:root{
  --brand:#7c4dff;
  --brand-d:#5b2fe0;
  --brand-l:#c4b0ff;
  --ink:#0c0a17;
  --ink2:#15122a;
  --line:rgba(255,255,255,.1);
  --text:#f6f4ff;
  --muted:#a29dc0;
  --wa:#25d366;
  --pad:clamp(18px,4vw,56px);
  --rh:clamp(120px,11vw,180px); /* hauteur de base d'une rangée du mur */
  --g:14px;
  --display:"Bricolage Grotesque",system-ui,sans-serif;
  --body:"DM Sans",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--text);font-family:var(--body);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3{font-family:var(--display);line-height:1;letter-spacing:-.035em}

/* barre de timeline (clin d'œil au logo) */
.timeline{position:fixed;left:0;right:0;top:0;height:4px;z-index:60;background:repeating-linear-gradient(90deg,rgba(255,255,255,.35) 0 22px,transparent 22px 30px)}
.timeline i{position:absolute;top:-3px;left:0;width:3px;height:14px;border-radius:2px;background:#fff;box-shadow:0 0 12px #fff}

/* header */
.top{position:absolute;top:0;left:0;right:0;z-index:30;display:flex;justify-content:space-between;align-items:center;padding:22px var(--pad)}
.brand{font-family:"Nunito",var(--display);font-weight:900;font-size:16px;letter-spacing:.01em;color:#fff;text-shadow:0 1px 0 #d9cbff,0 2px 0 #a98cff,0 4px 8px rgba(40,10,120,.35)}
.top-right{display:flex;align-items:center;gap:18px}
.lang{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:700;letter-spacing:.08em;color:rgba(255,255,255,.55)}
.lang button{padding:4px 2px;color:inherit}
.lang button.on{color:#fff;border-bottom:2px solid #fff}
.lang button:hover{color:#fff}
.pill{font-weight:700;font-size:14px;padding:10px 20px;border-radius:999px;transition:transform .2s}
.pill:hover{transform:translateY(-2px)}

/* hero violet */
.hero{position:relative;min-height:100svh;background:var(--brand);display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:30px;padding:120px var(--pad) 80px;overflow:hidden;isolation:isolate}
.hero::before{content:"";position:absolute;inset:auto -10% -45% -10%;height:80%;background:radial-gradient(closest-side,rgba(255,255,255,.22),transparent);z-index:-1}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:36px;height:10px;z-index:-1;background:repeating-linear-gradient(90deg,rgba(255,255,255,.28) 0 70px,transparent 70px 90px);border-radius:10px;opacity:.7}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hero-logo{--lw:clamp(300px,44vw,680px);position:relative;width:var(--lw);aspect-ratio:760/720;margin-left:-2%}
.logo-s{position:absolute;left:15.79%;top:-1.39%;width:71.05%;height:102.78%;transform:rotate(-6deg);z-index:2;filter:drop-shadow(0 20px 40px rgba(12,10,23,.25))}
.logo-playhead{filter:drop-shadow(0 6px 8px rgba(50,15,140,.35));position:absolute;left:48.8%;top:37.5%;width:7.5%;height:23.89%;overflow:visible;z-index:4;transform:rotate(-6deg)}
/* timeline : tirets animés par app.js, inclinés comme le S puis dispersés ; ils passent sous les vidéos */
.tl-layer{position:absolute;inset:0;z-index:3;pointer-events:none;overflow:hidden}
.tl-dash{position:absolute;left:0;top:0;border-radius:999px;will-change:transform}
.btn{display:inline-flex;align-items:center;gap:14px;justify-content:center;background:var(--ink);color:#fff;font-weight:700;padding:17px 28px;border-radius:999px;transition:transform .2s,box-shadow .2s;box-shadow:0 14px 40px -12px rgba(12,10,23,.7)}
.btn b{font-weight:500;transition:transform .2s}
.btn:hover{transform:translateY(-3px)}
.btn:hover b{transform:translateX(4px)}
.btn-lg{padding:13px 24px;font-size:15px}
.final{background:radial-gradient(60% 80% at 50% 70%,rgba(124,77,255,.45),transparent)}

