/* EL Média — Léo OS · site public (FR / EN) */
:root{
  --ink:#1d1d1f;
  --ink-80:rgba(29,29,31,.8);
  --ink-60:rgba(29,29,31,.64);
  --ink-30:rgba(29,29,31,.3);
  --ink-10:rgba(29,29,31,.1);
  --ink-05:rgba(29,29,31,.05);
  --paper:#f5f5f2;
  --white:#ffffff;
  --sky-top:#2f5a88;
  --sky-mid:#7ea2c4;
  --sky-low:#e3e9ed;
  --sky-warm:#cfcdc8;
  --warn:#9a6208;
  --ok:#1f7a4d;
  --soon:#3b5f8a;
  --dot-sales:#2f5a88;
  --dot-prod:#2e9a5f;
  --dot-buy:#a3651d;
  --dot-quality:#c0392b;
  --shadow:0 8px 40px rgba(29,29,31,.12);
  --shadow-sm:0 2px 10px rgba(29,29,31,.08);
  --f-sans:"Geist",-apple-system,"Helvetica Neue",system-ui,sans-serif;
  --f-serif:"Source Serif 4",Georgia,serif;
  --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--f-serif);font-weight:500;letter-spacing:-.01em;margin:0}
h1{font-size:clamp(40px,6.2vw,76px);line-height:1.02}
h2{font-size:clamp(32px,4.2vw,52px);line-height:1.08}
h3{font-size:22px;line-height:1.25}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:8px;background:var(--ink);color:#fff;padding:10px 16px;border-radius:99px;z-index:100}
.skip:focus{left:12px}
:focus-visible{outline:3px solid #1a73e8;outline-offset:3px;border-radius:6px}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-60);margin:0 0 14px}
.lead{font-size:clamp(18px,1.6vw,21px);color:var(--ink-80);max-width:640px}
.muted{color:var(--ink-60)}
.small{font-size:14px}

/* Boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 22px;border-radius:99px;font-weight:600;font-size:16px;text-decoration:none;border:0;cursor:pointer;transition:transform .15s ease,background .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-light{background:rgba(255,255,255,.88);color:var(--ink);box-shadow:var(--shadow-sm)}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--ink-30)}
.btn small{font-weight:500;opacity:.75}
.btns{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* En-tête */
.top{position:sticky;top:0;z-index:50;background:rgba(245,245,242,.82);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--ink-05)}
.top .wrap{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;white-space:nowrap}
.brand-mark{width:30px;height:30px;border-radius:50%;background:linear-gradient(160deg,var(--sky-top),var(--sky-mid));color:#fff;display:grid;place-items:center;font-family:var(--f-serif);font-size:17px}
.brand span.sub{font-weight:400;color:var(--ink-60)}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{text-decoration:none;font-size:15px;padding:8px 12px;border-radius:99px;color:var(--ink-80)}
.nav a:hover{background:var(--ink-05)}
.lang{display:flex;align-items:center;font-size:14px;font-weight:600;border-radius:99px;box-shadow:inset 0 0 0 1px var(--ink-10);padding:3px}
.lang a,.lang span{padding:5px 10px;border-radius:99px;text-decoration:none}
.lang [aria-current]{background:var(--ink);color:#fff}
.top .btn{min-height:40px;padding:8px 16px;font-size:14px}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;box-shadow:inset 0 0 0 1px var(--ink-10)}
.menu summary::-webkit-details-marker{display:none}
.menu-panel{position:absolute;right:0;top:50px;background:#fff;border-radius:20px;box-shadow:var(--shadow);padding:10px;min-width:220px;display:flex;flex-direction:column}
.menu-panel a{padding:12px 14px;border-radius:12px;text-decoration:none}
.menu-panel a:hover{background:var(--ink-05)}

/* Héros (ciel de l'app) */
.hero{position:relative;overflow:hidden;color:var(--ink);
  background:
    radial-gradient(90% 60% at 25% 95%,var(--sky-low) 0%,transparent 70%),
    radial-gradient(70% 50% at 95% 100%,var(--sky-warm) 0%,transparent 70%),
    linear-gradient(180deg,var(--sky-top) 0%,var(--sky-mid) 55%,var(--sky-low) 100%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;padding-top:72px;padding-bottom:88px}
.hero h1{color:#fff}
.hero .eyebrow{color:rgba(255,255,255,.82)}
.hero .lead{color:rgba(255,255,255,.92)}
.hero-note{margin-top:16px;font-size:14px;color:rgba(29,29,31,.72)}
.pill-new{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.18);color:#fff;border-radius:99px;padding:6px 14px 6px 6px;font-size:14px;margin-bottom:22px;text-decoration:none}
.pill-new b{background:#fff;color:var(--sky-top);border-radius:99px;padding:3px 10px;font-size:12px;letter-spacing:.04em;text-transform:uppercase}

