/* ==========================================================================
   LYGONES — base : tokens, typographie, composants globaux
   ========================================================================== */
@font-face{font-family:"Bricolage";src:url(../fonts/bricolage.woff2) format("woff2");font-weight:200 800;font-display:swap}
@font-face{font-family:"Instrument";src:url(../fonts/instrument-serif.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Instrument";src:url(../fonts/instrument-serif-italic.woff2) format("woff2");font-weight:400;font-style:italic;font-display:swap}
@font-face{font-family:"Mono";src:url(../fonts/jetbrains-mono.woff2) format("woff2");font-weight:100 800;font-display:swap}

:root{
  --ink:#0d0d0b; --ink-2:#161613; --ink-3:#22211d;
  --bone:#efece4; --paper:#f7f5ef; --line:rgba(13,13,11,.14); --line-d:rgba(239,236,228,.16);
  --sig:#ff4d1f; --sig-d:#d93a10;
  --mute:#5b584f; --mute-d:#a8a59b;
  --sans:"Bricolage",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:"Instrument",Georgia,serif;
  --mono:"Mono",ui-monospace,Consolas,monospace;
  --gutter:clamp(1.25rem,4vw,3.5rem);
  --maxw:1440px;--bar-h:2.5rem;
  --ease:cubic-bezier(.77,0,.18,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --fs-hero:clamp(3.3rem,11.6vw,12.5rem);
  --fs-h2:clamp(2.4rem,6.4vw,6.4rem);
  --fs-h3:clamp(1.4rem,2.2vw,2rem);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:auto;overflow-x:clip}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}
body{font-family:var(--sans);font-size:1.0625rem;line-height:1.55;color:var(--ink);background:var(--bone);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{list-style:none}
em,.serif{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:-.01em}
:focus-visible{outline:2px solid var(--sig);outline-offset:3px;border-radius:4px}
::selection{background:var(--sig);color:var(--ink)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:fixed;left:1rem;top:-4rem;z-index:300;background:var(--sig);color:var(--ink);padding:.7rem 1rem;border-radius:99px;font-weight:600;transition:top .2s}
.skip:focus{top:1rem}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.eyebrow{font-family:var(--mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;display:inline-flex;align-items:center;gap:.7em}
.eyebrow::before{content:"";width:.55em;height:.55em;border-radius:50%;background:var(--sig)}
.h2{font-size:var(--fs-h2);font-weight:650;line-height:.94;letter-spacing:-.045em;text-wrap:balance}
.h2 em{font-weight:400;letter-spacing:-.03em}
.lede{font-size:clamp(1.1rem,1.5vw,1.35rem);line-height:1.5;max-width:46ch}
.dark{background:var(--ink);color:var(--bone)}
.dark .lede,.dark .muted{color:var(--mute-d)}
.muted{color:var(--mute)}
section{position:relative}
.sec{padding-block:clamp(5rem,12vw,11rem)}

/* ---------- Reveals (activés seulement si JS + motion ok) ---------- */
html.anim [data-reveal]:not(.is-in){opacity:0;transform:translateY(40px)}
.ln>span{display:inline-block}
html.anim [data-split]:not(.is-in) .ln>span{transform:translateY(110%)}
.ln{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}

/* ---------- Boutons ---------- */
.btn{--h:3.5rem;position:relative;display:inline-flex;align-items:center;gap:.8rem;height:var(--h);padding:0 1.7rem 0 1.9rem;border-radius:99px;font-weight:600;font-size:1rem;letter-spacing:-.01em;overflow:hidden;isolation:isolate;white-space:nowrap;transition:color .45s var(--ease-out)}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;background:var(--ink);transform:translateY(101%);transition:transform .5s var(--ease-out)}
.btn:hover::before,.btn:focus-visible::before{transform:none}
.btn .arr{display:grid;place-items:center;width:1.9rem;height:1.9rem;border-radius:50%;background:currentColor;transition:transform .5s var(--ease-out)}
.btn .arr svg{width:.9rem;height:.9rem;color:var(--sig)}
.btn:hover .arr{transform:rotate(-45deg)}
.btn--sig{background:var(--sig);color:var(--ink)}
.btn--sig .arr svg{color:var(--sig)}
.btn--sig .arr{background:var(--ink)}
.btn--sig:hover{color:var(--bone)}
.dark .btn--sig::before,.btn--on-dark::before{background:var(--bone)}
.dark .btn--sig:hover{color:var(--ink)}
.dark .btn--sig:hover .arr{background:var(--ink)}
.btn--ghost{border:1px solid currentColor}
.btn--ghost::before{background:var(--sig)}
.btn--ghost:hover{color:var(--ink);border-color:var(--sig)}
.link{position:relative;display:inline-block;font-weight:500}
.link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:currentColor;transform-origin:right;transition:transform .5s var(--ease-out)}
.link:hover::after{transform:scaleX(0);transform-origin:right}

