/* Sevania — portfolio clair : bleu de confiance, cartes arrondies, éventail incliné, cartes qui s'empilent. */
@font-face{font-family:"Outfit";src:url("fonts/outfit.woff2") format("woff2");font-weight:300 800;font-display:swap}
@font-face{font-family:"Plus Jakarta Sans";src:url("fonts/jakarta.woff2") format("woff2");font-weight:400 700;font-display:swap}
@view-transition{navigation:auto}
:root{
  --bg:#F4F8FF;--bg-2:#EAF2FF;--card:#fff;--ink:#0B1F3A;--ink-2:#33476A;--muted:#5E6F8C;--line:#DCE6F5;
  --blue:#1A64D6;--blue-2:#2F7BF0;--blue-d:#0F4AA8;--sky:#CFE2FF;--sky-2:#E3EEFF;
  --r:22px;--shadow:0 1px 2px rgba(11,31,58,.05),0 12px 32px -12px rgba(11,31,58,.18);--shadow-lg:0 30px 70px -24px rgba(15,74,168,.35);
  --ease:cubic-bezier(.2,.8,.2,1);--pad:clamp(18px,4vw,56px);
  --display:"Outfit",system-ui,sans-serif;--body:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{overflow-x:clip;-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--body);overflow-x:clip}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
img,video{display:block;max-width:100%;height:auto}
:focus-visible{outline:3px solid var(--blue-2);outline-offset:3px;border-radius:8px}
.skip{position:absolute;left:-999px;top:8px;z-index:99;padding:10px 16px;background:var(--ink);color:#fff;border-radius:10px}
.skip:focus{left:8px}
.kicker{margin:0 0 14px;font:600 13px/1 var(--body);letter-spacing:.12em;text-transform:uppercase;color:var(--blue)}
.h2{margin:0;font:600 clamp(36px,5.4vw,72px)/1 var(--display);letter-spacing:-.035em}
.head{max-width:1240px;margin:0 auto clamp(36px,5vw,60px)}
.head__lede{max-width:56ch;margin:18px 0 0;font-size:clamp(16px,1.4vw,18px);color:var(--muted)}
section{padding:clamp(80px,10vw,140px) var(--pad)}

/* Boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 24px;border-radius:99px;border:1.5px solid transparent;
  font:600 15px/1 var(--body);text-decoration:none;transition:background-color .25s,color .25s,border-color .25s,transform .35s var(--ease),box-shadow .35s}
.btn i{font-style:normal;transition:transform .35s var(--ease)}
.btn:hover i{transform:translateX(3px)}
.btn--solid{background:var(--blue);color:#fff;box-shadow:0 10px 24px -10px rgba(26,100,214,.7)}
.btn--solid:hover{background:var(--blue-d);transform:translateY(-2px)}
.btn--ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn--line{border-color:currentColor}
.btn--sm{min-height:42px;padding:0 18px;font-size:14px}
.btn--lg{min-height:58px;padding:0 32px;font-size:17px}

