/* ============================================================
   SIBARI — DESIGN SYSTEM SIGNATURE
   Architectural Luxury Corporate. Verre = accent, pas thème.
   Cette couche prime sur style.css (chargée après).
   ============================================================ */

:root{
  --glass-bg: rgba(255,255,255,.10);
  --glass-brd: rgba(255,255,255,.22);
  --glass-bg-solid: rgba(9,32,64,.55);
  --ease-arch: cubic-bezier(.16,1,.3,1);
  --sib-maxw: 1280px;
  --sib-gut: clamp(20px,5vw,80px);
}

/* Typo éditoriale : titres Manrope oversized, tracking serré */
h1,h2,.display{font-family:'Manrope','Poppins',sans-serif;letter-spacing:-.03em}
.hero h1{font-family:'Manrope','Poppins',sans-serif;font-weight:800;letter-spacing:-.045em;line-height:.98}

/* ---------- SIGNATURE 1 : label numéroté architectural ---------- */
.sib-label{
  display:inline-flex;align-items:center;gap:14px;
  font-family:'Manrope',sans-serif;font-weight:700;
  font-size:13px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--navy);
}
.sib-label .n{color:var(--turq-d);font-variant-numeric:tabular-nums}
.sib-label::before{content:"";width:34px;height:1.5px;background:var(--turq);display:inline-block}
.on-dark .sib-label{color:#fff}
.on-dark .sib-label .n{color:var(--turq)}

/* ---------- SIGNATURE 2 : lignes turquoise fines / cadres ---------- */
.sib-rule{height:1px;background:linear-gradient(90deg,var(--turq),transparent);border:0;margin:0}
.sib-frame{position:relative}
.sib-frame::before{content:"";position:absolute;left:-1px;top:-1px;width:34px;height:34px;border-left:2px solid var(--turq);border-top:2px solid var(--turq);opacity:.9}
.sib-frame::after{content:"";position:absolute;right:-1px;bottom:-1px;width:34px;height:34px;border-right:2px solid var(--turq);border-bottom:2px solid var(--turq);opacity:.9}

/* ---------- SIGNATURE 3 : titres oversized de section ---------- */
.sib-head{max-width:900px}
.sib-head .kh{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(30px,5.2vw,68px);line-height:1.02;letter-spacing:-.04em;color:var(--ink);margin:22px 0 0}
.on-dark .sib-head .kh{color:#fff}
.sib-head .kh em{font-style:normal;color:var(--turq-d)}
.on-dark .sib-head .kh em{color:var(--turq)}
.sib-head .lead{margin-top:22px;font-size:clamp(15px,1.5vw,18px);line-height:1.7;color:var(--muted);max-width:60ch}
.on-dark .sib-head .lead{color:rgba(255,255,255,.72)}

/* ---------- SIGNATURE 4 : bouton magnétique glass ---------- */
.mag{position:relative;will-change:transform;transition:transform .35s var(--ease-arch)}
.btn-glass{
  display:inline-flex;align-items:center;gap:14px;
  padding:15px 26px;border-radius:100px;
  font-family:'Manrope',sans-serif;font-weight:600;font-size:14.5px;
  background:var(--glass-bg);color:#fff;
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);
  box-shadow:0 8px 32px -12px rgba(0,0,0,.4),inset 0 1px 0 rgba(255,255,255,.25);
  cursor:pointer;transition:transform .4s var(--ease-arch),background .3s,border-color .3s;
}
.btn-glass:hover{background:rgba(255,255,255,.18);border-color:var(--turq)}
.btn-glass .dot{width:8px;height:8px;border-radius:50%;background:var(--turq);box-shadow:0 0 12px var(--turq)}
.btn-glass i{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--turq);color:var(--navy-deep);font-style:normal;transition:transform .4s var(--ease-arch)}
.btn-glass:hover i{transform:rotate(45deg)}

/* Boutons solides repensés (architectural) */
.btn-solid{
  display:inline-flex;align-items:center;gap:14px;
  padding:16px 28px;border-radius:6px;
  font-family:'Manrope',sans-serif;font-weight:600;font-size:14.5px;letter-spacing:.01em;
  background:var(--navy);color:#fff;border:0;cursor:pointer;overflow:hidden;position:relative;
  transition:transform .4s var(--ease-arch);
}
.btn-solid::before{content:"";position:absolute;inset:0;background:var(--navy-deep);transform:translateY(101%);transition:transform .45s var(--ease-arch);z-index:0}
.btn-solid:hover::before{transform:translateY(0)}
.btn-solid > *{position:relative;z-index:1}
.btn-solid i{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--turq);color:var(--navy-deep);font-style:normal;transition:transform .4s var(--ease-arch)}
.btn-solid:hover i{transform:rotate(45deg)}
.btn-line{
  display:inline-flex;align-items:center;gap:12px;
  font-family:'Manrope',sans-serif;font-weight:600;font-size:14.5px;color:var(--navy);
  padding:6px 0;position:relative;cursor:pointer;background:none;border:0;
}
.btn-line::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1.5px;background:var(--turq);transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease-arch)}
.btn-line:hover::after{transform:scaleX(1);transform-origin:left}
.on-dark .btn-line{color:#fff}

