:root{
  --red: #a3201e;
  --red-dark: #7a1715;
  --red-light: #c43a32;
  --cream: #fff8f6;
  --text: #2b1212;
  --glass-bg: rgba(255,255,255,0.18);
  --glass-border: rgba(255,255,255,0.35);
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth; overflow-x:hidden; width:100%;}
body{
  font-family:'Poppins', sans-serif;
  color:var(--text);
  background:var(--cream);
  overflow-x:hidden;
}
h1,h2,h3{font-family:'Playfair Display', serif;}

/* ===================== ÉCRAN 1 ===================== */
.intro-screen{
  position:relative;
  width:100%;
  height:100vh;
  background:radial-gradient(circle at 30% 30%, var(--red-light), var(--red) 60%, var(--red-dark));
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  z-index:5;
}
.intro-bg-deco{
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 80% 15%, rgba(255,255,255,0.05) 0, transparent 40%),
    radial-gradient(circle at 10% 85%, rgba(255,255,255,0.04) 0, transparent 35%);
  pointer-events:none;
}
.intro-content{
  text-align:center;
  color:#fff;
  margin-bottom:60px;
  z-index:2;
}
.intro-title{
  font-size:3.6rem;
  font-weight:600;
  line-height:1.1;
  letter-spacing:0.5px;
}
.intro-title span{
  font-style:italic;
  font-weight:500;
  color:#ffe5e2;
}
.intro-sub{
  margin-top:18px;
  font-size:1.05rem;
  letter-spacing:2px;
  text-transform:uppercase;
  opacity:0.85;
}
.intro-hint{
  margin-top:30px;
  font-size:0.85rem;
  opacity:0.6;
  animation:pulse 2.4s infinite ease-in-out;
}
@keyframes pulse{
  0%,100%{opacity:0.4;}
  50%{opacity:0.85;}
}

.akene-wrap{
  position:relative;
  width:260px;
  height:340px;
  cursor:pointer;
  z-index:3;
}
.akene-wrap.not-ready{
  cursor:default;
  pointer-events:none;
}
.akene-svg{
  width:100%;
  height:100%;
  transition:opacity 0.6s ease, transform 0.6s ease;
}
.akene-svg.fading{
  opacity:0;
  transform:scale(0.85);
}
#bristles g{
  transition:opacity 0.9s ease;
  transform-origin:center;
}
#bristles g.flying{
  opacity:0;
}

/* Pousse façon time-lapse au chargement de la page */
#akene-germ-seed{
  transition:opacity 0.4s ease;
}
#akene-stem{
  transition:none;
}
#akene-leaf1, #akene-leaf2{
  transition:opacity 0.7s ease, transform 0.7s cubic-bezier(.34,1.56,.64,1);
  transform:scale(0);
}
#akene-bud{
  transition:opacity 0.45s ease, transform 0.45s cubic-bezier(.34,1.56,.64,1);
  transform:scale(0);
}
#akene-head{
  transition:opacity 0.8s ease, transform 0.9s cubic-bezier(.34,1.56,.64,1);
  opacity:0;
  transform:scale(0);
}
#akene-head.bloomed{
  opacity:1;
  transform:scale(1);
}

.flyaway-layer{
  position:absolute;
  inset:0;
  pointer-events:none;
  z-index:4;
}
.flyaway-layer .tuft{
  position:absolute;
  width:34px;
  height:42px;
  margin-left:-17px;
  margin-top:-21px;
  opacity:0;
  will-change:transform, filter, opacity;
}
.flyaway-layer .tuft svg{
  width:100%;
  height:100%;
  display:block;
  overflow:visible;
}

.whiteout{
  position:fixed;
  inset:0;
  background:#fff8f6;
  opacity:0;
  pointer-events:none;
  z-index:50;
  transition:opacity 1.4s ease;
}
.whiteout.active{
  opacity:1;
  pointer-events:all;
}

#intro-screen.hidden{
  display:none;
}

/* ===================== ÉCRAN 2 : SITE ===================== */
.main-site{
  display:none;
  opacity:0;
  transition:opacity 1.2s ease;
}
.main-site.visible{
  display:block;
  opacity:1;
}

