@charset "UTF-8";
:root{color-scheme:light;--bg:#f5f4fa;--side:#f1f0f7;--paper:#fff;--ink:#282635;--muted:#625d71;--faint:#8b8797;--line:#e7e5ee;--accent:#7160b8;--accent-hover:#6150a5;--accent-ink:#5d489b;--tint:#e7e1f6;--tint-soft:#f3f0fb;--green:#37765b;--warning:#80591e;--danger:#b84454;--shadow:0 16px 60px #30234d12;--sans:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;--editor-size:16px;--reading-width:800px;--control-radius:8px;--panel-radius:12px}
:root[data-theme="dark"]{color-scheme:dark;--bg:#20212a;--side:#24242f;--paper:#292a35;--ink:#eeedf5;--muted:#b0adbf;--faint:#aaa4b9;--line:#3c3b4b;--accent:#b6a4f5;--accent-hover:#c5b7f9;--accent-ink:#c6b5ff;--tint:#45405e;--tint-soft:#343044;--green:#95d2b3;--warning:#e4be79;--danger:#f499aa;--shadow:0 16px 60px #0002}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:14px;line-height:1.6}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button{color:inherit}button:disabled{cursor:not-allowed;opacity:.45}button,a,input,textarea,select{outline-offset:4px} :focus-visible{outline:2px solid var(--accent)}input,textarea{color:var(--ink)}button{transition:background .16s,color .16s,border-color .16s}button:active:not(:disabled){filter:brightness(.96)}button svg{flex-shrink:0}button{border:0}a{color:var(--accent)}[hidden]{display:none!important}.icon{display:inline-block;vertical-align:middle;flex-shrink:0}.skip-link{position:fixed;top:-80px;left:20px;z-index:99;background:var(--paper);padding:12px 20px;border:1px solid var(--accent);border-radius:8px}.skip-link:focus{top:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.noscript{padding:40px}.app-shell{display:flex;height:100dvh;min-height:560px;overflow:hidden}.sidebar{width:264px;flex-shrink:0;background:var(--side);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:34px 22px 18px;z-index:30}.brand{display:flex;align-items:center;gap:12px;padding:0 5px 30px}.brand-mark{height:40px;width:40px;border-radius:12px;background:var(--accent);color:white;display:grid;place-items:center;box-shadow:0 4px 10px #7160b81a}.brand-mark .icon{width:25px;height:25px}:root[data-theme="dark"] .brand-mark{color:#272036}.brand-name{font-size:21px;letter-spacing:1px;font-weight:650;line-height:1.4}.brand-caption{font-size:11px;letter-spacing:.7px;color:var(--muted);margin-top:2px}.button{min-height:42px;padding:9px 15px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;font-weight:500;background:transparent;white-space:nowrap}.primary{background:var(--accent);color:#fff;box-shadow:0 3px 7px #7160b812}.primary:hover:not(:disabled){background:var(--accent-hover)}:root[data-theme="dark"] .primary{color:#241c36}.secondary{border:1px solid var(--line);background:var(--paper)}.secondary:hover:not(:disabled),.ghost:hover:not(:disabled),.icon-button:hover:not(:disabled){background:var(--tint-soft)}.danger{color:var(--danger);background:color-mix(in srgb,var(--danger) 9%,var(--paper));border:1px solid color-mix(in srgb,var(--danger) 24%,var(--paper))}.side-new{width:100%;justify-content:flex-start;padding-left:17px;margin-bottom:8px;min-height:45px}.side-open{width:100%;justify-content:flex-start;padding-left:17px;color:var(--muted);margin-bottom:26px}.side-open kbd{margin-left:auto}.section-heading{font-size:12px;color:var(--muted);font-weight:500;display:flex;align-items:center;justify-content:space-between;margin:0 2px 12px}.section-heading span{display:flex;align-items:center;gap:7px}.section-heading .icon{height:15px;width:15px}.section-heading .icon-button{height:28px;width:28px;min-height:28px}.search-field{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:7px;background:color-mix(in srgb,var(--paper) 65%,var(--side));padding:0 10px;margin-bottom:15px;height:37px}.search-field .icon{width:16px;color:var(--muted)}.search-field input{min-width:0;flex:1;border:0;outline:none!important;background:transparent;font-size:12px;width:100%}.search-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--tint)}input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}kbd{font-family:var(--sans);font-size:10px;line-height:1.4;color:var(--muted);border:1px solid var(--line);border-bottom-width:2px;padding:2px 5px;border-radius:4px;white-space:nowrap}.page-list{overflow-y:auto;margin:0 -8px;padding:0 8px;flex:1;min-height:90px}.page-item{width:100%;text-align:left;padding:12px 12px;border-radius:9px;display:flex;gap:10px;background:transparent;align-items:flex-start;margin-bottom:5px}.page-item>.icon{width:17px;height:17px;margin-top:3px;color:var(--muted)}.page-item:hover{background:var(--tint-soft)}.page-item.active{background:var(--tint);color:var(--accent)}.page-item.active>.icon{color:var(--accent)}.page-item-main{min-width:0;flex:1}.page-item-title{font-size:13px;font-weight:600;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;display:block}.page-item-excerpt{font-size:11px;color:var(--muted);display:block;margin-top:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page-active-dot{width:5px;height:5px;background:var(--accent);border-radius:50%;align-self:center}.list-empty{font-size:12px;padding:15px 