/* ============================================================
   NAVBAR FLOTTANTE GLASS (détachée)
   ============================================================ */
.topbar{
  position:fixed;top:clamp(12px,2vw,22px);left:50%;transform:translateX(-50%);
  width:calc(100% - clamp(24px,5vw,64px));max-width:var(--sib-maxw);
  z-index:1000;border-radius:100px;
  background:rgba(9,26,54,.34);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);
  box-shadow:0 12px 40px -18px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.18);
  transition:background .4s var(--ease-arch),box-shadow .4s,top .4s var(--ease-arch),border-color .4s;
}
.topbar.shrink{
  background:rgba(7,20,44,.72);
  border-color:rgba(255,255,255,.12);
  box-shadow:0 16px 44px -20px rgba(0,0,0,.6);
}
.topbar .nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:8px 12px 8px 18px;max-width:none}
.topbar .brand-logo{height:52px}
.topbar .menu{display:flex;gap:4px;position:relative}
.topbar .menu a{
  position:relative;color:rgba(255,255,255,.82);font-family:'Manrope',sans-serif;
  font-weight:500;font-size:14px;padding:9px 16px;border-radius:100px;transition:color .3s;
}
.topbar .menu a:hover{color:#fff}
.topbar .menu a.active{color:#fff}
.topbar .menu a.active::before{
  content:"";position:absolute;inset:0;border-radius:100px;
  background:rgba(255,255,255,.12);border:1px solid rgba(72,191,195,.4);z-index:-1;
}
.topbar .menu a .dotmark{display:none}
.nav-right{display:flex;align-items:center;gap:10px}
.nav-cta{
  display:inline-flex;align-items:center;gap:10px;
  padding:11px 20px;border-radius:100px;
  font-family:'Manrope',sans-serif;font-weight:600;font-size:13.5px;
  background:var(--turq);color:var(--navy-deep);
  transition:transform .35s var(--ease-arch),box-shadow .35s,background .3s;
  box-shadow:0 8px 22px -10px rgba(72,191,195,.6);
}
.nav-cta:hover{transform:translateY(-2px);background:#5fd0d4;box-shadow:0 12px 28px -10px rgba(72,191,195,.75)}
.nav-cta i{font-style:normal}
/* masquer les vieux boutons icône */
.topbar .search-btn,.topbar .grid-btn{display:none}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:10px;border-radius:12px}
.burger span{width:22px;height:2px;background:#fff;border-radius:2px;transition:.35s var(--ease-arch)}
.burger.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:900px){
  .topbar .menu,.topbar .nav-right .nav-cta{display:none}
  .burger{display:flex}
  .topbar .nav{padding:10px 10px 10px 20px}
}

/* Menu mobile glass plein écran */
.mobile-menu{
  position:fixed;inset:0;z-index:1100;
  background:linear-gradient(160deg,rgba(4,36,83,.97),rgba(7,20,44,.98));
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  display:flex;flex-direction:column;justify-content:center;gap:6px;
  padding:0 var(--sib-gut);
  opacity:0;visibility:hidden;transform:scale(1.04);
  transition:opacity .5s var(--ease-arch),transform .5s var(--ease-arch),visibility .5s;
}
.mobile-menu.on{opacity:1;visibility:visible;transform:none}
.mobile-menu a{
  color:#fff;font-family:'Manrope',sans-serif;font-weight:700;
  font-size:clamp(30px,9vw,54px);letter-spacing:-.03em;line-height:1.15;
  padding:8px 0;border-bottom:1px solid rgba(255,255,255,.08);
  opacity:0;transform:translateY(20px);transition:opacity .5s var(--ease-arch),transform .5s var(--ease-arch);
}
.mobile-menu.on a{opacity:1;transform:none}
.mobile-menu.on a:nth-child(2){transition-delay:.06s}
.mobile-menu.on a:nth-child(3){transition-delay:.12s}
.mobile-menu.on a:nth-child(4){transition-delay:.18s}
.mobile-menu.on a:nth-child(5){transition-delay:.24s}
.mobile-menu.on a:nth-child(6){transition-delay:.3s}
.mobile-menu a .idx{font-size:.4em;color:var(--turq);vertical-align:super;margin-right:12px;font-weight:600}
.mobile-menu .cta-mobile{
  margin-top:34px;font-size:16px;color:var(--navy-deep);background:var(--turq);
  display:inline-flex;align-items:center;gap:12px;padding:16px 28px;border-radius:100px;
  width:fit-content;border-bottom:0;letter-spacing:0;transform:translateY(20px)
}
.mobile-menu .close-btn{
  position:absolute;top:26px;right:var(--sib-gut);width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:24px;cursor:pointer;
}

