/* ============================================================
   GROUPE CYRNEO — feuille de style principale
   Palette issue du logo : marine #005076 · cyan #00a5d8 · ciel #a2d9ef
   ============================================================ */

:root{
  --navy:#005076;
  --navy-deep:#083048;
  --navy-ink:#0e2a3a;
  --cyan:#00a5d8;
  --cyan-bright:#2ec3ec;
  --sky:#a2d9ef;
  --ice:#eaf5fb;
  --ice-2:#f5fafd;
  --white:#ffffff;
  --text:#28414f;
  --muted:#5b7484;
  --line:#d7e8f2;
  --grad:linear-gradient(135deg,#2ec3ec 0%,#00a5d8 45%,#005076 100%);
  --grad-soft:linear-gradient(180deg,#f5fafd 0%,#eaf5fb 100%);
  --radius:18px;
  --shadow:0 10px 30px rgba(0,80,118,.10);
  --shadow-lg:0 18px 50px rgba(0,80,118,.16);
  --font-head:'Nunito',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-body:'Nunito Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  font-size:17px;line-height:1.65;color:var(--text);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none}
a:hover{color:var(--navy)}
.container{max-width:1160px;margin:0 auto;padding:0 24px}

h1,h2,h3,h4{font-family:var(--font-head);color:var(--navy);line-height:1.15;font-weight:800}
h1{font-size:clamp(2rem,4.6vw,3.15rem);letter-spacing:-.5px}
h2{font-size:clamp(1.55rem,3vw,2.2rem);letter-spacing:-.3px}
h3{font-size:1.22rem}
.lead{font-size:1.14rem;color:var(--muted);max-width:46em}

.kicker{
  display:inline-block;font-family:var(--font-head);font-weight:800;
  font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:14px;
}
.kicker::before{content:"";display:inline-block;width:26px;height:3px;border-radius:2px;
  background:var(--grad);margin-right:10px;vertical-align:middle}

/* ---------- Header ---------- */
.topbar{
  background:var(--navy-deep);color:#bfe3f4;font-size:.86rem;
  padding:7px 0;
}
.topbar .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.topbar a{color:#fff;font-weight:700}
.topbar .tb-item{display:inline-flex;align-items:center;gap:7px}

header.site{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:82px}
.brand img{width:178px;height:auto}
.nav ul{display:flex;align-items:center;gap:6px;list-style:none}
.nav ul a{
  display:block;padding:10px 14px;border-radius:10px;
  font-family:var(--font-head);font-weight:700;font-size:.98rem;color:var(--navy);
}
.nav ul a:hover,.nav ul a.active{background:var(--ice);color:var(--navy)}
.nav ul a.current{background:var(--ice);box-shadow:inset 0 -3px 0 var(--cyan)}

.has-sub{position:relative}
.has-sub>a::after{content:"▾";font-size:.7em;margin-left:6px;opacity:.6}
.sub{
  position:absolute;top:100%;left:0;min-width:250px;background:#fff;
  border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-lg);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.18s ease;list-style:none;
}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:translateY(4px)}
.sub li a{padding:10px 14px;border-radius:9px;font-weight:700;font-size:.94rem;display:block}
.sub li a:hover{background:var(--ice)}
.sub li a small{display:block;font-family:var(--font-body);font-weight:400;color:var(--muted);font-size:.8rem}

.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-head);font-weight:800;font-size:1rem;
  padding:13px 24px;border-radius:999px;transition:.18s ease;
  border:2px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn svg{width:20px;height:20px;flex:0 0 20px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(0,165,216,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,165,216,.45);color:#fff}
.btn-ghost{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-ghost:hover{background:var(--navy);color:#fff}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{background:var(--sky);color:var(--navy-deep)}
.btn small{display:block;font-size:.72rem;font-weight:700;opacity:.85}

.burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.burger span{display:block;width:26px;height:3px;border-radius:2px;background:var(--navy);margin:5px 0;transition:.25s}

/* ---------- Hero accueil ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--grad-soft);
  padding:84px 0 96px;
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-60px;width:560px;height:560px;
  background:url('drop-watermark.png') no-repeat center/contain;
  opacity:.10;pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center;position:relative;z-index:2}
.hero .lead{margin:20px 0 30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-logo{display:flex;justify-content:center}
.hero-logo img{width:min(330px,70vw);filter:drop-shadow(0 24px 40px rgba(0,80,118,.18))}

