/* =========================================================
   Mileon — design system
   Navy de marque #0f2c65 · héros sombre, corps de page clair
   ========================================================= */

:root{
  /* ---- marque ---- */
  --navy:#0f2c65;              /* couleur du logo, prélevée sur le PNG */
  --navy-600:#1b4090;
  --navy-800:#0a1f4a;
  --ink:#050f26;               /* fond le plus profond du héros */
  --azure:#3da6ff;
  --sky:#7cd4ff;
  --violet:#6a5cff;

  --grad-brand:linear-gradient(100deg,#7cd4ff 0%,#3da6ff 42%,#8aa4ff 100%);
  --grad-navy:linear-gradient(150deg,#071634 0%,#0f2c65 58%,#173a80 100%);
  --grad-btn:linear-gradient(100deg,#1b4090 0%,#0f2c65 100%);

  /* ---- surfaces claires ---- */
  --bg:#ffffff;
  --bg-soft:#f5f7fb;
  --bg-alt:#eef2f9;
  --line:#e4e9f2;
  --line-strong:#cbd5e7;

  /* ---- texte ---- */
  --text:#0b1a35;
  --text-2:#4c5b78;
  --muted:#7b88a1;

  /* ---- formes ---- */
  --r-xs:10px; --r-sm:14px; --r:20px; --r-lg:28px;
  --container:1180px;
  --shadow-sm:0 2px 8px rgba(11,26,53,.05);
  --shadow:0 18px 44px -22px rgba(11,26,53,.28);
  --shadow-lg:0 40px 90px -40px rgba(11,26,53,.42);

  /* ---- typographie ---- */
  --font-sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-display:"Plus Jakarta Sans",var(--font-sans);

  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:88px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img,svg{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:700;line-height:1.12;letter-spacing:-.025em;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--navy);color:#fff}
:focus-visible{outline:2px solid var(--azure);outline-offset:3px;border-radius:6px}

/* ---------------------------------------------------------- layout ------ */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}
.section{padding:clamp(68px,8.5vw,120px) 0;position:relative}
.section--tight{padding:clamp(52px,6vw,82px) 0}
.section--soft{background:var(--bg-soft)}
.section--alt{background:linear-gradient(180deg,#fff 0%,var(--bg-soft) 100%)}

.skip-link{position:absolute;left:-9999px;top:0;z-index:300;background:#fff;color:var(--navy);
  padding:12px 18px;border-radius:0 0 var(--r-xs) 0;font-weight:600}
.skip-link:focus{left:0}

/* ---------------------------------------------------- éléments marque ---- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-display);
  font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--navy);
  border:1px solid var(--line-strong);
  background:#fff;
  padding:7px 15px;border-radius:999px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--azure);
  box-shadow:0 0 0 4px rgba(61,166,255,.18)}
.eyebrow--on-dark{color:#cfe2ff;border-color:rgba(255,255,255,.16);background:rgba(255,255,255,.06);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}

.grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}

.section-head{max-width:760px}
.section-head--center{margin-inline:auto;text-align:center}
.section-head h2{font-size:clamp(31px,4.3vw,50px);margin-top:20px}
.section-head p{color:var(--text-2);margin-top:18px;font-size:19px}

/* ------------------------------------------------------------ boutons --- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-display);font-weight:700;font-size:15.5px;
  padding:14px 26px;border-radius:999px;
  text-decoration:none;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{color:#fff;background:var(--grad-btn);box-shadow:0 14px 34px -14px rgba(15,44,101,.75)}
.btn--primary:hover{box-shadow:0 20px 46px -14px rgba(15,44,101,.85)}
.btn--light{background:#fff;color:var(--navy);box-shadow:0 14px 34px -16px rgba(2,10,28,.7)}
.btn--outline{border-color:var(--line-strong);color:var(--text);background:#fff}
.btn--outline:hover{border-color:var(--navy);color:var(--navy)}
.btn--glass{
  color:#fff;border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.08);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.btn--glass:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.45)}
.btn--sm{padding:10px 20px;font-size:14.5px}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}
.arrow{transition:transform .2s ease}
.btn:hover .arrow{transform:translateX(4px)}

