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var(--border)}.row-actions{display:flex;gap:4px;justify-content:flex-end}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--bg-elevated);border:1px solid var(--border-strong);padding:12px 18px;border-radius:var(--r-md);box-shadow:var(--shadow-lg);font-size:13px;z-index:1000;display:flex;align-items:center;gap:12px;animation:toast-in .25s var(--ease-out);max-width:480px;overflow:hidden}.toast .icon{color:var(--accent);flex-shrink:0}.toast .icon-trash{color:var(--text-muted)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.toast .copy-block{display:block;font-family:var(--font-mono);font-size:12px;background:var(--surface);padding:4px 8px;border-radius:4px;margin-top:4px;-webkit-user-select:all;user-select:all;word-break:break-all}.toast-undo{color:var(--accent);font-weight:600;font-size:12.5px;padding:4px 10px;border-radius:var(--r-sm);transition:background .12s;text-transform:uppercase;letter-spacing:.06em;flex-shrink:0}.toast-undo:hover{background:var(--accent-soft)}.toast:after{content:"";position:absolute;bottom:0;left:0;height:2px;background:var(--accent);width:100%;animation:toast-progress 5s linear forwards;transform-origin:left}@keyframes toast-progress{0%{transform:scaleX(1)}to{transform:scaleX(0)}}.page-header-actions{display:flex;gap:8px;align-items:center}.btn-add-user{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;background:var(--accent);color:var(--accent-text);border-radius:var(--r-sm);font-weight:500;font-size:13px;transition:background .15s}.btn-add-user:hover{background:var(--accent-hover)}@media (max-width: 1100px){.app-shell{grid-template-columns:220px 280px 1fr}}@media (max-width: 900px){.app-shell{grid-template-columns:1fr;grid-template-rows:1fr;position:relative}.sidebar,.notes-list-col,.editor-col{grid-row:1;grid-column:1;transition:transform .25s var(--ease-out)}.sidebar{z-index:30;transform:translate(-100%);width:280px;border-right:1px solid var(--border)}.sidebar.mobile-open{transform:translate(0);box-shadow:var(--shadow-lg)}.notes-list-col{z-index:10;transform:translate(0)}.notes-list-col.mobile-hidden{transform:translate(-100%)}.editor-col{z-index:20;transform:translate(100%)}.editor-col.mobile-open{transform:translate(0)}.mobile-nav-btn{display:inline-flex!important}.mobile-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0006;z-index:25}}.mobile-nav-btn{display:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-faint)}