html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:var(--qss-shell-bg);color:var(--qss-shell-text);font-family:var(--qss-font-ui)}.qmf-lab-header-shell{position:fixed;top:0;left:0;right:0;z-index:400}body.has-qmf-header{padding-top:var(--qmf-header-height, 56px);box-sizing:border-box;height:100%}body.has-qmf-header #qss-app-router-root,body.has-qmf-header .qss-app,body.has-qmf-header .qss-dashboard-container{height:100%;max-height:100%}body.has-qmf-header .qss-chrome-local-brand,body.has-qmf-header .qss-chrome-local-auth,html.qss-shell-editor .qmf-lab-header-shell,html.qss-shell-editor #qmf-lab-header,html.qss-shell-editor .lab-header{display:none!important}html.qss-shell-editor body.has-qmf-header{padding-top:0!important}html.qss-shell-editor body.has-qmf-header .qss-app,html.qss-shell-editor body.has-qmf-header #qss-app-router-root{height:100%;max-height:100%}body.qss-app-header .lab-header__nav,body.qss-app-header .lab-header__nav-more,body.qss-app-header .lab-header__qm-group,body.qss-app-header .lab-header__menu-btn,body.qss-app-header .lab-header__drawer,body.qss-app-header .lab-header__drawer-backdrop,body.qss-app-header .lab-header__brand-subtitle{display:none!important}body.qss-app-header .lab-header__brand-title.qss-brand{font-weight:700;letter-spacing:-.03em}.qss-app-version-footer{position:fixed;left:0;right:0;bottom:0;z-index:5;pointer-events:none;display:flex;justify-content:center;padding:2px 12px 4px;font-size:10px;line-height:1.3;letter-spacing:.02em;color:color-mix(in srgb,var(--qss-shell-muted, #94a3b8) 78%,transparent);background:linear-gradient(to top,color-mix(in srgb,var(--qss-shell-bg, #0f172a) 92%,transparent),transparent)}html.qss-shell-editor .qss-app-version-footer{display:none}.qss-app-version-footer--stale{color:#fbbf24}#qss-app-version-label{max-width:min(960px,100%);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.qss-sw-update-banner{position:fixed;bottom:28px;right:16px;z-index:9999;display:flex;align-items:flex-start;gap:12px;max-width:min(420px,calc(100vw - 32px));padding:14px 16px;border-radius:10px;background:#6366f1;color:#fff;box-shadow:0 8px 24px #00000059;font-family:Inter,system-ui,sans-serif}.qss-sw-update-banner__title{margin:0 0 4px;font-size:14px;font-weight:700}.qss-sw-update-banner__text,.qss-sw-update-banner__hint{margin:0;font-size:12px;opacity:.92}.qss-sw-update-banner__hint{margin-top:4px;opacity:.8}.qss-sw-update-banner__btn{flex-shrink:0;border:none;border-radius:6px;padding:8px 14px;background:#fff;color:#6366f1;font-weight:700;cursor:pointer}.qss-sw-update-banner__btn:disabled{opacity:.7;cursor:wait}*{box-sizing:border-box}.qss-app{display:flex;flex-direction:column;width:100vw;height:100vh}.qss-header{min-height:var(--qss-header-height);height:auto;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 12px;padding:8px 12px;background:var(--qss-shell-header-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--qss-shell-divider);z-index:var(--qss-z-header);overflow:hidden}.qss-header-title{display:flex;align-items:center;font-weight:700;font-size:1.05rem;color:var(--qss-shell-text);gap:8px;flex:1 1 200px;min-width:0;overflow:hidden}.qss-header-title>span,.qss-header-title .qss-header-app-name{flex:0 1 auto;min-width:0;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.qss-brand-lockup{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:1px;flex:0 1 