/* ==========================================================================
   Mécatechnique Industrie — direction « Maison », charte bleu / blanc / rouge
   Bleu logo #2C3F5E · rouge logo #C6402A · blanc
   Fraunces (titres) · Inter (texte) · IBM Plex Mono (données techniques)
   Polices auto-hébergées : aucun appel externe, conforme RGPD.
   ========================================================================== */

@font-face{font-family:'Fraunces';src:url('../fonts/Fraunces.woff2')format('woff2');
  font-weight:100 900;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/Inter.woff2')format('woff2');
  font-weight:100 900;font-display:swap}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexMono-Regular.woff2')format('woff2');
  font-weight:400;font-display:swap}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexMono-Medium.woff2')format('woff2');
  font-weight:500;font-display:swap}

/* --- 1. Tokens --------------------------------------------------------- */
:root{
  --navy:#2C3F5E;
  --navy-d:#22334D;
  --encre:#1B2634;
  --rouge:#C6402A;
  --rouge-d:#A83420;
  --blanc:#FFFFFF;
  --gris-1:#F6F8FA;
  --gris-2:#EDF1F5;
  --gris-t:#5F6B7C;
  --line:#DCE3EA;
  --line-dk:rgba(255,255,255,.16);

  --f-titre:'Fraunces',Georgia,'Times New Roman',serif;
  --f-texte:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
  --f-mono:'Plex',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --fs-hero:clamp(2.3rem,4.6vw,3.9rem);
  --fs-h1:clamp(2rem,3.8vw,3rem);
  --fs-h2:clamp(1.7rem,2.8vw,2.5rem);
  --fs-h3:clamp(1.15rem,1.6vw,1.42rem);
  --fs-body:1.0625rem;
  --fs-sm:.9375rem;
  --fs-mono:.72rem;

  --wrap:1180px;
  --gutter:clamp(1.25rem,5vw,3rem);
  --sect:clamp(4rem,8vw,7rem);
  --r:3px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow:0 1px 2px rgba(27,38,52,.05),0 16px 40px -24px rgba(27,38,52,.35);
}

/* --- 2. Base ----------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--blanc);color:var(--encre);font-family:var(--f-texte);
  font-size:var(--fs-body);line-height:1.75;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{color:var(--rouge)}
h1,h2,h3,h4{font-family:var(--f-titre);font-weight:300;line-height:1.14;
  letter-spacing:-.018em;margin:0 0 .6em;color:var(--encre);text-wrap:balance;
  font-variation-settings:'opsz' 60,'SOFT' 20}
h1{font-size:var(--fs-h1)}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3);font-weight:400;letter-spacing:-.008em}
h4{font-size:1.05rem;font-weight:400}
em{font-style:italic;color:var(--rouge);font-variation-settings:'opsz' 60,'WONK' 1}
p{margin:0 0 1.15em}p:last-child{margin-bottom:0}
ul,ol{margin:0 0 1.15em;padding-left:1.15em}
li{margin-bottom:.4em}
strong{font-weight:600}
hr{border:0;border-top:1px solid var(--line);margin:2.5rem 0}
:focus-visible{outline:2px solid var(--rouge);outline-offset:3px;border-radius:2px}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;
  clip:rect(1px,1px,1px,1px);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--rouge);color:#fff;
  padding:.7rem 1.1rem;font-size:var(--fs-sm);text-decoration:none}
.skip:focus{left:.5rem;top:.5rem;color:#fff}

/* --- 3. Utilitaires ---------------------------------------------------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.wrap--narrow{max-width:820px}
.sect{padding-block:var(--sect)}
.sect--tight{padding-block:clamp(2.5rem,5vw,4rem)}
.sect--paper2{background:var(--gris-1)}
.sect--ink{background:var(--navy);color:#DCE4EE}
.sect--ink h2,.sect--ink h3,.sect--ink h4{color:#fff}
.sect--ink .lede{color:#C3CEDD}
.sect--ink a{color:#fff}
.sect--ink em{color:#F0A292}

.eyebrow{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.24em;
  text-transform:uppercase;color:var(--navy);margin:0 0 1.1rem;display:flex;
  align-items:center;gap:.75rem}
.eyebrow::before{content:"";width:30px;height:1px;background:var(--rouge);flex:none}
.sect--ink .eyebrow{color:#A9B8CC}

