@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter:wght@300;400;500;600&display=swap');
.cursor{display:none !important}
/* ============================================================
   LIGNÉE v2 — « Le fil »
   ============================================================ */


:root{
  --paper:#FAF8F4; --paper-2:#F1EDE5; --ink:#0B1A29; --ink-2:#2F414F; --mute:#6E7C86;
  --navy:#07131F; --navy-2:#0D2231;
  --gold:#B9924F; --gold-l:#DFC58C; --sage:#6F8F80; --mist:#D9E4E1;
  --line:rgba(11,26,41,.14); --line-2:rgba(11,26,41,.06);
  --serif:'Instrument Serif','Iowan Old Style',Georgia,serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Helvetica Neue',sans-serif;
  --pad:clamp(18px,4.4vw,64px); --ease:cubic-bezier(.19,1,.22,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body.lock{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;color:inherit}
h1,h2,h3,h4,p{margin:0;font-weight:400}
::selection{background:var(--gold);color:#fff}

body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:900;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");mix-blend-mode:multiply}

/* curseur */
.cursor{position:fixed;top:0;left:0;width:34px;height:34px;border:1px solid rgba(11,26,41,.35);border-radius:50%;z-index:1000;pointer-events:none;transform:translate(-50%,-50%);transition:width .3s,height .3s,background .3s,border-color .3s,opacity .3s;opacity:0}
.cursor.on{opacity:1}
.cursor.hot{width:64px;height:64px;background:rgba(185,146,79,.12);border-color:rgba(185,146,79,.55)}
@media (hover:none){.cursor{display:none}}

/* rail latéral */
.rail{position:fixed;right:clamp(8px,2.2vw,26px);top:50%;transform:translateY(-50%);z-index:400;display:flex;flex-direction:column;gap:0;align-items:flex-end}
.rail::before{content:"";position:absolute;right:7px;top:8px;bottom:8px;width:1px;background:var(--line)}
.rail .fill{position:absolute;right:7px;top:8px;width:1px;background:var(--gold);height:0;transition:height .25s linear}
.rail button{position:relative;display:flex;align-items:center;gap:12px;background:none;border:0;padding:10px 22px 10px 8px}
.rail .n{font-family:var(--serif);font-size:.9rem;color:#586872;width:22px;text-align:right;transition:color .3s}
.rail .lb{position:absolute;right:100%;margin-right:8px;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);white-space:nowrap;opacity:0;transform:translateX(6px);transition:all .35s var(--ease)}
.rail button:hover .lb{opacity:1;transform:none}
.rail button.on:not(:hover) .lb{opacity:0}
.rail button.on .n,.rail button.on .lb{color:var(--ink)}
.rail i{position:absolute;right:4px;width:7px;height:7px;border-radius:50%;background:var(--paper);border:1px solid rgba(11,26,41,.3);transition:all .3s}
.rail button.on i{background:var(--gold);border-color:var(--gold);box-shadow:0 0 0 4px rgba(185,146,79,.18)}
@media (max-width:1080px){.rail{display:none}}

/* barre haute */
.topbar{position:fixed;inset:0 0 auto 0;z-index:300;display:flex;align-items:center;gap:20px;padding:18px var(--pad);transition:all .4s var(--ease)}
.topbar.solid{background:rgba(250,248,244,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line-2);padding-top:12px;padding-bottom:12px}
.wordmark{display:flex;align-items:baseline;gap:9px}
.wordmark b{font-family:var(--serif);font-size:clamp(1.05rem,1.45vw,1.3rem);letter-spacing:.01em;font-weight:400;white-space:nowrap}
.wordmark span{font-size:.72rem;letter-spacing:.32em;text-transform:uppercase;color:var(--mute)}
.topnav{display:flex;gap:24px;margin-left:auto}
.topnav a{font-size:.84rem;color:var(--ink-2);position:relative;padding:4px 0}
.topnav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--gold);transition:right .4s var(--ease)}
.topnav a:hover::after{right:0}
.cta{display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:#fff;padding:13px 20px;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;transition:.35s var(--ease)}
.cta:hover{background:var(--gold);transform:translateY(-1px)}
.cta .ar{transition:transform .35s var(--ease)}
.cta:hover .ar{transform:translateX(4px)}
.burger{display:none;background:none;border:0;padding:10px}
.burger span{display:block;width:22px;height:1.4px;background:var(--ink);margin:5px 0}