/* pile de téléphones */
.hero-stack{position:relative;z-index:5;height:min(78vh,640px);display:flex;justify-content:center;align-items:center}
.phone{position:absolute;width:clamp(130px,16vw,230px);aspect-ratio:9/16;border-radius:26px;overflow:hidden;border:5px solid var(--ink);background:var(--ink2);box-shadow:0 30px 60px -20px rgba(12,10,23,.65)}
.phone video{width:100%;height:100%;object-fit:cover;display:block}
.phone:nth-child(1){transform:translateX(-88%) rotate(-9deg) translateY(30px)}
.phone:nth-child(2){transform:translateY(-24px) rotate(2deg);z-index:2;width:clamp(150px,19vw,270px)}
.phone:nth-child(3){transform:translateX(88%) rotate(9deg) translateY(36px)}

/* marquee */
.marquee{overflow:hidden;background:var(--ink);border-block:1px solid var(--line);padding:5px 0}
.marquee-track{display:flex;width:max-content;animation:slide 30s linear infinite}
.marquee-track span{font-family:var(--display);font-weight:800;font-size:clamp(13px,1.5vw,19px);letter-spacing:0;padding:0 16px 3px;white-space:nowrap}
.marquee-track span.f{color:var(--brand-l);-webkit-text-stroke:0}
@keyframes slide{to{transform:translateX(-50%)}}

/* work */
.work,.testi{background:radial-gradient(40% 60% at 12% 0%,rgba(124,77,255,.28),transparent 70%),radial-gradient(30% 40% at 90% 4%,rgba(196,176,255,.16),transparent 70%)}
.work,.testi,.final{padding:clamp(60px,9vw,120px) var(--pad) 0}
.work-head{display:flex;justify-content:flex-start;align-items:center;gap:8px 18px;flex-wrap:wrap;margin-bottom:34px}
h2{font-size:clamp(34px,5.6vw,76px);font-weight:800;max-width:900px}
/* liquid glass : verre peu dépoli, reflets nets sur les bords ; la réfraction (#lg-refract) est ajoutée sur Chrome/Edge */
.pill,.filters,.tag,.final .btn-lg{position:relative;color:#fff;border:0;
  background:rgba(255,255,255,.1);
  -webkit-backdrop-filter:blur(7px) saturate(190%) brightness(1.08);backdrop-filter:blur(7px) saturate(190%) brightness(1.08);
  box-shadow:inset 1.5px 1.5px 1px rgba(255,255,255,.7),inset -1px -1px 1px rgba(255,255,255,.35),inset 0 0 14px rgba(255,255,255,.14),0 10px 28px -8px rgba(12,10,23,.5)}
html.lg-refract .pill,html.lg-refract .filters,html.lg-refract .tag,html.lg-refract .final .btn-lg{
  -webkit-backdrop-filter:url(#lg-refract) blur(2px) saturate(190%) brightness(1.08);backdrop-filter:url(#lg-refract) blur(2px) saturate(190%) brightness(1.08)}
.pill::before,.final .btn-lg::before,.filters::before{content:"";position:absolute;inset:1px 10% auto;height:42%;border-radius:999px;
  background:linear-gradient(180deg,rgba(255,255,255,.42),rgba(255,255,255,0));pointer-events:none}
@media (prefers-reduced-transparency:reduce){
  .pill,.filters,.tag,.final .btn-lg{background:#5b2fe0;-webkit-backdrop-filter:none!important;backdrop-filter:none!important}
}
/* texte « liquid glass » : police arrondie, lettres translucides, contour lumineux, reflet sur le haut */
.marquee-track span:not(.f){color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.6)}

.filters{display:flex;gap:1px;padding:2px;border-radius:999px}
.chip{font-weight:700;font-size:9.5px;padding:3px 8px;border-radius:999px;color:rgba(255,255,255,.7);transition:.2s}
.chip:hover{color:#fff}
.chip.on{color:#fff;background:linear-gradient(180deg,rgba(150,110,255,.85),rgba(124,77,255,.6));box-shadow:inset 0 1px 0 rgba(255,255,255,.55),0 4px 14px rgba(124,77,255,.5)}

