:root{--desk-bg:#d7cebe;--desk-pattern-1:#d0c6b5;--paper-bg:#fffde8;--paper-cream:#faf7eb;--paper-line:rgba(70,100,160,.18);--paper-margin:rgba(210,60,60,.45);--manila-tab:#e4d8b9;--manila-tab-hover:#ece2c8;--manila-tab-active:#fffde8;--folder-border:#9f9175;--folder-border-dark:#6f644f;--text-main:#2b2723;--text-muted:#6f685f;--retro-blue:#1c3d5a;--retro-btn-bg:#eae4d5;--retro-btn-border-light:#fff;--retro-btn-border-dark:#706b60;--retro-statusbar-bg:#ded7c7;--font-ui:"Trebuchet MS",Tahoma,"MS Sans Serif",-apple-system,sans-serif;--font-typewriter:"Courier New",Courier,"Lucida Console",Monaco,monospace;--font-serif:Georgia,"Times New Roman",Times,serif}*{box-sizing:border-box;margin:0;padding:0}body,html{min-height:100vh;background-color:var(--desk-bg);background-image:radial-gradient(var(--desk-pattern-1) 15%,transparent 16%),radial-gradient(var(--desk-pattern-1) 15%,transparent 16%);background-size:20px 20px;background-position:0 0,10px 10px;color:var(--text-main);font-family:var(--font-ui);font-size:14px;line-height:1.4;-webkit-font-smoothing:antialiased}.desk-wrapper{max-width:1200px;margin:20px auto;padding:0 16px 30px}.retro-masthead{background:#f0ebd9;border:2px solid var(--folder-border-dark);box-shadow:2px 2px 0 rgba(0,0,0,.25);padding:12px 18px;margin-bottom:16px;justify-content:space-between;flex-wrap:wrap}.masthead-brand,.retro-masthead{display:flex;align-items:center;gap:12px}.masthead-stamp{background:#9c2e2e;color:#fff;font-family:var(--font-typewriter);font-size:11px;font-weight:700;padding:3px 6px;letter-spacing:1px;border:1px dashed #fff;box-shadow:1px 1px 2px rgba(0,0,0,.3);text-transform:uppercase}.masthead-title{font-family:var(--font-serif);font-size:24px;font-weight:700;letter-spacing:.5px;color:#1a1612;text-shadow:1px 1px 0 #fff}.masthead-subtitle{font-size:12px;color:var(--text-muted);font-style:italic;font-family:var(--font-serif)}.masthead-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.masthead-date{font-family:var(--font-typewriter);font-size:12px;color:#3b3730;background:#e2dbca;padding:4px 8px;border-color:#9a9485 #fff #fff #9a9485;border-style:inset;border-width:1px}.retro-btn{font-family:var(--font-ui);font-size:13px;font-weight:700;color:#222;background:var(--retro-btn-bg);border-top:2px solid var(--retro-btn-border-light);border-left:2px solid var(--retro-btn-border-light);border-right:2px solid var(--retro-btn-border-dark);border-bottom:2px solid var(--retro-btn-border-dark);padding:5px 12px;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none;display:inline-flex;align-items:center;justify-content:center;gap:6px;box-shadow:1px 1px 0 #333;text-decoration:none}.retro-btn:hover{background:#f4eee0}.retro-btn:active{border-top:2px solid var(--retro-btn-border-dark);border-left:2px solid var(--retro-btn-border-dark);border-right:2px solid var(--retro-btn-border-light);border-bottom:2px solid var(--retro-btn-border-light);box-shadow:none;transform:translate(1px,1px)}.retro-btn.primary{background:#dbe7db;color:#0d3810}.retro-btn.primary:hover{background:#e7f2e7}.retro-btn.danger{background:#f4dcd9;color:#631713}.retro-btn.danger:hover{background:#fae6e4}.retro-btn.small{font-size:11px;padding:2px 7px}.notebook-binder{background:#503d2e;border:3px solid #2d2118;box-shadow:4px 6px 12px rgba(0,0,0,.35);padding:10px 10px 0;border-radius:4px;position:relative}.binder-spine{display:flex;align-items:center;justify-content:space-between;padding:4px 10px 