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var(--qn-border);border-radius:var(--qn-radius-xs);color:var(--qn-text-secondary);font-size:var(--qn-text-sm);font-weight:500;cursor:pointer;transition:all .15s}.back-btn:hover{background:var(--qn-bg-hover);color:var(--qn-text-primary)}.next-btn,.complete-btn{padding:10px 28px;background:var(--qn-accent);border:none;border-radius:var(--qn-radius-xs);color:#fff;font-size:var(--qn-text-sm);font-weight:600;cursor:pointer;transition:all .15s}.next-btn:hover,.complete-btn:hover{opacity:.9;transform:translateY(-1px)}@media(max-width:640px){.onboarding-modal{margin:var(--qn-space-xs);padding:var(--qn-space-md)}.onboarding-welcome .welcome-features,.goal-options{grid-template-columns:1fr}}.app-loading{display:flex;align-items:center;justify-content:center;width:100vw;height:100vh;background:var(--qn-bg-base)}.app-loading .loading-spinner{width:40px;height:40px;border:3px solid var(--qn-border);border-top-color:var(--qn-accent);border-radius:50%;animation:spin 1s linear infinite}.app-container{display:flex;height:100vh;width:100vw;overflow:hidden;background:var(--qn-bg-base)}.app-container.zen-mode{background:var(--qn-bg-base)}.main-content{flex:1;display:flex;flex-direction:column;min-width:0;overflow:hidden}.content-area{flex:1;display:flex;overflow:hidden;position:relative}@media(max-width:768px){.sidebar-panel{position:absolute;left:56px;top:0;height:100vh;z-index:var(--qn-z-overlay);box-shadow:var(--qn-shadow-xl)}.ai-panel{position:absolute;right:0;top:0;height:100vh;z-index:var(--qn-z-overlay);box-shadow:var(--qn-shadow-xl)}.notes-grid{grid-template-columns:1fr!important}.template-grid{grid-template-columns:repeat(2,1fr)}.command-palette{width:calc(100vw - 32px);margin:0 var(--qn-space-md)}.settings-panel{width:calc(100vw - 10px)!important;max-width:100%!important}.topbar-note-meta{display:none}.editor-content{max-width:100%!important;padding:var(--qn-space-sm)!important}}@media(max-width:640px){.sidebar-rail{width:48px;min-width:48px}.topbar-view-modes,.topbar-center{display:none}.topbar-right{gap:2px}.notes-board{flex-direction:column}.board-column{width:100%;min-width:100%}.editor-toolbar{overflow-x:auto;-webkit-overflow-scrolling:touch}.toolbar-left{overflow-x:auto;flex-wrap:nowrap;min-width:0}.editor-status-bar{flex-wrap:wrap;gap:4px}.status-bar-left .status-pill{font-size:10px;max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.find-replace-bar{gap:4px;padding:6px var(--qn-space-xs)}.find-row input,.replace-row input{font-size:var(--qn-text-sm)}}@media(max-width:480px){.sidebar{position:fixed;left:0;top:0;height:100vh;z-index:var(--qn-z-overlay)}.sidebar-panel{left:48px}.topbar{padding:0 var(--qn-space-xs);gap:4px}.topbar-btn{width:32px;height:32px}.editor-title{font-size:var(--qn-text-2xl)!important}.editor-textarea{font-size:15px!important}.notes-view-container,.note-card-content{padding:var(--qn-space-xs)}}@media print{.sidebar,.topbar,.ai-panel,.command-palette-overlay,.settings-overlay,.toast-container,.editor-toolbar,.editor-status-bar,.focus-exit-btn{display:none!important}.app-container{height:auto}.main-content{width:100%}.editor-content{max-width:100%!important;padding:0!important}.note-editor{position:static!important}}@keyframes spin{to{transform:rotate(360deg)}}