/* ==========================================================================
   THE WORLD IS AN ART — Musée virtuel
   Design : glassmorphism + aurora anime + cartes 3D
   Mobile-first. Vanilla CSS, aucune dependance.
   ========================================================================== */

:root{
  --pink:#ff2e93;      --magenta:#f21fbf;  --violet:#8a2be2;  --indigo:#4b2bff;
  --cyan:#00f0ff;      --turquoise:#00d1c1;--lime:#b6ff00;   --yellow:#ffe600;
  --orange:#ff6b00;    --coral:#ff4d5e;

  --dark:#07040f;      --dark-2:#0d0722;   --dark-3:#150b30;
  --text:#f8f5ff;      --soft:rgba(248,245,255,.76); --mute:rgba(248,245,255,.48);

  --glass:rgba(255,255,255,.06);
  --glass-2:rgba(255,255,255,.12);
  --border:rgba(255,255,255,.16);
  --shadow:0 18px 48px rgba(0,0,0,.5);

  --radius:16px;  --radius-sm:10px;
  --grad-flash:linear-gradient(115deg,var(--pink),var(--orange) 35%,var(--yellow) 60%,var(--cyan));
  --grad-aurora:linear-gradient(120deg,var(--pink),var(--violet),var(--cyan),var(--lime),var(--yellow),var(--pink));

  --font-title:"Space Grotesk","Outfit",system-ui,-apple-system,sans-serif;
  --font-body:"Outfit",system-ui,-apple-system,"Segoe UI",sans-serif;
  --nav-h:64px;
  --ease:cubic-bezier(.22,.68,.32,1);
}

*,*::before,*::after{box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--dark);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}

h1,h2,h3,h4{font-family:var(--font-title);line-height:1.12;margin:0 0 .5em;letter-spacing:-.01em;}
h1{font-size:clamp(2.1rem,8vw,4.6rem);font-weight:700;}
h2{font-size:clamp(1.6rem,6vw,2.9rem);font-weight:700;}
h3{font-size:clamp(1.1rem,4vw,1.5rem);font-weight:600;}
p{margin:0 0 1em;}

::selection{background:var(--pink);color:#fff;}

/* ------------------------------------------------------------------ AURORA */
.aurora{
  position:fixed;inset:-20%;z-index:-2;pointer-events:none;
  background:var(--grad-aurora);
  background-size:400% 400%;
  animation:auroraMove 26s ease-in-out infinite;
  opacity:.34;
  filter:blur(90px) saturate(1.5);
}
.aurora--b{
  position:fixed;inset:-30%;z-index:-3;pointer-events:none;
  background:radial-gradient(60% 50% at 20% 15%,rgba(138,43,226,.5),transparent 60%),
             radial-gradient(50% 45% at 85% 30%,rgba(0,240,255,.35),transparent 60%),
             radial-gradient(55% 50% at 50% 90%,rgba(255,46,147,.4),transparent 60%);
  animation:auroraPulse 18s ease-in-out infinite alternate;
}
@keyframes auroraMove{
  0%{background-position:0% 50%;}
  50%{background-position:100% 50%;}
  100%{background-position:0% 50%;}
}
@keyframes auroraPulse{
  0%{opacity:.5;transform:translate3d(0,0,0) scale(1);}
  100%{opacity:.85;transform:translate3d(2%,-2%,0) scale(1.08);}
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(90% 60% at 50% 0%,rgba(7,4,15,0) 0%,rgba(7,4,15,.72) 70%,var(--dark) 100%);
}

/* ------------------------------------------------------------------- LAYOUT */
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 18px;}
.section{padding:54px 0;position:relative;}
.section--tight{padding:38px 0;}
.center{text-align:center;}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);}

.glass{
  background:var(--glass);
  border:1px solid var(--border);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-radius:var(--radius);
}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan);}
.center .eyebrow::before{display:none;}

.section-head{max-width:660px;margin:0 auto 32px;text-align:center;}
.section-head p{color:var(--soft);margin:0;}

.title-grad{
  background:var(--grad-flash);
  background-size:220% auto;
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
  animation:shine 7s linear infinite;
}
@keyframes shine{to{background-position:220% center;}}

.rule{
  width:74px;height:3px;margin:18px auto;border-radius:3px;
  background:var(--grad-flash);background-size:200% auto;
  animation:shine 5s linear infinite;
}