5px;color:var(--muted)}.add-page{justify-content:flex-start;font-size:12px;color:var(--muted);width:100%;margin-top:5px;padding-left:11px}.add-page .icon{width:16px}.side-bottom{margin-top:26px}.side-bottom-row{display:flex;align-items:center;gap:8px;margin-bottom:15px}.help-button{justify-content:flex-start;flex:1;font-size:12px;color:var(--muted);padding-left:8px}.icon-button{display:inline-flex;align-items:center;justify-content:center;min-height:38px;width:38px;border-radius:7px;background:transparent;color:var(--muted);flex-shrink:0}.side-security{border-top:1px solid var(--line);padding:17px 6px 0;display:flex;gap:9px;color:var(--muted);font-size:11px;line-height:1.8}.side-security .icon{width:17px;margin-top:3px;color:var(--accent)}.side-security strong{display:block;font-weight:500;color:var(--ink);font-size:12px}.workspace{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{height:72px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 22px;gap:18px}.breadcrumbs{display:flex;align-items:center;gap:11px;min-width:0;font-size:12px;color:var(--muted)}.breadcrumbs>.icon{width:15px;height:15px;color:var(--faint)}.breadcrumbs span{max-width:170px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.breadcrumbs .current{color:var(--ink)}.top-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}.save-indicator{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted)}.status-dot{width:6px;height:6px;background:var(--faint);border-radius:50%;flex-shrink:0}.save-indicator.saved{color:var(--green)}.save-indicator.saved .status-dot{background:var(--green)}.save-indicator.dirty .status-dot{background:#be9454}.save-button{min-width:117px;height:39px;min-height:39px;font-size:12px}.save-button .icon{width:16px;height:16px}.top-divider{width:1px;height:20px;background:var(--line)}.mobile-menu{display:none}.editor-card{margin:0 16px;flex:1;min-height:0;border:1px solid var(--line);border-radius:12px;background:var(--paper);box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden;position:relative}.editor-toolbar{min-height:61px;flex-shrink:0;border-bottom:1px solid var(--line);padding:0 23px;display:flex;align-items:center;justify-content:space-between;gap:12px}.toolbar-left{display:flex;align-items:center;gap:21px}.mode-tabs{display:flex;gap:20px;align-self:stretch;height:61px}.mode-tab{padding:0 2px;background:transparent;font-size:12px;position:relative;color:var(--muted)}.mode-tab[aria-selected="true"]{color:var(--accent);font-weight:600}.mode-tab[aria-selected="true"]:after{content:"";position:absolute;height:2px;bottom:0;left:0;right:0;background:var(--accent)}.format-tools{display:flex;align-items:center;gap:4px}.format-tools .icon-button{width:31px;min-height:31px;height:31px}.format-tools .icon{width:16px;height:16px}.toolbar-separator{height:17px;width:1px;background:var(--line);margin:0 9px}.font-size-button{font-size:15px;gap:2px}.font-size-button span{font-size:10px}.toolbar-right{display:flex;align-items:center;gap:4px}.toolbar-right .icon{width:17px;height:17px}.toolbar-right .button{font-size:11px;padding:7px;gap:6px}.paper-scroll{flex:1;min-height:0;overflow:auto;display:flex;flex-direction:column}.document{width:100%;margin:0 auto;padding:24px 32px 18px;flex:1;display:flex;flex-direction:column;position:relative}.document-meta{display:flex;align-items:center;gap:13px;margin-bottom:10px;font-size:11px;color:var(--muted)}.document-meta .icon{width:13px;height:13px;margin-right:4px}.document-meta time{padding-right:12px;border-right:1px solid var(--line)}.page-title{width:100%;font-family:var(--serif);font-size:26px;line-height:1.5;font-weight:600;background:transparent;padding:0;border:0;resize:none;outline:none;margin-bottom:12px}.page-title::placeholder{color:var(--ink)}.page-title:focus-visible{outline-offset:8px;outline:1px dashed var(--accent)}.document-rule{height:1px;flex-shrink:0;background:var(--line);margin-bottom:16px}.editor-text{width:100%;min-height:260px;flex:1;border:0;resize:none;background:transparent;padding:0;outline:none;font-size:var(--editor-size);line-height:1.8;letter-spacing:.2px;overflow:auto}.editor-text:focus-visible{outline:none}.editor-text::placeholder{font-family:var(--sans);color:var(--muted);font-size:inherit;line-height:inherit}.editor-text:disabled{opacity:.7}.welcome-hint{padding:21px 0 8px;margin-top:auto;display:flex;align-items:center;gap:13px;line-height:1.8;color:var(--muted);font-size:11px}.hint-icon{height:38px;width:38px;display:grid;place-items:center;border-radius:50%;background:var(--tint-soft);color:var(--accent);flex-shrink:0}.hint-icon .icon{height:19px;width:19px}.welcome-hint strong{color:var(--ink);font-weight:500;font-size:12px;display:block}.welcome-hint button{padding:0;background:transparent;color:var(--accent);font-size:11px;text-decoration:underline;text-underline-offset:3px}.editor-footer{min-height:42px;display:flex;justify-content:space-between;align-items:center;gap:15px;border-top:1px solid var(--line);padding:8px 24px;color:var(--muted);font-size:10px;flex-shrink:0}.footer-left{display:flex;gap:18px}.footer-right{display:flex;align-items:center;gap:6px}.footer-right .icon{width:13px;height:13px}.workspace-footer{height:36px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 24px;color:var(--muted);font-size:10px}.workspace-footer>span{display:flex;align-items:center;gap:6px}.workspace-footer .icon{width:12px;height:12px}.workspace-footer .shortcuts{display:flex;gap:15px}.shortcut{display:flex;gap:5px;align-items:center}.preview{font-size:var(--editor-size);line-height:1.8;overflow-wrap:anywhere;flex:1;min-height:260px;white-space:normal}.preview p{margin:0 0 15px}.preview h1,.preview h2,.preview h3{margin:10px 0 18px;line-height:1.5}.preview h1{font-size:1.7em}.preview h2{font-size:1.4em}.preview h3{font-size:1.15em}.preview blockquote{margin:12px 0;padding:2px 18px;border-left:3px solid var(--accent);color:var(--muted)}.preview ul{padding-left:23px}.preview .task-line{display:flex;align-items:center;gap:8px}.preview code{background:var(--tint-soft);border-radius:3px;padding:2px 5px}.preview pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--tint-soft);padding:16px;border-radius:8px}.preview pre code{padding:0}.preview-empty{color:var(--muted)}.menu-anchor{position:relative}.dropdown{position:absolute;right:0;top:44px;width:215px;background:var(--paper);padding:6px;border-radius:10px;border:1px solid var(--line);box-shadow:0 12px 35px #21133922;z-index:15}.dropdown button{width:100%;min-height:39px;display:flex;gap:10px;align-items:center;text-align:left;padding:8px 10px;border-radius:6px;background:transparent;font-size:12px}.dropdown button:hover{background:var(--tint-soft)}.dropdown button .icon{width:16px;height:16px;color:var(--muted)}.dropdown hr{border:0;border-top:1px solid var(--line);margin:5px}.dropdown .danger-text,.dropdown .danger-text .icon{color:var(--danger)}.screen-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:50px 28px;text-align:center}.state-icon{height:75px;width:75px;background:var(--tint-soft);color:var(--accent);border-radius:23px;display:grid;place-items:center;margin-bottom:22px}.state-icon .icon{width:31px;height:31px}.screen-state h1{font-family:var(--serif);font-size:29px;margin:0 0 11px}.screen-state p{max-width:360px;color:var(--muted);line-height:1.9;font-size:13px;margin:0 0 25px}.screen-state .button{min-width:140px}.screen-state .state-secondary{min-width:0;font-size:12px;color:var(--muted);margin-top:10px}.locked-name{display:block;font-size:12px;color:var(--accent);margin-bottom:12px;max-width:90%;overflow-wrap:anywhere}.state-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.banner{background:var(--tint-soft);border-bottom:1px solid var(--line);padding:11px 24px;font-size:12px;display:flex;align-items:center;gap:9px}.banner>.icon{color:var(--accent);height:16px;width:16px}.banner span{flex:1}.banner button{font-size:12px;color:var(--accent);background:none;padding:4px 0}.focus-mode .sidebar{display:none}.focus-mode .topbar{height:64px}.focus-mode .editor-card{margin:0 16px;width:auto}.focus-mode .workspace-footer{width:auto;margin:0}.focus-mode .document{padding-top:24px}.mobile-overlay{display:none}
dialog{border:1px solid var(--line);border-radius:17px;padding:0;background:var(--paper);color:var(--ink);width:min(460px,calc(100vw - 32px));max-height:calc(100dvh - 40px);box-shadow:0 30px 100px #21133933;overflow:auto}dialog::backdrop{background:#24203455;backdrop-filter:blur(4px)}.dialog-content{padding:30px}.dialog-header{display:flex;align-items:flex-start;justify-content:space-between;gap:15px;margin-bottom:15px}.dialog-header .icon-button{margin:-8px -9px 0 0}.dialog-emblem{display:grid;place-items:center;background:var(--tint-soft);color:var(--accent);height:44px;width:44px;border-radius:13px;margin-bottom:18px}.dialog-emblem .icon{width:22px;height:22px}.dialog-header h2{font-size:21px;font-weight:600;margin:0;letter-spacing:.2px}.dialog-description{color:var(--muted);font-size:13px;line-height:1.9;margin:0 0 22px}.field{display:block;margin-top:17px}.field>span,.field>label{display:block;font-size:12px;font-weight:600;margin-bottom:8px}.field input,.field select{width:100%;border:1px solid var(--line);border-radius:8px;background:var(--bg);min-height:44px;padding:10px 12px;font-size:14px}.field input:focus{outline:2px solid var(--tint);border-color:var(--accent)}.field