:root{
 /* palette de base */
 --basalte-900:#141517;--basalte-800:#1A1B1E;--basalte-700:#26282C;--basalte-500:#4A4D53;
 --basalte-300:#8A8D93;--basalte-200:#B9BBC0;--basalte-100:#D9DADD;
 --craie-claire:#FBFAF7;--craie:#F2F1EC;--craie-200:#E7E5DE;--craie-300:#D8D6CD;
 --framboise-100:#F7E1E6;--framboise-300:#EB9FAC;--framboise-500:#D45E74;--framboise-700:#B23A54;--framboise-900:#7E2438;
 --sans:"Space Grotesk","Helvetica Neue",Arial,sans-serif;
 --serif:"Fraunces",Georgia,"Times New Roman",serif;
 --force:"Bricolage Grotesque","Arial Black",sans-serif;
 --maxw:1180px;
 --measure:66ch;
 --pad:clamp(22px,4vw,72px);--nav-h:66px;
 --ease:cubic-bezier(.22,.61,.36,1);
 --reading-scale:1;
 /* jetons sémantiques : thème clair (par défaut) */
 --paper:var(--craie);--paper-raised:var(--craie-claire);
 --ink:var(--basalte-800);--ink-strong:var(--basalte-900);--ink-soft:var(--basalte-500);--ink-faint:var(--basalte-300);
 --rule:var(--basalte-800);--rule-soft:var(--craie-300);--rule-faint:var(--basalte-200);
 --accent:var(--framboise-500);--accent-strong:var(--framboise-700);--accent-quiet:var(--framboise-300);--accent-wash:var(--framboise-100);
 /* blocs "vedette" (couverture, voix, pied) : surfaces de la MÊME nuance que le thème, pas des slabs noirs */
 --feature-bg:var(--paper-raised);--feature-fg:var(--ink);--feature-soft:var(--ink-soft);--feature-faint:var(--ink-faint);--feature-rule:var(--rule-faint);
}
/* thème sombre */
html[data-theme="dark"]{
 --paper:#141517;--paper-raised:#1E2023;
 --ink:#E4E2DB;--ink-strong:#FBFAF7;--ink-soft:#A7AAB0;--ink-faint:#74777D;
 --rule:#3A3D42;--rule-soft:#2A2C30;--rule-faint:#33363B;
 --accent:#EB9FAC;--accent-strong:#F0B3BD;--accent-quiet:#D45E74;--accent-wash:#2E2026;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif);font-optical-sizing:auto;font-weight:400;font-size:calc(19px * var(--reading-scale));line-height:1.66;-webkit-font-smoothing:antialiased;font-kerning:normal;font-feature-settings:"kern","liga","clig";text-rendering:optimizeLegibility;transition:background .35s var(--ease),color .35s var(--ease);}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);}
.measure{max-width:var(--measure);}
a{color:var(--accent-strong);text-underline-offset:3px;}
img{max-width:100%;}

/* nav : surface de page par défaut (pages intérieures) */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;height:var(--nav-h);display:flex;align-items:center;background:var(--paper);color:var(--ink);border-bottom:1px solid var(--rule);transition:background .3s,color .3s,border-color .3s;}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;}
.nav.has-cover.at-top{background:transparent;color:var(--feature-fg);border-bottom-color:transparent;}
.brand{font-family:var(--sans);font-weight:700;font-size:1rem;letter-spacing:-.01em;text-decoration:none;color:inherit;white-space:nowrap;}
.brand b{color:var(--accent);}
.nav-mid{display:flex;align-items:center;gap:clamp(.7rem,1.8vw,1.9rem);}
.nav-links{display:flex;align-items:stretch;gap:clamp(.7rem,1.8vw,1.9rem);list-style:none;margin:0;padding:0;height:var(--nav-h);}
.nav-links > li{position:relative;display:flex;align-items:center;}
.nav-top{display:inline-flex;align-items:center;gap:.35rem;font-family:var(--sans);font-weight:500;font-size:.8rem;letter-spacing:.07em;text-transform:uppercase;text-decoration:none;color:inherit;background:none;border:0;cursor:pointer;padding:.4rem 0;height:100%;}
.nav-top .caret{width:.5em;height:.5em;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin-top:-.2em;transition:transform .25s;opacity:.7;}
.nav-links > li:hover .nav-top .caret,.nav-links > li:focus-within .nav-top .caret{transform:rotate(-135deg);margin-top:.15em;}
.nav-top .line{position:relative;}
.nav-top .line::after{content:"";position:absolute;left:0;right:100%;bottom:-.25em;height:2px;background:var(--accent);transition:right .25s;}
.nav-top:hover .line::after,.nav-links > li.is-current .nav-top .line::after{right:0;}
.subnav{position:absolute;top:100%;left:-1rem;min-width:300px;background:var(--paper-raised);color:var(--ink);border:1px solid var(--rule);list-style:none;margin:0;padding:.4rem;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s,transform .2s,visibility .2s;box-shadow:0 18px 40px rgba(10,10,12,.22);max-height:74vh;overflow:auto;}
.nav-links > li:hover .subnav,.nav-links > li:focus-within .subnav{opacity:1;visibility:visible;transform:translateY(0);}
.subnav a{display:flex;gap:.7rem;align-items:baseline;text-decoration:none;color:var(--ink);font-family:var(--sans);font-size:.8rem;text-transform:none;padding:.55rem .7rem;line-height:1.25;}
.subnav a .sidx{font-size:.7rem;color:var(--accent-strong);font-weight:500;min-width:1.8em;}
.subnav a:hover,.subnav a:focus,.subnav a.is-current{background:var(--accent-wash);color:var(--accent-strong);}
.subnav .subhead-mini{font-family:var(--sans);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint);padding:.6rem .7rem .3rem;}
.burger{display:none;background:none;border:0;cursor:pointer;padding:.4rem;margin:-.4rem;color:inherit;}
.burger svg{display:block;}