/* ------------------------------------------------------------- header --- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  border-bottom:1px solid transparent;
  transition:background .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.header.is-stuck{
  background:rgba(255,255,255,.82);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  backdrop-filter:saturate(180%) blur(16px);
  border-bottom-color:var(--line);
  box-shadow:0 1px 24px -12px rgba(11,26,53,.4);
}
.header__inner{display:flex;align-items:center;gap:26px;height:78px}
.header.is-stuck .header__inner{height:70px;transition:height .3s ease}

/* le logo bascule blanc → navy quand l'en-tête devient opaque */
.logo{position:relative;display:block;flex-shrink:0;width:136px;height:44px}
.logo img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:left center;
  transition:opacity .3s ease}
.logo .logo--navy{opacity:0}
.header.is-stuck .logo .logo--navy{opacity:1}
.header.is-stuck .logo .logo--white{opacity:0}

.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav a{
  text-decoration:none;color:rgba(255,255,255,.82);font-size:15px;font-weight:500;
  padding:9px 14px;border-radius:999px;transition:color .2s ease,background .2s ease;
}
.nav a:hover{color:#fff;background:rgba(255,255,255,.12)}
.nav a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.14)}
.header.is-stuck .nav a{color:var(--text-2)}
.header.is-stuck .nav a:hover,.header.is-stuck .nav a[aria-current="page"]{color:var(--navy);background:var(--bg-alt)}
.header__cta{margin-left:12px}
.nav a.btn--primary,.nav a.btn--primary:hover,.nav a.btn--primary[aria-current="page"],
.header.is-stuck .nav a.btn--primary,.header.is-stuck .nav a.btn--primary:hover{
  color:#fff;background:var(--grad-btn);
}
.nav a.btn--glass,.header.is-stuck .nav a.btn--glass{color:#fff}

.burger{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:13px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);
  align-items:center;justify-content:center;cursor:pointer;color:#fff;
}
.header.is-stuck .burger{border-color:var(--line-strong);background:#fff;color:var(--navy)}
.burger span{display:block;width:18px;height:1.8px;background:currentColor;position:relative;
  transition:transform .25s ease,background .2s ease}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:1.8px;
  background:currentColor;transition:transform .25s ease}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.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)}

@media (max-width:940px){
  .burger{display:inline-flex}
  .nav{
    position:fixed;inset:78px 12px auto 12px;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(255,255,255,.97);
    -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
    border:1px solid var(--line);border-radius:var(--r);
    padding:12px;box-shadow:var(--shadow-lg);
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .25s ease,transform .25s ease,visibility .25s;
  }
  .nav.is-open{opacity:1;visibility:visible;transform:none}
  .nav a{color:var(--text);padding:13px 16px;border-radius:var(--r-xs);font-size:16px}
  .nav a:hover{background:var(--bg-alt)}
  .header__cta{margin-left:0;margin-top:6px}
}

/* --------------------------------------------------------------- héros --- */
.hero{position:relative;isolation:isolate;overflow:hidden;background:var(--ink);color:#fff;
  padding:calc(78px + clamp(56px,8vw,96px)) 0 clamp(72px,9vw,120px)}
.hero__bg{position:absolute;inset:0;z-index:-2;background:var(--grad-navy)}
/* nappes lumineuses qui dérivent lentement */
.hero__bg::before,.hero__bg::after{
  content:"";position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;
  will-change:transform;
}
.hero__bg::before{
  width:720px;height:720px;top:-260px;right:-180px;
  background:radial-gradient(circle at 50% 50%,rgba(61,166,255,.95),rgba(61,166,255,0) 68%);
  animation:drift-a 22s ease-in-out infinite alternate;
}
.hero__bg::after{
  width:640px;height:640px;bottom:-300px;left:-160px;
  background:radial-gradient(circle at 50% 50%,rgba(106,92,255,.8),rgba(106,92,255,0) 68%);
  animation:drift-b 26s ease-in-out infinite alternate;
}
@keyframes drift-a{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(-90px,70px,0) scale(1.12)}}
@keyframes drift-b{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(80px,-60px,0) scale(1.1)}}