.lede{font-size:clamp(1.03rem,1.4vw,1.18rem);line-height:1.68;color:var(--gris-t);max-width:64ch}
.head{max-width:660px;margin:0 auto clamp(2.6rem,4.5vw,3.8rem);text-align:center}
.head .eyebrow{justify-content:center}
.head .lede{margin-inline:auto}
.head--left{margin-inline:0;text-align:left}
.head--left .eyebrow{justify-content:flex-start}
.head--left .lede{margin-inline:0}

/* Boutons — trois niveaux de hiérarchie */
.btn{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--f-texte);
  font-weight:500;text-decoration:none;border:1px solid transparent;cursor:pointer;
  border-radius:var(--r);transition:background .18s var(--ease),color .18s var(--ease),
  border-color .18s var(--ease),transform .18s var(--ease)}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--navy);color:#fff;padding:1.15em 2.4em;font-size:1rem}
.btn--primary:hover{background:var(--navy-d);color:#fff}
.btn--rouge{background:var(--rouge);color:#fff;padding:1.15em 2.4em;font-size:1rem}
.btn--rouge:hover{background:var(--rouge-d);color:#fff}
.btn--outline{background:transparent;color:var(--navy);border-color:var(--line);
  padding:.9em 1.7em;font-size:.95rem}
.btn--outline:hover{border-color:var(--navy);background:var(--gris-1);color:var(--navy)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.3);
  padding:.9em 1.7em;font-size:.95rem}
.btn--ghost:hover{background:rgba(255,255,255,.1);color:#fff}
.btn--lien{padding:0 0 .35em;border-bottom:1px solid var(--rouge);border-radius:0;
  color:var(--encre);font-size:.98rem}
.btn--lien:hover{color:var(--rouge);transform:none}
.btn--tel{font-family:var(--f-mono);font-size:.9rem;letter-spacing:.04em}
.btn-row{display:flex;flex-wrap:wrap;gap:1.6rem;align-items:center;margin-top:2.4rem}

/* --- 4. En-tête -------------------------------------------------------- */
.hdr{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line)}
.hdr__bar{display:flex;align-items:center;gap:2rem;min-height:118px}
.brand{display:flex;align-items:center;gap:.9rem;text-decoration:none;flex:none}
.brand img{height:94px;width:auto}
.brand__txt{display:none}
.nav{margin-left:auto}
.nav>ul{list-style:none;display:flex;gap:2rem;margin:0;padding:0;align-items:center}
.nav li{margin:0;position:relative}
.nav a{font-size:.98rem;color:var(--encre);text-decoration:none;padding-block:.45rem;
  display:inline-block;white-space:nowrap;border-bottom:1px solid transparent}
.nav a:hover,.nav a[aria-current="page"],.nav li.is-active>a{color:var(--navy);border-bottom-color:var(--rouge)}
.nav .sub{position:absolute;top:100%;left:-1rem;display:none;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:.5rem 0;
  min-width:290px;box-shadow:var(--shadow);list-style:none;margin:0}
.nav li:hover>.sub,.nav li:focus-within>.sub{display:flex}
.nav .sub a{padding:.62rem 1.2rem;border:0;width:100%;font-size:.94rem}
.nav .sub a:hover{background:var(--gris-1)}
.hdr__cta{flex:none;display:flex;align-items:center;gap:1.2rem}

.burger{display:none;flex:none;width:46px;height:46px;border:1px solid var(--line);
  border-radius:var(--r);background:#fff;cursor:pointer;padding:0;align-items:center;
  justify-content:center}
.burger span{display:block;width:19px;height:1.5px;background:var(--navy);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:19px;
  height:1.5px;background:var(--navy);transition:transform .2s var(--ease),top .2s var(--ease)}
.burger span::before{top:-6px}.burger span::after{top:6px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

@media (max-width:1060px){
  .burger{display:flex;margin-left:auto}
  .hdr__cta{display:none}
  .nav{position:absolute;top:100%;left:0;right:0;margin:0;background:#fff;
    border-bottom:1px solid var(--line);max-height:0;overflow:hidden;
    transition:max-height .3s var(--ease)}
  .nav.is-open{max-height:85vh;overflow-y:auto}
  .nav>ul{flex-direction:column;align-items:stretch;gap:0;padding:.5rem var(--gutter) 1.5rem}
  .nav>ul>li{border-bottom:1px solid var(--gris-2)}
  .nav a{padding:1rem 0;border:0}
  .nav .sub{position:static;display:flex;border:0;box-shadow:none;padding:0 0 .6rem 1rem;
    min-width:0;background:transparent}
  .nav .sub a{padding:.55rem 0;color:var(--gris-t)}
}
@media (max-width:1060px){.hdr__bar{min-height:104px}.brand img{height:82px}}
@media (max-width:620px){.hdr__bar{min-height:88px}.brand img{height:64px}}

