/* ===================================================================
   RIVAGE TRANSPORT — extras.css
   Diaporama, carton 3D immersif, animations, mentions légales
   (s'ajoute à style.css sans le modifier)
   =================================================================== */

:root{
  --kraft:#b88c5d;
  --kraft-dark:#8a6238;
  --ink:#16263c;
  --stamp:#a4372a;
  --hand:'Caveat', 'Segoe Print', 'Bradley Hand', cursive;
}

/* ---------- intro logo (1re visite) ---------- */
.rt-intro{
  position:fixed;inset:0;z-index:2000;background:var(--navy-950);
  display:flex;align-items:center;justify-content:center;
  transition:opacity .8s ease, visibility .8s ease;
}
.rt-intro img{width:min(320px,62vw);opacity:0;transform:translateY(14px) scale(.96);
  animation:rtIntroLogo 1.3s cubic-bezier(.2,.7,.2,1) .15s forwards;}
.rt-intro::after{
  content:"";position:absolute;left:50%;top:calc(50% + min(100px,20vw));width:0;height:1px;background:var(--gold);
  transform:translateX(-50%);animation:rtIntroLine 1.1s ease .5s forwards;
}
.rt-intro.done{opacity:0;visibility:hidden;}
@keyframes rtIntroLogo{to{opacity:1;transform:none;}}
@keyframes rtIntroLine{to{width:min(260px,50vw);}}

/* ---------- barre de progression ---------- */
.rt-progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:120;
  background:linear-gradient(90deg,var(--gold),var(--gold-light));box-shadow:0 0 10px rgba(228,201,137,.6);}

/* ---------- nav active ---------- */
.main-nav a.is-active::after{width:100%;}
.main-nav a.is-active{color:var(--gold-light);}

/* ---------- diaporama hero ---------- */
.hero-media img.slide{
  position:absolute;inset:0;opacity:0;transform:scale(1.12);
  transition:opacity 1.6s ease;will-change:transform,opacity;
}
.hero-media img.slide.active{opacity:1;animation:rtKenBurns 9s ease-out forwards;}
@keyframes rtKenBurns{from{transform:scale(1.12) translate3d(0,0,0);}to{transform:scale(1.0) translate3d(-1.2%,-1%,0);}}
.hero-dots{position:absolute;right:32px;bottom:34px;z-index:2;display:flex;gap:10px;}
.hero-dots button{width:28px;height:2px;border:none;padding:0;background:rgba(243,239,231,.35);cursor:pointer;transition:background .3s, width .3s;}
.hero-dots button.active{background:var(--gold-light);width:44px;}
.hero-dots button::before{content:"";display:block;height:14px;margin-top:-6px;} /* zone de clic */

/* ---------- apparition au défilement ---------- */
.rv{opacity:0;transform:translateY(34px);transition:opacity 1s ease, transform 1s cubic-bezier(.2,.7,.2,1);}
.rv.in{opacity:1;transform:none;}
.rv.d1{transition-delay:.12s}.rv.d2{transition-delay:.24s}.rv.d3{transition-delay:.36s}

/* ---------- WhatsApp flottant + barre mobile ---------- */
.rt-wa{
  position:fixed;right:24px;bottom:24px;z-index:130;width:58px;height:58px;border-radius:50%;
  background:#25d366;display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(0,0,0,.35);transition:transform .25s ease;
}
.rt-wa:hover{transform:scale(1.08);}
.rt-wa svg{width:30px;height:30px;fill:#fff;}
.rt-wa::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25d366;animation:rtPulse 2.4s ease-out infinite;}
@keyframes rtPulse{from{transform:scale(1);opacity:.7;}to{transform:scale(1.6);opacity:0;}}

.rt-mbar{display:none;}
@media (max-width:760px){
  .rt-wa{display:none;}
  .rt-mbar{
    display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr) minmax(0,1fr);position:fixed;left:0;right:0;bottom:0;z-index:130;
    background:rgba(7,15,25,.96);backdrop-filter:blur(8px);border-top:1px solid var(--navy-line);
    padding:8px 8px calc(8px + env(safe-area-inset-bottom));gap:8px;
  }
  .rt-mbar a{display:flex;align-items:center;justify-content:center;gap:6px;padding:12px 4px;font-size:12.5px;white-space:nowrap;overflow:hidden;
    letter-spacing:.04em;border:1px solid var(--navy-line);border-radius:2px;color:var(--ivory);}
  .rt-mbar a.main{background:var(--gold);color:var(--navy-950);border-color:var(--gold);font-weight:500;}
  .rt-mbar svg{width:16px;height:16px;fill:currentColor;}
  footer{padding-bottom:100px;}
  .hero-dots{right:20px;bottom:22px;}
}