/* Maquettes d'écran (HTML, données d'exemple) */
.app{position:relative;border-radius:28px;padding:18px;background:linear-gradient(180deg,rgba(47,90,136,.55),rgba(126,162,196,.35));box-shadow:0 30px 80px rgba(10,22,34,.28);font-size:14px;line-height:1.4}
.app-bar{display:flex;align-items:center;gap:8px;margin-bottom:14px}
.seg{display:flex;background:rgba(255,255,255,.35);border-radius:99px;padding:3px;margin:0 auto}
.seg span{padding:6px 14px;border-radius:99px;color:rgba(29,29,31,.7);font-size:13px}
.seg span.on{background:var(--ink);color:#fff}
.app-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:14px}
.lane-h{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:rgba(255,255,255,.95);margin:2px 4px 8px}
.lane-h i{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:7px;vertical-align:1px}
.card{position:relative;background:rgba(255,255,255,.94);border-radius:20px;padding:14px 16px;box-shadow:var(--shadow-sm)}
.stack{position:relative;margin-bottom:14px;isolation:isolate}
.stack::after{content:"";position:absolute;left:8px;right:8px;bottom:-7px;height:20px;background:rgba(255,255,255,.55);border-radius:0 0 18px 18px;z-index:-1}
.card .k{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--ink-60);margin-bottom:6px}
.ico{width:20px;height:20px;border-radius:6px;box-shadow:inset 0 0 0 1px var(--ink-10);display:grid;place-items:center;font-size:11px}
.card .t{font-weight:600;font-size:14.5px;line-height:1.3}
.card .s{font-size:12.5px;color:var(--ink-60);margin-top:3px}
.card .w{font-size:12px;color:var(--warn);margin-top:8px}
.acts{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap}
.acts span{font-size:12px;padding:5px 11px;border-radius:99px;box-shadow:inset 0 0 0 1px var(--ink-10)}
.acts span.yes{background:var(--ink);color:#fff;box-shadow:none}
.chat{display:flex;flex-direction:column;gap:8px}
.b{max-width:92%;padding:10px 13px;border-radius:18px;background:#fff;box-shadow:var(--shadow-sm)}
.b.me{align-self:flex-end;background:rgba(255,255,255,.55)}
.b.tag{align-self:center;background:var(--ink);color:#fff;font-size:12.5px;padding:7px 13px}
.compose{margin-top:10px;display:flex;justify-content:space-between;align-items:center;background:rgba(255,255,255,.9);border-radius:99px;padding:10px 14px;color:var(--ink-60);font-size:13px}
.mic{width:22px;height:22px;border-radius:50%;box-shadow:inset 0 0 0 1px var(--ink-30)}
.demo-flag{position:absolute;right:16px;bottom:-12px;background:#fff;color:var(--ink-60);font-size:12px;border-radius:99px;padding:4px 12px;box-shadow:var(--shadow-sm)}

/* Sections */
section{padding:96px 0}
.sec-head{max-width:760px;margin-bottom:48px}
.sec-head h2{margin-bottom:16px}
.alt{background:#fff}

/* Nouveautés / interface */
.tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.tile{border-radius:28px;background:#fff;box-shadow:var(--shadow-sm);overflow:hidden;display:flex;flex-direction:column}
.alt .tile{background:var(--paper)}
.tile-txt{padding:28px 30px 8px}
.tile-txt h3{margin-bottom:8px}
.tile-txt p{color:var(--ink-80);font-size:16px}
.tile-vis{margin:12px 20px 20px;border-radius:22px;padding:18px;min-height:250px;background:linear-gradient(180deg,var(--sky-top) 0%,var(--sky-mid) 60%,var(--sky-low) 100%);display:flex;flex-direction:column;justify-content:center;font-size:14px;line-height:1.4}
.brief{background:#fff;border-radius:22px;padding:18px 20px;box-shadow:var(--shadow)}
.brief .d{font-size:12px;color:var(--ink-60)}
.brief h4{font-family:var(--f-serif);font-weight:500;font-size:22px;margin:4px 0 10px}
.brief .lbl{font-size:12px;color:var(--ink-60);margin:8px 0 4px}
.brief .row{display:flex;gap:14px;padding:4px 0;font-size:13.5px}
.brief .row span:first-child{color:var(--ink-60);min-width:52px}
.brief .foot{border-top:1px solid var(--ink-10);margin-top:10px;padding-top:8px;font-size:12.5px;color:var(--ink-60)}
.brief .foot u{color:var(--ink)}
.proj{background:#fff;border-radius:22px;padding:14px 16px;box-shadow:var(--shadow)}
.proj-row{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:10px 4px;border-bottom:1px solid var(--ink-05);align-items:center}
.proj-row:last-child{border-bottom:0}
.proj-row b{font-weight:600;font-size:14px}
.proj-row .s{font-size:12.5px;color:var(--ink-60)}
.stage{font-size:11.5px;font-weight:600;padding:4px 10px;border-radius:99px;background:var(--ink-05)}
.bar{grid-column:1/-1;height:5px;border-radius:99px;background:var(--ink-05);overflow:hidden}
.bar i{display:block;height:100%;background:var(--sky-top);border-radius:99px}

