:root,[data-theme=dark]{--sidebar-bg: #171717;--sidebar-hover: #2f2f2f;--sidebar-active: #343541;--main-bg: #212121;--msg-user-bg: #2f2f2f;--msg-ai-bg: transparent;--text: #ececec;--text-secondary: #b4b4b4;--text-muted: #8e8e8e;--border: #2f2f2f;--accent: #10a37f;--accent-hover: #1a7f64;--input-bg: #2f2f2f;--card-bg: #171717;--success: #22c55e;--danger: #ef4444;--warning: #f59e0b;--radius: 12px;--sidebar-width: 260px;--content-max: 768px}[data-theme=light]{--sidebar-bg: #f7f7f8;--sidebar-hover: #ececf1;--sidebar-active: #e3e3e8;--main-bg: #ffffff;--msg-user-bg: #f0f0f5;--msg-ai-bg: transparent;--text: #1a1a2e;--text-secondary: #4a4a5a;--text-muted: #8e8e9e;--border: #e5e5e5;--accent: #10a37f;--accent-hover: #0d8c6d;--input-bg: #f4f4f6;--card-bg: #ffffff;--success: #16a34a;--danger: #dc2626;--warning: #d97706}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;font-family:Söhne,-apple-system,BlinkMacSystemFont,Segoe 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.15s}.settings-btn-cancel:hover{color:var(--text);border-color:#555}.settings-btn-save{padding:8px 16px;border-radius:8px;font-size:13px;cursor:pointer;background:var(--accent);color:#fff;border:none;font-weight:500;transition:all .15s}.settings-btn-save:hover{background:var(--accent-hover)}.settings-btn-save:disabled{opacity:.4;cursor:not-allowed}.theme-toggle-fab{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:9999;width:44px;height:44px;border-radius:50%;border:1px solid var(--border);background:var(--sidebar-bg);color:var(--text);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 12px #0003;transition:all .2s}.theme-toggle-fab:hover{background:var(--sidebar-hover);transform:translateY(-50%) scale(1.1);box-shadow:0 4px 16px 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0;width:min(920px,calc(100% - 48px));border:1px solid var(--border);background:var(--card-bg);border-radius:8px;padding:14px}.chat-instruction-panel div{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:10px}.chat-instruction-panel strong{font-size:14px}.chat-instruction-panel span{color:var(--text-muted);font-size:12px}.chat-instruction-panel textarea{width:100%;min-height:86px;border:1px solid var(--border);background:var(--input-bg);color:var(--text);border-radius:8px;padding:10px;resize:vertical;outline:none;font:14px/1.6 inherit}.chat-shell{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden;transition:margin-right .18s ease}.chat-main.has-file-panel .chat-shell,.chat-main.has-file-panel .chat-instruction-panel{margin-right:440px}.chat-messages{flex:1;min-height:0;overflow-y:auto;padding:28px 24px 18px}.chat-msg{width:min(920px,100%);margin:0 auto 22px;display:grid;grid-template-columns:34px 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var(--border);background:var(--input-bg);color:var(--text-muted);border-radius:999px;padding:4px 9px;font-size:12px;font-weight:650}.chat-source-pill.model{border-color:#22c55e59;background:#22c55e14;color:var(--success)}.chat-source-pill.system{border-color:#f59e0b52;background:#f59e0b14;color:var(--warning)}.chat-file-card{margin-top:12px;display:flex;align-items:center;gap:10px;border:1px solid var(--border);background:var(--card-bg);border-radius:8px;padding:10px}.chat-file-card div{min-width:0;flex:1}.chat-file-card strong,.chat-file-card span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-file-card strong{font-size:13px}.chat-file-card span{color:var(--text-muted);font-size:12px}.chat-file-card button{border:1px solid var(--border);background:var(--input-bg);color:var(--text-secondary);border-radius:8px;padding:7px 10px;cursor:pointer;font-size:12px}.chat-file-card