/* ===================================================================
   DÉMÉNAGEMENT D'ENTREPRISE
   =================================================================== */
#entreprises{background:var(--navy-800);border-top:1px solid var(--navy-line);border-bottom:1px solid var(--navy-line);}
.ent-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:64px;align-items:center;}
.ent-media{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:center;}
.ent-media img{width:100%;border-radius:2px;box-shadow:0 24px 50px rgba(0,0,0,.45);}
.ent-poster{border:1px solid var(--navy-line);}
.ent-photo{aspect-ratio:3/4;object-fit:cover;margin-top:70px;border:6px solid var(--navy-900);}
.ent-text .kicker{font-size:13px;color:var(--gold);letter-spacing:.14em;}
.ent-text h2{font-size:clamp(28px,3.4vw,40px);margin-top:12px;line-height:1.18;text-wrap:balance;}
.ent-text h2 em{color:var(--gold-light);}
.ent-text > p{color:var(--slate);margin-top:18px;font-size:15.5px;line-height:1.8;max-width:520px;}
.ent-cards{display:grid;grid-template-columns:repeat(3,1fr);margin-top:34px;border:1px solid var(--navy-line);}
.ent-card{padding:24px 20px;border-left:1px solid var(--navy-line);}
.ent-card:first-child{border-left:none;}
.ent-card svg{width:38px;height:38px;fill:none;stroke:var(--gold);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;}
.ent-card h3{font-family:var(--sans);font-size:14px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ivory);margin:14px 0 8px;}
.ent-card p{color:var(--slate);font-size:13.5px;line-height:1.65;}
.ent-tags{display:flex;flex-wrap:wrap;gap:8px 10px;margin-top:22px;}
.ent-tags li{font-size:12.5px;letter-spacing:.04em;color:var(--gold-light);border:1px solid var(--gold-dim);border-radius:40px;padding:6px 14px;}
.ent-note{margin-top:18px;color:var(--slate);font-family:var(--serif);font-style:italic;font-size:17px;}
.ent-text .btn{margin-top:26px;}
@media (max-width:980px){
  .ent-grid{grid-template-columns:1fr;gap:44px;}
  .ent-media{max-width:620px;}
}
@media (max-width:560px){
  .ent-cards{grid-template-columns:1fr;}
  .ent-card{border-left:none;border-top:1px solid var(--navy-line);display:grid;grid-template-columns:38px 1fr;column-gap:16px;}
  .ent-card:first-child{border-top:none;}
  .ent-card svg{grid-row:span 2;}
  .ent-card h3{margin:2px 0 6px;}
  .ent-photo{margin-top:40px;}
  .ent-text .btn{width:100%;justify-content:center;}
}

/* ===================================================================
   CARTON 3D
   =================================================================== */
.carton-feature{
  display:grid;grid-template-columns:0.9fr 1.1fr;gap:40px;align-items:center;
  margin:10px 0 70px;
}
.carton-copy .kicker{font-size:13px;color:var(--gold);letter-spacing:.14em;}
.carton-copy h3{font-size:clamp(28px,3.4vw,40px);margin-top:12px;line-height:1.15;}
.carton-copy h3 em{color:var(--gold-light);}
.carton-copy p{color:var(--slate);margin-top:18px;font-size:15.5px;line-height:1.8;max-width:430px;}
.carton-copy .btn{margin-top:30px;}
.carton-copy .grid-toggle{display:block;margin-top:20px;background:none;border:none;color:var(--slate);
  font-family:var(--sans);font-size:13.5px;letter-spacing:.05em;cursor:pointer;padding:0;text-decoration:underline;text-underline-offset:4px;}
.carton-copy .grid-toggle:hover{color:var(--gold-light);}

