:root{--color-bg:#fff;--color-text:#1a1a1a;--color-primary:#2563eb;--color-border:#e5e7eb;--color-muted:#6b7280}@media (prefers-color-scheme:dark){:root{--color-bg:#0f172a;--color-text:#e2e8f0;--color-primary:#3b82f6;--color-border:#334155;--color-muted:#94a3b8}}*,:before,:after{box-sizing:border-box;margin:0}body{background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.layout{flex-direction:column;min-height:100vh;display:flex}.header{border-bottom:1px solid var(--color-border);flex-shrink:0;justify-content:space-between;align-items:center;padding:.75rem 1.5rem;display:flex}.logo{color:var(--color-text);font-size:1.25rem;font-weight:700}.logo:hover{text-decoration:none}.layout-body{flex:1;display:flex;overflow:hidden}.main{flex:1;width:100%;max-width:960px;margin:0 auto;padding:2rem;overflow-y:auto}.sidebar{border-right:1px solid var(--color-border);background:var(--color-bg);flex-direction:column;flex-shrink:0;width:260px;display:flex;overflow-y:auto}.sidebar--collapsed{border-right:1px solid var(--color-border);flex-direction:column;flex-shrink:0;align-items:center;width:44px;padding-top:.5rem;display:flex}.sidebar-toggle{color:var(--color-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px 6px;font-size:1.1rem;line-height:1}.sidebar-toggle:hover{background:var(--color-border);color:var(--color-text)}.sidebar-header{flex-shrink:0;justify-content:space-between;align-items:center;padding:.75rem .75rem .5rem;display:flex}.sidebar-header-actions{align-items:center;gap:2px;display:flex}.sidebar-heading,.sidebar-subheading{text-transform:uppercase;letter-spacing:.05em;color:var(--color-muted);font-size:.7rem;font-weight:600}.sidebar-icon-btn{color:var(--color-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 6px;font-size:1.1rem;line-height:1}.sidebar-icon-btn:hover{background:var(--color-border);color:var(--color-text)}.sidebar-new-form{gap:4px;padding:0 .75rem .5rem;display:flex}.sidebar-input{border:1px solid var(--color-border);background:var(--color-bg);min-width:0;color:var(--color-text);border-radius:4px;flex:1;padding:4px 8px;font-size:.8rem}.sidebar-input:focus{border-color:var(--color-primary);outline:none}.sidebar-create-btn{background:var(--color-primary);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:4px;padding:4px 10px;font-size:.8rem}.sidebar-create-btn:disabled{opacity:.5;cursor:not-allowed}.sidebar-loading,.sidebar-empty{color:var(--color-muted);padding:.75rem;font-size:.8rem}.sidebar-space-list{margin:0;padding:0;list-style:none}.sidebar-space-item{width:100%;color:var(--color-text);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:6px;padding:6px 12px;font-size:.85rem;display:flex}.sidebar-space-item:hover{background:var(--color-border)}.sidebar-space-item--active{background:var(--color-border);font-weight:600}.sidebar-space-icon{flex-shrink:0;font-size:.9rem}.sidebar-space-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.sidebar-space-badge{background:var(--color-primary);color:#fff;border-radius:3px;flex-shrink:0;padding:1px 5px;font-size:.65rem;font-weight:600}.sidebar-docs{border-top:1px solid var(--color-border);flex-direction:column;flex:1;margin-top:.25rem;display:flex;overflow-y:auto}.sidebar-docs-header{justify-content:space-between;align-items:center;padding:.5rem .75rem .25rem;display:flex}.doc-tree-list{margin:0;padding:0;list-style:none}.doc-tree-item{margin:0}.doc-tree-button{width:100%;color:var(--color-text);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:4px;padding:4px 