/* Teknéa — vitrine v1.0.0 — bleu pétrole + accent ambre */
:root{
  --petrole-900:#0b2e36;
  --petrole-800:#0f3d47;
  --petrole-700:#14505c;
  --petrole-600:#1b6573;
  --petrole-100:#e3eff1;
  --ambre:#f2a516;
  --ambre-fonce:#c98207;
  --texte:#1c2b30;
  --texte-doux:#4d5f65;
  --fond:#ffffff;
  --fond-2:#f4f8f9;
  --bord:#d7e3e6;
  --rayon:14px;
  --max:1120px;
  --ombre:0 1px 2px rgba(11,46,54,.06),0 8px 24px rgba(11,46,54,.07);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--texte);background:var(--fond);line-height:1.6;font-size:17px}
img,svg{max-width:100%;display:block}
a{color:var(--petrole-600)}
a:hover{color:var(--petrole-800)}
:focus-visible{outline:3px solid var(--ambre);outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--ambre);color:#000;padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}

/* En-tête */
.hdr{position:sticky;top:0;z-index:50;background:rgba(11,46,54,.96);backdrop-filter:blur(8px);color:#fff}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:700;font-size:1.25rem;letter-spacing:.01em}
.logo:hover{color:#fff}
.logo svg{width:34px;height:34px}
.nav{display:flex;gap:4px;align-items:center}
.nav a{color:#d9e8eb;text-decoration:none;padding:8px 12px;border-radius:8px;font-size:.95rem}
.nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.nav a.cta{background:var(--ambre);color:#1a1300;font-weight:600}
.nav a.cta:hover{background:#ffb829}
.burger{display:none;background:none;border:0;color:#fff;padding:8px;cursor:pointer}
.burger svg{width:26px;height:26px}

/* Héros */
.hero{background:linear-gradient(160deg,var(--petrole-900) 0%,var(--petrole-700) 70%,var(--petrole-600) 100%);color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,165,22,.22),rgba(242,165,22,0) 70%)}
.hero .wrap{padding-top:88px;padding-bottom:96px;position:relative;z-index:1}
.eyebrow{display:inline-block;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ambre);font-weight:700;margin-bottom:14px}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.12;margin:0 0 20px;max-width:16ch;letter-spacing:-.01em}
.hero h1 em{font-style:normal;color:var(--ambre)}
.hero p.lead{font-size:clamp(1.05rem,2vw,1.25rem);color:#cfe1e5;max-width:58ch;margin:0 0 32px}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:10px;font-weight:600;text-decoration:none;font-size:1rem;transition:transform .12s,background .12s}
.btn:hover{transform:translateY(-1px)}
.btn-ambre{background:var(--ambre);color:#1a1300}
.btn-ambre:hover{background:#ffb829;color:#1a1300}
.btn-ligne{border:1.5px solid rgba(255,255,255,.4);color:#fff}
.btn-ligne:hover{background:rgba(255,255,255,.08);color:#fff}
.atouts{display:flex;flex-wrap:wrap;gap:10px 28px;margin:44px 0 0;padding:0;list-style:none;color:#cfe1e5;font-size:.95rem}
.atouts li{display:flex;align-items:center;gap:8px}
.atouts svg{width:18px;height:18px;color:var(--ambre);flex:none}

/* Sections */
section{padding:84px 0}
.alt{background:var(--fond-2)}
.titre-sec{max-width:640px;margin:0 0 44px}
.titre-sec h2{font-size:clamp(1.6rem,3.4vw,2.2rem);line-height:1.2;margin:0 0 12px;color:var(--petrole-900);letter-spacing:-.01em}
.titre-sec p{margin:0;color:var(--texte-doux);font-size:1.08rem}
.titre-sec .eyebrow{color:var(--ambre-fonce)}

/* Cartes applications */
.grille{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.app{background:#fff;border:1px solid var(--bord);border-radius:var(--rayon);padding:26px;box-shadow:var(--ombre);display:flex;flex-direction:column}
.app-tete{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.ico{width:46px;height:46px;border-radius:12px;background:var(--petrole-100);color:var(--petrole-700);display:grid;place-items:center;flex:none}
.ico svg{width:24px;height:24px}
.app h3{margin:0;font-size:1.18rem;color:var(--petrole-900)}
.app .pour{margin:2px 0 0;font-size:.85rem;color:var(--texte-doux)}
.app p{margin:0 0 16px;color:var(--texte-doux);font-size:.98rem}
.app ul{margin:0 0 18px;padding:0;list-style:none;font-size:.93rem}
.app ul li{padding-left:22px;position:relative;margin:5px 0}
.app ul li::before{content:"";position:absolute;left:4px;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--ambre);transform:rotate(45deg)}
.statut{margin-top:auto;display:inline-flex;align-self:flex-start;align-items:center;gap:6px;font-size:.78rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:5px 10px;border-radius:999px}
.statut::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.s-prod{background:#e3f4ea;color:#17703f}
.s-pilote{background:#fff3db;color:#9a6000}
.s-dev{background:var(--petrole-100);color:var(--petrole-700)}