.gallery-grid.is-collapsed{display:none;}

.carton-stage{
  --W:360px;--H:250px;--D:270px;
  position:relative;height:560px;perspective:1400px;perspective-origin:50% 40%;
  cursor:pointer;-webkit-tap-highlight-color:transparent;outline:none;
}
.carton-stage:focus-visible .carton-hint{border-color:var(--gold-light);}
/* halo doré derrière le carton */
.carton-stage::before{
  content:"";position:absolute;left:50%;top:48%;width:min(560px,100%);height:560px;transform:translate(-50%,-50%);
  background:radial-gradient(circle, rgba(198,161,91,.16) 0%, rgba(198,161,91,.05) 40%, transparent 68%);
  pointer-events:none;
}
.carton-scene{
  position:absolute;left:50%;top:58%;width:0;height:0;transform-style:preserve-3d;
  transform:scale(var(--s,.86));
}
.carton{
  position:absolute;transform-style:preserve-3d;
  transform:rotateX(var(--rx,-24deg)) rotateY(var(--ry,-34deg)) translateY(var(--bob,0px));
  transition:transform 1.4s cubic-bezier(.3,.7,.2,1);
}
.carton.tracking{transition:transform .5s cubic-bezier(.2,.7,.3,1);}

/* faces génériques */
.cf, .cf-in{
  position:absolute;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  background:url(images/kraft.jpg) center/300px;
}
.cf::after, .cf-in::after, .flap-out::after, .flap-in::after{
  content:"";position:absolute;inset:0;pointer-events:none;
}
/* pliure / arêtes légèrement écrasées */
.cf{box-shadow:inset 0 0 0 1px rgba(90,58,26,.35), inset 0 0 18px rgba(80,50,20,.28);}
.cf-in{background:url(images/kraft-inside.jpg) center/300px;box-shadow:inset 0 0 40px rgba(40,22,6,.55);}

.w-front,.w-back{width:var(--W);height:var(--H);left:calc(var(--W) / -2);top:calc(var(--H) / -2);}
.w-left,.w-right{width:var(--D);height:var(--H);left:calc(var(--D) / -2);top:calc(var(--H) / -2);}
.w-bottom{width:var(--W);height:var(--D);left:calc(var(--W) / -2);top:calc(var(--D) / -2);}

.cf.w-front{transform:translateZ(calc(var(--D) / 2));}
.cf.w-back{transform:rotateY(180deg) translateZ(calc(var(--D) / 2));}
.cf.w-right{transform:rotateY(90deg) translateZ(calc(var(--W) / 2));}
.cf.w-left{transform:rotateY(-90deg) translateZ(calc(var(--W) / 2));}
.cf.w-bottom{transform:rotateX(-90deg) translateZ(calc(var(--H) / 2));}
/* parois intérieures (visibles quand on regarde dedans) */
.cf-in.w-front{transform:rotateY(180deg) translateZ(calc(var(--D) / -2 + 1px));}
.cf-in.w-back{transform:translateZ(calc(var(--D) / -2 + 1px));}
.cf-in.w-right{transform:rotateY(-90deg) translateZ(calc(var(--W) / -2 + 1px));}
.cf-in.w-left{transform:rotateY(90deg) translateZ(calc(var(--W) / -2 + 1px));}
.cf-in.w-bottom{transform:rotateX(90deg) translateZ(calc(var(--H) / -2 + 1px));}
.cf-in.w-bottom::after{background:radial-gradient(ellipse at 50% 50%, rgba(255,214,150,0) 0%, rgba(30,16,4,.35) 100%);}

/* éclairage des faces extérieures */
.cf.w-front::after{background:linear-gradient(180deg, rgba(255,240,215,.10), rgba(40,22,6,.18));}
.cf.w-right::after{background:linear-gradient(180deg, rgba(20,10,2,.30), rgba(20,10,2,.48));}
.cf.w-left::after{background:linear-gradient(180deg, rgba(255,240,215,.04), rgba(40,22,6,.26));}
.cf.w-back::after{background:rgba(20,10,2,.35);}
.cf-in.w-front::after,.cf-in.w-back::after,.cf-in.w-left::after,.cf-in.w-right::after{
  background:linear-gradient(180deg, rgba(20,10,2,.05), rgba(20,10,2,.55));
}

/* ombre au sol */
.carton-floor{
  position:absolute;width:calc(var(--W) * 2);height:calc(var(--D) * 2);
  left:calc(var(--W) * -1);top:calc(var(--D) * -1);
  transform:rotateX(90deg) translateZ(calc(var(--H) / -2 - 1px));
  background:radial-gradient(ellipse at 50% 50%, rgba(0,0,0,.62) 0%, rgba(0,0,0,.35) 30%, transparent 62%);
  pointer-events:none;
}