/* hero */
.hero{position:relative;min-height:100svh;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;padding:110px 0 60px;overflow:hidden}
.hero-copy{padding:0 var(--pad);max-width:780px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;letter-spacing:.24em;text-transform:uppercase;color:#8A6A2F;margin-bottom:26px}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--gold)}
h1.display{font-family:var(--serif);font-size:clamp(2.5rem,4.9vw,4.6rem);line-height:.95;letter-spacing:-.025em}
h1.display em{font-style:italic;color:var(--sage)}
h1.display .ln{display:block;overflow:hidden;padding-bottom:.06em}
h1.display .ln span{display:block;transform:none;transition:transform 1.15s var(--ease)}
.loaded h1.display .ln span{transform:none}
h1.display .ln:nth-child(2) span{transition-delay:.1s}
h1.display .ln:nth-child(3) span{transition-delay:.2s}
.hero p.lead{margin:22px 0 30px;font-size:1.06rem;line-height:1.6;color:var(--ink-2);max-width:44ch}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.ghost{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--line);padding:14px 20px;font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;background:transparent;transition:.35s}
.ghost:hover{border-color:var(--ink);transform:translateY(-1px)}
.hero-visual{position:relative;height:100%;min-height:70svh;display:flex;align-items:center;justify-content:center;padding-right:clamp(0px,5vw,76px)}
.hero-visual .glow{position:absolute;width:80%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(185,146,79,.22),rgba(111,143,128,.12) 45%,transparent 70%);filter:blur(30px)}
.hero-visual img{position:relative;z-index:2;max-height:82svh;width:auto;mix-blend-mode:multiply;will-change:transform}
.hero-meta{position:absolute;left:var(--pad);bottom:30px;display:flex;gap:18px;align-items:center;font-size:.8rem;letter-spacing:.06em;text-transform:none;color:#3E4E5B;z-index:5;flex-wrap:wrap}
.hero-meta .bar{width:60px;height:1px;background:var(--line);position:relative;overflow:hidden}
.hero-meta .bar::after{content:"";position:absolute;inset:0;background:var(--gold);transform:scaleX(0);transform-origin:left;animation:lineGrow 2.4s .6s var(--ease) forwards}
@keyframes lineGrow{to{transform:scaleX(1)}}
.scroll-cue{position:absolute;right:var(--pad);bottom:24px;z-index:5;display:flex;flex-direction:column;align-items:center;gap:10px;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
.scroll-cue .line{width:1px;height:48px;background:var(--line);position:relative;overflow:hidden}
.scroll-cue .line::after{content:"";position:absolute;top:-48px;left:0;width:1px;height:48px;background:var(--gold);animation:drop 2.2s infinite}
@keyframes drop{0%{top:-48px}60%,100%{top:48px}}

/* chapitres */
section{position:relative}
.chapter{padding:clamp(56px,6.5vw,92px) var(--pad);scroll-margin-top:80px}
.chapter-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin:0 auto clamp(30px,4.5vw,56px);max-width:1280px}
.chap-no{font-family:var(--serif);font-size:.9rem;color:var(--gold);letter-spacing:.1em}
h2.title{font-family:var(--serif);font-size:clamp(1.85rem,3.2vw,2.9rem);line-height:1.03;letter-spacing:-.02em}
h2.title em{font-style:italic;color:var(--sage)}
p.sub{font-size:1rem;line-height:1.6;color:var(--ink-2);max-width:42ch}
.rv{opacity:1;transform:none;transition:opacity 1s var(--ease),transform 1s var(--ease)}
.rv.in{opacity:1;transform:none}