8px;font-size:.8rem;display:flex}.doc-tree-button:hover{background:var(--color-border)}.doc-tree-button--active{background:var(--color-border);font-weight:600}.doc-tree-toggle{color:var(--color-muted);cursor:pointer;text-align:center;flex-shrink:0;width:12px;font-size:.7rem}.doc-tree-icon{flex-shrink:0;font-size:.75rem}.doc-tree-title{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}@media (width<=768px){.sidebar{z-index:100;position:fixed;top:0;bottom:0;left:0;box-shadow:2px 0 8px #00000026}.sidebar--collapsed{box-shadow:none;position:static}}.home h1{margin-bottom:.5rem;font-size:2.5rem}.home p{color:var(--color-muted);margin-bottom:1.5rem}.not-found{text-align:center;padding-top:4rem}.not-found h1{color:var(--color-muted);font-size:4rem}.editor-page{flex-direction:column;height:calc(100vh - 60px);display:flex}.editor-header{border-bottom:1px solid var(--color-border);flex-shrink:0;justify-content:space-between;align-items:center;margin-bottom:.5rem;padding-bottom:.75rem;display:flex}.editor-title{font-size:1.25rem;font-weight:600}.editor-header-actions{flex-shrink:0;align-items:center;gap:12px;display:flex}.editor-save-status{color:var(--color-muted);text-overflow:ellipsis;white-space:nowrap;max-width:300px;font-size:.8rem;overflow:hidden}.editor-save-status--saving{color:var(--color-primary)}.editor-save-status--saved{color:#16a34a}.editor-save-status--error{color:#dc2626}.editor-delete-btn{color:#dc2626;cursor:pointer;white-space:nowrap;background:0 0;border:1px solid #dc2626;border-radius:4px;padding:4px 12px;font-size:.8rem}.editor-delete-btn:hover{color:#fff;background:#dc2626}.editor-loading,.editor-error{text-align:center;color:var(--color-muted);flex-direction:column;align-items:center;gap:12px;padding-top:2rem;display:flex}.editor-error p{color:#dc2626}.editor-retry-btn{border:1px solid var(--color-border);color:var(--color-text);cursor:pointer;background:0 0;border-radius:4px;padding:6px 16px;font-size:.85rem}.editor-retry-btn:hover{background:var(--color-border)}.editor-spinner{border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:24px;height:24px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.backlink-panel{border-top:1px solid var(--color-border);flex-shrink:0;margin-top:.5rem}.backlink-panel-header{width:100%;color:var(--color-muted);cursor:pointer;text-transform:uppercase;letter-spacing:.04em;background:0 0;border:none;align-items:center;gap:6px;padding:8px 4px;font-size:.8rem;font-weight:600;display:flex}.backlink-panel-header:hover{color:var(--color-text)}.backlink-panel-chevron{font-size:.6rem;transition:transform .15s;display:inline-block}.backlink-panel-chevron--open{transform:rotate(90deg)}.backlink-panel-title{-webkit-user-select:none;user-select:none}.backlink-panel-body{flex-direction:column;gap:2px;max-height:200px;padding-bottom:8px;display:flex;overflow-y:auto}.backlink-panel-empty{color:var(--color-muted);margin:0;padding:4px;font-size:.8rem}.backlink-item{text-align:left;cursor:pointer;color:var(--color-text);background:0 0;border:none;border-radius:4px;flex-direction:column;gap:2px;padding:6px 8px;display:flex}.backlink-item:hover{background:var(--color-border)}.backlink-item-title{color:var(--color-primary);font-size:.85rem;font-weight:500}.backlink-item-context{color:var(--color-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.75rem;overflow:hidden}.confirm-dialog{border:1px solid var(--color-border);background:var(--color-bg);width:90vw;max-width:400px;color:var(--color-text);border-radius:8px;padding:1.5rem;box-shadow:0 8px 32px #0003}.confirm-dialog::backdrop{background:#0006}.confirm-dialog-title{margin-bottom:.5rem;font-size:1.1rem;font-weight:600}.confirm-dialog-message{color:var(--color-muted);margin-bottom:1.25rem;font-size:.9rem;line-height:1.5}.confirm-dialog-actions{justify-content:flex-end;gap:8px;display:flex}.confirm-dialog-btn{cursor:pointer;border:none;border-radius:4px;padding:6px 16px;font-size:.85rem}.confirm-dialog-btn--cancel{background:var(--color-border);color:var(--color-text)}.confirm-dialog-btn--cancel:hover{opacity:.8}.confirm-dialog-btn--confirm{background:var(--color-primary);color:#fff}.confirm-dialog-btn--danger{color:#fff;background:#dc2626}.confirm-dialog-btn--danger:hover{background:#b91c1c}.markdown-editor{border:1px solid var(--color-border);border-radius:6px;flex:1;overflow:auto}.markdown-editor .cm-editor{height:100%}.header-user{align-items:center;gap:8px;display:flex}.header-avatar{border-radius:50%;width:28px;height:28px}.header-username{color:var(--color-muted);font-size:.85rem}.header-settings-btn{border:1px solid var(--color-border);color:var(--color-muted);cursor:pointer;border-radius:4px;padding:4px 10px;font-size:.8rem;text-decoration:none}.header-settings-btn:hover{background:var(--color-border);color:var(--color-text);text-decoration:none}.header-logout-btn{border:1px solid var(--color-border);color:var(--color-muted);cursor:pointer;background:0 0;border-radius:4px;padding:4px 10px;font-size:.8rem}.header-logout-btn:hover{background:var(--color-border);color:var(--color-text)}.login-page{justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{text-align:center;width:90vw;max-width:400px;padding:3rem 2rem}.login-title{margin-bottom:.5rem;font-size:2.5rem;font-weight:700}.login-subtitle{color:var(--color-muted);margin-bottom:2rem;font-size:.95rem}.login-github-btn{color:#fff;cursor:pointer;background:#24292f;border:none;border-radius:6px;align-items:center;gap:8px;padding:10px 24px;font-size:.95rem;font-weight:500;transition:background .15s;display:inline-flex}.login-github-btn:hover{background:#1b1f23}.login-github-icon{flex-shrink:0}.auth-callback{min-height:100vh;color:var(--color-muted);flex-direction:column;justify-content:center;align-items:center;gap:12px;display:flex}.cmd-palette-overlay{z-index:200;background:#0006;justify-content:center;padding-top:15vh;display:flex;position:fixed;inset:0}.cmd-palette{background:var(--color-bg);border:1px solid var(--color-border);border-radius:12px;flex-direction:column;width:560px;max-width:90vw;max-height:420px;display:flex;overflow:hidden;box-shadow:0 16px 48px #00000040}.cmd-palette-input-wrapper{border-bottom:1px solid var(--color-border);align-items:center;gap:8px;padding:12px 16px;display:flex}.cmd-palette-search-icon{color:var(--color-muted);flex-shrink:0;font-size:1rem}.cmd-palette-input{color:var(--color-text);background:0 0;border:none;outline:none;flex:1;min-width:0;font-size:.95rem}.cmd-palette-input::placeholder{color:var(--color-muted)}.cmd-palette-kbd{border:1px solid var(--color-border);color:var(--color-muted);background:0 0;border-radius:4px;flex-shrink:0;padding:2px 6px;font-size:.65rem}.cmd-palette-body{flex:1;padding:4px 0;overflow-y:auto}.cmd-palette-section{padding:4px 0}.cmd-palette-section-title{text-transform:uppercase;letter-spacing:.05em;color:var(--color-muted);padding:4px 16px;font-size:.7rem;font-weight:600}.cmd-palette-status{text-align:center;color:var(--color-muted);padding:16px;font-size:.85rem}.cmd-palette-item{width:100%;color:var(--color-text);text-align:left;cursor:pointer;background:0 0;border:none;padding:8px 