/* ---------- impressions sur le carton ---------- */
.print{position:absolute;pointer-events:none;}
.print-logo{left:50%;top:18%;width:58%;transform:translateX(-50%);opacity:.9;mix-blend-mode:multiply;}
.print-stamp{
  right:7%;top:9%;padding:4px 10px 3px;border:2.5px solid var(--stamp);color:var(--stamp);
  font-family:var(--sans);font-weight:600;font-size:15px;letter-spacing:.22em;transform:rotate(-8deg);
  opacity:.82;mix-blend-mode:multiply;border-radius:2px;
}
.print-icons{left:7%;top:10%;display:flex;gap:8px;opacity:.85;mix-blend-mode:multiply;}
.print-icons svg{width:22px;height:22px;fill:none;stroke:var(--ink);stroke-width:1.8;}
.print-label{
  right:7%;bottom:9%;width:40%;background:#f6f1e6;padding:8px 10px 7px;
  box-shadow:0 1px 2px rgba(0,0,0,.25);transform:rotate(1.5deg);
  font-family:var(--sans);font-size:8px;letter-spacing:.12em;color:#7b7266;text-transform:uppercase;line-height:1.3;
}
.print-label b{display:block;font-family:var(--hand);font-size:17px;letter-spacing:0;text-transform:none;color:#1d2a44;font-weight:600;line-height:1.05;margin:1px 0 4px;}
.print-label i{display:block;height:1px;background:rgba(0,0,0,.15);margin:3px 0;}
.print-hand{
  left:8%;bottom:10%;max-width:44%;font-family:var(--hand);font-size:21px;line-height:1;color:#1b2233;opacity:.85;transform:rotate(-4deg);
  mix-blend-mode:multiply;
}
.print-handle{
  left:50%;top:22%;width:30%;height:13%;transform:translateX(-50%);border-radius:40px;
  background:radial-gradient(ellipse at 50% 30%, #1b0f05 0%, #2c1a0b 60%, #4a2f16 100%);
  box-shadow:inset 0 3px 6px rgba(0,0,0,.8), 0 1px 0 rgba(255,230,190,.25);
}
.print-arrows{left:50%;bottom:16%;transform:translateX(-50%);opacity:.85;mix-blend-mode:multiply;}
.print-arrows svg{width:52px;height:40px;fill:var(--ink);}
.print-small{left:0;right:0;bottom:7%;text-align:center;font-size:9px;letter-spacing:.3em;color:var(--ink);
  opacity:.7;font-weight:500;mix-blend-mode:multiply;}

/* ruban adhésif Rivage (marine + or) */
.tape{
  position:absolute;background:
    linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.16) 45%, rgba(255,255,255,0) 60%),
    repeating-linear-gradient(90deg, rgba(0,0,0,0) 0 38px, rgba(0,0,0,.08) 38px 39px),
    #13243a;
  box-shadow:0 0 0 .5px rgba(0,0,0,.4);
  overflow:hidden;
}
.tape span{
  position:absolute;white-space:nowrap;font-family:var(--sans);font-size:9px;letter-spacing:.35em;
  color:#d4b06a;font-weight:500;top:50%;transform:translateY(-50%);left:10px;opacity:.95;
}
.tape.side{left:50%;top:-1px;width:56px;height:84px;transform:translateX(-50%);}
.tape.side::after{ /* bout déchiré */
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:6px;
  background:linear-gradient(135deg, transparent 50%, #13243a 50%) 0 0/8px 6px repeat-x;
  transform:rotate(180deg);
}
.tape.side span{writing-mode:vertical-rl;left:50%;top:6px;transform:translateX(-50%);font-size:8px;letter-spacing:.3em;}

