:root{--ink:#19283e;--muted:#66748a;--line:#e2e7ee;--blue:#2271b1;--blue-dark:#155b93;--tint:#eaf3fb;--bg:#f5f7fa;--paper:#fff;--green:#24734e;--green-bg:#edf7f1;--amber:#8b580f;--amber-bg:#fff6e7;--danger:#a93136;--shadow:0 12px 38px #172f4e0a;font:14px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);color-scheme:light}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit;max-width:100%}button{cursor:pointer;color:inherit}button:disabled{opacity:.45;cursor:not-allowed}a{color:var(--blue);text-underline-offset:3px}h1,h2,h3,h4,p{margin:0}h1{font-size:29px;line-height:1.2;letter-spacing:-.8px;font-weight:660}h2{font-size:18px;line-height:1.35;letter-spacing:-.3px}h3{font-size:15px}h4{font-size:14px}p+p{margin-top:9px}:focus-visible{outline:3px solid #74b7e7;outline-offset:3px}[hidden]{display:none!important}.skip-link{position:fixed;top:-100px;left:12px;padding:10px;background:white;z-index:100}.skip-link:focus{top:10px}
.preview-bar{min-height:36px;padding:8px 28px;display:flex;justify-content:space-between;gap:16px;background:#17283e;color:#dce7f4;font-size:11px}.preview-bar>span{display:flex;align-items:center;gap:9px}.preview-bar a{color:inherit;text-decoration:none;white-space:nowrap}.live-dot{width:6px;height:6px;border-radius:50%;background:#96cfb1}.app-shell{display:grid;grid-template-columns:218px minmax(0,1fr);min-height:calc(100vh - 36px)}.sidebar{border-right:1px solid var(--line);background:#fff;padding:28px 17px;display:flex;flex-direction:column;gap:30px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-size:18px;font-weight:650;letter-spacing:-.5px;padding:0 8px}.brand-mark{width:33px;height:33px;flex-shrink:0;border-radius:9px;background:var(--blue);display:flex;flex-direction:column;justify-content:center;gap:4px;padding:9px}.brand-mark i{height:2px;background:#fff;border-radius:2px;width:100%}.brand-mark i:nth-child(2){width:75%}.brand-mark i:nth-child(3){width:50%}.workspace-name{padding:0 10px;display:flex;gap:10px;align-items:center;font-size:12px}.site-avatar{display:grid;place-items:center;width:33px;height:33px;border:1px solid var(--line);border-radius:8px;font-family:Georgia,serif;font-size:21px;color:#51627b}.workspace-name small{display:block;font-size:10px;color:var(--muted)}.nav-label{font-size:10px;letter-spacing:1.3px;color:#8b98aa;margin:0 12px 9px;font-weight:650}.side-nav{display:flex;flex-direction:column;gap:5px}.side-nav button{display:flex;align-items:center;gap:11px;min-height:42px;text-align:left;background:none;border:0;border-radius:7px;padding:10px 12px;color:var(--muted);font-size:13px;white-space:nowrap}.side-nav button:hover{background:var(--bg)}.side-nav button[aria-current=page]{background:var(--tint);color:var(--blue);font-weight:600}.nav-icon{width:18px;height:18px;display:inline-flex;justify-content:center;align-items:center;font-size:17px}.nav-icon svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.sidebar-footer{margin-top:auto;border-top:1px solid var(--line);padding:20px 10px 0;font-size:11px;color:var(--muted)}.sidebar-footer p{margin-bottom:12px}.workspace-wrap{min-width:0}
.topbar{min-height:84px;background:#ffffffc9;border-bottom:1px solid var(--line);padding:20px 32px;display:flex;align-items:center;justify-content:space-between;gap:16px}.breadcrumb{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px}.breadcrumb strong{color:var(--ink);font-weight:500}.edition-picker{display:flex;border:1px solid var(--line);padding:3px;border-radius:8px;background:var(--bg);gap:3px}.edition-picker button{min-width:75px;min-height:33px;padding:5px 16px;border:0;border-radius:5px;background:none;color:var(--muted);font-size:12px;font-weight:600}.edition-picker button[aria-pressed=true]{background:#fff;color:var(--ink);box-shadow:0 1px 5px #15294716}.edition-picker button[data-edition=pro][aria-pressed=true]{background:var(--blue);color:#fff}.top-actions{display:flex;align-items:center;gap:14px}.saved-status{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--green)}.saved-status .dot{width:5px;height:5px;border-radius:50%;background:var(--green)}.workspace{padding:30px 32px 24px;max-width:1700px;margin:auto}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:26px}.page-head p{color:var(--muted);font-size:13px;margin-top:8px;max-width:640px}.eyebrow{text-transform:uppercase;letter-spacing:1.3px;font-size:10px;font-weight:650;color:var(--blue);display:block;margin-bottom:8px}.workspace-grid{display:grid;grid-template-columns:minmax(380px,1fr) minmax(340px,.93fr);gap:24px;align-items:start}.main-panel,.reader-column{min-width:0}.reader-column{position:sticky;top:18px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:22px;margin-bottom:17px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:17px}.card-head h2{font-size:16px}.card-head p{margin-top:4px}.card.flush{padding:0;overflow:hidden}.card.flush .card-head{padding:19px 20px;margin:0;border-bottom:1px solid var(--line)}.muted{color:var(--muted);font-size:12px}.small{font-size:11px}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11px;overflow-wrap:anywhere}.badge{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;border:1px solid var(--line);border-radius:5px;padding:3px 7px;font-size:10px;font-weight:550;line-height:1.4;background:var(--bg);color:var(--muted)}.badge.pro,.badge.blue{background:var(--tint);border-color:#cbdfef;color:var(--blue)}.badge.good{background:var(--green-bg);border-color:#cee5d6;color:var(--green)}.badge.warn{background:var(--amber-bg);border-color:#f0dfbf;color:var(--amber)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:37px;border:1px solid #d7dfe8;border-radius:6px;padding:8px 13px;background:#fff;color:var(--ink);font-size:12px;font-weight:550;text-decoration:none;line-height:1.4}.btn:hover:not(:disabled){border-color:#acbcd0;background:#f9fbfd}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.primary:hover:not(:disabled){background:var(--blue-dark)}.btn.danger{color:var(--danger);border-color:#e8cacc}.btn.ghost{background:none;border-color:transparent;color:var(--muted)}.btn.small{min-height:30px;padding:5px 9px;font-size:11px}.icon-btn{border:1px solid var(--line);background:#fff;min-width:32px;min-height:32px;border-radius:5px;font-size:19px;line-height:1}.toolbar,.actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.toolbar.spread{justify-content:space-between}.actions.end{justify-content:flex-end}.grid{display:grid;gap:16px}.grid.two,.form-grid,.field-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.stack{display:flex;flex-direction:column;gap:14px}
.field{display:block;font-size:12px;font-weight:500;min-width:0}.field>span,.field>label{display:block;margin-bottom:7px}.field small{font-weight:400;display:block;font-size:11px;color:var(--muted);margin-top:6px}.field input:not([type=checkbox]):not([type=color]),.field select,.field textarea,input.text,select.text,textarea.text{width:100%;border:1px solid #d6dee8;border-radius:6px;padding:9px 11px;background:#fff;color:var(--ink);font-size:12px;min-height:37px}.field textarea,textarea.text{resize:vertical;line-height:1.6}.field input[type=color]{width:100%;height:38px;border:1px solid var(--line);padding:4px;border-radius:6px;background:#fff}.check{display:flex;gap:9px;align-items:center;font-size:12px;font-weight:450;min-height:30px}.check input{accent-color:var(--blue);width:16px;height:16px;flex-shrink:0}.check.toggle{justify-content:space-between;padding:10px 0}.toggle input{appearance:none;width:32px;height:19px;background:#b4bfcc;border:0;border-radius:20px;position:relative;margin:0}.toggle