/* ===========================================================
   PRISMORAE — scroll-scrub edition
   La vidéo de fond avance/recule avec le scroll.
   =========================================================== */

:root{
  --bg:#000005;
  --ink:#fbfcff;
  --muted:#c2c6d4;
  --faint:#9498a8;
  --line:rgba(255,255,255,.10);
  --c-cyan:#6ad8e8;
  --c-blue:#5b8cff;
  --c-violet:#a779ff;
  --c-pink:#e98cf0;
  --grad-iri:linear-gradient(100deg,#6ad8e8 0%,#5b8cff 32%,#a779ff 62%,#e98cf0 100%);
  --ease:cubic-bezier(.22,.61,.18,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:auto}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:"Satoshi",system-ui,sans-serif;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}

/* ---------- Scroll track : crée la distance de scrub ---------- */
.scroller{height:760vh;width:1px;pointer-events:none}

/* ---------- Fond vidéo scrubbé ---------- */
.scrubvideo{position:fixed;inset:0;z-index:0;overflow:hidden;background:var(--bg)}
.scrubvideo video{
  position:absolute;top:50%;left:50%;
  width:100%;height:100%;
  transform:translate(-50%,-50%) scale(1.04);
  object-fit:cover;
  filter:saturate(1.02) contrast(1.02) brightness(.66);
}
.scrim{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(90deg,rgba(0,0,6,.74) 0%,rgba(0,0,6,.22) 30%,rgba(0,0,6,.14) 50%,rgba(0,0,6,.34) 72%,rgba(0,0,6,.72) 100%),
    linear-gradient(180deg,rgba(0,0,6,.66),rgba(0,0,6,.30) 24%,rgba(0,0,6,.30) 64%,rgba(0,0,6,.82)),
    radial-gradient(130% 90% at 50% 50%,transparent 40%,rgba(0,0,6,.62)),
    rgba(0,0,6,.22);
}

.aurora{
  position:fixed;inset:-20%;z-index:1;pointer-events:none;
  background:
    radial-gradient(40% 50% at 78% 28%,rgba(91,140,255,.16),transparent 60%),
    radial-gradient(45% 55% at 88% 72%,rgba(167,121,255,.16),transparent 62%),
    radial-gradient(40% 40% at 12% 80%,rgba(106,216,232,.08),transparent 60%);
  filter:blur(8px);opacity:.85;
  animation:drift 22s var(--ease) infinite alternate;
}
@keyframes drift{0%{transform:translate3d(0,0,0) scale(1)}100%{transform:translate3d(-3%,2%,0) scale(1.08)}}

.grain{
  position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.045;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Top bar ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;
  padding:clamp(16px,2.4vw,30px) clamp(20px,4vw,56px);
}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:16px;height:16px;flex:none;
  background:var(--grad-iri);
  clip-path:polygon(50% 0,100% 100%,0 100%);
  filter:drop-shadow(0 0 8px rgba(140,150,255,.6));
}
.brand-word{font-size:clamp(13px,1.4vw,16px);letter-spacing:.26em;font-weight:600;padding-left:.26em}
.topnav{display:flex;gap:clamp(20px,2.5vw,40px)}
.topnav a{
  font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-weight:500;
  position:relative;padding:4px 0;transition:color .4s var(--ease);
}
.topnav a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--grad-iri);transition:width .5s var(--ease)}
.topnav a:hover{color:var(--ink)}
.topnav a:hover::after{width:100%}

/* ---------- Right dots nav ---------- */
.dots{position:fixed;right:clamp(16px,2.6vw,40px);top:50%;transform:translateY(-50%);z-index:40;display:flex;flex-direction:column;gap:18px}
.dots button{position:relative;background:none;border:0;cursor:pointer;width:8px;height:8px;display:block}
.dots i{width:8px;height:8px;border-radius:50%;border:1px solid rgba(255,255,255,.45);display:block;transition:all .45s var(--ease)}
.dots em{
  position:absolute;right:calc(100% + 16px);top:50%;transform:translateY(-50%) translateX(8px);
  font-style:normal;font-size:10px;letter-spacing:.16em;text-transform:uppercase;white-space:nowrap;font-weight:600;
  color:#0b0b14;padding:7px 14px;border-radius:100px;background:var(--grad-iri);
  box-shadow:0 8px 24px rgba(120,130,255,.5);opacity:0;pointer-events:none;transition:all .4s var(--ease);
}
.dots button:hover em{opacity:1;transform:translateY(-50%) translateX(0)}
.dots button.on i{background:var(--grad-iri);border-color:transparent;transform:scale(1.5);box-shadow:0 0 12px rgba(140,150,255,.8)}