.trust{display:flex;gap:26px;flex-wrap:wrap;margin-top:34px;color:var(--muted);font-size:.95rem}
.trust b{color:var(--navy);font-family:var(--font-head)}
.trust .t-item{display:flex;align-items:center;gap:9px}
.tick{width:20px;height:20px;flex:0 0 20px;border-radius:50%;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:.7rem;font-weight:900}

/* ---------- Bande chiffres ---------- */
.stats{background:var(--navy-deep);color:#fff;padding:44px 0;position:relative;overflow:hidden}
.stats::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 85% 20%,rgba(46,195,236,.22),transparent)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;text-align:center;position:relative}
.stat b{display:block;font-family:var(--font-head);font-weight:900;font-size:2.3rem;
  background:linear-gradient(90deg,#2ec3ec,#a2d9ef);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{color:#bfe3f4;font-size:.95rem}

/* ---------- Sections ---------- */
section.block{padding:88px 0}
section.block.tint{background:var(--ice-2)}
.sec-head{max-width:720px;margin-bottom:48px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head.center .kicker::before{display:none}
.sec-head p{margin-top:14px;color:var(--muted)}

/* Cards filiales */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:.22s ease;position:relative;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--sky)}
.card .ico{
  width:58px;height:58px;border-radius:16px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
  color:#fff;box-shadow:0 8px 18px rgba(0,165,216,.35);
}
.card .ico svg{width:30px;height:30px}
.card h3{margin-bottom:6px}
.card .role{font-size:.83rem;font-weight:800;font-family:var(--font-head);
  letter-spacing:.08em;text-transform:uppercase;color:var(--cyan);margin-bottom:12px}
.card p{color:var(--muted);font-size:.97rem;flex:1}
.card .more{margin-top:18px;font-family:var(--font-head);font-weight:800;color:var(--navy);display:inline-flex;align-items:center;gap:7px}
.card .more::after{content:"→";transition:.18s}
.card:hover .more::after{transform:translateX(4px)}
.card.flag::before{
  content:"Vaisseau amiral";position:absolute;top:18px;right:18px;
  background:var(--navy);color:#fff;font-size:.68rem;font-weight:800;
  font-family:var(--font-head);letter-spacing:.06em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;
}

/* Split médias */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split .visual{
  background:var(--grad);border-radius:26px;min-height:380px;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);
}
.split .visual img{width:62%;filter:drop-shadow(0 18px 30px rgba(0,0,0,.25))}
.split .visual::after{content:"";position:absolute;inset:0;
  background:radial-gradient(400px 260px at 20% 15%,rgba(255,255,255,.25),transparent)}
ul.checks{list-style:none;margin-top:22px;display:grid;gap:13px}
ul.checks li{display:flex;gap:12px;align-items:flex-start}
ul.checks li b{color:var(--navy)}
ul.checks .tick{margin-top:4px}

/* Timeline */
.timeline{border-left:3px solid var(--sky);margin-left:10px;padding-left:34px;display:grid;gap:34px;position:relative}
.tl{position:relative}
.tl::before{content:"";position:absolute;left:-44px;top:4px;width:17px;height:17px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 0 5px var(--ice)}
.tl b{font-family:var(--font-head);color:var(--cyan);font-size:1.05rem;display:block;margin-bottom:4px}
.tl h3{margin-bottom:6px}
.tl p{color:var(--muted)}

/* ---------- Page hero interne ---------- */
.page-hero{background:var(--grad-soft);padding:58px 0 62px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-120px;bottom:-180px;width:430px;height:430px;
  background:url('drop-watermark.png') no-repeat center/contain;opacity:.08;pointer-events:none}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--muted);font-weight:700}
.crumbs a:hover{color:var(--cyan)}
.crumbs span{margin:0 7px;opacity:.5}
.page-hero .lead{margin-top:16px}
.page-hero .hero-cta{margin-top:28px}
.chip{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:8px 16px;font-size:.9rem;font-weight:700;color:var(--navy);
  font-family:var(--font-head);box-shadow:var(--shadow);white-space:nowrap;
}
.chip svg{width:17px;height:17px;flex:0 0 17px}