/* contrôles de lecture (thème + taille) */
.reading-ctl{display:flex;align-items:center;gap:.5rem;}
.rc-group{display:inline-flex;align-items:center;border:1px solid currentColor;border-radius:2px;opacity:.85;}
.rc-btn{background:none;border:0;color:inherit;cursor:pointer;font-family:var(--sans);font-weight:500;line-height:1;padding:.4rem .5rem;display:inline-flex;align-items:center;justify-content:center;letter-spacing:.02em;}
.rc-btn:hover{color:var(--accent);}
.rc-btn.rc-a-sm{font-size:.72rem;}
.rc-btn.rc-a-lg{font-size:.95rem;}
.rc-group .rc-btn + .rc-btn{border-left:1px solid currentColor;}
.rc-theme{gap:.4rem;padding:.38rem .6rem;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;}
.rc-theme .sw{width:.72rem;height:.72rem;border-radius:50%;border:1px solid currentColor;background:conic-gradient(var(--paper) 0 50%, var(--ink) 0 100%);display:inline-block;flex:0 0 auto;}
@media(max-width:1040px){.reading-ctl .rc-theme .rc-label{display:none;}}
@media(max-width:520px){.reading-ctl{gap:.35rem;}.rc-group.rc-size{display:none;}}

/* overlay (menu sombre en tout thème) */
.overlay{position:fixed;inset:0;z-index:60;background:var(--basalte-900);color:var(--craie);transform:translateY(-100%);transition:transform .4s cubic-bezier(.7,0,.2,1);display:flex;flex-direction:column;padding:var(--pad);visibility:hidden;overflow-y:auto;}
.overlay.open{transform:translateY(0);visibility:visible;}
.overlay-top{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);margin:calc(-1*var(--pad)) calc(-1*var(--pad)) 0;padding:0 var(--pad);flex:0 0 auto;}
.overlay-close{background:none;border:0;color:var(--craie);cursor:pointer;padding:.4rem;margin:-.4rem;}
.ov-menu{list-style:none;margin:auto 0;padding:1.2rem 0;display:flex;flex-direction:column;}
.ov-group{border-top:1px solid var(--basalte-700);}
.ov-group:last-child{border-bottom:1px solid var(--basalte-700);}
.ov-head{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:0;color:var(--craie);cursor:pointer;font-family:var(--force);font-weight:700;font-size:clamp(1.5rem,6.5vw,2.3rem);line-height:1;letter-spacing:-.02em;padding:.6em 0;text-align:left;text-decoration:none;}
.ov-head .idx{font-family:var(--sans);font-weight:500;font-size:.75rem;letter-spacing:.1em;color:var(--framboise-500);vertical-align:super;margin-right:.6rem;}
.ov-head .plus{width:1.05rem;height:1.05rem;position:relative;flex:0 0 auto;margin-left:1rem;}
.ov-head .plus::before,.ov-head .plus::after{content:"";position:absolute;background:var(--framboise-500);inset:0;margin:auto;}
.ov-head .plus::before{width:100%;height:2px;}
.ov-head .plus::after{width:2px;height:100%;transition:transform .25s;}
.ov-group.open .ov-head .plus::after{transform:scaleY(0);}
.ov-sub{list-style:none;margin:0;padding:0;max-height:0;overflow:hidden;transition:max-height .4s ease;}
.ov-group.open .ov-sub{max-height:680px;}
.ov-sub a{display:flex;gap:.7rem;align-items:baseline;color:var(--basalte-100);text-decoration:none;font-family:var(--serif);font-size:1.05rem;padding:.45rem 0 .45rem .2rem;}
.ov-sub a .sidx{font-family:var(--sans);font-size:.7rem;letter-spacing:.08em;color:var(--framboise-500);min-width:2.2em;}
.ov-sub li:last-child a{padding-bottom:1rem;}
.overlay-foot{font-family:var(--sans);font-size:.78rem;letter-spacing:.06em;color:var(--basalte-300);flex:0 0 auto;padding-top:1rem;}
body.locked{overflow:hidden;}