/* ---------- rabats ---------- */
.hinge{position:absolute;transform-style:preserve-3d;}
.h-front{transform:translate3d(0, calc(var(--H) / -2), calc(var(--D) / 2));}
.h-back{transform:rotateY(180deg) translate3d(0, calc(var(--H) / -2), calc(var(--D) / 2));}
.h-right{transform:rotateY(90deg) translate3d(0, calc(var(--H) / -2 + 1.5px), calc(var(--W) / 2));}
.h-left{transform:rotateY(-90deg) translate3d(0, calc(var(--H) / -2 + 1.5px), calc(var(--W) / 2));}
.flap{
  position:absolute;top:0;height:calc(var(--D) / 2);transform-style:preserve-3d;transform-origin:50% 0;
  transform:rotateX(var(--fa,-90deg));
  transition:transform 1s cubic-bezier(.34,1.35,.5,1);
}
.h-front .flap,.h-back .flap{width:var(--W);left:calc(var(--W) / -2);}
.h-left .flap,.h-right .flap{width:var(--D);left:calc(var(--D) / -2);height:calc(var(--D) / 2 - 3px);}
.flap-out,.flap-in{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;}
.flap-out{transform:rotateY(180deg);background:url(images/kraft.jpg) center/300px;box-shadow:inset 0 0 0 1px rgba(90,58,26,.35), inset 0 0 14px rgba(80,50,20,.25);}
.flap-in{background:url(images/kraft-inside.jpg) center/300px;}
/* ombre douce + lumière du dessus */
.flap-out::after{background:linear-gradient(0deg, rgba(40,20,4,.22), rgba(255,240,215,.12));}
.h-left .flap-out::after,.h-right .flap-out::after{background:rgba(40,20,4,.22);}
.flap-in::after{background:linear-gradient(0deg, rgba(20,10,2,.45), rgba(255,220,160,.08));}
.flap .tape.top{left:-1px;right:-1px;bottom:0;height:28px;}
.flap .tape.top span{left:14px;}
/* ligne de découpe au cutter */
.flap .tape.top::before{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:linear-gradient(90deg, #0b1522, #fff2c8 94%, #fff);
  box-shadow:0 0 8px rgba(255,226,160,.9);
  transition:width .75s cubic-bezier(.6,0,.4,1);
}
.carton.cut .flap .tape.top::before{width:100%;}

/* états ouverts */
.carton.open-long .h-front .flap,.carton.open-long .h-back .flap{--fa:-200deg;}
.h-back .tape.top span{display:none;}
.carton.open-short .h-left .flap,.carton.open-short .h-right .flap{--fa:-208deg;transition-duration:1.1s;}

/* lumière qui sort du carton */
.carton-light{
  position:absolute;left:calc(var(--W) / -2);top:calc(var(--D) / -2);width:var(--W);height:var(--D);
  transform:rotateX(90deg) translateZ(calc(var(--H) / 2 - 2px));
  background:radial-gradient(ellipse at 50% 50%, rgba(255,236,190,.95) 0%, rgba(255,210,140,.55) 35%, rgba(255,200,120,0) 75%);
  opacity:0;transition:opacity 1.2s ease;pointer-events:none;
}
.carton-beam{
  position:absolute;left:calc(var(--W) / -2);width:var(--W);height:420px;top:calc(var(--H) / -2 - 420px);
  background:linear-gradient(0deg, rgba(255,226,170,.55), rgba(255,226,170,0));
  filter:blur(6px);opacity:0;transition:opacity 1.2s ease;pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
          mask-image:linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
}
.carton-beam.b2{transform:rotateY(90deg);}
.carton.lit .carton-light{opacity:1;}
.carton.lit .carton-beam{opacity:.75;}

/* particules dorées */
.carton-dust{position:absolute;inset:0;pointer-events:none;overflow:visible;}
.carton-dust i{
  position:absolute;left:50%;top:44%;width:3px;height:3px;border-radius:50%;background:#ffe3a3;
  box-shadow:0 0 6px 1px rgba(255,220,150,.9);opacity:0;
}
.carton-stage.lit .carton-dust i{animation:rtDust 2.6s ease-out forwards;}
@keyframes rtDust{
  0%{opacity:0;transform:translate(0,0) scale(.6);}
  20%{opacity:1;}
  100%{opacity:0;transform:translate(var(--dx),var(--dy)) scale(1.2);}
}

/* indice "cliquez" */
.carton-hint{
  position:absolute;left:50%;bottom:18px;transform:translateX(-50%);white-space:nowrap;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-light);
  padding:9px 18px;border:1px solid var(--gold-dim);border-radius:40px;background:rgba(7,15,25,.55);
  display:flex;align-items:center;gap:10px;transition:opacity .4s ease;
}
.carton-hint::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold-light);animation:rtBlink 1.6s ease-in-out infinite;}
@keyframes rtBlink{50%{opacity:.25;}}
.carton-stage.busy .carton-hint{opacity:0;}
.carton-stage:not(.busy):hover .carton{--bob:-8px;}

