/* Opsell — feuille de style du site */

@font-face{font-family:"Space Grotesk";font-weight:500;font-display:swap;src:url("../fonts/space-grotesk-latin-500-normal.woff2") format("woff2")}
@font-face{font-family:"Space Grotesk";font-weight:600;font-display:swap;src:url("../fonts/space-grotesk-latin-600-normal.woff2") format("woff2")}
@font-face{font-family:"Space Grotesk";font-weight:700;font-display:swap;src:url("../fonts/space-grotesk-latin-700-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:400;font-display:swap;src:url("../fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:500;font-display:swap;src:url("../fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:600;font-display:swap;src:url("../fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:500;font-display:swap;src:url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2")}

:root{
  --ink:#101828; --ink-2:#344054; --muted:#475467; --soft:#667085;
  --line:#E4E7EC; --line-2:#D0D5DD; --bg:#F6F7F9; --white:#FFFFFF;
  --blue:#1769C8; --blue-dark:#0F4C8A; --blue-light:#E3EEFA; --blue-on-dark:#4FA3F0;
  --green:#5CCB34;
  --navy-2:#1D2939; --navy-line:#344054; --navy-line-2:#475467; --on-dark:#D0D5DD; --on-dark-soft:#98A2B3;
  --display:"Space Grotesk",system-ui,sans-serif;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --wrap:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.5;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--blue)}
a:hover{color:var(--blue-dark)}
:focus-visible{outline:3px solid var(--blue-on-dark);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--display);margin:0;letter-spacing:-0.02em}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:24px;padding-right:24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}

/* Éléments communs */
.eyebrow{font-family:var(--mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
.dark .eyebrow{color:var(--blue-on-dark)}
.h2{font-weight:700;font-size:clamp(30px,4vw,42px);line-height:1.1}
.lead{color:var(--muted);line-height:1.6}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:14px 22px;border-radius:8px;font-weight:600;font-size:16px;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dark);color:#fff}
.btn-secondary{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-secondary:hover{color:var(--ink);border-color:var(--ink)}
.btn-dark{background:var(--ink);color:#fff;min-height:44px;padding:12px 18px}
.btn-dark:hover{background:var(--ink-2);color:#fff}
.btn-ghost-dark{background:transparent;color:#fff;border-color:var(--navy-line-2)}
.btn-ghost-dark:hover{color:#fff;border-color:#fff}
.pill{display:inline-block;font-size:14px;background:#fff;border:1px solid var(--line-2);padding:8px 14px;border-radius:999px}
.section-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px}
.section-head .title{display:flex;flex-direction:column;gap:14px;max-width:660px}
.section-head .lead{max-width:390px}
.dark{background:var(--ink);color:#fff}
.dark .lead{color:var(--on-dark)}

/* En-tête */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand .icon{height:40px;width:auto}
.brand .word{height:20px;width:auto}
.nav{display:flex;align-items:center;gap:28px;font-size:15px;font-weight:500}
.nav a{color:var(--ink-2);text-decoration:none}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink)}
.nav a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--blue)}
.nav .btn-dark{color:#fff;box-shadow:none}
.menu{display:none;position:relative}
.menu summary{list-style:none;width:44px;height:44px;border:1px solid var(--line-2);border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer}
.menu summary::-webkit-details-marker{display:none}
.menu-panel{position:absolute;right:0;top:54px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;min-width:230px;box-shadow:0 16px 40px -12px rgba(16,24,40,.25);display:flex;flex-direction:column}
.menu-panel a{padding:12px 14px;border-radius:8px;color:var(--ink);text-decoration:none;font-weight:500}
.menu-panel a:hover{background:var(--bg)}
@media (max-width:900px){.nav{display:none}.menu{display:block}.brand .icon{height:34px}.brand .word{height:17px}}