/* ============================================================
   HERO ÉDITORIAL
   ============================================================ */
.hero{padding:clamp(140px,18vw,200px) 0 clamp(70px,9vw,110px)}
.hero .wrap{max-width:var(--sib-maxw)}
.hero-side{
  position:absolute;left:clamp(16px,2.5vw,40px);top:50%;transform:translateY(-50%) rotate(180deg);
  writing-mode:vertical-rl;z-index:3;
  font-family:'Manrope',sans-serif;font-weight:600;font-size:12px;letter-spacing:.35em;
  text-transform:uppercase;color:rgba(255,255,255,.55);
}
.hero-side .tq{color:var(--turq)}
.hero-tagline{
  border:0;padding:0;color:var(--turq);
  display:inline-flex;align-items:center;gap:14px;
}
.hero-tagline::before{content:"";width:44px;height:1.5px;background:var(--turq)}
.hero h1{max-width:16ch;text-shadow:0 10px 50px rgba(0,0,0,.35)}
.hero-desc{
  margin-top:clamp(22px,3vw,30px);max-width:46ch;
  color:rgba(255,255,255,.82);font-size:clamp(15px,1.6vw,17px);line-height:1.7;
}
.hero-cta-row{margin-top:clamp(28px,4vw,42px);display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.hero-sign{display:none}

/* Scroll indicator signature */
.hero-scroll{
  position:absolute;left:50%;bottom:30px;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:'Manrope',sans-serif;font-size:11px;letter-spacing:.25em;text-transform:uppercase;
  color:rgba(255,255,255,.6);
}
.hero-scroll .bar{width:1px;height:52px;background:rgba(255,255,255,.25);position:relative;overflow:hidden}
.hero-scroll .bar::after{content:"";position:absolute;left:0;top:-52px;width:100%;height:52px;background:var(--turq);animation:scrollBar 2.2s var(--ease-arch) infinite}
@keyframes scrollBar{0%{top:-52px}60%,100%{top:52px}}

/* Floating glass stat/among hero (discret) */
.hero-float{
  position:absolute;right:clamp(16px,4vw,60px);bottom:clamp(90px,12vw,140px);z-index:3;
  max-width:250px;padding:20px 22px;border-radius:18px;
  background:rgba(9,26,54,.4);border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);
  box-shadow:0 16px 44px -20px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.2);
}
.hero-float .hf-k{font-family:'Manrope',sans-serif;font-weight:600;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--turq)}
.hero-float .hf-v{margin-top:8px;color:#fff;font-size:14px;line-height:1.5}
@media(max-width:900px){.hero-side,.hero-float{display:none}}
@media(max-width:600px){.hero-scroll{display:none}}

/* Réduire les réseaux verticaux du template si présents (remplacés) */
.hero-social{display:none}

/* ============================================================
   SECTIONS HOME — SIGNATURE SIBARI
   ============================================================ */
.section{padding:clamp(70px,11vw,140px) 0}
.wrap{max-width:var(--sib-maxw);padding-left:var(--sib-gut);padding-right:var(--sib-gut);margin:0 auto}
.on-dark{background:var(--navy-deep);color:#fff}