/* ------------------------------------------------------------------ BOUTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:8px 18px;
  border-radius:7px;
  border:1px solid transparent;
  font-size:.92rem;font-weight:600;line-height:1.2;
  cursor:pointer;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease);
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:none;}
.btn--flash{
  background:var(--grad-flash);background-size:200% auto;color:#12061f;
  box-shadow:0 4px 14px rgba(255,46,147,.35);
}
.btn--flash:hover{background-position:right center;transform:translateY(-2px);box-shadow:0 8px 22px rgba(255,46,147,.45);}
.btn--glass{background:var(--glass-2);border-color:var(--border);color:#fff;backdrop-filter:blur(12px);}
.btn--glass:hover{background:rgba(255,255,255,.2);transform:translateY(-2px);}
.btn--ghost{background:transparent;border-color:var(--border);color:var(--soft);}
.btn--ghost:hover{color:#fff;border-color:var(--cyan);}
.btn--lg{padding:12px 26px;font-size:1rem;border-radius:9px;}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;}

/* -------------------------------------------------------------------- NAVBAR */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:80;
  height:var(--nav-h);
  background:transparent;
  transition:background .35s var(--ease),backdrop-filter .35s var(--ease),border-color .35s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(7,4,15,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom-color:var(--border);
}
.nav__inner{
  height:100%;width:100%;max-width:1240px;margin:0 auto;padding:0 18px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{display:flex;align-items:center;gap:11px;flex:none;}
.brand__mark{
  width:38px;height:38px;border-radius:10px;flex:none;
  display:grid;place-items:center;
  font-family:var(--font-title);font-weight:700;font-size:1.15rem;color:#12061f;
  background:var(--grad-flash);background-size:200% auto;
  box-shadow:0 4px 14px rgba(255,46,147,.4);
}
.brand__txt{display:flex;flex-direction:column;line-height:1.05;}
.brand__txt span{font-family:var(--font-title);font-weight:600;font-size:.97rem;letter-spacing:-.01em;}
.brand__txt small{font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);}
.nav__links{display:none;align-items:center;gap:2px;}
.nav__links a{
  padding:7px 12px;border-radius:8px;font-size:.9rem;font-weight:500;color:var(--soft);
  transition:color .2s,background .2s;
}
.nav__links a:hover{color:#fff;background:var(--glass);}
.nav__links a.active{color:#fff;background:var(--glass-2);}
.nav__cta{display:none;}
.burger{
  width:40px;height:40px;flex:none;border:1px solid var(--border);border-radius:9px;
  background:var(--glass);display:grid;place-content:center;gap:4px;cursor:pointer;
}
.burger span{display:block;width:17px;height:2px;background:#fff;border-radius:2px;transition:.3s var(--ease);}
.burger.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.burger.open span:nth-child(2){opacity:0;}
.burger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.mobile-menu{
  position:fixed;top:var(--nav-h);left:0;right:0;z-index:79;
  background:rgba(7,4,15,.96);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  padding:14px 18px 22px;
  display:flex;flex-direction:column;gap:2px;
  transform:translateY(-12px);opacity:0;visibility:hidden;
  transition:.3s var(--ease);
}
.mobile-menu.open{transform:translateY(0);opacity:1;visibility:visible;}
.mobile-menu a{padding:12px 6px;border-radius:8px;font-size:1.02rem;font-weight:500;border-bottom:1px solid rgba(255,255,255,.06);}
.mobile-menu a.active{color:var(--cyan);}
.mobile-menu .btn{margin-top:14px;border-bottom:none;}