input:before{content:'';position:absolute;top:3px;left:3px;width:13px;height:13px;border-radius:50%;background:#fff}.toggle input:checked{background:var(--blue)}.toggle input:checked:before{left:16px}.notice{background:var(--tint);border:1px solid #d4e5f3;border-radius:7px;padding:12px 14px;font-size:12px;line-height:1.6;margin:14px 0;color:#315878}.notice.good{background:var(--green-bg);color:var(--green);border-color:#d3e8db}.notice.warn{background:var(--amber-bg);color:var(--amber);border-color:#eeddbb}.notice strong{font-weight:650}.section-block+.section-block{border-top:1px solid var(--line);padding-top:22px;margin-top:22px}.section-block h3{margin-bottom:12px}.disclosure{border-top:1px solid var(--line);padding:18px 0 0;margin-top:18px}.disclosure>summary{cursor:pointer;font-size:12px;font-weight:550;margin-bottom:14px}.level-pills{display:flex;gap:6px;flex-wrap:wrap}.level-pills label{position:relative;cursor:pointer}.level-pills input{position:absolute;opacity:0;width:100%;height:100%;margin:0}.level-pills span{display:grid;place-items:center;width:36px;height:32px;border:1px solid var(--line);border-radius:5px;background:#f8fafc;font-size:11px;color:var(--muted)}.level-pills input:checked+span{background:var(--tint);color:var(--blue);border-color:#abcce6}.level-pills input:focus-visible+span{outline:3px solid #74b7e7;outline-offset:2px}
.article-title-input{font-family:Georgia,serif!important;font-size:22px!important;line-height:1.35!important;padding:11px!important}.article-meta{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted);margin-top:12px;flex-wrap:wrap}.outline-item{border-top:1px solid var(--line);padding:17px 20px}.outline-item:first-child{border-top:0}.outline-item.is-excluded{background:#fafbfc}.outline-row{display:flex;gap:10px;align-items:center}.heading-index{color:#94a0b0;font-size:10px;min-width:18px}.heading-level{background:var(--bg);border:1px solid var(--line);border-radius:4px;padding:3px 5px;font-size:10px;color:var(--muted);flex-shrink:0}.heading-text{font-weight:560;font-size:12px;min-width:0;flex:1;overflow-wrap:anywhere}.outline-item details>summary{list-style:none;cursor:pointer}.outline-item details>summary::-webkit-details-marker{display:none}.outline-item details[open] .chevron{transform:rotate(180deg)}.chevron{font-size:12px;color:#8695a9}.heading-controls{margin:14px 0 0 28px;display:grid;gap:13px}.heading-anchor{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:10px;padding-left:28px}.anchor-lock{font-size:10px;color:var(--green)}.heading-actions{display:flex;gap:5px;margin-left:auto}.outline-footer{padding:15px 20px;border-top:1px solid var(--line);background:#fafbfd}.savebar{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);padding:14px 17px;border-radius:8px;background:#fff;margin:18px 0;box-shadow:var(--shadow)}.savebar p{font-size:11px;color:var(--muted)}.savebar strong{display:block;color:var(--ink);font-weight:550}
.reader-frame{border:1px solid #dbe2ec;border-radius:11px;background:#fff;overflow:hidden;box-shadow:0 14px 32px #2539540d}.reader-toolbar{padding:12px 15px;display:flex;justify-content:space-between;gap:10px;align-items:center;border-bottom:1px solid var(--line);background:white}.reader-label{font-size:11px;font-weight:600;display:flex;gap:7px;align-items:center}.reader-controls{display:flex;align-items:center;gap:6px}.segmented{display:flex;background:var(--bg);padding:2px;border:1px solid var(--line);border-radius:5px}.segmented button{min-height:27px;background:none;border:0;border-radius:3px;color:var(--muted);padding:3px 8px;font-size:10px}.segmented button[aria-pressed=true]{background:#fff;box-shadow:0 1px 4px #12263b12;color:var(--ink)}.reader-stage{background:#eaf0f5;padding:0;min-height:630px;display:flex;justify-content:center}.reader-stage[data-device=mobile]{padding:16px 