/* ---------- INTRO éditoriale ---------- */
.intro-sib{background:var(--paper)}
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,80px);align-items:end}
.intro-kh{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(32px,5.5vw,72px);line-height:1;letter-spacing:-.045em;color:var(--ink);margin:20px 0 0}
.intro-kh em{font-style:normal;color:var(--turq-d)}
.intro-right p{color:var(--muted);font-size:clamp(15px,1.6vw,17.5px);line-height:1.75;margin-bottom:18px}
.intro-media{margin-top:clamp(40px,6vw,80px);border-radius:4px;overflow:hidden;position:relative}
.intro-media img{width:100%;height:clamp(320px,48vw,620px);object-fit:cover;display:block;transform:scale(1.02);transition:transform 1.2s var(--ease-arch)}
.intro-media:hover img{transform:scale(1.06)}
.intro-media-tag{
  position:absolute;left:20px;bottom:20px;padding:10px 18px;border-radius:100px;
  background:rgba(9,26,54,.4);border:1px solid rgba(255,255,255,.2);color:#fff;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  font-family:'Manrope',sans-serif;font-weight:600;font-size:12.5px;letter-spacing:.05em;
}
@media(max-width:820px){.intro-grid{grid-template-columns:1fr;gap:20px}}

/* ---------- SERVICES interactifs (liste + image reveal) ---------- */
.services-sib{background:var(--navy-deep);position:relative;overflow:hidden}
.services-sib .sib-head{margin-bottom:clamp(30px,4vw,52px)}
.svc-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,4vw,60px);align-items:start}
.svc-rows{display:flex;flex-direction:column;border-top:1px solid rgba(255,255,255,.12)}
.svc-row{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:22px;
  padding:clamp(20px,2.6vw,32px) 8px;border-bottom:1px solid rgba(255,255,255,.12);
  position:relative;transition:padding-left .45s var(--ease-arch);
}
.svc-row::before{content:"";position:absolute;left:0;top:0;height:100%;width:2px;background:var(--turq);transform:scaleY(0);transform-origin:top;transition:transform .45s var(--ease-arch)}
.svc-row .svc-n{font-family:'Manrope',sans-serif;font-weight:700;font-size:13px;color:var(--turq);font-variant-numeric:tabular-nums;transition:color .3s}
.svc-row .svc-t{font-family:'Manrope',sans-serif;font-weight:700;font-size:clamp(20px,2.6vw,32px);letter-spacing:-.02em;color:rgba(255,255,255,.62);transition:color .4s var(--ease-arch),transform .45s var(--ease-arch)}
.svc-row .svc-ar{font-size:20px;color:rgba(255,255,255,.3);transition:color .4s,transform .45s var(--ease-arch);opacity:0;transform:translateX(-8px)}
.svc-row.active,.svc-row:hover{padding-left:24px}
.svc-row.active::before,.svc-row:hover::before{transform:scaleY(1)}
.svc-row.active .svc-t,.svc-row:hover .svc-t{color:#fff;transform:translateX(4px)}
.svc-row.active .svc-ar,.svc-row:hover .svc-ar{color:var(--turq);opacity:1;transform:none}
/* zone image reveal (desktop) */
.svc-reveal{position:sticky;top:120px;border-radius:6px;overflow:hidden;aspect-ratio:4/5;box-shadow:0 40px 90px -40px rgba(0,0,0,.6)}
.svc-reveal-inner{position:relative;width:100%;height:100%}
.svc-reveal img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:scale(1.08);transition:opacity .6s var(--ease-arch),transform .9s var(--ease-arch)}
.svc-reveal img.on{opacity:1;transform:scale(1)}
.svc-reveal::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,36,83,.4),transparent 55%);z-index:2;pointer-events:none}
@media(max-width:820px){
  .svc-layout{grid-template-columns:1fr}
  .svc-reveal{display:none}
  .svc-row{grid-template-columns:auto 1fr auto}
}

/* ---------- PROCESS timeline ---------- */
.process-sib{background:var(--paper)}
.ptl{position:relative;margin-top:clamp(40px,5vw,64px);display:flex;flex-direction:column;gap:clamp(8px,1.5vw,10px)}
.ptl-line{position:absolute;left:calc(clamp(54px,7vw,88px) / 2);top:10px;bottom:10px;width:2px;background:rgba(7,54,108,.12);z-index:0}
.ptl-line span{position:absolute;left:0;top:0;width:100%;height:0;background:linear-gradient(var(--turq),var(--turq-d));transition:height .2s linear}
.ptl-step{display:grid;grid-template-columns:clamp(54px,7vw,88px) 1fr;gap:clamp(20px,3vw,40px);align-items:center;padding:clamp(18px,2.4vw,26px) 0;position:relative;z-index:1}
.ptl-n{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(30px,4.4vw,60px);color:var(--navy);line-height:1;letter-spacing:-.04em}
.ptl-body h4{font-family:'Manrope',sans-serif;font-weight:700;font-size:clamp(18px,2vw,24px);color:var(--ink);margin-bottom:8px}
.ptl-body p{color:var(--muted);font-size:15px;line-height:1.65;max-width:52ch}
.ptl-dot{position:absolute;left:calc(clamp(54px,7vw,88px)/2 - 6px);width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid var(--turq);z-index:2;transition:transform .4s,background .4s}
.ptl-step.in .ptl-dot{background:var(--turq);transform:scale(1.15)}
@media(max-width:600px){
  .ptl-line,.ptl-dot{display:none}
  .ptl-step{grid-template-columns:1fr;gap:6px}
}

