/* ===========================================================
   PROPEXIA SERVICES — Feuille de style principale
   Palette : bleu marine, teal/vert, blanc
   =========================================================== */
:root{
  --navy:#142C58;
  --navy-2:#1C3B72;
  --teal:#12928F;
  --teal-dark:#0E7A78;
  --teal-light:#E6F4F3;
  --ink:#243044;
  --muted:#5B6675;
  --line:#E4E8EE;
  --bg:#FFFFFF;
  --bg-soft:#F5F8FB;
  --radius:14px;
  --shadow:0 10px 30px rgba(20,44,88,.08);
  --shadow-sm:0 4px 14px rgba(20,44,88,.06);
  --maxw:1160px;
  --font:"Segoe UI",Roboto,-apple-system,BlinkMacSystemFont,Helvetica,Arial,sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);
  background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{color:var(--navy);line-height:1.2;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2rem,4.5vw,3.1rem);letter-spacing:-.5px}
h2{font-size:clamp(1.5rem,3vw,2.2rem);letter-spacing:-.3px}
h3{font-size:1.2rem}
p{margin:0 0 1rem}
a{color:var(--teal-dark);text-decoration:underline;text-underline-offset:.18em}
a:hover{text-decoration-thickness:2px}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding-inline:clamp(18px,4vw,24px)}
.section{padding:76px 0}
.section--soft{background:var(--bg-soft)}
.eyebrow{color:var(--teal-dark);font-weight:700;text-transform:uppercase;
  letter-spacing:2px;font-size:.8rem;margin-bottom:12px}
.lead{font-size:1.15rem;color:var(--muted);max-width:720px}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.section-heading{margin-bottom:44px}
.section-heading--compact{margin-bottom:40px}
.section-action{margin-top:34px}
.content-narrow{max-width:760px;margin-inline:auto}
.hero__intro{max-width:760px}
.skip-link{position:fixed;top:10px;left:10px;z-index:1000;background:var(--navy);
  color:#fff;padding:10px 16px;border-radius:8px;transform:translateY(-160%);
  transition:transform .15s ease;text-decoration:none}
.skip-link:focus{transform:translateY(0)}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;
  margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;
  white-space:nowrap!important;border:0!important}
[hidden]{display:none!important}
:focus-visible{outline:3px solid var(--teal-dark);outline-offset:3px}
.hero :focus-visible,.cta :focus-visible,.site-footer :focus-visible,.info-panel :focus-visible{
  outline-color:var(--teal-light)
}

/* ---------- Boutons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;border:none;cursor:pointer;
  font-family:inherit;font-size:1rem;font-weight:600;padding:14px 26px;border-radius:999px;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;text-decoration:none}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn--primary{background:var(--teal-dark);color:#fff;box-shadow:0 8px 20px rgba(14,122,120,.28)}
.btn--primary:hover{background:var(--navy)}
.btn--ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.7)}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--navy{background:var(--navy);color:#fff}
.btn--navy:hover{background:var(--navy-2)}
.btn--lg{padding:16px 32px;font-size:1.05rem}

/* ---------- En-tête ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand__mark{display:flex;align-items:center;justify-content:center;width:46px;height:46px;flex:none}
.brand__mark img{width:100%;height:100%;object-fit:contain;display:block}
.brand__name{font-weight:800;color:var(--navy);font-size:1.15rem;letter-spacing:.5px;line-height:1}
.brand__name span{color:var(--teal-dark);font-weight:600;font-size:.7rem;letter-spacing:3px;display:block}
.nav__links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav__links a{color:var(--ink);font-weight:500;font-size:.95rem;padding:9px 13px;border-radius:8px;text-decoration:none}
.nav__links a:hover{background:var(--bg-soft);color:var(--navy)}
.nav__links a.active{color:var(--teal-dark);font-weight:700}
.nav__cta{margin-left:8px}
.burger{display:none;width:44px;height:44px;background:none;border:none;cursor:pointer;padding:7px;
  align-items:center;justify-content:center;flex-direction:column;border-radius:8px}
.burger span{display:block;width:26px;height:3px;background:var(--navy);margin:5px 0;border-radius:3px;transition:.3s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 62%,var(--teal-dark) 140%);
  color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(18,146,143,.35),transparent 70%);border-radius:50%}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;
  padding-block:84px;position:relative;z-index:2}
.hero__compact{padding-block:64px;position:relative;z-index:2}
.hero h1{color:#fff}
.hero p{color:rgba(255,255,255,.85);font-size:1.2rem;max-width:560px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.hero__bg{position:absolute;top:0;right:0;bottom:0;width:56%;z-index:1;
  background-repeat:no-repeat;background-position:center right;background-size:cover;
  opacity:.30;pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 62%);
          mask-image:linear-gradient(90deg,transparent 0,#000 62%)}
.hero__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,var(--navy),transparent 45%)}
.hero--solo .hero__grid{grid-template-columns:1fr}
.hero--solo .hero__grid>div{max-width:640px}
.hero__badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);color:#fff;padding:7px 15px;border-radius:999px;
  font-size:.85rem;font-weight:600;margin-bottom:22px}
.hero__badge b{color:var(--teal-light)}

