.app-container{display:flex;flex-direction:column;height:100vh;width:100vw;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s,color .3s}.app-header{height:50px;display:flex;justify-content:space-between;align-items:center;padding:0 1rem;border-bottom:1px solid var(--border-color);background-color:var(--bg-secondary)}.header-left,.header-right{display:flex;align-items:center;gap:1rem}.logo{color:var(--accent-color);display:flex;align-items:center}.file-info{display:flex;align-items:center;gap:.5rem}.file-name{font-weight:500;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px;cursor:text}.file-name-input{background:transparent;border:1px solid var(--border-color);color:var(--text-primary);font-size:.9rem;padding:2px 4px;border-radius:4px;outline:none;width:200px}.file-name-input:focus{border-color:var(--primary-color)}@media (max-width: 768px){.file-name{max-width:120px}.header-left,.header-right{gap:.5rem}.font-controls{display:none}}.app-main{flex:1;overflow:hidden;position:relative}.font-controls{display:flex;align-items:center;gap:8px;margin-right:12px;padding-right:12px;border-right:1px solid var(--border-color)}.icon-btn{background:none;border:none;color:var(--text-secondary);padding:.4rem;cursor:pointer;border-radius:4px;display:flex;align-items:center;justify-content:center}.icon-btn:hover{background-color:var(--hover-bg);color:var(--text-primary)}.login-btn{display:flex;align-items:center;background-color:var(--accent-color);color:#fff;border:none;padding:.4rem .8rem;border-radius:4px;font-size:.9rem;cursor:pointer}.login-btn:hover{filter:brightness(1.1)}.user-profile{cursor:pointer}.avatar,.avatar-placeholder{width:32px;height:32px;border-radius:50%;object-fit:cover}.avatar-placeholder{background-color:var(--accent-color);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}.font-select,.font-size-select{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:4px;padding:.3rem;font-size:.85rem;cursor:pointer;outline:none}.font-select:focus,.font-size-select:focus{border-color:var(--accent-color)}.app-header{position:relative;z-index:100}.mobile-only{display:none!important}.desktop-only{display:flex!important}.mobile-menu{position:absolute;top:100%;right:0;width:250px;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-top:none;box-shadow:0 4px 6px #0000001a;padding:1rem;display:flex;flex-direction:column;gap:.75rem;z-index:1000;border-bottom-left-radius:8px}.mobile-menu-section{display:flex;flex-direction:column;gap:.25rem}.mobile-menu-section label{font-size:.75rem;color:var(--text-secondary);text-transform:uppercase;font-weight:700}.mobile-menu-divider{height:1px;background-color:var(--border-color);margin:.25rem 0}.mobile-menu-row{display:flex;align-items:center;justify-content:space-between}.mobile-menu-user{display:flex;align-items:center;gap:.5rem;cursor:pointer;padding:.5rem;border-radius:4px}.mobile-menu-user:hover{background-color:var(--hover-bg)}.full-width{width:100%;justify-content:center}@media (max-width: 768px){.desktop-only{display:none!important}.mobile-only{display:flex!important}.file-name{max-width:120px}}.user-profile-container{position:relative}.profile-dropdown{position:absolute;top:100%;right:0;margin-top:.5rem;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;box-shadow:0 4px 6px #0000001a;min-width:200px;z-index:1000;overflow:hidden}.profile-info{padding:1rem;border-bottom:1px solid var(--border-color)}.profile-name{font-weight:600;font-size:.9rem;color:var(--text-primary)}.profile-email{font-size:.8rem;color:var(--text-secondary);margin-top:.25rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.profile-menu-item{display:flex;align-items:center;width:100%;padding:.75rem 1rem;border:none;background:none;color:var(--text-primary);font-size:.9rem;cursor:pointer;text-align:left}.profile-menu-item:hover{background-color:var(--hover-bg);color:var(--accent-color)}.split-pane-container{display:flex;width:100%;height:100%;overflow:hidden}.split-pane-left,.split-pane-right{height:100%;overflow:hidden}.split-pane-divider{width:5px;background-color:var(--border-color, #444);cursor:col-resize;display:flex;justify-content:center;align-items:center;transition:background-color .2s;z-index:10}.split-pane-divider:hover,.split-pane-divider:active{background-color:var(--accent-color, #646cff)}.divider-handle{width:2px;height:20px;background-color:#ffffff80;border-radius:1px}.editor-wrapper{height:100%;width:100%;overflow:hidden;display:flex;flex-direction:column}.editor-container{height:100%!important;font-size:16px}.cm-editor{height:100%!important}.cm-scroller{overflow:auto!important;height:100%!important}.cm-content{min-height:100%;padding:24px 32px!important;max-width:none;margin:0}.cm-gutters{background-color:var(--bg-secondary);border-right:none!important}pre code.hljs{display:block;overflow-x:auto;padding:1em}code.hljs{padding:3px 5px}/*!