8px;color:#f1e7d0;font-size:11px;font-family:var(--font-typewriter);letter-spacing:1px;text-transform:uppercase;border-bottom:1px solid #3c2d22;margin-bottom:8px}.binder-rings{display:flex;gap:40px}.binder-ring{width:14px;height:24px;background:linear-gradient(90deg,#7b7b7b,#f3f3f3 45%,#fff 55%,#666);border:1px solid #333;border-radius:4px;box-shadow:inset 0 2px 3px rgba(0,0,0,.5),1px 2px 4px rgba(0,0,0,.4)}.section-tabs-bar{display:flex;align-items:flex-end;gap:4px;overflow-x:auto;overflow-y:hidden;padding-left:8px;padding-right:8px;padding-top:4px;scrollbar-width:none;-ms-overflow-style:none}.section-tabs-bar::-webkit-scrollbar{display:none;width:0;height:0}.section-tab{background:var(--manila-tab);border:2px solid var(--folder-border-dark);border-bottom:none;border-top-left-radius:6px;border-top-right-radius:6px;padding:7px 16px 6px;font-family:var(--font-serif);font-size:14px;font-weight:600;color:#423b32;cursor:pointer;position:relative;display:flex;align-items:center;gap:8px;transition:background-color .1s;white-space:nowrap}.section-tab:hover{background:var(--manila-tab-hover)}.section-tab.active{background:var(--paper-bg);color:#1a1612;font-weight:700;padding-bottom:9px;margin-bottom:-2px;z-index:10;border-top:3px solid #736147;box-shadow:0 -2px 5px rgba(0,0,0,.15)}.section-tab .tab-badge{font-family:var(--font-typewriter);font-size:11px;background:rgba(0,0,0,.08);padding:1px 5px;border-radius:3px;color:#40382d}.section-tab.active .tab-badge{background:#e8debe;font-weight:700}.section-tab-actions{display:inline-flex;gap:4px;margin-left:4px}.tab-action-btn{background:none;border:none;cursor:pointer;color:#665b4c;font-size:12px;padding:1px 3px;border-radius:2px;line-height:1}.tab-action-btn:hover{color:#b01c1c;background:rgba(0,0,0,.1)}.add-section-tab{background:#cfc19f;border:2px dashed #82755c;border-bottom:none;border-top-left-radius:6px;border-top-right-radius:6px;padding:6px 12px 5px;font-family:var(--font-ui);font-size:12px;font-weight:700;color:#443c2c;cursor:pointer;white-space:nowrap}.add-section-tab:hover{background:#ded1b0}.folder-body{background:var(--paper-bg);border-top:2px solid var(--folder-border-dark);border:2px solid var(--folder-border-dark);position:relative;z-index:5;display:flex;min-height:600px;box-shadow:inset 0 2px 4px rgba(0,0,0,.05)}.notes-sidebar{width:320px;background:#f7f3df;border-right:2px solid var(--folder-border);flex-shrink:0}.notes-sidebar,.sidebar-header{display:flex;flex-direction:column}.sidebar-header{padding:12px;background:#ede6ce;border-bottom:2px solid var(--folder-border);gap:8px}.sidebar-title-row{display:flex;justify-content:space-between;align-items:center}.sidebar-title{font-family:var(--font-serif);font-size:15px;font-weight:700;color:#383126;text-transform:uppercase;letter-spacing:.5px}.retro-input{font-family:var(--font-ui);font-size:12px;padding:5px 8px;background:#fff;border-color:#837a69 #d8d2c3 #d8d2c3 #837a69;border-style:inset;border-width:2px;color:#111;outline:none;width:100%}.retro-input:focus{background:#fffff6;border-top-color:#3d3a33;border-left-color:#3d3a33}.notes-list{list-style:none;overflow-y:auto;flex-grow:1;max-height:520px}.notes-list::-webkit-scrollbar{width:10px}.notes-list::-webkit-scrollbar-track{background:#ece5ce;border-left:1px solid #d4ccb4}.notes-list::-webkit-scrollbar-thumb{background:#b5a98e;border:2px solid #ece5ce}.note-item{padding:10px 14px;border-bottom:1px dashed #d5cbb3;cursor:pointer;transition:background .1s}.note-item:hover{background:#f0e8cb}.note-item.active{background:#fffde8;border-left:4px