:root{--bg-primary: #1a1a1a;--bg-secondary: #2a2a2a;--bg-tertiary: #1e1e1e;--text-primary: #e5e5e5;--text-secondary: #b0b0b0;--text-tertiary: #888;--border-primary: #404040;--border-secondary: #555;--accent-primary: #007acc;--accent-secondary: rgba(0, 122, 204, .2);--accent-tertiary: rgba(0, 122, 204, .4);--editor-font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #f0f1f2;--text-primary: #1a1a1a;--text-secondary: #4a4a4a;--text-tertiary: #666;--border-primary: #e0e0e0;--border-secondary: #ccc;--accent-primary: #0066cc;--accent-secondary: rgba(0, 102, 204, .1);--accent-tertiary: rgba(0, 102, 204, .2)}[data-theme=dark]{--bg-primary: #1a1a1a;--bg-secondary: #2a2a2a;--bg-tertiary: #1e1e1e;--text-primary: #e5e5e5;--text-secondary: #b0b0b0;--text-tertiary: #888;--border-primary: #404040;--border-secondary: #555;--accent-primary: #007acc;--accent-secondary: rgba(0, 122, 204, .2);--accent-tertiary: rgba(0, 122, 204, .4)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;transition:background-color .3s ease,color .3s ease}#app{min-height:100vh;display:flex;flex-direction:column;position:relative}#toolbar{background:#f8f9facc;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-primary);padding:.75rem 2rem;display:flex;align-items:center;gap:.75rem;transition:all .3s ease;position:sticky;top:0;z-index:100}[data-theme=dark] #toolbar,[data-theme=system] #toolbar{background:#2a2a2acc}@media (prefers-color-scheme: light){[data-theme=system] #toolbar{background:#f8f9facc}}.icon-button{background:transparent;border:none;color:var(--text-primary);width:32px;height:32px;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .15s ease;flex-shrink:0}.icon-button:hover{background:var(--accent-primary);color:#fff}.icon-button:active{transform:scale(.95)}.toolbar-button{background:transparent;border:none;color:var(--text-primary);padding:.5rem .75rem;border-radius:6px;cursor:pointer;font-size:13px;display:flex;align-items:center;gap:.5rem;transition:background-color .15s ease;font-weight:500;flex-shrink:0;height:32px}.toolbar-button:hover{background:var(--accent-primary);color:#fff}.toolbar-button:active{transform:scale(.95)}#toolbar button:not(.icon-button):not(.toolbar-button){background:transparent;border:none;color:var(--text-primary);padding:.5rem .75rem;border-radius:6px;cursor:pointer;font-size:13px;transition:background-color .15s ease;flex-shrink:0;height:32px}#toolbar button:not(.icon-button):not(.toolbar-button):hover{background:var(--accent-primary);color:#fff}.toolbar-divider{width:1px;height:16px;background:var(--border-primary);margin:0 .25rem;opacity:.5;transition:background-color .3s ease;flex-shrink:0}.live-word-count{color:var(--text-tertiary);font-size:12px;transition:color .3s ease;opacity:.7;font-weight:400;flex-shrink:0;white-space:nowrap}.shortcut-hint{color:var(--text-tertiary);font-size:12px;margin-left:auto;transition:color .3s ease;opacity:.7;font-weight:400;flex-shrink:0}#editor-container{flex:1;max-width:800px;margin:0 auto;width:100%;background:transparent;border-radius:8px;border:1px solid transparent;transition:border-color .2s ease;cursor:text;overflow-y:auto;display:flex;flex-direction:column}.ProseMirror{outline:none;font-family:var(--editor-font-family);font-size:16px;line-height:1.7;width:100%;height:100%;min-height:100%;padding:2rem;margin:0;box-sizing:border-box}.ProseMirror h1,.ProseMirror h2,.ProseMirror h3,.ProseMirror h4,.ProseMirror h5,.ProseMirror h6{color:var(--text-primary);margin:1.5em 0 .5em;font-weight:600;transition:color .3s ease}.ProseMirror h1{font-size:2.2em}.ProseMirror h2{font-size:1.8em}.ProseMirror h3{font-size:1.5em}.ProseMirror h4{font-size:1.3em}.ProseMirror h5{font-size:1.1em}.ProseMirror h6{font-size:1em}.ProseMirror p{margin:1em 0}.ProseMirror blockquote{border-left:4px solid var(--accent-primary);padding-left:1rem;margin:1em 0;color:var(--text-secondary);font-style:italic;transition:border-color .3s