/* ============================================================
   ATIO — Design system partagé (issu des maquettes)
   Famille Scan = orange ; AtioHub = turquoise via body.theme-hub
   ============================================================ */
:root{
  --bg:#F4F6F8; --card:#FFFFFF; --scan-card:#FBF3EC;
  --ink:#171A33; --ink-soft:#5A6072;
  --flash:#F2693C; --flash-deep:#D8512A;
  --hub:#1FA89A; --hub-deep:#15887C;
  --line:#E4E7EC;
}
/* AtioHub : on bascule l'accent en turquoise pour toute la page */
body.theme-hub{ --flash:#1FA89A; --flash-deep:#15887C; }
body.theme-hub .cta-band{ background:#EAF8F6; border-color:#C5E6E0; }

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%; scroll-behavior:smooth}
body{margin:0; background:var(--bg); color:var(--ink); font-family:"Inter",system-ui,sans-serif; line-height:1.5}
a{color:inherit}
.wrap{max-width:1120px; margin:0 auto; padding:0 24px}

/* ---------- Header ---------- */
header{position:sticky; top:0; z-index:20; background:rgba(244,246,248,.85); backdrop-filter:blur(10px); border-bottom:1px solid var(--line)}
.bar{display:flex; align-items:center; justify-content:space-between; height:68px}
.logo{font-family:"Sora",sans-serif; font-weight:700; font-size:22px; letter-spacing:-.01em; text-decoration:none}
.logo span{color:var(--flash)}
.back{font-size:14px; font-weight:500; color:var(--ink-soft); text-decoration:none}
.back:hover{color:var(--ink)}
nav{display:flex; align-items:center; gap:26px}
nav a{font-size:14.5px; font-weight:500; text-decoration:none; color:var(--ink-soft)}
nav a:hover{color:var(--ink)}
.nav-cta{font-family:"Inter"; font-weight:600; font-size:14px; color:#fff; background:var(--ink); padding:10px 16px; border-radius:10px; text-decoration:none}
.nav-cta:hover{background:#000}
.menu-links{display:flex; align-items:center; gap:26px}
@media(max-width:760px){ .menu-links{display:none} }

/* ---------- Boutons ---------- */
.btn{display:inline-block; font-family:"Inter"; font-weight:600; font-size:15px; padding:13px 22px; border-radius:12px; text-decoration:none; border:1.5px solid transparent; transition:transform .08s ease, filter .15s ease, background .15s}
.btn.primary{background:var(--flash); color:#fff}
.btn.primary:hover{filter:brightness(1.06)}
.btn.outline{border-color:var(--line); color:var(--ink); background:#fff; margin-left:10px}
.btn.outline:hover{border-color:var(--ink)}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--ink); outline-offset:2px}

/* ---------- Eyebrow / titres de section ---------- */
.eyebrow{font-family:"Space Mono",monospace; font-size:12px; letter-spacing:.22em; text-transform:uppercase; color:var(--flash-deep); display:flex; align-items:center; gap:10px; margin:0 0 16px}
.eyebrow::before{content:""; width:24px; height:2px; background:var(--flash); border-radius:2px}
h2{font-family:"Sora",sans-serif; font-weight:700; font-size:clamp(24px,4vw,32px); letter-spacing:-.02em; margin:0 0 24px}

/* ---------- Hero (commun, variante home) ---------- */
.hero{padding:20px 0 50px}
body.home .hero{padding:76px 0 64px}
.hero-grid{display:grid; grid-template-columns:1.15fr .85fr; gap:48px; align-items:center}
@media(max-width:860px){ .hero-grid{grid-template-columns:1fr; gap:36px} }
h1{font-family:"Sora",sans-serif; font-weight:700; font-size:clamp(34px,5.5vw,52px); line-height:1.05; letter-spacing:-.025em; margin:0 0 18px; max-width:760px}
h1 .pre{color:var(--flash)}
body.home h1{font-size:clamp(38px,6vw,60px); line-height:1.03; margin:0 0 22px; max-width:none}
h1 em{font-style:normal; color:var(--flash)}
.lede{font-size:17.5px; line-height:1.6; color:var(--ink-soft); max-width:600px; margin:0 0 28px}
body.home .lede{max-width:520px; margin:0 0 30px}
.hero-cta{display:flex; flex-wrap:wrap; gap:12px}
.role-tag{display:inline-block; font-family:"Space Mono",monospace; font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--flash-deep); background:rgba(242,105,60,.12); padding:6px 12px; border-radius:999px; margin-bottom:18px}
body.theme-hub .role-tag{background:rgba(31,168,154,.16)}