/* cover (index) : bloc de caractère, sombre en tout thème */
.cover{position:relative;background:var(--feature-bg);color:var(--feature-fg);min-height:100vh;display:flex;flex-direction:column;justify-content:space-between;padding:calc(var(--nav-h) + clamp(24px,4vw,48px)) 0 clamp(28px,5vw,64px);border-bottom:1px solid var(--rule-faint);transition:background .35s var(--ease);}
.cover .wrap{width:100%;}
.cover-top{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap;}
.cover-title{font-family:var(--force);font-weight:800;font-size:clamp(3.4rem,13vw,9.4rem);line-height:.86;letter-spacing:-.035em;margin:.15em 0 0;}
.cover-title em{font-style:normal;color:var(--accent);}
.cover-sub{font-family:var(--serif);font-weight:400;font-size:clamp(1.1rem,2.2vw,1.6rem);max-width:40ch;color:var(--feature-soft);}
.cover-meta{font-family:var(--sans);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--feature-faint);}

/* sommaire */
.section-label{font-family:var(--sans);font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-strong);margin:0 0 2.5rem;display:flex;align-items:center;gap:1rem;}
.section-label::after{content:"";flex:1;height:1px;background:var(--rule-faint);}
.toc{padding:clamp(64px,9vw,130px) 0;}
.toc-part{margin-bottom:clamp(2.6rem,5vw,4.5rem);}
.toc-part:last-child{margin-bottom:0;}
.toc-part-head{display:flex;align-items:baseline;gap:1.1rem;border-bottom:2px solid var(--rule);padding-bottom:.9rem;margin-bottom:.6rem;flex-wrap:wrap;}
.toc-part-head .pnum{font-family:var(--force);font-weight:800;font-size:clamp(1.8rem,4.5vw,2.8rem);color:var(--accent);line-height:1;}
.toc-part-head .ptitle{font-family:var(--sans);font-weight:500;font-size:clamp(1rem,1.8vw,1.35rem);letter-spacing:.02em;text-transform:uppercase;}
.toc-row{display:grid;grid-template-columns:2.4em 1fr auto;gap:1rem;align-items:baseline;text-decoration:none;color:var(--ink);padding:.85rem 0;border-bottom:1px solid var(--rule-soft);transition:color .2s,padding-left .2s;}
.toc-row:hover{color:var(--accent-strong);padding-left:.5rem;}
.toc-row .cnum{font-family:var(--sans);font-weight:500;font-size:.9rem;color:var(--accent-strong);}
.toc-row .ctitle{font-family:var(--serif);font-size:clamp(1.1rem,1.8vw,1.45rem);line-height:1.25;}
.toc-row .cmeta{font-family:var(--sans);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);white-space:nowrap;}
@media(max-width:600px){.toc-row{grid-template-columns:2em 1fr;}.toc-row .cmeta{display:none;}}

/* ouverture de chapitre */
main.page{display:block;}
.chap-hero{padding:calc(var(--nav-h) + clamp(44px,7vw,96px)) 0 0;}
.chap-eyebrow{font-family:var(--sans);font-weight:500;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-strong);margin:0 0 1rem;}
.chap-openrow{display:flex;align-items:baseline;gap:clamp(1rem,3vw,2.2rem);border-bottom:2px solid var(--rule);padding-bottom:1.4rem;flex-wrap:wrap;}
.chap-no{font-family:var(--force);font-weight:800;font-size:clamp(3.2rem,10vw,7.2rem);line-height:.8;color:var(--accent);letter-spacing:-.035em;}
.chap-title.serif-title{font-family:var(--serif);font-weight:400;font-size:clamp(1.9rem,4.6vw,3.4rem);line-height:1.06;margin:0;}

/* méta d'ouverture */
.chap-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.7rem 1.1rem;margin:1.3rem 0 0;font-family:var(--sans);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);}
.chap-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--accent);flex:0 0 auto;}
.chap-meta b{font-weight:500;color:var(--ink-soft);}