/* ---------- Bandeau de points forts ---------- */
.strip{background:var(--navy-2);color:#fff}
.strip__row{display:flex;flex-wrap:wrap;gap:8px 40px;justify-content:center;
  padding-block:20px;font-weight:600;font-size:.95rem}
.strip__row span{display:flex;align-items:center;gap:9px}
.strip__row svg{flex:none;stroke:var(--teal-light)}

/* ---------- Grilles de cartes ---------- */
.grid{display:grid;gap:22px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-sm);transition:border-color .18s ease,box-shadow .18s ease}
.card:hover{border-color:var(--teal);box-shadow:var(--shadow)}
.card__icon{width:52px;height:52px;border-radius:12px;background:var(--teal-light);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card__icon svg{width:26px;height:26px;stroke:var(--teal-dark)}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);margin:0;font-size:.97rem}
.card--featured{grid-column:1/-1;display:grid;grid-template-columns:auto 1fr;gap:22px;
  align-items:start;background:linear-gradient(135deg,var(--teal-light),#fff);
  border-color:var(--teal);padding:32px}
.card--featured .card__icon{margin:0;background:var(--navy)}
.card--featured .card__icon svg{stroke:#fff}
.card--featured p{max-width:900px}

/* ---------- Cartes prestations uniformes (image + texte) ---------- */
.pcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.pcard:hover{border-color:var(--teal);box-shadow:var(--shadow);transform:translateY(-4px)}
.pcard__media{position:relative;aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(135deg,var(--navy) 0%,#1C3B72 55%,var(--teal) 130%)}
.pcard__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.pcard__media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(15,34,71,.42),transparent 55%)}
.pcard__media--brand::before{content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 78% 22%,rgba(95,224,214,.30),transparent 55%)}
.pcard__chip{position:absolute;left:14px;bottom:12px;z-index:2;width:44px;height:44px;
  border-radius:12px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center}
.pcard__chip svg{width:23px;height:23px;stroke:#fff}
.pcard__body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px}
.pcard__body h3{margin:0;font-size:1.1rem}
.pcard__body p{margin:0;color:var(--muted);font-size:.95rem}

/* ---------- Section dédiée : secteurs sensibles (agro / pharma) ---------- */
.indus{background:linear-gradient(135deg,#0F2247,var(--navy) 55%,#173A6B);color:#fff;
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.indus__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:0;align-items:stretch}
.indus__media{position:relative;min-height:340px}
.indus__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.indus__body{padding:40px 42px}
.indus__tag{display:inline-block;background:rgba(95,224,214,.16);color:#8FE8E0;
  border:1px solid rgba(95,224,214,.35);padding:5px 13px;border-radius:999px;
  font-size:.75rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:14px}
.indus__body h2{color:#fff;margin:0 0 10px}
.indus__body>p{color:rgba(255,255,255,.85);margin:0 0 18px}
.indus__sectors{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0 0 20px;
  list-style:none;padding:0}
.indus__sectors li{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:10px;padding:12px 14px}
.indus__sectors b{display:block;color:#fff;font-size:.98rem;margin-bottom:2px}
.indus__sectors span{color:rgba(255,255,255,.75);font-size:.85rem}
.indus__points{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:9px}
.indus__points li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.9);font-size:.95rem}
.indus__points svg{flex:none;margin-top:3px;stroke:#5FE0D6}

/* ---------- Mini features (accueil) ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{display:flex;gap:14px;align-items:flex-start;padding:20px;border-radius:12px;
  background:#fff;border:1px solid var(--line)}
.feature__ic{flex:none;width:44px;height:44px;border-radius:10px;background:var(--navy);
  display:flex;align-items:center;justify-content:center}
.feature__ic svg{width:22px;height:22px;stroke:#fff}
.feature h3{font-size:1.02rem;margin:0 0 3px}
.feature p{font-size:.9rem;color:var(--muted);margin:0}