/* trame technique */
.hero__grid{
  position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 30%,transparent 78%);
  mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 30%,transparent 78%);
}
/* halo qui suit la souris (--mx/--my posés par main.js) */
.hero__spot{
  position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:0;
  transition:opacity .6s ease;
  background:radial-gradient(560px circle at var(--mx,50%) var(--my,35%),rgba(124,212,255,.16),transparent 62%);
}
.hero:hover .hero__spot{opacity:1}
/* raccord avec la section claire suivante */
.hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:120px;z-index:-1;
  background:linear-gradient(180deg,transparent,rgba(255,255,255,.06));pointer-events:none}

.hero__layout{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,64px);align-items:center}
.hero h1{font-size:clamp(37px,5.1vw,62px);font-weight:800;letter-spacing:-.035em;margin-top:24px}
.hero__lead{color:#c3d2ec;font-size:clamp(17px,1.5vw,20px);margin-top:22px;max-width:38em}
.hero .btn-row{margin-top:34px}

.hero__proof{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:32px;
  font-size:14.5px;color:#a9bcdb}
.hero__proof li{display:flex;align-items:center;gap:9px}
.hero__proof svg{width:17px;height:17px;flex-shrink:0;color:var(--sky)}

/* --- visuel du héros : fenêtre + téléphone en verre --- */
.hero__visual{position:relative;min-height:430px}
.glass{
  border:1px solid rgba(255,255,255,.16);
  background:linear-gradient(160deg,rgba(255,255,255,.14),rgba(255,255,255,.04));
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  box-shadow:0 40px 90px -30px rgba(2,8,24,.85);
}
.mock-window{
  position:relative;width:92%;border-radius:var(--r);overflow:hidden;
  animation:float-a 9s ease-in-out infinite;
}
.mock-window__bar{display:flex;align-items:center;gap:7px;padding:13px 16px;
  border-bottom:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05)}
.mock-window__bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.3)}
.mock-window__bar span{margin-left:10px;font-size:12px;color:#9fb4d6;letter-spacing:.02em}
.mock-window__body{padding:20px}

.mock-metric{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}
.mock-metric b{font-family:var(--font-display);font-size:30px;font-weight:800;letter-spacing:-.03em}
.mock-metric small{display:block;color:#9fb4d6;font-size:12.5px;letter-spacing:.05em;text-transform:uppercase}
.mock-badge{font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;
  background:rgba(94,240,180,.15);color:#7ff0c4;border:1px solid rgba(94,240,180,.3)}

.mock-chart{display:flex;align-items:flex-end;gap:8px;height:110px}
.mock-chart i{
  flex:1;border-radius:5px 5px 2px 2px;
  background:linear-gradient(180deg,var(--sky),rgba(61,166,255,.25));
  transform-origin:bottom;animation:grow .9s cubic-bezier(.2,.8,.25,1) backwards;
}
@keyframes grow{from{transform:scaleY(.05);opacity:0}to{transform:scaleY(1);opacity:1}}

.mock-rows{margin-top:20px;display:grid;gap:10px}
.mock-rows i{height:9px;border-radius:999px;background:rgba(255,255,255,.13);display:block}
.mock-rows i:nth-child(2){width:72%}
.mock-rows i:nth-child(3){width:48%}

.mock-phone{
  position:absolute;right:-14px;bottom:-58px;width:158px;border-radius:26px;padding:9px;
  animation:float-b 9s ease-in-out infinite;
}
.mock-phone__screen{border-radius:19px;background:linear-gradient(165deg,#12305f,#0b2452);padding:16px 14px;min-height:238px;
  display:flex;flex-direction:column;gap:11px}
.mock-phone__notch{width:52px;height:5px;border-radius:999px;background:rgba(255,255,255,.24);margin:0 auto 6px}
.mock-phone__tile{border-radius:12px;background:rgba(255,255,255,.09);height:34px}
.mock-phone__tile--tall{height:66px;background:linear-gradient(140deg,rgba(124,212,255,.35),rgba(61,166,255,.12))}
.mock-phone__cta{margin-top:auto;height:32px;border-radius:999px;background:var(--grad-brand);opacity:.9}

@keyframes float-a{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes float-b{0%,100%{transform:translateY(0)}50%{transform:translateY(14px)}}

