/* ---------- Polices locales ---------- */
@font-face{font-family:"IBM Plex Sans";font-weight:400;font-display:swap;src:url(fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:500;font-display:swap;src:url(fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:600;font-display:swap;src:url(fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:400;font-display:swap;src:url(fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:500;font-display:swap;src:url(fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Literata";font-weight:400;font-style:normal;font-display:swap;src:url(fonts/literata-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Literata";font-weight:400;font-style:italic;font-display:swap;src:url(fonts/literata-latin-400-italic.woff2) format("woff2")}
@font-face{font-family:"Literata";font-weight:600;font-style:normal;font-display:swap;src:url(fonts/literata-latin-600-normal.woff2) format("woff2")}

/* ---------- Thèmes ---------- */
:root{
  --bg:#ECEFEE; --surface:#FFFFFF; --side:#F4F6F5; --ink:#1C2826; --muted:#5D6E6B; --line:#D2DBD9; --hover:#E1E8E6; --code:#EFF3F2;
  --accent:#0F7B77; --accent-soft:color-mix(in srgb, var(--accent) 14%, transparent);
  --hl-kw:#8B2FC9; --hl-str:#0E7A55; --hl-num:#B45309; --hl-com:#7A8794; --hl-fn:#2459C9; --hl-type:#B4235E; --hl-attr:#0F6C8C; --hl-del:#C0392B;
  --fs:17px;
  --ui:"IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, Consolas, monospace;
  --serif:"Literata", Georgia, "Times New Roman", serif;
  --edfont:var(--serif); --edlh:1.75; --prose:var(--serif);
  color-scheme:light;
}
:root[data-font="mono"]{--edfont:var(--mono); --edlh:1.6; --prose:var(--ui)}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#141A19; --surface:#1B2322; --side:#172020; --ink:#E2EAE8; --muted:#8C9E9A; --line:#2B3735; --hover:#25302F; --code:#222C2B;
    --accent:#3FB6AF;
    --hl-kw:#C792EA; --hl-str:#8FD694; --hl-num:#F5B76B; --hl-com:#7E8C99; --hl-fn:#82AAFF; --hl-type:#F78C9B; --hl-attr:#7FD3E6; --hl-del:#FF8A80;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#141A19; --surface:#1B2322; --side:#172020; --ink:#E2EAE8; --muted:#8C9E9A; --line:#2B3735; --hover:#25302F; --code:#222C2B;
  --accent:#3FB6AF;
  --hl-kw:#C792EA; --hl-str:#8FD694; --hl-num:#F5B76B; --hl-com:#7E8C99; --hl-fn:#82AAFF; --hl-type:#F78C9B; --hl-attr:#7FD3E6; --hl-del:#FF8A80;
  color-scheme:dark;
}

*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{display:flex;background:var(--bg);color:var(--ink);font:14px/1.4 var(--ui);overflow:hidden}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
[hidden]{display:none!important}
.spacer{flex:1}
.muted{color:var(--muted)}

/* ---------- Boutons ---------- */
.btn{border:1px solid transparent;background:none;padding:5px 8px;border-radius:6px;cursor:pointer;white-space:nowrap}
.btn:hover{background:var(--hover)}
.btn.sm{padding:3px 7px;font-size:13px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.primary{background:var(--accent);color:#fff}
.btn.primary:hover{background:color-mix(in srgb, var(--accent) 85%, #000)}
.btn[aria-pressed="true"]{background:var(--hover);border-color:var(--line);box-shadow:inset 0 -2px 0 var(--accent)}
#install{border-color:var(--accent);color:var(--accent)}

