/* ============================================================
   Beat Per Light — charte partagee (toutes pages interieures)
   Dark + spectre cyan->violine, ambre en filet fin, Game Of Squids pour les titres
   ============================================================ */
@font-face{
  font-family:"BPL Title";
  src:local("Game Of Squids"), local("GameOfSquids"), local("Game of Squids"),
      url("fonts/bpl-title.woff2") format("woff2"),
      url("fonts/bpl-title.otf") format("opentype"),
      url("fonts/bpl-title.ttf") format("truetype");
  font-display:swap;
}
:root{
  --ink:#050509; --panel:#0f1117; --panel2:#14171f; --line:rgba(255,255,255,.08);
  --paper:#F3F0E8; --muted:rgba(243,240,232,.66); --faint:rgba(243,240,232,.34);
  --cyan:#35E0FF; --violine:#5C30DE; --amber:#ED8A38;
  --accent-grad:linear-gradient(105deg,#35E0FF 0%,#7B57F0 42%,#5C30DE 100%);
  --title:"BPL Title","Bahnschrift","DIN Condensed","Oswald",Impact,sans-serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--paper);font-family:var(--sans);-webkit-font-smoothing:antialiased;line-height:1.5}
a{color:inherit}
img{max-width:100%;display:block}

/* ===== HEADER ===== */
.nav{position:sticky;top:0;z-index:40;display:flex;flex-direction:column;align-items:center;gap:12px;
  padding:16px 5vw 13px;background:rgba(5,5,9,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .logo{height:34px}
.nav .links{display:flex;gap:28px;flex-wrap:wrap;justify-content:center}
.nav .links a{font-family:var(--title);color:var(--muted);text-decoration:none;font-size:18px;
  letter-spacing:.10em;text-transform:uppercase;position:relative;padding-bottom:4px;transition:color .25s}
.nav .links a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--accent-grad);transition:right .28s cubic-bezier(.16,1,.3,1)}
.nav .links a:hover{color:var(--paper)} .nav .links a:hover::after{right:0}
.nav .links a.on{color:var(--paper)} .nav .links a.on::after{right:0}
@media(max-width:720px){.nav .links{gap:15px}.nav .links a{font-size:14px}}

/* ===== PAGE HEAD (banniere de page) ===== */
.phead{position:relative;padding:80px 5vw 52px;text-align:center;overflow:hidden;
  background:radial-gradient(120% 90% at 50% -20%, #14122a 0%, #0a0814 46%, #050509 80%)}
.phead .eyebrow{font-family:var(--title);font-size:15px;letter-spacing:.26em;text-transform:uppercase;color:var(--cyan)}
.phead h1{font-family:var(--title);font-size:clamp(38px,7vw,82px);letter-spacing:.02em;text-transform:uppercase;margin-top:12px;line-height:.95}
.phead p{max-width:660px;margin:18px auto 0;color:var(--muted);font-size:17px;line-height:1.65}
.phead .beam{position:absolute;top:-20%;width:2px;height:140%;background:linear-gradient(180deg,rgba(53,224,255,.5),transparent);filter:blur(1px);opacity:.45}
.phead .beam.b1{left:18%;transform:rotate(8deg)} .phead .beam.b2{right:22%;transform:rotate(-10deg)}

/* ===== SECTIONS ===== */
.sec{max-width:1180px;margin:0 auto;padding:62px 5vw}
.sec h2{font-family:var(--title);font-size:clamp(26px,3.4vw,40px);letter-spacing:.03em;text-transform:uppercase;line-height:1}
.sec .lead{color:var(--muted);font-size:17px;line-height:1.7;max-width:720px;margin-top:16px}
.eyebrow-s{font-family:var(--title);font-size:14px;letter-spacing:.22em;text-transform:uppercase;color:var(--cyan)}
.rule{width:54px;height:2px;background:var(--accent-grad);border-radius:2px;margin:14px 0 0}

