:root {
  --bg: #0a0a0a;
  --text: #ffffff;
  --muted: #a8a8a8;
  --cyan: #00d4ff;
  --violet: #7c3aed;
  --violet-dark: #2e1065;
  --border: rgba(255, 255, 255, .10);
  --display: 'Space Grotesk', 'Inter', sans-serif;
  --gutter: clamp(16px, 5vw, 80px);
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; }
html.lenis, html.lenis body { height: auto; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
body.is-loading { overflow: hidden; height: 100vh; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--violet); color: #fff; }

.grad {
  background: linear-gradient(100deg, var(--cyan) 10%, #8b5cf6 60%, var(--violet) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent; font-style: normal;
}
.label {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .75rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase;
  color: var(--cyan); margin: 0 0 28px;
}
.label::before { content: ''; width: 28px; height: 1px; background: currentColor; }

/* ---------- Intro ---------- */
.loader {
  position: fixed; inset: 0; z-index: 100; clip-path: inset(0 0 0 0);
  display: grid; place-content: center; justify-items: center; gap: 22px;
  background: radial-gradient(800px 500px at 50% 60%, rgba(46, 16, 101, .55), transparent 70%), var(--bg);
}
.loader__logo { display: flex; font-family: var(--display); font-weight: 700; font-size: clamp(3rem, 12vw, 7rem); line-height: 1; overflow: hidden; }
.loader__logo span { display: inline-block; transform: translateY(110%); }
.loader__logo .i { color: var(--cyan); }
.loader__bar { width: min(280px, 60vw); height: 2px; background: var(--border); overflow: hidden; }
.loader__bar i { display: block; height: 100%; width: 100%; transform-origin: left; transform: scaleX(0); background: linear-gradient(90deg, var(--cyan), var(--violet)); }
.loader__count { font-family: var(--display); color: var(--muted); font-size: .85rem; letter-spacing: .2em; }

/* ---------- Fond ---------- */
#webgl { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
.grain {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(1000px 700px at 85% 20%, rgba(124, 58, 237, .16), transparent 60%),
    radial-gradient(900px 700px at 10% 90%, rgba(0, 212, 255, .08), transparent 60%);
}
main, .footer, .nav { position: relative; z-index: 2; }

/* ---------- Curseur ---------- */
.cursor { position: fixed; z-index: 90; top: 0; left: 0; pointer-events: none; display: none; }
.cursor i {
  display: block; width: 36px; height: 36px; margin: -18px 0 0 -18px; border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, .6);
  transition: width .3s, height .3s, margin .3s, background .3s, border-color .3s;
}
body.is-power { cursor: pointer; }
.cursor.is-hover i, body.is-power .cursor i { width: 70px; height: 70px; margin: -35px 0 0 -35px; background: rgba(124, 58, 237, .18); border-color: var(--violet); }
@media (pointer: fine) { .cursor { display: block; } }

.progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 60; }
.progress i { display: block; height: 100%; transform-origin: left; transform: scaleX(0); background: linear-gradient(90deg, var(--cyan), var(--violet)); }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px var(--gutter);
  transition: background .4s, backdrop-filter .4s;
}
.nav.is-scrolled { background: rgba(10, 10, 10, .55); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--border); }
.nav__logo { font-family: var(--display); font-size: 1.15rem; }
.nav__logo b { color: var(--cyan); }
.nav nav { display: flex; gap: clamp(14px, 3vw, 36px); align-items: center; font-size: .9rem; }
.nav nav a { color: var(--muted); transition: color .2s; }
.nav nav a:hover { color: var(--text); }
.nav nav a.nav__cta { color: var(--text); padding: 8px 18px; border: 1px solid rgba(0, 212, 255, .35); border-radius: 99px; }
.nav nav a.nav__cta:hover { background: rgba(0, 212, 255, .1); }
@media (max-width: 560px) { .nav nav a:not(.nav__cta) { display: none; } }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: center;
  padding: 120px var(--gutter) 80px;
}
.hero__title { font-family: var(--display); font-weight: 700; font-size: clamp(3.4rem, 13vw, 11rem); line-height: .92; letter-spacing: -.04em; margin: 0; }
.line { display: block; overflow: hidden; padding-bottom: .06em; }
.split { display: inline-block; }
.hero__sub { max-width: 480px; color: #ccc; font-size: clamp(1rem, 1.6vw, 1.2rem); margin: 32px 0 0; }
.hero__scroll { position: absolute; bottom: 34px; left: var(--gutter); display: flex; align-items: center; gap: 14px; font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.hero__scroll i { position: relative; width: 60px; height: 1px; background: var(--border); overflow: hidden; }
.hero__scroll i::after { content: ''; position: absolute; inset: 0; background: var(--cyan); animation: scrollHint 2s ease-in-out infinite; }
.hero__cta {
  align-self: flex-start; margin-top: 36px; display: inline-flex; gap: 12px; align-items: center;
  padding: 14px 28px; border-radius: 99px; border: 1px solid rgba(0, 212, 255, .45);
  background: rgba(0, 212, 255, .06); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  font-family: var(--display); font-weight: 500; transition: background .3s, box-shadow .3s;
}
.hero__cta span { transition: transform .3s; }
.hero__cta:hover { background: rgba(0, 212, 255, .14); box-shadow: 0 0 40px -6px rgba(0, 212, 255, .6); }
.hero__cta:hover span { transform: translateX(5px); }
@media (max-width: 860px) { .hero { justify-content: flex-end; padding-bottom: 16vh; } } /* le chat occupe le haut */
@keyframes scrollHint { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }

/* ---------- Profil ---------- */
.profil { padding: 18vh var(--gutter); max-width: 1200px; }
.profil__text { font-family: var(--display); font-weight: 500; font-size: clamp(1.5rem, 3.6vw, 3rem); line-height: 1.25; letter-spacing: -.02em; margin: 0; }
.profil__text .w { opacity: .14; transition: none; }

/* ---------- Marquee ---------- */
.marquee { padding: 6vh 0; overflow: hidden; border-block: 1px solid var(--border); background: rgba(10, 10, 10, .4); }
.marquee__row { overflow: hidden; white-space: nowrap; }
.marquee__track { display: inline-flex; will-change: transform; }
.marquee__track span {
  font-family: var(--display); font-weight: 700; font-size: clamp(2rem, 6vw, 5rem); line-height: 1.15;
  padding-right: .8em; color: transparent; -webkit-text-stroke: 1px rgba(255, 255, 255, .25);
}
.marquee__track span::after { content: '✦'; margin-left: .8em; font-size: .5em; vertical-align: middle; -webkit-text-stroke: 0; color: var(--violet); }
.marquee__row.rev .marquee__track span { -webkit-text-stroke: 0; color: rgba(255, 255, 255, .85); }
.marquee__row.rev .marquee__track span::after { color: var(--cyan); }

/* ---------- Expertises ---------- */
.expertises { position: relative; }
.expertises__head {
  position: absolute; top: 0; left: 0; right: 0; z-index: 3;
  display: flex; justify-content: space-between; align-items: center;
  padding: 100px var(--gutter) 0;
}
.expertises__head .label { margin: 0; }
.expertises__count { font-family: var(--display); color: var(--muted); margin: 0; letter-spacing: .1em; }
.expertises__count span { color: var(--text); }
.expertises__track { display: flex; height: 100vh; width: max-content; }
.panel {
  position: relative; width: 100vw; height: 100vh; flex-shrink: 0;
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 var(--gutter); padding-right: 50vw; overflow: hidden;
}
.panel__ghost {
  position: absolute; left: var(--gutter); bottom: -4vw;
  font-family: var(--display); font-weight: 700; font-size: 26vw; line-height: 1;
  color: transparent; -webkit-text-stroke: 1px rgba(124, 58, 237, .22); pointer-events: none; user-select: none;
}
.panel__num { font-family: var(--display); color: var(--cyan); font-size: 1rem; letter-spacing: .2em; margin-bottom: 14px; }
.panel h2 { font-family: var(--display); font-weight: 700; font-size: clamp(2.4rem, 5.5vw, 5rem); line-height: 1; letter-spacing: -.03em; margin: 0 0 32px; }
.panel__pitch { max-width: 460px; margin: -14px 0 28px; color: #bcbcbc; font-size: 1.12rem; line-height: 1.5; padding-left: 16px; border-left: 2px solid var(--violet); }
.panel ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; max-width: 460px; }
.panel li {
  position: relative; padding: 14px 18px 14px 44px; font-size: 1.02rem; color: #ddd;
  background: rgba(255, 255, 255, .03); border: 1px solid var(--border); border-radius: 14px;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.panel li::before { content: ''; position: absolute; left: 18px; top: 50%; width: 10px; height: 10px; margin-top: -5px; border-radius: 3px; background: linear-gradient(135deg, var(--cyan), var(--violet)); box-shadow: 0 0 14px rgba(0, 212, 255, .6); }