.site-header{
  position:sticky;
  top:0;
  z-index:30;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 5%;
  background:#fff8f6ee;
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(163,32,30,0.08);
}
.logo-mark{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:'Playfair Display', serif;
  font-weight:600;
  font-size:1.15rem;
  color:var(--red);
}
.logo-icon{width:22px; height:22px; color:var(--red);}

/* Menu burger (mobile uniquement) */
.nav-burger{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:38px;
  height:38px;
  background:none;
  border:none;
  cursor:pointer;
  z-index:60;
}
.nav-burger span{
  display:block;
  width:100%;
  height:2px;
  background:var(--red-dark);
  border-radius:2px;
  transition:transform 0.3s ease, opacity 0.3s ease;
}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-burger.open span:nth-child(2){opacity:0;}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.nav-overlay{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(40,8,7,0.45);
  z-index:45;
  opacity:0;
  pointer-events:none;
  transition:opacity 0.3s ease;
}
.nav-overlay.visible{opacity:1; pointer-events:auto;}

.main-nav{display:flex; gap:28px; align-items:center;}
.main-nav a{
  text-decoration:none;
  color:var(--text);
  font-size:0.92rem;
  font-weight:500;
  transition:color 0.2s ease;
}
.main-nav a:hover{color:var(--red);}

/* Élément de nav avec menu déroulant vertical façon "liquid glass" */
.nav-item{
  position:relative;
  display:flex;
  align-items:center;
}
.nav-item-label{
  font-size:0.92rem;
  font-weight:500;
  color:var(--text);
  cursor:default;
  transition:color 0.2s ease;
  padding:8px 0;
}
.nav-item:hover .nav-item-label{color:var(--red);}

.nav-dropdown{
  position:absolute;
  top:calc(100% + 10px);
  left:50%;
  transform:translate(-50%, -8px);
  min-width:240px;
  max-height:380px;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
  gap:2px;
  padding:14px;
  border-radius:18px;
  background:linear-gradient(160deg, rgba(255,251,250,0.96), rgba(255,247,245,0.9) 45%, rgba(255,250,248,0.96));
  border:1px solid rgba(255,255,255,0.8);
  box-shadow:
    0 18px 45px rgba(90,15,14,0.22),
    inset 0 1px 1px rgba(255,255,255,0.85),
    inset 0 -1px 8px rgba(163,32,30,0.05);
  backdrop-filter:blur(22px) saturate(170%);
  -webkit-backdrop-filter:blur(22px) saturate(170%);
  opacity:0;
  pointer-events:none;
  transition:opacity 0.25s ease, transform 0.25s ease;
  z-index:40;
}
.nav-item:hover .nav-dropdown,
.nav-item.open .nav-dropdown{
  opacity:1;
  pointer-events:auto;
  transform:translate(-50%, 0);
}
.nav-dropdown-shine{
  position:absolute;
  top:-60%;
  left:-30%;
  width:50%;
  height:220%;
  background:linear-gradient(100deg, transparent, rgba(255,255,255,0.5), transparent);
  transform:rotate(10deg);
  animation:lgshine 6s infinite ease-in-out;
  pointer-events:none;
}
.nav-dropdown-sep{
  height:1px;
  background:rgba(163,32,30,0.15);
  margin:6px 2px;
}
.nav-dropdown-list{
  display:flex;
  flex-direction:column;
  gap:2px;
}
.nav-dropdown-category{
  position:relative;
  z-index:2;
  padding:10px 10px 4px;
  font-size:0.68rem;
  font-weight:700;
  letter-spacing:0.6px;
  text-transform:uppercase;
  color:#b88884;
}
.nav-dropdown-category:first-child{padding-top:2px;}
.nav-dropdown a{
  position:relative;
  z-index:2;
  padding:8px 10px;
  border-radius:10px;
  font-size:0.86rem;
  color:var(--red-dark);
  white-space:nowrap;
  transition:background 0.18s ease, color 0.18s ease;
}
.nav-dropdown a:hover{
  background:rgba(163,32,30,0.1);
  color:var(--red);
}