/* Hero */
.hero .wrap{padding-top:96px;padding-bottom:80px;display:flex;flex-wrap:wrap;gap:64px;align-items:center}
.hero-copy{flex:1 1 520px;min-width:0;display:flex;flex-direction:column;gap:28px}
.hero h1{font-weight:700;font-size:clamp(38px,5.4vw,60px);line-height:1.04;letter-spacing:-0.03em}
.hero .lead{font-size:19px;max-width:560px}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.flow{flex:1 1 440px;min-width:0;background:var(--ink);color:#fff;border-radius:20px;padding:36px 32px;display:flex;flex-direction:column;gap:28px}
.flow-head{display:flex;justify-content:space-between;gap:12px;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--on-dark-soft)}
.flow ol{list-style:none;margin:0;padding:0}
.flow li{display:flex;gap:20px}
.flow .rail{display:flex;flex-direction:column;align-items:center;width:14px;flex-shrink:0}
.flow .dot{width:14px;height:14px;border-radius:50%;border:2px solid var(--blue-on-dark);margin-top:8px}
.flow .line{flex:1;width:2px;background:var(--blue)}
.flow .step{flex:1;min-width:0;padding-bottom:22px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 16px}
.flow li:last-child .step{padding-bottom:0}
.flow .txt{display:flex;flex-direction:column;gap:4px;flex:1 1 180px;min-width:0}
.flow .name{font-family:var(--display);font-size:24px;font-weight:600}
.flow .desc{font-size:14px;color:var(--on-dark-soft)}
.flow .tool{display:flex;align-items:center;gap:8px;align-self:flex-start;margin-top:6px}
.flow .tool::before{content:"";width:20px;border-top:2px dashed var(--navy-line-2)}
.flow .tool span{font-size:13px;color:var(--on-dark);border:1px solid var(--navy-line-2);border-radius:999px;padding:5px 12px;white-space:nowrap}
.flow-foot{border-top:1px solid var(--navy-line);padding-top:20px;display:flex;flex-direction:column;gap:8px}
.flow-foot strong{font-family:var(--display);font-size:20px;font-weight:600;line-height:1.35}
.flow-foot strong span{color:var(--green)}
.flow-foot p{font-size:14px;color:var(--on-dark-soft)}

/* Bande certifications */
.certs .wrap{padding-top:28px;padding-bottom:28px;display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px}
.certs .label{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--on-dark-soft)}
.certs ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:12px 24px;font-size:15px;font-weight:500}
.certs .qualiopi{margin-left:auto;font-size:15px;font-weight:600;border:1px solid var(--navy-line-2);padding:8px 14px;border-radius:12px;max-width:560px}
.certs .qualiopi span{font-weight:400;color:var(--on-dark)}
.certs .qualiopi a{color:#fff}
@media (max-width:900px){.certs .qualiopi{margin-left:0}}

/* Sections */
.section{padding-top:112px;padding-bottom:104px}
.section .wrap{display:flex;flex-direction:column;gap:48px}
.white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;display:flex;flex-direction:column;gap:14px}
.card .num{font-family:var(--mono);font-size:13px;color:var(--blue)}
.card h3{font-size:22px;font-weight:600}
.card p{color:var(--muted);line-height:1.6;font-size:15px}
.card .foot{margin-top:auto;font-family:var(--mono);font-size:12px;color:var(--soft)}
.card .more{margin-top:auto;font-weight:600;font-size:15px;min-height:44px;display:inline-flex;align-items:center}