/* plongée de la caméra */
.carton-stage.dive .carton{
  transition:transform 1.5s cubic-bezier(.7,0,.3,1);
  transform:rotateX(-90deg) rotateY(0deg) translateY(0);
}
.carton-stage.dive .carton-scene{transition:transform 1.5s cubic-bezier(.75,0,.35,1);transform:scale(var(--s,.86)) translateZ(1250px);}

/* ===================================================================
   IMMERSION — à l'intérieur du carton
   =================================================================== */
body{overflow-x:clip;}
body.rt-lock{overflow:hidden;}
.immersion{
  position:fixed;inset:0;z-index:900;overflow:hidden;
  background:#2a1a0b;opacity:0;visibility:hidden;transition:opacity .7s ease, visibility .7s ease;
  touch-action:none;user-select:none;-webkit-user-select:none;
}
.immersion.on{opacity:1;visibility:visible;}
.im-flash{position:absolute;inset:0;z-index:5;pointer-events:none;background:radial-gradient(circle at 50% 40%, #fff8e6, #ffdfa0 55%, #c89556);opacity:0;}
.immersion.entering .im-flash{animation:rtFlash 1.4s ease-out forwards;}
@keyframes rtFlash{0%{opacity:1;}100%{opacity:0;}}

.im-view{position:absolute;inset:0;perspective:900px;cursor:grab;}
.im-view.grabbing{cursor:grabbing;}
.im-room{position:absolute;left:50%;top:50%;width:0;height:0;transform-style:preserve-3d;}
.im-wall,.im-floor,.im-sky,.im-flap{position:absolute;backface-visibility:hidden;-webkit-backface-visibility:hidden;}
.im-wall{
  background:url(images/kraft-inside.jpg) center/420px;
}
.im-wall::before{ /* lumière venant du haut + coins sombres */
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(180deg, rgba(255,226,170,.42) 0%, rgba(255,226,170,.08) 28%, rgba(20,10,2,0) 45%, rgba(20,10,2,.55) 100%);
}
.im-wall::after{ /* cannelures du carton */
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.18;
  background:repeating-linear-gradient(90deg, rgba(0,0,0,.22) 0 1px, transparent 1px 9px);
}
.im-floor{background:url(images/kraft-inside.jpg);background-size:420px;}
.im-floor::after{content:"";position:absolute;inset:0;
  background:radial-gradient(circle 1300px at var(--gx) var(--gy), rgba(255,224,160,.35) 0%, rgba(40,20,4,.2) 40%, rgba(15,7,1,.85) 75%);}
.im-sky{background:radial-gradient(circle 1400px at var(--gx) var(--gy), #fffaf0 0%, #fff0cc 30%, #f3cf8d 62%, #d9a45e 100%);}
.im-flap{background:url(images/kraft.jpg) center/420px;}
.im-wall.edge-l::before,.im-wall.edge-r::before{
  background:
    linear-gradient(180deg, rgba(255,226,170,.42) 0%, rgba(255,226,170,.08) 28%, rgba(20,10,2,0) 45%, rgba(20,10,2,.55) 100%),
    linear-gradient(var(--edge-dir), rgba(20,10,2,.42) 0%, rgba(20,10,2,0) 45%);
}
.im-wall.edge-l{--edge-dir:90deg;} .im-wall.edge-r{--edge-dir:270deg;}
.im-flap::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg, rgba(40,20,5,.75), rgba(90,55,20,.35));}

/* photos scotchées */
.im-photo{
  position:absolute;left:50%;top:50%;background:#f7f3ea;padding:14px 14px 52px;
  box-shadow:0 18px 30px rgba(20,8,0,.45), 0 2px 4px rgba(20,8,0,.35);
  transform:translate(-50%,-50%) rotate(var(--tilt,0deg));cursor:zoom-in;
  transition:box-shadow .3s ease;
}
.im-photo img{display:block;max-width:360px;max-height:360px;width:auto;height:auto;pointer-events:none;}
.im-photo figcaption{
  position:absolute;left:12px;right:12px;bottom:10px;text-align:center;
  font-family:var(--hand);font-size:23px;line-height:1.05;color:#1d2a44;
}
.im-photo::before,.im-photo::after{ /* morceaux de scotch */
  content:"";position:absolute;top:-14px;width:92px;height:30px;
  background:linear-gradient(180deg, rgba(240,226,196,.78), rgba(222,204,168,.72));
  box-shadow:0 1px 2px rgba(0,0,0,.15);
}
.im-photo::before{left:-20px;transform:rotate(-32deg);}
.im-photo::after{right:-20px;transform:rotate(32deg);}
.im-photo.focus{box-shadow:0 26px 50px rgba(20,8,0,.55), 0 0 0 2px rgba(228,201,137,.0);}