/* Contenu filiale */
.duo{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:start}
.panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:30px;
}
.panel.navy{background:var(--navy-deep);color:#d9eefa;border:none}
.panel.navy h3{color:#fff}
.panel.navy a.btn-primary{margin-top:8px}
.panel .p-row{display:flex;gap:13px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line)}
.panel .p-row:last-child{border-bottom:none}
.panel.navy .p-row{border-color:rgba(255,255,255,.12)}
.panel .p-row .ico-s{width:38px;height:38px;flex:0 0 38px;border-radius:11px;background:var(--ice);
  display:flex;align-items:center;justify-content:center;color:var(--navy)}
.panel.navy .p-row .ico-s{background:rgba(255,255,255,.12);color:#7fd7f3}
.panel .p-row b{display:block;font-family:var(--font-head);color:var(--navy)}
.panel.navy .p-row b{color:#fff}
.panel .p-row small{color:var(--muted)}
.panel.navy .p-row small{color:#a8cfe2}

.svc{display:grid;gap:16px;margin-top:8px}
.svc-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow)}
.svc-item h3{display:flex;align-items:center;gap:11px;font-size:1.08rem}
.svc-item h3 .dot{width:11px;height:11px;border-radius:50%;background:var(--grad);flex:0 0 11px}
.svc-item p{color:var(--muted);font-size:.96rem;margin-top:7px}

/* Bandeau CTA */
.cta-band{background:var(--grad);border-radius:26px;padding:52px;color:#fff;
  display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-60px;top:-90px;width:300px;height:300px;
  border-radius:50%;background:rgba(255,255,255,.12)}
.cta-band h2{color:#fff;margin-bottom:8px}
.cta-band p{opacity:.92}
.cta-band .btns{display:flex;gap:14px;flex-wrap:wrap}

/* Réseau de sites (maillage) */
.netgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.net{
  border:1.5px solid var(--line);border-radius:16px;padding:24px;background:#fff;
  transition:.2s;box-shadow:var(--shadow);
}
.net:hover{border-color:var(--cyan);transform:translateY(-4px)}
.net .dom{font-family:var(--font-head);font-weight:800;color:var(--cyan);font-size:.88rem;word-break:break-all}
.net h3{margin:6px 0 8px;font-size:1.06rem}
.net p{color:var(--muted);font-size:.92rem}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.c-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.c-card h3{display:flex;gap:11px;align-items:center;margin-bottom:12px}
.c-card .big{font-family:var(--font-head);font-weight:900;font-size:1.7rem;color:var(--navy);display:block;margin:8px 0}
.c-card p{color:var(--muted)}

/* ---------- Légal ---------- */
.legal h2{margin:44px 0 14px;font-size:1.35rem}
.legal p,.legal li{color:var(--text);margin-bottom:10px}
.legal ul{padding-left:22px}
.todo{background:#fff7e0;border:1px dashed #d8b74a;border-radius:10px;padding:4px 10px;color:#8a6d1a;font-weight:700}

/* ---------- Footer ---------- */
footer.site{background:var(--navy-deep);color:#bcd9e8;padding:70px 0 0;margin-top:0}
.f-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:44px;padding-bottom:50px}
.f-grid img{width:200px;margin-bottom:18px}
.f-grid p{font-size:.93rem;color:#9dc4d9}
.f-grid h4{color:#fff;font-size:.98rem;margin-bottom:16px;letter-spacing:.06em;text-transform:uppercase}
.f-grid ul{list-style:none;display:grid;gap:9px}
.f-grid ul a{color:#bcd9e8;font-size:.95rem}
.f-grid ul a:hover{color:#2ec3ec}
.f-grid ul a.ext::after{content:" ↗";color:#2ec3ec;font-size:.8em}
.f-contact li{display:flex;gap:10px;align-items:flex-start}
.f-contact b{color:#fff}
.f-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:.85rem;color:#8db4c9}
.f-bottom .container{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.f-bottom a{color:#a8cfe2}
.f-bottom a:hover{color:#2ec3ec}