12px}.reader-stage iframe{width:100%;height:680px;border:0;background:white;display:block}.reader-stage[data-device=mobile] iframe{max-width:360px;border:7px solid #23364c;border-radius:25px;height:665px;box-shadow:0 12px 25px #20304a16}.reader-note{padding:12px 15px;font-size:10px;color:var(--muted);border-top:1px solid var(--line);background:#fff;line-height:1.7}.preview-context{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px;font-size:11px;color:var(--muted)}.preview-context select{max-width:260px;min-width:0;border:0;background:transparent;color:var(--ink);font-size:11px;padding:5px}.device-theme{width:28px;height:28px;padding:0;border:1px solid var(--line);border-radius:4px;background:white;font-size:14px}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:7px;margin:14px 0}table{border-collapse:collapse;width:100%;font-size:11px;text-align:left}th,td{padding:11px 13px;border-bottom:1px solid var(--line);vertical-align:top;overflow-wrap:anywhere}th{background:#f7f9fc;color:var(--muted);font-size:10px;font-weight:550}tbody tr:last-child td{border-bottom:0}.list-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid var(--line)}.list-row:last-child{border-bottom:0}.empty{text-align:center;padding:28px 15px;color:var(--muted);font-size:12px}.empty h3{color:var(--ink);margin-bottom:8px}.metric{font-size:26px;font-weight:650;color:var(--ink)}.metric small{font-size:11px;font-weight:400;color:var(--muted);display:block}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.feature-grid>div{padding:17px;border:1px solid var(--line);border-radius:8px}.feature-grid p{font-size:12px;color:var(--muted);margin-top:7px}.app-footer{font-size:10px;color:#8390a2;display:flex;justify-content:space-between;gap:16px;margin-top:26px;padding-top:18px;border-top:1px solid var(--line)}.app-footer a{color:inherit}.loading{display:grid;place-items:center;min-height:80vh;color:var(--muted)}dialog{width:min(680px,calc(100% - 32px));max-height:88vh;border:1px solid var(--line);padding:0;border-radius:13px;box-shadow:0 30px 110px #10223f35;color:var(--ink);background:#fff}dialog::backdrop{background:#182d4566;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line);position:sticky;top:0;background:white;z-index:2}.dialog-head h2{font-size:18px}#dialog-body{padding:22px 24px}.dialog-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:22px;padding-top:17px;border-top:1px solid var(--line)}#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);padding:12px 20px;background:#182e44;color:#fff;box-shadow:0 8px 30px #17283e25;border-radius:8px;z-index:100;max-width:min(90vw,560px);font-size:12px;opacity:0;pointer-events:none}#toast.visible{opacity:1}.scope-note{padding:13px 17px;border:1px dashed #c6d5e4;border-radius:8px;font-size:11px;color:var(--muted);margin-bottom:20px}.form-error{color:var(--danger);background:#fff2f2;border:1px solid #efd2d4;border-radius:6px;padding:10px;font-size:12px;margin:12px 0}.dirty-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#c68c35;margin-right:5px}.pro-callout{background:linear-gradient(130deg,#eaf4fd,#f4f8fd);border:1px solid #cfe1f0;border-radius:10px;padding:23px;margin-bottom:20px}.pro-callout h2{font-size:23px;margin:8px 0}.pro-callout p{font-size:13px;color:var(--muted);margin-bottom:20px}.revision-row{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}.revision-row small{display:block;color:var(--muted);font-size:10px}.article-choice{display:flex;gap:11px;align-items:center;width:100%;background:#fff;border:1px solid var(--line);padding:12px;text-align:left;border-radius:7px;margin-top:8px}.article-choice strong{display:block;font-size:12px;font-weight:550}.article-choice small{display:block;font-size:10px;color:var(--muted)}.article-choice:hover{background:var(--tint)}.article-choice .badge{margin-left:auto}.help-list{padding-left:18px;font-size:12px;color:var(--muted);line-height:1.85}.switch-edition-link{border:0;background:none;padding:0;color:var(--blue);font-size:11px;text-align:left}