/* --- 4b. Filigrane du logo en fond ------------------------------------ */
.filigrane{position:fixed;right:-9%;top:16vh;width:min(56vw,720px);aspect-ratio:1/.75;
  z-index:0;pointer-events:none;opacity:.045;
  background:url('../img/logo.png') no-repeat center/contain}
main,.ftr{position:relative;z-index:1}
@media (max-width:900px){.filigrane{width:78vw;right:-22%;top:20vh;opacity:.035}}
@media print{.filigrane{display:none}}

/* --- 5. Hero ----------------------------------------------------------- */
.hero{background:var(--blanc);padding-block:clamp(3.5rem,7vw,6.5rem)}
.hero__grid{display:grid;grid-template-columns:1.18fr .82fr;gap:clamp(2.5rem,6vw,5rem);
  align-items:center}
@media (max-width:920px){.hero__grid{grid-template-columns:1fr}}
.hero .rule{width:72px;height:2px;background:var(--rouge);margin:0 0 2.2rem}
.hero h1{font-size:var(--fs-hero);max-width:17ch;letter-spacing:-.022em;margin-bottom:1.8rem}
.hero__lede{max-width:46ch;color:var(--gris-t);font-size:clamp(1.02rem,1.35vw,1.15rem)}

/* Réserve photo, en attendant les visuels du client */
.ph{background:var(--gris-1);border:1px solid var(--line);border-radius:var(--r);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
  background-image:repeating-linear-gradient(135deg,transparent,transparent 9px,
  rgba(44,63,94,.055) 9px,rgba(44,63,94,.055) 10px)}
.ph span{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.2em;
  text-transform:uppercase;color:#9AA6B5;text-align:center;padding:1rem}
.ph--t{aspect-ratio:4/5}
/* Illustrations techniques : même langage que le schéma de ligne */
.illu{width:100%;height:auto;display:block;background:var(--gris-1);
  border:1px solid var(--line);border-radius:var(--r)}
.illu--t{aspect-ratio:auto}
.i-l{fill:none;stroke:rgba(44,63,94,.55);stroke-width:1.2;stroke-linejoin:round}
.i-h{stroke:rgba(44,63,94,.22);stroke-width:1;fill:none}
.i-d{stroke:rgba(198,64,42,.55);stroke-width:1;fill:none}
.i-f{fill:rgba(44,63,94,.16);stroke:rgba(44,63,94,.5);stroke-width:1}
.i-f2{fill:rgba(198,64,42,.18);stroke:var(--rouge);stroke-width:1.2}
.i-t{font-family:var(--f-mono);font-size:12px;letter-spacing:.2em;fill:var(--navy)}
.i-a{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.13em;
  text-transform:uppercase;fill:#7C8898}
.ph--w{aspect-ratio:16/10}
.ph--s{aspect-ratio:1/1}

/* --- 6. Bandeau chiffres ----------------------------------------------- */
.facts{background:var(--navy);color:#fff}
.facts__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.facts__i{padding:2.6rem clamp(1rem,2vw,1.8rem);border-right:1px solid rgba(255,255,255,.16);
  text-align:center}
.facts__i:last-child{border-right:0}
.facts__n{font-family:var(--f-titre);font-weight:300;font-size:clamp(1.9rem,3vw,2.7rem);
  line-height:1;color:#fff;letter-spacing:-.02em;display:block;
  font-variation-settings:'opsz' 60}
.facts__l{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.2em;
  text-transform:uppercase;color:#A9B8CC;margin-top:.9rem;display:block;line-height:1.6}
@media (max-width:820px){
  .facts__grid{grid-template-columns:repeat(2,1fr)}
  .facts__i{border-bottom:1px solid rgba(255,255,255,.16)}
  .facts__i:nth-child(2n){border-right:0}
}

