/* Pages Univers et créations : nuit noire, lumière dorée (même esprit que la maquette Enseigne lumineuse) */
body.ldn-univers{margin:0;background:#0A0A0A;color:#F2F1EE;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.lu{--ink:#0A0A0A;--ink2:#121212;--fg:#F2F1EE;--muted:#8F8F8F;--line:rgba(255,255,255,.12);--glow:#E8C48A;--paper:#F7F6F3;
  --t:'Poppins','Montserrat','Helvetica Neue',Arial,sans-serif;--f:'Montserrat','Helvetica Neue',Arial,sans-serif;font-family:var(--f)}
.lu *{box-sizing:border-box}
.lu a{color:inherit;text-decoration:none}
.lu img{display:block;max-width:100%}
.lu-wrap{max-width:1320px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
@media(min-width:768px){.lu-wrap{padding-left:max(40px,env(safe-area-inset-left,0px));padding-right:max(40px,env(safe-area-inset-right,0px))}}
.lu-micro{margin:0;font-size:10px;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}
.lu-h2{margin:18px 0 0;font-family:var(--t);font-weight:300;font-size:clamp(30px,4.2vw,54px);line-height:1.08;letter-spacing:-.02em;text-wrap:balance;max-width:820px}
.lu-h2 span{color:var(--muted)}
.lu-lead{margin:18px 0 0;max-width:540px;color:#A9A9A9;font-size:15px;line-height:1.75}
.lu-sec{padding-block:clamp(72px,10vw,140px)}
.lu-pt0{padding-top:0}
.lu-btn{display:inline-flex;align-items:center;gap:10px;padding:16px 26px;border-radius:999px;background:var(--fg);color:var(--ink)!important;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase}
.lu-btn-line{display:inline-flex;align-items:center;gap:10px;padding:15px 24px;border-radius:999px;border:1px solid rgba(255,255,255,.5);font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase}
.lu-acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.lu-sim{position:absolute;right:12px;top:12px;z-index:3;font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.7);background:rgba(0,0,0,.4);padding:4px 8px;border-radius:999px}

/* Hero */
.lu-hero{position:relative;min-height:min(100svh,900px);display:flex;align-items:flex-end;overflow:hidden}
.lu-hero-img{position:absolute;inset:0;background:#0A0A0A center 45%/cover no-repeat;transform:scale(1.06);animation:lu-drift 22s ease-out forwards}
@keyframes lu-drift{to{transform:scale(1)}}
.lu-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,10,10,.72) 0%,rgba(10,10,10,.35) 45%,rgba(10,10,10,0) 70%),linear-gradient(180deg,rgba(10,10,10,.6) 0%,rgba(10,10,10,.15) 32%,rgba(10,10,10,.35) 55%,rgba(10,10,10,.96) 100%)}
.lu-hero .lu-sim{z-index:3}
@media(max-width:760px){.lu-hero::after{background:linear-gradient(180deg,rgba(10,10,10,.55) 0%,rgba(10,10,10,.5) 30%,rgba(10,10,10,.82) 55%,rgba(10,10,10,.97) 100%)}}
.lu-hero-in{position:relative;z-index:2;padding-block:140px clamp(48px,8vw,96px);width:100%}
.lu-crumb{font-size:11px;letter-spacing:.14em;color:#BDBDBD}
.lu-hero h1{margin:22px 0 0;font-family:var(--t);font-weight:200;font-size:clamp(40px,7.4vw,104px);line-height:.98;letter-spacing:-.03em;text-transform:uppercase;max-width:1100px}
.lu-hero h1 em{font-style:normal;display:block;color:var(--glow);text-shadow:0 0 38px rgba(232,196,138,.35)}
.lu-hero-l{margin:26px 0 0;max-width:540px;color:#D0D0D0;font-size:16px;line-height:1.7}

/* Promesse */
.lu-split{display:flex;justify-content:space-between;align-items:end;gap:30px 60px;flex-wrap:wrap}
.lu-split .lu-lead{margin:0}

/* Cartes */
.lu-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:56px}
.lu-card{position:relative;min-width:0;border-radius:10px;overflow:hidden;background:#111;aspect-ratio:4/5}
.lu-card img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.16,1,.3,1)}
.lu-card:hover img{transform:scale(1.05)}
.lu-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.88))}
.lu-card-t{position:absolute;left:24px;right:24px;bottom:24px;z-index:2}
.lu-card-t small{font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--glow)}
.lu-card-t h3{margin:8px 0 6px;font-family:var(--t);font-weight:300;font-size:26px}
.lu-card-t p{margin:0;font-size:13px;line-height:1.6;color:#C9C9C9}
@media(max-width:860px){.lu-cards{grid-template-columns:1fr}.lu-card{aspect-ratio:4/3}}

/* Focus */
.lu-focus{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(30px,6vw,90px);align-items:center}
.lu-focus-img{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:4/3;background:#111}
.lu-focus-img img{width:100%;height:100%;object-fit:cover}
.lu-ticks{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:12px;font-size:14px;color:#CFCFCF}
.lu-ticks li{display:flex;gap:12px}.lu-ticks li::before{content:"";width:18px;height:1px;background:var(--glow);margin-top:10px;flex:none}
@media(max-width:860px){.lu-focus{grid-template-columns:1fr}}