small{display:block;margin-top:7px;font-size:11px;color:var(--muted);font-weight:400;line-height:1.8}.password-wrap{position:relative}.password-wrap input{padding-right:44px}.password-wrap .icon-button{position:absolute;right:3px;top:3px}.field .input-prefix{display:flex;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:8px;overflow:hidden}.input-prefix>span{font-size:12px;color:var(--muted);padding-left:12px;white-space:nowrap}.input-prefix input{border:0;min-width:0;background:transparent;padding-left:4px}.input-prefix:focus-within{outline:2px solid var(--tint);border-color:var(--accent)}.input-prefix input:focus{outline:none}.form-error{color:var(--danger);font-size:12px;line-height:1.7;margin:15px 0 0;white-space:pre-line}.dialog-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:26px}.dialog-actions .button{font-size:13px}.dialog-actions .primary{min-width:105px}.dialog-note{background:var(--tint-soft);border-radius:8px;padding:12px 14px;margin-top:19px;font-size:12px;color:var(--muted);line-height:1.8}.dialog-note strong{color:var(--ink);font-weight:600}.password-meter{display:flex;gap:5px;margin-top:10px}.password-meter span{height:3px;flex:1;background:var(--line);border-radius:3px}.password-meter span.filled{background:var(--accent)}.checkbox-row{display:flex;align-items:flex-start;gap:9px;margin-top:18px;font-size:12px;color:var(--muted)}.checkbox-row input{margin-top:4px;accent-color:var(--accent)}.help-rows{display:grid;gap:20px}.help-row{display:flex;gap:12px;font-size:12px;color:var(--muted)}.help-row>.icon{color:var(--accent);margin-top:3px}.help-row strong{display:block;color:var(--ink);font-size:13px;font-weight:600;margin-bottom:4px}.help-shortcuts{display:grid;grid-template-columns:1fr auto;gap:9px;align-items:center;font-size:12px;margin-top:22px;padding-top:19px;border-top:1px solid var(--line);color:var(--muted)}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);padding:13px 20px;background:var(--ink);color:var(--paper);border-radius:9px;box-shadow:0 5px 25px #0002;font-size:13px;z-index:100;max-width:calc(100vw - 32px);line-height:1.8}.toast.error{background:var(--danger);color:white}.busy-spinner{width:15px;height:15px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;animation:spin .8s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.sidebar-close{display:none}.restore-file{width:100%;margin-top:16px;border:1px dashed var(--line);padding:14px;border-radius:8px;background:var(--bg)}.restore-file input{max-width:100%;font-size:12px}.restore-file label{display:block;margin-bottom:8px;font-size:12px}.save-time{white-space:nowrap}.text-link{background:none;color:var(--accent);padding:0;text-decoration:underline;text-underline-offset:3px}
@media(min-width:1500px){.sidebar{width:280px;padding-left:27px;padding-right:27px}.editor-card{margin-left:24px;margin-right:24px}.topbar{padding-left:30px;padding-right:30px}.document{padding:28px 40px 20px}.workspace-footer{padding:0 32px}.editor-text{min-height:350px}}
@media(max-width:1100px){.sidebar{width:235px;padding:28px 17px 17px}.editor-card{margin:0 14px}.topbar{padding:0 20px;height:72px}.top-actions{gap:8px}.document{padding:22px 26px 18px}.toolbar-left{gap:12px}.editor-toolbar{padding:0 18px}.format-tools{gap:0}.toolbar-separator{margin:0 5px}.workspace-footer{padding:0 22px}.breadcrumbs span{max-width:105px}.save-indicator{display:none}.toolbar-right .focus-label{display:none}}
@media(max-width:800px){.sidebar{width:220px;padding:25px 14px 17px}.brand-name{font-size:19px}.brand{gap:9px}.document{padding:20px 22px 16px}.format-tools .optional-tool{display:none}.top-actions{gap:5px}.top-divider{display:none}.breadcrumbs{gap:5px}.breadcrumbs .root-crumb{display:none}.breadcrumbs>.icon{display:none}.editor-card{margin:0 12px}.topbar{padding:0 20px}.workspace-footer{padding:0 20px}.workspace-footer .shortcuts{display:none}.page-title{font-size:27px}.editor-footer{padding:8px 18px}.footer-left{gap:10px}}
@media(max-width:900px){.app-shell{min-height:100dvh;height:100dvh}.sidebar{position:fixed;inset:0 auto 0 0;width:280px;transform:translateX(-100%);transition:transform .2s;box-shadow:none;padding:28px 22px max(20px,env(safe-area-inset-bottom))}.sidebar-open .sidebar{transform:translateX(0);box-shadow:10px 0 50px #0002}.sidebar-close{display:flex;position:absolute;right:10px;top:10px}.sidebar-open .mobile-overlay{display:block;position:fixed;inset:0;background:#24203455;z-index:25}.mobile-menu{display:inline-flex;width:35px}.topbar{height:64px;padding:0 14px;gap:8px}.breadcrumbs{flex:1;gap:8px;font-size:12px}.breadcrumbs span{max-width:130px}.top-actions{gap:5px}.top-actions>.icon-button{width:34px}.save-button{min-width:94px;padding:8px 12px}.editor-card{margin:0 6px;border-radius:10px}.editor-toolbar{padding:0 12px;gap:8px;min-height:55px}.mode-tabs{height:55px;gap:14px}.toolbar-left{gap:10px;min-width:0}.format-tools .icon-button{width:29px;height:34px;min-height:34px}.format-tools .optional-tool{display:none}.format-tools .toolbar-separator{display:none}.toolbar-right{gap:0}.toolbar-right .icon-button{width:33px}.toolbar-right .focus-button{display:none}.document{padding:18px 16px 16px}.document-meta{font-size:10px;gap:10px;margin-bottom:10px}.page-title{font-size:24px;margin-bottom:12px}.document-rule{margin-bottom:14px}.editor-text{font-size:max(16px,var(--editor-size));min-height:190px;line-height:1.8}.preview{font-size:max(16px,var(--editor-size))}.welcome-hint{font-size:10px;gap:10px;padding-top:20px}.welcome-hint strong{font-size:11px}.hint-icon{height:32px;width:32px}.editor-footer{font-size:10px;padding:9px 13px;min-height:39px;gap:6px}.footer-left{gap:10px}.footer-right .encryption-footer{display:none}.workspace-footer{height:36px;padding:0 19px max(0px,env(safe-area-inset-bottom));font-size:9px}.workspace-footer>span:last-child{display:none}.screen-state{padding:40px 20px}.screen-state h1{font-size:26px}.screen-state p{font-size:12px}.banner{padding:10px 14px;font-size:11px;align-items:flex-start;gap:7px}.banner button{font-size:11px;white-space:nowrap}.dialog-content{padding:25px}.toast{bottom:max(20px,env(safe-area-inset-bottom));width:max-content}.focus-mode .topbar{height:65px}.focus-mode .editor-card{width:calc(100% - 12px);margin:0 6px}.dropdown{width:200px}.icon-button{min-height:40px}.page-item{min-height:58px}.side-new,.side-open{min-height:44px}.dialog-actions .button{min-height:44px}.input-prefix>span{max-width:150px;overflow:hidden;text-overflow:ellipsis}}
@media(max-width:370px){.format-tools .quote-tool{display:none}.document{padding-left:14px;padding-right:14px}.top-actions>.icon-button{display:none}.breadcrumbs span{max-width:120px}.font-size-button{display:none}.footer-left span:last-child{display:none}}
@media(max-width:900px){.format-tools .icon-button{width:44px;min-height:44px}.format-tools .font-size-button{display:none}.toolbar-right .icon-button,.mobile-menu,.top-actions>.icon-button,.side-bottom-row .icon-button{width:44px;min-height:44px}.mode-tab{min-width:32px}.toolbar-left{gap:5px}.toolbar-left>.toolbar-separator{margin:0 2px}.topbar{padding:0 10px}.top-actions{gap:1px}.save-button{min-height:44px}.section-heading .icon-button{width:35px;min-height:35px}.add-page,.help-button{min-height:44px}.topbar .breadcrumbs{gap:3px}.sidebar-close{min-height:44px;width:44px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.sidebar,.topbar,.editor-toolbar,.editor-footer,.workspace-footer,.welcome-hint,.banner,.toast{display:none!important}.app-shell,.workspace,.editor-card,.paper-scroll{display:block;height:auto;overflow:visible;min-height:0}.editor-card{border:0;box-shadow:none;margin:0}.document{padding:0}.editor-text{min-height:80vh}body{background:white;color:black}}
.standalone-error{min-height:100dvh;display:grid;place-items:center;padding:32px 24px}.error-document{max-width:550px;text-align:center}.error-brand{font-weight:600;margin:12px 0 45px}.error-code{font-size:13px;letter-spacing:2px;color:var(--muted);margin:0}.error-document h1{font:600 clamp(25px,5vw,36px)/1.5 var(--serif);margin:15px 0}.error-description{font-size:14px;color:var(--muted);line-height:1.9;max-width:370px;margin:0 auto 28px}.error-document a{text-decoration:none}

/* Local quick tools share the editor's palette and modal behavior. */
.sidebar{overflow-y:auto}
.side-tool{width:100%;justify-content:flex-start;font-size:12px;min-height:44px;padding-left:8px;color:var(--muted);margin-bottom:7px}
.side-tool>span{font-size:10px;color:var(--muted);margin-left:auto}
.side-tool>.icon{color:var(--accent)}
.tool-hint{font-size:11px;color:var(--muted);line-height:1.8;margin:13px 0 0}
.tool-settings{border-top:1px solid var(--line);margin-top:20px;padding-top:14px}
.tool-settings summary{font-size:12px;color:var(--muted);cursor:pointer;padding:4px 0;min-height:28px}
.tool-options{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:10px}
.tool-options .field{min-width:0;margin-top:10px}
.tool-options .field input,.tool-options .field select{font-size:12px;padding-left:8px;padding-right:8px;min-width:0}
.tool-options .field>label{font-size:11px;white-space:nowrap}
.totp-result{background:var(--tint-soft);border:1px solid var(--line);border-radius:12px;padding:18px;margin-top:20px}
.totp-account{font-size:12px;color:var(--muted);text-align:center;margin:0 0 7px;overflow-wrap:anywhere}
.totp-code{display:block;text-align:center;font-size:clamp(27px,8vw,42px);line-height:1.7;font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:3px;white-space:nowrap;color:var(--accent);user-select:all}
.totp-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:10px}
.totp-meta>span{font-size:12px;color:var(--muted)}
.totp-meta .button{font-size:12px;padding:8px 11px;min-height:40px}