/* ---------- Thèmes filiales (accents de marque) ---------- */
/* Socle Cyrneo conservé (header, footer, boutons globaux) ;
   chaque filiale colore ses accents : icônes, puces, pastilles. */
.grad-sa{background:linear-gradient(135deg,#2ab5b5,#28285a)!important}
.grad-st{background:linear-gradient(135deg,#c05a20,#6e3210)!important}
.grad-so{background:linear-gradient(135deg,#00a0d2,#00506e)!important}
.grad-m2a{background:linear-gradient(135deg,#2ab5b5,#004682)!important}
.grad-ec{background:linear-gradient(135deg,#c054cc,#6c18cc)!important}
.ink-sa{color:#1e9e9e!important}
.ink-st{color:#a84a18!important}
.ink-so{color:#0089b8!important}
.ink-m2a{color:#0f6f9e!important}
.ink-ec{color:#b03ec2!important}
.theme-sa{--f-ink:#1e9e9e;--f-dark:#28285a;--f-grad:linear-gradient(135deg,#2ab5b5,#28285a)}
.theme-st{--f-ink:#a84a18;--f-dark:#3c3436;--f-grad:linear-gradient(135deg,#c05a20,#6e3210)}
.theme-so{--f-ink:#0089b8;--f-dark:#00506e;--f-grad:linear-gradient(135deg,#00a0d2,#00506e)}
.theme-m2a{--f-ink:#0f6f9e;--f-dark:#004682;--f-grad:linear-gradient(135deg,#2ab5b5,#004682)}
.theme-ec{--f-ink:#a83cc4;--f-dark:#303030;--f-grad:linear-gradient(135deg,#c054cc,#6c18cc)}
body[class*="theme-"] .kicker{color:var(--f-ink)}
body[class*="theme-"] .kicker::before{background:var(--f-grad)}
body[class*="theme-"] .svc-item h3 .dot{background:var(--f-grad)}
body[class*="theme-"] .panel .ico-s{background:var(--ice);color:var(--f-dark)}

/* Hero filiale avec logo */
.fil-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:54px;align-items:center}
.fil-logo{
  background:#fff;border-radius:22px;box-shadow:var(--shadow-lg);
  padding:36px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
}
.fil-logo img{max-height:200px;width:auto;max-width:100%}
.fil-logo.icon-fallback{background:var(--f-grad,var(--grad));border:none;color:#fff;min-height:230px}
.fil-logo.icon-fallback svg{width:110px;height:110px}
@media (max-width:1020px){
  .fil-grid{grid-template-columns:1fr;gap:30px}
  .fil-logo{order:-1;max-width:330px;padding:22px}
  .fil-logo img{max-height:120px}
  .fil-logo.icon-fallback{min-height:150px}
  .fil-logo.icon-fallback svg{width:70px;height:70px}
}

/* Logos dans les cartes réseau */
.net .net-logo{height:48px;width:auto;max-width:78%;object-fit:contain;object-position:left;margin-bottom:14px}

/* Galerie photos chantier */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery figure{margin:0;border-radius:16px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3;background:var(--ice);position:relative}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.gallery figure:hover img{transform:scale(1.05)}
.gallery figure.wide{grid-column:1/-1;aspect-ratio:21/9}
.gallery figcaption{
  position:absolute;top:12px;left:12px;z-index:2;
  font-family:var(--font-head);font-weight:800;font-size:.78rem;
  letter-spacing:.08em;text-transform:uppercase;color:#fff;
  padding:5px 13px;border-radius:999px;background:rgba(8,48,72,.78);
  backdrop-filter:blur(4px);
}
.gallery figcaption.ok{background:var(--grad)}
@media (max-width:900px){.gallery{grid-template-columns:repeat(2,1fr)}.gallery figure.wide{aspect-ratio:16/9}}
@media (max-width:520px){.gallery{grid-template-columns:1fr}}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.on{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media (max-width:1020px){
  .cards,.netgrid{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-logo{order:-1}
  .hero-logo img{width:min(240px,60vw)}
  .split,.duo,.contact-grid{grid-template-columns:1fr;gap:36px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .burger{display:block}
  .nav ul{
    position:fixed;inset:82px 0 auto 0;background:#fff;flex-direction:column;
    align-items:stretch;gap:2px;padding:18px 22px 26px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-lg);display:none;max-height:calc(100vh - 82px);overflow:auto;
  }
  .nav ul.open{display:flex}
  .nav ul a{padding:13px 14px;font-size:1.05rem}
  .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;
    padding:0 0 0 16px;display:none}
  .has-sub.open .sub{display:block}
  .has-sub>a::after{content:"▸";margin-left:8px}
  .has-sub.open>a::after{content:"▾"}
  .nav .btn{display:none}
}
@media (max-width:640px){
  .cards,.netgrid{grid-template-columns:1fr}
  .f-grid{grid-template-columns:1fr;gap:34px}
  .cta-band{padding:36px 26px}
  section.block{padding:64px 0}
  .brand img{width:150px}
  .topbar{font-size:.78rem}
  .topbar .tb-hide{display:none}
  .topbar a{white-space:nowrap}
  .chip{white-space:normal}
  .btn{white-space:normal}
  .btn span{white-space:nowrap}
}