/* Réalisations */
.lu-gal{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));grid-auto-rows:120px;gap:14px;margin-top:56px}
.lu-g{position:relative;margin:0;min-width:0;width:100%;border-radius:8px;overflow:hidden;background:#111}
.lu-g img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.16,1,.3,1)}
.lu-g:hover img{transform:scale(1.04)}
.lu-g::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.65))}
.lu-g figcaption{position:absolute;left:16px;bottom:14px;z-index:2;font-size:11px;letter-spacing:.1em;color:#fff;text-shadow:0 1px 10px rgba(0,0,0,.6)}
.lu-g figcaption b{display:block;font-weight:600;letter-spacing:.06em}
.lu-g1{grid-column:1/8;grid-row:span 4}.lu-g2{grid-column:8/13;grid-row:span 2}.lu-g3{grid-column:8/13;grid-row:span 2}
.lu-g4{grid-column:1/5;grid-row:span 3}.lu-g5{grid-column:5/9;grid-row:span 3}.lu-g6{grid-column:9/13;grid-row:span 3}
.lu-more{margin:34px 0 0}
@media(max-width:760px){.lu-gal{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:150px}.lu-g1{grid-column:1/3;grid-row:span 2}.lu-g2,.lu-g3,.lu-g4,.lu-g5{grid-column:auto;grid-row:span 1}.lu-g6{grid-column:1/3;grid-row:span 2}}

/* Méthode */
.lu-method{background:var(--paper);color:var(--ink)}
.lu-method .lu-micro{color:#7a7a7a}.lu-method .lu-h2 span{color:#6b6b6b}
.lu-steps{list-style:none;margin:36px 0 0;padding:0;border-top:1px solid #E1DFDA}
.lu-steps li{display:grid;grid-template-columns:54px 1fr;gap:10px;padding:22px 0;border-bottom:1px solid #E1DFDA}
.lu-steps i{font-style:normal;font-family:var(--t);font-weight:300;font-size:22px;color:#9C7B52}
.lu-steps b{display:block;font-size:15px;font-weight:600}
.lu-steps span{display:block;margin-top:4px;font-size:13.5px;color:#666;line-height:1.6}

/* Formules */
.lu-offers{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:56px}
.lu-offer{border:1px solid var(--line);border-radius:10px;padding:34px 28px;display:flex;flex-direction:column;background:var(--ink2)}
.lu-offer.star{border-color:var(--glow);background:linear-gradient(180deg,rgba(232,196,138,.08),var(--ink2) 60%)}
.lu-offer h3{margin:0;font-family:var(--t);font-weight:300;font-size:28px}
.lu-offer .p{margin:14px 0 0;font-size:13px;color:var(--muted)}
.lu-offer .p b{display:block;margin-top:4px;font-family:var(--t);font-weight:200;font-size:34px;color:var(--fg)}
.lu-offer ul{list-style:none;margin:24px 0 30px;padding:0;display:grid;gap:10px;font-size:13.5px;color:#CFCFCF}
.lu-offer li::before{content:"— ";color:var(--glow)}
.lu-offer .lu-btn,.lu-offer .lu-btn-line{margin-top:auto;justify-content:center}
@media(max-width:900px){.lu-offers{grid-template-columns:1fr}}

/* Questions */
.lu-faq{max-width:900px;margin-top:46px;border-top:1px solid var(--line)}
.lu-faq details{border-bottom:1px solid var(--line)}
.lu-faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;padding:24px 0;font-family:var(--t);font-weight:300;font-size:clamp(17px,2vw,22px)}
.lu-faq summary::-webkit-details-marker{display:none}
.lu-faq summary::after{content:"+";color:var(--glow);font-size:24px;line-height:1}
.lu-faq details[open] summary::after{content:"–"}
.lu-faq p{margin:0 0 24px;max-width:720px;color:#BDBDBD;font-size:14.5px;line-height:1.8}

/* Final */
.lu-final{position:relative;overflow:hidden;text-align:center}
.lu-final-bg{position:absolute;inset:0;background:center/cover no-repeat;opacity:.32}
.lu-final::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(10,10,10,.35),rgba(10,10,10,.95) 70%)}
.lu-final .lu-wrap{position:relative;z-index:2}
.lu-final h2{margin:18px auto 0;font-family:var(--t);font-weight:200;font-size:clamp(36px,6vw,84px);letter-spacing:-.03em;line-height:1;text-transform:uppercase;max-width:900px}
.lu-final h2 em{font-style:normal;display:block;color:var(--glow)}
.lu-final .lu-lead{margin-left:auto;margin-right:auto}
.lu-final .lu-acts{justify-content:center}

/* Apparition */
.lu .lu-rv{transition:opacity 1s ease,transform 1s cubic-bezier(.16,1,.3,1)}
.js .lu .lu-rv.wait{opacity:0;transform:translateY(24px)}
@media(prefers-reduced-motion:reduce){.lu *{animation:none!important;transition:none!important}}