.nav-cta{
  background:var(--red);
  color:#fff !important;
  padding:9px 18px;
  border-radius:30px;
  transition:background 0.25s ease, transform 0.25s ease;
}
.nav-cta:hover{background:var(--red-dark); transform:translateY(-1px);}

/* Bandeau photo de l'institut */
.hero-banner{
  position:relative;
  width:100%;
  height:46vh;
  min-height:320px;
  max-height:560px;
  overflow:hidden;
  background:linear-gradient(135deg, var(--red-light), var(--red-dark));
}
.hero-banner-img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}
.hero-banner-placeholder{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  color:#fff;
}
.hero-banner-placeholder span{
  font-family:'Playfair Display', serif;
  font-size:1.3rem;
  font-weight:600;
  letter-spacing:0.5px;
}
.hero-banner-placeholder small{
  font-size:0.78rem;
  opacity:0.75;
  font-family:monospace;
}

/* Page individuelle d'une technologie */
.lg-item-active{
  color:var(--red) !important;
  font-weight:700;
}
.tech-back-link{
  display:block;
  max-width:1100px;
  margin:26px auto 0;
  padding:0 5%;
  color:var(--red-dark);
  text-decoration:none;
  font-size:0.88rem;
  font-weight:500;
  transition:color 0.2s ease;
}
.tech-back-link:hover{color:var(--red);}
.tech-detail-section{
  max-width:1100px;
  margin:0 auto;
  padding:30px 5% 90px;
}
.tech-detail-head{
  text-align:center;
  max-width:680px;
  margin:0 auto 50px;
}
.tech-detail-badge{
  display:inline-block;
  background:rgba(163,32,30,0.1);
  color:var(--red);
  font-size:0.76rem;
  font-weight:600;
  letter-spacing:0.5px;
  padding:5px 16px;
  border-radius:20px;
  margin-bottom:16px;
}
.tech-detail-head h1{
  font-size:2.3rem;
  font-weight:600;
  color:var(--red-dark);
  margin-bottom:14px;
}
.tech-detail-short{
  color:#6b5454;
  font-size:1.02rem;
  line-height:1.6;
}
.tech-detail-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:50px;
  align-items:start;
}
.tech-detail-text h2,
.tech-detail-pricing h2{
  font-family:'Playfair Display', serif;
  font-size:1.3rem;
  color:var(--red-dark);
  margin-bottom:16px;
}
.tech-detail-text p{
  color:#5b4848;
  line-height:1.75;
  font-size:0.98rem;
  margin-bottom:26px;
}
.tour-link-btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  background:var(--red);
  color:#fff;
  text-decoration:none;
  padding:12px 22px;
  border-radius:30px;
  font-size:0.9rem;
  font-weight:500;
  transition:background 0.2s ease;
}
.tour-link-btn svg{width:20px; height:20px;}
.tour-link-btn:hover{background:var(--red-dark);}
.tour-link-disabled{opacity:0.55; pointer-events:none;}

.tech-detail-pricing{
  background:#fdf3f2;
  border-radius:20px;
  padding:32px 28px;
}
.tech-price-list{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-bottom:26px;
}
.tech-price-row{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:14px;
  padding-bottom:12px;
  border-bottom:1px solid rgba(163,32,30,0.12);
  font-size:0.92rem;
  color:#5b4848;
}
.tech-price-row:last-child{border-bottom:none; padding-bottom:0;}
.tech-price-row strong{
  color:var(--red);
  font-size:1.05rem;
  white-space:nowrap;
}