/* --------------------------------------------------------------------- HERO */
.hero{
  position:relative;min-height:640px;
  display:flex;align-items:center;
  padding:calc(var(--nav-h) + 40px) 0 46px;
  overflow:hidden;
}
.hero__slides{position:absolute;inset:0;z-index:0;}
.hero__slide{
  position:absolute;inset:0;
  background-size:contain;background-repeat:no-repeat;background-position:center center;
  opacity:0;transform:scale(1.08);
  transition:opacity 1.6s var(--ease),transform 7s linear;
  filter:saturate(1.05);
}
.hero__slide.is-active{opacity:1;transform:scale(1);}
.hero__veil{
  position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(75% 60% at 50% 45%,rgba(7,4,15,.55) 0%,rgba(7,4,15,.9) 70%,var(--dark) 100%),
    linear-gradient(180deg,rgba(7,4,15,.72),rgba(7,4,15,.35) 40%,rgba(7,4,15,.95));
}
.hero__content{position:relative;z-index:2;width:100%;max-width:920px;margin:0 auto;padding:26px 22px;text-align:center;}
.hero__kicker{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 13px;border-radius:7px;margin-bottom:18px;
  background:var(--glass-2);border:1px solid var(--border);
  font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;color:var(--cyan);
}
.hero h1{text-shadow:0 14px 44px rgba(0,0,0,.65);}
.hero__lead{font-size:clamp(1rem,4vw,1.2rem);color:var(--soft);max-width:620px;margin:0 auto 26px;}
.hero .btn-row{justify-content:center;}
.hero__dots{display:flex;justify-content:center;gap:8px;margin-top:30px;flex-wrap:wrap;}
.hero__dots button{
  width:8px;height:8px;padding:0;border-radius:50%;border:none;cursor:pointer;
  background:rgba(255,255,255,.28);transition:.3s var(--ease);
}
.hero__dots button.is-active{background:var(--cyan);width:26px;border-radius:4px;}
.hero__scroll{
  position:absolute;bottom:18px;left:50%;transform:translateX(-50%);z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:7px;
  font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);
}
.hero__scroll span{width:1px;height:30px;background:linear-gradient(var(--cyan),transparent);}

/* ------------------------------------------------------------------ MARQUEE */
.marquee{
  overflow:hidden;border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  background:rgba(255,255,255,.03);padding:12px 0;
}
.marquee__track{display:flex;gap:38px;width:max-content;animation:slide 34s linear infinite;}
.marquee__track span{
  font-family:var(--font-title);font-size:.86rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--mute);white-space:nowrap;
}
@keyframes slide{to{transform:translateX(-50%);}}

/* --------------------------------------------------------------------- STATS */
.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.stat{
  padding:20px 14px;text-align:center;
  background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);
  backdrop-filter:blur(12px);
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.stat:hover{transform:translateY(-4px);border-color:rgba(0,240,255,.4);}
.stat b{
  display:block;font-family:var(--font-title);font-size:clamp(1.6rem,7vw,2.3rem);
  background:var(--grad-flash);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat span{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);}

/* ------------------------------------------------------------------ SPLIT */
.split{display:grid;grid-template-columns:1fr;gap:26px;align-items:center;}
.split__media{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--shadow);position:relative;
}
.split__media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split__txt p{color:var(--soft);}
.checklist{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:11px;}
.checklist li{display:flex;align-items:flex-start;gap:11px;color:var(--soft);font-size:.96rem;}
.checklist svg{width:19px;height:19px;flex:none;margin-top:3px;stroke:var(--lime);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}

/* ------------------------------------------------------------- CARTES OEUVRES */
.cards{display:grid;grid-template-columns:1fr;gap:18px;}
.card3d{
  position:relative;
  padding:0 0 20px;
  background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  overflow:hidden;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s var(--ease);
  transform-style:preserve-3d;
}
.card3d::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius);pointer-events:none;
  background:linear-gradient(135deg,rgba(255,255,255,.14),transparent 42%);
  opacity:0;transition:opacity .45s var(--ease);
}
.card3d:hover{
  transform:translateY(-8px) rotateX(3deg) rotateY(-3deg) scale(1.012);
  box-shadow:0 26px 60px rgba(0,0,0,.6),0 0 0 1px rgba(0,240,255,.3);
  border-color:rgba(0,240,255,.35);
}
.card3d:hover::after{opacity:1;}
.card3d__img{
  position:relative;aspect-ratio:4/3;overflow:hidden;
  background:linear-gradient(140deg,var(--dark-2),var(--dark-3));
}
.card3d__img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);}
.card3d:hover .card3d__img img{transform:scale(1.09);}
.card3d__body{padding:16px 16px 0;}
.card3d h3{margin-bottom:.35em;}
.card3d p{color:var(--soft);font-size:.93rem;margin-bottom:0;}
.card3d__tag{
  display:inline-block;margin-bottom:9px;padding:3px 9px;border-radius:5px;
  font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;
  background:var(--glass-2);border:1px solid var(--border);color:var(--cyan);
}
.card3d ul{display:flex;flex-wrap:wrap;gap:7px;margin:14px 0 0;padding:0;list-style:none;}
.card3d ul li{
  padding:3px 9px;border-radius:5px;font-size:.72rem;color:var(--soft);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.card3d__ico{
  position:absolute;top:12px;right:12px;z-index:2;
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(7,4,15,.62);border:1px solid var(--border);backdrop-filter:blur(10px);
}
.card3d__ico svg{width:20px;height:20px;stroke:#fff;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}