@media (max-width: 860px) {
  .expertises__head { position: relative; padding-top: 12vh; }
  .expertises__count { display: none; }
  .expertises__track { flex-direction: column; height: auto; width: auto; }
  .panel { width: auto; height: auto; min-height: 80vh; padding: 10vh var(--gutter); }
  .panel__ghost { font-size: 40vw; }
}

/* ---------- Chiffres ---------- */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); padding: 18vh var(--gutter); gap: 24px; }
.stat { border-top: 1px solid var(--border); padding-top: 24px; }
.stat b { display: block; font-family: var(--display); font-weight: 700; font-size: clamp(3rem, 8vw, 7rem); line-height: 1; letter-spacing: -.04em; }
.stat:nth-child(1) b { color: var(--cyan); }
.stat:nth-child(2) b { color: #a78bfa; }
.stat span { color: var(--muted); font-size: .95rem; }
@media (max-width: 700px) { .stats { grid-template-columns: 1fr; } }

/* ---------- Approche ---------- */
.approche { padding: 14vh var(--gutter); }
.approche__title { font-family: var(--display); font-weight: 700; font-size: clamp(2.4rem, 6vw, 5rem); line-height: 1; letter-spacing: -.03em; margin: 0 0 56px; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; perspective: 900px; }
.step {
  --mx: 50%; --my: 0%;
  position: relative; overflow: hidden; padding: 34px 26px 30px; border-radius: 18px; border: 1px solid var(--border);
  background: radial-gradient(260px circle at var(--mx) var(--my), rgba(0, 212, 255, .12), transparent 70%), rgba(255, 255, 255, .025);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: border-color .3s, transform .4s;
}
.step:hover { border-color: rgba(0, 212, 255, .4); transform: translateY(-6px); }
.step__bar { position: absolute; top: 0; left: 0; right: 0; height: 2px; transform-origin: left; background: linear-gradient(90deg, var(--cyan), var(--violet)); }
.step__num { font-family: var(--display); font-size: 2.6rem; font-weight: 700; line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(0, 212, 255, .55); }
.step h3 { font-family: var(--display); font-size: 1.45rem; margin: 18px 0 10px; }
.step p { margin: 0; color: #bbb; font-size: .98rem; }
@media (max-width: 1000px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .steps { grid-template-columns: 1fr; } }

/* ---------- Contact ---------- */
.contact { min-height: 100vh; padding: 16vh var(--gutter) 10vh; display: flex; flex-direction: column; justify-content: center; }
.contact__title { font-family: var(--display); font-weight: 700; font-size: clamp(2.8rem, 9vw, 8rem); line-height: .95; letter-spacing: -.04em; margin: 0; }
.contact__sub { color: #ccc; max-width: 520px; font-size: 1.1rem; margin: 36px 0 48px; }
.magnetic {
  align-self: flex-start; display: inline-flex; padding: 22px 38px; border-radius: 99px;
  font-family: var(--display); font-size: clamp(1rem, 2.4vw, 1.5rem); font-weight: 500;
  background: linear-gradient(120deg, var(--cyan), var(--violet));
  box-shadow: 0 10px 60px -10px rgba(124, 58, 237, .7);
  transition: box-shadow .3s;
}
.magnetic span { display: inline-block; color: #fff; }
.magnetic:hover { box-shadow: 0 10px 80px -6px rgba(0, 212, 255, .7); }
.contact__info { display: flex; flex-wrap: wrap; gap: 48px; margin: 64px 0 0; }
.contact__info dt { font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.contact__info dd { margin: 6px 0 0; font-size: 1.1rem; }

.footer { display: flex; justify-content: space-between; padding: 28px var(--gutter); border-top: 1px solid var(--border); color: var(--muted); font-size: .85rem; }
.footer a:hover { color: var(--cyan); }
.footer__power { margin-left: auto; margin-right: 28px; opacity: .25; transition: opacity .3s, color .3s; }
.footer__power:hover { opacity: 1; }
.flash { position: fixed; inset: 0; z-index: 95; pointer-events: none; opacity: 0; background: radial-gradient(circle at 50% 50%, #fff, #7fe8ff 30%, var(--violet) 70%, #000); }

