/* =========================================================
   ARRTEA — main.css
   Dark luxe · typographie système Apple · accent laiton
   ========================================================= */

/* ---------- 1. Tokens ---------- */
:root{
  --black:#000000;
  --surface:#0b0b0c;
  --surface-2:#141416;
  --white:#ffffff;
  --mist:#a1a1a6;
  --mist-dim:#6e6e73;
  --accent:#ffffff;
  --accent-soft:rgba(255,255,255,.28);
  --line:rgba(255,255,255,.13);
  --line-soft:rgba(255,255,255,.06);
  --glass:rgba(20,20,22,.88);

  /* SF Pro sur Apple, Inter ailleurs */
  --font-ui:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --font-serif:"Cormorant Garamond",Georgia,serif;
  --font-mark:"Cinzel","Didot",serif;

  --wrap:1280px;
  --gutter:clamp(20px,5vw,64px);
  --section:clamp(80px,11vw,168px);
  --ease:cubic-bezier(.16,1,.3,1);
  --spring:cubic-bezier(.34,1.32,.44,1);
  --safe-b:env(safe-area-inset-bottom,0px);
}

/* ---------- 2. Base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--black);color:var(--white);
  font-family:var(--font-ui);
  font-size:clamp(15px,1.02vw,17px);
  line-height:1.65;font-weight:400;letter-spacing:-.005em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--white);outline-offset:3px;border-radius:2px}
::selection{background:var(--white);color:#000}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:var(--section)}
.section--tight{padding-block:clamp(56px,7vw,104px)}
.hidden{display:none !important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- 3. Typographie ---------- */
h1,h2,h3,h4{font-family:var(--font-ui);font-weight:600;line-height:1.05;letter-spacing:-.035em}
.h-xl{font-size:clamp(2.45rem,5.5vw,4.6rem);letter-spacing:-.04em}
.h-lg{font-size:clamp(2rem,4.2vw,3.4rem);letter-spacing:-.035em}
.h-md{font-size:clamp(1.5rem,2.6vw,2.2rem);letter-spacing:-.03em}
.h-sm{font-size:clamp(1.12rem,1.6vw,1.35rem);line-height:1.25;letter-spacing:-.02em;font-weight:600}
.lead{font-size:clamp(1.02rem,1.3vw,1.22rem);color:var(--mist);max-width:60ch;line-height:1.6;letter-spacing:-.01em}
p{max-width:68ch}
.muted{color:var(--mist)}

.serif-note{font-family:var(--font-serif);font-size:clamp(1.5rem,2.8vw,2.2rem);line-height:1.35;
  font-style:italic;font-weight:300;letter-spacing:-.01em;color:var(--white);max-width:22ch}
.eyebrow{font-size:.8rem;letter-spacing:0;color:var(--mist);font-weight:500;display:block;margin-bottom:16px}
.rule{height:1px;background:var(--line);border:0;margin-block:clamp(40px,5vw,72px)}

/* ---------- 4. Boutons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:15px 30px;border-radius:980px;
  font-size:.92rem;font-weight:500;letter-spacing:-.01em;
  transition:background .35s var(--ease),color .35s var(--ease),border-color .35s var(--ease),transform .25s var(--ease);
  border:1px solid transparent;text-align:center;
}
.btn:active{transform:scale(.97)}
.btn--primary{background:var(--white);color:#000;font-weight:500}
.btn--primary:hover{background:#e6e6eb}
.btn--ghost{border-color:var(--line);color:var(--white)}
.btn--ghost:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.05)}
.btn--light{background:var(--white);color:#000}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.link-line{display:inline-block;padding-bottom:3px;border-bottom:1px solid var(--accent-soft);
  color:var(--white);font-size:.95rem;transition:border-color .3s,color .3s}
.link-line:hover{border-color:var(--white);color:var(--white)}

/* =========================================================
   5. INTRO — noir→blanc→couleurs du site
   Le bloc texte est en mix-blend-mode:difference : il s'inverse
   tout seul quand le disque blanc passe dessous.
   ========================================================= */
#intro{position:fixed;inset:0;z-index:9999;background:#000;display:flex;flex-direction:column;
  align-items:center;justify-content:center;overflow:hidden}
#intro.is-out{animation:introOut 1s var(--ease) forwards}
@keyframes introOut{to{opacity:0;visibility:hidden}}