/* ---------- Choix de langue ---------- */
body.gate{min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(22px,4vw,40px);padding:80px var(--pad) 40px;
  background:radial-gradient(1000px 500px at 50% 0%,var(--sky-2),transparent 70%),var(--bg)}
.gate__logo{position:absolute;top:24px;left:0;right:0;display:flex;justify-content:center;align-items:center;gap:10px;margin:0;font:700 20px var(--display);letter-spacing:-.02em}
.gate__q{display:flex;flex-direction:column;align-items:center;gap:4px;margin:0;text-align:center;font:600 clamp(28px,4vw,48px)/1.05 var(--display);letter-spacing:-.03em}
.gate__q span + span{font-size:.5em;font-weight:400;color:var(--muted);letter-spacing:-.01em}
.gate__cards{display:grid;grid-template-columns:repeat(2,minmax(0,420px));gap:clamp(16px,2.4vw,28px)}
.gate__card{position:relative;display:flex;flex-direction:column;align-items:flex-start;padding:26px;min-height:min(56vh,440px);border-radius:28px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow);text-decoration:none;overflow:hidden;transition:transform .5s var(--ease),box-shadow .5s,border-color .3s}
.gate__imgs{position:relative;flex:1;width:100%;min-height:180px;margin-bottom:22px}
.gate__imgs img{position:absolute;left:50%;top:50%;width:62%;aspect-ratio:16/10;object-fit:cover;border-radius:14px;box-shadow:0 18px 40px -16px rgba(11,31,58,.45);
  transform:translate(-50%,-50%) rotate(var(--rr,0deg));transition:transform .7s var(--ease)}
.gate__imgs img:nth-child(1){--rr:-9deg;--x:-34%}
.gate__imgs img:nth-child(2){--rr:7deg;--x:34%}
.gate__imgs img:nth-child(3){--rr:-1deg;--x:0%;z-index:1}
.gate__card:hover .gate__imgs img,.gate__card:focus-visible .gate__imgs img{transform:translate(calc(-50% + var(--x)),-50%) rotate(calc(var(--rr) * 1.6))}
.gate__card:hover .gate__imgs img:nth-child(3),.gate__card:focus-visible .gate__imgs img:nth-child(3){transform:translate(-50%,-56%) scale(1.06)}
.gate__card:hover,.gate__card:focus-visible{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--sky)}
.gate__hello{font:500 15px var(--body);color:var(--blue)}
.gate__word{font:600 clamp(40px,5vw,64px)/1 var(--display);letter-spacing:-.04em}
.gate__go{margin-top:16px;display:inline-flex;gap:8px;align-items:center;padding:10px 18px;border-radius:99px;background:var(--bg-2);color:var(--blue);font-weight:600;font-size:14px;transition:background-color .3s,color .3s}
.gate__go i{font-style:normal}
.gate__card:hover .gate__go{background:var(--blue);color:#fff}
@media (max-width:640px){.gate__cards{grid-template-columns:1fr;width:100%}.gate__card{min-height:0}.gate__imgs{min-height:150px}}

/* ---------- En-tête ---------- */
.logo{display:inline-flex;align-items:center;gap:10px;font:700 21px var(--display);letter-spacing:-.025em;text-decoration:none}
.logo__mark{position:relative;flex:none;width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--blue-2),var(--blue-d))}
.logo__mark::after{content:"";position:absolute;inset:7px;border-radius:3px;background:#fff;transform:rotate(45deg) scale(.75)}
.top{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:clamp(12px,2vw,28px);padding:14px var(--pad);
  background:rgba(244,248,255,.82);-webkit-backdrop-filter:saturate(1.4) blur(14px);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
.top.is-scrolled{border-bottom-color:var(--line)}
.nav{display:flex;gap:4px;margin-left:auto;padding:4px;border-radius:99px;background:#fff;border:1px solid var(--line)}
.nav a{padding:8px 16px;border-radius:99px;font-size:14px;font-weight:500;text-decoration:none;color:var(--ink-2);transition:color .25s,background-color .25s}
.nav a:hover{color:var(--blue)}
.nav a.on{background:var(--sky-2);color:var(--blue-d)}
.switch{display:inline-flex;align-items:center;gap:8px;min-height:42px;padding:0 14px 0 6px;border-radius:99px;border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;text-decoration:none;transition:border-color .25s}
.switch:hover{border-color:var(--blue)}
.switch__flag{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--sky-2);color:var(--blue-d);font-size:11px;letter-spacing:.04em}
@media (max-width:980px){.nav{display:none}.switch{margin-left:auto}}
@media (max-width:520px){.switch__txt{display:none}.switch{padding-right:6px}.top .btn--sm{padding:0 14px;font-size:13px}}

