/* =========================================================
   IMPACT Industrie — feuille de style principale
   Charte : Bleu IMPACT foncé #122A58 · moyen #2E4876
            Crème #FBE2B1 · Sauge #DCE5D1
   Titres Montserrat · Texte Open Sans (auto-hébergées)
   ========================================================= */

@font-face{font-family:"Montserrat";font-weight:600;font-style:normal;font-display:swap;src:url("../fonts/montserrat-latin-600-normal.woff2") format("woff2")}
@font-face{font-family:"Montserrat";font-weight:700;font-style:normal;font-display:swap;src:url("../fonts/montserrat-latin-700-normal.woff2") format("woff2")}
@font-face{font-family:"Montserrat";font-weight:800;font-style:normal;font-display:swap;src:url("../fonts/montserrat-latin-800-normal.woff2") format("woff2")}
@font-face{font-family:"Montserrat";font-weight:900;font-style:normal;font-display:swap;src:url("../fonts/montserrat-latin-900-normal.woff2") format("woff2")}
@font-face{font-family:"Montserrat";font-weight:900;font-style:italic;font-display:swap;src:url("../fonts/montserrat-latin-900-italic.woff2") format("woff2")}
@font-face{font-family:"Open Sans";font-weight:400;font-style:normal;font-display:swap;src:url("../fonts/open-sans-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"Open Sans";font-weight:600;font-style:normal;font-display:swap;src:url("../fonts/open-sans-latin-600-normal.woff2") format("woff2")}
@font-face{font-family:"Open Sans";font-weight:700;font-style:normal;font-display:swap;src:url("../fonts/open-sans-latin-700-normal.woff2") format("woff2")}

:root{
  --navy:#122A58; --mid:#2E4876; --cream:#FBE2B1; --sage:#DCE5D1;
  --ink:#16223A; --muted:#5A6782; --line:#E3E8F0; --bg:#FFFFFF; --bg-soft:#F6F8F4;
  --gold:#E2B65A;
  --radius:18px; --radius-sm:10px;
  --shadow:0 18px 40px -18px rgba(18,42,88,.28);
  --max:1200px;
  --ff-title:"Montserrat",system-ui,Arial,sans-serif;
  --ff-body:"Open Sans",system-ui,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--ff-body);font-size:17px;line-height:1.65;color:var(--ink);background:var(--bg)}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--mid);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--navy)}
h1,h2,h3,h4{font-family:var(--ff-title);color:var(--navy);line-height:1.15;margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,5vw,3.6rem);font-weight:900}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:800}
h3{font-size:1.2rem;font-weight:800}
p{margin:0 0 1em}
ul{padding-left:1.2em}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:.6em 1em;z-index:100}
.skip:focus{left:8px;top:8px}
.container{width:min(var(--max),100% - 32px);margin-inline:auto}
.section{padding:clamp(56px,8vw,104px) 0}
.section--soft{background:var(--bg-soft)}
.section--navy{background:var(--navy) url("../img/motif-grille.svg");color:#E6ECF6}
.section--navy h2,.section--navy h3{color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:.6em;font-family:var(--ff-title);font-weight:800;font-size:.74rem;letter-spacing:.28em;text-transform:uppercase;color:var(--mid);margin-bottom:1em}
.eyebrow::before{content:"";width:28px;height:2px;background:currentColor;opacity:.5}
.section--navy .eyebrow{color:var(--sage)}
.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}
.section--navy .lead{color:#C4CFE3}
.center{text-align:center}.center .lead{margin-inline:auto}.center .eyebrow{justify-content:center}

/* ---------- Boutons ---------- */
.btn{display:inline-flex;align-items:center;gap:.55em;font-family:var(--ff-title);font-weight:800;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;padding:1.05em 1.6em;border-radius:12px;border:2px solid transparent;cursor:pointer;transition:transform .2s,background .2s,color .2s,border-color .2s}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--navy);color:#fff}
.btn--primary:hover{background:var(--mid);color:#fff}
.btn--cream{background:var(--cream);color:var(--navy)}
.btn--cream:hover{background:#fff;color:var(--navy)}
.btn--ghost{border-color:currentColor;color:var(--navy);background:transparent}
.section--navy .btn--ghost,.hero .btn--ghost{color:#fff}
.btn svg{width:18px;height:18px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:1.6em}