/* IA */
.ai-card{background:var(--navy-2);border:1px solid var(--navy-line);border-radius:14px;padding:28px;display:flex;flex-direction:column;gap:14px}
.ai-card h3{font-size:22px;font-weight:600}
.ai-card p{color:var(--on-dark);line-height:1.6;font-size:15px}
.charter{border:1px solid var(--navy-line-2);border-radius:16px;padding:28px 32px;display:flex;flex-wrap:wrap;gap:28px 48px;align-items:center}
.charter-intro{flex:1 1 300px;min-width:0;display:flex;flex-direction:column;gap:12px}
.charter-intro .ref{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--green)}
.charter-intro h3{font-size:24px;font-weight:700;line-height:1.2}
.charter-intro p{color:var(--on-dark);font-size:15px;line-height:1.6}
.chip-dark{align-self:flex-start;font-size:13px;color:var(--on-dark);border:1px solid var(--navy-line-2);border-radius:999px;padding:5px 12px}
.charter-intro a{color:var(--blue-on-dark);font-weight:600;font-size:15px;min-height:44px;display:inline-flex;align-items:center}
.checks{flex:2 1 480px;min-width:0;list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 28px;font-size:15px;line-height:1.5;color:var(--on-dark)}
.checks li{display:flex;gap:10px}
.checks svg{flex-shrink:0;margin-top:2px}
@media (max-width:640px){.checks{grid-template-columns:1fr}.charter{padding:24px 20px}}

/* Méthode */
.method-body{display:flex;flex-direction:column;gap:24px}
.progress{height:6px;border-radius:999px;background:linear-gradient(90deg,var(--blue) 0%,var(--blue) 55%,var(--green) 100%)}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.steps li{background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:14px}
.steps .n{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-family:var(--display);font-size:24px;font-weight:700;background:var(--blue);color:#fff}
.steps li:nth-child(even) .n{background:var(--blue-light);color:var(--blue)}
.steps h3{font-size:24px;font-weight:700}
.steps p{color:var(--muted);line-height:1.6;font-size:15px}
.steps .deliv{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:14px;font-weight:600}

/* À propos */
.about .wrap{flex-direction:row;flex-wrap:wrap;gap:64px;align-items:center}
.portrait{flex:1 1 320px;min-width:0;max-width:420px;aspect-ratio:4/5;background:var(--line);border-radius:16px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-family:var(--mono);font-size:13px;object-fit:cover}
.about-copy{flex:1 1 520px;min-width:0;display:flex;flex-direction:column;gap:22px}
.about-copy .lead{font-size:17px;line-height:1.7}
.pills{display:flex;flex-wrap:wrap;gap:10px}

/* Contact */
.contact .wrap{display:flex;flex-direction:row;flex-wrap:wrap;gap:64px;padding-top:96px;padding-bottom:96px}
.contact-copy{flex:1 1 360px;min-width:0;display:flex;flex-direction:column;gap:20px}
.contact-copy .lead{font-size:17px;line-height:1.7}
.contact-copy a{color:#fff;font-size:16px;min-height:44px;display:inline-flex;align-items:center}
.contact-copy .place{color:var(--on-dark)}
.form{flex:1 1 480px;min-width:0;background:#fff;color:var(--ink);border-radius:16px;padding:32px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:14px;font-weight:600}
.field input,.field select,.field textarea{font:inherit;padding:12px 14px;border:1px solid var(--line-2);border-radius:8px;min-height:44px;background:#fff;color:var(--ink);width:100%}
.field textarea{resize:vertical;min-height:120px}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--blue);outline-offset:0;border-color:var(--blue)}
.form .btn{grid-column:1/-1}
.form .legal{grid-column:1/-1;font-size:13px;color:var(--muted);line-height:1.5}
.hp{position:absolute;left:-9999px}
@media (max-width:640px){.form{grid-template-columns:1fr;padding:24px 20px}}

/* Pied de page */
.site-footer{background:#0B111C;color:var(--on-dark-soft)}
.site-footer .wrap{padding-top:32px;padding-bottom:32px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;font-size:14px}
.site-footer nav{display:flex;flex-wrap:wrap;gap:20px}
.site-footer a{color:var(--on-dark)}
.site-footer a:hover{color:#fff}