/* timeline interactive */
.thread-wrap{max-width:1280px;margin:0 auto;padding:0 var(--pad)}
.thread{position:relative;display:grid;grid-template-columns:repeat(3,1fr)}
.thread svg.axis{position:absolute;left:0;right:0;top:24px;width:100%;height:40px;overflow:visible;pointer-events:none}
.thread .seg{fill:none;stroke:rgba(11,26,41,.16);stroke-width:1.5;transition:stroke .5s,stroke-width .5s}
.thread .seg.on{stroke:var(--gold);stroke-width:2.5}
.genbtn{position:relative;background:none;border:0;text-align:left;padding:68px 22px 26px;transition:background .4s var(--ease);cursor:pointer}
.genbtn:hover{background:rgba(185,146,79,.05)}
.genbtn:focus-visible{outline:2px solid var(--gold);outline-offset:-4px}
.genbtn.on{background:rgba(185,146,79,.08)}
.genbtn.on::after{content:'';position:absolute;left:0;right:0;top:0;height:2px;background:var(--gold)}
.genbtn .dot{position:absolute;top:16px;left:22px;width:17px;height:17px;border-radius:50%;background:var(--paper);border:1px solid rgba(11,26,41,.3);transition:all .4s var(--ease)}
.genbtn.on .dot{background:var(--gold);border-color:var(--gold);box-shadow:0 0 0 6px rgba(185,146,79,.16)}
.genbtn .g{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:#4A5A66}
.genbtn h3{font-family:var(--serif);font-size:1.78rem;margin:8px 0}
.genbtn p{font-size:.94rem;color:var(--ink-2);max-width:31ch}
.genpanel{margin-top:34px;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,54px);align-items:center;background:var(--paper-2);padding:clamp(22px,3vw,40px);min-height:300px}
.genpanel .txt{transition:opacity .3s}
.genpanel.swap .txt{opacity:0}
.genpanel h4{font-family:var(--serif);font-size:clamp(1.5rem,2.4vw,2.2rem);margin-bottom:12px;line-height:1.1}
.genpanel .meta{display:flex;gap:26px;flex-wrap:wrap;margin-top:20px;font-size:.76rem;color:var(--mute)}
.genpanel .meta b{display:block;font-family:var(--serif);font-size:1.6rem;color:var(--ink);font-weight:400}
.gauge{height:6px;background:rgba(11,26,41,.1);position:relative;margin-top:22px;overflow:hidden}
.gauge i{position:absolute;inset:0;background:linear-gradient(90deg,var(--sage),var(--gold));transform-origin:left;transform:scaleX(.4);transition:transform 1s var(--ease)}
.genpanel .vis{position:relative;height:270px;display:flex;align-items:center;justify-content:center}
.genpanel .vis svg{width:100%;height:100%}

/* scrolly ADN */
.scrolly{position:relative;height:340vh}
.stage{position:sticky;top:0;height:100svh;display:grid;grid-template-columns:1fr 1fr;align-items:center;overflow:hidden}
.stage .helix-box{position:relative;display:flex;align-items:center;justify-content:center;height:100%}
.stage .helix-box svg{height:min(78vh,720px);width:auto;overflow:visible}
.stage .counter{position:absolute;top:12%;left:calc(var(--pad) + 4px);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--mute)}
.stage .counter b{color:var(--gold);font-weight:500}
.stage .legend{position:absolute;bottom:9%;left:calc(var(--pad) + 4px);display:flex;gap:18px;flex-wrap:wrap;font-size:.76rem;color:var(--ink-2)}
.stage .legend span{display:inline-flex;align-items:center;gap:8px}
.stage .legend i{width:9px;height:9px;border-radius:50%}
@media (max-width:1080px){.stage .legend{position:static;margin:10px var(--pad) 0}}
.steps{position:relative;height:100%;display:flex;flex-direction:column;justify-content:center;padding:0 var(--pad);max-width:660px}
.stepline{position:absolute;left:calc(var(--pad) - 18px);top:12%;bottom:12%;width:1px;background:var(--line-2)}
.stepline i{position:absolute;top:0;width:1px;height:0;background:var(--gold);transition:height .2s}
.stepc{position:absolute;top:50%;transform:translateY(-46%);inset-inline:var(--pad);max-width:520px;opacity:0;transition:opacity .5s var(--ease),transform .5s var(--ease);pointer-events:none}
.stepc.on{opacity:1;transform:translateY(-50%);pointer-events:auto}
.stepc .k{font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold)}
.stepc h3{font-family:var(--serif);font-size:clamp(1.6rem,2.6vw,2.5rem);line-height:1.06;margin:12px 0 14px}
.stepc p{font-size:1rem;color:var(--ink-2)}
.stepc .ref{margin-top:16px;font-size:.76rem;color:var(--mute)}
.stepc .ref a{border-bottom:1px solid rgba(185,146,79,.5)}
.dna-tip{position:fixed;pointer-events:none;background:var(--ink);color:#fff;font-size:.72rem;padding:8px 11px;z-index:600;opacity:0;transition:opacity .2s;white-space:nowrap}
.dna-tip.on{opacity:1}