/* ---------- Réalisations ---------- */
.tabs{position:sticky;top:70px;z-index:20;max-width:1240px;margin:0 auto 10px;display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:10px 0;
  background:linear-gradient(#fff 80%,rgba(255,255,255,0))}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:none;display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 18px;border-radius:99px;border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;text-decoration:none;color:var(--ink-2);transition:background-color .3s,color .3s,border-color .3s}
.tab sup{font-size:11px;color:var(--muted)}
.tab:hover{border-color:var(--blue);color:var(--blue)}
.tab.on{background:var(--blue);border-color:var(--blue);color:#fff}
.tab.on sup{color:var(--sky)}
.group{max-width:1240px;margin:0 auto;padding-top:clamp(36px,5vw,56px)}
.group__title{display:flex;align-items:center;gap:14px;margin:0 0 22px;font:600 clamp(22px,2.4vw,30px)/1.1 var(--display);letter-spacing:-.025em}
.group__title::after{content:"";flex:1;height:1px;background:var(--line)}
.cards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.card{perspective:1000px}
.card__btn{width:100%;display:block;text-align:left;border-radius:var(--r);background:var(--bg);border:1px solid var(--line);overflow:hidden;
  transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateY(var(--ty,0px));transition:transform .5s var(--ease),box-shadow .5s,border-color .3s}
.card__btn:hover,.card__btn:focus-visible{--ty:-8px;box-shadow:var(--shadow-lg);border-color:var(--sky)}
.card__media{position:relative;display:block;margin:10px 10px 0;border-radius:14px;overflow:hidden;aspect-ratio:16/10;background:var(--sky-2)}
.card__media img,.card__media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease),opacity .4s}
.card__media video{opacity:0}
.card.is-playing video{opacity:1}
.card__btn:hover .card__media img{transform:scale(1.05)}
.card__body{display:block;padding:16px 18px 18px}
.card__top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.card__name{font:600 22px/1.15 var(--display);letter-spacing:-.02em}
.card__lang{padding:3px 8px;border-radius:6px;background:#fff;border:1px solid var(--line);font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--muted)}
.card__sub{display:block;margin-top:4px;font-size:14px;color:var(--muted)}
.card__see{display:inline-flex;gap:6px;margin-top:14px;font-size:14px;font-weight:600;color:var(--blue)}
.card__see i{font-style:normal;transition:transform .35s var(--ease)}
.card__btn:hover .card__see i{transform:translateX(4px)}
@media (max-width:980px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.cards{grid-template-columns:1fr}.tabs{top:66px}}

/* ---------- Méthode ---------- */
.method{background:#fff}
.steps{max-width:1240px;margin:0 auto;list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{position:relative;padding:28px;border-radius:var(--r);background:var(--bg);border:1px solid var(--line)}
.step__n{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--blue);color:#fff;font:600 15px var(--display)}
.step h3{margin:20px 0 8px;font:600 22px/1.15 var(--display);letter-spacing:-.02em}
.step p{margin:0;font-size:15px;color:var(--muted)}
.step:nth-child(2){background:var(--blue);border-color:var(--blue);color:#fff}
.step:nth-child(2) .step__n{background:#fff;color:var(--blue)}
.step:nth-child(2) p{color:#DCE9FF}
@media (max-width:980px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}

/* ---------- Pied de page ---------- */
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;padding:40px var(--pad) 32px;margin-top:clamp(60px,8vw,100px);border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.foot b{color:var(--ink)}
.foot a{color:var(--blue);font-weight:600;text-decoration:none}