/* ---------- Classeur ---------- */
.binder{width:270px;flex:none;display:flex;flex-direction:column;background:var(--side);border-right:1px solid var(--line);min-height:0}
body.no-binder .binder{display:none}
.binder-head{display:flex;align-items:center;gap:4px;padding:10px 8px 4px 14px}
.binder-actions{display:flex;gap:2px;padding:2px 8px 8px;border-bottom:1px solid var(--line)}
.brand{font-weight:600;font-size:15px;color:var(--accent);letter-spacing:.01em}
.tree,.tree ul{list-style:none;margin:0;padding:0}
.tree{flex:1;overflow:auto;padding:6px}
.tree ul{padding-left:14px}
.row{display:flex;align-items:center;gap:6px;padding:4px 6px;border-radius:6px;cursor:pointer;user-select:none;min-height:30px}
.row:hover{background:var(--hover)}
.row.sel{background:var(--accent-soft)}
.row.open .t{font-weight:600}
.row .chev{width:16px;height:18px;flex:none;border:0;background:none;padding:0;border-radius:3px;color:var(--muted);font-size:11px;line-height:18px;text-align:center;transition:transform .15s}
button.chev{cursor:pointer}
button.chev:hover{color:var(--ink);background:var(--hover)}
.row.collapsed .chev{transform:rotate(-90deg)}
.row .ico{width:14px;flex:none;text-align:center;color:var(--muted)}
.row.folder .ico{color:var(--accent)}
.row.folder .t{font-weight:500}
.row .t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row .w{flex:none;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.row .del,.row .ren{flex:none;border:0;background:none;width:22px;height:22px;border-radius:4px;opacity:0;cursor:pointer;color:var(--muted);padding:0}
.row .del,.row .ren{display:none}
.row:hover .del,.row:hover .ren,.row:focus-visible .del,.row:focus-visible .ren{display:block;opacity:.7}
@media (hover:none){.row.sel .del,.row.sel .ren{display:block;opacity:.7}.row.sel .w{display:none}}
.row .del:hover{opacity:1;background:var(--hover);color:#C2410C}
.row .ren:hover{opacity:1;background:var(--hover);color:var(--accent)}
.row:hover .w,.row:focus-visible .w{display:none}
.row input{flex:1;min-width:0;padding:1px 4px;border:1px solid var(--line);border-radius:4px;background:var(--surface)}
.row.drop-before{box-shadow:inset 0 2px 0 var(--accent)}
.row.drop-after{box-shadow:inset 0 -2px 0 var(--accent)}
.row.drop-inside{outline:2px dashed var(--accent);outline-offset:-2px}
.row.dragging{opacity:.4}
.binder-foot{display:flex;align-items:center;justify-content:space-between;gap:6px;padding:6px 8px 6px 14px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}
#accountBtn{color:var(--accent);max-width:150px;overflow:hidden;text-overflow:ellipsis}
#accountBtn.warn{color:#C2410C}

/* ---------- Espace de travail ---------- */
.workspace{flex:1;min-width:0;display:flex;flex-direction:column}
.toolbar,.findbar{display:flex;flex-wrap:wrap;align-items:center;gap:2px;padding:6px 10px;background:var(--surface);border-bottom:1px solid var(--line)}
.findbar{gap:6px}
.sep{width:1px;height:20px;background:var(--line);margin:0 6px}
.doc-title{font-weight:600;max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:4px 6px;border:0;background:none;border-radius:6px;cursor:text}
.doc-title:hover{background:var(--hover)}
.menu-left{left:0;right:auto}
.kbd{float:right;margin-left:16px;font-size:11px;color:var(--muted)}
.findbar input[type=text]{width:200px;padding:5px 8px;border:1px solid var(--line);border-radius:6px;background:var(--bg)}
.findbar label{display:flex;align-items:center;gap:5px;color:var(--muted)}
#findInfo{color:var(--muted);min-width:90px}
.menu-wrap{position:relative}
.menu{position:absolute;right:0;top:calc(100% + 4px);z-index:20;display:flex;flex-direction:column;gap:2px;min-width:270px;width:max-content;max-width:90vw;padding:6px;
  background:var(--surface);border:1px solid var(--line);border-radius:8px;box-shadow:0 10px 30px rgb(0 0 0 / .18)}
.menu > .btn{text-align:left}
.menu-row{display:flex;align-items:center;gap:4px;padding:2px 2px 2px 9px}

.rowwrap{flex:1;min-height:0;display:flex}
main{flex:1;min-width:0;min-height:0;display:grid;grid-template-columns:1fr 1fr;background:var(--surface);position:relative}
main[data-mode="edit"],main[data-mode="preview"]{grid-template-columns:1fr}
main[data-mode="edit"] #preview,main[data-mode="preview"] .edwrap{display:none}
main.empty .edwrap,main.empty #preview{display:none}
.empty-state{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--muted)}