/* ---------- PROJETS immersifs ---------- */
.projects-sib{background:var(--white)}
.projects-sib .sib-head{margin-bottom:clamp(30px,4vw,52px)}
.proj-hero{display:block;position:relative;height:clamp(420px,70vh,760px);overflow:hidden;margin:0 0 clamp(20px,3vw,32px)}
.proj-hero-media{position:absolute;inset:0}
.proj-hero-media img{width:100%;height:100%;object-fit:cover;transform:scale(1.03);transition:transform 1.4s var(--ease-arch)}
.proj-hero:hover .proj-hero-media img{transform:scale(1.08)}
.proj-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,36,83,.75),transparent 55%),linear-gradient(105deg,rgba(4,36,83,.4),transparent 60%)}
.proj-hero-glass{
  position:absolute;left:clamp(20px,4vw,56px);bottom:clamp(20px,4vw,48px);z-index:2;
  max-width:min(560px,86%);padding:clamp(24px,3vw,38px);border-radius:8px;
  background:rgba(9,26,54,.34);border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);
  box-shadow:0 20px 60px -28px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.2);
  transition:transform .6s var(--ease-arch);
}
.proj-hero:hover .proj-hero-glass{transform:translateY(-6px)}
.ph-cat{font-family:'Manrope',sans-serif;font-weight:600;font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--turq)}
.proj-hero-glass h3{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(24px,3.4vw,42px);color:#fff;letter-spacing:-.03em;line-height:1.05;margin:12px 0 16px}
.ph-link{display:inline-flex;align-items:center;gap:12px;font-family:'Manrope',sans-serif;font-weight:600;font-size:14px;color:#fff}
.ph-link i{width:32px;height:32px;border-radius:50%;background:var(--turq);color:var(--navy-deep);display:grid;place-items:center;transition:transform .5s var(--ease-arch)}
.proj-hero:hover .ph-link i{transform:rotate(45deg)}
.proj-hero-num{position:absolute;top:clamp(16px,3vw,34px);right:clamp(20px,4vw,48px);z-index:2;font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(50px,9vw,120px);color:rgba(255,255,255,.14);letter-spacing:-.05em;line-height:1}
.proj-strip{display:grid;grid-template-columns:1fr 1fr 1.4fr;gap:clamp(12px,1.6vw,20px);margin-top:clamp(20px,3vw,32px)}
.ps-item{position:relative;overflow:hidden;border-radius:4px;display:block}
.ps-item img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/4;transition:transform .9s var(--ease-arch)}
.ps-item.ps-tall img{aspect-ratio:3/4.4}
.ps-item.ps-wide img{aspect-ratio:4/3}
.ps-item:hover img{transform:scale(1.06)}
.ps-cap{position:absolute;left:0;right:0;bottom:0;padding:16px 16px 12px;font-family:'Manrope',sans-serif;font-weight:500;font-size:12.5px;color:#fff;background:linear-gradient(0deg,rgba(4,36,83,.85),transparent);opacity:0;transform:translateY(8px);transition:.4s var(--ease-arch)}
.ps-item:hover .ps-cap{opacity:1;transform:none}
@media(max-width:820px){.proj-strip{grid-template-columns:1fr 1fr}.ps-item.ps-wide{grid-column:span 2}}
@media(max-width:520px){.proj-strip{grid-template-columns:1fr}.ps-item.ps-wide{grid-column:auto}}

/* ---------- MARQUEE restyle ---------- */
.marquee-band{background:var(--navy);padding:22px 0;overflow:hidden;white-space:nowrap}
.marquee-band .track{display:inline-flex;gap:40px;animation:sibMarquee 32s linear infinite}
.marquee-band .track span{font-family:'Manrope',sans-serif;font-weight:700;font-size:clamp(16px,2vw,24px);color:rgba(255,255,255,.5);letter-spacing:.02em}
@keyframes sibMarquee{to{transform:translateX(-50%)}}