ease,color .3s ease}.ProseMirror pre{background:var(--bg-tertiary);border:1px solid var(--border-primary);border-radius:4px;padding:1rem;margin:1em 0;overflow-x:auto;transition:background-color .3s ease,border-color .3s ease}.ProseMirror strong{font-weight:600;color:var(--text-primary);transition:color .3s ease}.ProseMirror em{font-style:italic;color:var(--text-primary);transition:color .3s ease}.ProseMirror code{background:var(--bg-tertiary);padding:.2em .4em;border-radius:3px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.9em;transition:background-color .3s ease}.ProseMirror a{color:var(--accent-primary);text-decoration:underline;transition:color .3s ease}.ProseMirror ul,.ProseMirror ol{margin:1em 0;padding-left:2em}.ProseMirror li{margin:.5em 0}.ProseMirror hr{border:none;border-top:2px solid var(--border-primary);margin:2em 0;transition:border-color .3s ease}.command-palette{position:fixed;top:20%;left:50%;transform:translate(-50%);background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:8px;box-shadow:0 10px 30px #0000004d;width:500px;max-width:90vw;z-index:1000;overflow:hidden;transition:background-color .3s ease,border-color .3s ease}[data-theme=light] .command-palette{box-shadow:0 10px 30px #0000001a}.command-palette.hidden{display:none}.command-input{width:100%;padding:1rem;background:transparent;border:none;outline:none;color:var(--text-primary);font-size:16px;border-bottom:1px solid var(--border-primary);transition:color .3s ease,border-color .3s ease}.command-input::placeholder{color:var(--text-tertiary);transition:color .3s ease}.command-suggestions{max-height:300px;overflow-y:auto}.suggestion-item{padding:.75rem 1rem;cursor:pointer;border-bottom:1px solid var(--border-primary);color:var(--text-primary)}.suggestion-item:hover{background-color:var(--accent-primary);color:#fff}.suggestion-item:last-child{border-bottom:none}.ProseMirror-selectednode{outline:2px solid var(--accent-primary);border-radius:2px}.ProseMirror ::selection{background:var(--accent-primary);color:#fff}.selection-menu{animation:fadeInUp .2s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.selection-menu-items{display:flex;align-items:center;background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:8px;padding:4px;box-shadow:0 8px 32px #0000004d;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}[data-theme=light] .selection-menu-items{box-shadow:0 8px 32px #0000001a;background:#f8f9faf2}.selection-menu-item{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;background:transparent;color:var(--text-primary);border-radius:6px;cursor:pointer;font-size:14px;transition:background-color .15s ease}.selection-menu-item:hover{background:var(--accent-primary);color:#fff}.selection-menu-item:active{transform:scale(.95)}.selection-menu-separator{width:1px;height:20px;background:var(--border-primary);margin:0 4px}.ai-command-highlight{background:var(--accent-secondary)!important;border-left:3px solid var(--accent-primary)!important;padding-left:.5rem!important;transition:all .2s ease!important;box-shadow:0 0 0 1px var(--accent-tertiary)!important;border-radius:4px!important}.ghost-text{color:var(--text-tertiary)!important;opacity:.6!important;pointer-events:none!important;-webkit-user-select:none!important;user-select:none!important;font-style:italic!important;position:relative!important}.ghost-text:before{content:"";position:absolute;left:-2px;top:50%;transform:translateY(-50%);width:1px;height:1em;background:var(--text-tertiary);opacity:.3;animation:ghostCursor 1s infinite}@keyframes ghostCursor{0%,50%{opacity:.3}51%,to{opacity:0}}.ProseMirror:focus .ghost-text:after{content:"Tab to accept";position:absolute;top:-25px;left:0;background:var(--bg-tertiary);color:var(--text-tertiary);padding:2px 6px;border-radius:3px;font-size:11px;font-style:normal;white-space:nowrap;opacity:0;animation:fadeInHint .3s ease 1s forwards;pointer-events:none;z-index:10;border:1px