.totp-meta .icon{width:16px;height:16px}
.totp-progress{appearance:none;display:block;width:100%;height:4px;border:0;background:var(--line);border-radius:4px;margin-top:18px;overflow:hidden}
.totp-progress::-webkit-progress-bar{background:var(--line)}
.totp-progress::-webkit-progress-value{background:var(--accent);border-radius:4px}
.totp-progress::-moz-progress-bar{background:var(--accent);border-radius:4px}
.totp-result .tool-hint{text-align:center;margin-top:9px;font-size:10px}
.field textarea{width:100%;resize:vertical;min-height:82px;max-height:180px;border:1px solid var(--line);border-radius:8px;background:var(--bg);padding:11px 12px;font:12px/1.6 var(--sans);color:var(--ink);overflow-wrap:anywhere}
.field textarea:focus{outline:2px solid var(--tint);border-color:var(--accent)}
.image-file-field{border:1px dashed var(--accent);border-radius:10px;background:var(--tint-soft);padding:15px}
.image-file-field>label{display:block;font-size:13px;font-weight:600;margin-bottom:11px}
.image-file-field>input{display:block;max-width:100%;font-size:12px}
.image-file-field input::file-selector-button{background:var(--paper);color:var(--accent);border:1px solid var(--line);border-radius:6px;padding:9px 12px;margin-right:8px;cursor:pointer}
.image-file-field>small{display:block;font-size:11px;color:var(--muted);line-height:1.8;margin-top:10px;overflow-wrap:anywhere}
.image-tool-preview{margin:18px 0 0;text-align:center;padding:12px;border:1px solid var(--line);border-radius:9px;background:var(--bg)}
.image-tool-preview img{max-width:100%;max-height:190px;height:auto;width:auto;border-radius:5px;object-fit:contain}
.image-tool-preview figcaption{font-size:11px;color:var(--muted);margin-top:7px}
.preview .note-image{display:block;max-width:100%;height:auto;width:auto;max-height:75vh;object-fit:contain;border-radius:8px;margin:14px 0;background:var(--tint-soft)}
@media(max-width:1100px) and (min-width:801px){.format-tools .quote-tool{display:none}}
@media(max-width:720px) and (min-width:641px){.format-tools .quote-tool{display:none}}
@media(max-width:900px){.tool-options{gap:7px}.totp-meta .button{min-height:44px}.tool-settings summary{min-height:40px}.totp-result{padding:14px}.totp-meta{gap:6px}.dialog-content:has(.totp-result){padding:24px}.tool-options .field input,.tool-options .field select{font-size:16px}.field textarea{font-size:16px}}
@media(max-width:400px){.format-tools .quote-tool{display:none}.totp-meta{flex-wrap:wrap}.totp-meta>.button{flex:1}.tool-options{grid-template-columns:1fr 1fr}.tool-options>.field:last-child{grid-column:1 / -1}.tool-options .field>label{font-size:12px}}

/* Compact navigation matches the 900px media query in app.js. */
.dropdown{max-height:max(80px,calc(100dvh - 220px));overflow-y:auto;overscroll-behavior:contain}
@media(max-width:900px){
  .app-shell{padding-top:env(safe-area-inset-top);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}
  .sidebar{width:min(300px,calc(100vw - 40px));padding-top:max(28px,env(safe-area-inset-top));padding-left:max(22px,env(safe-area-inset-left));padding-bottom:max(20px,env(safe-area-inset-bottom));overscroll-behavior:contain}
  .sidebar>:not(.page-list){flex-shrink:0}
  .sidebar-close{top:max(10px,env(safe-area-inset-top))}
  .focus-mode .sidebar{display:flex}
  .section-heading .icon-button,.password-wrap .icon-button{width:44px;min-height:44px}
  .password-wrap .icon-button{top:0;right:0}
  .search-field{min-height:44px}
  .search-field input,.field input,.field select,.field textarea,.image-file-field>input,.restore-file input{font-size:16px}
  .dropdown button,.tool-settings summary{min-height:44px}
  .mode-tabs{gap:4px}
  .toolbar-left{gap:6px}
  .toolbar-left>.toolbar-separator{display:none}
  .mode-tab{min-width:44px}
  .editor-toolbar{padding-left:8px;padding-right:8px;gap:4px}
  .workspace-footer{height:calc(36px + env(safe-area-inset-bottom))}
  .dropdown{max-height:max(80px,calc(100dvh - 220px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}
  dialog{max-height:calc(100dvh - 32px - env(safe-area-inset-top) - env(safe-area-inset-bottom))}
}
@media(max-width:900px) and (max-height:500px){
  .topbar,.focus-mode .topbar{height:56px}
  .workspace-footer{display:none}
  .document,.focus-mode .document{padding-top:18px}
  .document-meta{margin-bottom:8px}
  .dropdown{max-height:max(80px,calc(100dvh - 160px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}
}

/* Preview-only recognition keeps source text and saved data unchanged. */
.preview .recognized-address{white-space:normal;overflow-wrap:anywhere}
.preview .address-link{color:var(--accent);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.91em}
.preview .address-link:hover{color:var(--accent-hover)}