/* ---------------------------------------------------------------- COLLECTIONS */
.filters{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:26px;}
.filters button{
  padding:7px 15px;border-radius:7px;cursor:pointer;font-size:.86rem;font-weight:500;
  background:var(--glass);border:1px solid var(--border);color:var(--soft);
  transition:.25s var(--ease);
}
.filters button:hover{color:#fff;border-color:var(--cyan);}
.filters button.active{
  background:var(--grad-flash);background-size:200% auto;border-color:transparent;color:#12061f;font-weight:600;
}

.grid-oeuvres{display:grid;grid-template-columns:1fr;gap:16px;}
.oeuvre-card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--border);background:var(--dark-2);
  cursor:pointer;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s var(--ease);
}
.oeuvre-card:hover{
  transform:translateY(-7px) scale(1.01);
  box-shadow:0 24px 56px rgba(0,0,0,.62);
  border-color:rgba(0,240,255,.4);
}
.oeuvre-card.is-hidden{display:none;}
.oeuvre-card__media{position:relative;aspect-ratio:4/5;overflow:hidden;background:linear-gradient(150deg,var(--dark-2),var(--dark-3));}
.oeuvre-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease);}
.oeuvre-card:hover .oeuvre-card__media img{transform:scale(1.07);}
.oeuvre-card__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 28%,rgba(7,4,15,.42) 62%,rgba(7,4,15,.95));
}
.oeuvre-card__zoom{
  position:absolute;top:11px;right:11px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 10px;border-radius:6px;
  background:rgba(7,4,15,.6);border:1px solid var(--border);backdrop-filter:blur(10px);
  font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:#fff;
  opacity:0;transform:translateY(-6px);transition:.35s var(--ease);
}
.oeuvre-card:hover .oeuvre-card__zoom{opacity:1;transform:translateY(0);}
.oeuvre-card__zoom svg{width:13px;height:13px;}
.oeuvre-card__body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:16px;}
.oeuvre-card__body small{
  display:block;font-size:.66rem;letter-spacing:.15em;text-transform:uppercase;color:var(--cyan);margin-bottom:5px;
}
.oeuvre-card__body b{display:block;font-family:var(--font-title);font-size:1.08rem;font-weight:600;line-height:1.2;}
.oeuvre-card__body em{display:block;font-style:normal;font-size:.82rem;color:var(--soft);margin-top:4px;}

/* ----------------------------------------------------------------- QUOTES */
.quotes{display:grid;grid-template-columns:1fr;gap:16px;}
.quote{
  padding:22px;background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);
  backdrop-filter:blur(12px);transition:transform .35s var(--ease),border-color .35s var(--ease);
}
.quote:hover{transform:translateY(-5px);border-color:rgba(255,46,147,.4);}
.quote p{color:var(--soft);font-size:.96rem;font-style:italic;}
.quote__who{display:flex;align-items:center;gap:11px;}
.quote__who img{width:42px;height:42px;border-radius:50%;object-fit:cover;border:1px solid var(--border);}
.quote__who b{display:block;font-size:.92rem;}
.quote__who small{font-size:.76rem;color:var(--mute);}

/* ------------------------------------------------------------------- SOCIAL */
.contact-grid{display:grid;grid-template-columns:1fr;gap:14px;}
.social-large{
  display:flex;align-items:center;gap:14px;
  padding:16px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--border);backdrop-filter:blur(12px);
  transition:transform .3s var(--ease),border-color .3s var(--ease),background .3s;
}
.social-large:hover{transform:translateY(-4px);border-color:var(--cyan);background:var(--glass-2);}
.social-large__ico{
  width:44px;height:44px;flex:none;border-radius:11px;display:grid;place-items:center;
  background:var(--grad-flash);background-size:200% auto;
}
.social-large__ico svg{fill:#12061f;}
.social-large b{display:block;font-size:.98rem;}
.social-large small{font-size:.8rem;color:var(--soft);}
.socials{display:flex;flex-wrap:wrap;gap:9px;}
.socials--center{justify-content:center;}
.socials a{
  width:38px;height:38px;border-radius:9px;display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--border);transition:.28s var(--ease);
}
.socials a:hover{transform:translateY(-3px);border-color:var(--cyan);background:var(--glass-2);}
.socials svg{fill:#fff;}