@media (prefers-reduced-motion: reduce) {
  .hero__scroll i::after { animation: none; }
  .profil__text .w { opacity: 1; }
}

/* ---------- Sélecteur de langue ---------- */
.nav nav a.lang { font-family: var(--display); letter-spacing: .1em; font-size: .8rem; }
@media (max-width: 560px) { .nav nav a.lang { display: inline; } }

/* ---------- Labo ---------- */
.boot { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; background: #000; cursor: pointer; }
.boot pre { margin: 0; min-width: min(420px, 86vw); min-height: 9em; font: 400 clamp(.85rem, 2.4vw, 1.05rem)/1.7 'JetBrains Mono', ui-monospace, monospace; color: var(--cyan); text-shadow: 0 0 12px rgba(0, 212, 255, .7); white-space: pre-wrap; }
.labo { position: relative; z-index: 2; }
.labo__intro { min-height: 78vh; display: flex; flex-direction: column; justify-content: center; padding: 140px var(--gutter) 40px; }
.labo__title { font-family: var(--display); font-weight: 700; font-size: clamp(3rem, 10vw, 8rem); line-height: .95; letter-spacing: -.04em; margin: 0; }
.labo__sub { color: #ccc; max-width: 520px; font-size: 1.15rem; margin: 24px 0 0; }
.cat { position: relative; padding: 12vh var(--gutter); overflow: hidden; }
.cat__ghost { position: absolute; right: -2vw; top: 50%; transform: translateY(-50%); font-family: var(--display); font-weight: 700; font-size: 18vw; line-height: 1; white-space: nowrap; color: transparent; -webkit-text-stroke: 1px rgba(124, 58, 237, .2); pointer-events: none; user-select: none; }
.cat__head { position: relative; display: flex; align-items: baseline; gap: 18px; margin-bottom: 40px; }
.cat__num { font-family: var(--display); color: var(--cyan); letter-spacing: .2em; }
.cat__name { margin: 0; overflow: hidden; font-family: var(--display); font-weight: 700; font-size: clamp(2.2rem, 6vw, 4.5rem); line-height: 1.05; letter-spacing: -.03em; }
.cat__name span { display: inline-block; }
.cat__line { flex: 1; height: 1px; align-self: center; transform-origin: left; background: linear-gradient(90deg, var(--cyan), transparent); }
.svc-grid { position: relative; display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 380px)); gap: 20px; perspective: 1000px; }
.labo__end { min-height: 120vh; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; padding: 0 var(--gutter) 14vh; text-align: center; color: var(--muted); }
.labo__end p { margin: 4px 0; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: .9rem; }
.end__b { color: #c4b5fd; opacity: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.svc {
  --mx: 50%; --my: 50%;
  position: relative; display: flex; flex-direction: column; min-height: 230px; padding: 28px 26px 24px; border-radius: 20px;
  border: 1px solid var(--border); transform-style: preserve-3d; will-change: transform;
  background: radial-gradient(320px circle at var(--mx) var(--my), rgba(0, 212, 255, .16), transparent 65%), rgba(12, 12, 20, .55);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: border-color .3s, box-shadow .3s;
}
.svc:hover { border-color: rgba(0, 212, 255, .5); box-shadow: 0 20px 60px -20px rgba(0, 212, 255, .45); }
.svc__glyph { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 14px; font-size: 1.5rem; color: var(--cyan); background: rgba(0, 212, 255, .08); border: 1px solid rgba(0, 212, 255, .3); transform: translateZ(30px); }
.svc h3 { font-family: var(--display); font-size: 1.6rem; margin: 22px 0 6px; transform: translateZ(20px); }
.svc p { margin: 0 0 18px; color: #bbb; font-size: .97rem; }
.svc__host { margin-top: auto; font: .78rem 'JetBrains Mono', ui-monospace, monospace; color: rgba(255, 255, 255, .4); }
.svc__arrow { position: absolute; right: 24px; bottom: 20px; font-style: normal; color: var(--cyan); transition: transform .3s; }
.svc:hover .svc__arrow { transform: translate(4px, -4px); }
.labo-page .footer { position: relative; z-index: 2; }