/* Approche */
.piliers{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px}
.pilier h3{margin:14px 0 8px;font-size:1.1rem;color:var(--petrole-900)}
.pilier p{margin:0;color:var(--texte-doux);font-size:.98rem}
.pilier .num{font-weight:800;font-size:.9rem;color:var(--ambre-fonce);letter-spacing:.08em}
.pilier .barre{height:3px;width:40px;background:var(--ambre);border-radius:2px}

/* Bandeau terrain */
.terrain{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.terrain h2{font-size:clamp(1.6rem,3.4vw,2.2rem);line-height:1.2;margin:0 0 16px;color:var(--petrole-900)}
.terrain p{color:var(--texte-doux);margin:0 0 14px}
.chiffres{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.chiffre{background:#fff;border:1px solid var(--bord);border-radius:var(--rayon);padding:22px;box-shadow:var(--ombre)}
.chiffre b{display:block;font-size:1.05rem;color:var(--petrole-900);margin-bottom:4px}
.chiffre span{color:var(--texte-doux);font-size:.92rem}

/* Contact */
.contact{background:var(--petrole-900);color:#fff}
.contact .boite{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}
.contact h2{font-size:clamp(1.6rem,3.4vw,2.2rem);margin:0 0 12px}
.contact p{color:#cfe1e5;margin:0 0 10px}
.carte-contact{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--rayon);padding:28px}
.carte-contact .lbl{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ambre);font-weight:700}
.carte-contact .mail{display:block;font-size:1.15rem;color:#fff;margin:6px 0 20px;word-break:break-all}
.carte-contact small{color:#9fbcc2}

/* Pied */
.pied{background:#082228;color:#9fbcc2;font-size:.9rem;padding:32px 0}
.pied .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.pied a{color:#cfe1e5;text-decoration:none}
.pied a:hover{color:#fff;text-decoration:underline}
.pied nav{display:flex;gap:18px;flex-wrap:wrap}

/* Pages de texte */
.page{padding:64px 0 84px}
.page .wrap{max-width:780px}
.page h1{color:var(--petrole-900);font-size:clamp(1.8rem,4vw,2.4rem);margin:0 0 28px}
.page h2{color:var(--petrole-800);font-size:1.25rem;margin:36px 0 10px}
.page p,.page li{color:var(--texte-doux)}
.a-completer{background:#fff3db;border-radius:4px;padding:0 4px;color:#7a4c00}

/* Mobile */
@media (max-width:860px){
  .terrain,.contact .boite{grid-template-columns:1fr}
  .burger{display:block}
  .nav{position:absolute;top:64px;left:0;right:0;background:var(--petrole-900);flex-direction:column;align-items:stretch;padding:8px 16px 16px;display:none;border-top:1px solid rgba(255,255,255,.08)}
  .nav.ouvert{display:flex}
  .nav a{padding:12px}
  .hero .wrap{padding-top:56px;padding-bottom:64px}
  section{padding:60px 0}
}
@media (max-width:420px){
  .wrap{padding:0 16px}
  .grille{grid-template-columns:1fr}
  .chiffres{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}