/* --- 7. Domaines : rangées, langage éditorial -------------------------- */
.dom{border-top:1px solid var(--line)}
.dom__row{display:grid;grid-template-columns:56px 48px 1fr 1.05fr 200px;gap:2rem;
  align-items:center;padding:2.4rem 0;border-bottom:1px solid var(--line);
  text-decoration:none;color:inherit;transition:background .2s var(--ease)}
.dom__row:hover{background:var(--gris-1);color:inherit}
.dom__n{font-family:var(--f-titre);font-weight:300;font-size:1.85rem;color:var(--rouge)}
.dom__row h3{margin:0}
.dom__row p{font-size:var(--fs-sm);color:var(--gris-t);margin:0}
.dom__k{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.16em;
  text-transform:uppercase;color:var(--navy);text-align:right;line-height:1.7}
.ic{width:34px;height:34px;color:var(--navy);stroke-width:1.1}
@media (max-width:900px){
  .dom__row{grid-template-columns:46px 1fr;gap:.6rem 1.4rem;align-items:start}
  .dom__row .ic{display:none}
  .dom__n{grid-row:span 3}
  .dom__k{text-align:left;margin-top:.4rem}
}

/* --- 8. Cartes génériques ---------------------------------------------- */
.grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;padding:clamp(1.6rem,2.6vw,2.2rem);display:flex;flex-direction:column;
  gap:.85rem;text-decoration:none;color:inherit;position:relative;
  transition:background .2s var(--ease)}
a.card:hover{background:var(--gris-1);color:inherit}
.card::after{content:"";position:absolute;left:0;top:0;width:100%;height:2px;
  background:var(--rouge);transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--ease)}
a.card:hover::after{transform:scaleX(1)}
.card h3{margin:0}
.card p{font-size:var(--fs-sm);color:var(--gris-t);margin:0}
.card__n{font-family:var(--f-titre);font-weight:300;font-size:1.7rem;color:var(--rouge);line-height:1}
.card__more{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.16em;
  text-transform:uppercase;color:var(--navy);margin-top:auto;padding-top:1rem;
  display:inline-flex;align-items:center;gap:.5rem}
.card__more::after{content:"→";transition:transform .22s var(--ease)}
a.card:hover .card__more::after{transform:translateX(4px)}
@media (max-width:980px){.grid--3,.grid--4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:660px){.grid--3,.grid--4,.grid--2{grid-template-columns:1fr}}

/* --- 9. Étiquettes matériel -------------------------------------------- */
.tags{display:flex;flex-wrap:wrap;gap:.5rem;margin:.3rem 0 0;padding:0;list-style:none}
.tags li{margin:0}
.tag{display:inline-block;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--navy);background:var(--gris-1);
  border:1px solid var(--line);border-radius:2px;padding:.4rem .65rem}
.sect--ink .tag{color:#C3CEDD;background:rgba(255,255,255,.07);border-color:var(--line-dk)}