.intro-flip{
  position:absolute;left:50%;top:50%;width:160vmax;height:160vmax;border-radius:50%;
  background:#fff;transform:translate(-50%,-50%) scale(0);
  animation:flipIn 1.25s var(--ease) forwards 3.5s, flipOut 1.1s var(--ease) forwards 5.8s;
}
@keyframes flipIn{to{transform:translate(-50%,-50%) scale(1)}}
@keyframes flipOut{from{opacity:1}to{opacity:0}}

/* Tout le lockup est en mix-blend-mode:difference : blanc sur noir,
   puis noir sur blanc dès que le disque passe dessous. */
.intro-blend{position:relative;z-index:3;text-align:center;mix-blend-mode:difference;color:#fff;
  display:flex;flex-direction:column;align-items:center}
.monogram{display:flex;align-items:center;font-family:var(--font-mark);
  font-size:clamp(3.2rem,11vw,5.4rem);font-weight:400;line-height:1;margin-bottom:24px}
.monogram .a{opacity:0;animation:fadeBlur 1.8s var(--ease) forwards .2s}
.monogram .rr{letter-spacing:.08em;margin-left:.15em;opacity:0;animation:fadeBlur 1.8s var(--ease) forwards .75s}
.intro-name{font-size:clamp(.8rem,1.5vw,.92rem);font-weight:500;letter-spacing:.58em;text-transform:uppercase;
  margin-left:.58em;opacity:0;animation:fadeBlur 1.5s var(--ease) forwards 1.5s}
.intro-tag{margin-top:26px;font-size:clamp(.72rem,1.4vw,.82rem);letter-spacing:-.005em;line-height:1.9;
  opacity:0;animation:fadeBlur 1.4s var(--ease) forwards 2.15s}

.intro-accent{position:relative;z-index:4;width:0;height:1px;background:rgba(255,255,255,.5);
  margin:26px auto 0;animation:accentIn 1.3s var(--ease) forwards 6.5s}
@keyframes accentIn{to{width:48px}}
.intro-foot{position:absolute;left:0;right:0;bottom:calc(30px + var(--safe-b));z-index:5;text-align:center}
.intro-skip{font-size:.78rem;color:var(--mist-dim);opacity:0;animation:fadeBlur 1s var(--ease) forwards 2.6s;
  padding:10px 18px;border-radius:980px;transition:color .3s}
.intro-skip:hover{color:var(--white)}
@keyframes fadeBlur{from{opacity:0;filter:blur(8px);transform:translateY(6px)}
  to{opacity:1;filter:blur(0);transform:none}}

/* ---------- 6. Header ---------- */
.header{position:fixed;top:0;left:0;right:0;z-index:900;padding-block:18px;
  transition:background .45s var(--ease),padding .45s var(--ease),border-color .45s;
  border-bottom:1px solid transparent}
.header.is-stuck{background:rgba(0,0,0,.72);backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);padding-block:11px;border-bottom-color:var(--line-soft)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:baseline;gap:.5em;font-family:var(--font-mark);font-size:1.22rem;letter-spacing:.14em}
.logo span{font-family:var(--font-ui);font-size:.55rem;letter-spacing:.28em;text-transform:uppercase;color:var(--mist)}
.nav{display:flex;align-items:center;gap:clamp(14px,1.9vw,28px)}
.nav a{font-size:.85rem;color:var(--mist);transition:color .3s;position:relative;padding-block:6px}
.nav a:hover,.nav a[aria-current="page"]{color:var(--white)}
.nav a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--white)}
.header .btn{padding:10px 20px;font-size:.84rem}
.burger{display:none;width:44px;height:44px;position:relative;z-index:1002}
.burger i{position:absolute;left:12px;right:12px;height:1.5px;background:var(--white);border-radius:2px;
  transition:transform .45s var(--ease),opacity .3s}
.burger i:nth-child(1){top:19px}
.burger i:nth-child(2){bottom:19px}
/* le burger s'efface quand le menu est ouvert : seule la croix reste */
.burger.is-open{opacity:0;pointer-events:none}