/* ---------- Counter ---------- */
.counter{position:fixed;left:clamp(20px,4vw,56px);bottom:clamp(20px,3.4vw,40px);z-index:40;font-size:11px;letter-spacing:.2em;color:var(--muted);display:flex;gap:8px;align-items:flex-end}
.counter #curNum{font-size:17px;color:var(--ink);letter-spacing:.06em;font-weight:600}
.counter .sep{opacity:.5}

/* ===========================================================
   STAGE — overlays texte fixes, pilotés par le scroll
   =========================================================== */
.stage{position:fixed;inset:0;z-index:5;pointer-events:none}
.panel{
  position:absolute;inset:0;display:flex;align-items:center;
  padding:0 clamp(22px,8vw,140px);
  opacity:0;will-change:opacity,transform;
}
.panel.shown{pointer-events:auto}
.inner{width:100%;max-width:1180px;margin:0 auto}
.center{text-align:center;display:flex;flex-direction:column;align-items:center}
/* titres en Clash Display, texte en Satoshi */
.wordmark,.big,.svc-title,.brand-word{font-family:"Clash Display","Satoshi",sans-serif}
.big,.svc-title{letter-spacing:-.02em}
/* lisibilité du texte par-dessus la vidéo (frames très lumineuses) */
.panel .inner :is(h1,h2,p,li,span){text-shadow:0 1px 2px rgba(0,0,6,.55),0 2px 22px rgba(0,0,6,.78)}
.svc-list li{background:linear-gradient(90deg,rgba(0,0,6,.34),rgba(0,0,6,0) 78%)}

/* ---------- Reveal items ---------- */
.rv{opacity:0;transform:translateY(26px);filter:blur(5px);transition:opacity .6s var(--ease),transform .6s var(--ease),filter .6s var(--ease)}
.panel.shown .rv{opacity:1;transform:none;filter:blur(0)}
.panel.shown .rv[data-d="1"]{transition-delay:.06s}
.panel.shown .rv[data-d="2"]{transition-delay:.12s}
.panel.shown .rv[data-d="3"]{transition-delay:.18s}
.panel.shown .rv[data-d="4"]{transition-delay:.24s}
.panel.shown .rv[data-d="5"]{transition-delay:.30s}
.panel.shown .rv[data-d="6"]{transition-delay:.36s}
.panel.shown .rv[data-d="7"]{transition-delay:.42s}

/* ---------- Shared type ---------- */
.iri{background:var(--grad-iri);-webkit-background-clip:text;background-clip:text;color:transparent}
.kicker{font-size:clamp(11px,1.2vw,12.5px);letter-spacing:.24em;text-transform:uppercase;color:#7ea2ff;font-weight:600;margin-bottom:clamp(20px,3vw,34px)}
.big{font-weight:600;line-height:1.06;letter-spacing:-.01em;font-size:clamp(2.2rem,6.2vw,5.2rem)}
.lede{margin-top:clamp(20px,3vw,34px);font-size:clamp(.95rem,1.6vw,1.35rem);letter-spacing:.02em;color:var(--ink);font-weight:400}
.body{margin-top:18px;max-width:48ch;color:var(--muted);font-size:clamp(.9rem,1.15vw,1rem);line-height:1.75;font-weight:400}
.center .body{margin-left:auto;margin-right:auto}