16px;font-size:.85rem;display:block}.cmd-palette-item:hover,.cmd-palette-item--selected{background:var(--color-border)}.cmd-palette-item-title{margin-bottom:2px;font-weight:500}.cmd-palette-item-meta{color:var(--color-muted);align-items:center;gap:8px;font-size:.75rem;display:flex}.cmd-palette-item-space{background:var(--color-border);border-radius:3px;flex-shrink:0;padding:1px 5px;font-size:.65rem}.cmd-palette-item-snippet{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.cmd-palette-item-snippet mark{color:var(--color-text);background:#2563eb40;border-radius:2px;padding:0 1px}.cmd-palette-recent-item{width:100%;color:var(--color-text);text-align:left;cursor:pointer;background:0 0;border:none;align-items:center;gap:8px;padding:6px 16px;font-size:.85rem;display:flex}.cmd-palette-recent-item:hover{background:var(--color-border)}.cmd-palette-recent-icon{color:var(--color-muted);flex-shrink:0;font-size:.8rem}.revision-panel{border-top:1px solid var(--color-border);flex-shrink:0;margin-top:.5rem}.revision-panel-header{width:100%;color:var(--color-muted);cursor:pointer;text-transform:uppercase;letter-spacing:.04em;background:0 0;border:none;align-items:center;gap:6px;padding:8px 4px;font-size:.8rem;font-weight:600;display:flex}.revision-panel-header:hover{color:var(--color-text)}.revision-panel-chevron{font-size:.6rem;transition:transform .15s;display:inline-block}.revision-panel-chevron--open{transform:rotate(90deg)}.revision-panel-title{-webkit-user-select:none;user-select:none}.revision-panel-body{flex-direction:column;gap:4px;max-height:400px;padding-bottom:8px;display:flex;overflow-y:auto}.revision-panel-empty{color:var(--color-muted);margin:0;padding:4px;font-size:.8rem}.revision-panel-error{color:#dc2626;margin:0;padding:4px;font-size:.8rem}.revision-back-btn{color:var(--color-primary);cursor:pointer;text-align:left;background:0 0;border:none;margin-bottom:4px;padding:4px 8px;font-size:.8rem}.revision-back-btn:hover{text-decoration:underline}.revision-item{border:1px solid var(--color-border);border-radius:4px;margin-bottom:2px;padding:8px}.revision-item--current{border-color:var(--color-primary)}.revision-item-header{align-items:center;gap:8px;font-size:.8rem;display:flex}.revision-item-number{color:var(--color-text);font-weight:600}.revision-item-badge{background:var(--color-primary);color:#fff;border-radius:3px;padding:1px 5px;font-size:.65rem;font-weight:600}.revision-item-date{color:var(--color-muted);margin-left:auto;font-size:.75rem}.revision-item-message{color:var(--color-muted);margin:4px 0 0;font-size:.8rem;font-style:italic}.revision-item-actions{gap:6px;margin-top:6px;display:flex}.revision-action-btn{border:1px solid var(--color-border);color:var(--color-text);cursor:pointer;background:0 0;border-radius:3px;padding:2px 8px;font-size:.75rem}.revision-action-btn:hover{background:var(--color-border)}.revision-action-btn--revert{color:#f59e0b;border-color:#f59e0b}.revision-action-btn--revert:hover{color:#fff;background:#f59e0b}.revision-action-btn:disabled{opacity:.5;cursor:not-allowed}.revision-preview-header{margin-bottom:8px}.revision-preview-title{color:var(--color-text);font-size:.85rem;font-weight:600}.revision-preview-content{background:var(--color-border);white-space:pre-wrap;word-wrap:break-word;border-radius:6px;margin:0;padding:12px;font-family:SF Mono,Fira Code,Fira Mono,Roboto Mono,monospace;font-size:.8rem;line-height:1.5;overflow-x:auto}.revision-diff-header{margin-bottom:8px}.revision-diff-title{color:var(--color-text);font-size:.85rem;font-weight:600}.conflict-dialog{border:1px solid var(--color-border);background:var(--color-bg);width:92vw;max-width:720px;max-height:85vh;color:var(--color-text);border-radius:10px;flex-direction:column;padding:0;display:flex;box-shadow:0 