/* ---------- Fiche projet ---------- */
.viewer{width:min(1240px,calc(100vw - 24px));max-width:none;max-height:calc(100dvh - 24px);margin:auto;padding:0;border:0;border-radius:28px;background:#fff;color:var(--ink);box-shadow:0 40px 120px -30px rgba(11,31,58,.5)}
.viewer::backdrop{background:rgba(11,31,58,.45);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.viewer__in{position:relative;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:clamp(22px,3.5vw,48px);align-items:center;padding:clamp(22px,3.5vw,44px)}
.viewer .browser{box-shadow:var(--shadow-lg)}
.viewer__name{margin:0;font:600 clamp(32px,3.8vw,52px)/1 var(--display);letter-spacing:-.04em}
.viewer__sub{margin:6px 0 0;font-size:17px;color:var(--blue);font-weight:600}
.viewer__desc{margin:18px 0 0;color:var(--ink-2)}
.tags li{padding:5px 12px;border-radius:99px;background:var(--sky-2);color:var(--blue-d);font-size:13px;font-weight:500}
.viewer__lang{margin:14px 0 0;font-size:13px;color:var(--muted)}
.viewer__actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.viewer__close{position:absolute;top:14px;right:14px;z-index:2;width:44px;height:44px;border-radius:50%;background:var(--bg);border:1px solid var(--line);font-size:24px;line-height:1;transition:background-color .25s,color .25s}
.viewer__close:hover{background:var(--ink);color:#fff}
@media (max-width:860px){.viewer__in{grid-template-columns:minmax(0,1fr);padding:60px 18px 22px}}

/* Apparitions */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease),box-shadow .5s,border-color .3s}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .fan__track{animation:none}
  .js .reveal{opacity:1;transform:none}
  *{transition-duration:.01ms!important}
}
.js .svc.reveal.in:hover{transform:translateY(-6px)}

/* =================== v3 : deux métiers =================== */
:root{--ai:#5B5BF6;--ai-grad:linear-gradient(100deg,var(--blue) 0%,var(--ai) 100%)}
.h3{margin:0;font:600 clamp(26px,3vw,40px)/1.05 var(--display);letter-spacing:-.03em}
.btn--white{background:#fff;color:var(--blue-d);box-shadow:0 14px 30px -14px rgba(0,0,0,.35)}
.btn--white:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.gate__sub{font-weight:500;font-size:14px;color:var(--muted);margin-left:4px}
.nav__n{margin-right:6px;font-size:11px;font-weight:700;color:var(--blue)}
.nav a.nav__ai .nav__n{color:var(--ai)}
section{padding-top:clamp(70px,9vw,120px);padding-bottom:clamp(70px,9vw,120px)}