/* ---------- HERO ---------- */
.hero .inner{position:relative}
.hero .inner::before{
  content:"";position:absolute;inset:-16% -12%;z-index:-1;pointer-events:none;
  background:radial-gradient(60% 56% at 50% 52%,rgba(0,0,8,.7),rgba(0,0,8,.36) 52%,transparent 78%);
  filter:blur(28px);
}
.hero .eyebrow{font-size:clamp(11px,1.2vw,13px);letter-spacing:.34em;text-transform:uppercase;color:#eceef5;font-weight:600;margin-bottom:clamp(18px,3vw,28px);text-shadow:0 1px 18px rgba(0,0,8,.85)}
.wordmark{
  font-weight:700;letter-spacing:.02em;
  font-size:clamp(1.9rem,8.2vw,7rem);line-height:1;max-width:100%;
  background:linear-gradient(180deg,#ffffff,#f3f4fa 72%,#e2e5f0);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 64px rgba(180,190,255,.26);
}
.tagline{margin-top:clamp(20px,3vw,32px);font-size:clamp(.95rem,2vw,1.5rem);font-weight:400;letter-spacing:.03em;color:var(--ink)}
.hint{margin-top:clamp(40px,7vh,84px);font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;color:#c4c8d6;display:flex;align-items:center;gap:14px;text-shadow:0 1px 16px rgba(0,0,8,.8)}
.hint-track{position:relative;width:1px;height:42px;background:rgba(255,255,255,.18);overflow:hidden;display:inline-block}
.hint-track::after{content:"";position:absolute;top:-42px;left:0;width:1px;height:42px;background:var(--grad-iri);animation:scrolldot 2.2s var(--ease) infinite}
@keyframes scrolldot{0%{top:-42px}60%,100%{top:42px}}

/* ---------- SERVICE ---------- */
.service-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,6vw,90px);align-items:center}
.svc-num{display:block;font-size:clamp(.85rem,1.1vw,1rem);letter-spacing:.26em;color:var(--c-violet);margin-bottom:18px;font-weight:600}
.svc-title{font-weight:600;line-height:1;letter-spacing:-.01em;font-size:clamp(2.2rem,5.6vw,4.8rem)}
.svc-title .iri{background-size:220% auto;animation:iri-flow 7s linear infinite}
@keyframes iri-flow{to{background-position:220% center}}
.svc-sub{margin-top:clamp(20px,2.6vw,30px);max-width:34ch;color:var(--muted);line-height:1.6;font-size:clamp(.9rem,1.15vw,1.02rem);font-weight:400}
.svc-list{list-style:none;display:flex;flex-direction:column;border-top:1px solid var(--line)}
.svc-list li{
  font-size:clamp(1rem,1.8vw,1.45rem);font-weight:400;letter-spacing:.01em;
  padding:clamp(13px,1.7vw,20px) 0;border-bottom:1px solid var(--line);
  color:var(--ink);position:relative;padding-left:34px;transition:color .4s var(--ease),padding-left .4s var(--ease);
}
.svc-list li::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:10px;height:10px;background:var(--grad-iri);clip-path:polygon(50% 0,100% 100%,0 100%);opacity:.85;transition:transform .4s var(--ease)}
.svc-list li:hover{padding-left:42px;color:#fff}
.svc-list li:hover::before{transform:translateY(-50%) scale(1.3)}
.svc-list .bar{color:var(--faint);padding:0 .3em}

/* ---------- CONTACT ---------- */
.contact .big{font-size:clamp(1.9rem,5.4vw,4.6rem)}
.contact-links{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;margin-top:clamp(34px,5vw,52px)}
.cbtn{
  font-size:13px;letter-spacing:.1em;line-height:1;font-weight:500;
  display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:0 34px;
  border-radius:100px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.02);
  transition:all .45s var(--ease);backdrop-filter:blur(6px);
}
.cbtn:not(.ghost){background:var(--grad-iri);color:#08080f;border-color:transparent;font-weight:600}
.cbtn:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(120,130,255,.35)}
.cbtn.ghost:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.06)}
.cmail{margin-top:22px;font-size:12.5px;letter-spacing:.04em}
.cmail a{color:var(--muted);border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:2px;transition:color .35s var(--ease),border-color .35s var(--ease)}
.cmail a:hover{color:#fff;border-color:rgba(255,255,255,.6)}
.site{margin-top:clamp(26px,4vw,40px);font-size:12px;letter-spacing:.32em;text-transform:uppercase;color:var(--muted)}
.foot{margin-top:14px;font-size:10.5px;letter-spacing:.16em;color:var(--faint)}