12px 48px #00000040}.conflict-dialog::backdrop{background:#00000080}.conflict-dialog-header{border-bottom:1px solid var(--color-border);padding:1.25rem 1.5rem 1rem}.conflict-dialog-title{color:#dc2626;margin-bottom:.35rem;font-size:1.15rem;font-weight:700}.conflict-dialog-desc{color:var(--color-muted);font-size:.85rem;line-height:1.5}.conflict-tabs{border-bottom:1px solid var(--color-border);gap:0;display:flex}.conflict-tab{color:var(--color-muted);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;padding:.6rem 1rem;font-size:.85rem;font-weight:500;transition:color .15s,border-color .15s}.conflict-tab:hover{color:var(--color-text)}.conflict-tab--active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.conflict-body{flex:1;min-height:0;padding:1rem 1.5rem;overflow-y:auto}.conflict-preview-label{color:var(--color-muted);margin-bottom:.75rem;font-size:.85rem;line-height:1.5}.conflict-diff-container{max-height:45vh;overflow-y:auto}.conflict-merge-editor{border:1px solid var(--color-border);background:var(--color-bg);width:100%;min-height:200px;max-height:45vh;color:var(--color-text);resize:vertical;tab-size:2;border-radius:6px;padding:.75rem;font-family:SF Mono,Fira Code,Fira Mono,Roboto Mono,monospace;font-size:.8rem;line-height:1.6}.conflict-merge-editor:focus{outline:2px solid var(--color-primary);outline-offset:-1px}.conflict-merge-warning{color:#dc2626;background:#ef44441a;border:1px solid #ef44444d;border-radius:4px;margin-top:.5rem;padding:.5rem .75rem;font-size:.8rem;line-height:1.4}.conflict-dialog-actions{border-top:1px solid var(--color-border);justify-content:flex-end;gap:8px;padding:1rem 1.5rem;display:flex}.conflict-btn{cursor:pointer;border:none;border-radius:5px;padding:7px 18px;font-size:.85rem;font-weight:500;transition:opacity .15s}.conflict-btn:disabled{opacity:.5;cursor:not-allowed}.conflict-btn--cancel{background:var(--color-border);color:var(--color-text)}.conflict-btn--cancel:hover{opacity:.8}.conflict-btn--resolve{background:var(--color-primary);color:#fff}.conflict-btn--resolve:hover:not(:disabled){opacity:.9}@media (prefers-color-scheme:dark){.conflict-dialog-title{color:#f87171}.conflict-merge-warning{color:#f87171;background:#ef444414}}.sync-conflict-counter{color:var(--color-primary);font-weight:600}.sync-conflict-error{color:#ef4444;background:#ef44441a;border-radius:6px;margin:0 24px;padding:8px 12px;font-size:.85rem}@media (prefers-color-scheme:dark){.sync-conflict-error{color:#f87171;background:#ef444426}}.diff-viewer{border:1px solid var(--color-border);border-radius:6px;font-family:SF Mono,Fira Code,Fira Mono,Roboto Mono,monospace;font-size:.8rem;line-height:1.5;overflow-x:auto}.diff-line{min-height:1.5em;padding:0 8px;display:flex}.diff-line--insert{color:#16a34a;background:#22c55e26}.diff-line--delete{color:#dc2626;background:#ef444426}.diff-line--equal{color:var(--color-text)}.diff-line-prefix{text-align:center;-webkit-user-select:none;user-select:none;width:16px;color:inherit;opacity:.7;flex-shrink:0}.diff-line-content{white-space:pre-wrap;word-wrap:break-word}@media (prefers-color-scheme:dark){.diff-line--insert{color:#4ade80;background:#22c55e1a}.diff-line--delete{color:#f87171;background:#ef44441a}.revision-action-btn--revert{color:#fbbf24;border-color:#fbbf24}}.settings-page{max-width:720px}.settings-title{margin-bottom:2rem;font-size:1.5rem;font-weight:700}.settings-section{margin-bottom:2rem}.settings-section-header{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.settings-section-title{font-size:1.1rem;font-weight:600}.settings-error{color:#dc2626;background:#dc262614;border-radius:6px;margin-bottom:1rem;padding:8px 