  Theme: GitHub Dark
  Description: Dark theme as seen on github.com
  Author: github.com
  Maintainer: @Hirse
  Updated: 2021-05-15

  Outdated base version: https://github.com/primer/github-syntax-dark
  Current colors taken from GitHub's CSS
*/.hljs{color:#c9d1d9;background:#0d1117}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#ff7b72}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#d2a8ff}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-variable,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id{color:#79c0ff}.hljs-regexp,.hljs-string,.hljs-meta .hljs-string{color:#a5d6ff}.hljs-built_in,.hljs-symbol{color:#ffa657}.hljs-comment,.hljs-code,.hljs-formula{color:#8b949e}.hljs-name,.hljs-quote,.hljs-selector-tag,.hljs-selector-pseudo{color:#7ee787}.hljs-subst{color:#c9d1d9}.hljs-section{color:#1f6feb;font-weight:700}.hljs-bullet{color:#f2cc60}.hljs-emphasis{color:#c9d1d9;font-style:italic}.hljs-strong{color:#c9d1d9;font-weight:700}.hljs-addition{color:#aff5b4;background-color:#033a16}.hljs-deletion{color:#ffdcd7;background-color:#67060c}.preview-container{height:100%;overflow-y:auto;padding:32px 48px;font-family:var(--preview-font, sans-serif);font-size:var(--preview-font-size, 16px);line-height:1.6;color:var(--text-primary);background-color:var(--bg-primary)}.preview-container{scroll-behavior:auto}.markdown-body{max-width:none;margin:0}.markdown-body img{max-width:100%}.markdown-body pre{background-color:#2b2b2b;padding:1rem;border-radius:4px;overflow-x:auto}.markdown-body blockquote{border-left:4px solid var(--accent-color);margin-left:0;padding-left:1rem;color:var(--text-secondary)}.file-picker-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.file-picker-modal{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:8px;width:90%;max-width:500px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 4px 20px #0000004d}.file-picker-header{display:flex;justify-content:space-between;align-items:center;padding:1rem;border-bottom:1px solid var(--border-color)}.file-picker-header h2{margin:0;font-size:1.2rem}.header-actions{display:flex;align-items:center;gap:.5rem}.close-btn{background:none;border:none;padding:.2rem;cursor:pointer;color:var(--text-secondary)}.close-btn:hover{color:var(--text-primary)}.new-file-btn{background-color:var(--accent-color);color:#fff;border:none;padding:.3rem .6rem;border-radius:4px;font-size:.85rem;cursor:pointer}.new-file-btn:hover{filter:brightness(1.1)}.header-title-row{display:flex;justify-content:space-between;align-items:center;padding:16px}.breadcrumb-row{display:flex;align-items:center;padding:8px 16px;background-color:var(--bg-tertiary);font-size:.85rem;color:var(--text-secondary);gap:8px}.back-btn{background:none;border:none;cursor:pointer;color:var(--text-primary);display:flex;align-items:center;padding:4px}.back-btn:hover{background-color:#ffffff1a;border-radius:4px}.file-picker-content{flex:1;overflow-y:auto;padding:1rem}.file-list{flex:1;overflow-y:auto;padding:8px 0}.file-item{display:flex;align-items:center;padding:12px 24px;cursor:pointer;transition:background-color .2s;color:var(--text-primary)}.file-item:hover{background-color:var(--highlight-bg)}.file-item.is-folder{color:var(--primary-color)}.file-icon{margin-right:12px;color:var(--text-secondary);display:flex;align-items:center}.file-item.is-folder .file-icon{color:var(--primary-color)}.file-name-text{flex:1;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-date{font-size:.8rem;color:var(--text-secondary)}.loading,.empty-state{text-align:center;padding:2rem;color:var(--text-secondary)}:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--bg-primary: #ffffff;--bg-secondary: #f3f4f6;--text-primary: #1f2937;--text-secondary: #6b7280;--accent-color: #3b82f6;--border-color: #e5e7eb;--hover-bg: #e5e7eb}[data-theme=dark]{--bg-primary: #1e1e1e;--bg-secondary: #252526;--text-primary: #e5e7eb;--text-secondary: #9ca3af;--accent-color: #60a5fa;--border-color: #3f3f46;--hover-bg: #3f3f46}body{margin:0;padding:0;width:100vw;height:100vh;overflow:hidden;background-color:var(--bg-primary);color:var(--text-primary)}*{box-sizing:border-box}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}