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-1);-o-object-fit:cover;object-fit:cover;border-top-left-radius:var(--radius-lg);border-top-right-radius:var(--radius-lg);height:180px;margin-bottom:var(--space-6);display:block}.question-img-container{margin:var(--space-4) 0;border-radius:var(--radius-md);border:1px solid var(--color-border-light);max-width:400px;overflow:hidden}.question-img-container img{width:100%;height:auto;display:block}.app-mobile-topbar{display:none}.app-mobile-menu-trigger{border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);width:44px;height:44px;color:var(--color-text);cursor:pointer;transition:background var(--transition-fast), border-color var(--transition-fast), box-shadow 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var(--space-3);font-size:var(--text-sm);color:var(--color-text-muted);cursor:pointer;transition:color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);background:0 0;border:none;border-bottom:2px solid #0000;flex:1;font-weight:500;display:flex}.editor-tab:hover{background:var(--color-bg-alt);color:var(--color-text)}.editor-tab.active{color:var(--color-primary);border-bottom-color:var(--color-primary);background:var(--color-primary-ultra-light);font-weight:600}.editor-preview-toggle{display:inline-flex}.editor-layout{flex-direction:column}.editor-pane-edit{border-right:none;border-bottom:1px solid var(--color-border-light);flex:6 1 0;min-height:0;padding:16px 20px}.editor-pane-edit.editor-pane-fullwidth{border-bottom:none;flex:100%}.editor-pane-preview{flex:4 1 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span,.editor-save-status{display:none}.editor-preview-toggle{display:none!important}.editor-pdf-label{display:none}.editor-pdf-label-short{display:inline}.editor-preview-scaler .worksheet-page{--page-padding:var(--space-4)}}@media (max-width:768px){.block-editor-with-gutter{padding-left:0}.block-gutter{display:none}}@media (max-width:1024px){.app-mobile-topbar{align-items:center;gap:var(--space-3);min-height:var(--header-height);padding:max(0px, env(safe-area-inset-top)) max(var(--space-4), env(safe-area-inset-right)) 0 max(var(--space-4), env(safe-area-inset-left));background:var(--glass-bg);-webkit-backdrop-filter:blur(var(--glass-blur));border-bottom:1px solid var(--color-border-light);box-shadow:var(--shadow-xs);z-index:210;flex-shrink:0;display:flex;position:sticky;top:0}.app-layout.mobile-nav-open .app-mobile-nav-backdrop{z-index:200;cursor:pointer;-webkit-tap-highlight-color:transparent;background:#0f172a6b;border:none;margin:0;padding:0;display:block;position:fixed;inset:0}.dark .app-layout.mobile-nav-open .app-mobile-nav-backdrop{background:#0000008c}.app-sidebar{transition:transform var(--transition-base);z-index:220;box-shadow:var(--shadow-xl);padding-bottom:env(safe-area-inset-bottom);transform:translate(-100%)}.app-sidebar.open{transform:translate(0)}.sidebar-door-toggle{display:none}.sidebar-mobile-close{display:inline-flex}.app-main{flex-direction:column;width:100%;min-width:0;height:100dvh;margin-left:0;display:flex;overflow:hidden}.editor-panel{width:320px}}@media (max-width:768px){.features-grid,.option-grid{grid-template-columns:1fr}.editor-layout{flex-direction:column}.editor-panel{border-right:none;border-bottom:1px solid var(--color-border-light);width:100%;height:40vh}}.spinner{border:4px solid #6c5ce733;border-top-color:var(--color-primary);border-radius:50%;width:32px;height:32px;animation:1s ease-in-out infinite spin;display:inline-block}.spinner.spinner-sm{border-width:2px;width:20px;height:20px}::view-transition-old(root){mix-blend-mode:normal;animation:none}::view-transition-new(root){mix-blend-mode:normal;animation:none}.auth-layout{background:radial-gradient(ellipse at 30% 20%, var(--color-primary-ultra-light) 0%, transparent 50%), radial-gradient(ellipse at 70% 80%, #06b6d414 0%, transparent 50%), var(--color-bg);min-height:100vh;padding:var(--space-6);justify-content:center;align-items:center;display:flex}.auth-container{width:100%;max-width:440px}.auth-card{background:var(--color-surface);border:1px solid var(--color-border-light);border-radius:var(--radius-2xl);padding:var(--space-10) var(--space-8);box-shadow:var(--shadow-xl);width:100%;max-width:440px;margin:0 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