.preview .address-copy,.preview .code-copy{display:inline-flex;align-items:center;justify-content:center;min-height:44px;min-width:44px;padding:4px 9px;border:1px solid var(--line);border-radius:6px;background:var(--paper);color:var(--accent);font:500 12px/1.4 var(--sans);vertical-align:middle;white-space:nowrap;cursor:pointer}
.preview .address-copy{margin-left:8px;user-select:none}
.preview .address-copy:hover,.preview .code-copy:hover{background:var(--tint)}
.preview [data-copy-state="error"]{color:var(--danger)}
.preview .address-link:focus-visible,.preview .address-copy:focus-visible,.preview .code-copy:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.preview .note-code-block{border:1px solid var(--line);border-radius:9px;background:var(--tint-soft);margin:14px 0 20px;overflow:hidden;max-width:100%;min-width:0}
.preview .code-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:6px 12px;border-bottom:1px solid var(--line);font:500 12px/1.5 var(--sans);color:var(--muted)}
.preview .code-header>span{overflow-wrap:anywhere;min-width:0}
.preview .code-copy{flex-shrink:0;user-select:none}
.preview .note-code-block pre{margin:0;border-radius:0;padding:16px;line-height:1.8;font-size:.9em;tab-size:4}
.preview .note-code-block code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:none;color:var(--ink)}
.preview .syntax-keyword{color:var(--accent);font-weight:600}
.preview .syntax-string{color:var(--green)}
.preview .syntax-comment{color:var(--muted);font-style:italic}
.preview .syntax-number{color:var(--danger)}
.preview .syntax-property{color:var(--accent)}
@media(max-width:480px){.preview .code-header{padding:6px 9px}.preview .note-code-block pre{padding:12px}.preview .address-copy{margin-left:6px}}
@media print{.preview .address-copy,.preview .code-copy{display:none}.preview .note-code-block{break-inside:avoid}.preview .address-link{color:inherit}}

/* A native selector keeps language changes keyboard- and touch-accessible. */
.language-picker{display:flex;align-items:center;gap:10px;max-width:100%;color:var(--muted);font-size:12px}
.language-picker>span{flex-shrink:0}
.language-picker select{min-height:44px;min-width:0;max-width:100%;padding:8px 28px 8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);font-size:14px;cursor:pointer}
.sidebar .language-picker{margin-bottom:12px;justify-content:space-between}
.sidebar .language-picker select{flex:1}
html:lang(ja){--sans:"Yu Gothic","Hiragino Kaku Gothic ProN","Meiryo",sans-serif;--serif:"Yu Mincho","Hiragino Mincho ProN",serif}
html:lang(ko){--sans:"Malgun Gothic","Apple SD Gothic Neo",sans-serif;--serif:"Batang","AppleMyungjo",serif}
@media(max-width:900px){.language-picker select{font-size:16px}.sidebar .side-new,.sidebar .side-open{white-space:normal;text-align:left}.sidebar .side-open kbd{display:none}}

/* Reading, controls and feedback use the same scale in both themes. */
::selection{background:var(--tint);color:var(--ink)}
input,textarea{caret-color:var(--accent-ink)}
.paper-scroll,.page-list,.sidebar,.dropdown,dialog{scrollbar-width:thin;scrollbar-color:var(--faint) transparent;scrollbar-gutter:stable}
.button,.icon-button,.field input,.field select,.search-field,.language-picker select{border-radius:var(--control-radius)}
.button{min-height:44px}
.icon-button{min-height:40px;width:40px}
.side-new{box-shadow:none;font-weight:600;background:transparent;border-color:color-mix(in srgb,var(--accent) 32%,var(--line));color:var(--accent-ink)}
.side-new:hover:not(:disabled){background:var(--tint)}
.side-open,.help-button,.add-page,.side-tool{font-size:13px}
.brand-caption,.section-heading,.page-item-excerpt,.side-tool>span,.side-security{font-size:12px}
.page-item-title{font-size:14px}
.page-item.active,.page-item.active>.icon{color:var(--accent-ink)}
.page-item.active .page-item-excerpt{color:var(--muted)}
.search-field{min-height:44px}
.search-field input{font-size:14px}
.section-heading .icon-button{width:36px;min-height:36px;height:36px}
.side-security{line-height:1.8}
.side-security strong{font-size:13px}
.side-tool{border-top:1px solid var(--line);border-radius:0;padding-top:13px;margin-top:10px}
.topbar,.focus-mode .topbar{height:auto;min-height:94px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 16px;padding:12px 24px 10px}
.breadcrumbs{font-size:13px}
.top-actions{gap:10px}
.save-button{min-height:44px;height:auto;font-size:14px;padding:10px 16px}
.save-indicator{font-size:12px;display:flex}
.save-indicator.dirty{color:var(--warning)}
.save-indicator.dirty .status-dot{background:var(--warning)}
.save-hint{grid-column:1 / -1;text-align:right;font-size:12px;line-height:1.6;color:var(--muted);margin:0;overflow-wrap:anywhere}
.save-hint[data-state="unsaved"]{color:var(--warning)}
.save-hint[data-state="saved"]{color:var(--green)}
.editor-card{border-radius:var(--panel-radius);box-shadow:0 6px 24px #30234d06}
.document{max-width:calc(var(--reading-width) + 64px);padding:30px 32px 24px}