/* transmission */
.trans{background:var(--navy);color:#fff;padding:clamp(56px,6.5vw,92px) var(--pad)}
.trans .chapter-head{margin-bottom:34px}
.trans h2.title{color:#fff}
.trans p.sub{color:rgba(255,255,255,.72)}
.trans-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(26px,4.5vw,64px);align-items:center;max-width:1140px;margin:0 auto}
.trans figure{margin:0;position:relative;background:#F3EFE6;padding:12px;width:100%;justify-self:start;max-width:100%}
.trans figure img{display:block;width:100%;height:auto;aspect-ratio:4/5;max-height:min(56vh,540px);object-fit:cover;object-position:center 36%}
.trans figcaption{font-size:.82rem;line-height:1.55;color:#3A4A57;padding:12px 6px 4px;max-width:46ch}
.trans .rows{display:grid;margin-top:26px}
.trans .row{border-top:1px solid rgba(255,255,255,.16);padding:18px 0;display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:start;cursor:pointer;transition:.3s}
.trans .row:last-child{border-bottom:1px solid rgba(255,255,255,.16)}
.trans .row:hover{background:rgba(255,255,255,.04)}
.trans .row b{font-family:var(--serif);font-size:1.25rem;font-weight:400;color:#fff}
.trans .row span{font-size:.9rem;color:rgba(255,255,255,.78)}
.trans .row em{font-style:normal;color:var(--gold-l);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;display:block;margin-bottom:6px}

/* geste */
.geste{max-width:1280px;margin:0 auto;padding:0 var(--pad)}
.geste-list{margin-top:20px;border-top:1px solid var(--line)}
.geste-item{display:grid;grid-template-columns:90px 1fr 1.1fr;gap:clamp(16px,3vw,40px);align-items:baseline;padding:26px 0;border-bottom:1px solid var(--line);transition:background .3s}
.geste-item:hover{background:rgba(185,146,79,.05)}
.geste-item .num{font-family:var(--serif);font-size:2rem;color:rgba(11,26,41,.22);transition:color .3s}
.geste-item:hover .num{color:var(--gold)}
.geste-item h4{font-family:var(--serif);font-size:1.5rem}
.geste-item p{font-size:.96rem;color:var(--ink-2)}

/* preuves */
.proof{background:var(--paper-2)}
.proof .wrap{max-width:1280px;margin:0 auto;padding:0 var(--pad)}
.proof-hero{font-family:var(--serif);font-size:clamp(1.8rem,3.4vw,3rem);line-height:1.1;max-width:26ch;margin-bottom:40px}
.proof-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(24px,4vw,60px);align-items:start}
.proof-list{display:grid}
.proof-item{padding:18px 0;border-top:1px solid var(--line)}
.proof-item:last-child{border-bottom:1px solid var(--line)}
.proof-item summary{list-style:none;display:flex;justify-content:space-between;gap:16px;font-size:.95rem}
.proof-item summary::-webkit-details-marker{display:none}
.proof-item .tagline{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:6px}
.proof-item p{margin-top:10px;font-size:.9rem;color:var(--ink-2)}
.proof-note{font-size:.88rem;color:var(--ink-2);border-left:2px solid var(--gold);padding-left:16px}

/* annuaire */
.dir{max-width:1280px;margin:0 auto;padding:0 var(--pad)}
.dir-tools{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px;align-items:center}
.dir-tools input{flex:1;min-width:240px;border:1px solid var(--line);background:#fff;padding:14px 16px;font:inherit;font-size:.94rem}
.dir-tools input:focus{outline:0;border-color:var(--gold)}
.chip{border:1px solid var(--line);background:transparent;padding:11px 15px;font-size:.76rem;transition:.25s}
.chip.on{background:var(--ink);border-color:var(--ink);color:#fff}
.chip:hover{border-color:var(--ink)}
.dir-body{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(20px,3vw,40px);align-items:start}
.pcard{border:1px solid var(--line);background:#fff;padding:24px;transition:.35s var(--ease)}
.pcard:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:0 24px 50px -34px rgba(11,26,41,.55)}
.pcard h3{font-family:var(--serif);font-size:1.55rem;margin:6px 0 4px}
.pcard .loc{font-size:.84rem;color:var(--sage)}
.pcard .addr{font-size:.86rem;color:var(--mute);margin-top:10px}
.pcard .row{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}
.btn-sm{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:#fff;padding:11px 15px;font-size:.78rem;border:0}
.btn-sm:hover{background:var(--gold)}
.btn-gh{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);padding:11px 15px;font-size:.78rem;background:#fff}
.btn-gh:hover{border-color:var(--ink)}
.mapbox{border:1px solid var(--line);background:#fff;padding:10px;position:sticky;top:86px}
.mapbox iframe{width:100%;height:clamp(320px,52vh,560px);border:0;display:block;filter:grayscale(.28) contrast(1.04)}
.mapbox .foot{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 4px 2px;font-size:.8rem;color:var(--mute);flex-wrap:wrap}
.mapbox .foot a{border-bottom:1px solid var(--gold)}
.count{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);margin-top:14px}