.hero__scroll{display:inline-flex;align-items:center;gap:10px;margin-top:56px;
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:#8ba3c9;text-decoration:none}
.hero__scroll i{width:22px;height:34px;border-radius:999px;border:1.5px solid rgba(255,255,255,.28);
  position:relative;display:inline-block}
.hero__scroll i::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;border-radius:999px;
  background:var(--sky);transform:translateX(-50%);animation:scroll-dot 1.8s ease-in-out infinite}
@keyframes scroll-dot{0%,100%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}70%{opacity:0;transform:translate(-50%,11px)}}

@media (max-width:980px){
  .hero__layout{grid-template-columns:1fr;gap:56px}
  .hero__visual{min-height:0;max-width:460px}
  .mock-phone{right:-14px;bottom:-52px;width:148px}
}
@media (max-width:560px){
  .mock-phone{display:none}
  .hero__scroll{display:none}
}

/* ------------------------------------------------------ bandeau techno --- */
.strip{border-block:1px solid var(--line);background:#fff;padding:22px 0;overflow:hidden}
.strip__label{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
  font-weight:700;font-family:var(--font-display);text-align:center;margin-bottom:16px}
.marquee{display:flex;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__track{display:flex;gap:44px;padding-right:44px;flex-shrink:0;
  animation:marquee 34s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__track span{font-family:var(--font-display);font-weight:700;font-size:19px;
  color:#9aa8c2;white-space:nowrap;transition:color .2s ease}
.marquee__track span:hover{color:var(--navy)}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-100%)}}

/* --------------------------------------------------------------- cartes -- */
.grid{display:grid;gap:22px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.grid--3,.grid--4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid--2,.grid--3,.grid--4{grid-template-columns:1fr}}

.card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:30px 28px;overflow:hidden;
  transition:transform .3s cubic-bezier(.2,.8,.25,1),box-shadow .3s ease,border-color .3s ease;
}
.card::before{
  content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad-brand);
  transform:scaleX(0);transform-origin:left;transition:transform .4s cubic-bezier(.2,.8,.25,1);
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card h3{font-size:20px;margin-bottom:10px}
.card p{color:var(--text-2);font-size:16px}

.card__ico{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(150deg,rgba(61,166,255,.16),rgba(15,44,101,.1));
  color:var(--navy);border:1px solid var(--line);
  transition:background .3s ease,color .3s ease,transform .3s ease;
}
.card__ico svg{width:24px;height:24px}
.card:hover .card__ico{background:var(--grad-btn);color:#fff;border-color:transparent;transform:scale(1.06)}

.card__tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}
.card__tags li{font-size:12.5px;font-weight:600;color:var(--text-2);background:var(--bg-alt);
  border-radius:999px;padding:4px 11px}

/* --------------------------------------------------------- deux colonnes - */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.split--rev .split__media{order:-1}
@media (max-width:900px){.split{grid-template-columns:1fr}.split--rev .split__media{order:0}}
.split h2{font-size:clamp(28px,3.6vw,42px)}
.split p{color:var(--text-2);margin-top:18px}

.check-list{display:grid;gap:14px;margin-top:26px}
.check-list li{display:flex;gap:13px;align-items:flex-start;color:var(--text-2)}
.check-list b{color:var(--text)}
.check-list svg{width:21px;height:21px;flex-shrink:0;margin-top:2px;color:var(--azure)}

/* --------------------------------------------------------------- étapes -- */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px}
.step{position:relative;padding:0 22px 0 0}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--font-display);font-size:13px;font-weight:800;letter-spacing:.1em;
  color:var(--azure);display:block;margin-bottom:18px;
}
.step__dot{position:relative;height:2px;background:var(--line);margin-bottom:26px}
.step__dot::after{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:13px;height:13px;border-radius:50%;background:#fff;border:2.5px solid var(--navy)}
.step:first-child .step__dot::after{background:var(--navy)}
.step h3{font-size:19px;margin-bottom:10px}
.step p{color:var(--text-2);font-size:15.5px}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr;gap:34px 0}}
@media (max-width:560px){.steps{grid-template-columns:1fr}.step{padding-right:0}}