.edwrap{position:relative;display:flex;min-width:0;min-height:0;overflow:hidden}
main[data-mode="split"] .edwrap{border-right:1px solid var(--line)}
.edstack{position:relative;flex:1;min-width:0;height:100%;background:var(--surface)}
#editor,#hl{padding:22px 28px;font:var(--fs)/var(--edlh) var(--edfont);tab-size:4;letter-spacing:normal}
#editor{position:relative;display:block;width:100%;height:100%;resize:none;border:0;outline:0;background:transparent;color:var(--ink)}
#editor::placeholder{color:var(--muted)}
#editor.nowrap{white-space:pre;overflow-x:auto}
.edwrap.lines #editor,.edwrap.lines #hl{padding-left:14px}
#hl{display:none;position:absolute;top:0;left:0;margin:0;overflow:hidden;pointer-events:none;color:var(--ink);white-space:pre-wrap;overflow-wrap:break-word}
#hl.nowrap{white-space:pre;overflow-wrap:normal}
#hl *{font-weight:inherit!important;font-style:normal!important}
.edstack.colored #hl{display:block}
.edstack.colored #editor{color:transparent;caret-color:var(--ink)}
.edstack.colored #editor::selection{color:transparent;background:color-mix(in srgb, var(--accent) 30%, transparent)}
#hl .hljs-section{color:var(--hl-fn)}
#hl .hljs-strong,#hl .hljs-emphasis{color:var(--hl-kw)}
#hl .hljs-code{color:var(--hl-str)}
#hl .hljs-quote{color:var(--hl-com)}

#gutter{display:none;flex:none;overflow:hidden;padding:22px 10px 400px 12px;min-width:calc(var(--digits, 2) * 1ch + 24px);
  text-align:right;font:var(--fs)/var(--edlh) var(--edfont);color:var(--muted);user-select:none;font-variant-numeric:tabular-nums;
  background:color-mix(in srgb, var(--bg) 45%, var(--surface));border-right:1px solid var(--line)}
.edwrap.lines #gutter{display:block}
#gutter > div{opacity:.55;font-size:.8em;line-height:calc(var(--fs) * var(--edlh))}
#gutter > div.cur{opacity:1;color:var(--ink)}
#mirror{position:absolute;top:0;left:0;visibility:hidden;pointer-events:none;white-space:pre-wrap;overflow-wrap:break-word;
  font:var(--fs)/var(--edlh) var(--edfont);tab-size:4}

/* ---------- Aperçu et texte de version ---------- */
#preview{overflow:auto;padding:22px 32px 60px}
#preview,.prose{font-size:var(--fs);line-height:1.7;font-family:var(--prose)}
#preview > *,.prose > *{max-width:68ch}
#preview .empty{color:var(--muted)}
.prose h1,.prose h2,.prose h3,.prose h4{line-height:1.25;margin:1.4em 0 .5em;font-weight:600}
.prose h1{font-size:1.75em;margin-top:.3em}
.prose h2{font-size:1.4em}
.prose h3{font-size:1.15em}
.prose p,.prose ul,.prose ol,.prose pre,.prose blockquote,.prose table{margin:0 0 1em}
.prose a{color:var(--accent)}
.prose code{font-family:var(--mono);font-size:.85em;background:var(--code);padding:.12em .35em;border-radius:4px}
.prose pre{background:var(--code);padding:12px 14px;border-radius:6px;overflow:auto;line-height:1.5}
.prose pre code{background:none;padding:0}
.prose pre.numbered{display:grid;grid-template-columns:auto 1fr;column-gap:12px}
.prose pre .ln{font-family:var(--mono);font-size:.85em;text-align:right;white-space:pre;color:var(--muted);opacity:.6;user-select:none;padding-right:10px;border-right:1px solid var(--line)}
.prose blockquote{margin-left:0;padding:.2em 1em;border-left:3px solid var(--accent);color:var(--muted)}
.prose table{border-collapse:collapse;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:6px 10px;text-align:left}
.prose th{background:var(--code)}
.prose hr{border:0;text-align:center;margin:2em 0}
.prose hr::after{content:"* * *";color:var(--muted);letter-spacing:.4em}
.prose img{max-width:100%}