solid var(--border-primary)}@keyframes fadeInHint{to{opacity:1}}.ai-setup-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:2000}.ai-setup-modal{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:12px;padding:2rem;max-width:600px;width:90vw;max-height:80vh;overflow-y:auto;box-shadow:0 20px 40px #0000004d}.ai-setup-modal h2{color:var(--text-primary);margin-bottom:1rem;font-size:1.5rem}.ai-setup-modal p{color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.6}.setup-steps{margin:2rem 0}.setup-step{margin-bottom:2rem;padding:1rem;background:var(--bg-tertiary);border-radius:8px;border-left:3px solid var(--accent-primary)}.setup-step strong{color:var(--text-primary);display:block;margin-bottom:.5rem}.setup-step p{margin:.5rem 0;color:var(--text-secondary)}.setup-step code{background:var(--bg-primary);padding:.2em .4em;border-radius:3px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.9em}.setup-step pre{background:var(--bg-primary);padding:1rem;border-radius:4px;overflow-x:auto;margin:.5rem 0}.setup-step a{color:var(--accent-primary);text-decoration:none}.setup-step a:hover{text-decoration:underline}.setup-actions{display:flex;gap:1rem;justify-content:flex-end;margin-top:2rem}.skip-btn{background:var(--border-primary);border:none;color:var(--text-primary);padding:.75rem 1.5rem;border-radius:6px;cursor:pointer;font-size:14px;transition:background-color .2s ease}.skip-btn:hover{background:var(--border-secondary)}.primary-btn{background:var(--accent-primary);border:none;color:#fff;padding:.75rem 1.5rem;border-radius:6px;cursor:pointer;font-size:14px;text-decoration:none;transition:opacity .2s ease}.primary-btn:hover{opacity:.9}.font-selector{position:relative;display:inline-block}.font-selector-button{background:transparent;border:none;color:var(--text-primary);padding:.5rem .75rem;border-radius:6px;cursor:pointer;font-size:13px;display:flex;align-items:center;gap:.5rem;transition:background-color .15s ease;min-width:160px;height:32px;flex-shrink:0}.font-selector-button:hover{background:var(--accent-primary);color:#fff}.font-icon{font-weight:600;font-size:16px}.font-name{flex:1;text-align:left;font-size:13px}.font-arrow{font-size:10px;opacity:.7;transition:transform .2s ease}.font-dropdown{position:absolute;top:100%;left:0;background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:8px;box-shadow:0 8px 32px #0000004d;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);z-index:100;max-height:300px;overflow-y:auto;margin-top:4px;transition:background-color .3s ease,border-color .3s ease;min-width:220px}[data-theme=light] .font-dropdown{box-shadow:0 8px 32px #0000001a;background:#f8f9faf2}.font-option{padding:.75rem 1rem;cursor:pointer;display:flex;align-items:center;gap:.75rem;border-bottom:1px solid var(--border-primary);min-width:200px}.font-option:last-child{border-bottom:none}.font-option:hover{background-color:var(--accent-primary);color:#fff}.font-option.selected{background-color:var(--accent-secondary);color:var(--accent-primary)}.font-option.selected:hover{background-color:var(--accent-primary);color:#fff}.font-preview{font-weight:600;font-size:16px;min-width:24px}.font-label{flex:1;font-size:14px}.checkmark{font-size:12px;opacity:.8}.ProseMirror p.is-editor-empty:first-child:before{content:attr(data-placeholder);float:left;color:#888;pointer-events:none;height:0}@media (max-width: 768px){#editor-container,#editor{padding:1rem}.command-palette{width:350px}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-primary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-secondary)}[data-theme=light] ::-webkit-scrollbar-track{background:var(--bg-secondary)}[data-theme=light] ::-webkit-scrollbar-thumb{background:var(--border-secondary)}[data-theme=light] ::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.ai-generated-text{opacity:.6;background:#007acc1a;border-radius:2px;transition:opacity .3s ease,background-color .3s ease}