/* --------------------------------------------------------------------- CTA */
.cta-band{
  padding:34px 22px;text-align:center;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--border);
  backdrop-filter:blur(16px);
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.2;
  background:var(--grad-aurora);background-size:300% 300%;animation:auroraMove 18s ease infinite;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band p{color:var(--soft);max-width:560px;margin:0 auto 22px;}
.cta-band .btn-row{justify-content:center;}

/* -------------------------------------------------------------- PAGE INTERNE */
.page-hero{
  position:relative;padding:calc(var(--nav-h) + 56px) 0 46px;overflow:hidden;text-align:center;
}
.page-hero__bg{
  position:absolute;inset:0;z-index:0;
  background-size:cover;background-position:center;
  opacity:.4;filter:saturate(1.1);
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:radial-gradient(70% 70% at 50% 40%,rgba(7,4,15,.6),rgba(7,4,15,.95) 72%,var(--dark));
}
.page-hero .wrap{position:relative;z-index:2;}
.page-hero p{color:var(--soft);max-width:600px;margin:0 auto;}
.crumbs{display:flex;flex-wrap:wrap;gap:7px;justify-content:center;font-size:.8rem;color:var(--mute);margin-top:14px;}
.crumbs a:hover{color:var(--cyan);}

/* ------------------------------------------------------------------- FOOTER */
.footer{
  margin-top:34px;padding:44px 0 22px;
  border-top:1px solid var(--border);
  background:rgba(255,255,255,.02);
}
.footer__grid{display:grid;grid-template-columns:1fr;gap:28px;}
.footer p{color:var(--soft);font-size:.9rem;}
.footer h4{
  font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px;
}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:9px;}
.footer ul a{font-size:.9rem;color:var(--soft);transition:color .2s;}
.footer ul a:hover{color:#fff;}
.footer__bottom{
  margin-top:32px;padding-top:18px;border-top:1px solid var(--border);
  display:flex;flex-direction:column;gap:8px;align-items:center;text-align:center;
  font-size:.8rem;color:var(--mute);
}

/* ------------------------------------------------------------------- REVEAL */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}
.reveal--d1{transition-delay:.1s;}
.reveal--d2{transition-delay:.2s;}
.reveal--d3{transition-delay:.3s;}

/* ============================================================ VISIONNEUSE ZOOM */
.viewer{
  position:fixed;inset:0;z-index:200;
  background:rgba(4,2,9,.97);
  backdrop-filter:blur(10px);
  display:flex;flex-direction:column;
  opacity:0;visibility:hidden;transition:opacity .34s var(--ease),visibility .34s;
}
.viewer.active{opacity:1;visibility:visible;}
.viewer__bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:10px 12px;border-bottom:1px solid var(--border);
  background:rgba(7,4,15,.8);
}
.viewer__title{flex:1;min-width:130px;}
.viewer__title b{display:block;font-family:var(--font-title);font-size:.98rem;line-height:1.2;}
.viewer__title small{font-size:.74rem;color:var(--soft);}
.viewer__tools{display:flex;align-items:center;gap:7px;}
.vbtn{
  width:38px;height:38px;flex:none;border-radius:8px;cursor:pointer;
  display:grid;place-items:center;
  background:var(--glass-2);border:1px solid var(--border);color:#fff;
  transition:.24s var(--ease);
}
.vbtn:hover{background:rgba(255,255,255,.22);border-color:var(--cyan);}
.vbtn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.vbtn--close:hover{background:var(--coral);border-color:var(--coral);}
.viewer__stage{
  flex:1;position:relative;overflow:hidden;touch-action:none;
  cursor:grab;
  background:
    radial-gradient(60% 60% at 50% 50%,rgba(138,43,226,.14),transparent 70%);
}
.viewer__stage.grabbing{cursor:grabbing;}
.viewer__stage img{
  position:absolute;top:50%;left:50%;
  transform-origin:center center;
  will-change:transform;
  user-select:none;-webkit-user-drag:none;
  box-shadow:0 30px 90px rgba(0,0,0,.8);
  max-width:none;
}
.viewer__hint{
  position:absolute;left:50%;bottom:14px;transform:translateX(-50%);z-index:3;
  padding:7px 14px;border-radius:7px;
  background:rgba(7,4,15,.75);border:1px solid var(--border);
  font-size:.76rem;color:var(--soft);
  transition:opacity .5s;text-align:center;pointer-events:none;
}
.viewer__hint.hide{opacity:0;}
.viewer__zoomlabel{
  min-width:52px;text-align:center;font-size:.8rem;font-weight:600;color:var(--cyan);
}