/* -------------------------------------------------------------- bandeau -- */
.band{position:relative;overflow:hidden;border-radius:var(--r-lg);color:#fff;
  background:var(--grad-navy);padding:clamp(40px,5vw,64px);box-shadow:var(--shadow-lg)}
.band::before{content:"";position:absolute;width:520px;height:520px;top:-240px;right:-120px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,166,255,.55),transparent 68%);filter:blur(50px)}
.band__inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.band h2{font-size:clamp(26px,3.2vw,38px)}
.band p{color:#bed0ec;margin-top:12px;max-width:46ch}

/* ------------------------------------------------------------- chiffres -- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;text-align:center}
.stat b{display:block;font-family:var(--font-display);font-size:clamp(30px,3.4vw,40px);font-weight:800;
  letter-spacing:-.03em;background:var(--grad-btn);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;color:var(--text-2);font-size:15px;margin-top:8px}
@media (max-width:720px){.stats{grid-template-columns:1fr}}

/* ---------------------------------------------------------------- stack -- */
.stack-group+.stack-group{margin-top:26px}
.stack-group h3{font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips li{
  font-family:var(--font-display);font-weight:600;font-size:14.5px;color:var(--text);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 17px;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.chips li:hover{border-color:var(--azure);transform:translateY(-2px);box-shadow:var(--shadow-sm)}

/* ------------------------------------------------------------------ faq -- */
.faq{max-width:840px;margin-inline:auto;margin-top:48px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;list-style:none;padding:24px 46px 24px 0;position:relative;
  font-family:var(--font-display);font-weight:700;font-size:18.5px;letter-spacing:-.015em;
  transition:color .2s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--navy)}
.faq summary::after{
  content:"";position:absolute;right:6px;top:50%;width:12px;height:12px;
  border-right:2px solid var(--navy);border-bottom:2px solid var(--navy);
  transform:translateY(-70%) rotate(45deg);transition:transform .3s ease;
}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq__panel{padding:0 0 26px;color:var(--text-2);display:grid;gap:14px;max-width:70ch}
.faq__panel b{color:var(--text)}

/* -------------------------------------------------------------- contact -- */
.contact{position:relative;overflow:hidden;background:var(--ink);color:#fff}
.contact__bg{position:absolute;inset:0;background:var(--grad-navy)}
.contact__bg::before{content:"";position:absolute;width:800px;height:800px;bottom:-420px;left:50%;
  transform:translateX(-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(61,166,255,.45),transparent 66%);filter:blur(70px)}
.contact .container{position:relative}
.contact .section-head h2{color:#fff}
.contact .section-head p{color:#bed0ec}

.form{max-width:820px;margin:44px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form .full{grid-column:1/-1}
@media (max-width:680px){.form{grid-template-columns:1fr}}
.field label{display:block;font-size:14px;font-weight:600;color:#c3d2ec;margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;font:inherit;font-size:16px;color:#fff;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-sm);padding:14px 16px;
  transition:border-color .2s ease,background .2s ease;
}
.field textarea{min-height:150px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#8ba3c9}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--sky);background:rgba(255,255,255,.11)}
.field select{appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath fill='%238ba3c9' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;background-size:12px}
.field select option{background:#0d2450;color:#fff}
.field .err{display:none;color:#ffb4a8;font-size:13.5px;margin-top:7px}
.field.is-invalid input,.field.is-invalid textarea{border-color:#ff8e7d}
.field.is-invalid .err{display:block}
.hp{position:absolute;left:-9999px}

.form__foot{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:6px}
.form__note{color:#a9bcdb;font-size:14px;max-width:44ch}
.form__note a{color:var(--sky)}
.form-msg{grid-column:1/-1;border-radius:var(--r-sm);padding:16px 18px;font-size:15.5px;display:none}
.form-msg.is-on{display:block}
.form-msg--ok{background:rgba(94,240,180,.14);border:1px solid rgba(94,240,180,.34);color:#a7f5d3}
.form-msg--ko{background:rgba(255,142,125,.13);border:1px solid rgba(255,142,125,.34);color:#ffc4b9}

.contact__aside{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 34px;margin-top:40px;
  color:#a9bcdb;font-size:15px}
.contact__aside a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.3)}
.contact__aside a:hover{border-color:var(--sky)}