/* ---------- En-tête ---------- */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.header__in{display:flex;align-items:center;justify-content:space-between;gap:20px;height:76px}
.brand{display:flex;align-items:center;text-decoration:none}
.brand img{height:42px;width:auto}
.nav{display:flex;align-items:center;gap:6px}
.nav a{font-family:var(--ff-title);font-weight:700;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:var(--navy);text-decoration:none;padding:.7em .9em;border-radius:8px}
.nav a:hover,.nav a[aria-current="page"]{background:var(--sage)}
.nav .btn{margin-left:8px;padding:.85em 1.2em;font-size:.74rem}
.nav a.btn{color:#fff;background:var(--navy)}
.nav a.btn:hover,.nav a.btn[aria-current="page"]{background:var(--mid);color:#fff}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer;color:var(--navy)}
.nav-toggle svg{width:28px;height:28px}
@media (max-width:960px){
  .nav-toggle{display:block}
  .nav{position:fixed;inset:76px 0 auto 0;flex-direction:column;align-items:stretch;background:#fff;padding:12px 16px 24px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-120%);transition:transform .3s;visibility:hidden}
  .nav.is-open{transform:none;visibility:visible}
  .nav a{padding:1em;font-size:.9rem}
  .nav .btn{margin:8px 0 0;justify-content:center}
}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--navy) url("../img/motif-grille.svg");color:#DCE4F2;overflow:hidden}
.hero::after{content:"";position:absolute;right:-20%;top:-30%;width:70%;aspect-ratio:1;background:radial-gradient(circle,rgba(220,229,209,.16),transparent 65%);pointer-events:none}
.hero__in{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding:clamp(56px,8vw,110px) 0}
.hero h1{color:#fff}
.hero h1 em{font-style:italic;color:var(--cream)}
.hero .lead{color:#C4CFE3}
.hero__visual{background:#F6F8F4;border-radius:24px;padding:14px;box-shadow:0 40px 80px -30px rgba(0,0,0,.5)}
.hero__visual img{border-radius:14px}
.hero__facts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:2.2em;max-width:560px}
.hero__facts div{border-left:2px solid var(--sage);padding-left:12px}
.hero__facts strong{display:block;font-family:var(--ff-title);font-weight:900;font-size:1.5rem;color:#fff;line-height:1.1}
.hero__facts span{font-size:.82rem;color:#AEBBD3}
@media (max-width:960px){.hero__in{grid-template-columns:1fr}.hero__facts{grid-template-columns:1fr 1fr 1fr}}
@media (max-width:480px){.hero__facts{grid-template-columns:1fr}}

.page-hero{background:var(--navy) url("../img/motif-grille.svg");color:#C4CFE3;padding:clamp(48px,7vw,88px) 0}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,4.4vw,3rem)}
.page-hero .lead{color:#C4CFE3}
.crumbs{font-size:.82rem;margin-bottom:1.4em;color:#9FB0CC}
.crumbs a{color:#DCE5D1}
.page-hero--module .page-hero__in{display:grid;grid-template-columns:1fr 1.1fr;gap:40px;align-items:center}
.page-hero--module .hero__visual{padding:10px}
@media (max-width:960px){.page-hero--module .page-hero__in{grid-template-columns:1fr}}

/* ---------- Grilles & cartes ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g5{grid-template-columns:repeat(5,1fr)}
@media (max-width:1080px){.g4,.g5{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){.g3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.g2,.g3,.g4,.g5{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:box-shadow .25s,transform .25s}
.card:hover{box-shadow:var(--shadow)}
.card p:last-child{margin-bottom:0}
.card .ico{width:48px;height:48px;border-radius:12px;background:var(--sage);color:var(--navy);display:grid;place-items:center;margin-bottom:18px}
.card .ico svg{width:24px;height:24px}
.section--navy .card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12);color:#C4CFE3}
.section--navy .card .ico{background:rgba(220,229,209,.15);color:var(--sage)}
.card--num{position:relative;padding-top:56px}
.card--num::before{content:attr(data-n);position:absolute;top:20px;left:28px;font-family:var(--ff-title);font-weight:900;font-style:italic;font-size:1.1rem;color:var(--mid);letter-spacing:.1em}
.section--navy .card--num::before{color:var(--cream)}

/* Modules */
.mod{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit;transition:transform .25s,box-shadow .25s}
.mod:hover{transform:translateY(-4px);box-shadow:var(--shadow);color:inherit}
.mod__img{background:var(--bg-soft);padding:14px;border-bottom:1px solid var(--line)}
.mod__body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:6px;flex:1}
.mod__code{font-family:var(--ff-title);font-weight:900;font-style:italic;letter-spacing:.08em;color:var(--navy);font-size:1.25rem}
.mod__code small{font-style:normal;font-weight:700;font-size:.7rem;letter-spacing:.2em;color:var(--mid);display:block;text-transform:uppercase;margin-top:2px}
.mod__body p{font-size:.93rem;color:var(--muted);margin:4px 0 0}
.mod__more{margin-top:auto;padding-top:12px;font-family:var(--ff-title);font-weight:800;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--mid)}
.tag{display:inline-block;font-family:var(--ff-title);font-weight:800;font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;padding:.45em .8em;border-radius:999px;background:var(--sage);color:var(--navy);align-self:flex-start}
.tag--cream{background:var(--cream)}
.tag--line{background:transparent;border:1px solid currentColor;color:var(--mid)}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 28px}
.filters button{font-family:var(--ff-title);font-weight:700;font-size:.78rem;letter-spacing:.06em;padding:.7em 1.1em;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--navy);cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--navy);color:#fff;border-color:var(--navy)}