/* ---------- CTA immersif ---------- */
.cta-sib{position:relative;padding:clamp(80px,12vw,160px) 0;overflow:hidden;background:var(--navy-deep)}
.cta-sib-media{position:absolute;inset:0}
.cta-sib-media img{width:100%;height:100%;object-fit:cover;opacity:.35}
.cta-sib-overlay{position:absolute;inset:0;background:linear-gradient(105deg,rgba(4,36,83,.92),rgba(7,54,108,.65))}
.cta-sib-inner{position:relative;z-index:2;max-width:760px}
.cta-sib-title{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(30px,5.2vw,64px);line-height:1.03;letter-spacing:-.04em;color:#fff;margin:20px 0 18px}
.cta-sib-inner p{color:rgba(255,255,255,.78);font-size:clamp(15px,1.6vw,18px);line-height:1.7;margin-bottom:30px;max-width:52ch}

/* ---------- PAGE TRANSITIONS ---------- */
.page-view{animation:pageIn .55s var(--ease-arch)}
@keyframes pageIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ---------- CUSTOM CURSOR (desktop) ---------- */
.sib-cursor{position:fixed;top:0;left:0;width:56px;height:56px;border-radius:50%;background:rgba(72,191,195,.16);border:1px solid var(--turq);backdrop-filter:blur(2px);pointer-events:none;z-index:9999;transform:translate(-50%,-50%) scale(0);transition:transform .3s var(--ease-arch),background .3s;display:grid;place-items:center;font-family:'Manrope',sans-serif;font-weight:600;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#fff;mix-blend-mode:normal}
.sib-cursor.show{transform:translate(-50%,-50%) scale(1)}
.sib-cursor.big{width:96px;height:96px;background:rgba(72,191,195,.9);color:var(--navy-deep);border-color:transparent}
@media(hover:none),(max-width:900px){.sib-cursor{display:none!important}}

/* ============================================================
   PAGES INTERNES — SIGNATURE
   ============================================================ */

/* Eyebrow → label architectural partout */
.eyebrow{font-family:'Manrope',sans-serif;font-weight:700;font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--turq-d);display:inline-flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:30px;height:1.5px;background:var(--turq);display:inline-block}
.on-dark .eyebrow,.page-hero .eyebrow{color:var(--turq)}

/* Titres généraux Manrope */
h2,h3,h4{font-family:'Manrope','Poppins',sans-serif}
.section-head h2,.two-col h2{font-family:'Manrope',sans-serif;font-weight:800;letter-spacing:-.035em;color:var(--ink);font-size:clamp(26px,3.6vw,46px);line-height:1.05}
.section-head{max-width:760px;margin:0 auto clamp(36px,5vw,60px)}
.section-head p{color:var(--muted);font-size:clamp(15px,1.5vw,17px);line-height:1.7;margin-top:16px}

/* PAGE HERO architectural (pages internes) */
.page-hero{
  position:relative;min-height:auto;
  padding:calc(clamp(120px,15vw,170px) + 30px) 0 clamp(60px,8vw,90px);
  background:var(--navy-deep);color:#fff;overflow:hidden;
}
.page-hero::before{content:"";position:absolute;left:0;top:0;width:100%;height:100%;background:radial-gradient(120% 100% at 100% 0,rgba(72,191,195,.16),transparent 55%);pointer-events:none}
.page-hero .wrap{position:relative;z-index:2;max-width:var(--sib-maxw)}
.page-hero h1{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(34px,6vw,78px);line-height:1;letter-spacing:-.045em;margin:18px 0 0;max-width:18ch}
.page-hero p{margin-top:22px;max-width:56ch;color:rgba(255,255,255,.78);font-size:clamp(15px,1.6vw,18px);line-height:1.7}
.page-hero::after{display:none}

/* BREADCRUMB */
.breadcrumb{position:relative;z-index:5;background:var(--paper);padding:clamp(96px,13vw,124px) 0 0}
.breadcrumb .wrap{max-width:var(--sib-maxw)}
.breadcrumb a,.breadcrumb .current,.breadcrumb .sep{font-family:'Manrope',sans-serif;font-size:13px;color:var(--muted)}
.breadcrumb a:hover{color:var(--turq-d)}
.breadcrumb .current{color:var(--navy)}
.breadcrumb .sep{margin:0 8px;opacity:.5}
/* page-hero suit le breadcrumb : réduire le top padding */
.breadcrumb + .page-hero{padding-top:clamp(28px,4vw,48px)}

/* Section alternance de fond */
.section.white{background:var(--white)}
.section{background:var(--paper)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.two-col h2{margin-bottom:18px}
.two-col p{color:var(--muted);line-height:1.75;margin-bottom:16px;font-size:clamp(15px,1.5vw,17px)}
@media(max-width:820px){.two-col{grid-template-columns:1fr;gap:24px}}