/* Accueil : deux portes */
.hero{padding-top:clamp(40px,5vw,72px);padding-bottom:clamp(40px,5vw,64px);overflow:clip;
  background:radial-gradient(900px 480px at 85% -10%,var(--sky),transparent 65%),radial-gradient(700px 420px at 0% 0%,#E9E8FF,transparent 60%)}
.hero__text{max-width:1240px;margin:0 auto;text-align:center}
.hero__title{margin:0 auto;font:600 clamp(40px,6.2vw,92px)/.98 var(--display);letter-spacing:-.045em}
.hero__title span{background:var(--ai-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lede{max-width:58ch;margin:22px auto 0;font-size:clamp(16px,1.5vw,19px);color:var(--muted)}
.doors{max-width:1240px;margin:clamp(34px,4vw,52px) auto 0;display:grid;grid-template-columns:1fr 1fr;gap:20px}
.door{position:relative;display:flex;flex-direction:column;min-height:clamp(380px,40vw,470px);padding:clamp(22px,2.6vw,34px);border-radius:30px;text-decoration:none;overflow:hidden;
  transition:transform .55s var(--ease),box-shadow .55s}
.door:hover,.door:focus-visible{transform:translateY(-6px)}
.door--web{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.door--web:hover{box-shadow:var(--shadow-lg)}
.door--ai{color:#fff;background:radial-gradient(500px 300px at 90% 0%,rgba(255,255,255,.22),transparent 60%),linear-gradient(135deg,var(--blue-2),var(--ai) 75%,#7B5BF6);box-shadow:0 30px 70px -28px rgba(70,80,240,.6)}
.door__n{position:absolute;top:clamp(22px,2.6vw,34px);right:clamp(22px,2.6vw,34px);font:600 14px var(--display);opacity:.55}
.door__txt{position:relative;z-index:2;display:flex;flex-direction:column;max-width:34ch}
.door__title{display:flex;align-items:center;gap:10px;font:600 clamp(32px,3.6vw,50px)/1 var(--display);letter-spacing:-.04em}
.door__title svg{width:.6em;height:.6em;fill:currentColor;stroke:none}
.door__desc{margin-top:12px;font-size:15px;color:var(--muted)}
.door--ai .door__desc{color:#E3E6FF}
.door__go{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;margin-top:18px;padding:10px 18px;border-radius:99px;font-size:14px;font-weight:600;background:var(--sky-2);color:var(--blue-d);transition:background-color .3s,color .3s}
.door__go i{font-style:normal;transition:transform .35s var(--ease)}
.door:hover .door__go i{transform:translateX(4px)}
.door--web:hover .door__go{background:var(--blue);color:#fff}
.door--ai .door__go{background:#fff;color:var(--ai)}
.door__art{position:relative;flex:1;margin-top:18px;min-height:170px}
.door__art--web img{position:absolute;left:50%;bottom:-6%;width:56%;aspect-ratio:16/10;object-fit:cover;border-radius:14px;border:3px solid #fff;box-shadow:0 20px 44px -18px rgba(11,31,58,.5);
  transform:translateX(-50%) rotate(var(--rr)) translateX(var(--x));transition:transform .7s var(--ease)}
.door__art--web img:nth-child(1){--rr:-10deg;--x:-36%}
.door__art--web img:nth-child(2){--rr:9deg;--x:36%}
.door__art--web img:nth-child(3){--rr:0deg;--x:0%;z-index:1;bottom:2%}
.door--web:hover .door__art--web img:nth-child(1){--rr:-14deg;--x:-52%}
.door--web:hover .door__art--web img:nth-child(2){--rr:13deg;--x:52%}
.door--web:hover .door__art--web img:nth-child(3){transform:translateX(-50%) translateY(-10px) scale(1.05)}
.door__art--ai .dev--macbook{position:absolute;left:4%;bottom:-14%;width:80%;transition:transform .7s var(--ease)}
.door__art--ai .dev--iphone{position:absolute;right:4%;bottom:-8%;width:19%;transition:transform .7s var(--ease)}
.door--ai:hover .dev--macbook{transform:translateY(-8px)}
.door--ai:hover .dev--iphone{transform:translateY(-22px) rotate(4deg)}
.proof{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 26px;list-style:none;margin:28px 0 0;padding:0;font-size:14px;color:var(--ink-2)}
.proof li{display:flex;align-items:center;gap:8px}
.proof li::before{content:"";flex:none;width:18px;height:18px;border-radius:50%;background:var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat}
@media (max-width:860px){.doors{grid-template-columns:1fr}.door{min-height:400px}}

/* Appareils réels : interface derrière l'écran percé */
.dev{position:relative;margin:0}
.dev__frame{position:relative;z-index:1;width:100%;height:auto;pointer-events:none;user-select:none}
.dev__scr{position:absolute;overflow:hidden;background:#fff}
.dev--macbook .dev__scr{left:9.35%;top:3.79%;width:81.2%;height:75.67%}
.dev--iphone .dev__scr{left:5.46%;top:2.16%;width:88.96%;height:95.62%;border-radius:13%/6%}
.dev__poster{width:100%;height:100%;object-fit:cover;object-position:top}
.dev__scr iframe{position:absolute;left:0;top:0;border:0;transform-origin:0 0;transform:scale(var(--k,1));opacity:0;transition:opacity .4s}
.dev--macbook .dev__scr iframe{width:1440px;height:902px}
.dev--iphone .dev__scr iframe{width:393px;height:894px}
.dev__scr iframe.is-ready{opacity:1}