.im-mark{position:absolute;font-family:var(--hand);color:#1b2233;opacity:.72;white-space:nowrap;line-height:1.05;pointer-events:none;}
.im-mark.stamp{font-family:var(--sans);font-weight:600;letter-spacing:.22em;color:var(--stamp);border:3px solid var(--stamp);padding:6px 16px 5px;opacity:.6;}
.im-mark img{width:320px;opacity:.55;mix-blend-mode:multiply;}

/* poussière lumineuse + rayons */
.im-dust{position:absolute;inset:0;z-index:2;pointer-events:none;}
.im-rays{
  position:absolute;inset:-20%;z-index:1;pointer-events:none;mix-blend-mode:screen;opacity:.55;
  background:
    conic-gradient(from 180deg at 50% -10%, transparent 0deg, rgba(255,226,170,.16) 8deg, transparent 16deg, transparent 26deg, rgba(255,226,170,.12) 32deg, transparent 40deg, transparent 320deg, rgba(255,226,170,.14) 330deg, transparent 340deg);
  animation:rtRays 14s ease-in-out infinite alternate;
}
@keyframes rtRays{from{transform:rotate(-4deg);}to{transform:rotate(4deg);}}
.im-vignette{position:absolute;inset:0;z-index:3;pointer-events:none;
  background:radial-gradient(ellipse at 50% 45%, transparent 45%, rgba(10,4,0,.65) 100%);}

/* interface */
.im-ui{position:absolute;inset:0;z-index:4;pointer-events:none;color:var(--ivory);}
.im-ui > *{pointer-events:auto;}
.im-top{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:22px 28px;
  background:linear-gradient(180deg, rgba(10,5,0,.55), transparent);}
.im-top img{height:44px;}
.im-close{background:rgba(7,15,25,.55);border:1px solid rgba(228,201,137,.5);color:var(--ivory);height:44px;padding:0 20px;border-radius:40px;
  font-family:var(--sans);font-size:13px;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;display:flex;align-items:center;gap:10px;}
.im-close:hover{border-color:var(--gold-light);color:var(--gold-light);}
.im-bottom{position:absolute;left:0;right:0;bottom:0;padding:26px 28px 30px;display:flex;align-items:center;justify-content:center;gap:22px;
  background:linear-gradient(0deg, rgba(10,5,0,.7), transparent);}
.im-nav{width:50px;height:50px;border-radius:50%;background:rgba(7,15,25,.55);border:1px solid rgba(228,201,137,.5);color:var(--gold-light);
  font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.im-nav:hover{background:rgba(198,161,91,.2);}
.im-info{text-align:center;min-width:0;max-width:440px;}
.im-count{font-size:11.5px;letter-spacing:.3em;color:var(--gold-light);}
.im-cap{font-family:var(--serif);font-style:italic;font-size:22px;margin-top:4px;min-height:1.3em;
  text-shadow:0 2px 12px rgba(0,0,0,.6);}
.im-help{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);text-align:center;pointer-events:none;
  background:rgba(7,15,25,.62);backdrop-filter:blur(4px);padding:18px 26px;border-radius:6px;border:1px solid rgba(228,201,137,.35);
  font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--ivory);transition:opacity .8s ease;
}
.im-help svg{width:40px;height:40px;display:block;margin:0 auto 10px;fill:none;stroke:var(--gold-light);stroke-width:1.6;animation:rtSwipe 1.8s ease-in-out infinite;}
@keyframes rtSwipe{0%,100%{transform:translateX(-12px);}50%{transform:translateX(12px);}}
.im-help.gone{opacity:0;}
.im-cta{position:absolute;right:28px;bottom:34px;}
.im-cta .btn{padding:12px 22px;}

@media (max-width:760px){
  .im-top{padding:14px 16px;}
  .im-top img{height:34px;}
  .im-close{height:40px;padding:0 14px;font-size:12px;}
  .im-bottom{padding:18px 14px calc(22px + env(safe-area-inset-bottom));gap:12px;}
  .im-nav{width:44px;height:44px;}
  .im-cap{font-size:18px;}
  .im-cta{display:none;}
}