/* ---------- Navigation ---------- */
.nav{position:fixed;inset:var(--bar-h) 0 auto 0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:1.1rem var(--gutter);pointer-events:none}
.nav>*{pointer-events:auto}
.nav::before{content:"";position:absolute;inset:0 0 -1.2rem 0;z-index:-1;pointer-events:none;background:linear-gradient(rgba(239,236,228,.94) 55%,rgba(239,236,228,0));opacity:0;transition:opacity .35s}
.nav[data-theme="dark"]::before{background:linear-gradient(rgba(13,13,11,.94) 55%,rgba(13,13,11,0))}
.nav__blend{padding:.55rem 1.4rem .55rem 1rem;border-radius:99px;background:rgba(239,236,228,.94);transition:color .35s,background .35s}
.nav[data-theme="dark"] .nav__blend{background:rgba(13,13,11,.9)}
.nav__blend{display:flex;align-items:center;gap:clamp(1.5rem,4vw,4rem);color:var(--ink);transition:color .35s}
.nav[data-theme="dark"] .nav__blend{color:var(--bone)}
.nav__cta{box-shadow:0 0 0 1px rgba(13,13,11,.18)}
.logo{display:inline-flex;align-items:center;gap:.55rem;font-weight:700;font-size:1.45rem;letter-spacing:-.05em;line-height:1}
.logo svg{width:2rem;height:2rem;overflow:visible}
.logo svg .ring{transition:transform .6s var(--ease-out);transform-origin:14px 16px}
.logo:hover svg .dot{transform:translate(-9px,5px)}
.logo svg .dot{transition:transform .6s var(--ease-out)}
.nav__links{display:flex;gap:1.8rem;font-size:.95rem;font-weight:500}
.nav__links a{position:relative;padding:.3rem 0}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease-out)}
.nav__links a:hover::after,.nav__links a[aria-current="true"]::after{transform:none}
.nav__cta{--h:2.7rem;font-size:.92rem}
.burger{display:none;width:3rem;height:3rem;border-radius:50%;background:var(--bone);color:var(--ink);place-items:center}
.burger span{display:block;width:1.15rem;height:2px;background:currentColor;position:relative;transition:transform .4s var(--ease-out)}
.burger span::before{content:"";position:absolute;left:0;top:-6px;width:100%;height:2px;background:currentColor;transition:transform .4s var(--ease-out)}
.burger span::after{content:"";position:absolute;left:0;top:6px;width:100%;height:2px;background:currentColor;transition:transform .4s var(--ease-out)}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}
.progress{position:fixed;left:0;top:0;height:3px;width:100%;background:var(--sig);transform-origin:left;transform:scaleX(0);z-index:200}
.menu{position:fixed;inset:0;z-index:90;background:var(--ink);color:var(--bone);display:flex;flex-direction:column;justify-content:center;gap:2rem;padding:calc(6rem + var(--bar-h)) var(--gutter) 2rem;clip-path:circle(0 at calc(100% - 2.8rem) calc(2.8rem + var(--bar-h)));visibility:hidden;transition:clip-path .8s var(--ease),visibility 0s .8s}
.menu.is-open{clip-path:circle(150vmax at calc(100% - 2.8rem) calc(2.8rem + var(--bar-h)));visibility:visible;transition:clip-path .8s var(--ease)}
.menu a.m{display:block;font-size:clamp(2.4rem,11vw,4rem);font-weight:650;letter-spacing:-.045em;line-height:1.05;padding:.15em 0;border-bottom:1px solid var(--line-d)}
.menu a.m small{font-family:var(--mono);font-size:.75rem;color:var(--sig);letter-spacing:.1em;margin-right:1rem;vertical-align:middle}
.menu .btn{align-self:flex-start}

/* ---------- Curseur ---------- */
.cursor{position:fixed;left:0;top:0;z-index:500;pointer-events:none;display:none}
@media (hover:hover) and (pointer:fine){
  html.has-cursor,html.has-cursor a,html.has-cursor button,html.has-cursor [data-cursor],html.has-cursor label,html.has-cursor summary{cursor:none}
  html.has-cursor input,html.has-cursor textarea,html.has-cursor select{cursor:text}
  .cursor{display:block}
}
.cursor__dot,.cursor__ring{position:absolute;left:0;top:0;border-radius:50%;translate:-50% -50%}
.cursor__dot{width:8px;height:8px;background:var(--sig)}
.cursor__ring{width:44px;height:44px;border:1px solid var(--sig);display:grid;place-items:center;transition:width .4s var(--ease-out),height .4s var(--ease-out),background .3s,border-color .3s;font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;font-weight:600;color:var(--ink);text-transform:uppercase}
.cursor.is-link .cursor__ring{width:72px;height:72px;background:rgba(255,77,31,.14)}
.cursor.is-label .cursor__ring{width:96px;height:96px;background:var(--sig);border-color:var(--sig)}
.cursor.is-label .cursor__dot{opacity:0}
.cursor.is-down .cursor__ring{width:30px;height:30px}
.cursor.is-hidden{opacity:0}
/* sur un fond orange : curseur noir */
.cursor.on-sig .cursor__dot{background:var(--ink)}
.cursor.on-sig .cursor__ring{border-color:var(--ink);color:var(--bone)}
.cursor.on-sig.is-link .cursor__ring{background:rgba(13,13,11,.14)}
.cursor.on-sig.is-label .cursor__ring{background:var(--ink);border-color:var(--ink)}