/* zone de lecture : texte + sommaire de chapitre collant */
.reading{display:grid;grid-template-columns:minmax(0,var(--measure)) minmax(180px,220px);justify-content:space-between;gap:2rem clamp(2rem,5vw,5.5rem);align-items:start;padding:clamp(2.2rem,4vw,3.4rem) 0 0;}
.reading.solo{grid-template-columns:minmax(0,1fr);justify-content:start;}
.chap-body{max-width:none;min-width:0;}
.chap-body p{margin:0 0 1.25em;hyphens:auto;-webkit-hyphens:auto;overflow-wrap:break-word;}
.chap-body p.lead{font-size:1.16em;line-height:1.55;color:var(--ink-soft);margin-bottom:1.5em;}
.chap-body p.first.dropcap::first-letter{font-family:var(--force);font-weight:800;float:left;font-size:5.1rem;line-height:.62;padding:.06em .1em 0 0;color:var(--accent);}
.chap-body em{font-style:italic;}

/* renvois internes */
a.xref{color:inherit;text-decoration:none;border-bottom:1px dotted var(--accent);white-space:nowrap;transition:color .15s,border-color .15s;}
a.xref:hover,a.xref:focus{color:var(--accent-strong);border-bottom-style:solid;}

/* sections numérotées */
.chap-sec{scroll-margin-top:calc(var(--nav-h) + 24px);}
.chap-sec + .chap-sec{margin-top:2.9rem;}
.chap-body .subhead{display:flex;align-items:baseline;gap:.7rem;font-family:var(--sans);font-weight:500;font-size:.9rem;letter-spacing:.11em;text-transform:uppercase;color:var(--ink-strong);margin:0 0 1.15rem;padding-top:1.1rem;border-top:1px solid var(--rule-soft);}
.chap-body .subhead .sec-no{font-family:var(--sans);font-weight:700;font-size:.78rem;letter-spacing:.04em;color:var(--accent);flex:0 0 auto;padding-top:.05em;}
.chap-body .subhead .sec-t{flex:1;}

/* sommaire de chapitre (aside) */
.chap-aside{position:sticky;top:calc(var(--nav-h) + 2.2rem);align-self:start;}
.chap-index-label{font-family:var(--sans);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-strong);margin:0 0 1rem;padding-bottom:.7rem;border-bottom:1px solid var(--rule-faint);}
.chap-index ol{list-style:none;margin:0;padding:0;}
.chap-index li{margin:0;}
.chap-index a{display:grid;grid-template-columns:1.9em 1fr;gap:.55rem;align-items:baseline;text-decoration:none;color:var(--ink-faint);font-family:var(--sans);font-size:.8rem;line-height:1.3;padding:.42rem 0;transition:color .2s;}
.chap-index a .ci-no{font-size:.7rem;font-weight:500;color:var(--ink-faint);font-variant-numeric:tabular-nums;transition:color .2s;}
.chap-index a:hover{color:var(--ink-soft);}
.chap-index a.is-active{color:var(--ink-strong);}
.chap-index a.is-active .ci-no{color:var(--accent);}
.chap-index a.is-active .ci-t{box-shadow:inset 0 -2px 0 var(--accent-quiet);}

/* annexes */
.annexe-intro{max-width:none;color:var(--ink-soft);font-family:var(--serif);}
.chap-body .reslist,.reslist{list-style:none;margin:0 0 1rem;padding:0;columns:2;column-gap:3.5rem;max-width:none;}
.reslist.single{columns:1;max-width:var(--measure);}
.res{break-inside:avoid;margin:0 0 1.1rem;}
.res a{text-decoration:none;color:var(--ink);display:block;}
.res a:hover .rname{color:var(--accent-strong);}
.res .rname{font-family:var(--sans);font-weight:500;font-size:1rem;display:block;}
.res .rdesc{font-family:var(--serif);font-size:.95rem;color:var(--ink-soft);display:block;margin-top:.15rem;}
.res .rurl{font-family:var(--sans);font-size:.72rem;color:var(--accent-strong);display:block;margin-top:.25rem;word-break:break-all;}
.res-dl{break-inside:avoid;margin:0 0 1.6rem;}
.res .rdl{font-family:var(--sans);font-weight:500;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-strong);display:inline-block;margin-top:.5rem;border:1px solid var(--accent-strong);padding:.34rem .7rem;border-radius:5px;transition:background .2s,color .2s;}
.res-dl a:hover .rdl{background:var(--accent-strong);color:var(--paper);}
@media(max-width:760px){.reslist{columns:1;}}