button:hover{border-color:var(--accent);color:var(--text)}.chat-typing{color:var(--text-muted);font-size:14px;padding-top:5px}.chat-empty-state{width:min(720px,100%);margin:10vh auto 0;text-align:center;color:var(--text-secondary)}.chat-empty-state h2{margin:0 0 8px;color:var(--text);font-size:24px}.chat-empty-state p{margin:0 0 18px;color:var(--text-muted)}.chat-empty-state button{border:0;background:var(--accent);color:#fff;border-radius:8px;padding:10px 16px;cursor:pointer;font-weight:700}.chat-quick-start{width:min(920px,100%);margin:4px auto 22px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.chat-quick-start button{min-height:78px;border:1px solid var(--border);border-radius:8px;background:var(--card-bg);color:var(--text);padding:12px;text-align:left;cursor:pointer}.chat-quick-start button:hover{border-color:var(--accent);background:var(--input-bg)}.chat-quick-start button:disabled{opacity:.55;cursor:not-allowed}.chat-quick-start strong{display:block;margin-bottom:6px;font-size:14px}.chat-quick-start span{display:block;color:var(--text-muted);font-size:12px;line-height:1.45}.chat-composer-wrap{width:min(920px,calc(100% - 48px));margin:0 auto;padding:10px 0 18px}.chat-composer{display:grid;grid-template-columns:40px minmax(0,1fr) 72px;gap:8px;align-items:end;border:1px solid var(--border);background:var(--input-bg);border-radius:14px;padding:8px;box-shadow:0 12px 28px #0000001f}.chat-composer input{display:none}.chat-icon-btn,.chat-send-btn{height:40px;border:0;border-radius:10px;cursor:pointer;font-weight:700}.chat-icon-btn{background:var(--card-bg);color:var(--text-secondary);font-size:22px}.chat-icon-btn:hover{color:var(--text)}.chat-composer textarea{min-height:40px;max-height:180px;border:0;background:transparent;color:var(--text);resize:none;outline:none;padding:9px 4px;font:15px/1.5 inherit}.chat-send-btn{background:var(--accent);color:#fff;font-size:13px}.chat-send-btn:disabled,.chat-icon-btn:disabled{opacity:.45;cursor:not-allowed}.chat-file-editor{position:absolute;top:82px;right:24px;bottom:24px;width:416px;margin:0;border:1px solid var(--border);border-radius:8px;background:var(--card-bg);padding:14px;display:flex;flex-direction:column;min-height:0;box-shadow:0 18px 42px #00000029}.chat-file-editor .prod-editor{flex:1;min-height:0;max-height:none;resize:none;overflow:auto}@media (max-width:1100px){.production-layout{grid-template-columns:250px minmax(0,1fr)}.prod-rightbar{display:none}.chat-main.has-file-panel .chat-shell,.chat-main.has-file-panel .chat-instruction-panel{margin-right:0}.chat-file-editor{position:static;width:min(920px,calc(100% - 48px));margin:0 auto 18px;max-height:46vh}.chat-quick-start{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:768px){.app-page{padding:20px 16px 84px}.production-layout{display:flex;flex-direction:column}.prod-sidebar,.prod-rightbar{min-height:auto;border:0}.prod-main{max-height:none;overflow:visible}.prod-stage-section{grid-template-columns:1fr;padding:14px}.prod-simple-row{grid-template-columns:1fr}.prod-kind-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.prod-history-grid{grid-template-columns:1fr}.prod-editor-section{margin:14px}.prod-header{padding:14px;flex-direction:column;align-items:stretch}.gpt-workflow-cards,.gpt-suggestions{grid-template-columns:1fr}.wallet-page{padding-right:16px}.wallet-summary,.wallet-recharge-row{flex-direction:column;align-items:stretch}.wallet-stats{min-width:0;grid-template-columns:1fr}.ig-layout{flex-direction:column}.ig-sidebar{width:100%;min-width:unset;border-right:none;border-bottom:1px solid var(--border);max-height:50vh}.ig-task-grid,.ig-results-grid{grid-template-columns:1fr}.ig-results-toolbar{align-items:flex-start;flex-direction:column}}