/* faq */
.faq-wrap{max-width:960px;margin:0 auto;padding:0 var(--pad)}
details.faq{border-bottom:1px solid var(--line);padding:22px 0}
details.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;font-family:var(--serif);font-size:1.2rem}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";color:var(--gold);transition:transform .35s}
details.faq[open] summary::after{transform:rotate(45deg)}
details.faq p{margin-top:12px;font-size:.94rem;color:var(--ink-2);max-width:70ch}

/* footer */
.footer{background:var(--navy);color:rgba(255,255,255,.6);padding:clamp(50px,7vw,84px) var(--pad) 26px}
.footer-in{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer h4{font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;color:rgba(255,255,255,.42);margin-bottom:14px}
.footer a{display:block;font-size:.86rem;color:rgba(255,255,255,.74);margin-bottom:9px}
.footer a:hover{color:#fff}
.footer .wordmark b{color:#fff;font-size:1.5rem}
.footer .credits{font-size:.72rem;color:rgba(255,255,255,.34);margin-top:14px;max-width:44ch;line-height:1.6}
.footer-bottom{max-width:1280px;margin:40px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.7rem;color:rgba(255,255,255,.34)}

/* menu plein écran */
.menu{position:fixed;inset:0;z-index:500;background:var(--paper);display:none;padding:80px var(--pad) 40px;flex-direction:column;justify-content:center;gap:2px}
.menu.on{display:flex}
.menu a{font-family:var(--serif);font-size:clamp(1.9rem,5.4vw,3.4rem);line-height:1.14;padding:10px 0;border-bottom:1px solid var(--line-2);display:flex;justify-content:space-between;align-items:baseline;gap:20px}
.menu a span{font-size:.7rem;letter-spacing:.2em;color:var(--gold);font-family:var(--sans)}
.menu .close{position:absolute;top:18px;right:22px;background:none;border:0;font-size:2rem}

@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none}
  h1.display .ln span{transform:none}
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

@media (max-width:1080px){
  .hero{grid-template-columns:1fr;padding-top:96px;min-height:auto;gap:24px}
  .hero-visual{min-height:52svh}
  .hero-visual img{max-height:52svh}
  .stage{grid-template-columns:1fr;height:auto;position:relative;padding:60px 0}
  .scrolly{height:auto}
  .stage .helix-box{height:auto}
  .stage .helix-box svg{height:56vh}
  .steps{height:auto;padding:30px var(--pad);gap:26px;max-width:none;display:grid}
  .stepc{position:static;opacity:1;transform:none;pointer-events:auto;max-width:none;inset:auto}
  .stepline{display:none}
  .trans-grid,.genpanel,.dir-body,.proof-grid{grid-template-columns:1fr}
  .thread{grid-template-columns:1fr}
  .thread svg.axis{display:none}
  .genbtn{padding:24px 0 10px;border-top:1px solid var(--line)}
  .genbtn .dot{position:static;display:inline-block;margin-right:10px;vertical-align:middle}
  .geste-item{grid-template-columns:56px 1fr;gap:14px}
  .geste-item p{grid-column:2}
  .footer-in{grid-template-columns:1fr 1fr}
  .mapbox{position:static}
}
@media (max-width:820px){
  .topnav{display:none}
  .burger{display:block}
  .cta{padding:11px 12px;font-size:.56rem;letter-spacing:.1em;white-space:nowrap}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .cta,.hero-actions .ghost{justify-content:center}
  .hero-meta{position:static;margin-top:26px}
  .scroll-cue{display:none}
  .chapter-head{flex-direction:column;align-items:flex-start;gap:16px}
}

/* lisibilité minimale des micro-libellés */
.genbtn .g,.stepc .k,.stage .counter,.rail .lb,.footer h4,.credits,.ref,.mini{font-size:max(.78rem,12.5px)}
.mapbox .foot,.count,.hero-meta{font-size:max(.8rem,12.8px)}