/* deux colonnes texte/visuel */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media(max-width:820px){.split{grid-template-columns:1fr;gap:26px}}
.split .visual{border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:0 24px 60px rgba(0,0,0,.5)}
.split .visual img{width:100%;display:block}

/* cartes services */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
@media(max-width:820px){.cards3{grid-template-columns:1fr}}
.scard{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;
  transition:border-color .3s cubic-bezier(.2,0,0,1),transform .38s cubic-bezier(.2,0,0,1),box-shadow .38s cubic-bezier(.2,0,0,1)}
.scard:hover{border-color:rgba(237,138,56,.55);transform:translateY(-5px);
  box-shadow:0 20px 46px rgba(0,0,0,.5),0 0 0 1px rgba(237,138,56,.28),0 0 44px rgba(92,48,222,.13)}
.scard .k{font-family:var(--title);font-size:18px;letter-spacing:.05em;text-transform:uppercase;color:var(--paper)}
.scard .v{color:var(--muted);font-size:14.5px;line-height:1.6;margin-top:10px}
.scard .ic{width:42px;height:42px;border-radius:10px;border:1px solid var(--amber);display:flex;align-items:center;justify-content:center;
  color:var(--amber);font-family:var(--title);font-size:20px;margin-bottom:16px}

/* puces liste */
.ulist{list-style:none;margin-top:18px;display:grid;gap:12px}
.ulist li{position:relative;padding-left:24px;color:var(--muted);font-size:15.5px;line-height:1.55}
.ulist li::before{content:"";position:absolute;left:0;top:8px;width:9px;height:9px;border-radius:2px;background:var(--accent-grad)}
.ulist li b{color:var(--paper);font-weight:600}

/* galerie video (YouTube) */
.vgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:30px}
@media(max-width:820px){.vgrid{grid-template-columns:1fr}}
.vembed{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#000}
.vembed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* bandeau CTA */
.cta-band{position:relative;text-align:center;padding:70px 5vw;background:radial-gradient(110% 140% at 50% 0%,#14122a,#070710);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-band h2{font-family:var(--title);font-size:clamp(28px,4vw,46px);text-transform:uppercase;letter-spacing:.03em}
.cta-band p{color:var(--muted);margin-top:14px;font-size:16px}
.btn{position:relative;overflow:hidden;display:inline-block;margin-top:26px;font-family:var(--title);font-size:16px;letter-spacing:.06em;text-transform:uppercase;
  color:#dff0ff;text-decoration:none;padding:15px 30px;border-radius:12px;border:1px solid transparent;
  background-image:linear-gradient(rgba(8,10,16,.6),rgba(8,10,16,.6)),var(--accent-grad);background-origin:border-box;background-clip:padding-box,border-box;
  transition:transform .28s cubic-bezier(.2,0,0,1),box-shadow .3s cubic-bezier(.2,0,0,1)}
.btn::after{content:"";position:absolute;top:0;left:-130%;width:130%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);transition:left .65s cubic-bezier(.2,0,0,1);pointer-events:none}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(53,224,255,.24),0 0 0 1px rgba(53,224,255,.45)}
.btn:hover::after{left:130%}
.btn:active{transform:translateY(0)}
.btn.amber{background:transparent;background-image:none;border:1px solid var(--amber);color:var(--paper)}
.btn.amber:hover{box-shadow:0 12px 34px rgba(237,138,56,.22),0 0 0 1px rgba(237,138,56,.65)}