/* Barre d'action mobile */
.mobile-cta{display:none}
@media (max-width:640px){
  .mobile-cta{display:flex;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:40;background:#fff;border-top:1px solid var(--line);padding:12px 16px calc(12px + env(safe-area-inset-bottom))}
  .mobile-cta .mail{width:52px;height:52px;flex-shrink:0;border:1px solid var(--line-2);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--ink)}
  .mobile-cta .btn{flex:1;min-height:52px;border-radius:10px}
  body.has-cta{padding-bottom:84px}
  .hero .wrap{padding-top:40px;padding-bottom:40px;gap:40px}
  .section{padding-top:64px;padding-bottom:64px}
  .flow{padding:28px 20px}
}

/* Page Formation */
.page-hero .wrap{padding-top:80px;padding-bottom:40px;display:flex;flex-direction:column;gap:40px}
.page-hero .copy{display:flex;flex-direction:column;gap:20px;max-width:780px}
.page-hero h1{font-weight:700;font-size:clamp(36px,5vw,56px);line-height:1.05;letter-spacing:-0.03em}
.page-hero .lead{font-size:19px}
.badge{font-size:13px;font-weight:600;border:1px solid var(--ink);padding:4px 10px;border-radius:999px}
.facts{margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.facts div{padding:24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);margin:-0 -1px -1px 0;display:flex;flex-direction:column;gap:6px}
.facts dt{font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--soft)}
.facts dd{margin:0;font-size:14px;color:var(--muted)}
.facts dd.big{font-family:var(--display);font-size:26px;font-weight:600;color:var(--ink)}
.layout{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start;padding-top:24px;padding-bottom:96px}
.main-col{flex:999 1 560px;min-width:0;display:flex;flex-direction:column;gap:56px}
.main-col h2{font-size:30px;font-weight:700}
.block{display:flex;flex-direction:column;gap:20px}
.modules{list-style:none;margin:0;padding:0;border-top:1px solid var(--line-2)}
.modules li{display:flex;gap:20px;padding:18px 0;border-bottom:1px solid var(--line-2);font-size:17px}
.modules span{font-family:var(--mono);font-size:13px;color:var(--blue);width:40px;flex-shrink:0;padding-top:3px}
.card ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.7;font-size:15px}
.card h3.small{font-size:19px}
.stat{font-family:var(--display);font-size:34px;font-weight:700}
.side{flex:1 1 320px;min-width:0;background:var(--ink);color:#fff;border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:18px;position:sticky;top:96px}
.side .eyebrow{color:var(--green);font-size:12px}
.side .t{font-family:var(--display);font-size:26px;font-weight:700;line-height:1.2}
.side p{color:var(--on-dark);line-height:1.6;font-size:15px}
.side .note{border-top:1px solid var(--navy-line);padding-top:16px;font-size:14px;color:var(--on-dark);line-height:1.6}
.side .note a{color:#fff}
@media (max-width:900px){.side{position:static}}

/* Pages de texte (charte, mentions) */
.doc .wrap{max-width:820px;padding-top:72px;padding-bottom:96px;display:flex;flex-direction:column;gap:20px}
.doc h1{font-size:clamp(34px,4.6vw,48px);font-weight:700;line-height:1.08;letter-spacing:-0.03em}
.doc h2{font-size:24px;font-weight:700;margin-top:28px}
.doc h3{font-size:18px;font-weight:600;margin-top:8px}
.doc p,.doc li{color:var(--ink-2);line-height:1.75;font-size:16.5px}
.doc ul{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:6px}
.doc .meta{font-family:var(--mono);font-size:13px;color:var(--soft)}
.doc .summary{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:12px;padding:20px 24px}
.doc table{width:100%;border-collapse:collapse;font-size:15px;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.doc th,.doc td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.5}
.doc th{background:var(--bg);font-weight:600}
.table-box{overflow-x:auto}
.todo{background:#FFF4E5;color:#7A4100;padding:0 4px;border-radius:4px}

/* Page merci / 404 */
.center .wrap{min-height:60vh;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:20px;padding-top:80px;padding-bottom:80px;max-width:720px}