/* menu plein écran */
.drawer{position:fixed;inset:0;z-index:1001;background:#000;
  display:flex;flex-direction:column;justify-content:center;padding:0 var(--gutter);
  opacity:0;visibility:hidden;transform:scale(1.04);
  transition:opacity .5s var(--ease),transform .6s var(--ease),visibility .5s}
.drawer.is-open{opacity:1;visibility:visible;transform:none}
.drawer nav{display:flex;flex-direction:column;gap:2px}
.drawer nav a{font-size:clamp(1.9rem,8vw,2.6rem);font-weight:600;letter-spacing:-.035em;line-height:1.5;
  opacity:0;transform:translateY(14px)}
.drawer.is-open nav a{animation:menuIn .7s var(--ease) forwards}
.drawer.is-open nav a:nth-child(1){animation-delay:.06s}
.drawer.is-open nav a:nth-child(2){animation-delay:.11s}
.drawer.is-open nav a:nth-child(3){animation-delay:.16s}
.drawer.is-open nav a:nth-child(4){animation-delay:.21s}
.drawer.is-open nav a:nth-child(5){animation-delay:.26s}
.drawer.is-open nav a:nth-child(6){animation-delay:.31s}
.drawer.is-open nav a:nth-child(7){animation-delay:.36s}
@keyframes menuIn{to{opacity:1;transform:none}}
.drawer-foot{margin-top:38px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:10px;font-size:.95rem;color:var(--mist)}
.drawer-close{
  position:absolute;top:14px;right:max(14px,calc(var(--gutter) - 10px));z-index:1003;
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  transition:background .3s,border-color .3s,transform .3s var(--ease)}
.drawer-close:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35);transform:rotate(90deg)}
.drawer-close svg{width:16px;height:16px;stroke:var(--white);stroke-width:1.6;fill:none}

/* ---------- 7. Hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media video,.hero-media>img{width:100%;height:100%;object-fit:cover;object-position:center;
  filter:brightness(.82) saturate(1.05)}
.hero-media video{animation:slowZoom 30s ease-out forwards}
@keyframes slowZoom{from{transform:scale(1.14)}to{transform:scale(1)}}
/* double voile : lisibilité garantie quelle que soit la vidéo */
.hero-media::after{content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(0,0,0,.66) 0%,rgba(0,0,0,.2) 30%,rgba(0,0,0,.55) 66%,rgba(0,0,0,.95) 100%),
    radial-gradient(120% 80% at 18% 78%,rgba(0,0,0,.72) 0%,transparent 62%)}
.hero-in{position:relative;z-index:2;width:100%;padding-bottom:clamp(58px,8vw,104px);padding-top:150px}
.hero h1{max-width:15ch;text-shadow:0 2px 40px rgba(0,0,0,.5)}
.hero .lead{margin-top:22px;color:#e4e4e7;text-shadow:0 1px 24px rgba(0,0,0,.6);max-width:54ch}
.hero-foot{display:flex;flex-wrap:wrap;gap:clamp(22px,5vw,60px);align-items:flex-end;justify-content:space-between;
  margin-top:clamp(36px,5vw,64px);padding-top:26px;border-top:1px solid var(--line)}
.hero-stats{display:flex;flex-wrap:wrap;gap:clamp(24px,4vw,52px)}
.stat b{display:block;font-size:clamp(1.7rem,3vw,2.4rem);font-weight:600;letter-spacing:-.04em;line-height:1}
.stat small{display:block;margin-top:7px;font-size:.78rem;color:var(--mist);max-width:20ch;line-height:1.35}
.scroll-cue{display:flex;align-items:center;gap:10px;font-size:.78rem;color:var(--mist)}
.scroll-cue em{display:block;width:40px;height:1px;background:rgba(255,255,255,.25);position:relative;overflow:hidden}
.scroll-cue em::after{content:"";position:absolute;inset:0;background:var(--white);transform:translateX(-100%);
  animation:cue 2.8s var(--ease) infinite}
@keyframes cue{50%{transform:translateX(0)}100%{transform:translateX(100%)}}

/* en-tête de page intérieure */
.pagehead{position:relative;padding-top:clamp(138px,16vw,210px);padding-bottom:clamp(46px,7vw,84px);overflow:hidden}
.pagehead-media{position:absolute;inset:0;z-index:0}
.pagehead-media img{width:100%;height:100%;object-fit:cover;filter:brightness(.8)}
.pagehead-media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.88),rgba(0,0,0,.55) 50%,rgba(0,0,0,.96))}
.pagehead .wrap{position:relative;z-index:2}
.pagehead h1{text-shadow:0 2px 40px rgba(0,0,0,.55)}
.crumb{font-size:.82rem;color:var(--mist-dim);margin-bottom:22px}
.crumb a:hover{color:var(--white)}