/* Chapitres */
.part{position:relative}
.chapter{max-width:1240px;margin:0 auto clamp(36px,5vw,60px)}
.chapter__tag{display:inline-flex;align-items:center;gap:10px;margin:0 0 20px;padding:6px 16px 6px 6px;border-radius:99px;background:#fff;border:1px solid var(--line);font-weight:600;font-size:14px}
.chapter__tag span{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--blue);color:#fff;font:600 12px var(--display)}
.chapter__tag svg{width:16px;height:16px;fill:var(--ai)}
.chapter .h2{max-width:16ch;font-size:clamp(38px,5.6vw,80px)}
.chapter .h2 span{color:var(--blue)}
.chapter__lede{max-width:58ch;margin:20px 0 0;font-size:clamp(16px,1.4vw,19px);color:var(--muted)}
.part--web{overflow:clip;background:#fff;border-radius:40px 40px 0 0;border-top:1px solid var(--line)}
.fan{margin:0 calc(var(--pad) * -1);padding:20px 0 clamp(50px,6vw,80px);transform:rotate(-3deg);
  -webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.fan__track{display:flex;gap:clamp(14px,2vw,24px);width:max-content;list-style:none;margin:0;padding:0;animation:slide 80s linear infinite}
.fan:hover .fan__track{animation-play-state:paused}
.fan__track li{flex:none;width:clamp(200px,20vw,300px);transform:rotate(var(--r));transition:transform .6s var(--ease)}
.fan__track li:hover{transform:rotate(0) translateY(-12px) scale(1.06)}
.fan__track img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:16px;box-shadow:0 20px 44px -20px rgba(11,31,58,.5);border:4px solid #fff}
@keyframes slide{to{transform:translateX(-50%)}}
.svcs{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.svc{position:relative;padding:30px;border-radius:var(--r);background:var(--bg);border:1px solid var(--line);overflow:hidden;transition:transform .5s var(--ease),box-shadow .5s,border-color .3s,opacity .8s var(--ease)}
.svc:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--sky)}
.svc__ico{display:grid;place-items:center;width:52px;height:52px;border-radius:15px;background:#fff;color:var(--blue);border:1px solid var(--line)}
.svc__ico svg,.aisvc__ico svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.svc h3{margin:20px 0 8px;font:600 26px/1.1 var(--display);letter-spacing:-.025em}
.svc p{margin:0;color:var(--muted)}
.svc ul{list-style:none;margin:20px 0 0;padding:18px 0 0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;font-size:15px;color:var(--ink-2)}
.svc li{display:flex;gap:10px;align-items:baseline}
.svc li::before{content:"✓";color:var(--blue);font-weight:700}
.work{max-width:1240px;margin:clamp(70px,9vw,110px) auto 0}
.work__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px 40px;margin-bottom:18px}
.work__head p{max-width:52ch;margin:0;color:var(--muted)}
@media (max-width:760px){.svcs{grid-template-columns:1fr}.svc ul{grid-template-columns:1fr}}

/* Chapitre Apps & IA */
.part--ai{background:
  radial-gradient(800px 500px at 100% 0%,#E6E4FF,transparent 60%),
  radial-gradient(700px 500px at 0% 40%,var(--sky-2),transparent 60%),
  linear-gradient(#F7F8FF,#F4F8FF)}
.part--ai::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(91,91,246,.18) 1px,transparent 1.4px);background-size:26px 26px;
  -webkit-mask:linear-gradient(#000,transparent 55%);mask:linear-gradient(#000,transparent 55%)}
.part--ai > *{position:relative}
.part--ai .chapter__tag span{background:var(--ai-grad)}
.part--ai .chapter .h2 span{background:var(--ai-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.aisvcs{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.aisvc{padding:28px;border-radius:var(--r);background:rgba(255,255,255,.8);border:1px solid #DFE2FB;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  transition:transform .5s var(--ease),box-shadow .5s,opacity .8s var(--ease)}
.aisvc:hover{transform:translateY(-6px);box-shadow:0 30px 70px -26px rgba(91,91,246,.45)}
.js .aisvc.reveal.in:hover{transform:translateY(-6px)}
.aisvc__ico{display:grid;place-items:center;width:52px;height:52px;border-radius:15px;background:var(--ai-grad);color:#fff;box-shadow:0 10px 22px -10px rgba(91,91,246,.8)}
.aisvc h3{margin:20px 0 8px;font:600 24px/1.1 var(--display);letter-spacing:-.025em}
.aisvc p{margin:0;color:var(--muted);font-size:15px}
@media (max-width:900px){.aisvcs{grid-template-columns:1fr}}