/* ===================================================================
   PIED DE PAGE — entreprise & mentions légales
   =================================================================== */
.footer-top{grid-template-columns:1.3fr 1fr 1fr 1.1fr 0.8fr;}
.footer-col .legal-ids li{margin-bottom:8px;font-size:13.5px;color:var(--slate);}
.footer-col .legal-ids b{display:block;font-weight:400;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--slate-dim);}
.footer-legal-links{display:flex;gap:22px;flex-wrap:wrap;}
.footer-legal-links button{background:none;border:none;padding:0;color:var(--slate);font-family:var(--sans);font-size:12.5px;cursor:pointer;
  text-decoration:underline;text-underline-offset:3px;}
.footer-legal-links button:hover{color:var(--gold-light);}
.footer-company{flex-basis:100%;font-size:12px;color:var(--slate-dim);line-height:1.8;}
@media (max-width:980px){ .footer-top{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .footer-top{grid-template-columns:1fr;} }

.rt-modal{position:fixed;inset:0;z-index:1100;background:rgba(4,9,15,.82);backdrop-filter:blur(4px);
  display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;visibility:hidden;transition:opacity .35s ease, visibility .35s ease;}
.rt-modal.open{opacity:1;visibility:visible;}
.rt-modal-box{background:var(--navy-800);border:1px solid var(--navy-line);max-width:760px;width:100%;max-height:86vh;overflow:auto;
  padding:48px 46px 40px;position:relative;border-radius:3px;}
.rt-modal-box h2{font-size:32px;margin-bottom:8px;}
.rt-modal-box h3{font-family:var(--sans);font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-light);margin:28px 0 10px;font-weight:500;}
.rt-modal-box p,.rt-modal-box li{color:#c9d1d9;font-size:14.5px;line-height:1.75;}
.rt-modal-box ul{margin:6px 0;}
.rt-modal-box li{padding-left:16px;position:relative;}
.rt-modal-box li::before{content:"—";position:absolute;left:0;color:var(--gold);}
.rt-modal-box a{color:var(--gold-light);}
.rt-modal-close{position:sticky;float:right;top:-24px;margin:-24px -18px 0 0;background:var(--navy-800);border:1px solid var(--navy-line);color:var(--ivory);
  width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:15px;}
@media (max-width:560px){ .rt-modal-box{padding:40px 22px 30px;} .rt-modal{padding:12px;} }

/* ---------- responsive carton ---------- */
@media (max-width:980px){
  .carton-feature{grid-template-columns:1fr;gap:10px;}
  .carton-copy{text-align:center;}
  .carton-copy p{margin-left:auto;margin-right:auto;}
  .carton-copy .grid-toggle{margin-left:auto;margin-right:auto;}
  .carton-stage{height:430px;}
  .carton-scene{--s:.82;}
}
@media (max-width:560px){
  .carton-stage{height:390px;}
  .carton-scene{--s:.62;top:52%;}
  .carton-hint{font-size:11px;bottom:0;}
}

@media (prefers-reduced-motion: reduce){
  .hero-media img.slide.active{animation:none;transform:none;}
  .rv{opacity:1;transform:none;}
  .im-rays,.rt-wa::after{animation:none;}
}

/* ---------- Ils nous ont fait confiance ---------- */
#references{padding:90px 0 100px;border-top:1px solid var(--navy-line);}
.refs-title{text-align:center;font-size:clamp(24px,2.8vw,32px);font-style:italic;color:var(--ivory);}
.refs-title::after{content:"";display:block;width:60px;height:1px;background:var(--gold);margin:22px auto 0;}
.clients{display:grid;grid-template-columns:repeat(6,1fr);gap:26px;margin-top:54px;align-items:start;}
.client{display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center;}
.client img{height:64px;width:auto;max-width:100%;object-fit:contain;opacity:.72;transition:opacity .3s ease, transform .3s ease;}
.client:hover img{opacity:1;transform:translateY(-3px);}
.client span{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--slate);line-height:1.5;text-wrap:balance;}
@media (max-width:980px){ .clients{grid-template-columns:repeat(3,1fr);gap:40px 20px;} }
@media (max-width:560px){ #references{padding:70px 0;} .client img{height:52px;} .client span{font-size:10.5px;letter-spacing:.1em;} }