/* Liquid glass bar */
.liquid-glass-bar{
  position:relative;
  margin:0 auto;
  max-width:1000px;
  margin-top:22px;
  display:flex;
  align-items:center;
  gap:16px;
  padding:14px 34px;
  border-radius:50px;
  background:linear-gradient(120deg, rgba(255,255,255,0.35), rgba(255,255,255,0.1) 40%, rgba(255,255,255,0.3));
  border:1px solid rgba(255,255,255,0.5);
  box-shadow:
    0 8px 32px rgba(163,32,30,0.12),
    inset 0 1px 1px rgba(255,255,255,0.6),
    inset 0 -1px 6px rgba(163,32,30,0.06);
  backdrop-filter:blur(18px) saturate(160%);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  overflow-x:auto;
  overflow-y:hidden;
  scrollbar-width:none;
}
.liquid-glass-bar::-webkit-scrollbar{display:none;}
.lg-shine{
  position:absolute;
  top:-50%;
  left:-20%;
  width:60%;
  height:200%;
  background:linear-gradient(100deg, transparent, rgba(255,255,255,0.55), transparent);
  transform:rotate(8deg);
  animation:lgshine 5s infinite ease-in-out;
}
@keyframes lgshine{
  0%{left:-30%;}
  50%{left:120%;}
  100%{left:120%;}
}
.lg-item{
  font-size:0.85rem;
  font-weight:500;
  color:var(--red-dark);
  white-space:nowrap;
  z-index:2;
  text-decoration:none;
  flex-shrink:0;
  transition:color 0.2s ease;
}
.lg-item:hover{color:var(--red);}
.lg-dot{
  width:4px; height:4px;
  border-radius:50%;
  background:var(--red);
  opacity:0.5;
  z-index:2;
  flex-shrink:0;
}

/* Sections */
.section-title{
  text-align:center;
  font-size:2.1rem;
  font-weight:600;
  color:var(--red-dark);
  margin-bottom:10px;
}
.section-title.left{text-align:left;}
.section-sub{
  text-align:center;
  max-width:560px;
  margin:0 auto 40px;
  color:#6b5454;
  font-size:0.98rem;
}

.technos-section{padding:80px 5% 60px;}

/* Carousel */
.carousel{
  position:relative;
  max-width:1000px;
  margin:0 auto;
  overflow:hidden;
  border-radius:24px;
}
.car-track{
  display:flex;
  transition:transform 0.6s cubic-bezier(.4,0,.2,1);
}
.car-slide{
  flex:0 0 100%;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0;
  background:linear-gradient(135deg,#fff,#fdf0ee);
  min-height:340px;
}
.car-img-wrap{
  position:relative;
  overflow:hidden;
  min-height:340px;
}
.car-slide .placeholder-img{
  position:absolute;
  inset:0;
  background:linear-gradient(135deg, var(--red-light), var(--red-dark));
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:1.4rem;
  font-weight:600;
  letter-spacing:1px;
}
.car-img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}

/* Bouton visite virtuelle façon Street View */
.tour-btn{
  position:absolute;
  bottom:18px;
  right:18px;
  width:46px;
  height:46px;
  border-radius:50%;
  background:rgba(255,255,255,0.92);
  color:var(--red);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 6px 18px rgba(0,0,0,0.25);
  opacity:0;
  transform:translateY(8px) scale(0.9);
  transition:opacity 0.3s ease, transform 0.3s ease, background 0.2s ease;
  z-index:3;
}
.tour-btn svg{width:24px; height:24px;}
.tour-btn:hover{background:#fff; transform:translateY(0) scale(1.06);}
.car-img-wrap:hover .tour-btn{
  opacity:1;
  transform:translateY(0) scale(1);
}