/* pager */
.pager{display:grid;grid-template-columns:1fr auto 1fr;gap:1rem;align-items:center;margin:clamp(3.5rem,7vw,6rem) 0 clamp(3rem,6vw,5rem);padding-top:2rem;border-top:2px solid var(--rule);}
.pg{text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:.2rem;}
.pg.next{text-align:right;align-items:flex-end;}
.pg .pg-dir{font-family:var(--sans);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-strong);}
.pg .pg-t{font-family:var(--serif);font-size:1.05rem;line-height:1.2;}
.pg:hover .pg-t{color:var(--accent-strong);}
.pg.mid{font-family:var(--sans);font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);align-self:center;}
.pg.empty{min-height:1px;}
@media(max-width:600px){.pager{grid-template-columns:1fr 1fr;}.pg.mid{grid-column:1/-1;order:-1;text-align:center;margin-bottom:1rem;}}

footer{background:var(--feature-bg);color:var(--feature-faint);padding:clamp(2.4rem,5vw,3.6rem) 0;font-family:var(--sans);font-size:.8rem;letter-spacing:.04em;margin-top:0;transition:background .35s var(--ease);}
footer .wrap{display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;align-items:baseline;justify-content:space-between;}
footer .foot-col{color:var(--feature-soft);}
footer a{color:var(--feature-soft);text-decoration:none;border-bottom:1px solid var(--feature-rule);}
footer a:hover{color:var(--accent);}

@media(max-width:1040px){.nav-links{display:none;}.burger{display:block;}}

/* barre de progression de lecture */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:70;background:transparent;pointer-events:none;}
.progress > span{display:block;height:100%;width:0;background:var(--accent);transition:width .08s linear;}

/* titres : évite les lignes bancales */
.chap-title.serif-title,.lp-part-title,.lp-lead,.cover-title,.cover-sub{text-wrap:balance;}

/* révélations au défilement (dégradées : visibles si pas de JS) */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.js .reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none;}html{scroll-behavior:auto;}}

@media(max-width:1040px){
 .reading{grid-template-columns:minmax(0,var(--measure));justify-content:start;}
 .chap-aside{display:none;}
}

/* ============ landing ============ */
.cover-scroll{font-family:var(--sans);font-size:.9rem;letter-spacing:.02em;color:var(--feature-soft);max-width:52ch;margin:1.4rem 0 0;line-height:1.5;}
.cover-cue{position:absolute;left:var(--pad);bottom:clamp(20px,4vw,40px);display:inline-flex;align-items:center;gap:.6rem;font-family:var(--sans);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--feature-faint);}
.cover-cue .arr{width:1px;height:34px;background:var(--feature-faint);position:relative;overflow:hidden;}
.cover-cue .arr::after{content:"";position:absolute;left:0;top:0;width:100%;height:40%;background:var(--accent);animation:cueDown 1.9s var(--ease) infinite;}
@keyframes cueDown{0%{transform:translateY(-100%)}60%,100%{transform:translateY(260%)}}
@media(prefers-reduced-motion:reduce){.cover-cue .arr::after{animation:none;}}
.cover-actions{margin-top:1.6rem;}
.btn-read{display:inline-flex;align-items:center;gap:.7rem;font-family:var(--sans);font-weight:500;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--feature-bg);background:var(--feature-fg);padding:.85rem 1.4rem;transition:transform .2s var(--ease),opacity .2s;}
.btn-read .a{transition:transform .2s var(--ease);}
.btn-read:hover{opacity:.9;}
.btn-read:hover .a{transform:translateX(4px);}

.lp-manifest{padding:clamp(72px,11vw,150px) 0 clamp(48px,7vw,96px);}
.lp-lead{font-family:var(--serif);font-weight:400;font-size:clamp(1.6rem,3.6vw,2.7rem);line-height:1.28;letter-spacing:-.01em;max-width:34ch;margin:0 0 clamp(2.4rem,5vw,4rem);}
.lp-cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);}
.lp-cols p{margin:0;font-size:1.05rem;line-height:1.7;color:var(--ink-soft);}
@media(max-width:760px){.lp-cols{grid-template-columns:1fr;}}

.lp-parts{padding:clamp(24px,4vw,48px) 0 clamp(48px,7vw,80px);}
.lp-part{display:block;text-decoration:none;color:var(--ink);border-top:2px solid var(--rule);transition:background .25s;}
.lp-part:last-of-type{border-bottom:2px solid var(--rule);}
.lp-part:hover{background:var(--paper-raised);}
.lp-part-in{display:grid;grid-template-columns:auto 1fr;gap:clamp(1.4rem,4vw,3.5rem);align-items:baseline;padding:clamp(2.2rem,4vw,3.6rem) var(--pad);}
.lp-pnum{font-family:var(--force);font-weight:800;font-size:clamp(2.8rem,7.5vw,5.6rem);line-height:.8;color:var(--accent);letter-spacing:-.035em;}
.lp-part-title{font-family:var(--serif);font-weight:400;font-size:clamp(1.5rem,3.2vw,2.4rem);line-height:1.1;margin:0 0 .7rem;}
.lp-part-desc{font-family:var(--serif);font-size:1.05rem;line-height:1.6;color:var(--ink-soft);max-width:none;margin:0 0 1rem;}
.lp-part-go{font-family:var(--sans);font-weight:500;font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-strong);}
.lp-part:hover .lp-part-go{text-decoration:underline;text-underline-offset:4px;}