/* Bandeau baseline */
.baseline{background:var(--cream);padding:34px 0}
.baseline p{margin:0;font-family:var(--ff-title);font-weight:900;font-style:italic;text-transform:uppercase;letter-spacing:.04em;color:var(--navy);font-size:clamp(1.2rem,3vw,2rem);text-align:center}

/* Étapes */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:56px 20px 22px}
.steps li::before{content:counter(s,decimal-leading-zero);position:absolute;top:18px;left:20px;font-family:var(--ff-title);font-weight:900;font-style:italic;color:var(--mid)}
.steps h3{font-size:1rem}
.steps p{font-size:.9rem;color:var(--muted);margin:0}
@media (max-width:1080px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:32px}}

/* Listes */
.checks{list-style:none;padding:0;margin:0}
.checks li{position:relative;padding:.5em 0 .5em 2em;border-bottom:1px solid var(--line)}
.checks li:last-child{border-bottom:0}
.checks li::before{content:"";position:absolute;left:0;top:.85em;width:18px;height:18px;border-radius:50%;background:var(--sage) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23122A58' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat}
.section--navy .checks li{border-color:rgba(255,255,255,.12)}

/* Spec table */
.specs{width:100%;border-collapse:collapse;font-size:.95rem}
.specs th,.specs td{text-align:left;padding:.85em 1em;border-bottom:1px solid var(--line);vertical-align:top}
.specs th{width:38%;font-family:var(--ff-title);font-weight:700;color:var(--navy);font-size:.85rem;background:var(--bg-soft)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}

/* Formules */
.offer{display:flex;flex-direction:column;border-radius:var(--radius);border:1px solid var(--line);background:#fff;padding:28px}
.offer--feature{background:var(--navy);color:#C4CFE3;border-color:var(--navy)}
.offer--feature h3{color:#fff}
.offer .tag{margin-bottom:14px}
.offer ul{margin:12px 0 0;padding-left:1.1em;font-size:.93rem}
.offer li{margin:.3em 0}

/* Secteurs */
.sectors{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.sectors span{font-family:var(--ff-title);font-weight:700;padding:.8em 1.3em;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--navy)}

/* Lots */
.lots{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.lots div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:.88rem}
.lots b{display:block;font-family:var(--ff-title);color:var(--mid);font-size:.78rem;letter-spacing:.12em}
@media (max-width:860px){.lots{grid-template-columns:repeat(2,1fr)}}

/* Feuille de route */
.timeline{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.timeline .card{border-top:4px solid var(--mid)}
.timeline .card:nth-child(2){border-top-color:var(--gold)}
.timeline .card:nth-child(3){border-top-color:var(--navy)}
@media (max-width:860px){.timeline{grid-template-columns:1fr}}

/* CTA */
.cta{background:linear-gradient(120deg,var(--navy),var(--mid));border-radius:28px;padding:clamp(32px,6vw,64px);color:#C4CFE3;display:grid;grid-template-columns:1.4fr 1fr;gap:28px;align-items:center}
.cta h2{color:#fff;margin-bottom:.3em}
.cta .btn-row{justify-content:flex-end;margin:0}
@media (max-width:860px){.cta{grid-template-columns:1fr}.cta .btn-row{justify-content:flex-start}}

/* Formulaire */
.form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form .full{grid-column:1/-1}
.form label{display:block;font-family:var(--ff-title);font-weight:700;font-size:.8rem;color:var(--navy);margin-bottom:6px}
.form input,.form select,.form textarea{width:100%;font:inherit;font-size:1rem;padding:.8em .9em;border:1px solid #C9D2E0;border-radius:10px;background:#fff;color:var(--ink)}
.form textarea{min-height:150px;resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--mid);box-shadow:0 0 0 3px rgba(46,72,118,.18)}
.form .consent{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--muted)}
.form .consent input{width:auto;margin-top:.3em}
.form .hp{position:absolute;left:-9999px}
.form-status{grid-column:1/-1;padding:1em;border-radius:10px;display:none}
.form-status.ok{display:block;background:var(--sage);color:var(--navy)}
.form-status.err{display:block;background:#FDECEC;color:#8A1C1C}
@media (max-width:640px){.form{grid-template-columns:1fr}}
.contact-card{background:var(--bg-soft);border-radius:var(--radius);padding:28px}
.contact-card dl{margin:0}
.contact-card dt{font-family:var(--ff-title);font-weight:800;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--mid);margin-top:1.2em}
.contact-card dd{margin:.2em 0 0;font-size:1.05rem}