auto;min-width:0;line-height:1.1}.qss-brand-name{font-size:.95rem;font-weight:800;letter-spacing:-.02em;color:var(--qss-shell-text);white-space:nowrap}.qss-brand-sub{font-size:.58rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#94a3b8;white-space:nowrap}html:not(.qss-light-theme) .qss-brand-sub{color:#a5b4fc}.qss-app-logo{display:block;width:36px;height:36px;flex-shrink:0;border-radius:10px;object-fit:contain;background:transparent}#qss-project-title-input,.qss-header-title .qss-input--compact,.qss-header-project .qss-input--compact{flex:1 1 auto;width:100%;min-width:80px;max-width:100%;height:34px;margin:0;padding:6px 10px;line-height:1.25;font-size:.875rem;font-weight:500;border-radius:6px;align-self:center;overflow:hidden;text-overflow:ellipsis}.qss-header-actions{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:6px;flex:0 1 auto;min-width:0}.qss-output-mode-group{display:inline-flex;align-items:center;padding:2px;border-radius:8px;background:var(--qss-shell-surface-hover);border:1px solid var(--qss-shell-border);gap:2px}.qss-output-mode-btn{border:none;background:transparent;color:var(--qss-shell-muted);font-size:.75rem;font-weight:600;letter-spacing:.02em;padding:5px 10px;border-radius:6px;cursor:pointer;line-height:1.2;transition:background .15s ease,color .15s ease}.qss-output-mode-btn:hover{color:var(--qss-shell-text);background:#ffffff0f}.qss-output-mode-btn.active{color:#fff;background:var(--qss-shell-accent);box-shadow:0 1px 4px #00000040}.qss-header-actions .qss-select,.qss-header-actions .qss-lang-select{width:auto!important}.qss-save-status{font-size:.8rem;color:var(--qss-shell-muted);margin-right:4px;font-weight:500;white-space:nowrap;flex-shrink:0}.qss-editor-body{display:flex;flex-direction:column;flex:1;min-height:0;overflow:hidden}.qss-workspace{display:flex;flex:1;min-height:0;height:auto;overflow:hidden;background:var(--qss-shell-workspace-bg)}.qss-editor-body>.qss-workspace{flex:1;min-height:0}.qss-sidebar{width:var(--qss-left-sidebar-width);min-width:var(--qss-left-sidebar-width);flex-shrink:0;background:var(--qss-shell-panel-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-right:1px solid var(--qss-shell-divider);display:flex;flex-direction:column;z-index:var(--qss-z-panel);transition:all .3s cubic-bezier(.4,0,.2,1)}.qss-sidebar.collapsed{width:0!important;min-width:0!important;border-right:none!important;overflow:hidden!important}.qss-inspector{width:var(--qss-right-panel-width);min-width:var(--qss-right-panel-width);flex-shrink:0;background:var(--qss-shell-panel-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-left:1px solid var(--qss-shell-divider);display:flex;flex-direction:column;z-index:var(--qss-z-panel);transition:all .3s cubic-bezier(.4,0,.2,1)}.qss-inspector.collapsed{width:0!important;min-width:0!important;border-left:none!important;overflow:hidden!important}.qss-canvas-area{flex:1;display:grid;grid-template-rows:minmax(0,1fr) auto;min-height:0;background:radial-gradient(circle at top right,var(--qss-shell-canvas-gradient-1),transparent 45%),radial-gradient(circle at bottom left,var(--qss-shell-canvas-gradient-2),transparent 45%),var(--qss-shell-canvas-bg);position:relative;overflow:hidden}.qss-canvas-main{min-height:0;display:grid;grid-template-areas:"stack";grid-template-rows:minmax(0,1fr);overflow:hidden;position:relative}.qss-canvas-main>.qss-device-notice-layer,.qss-canvas-main>.qss-canvas-viewport,.qss-canvas-main>.qss-editor-mode-layer{grid-area:stack;min-height:0}.qss-canvas-viewport.qss-pane-hidden{visibility:hidden;pointer-events:none}.qss-canvas-toolbar{flex-shrink:0;height:44px;min-height:44px;display:flex;align-items:center;justify-content:center;gap:8px;padding:0 