/* --- 10. Schéma de ligne (élément signature) --------------------------- */
.ligne{background:var(--gris-1);border-block:1px solid var(--line)}
.line{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:none;
  margin-top:clamp(2rem,4vw,3rem)}
.line::-webkit-scrollbar{display:none}
.line svg{width:100%;height:auto;display:block;overflow:visible}
@media (max-width:1100px){.line svg{min-width:1080px}}
.line svg>*{pointer-events:none}
.line .st{cursor:pointer;outline:none;pointer-events:auto}
.line .st rect,.line .st line,.line .st text{transition:stroke .25s var(--ease),fill .25s var(--ease)}
.line .st-box{fill:none;stroke:rgba(44,63,94,.4);stroke-width:1.2}
.line .st-in{fill:rgba(44,63,94,.05);stroke:rgba(44,63,94,.18);stroke-width:1}
.line .st-belt{stroke:rgba(44,63,94,.45);stroke-width:1.2;fill:none}
.line .st-belt2{stroke:rgba(44,63,94,.2);stroke-width:1;fill:none}
.line .st-tick{stroke:rgba(44,63,94,.3);stroke-width:1}
.line .st-lab{font-family:var(--f-mono);font-size:9.5px;letter-spacing:.1em;
  fill:var(--navy);text-transform:uppercase}
.line .st-sec{font-family:var(--f-mono);font-size:10px;letter-spacing:.24em;
  fill:var(--rouge);text-transform:uppercase}
.line .st-flow{font-family:var(--f-mono);font-size:9.5px;letter-spacing:.22em;
  fill:#93A0B2;text-transform:uppercase}
.line .st-link{fill:none;stroke:rgba(44,63,94,.3);stroke-width:1.2;stroke-dasharray:4 4}
.line .st-num{font-family:var(--f-mono);font-size:9.5px;fill:#93A0B2;letter-spacing:.1em}
.line .st-dim{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.16em;
  fill:#7C8898;text-transform:uppercase}
.line .st-bot{fill:rgba(44,63,94,.55)}
.line .st-hot{stroke:var(--rouge);stroke-width:1.4;fill:none}
.line .st-hott{font-family:var(--f-mono);font-size:10px;letter-spacing:.18em;
  fill:var(--rouge);text-transform:uppercase}
.line .st:hover .st-box,.line .st:focus-visible .st-box{stroke:var(--rouge);stroke-width:1.7}
.line .st:hover .st-in,.line .st:focus-visible .st-in{stroke:rgba(198,64,42,.4);fill:rgba(198,64,42,.07)}
.line .st:hover .st-lab,.line .st:focus-visible .st-lab{fill:var(--rouge)}
.line.is-touched .st:not(:hover) .st-box{stroke:rgba(44,63,94,.22)}
.line__cap{position:relative;min-height:4.6rem;text-align:center;padding:1.6rem 1rem .4rem;
  max-width:62ch;margin-inline:auto}
.line__note{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.15em;
  text-transform:uppercase;color:var(--gris-t);line-height:1.9;margin:0}
.line__note strong{color:var(--rouge);font-weight:500}
.line__hint{font-family:var(--f-mono);font-size:.63rem;letter-spacing:.22em;
  text-transform:uppercase;color:#A3AEBC;text-align:center;margin:0}
.flow{animation:run 17s linear infinite}
.flow-2{animation-delay:-4.25s}.flow-3{animation-delay:-8.5s}.flow-4{animation-delay:-12.75s}
@keyframes run{from{transform:translateX(-60px)}to{transform:translateX(1260px)}}
.pulse{animation:pls 3.2s var(--ease) infinite;transform-origin:center}
@keyframes pls{0%,100%{opacity:.3}45%{opacity:1}}

/* --- 11. Bandeau défilant ---------------------------------------------- */
.tick{background:var(--navy);overflow:hidden;position:relative}
.tick::before,.tick::after{content:"";position:absolute;top:0;bottom:0;width:80px;z-index:2;
  pointer-events:none}
.tick::before{left:0;background:linear-gradient(90deg,var(--navy),transparent)}
.tick::after{right:0;background:linear-gradient(270deg,var(--navy),transparent)}
.tick__run{display:flex;width:max-content;animation:tick 46s linear infinite}
.tick:hover .tick__run{animation-play-state:paused}
.tick ul{display:flex;list-style:none;margin:0;padding:0}
.tick li{margin:0;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.22em;
  text-transform:uppercase;color:#B4C1D2;padding:1rem 1.4rem;white-space:nowrap;
  display:flex;align-items:center;gap:1.4rem}
.tick li::after{content:"";width:3px;height:3px;border-radius:50%;background:var(--rouge)}
@keyframes tick{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* --- 12. Split, listes, spécifications --------------------------------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2.5rem,6vw,5rem);align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.checks{list-style:none;padding:0;margin:2rem 0 0}
.checks li{padding:1.3rem 0;border-bottom:1px solid var(--line);font-size:var(--fs-sm)}
.sect--ink .checks li{border-color:var(--line-dk)}
.checks li strong{display:block;font-family:var(--f-titre);font-weight:400;font-size:1.12rem;
  margin-bottom:.3rem;color:var(--encre)}
.sect--ink .checks li strong{color:#fff}
.spec{border:1px solid var(--line);border-radius:var(--r);background:#fff}
.sect--ink .spec{border-color:var(--line-dk);background:rgba(255,255,255,.05)}
.spec__r{display:flex;justify-content:space-between;gap:1.5rem;padding:1.05rem 1.4rem;
  border-bottom:1px solid var(--line);font-family:var(--f-mono);font-size:.8rem}
.sect--ink .spec__r{border-color:var(--line-dk)}
.spec__r:last-child{border-bottom:0}
.spec__k{color:var(--gris-t);text-transform:uppercase;letter-spacing:.16em;font-size:var(--fs-mono)}
.sect--ink .spec__k{color:#A9B8CC}
.spec__v{color:var(--encre);text-align:right}
.sect--ink .spec__v{color:#fff}