/* ===== FOOTER ===== */
.foot{background:#08080d;border-top:1px solid var(--line);padding:58px 5vw 28px}
.foot .grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:36px}
@media(max-width:760px){.foot .grid{grid-template-columns:1fr}}
.foot h3{font-family:var(--title);font-size:20px;letter-spacing:.05em;color:var(--paper);margin-bottom:14px}
.foot p,.foot a,.foot li{color:var(--muted);font-size:14px;line-height:1.7;text-decoration:none}
.foot a:hover{color:var(--paper)} .foot ul{list-style:none}
.form{display:grid;gap:10px;max-width:380px}
.form input,.form textarea{background:#0d0f15;border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--paper);font-family:inherit;font-size:14px}
.form textarea{min-height:84px;resize:vertical}
.form .send{justify-self:start;border:1px solid var(--amber);background:transparent;color:var(--paper);padding:11px 20px;border-radius:10px;cursor:pointer;font-weight:700;
  transition:transform .25s cubic-bezier(.2,0,0,1),box-shadow .3s,background .3s}
.form .send:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(237,138,56,.22);background:rgba(237,138,56,.08)}
.legalbar{max-width:1180px;margin:32px auto 0;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;color:var(--faint);font-size:12.5px}

/* ===== reveal au scroll — systeme directionnel (gauche / droite / bas) ===== */
/* etat de repos : invisible + decalage selon la direction posee par bpl-anim.js */
.rv{opacity:0;transform:translateY(50px);
  transition:opacity 1500ms cubic-bezier(.2,0,0,1),transform 1500ms cubic-bezier(.2,0,0,1);
  will-change:opacity,transform}
.rv.from-left {transform:translate3d(-64px,0,0)}
.rv.from-right{transform:translate3d(64px,0,0)}
.rv.from-bottom{transform:translate3d(0,50px,0)}
.rv.in{opacity:1;transform:translate3d(0,0,0)}
/* mode big-jump (scroll rapide) : tout remonte du bas, peu importe la position X */
.rv.is-jump{transform:translate3d(0,64px,0)!important}
.rv.is-jump.in{transform:translate3d(0,0,0)!important}
/* chargement initial above-the-fold : entree encore plus lente, cinematique */
.rv.is-load{transition-duration:2300ms}
/* fallback sans JS : on ne cache jamais le contenu si le script ne tourne pas */
@media (scripting: none){ .rv{opacity:1!important;transform:none!important} }
/* respect accessibilite : pas d'animation si l'utilisateur la refuse */
@media (prefers-reduced-motion: reduce){
  .rv{opacity:1!important;transform:none!important;transition:none!important}
}

/* ===== intro du menu : les liens convergent depuis les deux cotes vers le centre ===== */
.nav .links > *{opacity:0;transform:translateY(-10px);
  transition:opacity .9s cubic-bezier(.2,0,0,1),transform .9s cubic-bezier(.2,0,0,1)}
.nav .links > *.na-left {transform:translate3d(-64px,0,0)}
.nav .links > *.na-right{transform:translate3d(64px,0,0)}
.nav.nav-in .links > *{opacity:1;transform:translate3d(0,0,0)}
@media (prefers-reduced-motion: reduce){
  .nav .links > *{opacity:1!important;transform:none!important;transition:none!important}
}

/* ===== transition de page (fondu OPACITE UNIQUEMENT) =====
   IMPORTANT : aucun transform sur le body. Un transform sur un ancetre
   casse le position:sticky du header (il decroche / disparait au scroll
   ou au changement de page). Le fondu se fait donc seulement en opacite. */
.page-fade{animation:pageIn .5s ease both}
@keyframes pageIn{from{opacity:0}to{opacity:1}}
body.page-leaving{opacity:0;transition:opacity .24s ease}
@media (prefers-reduced-motion: reduce){
  .page-fade{animation:none}
  body.page-leaving{opacity:1;transition:none}
}