/* signature : le flash animé */
.flash-glyph{position:relative; width:100%; max-width:340px; aspect-ratio:1; margin:0 auto; background:var(--card); border:1px solid var(--line); border-radius:26px; box-shadow:0 30px 60px -34px rgba(23,26,51,.45); overflow:hidden; padding:34px}
.flash-glyph svg{width:100%; height:100%; display:block}
.scan-line{position:absolute; left:8%; right:8%; top:0; height:18%; background:linear-gradient(180deg, rgba(242,105,60,0) 0%, rgba(242,105,60,.35) 70%, rgba(242,105,60,.85) 100%); border-bottom:2px solid var(--flash); animation:scan 3.2s cubic-bezier(.5,0,.5,1) infinite}
.glyph-cap{position:absolute; bottom:16px; left:0; right:0; text-align:center; font-family:"Space Mono",monospace; font-size:11px; letter-spacing:.18em; color:var(--ink-soft); text-transform:uppercase}
@keyframes scan{0%{top:-18%}50%{top:100%}100%{top:-18%}}

/* ---------- Fil d'ariane ---------- */
.crumb{font-family:"Space Mono",monospace; font-size:12px; letter-spacing:.08em; color:var(--ink-soft); padding:26px 0 0}
.crumb a{text-decoration:none}
.crumb a:hover{color:var(--flash-deep)}

/* ---------- Section générique ---------- */
section{padding:30px 0}
.sec-head{margin:0 0 26px}
.sec-head .eyebrow{margin-bottom:12px}
.sec-head h2{font-family:"Sora",sans-serif; font-weight:700; font-size:clamp(26px,4vw,34px); letter-spacing:-.02em; margin:0}

/* ---------- Univers (home) ---------- */
section.univers{padding:30px 0 76px}
.univers-layout{display:grid; grid-template-columns:1.7fr 1fr; gap:20px; align-items:stretch}
@media(max-width:880px){ .univers-layout{grid-template-columns:1fr} }
.scan-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px}
@media(max-width:520px){ .scan-grid{grid-template-columns:1fr} }
.scan-card{background:var(--scan-card); border:1px solid #F3DECB; border-left:4px solid var(--flash); border-radius:18px; padding:22px; text-decoration:none; color:var(--ink); display:flex; flex-direction:column; transform-style:preserve-3d; will-change:transform; transition:transform .18s ease, box-shadow .18s ease, border-color .15s}
.scan-card:hover{box-shadow:inset 0 5px 18px -6px rgba(23,26,51,.32); border-color:var(--flash)}
.scan-card .qr{width:26px; height:26px; margin-bottom:16px}
.scan-card h3{font-family:"Sora",sans-serif; font-size:19px; font-weight:600; margin:0 0 6px}
.scan-card h3 .pre{color:var(--flash)}
.scan-card .role{align-self:flex-start; font-family:"Space Mono",monospace; font-size:10px; letter-spacing:.12em; text-transform:uppercase; color:var(--flash-deep); background:rgba(242,105,60,.12); padding:5px 10px; border-radius:999px; margin:0 0 12px}
.scan-card p{font-size:14px; color:var(--ink-soft); margin:0 0 14px; flex:1}
.scan-card .go{align-self:stretch; text-align:center; font-size:13.5px; font-weight:600; color:#fff; background:var(--flash); padding:10px 16px; border-radius:9px; transition:filter .15s}
.scan-card:hover .go{filter:brightness(1.05)}

/* AtioHub vignette (home) */
.hub-vignette{background:linear-gradient(165deg, #EAF8F6 0%, #DCF1ED 100%); color:var(--ink); border-radius:18px; padding:28px; display:flex; flex-direction:column; position:relative; overflow:hidden; text-decoration:none; border:1px solid #C5E6E0; will-change:transform; transition:transform .12s ease, box-shadow .15s ease, border-color .15s}
.hub-vignette:hover{box-shadow:inset 0 6px 20px -6px rgba(23,26,51,.3); border-color:var(--hub)}
.hub-vignette::after{content:""; position:absolute; right:-40px; bottom:-40px; width:180px; height:180px; background:radial-gradient(circle, rgba(31,168,154,.22) 0%, transparent 70%)}
.hub-tag{align-self:flex-start; font-family:"Space Mono",monospace; font-size:10.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--hub-deep); background:rgba(31,168,154,.16); padding:5px 10px; border-radius:999px; margin-bottom:18px}
.hub-vignette h3{font-family:"Sora",sans-serif; font-size:26px; font-weight:700; margin:0 0 10px; letter-spacing:-.01em}
.hub-vignette h3 b{color:var(--hub-deep)}
.hub-vignette p{font-size:15px; line-height:1.55; color:#3F5A56; margin:0 0 22px; position:relative; z-index:1}
.hub-vignette .hub-go{margin-top:auto; align-self:stretch; text-align:center; font-weight:600; font-size:14px; color:#fff; background:var(--hub); padding:11px 18px; border-radius:10px; position:relative; z-index:1; transition:filter .15s}
.hub-vignette:hover .hub-go{filter:brightness(1.06)}

