height:100dvh}.app-body{display:flex;flex:1;min-height:0}.topbar{display:none;align-items:center;gap:10px;padding:8px 12px;background:var(--bg-panel);border-bottom:1px solid var(--border)}.menu-btn{border:1px solid var(--border);background:var(--bg-raised);color:var(--text);border-radius:8px;padding:4px 10px;font-size:16px;cursor:pointer}.topbar-title{font-size:15px;font-weight:600}.sidebar-backdrop{display:none}.sidebar{width:260px;min-width:260px;background:var(--bg-panel);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:10px;gap:8px}.new-chat{padding:10px;border-radius:8px;border:1px solid var(--border);background:var(--bg-raised);color:var(--text);cursor:pointer;font-size:14px}.chat-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px}.chat-item{display:flex;align-items:center;padding:8px 10px;border-radius:8px;cursor:pointer;font-size:13px;color:var(--text-dim)}.chat-item:hover{background:var(--bg-raised)}.chat-item.active{background:var(--bg-raised);color:var(--text)}.chat-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-delete{visibility:hidden;border:none;background:none;color:var(--text-dim);cursor:pointer;font-size:14px}.chat-item:hover .chat-delete{visibility:visible}.balance-chip{padding:6px 10px;border-radius:8px;border:1px solid var(--border);background:var(--bg-raised);color:var(--text-dim);cursor:pointer;text-align:left;font-size:12px}.balance-chip.low{color:var(--danger);border-color:var(--danger)}.balance-banner{background:#ff6d6d1f;border-bottom:1px solid var(--danger);color:var(--danger);font-size:13px;padding:8px 24px;text-align:center}.balance-banner a{color:var(--danger);font-weight:600}.settings-btn{padding:10px;border-radius:8px;border:none;background:none;color:var(--text-dim);cursor:pointer;text-align:left;font-size:14px}.settings-btn:hover{background:var(--bg-raised);color:var(--text)}.main{flex:1;display:flex;flex-direction:column;min-width:0}.chat-view{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:16px}.empty{margin:auto;color:var(--text-dim);max-width:420px;text-align:center;line-height:1.5}.invite-detail{max-width:480px;margin:0 auto 18px;color:var(--text-dim);font-size:14px}.invite-accept{display:block;margin:0 auto 12px;padding:10px 26px;font-size:15px}.invite-decline{display:block;text-align:center;font-size:13px;color:var(--text-dim)}.welcome{flex:1;overflow-y:auto;margin:auto;max-width:560px;padding:48px 24px}.welcome h1{margin:0 0 8px;font-size:28px}.welcome-tagline{color:var(--text-dim);line-height:1.55;margin:0 0 20px}.welcome-steps{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:14px;line-height:1.55;font-size:14px;color:var(--text-dim)}.welcome-steps strong{color:var(--text)}.welcome a{color:var(--accent)}.welcome-cta{margin-top:22px;padding:10px 22px;border-radius:10px;border:none;background:var(--accent);color:#fff;font-size:14px;cursor:pointer}.welcome-fineprint{margin-top:18px;font-size:12px;color:var(--text-dim);line-height:1.5}.msg{display:flex;max-width:900px;width:100%;margin:0 auto}.msg.user .msg-body{margin-left:auto;background:var(--bg-raised);border-radius:14px 14px 4px;max-width:75%}.msg.result .msg-body{background:var(--bg-panel);border:1px solid var(--border);border-radius:14px 14px 14px 4px;max-width:85%}.msg-body{padding:12px 14px}.msg-body p{margin:0;white-space:pre-wrap;line-height:1.45;font-size:14px}.chips{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px}.chip{font-size:11px;color:var(--text-dim);background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:1px 8px}.note{font-size:12px;color:var(--text-dim);margin-top:6px}.error{font-size:13px;color:var(--danger);margin-top:6px;white-space:pre-wrap}.thumbs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}.thumb{width:72px;height:72px;object-fit:cover;border-radius:8px;border:1px solid var(--border);cursor:pointer}.thumb.placeholder,.output-img.placeholder{background:var(--bg-raised)}.thumb-wrap{position:relative}.thumb-role{position:absolute;left:0;right:0;bottom:0;padding:1px 3px;font-size:10px;text-align:center;color:#fff;background:#0000008c;border-radius:0 0 4px 4px;pointer-events:none}.thumb-remove{position:absolute;top:-6px;right:-6px;width:20px;height:20px;border-radius:50%;border:none;background:var(--bg-raised);color:var(--text);cursor:pointer;line-height:1}.outcome{margin-bottom:10px}.outcome-caption{font-size:11px;color:var(--text-dim);margin-bottom:3px}.outcome.pending .output-img.placeholder{width:220px;aspect-ratio:16 / 9;border:1px dashed var(--border);animation:pending-pulse 1.6s ease-in-out infinite}@keyframes pending-pulse{50%{opacity:.45}}.improved,.runlog{margin-bottom:8px;font-size:12px;color:var(--text-dim)}.runlog summary{display:flex;align-items:center;gap:8px;cursor:pointer;list-style:none;min-height:24px}.runlog summary::-webkit-details-marker{display:none}.runlog summary:before{content:"▸";flex-shrink:0;color:var(--text-dim)}.runlog[open] summary:before{content:"▾"}.runlog-latest{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.runlog pre{white-space:pre-wrap;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin:6px 0 0;max-height:320px;overflow-y:auto;font-size:11px;line-height:1.6;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.improved summary{cursor:pointer;color:var(--accent)}.improved pre{white-space:pre-wrap;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin:6px 0 