.document.ledger-mode{max-width:none}
.page-title{font-size:30px;line-height:1.5;margin-bottom:16px}
.document-meta{font-size:12px;line-height:1.7;flex-wrap:wrap;gap:6px 13px;margin-bottom:14px}
.editor-text,.preview{font-size:var(--editor-size);line-height:1.9;letter-spacing:.01em}
.preview{overflow-wrap:anywhere}
.mode-tab{font-size:13px;min-width:36px}
.mode-tab[aria-selected="true"]{color:var(--accent-ink)}
.format-tools .icon-button{width:36px;height:36px;min-height:36px}
.format-tools{gap:3px}
.toolbar-left{gap:12px}
.mode-tabs{gap:16px}
.toolbar-separator{margin-inline:5px}
.toolbar-right .button{font-size:12px}
.welcome-hint{font-size:13px;line-height:1.8}
.welcome-hint strong{font-size:14px}
.welcome-hint button{font-size:13px;min-height:32px}
.editor-footer{font-size:12px;min-height:44px;padding:9px 24px;flex-wrap:wrap;gap:5px 16px;font-variant-numeric:tabular-nums}
.footer-left{gap:14px}
.footer-right{gap:8px;flex-wrap:wrap}
.workspace-footer{font-size:12px;height:40px;gap:16px}
.workspace-footer>span:last-child{display:none}
.workspace-footer kbd{font-size:11px}
dialog{border-radius:16px}
.dialog-header .icon-button{min-height:44px;min-width:44px}
.dialog-description{font-size:14px;line-height:1.8;margin-bottom:18px}
.field>span,.field>label{font-size:14px}
.field input,.field select{min-height:48px;font-size:16px}
.field small{font-size:12px;line-height:1.7}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:var(--danger)}
.field input:focus-visible,.field textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.field input[aria-invalid="true"]:focus{outline-color:var(--danger)}
.password-wrap input{padding-right:48px}
.password-wrap .icon-button{width:44px;min-height:44px;top:2px;right:2px}
.dialog-note{font-size:13px;line-height:1.8}
.dialog-actions .button{font-size:14px;white-space:normal;text-align:center}
.dialog-actions{gap:12px}
.form-error{font-size:13px}
.help-row{font-size:13px}
.help-row strong{font-size:14px}
.screen-state p{font-size:15px}

@media(min-width:901px) and (max-width:1250px){
  .save-indicator{display:none}
  .editor-toolbar{padding-inline:14px}
  .toolbar-left{gap:8px}
  .mode-tabs{gap:10px}
  .format-tools{gap:0}
  .format-tools .icon-button{width:32px;min-height:36px}
  .toolbar-separator{margin-inline:3px}
}
@media(max-width:900px){
  .topbar,.focus-mode .topbar{padding:10px 12px 9px;min-height:88px;gap:3px 8px}
  .mobile-menu,.sidebar-close{width:44px;min-height:44px}
  .top-actions{gap:2px}
  .save-indicator{display:none}
  .topbar .breadcrumbs{font-size:13px;gap:4px}
  .save-button{font-size:13px;padding:10px 12px;min-height:44px}
  .save-hint{font-size:12px;line-height:1.6}
  .editor-card{border-radius:var(--panel-radius)}
  .document,.focus-mode .document{padding:22px 20px 20px;max-width:calc(var(--reading-width) + 40px)}
  .document.ledger-mode{max-width:none}
  .document-meta{font-size:12px;gap:4px 10px;margin-bottom:12px}
  .document-meta time{padding-right:10px}
  .page-title{font-size:25px;min-height:44px;margin-bottom:12px}
  .editor-text,.preview{font-size:max(16px,var(--editor-size));line-height:1.85}
  .toolbar-left{gap:5px}
  .format-tools{gap:0}
  .format-tools .icon-button{width:44px;height:44px;min-height:44px}
  .mode-tabs{gap:4px}
  .mode-tab{font-size:13px;min-width:44px}
  .editor-footer{font-size:12px;line-height:1.5;padding:9px 14px;gap:4px 12px}
  .footer-left{gap:12px}
  .footer-right .encryption-footer{display:none}
  .workspace-footer{height:calc(32px + env(safe-area-inset-bottom));font-size:11px}
  .welcome-hint{font-size:12px;align-items:flex-start}
  .welcome-hint strong{font-size:14px}
  .section-heading .icon-button{width:44px;min-height:44px;height:44px}
  .search-field input{font-size:16px}
  .dialog-content{padding:24px}
}
@media(max-width:370px){
  .document,.focus-mode .document{padding-inline:16px}
  .editor-toolbar{padding-inline:6px}
  .toolbar-left{gap:2px}
  .mode-tabs{gap:0}
  .editor-footer{padding-inline:12px}
  .dialog-content{padding:22px}
}
@media(max-width:640px){
  .editor-toolbar{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:0;padding-inline:12px}
  .toolbar-left{display:contents}
  .mode-tabs{grid-column:1;grid-row:1;height:auto;min-height:52px;gap:8px}
  .mode-tab{min-width:44px;padding:10px 6px;white-space:normal;overflow-wrap:anywhere}
  .toolbar-right{grid-column:2;grid-row:1}
  .format-tools{grid-column:1 / -1;grid-row:2;padding:4px 0;gap:4px;border-top:1px solid var(--line)}
  .editor-card.preview-mode .format-tools{display:none}
}
@media(max-width:900px) and (max-height:500px){
  .topbar,.focus-mode .topbar{padding-block:5px;min-height:72px}
  .workspace-footer{display:none}
  .document,.focus-mode .document{padding-top:16px}
}
@media print{
  .document{max-width:none;padding:0}
  .topbar,.focus-mode .topbar{display:none}
}