@media(min-width:1700px){.workspace{padding-top:38px}.workspace-grid{gap:30px}.reader-stage iframe{height:760px}}@media(max-width:1200px){.app-shell{grid-template-columns:185px 1fr}.sidebar{padding-inline:12px}.workspace{padding:25px 22px}.topbar{padding:18px 22px}.workspace-grid{grid-template-columns:minmax(310px,1fr) minmax(290px,.9fr);gap:18px}.card{padding:18px}.reader-label{font-size:10px}.reader-toolbar{padding:10px}.brand{font-size:16px;gap:7px}.brand-mark{width:29px;height:29px}.reader-controls{gap:3px}}@media(max-width:1000px){.app-shell{grid-template-columns:160px 1fr}.sidebar{padding-inline:10px;gap:25px}.brand{font-size:14px;padding:0}.workspace-name{padding:0}.sidebar-footer{padding-inline:0}.workspace-grid{grid-template-columns:1fr}.reader-column{position:static}.reader-stage iframe{height:600px}.reader-stage[data-device=mobile] iframe{height:660px}.page-head{margin-bottom:20px}.top-actions{gap:8px}.saved-status{display:none}.workspace{max-width:900px}.nav-label{margin-left:10px}}
@media(max-width:700px){.preview-bar{padding:8px 16px;font-size:10px}.desktop-only{display:none}.app-shell{display:block}.sidebar{padding:15px 16px 0;border-right:0;border-bottom:1px solid var(--line);display:block}.brand{font-size:17px;display:inline-flex}.workspace-name,.sidebar-footer,.nav-label{display:none}.side-nav{flex-direction:row;overflow-x:auto;margin-top:15px;gap:4px;padding-bottom:10px}.side-nav button{font-size:11px;padding:8px 11px;min-height:35px}.nav-icon{width:16px;height:16px}.topbar{min-height:63px;padding:12px 16px;gap:8px}.breadcrumb{font-size:10px;gap:5px}.edition-picker button{min-width:55px;padding-inline:10px;font-size:11px}.workspace{padding:24px 16px}.page-head{gap:12px;flex-wrap:wrap}.page-head p{font-size:12px}.page-head h1{font-size:26px}.card{padding:18px}.grid.two,.form-grid{gap:12px}.heading-controls{margin-left:0}.outline-item{padding:15px 16px}.outline-row{gap:7px}.heading-index{display:none}.heading-anchor{padding-left:0}.reader-column{margin-top:5px}.preview-context select{max-width:200px}.app-footer{flex-direction:column;gap:8px}.dialog-head,#dialog-body{padding:18px}.feature-grid{grid-template-columns:1fr}.savebar{padding:13px}.savebar .btn{font-size:11px;padding:8px 10px}.reader-toolbar{padding:12px}.top-actions>.btn{font-size:11px;padding:7px 9px}.reader-stage[data-device=mobile]{padding:14px 8px}.workspace-grid{gap:12px}}@media(max-width:380px){.grid.two,.form-grid,.field-row{grid-template-columns:1fr}.breadcrumb{display:none}.topbar{justify-content:flex-end}.preview-bar{padding-inline:12px}.workspace{padding-inline:12px}.segmented button{padding-inline:6px}.heading-actions .icon-btn{min-width:29px}.badge{white-space:normal}.reader-stage[data-device=mobile]{padding:8px 4px}.reader-stage[data-device=mobile] iframe{border-width:5px}.savebar{flex-wrap:wrap}}@media(pointer:coarse){button.btn,.side-nav button,.icon-btn,.edition-picker button{min-height:42px}.field input:not([type=checkbox]),.field select,.field textarea{font-size:16px}.check{min-height:40px}.article-title-input{font-size:22px!important}.outline-item summary{min-height:35px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.reader-expanded{width:min(1160px,calc(100% - 24px));max-height:94vh}.reader-expanded #dialog-body{padding:0;background:#eaf0f5;display:flex;justify-content:center}.reader-expanded iframe{width:100%;height:76vh;border:0;display:block}.reader-expanded .dialog-head{padding:15px 22px}