12px;overflow-x:auto;overflow-y:hidden;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;background:var(--qss-shell-surface);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--qss-shell-border);box-shadow:0 -4px 20px #0000001f;z-index:var(--qss-z-panel, 20);pointer-events:auto}.qss-canvas-viewport{overflow:auto;display:flex;align-items:flex-start;justify-content:center;padding:32px}.qss-canvas-viewport.qss-zoom-fit{align-items:center}.qss-canvas-viewport.qss-zoom-fit .canvas-stage{align-items:center;justify-content:center;min-height:100%;width:100%}.qss-preview-wrapper{box-shadow:0 24px 60px #000000a6,0 0 1px #ffffff40;border:4px solid rgba(255,255,255,.05);border-radius:8px;overflow:hidden;transition:transform .2s cubic-bezier(.4,0,.2,1);transform-origin:top center;width:100%;max-width:100%}.qss-btn{background:var(--qss-shell-surface-hover);color:var(--qss-shell-btn-text);border:1px solid var(--qss-shell-border);padding:6px 12px;border-radius:4px;cursor:pointer;font-weight:500;font-family:var(--qss-font-ui);transition:all .2s;display:inline-flex;align-items:center;justify-content:center;gap:6px}.qss-btn:hover,.qss-btn--primary{background:var(--qss-shell-accent);border-color:var(--qss-shell-accent);color:var(--qss-shell-btn-text-on-accent)}.qss-btn--primary:hover{filter:brightness(1.08);color:var(--qss-shell-btn-text-on-accent)}.qss-btn--icon.qss-btn--ghost{background:transparent;border:none;color:var(--qss-shell-text);font-size:1.25rem}.qss-input--compact{background:var(--qss-shell-input-bg);color:var(--qss-shell-text);border:1px solid var(--qss-shell-input-border)}.qss-lang-select{width:auto;min-width:108px;padding:6px 8px;font-size:.8rem;height:34px}.qss-lang-select--header{margin-right:2px}.qss-lang-menu{position:relative;display:inline-flex;align-items:center;flex-shrink:0}.qss-lang-menu__btn{appearance:none;border:none;background:transparent;color:var(--qss-shell-muted, #94a3b8);font-size:.72rem;font-weight:700;letter-spacing:.04em;line-height:1;padding:6px 4px;min-width:0;border-radius:6px;cursor:pointer;transition:color .15s ease,background .15s ease}.qss-lang-menu__btn:hover,.qss-lang-menu.is-open .qss-lang-menu__btn{color:var(--qss-shell-text, #e2e8f0);background:#94a3b81f}.qss-lang-menu__list{position:absolute;top:calc(100% + 4px);right:0;z-index:80;min-width:72px;padding:4px;border-radius:8px;background:var(--qss-shell-surface, #1e293b);border:1px solid var(--qss-shell-border, #334155);box-shadow:0 10px 28px #00000047;display:flex;flex-direction:column;gap:2px}.qss-lang-menu__list[hidden]{display:none!important}.qss-lang-menu__list [data-lang]{appearance:none;border:none;background:transparent;color:var(--qss-shell-muted, #94a3b8);font-size:.72rem;font-weight:700;letter-spacing:.04em;text-align:left;padding:7px 10px;border-radius:5px;cursor:pointer}.qss-lang-menu__list [data-lang]:hover{color:var(--qss-shell-text, #e2e8f0);background:#94a3b81f}.qss-lang-menu__list [data-lang].is-active{color:#fff;background:var(--qss-shell-accent, #6366f1)}.qss-lang-switch{display:inline-flex;align-items:center;padding:2px;border-radius:6px;background:var(--qss-shell-surface-hover);border:1px solid var(--qss-shell-border);gap:1px;flex-shrink:0}.qss-lang-switch-btn{border:none;background:transparent;color:var(--qss-shell-muted);font-size:.65rem;font-weight:700;letter-spacing:.03em;line-height:1;padding:6px 5px;min-width:26px;border-radius:4px;cursor:pointer;transition:background .15s ease,color .15s ease}.qss-lang-switch-btn:hover{color:var(--qss-shell-text);background:#ffffff0f}.qss-lang-switch-btn.active{color:#fff;background:var(--qss-shell-accent)}.qss-input--fmt-size{width:45px;text-align:center;padding:4px;background:var(--qss-shell-input-bg);border:1px