.hljs-keyword,.hljs-selector-tag,.hljs-literal,.hljs-doctag{color:var(--hl-kw)}
.hljs-string,.hljs-regexp,.hljs-addition,.hljs-selector-attr{color:var(--hl-str)}
.hljs-number,.hljs-symbol,.hljs-bullet,.hljs-link{color:var(--hl-num)}
.hljs-comment,.hljs-quote{color:var(--hl-com);font-style:italic}
.hljs-title,.hljs-section,.hljs-built_in,.hljs-title.function_{color:var(--hl-fn)}
.hljs-type,.hljs-title.class_,.hljs-tag,.hljs-name,.hljs-selector-id,.hljs-selector-class{color:var(--hl-type)}
.hljs-attr,.hljs-attribute,.hljs-variable,.hljs-template-variable,.hljs-property,.hljs-params{color:var(--hl-attr)}
.hljs-meta{color:var(--hl-com)}
.hljs-deletion{color:var(--hl-del)}

/* ---------- Panneau des versions ---------- */
.history{width:320px;flex:none;display:flex;flex-direction:column;background:var(--side);border-left:1px solid var(--line);min-height:0}
.history-head{display:flex;align-items:center;gap:4px;padding:10px 8px 8px 14px;border-bottom:1px solid var(--line)}
.history-note{margin:0;padding:8px 14px;font-size:12px;color:var(--muted);border-bottom:1px solid var(--line)}
#verList{list-style:none;margin:0;padding:6px;overflow:auto;flex:1}
.ver{display:block;width:100%;text-align:left;border:0;background:none;padding:7px 10px;border-radius:6px;cursor:pointer}
.ver:hover{background:var(--hover)}
.ver .vd{font-weight:500}
.ver .vm{font-size:12px;color:var(--muted);display:flex;gap:8px;margin-top:1px}
.ver .tag{font-size:11px;padding:0 6px;border-radius:9px;background:var(--accent-soft);color:var(--accent)}
.ver .plus{color:#0E7A55}.ver .minus{color:#C2410C}
.ver-empty{padding:10px;color:var(--muted);font-size:13px}

/* ---------- Dialogues ---------- */
dialog{padding:0;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);box-shadow:0 18px 50px rgb(0 0 0 / .25)}
dialog::backdrop{background:rgb(10 15 15 / .4)}
#gsearch{width:min(680px,94vw);max-height:72vh;margin:10vh auto auto}
#gsearch[open]{display:flex;flex-direction:column}
#gq{width:100%;border:0;border-bottom:1px solid var(--line);padding:14px 16px;font-size:16px;background:transparent;outline:0}
#gInfo{padding:6px 16px;font-size:12px;color:var(--muted)}
#gResults{list-style:none;margin:0;padding:0 6px 8px;overflow:auto}
.gres{display:block;width:100%;text-align:left;border:0;background:none;padding:8px 10px;border-radius:6px;cursor:pointer}
.gres.on,.gres:hover{background:var(--hover)}
.gres-head{display:flex;gap:8px;align-items:center;font-weight:500}
.gres-line{color:var(--muted);font-weight:400;font-size:12px}
.gres-path{color:var(--muted);font-weight:400;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gres-snip{display:block;margin-top:2px;font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
mark{background:color-mix(in srgb, var(--accent) 30%, transparent);color:var(--ink);border-radius:2px}
#verView{width:min(900px,94vw);height:84vh}
#verView[open]{display:flex;flex-direction:column}
.vv-head{display:flex;align-items:center;gap:6px;padding:12px 14px;border-bottom:1px solid var(--line)}
#vvMeta{font-size:12px}
#vvBody{flex:1;overflow:auto;padding:22px 32px}

/* ---------- Barre d'état ---------- */
.status{display:flex;flex-wrap:wrap;gap:18px;padding:4px 12px;font-size:12px;color:var(--muted);background:var(--bg);border-top:1px solid var(--line)}
#saved{margin-left:auto}
#folderWords{color:var(--ink)}
#saved.err{color:#C2410C;font-weight:500}
#net{color:#B7791F;font-weight:500}
.sync-ok{color:var(--accent)}
.sync-error,.sync-relogin{color:#C2410C;font-weight:500}
.sync-offline{color:#B7791F}