/* ---------- 8. Grilles & blocs ---------- */
.grid{display:grid;gap:clamp(22px,2.6vw,36px)}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);gap:clamp(30px,6vw,86px);align-items:start}
.split--center{align-items:center}
.sticky{position:sticky;top:112px}

.panel{background:var(--surface);border:1px solid var(--line-soft);border-radius:18px;
  padding:clamp(26px,3.2vw,40px)}
.panel h3{margin-bottom:12px}
.panel p{font-size:.95rem;color:var(--mist)}

.svc{border-top:1px solid var(--line);padding-top:24px;display:flex;flex-direction:column;gap:12px}
.svc-no{font-size:.82rem;color:var(--mist-dim);font-weight:500}
.svc ul{list-style:none;display:flex;flex-direction:column;gap:10px;margin-top:2px}
.svc li{position:relative;padding-left:19px;font-size:.95rem;color:var(--mist);line-height:1.55}
.svc li::before{content:"";position:absolute;left:0;top:.7em;width:7px;height:1px;background:rgba(255,255,255,.4)}

.steps{counter-reset:step}
.step{display:grid;grid-template-columns:70px 1fr;gap:clamp(14px,3vw,36px);
  padding-block:clamp(24px,3vw,34px);border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step::before{counter-increment:step;content:"0" counter(step);font-size:.95rem;color:var(--mist-dim);font-weight:500}
.step h3{margin-bottom:8px}
.step p{color:var(--mist);font-size:.95rem}

/* galerie */
.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(10px,1.2vw,16px)}
.gal{position:relative;overflow:hidden;background:var(--surface-2);border-radius:16px}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform 1.3s var(--ease)}
.gal:hover img{transform:scale(1.04)}
.gal figcaption{position:absolute;left:18px;bottom:16px;right:18px;font-size:.84rem;color:#fff;
  text-shadow:0 2px 16px rgba(0,0,0,.85)}
.gal--a{grid-column:span 7;aspect-ratio:3/2}
.gal--b{grid-column:span 5;aspect-ratio:3/2}
.gal--c,.gal--d,.gal--e{grid-column:span 4;aspect-ratio:4/5}
.gal--full{grid-column:span 12;aspect-ratio:21/9}

/* destinations */
.dest{position:relative;min-height:clamp(400px,54vw,600px);display:flex;align-items:flex-end;
  overflow:hidden;border-radius:20px}
.dest img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.5s var(--ease)}
.dest:hover img{transform:scale(1.045)}
.dest::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.1),rgba(0,0,0,.9))}
.dest-in{position:relative;z-index:2;padding:clamp(24px,3.2vw,40px);width:100%}
.dest-in p{color:#d4d4d8;font-size:.95rem;margin-top:10px;max-width:42ch}

.quote{border-left:1px solid rgba(255,255,255,.22);padding-left:clamp(20px,3vw,34px)}
.quote cite{display:block;margin-top:16px;font-style:normal;font-size:.85rem;color:var(--mist)}

.cta{position:relative;overflow:hidden;background:var(--surface);border-block:1px solid var(--line-soft)}
.cta-in{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(26px,5vw,70px);align-items:center}

/* FAQ */
.faq details{border-top:1px solid var(--line)}
.faq details:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding-block:22px;display:flex;justify-content:space-between;
  gap:24px;font-size:clamp(1.05rem,1.5vw,1.22rem);font-weight:600;letter-spacing:-.02em}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{flex:0 0 auto;width:13px;height:13px;position:relative;margin-top:.5em}
.faq summary i::before,.faq summary i::after{content:"";position:absolute;background:var(--white);
  left:0;right:0;top:50%;height:1.5px;border-radius:2px;transition:transform .4s var(--ease)}
.faq summary i::after{transform:rotate(90deg)}
.faq details[open] summary i::after{transform:rotate(0)}
.faq .faq-body{padding-bottom:24px;color:var(--mist);font-size:.96rem}

/* ---------- 9. Insights / articles ---------- */
.post-card{display:flex;flex-direction:column;border-radius:18px;overflow:hidden;
  background:var(--surface);border:1px solid var(--line-soft);
  transition:border-color .4s var(--ease),transform .4s var(--ease)}
.post-card:hover{border-color:rgba(255,255,255,.22);transform:translateY(-3px)}
.post-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.post-card:hover .thumb img{transform:scale(1.05)}
.post-card .body{padding:24px 24px 28px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{font-size:.78rem;color:var(--mist-dim)}
.post-card p{font-size:.94rem;color:var(--mist)}
.post-card .link-line{margin-top:auto;align-self:flex-start}