/* Texte explicatif + tarif au survol de la machine */
.car-hover-info{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:24px 70px 22px 22px;
  background:linear-gradient(to top, rgba(50,10,9,0.82) 0%, rgba(50,10,9,0.35) 55%, transparent 100%);
  opacity:0;
  transition:opacity 0.3s ease;
  z-index:2;
}
.car-img-wrap:hover .car-hover-info{
  opacity:1;
}
.chi-desc{
  color:#fff;
  font-size:0.88rem;
  line-height:1.5;
  margin-bottom:8px;
}
.chi-price{
  color:#ffd9d4;
  font-size:0.92rem;
  font-weight:600;
  letter-spacing:0.3px;
}
.car-slide .car-info{
  padding:46px 40px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.car-slide .car-info h3{
  font-size:1.6rem;
  color:var(--red-dark);
  margin-bottom:14px;
}
.car-slide .car-info p{
  color:#5b4848;
  line-height:1.6;
  font-size:0.95rem;
}
.car-info-price{
  margin-top:14px;
  color:var(--red) !important;
  font-weight:600;
  font-size:1rem !important;
}
.car-info-link{
  display:inline-block;
  margin-top:14px;
  color:var(--red-dark);
  font-weight:600;
  font-size:0.88rem;
  text-decoration:none;
  transition:color 0.2s ease;
}
.car-info-link:hover{color:var(--red);}
.car-btn{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  background:#fff;
  border:none;
  width:42px;
  height:42px;
  border-radius:50%;
  box-shadow:0 4px 16px rgba(163,32,30,0.18);
  color:var(--red);
  cursor:pointer;
  z-index:5;
  font-size:1rem;
  transition:background 0.2s ease;
}
.car-btn:hover{background:#fdeceb;}
.car-prev{left:14px;}
.car-next{right:14px;}
.aa-prev{left:-21px;}
.aa-next{right:-21px;}
.car-dots{
  display:flex;
  justify-content:center;
  gap:8px;
  margin-top:22px;
}
.car-dot{
  width:9px; height:9px;
  border-radius:50%;
  background:#e3c9c7;
  cursor:pointer;
  transition:background 0.25s ease, transform 0.25s ease;
}
.car-dot.active{
  background:var(--red);
  transform:scale(1.2);
}

/* À propos */
.apropos-section{padding:80px 5%; background:#fff;}
.apropos-inner{
  max-width:1100px;
  margin:0 auto;
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:60px;
  align-items:center;
}
.apropos-img{
  height:380px;
  border-radius:20px;
}
.apropos-text p{
  color:#5b4848;
  line-height:1.75;
  margin-bottom:16px;
  font-size:0.98rem;
}

.placeholder-img{
  background:linear-gradient(135deg, var(--red-light), var(--red-dark));
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-weight:600;
  border-radius:16px;
}

/* Tarifs */
.tarifs-section{padding:90px 5%;}
.tarifs-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:28px;
  max-width:820px;
  margin:0 auto;
}
.tarif-card{
  position:relative;
  background:#fff;
  border:1px solid #f1dcda;
  border-radius:20px;
  padding:38px 30px;
  text-align:center;
  box-shadow:0 6px 24px rgba(163,32,30,0.06);
  transition:transform 0.25s ease, box-shadow 0.25s ease;
}
.tarif-card:hover{transform:translateY(-6px); box-shadow:0 14px 32px rgba(163,32,30,0.14);}
.tarif-card.featured{
  border-color:var(--red);
  transform:scale(1.04);
}
.tarif-tag{
  position:absolute;
  top:-12px; left:50%;
  transform:translateX(-50%);
  background:var(--red);
  color:#fff;
  font-size:0.7rem;
  padding:4px 14px;
  border-radius:20px;
  letter-spacing:1px;
}
.tarif-card h3{color:var(--red-dark); font-size:1.3rem; margin-bottom:8px;}
.tarif-formula-tag{font-size:0.78rem; color:var(--red); font-weight:600; margin-bottom:16px; letter-spacing:0.2px;}
.tarif-price{font-size:1.5rem; font-weight:600; color:var(--red); margin-bottom:2px;}
.tarif-peryear{font-size:0.82rem; color:#8a7373; margin-bottom:18px;}
.tarif-card ul{list-style:none; margin-bottom:26px; color:#5b4848; font-size:0.9rem; line-height:1.9; text-align:left;}
.tarifs-note{
  text-align:center;
  max-width:620px;
  margin:18px auto 0;
  font-size:0.85rem;
  color:#8a7373;
  line-height:1.6;
}
.tarifs-note a{color:var(--red); font-weight:600; text-decoration:none;}
.tarifs-note a:hover{text-decoration:underline;}
.tarif-btn{
  display:inline-block;
  background:var(--red);
  color:#fff;
  text-decoration:none;
  padding:11px 26px;
  border-radius:30px;
  font-size:0.88rem;
  font-weight:500;
  transition:background 0.2s ease;
}
.tarif-btn:hover{background:var(--red-dark);}