/* --- 13. Citation et partenaires --------------------------------------- */
.quote{text-align:center;max-width:840px;margin-inline:auto}
.quote p{font-family:var(--f-titre);font-weight:300;font-size:clamp(1.5rem,2.6vw,2.05rem);
  line-height:1.38;letter-spacing:-.015em;font-variation-settings:'opsz' 60}
.quote p.eyebrow{font-family:var(--f-mono);font-size:var(--fs-mono);font-weight:400;
  letter-spacing:.24em;line-height:1.6;justify-content:center;margin-bottom:1.6rem}
.brands{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);
  border-bottom:1px solid var(--line)}
.brands__i{padding:2.6rem 1rem;text-align:center;border-right:1px solid var(--line)}
.brands__i:last-child{border-right:0}
.brands__n{font-family:var(--f-titre);font-weight:400;font-size:1.32rem;color:var(--navy);
  letter-spacing:.05em;display:block}
.brands__s{font-family:var(--f-mono);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--gris-t);margin-top:.5rem;display:block}
@media (max-width:760px){
  .brands{grid-template-columns:repeat(2,1fr)}
  .brands__i:nth-child(2n){border-right:0}
  .brands__i:nth-child(-n+2){border-bottom:1px solid var(--line)}
}

/* --- 14. Pages intérieures --------------------------------------------- */
.phead{background:var(--navy);color:#fff;padding-block:clamp(3rem,6vw,5rem);
  position:relative;overflow:hidden}
.phead::after{content:"";position:absolute;right:-90px;top:-70px;width:360px;height:360px;
  border:1px solid rgba(255,255,255,.11);border-radius:50%}
.phead::before{content:"";position:absolute;right:-24px;top:6px;width:230px;height:230px;
  border:1px solid rgba(255,255,255,.08);border-radius:50%}
.phead__in{position:relative;z-index:2}
.phead h1{color:#fff;margin:0;max-width:22ch}
.phead .eyebrow{color:#A9B8CC}
.crumbs{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.15em;
  text-transform:uppercase;color:#A9B8CC;margin-top:1.4rem}
.crumbs a{color:#A9B8CC;text-decoration:none}
.crumbs a:hover{color:#fff}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;margin:0;padding:0}
.crumbs li{margin:0;display:flex;gap:.5rem;align-items:center}
.crumbs li+li::before{content:"/";opacity:.5}

.layout{display:grid;grid-template-columns:1fr 300px;gap:clamp(2rem,5vw,4rem);align-items:start}
@media (max-width:940px){.layout{grid-template-columns:1fr}}
.prose{max-width:74ch}
.prose h2{margin-top:2.8rem}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:2rem}
.prose>ul{padding-left:0;list-style:none}
.prose>ul>li{padding-left:1.5rem;position:relative}
.prose>ul>li::before{content:"";position:absolute;left:0;top:.72em;width:9px;height:1.5px;
  background:var(--rouge)}
.prose table{width:100%;border-collapse:collapse;margin:1.8rem 0;font-size:var(--fs-sm)}
.prose th,.prose td{text-align:left;padding:.85rem 1rem;border-bottom:1px solid var(--line);
  vertical-align:top;overflow-wrap:anywhere}
.prose th{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.15em;
  text-transform:uppercase;color:var(--gris-t);border-bottom:1px solid var(--navy);font-weight:400}
@media (max-width:620px){.prose th,.prose td{padding:.7rem .5rem;font-size:.88rem}}
.callout{border-left:3px solid var(--rouge);background:var(--gris-1);padding:1.5rem 1.7rem;
  margin:2.2rem 0;border-radius:0 var(--r) var(--r) 0}
.callout p:last-child{margin-bottom:0}

.aside{border:1px solid var(--line);border-radius:var(--r);background:#fff;padding:1.7rem;
  position:sticky;top:138px}
.aside h4{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.16em;
  text-transform:uppercase;color:var(--gris-t);margin:0 0 1.1rem;font-weight:400}
.aside ul{list-style:none;padding:0;margin:0 0 1.5rem}
.aside li{margin:0;border-bottom:1px solid var(--gris-2)}
.aside li:last-child{border-bottom:0}
.aside li a{display:block;padding:.65rem 0;font-size:var(--fs-sm);text-decoration:none;color:var(--encre)}
.aside li a:hover,.aside li.is-current a{color:var(--rouge)}
.aside .btn{width:100%;justify-content:center}
.aside p{font-size:.88rem;color:var(--gris-t);margin-bottom:1.2rem}