/* ---------- Compte ---------- */
#account{width:min(520px,94vw);max-height:90vh}
#installHelp{width:min(440px,94vw)}
.acc-head{display:flex;align-items:center;padding:12px 14px;border-bottom:1px solid var(--line)}
.acc-body{padding:14px 18px 16px;overflow:auto}
.acc-tabs{display:flex;flex-wrap:wrap;gap:2px;margin-bottom:12px}
.acc-form{display:flex;flex-direction:column;gap:10px}
.acc-form label{display:flex;flex-direction:column;gap:4px;font-weight:500}
.acc-form input{font-weight:400;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg)}
.acc-form .btn.primary{align-self:flex-start;padding:7px 14px}
.acc-note{margin:0;font-size:13px;line-height:1.5;color:var(--muted)}
.acc-hint{margin:0;font-size:12px;color:var(--muted)}
.acc-row{display:flex;gap:6px;margin:10px 0}
.acc-msg{margin:10px 0 0;font-size:13px;color:var(--muted);min-height:1em}
.acc-msg.err{color:#C2410C;font-weight:500}
.kit-code{font:600 19px/1.6 var(--mono);letter-spacing:.04em;padding:12px 14px;margin:8px 0;border:2px dashed var(--accent);border-radius:8px;
  background:var(--accent-soft);white-space:pre-line;text-align:center;user-select:all}
.check{display:flex;align-items:center;gap:8px;margin:10px 0}
#accKit .btn.primary{padding:7px 14px}
.meter{height:8px;border-radius:4px;background:var(--hover);overflow:hidden;margin:6px 0 4px}
#accMeter{height:100%;width:0;background:var(--accent)}
#account details{margin:10px 0;border-top:1px solid var(--line);padding-top:10px}
#account summary{cursor:pointer;font-weight:500;margin-bottom:8px}
#account details.danger summary{color:#C2410C}
.danger-btn{background:#C2410C;color:#fff;align-self:flex-start;padding:7px 14px}

/* ---------- Mode focus ---------- */
.exit-focus{display:none}
body.focus .binder,body.focus .toolbar,body.focus .status,body.focus .history{display:none!important}
body.focus main{grid-template-columns:1fr}
body.focus main[data-mode="split"] #preview{display:none}
body.focus #gutter{display:none!important}
body.focus #editor,body.focus .edwrap.lines #editor,body.focus #hl,body.focus .edwrap.lines #hl{padding:8vh max(24px, calc((100% - 68ch) / 2)) 30vh}
body.focus #preview{padding:8vh max(24px, calc((100% - 68ch) / 2)) 30vh}
body.focus .exit-focus{display:block;position:fixed;top:10px;right:14px;z-index:5;background:var(--surface);border-color:var(--line);color:var(--muted);opacity:.35;animation:hint 3s ease-out}
body.focus .exit-focus:hover,body.focus .exit-focus:focus-visible{opacity:1}
@keyframes hint{0%,60%{opacity:1}100%{opacity:.35}}

/* ---------- Petits écrans ---------- */
@media (max-width:820px){
  .binder{position:fixed;inset:0 auto 0 0;z-index:30;width:min(300px,85vw);box-shadow:0 0 40px rgb(0 0 0 / .25);display:none}
  body.binder-open .binder{display:flex}
  main[data-mode="split"]{grid-template-columns:1fr;grid-template-rows:1fr 1fr}
  main[data-mode="split"] .edwrap{border-right:0;border-bottom:1px solid var(--line)}
  .history{position:fixed;inset:0 0 0 auto;z-index:30;width:min(320px,90vw);box-shadow:0 0 40px rgb(0 0 0 / .25)}
  #editor,#hl{padding:16px 16px}
}
@media (prefers-reduced-motion:reduce){.row .chev{transition:none}body.focus .exit-focus{animation:none}}

/* ---------- Impression ---------- */
@media print{
  :root{--ink:#000;--surface:#fff;--code:#f2f2f2;--line:#ccc}
  body{display:block;overflow:visible;background:#fff}
  .binder,.toolbar,.findbar,.status,.history,.exit-focus,.edwrap{display:none!important}
  .workspace,.rowwrap,main{display:block}
  #preview{display:block!important;overflow:visible;padding:0}
}