:root{--bg:#111;--panel:#1a1a1a;--panel2:#242424;--panel3:#303030;--line:#444;--text:#f2f2f2;--muted:#aaa;--paper:#fff;--ink:#161616;--danger:#a72e2e;--ok:#2d7a46;--shadow:0 12px 35px rgba(0,0,0,.35)}
*{box-sizing:border-box}html,body{margin:0;height:100%;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}button,.file-button{border:1px solid var(--line);background:#2b2b2b;color:#fff;border-radius:7px;padding:8px 11px;cursor:pointer}button:hover,.file-button:hover{background:#3a3a3a}.primary{background:#f0f0f0;color:#111;border-color:#fff;font-weight:700}.primary:hover{background:#fff}.danger{background:#642020;border-color:#8d3333}.danger:hover{background:#842929}.wide{width:100%}.hidden{display:none!important}.muted{color:var(--muted)}.warning{padding:10px;border-left:4px solid #c7922c;background:#2c271c}.message{margin-top:14px;padding:10px;border-radius:6px}.message.error{background:#5c2222}.message.ok{background:#245f37}.check-row{display:flex!important;align-items:center;gap:8px}.check-row input{width:auto!important}.brand{display:flex;align-items:center;gap:9px;font-weight:800;white-space:nowrap}.brand-logo{width:44px;height:44px;object-fit:contain;display:block}.brand-large{font-size:22px;justify-content:center;margin-bottom:24px}.brand-large .brand-logo{width:82px;height:82px}.auth-body{display:grid;place-items:center;background:radial-gradient(circle at top,#333,#101010 58%)}.auth-card{width:min(430px,calc(100% - 32px));background:var(--panel);padding:30px;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.auth-card h1{text-align:center}.auth-card label{display:block;margin:15px 0}.auth-card input{width:100%;margin-top:6px;padding:12px;background:#0f0f0f;color:#fff;border:1px solid var(--line);border-radius:7px}.link-button{border:0;background:transparent;color:#ddd;margin-top:8px}.topbar{height:60px;display:flex;align-items:center;gap:18px;padding:0 16px;border-bottom:1px solid var(--line);background:#181818;position:relative;z-index:30}.top-search{flex:1}.top-search input{width:100%;max-width:760px;background:#0f0f0f;color:#fff;border:1px solid var(--line);border-radius:8px;padding:9px 12px}.top-actions{display:flex;align-items:center;gap:8px}.save-status{font-size:12px;color:var(--muted);min-width:76px;text-align:right}.workspace{height:calc(100vh - 60px);display:grid;grid-template-columns:260px 310px minmax(0,1fr);overflow:hidden}.folder-pane,.note-list-pane{background:var(--panel);border-right:1px solid var(--line);overflow:auto}.pane-head{position:sticky;top:0;background:var(--panel);z-index:3;display:flex;justify-content:space-between;align-items:center;padding:12px;border-bottom:1px solid var(--line)}.pane-head button{padding:6px 9px}.folder-tree{padding:8px}.folder-row{display:flex;align-items:center;gap:5px;padding:3px 0}.folder-row button.folder-name{flex:1;text-align:left;border:0;background:transparent;padding:7px 8px}.folder-row button.folder-name:hover,.folder-row.selected button.folder-name{background:#343434}.folder-indent{border-left:1px solid #3a3a3a;margin-left:12px;padding-left:6px}.sidebar-special{border-top:1px solid var(--line);padding:10px;display:grid;gap:6px}.sidebar-special button{text-align:left;background:transparent;border:0}.note-list{padding:8px}.note-card{padding:12px;border:1px solid transparent;border-bottom-color:#333;cursor:pointer}.note-card:hover,.note-card.selected{background:#292929;border-color:#444;border-radius:8px}.note-card-title{font-weight:700;margin-bottom:6px}.note-card-meta{font-size:12px;color:var(--muted);display:flex;justify-content:space-between;gap:8px}.editor-pane{background:#d7d7d7;color:var(--ink);overflow:auto}.empty-state{height:100%;display:grid;place-content:center;text-align:center;color:#555}.editor-area{min-height:100%;background:var(--paper)}.note-header{display:flex;align-items:center;gap:12px;padding:14px 18px 8px}.note-title{font-size:26px;font-weight:700;border:0;border-bottom:1px solid transparent;outline:none;flex:1;min-width:0}.note-title:focus{border-bottom-color:#999}.note-actions{display:flex;gap:5px;flex-wrap:wrap}.note-actions button{background:#eee;color:#111;border-color:#ccc}.note-actions button.active{background:#111;color:#fff}.note-meta{display:flex;gap:14px;padding:0 18px 12px}.note-meta label{font-size:12px;color:#555}.note-meta select,.note-meta input{display:block;margin-top:4px;padding:7px;border:1px solid #bbb;border-radius:6px;background:#fff}.tags-label{flex:1}.tags-label input{width:100%}.toolbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:4px;flex-wrap:wrap;padding:8px 12px;background:#ececec;border-top:1px solid #ccc;border-bottom:1px solid #bbb}.toolbar button,.toolbar select,.toolbar input{color:#111;background:#fff;border:1px solid #bbb;padding:6px 8px;border-radius:5px}.toolbar>span{width:1px;height:24px;background:#bbb;margin:0 3px}.toolbar input[type=color]{width:34px;height:31px;padding:2px}.editor{min-height:calc(100vh - 260px);padding:24px 28px;outline:none;line-height:1.48}.editor