/* CARDS éditoriales (services list, autres) */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2.4vw,28px)}
.card{background:var(--white);border:1px solid var(--line);border-radius:6px;overflow:hidden;display:flex;flex-direction:column;transition:transform .5s var(--ease-arch),box-shadow .5s,border-color .3s;text-decoration:none}
.card:hover{transform:translateY(-8px);box-shadow:0 34px 70px -34px rgba(4,36,83,.35);border-color:transparent}
.card-img{overflow:hidden;aspect-ratio:4/3}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease-arch)}
.card:hover .card-img img{transform:scale(1.07)}
.card-body{padding:clamp(20px,2.4vw,28px);display:flex;flex-direction:column;gap:8px;flex:1}
.card-cat{font-family:'Manrope',sans-serif;font-weight:700;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--turq-d)}
.card h3{font-family:'Manrope',sans-serif;font-weight:700;font-size:clamp(19px,2vw,24px);color:var(--ink);letter-spacing:-.02em}
.card p{color:var(--muted);font-size:14.5px;line-height:1.6;flex:1}
.card-link{font-family:'Manrope',sans-serif;font-weight:600;font-size:13.5px;color:var(--navy);margin-top:6px;display:inline-flex;align-items:center;gap:8px;transition:gap .3s,color .3s}
.card:hover .card-link{gap:14px;color:var(--turq-d)}
@media(max-width:900px){.cards-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.cards-grid{grid-template-columns:1fr}}

/* FEATURES (valeurs / méthode / process détail) */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2.2vw,24px)}
.feature{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:clamp(24px,2.6vw,32px);position:relative;overflow:hidden;transition:transform .5s var(--ease-arch),box-shadow .5s,border-color .3s;display:flex;flex-direction:column;gap:14px}
.feature::after{content:"";position:absolute;left:0;top:0;height:2px;width:100%;background:linear-gradient(90deg,var(--turq),transparent);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease-arch)}
.feature:hover{transform:translateY(-6px);box-shadow:0 30px 60px -34px rgba(4,36,83,.3);border-color:transparent}
.feature:hover::after{transform:scaleX(1)}
.feature .fnum{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(24px,3vw,36px);color:var(--turq-d);line-height:1;letter-spacing:-.03em}
.feature h4{font-family:'Manrope',sans-serif;font-weight:700;font-size:17px;color:var(--ink)}
.feature p{color:var(--muted);font-size:14px;line-height:1.6}
@media(max-width:900px){.feature-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.feature-grid{grid-template-columns:1fr}}

/* GALLERY éditoriale (page projet) */
.gallery-editorial{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;grid-auto-flow:dense}
.gitem{margin:0;position:relative;border-radius:4px;overflow:hidden}
.gitem img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .9s var(--ease-arch)}
.gitem figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 16px 12px;font-family:'Manrope',sans-serif;font-size:12.5px;color:#fff;font-weight:500;background:linear-gradient(0deg,rgba(4,36,83,.85),transparent);opacity:0;transform:translateY(8px);transition:.4s var(--ease-arch)}
.gitem:hover figcaption{opacity:1;transform:none}
.gitem:hover img{transform:scale(1.06)}
.gitem:nth-child(1){grid-column:span 4;aspect-ratio:16/10}
.gitem:nth-child(2){grid-column:span 2;aspect-ratio:3/4}
.gitem:nth-child(3){grid-column:span 2;aspect-ratio:3/4}
.gitem:nth-child(4){grid-column:span 2;aspect-ratio:1/1}
.gitem:nth-child(5){grid-column:span 2;aspect-ratio:1/1}
.gitem:nth-child(6){grid-column:span 3;aspect-ratio:16/10}
.gitem:nth-child(7){grid-column:span 3;aspect-ratio:16/10}
.gitem:nth-child(8){grid-column:span 3;aspect-ratio:4/3}
.gitem:nth-child(9){grid-column:span 3;aspect-ratio:4/3}
@media(max-width:1080px){.gallery-editorial{grid-template-columns:repeat(4,1fr)}.gitem:nth-child(n){grid-column:span 2;aspect-ratio:4/3}.gitem:nth-child(1){grid-column:span 4;aspect-ratio:16/9}}
@media(max-width:560px){.gallery-editorial{grid-template-columns:1fr 1fr}.gitem:nth-child(n){grid-column:span 1;aspect-ratio:1/1}.gitem:nth-child(1){grid-column:span 2;aspect-ratio:4/3}}