/* Démo en direct */
.lab{max-width:1240px;margin:clamp(70px,9vw,110px) auto 0}
.lab__head{margin-bottom:26px}
.lab__head .kicker{display:inline-flex;align-items:center;gap:8px;color:var(--ai)}
.lab__head .kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:#1BC47D;box-shadow:0 0 0 4px rgba(27,196,125,.2);animation:live 1.6s ease-in-out infinite}
@keyframes live{50%{box-shadow:0 0 0 8px rgba(27,196,125,0)}}
.lab__grid{display:grid;grid-template-columns:minmax(280px,360px) minmax(0,1fr);gap:22px;align-items:stretch}
.lab__list{display:flex;flex-direction:column;gap:12px}
.labtab{position:relative;display:block;width:100%;text-align:left;padding:18px 20px;border-radius:20px;background:rgba(255,255,255,.55);border:1px solid #DFE2FB;overflow:hidden;
  transition:background-color .35s,box-shadow .35s,border-color .35s}
.labtab:hover{background:#fff}
.labtab[aria-selected="true"]{background:#fff;border-color:color-mix(in srgb,var(--c) 35%,#fff);box-shadow:0 24px 50px -26px color-mix(in srgb,var(--c) 70%,transparent)}
.labtab__head{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:2px 12px}
.labtab__dot{grid-row:span 2;width:40px;height:40px;border-radius:12px;background:var(--c);box-shadow:inset 0 0 0 10px color-mix(in srgb,var(--c) 75%,#fff)}
.labtab__name{font:600 21px/1.1 var(--display);letter-spacing:-.02em}
.labtab__k{font-size:13px;color:var(--muted)}
.labtab__more{display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s var(--ease)}
.labtab__in{min-height:0;overflow:hidden}
.labtab[aria-selected="true"] .labtab__more{grid-template-rows:1fr}
.labtab__line,.labtab__desc,.labtab__tags{display:block}
.labtab__line{padding-top:14px;font:600 17px/1.3 var(--display);color:var(--c)}
.labtab__desc{margin-top:6px;font-size:14px;color:var(--ink-2)}
.labtab__tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.labtab__tags span{padding:3px 10px;border-radius:99px;background:color-mix(in srgb,var(--c) 12%,#fff);color:color-mix(in srgb,var(--c) 80%,#000);font-size:12px;font-weight:600}
.labtab__bar{position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:0 4px 4px 0;background:var(--c);transform:scaleY(0);transition:transform .45s var(--ease)}
.labtab[aria-selected="true"] .labtab__bar{transform:scaleY(1)}
.lab__stage{position:relative;min-height:clamp(420px,46vw,600px);border-radius:30px;overflow:hidden;border:1px solid #DFE2FB;background:#fff;
  box-shadow:0 30px 80px -40px rgba(11,31,58,.35)}
.lab__hint{position:absolute;top:16px;left:18px;z-index:3;display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:99px;background:rgba(255,255,255,.85);border:1px solid var(--line);font-size:12px;font-weight:600;color:var(--ink-2)}
.lab__hint::before{content:"";width:14px;height:14px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231A64D6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 11V5a2 2 0 0 1 4 0v6M13 10a2 2 0 0 1 4 0v2M17 11a2 2 0 0 1 4 0v4a7 7 0 0 1-7 7h-1a7 7 0 0 1-6-3l-2.7-4.6a2 2 0 0 1 3.4-2L9 15'/%3E%3C/svg%3E") center/contain no-repeat}
.rig{position:absolute;inset:0;background:radial-gradient(70% 70% at 70% 30%,color-mix(in srgb,var(--c) 22%,#fff),#fff 75%)}
.rig[hidden]{display:block;visibility:hidden;opacity:0;pointer-events:none}
.rig .dev{position:absolute;transition:transform .8s var(--ease),opacity .6s}
.rig--set .dev--macbook{left:4%;top:12%;width:80%}
.rig--set .dev--iphone{right:5%;bottom:5%;width:19%;filter:drop-shadow(0 30px 40px rgba(11,31,58,.3))}
.rig--duo .dev--iphone{top:9%;width:25%}
.rig--duo .dev--iphone:nth-of-type(1){left:21%;transform:rotate(-4deg)}
.rig--duo .dev--iphone:nth-of-type(2){left:53%;top:13%;transform:rotate(3deg)}
.rig[hidden] .dev{transform:translateY(40px) scale(.97)}
.rig__cta{position:absolute;right:18px;top:14px;z-index:3;min-height:40px;padding:0 16px;font-size:13px}
@media (max-width:980px){
  .lab__grid{grid-template-columns:1fr}
  .lab__list{flex-direction:row;overflow-x:auto;scrollbar-width:none;gap:10px}
  .lab__list::-webkit-scrollbar{display:none}
  .labtab{flex:0 0 min(78vw,320px)}
  .lab__stage{min-height:clamp(380px,80vw,560px)}
}
@media (max-width:620px){
  .lab__stage{min-height:520px}
  .rig--set .dev--macbook{left:3%;top:16%;width:94%}
  .rig--set .dev--iphone{right:6%;bottom:4%;width:40%}
  .rig--duo .dev--iphone{width:44%;top:16%}
  .rig--duo .dev--iphone:nth-of-type(1){left:4%}
  .rig--duo .dev--iphone:nth-of-type(2){left:52%;top:20%}
  .rig__cta{top:auto;bottom:14px;left:18px;right:auto}
  .lab__hint{display:none}
}