.pcard .g{font-size:.78rem !important;letter-spacing:.16em}
.credits{font-size:.8rem !important}
.footer-bottom{font-size:.78rem !important}
.footer h4{font-size:.72rem !important}
.cta{font-size:.72rem}

/* ---------- bienfaits ---------- */
.benef{max-width:1140px;margin:0 auto}
.benef-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.beneftab{display:flex;flex-direction:column;gap:6px;text-align:left;background:var(--paper);border:0;padding:18px 18px 20px;font-size:.94rem;color:var(--ink-2);transition:.3s var(--ease)}
.beneftab span{font-family:var(--serif);font-size:.9rem;color:var(--mute)}
.beneftab:hover{background:#fff}
.beneftab.on{background:var(--ink);color:#fff}
.beneftab.on span{color:var(--gold-l)}
.beneftab:focus-visible{outline:2px solid var(--gold);outline-offset:-3px}
.benef-panel{display:grid;grid-template-columns:1.32fr .68fr;gap:clamp(24px,4vw,54px);padding:clamp(24px,3.4vw,42px);background:var(--paper-2);border:1px solid var(--line);border-top:0}
.benef-txt{transition:opacity .28s}
.benef-panel.swap .benef-txt{opacity:0}
.benef-txt h3{font-family:var(--serif);font-size:clamp(1.5rem,2.5vw,2.2rem);line-height:1.1;margin-bottom:14px}
.benef-txt p{font-size:1rem;color:var(--ink-2);max-width:56ch}
.benef-observed{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:.94rem !important}
.benef-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
.benef-meta div span{display:block;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);margin-bottom:6px}
.benef-meta div b{font-family:var(--serif);font-size:1.25rem;font-weight:400}
.lvl{display:block;height:7px;background:rgba(11,26,41,.14);margin-top:10px;position:relative}
.lvl em{position:absolute;inset:0;background:linear-gradient(90deg,var(--sage),var(--gold));transform-origin:left;transform:scaleX(.6);transition:transform .7s var(--ease)}
.benef-side{border-left:1px solid var(--line);padding-left:clamp(16px,2.4vw,30px)}
.benef-side ul{margin:14px 0 20px;padding:0;list-style:none}
.benef-side li{position:relative;padding-left:18px;margin-bottom:9px;font-size:.92rem;color:var(--ink-2)}
.benef-side li::before{content:"";position:absolute;left:0;top:.6em;width:7px;height:1px;background:var(--gold)}
.benef-caution{font-size:.84rem;color:var(--mute);border-top:1px solid var(--line);padding-top:14px}
.benef-time{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-top:0}
.bt{background:var(--paper);padding:20px 18px 22px}
.bt span{display:block;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:8px}
.bt p{font-size:.88rem;color:var(--ink-2)}
@media (max-width:980px){
  .benef-tabs,.benef-time{grid-template-columns:1fr 1fr}
  .benef-panel{grid-template-columns:1fr}
  .benef-side{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:18px}
  .benef-meta{grid-template-columns:1fr}
}
@media (max-width:560px){
  .benef-tabs,.benef-time{grid-template-columns:1fr}
}

/* Consolidation : intégration, lisibilité et navigation */
.editorial-frame{padding-top:36px;padding-bottom:46px;border-top:1px solid var(--line)}
.editorial-grid{max-width:1140px;margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:36px}
.editorial-grid h2{font-family:var(--serif);font-size:1.8rem;line-height:1.15;margin:10px 0}
.editorial-grid p{color:var(--ink-2);max-width:55ch}
.editorial-grid a{display:inline-block;margin-top:15px;border-bottom:1px solid var(--gold)}
.editorial-disclaimer{max-width:1140px;margin:28px auto 0;font-size:.88rem;color:var(--ink-2)}
.trans figure img{height:auto;max-height:none;aspect-ratio:auto;object-fit:contain}
section[id]{scroll-margin-top:90px}
:focus-visible{outline:2px solid var(--ink);outline-offset:4px}
.menu{overflow-y:auto}
.empty-state{padding:24px;border:1px solid var(--line);background:var(--paper-2)}
@media(max-width:820px){
 .topbar{justify-content:space-between;gap:10px}
 .topbar>.cta{display:none}
 .topbar .wordmark span{display:none}
 .burger{margin-left:auto;min-width:44px;min-height:44px}
 .hero-actions .cta{font-size:.78rem;padding:15px}
 .editorial-grid{grid-template-columns:1fr;gap:28px}
 .hero-visual{padding-right:0}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero-visual img{transform:none!important}}