/* --- 15. FAQ ------------------------------------------------------------ */
.faq{border-top:1px solid var(--line);margin-top:2.6rem}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;padding:1.25rem 2rem 1.25rem 0;font-family:var(--f-titre);
  font-size:1.14rem;font-weight:400;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.2rem;top:1.1rem;color:var(--rouge);
  font-family:var(--f-mono);font-size:1.2rem;transition:transform .2s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details>div{padding:0 0 1.4rem;font-size:var(--fs-sm);color:var(--gris-t);max-width:70ch}

/* --- 16. Contact et formulaire ----------------------------------------- */
.cta{background:var(--navy);color:#DCE4EE}
.cta h2,.cta h3{color:#fff}
.cta .eyebrow{color:#A9B8CC}
.cta .lede{color:#C3CEDD}
.cta__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2.5rem,5vw,4.5rem);
  align-items:start}
@media (max-width:940px){.cta__grid{grid-template-columns:1fr}}
.clist{list-style:none;padding:0;margin:2.2rem 0 0}
.clist li{margin-bottom:1.35rem}
.clist .k{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.16em;
  text-transform:uppercase;color:#A9B8CC;display:block;margin-bottom:.3rem}
.clist .v{color:#fff;font-size:1.03rem}
.clist .v a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.35)}
.clist .v a:hover{color:#F0A292;border-color:#F0A292}

.form{background:#fff;border-radius:var(--r);padding:clamp(1.6rem,3vw,2.4rem);color:var(--encre)}
.form__grid{display:grid;grid-template-columns:1fr 1fr;gap:1.15rem}
.field{display:flex;flex-direction:column;gap:.45rem}
.field--full{grid-column:1/-1}
.field label{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.15em;
  text-transform:uppercase;color:var(--gris-t)}
.field .req{color:var(--rouge)}
.field input,.field select,.field textarea{font-family:var(--f-texte);font-size:1rem;
  color:var(--encre);padding:.8rem .9rem;border:1px solid var(--line);border-radius:var(--r);
  background:var(--gris-1);width:100%;transition:border-color .18s,background .18s}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--navy);
  background:#fff;outline:none}
.consent{grid-column:1/-1;display:flex;gap:.7rem;align-items:flex-start;font-size:.86rem;
  color:var(--gris-t);line-height:1.55}
.consent input{width:17px;height:17px;margin-top:.2rem;flex:none;accent-color:var(--rouge)}
.hp{position:absolute;left:-9999px;opacity:0;height:0}
.form .btn{grid-column:1/-1;justify-content:center}
.note{grid-column:1/-1;font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.12em;
  color:var(--gris-t);text-transform:uppercase;line-height:1.8}
@media (max-width:620px){.form__grid{grid-template-columns:1fr}}

/* --- 17. Pied de page --------------------------------------------------- */
.ftr{background:var(--navy);color:#B4C1D2;padding-block:clamp(3.5rem,5vw,5rem) 0;
  font-size:var(--fs-sm)}
.ftr__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:clamp(1.8rem,3vw,3rem)}
@media (max-width:900px){.ftr__grid{grid-template-columns:1fr 1fr}}
@media (max-width:540px){.ftr__grid{grid-template-columns:1fr}}
.ftr h4{font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.18em;
  text-transform:uppercase;color:#fff;font-weight:400;margin:0 0 1.2rem}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li{margin-bottom:.65rem}
.ftr a{color:#B4C1D2;text-decoration:none}
.ftr a:hover{color:#fff}
.ftr__brand img{height:96px;width:auto;margin-bottom:1.3rem}
.ftr__legal{margin-top:clamp(2.6rem,4vw,3.6rem);border-top:1px solid rgba(255,255,255,.16);
  padding-block:1.6rem;display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between;
  font-family:var(--f-mono);font-size:var(--fs-mono);letter-spacing:.12em;color:#94A3B6}
.ftr__legal a{color:#94A3B6;transition:color .18s var(--ease)}
.ftr__legal a:hover{color:#fff}
.ftr__legal a[href*="analysea"]{border-bottom:1px solid rgba(148,163,182,.4)}

/* --- 18. Révélation au défilement --------------------------------------- */
.rv{opacity:0;transform:translateY(18px);
  transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none}
}

/* --- 19. Transparence des sections claires, pour laisser voir le filigrane */
.hero{background-color:transparent}
.sect:not(.sect--ink):not(.cta):not(.sect--paper2):not(.ligne){background-color:transparent}