/* Texte légal */
.prose{max-width:780px}
.prose h2{font-size:1.4rem;margin-top:1.8em}
.prose .todo{background:var(--cream);padding:0 .3em;border-radius:4px}

/* Pied de page */
.footer{background:#0C1D3F;color:#9FB0CC;padding:64px 0 28px;font-size:.92rem}
.footer a{color:#DCE5D1;text-decoration:none}
.footer a:hover{text-decoration:underline;color:#fff}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer h4{color:#fff;font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;margin-bottom:1em}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin:.45em 0}
.footer__brand img{height:46px;width:auto;margin-bottom:16px}
.footer__base{font-family:var(--ff-title);font-weight:900;font-style:italic;color:var(--cream);text-transform:uppercase;letter-spacing:.04em}
.footer__bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding-top:22px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:.82rem}
@media (max-width:860px){.footer__grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.footer__grid{grid-template-columns:1fr}}

/* Animation d'apparition */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn,.mod,.card{transition:none}}
.no-js .reveal{opacity:1;transform:none}

/* Impression */
@media print{.header,.footer,.nav-toggle,.btn-row,.cta{display:none!important}.hero,.page-hero,.section--navy{background:#fff!important;color:#000!important}.hero h1,.page-hero h1{color:var(--navy)!important}}
.hero .eyebrow,.page-hero .eyebrow{color:var(--sage)}

/* ---------- Visionneuse 3D (IMPACT CONNECT) ---------- */
.v3d{position:relative;border-radius:var(--radius);overflow:hidden;background:linear-gradient(180deg,#EEF2F7 0%,#DCE3EC 100%);box-shadow:var(--shadow)}
.v3d__stage{position:relative;width:100%;height:clamp(360px,62vh,640px);touch-action:none;cursor:grab}
.v3d__stage:active{cursor:grabbing}
.v3d__stage canvas{display:block;width:100%!important;height:100%!important}
.v3d__labels{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.v3d__label{position:absolute;left:0;top:0;white-space:nowrap;font-family:var(--ff-title);font-weight:700;font-size:.74rem;letter-spacing:.02em;color:#fff;background:var(--navy);padding:5px 9px;border-radius:6px;box-shadow:0 4px 12px rgba(18,42,88,.25)}
.v3d__label::after{content:"";position:absolute;left:50%;bottom:-5px;margin-left:-5px;border:5px solid transparent;border-bottom:0;border-top-color:var(--navy)}
.v3d__label--opt{background:#8E2A1E}.v3d__label--opt::after{border-top-color:#8E2A1E}
.v3d__bar{position:absolute;left:14px;right:14px;top:14px;display:flex;flex-wrap:wrap;gap:8px;z-index:2}
.v3d__bar button{font:600 .8rem/1 var(--ff-body);color:var(--navy);background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:999px;padding:9px 14px;cursor:pointer;backdrop-filter:blur(6px)}
.v3d__bar button[aria-pressed="true"]{background:var(--navy);color:#fff;border-color:var(--navy)}
.v3d__bar button:focus-visible{outline:3px solid var(--cream);outline-offset:2px}
.v3d__caption{margin:0;padding:14px 18px;background:#fff;border-top:1px solid var(--line);font-size:.9rem;color:var(--muted)}
.v3d__hint{position:absolute;right:14px;bottom:14px;font-size:.75rem;color:var(--muted);background:rgba(255,255,255,.85);padding:6px 10px;border-radius:6px;pointer-events:none}
.v3d__status{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--ff-title);font-weight:700;color:var(--mid)}
.v3d__fallback{display:none;width:100%;height:auto}
.v3d--fallback .v3d__stage,.v3d--fallback .v3d__bar,.v3d--fallback .v3d__hint{display:none}
.v3d--fallback .v3d__fallback{display:block}
@media (max-width:640px){.v3d__bar button{padding:8px 11px;font-size:.74rem}.v3d__label{font-size:.66rem;padding:4px 7px}.v3d__hint{display:none}}
.v3d-tabs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:18px}
.v3d-tabs button{font:600 .88rem/1.2 var(--ff-body);color:var(--navy);background:#fff;border:1px solid var(--line);border-radius:999px;padding:11px 18px;cursor:pointer}
.v3d-tabs button[aria-selected="true"]{background:var(--navy);color:#fff;border-color:var(--navy)}
.v3d-tabs button:focus-visible{outline:3px solid var(--cream);outline-offset:2px}