img{max-width:100%;height:auto;display:block;margin:10px 0;border:2px solid transparent;cursor:pointer}.editor img.selected-image{border-color:#111}.editor table{border-collapse:collapse;width:100%;margin:12px 0}.editor td,.editor th{border:1px solid #777;padding:6px}.editor pre{background:#ededed;border:1px solid #ccc;padding:10px;white-space:pre-wrap}.editor blockquote{border-left:4px solid #888;margin-left:0;padding-left:12px;color:#555}.editor .task-item{display:block}.attachments-section{border-top:1px solid #ccc;padding:14px 28px 30px}.attachment-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid #ddd}.attachment-row a{color:#111}.toast{position:fixed;right:20px;bottom:20px;z-index:200;background:#111;color:#fff;padding:12px 16px;border-radius:8px;box-shadow:var(--shadow)}dialog{width:min(720px,calc(100% - 30px));max-height:86vh;overflow:auto;background:#1d1d1d;color:#fff;border:1px solid #555;border-radius:12px;box-shadow:var(--shadow);padding:18px}dialog::backdrop{background:rgba(0,0,0,.68)}.large-dialog{width:min(1050px,calc(100% - 30px))}.small-dialog{width:min(430px,calc(100% - 30px))}.dialog-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #444;margin-bottom:14px}.dialog-head button{font-size:22px;border:0;background:transparent}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}dialog label{display:block;margin:8px 0}dialog input,dialog select{width:100%;padding:9px;background:#111;color:#fff;border:1px solid #555;border-radius:6px}.stack-list{display:grid;gap:8px}.stack-item{border:1px solid #444;background:#252525;padding:10px;border-radius:8px}.stack-item-head{display:flex;justify-content:space-between;gap:10px;align-items:center}.stack-item-actions{display:flex;gap:6px;flex-wrap:wrap}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.tabs{display:flex;gap:6px;border-bottom:1px solid #444;margin-bottom:14px}.tab.active{background:#fff;color:#111}.tab-content{display:none}.tab-content.active{display:block}.backup-actions{display:flex;gap:10px;align-items:center}.file-button input{display:none}.draw-dialog{width:min(1000px,calc(100% - 20px))}.draw-tools{display:flex;gap:7px;align-items:center;flex-wrap:wrap;padding:8px;background:#222}.draw-tools select,.draw-tools input{width:auto;margin:0}.canvas-wrap{height:620px;background:#fff}.canvas-wrap canvas{width:100%;height:100%;touch-action:none;display:block}.full-draw{position:fixed;inset:0;z-index:150;background:#fff;display:flex;flex-direction:column}.full-draw .draw-tools{color:#fff}.full-draw canvas{flex:1;width:100%;height:100%;touch-action:none}.media-resize-overlay{position:fixed;z-index:145;border:2px solid #111;box-shadow:0 0 0 1px rgba(255,255,255,.9);pointer-events:none}.media-resize-overlay.resizing{border-style:dashed}.media-size-label{position:absolute;right:-2px;top:-29px;background:#111;color:#fff;border-radius:5px;padding:4px 7px;font-size:12px;white-space:nowrap;box-shadow:0 2px 8px rgba(0,0,0,.3)}.media-resize-handle{position:absolute;right:-10px;bottom:-10px;width:20px;height:20px;padding:0;border:2px solid #111;border-radius:4px;background:#fff;cursor:nwse-resize;pointer-events:auto;touch-action:none}.media-resize-handle:hover{background:#ddd}.mobile-only{display:none}.icon-button{font-size:20px}

.desktop-only{display:inline-block}.folder-toggle-button{white-space:nowrap}.editor-pane.editor-fullscreen{position:fixed;inset:0;z-index:140;width:100vw;height:100vh;overflow:auto;background:#d7d7d7}.editor-pane.editor-fullscreen .editor-area{min-height:100vh}.editor-pane.editor-fullscreen .editor{min-height:calc(100vh - 225px)}body.editor-fullscreen-active{overflow:hidden}#fullscreenButton.active{background:#111;color:#fff}@media(min-width:851px){.workspace.folders-hidden{grid-template-columns:0 310px minmax(0,1fr)}.workspace.folders-hidden .folder-pane{display:none}}
@media(max-width:1100px){.workspace{grid-template-columns:230px 280px minmax(0,1fr)}.form-grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.top-actions button{padding:7px}.save-status{display:none}}
@media(max-width:850px){.mobile-only{display:inline-block}.desktop-only{display:none!important}.topbar{gap:8px}.brand span:last-child{display:none}.top-actions #accountButton,.top-actions #adminButton{display:none}.workspace{grid-template-columns:270px minmax(0,1fr)}.folder-pane{position:fixed;left:-280px;top:60px;bottom:0;width:270px;z-index:50;transition:left .2s}.folder-pane.open{left:0}.note-list-pane{grid-column:1}.editor-pane{grid-column:2}.note-meta{flex-direction:column}.toolbar{position:relative}.editor{padding:18px}.form-grid{grid-template-columns:1fr}}
@media(max-width:620px){.workspace{display:block;overflow:auto}.note-list-pane{height:36vh}.editor-pane{height:64vh}.top-search{display:none}.topbar{justify-content:space-between}.note-header{align-items:flex-start;flex-direction:column}.note-actions{width:100%}.editor{min-height:420px}.form-grid.four{grid-template-columns:1fr}.canvas-wrap{height:480px}}