12px;font-size:.85rem}.settings-loading,.settings-empty{color:var(--color-muted);padding:1rem 0;font-size:.9rem}.settings-btn{cursor:pointer;border:none;border-radius:5px;padding:6px 14px;font-size:.85rem;font-weight:500;transition:opacity .15s}.settings-btn:disabled{opacity:.5;cursor:not-allowed}.settings-btn--primary{background:var(--color-primary);color:#fff}.settings-btn--primary:hover:not(:disabled){opacity:.9}.settings-btn--secondary{background:var(--color-border);color:var(--color-text)}.settings-btn--secondary:hover{opacity:.8}.settings-btn--danger{color:#fff;background:#dc2626}.settings-btn--danger:hover:not(:disabled){background:#b91c1c}.settings-btn--small{padding:3px 10px;font-size:.8rem}.settings-key-banner{background:#22c55e14;border:1px solid #22c55e4d;border-radius:8px;margin-bottom:1rem;padding:12px 16px}.settings-key-banner-text{color:#16a34a;margin-bottom:8px;font-size:.85rem;font-weight:500}.settings-key-banner-value{align-items:center;gap:8px;display:flex}.settings-key-code{background:var(--color-bg);border:1px solid var(--color-border);word-break:break-all;border-radius:4px;flex:1;padding:6px 10px;font-family:SF Mono,Fira Code,Fira Mono,monospace;font-size:.85rem}.settings-create-form{border:1px solid var(--color-border);border-radius:8px;margin-bottom:1rem;padding:16px}.settings-form-row{margin-bottom:12px}.settings-label{margin-bottom:4px;font-size:.85rem;font-weight:500;display:block}.settings-input,.settings-select{border:1px solid var(--color-border);background:var(--color-bg);width:100%;color:var(--color-text);border-radius:5px;padding:7px 10px;font-size:.9rem}.settings-input:focus,.settings-select:focus{outline:2px solid var(--color-primary);outline-offset:-1px}.settings-form-actions{justify-content:flex-end;gap:8px;display:flex}.settings-key-table{border-collapse:collapse;width:100%;font-size:.85rem}.settings-key-table th{text-align:left;border-bottom:2px solid var(--color-border);color:var(--color-muted);text-transform:uppercase;letter-spacing:.04em;padding:8px 12px;font-size:.8rem;font-weight:600}.settings-key-table td{border-bottom:1px solid var(--color-border);vertical-align:middle;padding:10px 12px}.settings-key-name{font-weight:500}.settings-key-date{color:var(--color-muted);font-size:.8rem}.settings-scope-badge{border-radius:10px;padding:2px 8px;font-size:.75rem;font-weight:500;display:inline-block}.settings-scope-badge--read{color:var(--color-primary);background:#2563eb1a}.settings-scope-badge--write{color:#ca8a04;background:#eab3081f}@media (prefers-color-scheme:dark){.settings-error{color:#f87171;background:#dc26261f}.settings-key-banner{background:#22c55e0f;border-color:#22c55e33}.settings-key-banner-text{color:#4ade80}.settings-scope-badge--write{color:#facc15}}.offline-indicator{color:#1a1a1a;text-align:center;background:#f59e0b;flex-shrink:0;padding:6px 16px;font-size:.85rem;font-weight:500}.offline-indicator--syncing{color:#fff;background:#3b82f6}.offline-indicator--error{color:#fff;background:#ef4444}.offline-indicator__progress{align-items:center;gap:12px;display:flex}.offline-indicator__bar{background:#ffffff4d;border-radius:3px;flex:1;max-width:200px;height:6px;overflow:hidden}.offline-indicator__bar-fill{background:#fff;border-radius:3px;height:100%;transition:width .3s}.offline-indicator__done{color:#d1fae5}@media (prefers-color-scheme:dark){.offline-indicator{color:#fef3c7;background:#b45309}.offline-indicator--syncing{color:#dbeafe;background:#1d4ed8}.offline-indicator--error{color:#fecaca;background:#b91c1c}}