/* ============================================================ VISITE GUIDE */
.tour{display:grid;grid-template-columns:1fr;gap:20px;}
.tour__stage{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--border);background:var(--dark-2);
  aspect-ratio:4/3;
}
.tour__frame{position:absolute;inset:0;overflow:hidden;}
.tour__frame img{
  position:absolute;top:50%;left:50%;
  transform-origin:center center;
  transition:transform 1.5s var(--ease);
  max-width:none;
}
.tour__spot{
  position:absolute;z-index:3;width:34px;height:34px;border-radius:50%;
  border:2px solid #fff;cursor:pointer;
  background:rgba(255,46,147,.75);
  box-shadow:0 0 0 6px rgba(255,46,147,.22),0 6px 18px rgba(0,0,0,.5);
  transform:translate(-50%,-50%);
  transition:.3s var(--ease);
}
.tour__spot:hover{background:var(--cyan);box-shadow:0 0 0 8px rgba(0,240,255,.25),0 6px 18px rgba(0,0,0,.5);}
.tour__spot::after{
  content:attr(data-n);position:absolute;inset:0;display:grid;place-items:center;
  font-size:.78rem;font-weight:700;color:#fff;
}
.tour__spot.is-active{background:var(--cyan);}
.tour__caption{
  position:absolute;left:12px;right:12px;bottom:12px;z-index:4;
  padding:13px 15px;border-radius:var(--radius-sm);
  background:rgba(7,4,15,.82);border:1px solid var(--border);backdrop-filter:blur(14px);
}
.tour__caption b{display:block;font-family:var(--font-title);font-size:.98rem;margin-bottom:3px;}
.tour__caption p{margin:0;font-size:.88rem;color:var(--soft);}
.tour__steps{display:flex;flex-wrap:wrap;gap:7px;}
.tour__steps button{
  width:34px;height:34px;border-radius:8px;cursor:pointer;
  background:var(--glass);border:1px solid var(--border);color:var(--soft);
  font-size:.84rem;font-weight:600;transition:.25s var(--ease);
}
.tour__steps button:hover{color:#fff;border-color:var(--cyan);}
.tour__steps button.active{background:var(--grad-flash);background-size:200% auto;color:#12061f;border-color:transparent;}
.tour__nav{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;margin-top:14px;}
.tour-list{display:grid;grid-template-columns:1fr;gap:14px;}
.tour-card{
  display:flex;flex-direction:column;overflow:hidden;cursor:pointer;
  border-radius:var(--radius);border:1px solid var(--border);background:var(--glass);
  backdrop-filter:blur(12px);
  transition:transform .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease);
}
.tour-card:hover{transform:translateY(-6px);border-color:rgba(0,240,255,.4);box-shadow:0 22px 52px rgba(0,0,0,.55);}
.tour-card__img{aspect-ratio:16/9;overflow:hidden;background:var(--dark-3);}
.tour-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);}
.tour-card:hover .tour-card__img img{transform:scale(1.06);}
.tour-card__body{padding:15px 16px 18px;}
.tour-card__body b{display:block;font-family:var(--font-title);font-size:1.06rem;margin-bottom:5px;}
.tour-card__body p{margin:0;font-size:.9rem;color:var(--soft);}