/* Témoignages */
.temoignages-section{padding:90px 5%; background:#fff;}
.temoignages-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
  max-width:1100px;
  margin:0 auto 50px;
}
.temoin-card{
  position:relative;
  overflow:hidden;
  background:linear-gradient(160deg, rgba(255,255,255,0.75), rgba(255,238,235,0.45) 50%, rgba(255,255,255,0.65));
  border:1px solid rgba(255,255,255,0.7);
  border-radius:22px;
  padding:32px 28px;
  font-size:0.92rem;
  color:#5b4848;
  box-shadow:
    0 14px 40px rgba(163,32,30,0.12),
    inset 0 1px 1px rgba(255,255,255,0.8),
    inset 0 -1px 10px rgba(163,32,30,0.06);
  backdrop-filter:blur(16px) saturate(160%);
  -webkit-backdrop-filter:blur(16px) saturate(160%);
  transition:transform 0.3s cubic-bezier(.2,.8,.2,1), box-shadow 0.3s ease;
}
.temoin-card:hover{
  transform:translateY(-8px) scale(1.02);
  box-shadow:
    0 24px 54px rgba(163,32,30,0.2),
    inset 0 1px 1px rgba(255,255,255,0.8),
    inset 0 -1px 10px rgba(163,32,30,0.08);
}
.temoin-glass-shine{
  position:absolute;
  top:-60%;
  left:-40%;
  width:60%;
  height:240%;
  background:linear-gradient(100deg, transparent, rgba(255,255,255,0.55), transparent);
  transform:rotate(12deg);
  animation:lgshine 7s infinite ease-in-out;
  pointer-events:none;
}
.temoin-head{
  position:relative;
  z-index:2;
  margin-bottom:14px;
}
.temoin-card cite{
  display:block;
  color:var(--red-dark);
  font-weight:700;
  font-style:normal;
  font-size:1.02rem;
  margin-bottom:6px;
}
.temoin-stars{
  display:flex;
  gap:3px;
  color:#e0a022;
}
.temoin-stars svg{width:16px; height:16px;}
.temoin-text{
  position:relative;
  z-index:2;
  max-height:220px;
  overflow-y:auto;
}
.temoin-text p{line-height:1.7; margin-bottom:12px;}
.temoin-google{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid rgba(163,32,30,0.12);
  font-size:0.78rem;
  color:#8a7373;
  font-weight:600;
}
.temoin-google svg{width:18px; height:18px;}
.aa-title{
  text-align:center;
  font-family:'Playfair Display', serif;
  font-size:1.5rem;
  color:var(--red-dark);
  margin:10px auto 30px;
}
.aa-carousel{
  position:relative;
  max-width:760px;
  margin:0 auto;
}
.aa-track{
  display:flex;
  overflow:hidden;
  border-radius:20px;
  transition:transform 0.6s cubic-bezier(.4,0,.2,1);
}
.aa-slide{
  flex:0 0 100%;
}
.aa-block{
  position:relative;
  width:100%;
  aspect-ratio:16/9;
  max-height:75vh;
  overflow:hidden;
  background:#1a0807;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:aspect-ratio 0.3s ease;
}
.aa-placeholder{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  color:#fff;
  text-align:center;
  padding:0 12px;
}
.aa-placeholder span{
  font-family:'Playfair Display', serif;
  font-size:1rem;
  font-weight:600;
}
.aa-placeholder small{
  font-size:0.72rem;
  opacity:0.65;
  font-family:monospace;
  word-break:break-all;
}
.aa-video{
  width:100%;
  height:100%;
  object-fit:contain;
  opacity:0;
}
.aa-video.loaded{opacity:1;}