/* --------------------------------------------------------------- footer -- */
.footer{background:var(--bg-soft);border-top:1px solid var(--line);padding:60px 0 34px}
.footer__top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:38px}
@media (max-width:760px){.footer__top{grid-template-columns:1fr;gap:30px}}
.footer__logo{width:136px;height:auto}
.footer__baseline{color:var(--text-2);font-size:15px;margin-top:16px;max-width:34ch}
.footer h4{font-family:var(--font-display);font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px}
.footer__top li+li{margin-top:9px}
.footer a{color:var(--text-2);text-decoration:none;font-size:15.5px;transition:color .2s ease}
.footer a:hover{color:var(--navy)}
.footer__bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  margin-top:44px;padding-top:24px;border-top:1px solid var(--line);
  color:var(--muted);font-size:14px}

/* -------------------------------------------------------- pages légales -- */
.page-hero{background:var(--grad-navy);color:#fff;padding:calc(78px + 64px) 0 64px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;width:600px;height:600px;top:-320px;right:-140px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,166,255,.5),transparent 68%);filter:blur(60px)}
.page-hero .container{position:relative}
.page-hero h1{font-size:clamp(32px,4.6vw,52px)}
.page-hero p{color:#bed0ec;margin-top:14px}

.prose{max-width:760px;margin-inline:auto}
.prose h2{font-size:clamp(23px,2.6vw,30px);margin:52px 0 16px;scroll-margin-top:100px}
.prose h2:first-child{margin-top:0}
.prose h2 span{color:var(--azure);margin-right:10px}
.prose h3{font-size:19px;margin:32px 0 12px}
.prose p{color:var(--text-2);margin-bottom:14px}
.prose ul{display:grid;gap:11px;margin:0 0 18px}
.prose ul li{display:flex;gap:12px;color:var(--text-2)}
.prose ul li::before{content:"";flex-shrink:0;width:7px;height:7px;border-radius:50%;
  background:var(--azure);margin-top:11px}
.prose b{color:var(--text)}
.prose a{color:var(--navy);text-decoration:underline;text-underline-offset:3px}
.prose address{font-style:normal;color:var(--text-2);background:var(--bg-soft);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:18px 20px;margin-bottom:18px}
mark.todo{background:#fff3c4;color:#7a5b00;padding:1px 7px;border-radius:5px;font-weight:600}

/* ------------------------------------------------------------------ 404 -- */
.page-404{min-height:100vh;display:grid;place-items:center;text-align:center;
  background:var(--grad-navy);color:#fff;padding:40px 24px;position:relative;overflow:hidden}
.page-404::before{content:"";position:absolute;width:700px;height:700px;top:-300px;left:50%;
  transform:translateX(-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(61,166,255,.45),transparent 66%);filter:blur(70px)}
.page-404 .inner{position:relative}
.page-404 b{font-family:var(--font-display);font-size:clamp(72px,14vw,150px);font-weight:800;
  letter-spacing:-.05em;line-height:1;background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.page-404 h1{font-size:clamp(24px,3.4vw,36px);margin:20px 0 14px}
.page-404 p{color:#bed0ec;margin-bottom:30px}

/* -------------------------------------------------- apparition au scroll - */
.reveal{opacity:0;transform:translateY(26px);
  transition:opacity .7s cubic-bezier(.2,.8,.25,1),transform .7s cubic-bezier(.2,.8,.25,1)}
.reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero__bg::before,.hero__bg::after,.mock-window,.mock-phone,.mock-chart i,
  .marquee__track,.hero__scroll i::after{animation:none!important}
  .btn:hover,.card:hover{transform:none}
}

/* ------------------------------------------------------------ utilitaires */
.mt-10{margin-top:10px}
.mt-16{margin-top:16px}
.mt-20{margin-top:20px}
.mt-24{margin-top:24px}
.mt-56{margin-top:56px}
.card--roomy{padding:34px 32px}
.card--roomy h3{font-size:22px}
.footer__legal{display:flex;flex-wrap:wrap;gap:8px 20px}
.footer__address{color:var(--text-2);font-size:15.5px}