/* ScanMag bande (home) */
.scanmag{margin-top:20px; background:#F6E6D4; color:var(--ink); border:1px solid #EAD2B6; border-left:4px solid var(--flash); border-radius:18px; padding:26px 28px; display:flex; align-items:center; justify-content:space-between; gap:24px; text-decoration:none; flex-wrap:wrap; will-change:transform; transition:transform .12s ease, box-shadow .15s ease, border-color .15s}
.scanmag:hover{box-shadow:inset 0 6px 20px -6px rgba(23,26,51,.3); border-color:var(--flash)}
.scanmag .mag-left{display:flex; align-items:center; gap:18px; flex-wrap:wrap}
.scanmag .mag-badge{font-family:"Space Mono",monospace; font-size:10.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--flash-deep); background:rgba(242,105,60,.12); padding:5px 10px; border-radius:999px}
.scanmag h3{font-family:"Sora",sans-serif; font-size:21px; font-weight:600; margin:0}
.scanmag h3 .pre{color:var(--flash)}
.scanmag p{margin:4px 0 0; font-size:14px; color:var(--ink-soft)}
.scanmag .mag-go{font-weight:600; font-size:14px; color:#fff; background:var(--flash); padding:11px 18px; border-radius:10px; white-space:nowrap; transition:transform .08s, filter .15s}
.scanmag:hover .mag-go{transform:translateY(-2px); filter:brightness(1.05)}

/* ---------- Comment ça marche (home) ---------- */
section.how{padding:14px 0 30px}
.steps-row{display:grid; grid-template-columns:repeat(5,1fr); gap:14px}
@media(max-width:880px){ .steps-row{grid-template-columns:repeat(2,1fr)} }
@media(max-width:520px){ .steps-row{grid-template-columns:1fr} }
.step-card{background:var(--card); border:1px solid var(--line); border-radius:16px; padding:20px}
.step-card .num{font-family:"Space Mono",monospace; font-size:13px; font-weight:700; color:#fff; background:var(--flash); width:30px; height:30px; border-radius:8px; display:grid; place-items:center; margin-bottom:14px}
.step-card h4{font-family:"Sora",sans-serif; font-size:15.5px; margin:0 0 6px; font-weight:600}
.step-card p{margin:0; font-size:13px; color:var(--ink-soft); line-height:1.5}

/* ---------- Pages détail : reveal / cas / faq / cta ---------- */
.reveal{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
@media(max-width:820px){ .reveal{grid-template-columns:repeat(2,1fr)} }
@media(max-width:480px){ .reveal{grid-template-columns:1fr} }
.rcard{background:var(--card); border:1px solid var(--line); border-radius:16px; padding:22px}
.rcard h3{font-family:"Sora",sans-serif; font-size:17px; margin:0 0 8px}
.rcard p{margin:0; font-size:14px; color:var(--ink-soft)}
.cases{display:grid; grid-template-columns:repeat(2,1fr); gap:16px}
@media(max-width:680px){ .cases{grid-template-columns:1fr} }
.case{background:var(--card); border:1px solid var(--line); border-left:4px solid var(--flash); border-radius:14px; padding:20px}
.case b{display:block; font-family:"Sora",sans-serif; font-size:16px; margin-bottom:5px}
.case span{font-size:14px; color:var(--ink-soft)}
.faq{max-width:760px}
.qa{border-bottom:1px solid var(--line); padding:18px 0}
.qa h4{font-family:"Sora",sans-serif; font-size:17px; margin:0 0 8px}
.qa p{margin:0; font-size:15px; color:var(--ink-soft); line-height:1.6}
.cta-band{background:#FBF3EC; border:1px solid #F3DECB; border-radius:20px; padding:38px; text-align:center; margin:20px 0}
.cta-band h2{margin:0 0 10px}
.cta-band p{margin:0 0 22px; color:var(--ink-soft); font-size:16px}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--line); padding:40px 0; margin-top:20px}
.foot{display:flex; justify-content:space-between; gap:24px; flex-wrap:wrap; align-items:flex-start}
.foot .brand{font-family:"Sora",sans-serif; font-weight:700; font-size:20px}
.foot .brand span{color:var(--flash)}
.foot .tag{font-size:13.5px; color:var(--ink-soft); margin-top:6px; max-width:320px}
.foot .contact{font-size:14px; color:var(--ink-soft); text-align:right}
.foot .contact b{color:var(--ink); display:block; font-weight:600}
@media(max-width:600px){ .foot .contact{text-align:left} }

/* ---------- Transition fondu entre pages ---------- */
@view-transition{ navigation:auto; }
.page-fade{position:fixed; inset:0; background:var(--bg); z-index:999; pointer-events:none; opacity:0; animation:pgIn .55s ease}
@keyframes pgIn{from{opacity:1}to{opacity:0}}
body.leaving .page-fade{opacity:1; transition:opacity .45s ease; pointer-events:all}

@media (prefers-reduced-motion:reduce){ *{animation:none !important; transition:none !important; scroll-behavior:auto} }