/* Contact */
.contact-section{padding:90px 5% 60px; text-align:center;}
.planity-btn{
  display:inline-block;
  margin:8px auto 50px;
  background:var(--red);
  color:#fff;
  text-decoration:none;
  padding:16px 38px;
  border-radius:32px;
  font-size:1.02rem;
  font-weight:600;
  letter-spacing:0.2px;
  box-shadow:0 10px 28px rgba(163,32,30,0.25);
  transition:background 0.2s ease, transform 0.2s ease;
}
.planity-btn:hover{background:var(--red-dark); transform:translateY(-2px);}
.contact-form-title{
  color:var(--red-dark);
  font-size:1.05rem;
  margin-bottom:8px;
  text-align:left;
}
.contact-grid{
  max-width:1000px;
  margin:0 auto;
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:50px;
  text-align:left;
}
.contact-form{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.contact-form input, .contact-form textarea{
  padding:14px 16px;
  border:1px solid #e9d2d0;
  border-radius:12px;
  font-family:inherit;
  font-size:0.92rem;
  outline:none;
  transition:border-color 0.2s ease;
}
.contact-form input:focus, .contact-form textarea:focus{border-color:var(--red);}
.contact-form button{
  background:var(--red);
  color:#fff;
  border:none;
  padding:14px;
  border-radius:12px;
  font-size:0.95rem;
  font-weight:500;
  cursor:pointer;
  transition:background 0.2s ease;
}
.contact-form button:hover{background:var(--red-dark);}
.contact-form button:disabled{
  background:#d9c4c1;
  cursor:not-allowed;
}
.form-note{font-size:0.85rem; color:var(--red); min-height:18px;}
.form-note-error{font-weight:600;}
.contact-infos h3{color:var(--red-dark); margin-bottom:16px;}
.contact-infos p{color:#5b4848; line-height:1.7; margin-bottom:14px; font-size:0.92rem;}

.site-footer{
  text-align:center;
  padding:26px;
  font-size:0.82rem;
  color:#8a7373;
  border-top:1px solid #f1dcda;
}
.footer-cookie-link{
  display:block;
  margin:8px auto 0;
  background:none;
  border:none;
  color:#8a7373;
  font-size:0.8rem;
  text-decoration:underline;
  cursor:pointer;
}
.footer-cookie-link:hover{color:var(--red);}

/* Bandeau de consentement cookies */
.cookie-banner{
  position:fixed;
  left:50%;
  bottom:-200px;
  transform:translateX(-50%);
  width:min(900px, 92vw);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px 26px;
  border-radius:18px;
  background:linear-gradient(160deg, rgba(255,255,255,0.96), rgba(255,248,246,0.96));
  border:1px solid rgba(163,32,30,0.18);
  box-shadow:0 18px 50px rgba(50,10,9,0.28);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  z-index:100;
  transition:bottom 0.5s cubic-bezier(.3,.9,.4,1);
}
.cookie-banner.visible{
  bottom:24px;
}
.cookie-banner-text{
  flex:1 1 420px;
  font-size:0.86rem;
  color:#5b4848;
  line-height:1.6;
}
.cookie-banner-text strong{
  display:block;
  color:var(--red-dark);
  font-size:0.95rem;
  margin-bottom:4px;
}
.cookie-banner-actions{
  display:flex;
  gap:12px;
  flex-shrink:0;
}
.cookie-btn{
  padding:11px 22px;
  border-radius:24px;
  font-size:0.88rem;
  font-weight:600;
  cursor:pointer;
  border:none;
  transition:background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.cookie-btn-decline{
  background:transparent;
  color:#8a7373;
  border:1px solid #d9c4c1;
}
.cookie-btn-decline:hover{background:#f3e4e2;}
.cookie-btn-accept{
  background:var(--red);
  color:#fff;
}
.cookie-btn-accept:hover{background:var(--red-dark); transform:translateY(-1px);}