/* mur : vertical = 1 col x 3 lignes, horizontal = 2 col x 2 lignes */
.wall{display:flex;flex-wrap:wrap;gap:var(--g)}
.wall::after{content:"";flex-grow:999}
.card{position:relative;border-radius:18px;overflow:hidden;background:var(--ink2);border:1px solid var(--line);cursor:pointer;transition:transform .3s,border-color .3s,box-shadow .3s}
.card:hover{transform:translateY(-5px) scale(1.01);border-color:var(--brand);box-shadow:0 20px 50px -20px rgba(124,77,255,.8)}
/* chaque carte grandit selon son format : les rangées restent alignées et remplissent la largeur */
.wall .card.v{aspect-ratio:9/16;flex:81 1 calc(var(--rh)*9/16)}
.wall .card.h{aspect-ratio:16/9;flex:256 1 calc(var(--rh)*16/9)}
.card video{width:100%;height:100%;object-fit:cover;display:block}
.card iframe{position:absolute;inset:0;width:100%;height:100%;border:0;pointer-events:none}
.modal-yt{width:min(1100px,100%);aspect-ratio:16/9;border:0;border-radius:16px;background:#000}
.modal [hidden]{display:none}
.tag{position:absolute;left:12px;top:12px;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:6px 11px;border-radius:999px;}
.snd{position:absolute;right:12px;bottom:12px;font-size:12px;font-weight:700;padding:7px 12px;border-radius:999px;background:var(--brand);opacity:0;transform:translateY(6px);transition:.25s}
.card:hover .snd{opacity:1;transform:none}
.wall .card.out,.wall .card.clone{display:none}

/* témoignages */
.testi h2{white-space:nowrap;max-width:none;font-size:clamp(20px,5.2vw,76px)}
.testi-row{display:flex;gap:var(--g);overflow-x:auto;padding:4px 0 22px;scrollbar-width:none;margin-inline:calc(var(--pad)*-1);padding-inline:var(--pad)}
.testi-row .card{flex:none;height:clamp(220px,22vw,290px)}
.testi-row::-webkit-scrollbar{display:none}
.name{position:absolute;left:0;right:0;bottom:0;padding:40px 16px 14px;background:linear-gradient(transparent,rgba(0,0,0,.85));font-family:var(--display);font-weight:700;font-size:17px;pointer-events:none}

/* final */
.final{text-align:center;padding-bottom:clamp(70px,10vw,130px)}

footer{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;padding:24px var(--pad) 100px;color:var(--muted);font-size:13px;border-top:1px solid var(--line)}

/* remonté pour ne pas être caché par le badge « Powered by Netlify » */
.wa-float{position:fixed;right:18px;bottom:72px;z-index:40;width:58px;height:58px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 12px 34px rgba(37,211,102,.45);transition:transform .2s}
.wa-float:hover{transform:scale(1.1)}

/* modal */
.modal{position:fixed;inset:0;z-index:80;background:rgba(6,5,12,.93);display:grid;place-items:center;padding:20px}
.modal[hidden]{display:none}
.modal video{max-width:100%;max-height:90vh;border-radius:16px;background:#000}
.modal-close{position:absolute;top:16px;right:20px;font-size:22px;width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.12)}

@media (max-width:760px){
  /* hero : petit logo animé à gauche, les 3 téléphones à droite */
  .hero{grid-template-columns:.85fr 1.15fr;gap:6px;padding:86px var(--pad) 60px;min-height:auto}
  .hero-logo{--lw:38vw;margin-left:0}
  .hero-stack{height:62vw}
  .phone{width:19vw;border-width:3px;border-radius:14px}
  .phone:nth-child(2){width:22vw}
  .pill{display:none}
  /* mur : carrousel horizontal, une vidéo à la fois */
  .wall{flex-wrap:nowrap;overflow-x:auto;gap:12px;scrollbar-width:none;margin-inline:calc(var(--pad)*-1);padding-inline:var(--pad)}
  .wall::-webkit-scrollbar{display:none}
  .wall::after{display:none}
  .wall .card.clone{display:block}
  .wall .card.v{flex:none;width:46vw}
  .wall .card.h{flex:none;width:78vw}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}