solid #8e2b2b;box-shadow:inset 2px 0 0 rgba(0,0,0,.05)}.note-item-title{font-family:var(--font-serif);font-size:14px;font-weight:700;color:#211c16;margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.note-item-meta{display:flex;justify-content:space-between;color:var(--text-muted)}.note-item-meta,.note-item-snippet{font-family:var(--font-typewriter);font-size:11px}.note-item-snippet{color:#696257;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:4px}.no-notes-msg{padding:30px 16px;text-align:center;font-family:var(--font-typewriter);font-size:12px;color:var(--text-muted);font-style:italic}.note-editor-pane{flex-grow:1;background-color:var(--paper-bg);display:flex;flex-direction:column;position:relative;min-width:0}.editor-toolstrip{display:flex;justify-content:space-between;align-items:center;padding:8px 16px;background:#f7f3db;border-bottom:2px solid #ded4b7;gap:12px;flex-wrap:wrap}.toolstrip-left,.toolstrip-right{display:flex;align-items:center;gap:8px}.save-indicator{font-family:var(--font-typewriter);font-size:11px;color:#625c4f;display:flex;align-items:center;gap:5px}.save-indicator.saving{color:#a45000;font-weight:700}.save-indicator.saved{color:#176a26}.notepad-sheet{flex-grow:1;padding:24px 28px 24px 44px;position:relative;display:flex;flex-direction:column;background-color:var(--paper-bg);background-image:repeating-linear-gradient(to bottom,transparent 0,transparent 27px,var(--paper-line) 28px);background-attachment:local}.notepad-sheet:before{content:"";position:absolute;top:0;bottom:0;left:32px;width:2px;background-color:var(--paper-margin);pointer-events:none}.note-title-input{font-family:var(--font-serif);font-size:20px;font-weight:700;color:#1b1712;background:transparent;outline:none;width:100%;padding-bottom:6px;border:none;border-bottom:2px solid rgba(0,0,0,.2);margin-bottom:12px}.note-title-input::placeholder{color:#9f9684;font-style:italic}.editor-format-bar{display:flex;align-items:center;gap:4px;padding:4px 16px;background:#ede5cf;border-bottom:1px solid #dcd1b3;flex-wrap:wrap}.format-btn{font-family:var(--font-ui);font-size:11px;font-weight:700;color:#2b2723;background:#eae4d5;border-color:#fff #706b60 #706b60 #fff;border-style:solid;border-width:1px;padding:3px 8px;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none;display:inline-flex;align-items:center;gap:4px}.format-btn:hover{background:#f5eedf}.format-btn.active,.format-btn:active{border-color:#706b60 #fff #fff #706b60;border-style:solid;border-width:1px;background:#ded7c6}.format-divider{width:1px;height:18px;background:#beaf93;margin:0 4px}.note-content-editable{font-family:var(--font-typewriter);font-size:14px;line-height:28px;color:#1a1714;background:transparent;border:none;outline:none;width:100%;flex-grow:1;min-height:400px;white-space:pre-wrap;word-break:break-word;padding-bottom:60px}.note-content-editable:empty:before{content:attr(data-placeholder);color:#9f9684;font-style:italic;pointer-events:none}.note-content-editable a,.notepad-sheet a{color:#00c!important;text-decoration:underline!important;text-underline-offset:2px;font-weight:600;cursor:pointer;background-color:rgba(220,235,255,.4);padding:0 2px;border-radius:2px;transition:background-color .1s,color .1s}.note-content-editable a:hover,.notepad-sheet a:hover{color:#8b0000!important;background-color:rgba(255,235,140,.7)!important}.note-content-editable a:visited,.notepad-sheet a:visited{color:#551a8b!important}.retro-link-popover{position:absolute;background:#fffef2;border-color:#fff #635b4b #635b4b #fff;border-style:solid;border-width:2px;box-shadow:2px 4px 10px rgba(0,0,0,.25);padding:5px 8px;font-family:var(--font-typewriter);font-size:11px;display:flex;align-items:center;gap:6px;z-index:100}.retro-link-popover a.link-preview{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#00c;text-decoration:underline}.popover-btn{background:#ede6d6;border-color:#fff #777 #777 #fff;border-style:solid;border-width:1px;padding:2px 6px;cursor:pointer;font-family:var(--font-ui);font-size:10px;font-weight:700;color:#222}.popover-btn:hover{background:#fbf5e7}.popover-btn:active{border-color:#777 #fff #fff #777;border-style:solid;border-width:1px}.retro-statusbar{margin-top:14px;background:var(--retro-statusbar-bg);border:2px solid var(--folder-border-dark);box-shadow:2px 2px 0 rgba(0,0,0,.2);flex-wrap:wrap;padding:4px;gap:4px;font-family:var(--font-typewriter);font-size:11px}.retro-statusbar,.status-panel{display:flex;align-items:center}.status-panel{background:#e9e3d4;border-color:#8c8574 #fff #fff #8c8574;border-style:inset;border-width:1px;padding:3px 8px;gap:6px;color:#3b362c;white-space:nowrap}.status-panel.grow{flex-grow:1}.neon-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.neon-dot.active{background:#11a434;box-shadow:0 0 4px #11a434}.neon-dot.demo{background:#d98218}.retro-modal-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.retro-modal-window{width:100%;max-width:440px;background:#ded8c9;border-color:#fff #5a5345 #5a5345 #fff;border-style:solid;border-width:2px;box-shadow:4px 6px 16px rgba(0,0,0,.5);padding:3px}.retro-modal-titlebar{background:linear-gradient(90deg,#1d3c5f,#3a628a);color:#fff;font-family:var(--font-ui);font-size:12px;letter-spacing:.5px;padding:4px 8px;justify-content:space-between}.retro-modal-close-btn,.retro-modal-titlebar{font-weight:700;display:flex;align-items:center}.retro-modal-close-btn{background:#d8d2c2;border-color:#fff #444 #444 #fff;border-style:solid;border-width:1px;color:#111;font-size:11px;width:18px;height:18px;line-height:14px;cursor:pointer;justify-content:center}.retro-modal-close-btn:active{border-color:#444 #fff #fff #444;border-style:solid;border-width:1px}.retro-modal-body{padding:16px;display:flex;flex-direction:column;gap:12px}.retro-modal-body label{font-weight:700;font-size:12px;color:#332d24}.retro-modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}.neon-tip-banner{background:#fdf5d6;border:1px solid #c8b06b;padding:8px 12px;font-size:12px;color:#55441b;margin-bottom:12px;display:flex;justify-content:space-between;align-items:center;font-family:var(--font-ui)}.neon-tip-banner code{background:#ede1b9;padding:2px 4px;font-family:var(--font-typewriter);font-weight:700}@media (max-width:768px){.folder-body{flex-direction:column}.notes-sidebar{width:100%;border-right:none;border-bottom:2px solid var(--folder-border);max-height:250px}.notes-list{max-height:180px}.masthead-title{font-size:20px}.notepad-sheet{padding:16px 16px 16px 36px}.notepad-sheet:before{left:24px}}@media print{body{background:#fff!important}.binder-spine,.editor-toolstrip,.neon-tip-banner,.notes-sidebar,.retro-masthead,.retro-statusbar,.section-tabs-bar{display:none!important}.notebook-binder{padding:0!important;background:transparent!important}.folder-body,.notebook-binder{border:none!important;box-shadow:none!important}.notepad-sheet{background-image:none!important;padding:0!important}.notepad-sheet:before{display:none!important}.note-title-input{border-bottom:2px solid #000!important}}