/* ===== switcher de langue (FR / EN) ===== */
.lang{display:inline-flex;gap:8px;align-items:center;margin-left:14px;padding-left:14px;border-left:1px solid var(--line)}
.lang .flag{display:inline-block;width:26px;height:17px;border-radius:3px;background-size:cover;background-position:center;
  border:1px solid rgba(255,255,255,.18);opacity:.5;transition:opacity .2s,transform .2s,box-shadow .2s}
.lang .flag:hover{opacity:1;transform:translateY(-1px)}
.lang .flag.on{opacity:1;box-shadow:0 0 0 1px var(--cyan),0 0 10px rgba(53,224,255,.4)}
.lang .flag[aria-disabled="true"]{cursor:not-allowed}
.lang .flag-fr{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 3 2'><rect width='3' height='2' fill='%23fff'/><rect width='1' height='2' fill='%23002654'/><rect x='2' width='1' height='2' fill='%23ce1126'/></svg>")}
.lang .flag-gb{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 30'><clipPath id='s'><rect width='60' height='30'/></clipPath><g clip-path='url(%23s)'><rect width='60' height='30' fill='%23012169'/><path d='M0,0 60,30M60,0 0,30' stroke='%23fff' stroke-width='6'/><path d='M0,0 60,30M60,0 0,30' stroke='%23C8102E' stroke-width='4'/><path d='M30,0 30,30M0,15 60,15' stroke='%23fff' stroke-width='10'/><path d='M30,0 30,30M0,15 60,15' stroke='%23C8102E' stroke-width='6'/></g></svg>")}

/* ===== reseaux sociaux (icones) ===== */
.socials{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.socials a{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;
  color:var(--muted);border:1px solid var(--line);background:rgba(255,255,255,.02);transition:all .22s}
.socials a svg{width:19px;height:19px;display:block}
.socials a:hover{color:var(--ink);background:var(--cyan);border-color:var(--cyan);transform:translateY(-2px)}
.foot .socials{margin-top:14px;justify-content:center}

/* ===== galerie Luminiscence (3 photos a hauteur egale, recadrage propre) ===== */
.lumi-gal .scard{padding:0;overflow:hidden;align-self:stretch}
.lumi-gal .scard img{width:100%;height:100%;min-height:340px;object-fit:cover;display:block;
  filter:saturate(1.03) contrast(1.03);transition:transform .7s cubic-bezier(.16,1,.3,1)}
.lumi-gal .scard:hover img{transform:scale(1.05)}
@media(max-width:820px){.lumi-gal .scard img{min-height:300px}}

/* ===== encart cookies (information, non bloquant) — en haut a droite, sous les drapeaux ===== */
.cookiebar{position:fixed;top:88px;right:18px;z-index:60;width:min(330px,calc(100vw - 36px));
  transform:translateX(calc(100% + 28px));opacity:0;
  background:linear-gradient(180deg,rgba(13,15,22,.97),rgba(8,9,14,.97));
  border:1px solid var(--line);border-radius:16px;padding:18px 18px 16px;
  box-shadow:0 26px 64px rgba(0,0,0,.66),0 0 0 1px rgba(53,224,255,.06);backdrop-filter:blur(12px);
  transition:transform .6s cubic-bezier(.2,0,0,1),opacity .6s ease}
.cookiebar.show{transform:translateX(0);opacity:1}
.cookiebar .ck-title{font-family:var(--title);font-size:16px;letter-spacing:.08em;text-transform:uppercase;margin:0 0 9px;
  background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--cyan)}
.cookiebar p{color:var(--muted);font-size:12.5px;line-height:1.55;margin:0 0 14px}
.cookiebar a{color:var(--cyan);text-decoration:none}
.cookiebar a:hover{text-decoration:underline}
.cookiebar .ck-ok{display:block;width:100%;text-align:center;font-family:var(--title);font-size:14px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink);background:var(--accent-grad);border:0;border-radius:11px;padding:12px 18px;cursor:pointer;
  transition:transform .22s cubic-bezier(.2,0,0,1),box-shadow .25s,filter .25s}
.cookiebar .ck-ok:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(53,224,255,.36);filter:brightness(1.07)}
@media(max-width:560px){.cookiebar{top:auto;bottom:16px;right:16px;left:16px;width:auto;transform:translateY(150%)}.cookiebar.show{transform:translateY(0)}}