.article{max-width:720px;margin-inline:auto}
.article p{max-width:none;margin-block:1.15em;color:#d6d6da;font-size:1.06rem;line-height:1.72}
.article h2{margin-top:2.2em;margin-bottom:.5em;font-size:clamp(1.45rem,2.4vw,1.9rem)}
.article h3{margin-top:1.8em;margin-bottom:.4em;font-size:clamp(1.12rem,1.6vw,1.3rem)}
.article ul,.article ol{margin:1.1em 0 1.1em 1.1em;color:#d6d6da}
.article li{margin-block:.5em;padding-left:.3em}
.article strong{color:#fff;font-weight:600}
.article blockquote{border-left:1px solid rgba(255,255,255,.22);padding-left:22px;margin:1.8em 0;
  font-family:var(--font-serif);font-style:italic;font-size:1.3rem;line-height:1.45;color:#fff}
.article .callout{background:var(--surface);border:1px solid var(--line-soft);border-radius:16px;
  padding:24px 26px;margin:2em 0}
.article .callout p{margin:0;font-size:.98rem;color:var(--mist)}
.article-foot{max-width:720px;margin:clamp(48px,6vw,80px) auto 0;padding-top:30px;border-top:1px solid var(--line)}

/* ---------- 10. Formulaire ---------- */
.form{display:grid;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:.82rem;color:var(--mist)}
.field input,.field select,.field textarea{
  width:100%;background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;color:var(--white);font-family:var(--font-ui);font-size:.98rem;
  transition:border-color .3s,background .3s}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:rgba(255,255,255,.5);
  background:rgba(255,255,255,.06)}
.field select option{background:#101012;color:#fff}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:.86rem;color:var(--mist)}
.consent input{margin-top:4px;accent-color:#fff;width:17px;height:17px;flex:0 0 auto}
.form-note{font-size:.82rem;color:var(--mist-dim)}
.form-status{font-size:.94rem;padding:14px 16px;border:1px solid rgba(255,255,255,.35);border-radius:12px;color:#fff}

/* =========================================================
   11. WIDGET DE CONTACT — bouton qui se déploie
   ========================================================= */
.fab{position:fixed;right:clamp(16px,2vw,28px);bottom:calc(clamp(16px,2vw,28px) + var(--safe-b));
  z-index:950;pointer-events:none}
.fab-btn,.fab-panel{pointer-events:auto}

.fab-btn{
  position:relative;width:60px;height:60px;border-radius:50%;display:grid;place-items:center;
  background:var(--white);box-shadow:0 10px 34px rgba(0,0,0,.5),0 2px 8px rgba(0,0,0,.4);
  transition:transform .45s var(--spring),box-shadow .4s var(--ease);
}
.fab-btn:hover{transform:scale(1.06)}
.fab-btn:active{transform:scale(.94)}
.fab-btn svg{width:25px;height:25px;fill:#0a0a0a;transition:opacity .3s var(--ease),transform .45s var(--ease)}
.fab-btn .ic-close{position:absolute;opacity:0;transform:rotate(-90deg) scale(.6);fill:none;stroke:#0a0a0a;stroke-width:1.8}
.fab.is-open .fab-btn{background:#e6e6eb}
.fab.is-open .fab-btn .ic-chat{opacity:0;transform:rotate(90deg) scale(.6)}
.fab.is-open .fab-btn .ic-close{opacity:1;transform:none}
/* halo qui respire, s'arrête une fois ouvert */
.fab-btn::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid rgba(255,255,255,.55);
  opacity:0;animation:halo 3.6s var(--ease) infinite 4s}
.fab.is-open .fab-btn::after{animation:none;opacity:0}
@keyframes halo{0%{transform:scale(1);opacity:.55}70%{transform:scale(1.45);opacity:0}100%{opacity:0}}