.lp-voices{background:var(--feature-bg);color:var(--feature-fg);padding:clamp(64px,9vw,130px) 0;border-top:1px solid var(--rule-faint);border-bottom:1px solid var(--rule-faint);transition:background .35s var(--ease);}
.lp-voices-lead{font-family:var(--serif);font-size:clamp(1.15rem,2.2vw,1.6rem);line-height:1.5;color:var(--feature-soft);max-width:none;margin:0 0 clamp(2.4rem,5vw,4rem);}
.voice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(1.8rem,4vw,3rem) clamp(2rem,5vw,4.5rem);}
.voice-cat{font-family:var(--sans);font-weight:500;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-quiet);margin:0 0 .8rem;padding-bottom:.6rem;border-bottom:1px solid var(--feature-rule);}
.voice-names{font-family:var(--serif);font-size:1.1rem;line-height:1.6;color:var(--feature-fg);margin:0;}
@media(max-width:760px){.voice-grid{grid-template-columns:1fr;}}
.is-index main.page .toc{padding-top:clamp(64px,9vw,120px);}

/* colophon (construction à la Fauchié) */
.colophon{padding:clamp(48px,7vw,90px) 0;border-top:1px solid var(--rule-soft);}
.colo-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1.6rem,4vw,3rem);max-width:60ch;}
.colo-item h3{font-family:var(--sans);font-weight:500;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-strong);margin:0 0 .7rem;}
.colo-item p{font-family:var(--serif);font-size:.98rem;line-height:1.55;color:var(--ink-soft);margin:0;}
.colo-item a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--rule-faint);}
.colo-item a:hover{color:var(--accent-strong);border-color:var(--accent-strong);}
@media(max-width:760px){.colo-grid{grid-template-columns:1fr;gap:1.6rem;}}

/* ============ explorateur latéral gauche (variant V2) ============ */
.book-layout{display:grid;grid-template-columns:248px minmax(0,1fr);gap:clamp(2rem,4vw,4.5rem);align-items:start;padding-top:calc(var(--nav-h) + clamp(28px,4vw,54px));}
.has-explorer .chap-hero{padding-top:0;}
.content{min-width:0;}
.explorer{position:sticky;top:calc(var(--nav-h) + 1.6rem);align-self:start;max-height:calc(100vh - var(--nav-h) - 3rem);overflow:auto;padding-right:.6rem;font-family:var(--sans);}
.explorer::-webkit-scrollbar{width:8px;}
.explorer::-webkit-scrollbar-thumb{background:var(--rule-faint);border-radius:4px;}
.exp-home{display:block;font-size:.72rem;letter-spacing:.13em;text-transform:uppercase;color:var(--accent-strong);text-decoration:none;margin:0 0 1.5rem;padding-bottom:.75rem;border-bottom:1px solid var(--rule);}
.exp-home:hover{color:var(--accent);}
.exp-part{margin:0 0 1.6rem;}
.exp-part-h{display:flex;align-items:baseline;gap:.5rem;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint);margin:0 0 .55rem;}
.exp-part-h .exp-pn{font-family:var(--force);font-weight:700;font-size:.82rem;color:var(--accent);letter-spacing:0;}
.exp-list{list-style:none;margin:0;padding:0;}
.exp-list > li > a{display:grid;grid-template-columns:1.8em 1fr;gap:.4rem;align-items:baseline;text-decoration:none;color:var(--ink-soft);font-size:.8rem;line-height:1.3;padding:.34rem 0;transition:color .15s;}
.exp-list > li > a:hover{color:var(--ink);}
.exp-list > li > a .exp-idx{font-size:.68rem;color:var(--ink-faint);font-variant-numeric:tabular-nums;}
.exp-list > li > a.is-current{color:var(--ink-strong);font-weight:500;}
.exp-list > li > a.is-current .exp-idx{color:var(--accent);}
.exp-secs{margin:.15rem 0 .55rem;}
.exp-secs ul{list-style:none;margin:0 0 0 .55em;padding:.15rem 0 .25rem;border-left:1px solid var(--rule-faint);}
.exp-sec-a{display:grid;grid-template-columns:2.4em 1fr;gap:.35rem;align-items:baseline;text-decoration:none;color:var(--ink-faint);font-size:.76rem;line-height:1.3;padding:.28rem 0 .28rem .75rem;transition:color .15s;}
.exp-sec-a .exp-sn{font-size:.66rem;color:var(--ink-faint);font-variant-numeric:tabular-nums;}
.exp-sec-a:hover{color:var(--ink-soft);}
.exp-sec-a.is-active{color:var(--ink-strong);}
.exp-sec-a.is-active .exp-sn{color:var(--accent);}
@media(min-width:1041px){.has-explorer .nav-links{display:none;}}
@media(max-width:1040px){
 .explorer{display:none;}
 .book-layout{grid-template-columns:minmax(0,1fr);padding-top:calc(var(--nav-h) + clamp(28px,6vw,54px));}
}