/* proj-meta + chips + prose */
.proj-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.proj-meta .pm{background:var(--white);padding:clamp(18px,2.2vw,26px)}
.proj-meta .k{font-family:'Manrope',sans-serif;font-weight:700;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--turq-d);margin-bottom:8px}
.proj-meta .v{font-family:'Manrope',sans-serif;font-weight:600;font-size:15px;color:var(--ink)}
@media(max-width:700px){.proj-meta{grid-template-columns:1fr 1fr}}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{background:var(--paper-2);color:var(--navy);font-family:'Manrope',sans-serif;font-weight:600;font-size:12.5px;padding:8px 16px;border-radius:100px;border:1px solid var(--line)}
.prose h2{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(22px,2.6vw,32px);color:var(--ink);letter-spacing:-.03em;margin:26px 0 14px}
.prose p{color:var(--muted);line-height:1.8;margin-bottom:16px;font-size:16px}
.two-col-media{border-radius:6px;overflow:hidden}
.two-col-media img{width:100%;aspect-ratio:4/5;object-fit:cover;display:block;transition:transform 1s var(--ease-arch)}
.two-col-media:hover img{transform:scale(1.05)}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(30px,5vw,72px)}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:8px}
.info{display:flex;gap:14px;align-items:flex-start}
.info .ci{width:44px;height:44px;border-radius:10px;background:var(--navy);color:var(--turq);display:grid;place-items:center;font-size:18px;flex-shrink:0}
.info h4{font-family:'Manrope',sans-serif;font-weight:700;font-size:14px;color:var(--ink);margin-bottom:4px}
.info p{color:var(--muted);font-size:14px}
.form-lead{color:var(--muted);font-size:15px;line-height:1.7;margin-bottom:22px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form .full{grid-column:1 / -1}
.form input,.form select,.form textarea{padding:15px 16px;border:1px solid var(--line);border-radius:6px;font-family:'Inter',sans-serif;font-size:14.5px;background:var(--white);color:var(--text);transition:border-color .3s,box-shadow .3s;width:100%}
.form textarea{min-height:130px;resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--turq-d);box-shadow:0 0 0 3px rgba(72,191,195,.16)}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:22px;flex-wrap:wrap}
.form-foot p{font-size:13px;color:var(--muted)}
@media(max-width:820px){.contact-grid{grid-template-columns:1fr}.form,.info-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.form{grid-template-columns:1fr}}

/* Bouton legacy .btn-orange → style solid architectural */
.btn-orange,.btn{display:inline-flex;align-items:center;gap:12px;padding:15px 26px;border-radius:6px;font-family:'Manrope',sans-serif;font-weight:600;font-size:14.5px;background:var(--navy);color:#fff;border:0;cursor:pointer;text-decoration:none;transition:transform .4s var(--ease-arch),background .3s}
.btn-orange:hover,.btn:hover{background:var(--navy-deep);transform:translateY(-2px)}
.btn-orange i,.btn i{width:26px;height:26px;border-radius:50%;background:var(--turq);color:var(--navy-deep);display:grid;place-items:center;font-style:normal;transition:transform .4s var(--ease-arch)}
.btn-orange:hover i,.btn:hover i{transform:rotate(45deg)}

/* FOOTER architectural */
.foot{background:var(--navy-deep);color:#fff;position:relative;overflow:hidden}
.foot-ghost{font-family:'Manrope',sans-serif;font-weight:800;letter-spacing:-.04em;color:rgba(255,255,255,.03)}
.foot-h{font-family:'Manrope',sans-serif}
.newsletter{background:var(--navy)}

/* NOTFOUND */
.notfound{min-height:80vh;display:grid;place-items:center;text-align:center;background:var(--navy-deep);color:#fff;padding:140px 20px 90px}
.notfound h1{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(80px,18vw,200px);letter-spacing:-.05em;line-height:1}
.notfound h1 span{color:var(--turq)}
.notfound p{color:rgba(255,255,255,.7);margin:16px 0 30px;font-size:17px}

/* back-top */
.back-top{position:fixed;right:24px;bottom:24px;width:52px;height:52px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;cursor:pointer;box-shadow:0 14px 30px -14px rgba(7,54,108,.6);opacity:0;visibility:hidden;transform:translateY(20px);transition:.4s var(--ease-arch);z-index:900;border:none;font-size:20px}
.back-top.show{opacity:1;visibility:visible;transform:none}
.back-top:hover{background:var(--turq-d)}

/* reveal base (si style.css n'a pas chargé assez) */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease-arch),transform .8s var(--ease-arch)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.hero-video{animation:none}}