/* Comment Léo travaille */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:s}
.step{padding:28px;border-radius:24px;background:#fff;box-shadow:var(--shadow-sm)}
.step .n{width:38px;height:38px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-weight:600;margin-bottom:18px}
.step h3{margin-bottom:8px}
.step p{color:var(--ink-80);font-size:16px;margin:0}

/* Deux volets */
.phases{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.phase{border-radius:28px;padding:34px;background:#fff;box-shadow:var(--shadow-sm)}
.phase.prod{background:linear-gradient(180deg,#eef2f5,#e7ecef)}
.phase .tagline{display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding:5px 12px;border-radius:99px;background:#fff;margin-bottom:16px}
.phase h3{font-size:30px;margin-bottom:10px}
.phase>p{color:var(--ink-80)}
.feat{list-style:none;padding:0;margin:20px 0 0;display:flex;flex-direction:column;gap:2px}
.feat li{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:start;padding:14px 0;border-top:1px solid var(--ink-10)}
.feat li b{display:block;font-weight:600}
.feat li span.d{display:block;font-size:15px;color:var(--ink-60)}
.st{font-size:12px;font-weight:600;padding:4px 10px;border-radius:99px;white-space:nowrap}
.st.ok{background:#e3f3ea;color:var(--ok)}
.st.mid{background:#fdf1dc;color:var(--warn)}
.st.soon{background:#e4ecf6;color:var(--soon)}
.legend{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:28px;font-size:14px;color:var(--ink-60);align-items:center}

/* Manufacturiers */
.sec-mfg{background:linear-gradient(180deg,#eef2f5,#e7ecef)}
.sec-mfg .phase{background:#fff}
.sec-mfg .phase.prod{background:var(--paper)}
.trust.t3{grid-template-columns:repeat(3,1fr)}
.trust.t3 div{background:#fff}
.trust.t3 .st{display:inline-block;margin-top:12px}
.sec-mfg .tools{margin-top:0}
.sec-mfg .price{margin-top:40px}

/* Studio */
.studio{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.sv{border-radius:24px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.sv-vis{aspect-ratio:4/3;display:grid;place-items:center;position:relative;color:#fff;font-family:var(--f-serif);font-size:24px;text-align:center;padding:24px}
.sv-vis.v1{background:linear-gradient(135deg,#1b2b3c,#2f5a88)}
.sv-vis.v2{background:linear-gradient(135deg,#d8cfc2,#a99a86);color:var(--ink)}
.sv-vis.v3{background:linear-gradient(135deg,#e8edf1,#c7d5e2);color:var(--ink)}
.play{width:58px;height:58px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center;margin:0 auto 14px}
.play::after{content:"";border-left:16px solid var(--ink);border-top:10px solid transparent;border-bottom:10px solid transparent;margin-left:4px}
.li-post{background:#fff;color:var(--ink);font-family:var(--f-sans);font-size:13px;text-align:left;border-radius:14px;padding:14px;box-shadow:var(--shadow-sm);width:100%;max-width:260px}
.li-post .who{display:flex;gap:8px;align-items:center;margin-bottom:8px;font-weight:600}
.li-post .who i{width:26px;height:26px;border-radius:50%;background:var(--sky-mid)}
.li-post .img{height:58px;border-radius:8px;background:linear-gradient(135deg,#2f5a88,#7ea2c4);margin-top:8px}
.sv-txt{padding:22px 24px 26px}
.sv-txt h3{margin-bottom:6px}
.sv-txt p{margin:0;color:var(--ink-80);font-size:16px}