@media (max-width: 600px){
  .cookie-banner{
    flex-direction:row;
    flex-wrap:nowrap;
    align-items:center;
    width:94vw;
    bottom:-300px;
    padding:14px 16px;
    gap:12px;
    border-radius:16px;
  }
  .cookie-banner.visible{bottom:12px;}
  .cookie-banner-text{
    flex:1 1 auto;
    font-size:0.74rem;
    line-height:1.4;
  }
  .cookie-banner-text strong{font-size:0.8rem; margin-bottom:2px;}
  .cookie-banner-actions{
    flex-direction:column;
    gap:6px;
    flex-shrink:0;
  }
  .cookie-btn{
    padding:8px 14px;
    font-size:0.76rem;
    white-space:nowrap;
  }
}

@media (max-width: 360px){
  .cookie-banner{padding:12px 14px; gap:8px;}
  .cookie-banner-text{font-size:0.68rem;}
  .cookie-banner-text strong{font-size:0.74rem;}
  .cookie-btn{padding:7px 10px; font-size:0.7rem;}
}

@media (max-width: 860px){
  .nav-burger{display:flex;}
  .nav-overlay{display:block;}

  .main-nav{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    position:fixed;
    top:0;
    right:0;
    height:100dvh;
    width:min(320px, 84vw);
    background:#fff8f6;
    padding:90px 28px 40px;
    margin:0;
    transform:translateX(100%);
    transition:transform 0.35s cubic-bezier(.3,.9,.4,1);
    z-index:50;
    overflow-y:auto;
    box-shadow:-12px 0 40px rgba(50,10,9,0.2);
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav a{padding:14px 2px; border-bottom:1px solid rgba(163,32,30,0.08);}
  .main-nav .nav-cta{
    margin-top:14px;
    text-align:center;
    border-bottom:none;
  }

  .nav-item{flex-direction:column; align-items:stretch;}
  .nav-item-label{
    padding:14px 2px;
    border-bottom:1px solid rgba(163,32,30,0.08);
    display:flex;
    align-items:center;
    justify-content:space-between;
  }
  .nav-item-label::after{
    content:'+';
    font-size:1.1rem;
    color:var(--red);
    transition:transform 0.25s ease;
  }
  .nav-item.open .nav-item-label::after{transform:rotate(45deg);}

  .nav-dropdown{
    position:static;
    opacity:1;
    pointer-events:auto;
    transform:none;
    min-width:0;
    max-height:0;
    overflow:hidden;
    padding:0;
    margin:0;
    border:none;
    box-shadow:none;
    background:transparent;
    backdrop-filter:none;
    -webkit-backdrop-filter:none;
    transition:max-height 0.3s ease;
  }
  .nav-item.open .nav-dropdown{
    max-height:1000px;
    padding:4px 0 10px 10px;
    transform:none;
  }
  .nav-dropdown-shine{display:none;}
  .nav-dropdown a{color:var(--text); padding:9px 8px; white-space:normal;}
  .nav-dropdown-category{padding-left:8px; white-space:normal;}

  .apropos-inner, .contact-grid{grid-template-columns:1fr;}
  .tarifs-grid, .temoignages-grid{grid-template-columns:1fr;}
  .car-slide{grid-template-columns:1fr;}
  .intro-title{font-size:2.4rem;}
  .tech-detail-grid{grid-template-columns:1fr;}
  .aa-prev{left:6px;}
  .aa-next{right:6px;}

  .site-header{padding:14px 5%;}
  .hero-banner{height:38vh; min-height:220px;}
  .liquid-glass-bar{padding:12px 20px; gap:12px;}
  .technos-section, .tarifs-section, .temoignages-section, .apropos-section, .contact-section, .tech-detail-section{padding-left:6%; padding-right:6%;}
  .car-img-wrap{min-height:240px;}
  .tour-btn{width:40px; height:40px;}
}

@media (max-width: 480px){
  .intro-title{font-size:1.95rem;}
  .intro-sub{font-size:0.85rem;}
  .logo-mark span{font-size:0.95rem;}
  .section-title{font-size:1.6rem;}
  .tech-detail-head h1{font-size:1.7rem;}
  .hero-banner{height:32vh; min-height:180px;}
  .planity-btn{padding:13px 26px; font-size:0.92rem;}
  .akene-wrap{width:200px; height:260px;}
}