0;max-height:320px;overflow-y:auto;font-size:12px;line-height:1.5}.composer-opts .check{cursor:pointer;-webkit-user-select:none;user-select:none}.outputs{display:flex;flex-wrap:wrap;gap:8px}.output-img{max-width:100%;width:360px;border-radius:10px;border:1px solid var(--border);cursor:pointer}.stats{font-size:11px;color:var(--text-dim);margin-top:4px}.progress{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-dim);margin-top:4px}.spinner{width:14px;height:14px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .9s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.cancel{border:1px solid var(--border);background:none;color:var(--text-dim);border-radius:6px;padding:2px 10px;cursor:pointer;font-size:12px}.cancel:hover{color:var(--danger);border-color:var(--danger)}.composer{border-top:1px solid var(--border);background:var(--bg-panel);padding:12px 24px 14px;display:flex;flex-direction:column;gap:8px;max-width:948px;width:100%;margin:0 auto}.composer-row{display:flex;gap:8px;align-items:flex-end}.composer textarea{flex:1;resize:none;background:var(--bg-raised);border:1px solid var(--border);border-radius:10px;color:var(--text);padding:10px 12px;font:inherit;font-size:14px}.composer textarea:focus{outline:none;border-color:var(--accent)}.attach{width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--bg-raised);color:var(--text);font-size:18px;cursor:pointer;flex-shrink:0}.attach.attach-labeled{width:auto;padding:0 14px;font-size:13px;white-space:nowrap}.send{height:38px;padding:0 18px;border-radius:10px;border:none;background:var(--accent);color:#fff;font-size:14px;cursor:pointer}.send:disabled{opacity:.45;cursor:default}.composer-opts{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--text-dim)}.composer-opts label{display:flex;align-items:center;gap:4px}.composer-opts select,.composer-opts input{background:var(--bg-raised);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:3px 6px;font-size:12px}.composer-opts .num{width:60px}.composer-opts input[type=range]{width:90px;padding:0;accent-color:var(--accent)}.mode-pills{display:flex;gap:6px;align-items:center}.pill{border:1px solid var(--border);background:var(--bg-raised);color:var(--text-dim);border-radius:999px;padding:5px 14px;font-size:13px;cursor:pointer}.pill.active{background:var(--accent);border-color:var(--accent);color:#fff}.soon-tag{font-size:11px;color:var(--text-dim);border:1px solid var(--border);border-radius:10px;padding:1px 8px}.attach-role{align-self:center;font-size:12px;color:var(--text-dim)}.video-scaffold{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.frame-slot{border:1px dashed var(--border);border-radius:10px;padding:18px 14px;font-size:12px;color:var(--text-dim)}.steps-label{min-width:64px}.composer-opts .wide{width:200px}.mode-select{align-self:center;background:var(--bg-raised);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:4px 6px;font-size:12px}.linkish{border:none;background:none;color:var(--accent);cursor:pointer;font-size:12px;padding:0}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:center;justify-content:center;z-index:10}.modal{background:var(--bg-panel);border:1px solid var(--border);border-radius:14px;padding:20px 22px;width:560px;max-width:calc(100vw - 40px);max-height:calc(100vh - 60px);overflow-y:auto}.modal h2{margin:0 0 12px;font-size:18px}.modal h3{margin:18px 0 6px;font-size:14px}.field{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--text-dim);margin-top:10px}.field input,.field select{background:var(--bg-raised);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:8px 10px;font-size:13px}.key-row{display:flex;gap:6px}.key-row input{flex:1}.hint{font-size:12px;color:var(--text-dim);line-height:1.45;margin:6px 0}.btn-row{display:flex;gap:8px;margin-top:10px}.btn-row.end{justify-content:flex-end;margin-top:16px}.modal button{border:1px solid var(--border);background:var(--bg-raised);color:var(--text);border-radius:8px;padding:7px 14px;font-size:13px;cursor:pointer}.modal button:disabled{opacity:.45;cursor:default}.modal button.primary{background:var(--accent);border-color:var(--accent);color:#fff}.modal button.danger{color:var(--danger)}.status-box,.log-box{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--text-dim);margin-top:10px;line-height:1.6;overflow-x:auto}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:20;gap:12px}.lightbox img{max-width:calc(100vw - 60px);max-height:calc(100vh - 110px);border-radius:8px}.lightbox-bar{display:flex;gap:16px;align-items:center;font-size:13px;color:var(--text-dim)}.lightbox-bar a{color:var(--accent)}.lightbox-bar button{border:1px solid var(--border);background:none;color:var(--text);border-radius:6px;padding:4px 12px;cursor:pointer}@media(max-width:768px){.topbar{display:flex}.sidebar{position:fixed;top:0;bottom:0;left:0;z-index:30;width:min(300px,84vw);transform:translate(-105%);transition:transform .2s ease;box-shadow:4px 0 24px #0006}.sidebar.open{transform:none}.sidebar-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:25;background:#00000080}.chat-view{padding:14px 12px;gap:12px}.msg.user .msg-body{max-width:88%}.msg.result .msg-body{max-width:100%}.output-img{width:100%}.composer{padding:10px 12px 12px}.composer textarea,.field input,.field select{font-size:16px}.welcome{padding:28px 18px}.modal{padding:16px;max-width:calc(100vw - 20px);max-height:calc(100dvh - 32px)}.lightbox img{max-width:calc(100vw - 16px);max-height:calc(100dvh - 90px)}}