/* Approche (stratège) */
.approach{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.approach ol{list-style:none;margin:0;padding:0;counter-reset:a}
.approach li{counter-increment:a;display:grid;grid-template-columns:52px 1fr;gap:16px;padding:22px 0;border-top:1px solid var(--ink-10)}
.approach li::before{content:counter(a,decimal-leading-zero);font-family:var(--f-serif);font-size:26px;color:var(--sky-top)}
.approach li b{display:block;font-size:19px;margin-bottom:4px}
.approach li p{margin:0;color:var(--ink-80);font-size:16px}
.tools{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.tools span{font-size:14px;padding:7px 14px;border-radius:99px;background:#fff;box-shadow:inset 0 0 0 1px var(--ink-10)}

/* Confiance */
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust div{padding:24px;border-radius:22px;background:var(--paper)}
.trust b{display:block;font-family:var(--f-serif);font-weight:500;font-size:21px;margin-bottom:6px}
.trust p{margin:0;font-size:15px;color:var(--ink-80)}

/* Essayer / tarif */
.cta-band{border-radius:32px;padding:56px;color:#fff;
  background:radial-gradient(70% 80% at 90% 100%,rgba(207,205,200,.55),transparent 70%),linear-gradient(160deg,var(--sky-top),var(--sky-mid));
  display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.92)}
.soon-box{background:rgba(255,255,255,.95);color:var(--ink);border-radius:24px;padding:28px}
.soon-box h3{margin-bottom:8px}
.soon-box p{color:var(--ink-80);font-size:16px}
.soon-box .badge{display:inline-block;font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:99px;background:#e4ecf6;color:var(--soon);margin-bottom:12px}
.price{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;border-radius:28px;padding:40px;background:#fff;box-shadow:var(--shadow-sm);margin-top:28px}
.price h3{font-size:30px;margin-bottom:6px}
.price p{margin:0;color:var(--ink-80)}

/* Équipe */
.team{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.person{display:grid;grid-template-columns:150px 1fr;gap:24px;align-items:start;padding:24px;border-radius:24px;background:#fff;box-shadow:var(--shadow-sm)}
.person img{width:150px;height:188px;object-fit:cover;border-radius:18px}
.person .role{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-60);margin-bottom:4px}
.person h3{margin-bottom:8px}
.person p{font-size:15.5px;color:var(--ink-80);margin-bottom:10px}
.person a{font-size:15px}

/* Pied */
footer{padding:56px 0 40px;background:var(--ink);color:rgba(255,255,255,.82);font-size:15px}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
footer h4{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.6);margin:0 0 12px;font-weight:600}
footer a{color:#fff;text-decoration:none}
footer a:hover{text-decoration:underline}
footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
footer .legal{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.14);padding-top:20px;font-size:13.5px;color:rgba(255,255,255,.6);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* Réactif */
@media (max-width:1080px){
  .nav{display:none}
  .menu{display:block}
  .top .wrap{gap:12px}
  .lang{margin-left:auto}
  .hero .wrap{grid-template-columns:1fr;gap:40px}
  .trust,.trust.t3{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  section{padding:72px 0}
  .tiles,.phases,.studio,.steps,.team,.approach,.cta-band{grid-template-columns:1fr}
  .approach{gap:24px}
  .cta-band{padding:36px 24px}
  .price{grid-template-columns:1fr;padding:28px}
  footer .wrap{grid-template-columns:1fr}
}
@media (max-width:560px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .top .btn{display:none}
  .brand span.sub{display:none}
  .hero .wrap{padding-top:44px;padding-bottom:64px}
  .app{padding:12px;border-radius:22px}
  .app-grid{grid-template-columns:1fr}
  .app .chat-col{display:none}
  .seg span{padding:6px 10px}
  .tile-txt{padding:24px 22px 4px}
  .tile-vis{margin:10px 12px 12px;padding:14px;min-height:0}
  .phase{padding:24px 20px}
  .person{grid-template-columns:1fr}
  .person img{width:120px;height:150px}
  .trust,.trust.t3{grid-template-columns:1fr}
  .btns .btn{width:100%;flex-direction:column;gap:2px;text-align:center}
}

/* En-tête : menu sur une ligne (8 liens) */
.nav a{white-space:nowrap}
.top .btn{white-space:nowrap}
@media (max-width:1380px){.nav{gap:0}.nav a{padding:8px 9px;font-size:14.5px}.brand span.sub{display:none}}