/* ---------- Méthode / étapes ---------- */
.steps{counter-reset:step;display:grid;gap:18px}
.step{display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;
  box-shadow:var(--shadow-sm)}
.step__num{counter-increment:step;width:52px;height:52px;border-radius:50%;
  background:linear-gradient(135deg,var(--teal),var(--navy));color:#fff;font-weight:800;
  font-size:1.25rem;display:flex;align-items:center;justify-content:center}
.step__num::before{content:counter(step)}
.step h3{margin:4px 0 6px}
.step p{margin:0;color:var(--muted)}

/* ---------- Split (à propos) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow)}
.pill-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:12px}
.pill-list li{display:flex;gap:12px;align-items:flex-start}
.pill-list svg{flex:none;margin-top:3px;stroke:var(--teal-dark)}

/* ---------- CTA final ---------- */
.cta{background:linear-gradient(135deg,var(--teal-dark),var(--navy));color:#fff;text-align:center}
.cta h2{color:#fff}
.cta p{color:rgba(255,255,255,.85);max-width:640px;margin:0 auto 26px}

/* ---------- Galerie / réalisations (visuels de marque) ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.shot{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 55%,var(--teal) 130%);
  box-shadow:var(--shadow-sm);display:flex;align-items:flex-end;isolation:isolate}
.shot::before{content:"";position:absolute;inset:0;z-index:1;
  background:radial-gradient(circle at 78% 22%,rgba(230,244,243,.28),transparent 55%)}
.shot__ic{position:absolute;top:18px;left:18px;width:46px;height:46px;border-radius:12px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  display:flex;align-items:center;justify-content:center;z-index:2}
.shot__ic svg{width:24px;height:24px;stroke:#fff}
.shot__tag{position:absolute;top:22px;right:18px;font-size:.7rem;font-weight:700;
  letter-spacing:1px;text-transform:uppercase;color:var(--teal-light);
  background:rgba(20,44,88,.7);padding:4px 9px;border-radius:999px;z-index:2}
.shot__label{width:100%;padding:16px 18px;color:#fff;font-weight:700;font-size:1.02rem;
  background:linear-gradient(0deg,rgba(20,44,88,.9),transparent);z-index:2}
.shot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.shot--wide{grid-column:1/-1;aspect-ratio:3/1;min-height:220px}

/* ---------- Formulaire ---------- */
.form-wrap{display:grid;grid-template-columns:1fr .9fr;gap:40px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field--full{grid-column:1/-1}
label{font-weight:600;font-size:.9rem;color:var(--navy)}
input,select,textarea{font-family:inherit;font-size:1rem;padding:12px 14px;
  border:1px solid var(--muted);border-radius:10px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--teal-dark);
  outline:3px solid var(--teal-dark);outline-offset:2px;box-shadow:none}
textarea{resize:vertical;min-height:110px}
.form-note{font-size:.85rem;color:var(--muted);margin-top:14px}
.field-hint{grid-column:1/-1;font-size:.85rem;color:var(--muted);margin:-4px 0 2px}
.required{color:var(--teal-dark)}
.form-submit{margin-top:20px;width:100%;justify-content:center}
.form-confirm{color:var(--teal-dark);font-weight:600;margin-top:10px}
.info-panel{background:var(--navy);color:#fff;border-radius:var(--radius);padding:32px}
.info-panel h2,.info-panel h3{color:#fff}
.info-panel h2{font-size:1.5rem}
.info-panel a{color:var(--teal-light);overflow-wrap:anywhere}
.info-panel .row{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px}
.info-panel .row > *{min-width:0}
.info-panel svg{flex:none;stroke:var(--teal-light);margin-top:3px}

/* ---------- Contact ---------- */
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;text-align:center;box-shadow:var(--shadow-sm)}
.contact-card .card__icon{margin:0 auto 14px}
.contact-card a{font-weight:700;color:var(--navy);overflow-wrap:anywhere}

/* ---------- Contenu légal ---------- */
.legal{max-width:820px}
.legal h2{margin-top:36px;font-size:1.35rem}
.legal h2:first-of-type{margin-top:0}
.legal .todo{background:var(--teal-light);border-left:4px solid var(--teal);
  padding:2px 8px;border-radius:4px;font-size:.9rem;color:var(--teal-dark);font-weight:600}
.legal__note{margin-top:36px;color:var(--muted);font-size:.9rem}