/* hauteurs et cascade d'entrée des barres du graphique du héros */
.mock-chart i:nth-child(1){height:38%;animation-delay:.05s}
.mock-chart i:nth-child(2){height:56%;animation-delay:.12s}
.mock-chart i:nth-child(3){height:44%;animation-delay:.19s}
.mock-chart i:nth-child(4){height:70%;animation-delay:.26s}
.mock-chart i:nth-child(5){height:60%;animation-delay:.33s}
.mock-chart i:nth-child(6){height:86%;animation-delay:.40s}
.mock-chart i:nth-child(7){height:74%;animation-delay:.47s}
.mock-chart i:nth-child(8){height:100%;animation-delay:.54s}
.btn-row--center{justify-content:center}

/* ---------------------------------------------------------- réalisations - */
.work{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  transition:transform .3s cubic-bezier(.2,.8,.25,1),box-shadow .3s ease,border-color .3s ease;
}
.work:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}

.work__visual{
  position:relative;aspect-ratio:16/10;overflow:hidden;
  background:var(--grad-navy);display:grid;place-items:center;padding:26px;
}
.work__visual::before{
  content:"";position:absolute;width:300px;height:300px;top:-150px;right:-100px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,166,255,.55),transparent 68%);filter:blur(40px);
}
.work__visual::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:34px 34px;
}

.work__body{padding:26px 26px 30px;display:flex;flex-direction:column;flex:1}
.work__kind{font-family:var(--font-display);font-size:11.5px;font-weight:700;letter-spacing:.13em;
  text-transform:uppercase;color:var(--azure)}
.work__body h3{font-size:20px;margin:10px 0 10px}
.work__body p{color:var(--text-2);font-size:15.5px}
.work__body .card__tags{margin-top:auto;padding-top:18px}
.work__link{display:inline-flex;align-items:center;gap:8px;margin-top:16px;
  font-family:var(--font-display);font-weight:700;font-size:14.5px;color:var(--navy);
  text-decoration:none;transition:color .2s ease}
.work__link:hover{color:var(--azure)}
.work__link svg{width:14px;height:14px;flex-shrink:0}

/* maquettes stylisées, purement décoratives */
.wmock{
  position:relative;width:100%;padding:11px;display:grid;gap:8px;
  border-radius:13px;border:1px solid rgba(255,255,255,.18);
  background:linear-gradient(160deg,rgba(255,255,255,.15),rgba(255,255,255,.04));
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  box-shadow:0 22px 44px -20px rgba(2,8,24,.8);
  transition:transform .4s cubic-bezier(.2,.8,.25,1);
}
.work:hover .wmock{transform:translateY(-5px) scale(1.03)}
.wmock__bar{display:flex;gap:5px;padding-bottom:9px;border-bottom:1px solid rgba(255,255,255,.13)}
.wmock__bar i{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.32)}
.wmock__hero{height:48px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(120deg,rgba(124,212,255,.45),rgba(61,166,255,.14))}
.wmock__row{display:flex;gap:8px}
.wmock__row i{flex:1;height:28px;border-radius:7px;background:rgba(255,255,255,.13)}
.wmock__pill{height:15px;border-radius:999px;background:rgba(255,255,255,.16)}
.wmock__pill--half{width:58%}

.wmock--phone{width:118px;border-radius:20px;padding:10px;gap:7px}
.wmock__notch{width:34px;height:4px;border-radius:999px;background:rgba(255,255,255,.28);margin:0 auto 2px}
.wmock__hero--tall{height:84px}
.wmock__play{width:0;height:0;margin-left:4px;
  border-left:14px solid rgba(255,255,255,.9);
  border-top:9px solid transparent;border-bottom:9px solid transparent}

.wmock__item{display:flex;align-items:center;gap:9px;height:26px;padding:0 9px;
  border-radius:7px;background:rgba(255,255,255,.09)}
.wmock__item i{flex:1;height:6px;border-radius:999px;background:rgba(255,255,255,.24)}
.wmock__item b{font-size:8.5px;font-weight:700;letter-spacing:.03em;padding:3px 8px;border-radius:999px;
  background:rgba(94,240,180,.18);color:#7ff0c4}
.wmock__item b.is-wait{background:rgba(255,196,110,.18);color:#ffd08a}

@media (prefers-reduced-motion:reduce){
  .work:hover{transform:none}
  .work:hover .wmock{transform:none}
}