/* ============ notes de bas de chapitre (auto : renvois + auteurs) ============ */
.fnref{font-family:var(--sans);font-weight:500;font-size:.62em;line-height:0;vertical-align:super;margin-left:.06em;}
.fnref a{color:var(--accent);text-decoration:none;}
.fnref a:hover{text-decoration:underline;}
.notes{max-width:var(--measure);margin:clamp(2.6rem,5vw,4rem) 0 0;padding-top:1.5rem;border-top:1px solid var(--rule);}
.notes-h{font-family:var(--sans);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-strong);margin:0 0 1.1rem;}
.notes ol{margin:0;padding-left:1.7em;counter-reset:none;}
.notes li{font-family:var(--serif);font-size:.9rem;line-height:1.55;color:var(--ink-soft);margin:0 0 .55rem;scroll-margin-top:calc(var(--nav-h) + 20px);}
.notes li::marker{color:var(--accent);font-family:var(--sans);font-size:.8em;}
.notes li a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--rule-faint);}
.notes li a:hover{color:var(--accent-strong);border-color:var(--accent-strong);}
.notes .fn-back{border:0;color:var(--accent);margin-left:.25em;font-size:.9em;}
.notes .fn-back:hover{border:0;}

/* ============ Ressource F : carte des concepts (mindmap) ============ */
.mm-wrap{display:grid;grid-template-columns:1fr;gap:clamp(1.5rem,4vw,2.8rem);align-items:start;margin:1.6rem 0 0;}
@media(min-width:900px){.mm-wrap{grid-template-columns:1.4fr 1fr;}}
.mm-root{display:flex;justify-content:center;position:relative;padding-bottom:1.1rem;}
.mm-root::after{content:"";position:absolute;left:50%;bottom:0;width:2px;height:1.1rem;background:var(--rule);transform:translateX(-50%);}
.mm-root-in{font-family:var(--force);font-weight:800;font-size:1rem;letter-spacing:.01em;color:#fff;background:var(--accent);padding:.5rem 1.15rem;border-radius:999px;}
.mm-branches{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:1rem;}
.mm-branch{border:1px solid var(--rule);border-left:3px solid var(--rule);border-radius:10px;padding:1rem 1rem 1.1rem;background:var(--paper);}
.mm-branch.mm-accent{border-color:var(--accent-quiet);border-left-color:var(--accent);background:var(--accent-wash);}
.mm-branch-h{font-family:var(--sans);font-weight:500;font-size:.7rem;letter-spacing:.11em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 .75rem;}
.mm-accent .mm-branch-h{color:var(--accent-strong);}
.mm-nodes{display:flex;flex-wrap:wrap;gap:.4rem;}
.mm-node{font-family:var(--sans);font-size:.82rem;line-height:1.2;color:var(--ink);background:var(--paper-raised);border:1px solid var(--rule-soft);border-radius:999px;padding:.42rem .72rem;cursor:pointer;transition:background .15s,color .15s,border-color .15s;text-align:left;}
.mm-accent .mm-node{background:var(--paper);}
.mm-node:hover{border-color:var(--accent);color:var(--accent-strong);}
.mm-node.is-active{background:var(--accent);color:#fff;border-color:var(--accent);}
.mm-panel{position:sticky;top:90px;border:1px solid var(--rule);border-radius:12px;padding:clamp(1.2rem,2.6vw,1.9rem);background:var(--paper-raised);}
@media(max-width:899px){.mm-panel{position:static;}}
.mm-panel-hint{font-family:var(--serif);font-size:1.02rem;line-height:1.6;color:var(--ink-soft);margin:0;}
.mm-panel-eyebrow{font-family:var(--sans);font-weight:500;font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-strong);margin:0 0 .5rem;}
.mm-panel-t{font-family:var(--serif);font-weight:500;font-size:clamp(1.3rem,2.4vw,1.7rem);line-height:1.15;margin:0 0 .8rem;color:var(--ink-strong);}
.mm-panel-r{font-family:var(--serif);font-size:1.03rem;line-height:1.65;color:var(--ink);margin:0 0 1.1rem;}
.mm-golink{display:inline-block;font-family:var(--sans);font-weight:500;font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-strong);text-decoration:none;border-bottom:1px solid var(--accent-quiet);padding-bottom:2px;}
.mm-golink:hover{border-color:var(--accent-strong);}