/* ============================================================ FICHE OEUVRE */
.art{
  display:grid;grid-template-columns:1fr;gap:24px;align-items:start;
}
.art__frame{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--border);
  background:linear-gradient(140deg,var(--dark-2),var(--dark-3));
  box-shadow:var(--shadow);cursor:zoom-in;
}
.art__frame img{width:100%;max-height:70vh;object-fit:contain;transition:transform .7s var(--ease);}
.art__frame:hover img{transform:scale(1.03);}
.art__zoomtag{
  position:absolute;left:12px;bottom:12px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:7px;
  background:rgba(7,4,15,.72);border:1px solid var(--border);backdrop-filter:blur(10px);
  font-size:.76rem;font-weight:600;
}
.art__zoomtag svg{width:14px;height:14px;stroke:var(--cyan);fill:none;stroke-width:2;}
.art__meta{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0 0;}
.meta-i{
  padding:11px 12px;border-radius:var(--radius-sm);
  background:var(--glass);border:1px solid var(--border);
}
.meta-i small{display:block;font-size:.64rem;letter-spacing:.13em;text-transform:uppercase;color:var(--mute);margin-bottom:3px;}
.meta-i b{font-size:.88rem;font-weight:600;line-height:1.3;}
.art__facts{display:grid;gap:12px;margin-top:6px;}
.fact{padding:14px 15px;border-radius:var(--radius-sm);background:var(--glass);border:1px solid var(--border);}
.fact small{display:block;font-size:.64rem;letter-spacing:.13em;text-transform:uppercase;color:var(--cyan);margin-bottom:6px;}
.fact p{margin:0;font-size:.93rem;color:var(--soft);}
.art__nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:28px;}
.art__pager{
  display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:var(--radius-sm);
  background:var(--glass);border:1px solid var(--border);max-width:100%;
  transition:.3s var(--ease);
}
.art__pager:hover{border-color:var(--cyan);background:var(--glass-2);}
.art__pager img{width:46px;height:46px;border-radius:7px;object-fit:cover;flex:none;}
.art__pager small{display:block;font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);}
.art__pager b{font-size:.88rem;font-weight:600;display:block;line-height:1.25;}
.art__pager svg{width:16px;height:16px;flex:none;stroke:var(--cyan);fill:none;stroke-width:2;}

/* ------------------------------------------------------------------- ONGLETS */
.tabs{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px;}
.tabs button{
  padding:8px 15px;border-radius:7px;cursor:pointer;font-size:.87rem;font-weight:500;
  background:var(--glass);border:1px solid var(--border);color:var(--soft);
  transition:.25s var(--ease);
}
.tabs button.active{background:var(--grad-flash);background-size:200% auto;color:#12061f;border-color:transparent;font-weight:600;}

/* ------------------------------------------------------------------ MESSAGE */
.empty{padding:34px 20px;text-align:center;color:var(--soft);border-radius:var(--radius);border:1px dashed var(--border);}

/* ================================================================ RESPONSIVE */
@media (min-width:600px){
  .wrap{padding:0 26px;}
  .section{padding:66px 0;}
  .cards{grid-template-columns:1fr 1fr;}
  .grid-oeuvres{grid-template-columns:1fr 1fr;}
  .tour-list{grid-template-columns:1fr 1fr;}
  .stats{grid-template-columns:repeat(4,1fr);}
  .footer__grid{grid-template-columns:1.4fr 1fr 1fr;}
  .contact-grid{grid-template-columns:repeat(3,1fr);}
  .art__meta{grid-template-columns:repeat(4,1fr);}
  .viewer__bar{padding:12px 18px;}
}

@media (min-width:900px){
  :root{--nav-h:74px;}
  .section{padding:84px 0;}
  .nav__links{display:flex;}
  .nav__cta{display:inline-flex;}
  .burger{display:none;}
  .cards{grid-template-columns:repeat(3,1fr);}
  .grid-oeuvres{grid-template-columns:repeat(3,1fr);}
  .quotes{grid-template-columns:repeat(3,1fr);}
  .split{grid-template-columns:1fr 1fr;gap:46px;}
  .tour{grid-template-columns:1.7fr 1fr;gap:26px;}
  .art{grid-template-columns:1.35fr 1fr;gap:38px;}
  .footer__grid{grid-template-columns:1.6fr 1fr 1fr 1.1fr;}
  .footer__bottom{flex-direction:row;justify-content:space-between;text-align:left;}
  .hero{min-height:760px;}
  .cta-band{padding:52px 44px;}
}

@media (min-width:1200px){
  .grid-oeuvres{grid-template-columns:repeat(4,1fr);}
}

/* -------------------------------------------------------------------- MOTION */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;}
  .reveal{opacity:1;transform:none;}
}