solid var(--qss-shell-input-border);color:var(--qss-shell-text)}.qss-toolbar-divider{width:1px;background:var(--qss-shell-divider);align-self:stretch}.qss-btn--icon{width:32px;height:32px;padding:0}.qss-format-toolbar{min-height:48px;flex-wrap:wrap;background:var(--qss-shell-surface);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--qss-shell-border);display:flex;align-items:center;padding:0 16px;gap:4px;z-index:10;transition:all .3s}.qss-toolbar-insert-group{display:flex;align-items:center;gap:4px}.qss-toolbar-format-group{display:flex;align-items:center;gap:4px;flex-wrap:wrap;opacity:.5;pointer-events:none;transition:opacity .2s}.qss-toolbar-group.node-dependent{display:flex;gap:4px;opacity:.5;pointer-events:none}.qss-fmt-size-group,.qss-fmt-style-group,.qss-fmt-align-group,.qss-fmt-color-group{display:flex;align-items:center;gap:4px}.qss-fmt-color-label{font-size:.8rem;color:var(--qss-shell-muted)}.qss-fmt-color-input{width:28px;height:28px;border:1px solid var(--qss-shell-border);border-radius:4px;padding:0;background:transparent;cursor:pointer}.qss-slide-actions-toolbar{display:flex;gap:6px;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--qss-shell-border)}.qss-slide-add-btn{flex:1;font-size:.8rem;padding:6px 10px}.qss-sync-btn{width:100%;margin-top:10px}.qss-toolbar-divider--canvas{height:16px;margin:0 4px}.qss-exit-preview-btn{position:fixed;top:20px;right:20px;z-index:10001;background:#0f172abf;border:1px solid var(--qss-shell-border);border-radius:50%;width:40px;height:40px;box-shadow:0 4px 10px var(--qss-shell-shadow);pointer-events:auto}.qss-upload-label{width:100%;justify-content:center;cursor:pointer}.qss-zoom-label{font-size:.8rem;min-width:40px;text-align:center;color:var(--qss-shell-muted)}.qss-format-toolbar button.active{background:var(--qss-shell-accent);border-color:var(--qss-shell-accent);color:var(--qss-shell-btn-text-on-accent)}.qss-color-picker::-webkit-color-swatch-wrapper{padding:0}.qss-color-picker::-webkit-color-swatch{border:1px solid var(--qss-shell-border);border-radius:4px}.qss-app.qss-preview-active .qss-header,.qss-app.qss-preview-active .qss-sidebar,.qss-app.qss-preview-active .qss-inspector,.qss-app.qss-preview-active .qss-canvas-toolbar,.qss-app.qss-preview-active .qss-floating-toolbar,.qss-app.qss-preview-active .qss-format-toolbar{display:none!important}.qss-app.qss-preview-active .qss-workspace{margin:0!important;padding:0!important;border:none!important}.qss-app.qss-preview-active .qss-canvas-viewport{position:fixed;inset:0;z-index:9999;background:#000;padding:0;display:flex;align-items:center;justify-content:center}.qss-app.qss-preview-active .qss-preview-wrapper{border:none!important;box-shadow:none!important;border-radius:0!important}#qss-app-router-root.qss-app-fullscreen,#qss-app-router-root:fullscreen,#qss-app-router-root:-webkit-full-screen{width:100vw;height:100vh;overflow:hidden;background:var(--qss-shell-bg);display:flex;flex-direction:column}#qss-app-router-root:fullscreen .qss-app,#qss-app-router-root:fullscreen .qss-dashboard-container,#qss-app-router-root.qss-app-fullscreen .qss-app,#qss-app-router-root.qss-app-fullscreen .qss-dashboard-container{flex:1;min-height:0;width:100%;height:100%}#qss-app-router-root:fullscreen .qss-editor-body,#qss-app-router-root.qss-app-fullscreen .qss-editor-body{flex:1;min-height:0}#btn-app-fullscreen[aria-pressed=true],#btn-dash-app-fullscreen[aria-pressed=true]{color:var(--qss-shell-accent);background:var(--qss-shell-surface-hover)}