/* ---------- Floating CTA ---------- */
.float-cta{
  position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(env(safe-area-inset-bottom,0px) + 22px);z-index:46;
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 28px;border-radius:100px;
  font-size:12.5px;letter-spacing:.1em;font-weight:600;color:#08080f;background:var(--grad-iri);
  box-shadow:0 10px 34px rgba(120,130,255,.4);
  animation:cta-pop 3.4s var(--ease) infinite;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),opacity .5s var(--ease);
  white-space:nowrap;opacity:0;
}
.float-cta.show{opacity:1}
.float-cta.hide{opacity:0;pointer-events:none;transform:translateX(-50%) translateY(16px)}
.float-cta:hover{transform:translateX(-50%) translateY(-3px) scale(1.03);box-shadow:0 16px 44px rgba(120,130,255,.6)}
@keyframes cta-pop{0%,100%{box-shadow:0 10px 34px rgba(120,130,255,.4),0 0 0 0 rgba(140,150,255,.55)}50%{box-shadow:0 10px 34px rgba(120,130,255,.5),0 0 0 12px rgba(140,150,255,0)}}

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width:900px){
  .service-grid{grid-template-columns:1fr;gap:clamp(16px,3.4vh,30px);align-items:start}
  .svc-sub{max-width:42ch}
  .dots{gap:13px;right:12px}
  .dots em{display:none}
}
@media (max-width:760px){
  .scroller{height:900vh}
  .panel{
    align-items:center;
    padding-top:calc(env(safe-area-inset-top,0px) + 72px);
    padding-bottom:calc(env(safe-area-inset-bottom,0px) + 62px);
    padding-left:clamp(20px,6vw,34px);padding-right:clamp(20px,6vw,34px);
  }
  .inner{max-width:560px}
  .topnav{display:none}
  .topbar{padding:16px 22px}
  .brand-word{letter-spacing:.2em;font-size:13px}
  .brand-mark{width:14px;height:14px}
  .counter{display:none}
  .float-cta{font-size:11px;letter-spacing:.06em;padding:12px 22px;bottom:calc(env(safe-area-inset-bottom,0px) + 18px)}
  .wordmark{letter-spacing:.04em;font-size:clamp(1.8rem,11vw,3rem);white-space:nowrap}
  .hero .eyebrow{letter-spacing:.28em;font-size:11px;margin-bottom:16px}
  .tagline{font-size:clamp(1rem,4.6vw,1.3rem);margin-top:18px}
  .hint{margin-top:clamp(30px,7vh,60px);font-size:10px;letter-spacing:.26em}
  .kicker{margin-bottom:16px;font-size:11px;letter-spacing:.28em}
  .big{font-size:clamp(2rem,9vw,3rem)}
  .lede{font-size:clamp(1rem,4.2vw,1.2rem);margin-top:16px}
  .body{font-size:.92rem;line-height:1.62;margin-top:14px;max-width:42ch}
  .svc-num{margin-bottom:10px;font-size:.82rem}
  .svc-title{font-size:clamp(2rem,9.5vw,2.9rem);line-height:1.02}
  .svc-sub{margin-top:12px;font-size:.9rem;line-height:1.5;max-width:40ch}
  .svc-list li{font-size:clamp(1rem,4.2vw,1.15rem);padding:clamp(10px,1.6vh,15px) 0 clamp(10px,1.6vh,15px) 26px}
  .svc-list li::before{width:9px;height:9px}
  .svc-list li:hover{padding-left:26px}
  .contact .big{font-size:clamp(1.8rem,8vw,2.6rem)}
  .contact-links{flex-direction:column;width:100%;max-width:330px;margin:34px auto 0;gap:12px}
  .cbtn{width:100%;min-height:52px}
  .site{font-size:11px;letter-spacing:.26em;margin-top:26px}
  .foot{font-size:10px;letter-spacing:.13em;margin-top:12px}
}

@media (prefers-reduced-motion:reduce){
  .aurora,.hint-track::after,.svc-title .iri,.float-cta{animation:none!important}
}