/* ---------- Page 404 ---------- */
.error-page{min-height:62vh;display:flex;align-items:center;padding:84px 0;
  background:linear-gradient(180deg,var(--bg-soft),#fff)}
.error-page .lead{margin-inline:auto}
.error-code{font-size:clamp(5rem,18vw,10rem);line-height:.8;font-weight:800;
  letter-spacing:-.06em;color:var(--teal-light);margin-bottom:28px}
.error-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:28px}

/* ---------- Pied de page ---------- */
.site-footer{background:var(--navy);color:rgba(255,255,255,.8);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:34px}
.footer-logo{width:156px;height:auto;margin-bottom:14px;padding:10px;background:#fff;border-radius:10px}
.site-footer h4{color:#fff;font-size:.95rem;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:14px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.site-footer a{color:rgba(255,255,255,.8)}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem}
.tva-note{font-size:.82rem;color:rgba(255,255,255,.55);margin-top:8px}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .hero__grid,.split,.form-wrap{grid-template-columns:1fr}
  .hero__grid{gap:34px;padding-block:64px}
  .hero__bg{width:100%;opacity:.16;-webkit-mask-image:none;mask-image:none}
  .hero__bg::after{background:linear-gradient(180deg,rgba(20,44,88,.6),var(--navy))}
  .grid--3,.grid--4,.features,.contact-cards,.gallery{grid-template-columns:repeat(2,minmax(0,1fr))}
  .indus__grid{grid-template-columns:1fr}
  .indus__media{min-height:240px}
  .indus__body{padding:30px 26px}
  .footer-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .nav__links{position:fixed;top:74px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:0;padding:10px 16px 20px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);transform:translateY(-12px);opacity:0;visibility:hidden;
    pointer-events:none;transition:transform .25s ease,opacity .25s ease,visibility .25s ease;
    z-index:40;max-height:calc(100dvh - 74px);overflow-y:auto}
  .nav__links.open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}
  .nav__links a{padding:13px 10px;border-radius:8px}
  .nav__cta{margin:8px 0 0}
  .nav__cta .btn{width:100%;justify-content:center}
  .burger{display:flex}
  .section{padding:52px 0}
}
@media(max-width:640px){
  .grid--3,.grid--4,.grid--2,.features,.contact-cards,.gallery{grid-template-columns:1fr}
  .card--featured{grid-template-columns:1fr;padding:26px}
  .shot--wide{grid-column:auto;aspect-ratio:4/3;min-height:0}
  .indus__sectors{grid-template-columns:1fr}
}
@media(max-width:560px){
  body{font-size:16px}
  .brand__name{font-size:1rem}
  .brand__name span{letter-spacing:2px}
  .hero__grid{padding-block:52px}
  .hero__compact{padding-block:48px}
  .hero__actions .btn,.error-actions .btn{width:100%;justify-content:center}
  .step{grid-template-columns:1fr}
  .step__num{margin-bottom:-6px}
  .form-card,.info-panel,.card,.contact-card{padding:22px}
  .section-heading{margin-bottom:34px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;
    animation-duration:.01ms!important;animation-iteration-count:1!important}
}

/* Notice expliquant l'origine illustrative des visuels */
.visual-disclosure { color:#59677a; font-size:.84rem; line-height:1.55; padding-top:15px; padding-bottom:30px; }

/* Finitions visuelles et accessibilité */
.nav__links .btn--primary{color:#fff;background:var(--teal-dark)}
.nav__links .btn--primary:hover{color:#fff;background:var(--navy)}
.nav__links a{display:block}
.burger span{flex:none;margin:3px 0;height:2px}
.pcard__media{aspect-ratio:3/2}
.pcard__chip{width:36px;height:36px;background:rgba(20,44,88,.72);backdrop-filter:blur(4px)}
.pcard__chip svg{width:20px;height:20px}
.pcard__body{flex:1;padding:24px;gap:12px}
.pcard__body h3{line-height:1.35}
.shot{aspect-ratio:3/2}
.shot--wide{aspect-ratio:2/1}
.split img{width:100%;height:auto}
.indus__media{min-height:0;align-self:start;aspect-ratio:3/2;margin:28px 0 28px 28px;border-radius:10px;overflow:hidden}
.indus__grid{grid-template-columns:1fr 1fr;align-items:center}
.indus__body{padding:32px}
.indus__sectors{grid-template-columns:1fr}
@media(max-width:900px){
 .indus__grid{grid-template-columns:1fr}
 .indus__media{margin:0;border-radius:0;min-height:0}
 .nav__links .btn--primary{display:flex}
}
@media(max-width:640px){.shot--wide{aspect-ratio:3/2}}