/* ---------- Footer ---------- */
.footer{background:var(--ink);color:var(--bone);padding:clamp(4rem,8vw,7rem) 0 0;overflow:hidden}
.footer__grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:2.5rem;padding-bottom:4rem}
.footer h3{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mute-d);font-weight:500;margin-bottom:1.2rem}
.footer li+li{margin-top:.55rem}
.footer a:hover{color:var(--sig)}
.footer__lead{font-size:clamp(1.4rem,2.4vw,2.1rem);line-height:1.15;letter-spacing:-.035em;max-width:16ch}
.footer__word{font-size:clamp(4rem,22vw,24rem);line-height:.74;font-weight:750;letter-spacing:-.07em;text-align:center;color:var(--ink-3);margin-top:1rem;user-select:none;white-space:nowrap;transform:translateY(8%)}
.footer__word span{transition:color .5s}
.footer__word:hover span{color:var(--sig)}
.footer__bar{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding:1.4rem 0;border-top:1px solid var(--line-d);font-size:.85rem;color:var(--mute-d);position:relative;z-index:2;background:var(--ink)}

@media (max-width:960px){
  .nav__links{display:none}
  .nav__cta{--h:2.7rem;margin-left:auto;margin-right:.6rem;padding:0 .45rem 0 1.15rem;font-size:.86rem;gap:.55rem}
  .nav__cta .arr{width:1.8rem;height:1.8rem}
  #concepts,.menu a[href="#concepts"],.footer a[href="#concepts"]{display:none}
  .footer li:has(> a[href="#concepts"]){display:none}
  .burger{display:grid}
  .nav__blend{gap:0}
  .footer__grid{grid-template-columns:1fr 1fr}
  .footer__grid>div:first-child{grid-column:1/-1}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* ---------- Bandeau promo ---------- */
html.promo-off{--bar-h:0rem}
html.promo-off .promo-bar{display:none}
.promo-bar{position:fixed;inset:0 0 auto 0;z-index:120;height:var(--bar-h);display:flex;align-items:center;justify-content:center;gap:clamp(.8rem,2.4vw,2rem);padding:0 var(--gutter);background:var(--sig);color:var(--ink);font-size:.82rem;font-weight:550;line-height:1;white-space:nowrap;overflow:hidden}
.promo-bar b{font-weight:750}
.promo-bar__dot{width:.55rem;height:.55rem;border-radius:50%;background:var(--ink);flex:none;animation:pulse 1.6s ease-in-out infinite}
.promo-bar__code{display:inline-flex;gap:.35em;align-items:center;font:inherit;border:1px dashed rgba(13,13,11,.55);border-radius:99px;padding:.32rem .8rem;color:inherit;transition:background .3s,color .3s}
.promo-bar__code b{font-family:var(--mono);letter-spacing:.06em;font-size:.78rem}
.promo-bar__code:hover{background:var(--ink);color:var(--bone);border-style:solid}
.promo-bar__n{display:inline-flex;align-items:center;gap:.7rem}
.promo-bar__ticks{display:inline-flex;gap:3px}
.promo-bar__ticks i{width:.4rem;height:.9rem;border-radius:2px;background:var(--ink)}
.promo-bar__ticks i.used{background:rgba(13,13,11,.25)}
.promo-bar__txt{font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;text-transform:uppercase;font-weight:700}
.promo-bar.is-last .promo-bar__txt{text-decoration:underline;text-underline-offset:3px}
@media (max-width:760px){
  :root{--bar-h:2.9rem}
  .promo-bar{font-size:.72rem;gap:.7rem;justify-content:flex-start;overflow-x:auto;scrollbar-width:none}
  .promo-bar::-webkit-scrollbar{display:none}
  .promo-bar__t{display:none}
  .promo-bar__ticks{display:none}
}
/* ---------- Boutons de l'en-tête et du menu mobile ---------- */
@media (max-width:440px){.nav__cta-long{display:none}.nav__cta{font-size:.82rem}}
.menu .menu__cta{align-self:stretch;justify-content:space-between;height:4.6rem;margin-top:1.4rem;padding:0 1rem 0 1.9rem;font-size:1.25rem;letter-spacing:-.02em;box-shadow:0 18px 40px -18px rgba(255,77,31,.7)}
.menu .menu__cta .arr{width:2.7rem;height:2.7rem}
.menu .menu__cta .arr svg{width:1.1rem;height:1.1rem}