/* Méthode */
.chapter--small .h2{max-width:none}

/* Contact */
.cta{padding-top:0}
.cta__card{max-width:1240px;margin:0 auto;padding:clamp(40px,6vw,80px) clamp(22px,4vw,56px);border-radius:36px;text-align:center;color:#fff;
  background:radial-gradient(600px 400px at 90% 0%,rgba(255,255,255,.25),transparent 60%),linear-gradient(135deg,var(--blue-2),var(--blue-d) 60%,#3B3BC4);box-shadow:0 40px 90px -40px rgba(15,74,168,.7)}
.cta__title{margin:0;font:600 clamp(40px,6vw,84px)/.98 var(--display);letter-spacing:-.045em}
.cta__lede{max-width:48ch;margin:18px auto 0;font-size:clamp(16px,1.5vw,19px);color:#DCE9FF}
.cta__btns{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:32px}
.cta__or{margin:20px 0 0;font-size:14px;color:#DCE9FF}
.cta__or a{color:#fff;font-weight:600}
.foot{margin-top:0}
.more{max-width:1240px;margin:clamp(40px,5vw,60px) auto 0;text-align:center}
.nav a.nav__folio{color:var(--blue);font-weight:600}
/* Fenêtre de navigateur (captures, vidéos, démos) */
.browser{border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 30px 70px -20px rgba(11,31,58,.35);border:1px solid rgba(11,31,58,.08)}
.browser__bar{display:flex;align-items:center;gap:7px;padding:10px 14px;background:#EEF2F8}
.browser__bar i{flex:none;width:11px;height:11px;border-radius:50%;background:#ff5f57}
.browser__bar i:nth-child(2){background:#febc2e}.browser__bar i:nth-child(3){background:#28c840}
.browser__url{flex:1;min-width:0;margin-left:10px;padding:5px 12px;border-radius:7px;background:#fff;font-size:12px;color:var(--muted);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.browser video{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--sky-2)}
.tags{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:20px 0 0;padding:0}