.fab-panel{
  position:absolute;right:0;bottom:74px;width:min(340px,calc(100vw - 32px));
  transform-origin:100% 100%;
  background:var(--glass);backdrop-filter:saturate(180%) blur(26px);-webkit-backdrop-filter:saturate(180%) blur(26px);
  border:1px solid var(--line);border-radius:22px;padding:10px;
  box-shadow:0 26px 70px rgba(0,0,0,.6);
  opacity:0;visibility:hidden;transform:scale(.82) translateY(14px);
  transition:opacity .34s var(--ease),transform .5s var(--spring),visibility .34s;
}
.fab.is-open .fab-panel{opacity:1;visibility:visible;transform:none}
.fab-head{padding:12px 14px 10px}
.fab-head b{display:block;font-size:.98rem;font-weight:600;letter-spacing:-.02em}
.fab-head span{display:block;font-size:.8rem;color:var(--mist);margin-top:2px}
.fab-item{display:flex;align-items:center;gap:13px;padding:12px 14px;border-radius:14px;
  transition:background .25s var(--ease);opacity:0;transform:translateY(8px)}
.fab-item:hover{background:rgba(255,255,255,.07)}
.fab.is-open .fab-item{animation:fabIn .5s var(--ease) forwards}
.fab.is-open .fab-item:nth-of-type(1){animation-delay:.07s}
.fab.is-open .fab-item:nth-of-type(2){animation-delay:.12s}
.fab.is-open .fab-item:nth-of-type(3){animation-delay:.17s}
@keyframes fabIn{to{opacity:1;transform:none}}
.fab-ic{flex:0 0 auto;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.08)}
.fab-ic svg{width:19px;height:19px;fill:#fff}
.fab-ic.wa{background:#25D366}
.fab-ic.wa svg{fill:#07130b}
.fab-txt b{display:block;font-size:.94rem;font-weight:500;letter-spacing:-.01em}
.fab-txt span{display:block;font-size:.8rem;color:var(--mist)}
.fab-foot{padding:6px 14px 12px;font-size:.76rem;color:var(--mist-dim)}
.fab-scrim{position:fixed;inset:0;z-index:-1;background:transparent}

/* ---------- 12. Footer ---------- */
.footer{border-top:1px solid var(--line-soft);padding-top:clamp(52px,7vw,90px);padding-bottom:34px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:clamp(26px,4vw,52px)}
.footer h4{font-size:.8rem;color:var(--mist-dim);font-weight:600;margin-bottom:16px}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer a{font-size:.92rem;color:var(--mist);transition:color .3s}
.footer a:hover{color:var(--white)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  margin-top:clamp(40px,5vw,68px);padding-top:24px;border-top:1px solid var(--line-soft);
  font-size:.82rem;color:var(--mist-dim)}
.footer-bottom a{font-size:.82rem}

/* ---------- 13. Révélations ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.09s}
.reveal[data-delay="2"]{transition-delay:.18s}
.reveal[data-delay="3"]{transition-delay:.27s}

/* ---------- 14. Responsive ---------- */
@media (max-width:1080px){
  .g-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:940px){
  .nav,.header .btn{display:none}
  .burger{display:block}
  .split{grid-template-columns:1fr}
  .sticky{position:static}
  .g-3{grid-template-columns:1fr 1fr}
  .cta-in{grid-template-columns:1fr}
  .gal--a,.gal--b{grid-column:span 12;aspect-ratio:16/10}
  .gal--c,.gal--d{grid-column:span 6;aspect-ratio:4/5}
  .gal--e{grid-column:span 12;aspect-ratio:16/10}
}
@media (max-width:640px){
  .g-2,.g-3,.g-4{grid-template-columns:1fr}
  .hero{min-height:94svh}
  .hero-in{padding-top:118px}
  .hero-foot{flex-direction:column;align-items:flex-start;gap:22px}
  .hero-stats{gap:18px 26px}
  .stat small{max-width:14ch}
  .scroll-cue{display:none}
  .step{grid-template-columns:40px 1fr}
  .gal--c,.gal--d{grid-column:span 12;aspect-ratio:4/3}
  .footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .footer{padding-bottom:92px}
  /* le widget devient une feuille qui monte du bas */
  .fab{left:0;right:0;bottom:0;padding:0 14px calc(14px + var(--safe-b));display:flex;justify-content:flex-end}
  .fab-panel{position:fixed;left:12px;right:12px;bottom:calc(86px + var(--safe-b));width:auto;
    transform-origin:50% 100%;transform:scale(.94) translateY(20px)}
}

/* ---------- 15. Accessibilité ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}
@media print{
  .header,.fab,#intro,.hero-media{display:none !important}
  body{background:#fff;color:#000}
}