/* --- réalisations : grille 2 colonnes, maquettes plus grandes -------- */
.work__visual .wmock{max-width:380px}
.wmock--phone{width:126px}

.work__badge{
  position:absolute;top:16px;right:16px;z-index:2;
  font-family:var(--font-display);font-size:11px;font-weight:700;
  letter-spacing:.09em;text-transform:uppercase;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,196,110,.2);color:#ffd08a;border:1px solid rgba(255,196,110,.38);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}

.wmock__map{
  position:relative;height:92px;border-radius:9px;overflow:hidden;display:block;
  background:linear-gradient(140deg,rgba(47,184,155,.34),rgba(61,166,255,.2));
}
.wmock__map svg{position:absolute;inset:0;width:100%;height:100%}
.wmock__stat{display:flex;gap:7px}
.wmock__stat i{flex:1;height:22px;border-radius:7px;background:rgba(255,255,255,.13)}

@media (max-width:640px){
  .work__visual{padding:20px}
  .wmock--phone{width:132px}
}

/* maquette volontairement illisible : projet sous confidentialité */
.wmock--masked{filter:blur(6px) saturate(.85);opacity:.8}
.work__lock{
  position:absolute;z-index:2;width:60px;height:60px;border-radius:50%;
  display:grid;place-items:center;color:#fff;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  box-shadow:0 16px 40px -14px rgba(2,8,24,.9);
}
.work__lock svg{width:24px;height:24px}
.work__badge--muted{background:rgba(255,255,255,.13);color:#d6e6ff;border-color:rgba(255,255,255,.3)}
.work__more{color:var(--muted);font-size:14.5px;margin-top:14px;font-style:italic}

/* maquette « catalogue produits » (MyKid) */
.wmock__cards{display:flex;gap:8px}
.wmock__cards i{flex:1;height:52px;border-radius:8px;
  background:linear-gradient(160deg,rgba(255,255,255,.2),rgba(255,255,255,.06))}
.wmock__dots{display:flex;gap:5px;align-items:center}
.wmock__dots i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.16)}
.wmock__dots i.is-on{background:var(--sky)}
/* variante du lien avec l'icône en tête (lecture vidéo) */
.work__link .ico-play{width:12px;height:12px}

/* --- pages de service : héros plus ample ---------------------------- */
.page-hero--lg{padding:calc(78px + clamp(48px,6vw,80px)) 0 clamp(56px,7vw,88px)}
.page-hero--lg .eyebrow{margin-bottom:22px}
.page-hero--lg h1{max-width:16ch}
.page-hero__lead{color:#c3d2ec;font-size:clamp(17px,1.5vw,19.5px);margin-top:20px;max-width:60ch}
.page-hero--lg .btn-row{margin-top:32px}

/* pied de page : quatre colonnes depuis l'ajout des pages de service */
.footer__top{grid-template-columns:1.5fr 1fr 1.2fr 1fr}
@media (max-width:980px){.footer__top{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.footer__top{grid-template-columns:1fr}}
.footer__baseline+.footer__baseline{margin-top:12px}
/* renvois contextuels vers les pages de service */
.section-links{margin-top:40px;text-align:center;color:var(--text-2);font-size:16px}
.section-links a{color:var(--navy);font-weight:600;text-decoration:underline;
  text-underline-offset:3px;text-decoration-thickness:1px;text-decoration-color:var(--line-strong)}
.section-links a:hover{text-decoration-color:var(--azure)}
/* dans une carte large, les intitulés de groupes de puces gardent leur petit format
   (.card--roomy h3 et .stack-group h3 ont la même spécificité : sans cela, le dernier
   déclaré l'emporte et les remonte à 22 px) */
.card--roomy .stack-group h3{font-size:14px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px}
.card--roomy p+.stack-group{margin-top:24px}
/* bloc IA mis en avant sur l'accueil */
.band--ia{margin-top:56px}
.band--ia .band__inner{align-items:center}
.band--ia .band__inner>div{max-width:62ch}
.band--ia h2{font-size:clamp(24px,2.8vw,34px)}
.card__tags--dark li{background:rgba(255,255,255,.12);color:#dfe9fb}