/* Aperçus InOutTrace — grande fenêtre, images entières et effet shift. */
.preview-open{font-family:inherit;border:1px solid var(--petrole-700);background:var(--petrole-900);color:#fff;cursor:pointer;align-self:flex-start;margin-top:18px;padding:10px 18px}
.preview-open:hover{background:var(--petrole-700)}
.preview-open span{color:var(--ambre)}
.preview-lock{overflow:hidden}
.preview{width:min(1440px,96vw);max-width:96vw;max-height:94vh;max-height:94dvh;padding:0;border:1px solid #37616a;border-radius:18px;background:var(--petrole-900);color:white;box-shadow:0 32px 100px #0008;overflow:auto}
.preview::backdrop{background:rgba(4,21,26,.84);backdrop-filter:blur(7px)}
.preview-head{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid #ffffff20}
.preview-head .eyebrow{margin:0;font-size:.68rem}.preview-head h2{margin:0;font-size:1.5rem;line-height:1.3}
.preview button{font-family:inherit;cursor:pointer}
.preview-close{background:#ffffff12;border:1px solid #ffffff30;border-radius:10px;color:white;font-size:28px;width:44px;height:44px;line-height:1}
.preview-stage{position:relative;overflow:hidden;background:#e9f0f2;touch-action:pan-y}
.preview-track{display:flex;transition:transform 650ms cubic-bezier(.22,.68,.2,1);will-change:transform}
.preview-slide{margin:0;flex:0 0 100%;min-width:0;display:flex;align-items:center;justify-content:center;height:min(61vh,790px);height:min(61dvh,790px)}
.preview-slide img{width:100%;height:100%;object-fit:contain}
.preview-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:58px;border:1px solid #ffffff80;border-radius:10px;background:#0b2e36df;color:white;font-size:36px;line-height:1;box-shadow:0 3px 12px #0003}
.preview-arrow:hover,.preview-close:hover{background:var(--petrole-600)}
.preview-prev{left:12px}.preview-next{right:12px}
.preview-caption{padding:12px 24px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.preview-caption h3{margin:0;font-size:1.05rem;font-weight:600}
.preview-play{border:1px solid #ffffff40;background:transparent;color:#fff;border-radius:7px;padding:7px 12px;font-size:.8rem;flex-shrink:0}
.preview-thumbs{display:flex;gap:8px;overflow-x:auto;padding:2px 24px 10px;scrollbar-color:var(--ambre) var(--petrole-800)}
.preview-thumbs button{flex:0 0 86px;height:53px;border:2px solid transparent;padding:2px;border-radius:6px;background:#ffffff12;opacity:.65}
.preview-thumbs button[aria-current="true"]{border-color:var(--ambre);opacity:1}.preview-thumbs button:hover{opacity:1}
.preview-thumbs img{width:100%;height:100%;object-fit:contain}
.preview-note{margin:0;padding:2px 24px 12px;font-size:.72rem;color:#acc7cd}
@media(max-width:600px){.preview-head{padding:12px 14px}.preview-caption{padding:10px 14px;align-items:flex-start;flex-direction:column}.preview-caption h3{font-size:.95rem}.preview-slide{height:49vh;height:49dvh}.preview-thumbs{padding-left:14px;padding-right:14px}.preview-arrow{width:32px;height:44px;font-size:28px}.preview-prev{left:4px}.preview-next{right:4px}}
@media(prefers-reduced-motion:reduce){.preview-track{transition:none}}

/* v1.2.0 — statuts pilotés par Teknéa Manager */
.s-etude{background:#eef1f3;color:#4d5f65}
.s-programmee{background:#ece9fb;color:#4a3aa8}
.s-developpement{background:var(--petrole-100);color:var(--petrole-700)}
.s-pilote_preparation{background:#fff3db;color:#9a6000}
.s-pilote{background:#fdebd0;color:#8a4b00}
.s-production{background:#e3f4ea;color:#17703f}
.s-retiree{background:#f3e5e5;color:#8a2f2f}
.statut-meta{margin:8px 0 0 !important;font-size:.82rem !important;color:var(--texte-doux)}
.app[hidden]{display:none}
.app[data-generee] .ico{font-weight:800;font-size:1.2rem}

/* v1.2.0 — Nouveautés */
.sep{border-top:1px solid var(--bord)}
.fil{list-style:none;margin:0;padding:0;display:grid;gap:14px;max-width:820px}
.fil-item{display:grid;grid-template-columns:150px 1fr;gap:18px;background:#fff;border:1px solid var(--bord);border-radius:var(--rayon);padding:18px 22px;box-shadow:var(--ombre)}
.fil-date{font-size:.88rem;font-weight:700;color:var(--ambre-fonce);padding-top:2px}
.fil-app{display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--petrole-600);margin-bottom:2px}
.fil-corps h3{margin:0 0 4px;font-size:1.05rem;color:var(--petrole-900)}
.fil-corps p{margin:0;color:var(--texte-doux);font-size:.96rem}
@media (max-width:600px){.fil-item{grid-template-columns:1fr;gap:6px;padding:16px}}

/* v1.3.0 — boutons pilotés par Teknéa Manager */
.app-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.btn-carte{background:var(--ambre);color:#1a1300;padding:10px 18px;font-size:.95rem}
.btn-carte:hover{background:#ffb829;color:#1a1300}
.btn-carte-ligne{border:1.5px solid var(--petrole-600);color:var(--petrole-700);padding:9px 17px;font-size:.95rem}
.btn-carte-ligne:hover{background:var(--petrole-100);color:var(--petrole-800)}
.app-actions + .preview-open{margin-top:10px}