/* ============ Ressource F : graphe heuristique relie ============ */
.g-wrap{grid-template-columns:1fr;}
@media(min-width:1000px){.g-wrap{grid-template-columns:1.55fr 1fr;}}
.g-box{border:1px solid var(--rule);border-radius:12px;background:var(--paper-raised);overflow:hidden;}
.g-controls{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center;justify-content:space-between;padding:.7rem .9rem;border-bottom:1px solid var(--rule);}
.g-legend{display:flex;gap:1rem;flex-wrap:wrap;}
.g-key{font-family:var(--sans);font-size:.72rem;letter-spacing:.04em;color:var(--ink-soft);display:inline-flex;align-items:center;gap:.4rem;}
.g-key::before{content:"";width:11px;height:11px;border-radius:50%;display:inline-block;}
.g-k-theme::before{background:var(--accent);}
.g-k-notion::before{background:var(--ink);}
.g-k-auteur::before{background:var(--ink-faint);border:1px solid var(--ink-soft);}
.g-btns{display:flex;gap:.4rem;}
.g-btn{font-family:var(--sans);font-size:.74rem;color:var(--ink);background:var(--paper);border:1px solid var(--rule-soft);border-radius:6px;padding:.34rem .6rem;cursor:pointer;transition:background .15s,color .15s,border-color .15s;}
.g-btn:hover{border-color:var(--accent);color:var(--accent-strong);}
.g-btn.is-on{background:var(--accent);color:#fff;border-color:var(--accent);}
#gsvg{display:block;width:100%;height:min(78vh,760px);touch-action:none;cursor:grab;background:var(--paper);}
#gsvg.grabbing{cursor:grabbing;}
.gedge{stroke:var(--rule);stroke-width:1;}
.gedge.is-on{stroke:var(--accent);stroke-width:1.8;}
.gedge.is-dim{opacity:.12;}
.gnode{cursor:pointer;}
.gnode circle{stroke:var(--paper);stroke-width:2;transition:opacity .15s;}
.g-theme circle{fill:var(--accent);}
.g-notion circle{fill:var(--ink);}
.g-auteur circle{fill:var(--ink-faint);stroke:var(--ink-soft);stroke-width:1;}
.glbl{font-family:var(--sans);fill:var(--ink);text-anchor:middle;pointer-events:none;paint-order:stroke;stroke:var(--paper);stroke-width:3px;stroke-linejoin:round;}
.glbl-t{font-weight:700;fill:var(--accent-strong);}
.glbl-n{font-weight:500;}
.glbl-a{fill:var(--ink-soft);opacity:0;transition:opacity .15s;}
#gsvg.show-names .glbl-a{opacity:1;}
.gnode.is-sel .glbl-a,.gnode.is-adj .glbl-a{opacity:1;}
.gnode.is-sel circle{stroke:var(--accent-strong);stroke-width:3;}
.gnode.is-dim{opacity:.28;}
.gnode.is-sel .glbl,.gnode.is-adj .glbl{fill:var(--ink-strong);}
/* panneau : compléments */
.mm-panel-src{font-family:var(--sans);font-size:.82rem;line-height:1.5;color:var(--ink-soft);margin:0 0 1rem;padding-top:.7rem;border-top:1px solid var(--rule-soft);}
.mm-panel-src span{font-weight:600;color:var(--accent-strong);text-transform:uppercase;letter-spacing:.08em;font-size:.68rem;margin-right:.3rem;}
.mm-panel-links{margin:.2rem 0 .6rem;}
.mm-golink.alt{color:var(--ink-soft);border-bottom-color:var(--rule);}
.mm-golink.alt:hover{color:var(--accent-strong);border-bottom-color:var(--accent-strong);}
.mm-rel-h{font-family:var(--sans);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin:1rem 0 .4rem;}
.mm-chips{display:flex;flex-wrap:wrap;gap:.35rem;}
.mm-chip{font-family:var(--sans);font-size:.76rem;color:var(--ink);background:var(--paper);border:1px solid var(--rule-soft);border-radius:999px;padding:.3rem .6rem;cursor:pointer;transition:background .15s,color .15s,border-color .15s;text-align:left;}
.mm-chip:hover{border-color:var(--accent);color:var(--accent-strong);}